CN218827326U - Battery two-seal positioning device and battery positioning tool - Google Patents

Abstract

The utility model discloses a battery secondary sealing positioning device and a battery positioning tool, wherein the battery secondary sealing positioning device is used for positioning and clamping the battery during secondary sealing, and a protective film is pasted on the battery; the battery secondary sealing positioning device comprises a positioning body, wherein a positioning groove for placing a battery is formed in the positioning body; the positioning groove comprises a groove bottom and an opening end which are oppositely arranged, and the width of the opening end is smaller than that of the groove bottom, so that the appearance defects and packaging defective products of the battery can be reduced, and the production yield of the battery is improved.

Description

Battery two-seal positioning device and battery positioning tool

Technical Field

The utility model relates to a battery manufacturing technology field especially relates to a two positioner of battery and battery location frock.

Background

Lithium ion batteries have been widely used in consumer electronics and electric vehicle products because of their advantages of high energy density, long cycle life, no memory effect, etc. Along with the development of electronic technology, the battery manufacturing level is more and more advanced, the size requirement of wearable products on the battery is less and less, and the appearance requirement on the battery is higher and higher, so that a protective film is generally required to be attached to the battery in the manufacturing process of the battery, and when the protective film is attached to the main body of the battery, the main body of the battery is generally required to be positioned so as to ensure that the film attachment and packaging of the main body of the battery are completed.

However, when the conventional battery two-package positioning device is used for packaging and positioning the battery, if the protective film attached to the battery main body exceeds the battery main body, the battery main body will jump out of the positioning position of the positioning device during the two-package process, thereby causing the appearance indentation of the battery and the poor package.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at, the protection film of solving the battery subsides and establishing causes two technical problem that the encapsulation effect is not good of battery.

In order to solve the technical problem, an embodiment of the utility model provides a two positioner of battery has adopted following technical scheme:

the battery secondary sealing positioning device is used for positioning and clamping a battery secondary sealing, wherein a protective film is attached to the battery;

this two positioner that seal of battery includes:

the battery positioning device comprises a positioning body, a battery and a battery holder, wherein a positioning groove for placing a battery is formed in the positioning body; the positioning groove comprises a groove bottom and an opening end which are oppositely arranged, and the width of the opening end is smaller than that of the groove bottom.

Further, in the preferable scheme of some embodiments, the positioning body further comprises a limiting block, and the limiting block is arranged on the positioning body and located at a through hole of the positioning groove.

Further, in some preferred embodiments, the intersection between the groove wall of the positioning groove and the groove bottom is in a round structure.

Further, in a preferable scheme of some embodiments, the positioning body is provided with an adjusting table on one side of the opening end of the positioning groove, and the adjusting table is used for placing a tab during battery positioning and packaging.

Further, in a preferable scheme of some embodiments, the battery secondary sealing and positioning device further includes a supporting block, a connecting member, and an upper cover, the supporting block is disposed on two sides of the positioning groove, and the upper cover is disposed on the supporting block through the connecting member.

Further, in a preferable scheme of some embodiments, the connecting member includes a magnetic member for attaching the upper cover to the supporting block.

Further, in a preferable solution of some embodiments, the battery secondary sealing and positioning device further includes a balance weight, and the balance weight is disposed on the positioning body and located on a side opposite to the positioning groove.

Further, in a preferable aspect of some embodiments, through holes are provided at both sides of the positioning body, and the positioning body is disposed in an external environment through the through holes.

Further, in a preferable mode of some embodiments, a width of the opening end of the positioning groove is from +0.5mm to +3.0mm of the length of the main battery body, and a width of the groove bottom of the positioning groove is from +0.5mm to +0.2mm to +3.0mm to +2.0mm of the length of the main battery body.

In order to solve the technical problem, an embodiment of the utility model provides a still provides a battery location frock, adopts as follows technical scheme: the battery positioning tool is used for carrying out secondary sealing treatment on the battery, the battery positioning tool comprises a protective film and the battery secondary sealing positioning device, and the protective film is provided with a bending line which is used for conveniently attaching the protective film to the battery.

