CN203936510U - Capacity spot-welding machine using - Google Patents

Capacity spot-welding machine using Download PDF

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Publication number
CN203936510U
CN203936510U CN201320885235.4U CN201320885235U CN203936510U CN 203936510 U CN203936510 U CN 203936510U CN 201320885235 U CN201320885235 U CN 201320885235U CN 203936510 U CN203936510 U CN 203936510U
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CN
China
Prior art keywords
steel bar
track
spot
base plate
holding tank
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Withdrawn - After Issue
Application number
CN201320885235.4U
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Chinese (zh)
Inventor
孙峰
李尤祥
陈增杰
王建峰
马珍海
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhuhai Higrand Electronic Technology Co Ltd
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Zhuhai Higrand Electronic Technology Co Ltd
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Priority to CN201320885235.4U priority Critical patent/CN203936510U/en
Application granted granted Critical
Publication of CN203936510U publication Critical patent/CN203936510U/en
Anticipated expiration legal-status Critical
Withdrawn - After Issue legal-status Critical Current

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Abstract

The capacity spot-welding machine using that the utility model relates to, comprises a support cabinet, also comprises that being arranged at respectively support steel bar cashier's office in a shop deposits and send device and spot welding device, spot welding device to be arranged at steel bar to deposit directly over the steel bar exit side that send device; Described steel bar is deposited and is sent device to comprise steel bar storing mechanism, steel bar transfer mechanism and steel bar sending mechanism, steel bar storing mechanism is continuously supplied with steel bar from trend steel bar transfer mechanism, the steel bar that steel bar transfer mechanism is supplied with steel bar storing mechanism moves on the steel bar track of steel bar sending mechanism, steel bar sending mechanism control steel bar by displacement is set, is sent under the some welding position of spot welding device on steel bar track; Described by spot welding device to the steel bar perhaps wire bonds of battery core that powers on, the steel bar of the full electric capacity of weldering is sent to next procedure through steel bar track; Deposit and send device and spot welding device by steel bar, multiple processing steps are incorporated on an equipment, dwindled hold facility area, improve the automatization level of operating process, improve electric capacity or battery core production efficiency.

Description

Capacity spot-welding machine using
[technical field]
The utility model relates to the processing of electric capacity or battery core, is specifically related to a kind of capacity spot-welding machine using.
[background technology]
Along with the development of electronic product, the update of product is very fast, and being electronic products, electric capacity or battery core use one of maximum electronic devices and components, solid capacitor or battery core possessed the advantageous characteristic such as environmental protection, Low ESR, high low-temperature stabilization, resistance to high ripple and high reliability with it in recent years, be the product of high-order in current electrolysis electric capacity product, it will progressively replace traditional electric capacity or battery core.
Mash welder is one of equipment of making High-Polymer Capacitance or battery core, and electric capacity or battery core, steel bar are delivered to welding mechanism, according to technological requirement, a wire bonds of electric capacity or battery core on steel bar.But existing mash welder is for the machine of the single operation of welding mostly, often occurs falling the problem such as steel bar, steel-fastening bar, drop or all possibility damage equipments of steel-fastening bar, even for operating personnel bring potential safety hazard, production efficiency is low, and product quality is difficult to ensure.
This just causes current mash welder is to come unaided by two or more equipment to electric capacity or battery core processing technology, operation is loaded down with trivial details, therefore production cost is higher, efficiency is low, the production cycle is long, brings inconvenience suitable to management and production, and can not meet the requirement of automated production.
[utility model content]
The utility model provides a kind of production efficiency high, with short production cycle, the electric capacity of convenient management and performance safety or battery core mash welder.
For realizing above-mentioned utility model object, the technical solution adopted in the utility model is:
Capacity spot-welding machine using, comprises a support cabinet, also comprises that being arranged at respectively support steel bar cashier's office in a shop deposits and send device and spot welding device, spot welding device to be arranged at steel bar to deposit directly over the steel bar exit side that send device; Described steel bar is deposited and is sent device to comprise steel bar storing mechanism, steel bar transfer mechanism and steel bar sending mechanism, steel bar storing mechanism is continuously supplied with steel bar from trend steel bar transfer mechanism, the steel bar that steel bar transfer mechanism is supplied with steel bar storing mechanism moves on the steel bar track of steel bar sending mechanism, steel bar sending mechanism control steel bar by displacement is set, is sent under the some welding position of spot welding device on steel bar track; Described by spot welding device to the steel bar perhaps wire bonds of battery core that powers on, the electric capacity of series spot welding or battery core number, for arranging after number, are sent to next procedure through steel bar track.
Preferably, described steel bar is deposited and is sent the steel bar storing mechanism of device to adopt double setting, steel bar storing mechanism comprises base plate, slide rail, the first cylinder, two the steel bar holding tanks that are set up in parallel, optic fibre detector and steel bar jacking assemblies, base plate downside is provided with the Connection Block with the axis of the piston floating connection of the first cylinder, and the first air cylinder driven base plate is along feed motion before and after slide rail; Two steel bar holding tanks are positioned over side by side base plate upside and between steel bar holding tank, are provided with the locating piece of support both of them, be respectively equipped with front side pneumatic clamping assembly and rear side pneumatic clamping assembly that each steel bar holding tank of front and back side is fixed in base plate both sides, described forward and backward side pneumatic clamping assembly is by compression cylinder, glue laminated piece and limited block composition, and the side of each steel bar holding tank limits and drives glue laminated piece to be fixed by compression cylinder through limited block; Described optic fibre detector is arranged at steel bar holding tank top, described steel bar jacking assembly is installed on the base plate downside that steel bar holding tank is corresponding, steel bar jacking assembly is by linear electric motors, screw rod, guide pillar and guide pillar Connection Block, linear electric motors are installed on guide pillar Connection Block, linear electric motors drive screw drives guide pillar along the guide pillar Connection Block steel bar in jack-up steel bar holding tank that moves upward, and controls linear electric motors and stop moving when optic fibre detector senses steel bar with the concordant placement of steel bar holding tank top end surface.
Preferably, on the base plate of described steel bar storing mechanism, be also provided with the magnet for the fixing steel bar holding tank of magnetic, on base plate, be equipped with the magnet holder of fixed magnet.
Preferably, the base plate of described steel bar storing mechanism and steel bar are deposited between the steel bar track that send steel bar sending mechanism on device and are also provided with and are fixed on steel bar protective plate on base plate.
Preferably, described steel bar is deposited and is sent the steel bar transfer mechanism of device to comprise the second cylinder, guide rod, twin shaft cylinder and vacuum cups, the second air cylinder driven twin shaft cylinder moves forward and backward along guide rod, and the vacuum cups that twin shaft air cylinder driven lower end connects moves downward to pick up the steel bar in steel bar holding tank or move downward the steel bar of its lower end is positioned on the steel bar track of steel bar sending mechanism.
Preferably, described steel bar is deposited and is sent the steel bar sending mechanism of device to comprise feeding motor, screw mandrel, feed screw nut frame and steel bar track, steel bar track is installed on screw mandrel by feed screw nut frame, and feeding motor drives steel bar on steel bar track to spot welding device feed motion by screw mandrel.
Preferably, be also respectively equipped with the elasticity that steel bar is carried out the limiting section of lateral Displacement and compresses steel bar and steel bar track upper surface and open into arm on the steel bar track on described steel bar sending mechanism, elasticity is opened into arm top and is provided with contact roller.
