CN112556942A - Storage battery air tightness detection device - Google Patents
Storage battery air tightness detection device Download PDFInfo
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- CN112556942A CN112556942A CN202011491343.4A CN202011491343A CN112556942A CN 112556942 A CN112556942 A CN 112556942A CN 202011491343 A CN202011491343 A CN 202011491343A CN 112556942 A CN112556942 A CN 112556942A
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- 238000001514 detection method Methods 0.000 title claims abstract description 41
- 238000003825 pressing Methods 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000000463 material Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 238000007789 sealing Methods 0.000 description 4
- 206010015856 Extrasystoles Diseases 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 101100408352 Drosophila melanogaster Plc21C gene Proteins 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/06—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4228—Leak testing of cells or batteries
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- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a storage battery air tightness detection device which comprises a first rack and a second rack, wherein a support plate is arranged above the first rack, a pneumatic triple piece is arranged on the side surface of the support plate, a battery bearing platform is arranged below the second rack, a first mounting plate is arranged on the second rack, and the first mounting plate is connected with a first air charging device in a sliding mode. The storage battery air tightness detection device can accurately and effectively detect the air tightness of a storage battery, can qualitatively detect whether the storage battery leaks air or not, can detect the specific air leakage position of the storage battery, can shoot the false leakage phenomenon of the storage battery, has reliable and accurate detection result, can realize full automation, and can effectively save manpower and material resources.
Description
Technical Field
The invention relates to the technical field of storage battery air tightness detection, in particular to a storage battery air tightness detection device.
Background
The tightness of the seal between the large cover and the casing of a storage battery, particularly an exhaust type sealed lead-acid storage battery, directly influences the performance of the battery. The large cover and the shell are formed by hot melting and sealing, and the sealing airtightness of the large cover and the shell of the storage battery is detected by observing whether the sealing surface is firmly welded or not in a manual stripping mode at present, so that the method is easy to misjudge, and the strength of the whole welding part cannot be accurately judged; in the detection of the sealing airtightness of the large cover and the casing of the storage battery, at present, a detection method is used for injecting or extracting air into or from each unit storage battery which is not injected with electrolyte, so that the difference between the internal air pressure and the atmospheric pressure is equal to 20Kpa, and the reading of a pressure gauge is not changed within 3 s-5 s. The weak part is often not detected by using the method, and the electrolyte leakage of the storage battery starts from the weak part.
Disclosure of Invention
The invention provides a device for detecting the air tightness of a storage battery, which can accurately and effectively detect the air tightness of the storage battery.
The invention adopts the following technical scheme for solving the technical problems:
the utility model provides a battery gas tightness detection device, includes first frame, second frame, first frame top is equipped with the backup pad, the backup pad side-mounting has pneumatic trigeminy piece, second frame below is equipped with battery bearing platform, be equipped with first mounting panel in the second frame, first mounting panel sliding connection has a first aerating device, a first aerating device passes through the trachea and is connected with pneumatic trigeminy piece, a first aerating device includes first triangle-shaped connecting piece, a drive assembly, a triangle-shaped connecting piece one side is connected with first mounting panel, and the opposite side is connected with a driving piece drive assembly, a drive assembly below is equipped with first locating plate, a locating plate side-mounting has first curb plate, first curb plate joint has first clamp plate, be equipped with a plurality of gas heads on the first clamp plate.
Preferably, the first driving assembly comprises a first cylinder, a first guide pillar and a first connecting plate, the first cylinder and the first guide pillar are mounted on the first connecting plate, and a second pressing plate is further arranged below the first pressing plate.
Preferably, a third connecting plate is arranged above the second rack, and a third driving assembly is connected above the third connecting plate.
Preferably, the third driving assembly includes a third guide post and a third cylinder, and the support plate is provided with a through hole corresponding to the third guide post and the third cylinder.
Preferably, a first frame body is arranged below the first frame body, a third frame body is arranged below the first frame body, a water tank is arranged in a space formed by the third frame body, a first fixing piece is arranged below the water tank, and a second fixing piece is arranged below the first fixing piece.
