CN110600286A - Combined clamping device for processing nano super capacitor battery - Google Patents
Combined clamping device for processing nano super capacitor battery Download PDFInfo
- Publication number
- CN110600286A CN110600286A CN201910879325.4A CN201910879325A CN110600286A CN 110600286 A CN110600286 A CN 110600286A CN 201910879325 A CN201910879325 A CN 201910879325A CN 110600286 A CN110600286 A CN 110600286A
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- magnetic ring
- clamping jaw
- clamping
- rotating shaft
- supporting rod
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- 239000003990 capacitor Substances 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 description 10
- 238000003860 storage Methods 0.000 description 5
- 239000000696 magnetic material Substances 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G13/00—Apparatus specially adapted for manufacturing capacitors; Processes specially adapted for manufacturing capacitors not provided for in groups H01G4/00 - H01G11/00
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Clamps And Clips (AREA)
Abstract
A combined clamping device for processing a nanometer super-capacitor battery comprises a supporting rod, a clamping seat, a rotating shaft sheet, a clamping jaw shaft, a magnetic ring fixing ring, a clamping jaw sheet, an electromagnet and an adjusting spring; the clamping seat is arranged at the top end of the supporting rod; the rotating shaft piece is circumferentially arranged on the outer side wall of the clamping seat; the clamping jaw shaft is arranged between the two rotating shaft pieces; the magnetic ring is arranged on the outer side wall of the supporting rod; the clamping jaw is circumferentially arranged on the outer side of the clamping seat, the bottom end of the clamping jaw is embedded into the magnetic ring groove, the bottom end of the clamping jaw is rotatably connected with the magnetic ring rotating shaft, and the clamping jaw shaft extends into the clamping jaw sliding hole to realize the sliding arrangement of the middle section of the clamping jaw and the clamping jaw shaft; the electromagnet is fixedly connected with the clamping seat; the adjusting spring wraps the supporting rod, the top end of the adjusting spring is fixedly connected with the bottom end of the magnetic ring, and the bottom end of the adjusting spring is fixedly connected with the top end of the electromagnet. The clamping device is simple in structure, can clamp battery shells with different diameters, and is high in use flexibility.
Description
Technical Field
The invention relates to the field of battery processing, in particular to a combined clamping device for processing a nanometer super-capacitor battery.
Background
The capacitor battery is actually a capacitor, and the capacitor battery is named as a capacitor battery and is also called as a super capacitor because the capacitor battery has a much larger capacity than a common capacitor and behaves as a battery. Lead storage batteries are the most common in production and life. Although the lead storage battery has low manufacturing cost, the lead storage battery also has corresponding weaknesses, such as low energy conversion efficiency, short service life caused by aging of the battery due to repeated charging and discharging, heavy equipment due to low specific energy and specific power, long charging time and the like. Compared with lead storage batteries, super capacitor batteries which are developed and researched in the scientific research are completely superior to the lead storage batteries in performance characteristics.
The battery is composed of a shell, an upper cover, a polar plate, a clapboard, a bus bar, a polar post, a bridge protection plate, a terminal and the like. The shape of the battery shell can be divided into a cylindrical shape, a square shape and other shapes, and the production process of the capacitor battery shell has partial similarity with the production process of a common battery. The processes of welding, perforating, rolling grooves and the like of the battery shell are carried out in the processing process of the battery shell, different process forms are required to be adopted in the processing process of the battery shell with different forms, the battery shell needs to be clamped in the processing process, the purpose of fixing the shell is achieved, and the battery shell is convenient to process by various processes. In the prior art, the structure of the clamping device for the battery shell with the cylindrical structure is complex, the clamping of the clamp needs to be replaced for batteries with different shell diameters, the limitation of the clamping device is strong, and the flexibility degree of the use process is low.
