CN117862309B - Automatic stamping equipment of lithium battery shell aluminum plate - Google Patents
Automatic stamping equipment of lithium battery shell aluminum plate Download PDFInfo
- Publication number
- CN117862309B CN117862309B CN202410119979.8A CN202410119979A CN117862309B CN 117862309 B CN117862309 B CN 117862309B CN 202410119979 A CN202410119979 A CN 202410119979A CN 117862309 B CN117862309 B CN 117862309B
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- Prior art keywords
- stamping
- plate
- door
- shaped frame
- rectangular
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- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 68
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 68
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 23
- 238000006073 displacement reaction Methods 0.000 claims abstract description 16
- 230000001131 transforming effect Effects 0.000 claims abstract description 12
- 238000004080 punching Methods 0.000 claims description 29
- 238000003825 pressing Methods 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 7
- 241000252254 Catostomidae Species 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 14
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 5
- 238000007599 discharging Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
- 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
- B21D37/10—Die sets; Pillar guides
-
- 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
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/18—Advancing work in relation to the stroke of the die or tool by means in pneumatic or magnetic engagement with the work
-
- 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
- B21D43/20—Storage arrangements; Piling or unpiling
- B21D43/22—Devices for piling sheets
-
- 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
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention relates to the technical field of stamping equipment, in particular to automatic stamping equipment for an aluminum plate of a lithium battery shell, which comprises a base, a first 匚 -shaped frame, a second 匚 -shaped frame, a stamping template, a cam jacking unit, a stamping unit, a material taking and transforming unit and a stacking displacement unit. In the existing stamping forming process of the lithium battery shell of the automobile, a plurality of stamping devices and a plurality of feeding manipulators are usually required to work in a matched mode, the production cost is high, and the working efficiency is required to be improved. The cam jacking unit, the material taking conversion unit and the stacking displacement unit adopted by the automatic stamping equipment for the lithium battery shell aluminum plate are matched with the stamping unit, so that the shapes of the front support sliding plate, the rear support sliding plate, the plurality of connecting rods and the side surfaces of the rectangular sucker can be controlled to be mutually converted from a plane to a concave surface, the feeding and discharging work and the secondary stamping work of the aluminum plate to be stamped are integrated into an integrated equipment, and the whole stamping time and the production cost are effectively reduced.
Description
Technical Field
The invention relates to the technical field of stamping equipment, in particular to automatic stamping equipment for an aluminum plate of a lithium battery shell.
Background
The lithium battery case of a new energy automobile is generally composed of a metal material, of which aluminum alloy case is most commonly made of aluminum alloy plate, and is mainly used to protect electrolyte and electrodes inside the battery, and to provide strength, structural support, and protection of battery cells, thereby ensuring safety and stability of the entire battery assembly.
The stamping forming of the lithium battery shell of the automobile has an important effect in the production process, the size and the shape of the shell can be accurately controlled, the consistency of the lithium battery shell is ensured, each produced shell is ensured to have the same shape and size and consistent quality characteristics, the utilization rate of raw materials is improved to the greatest extent, the waste is reduced, the production cost is reduced, the production efficiency is improved, the lithium battery shell can also be enabled to obtain certain strength and durability, the influence of the external environment can be ensured in the use process, the safety of an internal battery component is protected, the manufacturing of the shell can be rapidly and efficiently completed through the stamping forming, the production time is saved, and the production efficiency is improved.
In the existing stamping forming process of the automobile lithium battery shell, because the shape of the automobile lithium battery shell is special, multiple stamping devices are usually required to conduct stamping operation on the automobile lithium battery shell in a divided mode, multiple manipulators are required to be matched with feeding and discharging operation, production cost is high, and working efficiency needs to be improved.
Disclosure of Invention
The invention aims to solve the technical problem that the automatic stamping equipment for the lithium battery shell aluminum plate can solve the above-mentioned problems.
In order to achieve the above purpose, the automatic stamping equipment for the lithium battery shell aluminum plate comprises a base, wherein a first door-shaped frame is arranged at the upper end of the base, a second door-shaped frame is arranged at the upper end of the first door-shaped frame, the opening directions of the first door-shaped frame and the second door-shaped frame are different, a front stamping template and a rear stamping template are symmetrically arranged in the middle of the upper end of the base, a cam jacking unit is arranged on the base, a stamping unit is jointly arranged in the middle of the base and the first door-shaped frame, a material taking and transforming unit is jointly arranged on the front side wall and the rear side wall of the first door-shaped frame, and a stacking displacement unit is jointly arranged on the first door-shaped frame and the second door-shaped frame.
The stamping unit comprises a supporting disc, wherein the middle of the upper end of the inner wall of a door-shaped frame is provided with a hydraulic push rod in a penetrating mode, the telescopic end of the hydraulic push rod is connected with a stamping plate, the stamping plate is provided with stamping heads in a front-back symmetrical sliding mode, the opposite ends of the two stamping heads are respectively provided with a rectangular avoiding groove, the lower end of the stamping plate corresponds to the rectangular avoiding groove, an extension plate is provided with a double-shaft motor in a penetrating mode, two output shafts of the double-shaft motor are respectively connected with a first lead screw, the first lead screw is connected with the corresponding stamping heads through threads, the lower side of the extension plate penetrates through a first support rod, the opposite ends of the first and second stamping heads are respectively provided with semicircular avoiding grooves in a penetrating mode, the upper end of the inner wall of the first door-shaped frame is provided with telescopic pressing plates in a front-back symmetrical mode, the telescopic pressing plates are located on the front-back sides of the stamping plates, the upper ends of the telescopic pressing plates are hinged to the supporting disc, the lower ends of the telescopic pressing plates penetrate through a second support rod, and the first support rod is hinged to the end of the first support rod and the second support rod is hinged to the second support rod.
