CN203599390U - Punching die - Google Patents

Punching die Download PDF

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Publication number
CN203599390U
CN203599390U CN201320822819.7U CN201320822819U CN203599390U CN 203599390 U CN203599390 U CN 203599390U CN 201320822819 U CN201320822819 U CN 201320822819U CN 203599390 U CN203599390 U CN 203599390U
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CN
China
Prior art keywords
die
punching
bolster
module
control
Prior art date
Application number
CN201320822819.7U
Other languages
Chinese (zh)
Inventor
张金斌
Original Assignee
苏州博汇精密机械有限公司
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 苏州博汇精密机械有限公司 filed Critical 苏州博汇精密机械有限公司
Priority to CN201320822819.7U priority Critical patent/CN203599390U/en
Application granted granted Critical
Publication of CN203599390U publication Critical patent/CN203599390U/en

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Abstract

The utility model discloses a punching die, and relates to the technical field of stamping dies. The punching die can perform punching and flanging, and therefore the punching die is multipurpose. The punching die comprises an upper die set and a lower die set, wherein the upper die set is fixedly connected with an external driving device and comprises an upper die base and a punch, the lower die set comprises a lower die base and a female die and further comprises an air cylinder and a block inlaid in the female die, the air cylinder is installed on the outer side wall of the female die in the horizontal direction, a groove or a first through hole is formed in the position, corresponding to the air cylinder, of the female die in the horizontal direction, an ejector block capable of preventing the block inlaid in the female die from moving downwards in a limited mode is connected to the top end of a piston rod, an elastic device is connected to the lower portion of the block inlaid in the female die, the punch comprises a punch body matched with a cavity of the female die, the lower end of the punch body protrudes out of the lower surface of the punch and is provided with an insert of the punch, the punching die further comprises a control device, and the control device controls stretching and retracting of the piston rod of the air cylinder.

Description

Punching die

Technical field

The utility model relates to Stamping Die Technology field, particularly relates to a kind of punching die.

Background technology

As everyone knows, punching die is a kind of diel that is used for workpiece to carry out punching.Existing punching die, comprises module and lower module, wherein goes up module and comprises upper bolster and punching pin.Die shoe comprises die shoe and die.When work, the punching press of the descending drive punching pin of upper bolster is placed on the workpiece on die upper surface, thereby completes punching.But existing punching die also needs special flanging die to carry out flange to workpiece after punching completes.

Utility model content

For solving the problems of the technologies described above, the utility model provides a kind of punching die that can realize punching and flange.

Punching die of the present utility model, comprise module and lower module, upper module is fixedly connected with outside drive unit, wherein, upper module comprises upper bolster, punch fixing plate and punching pin, punch fixing plate is arranged on the lower surface of upper bolster, punching pin group is located on punch fixing plate, lower module comprises die shoe, be arranged on the lower bolster of die shoe upper surface, be arranged on the die of lower bolster upper surface, also comprise in cylinder and die and inserting, cylinder along continuous straight runs is arranged on the lateral wall of die, the corresponding position of die and cylinder along continuous straight runs offers groove or the first through hole, the piston rod of cylinder stretches into groove or the first through hole inside, the top of piston rod is connected with can limit the jacking block of inserting and moving downward in die, in die, insert and be provided with the second through hole, the second through hole extends to lower surface from the upper surface of inserting in die, the die cavity madial wall laminating of the lateral wall of inserting in die and die, the bottom of inserting in die is connected with elastic device, the other end of elastic device is connected with die shoe, punching pin comprises the punching pin body matching with the die cavity of die, punching pin body lower end protrudes out punching pin lower surface and is provided with punching pin and enters piece, punching pin enters piece and this body by integral forming of punching pin, punching pin enters piece and matches with the second through hole of inserting in die, punching die also comprises control device, control device is arranged on die shoe, control device is electrically connected with drive unit, control device is electrically connected with cylinder, stretching of the piston rod of control device control cylinder.

Further, punching die of the present utility model, elastic device is spring.

Further, punching die of the present utility model, die shoe is provided with guide pillar, and upper bolster is provided with corresponding guide pin bushing.

Further, punching die of the present utility model, is provided with wearing layer on the madial wall of the second through hole of inserting in die.

Further, punching die of the present utility model, is provided with upper padding plate between upper bolster and punch fixing plate.

Further, punching die of the present utility model, punching die also comprises stripper, stripper is located at punch fixing plate below and is connected with upper bolster.

