CN216529228U

CN216529228U - Casting roller structure applied to wet lithium ion battery diaphragm

Info

Publication number: CN216529228U
Application number: CN202123144139.8U
Authority: CN
Inventors: 张羽标; 吴安星; 郭文江
Original assignee: Shenzhen Bosheng New Material Co ltd
Current assignee: Shenzhen Bosheng New Material Co ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-05-13
Anticipated expiration: 2031-12-14

Abstract

The utility model discloses a cast sheet roller structure applied to a wet-process lithium ion battery diaphragm, which comprises a bottom plate, wherein a fixed frame and a movable frame are arranged on the bottom plate, cast sheet rollers are arranged on the fixed frame and the movable frame, fastening frames are arranged at the top ends of the fixed frame and the movable frame, the cast sheet rollers are arranged on the fixed frame and the movable frame through the fastening frames, jacking mechanisms are arranged on the fixed frame and the movable frame, and each jacking mechanism comprises a support, a hydraulic oil cylinder and a supporting plate. The utility model relates to a cast sheet roller structure applied to a wet-process lithium ion battery diaphragm, which belongs to the technical field of lithium ion battery diaphragm production.

Description

Casting roller structure applied to wet lithium ion battery diaphragm

Technical Field

The utility model relates to the technical field of lithium ion battery diaphragm production, in particular to a cast sheet roller structure applied to a lithium ion battery diaphragm by a wet method.

Background

In the construction of lithium batteries, the separator is one of the key internal layer components. The performance of the diaphragm determines the interface structure, internal resistance and the like of the battery, directly influences the capacity, circulation, safety performance and other characteristics of the battery, and the diaphragm with excellent performance plays an important role in improving the comprehensive performance of the battery. In the production process of the lithium battery diaphragm, a cast sheet cooling process is required, wherein the cast sheet cooling process is a process of cooling a melt from a die head into a solid thick wafer through a cast sheet roller, and the structure of the cast sheet roller is particularly important. In the current cast sheet roller structure, although the regulation work of some cast sheet rollers can be carried out, the distance between the cast sheet rollers can not be regulated, the use has certain limitation, and in the cast sheet roller structure, the cast sheet rollers are inconvenient to disassemble and replace, and meanwhile, the lifting mechanism is not provided, so that the cast sheet rollers are inconvenient to overhaul and the like, and the use effect is general.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a casting sheet roller structure applied to a wet-process lithium ion battery diaphragm, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a cast sheet roller structure applied to a diaphragm of a wet lithium ion battery comprises a base plate, wherein a fixed frame and a movable frame are arranged on the base plate, cast sheet rollers are arranged on the fixed frame and the movable frame, fastening frames are arranged at the top ends of the fixed frame and the movable frame, the cast sheet rollers are arranged on the fixed frame and the movable frame through the fastening frames, jacking mechanisms are arranged on the fixed frame and the movable frame and comprise a support, a hydraulic oil cylinder and a support plate, the hydraulic oil cylinder is arranged on the fixed frame and the movable frame, the upper end of the hydraulic oil cylinder is connected with the support, the support plate is fixed at the end position of the support, an adjusting mechanism is arranged on the base plate and comprises an adjusting plate, a servo motor and a lead screw, the servo motor is connected with the lead screw and is fixed on the base plate, the adjusting plate is fixed on the movable frame, and the adjusting plate is connected with the screw rod.

Preferably, the end of the cast sheet roller is provided with a rotating shaft, the rotating shaft is provided with a bearing, the bearing is arranged on the fixed frame and the movable frame, and the bottom plate is provided with a sliding groove.

Preferably, the fastening frame comprises an end cover and a fastening screw, wherein a counter bore is formed in the end cover, and the fastening screw is arranged in the counter bore in the end cover.

Preferably, the jacking mechanism further comprises a fixing sleeve and a guide pillar, the fixing sleeve is fixedly connected with the guide pillar, the fixing sleeve is installed on the fixing frame and the movable frame, the upper end of the guide pillar is fixedly connected with the support, and the support plate is in contact with the rotating shaft.

Preferably, adjustment mechanism still includes slider and roating seat, the slider is fixed in on the adjustable shelf, and slider slidable mounting in the spout, the roating seat is fixed in on the bottom plate, the end of lead screw is rotated and is connected on the roating seat, and threaded connection between lead screw and the regulating plate.

Compared with the prior art, the utility model has the following beneficial effects: this be applied to cast piece roller structure of wet process lithium ion battery diaphragm through the fastening frame that sets up, is coordinating climbing mechanism and is using, can dismantle fast and cast the piece roller to can promote certain distance with casting the piece roller, improve and overhaul change efficiency, make things convenient for the staff operation, adopt adjustment mechanism, can carry out certain regulation to the adjustable shelf, improve and use the flexibility.

