CN210653750U - Film-wrapping and edge-folding device of square lithium battery - Google Patents
Film-wrapping and edge-folding device of square lithium battery Download PDFInfo
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- CN210653750U CN210653750U CN201921514370.1U CN201921514370U CN210653750U CN 210653750 U CN210653750 U CN 210653750U CN 201921514370 U CN201921514370 U CN 201921514370U CN 210653750 U CN210653750 U CN 210653750U
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- lithium battery
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- square lithium
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model relates to the technical field of lithium ion battery production equipment, and discloses a film-coating edge folding device of a square lithium battery, which comprises a frame and a bracket component, wherein the bracket component comprises a middle bracket and two side frames, the bracket and the frame are connected in a sliding way along the Z direction, the bracket is connected with a second cylindrical roller with a bus in the Z direction in a rolling way, and the first cylindrical roller is butted on the Y-direction bottom surface of the square lithium battery in a rolling way; the side frame is connected with the rack in a sliding mode along the X direction, the side frame is connected with the second cylindrical roller with the bus in the Z direction in a rolling mode, the second cylindrical roller is in rolling and abutting connection with the Y-direction bottom surface of the square lithium battery, the cylindrical roller is adopted for folding the margin part of the insulating film of the square lithium battery, the laminating effect of the insulating film is good, the problems that the edges of the coated film are raised and the like are solved, and the folding qualified rate is improved.
Description
All as the field of technology
The utility model relates to a technical field of lithium cell production facility especially relates to a diolame hem device of square lithium cell.
All the above-mentioned background techniques
In the prior art, after a square lithium battery is manufactured, in order to prevent the surface of the battery from being scratched in the subsequent transportation and assembly processes and also prevent the battery from leaking electricity, an insulating film with single-side viscosity needs to be wrapped on the surface of the battery, as shown in fig. 6-8, a margin L with a length longer than a side face is reserved on one side of the bottom face of the battery on the insulating film 150, after the four side faces of the battery are wrapped by a wrapping machine, the margin L of the insulating film 150 needs to be folded to be attached to the bottom face of the battery, the existing folding tool is a right-angle folding plate, the insulating film 150 is often warped when folded, the product percent of pass is low, the folding insulating film 150 is easily damaged, the folding equipment is frequently clamped and the like, and the production efficiency is affected.
All kinds of practical novel contents
The utility model aims at providing a diolame hem device of square lithium cell, the insulating film laminating is respond well, can not stick up the limit, has improved the hem qualification rate, has improved the direct rate of product, reduces artifical repair cost, has practical convenient, advantage with low costs.
In order to realize the purpose of the utility model, the utility model discloses a technical scheme be: a film-wrapping edge-folding device for a square lithium battery comprises a rack and a support assembly, wherein the support assembly comprises a middle support and side frames at two sides, the support and the rack are connected in a sliding mode along the Z direction, the support is connected with a second cylindrical roller with a bus in the Z direction in a rolling mode, and the first cylindrical roller is abutted to the Y-direction bottom surface of the square lithium battery in a rolling mode; the side frame is connected with the rack in a sliding mode along the X direction, a second cylindrical roller with a Z-direction bus is connected to the side frame in a rolling mode, and the second cylindrical roller is in rolling contact with the Y-direction bottom face of the square lithium battery; the rolling distance of the first cylindrical roller and the rolling distance of the second cylindrical roller are both larger than the margin length of the insulating film on the Y-direction bottom surface of the square lithium battery.
According to the further technical scheme, an adjusting rod used for adjusting the Y-direction distance between the rack and the square lithium battery is connected to the rack.
Preferably, the bracket and the rack are in sliding connection in a Z-direction sliding groove mode.
Preferably, the side frame and the frame are slidably connected through an X-direction sliding groove.
Preferably, a first air cylinder for driving the support to move is arranged on the frame.
Preferably, the frame is provided with a second cylinder for driving the side frame to move.
Preferably, the adjusting rod is provided with a Y-direction linear power device.
The utility model has the advantages that:
compared with the prior art, the utility model discloses a cylinder gyro wheel carries out the hem to the surplus part of the insulating film of square lithium cell, and the laminating of the surplus part of insulating film is on the bottom surface of square lithium cell behind the hem, and the insulating film laminating is respond well, can not stick up the limit, has improved the qualification rate of hem process and the direct rate of product, reduces the manual repair cost, has practical convenient, advantage with low costs.
Description of the drawings
Fig. 1 is an axial schematic view of a preferred embodiment of the present invention;
FIG. 2 is a schematic view of another angle of FIG. 1;
fig. 3 is a schematic front view of the preferred embodiment of the present invention;
3 FIG. 3 4 3 is 3 a 3 schematic 3 sectional 3 view 3 A 3- 3 A 3 of 3 FIG. 3 3 3; 3
FIG. 5 is a schematic sectional view taken along line B-B of FIG. 3;
FIG. 6 is a schematic view of a margin of an insulating film on the bottom of a lithium battery before crimping;
FIG. 7 is a schematic view showing the upper and lower edges of FIG. 6 being hemmed and the left and right edges being unhemmed;
FIG. 8 is a schematic view showing the upper and lower sides, and the left and right sides of FIG. 6, which are folded;
wherein the reference numerals are: 10. a frame; 20. a support; 30. a side frame; 40. a first cylindrical roller; 50. a second cylindrical roller; 60. adjusting a rod; 70. a Z-direction chute; 80. a Z-direction slider; 90. an X-direction chute; 100. an X-direction sliding block; 110. a first cylinder; 120. a second cylinder; 130. a linear power device; 140. a square lithium battery; 150. an insulating film; 160. and Y is towards the bottom surface.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
(specific embodiments) in all cases
The preferred embodiments of the present invention are shown in fig. 1-5, which are used to supplement the description of the text part of the specification with figures, so as to facilitate the understanding of the technical features and the technical solutions as a whole of the present invention, but should not be construed as limiting the present invention. In the description of the present invention, the axial setting is based on the central axis direction in fig. 1, the X direction is the left and right directions, and the Y direction is the front and back direction; the Z direction is the up-down direction. Technical words not specifically explained may be regarded as broad meanings in the prior art.
As shown in fig. 1 to 5, a film wrapping and edge folding device for a square lithium battery includes a frame 10 and a bracket assembly, where the frame 10 may be fixed on the ground, or a Y-direction slide rail is disposed at the bottom of the frame 10 and moves in cooperation with a Y-direction slide groove of the ground, the bracket assembly includes a middle bracket 20 and two side frames 30, the number of the brackets 20 may be one or two, if there is only one bracket 20, a Z-direction slider 80 is disposed on the bracket 20, a Z-direction slide groove 70 is disposed on the frame 10, the Z-direction slider 80 and the Z-direction slide groove 70 are in sliding connection with each other, a horizontal U-shaped opening is disposed on the bracket 20, two sides of the horizontal U-shaped opening are in rolling connection with a first cylindrical roller 40 whose bus is Z-direction, in the process that the bracket 20 slides from top to bottom along the frame 10, the first cylindrical roller 40 rolls and abuts against a Y-direction bottom surface 160 of the square lithium battery 140, and the first cylindrical, the margin length L of the insulating film 150 at the upper edge is attached to the Y-direction bottom surface 160 of the square lithium battery 140 in a folding mode, in the process that the support 20 slides along the rack 10 from bottom to top, the first cylindrical roller 40 rolls and abuts against the Y-direction bottom surface 160 of the square lithium battery 140, the first cylindrical roller 40 rolls upwards from the lower edge of the Y-direction bottom surface 160 of the square lithium battery 140, and the margin length L of the insulating film 150 at the lower edge is attached to the Y-direction bottom surface 160 of the square lithium battery 140 in a folding mode; if the two supports 20 are divided into an upper support and a lower support, the two supports 20 are provided with a Z-direction slider 80, the rack 10 is provided with a Z-direction sliding slot 70, the Z-direction slider 80 is in sliding connection with the Z-direction sliding slot 70 in a matching manner, the upper support and the lower support are respectively provided with a horizontal U-shaped opening, two sides of the horizontal U-shaped opening are in rolling connection with a first cylindrical roller 40 with a bus in an X-direction, in the process that the upper support 20 slides along the rack 10 from top to bottom, the first cylindrical roller 40 is in rolling contact with a Y-direction bottom surface 160 of the square lithium battery 140, the first cylindrical roller 40 rolls downwards from the upper edge of the Y-direction bottom surface 160 of the square lithium battery 140, the margin length L of the insulating film 150 at the upper edge is in folding contact with the Y-direction bottom surface 160 of the square lithium battery 140, in the process that the lower support 20 slides along the rack 10 from bottom to top, the first cylindrical, the first cylindrical roller 40 rolls upward from the lower edge of the Y-direction bottom surface 160 of the lithium rectangular battery 140, and the margin length L of the insulating film 150 at the lower edge is folded and attached to the Y-direction bottom surface 160 of the lithium rectangular battery 140. The number of the side frames 30 can be one or two, if there is only one side frame 30, the side frame 30 is provided with an X-direction slider 100, the rack 10 is provided with an X-direction sliding slot 90, the side frames 30 and the rack 10 are mutually matched and slidably connected along the X direction, the side frames 30 are provided with vertical U-shaped openings, the upper and lower ends of the vertical U-shaped openings are connected with second cylindrical rollers 50 with the bus in the Z direction in a rolling manner, in the process that the side frames 30 slide along the rack 10 from left to right, the second cylindrical rollers 50 are in rolling contact with the Y-direction bottom surface 160 of the square lithium battery 140, the second cylindrical rollers 50 roll from left to right from the left edge of the Y-direction bottom surface 160 of the square lithium battery 140, the margin length L of the insulating film 150 at the left edge is attached to the Y-direction bottom surface 160 of the square lithium battery 140 in a folding manner, in the process that the side frames 30 slide along the rack 10 from right to left, the margin length L of the insulating film 150 at the right edge is folded and attached to the Y-direction bottom surface 160 of the square lithium battery 140; if the two side frames 30 are divided into a left side frame and a right side frame, the left side frame and the right side frame are respectively provided with an X-direction slider 100, the left side of the frame 10 is provided with an X-direction chute 90, the X-direction slider 100 and the X-direction chute 90 are mutually matched and slidably connected, the left side frame and the right side frame are respectively provided with a vertical U-shaped opening, the upper end and the lower end of the vertical U-shaped opening are connected with a second cylindrical roller 50 with a Z-direction bus in a rolling manner, in the process that the left side frame slides along the frame 10 from left to right, the second cylindrical roller 50 is in rolling contact with the Y-direction bottom surface 160 of the square lithium battery 140, the second cylindrical roller 50 rolls from the left edge of the Y-direction bottom surface 160 of the square lithium battery 140 to right, the margin length L of the insulating film 150 at the left edge is folded and attached to the Y-direction bottom surface 160 of the square lithium battery 140, in the process that the right side frame, the second cylindrical roller 50 rolls leftward from the right edge of the Y-direction bottom surface 160 of the lithium rectangular battery 140, and the margin length L of the insulating film 150 at the right edge is folded and attached to the Y-direction bottom surface 160 of the lithium rectangular battery 140. The rolling distance of the first cylindrical roller 40 and the second cylindrical roller 50 is greater than the margin length L of the insulating film 150 on the Y-direction bottom surface 160 of the square lithium battery 140, and in the rolling process of the first cylindrical roller 40 and the second cylindrical roller 50, the outer surface of the rollers gradually rolls the insulating film 150, so that the insulating film 150 is gradually attached to the Y-direction bottom surface 160, and the insulating film 150 cannot fluctuate to generate undesirable phenomena such as edge warping and wrinkling. The actuation sequence of the bracket 20 and the side frame 30 can be changed without affecting the edge folding effect. The utility model discloses a cylinder gyro wheel carries out the hem to the surplus part of square lithium cell 140's insulating film 150, and the laminating of the surplus part of insulating film 150 is on square lithium cell 140's bottom surface behind the hem, and insulating film 150 laminating is respond well, can not stick up the limit, has improved the hem qualification rate, has improved the through rate of product, reduces the manual repair cost, has practical convenient, advantage with low costs.
Further technical scheme, the frame 10 is connected with an adjusting rod 60 for adjusting the Y-direction distance between the frame 10 and the square lithium battery 140, the adjusting rod 60 is provided with a Y-direction linear power device 130, according to the type and size of the square lithium battery 140, the adjusting rod 60 can push the square lithium battery 140 to a distance suitable for edge folding along the Y-direction, the linear power device 130 can be a power member such as an air cylinder, a hydraulic cylinder or a motor, and transmits power to the Y-direction adjusting rod 60, so as to adjust the Y-direction distance between the frame 10 and the square lithium battery 140, before edge folding, the Y-direction distance between the frame 10 and the square lithium battery 140 can be enlarged, so that the square lithium battery 140 can be conveniently installed in place, during edge folding, by reducing the Y-direction distance between the frame 10 and the square lithium battery 140, the first cylindrical roller 40 and the second cylindrical roller 50 can be conveniently in rolling and abutting connection with the Y-direction, the edge folding is convenient.
In a preferred embodiment, the frame 10 is provided with a first cylinder 110 for driving the bracket 20 to move, the first cylinder 110 is mounted on the frame 10, the push-out direction of the push rod is Z-direction, the push rod of the upper bracket 20 faces downward, the push rod of the lower bracket 20 faces upward, and the push rod can slide on the Z-direction chute 70 on the frame 10 in cooperation with the bracket 20.
In the second preferred embodiment, a second cylinder 120 for driving the side frame 30 to move is disposed on the frame 10, the second cylinder 120 is mounted on the frame 10, the push-out direction of the push rod is the X direction, the push rod of the left side frame 30 faces the right, the push rod of the right side frame 20 faces the left, and the push rod is matched with the side frame 30 to slide on the X-direction chute 90 on the frame 10.
The above-mentioned embodiment is only the preferred embodiment of the present invention, not so limiting the utility model discloses an implement the scope, it should be explained that spout and slide rail carry out the position replacement, square lithium cell 140 replaces other square products etc. all according to the utility model discloses an equivalent change that shape, structure and principle were made all should be covered in the protection scope of the utility model.
Claims (7)
1. The envelope edge folding device of the square lithium battery is characterized by comprising a rack (10) and a support assembly, wherein the support assembly comprises a middle support (20) and side frames (30) at two sides, the support (20) is in sliding connection with the rack (10) along the Z direction, the support (20) is in rolling connection with a second cylindrical roller (50) with a Z-direction bus, and a first cylindrical roller (40) is in rolling contact with the Y-direction bottom surface (160) of the square lithium battery (140); the side frame (30) is connected with the rack (10) in a sliding mode along the X direction, the side frame (30) is connected with a second cylindrical roller (50) with a Z-direction bus in a rolling mode, and the second cylindrical roller (50) is abutted to the Y-direction bottom surface (160) of the square lithium battery (140) in a rolling mode; the rolling distance of the first cylindrical roller (40) and the second cylindrical roller (50) is larger than the margin length of the insulating film (150) on the Y-direction bottom surface (160) of the square lithium battery (140).
2. The envelope folding device for the square lithium battery as claimed in claim 1, wherein an adjusting rod (60) for adjusting the Y-direction distance between the frame (10) and the square lithium battery (140) is connected to the frame (10).
3. The envelope folding device for the square lithium battery as claimed in claim 1, wherein the bracket (20) and the frame (10) are connected in a sliding manner through a Z-direction sliding groove (70).
4. The envelope folding device for the lithium square battery as claimed in claim 1, wherein the side frame (30) and the frame (10) are slidably connected through an X-direction sliding groove (90).
5. The envelope folding device for the lithium square battery as claimed in claim 1, wherein the frame (10) is provided with a first cylinder (110) for driving the bracket (20) to move.
6. The envelope folding device for the lithium square battery as claimed in claim 1, wherein the frame (10) is provided with a second cylinder (120) for driving the side frame (30) to move.
7. The envelope folding device for the lithium square battery as claimed in claim 2, wherein the adjusting rod (60) is provided with a linear power device (130) in the Y direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921514370.1U CN210653750U (en) | 2019-09-11 | 2019-09-11 | Film-wrapping and edge-folding device of square lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921514370.1U CN210653750U (en) | 2019-09-11 | 2019-09-11 | Film-wrapping and edge-folding device of square lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210653750U true CN210653750U (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921514370.1U Active CN210653750U (en) | 2019-09-11 | 2019-09-11 | Film-wrapping and edge-folding device of square lithium battery |
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| CN (1) | CN210653750U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112173235A (en) * | 2020-11-30 | 2021-01-05 | 昆山鸿仕达智能科技有限公司 | Automatic film coating machine and full-automatic film coating method |
| CN112736274A (en) * | 2021-01-05 | 2021-04-30 | 欣旺达电动汽车电池有限公司 | Film coating device and film coating equipment |
-
2019
- 2019-09-11 CN CN201921514370.1U patent/CN210653750U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112173235A (en) * | 2020-11-30 | 2021-01-05 | 昆山鸿仕达智能科技有限公司 | Automatic film coating machine and full-automatic film coating method |
| CN112173235B (en) * | 2020-11-30 | 2021-02-23 | 昆山鸿仕达智能科技有限公司 | Automatic film coating machine and full-automatic film coating method |
| CN112736274A (en) * | 2021-01-05 | 2021-04-30 | 欣旺达电动汽车电池有限公司 | Film coating device and film coating equipment |
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