CN203695756U - Stamping die device and automatic production equipment for angle buckles - Google Patents
Stamping die device and automatic production equipment for angle buckles Download PDFInfo
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- CN203695756U CN203695756U CN201320838410.4U CN201320838410U CN203695756U CN 203695756 U CN203695756 U CN 203695756U CN 201320838410 U CN201320838410 U CN 201320838410U CN 203695756 U CN203695756 U CN 203695756U
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- 238000004519 manufacturing process Methods 0.000 title abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000004080 punching Methods 0.000 claims description 119
- 230000000694 effects Effects 0.000 claims description 10
- 238000000465 moulding Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Abstract
The utility model relates to a stamping die device and automatic production equipment for angle buckles. The stamping die device comprises an upper die part, a middle die part and a lower die part which are sequentially arranged from top to bottom; a first elastic part and a connecting part used for connecting the upper die part and the middle die part are arranged between the upper die part and the middle die part; the upper die part is sequentially provided with a forming punch and a tearing punch along the plate feeding direction, one side edge of the forming punch and one side edge of the tearing punch are mutually aligned, and the forming punch is staggered from the tearing punch; one end far from the plate feeding position, outside a second forming hole formed in the lower die part is provided with a stop pin. The stamping die device designed by the utility model can integrate cutting, forming and blanking in a procedure, time and labor are saved, the cost is reduced, and the production efficiency is improved; the stamping die device, together with an auto-feeder and a punch machine, can form the automatic production equipment for the angle buckles, manual feeding is not required any more, labor cost is reduced and the production efficiency is improved.
Description
Technical field
The utility model relates to metal fittings production equipment field, especially relates to a kind of punching die device and cornerite button automatic producing device.
Background technology
As shown in Figure 1, cornerite button is a kind of metal fittings that are substantially 90 ° of bending-likes, is mainly used in wooden case cornerite, wooden case is played to the effect of fixing protection.At present, produce cornerite button device used and be made up of multiple independently moulds, while therefore production, corresponding operation can more, generally needs three process, comprises and cut plate, use blanking mold blanking and use mould moulding with plate shearing machine.Such operation causes the production time longer, and production efficiency is lower, and cost of labor is high, and power consumption is large.And because production process is more, mostly need to adopt artificial feeding style, for staff, labour intensity is large and dangerous, has increased human cost.
Utility model content
The purpose of this utility model is to provide a kind of punching die device and cornerite button automatic producing device, has solved in the past the low and high problem of production cost of cornerite button production efficiency.
The technical scheme that the utility model technical solution problem adopts is: a kind of punching die device, for form cornerite button on plate, comprise the upper mold portion fitting together successively from top to bottom, middle mould portion and lower mold portion, described plate moves charging along the upper surface of described lower mold portion, described punching die device also comprise be arranged between described upper mold portion and middle mould portion for the first elastic component that described upper mold portion and mould portion are flicked and for by the interconnective connector of described upper mold portion and described mould portion, described upper mold portion comprises that the described sheet metal bending of part that makes of installing successively along the feedstock direction of plate forms the forming punching head of cornerite button and makes described cornerite button tear from described plate the drift of tearing coming off, one side of described forming punching head with described in tear drift a side mutually aim at and described forming punching head with described in tear drift and mutually stagger, described middle mould portion offer respectively with described forming punching head and described in tear the first corresponding forming and punching of drift and first and tear punching, described lower mold portion offer respectively with described forming punching head and described in tear the second corresponding forming and punching of drift and second and tear punching, described the second forming and punching outer away from one end of described plate feed entrance point be provided with can stretch up and down for stoping described plate being stamped brake forming and tear blanking process and continue the pin stop of charging.
In punching die device of the present utility model, described the first elastic component is column spring, and described upper mold portion inside is inserted in one end of described spring, and the upper surface of the other end of described spring and described middle mould portion connects.
In punching die device of the present utility model, described upper mold portion also comprises eyelet punch, and described middle mould portion offers respectively the first punching punching corresponding with described eyelet punch and the second punching punching with lower mold portion.
In punching die device of the present utility model, described upper mold portion also comprises the guide pillar for locating described upper mold portion, mould portion and lower mold portion, and described middle mould portion offers respectively the first guide pillar corresponding aperture corresponding with described guide pillar and the second guide pillar corresponding aperture with lower mold portion.
