In this paper, a unique design of scissor jack is compile to lift low as well as heavy. 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. Assembly have been created in 3d autodesk inventor 2014 by our team. The screw jack or scissor jack that came with your car was developed for compactness and temporary use, whereas a service jack or floor jack is. On all scissor assemblies, the scissor arm end pins and center pins see. Imagine you work for a company that designs and manufactures scissor lifts, where each scissor lift you design is the same but different. Rough terrain scissor lifts for repair procedures, fault codes, electrical and hydraulic schematics, refer to the appropriate service and repair manual for your machine. Ratchet jack ratchet jacks have a manual crank and ratchetandpawl design. Design of hydraulic scissors lifting platform thesis 2016. Just by turning this screw thread, the scissor jack can lift a vehicle that is several thousand pounds. Failure to inspect and properly maintain pinned connections can lead to scissor arm failure and assembly. Scissor jack a scissor jack is operated by turning a lead screw. The compact scissor jack features a compact, lightweight design that fits nicely stored in a garage or your vehicle.
Abstract a project work on design and fabrication of a remote controlled system for a hydraulic jack which consist of a base, gearing system and crank mechanism is presented. Find great deals on ebay for scissor jacks and rv camper scissor leveling jacks. A vehicle jack uses the power of hydraulics to lift up part of a car allowing the user access to change a tire or perform repairs or maintenance. In this tutorial, we will be automating the creation of a scissor lift. Hence, irrespective of its size and weight a jack that is used to lift the vehicle is one of the most essential accessories that need to be constantly kept close at hand. May 07, 2016 in this tutorial video i will show you how to design and assemble a car jack in solidworks. Height of top plate in 5 revolution increments of the handle. Apr 21, 20 mechanical project engineering automatic jack screw jack assembly screw jack solid edge 12 volt electric scissor car jack making a scissor lift scissor jack mechanism scissor jack lift. A jackscrew is a type of jack which is operated by turning a lead screw.
Sep 08, 2015 design and fabrication of a power scissor jack 1. Make a visual inspection of the product before using it every time. Change out tires easily with this prolift t9456 car scissor jack. Description scissor sling lift free cad drawings free cad plans and free 3d cad models for free use. A commercially available scissor jack is shown in figure 1. They are an economical choice for relatively longstroke jacks.
Rogtz electric car floor jack set 3 ton allinone automatic 12v scissor lift jack with impact wrench and. Harbor freight tools quality tools at discount prices. Shop for scissor jacks in automotive stands and supports. In the case of a scissor jack, a small force applied in the horizontal plane is used to raise or lower large load. The most common and familiar type of scissor jack to most consumers, though, is a manual jack. I designed a briquette press by hand sketches and then modeled it in solidworks. Simple scissor jack calculations simple scissor jack calculations mike009 computer op 15 mar 08 05. The first electric scissor lift in its size with 45 percent gradeability and crossover symmetrical fourwheel. Harbor freight tools quality tools at discount prices since. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. The theory behind the jack is that as you raise the jack higher, the more rotations the user must make to raise the jack. A mechanical jack can lift all or part of a vehicle into. When it comes to car jack safety, a factory jack is not the same as a service jack for a number of reasons.
Scissor lift design calculations pdf scissor lift design is used because of its ergonomics as compared to other. Pvp software onlinecalculations and software for engineers and designers. Simple scissor jack calculations mechanical engineering. This type of jack stand is smaller, and is included with many new or used vehicles. U life rc car jack rc crawler adjustable metal scissor jack for 1. Hello every body, i have been searching for scissor jack mechanics and mathematical calculation for ages i hope i can find the answer here. Rogtz electric car jack 3 ton dc 12v allinone automatic sedan suv lift scissor jack car repair tool, new version sold by ishopdirect.
C2 make sure all operators read and understand this installation and operation manual. A mechanical jack is a device which lifts heavy equipment. Pdf design and standardization of scissor jack to avoid field. A scissor jack is a mechanical device used to lift a heavy vehicle from the ground for changing the wheel and for maintenance purpose. Introduction the most basic scissor jack design is truly engineering at its finest. Scissor car jack 1 3d model, formats sldprt, sldasm, slddrw, automobilelift, ready for 3d animation and other 3d projects. Its made of heavyduty, noncorrosive steel and includes two interchangeable handles for ease of use. When inserted and turned clockwise this arm drives the screw through the scissor mechanisms central pivot points thread, elongating the jack and, thus, raising the vehicle. Of the screwtype mechanisms, there are scissor jacks, common in newer cars, and. The original jack is about four feet long, a foot wide, and weights around 200 poundsthey can lift 410 tons. The bottom is enlarged, the top steel column can be disassembled 4.
