CN217596412U

CN217596412U - Opposite-insertion device

Info

Publication number: CN217596412U
Application number: CN202220924318.9U
Authority: CN
Inventors: 王亮
Original assignee: China Express Jiangsu Technology Co Ltd
Current assignee: China Express Jiangsu Technology Co Ltd
Priority date: 2022-04-20
Filing date: 2022-04-20
Publication date: 2022-10-18
Anticipated expiration: 2032-04-20

Abstract

The utility model relates to a battery package test equipment technical field discloses the utility model discloses an embodiment is preferred embodiment's a device of inserting, it includes: frame, transport vechicle, stop device, grafting subassembly, positioning mechanism, actuating mechanism. The transport vehicle is used for transporting the battery pack. The limiting device is arranged on the frame and used for fixing the transport vehicle. The plug-in component is used for being matched and plugged with a socket of the battery pack; the plug-in assembly is connected with the driving mechanism. The embodiment of the utility model provides an utilize stop device to carry out location for the first time to transport vechicle and battery package, then remove so that the locating pin is planted into the constant head tank through the drive with regard to driving grafting subassembly, make and form the second time location to transport vechicle and grafting subassembly between locating pin and the constant head tank, grafting subassembly aligns basically with the socket of battery package this moment, actuating mechanism drive grafting subassembly carries out the test of inserting with the socket of battery package, through location for the first time and the second time location in order to improve the grafting success rate.

Description

Opposite-insertion device

Technical Field

The utility model relates to a battery package test equipment technical field especially relates to a device of inserting.

Background

In the assembly production line of the battery pack, the plug connector and the battery pack need to be plugged to carry out a charge and discharge test, so that whether the performance of the battery pack is qualified or not is judged.

At present, mainstream plugging equipment operates a battery pack and a plug connector through a manipulator, and when the battery pack flows into a testing station, the manipulator plugs the plug connector into a socket of the battery pack to test the battery pack; or the plug-in connector is inserted into the socket of the battery pack by adopting a manual method.

Because there is certain error in placing of battery package and the removal of manipulator, often make battery package and plug connector constantly wear because the manipulator is pegged graft by force when making the manipulator operate battery package and plug connector, warp even, destroy plug connector and battery package extremely easily, cause the unnecessary loss.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the success rate of the plug connection between the plug connector and the battery pack socket is improved, and the full-automatic opposite plug test is realized.

In order to achieve the above object, the utility model provides a to inserting device for peg graft with the cooperation of battery package, it includes:

a frame;

a transport vehicle for transporting the battery pack;

the limiting device is used for fixing the transport vehicle; the limiting device is arranged on the rack;

the inserting component is arranged on the rack in a sliding mode and is used for being matched and inserted with the inserting opening of the battery pack;

a positioning mechanism; the positioning mechanism includes: the positioning pin is arranged on the plug-in assembly, and the positioning seat is arranged on the transport vehicle; the positioning seat is provided with a positioning groove matched with the positioning pin;

and the driving mechanism is used for driving the inserting component to move so as to enable the positioning pin to be inserted into the positioning groove.

Optionally, the plug assembly includes: the bolt-type spring bolt comprises a plugging mechanism, a first mounting plate, a first bolt, a first spring, a second bolt, a second spring, a first baffle plate arranged on the first mounting plate and a second baffle plate arranged on the first mounting plate; a first gap for the movement of the plugging mechanism is formed between the first baffle and the second baffle; the first baffle plate is provided with a first through hole; the second baffle is provided with a second through hole; the first bolt penetrates through the first through hole and is fixedly connected with the inserting mechanism; the second bolt penetrates through the second through hole and is fixedly connected with the inserting mechanism;

the first spring is sleeved on the first bolt; one end of the first spring is abutted with a nut of the first bolt, and the other end of the first spring is abutted with the first baffle;

the second spring is sleeved on the second bolt; one end of the second spring is abutted with a nut of the second bolt, and the other end of the second spring is abutted with the second baffle plate.

