CN205147058U

CN205147058U - Prevent well hinge gasket bending die of wear of work

Info

Publication number: CN205147058U
Application number: CN201520862912.XU
Authority: CN
Inventors: 俞玉良
Original assignee: WUZHONG DISTRICT GUANGFU LIANGSHENG MACHINERY FACTORY
Current assignee: WUZHONG DISTRICT GUANGFU LIANGSHENG MACHINERY FACTORY
Priority date: 2015-11-03
Filing date: 2015-11-03
Publication date: 2016-04-13
Anticipated expiration: 2025-11-03

Abstract

The utility model relates to a prevent well hinge gasket bending die of wear of work, including die holder, lower bolster, die, kicker, spring, die shank, upper die base, upper padding plate, terrace die fixing base, terrace die, be connected through the direction subassembly between upper die base and the die holder, the die passes through the fastener and installs the top at the die holder, be provided with the lower bolster between die and the die holder, the middle part cover of die is equipped with the kicker, the lower extreme fixedly connected with spring of kicker, the lower tip of its spring passes lower bolster fixed connection on the die holder, the upper die base passes through fastener from the top down with die shank, upper padding plate, terrace die fixing base fixed connection in proper order, the middle part at the terrace die fixing base is established to the punch case, the up end of die still is connected with two reference columns, the middle part of die up end is the V type, and the surface of its V type is provided with the abrasionproof protective layer. The utility model discloses a prevent well hinge gasket bending die of wear of work effectually abrades the work piece in having avoided the course of working, has improved the finished product quality of work piece.

Description

A kind of middle hinge gasket piece bending die of the anti-wear of work

Technical field

The utility model relates to a kind of mould structure for hinge gasket piece in processing, and refers in particular to a kind of bending die that effectively can prevent the wear of work in bending operation.

Background technology

Bending process is the needs according to part shape, by mould and forcing press, blank is curved the Sheet Metal Forming Technology method of certain angle, definite shape workpiece.Attachedly Figure 1 shows that middle hinge gasket piece, this part is typical V-arrangement part, workpiece shapes, relatively simple for structure, and symmetrical, and normally produce in enormous quantities, this part mainly contains Blanking Shaping and bending twice manufacturing procedure.In bending process, need to ensure the bright and clean and no marking of curved rear piece surface, usually be also the important required precision project of bool, but bending die of the prior art in the course of the work, because workpiece and molding surface produce friction, the surface of bool more or less can be made to occur damage, reduce the quality of workpiece, affect the form and dimensional precision of workpiece.

Utility model content

The utility model object be in order to overcome the deficiencies in the prior art propose a kind of machining accuracy high and the anti-wear of work in hinge gasket piece bending die.

For achieving the above object, the technical solution adopted in the utility model is: a kind of middle hinge gasket piece bending die of the anti-wear of work, comprises master mold assembly, male molding member and guidance set; Described master mold assembly comprises die shoe, lower bolster, die, kicker, spring; Described male molding member comprises die shank, upper bolster, upper padding plate, punch holder, punch; Described upper bolster is connected by guidance set with between die shoe; Described die is arranged on the top of die shoe by securing member; Lower bolster is provided with between described die and die shoe; The middle part of described die is arranged with kicker; The top of described kicker is V-shaped; The lower end of described kicker is fixedly connected with spring; The bottom of described spring is fixedly connected on die shoe through lower bolster; Die shank, upper padding plate, punch holder are fixedly connected sequentially by securing member by described upper bolster from top to bottom; Described punch case is located at the middle part of punch holder; Described guidance set comprises guide pin bushing and guide pillar; The upper surface of described die is also connected with two locating dowels; The middle part of described die upper surface is V-shaped, and the surface of its V-type is provided with abrasionproof protective layer.

Preferably, described abrasionproof protective layer thickness is 0.3 ~ 0.5mm.

Preferably, described punch end formation divides and is set to 87 ° ~ 88 °.

Due to the utilization of technique scheme, the utility model compared with prior art has following advantages:

The middle hinge gasket piece bending die of the anti-wear of work of the present utility model; abrasionproof protective layer is provided with at die upper surface; can solve and carry out bending the problem that the violent sliding friction of workpiece and molding surface in process forms scratch; effectively avoid abrading workpiece; improve the forming quality of workpiece, effectively improve the dimensional accuracy of workpiece.

Accompanying drawing explanation

Below in conjunction with accompanying drawing, technical solutions of the utility model are described further:

Accompanying drawing 1 is the structural representation of middle hinge gasket piece;

Accompanying drawing 2 is the middle hinge gasket piece design of bending die schematic diagram of the anti-wear of work of the present utility model;

Accompanying drawing 3 is the master mold modular construction schematic diagram of the middle hinge gasket piece bending die of the anti-wear of work of the present utility model;

Wherein: 1, die shoe; 2, lower bolster; 3, die; 4, kicker; 5, spring; 6, die shank; 7, upper bolster; 8, upper padding plate; 9, punch holder; 10, punch; 11, guide pin bushing; 12, guide pillar; 13, locating dowel; 14, abrasionproof protective layer; 15, workpiece.

