CN217134448U

CN217134448U - Clamp special for cylindrical battery

Info

Publication number: CN217134448U
Application number: CN202220821830.0U
Authority: CN
Inventors: 张孝平; 文青松; 周三元; 汪敬存
Original assignee: Changzhou Dacheng Vacuum Technology Co ltd; Shenzhen Dacheng Precision Equipment Co ltd; Dongguan Dacheng Intelligent Equipment Co ltd
Current assignee: Changzhou Dacheng Vacuum Technology Co ltd; Shenzhen Dacheng Precision Equipment Co ltd; Dongguan Dacheng Intelligent Equipment Co ltd
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2022-08-05
Anticipated expiration: 2032-04-11

Abstract

The utility model discloses a special clamp for cylindrical batteries, which comprises a fixed seat and at least one clamp part, wherein the clamp part is provided with a clamp base, comprises a first base and a second base, the first ends of the first base and the second base are oppositely arranged on the fixed seat, a bearing part is arranged between the second end of the first base and the second end of the second base, so that a cavity is arranged in the center of the bearing part, the clamp comprises a first clamp and a second clamp, the first clamp and the second clamp are connected through an elastic body and are oppositely arranged in the cavity, a tray is fixedly connected with the upper contact surface of the bearing part and is clamped between the first clamp and the second clamp, the two sides are respectively provided with a first opening and a second opening, the utility model utilizes the first clamp and the second clamp to fix the cylindrical batteries on the tray, and utilizes the elastic body to limit the first clamp and the second clamp to achieve the effect of stably clamping the cylindrical batteries, simple structure, good stability and suitability for large-scale production and use of cylindrical batteries.

Description

Clamp special for cylindrical battery

Technical Field

The utility model relates to a lithium cell production technical field, in particular to cylinder battery special fixture.

Background

At present, in the battery industry, the formed lithium battery is mainly square and cylindrical, the square battery is easy to clamp and move in production and use, but the cylindrical battery is easy to roll due to the shape characteristics of the cylindrical battery, so that the clamping difficulty is relatively high, and particularly in the large-scale production process, the key problem to be solved in the production process is how to clamp the cylindrical battery more stably and more firmly.

SUMMERY OF THE UTILITY MODEL

To the technical problem who mentions in the background art, the utility model provides a can stabilize the special fixture of the cylindric battery of centre gripping.

The utility model adopts the following technical proposal: a cylindrical battery dedicated clamp comprises a fixed seat and at least one clamp part, wherein the clamp part is provided with: the clamp base comprises a first base and a second base, and the first ends of the first base and the second base are oppositely arranged on the fixed base; the bearing part is arranged between the second end of the first base and the second end of the second base, so that a cavity is formed in the center of the bearing part; the clamp comprises a first clamp and a second clamp, the first clamp and the second clamp are connected through an elastic body and are oppositely arranged in the cavity; the tray is fixedly connected to the upper contact surface of the bearing part and clamped between the first clamp and the second clamp, and a first opening and a second opening are formed in the two sides of the tray respectively and used for limiting the first clamp and the second clamp in clamping.

Furthermore, the bearing part comprises a first bearing part and a second bearing part, the first bearing part and the second bearing part are parallel to each other and clamped and fixed between the first base and the second base, and the first bearing part and the second bearing part are separated from each other to form the cavity.

Furthermore, a first notch and a second notch are correspondingly arranged at the second end of the first base and the second end of the second base, the first notch corresponds to the first opening position, and the second notch corresponds to the second opening position;

further, a first protruding part and a second protruding part are formed on two sides of the first notch, and a third protruding part and a fourth protruding part are formed on two sides of the second notch; one end of the first supporting part is fixedly connected with the first protruding part, and the opposite end of the first supporting part is fixedly connected with the third protruding part; one end of the second bearing part is fixedly connected with the second protruding part, and the opposite end of the first bearing part is fixedly connected with the fourth protruding part.

Furthermore, the first clamp has a first length and a second length formed by bending one end of the first length inwards, the second clamp has a third length and a fourth length formed by bending one end of the third length inwards, the first length penetrates through the first opening, the third length penetrates through the second opening, the second length and the fourth length are located in the cavity, a movable shaft is arranged at the bending position, and two ends of the movable shaft are respectively fixedly connected with the first bearing part and the second bearing part.

Furthermore, the elastic body is arranged in the cavity, fastened between the first length and the third length or fastened between the second length and the fourth length, and fastened between the first length and the third length or fastened between the first length and the fourth length or fastened between the second length and the third length.

Further, the elastic body is a spring.

Furthermore, the free ends of the second length and the fourth length are provided with first rolling bearings, and the two first rolling bearings are connected with a movable wedge-shaped strip in a sliding mode so as to control the first length and the third length to be opened and closed.

Further, the free ends of the first length and the third length are provided with second rolling bearings.

Furthermore, the upper surface of the tray is concave or arc-shaped.

Compared with the prior art, the utility model has the advantages of: the utility model discloses a cylinder battery special fixture overall structure is simple, stability is good, utilizes first anchor clamps and second anchor clamps to fix the cylinder battery on the tray to the elastomer of locating in the bearing portion cavity limits first anchor clamps and second anchor clamps in order to reach the effect of stabilizing centre gripping cylinder battery, convenient to use, easy operation is fit for the scale production of cylinder battery and uses.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the special fixture for cylindrical batteries of the present invention;

fig. 2 is a top view of an embodiment of the special fixture for cylindrical batteries of the present invention;

fig. 3 is a bottom view of an embodiment of the clamp special for cylindrical batteries according to the present invention;

FIG. 4 is a schematic cross-sectional view taken along plane A-A of FIG. 2;

FIG. 5 is a schematic view of the overall structure of the clamp part of the present invention;

fig. 6 is a front view of the clamp portion of the present invention;

fig. 7 is a side view of the clamp portion of the present invention;

wherein:

1-fixed seat, 2-clamp base, 3-supporting part, 4-clamp, 5-tray, 6-elastic body, 7-movable wedge-shaped strip,

21-first base, 22-second base, 23-first recess, 24-second recess,

31-a first bearing part, 32-a second bearing part,

41-a first clamp, 42-a second clamp,

51-first opening, 52-second opening,

231-first projection, 232-second projection, 241-third projection, 242-fourth projection,

411-first length, 412-second length, 421-third length, 422-fourth length, 413, 423-movable shaft, 414, 424-first rolling bearing, 415, 425-second rolling bearing.

Detailed Description

Hereinafter, in order to facilitate the technical solution of the present invention to be understood by those skilled in the art, further description will be made with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention.

In the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the invention. It may be evident, however, that one or more embodiments may be practiced without these specific details. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Please refer to fig. 1-3, which are schematic diagrams of a plurality of angles of the special fixture for cylindrical battery in this embodiment, the special fixture for cylindrical battery of this apparatus includes a fixing base 1 and at least one fixture portion located on the fixing base 1 for clamping the cylindrical battery, in this embodiment, the fixture portion includes at least a fixture base 2, a support portion 3, a fixture 4, a tray 5 and an elastic body 6, the utility model discloses an overall structure of the special fixture for cylindrical battery is simple, and has good stability, and the cylindrical battery is fixed on the tray by using the first fixture and the second fixture, and the elastic body located in the cavity of the support portion is used to limit the first fixture and the second fixture so as to achieve the effect of stably clamping the cylindrical battery, so that the special fixture for cylindrical battery is convenient to use, simple in operation, and suitable for large-scale production and use of the cylindrical battery.

Referring to fig. 5-6, the fixture base 2 is relatively disposed on the first base 21 and the second base 22 of the fixing base 1, the first base 21 and the second base 22 are arranged in parallel and face to face, and the distance between the first base 21 and the second base 22 can be designed according to the thickness of the cylindrical battery.

The supporting portion 3 is disposed between the second end of the first base 21 and the second end of the second base 22, as shown in fig. 5, which is the front end of the first base 21 and the second base 22, and a cavity is disposed at the center of the supporting portion 3. In some embodiments, the supporting portion 3 includes a first supporting portion 31 and a second supporting portion 32, and the first supporting portion 31 and the second supporting portion 32 may be flat plate structures parallel to each other, and of course, the shapes of the first supporting portion 31 and the second supporting portion 32 may also be designed according to actual needs as long as the needs are met. The first and second bearing

portions

31 and 32 are clamped and fixed between the first and

second bases

21 and 22, and the first and second bearing

portions

31 and 32 are spaced from each other, so as to form the cavity for accommodating the clamp 4.

In this embodiment, the clamp 4 includes a first clamp 41 and a second clamp 42, the first clamp 41 and the second clamp 42 are connected by an elastic body 6, and the two clamps are oppositely disposed in the cavity for clamping the cylindrical battery disposed on the tray 5, in this embodiment, the first clamp 41 and the second clamp 42 are folded by the elastic potential energy of the elastic body 6, in the initial state, the first clamp 41 and the second clamp 42 are in the folded state, when the cylindrical battery is loaded, the gravity of the cylindrical battery and the downward pressure applied to the cylindrical battery will force the first length 411 and the third length 421 to open towards two sides, and the stretched elastic body 6 has the elastic potential energy of retraction, so as to tightly clamp the first length 411 and the third length 421 between the cylindrical batteries, thereby forming a stable clamping effect.

As shown in fig. 4, in this embodiment, the elastic body 6 may be provided as a plurality of springs with lower cost according to needs, and the position of the elastic body 6 may be set to be fastened between the first length 411 and the third length 421, or between the first length 411 and the fourth length 422, or may be set to be fastened between the second length 412 and the third length 421 as shown in fig. 4. In addition, in the present embodiment, since the elastic body 6 is hidden in the cavity, the opening and closing movement of the first and

second clamps

41 and 42 is not affected, and the arrangement is more beautiful.

In this embodiment, the tray 5 is fixedly connected to the upper contact surface of the supporting portion 3 and clamped between the first clamp 41 and the second clamp 42 to form a position space between the first clamp 41 and the second clamp 42 for accommodating the cylindrical battery, in this embodiment, the tray 5 may be set to have an upper surface concave or arc shape, the two sides of the tray 5 are respectively provided with a first opening 51 and a second opening 52, the movement tracks of the first clamp 41 and the second clamp 42 are limited in the opening directions of the first opening 51 and the second opening 52, and therefore the first clamp 41 and the second clamp 42 can be limited in the clamping process.

In addition, in this embodiment, the second end of the first base 21 and the second end of the second base 22 are correspondingly provided with a first notch 23 and a second notch 24, the first notch 23 corresponds to the first opening 51, and the second notch 24 corresponds to the second opening 52, so that the opening and closing degree of the first clamp and the second clamp can be further controlled, the thickness range of the cylindrical battery which can be clamped is expanded, and the adaptability of the special tool is improved. Correspondingly, a first protrusion 231 and a second protrusion 232 are formed on two sides of the first recess 23, a third protrusion 241 and a fourth protrusion 242 are formed on two sides of the second recess 24, one end of the first support portion 31 is fixedly connected with the first protrusion 231, the opposite end thereof is fixedly connected with the third protrusion 241, one end of the second support portion 32 is fixedly connected with the second protrusion 232, and the opposite end thereof is fixedly connected with the fourth protrusion 242, so that the overall structure of the tool is more compact.

As a more preferable solution of this embodiment, the first clamp 41 may be configured as an L-shaped structure, and include a first length 411 and a second length 412 formed by bending inward along one end of the first length 411, and similarly, the second clamp 42 may also be configured as an L-shaped structure, and include a third length 421 and a fourth length 422 formed by bending inward along one end of the third length 421, and when the two L-shaped structures are installed, the two L-shaped structures are oppositely disposed in the cavity. Further, the first length 411 passes through the first opening 51 and the third length 421 passes through the second opening 52, both of which form a gripping arm. In the present embodiment, the movable shaft 413 and the movable shaft 423 are disposed at the bent portion, and two ends of the movable shaft 413 and the movable shaft 423 are respectively connected to the inner walls of the first bearing portion 31 and the second bearing portion 32, so as to limit the second length 412 and the fourth length 422 to move in the cavity.

Furthermore, in order to better control the opening and closing of the first clamp 41 and the second clamp 42 to achieve the effect of automatically fitting and installing the cylindrical battery, the first rolling bearing 414 and the first rolling bearing 424 are arranged at the free ends of the second length 412 and the fourth length 422, the two first

rolling bearings

414 and 424 are slidably connected with a movable wedge strip 7, the movable wedge strip 7 is arranged at the back of the clamp part, and the movable wedge strip 7 can be driven by a motor to move back and forth relative to the clamp part, as shown in fig. 7, because the movable wedge strip 7 is provided with an inclined surface with a lower front part and a higher back part, when the movable wedge strip 7 moves to the bottom of the first rolling bearing 414 and the first rolling bearing 424, the first rolling bearing 414 and the first rolling bearing 424 slide on the movable wedge strip 7, thereby achieving the effect of controlling the first length 411 and the third length 421 to automatically open, when the movable wedge strip 7 leaves, the first length 411 and the third length 421 will automatically retract accordingly.