Disclosure of Invention
In order to solve the existing problems, the invention discloses a combined clamping device for processing a nanometer super-capacitor battery, which has the following specific technical scheme: a combined clamping device for processing a nanometer super-capacitor battery comprises a supporting rod, a clamping seat, a rotating shaft sheet, a clamping jaw shaft, a magnetic ring fixing ring, a clamping jaw sheet, an electromagnet and an adjusting spring; the supporting rod is of a round rod-shaped structure; the clamping seat is arranged at the top end of the supporting rod, and the clamping seat and the supporting rod are coaxially arranged and fixedly connected to form an integrated structure; the number of the rotating shaft pieces is three, the rotating shaft pieces are circumferentially arranged on the outer side wall of the clamping seat, the number of each rotating shaft piece is two, and each rotating shaft piece is fixedly connected with the clamping seat and symmetrically arranged; the clamping jaw shaft is arranged between the two rotating shaft sheets, and two ends of the clamping jaw shaft are fixedly connected with the rotating shaft sheet on each side; the magnetic ring is arranged on the outer side wall of the supporting rod and at the bottom end of the clamping seat, and the magnetic ring and the supporting rod are arranged in a sliding manner; the magnetic ring fixing ring is of a thin-wall cylindrical structure, is arranged at the top end of the magnetic ring and is fixedly connected with the magnetic ring to form an integrated structure, and the magnetic ring and the supporting rod are arranged in a sliding manner; the outer wall of the magnetic ring is of a convex structure to form magnetic ring convex blocks, the magnetic ring convex blocks are circumferentially arranged on the outer wall of the magnetic ring, a groove-shaped structure is formed between every two magnetic ring convex blocks to form magnetic ring grooves, a magnetic ring rotating shaft is arranged in each magnetic ring groove, and two ends of each magnetic ring rotating shaft are respectively fixedly connected with the magnetic ring convex blocks; the clamping jaw is circumferentially arranged on the outer side of the clamping seat in an inclined manner, the bottom end of the clamping jaw is embedded into the magnetic ring groove, the bottom end of the clamping jaw is rotatably connected with the magnetic ring rotating shaft, the middle section of the clamping jaw is of a hollow structure to form a clamping jaw sliding hole, the middle section of the clamping jaw is embedded between the rotating shaft pieces on two sides, and the clamping jaw shaft extends into the clamping jaw sliding hole to realize the sliding arrangement of the middle section of the clamping jaw and the clamping jaw shaft; the clamping jaw piece is arranged at the top end of the clamping jaw and is fixedly connected with the clamping jaw to form an integrated structure; the electromagnet is arranged on the outer wall of the supporting rod and at the bottom end of the magnetic ring, and the electromagnet is fixedly connected with the clamping seat; the adjusting spring wraps the supporting rod, the top end of the adjusting spring is fixedly connected with the bottom end of the magnetic ring, and the bottom end of the adjusting spring is fixedly connected with the top end of the electromagnet.
Further, the grip slipper is cylindric structure, the diameter of grip slipper is greater than the diameter of bracing piece.
Further, the inner diameter of the magnetic ring fixing ring is consistent with that of the magnetic ring and is adaptive to the outer diameter of the clamping seat; the outer diameter of the magnetic ring fixing ring is far smaller than that of the magnetic ring.
Furthermore, the number of the magnetic ring grooves is three, and the central position of each magnetic ring groove is matched with the central position of the clamping jaw shaft.
Furthermore, the number of the clamping jaws is three, each clamping jaw is of an L-shaped structure, and the clamping jaws are arranged on the outer side of the clamping seat in an inverted mode.
Furthermore, every clamping jaw slide opening is waist shape hole structure, the gliding internal diameter of clamping jaw with the external diameter of clamping jaw axle suits.
Furthermore, the number of the clamping jaw pieces is three, each clamping jaw piece is of an arc-shaped thin plate structure, and the length of an outer arc of each clamping jaw piece is slightly larger than the width of the clamping jaw.