Optionally, the first baffle and the second baffle are both flat plates and are arranged in parallel; the first bolt and the second bolt both extend in a first linear direction.

Optionally, the insertion mechanism includes: the bolt comprises a plug connector, a second mounting plate, a third bolt, a third spring, a fourth bolt, a fourth spring, a third baffle plate arranged on the second mounting plate and a fourth baffle plate arranged on the second mounting plate; the second mounting plate is connected with the first bolt and the second bolt respectively; a second gap for the plug connector to move is formed between the third baffle and the fourth baffle; a third through hole is formed in the third baffle; a fourth through hole is formed in the fourth baffle; the third bolt penetrates through the third through hole and is fixedly connected with the plug connector; the fourth bolt penetrates through the fourth through hole and is fixedly connected with the plug connector;

the third spring is sleeved on the third bolt; one end of the third spring is abutted with a nut of the third bolt, and the other end of the third spring is abutted with the third baffle plate;

the fourth spring is sleeved on the fourth bolt; one end of the fourth spring is abutted with a nut of the fourth bolt, and the other end of the fourth spring is abutted with the fourth baffle.

Optionally, the third baffle and the fourth baffle are both flat plates and are arranged in parallel; the third bolt and the fourth bolt both extend in a second linear direction; the first linear direction is perpendicular to the second linear direction.

Optionally, the plug connector has an insertion end face; the insertion end surface is recessed to form an insertion opening; and a chamfer is arranged at the joint of the side surface of the insertion opening and the end surface for insertion.

Optionally, the driving mechanism includes: the device comprises a rack, a sliding rail, a third mounting plate and a cylinder, wherein the sliding rail is arranged on the rack and extends along a first straight line direction; the telescopic shaft of the cylinder is fixedly connected with the first mounting plate.

Optionally, the transport vehicle is provided with a mounting rod; the positioning seat is arranged on the mounting rod in a sliding manner; the positioning pin extends in a vertical direction.

Optionally, the limiting device includes: a first frame body and a second frame body; a cavity is formed between the first frame body and the second frame body; the transport vehicle is arranged in the cavity.

Optionally, the method further includes: a first pin body and a second pin body; a first limiting hole is formed in the first frame body; a second limiting hole is formed in the second frame body; a third limiting hole corresponding to the first limiting hole and a fourth limiting hole corresponding to the second limiting hole are formed in the transport vehicle; the first pin body is inserted into the first limiting hole and the second limiting hole; the second pin body is inserted into the third limiting hole and the fourth limiting hole.

The embodiment of the utility model provides a compare with prior art to inserting device, its beneficial effect lies in:

the embodiment of the utility model provides an utilize stop device to carry out location for the first time to transport vechicle and battery package, then remove so that the locating pin is planted into the constant head tank through the drive with regard to driving grafting subassembly, make and form the second time location to transport vechicle and grafting subassembly between locating pin and the constant head tank, grafting subassembly aligns basically with the socket of battery package this moment, actuating mechanism drive grafting subassembly carries out the test of inserting with the socket of battery package, through the first time location with the second time location in order to improve the grafting success rate, and this application can realize the full automatization to inserting the test.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of the connection relationship between the transportation cart and the battery pack according to the embodiment of the present invention;

FIG. 3 is an enlarged schematic view of A in FIG. 2;

FIG. 4 is a schematic view of the connection relationship between the driving mechanism and the plug assembly according to the embodiment of the present invention;

FIG. 5 is an exploded view of a plug assembly according to an embodiment of the present invention;

fig. 6 is a schematic structural view of the limiting device in the embodiment of the present invention.