The metal scissor jack is suitable for 110 scale remote control cars. Car jacks usually use toggle advantage to allow a human to lift a vehicle by manual force alone. The jack is useless without its crank handle, so before you head out on the road, check to make sure that you have the jack, the crank handle and a spare tire. The proper constraints were applied so that the scissors jack would work properly as it would in dynamic simulation mode. The power screw design of a common scissor jack reduces the amount of force required by the user to drive the mechanism. It is also known as a screw jack, and is commonly used as car jacks. Although mini jack are also produced, they are not a recognized standard type of floor jack.
This scissor jack is a high quality import distributed by u. Hello everyone i am working on a design at the moment using inventor 2012. Jacks and jack stands are extremely safe and reliable as long as they are used correctly and the correct jack and stand is used for the vehicle weight. If your jack doesnt seem to be working, try turning the handle the other way, or see if your jack has a switch you need to flip marked l for lower and r for raise. Black widow motorcycle scissor jack with dolly is a.
Do not use the scissor jack to lift excessive weight or tires. The deformation of the screw jack in y direction 2. Structural analysis of acme and square thread screw jack. The data was mainly taken from the internet, particularly from articles, digital copies of books and. We have the best prices, customer service and selection. This means a custom design needs to be produced for each sales enquiry or order. Jack that this piece of equipment will meet your expectations in quality and performance. Scissor jack design project free download as word doc. The manual jack often fits into a trunk compartment, and its part of what car buyers get, along with a spare tire, to help them fix any roadside flat tire. The jack shown at the right is made for a modern vehicle and the notch fits into a jack up point on a unibody. This free cad project is a simple example of using autodesk inventor environment for designing crane slings.
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. Homework statement i have to determine the max load a scissor jack must support when lifting a 6000lb car. 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. With strong construction, it looks realistic and cool, increasing the authenticity of your rc car. The most common form is a car jack, floor jack or garage jack which lifts vehicles so that maintenance can be performed. The most important fact of a jack is that it gives the user a mechanical advantage by changing the rotational force on power screw into linear motion. Car jack is a device used to lift up the cars while changing the tires during an emergency. Nov 07, 2009 homework statement i have to determine the max load a scissor jack must support when lifting a 6000lb car. A scissor jack is operated simply by turning a small crank that is inserted into one end of the scissor jack. Our partners will collect data and use cookies for ad personalization and measurement. Jacks employ a screw thread or hydraulic cylinder to apply very high linear forces. Olympian scissor jacks are designed to stabilize and level recreational vehicles.
The most important fact of a jack is that, it gives the user a mechanical advantage by changing the rotational motion into linear motion and allowing user to lift a heavy car to the require height. Design and analysis of scissor jack full report download. This causes stress concentrations which can damage the underside of a car. Apr 02, 2020 the most common and familiar type of scissor jack to most consumers, though, is a manual jack. With inflatable jacks, a bag is placed under the workpiece and inflated to achieve lifting. 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. Pdf development of auto car jack using internal car power. Designing and calculating the stresses induced in scissors jack. Diy scissor lift table project scissor lift mechanism kg, lifting height. Join 7,210,000 engineers with over 4,140,000 free cad files join the community join 7,210,000 engineers with over 4,140,000 free cad files join the community load. A scissor lift elevator is a vertical transportation cab which is raised and lowered from underneath, somewhat like a traditional hydraulic elevator, except. Looking for a scissor lift for an atv or bike instead. Rbj series of rolling bridge jacks 5 pn 5900004 june 2018 rev.