The structural principle of the invention is as follows:
when the clamping device is used, the battery shell is placed at the top end of the clamping seat through the clamping device; by starting the electromagnet, the electromagnet generates magnetic force to adsorb the magnetic ring made of the magnetic material, the supporting rod is made of the non-magnetic material, the magnetic ring slides downwards along the supporting rod, at the moment, the magnetic ring fixing ring limits the magnetic ring to enable the magnetic ring to slide downwards in parallel, and meanwhile, the adjusting spring is in a yield state; the bottom of clamping jaw and magnetism ring pivot take place relative rotation, and the clamping jaw drags down through the magnetism ring, and the clamping jaw axle slides in the clamping jaw slide opening, and the top of clamping jaw contracts to the grip slipper center, realizes the clamping action to battery case. Through the magnetic force of adjusting the electro-magnet, with adjusting spring's the balance point that reaches different forces, the top of clamping jaw is in different clamping position, can realize carrying out the centre gripping to the battery case of different diameters. When the electromagnet stops being electrified, the electromagnet loses the adsorption effect on the magnetic ring, the adjusting spring recovers deformation, and the clamping jaw looses clamping.
The invention has the beneficial effects that:
the clamping device is designed aiming at clamping the battery shell during processing, the electromagnet and the magnetic ring are arranged in a matched mode, the clamping jaw can clamp the battery shell by adjusting the position state of the magnetic ring, the clamping device is reasonable in structural design and simple in principle, and the clamping device is simple in structure.
The clamping device adjusts the attraction force of the electromagnet, reaches a force balance point with the adjusting spring, can adjust the position of the clamping jaw, enables the top end of the clamping jaw to be at different fixed positions, can fixedly clamp shells with different diameters, can clamp battery shells with different diameters in a switching mode, does not need to replace a clamping clamp structure, and is convenient to use; the clamping can be switched by adjusting the new attraction of the electromagnet, the adjusting process is convenient, the application range of the clamping device is wide, and the use flexibility is high.
Drawings
Fig. 1 is a schematic view of the overall configuration of the present invention.
List of reference numerals: the device comprises a support rod 1, a clamping seat 2, a rotating shaft piece 3, a clamping jaw shaft 4, a magnetic ring 5, a magnetic ring bump 5-1, a magnetic ring groove 5-2, a magnetic ring rotating shaft 5-3, a magnetic ring fixing ring 6, a clamping jaw 7, a clamping jaw sliding hole 7-1, a clamping jaw piece 8, an electromagnet 9 and an adjusting spring 10.
Detailed Description
In order to make the technical scheme of the invention clearer and clearer, the invention is further described with reference to the accompanying drawings, and any scheme obtained by carrying out equivalent replacement and conventional reasoning on the technical characteristics of the technical scheme of the invention falls into the protection scope of the invention. The fixed connection, the fixed arrangement and the fixed structure mentioned in the embodiment are known technologies known to those skilled in the art, such as gluing, welding, screwing, bolt-nut connection, riveting and the like.
