Fixing device for lithium battery production and processing

Abstract

The utility model discloses a fixing device for producing and processing a lithium battery, which comprises a processing table, two supports are welded on the top surface of the processing table, and an electric push rod is respectively arranged on the opposite surfaces of the two supports; according to the lithium battery machining device, the hollow clamping plates are connected to the two supports of the machining table through the electric push rods respectively, the bosses are installed on the opposite faces of the two hollow clamping plates, and when a lithium battery makes contact with the first pressure sensor of the machining table, the PLC starts the electric push rods on the two supports to stretch after receiving a pressure signal; the two electric push rods push the two corresponding hollow clamping plates to move oppositely, when the two hollow clamping plates make contact with the side face of the lithium battery, bosses arranged on the hollow clamping plates compress springs and retract into the hollow clamping plates, and after contact blocks of the bosses make contact with second pressure sensors, pressure signals are fed back to a PLC; and the PLC controller cuts off a power supply of the electric push rod after receiving the pressure signal, so that automatic clamping of the lithium battery is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to lithium battery production and processing equipment technical field especially relates to a kind of fixing device for lithium battery production and processing. BACKGROUND

[0002] Lithium battery is a kind of battery with lithium metal or lithium alloy as negative electrode material and non-aqueous electrolyte solution, and lithium battery is divided into lithium battery and lithium ion battery, and lithium battery needs to be fixed by clamping tool on equipment platform during production and processing to facilitate stable processing of lithium battery.

[0003] Through search, application No. CN202222042335.2 discloses a kind of fixing device for lithium battery production and processing, including base, base top is fixed with placing plate by bolt, left end is fixed with left baffle on the top of placing plate by bolt, left baffle right side is equipped with left fixed plate, left baffle is connected with left fixed plate by electric telescopic link A, right end is fixed with right baffle on the top of placing plate by bolt, right baffle left side is equipped with right fixed plate, right baffle is connected with right fixed plate by electric telescopic link B.This device is fixed by the movement of left fixed plate and right fixed plate to lithium battery by the work of electric telescopic link A and electric telescopic link B, so as to fix lithium battery, and the fixing device is reasonable in design, simple in structure, and firmly held, so that lithium battery is not easy to fall off during processing, and manual adjustment is not needed Clamping, so as to improve the efficiency of work.

[0004] But the above scheme still needs manual operation electric telescopic link to clamp and fix lithium battery, and the degree of automation is difficult to meet the needs of present lithium battery production and processing, secondly, welding process is still needed during lithium battery production and processing, and welding produces smoke pollution workshop environment, and harms the health of workers.

[0005] Therefore, a kind of fixing device for lithium battery production and processing is proposed, with the advantages of automatic clamping and welding fume absorption, thereby solving the problems in the above background technology. UTILITY MODEL CONTENTS

[0006] The utility model aims at solving the shortcomings in the prior art, and provides a kind of fixing device for lithium battery production and processing.

[0007] In order to achieve the above object, the utility model discloses the following technical scheme: a fixing device for lithium battery production and processing, including the processing platform, the top surface welding of processing platform has two supports, and the opposite face of two supports installs an electric push rod respectively, the one end of electric push rod away from the support is fixedly connected with hollow clamping plate, and the one end of hollow clamping plate away from electric push rod is provided with boss, one side of the boss towards the inside of hollow clamping plate is provided with contact block, and the four corners of the one side of the boss towards the inside of hollow clamping plate are all installed with spring, the second pressure sensor is installed to the inner wall surface of hollow clamping plate corresponding contact block, the middle position of processing platform top surface is installed with first pressure sensor, the front end surface of processing platform is installed with PLC controller, and the output of PLC controller is electrically connected with electric push rod, first pressure sensor and second pressure sensor all are electrically connected with PLC controller, the back of processing platform is welded with a plurality of ring sleeve seats, and a plurality of ring sleeve seats are inserted and installed with comb tooth pipes, the port of every branch pipe of comb tooth pipe all is covered with a smoke horn, the middle part of comb tooth pipe is communicated with flue gas absorption pipe, and flue gas absorption pipe is communicated with the external exhaust fan through the hose.