Preferably, on the track of described spot welding device rear side, be also provided with blanking device, this blanking device is vertically placed with respect to the steel bar of the full electric capacity of weldering or battery core, described blanking device comprises the tooth-shaped conveying belt, guide plate and the clamping part that transmit motor, double setting, the steel bar of the full electric capacity of weldering or battery core is pushed on guide plate and on the tooth-shaped conveying belt of sliding double setting by clamping part in orbit, and the steel bar that transmits the full electric capacity of weldering on the tooth-shaped conveying belt that motor drives double setting or battery core enters discharging opening.
Preferably, described spot welding device is inversion bonding machine.
The utility model is deposited and is sent device, spot welding device and blanking device by steel bar, the processing steps such as the transporting of the steel bar of electric capacity or battery core, electric capacity or battery core welding and blanking are incorporated on an equipment, not only meet and produce required various functions in electric capacity or battery core process, also can save down the expense that needs to purchase miscellaneous equipment, reduce cost, and compact overall structure, greatly dwindle hold facility area, easy to use; In addition, complete machine automaticity is high, and steel bar is deposited and sent device to stop steel-fastening bar, falls steel bar, the phenomenon such as collide, and production efficiency of equipment is promoted greatly, and ensured product quality, has improved product percent of pass, strengthens the competitiveness of enterprise.
[brief description of the drawings]
Fig. 1 is perspective view of the present utility model;
Fig. 2 is that the utility model steel bar is deposited the stereochemical structure enlarged diagram that send device;
Fig. 3 is that the utility model steel bar is deposited and sent the master of steel bar storing mechanism in device to look three-dimensional structure for amplifying schematic diagram;
Fig. 4 is that the utility model steel bar is deposited the rear perspective structure for amplifying schematic diagram that send steel bar storing mechanism in device.
[detailed description of the invention]
As shown in Figures 1 to 4, capacity spot-welding machine using, comprises a support cabinet 1, also comprises that the steel bar being arranged at respectively on support cabinet 1 is deposited to send device 4, spot welding device 5 and blanking device 6, spot welding device 5 to be arranged at steel bar to deposit directly over the steel bar exit side that send device 4; Wherein, spot welding device 5 is inversion bonding machine; Deposit and send device 4, spot welding device 5 and blanking device 6 by steel bar, the transporting of steel bar, electric capacity welding and technology for blanking step are incorporated on an equipment, not only meet and produce required various functions in electric capacity or battery core process, greatly dwindle hold facility area, easy to use, the automatization level that improves operating process, improves the efficiency in electric capacity or battery core production process greatly.
As shown in Figures 1 to 4, steel bar is deposited and is sent device 4 to comprise steel bar storing mechanism 40, steel bar transfer mechanism 42 and steel bar sending mechanism 44, steel bar storing mechanism 40 is continuously supplied with steel bar from trend steel bar transfer mechanism 41, the steel bar that steel bar transfer mechanism 42 is supplied with steel bar storing mechanism 40 moves on the steel bar track 440 of steel bar sending mechanism 44, steel bar sending mechanism 44 control steel bar on steel bar track 440 by displacement is set, be sent under the some welding position of spot welding device 5; At spot welding device 5 steel bar anchor point place to be welded, on steel bar, spot welding device 5 is to electric capacity or battery core wire bonds, the electric capacity of series spot welding or battery core number are for arranging after number, be sent to blanking device 6 through steel bar track 440, and exported by the steel bar finished product that blanking device clamping carrying is welded with electric capacity or battery core.
As shown in Figures 2 to 4, steel bar is deposited and is sent the steel bar storing mechanism 40 of device 4 to adopt double setting, steel bar storing mechanism 40 comprises base plate 400, slide rail 401, the first cylinder 402, two the steel bar holding tanks that are set up in parallel (403,404), optic fibre detector 405 and steel bar jacking assemblies 406, base plate 400 downsides are provided with Connection Block 407, the first cylinders 402 of the axis of the piston floating connection of the first cylinder 402 and drive base plate 400 along feed motion before and after slide rail, two steel bar holding tanks (403, 404) be positioned over side by side base plate 400 upsides and at two steel bar holding tanks (403, 404) between, be provided with the locating piece 408 of support both of them, be respectively equipped with the each steel bar holding tank (403 to front and back side in base plate 400 both sides, 404) the front side pneumatic clamping assembly 409 being fixed respectively and rear side pneumatic clamping assembly 410, before described, rear side pneumatic clamping assembly (409, 410) by compression cylinder 40a, glue laminated piece 40b and limited block 40c composition, each steel bar holding tank (403, 404) side limits and drives glue laminated piece 40b to be fixed by compression cylinder 40a through limited block 40c, wherein, each steel bar holding tank (403, 404) top is provided with optic fibre detector 405, steel bar jacking assembly 406 is installed on steel bar holding tank (403, 404) corresponding base plate 400 downsides, steel bar jacking assembly 406 is by linear electric motors 41a, screw rod 41b, guide pillar 41c and guide pillar Connection Block 41d, linear electric motors 41a is installed on guide pillar Connection Block 41d, linear electric motors 41a drive screw 41b drives guide pillar 41c to be upward through base plate 400 and from bottom jack-up steel bar holding tank (403 along guide pillar Connection Block 41d, 404) interior steel bar, optic fibre detector 405 senses steel bar and steel bar holding tank (403, 404) control linear electric motors 41a when the concordant placement of top end surface and stop action.In addition, on the base plate 400 of steel bar storing mechanism 40, be also respectively equipped with the magnet 411 for the fixing each steel bar holding tank (403,404) of magnetic, on base plate 400, be equipped with the magnet holder 412 of fixed magnet 411; Deposit between the steel bar track 440 that send steel bar sending mechanism 44 on device 4 and be also provided with and be fixed on steel bar protective plate 413 on base plate 400 at the base plate 400 of steel bar storing mechanism 40 and steel bar, prevent from that the steel bar dropping from dropping in other mechanisms to cause potential safety hazard.
