Battery shell conveying device and online battery shell helium detection equipment

Abstract

The utility model discloses a battery case conveying device and on-line battery case helium detection equipment. The battery case conveying device comprises x main body conveying lines and y transition conveying lines, the x main body conveying lines are sequentially arranged in the conveying direction of the main body conveying lines, and each transition conveying line is arranged between every two adjacent main body conveying lines in the conveying direction of the main body conveying lines; the carrier is used for bearing the battery shells, the carrier is arranged on the main body conveying line, and the carrier is in transmission fit with the main body conveying line and the transition conveying line; and each carrier blocking mechanism corresponds to one main body conveying line, and the carrier blocking mechanisms are at least used for blocking the carriers on the corresponding main body conveying lines. The conveying device provided by the embodiment of the utility model is suitable for on-line helium sealing leakage detection equipment, and can be matched with the helium sealing leakage detection equipment to complete helium sealing detection of the battery shell in the conveying and transferring process of the battery shell.

Description

TECHNICAL FIELD

[0001] The utility model relates to a battery shell conveying device and on-line battery shell helium detection equipment especially, belong to helium detection equipment technical field. BACKGROUND

[0002] At present, the battery shell helium gas seal detection equipment in the industry needs to grab the battery shell from the conveying line to the detection equipment, and this method has low equipment operation efficiency, generally equipped with a grabbing mobile mechanism for grabbing the battery shell, the structure is relatively complex, and the production and processing cost is also higher. UTILITY MODEL CONTENTS

[0003] The main purpose of the utility model is to provide a battery shell conveying device and on-line battery shell helium detection equipment, the conveying device of the on-line battery shell helium detection equipment can adapt the helium seal detection device during the conveying process of the battery shell, without additional battery shell grabbing mobile mechanism, greatly improving the equipment production efficiency and reducing the production cost, thereby overcoming the deficiencies in the prior art.

[0004] To achieve the foregoing utility model purposes, the utility model adopts the technical scheme including:

[0005] The first aspect of the utility model embodiment provides a battery shell conveying device, which comprises:

[0006] x main body conveying lines and y transition conveying lines, the x main body conveying lines are sequentially arranged along the conveying direction of the main body conveying lines, and each transition conveying line is arranged between two adjacent main body conveying lines along the conveying direction of the main body conveying lines;

[0007] A carrier is arranged on the main body conveying line, and the carrier is in transmission cooperation with the main body conveying line and the transition conveying line;

[0008] x sets of carrier blocking mechanisms, each set of carrier blocking mechanism corresponds to a main body conveying line, and the carrier blocking mechanism at least intercepts the carrier on the main body conveying line corresponding thereto;

[0009] The conveying direction of the transition conveying line and the conveying direction of the main body conveying line adjacent thereto are in the same direction, the carrier can be driven by the main body conveying line to move along the conveying direction on the main body conveying line, the carrier can also be transferred from one main body conveying line adjacent thereto to another main body conveying line adjacent thereto by the transition conveying line, and when the carrier is stopped by the carrier blocking mechanism, the helium seal detection equipment can perform helium seal detection on the battery shell on the carrier.

[0010] The second aspect of the embodiment of the utility model provides a kind of online battery shell helium detection equipment, it includes: helium seal detection equipment and the battery shell conveying device, the helium seal detection equipment is arranged below the main body conveying line, and at least for the battery shell on the carrier that is stopped on the main body conveying line is carried out helium detection.

[0011] Compared with prior art, the utility model has the advantages of:

[0012] The conveying device provided in the embodiment of the utility model can meet the conveying line of the battery shell online helium detection detection equipment, can meet the conveying and transfer of battery shell, and the conveying device can meet the helium seal detection of battery shell in the conveying process, and the conveying device can also be used for some other mechanism actions, for example, can also be applicable to battery pole riveting or appearance and size detection in conveying process.

