CN221537483U

CN221537483U - Automobile rear axle half shaft cleaning device

Info

Publication number: CN221537483U
Application number: CN202322509391.7U
Authority: CN
Inventors: 纪长鑫
Original assignee: Liaoning Sg Automotive Group Co ltd
Current assignee: Liaoning Sg Automotive Group Co ltd
Priority date: 2023-09-15
Filing date: 2023-09-15
Publication date: 2024-08-16
Anticipated expiration: 2033-09-15

Abstract

The utility model discloses an automobile rear axle half shaft cleaning device, which is characterized in that: the cleaning machine comprises a combined machine body, wherein a pre-cleaning chamber, a rinsing chamber, a blow-drying chamber and an internal conveying unit are arranged in the combined machine body; an ultrasonic generating unit is arranged in the pre-cleaning chamber; a buffer unit is arranged in the water tank of the pre-cleaning chamber; the cleaning chamber and the rinsing chamber are respectively provided with a spray generating unit; 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 structure of the utility model effectively improves the cleaning effect of the half axle, thereby ensuring the running stability and running safety of the rear axle of the automobile.

Description

Automobile rear axle half shaft cleaning device

Technical Field

The utility model belongs to the technical field of automobile part cleaning devices, and particularly relates to a cleaning device for an automobile rear axle half shaft, which is used for reasonably controlling the cleanliness of the rear axle half shaft in a combined mode of ultrasonic and high-pressure spray cleaning.

Background

The cleanliness of a rear axle half shaft of an automobile relates to the operation reliability of a rear axle assembly, and an existing half shaft cleaning machine mainly comprises two forms: one is continuous through spray type cleaning equipment, although the high-pressure water flow can be realized to spray the surface of the half shaft, the cleaning effect of sprayed parts is ideal, but the cleaning effect is limited by the special structure of the spline of the half shaft, the cleaning effect in the root part of the spline and the key groove is poor, and the requirement of high cleanliness of the half shaft cannot be met; the other is suspension conveying type spraying cleaning equipment, although high-pressure water flow can spray from all directions up and down and left and right, impurities on the surface of a half shaft sprayed by the high-pressure water flow can be cleaned, but the impurities on the surface of the half shaft which cannot be sprayed by the high-pressure water flow can not be cleaned in all directions, and especially the impurities in the root parts of the half shaft spline and the key grooves influence the cleaning effect of the half shaft, so that a rear axle half shaft cleaning device with good cleaning effect, high production efficiency and suitability for batch continuous production is needed.

In order to solve the above problems, in the "a new energy automobile drive axle semi-axis cleaning device" with bulletin number CN208033160U, the disclosed structure is: the cover body, the fixed block, motor output end fixed mounting has the rotating block on base, and the connecting block is installed to the rotating block right side wall, and the rubber sleeve is installed to the lateral wall of connecting block, and water spray plate and stoving board are installed to the internal lateral wall of cover, and the upper side wall of stoving board closely laminates with the heat-conducting rod, through the structure of fixed block, rotating block, connecting block and rubber sleeve, can drive the semi-axis automatically and remove, at the semi-axis removal in-process, washs and dries to the semi-axis. According to the technical scheme, although the problem of poor cleanliness of the existing half shaft can be solved, the half shaft cleaning quality is improved, the advantages of guaranteeing the cleanliness of a rear axle and the like are achieved, the rotating half shaft cleaning method of the technical scheme is capable of spraying and cleaning the half shaft in a rotating mode, the device is simple and small in occupied area, a rinsing process is not needed in the follow-up process, cleaning agents are easy to remain on the surface of the half shaft to affect follow-up assembly and coating, production efficiency is low, and the method is not suitable for batch continuous cleaning operation of the half shaft.

In the "an automobile half shaft cleaning device" with the bulletin number of CN 207271681U, the recorded technical key points are as follows: the base top is equipped with the support, and the support top is equipped with washs the case, and the bottom of wasing the case is through the limbers and leak water fill intercommunication, and leak the bottom outside of water fill and be equipped with the slag tap, leak the bottom delivery port of water fill and be connected with the rose box, rose box inside is equipped with second filter and active carbon filter screen board, and the right-hand member bottom of rose box is connected with the water inlet of circulating pump, and the delivery port of circulating pump and washs the inside intercommunication of case. According to the technical scheme, although the problem of poor cleanliness of the existing half shaft can be solved, the novel semi-shaft cleaning device has the advantages of being simple in structure, improving the semi-shaft cleaning quality, improving the cleanliness and the like, cleaning liquid in the cleaning box is effectively improved through the two filter plates and the active carbon filter screen plate, the half shaft is cleaned without a rinsing process for secondary cleaning, the cleaning liquid is not timely replaced, the semi-shaft cleaning quality is directly affected, the production efficiency is low, and the novel semi-shaft cleaning device is not suitable for large-batch continuous production of the half shaft.

In the "an automobile half shaft cleaning device" with the bulletin number of CN 218014434U, the disclosed structure is: the inner bottom wall of the cleaning box is respectively connected with a driving wheel, a driven wheel and a supporting wheel in a rotating way through a roller mounting seat, the left side face of the cleaning box is connected with a motor, the output end of the motor is connected to the inside of the cleaning box and fixedly connected with the left end of the driving wheel, a water delivery pipe and a wind delivery pipe are respectively arranged on the two inner walls of the cleaning box, a high-pressure spray head is arranged on the surface of the water delivery pipe, and a jet head is arranged on the surface of the wind delivery pipe. According to the technical scheme, although the problem of poor cleanliness of the existing half shaft can be solved, the device has the advantages of being compact in structure, improving the half shaft cleaning quality, improving the cleanliness and the like, cleaning liquid in the cleaning box is effectively improved through impurities filtered by the filter screen, but the half shaft is cleaned without rinsing, oil-water separation and other procedures, the half shaft is secondarily cleaned, the cleaning degree of the cleaning liquid can directly influence the half shaft cleaning quality, namely the replacement timeliness of the cleaning liquid directly influences the half shaft cleaning effect, the production efficiency is low, and the device is not suitable for large-batch continuous cleaning operation of the half shaft.

Disclosure of utility model

The utility model aims to provide an automobile rear axle half shaft cleaning device, which aims to solve the problems that the requirements of customers on the cleanliness of the rear axle half shaft are higher and higher, impurities on the surface of the half shaft, particularly in the root parts of spline grooves and in the spline grooves cannot be effectively removed, the half shaft and gears connected with the spline grooves of the half shaft are worn early, abnormal sound is generated, and the like.

The technical scheme adopted by the utility model is as follows: automobile rear axle semi-axis belt cleaning device, its characterized in that: comprises a combined machine body and a control device,

The combined machine body is internally provided with a pre-cleaning chamber, a rinsing chamber and a blow-drying chamber, and is also provided with an internal conveying unit for conveying a rear axle half shaft;

an ultrasonic generating unit is arranged in the pre-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; a buffer unit is arranged in the water tank of the pre-cleaning chamber;

the cleaning chamber and the rinsing chamber are respectively provided with a spray generating unit; the spraying generation unit comprises a water tank with a heater, a pump connected with the water tank, a spray pipe assembly connected with the pump through an annular pipeline, a spraying system connected with the spray pipe assembly, an oil-water separator and a 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 spraying system comprises annular spray pipes fixed on the left side and the right side of the cleaning chamber and the rinsing chamber and above and below the conveying chain, and adjustable nozzles arranged on the annular spray pipes.

Further: the buffer unit comprises a buffer plate, and the buffer plate is connected with the bottom of the water tank of the pre-cleaning chamber through a buffer spring at the corner.

Further: the internal conveying unit comprises a lifting conveying mechanism assembled on an internal lifting part in the pre-cleaning chamber and a conveying chain mechanism connected with each station translation part for horizontal conveying.

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.

The utility model has the advantages that: the utility model has reasonable structural design, simplified process flow, accurate spray fixed point positioning, quick stripping of impurities on the surface of the half shaft, especially on the root of the half shaft spline and the key groove part under ultrasonic vibration, easy removal of impurities under the action of high-pressure spray cleaning and rinsing, low one-time investment and use cost while effectively controlling the cleanliness of the half shaft, improved production efficiency, capacity of meeting mass production, reduction of early abrasion and abnormal sound of the half shaft and the gear connected with the half shaft spline, and improvement of product quality, thereby ensuring the running stability and running safety of the rear axle of the automobile.

In this scheme, the mixed cleaning mode of ultrasonic wave immersion cleaning, high pressure spray rinsing is adopted in the pre-cleaning, and the clean mode that weathers after the rinsing keeps the fog processing mode of surrounding environment, and can realize the mixed line batch cleaning of different varieties rear axle semi-axis and weather. The fixed-point positioning and ultrasonic pre-cleaning, high-pressure spray rinsing and blow-drying can be realized in an omnibearing manner, so that impurities on the surface of the half shaft, especially on the root part of the spline and the key slot part can be effectively removed, and the cleaning effect is good. The problems that impurities on the surface of a traditional continuous spray type and suspension spray type half shaft, particularly in the root part of a spline and a key groove, cannot be effectively removed, and the defects of early abrasion, abnormal sound and the like of gears connected with the spline of the half shaft, which are caused by influence on the cleanliness of the half shaft, are overcome, so that the automatic cleaning device is advanced in structure, convenient to use, high in automation degree, suitable for continuous batch use, high in universality, stable and efficient in cleaning process, low in input cost and use cost, good in cleaning effect, low in labor intensity of operators and the like. Therefore, the utility model solves the problems that the surface of the existing automobile rear axle half shaft, especially the spline root and the spline groove, have more impurities, the cleanliness of the half shaft cannot be ensured, and the like.

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;

Fig. 3 is a left side view of fig. 1.

The serial numbers in the figures illustrate: a 1-feed motorized race, 2-turn rack, 3-pre-wash chamber, 4-lift conveyor mechanism, 5-conveyor chain mechanism, 6-wash chamber, 7-wash spray system, 8-wash chamber, 9-wash spray system, 10-wash chamber, 11-scan-blow-dry unit, 12-drain blower, 13-feed motorized race, 14-ultrasonic generator, 15-base angle screw, 16-wash nozzle, 17, combined machine, 18-rinse nozzle, 19-feed traversing race, 20-pre-wash pump, 21-pre-wash insert screen, 22-pre-wash tank heater, 23-pre-wash fine filter, 24-split tank, 25-pre-wash oil-water separator, 26-pre-wash magnetic filter basket, 27-wash pump, 28-wash fine filter, 29-wash insert screen, 30-wash oil-water separator, 31-wash tank heater, 32-wash magnetic filter basket, 33-wash magnetic filter basket, 34-rinse tank heater, 35-rinse oil-water separator, 36-insert screen, 37-rinse fine filter, 38-rinse pump, 39-air cleaner, 40-feed race, 41-turn rack return traversing race, 42-pass nozzle, 43, half-axle shaft 44, adjustable nozzle, 45, buffer spring 46.

Detailed Description

The specific structure of the present utility model will be described in detail with reference to fig. 1 to 3. The automobile rear axle half shaft cleaning device comprises a combined machine body 17,

The combined machine body is internally provided with a pre-cleaning chamber 3, a cleaning chamber 6, a rinsing chamber 8 and a blow-drying chamber 10, and is also provided with an internal conveying unit for conveying a rear axle half shaft;

An ultrasonic generating unit is arranged in the pre-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 14 is arranged on three surfaces of the front, the rear and the bottom and is connected with the inner wall of the pre-cleaning water tank, the ultrasonic wave generator is respectively consistent with the front, the rear and the bottom of the turnover frame in size, the ultrasonic wave vibration effect is better, the pre-cleaning pump 20 is connected with the water tank of the pre-cleaning chamber, the ultrasonic wave generating unit also comprises a pre-cleaning oil-water separator 25, a fuel separating tank 24 connected with the oil-water separator through a fuel suction pump, a pre-cleaning magnetic filter basket 26, a pre-cleaning plugboard filter screen 21, a pre-cleaning fine filter 23 and a pre-cleaning water tank heater 22 communicated with the pre-cleaning fine filter; a buffer unit is arranged in the water tank of the pre-cleaning chamber;

The cleaning chamber and the rinsing chamber are respectively provided with a spray generating unit; the spraying generation unit comprises a water tank with a heater, a pump connected with the water tank, a spray pipe assembly connected with the pump through an annular pipeline, a spraying system connected with the spray pipe assembly, an oil-water separator and a fine filter; the device comprises two sets of relatively independent corresponding cleaning chambers and rinsing chambers, wherein each chamber is respectively provided with a spray pipe assembly connected with a pump thereof through an annular pipeline 42, a spray system connected with a spray pipe assembly provided with an adjustable nozzle 45, namely a water tank corresponding to the cleaning chamber, a cleaning pump 27 connected with the water tank, a spray pipe assembly connected with the cleaning pump through an annular pipeline, a cleaning spray system 7 connected with the spray pipe assembly, a cleaning magnetic filter basket 32, a cleaning plugboard filter screen 29, a cleaning oil-water separator 30, a cleaning fine filter 28 and a cleaning water tank heater 31 communicated with the cleaning fine filter; the rinsing spray system 9 is connected with the spray pipe assembly through an annular pipeline, and also comprises a rinsing magnetic filter basket 33, a rinsing plugboard filter screen 36, a rinsing oil-water separator 35, a rinsing fine filter 37 and a rinsing water tank heater 34 communicated with the rinsing fine filter;

The drying room is provided with a scanning drying unit 11 connected with an air purifier 39, and the two ends of the top of the combined machine body are provided with air exhaust and fog dissipation units.

Preferably: the automatic feeding device further comprises an external conveying unit, wherein the external conveying unit comprises a feeding motorized roller path 1 fixed at the feeding end, a discharging motorized roller path 13 fixed at the discharging end, a feeding transverse roller path 19 and a discharging transverse roller path 40 which are respectively connected with the feeding motorized roller path and the discharging motorized roller path, and a turnover frame return roller path 41 which is used for connecting the feeding transverse roller path and the discharging transverse roller path, and the turnover frame 2 automatically returns to the feeding end after discharging.

Preferably: the spray system includes annular spray pipes 42 fixed on the left and right sides of the cleaning chamber and the rinsing chamber and above and below the conveyor chain, and adjustable nozzles provided on the annular spray pipes.

Preferably: the buffer unit comprises a buffer plate 45, and the buffer plate 45 is connected with the bottom of the water tank of the pre-cleaning chamber through four groups of buffer springs 46 close to the corners. The buffer plate can buffer the impact force when the turnover frame descends, and meanwhile helps to protect the balance of the turnover frame and prevent the turnover frame from tilting so as to cause the falling or displacement of the workpiece. The buffer spring is welded with the bottom plate of the water tank and the buffer plate. Further, through holes are formed in the buffer plate, so that the influence on ultrasonic cleaning is reduced.

Preferably: the internal conveying unit comprises a lifting conveying mechanism 4 assembled on an internal lifting part in the pre-cleaning chamber and a conveying chain mechanism 5 connected with horizontal conveying of each station translation part.

Preferably: the exhaust and fog dissipation unit comprises exhaust fans 12 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 present utility model will be described in further detail by specific construction and operation.

The automobile rear axle half shaft cleaning device comprises a combined machine body, an ultrasonic pre-cleaning system, a high-pressure spraying system for cleaning and rinsing, a blow-drying system, an exhaust and fog dissipation system and the like. The combined machine body 17 consists of a pre-cleaning chamber 3, a cleaning chamber 6, a rinsing chamber 8, a blow-drying chamber 10 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 17 is provided with a footing screw capable of adjusting horizon so as to be adjusted at any time, so that the machine body and the return mechanism are in the optimal working state.

The conveying system comprises an elevating conveying mechanism 4 arranged inside the combined machine body 17, namely assembled inside the pre-cleaning chamber and used for elevating the workpiece, an inner conveying unit connected with each station and used for horizontally conveying the translational workpiece and a conveying chain mechanism 5, and an outer conveying system assembled outside the combined machine body. The external conveying system comprises a feeding motorized roller path 1 fixed at the feeding end, a discharging motorized roller path 13 fixed at the discharging end, a feeding transverse roller path 19 and a discharging transverse roller path 40 which are respectively connected with the feeding motorized roller path 1 and the discharging motorized roller path 13, and a turnover frame return roller path 41 used for connecting the transverse roller paths, wherein the turnover frame automatically returns to the feeding end after discharging. The half shafts 43 are placed directly on the upper part of the turnover frame, and other parts can be placed inside the turnover frame and conveyed together with the turnover frame to complete the whole cleaning process.

The ultrasonic pre-cleaning system consists of a pre-cleaning chamber 3, an ultrasonic generating system and a pre-cleaning water tank, wherein the pre-cleaning water tank is assembled on the right side (feeding direction) of the combined machine body 17; the ultrasonic generating system comprises an ultrasonic generator 14 which is assembled on three surfaces of the front, rear and bottom of the inner wall of the pre-cleaning water tank and has the same size as the front, rear and bottom of the turnover frame, a pre-cleaning pump 20 which is assembled on one side of the pre-cleaning water tank, a pre-cleaning oil-water separator 25 which is assembled on the pre-cleaning water tank, and a separate oil tank 24 which is independently separated in the pre-cleaning water tank and is connected with the pre-cleaning water tank through an oil suction pump, wherein the pre-cleaning oil-water separator 25 is a siphon type oil-water separator, floating oil in the pre-cleaning liquid is sucked by the oil suction pump and then separated by the separate oil tank, waste oil is discharged, and redundant pre-cleaning liquid returns into the pre-cleaning water tank; the pre-cleaning fine filter 23 and the pre-cleaning tank heater 22 are assembled on the front, rear and lower sides of the tank inner wall of the pre-cleaning chamber 3 to form the three-sided ultrasonic generator 14 in an ultrasonic vibration state. The filtering and purifying of the pre-cleaning liquid comprises a magnetic filter basket 26, a pre-cleaning plugboard filter screen 21, a pre-cleaning oil-water separator 25, a fuel separating tank 24, a pre-cleaning fine filter 23 and the like, wherein the pre-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 pre-cleaning fine filter bag is made of non-woven fabrics. The pre-cleaning liquid sequentially flows through the pre-cleaning fine filter, the spray pipe, the pre-cleaning chamber, the magnetic filter basket, the plugboard filter screen, the pre-cleaning oil-water separator and continuously circulates to perform the filtering and purifying functions of the pre-cleaning liquid and the oil-water separating functions of the pre-cleaning liquid under the driving of the pre-cleaning pump 20.

The cleaning spray generating unit consists of a cleaning chamber 6 and a cleaning spray system, and a cleaning water tank is assembled on the right side (feeding direction) of the combined machine body 17; the cleaning spray system 7 consists of a spray pipe assembly assembled at the top of a cleaning chamber, an annular spray pipe connected to the spray pipe assembly in the cleaning chamber, an upper annular spray pipe, a lower annular spray pipe, an upper annular spray pipe, an lower annular spray pipe, an adjustable spray pipe and an adjustable spray pipe arranged on the annular spray pipe, wherein the full-direction cleaning spray system 7 is used for cleaning half and half of the motor vehicle, and the cleaning spray system 7 is provided with a set of water circulation pipeline and comprises a cleaning pump 27 assembled at one side of a cleaning water tank, a cleaning oil-water separator 30 assembled on the cleaning water tank, a cleaning fine filter 28 and a cleaning water tank heater 31; the cleaning liquid is filtered and purified and respectively consists of a cleaning magnetic filter basket 32, a cleaning plugboard filter screen 29, a cleaning oil-water separator 30, a cleaning fine filter 28 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 with different filter accuracies. The cleaning liquid sequentially flows through the magnetic filter basket, the fine filter, the oil-water separator, the plugboard filter screen, the spray pipe, the cleaning chamber and the continuous circulation under the drive of the cleaning pump 27, and simultaneously, the cleaning liquid continuously performs the self filtering and purifying and oil-water separating functions.

The rinsing spray generating unit consists of a rinsing chamber 8 and a rinsing spray system, and a rinsing water tank is assembled on the right side (feeding direction) of the combined machine body 17; the rinsing spray system 9 consists of a spray pipe assembly assembled at the top of a rinsing chamber, an annular spray pipe connected to the spray pipe assembly in the rinsing chamber, an upper annular spray pipe, a lower annular spray pipe, an upper annular spray pipe, an lower annular spray pipe, an adjustable spray pipe and an adjustable spray pipe arranged on the annular spray pipe, so that the omnibearing rinsing spray system 9 is used for rinsing half-shafts, and the rinsing spray system 9 is provided with a set of water circulation pipeline, comprising a rinsing pump 38 assembled at one side of a rinsing water tank, a rinsing oil-water separator 35 assembled on the rinsing water tank, a rinsing fine filter 37 and a rinsing water tank heater 34; the filtering and purifying of the rinsing liquid is respectively composed of a rinsing magnetic filter basket 33, a rinsing plugboard filter screen 36, a rinsing oil-water separator 35, a rinsing fine filter 37 and the like; the rinsing magnetic filter basket, the plugboard filter screen, the oil-water separator and the fine filter shell are made of stainless steel materials, and the rinsing fine filter bag is made of non-woven fabrics with different filter accuracies. The rinse liquid sequentially flows through the magnetic filter basket, the fine filter, the oil-water separator, the plugboard filter screen, the spray pipe, the rinse chamber and the continuous circulation under the drive of the rinse pump 38, and simultaneously performs the functions of continuous filtration, purification and oil-water separation.

The scanning blow-drying unit 11 is assembled in the blow-drying chamber 10 and is connected to a compressed air pipeline outside the blow-drying chamber 10 and purified by the air purifier 39.

The exhaust fog-removing system comprises fog-removing fans 12 assembled at two ends of the top of the combined machine body 17, and the two fog-removing fans discharge fog at two ends outdoors through exhaust pipelines, so that the surrounding working environment is ensured.

The specific cleaning process is as follows:

Manually placing a half shaft or other parts on a turnover frame of a motorized roller path of a feeding machine, automatically entering a feed inlet of a pre-cleaning chamber, conveying the turnover frame with the half shaft through a conveying chain mechanism, conveying the turnover frame with the half shaft into the pre-cleaning chamber, lowering the turnover frame with the half shaft to the lower part of a pre-cleaning water tank by a lifting conveying mechanism, starting an ultrasonic generator in the pre-cleaning chamber, starting a water nozzle and an air nozzle, setting cleaning pressure and compressed air pressure, carrying out spray type fixed-point positioning cleaning and blowing, immersing the half shaft in a pre-cleaning liquid for ultrasonic pre-cleaning, and effectively stripping impurities on the surface of the half shaft, particularly on the root of a spline and in the key groove under the action of ultrasonic vibration, after the pre-cleaning for a certain time, driving the turnover frame to be lifted to a horizontal section, namely the conveying chain mechanism, opening the lifting conveying mechanism, continuously conveying the turnover frame into a cleaning chamber, starting a cleaning spray system, and carrying out high-pressure spray type pre-cleaning by a plurality of adjustable fixed-point positioning nozzles on an upper, lower left and right annular spray pipe connected to a spray pipe assembly, and carrying out spray type fixed-point positioning, and carrying out spray type pre-cleaning, wherein impurities on the surface of the half shaft, particularly on the spline root and the spline are effectively removed from the spline; after cleaning, the transfer chain mechanism automatically conveys the turnover frame with the half shaft to a next station rinsing chamber, and the half shaft is subjected to high-pressure spray rinsing as in the cleaning process, and then conveyed to a blow-drying chamber for blow-drying, mist generated in the pre-cleaning/rinsing process is discharged to the outside by a mist discharge fan at two ends of the combined machine body, the blow-dried half shaft is discharged from a feed opening, a cleaning operator manually takes down the half shaft, and the turnover frame returns to a feeding end through a return mechanism, so that the whole pre-cleaning, rinsing and blow-drying processes are completed. In order to ensure that the pre-cleaning liquid/rinsing liquid is clean, a pre-cleaning liquid water tank, a cleaning liquid water tank and a rinsing liquid water tank are separately and independently arranged on the right side of the cleaning device, liquid flushed from the surface of the half shaft is coarsely filtered by a magnetic filter basket, enters the water tank, and is pumped up by a water pump on the water tank and is filtered by a fine filter for reuse.

Claims

1. Automobile rear axle semi-axis belt cleaning device, its characterized in that: comprises a combined machine body and a control device,

The cleaning chamber and the rinsing chamber are respectively provided with a spray generating unit; the spraying generation unit comprises a water tank with a heater, a pump connected with the water tank, a spray pipe assembly connected with the pump through an annular pipeline, and a high-pressure spraying system connected with the spray pipe assembly, and further comprises an oil-water separator and a fine filter;

2. The automotive rear axle half shaft cleaning apparatus of 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 automotive rear axle half shaft cleaning apparatus of claim 1, wherein: the spraying system comprises a spray pipe assembly fixed at the top of the cleaning chamber and the rinsing chamber, annular spray pipes which are connected to the spray pipe assembly and are respectively positioned at the left side and the right side of the cleaning chamber and the rinsing chamber and above and below the conveying chain, and adjustable nozzles which are arranged on the annular spray pipes.

4. The automotive rear axle half shaft cleaning apparatus of claim 1, wherein: the buffer unit comprises a buffer plate, and the buffer plate is connected with the bottom of the water tank of the pre-cleaning chamber through a buffer spring at the corner.

5. The automotive rear axle half shaft cleaning apparatus of claim 1, wherein: the internal conveying unit comprises a lifting conveying mechanism arranged in the pre-cleaning chamber and a conveying chain mechanism connected with each station.

6. The automotive rear axle half shaft cleaning apparatus of claim 1, wherein: the exhaust and fog dissipation unit comprises exhaust fans assembled at two ends of the top of the combined machine body and an exhaust pipeline connected with the output ends of the exhaust fans and exhausted outdoors.