CN116706205A - Battery cover plate assembly production line - Google Patents

Battery cover plate assembly production line Download PDF

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Publication number
CN116706205A
CN116706205A CN202310981695.5A CN202310981695A CN116706205A CN 116706205 A CN116706205 A CN 116706205A CN 202310981695 A CN202310981695 A CN 202310981695A CN 116706205 A CN116706205 A CN 116706205A
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CN
China
Prior art keywords
conveying
rivet
feeding
assembly
substrate
Prior art date
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Granted
Application number
CN202310981695.5A
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Chinese (zh)
Other versions
CN116706205B (en
Inventor
黄丛林
甘春毅
薛兵安
袁天明
王坤
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Shenzhen Huayuanda Technology Co ltd
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Shenzhen Huayuanda Technology Co ltd
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Priority to CN202310981695.5A priority Critical patent/CN116706205B/en
Publication of CN116706205A publication Critical patent/CN116706205A/en
Application granted granted Critical
Publication of CN116706205B publication Critical patent/CN116706205B/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/04Construction or manufacture in general
    • H01M10/0404Machines for assembling batteries
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/052Li-accumulators
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/058Construction or manufacture
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10Primary casings; Jackets or wrappings
    • H01M50/147Lids or covers
    • H01M50/148Lids or covers characterised by their shape
    • H01M50/15Lids or covers characterised by their shape for prismatic or rectangular cells
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The invention discloses a battery cover plate assembly production line, which is applied to the technical field of new energy batteries and comprises the following steps: the conveying equipment comprises a conveying frame and a conveying jig which is connected with the conveying frame in a sliding manner; and rivet feeding equipment, sealing ring assembling equipment, component feeding equipment and pressing equipment which are sequentially connected with the conveying equipment. According to the invention, the component feeding equipment, the rivet feeding equipment, the sealing ring assembling equipment and the pressing equipment are sequentially arranged on one side of the circumferential direction of the conveying equipment, and each workpiece is correspondingly put into each equipment and started, so that each workpiece can be placed on the conveying jig through the feeding device of the workpiece after the workpiece is preassembled on the equipment, and finally the battery cover plate is obtained through riveting and pressing by the pressing equipment, the space occupied by the whole production line is small, a large number of technicians are not required to cooperatively operate, the labor cost is also small, the working procedure is simple, and the production efficiency of the battery cover plate is greatly improved.

Description

Battery cover plate assembly production line
Technical Field
The invention relates to the technical field of new energy batteries, in particular to a battery cover plate assembly production line.
Background
With the popularization of intelligent technology and the continuous growth of the semiconductor market, new energy sources increasingly exhibit their importance in life. Lithium batteries have been widely used in the field of power batteries for new energy automobiles in recent years because of their light weight, high energy density, environmental protection, and the like. In the production and processing process of the lithium battery, workpieces such as rivets, sealing rings, stop frames, base plates, insulating sheets, electrode columns and the like of the battery are required to be assembled in sequence.
In the prior art, in the battery cover plate assembly process in the production process of the new energy battery, the parts are required to be generated and installed one by one on a plurality of devices and then conveyed to an assembly station for assembly, the assembly mode on the existing assembly station is mainly long linear assembly line type processing, the occupied space of the whole production line is large, and a large number of technicians are required to complete feeding and/or discharging steps on a plurality of devices through manual carrying, so that the labor cost is also large, the working procedure is complex, and the production efficiency is low.
Disclosure of Invention
The invention mainly aims to provide a battery cover plate assembly production line, which solves the problems of large occupied space and low production efficiency of the existing new energy battery cover plate production line.
In order to achieve the above purpose, the invention provides a battery cover plate assembly production line, which comprises a conveying device, a rivet feeding device, a sealing ring assembly device, a component feeding device and a pressing device;
the conveying equipment comprises a conveying frame and an annular conveying device arranged on the conveying frame, and conveying jigs for carrying workpieces are conveyed on the annular conveying device;
the rivet feeding device comprises a rivet feeding device and a rivet taking device, the rivet taking device is positioned between the rivet feeding device and the conveying frame, and the rivet taking device grabs rivets from the rivet feeding device and feeds the rivets to the conveying jig; the sealing ring assembling device comprises a sealing ring feeding device and a sealing ring taking device, wherein the sealing ring taking device is positioned between the sealing ring feeding device and the conveying frame, and the sealing ring taking device grabs a sealing ring from the sealing ring feeding device and places the sealing ring on a rivet on the conveying jig; the component feeding equipment is used for feeding components onto rivets on the conveying jig; the pressing equipment is used for pressing all the assembly parts on the conveying jig to assemble the battery cover plate.
In some embodiments, the annular conveying device comprises an annular track, a driving mechanism and a plurality of sliding seats arranged on the annular track in a sliding manner, wherein the conveying jig is installed on the sliding seats;
the driving mechanism comprises a driving assembly, a plurality of driving wheels and an annular driving belt sleeved on the driving wheels, at least one of the driving wheels is a driving wheel and connected with the driving assembly, and the annular driving belt is positioned on the inner side or the outer side of the annular track and connected with the sliding seats.
In some embodiments, the rivet feeding device comprises a rivet magazine disposed on a side remote from the endless conveyor, and a stage disposed on a side proximate to the endless conveyor;
the rivet material taking device comprises a rivet feeding manipulator which moves back and forth between the annular conveying device and the objective table.
In some embodiments, the rivet magazine comprises a vibrating magazine and a vibrating belt, the vibrating magazine is disposed on a side away from the endless conveyor, one end of the vibrating belt is connected with the vibrating magazine, and the other end of the vibrating belt is connected with the stage.
In some embodiments, the component feeding device includes a substrate feeding device and a stop frame feeding device, where the substrate feeding device and the stop frame feeding device are respectively provided with a plurality of components, and the plurality of component feeding devices and the plurality of stop frame feeding devices are arranged at intervals along a conveying direction of the conveying jig.
In some embodiments, the substrate feeding device comprises a substrate bin, a substrate jacking assembly and a substrate taking assembly, wherein the substrate bin is arranged at one end far away from the annular conveying device, one end of the substrate jacking assembly penetrates through the substrate bin, the substrate jacking assembly moves in a lifting manner relative to the substrate bin, one end of the substrate taking assembly and the substrate jacking assembly are vertically arranged correspondingly, and the other end of the substrate taking assembly is close to the annular conveying device.
In some embodiments, the substrate take out assembly further comprises a gripper movement mechanism that reciprocates between the substrate lift assembly and the endless conveyor.
In some embodiments, the stop frame feeding device comprises a stop frame feeding assembly and a stop frame grabbing assembly, wherein the stop frame feeding assembly is arranged at one end far away from the annular conveying device, the stop frame grabbing assembly is arranged above the stop frame feeding assembly, and the stop frame grabbing assembly moves back and forth between the stop frame feeding assembly and the annular conveying device.
In some embodiments, the conveying jig further comprises a jig main body and a workpiece lifting mechanism, the jig main body is arranged on the sliding seat, positioning holes for positioning the battery cover plate are formed in two ends of the top surface of the jig main body in the width direction relatively, the workpiece lifting mechanism further comprises lifting pieces and elastic driving pieces, the lifting pieces are arranged in the positioning holes in a sliding mode, and the elastic driving pieces are connected with the lifting pieces and used for driving the lifting pieces to sink in the positioning holes so as to form positioning grooves in the positioning holes in a surrounding mode with the positioning holes.
In some embodiments, the lamination device further comprises:
the jacking mechanism comprises a bottom plate, a first sliding piece and a second sliding piece, wherein the first sliding piece is arranged on the surface of the bottom plate, the first sliding piece can reciprocate along the surface of the bottom plate, the second sliding piece is arranged above the first sliding piece and is in sliding connection with the first sliding piece, and under the action of the first sliding piece, the second sliding piece can reciprocate relative to the surface of the bottom plate in the vertical direction and is used for jacking a workpiece to be processed, which is positioned in the jig;
the positioning mechanism comprises a main body and a first positioning part, wherein the main body is arranged on the surface of the bottom plate, the first positioning part is arranged at one end of the main body far away from the bottom plate, and the first positioning part can move towards one end far away from or near the bottom plate and is used for generating downward pressure on a workpiece in the jig and positioning the workpiece;
the pushing mechanism is arranged above the jacking mechanism and comprises a first template and a riveting part, the riveting part protrudes from the surface of the first template, one surface of the first template provided with the riveting part faces the jacking mechanism, and the first template can drive the riveting part to conduct lifting motion.
According to the invention, the rivet feeding equipment, the sealing ring assembling equipment, the component feeding equipment and the pressing equipment are sequentially arranged on one side of the conveying equipment in the circumferential direction, and each workpiece is correspondingly put into the component feeding equipment, the rivet feeding equipment and the sealing ring assembling equipment by a technician and started, so that preassembly can be completed on the equipment, the preassembled workpiece is placed on the conveying jig which is in sliding connection with the conveying frame through the feeding device of the equipment after preassembly, finally, the pressing equipment is used for riveting and pressing, and finally, the battery cover plate is obtained.
Drawings
Fig. 1 is a schematic structural view of a battery cover plate according to an embodiment of the invention;
FIG. 2 is a schematic diagram of a battery cover assembly line according to an embodiment of the invention;
FIG. 3 is a schematic view of a structure of a conveying frame according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a substrate loading apparatus according to an embodiment of the present invention;
FIG. 5 is a schematic view of a substrate magazine according to an embodiment of the present invention;
FIG. 6 is a schematic structural view of a feeding device for a stopper rack according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a rivet feeding manipulator according to an embodiment of the present invention;
FIG. 8 is a schematic view of a rivet loading apparatus according to an embodiment of the present invention;
FIG. 9 is a schematic structural view of a seal ring assembling apparatus according to an embodiment of the present invention;
FIG. 10 is a schematic diagram of a pressing apparatus according to an embodiment of the present invention;
FIG. 11 is an exploded view of a bonding apparatus according to an embodiment of the present invention;
FIG. 12 is a schematic view of a fixture body according to an embodiment of the present invention;
FIG. 13 is a schematic view of a workpiece lifting mechanism according to an embodiment of the invention;
FIG. 14 is a schematic diagram of a transfer tool according to an embodiment of the invention;
reference numerals illustrate:
the achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present invention will be made more clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
It will also be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
As shown in fig. 1, the product produced by the invention is a battery cover plate 100, the battery cover plate 100 comprises a rivet 130, a sealing ring 140, a stop frame 120, a base plate 110, an insulating sheet 150 and an electrode column 160 which are assembled in sequence, in detail, the rivet 130 comprises a rivet cap and a rivet head, the rivet cap and the rivet head are arranged in an inverted-T structure, when the battery cover plate 100 is assembled, the rivet cap is firstly required to be embedded into a positioning groove arranged on a jig main body 1310 of an assembly jig in a tray device, then the sealing ring 140, the stop frame 120, the base plate 110, the insulating sheet 150, the electrode column 160 and other components are sequentially inserted into the rivet head, and the other components enter a pressing device 5000 for riveting and fixing after the assembly is completed, so that the battery cover plate 100 is finally obtained.
