CN106040858A - Bidirectional tapered wedge type forming die - Google Patents

Bidirectional tapered wedge type forming die Download PDF

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Publication number
CN106040858A
CN106040858A CN201610572016.9A CN201610572016A CN106040858A CN 106040858 A CN106040858 A CN 106040858A CN 201610572016 A CN201610572016 A CN 201610572016A CN 106040858 A CN106040858 A CN 106040858A
Authority
CN
China
Prior art keywords
insert
die
molding
forming
molding insert
Prior art date
Application number
CN201610572016.9A
Other languages
Chinese (zh)
Inventor
杨占尧
张小翠
常万军
丁海
王果
杨晓航
刘俊杰
董二婷
岑俊杰
Original Assignee
河南机电高等专科学校
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 河南机电高等专科学校 filed Critical 河南机电高等专科学校
Priority to CN201610572016.9A priority Critical patent/CN106040858A/en
Publication of CN106040858A publication Critical patent/CN106040858A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • B21D37/12Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies

Abstract

The invention belongs to the field of stamping dies and particularly relates to a bidirectional tapered wedge type forming die. The bidirectional tapered wedge type forming die comprises an upper die body and a lower die body. The upper die body comprises a pressing plate and a forming blank holder located under the center of the pressing plate. The bottoms of the two sides of the pressing plate are each provided with a guide column and a bend-stamping block. The bottom surfaces of the guide columns are oblique surfaces. The lower die body comprises a first forming insert which corresponds to the forming blank holder and is arranged fixedly. Tracks are arranged on the two sides of the first forming insert correspondingly and are in sliding fit with sliding plates. Positioning columns are arranged at the ends, away from the first forming insert, of the sliding plates. The top surfaces of the positioning columns are oblique surfaces matched with the bottom surfaces of the guide columns. A second forming insert is arranged at the other end of each sliding plate. The first forming insert and the second forming inserts on the two sliding plates form a lower die insert matched with the forming blank holder. The bidirectional tapered wedge type forming die is simple in structure and ingenious in design, and the size of the lower die insert can be reduced when a workpiece is separated from the die, so that the die removal process is made efficient and convenient.

Description

A kind of bidirectional oblique wedge-type mould

Technical field

The invention belongs to diel field, particularly relate to a kind of bidirectional oblique wedge-type mould.

Background technology

A lot of metal works need when molding to carry out punching press and end bending, owing to the molding type shape of workpiece requires not With, so diel of the prior art is difficult to meet the workpiece demand that moulding is complicated, such as, through front road stamping-out, stretching Etc. the semi worked pieces reached after operation, need to carry out being stamped into curved under entirety and the cambered plate of two ends downward bending, itself its Sheet Metal Forming Technology is simple, but after punch forming, workpiece is close to lower mold insert and inward at both ends bending, and knockout course is the most difficult, And easily cause the deformation of workpiece.

Summary of the invention

It is an object of the invention to provide a kind of bidirectional oblique wedge-type mould, present configuration is simple, designs ingenious, lower mold Insert can reduce volume when the workpiece demoulding so that knockout course is the most convenient.

For solving above-mentioned technical problem, the technical solution used in the present invention is as follows:

A kind of bidirectional oblique wedge-type mould, including upper die and lower die, described upper mold includes pressing plate and is positioned in pressing plate Molding holding pad immediately below at the heart, pressing plate two side bottom is respectively equipped with lead and bending pressing block, and the bottom surface of lead is Inclined-plane;

Described lower mold includes the first molding insert that is corresponding with molding holding pad and that be fixedly installed, the first molding insert both sides Being respectively equipped with track, track coordinates with slide plate slides, and slide plate is provided with locating dowel away from the end of the first molding insert, positions capital Face is in the inclined-plane with lead bottom surface, and the slide plate other end is provided with the second molding insert, the first molding insert and two slide plates On the second molding insert form the lower mold insert that coordinates with molding holding pad.

Preferably, the second described molding insert is connected by Flexible Connector between the first molding insert.

Preferably, described Flexible Connector is the spring being in extended state.

Preferably, described Flexible Connector includes screw and spring, and screw is through interference fit in the first molding insert Kong Houyu the second molding insert is threaded, and spring housing is located on the screw between the nut of screw and the first molding insert.

Preferably, described slide plate is installed with the brake block of the only bending pressing block stroke for top.

The present invention is divided into two states: punching press state (i.e. duty) and demoulding state (i.e. off working state).