In punching die device of the present utility model, described upper mold portion also comprises upper bolster and is fitted and connected the cope match-plate pattern at described upper bolster lower surface, described forming punching head, tears drift, eyelet punch and guide pillar and is fixedly mounted on respectively on described cope match-plate pattern.
In punching die device of the present utility model, described middle mould portion also comprises baffle plate and is fitted and connected the stripper plate for plate is come off at described baffle plate lower surface, on described stripper plate, be installed with the correcting alignment pin that described plate is carried out correcting location in punching course, described correcting alignment pin forms protuberance below stripper plate, and described lower mold portion offers the groove suitable with described protuberance.
In punching die device of the present utility model, one end of described connector forms the first holding section, described connector away from one end of described the first holding section successively through the corresponding through hole of offering on the corresponding through hole of offering and described stop plate on described cope match-plate pattern and be fixedly mounted in the blind hole of offering in described stripper plate, described the first holding section is held in the upper surface of described cope match-plate pattern, and the described upper bolster position corresponding with described the first holding section is formed with in punching course for the up and down activity space of described connector.
In punching die device of the present utility model, described lower mold portion comprises die shoe and is fitted and connected the lower bolster at described die shoe upper surface, convex closure profiled member to described plate raising bag is installed on described lower bolster, described convex closure profiled member forms projection above lower bolster, and described middle mould portion offers the shrinkage pool corresponding with described projection.
In punching die device of the present utility model, buoyance lift alignment pin for the described plate of fill process is positioned is installed in described lower mold portion, one end of described buoyance lift alignment pin forms the second holding section and described the second holding section holds mutually with the lower surface of described lower bolster, and one end that described buoyance lift alignment pin has described the second holding section is connected with and makes described buoyance lift alignment pin stretch out the second elastic component outside lower bolster and in retraction lower bolster.
The utility model also provides a kind of cornerite button automatic producing device, comprise above-mentioned punching die device, for driving described punching die device to carry out the punch press machine of punching press to described plate and for described plate being pushed on described punching die device and promoting the autoloader of described plate charging, described punching die device is arranged on described punch press machine, and described autoloader is arranged on the feed entrance point place of described punching die device.
Implement punching die device of the present utility model and cornerite button automatic producing device, there is following beneficial effect: the punching die device for the preparation of cornerite button of the utility model design, sanction material, moulding and blanking can be merged into a procedure completes, time saving and energy saving, save cost, improved production efficiency; Also because the die device of the utility model design has been simplified operation process, therefore can form cornerite button automatic producing device with autoloader, punch press machine, do not need again artificial feeding, greatly save cost of labor, solve the safety issue that artificial feeding causes, improved production efficiency.
Accompanying drawing explanation
The structural representation of the cornerite button that Fig. 1 produces for the cornerite button automatic producing device that uses preferred embodiment of the present utility model and provide;
The structural representation of the cornerite button automatic producing device that Fig. 2 provides for preferred embodiment of the present utility model;
The structural representation of the punching die device that Fig. 3 provides for preferred embodiment of the present utility model;
Fig. 4 is the schematic top plan view of the lower mold portion of the punching die device shown in Fig. 3.
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment, structural principle and the specific implementation of punching die device of the present utility model and cornerite button automatic producing device are described further:
As shown in Figure 2, a kind of cornerite button automatic producing device, comprises punch press machine 1, autoloader 3 and is arranged on the punching die device 2 on punch press machine 1, autoloader 3 is arranged on the feed entrance point place of described punching die device 2.As Figure 1-4, punching die device 2 for forming cornerite button 200 on plate 100, comprise upper mold portion 21, middle mould portion 22 and the lower mold portion 23 of assembling successively from top to bottom, autoloader 3 is for being pushed to plate 100 on the upper surface of lower mold portion 23 of punching die device 2 and promoting charging, and punch press machine 1 carries out punching press for the upper mold portion 21 and the mould portion 22 that drive punching die device 2 to plate 100.
Punch press machine 1 in the utility model and autoloader 3 are the equipment of prior art; therefore for those skilled in the art for punching die device of the present utility model 2 configurations install apply the punch press machine 1 of stamping pressure and for the autoloader 3 that automatically pushes plate all within protection domain of the present utility model, be no longer described in detail here.
