CN220218134U - Jig unit and jig assembly comprising same - Google Patents
Jig unit and jig assembly comprising same Download PDFInfo
- Publication number
- CN220218134U CN220218134U CN202321717303.6U CN202321717303U CN220218134U CN 220218134 U CN220218134 U CN 220218134U CN 202321717303 U CN202321717303 U CN 202321717303U CN 220218134 U CN220218134 U CN 220218134U
- Authority
- CN
- China
- Prior art keywords
- jig
- base
- jig unit
- unit
- assembly
- 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
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 230000003028 elevating effect Effects 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 20
- 238000003466 welding Methods 0.000 abstract description 14
- 238000013461 design Methods 0.000 abstract description 5
- 238000012827 research and development Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
Classifications
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model provides a jig unit and a jig assembly comprising the same. The distance between the base and the movable part of the jig unit can be adjusted through the lifting mechanism, so that the application range of the jig unit is effectively enlarged, and when the battery cells with different heights are installed, only the distance between the base and the movable part of the jig unit is needed to be adjusted, and an independent matched jig is not needed to be designed for the battery cells, so that the jig universalization of the battery cell spot welding is realized, and the workload and the manufacturing cost are reduced; in addition, the jig unit is simple in structure, convenient to adjust and easy to operate, is very convenient to produce, install and disassemble, and effectively improves the assembly efficiency of the design research and development and the production line thereof.
Description
Technical Field
The utility model relates to a jig unit and a jig assembly comprising the same.
Background
With the high-speed development of new energy industry, the demand of various new energy products also shows explosive growth, wherein the output of new energy battery cells is increased year by year, the specifications of the battery cells which are commercially used in the market at present are respectively 14490, 14650, 18350, 18190 and 18650, when the five battery cells are adopted by new energy companies, the new energy companies need to carry out electric welding on the new energy products, special matched jigs are required to be designed and developed during electric welding, the requirements of the jigs on the assembly workload of the research and development of the companies and the production line are relatively high, and the manufacturing cost of the jigs is relatively high.
Disclosure of Invention
The utility model aims to overcome the defects that in the prior art, the workload and the manufacturing cost are increased due to the fact that matched jigs are required to be respectively designed for battery cores with different specifications, and provides a jig unit and a jig assembly comprising the jig unit.
The utility model solves the technical problems by the following technical scheme:
the utility model provides a jig unit which comprises a base, a movable piece and a lifting mechanism, wherein a plurality of mounting grooves which are arranged at intervals are respectively arranged on at least the same side of the base and the movable piece, and the distance between the base and the movable piece is adjusted through the lifting mechanism.
In the scheme, the structure is adopted, so that the distance between the base and the movable part of the jig unit can be adjusted through the lifting mechanism, the application range of the jig unit is effectively enlarged, when the battery cells with different heights are installed, only the distance between the base and the movable part of the jig unit is required to be adjusted, and a separate matched jig is not required to be designed for the battery cells, so that the jig universalization of the battery cell spot welding is realized, and the workload and the manufacturing cost are reduced; in addition, the jig unit is simple in structure, convenient to adjust and easy to operate, is very convenient to produce, install and disassemble, and effectively improves the assembly efficiency of the design research and development and the production line thereof.
Preferably, a plurality of mounting grooves are formed in two sides of the base and the movable piece.
In this scheme, adopt above-mentioned structural style for the battery core can all be installed to the both sides of this tool unit, according to specific operation requirement, sets up the mounting groove of corresponding specification in the both sides of base and moving part, when installing the battery core, only need select different tool units, can realize installing corresponding battery core in its both sides and carry out spot welding, improved the convenience of installation tool when battery core spot welding greatly.
Preferably, the dimensions of the mounting grooves on both sides of the base and the movable member are identical or different.
In this scheme, adopt above-mentioned structural style for the groove diameter size of mounting groove can be according to actual installation condition and work demand and carry out corresponding design, simultaneously, and the quantity of mounting groove also can be corresponding the setting, when practical application, only need select the tool unit of suitable specification, can realize the installation of the electric core of a plurality of, different specifications, has effectively enlarged the range of application of this tool unit, has simplified the installation flow of electric core spot welding.
Preferably, the mounting groove is a semicircular groove.
In this scheme, adopt above-mentioned structural style for be connected between mounting groove and the electric core and laminate more, more firm, effectively improved the degree of fit, the stability between this tool unit and the electric core, and then improved the security of this tool unit in the use.
Preferably, the jig unit comprises a magnet, and the magnet is arranged in the mounting groove.
In the scheme, the structure is adopted, so that the battery cell is attracted with the magnet after being arranged in the mounting groove, and the stability and safety of the battery cell arranged on the jig unit are further improved; meanwhile, the structure is simple, the installation is convenient and effective, and the cell can not be damaged by the attraction of the magnet.
Preferably, the magnet is arranged in the mounting groove of the base, and/or the magnet is arranged in the mounting groove of the movable piece.
In this scheme, adopt above-mentioned structural style, according to actual operational aspect and demand, set up magnet in the mounting groove of base or moving part, perhaps all set up magnet in the mounting groove of both to guaranteed the stability of this tool unit fixed cell, can also play the effect of reduction cost, simplification production and installation flow simultaneously.
Preferably, the jig unit comprises a bearing and a nut, the bearing is arranged on the movable piece, the nut is arranged on the surface of the base, the lifting mechanism penetrates through the bearing and is connected with the bearing, and threads are arranged at the bottom of the lifting mechanism so that the lifting mechanism and the nut are mutually matched and connected.
In the scheme, the lifting mechanism is fixedly connected in the through hole of the bearing and rotates on the movable piece through the bearing by adopting the structural form, so that the movable piece can conveniently follow the lifting mechanism to adjust the height; simultaneously, through set up the screw thread in elevating system's bottom, be connected with the nut cooperation on the base to adjust elevating system and insert the length in the base, and then adjust the interval of base and moving part, this structure and regulation mode are simple, effective, the workman's of being convenient for operation has effectively improved the application scope of this tool unit, has improved the production and the assembly efficiency of production line.
The utility model also provides a jig assembly, which comprises a plurality of jig units, wherein the jig units are spliced with each other, and the mounting grooves are spliced with each other to form a space for accommodating the battery cells.
In this scheme, adopt above-mentioned structural style for adjacent tool unit splices each other, and the mounting groove of both sides forms installation space after the mutual concatenation, and the tool unit of both sides presss from both sides the electric core and establishes in this space, thereby forms the tool subassembly, realizes the fixed to the electric core, and its concatenation process is simple effective, can realize the fixed to the electric core of various different specifications, thereby has solved the universalization of electric core spot welding tool, has effectively practiced thrift the cost, has also simplified workman's operation flow simultaneously, has improved the assembly efficiency of production line.
Preferably, magnets are disposed in the mounting grooves on at least one side of the adjacent mounting grooves.
In the scheme, by adopting the structure, the magnet can be arranged in the mounting groove on one side of the battery cell according to actual working conditions and working requirements, so that the stability of the fixture component when the battery cell is fixed is ensured, and meanwhile, the fixture component is more labor-saving and lower in cost when being detached, and is convenient for workers to produce and assemble; in addition, magnets can be arranged in the mounting grooves on two sides of the battery cell, so that the fixture assembly can be well fixed to the battery cell, and the stability and safety of the assembled battery cell are improved.
Preferably, the lifting mechanism comprises a rotary handle, the rotary handle is arranged at the top end of the lifting mechanism, and all the rotary handles on the jig units are located on the upper side.
In this scheme, adopt above-mentioned structural style, the workman of being convenient for adjusts the installation height of each tool unit, and its regulation mode is simple, convenient and fast, has effectively improved workman's assembly efficiency.
The utility model has the positive progress effects that:
the arrangement of the jig unit enables the distance between the base and the movable piece to be adjusted through the lifting mechanism, so that the application range of the jig unit is effectively enlarged, and therefore, when the battery cores with different heights are installed, only the distance between the base and the movable piece of the jig unit is needed to be adjusted, and a separate matched jig is not needed to be designed for the battery cores, so that jig universalization of battery core spot welding is realized, and further, the workload and the manufacturing cost are reduced; in addition, the jig unit is simple in structure, convenient to adjust and easy to operate, is very convenient to produce, install and disassemble, and effectively improves the assembly efficiency of the design research and development and the production line thereof.
Drawings
Fig. 1 is an exploded view of a jig unit according to an embodiment of the present utility model.
Fig. 2 is a schematic diagram of a fixture assembly fixed diameter 18 series of cells according to a first embodiment of the present utility model.
Fig. 3 is a schematic diagram of a fixture assembly fixed diameter 14 series cell according to a first embodiment of the present utility model.
Fig. 4 is a schematic diagram of a fixture assembly for fixing electrical cores with different specifications according to a first embodiment of the present utility model.
Fig. 5 is a schematic structural diagram of a fixture assembly in a second embodiment of the utility model.
Fig. 6 is a schematic diagram of a jig assembly according to a second embodiment of the present utility model used with the first embodiment.
Reference numerals illustrate:
jig unit 1
Base 11
Nut 111
Movable member 12
Bearing 121
Lifting mechanism 13
Rotary handle 131
Mounting groove 14
Magnet 15
Jig assembly 2
Diameter 18 series cell 3
Diameter 14 series cell 4
Detailed Description
The utility model will be more fully described by way of the following examples in connection with the accompanying drawings, which, however, are not intended to limit the scope of the utility model thereto.
Example 1
As shown in fig. 1, the present embodiment discloses a jig unit 1, the jig unit 1 includes a base 11, a movable member 12 and a lifting mechanism 13, at least one side of the base 11 and the movable member 12 are respectively provided with a plurality of mounting grooves 14 arranged at intervals, and the distance between the base 11 and the movable member 12 is adjusted by the lifting mechanism 13.
As shown in fig. 1, the distance between the base 11 and the movable part 12 of the jig unit 1 can be adjusted by the lifting mechanism 13, so that the application range of the jig unit 1 is effectively enlarged, and when the battery cells with different heights are installed, only the distance between the base 11 and the movable part 12 of the jig unit 1 is required to be adjusted, and a separate matched jig is not required to be designed for the battery cells, so that the jig universalization of the battery cell spot welding is realized, and the workload and the manufacturing cost are reduced; in addition, the jig unit 1 is simple in structure, convenient to adjust, easy to operate, and very convenient to produce, install and disassemble, and the assembly efficiency of the design research and development and the production line thereof is effectively improved.
In a preferred embodiment, as shown in fig. 1, elevating mechanisms 13 are provided at both ends of the jig unit 1, respectively, and the interval between the base 11 and the movable member 12 is adjusted by the elevating mechanisms 13 at both ends being rotated simultaneously. In other embodiments, the lifting mechanism 13 may be disposed only at one end of the jig unit 1, and structures such as a guide bar or a guide rail may be disposed at the other end, and the other side of the movable member 12 may slide along the guide bar or the guide rail by adjusting the rotation of the lifting mechanism 13, thereby adjusting the distance between the base 11 and the movable member 12. Therefore, the specific structure and number of the elevating mechanisms 13 are not limited to the scope disclosed in the present preferred embodiment.
In a preferred embodiment, as shown in fig. 1, both sides of the base 11 and the movable member 12 are provided with a plurality of mounting grooves 14. In other embodiments, the number of mounting slots 14 may be adjusted to one or more according to specific operating requirements, and thus, the number of mounting slots 14 is not limited to the disclosed embodiments.
As can be seen from fig. 1, two kinds of diameter 18 series electric core 3 and diameter 14 series electric core 4 are respectively arranged on two sides of the jig unit 1, so that the size and the number of the mounting grooves 14 on two sides of the jig unit 1 can be set according to the specifications of the mounted electric core, the electric core can be mounted on two sides of the jig unit 1, the mounting grooves 14 with corresponding specifications are arranged on two sides of the base 11 and the movable piece 12 according to specific use requirements, and when the electric core is mounted, only different jig units 1 are needed to be selected, and the corresponding electric core can be mounted on two sides of the jig unit for spot welding, so that the convenience of mounting the jig during spot welding of the electric core is greatly improved.
Preferably, the mounting grooves 14 on both sides of the base 11 and the movable member 12 are identical or different in size.
In a preferred embodiment, as shown in fig. 1, the mounting grooves 14 on two sides of the jig unit 1 are used for mounting the diameter 18 series of cells 3 and the diameter 14 series of cells 4 respectively, while in other embodiments, different combinations of jig units 1 are selected according to actual mounting requirements, for example, jig units 1 with small caliber on two sides of the jig unit are selected as the mounting grooves 14, and the diameter 14 series of cells 4 are mounted on two sides of the jig unit; or the jig unit 1 with large caliber is selected and used for the mounting grooves 14 on two sides, and the diameter 18 series of the battery cells 3 are mounted on two sides of the jig unit, so that the groove diameter of the mounting grooves 14 can be correspondingly designed according to the actual mounting condition and the working requirement, meanwhile, the number of the mounting grooves 14 can be correspondingly set, and when in actual application, the jig unit 1 with proper specification is only needed to be selected, so that the mounting of a plurality of battery cells with different specifications can be realized, the application range of the jig unit 1 is effectively enlarged, and the mounting flow of the battery cell spot welding is simplified.
In a preferred embodiment, the mounting slot 14 is a semi-circular slot. Make the mounting groove 14 be connected between the electric core more laminating, more firm, effectively improved the degree of fit, the stability between this tool unit 1 and the electric core, and then improved the security of this tool unit 1 in the use. In other embodiments, the shape of the mounting groove 14 may be modified according to practical requirements, for example, may be configured as a square, and thus, the shape of the mounting groove 14 is not limited to the scope disclosed in the preferred embodiment.
Preferably, as shown in fig. 1, the jig unit 1 includes a magnet 15, and the magnet 15 is disposed in the mounting groove 14. After the battery cell is arranged in the mounting groove 14, the battery cell is attracted with the magnet 15, so that the stability and safety of the battery cell arranged on the jig unit 1 are further improved; meanwhile, the structure is simple, the installation is convenient and effective, and the cell can not be damaged by the attraction of the magnet 15.
In a preferred embodiment, as shown in fig. 1, the magnets 15 are disposed in the mounting grooves 14 of the base 11 and the movable member 12, and in other embodiments, the magnets 15 may be disposed only in the mounting grooves 14 of the base 11 or the magnets 15 may be disposed only in the mounting grooves 14 of the movable member 12, depending on actual working conditions and requirements. Thereby guaranteeing the stability of the fixed battery cell of the jig unit 1, and simultaneously playing the roles of reducing the cost and simplifying the production and installation processes.
Preferably, as shown in fig. 1, the jig unit 1 includes a bearing 121 and a nut 111, the bearing 121 is provided on the movable member 12, the nut 111 is provided on the surface of the base 11, the elevating mechanism 13 passes through the bearing 121 and is connected thereto, and the bottom of the elevating mechanism 13 is provided with threads to make the elevating mechanism 13 and the nut 111 be coupled to each other.
The lifting mechanism 13 is fixedly connected in the through hole of the bearing 121 and rotates on the movable piece 12 through the bearing 121, so that the movable piece 12 can conveniently follow the lifting mechanism 13 to adjust the height; simultaneously, through set up the screw thread in the bottom of elevating system 13, be connected with the nut 111 cooperation on the base 11 to adjust elevating system 13 and insert the length in the base 11, and then adjust the interval of base 11 and movable part 12, this structure and regulation mode are simple, effective, the workman's of being convenient for operation, have effectively improved the application scope of this tool unit 1, have improved the production and the assembly efficiency of production line.
As shown in fig. 2 to 4, the present embodiment also discloses a jig assembly 2, the jig assembly 2 includes a plurality of jig units 1 as described above, adjacent jig units 1 are spliced with each other, and adjacent mounting grooves 14 are spliced with each other to form a space for accommodating the battery cells.
As shown in fig. 2, the mounting grooves 14 of the diameters 18 of the two jig units 1 are spliced with each other, so that the series of cells 3 with the diameters 18 are fixed in the middle, as shown in fig. 3, the series of cells 4 with the diameters 14 are fixed in the jig assembly 2 by the same method, as shown in fig. 4, the two specifications of cells are fixed between the three jig units 1 at the same time, and a jig assembly 2 is formed, and so on. The adjacent jig units 1 are mutually spliced, the mounting grooves 14 on two sides are mutually spliced to form a mounting space, the jig units 1 on two sides clamp the battery cells in the space, so that the jig assembly 2 is formed, the battery cells are fixed, the splicing process is simple and effective, the fixing of the battery cells with different specifications can be realized, the universality of the battery cell spot welding jig is solved, the cost is effectively saved, the operation flow of workers is simplified, and the assembly efficiency of the production line is improved.
In the preferred embodiment, magnets 15 are disposed in the mounting grooves 14 on both sides of the fixed battery cell, and in other embodiments, magnets 15 may be disposed in only one side of the mounting groove 14 of the battery cell, depending on the actual working conditions and working requirements. The fixture component 2 ensures the stability when fixing the battery cell, saves more labor and has lower cost when being disassembled, and is convenient for the production and assembly of workers; in addition, magnets 15 can be arranged in the mounting grooves 14 on two sides of the battery cell, so that the fixture assembly 2 can be well fixed to the battery cell, and the stability and safety of the assembled battery cell are improved.
Preferably, as shown in fig. 4, the lifting mechanism 13 includes a rotation handle 131, the rotation handle 131 is provided at the top end of the lifting mechanism 13, and the rotation handles 131 on all the jig units 1 are located at the upper side. The installation height of each jig unit 1 is convenient to adjust by workers, the adjustment mode is simple, convenient and quick, and the assembly efficiency of the workers is effectively improved.
Example two
As shown in fig. 5 and 6, the jig unit 1 and the jig assembly 2 including the same disclosed in the present embodiment are substantially the same as those disclosed in the first embodiment, and the same structure is not described in detail, and the difference is that:
in this embodiment, the mounting groove 14 is only provided on one side of the jig unit 1, as shown in fig. 5, the other side of the jig unit 1 is directly provided with a flat edge, and after the jig unit 1 is spliced into the jig assembly 2, the two sides of the jig unit are flat edges, so that the situations of inconvenient taking and the like caused by the fact that the outer edge of the jig unit 1 is the mounting groove 14 are effectively avoided.
In the actual use process, as shown in fig. 6, according to the actual working requirement, the jig units 1 with corresponding specifications are selected, the electric cores are installed on two sides of the jig units, in fig. 6, only the embodiment of installing two rows of electric cores is shown, in other embodiments, only one row of electric cores (refer to fig. 5) can be installed, a plurality of jig units 1 can also be selected, a plurality of rows of electric cores are installed, after the middle electric cores and the jig units 1 are installed, the jig units 1 with only one side of the installation groove 14 are selected by the outermost jig units 1, and finally the jig units are spliced into a jig assembly 2.
While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and the scope of the utility model is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the principles and spirit of the utility model, but such changes and modifications fall within the scope of the utility model.