Change a tire quickly and securely with the help of a scissor lift. A wide variety of small scissor jack options are available to you, such as type, capacity load. Car jacks are available at the market has some disadvantages such as. When unit is completely collapsed an envelope area of 5 x 1012 will be required for operation. The length and width of the scissor lift can be changed. Harbor freight buys their top quality tools from the same factories that supply our competitors. Calculation max load on a scissor jack lifting a car. Find the top 100 most popular items in amazon automotive best sellers. Scissor lifts enance costs and time are reduced due to the maint elimination of air filters, fuel filters, oil filters, oil changes, belts, coolants, etc associated with internal combustion engines. I know where the center of gravity is acting and the potential locations distances from the center of gravity the car will be jacked up. If you end up with a flat tire, drive your vehicle. Mar 11, 2015 a commercially available scissor jack is shown in figure 1.
In the case of a screw jack, a small force applied in the horizontal plane is used to raise or lower large load. When this crank is turned, the screw turns, and this raises the jack. Scissor jack 1 12 ton capacity american made order on line or call 800 535 2257. The end fits into a ring hole mounted on the end of the screw, which is the object of force on the scissor jack. Free printable, help kids of all ages practice scissor skills with this free pdf file cut out, younger and older kids. During side road emergency like tire puncher, scissor car jack is required to lift the vehicle. The prototype includes motor powered from a 12v battery of a tractor through a car adapter or. A jack is a mechanical device used as a lifting device to lift heavy loads or apply great forces.
We cut out the middleman and pass the savings to you. The torin big red t10152 steel scissor lift jack car kit is a collapsible, compact jack can be used as a rugged replacement jack or as an extra utility jack that can be stored in the trunk of your car. Current scissor jacks are also lacking in safety, the base of most scissor jacks is small and there is no support in the direction parallel to the car body when operated properly, so the jack is prone to tipping. Solidworks tutorial design and assembly of car jack in. Maintenance manual scissor lifts slab scissor lifts this manual includes detailed procedures for each maintenance inspection. 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. Although i am making up the majority of them as i go along. Scissor jack scissor jacks use linked, folding support members. A toggle or scissor jack is a device which lifts heavy equipment. In contrast, rotating the screw counterclockwise unthreads the screw, shortening the jack and, in turn, lowering the car to the ground. The jack is designed to support 25% of the weight of small passenger cars weighing up to 1200 kg. Discover the best scissor lift jacks in best sellers.
Dims specs of which i must design to are as follows. Jme 4110 mechanical car jack open scholarship washington. Rough terrain scissor lifts for repair procedures, fault codes, electrical and hydraulic schematics, refer to the appropriate service and repair manual for. Design details of jack the total height of the screw jack 276 mm. Solidworks design of scissor jack and its members the lifting members. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext.
Such slings are widely used in manual operations in assembly rooms. Modelling design of scissor jack is done with proe and model assembly is shown in figures 1 to 3. Join 7,210,000 engineers with over 4,140,000 free cad files join the community join 7,210,000 engineers with over 4,140,000 free cad files join the community load in 3d viewer uploaded by anonymous. All about car jacks and stands yourmechanic advice. Design and standardization of scissor jack to avoid field failure. Most scissor jacks are similar in design, consisting of four main members driven by a power screw.
For this purpose a research of literature and articles was made, that contain missing information of the theoretical part of the problem. Scissor jacks are simple mechanisms used to drive large loads short distances. The basic jack found in the trunk of your car, called the scissor jack, will likely come in handy one day. Scissor or toggle jack a toggle or scissor jack is a device which lifts heavy equipment. About 47% of these are car jacks, 15% are car lifts. Tonda 2 ton portable car scissor jack for sedan and coupe. Pdf design and standardization of scissor jack to avoid. The manual jack often fits into a trunk compartment, and its part of what car buyers get, along with a spare tire, to help them fix any roadside flat tire situations. Car jack cad design the objective of this project was to design and assemble a scissor type car jack, and to create a full set of 2d drawings. Scissor car jacks usually use mechanical advantage to allow a human to lift a vehicle by manual force alone. Earlier versions have a platform to lift on a vehicles frame or axle.
Every manufacturing product requires cost efficient method and its variation in application maintaining its natural structure as well as assign service life keeping failure parameters in mind we are focused on our intention of designing, modifying. Each cad and any associated text, image or data is in no way sponsored by or affiliated with any company, organization or realworld item, product, or good it may purport to portray. A scissor jack is a device constructed with a crosshatch mechanism, much like a scissor. A more compact model was later made, which is about three feet in length, and can lift 112 tons. Development of motorized car jack longdom publishing sl.