The material taking transformation unit comprises a rectangular through hole symmetrically formed in the front side wall and the rear side wall of a first door-shaped frame, mounting sliding grooves are formed in the inner walls of the left side and the right side of the rectangular through hole, a hollow sleeve plate is mounted in a sliding mode through the left side and the right side of the rectangular through hole, a plurality of circular mounting grooves are uniformly formed in the upper end of the base, corresponding to the hollow sleeve plate, of the base, and the inner walls of the circular mounting grooves are connected to the hollow sleeve plate through extension springs.
Preferably, the material taking conversion unit further comprises a supporting slide plate movably arranged in the hollow sleeve plate, the opposite ends of the front supporting slide plate and the rear supporting slide plate are hinged with a left connecting rod and a right connecting rod, the outer walls of the connecting rods are connected onto the lower end faces of the corresponding supporting slide plates through tension springs, the ends, away from the corresponding supporting slide plates, of the front connecting rods and the rear connecting rods are hinged with rectangular suckers jointly, the distance between the front connecting rods and the rear connecting rods, at which the rectangular suckers are hinged, is smaller than the distance between the front stamping template and the rear stamping template, and the supporting slide plates on the same side are respectively provided with a telescopic mechanism corresponding to the front side wall and the rear side wall of the first door frame.
Preferably, the stacking displacement unit comprises a waist-shaped sliding groove which is symmetrically arranged at the front and rear ends of a door-shaped frame, an elastic telescopic rod is slidably arranged in the waist-shaped sliding groove, a hollow supporting plate is arranged at the telescopic end of the elastic telescopic rod, the hollow supporting plate is slidably sleeved on a corresponding supporting sliding plate, sliding rails are symmetrically arranged at the front and rear ends of the door-shaped frame at the position between the two waist-shaped sliding grooves, an electric sliding block is slidably arranged on the sliding rails, a connecting seat is arranged at one end of the electric sliding block, which is close to the elastic telescopic rod, and the upper end of the elastic telescopic rod is penetratingly arranged on the connecting seat.
Preferably, the cam jacking unit comprises a mounting through hole formed in the middle of the base, a second double-shaft motor is mounted on the left side of the mounting through hole through a motor base, two output shafts of the second double-shaft motor are connected with transmission shafts, the transmission shafts are far away from one end of the second double-shaft motor and are provided with cams, the cams are rotationally attached to the outer wall of the base, a supporting seat is mounted on the right side of the mounting through hole, the middle of the supporting seat is rotationally penetrated and installed with a rotating shaft, the front transmission shaft and the rear transmission shaft are sleeved with belt wheels, the positions of the front belt wheel and the rear belt wheel, which correspond to the front belt wheel and the rear belt wheel, are sleeved with belt wheels, the left belt wheel and the right belt wheel, which are located on the same side, are mounted with cams rotationally attached to the outer wall of the base, and the left belt wheel and the right belt wheels, which are located on the same side, are in rolling contact with the corresponding hollow sleeve plates in a common mode.
Preferably, the telescopic machanism includes the guide spout of seting up of symmetry on the lateral wall around the door shape frame, and sliding mounting has the mount pad in the guide spout, and the mount pad middle part runs through and installs positive reverse motor, and positive reverse motor's output shaft has No. two lead screws, and rectangular sheathing is installed to the one end that rectangular sucking disc was kept away from to the supporting slide, and slidable mounting has the connection slide about in the rectangular sheathing, connects the slide bottom through a plurality of compression spring connection on rectangular sheathing inner wall, and connects the slide through threaded connection in No. two lead screws that correspond.
Preferably, right angle locating plates are symmetrically installed around the left side of the upper end of the base, supporting vertical plates are installed at the back ends of the front stamping die plate and the back stamping die plate respectively, the length of each supporting vertical plate is larger than that of each stamping die plate, rectangular sliding grooves are formed in the left side and the right side of the upper end of each supporting vertical plate, semicircular head limiting plates are installed in the rectangular sliding grooves in a sliding mode, and the lower ends of the semicircular head limiting plates are connected to the inner walls of the rectangular sliding grooves through second compression springs.
The automatic stamping equipment for the lithium battery shell aluminum plate has the beneficial effects that 1. The material taking conversion unit adopted by the automatic stamping equipment for the lithium battery shell aluminum plate is matched with the cam jacking unit, so that the height position of the rectangular sucker can be freely controlled, the aluminum plate to be stamped is sucked and tightly sucked by the rectangular sucker to drive the aluminum plate to be stamped to the position flush with the upper end surfaces of the front stamping template and the rear stamping template, the feeding is convenient and stable, the problem that the auxiliary feeding is carried out by a peripheral mechanical arm in the conventional process is avoided, and the production cost is effectively reduced.
2. According to the automatic stamping equipment for the lithium battery shell aluminum plate, the stacking displacement unit is matched with the material taking conversion unit, the aluminum plate to be stamped can be driven to the upper ends of the front stamping template and the rear stamping template, the stamping aluminum plate is horizontally limited through the plurality of semicircular head limiting plates, the problem that the stamping shape is nonstandard due to the fact that the aluminum plate to be stamped possibly shifts when the aluminum plate to be stamped is subjected to stamping work in the follow-up process is avoided, the rectangular sucker can continuously move rightwards, the front supporting sliding plate, the rear supporting sliding plate, the plurality of connecting rods and the side surface shape of the rectangular sucker are controlled to be mutually converted between the plane and the concave surface, the stamped aluminum plate can be conveniently taken out, and the stamping working efficiency is effectively improved.
3. The stamping unit adopted by the automatic stamping equipment for the lithium battery shell aluminum plate can continuously stamp the aluminum plate to be stamped for the second time, so that the problem that a plurality of stamping equipment are required to work together with operation and a plurality of external mechanical arms are required to work in a matched manner in the conventional stamping equipment due to a special stamping shape is avoided, the production cost is effectively reduced, and the stamping working efficiency is improved.
4. According to the automatic stamping equipment for the lithium battery shell aluminum plate, the cam jacking unit, the material taking conversion unit and the stacking displacement unit are matched with the stamping unit, so that the feeding and discharging work and the secondary stamping work of the aluminum plate to be stamped can be integrated into an integrated device, and meanwhile, the overall stamping time and the production cost can be effectively reduced under the condition of ensuring the stamping quality.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of a partially cut-away perspective structure (with No. two door frames hidden) of the telescopic mechanism and the stacking displacement unit of the present invention.
Fig. 3 is a schematic view of a partially cut-away perspective structure of a cam jack unit (with No. two door frames and guide rails).
Fig. 4 is a schematic view of a partially cut-away perspective structure (hidden punching unit) of the present invention at the support riser and base.
Fig. 5 is a schematic view of a partially cut-away perspective view of a press unit of the present invention.
Fig. 6 is an enlarged view of the present invention at X in fig. 5.
Fig. 7 is a schematic perspective view of the press unit of the present invention.
In the figure: 1. a base; 2. a first door-shaped frame; 3. a second door-shaped frame; 4. stamping a template; 5. a cam jack unit; 51. mounting through holes; 52. a second double-shaft motor; 53. a transmission shaft; 54. a cam; 55. a support base; 56. a rotating shaft; 57. a belt wheel; 58. a belt; 6. a punching unit; 61. a support plate; 62. a hydraulic push rod; 63. a stamping plate; 64. punching heads; 65. rectangular avoidance grooves; 66. an extension plate; 67. a first double-shaft motor; 68. a first lead screw; 69. a first support rod; 70. a semicircular avoidance groove; 71. a telescopic pressing plate; 72. a second support rod; 73. a rocker; 8. a material taking conversion unit; 81. rectangular through holes; 82. installing a chute; 83. a hollow sleeve plate; 84. a circular mounting groove; 85. a tension spring; 86. a support slide plate; 87. a connecting rod; 88. a tension spring; 89. a rectangular sucker; 90. a telescoping mechanism; 901. a guide chute; 902. a mounting base; 903. a forward and reverse rotation motor; 904. a second lead screw; 905. rectangular sleeve plate; 906. the connecting slide plate; 907. a first compression spring; 9. a stacking displacement unit; 91. waist-shaped sliding groove; 92. an elastic telescopic rod; 93. a hollow support plate; 94. a slide rail; 95. an electric slide block; 96. a connecting seat; 10. a right angle locating plate; 11. a supporting vertical plate; 12. rectangular sliding grooves; 13. a semicircular head limiting plate; 14. and a second compression spring.
Detailed Description
Embodiments of the invention are described in detail below with reference to the attached drawings, but the invention can be implemented in a number of different ways, which are defined and covered by the claims.
Referring to fig. 1, fig. 4 and fig. 7, an automatic stamping device for lithium battery shell aluminum plates comprises a base 1, a first door-shaped frame 2 is installed at the upper end of the base 1, a second door-shaped frame 3 is installed at the upper end of the first door-shaped frame 2, the opening directions of the first door-shaped frame 2 and the second door-shaped frame 3 are different, a front stamping template 4 and a rear stamping template 4 are symmetrically installed at the middle of the upper end of the base 1, a cam jacking unit 5 is arranged on the base 1, a stamping unit 6 is jointly arranged at the middle of the base 1 and the middle of the first door-shaped frame 2, a material taking and transforming unit 8 is jointly arranged on the front side wall and the rear side wall of the first door-shaped frame 2, and a stacking displacement unit 9 is jointly arranged on the first door-shaped frame 2 and the second door-shaped frame 3.
Firstly, the left side and the right side of a base 1 are externally connected with intermittent feeding equipment, an aluminum plate to be punched is firstly conveyed to the left side of the upper end of the base 1 by the left-side externally connected intermittent feeding equipment, the aluminum plate to be punched is sucked tightly by the cooperation of a cam jacking unit 5 and a material taking and transforming unit 8, the aluminum plate to be punched is placed on a front stamping template 4 and a rear stamping template 4 by the cooperation of the cam jacking unit 5, a stacking displacement unit 9 and the material taking and transforming unit 8, the aluminum plate to be punched is punched by the stamping unit 6, the stamping unit 6 is controlled to restore to the original position after the stamping is finished, the aluminum plate after the stamping is conveyed to the right side of the upper end of the base 1 by the cooperation of the stacking displacement unit 9 and the material taking and transforming unit 8, the aluminum plate after the stamping is conveyed away from the base 1 by the right-side externally connected intermittent feeding equipment, and finally, the stacking displacement unit 9 and the material taking and transforming unit 8 are controlled to restore to the original position.
Referring to fig. 1, 3 and 4, the material taking and transforming unit 8 includes a rectangular through hole 81 symmetrically formed in the front and rear side walls of the first door-shaped frame 2, mounting sliding grooves 82 are formed in the inner walls of the left and right sides of the rectangular through hole 81, the left and right mounting sliding grooves 82 are slidably mounted with a hollow sleeve plate 83, a plurality of circular mounting grooves 84 are uniformly formed in the upper end of the base 1 corresponding to the hollow sleeve plate 83, and the inner walls of the circular mounting grooves 84 are connected to the hollow sleeve plate 83 through extension springs 85.
Referring to fig. 1-3, the material taking and transforming unit 8 further includes a supporting slide plate 86 movably disposed in the hollow sleeve plate 83, the opposite ends of the front supporting slide plate 86 and the rear supporting slide plate 86 are hinged with a left connecting rod and a right connecting rod 87, the outer walls of the plurality of connecting rods 87 are connected to the lower end surfaces of the corresponding supporting slide plates 86 through tension springs 88, one ends of the plurality of connecting rods 87 on the front side and the rear side, which are far away from the corresponding supporting slide plates 86, are hinged with rectangular sucking discs 89 together, and the distance between the positions where the front connecting rod 87 and the rear connecting rod 87 are hinged with the rectangular sucking discs 89 is smaller than the distance between the front stamping template 4 and the rear stamping template 4, and the supporting slide plates 86 on the same side are provided with telescopic mechanisms 90 corresponding to the front side and the rear side walls of the first door-shaped frame 2.
Referring to fig. 1, 3 and 4, the cam jack-up unit 5 includes a mounting through hole 51 formed in the middle of the base 1, a second dual-shaft motor 52 is installed on the left side of the mounting through hole 51 through a motor base, two output shafts of the second dual-shaft motor 52 are all connected with a transmission shaft 53, a cam 54 is installed at one end of the transmission shaft 53 away from the second dual-shaft motor 52, the cam 54 rotates and is attached to the outer wall of the base 1, a supporting seat 55 is installed on the right side of the mounting through hole 51, a rotating shaft 56 is installed in the middle of the supporting seat 55 in a penetrating manner, belt pulleys 57 are sleeved on the front and rear two transmission shafts 53, belt pulleys 57 are sleeved on the front and rear two sides of the rotating shaft 56 corresponding to the positions of the front and rear two belt pulleys 57, a belt 58 is sleeved on the left and right belt pulleys 57 on the same side, a cam 54 rotating and attached to the outer wall of the base 1 are installed on the front and rear two ends of the rotating shaft 56 in the same side, and the left and right cams 54 on the same side are in rolling contact with corresponding hollow sleeve plates 83.
The two front hollow sleeve plates 83 and the rear hollow sleeve plates 83 respectively drive the rectangular sucking discs 89 to move downwards through corresponding supporting sliding plates 86 by controlling the two front hollow sleeve plates 83 to drive the rectangular sucking discs 89 to move upwards through corresponding supporting sliding plates 86 by controlling the rectangular sucking discs 89 to suck the aluminum plates to be punched and controlling the two front hollow sleeve plates 83 and the rear hollow sleeve plates to drive the rectangular sucking discs 89 to move upwards through corresponding supporting sliding plates 86 by controlling the two double-shaft motors 52 to rotate the cams 54.
Referring to fig. 3 and 4, the right angle positioning plate 10 is symmetrically installed on the left side of the upper end of the base 1, the supporting vertical plates 11 are installed on the opposite ends of the front and rear stamping templates 4, the length of the supporting vertical plates 11 is greater than that of the stamping templates 4, the rectangular sliding grooves 12 are formed in the left side and the right side of the upper end of the supporting vertical plates 11 beyond the stamping templates 4, the semicircular head limiting plate 13 is slidably installed in the rectangular sliding grooves 12, and the lower end of the semicircular head limiting plate 13 is connected to the inner wall of the rectangular sliding grooves 12 through the second compression spring 14.
It should be noted that, when the front and back two support sliding plates 86 are at the leftmost side and the initial distance is the largest, that is, the rectangular sucking disc 89 is located at the highest position, when the external intermittent feeding device on the left side conveys the aluminum plate to be punched to the position between the front and back two right angle positioning plates 10 on the base 1, and when the front and back two right angle end faces of the right end of the aluminum plate to be punched are tightly attached to the right angle inner walls of the front and back two right angle positioning plates 10 at the same time, the two front and back two transmission shafts 53 are controlled to rotate by the two double-shaft motors 52, the front and back two transmission shafts 53 respectively drive the rotation shafts 56 to rotate together through the transmission between the belt wheels 57 and the belts 58, the front and back two transmission shafts 53 and the rotation shafts 56 respectively drive the corresponding cams 54 to rotate until the hollow sleeve plates 83 move downwards to the lowest position under the action of the plurality of extension springs 85, the front and back two hollow sleeve plates 83 respectively drive the corresponding support sliding plates 86 to move downwards, and then the rectangular sucking disc 89 are jointly driven by the corresponding connecting rods 87 to move downwards, and the rectangular sucking disc 89 is attached to the upper end face to be punched at the moment.
Then control rectangular sucking disc 89 and inhale and tightly wait to punch out aluminum plate, two transmission shafts 53 rotate around through No. two biax motors 52 control, cam 54 rotates thereupon, two cams 54 drive corresponding hollow sleeve board 83 upward movement to the highest department jointly about the homonymy, two hollow sleeve boards 83 drive respectively and correspond support slide 86 upward movement around, rectangular sucking disc 89 drive wait to punch out aluminum plate upward movement and wait to punch out aluminum plate lower extreme face and front and back two punching out template 4 up end parallel and level this moment, get material transform unit 8 and cam jack-up unit 5 cooperation, can freely control rectangular sucking disc 89's high position, it will wait to punch out aluminum plate to drive to the position parallel and level with two punching out template 4 up end through rectangular sucking disc 89, the pay-off is convenient stable, the problem that needs peripheral hardware manipulator to carry out auxiliary feeding has been avoided, effectively reduce manufacturing cost.
Referring to fig. 1-3, the stacking displacement unit 9 includes a first door frame 2, a waist-shaped chute 91 symmetrically disposed at the front and rear of the upper end of the first door frame, an elastic telescopic rod 92 slidably disposed in the waist-shaped chute 91, a hollow support plate 93 disposed at the telescopic end of the elastic telescopic rod 92, a sliding rail 94 slidably disposed at the front and rear of the upper end of the first door frame 2 between the two waist-shaped chutes 91, an electric slider 95 slidably disposed on the sliding rail 94, a connecting seat 96 disposed at one end of the electric slider 95 adjacent to the elastic telescopic rod 92, and a connecting seat 96 disposed at the upper end of the elastic telescopic rod 92.
After the rectangular sucking disc 89 drives the aluminum plate to be punched to move upwards to the position corresponding to the upper end faces of the front stamping template 4 and the rear stamping template 4, the front and rear electric sliding blocks 95 respectively drive the corresponding connecting seats 96 to move rightwards, the front and rear connecting seats 96 respectively drive the corresponding elastic telescopic rods 92 to move rightwards to the position of the middle part of the first door-shaped frame 2, and the front and rear elastic telescopic rods 92 drive the corresponding supporting sliding plates 86 to move rightwards through the hollow supporting plates 93, so that the rectangular sucking disc 89 drives the aluminum plate to be punched to move rightwards to the upper parts of the front and rear stamping templates 4, the lower end face of the aluminum plate to be punched is attached to the upper end faces of the front and rear stamping templates 4, and the position of the aluminum plate to be punched corresponds to the positions of the front and rear stamping templates 4.
When the lower end face of the aluminum plate to be punched is attached to the upper end faces of the front stamping template 4 and the rear stamping template 4, the rectangular sucking disc 89 is controlled to loosen the aluminum plate to be punched, the front electric sliding blocks 95 and the rear electric sliding blocks 95 respectively drive the corresponding connecting seats 96 to continuously move rightwards, the front elastic telescopic rods 92 and the rear elastic telescopic rods respectively drive the corresponding supporting sliding plates 86 to move rightwards through the hollow supporting plates 93, the front supporting sliding plates 86 respectively drive the rectangular sucking disc 89 to move rightwards through the corresponding two connecting rods 87 together, at the moment, the rectangular sucking disc 89 is positioned on the right side of the stamping template 4, under the action of the front compression springs 14 and the rear compression springs 14, the semicircular head limiting plates 13 move upwards to restore the original position, the left sides and the right sides of the aluminum plate to be punched are positioned between the left semicircular head limiting plates 13 and the right sides of the aluminum plate to be punched, so that the aluminum plate to be punched plays a limiting role, the stacking displacement unit 9 is matched with the material taking unit 8, the aluminum plate to be punched can be driven to the upper ends of the front stamping template 4 and the aluminum plate to be horizontally limited through the plurality of the semicircular head limiting plates 13, and the problem that when the aluminum plate to be punched is subjected to stamping work is avoided, the fact that the position deviation possibly occurs, and the rectangular shape 89 is not to be formed by the stamping is required to be moved right, and the problem is to be continuously ready for stamping.
Referring to fig. 1, fig. 2, fig. 4 and fig. 5, the telescopic mechanism 90 includes a guide chute 901 symmetrically provided on the front and rear side walls of the door-shaped frame 2, a mounting seat 902 is slidably mounted in the guide chute 901, a forward and reverse motor 903 is installed in the middle of the mounting seat 902 in a penetrating manner, an output shaft of the forward and reverse motor 903 is connected with a second screw rod 904, a rectangular sleeve plate 905 is installed at one end of the support slide 86 far away from the rectangular suction cup 89, a connecting slide plate 906 is installed in the rectangular sleeve plate 905 in a vertically sliding manner, the bottom end of the connecting slide plate 906 is connected to the inner wall of the rectangular sleeve plate 905 through a plurality of first compression springs 907, and the connecting slide plate 906 is connected to the corresponding second screw rod 904 through threads.
When the rectangular sucker 89 is located behind the right side of the stamping template 4, the corresponding second screw rod 904 is controlled to rotate through the front and back positive and negative rotating motors 903, the front and back second screw rods 904 drive the corresponding rectangular sleeve plates 905 to synchronously approach each other through the connecting sliding plates 906, the front and back rectangular sleeve plates 905 respectively drive the corresponding supporting sliding plates 86 to synchronously approach each other, under the action of the plurality of tension springs 88, the connecting rods 87 on the front and back sides gradually overturn towards one ends close to the rectangular sucker 89 until the plurality of connecting rods 87 rotate to a vertical state, namely, the rectangular sucker 89 is located at the lowest position, namely, the side shapes of the front and back supporting sliding plates 86, the plurality of connecting rods 87 and the rectangular sucker 89 are changed into concave surfaces from the plane, and the material taking conversion unit 8 can control the side shapes of the front and back supporting sliding plates 86, the plurality of connecting rods 87 and the rectangular sucker 89 to be mutually converted from the plane to the concave surfaces, so that the stamped aluminum plate can be conveniently taken out, and the stamping working efficiency is effectively improved.
Referring to fig. 3, fig. 5, fig. 6 and fig. 7, the stamping unit 6 includes a supporting disc 61 mounted in the middle of the upper end of the inner wall of the first door-shaped frame 2, the first door-shaped frame 2 and the supporting disc 61 are jointly penetrated and mounted with a hydraulic push rod 62, the telescopic ends of the hydraulic push rod 62 are connected with a stamping plate 63, the lower ends of the stamping plate 63 are respectively provided with a stamping head 64 in a sliding manner, the opposite ends of the front stamping head 64 and the rear stamping head 64 are respectively provided with a rectangular avoidance groove 65, the lower ends of the stamping plate 63 correspond to the rectangular avoidance grooves 65 and are provided with an extension plate 66, the upper side of the extension plate 66 is penetrated and mounted with a first double-shaft motor 67, two output shafts of the first double-shaft motor 67 are respectively connected with a first lead screw 68, the front and rear lead screws 68 are respectively connected to the corresponding stamping heads 64 through threads, the lower sides of the extension plate 66 are penetrated and mounted with a first support rod 69, the opposite ends of the front and rear stamping heads 64 are respectively provided with semicircular avoidance grooves 70, the upper ends of the inner wall of the first door-shaped frame 2 are respectively provided with a telescopic pressure plate 71, the front and rear two telescopic ends of the support rod 71 are respectively positioned at the front and rear sides of the supporting disc 61 and the telescopic support rods 71 are respectively positioned at the front and rear sides of the telescopic ends of the support rod 71 are respectively penetrated and connected with a telescopic support rod 72.
When the rectangular sucking disc 89 is located at the right side of the stamping die plate 4, the hydraulic push rod 62 is controlled to drive the front and rear stamping heads 64 and the extension plate 66 to move downwards through the stamping plate 63, so that the stamping work is performed on the aluminum plate to be stamped, it is to be noted that the front and rear stamping heads 64 are initially at the maximum distance, two right angle grooves are formed at the front and rear ends of the front and rear stamping heads 64 and the stamping plate 63, during the downward movement of the front and rear stamping heads 64, the lower end surfaces of the front and rear stamping heads 64 firstly contact the upper end surface of the aluminum plate to be stamped and drive the middle part of the aluminum plate to be stamped to move downwards to a position attached to the upper end surface of the base 1, at this time, the aluminum plate to be stamped is stamped into a door-shaped plate, and when the front and rear stamping heads 64 move downwards, the extension plate 66 drives the rockers 73 at the left and right sides to move downwards through the first support rod 69, the left and right rockers 73 on the same side drive the corresponding telescopic pressing plates 71 to move downwards through the corresponding second supporting rods 72, at this time, the telescopic pressing plates 71 rotate around the hinge joint of the upper ends of the telescopic pressing plates 71 and gradually extend out to the maximum around the telescopic ends of the telescopic pressing plates 71, when the pressing plates 63 drive the middle parts of the aluminum plates to be pressed to move downwards to the positions attached to the upper end surfaces of the base 1, the telescopic ends of the telescopic pressing plates 71 extend out to the maximum, and the lower opposite ends of the front and rear telescopic pressing plates 71 drive the upper parts of the aluminum plates to be pressed to be attached to the inner walls of the front and rear right-angle grooves formed by the pressing plates 63 and the pressing heads 64, so that the effect that the lower opposite ends of the front and rear telescopic pressing plates 71 perform secondary pressing on the upper parts of the aluminum plates to be pressed is realized, the punching unit 6 can continuously perform secondary pressing on the aluminum plates to be pressed, the conventional punching equipment is avoided due to the special punching shape, and the problem that a plurality of stamping devices are required to work together with operation and a plurality of mechanical arms are required to be arranged for cooperation work is solved, so that the production cost is effectively reduced and the stamping working efficiency is improved.
After the stamping operation is finished, the front and rear punching heads 64 are driven to approach each other by the front and rear screw rods 68 controlled by the first double-shaft motor 67 until the front and rear end surfaces of the front and rear punching heads 64 are flush with the front and rear end surfaces of the punching plate 63, at this time, the extension plate 66 is attached to the inner wall of the rectangular avoidance groove 65, the middle outer wall of the first support rod 69 is attached to the inner wall of the front and rear semicircular avoidance groove 70, the hydraulic push rod 62 is controlled to drive the front and rear punching heads 64 and the extension plate 66 to move upwards through the punching plate 63 to restore to the original position, the corresponding elastic telescopic rod 92 is controlled to move leftwards to the position of the middle part of the first door frame 2 again through the front and rear electric slide blocks 95, at this time, the rectangular sucker 89 is moved leftwards to the upper part of the punched aluminum plate, the lower end surface of the rectangular sucker 89 is attached to the upper end surface of the punched aluminum plate, when the rectangular sucker 89 moves leftwards, under the action of the front and rear two second compression springs 14, the rectangular sucking disc 89 and the aluminum plate to be punched are pressed against the corresponding semicircular head limiting plate 13 again to move downwards, the rectangular sucking disc 89 is controlled to suck the punched aluminum plate, the front and rear electric sliding blocks 95 are respectively controlled to move rightwards by the corresponding elastic telescopic rods 92, the rectangular sucking disc 89 drives the punched aluminum plate to move to the right side of the punching template 4, the rectangular sucking disc 89 is controlled to loosen the punched aluminum plate, the right side external intermittent feeding equipment is used for conveying the punched aluminum plate away from the base 1, the front and rear electric motors 903 are used for controlling the corresponding second lead screws 904 to rotate, the front and rear second lead screws 904 respectively drive the corresponding rectangular sleeve plates 905 to synchronously move away from each other by the connecting sliding plates 906, the front and rear rectangular sleeve plates 905 respectively drive the corresponding supporting sliding plates 86 to synchronously move away from each other until the rectangular sucking disc 89 is restored to the original position, the rectangular suction cup 89 is positioned at the highest position, that is, the side shapes of the front and rear support slide plates 86, the plurality of connecting rods 87 and the rectangular suction cup 89 are changed from concave surfaces to plane surfaces.
Finally, the corresponding elastic telescopic rods 92 are respectively controlled to move leftwards to the left side of the first door-shaped frame 2 through the front and rear electric sliding blocks 95, at this time, the rectangular sucking discs 89 move to the left side of the punching template 4, namely, the rectangular sucking discs 89 restore to the initial positions, and the operation can be continuously carried out on the aluminum plates to be punched, and it is to be noted that when the front and rear hollow sleeve plates 83 are controlled to reciprocate upwards and downwards through the second double-shaft motor 52, the front and rear hollow sleeve plates 83 respectively drive the rectangular sleeve plates 905 to reciprocate upwards and downwards through the corresponding supporting sliding plates 86, and under the action of the first compression springs 907, the front and rear connecting sliding plates 906 slide upwards and downwards in the rectangular sleeve plates 905, so that the effect of the up-and-down reciprocating movement of the supporting sliding plates 86 is achieved, the cam jacking unit 5, the material taking and shifting unit 8 and the punching unit 6 are matched, the feeding and discharging work of the aluminum plates to be punched can be integrated into an integral device, and the whole punching work can be effectively shortened under the condition of guaranteeing the punching work quality.
In describing embodiments of the present invention, it should be noted that the terms: the references to orientation or positional relationships of "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "outer", etc., are based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing embodiments of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting embodiments of the present invention. Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality", "a plurality of groups" is two or more.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not limited in scope by the present invention, so that all equivalent changes according to the structure, shape and principle of the present invention are covered in the scope of the present invention.
Claims (2)
1. The automatic stamping equipment for the lithium battery shell aluminum plate comprises a base (1), and is characterized in that a first door-shaped frame (2) is installed at the upper end of the base (1), a second door-shaped frame (3) is installed at the upper end of the first door-shaped frame (2), the opening directions of the first door-shaped frame (2) and the second door-shaped frame (3) are different, a front stamping template (4) and a rear stamping template (4) are symmetrically installed at the middle part of the upper end of the base (1), a cam jacking unit (5) is arranged on the base (1), a stamping unit (6) is jointly arranged at the middle parts of the base (1) and the first door-shaped frame (2), a material taking and transforming unit (8) is jointly arranged on the front side wall and the rear side wall of the first door-shaped frame (2), and a stacking displacement unit (9) is jointly arranged on the first door-shaped frame (2) and the second door-shaped frame (3);
The punching unit (6) comprises a supporting disc (61) arranged in the middle of the upper end of the inner wall of a door-shaped frame (2), a hydraulic push rod (62) is jointly and penetratingly arranged on the door-shaped frame (2) and the supporting disc (61), a punching plate (63) is connected to the telescopic ends of the hydraulic push rod (62), punching heads (64) are symmetrically and slidingly arranged at the front and back of the lower end of the punching plate (63), rectangular avoidance grooves (65) are respectively formed in the opposite ends of the front and back punching heads (64), extension plates (66) are arranged at the lower ends of the punching plate (63) corresponding to the rectangular avoidance grooves (65), a first double-shaft motor (67) is penetratingly arranged at the upper side of the extension plates (66), a first lead screw (68) is respectively connected to two output shafts of the first double-shaft motor (67), the first lead screw (68) is respectively connected to the corresponding punching heads (64) through threads, a first support rod (69) is penetratingly arranged at the lower side of the extension plates (66), semicircular avoidance grooves (70) are formed in the opposite ends of the front and the second punching heads (64) corresponding to the first support rods (69), the first and the second ends of the first lead screw motor (67) are located at the two sides of the front and the telescopic ends of the door-shaped frame (61) corresponding to the second lead screw motor (61) respectively, the lower end of the telescopic pressing plate (71) is provided with a second supporting rod (72) in a penetrating way, and a rocker (73) is hinged between the end parts of the front and rear second supporting rods (72) and the end part of the first supporting rod (69);
The material taking and transforming unit (8) comprises rectangular through holes (81) symmetrically formed in the front side wall and the rear side wall of a first door-shaped frame (2), mounting sliding grooves (82) are formed in the inner walls of the left side and the right side of the rectangular through holes (81), hollow sleeve plates (83) are mounted in a sliding mode through the left side and the right side of the two mounting sliding grooves (82), a plurality of circular mounting grooves (84) are uniformly formed in the upper end of the base (1) corresponding to the hollow sleeve plates (83), and the inner walls of the circular mounting grooves (84) are connected to the hollow sleeve plates (83) through extension springs (85);
The material taking and transforming unit (8) further comprises a supporting slide plate (86) movably arranged in the hollow sleeve plate (83), the opposite ends of the front supporting slide plate and the rear supporting slide plate (86) are hinged with a left connecting rod and a right connecting rod (87), the outer walls of the connecting rods (87) are connected to the lower end faces of the corresponding supporting slide plates (86) through tension springs (88), one ends, far away from the corresponding supporting slide plates (86), of the connecting rods (87) on the front side and the rear side are hinged with rectangular suckers (89), the distance between the positions, where the front connecting rod and the rear connecting rod (87) are hinged with the rectangular suckers (89), is smaller than the distance between the front stamping template and the rear stamping template (4), and the supporting slide plates (86) on the same side corresponding to the front side and the rear side walls of the first door-shaped frame (2) are provided with telescopic mechanisms (90);
The stacking displacement unit (9) comprises a waist-shaped sliding groove (91) symmetrically formed in front and back of the upper end of a first door-shaped frame (2), an elastic telescopic rod (92) is arranged in the waist-shaped sliding groove (91) in a sliding mode, a hollow supporting plate (93) is arranged at the telescopic end of the elastic telescopic rod (92), the hollow supporting plate (93) is arranged on a corresponding supporting sliding plate (86) in a sliding sleeved mode, sliding rails (94) are symmetrically arranged in front of and back of the upper end of the first door-shaped frame (2) at positions between the two waist-shaped sliding grooves (91), an electric sliding block (95) is arranged on the sliding rails (94) in a sliding mode, a connecting seat (96) is arranged at one end, close to the elastic telescopic rod (92), of the electric sliding block (95), and the upper end of the elastic telescopic rod (92) is installed on the connecting seat (96) in a penetrating mode.
