CN215390505U

CN215390505U - Lithium battery diaphragm coating machine deflector roll bearing structure

Info

Publication number: CN215390505U
Application number: CN202120673147.2U
Authority: CN
Inventors: 金成元; 赵忠斌
Original assignee: Wuxi Qicheng New Energy Co ltd
Current assignee: Wuxi Qicheng New Energy Co ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2022-01-04
Anticipated expiration: 2031-04-02

Abstract

The utility model relates to lithium battery coating, in particular to a guide roller supporting structure of a lithium battery diaphragm coating machine. The guide roller bearing comprises a guide roller, wherein positioning shafts are fixed on two sides of the guide roller, a first bearing is fixed at the top end of one positioning shaft, the first bearing is rotatably connected to a bearing mounting seat, a sliding groove with the same size as the first bearing is formed in the bearing mounting seat, and the first bearing can slide in the sliding groove; the other positioning shaft is rotatably connected to the supporting seat, the supporting seat is also provided with an accommodating cavity, and a bearing structure is arranged in the accommodating cavity; the bearing structure comprises a connecting piece, a first thrust bearing and a second thrust bearing, wherein the connecting piece is rotatably connected with the first thrust bearing and the second thrust bearing; the connecting piece is connected with the positioning shaft through a bolt. The bolt passes through the through hole. This practicality can be in the basis of guaranteeing that the deflector roll axial does not take place the skew and realize the quick assembly disassembly work of deflector roll.

Description

Lithium battery diaphragm coating machine deflector roll bearing structure

Technical Field

The utility model relates to lithium battery coating, in particular to a guide roller supporting structure of a lithium battery diaphragm coating machine.

Background

In the prior art, for an oily PVDF membrane coating machine, a large number of guide rollers are distributed at each section of the machine, and the guide rollers comprise mechanisms such as unreeling, coating and reeling. The coating line is continuous in production, each transmission mechanism needs regular maintenance, and the guide roller mechanism is a part which needs frequent maintenance and adjustment. The guide roller can be disassembled only by disassembling the roller seat and the guide roller together in the traditional mode, the mode is long in time consumption and can be operated by at least 2 persons. Secondly, the rotation of the guide roller is often supported only through a bearing in the existing guide roller structure, an axial supporting structure is lacked, and the axial load cannot be borne, so that the guide roller is easy to deviate when being collided axially or stressed axially. Accordingly, there is a need for a support structure that can achieve quick installation and removal of guide rollers and ensure that no axial deviation occurs.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a supporting structure which can realize quick assembly and disassembly of a guide roller and ensure that the guide roller does not deviate in the axial direction, and the following technical scheme is adopted: the guide roller bearing comprises a guide roller, wherein positioning shafts are fixed on two sides of the guide roller, a first bearing is fixed at the top end of one positioning shaft, the first bearing is rotatably connected to a bearing mounting seat, a sliding groove with the same size as the first bearing is formed in the bearing mounting seat, and the first bearing can slide in the sliding groove;

the other positioning shaft is rotatably connected to the supporting seat, the supporting seat is also provided with an accommodating cavity, and a bearing structure is arranged in the accommodating cavity;

the bearing structure comprises a connecting piece, a first thrust bearing and a second thrust bearing, wherein the connecting piece is rotatably connected with the first thrust bearing and the second thrust bearing;

the connecting piece pass through the bolt and be connected with the location axle, bearing mount pad and supporting seat be fixed in on the installation wallboard, the installation wallboard on be provided with the through-hole, the bolt pass the through-hole.

Furthermore, a bearing seat gland is arranged on the end face of the bearing mounting seat.

Further, the supporting seat is provided with a shaft hole, a second bearing is arranged in the shaft hole, and the second bearing is used for supporting the rotation of the positioning shaft.

Further, a connecting groove for inserting the connecting piece is arranged on the positioning shaft.

Furthermore, a support ring for supporting the second thrust bearing is arranged in the accommodating cavity.

The utility model has the beneficial effects that: through at the inside sliding tray that sets up of deflector roll one side bearing mount pad for the bearing can slide in the mount pad, when meetting the deflector roll and need changing or the bearing needs to change, the bolt of rotatory support seat end now makes location axle and connecting piece separation. And (3) removing the bearing seat gland, sliding the guide roller to one side of the sliding groove, sliding the other end of the guide roller out of the supporting seat, and then removing the guide roller from the bearing mounting seat only by reversely sliding. And after the maintenance is finished, the guide roller can be installed by performing reverse operation according to the steps. This practicality can realize the quick assembly disassembly work of deflector roll, and the human cost that significantly reduces improves work efficiency. Meanwhile, the bearing mechanism is arranged in the supporting seat and can bear the bidirectional axial load of the guide roller, so that the load on the guide roller can be stably supported, and the guide roller is prevented from being offset due to axial collision or other forces.

Drawings

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

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a partially enlarged view of a portion B in fig. 1.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element 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, such as "connected," which may be fixedly connected, 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1: as shown in fig. 1 to 3, including the deflector roll 1, both sides of deflector roll 1 all be fixed with location axle 3, one of them location axle 3 top be fixed with bearing 4, bearing 4 rotate and connect in bearing mount 5, bearing mount 5 inside be equipped with the same sliding tray 51 of bearing 4 size, bearing 4 can slide in sliding tray 51, the terminal surface of bearing mount 5 on be provided with bearing frame gland 6.

The other positioning shaft 3 is rotatably connected to the supporting seat 7, the supporting seat 7 is provided with a shaft hole 71, a second bearing 72 is arranged in the shaft hole 71, and the second bearing 72 is used for supporting the positioning shaft 3 to rotate. The supporting seat 7 is further provided with an accommodating cavity 74, and a bearing structure is arranged in the accommodating cavity 74.

The bearing structure comprises a connecting piece 81, a first thrust bearing 82 and a second thrust bearing 83, the connecting piece 81 is rotatably connected with the first thrust bearing 82 and the second thrust bearing 83, a bearing ring 84 is arranged on the connecting piece 81, the bearing ring 84 is located between the first thrust bearing 82 and the second thrust bearing 83, and a support ring 75 for supporting the second thrust bearing 83 is arranged in the accommodating cavity 74.

The connecting piece 81 is connected with the positioning shaft 3 through a bolt, and the positioning shaft 3 is provided with a connecting groove 31 for inserting the connecting piece 81. Bearing mount pad 5 and supporting seat 7 be fixed in installation wallboard 2 on, installation wallboard 2 on be provided with the through-hole, the bolt pass the through-hole. Insert the inside of spread groove 31 with connecting piece 81 during the installation, the diameter of spread groove 31 and connecting piece 81 equals, can carry out radial movement's spacing to guide roller 1 to the accessible bolt is installed fixedly, prevents that the guide roller 1 from rotating the phenomenon that becomes flexible appears in the operation in-process.

The guide roller 1 is supported by the first bearing 4 and the second bearing 72 at two ends, and can rotate uniformly, so that the guide roller 1 can run smoothly in the machining process.

Through at the inside sliding tray that sets up of deflector roll one side bearing mount pad for the bearing can slide in the mount pad, when meetting the deflector roll and need changing or the bearing needs to change, the bolt of rotatory support seat end now makes location axle and connecting piece separation. And (3) removing the bearing seat gland, sliding the guide roller to one side of the sliding groove, sliding the other end of the guide roller out of the supporting seat, and then removing the guide roller from the bearing mounting seat only by reversely sliding. And after the maintenance is finished, the guide roller can be installed by performing reverse operation according to the steps. This practicality can realize the quick assembly disassembly work of deflector roll, and the human cost that significantly reduces improves work efficiency. Meanwhile, the bearing mechanism is arranged in the supporting seat and can bear the bidirectional axial load of the guide roller, so that the load on the guide roller can be stably supported, and the guide roller is prevented from being offset due to axial collision or other forces. This practicality can realize the quick assembly disassembly work of deflector roll on the basis of guaranteeing that the deflector roll axial does not squint, and the human cost that significantly reduces improves work efficiency.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The guide roller supporting structure of the lithium battery diaphragm coating machine is characterized by comprising a guide roller (1), wherein positioning shafts (3) are fixed on two sides of the guide roller (1), a first bearing (4) is fixed at the top end of one of the positioning shafts (3), the first bearing (4) is rotatably connected to a bearing mounting seat (5), a sliding groove (51) with the same size as the first bearing (4) is formed in the bearing mounting seat (5), and the first bearing (4) can slide in the sliding groove (51);

the other positioning shaft (3) is rotatably connected to the supporting seat (7), the supporting seat (7) is provided with an accommodating cavity (74), and a bearing structure is arranged in the accommodating cavity (74);

the bearing structure comprises a connecting piece (81), a first thrust bearing (82) and a second thrust bearing (83), wherein the connecting piece (81) is rotatably connected with the first thrust bearing (82) and the second thrust bearing (83), a bearing ring (84) is arranged on the connecting piece (81), and the bearing ring (84) is positioned between the first thrust bearing (82) and the second thrust bearing (83);

connecting piece (81) pass through the bolt and be connected with location axle (3), bearing mount pad (5) be fixed in installation wallboard (2) with supporting seat (7) on, installation wallboard (2) on be provided with the through-hole, the bolt pass the through-hole.

2. The lithium battery separator coater guide roller support structure as claimed in claim 1, wherein a bearing seat cover (6) is provided on the end surface of the bearing mount (5).

3. The lithium battery separator coater guide roller support structure as claimed in claim 1, wherein the support base (7) is provided with a shaft hole (71), a second bearing (72) is arranged in the shaft hole (71), and the second bearing (72) is used for supporting the rotation of the positioning shaft (3).

4. The lithium battery separator coater guide roll support structure according to claim 1, wherein the positioning shaft (3) is provided with a coupling groove (31) for insertion of a coupling member (81).

5. The lithium battery separator coater guide roller support structure as claimed in claim 1, wherein a support ring (75) for supporting the second thrust bearing (83) is provided in the receiving cavity (74).