Learn MechanicalRotary Sand Sieving Machine is used for sieving the sand used for construction of buildings. It is motor driven and very useful for contractors to sieve sand on construction sites.
This automatic sand sieving , sand screening machine is helpful for Construction industries. This Project is for Diploma students and BE mechanical Final year students
Sand Sieving machine | Sand Screening machine - Mechanical ProjectLearn Mechanical2019-02-23 | Rotary Sand Sieving Machine is used for sieving the sand used for construction of buildings. It is motor driven and very useful for contractors to sieve sand on construction sites.
This automatic sand sieving , sand screening machine is helpful for Construction industries. This Project is for Diploma students and BE mechanical Final year students
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-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-CNC Bending #shortsLearn Mechanical2021-11-20 | Working of CNC press brake machineDesign and Fabrication of Hydraulic Pipe bending machineLearn Mechanical2020-12-22 | When considering industrial machinery, the hydraulic pipe bending machine is the perfect machine shop tool for the pipe bender. Our bending machine consists of a hydraulic cylinder, hydraulic pump, die holder, ram, and die. This is a hand-operated one. The hydraulic pump is supplying pressurized oil to the hydraulic cylinder. The hydraulic cylinder consists of a piston and piston rod. The ram is fixed at the end of the hydraulic cylinder. The pressurized oil pusses the hydraulic cylinder piston forward due to oil pressure. Already the pipe is fixed at the die holder. The ram is striking the pipe forcibly, due to the movement of the hydraulic piston.
Hydraulic Bending machine consist of Following parts:
Hydraulic Bottle Cylinder (Jack) • Handle • Plunder • Piston Ram • Side Rollers • Arm Plates (Top and Bottom) • Bending PunchVegetables Cutting Machine -Mini mechanical projectLearn Mechanical2020-09-21 | This simple but very useful project for cutting daily use vegetables smoothly and automatically. The main parts of the machine are a vertical plate on which all assembly mounted, a Side Cover to Collects Slices, a Plywood wheel with a cutter mounted on it, and an Electrical motor, Feeder pipe.
Cutter Blades are mounted on wheel, the wheel is attached to the motor using nut and bolt. Vegetables such as potato, onion, Carrots are inserted from the pipe , A small slot is cut on a vertical plate to trap vegetable in between the cutter. Because cutters continuously rotating, vegetables get sliced in small pieces.
This project is easy to manufacture and easy to operate.
More Projects: learnmech.com/mechanical-engineering-projectsAutomatic Sanitizer Sprayer For Home Surrounding AreaLearn Mechanical2020-06-06 | This project is used to sanitize the home surrounding area, village roads, garden, gulley, small passages as well as large-area very effectively. This device is symmetrical in design so that more than one device can be joined to each other with the help of nut and bolts.
Agricultural sprayer pump is used for spraying sanitizer liquid. The conventional oscillating pumping mechanism is replaced by chain and sprocket mechanism.
Chain and mechanism are used to pumping the liquid sanitizer when vehicle moves forward.Design of Sanitation Disinfection Gate - Sanitizing BoothLearn Mechanical2020-05-30 | Sanitation Disinfection Gate or tunnel is used to reduce bacteria and unwanted viruses from clothes or the outer body of objects. This sanitation disinfection gate or sanitizing booth can be made up of plastic, metal, ( MS and SS ).
The main parts used for making this setup are stainless steel sheet, spray nozzle, Motion Sensor, Electrical operated agricultural sprayer, piping, timer, relay circuit, etc.
This device can be used for public places like bus stops, Malls, Companies, cinema halls, temples, parks, hospitals etc.
Guidelines on disinfection of common public places including offices
https://www.mohfw.gov.in/pdf/Guidelinesondisinfectionofcommonpublicplacesincludingoffices.pdfSingle Plate Clutch - Parts, Working and AnimationLearn Mechanical2020-05-15 | Clutch lies in between the flywheel the gearbox, allows the engine power to be disconnected from the transmission to free it from the torque (turning effort) when gears are engaged or changed.
Single plate Clutch is the most common type of clutch used in motor vehicles. It consists of only one clutch plate, mounted on the splines of the clutch shaft.
The flywheel is mounted on the engine crankshaft and rotates with it. The pressure plate is bolted to the flywheel through clutch springs and is free to slide on the clutch shaft when the clutch pedal is operated.
When the clutch is engaged the clutch plate is gripped between the flywheel and the pressure plate. The friction linings are on both sides of the clutch plate.
Due to the friction between the flywheel, clutch plate and pressure plate, the clutch plate revolves with the flywheel. As the clutch plate revolves, the clutch shaft also revolves.
More Mechanical Related articles: Learnmech.comAutomatic Pneumatic Operated Waste Can Crusher MachineLearn Mechanical2020-03-27 | Crusher A crusher is a machine designed to reduce large solid material objects into a smaller volume, or smaller pieces. Crushers may be used to reduce the size, or change the form, of waste materials so they can be more easily disposed of or recycled, or to reduce the size of a solid mix of raw materials (as in rock ore), so that pieces of different composition can be differentiated.
