Guide Mechanism for Fillet Punching Die

A guiding mechanism and punching technology, which is applied in the field of auto parts manufacturing, can solve the problems that the guiding mechanism cannot obtain sufficient lubricating fluid, unfavorable normal operation of the guiding mechanism, and large internal friction, so as to facilitate normal operation, avoid failure to lubricate, and reduce The effect of high internal friction

Active Publication Date: 2021-08-06
泰富特钢悬架(成都)有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] The purpose of the present invention is to provide a guide mechanism for fillet punching dies, which solves the problem that the guide mechanism of some molds with less lubricating liquid cannot obtain sufficient lubrication caused by the unequal amount of lubricating liquid obtained by each die. Liquid, its internal friction is large, heat generation is large, which is not conducive to the normal operation of the guiding mechanism and other technical problems mentioned above

Method used

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  • Guide Mechanism for Fillet Punching Die
  • Guide Mechanism for Fillet Punching Die

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0030] Such as figure 1 and figure 2 As shown, a guiding mechanism for a fillet punching die of the present invention includes a guide sleeve 1 connected to an upper die base and a guide post 2 connected to a lower die base, and the top end of the guide post 2 is inserted into the guide sleeve 1 In the inner hole, a lubricating pipe 3 is arranged on the guide sleeve 1, the feed end of the lubricating pipe 3 communicates with the lubricating liquid source, and its discharge end communicates with the inner hole of the guide sleeve 1, and the lubricating pipe 3 The discharge end communicates with the inner hole of the guide sleeve 1 through a lubricating assembly; the lubricating assembly includes a piston rod 5, a cylinder 6, a first one-way valve 7, a second one-way valve 8, a connecting pipe 9 and a damping ring 10 ,in,

[0031] On the outer wall of the guide sleeve 1, a support plate 4 is connected, and a threaded through hole is provided on the support plate 4; on the inn...

Embodiment 2

[0039] This embodiment is based on Embodiment 1 to further illustrate the implementation of the present invention.

[0040] In actual use, the more lubricating fluid, the more conducive to the lubrication and heat dissipation of the guide column 2 and the guide sleeve 1 . If there is too much lubricating fluid between the guide post and the guide sleeve, it will flow down the guide post to the lower die base under the action of gravity, causing the entire lower die base to be contaminated with lubricating liquid and dust. Therefore, in the present invention, a collection assembly is provided on the side of the guide post 2 away from the guide sleeve 1, and the collection assembly includes a rubber sealing ring 14 and a collection ring 15 whose axes all coincide with the axis of the guide post 2. The collection ring 15 is sleeved on the guide column 2, and is threadedly connected with the side wall of the guide column 2 close to the lower mold seat, and an annular collection gr...

Embodiment 3

[0048] This embodiment is based on the embodiment 1, and is further described for the implementation of the invention.

[0049] In the present invention, the cylinder body 6 is made of a transparent material, and a scale line for marking the height dimension of the accommodating cavity is provided on its side wall along its axis.

[0050] The cylinder body 6 is made of a transparent material, which is convenient for further accurately knowing the amount of lubricating liquid obtained by each mold.

[0051] Since the outer diameter of the damping ring 10 is larger than the inner diameter of the guide cylinder, in order to facilitate the installation of the damping ring 10, the following methods can be adopted.

[0052] Method 1, the guide cylinder is divided into left half cylinder and right half cylinder equally by the plane passing its axis. A sealing ring is provided at the matching part with the installation groove, which is used to improve the sealing performance of the m...

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PUM

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Abstract

The invention discloses a guiding mechanism for a fillet-cut punching die, which includes a guide sleeve and a guide column. The top end of the guide column is inserted into the inner hole of the guide sleeve. The inner hole is connected; the lubrication assembly includes a piston rod, a cylinder, a first one-way valve, a second one-way valve, a connecting pipe and a damping ring; a mounting groove is provided on the inner wall of the guide sleeve, and a mounting groove is provided on the bottom of the mounting groove The receiving groove is provided with a connection hole communicating with the receiving groove on the outer wall of the guide sleeve; the outer wall of the damping ring is inserted into the mounting groove, and a damping hole is arranged on the damping ring, and the piston head of the piston rod is inserted into the cylinder, and the piston head The chamber between the closed end of the cylinder body is an accommodating chamber; the lubricating pipe communicates with the accommodating chamber; the connecting pipe communicates with the accommodating chamber, and the bottom end of the connecting pipe is inserted into the connecting hole. The invention enables the guide mechanism of each mold to obtain enough lubricating liquid, which is beneficial to the normal operation of the guide mechanism.

Description

technical field [0001] The invention relates to the technical field of auto parts manufacturing, in particular to a guide mechanism for a fillet punching die. Background technique [0002] On some plate parts used in the manufacture of automobile parts, especially thin metal plates, the forming holes and rounding operations are all punched and formed by punching dies. The blanking die is an indispensable process equipment in stamping production, and a good die structure is a reliable guarantee for the realization of the process plan. The quality and precision of stamping parts mainly depend on the quality and precision of the punching die. Whether the structure of the punching die is reasonable and advanced will directly affect the production efficiency, the service life of the punching die itself, and the safety and convenience of operation. [0003] The blanking die mainly includes an upper die base, a punch fixed on the upper die base, a lower die base, and a stripping ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B21D28/14B21D28/34B21D37/18B21D37/12
CPCB21D28/14B21D28/34B21D37/12B21D37/18
Inventor 陈燕
Owner 泰富特钢悬架(成都)有限公司
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