As shown in Figure 3, upper mold portion 21 comprises upper bolster 211 and is fitted and connected the cope match-plate pattern 212 at upper bolster 211 lower surfaces, middle mould portion 22 comprises baffle plate 221 and is fitted and connected the stripper plate 222 for plate 100 is come off at baffle plate 221 lower surfaces, and lower mold portion 23 comprises die shoe 231 and is fitted and connected the lower bolster 232 at die shoe 231 upper surfaces.Wherein between upper bolster 211 and cope match-plate pattern 212, between baffle plate 221 and stripper plate 222 and be fixed together by multiple securing members 24 respectively between die shoe 231 and lower bolster 232, securing member 24 can be connecting pin, screw, screw bolt and nut etc.Wherein plate 100 moves charging along the upper surface of the lower bolster 232 of lower mold portion 23.
Between upper mold portion 21 and middle mould portion 22, the first elastic component 25 is installed, for convenient, upper mold portion 21 and mould portion 22 is flicked.The first elastic component 25 is column spring in the present embodiment, and spring has multiple, be evenly distributed between upper mold portion 21 and middle mould portion 22, in upper mold portion 21, offer and the corresponding spring fitting groove of spring, one end of each spring is inserted in spring fitting groove, be connected on the wall that spring fitting groove is corresponding, the upper surface of the other end of each spring and middle mould portion connects, and connects with the upper surface of baffle plate 221.
Between upper mold portion 21 and middle mould portion 22, be also provided with upper mold portion 21 and middle mould portion 22 interconnective connectors 26, one end of connector 26 forms the first holding section, the corresponding through hole of offering on the through hole that connector 26 is offered through correspondence on cope match-plate pattern 212 successively away from one end of the first holding section and stop plate 221, and with stripper plate 222 in the blind hole offered be threaded connection and be fixedly mounted on stripper plate 222, the first holding section is held in the upper surface of cope match-plate pattern 212, connector 26 is just fastened upper mold portion 21 and middle mould portion 22 to have connected together like this, in the time that the first elastic component 25 is upspring upper mold portion 21, the first holding section is by holding the upper surface of cope match-plate pattern 212 and then whole upper mold portion 21 being held.
Be formed with in the position corresponding with the first holding section, upper bolster 211 lower ends for the up and down activity space 261 of connector 26, the fore-and-aft distance of activity space 261 is more than or equal to the distance between upper mold portion 21 lower surfaces and middle mould portion 22 upper surfaces, like this in punching course, in the time that upper mold portion 21 is compressed together with middle mould portion 22, activity space 261 can be interior up and down in upper mold portion 21 for connector 26.
In addition, connector 26 is fixedly connected on stripper plate 222 away from one end of the first holding section, the first holding section is held in the upper surface of cope match-plate pattern 212, activity space 261 is arranged on upper bolster 211, and these designs are all in order to facilitate installation, dismounting and the maintenance etc. of connector 26 in upper mold portion 21 and middle mould portion 22.
In the present embodiment, connector 26 is multiple, wherein connector 26 is preferably contour connector, can make like this distance between upper mold portion 21 lower surfaces and the upper surface of middle mould portion 22 keep constant, remain the upper surface keeping parallelism of upper mold portion 21 lower surfaces and middle mould portion 22, make whole device keep stable in the time producing cornerite button 200.In other embodiments, can also outside every a connection piece 26, be arranged with contour outer tube (not indicating in figure), the upper end of outer tube is concordant with the upper surface of cope match-plate pattern 212, the lower end of outer tube is concordant with the lower surface of stop plate 221, can make equally the distance between upper mold portion 21 lower surfaces and the upper surface of middle mould portion 22 keep constant, make whole device keep stable in the time producing cornerite button 200.
On the cope match-plate pattern 212 of upper mold portion 21, guide pillar 27 is installed, offer respectively the first guide pillar corresponding aperture corresponding with guide pillar 27 and the second guide pillar corresponding aperture in middle mould portion 22 and lower mold portion 23, guide pillar 27 therefrom stretches out in mould portion 22 in the present embodiment, guide pillar 27 is mainly used in locating upper mold portion 21, middle mould portion 22 and lower mold portion 23, prevents that upper mold portion 21, middle mould portion 22 and lower mold portion 23 are subjected to displacement in the horizontal direction.
Stripper plate 222 inside in middle mould portion 22 are installed with correcting alignment pin 28, correcting alignment pin 28 is from the interior formation protuberance that stretches out downwards of stripper plate 222, lower mold portion 23 offers the groove suitable with protuberance, in punching course, while being upper mold portion 21 and the 22 downward punching press of middle mould portion, the protuberance of correcting alignment pin 28 can put in groove, the effect that play precision positioning correcting, reduces error, improves Product Precision, in the present embodiment, correcting alignment pin 28 has multiple, can better play the effect of correcting location.
As shown in Figure 3-4, upper mold portion 21 along the feedstock direction of plate 100 forming punching head 29 that makes part plate 100 be bent to form cornerite button 200 is installed successively and make cornerite button 200 from plate 100 tear come off tear drift 30, wherein a side of forming punching head 29 mutually aim at a side of tearing drift 30 and forming punching head 29 with tear drift 30 and mutually stagger, middle mould portion 22 offers respectively with forming punching head 29 and tears the first corresponding forming and punching of drift 30 and first and tear punching, lower mold portion 23 offers respectively with forming punching head 29 and tears corresponding the second forming and punching 291 and second of drift 30 and tear punching 301, as shown in Figure 4, the side that one side and second of the second forming and punching 291 of offering in lower mold portion 23 is torn punching 301 is also mutually aim at and stagger each other, embody forming punching head 29 and tear the position relationship between drift 30.In the present embodiment, forming punching head 29 and tear drift 30 and be arranged on respectively on cope match-plate pattern 212, conveniently installs, dismounting and maintenance; Forming punching head 29 and tear drift 30 and put in respectively the first forming and punching and first that middle mould portion 22 interior correspondences offer and tear in punching; As shown in Figure 4, outside the second forming and punching that lower mold portion 23 is offered, away from one end of plate 100 feed entrance points, pin stop 31 is installed, at pin stop, spring is installed for 31 times pin stop 31 can be stretched up and down.In the time of upper mold portion 21 and the 22 downward punching press of middle mould portion, pin stop 31 can indentation lower mold portion 23 in; When upper mold portion 21 and middle mould portion 22 be not when punching press downwards, pin stop 31 can stretch out from lower mold portion 23, for stoping plate 100 to proceed charging.Specific works principle is: plate 100 carries out charging along the upper surface of lower bolster 232, after running into pin stop 31, the head end of plate 100 just stops continuing charging, at this moment forming punching head 29 meetings be carried out punching press to the head end of plate 100 makes the plate 100 head ends part relative with pin stop 31 be bent downwardly moulding, the head end that is equivalent to plate 100 has lacked a part, plate 100 can continue the material of advancing that marches forward, after plate 100 is blocked by pin stop 31 again, at this moment tear the downward punching press of drift 30 and head end is torn down to the cornerite button 200 that has just obtained brake forming.
Also comprise eyelet punch 32 in upper mold portion 21, middle mould portion 22 and lower mold portion 23 offer respectively the first punching punching corresponding with eyelet punch 32 and the second punching punching, eyelet punch 32 puts in the first punching punching of middle mould portion, in this example, eyelet punch 32 is arranged on cope match-plate pattern 212, convenient installation, dismounting and maintenance.Eyelet punch 32 is for punching on plate 100, and then production obtains cornerite button 200 with holes.
It should be noted that, stripper plate 222 Main Functions be when forming punching head 29, tear drift 30 and eyelet punch 32 to plate 100 punching presses after, along with the reset of middle mould portion 22 and upper mold portion 21, stripper plate 222 just can make plate 100 split away off from above-mentioned drift, proceeds punching press and prepares cornerite button 200.
Convex closure profiled member 33 to plate 100 raising bags is installed on the lower bolster 232 of lower mold portion 23, convex closure profiled member 33 is fixedly mounted in lower bolster 232, convex closure profiled member 33 upper ends form projection from stretching out in lower bolster 232, and middle mould portion 22 offers the shrinkage pool corresponding with projection.In the time of upper mold portion 21 and the 22 downward punching press of middle mould portion, convex closure profiled member 33 will withstand plate 100 and form convex closure on plate 100, and then produces the cornerite button 200 obtaining with convex closure, and convex closure can play the effect of strengthening cornerite button 200 intensity.
The buoyance lift alignment pin 34 positioning for the plate 100 to fill process is also installed in lower mold portion 23, one end of buoyance lift alignment pin 34 forms the second holding section and the second holding section holds mutually with the lower surface of lower bolster 232, one end that buoyance lift alignment pin 34 has the second holding section is connected with the second elastic component 341, the second elastic component 341, for buoyance lift alignment pin 34 is played the role of positioning from stretching out in lower bolster 232, is held the lower end of buoyance lift alignment pin 34 and is unlikely to deviate from by the second holding section simultaneously; And upper mold portion 21 and middle mould portion 22 be while carrying out punching press, buoyance lift alignment pin 34 again can be by the second elastic component 341 retraction lower bolsters.Buoyance lift alignment pin 34 has multiple, and is arranged on the both sides of plate 100, makes plate 100 in fill process, prolong pre-determined route charging, prevents plate 100 left and right displacement, affects the quality of production.Wherein the second elastic component 341 is preferably spring.
The punching die device of the utility model design, can be merged into a procedure by sanction material, moulding and blanking and complete, time saving and energy saving, has saved cost, has improved production efficiency; Also because the die device of the utility model design has been simplified operation process, therefore can form cornerite button automatic producing device with autoloader, punch press machine, do not need again artificial feeding, greatly save cost of labor, solve the safety issue that artificial feeding causes, improved production efficiency.
All these improvement or conversion should be understood that, for those of ordinary skills, can be improved as described above or convert, within all should belong to the protection domain of the utility model claims.
Claims (10)
1. a punching die device, for above forming cornerite button (200) at plate (100), comprise the upper mold portion (21) fitting together successively from top to bottom, middle mould portion (22) and lower mold portion (23), described plate (100) moves charging along the upper surface of described lower mold portion (23), it is characterized in that, described punching die device also comprises the first elastic component (25) for described upper mold portion (21) and mould portion (22) are flicked being arranged between described upper mold portion (21) and middle mould portion (22), and for by described upper mold portion (21) and the interconnective connector of described mould portion (22) (26),
Described upper mold portion (21) comprise install successively along the feedstock direction of plate (100) make the described plate of part (100) be bent to form the forming punching head (29) of cornerite button (200) and make described cornerite button (200) from described plate (100) tear come off tear drift (30), one side of described forming punching head (29) with described in tear drift (30) a side mutually aim at and described forming punching head (29) with described in tear drift (30) and mutually stagger, described middle mould portion (22) offer respectively with described forming punching head (29) and described in tear the first corresponding forming and punching of drift (30) and first and tear punching, described lower mold portion (23) offer respectively with described forming punching head (29) and described in tear corresponding the second forming and punching (291) and second of drift (30) and tear punching (301),
Described the second forming and punching (291) outer away from one end of described plate (100) feed entrance point be provided with can stretch up and down for stoping described plate (100) being stamped brake forming and tear the pin stop (31) that blanking process continues charging.
2. punching die device according to claim 1, it is characterized in that, described the first elastic component (25) is column spring, and described upper mold portion (21) inside is inserted in one end of described spring, and the upper surface of the other end of described spring and described middle mould portion (22) connects.
3. punching die device according to claim 1, it is characterized in that, described upper mold portion (21) also comprises eyelet punch (32), and described middle mould portion (22) and lower mold portion (23) offer respectively the first punching punching corresponding with described eyelet punch (32) and the second punching punching.
4. punching die device according to claim 3, it is characterized in that, described upper mold portion (21) also comprises the guide pillar (27) for locating described upper mold portion (21), mould portion (22) and lower mold portion (23), and described middle mould portion (22) and lower mold portion (23) offer respectively the first guide pillar corresponding aperture corresponding with described guide pillar (27) and the second guide pillar corresponding aperture.
5. punching die device according to claim 4, it is characterized in that, described upper mold portion (21) also comprises upper bolster (211) and is fitted and connected the cope match-plate pattern (212) at described upper bolster (211) lower surface, described forming punching head (29), tears drift (30), eyelet punch (32) and guide pillar (27) and is fixedly mounted on respectively on described cope match-plate pattern (212).
