CN111890774A - Hot film pasting process for battery pack - Google Patents
Hot film pasting process for battery pack Download PDFInfo
- Publication number
- CN111890774A CN111890774A CN202010802120.9A CN202010802120A CN111890774A CN 111890774 A CN111890774 A CN 111890774A CN 202010802120 A CN202010802120 A CN 202010802120A CN 111890774 A CN111890774 A CN 111890774A
- Authority
- CN
- China
- Prior art keywords
- battery pack
- jig
- heating
- insulating film
- 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
Links
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
Abstract
The invention relates to the field of film pasting methods, in particular to a hot film pasting process of a battery pack. 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 bottom plate, 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 glue is coated between the insulating film and the battery pack shell; (b) then covering the heating cover plate on the battery pack shell; (c) then heating the bottom plate and the heating cover plate to heat the jig to 120-200 ℃, and after keeping for 3-25 minutes, melting glue between the insulating film and the battery pack shell; (d) and taking the battery pack pasted with the film out of the jig. 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 film pasting methods, in particular to a hot film pasting process of a battery pack.
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 hot film pasting process of a battery pack, 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 hot film pasting process for a battery pack comprises the following steps:
(a) sequentially placing an insulating film and a battery pack shell into a jig on a heating bottom plate, 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 bottom plate and the heating cover plate, and fixedly connecting the heating cover plate and the heating bottom plate together by using screws after the battery pack is covered;
(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) 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.
Specifically, heating rods are arranged in the heating bottom plate 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 hot film pasting process for a battery pack, 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
The first embodiment is as follows:
a hot film pasting process for a battery pack comprises the following steps:
(a) sequentially placing an insulating film and a battery pack shell into a jig on a heating bottom plate, 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 bottom plate and the heating cover plate, and fixedly connecting the heating cover plate and the heating bottom 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 jig to 120 ℃ by heating the bottom plate and the heating cover plate, 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 hot film pasting process of a battery pack comprises the following steps:
(a) sequentially placing an insulating film and a battery pack shell into a jig on a heating bottom plate, 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 bottom plate and the heating cover plate, and fixedly connecting the heating cover plate and the heating bottom 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 jig to 165 ℃ by heating the bottom plate and the heating cover plate, 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 hot film pasting process of a battery pack is characterized by comprising the following steps:
(a) sequentially placing an insulating film and a battery pack shell into a jig on a heating bottom plate, 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 bottom plate and the heating cover plate, and fixedly connecting the heating cover plate and the heating bottom plate together by using screws after the battery pack is covered;
(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) 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.
2. The heat laminating process for the battery pack according to claim 1, wherein: heating rods are arranged in the heating bottom plate and the heating cover plate.
3. The heat laminating process for the battery pack according to claim 1, wherein: in the step (c), the heating temperature of the jig is 165 ℃.
4. The heat laminating process for the battery pack according to claim 1, wherein: in the step (c), the heating time is 20 minutes.
5. The heat laminating process for the battery pack according to claim 1, wherein: in the step (b), the heating cover plate and the heating bottom plate are fixedly connected together by using 6 screws of M10 through 25n M torque.
6. The heat laminating process for the battery pack according to claim 1, wherein: a foaming plate is fixed on the jig, and two layers of Teflon are arranged on the foaming plate.
Priority Applications (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 |
| CN202110595004.9A CN113147152A (en) | 2020-08-11 | 2021-05-28 | Method for thermally pasting insulating film on battery pack shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010802120.9A CN111890774A (en) | 2020-08-11 | 2020-08-11 | Hot film pasting process for battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111890774A true CN111890774A (en) | 2020-11-06 |
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 After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110595004.9A Pending CN113147152A (en) | 2020-08-11 | 2021-05-28 | Method for thermally pasting insulating film on battery pack shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN111890774A (en) |
Cited By (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 |
Families Citing this family (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 |
Family Cites Families (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 |
| CN106428750B (en) * | 2016-12-07 | 2018-12-28 | 深圳市汉匠自动化科技有限公司 | 3D film adhering jig |
-
2020
- 2020-08-11 CN CN202010802120.9A patent/CN111890774A/en active Pending
-
2021
- 2021-05-28 CN CN202110595004.9A patent/CN113147152A/en active Pending
Cited By (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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113147152A (en) | 2021-07-23 |
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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 | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20201106 |
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| WD01 | Invention patent application deemed withdrawn after publication |