CN220092166U

CN220092166U - Conveying mechanism and removing device for removing defective products of battery cells

Info

Publication number: CN220092166U
Application number: CN202321364752.7U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Svolt Energy Technology Co Ltd
Current assignee: Svolt Energy Technology Co Ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-11-28
Anticipated expiration: 2033-05-31

Abstract

The utility model provides a conveying mechanism and a removing device for removing defective products of battery cells. The conveying mechanism for rejecting defective electrical cores comprises a base, a conveying main body arranged on the base and a plurality of supporting parts for supporting the electrical cores. The conveying main body comprises a fixed part which is arranged in an extending way and a moving part which is connected with the fixed part. The moving part can slide back and forth between an initial position connected with the fixed part and a rejecting position positioned at one side of the moving part. The marked defective battery cell on the bearing part can slide to the moving part through the fixed part and can be taken out along with the sliding of the moving part to the rejecting position. According to the conveying mechanism for rejecting defective electrical core products, unqualified electrical core on the bearing part can be separated from the fixed part along with the moving part, defective electrical core products can be rejected timely and automatically, accumulation of the bearing part for bearing defective electrical core products on the tail part of the line body is avoided, manual labor is reduced, and rejection efficiency of defective electrical core products is improved.

Description

Conveying mechanism and removing device for removing defective products of battery cells

Technical Field

The utility model relates to the technical field of power battery processing, in particular to a conveying mechanism for rejecting defective battery cells. The utility model also relates to a removing device with the conveying mechanism.

Background

The existing square-shell blade battery needs to be detected after processes such as rubberizing and welding are carried out, and detected defective battery cells can be marked and conveyed together with qualified battery cells. In order to meet the requirement of improving the productivity of high-speed assembly lines, the forefront magnetic levitation transportation technology is introduced to transport the battery cells, and one problem which must be solved by the design of the magnetic levitation high-speed assembly lines is the processing problem after a certain functional module in a certain section of line body detects defective battery cells. In addition, the problem of how to effectively utilize the jig for supporting the battery cells after the defective battery cells are removed is also a technical problem to be solved.

At present, the conventional rejecting method of the defective battery cells is to convey all the battery cells to the tail part and then uniformly screen out the defective battery cells in a manual mode. But with the continuous input of the battery cells, the jig bearing the battery cells at the tail end of the conveying is piled up. The eliminating mode is low in efficiency and occupies a lot of jigs, so that the utilization rate of the whole wire body of the battery cell is affected. Meanwhile, the recheck of defective products of the battery cells is also omitted, so that part of the battery cells which are misjudged are also discarded as defective products, and waste of production cost is caused.

Disclosure of Invention

In view of the above, the present utility model aims to provide a conveying mechanism for rejecting defective battery cells, so as to reject defective battery cells in time.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

the utility model provides a defective battery cell reject and use conveying mechanism, includes the base, locates the conveying main part on the base, and is used for supporting a plurality of supporting portions of electric core;

the conveying main body comprises a fixed part and a moving part, wherein the fixed part is arranged in an extending mode, the moving part is connected with the fixed part, and the moving part can slide back and forth between an initial position connected with the fixed part and a rejecting position positioned on one side of the moving part;

the marked defective battery cell on the bearing part can slide to the moving part through the fixed part and can be taken out along with the sliding of the moving part to the rejecting position.

Further, a notch for disconnecting the fixed part is arranged on the fixed part, and the moving part at the initial position is positioned in the notch and is connected with the fixed part; and/or the number of the groups of groups,

the moving portion slides between the initial position and the reject position in a direction orthogonal to the fixed portion.

Further, the bearing part is slidably arranged on the conveying main body and the base in a magnetic suspension mode respectively.

Compared with the prior art, the utility model has the following advantages:

according to the conveying mechanism for rejecting defective electrical core, the fixed part and the movable part are arranged on the conveying main body, so that the defective electrical core on the bearing part can be separated from the fixed part along with the movable part and slide to the rejecting position from the initial position, defective electrical core products can be rejected timely and automatically, the bearing part for bearing defective electrical core products is prevented from being accumulated at the tail part of the wire body, the labor force is reduced, and the rejecting efficiency of defective electrical core products is improved.

In addition, the fixed part is divided into two parts through the notch, and the movable part is arranged between the two fixed parts, so that the connection effect of the movable part and the fixed part is improved. The bearing part is arranged on the conveying main body and the base in a magnetic suspension mode in a sliding manner, so that the transmission speed and stability of the battery cell are improved.