Claims (10)
1. The jig unit is characterized by comprising a base, a movable piece and a lifting mechanism, wherein a plurality of mounting grooves which are arranged at intervals are respectively arranged on at least one side of the base and the movable piece, and the distance between the base and the movable piece is adjusted through the lifting mechanism.
2. The jig unit of claim 1, wherein both sides of the base and the movable member are provided with a plurality of the mounting grooves.
3. The jig unit of claim 2, wherein the mounting grooves on both sides of the base and the movable member are identical or different in size.
4. The jig unit of claim 2 wherein the mounting groove is a semi-circular groove.
5. The jig unit of claim 1, wherein the jig unit comprises a magnet disposed within the mounting groove.
6. The jig unit of claim 5, wherein the magnet is provided in the mounting groove of the base, and/or the magnet is provided in the mounting groove of the movable member.
7. The jig unit according to claim 1, wherein the jig unit comprises a bearing provided on the movable member and a nut provided on a surface of the base, the elevating mechanism passes through the bearing and is connected thereto, and a screw thread is provided at a bottom of the elevating mechanism so that the elevating mechanism and the nut are coupled to each other.
8. A jig assembly, characterized in that the jig assembly comprises a plurality of jig units according to any one of claims 1 to 7, adjacent jig units are spliced with each other, and adjacent mounting grooves are spliced with each other to form a space for accommodating a battery cell.
9. The jig assembly of claim 8 wherein magnets are disposed in the mounting slots adjacent at least one side of the mounting slots.
10. The jig assembly of claim 8 wherein the lifting mechanism comprises a rotary handle disposed at a top end of the lifting mechanism, the rotary handles on all of the jig units being located on an upper side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321717303.6U CN220218134U (en) | 2023-06-30 | 2023-06-30 | Jig unit and jig assembly comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321717303.6U CN220218134U (en) | 2023-06-30 | 2023-06-30 | Jig unit and jig assembly comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220218134U true CN220218134U (en) | 2023-12-22 |
Family
ID=89183910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321717303.6U Active CN220218134U (en) | 2023-06-30 | 2023-06-30 | Jig unit and jig assembly comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220218134U (en) |
-
2023
- 2023-06-30 CN CN202321717303.6U patent/CN220218134U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112133527B (en) | Transformer convenient to fix | |
| CN220218134U (en) | Jig unit and jig assembly comprising same | |
| CN210046601U (en) | Bearing installation device | |
| CN113385953A (en) | Adjustable machining workbench | |
| CN209681671U (en) | A kind of clamping device of tooling | |
| CN105151887A (en) | Paying-off device for copper wire cut-off device | |
| CN114986126A (en) | Processing equipment for producing compressor rotor | |
| CN110039466B (en) | Clamp for gear box | |
| CN112419911A (en) | Wide area LED display screen | |
| CN210969927U (en) | Film covering mechanism of windproof antioxidant photovoltaic panel | |
| CN112366376A (en) | Equidistance adjustment mechanism | |
| CN209699293U (en) | A kind of transverse direction sawing apparatus and timber dapper | |
| CN113436882A (en) | CNC winding machine is used in production of high frequency transformer | |
| CN212286603U (en) | Nut and screw assembly tool | |
| CN106425565A (en) | Multi-workpiece machining tool | |
| CN217143666U (en) | Shaft holding device | |
| CN218964066U (en) | Can splice cutter arbor | |
| CN221020635U (en) | Nut positioning tool and assembly auxiliary tool | |
| CN214542581U (en) | Can splice heavy current PCB terminal | |
| CN211045566U (en) | Battery pack connecting assembly | |
| CN104626076A (en) | Rotary support for assembling tool changer | |
| CN219085806U (en) | Winding mandrel with adjustable size | |
| CN210486682U (en) | Damping device for bullet test | |
| CN213497728U (en) | Tool for milling window of valve jacket | |
| CN211530244U (en) | Adapter capable of freely adjusting size |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |