CN108672536B - Positive polar cap die mould device is used in dry battery processing - Google Patents
Positive polar cap die mould device is used in dry battery processing Download PDFInfo
- Publication number
- CN108672536B CN108672536B CN201810393118.3A CN201810393118A CN108672536B CN 108672536 B CN108672536 B CN 108672536B CN 201810393118 A CN201810393118 A CN 201810393118A CN 108672536 B CN108672536 B CN 108672536B
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- block
- fixedly connected
- die
- mould
- dry battery
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Classifications
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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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
-
- 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
- B21D37/04—Movable or exchangeable mountings for tools
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/005—Devices for making primary cells
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The invention discloses a positive electrode cap profiling device for processing a dry battery, which comprises a bottom plate, wherein supporting legs are fixedly connected to two sides of the bottom plate, a leakage hole is formed in the middle of the bottom plate, a stand column positioned on the back face of the leakage hole is fixedly connected to the top of the bottom plate, a supporting arm is fixedly connected to the top of the front face of the stand column, and a containing block is movably installed at the bottom of the supporting arm. This positive polar cap die mould device is used in dry battery processing, through setting up connecting block one, the connecting strip, stopper and spacing groove, can hold the bottom of piece with terrace die movable mounting, make the terrace die can dismantle, and through setting up connecting block two, connecting rod and nut, can be in the same place die and cylinder movable mounting, make the die can dismantle, thereby make die mould device can change the mould according to the specification of different positive polar caps, need not another kind of supporting die mould device and can process, can save the processing cost of positive polar cap, thereby people of being convenient for use.
Description
Technical Field
The invention relates to the technical field of dry battery processing, in particular to a positive electrode cap profiling device for dry battery processing.
Background
the dry battery is a voltaic battery, the content is made into paste without overflowing by using a certain absorbent (such as wood chips or gelatin), the dry battery has a positive electrode and a negative electrode, the zinc-manganese dry battery is a dry battery commonly used in daily life, the negative electrode is a zinc cylinder, the positive electrode is a carbon electrode, one end of the carbon electrode extends to the outside of the zinc cylinder, a metal cap is arranged on the metal cap, the metal cap is called a positive electrode cap, when the positive electrode cap is processed, a metal block needs to be pressed and formed by using a pressing device, the pressing device presses the metal block through a male die and a female die, but the existing pressing device cannot replace the male die and the female die, so that the die cannot be adjusted according to the positive electrode caps of different models, another matched pressing device is needed to process, the processing cost of the positive electrode cap is increased, and the use of people is inconvenient.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a positive electrode cap profiling device for processing a dry battery, which has the advantages of being capable of replacing a mold according to the specifications of different positive electrode caps and the like, and solves the problem that the mold cannot be replaced according to the specifications of different positive electrode caps by the conventional profiling device.
(II) technical scheme
In order to achieve the purpose of replacing the mold according to the specifications of different positive caps, the invention provides the following technical scheme: a positive pole cap profiling device for processing a dry battery comprises a bottom plate, wherein supporting legs are fixedly connected to two sides of the bottom plate, a leak hole is formed in the middle of the bottom plate, a stand column located on the back face of the leak hole is fixedly connected to the top of the bottom plate, a supporting arm is fixedly connected to the top of the front face of the stand column, a containing block is movably installed at the bottom of the supporting arm, a male die is movably installed at the bottom of the containing block, a female die located at the top of the leak hole is slidably connected to the top of the bottom plate, and air cylinders movably installed on two sides of the;
The top of the male die is fixedly connected with a first connecting block, two ends of the top of the first connecting block are fixedly connected with connecting strips, the top ends of the connecting strips are movably connected inside the containing block, a driving plate located on one side of the connecting strips is slidably connected inside the containing block, a limiting block is fixedly connected to one side, close to the connecting strips, of the driving plate, one side, close to the driving plate, of the connecting strips is fixedly connected with a limiting groove, one end, far away from the driving plate, of the limiting block is clamped in the limiting groove, one side, far away from the limiting block, of the driving plate is fixedly connected with a pressure spring, one end, far away from the driving plate, of the pressure spring is fixedly connected with the inner wall of the containing block, one side, far away from the pressure spring, of the driving plate is fixedly connected with a first push rod located;
The die includes left mould and right mould, the ejector pin fixedly connected with connecting block two of cylinder, the left side of left side mould and the right side of right mould all with two swing joint of connecting block, the left front end of left side mould and the front end on rear end and the right side mould right side and the equal fixedly connected with connecting rod in rear end, the spread groove has all been seted up to the front end and the rear end at two tops of connecting block, the one end that the die was kept away from to the connecting rod passes the spread groove and extends to the outside of spread groove, one side swing joint that the die was kept away from to connecting block two has the nut on connecting rod surface.
preferably, the top and the bottom of driving plate all fixedly connected with guide block, the inner wall of holding the piece is seted up and is located the guide way of driving plate top and bottom, guide block sliding connection is in the guide way.
