CN217344236U

CN217344236U - High-efficient cylinder lithium cell welds lid and receives box machine

Info

Publication number: CN217344236U
Application number: CN202221189423.9U
Authority: CN
Inventors: 周军意
Original assignee: Individual
Current assignee: Dongguan Xindonghan Intelligent Technology Co.,Ltd.
Priority date: 2022-05-18
Filing date: 2022-05-18
Publication date: 2022-09-02
Anticipated expiration: 2032-05-18

Abstract

The utility model discloses a high-efficient cylinder lithium cell welds lid and receives box machine, including rack platform and rotary worktable, there is battery tool along the circumference equipartition on the rotary worktable, articulated on the battery tool have the lid tool, the lid tool has upright state and horizontal state; a cell feeding mechanism, a primary tab correcting mechanism, a tab detecting mechanism, a cap taking and placing mechanism, a cap welding mechanism, a cap testing mechanism, a non-defective product discharging mechanism, a defective product discharging mechanism and a jig state resetting mechanism are arranged on the outer side of the rotary workbench in sequence along the counterclockwise direction; the rack platform is also provided with a rotary table discharging mechanism, a stepping type material moving mechanism and a box collecting mechanism; a jig state adjusting mechanism for converting the cap jig from a horizontal state to an upright state is arranged between the cap taking and placing mechanism and the cap welding mechanism on the rotary workbench; the utility model discloses reach the block and get the decomposition of putting, welding process, realize that the block is got and is put, welding process can go on simultaneously, improve complete machine efficiency greatly.

Description

High-efficient cylinder lithium cell welds lid and receives box machine

Technical Field

The utility model relates to a cylinder lithium cell production technical field especially relates to a box machine is received to high-efficient cylinder lithium cell welding block cap.

Background

The existing cylindrical lithium battery welding cap collecting equipment is carried out by adopting a disc type structure, all processes are carried out in sequence, the welding cap collecting equipment comprises a welding cap mechanism, the welding cap mechanism integrates cap taking and laser welding on a station, the cap taking and then welding cap processing are required to be carried out on the welding cap mechanism at every time, action superposition is caused, and the whole machine efficiency is low.

Disclosure of Invention

An object of the utility model is to overcome above shortcoming, provide a box machine is received to high-efficient cylinder lithium cell welding block cap.

In order to achieve the above purpose, the specific scheme of the utility model is as follows:

a high-efficiency cylindrical lithium battery welding cap box collecting machine comprises a machine frame table, wherein a rotary workbench is mounted on the machine frame table, battery jigs capable of moving in the circumferential direction are uniformly distributed on the rotary workbench in the circumferential direction, a cap jig is hinged to each battery jig, and the cap jigs are in an upright state and a horizontal state;

the outer side of the rotary workbench is provided with a cell feeding mechanism, a primary tab correcting mechanism, a tab detecting mechanism, a cap taking and placing mechanism, a cap welding mechanism, a cap testing mechanism, a non-defective product discharging mechanism, a defective product discharging mechanism and a jig state resetting mechanism in sequence along the anticlockwise direction;

the machine frame is provided with a rotary disc discharging mechanism, a stepping type material moving mechanism and a box collecting mechanism at the position corresponding to the good product discharging mechanism;

and a jig state adjusting mechanism for converting the cap jig from a horizontal state to an upright state is arranged between the cap taking and placing mechanism and the cap welding mechanism on the rotary workbench.

The utility model has the advantages that: the utility model discloses articulated block tool on battery jig, utilize the block to get and put the mechanism and place the block in advance on the block tool that is in the state of lying on the level, then make the block tool drive the block and change the state of standing upright into by the state of lying on the level through tool state guiding mechanism to follow-up welding process, rethread block welding mechanism welds block and lithium cell, thereby reach the block and get and put, welding process's decomposition, realize the block and get and put, welding process can go on simultaneously, improve overall efficiency greatly.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a perspective view of another perspective of the present invention;

fig. 3 is a schematic structural view of a jig state adjustment mechanism of the present invention;

fig. 4 is a schematic structural view of the tool state resetting mechanism of the present invention;

fig. 5 is a schematic structural view of the cap pick-and-place mechanism of the present invention;

fig. 6 is a schematic structural diagram of the cap welding mechanism of the present invention;

fig. 7 is a schematic structural diagram of the cap testing mechanism of the present invention;

fig. 8 is a schematic structural view of the turntable discharging mechanism of the present invention;

fig. 9 is a schematic structural view of another view angle of the turntable discharging mechanism of the present invention;

fig. 10 is a schematic structural view of the step-by-step material moving mechanism of the present invention;

fig. 11 is a schematic structural view of the boxing grabbing assembly of the present invention;