Compared with prior art the beneficial effects of the utility model are: arrange by said structure, punching die had both been realized the punching to workpiece in a stroke, had completed again the flange to hole, had realized one module multiple usages, had saved manufacturing cost.

Accompanying drawing explanation

Fig. 1 is that the master of punching die of the present utility model looks cutaway view.

In Fig. 1: 1, upper module; 2, lower module; 3, upper bolster; 4, punch fixing plate; 5, punching pin; 6, die shoe; 7, lower bolster; 8, die; 9, cylinder; 10, in die, insert; 11, piston rod; 12, jacking block; 13, punching pin body; 14, punching pin enters piece; 15, control device; 16, spring; 17, guide pillar; 18, guide pin bushing; 19, wearing layer; 20, upper padding plate; 21, stripper; 22, drive unit.

The specific embodiment

Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.

As shown in Figure 1, punching die of the present utility model, comprise module 1 and lower module 2, upper module is fixedly connected with outside drive unit 22, wherein, upper module comprises upper bolster 3, punch fixing plate 4 and punching pin 5, punch fixing plate is arranged on the lower surface of upper bolster, punching pin group is located on punch fixing plate, lower module comprises die shoe 6, be arranged on the lower bolster 7 of die shoe upper surface, be arranged on the die 8 of lower bolster upper surface, also comprise in cylinder 9 and die and insert 10, cylinder along continuous straight runs is arranged on the lateral wall of die, the corresponding position of die and cylinder along continuous straight runs offers groove or the first through hole, the piston rod 11 of cylinder stretches into groove or the first through hole inside, the top of piston rod is connected with can limit the jacking block 12 of inserting and moving downward in die, in die, insert and be provided with the second through hole, the second through hole extends to lower surface from the upper surface of inserting in die, the die cavity madial wall laminating of the lateral wall of inserting in die and die, the bottom of inserting in die is connected with elastic device, the other end of elastic device is connected with die shoe, punching pin comprises the punching pin body 13 matching with the die cavity of die, punching pin body lower end protrudes out punching pin lower surface and is provided with punching pin and enters piece 14, punching pin enters piece and this body by integral forming of punching pin, punching pin enters piece and matches with the second through hole of inserting in die, punching die also comprises control device 15, control device is arranged on die shoe, control device is electrically connected with drive unit, control device is electrically connected with cylinder, stretching of the piston rod of control device control cylinder.

When concrete enforcement, in first jacking block inserts and inserts in die, make must not insert and down move in die, then upper module is down motion under the driving of drive unit, drive also down motion of punching pin, until entering piece, punching pin touches the workpiece that is placed on die upper surface, now going up module continues descending, punching pin enters piece and just workpiece is carried out to punching, until punching completes, when the lower surface of punching pin body touches and inserts in die, control device just sends control signal, the piston rod of control cylinder inwardly shrinks, thereby drive jacking block to be retractable to die inside, now going up module continues descending, punching pin body just punching press has just completed the workpiece of punching operation, thereby workpiece is carried out to overturning process, finally go up module up homing under the driving of drive unit, the control device being electrically connected with drive unit is detecting after this signal to cylinder transmitted signal, the piston rod of control cylinder is protruding, thereby in driving jacking block to insert again to insert in die, limiting it down moves, to treat stroke next time.

Arrange by said structure, punching die had both been realized the punching to workpiece in a stroke, had completed again the flange to hole, had realized one module multiple usages, had saved manufacturing cost.

Preferably, punching die of the present utility model, elastic device is spring 16.The main cause of this design is that spring structure is simple, easy for installation.

Preferably, punching die of the present utility model, die shoe is provided with guide pillar 17, and upper bolster is provided with corresponding guide pin bushing 18.The main purpose of this design is to improve the guiding accuracy of punching die.

Preferably, punching die of the present utility model, is provided with wearing layer 19 on the madial wall of the second through hole of inserting in die.The main purpose of this design is, reduces punch and enters piece lateral wall to the wearing and tearing of inserting the second through hole madial wall in die.

Preferably, punching die of the present utility model, is provided with upper padding plate 20 between upper bolster and punch fixing plate.The main purpose of this design is to reduce the impact between upper bolster and punch fixing plate.

Preferably, punching die of the present utility model, punching die also comprises stripper 21, stripper is located at punch fixing plate below and is connected with upper bolster.Workpiece after the main purpose of this design is the punching press to complete unloads from punching pin, prevents that workpiece from following punching pin and up moving.

Below be only preferred embodiment of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.