Preferably, the inside movable mounting of push rod two has transmission piece one, transmission piece one is close to the one end fixedly connected with transmission piece two of holding the piece, the positive fixedly connected with fixture block of transmission piece two, the opening has been seted up at the top of push rod two, the holding tank has all been seted up to the both sides of holding the piece, the draw-in groove that is located the holding tank top is seted up to the inner wall of holding the piece, draw-in groove and holding tank intercommunication, the one end that transmission piece two was kept away from to transmission piece one extends to the outside and the fixedly connected with of push rod two and turns round the piece.
Preferably, the left side of the right die is fixedly connected with a fixing block, the right side of the left die is provided with a fixing groove, and the left end of the fixing block is clamped in the fixing groove.
preferably, the bottom of the female die is fixedly connected with sliding blocks located on the front side and the back side of the leak hole, the top of the bottom plate is provided with a sliding groove located at the bottom of the sliding block, and the sliding block is connected in the sliding groove in a sliding mode.
(III) advantageous effects
Compared with the prior art, the invention provides a positive electrode cap profiling device for processing dry batteries, which has the following beneficial effects:
1. This positive polar cap die mould device is used in dry battery processing, through setting up connecting block one, the connecting strip, stopper and spacing groove, can hold the bottom of piece with terrace die movable mounting, make the terrace die can dismantle, and through setting up connecting block two, connecting rod and nut, can be in the same place die and cylinder movable mounting, make the die can dismantle, thereby make die mould device can change the mould according to the specification of different positive polar caps, need not another kind of supporting die mould device and can process, can save the processing cost of positive polar cap, thereby people of being convenient for use.
2. The positive electrode cap profiling device for processing the dry battery can guide the transmission plate by arranging the guide block and the guide groove, so that the transmission plate can more stably push the limiting block to move, the limit block II can be limited after the limit block is withdrawn from the limit groove by arranging the fixture block and the clamping groove, so that the limit block can not be clamped into the limit groove under the pushing of the pressure spring, a user can conveniently disassemble and assemble the male die, the fixture block can be conveniently rotated by the user by arranging the first transmission block, the second transmission block and the torsion block, thereby being convenient for releasing the clamping between the clamping block and the clamping groove, increasing the connection tightness of the left die and the right die by arranging the fixing block and the fixing groove, leading the left die and the right die to be connected together more stably, through setting up slider and spout, can lead to the die, let the die can more stable removal to in letting the fixed block can be more accurate card advance the fixed slot.
drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic sectional view of the front structure of the containing block of the present invention;
FIG. 3 is a schematic sectional view of a top view of the receiving block of the present invention;
FIG. 4 is a left side view of the connection structure of the second transmission block and the fixture block of the present invention;
FIG. 5 is a right side view schematically illustrating a connection structure of the slider and the chute according to the present invention;
FIG. 6 is an enlarged view of a portion of the structure at A in FIG. 1 according to the present invention;
FIG. 7 is an enlarged view of a portion of the structure shown at B in FIG. 2 according to the present invention;
Fig. 8 is an enlarged view of a portion of the structure at C in fig. 2 according to the present invention.