[0013] The conveying device provided in the embodiment of the utility model can realize the completion of battery shell helium seal detection while conveying battery shell, does not need to additionally increase grabbing device to grab battery shell to helium seal detection equipment, improves the operation efficiency of equipment, saves the cost of grabbing part, reduces the floor area of equipment, reduces the cost of packaging and transportation, and similar battery shell riveting, battery shell electrical performance detection, battery shell appearance detection and other equipment can utilize the conveying line of the scheme, improve equipment capacity and reduce cost.

[0014] The conveying device provided in the embodiment of the utility model, in combination with special carrier, can make the structure of battery shell helium seal detection equipment simpler, and make the production efficiency of battery shell helium seal detection equipment higher. ACCURACY

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the present application or prior art, the drawings needed to be used in the embodiment or prior art description will be briefly introduced as follows, and obviously, the drawings in the following description are only some embodiments described in the present application, and those skilled in the art can obtain other drawings according to these drawings without creating labor.

[0016] Figure 1 It is the overall structure schematic view of the battery shell conveying device provided in a typical embodiment case of the utility model;

[0017] Figure 2 It is the structure schematic view of the main body conveying line in the battery shell conveying device provided in a typical embodiment case of the utility model;

[0018] Figure 3It is a typical embodiment of the utility model provides a kind of battery shell conveying device in transition conveying line structure schematic view;

[0019] Figure 4 It is a typical embodiment of the utility model provides a kind of battery shell conveying device in carrier structure schematic view;

[0020] Figure 5 It is a typical embodiment of the utility model provides a kind of battery shell conveying device side view. DETAILED DESCRIPTION

[0021] In view of the deficiencies in the prior art, the present inventors have long-term research and a large number of practices, and have come up with the technical solution of the utility model. The technical solution, its implementation process and principles will be further explained as follows.

[0022] The conveying device provided in the embodiment of the utility model is suitable for online helium seal leak detection equipment, which can cooperate with the helium seal leak detection equipment to complete helium seal detection of the battery shell during the conveying and transfer process of the battery shell.

[0023] The first aspect of the embodiment of the utility model provides a kind of battery shell conveying device, which comprises:

[0024] x main body conveying lines and y transition conveying lines, x main body conveying lines are sequentially arranged along the conveying direction of the main body conveying line, and each transition conveying line is arranged between two adjacent main body conveying lines along the conveying direction of the main body conveying line;

[0025] a carrier, the carrier is used to carry the battery shell, the carrier is arranged on the main body conveying line, and the carrier is drivingly connected with the main body conveying line and the transition conveying line;

[0026] x sets of carrier blocking mechanisms, each set of carrier blocking mechanism corresponds to a main body conveying line, and the carrier blocking mechanism at least intercepts the carrier on the main body conveying line corresponding thereto;

[0027] The conveying direction of the transition conveying line and the conveying direction of the main body conveying line adjacent thereto are in the same direction, the carrier can be driven by the main body conveying line to move on the main body conveying line along the conveying direction, and the carrier can also be transferred from one main body conveying line adjacent to the transition conveying line to another main body conveying line adjacent thereto under the driving of the transition conveying line, and when the carrier is stopped by the carrier blocking mechanism, the helium seal detection equipment can perform helium seal detection on the battery shell on the carrier online.

[0028] Further, the main conveying line comprises a first transmission sprocket set, a first conveying chain and two carrier guide strips, the first conveying chain is in transmission cooperation with the first transmission sprocket set, the two carrier guide strips are arranged above the first conveying chain along a first direction, the two carrier guide strips are arranged in a spaced manner along a second direction, a carrier channel is enclosed by the two carrier guide strips and the first conveying chain, the carrier moves in the carrier channel under the drive of the first conveying chain, and the first direction and the second direction are intersected.

[0029] Further, the main conveying line further comprises a first mounting plate and a second mounting plate, the second mounting plate is in fixed cooperation with the first mounting plate, the first transmission sprocket set is mounted on the first mounting plate and is in rotational cooperation with the first mounting plate, and the carrier guide strips are fixed on the second mounting plate.

[0030] Further, the first transmission sprocket set comprises at least one driving sprocket and at least one driven sprocket, and the main conveying line further comprises a first driving mechanism, the first driving mechanism is in transmission connection with the driving sprocket.

[0031] Further, the transition conveying line comprises a second sprocket set and a second conveying chain, the second conveying chain is in transmission cooperation with the second sprocket set, the second conveying chain and the first conveying chain are arranged in sequence along the conveying direction of the main conveying line, and the gap between the second conveying chain and the first conveying chain is smaller than the width of the carrier.

[0032] Further, the second transmission sprocket set comprises at least one driving sprocket and at least one driven sprocket, and the transition conveying line further comprises a second driving mechanism, the second driving mechanism is in transmission connection with the driving sprocket.

[0033] Further, the carrier has an assembly hole penetrating through the carrier, the assembly hole is used for accommodating a battery shell, and a helium detection probe of a helium seal detection device can pass through the assembly hole and extend into the battery shell on the carrier.

[0034] Further, a plurality of sealing rings are arranged on the hole wall of the assembly hole of the carrier in a spaced manner along the axial direction of the assembly hole.

[0035] Further, a plurality of assembly grooves are arranged on the hole wall of the assembly hole, each of the sealing rings is arranged in the assembly groove, and the sealing ring is in contact with the battery shell in the assembly hole.

[0036] Further, the carrier blocking mechanism comprises a third driving mechanism and a block, the block is in transmission connection with the third driving mechanism and can move between a first station and a second station under the driving of the third driving mechanism, when the block is located at the first station, the block is located on the traveling track of the carrier and the block is located at the downstream side of at least one carrier in the traveling direction of the carrier, the carrier located at the upstream side of the block is intercepted and stopped, when the block is located at the second station, the block is located in the area outside the traveling track of the carrier.

[0037] The second aspect of the embodiment of the utility model provides a kind of online battery shell helium detection equipment, it includes: helium gas seal detection equipment and the battery shell conveying device, the helium gas seal detection equipment is set in the below of the main body conveying line, and at least for the battery shell on the carrier that is stopped on the main body conveying line is carried out helium detection.

[0038] In order to make the purpose, features, advantages of the present application more obvious and easy to understand, as follows will be combined with the drawings and specific implementation cases to further explain the technical solutions, its implementation process and principles etc., obviously, the described implementation mode is only a part of the implementation mode of the present application, not all implementation modes. Unless specifically described, the motor, sprocket, conveying chain etc. Involved in the embodiment of the utility model are known in the art, and the specific structure and equipment model etc. Are not limited here.

[0039] In a more specific embodiment, an online battery shell helium detection equipment includes helium gas seal detection equipment and battery shell conveying device, the helium gas seal detection equipment is set below the conveying device, and at least for the battery shell on the carrier that is stopped on the conveying device is carried out helium detection, that is, the online battery shell helium detection equipment can meet the conveying transfer of battery shell, and can meet the helium gas seal detection of battery shell in the conveying process of battery shell.

