CN105013931B - A kind of blanking apparatus and method for ensuring small scrap (bridge) blanking part quality - Google Patents
A kind of blanking apparatus and method for ensuring small scrap (bridge) blanking part quality Download PDFInfo
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- CN105013931B CN105013931B CN201510444546.0A CN201510444546A CN105013931B CN 105013931 B CN105013931 B CN 105013931B CN 201510444546 A CN201510444546 A CN 201510444546A CN 105013931 B CN105013931 B CN 105013931B
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- plate
- punching
- waste material
- blanking
- holding pad
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Abstract
The present invention is a kind of blanking apparatus and method for ensuring small scrap (bridge) blanking part quality.Punching is included to fall waste material drift, punched hole punching is first-class, punching concave die plate is installed on lower mould, punch retainer is installed on mould, holding pad is equiped between punching concave die plate and punch retainer, binder spring is equiped between holding pad and punch retainer, plate is placed on punching concave die plate, holding pad can be pressed on plate, pierce punch and punching the waste material drift that falls can be acted on plate through punch retainer and holding pad, the bottom of punching concave die plate, in the anti-apical organ of waste material that the lower position of correspondence pierce punch is also equiped with, the bottom of the anti-apical organ of waste material is equiped with that waste material is counter to push up spring, the anti-apical organ of waste material waste material is counter push up spring in the presence of can hold plate.The present invention does not exclude punched scrap when plate punches a hole, this ensures that theres at the hole of next station punching adjacent position, is not in because edge-lapped value is not enough to the deformation of pore spacing or can not reach the quality problems of product requirement.
Description
Technical field
The present invention is a kind of blanking apparatus and method for ensuring small scrap (bridge) blanking part quality, and belonging to ensures small scrap (bridge) blanking part
The blanking apparatus of quality and the innovative technology of method.
Background technology
Stamping parts is that depended on pressure machine and mould apply external force to sheet material, band, tubing and section bar etc., is allowed to produce plasticity to become
Shape or separation, so as to obtain the workpiece of required shape and size（Stamping parts）Forming and machining method.The blank of punching press is mainly
Hot rolling and cold rolling steel plate and steel band.In global steel, it is sheet material to have 60~70%, and wherein most is by punching press system
Into finished product.Such as vehicle body, chassis, fuel tank, the radiator fin of automobile, the drum of boiler, the housing of container, motor, the iron core of electrical equipment
Silicon steel sheet etc. is all punch process.In the products such as instrument and meter, household electrical appliance, bicycle, office machinery, household utensil,
There are a large amount of stamping parts.
Stamping parts compared with casting, forging, with it is thin, even, light, strong the characteristics of.Punching press can make other method and be difficult to make
The workpiece with reinforcement, rib, fluctuating or flange made, to improve its rigidity.Cold-stamped part is general no longer machined, or
Only need a small amount of machining.So, punching press is efficient production method, high with production efficiency, and working condition is good, production
Low cost and other advantages.
Recently as the continuous improvement of manufacturing technology level, to the precision and quality requirement of product also more and more higher.Institute
How to play the efficient advantage of punch process, and it is to be engaged in stamping technology to grind further to improve pressed part quality and precision
The target that the engineers and technicians for studying carefully pursue forever.
The content of the invention
A kind of simple structure is provided it is an object of the invention to consider above mentioned problem, convenient and practical ensures small scrap (bridge) punching
Cut out the blanking apparatus of part quality.
Another object of the present invention is to provide a kind of blanking method for ensuring small scrap (bridge) blanking part quality.The present invention is full
Under the conditions of sufficient punching production, it is ensured that the quality and precision of product.
The technical scheme is that：The blanking apparatus for ensuring small scrap (bridge) blanking part quality of the invention, include punching and fall
Anti- spring, punching concave die plate, holding pad, binder spring, the punch-pin of pushing up of the anti-apical organ of waste material drift, pierce punch, waste material, waste material is fixed
Plate, wherein punching concave die plate are installed on lower mould, and punch retainer is installed on mould, punching concave die plate and punch retainer it
Between be equiped with holding pad, binder spring is equiped between holding pad and punch retainer, plate is placed on punching concave die plate, binder
Plate can be pressed on plate, and pierce punch and punching the waste material drift that falls can be acted on plate through punch retainer and holding pad, rushed
The bottom of hole concave template, the anti-apical organ of waste material being also equiped with the lower position for corresponding to pierce punch, the bottom of the anti-apical organ of waste material
Be equiped with that waste material is counter to push up spring, the anti-apical organ of waste material waste material is counter push up spring in the presence of can hold plate.