The combined clamping device for processing the nanometer super-capacitor battery comprises a supporting rod, a clamping seat, a rotating shaft sheet, a clamping jaw shaft, a magnetic ring fixing ring, a clamping jaw sheet, an electromagnet and an adjusting spring; the supporting rod is of a round rod-shaped structure; the clamping seat is arranged at the top end of the supporting rod, and the clamping seat and the supporting rod are coaxially arranged and fixedly connected to form an integrated structure; the number of the rotating shaft pieces is three, the rotating shaft pieces are circumferentially arranged on the outer side wall of the clamping seat, the number of each rotating shaft piece is two, and each rotating shaft piece is fixedly connected with the clamping seat and symmetrically arranged; the clamping jaw shaft is arranged between the two rotating shaft sheets, and two ends of the clamping jaw shaft are fixedly connected with the rotating shaft sheet on each side; the magnetic ring is arranged on the outer side wall of the supporting rod and at the bottom end of the clamping seat, and the magnetic ring and the supporting rod are arranged in a sliding manner; the magnetic ring fixing ring is of a thin-wall cylindrical structure, is arranged at the top end of the magnetic ring and is fixedly connected with the magnetic ring to form an integrated structure, and the magnetic ring and the supporting rod are arranged in a sliding manner; the outer wall of the magnetic ring is of a convex structure to form magnetic ring convex blocks, the magnetic ring convex blocks are circumferentially arranged on the outer wall of the magnetic ring, a groove-shaped structure is formed between every two magnetic ring convex blocks to form magnetic ring grooves, a magnetic ring rotating shaft is arranged in each magnetic ring groove, and two ends of each magnetic ring rotating shaft are respectively fixedly connected with the magnetic ring convex blocks; the clamping jaw is circumferentially arranged on the outer side of the clamping seat in an inclined manner, the bottom end of the clamping jaw is embedded into the magnetic ring groove, the bottom end of the clamping jaw is rotatably connected with the magnetic ring rotating shaft, the middle section of the clamping jaw is of a hollow structure to form a clamping jaw sliding hole, the middle section of the clamping jaw is embedded between the rotating shaft pieces on two sides, and the clamping jaw shaft extends into the clamping jaw sliding hole to realize the sliding arrangement of the middle section of the clamping jaw and the clamping jaw shaft; the clamping jaw piece is arranged at the top end of the clamping jaw and is fixedly connected with the clamping jaw to form an integrated structure; the electromagnet is arranged on the outer wall of the supporting rod and at the bottom end of the magnetic ring, and the electromagnet is fixedly connected with the clamping seat; the adjusting spring wraps the supporting rod, the top end of the adjusting spring is fixedly connected with the bottom end of the magnetic ring, and the bottom end of the adjusting spring is fixedly connected with the top end of the electromagnet.
Further, the grip slipper is cylindric structure, the diameter of grip slipper is greater than the diameter of bracing piece.
Further, the inner diameter of the magnetic ring fixing ring is consistent with that of the magnetic ring and is adaptive to the outer diameter of the clamping seat; the outer diameter of the magnetic ring fixing ring is far smaller than that of the magnetic ring.
Furthermore, the number of the magnetic ring grooves is three, and the central position of each magnetic ring groove is matched with the central position of the clamping jaw shaft.
Furthermore, the number of the clamping jaws is three, each clamping jaw is of an L-shaped structure, and the clamping jaws are arranged on the outer side of the clamping seat in an inverted mode.
Furthermore, every clamping jaw slide opening is waist shape hole structure, the gliding internal diameter of clamping jaw with the external diameter of clamping jaw axle suits.
Furthermore, the number of the clamping jaw pieces is three, each clamping jaw piece is of an arc-shaped thin plate structure, and the length of an outer arc of each clamping jaw piece is slightly larger than the width of the clamping jaw.
The structural principle of the invention is as follows:
when the clamping device is used, the battery shell is placed at the top end of the clamping seat through the clamping device; by starting the electromagnet, the electromagnet generates magnetic force to adsorb the magnetic ring made of the magnetic material, the supporting rod is made of the non-magnetic material, the magnetic ring slides downwards along the supporting rod, at the moment, the magnetic ring fixing ring limits the magnetic ring to enable the magnetic ring to slide downwards in parallel, and meanwhile, the adjusting spring is in a yield state; the bottom of clamping jaw and magnetism ring pivot take place relative rotation, and the clamping jaw drags down through the magnetism ring, and the clamping jaw axle slides in the clamping jaw slide opening, and the top of clamping jaw contracts to the grip slipper center, realizes the clamping action to battery case. Through the magnetic force of adjusting the electro-magnet, with adjusting spring's the balance point that reaches different forces, the top of clamping jaw is in different clamping position, can realize carrying out the centre gripping to the battery case of different diameters. When the electromagnet stops being electrified, the electromagnet loses the adsorption effect on the magnetic ring, the adjusting spring recovers deformation, and the clamping jaw looses clamping.
