CN215248048U - Material box recovery device - Google Patents

Material box recovery device Download PDF

Info

Publication number
CN215248048U
CN215248048U CN202121526155.0U CN202121526155U CN215248048U CN 215248048 U CN215248048 U CN 215248048U CN 202121526155 U CN202121526155 U CN 202121526155U CN 215248048 U CN215248048 U CN 215248048U
Authority
CN
China
Prior art keywords
assembly
flattening
clamping
magazine
cartridge
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202121526155.0U
Other languages
Chinese (zh)
Inventor
刘恒俊
董文军
马乐云
刘良先
花帅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Jinchen Intelligent Technology Co Ltd
Original Assignee
Suzhou Jinchen Intelligent Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou Jinchen Intelligent Technology Co Ltd filed Critical Suzhou Jinchen Intelligent Technology Co Ltd
Priority to CN202121526155.0U priority Critical patent/CN215248048U/en
Application granted granted Critical
Publication of CN215248048U publication Critical patent/CN215248048U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • De-Stacking Of Articles (AREA)

Abstract

The utility model relates to the technical field of equipment for packing, a feed box recovery unit is disclosed. The material box recovery device comprises a rack, a bearing plane and a flattening mechanism, wherein the flattening mechanism comprises a flattening head and a first lifting driving assembly, the first lifting driving assembly is arranged on the rack and located above the bearing plane, the first lifting driving assembly can drive the flattening head to lift so as to stretch into the material box, the flattening head comprises at least two flattening plates, and each flattening plate can move along the direction deviating from the center of the material box respectively so as to push the side wall of the material box. The utility model discloses a magazine recovery unit, the pressure that bearing plane received when unpacing apart the magazine is little, and structural strength requires for a short time, and is with low costs, and the magazine directly becomes the flat structure, the follow-up stack of collecting of being convenient for.

