1. The utility model provides a lithium cell automated production is with deformation detection mechanism that has multiaspect and surveys which characterized in that includes:

a device housing (1);

the method is characterized in that:

a sealing mechanism (2) arranged on the inner left wall of the equipment shell (1);

a conveying mechanism (3) arranged at the inner lower wall of the equipment shell (1);

a clamping mechanism (4) arranged on the inner upper wall of the equipment shell (1);

the explosion-proof mechanism (5) is arranged on the upper wall of the inner part of the equipment shell (1), and the explosion-proof mechanism (5) is positioned in the right side direction of the clamping mechanism (4);

a detection mechanism (6) arranged at the inner lower wall of the equipment shell (1), wherein the detection mechanism (6) is positioned in the right direction of the conveying mechanism (3);

a grounding mechanism (7) provided at an upper end of the detection mechanism (6);

the explosion-proof mechanism (5) comprises:

the third multi-section hydraulic cylinder (501), the third multi-section hydraulic cylinder (501) is vertical to the upper wall of the equipment shell (1);

an explosion-proof cover (502) connected to the lower end of the third multi-section hydraulic cylinder (501);

the inflation pipe (503) is connected to the upper wall of the explosion-proof cover (502) in a penetrating mode, and the inflation pipe (503) is arranged in the right direction of the third multi-section hydraulic cylinder (501);

a temperature sensor (504) mounted on the left side of the explosion proof enclosure (502).

2. The deformation detecting mechanism with multi-surface detection for the automatic production of lithium batteries according to claim 1, wherein the sealing mechanism (2) comprises:

the first electric sliding rail (201), the first electric sliding rail (201) is vertically installed on the equipment shell (1), and the first electric sliding rail (201) is parallel to the central axis of the equipment shell (1);

the first multi-section hydraulic cylinder (202) is connected to the right end of the first electric sliding rail (201), and the central axis of the first electric sliding rail (201) is perpendicular to the first multi-section hydraulic cylinder (202);

and the T-shaped plate (203) is installed at the right end of the first electric slide rail (201).

3. The deformation detecting mechanism with multi-surface detection for the automatic production of lithium batteries according to claim 1, wherein the sealing mechanism (2) further comprises:

a first motor (204) mounted on the upper end of the T-shaped plate (203), wherein the rotating end of the first motor (204) penetrates through the T-shaped plate (203);

and the sucker clamp (205) is connected to the rotating end of the first motor (204), and the sucker clamp (205) is positioned in the lower end direction of the T-shaped plate (203).

4. The deformation detecting mechanism with multi-surface detection for the automatic production of lithium batteries according to claim 1, wherein the conveying mechanism (3) comprises:

a first belt conveyor (301), the first belt conveyor (301) primarily conveying articles horizontally;

an explosion-proof cover plate (302) placed on an upper end of the first belt conveyor (301);

a second belt conveyor (303) disposed in a right direction of the first belt conveyor (301);

an explosion-proof case (304) placed at an upper end of the second belt conveyor (303).

5. The deformation detecting mechanism with multi-surface detection for the automatic production of lithium batteries according to claim 4, wherein the conveying mechanism (3) further comprises:

a third belt conveyor (305) disposed in a right-side direction of the second belt conveyor (303);

a lithium battery body (306) placed at an upper end of the third belt conveyor (305).

6. The deformation detecting mechanism with multi-surface detection for the automatic production of lithium batteries according to claim 1, wherein the holding mechanism (4) comprises:

the second electric sliding rail (401), the second electric sliding rail (401) mainly plays a role in conveying;

a second multi-section hydraulic cylinder (402) connected to the lower end of the second electric slide rail (401);

a C-shaped frame (403) arranged at the lower end of the second multi-section hydraulic cylinder (402);

a first pressure sensor (404) mounted at a front wall rear end of the C-shaped frame (403);

a first clamp plate (405) connected to a rear end of the first pressure sensor (404).

