Download Cam Design Handbook by Harold Rothbart PDF

By Harold Rothbart

The cam, used to translate rotary movement into linear movement, is an essential component of many periods of machines, resembling printing presses, fabric equipment, gear-cutting machines, and screw machines. Emphasizing computer-aided layout and production innovations, in addition to subtle numerical regulate tools, this instruction manual permits engineers and technicians to make use of innovative layout instruments. it's going to lessen time spent at the drafting board and raise productiveness and laptop accuracy.

* Cam layout, manufacture, and dynamics of cams
* the most recent computer-aided layout and production recommendations
* New cam mechanisms together with robot and prosthetic functions

Show description

Read or Download Cam Design Handbook PDF

Similar machinery books

Energy Savings in Agricultural Machinery and Mechanization

The purpose of this paintings is to examine the potential for colossal strength discount rates within the ecu agricultural mechanisation. during this analytical survey the probabilities of power saving in desk bound crops nor the oblique discounts in chemical inputs are thought of. The research has been basically bibliographical, with none direct experimental research.

Tribology of Abrasive Machining Processes

“The breadth of information offered is superb, delivering a large physique of attempt toreference relating to abrasive techniques” - Dr Matthew Marshall, college of Sheffield. “I locate myself turning to Marinescu’s Tribology while i would like basic details onthe nature of grit-workpiece touch” - Dr Jeffrey Badger, advisor Engineer

The packaging value chain

Identify: The Packaging worth Chain Description: • price chain techniques and research that advantages packaging • Key equipment for packaging brands, providers, designers, outlets • Dozens of case reviews This e-book exhibits how the options of the price chain and cost chain can increase packaging and create efficiencies.

Power piping : the complete guide to ASME B31.1

This crucial new quantity presents history info, historic viewpoint, and specialist remark at the ASME B31. 1 Code necessities for strength piping layout and development. It offers the main whole insurance of the Code that's on hand at the present time and is choked with additional info worthy to these answerable for the layout and mechanical integrity of strength piping.

Additional info for Cam Design Handbook

Example text

26) is the point on the follower located at the knife-edge, roller center, or spherical-faced center. The pitch curve, or pitch profile, is the path of the trace point. 26 shows the pitch curve of a radial cam. In cam layout, this curve is often determined first and the cam profile is then established by tangents to the roller or flat-faced follower surfaces. For the elementary knife-edge follower, the pitch curve and cam profile are the same. The prime circle (see Fig. 26) is the smallest circle drawn to the pitch curve from the cam center.

The layout consists of the projections of equal arcs on an ellipse of assumed major to minor axis ratio (see Fig. 13): 1. Plot ordinate and abscissa axes with the total rise of the follower h equal to either the major or the minor axis of the ellipse. 2. Describe two circles whose diameters are equal to major and minor axes. 3. Draw any radius AE cutting circles at E and F. 4. Draw lines through E parallel to one axis and through F parallel to the other. The intersection G of these two lines is a point on the ellipse.

This is especially true of the acceleration data which is the important determining factor of the dynamic loads on cam-follower systems. This chapter presents mathematically established basic curves which are the first selection to establish the follower action. They are easy to analyze and manipulate. Cams can be designed for any acceptable curve or shape. Appendix A lists various kinds of geometric curves that have been used in the past. They include the ellipse, parabola, hyperbola, logarithmic spiral, and involute of a circle.

Download PDF sample

Rated 4.27 of 5 – based on 47 votes