CN217415860U - Membrane dolly is examined in lithium electricity diaphragm removal - Google Patents

Abstract

The utility model discloses a membrane dolly is examined in lithium battery diaphragm removal belongs to lithium battery diaphragm production facility field. The utility model discloses a membrane dolly is examined in lithium electricity diaphragm removal, including frame body, book core fortune unit and lift drive unit, wherein roll core fortune unit supports and installs on the frame body, and it includes the mounting bracket and is fixed in the multiunit book core dead lever on the mounting bracket, and every group rolls up the core dead lever and corresponds and inserts in order to transport the diaphragm roll core in the hole of a diaphragm roll core; the lifting driving unit is used for driving the winding core transporting unit to perform lifting movement relative to the frame body. Adopt the utility model discloses a dolly can be simultaneously with a plurality of book cores take off in order to inspect the diaphragm from all revolving racks, has improved work efficiency greatly.

Description

Membrane dolly is examined in lithium electricity diaphragm removal

Technical Field

The utility model belongs to the technical field of lithium battery diaphragm production facility, more specifically say, relate to a membrane dolly is examined in lithium battery diaphragm removal.

Background

The lithium ion battery has obtained great attention due to the excellent characteristics of high energy density, high output voltage, low self-discharge rate, long service life, no memory effect, environmental friendliness and the like. In recent years, the development of lithium ion batteries has been rapidly advanced, the market share is continuously expanded, lead-acid, nickel-cadmium and metal nickel-hydride batteries are gradually replaced, the market has a leading position, and the lithium ion batteries are widely applied to mobile electronic terminal equipment such as notebook computers, mobile phones, cameras, instruments and meters. With the increasing shortage of non-renewable energy sources such as petroleum, the demand of applying lithium ion batteries to electric vehicles (xevs) is also continuously expanding, and start-stop batteries applied to electric vehicles have higher requirements on the charge-discharge rate and the cycle life of the batteries.

The diaphragm is an important component of the lithium ion battery, and plays a role in isolating the positive electrode and the negative electrode in the battery to prevent short circuit and simultaneously providing an ion transport channel in the charge and discharge process. At present, after a lithium battery diaphragm is cut, the diaphragm is continuously wound on an empty winding core (the winding core after the diaphragm is wound is hereinafter referred to as a winding core), the winding core is cylindrical and is placed on a turnover frame, and the lithium battery diaphragm can be tested only by opening the winding core diaphragm on the turnover frame during testing. However, when a core membrane in the middle of the turnover frame is inspected, the membrane is not easy to open, and the whole tube core needs to be moved down, so that the working efficiency is low, and the labor intensity is high.

Through retrieval, the application with the Chinese patent application number of 202022449978X discloses an uncoiling trolley for a lithium battery diaphragm splitting machine, the uncoiling trolley comprises a trolley frame, rails, lifting supports and a lifting device, the rails are fixed on two sides of the front face of the trolley frame and are vertical to the horizontal plane, and the lifting supports are installed on the rails and can slide up and down along the rails; the lifting device is arranged on the back of the trolley frame, the top end of the lifting device is connected with the top end of the lifting support through a chain, and the chain penetrates through a fixed pulley arranged at the top end of the trolley frame; the lifting arm is installed on the lifting support through a sliding block and is parallel to the horizontal plane, the sliding block is connected with a nut of a ball screw, and an adjusting handle is arranged on the end face of the ball screw and used for adjusting the horizontal position of the lifting arm. The coil stripping trolley can be used for performing coil stripping operation on a slit diaphragm, but can only perform coil stripping operation on one diaphragm, and the working efficiency is still required to be further improved.

SUMMERY OF THE UTILITY MODEL

1. Problems to be solved

The utility model aims to solve the diaphragm that rolls up on the core among the prior art and when examining, need the manual work to roll up the diaphragm core and move off from all revolving racks one by one usually, the operation is inconvenient, the lower problem of work efficiency, and a membrane dolly is examined in lithium battery diaphragm removal is provided.

2. Technical scheme

In order to solve the above problem, the utility model discloses the technical scheme who adopts as follows:

the utility model discloses a membrane dolly is examined in lithium electricity diaphragm removal, including frame body, book core fortune unit and lift drive unit, wherein roll core fortune unit supports and installs on the frame body, and it includes the mounting bracket and is fixed in the multiunit book core dead lever on the mounting bracket, and every group rolls up the core dead lever and corresponds and inserts in order to transport the diaphragm roll core in the hole of a diaphragm roll core; the lifting driving unit is used for driving the winding core transporting unit to perform lifting movement relative to the frame body.

Furthermore, a plurality of rows of winding core fixing rods are longitudinally arranged on the mounting rack at intervals, and each row is provided with at least one group of winding core fixing rods.

Furthermore, two groups of winding core fixing rods are arranged in each row.

Furthermore, the winding core fixing rods are all arranged in an upward inclined mode.

Furthermore, the inclination of roll core dead lever is 4-7, and every group roll core dead lever all includes first fortune pole and the second fortune pole that the interval set up, the interval between first fortune pole and the second fortune pole and the hole diameter phase-match that waits to transport the roll core.

Furthermore, the frame body comprises a base and a lifting fixing frame vertically fixed above the base, and the mounting frame is arranged on the lifting fixing frame in a lifting mode.

Furthermore, a lifting sliding plate is arranged on one side of the mounting frame, which is in contact with the lifting fixing frame, a sliding rail is correspondingly arranged on the lifting fixing frame, and the lifting sliding plate is in sliding fit with the sliding rail.

Furthermore, the lifting driving unit comprises a hydraulic cylinder and a chain, wherein the hydraulic cylinder is fixedly arranged at the bottom of the frame body, and a piston rod of the hydraulic cylinder is connected with the lifting sliding plate through the chain.

Furthermore, a handle is arranged on the side surface of the lifting fixing frame; the bottom of the frame body is respectively and correspondingly provided with a front supporting wheel and a universal rear supporting wheel.

3. Advantageous effects

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

(1) the utility model discloses a membrane dolly is examined in lithium electricity diaphragm removal, including frame body, roll up core unit and the lift drive unit of transporting, roll up the core unit of transporting through the drive of lift drive unit and carry out the elevating movement to promote the dolly and remove, thereby can roll up the core to a plurality of diaphragms simultaneously and carry out the lifting, so that detect the diaphragm, improved work efficiency greatly, reduced intensity of labour.

(2) The utility model discloses a membrane dolly is examined in lithium electricity diaphragm removal is through rolling up the core dead lever with every group and corresponding inserting one respectively and roll up a core hole to can realize directly taking off from all revolving racks with rolling up the core, and roll up the setting of core dead lever tilt up, can effectively prevent to roll up the core and landing downwards, guarantee its fixed fastness.

(3) The utility model discloses a membrane dolly is examined in lithium electricity diaphragm removal, mounting bracket are equipped with the lift sliding plate with one side of lift mount contact, through the sliding fit of guide rail on lift sliding plate and the lift mount to be favorable to leading to the elevating movement of rolling up core unit of transporting, be favorable to guaranteeing elevating movement's stationarity and the steadiness of whole dolly structure.

(4) The utility model discloses a membrane dolly is examined in lithium electricity diaphragm removal, its structure and easy operation, and through the setting of universal wheel, it is convenient to remove.

Drawings

Fig. 1 is a schematic structural view of a lithium battery diaphragm mobile film detection trolley of the present invention;

FIG. 2 is a schematic side view of the movable film inspecting trolley of the present invention;

fig. 3 is a schematic view of the overlooking structure of the movable film-inspecting trolley of the present invention.

In the figure: 1. a base; 2. a lifting fixing frame; 3. a mounting frame; 4. a winding core fixing rod; 401. a first transfer bar; 402. a second transfer bar; 5. a rib plate; 6. a front support wheel; 7. universal rear support wheels; 8. a hydraulic operating lever; 9. a handle; 10. a hydraulic cylinder; 11. a chain; 12. a pressure relief valve; 13. the sliding plate is lifted.

Detailed Description

The present invention will be further described with reference to the following specific embodiments.

Example 1

As shown in fig. 1-3, the lithium battery diaphragm moving film detection trolley of the embodiment comprises a trolley frame body, a winding core conveying unit and a lifting driving unit, wherein the trolley frame body comprises a base 1 and a lifting fixing frame 2 vertically fixed above the base 1, a front supporting wheel 6 is arranged on the front side below the base 1, a universal rear supporting wheel 7 is arranged on the rear side, and the whole trolley is convenient to move through the arrangement of the supporting wheels, so that time and labor are saved.

The roll up core unit of transporting backward supports and installs on frame body for take off the core of rolling up from all revolving racks or lay the core of rolling up on all revolving racks, with the transportation operation of the core of rolling up of realization, this roll up core unit of transporting backward includes mounting bracket 3 and is fixed in multiunit roll core dead lever 4 on the mounting bracket 3, and wherein 3 slidable mounting of mounting bracket are on lift mount 2, and drive through the lift drive unit. Be equipped with on the mounting bracket 3 along the multirow core dead lever 4 that rolls up of longitudinal distribution, and every row corresponds and is equipped with at least a set of core dead lever that rolls up to can transport a plurality of cores simultaneously, improve work efficiency greatly, and reduce intensity of labour, every row is equipped with two sets of core dead levers that roll up in this embodiment. Every group core dead lever 4 corresponds inserts in order to transport the diaphragm core in the hole of a diaphragm core, and it includes first fortune pole 401 and the second fortune pole 402 that the interval set up, and the interval between first fortune pole 401 and the second fortune pole 402 and the hole diameter phase-match of waiting to transport the core.

Example 2

The membrane dolly is examined in lithium battery diaphragm removal of this embodiment, its structure is basically the same as embodiment 1, and further, roll up core dead lever 4 all upwards slope setting (free end tilt up) in this embodiment to can prevent to roll up the core landing, further preferred, roll up core dead lever 4's inclination is 4-7, thereby both can prevent to roll up the core landing, the operation of taking off of the core of being convenient for again, further preferred 5 in this embodiment. And a ribbed plate 5 is also arranged between the winding core fixing rod 4 and the mounting frame 3 so as to improve the mounting firmness of the winding core fixing rod 4.

One side of mounting bracket 3 and the contact of lift mount 2 in this embodiment is equipped with lift sliding plate 13, and the last correspondence of lift mount 2 is equipped with the slide rail, and lift sliding plate 13 and slide rail sliding fit to be convenient for drive through lift sliding plate 13 and roll up the core unit of transporting and carry out the up-and-down motion together, be favorable to improving the stationarity of elevating movement.

The lift drive unit of this embodiment includes pneumatic cylinder 10 and chain 11, and wherein pneumatic cylinder 10 fixed mounting is in frame body bottom, and its piston rod passes through chain drive mechanism and links to each other with lift sliding plate 13, goes up and down through pneumatic cylinder 10 drive chain 11 to drive lift sliding plate 13 and carry out lifting motion together.

Specifically, the hydraulic operating rod 8 is pressed down, the chain 11 pulls the lifting sliding plate 13 and the winding core conveying unit to be lifted together, and when the pressure release valve 10 is opened, the chain 11 drives the lifting sliding plate 13 and the winding core conveying unit to be lowered together. When the winding core fixing rod 4 is lifted, a single rod of the turnover frame penetrates through the middle of two rods (a first turnover rod 401 and a second turnover rod 402), all winding cores are transported to the vehicle, and all winding cores are transported to the turnover frame after the diaphragm is inspected. The side of the lifting fixing frame 2 is also provided with a handle 9, and the trolley can be pulled and pushed to move through the handle 9.

It should be noted that the specific structure of the lifting driving unit is not limited to this embodiment, and other existing lifting driving structures may also be adopted.

Claims (9)

1. The utility model provides a membrane dolly is examined in lithium electricity diaphragm removal, includes the frame body, its characterized in that: the conveying device comprises a frame body, a winding core conveying unit and a lifting driving unit, wherein the winding core conveying unit is supported and installed on the frame body and comprises an installation frame (3) and a plurality of groups of winding core fixing rods (4) fixed on the installation frame (3), and each group of winding core fixing rods (4) are correspondingly inserted into an inner hole of a diaphragm winding core to convey the diaphragm winding core; the lifting driving unit is used for driving the winding core transporting unit to perform lifting movement relative to the frame body.

2. The lithium battery diaphragm moving film detection trolley according to claim 1, characterized in that: the mounting rack (3) is provided with a plurality of rows of roll core fixing rods (4) which are distributed at intervals along the longitudinal direction, and each row is provided with at least one group of roll core fixing rods (4).

3. The lithium battery diaphragm moving film detection trolley according to claim 2, characterized in that: each row is provided with two groups of winding core fixing rods (4).

4. The lithium battery diaphragm moving film detection trolley according to any one of claims 1-3, wherein: the winding core fixing rods (4) are all arranged in an upward inclined mode.

5. The lithium battery diaphragm moving film detection trolley according to claim 4, characterized in that: the inclination angle of core dead lever (4) is 4-7, and every group core dead lever (4) all includes first fortune pole (401) and second fortune pole (402) that the interval set up, and the interval between first fortune pole (401) and the second fortune pole (402) matches with the hole diameter of waiting to transport the core.

6. The lithium battery diaphragm moving film detection trolley according to any one of claims 1-3, wherein: the frame body comprises a base (1) and a lifting fixing frame (2) vertically fixed above the base (1), and the mounting frame (3) can be arranged on the lifting fixing frame (2) in a lifting mode.

7. The lithium battery diaphragm moving film detection trolley according to claim 6, characterized in that: one side of the mounting frame (3) contacting with the lifting fixing frame (2) is provided with a lifting sliding plate (13), the lifting fixing frame (2) is correspondingly provided with a sliding rail, and the lifting sliding plate (13) is in sliding fit with the sliding rail.

8. The lithium battery diaphragm moving film detection trolley according to claim 7, characterized in that: the lifting driving unit comprises a hydraulic cylinder (10) and a chain (11), wherein the hydraulic cylinder (10) is fixedly arranged at the bottom of the frame body, and a piston rod of the hydraulic cylinder is connected with a lifting sliding plate (13) through the chain (11).

9. The lithium battery diaphragm moving film detection trolley according to claim 8, characterized in that: a handle (9) is arranged on the side surface of the lifting fixing frame (2); the bottom of the frame body is respectively and correspondingly provided with a front supporting wheel (6) and a universal rear supporting wheel (7).

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