Preferably, a PLC controller is mounted on the third frame.
Preferably, a control panel is further arranged above the first rack and connected with the PLC, and a plurality of pressure gauges, a plurality of pressure displays, a plurality of buzzers, a start key and an emergency stop key are arranged on the control panel.
Preferably, still be equipped with the second mounting panel in the second frame, second mounting panel sliding connection has second aerating device, second aerating device includes second triangular connection spare, second drive assembly, second triangular connection spare one side is connected with the second mounting panel, and the opposite side is connected with second driving piece drive assembly, second drive assembly below is equipped with the second locating plate, second locating plate side-mounting has the second curb plate, second curb plate has the third clamp plate to articulate, be equipped with a plurality of inflation needles on the third clamp plate.
Preferably, the second driving assembly comprises a second cylinder, a second guide pillar and a second connecting plate, the second cylinder and the second guide pillar are mounted on the first connecting plate, and a fourth pressing plate is further arranged below the third pressing plate.
Preferably, battery bearing platform bearing frame, bearing plate, the bearing plate is located the bearing frame below, be equipped with the bearing mounting panel on the bearing frame, install the fixed block on the bearing mounting panel.
Preferably, the bottom of the storage battery air tightness detection device is also provided with a pulley.
The PLC controller be connected with first cylinder, second cylinder, third cylinder electricity respectively and the control end electricity of the solenoid valve on the gas circuit is connected, aerify the needle and pass through the PLC controller control, specifically with the solenoid valve control that establishes in the PLC, whole testing process all accomplishes through the PLC controller control, the action order of every cylinder, inflation time and pressurize time are all deposited in the PLC controller through predetermineeing good suitable value, the measurement personnel only need press the start key, the device can accomplish the gas tightness automatically and detect. Meanwhile, an emergency stop key is also arranged, so that the working process of the device can be called at any time when an accident happens. When the PLC detects that the pressure in the gas circuit is smaller than a set value, the buzzer controls the alarm device to send alarm information to prompt a worker that the gas tightness problem exists in the battery to be detected, and therefore the detection accuracy is improved.
The invention has the beneficial effects that: (1) the storage battery air tightness detection device can accurately and effectively detect the air tightness of a storage battery, can qualitatively detect whether the storage battery leaks air or not, can detect the specific air leakage position of the storage battery, can shoot the false leakage phenomenon of the storage battery, has reliable and accurate detection result, can realize full automation, and can effectively save manpower and material resources; (2) when the storage battery air tightness detection device is used for detecting, whether the storage battery leaks air or not is firstly detected qualitatively, if the storage battery leaks air, a specific air leakage part is detected subsequently, if the storage battery does not leak air, water inflow detection is not needed, and the storage battery is prevented from being damaged by the water inflow detection.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is another schematic structural view of the present invention;
FIG. 3 is a schematic structural view of a battery load-bearing platform according to the present invention;
FIG. 4 is a schematic view of a first inflator device according to the present invention;
FIG. 5 is a schematic view of a second inflator device according to the present invention;
FIG. 6 is a schematic structural diagram of a device for detecting the airtightness of a storage battery according to the present invention;
the notation in the figure is: 1. A battery load-bearing platform; 111. a bearing frame; 112. a bearing plate; 113. a load bearing mounting plate; 114. a fixed block; 2. a first frame; 3. a second frame; 4. a first mounting plate; 5. A first inflator; 51. a first triangular connector; 52. a first cylinder; 53. a first guide post; 54. a first connecting plate; 55. a first positioning plate; 56. a first side plate; 57. an inflation head; 58. a first platen; 59. a second platen; 6. a pneumatic triplet; 7. an air tube; 8. a second mounting plate; 9. a second inflator; 91. a second triangular connector; 92. a second cylinder; 93. a second guide post; 94. a second connecting plate; 95. a second positioning plate; 96. a second side plate; 97. an inflation needle; 98. a third press plate; 99. a fourth platen; 10. a third connecting plate; 11. a support plate; 12. a third guide post; 13. a third cylinder; 14. a control panel; 141. a pressure gauge; 142. a pressure display; 143. a buzzer; 144. a start key; 145. a scram key; 15. a third frame; 16. a first frame body; 17. a water tank; 18. a first fixing member; 19. a second fixing member; 20. a pulley; 21. a PLC controller.