In the figure, 1, a transport vehicle; 2. a limiting device; 21. a first frame body; 22. a second frame body; 3. a plug-in assembly; 31. a plug-in mechanism; 311. a plug-in unit; 3111. an insertion opening; 3112. chamfering; 312. a second mounting plate; 313. a third bolt; 314. a third spring; 315. a fourth bolt; 316. a fourth spring; 317. a third baffle plate; 318. a fourth baffle; 32. a first mounting plate; 33. a first bolt; 34. a first spring; 35. a second bolt; 36. a second spring; 37. a first baffle plate; 38. a second baffle; 41. positioning seats; 42. positioning pins; 5. a drive mechanism; 51. a slide rail; 52. a third mounting plate; 53. a cylinder; 6. a battery pack; 61. a socket; 7. and a frame.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

First, it should be noted that the orientations of top, bottom, upward, downward, and the like referred to herein are defined with respect to the orientation in the respective drawings, are relative concepts, and thus can be changed according to different positions and different practical situations in which they are located. These and other orientations, therefore, should not be used in a limiting sense.

It should be noted that the term "comprising" does not exclude other elements or steps and the "a" or "an" does not exclude a plurality.

Furthermore, it should be further noted that any single technical feature described or implied in the embodiments herein, or any single technical feature shown or implied in the figures, can still be combined between these technical features (or their equivalents) to obtain other embodiments of the present application not directly mentioned herein.

It will be further understood that the terms "first," "second," and the like, are used herein to describe various information and should not be limited to these terms, which are used merely to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present application.

It should be noted that in different drawings, the same reference numerals indicate the same or substantially the same components.

As shown in fig. 1, fig. 2 and fig. 3, the testing device for battery pack 6 according to the preferred embodiment of the present invention is used for being inserted into the battery pack 6, and includes: frame 7, transport vechicle 1, stop device 2, plug-in components 3, positioning mechanism, actuating mechanism 5.

The transport vehicle 1 is used for transporting the battery pack 6. The limiting device 2 is arranged on the rack 7 and used for fixing the transport vehicle 1. The plug-in component 3 is used for being matched and plugged with the socket 61 of the battery pack 6, wherein the limiting device 2 limits the transport vehicle 1 firstly, and then the plug-in component 3 is matched and plugged with the socket 61 of the battery pack 6.

The positioning mechanism includes: a positioning pin 42 and a positioning socket 41. The positioning pin 42 is arranged on the plug-in module 3, and the positioning seat 41 is arranged on the transport vehicle 1. The positioning seat 41 is provided with a positioning groove matched with the positioning pin 42, and before the insertion assembly 3 is matched and inserted into the insertion hole 61 of the battery pack 6, the positioning pin 42 is required to be positioned with the positioning groove first, so that the insertion hole 61 of the battery pack 6 can be accurately inserted into the insertion assembly 3.

The plug-in module 3 is connected to the drive mechanism 5. The driving mechanism 5 is used for driving the plug-in component 3 to move before the plug-in component 3 is plugged into the socket 61 of the battery pack 6, so as to drive the positioning pin 42 to be plugged into the positioning groove.

The test method and the test device are applied to the full-automatic plug-in test of the battery pack 6 so as to realize the plug-in test of the battery pack 6. In the use, transport vechicle 1 transports battery package 6 to stop device 2 earlier, utilize stop device 2 to carry out location for the first time transport vechicle 1 and battery package 6, then just drive grafting subassembly 3 through the drive and remove so that locating pin 42 inserts into the constant head tank, make and form the second time location to transport vechicle 1 and grafting subassembly 3 between locating pin 42 and the constant head tank, grafting subassembly 3 aligns basically with battery package 6's socket 61 this moment, actuating mechanism 5 drives grafting subassembly 3 and battery package 6's socket 61 and carries out the test of pegging graft, fix a position and the second time through the first time and fix a position in order to improve the grafting success rate, and this application can realize the full automatization test of pegging graft.