Based on the above battery cover plate 100, the invention provides a battery cover plate 100 assembling production line, which comprises a conveying device 1000, a rivet feeding device 2000, a sealing ring assembling device 3000, a component feeding device 4000 and a pressing device 5000;
the transfer apparatus 1000 includes a transfer frame 1100 and an endless transfer device 1200 provided on the transfer frame 1100, and a transfer jig 1300 for carrying a workpiece is transferred to the endless transfer device 1200;
rivet feeding device 2000, seal ring assembling device 3000, component feeding device 4000 and pressing device 5000 are located on the periphery of conveying frame 1100 and are sequentially arranged along the conveying direction of conveying jig 1300, rivet feeding device 2000 comprises rivet feeding device 2200 and rivet taking device 2100, rivet taking device 2100 is located between rivet feeding device 2200 and conveying frame 1100, rivet 130 is grabbed from rivet feeding device 2200 by rivet taking device 2100 and is fed to conveying jig 1300; the seal ring assembling device 3000 comprises a seal ring 140 feeding device 3100 and a seal ring taking device 3200, wherein the seal ring taking device 3200 is positioned between the seal ring 140 feeding device 3100 and the conveying frame 1100, and the seal ring taking device 3200 grabs the seal ring 140 from the seal ring 140 feeding device 3100 and places the seal ring 140 on the rivet 130 on the conveying jig 1300; the component feeding device 4000 is used for feeding the components onto the rivets 130 on the conveying jig 1300; the lamination device 5000 is used for laminating the assembly components on the conveying jig 1300 to assemble the battery cover plate 100.
As shown in fig. 2, the conveying jig 1300 moves on the annular conveying device 1200 in a clockwise direction, and the conveying jig 1300 is used for placing and fixing each workpiece of the battery cover plate 100 and driving the annular conveying device 1200 to align stations corresponding to each device of the conveying jig 1300, so that each device can be positioned; rivet loading equipment 2000, seal ring assembling equipment 3000, component loading equipment 4000 and pressing equipment 5000 are sequentially connected with the conveying frame 1100 in a clockwise direction. After the larger plate-shaped workpieces (such as the base plate 110 of the battery, the stop frame 120 and the like) are aligned and arranged by a technician through the inside of the component feeding device 4000, the larger plate-shaped workpieces are transferred to a station corresponding to the component feeding device 4000 on the conveying frame 1100, the conveying jig 1300 stops moving when moving to the corresponding station, the workpiece is continuously moved to the station corresponding to the next component feeding device 4000 after the component feeding device 4000 conveys the workpiece to the conveying jig 1300, until the workpiece is finally moved to the station corresponding to the pressing device 5000, and the workpiece on the conveying jig 1300 is riveted through the pressing device 5000 and then discharged. The station where the material is discharged is located at any position between the pressing device 5000 and the seal ring assembling device 3000 on the conveying frame 1100.
In detail, the present invention further includes an insulating sheet feeding device 4300 and an electrode column feeding device 4400, and the insulating sheet feeding device 4300 and the electrode column feeding device 4400 are sequentially arranged at one side in the circumferential direction of the transfer frame 1100 after the component feeding apparatus 4000 and before the bonding apparatus 5000.
According to the invention, the rivet feeding device 2000, the seal ring assembling device 3000, the component feeding device 4000 and the pressing device 5000 are sequentially arranged on one side of the conveying device 1000 in the circumferential direction, and each workpiece is correspondingly put into the component feeding device 4000, the rivet feeding device 2000 and the seal ring assembling device 3000 by a technician and started, so that the preassembly of each workpiece can be completed on the devices, the preassembled workpiece is placed on the conveying jig 1300 which is in sliding connection with the conveying frame 1100 through the feeding device of the devices after the preassembly of each workpiece, and finally the pressing device 5000 is used for riveting and pressing, so that the battery cover plate 100 is finally obtained, the occupied space of the whole production line is small, a large number of technicians are not required to cooperatively operate, the labor cost is small, the working procedure is simple, and the production efficiency of the battery cover plate 100 is greatly improved.
In another embodiment, the conveying jig 1300 moves on the conveying frame 1100 in a counterclockwise direction, and the rivet feeding device 2000, the seal ring assembling device 3000, the component feeding device 4000, and the pressing device 5000 are sequentially aligned with the conveying frame 1100 in the counterclockwise direction.
In some embodiments, the endless conveyor 1200 includes an endless track 1210, a drive mechanism 1220, and a plurality of slide holders 1230 slidably disposed on the endless track 1210, the slide holders 1230 having the conveyor jig 1300 mounted thereon;
the driving mechanism 1220 includes a driving assembly, a plurality of driving wheels 1221, and an endless driving belt 1222 sleeved on the plurality of driving wheels 1221, at least one of the plurality of driving wheels 1221 is a driving wheel and is connected to the driving assembly, and the endless driving belt 1222 is located inside or outside the endless track 1210 and is connected to the plurality of sliding seats 1230.
