CN109013871A - A kind of stamping die with automatic positioning mechanism - Google Patents
A kind of stamping die with automatic positioning mechanism Download PDFInfo
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- CN109013871A CN109013871A CN201810815557.9A CN201810815557A CN109013871A CN 109013871 A CN109013871 A CN 109013871A CN 201810815557 A CN201810815557 A CN 201810815557A CN 109013871 A CN109013871 A CN 109013871A
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- hole
- punch
- die holder
- limited post
- guide post
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- 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
- B21D37/08—Dies with different parts for several steps in a process
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
Abstract
The invention discloses a kind of stamping dies with automatic positioning mechanism, including upper die holder, the first punch retainer, concave template, compound punch-pin and formed punch, upper die holder is installed at the top of the die ontology, and the bottom of die ontology is fixedly installed with lower die holder, the junction of the upper die holder and lower die holder is equipped with the first guide post and the second guide post, and the upper end of upper die holder is fixedly connected with die shank.Structure of the invention is scientific and reasonable, it is easy to operate, product is fixed using the first limited post, the second limited post, third limited post and the 4th limited post by position-limit mechanism, it is limited, prevent occurring the phenomenon that displacement, dislocation in its punching course, so that workpiece punching is accurate, upper die holder is driven to move down by the first guide post and the second guide post, to drive concave template to push the press work of progress product, the work that automatically resets of stripper can be realized after terminating press work by reset spring.
Description
Technical field
The present invention relates to technical field of mold, specifically a kind of stamping die with automatic positioning mechanism.
Background technique
With the high speed development of national economy, market constantly increases the demand of mold, and mould industry is always with 15% left side
Right growth rate is fast-developing, and great variety also has occurred in the ownership ingredient of mould industry enterprise, in addition to state-owned professional mould
Have factory outside, collective, joint, individual proprietorship and it is private be also developed rapidly, along with increasingly sharpening for market competition, people are
It is becoming increasingly recognized that product quality, cost and new product development ability importance, and mold manufacture be in entire chain most
One of the element on basis, stamping die be in Cold Press Working, by material (metal or nonmetallic) be processed into part (or half at
Product) a kind of special process equipment, referred to as cold punching die (being commonly called as cold-punching mould), punching press, be at room temperature, using be mounted on pressure
Mold on power machine applies pressure to material, it is made to generate separation or plastic deformation, thus a kind of pressure of part needed for obtaining
Processing method, stamping die are the main technique equipments of punch process, and stamped part is exactly that the relative motion of top, lower mold comes
It completes.
Chinese patent discloses a kind of stamping die (Authorization Notice No. with adjust automatically position length
CN205732570U), which provides a kind of stamping die with adjust automatically position length, ingenious to utilize positioning
Nail, sleeve, spring and plug screw combination function, not only solve and originally position unstable problem, and realize product and take
Still easily there is dislocation, offset phenomena, influences punching press effect in the convenience taken in stamping die punching course in the prior art,
Stamping quality is reduced, while not having erasure effect, because shock is easy to produce noise pollution, and conventional ones in punching course
Buffering effect is poor during mould punching, and precision is not high.Therefore, those skilled in the art provide a kind of with automatic fixed
The stamping die of position mechanism, 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 stamping dies with automatic positioning mechanism, to solve above-mentioned background technique
Easily occur dislocation, offset phenomena in the stamping die punching course of middle proposition, influence punching press effect, reduces stamping quality, simultaneously
Do not have erasure effect, because shock is easy to produce noise pollution in punching course, and also it is slow during conventional ones mould punching
Rush that effect is poor, the not high problem of precision.
To achieve the above object, the invention provides the following technical scheme:
A kind of stamping die with automatic positioning mechanism, including die ontology, die shank, upper die holder, first through hole, first lead
Column, backing plate, the first punch retainer, concave template, compound punch-pin, the second punch retainer, lower die holder, the second guide post, stripper,
Reset spring, third through-hole, fourth hole, fixed column, fixation hole, position-limit mechanism, the second through-hole, cavity plate slot, the first limit hole,
Second limit hole, third limit hole, the 4th limit hole, punch-pin slot, connecting rod and formed punch are equipped at the top of the die ontology
Upper die holder, and the bottom of die ontology is fixedly installed with lower die holder, the junction of the upper die holder and lower die holder is equipped with first
Guide post and the second guide post, and the upper end of upper die holder is fixedly connected with die shank, the upper surface of the upper die holder offers first through hole,
And the upper surface of upper die holder offers the second through-hole far from the side of first through hole, the lower surface of the upper die holder is fixedly installed with
Backing plate, the lower surface of the backing plate are fixedly connected with the first punch retainer, and the lower surface of first punch retainer is fixed
Concave template is installed, the centre of the concave template offers cavity plate slot, and four angles of concave template offer the in rectangle
The inside of one limit hole, the second limit hole, third limit hole and the 4th limit hole, the cavity plate slot is fixedly installed with connecting rod,
The bottom end of the connecting rod is fixedly connected with formed punch, and the upper surface of the lower die holder is fixedly mounted the second punch retainer, and under
Die holder upper surface, which is located at a side position of the second punch retainer, offers third through-hole, and the other side offers fourth hole,
The upper surface insertion of second punch retainer is provided with compound punch-pin, and the upper surface of the second punch retainer is positioned at compound
Reset spring is fixedly installed at one side position of punch-pin, the upper surface of second punch retainer is located at the one of reset spring
Fixed column is fixedly installed at side position, the inside of the compound punch-pin offers punch-pin slot, and the top insertion of compound punch-pin
Stripper is installed, limited position mechanism is fixedly mounted in the upper surface of the stripper, and four angles of stripper are opened up in rectangle
There is fixation hole.
As a further solution of the present invention: the position-limit mechanism includes the first limited post, the second limited post, third limit
Column and the 4th limited post are equipped with the second limited post at the horizontal direction of first limited post, and the first limited post is vertical
4th limited post is installed at direction, third limited post is installed at the horizontal direction of the 4th limited post.
As further scheme of the invention: the upper die holder is fixed with lower die holder by the second guide post and the first guide post
Connection, second guide post and lower die holder are penetrated through by fourth hole and are connected, and the second guide post and upper die holder pass through the second through-hole
Perforation connection, first guide post and lower die holder are penetrated through by third through-hole to be connected, and the first guide post and upper die holder pass through first
Through-hole perforation connection, first guide post are arranged in parallel with the second guide post.
As further scheme of the invention: one end of the reset spring connects the second punch retainer, the other end
Stripper is connected, and there are four reset spring install altogether, four reset springs are in distributed rectangular in the second punch retainer
With the junction of stripper.
As further scheme of the invention: the top of the fixed column is fixed in fixation hole through stripper, and
There are four fixed column is arranged altogether, the fixed column is fixedly mounted on four angles of the second punch retainer in rectangle.
As further scheme of the invention: first limited post, the second limited post, third limited post, the 4th limit
Position column in distributed rectangular on the top of stripper, and the first limited post, the second limited post, third limited post, the 4th limited post with
First limit hole, the second limit hole, third limit hole, the 4th limit hole site are corresponding.
As further scheme of the invention: the compound punch-pin is arranged through stripper and the second punch retainer,
And compound convex mould diameter is less than the diameter of cavity plate slot, the diameter of the punch-pin slot is greater than the diameter of formed punch.
As further scheme of the invention: the cavity plate slot is in backing plate, the first punch retainer, concave template
Center portion position, the connecting rod is fixedly connected with cavity plate slot, and connecting rod is fixedly connected with formed punch.
As further scheme of the invention: the inside of second punch retainer is hollow structure, and second is convex
The inside of mould fixed plate is filled with noise reduction sponge.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention is by position-limit mechanism, using the first limited post, the second limited post, third limited post and the 4th limited post to production
Product are fixed, and limit to it, prevent occurring the phenomenon that displacement, dislocation in its punching course, improve stamping quality, so that
Workpiece punching is accurate, and accuracy is high.
2, the present invention drives upper die holder to move down by the first guide post and the second guide post, so that concave template pushing be driven to be produced
The press work of product can realize the work that automatically resets of stripper, under being convenient for by reset spring after terminating press work
The progress of one step process, while being convenient for the taking-up of product.
3, it is pushed in punching course of the present invention by upper die holder, so that cavity plate slot is inserted on compound punch-pin, thus formed punch card
Enter in punch-pin slot, realizes punching operation, while pressurizeing to stripper by concave template, carry out the bending process of product, it is real
Existing press work.
4, the present invention realizes the fixation of the second punch retainer and stripper by fixed column, simultaneously because fixed column is embedded in
Stripper is fixed in fixation hole, in punching course, is limited to moving down for stripper, and play certain buffering effect,
Guarantee the accuracy of punching course.
5, the present invention can reduce stamping die during the work time by the noise reduction sponge inside the second punch retainer
The noise generated by shock plays certain absorbing sound and lowering noise effect.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of stamping die with automatic positioning mechanism.
Fig. 2 is a kind of mounting structure schematic diagram of stripper in stamping die with automatic positioning mechanism.
Fig. 3 is a kind of structural schematic diagram of concave template in stamping die with automatic positioning mechanism.
Fig. 4 is a kind of structural schematic diagram of position-limit mechanism in stamping die with automatic positioning mechanism.
Fig. 5 is a kind of planar structure schematic diagram of stamping die with automatic positioning mechanism.
Fig. 6 is a kind of compressed structural schematic diagram of stamping die with automatic positioning mechanism.
In figure: 1, die ontology；2, die shank；3, upper die holder；4, first through hole；5, the first guide post；6, backing plate；7, first is convex
Mould fixed plate；8, concave template；9, compound punch-pin；10, the second punch retainer；11, lower die holder；12, the second guide post；13, discharging
Plate；14, reset spring；15, third through-hole；16, fourth hole；17, fixed column；18, fixation hole；19, position-limit mechanism；20,
Two through-holes；21, cavity plate slot；22, the first limit hole；23, the second limit hole；24, third limit hole；25, the 4th limit hole；26,
Punch-pin slot；27, connecting rod；28, formed punch；191, the first limited post；192, the second limited post；193, third limited post；194,
Four limited posts.
Specific embodiment
Please refer to Fig. 1~6, in the embodiment of the present invention, a kind of stamping die with automatic positioning mechanism, including mold sheet
Body 1, die shank 2, upper die holder 3, first through hole 4, the first guide post 5, backing plate 6, the first punch retainer 7, concave template 8, compound punch-pin
9, the second punch retainer 10, lower die holder 11, the second guide post 12, stripper 13, reset spring 14, third through-hole 15, four-way
Hole 16, fixed column 17, fixation hole 18, position-limit mechanism 19, the second through-hole 20, cavity plate slot 21, the first limit hole 22, the second limit hole
23, third limit hole 24, the 4th limit hole 25, punch-pin slot 26, connecting rod 27 and formed punch 28, the top of die ontology 1 are equipped with
Upper die holder 3, and the bottom of die ontology 1 is fixedly installed with lower die holder 11, the junction of upper die holder 3 and lower die holder 11 are equipped with the
One guide post 5 and the second guide post 12, upper die holder 3 are fixedly connected with lower die holder 11 by the second guide post 12 and the first guide post 5, and first leads
Column 5 is arranged in parallel with the second guide post 12, and the upper end of upper die holder 3 is fixedly connected with die shank 2, and the upper surface of upper die holder 3 offers
The upper surface of first through hole 4, upper die holder 3 offers the second through-hole 20, and the following table of upper die holder 3 far from the side of first through hole 4
Face is fixedly installed with backing plate 6, and the lower surface of backing plate 6 is fixedly connected with the first punch retainer 7, under the first punch retainer 7
Surface is fixedly installed with concave template 8, drives upper die holder 3 to move down by the first guide post 5 and the second guide post 12, to drive concave template
8 push the press work for carrying out product.
The centre of concave template 8 offers cavity plate slot 21, and four angles of concave template 8 offer the first limit in rectangle
Hole 22, the second limit hole 23, third limit hole 24 and the 4th limit hole 25, the inside of cavity plate slot 21 are fixedly installed with connecting rod
27, the bottom end of connecting rod 27 is fixedly connected with formed punch 28, and cavity plate slot 21 is through backing plate 6, the first punch retainer 7, concave template 8
Centre, connecting rod 27 are fixedly connected with cavity plate slot 21, and connecting rod 27 is fixedly connected with formed punch 28, the upper table of lower die holder 11
Face is fixedly mounted the second punch retainer 10, and the inside of the second punch retainer 10 is hollow structure, and the second punch retainer
10 inside can reduce stamping die and existed filled with noise reduction sponge by the noise reduction sponge inside the second punch retainer 10
The noise generated in the course of work by shock plays certain absorbing sound and lowering noise effect.
11 upper surface of lower die holder, which is located at a side position of the second punch retainer 10, offers third through-hole 15, the other side
Offer fourth hole 16, the second guide post 12 is connected with lower die holder 11 by the perforation of fourth hole 16, and the second guide post 12 with it is upper
Die holder 3 is connected with lower die holder 11 by the perforation of third through-hole 15 by the perforation connection of the second through-hole 20, the first guide post 5, and first
Guide post 5 and upper die holder 3 are connected by the perforation of first through hole 4, and the upper surface insertion of the second punch retainer 10 is provided with Convex Composite
Mould 9, and the upper surface of the second punch retainer 10 is located at a side position of compound punch-pin 9 and is fixedly installed with reset spring 14,
The inside of compound punch-pin 9 offers punch-pin slot 26, and the top insertion of compound punch-pin 9 is equipped with stripper 13, reset spring 14
One end connect the second punch retainer 10, the other end connects stripper 13, and reset spring 14, altogether there are four installations, four are multiple
Position spring 14, in the junction of the second punch retainer 10 and stripper 13, can tied in distributed rectangular by reset spring 14
The work that automatically resets of stripper 13 is realized after beam press work, while being convenient for the taking-up of product.
The upper surface of second punch retainer 10, which is located at a side position of reset spring 14, is fixedly installed with fixed column 17,
Four angles of stripper 13 offer fixation hole 18 in rectangle, and the top of fixed column 17 is fixed on fixation hole 18 through stripper 13
In, and there are four the total settings of fixed column 17, fixed column 17 is fixedly mounted on four angles of the second punch retainer 10 in rectangle, leads to
The fixation that fixed column 17 realizes the second punch retainer 10 and stripper 13 is crossed, is consolidated simultaneously because fixed column 17 is embedded in stripper 13
It is scheduled in fixation hole 18, in punching course, moving down for stripper 13 is limited, and play certain buffering effect, guaranteed
The accuracy of punching course.
Compound punch-pin 9 is arranged through stripper 13 and the second punch retainer 10, and 9 diameter of compound punch-pin is less than cavity plate slot
21 diameter, the diameter of punch-pin slot 26 are greater than the diameter of formed punch 28, are pushed in punching course by upper die holder 3, so that cavity plate slot
21 are inserted on compound punch-pin 9, so that formed punch 28 is caught in punch-pin slot 26, realize punching operation, while by concave template 8 to discharging
Plate 13 pressurizes, and carries out the bending process of product, realizes press work.
Limited position mechanism 19 is fixedly mounted in the upper surface of stripper 13, and position-limit mechanism 19 includes the first limited post 191, second
Limited post 192, third limited post 193 and the 4th limited post 194 are equipped with the second limit at the horizontal direction of first limited post 191
Position column 192, and the 4th limited post 194, the level side of the 4th limited post 194 are installed at the vertical direction of first limited post 191
Third limited post 193, the first limited post 191, the second limited post 192, third limited post 193, the 4th limited post are installed to place
194 in distributed rectangular on the top of stripper 13, and the first limited post 191, the second limited post 192, third limited post 193, the
Four limited posts 194 are corresponding with the first limit hole 22, the second limit hole 23, third limit hole 24,25 position of the 4th limit hole, pass through
Position-limit mechanism 19 is using the first limited post 191, the second limited post 192, third limited post 193 and the 4th limited post 194 to product
It is fixed, it is limited, prevent occurring the phenomenon that displacement, dislocation in its punching course, stamping quality is improved, so that work
Part punching is accurate, and accuracy is high.
The working principle of the invention is: firstly, the mold processed will be needed to be put into 13 upper end of stripper, passing through position-limit mechanism
19 are fixed product using the first limited post 191, the second limited post 192, third limited post 193 and the 4th limited post 194,
It is limited, prevents occurring the phenomenon that displacement, dislocation in its punching course, improves stamping quality, so that workpiece punching essence
Standard, accuracy is high, then, drives upper die holder 3 to move down by the first guide post 5 and the second guide post 12, so that concave template 8 be driven to push
The press work of product is carried out, is pushed in punching course by upper die holder 3, so that cavity plate slot 21 is inserted on compound punch-pin 9, thus
Formed punch 28 is caught in punch-pin slot 26, is realized punching operation, while pressurizeing to stripper 13 by concave template 8, is carried out product
Bending process, realize press work, further, the second punch retainer 10 and stripper 13 realized by fixed column 17
It is fixed, it is fixed in fixation hole 18 simultaneously because fixed column 17 is embedded in stripper 13, in punching course, to moving down for stripper 13
It is limited, and plays certain buffering effect, guarantee the accuracy of punching course, meanwhile, pass through the second punch retainer 10
Internal noise reduction sponge, can reduce the noise that stamping die is generated by shock during the work time, plays certain sound-absorbing
Noise reduction effect, finally, realizing the work that automatically resets of stripper 13 by reset spring 14, while just after press work
In the taking-up of product.
Claims (9)
1. a kind of stamping die with automatic positioning mechanism, including it is die ontology (1), die shank (2), upper die holder (3), first logical
Hole (4), the first guide post (5), backing plate (6), the first punch retainer (7), concave template (8), compound punch-pin (9), the second punch-pin are solid
Fixed board (10), lower die holder (11), the second guide post (12), stripper (13), reset spring (14), third through-hole (15), four-way
Hole (16), fixed column (17), fixation hole (18), position-limit mechanism (19), the second through-hole (20), cavity plate slot (21), the first limit hole
(22), the second limit hole (23), third limit hole (24), the 4th limit hole (25), punch-pin slot (26), connecting rod (27) and formed punch
(28), which is characterized in that be equipped with upper die holder (3) at the top of the die ontology (1), and the bottom of die ontology (1) is fixed
It is equipped with lower die holder (11), the junction of the upper die holder (3) and lower die holder (11) is equipped with the first guide post (5) and the second guide post
(12), and the upper end of upper die holder (3) is fixedly connected with die shank (2), and the upper surface of the upper die holder (3) offers first through hole
(4), and the upper surface of upper die holder (3) offers the second through-hole (20) far from the side of first through hole (4), the upper die holder (3)
Lower surface be fixedly installed with backing plate (6), the lower surface of the backing plate (6) is fixedly connected with the first punch retainer (7), described
The lower surface of first punch retainer (7) is fixedly installed with concave template (8), and the centre of the concave template (8) offers recessed
Die cavity (21), and four angles of concave template (8) offer the first limit hole (22), the second limit hole (23), third limit in rectangle
Position hole (24) and the 4th limit hole (25), the inside of the cavity plate slot (21) are fixedly installed with connecting rod (27), the connecting rod
(27) bottom end is fixedly connected with formed punch (28), and the second punch retainer is fixedly mounted in the upper surface of the lower die holder (11)
(10), and lower die holder (11) upper surface is located at a side position of the second punch retainer (10) and offers third through-hole (15),
The other side offers fourth hole (16), and the upper surface insertion of second punch retainer (10) is provided with compound punch-pin (9),
And second the upper surface of punch retainer (10) be located at a side position of compound punch-pin (9) and be fixedly installed with reset spring
(14), the upper surface of second punch retainer (10), which is located at a side position of reset spring (14), is fixedly installed with fixation
The inside of column (17), the compound punch-pin (9) offers punch-pin slot (26), and the top insertion of compound punch-pin (9) is equipped with and unloads
Limited position mechanism (19) are fixedly mounted in the upper surface of flitch (13), the stripper (13), and four angles of stripper (13) are in
Rectangle offers fixation hole (18).
2. a kind of stamping die with automatic positioning mechanism according to claim 1, which is characterized in that the position restrainer
Structure (19) includes the first limited post (191), the second limited post (192), third limited post (193) and the 4th limited post (194), institute
It states and is equipped at the horizontal direction of the first limited post (191) the second limited post (192), and the Vertical Square of the first limited post (191)
The 4th limited post (194) is installed to place, third limited post is installed at the horizontal direction of the 4th limited post (194)
(193).
3. a kind of stamping die with automatic positioning mechanism according to claim 1, which is characterized in that the upper die holder
(3) it is fixedly connected with lower die holder (11) by the second guide post (12) and the first guide post (5), second guide post (12) and lower die holder
(11) by fourth hole (16) perforation connection, and the second guide post (12) and upper die holder (3) are connected by the second through-hole (20) perforation
It connects, first guide post (5) and lower die holder (11) are connected by third through-hole (15) perforation, and the first guide post (5) and upper die holder
(3) by first through hole (4) perforation connection, first guide post (5) is arranged in parallel with the second guide post (12).
4. a kind of stamping die with automatic positioning mechanism according to claim 1, which is characterized in that the reset bullet
One end of spring (14) connects the second punch retainer (10), and the other end connects stripper (13), and reset spring (14) is installed altogether
There are four, connection of four reset springs (14) in distributed rectangular in the second punch retainer (10) and stripper (13)
Place.
5. a kind of stamping die with automatic positioning mechanism according to claim 1, which is characterized in that the fixed column
(17) top is fixed in fixation hole (18) through stripper (13), and there are four the total settings of fixed column (17), the fixation
Column (17) is fixedly mounted on four angles of the second punch retainer (10) in rectangle.
6. a kind of stamping die with automatic positioning mechanism according to claim 1 or 2, which is characterized in that described
One limited post (191), the second limited post (192), third limited post (193), the 4th limited post (194) are in distributed rectangular in discharging
The top of plate (13), and the first limited post (191), the second limited post (192), third limited post (193), the 4th limited post
(194) corresponding with the first limit hole (22), the second limit hole (23), third limit hole (24), the 4th limit hole (25) position.
7. a kind of stamping die with automatic positioning mechanism according to claim 1, which is characterized in that the Convex Composite
Mould (9) is arranged through stripper (13) and the second punch retainer (10), and compound punch-pin (9) diameter is less than cavity plate slot (21)
Diameter, the diameter of the punch-pin slot (26) are greater than the diameter of formed punch (28).
8. a kind of stamping die with automatic positioning mechanism according to claim 1, which is characterized in that the cavity plate slot
(21) through backing plate (6), the centre of the first punch retainer (7), concave template (8), the connecting rod (27) and cavity plate slot
(21) it is fixedly connected, and connecting rod (27) is fixedly connected with formed punch (28).
9. a kind of stamping die with automatic positioning mechanism according to claim 1, which is characterized in that described second is convex
The inside of mould fixed plate (10) is hollow structure, and the inside of the second punch retainer (10) is filled with noise reduction sponge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810815557.9A CN109013871A (en) | 2018-07-16 | 2018-07-16 | A kind of stamping die with automatic positioning mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810815557.9A CN109013871A (en) | 2018-07-16 | 2018-07-16 | A kind of stamping die with automatic positioning mechanism |
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| CN109013871A true CN109013871A (en) | 2018-12-18 |
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| CN201810815557.9A Pending CN109013871A (en) | 2018-07-16 | 2018-07-16 | A kind of stamping die with automatic positioning mechanism |
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| CN109834756A (en) * | 2019-02-22 | 2019-06-04 | 无锡市科虹标牌有限公司 | A kind of diaphragm avulsion equipment |
| CN110126013A (en) * | 2019-05-09 | 2019-08-16 | 长兴旗开机械设备有限公司 | A kind of internal partition punching die of battery cell case |
| CN110216208A (en) * | 2019-07-24 | 2019-09-10 | 芜湖裕优机械科技有限公司 | A kind of stamping die with automatic positioning Workpiece structure |
| CN113290903A (en) * | 2021-04-20 | 2021-08-24 | 太田机械江苏有限公司 | High-precision single-column hydraulic machine |
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| CN110216208A (en) * | 2019-07-24 | 2019-09-10 | 芜湖裕优机械科技有限公司 | A kind of stamping die with automatic positioning Workpiece structure |
| CN113290903A (en) * | 2021-04-20 | 2021-08-24 | 太田机械江苏有限公司 | High-precision single-column hydraulic machine |
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