Present invention ensure that the blanking method of the blanking apparatus of small scrap (bridge) blanking part quality, comprises the following steps：
1) plate is sent into punching concave die plate, has good positioning, prepare punching；
2) mould is descending on, and holding pad first compresses plate, and the anti-apical organ of waste material now also withstands plate；
3) under conditions of holding pad and the anti-apical organ of waste material all compress plate, upper mould is continued traveling downwardly, and pierce punch overcomes useless
The elastic force of the anti-top spring of material, first punching is implemented to plate；
4) pierce punch complete punching after, with the backhaul of upper mould, the anti-apical organ of waste material waste material is counter push up spring in the presence of
The punched scrap being thrust is pushed to return to the original position of plate；
5) with upper mould backhaul, punched scrap is backfilling on plate holding pad, and is fed to next station, now, plate
Next punching position is placed on an idle station, continues to implement second punching to plate in the position；
6) when plate is sent to next station forward again, punching falls the implementation of waste material drift to being backfilling into plate in first punching
On the punched scrap for thrusting carry out punching and fall；
7) abovementioned steps are repeated, the continuous stamping of small edge-lapped value blanking part is realized.
The present invention does not exclude punched scrap when plate punches a hole, but backs into foramen primum position, and with
Plate and be sent to next station together, because the punched scrap of above punching is not excluded also, this ensures that there
Be not in because edge-lapped value is not enough to the deformation of pore spacing or can not reach product during the hole of next station punching adjacent position
It is required that quality problems.The present invention makes waste material reset, ensure that the blanking apparatus and method of small scrap (bridge) blanking part quality are convenient and practical.
Brief description of the drawings
Fig. 1 is not for distance has the schematic diagram of enough edge-lapped values between circular hole and circular hole in stamping products.
Fig. 2 is not for distance has the schematic diagram of enough edge-lapped values between square hole and square hole in stamping products.
Fig. 3 is the structural representation of blanking apparatus of the present invention.
Specific embodiment
Embodiment：
Existing many stamping products, the need for structure, are separated by a between adjacent holes and hole1Very little, as shown in Figure 1, 2,
The distance between hole and plate end are a, apart from a between Kong Yukong1, such as：a1During ＜ 0.6t, wherein t is sheet thickness, from punching
The angle of technique is pressed, distance does not have enough edge-lapped values between this Kong Yukong, represents that the manufacturability of its punching press is bad.In order to protect
Card meets punching process character, generally requires to change product structure, and this certainly will have influence on the original intention of product designer, or influence
Mold use life-span etc..
Structural representation of the invention as shown in figure 3, be a kind of blanking apparatus for ensuring small scrap (bridge) blanking part quality, including
Having punching to fall, the anti-apical organ 4, waste material of waste material drift 1, punched scrap 2, pierce punch 3, waste material is counter pushes up spring 5, punching concave die plate 6, plate
Material 7, holding pad 8, binder spring 9, punch retainer 10, wherein punching concave die plate 6 are installed on lower mould, and punch retainer 10 is filled
Be located on mould, be equiped with holding pad 8 between punching concave die plate 6 and punch retainer 10, holding pad 8 and punch retainer 10 it
Between be equiped with binder spring 9, plate 7 is placed on punching concave die plate 6, and holding pad 8 can be pressed on plate 7, pierce punch 3 and punching fall
Waste material drift 1 is acted on plate 7 through punch retainer 10 and holding pad 8, the bottom of punching concave die plate 6, in correspondence punching
The anti-apical organ 4 of waste material that the lower position of drift 3 is also equiped with, the bottom of the anti-apical organ 4 of waste material is equiped with that waste material is counter to push up spring 5, gives up
Expect anti-apical organ 4 waste material is counter push up spring 5 in the presence of hold plate 7 all the time.
In the present embodiment, the above-mentioned anti-apical organ 4 of waste material is installed in the mounting hole set by the bottom of punching concave die plate 6.
In the present embodiment, the above-mentioned anti-apical organ 4 of waste material is knock-pin.
Present invention ensure that the blanking method of the blanking apparatus of small scrap (bridge) blanking part quality, comprises the following steps：
1) plate 7 is sent into punching concave die plate 6, has good positioning, prepare punching；
2) mould is descending on, and holding pad 8 first compresses plate 7, and the anti-apical organ 4 of waste material now also withstands plate 7；
3) under conditions of holding pad 8 and the anti-apical organ 4 of waste material all compress plate 7, upper mould is continued traveling downwardly, 3 grams of pierce punch
The anti-elastic force for pushing up spring 5 of waste material is taken, first punching is implemented to plate 7；
4) after pierce punch 3 completes punching, with the backhaul of upper mould, the anti-apical organ 4 of waste material is in the anti-work for pushing up spring 5 of waste material
With the lower original position that the punched scrap 2 being thrust is pushed to return to plate 7；
5) with upper mould backhaul, punched scrap 2 is backfilling on plate 7 holding pad 8, and is fed to next station, now, plate
7 next punching position is placed on an idle station, continues to implement second punching to plate 7 in the position；
6) when plate 7 is sent to next station forward again, rushes waste material drift 1 and implement to being backfilling into plate in first punching
The punched scrap 2 for thrusting on material 7 carries out punching and falls；Now, due to being not required to carry out punching separation, taking between part is not interfered with
Side deforms.
7) abovementioned steps 2 are repeated）- step 6）, realize the continuous stamping of small edge-lapped value blanking part.
Operation principle of the invention is as follows：Before work starts, upper mould is opened, and is treated that the plate 7 of punching is placed on and is installed in down
On the punching concave die plate 6 of mould, position is set, the waste material being installed in punching concave die plate 6 anti-apical organ 4 is in the anti-spring 5 that pushes up of waste material
All the time plate 7 is held under effect, it is ensured that punched scrap 2 is to complete shearing under impaction state to separate, and the shearing point of punched scrap 2
From rear, when pierce punch 3 is up, the punched scrap 2 being just thrust is back to the position of original plate 7 by top, as plate 7 send
During to next station, punched scrap 2 is still occupied in the original position of plate 7, so, when plate 7 is sent to following station
During punching, the punched scrap 2 that adjacent hole position has also been thrust is occupied, and is needed punched scrap 2 when protecting next punching technology
It is retained on plate 7, it is ensured that plate 7 will not lose intensity because being separated by very little between adjacent holes and hole and be pulled off or draw
Stretch deformation and influence the quality of product, or be drawn into mould, the mass defect such as mold damage.
Claims (3)
1. a kind of blanking method of the blanking apparatus for ensuring small scrap (bridge) blanking part quality, it is ensured that the punching of small scrap (bridge) blanking part quality
Device includes punching and falls that the anti-apical organ of waste material drift, pierce punch, waste material, waste material are counter to push up spring, punching concave die plate, holding pad, pressure
Material spring, punch retainer, wherein punching concave die plate are installed on lower mould, and punch retainer is installed on mould, punching concave die
Holding pad is equiped between plate and punch retainer, binder spring is equiped between holding pad and punch retainer, plate is placed in
On punching concave die plate, holding pad can be pressed on plate, pierce punch and punching fall waste material drift can pass through punch retainer and binder
Plate is acted on plate, the bottom of punching concave die plate, correspondence pierce punch lower position be also equiped with the anti-apical organ of waste material, give up
Expect that the bottom of anti-apical organ is equiped with that waste material is counter to push up spring, the anti-apical organ of waste material waste material is counter push up spring in the presence of can hold plate,
It is characterized in that blanking method comprises the following steps：
1) plate is sent into punching concave die plate, has good positioning, prepare punching；
2) mould is descending on, and holding pad first compresses plate, and the anti-apical organ of waste material now also withstands plate；
3) under conditions of holding pad and the anti-apical organ of waste material all compress plate, upper mould is continued traveling downwardly, and pierce punch overcomes waste material anti-
The elastic force of spring is pushed up, first punching is implemented to plate；
4) after pierce punch completes punching, with the backhaul of upper mould, the anti-apical organ of waste material waste material is counter push up spring in the presence of will be by
The punched scrap for thrusting is pushed to return to the original position of plate；
5) with upper mould backhaul, punched scrap is backfilling on plate holding pad, and is fed to next station, now, plate it is next
Individual punching position is placed on an idle station, continues to implement second punching to plate in the position；
6) when plate is sent to next station forward again, punching falls the implementation of waste material drift to being backfilling on plate in first punching
The punched scrap for thrusting carries out punching and falls；
7) abovementioned steps are repeated, the continuous stamping of small edge-lapped value blanking part is realized.
