CN109719435B

CN109719435B - Automatic welding machine

Info

Publication number: CN109719435B
Application number: CN201910176420.8A
Authority: CN
Inventors: 刘永优; 沈炳贤; 王峰; 周俊雄; 杜义贤
Original assignee: Guangdong Lyric Robot Automation Co Ltd
Current assignee: Guangdong Lyric Robot Automation Co Ltd
Priority date: 2019-03-08
Filing date: 2019-03-08
Publication date: 2024-04-12
Anticipated expiration: 2039-03-08
Also published as: CN109719435A

Abstract

The invention discloses an automatic welding machine which comprises a turntable mechanism, a jig, a top cover feeding mechanism, a pole group feeding mechanism, a protective cover feeding mechanism, a welding mechanism, a protective cover discharging mechanism and a discharging mechanism, wherein the turntable mechanism is used for clamping a protective cover; the jig is arranged on the turntable mechanism; the turntable mechanism drives the jig to rotate, and the jig sequentially passes through the top cover feeding mechanism, the pole group feeding mechanism, the protective cover feeding mechanism, the welding mechanism, the protective cover discharging mechanism and the discharging mechanism. The protective cover is provided by the protective cover feeding mechanism, so that the top cover and the electrode group connecting sheet can be protected during welding, the welding stability is improved, and the yield of welding products is increased.

Description

Automatic welding machine

Technical Field

The invention relates to the technical field of welding, in particular to an automatic welding machine.

Background

With the development of technology, a power battery is widely applied to vehicles and power systems as a high-efficiency and environment-friendly new energy battery. In the production process of the power battery, the connecting sheet on the tab of the electrode group needs to be welded with the top cover so as to manufacture a battery pack; in the prior art, although equipment for realizing the welding procedure is available, the equipment does not effectively protect the welding part of the top cover and the connecting sheet during welding, so that the welding stability and the welding yield are low.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides an automatic welding machine.

An automatic welding machine comprises a turntable mechanism, a jig, a top cover feeding mechanism, a pole group feeding mechanism, a protective cover feeding mechanism, a welding mechanism, a protective cover discharging mechanism and a discharging mechanism;

the jig is arranged on the turntable mechanism; the turntable mechanism drives the jig to rotate, and the jig sequentially passes through the top cover feeding mechanism, the pole group feeding mechanism, the protective cover feeding mechanism, the welding mechanism, the protective cover discharging mechanism and the discharging mechanism; wherein, top cap feed mechanism provides the top cap and places on the tool, and utmost point group feed mechanism provides the utmost point group and places on the tool, and protection cap feed mechanism is used for providing the visor when top cap and the welding of utmost point group connection piece, and welding mechanism is used for the welding of top cap and utmost point group connection piece.

According to one embodiment of the invention, the turntable mechanism comprises a workbench, a turntable, a jacking component and two poking components; the turntable is arranged on the workbench; the jacking component is arranged on a path through which the jig passes and is positioned below the welding mechanism; the two poking assemblies are arranged on the path of the jig and are close to the electrode group feeding mechanism and the discharging mechanism respectively.

According to one embodiment of the invention, the jig comprises a bearing part, a clamping part and an ejection part; the bearing part is arranged on the turntable mechanism and bears the top cover and the pole group; the clamping part is arranged on the bearing part, and the clamping end of the clamping part is opposite to the bearing part; the ejection part is arranged on the bearing part, and the ejection end of the ejection part is connected with the bearing part.

According to one embodiment of the invention, the jacking assembly is detachably connected with the ejection part; the jacking assembly drives the jacking part to jack the top cover and the pole group carried by the carrying part, and the welding mechanism welds the top cover and the pole group connecting sheet.

According to one embodiment of the invention, the protective cover feeding mechanism comprises a protective cover bracket, a protective cover bearing assembly, a protective cover moving assembly and a protective cover positioning and clamping assembly; the protective cover moving assemblies are respectively arranged on the protective cover brackets, and the protective cover bearing assemblies are arranged below the protective cover moving assemblies; the protective cover positioning and clamping assembly is arranged on the protective cover moving assembly; the placement position of the protective cover moving assembly is arranged on the turntable mechanism.

According to one embodiment of the invention, the welding mechanism comprises a welding frame, a welding jig arranged on the welding frame, a welding piece and a welding driving assembly; the welding jig is positioned above the turntable mechanism; the welding end of the welding piece is just welded with the welding jig; the output end of the welding driving assembly is connected with the welding piece.

According to an embodiment of the present invention, it further comprises a detection mechanism; the detection mechanism is arranged on a path through which the jig passes.

According to one embodiment of the invention, the top cover feeding mechanism comprises a top cover feeding part and a top cover detecting part; the top cover feeding part is positioned at the side edge of the turntable mechanism and is used for transferring the top cover; the top cover detection part is arranged on the conveying path of the top cover.

According to one embodiment of the invention, the top cover feeding mechanism further comprises a top cover coding part, a top cover sorting part and a top cover defective product discharging part; the top cover detection part, the top cover coding part, the top cover sorting part and the top cover defective product blanking part are sequentially arranged on a conveying path of the top cover along the conveying direction of the top cover.

According to an embodiment of the invention, the top cover feeding mechanism further comprises a top cover incoming material conveying part and a top cover incoming material carrying part; the top cover incoming material conveying part is positioned between the top cover detecting part and the top cover incoming material conveying part.

Compared with the prior art, the automatic welding machine of the application is provided with the protective cover through the protective cover feeding mechanism, so that the top cover and the electrode group connecting sheet can be protected during welding, the welding stability is improved, and the yield of welding products is increased. In addition, through top cap detection portion to top cap supplied materials detect and in time get rid of the defective products, avoided unnecessary processing, improved production efficiency and yields, reduced unnecessary waste simultaneously, reduced manufacturing cost.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

fig. 1 is a schematic view of an automatic welder in the present embodiment;

FIG. 2 is a schematic view of an automatic welder from another view angle in the present embodiment;

FIG. 3 is a schematic view of the top cover and the pole set in the embodiment;

FIG. 4 is a schematic view of a mechanism of the protective cover in the present embodiment;

FIG. 5 is a schematic diagram of a rotating mechanism and a jig in the present embodiment;

FIG. 6 is a schematic structural diagram of a jacking assembly according to the present embodiment;

FIG. 7 is a schematic diagram of a toggle assembly according to the present embodiment;

FIG. 8 is a schematic diagram of the structure of the fixture, the pole set and the protective cover in the present embodiment;

FIG. 9 is a schematic diagram of a fixture in the present embodiment;

FIG. 10 is a schematic diagram of a portion of a jig according to the present embodiment;

fig. 11 is a sectional view of the holding portion in the present embodiment;

FIG. 12 is a schematic view of another view of the jig according to the present embodiment;

FIG. 13 is a cross-sectional view of the ejector guide in this embodiment;

fig. 14 is a schematic structural diagram of a top cover feeding mechanism and a top cover sorting mechanism in the embodiment;

Fig. 15 is a schematic structural diagram of a protective cover feeding mechanism in this embodiment;

FIG. 16 is a schematic view of the structure of the protecting cover holder and the protecting cover positioning member according to the present embodiment;

FIG. 17 is a schematic view of the structure of the positioning member of the protecting cover in the present embodiment;

fig. 18 is a schematic structural view of a welding mechanism in the present embodiment;

fig. 19 is a schematic structural diagram of a welding jig in the present embodiment;

FIG. 20 is a schematic view showing the structure of a dust cap and a ventilation cap in the present embodiment;

fig. 21 is a schematic structural view of a top cover blanking mechanism in the present embodiment;

fig. 22 is a schematic structural view of a top cover detecting mechanism in the present embodiment;

FIG. 23 is a schematic diagram of a top cover coding mechanism in the present embodiment;

fig. 24 is a schematic structural view of a top cover feeding and conveying mechanism in the present embodiment.

Reference numerals illustrate:

1. a turntable mechanism; 11. a work table; 12. a turntable; 13. a jacking assembly; 131. a jacking frame; 132. jacking the driving piece; 133. a jacking portion; 1331. a buckle; 14. the assembly is stirred; 141. the bracket is stirred; 142. the driving piece is stirred; 143. a toggle part; 1431. a toggle plate; 2. a jig; 21. a carrying part; 211. a bottom plate; 2111. a first slide rail; 2112. a through hole; 2113. a second slide rail; 212. welding positions; 213. a bearing position; 214. a second limiting block; 22. a clamping part; 221. a clamping member; 2211. a first limiting block; 2212. a compaction block; 222. clamping the driving member; 2221. the compaction block slides the push plate; 22211. a blind hole; 2222. a reset member; 22221. a return spring; 22222. a limit screw; 2223. a limiting plate; 2224. a linkage column; 22241. a roller; 2225. opening the clamping plate; 22251. an arc-shaped groove; 23. an ejection part; 231. an ejector plate; 232. an ejection guide; 2321. a guide seat; 2322. a guide post; 233. an ejector rod; 2331. clamping; 24. a protective cover buffer part; 241. a support block; 242. caching bits; 2421. positioning holes; 3. a top cover feeding mechanism; 31. a top cover feeding part; 311. a top cover feeding bracket; 312. a top cover feeding driving assembly; 3121. a first top cover driving member; 3122. a second top cover driving member; 3123. the top cover clamps the bearing plate; 3124. a third top cover driving member; 3125. a fourth top cover driving member; 313. a top cover feeding clamping piece; 4. a pole group feeding mechanism; 32. a top cover detection part; 321. detecting a moving member; 3211. a first detection driving member; 3212. a second detection driving member; 3123. detecting a bearing plate; 322. detecting the clamping piece; 3221. a third detection driving member; 3222. detecting a clamping manipulator; 323. a detecting member; 3231. a detection member support; 3232. a detector; 324. the first code scanning piece; 3241. a first scanning support; 3242. the first code scanning gun; 33. a top cover coding part; 331. a coding machine; 332. coding and dedusting pieces; 3321. coding a dust hood; 3322. a dust removing suction pipe; 333. a protection plate; 34. a top cover sorting part; 341. a top cover code dividing bracket; 342. the second code scanning gun; 35. a top cover defective product blanking part; 36. a top cover incoming material conveying part; 37. a top cover incoming material carrying part; 371. a top cover feeding bracket; 372. a top cover feeding driving assembly; 3721. a top cover feeding position driving piece; 3722. a top cover feeding rotary driving piece; 373. a top cover material feeding clamping piece; 41. a pole group feeding part; 411. a multi-axis mechanical arm; 412. a pole group jaw member; 42. a defective product blanking part of the electrode group; 5. a protective cover feeding mechanism; 51. a protective cover bracket; 52. the protective cover bearing assembly; 521. a protective cover bearing plate; 522. the protective cover carries the driving piece; 523. a protective cover detection member; 53. a protective cover moving assembly; 531. the first protective cover moves the driving piece; 532. a protective cover moving plate; 533. the second protective cover moves the driving piece; 534. the third protective cover moves the driving piece; 54. the protective cover positioning and clamping assembly; 541. a protective cover clip; 5411. the protective cover clamps the driving piece; 5412. a protective cover jaw member; 542. a protective cover positioning member; 5421. a protective cover positioning driving piece; 54211. the first protective cover positions the driving piece; 54212. the second protective cover positions the driving piece; 5422. a protective cover positioning member; 54221. a positioning claw; 54222. a positioning block; 6. welding a structure; 61. a welding frame; 611. welding a bracket; 612. welding plates; 6121. an opening; 62. welding jig; 621. a welding jig main body; 622. a welding groove; 6221. a welding port; 63. a welding member; 64. welding a driving assembly; 641. a first welding driver; 6411. welding a sliding rail; 6412. welding a component support plate; 6413. welding a support plate driving piece; 642. a second welding driver; 643. a third welding driver; 65. a dust cover; 651. opening the door; 66. a ventilation hood; 7. a protective cover blanking mechanism; 71. a protective cover blanking frame; 72. a protective cover blanking bearing assembly; 73. a protective cover blanking moving assembly; 731. a first protective cover blanking driving piece; 732. a protective cover blanking moving plate; 733. a second protective cover blanking driving piece; 74. a protective cover blanking clamp; 741. a protective cover blanking driving piece; 75. a protective cover dust removing member; 751. a dust hood; 752. a dust collection pipe; 8. a discharging mechanism; 9. a detection mechanism; 91. welding a bracket; 92. a detecting member; 100. a top cover; 200. a pole group; 2001. a connecting sheet; 300. a protective cover; 3001. welding holes; 3002. and a clamping hole.

Detailed Description

Various embodiments of the invention are disclosed in the following drawings, in which details of the practice are set forth in the following description for the purpose of clarity. However, it should be understood that these practical details are not to be taken as limiting the invention. That is, in some embodiments of the invention, these practical details are unnecessary. Moreover, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simplified schematic manner.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, and the like between the components in a certain posture (as shown in the drawings), and if the certain posture is changed, the directional indicators are changed accordingly.

In addition, descriptions such as those related to "first", "second", etc. are used for descriptive purposes only and are not intended to specifically indicate a sequential or a cis-position, nor are they intended to limit the invention, but are merely used to distinguish between components or operations described in the same technical term, and are not to be construed as indicating or implying a relative importance or implying that the number of technical features indicated is not necessarily limited. Thus, a feature defining "a first", "a second" or the like may include at least one such feature explicitly or implicitly. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.

For a further understanding of the nature, features, and efficacy of the present invention, the following examples are set forth in order to provide a further understanding of the invention, and are intended to be described in connection with the accompanying drawings:

referring to fig. 1 to 4, fig. 1 is a schematic structural view of an automatic welding machine in the present embodiment, fig. 2 is a schematic structural view of another view of the automatic welding machine in the present embodiment, and fig. 3 is a schematic structural view of a top cover and a pole set in the present embodiment; fig. 4 is a schematic diagram of a mechanism of the protective cover in this embodiment. The automatic welding machine in the embodiment comprises a turntable mechanism 1, a jig 2, a top cover feeding mechanism 3, a pole group feeding mechanism 4, a protective cover feeding mechanism 5, a welding mechanism 6, a protective cover discharging mechanism 7 and a discharging mechanism 8. The jig 2 is arranged on the turntable mechanism 1, the turntable mechanism 1 drives the jig 2 to rotate, and the jig 2 sequentially passes through the top cover feeding mechanism 3, the pole group feeding mechanism 4, the protective cover feeding mechanism 5, the welding mechanism 6, the protective cover discharging mechanism 7 and the discharging mechanism 8.

Along with the rotation of tool 2, top cap feed mechanism 3 provides top cap 100 earlier and places on tool 2, utmost point group feed mechanism 4 provides utmost point group 200 again and places on tool 2, the connection piece 2001 of utmost point group 200 corresponds laminating with top cap 100, afterwards, protection lid feed mechanism 5 provides visor 300 and places on tool 2, visor 300 covers in top cap 100 and connection piece 2001 laminating position, welding hole 3001 has been seted up on the visor 300, welding hole 3001 exposes the waiting of top cap 100 and connection piece 2001 to weld the position, welding mechanism 6 welds top cap 100 and connection piece 2001, protection during the visor 300 provides the protection when welding, stability during the welding has been guaranteed, and the influence of other factors such as welding dust to the product welding has been avoided, improve the yields of welding product, in addition, welding hole 3001 has also guaranteed the accuracy during the welding.

After the welding is finished, the protective cover blanking mechanism 7 moves out of the protective cover 300 on the jig 2 for the next recycling, and the discharging mechanism 8 moves out of the welded pole group 200 and the top cover 100 to obtain a welded product. Through above-mentioned mechanism, this automatic welder can accomplish the material loading of top cap 100, utmost point group 200 and visor 300 in proper order, and the welding of connection piece 2001 and top cap 100, visor 300 unloading, the whole process of welding finished product ejection of compact, degree of automation is high, and in addition, for the welding setting of linear type, each mechanism reasonable layout that this automatic welding set up is annular, and occupation area is little.

With continued reference to fig. 5, fig. 5 is a schematic structural diagram of the rotating mechanism and the jig in the present embodiment. Further, the turntable mechanism 1 comprises a workbench 11, a turntable 12, a jacking assembly 13 and two poking assemblies 14. The turntable 12 is arranged on the workbench 11, the workbench 11 drives the turntable 12 to rotate, the jig 2 is arranged on the turntable 12, and the rotation of the turntable 12 drives the jig 2 to rotate. The jacking component 13 is arranged on the path of the jig 2, where the turntable 12 passes through, and is positioned on the side edge of the turntable 12 and below the welding mechanism 6, and the jacking end of the jacking component 13 is opposite to the welding mechanism 6. The two toggle assemblies 14 are both arranged on the path of the jig 2, are positioned on the side edge of the turntable 12, and are respectively close to the electrode group feeding mechanism 4 and the discharging mechanism 8.

With continued reference to fig. 6 to 7, fig. 6 is a schematic structural diagram of the jacking assembly in the present embodiment, and fig. 7 is a schematic structural diagram of the toggle assembly in the present embodiment. Further, a turntable 12 is fixed to an upper end portion of the table 11, and a central axis of the turntable 12 overlaps with a central axis of the table 11. The table 11 in this embodiment is a rotary table.

The jacking assembly 13 includes a jacking bracket 131, a jacking drive 132, and a jacking portion 133. The lifting bracket 131 is disposed at one side of the table 11, and the lifting bracket 131 has a height lower than that of the turntable 12. The jacking driving piece 132 is fixedly connected to the upper end part of the jacking bracket 131, and the output end of the jacking driving piece 132 is connected with the jacking part 133; the upper end of the lifting part 133 is provided with a buckle 1331, the buckle 1331 can be matched with the jig 2, the buckle 1331 is approximately of a U-shaped structure in the embodiment, and the U-shaped bayonet of the buckle 1331 faces away from the lifting part 133. The lifting driving member 132 drives the lifting portion 133 to linearly move along a direction parallel to the central axis of the turntable 12, and synchronously drives the catch 1331 to linearly move.

The toggle assembly 14 includes a toggle bracket 141, a toggle driving member 142, and a toggle portion 143. The toggle support 141 is disposed at one side of the workbench 11, the toggle driving piece 142 is fixedly connected to the upper end of the toggle support 141, the toggle portion 143 is connected to the output end of the toggle driving piece 142, a toggle plate 1431 is disposed at the end of the toggle portion 143, the toggle plate 1431 is parallel to the central axis of the turntable 12, and the toggle plate 1431 can be matched with the jig 2. The toggle driving piece 142 drives the wave part 143 to linearly move along the direction perpendicular to the central axis of the turntable 12, and synchronously drives the toggle plate 1431 to linearly move.

The jacking driving member 132 and the toggle driving member 142 may be telescopic cylinders, and of course, other driving elements capable of realizing linear movement may be used.

Referring to fig. 3, 5, 8 and 9, fig. 8 is a schematic structural diagram of the jig, the pole set and the protective cover in the present embodiment, and fig. 9 is a schematic structural diagram of the jig in the present embodiment. Further, the jig 2 includes a carrying portion 21, a clamping portion 22, and an ejection portion 23. The bearing portion 21 is disposed on the turntable 12, and the bearing portion 21 is used for bearing the top cover 100 and the pole set 200. The clamping portion 22 is disposed on the carrying portion 21, and a clamping end thereof is opposite to the carrying portion 21, and the clamping portion 22 is used for clamping the pole group 200 on the carrying portion 21. The ejector 23 is disposed on the carrier 21, and an ejector end thereof is connected to a bottom of the carrier 21, and the ejector 23 is used for ejecting the top cover 100 and the pole group 200 on the carrier 21.

It will be appreciated that in order to form the jacking assembly 13 and the two toggle assemblies 14 into an operative engagement with the clamping portion 22 and the ejection portion 23 of the jig 2, the carrying portion 21 needs to be provided with a clearance. In this embodiment, one end of the bearing portion 21 is disposed on the turntable 12, the other end thereof is exposed outside the turntable 12, and the ejection portion 23 is disposed on one end of the bearing portion 21 exposed outside the turntable 12. Of course, in another embodiment, the bearing portion 21 may be provided with an opening to expose the ejection portion 23, which will not be described herein.

The carrying portion 21 includes a bottom plate 211, a soldering position 212, and a carrying position 213. The welding position 212 and the bearing position 213 are both disposed on the upper surface of the bottom plate 211, in this embodiment, the welding position 212 is located in the middle of the bearing position 213, the bearing position 213 is used for bearing the pole set 200, the welding position 212 is used for bearing the top cover 100 and the connecting sheet 2001, specifically, the top cover 100 is laid on the surface of the welding position 212 along the length direction of the welding position 212, and the connecting sheet 2001 is attached to the surface of the top cover 100.

Referring to fig. 10 and 11 together, fig. 10 is a schematic view of a part of the structure of the jig in the present embodiment, and fig. 11 is a cross-sectional view of the clamping portion in the present embodiment; further, the clamping portion 22 includes a clamping member 221 and a clamping driving member 222. The clamping member 221 includes a first stopper 2211 and a pressing block 2212. The first limiting block 2211 is fixedly connected to the upper surface of the bottom plate 211, the first limiting block 2211 is located at one side of the bearing position 213, the pressing block 2212 is located at the other side of the bearing position 213, and the first limiting block 2211 is opposite to the pressing block 2212. Preferably, the number of the first limiting blocks 2211 and the number of the pressing blocks 2212 are multiple, the first limiting blocks 2211 are sequentially arranged, the pressing blocks 2212 are sequentially arranged, the first limiting blocks 2211 are opposite to the pressing blocks 2212 one by one, in this embodiment, the number of the first limiting blocks 2211 and the pressing blocks 2212 is four, and every two first limiting blocks 2211 and pressing blocks 2212 are respectively located at two sides of the welding position 212.

The clamping driver 222 includes a press block sliding push plate 2221, a reset member 2222, a limit plate 2223, a linkage column 2224, and an opening clamp plate 2225. The compression block sliding push plate 2221 is located at a side of the compression block 2212 away from the first stopper 2211, the compression block sliding push plate 2221 is slidably connected to the upper surface of the bottom plate 211, specifically, the compression block sliding push plate 2221 is slidably connected to the bottom plate 211 via a first slide rail 2111 provided on the upper surface of the bottom plate 211, and the compression block sliding push plate 2221 is connected to the compression block 2212. The limit plate 2223 is located at a side of the pressing block sliding push plate 2221 away from the pressing block 2212, and in particular, the limit plate 2223 may be fixedly connected to a side edge of the upper surface of the bottom plate 211. One end of the reset piece 2222 is connected with the limit plate 2223, and the other end thereof is connected with the compression block sliding push plate 2221; specifically, the reset element 2222 includes a reset spring 22221 and a limit screw 22222; a blind hole 22211 is formed in one side of the compression block sliding push plate 2221, which is opposite to the limit plate 2223; the reset spring 22221 is disposed in the blind hole 22211, and one end of the reset spring 22221 is connected with the bottom of the blind hole 22211, one end of the limit screw 22222 is fixedly connected with the limit plate 2223, and the other end thereof extends into the blind hole 22211 and is connected with the other end of the reset spring 22221, and the diameter of the limit screw 22222 is smaller than the diameter of the blind hole 22211. The linkage column 2224 is vertically disposed on the lower surface of the bottom plate 211, one end of the linkage column 2224 passes through the bottom plate 211 and is connected with the compression block sliding push plate 2221, specifically, the linkage column 2224 passes through a through hole 2112 formed in the bottom plate 211 and is connected with the compression block sliding push plate 2221, the through hole 2112 is a bar hole, the through hole 2112 extends from the compression block sliding push plate 2221 toward the direction of the limiting plate 2223, and the linkage column 2224 can slide in the through hole 2112. The open clamp 2225 is slidably coupled to the lower surface of the base plate 211, and in particular, the open clamp 2225 is slidably coupled to the base plate 211 by means of second slide rails 2113 provided on the lower surface of the base plate 2111. The sliding direction of the opening clamp plate 2225 is perpendicular to the extending direction of the through hole 2112. An arc groove 22251 is formed in one side, opposite to the linkage column 2224, of the opening clamp plate 2225, the linkage column 2224 is located in the arc groove 22251, the linkage column 2224 is in rolling connection with the arc groove 22251, and specifically, the linkage column 2224 can form a rolling connection relationship with the arc groove 22251 through a roller 22241 sleeved on the linkage column 2224.

The clamping and releasing operation principle of the clamping portion 22 will now be described with reference to the loading process of the top cover 100 and the pole group 200 as follows: first, the top cover 100 provided by the top cover feeding mechanism 3 is placed on the welding position 212, at this time, the linkage column 2224 is located in the arc-shaped groove 22251, and the return spring 22221 is in a natural state. Then, the jig 2 rotates to the position of the toggle assembly 14, the toggle driving piece 142 drives the toggle plate 1431 to move, so as to push the opening clamp plate 2225 to move, and the movement of the opening clamp plate 2225 drives the roller 22241 to roll out from the arc groove 22251, so that the linkage column 2224 moves along the extending direction of the through hole 2112, synchronously drives the compression block sliding push plate 2221 to move towards the limit plate 2223, further drives the compression block 2212 to be far away from the bearing position 213, and enables the reset spring 22221 to be pressed to be deformed into a compressed state. Accordingly, the electrode assembly 200 provided by the electrode assembly feeding mechanism 4 is placed on the bearing position 213, and the connecting sheet 2001 is located at the welding position 212 and is attached to the surface of the top cover 100. Afterwards, the toggle driving piece 142 drives the toggle plate 1431 to retract, the thrust borne by the split plate 226 disappears, the reset spring 22221 pushes the compression block to slide the push plate 2221 to return under the action of the own resilience force, and drives the compression block 2212 to clamp the pole group 200 on the bearing position 213, so that the pole group 200 and the pole group 100 below the connecting sheet 2001 are in a stable state. When the release is required, only the toggle plate 1431 is required to provide pushing force for the opening clamp plate 2225 again.

Referring to fig. 9 again, the carrying portion 21 further includes two second limiting blocks 214, the two second limiting blocks 214 are disposed on the upper surface of the bottom plate 211, and the two second limiting blocks 214 are respectively disposed at two opposite ends of the carrying portion 213, and each second limiting block 214 is respectively adjacent to the first limiting block 2211 and the pressing block 2212. The second limiting block 214 is arranged, so that the pole group 200 is accurately positioned when being placed at the bearing position 213.