Further, referring to fig. 4 and 5, the plug assembly 3 includes: the plug-in mechanism 31, the first mounting plate 32, the first bolt 33, the first spring 34, the second bolt 35, the second spring 36, the first baffle 37 arranged on the first mounting plate 32, and the second baffle 38 arranged on the first mounting plate 32. A first gap for the movement of the plug-in mechanism 31 is formed between the first baffle 37 and the second baffle 38, so that the plug-in mechanism 31 can move between the first gaps. The first baffle 37 is provided with a first through hole, and the second baffle 38 is provided with a second through hole. The first bolt 33 penetrates through the first through hole and is fixedly connected with the plugging mechanism 31, and the second bolt 35 penetrates through the second through hole and is fixedly connected with the plugging mechanism 31. The nut insertion mechanisms 31 of the first bolts 33 are respectively arranged on both sides of the first baffle 37, and the nut insertion mechanisms 31 of the second bolts 35 are respectively arranged on both sides of the second baffle 38.

The first spring 34 is sleeved on the first bolt 33, one end of the first spring 34 abuts against a nut of the first bolt 33, and the other end of the first spring 34 abuts against the first baffle 37.

The second spring 36 is sleeved on the second bolt 35, one end of the second spring 36 abuts against a nut of the second bolt 35, and the other end of the second spring 36 abuts against the second baffle 38.

Under the condition that the first bolt 33 and the second bolt 35 are not acted by external force, the first spring 34 and the second spring 36 are respectively in a compressed state, the compression force of the first spring 34 and the compression force of the second spring 36 are equal, so that the plugging mechanism 31 is kept in the middle of the first gap, when the plugging mechanism 31 is plugged into the socket 61 of the battery pack 6, the plugging mechanism 31 is acted by the force of the battery pack 6 after meeting the socket 61 of the battery pack 6 to push the first spring 34 or the second spring 36 to compress (the first spring 34 or the second spring 36 is compressed according to the stressed position of the plugging mechanism 31 meeting the socket 61 of the battery pack 6), so that the inserting mechanism 31 can be aligned to the socket 61 of the battery pack 6 after being finely adjusted in the first gap, through the arrangement of the first gap, the first spring 34 and the second spring 36, the inserting mechanism 31 is stably positioned in the middle of the first gap when not being subjected to the action of external force, and when the battery pack 6 is not completely and accurately placed on the transport vehicle 1, the first spring 34 or the second spring 36 is driven to be compressed by the acting force generated between the collision of the socket 61 of the battery pack 6 and the inserting mechanism 31, and the inserting mechanism 31 can be aligned to the socket 61 of the battery pack 6 after being finely adjusted in the first gap, so that the inserting mechanism 31 can be adapted to the battery pack 6 which is not finely positioned to perform inserting test.

Further, the first baffle 37 and the second baffle 38 are both flat plates and are disposed in parallel. The first bolt 33 and the second bolt 35 each extend in a first linear direction. Specifically, the first linear direction is a horizontal linear direction, that is, the first spring 34 and the second spring 36 are compressed in the horizontal linear direction, so that the plug-in mechanism 31 can move in the horizontal linear direction in the first gap.

It is understood that, in order to improve the stability of the plugging mechanism 31 in the first gap, the number of the first bolt 33, the second bolt 35, the first spring 34, and the second spring 36 may be two, and two first bolts 33 are parallel to each other and two second bolts 35 are parallel to each other.

In a possible embodiment, with reference to fig. 4 and 5, the plugging mechanism 31 comprises: the plug connector 311, the second mounting plate 312, the third bolt 313, the third spring 314, the fourth bolt 315, the fourth spring 316, the third baffle 317 arranged on the second mounting plate 312 and the fourth baffle 318 arranged on the second mounting plate 312. The second mounting plate 312 is connected to the first bolt 33 and the second bolt 35, respectively, such that the movement of the first bolt 33 and the second bolt 35 drives the movement of the second mounting plate 312. A second gap in which the plug 311 is movable is formed between the third shutter 317 and the fourth shutter 318, and the plug 311 is movable between the second gaps. A third through hole is formed in the third baffle 317, a fourth through hole is formed in the fourth baffle 318, and the third bolt 313 penetrates through the third through hole and is fixedly connected with the plug connector 311. The fourth bolt 315 penetrates the fourth through hole and is fixedly connected with the plug connector 311. The nut insertion mechanisms 31 of the third bolts 313 are respectively disposed on both sides of the third blocking plate 317, and the nut insertion mechanisms 31 of the fourth bolts 315 are respectively disposed on both sides of the fourth blocking plate 318.

