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Rolling die manufacturing method

A manufacturing method and mold technology, applied in the direction of manufacturing tools, clamping, supporting, etc., can solve the problems of limited processing diameter, difficult operation, difficult quality assurance, etc., to improve manufacturing efficiency, reduce labor intensity, simplify clamping and fixing and effect of processing

Inactive Publication Date: 2015-09-09
宁波市姚江机床制造有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Most of the molds used are sleeve-shaped cylindrical molds. The working surface of the mold is composed of multiple leads and complex curved surfaces, which is difficult to process and manufacture.
[0003] Due to the large size of such molds, the optional processing lathes are relatively limited, and the clamping is difficult, unsafe, and the processing diameter is also limited; the formation of complex curved surfaces is achieved by changing the hanging wheels, frequent use of front and back lathes, and changing tools
This method of processing is not easy to operate, the labor intensity of the workers is high, and the quality is not easy to guarantee. It takes two weeks to complete a set of molds (upper mold or lower mold) from clamping to unloading.
extremely inefficient

Method used

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Embodiment Construction

[0021] Attached below Figure 1-4 The present invention is described in detail.

[0022] The rolling die M involved in the present invention is a hollow cylindrical tube surrounded by a plurality of metal arc plates M1, and the outer cylindrical surface thereof is used for processing patterns for rolling. Since a special machine tool 100 is needed in the manufacturing process of the rolling die M, it includes a bed base 10, a left support 101 and a right support 103 located at two ends of the bed base 10, and The cylindrical workbench 20 between the seats 103, the tool mechanism 30 assembled on the special machine tool 100, and the action mechanism 80 including the drive motor, coupling, and guide rail (not shown). For clarity of illustration and brevity of description, the cutter mechanism 30 and the action mechanism are omitted in part of the drawings, and the manufacturing method of the rolling die M of the present invention will be described in detail below.

[0023] Fir...

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Abstract

The invention provides a manufacturing method of a rolling die. The rolling die is formed by surrounding by a plurality of arc plates into a cylinder shape. The method comprises the following steps of 1, providing a special machine tool, wherein the special machine tool comprises a base, a left support seat, a right support seat, a cylindrical worktable and a cutting tool mechanism, the left support seat and the right support seat are positioned at the two ends of the base, the cylindrical worktable is pivoted between the left support seat and the right support seat, and the cutting tool mechanism is assembled on the special machine tool; 2, arranging and fixing the arc plates on the cylindrical worktable; 3, carrying out pattern rolling on the arc plates by the cutting tool mechanism, wherein each cylindrical arc plate is provided with at least two repetitive sections in one rotating travel, and the repetitive sections are different in the rolling depths or the precisions; and 4, detaching all the arc plates, so as to complete the processing of the rolling die. The manufacturing method has the advantage that through the design of arranging the cylindrical worktable, the clamping, fixing and processing method in the manufacturing of the rolling die is simplified, the labor strength is reduced, and the manufacturing efficiency is improved.

Description

technical field [0001] The invention relates to the field of mechanical manufacturing, and more specifically, relates to a rolling die manufacturing method. Background technique [0002] Rolling mills and cross wedge rolling mills are widely used in the forging industry to roll and roll various stepped shaft parts to meet the large demand of automobile and other industries. Most of the molds used are sleeve-shaped cylindrical molds, and the working surface of the mold is composed of multiple leads and complex curved surfaces, which is difficult to process and manufacture. [0003] Due to the large size of such molds, the optional processing lathes are relatively limited, and the clamping is difficult, unsafe, and the processing diameter is also limited; the formation of complex curved surfaces is achieved by changing the hanging wheels, frequent use of front and back lathes, and changing tools . This method of processing is not easy to operate, the labor intensity of the w...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B23Q3/06
Inventor 姚关松
Owner 宁波市姚江机床制造有限公司