The Can Crushing process is a main part of the Wastage Collecting industries. Normally the Can Crushing machine is manually hand operated one for Wastage Collecting industries. In our project is “Pneumatic Can Crusher”. Automation in the modern world is inevitable. Any automatic machine aimed at the economical use of man, machine, and material worth the most. In our project is Pneumatic Actuator and control Valve unit is used for automation.
The Can Crushing machine works with the help of pneumatic Single acting cylinder. The piston is connected to the moving and Pressing Die Arrangement. It is used to press the wastage cool drinks can. The machine is portable in size, so easy transportable.
A sieve is a device for separating wanted elements from unwanted material or for characterizing the particle size distribution of a sample, typically using a woven screen such as a mesh or net. This project focuses in design, fabrication of the mechanical part of machine and the system of the sieve machine. To achieve this project objective, this sieve machine body structure and mechanical system needs to concern some other criteria such as strength, safety and ergonomic design.
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Construction Equipment Projects For Mechanical Engineers
learnmech.com/construction-equipment-projects-for-mechanical-engineersPneumatic Sand Ramming Machine : Mechanical projectLearn Mechanical2020-03-22 | Moulding is one of the important metals forming process in manufacturing components for various applications in industry. Casting of any size and shape can be made accurately. Automation in this field helps to improve the foundry environment and accuracy of the cast parts. Efficiency of moulding is affected by various parameters like permeability, collapsibility, adhesiveness etc. So it is a must to avoid defects in casting. The defects occur in sand castings post a great problem in foundry. On account of defects more than 10% castings are rejected. Even though skilled labor is employed for ramming operation, the packing of molding sand will not be even throughout the molding box. So we have selected the idea of fabricating “PNEUMATIC RAMMER”. This rammer is operated pneumatically. By using this rammer moulding sand will be packed evenly throughout the box. INTRODUCTION The pneumatic rammer is used for ramming the sand uniformly around the pattern. It can be used even in small scale industries. To operate this rammer an air compressor is needed. A butt which is attached to the bottom of the piston rod does the operation of ramming. The pressure developed inside the cylinder reciprocates the piston and hence the butt. This rammer is handled by an operator just by moving it over the moulding sand. The butt rams the sand at places moved and the sand is uniformly rammed. This rammer reduces the ramming time and labor. Due to this the cost is reduced considerably. So this machine finds application in foundries.
learnmech.com/mechanical-engineering-projectsDesign and Fabrication Hand Tapping MachineLearn Mechanical2020-03-21 | Tapping is the operation of cutting internal threads in a hole using a cutting tool called Tap. A tap has cutting edges in the shape of threads. When the tap is screwed into a hole it removes metal and cuts internal threads for tapping the hole drilled will be smaller than the tap size.
Application : Drilling, boring, reaming, grinding etc. It is used. 1. In automobile workshops 2. In small scale industries 3. In such places where frequent changes in operations are required 4. In welding shops for grinding. 5. For performing operations in huge parts which can not be done in ordinary machines, since it is portable.
learnmech.com/mechanical-engineering-projectsHydraulic Scissor Lifting Table Mechanical ProjectLearn Mechanical2019-12-11 | A hydraulic pallet lift is a mechanical device used
for various applications for lifting of the loads to a height or level. A lift table is defined as a scissor lift used to stack, raise or lower, convey and/or transfer material between two or more elevations. The main objective of the devices used for lifting purposes is to make the table adjustable to a desired height. A scissor lift provides most economic dependable & versatile methods of lifting loads; it has few moving parts which may only require lubrication. This lift table raises load smoothly to any desired height. The scissor lift can be used in combination with any of applications such as pneumatic, hydraulic, mechanical, etc. Lift tables may incorporate rotating platforms (manual or powered); tilt platforms, etc, as
a part of the design.
Scissor lift design is used because of its ergonomics as compared to other heavy lifting devices available in the market. The frame is very sturdy & strong enough with increase in structural integrity.
Lifting Equipment Projects , Lifting Mechanism Projects For Mechanical learnmech.com/lifting-equipment-projects-lifting-mechanism-projects-for-mechanicalPedal Operated Flour Mill | Mechanical ProjectLearn Mechanical2019-11-24 | Flour is the ground up seeds of wheat (for wheat flour). This is a multi step process. 1) the wheat is harvested 2) the wheat is made up of its husk, germ and body and is transported to storage. 3) from storage it is transported to the mill and put into silos to dry 4) in the mill, it is “rubbed” or “hulled” which removes the husk 5) for whole grain flour, the wheat with germ is then sent from the huller into a series of rollers which crushes the grain (seed) and the 5) goes between the “stones” which are actually large metal wheels that has grooves in it that tear the crushed grain into tiny little bits it the drops into 6) the fine milling wheels where these tiny bits get milled into flour, ity bitty bits of grain. This produces Whold Grain Flour. There are other added processes for removing the germ after step 5 above and there is also some steps after to “bleach” the flour. It all depends on what kind of flour is being made. Cake flour for instance may go through additional wheels.
learnmech.com/pedal-powered-bicycle-projects-for-mechanical-engineersFabrication of swaging Machine | Forming Machine | Mechanical ProjectLearn Mechanical2019-11-10 | A swaging machine is utilized for modifying the dimensions of plain or cylindrical metal sheets. It is actually a hand operated mechanical tool that performs numerous forging operations on flat metal sheets as well as on cylindrical rods. The universal and deep throat swaging units are utilized for altering the shape and size of sheet metal as required. They are hand operated or mechanized and used in heavy metal industries. Other applications include swaging drums and containers such as water buckets. The jenny or burring device is used for machining tins and containers. The main applications involve plating, edging and flanging the bottom and body of tins, as well as angular setting and double seaming. The roll type edge folding swaging device is utilized for tin edging, forming hooks on side seams and tin flanging. It is also used for making tin containers of various shapes and sizes.
Abstract - On the conventional punching machine the time for job setting, marking, punching operation is more. Labor cost is also more. With Geneva based punching machine the time for job setting, marking, punching, labor cost decreases and also less maintenance cost. In this project we are designing and fabricating the prototype of Auto roll punching machine using Geneva mechanism. This project is specially designed for automatic punching in metal sheet. This project is to introduce automation in industries. The major components involved in this project are dc motor, cam arrangement, chain drive, Geneva mechanism and punching tool. In this project we are using two rollers for moving the sheet during operation. A dc motor is connected with cam. The cam has a pin which rotates the Geneva wheel. The Geneva wheel is attached to the chain drive. The other end of the chain drive is connected to the rollers which roll the metal sheet and the punching operation is done by the punch tool. It is suitable for making mass production of the sheet metal punching.
Working When the motor is powered the cam drive disc is rotated. The linear rod which is attached to the cam drive disc with eccentricity from the center is reciprocated on the punching machine. The punching machine consists of a punch head, when the linear rod is moved down it presses the punch head. The punch head consists of punch tools which punches the paper in required manner.
The cam drive disc has a pin attached to it, which enters into the slot of the Geneva wheel and turns the Geneva wheel. For every one rotation of cam drive disc, the Geneva wheel rotates 1/4th of the rotation. The shaft of the Geneva wheel is attached to the sprocket wheel. When the Geneva wheel rotates, the sprocket wheel also rotates which in turn rotates the rollers attached to the other sprocket wheel. The two sprocket wheels are connected by a roller chain. With the help of rollers the paper moves forward and the punching operation is done on it.
learnmech.com/mechanical-engineering-projectsDesign and Fabrication of Wood Splitting machineLearn Mechanical2019-10-16 | Wood Splitting machine is useful project for Mechanical Final year BE / B tech as well as Diploma Students . This machine is mainly used for splitting the already cut round wooden small section which further used for fire , cooking , construction purposes . Firstly wood is cut into small pieces with help of saw or electric Cutter . Then after this small rounded section are inserted into wood pusher and cutter by operator ( human ) one by one .
In this Project Motor is power source . Motor is connected with gearbox . Gearbox output shaft is connected with crack . Crack is made up of ms Steel plated bended as shown in video. Further this crack connected to pusher which pushes wood against cutter . Guide ways are bolted with pusher to ensure horizontal movement of pusher with respect to frame . Frame is made up of mild steel Tube section 30 x 30 x1.5 mm thickness.
learnmech.com/fabrication-related-projects360 degree drilling machine | Flexible drilling machine - Mechanical projectLearn Mechanical2019-09-30 | In previous drilling machine many of the problems arise during drilling. Some parts cannot drill due to small work space between drill bit and work piece. So we use hand drills in this cases but it cause alignment problems. So here i propose a 360 degree flexible drill that can be mounted on a table or wall and can be used to drill holes horizontally, vertically or even upside down. So this make it possible for easy drilling in even complicated parts and surfaces.
A pedal powered potter’s wheel is composed of a wheel head, upon which the potter’s shapes his pots, it is mounted upon the upper end of a vertical driven shaft. One end of the horizontal shaft is welded to the bevel gear and sprocket is bolted on other end of horizontal shaft. The sprocket and chain wheel is connected through chain. Driven shaft is engaged to horizontal shaft by bevel gear. Potter wheel is turned counter clock wise by a bevel gears vertically pressed down the pedal.
learnmech.com/fabrication-related-projectsElliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical projectLearn Mechanical2019-09-17 | This projects is combination of elliptical trainer and cross bike . This elliptical outdoor bike is useful for exercise purpose also low effort may required to ride the bicycle as compared to traditional Bicycle .
This works on principle of Elliptical Motion . Pedal movement is elliptical so that further this motion converted to rotary motion by arrangement of levers ,chain and Sprocket .