The third spring 314 is sleeved on the third bolt 313; one end of the third spring 314 abuts against a nut of the third bolt 313, and the other end of the third spring 314 abuts against the third baffle 317.

The fourth spring 316 is sleeved on the fourth bolt 315; one end of the fourth spring 316 abuts against the nut of the fourth bolt 315, and the other end of the fourth spring 316 abuts against the fourth baffle 318.

When the plug-in unit 311 is inserted into the socket 61 of the battery pack 6, the plug-in unit 311 is under the action of the external force to push the third spring 314 or the fourth spring 316 to compress (the third spring 314 or the fourth spring 316 is compressed according to the stressed position where the plug-in unit 311 touches the socket 61 of the battery pack 6) so that the plug-in unit 311 is inserted into the socket 61 of the battery pack 6 after being finely adjusted in the second gap, the plug-in unit 311 is stably located in the middle of the second gap when not being subjected to the action of the external force through the arrangement of the second gap, the third spring 314 and the fourth spring 316, when the battery pack 6 is not completely and accurately placed on the transport vehicle 1, the third spring 314 or the fourth spring 316 is driven to drive the plug-in unit 314 or the fourth spring 314 through the action force generated between the socket 61 of the battery pack 6 and the plug-in unit 311 collision, and the plug-in unit is finely adjusted in the socket 61 of the battery pack 6 so that the plug-in unit 311 is not completely and the socket 311 is matched with the battery pack 6, and the plug-in unit can be finely adjusted in the socket 61 of the battery pack 6 after being finely adjusted, and the battery pack is finely adjusted, and the socket 311 can be accurately placed on the transport vehicle 1, and the test is accurately.

Further, referring to fig. 4 and 5, the third baffle 317 and the fourth baffle 318 are both flat plates and are disposed in parallel. The third bolt 313 and the fourth bolt 315 each extend in a second linear direction. Specifically, the second linear direction is a vertical linear direction, that is, the third spring 314 and the fourth spring 316 are compressed along the vertical linear direction, so that the plug 311 can move in the horizontal linear direction in the second gap.

It is understood that, in order to improve the stability of the plug 311 in the second gap, the number of the third bolt 313, the fourth bolt 315, the third spring 314, and the fourth spring 316 may be two, and two of the third bolts 313 are parallel to each other.

The embodiment of the utility model provides an in, first baffle 37 sets up with third baffle 317 is mutually perpendicular to first rectilinear direction sets up with second rectilinear direction is mutually perpendicular, also is through first spring 34, second spring 36, third spring 314 to and the setting of fourth spring 316 can make the adaptation nature of plug connector 311 carry out horizontal direction and the ascending adaptation nature fine setting of rectilinear direction, in order to avoid the condition that plug connector 311 and battery package 6's socket 61 is misaligned and lead to the unable plug connector 311 of inserting of socket 61 of battery package 6.

Further, referring to fig. 5 and 3, the plug-in connector 311 has an insertion end face. The insertion end surface is recessed to form an insertion port 3111. The junction of the side of the insertion opening 3111 and the end face for insertion is provided with a chamfer 3112, the battery pack 6 on the transport vehicle 1 is fixed, when the battery pack 6 is not accurately positioned, the socket 61 of the battery pack 6 first touches the chamfer 3112 of the insertion opening 3111, so that the socket 61 of the battery pack 6 exerts an acting force on the chamfer 3112, and the acting force can act on the first spring 34, the second spring 36, the third spring 314 and the fourth spring 316, so that the plug-in piece 311 can be finely adjusted in the horizontal direction and the vertical direction.

