CN216938697U

CN216938697U - Electricity core utmost point ear cuts positioning mechanism and processing equipment

Info

Publication number: CN216938697U
Application number: CN202220351451.XU
Authority: CN
Inventors: 舒方武
Original assignee: Icon Energy System Shenzhen co ltd
Current assignee: Icon Energy System Shenzhen co ltd
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-07-12
Anticipated expiration: 2032-02-21

Abstract

The utility model discloses a cutting and positioning mechanism and processing equipment for a battery cell tab, which comprise a first bottom plate and a positioning plate arranged on the first bottom plate; a positioning groove for positioning the battery cell is formed on the positioning plate; be provided with the elastic positioning piece on the locating plate, the elastic positioning piece stretches out to one side of constant head tank to compress tightly the electric core in the constant head tank. According to the electric core group processing equipment, when the electric core lugs are cut, the electric core is placed in the positioning groove for positioning through the electric core lug cutting positioning mechanism, the electric core is tightly pressed by the elastic positioning piece, so that the total length from the bottom of the electric core (the end opposite to the elastic positioning piece) between every two electric cores to the lug pre-cutting position is not changed (the total length of the electric core and the lugs is consistent, but the total length of the electric core and the lugs is different due to different sizes of the electric cores, the pre-reserved lengths of the lugs are different when the lugs are cut), and the tolerance is small when the lugs are cut.

Description

Battery core tab cutting and positioning mechanism and processing equipment

Technical Field

The utility model relates to the technical field of battery cell processing, in particular to a battery cell tab cutting and positioning mechanism and processing equipment.

Background

Batteries are used in powering various devices. The battery core is the heart of the battery and is the most important component of the battery. With the increasing demand of lithium ion batteries in the current market trend, the performance and safety requirements of the batteries for customers are higher and higher.

During the production process of the battery, a plurality of battery cells need to be assembled together. The body size of the current battery cell incoming material has difference, so that the tolerance is large when the tab is cut.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cutting and positioning mechanism and processing equipment for a battery core tab, which have small tolerance when the tab is cut.

The utility model discloses a cutting and positioning mechanism for a battery core lug, which comprises a first bottom plate and a positioning plate arranged on the first bottom plate; a positioning groove for positioning the battery cell is formed on the positioning plate; be provided with the elastic positioning piece on the locating plate, the elastic positioning piece stretches out to one side of constant head tank to compress tightly the electric core in the constant head tank.

Optionally, a soft buffer strip is arranged on one side of the positioning groove opposite to the elastic positioning piece.

Optionally, a reference convex edge is arranged on the same side of the positioning groove as the elastic positioning piece.

Optionally, there are two elastic positioning pieces, and the two elastic positioning pieces are arranged oppositely; a first avoiding notch is formed in the position, corresponding to the elastic positioning piece, of the positioning plate.

Optionally, the bottom surface of the positioning groove is provided with two opposite first avoidance openings; when the electric core is placed in the positioning groove, two side edges of the electric core are respectively positioned above the two first avoidance openings.

Optionally, a mounting groove is formed in one side, opposite to the elastic positioning piece, of the positioning groove, and the soft buffer strip is mounted in the mounting groove.

Optionally, the two ends of the mounting groove are provided with an avoidance groove, the width of the avoidance groove is greater than that of the mounting groove, and the two ends of the soft buffer strip are located in the avoidance groove.

Optionally, two ends of the first bottom plate are provided with openings.

Optionally, an edge of the positioning plate where the elastic positioning element is located extends out of the edge of the first bottom plate.

The utility model also discloses battery core lug processing equipment which comprises the battery core lug cutting and positioning mechanism.

According to the electric core set processing equipment, when the electric core lugs are cut, the electric core is placed in the positioning groove and positioned through the electric core lug cutting positioning mechanism, the electric core is tightly pressed by the elastic positioning piece, so that the total length from the bottom of the electric core (the end opposite to the elastic positioning piece) to the pre-cutting position of the lugs between every two electric cores is not changed (the total length of the electric core and the lugs is consistent, but the pre-reserved lengths of the lugs are different when the lugs are cut due to different sizes of the electric cores), and the tolerance is small when the lugs are cut.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model. It is obvious that the drawings in the following description are only some embodiments of the utility model, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

fig. 1 is a schematic diagram of a battery cell tab cutting and positioning mechanism according to an embodiment of the present invention;

fig. 2 is another schematic diagram of a cell tab cutting and positioning mechanism according to an embodiment of the present invention;

fig. 3 is another schematic diagram of a cell tab cutting and positioning mechanism according to an embodiment of the present invention.

1, cutting and positioning a battery cell tab; 11. a first base plate; 111. opening a hole; 12. positioning a plate; 121. positioning a groove; 122. an elastic positioning member; 123. a soft buffer strip; 124. a reference ledge; 125. a first avoidance notch; 126. a first avoidance opening; 127. mounting grooves; 128. avoiding the groove.

Detailed Description

It is to be understood that the terminology, the specific structural and functional details disclosed herein are for the purpose of describing particular embodiments only, and are representative, but that the present invention may be embodied in many alternate forms and should not be construed as limited to only the embodiments set forth herein.

The utility model is described in detail below with reference to the figures and alternative embodiments.

As shown in fig. 1 to fig. 3, as an embodiment of the present invention, a battery tab cutting and positioning mechanism 1 is disclosed, which includes a first bottom plate 11, and a positioning plate 12 installed on the first bottom plate 11; a positioning groove 121 for positioning the battery cell 5 is formed on the positioning plate 12; the positioning plate 12 is provided with an elastic positioning member 122, and the elastic positioning member 122 extends out of one side of the positioning groove 121 to compress the battery cell 5 in the positioning groove 121.

According to the electric core set processing equipment, when the tab 6 is cut, the electric core 5 is arranged in the positioning groove 121 to be positioned through the electric core tab cutting positioning mechanism 1, the electric core 5 is tightly pressed by the elastic positioning piece 122 to the electric core 5, so that the total length from the bottom of the electric core 5 (the end opposite to the elastic positioning piece 122) to the pre-cutting position of the tab 6 between every two electric cores 5 is not changed (the total length of the electric core 5 and the tab 6 is consistent, but the pre-reserved length of the tab 6 is different when the tab 6 is cut due to different sizes of the electric cores 5), and the tolerance is small when the tab is cut.

Optionally, a soft buffer strip 123 is disposed on a side of the positioning groove 121 opposite to the elastic positioning element 122. In this scheme, soft buffering strip 123 can cushion for electric core 5 when elastic positioning element 122 compresses tightly electric core 5, prevents that electric core 5 from crushing. Specifically, a spring or the like may be installed on the positioning plate 12, and the spring is connected to the elastic positioning member 122 to provide an elastic force for the elastic positioning member 122, so as to compress the battery cell 5.

Optionally, a reference ledge 124 is disposed on the same side of the positioning slot 121 as the elastic positioning member 122. In this scheme, the reference ledge 124 can provide a cutting reference position, and when cutting the tab 6, the tab 6 can be cut by using the reference ledge 124 as a reference position. That is, after cutting, the total length of each cell 5+ tab 6 is referenced to the length of the ledge 124 to the opposite side. Of course, the cutting position of the tab 6 can also be set according to actual needs.

Optionally, there are two elastic positioning members 122, and the two elastic positioning members 122 are disposed oppositely; a first avoidance gap 125 is formed on the positioning plate 12 corresponding to the position of the elastic positioning member 122. In this scheme, first dodge breach 125 can play the effect of dodging, makes things convenient for two elastic positioning element 122 activities to can compress tightly not unidimensional electric core 5.

Optionally, two opposite first avoidance openings 126 are formed in the bottom surface of the positioning groove 121; when the battery cell 5 is placed in the positioning groove 121, two side edges of the battery cell 5 are respectively located above the two first avoidance openings 126. In this scheme, the both sides limit of electric core 5 is located two first dodge openings 126 tops respectively, can conveniently put into constant head tank 121 or take away from constant head tank 121 with electric core 5. For example, the first avoidance opening 126 may perform an avoidance function, so as to facilitate the robot to put in the battery cell 5 or take out the battery cell 5.

Optionally, a mounting groove 127 is formed on a side of the positioning groove 121 opposite to the elastic positioning element 122, and the soft buffer strip 123 is mounted in the mounting groove 127. In this scheme, soft buffering strip 123 can directly press and accomplish the installation in mounting groove 127, easy dismounting.

Optionally, avoidance grooves 128 are disposed at two ends of the mounting groove 127, the width of the avoidance groove 128 is greater than that of the mounting groove 127, and two ends of the soft buffer strip 123 are located in the avoidance groove 128. In the present embodiment, the avoiding groove 128 is located at two ends of the mounting groove 127 and has a width greater than that of the mounting groove 127, so that the soft buffer strip 123 is convenient to mount and dismount.

Optionally, both ends of the first bottom plate 11 are provided with openings 111, so that the cell tab cutting and positioning mechanism 1 is conveniently fixed.

Optionally, an edge of the positioning plate 12 where the elastic positioning member 122 is located protrudes out of an edge of the first bottom plate 11.

The utility model also discloses battery core lug processing equipment which comprises the battery core lug cutting and positioning mechanism. The battery core lug machining equipment further comprises a battery core lug cutting mechanism, and after the battery core is positioned on the battery core lug cutting positioning mechanism, the battery core lug cutting mechanism cuts the battery core lug.

The foregoing is a further detailed description of the utility model in connection with specific alternative embodiments and is not intended to limit the utility model to the specific embodiments described herein. For those skilled in the art to which the utility model pertains, several simple deductions or substitutions can be made without departing from the spirit of the utility model, and all shall be considered as belonging to the protection scope of the utility model.

Claims

1. A cutting and positioning mechanism for a battery cell tab is characterized by comprising a first bottom plate and a positioning plate arranged on the first bottom plate; a positioning groove for positioning the battery cell is formed on the positioning plate; be provided with elastic positioning element on the locating plate, elastic positioning element stretches out one side of constant head tank, in order will electric core in the constant head tank compresses tightly.

2. The battery tab cutting and positioning mechanism of claim 1, wherein a soft buffer strip is disposed on a side of the positioning groove opposite to the elastic positioning member.

3. The battery cell tab cutting and positioning mechanism of claim 1, wherein a reference convex edge is arranged on the same side of the positioning groove as the elastic positioning piece.

4. The battery cell tab cutting and positioning mechanism of claim 1, wherein there are two elastic positioning members, and the two elastic positioning members are oppositely disposed; a first avoidance notch is formed in the position, corresponding to the elastic positioning piece, of the positioning plate.

5. The battery tab cutting and positioning mechanism of claim 1, wherein the bottom surface of the positioning groove is provided with two opposite first avoidance openings; when the battery cell is placed in the positioning groove, two side edges of the battery cell are respectively positioned above the two first avoidance openings.

6. The battery cell tab cutting and positioning mechanism of claim 2, wherein a mounting groove is formed in a side of the positioning groove opposite to the elastic positioning member, and the soft buffering strip is mounted in the mounting groove.

7. The electric core tab cutting and positioning mechanism of claim 6, wherein avoidance grooves are formed at two ends of the mounting groove, the width of the avoidance grooves is larger than that of the mounting groove, and two ends of the soft buffer strip are located in the avoidance grooves.

8. The battery tab cutting and positioning mechanism of any one of claims 1 to 7, wherein openings are formed at two ends of the first bottom plate.

9. The battery core tab cutting and positioning mechanism of any one of claims 1 to 7, wherein an edge of the positioning plate where the elastic positioning member is located extends out of an edge of the first bottom plate.

10. A battery tab processing apparatus, characterized by comprising the battery tab cutting and positioning mechanism according to any one of claims 1 to 9.