7. The deformation detecting mechanism with multi-surface detection for the automatic production of lithium batteries according to claim 6, wherein the holding mechanism (4) further comprises:

a first cylinder (406) mounted through a rear wall of the C-shaped frame (403);

a second clamp plate (407) connected to an extended end of the first cylinder (406).

8. The deformation detection mechanism with multi-surface detection for the automatic production of lithium batteries according to claim 1, characterized in that the detection mechanism (6) comprises:

the third electric slide rail (601), the third electric slide rail (601) is arranged in the right direction of the conveying mechanism (3);

a mounting bracket (602) provided at an upper end of the third electric slide rail (601);

a second motor (603) which is installed at the lower end of the mounting bracket (602) in a penetrating way, wherein the second motor (603) is positioned in the upper end direction of the third electric slide rail (601);

a placing plate (604) connected to a rotation end of the second motor (603);

a second pressure sensor (605) fixedly mounted on the right side of the left wall of the mounting bracket (602);

a third clamp plate (606) attached to the right side of the second pressure sensor (605).

9. The deformation detection mechanism with multi-surface detection for the automatic production of lithium batteries according to claim 8, wherein the detection mechanism (6) further comprises:

a second cylinder (607) mounted through a right wall of the mounting bracket (602);

a mounting plate (608) connected to an extended end of the second cylinder (607);

infrared distance sensors (609) mounted on both upper and lower ends of the mounting plate (608);

a first spring (610) attached to the left side of the mounting plate (608);

a guide bar (611) connected to a left side of the mounting plate (608), the guide bar (611) being disposed on upper and lower sides of the first spring (610);

and a pressing plate (612) connected to the left side of the first spring (610).

10. The mechanism for detecting deformation with multi-surface detection for the automatic production of lithium batteries according to claim 1, characterized in that the grounding mechanism (7) comprises:

the power-on plate (701), the power-on plate (701) is annular;

a ground line (702) connected to the inside of the current-carrying plate (701);

a telescopic rod (703) connected to the lower end of the telescopic rod (703);

a second spring (704) provided at a lower end of the telescopic rod (703);

the loop bar (705) is arranged outside the second spring (704), and the telescopic bar (703) forms an elastic telescopic structure through the second spring (704) and the loop bar (705);

copper beads (706) provided at the upper end of the current-carrying plate (701);

and the power-on rod (707) is connected to the outside of the copper bead (706), and the copper bead (706) is movably connected with the power-on rod (707).

Background

The lithium battery is a battery using lithium metal or lithium alloy as a negative electrode material and using a non-aqueous electrolyte solution, so that the battery is also called a lithium metal battery, and unlike other batteries, the lithium battery has the characteristics of high charging density, long service life, high unit cost and the like.

The existing deformation detection mechanism easily extrudes and damages the lithium battery when extruding and detecting the lithium battery, so that the lithium battery generates heat and spontaneously ignites, even the explosion condition occurs, the equipment is easily damaged, and the operation of the equipment is influenced.

Therefore, a deformation detection mechanism with multi-surface detection for automatic production of lithium batteries needs to be designed in order to solve the above problems.

Disclosure of Invention

The invention aims to provide a deformation detection mechanism with multi-surface detection for automatic production of lithium batteries, which aims to solve the problem that the deformation detection mechanism provided in the background art is easy to extrude and damage the lithium batteries when extruding and detecting the lithium batteries, so that the lithium batteries generate heat and spontaneously combust, even explode, and the equipment is easy to damage, thereby affecting the operation of the equipment.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a lithium cell automated production is with deformation detection mechanism that has multiaspect detection, includes:

an equipment housing;

a sealing mechanism disposed on an inner left wall of the device housing;

a conveying mechanism arranged at the inner lower wall of the equipment shell;

a clamping mechanism disposed on an interior upper wall of the equipment housing;

the explosion-proof mechanism is arranged on the upper wall of the inner part of the equipment shell and is positioned in the right side direction of the clamping mechanism;

the detection mechanism is arranged on the inner lower wall of the equipment shell and is positioned in the right side direction of the conveying mechanism;

a grounding mechanism arranged at the upper end of the detection mechanism;

the explosion-proof mechanism includes:

the third multi-section hydraulic cylinder is vertical to the upper wall of the equipment shell;

the explosion-proof cover is connected to the lower end of the third multi-section hydraulic cylinder;

the inflation pipe is connected to the upper wall of the explosion-proof cover in a penetrating mode and arranged in the right direction of the third multi-section hydraulic cylinder;

and the temperature sensor is arranged on the left side of the explosion-proof cover.

Preferably, the closing mechanism includes:

the first electric sliding rail is vertically arranged on the equipment shell and is parallel to the central axis of the equipment shell;

the first multi-section hydraulic cylinder is connected to the right end of the first electric sliding rail, and the central axis of the first electric sliding rail is perpendicular to the first multi-section hydraulic cylinder;

and the T-shaped plate is arranged at the right end of the first electric sliding rail.

Preferably, the sealing mechanism further comprises:

the first motor is arranged at the upper end of the T-shaped plate, and the rotating end of the first motor penetrates through the T-shaped plate;

and the sucker clamp is connected to the rotating end of the first motor and is positioned in the lower end direction of the T-shaped plate.

Preferably, the conveying mechanism includes:

the first belt conveyor is mainly used for horizontally conveying articles;

an explosion-proof cover plate placed at the upper end of the first belt conveyor;

a second belt conveyor provided in a right-side direction of the first belt conveyor;

and the explosion-proof box body is placed at the upper end of the second belt conveyor.

Preferably, the conveying mechanism further includes:

a third belt conveyor provided in a right-side direction of the second belt conveyor;

and the lithium battery body is placed at the upper end of the third belt conveyor.

Preferably, the clamping mechanism includes:

the second electric sliding rail mainly plays a role in conveying;

the second multi-section hydraulic cylinder is connected to the lower end of the second electric slide rail;

the C-shaped frame is arranged at the lower end of the second multi-section hydraulic cylinder;

a first pressure sensor mounted at a rear end of a front wall of the C-shaped frame;

a first clamp plate connected to a rear end of the first pressure sensor.

Preferably, the clamping mechanism further comprises:

a first cylinder mounted through a rear wall of the C-shaped frame;

and the second clamping plate is connected to the extending end of the first cylinder.

Preferably, the detection mechanism includes:

the third electric sliding rail is arranged in the right side direction of the conveying mechanism;

the mounting bracket is arranged at the upper end of the third electric slide rail;

the second motor is arranged at the lower end of the mounting bracket in a penetrating manner and is positioned in the upper end direction of the third electric slide rail;

a placing plate connected to a rotating end of the second motor;

the second pressure sensor is fixedly arranged on the right side of the left wall of the mounting bracket;

a third clamp plate connected to a right side of the second pressure sensor.

Preferably, the detection mechanism further includes:

the second cylinder penetrates through the right wall of the mounting bracket;

the mounting plate is connected to the extending end of the second cylinder;

the infrared distance sensors are arranged at the upper end and the lower end of the mounting plate;

a first spring connected to a left side of the mounting plate;

the guide rod is connected to the left side of the mounting plate and arranged on the upper side and the lower side of the first spring;

and a pressing plate connected to a left side of the first spring.

Preferably, the grounding mechanism includes:

the electrifying plate is annular;

a ground line connected to an inner side of the current-carrying plate;

the telescopic rod is connected to the lower end of the telescopic rod;

the second spring is arranged at the lower end of the telescopic rod;

the loop bar is arranged outside the second spring, and the telescopic rod and the loop bar form an elastic telescopic structure through the second spring;

copper beads arranged at the upper end of the current-carrying plate;

the electrified pole, it is connected the outside of copper pearl, be swing joint between copper pearl and the electrified pole.