Description

Material box recovery device
Technical Field
The utility model relates to a equipment for packing technical field especially relates to a magazine recovery unit.
Background
At present, a formed cigarette case is usually loaded by a material box with an opening at the upper end, when a feeding device takes out the cigarette case of the material box, the empty material box needs to be conveyed to an empty material box recovery area, and the empty material box in a three-dimensional shape occupies a large space, so that the material box needs to be disassembled into a flat plate shape; in addition, since the material distribution of the magazine itself is uneven, the magazine, which is directly flattened, presents an uneven condition, with consequent obstacles to the collection and stacking.
Therefore, a material box recycling device is needed to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a magazine recovery unit, the pressure that the bearing plane received when unpacing apart the magazine is little, and structural strength requires for a short time, and is with low costs, and the magazine directly becomes the flat structure, the follow-up stack of collecting of being convenient for.
To achieve the purpose, the utility model adopts the following technical proposal:
a cartridge recycling device, comprising:
a frame;
the bearing plane can bear the material box;
the flattening mechanism comprises a flattening head and a first lifting driving assembly, the first lifting driving assembly is arranged on the rack and located above the bearing plane, the first lifting driving assembly can drive the flattening head to lift so as to extend into the material box, the flattening head comprises at least two flattening plates, and each flattening plate can move along the direction departing from the center of the material box respectively so as to push the side wall of the material box.
Optionally, the flattening mechanism includes four flattening plates, and the four flattening plates can be attached to the four side walls of the magazine in a one-to-one correspondence manner and move in a direction perpendicular to the corresponding side walls respectively.
Optionally, the flattening head further comprises:
the body part is connected with the output end of the first lifting driving component;
the telescopic driving components are connected with the body part, and the output end of each telescopic driving component is correspondingly connected with one flattening plate.
Optionally, the flattening mechanism further comprises a first guide assembly, the first guide assembly comprises a first fixing piece and a first moving piece, the first fixing piece is arranged on the rack, the first moving piece is connected with the flattening head, and the first moving piece is in sliding fit with the first fixing piece along the vertical direction.
Optionally, the magazine recovery device further comprises a conveying assembly, one end of the conveying assembly is arranged below the flattening mechanism, the upper surface of the conveying assembly is the bearing plane, and the conveying assembly is used for conveying the magazine along a preset direction.
Optionally, the cartridge recycling device further comprises a carrying mechanism capable of conveying the cartridge onto the conveying assembly;
the carrying mechanism includes:
the clamping assembly can clamp the material box;
the transverse driving assembly can drive the clamping assembly to transversely move to the position above the conveying assembly so as to enable the material box to fall on the conveying assembly.
Optionally, the carrying mechanism further comprises a second lifting driving assembly, and the second lifting driving assembly can drive the conveying assembly to move up and down to avoid the clamping assembly in the vertical direction.
Optionally, the magazine recovery device further comprises a second guide assembly, the second guide assembly comprises a second fixed piece and a second movable piece, the second fixed piece is arranged on the rack, the second movable piece is connected with the conveying assembly, and the second movable piece is in sliding fit with the second fixed piece along the vertical direction.
Optionally, the clamping assembly comprises:
the two clamping plates are oppositely arranged and can be respectively positioned at two sides of the material box;
the output end of the clamping driving assembly is connected with the two clamping plates respectively, and the clamping driving assembly can drive the two clamping plates to move oppositely to clamp the material box.
Optionally, the clamping assembly further comprises a baffle perpendicular to the clamping plate, the baffle configured to abut a sidewall of the cartridge.
The utility model discloses beneficial effect does:
the utility model discloses a magazine is retrieved and is loaded, and first lift drive assembly can drive the flat head of exhibition to stretching into the magazine, and each flat board of exhibition flat head can move along the direction that deviates from the magazine center respectively to promote the lateral wall of magazine, and the lateral wall of magazine is promoted towards different directions by each flat board, thereby makes to separate between the lateral wall of magazine, finally forms the flat structure, is convenient for follow-up collection, stack; in the process of flattening the material box, the bearing plane can not be subjected to overlarge pressure, and a structure with firm structure and large weight is not needed, so that the cost can be reduced to a certain degree.
Drawings
Fig. 1 is a schematic structural view of a cartridge recycling device according to an embodiment of the present invention.
In the figure:
100-a cartridge; 200-a workpiece; 300-a conveyor belt; 400-a predetermined position;
1-a frame; 11-a top plate; 12-a base plate;
2-a flattening mechanism; 21-a first lifting drive assembly; 22-flattening head; 221-a body portion; 222-a spreader plate; 223-a telescopic drive assembly; 23-a first guide assembly; 231-a first fixture; 232-a first movable member;
31-a delivery assembly; 311-a carrier plane; 32-a second lift drive assembly; 33-a second guide assembly; 331-a second fixture; 332-a second movable member;
4-a carrying mechanism; 42-a transverse drive assembly; 41-a clamping assembly; 421-a baffle plate; 422-clamping plate; 423-clamping drive assembly; 424-connecting plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
The embodiment provides a magazine recovery unit, it can be used to retrieve the magazine, as shown in fig. 1, magazine 100 is the cuboid box body, and the upside sets up the opening, and magazine 100 is used for holding work piece 200. Specifically, the magazine recovery device includes a rack 1, a flattening mechanism 2, a conveying assembly 31 and a carrying mechanism 4, in the actual working process, the magazine 100 loaded with the workpiece 200 is conveyed on a conveyor belt 300, when the magazine 100 reaches a predetermined position 400, a manipulator (not shown) takes out the workpiece 200 in the magazine 100, then the carrying mechanism 4 conveys the empty magazine 100 to the conveying assembly 31, the flattening mechanism 2 flattens the three-dimensional magazine 100 on the conveying assembly 31 into a flat plate state, and finally the conveying assembly 31 conveys the flat plate-state magazine 100 to the recovery position.
Specifically, as shown in fig. 1, the conveying assembly 31 and the flattening mechanism 2 are both supported on the rack 1, the upper surface of the conveying assembly 31 is a bearing plane 311, the flattening mechanism 2 is arranged above the bearing plane 311, the flattening mechanism 2 includes a flattening head 22 and a first lifting driving assembly 21, the first lifting driving assembly 21 is arranged on the rack 1 and can drive the flattening head 22 to move up and down to extend into the magazine 100, the flattening head 22 includes at least two flattening plates 222, each flattening plate 222 can move in a direction away from the center of the magazine 100 to push the side wall of the magazine 100, the side wall of the magazine 100 is pushed by each flattening plate 222 in different directions, so that the side walls of the magazine 100 are separated from each other, and a flat plate structure is finally formed, thereby facilitating subsequent collection and stacking; in the process of flattening the material box 100, the bearing plane 311 is not subjected to excessive pressure, and a structure with firm structure and heavy weight is not required, so that the cost can be reduced to a certain extent; the bearing plane 311 of this embodiment is the upper surface of the conveying assembly 31, so after the material box 100 is flattened by the flattening mechanism 2, the conveying mechanism can directly convey the material box 100 away without manual removal, thereby saving manpower and improving efficiency.
Specifically, in the present embodiment, the conveying assembly 31 may be a belt driving assembly, a chain driving assembly, a roller driving assembly, or the like, and is not limited herein. Preferably, as shown in fig. 1, the flattening head 22 further includes a body portion 221 and at least two telescopic driving assemblies 223, the body portion 221 is connected to the output end of the first lifting driving assembly 21, the telescopic driving assemblies 223 are disposed on the body portion 221, and the output end of each telescopic driving assembly 223 is correspondingly connected to one flattening plate 222 to respectively drive each flattening plate 222 to move. In this embodiment, the telescopic driving assembly 223 is a linear cylinder, and has a simple structure, and is convenient for flexibly adjusting the direction of the output linear motion.
Preferably, the flattening mechanism 2 includes four flattening plates 222 and four linear cylinders, the four flattening plates 222 can be fitted to four side walls of the magazine 100 in a one-to-one correspondence manner, and the four linear cylinders drive the four flattening plates 222 to move in a direction perpendicular to the corresponding side walls in a one-to-one correspondence manner, so that stress is concentrated at longitudinal edges of the magazine 100, and the magazine 100 is separated at the edges in a directional manner, so that the finally obtained flat material magazine 100 is more regular and more convenient to recover. Of course, in other embodiments, the specific number of the flat plates 222, the orientation of each flat plate 222, and the like can be flexibly set according to the actual size and shape of the magazine 100, and are not particularly limited herein.
In this embodiment, as shown in fig. 1, the rack 1 includes a top plate 11, the first lifting driving assembly 21 includes a linear cylinder, a cylinder body of the linear cylinder is fixed on the top plate 11, and a piston rod is connected to the body portion 221 of the flattening head 22 and can drive the flattening head 22 to move up and down. In other embodiments, the first lifting driving assembly 21 may also be a motor and a screw nut structure or a linear motor, and the first lifting driving assembly 21 may be any one of the components or assemblies capable of conveying a linear motion in the prior art without departing from the inventive concept of the present application, and is not limited herein.
Preferably, as shown in fig. 1, the flattening mechanism 2 further includes a first guide assembly 23, the first guide assembly 23 includes a first fixing member 231 and a first movable member 232, the first fixing member 231 is disposed on the frame 1, the first movable member 232 is connected to the flattening head 22, and the first movable member 232 and the first fixing member 231 are in sliding fit along the vertical direction, so that the lifting process of the flattening head 22 is more stable and the moving direction is more accurate through the arrangement of the first guide assembly 23. In this embodiment, the first moving member 232 is a guide rod, the guide rod is fixedly connected with the flattening head 22 and extends along the vertical direction, correspondingly, the first fixing member 231 is a linear bearing, the linear bearing is fixed on the top plate 11, and the guide rod is in sliding fit with the linear bearing. In other embodiments, the relative positions of the guide rod and the linear bearing may be interchanged, and in other embodiments, the first movable member 232 may be a sliding block, the first fixed member 231 may be a linear guide rail, the linear guide rail is in sliding fit with the sliding block, and the first guiding assembly 23 only needs to be capable of guiding the movement of the conveying assembly 31 along the vertical direction, and the specific form is not limited.
Preferably, as shown in fig. 1, the cartridge recycling device further includes a carrying mechanism 4, and the carrying mechanism 4 can convey the cartridge 100 to the conveying assembly 31, so that the manual placement of the cartridge 100 to be recycled on the conveying assembly 31 can be avoided, and the automation degree and the efficiency can be further improved. Specifically, the carrying mechanism 4 includes a clamping assembly 41 and a transverse driving assembly 42, the clamping assembly 41 can clamp the magazine 100 on the conveyor belt 300, and the transverse driving assembly 42 can drive the clamping assembly 41 to transversely move to the upper side of the conveying assembly 31, so that the magazine 100 can fall on the conveying assembly 31. In this embodiment, the clamping assembly 41 includes a baffle 421, two clamping plates 422 and a clamping driving assembly 423, the baffle 421 is disposed at the end of the conveying belt 300, the baffle 421 stops moving after the magazine 100 is conveyed to the predetermined position 400 along the conveying belt 300, the two clamping plates 422 are disposed at two sides of the magazine 100, the output end of the clamping driving assembly 423 is connected with the two clamping plates 422 respectively, and the clamping driving assembly 423 drives the two clamping plates 422 to move in opposite directions to clamp the magazine 100. Further, the clamping assembly 41 further comprises a connecting plate 424, the baffle 421 is fixedly connected with the connecting plate 424, the clamping driving assembly 423 is arranged on the connecting plate 424, the output end of the transverse driving assembly 42 is connected with the connecting plate 424, and the driving connecting plate 424 moves to conveniently drive the whole clamping assembly 41 to transversely move together. Alternatively, the transverse driving assembly 42 may be a linear cylinder, and an output end of the linear cylinder is connected to the connecting plate 424, in other embodiments, the transverse driving assembly 42 may also be a structure in which a motor is matched with a screw nut, wherein the nut is fixedly connected to the connecting plate 424, and the motor drives the screw nut to rotate, so that the nut drives the whole clamping assembly 41 to move transversely. Further, the clamping driving assembly 423 may be a clamping cylinder, two ends of the clamping cylinder are respectively connected to the two clamping plates 422 to drive the two clamping plates 422 to clamp the workpiece 200, in other embodiments, the clamping driving assembly 423 may be two linear cylinders, and the two linear cylinders respectively drive one clamping plate 422 to move, so that the clamping plates 422 are more flexible in movement.