in the figure: 1 bottom plate, 2 supporting legs, 3 small openings, 4 stands, 5 supporting arms, 6 accommodate the piece, 7 terrace dies, 8 die, 81 left side mould, 82 right side mould, 9 cylinders, 10 connecting block one, 11 connecting strips, 12 driving plates, 13 spacing blocks, 14 spacing grooves, 15 pressure springs, 16 push rod one, 17 push rod two, 18 connecting block two, 19 connecting rods, 20 connecting grooves, 21 nuts, 22 guide blocks, 23 guide grooves, 24 driving block one, 25 driving block two, 26 fixture blocks, 27 through openings, 28 accommodating grooves, 29 draw-in grooves, 30 twist block, 31 fixed block, 32 fixed grooves, 33 sliders, 34 chutes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
referring to fig. 1-8, a positive cap profiling device for processing dry batteries comprises a base plate 1, wherein supporting legs 2 are fixedly connected to two sides of the bottom of the base plate 1, a leak hole 3 is formed in the middle of the base plate 1, a stand column 4 positioned on the back of the leak hole 3 is fixedly connected to the top of the base plate 1, a supporting arm 5 is fixedly connected to the top of the front of the stand column 4, a containing block 6 is movably installed at the bottom of the supporting arm 5, a convex mold 7 is movably installed at the bottom of the containing block 6, a concave mold 8 positioned at the top of the leak hole 3 is slidably connected to the top of the base plate 1, sliding blocks 33 positioned on the front and the back of the leak hole 3 are fixedly connected to the bottom of the concave mold 8, a sliding groove 34 positioned at the bottom of the sliding block 33 is formed in the top of the base plate 1, the sliding block 33 is slidably, therefore, the fixing block 31 can be more accurately clamped into the fixing groove 32, and the top of the bottom plate 1 is fixedly connected with the air cylinders 9 movably arranged on two sides of the female die 8;
the top of the male die 7 is fixedly connected with a first connecting block 10, both ends of the top of the first connecting block 10 are fixedly connected with connecting strips 11, the top ends of the connecting strips 11 are movably connected inside the containing block 6, the inside of the containing block 6 is slidably connected with a transmission plate 12 positioned on one side of the connecting strips 11, both the top and the bottom of the transmission plate 12 are fixedly connected with guide blocks 22, the inner wall of the containing block 6 is provided with guide grooves 23 positioned on the top and the bottom of the transmission plate 12, the guide blocks 22 are slidably connected in the guide grooves 23, the transmission plate 12 can be guided by arranging the guide blocks 22 and the guide grooves 23, the transmission plate 12 can more stably push the limit blocks 13 to move, one side of the transmission plate 12, which is close to the connecting strips 11, is fixedly connected with limit blocks 13, one side of the connecting strips 11, which is close to the transmission plate 12, one end of the limit blocks 13, one side of the transmission plate 12 far away from the limiting block 13 is fixedly connected with a pressure spring 15, one end of the pressure spring 15 far away from the transmission plate 12 is fixedly connected with the inner wall of the containing block 6, one side of the transmission plate 12 far away from the pressure spring 15 is fixedly connected with a first push rod 16 positioned on the front side and the back side of the connecting strip 11, one end of the first push rod 16 far away from the transmission plate 12 penetrates through the containing block 6 and is fixedly connected with a second push rod 17, a first transmission block 24 is movably arranged inside the second push rod 17, one end of the first transmission block 24 close to the containing block 6 is fixedly connected with a second transmission block 25, the front side of the second transmission block 25 is fixedly connected with a clamping block 26, the top of the second push rod 17 is provided with a through hole 27, both sides of the containing block 6 are provided with containing grooves 28, the inner wall of the containing block 6 is provided with a clamping groove 29 positioned at the top of the containing groove, through the arrangement of the fixture block 26 and the clamping groove 29, the second push rod 17 can be limited after the limiting block 13 is withdrawn from the limiting groove 14, the limiting block 13 cannot be clamped into the limiting groove 14 under the pushing of the pressure spring 15, a user can conveniently disassemble and assemble the male die 7, and through the arrangement of the first transmission block 24, the second transmission block 25 and the torsion block 30, the user can conveniently rotate the fixture block 26, so that the clamping connection between the fixture block 26 and the clamping groove 29 can be conveniently released;
The female die 8 comprises a left die 81 and a right die 82, a fixed block 31 is fixedly connected to the left side of the right die 82, a fixed groove 32 is formed in the right side of the left die 81, the left end of the fixed block 31 is clamped in the fixed groove 32, the tightness of connection between the left die 81 and the right die 82 can be increased by arranging the fixed block 31 and the fixed groove 32, the left die 81 and the right die 82 can be connected together more stably, a connecting block II 18 is fixedly connected to a mandril of the air cylinder 9, the left side of the left die 81 and the right side of the right die 82 are both movably connected with the connecting block II 18, connecting rods 19 are fixedly connected to the front end and the rear end of the left side of the left die 81 and the front end and the rear end of the right side of the right die 82, connecting grooves 20 are formed in the front end and the rear end of the top of the connecting block II 18, one end, far away from the female die 8, of the connecting rod 19, through setting up connecting block one 10, connecting strip 11, stopper 13 and spacing groove 14, can hold the bottom of piece 6 with terrace die 7 movable mounting, make terrace die 7 can dismantle, and through setting up connecting block two 18, connecting rod 19 and nut 21, can be in the same place die 8 and cylinder 9 movable mounting, make die 8 can dismantle, thereby make the die mould device can change the mould according to the specification of different anodal caps, it can process to need not another kind of supporting die mould device, can save the processing cost of anodal cap, thereby people of being convenient for use.