fig. 12 is a schematic structural view of the cartoning grasping assembly of the present invention from another view angle;

description of the reference numerals: 100. a rack stand; 200. rotating the working table; 201. a battery jig; 2011. a vertical limiting part; 2012. a horizontal limiting part; 202. a cap fixture; 203. a first magnet block; 300. a battery cell feeding mechanism; 400. a primary tab correcting mechanism; 500. a tab detection mechanism; 600. a cap pick and place mechanism; 601. vibrating the feed tray; 602. taking and placing a support; 603. taking and placing a stepping motor; 604. a cam plate; 605. the connecting rod is pulled; 606. a horizontal slider; 607. lifting the sliding rod; 608. a vacuum chuck; 609. a drive arm; 700. a cap welding mechanism; 701. a laser machine; 702. a laser nozzle assembly; 703. a cap compression assembly; 800. a cap testing mechanism; 801. testing the vertical rod; 802. a tension cylinder; 803. testing the lifting block; 804. a pressure lever; 805. testing the sensor; 900. a good product discharging mechanism; 10. a defective product discharging mechanism; 20. a jig state resetting mechanism; 21. a support bar; 22. a deflector rod; 30. a turntable discharging mechanism; 31. a turntable discharging support; 32. a discharging turntable; 33. a turntable discharging motor; 34. detecting a discharging inductor; 35. a turntable discharging connecting plate; 36. equally dividing the induction disc; 37. equally dividing the induction blocks; 38. a second magnet block; 40. a stepping type material moving mechanism; 41. a material moving fixing seat; 42. a material moving lifting cylinder; 43. a material moving translation cylinder; 44. a material moving lifting plate; 45. a material moving and fixing jig; 46. moving the movable jig; 50. a box collecting mechanism; 51. boxing and grabbing components; 511. grabbing a base; 512. misplacing the frame seat; 513. a dislocation cylinder; 514. grabbing the lifting frame; 515. a grabbing lifting cylinder; 516. grabbing a sliding seat; 517. a horizontal push cylinder; 518. getting a core jig; 519. a material supplementing cylinder; 521. a material supplementing jig; 522. demagnetizing the cylinder; 523. demagnetizing the push block; 52. a box collection assembly; 60. a jig state adjusting mechanism; 61. an adjusting seat; 62. adjusting the cylinder; 63. adjusting the shifting block; 70. secondary school utmost point ear mechanism.

Detailed Description

The following detailed description of the present invention, taken in conjunction with the accompanying drawings and specific examples, is not intended to limit the scope of the invention.

As shown in fig. 1 to 12, the high-efficiency cylindrical lithium battery welding cap collecting machine of the present embodiment includes a rack 100, a rotary table 200 is installed on the rack 100, battery jigs 201 capable of moving in the circumferential direction are uniformly distributed on the rotary table 200 in the circumferential direction, specifically, openings for lithium batteries to enter and exit are penetratingly arranged on the outer sides of the battery jigs 201, a cap jig 202 is hinged to each battery jig 201, and the cap jig 202 has an upright state and a horizontal state;

the outer side of the rotary workbench 200 is provided with a battery cell feeding mechanism 300, a primary tab correcting mechanism 400, a tab detecting mechanism 500, a cap picking and placing mechanism 600, a cap welding mechanism 700, a cap testing mechanism 800, a good product discharging mechanism 900, a defective product discharging mechanism 10 and a jig state resetting mechanism 20 in turn along the counterclockwise direction;

the rack table 100 is provided with a turntable discharging mechanism 30, a stepping type material moving mechanism 40 and a box collecting mechanism 50 at positions corresponding to the good product discharging mechanism 900; a jig state adjusting mechanism 60 for changing the cap jig 202 from a horizontal state to an upright state is provided between the cap pick and place mechanism 600 and the cap welding mechanism 700 on the rotary table 200.