When the present invention is in demoulding state, between upper mold and lower mold, there is spacing, and the slide plate of lower mold is made at the pulling force of spring Contact with the first molding insert with lower.This moment, the inclined-plane bottom lead coordinates with the inclined-plane at locating dowel top and contacts, bending Pressing block and brake block be not at same straight line, and the first molding insert and two the second molding inserts are less owing to being spaced, The lower mold insert of three's composition is less than the area coverage of workpiece, and therefore workpiece can quickly separate with lower mold insert;

When the present invention is in punching press state, press under the pressing plate of upper mold, and drive lead, bending pressing block and molding binder Plate is descending, and wherein lead is contact of incline plane with the locating dowel of lower mold, so lead can make locating dowel misplace when descending And drive slide plate to overcome spring tension to move to outer track, and locating dowel by the barrier effect of lead thus keeps sliding The spacing of plate and brake block and the second molding insert and the first molding insert, the first molding insert and two the second molding this moment The lower mold insert of insert composition perfection can realize the undertaking to workpiece, and molding holding pad can be coordinated to rush workpiece Pressure.Bending pressing block can carry out bending punching press to the two ends of workpiece simultaneously, and when bending pressing block downward storke meets work When skill design requires, by the top of brake block only upper mold can be prevented the most descending.

Punching press state and the demoulding state of the present invention are carried out continuously, it is achieved the continuously and efficiently stamping press to workpiece.This Invention can be according to the concrete specification of workpiece, and specification and position to each component are adjusted and design, and meet workpiece punching press Demand with the demoulding.

The present invention compared with prior art, has the advantage that

The lower mold insert of the present invention is made up of the moveable second molding insert of the first molding insert fixed and two, joins Close bidirectional oblique wedge-type mechanism so that lower mold insert can carry out volume regulation, had both met the Workpiece shaping requirement of punching press state, with Time also can reduce the lower mold insert volume under demoulding state so that workpiece fast demoulding.

Accompanying drawing explanation

Fig. 1 is the bidirectional oblique wedge-type forming die structure schematic diagram in detailed description of the invention under punching press state;

Fig. 2 is the bidirectional oblique wedge-type forming die structure schematic diagram in detailed description of the invention under demoulding state;

Fig. 3 is the Workpiece structure schematic diagram before punch forming;

Fig. 4 is the Workpiece structure schematic diagram after punch forming.

Detailed description of the invention

In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, right The present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, and It is not used in the restriction present invention.

As Figure 1-4, a kind of bidirectional oblique wedge-type mould, including upper die and lower die, described upper mold include pressing plate 1 with And it being positioned at the molding holding pad 2 immediately below pressing plate 1 center, 1 liang of side bottom of pressing plate is respectively equipped with lead 3 and bending pressing block 4, the bottom surface of lead 3 is inclined-plane;

Described lower mold includes the first molding insert 5 that is corresponding with molding holding pad 2 and that be fixedly installed, the first molding insert 5 Being respectively provided on two sides with track, track is slidably matched with slide plate 6, and slide plate 6 is provided with locating dowel 9 away from the end of the first molding insert 5, Locating dowel 9 end face is in the inclined-plane with lead 3 bottom surface, and slide plate 6 other end is provided with the second molding insert 8, the first molding edge The second molding insert 8 on block 5 and two slide plates forms the lower mold insert coordinated with molding holding pad 2, and screw 11 is through first In molding insert, Kong Houyu the second molding insert 8 of interference fit is threaded, and spring 10 is set in the nut and first of screw On screw 11 between molding insert 5.The brake block 7 of the only bending pressing block stroke for top it is installed with on slide plate 6.

The present invention is divided into two states: punching press state (i.e. duty) and demoulding state (i.e. off working state).

When the present invention is in demoulding state, there is spacing between upper mold and lower mold, and the slide plate 6 of lower mold is at the pulling force of spring 10 Effect is lower to be contacted with the first molding insert 5.This moment, the inclined-plane bottom lead 3 coordinates with the inclined-plane at locating dowel 9 top and connects Touch, bending pressing block 4 and brake block 7 not at same straight line, and the first molding insert 5 and two the second molding inserts 8 by Less in interval, the lower mold insert of three's composition is less than the area coverage of workpiece, and therefore workpiece can quickly divide with lower mold insert From;

When the present invention is in punching press state, the pressing plate of upper mold is pressed for 1 time, and drives lead 3, bending pressing block 4 and molding Holding pad 2 is descending, and wherein lead 3 is contact of incline plane with the locating dowel 9 of lower mold, so lead 3 can make to determine when descending Position post 9 misplaces and drives slide plate 6 to overcome spring 10 pulling force to move to outer track, and locating dowel 9 is by the stop of lead 3 Act on thus keep slide plate 6, brake block 7 and the second molding insert 8 and spacing of the first molding insert 5, this moment the first molding edge The lower mold insert of block 5 and two the second molding insert 8 compositions perfection can realize the undertaking to workpiece, and can coordinate molding pressure Flitch 2 carries out punching press to the workpiece 12 in lower mold insert.Bending pressing block 4 can carry out bending punching to the two ends of workpiece 12 simultaneously Pressure, and when bending pressing block 4 downward storke meets production engineering specifications, by the top of brake block 7 only upper mold mistake can be prevented Spend descending.