[0008] As further description of the above technical scheme: the back of the processing platform is screwed with two plum blossom knobs, and the outer surface of two plum blossom knobs is respectively contacted with two branch pipes of the comb tooth pipe.

[0009] As further description of the above technical scheme: two T-shaped guide rails are parallelly welded between the two supports of the processing platform, two T-shaped grooves are formed in the bottom of the hollow clamping plate corresponding to the T-shaped guide rails, and the hollow clamping plate is slidably connected with the T-shaped guide rails through the T-shaped grooves.

[0010] As further description of the above technical scheme: the boss partially extends to the outside of the hollow clamping plate, and the part of the boss extending to the inside of the hollow clamping plate is provided with a limiting frame, and the limiting frame of the boss is in contact with the inner side of the hollow clamping plate.

[0011] As further description of the above technical scheme: the length of the spring is greater than the distance between the contact block and the second pressure sensor, and the surface area of the end surface of the contact block is greater than the surface area of the end surface of the second pressure sensor.

[0012] As further description of the above technical scheme: the length of each branch pipe of the comb tooth pipe is greater than the height of the hollow clamping plate, and the smoke horn on the comb tooth pipe is arranged towards the hollow clamping plate.

[0013] The utility model has the advantages of:

[0014] The utility model discloses a hollow clamping plate is connected with an electric push rod on two supports of the machining table, and the two hollow clamping plates are provided with bosses on the facing surfaces, when the lithium battery contacts the first pressure sensor of the machining table, the electric push rod on the two supports is stretched after the PLC controller receives the pressure signal, and the two electric push rods push the two hollow clamping plates to move towards each other respectively, when the two hollow clamping plates contact the side of the lithium battery, the boss on the hollow clamping plate compresses the spring and shrinks into the inside of the hollow clamping plate, and the pressure signal is fed back to the PLC controller after the contact block of the boss contacts the second pressure sensor, the power of the electric push rod is cut off after the PLC controller receives the pressure signal, the purpose that the lithium battery is automatically clamped is achieved, and on the basis, the back of the machining table is provided with a comb pipe, the comb pipe is moved up and down and is sleeved on the annular seat, the height of the smoke horn at the branch pipe port in the comb pipe is matched with the height of the lithium battery, and the smoke horn is used as the adsorption port to absorb the harmful smoke generated in the welding process of the lithium battery under the condition that the smoke absorption pipe is connected with the external exhaust fan, and the welding smoke is prevented from polluting the environment of the lithium battery production workshop. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a front view of the fixing device for lithium battery production and processing of the utility model;

[0016] Fig. 2 It is a back view of the fixing device for lithium battery production and processing of the utility model;

[0017] Fig. 3 It is a hollow clamping plate structure schematic view of the fixing device for lithium battery production and processing of the utility model.

[0018] Legend:

[0019] 1, machining table, 2, support, 3, electric push rod, 4, hollow clamping plate, 5, PLC controller, 6, first pressure sensor, 7, boss, 8, comb pipe, 9, smoke horn, 10, spring, 11, second pressure sensor, 12, contact block, 13, smoke absorption pipe, 14, annular seat, 15, plum blossom knob, 16, T-shaped guide rail, 17, T-shaped slot. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the utility model will be apparently and completely described below in combination with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the range of protection of the utility model.

[0021] The utility model discloses an embodiment provides a kind of fixing device for lithium battery production and processing.

[0022] The utility model is further illustrated in conjunction with the drawings and specific embodiments, as shown in Figs. 1-3 A kind of fixing device for lithium battery production and processing according to the utility model embodiment, including processing platform 1, the top surface welding of processing platform 1 has two supports 2, and the opposite face of two supports 2 is respectively equipped with one electric push rod 3, the end of electric push rod 3 away from support 2 is fixedly connected with hollow clamping plate 4, and the end of hollow clamping plate 4 away from electric push rod 3 is provided with boss 7, the one side of boss 7 towards hollow clamping plate 4 interior is provided with contact block 12, and the four corners of the one side of boss 7 towards hollow clamping plate 4 interior are all equipped with spring 10, second pressure sensor 11 is installed to the inner wall surface of hollow clamping plate 4 corresponding contact block 12, the middle position of the top surface of processing platform 1 is installed with first pressure sensor 6, the front end surface of processing platform 1 is installed with PLC controller 5, and the output end of PLC controller 5 is electrically connected with electric push rod 3, first pressure sensor 6 and second pressure sensor 11 are all electrically connected with PLC controller 5, the back of processing platform 1 is welded with several annular sleeve seats 14, and several annular sleeve seats 14 are inserted and installed with comb pipe 8, one smoke horn 9 is covered and connected to the port of each branch pipe of comb pipe 8, the middle portion of comb pipe 8 is communicated with flue gas absorption pipe 13, and flue gas absorption pipe 13 is communicated with external exhaust fan by hose, the control mode of the utility model is automatically controlled by PLC controller 5, the control circuit of PLC controller 5 can be realized by simple programming of the personnel in the art, and the provision of power also belongs to the public knowledge in the art, and the utility model is mainly used to protect mechanical device, so the control mode and circuit connection of the utility model are not explained in detail again.

[0023] In one embodiment, the two annular sleeve seats 14 on the back of the processing platform 1 are each threadedly connected with a rose knob 15, and one end of the two rose knobs 15 is respectively abutted against the outer surface of two branch pipes of the comb pipe 8. By rotating the rose knob 15 of the annular sleeve seat 14, the comb pipe 8 can be fixed. In the state that the flue gas absorption pipe 13 is connected with the external exhaust fan, the smoke horn 9 is used as the adsorption port to absorb the harmful flue gas generated in the lithium battery welding process, so as to avoid the pollution of the welding flue gas to the lithium battery production workshop environment.

[0024] In one embodiment, two T-shaped guide rails 16 are parallelly welded between the two supports 2 of the processing platform 1. Two T-shaped grooves 17 are formed in the bottom of the hollow clamping plate 4 corresponding to the T-shaped guide rails 16. The hollow clamping plate 4 is slidably connected with the T-shaped guide rails 16 through the T-shaped grooves 17. The T-shaped guide rails 16 and the T-shaped grooves 17 are arranged to easily increase the stability of the hollow clamping plate 4 in the moving stage. In order to increase the lubricity, grease can be filled between the T-shaped guide rails 16 and the T-shaped grooves 17.

[0025] In one embodiment, the local extension of the boss 7 to the outside of the hollow clamping plate 4, and the part of the boss 7 extending to the inside of the hollow clamping plate 4 is provided with a limiting frame, and the limiting frame of the boss 7 is in contact with the inside surface of the hollow clamping plate 4. Through the exposed boss 7, it is easy to recover and retract after contacting the lithium battery, while ensuring the clamping effect of the hollow clamping plate 4, the pressure signal can also be detected, so that the power supply of the electric push rod 3 is cut off when the pressure value reaches the preset value range of the PLC controller 5, so as to achieve the effect of accurate clamping.

[0026] In one embodiment, the length of the spring 10 is greater than the distance between the contact block 12 and the second pressure sensor 11, and the surface area of the end surface of the contact block 12 is greater than that of the second pressure sensor 11. In this way, the spring 10 does not substantially interfere with the pressure signal detection of the second pressure sensor 11, and the contact between the contact block 12 and the second pressure sensor 11 is easy.

[0027] In one embodiment, the length of each branch pipe of the comb pipe 8 is greater than the height of the hollow clamping plate 4, and the smoke horn 9 on the comb pipe 8 is arranged towards the hollow clamping plate 4. Through the arrangement of the comb pipe 8, it is easy to absorb the harmful smoke generated by the welding of the lithium battery.

[0028] Working principle:

[0029] In use, first place the lithium battery to be processed on the first pressure sensor 6 installation area of the processing table 1, when the lithium battery contacts the first pressure sensor 6 of the processing table 1, the PLC controller 5 starts the extension of the electric push rod 3 on the two supports 2 after receiving the pressure signal feedback by the first pressure sensor 6, so that the two electric push rods 3 respectively push the corresponding two hollow clamping plates 4 to move towards each other, when the two hollow clamping plates 4 contact the side surface of the lithium battery, the boss 7 arranged on the hollow clamping plate 4 is compressed and retracted into the inside of the hollow clamping plate 4, and the contact block 12 of the boss 7 contacts the second pressure sensor 11 to feedback the pressure signal to the PLC controller 5, the PLC controller 5 cuts off the power supply of the electric push rod 3 after receiving the pressure signal feedback by the second pressure sensor 11, and automatically clamps the lithium battery. When welding the lithium battery, the comb pipe 8 is sleeved on the back of the processing table 1, the height of the smoke horn 9 at the end of each branch pipe of the comb pipe 8 is matched with the height of the lithium battery by moving the comb pipe 8 sleeved on the annular sleeve seat 14 up and down, then the rose knob 15 of the annular sleeve seat 14 is rotated to fix the comb pipe 8, and the smoke horn 9 is used as the adsorption port to absorb the harmful smoke generated in the lithium battery welding process under the condition that the smoke absorption pipe 13 is connected with the external exhaust fan, so as to avoid the pollution of the welding smoke to the lithium battery production workshop environment.

[0030] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A fixing device for lithium battery production and processing, comprising a processing table (1), characterized in that: The top surface of the processing table (1) is welded with two supports (2), and the opposite surfaces of the two supports (2) are respectively provided with an electric push rod (3), one end of the electric push rod (3) away from the support (2) is fixedly connected with a hollow clamping plate (4), and one end of the hollow clamping plate (4) away from the electric push rod (3) is provided with a boss (7), one side of the boss (7) towards the inside of the hollow clamping plate (4) is provided with a contact block (12), and the four corners of the boss (7) towards the inside of the hollow clamping plate (4) are respectively provided with a spring (10), the inner wall surface of the hollow clamping plate (4) is provided with a second pressure sensor (11) corresponding to the contact block (12), the middle position of the top surface of the processing table (1) is provided with a first pressure sensor (6), the front end surface of the processing table (1) is provided with a PLC controller (5), and the output end of the PLC controller (5) is electrically connected with the electric push rod (3), the first pressure sensor (6) and the second pressure sensor (11) are electrically connected with the PLC controller (5), the back surface of the processing table (1) is welded with a plurality of annular sleeve seats (14), and a plurality of annular sleeve seats (14) are inserted and arranged with a comb pipe (8), one end of each branch pipe of the comb pipe (8) is provided with a smoke horn (9), and the middle part of the comb pipe (8) is communicated with a flue gas absorption pipe (13), and the flue gas absorption pipe (13) is communicated with an external air extractor through a hose.

2. The fixing device for lithium battery production and processing according to claim 1, characterized in that: Two of the annular sleeve seats (14) on the back surface of the processing table (1) are respectively provided with a plum blossom knob (15), and one end of the two plum blossom knobs (15) is respectively abutted with the outer surfaces of two branch pipes of the comb pipe (8).

3. The fixing device for lithium battery production and processing according to claim 1, characterized in that: Two T-shaped guide rails (16) are parallel welded between the two supports (2) of the processing table (1), two T-shaped grooves (17) are formed in the bottom of the hollow clamping plate (4) corresponding to the T-shaped guide rails (16), and the hollow clamping plate (4) is slidably connected with the T-shaped guide rails (16) through the T-shaped grooves (17).

4. The fixing device for lithium battery production and processing according to claim 1, characterized in that: Part of the boss (7) extends to the outside of the hollow clamping plate (4), and the part of the boss (7) extending into the hollow clamping plate (4) is provided with a limiting frame, and the limiting frame of the boss (7) is in contact with the inner surface of the hollow clamping plate (4).

5. The fixing device for lithium battery production and processing according to claim 1, characterized in that: The length of the spring (10) is greater than the distance between the contact block (12) and the second pressure sensor (11), and the surface area of the end surface of the contact block (12) is greater than the surface area of the end surface of the second pressure sensor (11).

6. The fixing device for lithium battery production and processing according to claim 1, characterized in that: The length of each branch pipe of the comb pipe (8) is greater than the height of the hollow clamping plate (4), and the smoke horn (9) on the comb pipe (8) is arranged towards the hollow clamping plate (4).

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