CN110479876A - A kind of auto parts and components stamping device suitable for different dimensioneds - Google Patents
A kind of auto parts and components stamping device suitable for different dimensioneds Download PDFInfo
- Publication number
- CN110479876A CN110479876A CN201910791978.7A CN201910791978A CN110479876A CN 110479876 A CN110479876 A CN 110479876A CN 201910791978 A CN201910791978 A CN 201910791978A CN 110479876 A CN110479876 A CN 110479876A
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- CN
- China
- Prior art keywords
- fixedly connected
- pedestal
- lower mold
- plate
- auto parts
- Prior art date
- Legal status (The legal status 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 status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/14—Particular arrangements for handling and holding in place complete dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a kind of auto parts and components stamping devices suitable for different dimensioneds, including pedestal, the left and right sides of the base top is fixedly connected with upper plate by telescopic mast, the bottom of the upper plate is connected with upper mold mounting plate by installing bolt thread, the bottom of the upper mold mounting plate is fixedly connected with upper mold ontology, lower mold fixing groove is offered at the top of the pedestal, the position of die ontology under being internally provided with of the lower mold fixing groove, the pedestal left and right sides and corresponding lower mold fixing groove is provided with threaded rod.This is suitable for the auto parts and components stamping device of different dimensioneds, it is reasonable in design, it is easy to use, various sizes of auto parts and components processing is applicable to use, it is processed without using different stamping devices, greatly improves the practicability of device, reduce the cost of investment of enterprise, ram efficiency is improved, comprehensive meets use demand.
Description
Technical field
The present invention relates to press machine technical field, specially a kind of auto parts and components suitable for different dimensioneds are rushed
Pressure device.
Background technique
Press machine is by motor drive flywheel, and by clutch, transmission gear drives crank link mechanism to make to slide
Block moves up and down, and drives drawing die to steel plate forming.It is so-called it is double acting be exactly finger pressure machine there are two sliding blocks, be divided into inner slide
And outer slide, the punch-pin or cavity plate of inner slide driven mold, the blank holder on outer slide driven mold, when stretching, blank holder is first
Steel plate edge is pushed down in first movement, and inner slide reoperation is stretched.
Traditional most use scope of auto parts and components stamping device is smaller, can not be suitable for various sizes of automobile zero
Component processing uses, thus needs using different stamping devices for different workpiece, so increase the investment of enterprise at
This, reduces the efficiency of punching press, it is difficult to satisfy the use demand, we have proposed a kind of vapour suitable for different dimensioneds thus
Vehicle components stamping device, to solve the problems mentioned in the above background technology.
Summary of the invention
The purpose of the present invention is to provide a kind of auto parts and components stamping devices suitable for different dimensioneds, with solution
Certainly the problems mentioned above in the background art.
To achieve the above object, the invention provides the following technical scheme: a kind of automobile zero suitable for different dimensioneds
The left and right sides of component stamping device, including pedestal, the base top is fixedly connected with upper plate by telescopic mast, described
The bottom of upper plate is connected with upper mold mounting plate by installing bolt thread, and the bottom of the upper mold mounting plate is fixedly connected
There is upper mold ontology, offer lower mold fixing groove at the top of the pedestal, under being internally provided with of the lower mold fixing groove
The position of die ontology, the pedestal left and right sides and corresponding lower mold fixing groove is provided with threaded rod, the threaded rod
One end close to pedestal sequentially passes through pedestal and lower mold fixing groove and the inside for extending to lower mold fixing groove, the threaded rod
One end close to lower mold is arranged with the first clamping plate, the threaded rod surface and inside for being located at the first clamping plate is fixedly connected
There is spill spin block, the position that first clamping plate corresponds to spill spin block offers the swivelling chute being adapted to it, first clamping plate
Bottom be fixedly connected with the first sliding block, it is sliding that the position of corresponding first sliding block of the pedestal offers used in conjunction with first
Slot, the telescopic mast are fixedly installed with clamping device close to the side of lower mold；
The clamping device includes connecting plate, and the bottom of the connecting plate is fixedly installed with driving motor, the driving electricity
Drive shaft is fixedly connected on the output shaft of machine, the surface of the drive shaft is fixedly connected with gear, the bottom of the gear
Portion is engaged with rack-plate, and the right end of the rack-plate is fixedly connected with the second clamping plate, and the bottom of the rack-plate is fixedly connected
There is the second sliding block, fixed block is provided with below the rack-plate, the position of corresponding second sliding block of the fixed block opens up and it
The bottom of the second sliding slot being used cooperatively, second sliding block through second sliding slot and extends to inside it, is located at second sliding slot
It is fixedly connected with limited block on rear side of the second internal sliding block, the position that the fixed block corresponds to limited block, which offers to cooperate with it, to be made
Limiting slot.
Preferably, the connecting plate is fixedly connected close to one end of telescopic mast with telescopic mast, and second clamping plate is close
The side of lower mold contacts with each other with lower mold, is fixedly connected at the top of the bottom of the fixed block and pedestal.
Preferably, at the top of the connecting plate and position of corresponding telescopic mast is fixedly connected with reinforcing rib, and the reinforcing rib leans on
The side of nearly telescopic mast is fixedly connected with telescopic mast.
Preferably, ball, side and spill spin block of the ball close to spill spin block are provided on the inner wall of the swivelling chute
It contacts with each other.
Preferably, the threaded rod is fixedly connected with rocking bar far from one end of pedestal.
Preferably, the surface of the threaded rod offers external screw thread, the position that the pedestal corresponds to threaded rod offer with
The compatible internal screw thread of external screw thread.
Compared with prior art, beneficial effects of the present invention are as follows:
1, auto parts and components can be processed by installation bolt and carry out replacement installation with various sizes of upper mold by the present invention,
Various sizes of lower mold is placed in lower mold fixing groove, drives the first clamping plate and clamping device pair using threaded rod
Lower mold is clamped, should be suitable for the auto parts and components stamping device of different dimensioneds, reasonable in design, user
Just, it is applicable to various sizes of auto parts and components processing to use, is processed without using different stamping devices, greatly mentioned
The high practicability of device, reduces the cost of investment of enterprise, improves ram efficiency, comprehensive meets use demand.
2, the present invention strengthens the fixation degree connected between connecting plate and telescopic mast by setting reinforcing rib, can be effective
It prevents connecting plate from falling off on telescopic mast, by the way that ball is arranged, reduces resistance when spill spin block rotates in swivelling chute, have
Conducive to moving left and right for the first clamping plate, by the way that rocking bar is arranged, the person of being convenient to use rotates threaded rod, improves operation
Convenient degree.
3, one be arranged on the avris of two second clamping plates has scale and telescopic three-stage T-type slice, makes
Can be manually rotated that the lead screw feed mechanism amount of feeding is identical and lower mold placement location by two sides without external tool
Centering or spacing with upper mold are placed, to guarantee the verticality when clamping of lower mold.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the structure of main view of the present invention；
Fig. 2 is the partial enlarged view of A-A in Fig. 1 of the present invention；
Fig. 3 is the cross-sectional view of the structure of clamping device main view of the present invention；
Fig. 4 is fixed block schematic perspective view of the present invention.
In figure: 1 pedestal, 2 telescopic masts, 3 upper plates, 4 installation bolts, 5 upper mold mounting plates, 6 upper mold ontologies, 7 lower dies
Have fixing groove, 8 lower die ontologies, 9 threaded rods, 10 first clamping plates, 11 spill spin blocks, 12 swivelling chutes, 13 first sliding blocks, 14 first
Sliding slot, 15 clamping devices, 151 connecting plates, 152 driving motors, 153 drive shafts, 154 gears, 155 rack-plates, 156 second folders
Tight plate, 157 second sliding blocks, 158 fixed blocks, 159 second sliding slots, 1510 limited blocks, 1511 limiting slots, 1512 reinforcing ribs, 16 rollings
Pearl, 17 rocking bars.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1: please referring to Fig. 1-4, a kind of auto parts and components stamping device suitable for different dimensioneds, including
The left and right sides of pedestal 1,1 top of pedestal is fixedly connected with upper plate 3 by telescopic mast 2, and the bottom of upper plate 3 passes through installation spiral shell
Bolt 4 is threaded with upper mold mounting plate 5, and the bottom of upper mold mounting plate 5 is fixedly connected with upper mold ontology 6, the top of pedestal 1
Portion offers lower mold fixing groove 7, die ontology 8 under being internally provided with of lower mold fixing groove 7,1 left and right sides of pedestal and right
The position of mold fixing groove 7 should be played to be provided with threaded rod 9, threaded rod 9 is fixedly connected with rocking bar 17 far from one end of pedestal 1,
One end of the close pedestal 1 of threaded rod 9 sequentially passes through pedestal 1 and lower mold fixing groove 7 and extends to the interior of lower mold fixing groove 7
Portion, threaded rod 9 are arranged with the first clamping plate 10 close to one end of lower mold 8, and the surface of threaded rod 9 offers external screw thread, pedestal 1
The position of corresponding threaded rod 9 offers internal screw thread compatible with external screw thread, 9 surface of threaded rod and is located at the first clamping plate 10
Inside is fixedly connected with spill spin block 11, and the position of the corresponding spill spin block 11 of the first clamping plate 10 offers the swivelling chute being adapted to it
12, ball 16 is provided on the inner wall of swivelling chute 12, ball 16 contacts with each other close to the side of spill spin block 11 with spill spin block 11, and
The bottom of one clamping plate 10 is fixedly connected with the first sliding block 13, and the position of corresponding first sliding block 13 of pedestal 1 is offered to be cooperated with it
The first sliding groove 14 used, telescopic mast 2 are fixedly installed with clamping device 15 close to the side of lower mold 8.
Please refer to Fig. 1-4, clamping device 15 includes connecting plate 151, and connecting plate 151 is close to one end of telescopic mast 2 and flexible
Column 2 is fixedly connected, and the position of 151 top of connecting plate and corresponding telescopic mast 2 is fixedly connected with reinforcing rib 1512, and reinforcing rib 1512 leans on
The side of nearly telescopic mast 2 is fixedly connected with telescopic mast 2, and the bottom of connecting plate 151 is fixedly installed with driving motor 152, driving electricity
Drive shaft 153 is fixedly connected on the output shaft of machine 152, the surface of drive shaft 153 is fixedly connected with gear 154, gear
154 bottom is engaged with rack-plate 155, and the right end of rack-plate 155 is fixedly connected with the second clamping plate 156, the second clamping plate 156
Side close to lower mold 8 contacts with each other with lower mold 8, and the bottom of rack-plate 155 is fixedly connected with the second sliding block 157, rack gear
The lower section of plate 155 is provided with fixed block 158, and the bottom of fixed block 158 is fixedly connected with the top of pedestal 1, and fixed block 158 is corresponding
The position of second sliding block 157 opens up second sliding slot 159 used in conjunction with, and second sliding slot is run through in the bottom of the second sliding block 157
It 159 and extends to inside it, is fixedly connected with limited block 1510 on rear side of the second sliding block 157 inside second sliding slot 159, Gu
The position for determining the corresponding limited block 1510 of block 158 offers limiting slot 1511 used in conjunction with, by the way that reinforcing rib 1512 is arranged,
The fixation degree connected between connecting plate 151 and telescopic mast 2 is strengthened, connecting plate 151 can be effectively prevent to take off on telescopic mast 2
It falls, by the way that ball 16 is arranged, reduces resistance when spill spin block 11 rotates in swivelling chute 12, be conducive to the first clamping plate 10
It moves left and right, by the way that rocking bar 17 is arranged, the person of being convenient to use rotates threaded rod 9, improves the convenient degree of operation, pass through
Auto parts and components can be processed and carry out replacement installation with various sizes of upper mold by installation bolt 4, by various sizes of lower mold
It is placed in lower mold fixing groove 7, drives the first clamping plate 10 and clamping device 15 to press from both sides lower mold using threaded rod 9
Tightly, the auto parts and components stamping device of different dimensioneds should be suitable for, it is reasonable in design, it is easy to use, it is applicable to
Various sizes of auto parts and components processing uses, and is processed without using different stamping devices, greatly improves device
Practicability reduces the cost of investment of enterprise, improves ram efficiency, and comprehensive meets use demand.
In use, auto parts and components can be processed by installation bolt 4 carry out replacement installation with various sizes of upper mold,
Various sizes of lower mold is placed in lower mold fixing groove 7, rotating rocker 17, threaded rod 9 drives spill spin block 11 inwardly
Mobile, the first clamping plate 10 inwardly carries out lower die ontology 8 under the first sliding block 13 and the position-limiting action of first sliding groove 14
It clamps, while starting driving motor 152, drive shaft 153 is rotated with moving gear 154, and the rack-plate 155 being engaged with drives the
Two clamping plates 156 simultaneously clamp on inwardly under the second sliding block 157 and the position-limiting action of second sliding slot 159, to complete under
The installation of die ontology 8 is fixed, and when needing to process the various sizes of auto parts and components of punching press, need to only be carried out to upper/lower die above-mentioned
Method replacement.
Embodiment 2: one band in right side and increase on the basis of first embodiment on each second clamping plate 156
Graduated T-type slice, so that the centering of verticality and lower mold and upper mold when lower mold is clamped or spacing are put
It sets, is designed specifically to be provided with a T-type slice on the side on second clamping plate 156 far from rack gear 155, the T-type slice packet
Straightway and two traversing sections perpendicular to straightway are included, one end of straightway is connected to the interface point of two traversing sections, this is straight
Scale and scalable, the end of two traversing sections and the friendship of two traversing sections are provided on line segment and two traversing sections
Front end on contact is provided with magnetite, and the specific work process of the embodiment is as follows: in use, can be incited somebody to action by installation bolt 4
Auto parts and components processing carries out replacement installation with various sizes of upper mold, and various sizes of lower mold is placed in lower mold and is consolidated
Determine the approximately mid way between in slot 7, the T-type slice for then pulling out the avris on two the second clamping plates 156 first makes its straight line
Segment elongation is until the magnetic patch of the interface point front end of two traversing sections on slice is abutted and is adsorbed on mold, then by two cross
It is stretched to section until the end of two traversing sections flushes with the boundary of lower grinding tool and adsorbs thereon, last front and back adjusts lower mold
And rotating rocker 17 or alternately, it the front and back of lower mold and moves left and right during the adjustment and will drive left and right side
The straightway of T-type slice on second clamping plate 156, all scales variation on traversing section, finally when the second clamping plate of every side
The scale on two traversing sections on 156 is identical and the second clamping plate of left side 156 and the second clamping plate of right side 156 on T-type
The scale of traversing section and straightway on slice is identical, and the installation of lower die ontology 8 is fixed in completion, then by T-type slice
Traversing section and straightway carry out contraction storage, then start driving motor 152, and drive shaft 153 is rotated with moving gear 154,
The rack-plate 155 that is engaged with drive the second clamping plate 156 under the second sliding block 157 and the position-limiting action of second sliding slot 159 to
Inside simultaneously clamps on, to complete to fix the installation of lower die ontology 8, needs to process the various sizes of auto parts and components of punching press
When, need to only above method replacement be carried out to upper/lower die.Furthermore symmetrically placed for not needing, such as spacing is needed to put
It sets, then only needs to observe the scale on T-type slice and keep equivalent difference.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of auto parts and components stamping device suitable for different dimensioneds, including pedestal (1), it is characterised in that: institute
It states the left and right sides at the top of pedestal (1) to be fixedly connected with upper plate (3) by telescopic mast (2), the bottom of the upper plate (3) is logical
It crosses installation bolt (4) to be threaded with upper mold mounting plate (5), the bottom of the upper mold mounting plate (5) is fixedly connected with
Die ontology (6) offers lower mold fixing groove (7), the inside of the lower mold fixing groove (7) at the top of the pedestal (1)
It is provided with lower die ontology (8), at left and right sides of the pedestal (1) and the position of corresponding lower mold fixing groove (7) is provided with spiral shell
Rasp bar (9), one end of the close pedestal (1) of the threaded rod (9) sequentially pass through pedestal (1) and lower mold fixing groove (7) and prolong
The inside of lower mold fixing groove (7) is extended to, the threaded rod (9) is arranged with the first clamping plate close to the one end of lower mold (8)
(10), threaded rod (9) surface and be located at the first clamping plate (10) inside be fixedly connected with spill spin block (11), the screw thread
The surface of bar (9) offers external screw thread, and the position of the pedestal (1) corresponding threaded rod (9) offers compatible with external screw thread
The position of internal screw thread, first clamping plate (10) corresponding spill spin block (11) offers the swivelling chute (12) being adapted to it, described
The bottom of first clamping plate (10) is fixedly connected with the first sliding block (13), the position of the pedestal (1) corresponding first sliding block (13)
It offers first sliding groove used in conjunction with (14), the telescopic mast (2) is fixedly installed with folder close to the side of lower mold (8)
Tight device (15)；
The tight device (15) includes connecting plate (151), and the bottom of the connecting plate (151) is fixedly installed with driving motor
(152), it is fixedly connected with drive shaft (153) on the output shaft of the driving motor (152), the drive shaft (153)
Surface is fixedly connected with gear (154), and the bottom of the gear (154) is engaged with horizontal teeth batten (155), the rack-plate
(155) right end is fixedly connected with the second clamping plate (156) being vertically arranged, on the second clamping plate (156) separate rack gear (155)
Side on be provided with a T-type slice, which includes straightway and two traversing sections perpendicular to straightway, straightway
One end be connected to the interface points of two traversing sections, scale and scalable is provided on the straightway and two traversing sections,
Front end on the end of two traversing sections and the interface point of two traversing sections is provided with magnetite, the rack-plate (155)
Bottom is fixedly connected with the second sliding block (157), is provided with fixed block (158), the fixed block below the rack-plate (155)
(158) position of corresponding second sliding block (157) opens up second sliding slot used in conjunction with (159), second sliding block (157)
Bottom through second sliding slot (159) and extending to inside it, after being located at second sliding slot (159) internal second sliding block (157)
Side is fixedly connected with limited block (1510), and the position of the fixed block (158) corresponding limited block (1510) is offered to be cooperated with it
The limiting slot (1511) used；The connecting plate (151) is fixedly connected close to the one end of telescopic mast (2) with telescopic mast (2), described
Second clamping plate (156) contacts with each other close to the side of lower mold (18) with lower mold (8), the bottom of the fixed block (158)
It is fixedly connected at the top of pedestal (1).
2. a kind of auto parts and components stamping device suitable for different dimensioneds according to claim 1, feature
Be: at the top of the connecting plate (151) and the position of corresponding telescopic mast (2) is fixedly connected with reinforcing rib (1512), the reinforcement
Plate muscle (1512) is fixedly connected close to the side of telescopic mast (2) with telescopic mast (2).
3. a kind of auto parts and components stamping device suitable for different dimensioneds according to claim 1, feature
It is: is provided with ball (16) on the inner wall of the spin slot (12), side and rotation of the ball (16) close to spill spin block (11)
Switch block (11) contacts with each other.
4. a kind of auto parts and components stamping device suitable for different dimensioneds according to claim 1, feature
Be: the threaded rod (9) is fixedly connected with rocking bar (17) far from the one end of pedestal (1).
5. special according to claim 1 with a kind of auto parts and components stamping device suitable for different dimensioneds described in 4
Sign is: the surface of the threaded rod (9) offers external screw thread, the position of the pedestal (1) corresponding threaded rod (9) offer with
The compatible internal screw thread of external screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910791978.7A CN110479876B (en) | 2019-08-26 | 2019-08-26 | Stamping device for automobile parts suitable for not unidimensional processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910791978.7A CN110479876B (en) | 2019-08-26 | 2019-08-26 | Stamping device for automobile parts suitable for not unidimensional processing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110479876A true CN110479876A (en) | 2019-11-22 |
| CN110479876B CN110479876B (en) | 2023-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910791978.7A Active CN110479876B (en) | 2019-08-26 | 2019-08-26 | Stamping device for automobile parts suitable for not unidimensional processing |
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| Country | Link |
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| CN (1) | CN110479876B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111069425A (en) * | 2019-12-21 | 2020-04-28 | 西安恒博软件科技有限公司 | Multi-station design product stamping die structure |
| CN112045057A (en) * | 2020-08-27 | 2020-12-08 | 合肥至信机械制造有限公司 | Stamping die is used in automobile engine hood spare part processing |
| CN112496190A (en) * | 2020-12-28 | 2021-03-16 | 浙江湖州精沃机械有限公司 | Automobile parts stamping device |
| CN112808866A (en) * | 2020-12-21 | 2021-05-18 | 江苏立一新材料科技有限公司 | Composite hardware mould box for hardware machining |
| CN113305209A (en) * | 2021-05-21 | 2021-08-27 | 东风锻造有限公司 | A die-cut compound die that is used for two die structures of biconvex mould of automobile production processing |
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| CN109550841A (en) * | 2018-11-26 | 2019-04-02 | 十堰同德科工贸有限公司 | A kind of auto parts and components stamping die |
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| CN111069425A (en) * | 2019-12-21 | 2020-04-28 | 西安恒博软件科技有限公司 | Multi-station design product stamping die structure |
| CN111069425B (en) * | 2019-12-21 | 2021-10-01 | 西安恒博软件科技有限公司 | Multi-station design product stamping die structure |
| CN112045057A (en) * | 2020-08-27 | 2020-12-08 | 合肥至信机械制造有限公司 | Stamping die is used in automobile engine hood spare part processing |
| CN112808866A (en) * | 2020-12-21 | 2021-05-18 | 江苏立一新材料科技有限公司 | Composite hardware mould box for hardware machining |
| CN112496190A (en) * | 2020-12-28 | 2021-03-16 | 浙江湖州精沃机械有限公司 | Automobile parts stamping device |
| CN113305209A (en) * | 2021-05-21 | 2021-08-27 | 东风锻造有限公司 | A die-cut compound die that is used for two die structures of biconvex mould of automobile production processing |
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Effective date of registration: 20221213 Address after: 321302 Huangtang Industrial Zone, Dongcheng Street, Yongkang City, Jinhua City, Zhejiang Province Applicant after: Yongkang Geping industry and Trade Co.,Ltd. Address before: 315000 No. 1333, Xiaying section, Yinxian Avenue, Yinzhou District, Ningbo, Zhejiang Province (d-302 in Yinzhou Jiji material trading market) Applicant before: NINGBO YINZHOU JIXINCHENG AUTO PARTS Co.,Ltd. |
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