It is understood that the plug-in unit 311 in the present application should be selected according to the actual product of the battery pack 6, but it should have an insertion port 3111 and a chamfer 3112, and other structures of the plug-in unit 311 are not limited herein.

Further, referring to fig. 4, the driving mechanism 5 includes: the device comprises a slide rail 51 which is arranged on the frame 7 and extends along a first straight line direction, a third mounting plate 52 which is arranged on the slide rail 51 in a sliding way, and an air cylinder 53 which is arranged on the third mounting plate 52. The first linear direction is a vertical linear direction, and the third mounting plate 52 slides on the slide rail 51 in the vertical linear direction. The telescopic shaft of the air cylinder 53 is fixedly connected with the first mounting plate 32, and the sliding rail 51 and the air cylinder 53 are arranged to drive the first mounting plate 32 to move so as to drive the plug connector 311 to move.

Further, the transport vehicle 1 is provided with a mounting rod. The positioning seat 41 is slidably disposed on the mounting rod, so that the position of the positioning seat 41 can be adjusted on the mounting rod. The positioning pin 42 extends in the vertical direction, so that after the transport vehicle 1 is limited by the limiting device 2, the third mounting plate 52 vertically moves downwards on the slide rail 51 to enable the positioning pin 42 to be inserted into the positioning groove, so that the transport vehicle 1 and the plug-in assembly 3 are positioned for the second time.

Further, referring to fig. 6, the position limiting device 2 includes: a first frame 21 and a second frame 22. A cavity is formed between the first frame body 21 and the second frame body 22, and the transport vehicle is arranged in the cavity.

Further, the embodiment of the utility model provides a still include: a first pin body and a second pin body. The first frame body 21 is provided with a first limiting hole. The second frame 22 is provided with a second limiting hole. And a third limiting hole corresponding to the first limiting hole and a fourth limiting hole corresponding to the second limiting hole are formed in the transport vehicle 1. The first pin body is inserted into the first limiting hole and the second limiting hole to limit the position between the transport vehicle 1 and the first frame body 21. The second pin body is inserted into the third limiting hole and the fourth limiting hole to limit the position between the transport vehicle 1 and the second frame body 22.

The utility model discloses a working process does: in the using process, the transport vehicle 1 firstly transports the battery pack 6 between the first frame body 21 and the second frame body 22, and the first pin body is inserted into the first limiting hole and the second limiting hole so as to limit the transport vehicle 1 and the first frame body 21. The second pin body is inserted into the third limiting hole and the fourth limiting hole to limit the position between the transport vehicle 1 and the second frame body 22. Then vertically downward on the slide rails 51 by means of the third mounting plate 52 to insert the positioning pins 42 into the positioning slots to achieve a second positioning of the transport carriage 1 and the plug-in assemblies 3. At this time, the inserting assembly 3 is substantially aligned with the inserting opening 61 of the battery pack 6, and the inserting piece 311 is driven to be inserted into the inserting opening 61 of the battery pack 6 by the air cylinder 53, and the inserting opening 61 of the battery pack 6 first touches the chamfer 3112 of the inserting opening 3111, so that the inserting opening 61 of the battery pack 6 can act on the first spring 34, the second spring 36, the third spring 314, and the fourth spring 316 by applying force to the chamfer 3112, so that the inserting piece 311 can be finely adjusted in the horizontal direction and the vertical direction, and the inserting piece 311 can be completely inserted into the inserting opening 61 of the battery pack 6.

To sum up, the embodiment of the utility model provides a 6 testing arrangement of battery package, it can improve the grafting success rate between plug connector 311 and the 6 sockets 61 of battery package to can realize the full automatization to inserting the test.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a to inserting device for with battery package cooperation grafting, its characterized in that includes:

a frame;

a transport vehicle for transporting the battery pack;

the inserting component is arranged on the rack in a sliding mode and is used for being matched and inserted with the inserting port of the battery pack;

and the driving mechanism is used for driving the plug-in assembly to move so as to enable the positioning pin to be inserted into the positioning groove.