The working mode of the embodiment is as follows: when the device works, lithium batteries are sequentially pushed into the opening of the battery jig 201 on the rotary workbench 200 through the battery core feeding mechanism 300, the cap jig 202 of the battery jig 201 is in a horizontal state, then the rotary workbench 200 drives the battery jig 201 loaded with the lithium batteries to sequentially pass through stations corresponding to the primary tab correcting mechanism 400, the tab detecting mechanism 500, the cap taking and placing mechanism 600, the cap welding mechanism 700, the cap testing mechanism 800, the good product discharging mechanism 900, the defective product discharging mechanism 10 and the jig state resetting mechanism 20, the tabs of the lithium batteries are calibrated through the primary tab correcting mechanism 400, the welding firmness of the tabs is detected through the tab detecting mechanism 500, the caps are placed on the cap jig 202 in the horizontal state in advance through the cap taking and placing mechanism 600, and then when the cap jig is rotated to correspond to the position of the jig state adjusting mechanism 60, the jig state adjusting mechanism 60 enables the cap jig 202 in the horizontal state to be converted into an upright state, then the lithium battery is rotated to the position corresponding to the cap welding mechanism 700, the cap welding mechanism 700 welds and fixes the cap on the cap jig 202 and the lithium battery tab on the battery jig 201, then the cap welding mechanism 800 is rotated to the position corresponding to the cap testing mechanism 800, the cap testing mechanism 800 performs welding firmness detection on the welded and fixed cap, the qualified lithium battery is rotated to the position corresponding to the good product discharging mechanism 900, the good product discharging mechanism 900 pushes the qualified lithium battery in the vertical state onto the turntable discharging mechanism 30, the turntable discharging mechanism 30 drives the lithium battery to rotate from the vertical state to the horizontal state, then the stepping type material moving mechanism 40 grabs the lithium battery in the horizontal state, the above processes are repeated, the stepping type material moving mechanism 40 continuously grabs the lithium battery in the horizontal state, and simultaneously drives the grabbed lithium battery to move in the stepping type towards the box collecting mechanism 50, when the lithium batteries with the preset number are driven to correspond to the positions of the box collecting mechanism 50, the box collecting mechanism 50 simultaneously grabs the lithium batteries with the preset number for box collecting processing, and the steps are repeated, and the lithium batteries with the preset number are continuously collected and stacked;

for the lithium batteries which are detected to be unqualified, rotating to the position corresponding to the defective product discharging mechanism 10, and then pushing the lithium batteries which are detected to be unqualified out of the battery jig 201 by the defective product discharging mechanism 10;

after the lithium battery on the battery fixture 201 is pushed out, the battery fixture 201 rotates to a position corresponding to the fixture state resetting mechanism 20, and then the fixture state resetting mechanism 20 changes the cap fixture 202 in the vertical state into a horizontal state, so that the cap can be placed next time.

This embodiment articulates block tool 202 on battery tool 201, utilize block to get and put mechanism 600 and place the block on the block tool 202 that is in the state of lying flat in advance, then make block tool 202 drive the block through tool state guiding mechanism 60 and change the state of standing upright into by the state of lying flat, so that follow-up welding process, rethread block welding mechanism 700 welds block and lithium cell, thereby reach the block and get, the decomposition of welding process, it gets to realize the block and put, welding process can go on simultaneously, the overall efficiency is greatly improved.

Through increasing utmost point ear detection mechanism 500 in this embodiment, carry out the welding fastness to the utmost point ear that needs the welded and detect to do benefit to the yields that improves the complete machine.

In this embodiment, the jig state resetting mechanism 20 is provided, so that the cap jig 202 is reset from the upright state to the horizontal state, thereby realizing the circular operation of the cap jig 202.

This embodiment is through setting up block accredited testing organization 800 and carrying out the welding fastness detection to the block after the welding to guarantee the yields of the lithium cell after the production.

On the basis of the above embodiment, further, the battery jig 201 is provided with a vertical limiting portion 2011 and a horizontal limiting portion 2012 for limiting the cap jig 202, and the cap jig 202 is embedded with a first magnet block 203 capable of being matched with the vertical limiting portion 2011 and the horizontal limiting portion 2012. This embodiment is through setting up vertical spacing portion 2011 and the cooperation of first magnet piece 203 to make the block tool 202 keep being the state of standing upright when the state of standing upright, through spacing portion 2012 of level and the cooperation of first magnet piece 203, make the block tool 202 keep being the state of lying flat when the state of lying flat, increase the stability of block tool 202 work.

Based on the above embodiment, further, the jig state adjusting mechanism 60 includes an adjusting seat 61, an adjusting cylinder 62 and an adjusting shifting block 63, the adjusting seat 61 is fixedly installed on the rotary table 200 and close to the position of the battery jig 201, the adjusting cylinder 62 is fixedly installed on the adjusting seat 61, and the adjusting shifting block 63 is fixedly connected to the output end of the adjusting cylinder 62. In this embodiment, the adjustment cylinder 62 drives the adjustment block to move, so that the cap jig 202 is driven to overcome the magnetic attraction of the first magnet block 203 and is adjusted from the horizontal state to the vertical state, thereby facilitating the subsequent welding process.

Based on the above embodiment, further, the fixture state resetting mechanism 20 includes a supporting rod 21 and a shift lever 22, the supporting rod 21 is fixedly mounted on the rack 100, one end of the shift lever 22 is fixedly connected to the top of the supporting rod 21, the other end of the shift lever 22 extends to the upper side of the rotary table 200, and the shift lever 22 is disposed in an inclined manner. In the embodiment, the shift lever 22 is provided, so that when the cap fixture 202 rotates to contact with the shift lever 22, the shift lever 22 drives the cap fixture 202 to overcome the magnetic attraction of the first magnet block 203 to return from the upright state to the horizontal state.

Based on the above embodiments, further, the cap picking and placing mechanism 600 includes a vibration feeding tray 601, a picking and placing support 602, a picking and placing stepping motor 603, a cam plate 604, a toggle link 605, a horizontal slider 606, a lifting slide bar 607, a vacuum chuck 608 and a transmission arm 609, the vibration feeding tray 601 is installed outside the rack 100, the picking and placing support 602 is fixedly installed on the rack 100, the cam plate 604 is fixedly installed on the picking and placing support 602, an inverted U-shaped cam hole is formed on the cam plate 604, the picking and placing stepping motor 603 is fixedly installed on the cam plate 604, the horizontal slider 606 is slidably connected to the cam plate 604, the lifting slide bar 607 is slidably connected to the horizontal slider 606, one end of the transmission arm 609 is in transmission connection with an output end of the picking and placing stepping motor 603, one end of the toggle link 605 is movably embedded in the cam hole, the other end of the toggle link 605 is movably clamped with the other end of the transmission arm 609, one end of the lifting slide bar 607 is fixedly connected with the other end of the toggle connecting rod 605, and the vacuum chuck 608 is installed at the other end of the lifting slide bar 607 and is positioned right above the discharging end of the vibration feeding tray 601.

During practical use, the caps are sequentially conveyed to the position under the vacuum chuck 608 by the vibration feeding plate 601, then the pick-and-place stepping motor 603 drives the transmission arm 609 to rotate, the transmission arm 609 drives the toggle connecting rod 605 to rotate, the toggle connecting rod 605 moves along the track of the cam hole, meanwhile, under the limiting action of the horizontal sliding block 606, the lifting sliding rod 607 is driven to do linear motion along the vertical direction to drive the vacuum chuck 608 to reach the caps to be grabbed, then when the pick-and-place stepping motor 603 rotates reversely, the vacuum chuck 608 is driven to drive the caps to synchronously move along the vertical direction and the horizontal direction, and then the caps are placed on the corresponding cap fixtures 202, so that the grabbing and placing processes of the caps are realized, and the processes are repeated, the picking and the placing of the caps are continuously carried out, and preparation is made for the subsequent welding of the caps.

Based on the above embodiment, further, the cap welding mechanism 700 includes a laser machine 701, a laser pressure nozzle assembly 702 and a cap pressing assembly 703, the laser machine 701 is installed on the machine frame 100, the laser pressure nozzle assembly 702 is installed on the machine frame 100 at a position corresponding to the laser machine 701, and the cap pressing assembly 703 is installed on the rotary table 200 at a position corresponding to the laser pressure nozzle assembly 702.

When the battery jig 201 rotates to a position between the laser pressure nozzle assembly 702 and the cap pressing assembly 703, the cap pressing assembly 703 presses the cap jig 202, the laser pressure nozzle assembly 702 presses the cap on the cap jig 202, and then the laser machine 701 performs laser welding on the cap and the tab together.

Specifically, the cap pressing assembly 703 comprises a first pressing seat, a first pressing cylinder mounted on the first pressing seat, and a pressing head connected to the output end of the first pressing cylinder, so that the first pressing cylinder drives the pressing head to stretch out to press the cap jig 202, thereby ensuring reliable welding of the cap. Laser pressure mouth subassembly 702 compresses tightly the seat including the second, installs the second on the second compresses tightly the seat and compresses tightly the cylinder and connect the pressure mouth on the output that the second compressed tightly the cylinder, so compress tightly the cylinder through the second and drive the pressure mouth and stretch out to compress tightly the block on the block tool 202 to the cooperation block compresses tightly the subassembly 703 cooperation, thereby both sides are fixed the block, guarantee the reliable welding of block.

Based on the above embodiment, further, the cap testing mechanism 800 includes a testing vertical rod 801, a pulling cylinder 802, a testing lifting block 803, a pressing rod 804 and a testing sensor 805, the testing vertical rod 801 is fixedly installed on the rack 100, the pulling cylinder 802 is fixedly installed at the top of the testing vertical rod 801, the testing lifting block 803 is connected to an output end of the pulling cylinder 802, an upper end of the pressing rod 804 is elastically connected to the testing lifting block 803, so that the pressing rod 804 can move relative to the testing lifting block 803 when being squeezed, and the testing sensor 805 is installed on the testing lifting block 803 corresponding to the position of the pressing rod 804.

During actual use, the pull cylinder 802 drives the test lifting block 803 to move up and down, the test lifting block 803 drives the pressing rod 804 to move downwards, after the lower end part of the pressing rod 804 is contacted with a steel shell of a lithium battery, downward pressure is generated on the lithium battery, the pressing rod 804 is extruded at the moment, the pressing rod 803 moves upwards relative to the test lifting block 803, and the test sensor 805 detects that relative motion of the pressing rod 804 generates a sensing signal, so that the lithium battery and the cap are firmly welded, if the lithium battery and the cap are not firmly welded, the pressing rod 804 can press down the lithium battery to move, and the test sensor 805 cannot detect the relative motion of the pressing rod 804, so that the cap is unqualified in welding; so realize the detection to the block welding fastness.

Based on the above embodiments, further, the turntable discharging mechanism 30 includes a turntable discharging support 31, a discharging turntable 32, a turntable discharging motor 33, a detection discharging sensor 34, a turntable discharging connecting plate 35, an equally dividing sensing plate 36 and an equally dividing sensing block 37, the turntable discharging support 31 is installed on the rack stand 100, the discharging turntable 32 is rotatably connected to one side of the turntable discharging support 31 facing the good product discharging mechanism 900, four second magnet blocks 38 are uniformly distributed at the edge position of the discharging turntable 32, an adsorption station is formed between two adjacent second magnet blocks 38, the turntable discharging motor 33 is installed at the other end of the turntable discharging support 31, the turntable discharging motor 33 is a dual-output-shaft motor, one output end of the turntable discharging motor 33 is connected to the discharging turntable 32, the detection discharging sensor 34 is installed at the top of the turntable discharging support 31, one end of the turntable discharging connecting plate 35 is fixed on the turntable discharging support 31, an equally dividing induction disc 36 is connected to the other output end of the turntable discharging motor 33, an equally dividing induction block 37 is arranged at the other end of the turntable discharging connecting plate 35 corresponding to the equally dividing induction disc 36, and the equally dividing induction disc 36 and the equally dividing induction block 37 are matched to detect the rotating angle of the turntable discharging motor 33.

Specifically, when the qualified lithium cell that is in the vertical state of welding is released to the absorption station in yields discharge mechanism 900, two adjacent second magnet pieces 38 adsorb the lithium cell, then carousel ejection of compact motor 33 drives ejection of compact carousel 32 and rotates, halving response dish 36 detects carousel ejection of compact motor 33 with halving response piece 37 cooperation, after ejection of compact carousel 32 rotates to 90 degrees, carousel ejection of compact motor 33 stall, thereby make the lithium cell by vertical state adjustment to the horizontality, it has the lithium cell ejection of compact to detect ejection of compact inductor 34 simultaneously, so that marching type moves material mechanism 40 and grabs the lithium cell that is in the horizontality and take away.

Based on the above embodiment, further, the step-by-step material moving mechanism 40 includes a material moving fixing base 41, a material moving lifting cylinder 42, a material moving translation cylinder 43, a material moving lifting plate 44, a material moving fixing jig 45 and a material moving movable jig 46, the material moving fixing base 41 is installed on the rack platform 100, the two material moving lifting cylinders 42 are installed on the material moving fixing base 41 at intervals, the material moving lifting plate 44 is connected with output ends of the two material moving lifting cylinders 42, the material moving translation cylinder 43 is installed on the material moving lifting plate 44, the material moving movable jig 46 is connected to the material moving lifting plate 44 in a sliding manner, the material moving movable jig 46 is further connected with an output end of the material moving translation cylinder 43, the material moving fixing jig 45 is installed on the top of the material moving fixing base 41, a hole is formed in the middle of the material moving fixing jig 45, and the material moving movable jig 46 is located in the hole.

During the in-service use, move material movable jig 46 and do "return" style of calligraphy motion under the drive of moving material lift cylinder 42 and translation cylinder to snatch the lithium cell that is in the horizontality on the carousel discharge mechanism 30 to moving material fixed jig 45 on, moving material movable jig 46 and snatching the lithium cell that is in the horizontality on the carousel discharge mechanism 30 at every turn and moving material fixed jig 45 on simultaneously, can drive to move the lithium cell on the fixed jig 45 of material and remove a position, constantly will move the lithium cell marching type orientation on the fixed jig 45 of material and receive box mechanism 50 and remove so.

Based on the above embodiment, further, the box-receiving mechanism 50 includes a box-packing grasping assembly 51 and a box-receiving assembly 52, the box-packing grasping assembly 51 and the box-receiving assembly 52 are installed on the rack 100, the box-packing grasping assembly 51 includes a grasping base 511, a misplaced frame base 512, a misplaced cylinder 513, a grasping lifting frame 514, a grasping lifting cylinder 515, a grasping sliding base 516, a horizontal pushing cylinder 517, a core-taking jig 518, a material supplementing cylinder 519, a material supplementing jig 521, a demagnetizing cylinder 522 and a demagnetizing push block 523, the misplaced frame base 512 is slidably connected to the grasping base 511, the misplaced cylinder 513 is installed on the grasping base 511, an output end of the misplaced cylinder 513 is connected to the misplaced frame, the grasping lifting frame 514 is connected to the misplaced frame in a lifting manner, the grasping lifting cylinder 515 is installed on the misplaced frame base 512, an output end of the grasping lifting cylinder 515 is connected to the grasping lifting frame 514, snatch slide 516 sliding connection and snatch crane 514, horizontal push cylinder 517 installs on the top surface of snatching slide 516, horizontal push cylinder 517's output with snatch crane 514 and be connected, it fixes in the one side of snatching slide 516 bottom surface and being close to box subassembly 52 of receiving to get electric core tool 518, feed supplement cylinder 519 installs the one side of snatching slide 516 top surface, feed supplement tool 521 sliding connection is on snatching slide 516 and is located the outside of getting electric core tool 518 one end, feed supplement tool 521 is used for snatching the output and is connected with feed supplement tool 521 of single lithium cell feed supplement cylinder 519, demagnetization cylinder 522 installs the bottom surface of snatching slide 516, demagnetization ejector pad 523 is connected on the output of demagnetization cylinder 522, it all is provided with the third magnet piece that is used for magnetic adsorption to grab the material to get on electric core tool 518 and feed supplement tool 521.

Specifically, when a predetermined number of lithium batteries are moved to a position right below the core taking jig 518, for example, 15 lithium batteries, different numbers of lithium batteries can be grasped according to actual design requirements, the material supplementing cylinder 519 drives the material supplementing jig 521 to extend to be flush with the core taking jig 518, then the grasping lifting cylinder 515 drives the grasping slide 516 to move downwards through the grasping lifting frame 514, so that the corresponding number of lithium batteries on the material moving fixing jig 45 are adsorbed by the core taking jig 518 and the material supplementing jig 521 through the third magnet block, that is, at this time, 15 lithium batteries are grasped, then the grasped lithium batteries are driven by the grasping lifting cylinder 515 to ascend to a predetermined position, then the horizontally pushing cylinder 517 drives the grasping slide 516 to horizontally extend towards the material receiving box 52, then the demagnetizing cylinder drives the demagnetizing push block 523 to extend, so that the adsorbed lithium batteries on the core taking jig 518 and the material supplementing jig 521 are loosened, therefore, a row of lithium batteries are placed in the box collecting assembly 52, then the second row of lithium batteries are grabbed, the material supplementing cylinder 519 drives the material supplementing jig 521 to be withdrawn, at the moment, only the battery cell fetching jig 518 is used for grabbing the lithium batteries, namely, the number of one lithium battery is reduced compared with that of the last time, at the moment, the battery cell fetching jig 518 is used for grabbing 14 lithium batteries, then when the lithium batteries are placed, the dislocation cylinder 513 drives the dislocation placing frame base 512 to move by one position, so that the 14 lithium batteries are placed in the middle positions of the 15 lithium batteries placed at the last time, then when the lithium batteries are grabbed at the next time, the 15 lithium batteries are grabbed again, and the lithium batteries are sequentially stacked in the box collecting assembly 52; thus, the lithium battery box collecting process is realized.

Based on the above embodiments, further, the rotary table 200 is further provided with a secondary tab correcting mechanism 70 between the tab detecting mechanism 500 and the cap pick-and-place mechanism 600. The tab of the lithium battery is corrected again by setting the secondary tab correcting mechanism 70 in the embodiment, so that the reliability of the subsequent tab and cap welding is ensured.

In this embodiment, the non-defective products discharge mechanism 900 is the same as the defective products discharge mechanism 10 in structure, and both include the release cylinder, battery ejector pad and block push rod, and the release cylinder is installed on rotatory workstation 200, and the battery ejector pad is installed on the output of release cylinder, and the one end correspondence of block push rod is installed on the battery ejector pad, utilizes the release cylinder to drive battery ejector pad and block push rod simultaneously and stretches out, releases lithium cell and block from the tool in the lump, realizes unloading.

The above is only a preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the protection scope of the present invention.

Claims

1. The efficient cylindrical lithium battery welding cap collecting machine is characterized by comprising a machine frame (100), wherein a rotary workbench (200) is mounted on the machine frame (100), battery jigs (201) capable of moving in the circumferential direction are uniformly distributed on the rotary workbench (200) in the circumferential direction, each battery jig (201) is hinged with a cap jig (202), and the cap jigs (202) have an upright state and a horizontal state;

the outer side of the rotary workbench (200) is provided with a battery cell feeding mechanism (300), a primary tab correcting mechanism (400), a tab detecting mechanism (500), a cap taking and placing mechanism (600), a cap welding mechanism (700), a cap testing mechanism (800), a good product discharging mechanism (900), a defective product discharging mechanism (10) and a jig state resetting mechanism (20) in sequence along the anticlockwise direction;

the machine frame (100) is provided with a turntable discharging mechanism (30), a stepping type material moving mechanism (40) and a box collecting mechanism (50) at the position corresponding to the good product discharging mechanism (900);

and a jig state adjusting mechanism (60) for converting the cap jig (202) from a horizontal state to an upright state is arranged between the cap taking and placing mechanism (600) and the cap welding mechanism (700) on the rotary workbench (200).

2. The high-efficiency cylindrical lithium battery welding cap collecting machine as claimed in claim 1, wherein a vertical limiting portion (2011) and a horizontal limiting portion (2012) for limiting the cap jig (202) are arranged on the battery jig (201), and a first magnet block (203) capable of being matched with the vertical limiting portion (2011) and the horizontal limiting portion (2012) is embedded on the cap jig (202).

3. The high-efficiency cylindrical lithium battery welding cap collecting machine according to claim 1, wherein the jig state adjusting mechanism (60) comprises an adjusting seat (61), an adjusting cylinder (62) and an adjusting shifting block (63), the adjusting seat (61) is fixedly installed on the rotary workbench (200) and close to the position of the battery jig (201), the adjusting cylinder (62) is fixedly installed on the adjusting seat (61), and the adjusting shifting block (63) is fixedly connected to the output end of the adjusting cylinder (62).

4. The high-efficiency cylindrical lithium battery welding cap box collecting machine according to claim 1, wherein the jig state resetting mechanism (20) comprises a supporting rod (21) and a shifting rod (22), the supporting rod (21) is fixedly installed on the machine frame (100), one end of the shifting rod (22) is fixedly connected to the top of the supporting rod (21), the other end of the shifting rod (22) extends to the position above the rotary workbench (200), and the shifting rod (22) is arranged in an inclined mode.

5. The high-efficiency cylindrical lithium battery welding cap collecting and placing machine as claimed in claim 1, wherein the cap picking and placing mechanism (600) comprises a vibration feeding tray (601), a picking and placing support (602), a picking and placing stepping motor (603), a cam plate (604), a toggle connecting rod (605), a horizontal sliding block (606), a lifting sliding rod (607), a vacuum chuck (608) and a transmission arm (609), the vibration feeding tray (601) is installed at the outer side of the frame (100), the picking and placing support (602) is fixedly installed on the frame (100), the cam plate (604) is fixedly installed on the picking and placing support (602), the cam plate (604) is provided with an inverted U-shaped cam hole, the picking and placing stepping motor (603) is fixedly installed on the cam plate (604), the horizontal sliding block (606) is slidably connected to the cam plate (604), and the lifting sliding rod (607) is slidably connected to the horizontal sliding block (606), one end of the transmission arm (609) is in transmission connection with the output end of the pick-and-place stepping motor (603), one end of the toggle connecting rod (605) is movably embedded into the cam hole, the other end of the toggle connecting rod (605) is movably clamped with the other end of the transmission arm (609), one end of the lifting slide bar (607) is fixedly connected with the other end of the toggle connecting rod (605), and the vacuum sucker (608) is installed at the other end of the lifting slide bar (607) and is positioned right above the discharge end of the vibration feeding disc (601).

6. The high-efficiency cylindrical lithium battery welding cap collecting machine as claimed in claim 1, wherein the cap welding mechanism (700) comprises a laser machine (701), a laser pressure nozzle assembly (702) and a cap pressing assembly (703), the laser machine (701) is installed on the machine frame (100), the laser pressure nozzle assembly (702) is installed on the machine frame (100) corresponding to the position of the laser machine (701), and the cap pressing assembly (703) is installed on the rotary worktable (200) corresponding to the position of the laser pressure nozzle assembly (702).

7. The high-efficiency cylindrical lithium battery welding cap collecting machine is characterized in that the cap testing mechanism (800) comprises a testing vertical rod (801), a pulling cylinder (802), a testing lifting block (803), a pressing rod (804) and a testing sensor (805), the testing vertical rod (801) is fixedly installed on the stand platform (100), the pulling cylinder (802) is fixedly installed at the top of the testing vertical rod (801), the testing lifting block (803) is connected to the output end of the pulling cylinder (802), the upper end of the pressing rod (804) is elastically connected to the testing lifting block (803), and the testing sensor (805) is installed on the testing lifting block (803) corresponding to the position of the pressing rod (804).