As shown in Figures 2 to 4, steel bar transfer mechanism 42 comprises the second cylinder 420, guide rod 421, twin shaft cylinder 423 and vacuum cups 424, the second cylinder 420 drives twin shaft cylinder 423 to move forward and backward along guide rod 421, and the vacuum cups 424 that twin shaft cylinder 423 drives lower end to connect moves downward to pick up the steel bar in steel bar holding tank (403,404) or move downward the steel bar of its lower end is positioned on the steel bar track 440 of steel bar sending mechanism 44.Described steel bar sending mechanism 44 comprises feeding motor 441, screw mandrel 442, feed screw nut frame 443 and steel bar track 440, steel bar track 440 is installed on screw mandrel 442 by feed screw nut frame 443, and feeding motor 441 drives steel bar on steel bar track 440 to spot welding device 5 feed motions by screw mandrel 442; Simultaneously, steel bar track 440 on steel bar sending mechanism 44 is also respectively equipped with to steel bar is carried out the limiting section 444 of lateral Displacement and compress steel bar opening into arm 445 in the elasticity of steel bar track 440 upper surfaces, and elasticity is opened into arm 445 tops and is provided with the contact roller 4450 for compressing steel bar.
As shown in Figure 1, blanking device 6 is vertically placed with respect to the steel bar of the full electric capacity of weldering or battery core, this blanking device 6 comprises the tooth-shaped conveying belt 61, guide plate 62 and the clamping part 63 that transmit motor 60, double setting, the steel bar of the full electric capacity of weldering or battery core is pushed on guide plate 62 and on the tooth-shaped conveying belt 61 of double setting sliding by clamping part 63 on track 9, and the steel bar that transmits the full electric capacity of weldering on the tooth-shaped conveying belt 61 that motor 60 drives double setting or battery core enters the discharging opening of complete machine.
When steel bar storing mechanism 40 is worked, the steel bar of putting in order is put into respectively to each steel bar holding tank (403,404), the aspect ratio optic fibre detector 405 of placing steel bar is highly lower slightly, the two groups of steel bar holding tanks (403,404) that install steel bar are slided into magnet holder 412 corresponding end along locating piece 408 respectively, now, on the guide pillar 41c of the positive corresponding steel bar jacking assembly 406 of the positive downside of one group of steel bar holding tank, then, two groups of steel bar holding tanks (403,404) magnet holder 412 internal magnets 411 suction under fixing, then, the compression cylinder 40a on front side pneumatic clamping assembly 409 and rear side pneumatic clamping assembly 410 drives respectively glue laminated piece 40b to be fixed the steel bar holding tank (403,404) of respective side, further, steel bar jacking assembly 406 moves, linear electric motors 41a starts, the steel bar that drives screw rod 41b to rise in first group of steel bar holding tank 403 of promotion at the uniform velocity rises, in the time that the steel bar in steel bar holding tank 403 and optic fibre detector 405 are highly concordant, linear electric motors 41a stops, the now steel bar transfer mechanism 41 of subsequent processing, under the twin shaft cylinder 423 of steel bar transfer mechanism 42 promotes, vacuum cups 424 moves downward the steel bar picking up in steel bar holding tank 404, then, the second cylinder 420 moves after guide rod 421 directions pull twin shaft cylinder 423, twin shaft cylinder 423 moves downward the steel bar on vacuum cups 424 is positioned on the steel bar track 440 of steel bar sending mechanism 44, so repeatedly, after the steel bar in first group of steel bar holding tank 403 takes, steel bar jacking assembly 406 counteragents, linear electric motors 41a rotates backward, and drives screw rod 41b to decline, until guide pillar 41c top while dropping to base plate 400 downside linear electric motors 41a stop action, then, the first cylinder 402 drives base plate 400 along slide rail feed motion forward, second group of steel bar holding tank 404 on base plate 400 be now positioned at steel bar jacking assembly 406 directly over, 406 repetitive operations of steel bar jacking assembly, steel bar in second group of steel bar holding tank 404 is repeated to upwards jack-up, simultaneously, the front side pneumatic clamping assembly 409 of first group of steel bar holding tank 403 side resets, compression cylinder 40a retracts glue laminated piece 40b, take out first group of steel bar holding tank 403, put into appropriate steel bar, finally first group of steel bar holding tank 403 is put back into base plate 400.
The oscillation cycle that more than moves running, just steel bar in steel bar holding tank continuously can be supplied on the steel bar track 440 of steel bar sending mechanism 44, after limiting section 444 on steel bar track 440 and elasticity are opened and respectively steel bar carried out to lateral Displacement and be fixed into arm 445, feeding motor 441 drives steel bar on steel bar track 440 to the continuous feed motion of spot welding device 5 by screw mandrel 442.
Spot welding device 5 is constantly welded on a lead-in wire of electric capacity or battery core on steel bar, the steel bar of the full electric capacity of weldering or battery core on track 9, constantly march forward to, the clamping part 63 of blanking device 6 is constantly pushed the steel bar of giving on guide plate 62, and on the tooth-shaped conveying belt 61 of sliding double setting, transmit the steel bar that motor 60 drives the full electric capacity of weldering on the tooth-shaped conveying belt 61 of double setting or battery core, constantly export from the discharging opening of complete machine, complete detection row's plate and the welding processing of electric capacity or battery core.
The above embodiment just, for preferred embodiment of the present utility model, not limits practical range of the present utility model with this, and the equivalence that all shapes according to the utility model, structure and principle are done changes, and all should be covered by protection domain of the present utility model.

Claims (9)

1. capacity spot-welding machine using, comprises a support cabinet, it is characterized in that,
Also comprise that being arranged at respectively support steel bar cashier's office in a shop deposits and send device and spot welding device, spot welding device to be arranged at steel bar to deposit directly over the steel bar exit side that send device;
Described steel bar is deposited and is sent device to comprise steel bar storing mechanism, steel bar transfer mechanism and steel bar sending mechanism, steel bar storing mechanism is continuously supplied with steel bar from trend steel bar transfer mechanism, the steel bar that steel bar transfer mechanism is supplied with steel bar storing mechanism moves on the steel bar track of steel bar sending mechanism, steel bar sending mechanism control steel bar by displacement is set, is sent under the some welding position of spot welding device on steel bar track;
Described spot welding device is to the steel bar perhaps wire bonds of battery core that powers on, and the electric capacity of series spot welding or battery core number, for arranging after number, are sent to next procedure through steel bar track.
2. capacity spot-welding machine using according to claim 1, it is characterized in that, described steel bar is deposited and is sent the steel bar storing mechanism of device to adopt double setting, steel bar storing mechanism comprises base plate, slide rail, the first cylinder, two the steel bar holding tanks that are set up in parallel, optic fibre detector and steel bar jacking assemblies, base plate downside is provided with the Connection Block with the axis of the piston floating connection of the first cylinder, and the first air cylinder driven base plate is along feed motion before and after slide rail; Two steel bar holding tanks are positioned over side by side base plate upside and between steel bar holding tank, are provided with the locating piece of support both of them, be respectively equipped with front side pneumatic clamping assembly and rear side pneumatic clamping assembly that each steel bar holding tank of front and back side is fixed in base plate both sides, described forward and backward side pneumatic clamping assembly is by compression cylinder, glue laminated piece and limited block composition, and the side of each steel bar holding tank limits and drives glue laminated piece to be fixed by compression cylinder through limited block; Described optic fibre detector is arranged at steel bar holding tank top, described steel bar jacking assembly is installed on the base plate downside that steel bar holding tank is corresponding, steel bar jacking assembly is by linear electric motors, screw rod, guide pillar and guide pillar Connection Block, linear electric motors are installed on guide pillar Connection Block, linear electric motors drive screw drives guide pillar along the guide pillar Connection Block steel bar in jack-up steel bar holding tank that moves upward, and controls linear electric motors and stop moving when optic fibre detector senses steel bar with the concordant placement of steel bar holding tank top end surface.
3. capacity spot-welding machine using according to claim 2, is characterized in that, is also provided with the magnet for the fixing steel bar holding tank of magnetic on the base plate of described steel bar storing mechanism, is equipped with the magnet holder of fixed magnet on base plate.
4. capacity spot-welding machine using according to claim 2, is characterized in that, the base plate of described steel bar storing mechanism and steel bar are deposited between the steel bar track that send steel bar sending mechanism on device and be also provided with and be fixed on steel bar protective plate on base plate.
5. capacity spot-welding machine using according to claim 1 and 2, it is characterized in that, described steel bar is deposited and is sent the steel bar transfer mechanism of device to comprise the second cylinder, guide rod, twin shaft cylinder and vacuum cups, the second air cylinder driven twin shaft cylinder moves forward and backward along guide rod, and the vacuum cups that twin shaft air cylinder driven lower end connects moves downward to pick up the steel bar in steel bar holding tank or move downward the steel bar of its lower end is positioned on the steel bar track of steel bar sending mechanism.
6. capacity spot-welding machine using according to claim 1 and 2, it is characterized in that, described steel bar is deposited and is sent the steel bar sending mechanism of device to comprise feeding motor, screw mandrel, feed screw nut frame and steel bar track, steel bar track is installed on screw mandrel by feed screw nut frame, and feeding motor drives steel bar on steel bar track to spot welding device feed motion by screw mandrel.
7. capacity spot-welding machine using according to claim 6, it is characterized in that, on steel bar track on described steel bar sending mechanism, be also respectively equipped with the elasticity that steel bar is carried out the limiting section of lateral Displacement and compresses steel bar and steel bar track upper surface and open into arm, elasticity is opened into arm top and is provided with contact roller.
8. capacity spot-welding machine using according to claim 1, it is characterized in that, on the track of described spot welding device rear side, be also provided with blanking device, this blanking device is vertically placed with respect to the steel bar of the full electric capacity of weldering or battery core, described blanking device comprises the tooth-shaped conveying belt, guide plate and the clamping part that transmit motor, double setting, the steel bar of the full electric capacity of weldering or battery core is pushed on guide plate and on the tooth-shaped conveying belt of sliding double setting by clamping part in orbit, and the steel bar that transmits the full electric capacity of weldering on the tooth-shaped conveying belt that motor drives double setting or battery core enters discharging opening.
9. capacity spot-welding machine using according to claim 1, is characterized in that, described spot welding device is inversion bonding machine.
CN201320885235.4U 2013-12-27 2013-12-27 Capacity spot-welding machine using Withdrawn - After Issue CN203936510U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320885235.4U CN203936510U (en) 2013-12-27 2013-12-27 Capacity spot-welding machine using

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320885235.4U CN203936510U (en) 2013-12-27 2013-12-27 Capacity spot-welding machine using

Publications (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103706936A (en) * 2013-12-27 2014-04-09 珠海华冠电子科技有限公司 Capacitor point welding machine
CN104526147A (en) * 2014-12-31 2015-04-22 山东莱茵科技设备有限公司 Automatic installing welding machine of isolation cap of pot bodies of electric food warmer
CN112008220A (en) * 2020-08-18 2020-12-01 湖南泰川宏业有限公司 Automatic conveying spot welding machine for nuts

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103706936A (en) * 2013-12-27 2014-04-09 珠海华冠电子科技有限公司 Capacitor point welding machine
CN103706936B (en) * 2013-12-27 2015-08-26 珠海华冠电子科技有限公司 Capacity spot-welding machine
CN104526147A (en) * 2014-12-31 2015-04-22 山东莱茵科技设备有限公司 Automatic installing welding machine of isolation cap of pot bodies of electric food warmer
CN112008220A (en) * 2020-08-18 2020-12-01 湖南泰川宏业有限公司 Automatic conveying spot welding machine for nuts
CN112008220B (en) * 2020-08-18 2022-04-08 湖南泰川宏业有限公司 Automatic conveying spot welding machine for nuts

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AV01 Patent right actively abandoned

Granted publication date: 20141112

Effective date of abandoning: 20150826

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