CN108057922B

CN108057922B - Automatic material taking, cutting and feeding mechanism for lithium battery tab protection sheets

Info

Publication number: CN108057922B
Application number: CN201810039925.5A
Authority: CN
Inventors: 喻世民; 谭远明; 彭清华; 邓万鹏; 廖均克
Original assignee: Guangdong Honbro Science & Technology Co ltd
Current assignee: Guangdong Honbro Science & Technology Co ltd
Priority date: 2018-01-16
Filing date: 2018-01-16
Publication date: 2023-10-20
Anticipated expiration: 2038-01-16
Also published as: CN108057922A

Abstract

The invention discloses an automatic material taking, cutting and feeding mechanism for lithium battery tab protection sheets, which comprises a device main body, wherein a storage mechanism is fixedly arranged on a rack of the device main body, a transition mechanism is arranged between the storage mechanism and a distributing mechanism, a pressing mechanism is arranged between the distributing mechanism and a correcting mechanism, a traction mechanism is arranged between the correcting mechanism and a guiding mechanism, a cutting mechanism is arranged between the guiding mechanism and a delivering mechanism, and a straightening mechanism is arranged between the delivering mechanism and a positioning mechanism; according to the invention, continuous uninterrupted material preparation of the tab protection sheet in the production process is realized, a single power drives each mechanism to operate, the PLC output point and the circuit and gas circuit installation workload are reduced, the programming and debugging period is shortened, the noise caused by the operation of the pneumatic executive component is reduced, the man-machine interface operation difficulty is reduced, the misoperation is effectively reduced, the production efficiency is improved, and the beneficial promotion is made for the power battery manufacture of the whole lithium battery industry.

Description

Automatic material taking, cutting and feeding mechanism for lithium battery tab protection sheets

Technical Field

The invention relates to the technical field of lithium battery manufacturing, in particular to an automatic material taking, cutting and feeding mechanism for lithium battery tab protection sheets.

Background

At present, in the production industry of power lithium batteries, as the tabs of the lithium batteries are very thin, a protection sheet is needed to be added to prevent the tabs from being crushed during tab welding of the lithium batteries, but most of the current industry adopts a plurality of power combinations such as a plurality of cylinders, motors and the like to split each working procedure from material preparation to throwing of workpieces, adopts a PLC to control each mechanism to sequentially execute and finally links up to realize material taking of the workpieces, the programming workload of the mechanism is large, circuits and gas paths are numerous, the production speed of each mechanism is troublesome to adjust, operators need to be familiar with the mechanism positions corresponding to each functional module in a human-computer interface, and the debugging and the use are inconvenient.

Disclosure of Invention

The invention aims to provide an automatic taking, cutting and feeding mechanism for lithium battery tab protection sheets, which solves the problems that a plurality of power combinations such as a plurality of cylinders, motors and the like are adopted in most of the current industry, work pieces are split from each procedure between material preparation and throwing, each mechanism is controlled by a PLC to be sequentially executed, and finally the work pieces are taken after being linked up, the programming workload of the mechanism is large, circuits and gas paths are numerous, the production speed of each mechanism is troublesome to adjust, and operators are required to be familiar with the mechanism positions corresponding to each functional module in a man-machine interface, so that the debugging and the use are inconvenient.

In order to solve the problems, the invention provides a technical scheme that:

the utility model provides an automatic material cutting feeding mechanism of getting of lithium cell tab protection piece, includes the device main part, fixedly mounted has storage mechanism in the frame of device main part, install transition mechanism between storage mechanism and the feed divider, install hold-down mechanism between feed divider and the correction mechanism, install traction mechanism between correction mechanism and the guiding mechanism, install between guiding mechanism and the delivery mechanism and cut out the mechanism, install the mechanism of rectifying between delivery mechanism and the positioning mechanism, install drive mechanism in the frame, storage mechanism includes the charging tray and installs outer loop, the inner ring in the charging tray both sides, install the storage roller bearing on outer loop and the inner ring, transition mechanism includes transition roller bearing and the cylinder of transition roller bearing installation, the hold-down mechanism includes the pinch roller, the pinch roller is connected with the floating seat through holding-down adjustment screw and mounting plate installation, install buffer spring on the pinch roller seat, traction mechanism includes the pinch roller at the pinch roller top with install the positioning mechanism between delivery mechanism and the positioning mechanism, the pinch roller is connected with the pinch roller seat through the pinch roller seat, the pinch roller seat is connected with the guide holder through the pinch roller seat.