Compared with the prior art, the invention has the beneficial effects that: equipment can make lithium cell body rotate when detecting lithium cell body and carry out the multiaspect and survey, can go into ground to the electric conductance that lithium cell body leaks through ground mechanism simultaneously, prevents to go up electrified to cause the damage to the staff, can cool down the fire extinguishing explosion-proof to the lithium cell body that damages through explosion-proof mechanism simultaneously, can seal the packing to the lithium cell body that damages through sealing mechanism and conveying mechanism, prevents that lithium cell body from taking place the secondary and changing.

1. According to the invention, the anti-explosion cover plate can be clamped by the sucker clamp, then the anti-explosion cover plate is covered on the anti-explosion box body through the first electric slide rail and the first multi-section hydraulic cylinder, and then the sucker clamp is driven by the first motor to rotate, so that the anti-explosion cover plate and the anti-explosion box body are sealed, and therefore, a lithium battery body to be detected to be damaged is sealed and stored, and the damaged lithium battery body is prevented from being secondarily packaged or ignited to cause danger.

2. According to the invention, whether the extrusion heating combustion condition of the lithium battery body occurs or not can be detected through the temperature sensor, when the heating combustion condition of the lithium battery body occurs, the lithium battery body is conveyed through the third electric slide rail, then the explosion-proof cover is driven to descend through the third hydraulic cylinders to cover the lithium battery body, so that the damage to the interior of equipment caused by the explosion combustion of the lithium battery body is prevented, meanwhile, the low-temperature carbon dioxide is introduced into the explosion-proof cover through the inflation tube to extinguish a fire and cool the lithium battery body, and the explosion of the lithium battery body due to overhigh temperature is prevented.

3. According to the lithium battery detection device, the lithium battery body placed on the placing plate can be driven to rotate by the placing plate through the rotating structure formed between the second motor and the mounting bracket, so that the lithium battery body can be detected from multiple sides by equipment, the detection accuracy of the equipment is improved, and the accidental detection of single side is avoided.

4. According to the invention, when the lithium battery body leaks electricity, current can be led into the electrifying plate through the electric pole and the copper beads, then the earthing is carried out through the earthing wire, the danger to workers is caused by the fact that the whole device is electrified due to the leakage of the lithium battery body, and the electrifying plate can be continuously and tightly contacted with the copper beads through the elastic telescopic structure formed between the second spring and the loop bar by virtue of the telescopic rod.

Drawings

Fig. 1 is a schematic structural diagram of a deformation detection mechanism with multi-surface detection for automatic lithium battery production according to the present invention in a front view;

FIG. 2 is an enlarged schematic structural diagram of a deformation detecting mechanism with multi-surface detection for automatic production of lithium batteries shown in FIG. 1A;

FIG. 3 is an enlarged schematic structural diagram of a deformation detecting mechanism with multi-surface detection for automatic production of lithium batteries shown in FIG. 1 at B;

FIG. 4 is an enlarged schematic structural diagram of a deformation detecting mechanism with multi-surface detection for automatic production of lithium batteries shown in FIG. 1 at C;

FIG. 5 is a schematic diagram of a side-view enlarged structure of a C-shaped frame of a deformation detection mechanism with multi-surface detection for automatic production of lithium batteries according to the present invention;

FIG. 6 is a schematic view of a three-dimensional structure of a combination of an explosion-proof cover plate and an explosion-proof case of a deformation detection mechanism with multi-surface detection for automatic production of lithium batteries according to the present invention;

fig. 7 is a schematic bottom perspective view of a power-on plate of a deformation detection mechanism with multi-surface detection for automatic production of lithium batteries according to the present invention.