Punching press state and the demoulding state of the present invention are carried out continuously, it is achieved the continuously and efficiently stamping press to workpiece.This Invention can be according to the concrete specification of workpiece, and specification and position to each component are adjusted and design, and meet workpiece punching press Demand with the demoulding.

Claims (5)

1. a bidirectional oblique wedge-type mould, including upper die and lower die, it is characterised in that described upper mold includes pressing plate and position Molding holding pad immediately below pressing plate center, pressing plate two side bottom is respectively equipped with lead and bending pressing block, lead Bottom surface be inclined-plane;
Described lower mold includes the first molding insert that is corresponding with molding holding pad and that be fixedly installed, and the first molding insert both sides are respectively Being provided with track, track coordinates with slide plate slides, and slide plate is provided with locating dowel away from the end of the first molding insert, locating dowel end face in With the inclined-plane of lead bottom surface, the slide plate other end is provided with on the second molding insert, the first molding insert and two slide plates Second molding insert forms the lower mold insert coordinated with molding holding pad.
2. bidirectional oblique wedge-type mould as claimed in claim 1, it is characterised in that described the second molding insert and first Connected by Flexible Connector between molding insert.
3. bidirectional oblique wedge-type mould as claimed in claim 2, it is characterised in that described Flexible Connector is for being in stretching The spring of state.
4. bidirectional oblique wedge-type mould as claimed in claim 2, it is characterised in that described Flexible Connector include screw and Spring, screw is threaded through Kong Houyu the second molding insert of interference fit in the first molding insert, and spring housing is located at spiral shell On screw between nut and the first molding insert of nail.
5. bidirectional oblique wedge-type mould as claimed in claim 1, it is characterised in that be installed with for pushing up on described slide plate The only brake block of bending pressing block stroke.
CN201610572016.9A 2016-07-20 2016-07-20 Bidirectional tapered wedge type forming die CN106040858A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610572016.9A CN106040858A (en) 2016-07-20 2016-07-20 Bidirectional tapered wedge type forming die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610572016.9A CN106040858A (en) 2016-07-20 2016-07-20 Bidirectional tapered wedge type forming die

Publications (1)

Publication Number Publication Date
CN106040858A true CN106040858A (en) 2016-10-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610572016.9A CN106040858A (en) 2016-07-20 2016-07-20 Bidirectional tapered wedge type forming die

Country Status (1)

Country Link
CN (1) CN106040858A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108906990A (en) * 2018-06-14 2018-11-30 合肥美的电冰箱有限公司 The bending cornerite mold of refrigerator door
CN109201818A (en) * 2018-09-12 2019-01-15 上海申驰实业有限公司 Suitable for negative angle formation or the double-slider side-stamping device of shaping
CN109332486A (en) * 2018-08-31 2019-02-15 景鑫精密组件(昆山)有限公司 One kind being used for the molding mold of laptop lower cover keyboard and its method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202539373U (en) * 2012-03-22 2012-11-21 苏州工业园区金鑫模具制造有限公司 Mould with oscillating stripping structure
KR20130109752A (en) * 2012-03-28 2013-10-08 주식회사 동구기업 The die assembly system which accomplishes the side department forming and piercing of panel simultaneously
CN103831358A (en) * 2014-03-23 2014-06-04 昆山市三建模具机械有限公司 Edging and bending die for refrigerator door panel
CN205147110U (en) * 2015-12-04 2016-04-13 武汉宏海科技股份有限公司 Outer set -top lid multiple operation stamping die of air conditioner
CN205763402U (en) * 2016-07-20 2016-12-07 河南机电高等专科学校 A kind of bidirectional oblique wedge-type mould

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202539373U (en) * 2012-03-22 2012-11-21 苏州工业园区金鑫模具制造有限公司 Mould with oscillating stripping structure
KR20130109752A (en) * 2012-03-28 2013-10-08 주식회사 동구기업 The die assembly system which accomplishes the side department forming and piercing of panel simultaneously
CN103831358A (en) * 2014-03-23 2014-06-04 昆山市三建模具机械有限公司 Edging and bending die for refrigerator door panel
CN205147110U (en) * 2015-12-04 2016-04-13 武汉宏海科技股份有限公司 Outer set -top lid multiple operation stamping die of air conditioner
CN205763402U (en) * 2016-07-20 2016-12-07 河南机电高等专科学校 A kind of bidirectional oblique wedge-type mould

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108906990A (en) * 2018-06-14 2018-11-30 合肥美的电冰箱有限公司 The bending cornerite mold of refrigerator door
CN109332486A (en) * 2018-08-31 2019-02-15 景鑫精密组件(昆山)有限公司 One kind being used for the molding mold of laptop lower cover keyboard and its method
CN109201818A (en) * 2018-09-12 2019-01-15 上海申驰实业有限公司 Suitable for negative angle formation or the double-slider side-stamping device of shaping

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Application publication date: 20161026

RJ01 Rejection of invention patent application after publication