[0040] Please refer to Figure 1The conveying device suitable for the on-line battery shell 3 helium detection equipment is mainly used for conveying and transferring the battery shell 3, and cooperates with the helium seal detection equipment to realize the helium seal detection of the battery shell 3 conveyed and transferred by the conveying device. Specifically, the conveying device suitable for the on-line battery shell 3 helium detection equipment comprises a device support 8, x main conveying lines 4, y transition conveying lines 7, x sets of carrier blocking mechanisms 5 and z carriers 6 assembled on the device support 8. The x main conveying lines 4 are sequentially arranged along the conveying direction of the main conveying lines 4. Each transition conveying line 7 is arranged between two adjacent main conveying lines 4 along the conveying direction of the main conveying lines 4. The z carriers 6 are arranged on one or more main conveying lines 4. The carrier 6 is used for carrying the battery shell 3. The helium seal detection equipment is arranged below the main conveying line 4 and can realize the helium seal detection of the battery shell 3 on the carrier 6. The carrier 6 is in transmission cooperation with the main conveying line 4 and the transition conveying line 7. The carrier 6 can travel on the main conveying line 4 and the transition conveying line 7 under the drive of the main conveying line 4 and the transition conveying line 7. The battery shell 3 is conveyed to the downstream process equipment from the upstream process equipment through the x main conveying lines 4 and the y transition conveying lines 7, so as to realize the conveying and transferring of the battery shell 3. The carrier blocking mechanism 5 at least intercepts the carrier 6 on the main conveying line 4 corresponding to the carrier blocking mechanism 5, so as to enable the helium seal detection equipment to perform the helium seal detection on the battery shell 3 on the carrier 6. Wherein, x≥2, y, z≥1.

[0041] It should be noted that the conveying direction of the transition conveying line 7 and the conveying direction of the main conveying line 4 adjacent to the transition conveying line 7 are in the same direction. The carrier 6 can travel on the main conveying line 4 along the conveying direction under the drive of the main conveying line 4. In addition, the carrier 6 can be transferred from one main conveying line 4 adjacent to the transition conveying line 7 to another main conveying line 4 adjacent to the transition conveying line 7 under the drive of the transition conveying line 7. It can be understood that the transition conveying line 7 and the main conveying line 4 are smoothly adjacent and are configured to enable the carrier 6 to be smoothly transferred therebetween.

[0042] Specifically, please refer to Figure 1 and Figure 2 The main conveying line 4 comprises a first transmission sprocket set, a first conveying chain 14 and two carrier guide strips 11. The first conveying chain 14 is in transmission cooperation with the first transmission sprocket set. The two carrier guide strips 11 are arranged above the first conveying chain 14 along a first direction. The two carrier guide strips 11 are arranged in a spaced manner along a second direction. The two carrier guide strips 11 and the first conveying chain 14 form a carrier 6 passage for the carrier 6 to pass through. The carrier 6 is arranged above the first conveying chain 14 along the first direction. The carrier 6 moves in the carrier 6 passage under the drive of the first conveying chain 14. Wherein, the first direction and the second direction intersect.

[0043] It should be noted that each main body conveying line 4 can include a first driving mechanism 9, which is in driving connection with the first transmission gear set and is used to drive the first transmission gear set to rotate, so as to drive the first conveying chain 14 to run. Of course, the x main body conveying lines 4 can be driven by the same first driving mechanism 9, that is, the x transmission gear sets of the x main body conveying lines 4 are in driving connection with the same first driving mechanism 9 through a transmission structure (such as a gear set, etc.). The structure of the first conveying chain 14 and the configuration structure / way between the first conveying chain 14 and the first conveying chain 14 gear set can be known in the art, and are not specifically limited here. The first transmission gear set includes at least one first driving wheel 10 and at least one first driven wheel 15. The first driving wheel 10 is in driving connection with the first driving mechanism 9, and the first driven wheel 15 rotates under the driving of the first driving wheel 10 (the first conveying chain 14 as a transmission structure). Exemplarily, the first driving mechanism 9 can be a servo motor, etc.

[0044] More specifically, in order to avoid the first conveying chain 14 interfering with the working of the helium seal detection equipment, the main body conveying line 4 can include two first conveying chains 14, which are arranged in a spaced manner along the second direction. The interval between the two first conveying chains 14 can avoid the core rod of the helium seal detection equipment.

[0045] Specifically, the main body conveying line 4 further includes a first mounting plate 12 and a second mounting plate 13. The second mounting plate 13 is in fixed cooperation with the first mounting plate 12. The first transmission gear set is installed on the first mounting plate 12 in a spaced manner along the conveying direction of the main body conveying line 4 and is in rotary cooperation with the first mounting plate 12. The carrier guide strip 11 is fixed on the second mounting plate 13. The first mounting plate 12 can be fixed on the equipment support 8. The specific structure of the first mounting plate 12 and the second mounting plate 13 is not limited.

[0046] Specifically, please refer to Figure 2 and Figure 3 The transition conveying line 7 includes a second gear set and a second conveying chain 18. The second conveying chain 18 is in driving cooperation with the second gear set. The second conveying chain 18 and the first conveying chain 14 are arranged in sequence along the conveying direction of the main body conveying line 4, that is, the conveying direction / length extension direction of the second conveying chain 18 and the first conveying chain 14 is the same, and the gap between the second conveying chain 18 and the first conveying chain 14 is smaller than the width of the carrier 6. When the carrier 6 runs to the tail of a section of the main body conveying line 4 along the first conveying chain 14, the carrier 6 will automatically run to the second conveying chain 18 of the transition conveying line 7, so as to realize the conveying and transfer of the carrier 6 (together with the battery shell 3 on the carrier 6) on all the main body conveying lines 4 of the conveying device.

[0047] It should be noted that each main body conveying line 4 includes two parallel first conveying chains 14, the carriers 6 are arranged between the two parallel first conveying chains 14, the side surfaces of the carriers 6 are in transmission cooperation with the two parallel first conveying chains 14, and the transmission of the carriers 6 is realized, and the transition conveying line 7 includes a single second conveying chain 18, in the second direction, the second conveying chain 18 is correspondingly arranged between the two first conveying chains 14 of the main body conveying line 4 adjacent thereto, and on the transition conveying line 7, the bottom of the carrier 6 is in transmission cooperation with the second conveying chain 18, through such a design, it can be ensured that the carrier 6 can be smoothly transferred between the main body conveying line 4 and the transition conveying line 7. More specifically, in order to ensure the stable conveying and transfer of the carriers 6 between the main body conveying line 4 and the transition conveying line 7, the carrier guide strips 11 on the main body conveying line 4 also extend to both sides of the second conveying chain 18, as a preferred scheme, the carrier guide strips 11 of the plurality of main body conveying lines 4 are integrally arranged. Exemplarily, the second conveying chain 18 is arranged on the transition conveying line 7 through the second conveying chain 18 and the second conveying chain 18 wheel set, and the second conveying chain 18 wheel set is arranged on the transition conveying line 7.

[0048] Specifically, each transition conveying line 7 can include a second driving mechanism, the second driving mechanism is in transmission cooperation with the second transmission wheel set, and is used for driving the second transmission wheel set to rotate, so as to drive the second conveying chain 18 to move forward, of course, the x main body conveying lines 4 can be driven by the same second driving mechanism, that is, the x transmission sprocket sets of the x main body conveying lines 4 are in transmission cooperation with the same second driving mechanism through a transmission structure (such as a gear set). The structure of the second conveying chain 18 and the configuration structure / way between the second conveying chain 18 and the second conveying chain 18 wheel set can be known in the art, which is not limited here, the second transmission sprocket set includes at least one second driving wheel 17 and at least one second driven wheel 16, the second driving wheel 17 is in transmission cooperation with the second driving mechanism, and the second driven wheel 16 rotates under the driving of the second driving wheel 17 (the second conveying chain 18 as a transmission structure). Exemplarily, the second driving mechanism can be a servo motor.

[0049] The conveying device in the embodiment of the utility model is composed of a plurality of / segments of main body conveying lines 4 and transition conveying lines, whether the battery shell 3 / carrier 6 continues to advance is controlled by the first driving mechanism 9 of the main body conveying line 4, so that the battery shell 3 / carrier 6 can stop on different main body conveying lines 4.

