CN117798683A - Square lithium battery tab bending, shaping and cutting integrated machine - Google Patents
Square lithium battery tab bending, shaping and cutting integrated machine Download PDFInfo
- Publication number
- CN117798683A CN117798683A CN202410231573.9A CN202410231573A CN117798683A CN 117798683 A CN117798683 A CN 117798683A CN 202410231573 A CN202410231573 A CN 202410231573A CN 117798683 A CN117798683 A CN 117798683A
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- bending
- guide groove
- lithium battery
- leveling
- square lithium
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- 238000005452 bending Methods 0.000 title claims abstract description 134
- 238000005520 cutting process Methods 0.000 title claims abstract description 71
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 69
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 69
- 238000007493 shaping process Methods 0.000 title claims abstract description 36
- 238000003825 pressing Methods 0.000 claims abstract description 17
- 239000002699 waste material Substances 0.000 claims description 24
- 230000009471 action Effects 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000007306 turnover Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000001514 detection method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000003475 lamination Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The invention relates to a bending, shaping and cutting all-in-one machine for square lithium battery lugs, which comprises a bracket, a product seat, a moving plate and a driving cylinder, wherein the moving plate and the driving cylinder are connected to the bracket in a left-right moving way, a vertical guide rail is arranged on the bracket, the rear side of the vertical sliding block on the vertical guide rail is connected with a guide pillar, a guide groove formed by combining a horizontal section and an inclined section is formed in the moving plate, the guide pillar is slidably embedded in the guide groove, at least three vertical sliding blocks are respectively connected with a flattening and bending base, a flattening and bending pressing plate and a cutting knife, when the driving cylinder drives the moving plate to move leftwards or rightwards, the vertical sliding block can slide up and down through the sliding of the guide pillar in the guide groove, the flattening and bending pressing plate is driven to move upwards and downwards, the lug of the square lithium battery above the product seat is clamped, the cutting knife can be driven to move downwards, and the lug is cut.
Description
Technical Field
The invention belongs to the technical field of lithium battery manufacturing, and particularly relates to a bending, shaping and cutting integrated machine for square lithium battery lugs.
Background
The lithium battery can be generally divided into three types of square lithium batteries, cylindrical lithium batteries and button lithium batteries according to the appearance, the square lithium batteries do not need to adopt stainless steel with higher strength as a shell, the size of the square lithium batteries is far larger than that of the button lithium batteries, and the lithium batteries have the advantages of simple structure, light overall weight, higher energy density and the like, and are widely applied to the fields of electric automobiles, electric bicycles, energy storage modules and the like.
The existing square lithium battery is produced by adopting two processes of winding and lamination, and comprises a shell, winding or lamination pole pieces arranged in the shell, and pole lugs connected with the pole pieces and extending out of the shell, wherein the pole lugs are used for connecting an electric appliance or a charger so as to realize charging and discharging of the square lithium battery, and the shapes, flatness and lengths of the pole lugs extending out of the shell are inconsistent due to fluctuation of the lengths of the pole lugs and the positions of the pole lugs on the pole pieces.
In order to solve this problem, most of the existing production lines of square lithium batteries introduce devices for bending, shaping and cutting the tabs, but most of such devices have single devices, such as those disclosed in chinese patent CN110937449A, CN219597786U, CN203232922U, CN208014814U, CN102873390B, CN111129418B, and some lithium battery production lines integrating the above devices together, such as those disclosed in chinese patent CN2055018948U, CN114614035A, CN206619658U, but these production lines generally have the above single devices disposed on one side of a lithium battery conveying channel or outside a turntable, and by moving the positions of the lithium batteries, the single devices intersect with each single device, so as to realize bending, shaping and cutting of the tabs, and this method has at least the following problems:
1. the lithium battery is driven to move by arranging special conveying tracks or rotating discs and other structures, and special clamps are arranged on the structures to fix the lithium battery, so that the whole production line is large in size and low in space utilization rate.
2. The lithium battery is complex in structure because a plurality of groups of power sources are required to be arranged for driving, and a plurality of groups of sensors are required to be arranged for detecting whether the bending, shaping and cutting actions are completed in place or not and whether the position of the lithium battery is moved in place or not.
3. The control center needs to judge according to the detection results of the sensors, and then sends out a next instruction, and when a certain sensor is loose in position, poor in contact or detection failure occurs, the alarm is caused, the production efficiency is reduced, or the consistency of products is affected, and the control logic is complex.
