Documenting fixture and jig designs arena solutions. Hendriksen jig and fixture design manual industrial press inc. Henriksen, jig and fixture design manual, industrial. The book is written as a textbook and reference source, and is meant to be used by the experienced practitioner as well as the beginner, whether he is a technician in industry or a college student. A jig differs from a fixture in that a it guides the tool to its correct position in addition to. Design consideration in fixtures the importance of fixture design automation is emphasized by djordje vukelic michael stampfer, 2008. Practical guide for jig and fixture design bright hub. Decide on the best orientation of the workpiece for which youre required to drillmill the job. Henriksen, erik karl, 1902jig and fixture design manual. Right of access to pm4053 is not necessary for all sellers. In the present manual operation huge errors are appeared as discussed in past. Supplier tooling manual 2 october 7, 2010 revision record the latest issue to this manual may be confirmed by viewing the suppliers web site address is shown on the cover, or by contacting vought materiel technical operations. Download pfd ebook on design of jigs, fixtures which has around five units included in this ebook. Henriksen, erik karl, 1902 jig and fixture design manual.
A case of milling fixture with hydraulic clamping is discussed. Design and structural analysis of a jigfixture assembly. The design of jigs and fixtures should be such that it would not permit the workpiece or the tool to inserted in any position other than the correct one. Designing of jigs and fixtures depends upon so many factors. This series of article explains how a designer should go about systematically in designing a work holding fixture. Detailed advice on how to choose the best jig or fixture to achieve a specific result. To avoid these problems a drill jig is manufactured. Design jig that can be manufactured at the workshop using lowest costs.
The orientation should be such that the location and clamping of this job be convenient. Final details are decided, final drawings are made, and the tooling is. Structures are subject to oneway and oscillating stresses, the. The final design is included the new design and table. Jigs and fixtures design manual prakash joshi covers clamping devices, welding fixtures, drilling jigs, milling fixtures, inspection devices, and more includes shop setup techniques and cost estimating discusses the basic principles of tool design.
The jig and fixture design procedure linkedin slideshare. The design and need for jigs and fixtures in manufacturing. Pdf at present scineario productivity and economics of machining work pieces in a large quantity is greatly affected. This manual has been prepared for the owner and operators of a jtg10q tenoning jig. Design of jigs, fixtures and press tools 1st edition by v. Capture the engineering requirements your fixture design must meet, along with any helpful notes, in.
International journal of engineering research and general. Next, locating the object by using two locators in one plane and another. Completely read the safety and maintenance instructions before operating or servicing the machine. The accuracy of a finished product depends mainly on correct location. Location helps in establishing a correct relationship between the workpiece and the jig or fixture. A jig is defined as the device which holds and positions the workplace, locates or guides the cutting tool related to the workplace and usually jig. These factors are analyzed to get design inputs for jigs and fixtures. This manual is not applicable to sellers of aircraft systems components that are subject to automated test procedures atp.
To sharpen our focus, we will consider only those inset lights subject to impact by aircraft or. Operating instructions and parts manual tenoning jig. The mockup is used to design and to build the fixtures ensuring the contours and the external form of the structure, the master jig is then designed in order to complete the fixture providing the important reference points, jig and pin points, and to provide a reference for the regular checks of the fixture. Designs jig that are foolproof to prevent any misuses by production operator. This study proposes a design and analysis approach in fixturing of sheet. A jig is defined as the device which holds and positions the workplace, locates or guides the cutting tool related to the workplace and usually is not fixed on the machine table. Overview written for the experienced engineer as well as the student, this comprehensive reference presents the fundamental aspects of jig and fixture design in a readable manner.
The designer should predict the correlation between the input variations and the final assembly variation, especially, for the complex assemblies. Fixture design drawings are typically sketches captured on paper. Jig jvjig inspected location requirements moved to new appendix a17 1. In the first stage of this chart the manual design comes. The design, installation and maintenance of in pavement airport lighting by arthur s. Thorough discussion of the basic principles of tool design. What is the difference between a jig and a fixture. Jigs and fixtures design manual prakash joshi download. By use the lateral screw that generates lateral force on the center of work piece and then it preventives the deviation for part of work piece from another. A device that does both functions holding the work and guiding a tool is called a jig. How to do aircraft sheet metal work 1, published in 1942, as a reference book in todays applications. Order by name az order by name za order by price low to. Study of workpiece and finished component size and geometry. The mainframe of the jig should have the mass to prevent vibration and chatter.
In a jig design for manufacturing usage, the jig designer must consider the following points before starting to design the jigs. Large plane drill jigs for use in the aircraft industry where light weight is essential for easy handling, and high. The design of jigs and fixtures should be such that it would not permit. Because paper files are easy to misplace and get worn over time you should scan all your hard copy drawings. With the technology, the company can produce oneoff batches of jigs and fixtures with multiple design iterations without any cost constraints. Build a fuselage jig lacking any sort of jig or a magnetic building board, i decide i needed to make one. These come in many forms and can be a simple straightedge or a complicated trussed assembly that is as much of a. Supplier tooling manual tool manufacturing specification. Its purpose, aside from machine operation, is to promote safety through the use of accepted correct operating and maintenance procedures. The facility is now able to reduce the cost of tooling by up to 30% and reduce the time required by 80%, whilst increasing customer satisfaction.
A jig is a workholding device that supports, holds, locates a workpiece and also guides the cutting tool for. General structure of the automated design system shown in figure 2 with a highlight on the fixture design systems and their main characteristics. Fixtures and jigs are unavoidable for some of the manufacturing operations. A jigs primary purpose is to provide repeatability, accuracy, and interchangeability in the manufacturing of products.
Design jig that is easy to operate to increase efficiency. Unit 1 deals with objectives of tool design, functions, types, elements and advantages of jigs and fixtures, principles of location and clamping, locating methods and devices, drill bushes and jig. Rane assistant professor, djsce, university of mumbai, mumbai. Then comes decision on manual and automatic tooling arrangements. Page 1 owners manual 12 master dovetail jig wmh tool group consumerlight industrial products division p.
Full text of jig and fixture design manual the four types of plastics can, in principle, all be cast and used as laminating resins. In a jig or fixture, the movement of a component is restricted. M709060 0702 page 2 authorized repair stations located throughout the united states can give you quick service. Assembling of the compliant parts used in aviation industry is a challenging process.
Pdf a featurebased fixture design methodology for the. Aircraft consist of many assembly and subassembly one such assembly is a. Pdf design and fabrication of a fixture for differential carriers. The new design is included drill bushing that makes preventive for guide drill from corrosion. Schai foreword this documents purpose is to explain how to successfully design and construct a troublefree, pavementintegrated, inset lighting system. I dont have a fancy wood shop and am some what limited on tools. This deflection of jig is caused due to the forces of cutting, clamping of the workpiece or clamping to the machine table. The application of jigs and fixtures in manufacturing operations lead to the production of faster, more accurate, and reliable products at a reduced cost. Design and fabrication of work holding device for a. The design of the drill jig and fixture was simple keep in mind the fabrication process. Practical 2d cad drafting tips for making the design drawings are also explained. All structures must be designed with care because human life often depends on their performance. Jigs, fixtures, guides and alignment devices there are a multitude of devices used to ensure the models we build are true and square. Tooling manual pm4053 takes precedence over all manufacturing and preservation requirements when conflicts exist between this manual and pm4053, if any.
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