8. The high-efficiency cylindrical lithium battery welding cap collecting machine as claimed in claim 1, wherein the rotary disc discharging mechanism (30) comprises a rotary disc discharging support (31), a discharging rotary disc (32), a rotary disc discharging motor (33), a detection discharging sensor (34), a rotary disc discharging connecting plate (35), an equal division sensing disc (36) and equal division sensing blocks (37), the rotary disc discharging support (31) is installed on the machine frame (100), the discharging rotary disc (32) is rotatably connected to one side of the rotary disc discharging support (31) facing the good product discharging mechanism (900), four second magnet blocks (38) are uniformly distributed at the edge position of the discharging rotary disc (32), an adsorption station is formed between two adjacent second magnet blocks (38), the rotary disc discharging motor (33) is installed at the other end of the rotary disc discharging support (31), the rotary disc discharging motor (33) is a dual-output-shaft motor, an output end of the turntable discharging motor (33) is connected with the discharging turntable (32), the discharging detection sensor (34) is installed at the top of the turntable discharging support (31), one end of the turntable discharging connecting plate (35) is fixed on the turntable discharging support (31), the equal division sensing disc (36) is connected to the other output end of the turntable discharging motor (33), the equal division sensing block (37) is installed at the other end of the turntable discharging connecting plate (35) corresponding to the position of the equal division sensing disc (36), and the equal division sensing disc (36) and the equal division sensing block (37) are matched to detect the rotating angle of the turntable discharging motor (33).

9. The high-efficiency cylindrical lithium battery welding cap collecting machine according to claim 1, wherein the stepping type material moving mechanism (40) comprises a material moving fixing seat (41), material moving lifting cylinders (42), material moving translation cylinders (43), material moving lifting plates (44), material moving fixing jigs (45) and movable material moving jigs (46), the material moving fixing seat (41) is installed on the machine frame platform (100), the two material moving lifting cylinders (42) are installed on the material moving fixing seat (41) at intervals, the material moving lifting plates (44) are connected with the output ends of the two material moving lifting cylinders (42), the material moving translation cylinders (43) are installed on the material moving lifting plates (44), the movable material moving jigs (46) are connected on the material moving lifting plates (44) in a sliding manner, the movable material moving jigs (46) are further connected with the output ends of the material moving translation cylinders (43), move material fixed tool (45) and install at the top of moving material fixing base (41), the middle part of moving material fixed tool (45) has dodges the hole, it is downthehole to move material movable tool (46) and be located dodge.

10. The high-efficiency cylindrical lithium battery welding cap collecting machine according to claim 1, wherein the box collecting mechanism (50) comprises a box-packing grabbing component (51) and a box collecting component (52), the box-packing grabbing component (51) and the box collecting component (52) are oppositely arranged on the stand (100), the box-packing grabbing component (51) comprises a grabbing base (511), a misplaced frame base (512), a misplaced cylinder (513), a grabbing lifting frame (514), a grabbing lifting cylinder (515), a grabbing sliding base (516), a horizontal pushing cylinder (517), a core taking jig (518), a material supplementing cylinder (519), a material supplementing jig (521), a demagnetizing cylinder (522) and a pushing block (523), the misplaced frame base (512) is slidably connected to the grabbing base (511), the misplaced cylinder (513) is arranged on the grabbing base (511), and the output end of the misplaced cylinder (513) is connected to the misplaced frame, the grabbing crane (514) is connected to the dislocation placing frame in a lifting mode, the grabbing lifting cylinder (515) is installed on the dislocation placing frame base (512), the output end of the grabbing lifting cylinder (515) is connected with the grabbing crane (514), the grabbing slide base (516) is connected to the grabbing crane (514) in a sliding mode, the horizontal pushing cylinder (517) is installed on the top surface of the grabbing slide base (516), the output end of the horizontal pushing cylinder (517) is connected with the grabbing crane (514), the electricity core fetching jig (518) is fixed to one side, close to the box collecting assembly (52), of the bottom surface of the grabbing slide base (516), the material supplementing cylinder (519) is installed on one side of the top surface of the grabbing slide base (516), the material supplementing jig (521) is connected to the grabbing slide base (516) in a sliding mode and located on the outer side of one end of the electricity core fetching jig (518), and the material supplementing jig (521) is used for grabbing a single lithium battery, the output and the feed supplement tool (521) of feed supplement cylinder (519) are connected, demagnetization cylinder (522) are installed and are being snatched the bottom surface of slide (516), demagnetization ejector pad (523) are connected on the output of demagnetization cylinder (522), it all is provided with the third magnet piece that is used for magnetic adsorption to grab the material on electric core tool (518) and feed supplement tool (521).