Compared with the prior art, the embodiment of the utility model provides a two positioner of battery and battery location frock mainly have following beneficial effect:

this two positioner of battery seals is used for placing the constant head tank of battery through setting up on the location body, and the constant head tank is including the tank bottom and the open end of relative setting, and wherein, the width of open end is less than the width of tank bottom for when the battery main part was placed in constant head tank department, the open end of constant head tank can be fixed a position battery main part, improves battery main part's location uniformity, reduces battery main part top seal and two colloid that seal handing-over department and spill over and glue on sealing. The bottom of the positioning groove provides a certain accommodating space for the gap space between the battery main body and the protective film, so that the tolerance requirement of the gap space between the battery main body and the protective film is reduced, and the production efficiency of the battery main body is improved; meanwhile, the equipment requirement on the battery body film pasting equipment is reduced, so that the equipment purchase cost can be reduced. In addition, the width of the groove bottom of the positioning groove is larger than that of the opening end, so that an expansion space is provided for the protective film attached to the battery main body at the groove bottom, the phenomenon that the battery main body bounces out of the positioning groove in the positioning body due to the expansion of the protective film to cause that the appearance of the battery has an indentation and two sealing defects are caused is reduced, and the qualification rate of the produced battery is improved.

Drawings

In order to illustrate the solution of the present invention more clearly, the drawings needed for describing the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts. Wherein:

fig. 1 is a schematic perspective view of a secondary battery sealing and positioning device according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of a battery positioning tool according to an embodiment of the present invention;

fig. 3 is a schematic plan view of a protective film of the battery positioning tool of fig. 2.

The reference numbers in the drawings are as follows:

100. a battery secondary sealing and positioning device;

1. positioning the body; 11. positioning a groove; 111. the bottom of the tank; 112. an open end; 113. groove walls; 12. a limiting block; 13. an adjusting table; 14. a through hole;

2. a support block;

3. a connecting member;

4. a counterbalance;

200. a battery positioning tool; 201. a protective film;

300. a battery body.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention, for example, the terms "length," "width," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or position illustrated in the drawings, which are for convenience of description only and are not to be construed as limiting of the present disclosure.

The terms "including" and "having," and any variations thereof, in the description and claims of this invention and the description of the above figures are intended to cover non-exclusive inclusions; the terms "first," "second," and the like in the description and claims of the present invention or in the above-described drawings are used for distinguishing between different objects and not for describing a particular sequential order. The meaning of "plurality" is two or more unless specifically limited otherwise.

In the description and claims of the present invention and in the description of the above figures, when an element is referred to as being "fixed" or "mounted" or "disposed" or "connected" to another element, it can be directly or indirectly located on the other element. For example, when an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.

Furthermore, reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

The embodiment of the utility model provides a two positioner 100 of battery, a location clamping when being used for two batteries to seal, also be two location clamping when positioner 100 of battery is used for the second encapsulation of battery for the battery, wherein, battery main part 300 facing is equipped with protection film 201, as shown in fig. 1 and fig. 2, two positioner 100 of this battery are including location body 1, be provided with the constant head tank 11 that is used for placing battery main part 300 on the location body 1, be convenient for carry out two encapsulation to the battery main part 300 of placing in constant head tank 11, wherein, constant head tank 11 is including relative tank bottom 111 and the open end 112 that sets up, and the width of open end 112 is less than the width of tank bottom 111. The open end 112 of the positioning groove 11 is used to position the battery body 300 so as to perform secondary sealing processing on the battery body 300 placed in the positioning groove 11. In addition, the battery main body 300 who places in constant head tank 11 pastes and is equipped with protection film 201, be formed with certain clearance space between battery main body 300 and the protection film 201 of pasting on battery main body 300, the tank bottom 111 of constant head tank 11 can hold the clearance space that battery main body 300 and protection film 201 formed, do benefit to the tolerance requirement that reduces clearance space, to the demand of pad pasting equipment when reducing battery main body 300 and pasting protection film 201, make can reduce the cost of purchasing equipment, do benefit to practicing thrift manufacturing cost.

Specifically, in this embodiment, in order to protect the appearance of the battery from being affected during the manufacturing process, it is usually necessary to attach the protective film 201 to the battery main body 300, and the protective film 201 attached to the battery main body 300 may expand to some extent during the secondary packaging of the battery. The kerve width of constant head tank 11 is greater than the width of open end 112, make constant head tank 11 when realizing carrying out two encapsulation location for battery main body 300, also can provide certain inflation space for pasting protection film 201 of establishing on battery main body 300, make the battery can not jump out the location position of constant head tank 11 because protection film 201 pastes not the position when the battery carries out two and seals, further strengthened the location function when location body 1 carries out two to battery main body 300, in order to strengthen battery main body 300's two encapsulation effects, the production of two encapsulation bad products of battery has been reduced, the production qualification rate of battery is improved.

In summary, compared with the prior art, the battery secondary sealing positioning device 100 at least has the following beneficial effects: this two positioner 100 of battery sets up constant head tank 11 that open end 112 width is less than tank bottom 111 width on location body 1, make the battery main part 300 of subsides being equipped with protection film 201 can place and carry out two when sealing the encapsulation in constant head tank 11, open end 112 of constant head tank 11 can carry out two to the battery main part 300 of placing the subsides of being equipped with protection film 201 in constant head tank 11 and seal the location, so that battery main part 300 carries out two and seals the encapsulation, the tank bottom 111 of constant head tank 11 can hold the clearance space between protection film 201 and the battery main part 300, with the clearance space tolerance requirement between reduction protection film 201 and the battery main part 300, with the requirement of reducing the equipment of pasting, reduce the cost of purchasing equipment, with the cost of practicing thrift the battery preparation, can improve the qualification rate of producing the battery simultaneously.

In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to fig. 1 to 3.

Further, as a specific implementation manner in some embodiments of the present invention, as shown in fig. 1, for accurately placing the battery main body 300 in the positioning groove 11, the positioning body 1 further includes a limiting block 12, the limiting block 12 is disposed on the positioning body 1 and located at a through opening of the positioning groove 11, so that the battery main body 300 can be accurately placed in the positioning groove 11, and the battery main body 300 can be prevented from sliding out of the position of the positioning groove 11.

Specifically, in this embodiment, stopper 12 sets up and leads to the inside through-hole department of location body 1 at constant head tank 11 to avoid placing the battery main part 300 in the constant head tank 11 of location body 1 and break away from the locating position of constant head tank 11 when two encapsulation, make can confirm the accuracy that battery main part 300 placed the position through stopper 12, with the time of reducing and placing battery main part 300, improve the production efficiency of battery.

Further, as a specific implementation manner in some embodiments of the present invention, as shown in fig. 1, for enhancing the stability of the positioning groove 11 of the positioning body 1, the intersection between the groove wall 113 of the positioning groove 11 and the groove bottom 111 is a fillet structure, so as to avoid causing stress concentration between the groove wall 113 and the groove bottom 111, so as to enhance the stability of the positioning groove 11 structure, and facilitate the processing, production and manufacturing of the positioning body 1.

Further, as a specific implementation manner in some embodiments of the present invention, as shown in fig. 2, in order to better protect the working performance of the battery main body 300 placed in the positioning groove 11 from being affected, the positioning body 1 is provided with the adjusting table 13 on one side of the opening end 112 of the positioning groove 11, wherein the adjusting table 13 is used for placing the tab 301 when the battery main body 300 is packaged twice, so that when the battery main body 300 is placed in the positioning groove 11, the tab 301 disposed on the battery main body 300 can be disposed on the adjusting table 13, thereby avoiding the tab 301 from being damaged in the packaging process of the battery main body 300, and the working performance of the battery main body 300 can be used normally.

Further, as a specific implementation manner in some embodiments of the present invention, as shown in fig. 2, in order to further enhance the positioning effect of the positioning body 1 on the battery main body 300, the battery second-sealing positioning device 100 further includes a supporting block 2, a connecting member 3 and an upper cover (not shown), wherein the supporting block 2 is disposed at two sides of the positioning groove 11, and the upper cover is disposed on the supporting block 2 through the connecting member 3, so that the upper cover can further position and limit the battery main body 300 placed in the positioning groove 11 of the positioning body 1.

Specifically, in this embodiment, the connecting piece 3 sets up on supporting shoe 2, in order to set up the upper cover on supporting shoe 2 through connecting piece 3, thereby when making main battery body 300 place in constant head tank 11, the upper cover can cover on main battery body 300, in order to restrict the battery in constant head tank 11, prevent that main battery body 300 from popping out from constant head tank 11, thereby the positioning action of location body 1 to main battery body 300 has been strengthened, make the battery when carrying out two seals, main battery body 300 can not jump out the position of constant head tank 11, in order to ensure that the encapsulation that two seals of main battery body 300 is effectual, promote the qualification rate of battery product.

Further, as a specific implementation manner of some embodiments of the present invention, as shown in fig. 1, in order to facilitate the restriction of the battery main body 300 placed in the positioning groove 11 by using the upper cover (not shown), the connecting member 3 includes a magnetic member 31, wherein the magnetic member 31 is used for attaching the upper cover to the supporting block 2. Specifically, magnetism is inhaled piece 31 and is set up in supporting shoe 2, adsorbs the upper cover and installs on supporting shoe 2, is convenient for put the battery main part 300 of upper cover pressfitting in constant head tank 11 in battery processing manufacturing, strengthens the locate function of location body 1 to battery main part 300 to do benefit to battery main part 300 and carry out two encapsulation.

It can be understood that, in this embodiment, a component cooperating with the magnetic attraction member 31 is disposed on the upper cover (not shown), so that the upper cover can be attached to the supporting block 2 by the magnetic attraction member 31 cooperating with the component.

Further, as a specific implementation manner in some embodiments of the present invention, as shown in fig. 1, in order to keep the structure of the positioning body 1 in the two package of the battery main body 300 balanced, the two package of the battery positioning device 100 further includes a balance block 4, the balance block 4 is disposed on the positioning body 1 and located on the opposite side of the positioning groove 11, so that when the battery main body 300 is placed in the positioning groove 11 of the positioning body 1, the positioning body 1 can keep the structure balanced, which is beneficial to the two package of the battery main body 300, thereby improving the two package of the battery main body 300, and meanwhile, the appearance of the two package of the battery positioning device 100 can be more beautiful.

Specifically, in the present embodiment, the balance weight 4 is mainly used to keep the balance of the positioning body 1 when the battery main body 300 is placed in the positioning groove 11 of the positioning body 1, so as to facilitate the secondary sealing of the battery main body 300, and the specific number and the specific position of the balance weight 4 on the positioning body 1 can be set according to the actual situation of placing the battery main body 100 in the positioning groove 11.

Further, as a specific implementation manner in some embodiments of the present invention, as shown in fig. 1, in order to enhance the packaging effect of the battery main body 300 in the positioning groove 11, and to facilitate the use of the positioning body 1, the two sides of the positioning body 1 are provided with the through holes 14, wherein the positioning body 1 can be disposed in the external environment through the through holes 14, and meanwhile, the through holes 14 are disposed to facilitate the carrying of the positioning body 1, and the positioning body 1 is installed at a suitable processing position.

Specifically, in the present embodiment, in order to avoid the arrangement of the through-holes 14 from affecting the positioning function of the positioning groove 11 on the battery main body 300, the through-holes 14 are arranged on the positioning body 1 and located on both sides of the positioning groove 11 extending in the width direction of the groove bottom 111.

Further, as a specific implementation manner in some embodiments of the present invention, as shown in fig. 2, in order to ensure that the battery can be placed in the positioning groove 11 of the positioning body 1 for two-package packaging positioning, the width of the open end 112 of the positioning groove 11 of the positioning body 1 is equal to the length of the battery main body 300 +0.5mm to the length of the battery main body 300 +3.0mm, and the width of the groove bottom 111 is equal to the length of the battery main body 300 +0.5mm +0.2mm to the length of the battery main body 300 +3.0mm +2.0mm, so that the design of the positioning groove 11 can be designed according to the size of the produced battery, and meanwhile, a certain expansion space is provided for the protection film 201 attached to the battery main body 300 during two-package of the battery, so as to ensure the adaptability between the battery and the positioning groove 11, and improve the usability of the positioning body 1.

Based on foretell battery two positioner 100, the embodiment of the utility model provides a still provides a battery location frock 200, and battery location frock 200 is used for carrying out two processings of sealing to the battery, and wherein, this battery location frock 200 includes two positioner 100 of protection film 201 and foretell battery, and wherein, protection film 201 is provided with and is used for conveniently pasting protection film 201 in the kinking of battery subject 300 to the outward appearance of protection battery can not produce the indentation in subsequent production manufacturing process.

Specifically, in the present embodiment, as shown in fig. 3, the bending line of the protective film 201 is set according to the cell main body 300 to be attached, and the distance between the bending line and the bending line is 2 times the sum of the cell length + the thickness of the cell main body 300 +0.2mm to 2.0mm. The bending line arranged on the protective film 201 can be used for automatically detecting whether the size and the position of the film are correct or not by CCD (charge coupled device); on the other hand, when the battery is sealed for two times, the battery enters the positioning groove 11 of the positioning body 1, the protective film 201 is pressed downwards after being stressed, the protective film 201 is bent along the bending line and is attached to the lower part of the battery, and the protection device is beneficial to preventing the lower part of the battery from being punctured by sharp objects such as a tab 301 and the like, so that the battery is further protected.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. The battery secondary sealing positioning device is characterized by being used for positioning and clamping a battery during secondary sealing, wherein a protective film is attached to the battery;

the battery secondary sealing positioning device comprises a positioning body, and a positioning groove for placing a battery is formed in the positioning body; the positioning groove comprises a groove bottom and an opening end which are oppositely arranged, and the width of the opening end is smaller than that of the groove bottom.

2. The secondary battery pack positioning device according to claim 1, wherein the positioning body further comprises a limiting block, and the limiting block is arranged on the positioning body and located at a through hole of the positioning groove.

3. The battery pack positioning device of claim 1, wherein the intersection between the groove wall and the groove bottom of the positioning groove has a rounded structure.

4. The battery secondary sealing and positioning device as claimed in claim 3, wherein the positioning body is provided with an adjusting platform at one side of the opening end of the positioning groove, and the adjusting platform is used for placing a tab when the battery is positioned and packaged.

5. The battery secondary sealing and positioning device as claimed in claim 1, further comprising support blocks, a connecting member and an upper cover, wherein the support blocks are disposed at two sides of the positioning groove, and the upper cover is disposed on the support blocks through the connecting member.

6. The secondary battery sealing and positioning device of claim 5, wherein the connecting member comprises a magnetic member, and the magnetic member is used for attaching the upper cover to the supporting block.

7. The secondary battery positioning device as claimed in claim 1, further comprising a balance weight disposed on the positioning body and on a side opposite to the positioning groove.

8. The battery secondary sealing and positioning device as claimed in claim 1, wherein through holes are provided on both sides of the positioning body, and the positioning body is disposed in the external environment through the through holes.

9. The battery pack positioning device of claim 1, wherein the width of the opening end of the positioning groove is from +0.5mm to +3.0mm, and the width of the groove bottom of the positioning groove is from +0.5mm to +0.2mm to +3.0 mm.

10. The battery positioning tool is characterized by being used for carrying out secondary sealing treatment on a battery, and comprising a protective film and the secondary battery sealing and positioning device according to any one of claims 1 to 9, wherein the protective film is provided with a bending line for conveniently attaching the protective film to the battery.

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