CN218136762U

CN218136762U - Soft-package button battery tab cutting machine

Info

Publication number: CN218136762U
Application number: CN202222069453.2U
Authority: CN
Inventors: 蒋园园; 于毅; 黄�俊
Original assignee: Dongguan Mingdong Intelligent Technology Co ltd
Current assignee: Dongguan Mingdong Intelligent Technology Co ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2022-12-27
Anticipated expiration: 2032-08-05

Abstract

The utility model discloses a soft package button cell tab cutting machine, which comprises a machine body, a cutter mechanism, a cutter driving mechanism and a jig mechanism, wherein the cutter mechanism comprises an upper cutter and a lower cutter; the jig mechanism comprises a jig plate and a plurality of jig rods, and each battery corresponds to one jig rod; each tool pole is equipped with driven synchronizing wheel, and each driven synchronizing wheel is connected with rotary driving mechanism through a synchronous belt, drives each tool pole rotation through rotary driving mechanism and in order to realize the regulation to utmost point ear angle. The utility model can control the synchronous rotation of the jig rods simultaneously, so as to synchronously rotate the batteries by the same angle, and lead the lugs to be aligned with the cutting positions, thereby greatly shortening the time for changing the types of the batteries, improving the efficiency of battery angle adjustment and further improving the production efficiency; meanwhile, the batteries can rotate randomly within the range of 60-180 degrees under the control of the servo motor so as to adapt to the positions of the lugs and improve the compatible range of the equipment.

Description

Soft-package button battery tab cutting machine

Technical Field

The utility model relates to a lithium cell production facility technical field, concretely relates to utmost point ear cutting equipment for soft packet of knot formula lithium cell.

Background

The lithium battery is an ideal electrochemical energy system recognized at present, has the characteristics of high energy density, high working voltage, no memory effect and low self-discharge, and is widely applied to various portable electronic devices such as smart phones, intelligent wearable instruments, tablet computers and industrial components. In the production field of the soft package lithium battery, one process is to cut the tab of the battery so as to ensure the precision of the reserved tab. The cutting of the pole lug generally adopts a structure of cutting the pole lug by an upper cutter and a lower cutter, and the existing pole lug cutting equipment mainly has the following problems. For example, because a battery usually has two tabs arranged at an included angle of 60-180 degrees, only one tab can be cut at a time, at present, the battery is generally rotated after one tab is cut so that the other tab is aligned with a cutter for cutting, and when a plurality of batteries are simultaneously subjected to tab cutting operation at a time, the current equipment is difficult to ensure the synchronization of the rotation of each battery, and the efficiency is low. For another example, the conventional tab cutting equipment can only rotate a battery by a specific angle, such as 90 degrees, and cannot be compatible with various angles of 60-180 degrees, so that the compatibility of the battery is insufficient, and the application of the equipment is limited.

SUMMERY OF THE UTILITY MODEL

The utility model discloses shortcoming to prior art exists provides a battery that can compatible different angle utmost point ear, can improve battery rotatory uniformity, promote production efficiency's soft-packaged button cell utmost point ear guillootine.

In order to solve the technical problem, the utility model adopts the following technical scheme: a soft package button battery tab cutting machine comprises a machine body, a cutter mechanism, a cutter driving mechanism and a jig mechanism, wherein the jig mechanism and the cutter driving mechanism are respectively arranged on a machine bedplate of the machine body, and the cutter mechanism is connected with the cutter driving mechanism; tool mechanism has a plurality of battery and places the position, and cutter mechanism is including last cutter and lower cutter, its characterized in that: the jig mechanism comprises a jig plate and a plurality of jig rods, and a jig rod is arranged below each battery placing position; driven synchronizing wheels are arranged on each jig rod, each driven synchronizing wheel is connected with a rotary driving mechanism through the same synchronous belt, and the rotary driving mechanisms drive each jig rod to rotate synchronously so as to realize the adjustment of the angle of the battery pole lug.

The tool plate is arranged on the tool mounting plate, and the tool plate pushes the tool mounting plate to move back and forth to realize pushing the tool plate to a cutting station through the pushing cylinder. The jig plate moves outwards to a loading position for loading, and moves inwards to a cutting station for cutting the lug after loading.

Furthermore, the lower cutter is mounted on the machine bedplate through a cutter frame to form a fixed mounting structure, and the upper cutter is connected with the cutter driving mechanism to form a movable mounting structure.

Furthermore, the upper end of the lower cutter is provided with a plurality of U-shaped structures to form a plurality of lower cutting parts protruding upwards, the upper cutter is provided with a plurality of forward U-shaped structures to form a plurality of upper cutting parts protruding forwards, and the front edge of each upper cutting part is vertically aligned with the rear edge of each lower cutting part to form a cutting structure of the antipodal ear. The number of the upper cutting portions and the lower cutting portions is the same as the number of the batteries, and the positions are aligned.

Furthermore, the rotary driving mechanism comprises a servo motor, the servo motor is arranged on a fixed plate, and the fixed plate is arranged below the machine platen and is positioned below each driven synchronous wheel; the servo motor is connected with a driving synchronous wheel, the driving synchronous wheel is connected with each driven synchronous wheel through a synchronous belt, so that a structure capable of driving the jig rod to rotate within an angle range of 60-180 degrees is formed, and the angle can be controlled by the servo motor at will; the rotary driving mechanism also comprises a cover plate which is covered above the synchronous belt and the driving synchronous wheel and is used for protecting a power and transmission system below. After one-time tab cutting is finished, the upper cutter moves upwards to return, the jig rod is driven to rotate through the servo motor, the other tab is rotated to the position aligned with the lower cutting portion and is padded on the lower cutting portion, the upper cutter moves downwards again, and the upper cutting portion and the lower cutting portion are folded to cut off the tab.

Furthermore, a supporting plate is arranged below the fixing plate, an upper ejection cylinder is mounted on the supporting plate and connected with an upper top plate, the upper top plate is mounted on the supporting plate through a plurality of guide pillars, and the lower portion of each jig rod is connected with the upper top plate to form a synchronous lifting structure. When the battery needs to be rotated, the upper top plate is jacked up through the upper jacking cylinder, each jig rod is lifted by one section of height at the same time, and the battery is lifted upwards to be separated from the jig plate, so that the battery is rotated in place accurately, otherwise, the battery cannot be rotated to an accurate position due to the interference of the jig plate.

Furthermore, a fixing frame is arranged at the position close to the rear part of the machine platen, the cutter driving mechanism comprises a cutting cylinder and a cutter frame, the cutting cylinder is arranged on the fixing frame, and the cutter frame and the cutting cylinder are connected to form a structure capable of moving up and down; the fixed frame is provided with a vertical guide rail, and the cutter frame is erected on the guide rail. The lug pad is arranged on the lower cutting part, the upper cutter moves downwards under the driving of the cutting cylinder, and the lug is cut off when the upper cutting part and the lower cutting part are closed.

Furthermore, a material baffle is connected to the cutter frame through a spring and a screw in a matched mode, the bottom of the material baffle is of an inverted L-shaped structure, a material baffle piece extends downwards from the rear portion of the material baffle, and in the cutting process, the material baffle moves downwards along with the upper cutter to enable the bottom of the material baffle to be in contact with (not be tightly pressed on) the surface of the battery, so that the battery can be prevented from moving. The material blocking sheet extends into a blanking gap behind the lower cutter so as to block the cut tab waste materials and extrude the tab waste materials downwards, and the tab waste materials are prevented from being taken to fall onto equipment.

Furthermore, a waste box is arranged at the bottom of the machine bedplate and is aligned with a blanking gap behind the lower cutter so as to collect the polar ear waste. When the lug is cut off, lug waste can directly fall into a waste box through blocking and squeezing of the blocking piece.

Furthermore, a protective cover is arranged on the machine bedplate, and the propulsion cylinder and the jig mounting plate are covered together through the protective cover, so that not only can the power and transmission system below be protected, but also accidents can be prevented; the two sides of the protective cover are respectively provided with a starting switch to form a structure for controlling equipment to start after the starting switches are pressed simultaneously, and the equipment can only work under the condition that the starting switches are pressed simultaneously by two hands, so that the safety can be improved, and certainly, a safety grating can be arranged to ensure the safety; supporting legs which can be used for adjusting the height are arranged on the periphery of the bottom of the machine bedplate and can be used for adjusting the height and the level of equipment.

The utility model discloses a tool pole that corresponds a plurality of batteries is connected with the motor through same hold-in range, can control each tool pole synchronous rotation simultaneously like this to each battery rotates the same angle in step, makes utmost point ear aim at and cuts the position, can greatly shorten the remodelling time to the battery, improves the efficiency of battery angular adjustment, thereby promotes production efficiency; meanwhile, the batteries can rotate randomly within the range of 60-180 degrees under the control of the servo motor to adapt to the positions of the tabs, so that various lithium batteries with the tab angles of 60-180 degrees can be compatible, and the compatibility range of the equipment is widened.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is a block diagram of the enclosure shown in FIG. 1 with the enclosure removed;

fig. 4 is a structural diagram of the jig shown in fig. 3 with the mounting plate and the cover plate removed;

FIG. 5 is an enlarged view of a portion of FIG. 4;

FIG. 6 is a structural diagram of the jig shown in FIG. 5 after being pushed into a cutting station;

FIG. 7 is a front view of the structure shown in FIG. 5;

fig. 8 is a side view of the structure shown in fig. 5.

In the figure, 11 is a machine platen, 12 is a fixed frame, 13 is a protective cover, 14 is a starting switch, 15 is a supporting foot, 16 is a waste bin, 2 is a cutter mechanism, 21 is an upper cutter, 22 is an upper cutting part, 23 is a lower cutter, 24 is a lower cutting part, 31 is a cutting cylinder, 32 is a cutter frame, 33 is a spring, 41 is a jig plate, 42 is a jig rod, 43 is a driven synchronizing wheel, 51 is a jig mounting plate, 52 is a pushing cylinder, 53 is a forward and backward guide rail, 6 is a rotary driving mechanism, 61 is a fixed plate, 62 is a servo motor, 63 is a synchronous belt, 64 is a cover plate, 71 is a support plate, 72 is an upper pushing cylinder, 73 is a guide post, 74 is an upper top plate, 8 is a material blocking plate, 81 is a material blocking plate, 9 is a battery, 91 is a tab and 10 is a blanking gap.

Detailed Description

In the embodiment, referring to fig. 1 to 8, the soft-package button battery tab cutting machine includes a machine body, a cutter mechanism 2, a cutter driving mechanism and a jig mechanism, wherein the jig mechanism and the cutter driving mechanism are respectively mounted on a machine platen 11 of the machine body, and the cutter mechanism 2 is connected with the cutter driving mechanism; the jig mechanism is provided with a plurality of battery placing positions, such as 5, and the cutter mechanism 2 comprises an upper cutter 21 and a lower cutter 23; the jig mechanism comprises a jig plate 41 and a plurality of jig rods 42, wherein a jig rod 42 is arranged below each battery placing position, and one jig rod 42 corresponds to one battery 9; each jig rod 42 is provided with a driven synchronous wheel 43, each driven synchronous wheel 43 is connected with a rotary driving mechanism 6 through the same synchronous belt 63, and the rotary driving mechanism 6 drives each jig rod 42 to synchronously rotate so as to realize angle adjustment of the tab 91 of the battery 9.

The automatic cutting machine is characterized by further comprising a propelling mechanism, wherein the propelling mechanism comprises a jig mounting plate 51, a propelling cylinder 52 and a driving and reversing guide rail 53, the propelling cylinder 52 and the driving and reversing guide rail 53 are mounted on the machine table plate 11 in a structure perpendicular to the upper cutter 21 and the lower cutter 23, the jig mounting plate 51 is arranged on the driving and reversing guide rail 53 in a spanning mode and connected with the propelling cylinder 52, the jig plate 41 is mounted on the jig mounting plate 51, and the jig mounting plate 51 is pushed by the propelling cylinder 52 to move back and forth so that the jig plate 41 can be pushed to a cutting station. The jig plate 41 moves outwards to a loading position for loading, and moves inwards to a cutting station after loading for cutting the tabs.

The lower cutter 23 is mounted on the machine bedplate 11 through a tool rest to form a fixed mounting structure, and the upper cutter 21 is connected with the cutter driving mechanism to form a movable mounting structure.

The upper end of the lower cutter 23 has U-shaped structures forming upwardly projecting lower cutting portions 24, the upper cutter 21 has forwardly projecting U-shaped structures forming forwardly projecting upper cutting portions 22, and the front edge of the upper cutting portion 22 is vertically aligned with the rear edge of the lower cutting portion 24 to form a cutting structure of the opposite ears 91, i.e., a scissors-like structure. The upper and

lower cutouts

22, 24 are the same in number as the cells 9 and are aligned in position.

The rotary driving mechanism 6 comprises a servo motor 62, the servo motor 62 is arranged on a fixed plate 61, the fixed plate 61 is arranged below the machine table plate 11 and is positioned below each driven synchronous wheel 43; the servo motor 62 is connected with a driving synchronous wheel, the driving synchronous wheel is connected with each driven synchronous wheel 43 through a synchronous belt 63 to form a structure capable of driving the jig rod 42 to rotate within an angle range of 60-180 degrees, and the angle can be controlled by the servo motor 62 at will; the rotation driving mechanism 6 further comprises a cover plate 64, and the cover plate 64 covers the synchronous belt 63 and the driving synchronous wheel for protecting the power and transmission system below. After finishing cutting the tab 91 once, the upper cutter 21 moves upwards to return, the jig rod 42 is driven by the servo motor 62 to rotate, the other tab 91 is rotated to the position aligned with the lower cutting part 24 and is padded on the lower cutting part 24, the upper cutter 21 moves downwards again, and the upper cutting part 22 is folded with the lower cutting part 24 to cut off the tab 91.

A supporting plate 71 is arranged below the fixed plate 61, an upper ejection cylinder 72 is mounted on the supporting plate 71, the upper ejection cylinder 72 is connected with an upper ejection plate 74, the upper ejection plate 74 is mounted on the supporting plate 71 through a plurality of guide posts 73, and the lower part of each jig rod 42 is connected with the upper ejection plate 74 to form a synchronous lifting structure. When the battery 9 needs to be rotated, the upper top plate 74 is jacked up by the upper jacking cylinder 72, and the jig rods 42 are lifted up by a certain height at the same time, so that the battery 9 is lifted up and separated from the jig plate 41, and the battery 9 is conveniently and accurately rotated in place, otherwise the battery 9 cannot be rotated to an accurate position due to interference of the jig plate 41.

A fixing frame 12 is arranged at the position close to the rear part of the machine platen 11, a cutter driving mechanism comprises a cutting cylinder 31 and a cutter frame 32, the cutting cylinder 31 is arranged on the fixing frame 12, and the cutter frame 32 is connected with the cutting cylinder 31 to form a structure capable of moving up and down; a vertical guide rail is provided on the fixed frame 12, and a cutter holder 32 is mounted on the guide rail. The tab 91 is placed on the lower cutting part 24, the upper cutter 21 moves downward by the driving of the cutting cylinder 31, and the tab 91 is cut when the upper cutting part 22 is folded with the lower cutting part 24.

The cutting knife rest 32 is connected with a material baffle plate 8 through a spring 33 and a screw in a matching mode, the bottom of the material baffle plate 8 is of an inverted L-shaped structure, a material baffle sheet 81 extends downwards from the rear of the material baffle plate 8, and in the cutting process, the material baffle plate 8 moves downwards along with the upper cutting knife 21 to enable the bottom of the material baffle plate 8 to be in contact pressure (not tightly pressed) on the surface of the battery 9, so that the battery 9 can be prevented from moving. The material blocking sheet 81 extends into the blanking gap 10 behind the lower cutter 23 to block the cut tab waste material and extrude the tab waste material downward, so as to prevent the tab waste material from being taken up and falling onto the equipment.

A waste bin 16 is provided at the bottom of the platen 11, the waste bin 16 being aligned with the blanking gap 10 behind the lower cutter 23 to collect the polar ear waste material. When the tab is cut off, tab waste can directly fall into the waste bin 16 through blocking and extrusion falling of the blocking piece 81.

The protective cover 13 is arranged on the machine bedplate 11, and the propulsion cylinder 52 and the jig mounting plate 51 are covered together by the protective cover 13, so that the power and transmission system below can be protected, and accidents can be prevented; two sides of the protective cover 13 are respectively provided with a starting switch 14 to form a structure for controlling the starting work of the equipment after the starting switches 14 are simultaneously pressed, and the equipment can work only under the condition that the starting switches 14 are simultaneously pressed by two hands, so that the safety can be improved, and certainly, a safety grating can be arranged to ensure the safety; supporting feet 15 for adjusting the height are arranged around the bottom of the machine table plate 11 and used for adjusting the height and the level of the equipment.

The above detailed description is only for the preferred embodiment of the present invention, and the scope of the present invention should not be limited by the above detailed description, and all the equivalent variations and modifications made according to the scope of the present invention should be included in the scope of the present invention.

Claims

1. A soft package button cell tab cutting machine comprises a machine body, a cutter mechanism, a cutter driving mechanism and a jig mechanism, wherein the jig mechanism and the cutter driving mechanism are respectively arranged on a machine bedplate of the machine body; tool mechanism has a plurality of battery and places the position, and cutter mechanism is including last cutter and lower cutter, its characterized in that: the jig mechanism comprises a jig plate and a plurality of jig rods, and a jig rod is arranged below each battery placement position; driven synchronizing wheels are arranged on each jig rod, each driven synchronizing wheel is connected with a rotary driving mechanism through the same synchronous belt, and the rotary driving mechanisms drive each jig rod to synchronously rotate so as to realize the adjustment of the angle of the battery tab.

2. The soft-package button cell tab cutting machine according to claim 1, characterized in that: the automatic cutting machine is characterized by further comprising a propelling mechanism, wherein the propelling mechanism comprises a jig mounting plate, a propelling cylinder and a driving and reversing guide rail, the propelling cylinder and the driving and reversing guide rail are mounted on the machine table plate in a structure perpendicular to the upper cutter and the lower cutter, the jig mounting plate is arranged on the driving and reversing guide rail in a spanning mode and connected with the propelling cylinder, a jig plate is mounted on the jig mounting plate, and the jig plate is pushed to a cutting station through the propelling cylinder to move back and forth.

3. The soft-package button cell tab cutting machine according to claim 1, characterized in that: the lower cutter is arranged on the machine bedplate through a cutter frame to form a fixed mounting structure, and the upper cutter is connected with the cutter driving mechanism to form a movable mounting structure.

4. The soft package button cell battery tab cutting machine according to claim 3, characterized in that: the upper end of the lower cutter is provided with a plurality of U-shaped structures to form a plurality of lower cutting parts protruding upwards, the upper cutter is provided with a plurality of forward U-shaped structures to form a plurality of upper cutting parts protruding forwards, and the front edge of the upper cutting part is vertically aligned with the rear edge of the lower cutting part to form a cutting structure of the antipodal ear.

5. The soft-package button cell tab cutting machine according to claim 1, characterized in that: the rotary driving mechanism comprises a servo motor, the servo motor is arranged on a fixed plate, and the fixed plate is arranged below the machine platen and is positioned below each driven synchronous wheel; the servo motor is connected with a driving synchronous wheel, and the driving synchronous wheel is connected with each driven synchronous wheel through a synchronous belt so as to form a structure capable of driving the jig rod to rotate within an angle range of 60-180 degrees; the rotary driving mechanism also comprises a cover plate which is covered above the synchronous belt and the driving synchronous wheel.

6. The soft package button cell battery tab cutting machine according to claim 5, characterized in that: the lower part of the fixed plate is provided with a supporting plate, an upper ejection cylinder is installed on the supporting plate and connected with an upper top plate, the upper top plate is installed on the supporting plate through a plurality of guide pillars, and the lower part of each jig rod is connected with the upper top plate to form a synchronous lifting structure.

7. The soft package button cell battery tab cutting machine of claim 1, characterized in that: a fixing frame is arranged at the position close to the rear part of the machine platen, the cutter driving mechanism comprises a cutting cylinder and a cutter frame, the cutting cylinder is arranged on the fixing frame, and the cutter frame and the cutting cylinder are connected to form a structure capable of moving up and down; the fixed frame is provided with a vertical guide rail, and the cutter frame is erected on the guide rail.

8. The soft-package button cell tab cutting machine according to claim 7, characterized in that: the cutting knife rest is connected with a material baffle through a spring and a screw in a matched mode, the bottom of the material baffle is of an inverted L-shaped structure, a material baffle piece extends downwards from the rear portion of the material baffle, the material baffle moves downwards along with the upper knife in the cutting process to enable the bottom of the material baffle to be in contact with the surface of a battery, and the material baffle piece extends into a blanking gap behind the lower knife to block the cut lug waste and extrude the lug waste downwards.

9. The soft-package button cell tab cutting machine according to claim 8, characterized in that: a waste box is arranged at the bottom of the machine bedplate and is aligned to a blanking gap behind the lower cutter so as to collect the lug waste.

10. The soft-package button cell tab cutting machine according to claim 2, characterized in that: a protective cover is arranged on the machine bedplate, and the propulsion cylinder is covered by the protective cover; two starting switches are respectively arranged on two sides of the protective cover so as to form a structure for controlling equipment to start after the starting switches are pressed simultaneously; supporting legs which can be used for adjusting the height are arranged around the bottom of the machine bedplate.