CN219786134U - Tab bending equipment of turret cam type battery cell - Google Patents

Abstract

The utility model discloses tab bending equipment of a turret cam type battery cell, which comprises a primary bending turret bending rotating device, a secondary bending turret rotating device, a conveying device and a control device, wherein the control device is electrically connected with a first driving mechanism, a second driving mechanism and the conveying device, the first driving mechanism drives the primary bending turret rotating mechanism to bend the tab of the battery cell once under the control of the control device, the conveying device transmits the tab of the battery cell of the primary bending turret rotating mechanism to the secondary bending turret rotating mechanism under the control of the control device, and the second driving mechanism drives the secondary bending turret rotating mechanism to completely flatten the tab of the battery cell under the control of the control device. The scheme of the utility model simplifies the tab bending process, has compact structure, improves the processing precision and improves the production efficiency.

Description

Tab bending equipment of turret cam type battery cell

Technical Field

The utility model relates to the field of tab bending of turret cam type battery cells, in particular to tab bending equipment of a turret cam type battery cell.

Background

The end of the cylindrical lithium battery is usually provided with a tab, an insulating sheet and an adhesive tape are generally adhered to the tab, the tab is usually required to be bent, poor machining phenomenon occurs, at present, domestic battery manufacturers all adopt a semi-automatic production mode to carry out the working procedure machining, more stations and the stations are separated in single machine layout, the occupied area is wide, workpieces are required to be carried between the stations, the production efficiency is low, higher labor cost is required to be input, the machining precision is low, and the poor machining rate is high.

Disclosure of Invention

The utility model mainly aims to provide the lug bending equipment of the turret cam type battery cell, which simplifies the lug bending process, has compact structure, improves the processing precision and improves the production efficiency.

In order to achieve the above object, the present utility model provides a tab bending apparatus for turret cam type battery cell, comprising:

the primary bending turret bending rotating device comprises a primary bending turret rotating mechanism and a first driving mechanism, wherein the first driving mechanism is in driving connection with the primary bending turret rotating mechanism and drives the primary bending turret rotating mechanism to ascend or descend so as to bend the tab of the battery cell once;

the secondary bending turret rotating device comprises a secondary bending turret rotating mechanism and a second driving mechanism, wherein the second driving mechanism is in driving connection with the secondary bending turret rotating mechanism and is used for driving the secondary bending turret rotating mechanism to ascend or descend so as to completely flatten the tab of the battery cell;

the conveying device is connected with the primary bending turret rotating mechanism and the secondary bending turret rotating mechanism;

the control device is electrically connected with the first driving mechanism, the second driving mechanism and the conveying device, the first driving mechanism drives the primary bending turret rotating mechanism to bend the electrode lugs of the battery core once under the control of the control device, the conveying device descends under the control of the control device, the electrode lugs of the battery core of the primary bending turret rotating mechanism are transmitted to the secondary bending turret rotating mechanism, and the second driving mechanism drives the secondary bending turret rotating mechanism to completely flatten the electrode lugs of the battery core under the control of the control device.

In an embodiment, the first bending turret rotating mechanism comprises a first bending jacking component, a first bending lifting component, a first rotating table and a first rotating table rotating component, wherein the first bending jacking component, the first bending lifting component and the first rotating table are respectively connected with the first rotating table rotating component, the first rotating table is located between the first bending jacking component and the first bending lifting component, the first rotating table is used for placing a battery core, the first rotating table is rotationally connected with the conveying device, the first driving mechanism is in driving connection with the first rotating table rotating component, and the first rotating table rotating component is used for guiding the first bending jacking component, the first bending lifting component and the first rotating table to realize rotating and lifting motions so as to bend a tab of the battery core.

In one embodiment, the first turret rotating assembly includes a first guide cam and a second guide cam, the first bending jacking assembly having a first cam follower cooperatively guided with the first guide cam, the first guide cam having a guide ramp for guiding the first cam follower to move up and down;

when the first cam follower moves along the guide slope, the first cam follower moves up and down under the action of the first guide cam so as to drive the first bending jacking component to move up and down;

the first bending lifting assembly is provided with a second cam follower assembly which is matched with the second guide cam to guide, and the second guide cam is provided with a guide slope for guiding the second cam follower assembly to move up and down;

and when the second cam follower assembly moves along the guide slope, the second cam follower assembly moves up and down under the action of the second guide cam so as to drive the first bending lifting assembly to move up and down.

In an embodiment, the first guide cam and the second guide cam are disposed in a circular shape along a longitudinal orthographic projection.

In an embodiment, the first bending lifting assembly further comprises a first bending assembly, a first guide rod assembly, a first mounting seat and a first connecting shaft assembly, the first bending assembly is slidably connected to the first guide rod assembly, the first bending assembly is located above the first rotating table, the first guide rod assembly and the first connecting shaft assembly are respectively connected to the first mounting seat, the first mounting seat is connected with the first rotating table rotating assembly, the first connecting shaft assembly is provided with a second cam follower assembly, and when the second cam follower assembly moves along the guiding slope, the first bending assembly bends a tab of an electric core on the first rotating table.

In an embodiment, the first bending jacking component further comprises a first jacking rod, a second guide rod component and a second installation seat, the first jacking rod and the first guide rod component are respectively installed on the second installation seat, the first jacking rod is arranged below the first rotating table, the first guide rod component is slidably connected to the first connecting shaft component, the first cam follower is installed on the second installation seat, and when the first cam follower moves along the guiding slope, the first jacking rod is used for jacking the electric core on the first rotating table when ascending.

In an embodiment, the second turret rotary mechanism that bends includes second bending lifting unit, second bending tower rotary unit and second revolving stage, the second bending lifting unit with the second revolving stage respectively with second bending tower rotary unit is connected, the second revolving stage is located second bending lifting unit below, the second revolving stage rotates to be connected conveyor, is used for accepting conveyor carries the electric core, second actuating mechanism drive connection second bending tower rotary unit, second bending tower rotary unit is used for the direction second bending lifting unit with second revolving stage realizes rotatory and elevating movement for roll over the utmost point ear of electric core completely.

In one embodiment, the second bending tower rotating assembly comprises a third guiding cam, the second bending lifting assembly is provided with a third cam follower assembly which is matched with the third guiding cam for guiding the third cam follower assembly to move up and down;

and when the third cam follower assembly moves along the guide slope, the third cam follower assembly moves up and down under the action of the third guide cam so as to drive the second bending lifting assembly to move up and down.

In an embodiment, the second bending lifting assembly comprises a second bending assembly, a third guide rod assembly, a third mounting seat and a second connecting shaft assembly, the second bending assembly is slidably connected to the third guide rod assembly, the second bending assembly is located above the second rotating table, the third guide rod assembly and the second connecting shaft assembly are respectively connected to the third mounting seat, the third mounting seat is connected with the second bending tower rotating assembly, the third cam follower assembly is arranged on the second connecting shaft assembly, and when the third cam follower assembly moves along the guiding slope, the second bending assembly is used for completely flattening the electrode lugs of the battery cores on the second rotating table when the second bending assembly descends.

In an embodiment, the conveying device comprises a third rotary table and a third driving mechanism, wherein the third rotary table is respectively and rotatably connected with the first rotary table and the second rotary table and is used for conveying the electric core on the first rotary table to the second rotary table.

The utility model discloses a tab bending device of a turret cam type battery cell, which utilizes a primary bending turret bending rotating device and a secondary bending turret bending rotating device to realize complete flattening of the tab of the battery cell, specifically, the primary bending turret bending rotating device can move upwards and downwards under the drive of a first driving mechanism, wherein the tab of the battery cell is subjected to pre-bending in the downwards moving process, the tab of the battery cell is subjected to primary bending, the tab of the battery cell is bent for a certain angle, specifically, the bending angle is about 45 degrees, the primary bending turret bending rotating device and the secondary bending turret bending rotating device are connected with a conveying device through gears, so that the battery cell after primary bending is conveyed to the secondary bending turret rotating device under the effect of the conveying device, and the secondary bending turret rotating device can move upwards and downwards under the drive of a second driving mechanism, wherein the tab of the battery cell is pressed for secondary bending in the downwards moving process, the tab of the battery cell is subjected to the pre-bending for a certain angle, and then the secondary bending is simplified, the tab of the battery cell is subjected to secondary bending, the primary bending turret bending rotating device is connected with the conveying device through gears, and the secondary bending turret rotating device is completely compact, the production space is improved, and the production precision is limited, and the continuous and the production precision is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an embodiment of a tab bending apparatus for a turret cam type cell according to the present utility model;

FIG. 2 is a schematic cross-sectional view of a tab bending apparatus of a turret cam type cell of the present utility model;

FIG. 3 is a schematic cross-sectional view of a one-time bending turret rotation mechanism of the present utility model;

FIG. 4 is an exploded view of a first embodiment of a first folding lift assembly according to the present utility model;

FIG. 5 is a schematic cross-sectional view of a first bending lifting assembly according to another embodiment of the present utility model;

FIG. 6 is an exploded view of an embodiment of a first bending jacking assembly according to the present utility model;

FIG. 7 is a schematic cross-sectional view of a first bend jacking assembly according to yet another embodiment of the present utility model;

FIG. 8 is an exploded view of a second embodiment of the present utility model;

fig. 9 is a schematic cross-sectional view of a second bending lifting assembly according to another embodiment of the present utility model.

Reference numerals illustrate:

the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if a directional indication (such as up, down, left, right, front, and rear … …) is involved in the embodiment of the present utility model, the directional indication is merely used to explain the relative positional relationship, movement condition, etc. between the components in a specific posture, and if the specific posture is changed, the directional indication is correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, if "and/or" and/or "are used throughout, the meaning includes three parallel schemes, for example," a and/or B "including a scheme, or B scheme, or a scheme where a and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model provides tab bending equipment of a turret cam type battery cell.

Referring to fig. 1 to 9, in an embodiment of the present utility model, a tab bending apparatus of a turret cam type cell includes:

the primary bending turret bending rotating device 10 comprises a primary bending turret rotating mechanism 11 and a first driving mechanism, wherein the first driving mechanism is in driving connection with the primary bending turret rotating mechanism 11, and the first driving mechanism drives the primary bending turret rotating mechanism 11 to ascend or descend so as to bend the tab of the battery cell once;

the secondary bending turret rotating device 20 comprises a secondary bending turret rotating mechanism 21 and a second driving mechanism, wherein the second driving mechanism is in driving connection with the secondary bending turret rotating mechanism 21 and is used for driving the secondary bending turret rotating mechanism 21 to ascend or descend so as to completely flatten the tab of the battery cell;

a conveying device 30, wherein the conveying device 30 is connected with the primary bending turret rotating mechanism 11 and the secondary bending turret rotating mechanism 21;

the control device is electrically connected with the first driving mechanism, the second driving mechanism and the conveying device 30, the first driving mechanism drives the primary bending turret rotating mechanism 11 to bend the electrode lugs of the battery core once under the control of the control device, the conveying device 30 descends the electrode lugs of the battery core of the primary bending turret rotating mechanism 11 to be transmitted to the secondary bending turret rotating mechanism 21 under the control of the control device, and the second driving mechanism drives the secondary bending turret rotating mechanism 21 to completely flatten the electrode lugs of the battery core under the control of the control device.

In the scheme of the utility model, the primary bending turret bending rotating device 10 and the secondary bending turret bending rotating device 20 are utilized to realize complete bending of the electrode lugs of the electric core, specifically, the primary bending turret bending rotating device 10 can move upwards and downwards under the drive of the first driving mechanism, wherein the electrode lugs of the electric core are subjected to pre-bending in the downward moving process, the first bending is carried out, the electrode lugs of the electric core are bent at a certain angle, specifically, the bending angle is about 45 degrees, the electric core subjected to primary bending is conveyed to the secondary bending turret rotating device 20 under the action of the conveying device 30, the conveying device 30 is provided with a winding core accommodating device for carrying the electric core, the winding core accommodating device comprises an accommodating mechanism for accommodating the winding core, the winding core accommodating device is connected with the primary bending turret rotating mechanism 11 and the secondary bending turret rotating mechanism 21 in a gear mode, the secondary bending turret rotating mechanism 21 is driven by the second driving mechanism, the electric core subjected to pre-bending after the primary bending, the electric core can move upwards under the drive of the second driving mechanism, the secondary bending turret rotating device 20 can move downwards, the winding core can move downwards in the process is subjected to the downward direction, the secondary bending process is carried out in the process of the first bending process, the electric core is compact, the production precision is improved, and the secondary bending precision is reduced, and the production precision is improved. In this embodiment, the first bending turret bending rotation device and the second bending turret bending rotation device are connected with the conveying device through gears, and the first driving mechanism and the second driving mechanism may be gear transmission.

Referring to fig. 1 to 7, in an embodiment of the present utility model, the primary bending turret rotating mechanism 11 includes a first bending lifting assembly 111, a first bending lifting assembly 112, a first rotary table 113, and a first rotary table 114, where the first bending lifting assembly 111, the first bending lifting assembly 112, and the first rotary table 113 are respectively connected to the first rotary table 114, the first rotary table 113 is located between the first bending lifting assembly 111 and the first bending lifting assembly 112, the first rotary table 113 is used for placing a battery core, the first rotary table 113 is rotatably connected to the conveying device 30, and the first driving mechanism is drivingly connected to the first rotary table 114, and the first rotary table 114.

The primary bending turret rotating mechanism 11 comprises a first bending jacking component 111, a first bending jacking component 112, a first rotating table 113 and a first rotating table rotating component 114, wherein the first bending jacking component 111, the first bending jacking component 112 and the first rotating table 113 are rotatably arranged on the first rotating table rotating component 114, the first driving mechanism drives the rotating turret rotating component to move, then the first bending jacking component 111 and the first bending jacking component 112 can respectively realize ascending or descending movement under the guide of the first rotating table rotating component 114, the first rotating table 113 is arranged between the first bending jacking component 111 and the first bending jacking component 112, in particular, when equipment works, the first bending jacking component 111 is used for jacking the electric core on the first rotating table 113, in the embodiment, the first rotating table 113 comprises a containing piece, the containing piece is used for placing a rolling core, the electric core on the containing piece is jacked to the electric core, the electric core can be contained by the lug 112, the first bending jacking component 112 is downwards oriented to the electric core, the first bending jacking component 113 can synchronously jack the electric core on the first rotating table, and the first rotating table 113 can synchronously jack the electric core and the first rotating table 113. The first turret rotating assembly 114 may be a cam structure, and an end surface of the cam structure is provided with an inclined surface for guiding the first bending lifting assembly 111 and the first bending lifting assembly 112 to move, and is used for guiding the first bending lifting assembly 111 and the first bending lifting assembly 112 to move.

Referring to fig. 1 to 7, in an embodiment of the present utility model, the first turret rotating assembly 114 includes a first guide cam 1141 and a second guide cam 1142, the first bending jacking assembly 111 has a first cam follower 1111 cooperatively guided with the first guide cam 1141, and the first guide cam 1141 has a guide slope for guiding the first cam follower 1111 to move up and down;

as the first cam follower 1111 moves along the guiding slope, the first cam follower 1111 moves up and down under the action of the first guiding cam 1141 to drive the first bending and lifting assembly 111 to move up and down;

the first bending lifter assembly 112 has a second cam follower assembly 1121 cooperatively guided with the second guide cam 1142, the second guide cam 1142 having a guide ramp for guiding the second cam follower assembly 1121 to move up and down;

as the second cam follower assembly 1121 moves along the guiding slope, the second cam follower assembly 1121 moves up and down under the action of the second guiding cam 1142, so as to drive the first bending lifting assembly 112 to move up and down.

The first bending jacking assembly 111 has a first cam follower 1111 cooperatively guided with a first guide cam 1141, the first guide cam 1141 has a guide slope for guiding the first cam follower 1111 to move up and down, and the first cam follower 1111 moves up and down by the first guide cam 1141 as the first cam follower 1111 moves along the first guide cam 1141. It can be understood that the first guide cam 1141 may be fixed on a platen outside the apparatus, the first guide cam 1141 is fixed, the guide slope is a smooth curved surface, the first bending jacking component 111 may rotate relative to the first guide cam 1141, so that the first cam follower 1111 is subjected to a reverse force of the guide slope on the first guide cam 1141 to realize up-and-down movement, and the first cam follower 1111 drives the whole first bending jacking component 111 to move up-and-down, so as to realize the lifting or descending of the first bending jacking component 111 on the first cam follower 1111, and complete the actions of jacking the battery cell and descending the battery cell; the first bending lifter assembly 112 has a second cam follower assembly 1121 cooperatively guided with a second guide cam 1142, the second guide cam 1142 having a guide ramp for guiding the second cam follower assembly 1121 to move up and down, the second cam follower assembly 1121 moving up and down by the second guide cam 1142 as the second cam follower assembly 1121 moves along the second guide cam 1142. It can be understood that the second guiding cam 1142 may be fixed on a platen outside the device, the second guiding cam 1142 is fixed, the guiding slope is a smooth curved surface, the first bending lifting assembly 112 may rotate relative to the second guiding cam 1142, so that the second cam follower assembly 1121 is enabled to move up and down by the reverse acting force of the guiding slope on the second guiding cam 1142, and then the second cam follower assembly 1121 drives the whole first bending lifting assembly 112 to move up and down, so as to realize the lifting or lowering of the first bending lifting assembly 112 to the second cam follower assembly 1121, complete the bending and the action of the battery core, and thus, the lifting of the battery core by the first bending lifting assembly 111 can be synchronously completed, and the bending of the tab of the battery core by the first bending lifting assembly 112 can be synchronously completed.

The first rotating turret assembly 114 includes a first rotating turret shaft and a first base disposed on the first rotating turret shaft, the first guide cam 1141 and the second guide cam 1142 are connected with the first base, the first bending lifting assembly 111 and the first bending lifting assembly 112 are respectively connected with the rotating turret shaft, and the first driving mechanism is driven to connect with the first rotating turret shaft so as to drive the first rotating turret shaft to move, so as to drive the first bending lifting assembly 111 and the first bending lifting assembly 112 to rotate.

Referring to fig. 1 to 7, in an embodiment of the present utility model, the first guide cam 1141 and the second guide cam 1142 are disposed in a circular ring shape along a vertical orthographic projection.

Because the first bending lifting assembly 111 and the first bending lifting assembly 112 can rotate around themselves, the first guiding cam 1142 and the second guiding cam 1142 are arranged in a ring shape, so that the first bending lifting assembly 111 and the first bending lifting assembly 112 can move along the guiding slope of the first guiding cam 1141 all the time in the rotating process, the lifting and lowering movement of the first bending lifting assembly 111 is realized, and likewise, the second cam follower assembly 1121 can move along the guiding slope of the second guiding cam 1142 all the time, and the lifting and lowering movement of the first bending lifting assembly 112 is realized. In order to effectively increase the load under the general condition, the radial clearance of the bearing of the cam follower is smaller than that of a general needle bearing, so that the impact load can be relieved, the stable long-time service life is obtained, the cam follower is convenient to purchase, and the cam follower is suitable for mass production, thereby improving the production efficiency.

Referring to fig. 1 to 7, in an embodiment of the present utility model, the first bending lifting assembly 112 further includes a first bending assembly 1122, a first guide rod assembly 1123, a first mounting seat 1124 and a first connecting shaft assembly 1125, the first bending assembly 1122 is slidably connected to the first guide rod assembly 1123, the first bending assembly 1122 is located above the first rotating table 113, the first guide rod assembly 1123 and the first connecting shaft assembly 1125 are respectively connected to the first mounting seat 1124, the first mounting seat 1124 is connected to the first rotating table 114, the first connecting shaft assembly 1125 is provided with the second cam follower assembly 1121, and when the second cam follower assembly 1121 moves along the guiding slope, the first bending assembly 1122 is used to bend the tab of the battery cell on the first rotating table 113.

Specifically, when the first cam follower 1111 moves along the first guide cam 1141, the first connecting shaft assembly 1125 moves up and down under the action of the first guide cam 1141, and then drives the first mount 1124 to move up and down, and since the first mount 1124 is connected with the first bending assembly 1122 through the first guide rod assembly 1123 and then drives the first bending assembly 1122 to move up and down through the up and down movement of the first mount 1124, the pressing bending of the battery lugs is realized through the up and down movement of the first bending assembly 1122.

Wherein, first compression spring and first slide bearing are overlapped to the periphery of first guide arm subassembly 1123, first compression spring is located first slide bearing with first mount pad 1124 between. The first guide bar assembly 1123 includes a first guide bar and a second guide bar. The second cam follower assembly 1121 includes a second cam follower assembly mounted on a second follower block and a second follower block mounted on the first connecting shaft assembly 1125.

The second cam follower assembly 1121 includes a second cam follower mounted on the first mount and a first mount mounted on the first connecting shaft assembly 1125.

Referring to fig. 1 to 7, in an embodiment of the present utility model, the first bending jacking assembly 111 further includes a first jacking rod 1112, a second guiding rod assembly 1113, and a second mounting seat 1114, the first jacking rod 1112 and the first guiding rod assembly 1123 are respectively mounted on the second mounting seat 1114, the first jacking rod 1112 is disposed below the first rotating table 113, the first guiding rod assembly 1123 is slidably connected to the first connecting shaft assembly 1125, the first cam follower 1111 is mounted on the second mounting seat 1114, and when the first cam follower 1111 moves along the guiding slope, the first jacking rod 1112 is used to jack the electric core on the first rotating table 113.

Specifically, when the first connecting shaft assembly 1125 moves along the first guide cam 1141 with the first cam follower 1111, the second guide rod assembly 1113 is slidably connected to the first connecting shaft assembly 1125, so that the first connecting shaft assembly 1125 moves up and down under the action of the first guide cam 1141 and then drives the second guide rod assembly 1113 to move up and down, and since the second guide rod assembly 1113 and the first lifting rod 1112 are respectively mounted on the second mounting seat 1114, the second mounting seat 1114 is driven to move up and down through the up and down movement of the second guide rod assembly 1113 and then drives the first lifting rod 1112 to move up and down, so as to lift up the battery cell.

Wherein, second guide arm assembly 1113's periphery cover is equipped with second compression spring and second linear bearing, second compression spring is located between second linear bearing and second mount pad 1114.

The second guide rod assembly 1113 includes a third guide rod and a fourth guide rod.

Referring to fig. 1, 8 and 9, in an embodiment of the present utility model, the secondary bending turret rotation mechanism 21 includes a second bending lifting assembly 211, a second bending turret rotation assembly 212 and a second rotating table 213, where the second bending lifting assembly 211 and the second rotating table 213 are respectively connected to the second bending turret rotation assembly 212, the second rotating table 213 is located below the second bending lifting assembly 211, the second rotating table 213 is rotatably connected to the conveying device 30 and is used for receiving the electric core conveyed by the conveying device 30, the second driving mechanism is drivingly connected to the second bending turret rotation assembly 212, and the second bending turret rotation assembly 212 is used for guiding the second bending lifting assembly 211 and the second rotating table 213 to implement rotation and lifting motion so as to completely flatten the tab of the electric core.

The secondary bending turret rotating mechanism 21 comprises a second bending lifting component 211, a second bending turret rotating component 212 and a second rotating table 213, the second bending lifting component 211 and the second rotating table 213 are rotatably mounted on the second bending turret rotating component 212, the second driving mechanism drives the second bending turret rotating component 212 to move, then the second bending lifting component 211 can ascend or descend under the guiding of the second bending turret rotating component 212, the second rotating table 213 is mounted below the second bending turret rotating component 212, specifically, when the equipment works, the second bending lifting component 211 moves downwards towards the battery core of the second rotating table 213, and the battery core on the second rotating table 213 is completely flattened under the action of the second bending lifting component 211. The second bending tower rotating assembly 212 may be a cam structure, and an end surface of the cam structure is provided with an inclined surface for guiding the second bending lifting assembly 211 to move, and is used for guiding the second bending lifting assembly 211 to move.

Referring to fig. 1, 8 and 9, in one embodiment of the present utility model, the second bending tower rotating assembly 212 includes a third guide cam, the second bending lifting assembly 211 has a third cam follower assembly 2111 cooperatively guided with the third guide cam, and the third guide cam 2111 has a guide slope for guiding the up-and-down movement of the third cam follower assembly 2111;

as the third cam follower assembly 2111 moves along the guiding slope, the third cam follower assembly 2111 moves up and down under the action of the third guiding cam, so as to drive the second folding lifting assembly 211 to move up and down.

The second fold lifting assembly 211 has a third cam follower assembly 2111 cooperatively guided with a third guide cam having a guide ramp for guiding the up and down movement of the third cam follower assembly 2111, the third cam follower assembly 2111 being moved up and down by the third guide cam as the third cam follower assembly 2111 moves along the third guide cam. It can be understood that the third guiding cam can be fixed on the platen outside the device, the third guiding cam is fixed, the guiding slope is a smooth curved surface, the second bending lifting component 211 can rotate relative to the third guiding cam, so that the third guiding cam follower component 2111 is enabled to move up and down under the reverse acting force of the guiding slope on the third guiding cam, and then the third cam follower component 2111 drives the whole second bending lifting component 211 to move up and down, so that the lifting or lowering of the second bending lifting component 211 to the third cam follower component 2111 is realized, and the action of applying acting force to the battery core to realize complete bending of the battery core tab and lowering of the battery core is completed.

Referring to fig. 1, 8 and 9, in an embodiment of the present utility model, the second bending lifting assembly 211 includes a second bending assembly 2112, a third guide rod assembly 2113, a third mounting seat 2114 and a second connecting shaft assembly 2115, the second bending assembly 2112 is slidably connected to the third guide rod assembly 1133, the second bending assembly 2112 is located above the second rotating table 213, the third guide rod assembly 2113 and the second connecting shaft assembly 2115 are respectively connected to the third mounting seat 2114, the third mounting seat 2114 is connected to the second bending tower rotating assembly 212, the second connecting shaft assembly 2115 is provided with the third cam follower assembly 2111, and when the third cam follower assembly 2111 moves along the guiding slope, the second bending assembly 2112 is used to fully bend the tab of the battery cell on the second rotating table 213.

Specifically, when the second connecting shaft assembly 2115 moves along the third guide cam 1141 with the third cam follower assembly 2111, the second connecting shaft assembly 2115 moves up and down under the action of the third guide cam 1141 to drive the third mounting seat 2114 to move up and down, and since the third mounting seat 2114 is connected with the second bending assembly 2112 through the three guide rod assemblies 2113 and the second bending assembly 2112, the second bending assembly 2112 is driven to move up and down through the up and down movement of the third mounting seat 2114, the electric core tab is completely folded and flattened through the up and down movement of the second bending assembly 2112.

The second bending tower rotating assembly 212 includes a second turret rotating shaft and a second base disposed on the second turret rotating shaft, the third guiding cam is connected to the second base, the second bending assembly 2112 is connected to the second turret rotating shaft, and the second driving mechanism is in driving connection with the second turret rotating shaft to drive the second turret rotating shaft to move, so as to drive the second bending assembly 2112 to rotate.

The third cam follower assembly 2111 includes a third cam follower mounted on a second mount mounted on the second connecting shaft assembly 2115.

Referring to fig. 1 to 9, in an embodiment of the present utility model, the conveying device 30 includes a third rotary table 31 and a third driving mechanism, and the third rotary table 31 is rotatably connected to the first rotary table 113 and the second rotary table 213, respectively, and is used for conveying the electric cells on the first rotary table 113 to the second rotary table 213.

The third rotating table 31 for carrying and conveying the electric core is arranged on the conveying device 30, the third rotating table 31 is rotationally connected with the first rotating table 113 and the second rotating table 213 under the drive of the third driving mechanism, and the electric core which is bent for the first time on the first rotating table 113 is conveyed to the second rotating table 213 for secondary bending, so that the working procedure is simplified, the machine is compact and simple, and the production efficiency and the machining precision of the machine are improved by utilizing a limited space. In this embodiment, the turntable is disposed in a circular ring along a longitudinal orthographic projection, and in some embodiments, the conveying device 30 may be conveyed by a motor-driven rail or a conveyor belt. Wherein the third driving mechanism is a gear transmission.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (10)

1. The utility model provides a pole ear equipment of bending of capstan head cam formula electricity core which characterized in that includes:

the primary bending turret bending rotating device comprises a primary bending turret rotating mechanism and a first driving mechanism, wherein the first driving mechanism is in driving connection with the primary bending turret rotating mechanism and drives the primary bending turret rotating mechanism to ascend or descend so as to bend the tab of the battery cell once;

the secondary bending turret rotating device comprises a secondary bending turret rotating mechanism and a second driving mechanism, wherein the second driving mechanism is in driving connection with the secondary bending turret rotating mechanism and is used for driving the secondary bending turret rotating mechanism to ascend or descend so as to completely flatten the tab of the battery cell;

the conveying device is connected with the primary bending turret rotating mechanism and the secondary bending turret rotating mechanism;

the control device is electrically connected with the first driving mechanism, the second driving mechanism and the conveying device, the first driving mechanism drives the primary bending turret rotating mechanism to bend the electrode lugs of the battery core once under the control of the control device, the conveying device transmits the electrode lugs of the battery core of the primary bending turret rotating mechanism to the secondary bending turret rotating mechanism under the control of the control device, and the second driving mechanism drives the secondary bending turret rotating mechanism to completely flatten the electrode lugs of the battery core under the control of the control device.

2. The tab bending apparatus of a turret cam type battery cell according to claim 1, wherein the primary bending turret rotating mechanism includes a first bending jacking component, a first bending lifting component, a first rotating table and a first rotating table, the first bending jacking component, the first bending lifting component and the first rotating table are respectively connected with the first rotating table rotating component, the first rotating table is located between the first bending jacking component and the first bending lifting component, the first rotating table is used for placing the battery cell, the first rotating table is rotationally connected with the conveying device, the first driving mechanism is in driving connection with the first rotating table rotating component, and the first rotating table rotating component is used for guiding the first bending jacking component, the first bending lifting component and the first rotating table to realize rotation and lifting motions for bending the tab of the battery cell.

3. The tab bending apparatus of the turret cam type cell according to claim 2, wherein the first turret rotating assembly includes a first guide cam having a first cam follower cooperatively guided with the first guide cam and a second guide cam having a guide slope for guiding the first cam follower to move up and down;

when the first cam follower moves along the guide slope, the first cam follower moves up and down under the action of the first guide cam so as to drive the first bending jacking component to move up and down;

the first bending lifting assembly is provided with a second cam follower assembly which is matched with the second guide cam to guide, and the second guide cam is provided with a guide slope for guiding the second cam follower assembly to move up and down;

and when the second cam follower assembly moves along the guide slope, the second cam follower assembly moves up and down under the action of the second guide cam so as to drive the first bending lifting assembly to move up and down.

4. The tab bending apparatus of the turret cam type cell according to claim 3, wherein the first guide cam and the second guide cam are disposed in a circular ring shape in a longitudinal orthographic projection.

5. The tab bending apparatus of a turret cam type cell according to claim 3, wherein the first bending lifting assembly further comprises a first bending assembly, a first guide rod assembly, a first mounting seat and a first connecting shaft assembly, the first bending assembly is slidably connected to the first guide rod assembly, the first bending assembly is located above the first rotating table, the first guide rod assembly and the first connecting shaft assembly are respectively connected to the first mounting seat, the first mounting seat is connected to the first rotating table rotating assembly, the first connecting shaft assembly is provided with the second cam follower assembly, and when the second cam follower assembly moves along the guiding slope, the first bending assembly bends the tab of the cell on the first rotating table when the first bending assembly descends.

6. The tab bending apparatus of a turret cam type cell according to claim 5, wherein the first bending jacking assembly further comprises a first jacking rod, a second guide rod assembly and a second mounting seat, the first jacking rod and the first guide rod assembly are respectively mounted on the second mounting seat, the first jacking rod is arranged below the first rotating table, the first guide rod assembly is slidably connected to the first connecting shaft assembly, the first cam follower is mounted on the second mounting seat, and the first jacking rod is used for jacking the cell on the first rotating table when the first cam follower moves along the guiding slope.

7. The tab bending device for the turret cam type battery cell according to claim 5, wherein the secondary bending turret rotating mechanism comprises a second bending lifting assembly, a second bending turret rotating assembly and a second rotating table, the second bending lifting assembly and the second rotating table are respectively connected with the second bending turret rotating assembly, the second rotating table is located below the second bending lifting assembly, the second rotating table is rotationally connected with the conveying device and is used for receiving the battery cell conveyed by the conveying device, the second driving mechanism is in driving connection with the second bending turret rotating assembly, and the second bending turret rotating assembly is used for guiding the second bending lifting assembly and the second rotating table to realize rotating and lifting motions so as to completely flatten the battery cell tab.

8. The tab bending apparatus of the turret cam type cell of claim 7, wherein the second bending turret rotating assembly includes a third guide cam having a third cam follower assembly cooperatively guided with the third guide cam, the third guide cam having a guide ramp for guiding the up-and-down movement of the third cam follower assembly;

and when the third cam follower assembly moves along the guide slope, the third cam follower assembly moves up and down under the action of the third guide cam so as to drive the second bending lifting assembly to move up and down.

9. The tab bending device of the turret cam type battery cell according to claim 8, wherein the second bending lifting assembly comprises a second bending assembly, a third guide rod assembly, a third mounting seat and a second connecting shaft assembly, the second bending assembly is slidably connected to the third guide rod assembly, the second bending assembly is located above the second rotating table, the third guide rod assembly and the second connecting shaft assembly are respectively connected to the third mounting seat, the third mounting seat is connected with the second bending tower rotating assembly, the second connecting shaft assembly is provided with the third cam follower assembly, and when the third cam follower assembly moves along the guiding slope, the second bending assembly is used for completely flattening the tab of the battery cell on the second rotating table when the second bending assembly descends.

10. The tab bending apparatus of a turret cam type cell according to claim 9, wherein the conveying device includes a third rotary table and a third driving mechanism, the third rotary table being rotatably connected to the first rotary table and the second rotary table, respectively, for conveying the cell on the first rotary table to the second rotary table.