In addition, in order to reduce the friction between the ends of the first length 411 and the third length 421 and the surface of the cylindrical battery, in the embodiment, a second rolling bearing 415 and a second rolling bearing 425 may be arranged at the free ends of the first length 411 and the third length 421, so as to avoid damaging the surface of the battery.

The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims

1. The utility model provides a special anchor clamps of cylinder battery, includes fixing base (1) and at least one anchor clamps portion, its characterized in that, anchor clamps portion possesses:

the clamp base (2) comprises a first base (21) and a second base (22), and the first end of the first base (21) and the first end of the second base (22) are oppositely arranged on the fixed base (1);

the bearing part (3) is arranged between the second end of the first base (21) and the second end of the second base (22), so that a cavity is formed in the center of the bearing part (3);

the clamp (4) comprises a first clamp (41) and a second clamp (42), the first clamp (41) and the second clamp (42) are connected through an elastic body (6) and are oppositely arranged in the cavity;

and the tray (5) is fixedly connected to the upper contact surface of the bearing part (3) and clamped between the first clamp (41) and the second clamp (42), and two sides of the tray are respectively provided with a first opening (51) and a second opening (52) for limiting the clamping of the first clamp (41) and the second clamp (42).

2. The clamp special for the cylindrical battery as claimed in claim 1, wherein the bearing part (3) comprises a first bearing part (31) and a second bearing part (32), the first bearing part (31) and the second bearing part (32) are parallel to each other and clamped and fixed between the first base (21) and the second base (22), and the first bearing part (31) and the second bearing part (32) are spaced from each other to form the cavity.

3. The clamp special for cylindrical batteries according to claim 2, characterized in that the second ends of the first base (21) and the second base (22) are provided with a first notch (23) and a second notch (24) respectively, the first notch (23) and the first opening (51) are corresponding in position, and the second notch (24) and the second opening (52) are corresponding in position.

4. The cylindrical battery dedicated clamp according to claim 3, wherein the first notch (23) is bilaterally formed with a first protrusion (231) and a second protrusion (232), and the second notch (24) is bilaterally formed with a third protrusion (241) and a fourth protrusion (242); one end of the first supporting part (31) is fixedly connected with the first protruding part (231), and the opposite end of the first supporting part is fixedly connected with the third protruding part (241); one end of the second supporting part (32) is fixedly connected with the second protruding part (232), and the opposite end of the second supporting part is fixedly connected with the fourth protruding part (242).

5. The jig special for the cylindrical battery according to claim 4, wherein the first jig (41) has a first length (411) and a second length (412) formed by bending inward along one end of the first length (411), the second jig (42) has a third length (421) and a fourth length (422) formed by bending inward along one end of the third length (421), the first length (411) passes through the first opening (51), the third length (421) passes through the second opening (52), the second length (412) and the fourth length (422) are located in the cavity, the bending position is provided with a movable shaft (413,423), and two ends of the movable shaft (413,423) are respectively fixedly connected with the first receiving portion (31) and the second receiving portion (32).

6. The clamp special for cylindrical batteries according to claim 5, characterized in that the elastic body (6) is arranged in the cavity and fastened between the first length (411) and the third length (421) or between the first length (411) and the fourth length (422) or between the second length (412) and the third length (421).

7. Cylinder battery-specific clamp according to claim 6, characterized in that the elastomer (6) is a spring.

8. The clamp special for cylindrical batteries according to claim 7, characterized in that the free ends of the second length (412) and the fourth length (422) are provided with first rolling bearings (414,424), and two first rolling bearings (414,424) are slidably connected with a movable wedge bar (7) to control the opening and closing of the first length (411) and the third length (421).

9. Cylinder battery specific clamp according to claim 7 or 8, characterized in that the free ends of the first (411) and third length (421) are provided with second rolling bearings (415, 425).

10. The clamp special for cylindrical batteries according to claim 1, characterized in that the upper surface of the tray (5) is concave or arc-shaped.