CN219597521U - Automobile rear axle differential mechanism shell cleaning device - Google Patents
Automobile rear axle differential mechanism shell cleaning device Download PDFInfo
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- CN219597521U CN219597521U CN202320390135.8U CN202320390135U CN219597521U CN 219597521 U CN219597521 U CN 219597521U CN 202320390135 U CN202320390135 U CN 202320390135U CN 219597521 U CN219597521 U CN 219597521U
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- rear axle
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Abstract
The utility model discloses a cleaning device for a rear axle differential shell of an automobile, which comprises a combined machine body, wherein a cleaning chamber, a rinsing chamber, a drying chamber and an internal conveying unit for conveying the rear axle differential shell of the automobile are arranged in the combined machine body; an ultrasonic generating unit is arranged in the cleaning chamber; a surge generating unit is arranged in the rinsing chamber; the drying room is internally provided with a scanning drying unit, and both ends of the top of the combined machine body are provided with air exhaust and fog dissipation units. The utility model has reasonable structural design, simplified process flow and advanced cleaning mode, firstly, the impurities in the inner cavity of the differential case are effectively stripped under the vibration of ultrasonic waves, then the impurities in the inner cavity are easily discharged under the continuous surge of surge, the cleanliness of the inner cavity is effectively controlled, and simultaneously, the utility model has low one-time investment and use cost, improves the production efficiency, can meet the requirement of mass production and improves the product quality, thereby ensuring the running stability and the driving safety of the rear axle main speed reducer assembly.
Description
Technical Field
The utility model belongs to the technical field of automobile cleaning devices, and particularly relates to a cleaning device for an automobile rear axle differential case, which is used for reasonably controlling the cleanliness of an inner cavity of the differential case in a surge type dipping and ultrasonic cleaning mode.
Background
The cleanliness of the rear axle differential shell of the automobile relates to the operation reliability of the rear axle main speed reducer assembly, and the existing rear axle differential shell cleaning machine mainly comprises two types of cleaning machines: although the spray type cleaning equipment can realize that high-pressure water flows around spray the inner surface and the outer surface of the differential case, the cleaning effect of sprayed parts is ideal, but the spray type cleaning equipment is limited by the structure of the differential case, has poor cleaning effect of an inner cavity, and cannot meet the requirements of the cleanliness of the inner cavities of various differential cases; the other is a step-by-step through spray type axle housing cleaning device, although the fixed-point positioning of high-pressure water flow on the inner and outer surfaces of the differential housing can be realized, the cleaning effect of the sprayed part is ideal, but the cleaning effect of the sprayed part is limited by the inner cavity structure of the differential housing, the inner cavity cleaning effect is poor, and the fixed-point positioning is only suitable for cleaning single or small quantity of axle housings, so that the cleaning requirement of the inner cavities of the differential housings in batches of multiple varieties cannot be met; and the cleaning effect is not ideal enough for the multi-variety differential case with large structural variation, so that the differential case cleaning device with low input and use cost, high production efficiency and good cleaning effect is needed.
To solve the above-mentioned problems, in the "a differential case cavity cleaning device" of patent publication No. CN 211217862U, a structure is disclosed in which: the cleaning device comprises a workbench, wherein a support is arranged on the workbench, a driving motor is arranged on the support, a first air cylinder is arranged on a driving shaft of the driving motor, a baffle is arranged at one end of the first air cylinder, a second air cylinder is arranged at one end of the baffle, a first connecting rod is hinged to a cylinder body of the second air cylinder, a second connecting rod is hinged to the end portion of a piston rod of the second air cylinder, one end of the first connecting rod and one end of the second connecting rod are connected in a mutually rotating mode, two inverted L-shaped cleaning frames are symmetrically arranged on the workbench, bristles are arranged on the outer side of one cleaning frame, a plurality of spray heads are arranged on the other cleaning frame, and a water pump is connected to the spray heads. According to the technical scheme, although the problem of poor cleanliness of the inner cavity of the existing differential mechanism shell can be solved, the differential mechanism shell has the advantages of ensuring the cleanliness of the differential mechanism shell and the like, the motor drives the differential mechanism shell to rotate, so that bristles and the spray head extend into the inner cavity to brush, cleaning of the inner cavity of the differential mechanism shell which can be brushed by the bristles can be realized, continuous automatic cleaning of the inner cavity which cannot be brushed by the brush and sprayed by the spray head when the structure of the differential mechanism shell is changed cannot be completed, the production efficiency is low, and the differential mechanism shell is not suitable for continuous production of multiple varieties.