The elliptical bike has the versatility to give you the exercise experience you're looking for, whether you are a competitive athlete looking to improve your cardiovascular fitness or someone who wants to enjoy comfortable and fun outdoor exercise.
learnmech.com/affordable-low-budget-mechanical-engineering-projectsSolar Stirling Engine Operated Water Pump - Mechanical ProjectLearn Mechanical2019-09-13 | In order to satisfy the rising energy demands of global consumption, a new cleaner and renewable power source needs to be explored, conceptualized, and developed. Solar energy is a free and clean energy resource which can be used to generate power without damage to humans or the local ecosystems. To efficiently capture this solar energy as a feasible power source, a Stirling engine will be developed and will use sunlight as a source via a solar concentrator. This project intends to utilize methods of gathering solar energy that have not yet been commercially implemented, and modifications to traditional Stirling engines will be made in order to maximize the efficiency of solar Stirling engines. These modified solar Stirling engines can produce power for a wide variety of applications. The nature of the engine allows for both the scalability to create a solar farm as well as use for producing power in remote areas and disaster relief.
A Beta Stirling Engine configuration uses one cylinder which houses both the power and displacement piston. The displacer piston purpose is to shuffle the air between the hot end and the cold end while not extracting any power from the expanding gas.
Noodles is one of the popular fast-food item having very good market demand in the Country as well as in abroad. The product can be prepared by using very simple technology with Pneumatic operated machinery.
Noodles are popular fast food and a value-added item having very good market demand all over the world. Noodles are a prominent fast food and are available in almost all countries around the world. China leads the demand followed by countries like India, United States, Indonesia, Japan, Korea, Saudi Arabia, etc. The demand for noodles is mainly from urban areas where there are working couples, and people are relatively more hard-pressed for time.
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Agricultural Cultivator - Mechanical Major ProjectLearn Mechanical2019-09-04 | A cultivator is any of several types of farm implement used for secondary tillage. One sense of the name refers to frames with teeth (also called shanks) that pierce the soil as they are dragged through it linearly.
Cultivators stir and pulverize the soil, either before planting (to aerate the soil and prepare a smooth, loose seedbed) or after the crop has begun growing (to kill weeds—controlled disturbance of the topsoil close to the crop plants kills the surrounding weeds by uprooting them, burying their leaves to disrupt their photosynthesis, or a combination of both).
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Pedal Operated Water Pump - Mechanical Mini ProjectLearn Mechanical2019-08-28 | Pedal Operated Water Pump - Mechanical Mini Project
In this video, design and construct pedal operated water pump which used in small irrigation and garden irrigation. The pedal operated pump can be construct using local material and skill. A water system includes a hand pump operated by pedal power. The pump stand includes a housing in which a foot pedal and a drive shaft rotate. Hand pumps are manually operated pumps; they use human power and mechanical advantage to move fluids or air from one place to another. They are widely used in every country in the world for a variety of industrial, marine, irrigation and leisure activities
Most hand pumps are either piston pumps or plunger pumps, and are positive displacement.
Noodle or chow main is one of the most popular snacks food items in India. Noodles making process is simple
Noodles Manufacturing Process
Noodles manufacturing attracts following steps.
Dry Mixing
Dough Formation You can make satisfactory dough with the above blend only by using boiled water. You will find a gelatine form of the starch here. Then mix the ingredients in the dough mixer for about 12 to 15 minutes.
Extrusion Then transfer the kneaded dough to the noodles making machine. From here you can produce extruded material of desired shape and length. However, you must use an appropriate type of die. Adjust the distance between the dye surface and cutting blade. The moisture content of the product at this stage is about 33%.
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Pneumatic Paper Cutting Machine - Mini Mechanical ProjectsLearn Mechanical2019-08-26 | The paper cutting process is a main part of the all paper and printing industries. Normally the paper cutting machine is manually hand operated one for medium and small scale industries. In our project is “AUTOMATIC PNEUMATIC PAPER CUTTING MACHINE”. Automation in the modern world is inevitable. Any automatic machine aimed at the economical use of man, machine, and material worth the most. In our project is solenoid valve and control timing unit is used for automation. The paper cutting machine works with the help of pneumatic double acting cylinder. The piston is connected to the moving cutting tool. It is also used to cut the small size of sheet metal. The machine is portable in size, so easy transportable.
WORKING PRINCIPLE The compressed air from the compressor is used as the force medium for this operation. There are pneumatic double acting cylinders, solenoid valve; flow control valve and timer unit used .The arm from the compressor enters to the floe control Valve. The controlled air from the flow control valve enters to the solenoid valve. The function of solenoid valves all of air correct time interval. The 5/2 solenoid valve is used. In one position air enter to the cylinder and pusses the piston, so that the cutting stroke is obtained.
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Air Operated Bike | Water Bike | Flying bike - Mechanical projectLearn Mechanical2019-06-05 | This video covers BE mechanical Major Project on air operated bike , water bike , hydrobike ,Flying Bike or Powered Parachute .
A powered parachute, often abbreviated PPC, and also called a motorised parachute or paraplane, is a type of aircraft that consists of a parachute with a motor and wheels. The aircraft's airspeed is typically about 25–35 mph (40–60 km/h).
An auger is a drilling device, or drill bit, that usually includes a rotating helical screw blade called a "flighting" to act as a screw conveyor to remove the drilled out material. The rotation of the blade causes the material to move out of the hole being drilled.
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Pendulum Operated Water Pump | Mechanical Mini projectLearn Mechanical2019-04-04 | One important feature of a pump with a pendulum is that the work is alleviated or in simple terms it makes work rather easier when is compared with a traditional hand water pump. It is due to this underlined feature which enables the pendulum pump to be used as an efficient mode in the irrigation of smaller lots, water-wells and can also be used in extinguishing fires even by old people and children. By the use of pendulum based water pumping system we can increase the efficiency of the plant and reduce the effort, cost of production, production time, manpower requirement.
Working Principle The oscillation of pendulum has dynamic action of forces. When pendulum is at the extreme ends, the component of force acting on the lever due to pendulum is minimum level and lever is at extreme high position on pendulum side due to action of counter weights. While, when the pendulum is in motion & is at middle position, the force due to pendulum is maximum level & lever is at extreme low position as forces exceed that of the counter weights. Repetition of this phenomenon is the principle of working of the project.
Oscillation of the pendulum is the input to the model. These oscillations will cause the lever to oscillate about its pivot point. The other end of lever as connected to the rod of the pump; causes it to reciprocate thus giving the pumping action.
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Design and Fabrication of Pedal Operated Drilling Machine | Mechanical projectLearn Mechanical2019-04-03 | Design and Fabrication of Pedal Operated Drilling Machine | Mechanical project
This Project concept is simple in construction . Pedal power is used to drive the drilling machine . Drilling machine is used to drill holes in work pieces. Small sprocket output shaft is connected with bevel pinion . Bevel pinion is engaged with Bevel gear. Bevel gear shaft is vertical which further connected with vertical shaft .
A sieve is a device for separating wanted elements from unwanted material or for characterizing the particle size distribution of a sample, typically using a woven screen such as a mesh or net. This project focuses in design, fabrication of the mechanical part of machine and the system of the sieve machine. To achieve this project objective, this sieve machine body structure and mechanical system needs to concern some other criteria such as strength, safety and ergonomic design.
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-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Design and Fabrication Of Pipe Bending Machine - Mechanical ProjectLearn Mechanical2019-04-02 | Design and Fabrication Of Pipe Bending Machine - Mechanical Project
This machine is used to bend steel into curve or other curvature shape. The size of the machine is very convenient for portable work. It is fully made by steel. Moreover it is easy to be carried and used at any time and any place.
This pipe bending machine is manually operated but less human effort is required . By using Motor you can make it automatic operated . This machine uses spur gear and bevel gears For power transmission .
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Lead screw Operated Simple Scissor Lifting Table MechanismLearn Mechanical2019-04-01 | Scissor Lifting Mechanism is zig zag arrangement of link such that link's Ends are connected to each other.
This mini projects is combination of Lead Screw Mechanism , Scissor mechanism and single slider Mechanism.
This Model concept is simple one useful for Diploma , B.E. Mechanical Projects , mini Projects , Low cost and low budget Model.
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-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Four Bar Linkage | Grashofs Criterion | Examples Of Four Bar MechanismLearn Mechanical2019-04-01 | # four bar linkage
Four Bar Mechanism | Grashof's Criterion | Examples Of Four Bar Mechanism
Four bar Mechanism consists of 3 moving links and 1 ground link (also called a frame). There are 4 pin joints connected between those links. And from Gruebler's Equation, it's the mechanism with 1 degree of freedom (1DOF) which requires only 1 actuator to drive and control position of all linkages. The four-bar mechanism consists of the following components.
The link that connects to the driver or power source is called the input link. The other link connected to the fixed pivot is called the output link. The remaining moving link connected between input and output links is called the coupler. It couples the motion of the input link to the output link.
There are different configurations of lengths of the four-bar mechanism and it results in different movements of the mechanism. Grashof's Criterion helps classifies into the following categories: Double Crank --- also called a drag link mechanism Crank-Rocker Double Rocker Change Point Triple Rocker
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Coconut Dehusking machine | Modified Design - Part 2 | Mechanical projectLearn Mechanical2019-03-29 | Part 1 Link : youtu.be/b81-RBqblk4
In this Design spiked roller is replaced with plate type rollers which are easy to manufacturer or Fabricate.
The coconut de husking is post harvesting operation which is necessary step towards making the coconut ready for the further utilization.
Dehusking operation can do manually and mechanically, which is the most difficult postharvest operations RELATED to coconut production. Traditionally, the entire de-husking is done manually using either a chopping knives and crowbar, and it involves much human skill, training, effort and endurance.
