Scissor lift jack equations and loading calculator. A scissor lift jack or mechanism is device used to extend or position a platform by mechanical means. The cost of jack is a major concern and has forced people to look for alternative jacks that are available abundantly and are cheaper. In this paper, a unique design of scissor jack is compile to lift low as well as. Of auto car jack, national conference in mechanical engineering research and. The construction and load distribution represent statics. A mechanical jack employs a screw thread for lifting heavy equipment. Design and analysis of scissor jack full report download. City college of new york school of engineering mechanical engineering department spring2014 mechanical engineering i 6500. The scissor jack is the one of the most important mechanical component used for lifting of load in application such as cars, lifts. Design and fabrication of motorized automated object.
Index terms scissor lift, actuator, mechanical advantage i. Pdf scissor lift design for use in the automotive industry. Mechanically advanced scissor jack free download as word doc. Jacks employ a screw thread or hydraulic cylinder to apply linear forces.
A scissor jack is a mechanical device used to lift a heavy vehicle from the ground for changing the wheel and for maintenance purpose. The terms scissor comes from the mechanism utilized which is configured with linked, folding supports in a crisscross x pattern. A scissor jack is mechanical equipment used to lift up heavy loads. For the greatest versatility, select a jack that has the longest available stroke, but still fits under the load. A jack is mechanical device used to lift heavy loads or apply great forces. Jacks employ a screw thread or hydraulic cylinder to apply very high linear forces. Download as docx, pdf, txt or read online from scribd. It acts in a direction perpendicular to the load w. I purchased the sterling 2 ton mechanical screw jack and couldnt be happier. Pdf design and fabrication of hydraulic scissor lift. Design and analysis of scissor jack manoj r patil1 and s d kachave1 corresponding author.
Mechanical jacks are known for their versatility they can operate in any position, and are widely regarded as backup jacks for when hydraulic systems fail. Mechanical machinery jacks are good for repairing vehicles, lifting trucks, railway maintenance, construction, mining, and agriculture. Apr 17, 2017 it is a mechanical device which is used to lift the limited load on desired position. A wide variety of mechanical bottle jacks options are available to you, such as mechanical jack, hydraulic jack, and bottle jack.
When my 112 ton hydraulic jack leaked oil all over and refused to work i promised myself to find a mechanical jack which would always work. Mechanically advanced scissor jack screw rivet scribd. The operation of a scissor jack starts by using a z shaped crank that is mounted to a small hole on the mechanism. Introduction scissor lifts, as depicted in figure 1. Department of mechanical engineering, ssvps bsd coe, dhule, maharashtra, india. This mechanism combines a result of several main fields of engineering and at the same time, it is simple and accessible for understanding. Design and fabrication of power scissor jack a project report submitted in partial fulfillment of the requirements for the award of the degree of bachelor of technology mechanical engineering submitted to kl university by s. Scissor or toggle jack a toggle or scissor jack is a device which lifts heavy equipment. The most common form is a car jack, floor jack or garage jack which lifts vehicles so that maintenance can be performed. It is commonly used to lift moderately heavy weights, such as vehicles.
We also keen at reducing the weight of scissor jack at the same time maintaining its strength and service life. A jack is a mechanical device used as a lifting device to lift heavy loads or apply great forces. Design and analysis of scissor jack full report downloadmechanical project introduction mechanical jack a jack is mechanical device used to lift heavy loads or apply great forces. A significant amount of work will be done by the actuator in lifting the mass of the scissor lift itself to any given height hence, this work must be accounted for. A p p l i e d m echan e ornal of pplied j mechanical engineering. Using mechanical advantage, these jacks are commonly seen in the automotive industry for lifting vehicles and other loads. This paper is targeted to analyze the development in existing scissor car jack in order to.
The mechanical compact car lift is a product in which you will be able to lift all four wheels of your vehicle. Mechanical engineering final year project report pdf download. Scissor lifts, a staple of mechanical design, especially in competitive robotics, are a type of linkage that can. Lift and height of jack the available clearance under the load often determines which jack should be used. Design modification and failure analysis of scissor jack.
We are leading manufacturer and supplier of a wide range of mechanical jacks which is widely used in automotive industry especial designed for heavy duty shop applications. Mechanical jacks screw jacks, automotive scissor jacks, and trailer stabilizing stands. A jack is a mechanical device used as a lifting device 3 jack. Designing and calculating the stresses induced in scissors jack for three different materials jaideep chitransh, dilshad hussain abstract. A jackscrew, or screw jack, is a type of jack that is operated by turning a leadscrew. Jme 4110 mechanical car jack open scholarship washington. A scissor jack is mechanical equipment used to lift up. Designing and calculating the stresses induced in scissors jack. Conventionally a scissor lift or jack is used for lifting a vehicle to change a tire, to. Karin muraszko, of the university of michigans neurosurgery. The a1022, which is identical to the 22b except for an aluminum housing, is the. Mechanics and machine design, equations and calculators engineers edge welding training welding basics for beginners potential work in metal welding discover this info here. Compact design with collapsible lever offers easy operation and simple maintenance. Mechanical jacks 105 ratchet jacks 5 ton ratchet jacks these units are all mechanically identical and vary only in stroke and height.
Car jack comes with vehicles requires users to apply manual force to lift a vehicle. The power screw mechanism included in a scissor jack is design to lower the amount of force needed to lift the heavy loads. Design and standardization of scissor jack to avoid field failure. Maintenance manual scissor lifts slab scissor lifts this manual includes detailed procedures for each maintenance inspection. Mechanical, diploma mechanical students for final year submission. The hydraulic lift was chosen as a subject of the thesis because it is a perfect example of mechanical engineering field. Mohammed department of mechanical engineering university of mines and technology, tarkwa, ghana. Car jacks usually use toggle advantage to allow a human to lift a vehicle by manual force alone. Department of mechanical engineering, srm university, india abstract tire puncture can be commonly observed nowadays.
Sep 08, 2015 design and fabrication of a power scissor jack 1. A mechanical jack is a device which lifts heavy equipment. Industrial heavy duty lifting, pulling and tensioning equipment. Design and fabrication of motorized automated object lifting jack international organization of scientific research 7 p a g e 1. Proper jack sizing is required to maintain reasonable handle effort. Mechanical engineering final year project report pdf download this article contain list of projects for mechanical engineering students related to project report download, final year pdf report download, sample mechanical projects report download this list contain projects which are helpful for b. Executive summary the focus of this project is to design and build a lift for surgeons in the operating room. Mechanical jacks in contrast to hydraulic jacks, mechanical jacks use only physical means of raising and lowering their loads. These mechanical jack is provided by us at very reasonable price. A jack is a mechanical lifting device used to apply great forces or lift heavy loads.
Kansas city, mo 64153 phone 18168916390 90 days limited warranty for a period of ninety 90 days from date of purchase, sfa companies will. Jacks employ a screw thread or hydraulic cylinder to apply very. Mechanical scissor jacks 5 off road scissor jacks 28 transmission scissor jacks 65 12v scissor jacks harbor freight 0 electric scissor jacks harbor freight 4 large scissor jacks 146 2. Design and analysis of scissor jack full report download mechanical project introduction mechanical jack a jack is mechanical device used to lift heavy loads or apply great forces. Modification of the existing design of a car jack a. Pdf a scissor jack is a mechanical device used to easily lift a vehicle off the ground to gain access to sections underneath the vehicles or to. Rough terrain scissor lifts for repair procedures, fault codes, electrical and hydraulic schematics, refer to the appropriate service and repair manual for your machine. If the tyre gets punctured the driver has to undergo a lot of pressure and rigorous mechanical work to lift the car using a screw jack. Pdf the paper describes the design as well as analysis of a hydraulic scissor lift having two levels. Cynder 00672 leveling scissor jack 24 stabilizer 24 pack of 1 4. Nikam4 1,2,3 department of mechanical engineering, savitribai phule pune university, amrutvahini college of engineering, sangamner. Mechanical jacks screw jacks, automotive scissor jacks, and. Design and standardization of scissor jack to avoid field.
A common type of mechanical jack is known as a screw jack. A scissor jack is a mechanical device used to easily lift a vehicle off the ground to gain access to sections underneath the vehicles or to change the wheel. The completed solidworks design of the scissor jack and its members shown in figure 2. Pdf design and standardization of scissor jack to avoid field. Zinko hydraulic jack is a leader in hydraulic equipment manufacturing.
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