[0050] Specifically, please refer to Figure 4 and Figure 5The carrier 6 has an assembly hole penetrating through the carrier 6, the assembly hole is used for accommodating the battery shell 3, and the helium detection rod 19 of the helium seal detection equipment can pass through the assembly hole to extend into the battery shell 3 on the carrier 6. More specifically, a plurality of sealing rings 2 are arranged on the hole wall of the assembly hole of the carrier 6, the sealing rings 2 are arranged at intervals along the axial direction of the assembly hole, the battery shell 3 in the assembly hole is in contact with the sealing rings 2, the sealing rings 2 are elastic fluorine rubber rings or the like, and the sealing rings 2 can not only stably and tightly arrange the battery shell 3 on the carrier 6, but also protect the battery shell 3 from being directly in contact with the main body of the carrier 6 to cause abrasion. More specifically, a plurality of assembly grooves are arranged on the hole wall of the assembly hole, each sealing ring 2 is arranged in the assembly groove, and the sealing ring 2 is in contact with the battery shell 3 in the assembly hole.

[0051] Specifically, please refer to Figure 1 The carrier blocking mechanism 5 includes a third driving mechanism and a blocking block, the blocking block is in transmission connection with the third driving mechanism and can move between the first station and the second station under the driving of the third driving mechanism, when the blocking block is located at the first station, the blocking block is located on the running track of the carrier 6 and is located on the downstream side of at least one carrier 6 in the running direction of the carrier 6, and the carrier 6 located on the upstream side of the blocking block is intercepted and stopped; when the blocking block is located at the second station, the blocking block is located in a region outside the running track of the carrier 6, after the carrier 6 is intercepted by the carrier blocking mechanism 5, the helium seal detection equipment can perform helium seal detection on the battery shell 3 on the carrier 6 in line, and the structure of the helium seal detection equipment and the way in which the helium seal detection equipment performs helium seal detection on the battery on the carrier 6 are known in the art and are not limited here.

[0052] From Figure 5 It can be seen that when the carrier 6 is intercepted, the helium detection rod 19 of the helium seal detection equipment can ascend into the interior of the carrier 6, so as to lift the carrier 6, and then perform subsequent actions of helium seal detection.

[0053] The conveying device provided in the embodiment of the utility model is a conveying line of the battery shell online helium detection equipment, can meet the conveying and transfer of the battery shell, and can also meet the helium seal detection of the battery shell in the conveying process, and can also be used for some other mechanism actions, for example, can also be applied to online battery pole riveting or appearance and size detection in the conveying process.

[0054] The conveying device provided in the embodiment of the utility model can complete the helium seal detection of the battery shell while conveying the battery shell, does not need to additionally increase the grabbing device to grab the battery shell to the helium seal detection equipment, improves the operation efficiency of the equipment, saves the cost of the grabbing part, reduces the floor area of the equipment, reduces the cost of the packaging and transportation, similar battery shell riveting, battery shell electric performance detection, battery shell appearance detection and other equipment can use the conveying line of the scheme, improves the equipment capacity and reduces the cost.

[0055] The conveying device provided in the embodiment of the utility model can make the structure of the battery shell helium seal detection equipment simpler and make the production efficiency of the battery shell helium seal detection equipment higher.

[0056] It should be understood that the above embodiments are only for illustrating the technical concept and characteristics of the utility model, the purpose is to enable people skilled in the art to understand the content of the utility model and implement it, and cannot limit the protection scope of the utility model. Any equivalent changes or modifications made according to the spirit and essence of the utility model should be covered within the protection scope of the utility model.