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention; the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The embodiment provides a storage battery airtightness detection device, which comprises a first frame 2 and a second frame 3, wherein a support plate 11 is arranged above the first frame 2, a pneumatic triple piece 6 is arranged on the side surface of the support plate 11, a battery bearing platform 1 is arranged below the second frame 3, a first mounting plate 4 is arranged on the second frame 3, the first mounting plate 4 is connected with a first inflation device 5 in a sliding manner, the first inflation device 5 is connected with the pneumatic triple piece 6 through an air pipe 7, the first inflation device 5 comprises a first triangular connecting piece 51 and a first driving component, one side of the first triangular connecting piece 51 is connected with the first mounting plate 4, the other side of the first triangular connecting piece is connected with the first driving component, a first positioning plate 55 is arranged below the first driving component, a first side plate 56 is arranged on the side surface of the first positioning plate 55, and a first pressing plate 58 is clamped on the first side plate 56, a plurality of inflation heads 57 are arranged on the first pressure plate 58.
Further, the first driving assembly includes a first cylinder 52, a first guide post 53, and a first connecting plate 54, the first cylinder 52 and the first guide post 53 are mounted on the first connecting plate 54, and a second pressing plate 59 is further disposed below the first pressing plate 58.
The storage battery to be detected is placed on the battery bearing platform 1, the storage battery to be detected is fixed through the fixing block 114, the distance between the first air charging device 5 and the storage battery to be detected is adjusted through the first air cylinder 52, when the distance is adjusted to be a proper distance, loops 1, 3, 5, 2, 4 and 6 of the storage battery to be detected are respectively connected to an air charging head 57 of the device, then, air exhaust holes of the storage battery to be detected are charged through the first air charging device 5, the pressure is kept at 20-30 kpa, an air source is cut off for 3-5 seconds, qualitative detection can be carried out on whether the storage battery to be detected leaks air or not through the method, if the air pressure of the storage battery to be detected is unchanged, the storage battery to be detected is a qualified product, and if the air pressure.
Further, a third connecting plate 10 is disposed above the second frame 3, and a third driving assembly is connected above the third connecting plate 10.
Further, the third driving assembly includes a third guide post 12 and a third cylinder 13, and the supporting plate 11 is provided with through holes (not shown) corresponding to the third guide post 12 and the third cylinder 13.
Further, a first frame 16 is arranged below the first frame 2, a third frame 15 is arranged below the first frame 16, a water tank 17 is arranged in a space formed by the third frame 15, a first fixing member 18 is arranged below the water tank 17, and a second fixing member 19 is arranged below the first fixing member 18.
Through the detection, if the product is unqualified, sufficient water is injected into the water tank 17 (transparent water tank), the storage battery to be detected is placed on the battery bearing platform 1, the storage battery to be detected is fixed through the fixing block 114, the distance between the first air charging device 5 and the storage battery to be detected is adjusted through the first air cylinder 52, when the distance is adjusted to be proper, the storage battery to be detected is lowered into the water tank 17 through the third air cylinder 13, loops 1, 3, 5 and 2, 4 and 6 of the storage battery to be detected are respectively connected to the air charging head 57 of the device, the air exhaust hole of the storage battery to be detected is charged through the first air charging device 5, the pressure is kept at 20-30 kpa, the air source is cut off for 3-5 seconds at the moment, the generation position of the air bubbles is observed, the specific air leakage position can be judged, and the fact whether the bubbles which are emitted are true leakage or false leakage is noticed at the moment, the method comprises the following steps: the position of the bubble generated by the vacuum leakage is fixed, the bubble is uniform and stable, and the bubble can be continuously generated after being wiped; the bubbles generated by false leakage are often caused by the escape of gas in gaps or the deflation of organic matters adhered to the surface of the container to be detected, the positions are not fixed, the bubbles are uneven and smaller, the fewer the bubbles are, the bubbles are not generated after the original bubbles are wiped off, the specific air leakage position can be judged by the method, and no error occurs.
Further, a PLC controller 21 is mounted on the third rack 15.
Further, a control panel 14 is further disposed above the first frame 2, the control panel 14 is connected to the PLC controller 21, and a plurality of pressure gauges 141, a plurality of pressure displays 142, a plurality of buzzers 143, a start key 144, and an emergency stop key 145 are disposed on the control panel 14. The specific number of the plurality is 6.
The PLC controller 21 is respectively electrically connected with the first cylinder 52, the second cylinder 92 and the third cylinder 13 and is electrically connected with a control end of an electromagnetic valve on the gas circuit, the inflating needle 97 is controlled by the PLC controller 21, specifically, is controlled by the electromagnetic valve arranged in the PLC, the whole detection process is controlled and completed by the PLC controller 21, the action sequence, the inflating time and the pressure maintaining time of each cylinder are stored in the PLC controller 21 through preset proper values, a detector only needs to press the starting key 144, and the device can automatically complete the gas tightness detection. Meanwhile, an emergency stop key 145 is also arranged, so that the working process of the device can be called at any time when an accident happens. When the PLC controller 21 detects that the pressure in the gas circuit is smaller than a set value, the buzzer 143 controls the alarm device to send alarm information to prompt a worker that the gas tightness of the storage battery to be detected is poor, so that the detection accuracy is improved, and the full-automatic detection is realized.
Further speaking, still be equipped with second mounting panel 8 on the second frame 3, 8 sliding connection of second mounting panel have second aerating device 9, second aerating device 9 includes second triangle connecting piece 91, second drive assembly, second triangle connecting piece 91 one side is connected with second mounting panel 8, and the opposite side is connected with second driving piece drive assembly, second drive assembly below is equipped with second locating plate 95, 95 side-mounting of second locating plate has second curb plate 96, 96 joints of second curb plate have third clamp plate 98, be equipped with a plurality of inflation needles 97 on the third clamp plate 98.
Further, the second driving assembly includes a second cylinder 92, a second guide post 93, and a second connecting plate 94, the second cylinder 92 and the second guide post 93 are mounted on the first connecting plate 54, and a fourth pressing plate 99 is further disposed below the third pressing plate 98.
The invention can simultaneously detect two storage batteries to be detected, wherein the detection principles of the second air charging device 9 and the first air charging device 5 are consistent, the difference is that the air charging methods are different, the first air charging device 5 charges air through the pneumatic triplet 6, the second air charging device 9 controls the air charging through the air charging valve arranged in the PLC 21, so that two storage batteries to be detected can be detected simultaneously and orderly without confusion, when the two storage batteries are detected simultaneously, specifically, the first air charging device 5 carries out the air charging detection on the loops of the storage batteries 1, 3 and 5 to be detected, the second air charging device 9 carries out the air charging detection on the loops of the storage batteries 2, 4 and 6 to be detected, or the second air charging device 9 carries out the air charging detection on the loops of the storage batteries 1, 3 and 5 to be detected, the first air charging device 5 carries out the air charging detection on the loops of the storage batteries 2, 4 and 6 to be, the detection result can be known by observing the pressure display 142 and looking up the buzzer 143, and full automation is realized.
The battery load-bearing platform comprises a load-bearing frame 111 and a load-bearing plate 112 of the battery load-bearing platform 1, wherein the load-bearing plate 112 is positioned below the load-bearing frame 111, a load-bearing mounting plate 113 is arranged on the load-bearing frame 111, and a fixing block 114 is arranged on the load-bearing mounting plate 113.
The battery to be detected can be well fixed through the battery bearing platform 1, looseness cannot occur, and detection accuracy is improved.
Further, the bottom of the storage battery air tightness detection device is also provided with a pulley 20.
In light of the foregoing description of the preferred embodiment of the present invention, it is to be understood that various changes and modifications may be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the contents of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A storage battery airtightness detection device comprises a first rack (2) and a second rack (3), and is characterized in that a support plate (11) is arranged above the first rack (2), a pneumatic triple piece (6) is installed on the side surface of the support plate (11), a battery bearing platform (1) is arranged below the second rack (3), a first mounting plate (4) is arranged on the second rack (3), the first mounting plate (4) is connected with a first inflation device (5) in a sliding manner, the first inflation device (5) is connected with the pneumatic triple piece (6) through an air pipe (7), the first inflation device (5) comprises a first triangular connecting piece (51) and a first driving component, one side of the first triangular connecting piece (51) is connected with the first mounting plate (4), the other side of the first triangular connecting piece is connected with the first driving component, a first positioning plate (55) is arranged below the first driving component, first curb plate (56) are installed to first locating plate (55) side, first curb plate (56) joint has first clamp plate (58), be equipped with a plurality of heads of aerifing (57) on first clamp plate (58).
2. The battery airtightness detection apparatus according to claim 1, wherein the first driving assembly comprises a first cylinder (52), a first guide post (53), and a first connection plate (54), the first cylinder (52) and the first guide post (53) are mounted on the first connection plate (54), and a second pressing plate (59) is further provided below the first pressing plate (58).
3. The accumulator air-tightness detection device according to claim 1, characterized in that a third connection plate (10) is arranged above the second frame (3), and a third driving assembly is connected above the third connection plate (10).
4. The device for detecting the airtightness of a storage battery according to claim 3, wherein the third driving assembly comprises a third guide post (12) and a third cylinder (13), and the support plate (11) is provided with through holes corresponding to the third guide post (12) and the third cylinder (13).
5. The storage battery airtightness detection apparatus according to claim 1, wherein a first frame body (16) is provided below the first frame (2), a third frame body (15) is provided below the first frame body (16), a water tank (17) is provided in a space formed by the third frame body (15), a first fixing member (18) is provided below the water tank (17), and a second fixing member (19) is provided below the first fixing member (18).
6. The accumulator air-tightness detection device according to claim 5, characterized in that a PLC controller (21) is mounted on the third frame (15).
7. The storage battery airtightness detection apparatus according to claim 6, wherein a control panel (14) is further disposed above the first frame (2), the control panel (14) is connected to the PLC (21), and a plurality of pressure gauges (141), a plurality of pressure displays (142), a plurality of buzzers (143), a start key (144), and an emergency stop key (145) are disposed on the control panel (14).
8. The storage battery air tightness detection device according to claim 4, wherein a second mounting plate (8) is further arranged on the second rack (3), a second air inflation device (9) is slidably connected to the second mounting plate (8), the second air inflation device (9) comprises a second triangular connecting piece (91) and a second driving component, one side of the second triangular connecting piece (91) is connected with the second mounting plate (8), the other side of the second triangular connecting piece is connected with the second driving component, a second positioning plate (95) is arranged below the second driving component, a second side plate (96) is arranged on the side of the second positioning plate (95), a third pressing plate (98) is connected to the second side plate (96) in a clamping manner, and a plurality of air inflation needles (97) are arranged on the third pressing plate (98).
9. The battery airtightness detection apparatus according to claim 8, wherein the second driving assembly comprises a second cylinder (92), a second guide post (93) and a second connecting plate (94), the second cylinder (92) and the second guide post (93) are mounted on the first connecting plate (54), and a fourth pressing plate (99) is further provided below the third pressing plate (98).
10. The storage battery airtightness detection apparatus according to claim 1, wherein the battery load bearing platform (1) comprises a load bearing frame (111) and a load bearing plate (112), the load bearing plate (112) is located below the load bearing frame (111), a load bearing mounting plate (113) is arranged on the load bearing frame (111), and a fixing block (114) is mounted on the load bearing mounting plate (113).
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CN202011491343.4A CN112556942A (en) | 2020-12-17 | 2020-12-17 | Storage battery air tightness detection device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN117824946A (en) * | 2024-03-01 | 2024-04-05 | 山东润通齿轮集团有限公司 | Speed reducer shell air tightness detection device |
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