Drawings

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

FIG. 2 is a schematic view of the fastening frame according to the present invention;

FIG. 3 is a schematic view of the jacking mechanism of the present invention;

fig. 4 is a schematic view of the adjusting mechanism according to the present invention.

In the figure: 1. a base plate; 2. a fixed mount; 3. a movable frame; 4. a fastening frame; 401. an end cap; 402. fastening screws; 5. casting a sheet roller; 6. a jacking mechanism; 601. a support; 602. a hydraulic cylinder; 603. fixing a sleeve; 604. a guide post; 605. a support plate; 7. an adjustment mechanism; 701. a slider; 702. an adjusting plate; 703. a servo motor; 704. a rotating base; 705. a screw rod; 8. and a bearing.

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.

As shown in fig. 1-4, a casting roll structure applied to a wet-process lithium ion battery diaphragm comprises a base plate 1, a fixed frame 2 and a movable frame 3 are arranged on the base plate 1, a casting roll 5 is arranged on the fixed frame 2 and the movable frame 3, a fastening frame 4 is arranged at the top end of the fixed frame 2 and the movable frame 3, the casting roll 5 is mounted on the fixed frame 2 and the movable frame 3 through the fastening frame 4, a jacking mechanism 6 is arranged on the fixed frame 2 and the movable frame 3, the jacking mechanism 6 comprises a support 601, a hydraulic cylinder 602 and a support plate 605, the hydraulic cylinder 602 is mounted on the fixed frame 2 and the movable frame 3, the upper end of the hydraulic cylinder 602 is connected with the support 601, the support plate 605 is fixed at the end position of the support 601, an adjusting mechanism 7 is arranged on the base plate 1, the adjusting mechanism 7 comprises an adjusting plate 702, a servo motor 703 and a lead screw 705, the servo motor 703 is connected with the lead screw 705, the servo motor 703 is fixed on the base plate 1, the adjusting plate 702 is fixed on the movable frame 3, and the adjusting plate 702 is connected with the screw rod 705.

Through the above embodiment, the end of the casting sheet roller 5 is provided with the rotating shaft, the rotating shaft is provided with the bearing 8, the bearing 8 is installed on the fixed frame 2 and the movable frame 3, and the bottom plate 1 is provided with the sliding groove.

Through the above embodiment, fastening frame 4 includes end cover 401 and fastening screw 402, be equipped with the counter bore on end cover 401, fastening screw 402 sets up in the counter bore on end cover 401, climbing mechanism 6 still includes fixed cover 603 and guide pillar 604, fixed connection between fixed cover 603 and the guide pillar 604, and fixed cover 603 installs on mount 2 and adjustable shelf 3, fixed connection between the upper end of guide pillar 604 and the support 601, backup pad 605 contacts in the pivot, fastening frame 4 through setting up, being cooperated with climbing mechanism 6 and using, can dismantle cast sheet roller 5 fast, and can promote certain distance with cast sheet roller 5, improve and overhaul change efficiency, make things convenient for staff's operation.

Through above-mentioned embodiment, adjustment mechanism 7 still includes slider 701 and roating seat 704, and slider 701 is fixed in on the adjustable shelf 3, and slider 701 slidable mounting in the spout, and roating seat 704 is fixed in on bottom plate 1, and the end of lead screw 705 rotates and connects on roating seat 704, and threaded connection between lead screw 705 and the regulating plate 702 adopts adjustment mechanism 7, can carry out certain regulation to adjustable shelf 3, improves and uses the flexibility.

It should be noted that, the utility model is a casting sheet roller structure applied to a wet lithium ion battery diaphragm, when in use, a bottom plate 1 is installed at a proper position, a fixed frame 2 and a movable frame 3 are respectively installed at proper positions on the bottom plate 1, an adjusting mechanism 7 is connected with the movable frame 3, a rotating shaft at the end part of a casting sheet roller 5 is inserted into a bearing 8, the bearing 8 is fixedly connected with the rotating shaft of the casting sheet roller 5, then the bearing 8 is clamped at the upper ends of the fixed frame 2 and the movable frame 3, so that the corresponding casting sheet roller 5 is respectively installed on the fixed frame 2 and the movable frame 3, then an end cover 401 in a fastening frame 4 is covered on the fixed frame 2 and the movable frame 3, the end cover 401 is clamped on the bearing 8, a fastening screw 402 is inserted into a counter bore, so that the tail end of the fastening screw is screwed into screw holes on the fixed frame 2 and the movable frame 3, so that different end covers 401 are respectively fixed on the fixed frame 2 and the movable frame 3, further completing the installation of the casting sheet roller 5, connecting the servo motor 703 to a power supply, then installing the jacking mechanism 6, simultaneously connecting the hydraulic oil cylinder 602 with a corresponding oil supply pipe, and then starting to use the whole structure, wherein in the using process, the diaphragm coming out of the die head moves through the guide frame of the casting sheet roller 5, simultaneously the casting sheet roller 5 cools the diaphragm, thereby realizing the purpose of casting sheets, in the using process, the support plate 605 in the jacking mechanism 6 does not contact with the rotating shaft at the end part of the casting sheet roller 5, when the casting sheet roller 5 needs to be replaced and other operations, after the fastening frame 4 is removed, the hydraulic station can be started, the hydraulic station drives the hydraulic oil cylinder 602 to work, the oil cylinder shaft extends to lift the support plate 601, thereby lifting the support plate 605, when the support plate 605 contacts with the rotating shaft, the support plate 605 lifts the casting sheet roller 5 and the bearing 8 through the rotating shaft, until the casting sheet rollers 5 and other structures are lifted for a certain distance, then corresponding operation is carried out by a worker, after the operation is finished, the hydraulic oil cylinder 602 is controlled to operate, the oil cylinder shaft is shortened, the support 601 and other structures drive the casting sheet rollers 5 to descend and reset, in the lifting process of the support 601, the guide pillar 604 moves along the fixed sleeve 603, and then the moving stability is ensured, in the whole structure using process, the position between the casting sheet rollers 5 can be adjusted, during adjustment, the servo motor 703 is started, the screw rod 705 between the servo motor 703 and the rotating base 704 rotates, and due to threaded connection between the screw rod 705 and the adjusting plate 702, when the screw rod 705 rotates, the adjusting plate 702 drives the movable frame 3 to move through the sliding block 701, so that the purpose of driving the corresponding casting sheet rollers 5 to move is achieved, after the adjustment is finished, the use can be continued, the structure is simple, and the operation is convenient and fast.

The foregoing has described the principles of use, features and advantages of the utility model. The above embodiments and the description of the utility model are provided to illustrate the basic principles and features of the utility model and, within the scope of the utility model concept, to be understood by those skilled in the art from the foregoing description, various modifications may be made to the utility model and these modifications are within the scope of the utility model as claimed.

Claims

1. The utility model provides a be applied to wet process lithium ion battery diaphragm cast piece roller structure, includes bottom plate (1), be provided with mount (2) and adjustable shelf (3) on bottom plate (1), and be provided with cast piece roller (5), its characterized in that on mount (2) and adjustable shelf (3): the top ends of the fixed frame (2) and the movable frame (3) are provided with fastening frames (4), the cast sheet roller (5) is arranged on the fixed frame (2) and the movable frame (3) through the fastening frames (4), the fixed frame (2) and the movable frame (3) are provided with jacking mechanisms (6), the jacking mechanisms (6) comprise supports (601), hydraulic oil cylinders (602) and supporting plates (605), the hydraulic oil cylinders (602) are arranged on the fixed frame (2) and the movable frame (3), the upper ends of the hydraulic oil cylinders (602) are connected with the supports (601), the supporting plates (605) are fixed at the end positions of the supports (601), the bottom plate (1) is provided with an adjusting mechanism (7), the adjusting mechanism (7) comprises an adjusting plate (702), a servo motor (703) and a screw rod (705), and the servo motor (703) is connected with the screw rod (705), and the servo motor (703) is fixed on the bottom plate (1), the adjusting plate (702) is fixed on the movable frame (3), and the adjusting plate (702) is connected with the screw rod (705).

2. The cast sheet roller structure applied to the wet-process lithium ion battery diaphragm according to claim 1, characterized in that: the end part of the casting sheet roller (5) is provided with a rotating shaft, a bearing (8) is arranged on the rotating shaft, the bearing (8) is arranged on the fixed frame (2) and the movable frame (3), and a sliding groove is formed in the bottom plate (1).

3. The cast sheet roller structure applied to the wet-process lithium ion battery separator according to claim 2, wherein: the fastening frame (4) comprises an end cover (401) and a fastening screw (402), wherein a counter bore is formed in the end cover (401), and the fastening screw (402) is arranged in the counter bore in the end cover (401).

4. The cast sheet roller structure applied to the wet lithium ion battery separator according to claim 3, wherein: the jacking mechanism (6) further comprises a fixing sleeve (603) and a guide post (604), the fixing sleeve (603) is fixedly connected with the guide post (604), the fixing sleeve (603) is installed on the fixed frame (2) and the movable frame (3), the upper end of the guide post (604) is fixedly connected with the support (601), and the support plate (605) is in contact with the rotating shaft.

5. The cast sheet roller structure applied to the wet lithium ion battery separator according to claim 4, wherein: adjustment mechanism (7) still include slider (701) and roating seat (704), slider (701) are fixed in on adjustable shelf (3), and slider (701) slidable mounting in the spout, roating seat (704) are fixed in on bottom plate (1), the end of lead screw (705) is rotated and is connected on roating seat (704), and threaded connection between lead screw (705) and regulating plate (702).