When the male die 7 needs to be disassembled, the push rod II 17 is pushed inwards, the push rod II 17 pushes the transmission plate 12 to move inwards through the push rod I16, the transmission plate 12 drives the limit block 13 to be separated from the limit groove 14, then the male die 7 is moved downwards to complete disassembly, when the male die 7 needs to be assembled, the connecting strip 11 is inserted into the accommodating block 6 from the bottom, the limit groove 14 is aligned with the limit block 13 after the top of the connecting block I10 is contacted with the bottom of the accommodating block 6, the push rod II 17 is loosened, the transmission plate 12 is pushed to move through the pressure spring 15, the limit block 13 is reversely moved to be inserted into the limit groove 14 to complete assembly, when the female die 8 needs to be disassembled, the nut 21 is unscrewed, then the female die 8 is moved upwards to complete disassembly, when the female die 8 needs to be assembled, the slide block 33 is placed into the sliding groove 34, and the fixing block 31 needs to be in a state of being clamped in the, then, the second connecting block 18 is pushed to move through the air cylinder 9, the second connecting block 18 is enabled to be flush with the female die 8, meanwhile, the connecting rod 19 is enabled to be located in the connecting groove 20, and then the nut 21 is screwed on to complete installation.
in conclusion, this positive pole cap die mould device for dry battery processing, through setting up connecting block one 10, connecting strip 11, stopper 13 and spacing groove 14, can hold the bottom of piece 6 with terrace die 7 movable mounting, make terrace die 7 can dismantle, and through setting up connecting block two 18, connecting rod 19 and nut 21, can be in the same place die 8 and cylinder 9 movable mounting, make die 8 can dismantle, thereby make die mould device can change the mould according to the specification of different positive pole caps, need not another kind of supporting die mould device and can process, can save the processing cost of positive pole cap, the problem that the mould can't be changed according to the specification of different positive pole caps to current die mould device has been solved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. the utility model provides a processing of dry battery is with positive polar cap die mould device, includes bottom plate (1), its characterized in that: the supporting legs (2) are fixedly connected to two sides of the bottom plate (1), a leak hole (3) is formed in the middle of the bottom plate (1), the top of the bottom plate (1) is fixedly connected with a stand column (4) located on the back of the leak hole (3), the top of the front face of the stand column (4) is fixedly connected with a supporting arm (5), a containing block (6) is movably mounted at the bottom of the supporting arm (5), a male die (7) is movably mounted at the bottom of the containing block (6), a female die (8) located at the top of the leak hole (3) is slidably connected to the top of the bottom plate (1), and cylinders (9) movably mounted on two sides of the female die (8) are fixedly connected to the top of the;
The top of the male die (7) is fixedly connected with a first connecting block (10), two ends of the top of the first connecting block (10) are fixedly connected with a connecting strip (11), the top end of the connecting strip (11) is movably connected inside the accommodating block (6), the inside of the accommodating block (6) is slidably connected with a transmission plate (12) positioned on one side of the connecting strip (11), one side of the transmission plate (12) close to the connecting strip (11) is fixedly connected with a limiting block (13), one side of the connecting strip (11) close to the transmission plate (12) is fixedly connected with a limiting groove (14), one end of the limiting block (13) far away from the transmission plate (12) is clamped in the limiting groove (14), one side of the transmission plate (12) far away from the limiting block (13) is fixedly connected with a pressure spring (15), one end of the pressure spring (15) far away from the transmission plate (12) is fixedly connected with the inner wall of the accommodating block (, one side, far away from the pressure spring (15), of the transmission plate (12) is fixedly connected with a first push rod (16) which is positioned on the front surface and the back surface of the connecting strip (11), and one end, far away from the transmission plate (12), of the first push rod (16) penetrates through the containing block (6) and is fixedly connected with a second push rod (17);
die (8) are including left mould (81) and right mould (82), ejector pin fixedly connected with connecting block two (18) of cylinder (9), the left side of left side mould (81) and the right side of right mould (82) all with connecting block two (18) swing joint, left side mould (81) left front end and rear end and the front end on right side mould (82) and the equal fixedly connected with connecting rod (19) of rear end, connecting groove (20) have all been seted up to the front end and the rear end at connecting block two (18) top, the one end that die (8) were kept away from in connecting rod (19) passes connecting groove (20) and extends to the outside of connecting groove (20), one side swing joint that die (8) were kept away from in connecting block two (18) has nut (21) on connecting rod (19) surface.
2. The positive electrode cap profiling device for dry battery processing as claimed in claim 1, wherein: the equal fixedly connected with guide block (22) in top and the bottom of driving plate (12), guide way (23) that are located driving plate (12) top and bottom are seted up to the inner wall of holding piece (6), guide block (22) sliding connection is in guide way (23).
3. The positive electrode cap profiling device for dry battery processing as claimed in claim 1, wherein: the inside movable mounting of push rod two (17) has drive block one (24), drive block one (24) are close to the one end fixedly connected with drive block two (25) of holding piece (6), the positive fixedly connected with fixture block (26) of drive block two (25), opening (27) have been seted up at the top of push rod two (17), holding tank (28) have all been seted up to the both sides of holding piece (6), hold the inner wall of holding piece (6) and set up draw-in groove (29) that are located holding tank (28) top, draw-in groove (29) and holding tank (28) intercommunication, the one end that drive block two (25) were kept away from in drive block one (24) extends to the outside and the fixedly connected with of push rod two (17) and turns round piece (30).
4. The positive electrode cap profiling device for dry battery processing as claimed in claim 1, wherein: the left side fixedly connected with fixed block (31) of right mould (82), fixed slot (32) have been seted up on the right side of left mould (81), the left end joint of fixed block (31) is in fixed slot (32).
5. The positive electrode cap profiling device for dry battery processing as claimed in claim 1, wherein: the bottom fixedly connected with of die (8) is located the slider (33) at leak hole (3) front and back, spout (34) that are located slider (33) bottom are seted up to the top of bottom plate (1), slider (33) sliding connection is in spout (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810393118.3A CN108672536B (en) | 2018-04-27 | 2018-04-27 | Positive polar cap die mould device is used in dry battery processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810393118.3A CN108672536B (en) | 2018-04-27 | 2018-04-27 | Positive polar cap die mould device is used in dry battery processing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108672536A CN108672536A (en) | 2018-10-19 |
| CN108672536B true CN108672536B (en) | 2019-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810393118.3A Active CN108672536B (en) | 2018-04-27 | 2018-04-27 | Positive polar cap die mould device is used in dry battery processing |
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| CN (1) | CN108672536B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08112629A (en) * | 1994-10-13 | 1996-05-07 | Aida Eng Ltd | Die holder device |
| CN203409108U (en) * | 2013-07-04 | 2014-01-29 | 天津市天锻压力机有限公司 | Quick male-die changing device of seal head forming equipment |
| CN204294724U (en) * | 2014-12-17 | 2015-04-29 | 南车株洲电机有限公司 | A kind of removable motor stamping single punch-die structure |
| CN105478582A (en) * | 2015-12-26 | 2016-04-13 | 山东中际电工装备股份有限公司 | Quick die replacing device |
| CN205438990U (en) * | 2016-04-01 | 2016-08-10 | 福州新信制动系统有限公司 | Production automobile brake shoe can change device of mould fast |
| CN206912038U (en) * | 2017-07-10 | 2018-01-23 | 齐双莲 | A kind of punch press for being conveniently replaceable drift |
-
2018
- 2018-04-27 CN CN201810393118.3A patent/CN108672536B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08112629A (en) * | 1994-10-13 | 1996-05-07 | Aida Eng Ltd | Die holder device |
| CN203409108U (en) * | 2013-07-04 | 2014-01-29 | 天津市天锻压力机有限公司 | Quick male-die changing device of seal head forming equipment |
| CN204294724U (en) * | 2014-12-17 | 2015-04-29 | 南车株洲电机有限公司 | A kind of removable motor stamping single punch-die structure |
| CN105478582A (en) * | 2015-12-26 | 2016-04-13 | 山东中际电工装备股份有限公司 | Quick die replacing device |
| CN205438990U (en) * | 2016-04-01 | 2016-08-10 | 福州新信制动系统有限公司 | Production automobile brake shoe can change device of mould fast |
| CN206912038U (en) * | 2017-07-10 | 2018-01-23 | 齐双莲 | A kind of punch press for being conveniently replaceable drift |
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| Publication number | Publication date |
|---|---|
| CN108672536A (en) | 2018-10-19 |
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