Another object of the present utility model is to provide a defective cell removing device, which includes the conveying mechanism described above, a recovery and rechecking mechanism for collecting defective cells of the electrical cell, and a transfer mechanism for transferring the electrical cell in the removing position to the recovery and rechecking mechanism.

Further, the transfer mechanism comprises an installation seat arranged along the direction orthogonal to the conveying main body, and a grabbing part arranged on the installation seat in a sliding manner along the height direction, wherein the grabbing part is used for taking and placing the defective battery cell.

Further, the recycling and rechecking mechanism comprises a base body, and a feeding and conveying part arranged on the base body and used for receiving the defective battery cells and conveying the defective battery cells to a rechecking position.

Further, the seat body is slidably arranged on the base along the extending direction of the conveying main body;

the feeding and conveying device is characterized in that a feeding and conveying part is arranged on the base in a transmission mode, a return conveying part is arranged side by side with the feeding and conveying part, the transmission direction of the return conveying part is opposite, the return conveying part is used for receiving qualified electric cores which are subjected to repeated inspection and conveying the qualified electric cores, and when the qualified electric cores move to the grabbing position of the transfer mechanism, the qualified electric cores can be transferred to the bearing part at the rejecting position by the transfer mechanism.

Further, the feeding conveying part and/or the return conveying part are/is a conveying belt;

the conveyor belt comprises a plurality of conveyor belt split bodies which are arranged at intervals along the width direction of the conveyor belt.

Further, the device also comprises a bearing part return mechanism for conveying the bearing part unloaded at the rejecting position to the feeding end of the conveying main body;

the bearing part return mechanism comprises a first conveying part sliding along the height direction and a plurality of second conveying parts arranged at the output position of the first conveying part in an end-to-end connection way;

the input position of the first conveying part can be connected with the moving part to receive the empty bearing part.

Further, the support part slides between the first conveying part and each of the second conveying parts in a magnetic levitation manner.

According to the defective battery cell removing device, the defective battery cells in the removing positions can be transferred to the recovery and rechecking mechanism by arranging the transfer mechanism, and the defective battery cells marked by the detection device are rechecked by arranging the recovery and rechecking mechanism.

In addition, the grabbing part can slide along with the mounting seat in the height direction and the direction orthogonal to the conveying main body, so that the conveying effect of the grabbing part on the battery cell is improved. Through setting up pay-off conveying portion, do benefit to the recovery that improves electric core defective products to be convenient for detect again the electric core.

And moreover, the qualified battery cell which is qualified in the re-inspection can be conveniently conveyed by arranging the feed back conveying part, and the qualified battery cell can be placed on the bearing part of the conveying part through the sliding of the base body relative to the base and the matching of the conveying mechanism, so that the battery cell can be conveyed on the conveying main body again. The conveyer belt has simple structure, convenient arrangement and implementation and good conveying effect, and the contact area between the multiple conveyer belt components of a whole that can function independently and the battery cell can be reduced, thereby being favorable for reducing the loss to the battery cell.

In addition, through the connection of the first conveying part and the moving part, the empty bearing part can enter the first conveying part and is conveyed to the feeding end of the conveying main body through the second conveying part, so that the utilization rate of the bearing part is improved, and the production efficiency is further improved. The bearing part slides through the mode of magnetic suspension, has higher slip effect, promotes and rejects efficiency.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 is a schematic structural diagram of a conveying mechanism for rejecting defective battery cells according to an embodiment of the present utility model;

fig. 2 is a schematic perspective view of a first view angle of a rejecting device according to an embodiment of the present utility model;

fig. 3 is a schematic perspective view of a second view angle of the removing device according to the embodiment of the present utility model;

FIG. 4 is a schematic diagram of a transfer mechanism according to an embodiment of the present utility model;

FIG. 5 is a schematic structural view of a recycling and rechecking mechanism according to an embodiment of the present utility model;

fig. 6 is a schematic structural view of a first conveying section according to an embodiment of the present utility model.

