Advanced Computer-Aided Fixture Design by Yiming (Kevin) Rong, Samuel Huang

By Yiming (Kevin) Rong, Samuel Huang

Fixtures--the part or meeting that holds an element present process machining--must be designed to slot the form of that half and the kind of machining being performed. This ebook discusses the basics of Computer-Aided Fixture layout (CAFD) strategies and covers fixture making plans, fixture layout (both modular and devoted fixtures), fixture layout verifications, and the general integration with CAD/CAM. The ebook exhibits how CAFD could lead to an important aid of product and technique improvement time and creation price, and the way CAFD can bring up caliber insurance via simulation and science-based technical specification and price estimation in enterprise quoting, particularly in present supplier-based production. It additionally offers case examine examples. * This ebook presents a complete answer of CAFD, together with making plans, layout, and layout verification* useful and entire theoretical research of fixturing from actual commercial program tasks* Introduces the combination of fixture layout and research with CAD/CAM in order that specific geometric details should be processed and intricate fixture designs could be designed and analyzed

Show description

Read Online or Download Advanced Computer-Aided Fixture Design PDF

Similar graphics & multimedia books

Sams Teach Yourself Acid 3.0 in 24 Hours

Sams train your self ACID in 24 Hours will train everyone--from amateur to pro--how to create, edit, and retailer unique and royalty loose tune with Sonic Foundry's progressive loop-based tune production instrument, ACID. This model covers the variations among many of the degrees of ACID. Readers how to practice the entire gains of ACID as they paintings via dozens of hands-on initiatives, step-by-step starting by means of making a easy music.

Machine vision

Supplying the entire priceless theoretical instruments, this entire creation to laptop imaginative and prescient exhibits how those instruments are utilized in genuine snapshot processing and desktop imaginative and prescient structures. A key function is the inclusion of many programming routines giving insights into the improvement of useful photo processing algorithms.

Computer graphics in geology: three-dimensional computer graphics in modeling geologic structures and simulating geologic processes

Standpoint perspectives, corresponding to block diagrams and fence diagrams have regularly been a major technique of clinical visualiza- tion in geology. complicated three-d computing device gra- phics is a brand new device for the development of such perspectives. The ebook comprises papers provided on the first huge interna- tional assembly (Freiburg, October 8-11, 1990) that introduced jointly operating teams engaged in improvement of 3-D visua- lization courses for geologic reasons, and incorporated humans fromuniversities, executive corporations, the mining undefined (especially oil businesses) and from software program businesses enga- ged in geology and geographic details structures.

Indexing Techniques for Advanced Database Systems

Contemporary years have noticeable an explosive progress within the use of latest database functions corresponding to CAD/CAM structures, spatial info platforms, and multimedia info platforms. the desires of those purposes are way more advanced than conventional company purposes. They demand aid of items with advanced information kinds, equivalent to pictures and spatial gadgets, and for help of gadgets with wildly various numbers of index phrases, comparable to records.

Extra info for Advanced Computer-Aided Fixture Design

Sample text

Both of these motions can be represented mathematically. Cutter parameters and feature parameters determine the machine motion parameters. 25 shows several examples of machine motion. 26 shows the parameter-driven relationship between the hole feature and the cutter and tool path used to machine this feature. The cutter template and toolpath template are set up based on industry best practice. 25. Examples of machine motion. CH4 CH3 D1 H1 CH2 CH1=H1+delta_H1 CH2=H-H1*2+delta_H2 CH3=H1+delta_H1 CH4=CH4 H CH1 D approaching_value = 3 L12 = H+6 m m; Drilling L23 = CH1+CH2+CH3-H; Cham fer & spot face L34 = CH1; Cutter offset R44 = (D-CD1)/2; Back chamfer --- Tool path param eters are driven by both feature and cutter parameters.

As a result, manufacturing variations will stack up. This phenomenon is commonly known as tolerance stack-up. Although the other types of errors cannot be eliminated, Type VII errors can sometimes be reduced, if not eliminated, via setup planning. 10. Suppose one would like to make a 6-inch ruler with 1-inch divisions. 025 inch. There are two methods to make the ruler. The first method is to use an accurate 6-inch master ruler as a reference. The ruler to be made is placed against the reference ruler and seven marks are made.

The cutting tool is perfectly accurate and the effect of tool wear is trivial; that is, Type V errors are negligible. The effect of workpiece deformation due to clamping force, cutting force, gravity, and internal stress is trivial; that is, Type VI errors are negligible. When locating and clamping (setting up) the workpiece on the fixture, it is desirable that the workpiece coordinate system (WCS) coincide with the machine coordinate system (MCS). However, due to Type I and Type II errors the WCS will vary from the MCS.

Download PDF sample

Rated 4.23 of 5 – based on 33 votes