Referring to fig. 12 and 13, fig. 12 is a schematic structural view of the jig according to another view angle, and fig. 13 is a cross-sectional view of the ejection guide according to the present embodiment; further, the ejector 23 includes an ejector plate 231, an ejector guide 232, and an ejector rod 233. The ejector plate 231 is located below the bottom plate 211, one end of which is disposed on the turntable 12, and the other end of which is exposed outside the turntable 12. The ejector plate 231 is parallel to the bottom plate 211, the ejector plate 231 is connected to the lower surface of the bottom plate 211 through ejector guides 232, and in this embodiment, the number of ejector guides 232 is two, and the two ejector guides 232 are arranged side by side. The ejection guide 232 comprises a guide holder 2321 and a guide column 2322, one end of the guide holder 2321 is fixedly connected to the ejection plate 231, the other end of the guide holder 2321 is opposite to the lower surface of the bottom plate 211, one end of the guide column 2322 is arranged in the guide holder 2321, the other end of the guide column 2322 is fixedly connected to the lower surface of the bottom plate 211, and the guide column 2322 is connected with the guide holder 2321 in a sliding mode. The ejector rod 233 is connected to the bottom plate 211 and exposed at one end of the turntable 12, specifically, one end of the ejector rod 233 vertically passes through the ejector rod 231 and is fixedly connected with the lower surface of the bottom plate 211, the other end of the ejector rod 233 is provided with a clamping position 2331, the clamping position 2331 is matched with the clamping buckle 1331, and the clamping position 2331 and the clamping buckle 1331 form a detachable clamping buckle structure.

The ejection operation principle of the ejection portion 23 is as follows: when the jig 2 rotates above the jacking component 13, the clamping position 2331 moves into the clamping buckle 1331, and the clamping position 2331 and the clamping buckle form a detachable clamping connection. The jacking driving piece 132 drives the buckle 1331 to linearly move, synchronously drives the ejection rod 233 to linearly move, upwards jacks the bottom plate 211, further drives the pole group 200 on the bearing position 213 and the top cover 100 on the welding position 212 to rise to the welding mechanism 6 for welding, after the welding is finished, the jacking driving piece 132 is retracted, synchronously pulls back the ejection rod 233 and the bottom plate 211, and the clamping position 2331 is moved out of the buckle 1331, so that the clamping relationship of the two is disappeared. The ejection guide 232 guides ejection and drop-back of the ejection rod 233.

The jacking component 13 and the ejection part 23 form detachable connection, the jacking component 13 drives the ejection part 23 to eject the top cover 100 and the pole group 200 borne by the bearing part 21, and the welding mechanism 6 welds the connecting sheets of the top cover 100 and the pole group 200, so that the welding effect is good, and the stability is higher.

Referring back to fig. 8, 9 and 12, the jig 2 further includes a protective cover buffer 24. The protective cover buffer 24 is disposed at one end of the upper surface of the carrier 211, and is used for temporarily storing the protective cover 300. The protection cover buffer 24 includes a support block 241 and buffer bits 242. The two supporting blocks 241 are arranged at two ends of the upper surface of the bearing plate 211, the two supporting blocks 241 are oppositely arranged, two ends of the buffer position 242 are respectively arranged on the two supporting blocks 241, and the supporting blocks 241 in the embodiment are magnets, so that the protection cover 300 can be conveniently adsorbed when being arranged. The buffer position 242 is provided with a positioning hole 2421, the buffer position 242 is used for buffering the protective cover 300, and the positioning hole 2421 is used for positioning the protective cover 300.

Two opposite ends of the welding position 212 are respectively provided with a supporting block 241, which is used for bearing the protective cover 300 during welding, and the two supporting blocks 241 of the welding position 212 are opposite to the two supporting blocks 241 of the buffer part 24 one by one.

With continued reference to fig. 14, fig. 14 is a schematic structural diagram of the feeding mechanism and the top cover sorting mechanism in the present embodiment, and further, the top cover feeding mechanism 3 includes a feeding portion 31. The loading section 31 includes a top cover loading bracket 311, a top cover loading drive assembly 312, and a top cover loading clamp 313. The top cover feeding bracket 311 is arranged at one side of the turntable 12, and one end of the top cover feeding bracket is opposite to the turntable 12. The top cover loading drive assembly 312 includes a first top cover drive 3121, a second top cover drive 3122, a top cover clamp carrier plate 3123, a third top cover drive 3124, and a fourth top cover drive 3125. The first top cover driving member 3121 is disposed on the top cover loading frame 311, the second top cover driving member 3122 is disposed on the first top cover driving member 3121, and the first top cover driving member 3121 drives the first top cover driving member 3121 to linearly move along a direction perpendicular to the central axis of the turntable 12, the first top cover driving member 3121 in this embodiment being a linear module. The output end of the second top cover driving member 3122 is connected to one end of the top cover clamping carrier plate 3123, the second top cover driving member 3122 drives the top cover clamping carrier plate 3123 to linearly move along a direction parallel to the central axis of the turntable 12, and the second top cover driving member 3122 is a telescopic cylinder in this embodiment. The third top cover driving member 3124 is disposed at the other end of the top cover clamping carrier plate 3123, the output end of the third top cover driving member 3124 is connected to the fourth top cover driving member 3125, the third top cover driving member 3124 drives the fourth top cover driving member 3125 to rotate, and in this embodiment, the third top cover driving member 3124 is a rotary cylinder. The output end of the fourth cap driving member 3125 is connected to the cap feeding clamping member 313, the fourth cap driving member 3125 drives the cap feeding clamping member 313 to clamp the cap 100, and the fourth cap driving member 3125 in this embodiment is a pneumatic finger, and the cap feeding clamping member 313 is a clamping jaw.

The first cap driving member 3121 and the second cap driving member 3122 cooperate to drive the cap feeding clamping member 313 to displace transversely and longitudinally, and the third cap driving member 3124 rotates the cap feeding clamping member 313 to displace and rotate the cap 100, so that the cap is accurately and positively placed on the welding position 212. Of course, other driving elements that can achieve the same operation function may be used for each driving element, and the above is only an embodiment of the present invention and should not be limited thereto.

Referring back to fig. 1 and 2, the electrode assembly loading mechanism 4 further includes an electrode assembly loading portion 41 and an electrode assembly defective product unloading portion 42. The pole group feeding portion 41 includes a multi-axis mechanical arm 411 and a pole group clamping jaw member 412. The multi-axis mechanical arm 411 is disposed on one side of the turntable 12, the pole group clamping jaw member 412 is disposed at an end of the multi-axis mechanical arm 411, the multi-axis mechanical arm 411 drives the pole group clamping jaw member 412 to move in multiple directions, the pole group clamping jaw member 412 is used for clamping the pole group 200, the multi-axis mechanical arm 411 in this embodiment is a joint robot, and the pole group clamping jaw member 412 is a clamping jaw mechanical arm. The electrode group defective product blanking portion 42 is a belt conveying line, and is located at one side of the electrode group feeding portion 41, the electrode group defective product blanking portion 42 in this embodiment is located below the top cover feeding bracket 311, an external electrode group detecting mechanism (not shown in the drawing) firstly detects the electrode group 200, the electrode group 200 qualified in detection is clamped by the group clamping jaw piece 412, and is transferred to the jig 2 under the driving of the multi-shaft mechanical arm 411, and the electrode group 200 unqualified in detection is transferred to the electrode group defective product blanking portion 42 and is transferred.

With continued reference to fig. 15 to 17, fig. 15 is a schematic structural view of a protective cover feeding mechanism in the present embodiment, fig. 16 is a schematic structural view of a protective cover clamping member and a protective cover positioning member in the present embodiment, and fig. 17 is a schematic structural view of a protective cover positioning member in the present embodiment; still further, the protective cover loading mechanism 5 includes a protective cover bracket 51, a protective cover carrying assembly 52, a protective cover moving assembly 53, and a protective cover positioning and clamping assembly 54. The protection cover moving assembly 53 is disposed on the protection cover support 51, the protection cover carrying assembly 52 is disposed below the protection cover moving assembly 53, in this embodiment, the protection cover carrying assembly 52 and the protection cover moving assembly 53 are sequentially disposed on the protection cover support 51 from bottom to top, however, in another embodiment, the protection cover carrying assembly 52 may also be disposed independently of the protection cover support 51, the protection cover carrying assembly 52 is used for carrying the protection cover 300, the protection cover moving assembly 53 is disposed above the protection cover carrying assembly 52, the protection cover moving assembly 53 is used for transferring the protection cover 300, the protection cover positioning clamping assembly 54 is disposed on the protection cover moving assembly 53, the protection cover moving assembly 53 drives the protection cover positioning clamping assembly 54 to move, and the protection cover positioning clamping assembly 54 is used for clamping and positioning the protection cover 300.

The protective cover holder 51 is provided on one side of the table 11. The protective cover carrying assembly 52 includes a protective cover carrying plate 521, a protective cover carrying driving member 522, and a protective cover detecting member 523. The protective cover bearing plate 521 is slidably connected to the protective cover bracket 51, which is parallel to the turntable 12, and the protective cover bearing plate 521 is used for bearing a plurality of protective covers 300 to be loaded; the protective cover bearing driving piece 522 is arranged on the protective cover bracket 51 and is positioned below the protective cover bearing plate 521, the output end of the protective cover bearing driving piece 522 is connected with the protective cover bearing plate 521, the protective cover bearing driving piece 522 drives the protective cover bearing plate 521 to linearly move along the direction parallel to the central axis of the turntable 12, and the protective cover bearing driving piece 522 can adopt a telescopic cylinder in the embodiment; the protective cover detecting elements 523 are disposed on the protective cover bracket 51 and are used for detecting whether the protective cover 300 is present on the protective cover carrier 521, in this embodiment, the number of the protective cover detecting elements 523 is two, and the two protective cover detecting elements 523 are disposed on the protective cover bracket 51 and are respectively disposed on opposite angles of the protective cover carrier 521, in this embodiment, the protective cover detecting elements 523 are opposite-type photoelectric sensors. When the uppermost protective cover 300 is completely transferred, the protective cover detecting element 523 detects that the uppermost protective cover 300 is missing, and the protective cover bearing driving element 522 drives the protective cover bearing plate 521 upwards, so that the protective cover detecting element 523 detects the uppermost protective cover 300 again, and the driving of the protective cover bearing driving element 522 stops, thereby sequentially realizing the loading bearing of the protective cover bearing assembly 52.

The protective cover moving assembly 53 includes a first protective cover moving driver 531, a protective cover moving plate 532, a second protective cover moving driver 533, and a third protective cover moving driver 534. The first protective cover moving driving member 531 is disposed on the protective cover bracket 51 along a direction parallel to the turntable 12, one end of the first protective cover moving driving member is opposite to the turntable 12, and the other end of the first protective cover moving driving member is located above the protective cover carrying plate 521. The protection cover moving plate 532 is disposed on the first protection cover moving driving member 531, and the first protection cover moving driving member 531 drives the protection cover moving plate 532 to linearly move along a direction parallel to the turntable 12, and in this embodiment, the first protection cover moving driving member 531 may be a linear module. The second protective cover moving driving member 533 and the third protective cover moving driving member 534 are disposed on the protective cover moving plate 532 side by side, the movement stroke of the second protective cover moving driving member 533 is smaller than the movement stroke of the third protective cover moving driving member 534, and both end portions face the protective cover bearing plate 521, and the second protective cover moving driving member 533 and the third protective cover moving driving member 534 in this embodiment can both use telescopic cylinders.

The protective cover positioning clamp assembly 54 includes a protective cover clamp 541 and a protective cover positioning clamp 542. The output end of the second protective cover moving driver 533 is connected to the protective cover holding member 541, the second protective cover moving driver 533 drives the protective cover holding member 541 to linearly move in a direction parallel to the central axis of the turntable 12, the output end of the third protective cover moving driver 534 is connected to the protective cover positioning member 542, and the third protective cover moving driver 534 drives the protective cover positioning member 542 to linearly move in a direction parallel to the central axis of the turntable 12.

The protection cover clamping member 541 includes a protection cover clamping driving member 5411 and a protection cover clamping jaw member 5412, wherein an output end of the protection cover clamping driving member 5411 is connected to the protection cover clamping jaw member 5412, the protection cover clamping driving member 5411 drives the protection cover clamping jaw member 5412 to clamp the protection cover 300, and an output end of the second protection cover moving driving member 533 is connected to the protection cover clamping driving member 5411, and the protection cover clamping driving member 5411 in this embodiment is an air cylinder. In this embodiment, the number of the protecting cover clamping members 541 is two, the two protecting cover clamping members 541 are respectively located at two sides of the protecting cover positioning member 542, and the two protecting cover clamping members 541 are connected to the output end of the second protecting cover moving driving member 533. Specifically, the protective cover 300 is further provided with two clamping holes 3002, and the two clamping holes 3002 are respectively located at two sides of the welding hole 3001. When the protective cover 300 on the protective cover carrier plate 521 is clamped, the second protective cover moving driving member 533 drives the protective cover clamping jaw 5412 to extend into the clamping hole 3002, the protective cover clamping driving member 5411 drives the protective cover clamping jaw 5412 to open and close the clamping hole 3002, so that the protective cover 300 is stably positioned, and then the second protective cover moving driving member 533 retracts, and the first protective cover moving driving member 531 drives the protective cover moving plate 532 to linearly move, so as to drive the protective cover 300 to be sent to the welding position 212.

The protective cover positioning member 542 includes a protective cover positioning driving member 5421 and a protective cover positioning member 5422, wherein an output end of the protective cover positioning driving member 5421 is connected with the protective cover positioning member 5422, the protective cover positioning member 5422 is used for positioning the protective cover 300, and an output end of the third protective cover moving driving member 534 is connected with the protective cover positioning driving member 5421. The protective cover positioning driver 5421 includes a first protective cover positioning driver 54211 and a second protective cover positioning driver 54212; the protective cover positioning member 5422 includes positioning claws 54221 and positioning blocks 54222, and the positioning blocks 54222 are located between the gripping fingers of the positioning claws 54211. The first protective cover positioning driving member 54211 and the second protective cover positioning driving member 54212 are arranged side by side, the output end of the first protective cover positioning driving member 54211 is connected with the positioning claw 5422, the first protective cover positioning driving member 54211 drives the positioning claw 5422 to open, the first protective cover positioning driving member 54211 in the embodiment is an air cylinder, the output end of the second protective cover positioning driving member 54212 is connected with the positioning block 54222, the second protective cover positioning driving member 54212 drives the positioning block 54222 to linearly move, and the second protective cover positioning driving member 54212 in the embodiment is a telescopic air cylinder.

The positioning process before welding the protective cover 300 is as follows: when the welding position 212 has no protective cover 300, the protective cover moving assembly 53 directly conveys the protective cover 300 to the welding position 212, and the protective cover moving assembly is supported and positioned by the supporting blocks 241 at two sides of the welding position 212; when the welded protective cover 300 is still reusable, the protective cover 300 on the welding position 212 is moved to the buffer position 242 after the welding is completed; when the welded protective cover 300 cannot be reused, the protective cover 300 is conveyed and discharged by the protective cover discharging mechanism 7. When the protective cover 300 on the buffer position 242 is reused, after the protective cover 300 is stabilized by the protective cover clamping driving piece 5411, the third protective cover moving driving piece 534 drives the positioning claw 54221 and the positioning piece 54222 to be inserted into the welding hole 3001, the first protective cover positioning driving piece 54211 drives the positioning claw 5422 to be opened and attached to the inner wall of the welding hole 3001, the second protective cover positioning driving piece 54212 drives the positioning piece 54222 to extend out of the welding hole 3001 and be inserted into the positioning hole 2421 on the buffer position 242, positioning of the protective cover 300 is completed, then the positioned protective cover 300 is lifted under synchronous actuation of the second protective cover moving driving piece 533 and the third protective cover moving driving piece 534, and then is driven by the first protective cover moving driving piece 531 to move in parallel to the welding position 212 for welding, so that the situation that dislocation of welding occurs during the protective cover reuse is avoided.

In this embodiment, the number of the welding holes 3001 is two, two welding holes 3001 are located between two clamping holes 3002, and the two welding holes 3001 and the two clamping holes 3002 are arranged side by side. Correspondingly, the number of the protective cover positioning pieces 542 is two, the two protective cover positioning pieces 542 are connected with the output end of the third protective cover moving driving piece 534, the two protective cover positioning pieces 542 and the two protective cover clamping pieces 541 are arranged side by side, and the two protective cover clamping pieces 541 are respectively positioned at two sides of the two protective cover positioning pieces 542. Of course, other driving elements that can achieve the same operation function may be used for each driving element, and the above is only an embodiment of the present invention and should not be limited thereto.

With continued reference to fig. 18 to 19, fig. 18 is a schematic structural view of the welding mechanism in the present embodiment, and fig. 19 is a schematic structural view of the welding jig in the present embodiment; still further, the welding mechanism 6 includes a welding frame 61, a welding jig 62, a welding piece 63, and a welding drive assembly 64. The welding jig 62, the welding piece 63 and the welding driving assembly 64 are all arranged on the welding frame 61; the welding jig 62 is adapted to the jig 2, and is used for matching with the jig 2 to perform welding positioning, the welding piece 63 is used for welding, and the welding driving assembly 64 is used for driving the welding piece 63 to perform welding operation.

The welding frame 61 includes a welding bracket 611 and a welding plate 612. The welding bracket 611 is arranged on one side of the workbench 11, and the welding plate 612 is arranged on the welding bracket 61; the welding plate 612 is parallel to the turntable 12, and one end part of the welding plate is positioned above the periphery of the turntable 12; the end of the welding plate 612 above the turntable 12 is provided with an opening 6121, and the opening 6121 is opposite to the lifting portion 133 of the lifting assembly 13.

The welding jig 62 is disposed in the opening 6121, and the welding jig 62 includes a welding jig main body 621 and a welding groove 622. The welding jig main body 621 is approximately in a groove shape, is placed in the opening 6121, and the bottom of the groove is opposite to the jacking portion 133. The welding grooves 622 are formed in the groove bottom of the welding jig main body 621, the welding openings 6221 are formed in the groove bottom of the welding grooves 622, when the welding pieces 63 are welded, the welding is performed through the welding openings 6221, in this embodiment, the number of the welding grooves 622 is two, the two welding grooves 622 are matched with the two welding holes 3001 of the protective cover 300, and when the welding is performed, the groove bottom of the welding grooves 622 is placed in the welding holes 3001 of the protective cover 300.

The welding drive assembly 64 includes a first welding drive 641, a second welding drive 642, and a third welding drive 643. The first welding driver 641 includes a welding slide 6411, a welding assembly support plate 6412, a welding support plate driver 6413, and a screw pair; the welding slide rail 6411 is disposed on the welding plate 612 and opposite to the welding jig 62, the welding assembly support plate 6412 is slidably connected to the welding slide rail 646, the output end of the welding support plate driver 6413 is connected to the welding assembly support plate 6412 through a screw pair, and the welding support plate driver 6413 drives the welding assembly support plate 6412 to linearly move toward the welding jig 62, in which case the welding support plate driver 6413 is a motor. The second welding driver 642 is disposed on the welding assembly support plate 6412, and the second welding driver 642 is parallel to the welding jig 62, the second welding driver 642 moves linearly along with the welding assembly support plate 6412, the third welding driver 643 is disposed on the second welding driver 642, and the second welding driver 642 is perpendicular to the welding jig 62, the second welding driver 642 drives the third welding driver 643 to move linearly, and in this embodiment, the second welding driver 642 and the third welding driver 643 can be linear modules.

The welding member 63 is disposed on the third welding driving member 643, and an output end of the welding member 63 is opposite to the welding jig 62. The welding member 63 is a welding device for welding, and a laser welder is used in this embodiment. The first welding driving member 641, the second welding driving member 642 and the third welding driving member 643 are driven in a matched manner, so that the welding position of the welding member 63 can be flexibly adjusted during welding, and the welding accuracy is ensured. Of course, other driving elements that can achieve the same operation function may be used for each driving element, and the above is only an embodiment of the present invention and should not be limited thereto.

With continued reference to fig. 20, fig. 20 is a schematic view of the dust cover and the ventilation cover in this embodiment, and further, the welding mechanism 6 further includes a dust cover 65 and a ventilation cover 66. The dust cover 65 is arranged on the welding plate 612 and covers the welding jig 62, the welding piece 63 and the welding driving assembly 64; the dust hood 65 is used for isolating dust, and limiting the dust generated by welding the welding piece 63 into the dust hood 65, and simultaneously avoiding the interference and pollution of the welding jig 62, the welding piece 63 and the welding driving assembly 64 from the outside; the dust hood 65 is provided with a door 651 to facilitate maintenance of components within the dust hood 65. The ventilation hood 66 is arranged at the top of the dust hood 65 and is communicated with the inside of the dust hood 65, and a ventilation device (not shown in the figure) is arranged in the ventilation hood 66, so that dust in the dust hood 65 can be discharged through the ventilation hood 66, and the influence of the dust on the quality of welded products is avoided.

With continued reference to fig. 21, fig. 21 is a schematic structural view of a top cover blanking mechanism in the present embodiment; still further, the protective cover discharging mechanism 7 includes a protective cover discharging frame 71, a protective cover discharging carrying assembly 72, a protective cover discharging moving assembly 73, a protective cover discharging clamping member 74, and a protective cover dust removing member 75. The protection cover blanking bearing assembly 72 and the protection cover blanking moving assembly 73 are sequentially arranged on the protection cover blanking rack 71 from bottom to top, the protection cover blanking clamping piece 74 is arranged on the protection cover blanking moving assembly 73, and the protection cover dust removing piece 75 is arranged on the protection cover blanking clamping piece 74 and is used for removing dust after the protection cover 300 is blanked.

The protective cover blanking frame 71 is provided at one side of the turntable 12. The structure and the operation principle of the protective cover blanking bearing assembly 72 are the same as those of the protective cover bearing assembly 52, and the protective cover blanking bearing assembly is used for blanking the protective cover 300 and can gradually descend according to the number of the blanking protective covers 300.

The protective cover blanking moving assembly 73 is located above the protective cover blanking bearing assembly 72, and is used for conveying the blanking protective cover 300. The protective cover blanking moving assembly 73 includes a first protective cover blanking driving member 731, a protective cover blanking moving plate 732, and a second protective cover blanking driving member 733.

The first protection cover blanking driving part 731 is disposed on the protection cover blanking frame 71, one end of the first protection cover blanking driving part is opposite to the turntable 12, and the other end of the first protection cover blanking driving part is located above the protection cover blanking bearing assembly 72. The protective cover blanking moving plate 732 is disposed on the first protective cover blanking driving member 731, the first protective cover blanking driving member 731 drives the protective cover blanking moving plate 732 to linearly move along a direction parallel to the turntable 12, and the first protective cover blanking driving member 731 in this embodiment may be a linear module; the second protective cover blanking driving member 733 is disposed on the protective cover blanking moving plate 732.

The protective cover blanking holder 74 includes a protective cover blanking driver 741 and a protective cover blanking holder (not shown). The protection cover blanking driving member 741 is connected to the output end of the second protection cover blanking driving member 733, and the second protection cover blanking driving member 734 drives the third protection cover blanking driving member 734 to linearly move along the direction perpendicular to the turntable 12, and the second protection cover blanking driving member 734 in this embodiment is a telescopic cylinder. The output end of the third protection cover blanking driving member 741 is connected to the protection cover blanking clamping member, and drives the protection cover blanking clamping member to clamp the protection cover 300, and is transferred to the protection cover blanking bearing assembly 72 under the cooperation of the first protection cover blanking driving member 731 and the second protection cover blanking driving member 733.

The protective cover dust removing member 75 is used for removing dust from the protective cover 300 being clamped on the protective cover blanking clamping member. The protective cover dust removing member 75 includes a dust suction cap 751 and a dust suction pipe 752, the dust suction cap 751 is arranged outside the protective cover blanking holding member, one end of the dust suction pipe 752 is communicated with the dust suction cap 751, the other end of the dust suction pipe 752 is communicated with an external dust suction device (not shown in the figure), suction force is generated by the dust suction device, and dust attached to the protective cover 300 is sucked out through the dust suction pipe 752.

Referring back to fig. 1, the structure and the operation principle of the discharging mechanism 8 in the present embodiment are consistent with the electrode set feeding portion 41, which is used for moving the welded top cover 100 and the electrode set 200 out of the jig 2.

The welding process of the automatic welding machine is as follows: the turntable 12 drives the jig 2 to rotate, firstly, the top cover 100 provided by the top cover feeding mechanism 3 is placed at the bearing position 212 of the jig 2 and then passes through the pole group feeding mechanism 4, at this time, the stirring plate 1431 of the stirring component 14 pushes the opening clamp plate 226 of the jig 2, the pole group 200 provided by the pole group feeding mechanism 4 is arranged at the bearing position 213 and enables the connecting sheet 2001 to be relatively attached to the top cover 100, then, the stirring plate 1431 is retracted, the pressing block 221 clamps the pole group 200, and then, after the top cover 100 is positioned by the protective cover feeding mechanism 5, the protective cover feeding mechanism 5 transfers the protective cover 300 to the buffer position 242, and then transfers the protective cover to the welding position 212, then, the jig rotates to the lower part of the welding mechanism 6, the lifting part 133 of the jacking component 13 jacks the ejection rod 233, and drives the bottom plate 211 to move towards the welding jig 62, so that the welding groove 621 of the welding jig 62 is opposite to the welding hole 3001 of the protective cover 300, and then the welding piece 63 welds the connecting sheet 2001 and the top cover 100 under the driving of the welding driving component 64; after welding, the jacking assembly 13 drives the top cover 100 and the pole group 200 to move downwards, then the jig 2 rotates to the protective cover blanking mechanism 7, the protective cover blanking mechanism 7 moves out of the protective cover 300, and dust collection treatment is carried out on the protective cover 300; then, the jig 2 rotates to the discharging mechanism 8, the clamping state of the clamping part 22 is released by the other stirring component 14, and the discharging mechanism 8 moves out of the welded pole group 200 and the top cover 100, so that the whole protection welding process is completed.

Referring back to fig. 1 and 2, further, the automatic welder in this embodiment further includes a detection mechanism 9. The detection mechanism 9 is positioned between the protective cover blanking mechanism 7 and the discharging mechanism 8, and the output end of the detection mechanism is positioned above the turntable 12. Specifically, the detection mechanism 9 includes a detection bracket 91 and a detection piece 92; one end of the detection frame 91 is fixedly connected to the top of the workbench 11, and the other end of the detection frame is positioned right above the turntable 12; the detecting member 92 is fixedly connected to the other end of the detecting frame 91, and an output end of the detecting member 92 faces the turntable 12 for detecting the welding product in the jig 2. The detecting member 92 in this embodiment is a CCD image detecting device for detecting whether the welding is qualified or not by performing CCD detection on the welded top cover 100 and the connecting piece 2001. And then when the discharging mechanism 8 discharges materials, the welding qualified products and the unqualified products can be discharged to different positions respectively according to the detection result of the detection piece 92, and the unqualified products are discharged in the subsequent operation.

With continued reference to fig. 1, 2 and 22, fig. 22 is a schematic structural diagram of the top cover detecting mechanism in the present embodiment; further, the cap feeding mechanism 3 further includes a cap detecting portion 32. The top cover detecting section 32 is provided on a side of the top cover loading section 31 away from the turntable 12, the top cover detecting section 32 corresponds to the top cover loading section 31, and the top cover detecting section 32 detects the top cover 100 and conveys the detected top cover 100 to the top cover loading section 32.

The top cover detecting section 32 includes a detecting moving member 321, a detecting holding member 322, a detecting member 323, and a first code scanning member 324. The detection moving member 321 includes a first detection driving member 3211, a second detection driving member 3212, and a detection carrier plate 3123. The first detection driving member 3211 is located at a side of the top cover feeding support 311 away from the turntable 12, and in a specific embodiment, the first detection driving member 3211 may be fixedly connected to the top cover feeding support 311, in this embodiment, the first detection driving member 3211 is located below the first top cover driving member 3121, and the first detection driving member 3211 may be a linear module. The second detection driving member 3212 is disposed on the first detection driving member 3211, and the first detection driving member 3211 drives the second detection driving member 3212 to move linearly along a direction perpendicular to the first top cover driving member 3121; the detection bearing plate 3213 is connected with an output end of the second detection driving piece 3212, the second detection driving piece 3212 drives the detection bearing plate 3213 to linearly move along a direction perpendicular to the first detection driving piece 3211, and the second detection driving piece 3212 in the embodiment is a telescopic cylinder.

The inspection gripping member 322 includes a third inspection driving member 3221 and an inspection gripping robot 3222. The third detection driving member 3221 is disposed on the detection carrier plate 3123, the output end of which is connected with the detection clamping manipulator 3222, the third detection driving member 3221 drives the detection clamping manipulator 3222 to rotate, the detection clamping manipulator 3222 is used for clamping the top cover 100, and the third detection driving member 3221 in the embodiment is a rotary cylinder.

The detecting member 323 and the scanning member 324 are respectively located at two sides of the first detecting driving member 3211. The detecting member 323 includes a detecting member bracket 3231 and a detector 3232, the detector 3232 is disposed on the detecting member bracket 3231, the detector 3232 is disposed above the detecting and holding manipulator 3222, and detects the top cover 100 held by the detecting and holding manipulator 3222, specifically, the detector 3232 detects the color of the pole of the top cover 100, and determines whether the top cover 100 is qualified by detecting the color of the pole of the top cover 100, for example, whether the color of the pole is defective, and in addition, the detector 3232 can detect the position of the positive pole and the negative pole of the top cover 100 and whether the positive pole and the negative pole are reversed, if the positive pole and the negative pole of the top cover 100 are detected to be reversed, the detecting and holding manipulator 3222 is rotated 180 degrees by the third detecting and driving member 3221 is rotated, and the detector 3232 in the embodiment is a photoelectric sensor. The first code scanning component 324 includes a first scanning bracket 3241 and a first code scanning gun 3242, the first code scanning gun 3242 is disposed on the first scanning bracket 3241, the first code scanning gun 3242 is opposite to the detection clamping manipulator 3222, the top cover 100 is printed with bar codes representing its own batch, the top covers 100 of different batches have different specifications, the first code scanning gun 3242 is used for reading the bar codes on the top cover 100, and determining whether the specifications of the top cover 100 are the top cover 100 to be welded. If the color of the pole of the top cover 100 is correct and the batch represented by the bar code of the top cover 100 is correct, the top cover 100 is good, otherwise, the top cover 100 is bad. Of course, other driving elements that can achieve the same operation function may be used for each driving element, and the above is only an embodiment of the present invention and should not be limited thereto.

With continued reference to fig. 1, 14 and 23, fig. 23 is a schematic structural diagram of a top cover coding mechanism in the present embodiment; further, the top cover loading mechanism 3 further includes a top cover coding part 33, a top cover sorting part 34, and a top cover defective product discharging part 35. The top cover coding part 33, the top cover sorting part 34 and the top cover defective product blanking part 35 are sequentially arranged from the top cover detecting part 32 towards the direction of the turntable mechanism 1; the top cover coding part 33, the top cover sorting part 34 and the top cover defective product blanking part 35 correspond to the top cover feeding part 3 respectively; the top cover coding part 33 is provided on one side of the top cover detecting part 10.

The top cover detecting section 32 detects the finished top cover 100, the top cover feeding clamping member 313 is transferred to the top cover feeding section 31 by the detecting clamping member 322, the first top cover driving member 3121 drives the top cover feeding clamping member 313 to sequentially pass through the top cover coding section 33, the top cover sorting section 34 and the top cover defective product blanking section 35, the top cover coding section 33 re-codes the top cover 100 according to the result that the top cover detecting section 32 detects whether the top cover 100 is a good product or a defective product, the top cover sorting machine section 34 sorts the top cover 100 of the re-coded good product or defective product, the sorted defective product top cover 100 is transferred out by the top cover defective product blanking section 35, and the good product top cover 100 is continuously transferred to the jig 2 of the turntable 12 by the top cover feeding section 31.

The top cover coding part 33 comprises a coding machine 331, a coding dust remover 332 and a protection plate 333. The code printer 331 and the protection plate 333 are respectively located at two opposite sides of the code printing dust removing piece 332, the code printer 331 and the protection plate 333 are opposite, and the heights of the code printer 331 and the protection plate 333 are higher than the height of the code printing dust removing piece 332. The top cover 100 passes through the upper part of the code printing dust removing part 332 under the action of the top cover feeding clamping part 313, and the code printing machine 331 prints codes on the top cover 100, and the code printing machine 331 in the embodiment is a laser code printing machine. The protection plate 333 is used for protecting the coding machine 331 when coding, and preventing the coding machine 331 from damaging other mechanisms. The code printing dust removing part 332 is used for cleaning dust produced by code printing, specifically, the code printing dust removing part 332 comprises a code printing dust removing cover 3321 and a dust removing suction pipe 3322, the cover opening of the code printing dust removing cover 3321 is opposite to the position where the top cover feeding clamping part 313 passes, the dust removing suction pipe 3322 is communicated with the bottom of the code printing dust removing cover 3321, the dust removing suction pipe 3322 is communicated with an external dust collecting device (not shown in the figure), and the suction generated by the dust removing dust produced by code printing is removed.

The top sorting section 34 includes a top sorting rack 341 and a second sorting gun 342. The height of the top cover code division support 341 is lower than that of the first top cover driving piece 3121, the second code scanning gun 342 is arranged on the top cover code division support 341, the top cover 100 grabbed by the top cover feeding clamping piece 313 passes through the upper portion of the second code scanning gun 342, the second code scanning gun 342 scans code printing information of the code printing machine 331, if the top cover 100 is good, the top cover feeding clamping piece 313 continuously transfers the top cover 100 to the top cover feeding part 31, if the top cover 100 is bad, the top cover 100 is placed on the top cover bad product discharging mechanism 35, and good products and bad products of the top cover 100 are sequentially sorted. Specifically, during the sorting and scanning, the third top cover driving member 3124 drives the top cover feeding clamping member 313 to rotate, so that the code printing surface of the top cover 100 faces downwards, and the top cover is turned to the original direction after the scanning, and then the top cover is continuously conveyed.

The defective top cover discharging part 35 is a belt conveying line, and if the top cover 100 is defective, the top cover feeding clamping member 313 is required to place the top cover 100 on the defective top cover 100 discharging part 35, and the defective top cover 100 is conveyed out by the defective top cover discharging part 35.

With continued reference to fig. 1, 2 and 24, fig. 24 is a schematic structural view of the top cover feeding and conveying mechanism in the present embodiment. The top cover loading mechanism 3 further includes a top cover incoming material conveying section 36 and a top cover incoming material carrying section 37. The top cover feed conveying section 37 corresponds to the top cover feed conveying section 36 and the top cover detecting section 32, respectively, specifically, both ends of the top cover feed conveying section 37 face the ends of the top cover feed conveying section 36 and the top cover detecting section 37, respectively, the top cover feed conveying section 37 conveys the top cover 100 to the top cover feed conveying section 37, and the top cover feed conveying section 37 conveys the top cover 100 to the top cover detecting section 32 again, and is clamped by the detecting clamping robot 3222 of the top cover detecting section 32 and then detected.

The top cover feeding and conveying part 36 is a belt conveyor line, and a plurality of top covers 100 are sequentially placed at one end of the top cover feeding and conveying part 36. The top cover feeding and conveying part 37 is located at the other end of the top cover feeding and conveying part 36, and the top cover feeding and conveying part 37 sequentially clamps the top cover 100 on the top cover feeding and conveying part 36.

The top cover feed carrier 37 includes a top cover feed holder 371, a top cover feed drive assembly 372, and a top cover feed clamp 373. The top cover incoming material holder 371 is provided at one side of the top cover incoming material transfer part 36.

The top cover feed drive assembly 372 includes a top cover feed position drive 3721 and a top cover feed rotation drive 3722. The top cover feeding position driving member 3721 is disposed on the top cover feeding support 371, the top cover feeding rotation driving member 3722 is connected with the output end of the top cover feeding position driving member 3721, the top cover feeding position driving member 3721 drives the top cover feeding rotation driving member 3722 to perform position, and the top cover feeding position driving member 3721 in this embodiment is a cooperation of multiple groups of linear modules. The output end of the top cover feeding rotary driving member 3722 is connected to the top cover feeding clamping member 373, the top cover feeding rotary driving member 3722 drives the top cover feeding clamping member 373 to rotate, and the top cover feeding clamping member 373 is used for clamping the top cover 100 conveyed by the top cover feeding conveying portion 36.

To sum up: according to the automatic welding machine, the protective cover provided by the protective cover feeding mechanism protects the top cover and the electrode group connecting sheet during welding, so that the welding stability is improved, and the yield of welding products is increased; in addition, the turntable mechanism drives the jig to rotate, so that other mechanisms can orderly finish the whole processes of feeding of the top cover, the pole group and the protective cover on the jig, welding and finished product blanking, the automation degree is high, and the occupied area is small; moreover, through the interlock setting of top cap detection portion, top cap code printing portion, top cap sorting portion and top cap defective products unloading portion, the top cap detection work before the completion welding of can be integrated has further promoted the whole degree of automation of production.

The foregoing is merely exemplary of the present invention and is not intended to limit the present invention. Various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principles of the present invention, should be included in the scope of the claims of the present invention.

Claims

1. An automatic welder, comprising: the device comprises a turntable mechanism (1), a jig (2), a top cover feeding mechanism (3), a pole group feeding mechanism (4), a protective cover feeding mechanism (5), a welding mechanism (6), a protective cover blanking mechanism (7) and a discharging mechanism (8);

the jig (2) is arranged on the turntable mechanism (1); the rotary table mechanism (1) drives the jig (2) to rotate, and the jig (2) sequentially passes through the top cover feeding mechanism (3), the pole group feeding mechanism (4), the protective cover feeding mechanism (5), the welding mechanism (6), the protective cover discharging mechanism (7) and the discharging mechanism (8); the top cover feeding mechanism (3) provides a top cover (100) and is arranged on the jig (2), the pole group feeding mechanism (4) provides a pole group (200) and is arranged on the jig (2), the protective cover feeding mechanism (5) is used for providing a protective cover (300) when the top cover (100) is welded with a connecting sheet of the pole group (200), and the welding mechanism (6) is used for welding the top cover (100) and the connecting sheet of the pole group (200);

The protective cover feeding mechanism (5) comprises a protective cover bracket (51), a protective cover bearing assembly (52), a protective cover moving assembly (53) and a protective cover positioning and clamping assembly (54); the protective cover moving assembly (53) is arranged on the protective cover bracket (51), and the protective cover bearing assembly (52) is arranged below the protective cover moving assembly (53); the protective cover positioning and clamping assembly (54) is arranged on the protective cover moving assembly (53); the protective cover moving assembly (53) is arranged on the turntable mechanism (1);

the protective cover positioning and clamping assembly (54) comprises a protective cover clamping piece (541), a protective cover positioning driving piece (5421) and a protective cover positioning piece (5422), wherein the output end of the protective cover positioning driving piece (5421) is connected with the protective cover positioning piece (5422), and the protective cover positioning piece (5422) is used for positioning the protective cover (300); the output end of the protective cover moving assembly (53) is connected with the protective cover clamping piece (541) and the protective cover positioning driving piece (5421), and the protective cover moving assembly (53) drives the protective cover clamping piece (541) and the protective cover positioning piece (5422) to linearly move along the direction parallel to the central axis of the turntable mechanism (1);

The protective cover clamping piece (541) comprises a protective cover clamping driving piece (5411) and a protective cover clamping jaw piece (5412), wherein the output end of the protective cover clamping driving piece (5411) is connected with the protective cover clamping jaw piece (5412), the protective cover clamping driving piece (5411) drives the protective cover clamping jaw piece (5412) to clamp the protective cover (300), and the output end of the protective cover moving assembly (53) is connected with the protective cover clamping driving piece (5411);

the protective cover (300) is provided with two clamping holes (3002), and the two clamping holes (3002) are respectively positioned at two sides of the welding hole (3001);

the protective cover positioning drive (5421) includes a first protective cover positioning drive (54211) and a second protective cover positioning drive (54212); the protective cover positioning piece (5422) comprises a positioning claw (54221) and a positioning block (54222), and the positioning block (54222) is located between the gripping fingers of the positioning claw (54211).

2. The automatic welding machine according to claim 1, characterized in that the turntable mechanism (1) comprises a workbench (11), a turntable (12), a jacking assembly (13) and two toggle assemblies (14); the turntable (12) is arranged on the workbench (11); the jacking component (13) is arranged on a path through which the jig (2) passes and is positioned below the welding mechanism (6); the two poking assemblies (14) are arranged on the path of the jig (2) and are close to the pole group feeding mechanism (4) and the discharging mechanism (8) respectively.

3. The automatic welding machine according to claim 2, characterized in that the jig (2) comprises a carrying portion (21), a clamping portion (22) and an ejection portion (23); the bearing part (21) is arranged on the turntable mechanism (1) and bears the top cover (100) and the pole group (200); the clamping part (22) is arranged on the bearing part (21), and the clamping end of the clamping part is opposite to the bearing part (21); the ejection part (23) is arranged on the bearing part (21), and the ejection end of the ejection part is connected with the bearing part (21).

4. An automatic welder according to claim 3, characterized in that the jacking assembly (13) is detachably connected to the ejector (23); the jacking assembly (13) drives the ejection part (23) to eject the top cover (100) and the pole group (200) borne by the bearing part (21), and the welding mechanism (6) welds the top cover (100) and the pole group (200) connecting sheet.

5. The automatic welding machine according to claim 1, wherein the welding mechanism (6) comprises a welding frame (61), and a welding jig (62), a welding member (63) and a welding driving assembly (64) provided to the welding frame (61); the welding jig (62) is positioned above the turntable mechanism (1); the welding end of the welding piece (63) is opposite to the welding jig (62); the output end of the welding driving assembly (64) is connected with the welding piece (63).

6. The automatic welder according to claim 1, characterized in that it further comprises a detection mechanism (9); the detection mechanism (9) is arranged on a path through which the jig (2) passes.

7. The automatic welding machine according to any one of claims 1 to 6, wherein the top cover loading mechanism (3) comprises a top cover loading portion (31) and a top cover detecting portion (32); the top cover feeding part (31) is positioned at the side edge of the turntable mechanism (1) and is used for conveying the top cover; the cap detection unit (32) is provided on the cap transfer path.

8. The automatic welding machine according to claim 7, wherein the top cover feeding mechanism (3) further comprises a top cover coding part (33), a top cover sorting part (34) and a top cover defective product discharging part (35); the top cover detection part (32), the top cover coding part (33), the top cover sorting part (34) and the top cover defective product blanking part (35) are sequentially arranged on the top cover conveying path along the top cover conveying direction.

9. The automatic welding machine according to claim 8, wherein the cap feeding mechanism (3) further comprises a cap feed conveying portion (36) and a cap feed carrying portion (37); the top cover incoming material conveying part (37) is positioned between the top cover detecting part (32) and the top cover incoming material conveying part (36).