Claims

1. A battery casing conveying device, characterized in that, include: There are x main conveyor lines and y transition conveyor lines. The x main conveyor lines are arranged sequentially along their own conveying direction, and each transition conveyor line is arranged between two adjacent main conveyor lines along the conveying direction of the main conveyor line. A carrier for carrying the battery casing is disposed on the main conveyor line and is in driving cooperation with the main conveyor line and the transition conveyor line. x sets of vehicle blocking mechanisms, each set of vehicle blocking mechanisms corresponding to one of the main conveyor lines, the vehicle blocking mechanism at least intercepting the vehicle on the corresponding main conveyor line; The conveying direction of the transition conveyor line is the same as that of the adjacent main conveyor line. The carrier can travel along the conveying direction on the main conveyor line under the drive of the main conveyor line. The carrier can also be transferred from one adjacent main conveyor line to another adjacent main conveyor line under the drive of the transition conveyor line. When the carrier is stopped by the carrier blocking mechanism, the helium sealing detection device can perform helium sealing detection on the battery casing on the carrier online.

2. The battery casing conveying device according to claim 1, characterized in that: The main conveyor line includes a first drive sprocket set, a first conveyor chain, and two carrier guide bars. The first conveyor chain is driven by the first drive sprocket set. The two carrier guide bars are arranged above the first conveyor chain along a first direction and spaced apart along a second direction. The two carrier guide bars and the first conveyor chain enclose a carrier channel for the carrier to pass through. The carrier moves within the carrier channel under the drive of the first conveyor chain. The first direction and the second direction intersect.

3. The battery casing conveying device according to claim 2, characterized in that: The main conveyor line also includes a first mounting plate and a second mounting plate. The second mounting plate is fixedly fitted with the first mounting plate. The first transmission sprocket set is mounted on the first mounting plate and rotates with the first mounting plate. The carrier guide bar is fixed on the second mounting plate.

4. The battery casing conveying device according to claim 2 or 3, characterized in that: The first transmission sprocket set includes at least one driving sprocket and at least one driven sprocket, and the main conveyor line further includes a first drive mechanism, which is connected to the driving sprocket in a transmission manner.

5. The battery casing conveying device according to claim 2, characterized in that: The transition conveyor line includes a second sprocket set and a second conveyor chain. The second conveyor chain is driven by the second sprocket set. The second conveyor chain and the first conveyor chain are arranged sequentially along the conveying direction of the main conveyor line. Furthermore, the gap between the second conveyor chain and the first conveyor chain is smaller than the width of the carrier.

6. The battery casing conveying device according to claim 5, characterized in that: The second sprocket assembly includes at least one driving sprocket and at least one driven sprocket, and the transition conveyor line further includes a second drive mechanism, which is connected to the driving sprocket in a transmission manner.

7. The battery casing conveying device according to claim 1, characterized in that: The carrier has a through-hole for accommodating the battery casing and allowing the helium detector core rod of the helium sealing test device to pass through and extend into the battery casing located on the carrier.

8. The battery casing conveying device according to claim 7, characterized in that: The mounting hole of the carrier is also provided with a plurality of sealing rings, which are spaced apart along the axial direction of the mounting hole.

9. The battery casing conveying device according to claim 8, characterized in that: The mounting hole has multiple mounting grooves on its wall, and each sealing ring is disposed in a corresponding mounting groove. The sealing ring contacts the battery casing located in the mounting hole.

10. The battery casing conveying device according to claim 1, characterized in that: The vehicle blocking mechanism includes a third drive mechanism and a stop block. The stop block is connected to the third drive mechanism and can move between a first station and a second station under the drive of the third drive mechanism. When the stop block is located at the first station, the stop block is located on the travel trajectory of the vehicle, and the stop block is located downstream of at least one vehicle along the travel direction of the vehicle. The vehicle located upstream of the stop block is blocked and stopped. When the stop is located at the second work station, the stop is located in an area outside the travel trajectory of the vehicle.

11. An online battery casing helium detection device, characterized in that, include: The helium sealing test equipment and the battery casing conveying device of claim 1, wherein the helium sealing test equipment is disposed below the main conveying line and is used at least for helium testing of battery casings on carriers stopped on the main conveying line.

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