2. The docking assembly of claim 1, wherein the docking assembly comprises: the bolt-type plug-in connection device comprises a plug-in connection mechanism, a first mounting plate, a first bolt, a first spring, a second bolt, a second spring, a first baffle plate arranged on the first mounting plate and a second baffle plate arranged on the first mounting plate; a first gap for the movement of the plugging mechanism is formed between the first baffle and the second baffle; the first baffle plate is provided with a first through hole; the second baffle is provided with a second through hole; the first bolt penetrates through the first through hole and is fixedly connected with the inserting mechanism; the second bolt penetrates through the second through hole and is fixedly connected with the inserting mechanism;

the first spring is sleeved on the screw rod of the first bolt; one end of the first spring is abutted with a nut of the first bolt, and the other end of the first spring is abutted with the first baffle;

the second spring is sleeved on the screw rod of the second bolt; one end of the second spring is abutted with a nut of the second bolt, and the other end of the second spring is abutted with the second baffle plate.

3. The opposite insertion device according to claim 2, wherein the first baffle and the second baffle are both flat plates and are arranged in parallel; the first bolt and the second bolt both extend in a first linear direction.

4. The docking station of claim 3, wherein the docking mechanism comprises: the connector comprises a connector clip, a second mounting plate, a third bolt, a third spring, a fourth bolt, a fourth spring, a third baffle arranged on the second mounting plate and a fourth baffle arranged on the second mounting plate; the second mounting plate is connected with the first bolt and the second bolt respectively; a second gap for the plug connector to move is formed between the third baffle and the fourth baffle; a third through hole is formed in the third baffle; a fourth through hole is formed in the fourth baffle; the third bolt penetrates through the third through hole and is fixedly connected with the plug connector; the fourth bolt penetrates through the fourth through hole and is fixedly connected with the plug connector;

the third spring is sleeved on the screw rod of the third bolt; one end of the third spring is abutted with a nut of the third bolt, and the other end of the third spring is abutted with the third baffle;

the fourth spring is sleeved on the screw rod of the fourth bolt; one end of the fourth spring is abutted with a nut of the fourth bolt, and the other end of the fourth spring is abutted with the fourth baffle.

5. The opposite insertion device according to claim 4, wherein the third baffle and the fourth baffle are both flat plates and are arranged in parallel; the third bolt and the fourth bolt both extend in a second linear direction; the first linear direction is perpendicular to the second linear direction.

6. The mating insertion device according to claim 4, wherein the plug member has an insertion end face; the insertion end surface is recessed to form an insertion opening; and a chamfer is arranged at the joint of the side surface of the insertion opening and the end surface for insertion.

7. The opposite insertion device according to any one of claims 2 to 5, wherein the drive mechanism comprises: the device comprises a rack, a sliding rail, a third mounting plate and a cylinder, wherein the sliding rail is arranged on the rack and extends along a first straight line direction; the telescopic shaft of the cylinder is fixedly connected with the first mounting plate.

8. The opposite insertion device according to claim 1, wherein a mounting rod is arranged on the transport vehicle; the positioning seat is arranged on the mounting rod in a sliding manner; the positioning pin extends in a vertical direction.

9. The opposite insertion device according to claim 1, wherein the limiting device comprises: a first frame body and a second frame body; a cavity is formed between the first frame body and the second frame body; the transport vehicle is arranged in the cavity.

10. The opposite insertion device according to claim 9, further comprising: a first pin body and a second pin body; the first frame body is provided with a first limiting hole; a second limiting hole is formed in the second frame body; a third limiting hole corresponding to the first limiting hole and a fourth limiting hole corresponding to the second limiting hole are formed in the transport vehicle; the first pin body is inserted into the first limiting hole and the second limiting hole; the second pin body is inserted into the third limiting hole and the fourth limiting hole.