As shown in fig. 2-3, the endless driving belt 1222 is located inside the endless track 1210, it is understood that the endless track 1210 in this embodiment is approximately elliptical in shape, and thus the plurality of driving wheels 1221 are respectively disposed on the endless driving belt 1222 near the positions where the two focuses are located. The annular driving belt 1222 is slidably connected to one end of the sliding seat 1230, so that the sliding seat 1230 moves along the annular track 1210 under the driving of the annular driving belt 1222, and guiding wheels are further disposed at the corners of the annular driving belt 1222, so that the annular driving belt 1222 can bend and drive the sliding piece to drive the sliding seat 1230 to move along an arc. The drive assembly can be a drive device such as a cylinder, motor, or the like.
In some embodiments, rivet feed device 2200 includes a rivet magazine 2210 and a stage 2220, rivet magazine 2210 disposed on a side remote from transport frame 1100, stage 2220 disposed on a side proximate to transport frame 1100;
the rivet extracting device 2100 includes a rivet loading robot 2110, and the rivet loading robot 2110 reciprocates between the carrier 1100 and the stage 2220.
As shown in fig. 7, the rivet feeding manipulator 2110 includes a fixing frame 2111 and a vacuum suction pipe 2112 disposed inside the fixing frame 2111, the rivet feeding manipulator 2110 is disposed through the vacuum suction pipe 2112 at the bottom of the fixing frame 2111, and after the rivet 130 is sucked up by vacuum suction formed by vacuum suction of the vacuum suction pipe 2112, the rivet 130 is transferred into a jig main body 1310 placed on the stage 2220 by the fixing frame 2111 connected with the triaxial module.
In detail, as shown in fig. 8, a rivet feed device 2200 is provided with a rivet bin 2210 at an end far from the transfer rack 1100, a stage 2220 is provided at an end near the transfer rack 1100, after the rivet 130 is moved onto the stage 2220 from the rivet bin 2210, the rivet feed robot 2110 grips the rivet 130 and moves the rivet 130 onto the jig main body 1310, it is understood that a plurality of mounting positions of the rivet 130 are provided on the jig main body 1310, and therefore, one rivet extracting device 2100 is required to mount the rivet 130 at a plurality of mounting positions on one jig, and the method can save production cost; or, the rivet 130 is installed at a specific installation position on the plurality of jigs by the plurality of rivet extracting devices 2100, which can improve the production efficiency, in this embodiment, the rivet 130 is installed at a specific installation position on the plurality of jigs by the plurality of rivet extracting devices 2100, the jig main body 1310 for loading the rivet 130 can be placed on the top surface of the stage 2220, when the rivet 130 needs to be placed on the jig main body 1310, the rivet 130 is manually carried or transferred onto the stage 2220 by an operator, and then the rivet 130 is automatically grabbed above the assembly jig and released onto the jig main body 1310 by the rivet feeding manipulator 2110.
In detail, it can be appreciated that in this embodiment, the rivet feeding device 2200 can further include a control assembly and a sensor assembly, the rivet feeding manipulator 2110 is connected with the control assembly and the sensor assembly, the sensor assembly is used for observing whether the rivets 130 are stacked, if stacking occurs, a stacking signal is sent to the control assembly, the control assembly reduces the discharging rate of the vibration disc, and improves the working rate of the rivet feeding manipulator 2110, so as to avoid overflowing materials caused by stacking of too many rivets 130 on the vibration band.
In more detail, the embodiment can be provided with a deviation rectifying component, and the rivet is limited by the deviation rectifying component, so that the rivet 130 is prevented from being deviated in the transferring process, and the bad workpiece or the product yield is reduced.
In some embodiments, the rivet magazine 2210 includes a vibration magazine 2211 and a vibration belt 2212, the vibration magazine 2211 is disposed at a side remote from the transfer frame 1100, one end of the vibration belt 2212 is connected to the vibration magazine 2211, and the other end of the vibration belt 2212 is connected to the stage 2220.
Wherein, as shown in fig. 8, the vibration belt 2212 is used for connecting the vibration bin 2211 and the objective table 2220, in this embodiment, the vibration bin 2211 is a vibration plate, that is, the material is transported outwards through vibration in the circular bin, when the material is in the vibration plate, a certain displacement occurs due to the up-down vibration of the vibration plate, so that the rivet 130 vibrates upwards from the bottom of the bin onto the vibration belt 2212, the vibration belt 2212 can also be arranged in an angle, and inclines to one side of the annular track 1210 and vibrates itself as well, so that the rivet 130 can be transferred into the jig main body 1310 placed on the objective table 2220 through the vibration belt 2212.
In detail, as shown in fig. 9, the seal ring assembling apparatus 3000 is similar to the rivet loading apparatus 2000 in structure, and the seal ring assembling apparatus 3000 and the rivet loading apparatus 2000 can be replaced by replacing the structure and/or the vibration size of the vibration belt 2212, the drop between the vibration belt 2212 and the stage 2220, and the specific structure of the loading robot 2110.
In some embodiments, the component feeding apparatus 4000 includes a substrate feeding apparatus 4100 and a stopper rack feeding apparatus 4200, and the substrate feeding apparatus 4100 and the stopper rack feeding apparatus 4200 are respectively provided with a plurality of substrate feeding apparatuses 4100 and stopper rack feeding apparatuses 4200 that are disposed at intervals along the conveying direction of the conveying jig 1300.
