CN205463918U - Punching press frock of bending - Google Patents

Abstract

The utility model relates to a punching press frock of bending, including upper die base, punch plate, crooked terrace die, stripper, die holder and die board. Its main points are: be equipped with movable centering block on the crooked terrace die, be equipped with the punching press head on the activity centering block and rectify flange, the overhead correction inclined plane that is equipped with of punching press, it has the die of correction and crooked die to embed on the die board, rectify and to be equipped with the guide face of bending on the die, rectify guide face and slip inclined plane, the centering block that moves about is connected by the pivot with crooked terrace die, and crooked terrace die, punch plate, last die crushion board and stripper and upper die base are linked by the screw, and die board and lower mould backing plate are set up on the die holder by the screw. The utility model discloses rational in infrastructure, make easy, convenient operation, the simple process that bends, the time of bending is short, efficient, the fillet of bending is little, the straightness that hangs down is good, has reduced the requirement of component assembly installation to the space, bending and rectifying disposable completion, improved accuracy and reliability that the part was bent, reduced the manufacturing costs of part, economic nature is good.

Description

A kind of bending punching press frock

Technical field

This utility model relates to a kind of punching press frock, is specifically related to a kind of bending punching press frock for part.

Background technology

In mechanical electronic equipment, a lot of precise terminal parts assemble for convenience or install, and need pressing and bending 90 °, folding Also need after curved to be corrected, to reach permissible accuracy, just can ensure that assembling or installation quality.Bending technique flow process is: first Step 45 degree of staking punch, bending 45 °, then with 90 degree of staking punch, 90-degree bent, finally compensate correction with correction staking punch.This Planting wrap direction, stamping die simple in construction, its shortcoming is to need three different staking punch, changes staking punch three times, could be complete Become the bending of part, and bending fillet is big；Bending technique flow process is loaded down with trivial details, changes staking punch and human error easily occurs, and causes Damage parts；Next to that the bending time is long, bending efficiency is low, causes part manufacturing expense high；It is thirdly bending punching press needs Staking punch many, the manufacturing cost causing diel is high, be also unfavorable for mold management and deposit.This is accomplished by a kind of punching press folding The bending punching press frock that bending process is simple and convenient to operate, efficiency is high.

Summary of the invention

The purpose of this utility model is intended to the shortcoming overcoming above-mentioned technology to exist, it is provided that a kind of simple in construction, and bending corrects Synchronously completing, bending technique is simple, processing ease, the bending punching press frock that bending quality is good, efficiency is high.

Bending punching press frock of the present utility model, including upper bolster, upper die plate, punch retainer, bending punch, discharging Plate, concave template and die shoe, it is characterised in that: described bending punch is provided with movable centering block, and movable centering block is provided with punching press Head and correction flange, staking punch is provided with correction inclined-plane；Described movable centering block is connected by rotating shaft with bending punch, movable centering block The most freely rotatable；Described concave template is provided with the first matrix cavity, the second matrix cavity and the 3rd matrix cavity, the first matrix cavity Being built-in with return spring, the second matrix cavity is built-in with correction die, and the 3rd matrix cavity is built-in with bending die, and correction die is with recessed Template is connected by return spring；Described correction die is provided with bending guide surface and correction guide surface；Described bending die It is provided with curved cavity；Described bending punch, punch retainer and upper die plate by screws tighten on upper bolster；Described Stripper is provided with unloading bolt, and stripper is connected by discharging bullet assembly with upper bolster, and upper bolster, upper die plate and punch are fixed Plate is slidably connected with the unloading bolt on stripper；Described concave template is fixed screws tighten on die shoe by lower mold.

In order to preferably be attained in that

Described correction die is provided with sliding bevel.

It is additionally provided with lower mold backing plate between described die shoe and concave template and adjusts slide block, adjusting slide block solid by regulating screw Tight on concave template, lower mold backing plate is fixed screws tighten on die shoe by lower mold.

Described bending die touches with the inwall of the 3rd matrix cavity of concave template, and is fixed tightly in lower die-cushion by screw assembly On plate.

Described adjustment slide block isShape structure, is carried on the back by connection and the back of the body that slides connects and composes, and slip back is provided with and school The adjustment inclined-plane that sliding bevel on positive die matches, adjusts inclined-plane and is slidably connected with sliding bevel.

