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Numerical control press die rapid replacing combined type punch

A numerical control punching and combined technology, applied in the field of punching die punches, can solve the problems affecting work efficiency and popularization and application, and achieve the effects of simple and reliable structure, light and fast operation, and wide range of use.

Inactive Publication Date: 2018-09-21
广州市启泰模具工业有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] When replacing the punch core of the existing CNC punch mold split combined punch, special tools must be used, thus affecting work efficiency and popularization and application

Method used

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  • Numerical control press die rapid replacing combined type punch
  • Numerical control press die rapid replacing combined type punch
  • Numerical control press die rapid replacing combined type punch

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0015] Such as figure 1 As shown, the present invention is made up of punch body 1, punch core 2, hook lock 3, button 4 and return spring 5.

[0016] Such as figure 1 , 2 , 4, the shape of the punch body 1 is a cylindrical shape with a small upper part and a larger lower part, its upper end is provided with an external thread to connect with the upper die, and its lower part is processed with a positioning circle coaxial with the outer diameter and perpendicular to its end face Holes 1-1. Two positioning grooves 1-2, 1-3 distributed in an angle of 180° and symmetrical to the axis of the punch body 1 are processed on the outer end surface of the positioning circular hole 1-1. A guide key 1-4 symmetrical to its axis is fixedly installed on the cylindrical surface of the punch body 1, and the guide key 1-4 maintains the same orientation as 1-2 in the positioning groove on the outer end surface of the above-mentioned positioning round hole 1-1 and symmetry. On the outer diame...

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PUM

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Abstract

The invention relates to a numerical control press die rapid replacing combined type punch. The numerical control press die rapid replacing combined type punch comprises a punch body and a punch core,a hook lock is movably arranged in an axial key groove in the outer diameter of the lower part of the punch body, an upper end foot and a lower end foot of the hook lock are inserted in an upper through hole and a lower through hole in the bottom of the key groove respectively, the upper end foot of the hook lock is connected with a button through an inner thread, the button is provided with a screw rod at the tail part and sleeved with a reset spring, and the lower end foot of the hook lock is in buckling connection with a transverse groove or a circular slot in the outer diameter of a positioning cylinder of the punch core. The numerical control press die rapid replacing combined type punch is characterized in that operation of mounting and dismounting the punch core of the split combined type punch can be conducted without any tools. When the punch core cutting edge needs to be sharpened or a new punch core needs to be replaced, only the button needs to be pressed to make the hooklock be released, and thus the punch core can be taken out from the punch body. When the punch core needs to be mounted again, the button is pressed slightly, the punch core is inserted, the button isreleased, the reset spring resets automatically, and the hook lock positions a lock buckle again. The numerical control press die rapid replacing combined type punch is simple and reliable in structure, convenient and rapid to operate, and wide in application range.

Description

technical field [0001] The invention relates to a die punch of a punching machine, in particular to a rapid replacement split combined type numerical control punch. Background technique [0002] When replacing the punch core of the existing CNC punch mold split combined punch, special tools must be used, thus affecting work efficiency and popularization and application. Contents of the invention [0003] The purpose of the present invention is to provide a numerically controlled punch die quick replacement combined punch with low manufacturing cost, wide application range, simple and reliable structure, light and quick operation, and no need to use any machine tool when replacing the punch core. [0004] The technical solution of the present invention is that the quick replacement combined punch of the CNC punching machine mold includes a punch body and a punch core. A hook lock is arranged in the axial keyway on the diameter, and the upper and lower ends of the hook lock...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B21D37/10
CPCB21D37/10
Inventor 祁海鸥余志强
Owner 广州市启泰模具工业有限公司