CN211169088U

CN211169088U - Battery diaphragm coiling mechanism

Info

Publication number: CN211169088U
Application number: CN201921809137.6U
Authority: CN
Inventors: 杨凯
Original assignee: Youju New Material Zhejiang Co ltd
Current assignee: Zhejiang Nova New Materials Co ltd
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-08-04
Anticipated expiration: 2029-10-25

Abstract

The utility model relates to a battery diaphragm technical field just discloses a battery diaphragm coiling mechanism, which comprises a frame, the fixed first dead lever that is equipped with of inside right side symmetry of frame, two the right surface of first dead lever is respectively through first mount fixedly connected with motor, first recess has been seted up to the left side longitudinal symmetry of frame, all be equipped with first lead screw, two in the first recess the both ends pole wall of first lead screw all rotates through first antifriction bearing and the lateral wall of the first recess that corresponds to be connected, two the left end of first lead screw all extends to the outside of frame, and the first bull stick of fixedly connected with, two the equal threaded connection of pole wall of first lead screw has the second dead lever, two the second dead lever respectively with correspond first recess sliding connection. The utility model provides high rolling efficiency is convenient for change the winding pole.

Description

Battery diaphragm coiling mechanism

Technical Field

The utility model relates to a battery diaphragm technical field especially relates to a battery diaphragm coiling mechanism.

Background

In the structure of the lithium battery, a diaphragm is one of key inner layer components, the performance of the diaphragm determines the interface structure, internal resistance and the like of the battery, the characteristics of the battery, such as capacity, circulation, safety performance and the like, are directly influenced, the diaphragm with excellent performance has an important effect on improving the comprehensive performance of the battery, the main effect of the diaphragm is to separate the positive electrode and the negative electrode of the battery, prevent the two electrodes from contacting and short-circuiting, and have the function of enabling electrolyte ions to pass through.

Traditional battery diaphragm coiling mechanism is after the rolling pole is rolled up full battery diaphragm, need close the motor and dismantle the rolling pole, opens the motor again after changing the rolling pole and makes its work, and the problem that leads to like this is, need make whole rolling work pause longer time at the rolling pole in-process that changes new for work efficiency reduces.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art the difficult change of rolling rod, in case the rolling rod rolls up after full battery diaphragm, the staff need spend more time to remove to dismantle and change another rolling rod, influences its work efficiency's problem, and a battery diaphragm coiling mechanism who provides.

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

a battery diaphragm winding device comprises a rack, wherein first fixed rods are symmetrically and fixedly arranged at the right side in the rack, the right surfaces of the two first fixed rods are respectively and fixedly connected with a motor through a first fixed frame, first grooves are symmetrically and vertically arranged at the left side of the rack, first screw rods are respectively arranged in the first grooves, rod walls at two ends of the two first screw rods are respectively and rotatably connected with the side walls of the corresponding first grooves through first rolling bearings, the left ends of the two first screw rods extend to the outer side of the rack and are fixedly connected with first rotating rods, rod walls of the two first screw rods are respectively and threadedly connected with second fixed rods, the two second fixed rods are respectively and slidably connected with the corresponding first grooves, second rotating rods are respectively and rotatably arranged in the first fixed rods and the second fixed rods through second rolling bearings, and the right ends of the two second rotating rods at the right side are respectively and fixedly connected with rotating shafts of the motors, two second bull sticks that are located same horizontal plane activity has cup jointed the winding rod between, the both ends pole wall of winding rod all is fixed and is equipped with the baffle, four the one end that the second bull stick is close to the winding rod all is equipped with stop gear.

Preferably, stop gear includes stopper and gag lever post, the second bull stick is kept away from corresponding cavity of having seted up, the fixed spring that is equipped with in the cavity, two the one end that the spring was kept away from mutually respectively with stopper fixed connection, the stopper is kept away from the one end and the gag lever post fixed connection of spring, the second bull stick is two the through-hole has all been seted up to the one end that the cavity was kept away from, the gag lever post runs through corresponding through-hole and outwards extends and with through-hole sliding connection, the second recess has all been seted up at the both ends of rolling up the pole, two spacing holes have been seted up to the symmetry in the second recess, the pole wall and the second recess activity of second bull stick are cup jointed, gag lever post and spacing hole phase-match.

Preferably, the inside of frame is equipped with the transfer roller through the symmetry rotation of second mount, the transfer roller is located the left side of rolling up the pole.

Preferably, the inside lower surface of frame is equipped with first clamp plate through the bracing piece is fixed, the upper surface of first clamp plate is equipped with the second clamp plate, four connecting rods of the last fixed surface of second clamp plate, four the connecting rod all runs through the top of frame and pole wall and frame sliding connection, four the common fixedly connected with backup pad in upper end of connecting rod, the inside threaded connection of backup pad has the second lead screw, the lower extreme pole wall of second lead screw passes through third antifriction bearing and rotates and set up in the upper end of frame, the upper end fixedly connected with crank of second lead screw.