Preferably, the material distributing mechanism comprises a first plane grooved pulley and a second plane grooved pulley, the first plane grooved pulley and the second plane grooved pulley are connected through a follower, the second plane grooved pulley is connected with the material distributing wheel through a clamping seat, and the first plane grooved pulley is connected with the material distributing roller.

Preferably, the cutting mechanism comprises an upper cutter and a lower cutter, the upper cutter is mounted with a connecting block through a sliding block, the connecting block is connected with a first adjustable cam through a joint bearing, the first adjustable cam is connected with a cutting roller, and a guide assembly is mounted on the lower cutter.

Preferably, the feeding mechanism comprises a first disc cam and a second disc cam, the first disc cam is connected with the feeding roller, the first cam follower is installed at the top of the first disc cam, the first cam follower is installed on the connecting plate, a linear bearing is installed at the bottom of the connecting plate, a horizontal guide rail is installed on the connecting plate, a horizontal sliding seat is slidably installed on the horizontal guide rail, a feeding sucker is installed at the bottom of the horizontal sliding seat, a first discharging groove and a second discharging groove are formed in two sides of the horizontal sliding seat, one end of the horizontal sliding seat is connected with a vertical sliding block on a vertical guide rail through a connecting rod, the second disc cam is slidably installed on the vertical guide rail, and a discharging box is arranged at one end of the horizontal sliding seat.

Preferably, the straightening mechanism comprises a second adjustable cam, a spiral gear and a straightening roller are arranged on the second adjustable cam, the bottom of the second adjustable cam is connected with a connecting seat through a straightening bearing, the connecting seat is in sliding connection with a straightening guide rail I and a straightening guide rail II on a swinging block, a straightening sucker is arranged at the bottom of the swinging block, and the straightening guide rail I and the straightening guide rail II are connected with a straightening support seat through support columns.

Preferably, the correction mechanism comprises a mounting plate and a supporting seat arranged on one side of the mounting plate, a correction guide rail is arranged on the supporting seat, and a correction bearing and a guide block are arranged on the mounting plate.

Preferably, the positioning mechanism comprises a positioning jig and an inductor arranged on one side of the positioning jig through an inductor bracket, and the bottom of the positioning jig is provided with an air claw.

Preferably, the transmission mechanism comprises a power mechanism and a tensioning mechanism connected with the power mechanism, and the power mechanism is in transmission connection with the storage roller, the transition roller, the distributing roller, the traction roller, the cutting roller, the sending roller and the straightening roller through synchronous belts.

The invention has the beneficial effects that:

the automatic material taking, cutting and feeding mechanism for the tab protection sheet of the lithium battery realizes continuous uninterrupted material preparation of the tab protection sheet in the production process, can adjust the production beat by one key, and single power drives each mechanism to operate, so that the PLC output point and the circuit and gas circuit installation workload are reduced, the programming and debugging period is shortened, the noise brought by the pneumatic executive component during working is reduced, the man-machine interface operation difficulty is reduced, the misoperation is effectively reduced, the production efficiency is improved, and the beneficial promotion is made for the power battery manufacture of the whole lithium battery industry.

Drawings

For ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic diagram of a storage mechanism according to the present invention;

FIG. 3 is a schematic view of a transition mechanism according to the present invention;

FIG. 4 is a schematic structural view of a material distributing mechanism according to the present invention;

FIG. 5 is a schematic view of the compressing mechanism of the present invention;

FIG. 6 is a schematic diagram of a calibration mechanism according to the present invention;

FIG. 7 is a schematic diagram of the traction mechanism of the present invention;

FIG. 8 is a schematic view of the guide mechanism of the present invention;

FIG. 9 is a schematic view of a cutting mechanism according to the present invention;

FIG. 10 is a schematic view of the structure of the feeding mechanism of the present invention;

FIG. 11 is a schematic diagram of the alignment mechanism of the present invention;

FIG. 12 is a schematic view of a positioning mechanism according to the present invention;

FIG. 13 is a schematic view of the transmission mechanism of the present invention;

fig. 14 is a top view of the transmission mechanism of the present invention.

In the figure: 1. a device body; 2. a frame; 3. a storage mechanism; 31. a material tray; 32. an outer ring; 33. an inner ring; 34. a storage roller; 4. a transition mechanism; 41. a transition roller; 42. a roller; 5. a material distributing mechanism; 51. a plane grooved wheel I; 52. plane grooved pulley II; 53. a follower; 54. a clamping seat; 55. a material distributing wheel; 56. a material distributing roller; 6. a compressing mechanism; 61. a pinch roller; 62. a support shaft; 63. a floating seat; 64. compressing the adjusting screw; 65. a mounting base plate; 66. a buffer spring; 7. a correction mechanism; 71. a mounting plate; 72. a support base; 73. correcting the guide rail; 74. correcting a bearing; 75. a guide block; 8. a traction mechanism; 81. a traction wheel; 82. a pressing roller; 83. traction roller; 84. a pinch roller seat; 85. a tension spring; 9. a guide mechanism; 91. a guide support seat; 92. a guide groove; 10. a cutting mechanism; 101. an upper cutter; 102. a lower cutter; 103. a sliding block; 104. a connecting block; 105. a knuckle bearing; 106. a first adjustable cam; 107. cutting a roller; 108. a guide assembly; 11. a feed-out mechanism; 111. a first disc cam; 112. a second disc cam; 113. a roller is sent out; 114. a cam follower I; 115. a connecting plate; 116. a linear bearing; 117. a horizontal guide rail; 118. a horizontal sliding seat; 119. feeding out the sucking disc; 1110. a discharge chute I; 1111. a second discharging groove; 1112. a discharging box; 1113. a vertical slider; 1114. a vertical guide rail; 1115. a connecting rod; 1116. a vertical sliding seat; 12. a centering mechanism; 121. a second adjustable cam; 122. a helical gear; 123. setting up the rolling shaft; 124. setting up the bearing; 125. a connecting seat; 126. a swinging block; 127. straightening the first guide rail; 128. straightening a second guide rail; 129. setting up the suction cup; 1210. a support column; 1211. setting up the supporting seat; 13. a positioning mechanism; 131. positioning jig; 132. an inductor support; 133. an inductor; 134. a gas claw; 14. a transmission mechanism; 141. a power mechanism; 142. a tensioning mechanism.

Detailed Description

As shown in fig. 1-14, the present embodiment adopts the following technical scheme: the automatic material taking, cutting and feeding mechanism for the lithium battery tab protection sheets comprises a device main body 1, a material storage mechanism 3 is fixedly arranged on a frame 2 of the device main body 1, a transition mechanism 4 is arranged between the material storage mechanism 3 and a material distribution mechanism 5, a pressing mechanism 6 is arranged between the material distribution mechanism 5 and a correction mechanism 7, a traction mechanism 8 is arranged between the correction mechanism 7 and a guide mechanism 9, a cutting mechanism 10 is arranged between the guide mechanism 9 and a feeding mechanism 11, a straightening mechanism 12 is arranged between the feeding mechanism 11 and a positioning mechanism 13, a transmission mechanism 14 is arranged on the frame 2, the material storage mechanism 3 comprises a material disc 31, an outer ring 32 and an inner ring 33 which are arranged on two sides of the material disc 31, a material storage roller 34 is arranged on the outer ring 32 and the inner ring 33, the transition mechanism 4 comprises a transition roller 41 and a pressing wheel 42 which is arranged with the transition roller 41, the pressing mechanism 6 comprises a pressing wheel 61, the pressing wheel 61 is connected with a floating seat 63 through a supporting shaft 62, the floating seat 63 is connected with a bottom plate 65 through a pressing adjusting mechanism 65, a buffer roller 66 is arranged on the top of the floating seat, a buffer roller 8 is arranged on the top of the floating seat, a pressing seat 82 is connected with a top of the traction mechanism through a clamping screw 82, a maximum speed of the traction mechanism is arranged at the top of the maximum speed of the traction mechanism, a high speed is achieved, a material drawing roller 81 is achieved by a high speed, a material taking and a high speed is ensured, a material is achieved by a material 81, and a high speed is achieved by a high speed, and a material is achieved by a high speed is achieved by a material from a material taking and is 81, and is guaranteed, and is achieved by a high speed, and is achieved by has a high quality, and is achieved. The guide mechanism 9 includes a guide support seat 91 and a guide groove 92 mounted on the guide support seat 91.

The material distributing mechanism 5 comprises a first plane grooved pulley 51 and a second plane grooved pulley 52, the first plane grooved pulley 51 and the second plane grooved pulley 52 are connected through a follower 53, the second plane grooved pulley 52 is connected with a material distributing wheel 55 through a clamping seat 54, the first plane grooved pulley 51 is connected with a material distributing roller 56, intermittent feeding can be achieved, when the whole mechanism continuously operates, 1/4 time in one period is feeding time, and the rest time is used for achieving actions such as cutting, shaping and feeding.

The cutting mechanism 10 comprises an upper cutter 101 and a lower cutter 102, the upper cutter 101 is installed with a connecting block 104 through a sliding block 103, the connecting block 104 is connected with a first adjustable cam 106 through a joint bearing 105, the first adjustable cam 106 is connected with a cutting roller 107, a guide component 108 is installed on the lower cutter 102, the cutting mechanism 10 is driven by the cam to execute the action, when the material distributing mechanism 5 completes a periodical action, the cutting mechanism 10 can execute cutting, and then returns to the initial position to wait for the next material.

The feeding mechanism 11 comprises a first disc cam 111 and a second disc cam 112, the first disc cam 111 is connected with a feeding roller 113, a first cam follower 114 is installed at the top of the first disc cam 111, the first cam follower 114 is installed on a connecting plate 115, a linear bearing 116 is installed at the bottom of the connecting plate 115, a horizontal guide rail 117 is installed on the connecting plate 115, a horizontal sliding seat 118 is installed on the horizontal guide rail 117 in a sliding mode, a feeding sucker 119 is installed at the bottom of the horizontal sliding seat 118, a first discharging chute 1110 and a second discharging chute 1111 are arranged on two sides of the horizontal sliding seat 118, one end of the horizontal sliding seat 118 is connected with a vertical sliding block 1113 on a vertical guide rail 1114 through a connecting rod 1115, the second disc cam 112 is installed on one end of the horizontal sliding seat 118 in a sliding mode, two disc cams are driven by the same shaft, one disc cam realizes the vertical movement of the feeding sucker 119, the other disc cam realizes the horizontal movement of the feeding sucker 119, and when the horizontal sliding seat 117 continuously operates, the feeding sucker 1110 is continuously moved up to the second discharging chute 1111, and then the feeding sucker 1111 is not moved up to the second discharging chute 1111, and then the feeding material is not moved up to the second discharging chute 1111.

The aligning mechanism 12 comprises a second adjustable cam 121, a spiral gear 122 and an aligning roller 123 are mounted on the second adjustable cam 121, the bottom of the second adjustable cam 121 is connected with a connecting seat 125 through an aligning bearing 124, the connecting seat 125 is in sliding connection with an aligning guide rail I127 and an aligning guide rail II 128 on an oscillating block 126, an aligning suction cup 129 is mounted at the bottom of the oscillating block 126, and the aligning guide rail I127 and the aligning guide rail II 128 are connected with an aligning support 1211 through a supporting column 1210, so that the material is taken to the positioning mechanism 13, and meanwhile, a workpiece can be put in by 90 degrees.

The correction mechanism 7 comprises a mounting plate 71 and a supporting seat 72 arranged on one side of the mounting plate 71, a correction guide rail 73 is arranged on the supporting seat 72, a correction bearing 74 and a guide block 75 are arranged on the mounting plate 71, the correction bearing 74 is pushed to be pressed down, and the lug protection sheet overcomes self elastic deformation due to the two-sided cyclic stress shaping of the correction bearing 74, so that materials sent out by the material distributing mechanism 5 are corrected.

The positioning mechanism 13 comprises a positioning jig 131 and an inductor 133 arranged on one side of the positioning jig 131 through an inductor bracket 132, an air claw 134 is arranged at the bottom of the positioning jig 131, and the air claw 134 drives the surrounding positioning jigs 131 to act simultaneously, so that the positioning of the tab protection sheets is realized, and the material is to be taken.

The driving mechanism 14 comprises a driving mechanism 141 and a tensioning mechanism 142 connected with the driving mechanism 141, the driving mechanism 141 is in driving connection with the storage roller 34, the transition roller 41, the distributing roller 56, the traction roller 83, the cutting roller 107, the sending roller 113 and the straightening roller 123 through a synchronous belt, a servo motor passes through a speed reducer to drive a synchronous wheel to drive the synchronous belt to transmit power, each independent sub-mechanism inputs power by means of the corresponding synchronous wheel, the servo motor ensures the running speed and the stopping precision, and one tab protection sheet to be taken is sent out every turn.

The use state of the invention is as follows: the material is led out from the material storage mechanism 3, is conveyed to the material distribution mechanism 5 through the transition mechanism 4 to intermittently take materials, is shaped through the correction mechanism 6, is continuously taken under the traction of the traction mechanism 8, is guided to the cutting mechanism 10 through the guide mechanism 9 to cut, is taken to the discharging groove through the discharging mechanism 11 after being cut, is taken to the positioning mechanism 13 through the straightening mechanism 12, is shaped and is to be taken, the lithium battery tab protection sheet is automatically taken to the positioning mechanism 13, is cut into the material feeding mechanism, continuous material preparation of the tab protection sheet in the production process is realized, the production takt can be adjusted by one key, single power drives each mechanism to operate, the PLC output point and the circuit and gas circuit installation workload are reduced, the programming and debugging period is shortened, the noise caused by the operation of the pneumatic executive component is reduced, the operation difficulty of a man-machine interface is reduced, the misoperation is effectively reduced, the production efficiency is improved, and the beneficial promotion is made to the power battery manufacture of the whole lithium battery industry.

While the basic principles and main features of the present invention and advantages of the present invention have been shown and described, it will be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, which are described in the foregoing specification merely illustrate the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined in the appended claims and their equivalents.

Claims

1. Automatic material cutting feeding mechanism of getting of lithium cell utmost point ear protection piece, including device main part (1), its characterized in that: the device comprises a frame (2) of a device main body (1), a material storage mechanism (3) is fixedly arranged on the frame (2), a transition mechanism (4) is arranged between the material storage mechanism (3) and a material distribution mechanism (5), a pressing mechanism (6) is arranged between the material distribution mechanism (5) and a correction mechanism (7), a traction mechanism (8) is arranged between the correction mechanism (7) and a guide mechanism (9), a cutting mechanism (10) is arranged between the guide mechanism (9) and a delivery mechanism (11), a straightening mechanism (12) is arranged between the delivery mechanism (11) and a positioning mechanism (13), a transmission mechanism (14) is arranged on the frame (2), the material storage mechanism (3) comprises a material disc (31) and an outer ring (32) and an inner ring (33) which are arranged on two sides of the material disc (31), the transition mechanism (4) comprises a transition roller (41) and a roller (42) which is arranged on the transition roller (33), the pressing mechanism (6) comprises a floating roller (61) and a pressing seat (61) which is connected with a pressing seat (61), the floating seat (63) is installed with the installation bottom plate (65) through a compression adjusting screw (64), a buffer spring (66) is installed on the compression adjusting screw (64), the traction mechanism (8) comprises a traction wheel (81) and a compression roller (82) installed at the top of the traction wheel (81), the traction wheel (81) is connected with a traction roller (83), the compression roller (82) is connected with a tension spring (85) through a pinch roller seat (84), and the guide mechanism (9) comprises a guide supporting seat (91) and a guide groove (92) installed on the guide supporting seat (91).

2. The automatic material taking, cutting and feeding mechanism for lithium battery tab protection sheets according to claim 1, wherein the automatic material taking, cutting and feeding mechanism is characterized in that: the material distributing mechanism (5) comprises a first plane grooved pulley (51) and a second plane grooved pulley (52), the first plane grooved pulley (51) and the second plane grooved pulley (52) are connected through a follower (53), the second plane grooved pulley (52) is connected with a material distributing wheel (55) through a clamping seat (54), and the first plane grooved pulley (51) is connected with a material distributing roller (56).

3. The automatic material taking, cutting and feeding mechanism for lithium battery tab protection sheets according to claim 1, wherein the automatic material taking, cutting and feeding mechanism is characterized in that: the cutting mechanism (10) comprises an upper cutter (101) and a lower cutter (102), the upper cutter (101) is mounted with a connecting block (104) through a sliding block (103), the connecting block (104) is connected with a first adjustable cam (106) through a joint bearing (105), the first adjustable cam (106) is connected with a cutting roller (107), and a guide assembly (108) is mounted on the lower cutter (102).

4. The automatic material taking, cutting and feeding mechanism for lithium battery tab protection sheets according to claim 1, wherein the automatic material taking, cutting and feeding mechanism is characterized in that: the feeding mechanism (11) comprises a first disc-shaped cam (111) and a second disc-shaped cam (112), the first disc-shaped cam (111) is connected with a feeding roller (113), a first cam follower (114) is arranged at the top of the first disc-shaped cam (111), the first cam follower (114) is arranged on a connecting plate (115), a linear bearing (116) is arranged at the bottom of the connecting plate (115), a horizontal guide rail (117) is arranged on the connecting plate (115), a horizontal sliding seat (118) is arranged on the horizontal guide rail (117) in a sliding manner, a feeding sucker (119) is arranged at the bottom of the horizontal sliding seat (118), a first discharging groove (1110) and a second discharging groove (1111) are arranged at two sides of the horizontal sliding seat (118), one end of the horizontal sliding seat (118) is connected with a vertical sliding block (1113) on a vertical guide rail (1114), and a second disc-shaped cam (112) is arranged on the vertical guide rail (1114) in a sliding manner, and a discharging box (1112) is arranged at one end of the horizontal sliding seat (118).

5. The automatic material taking, cutting and feeding mechanism for lithium battery tab protection sheets according to claim 1, wherein the automatic material taking, cutting and feeding mechanism is characterized in that: the utility model discloses a swing mechanism, including swing mechanism (12), including adjustable cam (121) of second, install helical gear (122) and centering roller (123) on the adjustable cam of second (121), the bottom of adjustable cam of second (121) is connected with connecting seat (125) through centering bearing (124), connecting seat (125) are with the first (127) of centering guide rail and the second (128) sliding connection of centering guide rail on swing block (126), swing sucking disc (129) are installed to the bottom of swing block (126), first (127) of centering guide rail and second (128) of centering guide rail are connected with the supporting seat (1211) of centering through support column (1210).

6. The automatic material taking, cutting and feeding mechanism for lithium battery tab protection sheets according to claim 1, wherein the automatic material taking, cutting and feeding mechanism is characterized in that: the correction mechanism (7) comprises a mounting plate (71) and a supporting seat (72) arranged on one side of the mounting plate (71), a correction guide rail (73) is arranged on the supporting seat (72), and a correction bearing (74) and a guide block (75) are arranged on the mounting plate (71).

7. The automatic material taking, cutting and feeding mechanism for lithium battery tab protection sheets according to claim 1, wherein the automatic material taking, cutting and feeding mechanism is characterized in that: the positioning mechanism (13) comprises a positioning jig (131) and an inductor (133) arranged on one side of the positioning jig (131) through an inductor bracket (132), and an air claw (134) is arranged at the bottom of the positioning jig (131).

8. The automatic material taking, cutting and feeding mechanism for lithium battery tab protection sheets according to claim 1, wherein the automatic material taking, cutting and feeding mechanism is characterized in that: the transmission mechanism (14) comprises a power mechanism (141) and a tensioning mechanism (142) connected with the power mechanism (141), wherein the power mechanism (141) is in transmission connection with the storage roller (34), the transition roller (41), the distribution roller (56), the traction roller (83), the cutting roller (107), the sending-out roller (113) and the straightening roller (123) through synchronous belts.