In the "cleaning device for producing differential case with self-cleaning function" with bulletin number CN 216323706U, the technical points described are: the device comprises a fixing frame, a driving mechanism is clamped on the upper surface of the fixing frame, an output shaft of the driving mechanism is fixedly connected with the lower surface of a first gear, and the first gear is meshed with a second gear. Through setting up actuating mechanism, flabellum, water pipe, spray pipe and splint, control water pump work, differential mechanism shell surface and inside attached piece are washed down in the protection casing and then move the water tank through flexible hose and pipe in, and the protection casing can block the drop of water and the sweeps that splash in the cleaning process simultaneously for drop of water and sweeps can not splash around the device and then cause the influence to the environment on every side, and pivoted flabellum can air-dry the moisture on differential mechanism shell surface fast. However, according to the method for cleaning the rotating differential case, although the differential case can be sprayed and cleaned in a rotating manner, manual cleaning is replaced, the device is simple and occupies a small area, the rinsing and oil-water separation procedures are not needed in the follow-up process, cleaning agents and greasy dirt impurities are easy to remain on the surface of the differential case to influence the follow-up assembly and coating, the production efficiency is low, and the method is not suitable for batch continuous production.
The utility model discloses an in "automobile rear axle housing surge cleaning device" with the bulletin number of CN215466446U, which comprises a machine body, wherein a cleaning chamber, a rinsing chamber and a blow-drying chamber are arranged in the machine body, and an internal conveying unit for conveying the automobile rear axle housing is also arranged; the inside of the machine body is also provided with a surge generating unit and a circulating filtering unit. The device has overcome traditional washing inner chamber impurity and can not effective exhaust problem. However, since the automobile rear axle differential housing is different from the steel axle housing, the automobile rear axle differential housing is usually a casting, a lot of sand grains are adhered to the surface in the casting process of the casting, and the surge cleaning can not clean the adhered impurities well, so that the cleaning effect is poor.
Disclosure of Invention
The utility model aims to provide an automobile rear axle differential shell cleaning device, which solves the problems that more impurities such as scrap iron sand particles in the inner cavity of the existing differential shell cannot be effectively discharged, the operation of gears in a cavity can be greatly influenced during use, the cleanliness of the inner cavity of the rear axle differential shell cannot be guaranteed, and the like.
The technical scheme adopted by the utility model is as follows: automobile rear axle differential mechanism shell belt cleaning device, its characterized in that: comprises a combined machine body and a control device,
the inside of the combined machine body is provided with a cleaning chamber, a rinsing chamber, a drying chamber and an internal conveying unit for conveying a rear axle differential shell of the automobile;
an ultrasonic generating unit is arranged in the cleaning chamber and comprises a water tank with a heater, a side face and a bottom ultrasonic generator which are connected with the inner wall of the water tank, and a pump which is connected with the water tank, and the ultrasonic generating unit also comprises an oil-water separator and a fine filter;
a surge generating unit is arranged in the rinsing chamber; the surge generating unit comprises a liquid storage tank with a heater, a pump connected with the liquid storage tank, a nozzle connected with the pump through a pipeline, an air tap communicated with a high-pressure air source, an oil-water separator, a fine filter and a surge heater communicated with the fine filter;
the drying room is internally provided with a scanning drying unit, and both ends of the top of the combined machine body are provided with air exhaust and fog dissipation units.
Further: the automatic feeding device comprises a feeding end, a discharging end, an external conveying unit, a turnover frame return roller path and a turnover frame feeding device, wherein the external conveying unit comprises a feeding motor-driven roller path fixed at the feeding end, a discharging motor-driven roller path fixed at the discharging end, a feeding transverse roller path and a discharging transverse roller path which are respectively connected with the feeding motor-driven roller path and the discharging motor-driven roller path, and the turnover frame return roller path is used for connecting the feeding transverse roller path and the discharging transverse roller path, and the turnover frame automatically returns to the feeding end after discharging.
Further: the bottom of the combined machine body is provided with a footing screw for adjusting horizon.
Further: the nozzle is arranged at the inner wall of the lower part of the cleaning chamber or the rinsing chamber, and the air tap is arranged below the nozzle.