As shown in fig. 2-6, the component feeding device 4000 can align and transfer required plate-shaped components in the battery cover plate 100 onto the annular track 1210, the component feeding device 4000 is provided with a storage device for preventing workpieces and a feeding device for moving the workpieces, the components such as the stop rack 120 and the substrate 110 can be used for feeding the substrate 110 or the stop rack 120 by replacing different storage devices and different feeding devices, in this embodiment, the workpieces such as the substrate 110 and the stop rack 120 can be fixedly positioned by positioning posts arranged vertically upwards in the component feeding device 4000 through positioning holes arranged at two ends, and then the positioned workpieces can be transferred by a manipulator or other grabbing devices, and a plurality of identical workpieces can be stacked on the positioning posts.
In some embodiments, the substrate feeding apparatus 4100 includes a substrate storage bin 4110, a substrate lifting assembly 4120 and a substrate taking assembly 4130, wherein the substrate storage bin 4110 is disposed at one end far away from the conveying frame 1100, one end of the substrate lifting assembly 4120 is disposed through the substrate storage bin 4110, the substrate lifting assembly 4120 moves up and down relative to the substrate storage bin 4110, one end of the substrate taking assembly 4130 is disposed vertically corresponding to the substrate lifting assembly 4120, and the other end of the substrate taking assembly 4130 is disposed on the conveying frame 1100.
As shown in fig. 2-5, the substrate taking assembly 4130 further includes a substrate positioning assembly (not shown) disposed between the substrate lifting assembly 4120 and the substrate taking assembly 4130.
In this embodiment, the substrate positioning assembly may be fixed by a vertical positioning plate (not shown). The positioning method of the substrate positioning assembly for the substrate 110 is as follows: the substrates 110 stacked thereunder gradually move toward the endless track 1210 under the movement of the substrate take-out assembly 4130. It will be appreciated that the substrate 110 is grasped from within the substrate positioning assembly by the grasping movement mechanism. In some embodiments, the groove wall of the substrate positioning assembly near the bottom of the positioning plate is of an inclined design, and the groove opening diameter of the positioning groove is larger as the groove wall is near the bottom of the positioning plate, and the bottom of the positioning groove is designed to be an inclined groove opening.
In detail, the substrate lifting assembly 4120 is disposed through the substrate positioning assembly to lift the substrate to the position of the substrate taking assembly 4130, and then transfers the substrate 110 onto the annular track 1210 through the substrate taking assembly 4130.
In some embodiments, the substrate take out assembly 4130 further includes a gripper movement mechanism 4131, the gripper movement mechanism 4131 reciprocating between the substrate lift assembly 4120 and the transfer frame 1100.
As shown in fig. 2-3, the grabbing moving mechanism 4131 grabs the substrate 110 in the positioning slot, moves upward a predetermined distance, and further moves the grabbing moving mechanism 4131 upward, at this time, under the limiting action of the latch provided in the grabbing moving mechanism 4131, the plurality of attached substrates 110 can be separated and transferred onto the annular track 1210, and the grabbing moving mechanism 4131 reciprocates between the substrate lifting assembly 4120 and the annular track 1210.
In some embodiments, the stop-rack feeding apparatus 4200 includes a stop-rack feeding assembly 4210 and a stop-rack grasping assembly 4220, the stop-rack feeding assembly 4210 is disposed at an end remote from the transfer rack 1100, the stop-rack grasping assembly 4220 is disposed above the stop-rack feeding assembly 4210, and the stop-rack grasping assembly 4220 reciprocates between the stop-rack feeding assembly 4210 and the transfer rack 1100.
As shown in fig. 6, the stop rack feeding assembly 4210 includes a feeding tray (not shown) and a rack (not shown) disposed on the feeding tray, and the feeding tray rotates around the axial direction of the stop rack feeding assembly 4210, and further, in the rotation process of the feeding tray, the rack disposed on the riding can be driven to rotate. In one embodiment, the number of racks is four, the four racks are uniformly distributed around the center of the tray and along the circumferential direction thereof, and the stop rack feeding apparatus 4200 further includes a stop rack positioning assembly (not shown), above which the stop rack gripping assembly 4220 is disposed for gripping the stop racks 120 positioned by the stop rack positioning assembly and transferring the stop racks 120 onto the circular rail 1210 for assembly feeding. It can be appreciated that in this embodiment, the stop frames 120 are stacked on the guide posts (not shown) in a stacked manner, and when stacking, each stop frame 120 is sleeved on the corresponding guide post through the assembly holes at two ends, so that the guide posts not only play a role in stabilizing the stacked stop frames 120, but also can guide the movement of the stop frames 120 during the upward pushing process of the stop frames 120, and finally enter the positioning assembly for positioning, and then the stop frames 120 after positioning are transferred by the stop frame grabbing assembly 4220.
In some embodiments, the conveying jig 1300 further includes a jig main body 1310 and a workpiece lifting mechanism 1320, the jig main body 1310 is disposed on the sliding seat 1230, positioning holes for positioning the battery cover plate 100 are relatively disposed at two ends of the top surface of the jig main body 1310 in the width direction, the workpiece lifting mechanism 1320 further includes a lifting member 1321 and an elastic driving member 1322, the lifting member 1321 is slidably disposed in the positioning holes, and the elastic driving member 1322 is connected to the lifting member 1321 and is used for driving the lifting member 1321 to sink in the positioning holes so as to form positioning slots in the positioning holes and the positioning holes.
