CN112934527A - Battery casing spraying frock - Google Patents

Battery casing spraying frock Download PDF

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Publication number
CN112934527A
CN112934527A CN202110106023.0A CN202110106023A CN112934527A CN 112934527 A CN112934527 A CN 112934527A CN 202110106023 A CN202110106023 A CN 202110106023A CN 112934527 A CN112934527 A CN 112934527A
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CN
China
Prior art keywords
protrusion
groove
battery shell
battery
fixing frame
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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.)
Granted
Application number
CN202110106023.0A
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Chinese (zh)
Other versions
CN112934527B (en
Inventor
黄利明
李开波
何巍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hubei Eve Power Co Ltd
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Hubei Eve Power Co Ltd
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Filing date
Publication date
Application filed by Hubei Eve Power Co Ltd filed Critical Hubei Eve Power Co Ltd
Priority to CN202110106023.0A priority Critical patent/CN112934527B/en
Publication of CN112934527A publication Critical patent/CN112934527A/en
Application granted granted Critical
Publication of CN112934527B publication Critical patent/CN112934527B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work

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  • Sealing Battery Cases Or Jackets (AREA)

Abstract

The invention discloses a battery shell spraying tool which comprises a fixing frame, at least one sealing element and a plurality of positioning pins, wherein at least one protrusion structure is arranged on the fixing frame and comprises a first protrusion and a second protrusion, the first protrusion surrounds the outer side of the second protrusion and is spaced from the second protrusion, a closed first groove is formed between the first protrusion and the second protrusion, the shape and the size of the sealing element are matched with those of the first groove and are fixed in the first groove, a second groove for inserting the opening end of a battery shell is formed in the sealing element, a groove is formed in the inner side of the second protrusion, a plurality of first positioning holes are formed in the second protrusion, a plurality of second positioning holes are formed in the sealing element, and one end of each positioning pin penetrates through the first positioning hole and the second positioning hole and is abutted to the battery shell. The battery shell spraying tool has a good sealing effect on the battery shell, and the battery shell is very convenient to install and disassemble.

Description

Battery casing spraying frock
Technical Field
The invention relates to the technical field of batteries, in particular to a battery shell spraying tool.
Background
The surface of the battery is generally insulated and protected by wrapping a Mylar film, and along with the improvement of the requirement on the insulation and protection of the battery, an insulation and protection scheme of spraying insulating paint on the surface of an aluminum shell by adopting an electrostatic spraying mode gradually appears. Due to the need to insert the core package, the aluminum shell (cylindrical or square) has one face that is not sealed, with the risk of powder falling inside the aluminum shell during the painting process. In order to prevent the insulating powder from falling into the shell, the opening surface needs to be sealed and protected, so that a tool with good sealing performance is needed to perform spraying work on the battery shell.
Disclosure of Invention
The invention aims to provide a battery shell spraying tool which can well seal an opening of a battery shell, is simple to operate and has higher efficiency in spraying the battery shell.
In order to achieve the purpose, the invention adopts the following technical scheme:
provides a battery shell spraying tool which comprises a fixed frame, at least one sealing element and a plurality of positioning pins, the fixed frame is provided with at least one protruding structure, the protruding structure comprises a first protrusion and a second protrusion, the first bulge surrounds the outer side of the second bulge and is spaced from the second bulge, a closed first groove is formed between the first bulge and the second bulge, the seal is shaped and sized to mate with and be secured within the first groove, the sealing element is provided with a second groove for inserting the opening end of the battery shell, the inner side of the second bulge is provided with a groove, the second bulge is provided with a plurality of first positioning holes, the sealing element is provided with a plurality of second positioning holes, one end of the positioning pin penetrates through the first positioning hole and the second positioning hole and is abutted to the battery shell.
As a preferable aspect of the present invention, the first groove has a ring shape or a rectangular shape.
As a preferable aspect of the present invention, the positioning pin is in interference fit with the first positioning hole.
In a preferred embodiment of the present invention, one end of the positioning pin abutting against the battery case is chamfered.
In a preferred embodiment of the present invention, a wedge-shaped guide section is provided on a side of the sealing member contacting the inner wall of the battery case, and a thickness of the wedge-shaped guide section at a position far away from the bottom of the second groove is smaller than a thickness of the wedge-shaped guide section at a position close to the bottom of the second groove.
As a preferred scheme of the invention, the battery shell spraying tool further comprises a hanger, wherein the hanger is provided with a plurality of fixing columns, the fixing frame is provided with a plurality of through holes, and the fixing columns are inserted into the through holes to fix the fixing frame on the hanger.
As a preferable mode of the present invention, the fixing frame is provided with two of the protruding structures, and the two protruding structures are symmetrically arranged with respect to a center line of the through hole.
As a preferred scheme of the invention, the fixed frame is further provided with a plurality of blind holes, magnets are arranged in the blind holes, and the fixed frame and the hanging tool are both made of magnetic materials.
As a preferable aspect of the present invention, the fixing frame and the positioning pin are both conductors.
As a preferable aspect of the present invention, the first protrusions have a protrusion height larger than a protrusion height of the second protrusions.
The invention has the beneficial effects that:
according to the battery shell spraying tool, the first groove for installing the sealing element is formed on the fixing frame through the protrusion structure comprising the first protrusion and the second protrusion, the second groove for inserting the opening end of the battery shell is formed in the sealing element, so that the opening end of the battery shell can be well sealed, the positioning pin is in contact with the battery shell to extrude the inner wall of the battery shell, so that the battery shell is tightly attached to the sealing element, the sealing effect is improved, the positioning pin simultaneously fixes the sealing element on the fixing frame, the sealing element cannot be taken out of or deformed by the battery shell from the first groove when the battery shell is drawn out, subsequent spraying operation is facilitated, and the battery shell is very convenient to install and disassemble.
Drawings
Fig. 1 is an exploded view of a battery case spraying tool and a battery case according to an embodiment of the invention;
FIG. 2 is a side view of the fixed frame of the embodiment of FIG. 1;
FIG. 3 is a perspective view of the stationary frame and seal of the embodiment of FIG. 1;
FIG. 4 is a top view of the battery case spray coating tool of the embodiment of FIG. 1 assembled with a battery case;
FIG. 5 is a sectional view taken along line A-A of FIG. 4;
FIG. 6 is an enlarged view at B in FIG. 5;
FIG. 7 is a schematic cross-sectional view of the battery housing and seal assembly of the embodiment of FIG. 5;
FIG. 8 is a side view of the battery shell spray coating tool of the embodiment of FIG. 1 assembled with a battery shell;
FIG. 9 is a cross-sectional view taken along line C-C of FIG. 8;
FIG. 10 is a schematic view of a battery case and a hanger after assembly according to an embodiment of the invention;
FIG. 11 is a cross-sectional view taken along line D-D of FIG. 10;
fig. 12 is a top view of fig. 10.
In the figure:
1. a fixed frame; 11. a first protrusion; 110. a first trench; 12. a second protrusion; 120. a groove; 13. a first positioning hole; 14. a through hole; 15. blind holes;
2. a seal member; 20. a second trench; 21. a second positioning hole; 22. a wedge-shaped guide section; 3. positioning pins; 4. a magnet; 5. a hanger; 51. fixing a column; 100. a battery case.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the word "over" a first feature or feature in a second feature may include the word "over" or "over" the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under" a second feature may include a first feature that is directly under and obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
As shown in fig. 1 to 9, the battery case spray coating tool of the present embodiment includes a fixing frame 1, at least one sealing element 2 and a plurality of locating pins 3, at least one protruding structure is arranged on the fixing frame 1, the protruding structure comprises a first protrusion 11 and a second protrusion 12, the first protrusion 11 surrounds the outer side of the second protrusion 12 and is spaced from the second protrusion 12, a closed first groove 110 is formed between the first protrusion 11 and the second protrusion 12, the shape and the size of the sealing element 2 are matched with the first groove 110 and fixed in the first groove 110, a second groove 20 for inserting the opening end of the battery shell 100 is formed in the sealing element 2, a groove 120 is formed in the inner side of the second protrusion 12, a plurality of first locating holes 13 are formed in the second protrusion 12, a plurality of second locating holes 21 are formed in the sealing element 2, and one end of the locating pin 3 penetrates through the first locating holes 13 and the second locating holes 21 and is abutted to the battery shell 100.
The battery casing spraying frock of this embodiment has formed the first slot 110 that supplies the installation of sealing member 2 through the protruding structure that the setting includes first arch 11 and second arch 12 on fixed frame 1, the second slot 20 that inserts through the open end of offering confession battery casing 100 on sealing member 2 makes the open end of battery casing 100 can be sealed well, locating pin 3 extrudees the inner wall of battery casing 100 through contacting with battery casing 100, make battery casing 100 laminate with sealing member 2 more closely, improve sealed effect, locating pin 3 fixes sealing member 2 on fixed frame 1 simultaneously, when making take out battery casing 100, sealing member 2 can not be taken out or take place to warp from first slot 110 by battery casing 100, make things convenient for subsequent spraying operation, make the installation and the dismantlement work of battery casing 100 all very convenient.
Preferably, the first groove 110 has a circular or rectangular shape. The first groove 110 may have a ring shape or a rectangular shape by changing the shapes of the first protrusion 11 and the second protrusion 12, and may be used to fix a case of a cylindrical battery when the first groove 110 has a ring shape, and may be used to fix a case of a square battery when the first groove 110 has a rectangular shape.
Preferably, the dowel pin 3 is interference fit with the first dowel hole 13. The positioning pin 3 is placed in the groove 120 and then passes through the first positioning hole 13 and the second positioning hole 21, so that the sealing element 2 is fixed in the first groove 110, when the battery shell 100 is inserted into the second groove 20, the positioning pin 3 can be in contact with one end of the positioning pin 3, the positioning pin 3 can apply certain pressure to the inner wall of the battery shell 100, and the battery shell 100 can be better attached to the sealing element 2 to obtain better sealing effect. In this process, battery case 100 also can exert reaction force to locating pin 3, makes locating pin 3 produce the trend of moving to recess 120 one side, in order to prevent that locating pin 3 from removing, realizes locating pin 3 extrusion battery case 100's function, needs to make locating pin 3 not take place the displacement under certain atress condition, consequently sets up locating pin 3 and first locating hole 13 into interference fit, makes locating pin 3 chucking in first locating hole 13.
As shown in fig. 6, one end of the positioning pin 3 abutting the battery case 100 is further chamfered. When the battery case 100 is brought into contact with the end of the positioning pin 3, the battery case 100 can move along the inclined surface generated by the chamfering into the second groove 20 of the sealing member 2 without obstructing the entry of the battery case 100 into the second groove 20.
As shown in fig. 7, in some embodiments, the side of the sealing member 2 contacting the inner wall of the battery case 100 is provided with a wedge-shaped guide section 22, and the thickness of the wedge-shaped guide section 22 at the end away from the bottom of the second groove 20 is smaller than the thickness of the wedge-shaped guide section 22 at the end near the bottom of the second groove 20. The wedge-shaped guide section 22 creates a slope that facilitates the battery case 100 to smoothly enter the inside of the second groove 20, so that the outside of the battery case 100 does not need to be aligned, and the inside wall of the battery case 100 automatically centers the battery case 100 during the movement along the wedge-shaped guide section 22.
As shown in fig. 10 to 12, in some embodiments, the battery case spraying tool further includes a hanger 5, a plurality of fixing posts 51 are disposed on the hanger 5, a plurality of through holes 14 are disposed on the fixing frame 1, and the fixing posts 51 are inserted into the through holes 14 to fix the fixing frame 1 on the hanger 5. Since the battery case 100 needs to be sprayed in all directions in the spraying operation, the hanger 5 is provided and the battery case 100 is suspended, so that the surface of the battery case 100 can be sprayed well.
Further, two protruding structures are arranged on the fixing frame 1, and the two protruding structures are symmetrically arranged about the center line of the through hole 14. By providing two protruding structures, two battery cases 100 can be mounted on the fixing frame 1 at the same time, thereby improving the efficiency of the painting operation. The protruding structure that the symmetry set up makes the weight of fixed frame 1 both sides be close, when fixed frame 1 sets up on hanger 5, can keep balance betterly, is difficult to take place to remove, the going on of the spraying operation of being convenient for.
As shown in fig. 3 to 6, further, the fixing frame 1 is further provided with a plurality of blind holes 15, the magnets 4 are arranged in the blind holes 15, and both the fixing frame 1 and the hanging tool 5 are made of magnetic materials. The magnet 4 attracts the fixing frame 1 and the hanger 5 together by magnetic force, so that the battery case 100 is more stably hung on the hanger 5.
Preferably, the fixing frame 1 and the positioning pin 3 are both conductors. The sealing member 2 is usually made of rubber and other nonconductors, and in the electrostatic spraying process, the battery shell 100 needs to be kept grounded so as to enable charged paint particles to be uniformly adsorbed on the surface of the battery shell 100, one end of the positioning pin 3 directly contacts with the inner side wall of the battery shell 100, the positioning pin 3 contacts with the fixed frame 1, the fixed frame 1 and the positioning pin 3 are made of conductive materials, and the battery shell 100 is electrically connected with the fixed frame 1. When the fixing frame 1 is hung on the hanger 5, the grounding of the battery case 100 is achieved by grounding the hanger 5.
As shown in fig. 6, it is preferable that the first protrusion 11 has a protrusion height greater than that of the second protrusion 12, so that when the sealing member 2 is installed in the first groove 110, the sealing member 2 is pushed into the first groove 110 only after the inner side of the sealing member 2 is fitted over the first protrusion 11, and the outer side of the sealing member 2 does not need to be aligned with the second protrusion 12 when the sealing member 2 is installed, thereby simplifying the operation.
Reference throughout this specification to the description of the terms "preferred," "further," or the like, as used in describing preferred embodiments of the present invention, means that a particular feature, structure, material, or characteristic described in connection with the example or illustration is included in at least one example or illustration of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above examples are only intended to illustrate the details of the invention, which is not limited to the above details, i.e. it is not intended that the invention must be implemented in such detail. It should be understood by those skilled in the art that any modification of the present invention, equivalent substitutions of the raw materials of the product of the present invention, addition of auxiliary components, selection of specific modes, etc., are within the scope and disclosure of the present invention.

Claims (10)

1. A battery shell spraying tool is characterized by comprising a fixed frame, at least one sealing element and a plurality of positioning pins, the fixed frame is provided with at least one protruding structure, the protruding structure comprises a first protrusion and a second protrusion, the first bulge surrounds the outer side of the second bulge and is spaced from the second bulge, a closed first groove is formed between the first bulge and the second bulge, the seal is shaped and sized to mate with and be secured within the first groove, the sealing element is provided with a second groove for inserting the opening end of the battery shell, the inner side of the second bulge is provided with a groove, the second bulge is provided with a plurality of first positioning holes, the sealing element is provided with a plurality of second positioning holes, one end of the positioning pin penetrates through the first positioning hole and the second positioning hole and is abutted to the battery shell.
2. The battery case spray coating tool of claim 1, wherein the first groove is annular or rectangular.
3. The battery case spray coating tool of claim 1, wherein the locating pin is in interference fit with the first locating hole.
4. The battery shell spraying tool according to claim 3, wherein one end of the positioning pin abutted against the battery shell is subjected to chamfering.
5. The battery shell spraying tool according to claim 1, wherein a wedge-shaped guide section is arranged on one side of the sealing element, which is in contact with the inner wall of the battery shell, and the thickness of the wedge-shaped guide section, which is far away from one end of the bottom of the second groove, is smaller than that of the wedge-shaped guide section, which is close to one end of the bottom of the second groove.
6. The battery shell spraying tool according to claim 1, further comprising a hanger, wherein a plurality of fixing columns are arranged on the hanger, a plurality of through holes are formed in the fixing frame, and the fixing columns are inserted into the through holes to fix the fixing frame on the hanger.
7. The battery shell spraying tool according to claim 6, wherein the fixing frame is provided with two protruding structures, and the two protruding structures are symmetrically arranged around a center line of the through hole.
8. The battery shell spraying tool according to claim 6, wherein the fixing frame is further provided with a plurality of blind holes, magnets are arranged in the blind holes, and the fixing frame and the hanging tool are both made of magnetic materials.
9. The battery case spraying tool according to claim 1, wherein the fixing frame and the positioning pin are both conductors.
10. The battery case spray coating tool of claim 1, wherein the first protrusion has a protrusion height greater than a protrusion height of the second protrusion.
CN202110106023.0A 2021-01-26 2021-01-26 Battery casing spraying frock Active CN112934527B (en)

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Application Number Priority Date Filing Date Title
CN202110106023.0A CN112934527B (en) 2021-01-26 2021-01-26 Battery casing spraying frock

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Application Number Priority Date Filing Date Title
CN202110106023.0A CN112934527B (en) 2021-01-26 2021-01-26 Battery casing spraying frock

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CN112934527B CN112934527B (en) 2022-09-13

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115780140A (en) * 2022-12-12 2023-03-14 无锡美悦电器有限公司 Adjustable robot spraying equipment

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CN206388739U (en) * 2017-01-20 2017-08-08 宁德时代新能源科技股份有限公司 A kind of shell clamp
CN107104206A (en) * 2017-06-06 2017-08-29 惠州亿纬锂能股份有限公司 A kind of duricrust battery container sealing structure and its processing technology
CN206855379U (en) * 2017-05-31 2018-01-09 陈二八 A kind of hammer for being conveniently replaceable rubber blanket
CN107744896A (en) * 2017-09-30 2018-03-02 芜湖普威技研有限公司 Battery bag spray PVC protective rubber hangers with shielding function
CN207899648U (en) * 2017-12-30 2018-09-25 东莞市德懋机电有限公司 A kind of jig for Battery Front Cover spraying
CN109701788A (en) * 2019-02-20 2019-05-03 东易日盛智能家居科技有限公司 A kind of electrostatic powder coating line production capacity promotion lifting hanger
CN209646803U (en) * 2019-01-21 2019-11-19 鹰星精密工业(深圳)有限公司 A kind of multi-head high-efficiency oil spout fixture
CN111122062A (en) * 2019-12-31 2020-05-08 上海神力科技有限公司 Transparent tool for leakage detection of bipolar plate of fuel cell
CN210585529U (en) * 2019-08-02 2020-05-22 深圳市拓普联科技术股份有限公司 Spraying tool and spraying revolving stage
CN111530656A (en) * 2020-04-23 2020-08-14 宁德凯利能源科技有限公司 Anti-coating tool for spraying PVC (polyvinyl chloride) on bottom of lower box of battery pack
CN211637047U (en) * 2019-12-31 2020-10-09 安徽省神能电池科技有限公司 Spraying device is used in production of basicity zinc-manganese dioxide battery
CN211838600U (en) * 2019-10-14 2020-11-03 周彩凤 Fixing device for coating machine and nano waterproof coating machine
CN112246510A (en) * 2020-11-02 2021-01-22 江苏英能新能源科技有限公司 Coating equipment for lithium battery processing

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202741284U (en) * 2012-09-14 2013-02-20 江苏银河电子股份有限公司 Hanging device for spraying of case backboard
CN206388739U (en) * 2017-01-20 2017-08-08 宁德时代新能源科技股份有限公司 A kind of shell clamp
CN206855379U (en) * 2017-05-31 2018-01-09 陈二八 A kind of hammer for being conveniently replaceable rubber blanket
CN107104206A (en) * 2017-06-06 2017-08-29 惠州亿纬锂能股份有限公司 A kind of duricrust battery container sealing structure and its processing technology
CN107744896A (en) * 2017-09-30 2018-03-02 芜湖普威技研有限公司 Battery bag spray PVC protective rubber hangers with shielding function
CN207899648U (en) * 2017-12-30 2018-09-25 东莞市德懋机电有限公司 A kind of jig for Battery Front Cover spraying
CN209646803U (en) * 2019-01-21 2019-11-19 鹰星精密工业(深圳)有限公司 A kind of multi-head high-efficiency oil spout fixture
CN109701788A (en) * 2019-02-20 2019-05-03 东易日盛智能家居科技有限公司 A kind of electrostatic powder coating line production capacity promotion lifting hanger
CN210585529U (en) * 2019-08-02 2020-05-22 深圳市拓普联科技术股份有限公司 Spraying tool and spraying revolving stage
CN211838600U (en) * 2019-10-14 2020-11-03 周彩凤 Fixing device for coating machine and nano waterproof coating machine
CN111122062A (en) * 2019-12-31 2020-05-08 上海神力科技有限公司 Transparent tool for leakage detection of bipolar plate of fuel cell
CN211637047U (en) * 2019-12-31 2020-10-09 安徽省神能电池科技有限公司 Spraying device is used in production of basicity zinc-manganese dioxide battery
CN111530656A (en) * 2020-04-23 2020-08-14 宁德凯利能源科技有限公司 Anti-coating tool for spraying PVC (polyvinyl chloride) on bottom of lower box of battery pack
CN112246510A (en) * 2020-11-02 2021-01-22 江苏英能新能源科技有限公司 Coating equipment for lithium battery processing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115780140A (en) * 2022-12-12 2023-03-14 无锡美悦电器有限公司 Adjustable robot spraying equipment
CN115780140B (en) * 2022-12-12 2023-11-03 无锡美悦电器有限公司 Adjustable robot spraying equipment

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