Further: the exhaust fog-removing unit comprises exhaust fog fans assembled at two ends of the top of the combined machine body, and an exhaust pipeline connected with the output end of the exhaust fog fans and discharged outdoors.
Further: the internal transport unit includes a gripping member, a lifting member, and a translating member.
The utility model has the advantages that: the utility model has reasonable structural design, simplified process flow and advanced cleaning mode, firstly, the impurities in the inner cavity of the differential case are effectively stripped under the vibration of ultrasonic waves, then the impurities in the inner cavity are easily discharged under the continuous surge of surge, the cleanliness of the inner cavity is effectively controlled, and simultaneously, the utility model has low one-time investment and use cost, improves the production efficiency, can meet the requirement of mass production and improves the product quality, thereby ensuring the running stability and the driving safety of the rear axle main speed reducer assembly.
In this scheme, wash and adopt ultrasonic wave immersion cleaning, surge immersion rinsing two kinds of advanced mixed cleaning methods, the clean mode that weathers after rinsing keeps the fog processing mode of surrounding environment, and can realize different variety differential mechanism shell mixed line batch cleaning, weather. The device can realize ultrasonic cleaning, surge rinsing and blow-drying in all directions, can effectively discharge impurities in the inner cavity of the differential mechanism shell, and has good cleaning effect. The novel automatic cleaning device has the advantages of reasonable and advanced structure, convenience in use, high flexibility and automation degree, suitability for continuous batch use of multiple varieties, strong universality, stability in cleaning Cheng Gaoxiao, low input cost and use cost, good cleaning effect, low labor intensity and the like. Therefore, the utility model solves the problems that the inner cavity of the existing automobile rear axle differential case has more impurities and cannot ensure the cleanliness of the differential case.
Drawings
The technical scheme of the utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of a construction of the present utility model;
FIG. 2 is a top view of FIG. 1;
the serial numbers in the figures illustrate: the automatic feeding device comprises a feeding motor-driven roller way, a 2 differential shell, a 3 internal conveying unit, a 4 access door, a 5 cleaning chamber, a 6 rinsing chamber, a 7 blow-drying chamber, an 8-row fog fan, a 9-blanking motor-driven roller way, a 10 ultrasonic generator, an 11-bottom ultrasonic generator, a 12-rinsing air tap, a 13-rinsing water nozzle, a 14-circle rotating frame, a 15-scanning blow-drying unit, a 16-combined machine body, 17-foot adjusting screw, an 18-feeding transverse roller way, a 19-cleaning pump, a 20-cleaning water tank heater, a 21-cleaning oil-water separator, a 22-cleaning fine filter, a 23-ultrasonic cleaning heater, a 24-surge rinsing heater, a 25-rinsing fine filter, a 26-rinsing water tank heater, a 27-rinsing oil-water separator, a 28-rinsing pump, a 29-air purifier, a 30-blanking transverse roller way and a 31-circle returning roller way.
Detailed Description
The specific structure of the present utility model will be described in detail with reference to fig. 1 to 2. The cleaning device for the rear axle differential shell of the automobile comprises a combined machine body 16,
the inside of the combined machine body is provided with a cleaning chamber 5, a rinsing chamber 6 and a blow-drying chamber 7, and is also provided with an internal conveying unit 3 for conveying the rear axle differential case 2 of the automobile;
an ultrasonic generating unit is arranged in the cleaning chamber and comprises a water tank with a heater, an ultrasonic generator connected with the inner wall of the water tank, a pump connected with the water tank, an oil-water separator and a fine filter; the ultrasonic wave generator is characterized in that the ultrasonic wave generator comprises a set of ultrasonic wave generators 10 which are arranged at the front and the rear and are connected with the inner wall of the cleaning water tank, and a bottom ultrasonic wave generator 11 which is arranged at the bottom, wherein the ultrasonic wave generators are respectively consistent with the front, the rear and the bottom of the turnover frame in size, the ultrasonic wave vibration effect is better, a cleaning pump 19 is connected with the water tank of the cleaning chamber, the ultrasonic wave generator also comprises a cleaning oil-water separator 21, a cleaning fine filter 22 connected with the oil-water separator through a pipeline, and an ultrasonic wave cleaning heater 23 communicated with the cleaning fine filter 22;
a surge generating unit is arranged in the rinsing chamber; the surge generating unit comprises a liquid storage tank with a heater, a pump connected with the liquid storage tank, a nozzle connected with the pump through a pipeline, an air tap communicated with a high-pressure air source, an oil-water separator, a fine filter and a surge heater communicated with the fine filter; the device is provided with a set of relatively independent rinsing liquid storage tanks corresponding to the rinsing chambers, a rinsing pump 28 connected with the rinsing liquid storage tanks, a rinsing water nozzle 13 connected with the rinsing pump through a pipeline, and a rinsing air tap 12 communicated with a high-pressure air source, wherein the surge generating unit further comprises a rinsing oil-water separator 27, a rinsing fine filter 25 and a surge rinsing heater 24 communicated with the rinsing fine filter;
a scanning blow-drying unit 15 is arranged in the blow-drying chamber, and the structure of the scanning blow-drying unit is the same as that of the prior art; an air exhaust and fog dissipation unit is arranged at the upper part of the blow-drying chamber.
Preferably: the automatic feeding and discharging device comprises a feeding end, a discharging transverse moving roller path (18) and a discharging transverse moving roller path (30) which are respectively connected with the feeding end and the discharging end, and a turnover frame return roller path (31) which is used for connecting the feeding transverse moving roller path and the discharging transverse moving roller path, wherein the external conveying unit comprises a feeding movable roller path (1) which is fixed at the feeding end, a discharging movable roller path (9) which is fixed at the discharging end, and a turnover frame return roller path (31) which is used for connecting the feeding transverse moving roller path and the discharging transverse moving roller path, and the turnover frame (14) automatically returns to the feeding end through the matching of the roller paths after discharging.
Preferably: the bottom of the combined machine body is provided with a footing adjusting screw 17 for adjusting the horizon.
Preferably: the nozzle is arranged at the inner wall of the lower part of the cleaning chamber or the rinsing chamber, and the air tap is arranged below the nozzle.
Preferably: the exhaust and fog dissipation unit comprises exhaust fans 8 assembled at two ends of the top of the combined machine body, and exhaust pipelines connected with the output ends of the exhaust fans and exhausted outdoors. The end of the exhaust line communicates with an air cleaner 29.
Preferably: the structure of the internal conveying unit is the same as that of the prior art, and comprises a grabbing component, a lifting component and a shifting component.
Preferably: an access door 4 is arranged at the side surfaces of the cleaning chamber 5, the rinsing chamber 6 and the blow-drying chamber 7.
The present utility model will be described in further detail by specific construction and operation.
The cleaning device for the rear axle differential shell of the automobile comprises a combined machine body, a surge cleaning system, a surge rinsing system, a blow-drying system, an exhaust and fog dissipation system and the like. The combined machine body 16 consists of a cleaning chamber 5, a rinsing chamber 6, a blow-drying chamber 7 and a conveying system, and is respectively and fixedly assembled with the combined machine body through connecting bolts; the bottom of the combined machine body 16 is provided with an adjustable horizontal footing screw 17 so as to be adjusted at any time, and the machine body and the return mechanism are in an optimal working state.
The transport system comprises an inner transport unit 3 above the inside of the combined body 16 and an outer transport system for assembly outside the combined body. The external conveying system comprises a feeding motorized roller path 1 fixed at the feeding end, a discharging motorized roller path 9 fixed at the discharging end, a feeding transverse roller path 18 and a discharging transverse roller path 30 which are respectively connected with the feeding motorized roller path 1 and the discharging motorized roller path 9, and a turnover frame return roller path 31 for connecting the transverse roller paths, wherein the turnover frame automatically returns to the feeding end after discharging. In order to facilitate maintenance, the side surfaces of the cleaning chamber 5, the rinsing chamber 6 and the blow-drying chamber 7 are provided with access doors 4.