As shown in fig. 12-14, a top block (not shown) is disposed at the bottom of the workpiece lifting mechanism 1320, a lifting hole (not shown) through which the lifting member 1321 passes for lifting is disposed in the jig main body, a step surface is formed between the bottom of the jig main body 1310 and the top block, the elastic driving member 1322 is disposed in the step surface, one end of the elastic driving member 1322 is a spring, the other end of the elastic driving member is in abutment with the top block, when the top block receives an upward force, the top block pushes the lifting member 1321 to move upward relative to the jig main body 1310 through the lifting hole, so that the lifting member 1321 rises in the positioning hole, and when the top block does not receive an upward force, the elastic driving member 1321 releases elastic potential energy accumulated by the elastic driving member 1321 to move downward relative to the jig main body 1310, and the lifting member 1321 sinks in the positioning hole.
In detail, as shown in fig. 13, in this embodiment, a positioning hole and a sliding lifting member 1321 disposed in the positioning hole are combined to form a positioning slot, wherein the lifting member 1321 is driven by an elastic driving member 1322 to descend downwards, and at this time, the depth of the positioning slot formed by the lifting member 1321 and the positioning hole may be in a deeper state, so as to facilitate positioning of the battery cover plate 100 (especially positioning of the rivet 130); in the riveting assembly, the elastic driving member 1322 can be overcome by an external force to lift the lifting member 1321, so as to drive the excessively sinking component (especially the rivet 130) to eliminate the position error with other components, thereby ensuring the accuracy of the components after riveting. Simple and convenient, and strong practicability.
In some embodiments, the elastic driving member 1322 is a compression spring, and the compression spring is sleeved on the lifting member 1321, and one end of the compression spring is abutted against the bottom of the jig main body 1310, and the other end of the compression spring is abutted against the top block. And the lifting piece 1321 is driven to sink in the positioning hole by utilizing elastic potential energy of the compression spring all the time. It is understood that the elastic driving member 1322 in this embodiment is a spring, and can be any elastic member capable of meeting the mechanical requirement after other embodiments.
In some embodiments, the lamination device 5000 further comprises:
the jacking mechanism 5100 comprises a bottom plate 5110, a first sliding member 5120 and a second sliding member 5130, wherein the first sliding member 5120 is arranged on the surface of the bottom plate 5110, the first sliding member 5120 can reciprocate along the surface of the bottom plate 5110, the second sliding member 5130 is arranged above the first sliding member 5120 and is in sliding connection with the first sliding member 5120, and under the action of the first sliding member 5120, the second sliding member 5130 can reciprocate relative to the surface of the bottom plate 5110 in the vertical direction and is used for jacking a workpiece to be processed in the jig;
the positioning mechanism 5200 comprises a main body and a first positioning part 5210, wherein the main body is arranged on the surface of the bottom plate 5110, the first positioning part 5210 is arranged at one end of the main body far away from the bottom plate 5110, and the first positioning part 5210 can move towards one end far away from or close to the bottom plate 5110 and is used for generating downward pressure on a workpiece in a jig and positioning the workpiece;
the pushing mechanism 5300 is disposed above the lifting mechanism 5100, and includes a first template 5310 and a riveting portion 5320, the riveting portion 5320 protrudes from the surface of the first template 5310, one surface of the first template 5310 provided with the riveting portion 5320 faces the lifting mechanism 5100, and the first template 5310 can drive the riveting portion 5320 to perform lifting motion.
The lamination device 5000 further includes a positioning mechanism 5200, the positioning mechanism 5200 includes a first positioning portion 5210 and a second positioning portion, the first positioning portion 5210 is connected with the jacking mechanism 5100, the second positioning portion is disposed at a top end of the first positioning portion 5210, and the second positioning portion moves relative to the jacking mechanism 5100.
As shown in fig. 10-11, the positioning mechanism 5200 is disposed between the lifting mechanism 5100 and the pushing mechanism 5300, the positioning mechanism 5200 includes a main body and a first positioning portion 5210, the main body is disposed on the surface of the bottom plate 5110, the first positioning portion 5210 is disposed at one end of the main body away from the bottom plate 5110, and the first positioning portion 5210 can move toward one end away from or close to the bottom plate 5110 to position a workpiece in the fixture; when the jig carrying the battery cover plate 100 enters between the jacking mechanism 5100 and the pushing mechanism 5300, the first positioning portion 5210 needs to move towards an end far away from the bottom plate 5110 to avoid the jig carrying the battery cover plate 100, and the first positioning portion 5210 needs to extend between the jacking mechanism 5100 and the pushing mechanism 5300 to position the electrode column 160 of the battery cover plate 100.
In the operation process of the lamination device 5000 of the embodiment, the component feeding device 4000 located at the upstream end of the conveying frame 1100 sequentially places the components of the battery cover plate 100 on the jig main body 1310, and under the action of the conveying frame 1100, the jig main body 1310 with the battery cover plate 100 placed thereon is conveyed into the lamination device 5000 to perform riveting operation; when the jig main body 1310 with the battery cover plate 100 placed thereon enters the pressing device 5000, the photoelectric sensor feeds back the entering signal to the external control device, and the external control device controls the first positioning portion 5210 to move towards one end far away from or near to the bottom plate 5110 according to the signal, so that the jig smoothly enters a processing area (i.e., between the jacking mechanism 5100 and the pushing mechanism 5300), at this time, the jacking mechanism 5100 jacks the battery cover plate 100 in the jig main body 1310 to a preset position, and fixes the jig main body 1310 at a preset processing position, and at the same time, prevents the jig from being displaced (the position is adjusted according to the type of the battery cover plate 100 and is not specifically limited herein); the pushing mechanism 5300 is pushed down to the electrode column 160 of the battery cover 100, and cooperates with the jacking mechanism 5100 to apply a pressing force to each component of the battery cover 100, and simultaneously position the electrode column 160 on the surface, then the pushing mechanism 5300 begins to descend, and finally, pressure is applied by the hydraulic mechanism to tightly rivet each component of the battery cover 100 into a whole.