Adjustment pad it is additionally provided with between the described connection back of the body and the concave template that adjust slide block, and by regulation screws tighten recessed In template.

This utility model is rational in infrastructure, and frock is easy to manufacture, uses easy to operate；Concave template is built-in with correction die and curved Bent die, disposably completes bending and the correction of part by movable centering block, and bending technique is simple, and bending fillet is little, perpendicularity Good, improve part assembling or installation quality, reduce part assembling and the requirement to space is installed, when decreasing part bending Between, improve part bending efficiency, reduce the manufacturing expense of part, good economy performance；Employing activity centering block punching press, the completeest Become bending and correction, it is not necessary to change staking punch, decrease wrong punching or the damage of part that anthropic factor causes, improve part The accuracy of bending and reliability.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model.

Fig. 2 is the structural representation of movable centering block.

Fig. 3 is the structural representation of correction die.

Fig. 4 is the structural representation of concave template.

Fig. 5 is the structural representation of bending die.

Fig. 6 is the structural representation of slide block.

In figure 1, die shoe, 2, lower mold backing plate, 3, concave template, 4, lower mold fix screw, 5, stripper, 6, punch fixes Plate, 7, upper die plate, 8, upper bolster, 9, upper mold fix screw, 10, discharging spring assembly, 11, unloading bolt, 12, active pendulum Block, 13, rotating shaft, 14, bending punch, 15, punch clamp-screw, 16, correction die, 17, return spring, 18, adjust pad, 19, regulation screw, 20, adjust slide block, 21, bending die, 22, screw assembly, 23, correction inclined-plane, 24, staking punch, 25, correction Flange, 26, sliding bevel, 27, bending guide surface, 28, correction guide surface, the 29, first matrix cavity, the 30, second matrix cavity, 31, 3rd matrix cavity, 32, correction cavity, 33, adjust inclined-plane, 34, connect the back of the body, 35, slide the back of the body.

Detailed description of the invention

Bending punching press frock of the present utility model, including die shoe 1, concave template 3, bending punch 14, stripper 5, punch Fixed plate 6, upper die plate 7 and upper bolster 8.Bending punch 14 is provided with movable centering block 12, and movable centering block 12 is provided with staking punch 24 are provided with correction inclined-plane 23 with correction flange 25, staking punch 24.Movable centering block 12 is connected by rotating shaft 13 with bending punch 14, lives Movable pendulum block 12 is 13 freely rotatable around the shaft.Concave template 3 is provided with the first matrix cavity the 29, second matrix cavity 30 and the 3rd matrix cavity 31, the first matrix cavity 29 is built-in with return spring 17, and the second matrix cavity 30 is built-in with correction die 16, and the 3rd matrix cavity 31 is built-in There is bending die 21.Correction die 16 is provided with bending guide surface 27 and correction guide surface 28, and bending die 21 is provided with correction Cavity 32, correction die 16 is connected by return spring 17 with concave template 3.Bending punch 14 is fixed tightly in by punch clamp-screw 15 Die holder 8.Punch retainer 6 and upper die plate 7 are fixed screw 9 by upper mold and are fixed tightly on upper bolster 8.Stripper 5 and upper bolster 8 by Discharging spring assembly 10 connects, upper bolster 8, upper die plate 7 and punch retainer 6 and the unloading bolt about 11 on stripper 5 It is slidably connected.Concave template 3 and lower mold backing plate 2 are fixed screw 4 by lower mold and are fixed tightly on die shoe 1.

Bending die 21 touches with the inwall of the 3rd matrix cavity 31 of concave template 3, and is fixed tightly in lower mold by screw assembly 22 On backing plate 2.

Adjustment slide block 20 between concave template 3 and die shoe isShape structure, by connecting the back of the body 34 and the back of the body 35 connection of sliding Constitute.Adjust and between the connection back of the body 34 and the concave template of slide block 20, have additional regulation pad 18, and be fixed tightly in recessed by regulation screw 19 In template 3.The back of the body 35 that slides is provided with adjustment inclined-plane 33, adjusts inclined-plane 33 and slides even with the sliding bevel 26 on correction die 16 Connect.

Bending punching press frock of the present utility model uses step as follows:

1, upper bolster 8 is connected with forcing press, and press ram is up, makes upper bolster 8 return, movable centering block 12 be in vertically Original state.

2, adjusted the right position of adjusting slider 20 by regulation pad 18, make correction die 16 be in suitable height Degree, and tighten regulation screw 19, adjusting slider 20 is fixed tightly on concave template 3.

3, part to be bent enters on the working face arriving bending die 21, and press ram is descending, upper bolster 8 times OK, unloading block 5 compresses part to be bent.

4, upper bolster 8 continues traveling downwardly, and bending punch 14 moves down, and movable centering block 12 guides along the bending of correction die 16 Face 27 straight line declines, and staking punch 24 completes the bending punching press to part.

5, upper bolster 8 continues to be pressed downward against, and the correction inclined-plane 23 of movable centering block 12 is along the correction guide surface 28 of correction die 16 Move down, the bending part of part is corrected, when punch retainer 6 touches with stripper 5, the bending correction of part Complete.

6, upper bolster 8 is up with press ram, and stripper 5 moves up and unclamps part, i.e. can be taken off bending and corrects Part.

Claims (6)

1. a bending punching press frock, including die shoe (1), concave template (3), stripper (5), punch retainer (6), bend convex Mould (14), upper die plate (7) and upper bolster (8), it is characterised in that: described bending punch (14) is provided with movable centering block (12), movable centering block (12) is provided with staking punch (24) and correction flange (25), and staking punch (24) is provided with correction inclined-plane (23)； Described movable centering block (12) is connected by rotating shaft (13) with bending punch (14), and movable centering block (12) (13) around the shaft freely turns Dynamic；Described concave template (3) is provided with the first matrix cavity (29), the second matrix cavity (30) and the 3rd matrix cavity (31), and first is recessed Die cavity (29) is built-in with return spring (17), and the second matrix cavity (30) is built-in with in correction die (16), the 3rd matrix cavity (31) Being equipped with bending die (21), correction die (16) is connected by return spring (17) with concave template (3)；Described correction die (16) It is provided with bending guide surface (27) and correction guide surface (28)；Described bending die (21) is provided with correction cavity (32)；Institute The bending punch (14) stated is fixed tightly on upper bolster (8) by punch clamp-screw (15)；Described punch retainer (6), upper mold Backing plate (7) is fixed screw (9) by upper mold and is fixed tightly on upper bolster (8)；Described stripper (6) is provided with unloading bolt (11), Stripper (6) is connected by discharging spring assembly (10) with upper bolster (8), punch retainer (6), upper die plate (7) and upper bolster (8) it is slidably connected with the unloading bolt (11) on stripper (6)；Described concave template (3) and lower mold backing plate (2) are fixed by lower mold Screw (4) is fixed tightly on die shoe (1).

Bending punching press frock the most according to claim 1, it is characterised in that: described correction die (16) is provided with slip Inclined-plane (26).

Bending punching press frock the most according to claim 1, it is characterised in that: described die shoe (1) and concave template (3) it Between be additionally provided with lower mold backing plate (2) and adjust slide block (20), adjust slide block (20) by regulation screw (19) be fixed tightly in concave template (3) On, concave template (3) and lower mold backing plate (2) are fixed screw (4) by lower mold and are fixed tightly on die shoe (1).

Bending punching press frock the most according to claim 1, it is characterised in that: described bending punch (21) and concave template (3) inwall of the 3rd matrix cavity (31) touches, and is fixed tightly on lower mold backing plate (2) by screw assembly (22).

Bending punching press frock the most according to claim 3, it is characterised in that: described adjustment slide block (20) isShape is tied Structure, is connected and composed by the connection back of the body (34) and the back of the body (35) that slides, and slip is carried on the back (35) and is provided with adjustment inclined-plane (33), adjusts inclined-plane (33) It is slidably connected with the sliding bevel (26) in correction die (16).

Bending punching press frock the most according to claim 5, it is characterised in that: the connection back of the body of described adjustment slide block (20) (34) and it is additionally provided with adjustment pad (18) between concave template (3), and is fixed tightly on concave template (3) by regulation screw (19).