Detailed description of the invention

Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.

Accompanying drawing 1 is the finished product structure schematic diagram of the middle hinge gasket piece needing processing, and the knuckle of its finished work-piece is 90 °.

The middle hinge gasket piece design of bending die of the anti-wear of work of the present utility model, as shown in accompanying drawing 2 ~ 3, comprises master mold assembly, male molding member and guidance set; Described master mold assembly comprises die shoe 1, lower bolster 2, die 3, kicker 4, spring 5; Described male molding member comprises die shank 6, upper bolster 7, upper padding plate 8, punch holder 9, punch 10; Described upper bolster 7 is connected by guidance set with between die shoe 1; Described die 3 is arranged on the top of die shoe 1 by securing member; Lower bolster 2 is provided with between described die 3 and die shoe 1; The middle part of described die 3 is arranged with kicker 4; The top of described kicker 4 is V-shaped; The lower end of described kicker 4 is fixedly connected with spring 5; The bottom of described spring 5 is fixedly connected on die shoe 1 through lower bolster 2; Die shank 6, upper padding plate 8, punch holder 9 are fixedly connected sequentially by securing member by described upper bolster 7 from top to bottom; Described punch 10 is set in the middle part of punch holder 9; Described guidance set comprises guide pin bushing 11 and guide pillar 12; The upper surface of described die 3 is also connected with two locating dowels 13, its locating dowel 13 for by Workpiece fixing to be processed, to guarantee the degree of accuracy of flexural center; The middle part of described die 3 upper surface is V-shaped; the surface of its V-type is provided with abrasionproof protective layer 14; described abrasionproof protective layer 14 can solve and carry out bending the problem that the violent sliding friction of workpiece and molding surface in process forms scratch; effectively avoid abrading workpiece; improve the forming quality of workpiece, effectively improve the dimensional accuracy of workpiece.

Embodiment one: described abrasionproof protective layer 14 thickness is 0.3mm, then described punch 10 end formation divides and is set to 88 °.

Embodiment two: described abrasionproof protective layer 14 thickness is 0.5mm, then described punch 10 end formation divides and is set to 87 °.

The middle hinge gasket piece bending mould of the anti-wear of work of the utility model scheme, its course of work is: first mix suitable forcing press to bending die, and installs on the table; The workpiece to be bent 15 of Blanking Shaping is put into die, located by two, left and right locating dowel 13, mould operationally, male molding member is descending with forcing press, when after punch and absorption surface, workpiece starts to be bent to absorption surface kicker under the work that presses down of punch, then works Work-sheet pressing at kicker and die one.Forcing press backhaul is up, and male molding member is and then up together, and the workpiece of bending forming is released by kicker under the effect of recoil of spring power, is taken off by finished work-piece, namely completes the bending operation of a workpiece.

Below be only embody rule example of the present utility model, protection domain of the present utility model is not constituted any limitation.The technical scheme that all employing equivalents or equivalence are replaced and formed, all drops within the utility model rights protection scope.

Claims

1. a middle hinge gasket piece bending die for the anti-wear of work, is characterized in that: comprise master mold assembly, male molding member and guidance set; Described master mold assembly comprises die shoe (1), lower bolster (2), die (3), kicker (4), spring (5); Described male molding member comprises die shank (6), upper bolster (7), upper padding plate (8), punch holder (9), punch (10); Be connected by guidance set between described upper bolster (7) with die shoe (1); Described die (3) is arranged on the top of die shoe (1) by securing member; Lower bolster (2) is provided with between described die (3) and die shoe (1); The middle part of described die (3) is arranged with kicker (4); The top of described kicker (4) is V-shaped; The lower end of described kicker (4) is fixedly connected with spring (5); The bottom of described spring (5) is fixedly connected on die shoe (1) through lower bolster (2); Die shank (6), upper padding plate (8), punch holder (9) are fixedly connected sequentially by securing member by described upper bolster (7) from top to bottom; Described punch (10) is set in the middle part of punch holder (9); Described guidance set comprises guide pin bushing (11) and guide pillar (12); The upper surface of described die is also connected with two locating dowels (13); The middle part of described die (3) upper surface is V-shaped, and the surface of its V-type is provided with abrasionproof protective layer (14).

2. the middle hinge gasket piece bending die of the anti-wear of work according to claim 1, is characterized in that: described abrasionproof protective layer (14) thickness is 0.3 ~ 0.5mm.

3. the middle hinge gasket piece bending die of the anti-wear of work according to claim 1, is characterized in that: described punch (10) end formation divides and is set to 87 ° ~ 88 °.