Read more about this Projects
Design and fabrication of coconut dehusking machine
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Dual Water Pump Using Scotch yoke Mechanism | Mechanical ProjectsLearn Mechanical2019-03-19 | The aim of the project is fabrication of duel side water pump. Duel side water pump using scotch yoke mechanism are reciprocating pump is which the plunger is provide for the pumping action. The plunger is reciprocated with the help of a cam place. By this action the water is pumped to very high pressure. This can be applied for various application. The cam plate gets the drive from the motor.The main function of the pump entirely depends upon the reciprocating motion of the plunger. The enter from the tank enter to the inlet port through PVC pipe. The water is passed to the cylinder. More the plunger compressed and delivers the water to a very high pressure.
This cam plates get the drive from the motor.When the cam plate is made to rotate the plunger is move to the Bottom Dead Center (BDC). When the happens the suction of the water is in action. The suction is carried out by the plungers. The water sucked from the tank to the plunger cylinder through pipes and ports. The plunger forces toward the top dead center (TDC). Due to the force the developing of the water from the cylinder is carried out. The water is delivered through a one way valve. The delivery action takes place on plungers But the flow of water will be constant. The water delivered will be of very high pressure. The high pressure water is takes through pipes and utilized for the various purposes is agricultural applications.
Other Related Videos : Reciprocating Pump animation | Construction and working | Learn Mechanical youtu.be/41vb6T42_Tk
Animation Of Scotch Yoke Mechanism | Advantages and Disadvantages youtu.be/96O7aGogArU
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Design and Fabrication Of Coin Separator | Coin Sorting MachineLearn Mechanical2019-03-17 | Counting of coins is a tedious task when coin collections are large. Say for example, in Banks, Temples, bus depots, shops, etc., they are spending a lot of time and strain for counting their collections. Usually the method they are adopting is first to separate the coins in each denomination and then count the total in each denomination. Finally the totals of each denomination are added to get the grand total. From this we can understand that separating into denominations is a tedious work. So it will be very much helpful to them if a device can be used to separate the coins in denominations. It will be relatively easier to attach provisions for automatic counting once the coins are separated.
The following four parameters were considered for sorting of the coins: Diameter/distance Thickness Weight Magnetic property
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Design and Fabrication of Automatic Baby Cradle Swing MechanismLearn Mechanical2019-03-15 | The automatic baby cradle system is still new and does not much apply in local industry. The application of automatic baby cradle is rarely used excepting the developed big cities.
The automatic baby cradle available in the market now-a-days are using the DC motor to provide the motion to the bassinet, the motor consumes the much power as well as it produces the noise also which disturb the baby and reduce the comfort level of the baby. Where as sometimes starting of the baby cradle have jerk full motion.
The basic components used in now-a-days baby cradle are controller, motor, power supply, timer, sensor etc.
Various sensors are used to control the function of the automatic baby cradle like voice sensor, wet sensor etc.
The timer is set to the controller which provide the motion to the cradle for prior set time period.
Objective
Improving the mechanism of providing the motion to the bassinet To help parents especially those who are busy, doesn’t have maid, nursery and many more To attain the noiseless working of the cradle To achieve jerk free motion Make it economical and user friendly The built in timer in the microcontroller will regulate the operation time To reduce the time and energy used
A chaff cutter is a mechanical device used to cut the chaff into small pieces. this small pieces chaff fed to horses and cattle. This improves the animal's digestion and prevents animals from rejecting any part of their food.
Cutter blade is main part in chaff cutter machine which is used to cut forage into small pieces and as per requirements.the blade which is made from mild steel so less tear and wear . blades is mounted on bigger pulley . blade can be removed ,adjusted using nut and bolt.
Feed roller is the device which is used to pull the chaff from hopper and fed it to the cutting blades and after it cuts into small pieces and roller is driven by worm and worm wheel which is connected to the bigger pulley shaft.
A Shaft is a rotating element, circular in cross section, on shaft ,cutting blade drum i.e. bigger pulley , worm gear shaft are mounted . power is transmitted from motor to shaft with help of pulley and belt.
Chaff is fed through hopper .As feed roller has large opening & high length this provides guide way to grass & other fodder material like grass, wheat stalk, sugarcane top with ease and thus reducing the manual work of farmer and increases the fodder production.
After rotation of cutting blades cause cutting of supplied feed material like grass dry corn, straw ,into small pieces.
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Design and Modification of Chaff Cutter Machine – Agricultural Project
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Animation Of Scotch Yoke Mechanism | Advantages and DisadvantagesLearn Mechanical2019-03-10 | The Scotch yoke is a reciprocating motion mechanism, converting the linear motion of a slider into rotational motion or vice-versa. The piston or other reciprocating part is directly coupled to a sliding yoke with a slot that engages a pin on the rotating part. The shape of the motion of the piston is a pure sine wave over time given a constant rotational speed.
This mechanism is used for converting rotary motion into a reciprocating motion. The inversion is obtained by fixing either the link 1 or link 3. In Fig, link 1 is fixed. In this mechanism, when the link 2 (which corresponds to crank) rotates about B as centre, the link 4 (which corresponds to a frame) reciprocates. The fixed link 1 guides the frame.