A first positioning portion 5210 disposed at an end of the main body opposite to the bottom plate 5110; the first positioning portion 5210, which may be a slide table engaged with the cylinder, serves as a driving source. Of course, in other embodiments, the sliding table may be matched with the motor, which is not limited in particular herein.
The lifting mechanism 5100 is mainly used as a mechanism for lifting up a workpiece to be processed (i.e., the battery cover plate 100), and drives the second slider 5130 to reciprocate in a vertical direction relative to the surface of the bottom plate 5110 by the action of the lateral movement of the first slider 5120 (i.e., interaction along the surface of the bottom plate 5110), that is, converts the lateral power into the power in the vertical direction, so that the second slider 5130 can lift up the rivet 130 (note that the second slider 5130 in this embodiment applies a lifting force to the bottom of the rivet 130 instead of applying a lifting force to the whole battery cover plate 100).
The pushing mechanism 5300 is arranged above the jacking mechanism 5100, and comprises a first template 5310 and a riveting part 5320, the riveting part 5320 protrudes from the surface of the first template 5310, one surface of the first template 5310 provided with the riveting part 5320 is opposite to the jacking mechanism 5100, and the first template 5310 moves reciprocally relatively perpendicular to the surface of the bottom plate 5110; the pressing mechanism 5300, which is a mechanism for applying a pressing force to the battery cover 100 in cooperation with the jacking mechanism 5100, applies a pressing force to other members, namely, each component of the battery cover 100 is pressed in the jig, in addition to the rivet portion 5320 being in contact with the rivet 130, by the first die plate 5310, so that gaps between each component are reduced.
Note that, in this embodiment, the lifting mechanism 5100 may be separately provided on the surface of the bottom plate 5110, and in other embodiments, two lifting mechanisms 5100 may be provided to ensure the lifting stability of the lifting mechanism, which is not particularly limited herein.
The positioning mechanism 5200 is arranged between the jacking mechanism 5100 and the pushing mechanism 5300, the positioning mechanism 5200 comprises a main body and a first positioning portion 5210, the main body is arranged on the surface of the bottom plate 5110, the first positioning portion 5210 is arranged at one end of the main body far away from the bottom plate 5110, and the first positioning portion 5210 can move towards one end far away from or close to the bottom plate 5110 so as to position a workpiece in the jig main body 1310; when the jig carrying the battery cover 100 enters between the jacking mechanism 5100 and the pushing mechanism 5300, the first positioning portion 5210 needs to move toward an end far from the bottom plate 5110 to avoid the entering, and the first positioning portion 5210 needs to extend between the jacking mechanism 5100 and the pushing mechanism 5300 to position the electrode column 160 of the battery cover 100.
Those skilled in the art may combine and combine the features of the different embodiments or examples described in this specification and of the different embodiments or examples without contradiction.
The above description of the preferred embodiments of the present invention should not be taken as limiting the scope of the invention, but rather should be understood to cover all modifications, variations and adaptations of the present invention using its general principles and the disclosure of the drawings, or the direct/indirect application of the present invention to other relevant arts and technology.

Claims (10)

1. The battery cover plate assembly production line is characterized by comprising conveying equipment, rivet feeding equipment, sealing ring assembly equipment, component feeding equipment and pressing equipment;
the conveying equipment comprises a conveying frame and an annular conveying device arranged on the conveying frame, and conveying jigs for carrying workpieces are conveyed on the annular conveying device;
the rivet feeding device comprises a rivet feeding device and a rivet taking device, the rivet taking device is positioned between the rivet feeding device and the conveying frame, and the rivet taking device grabs rivets from the rivet feeding device and feeds the rivets to the conveying jig; the sealing ring assembling device comprises a sealing ring feeding device and a sealing ring taking device, wherein the sealing ring taking device is positioned between the sealing ring feeding device and the conveying frame, and the sealing ring taking device grabs a sealing ring from the sealing ring feeding device and places the sealing ring on a rivet on the conveying jig; the component feeding equipment is used for feeding components onto rivets on the conveying jig; the pressing equipment is used for pressing all the assembly parts on the conveying jig to assemble the battery cover plate.
2. The battery cover plate assembly line according to claim 1, wherein the annular conveying device comprises an annular track, a driving mechanism and a plurality of sliding seats which are arranged on the annular track in a sliding manner, and the conveying jig is arranged on the sliding seats;
the driving mechanism comprises a driving assembly, a plurality of driving wheels and an annular driving belt sleeved on the driving wheels, at least one of the driving wheels is a driving wheel and connected with the driving assembly, and the annular driving belt is positioned on the inner side or the outer side of the annular track and connected with the sliding seats.
3. The battery cover plate assembly line of claim 1, wherein the rivet feeding device comprises a rivet magazine and a stage, the rivet magazine is disposed on a side away from the endless conveyor, and the stage is disposed on a side close to the endless conveyor;
the rivet material taking device comprises a rivet feeding manipulator which moves back and forth between the annular conveying device and the objective table.
4. The battery cover plate assembly line of claim 3, wherein the rivet stock bin comprises a vibration stock bin and a vibration belt, the vibration stock bin is arranged on one side far away from the annular conveying device, one end of the vibration belt is connected with the vibration stock bin, and the other end of the vibration belt is connected with the objective table.