Preferably, both the motors are electrically connected with a power supply.

Preferably, the opposite surfaces of the first pressing plate and the second pressing plate are fixedly connected with insulating fur brushes.

Compared with the prior art, the utility model provides a battery diaphragm coiling mechanism possesses following beneficial effect:

1. this layer-stepping battery diaphragm that cutting efficiency is high through setting up in the insulating pappus brush of first clamp plate and second clamp plate opposite face, can clear up this battery diaphragm's two sides when the rolling of battery diaphragm, avoids the use that the surface of diaphragm adheres to the dust and influences the battery.

2. This layer-stepping battery diaphragm that cutting efficiency is high through setting up the stop gear on the second bull stick, is convenient for install and dismantle the rolling pole, can be when changing new rolling pole that rolling work continues to go on.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model provides high rolling efficiency is convenient for change the winding pole.

Drawings

Fig. 1 is a schematic structural view of a battery separator rolling device provided by the present invention;

FIG. 2 is a sectional view taken along line A-A of FIG. 1;

fig. 3 is an enlarged view of a portion B of fig. 1.

In the figure: the automatic winding machine comprises a machine frame 1, a first fixing rod 2, a first fixing frame 3, a motor 4, a first screw rod 5, a first rotating rod 6, a second fixing rod 7, a second rotating rod 8, a winding rod 9, a baffle 10, a limiting block 11, a limiting rod 12, a spring 13, a first pressing plate 14, a second pressing plate 15, a connecting rod 16, a supporting plate 17, a second screw rod 18, a second fixing frame 19, a crank 20, a conveying roller 21 and a supporting rod 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a battery diaphragm rolling device comprises a frame 1, first fixing rods 2 are symmetrically fixed on the right side inside the frame 1, motors 4 are respectively fixedly connected to the right surfaces of the two first fixing rods 2 through first fixing frames 3, both motors 4 are electrically connected with a power supply, switches of the two motors 4 are separately arranged, first grooves are symmetrically formed in the left side of the frame 1 from top to bottom, first lead screws 5 are respectively arranged in the first grooves, rod walls at both ends of the two first lead screws 5 are respectively rotatably connected with the side walls of the corresponding first grooves through first rolling bearings, the left ends of the two first lead screws 5 extend to the outer side of the frame 1 and are fixedly connected with first rotating rods 6, the first lead screws 5 can be conveniently rotated, second fixing rods 7 are respectively connected with the rod walls of the two first lead screws 5 through threads, and the two second fixing rods 7 are respectively slidably connected with the corresponding first grooves, the inside of first dead lever 2 and second dead lever 7 all rotates through second antifriction bearing and is equipped with second bull stick 8, the right-hand member that is located two second bull sticks 8 on right side is motor 4's pivot fixed connection respectively, coiling rod 9 has been cup jointed in the activity between two second bull sticks 8 that are located same horizontal plane, the both ends pole wall of coiling rod 9 is all fixed and is equipped with baffle 10, the one end that four second bull sticks 8 are close to coiling rod 9 all is equipped with stop gear, be convenient for to installation and dismantlement of coiling rod 9.

Stop gear includes stopper 11 and gag lever post 12, the second bull stick 8 is kept away from the cavity of having seted up that corresponds, the fixed spring 13 that is equipped with in the cavity, the one end that two springs 13 kept away from mutually respectively with stopper 11 fixed connection, stopper 11 keeps away from spring 13's one end and gag lever post 12 fixed connection, the through-hole has all been seted up to the one end that two cavitys of second bull stick 8 were kept away from, gag lever post 12 run through the through-hole that corresponds and outwards extend and with through-hole sliding connection, the second recess has all been seted up at the both ends of winding-up pole 9, two spacing holes have been seted up to the symmetry in the second recess, the pole wall and the second recess activity of second bull stick 8 cup joint, gag lever post 12 and.

The inside of frame 1 is equipped with transfer roller 21 through the symmetry rotation of second mount 19, and transfer roller 21 is located the left side of winding rod 9.

The inside lower surface of frame 1 is equipped with first clamp plate 14 through the bracing piece 22 is fixed, the upper surface of first clamp plate 14 is equipped with second clamp plate 15, the equal fixedly connected with insulating pappus brush of one side that first clamp plate 14 and second clamp plate 15 are relative, this insulating pappus brush can clear up the two sides of battery diaphragm, avoid the surface of battery diaphragm to adhere to the dust, four connecting rods 16 of last fixed surface of second clamp plate 15, four connecting rods 16 all run through the top of frame 1 and pole wall and frame 1 sliding connection, the common fixedly connected with backup pad 17 in upper end of four connecting rods 16, the inside threaded connection of backup pad 17 has second lead screw 18, the lower extreme pole wall of second lead screw 18 rotates through third antifriction bearing and sets up in the upper end of frame 1, the upper end fixedly connected with crank 20 of second lead screw 18, be convenient for rotate second lead screw 18.

The utility model discloses in, during the use, the staff rotates crank 20, crank 20 drives second lead screw 18 and rotates, second lead screw 18 drives backup pad 17 upward movement in the pivoted, backup pad 17 drives connecting rod 16 and second clamp plate 15 upward movement, put into battery diaphragm between first clamp plate 14 and the second clamp plate 15, reverse rotation crank 20, make second clamp plate 15 be close to and insulating pappus brush and battery diaphragm's surface contact with first clamp plate 14, twine battery diaphragm on one of them pole wall of rolling up pole 9 through transfer roller 21, open corresponding motor 4 and make rolling up pole 9 carry out the rolling to battery diaphragm, break off this motor 4 after this rolling up pole 9 rolling is full of battery diaphragm, twine battery diaphragm on another pole wall of rolling up pole 9, and open the motor 4 that corresponds with it, rotate the first bull stick 6 that corresponds with the rolling up pole 9 of full diaphragm and left gag lever post 12 takes out the left end of rolling up pole 9 in the rolling Then, the entire winding rod 9 is taken out by pressing the right stopper rod 12, and is replaced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A battery diaphragm winding device comprises a rack (1) and is characterized in that first fixing rods (2) are symmetrically and fixedly arranged on the right side inside the rack (1), the right surfaces of the two first fixing rods (2) are respectively and fixedly connected with a motor (4) through a first fixing frame (3), first grooves are symmetrically formed in the left side of the rack (1) from top to bottom, first screw rods (5) are respectively arranged in the first grooves, rod walls at two ends of the two first screw rods (5) are respectively and rotatably connected with the side walls of the corresponding first grooves through first rolling bearings, the left ends of the two first screw rods (5) extend to the outer side of the rack (1) and are fixedly connected with first rotating rods (6), rod walls of the two first screw rods (5) are respectively and threadedly connected with second fixing rods (7), and the two second fixing rods (7) are respectively and slidably connected with the corresponding first grooves, the inside of first dead lever (2) and second dead lever (7) all rotates through second antifriction bearing and is equipped with second bull stick (8), is located two on right side the right-hand member of second bull stick (8) is the pivot fixed connection of motor (4) respectively, is located two of same horizontal plane coiling pole (9) have been cup jointed in the activity between second bull stick (8), the both ends pole wall of coiling pole (9) all is fixed and is equipped with baffle (10), four the one end that second bull stick (8) are close to coiling pole (9) all is equipped with stop gear.

2. The battery diaphragm winding device according to claim 1, wherein the limiting mechanism comprises a limiting block (11) and a limiting rod (12), the second rotating rod (8) is far away from the corresponding cavity, a spring (13) is fixedly arranged in the cavity, one end of each of the two springs (13) far away from each other is fixedly connected with the limiting block (11), one end of each of the limiting blocks (11) far away from the spring (13) is fixedly connected with the limiting rod (12), one end of each of the second rotating rod (8) far away from each of the two cavities is provided with a through hole, the limiting rod (12) penetrates through the corresponding through hole, extends outwards and is in sliding connection with the through hole, the two ends of the winding rod (9) are provided with second grooves, two limiting holes are symmetrically formed in the second grooves, and the rod wall of the second rotating rod (8) is movably sleeved with the second grooves, the limiting rod (12) is matched with the limiting hole.

3. The battery diaphragm winding device according to claim 1, characterized in that the inside of the frame (1) is symmetrically and rotatably provided with a conveying roller (21) through a second fixing frame (19), and the conveying roller (21) is positioned at the left side of the winding rod (9).

4. The battery diaphragm winding device according to claim 1, wherein the inner lower surface of the frame (1) is fixedly provided with a first pressing plate (14) through a support rod (22), a second pressing plate (15) is arranged on the upper surface of the first pressing plate (14), four connecting rods (16) are fixedly connected to the upper surface of the second pressing plate (15), the four connecting rods (16) penetrate through the top of the rack (1), the rod walls of the four connecting rods are slidably connected with the rack (1), a supporting plate (17) is fixedly connected to the upper ends of the four connecting rods (16) together, the internal thread of the supporting plate (17) is connected with a second screw rod (18), the lower end rod wall of the second screw rod (18) is rotatably arranged at the upper end of the rack (1) through a third rolling bearing, and the upper end of the second screw rod (18) is fixedly connected with a crank (20).

5. A battery separator winding device according to claim 1, characterised in that both motors (4) are electrically connected to a power source.

6. The battery diaphragm winding device according to claim 4, wherein an insulating soft brush is fixedly connected to one opposite side of the first pressing plate (14) and the second pressing plate (15).