In the figure: 1. an equipment housing; 2. a sealing mechanism; 201. a first electric slide rail; 202. a first multi-section hydraulic cylinder; 203. a T-shaped plate; 204. a first motor; 205. a suction cup clamp; 3. a conveying mechanism; 301. a first belt conveyor; 302. an explosion-proof cover plate; 303. a second belt conveyor; 304. an explosion-proof box body; 305. a third belt conveyor; 306. a lithium battery body; 4. a clamping mechanism; 401. a second electric slide rail; 402. a second multi-section hydraulic cylinder; 403. a C-shaped frame; 404. a first pressure sensor; 405. a first splint; 406. a first cylinder; 407. a second splint; 5. an explosion-proof mechanism; 501. a third multi-section hydraulic cylinder; 502. an explosion-proof cover; 503. an inflation tube; 504. a temperature sensor; 6. a detection mechanism; 601. a third electric slide rail; 602. mounting a bracket; 603. a second motor; 604. placing the plate; 605. a second pressure sensor; 606. a third splint; 607. a second cylinder; 608. mounting a plate; 609. an infrared distance sensor; 610. a first spring; 611. a guide bar; 612. a pressing plate; 7. a grounding mechanism; 701. a power-on plate; 702. a ground line; 703. a telescopic rod; 704. a second spring; 705. a loop bar; 706. copper beads; 707. and a power-on pole.

Detailed Description

As shown in fig. 1 and 6, a deformation detecting mechanism with multi-surface detection for automatic production of lithium batteries includes: an apparatus casing 1; a sealing mechanism 2 provided on an inner left wall of the apparatus case 1; conveying mechanism 3, its setting is at the inside lower wall of equipment casing 1, and explosion-proof mechanism 5, its setting is at the inside upper wall of equipment casing 1, and explosion-proof mechanism 5 is located fixture 4's right side direction, and explosion-proof mechanism 5 includes: the third hydraulic cylinder 501 is provided with a plurality of sections, and the third hydraulic cylinder 501 is vertical to the upper wall of the equipment shell 1 and can be used for conveniently controlling the explosion-proof cover 502 to vertically lift; an explosion-proof cover 502 which is connected to the lower end of the third multi-section hydraulic cylinder 501, and can cover the damaged lithium battery body 306 through the explosion-proof cover 502 to prevent the damaged lithium battery body 306 from exploding to damage the elements in the equipment; the inflation tube 503 is connected to the upper wall of the explosion-proof cover 502 in a penetrating manner, the inflation tube 503 is arranged in the right direction of the third multi-section hydraulic cylinder 501, and the inflation tube 503 can inflate carbon dioxide into the explosion-proof cover 502 to extinguish fire and reduce temperature; temperature sensor 504, it installs the left side at explosion-proof cover 502, can in time discover through temperature sensor 504 whether lithium cell body 306 takes place to damage the condition of spontaneous combustion, seals mechanism 2 and includes: the first electric sliding rail 201 is vertically installed on the equipment shell 1, and the first electric sliding rail 201 is parallel to the central axis of the equipment shell 1 and can drive the first multi-section hydraulic cylinder 202 to vertically lift; the first multi-section hydraulic cylinder 202 is connected to the right end of the first electric slide rail 201, and the central axis of the first electric slide rail 201 is perpendicular to the first multi-section hydraulic cylinder 202, so that the first multi-section hydraulic cylinder 202 and the first electric slide rail 201 can move in all directions up, down, left and right in a matching manner; a T-shaped plate 203 which is arranged at the right end of the first electric slide rail 201, a first motor 204 which is arranged at the upper end of the T-shaped plate 203, and the rotating end of the first motor 204 penetrates through the T-shaped plate 203; a suction cup holder 205 connected to a rotation end of the first motor 204, the suction cup holder 205 being located in a lower end direction of the T-shaped plate 203, the conveying mechanism 3 including: a first belt conveyor 301, the first belt conveyor 301 mainly conveying articles horizontally; an explosion-proof cover plate 302 placed on the upper end of the first belt conveyor 301; a second belt conveyor 303 disposed in the right direction of the first belt conveyor 301; the explosion-proof box body 304 is placed at the upper end of the second belt conveyor 303, the explosion-proof box body 304 is matched with the explosion-proof cover plate 302 to seal the damaged lithium battery body 306, and the lithium battery body 306 is prevented from being packaged to damage equipment; and a lithium battery body 306 placed on the upper end of the third belt conveyor 305.

As shown in fig. 1, 2 and 4, a deformation detecting mechanism with multi-surface detection for automatic production of lithium batteries, a detecting mechanism 6 is arranged on the inner lower wall of an equipment housing 1, the detecting mechanism 6 is located in the right direction of a conveying mechanism 3, and the detecting mechanism 6 comprises: the third electric slide rail 601 is arranged in the right direction of the conveying mechanism 3, and the third electric slide rail 601 is convenient for equipment to convey the spontaneous combustion lithium battery body 306 to the lower end of the explosion-proof mechanism 5; the mounting bracket 602 is arranged at the upper end of the third electric slide rail 601 and is mainly convenient for mounting other parts in the detection mechanism 6; a second motor 603 installed at a lower end of the mounting bracket 602 in a penetrating manner, the second motor 603 being located in an upper end direction of the third electric slide rail 601; the placing plate 604 is connected to the rotating end of the second motor 603, the placing plate 604 forms a rotating structure through the second motor 603 and the mounting bracket 602, and the lithium battery body 306 can rotate through the rotating structure, so that the lithium battery body 306 can be conveniently detected by the device in multiple surfaces; a second pressure sensor 605 fixedly mounted on the right side of the left wall of the mounting bracket 602, the second pressure sensor 605 being capable of detecting whether the pressure applied to the lithium battery main body 306 reaches a detected rated value; a third clamping plate 606 connected to the right side of the second pressure sensor 605, a second cylinder 607 penetrating the right wall of the mounting bracket 602, the second cylinder 607 providing a pressing power source; a mounting plate 608 connected to an extended end of the second cylinder 607; the infrared distance sensors 609 are arranged at the upper end and the lower end of the mounting plate 608, and the telescopic distance between the mounting plate 608 and the mounting bracket 602 is detected through the infrared distance sensors 609, so that whether the lithium battery body 306 deforms or not can be found through comparison; a first spring 610 attached to the left side of the mounting plate 608; a guide bar 611 coupled to the left side of the mounting plate 608, the guide bar 611 being disposed at upper and lower sides of the first spring 610; and a pressing plate 612 connected to the left side of the first spring 610, wherein the pressing plate 612 can prevent the lithium battery body 306 from bearing a large pressure due to a small distance movement of the second cylinder 607 by virtue of the elastic expansion structure formed between the first spring 610 and the guide rod 611 and the mounting plate 608, which is inconvenient for accurate pressurization.

As shown in fig. 3 and 7, a deformation detecting mechanism with multi-surface detection for automatic production of lithium battery, a grounding mechanism 7 is provided at the upper end of the detecting mechanism 6, the grounding mechanism 7 includes: a conductive plate 701, the conductive plate 701 having an annular shape, and capable of keeping the copper beads 706 in continuous contact with the conductive plate 701 when the placement plate 604 is rotated; the grounding wire 702 is connected to the inner side of the electrifying plate 701 and can conduct electricity leaked by the lithium battery body 306 to the ground so as to prevent the charged equipment from damaging workers; an expansion link 703 connected to a lower end of the expansion link 703; a second spring 704 provided at the lower end of the telescopic rod 703; the telescopic rod 703 is arranged outside the second spring 704, an elastic telescopic structure is formed between the second spring 704 and the telescopic rod 705, and the electric conduction plate 701 can be continuously pushed by the elastic structure so that the electric conduction plate 701 and the copper beads 706 are continuously in conductive contact; a copper bead 706 provided at the upper end of the current-carrying plate 701, the copper bead 706 reducing the friction between the current-carrying rod 707 and the current-carrying plate 701, and allowing the placing plate 604 to smoothly rotate; and a power-on rod 707 connected to the outside of the copper bead 706, wherein the copper bead 706 is movably connected with the power-on rod 707.