Claims (6)

1. a punching die, comprise module and lower module, described upper module is fixedly connected with outside drive unit, wherein, upper module comprises upper bolster, punch fixing plate and punching pin, described punch fixing plate is arranged on the lower surface of upper bolster, described punching pin group is located on punch fixing plate, lower module comprises die shoe, be arranged on the lower bolster of die shoe upper surface and be arranged on the die of lower bolster upper surface, it is characterized in that, lower module also comprises in cylinder and die to be inserted, described cylinder along continuous straight runs is arranged on the lateral wall of die, the corresponding position of described die and cylinder along continuous straight runs offers groove or the first through hole, the piston rod of described cylinder stretches into described groove or the first through hole inside, the top of described piston rod is connected with can limit the jacking block of inserting and moving downward in described die, in described die, insert and be provided with the second through hole, described the second through hole extends to lower surface from the upper surface of inserting in die, the die cavity madial wall laminating of the lateral wall of inserting in described die and die, the bottom of inserting in described die is connected with elastic device, the other end of described elastic device is connected with die shoe,
Described punching pin comprises the punching pin body matching with the die cavity of die, described punching pin body lower end protrudes out punching pin lower surface and is provided with punching pin and enters piece, described punching pin enters piece and this body by integral forming of punching pin, described punching pin enters piece and matches with the second through hole of inserting in die, described punching die also comprises control device, described control device is arranged on die shoe, described control device is electrically connected with drive unit, described control device is electrically connected with cylinder, the piston rod of described control device control cylinder flexible.
2. punching die as claimed in claim 1, is characterized in that, described elastic device is spring.
3. punching die as claimed in claim 1, is characterized in that, described die shoe is provided with guide pillar, and described upper bolster is provided with corresponding guide pin bushing.
4. punching die as claimed in claim 1, is characterized in that, on the madial wall of the second through hole of inserting in described die, is provided with wearing layer.
5. punching die as claimed in claim 1, is characterized in that, between described upper bolster and punch fixing plate, is provided with upper padding plate.
6. punching die as claimed in claim 1, is characterized in that, described punching die also comprises stripper, and described stripper is located at punch fixing plate below and is connected with upper bolster.
CN201320822819.7U 2013-12-14 2013-12-14 Punching die CN203599390U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320822819.7U CN203599390U (en) 2013-12-14 2013-12-14 Punching die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320822819.7U CN203599390U (en) 2013-12-14 2013-12-14 Punching die

Publications (1)

Publication Number Publication Date
CN203599390U true CN203599390U (en) 2014-05-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320822819.7U CN203599390U (en) 2013-12-14 2013-12-14 Punching die

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Country Link
CN (1) CN203599390U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103722083A (en) * 2013-12-14 2014-04-16 苏州博汇精密机械有限公司 Punching die
CN104441041A (en) * 2014-11-05 2015-03-25 凌云工业股份(芜湖)有限公司 Novel punching die and punching method thereof
CN105081091A (en) * 2015-08-08 2015-11-25 大连益联金属成型有限公司 Filter plate stretch drawing die
CN105499375A (en) * 2016-01-11 2016-04-20 淮安娇子金属科技有限公司 Punching die suitable for machining multi-size workpiece
CN105855372A (en) * 2016-05-31 2016-08-17 芜湖卓越空调零部件有限公司 Punching die for flat bracket of silencer
CN106825200A (en) * 2017-04-04 2017-06-13 吉林赛金得智能机械制造有限公司 A kind of M types section bar Special multi-station 3-D clipping machine

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103722083A (en) * 2013-12-14 2014-04-16 苏州博汇精密机械有限公司 Punching die
CN104441041A (en) * 2014-11-05 2015-03-25 凌云工业股份(芜湖)有限公司 Novel punching die and punching method thereof
CN105081091A (en) * 2015-08-08 2015-11-25 大连益联金属成型有限公司 Filter plate stretch drawing die
CN105499375A (en) * 2016-01-11 2016-04-20 淮安娇子金属科技有限公司 Punching die suitable for machining multi-size workpiece
CN105855372A (en) * 2016-05-31 2016-08-17 芜湖卓越空调零部件有限公司 Punching die for flat bracket of silencer
CN106825200A (en) * 2017-04-04 2017-06-13 吉林赛金得智能机械制造有限公司 A kind of M types section bar Special multi-station 3-D clipping machine

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GR01 Patent grant
C14 Grant of patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20140521

Effective date of abandoning: 20160406

C25 Abandonment of patent right or utility model to avoid double patenting