Disclosure of Invention
The invention aims to overcome one or more defects in the prior art and provides a square lithium battery tab bending, shaping and cutting integrated machine which is small in size, simple in structure and control logic, high in production efficiency and good in product consistency.
In order to achieve the above purpose, the technical scheme adopted by the invention is that the square lithium battery tab bending, shaping and cutting integrated machine comprises:
the support is in a shape of a Chinese character kou, and the plane where the support is positioned extends along the left-right direction;
the product seat is used for fixing the square lithium battery, the product seat is positioned on one side of the bracket, and the lugs of the square lithium battery extend towards the direction where the bracket is positioned;
the moving plate is connected to the bracket in a left-right movable manner;
the driving cylinder is used for driving the moving plate to move left and right;
the support is provided with a vertical guide rail, a vertical sliding block capable of sliding up and down is arranged on the vertical guide rail, the rear side of the vertical sliding block is connected with a guide pillar, the moving plate is provided with a guide groove penetrating through the moving plate along the front-back direction, the guide groove is formed by combining a horizontal section extending along the left-right direction and an inclined section extending upwards or downwards in an inclined manner, and the guide pillar is slidably embedded in the guide groove;
the vertical sliding blocks are arranged at least in a three-piece mode and are arranged at intervals from bottom to top, the front sides of the three vertical sliding blocks are respectively connected with a flattening bending base, a flattening bending pressing plate and a cutting knife, when the driving cylinder drives the moving plate to move leftwards or rightwards, the guide posts can slide in the guide grooves, the vertical sliding blocks slide up and down, the flattening bending base is driven to move upwards, the flattening bending pressing plate is driven to move downwards, the lug is bent and flattened, the lug is clamped, the cutting knife can be driven to move downwards, and the lug is cut.
Preferably, the vertical sliding block comprises a first sliding block, a second sliding block and a third sliding block which are arranged at intervals from bottom to top, the first sliding block is connected with the leveling bending base, the second sliding block is connected with the cutting knife, and the third sliding block is connected with the leveling bending pressing plate; the guide grooves comprise a first guide groove corresponding to the first sliding block, a second guide groove corresponding to the second sliding block and a third guide groove corresponding to the third sliding block, two end parts of the first guide groove, the second guide groove and the third guide groove are flush in the left-right direction, an inclined section of the first guide groove is connected to the left end part of the horizontal section and extends obliquely leftwards and downwards, an inclined section of the second guide groove is connected to the right end part of the horizontal section and extends obliquely rightwards and downwards, and an inclined section of the third guide groove is connected to the left end part of the horizontal section and extends obliquely leftwards and upwards.
Further preferably, the inclination angle of the first guide groove inclination section, the second guide groove inclination section, and the third guide groove inclination section is 25 ° to 40 °, and the inclination angle of the first guide groove inclination section is smaller than the inclination angle of the third guide groove inclination section and smaller than the inclination angle of the second guide groove inclination section.
Further preferably, the joint of the horizontal section and the inclined section of the guide groove is an action point, the action point of the third guide groove is located at the left side of the action point of the first guide groove, and the action point of the first guide groove is located at the left side of the action point of the second guide groove.
Preferably, the square lithium battery tab bending, shaping and cutting integrated machine further comprises a guide post frame, and the guide post is arranged on the rear surface of the guide post frame and extends backwards.
Further preferably, the rear end portion of the guide post has a rotatable bearing slidably fitted in the guide groove, and an upper side wall or a lower side wall of the guide groove is in contact with an outer circumferential surface of the bearing when the driving cylinder is operated.
Preferably, the leveling bending base comprises a body, a leveling bending top plate and a waste material guiding pipe, wherein the rear side surface of the body is connected with the vertical sliding block, a backward extending avoiding groove is formed in the front side surface of the body, the avoiding groove is positioned right below the cutting knife, and the groove width and the groove depth of the avoiding groove are matched with those of the cutting knife; the leveling bending top plate is connected to the front side surface of the body and seals the front opening of the avoidance groove, the upper surface of the leveling bending top plate is provided with tab leveling grooves and bending steps, the tab leveling grooves are formed in the step surfaces of the bending steps, and at least two tab leveling grooves are arranged at intervals along the left-right direction; the waste material delivery pipe is in a square rounding joint shape with a round upper part and a round lower part, and is connected to the bottom of the body and covers the lower opening of the avoidance groove.