2. the blanking method of the blanking apparatus for ensuring small scrap (bridge) blanking part quality according to claim 1, it is characterised in that
The above-mentioned anti-apical organ of waste material is installed in the mounting hole set by punching concave die plate bottom.
3. the blanking method of the blanking apparatus for ensuring small scrap (bridge) blanking part quality according to claim 1, it is characterised in that
The above-mentioned anti-apical organ of waste material is knock-pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510444546.0A CN105013931B (en) | 2015-07-27 | 2015-07-27 | A kind of blanking apparatus and method for ensuring small scrap (bridge) blanking part quality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510444546.0A CN105013931B (en) | 2015-07-27 | 2015-07-27 | A kind of blanking apparatus and method for ensuring small scrap (bridge) blanking part quality |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105013931A CN105013931A (en) | 2015-11-04 |
| CN105013931B true CN105013931B (en) | 2017-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510444546.0A Expired - Fee Related CN105013931B (en) | 2015-07-27 | 2015-07-27 | A kind of blanking apparatus and method for ensuring small scrap (bridge) blanking part quality |
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| CN (1) | CN105013931B (en) |
Families Citing this family (10)
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|---|---|---|---|---|
| CN107552981B (en) * | 2017-10-09 | 2019-06-28 | 江苏大学 | A kind of method and apparatus of micro- part continuous stamping of electromagnet auxiliary |
| CN108188265B (en) * | 2017-12-31 | 2024-01-16 | 合肥久享机械有限责任公司 | Stamping processing platform of mounting bracket characteristic structure |
| CN109047457B (en) * | 2018-09-07 | 2023-11-14 | 中科动力（福建）新能源汽车有限公司 | Stamping device with scrap-free blanking and punching die |
| CN109226461A (en) * | 2018-09-25 | 2019-01-18 | 靖江三鹏模具科技股份有限公司 | Quality ring close-range punching die and punching method |
| CN111085585B (en) * | 2019-11-29 | 2021-06-18 | 安徽高德铝业有限公司 | Stamping device is used in aluminum product processing |
| CN113042612A (en) * | 2021-04-30 | 2021-06-29 | 无锡诺飞高新技术有限公司 | High two planeness optimization die structure |
| CN114226541A (en) * | 2021-12-17 | 2022-03-25 | 重庆市澜林教学设备有限公司 | Blanking and forming process for latch part |
| CN114309238A (en) * | 2021-12-29 | 2022-04-12 | 安徽瑞荣汽车零部件有限公司 | Production process method for improving bright surface of steel back |
| CN116833299A (en) * | 2023-05-11 | 2023-10-03 | 温州意华接插件股份有限公司 | Slender terminal blanking process, blanking mechanism and slender terminal blanking die |
| CN116603902A (en) * | 2023-05-22 | 2023-08-18 | 嘉兴和新精冲科技有限公司 | Two-stage punching punch method for continuous die small-sized product square hole punch |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000246365A (en) * | 1999-03-01 | 2000-09-12 | Nissan Motor Co Ltd | Sequential transfer/punch processing method and device thereof |
| JP2001105047A (en) * | 1999-09-30 | 2001-04-17 | Marunaka:Kk | Press mechanism |
| CN201644618U (en) * | 2010-05-24 | 2010-11-24 | 惠州安特科技工业有限公司 | Thin material-stamping progressive die |
| CN202105898U (en) * | 2011-05-04 | 2012-01-11 | 亿和精密金属制品(深圳)有限公司 | Progressive die scrapbridge blanking structure without burr |
| CN102950204A (en) * | 2012-11-13 | 2013-03-06 | 江苏嘉和热***股份有限公司 | Punching and blanking mold of side plate of water tank |
| CN204842627U (en) * | 2015-07-27 | 2015-12-09 | 广东工业大学 | Ensure punching device of little scrap (bridge) blanking spare quality |
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2015
- 2015-07-27 CN CN201510444546.0A patent/CN105013931B/en not_active Expired - Fee Related
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| CN105013931A (en) | 2015-11-04 |
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