CN207238951U - Movable Trimming Die - Google Patents

Abstract

The utility model provides a kind of movable Trimming Die, belongs to technical field of mold.It solves the problems, such as that the extending direction of existing Trimming Die knife tool and direction of motion difference cause the range of work small.This movable Trimming Die, including upper mold seat and die holder, lower die insert is fixed with die holder, lower die insert is equipped with special-shaped groove one, upper mold seat is equipped with the upper mold insert coordinated with lower die insert, upper mold insert is equipped with special-shaped groove two, special-shaped groove one is fastened with special-shaped groove two to be formed and the matched cavity for being used to position workpiece of workpiece configurations, the fixed guide post one along the extension of molding direction on upper mold seat, upper mold insert is set on guide post one and can move up and down along guide post one, for the deburring component to carrying out deburring on the inside of workpiece end when die holder is equipped with molding.The extending direction for the edge iron that the utility model is set is identical with the direction of motion, is greatly improved the range of work, and its is reasonable in design, easy to operate, applied widely.

Description

Movable Trimming Die

Technical field

The utility model belongs to technical field of mold, is related to a kind of movable Trimming Die.

Background technology

It is well known that die trimming technology is mainly concerned with the industries such as automobile, machinery using very extensive, but It all can be only applied on open part, run into enclosed part such as pipe fitting part just can only use laser cutting, The modes such as line is cut, milling machine is processed, there are the problem of low production efficiency, high processing costs.

For example, Chinese patent discloses a kind of deburring side piercing die [application publication number CN105689534A], mould Upper mold include upper mold body, punch, knife tool and upper mold material pressing core, punch are slidably disposed in upper mold body, repair Side cutter and upper mold material pressing core are fixed in upper mold body, and avoid holes are offered on knife tool, are offered on upper mold material pressing core Punch pin through-bores, lower die include drive block.When upper die and lower die mold, upper mold material pressing core is contacted with workpiece to be added at first, with upper Mould and lower die continue to close up, and knife tool starts to carry out deburring to machined part, and punch is along drive block to knife tool side Slide, sequentially pass through avoid holes and punch pin through-bores, be punched out to machined part, repaiied so as to only be completed by one group of mould Side and the processing of punching two procedures, as soon as saving the expense of group mould and forcing press, while only pass through a clamping process The processing of deburring and punching is completed, shortens the production cycle, is conducive to the lifting of yield.

Although above-mentioned mould can be applied to the trim process of pipe fitting endoporus, it still suffers from problems with：Upper guide plate inclines Set obliquely, sliding shoe slide be arranged on upper guide plate on, the movement locus on the punch vertex set during exercise on sliding shoe with Upper guide plate is parallel, i.e. the movement locus of punch also tilts upward extension, and the extending direction (diagonally downward) of punch and punch The direction of motion is different, and the design of its irrational mix causes the working depth of punch shallow, so that the scope of application of whole mould It is small.

The content of the invention

The purpose of this utility model is that there are the above problem for existing technology, it is proposed that a kind of working depth is larger Movable Trimming Die.

The purpose of this utility model can be realized by following technical proposal：

This movable Trimming Die, including upper mold seat and the die holder that is correspondingly arranged with upper mold seat, on the die holder Lower die insert is fixed with, the lower die insert is equipped with special-shaped groove one, and the upper mold seat is equipped with to be coordinated with lower die insert Upper mold insert, the upper mold insert is equipped with special-shaped groove two, and the special-shaped groove one is fastened with special-shaped groove two to be formed and work The matched cavity for being used to position workpiece of part shape, it is characterised in that fixed along the extension of molding direction on the upper mold seat Guide post one, the upper mold insert is set on guide post one and can move up and down along guide post one, and the die holder is equipped with For the deburring component to carrying out deburring on the inside of workpiece end during molding.

The one end of guide post one away from upper mold seat is relatively large in diameter or sets limiting section, prevents upper mold insert from being taken off from guide post one Fall.By the guide post one of setting, the stability of upper mold insert during the motion can be improved, so as to improve the essence that workpiece is clamped Degree.In order to preferably ensure the stationarity of upper mold insert movement, it is at least two that can set guide post one.

In above-mentioned movable Trimming Die, the deburring component includes the sliding block being arranged on die holder and arranged on cunning For block close to the edge iron of lower die insert side, the both sides of the sliding block have the guide pad being fixed on die holder, the cunning Block is slidably fitted in the sliding slot surrounded by two guide pads, is used to drive sliding block along guide groove when the upper mold seat is equipped with molding Close to the driving unit of lower die insert movement, reset list when being additionally provided with the demoulding on the die holder for resetting sliding block Member.

The direction of motion of sliding block is concordant with the extending direction of shape tube (workpiece) end, extending direction and the abnormal shape of edge iron The extending direction of tube end is concordant, can working depth it is big.

In above-mentioned movable Trimming Die, the driving unit is the drive block being fixed on upper mold seat, described Side of the sliding block away from lower die insert be equipped with guide surface, drive block extruding guide surface makes sliding block produce displacement during molding, described Upper mold seat and sliding block between be additionally provided with when drive block depart from guide surface when be used for continue to press on sliding block to lower die insert direction transport Dynamic drive component.Guide surface surface is smooth, and the projection of drive block is intersected with guide surface on upper mold seat in an initial condition. When drive block declines, drive block and guide face contacts simultaneously extrude guide surface, sliding block is moved in sliding slot, move a distance Guide surface on rear slider completely disengages out drive block, i.e. slide block movement has arrived the side wall of drive block.

In above-mentioned movable Trimming Die, the drive component is fixed on upper mold seat and inclines including at least one The guide post two tiltedly set and the guide sleeve two being correspondingly arranged with guide post two on sliding block, described in when drive block departs from guide surface The lower end of guide post two is stretched in guide sleeve two.When the side wall of slide block movement to drive block, guide post two just extend into guide sleeve two It is interior, since guide post two is obliquely installed, sliding block can be promoted to continue to move towards lower die insert direction during upper mold seat pushing, protected Demonstrate,prove trim process and stablize traveling.

In above-mentioned movable Trimming Die, the dead block of pier is fixed with the upper mold seat, the guide post two is two A and be fixed on the dead block of pier, the guide sleeve two is correspondingly arranged for two and with guide post 211.The thickness of the dead block of pier is by work The working depth of part determines, when the dead block of the bigger pier of working depth is thinner, when the dead block of the more shallow pier of working depth is thicker.

In above-mentioned movable Trimming Die, the reset unit is cylinder, and the piston rod of the cylinder is resisted against Sliding block is on the side of lower die insert.Cylinder is nitrogen cylinder.

In above-mentioned movable Trimming Die, the upper mold seat is equipped with two upper mold inserts, the upper mold described in two Insert is symmetrical arranged, and the drive block is for two and respectively positioned at two upper mold inserts between, and the die holder is equipped with two A symmetrically arranged lower die insert, the sliding block is for two and respectively between two lower die inserts.In order to improve processing effect Rate, sets two upper mold inserts and two lower die inserts to complete the trim process of two workpiece at the same time, two drivings during molding Block drives two sliding blocks to be moved to two different directions respectively, and the power that upper mold seat is applied on die holder is balanced, can improve use Service life.

In above-mentioned movable Trimming Die, guide groove is equipped with the both ends of the die holder, is had on the upper mold seat There is the guide bracket being equipped with guide groove, the side wall of the guide groove is equipped with guide plate, has on the guide bracket and set with guide plate cooperation The slide guide face put.

In above-mentioned movable Trimming Die, guide post three is equipped with the guide groove, is had on the guide bracket with leading The guide sleeve three that column three is equipped with.

In above-mentioned movable Trimming Die, two guide posts three being uniformly arranged, each guide bracket are equipped with each guide groove It is upper that there are two guide sleeves three.

During this mold work, guide post three ensure that upper mold seat under with guide sleeve three, guide plate with supporting contact in slide guide face The accurate guiding of die holder；When upper mold seat moves downward, upper mold insert is contacted with lower die insert, the workpiece of processing is fixed, upper mold Seat continues to move downward, and drive block gradually abuts to guide surface, and driving slide block movement makes edge iron be inserted into the end of workpiece Side；As upper mold seat continues to move downward, when drive block departs from guide surface, the lower end of guide post two is just extend into guide sleeve two, Since guide post two is obliquely installed, sliding block can be promoted to continue to move to lower die insert direction when upper mold seat pushes, until the dead block of pier Untill how on sliding block, the deburring operation of part is completed.During upper mold seat backhaul, lower die insert is pushed back original by cylinder Position, deburring release.

Compared with prior art, this movable Trimming Die has the following advantages：

Simple in structure, compact, easy to operate, the extending direction of edge iron is concordant with the extending direction of special-shaped tube end, can Working depth is big, versatile, improves the waste material excision efficiency of Enclosed Type Components, reduces processing cost；Special-shaped groove one with Special-shaped groove two fastens formation and the matched cavity for being used to position workpiece of workpiece configurations, meets the clamping to abnormal workpieces, fits It is wide with scope.

Brief description of the drawings

Fig. 1 is the structure diagram of upper mold seat provided by the utility model.

Fig. 2 is the structure diagram of die holder provided by the utility model.

In figure, 1, upper mold seat；2nd, die holder；3rd, lower die insert；4th, special-shaped groove one；5th, upper mold insert；6th, special-shaped groove two；7、 Guide post one；8th, sliding block；9th, edge iron；10th, guide pad；11st, drive block；12nd, guide surface；13rd, guide post two；14th, guide sleeve two；15、 The dead block of pier；16th, cylinder；17th, guide groove；18th, guide bracket；19th, guide plate；20th, slide guide face；21st, guide post three；22nd, guide sleeve three.

Embodiment

It is specific embodiment of the utility model and with reference to attached drawing below, the technical solution of the utility model is made further Description, but the utility model is not limited to these embodiments.

This movable Trimming Die, including upper mold seat 1 and the die holder 2 that is correspondingly arranged with upper mold seat 1, as shown in Fig. 2, under Lower die insert 3 is fixed with die holder 2, lower die insert 3 is equipped with special-shaped groove 1, as shown in Figure 1, upper mold seat 1 is equipped with and lower die The upper mold insert 5 that insert 3 coordinates, upper mold insert 5 are equipped with special-shaped groove 26, special-shaped groove 1 fastened with special-shaped groove 26 formed and The matched cavity for being used to position workpiece of workpiece configurations.

As shown in Figure 1, the guide post 1 along the extension of molding direction is fixed on upper mold seat 1, and in the present embodiment, each upper mold seat 1 Two guide posts 1 are correspondingly arranged, and upper mold seat 1 is set in two guide posts 1 at the same time, as shown in Fig. 2, die holder 2 is equipped with For the deburring component to carrying out deburring on the inside of workpiece end during molding.

The one end of guide post 1 away from upper mold seat 1 is relatively large in diameter or sets limiting section, prevents upper mold insert 5 from guide post 1 On come off.By the guide post 1 of setting, the stability of upper mold insert 5 during the motion can be improved, is pressed from both sides so as to improve workpiece The precision held.

As shown in Fig. 2, deburring component includes the sliding block 8 being arranged on die holder 2 and arranged on sliding block 8 close to lower die insert 3 one The edge iron 9 of side, the both sides of sliding block 8 have the guide pad 10 being fixed on die holder 2, and sliding block 8 is slidably fitted in be oriented to by two In the sliding slot that block 10 surrounds, upper mold seat 1 is equipped with what is moved during molding for driving sliding block 8 along guide groove 17 close to lower die insert 3 Driving unit, reset unit when being additionally provided with the demoulding on die holder 2 for resetting sliding block 8.The direction of motion of sliding block 8 and abnormal shape The extending direction of pipe (workpiece) end is concordant, and the extending direction of edge iron 9 is concordant with the extending direction of special-shaped tube end, can process Depth is big.

As shown in Figure 1, driving unit is the drive block 11 being fixed on upper mold seat 1, as shown in Fig. 2, sliding block 8 is away from lower die The side of insert 3 is equipped with guide surface 12, and drive block 11, which extrudes guide surface 12, during molding makes sliding block 8 produce displacement, upper mold seat 1 with it is sliding The drive moved when drive block 11 departs from guide surface 12 for continuing to press on sliding block 8 to 3 direction of lower die insert is additionally provided between block 8 Dynamic component.12 surface of guide surface is smooth, in an initial condition the projection of drive block 11 and 12 phase of guide surface on upper mold seat 1 Hand over.When drive block 11 declines, drive block 11 contacts with guide surface 12 and extrudes guide surface 12, sliding block 8 is moved in sliding slot, Guide surface 12 on movement a distance rear slider 8 completely disengages out drive block 11, i.e. sliding block 8 has moved to the side of drive block 11 Wall.

As depicted in figs. 1 and 2, drive component is fixed on the guide post two on upper mold seat 1 and being obliquely installed including at least one 13 and the guide sleeve 2 14 being correspondingly arranged with guide post 2 13 on sliding block 8, led described in when drive block 11 departs from guide surface 12 The lower end of column 2 13 is stretched in guide sleeve 2 14.When sliding block 8 moves to the side wall of drive block 11, guide post 2 13 is just extend into In guide sleeve 2 14, since guide post 2 13 is obliquely installed, sliding block 8 can be promoted to continue to inlay towards lower die during the pushing of upper mold seat 1 3 direction of block is moved, and is ensured that trim process is stablized and is advanced.

As shown in Figure 1, being fixed with the dead block 15 of pier on upper mold seat 1, guide post 2 13 is two and is fixed on the dead block 15 of pier, leads 2 14, which are covered, for two and is corresponded with guide post 2 13 sets.The thickness of the dead block 15 of pier determines by the working depth of workpiece, when adding The dead block 15 of the bigger pier of work depth is thinner, when the dead block 15 of the more shallow pier of working depth is thicker.

As shown in Fig. 2, reset unit is cylinder 16, the piston rod of cylinder 16 is resisted against sliding block 8 close to the one of lower die insert 3 On side, cylinder 16 is nitrogen cylinder 16 in the present embodiment.

As shown in Figure 1, upper mold seat 1 is equipped with two upper mold inserts 5, two upper mold inserts 5 are symmetrical arranged, and drive block 11 is two It is a and respectively between two upper mold inserts 5, as shown in Fig. 2, die holder 2 is equipped with two symmetrically arranged lower die inserts 3, it is sliding Block 8 is for two and respectively between two lower die inserts 3.In order to improve processing efficiency, set under two upper mold inserts 5 and two Mould insert 3 can complete the trim process of two workpiece at the same time, during molding two drive blocks 11 drive respectively two sliding blocks 8 to two not Same direction movement, the power that upper mold seat 1 is applied on die holder 2 is balanced, can improve service life.

As shown in Fig. 2, being equipped with guide groove 17 at the both ends of die holder 2, match somebody with somebody as shown in Figure 1, having on upper mold seat 1 with guide groove 17 The guide bracket 18 set is closed, the side wall of guide groove 17 is equipped with guide plate 19, has the slide guide face being equipped with guide plate 19 on guide bracket 18 20。

As shown in Fig. 2, being equipped with guide post 3 21 in guide groove 17, set as shown in Figure 1, having to coordinate with guide post 3 21 on guide bracket 18 The guide sleeve 3 22 put.Two guide posts 3 21 being uniformly arranged are equipped with each guide groove 17, there are two guide sleeves on each guide bracket 18 3 22.

During this mold work, guide post 3 21 ensure that upper mold seat 1 with guide sleeve 3 22, guide plate 19 with supporting contact in slide guide face 20 Accurate relative to die holder 2 is oriented to；When upper mold seat 1 moves downward, upper mold insert 5 is contacted with lower die insert 3, by the work of processing Part is fixed, and upper mold seat 1 continues to move downward, and drive block 11 gradually abuts to guide surface 12, and the driving movement of sliding block 8 makes edge iron 9 It is inserted into the tip inside of workpiece；As upper mold seat 1 continues to move downward, the guide post 2 13 when drive block 11 departs from guide surface 12 Lower end just extend into guide sleeve 2 14, since guide post 2 13 is obliquely installed, can be promoted when upper mold seat 1 pushes sliding block 8 after Continue and moved to 3 direction of lower die insert, until the dead block 15 of pier is against the deburring operation for untill how on sliding block 8, completing part.Upper mold seat During 1 backhaul, lower die insert 3 relies on cylinder 16 by its pushed home, deburring release.