The ultrasonic cleaning system consists of a cleaning chamber 3, an ultrasonic generating system and a cleaning water tank, wherein the cleaning water tank is assembled on the right side (feeding direction) of the combined machine body 16; the ultrasonic wave generating system comprises ultrasonic wave generators 10 and 11 which are assembled on three surfaces of the front, rear and bottom of the inner wall of the cleaning water tank and are equivalent to the front, rear and bottom surfaces of the turnover frame, a cleaning pump 19 which is assembled on one side of the cleaning water tank, a cleaning oil-water separator 21 which is assembled on the cleaning water tank, a cleaning fine filter 22 and a cleaning water tank heater 20, and three ultrasonic wave generators which are assembled on the front, rear and lower sides of the inner wall of the cleaning chamber 5 to form an ultrasonic wave vibration state, wherein the ultrasonic wave generators are respectively the front ultrasonic wave generator 10, the rear ultrasonic wave generator 10 and the bottom ultrasonic wave generator 11. The cleaning liquid is filtered and purified by a magnetic filter basket, a cleaning plugboard filter screen, a cleaning oil-water separator 21, a cleaning fine filter 22 and the like, the cleaning magnetic filter basket, the plugboard filter screen, the oil-water separator and the fine filter shell are made of stainless steel materials, and the cleaning fine filter bag is made of non-woven fabrics. The cleaning liquid sequentially flows through the cleaning fine filter, the pipeline, the cleaning chamber, the magnetic filter basket, the plugboard filter screen, the cleaning oil-water separator and continuously circulates to perform the self filtering purification and oil-water separation effects while playing a cleaning role under the driving of the cleaning pump 19.
The surge rinsing system consists of a rinsing chamber 6, a surge rinsing water-air system and a rinsing liquid storage tank, wherein the rinsing liquid storage tank is assembled on the left side (feeding direction) of the combined machine body 16 and is tightly abutted against the cleaning liquid storage tank; the surge rinsing water vapor system comprises a water and air circulation pipeline, the water circulation pipeline comprises a rinsing pump 28 assembled on one side of a rinsing liquid storage tank, a rinsing oil-water separator 27 assembled on the rinsing liquid storage tank, a rinsing fine filter 25 and a rinsing water tank heater 26, a surge rinsing heater 24 assembled between a rinsing chamber 6 and the rinsing liquid storage tank, and a plurality of rinsing water nozzles 13 assembled on the inner wall of the middle lower part of the rinsing chamber 6 to form a surge state; the air circulation pipeline is composed of a plurality of rinsing air nozzles 12 which are assembled at the four corners of the middle and lower part of the rinsing chamber 6 and used for pushing the surge state. The filtering and purifying of the rinsing liquid comprises a magnetic filtering basket, a rinsing oil-water separator 27, a rinsing fine filter 25 and the like, wherein the filtering basket, the rinsing oil-water separator and the rinsing fine filter are made of stainless steel materials, and the rinsing fine filter bag is made of non-woven fabrics. The rinsing liquid sequentially flows through a rinsing fine filter, a spray pipe, a rinsing chamber, a filtering basket, a plugboard filter screen, a rinsing oil-water separator and continuously circulates to perform the rinsing function and simultaneously continuously perform the self filtering purification and oil-water separation functions.
The scanning blow-drying unit 15 is assembled in the blow-drying chamber 7 and is connected to a compressed air pipeline outside the blow-drying chamber 7 and purified by an air purifier 29.
The exhaust fog-removing system comprises fog-removing fans 8 assembled at two ends of the top of the combined machine body 16, and the two fog-removing fans 8 discharge fog at two ends to the outside of a room through an exhaust pipeline, so that the surrounding working environment is ensured.
Specific cleaning process
The differential mechanism shell is manually placed on a feeding motorized roller path turnover frame, the feeding port of a cleaning chamber is automatically entered, a manipulator driven by an internal conveying unit grabs the turnover frame with the differential mechanism shell, the turnover frame is conveyed into the cleaning chamber and descends to the lower part of a tank body, an ultrasonic generator in the cleaning chamber starts to work, cleaning voltage and current are set, ultrasonic dipping cleaning and vibration stripping are carried out, the differential mechanism shell is immersed in cleaning liquid for ultrasonic cleaning, and redundant cleaning liquid returns to a cleaning liquid storage tank through overflow on the cleaning chamber. After the automatic rinsing device is cleaned for a certain time, the manipulator grabs the turnover frame, ascends and conveys the turnover frame to the lower part of the tank body in the rinsing chamber, the water nozzle and the air tap in the rinsing chamber start to work, the rinsing pressure and the compressed air pressure are set, the spraying type fixed-point positioning rinsing and the blowing are carried out, the differential mechanism shell is immersed in the rinsing liquid to carry out the surge rinsing along with the gradual rise of the liquid level in the rinsing chamber, the rinsing liquid in the surge state is pushed to rapidly surge under the action of the blowing, and the redundant rinsing liquid returns to the rinsing liquid storage tank through the overflow on the rinsing chamber. And then the mist is scanned and dried through a drying chamber, mist generated in the cleaning/rinsing process is discharged to the outside by the mist discharging fans at the two ends of the machine body, the dried differential mechanism shell is discharged from the blanking port, the differential mechanism shell is manually taken down by cleaning operators, and the turnover frame returns to the feeding end through the return mechanism, so that the whole cleaning, rinsing and drying processes are completed. In order to ensure cleaning liquid/rinsing liquid to be clean, the cleaning liquid is divided into a main water tank and a secondary water tank, wherein the main water tank is a tank body of a cleaning chamber, liquid flushed from the surface and the inner cavity of the differential mechanism shell is subjected to coarse filtration by a magnetic filtration basket/plugboard filter screen and then enters the secondary water tank (a water storage tank), and then is pumped up by a water pump on the secondary water tank to pass through an oil-water separator and a fine filter, and enters the main water tank to clean/rinse the differential mechanism shell so as to ensure the cleanliness of the differential mechanism shell.
Claims (6)
1. Automobile rear axle differential mechanism shell belt cleaning device, its characterized in that: comprises a combined machine body and a control device,
the inside of the combined machine body is provided with a cleaning chamber, a rinsing chamber, a drying chamber and an internal conveying unit for conveying a rear axle differential shell of the automobile;
an ultrasonic wave generating unit and a surge generating unit are arranged in the cleaning chamber, the ultrasonic wave generating unit comprises a water tank with a heater, an ultrasonic wave generator connected with the inner wall of the water tank, and a pump connected with the water tank, and the ultrasonic wave generating unit further comprises an oil-water separator and a fine filter;
a surge generating unit is arranged in the rinsing chamber; the surge generating unit comprises a liquid storage tank with a heater, a pump connected with the liquid storage tank, a nozzle connected with the pump through a pipeline, an air tap communicated with a high-pressure air source, an oil-water separator, a fine filter and a surge heater communicated with the fine filter;
a scanning blow-drying unit is arranged in the blow-drying chamber, and an exhaust and fog dissipation unit is arranged at the upper part of the blow-drying chamber.
2. The automobile rear axle differential case cleaning apparatus according to claim 1, wherein: the automatic feeding device comprises a feeding end, a discharging end, an external conveying unit, a turnover frame return roller path and a turnover frame feeding device, wherein the external conveying unit comprises a feeding motor-driven roller path fixed at the feeding end, a discharging motor-driven roller path fixed at the discharging end, a feeding transverse roller path and a discharging transverse roller path which are respectively connected with the feeding motor-driven roller path and the discharging motor-driven roller path, and the turnover frame return roller path is used for connecting the feeding transverse roller path and the discharging transverse roller path, and the turnover frame automatically returns to the feeding end after discharging.
3. The automobile rear axle differential case cleaning apparatus according to claim 1, wherein: the bottom of the combined machine body is provided with a footing screw for adjusting horizon.
4. The automobile rear axle differential case cleaning apparatus according to claim 1, wherein: the nozzle is arranged at the inner wall of the lower part of the cleaning chamber or the rinsing chamber, and the air tap is arranged below the nozzle.
5. The automobile rear axle differential case cleaning apparatus according to claim 1, wherein: the exhaust fog-removing unit comprises exhaust fog fans assembled at two ends of the top of the combined machine body, and an exhaust pipeline connected with the output end of the exhaust fog fans and discharged outdoors.
6. The automobile rear axle differential case cleaning apparatus according to claim 1, wherein: the internal transport unit includes a gripping member, a lifting member, and a translating member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320390135.8U CN219597521U (en) | 2023-03-06 | 2023-03-06 | Automobile rear axle differential mechanism shell cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320390135.8U CN219597521U (en) | 2023-03-06 | 2023-03-06 | Automobile rear axle differential mechanism shell cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219597521U true CN219597521U (en) | 2023-08-29 |
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ID=87741827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320390135.8U Active CN219597521U (en) | 2023-03-06 | 2023-03-06 | Automobile rear axle differential mechanism shell cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219597521U (en) |
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2023
- 2023-03-06 CN CN202320390135.8U patent/CN219597521U/en active Active
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