CN113147152A - Method for thermally pasting insulating film on battery pack shell - Google Patents
Method for thermally pasting insulating film on battery pack shell Download PDFInfo
- Publication number
- CN113147152A CN113147152A CN202110595004.9A CN202110595004A CN113147152A CN 113147152 A CN113147152 A CN 113147152A CN 202110595004 A CN202110595004 A CN 202110595004A CN 113147152 A CN113147152 A CN 113147152A
- Authority
- CN
- China
- Prior art keywords
- battery pack
- insulating film
- jig
- heating
- pack shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/0007—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding involving treatment or provisions in order to avoid deformation or air inclusion, e.g. to improve surface quality
- B32B37/003—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding involving treatment or provisions in order to avoid deformation or air inclusion, e.g. to improve surface quality to avoid air inclusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1207—Heat-activated adhesive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1207—Heat-activated adhesive
- B32B2037/1215—Hot-melt adhesive
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention relates to the field of a film pasting method, in particular to a method for pasting an insulating film on a battery pack shell in a hot pasting mode. The method comprises the following steps: (a) sequentially placing an insulating film and a battery pack shell into a jig on a heating substrate, wherein a positioning groove of the jig is matched with the battery pack shell, after the insulating film is pressed into the jig, bending the part of the insulating film exceeding the jig so that the bent insulating film is attached to two bent sides of the battery pack shell, and the flat part of the insulating film is attached to the plane of the jig; gluing between the insulating film and the battery pack shell; (b) and then, covering the heating cover plate on the battery pack shell, clamping the battery pack by the heating base plate and the heating cover plate, and fixedly connecting the heating cover plate and the heating base plate together through screws. The invention heats the jig, thereby melting the glue. The melted glue can eliminate air bubbles between the insulating film and the battery pack shell, and the uniformity and the adhesion degree of the battery pack film are improved.
Description
Technical Field
The invention relates to the field of a film pasting method, in particular to a method for pasting an insulating film on a battery pack shell in a hot pasting mode.
Background
After the aluminum casing of the battery pack is produced and molded, an insulating film needs to be attached thereto. The existing film is cold pasted by glue, but the film pasting mode cannot eliminate bubbles, and the adhesion degree and the uniformity of the film pasting are not ideal.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to solve the defects that the existing battery pack film has bubbles and is not ideal in adhesion degree and uniformity, the invention provides a method for thermally pasting an insulating film on a battery pack shell, which is used for heating a jig so as to melt glue. The melted glue can eliminate air bubbles between the insulating film and the battery pack shell, and the uniformity and the adhesion degree of the battery pack film are improved.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a method for thermally pasting an insulating film on a battery pack shell comprises the following steps:
(a) sequentially placing an insulating film and a battery pack shell into a jig on a heating substrate, wherein a positioning groove of the jig is matched with the battery pack shell, after the insulating film is pressed into the jig, bending the part of the insulating film exceeding the jig so that the bent insulating film is attached to two bent sides of the battery pack shell, and the flat part of the insulating film is attached to the plane of the jig; gluing between the insulating film and the battery pack shell;
(b) then, covering the heating cover plate on the battery pack shell, clamping the battery pack by the heating base plate and the heating cover plate, and fixedly connecting the heating cover plate and the heating base plate together through screws;
(c) then heating the base plate and the heating cover plate to heat the jig to 120-200 ℃, keeping for 3-25 minutes, melting glue between the insulating film and the battery pack shell, and cooling the jig by water cooling;
(d) finally, the screw is removed, the heating cover plate is opened, and the battery with the insulating film attached is taken out from the jig.
Specifically, heating rods are arranged in the heating substrate and the heating cover plate.
Specifically, in the step (c), the jig is heated to 165 ℃.
Specifically, in the step (c), the heating time is 20 minutes.
Specifically, in the step (b), the heating cover plate and the heating base plate are fixedly connected together by using 6 screws of M10 through 25n × M torque.
Specifically, a foaming plate is fixed on the jig, and two layers of Teflon are arranged on the foaming plate.
The invention has the beneficial effects that: the invention provides a method for thermally pasting an insulating film on a battery pack shell, which is used for heating a jig so as to melt glue. The melted glue can eliminate air bubbles between the insulating film and the battery pack shell, and the uniformity and the adhesion degree of the battery pack film are improved.
Detailed Description
A method for thermally pasting an insulating film on a battery pack shell comprises the following steps:
(a) sequentially placing an insulating film and a battery pack shell into a jig on a heating substrate, wherein a positioning groove of the jig is matched with the battery pack shell, after the insulating film is pressed into the jig, bending the part of the insulating film exceeding the jig so that the bent insulating film is attached to two bent sides of the battery pack shell, and the flat part of the insulating film is attached to the plane of the jig; gluing between the insulating film and the battery pack shell;
(b) then, covering the heating cover plate on the battery pack shell, clamping the battery pack by the heating base plate and the heating cover plate, and fixedly connecting the heating cover plate and the heating base plate together through screws;
(c) then heating the base plate and the heating cover plate to heat the jig to 120-200 ℃, keeping for 3-25 minutes, melting glue between the insulating film and the battery pack shell, and cooling the jig by water cooling;
(d) finally, the screw is removed, the heating cover plate is opened, and the battery with the insulating film attached is taken out from the jig.
Specifically, heating rods are arranged in the heating substrate and the heating cover plate.
In the step (c), the heating temperature of the jig is 165 ℃.
In step (c), the heating time was 20 minutes.
In step (b), the heating cover plate and the heating base plate were fixedly connected together by means of 6 screws M10 with a torque of 25n × M.
A foaming plate is fixed on the jig, and two layers of Teflon are arranged on the foaming plate.
The first embodiment is as follows:
a method for thermally pasting an insulating film on a battery pack shell comprises the following steps:
(a) sequentially placing an insulating film and a battery pack shell into a jig on a heating substrate, wherein a positioning groove of the jig is matched with the battery pack shell, when the insulating film is pressed into the jig, the part of the insulating film, which exceeds the jig, is bent, the bent part is attached to two bent sides of the battery pack shell, and the flat part of the insulating film is attached to the plane of the jig; glue is coated between the insulating film and the shell of the battery pack;
(b) then, covering the heating cover plate on the battery pack shell to enable the battery pack to be clamped between the heating base plate and the heating cover plate, and fixedly connecting the heating cover plate and the heating base plate together by using screws after the battery pack is covered; because the jig is fixed with the foaming plate which is padded on the insulating film, when the battery pack shell and the insulating film extrude the foaming plate, the battery pack shell and the insulating film can be attached more comfortably by utilizing the characteristics of the foaming plate.
(c) Then heating the base plate and the heating cover plate to heat the jig to 120 ℃, keeping for 25 minutes, melting glue between the insulating film and the battery pack shell, and cooling the jig by water cooling;
(d) and finally, the screw is detached, the heating cover plate is opened, and the battery pack pasted with the film is taken out from the jig.
Example two:
a method for thermally pasting an insulating film on a battery pack shell comprises the following steps:
(a) sequentially placing an insulating film and a battery pack shell into a jig on a heating substrate, wherein a positioning groove of the jig is matched with the battery pack shell, when the insulating film is pressed into the jig, the part of the insulating film, which exceeds the jig, is bent, the bent part is attached to two bent sides of the battery pack shell, and the flat part of the insulating film is attached to the plane of the jig; glue is coated between the insulating film and the shell of the battery pack;
(b) then, covering the heating cover plate on the battery pack shell to enable the battery pack to be clamped between the heating base plate and the heating cover plate, and fixedly connecting the heating cover plate and the heating base plate together by using screws after the battery pack is covered; because the jig is fixed with the foaming plate which is padded on the insulating film, when the battery pack shell and the insulating film extrude the foaming plate, the battery pack shell and the insulating film can be attached more comfortably by utilizing the characteristics of the foaming plate.
(c) Heating the base plate and the heating cover plate to heat the jig to 165 ℃, keeping for 20 minutes, melting glue between the insulating film and the battery pack shell, and cooling the jig by water cooling;
(d) and finally, the screw is detached, the heating cover plate is opened, and the battery pack pasted with the film is taken out from the jig.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. A method for thermally pasting an insulating film on a battery pack shell is characterized in that the film pasting process comprises the following steps:
(a) sequentially placing an insulating film and a battery pack shell into a jig on a heating substrate, wherein a positioning groove of the jig is matched with the battery pack shell, after the insulating film is pressed into the jig, bending the part of the insulating film exceeding the jig so that the bent insulating film is attached to two bent sides of the battery pack shell, and the flat part of the insulating film is attached to the plane of the jig; gluing between the insulating film and the battery pack shell;
(b) then, covering the heating cover plate on the battery pack shell, clamping the battery pack by the heating base plate and the heating cover plate, and fixedly connecting the heating cover plate and the heating base plate together through screws;
(c) then heating the base plate and the heating cover plate to heat the jig to 120-200 ℃, keeping for 3-25 minutes, melting glue between the insulating film and the battery pack shell, and cooling the jig by water cooling;
(d) finally, the screw is removed, the heating cover plate is opened, and the battery with the insulating film attached is taken out from the jig.
2. The method for heat-pasting an insulating film on a battery pack case according to claim 1, wherein: heating rods are arranged in the heating base plate and the heating cover plate.
3. The method for heat-pasting an insulating film on a battery pack case according to claim 1, wherein: in the step (c), the heating temperature of the jig is 165 ℃.
4. The method for heat-pasting an insulating film on a battery pack case according to claim 1, wherein: in the step (c), the heating time is 20 minutes.
5. The method for heat-pasting an insulating film on a battery pack case according to claim 1, wherein: in the step (b), the heating cover plate and the heating base plate are fixedly connected together by using 6 screws of M10 through 25n M torque.
6. The method for heat-pasting an insulating film on a battery pack case according to claim 1, wherein: a foaming plate is fixed on the jig, and two layers of Teflon are arranged on the foaming plate.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010802120.9A CN111890774A (en) | 2020-08-11 | 2020-08-11 | Hot film pasting process for battery pack |
| CN2020108021209 | 2020-08-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113147152A true CN113147152A (en) | 2021-07-23 |
Family
ID=73228749
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010802120.9A Pending CN111890774A (en) | 2020-08-11 | 2020-08-11 | Hot film pasting process for battery pack |
| CN202110595004.9A Pending CN113147152A (en) | 2020-08-11 | 2021-05-28 | Method for thermally pasting insulating film on battery pack shell |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010802120.9A Pending CN111890774A (en) | 2020-08-11 | 2020-08-11 | Hot film pasting process for battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN111890774A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2612808A (en) * | 2021-11-12 | 2023-05-17 | Jaguar Land Rover Ltd | Manufacture of components for vehicle batteries |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114407342A (en) * | 2021-12-20 | 2022-04-29 | 敏实汽车技术研发有限公司 | Production facility of insulating film high efficiency cutting, bending and transport |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204189888U (en) * | 2014-10-31 | 2015-03-04 | 东莞市安德丰电池有限公司 | A kind of Semi-automatic film sticking machine of battery cylindrical shell |
| CN106428750A (en) * | 2016-12-07 | 2017-02-22 | 深圳市汉匠自动化科技有限公司 | 3D film fixture |
-
2020
- 2020-08-11 CN CN202010802120.9A patent/CN111890774A/en active Pending
-
2021
- 2021-05-28 CN CN202110595004.9A patent/CN113147152A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204189888U (en) * | 2014-10-31 | 2015-03-04 | 东莞市安德丰电池有限公司 | A kind of Semi-automatic film sticking machine of battery cylindrical shell |
| CN106428750A (en) * | 2016-12-07 | 2017-02-22 | 深圳市汉匠自动化科技有限公司 | 3D film fixture |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2612808A (en) * | 2021-11-12 | 2023-05-17 | Jaguar Land Rover Ltd | Manufacture of components for vehicle batteries |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111890774A (en) | 2020-11-06 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210723 |
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| RJ01 | Rejection of invention patent application after publication |