Reference numerals illustrate:

1. a conveying mechanism; 2. a recovery rechecking mechanism; 3. a transfer mechanism; 4. a bearing part return mechanism; 5. a battery cell;

101. a base; 102. a conveying body; 103. a support part;

201. a base; 202. a feeding and conveying part; 203. a feed-back conveying part; 204. a first driving module;

301. a mounting base; 302. a gripping part;

401. a first conveying section; 402. a second conveying section; 403. a second holding support; 404. a feed back main body; 405. a lower module; 406. a second driving module;

1021. a fixing portion; 1022. a moving part; 1023. a linear module; 1024. a first holding support;

2021. a support frame; 2022. and a limiting plate.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the present utility model, it should be noted that, if terms indicating an azimuth or a positional relationship such as "upper", "lower", "inner", "back", and the like are presented, they are based on the azimuth or the positional relationship shown in the drawings, only for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, if any, are also used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Example 1

The present embodiment relates to a conveying mechanism 1 for rejecting defective battery cells, wherein the conveying mechanism 1 for rejecting defective battery cells comprises a base 101, a conveying main body 102 arranged on the base 101, and a plurality of supporting portions 103 for supporting the battery cells. Wherein the conveying body 102 includes a fixing portion 1021 provided to extend, and a moving portion 1022 connected to the fixing portion 1021.

The moving portion 1022 is capable of reciprocating sliding between an initial position abutting against the fixed portion 1021, and a reject position on the side of the moving portion 1022. The defective battery cell 5 marked on the support 103 can be slid to the moving part 1022 via the fixing part 1021, and taken out as the moving part 1022 slides to the rejecting position.

According to the conveying mechanism 1 for removing defective electrical core products, the fixing portion 1021 and the moving portion 1022 are arranged on the conveying main body 102, so that the defective electrical core 5 on the bearing portion 103 can be separated from the fixing portion 1021 along with the moving portion 1022 and slide to the removing position from the initial position, defective electrical core products can be removed timely and automatically, the bearing portion 103 for bearing defective electrical core products is prevented from being stacked at the tail of a wire body, labor force is reduced, and defective product removing efficiency is improved.

Based on the above overall description, as shown in fig. 1, the conveying main body 102 of the present embodiment is a part of a main body of a cell production line in the prior art, and a plurality of support portions 103 with the same distance are arranged at intervals along the conveying direction of the conveying main body 102 for supporting the cells 5.

As shown in fig. 1, the fixing portion 1021 is fixed on the base 101, the moving portion 1022 divides the fixing portion 1021 into two portions, a linear module 1023 for driving the moving portion 1022 to move is disposed below the moving portion 1022, the detecting device in the previous process marks the defective cells 5, for example, each cell 5 can be marked, and the mark of the defective cell 5 is obtained through the control system.

As a preferred embodiment, the fixing portion 1021 of this embodiment is provided with a notch for disconnecting itself, and the moving portion 1022 in the initial position is located in the notch so as to be in contact with the fixing portion 1021. And, the moving portion 1022 slides between the initial position and the reject position in a direction orthogonal to the fixed portion 1021. In a specific structure, as shown in fig. 1, the fixing portion 1021 is divided into two parts by the notch in this embodiment, and the moving portion 1022 is disposed between the two fixing portions 1021, so as to facilitate the connection effect between the moving portion 1022 and the fixing portions 1021.

As shown in fig. 1, when the moving part 1022 of the present embodiment is located at the initial position, the qualified battery cells 5 can be transferred to the next process through the conveying body 102 for processing. When the defective battery cells 5 are marked and then conveyed to the moving part 1022, the linear module 1023 drives the moving part 1022 to separate from the main body to the rejecting position. Further, the conveying direction of the conveying mechanism 1 of the present embodiment is disposed orthogonal to the conveying direction of the conveying main body 102. That is, the moving portion 1022 slides in a direction orthogonal to the fixed portion 1021, so that the arrangement is facilitated and the use effect is good.

In order to achieve a better use effect, the main conveying line is prevented from waiting when the moving part 1022 conveys the defective battery cells 5, and a first accommodating support 1024 for accommodating the supporting part 103 is placed at the rejecting position of the linear module 1023. When the moving portion 1022 moves to a position adjacent to the first receiving seat 1024, the bearing 103 is transferred into the first receiving seat 1024 by magnetic levitation driving.

As a preferred embodiment, the support portion 103 of the present embodiment is slidably disposed on the conveying body 102 and the base 101, respectively, in a magnetic levitation manner. The bearing part 103 is driven in a magnetic suspension manner so as to improve the transmission speed and stability of the battery cell 5.

In the conveying mechanism 1 for rejecting defective battery cells in this embodiment, by arranging the moving part 1022 on the conveying main body 102, when the supporting part 103 for supporting defective battery cells is located on the moving part 1022, the moving part 1022 can be separated from the fixed part 1021, so that the supporting part 103 and the battery cells 5 are conveyed to the rejecting position, the rejecting efficiency is improved, the manual labor is reduced, and the normal conveying of each supporting part 103 on the main body is maintained.

Example two

The embodiment relates to a defective battery cell removing device, which comprises a conveying mechanism 1 in the first embodiment, a recovery and rechecking mechanism 2 for collecting defective battery cells, and a transfer mechanism 3 for moving battery cells 5 in a removing position to the recovery and rechecking mechanism 2.

The defective battery cell removing device of the embodiment can transfer the defective battery cell 5 at the removing position to the recycling and retesting mechanism 2 by arranging the transfer mechanism 3, retests the defective battery cell 5 marked by the detecting device by arranging the recycling and retesting mechanism 2, and the retesting of the embodiment is detected in a manual retesting mode. The test items of the manual retest are set according to the requirements of the tested battery cells 5, such as visual inspection, ruler test, special tool measurement test and the like performed by the positions of the adhesive, the welding quality and the like.

Preferably, the transfer mechanism 3 includes a mount 301 provided in a direction orthogonal to the conveying body 102, and a gripping portion 302 provided on the mount 301 in a sliding manner in a height direction, the gripping portion 302 being used for taking out defective products of the discharge core. In a specific structure, as shown in fig. 2 and 3, the transfer mechanism 3 of the present embodiment is provided on the side of the linear module 1023. The mount 301 is fixedly coupled to the base 101 by bolts.

As shown in fig. 2 and 4, the mounting base 301 of the present embodiment includes two upright posts connected to the base 101, and a slide rail connected above the upright posts and a driving motor for driving the gripping portion 302 to move along the slide rail, where the slide rail is disposed orthogonal to the conveying main body 102 and parallel to the driving direction of the linear module 1023 in the first embodiment. Alternatively, the slide rail and the driving motor may be provided as the driving module.

The slide rail is provided with a mount 301, and the mount 301 is provided with a cylinder or an electric cylinder movable in the height direction of the base 101. The gripping portion 302 is connected to the power take-off of the cylinder or electric cylinder. The gripping portion 302 is a manipulator used in the prior art, and the specific structure of the manipulator can refer to the prior art. The manipulator can move along the sliding direction of the sliding rail so as to transfer the battery cell 5 at the rejecting position to the recycling and rechecking mechanism 2.

As described above, the gripping portion 302 can slide along the mounting seat 301 in the direction orthogonal to the conveying main body 102, and the gripping portion 302 can move up and down along the height direction of the base 101 by driving of the air cylinder or the electric cylinder, so as to facilitate improving the conveying effect of the gripping portion 302 on the battery cell 5.

Further, the recovery and rechecking mechanism 2 of the present embodiment includes a base 201, and a feeding and conveying portion 202 disposed on the base 201, where the feeding and conveying portion 202 is used for receiving defective cells and conveying the defective cells to a rechecking position. In a specific structure, as shown in fig. 2 and 5, the base 201 is in a planar plate structure, and the feeding and conveying part 202 is fixed above the base 201 by four profiles.

Preferably, the seat 201 of the present embodiment is slidably disposed on the base 101 along the extending direction of the conveying main body 102. The base 201 is provided with a feed back conveying part 203 which is arranged side by side with the feed back conveying part 202 and has the opposite transmission direction, the feed back conveying part 203 is used for receiving and conveying qualified electric cores 5 which are qualified for the re-inspection, and when the qualified electric cores 5 move to the grabbing position of the transfer mechanism 3, the qualified electric cores can be transferred to the bearing part 103 at the rejecting position by the transfer mechanism 3.

In a specific configuration, as shown in fig. 5, the feeding conveyor 202 and the return conveyor 203 of the present embodiment are disposed in parallel on the seat 201, and the return conveyor 203 is disposed on a side away from the transfer mechanism 3. For convenience of implementation, the base 101 is provided with a first driving module 204, and the base 101 is fixedly connected to a power output end of the first driving module 204. And the extending direction of the first driving module 204 is the same as the arrangement direction of the conveying main body 102.

In the present embodiment, the defective cell 5 on the feeding and conveying unit 202 is the defective cell 5 of the detecting device that the removing position is transferred by the transferring mechanism 3, and in actual production, there is a case where the qualified product is determined as the defective cell 5 due to the speed of conveyance or the probe of the detecting device, etc., and it is easy to cause waste of the cell 5 or repetition of the process.

The battery cells 5 placed on the return conveying portion 203 in this embodiment are qualified battery cells 5 that are manually detected again by the defective battery cells 5 on the feed conveying portion 202. The acceptable product cells 5 are conveyed again onto the moving section 1022 by the return conveying section 203 and the transfer mechanism 3, and can be conveyed further downward from the conveying main body 102. By the arrangement, the qualified product battery cells 5 can be prevented from being misjudged and conveyed to the unqualified product area, waste of the qualified product battery cells 5 is reduced, and intelligence of the removing device is improved.

Preferably, the feeding conveyor 202 and the return conveyor 203 are both conveyor belts. The conveyor belt includes a plurality of conveyor belt segments arranged at intervals in the width direction thereof. In the specific configuration, as shown in fig. 5, the specific configurations of the feed conveying section 202 and the return conveying section 203 of the present embodiment are similar, and the configuration of the feed conveying section 202 will be described as an example.

As shown in fig. 5, the feeding and conveying portion 202 further includes a supporting frame 2021 for supporting a conveying belt, two ends on the supporting frame 2021 are rotatably connected with rotating shafts, and the conveying belt is sleeved outside the rotating shafts at the two ends. A rotating shaft of the motor is connected with a power output end of a driving motor fixed on the support frame 2021.

For convenience of implementation, the conveyor belt of this embodiment is provided with a limiting plate 2022 for placing the battery cells 5, so as to facilitate positioning of the battery cells 5. The two ends of the supporting frame 2021 are provided with a sensing switch for limiting, so that the battery cell 5 is prevented from being conveyed to the outside after being fully charged, and the battery cell 5 is prevented from being damaged. The arrangement of the limiting plate 2022 can also ensure that the battery cells 5 are kept in a placement position in the conveying process, so that the adjacent battery cells 5 are prevented from being staggered, and the battery cells 5 are prevented from being damaged.

In addition, set up the conveyer belt for the conveyer belt components of a whole that can function independently that a plurality of intervals set up, not only can do benefit to the penetration of manipulator and be convenient for take and place electric core 5, can also reduce the area of contact of electric core 5 and conveyer belt in transmission.

The removing device of this embodiment further includes a supporting portion return mechanism 4 for conveying the empty supporting portion 103 at the removing position to the feeding end of the conveying main body 102. The carriage return mechanism 4 includes a first conveying portion 401 that slides in the height direction, and a plurality of second conveying portions 402 that are provided end to end at the output position of the first conveying portion 401. The first transport section 401 can be connected to the moving section 1022 at its input position and can receive the empty support 103.

Specifically, as shown in fig. 2 and 6, the first conveying portion 401 of the present embodiment is provided on the side of the linear module 1023 as shown in the first embodiment. As shown in fig. 6, the first conveying portion 401 includes a fixing frame, on which a second driving module 406 is disposed, the second driving module 406 being disposed along a height direction of the base 101, and the fixing frame being fixedly connected to the base 101.

The power output end of the second driving module 406 is connected with the input end of the second holding support 403, that is, the first conveying part 401, for holding the bearing part 103, and the second holding support 403 has the same structure as the moving part 1022. As shown in fig. 2, when the moving part 1022 moves to the reject position, the moving part 1022 is abutted with the second accommodating stand 403, and the empty supporter 103 is driven onto the second accommodating stand 403 by the magnetic levitation driving force.

The empty supporting portion 103 on the second accommodating support 403 moves downward from the upper side of the base 101 to the lower side of the base 101, and as shown in fig. 3, the accommodating support is conveyed to the lower side of the base 101, and then conveyed to the second conveying portion 402 by the magnetically levitated driving supporting portion 103. The second conveying section 402 of the present embodiment includes a lower module 405 disposed at a position corresponding to the linear module 1023 in embodiment one, and a return body 404 disposed below the conveying body 102, wherein the structure of the lower module 405 is the same as that of the linear module 1023 of embodiment one.

Preferably, the support 103 slides in a magnetic levitation manner between the first conveying section 401 and the respective second conveying section 402. As shown in fig. 3, the return body 404 of the present embodiment is provided in the same structure as the conveying body 102 of the first embodiment. And corresponding positions up and down. The fixed part 1021 and the movable part 1022 are also provided on the feeding body 404 as in the first embodiment, and the feeding body 404 and the movable part 1022 are driven by magnetic levitation to the supporting part 103. The supporting part 103 below the defective battery cell 5 is an empty supporting part 103, and returns to the feeding starting end of the main body through the feeding main body 404.

As shown in fig. 2 and 3, the transmission process of the defective cell removing device of this embodiment is as follows:

firstly, qualified battery cells 5 and defective battery cells 5 are transmitted from a conveying main line, the defective battery cells 5 in the previous process are marked, when the defective battery cells 5 are transmitted to a moving part 1022, a linear module 1023 drives the moving part 1022 to a rejecting position, and a bearing part 103 and the battery cells 5 are driven to a first containing support 1024 through magnetic suspension driving;

step two, the grabbing part 302 of the transfer mechanism 3 grabs the battery core 5 at the rejecting position to the feeding conveying part 202, after the bearing part 103 positioned on the first containing support 1024 is empty, the battery core is conveyed to the second containing support 403 through the magnetic suspension driving bearing part 103, the bearing part 103 is driven by the first conveying part to be conveyed to the lower module 405, the bearing part 103 is conveyed to the return conveying part 203 through the transmission of the lower module 405, and the bearing part 103 is conveyed to the initial feeding end of the main body through the return main body 404 to wait for feeding;

step three, after the defective battery cells 5 in the step two are grabbed to the feeding and conveying part 202, a detection personnel takes the defective battery cells 5 from the feeding and conveying part 202 to perform manual detection, then the defective battery cells 5 are placed in a defective product area, and the qualified battery cells 5 are placed in the return conveying part 203;

step four, when the return conveying portion 203 has the qualified cells 5, after the next supporting portion 103 carrying the defective cells 5 is conveyed to the first accommodating support 1024, the step two is not executed, the defective cells 5 on the first accommodating support 1024 are grabbed to the feeding conveying portion 202 through the grabbing portion 302, the return conveying portion 203 is conveyed to the lower portion of the grabbing portion 302 through the first driving module 204, the grabbing portion 302 grabs the qualified cells 5 to the supporting portion 103 arranged on the first accommodating support 1024, the qualified cells 5 and the supporting portion 103 on the first accommodating support 1024 are conveyed to the moving portion 1022 through magnetic levitation, and the qualified cells 5 enter the conveying main body 102 to enter the main body through driving of the linear module 1023, so that the qualified cells are conveyed to the next working procedure for processing.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a transport mechanism for rejecting defective battery cell which characterized in that:

the battery cell conveying device comprises a base, a conveying main body arranged on the base and a plurality of bearing parts used for bearing the battery cells;

2. The conveying mechanism for rejecting defective cells according to claim 1, wherein:

the fixed part is provided with a notch for disconnecting the fixed part, and the movable part at the initial position is positioned in the notch and is connected with the fixed part; and/or the number of the groups of groups,

3. The conveying mechanism for rejecting defective cells according to claim 1 or 2, wherein:

the bearing parts are respectively arranged on the conveying main body and the base in a sliding manner in a magnetic suspension mode.

4. The utility model provides a electric core defective products remove device which characterized in that:

a transport mechanism comprising the transport mechanism according to any one of claims 1 to 3, a recovery rechecking mechanism for collecting defective products of the electrical cores, and a transfer mechanism for moving the electrical cores in the reject position to the recovery rechecking mechanism.

5. The defective cell rejecting device according to claim 4, wherein:

the transfer mechanism comprises an installation seat arranged along the direction orthogonal to the conveying main body, a grabbing part is slidably arranged on the installation seat along the height direction, and the grabbing part is used for taking and placing the defective battery cell.

6. The defective cell rejecting device according to claim 4, wherein:

the recycling and rechecking mechanism comprises a base body and a feeding and conveying part arranged on the base body, wherein the feeding and conveying part is used for receiving defective products of the battery cells and conveying the defective products to a rechecking position.

7. The defective cell rejecting device according to claim 6, wherein:

the seat body is arranged on the base in a sliding manner along the extending direction of the conveying main body;

8. The defective cell rejecting device according to claim 7, wherein:

the feeding conveying part and/or the return conveying part is/are a conveying belt;

9. The defective cell rejecting device according to claim 4, wherein:

the device also comprises a bearing part return mechanism for conveying the bearing part unloaded at the rejecting position to the feeding end of the conveying main body;

10. The defective cell rejecting device according to claim 9, wherein:

the bearing part slides between the first conveying part and each second conveying part in a magnetic suspension mode.