CN103357739A - Novel composite punching die - Google Patents
Novel composite punching die Download PDFInfo
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- CN103357739A CN103357739A CN201210086601XA CN201210086601A CN103357739A CN 103357739 A CN103357739 A CN 103357739A CN 201210086601X A CN201210086601X A CN 201210086601XA CN 201210086601 A CN201210086601 A CN 201210086601A CN 103357739 A CN103357739 A CN 103357739A
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Abstract
The invention discloses a novel composite punching die and belongs to the technical field of punching dies. The composite punching die comprises a cylindrical pin (1), an upper die seat (2), an upper base plate (3), a male die fixing plate (4), a hollow base plate (5), a female die (6), a discharge plate (7), a punch-die fixing plate (8), a lower base plate (9), a cylindrical pin (10), a discharge screw (11), a positioning pin (12), a die shank (13), a knock out pin, a male die (15), a screw (16), a guide sleeve (17), a push block (18), a punch-die (19), rubber (20), a screw (21), a guide column (22), a screw (23), a lower die seat (24), a material blocking pin (25) and a material guide pin (26). The punching die has the advantages that two working procedures are completed on the same die simultaneously, the punched workpieces are high in precision, production efficiency is high, positions of punching holes can be guaranteed easily, and the punching die is good in wear resistance, toughness and thermal stability.
Description
Technical field
The invention belongs to the Stamping Die Technology field, be specifically related to a kind of NEW TYPE OF COMPOSITE blanking die.
Background technology
Sheet Metal Forming Technology is one of basic processing method of plastic working, it is mainly used in processing sheet metal parts, so sometimes also challenge the material punching press, punching press not only can the processing metal plate, and can the machining of non-metallic plate, during punch process, plate is under the effect of mould, section produces the internal force that makes it to be out of shape in the inner, when the effect of internal force acquires a certain degree, certain position of plate blank or blank just can produce the distortion corresponding with the interaction property of internal force, thereby obtains the part of certain shape, size and performance.
The dimensional accuracy of stamping products is guaranteed by mould, so steady quality, generally do not need just can use through machining again, punch process does not generally need to heat blank, and also a large amount of cutting material unlike machining is so it is not only energy-conservation, and economical with materials, the surface quality of stamping products is better, and the raw material of use are the mass-produced rolling plate of Metallurgical Factory or band material, and material surface is not damaged in punching course.The precision of mould and structure directly affect shaping and the precision of stamping parts, die manufacturing cost and life-span then are the key factors that affects stamping parts cost and quality, Design of Dies and manufacturing need the more time, this has just prolonged the production time of new stamping parts, mould development is become simple die, compound die, multi-station progressive die, and development quick die change device, reduce punching production preparation amount and shorten time, the advanced stamping technology of producing in enormous quantities reasonably is applied on the many variety production of small lot, is problem to be solved of stamping parts technical field.
Summary of the invention
The purpose of this invention is to provide a kind of NEW TYPE OF COMPOSITE blanking die, can finish simultaneously two operations on same secondary mold cavity position, the workpiece accuracy of going out is high, and production efficiency is high, and the position of blanking part hole to profile guaranteed easily.
The present invention is achieved through the following technical solutions:
A kind of NEW TYPE OF COMPOSITE blanking die is by straight pin 1, upper bolster 2, upper padding plate 3, punch retainer 4, hollow backing plate 5, die 6, stripper 7, punch-die fixed head 8, lower bolster 9, straight pin 10, unloading bolt 11, alignment pin 12, die shank 13, make bar 14, punch 15, screw 16, guide pin bushing 17, ejector block 18, punch-die 19, rubber 20, screw 21, guide pillar 22, screw 23, die shoe 24, pin stop 25, guide pin 26 and form; It is characterized in that: be provided with die shank 13 on the upper bolster 2, die shank 13 panels are at upper bolster 2 middle parts, it is 11 through hole that described die shank 13 inside are provided with a diameter, also be provided with cylinder pin hole on the upper bolster 2, dowel hole and screw hole, upper bolster 2 belows are provided with upper padding plate 3, upper padding plate 3 belows are provided with punch retainer 4, described punch retainer 4 middle parts are provided with screwed hole, below punch retainer 4, be provided with hollow backing plate 5, below hollow backing plate 5, be provided with die 6, straight pin and screw 16 pass through upper bolster 2 with upper padding plate 3, punch retainer 4, hollow backing plate 5, die 6 links together, alignment pin 12 and upper bolster 2, upper padding plate 3, punch retainer 4 connects, hollow backing plate 5 forms a cavity with die 6, cavity inside is provided with punch 15, punch 15 belows are provided with ejector block 18, and 2 four jiaos of described upper bolsters also are provided with guide pin bushing 17, and 2 four jiaos of described upper bolsters also are provided with guide pin bushing 17.