Further preferably, the lower surface of the leveling bending top plate is also provided with the tab leveling groove and the bending step.
Preferably, the leveling and bending press plate extends along the up-down direction, the rear side of the leveling and bending press plate is connected with the vertical sliding block through a supporting frame, and the bottom of the leveling and bending press plate is connected with a detachable leveling and bending elbow.
Further preferably, the leveling bending pressing plate is connected to the supporting frame in a manner of up-and-down moving, supporting lugs protruding outwards are arranged on two side faces of the leveling bending pressing plate, a spiral positioning push rod is connected to the supporting frame, and the lower end portion of the spiral positioning push rod abuts against the supporting lugs.
Preferably, the upper part and the lower part of the bracket are respectively fixed with a horizontal sliding block, the front side surface of the moving plate is provided with a horizontal sliding rail extending along the left-right direction, and the horizontal sliding blocks are sleeved on the horizontal sliding rail.
Preferably, the cylinder body of the driving cylinder is fixedly connected to the bracket, and the end part of the cylinder rod of the driving cylinder is connected with a transmission plate arranged on the left side surface or the right side surface of the moving plate.
Preferably, the square lithium battery tab bending, shaping and cutting all-in-one machine further comprises a base, wherein the base is provided with a bottom plate extending along the horizontal direction and supporting blocks connected to the left side and the right side of the lower surface of the bottom plate and extending downwards, and the support and the product seat are arranged on the bottom plate.
Further preferably, the base further comprises a waste box which is arranged below the bottom plate in a drawable manner, and the waste box is used for collecting tab waste cut by the cutting knife.
Preferably, the product seat comprises a seat body and a cover plate, wherein a product groove for accommodating the square lithium battery is formed in the upper surface of the seat body, the cover plate can be connected to the seat body in a turnover buckling manner, and the cover plate is used for propping against the square lithium battery placed in the product groove.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
through setting up vertical guide rail on the support to connect flattening base, flattening clamp plate and cutting knife of bending respectively through three vertical slider on the vertical guide rail, connect the guide pillar at vertical slide rail rear side, set up the guide slot on the movable plate that can control the removal about, make the guide slot constitute by horizontal segment and slope section, make the guide pillar slidable inlay establish in the guide slot, when driving the cylinder and driving the movable plate and remove left or right, can drive flattening base of bending through the cooperation of guide slot, the guide pillar, flattening roof of bending, cutting knife reciprocates, thereby carry out flattening, bend and cut the operation to the tab, in-process, square lithium cell need not the shift position, need not to set up special conveying track or carousel isotructure, can reduce the volume by a wide margin, simultaneously, can control the order and the opportunity of bending the base of bending, flattening roof of bending, cutting knife reciprocates through the guide pillar in the guide slot, only need one power source drive can, the structure is simple, high production efficiency, the product uniformity is good.
Drawings
Fig. 1 is a schematic front view of a preferred embodiment of the present invention.
Fig. 2 is a front isometric view of fig. 1.
Fig. 3 is a schematic view of fig. 2 with the product holder removed.
Fig. 4 is a rear isometric view of fig. 1.
Fig. 5 is a schematic view of fig. 4 with the mobile plate removed.
Fig. 6 is a left-side view of fig. 1, in which the tab is initially bent, shaped and cut.
Fig. 7 is a schematic left view of fig. 1, in which the leveling bending press plate contacts the tab during the bending, shaping and cutting process of the tab.
Fig. 8 is a schematic left view of fig. 1, at this time, in a state in which the lug is bent, shaped and cut, and the lug is clamped by the flattening bending base and the flattening bending pressing plate to be bent and flattened.
Fig. 9 is a left side view of fig. 1, in which the cutting blade starts to move downward during the bending, shaping and cutting process of the tab.
Fig. 10 is a schematic left view of fig. 1, at this time, in a state that a cutting knife cuts a tab in a process of bending, shaping and cutting the tab, for convenience of observation, a square lithium battery is omitted in fig. 10.
Fig. 11 is a schematic rear view of fig. 1 in the state of fig. 6.
Fig. 12 is a schematic rear view of fig. 1 in the state of fig. 7.
Fig. 13 is a schematic rear view of fig. 1 in the state of fig. 8.
Fig. 14 is a schematic rear view of fig. 1 in the state of fig. 9.
Fig. 15 is a schematic rear view of fig. 1 in the state of fig. 10.
Wherein: 10. a bracket; 11. a vertical guide rail; 111. a vertical guide rail support plate; 121. a first slider; 122. a second slider; 123. a third slider; 13. a horizontal slider; 20. a product seat; 21. a lithium battery; 211. a tab; 22. a base; 23. a cover plate; 231. a magnet; 30. a moving plate; 31. a first guide groove; 311. a first channel sloping section; 312. a first channel horizontal section; 32. a second guide groove; 321. a second channel inclined section; 322. a second channel horizontal section; 33. a third guide groove; 331. a third channel inclined section; 332. a third channel horizontal section; 34. a horizontal slide rail; 35. a drive plate; 40. a moving cylinder; 41. a cylinder; 42. a cylinder rod; 51. leveling the bending base; 511. a body; 512. leveling the bending top plate; 513. a waste delivery tube; 514. an avoidance groove; 515. a lug leveling groove; 516. bending the step; 52. leveling and bending the pressing plate; 521. a support frame; 522. leveling the bent head; 523. a support lug; 524. spiral positioning push rod; 53. a cutting knife; 531. a tool apron; 61. a first guide post frame; 611. a first guide post; 62. a second guide post frame; 621. a second guide post; 63. a third guide post frame; 631. a third guide post; 70. a base; 71. a bottom plate; 711. a waste stream outlet; 72. a support block; 73. a waste bin; 80. and a manual controller.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the attached drawings so that the advantages and features of the present invention will be more readily understood by those skilled in the art.
The right-left and up-down directions described in the present invention are the right-left and up-down directions in fig. 1, and the front-back directions described in the present invention are the right-left directions in fig. 6 to 10.
As shown in fig. 1 to 15, the bending, shaping and cutting integrated machine for square lithium battery tabs provided by the invention comprises: the device comprises a bracket 10, a product seat 20, a moving plate 30 and a moving cylinder 40, wherein the bracket 10 is in a shape of a Chinese character kou, and a plane on which the bracket 10 is positioned extends along the left-right direction; the product seat 20 is used for fixing the square lithium battery 21, the product seat 20 is positioned at the front side of the bracket 10, and the tab 211 of the square lithium battery 21 extends towards the direction (backward) where the bracket 10 is positioned; the moving plate 30 is connected to the bracket 10 so as to be movable left and right; the driving cylinder 40 is used for driving the moving plate 30 to move left and right; specifically, a vertical guide rail 11 is arranged on the bracket 10, a vertical sliding block capable of sliding up and down is arranged on the vertical guide rail 11, a guide pillar is connected to the rear side of the vertical sliding block, a guide groove penetrating through the moving plate 30 along the front-back direction is formed in the moving plate 30, the guide groove is formed by combining a horizontal section extending along the left-right direction and an inclined section extending upwards or downwards in an inclined manner, and the guide pillar is slidably embedded in the guide groove; the three vertical sliding blocks are respectively a first sliding block 121, a second sliding block 122 and a third sliding block 123 which are arranged at intervals from bottom to top, the front side of the first sliding block 121 is connected with a leveling bending base 51, the front side of the second sliding block 122 is connected with a leveling bending pressing plate 52, and the front side of the third sliding block 123 is connected with a cutting knife 53; the guide grooves comprise a first guide groove 31 corresponding to the first sliding block 121, a second guide groove 32 corresponding to the second sliding block 122 and a third guide groove 33 corresponding to the third sliding block 123, two end parts of the first guide groove 31, the second guide groove 32 and the third guide groove 33 are flush, when the driving cylinder 40 drives the moving plate 30 to move leftwards, the first sliding block 121, the second sliding block 122 and the third sliding block 123 can slide upwards and downwards through sliding of guide columns in the guide grooves, the leveling bending base 51 is driven to move upwards, the leveling bending pressing plate 52 is driven to move downwards, the lugs 211 of the square lithium battery 21 are bent and leveled and clamped by the lugs 211 after being folded and leveled, and the cutting knife 53 can be driven to move downwards to cut the lugs 211 in a clamping state; thereby completing the bending, leveling and cutting operation of the lug 211 of the square lithium battery 21.
In the process of bending, leveling and cutting the tab 211, the square lithium battery 21 does not need to move, does not need to be provided with a special conveying track or a turntable and other structures, can greatly reduce the volume of the integrated machine for bending, shaping and cutting the tab of the square lithium battery, improves the space utilization rate, can control the sequence and the time of the vertical movement of the leveling and bending base 51, the leveling and bending top plate 52 and the cutting knife 53 through the movement of the guide post in the guide slot, does not need to be provided with a plurality of groups of sensors for detection, only needs to be driven by a power source, and has the advantages of compact and simple structure, simple control logic, difficult error, high production efficiency and good product consistency.
In order to realize that when the moving plate 30 moves leftwards, the leveling bending base 51 moves upwards, the leveling bending pressing plate 52 moves downwards, and the cutting knife 53 moves downwards, in this embodiment, the first guide groove inclined section 311 is connected to the left end of the first guide groove horizontal section 312 and extends obliquely leftwards and downwards, the second guide groove inclined section 321 is connected to the right end of the second guide groove horizontal section 322 and extends obliquely rightwards and downwards, and the third guide groove inclined section 331 is connected to the left end of the third guide groove horizontal section 332 and extends obliquely leftwards and upwards.
In this embodiment, when the moving plate 30 moves leftwards, the leveling bending press plate 52 moves in place and contacts with the tab 211, the leveling bending base 51 moves in place again and bends the tab 211 in cooperation with the leveling bending press plate 52, the leveling is clamped and flattened when the tab 211 is bent in place, and the cutting knife 53 moves in place finally to cut the tab 211 after clamping and flattening, so as to realize the sequential and timely control of the movement of the leveling bending base 51, the leveling bending top plate 52 and the cutting knife 53, and ensure the effects of leveling and cutting, the action point of the third guide groove 33 is located at the left side of the action point of the first guide groove 31, the action point of the first guide groove 31 is located at the left side of the action point of the second guide groove 32, the action point refers to the joint part of the horizontal section and the inclined section of the guide groove, and meanwhile, the inclined angle of the first guide groove inclined section 311 is smaller than the inclined angle of the inclined section 331 of the third guide groove inclined section 321, and the inclined angle refers to the acute angle formed between the inclined section and the horizontal plane.
Further, in order to reduce the driving load of the driving cylinder 40 and to reduce the takt time of the bending leveling cut, the inclination angles of the first guide groove inclination section 311, the second guide groove inclination section 321, and the third guide groove inclination section 331 are preferably 25 ° to 40 °, and in this embodiment, the inclination angle of the first guide groove inclination section 311 is 28 °, the inclination angle of the second guide groove inclination section 321 is 39 °, and the inclination angle of the third guide groove inclination section 331 is 34 °.
In this embodiment, in order to conveniently set the vertical guide rail 11, the support 10 is provided with a vertical guide rail supporting plate 111 extending along the up-down direction, meanwhile, in order to conveniently set the guide post, the square lithium battery tab bending, shaping and cutting integrated machine further comprises a guide post frame, the guide post is arranged on the rear surface of the guide post frame and extends backwards, the guide post frame extends along the front-back direction, the guide post frame is a surrounding frame with an opening at the front part, the vertical guide rail supporting plate 111 and the vertical guide rail 11 enter from the opening of the guide post frame and are positioned in the guide post frame, specifically, the guide post frame comprises a first guide post frame 61 corresponding to the first slide block 121, a second guide post frame 62 corresponding to the second slide block 122 and a third guide post frame 63 corresponding to the third slide block 123, two side arms of the first guide post frame 61 are connected on two sides of the bending base 51, a first guide post 611 protruding backwards is connected in the middle of the rear surface of the first guide post frame 61, and the first guide post 611 is slidably embedded in the first guide groove 31; the two side arms of the second guide post frame 62 are connected to two sides of a cutter holder 531 for mounting the cutter 53, the cutter 53 is connected to the second slider 122 through the cutter holder 531, the middle part of the rear surface of the second guide post frame 62 is connected with a second guide post 621 protruding backwards, and the second guide post 621 is slidably embedded in the second guide slot 32; the two side arms of the third guide post frame 63 are connected to two sides of the supporting frame 521 for supporting the leveling bending pressing plate 52, the leveling bending pressing plate 52 is connected to the front side of the supporting frame 521 in a manner of moving up and down, the rear side of the supporting frame 521 is connected to the third slider 123, the middle part of the rear surface of the third guide post frame 63 is connected to a third guide post 631 protruding backward, and the third guide post 631 is slidably embedded in the third guide slot 33.
In order to facilitate the sliding of the guide post in the guide slot, in this embodiment, the rear end portion of the guide post has a rotatable bearing slidably embedded in the guide slot corresponding to the guide post, and when the driving cylinder 40 is operated, the upper side wall or the lower side wall of the guide slot contacts with the outer circumferential surface of the bearing.
In this embodiment, the leveling bending base 51 includes a body 511, a leveling bending top plate 512 and a waste material guiding pipe 513, wherein a rear side surface of the body 511 is connected with a first slider 121, a backward extending avoiding groove 514 is formed in a front side surface of the body 511, the avoiding groove 514 is located under the cutting knife 53, and a groove width and a groove depth of the avoiding groove 514 are matched with those of the cutting knife 53; the leveling bending top plate 512 is connected to the front side surface of the body 511 and seals the front opening of the avoiding groove 514, the upper surface of the leveling bending top plate 512 is provided with lug leveling grooves 515 and bending steps 516, the rear edge of the upper surface of the leveling bending top plate 512 is provided with cutting edges corresponding to the cutting knife 53, the lug leveling grooves 515 are arranged on the horizontal step surface of the bending steps 516 and correspond to the positions of the lugs 211, and the lug leveling grooves 515 are two and are arranged at intervals along the left-right direction; the bending step 516 has three stages, and the lug leveling groove 515 is positioned on the horizontal step surface of the second stage of the bending step 516; the waste material delivery pipe 513 is in a square rounded joint shape with a round upper part and a round lower part, and the waste material delivery pipe 513 is connected to the bottom of the body 511 and covers the lower opening of the escape groove 514.
In order to improve durability, further, the leveling and bending top plate 512 is designed as an up-and-down type, the lower surface of the leveling and bending top plate 512 is also provided with a tab leveling groove 515, a bending step 516 and a cutting edge, and after the tab leveling groove 515 or the bending step 516 or the cutting edge at the upper part is worn, the leveling and bending top plate 512 is turned around up and down, so that the leveling and bending top plate can be continuously used.
In this embodiment, the leveling and bending platen 52 extends along the up-down direction, the rear side of the leveling and bending platen 52 is connected with the third slider 123 through the supporting frame 521, the bottom of the leveling and bending platen 52 is connected with a detachable leveling and bending elbow 522, for convenient adjustment of the bending degree, further, the leveling and bending platen 52 is connected to the supporting frame 521 in a vertically movable manner, two sides of the leveling and bending platen 52 are provided with lugs 523 protruding outwards, the supporting frame 521 is connected with a spiral positioning push rod 524 (same as the spiral head structure of the spiral micrometer), the lower end of the spiral positioning push rod 524 abuts against the lugs 523, and the position of the leveling and bending platen 52 in the up-down direction can be adjusted by rotating the spiral positioning push rod 524.
In the present embodiment, the upper and lower parts of the bracket 10 are respectively fixed with a horizontal sliding block 13, the front side surface of the moving plate 30 is provided with a horizontal sliding rail 34 extending along the left-right direction, and the horizontal sliding block 13 is sleeved on the horizontal sliding rail 34, so that the moving plate 30 can move left and right; for convenience of driving, further, a cylinder body 41 of the driving cylinder 40 is fixedly connected to the bracket 10, and an end of a cylinder rod 42 of the driving cylinder 40 is connected to a driving plate 35 provided at a left side surface of the moving plate 30.
In this embodiment, the integrated machine for bending, shaping and cutting the tab of the square lithium battery further comprises a base 70, the base 70 is provided with a bottom plate 71 extending along the horizontal direction, supporting blocks 72 connected to the left side and the right side of the lower surface of the bottom plate 71 and extending downwards, and a waste box 73, the lower surface of the bottom plate 71 and the surfaces of the opposite sides of the supporting blocks 72 enclose a cavity, the bracket 10 and the product seat 20 are arranged on the bottom plate 71, the waste box 73 is drawably arranged in the cavity below the bottom plate 71, a waste outlet 711 is arranged on the bottom plate 71, the waste outlet 711 is positioned under the opening at the bottom of the waste delivery pipe 513, and the waste box 73 is used for receiving tab waste flowing out from the waste outlet 711.
In this embodiment, the product seat 20 includes a seat body 22 and a cover plate 23, the upper surface of the seat body 22 is provided with a product groove for accommodating the square lithium battery 21, the cover plate 23 is connected to the seat body 22 in a reversible buckling manner, the cover plate 23 abuts against the square lithium battery 21 placed in the product groove through being buckled on the seat body 22, and in order to avoid loosening after buckling the cover plate 23 and facilitate uncovering, taking and placing the square lithium battery 21, further, a magnet 231 for attracting is arranged on the cover plate 23.
For convenient control, the integrated machine for bending, shaping and cutting the electrode lugs of the square lithium battery further comprises a manual controller 80, wherein the manual controller 80 is arranged on the bottom plate 71 and positioned on the right side of the product seat 20, and the manual controller 80 is used for controlling the driving cylinder 40 to act.
The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to enable those skilled in the art to understand the present invention and to implement the same, but are not intended to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (15)
1. A square lithium battery tab bending, shaping and cutting all-in-one machine comprises:
the support is in a shape of a Chinese character kou, and the plane where the support is positioned extends along the left-right direction;
the product seat is used for fixing the square lithium battery, the product seat is positioned on one side of the bracket, and the lugs of the square lithium battery extend towards the direction where the bracket is positioned;
the moving plate is connected to the bracket in a left-right movable manner;
the driving cylinder is used for driving the moving plate to move left and right;
the method is characterized in that:
the support is provided with a vertical guide rail, a vertical sliding block capable of sliding up and down is arranged on the vertical guide rail, the rear side of the vertical sliding block is connected with a guide pillar, the moving plate is provided with a guide groove penetrating through the moving plate along the front-back direction, the guide groove is formed by combining a horizontal section extending along the left-right direction and an inclined section extending upwards or downwards in an inclined manner, and the guide pillar is slidably embedded in the guide groove;
the vertical sliding blocks are arranged at least in a three-piece mode and are arranged at intervals from bottom to top, the front sides of the three vertical sliding blocks are respectively connected with a flattening bending base, a flattening bending pressing plate and a cutting knife, when the driving cylinder drives the moving plate to move leftwards or rightwards, the guide posts can slide in the guide grooves, the vertical sliding blocks slide up and down, the flattening bending base is driven to move upwards, the flattening bending pressing plate is driven to move downwards, the lug is bent and flattened, the lug is clamped, the cutting knife can be driven to move downwards, and the lug is cut.
2. The square lithium battery tab bending, shaping and cutting integrated machine according to claim 1, wherein: the vertical sliding block comprises a first sliding block, a second sliding block and a third sliding block which are arranged at intervals from bottom to top, the first sliding block is connected with the leveling bending base, the second sliding block is connected with the cutting knife, and the third sliding block is connected with the leveling bending pressing plate; the guide grooves comprise a first guide groove corresponding to the first sliding block, a second guide groove corresponding to the second sliding block and a third guide groove corresponding to the third sliding block, two end parts of the first guide groove, the second guide groove and the third guide groove are flush in the left-right direction, an inclined section of the first guide groove is connected to the left end part of the horizontal section and extends obliquely leftwards and downwards, an inclined section of the second guide groove is connected to the right end part of the horizontal section and extends obliquely rightwards and downwards, and an inclined section of the third guide groove is connected to the left end part of the horizontal section and extends obliquely leftwards and upwards.
3. The square lithium battery tab bending, shaping and cutting integrated machine according to claim 2, wherein: the inclination angles of the first guide groove inclination section, the second guide groove inclination section and the third guide groove inclination section are 25-40 degrees, and the inclination angle of the first guide groove inclination section is smaller than that of the third guide groove inclination section and smaller than that of the second guide groove inclination section.
4. The square lithium battery tab bending, shaping and cutting integrated machine according to claim 2, wherein: the joint part of the horizontal section and the inclined section of the guide groove is an action point, the action point of the third guide groove is positioned at the left side of the action point of the first guide groove, and the action point of the first guide groove is positioned at the left side of the action point of the second guide groove.
5. The square lithium battery tab bending, shaping and cutting integrated machine according to claim 1, wherein: the square lithium battery tab bending, shaping and cutting all-in-one machine further comprises a guide post frame, and the guide post is arranged on the rear surface of the guide post frame and extends backwards.
6. The integrated machine for bending, shaping and cutting the tab of the square lithium battery according to claim 5, wherein the integrated machine is characterized in that: the rear end part of the guide post is provided with a rotatable bearing, the bearing is slidably embedded in the guide groove, and the upper side wall or the lower side wall of the guide groove is contacted with the outer circumferential surface of the bearing when the driving cylinder acts.
7. The square lithium battery tab bending, shaping and cutting integrated machine according to claim 1, wherein: the leveling bending base comprises a body, a leveling bending top plate and a waste material guiding pipe, wherein the rear side surface of the body is connected with the vertical sliding block, a backward extending avoiding groove is formed in the front side surface of the body, the avoiding groove is positioned right below the cutting knife, and the groove width and the groove depth of the avoiding groove are matched with those of the cutting knife; the leveling bending top plate is connected to the front side surface of the body and seals the front opening of the avoidance groove, the upper surface of the leveling bending top plate is provided with tab leveling grooves and bending steps, the tab leveling grooves are formed in the step surfaces of the bending steps, and at least two tab leveling grooves are arranged at intervals along the left-right direction; the waste material delivery pipe is in a square rounding joint shape with a round upper part and a round lower part, and is connected to the bottom of the body and covers the lower opening of the avoidance groove.
8. The integrated machine for bending, shaping and cutting the tab of the square lithium battery according to claim 7, wherein the integrated machine is characterized in that: the lower surface of the leveling bending top plate is also provided with the lug leveling groove and the bending step.
9. The square lithium battery tab bending, shaping and cutting integrated machine according to claim 1, wherein: the leveling and bending press plate extends along the upper and lower direction, the trailing side of the leveling and bending press plate is connected with the vertical sliding block through the supporting frame, the bottom of the leveling and bending press plate is connected with a detachable leveling and bending elbow.
10. The square lithium battery tab bending, shaping and cutting integrated machine according to claim 9, wherein: the leveling and bending press plate can be connected to the support frame in a vertically movable mode, support lugs protruding outwards are arranged on two side faces of the leveling and bending press plate, a spiral positioning push rod is connected to the support frame, and the lower end portion of the spiral positioning push rod abuts against the support lugs.
11. The square lithium battery tab bending, shaping and cutting integrated machine according to claim 1, wherein: the upper portion and the lower part of support are fixed with horizontal slider respectively, the leading flank of movable plate is equipped with the horizontal slide rail that extends along left and right directions, horizontal slider cover is established on the horizontal slide rail.
12. The square lithium battery tab bending, shaping and cutting integrated machine according to claim 1, wherein: the cylinder body of the driving cylinder is fixedly connected to the support, and the end part of a cylinder rod of the driving cylinder is connected with a transmission plate arranged on the left side surface or the right side surface of the moving plate.
13. The square lithium battery tab bending, shaping and cutting integrated machine according to claim 1, wherein: the square lithium battery tab bending, shaping and cutting all-in-one machine further comprises a base, wherein the base is provided with a bottom plate extending along the horizontal direction and supporting blocks connected to the left side and the right side of the lower surface of the bottom plate and extending downwards, and the support and the product seat are arranged on the bottom plate.
14. The square lithium battery tab bending, shaping and cutting integrated machine according to claim 13, wherein: the base also comprises a waste box which is arranged below the bottom plate in a drawable manner, and the waste box is used for collecting tab waste cut by the cutting knife.
15. The square lithium battery tab bending, shaping and cutting integrated machine according to claim 1, wherein: the product seat comprises a seat body and a cover plate, wherein a product groove for accommodating the square lithium battery is formed in the upper surface of the seat body, the cover plate can be connected to the seat body in a turnover buckling manner, and the cover plate is used for propping against the square lithium battery placed in the product groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410231573.9A CN117798683A (en) | 2024-03-01 | 2024-03-01 | Square lithium battery tab bending, shaping and cutting integrated machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410231573.9A CN117798683A (en) | 2024-03-01 | 2024-03-01 | Square lithium battery tab bending, shaping and cutting integrated machine |
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| CN117798683A true CN117798683A (en) | 2024-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410231573.9A Pending CN117798683A (en) | 2024-03-01 | 2024-03-01 | Square lithium battery tab bending, shaping and cutting integrated machine |
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| CN (1) | CN117798683A (en) |
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