CN214383029U - Gas table finished product final assembly and packaging production line - Google Patents
Gas table finished product final assembly and packaging production line Download PDFInfo
- Publication number
- CN214383029U CN214383029U CN202022893921.9U CN202022893921U CN214383029U CN 214383029 U CN214383029 U CN 214383029U CN 202022893921 U CN202022893921 U CN 202022893921U CN 214383029 U CN214383029 U CN 214383029U
- Authority
- CN
- China
- Prior art keywords
- unit
- gas meter
- circuit board
- mounting
- test
- 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
Images
Abstract
The utility model provides a gas table finished product assembly and packaging production line, finished product assembly line includes: the base table online unit and the manual wire arranging unit; the automatic circuit board mounting unit is used for fixedly mounting the circuit board on the base table; an artificial antenna mounting unit for mounting an antenna; the automatic welding unit of the circuit board pin is used for welding and connecting the pin and the circuit board; the manual installation connector assembly unit and the manual nameplate installation unit are used for respectively installing a connector assembly and a nameplate; the parameter setting unit is used for setting the parameters and the bar code information of the gas meter on the circuit board; an upper cover mounting unit for fixedly mounting the upper cover on the base meter; the running-in test unit is used for carrying out running-in test on the gas meter; the radio communication and power consumption testing unit is used for carrying out radio communication and power consumption testing on the gas meter; the main procedures of parameter setting, running-in test, radio communication, power consumption test and the like are all automated production, so that the production efficiency is greatly improved, and misoperation is avoided.
Description
Technical Field
The utility model relates to a gas table production technical field, concretely relates to gas table finished product final assembly and packaging production line.
Background
The existing gas meter assembly and packaging mode is a manual operation mode basically, so that the workload is large, the working efficiency is low, and when parameters and product bar code information are set, misoperation can occur to an operator, so that the operator needs to repair, and the workload is further increased.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the gas table assembly and packing among the prior art and basically being manual operation, work load is big, work efficiency is low, and the defect of maloperation appears easily to provide a gas table finished product assembly and packaging production line that work efficiency is high, be difficult for appearing the maloperation.
Therefore, the utility model provides a gas meter finished product final assembly and packaging production line finished product final assembly line comprises a base meter on-line unit, a manual wire arranging unit, a circuit board automatic installation unit, a manual antenna installation unit, a circuit board pin splicing automatic welding unit, a manual installation connector unit, a manual nameplate installation unit, a parameter setting unit, an upper cover installation unit, a running-in test unit and a radio communication and power consumption test unit which are connected in sequence; the base meter on-line unit is used for placing the base meter of the gas meter on the production line from the turnover vehicle; the manual wire arranging unit is used for arranging the wires on the base table according to a set process; the automatic circuit board mounting unit is used for fixedly mounting the circuit board on the base table; an artificial antenna mounting unit for mounting an antenna; the automatic welding unit of the circuit board pin is used for welding and connecting the pin and the circuit board; the manual installation connector assembly unit and the manual nameplate installation unit are used for respectively installing a connector assembly and a nameplate; the parameter setting unit is used for setting the parameters and the bar code information of the gas meter on the circuit board; an upper cover mounting unit for fixedly mounting the upper cover on the base meter; the running-in test unit is used for carrying out running-in test on the gas meter; the radio communication and power consumption testing unit is used for carrying out radio communication and power consumption testing on the gas meter;
the parameter setting unit is provided with a first visual photographing assembly used for reading bar code information of the circuit board and the nameplate, and correspondingly set parameters are selected according to the bar code information of the circuit board.
The running-in test unit comprises: the first test board is provided with an adjustable program-controlled power supply and a flow sensor which can measure the flow information of the gas meter in real time; the first manipulator is suitable for loading and unloading the gas meter, and a second visual photographing assembly suitable for reading the reading of the gas meter counter and the bar code information is arranged on the first manipulator.
The radio communication and power consumption test unit includes: the second test board is provided with an adjustable program-controlled power supply and is suitable for carrying out radio communication and power consumption test on the gas meter; and the second mechanical arm is suitable for loading and unloading the gas meter, and a third visual photographing assembly suitable for reading the bar code information of the gas meter is arranged on the second mechanical arm.
The running-in test unit and the radio communication and power consumption test unit are respectively provided with a power-on jig which can be connected with a programmable power supply and a jig manipulator which is suitable for assembling and disassembling the power-on jig and a gas meter battery box.
The electrifying jig comprises a first electrifying module and a second electrifying module which can be correspondingly connected with the anode and the cathode of the battery box, and springs which are arranged between the first electrifying module and the second electrifying module and can respectively abut against the first electrifying module and the second electrifying module, wherein the first electrifying module and the second electrifying module are connected with the programmable power supply through leads.
The packaging production line comprises a certificate automatic pasting unit, a sealing cap mounting unit, a dustproof cover mounting unit, an artificial battery mounting unit, a box opening and lining placing unit, a product boxing unit, a box sealing unit, a box pasting and pasting unit and a stacking unit which are sequentially connected. The automatic certificate pasting unit is used for pasting the certificates; the sealing cap mounting unit and the dustproof cover mounting unit are used for separately mounting a sealing cap and a dustproof cover; an artificial battery mounting unit for mounting a battery; the carton opening and placing lining unit is used for opening the carton and placing the lining; the product packing unit is used for packing the gas meter into a carton; a carton sealing unit for sealing the carton; the carton sticker adhering unit is used for adhering carton stickers on the side faces of the carton; the stacking unit is used for transporting the sealed gas meter to a tray;
the certification automatic-pasting unit comprises: the fourth visual shooting component is suitable for reading the bar code information of the gas meter, and the printer prints the corresponding certificate according to the bar code information; and the third manipulator is suitable for pasting the qualification certificate on the gas meter.
The utility model discloses technical scheme has following advantage:
1. the utility model provides a gas table finished product final assembly and packaging production line, wherein, the finished product final assembly line is including the basic table line unit that connects gradually, manual reason line unit, circuit board automatic installation unit, artifical antenna installation unit, circuit board pin automatic weld unit, artifical installation connector unit, artifical data plate installation unit, parameter setting unit, upper cover installation unit, running-in test unit and radio communication and consumption test unit. The main procedures of circuit board installation, circuit board pin welding, parameter setting, running-in test, radio communication, power consumption test and the like all adopt automatic production, so that the production efficiency is greatly improved, and misoperation is not easy to occur.
2. The utility model provides a gas table finished product final assembly and packaging production line, parameter setting unit have the first vision subassembly of shooing that is used for reading circuit board and data plate bar code information, and correspond the parameter of establishing according to circuit board bar code information selection, need artifically compare with the mode that the bar code information was read with the scanning rifle with prior art, and production efficiency is higher like this, and has avoided artifical maloperation.
3. The utility model provides a gas table finished product final assembly and packaging production line, the running-in test unit includes: the first test board is provided with an adjustable program-controlled power supply and a flow sensor which can measure the flow information of the gas meter in real time; the first manipulator is suitable for loading and unloading the gas meter, and a second visual photographing assembly suitable for reading the reading of the gas meter counter and the bar code information is arranged on the first manipulator. The second visual photographing component can automatically acquire the gas leakage information of the gas meter and compare the gas leakage information with the flow information measured by the flow sensor so as to judge whether the gas meter is qualified or not; the programmable power supply can realize high-level and low-level switching, so that different power supply voltages can be output according to the test requirements of different gas meters, the use is convenient, and the test efficiency is improved.
4. The utility model provides a gas table finished product assembly and packaging production line, radio communication and consumption test unit include: the second test board is provided with an adjustable program-controlled power supply and is suitable for carrying out radio communication and power consumption test on the gas meter; and the second mechanical arm is suitable for loading and unloading the gas meter, and a third visual photographing assembly suitable for reading the bar code information of the gas meter is arranged on the second mechanical arm. The second test board can simultaneously carry out radio communication and power consumption test, so that the test efficiency is high, the second mechanical arm can be used for assembling and disassembling the gas meter, the assembling and disassembling efficiency is greatly improved, and the second mechanical arm is provided with the visual photographing assembly suitable for acquiring the image of the gas meter, so that the image information of the gas meter can be automatically acquired, and whether the gas meter is qualified or not is judged.
5. The utility model provides a gas table finished product final assembly and packaging production line, circular telegram tool include can correspond first circular telegram module and the second circular telegram module of being connected with the positive negative pole of battery case to and locate between first circular telegram module and the second circular telegram module, respectively can with both counterbalance springs, wherein, first circular telegram module and second circular telegram module pass through the wire and link to each other with programmable power supply. During assembly, the jig manipulator clamps the electrified jig to enable the spring to be in a compressed energy storage state, after the electrified jig is placed in a battery box of the gas meter, the battery clamp is separated from the electrified jig, the spring releases energy, and the first electrified module and the second electrified module are driven to be correspondingly connected with the positive pole and the negative pole of the battery box, so that the use is convenient.
6. The utility model provides a gas table finished product final assembly and packaging production line, packaging production line include the certificate self-pasting unit that connects gradually, seal cap installation unit, shield installation unit, artifical battery installation unit, unpacking and place inside lining unit, product vanning unit, joint sealing unit, case subsides and pastes unit and pile up neatly unit, have improved packing efficiency so greatly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the assembly and packaging production line for finished gas meters of the present invention;
FIG. 2 is a schematic diagram of a running-in test unit;
FIG. 3 is a schematic diagram of a radio communication and power consumption testing unit;
FIG. 4 is a partially enlarged schematic view of FIG. 3;
fig. 5 is a schematic structural view of the energizing jig.
Description of reference numerals: 1. a base table on-line unit; 2. a manual wire arranging unit; 3. a circuit board automatic installation unit; 4. a manual antenna mounting unit; 5. automatic welding unit for circuit board pin; 6. manually installing a connector unit; 7. an artificial nameplate mounting unit; 8. a parameter setting unit; 9. an upper cover mounting unit; 10. a running-in test unit; 101. a first test stand; 102. a first manipulator; 103. electrifying the jig; 104. a first power-on module; 105. a second power-on module; 106. a spring; 11. a radio communication and power consumption test unit; 111. a second test stand; 112. a second manipulator; 12. a certification automatic pasting unit; 13. a sealing cap mounting unit; 14. a dust cover mounting unit; 15. an artificial battery mounting unit; 16. opening the box and placing the lining unit; 17. a product packing unit; 18. a box sealing unit; 19. a box label sticking unit; 20. a stacking unit; 21. a battery case.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Examples
The embodiment provides a gas table finished product final assembly and packaging production line, wherein, as shown in fig. 1, the finished product final assembly line includes base table top line unit 1, manual wire arrangement unit 2, circuit board automatic installation unit 3, manual antenna installation unit 4, circuit board pin automatic welding unit 5, manual installation connector unit 6, manual data plate installation unit 7, parameter setting unit 8, upper cover installation unit 9, running-in test unit 10 and radio communication and power consumption test unit 11 that connect gradually. The packaging production line comprises a certificate automatic pasting unit 12, a sealing cap mounting unit 13, a dustproof cover mounting unit 14, an artificial battery mounting unit 15, a box opening and placing lining unit 16, a product boxing unit 17, a box sealing unit 18, a box pasting and pasting unit 19 and a stacking unit 20 which are connected in sequence.
And the base meter on-line unit 1 is used for placing the base meter of the gas meter on the production line from the turnover vehicle.
And the manual wire arranging unit 2 is used for arranging the wires on the base table according to a set process.
And the automatic circuit board mounting unit 3 is used for fixedly mounting the circuit board on the base table.
And a manual antenna mounting unit 4 for mounting the antenna.
And the circuit board pin automatic welding unit 5 is used for welding and connecting the pins and the circuit board.
And the manual installation connector unit 6 and the manual nameplate installation unit 7 are used for respectively installing a connector and a nameplate.
The parameter setting unit 8 is used for setting parameters and bar code information of the gas meter on the circuit board, the parameter setting unit 8 is provided with a first visual photographing assembly used for reading the bar code information of the circuit board and the nameplate, and the parameters which are correspondingly set are selected according to the bar code information of the circuit board.
And an upper cover mounting unit 9 for fixedly mounting the upper cover to the base watch.
And a running-in test unit 10 for running-in test of the gas meter. As shown in fig. 2, the running-in test unit 10 includes: the first test bench 101 is provided with an adjustable program-controlled power supply and a flow sensor which can measure the flow information of the gas meter in real time; the first mechanical hand 102 is suitable for loading and unloading the gas meter, and a second visual photographing assembly suitable for reading the reading of the gas meter counter and the bar code information is arranged on the first mechanical hand 102.
A radio communication and power consumption testing unit 11, configured to perform radio communication and power consumption testing on a gas meter, as shown in fig. 3, where the radio communication and power consumption testing unit 11 includes: the second test bench 111 is provided with an adjustable program-controlled power supply and is suitable for carrying out radio communication and power consumption test on the gas meter; and the second manipulator 112 is suitable for loading and unloading the gas meter, and a third visual photographing assembly suitable for reading the bar code information of the gas meter is arranged on the second manipulator 112.
The running-in test unit 10 and the radio communication and power consumption test unit 11 are both provided with a power-on jig 103 which can be connected with a programmable power supply, and a jig manipulator which is suitable for assembling and disassembling the power-on jig 103 and a gas meter battery box 21. As shown in fig. 4 and 5, the power-on jig 103 includes a first power-on module 104 and a second power-on module 105 that are connected to the positive and negative electrodes of the battery box 21, and springs 106 disposed between the first power-on module 104 and the second power-on module 105 and respectively abutted against the first power-on module and the second power-on module, wherein the first power-on module and the second power-on module are connected to the programmable power supply through wires.
The certification automatic pasting unit 12 is used for pasting the certification, and the certification automatic pasting unit 12 comprises: the fourth visual shooting component is suitable for reading the bar code information of the gas meter, and the printer prints the corresponding certificate according to the bar code information; and the third manipulator is suitable for pasting the qualification certificate on the gas meter.
A sealing cap mounting unit 13 and a dust cover mounting unit 14 for separately mounting the sealing cap and the dust cover.
And an artificial battery mounting unit 15 for mounting a battery.
The opening box places the lining unit 16 for opening the cardboard box and putting the lining.
And the product packing unit 17 is used for packing the gas meter into a carton.
A sealing unit 18 for sealing the carton.
And a box sticker attaching unit 19 for attaching a box sticker to a side surface of the cardboard box.
And the stacking unit 20 is used for transporting the sealed gas meter to a tray.
The utility model provides a gas table finished product final assembly and packaging production line because the manufacturing process adopts automated production, has improved production efficiency like this greatly, and is difficult for the maloperation.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (7)
1. The utility model provides a gas table finished product final assembly and packing production line which characterized in that, the finished product final assembly line includes:
the base meter online unit (1) is used for placing the base meter of the gas meter on an assembly line from a turnover vehicle;
the manual wire arranging unit (2) is used for arranging the wires on the base table according to a set process;
the automatic circuit board mounting unit (3) is used for fixedly mounting the circuit board on the base table;
an artificial antenna mounting unit (4) for mounting an antenna;
the automatic welding unit (5) of the circuit board pin is used for welding and connecting the pin and the circuit board;
the manual installation connector unit (6) and the manual nameplate installation unit (7) are used for respectively installing a connector and a nameplate;
the gas meter comprises a parameter setting unit (8) and a data processing unit, wherein the parameter setting unit (8) is used for setting parameters and bar code information of the gas meter on a circuit board, the parameter setting unit (8) is provided with a first visual photographing assembly used for reading the bar code information of the circuit board and a nameplate, and the parameters which are correspondingly set are selected according to the bar code information of the circuit board;
an upper cover mounting unit (9) for fixedly mounting the upper cover on the base meter;
a running-in test unit (10) for running-in test of the gas meter;
the radio communication and power consumption testing unit (11) is used for carrying out radio communication and power consumption testing on the gas meter;
the base table on-line unit (1), the manual wire arranging unit (2), the circuit board automatic installation unit (3), the manual antenna installation unit (4), the circuit board pin automatic welding unit (5), the manual installation connector unit (6), the manual data plate installation unit (7), the parameter setting unit (8), the upper cover installation unit (9), the running-in test unit (10) and the radio communication and power consumption test unit (11) are connected in sequence.
2. Gas meter end product final assembly and packaging line according to claim 1, characterized in that the running-in test unit (10) comprises:
the first test bench (101) is provided with an adjustable program-controlled power supply and a flow sensor which can measure the flow information of the gas meter in real time;
the first mechanical arm (102) is suitable for loading and unloading the gas meter, and a second visual photographing assembly suitable for reading the reading of the gas meter counter and the bar code information is arranged on the first mechanical arm (102).
3. The gas meter finished product final assembly and packaging production line of claim 2, wherein the radio communication and power consumption test unit (11) comprises:
the second test bench (111) is provided with an adjustable program-controlled power supply and is suitable for carrying out radio communication and power consumption test on the gas meter;
and the second mechanical arm (112) is suitable for loading and unloading the gas meter, and a third visual photographing assembly suitable for reading the bar code information of the gas meter is arranged on the second mechanical arm (112).
4. The gas meter finished product final assembly and packaging production line of claim 3, wherein the running-in test unit (10) and the radio communication and power consumption test unit (11) are respectively provided with a power-on jig (103) which can be connected with a programmable power supply, and a jig manipulator which is suitable for assembling and disassembling the power-on jig (103) and the gas meter battery box (21).
5. The finished gas meter product final assembly and packaging production line of claim 4, wherein the energizing jig (103) comprises a first energizing module (104) and a second energizing module (105) which can be correspondingly connected with the positive electrode and the negative electrode of the battery box (21), and springs (106) which are arranged between the first energizing module (104) and the second energizing module (105) and can respectively abut against the first energizing module and the second energizing module, wherein the first energizing module and the second energizing module are connected with the programmable power supply through conducting wires.
6. The finished gas meter product final assembly and packaging production line of any one of claims 1-5, wherein the packaging production line comprises:
a certification automatic pasting unit (12) for pasting the certification;
the sealing cap mounting unit (13) and the dustproof cover mounting unit (14) are used for separately mounting a sealing cap and a dustproof cover;
an artificial battery mounting unit (15) for mounting a battery;
an opening and placing lining unit (16) for opening the carton and placing the lining;
a product packing unit (17) for packing the gas meter into a cardboard box;
a sealing unit (18) for sealing the carton;
a box sticker sticking unit (19) for sticking a box sticker to a side surface of the carton;
the stacking unit (20) is used for transporting the sealed gas meter to a tray;
the automatic certificate pasting unit (12), the sealing cap mounting unit (13), the dust cover mounting unit (14), the artificial battery mounting unit (15), the unpacking and placing lining unit (16), the product boxing unit (17), the box sealing unit (18), the box pasting unit (19) and the stacking unit (20) are connected in sequence.
7. The gas meter finished product final assembly and packaging production line of claim 6, wherein the automatic certificate pasting unit (12) comprises:
the fourth visual shooting component is suitable for reading the bar code information of the gas meter, and the printer prints the corresponding certificate according to the bar code information;
and the third manipulator is suitable for pasting the qualification certificate on the gas meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022893921.9U CN214383029U (en) | 2020-12-02 | 2020-12-02 | Gas table finished product final assembly and packaging production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022893921.9U CN214383029U (en) | 2020-12-02 | 2020-12-02 | Gas table finished product final assembly and packaging production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214383029U true CN214383029U (en) | 2021-10-12 |
Family
ID=77990719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022893921.9U Active CN214383029U (en) | 2020-12-02 | 2020-12-02 | Gas table finished product final assembly and packaging production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214383029U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116276058A (en) * | 2023-05-06 | 2023-06-23 | 四川弥韧科技有限公司 | Automatic production system of gas meter section |
-
2020
- 2020-12-02 CN CN202022893921.9U patent/CN214383029U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116276058A (en) * | 2023-05-06 | 2023-06-23 | 四川弥韧科技有限公司 | Automatic production system of gas meter section |
| CN116276058B (en) * | 2023-05-06 | 2023-08-29 | 四川弥韧科技有限公司 | Automatic production system of gas meter section |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102291536B1 (en) | Apparatus and method for testing a battery pack | |
| KR101004006B1 (en) | Manufacturing Method of Battery Pack and Manufacturing Process Monitoring System for the Same | |
| KR101004252B1 (en) | Manufacturing Process of Battery Pack Using Moving Apparatus for Battery Cell | |
| CN105904209B (en) | A kind of assembling line of automobile combination meter | |
| CN214383029U (en) | Gas table finished product final assembly and packaging production line | |
| US20090274948A1 (en) | Cordless power tool battery pack system | |
| CN105204198A (en) | Display panel and test system for display panel | |
| CN206920350U (en) | A kind of battery core welds testing agency | |
| CN211784260U (en) | Automatic change blade and detect center | |
| KR101472875B1 (en) | Manufacturing Apparatus of Battery Pack of Novel Structure | |
| CN209803303U (en) | Soft packet of power battery OCV test equipment | |
| CN116224108A (en) | Battery accessory supplies accuse detection device | |
| CN114639876A (en) | Support PACK production line equipment and intelligent management and control platform of many money lithium cell modules | |
| CN207281268U (en) | Measuring equipment detecting system | |
| CN213455772U (en) | Gas table radio communication and consumption testing arrangement | |
| CN208753443U (en) | Battery assembly equipment | |
| CN216117903U (en) | Portable PCBA fault detection device | |
| CN113941792A (en) | Full-automatic assembly welding production line system of oil sprayer | |
| CN213455771U (en) | Gas table running-in testing arrangement | |
| CN216707501U (en) | Intelligent mechanical arm for automatically sorting certificates | |
| US20220367982A1 (en) | Battery Module, Components, and Method of Assembly | |
| KR101807868B1 (en) | Manufacturing Method of Battery Pack | |
| CN220437723U (en) | BOX TOSA LIV test system without contact pin | |
| CN220525861U (en) | Wireless test fixture of battery | |
| CN217060363U (en) | Gateway function test machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |