Technology

202 6 September 1st Week WBM P roduct Recommendation Quill ： WBM produces taper roller dies with high efficiency and automation. Rollers are formed on

Abstract : An analysis was conducted on the phenomenon of cracks occurring at the large end when using a single station press for open cutting and col

3. The impact of the grinding wheel itself on blockage 3.1 Types of abrasives The degree of blockage varies greatly among different grinding wheels. F

Grinding processing is a widely used metal cutting method, mainly for processing hard materials that are difficult to cut with traditional cutting too

1. Classification of commonly used nut cold heading processes Hexagonal nuts are also widely used fasteners, and there are many production methods for

(4) Precision forging of rod-shaped fasteners The precision forging of rod-shaped fasteners is the process of forging the pre formed blank head in the

1. Determination of initial upsetting shape of machine screws There are many types of machine screws, mainly different from the geometric shape of the

The cold heading (pressing) of fastener products is accomplished by presses and automatic cold heading machines. Among the various types of cold headi

2.1.5 Calculation method of force in cold heading process 2.1.5.1 Cold heading force Cold heading force is the main basis for determining process para

2.1.4 Determination of forging frequency In cold heading, products usually need to go through two or more upsetting processes before they can be forme

1 .1 Basic concepts of cold heading (extrusion) process 1.1.1 Cold heading and cold pressing At room temperature, the billet is placed in the mold of

Cold heading (extrusion) technology is a major processing technique in the fastener forming process. Cold heading (extrusion) belongs to the category