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Vernier Caliper | How to use , Parts , Least Count , ApplicationLearn Mechanical2019-03-08 | The Vernier Caliper is a precision instrument that can be used to measure internal and external distances extremely accurately. The example shown here is a manual caliper.
vernier caliper can be used for three types of measurements, outside distance (such as the length of an object) ,2nd one is inside distance such as the width of a groove or the diameter , 3rd one is depth, such as the depth of the height of a step.
A vernier scale has a main scale and a vernier scale. The main scale has the normal resolution with a 1 division value is 1 mm. The vernier scale is attached to the main scale which can slide on it and has 50 divisions on it.
least count is nothing but smallest possible value that can be measured using instrument. this can be calculated by smallest division value on main scale in mm divided by total number of division on main scale .here in this case 1 mm is one division value divided by 50 numbers which is total count of vernier scale line = 0.02 mm .so least count is 0.02 mm
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Pedal operated Lawn Mower Machine | Grass Cutting machine - Mechanical ProjectsLearn Mechanical2019-03-07 | A lawn mower is a machine used for cutting grass or lawns. The pushing force required for moving the reel mower is obtained from the motion of a bicycle.
Lawn mower is an essential tool for the maintenance of yards. They vary in size, mode of operation and power. The power source riding mowers for example are usually powered by a gasoline engine and are ridden and steered by the operator but they are costly. So this design concept objective is to come up with a Lawn mower cycle that is durable, cost efficient & easy to operate. The Lawn mower cycle is peddle powered. The power required to push the mover is obtained from a chain-driven cycle. This project attempts to combine a cycle and a mower.
The Mower cycle consists of three main wheels with two of the wheels at the front. Between the two front wheels a cutting mechanism is made with internal spur gear system which transfers the torque to the mower spiral mechanism. The cutting mechanism is made of a flat blade rigidly fixed to the frame behind the spiral arrangement which is configured to contact at least one reel bar of the spiral blades during the rotation of the spiral mechanism.
The pinion gear transfers the power from the rotation of the main wheel to the axle and spinning blades.
As the mower moves forward, the rotating blades come in contact with a stationary bar called the bed knife and placed parallel to the ground. Grass is held by the shearing action of the reel blades against the bed knife. The mower can be adjusted to various cutting heights.
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Metal Spinning Using VMC Machine | Rapid Prototyping ( Forming )Learn Mechanical2019-03-03 | Metal Spinning is the metalworking process suitable for axially symmetrical forming job .It is also called as spin forming.
In this video we will see how to form hopper shape from flat sheet using VMC machine.
Tool used for forming is stainless Steel ball nose cutter . One end is spherical in shape .
Tool path used here is Spiral machining
Spindle rpm = 2000 rpm feed = 1000 mm/min Total machining time =1 hour
Hopper size : height 100 mm Diameter = 80 mm
Generally For metal spinning ,CNC lathe machines are widely used .on lathe machine the work-piece plate is rotated with high speed but only circular symmetrical parts are possible on lathe machine . on lathe machine spinning is done by hand so operator should be skillful for doing this types of forming job .
for non circular forming jobs this method may be used . this technique is suitable for rapid prototyping because basically forming done by hydro forming,stamping ,forging and casting. but this methods generally have a higher fixed cost . another advantages of this process is that any forming shapes can be made with this process because no extra tooling is required ,only we have to change the tool path according to shape of forming work piece. Design alteration is quick in this case . tooling and production cost is also comparatively low .
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Bamboo Cutting - Slicing machine | Agricultural Mechanical projectLearn Mechanical2019-02-27 | Bamboo is very useful plant for human being as well as for animal. by using bamboo plant one can make house ,furniture , food packing device, toys , musical instrument and many more applications are there.This machine can split bamboo along the length which gives no. of slices . The concept of machine is shown here . whole assembly is mounted on frame . frame is bolted with ground floor . Lead shaft is placed in horizontal direction , both ends of lead shaft are fixed with frame by using bearing and bearing block.
Working of machine : Working is easy. As motor started it will rotate gears and lead shaft. as soon as lead shaft rotate ,nut starts moving forward direction along the lead shaft i.e. horizontal direction .Bamboo should place in between cutting blade and push plate by worker or operator .As nut moves forward it push bamboo towards the cutter and bamboo get spitted in several slices . To reverse the machine at home position we can reverse the motor direction by using some type of circuit and switching arrangement.
thank you
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Design and Fabrication Of Bamboo cutting - Slicing Machine
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Manual Die Cutting Machine - Leather Cutting Machine | Mechanical ProjectLearn Mechanical2019-02-22 | In this video we will see information about mechanical project title is Design and Fabrication of Die Cutting Machine or Manual leather Cutting Machine used for making ,cutting shoes , sandle, papaers , rubber . This Project is helpful for B.E. mechanical as well as Diploma students .