Beneficial effect of the present invention:
Described a kind of NEW TYPE OF COMPOSITE blanking die, can on same position, finish simultaneously two operations, the workpiece accuracy of going out is high, production efficiency is high, the position of blanking part hole to profile guaranteed easily, mould wearability, toughness, hardness and Heat stability is good, the quality of fit of each part, positional precision, kinematic accuracy are good, assembling is smoothly without any interference, and it is also comparatively convenient to safeguard and dismantle.
Description of drawings
Fig. 1 is design of part schematic diagram of the present invention.
Fig. 2 is rubber parts structural representation of the present invention.
Fig. 3 is die design of part schematic diagram of the present invention.
Fig. 4 is punch-die design of part schematic diagram of the present invention.
Fig. 5 is piercing punch design of part schematic diagram of the present invention.
Fig. 6 is ejector block design of part schematic diagram of the present invention.
Fig. 7 is die shank design of part schematic diagram of the present invention.
Fig. 8 is upper padding plate design of part schematic diagram of the present invention.
Fig. 9 is lower bolster design of part schematic diagram of the present invention.
Figure 10 is piercing punch fixed head design of part schematic diagram of the present invention.
Figure 11 is the hollow backing plate design of part of the present invention schematic diagram.
Figure 12 is punch-die fixed head design of part schematic diagram of the present invention.
Figure 13 is stripper plate design of part schematic diagram of the present invention.
Figure 14 is mold integral assembly structure schematic diagram of the present invention.
Figure 15 is mould upward view of the present invention.
Among the figure, straight pin 1, upper bolster 2, upper padding plate 3, punch retainer 4, hollow backing plate 5, die 6, stripper 7, punch-die fixed head 8, lower bolster 9, straight pin 10, unloading bolt 11, alignment pin 12, die shank 13, beat bar 14, punch 15, screw 16, guide pin bushing 17, ejector block 18, punch-die 19, rubber 20, screw 21, guide pillar 22, screw 23, die shoe 24, pin stop 25, guide pin 26.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described further:
Embodiment one, as an example of plate leaf part example this blanking and piercing with combination tool mould is elaborated.
According to the part material therefor is analyzed, part material requires to be the 08F steel, thickness is 2mm, the strength of materials, hardness are very low, and plasticity, toughness are high, have good cold deformation and weldability, machinability still can after the normalizing, permeability is higher after the annealing, and remanent magnetism is less, but quenching degree, hardenability are extremely low.To the design of part analysis, this part shape is simple, and symmetrical configuration knows that according to part drawing this part is general stamping-out, punching, blank, without wedge angle, the fillet of straight line and wedge angle is greater than 1, can guarantee to produce greater than normal rationally manufacturing of punch-die, can improve the die life-span again, the hole back gauge is much larger than the wall thickness of the minimum of punch-die permission simultaneously, and this is to have reached reasonable safe stamping-out requirement.Part tolerance is manufactured by the requirement of IT14 level, and output belongs to typical products in mass production for 12000 of monthly outputs, if process then cost is higher with other modes, the employing punch process then obtains good economic benefit.
Be provided with die shank 13 on the upper bolster 2, upper bolster 2 materials are HT200, do not do heat treatment, die shank 13 panels are at upper bolster 2 middle parts, it is 11 through hole that described die shank 13 inside are provided with a diameter, die shank 13 materials are Q235, do not do heat treatment, also be provided with cylinder pin hole on the upper bolster 2, dowel hole and screw hole, upper bolster 2 belows are provided with upper padding plate 3, upper padding plate 3 materials are 45 steel, hardness reaches HRC43-48 after its heat treatment, upper padding plate 3 belows are provided with punch retainer 4, described punch retainer 4 middle parts are provided with screwed hole, below punch retainer 4, be provided with hollow backing plate 5, below hollow backing plate 5, be provided with die 6, die 6 materials are Gr12, hardness reaches HRC58-62 after its heat treatment, straight pin and screw 16 pass through upper bolster 2 with upper padding plate 3, punch retainer 4, hollow backing plate 5, die 6 links together, alignment pin 12 and upper bolster 2, upper padding plate 3, punch retainer 4 connects, punch retainer 4 materials are Q235, not heat treatment, hollow backing plate 5 forms a cavity with die 6, cavity inside is provided with punch 15, and punch 15 belows are provided with ejector block 18, and punch 15 materials are Gr12, hardness reaches HRC58-62 after its heat treatment, and 2 four jiaos of described upper bolsters also are provided with guide pin bushing 17.
The same die cavity of same secondary mould is finished blanking, two kinds of functions of punching simultaneously.
The selection of pressing equipment is an important indicator in Sheet Metal Forming Technology and the Design of Dies, can the safe handling, the Sheet Metal Forming Technology that be directly connected to pressing equipment realize and die life smoothly, product quality, production efficiency, the problems such as cost height, this mould is selected crank type press, and its production efficiency is high, is applicable to all kinds of punch process.Described NEW TYPE OF COMPOSITE blanking die, can on same position, finish simultaneously two operations, the workpiece accuracy of going out is high, production efficiency is high, the position of blanking part hole to profile guaranteed easily, mould wearability, toughness, hardness and Heat stability is good, the quality of fit of each part, positional precision, kinematic accuracy are good, assembling is smoothly without any interference, and it is also comparatively convenient to safeguard and dismantle.
Claims (7)
1. NEW TYPE OF COMPOSITE blanking die is by straight pin (1), upper bolster (2), upper padding plate (3), punch retainer (4), hollow backing plate (5), die (6), stripper (7), punch-die fixed head (8), lower bolster (9), straight pin (10), unloading bolt (11), alignment pin (12), die shank (13), make bar (14), punch (15), screw (16), guide pin bushing (17), ejector block (18), punch-die (19), rubber (20), screw (21), guide pillar (22), screw (23), die shoe (24), pin stop (25), guide pin (26) forms; It is characterized in that: be provided with die shank (13) on the upper bolster (2), die shank (13) panel is at upper bolster (2) middle part, described die shank (13) inside is provided with a diameter and is the through hole of (11), upper bolster also is provided with cylinder pin hole on (2), dowel hole and screw hole, upper bolster (2) below is provided with upper padding plate (3), upper padding plate (3) below is provided with punch retainer (4), described punch retainer (4) middle part is provided with screwed hole, be provided with hollow backing plate (5) in punch retainer (4) below, be provided with die (6) in hollow backing plate (5) below, straight pin and screw (16) pass through upper bolster (2) with upper padding plate (3), punch retainer (4), hollow backing plate (5), die (6) links together, alignment pin (12) and upper bolster (2), upper padding plate (3), punch retainer (4) connects, hollow backing plate (5) forms a cavity with die (6), cavity inside is provided with punch (15), punch (15) below is provided with ejector block (18), (2) four jiaos of described upper bolsters also are provided with guide pin bushing (17), and (2) four jiaos of described upper bolsters also are provided with guide pin bushing (17);
Stripper (7) and the middle rubber (20) that is provided with of punch-die fixed head (8), stripper (7) forms a cavity with punch-die fixed head (8), be provided with punch-die (19) in the cavity, described punch-die (19) is connected on the punch-die fixed head (8) by screw (21), punch-die fixed head (8) below is provided with lower bolster (9), lower bolster (9) below is provided with die shoe (24), straight pin (10) and screw (23) link together punch-die fixed head (8) and lower bolster (9), stripper (7), rubber (20), punch-die fixed head (8), lower bolster (9) is by being connected on the die shoe (24) by unloading bolt (11), and (24) four jiaos of described die shoes also are provided with guide pillar (22).
2. a kind of NEW TYPE OF COMPOSITE blanking die according to claim 1 is characterized in that: the die cavity of described ejector block (18) and punch-die (19) formation part.
3. a kind of NEW TYPE OF COMPOSITE blanking die according to claim 1, it is characterized in that: described punch (15), die (6) material are Gr12, and hardness reaches HRC58-62 after its heat treatment.
4. a kind of NEW TYPE OF COMPOSITE blanking die according to claim 1, it is characterized in that: described upper bolster (2), die shoe (24) material are HT200, not heat treatment.
5. a kind of NEW TYPE OF COMPOSITE blanking die according to claim 1, it is characterized in that: described punch retainer (4), stripper (7), punch-die fixed head (8), die shank (13) material are Q235, not heat treatment.
6. a kind of NEW TYPE OF COMPOSITE blanking die according to claim 1, it is characterized in that: described upper padding plate (3) material is 45 steel, and hardness reaches HRC43-48 after its heat treatment.
7. a kind of NEW TYPE OF COMPOSITE blanking die according to claim 1, it is characterized in that: described lower bolster (9) material is 45 steel, and hardness reaches HRC43-48 after its heat treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210086601XA CN103357739A (en) | 2012-03-28 | 2012-03-28 | Novel composite punching die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210086601XA CN103357739A (en) | 2012-03-28 | 2012-03-28 | Novel composite punching die |
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| CN103357739A true CN103357739A (en) | 2013-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201210086601XA Pending CN103357739A (en) | 2012-03-28 | 2012-03-28 | Novel composite punching die |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104785633A (en) * | 2015-03-31 | 2015-07-22 | 湖南工业大学 | Transverse pulling rod stand punching and blanking composite die |
| CN105436294A (en) * | 2015-11-13 | 2016-03-30 | 中国西电集团公司 | Grooving device for radial leaky coaxial cable outer conductor |
| CN105856324A (en) * | 2016-05-13 | 2016-08-17 | 旌德县皖星电子电器厂 | Compound punching die for films |
| CN106077397A (en) * | 2016-08-25 | 2016-11-09 | 安徽六方重联机械股份有限公司 | nut production mould |
| WO2018041223A1 (en) * | 2016-08-31 | 2018-03-08 | 无锡市光彩机械制造有限公司 | Steel sheet gap-punching die |
| CN108267372A (en) * | 2018-03-29 | 2018-07-10 | 盐城工学院 | Biaxial stretch-formed mechanics performance testing apparatus and micro mechanical property test equipment in situ |
| CN110926900A (en) * | 2019-12-12 | 2020-03-27 | 首钢京唐钢铁联合有限责任公司 | Dash appearance machine and dash appearance mould thereof |
| CN112496159A (en) * | 2020-10-30 | 2021-03-16 | 保隆(安徽)汽车配件有限公司 | Manufacturing device for tail pipe decoration frame body |
| CN113681644A (en) * | 2021-08-25 | 2021-11-23 | 贵州振华华联电子有限公司 | Compound punching device of rubber part |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201807657U (en) * | 2010-08-26 | 2011-04-27 | 哈尔滨建成集团有限公司 | Composite die for drawing and forming shallow conical parts with recessed lateral walls |
| CN201880798U (en) * | 2010-11-29 | 2011-06-29 | 隆昌山川精密焊管有限责任公司 | Blanking, punching and shaping composite stamping die |
| CN102259134A (en) * | 2011-06-29 | 2011-11-30 | 无锡市中捷减震器有限公司 | One-piece forming die with multiple functions |
| CN102284617A (en) * | 2011-07-04 | 2011-12-21 | 无锡市中捷减震器有限公司 | One-time forming die for processing plate |
| CN202667379U (en) * | 2012-03-28 | 2013-01-16 | 宋丙昶 | Novel compound blanking die |
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2012
- 2012-03-28 CN CN201210086601XA patent/CN103357739A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201807657U (en) * | 2010-08-26 | 2011-04-27 | 哈尔滨建成集团有限公司 | Composite die for drawing and forming shallow conical parts with recessed lateral walls |
| CN201880798U (en) * | 2010-11-29 | 2011-06-29 | 隆昌山川精密焊管有限责任公司 | Blanking, punching and shaping composite stamping die |
| CN102259134A (en) * | 2011-06-29 | 2011-11-30 | 无锡市中捷减震器有限公司 | One-piece forming die with multiple functions |
| CN102284617A (en) * | 2011-07-04 | 2011-12-21 | 无锡市中捷减震器有限公司 | One-time forming die for processing plate |
| CN202667379U (en) * | 2012-03-28 | 2013-01-16 | 宋丙昶 | Novel compound blanking die |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104785633A (en) * | 2015-03-31 | 2015-07-22 | 湖南工业大学 | Transverse pulling rod stand punching and blanking composite die |
| CN105436294A (en) * | 2015-11-13 | 2016-03-30 | 中国西电集团公司 | Grooving device for radial leaky coaxial cable outer conductor |
| CN105856324A (en) * | 2016-05-13 | 2016-08-17 | 旌德县皖星电子电器厂 | Compound punching die for films |
| CN106077397A (en) * | 2016-08-25 | 2016-11-09 | 安徽六方重联机械股份有限公司 | nut production mould |
| WO2018041223A1 (en) * | 2016-08-31 | 2018-03-08 | 无锡市光彩机械制造有限公司 | Steel sheet gap-punching die |
| CN108267372A (en) * | 2018-03-29 | 2018-07-10 | 盐城工学院 | Biaxial stretch-formed mechanics performance testing apparatus and micro mechanical property test equipment in situ |
| CN110926900A (en) * | 2019-12-12 | 2020-03-27 | 首钢京唐钢铁联合有限责任公司 | Dash appearance machine and dash appearance mould thereof |
| CN112496159A (en) * | 2020-10-30 | 2021-03-16 | 保隆(安徽)汽车配件有限公司 | Manufacturing device for tail pipe decoration frame body |
| CN112496159B (en) * | 2020-10-30 | 2023-11-28 | 保隆(安徽)汽车配件有限公司 | Manufacturing device for tail pipe decoration frame body |
| CN113681644A (en) * | 2021-08-25 | 2021-11-23 | 贵州振华华联电子有限公司 | Compound punching device of rubber part |
| CN113681644B (en) * | 2021-08-25 | 2022-10-18 | 贵州振华华联电子有限公司 | Compound punching device of rubber part |
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Application publication date: 20131023 |