The cam jacking unit (5) comprises a mounting through hole (51) formed in the middle of the base (1), a second double-shaft motor (52) is mounted on the left side of the mounting through hole (51) through a motor base, two output shafts of the second double-shaft motor (52) are connected with a transmission shaft (53), one end, far away from the second double-shaft motor (52), of the transmission shaft (53) is provided with a cam (54), the cam (54) is rotationally attached to the outer wall of the base (1), a supporting seat (55) is mounted on the right side of the mounting through hole (51), a rotating shaft (56) is rotationally and penetratingly mounted in the middle of the supporting seat (55), belt pulleys (57) are respectively sleeved on the front and rear two transmission shafts (53), belt pulleys (57) are respectively sleeved on the front and rear two sides of the rotating shaft (56) corresponding to the positions of the front and rear belt pulleys (57), belts (58) are jointly sleeved on the left and right belt pulleys (57) located on the same side, cams (54) are rotationally attached to the outer wall of the base (1), and the left and right cams (54) located on the same side are jointly in rolling contact with corresponding hollow sleeve plates (83);
The telescopic mechanism (90) comprises a guide chute (901) symmetrically formed in the front side wall and the rear side wall of a door-shaped frame (2), a mounting seat (902) is slidably mounted in the guide chute (901), a forward-reverse motor (903) is installed in the middle of the mounting seat (902) in a penetrating mode, a second screw (904) is connected to an output shaft of the forward-reverse motor (903), a rectangular sleeve plate (905) is installed at one end, far away from a rectangular sucker (89), of a supporting sliding plate (86), a connecting sliding plate (906) is installed in the rectangular sleeve plate (905) in a sliding mode, the bottom end of the connecting sliding plate (906) is connected to the inner wall of the rectangular sleeve plate (905) through a plurality of first compression springs (907), and the connecting sliding plate (906) is connected to the corresponding second screw (904) through threads.
2. An automatic stamping device for lithium battery case aluminum plate according to claim 1, wherein: right angle locating plate (10) are installed to symmetry around base (1) upper end left side, and support riser (11) are all installed to two punching press templates (4) in front and back opposite ends, and the length of supporting riser (11) is greater than the length of punching press template (4), and support riser (11) upper end left and right sides surpass the part of punching press template (4) and all offered rectangle spout (12), and slidable mounting has half-round head limiting plate (13) in rectangle spout (12), and half-round head limiting plate (13) lower extreme is connected on rectangle spout (12) inner wall through No. two compression springs (14).
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| CN202410119979.8A CN117862309B (en) | 2024-01-29 | 2024-01-29 | Automatic stamping equipment of lithium battery shell aluminum plate |
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| CN202410119979.8A CN117862309B (en) | 2024-01-29 | 2024-01-29 | Automatic stamping equipment of lithium battery shell aluminum plate |
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| CN110180933A (en) * | 2019-06-06 | 2019-08-30 | 王鹏 | A kind of Multi-station automatic punching machine |
| CN112371818A (en) * | 2020-11-26 | 2021-02-19 | 南京皮斯特新能源科技有限公司 | Stamping forming method for automobile sheet metal stamping part |
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| GB665911A (en) * | 1948-06-08 | 1952-02-06 | Parnall Yate Ltd | Improvements in or relating to tube piercing machines |
| GB1550301A (en) * | 1977-03-11 | 1979-08-08 | Toyo Seikan Kaisha Ltd | Apparatus for use in an automatic and continuous manufacture line for manufacturing the outer cylindrical cases of dry cells |
| JP2001137960A (en) * | 1999-11-09 | 2001-05-22 | Toyo Kinzoku Kk | Continuous forming apparatus for chevron corrugated sheet |
| CN210208369U (en) * | 2019-07-05 | 2020-03-31 | 无锡市亚安新型电源有限公司 | Multistation stamping device is used in battery case processing |
| CN112958700B (en) * | 2021-02-04 | 2022-11-22 | 国网福建省电力有限公司将乐县供电公司 | Manufacturing process of flame-retardant bridge wire groove of high-low voltage complete equipment |
| CN215089946U (en) * | 2021-05-26 | 2021-12-10 | 天津市亿通钢结构有限公司 | Stamping device for high-speed rail C-shaped steel |
| CN217595647U (en) * | 2022-05-17 | 2022-10-18 | 司塔德冲压技术(苏州)有限公司 | Stamping plate stamping device convenient to change mould |
| CN116213533A (en) * | 2022-12-07 | 2023-06-06 | 江苏科达利精密工业有限公司 | Integrated forming device for power lithium battery shell |
| CN116944314B (en) * | 2023-09-04 | 2024-04-02 | 济南昊中自动化有限公司 | Automatic stamping device for automobile parts |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110180933A (en) * | 2019-06-06 | 2019-08-30 | 王鹏 | A kind of Multi-station automatic punching machine |
| CN112371818A (en) * | 2020-11-26 | 2021-02-19 | 南京皮斯特新能源科技有限公司 | Stamping forming method for automobile sheet metal stamping part |
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