Die cutting machines are machines that cut shapes out of paper, chipboard, fabric and other materials. Die cutting sometimes referred as dinking or blanking. Manual die cutting machines are operated with an easy to turn lever and use steel dies to cut paper, leather and other materials. Sometimes these machines will also have a powered component that will help turn the lever or crank.
Die cutting machines can be used to make stickers, envelopes, stand-up cards, shaker cards, pillow boxes, shoes , Sandal and more.
it consist of two vertical lead column . Middle plate remain fix while operation but further it's height can adjustable using nut. Handle lever oscillate about fixed Middle plate. eccentric disc or cams are attached with handle shaft. Spring get compressed when plunger moves down and get back in its original position when handle moves towards upward direction .
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Gun Mechanism Animation | Awesome Gun Design ConceptsLearn Mechanical2019-02-19 | A gun is a ranged weapon typically designed to pneumatically discharge projectiles that are solid (most guns) but can also be liquid (as in water guns/cannons and projected water disruptors) or even charged particles (as in a plasma gun) and may be free-flying (as with bullets and artillery shells) or tethered (as with Taser guns, spearguns and harpoon guns).
A trigger is a mechanism that actuates the firing sequence of a firearm, airgun, crossbow or speargun. A trigger may also start other non-shooting mechanisms such as a trap, a switch or a quick release. A small amount of energy applied to the trigger causes the release of much more energy.
This video shows animation of gun mechanism .This Models are developed by garethwashere
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Shredder machine - Paper , Plastic , Metal, Agricultural waste Shredder | Mechanical ProjectLearn Mechanical2019-02-18 | Design and Fabrication of Shredder machine - Paper , Plastic , Metal Shredder | Mechanical Project
shredder machine is a mechanical device which is used to cut the paper into chad, typically either strips or fine particles. We are making this project model for recycling of paper wastage (important documents, personal information like social security number, account number, credit card application and other personal information) in domestic area, industrial area etc. in this areas the paper waste is present in large quantity.
Shredding machine is used for shredding and converting macro organic waste products into small or micro easily decomposable form, which can be used as organic manure. Organic waste shredder designed should perfect to shred all kinds of waste products. The organic waste shredded will be in small pieces to enable the farmer to make use of it as feed for manure or organic manure and biogas feed. This shredder can be operated with a motor.
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Design and Fabrication Of Hand Injection Molding Machine | Mechanical ProjectLearn Mechanical2019-02-16 | This Video is about Design and fabrication of Hand Injection Molding Machine . This is project For B.E. mechanical students .
Injection molding Is the process of forcing melted plastic in to a mold cavity .Once the plastic has cooled, the part can be ejected.
The injection-moulding process is best suited for producing articles made of thermoplastic materials.
Cylinder is It is made up of mild steel. It is having throughout round on one side of cylinder means on top of cylinder by threading. On the lower part of the cylinder a nozzle is fitted.
Working of Machine : At the beginning of which the plunger at upward position of feed hopper, and the RAW MATERIALS of the molding compound are free to drop into the feed cylinder. The injection stroke start as the plunge moves from upward to downward forcing the RAW MATERIAL into the heating cylinder, this moulten material is pushed inside the nozzle via barrel . further this molten plastic is pushed in the dies assembly to form required shape .
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-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Hand Operated bench Shearing Machine | Mechanical ProjectLearn Mechanical2019-02-12 | Hand Shearing is the cheapest method to rough cutting of sheet metal jobs ,work pieces.
hand operated shearing machine is mini project for diploma as well as BE Mechanical students.
In this video we will see about hand operated bench shearing machine . this machine is used for cutting rough shapes out of medium-sized pieces of sheet metal, but cannot do delicate work.
This Machines are Light weight and easy efficient operation, yet very sturdy in construction.
These special features help the operators save a great deal of their energy.
The lever which gives mechanical advantage is connected with gear sector . this gear sector is engaged with other gear sector which is fixed with frame . frame is robust made up of casting and M.S. tubes section.
See also :
Design,Animation Of Pneumatic Cutting Machine Mechanical Project
-~-~~-~~~-~~-~- Please watch: "Elliptical Outdoor Bicycle - low Run Effort Bicycle | Mechanical project" youtube.com/watch?v=aRiubsaYk5A -~-~~-~~~-~~-~-Solidworks sheet metal All Command Explained | Solidworks tutorialsLearn Mechanical2019-02-12 | Solidworks 3d Design Software is Poweful tool for sheet metal Operation . Solidworks is easy as compared to other 3d packages . In this video you will get all commands related to sheet metal , information , how to use , when to use ,all information is given in this Solidworks sheetmetal tutorials.
main Solidowkrs sheetmetal commands are Base flange miter flange Edge Flange Forming tools i.e. Louvers hem sketched bend cross bend corner relief How to edit flange profile or sketch sheetmetal gussets break corner convert to sheetmetal vent etc all commands are explained .
This video is helpful For quickly overview the sheet-metal option
Other important links related to sheetmetals are as follows
19 Design Consideration In Sheet Metal | Machine Design