The invention has the beneficial effects that:
the clamping device is designed aiming at clamping the battery shell during processing, the electromagnet and the magnetic ring are arranged in a matched mode, the clamping jaw can clamp the battery shell by adjusting the position state of the magnetic ring, the clamping device is reasonable in structural design and simple in principle, and the clamping device is simple in structure.
The clamping device adjusts the attraction force of the electromagnet, reaches a force balance point with the adjusting spring, can adjust the position of the clamping jaw, enables the top end of the clamping jaw to be at different fixed positions, can fixedly clamp shells with different diameters, can clamp battery shells with different diameters in a switching mode, does not need to replace a clamping clamp structure, and is convenient to use; the clamping can be switched by adjusting the new attraction of the electromagnet, the adjusting process is convenient, the application range of the clamping device is wide, and the use flexibility is high.
Claims (7)
1. A combined clamping device for processing a nanometer super-capacitor battery is characterized by comprising a supporting rod, a clamping seat, a rotating shaft sheet, a clamping jaw shaft, a magnetic ring fixing ring, a clamping jaw sheet, an electromagnet and an adjusting spring; the support rod is in a round rod-shaped structure; the clamping seat is arranged at the top end of the supporting rod, and the clamping seat and the supporting rod are coaxially arranged and fixedly connected to form an integrated structure; the number of the rotating shaft pieces is three, the rotating shaft pieces are circumferentially arranged on the outer side wall of the clamping seat, the number of each rotating shaft piece is two, and each rotating shaft piece is fixedly connected with the clamping seat and symmetrically arranged; the clamping jaw shaft is arranged between the two rotating shaft sheets, and two ends of the clamping jaw shaft are fixedly connected with the rotating shaft sheet on each side; the magnetic ring is arranged on the outer side wall of the supporting rod and at the bottom end of the clamping seat, and the magnetic ring and the supporting rod are arranged in a sliding manner; the magnetic ring fixing ring is of a thin-wall cylindrical structure, is arranged at the top end of the magnetic ring and is fixedly connected with the magnetic ring to form an integrated structure, and the magnetic ring and the supporting rod are arranged in a sliding manner; the outer wall of the magnetic ring is of a convex structure to form magnetic ring convex blocks, the magnetic ring convex blocks are circumferentially arranged on the outer wall of the magnetic ring, a groove-shaped structure is formed between every two magnetic ring convex blocks to form magnetic ring grooves, a magnetic ring rotating shaft is arranged in each magnetic ring groove, and two ends of each magnetic ring rotating shaft are respectively fixedly connected with the magnetic ring convex blocks; the clamping jaw is circumferentially arranged on the outer side of the clamping seat in an inclined manner, the bottom end of the clamping jaw is embedded into the magnetic ring groove, the bottom end of the clamping jaw is rotatably connected with the magnetic ring rotating shaft, the middle section of the clamping jaw is of a hollow structure to form a clamping jaw sliding hole, the middle section of the clamping jaw is embedded between the rotating shaft pieces on two sides, and the clamping jaw shaft extends into the clamping jaw sliding hole to realize the sliding arrangement of the middle section of the clamping jaw and the clamping jaw shaft; the clamping jaw piece is arranged at the top end of the clamping jaw and is fixedly connected with the clamping jaw to form an integrated structure; the electromagnet is arranged on the outer wall of the supporting rod and at the bottom end of the magnetic ring, and the electromagnet is fixedly connected with the clamping seat; the adjusting spring wraps the supporting rod, the top end of the adjusting spring is fixedly connected with the bottom end of the magnetic ring, and the bottom end of the adjusting spring is fixedly connected with the top end of the electromagnet.
2. The combined clamping device for processing the nanometer super capacitor battery as claimed in claim 1, wherein the clamping seat is a cylindrical structure, and the diameter of the clamping seat is larger than that of the supporting rod.
3. The combined clamping device for processing the nanometer super-capacitor battery as claimed in claim 1, wherein the inner diameter of the magnetic ring fixing ring is consistent with the inner diameter of the magnetic ring and is adapted to the outer diameter of the clamping seat; the outer diameter of the magnetic ring fixing ring is far smaller than that of the magnetic ring.
