CHAPTER XXVII.

=VISE WORK= (Continued).

=Examples in Vise Work= 113 to 127

The various form of connecting rods 113

Solid ended connecting rods 113

Clip ended connecting rod 114

Strap ended connecting rod 115

Double gibbed connecting rod 115

Locomotive connecting rod 115

Bolted connecting rod straps 115

Marine engine connecting rod 116

Tapered connecting rod ends and their advantages 117

Stepped connecting rod straps and their advantages 117

Fitting up connecting rods 117, 119

Welding up stub ends of connecting rods 118

Aligning welded connecting rods 118

Fitting on connecting rod straps 119

Filing out connecting rod keyways 119

Fitting the keys and gibs 119

Fitting connecting rod brasses to their straps 120, 122

The joint faces of connecting rod straps 121

Disadvantages of joints left open to take up the wear 121

Obviating this disadvantage 121

Marking the lengths of connecting rods 122

Fitting up a fork end connecting rod 122

Aligning fork end connecting rods 123

Repairing connecting rods 124

Setting connecting rod brasses together 125

Lining up connecting rod brasses 126

Adjusting the lengths of connecting rods 126

Setting up the keys of connecting rods 126

Shapes of the crowns of brasses 127

Fitting up a link motion 127

Templates for filing the link slot 127

=Case-hardening= 128 to 133

Sheehan's case-hardening process 128

Preparing work for 129

Setting work after 129

Fitting brasses to pillow blocks or axle-boxes 130

Bedding brasses 132

The proper shape for the patterns of brasses 132

=Originating a True Plane= 133

Finding which of three surfaces is the nearest to a true plane 133

Methods of testing the surfaces 134

A new process of originating surface plates 134

The deflection of surface plates 134

=The Friction of Plane Surfaces= 135

=Oiling True Surfaces= 135

Modern Machine-Shop Practice, Volumes I and II · 第 14 / 49 章