The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.

Claims (10)

1. a kind of movable Trimming Die, including upper mold seat (1) and the die holder (2) that is correspondingly arranged with upper mold seat (1), it is described Lower die insert (3) is fixed with die holder (2), the lower die insert (3) is equipped with special-shaped groove one (4), the upper mold seat (1) the upper mold insert (5) coordinated with lower die insert (3) is equipped with, the upper mold insert (5) is equipped with special-shaped groove two (6), institute The special-shaped groove one (4) stated fastens formation and the matched cavity for being used to position workpiece of workpiece configurations with special-shaped groove two (6), it is special Sign is that the fixed guide post one (7) along the extension of molding direction on the upper mold seat (1), the upper mold insert (5) is set in It can move up and down on guide post one (7) and along guide post one (7), the die holder (2) is used for workpiece end when being equipped with molding Inner side carries out the deburring component of deburring.

2. movable Trimming Die according to claim 1, it is characterised in that the deburring component includes being arranged on lower die Sliding block (8) on seat (2) and the edge iron (9) arranged on sliding block (8) close to lower die insert (3) side, the both sides of the sliding block (8) With the guide pad (10) being fixed on die holder (2), the sliding block (8) is slidably fitted in what is surrounded by two guide pads (10) It is used to drive sliding block (8) to transport close to lower die insert (3) along guide groove (17) in sliding slot, when the upper mold seat (1) is equipped with molding Dynamic driving unit, is used for the reset unit for resetting sliding block (8) when being additionally provided with the demoulding on the die holder (2).

3. movable Trimming Die according to claim 2, it is characterised in that the driving unit is to be fixed on upper mold Drive block (11) on seat (1), side of the sliding block (8) away from lower die insert (3) are equipped with guide surface (12), and when molding drives Motion block (11) extruding guide surface (12) makes sliding block (8) produce displacement, is additionally provided with and works as between the upper mold seat (1) and sliding block (8) It is used to continue to press on the drive component that sliding block (8) is moved to lower die insert (3) direction when drive block (11) departs from guide surface (12).

4. movable Trimming Die according to claim 3, it is characterised in that the drive component includes at least one It is fixed on upper mold seat (1) and the guide post two (13) being obliquely installed and being correspondingly arranged with guide post two (13) on sliding block (8) Guide sleeve two (14), when drive block (11) depart from guide surface (12) when the guide post two (13) lower end stretch to guide sleeve two (14) It is interior.

5. movable Trimming Die according to claim 4, it is characterised in that be fixed with pier on the upper mold seat (1) Dead block (15), the guide post two (13) is two and is fixed on the dead block of pier (15), the guide sleeve two (14) for two and Correspond and set with guide post two (13).

6. movable Trimming Die according to claim 2, it is characterised in that the reset unit is cylinder (16), The piston rod of the cylinder (16) is resisted against sliding block (8) on the side of lower die insert (3).

7. according to the movable Trimming Die described in claim 3 or 4 or 5, it is characterised in that set on the upper mold seat (1) There are two upper mold inserts (5), the upper mold insert (5) described in two is symmetrical arranged, and the drive block (11) is two and difference position Between two upper mold inserts (5), the die holder (2) is equipped with two symmetrically arranged lower die inserts (3), the sliding block (8) for two and respectively between two lower die inserts (3).

8. movable Trimming Die according to claim 1, it is characterised in that be equipped with the both ends of the die holder (2) Guide groove (17), has the guide bracket (18) being equipped with guide groove (17), the side wall of the guide groove (17) on the upper mold seat (1) Guide plate (19) is equipped with, there is the slide guide face (20) being equipped with guide plate (19) on the guide bracket (18).

9. movable Trimming Die according to claim 8, it is characterised in that be equipped with guide post three in the guide groove (17) (21), there is the guide sleeve three (22) being equipped with guide post three (21) on the guide bracket (18).

10. movable Trimming Die according to claim 9, it is characterised in that two are equipped with each guide groove (17) The guide post three (21) of even setting, has two guide sleeves three (22) on each guide bracket (18).