6. punching die device according to claim 5, it is characterized in that, described middle mould portion (22) also comprises baffle plate (221) and is fitted and connected the stripper plate (222) for plate (100) is come off at described baffle plate (221) lower surface, on described stripper plate (222), be installed with the correcting alignment pin (28) that described plate (100) is carried out correcting location in punching course, described correcting alignment pin (28) forms protuberance in the below of stripper plate (222), and described lower mold portion (23) offers the groove suitable with described protuberance.
7. punching die device according to claim 6, it is characterized in that, one end of described connector (26) forms the first holding section, described connector (26) passes successively described cope match-plate pattern (212) through hole that above correspondence is offered and described stop plate (221) through hole that above correspondence is offered and is fixedly mounted in the blind hole of offering in described stripper plate (222) away from one end of described the first holding section, described the first holding section is held in the upper surface of described cope match-plate pattern (212), described upper bolster (211) position corresponding with described the first holding section is formed with in punching course for the up and down activity space (261) of described connector (26).
8. punching die device according to claim 1, it is characterized in that, described lower mold portion (23) comprises die shoe (231) and is fitted and connected the lower bolster (232) at described die shoe (231) upper surface, convex closure profiled member (33) to described plate (100) raising bag is installed on described lower bolster (232), described convex closure profiled member (33) forms projection in the top of lower bolster (232), and described middle mould portion (22) offers the shrinkage pool corresponding with described projection.
9. punching die device according to claim 8, it is characterized in that, the buoyance lift alignment pin (34) positioning for the described plate (100) to fill process is installed in described lower mold portion (23), one end of described buoyance lift alignment pin (34) forms the second holding section and described the second holding section holds mutually with the lower surface of described lower bolster (232), one end that described buoyance lift alignment pin (34) has described the second holding section is connected with and makes described buoyance lift alignment pin (34) stretch out the second elastic component (341) that lower bolster (232) is outer and retraction lower bolster (232) is interior.
10. a cornerite button automatic producing device, it is characterized in that, comprise the punching die device (2) as described in claim 1-9 any one, be used for driving described punching die device (2) to carry out the punch press machine (1) of punching press and go up and promote the autoloader (3) of described plate (100) charging for described plate (100) is pushed to described punching die device (2) plate (100), described punching die device (2) is arranged on described punch press machine (1), described autoloader (3) is arranged on the feed entrance point place of described punching die device (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320838410.4U CN203695756U (en) | 2013-12-18 | 2013-12-18 | Stamping die device and automatic production equipment for angle buckles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320838410.4U CN203695756U (en) | 2013-12-18 | 2013-12-18 | Stamping die device and automatic production equipment for angle buckles |
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| Publication Number | Publication Date |
|---|---|
| CN203695756U true CN203695756U (en) | 2014-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320838410.4U Expired - Fee Related CN203695756U (en) | 2013-12-18 | 2013-12-18 | Stamping die device and automatic production equipment for angle buckles |
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| CN (1) | CN203695756U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104492961A (en) * | 2014-12-05 | 2015-04-08 | 禹伟 | Cold stamping cover plate forming mold |
| CN108941310A (en) * | 2018-05-23 | 2018-12-07 | 华中科技大学鄂州工业技术研究院 | A kind of manufacturing process and equipment improving fine part tooth tip thickness |
| CN109262092A (en) * | 2018-11-20 | 2019-01-25 | 安徽省华夏机床制造有限公司 | A kind of material punching mould group of Built-in terminal box machining tool |
| CN114433720A (en) * | 2022-01-19 | 2022-05-06 | 惠州市恒志电子科技有限公司 | Iron frame product production process |
-
2013
- 2013-12-18 CN CN201320838410.4U patent/CN203695756U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104492961A (en) * | 2014-12-05 | 2015-04-08 | 禹伟 | Cold stamping cover plate forming mold |
| CN108941310A (en) * | 2018-05-23 | 2018-12-07 | 华中科技大学鄂州工业技术研究院 | A kind of manufacturing process and equipment improving fine part tooth tip thickness |
| CN109262092A (en) * | 2018-11-20 | 2019-01-25 | 安徽省华夏机床制造有限公司 | A kind of material punching mould group of Built-in terminal box machining tool |
| CN114433720A (en) * | 2022-01-19 | 2022-05-06 | 惠州市恒志电子科技有限公司 | Iron frame product production process |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 |