CN214086951U

CN214086951U - Straightening and winding roller for producing copper foil for lithium battery

Info

Publication number: CN214086951U
Application number: CN202022519224.7U
Authority: CN
Inventors: 王传德; 邵正波; 周震
Original assignee: Guizhou Dingyuanhe Technology Co ltd
Current assignee: Guizhou Dingyuanhe Technology Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-08-31
Anticipated expiration: 2030-11-04

Abstract

The utility model discloses a straightening wind-up roll for producing copper foil for lithium batteries, which comprises a base, wherein the upper end surface of the base is fixedly connected with a roll stand, the roll stand is internally and rotatably connected with a conveying roll, two sides of the roll stand are respectively provided with a wind-up roll and a straightening mechanism, the wind-up roll is arranged on the upper end surface of the base, the straightening mechanism comprises a cross rod, a first fixed column and a second fixed column, the cross rod is fixedly connected between the first fixed column and the second fixed column, the upper end surface of the first fixed column is fixedly connected with a top frame, the lower end surface of the top frame is provided with a hydraulic rod, the upper end surface of the top frame is provided with a hydraulic cylinder, the driving shaft of the hydraulic rod is fixedly connected with a pushing frame, the utility model can ensure that the copper foil is subjected to pre-straightening treatment when being rolled, so as to avoid the occurrence of wrinkles, the use effect and the practicality of the wind-up roll of flare-outing of copper foil production usefulness for the lithium cell have been improved.

Description

Straightening and winding roller for producing copper foil for lithium battery

Technical Field

The utility model relates to a copper foil production technical field for the lithium cell specifically is a wind-up roll flare-outs of copper foil production usefulness for the lithium cell.

Background

Lithium batteries are batteries in which metallic lithium is used as a negative electrode, and are also called lithium metal batteries. It is worth noting that according to different battery configurations, lithium batteries are divided into primary batteries and secondary batteries, and early lithium batteries are primary batteries, but because the chemical characteristics of metal lithium are very active, the processing, storage and use of the metal lithium are very high, and the requirements on environment are very high, so the lithium batteries are not widely applied after the invention, with the development of microelectronic technology at the end of the twentieth century, the miniaturization devices are increasing, and higher requirements on power supplies are provided, and the lithium batteries enter a large-scale practical stage.

However, the surface of the traditional copper foil after production can generate wrinkles, which is not only unfavorable for collection, but also influences the product quality. Therefore, the straightening and winding roller for producing the copper foil for the lithium battery is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wind-up roll flare-outs of copper foil production usefulness for lithium cell to it can produce the fold to propose traditional copper foil production rear surface in the above-mentioned background art to solve, not only is unfavorable for collecting, also influences product quality's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a straightening winding roll for producing copper foil for a lithium battery comprises a base, wherein a roll frame is fixedly connected to the upper end face of the base, a conveying roll is rotatably connected inside the roll frame, a winding roll and a straightening mechanism are respectively arranged on two sides of the roll frame, the winding roll is installed on the upper end face of the base, the straightening mechanism comprises a cross rod, a first fixing column and a second fixing column, the cross rod is fixedly connected between the first fixing column and the second fixing column, an upper end face of the first fixing column is fixedly connected with a top frame, a hydraulic rod is installed on the lower end face of the top frame, a hydraulic cylinder is installed on the upper end face of the top frame, a driving shaft of the hydraulic rod is fixedly connected with a pushing frame, a first movable sleeve and a second movable sleeve are respectively connected to the outer sides of the first fixing column and the second fixing column in a sliding manner, and a pressing roll is rotatably connected between the first movable sleeve and the second movable sleeve through a bearing, the lower end of the pushing frame is fixedly connected with a first movable sleeve and a second movable sleeve respectively, a first fixed sleeve and a second fixed sleeve are arranged below the first movable sleeve and the second movable sleeve respectively, and a supporting roller is rotatably connected between the first fixed sleeve and the second fixed sleeve through a bearing.

Preferably, the lower ends of the first fixing column and the second fixing column are respectively welded on the upper end face of the base.

Preferably, the hydraulic cylinders and the hydraulic rods are respectively provided with two groups in specific number, and the hydraulic cylinders are connected with the hydraulic rods through oil pipes.

Preferably, the pressing roller and the supporting roller have the same size.

Preferably, the conveying rollers are arranged in multiple groups and are distributed on the upper end face of the base at equal intervals.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a be provided with the mechanism of flare-outing, the mechanism of flare-outing can make the copper foil to carry out the processing of flare-outing in advance to the copper foil when the rolling, avoid the copper foil fold to appear, and when the processing of flare-outing, open the pneumatic cylinder, make hydraulic stem drive propelling movement frame downstream, and the propelling movement frame of downstream makes the press roller downstream, make press the compression roller to press the copper foil and flare-outing, and the copper foil that can be applicable to different thickness is flare-outed, the result of use and the practicality of the wind-up roll of flare-outing of having improved the production usefulness of copper foil for the lithium cell.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic side view of the straightening mechanism of the present invention;

fig. 3 is the utility model discloses the wind-up roll looks sideways at the structural schematic.

In the figure: 1. a base; 2. a roller frame; 3. a straightening mechanism; 4. a conveying roller; 5. a wind-up roll; 6. a cross bar; 7. a support roller; 8. a first fixing sleeve; 9. a first movable sleeve; 10. a first fixed column; 11. a top frame; 12. a hydraulic cylinder; 13. a hydraulic lever; 14. a pushing frame; 15. pressing the roller; 16. a second fixed column; 17. a second movable sleeve; 18. a second fixing sleeve.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a straightening winding roll for producing copper foil for a lithium battery comprises a base 1, wherein a roll wheel frame 2 is fixedly connected to the upper end face of the base 1, a conveying roll 4 is rotatably connected to the interior of the roll wheel frame 2, a winding roll 5 and a straightening mechanism 3 are respectively arranged on two sides of the roll wheel frame 2, the winding roll 5 is mounted on the upper end face of the base 1, the straightening mechanism 3 comprises a cross rod 6, a first fixing column 10 and a second fixing column 16, the cross rod 6 is fixedly connected between the first fixing column 10 and the second fixing column 16, a top frame 11 is fixedly connected to the upper end face of the first fixing column 10, a hydraulic rod 13 is mounted on the lower end face of the top frame 11, a hydraulic cylinder 12 is mounted on the upper end face of the top frame 11, a driving shaft of the hydraulic rod 13 is fixedly connected with a pushing frame 14, a first movable sleeve 9 and a second movable sleeve 17 are respectively slidably connected to the outer sides of the first fixing column 10 and the second fixing column 16, a pressing roller 15 is rotatably connected between the first movable sleeve 9 and the second movable sleeve 17 through a bearing, the lower end of the pushing frame 14 is fixedly connected with the first movable sleeve 9 and the second movable sleeve 17 respectively, a first fixed sleeve 8 and a second fixed sleeve 18 are arranged below the first movable sleeve 9 and the second movable sleeve 17 respectively, and a supporting roller 7 is rotatably connected between the first fixed sleeve 8 and the second fixed sleeve 18 through a bearing;

the lower ends of the first fixing column 10 and the second fixing column 16 are respectively welded on the upper end face of the base 1, so that the straightening mechanism 3 is fixedly installed, the hydraulic cylinders 12 and the hydraulic rods 13 are respectively provided with two sets in specific quantity, the hydraulic cylinders 12 and the hydraulic rods 13 are connected through oil pipes, the hydraulic cylinders 12 convey hydraulic oil to the hydraulic rods 13 to enable the hydraulic rods 13 to work, the pressing rollers 15 and the supporting rollers 7 are identical in size, the conveying rollers 4 are distributed on the upper end face of the base 1 in multiple sets and are distributed at equal intervals, and a wire guiding effect can be achieved on copper foils.

Specifically, during the use, put into the copper foil to back-up roll 7 for the one end of copper foil is connected with wind-up roll 5 and is carried out the rolling, opens pneumatic cylinder 12, makes hydraulic stem 13 drive push away rack 14 downstream, and the push away rack 14 of downstream makes to press down roller 15 downstream, and press roller 15 to press the copper foil and flare-out, can be applicable to the copper foil of different thickness moreover and flare-out.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wind-up roll of flare-outing of copper foil production usefulness for lithium cell, includes base (1), its characterized in that: the roller frame (2) is fixedly connected to the upper end face of the base (1), the conveying roller (4) is connected to the inner portion of the roller frame (2) in a rotating mode, a winding roller (5) and a straightening mechanism (3) are arranged on the two sides of the roller frame (2) respectively, the winding roller (5) is installed on the upper end face of the base (1), the straightening mechanism (3) comprises a cross rod (6), a first fixing column (10) and a second fixing column (16), the cross rod (6) is fixedly connected between the first fixing column (10) and the second fixing column (16), an upper end face of the first fixing column (10) is fixedly connected with a top frame (11), a hydraulic rod (13) is installed on the lower end face of the top frame (11), a hydraulic cylinder (12) is installed on the upper end face of the top frame (11), a driving shaft of the hydraulic rod (13) is fixedly connected with a pushing frame (14), and a first movable sleeve (9) and a second movable sleeve (16) are slidably connected to the outer sides of the first fixing column (10) and the second fixing column (16) respectively Move cover (17), rotate through the bearing between first movable sleeve (9) and the second movable sleeve (17) and be connected with and press compression roller (15), promote frame (14) lower extreme respectively with first movable sleeve (9) and second movable sleeve (17) fixed connection, first movable sleeve (9) and second movable sleeve (17) below are provided with the fixed cover of first fixed cover (8) and second (18) respectively, rotate through the bearing between the fixed cover of first fixed cover (8) and second (18) and be connected with backing roll (7).

2. The straightening and winding roll for producing the copper foil for the lithium battery as claimed in claim 1, which is characterized in that: the lower ends of the first fixing column (10) and the second fixing column (16) are respectively welded on the upper end face of the base (1).

3. The straightening and winding roll for producing the copper foil for the lithium battery as claimed in claim 1, which is characterized in that: the hydraulic cylinders (12) and the hydraulic rods (13) are respectively provided with two groups in specific number, and the hydraulic cylinders (12) are connected with the hydraulic rods (13) through oil pipes.

4. The straightening and winding roll for producing the copper foil for the lithium battery as claimed in claim 1, which is characterized in that: the pressing roller (15) and the supporting roller (7) are the same in size.

5. The straightening and winding roll for producing the copper foil for the lithium battery as claimed in claim 1, which is characterized in that: the quantity of conveying rollers (4) sets up multiunit and equidistance and distributes at base (1) up end.