As shown in fig. 1 and 5, a deformation detecting mechanism with multi-surface detection for automatic production of lithium battery, a clamping mechanism 4, which is arranged on the inner upper wall of a device housing 1, the clamping mechanism 4 includes: the second electric sliding rail 401 mainly plays a role in conveying; a second multi-section hydraulic cylinder 402 connected to the lower end of the second electric slide rail 401, and the C-shaped frame 403 can be driven to move in all directions by the second multi-section hydraulic cylinder 402 and the second electric slide rail 401; a C-shaped frame 403 provided at the lower end of the second multi-stage hydraulic cylinder 402; the first pressure sensor 404 is mounted at the rear end of the front wall of the C-shaped frame 403, and the first pressure sensor 404 can detect the clamping force of the clamping mechanism 4 on the lithium battery body 306, so that the clamping mechanism 4 is prevented from clamping and damaging the lithium battery body 306; a first clamp plate 405 connected to a rear end of the first pressure sensor 404, a first cylinder 406 penetratingly installed at a rear wall of the C-shaped frame 403 to power the pushing of the second clamp plate 407; and a second clamp plate 407 attached to the extended end of the first cylinder 406.

The working principle is as follows: firstly, the lithium battery body 306 is conveyed by the third belt conveyor 305, the C-shaped frame 403 is driven to descend by the second multi-section hydraulic cylinder 402, the first cylinder 406 is enabled to work to push the second clamping plate 407 to clamp the lithium battery body 306, the pressure borne by the first clamping plate 405 can be detected by the first pressure sensor 404, the pressure borne by the lithium battery body 306 can be calculated according to the force, so that the first cylinder 406 is controlled to stop, the lithium battery body 306 is prevented from being damaged by clamping, then the lithium battery body 306 is driven to move by the second electric sliding rail 401, the lithium battery body 306 is placed on the placing plate 604 by the clamping mechanism 4, then the pressing plate 612 is driven by the second cylinder 607 to move to detect the extrusion deformation of the lithium battery body 306, the pressure borne by the placing plate 604 can be detected by the second pressure sensor 605, so that the pressure borne by the lithium battery body 306 can be known, when the pressure born by the lithium battery body 306 reaches a certain value, the telescopic distance between the mounting plate 608 and the mounting bracket 602 is detected through the infrared distance sensor 609, so that whether the lithium battery body 306 deforms or not can be found through comparison, the pressing plate 612 is used for preventing the second air cylinder 607 from slightly extending out to cause large pressure change through the guide rod 611 and the elastic telescopic structure formed between the first spring 610 and the mounting plate 608, the lithium battery body 306 is driven to rotate through the rotating structure formed between the second motor 603 and the mounting bracket 602 by the placing plate 604 for multi-surface detection, the current can be led to the electrifying plate 701 through the electrifying rod 707 and the copper beads 706 when the lithium battery body 306 leaks electricity and then is grounded through the grounding wire 702, the danger caused by electrification of equipment is prevented, meanwhile, the electrifying plate 701 can be in close contact with the copper beads 706 through the elastic telescopic structure formed between the second spring 704 and the sleeve rod 705 by the telescopic rod 703, the temperature change in the device can be detected through the temperature sensor 504, when the lithium battery body 306 is spontaneously combusted, the temperature rises, the third electric slide rail 601 drives the lithium battery body 306 to move to the lower end of the explosion-proof cover 502, the explosion-proof cover 502 is driven through the third multi-section hydraulic cylinder 501 to cover the lithium battery body 306, the lithium battery body 306 is prevented from being exploded and damaged, meanwhile, low-temperature carbon dioxide is introduced into the explosion-proof cover 502 through the gas charging pipe 503 to extinguish the fire of the lithium battery body 306, after the detection is completed, the qualified lithium battery body 306 is placed on the third belt conveyor 305 through the clamping mechanism 4 to be conveyed continuously, the damaged lithium battery body 306 is placed in the explosion-proof box body 304, then the first electric slide rail 201 and the first multi-section hydraulic cylinder 202 drive the sucker clamp 205 to clamp the explosion-proof cover plate 302, then the explosion-proof cover plate 302 is moved to the position right above the, the first motor 204 drives the sucker clamp 205 to rotate, so that the explosion-proof cover plate 302 and the explosion-proof box body 304 are closed, and the second belt conveyor 303 conveys the explosion-proof box body 304.