4. The combined clamping device for processing the nanometer super-capacitor battery as claimed in claim 1, wherein the number of the magnetic ring grooves is three, and the central position of each magnetic ring groove is adapted to the central position of the clamping jaw shaft.
5. The combined clamping device for processing the nanometer super-capacitor battery as claimed in claim 1, wherein the number of the clamping jaws is three, each clamping jaw is in an "L" shaped structure, and the clamping jaws are arranged on the outer side of the clamping base in an inverted manner.
6. The combined clamping device for processing the nano super capacitor battery as claimed in claim 1, wherein each clamping jaw sliding hole is a kidney-shaped hole structure, and the inner diameter of the clamping jaw sliding hole is matched with the outer diameter of the clamping jaw shaft.
7. The combined clamping device for processing the nano-supercapacitor battery according to claim 1, wherein the number of the clamping jaw pieces is three, each clamping jaw piece is in a circular arc thin plate structure, and the outer arc length of each clamping jaw piece is slightly larger than the width of the clamping jaw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910879325.4A CN110600286A (en) | 2019-09-18 | 2019-09-18 | Combined clamping device for processing nano super capacitor battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910879325.4A CN110600286A (en) | 2019-09-18 | 2019-09-18 | Combined clamping device for processing nano super capacitor battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110600286A true CN110600286A (en) | 2019-12-20 |
Family
ID=68860677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910879325.4A Pending CN110600286A (en) | 2019-09-18 | 2019-09-18 | Combined clamping device for processing nano super capacitor battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110600286A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202325695U (en) * | 2011-11-22 | 2012-07-11 | 周登荣 | Electromagnetically-boosted two-stroke air power engine assembly |
| CN107332420A (en) * | 2017-09-06 | 2017-11-07 | 中山市睿普自动化科技有限公司 | A kind of new-energy automobile permagnetic synchronous motor |
| CN108673404A (en) * | 2018-05-29 | 2018-10-19 | 安徽大明汽车零部件有限公司 | Efficient quick-fitting device for Complicated Automobile accessory |
| CN109193898A (en) * | 2018-09-26 | 2019-01-11 | 韶关市诚湃新能源科技有限公司 | A kind of portable Solar energy charger and charging method with ray tracing |
| CN110021449A (en) * | 2019-03-07 | 2019-07-16 | 安溪坤祁德机械科技有限公司 | A kind of industrial wastewater processing control processing equipment based on cobalt source irradiation polymerization |
| CN210778280U (en) * | 2019-09-18 | 2020-06-16 | 英鸿纳米科技股份有限公司 | Combined clamping device for processing nano super capacitor battery |
-
2019
- 2019-09-18 CN CN201910879325.4A patent/CN110600286A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202325695U (en) * | 2011-11-22 | 2012-07-11 | 周登荣 | Electromagnetically-boosted two-stroke air power engine assembly |
| CN107332420A (en) * | 2017-09-06 | 2017-11-07 | 中山市睿普自动化科技有限公司 | A kind of new-energy automobile permagnetic synchronous motor |
| CN108673404A (en) * | 2018-05-29 | 2018-10-19 | 安徽大明汽车零部件有限公司 | Efficient quick-fitting device for Complicated Automobile accessory |
| CN109193898A (en) * | 2018-09-26 | 2019-01-11 | 韶关市诚湃新能源科技有限公司 | A kind of portable Solar energy charger and charging method with ray tracing |
| CN110021449A (en) * | 2019-03-07 | 2019-07-16 | 安溪坤祁德机械科技有限公司 | A kind of industrial wastewater processing control processing equipment based on cobalt source irradiation polymerization |
| CN210778280U (en) * | 2019-09-18 | 2020-06-16 | 英鸿纳米科技股份有限公司 | Combined clamping device for processing nano super capacitor battery |
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