5. The battery cover plate assembly production line of claim 1, wherein the component feeding equipment comprises a substrate feeding equipment and a stop frame feeding equipment, wherein the substrate feeding equipment and the stop frame feeding equipment are respectively provided with a plurality of components, and the plurality of substrate feeding equipment and the plurality of stop frame feeding equipment are arranged at intervals along the conveying direction of the conveying jig.
6. The battery cover plate assembly production line of claim 5, wherein the substrate feeding device comprises a substrate bin, a substrate jacking component and a substrate taking component, the substrate bin is arranged at one end far away from the annular conveying device, one end of the substrate jacking component penetrates through the substrate bin, the substrate jacking component moves up and down relative to the substrate bin, one end of the substrate taking component is vertically arranged corresponding to the substrate jacking component, and the other end of the substrate taking component is close to the annular conveying device.
7. The battery cover plate assembly line of claim 6, wherein the substrate take-out assembly further comprises a gripper movement mechanism that reciprocates between the substrate lift assembly and the annular conveyor.
8. The battery cover plate assembly line of claim 5, wherein the stop frame loading device comprises a stop frame feeding assembly and a stop frame grabbing assembly, the stop frame feeding assembly is arranged at one end far away from the annular conveying device, the stop frame grabbing assembly is arranged above the stop frame feeding assembly, and the stop frame grabbing assembly moves back and forth between the stop frame feeding assembly and the annular conveying device.
9. The battery cover plate assembly production line according to claim 2, wherein the conveying jig further comprises a jig main body and a workpiece lifting mechanism, the jig main body is arranged on the sliding seat, positioning holes for positioning the battery cover plates are formed in the two ends of the top surface of the jig main body in the width direction, the workpiece lifting mechanism further comprises lifting pieces and elastic driving pieces, the lifting pieces are slidably arranged in the positioning holes, and the elastic driving pieces are connected with the lifting pieces and used for driving the lifting pieces to sink in the positioning holes so as to form positioning grooves in the positioning holes and the positioning holes in a surrounding mode.
10. The battery cover plate assembly line of claim 1, wherein the lamination device further comprises:
the jacking mechanism comprises a bottom plate, a first sliding piece and a second sliding piece, wherein the first sliding piece is arranged on the surface of the bottom plate, the first sliding piece can reciprocate along the surface of the bottom plate, the second sliding piece is arranged above the first sliding piece and is in sliding connection with the first sliding piece, and under the action of the first sliding piece, the second sliding piece can reciprocate relative to the surface of the bottom plate in the vertical direction and is used for jacking a workpiece to be processed, which is positioned in the jig;
the positioning mechanism comprises a main body and a first positioning part, wherein the main body is arranged on the surface of the bottom plate, the first positioning part is arranged at one end of the main body far away from the bottom plate, and the first positioning part can move towards one end far away from or near the bottom plate and is used for generating downward pressure on a workpiece in the jig and positioning the workpiece;
the pushing mechanism is arranged above the jacking mechanism and comprises a first template and a riveting part, the riveting part protrudes from the surface of the first template, one surface of the first template provided with the riveting part faces the jacking mechanism, and the first template can drive the riveting part to conduct lifting motion.
CN202310981695.5A 2023-08-07 2023-08-07 Battery cover plate assembly production line Active CN116706205B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020174535A1 (en) * 2001-05-22 2002-11-28 Shannon John K. Battery assembling method
EP2894026A1 (en) * 2014-01-13 2015-07-15 HADI Offermann Maschinenbau GmbH Welding machine for the production of batteries and method for the production of batteries by means of a welding machine
CN206585020U (en) * 2017-03-07 2017-10-24 东莞市兰宇机械有限公司 A kind of cover plate of power battery kludge
KR20180049450A (en) * 2016-11-01 2018-05-11 신흥에스이씨주식회사 Device of manufacturing simultaneously cap-assemblies
KR20180083209A (en) * 2017-01-12 2018-07-20 주식회사 엘지화학 Automated assembling line for top and bottom cap of battery pack and method using thereof
CN112397760A (en) * 2020-11-21 2021-02-23 东莞市钜升智能机械有限公司 Aluminum-shell battery cover plate assembling all-in-one machine
CN114683021A (en) * 2022-03-10 2022-07-01 宁波方正汽车模具股份有限公司 Automatic assembling equipment for battery cover plate and using method of automatic assembling equipment

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020174535A1 (en) * 2001-05-22 2002-11-28 Shannon John K. Battery assembling method
EP2894026A1 (en) * 2014-01-13 2015-07-15 HADI Offermann Maschinenbau GmbH Welding machine for the production of batteries and method for the production of batteries by means of a welding machine
KR20180049450A (en) * 2016-11-01 2018-05-11 신흥에스이씨주식회사 Device of manufacturing simultaneously cap-assemblies
KR20180083209A (en) * 2017-01-12 2018-07-20 주식회사 엘지화학 Automated assembling line for top and bottom cap of battery pack and method using thereof
CN206585020U (en) * 2017-03-07 2017-10-24 东莞市兰宇机械有限公司 A kind of cover plate of power battery kludge
CN112397760A (en) * 2020-11-21 2021-02-23 东莞市钜升智能机械有限公司 Aluminum-shell battery cover plate assembling all-in-one machine
CN114683021A (en) * 2022-03-10 2022-07-01 宁波方正汽车模具股份有限公司 Automatic assembling equipment for battery cover plate and using method of automatic assembling equipment

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