After the transverse driving assembly 42 drives the clamping assembly 41 and the magazine 100 to the upper side of the conveying assembly 31, the clamping assembly 41 releases the magazine 100, so that the magazine 100 falls on the bearing plane 311 of the conveying assembly 31, at this time, the clamping assembly 41 needs to leave the upper side of the conveying assembly 31, in order to avoid position interference between the clamping assembly 41 and the magazine 100, as shown in fig. 1, the carrying mechanism 4 further includes a second lifting driving assembly 32, the second lifting driving assembly 32 can drive the conveying assembly 31 to move up and down, so that the conveying assembly 31 and the magazine 100 falling on the conveying assembly 31 leave the clamping assembly 41 in the vertical direction, and the clamping assembly 41 can be reset smoothly (i.e., leave the upper side of the conveying assembly 31 and move back to the upper side of the conveying belt 300). Specifically, the frame 1 further includes a bottom plate 12, the second lifting driving assembly 32 may be an air cylinder, a cylinder body of the air cylinder is fixed on the bottom plate 12, and a piston rod of the air cylinder is connected to the conveying assembly 31 to be able to drive the conveying assembly 31 to move up and down, in other embodiments, the second lifting driving assembly 32 may also be a motor matching with a screw nut structure or a linear motor, and on the basis that the inventive concept of the present application is not violated, the second lifting driving assembly 32 may be any component or assembly in the prior art that can convey a linear motion, and is not limited herein.
Preferably, as shown in fig. 1, the magazine recovery apparatus further includes a second guide element 33, the second guide element 33 includes a second fixed element 331 and a second movable element 332, the second fixed element 331 is disposed on the frame 1, the second movable element 332 is connected to the conveying element 31, and the second movable element 332 and the second fixed element 331 are in sliding fit along a vertical direction. Through the setting of second direction subassembly 33, make the elevating movement process of conveying assembly 31 more steady, the direction of motion is more accurate. In this embodiment, the second movable member 332 is a guide rod, the guide rod is fixedly connected with the conveying assembly 31 and extends along the vertical direction, correspondingly, the second fixed member 331 is a linear bearing, the linear bearing is fixed on the bottom plate 12, and the guide rod is in sliding fit with the linear bearing. In other embodiments, the relative positions of the guide rod and the linear bearing may be interchanged, and in other embodiments, the second movable member 332 may be a slide block, and the second fixed member 331 may be a linear guide rail, which is slidably engaged with the slide block, as long as the guide function can be performed on the movement of the conveying assembly 31 in the vertical direction, which is not limited herein.
Obviously, the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and for those skilled in the art, there are variations on the specific embodiments and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A cartridge recycling device, comprising:
a frame (1);
a bearing plane (311) capable of bearing the magazine (100);
the flattening mechanism (2) comprises a flattening plate (22) and a first lifting driving component (21), the first lifting driving component (21) is arranged on the rack (1) and located above the bearing plane (311), the first lifting driving component (21) can drive the flattening plate (22) to lift so as to extend into the material box (100), the flattening plate (22) comprises at least two flattening plates (222), and each flattening plate (222) can move along the direction departing from the center of the material box (100) respectively so as to push the side wall of the material box (100).
2. The magazine recovery apparatus according to claim 1, wherein the flattening mechanism (2) comprises four flattening plates (222), and the four flattening plates (222) can be attached to four side walls of the magazine (100) in a one-to-one correspondence and move in a direction perpendicular to the corresponding side walls, respectively.
3. The cartridge recovery apparatus according to claim 1, wherein the flattening head (22) further comprises:
a body part (221) connected to an output end of the first elevation drive unit (21);
the telescopic driving components (223) are connected with the body part (221), and the output end of each telescopic driving component (223) is correspondingly connected with one flattening plate (222).
4. The magazine recovery device according to claim 1, wherein the flattening mechanism (2) further comprises a first guide assembly (23), the first guide assembly (23) comprises a first fixed member (231) and a first movable member (232), the first fixed member (231) is arranged on the frame (1), the first movable member (232) is connected with the flattening head (22), and the first movable member (232) is in sliding fit with the first fixed member (231) in a vertical direction.
5. The cartridge recycling device according to any of claims 1 to 4, further comprising a conveying assembly (31), wherein one end of the conveying assembly (31) is disposed below the flattening mechanism (2), the upper surface of the conveying assembly (31) is the bearing plane (311), and the conveying assembly (31) is used for conveying the cartridge (100) along a preset direction.
6. The cartridge recovery apparatus according to claim 5, further comprising a carrier mechanism (4), the carrier mechanism (4) being capable of transporting the cartridge (100) onto the transport assembly (31);
the carrying mechanism (4) comprises:
a clamping assembly (41) capable of clamping the cartridge (100);
a transverse driving assembly (42) capable of driving the clamping assembly (41) to transversely move to the position above the conveying assembly (31) so as to enable the magazine (100) to fall on the conveying assembly (31).
7. The cartridge recycling device according to claim 6, wherein the carrying mechanism (4) further comprises a second lifting drive assembly (32), the second lifting drive assembly (32) being capable of driving the transport assembly (31) to move up and down to avoid the clamping assembly (41) in the vertical direction.
8. The cartridge recycling device according to claim 7, further comprising a second guiding element (33), wherein the second guiding element (33) comprises a second fixed element (331) and a second movable element (332), the second fixed element (331) is disposed on the frame (1), the second movable element (332) is connected to the conveying element (31), and the second movable element (332) is in sliding fit with the second fixed element (331) along a vertical direction.
9. The cartridge recovery device according to claim 6, wherein the clamping assembly (41) comprises:
two clamping plates (422) which are oppositely arranged and can be respectively positioned at two sides of the material box (100);
the output end of the clamping driving assembly (423) is respectively connected with the two clamping plates (422), and the clamping driving assembly (423) can drive the two clamping plates (422) to move oppositely to clamp the material box (100).
10. The cartridge recycling device according to claim 9, wherein the clamping assembly (41) further comprises a baffle (421), the baffle (421) being perpendicular to the clamping plate (422), the baffle (421) being configured to abut against a side wall of the cartridge (100).
CN202121526155.0U 2021-07-06 2021-07-06 Material box recovery device Active CN215248048U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121526155.0U CN215248048U (en) 2021-07-06 2021-07-06 Material box recovery device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121526155.0U CN215248048U (en) 2021-07-06 2021-07-06 Material box recovery device

Publications (1)

Publication Number Publication Date
CN215248048U true CN215248048U (en) 2021-12-21

Family

ID=79487457

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121526155.0U Active CN215248048U (en) 2021-07-06 2021-07-06 Material box recovery device

Country Status (1)

Country Link
CN (1) CN215248048U (en)

Similar Documents

Publication Publication Date Title
CN113003208B (en) Automatic stacking and unstacking device and method
CN109626022B (en) Group and discharge mechanism for palletizing group and
CN212831342U (en) Blanking device
CN113998476A (en) Logistics stacking equipment and stacking method thereof
CN215827694U (en) Variable-pitch transfer module and material receiving equipment
CN215248048U (en) Material box recovery device
CN213691982U (en) Chip assembly feeding and discharging machine
CN210884402U (en) High-speed automatic feed divider
CN112849507A (en) Automatic PCB strapping machine
CN110040510B (en) Lamination machine
CN217866511U (en) Carrier pan feeding recovery system
CN216272123U (en) Full-automatic grid inserting machine
CN215044058U (en) Automatic boxing device of socket face lid based on injection molding machine
CN216004367U (en) Clamping fixture
CN214140553U (en) Box-packed salt stacking device
CN214114068U (en) Single-power dislocation cutting device
CN205571214U (en) Unloader in stamping equipment's automation
CN210907777U (en) Automatic feeding device for steel plates
CN216027621U (en) Hydraulic machine with high precision machining service efficiency
CN111872729A (en) Automatic unloading mechanism of going up of material
CN216271905U (en) Automatic feeding device for plastic uptake box
CN218507479U (en) Blanking and stacking device
CN217577281U (en) Automatic feeding device capable of continuously feeding double stations
CN218778153U (en) Battery conveying device and battery short circuit detection equipment
CN220055475U (en) Automatic soft board feeding machine

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant