Top sealing equipment of soft package battery

Abstract

Top sealing equipment of a soft package battery comprises a case, a clamp and a heat sealing mechanism, the clamp and the heat sealing mechanism are both arranged in the case, the heat sealing mechanism is provided with a top sealing area, the clamp comprises a positioning seat, a pushing driver, a lifting seat and a lifting driver, the positioning seat is provided with a bearing area capable of moving between an initial position and a machining position, and the lifting driver is arranged on the bearing area. The initial position and the machining position are arranged in a front-back spaced mode, when the bearing area is located at the machining position, the top sealing area is located in the bearing area, and the pushing driver is in driving connection with the positioning base to drive the positioning base to move in the front-back direction and is arranged on the lifting base. The lifting driver is in driving connection with the lifting base to drive the lifting base to move in the vertical direction. When the top sealing equipment is used for conveying the soft package battery, the tab of the soft package battery can bypass the top sealing area of the heat sealing mechanism from the upper part, so that the problem that the tab interferes with the heat sealing mechanism is avoided, and the effective operation of the top sealing operation is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to top sealing machine especially a kind of top sealing equipment of soft package battery. BACKGROUND

[0002] When manufacturing soft package battery, the edge of its protective film needs to be packaged, first package three edges, after packaging, electrolyte is injected into the inside of protective film, then the fourth edge (i.e. top sealing edge) is packaged, also called top sealing operation, thus completes the first packaging of soft package battery, finally the middle part of protective film is punctured to carry out vacuum extraction, and the middle part position is packaged for the second time, also called final sealing operation.

[0003] At present, most manufacturers will use top sealing equipment to perform top sealing operation on soft package battery, when operating, first place soft package battery on the clamp of top sealing equipment, then push the clamp to packaging position, finally use heat sealing mechanism to heat seal the top sealing edge of soft package battery, so as to complete top sealing operation.

[0004] However, the two tab ears of existing soft package battery extend outward from the edge of top sealing, in the process of pushing clamp, if the two tab ears are biased up and down, interference with heat sealing mechanism is likely to occur, which leads to the failure of top sealing operation. SUMMARY

[0005] In order to overcome the shortcomings and deficiencies in the prior art, the purpose of the utility model is to design a kind of top sealing equipment of soft package battery, which can make tab ear pass through top sealing area smoothly, so as to avoid the problem of interference, and ensure that top sealing operation is effectively carried out.

[0006] To achieve the above purpose, the utility model provides a kind of top sealing equipment of soft package battery, including: cabinet, clamp and heat sealing mechanism, the clamp and heat sealing mechanism are all arranged in cabinet, the heat sealing mechanism is equipped with top sealing area, the clamp includes: positioning seat and push driving device, the positioning seat is equipped with the receiving area that can move between an initial position and a processing position, the initial position and processing position are arranged with front and back interval, when the receiving area is located in processing position, the top sealing area is located in receiving area, the push driving device is driven connection with positioning seat to drive positioning seat to move along front and back direction, the clamp further includes: lifting seat and lifting driving device, the push driving device is arranged in lifting seat, the lifting driving device is driven connection with lifting seat to drive lifting seat to move along up and down direction.

[0007] Further, the positioning seat comprises a receiving plate, a pressing block, at least two side blocks, a limiting block and at least two tab frames, the upper surface of the receiving plate is provided with a receiving area, the pushing driver is drivingly connected with the receiving plate to drive the receiving plate to move in the front-rear direction, the limiting block, the tab frame and the two side blocks are respectively located at the front side, the rear side, the left side and the right side of the receiving area, the pressing block is located directly above the receiving area, the two tab frames are arranged with a left-right spacing, the receiving plate is provided with a heat sealing hole penetrating through the upper and lower parts, and when the receiving area is located at a processing position, the heat sealing hole is located directly below the top sealing area. Wherein, the tab frame can position the tab of the soft-pack battery to avoid left-right deviation of the tab.

[0008] Further, the pressing block, the side block, the limiting block and the tab frame are detachably installed on the upper surface of the receiving plate. Wherein, the size of the receiving area can be changed by adjusting the positions of the above components, so that the positioning seat can fix soft-pack batteries of different sizes, and the applicability is improved.

[0009] Further, the pushing driver comprises a pushing cylinder, a pushing sliding rail and a pushing sliding block, the cylinder body of the pushing cylinder and the pushing sliding rail are fixed to the lifting seat, the pushing cylinder piston rod and the pushing sliding rail are arranged in the front-rear direction, the pushing cylinder piston rod and the pushing sliding block are fixedly connected with the receiving plate, and the pushing sliding block is slidingly matched with the pushing sliding rail. Wherein, the cooperation of the pushing sliding block and the pushing sliding rail can make the movement of the receiving plate more stable.

[0010] Further, the lifting driver comprises a lifting cylinder, a lifting guide sleeve and a lifting frame, the cylinder body of the lifting cylinder and the lifting guide sleeve are fixed to the case, the lifting frame is provided with a lifting guide rod, the piston rod of the lifting cylinder and the lifting guide rod are arranged in the up-down direction, the piston rod of the lifting cylinder and the lifting frame are fixedly connected with the lifting seat, and the lifting guide sleeve is sleeved on the lifting guide rod. Wherein, the cooperation of the lifting guide sleeve and the lifting guide rod can make the movement of the lifting seat more stable.

[0011] Further, the heat sealing mechanism comprises a lower sealing seat, an upper sealing seat, a heat sealing driver and a supporting frame, the lower sealing seat and the supporting frame are fixed to the case, the heat sealing driver is arranged in the supporting frame, the upper sealing seat is arranged opposite to the lower sealing seat in the up-down direction, the top sealing area is located between the upper sealing seat and the lower sealing seat, the heat sealing driver is drivingly connected with the upper sealing seat to drive the upper sealing seat to move in the up-down direction, and when the receiving area is located at a processing position, the lower sealing seat is inserted into the heat sealing hole. Wherein, the heat sealing hole is arranged to avoid the lower sealing seat, so that the receiving area can reach directly above the lower sealing seat.

[0012] Further, the lower sealing seat comprises a lower heat sealing strip and a lower pressing strip, the lower heat sealing strip is located at the front side of the lower pressing strip; the upper sealing seat comprises an upper heat sealing strip and an upper pressing strip, the upper heat sealing strip is located at the front side of the upper pressing strip; the lower heat sealing strip and the upper heat sealing strip are arranged oppositely in the up-down direction, the top sealing area is located between the lower heat sealing strip and the upper heat sealing strip, the lower pressing strip and the upper pressing strip are arranged oppositely in the up-down direction, when the holding area is located at the processing position, the lower pressing strip is inserted into the two tab frames, and the lower heat sealing strip is inserted into the heat sealing hole. Through cooperation of the upper pressing strip and the lower pressing strip, the tabs of the soft-pack battery can be pressed tightly, and the tabs can be prevented from being offset up and down during the top sealing operation.

[0013] Further, the heat sealing driver comprises a heat sealing cylinder, a heat sealing frame and a heat sealing guide sleeve, the cylinder body of the heat sealing cylinder and the heat sealing guide sleeve are fixed to the support frame, the heat sealing frame is provided with a heat sealing guide rod, the piston rod of the heat sealing cylinder and the heat sealing guide rod are arranged in the up-down direction, the piston rod of the heat sealing cylinder and the upper sealing seat are fixedly connected with the heat sealing frame, and the heat sealing guide sleeve is sleeved on the heat sealing guide rod. Through cooperation of the heat sealing guide sleeve and the heat sealing guide rod, the movement of the upper sealing seat can be more stable.

[0014] Further, the machine case comprises a base and a case body, the case body, the clamp and the heat sealing mechanism are arranged on the upper surface of the base, and the heat sealing mechanism is arranged in the interior of the case body. Through arrangement of the heat sealing mechanism in the interior of the case body, the human body can be prevented from being close to the heat sealing mechanism, and safety is improved.

[0015] After the above technical scheme is adopted, beneficial effects are as follows: the top sealing equipment of the utility model utilizes the holding area of the positioning seat to hold the soft-pack battery, utilizes the lifting driver to drive the lifting seat to ascend when the soft-pack battery is transmitted, drives the positioning seat to ascend in this way, in the process that the pushing driver drives the positioning seat to move backward, the tabs of the soft-pack battery can bypass the top sealing area of the heat sealing mechanism from above, thereby avoiding the problem that the tabs interfere with the heat sealing mechanism, and ensuring that the top sealing operation is effectively performed. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a schematic view of the top sealing equipment related to the utility model;

[0017] Figure 2 It is an internal view of the top sealing equipment related to the utility model;

[0018] Figure 3 It is a schematic view of the clamp related to the utility model;

[0019] Figure 4 It is a schematic view of the heat sealing mechanism related to the utility model.

[0020] The accompanying drawings are marked as follows: 100, soft-pack battery; 1, chassis; 11, base; 12, box body; 2, clamp; 21, positioning seat; 211, supporting plate; 2110, heat sealing hole; 212, pressing block; 213, side block; 214, limit block; 215, tab frame; 22, pushing driver; 221, pushing cylinder; 222, pushing slide rail; 223, pushing slider; 23, lifting seat; 24, lifting driver; 241, lifting cylinder; 242, lifting guide sleeve; 243, lifting frame; 3, heat sealing mechanism; 31, lower sealing seat; 311, lower heat sealing strip; 312, lower pressing strip; 32, upper sealing seat; 321, upper heat sealing strip; 322, upper pressing strip; 33, heat sealing driver; 331, heat sealing cylinder; 332, heat sealing frame; 333, heat sealing guide sleeve; 34, support frame. DETAILED DESCRIPTION

[0021] The technical solution of the present invention is further described below by way of embodiments:

[0022] The utility model provides a top sealing device for soft pack batteries, such as Figure 1 As shown, the top-sealing device includes: a chassis 1, a fixture 2 and a heat-sealing mechanism 3. The fixture 2 and the heat-sealing mechanism 3 are both arranged in the chassis 1. The fixture 2 is provided with a receiving area that can be moved between an initial position and a processing position. The initial position and the processing position are arranged in a front-to-back spacing. The receiving area is used to receive the soft-pack battery 100. The heat-sealing mechanism 3 is provided with a top-sealing area. When the receiving area is in the processing position, the top-sealing area is located in the receiving area, and the top-sealing edge of the soft-pack battery 100 is located in the top-sealing area. During operation, the user can place the soft-pack battery 100 in the receiving area of ​​the fixture 2 and fix the soft-pack battery 100 at the same time. The fixture 2 transfers the soft-pack battery 100 from the initial position to the processing position from front to back. The top-sealing edge of the soft-pack battery 100 is located in the top-sealing area. The heat-sealing mechanism 3 heat-presses the top-sealing edge to form a seal, thereby completing the top-sealing operation. Then the heat-sealing mechanism 3 releases the top-sealing edge, and the fixture 2 transfers the soft-pack battery 100 from the processing position to the initial position.

[0023] Specifically, the chassis 1 includes a base 11 and a housing 12. The housing 12, the clamp 2, and the heat-sealing mechanism 3 are all disposed on the upper surface of the base 11. The heat-sealing mechanism 3 is disposed inside the housing 12. When in operation, the heat-sealing mechanism 3 performs a top-sealing operation on the soft-pack battery 100 inside the housing 12.

[0024] Specifically, if Figure 2As shown, the clamp 2 comprises a positioning seat 21, a pushing driver 22, a lifting seat 23 and a lifting driver 24. The positioning seat 21 is provided with a receiving area. The pushing driver 22 is drivingly connected with the positioning seat 21 to drive the positioning seat 21 to move in the front-rear direction. The pushing driver 22 is arranged on the lifting seat 23. The lifting driver 24 is drivingly connected with the lifting seat 23 to drive the lifting seat 23 to move in the up-down direction. In operation, the soft-pack battery 100 is first fixed on the positioning seat 21. Then, the lifting driver 24 is used to drive the lifting seat 23 to ascend and drive the positioning seat 21 to ascend. Then, the pushing driver 22 is used to drive the positioning seat 21 to move towards the heat sealing mechanism 3, so that the tab of the soft-pack battery 100 passes over the top sealing area from above, and the top sealing edge of the soft-pack battery 100 reaches directly above the top sealing area. Then, the lifting driver 24 is used to drive the lifting seat 23 to descend and drive the positioning seat 21 to descend, so that the top sealing edge of the soft-pack battery 100 reaches the top sealing area. After the top sealing operation is completed, the positioning seat 21 is moved reversely along the above-mentioned path to return to the initial position.

[0025] More specifically, as shown in the figures, Figure 3 The positioning seat 21 comprises a receiving plate 211, a pressing block 212, two side blocks 213, a limiting block 214 and two tab frames 215. The upper surface of the receiving plate 211 is provided with a receiving area. The pushing driver 22 is drivingly connected with the receiving plate 211 to drive the receiving plate 211 to move in the front-rear direction. The pressing block 212, the side blocks 213, the limiting block 214 and the tab frames 215 are detachably mounted on the upper surface of the receiving plate 211. The limiting block 214, the tab frames 215 and the two side blocks 213 are respectively located at the front side, the rear side, the left side and the right side of the receiving area. The pressing block 212 is located directly above the receiving area. The two tab frames 215 are arranged with a left-right spacing. The receiving plate 211 is provided with a heat sealing hole 2110 penetrating through the upper and lower surfaces thereof. When the receiving area is located at the processing position, the heat sealing hole 2110 is located directly below the top sealing area. When the soft-pack battery 100 is fixed, the soft-pack battery 100 is placed on the receiving area. The limiting block 214 and the tab frames 215 limit the front end and the rear end of the soft-pack battery 100 respectively. The two side blocks 213 limit the left end and the right end of the soft-pack battery 100 respectively. The pressing block 212 is in contact with the upper surface of the soft-pack battery 100 and presses the soft-pack battery 100 tightly. The top sealing edge of the soft-pack battery 100 is located directly above the heat sealing hole 2110. The two tabs of the soft-pack battery 100 are respectively located in the two tab frames 215. When the soft-pack battery 100 of different models is fixed, the positions of the two side blocks 213, the limiting block 214 and the two tab frames 215 can be adjusted, so that the size of the receiving area matches the size of the soft-pack battery 100.

[0026] In this embodiment, the pressing block 212, the side blocks 213, the limiting block 214 and the tab frames 215 are mounted on the upper surface of the receiving plate 211 by means of locking screws.

[0027] Although both the side blocks 213 and the tab frames 215 are two in the present embodiment, they can also be three or more in other embodiments.

[0028] More specifically, the pushing driver 22 comprises a pushing cylinder 221, a pushing slide rail 222 and a pushing slide block 223, the cylinder body of the pushing cylinder 221 and the pushing slide rail 222 are both fixed to the lifting seat 23, the piston rod of the pushing cylinder 221 and the pushing slide rail 222 are both arranged in the front-rear direction, the piston rod of the pushing cylinder 221 and the pushing slide block 223 are both fixedly connected with the bearing plate 211, and the pushing slide block 223 is in sliding fit with the pushing slide rail 222. When the soft-pack battery 100 is being transported, the bearing plate 211 is driven to move in the front-rear direction by the pushing cylinder 221.

[0029] In the present embodiment, both the pushing slide rail 222 and the pushing slide block 223 are two, the two pushing slide rails 222 are arranged at a left-right interval, and the two pushing slide blocks 223 are in sliding fit with the two pushing slide rails 222 respectively.

[0030] More specifically, the lifting driver 24 comprises a lifting cylinder 241, a lifting guide sleeve 242 and a lifting frame 243, the cylinder body of the lifting cylinder 241 and the lifting guide sleeve 242 are both fixed to the cabinet 1, the lifting frame 243 is provided with a lifting guide rod, the piston rod of the lifting cylinder 241 and the lifting guide rod are both arranged in the up-down direction, the piston rod of the lifting cylinder 241 and the lifting frame 243 are both fixedly connected with the lifting seat 23, and the lifting guide sleeve 242 is in ring fit with the lifting guide rod. When the soft-pack battery 100 is being transported, the lifting seat 23 is driven to move in the up-down direction by the lifting cylinder 241. Specifically, both the cylinder body of the lifting cylinder 241 and the lifting guide sleeve 242 are fixed to the base 11.

[0031] In the present embodiment, both the lifting guide sleeve 242 and the lifting guide rod are two, the two lifting guide rods are arranged at a left-right interval, and the two lifting guide sleeves 242 are in ring fit with the two lifting guide rods respectively.

[0032] More specifically, please continue to refer to Figure 2As shown, the heat sealing mechanism 3 comprises a lower sealing seat 31, an upper sealing seat 32, a heat sealing driver 33 and a support frame 34, the lower sealing seat 31 and the support frame 34 are both fixed to the machine box 1, the heat sealing driver 33 is arranged on the support frame 34, the upper sealing seat 32 is arranged opposite to the lower sealing seat 31 in the up-down direction, the top sealing area is located between the upper sealing seat 32 and the lower sealing seat 31, the heat sealing driver 33 is drivingly connected with the upper sealing seat 32 to drive the upper sealing seat 32 to move along the up-down direction, and when the holding area is located at the processing position, the lower sealing seat 31 is inserted into the heat sealing hole 2110. When the top sealing operation is performed, the upper sealing seat 32 is driven to descend by the heat sealing driver 33, the upper sealing seat 32 and the lower sealing seat 31 cooperate to press and heat the top sealing edge of the soft package battery 100, so that the top sealing edge is sealed. Specifically, the lower sealing seat 31 and the support frame 34 are both fixed to the base 11.

[0033] More specifically, as shown in the figures, Figure 4 The lower sealing seat 31 comprises a lower heat sealing strip 311 and a lower pressing strip 312, the lower heat sealing strip 311 is located at the front side of the lower pressing strip 312; the upper sealing seat 32 comprises an upper heat sealing strip 321 and an upper pressing strip 322, the upper heat sealing strip 321 is located at the front side of the upper pressing strip 322; the lower heat sealing strip 311 and the upper heat sealing strip 321 are arranged opposite to each other in the up-down direction, and the top sealing area is located between the lower heat sealing strip 311 and the upper heat sealing strip 321; the lower pressing strip 312 and the upper pressing strip 322 are arranged opposite to each other in the up-down direction, and when the holding area is located at the processing position, the lower pressing strip 312 is inserted into the two tab frames 215, and the lower heat sealing strip 311 is inserted into the heat sealing hole 2110. When the top sealing operation is performed, the lower heat sealing strip 311 and the upper heat sealing strip 321 cooperate to press and heat the top sealing edge of the soft package battery 100, and the lower pressing strip 312 and the upper pressing strip 322 cooperate to clamp the tabs of the soft package battery 100.

[0034] More specifically, the heat sealing driver 33 comprises a heat sealing cylinder 331, a heat sealing frame 332 and a heat sealing guide sleeve 333, the cylinder body of the heat sealing cylinder 331 and the heat sealing guide sleeve 333 are both fixed to the support frame 34, the heat sealing frame 332 is provided with a heat sealing guide rod, the piston rod of the heat sealing cylinder 331 and the heat sealing guide rod are both arranged along the up-down direction, the piston rod of the heat sealing cylinder 331 and the upper sealing seat 32 are both fixedly connected with the heat sealing frame 332, and the heat sealing guide sleeve 333 is annularly sleeved on the heat sealing guide rod. When the top sealing operation is performed, the heat sealing frame 332 is driven to move along the up-down direction by the heat sealing cylinder 331, so as to drive the upper sealing seat 32 to move along the up-down direction.

[0035] In this embodiment, the heat sealing guide sleeve 333 and the heat sealing guide rod are both two, the two heat sealing guide rods are arranged with a left-right spacing, and the two heat sealing guide sleeves 333 are respectively annularly sleeved on the two heat sealing guide rods.

Claims

1. A top sealing apparatus of a pouch battery, comprising: The utility model provides a machine case, clamp and heat seal mechanism, the clamp and heat seal mechanism are all arranged in machine case, the heat seal mechanism is equipped with top seal area, the clamp includes: positioning seat and push driver, the positioning seat is equipped with and can move between an initial position and a processing position and holds area, the initial position and processing position are arranged in front and back interval, when holding area is located in processing position, top seal area is located in holding area, push driver is driven with positioning seat and drives positioning seat to move along front and back direction, its characterized in that: the clamp still includes: lift seat and lift driver, push driver is arranged in lift seat, lift driver is driven with lift seat and drives lift seat to move along up and down direction. 2.The top sealing apparatus of the pouch battery according to claim 1, characterized in that: The positioning seat includes: holding plate, pressing block, at least two side blocks, limiting block and at least two tab frames, the upper surface of the holding plate is provided with a holding area, the push driver is drivingly connected with the holding plate to drive the holding plate to move along the front and back directions, the limiting block, the tab frames and the two side blocks are respectively located at the front side, the rear side, the left side and the right side of the holding area, the pressing block is located directly above the holding area, the two tab frames are arranged in left and right interval, the holding plate is provided with a heat seal hole penetrating through up and down, when the holding area is located in the processing position, the heat seal hole is located directly below the top seal area. 3.The top sealing apparatus of the pouch battery of claim 2, characterized in that: The pressing block, side block, limiting block and tab frame are detachably mounted on the upper surface of the holding plate. 4.The top sealing apparatus of the pouch battery of claim 2, characterized in that: The push driver includes: a push cylinder, a push sliding rail and a push sliding block, the cylinder body of the push cylinder and the push sliding rail are fixed to the lift seat, the push cylinder piston rod and the push sliding rail are arranged along the front and back directions, the push cylinder piston rod and the push sliding block are fixedly connected with the holding plate, and the push sliding block is slidingly fitted with the push sliding rail. 5.The top sealing apparatus of the pouch battery of claim 2, wherein: The lift driver includes: a lift cylinder, a lift guide sleeve and a lift frame, the cylinder body of the lift cylinder and the lift guide sleeve are fixed to the machine case, the lift frame is provided with a lift guide rod, the lift cylinder piston rod and the lift guide rod are arranged along the up and down directions, the lift cylinder piston rod and the lift frame are fixedly connected with the lift seat, and the lift guide sleeve is sleeved on the lift guide rod. 6.The top sealing apparatus of the pouch battery of claim 2, characterized in that: The heat seal mechanism includes: a lower seal seat, an upper seal seat, a heat seal driver and a support frame, the lower seal seat and the support frame are fixed to the machine case, the heat seal driver is arranged in the support frame, the upper seal seat is arranged opposite to the lower seal seat along the up and down directions, the top seal area is located between the upper seal seat and the lower seal seat, the heat seal driver is drivingly connected with the upper seal seat to drive the upper seal seat to move along the up and down directions, and when the holding area is located in the processing position, the lower seal seat is inserted into the heat seal hole. 7.The top sealing apparatus of the pouch battery of claim 6, characterized in that: The lower seal seat includes: a lower heat seal strip and a lower pressing strip, the lower heat seal strip is located at the front side of the lower pressing strip; the upper seal seat includes: an upper heat seal strip and an upper pressing strip, the upper heat seal strip is located at the front side of the upper pressing strip; the lower heat seal strip and the upper heat seal strip are arranged opposite to each other along the up and down directions, the top seal area is located between the lower heat seal strip and the upper heat seal strip, the lower pressing strip and the upper pressing strip are arranged opposite to each other along the up and down directions, when the holding area is located in the processing position, the lower pressing strip is inserted into the two tab frames, and the lower heat seal strip is inserted into the heat seal hole. 8.The top sealing apparatus of the pouch battery of claim 6, wherein: The heat sealing driver comprises a heat sealing cylinder, a heat sealing frame and a heat sealing guide sleeve, the cylinder body of the heat sealing cylinder and the heat sealing guide sleeve are fixed to a support frame, the heat sealing frame is provided with a heat sealing guide rod, the piston rod of the heat sealing cylinder and the heat sealing guide rod are arranged in the up-down direction, the piston rod of the heat sealing cylinder and the upper sealing seat are fixedly connected with the heat sealing frame, and the heat sealing guide sleeve is sleeved on the heat sealing guide rod. 9.The top sealing apparatus of the pouch battery of claim 1, wherein: The case comprises a base and a box body, the box body, the clamp and the heat sealing mechanism are arranged on the upper surface of the base, and the heat sealing mechanism is arranged in the interior of the box body.

Images