CN210876493U - Axle housing cleaning assembly and axle housing cleaning line - Google Patents

Abstract

The utility model provides an axle housing washs subassembly and axle housing cleaning line relates to cleaning equipment technical field, and axle housing washs the subassembly and includes at least two first washing stations that are used for wasing the axle housing in order, and every first washing station all is equipped with the mounting fixture who is used for the axle housing of fixed axis along vertical direction extension and is used for carrying out vertical abluent cleaning unit to the axle housing. The technical problem that the cleaning assembly in the prior art cannot sufficiently clean the outer surface and the inner cavity of the axle housing is solved.

Description

Axle housing cleaning assembly and axle housing cleaning line

Technical Field

The utility model relates to a cleaning device technical field particularly, relates to an axle housing washs subassembly and axle housing cleaning line.

Background

In recent decades, the automobile industry in China has been rapidly developed, and the automobile part processing and manufacturing industry, as an important supporting industry of the automobile industry, has also been rapidly developed. Axle housings are one of the important items in the parts manufacturing industry. The axle housing is a component of a transmission system and a running system, and mainly comprises a middle lute bag, shaft tubes at two sides, shaft heads at two ends, welding parts (such as flanges connected with the shaft heads) and the like.

Axle housing processing is accomplished, and there are debris such as iron fillings, lime-ash, dust, greasy dirt in axle housing part surface and the inner chamber, is to pass through the transfer chain direct movement to washing subassembly with the axle housing that the axis level set up among the prior art to the completion is to the washing of axle housing, nevertheless because the axle housing structure is complicated, the abundant washing to axle housing surface and inner chamber can't be accomplished effectively to current washing subassembly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an axle housing washs subassembly and axle housing cleaning line to alleviate the technical problem of the surface of the unable abundant washing axle housing of washing subassembly among the prior art and inner chamber.

The utility model provides an axle housing washs subassembly, be used for wasing the first washing station of axle housing, every in order including at least two first washing station all is equipped with the mounting fixture who is used for the axle housing of fixed axis along vertical direction extension and is used for carrying out vertical abluent cleaning unit to the axle housing.

Further, axle housing washing subassembly still includes dry station, dry station is equipped with the mounting fixture who is used for the axle housing of fixed axis along vertical direction extension and is used for carrying out dry drying unit to the axle housing after vertical washing.

Further, first washing station with dry station all is including the casing that is used for holding the axle housing, the horizontal side of casing is equipped with the mouth of wearing that supplies the axle housing to come in and go out, mounting fixture the cleaning unit with dry unit all install in the casing.

Further, the cleaning unit comprises a U-shaped pipe with a nozzle on the side wall, the U-shaped pipe is movably mounted on the shell, and the U-shaped pipe can move up and down to be used for cleaning the axle housing towards the first side of the penetrating opening and the second side and the third side adjacent to the first side.

Furthermore, the cleaning unit also comprises a driving mechanism arranged on the shell, a screw rod in driving connection with the driving mechanism and a connecting piece in threaded fit with the screw rod;

the screw rod is rotatably arranged on the shell, the U-shaped pipe is fixedly connected with the connecting piece and slidably arranged on the shell, and the sliding direction of the U-shaped pipe is parallel to the length direction of the screw rod.

Furthermore, the cleaning unit further comprises two first spray pipes, wherein the two first spray pipes are fixedly arranged on the shell and are respectively arranged on two sides of the fixing clamp so as to be used for cleaning the fourth side, deviating from the penetrating opening, of the axle housing.

Furthermore, the first spray pipe is a straight pipe, and a plurality of nozzles are arranged at intervals along the length direction of the first spray pipe.

Furthermore, the cleaning unit further comprises a rotary spray head, wherein the rotary spray head is installed on one side, facing the through opening, of the shell and used for cleaning lute packages of the axle housing.

Further, the cleaning unit is still including installing in the first straight line module of casing upper end, with the second spray tube that first straight line module drive is connected, install in the second straight line module of casing lower extreme and with the third spray tube that second straight line module drive is connected, first straight line module is used for the drive the inner chamber that the axle housing was inserted by the upper end opening of axle housing to the second spray tube, second straight line module is used for the drive the inner chamber that the axle housing was inserted by the lower extreme opening of axle housing to the third spray tube for wash the inner chamber of axle housing.

Furthermore, the drying unit comprises two groups of blowpipes, and the two groups of blowpipes are arranged on the shell and are respectively arranged on two sides of the fixing clamp.

Further, the mounting fixture includes first clamping piece and second clamping piece, first clamping piece fixed mounting in the casing, the mobilizable installation of second clamping piece in the casing is located the below of first clamping piece, first clamping piece with the second clamping piece can keep away from each other to one presses the first flange of propping in axle housing one end, and the second flange of propping in the axle housing other end is pressed to another one, for fixed axle housing.

Further, axle housing washing subassembly still includes the second and washs the station, the second washs the station and is used for carrying out ultrasonic cleaning to the axle housing before vertical washing.

The utility model also provides an axle housing cleaning line, including transferring subassembly and foretell axle housing cleaning assembly, it is used for transferring in proper order to transfer the subassembly axle housing in the axle housing cleaning assembly.

Compared with the prior art, the utility model provides an axle housing washs subassembly and axle housing washing line's beneficial effect as follows:

the utility model provides an axle housing cleaning assembly, including at least two first cleaning stations, every cleaning station all is equipped with mounting fixture and cleaning unit, wherein, mounting fixture is used for fixing the axle housing that the axis extends along vertical direction, guarantees that the one end opening of axle housing is up, and the other end opening is down; the cleaning unit is used for wasing the surface and the inner chamber of axle housing, because the vertical setting of axle housing, there is not the position that can the water storage basically in axle housing surface and inner chamber, when the surface and the inner chamber of washing axle housing, the axle housing that breaks away from very fast of sewage after the washing has avoided some positions of axle housing to lead to the emergence of the unable thorough condition of wasing because of blockking of ponding basically. In addition, only cleaning unit spun washing liquid is different among a plurality of first washing stations, and the axle housing still can get into all the other first washing stations in order and carry out the same washing step after first washing station is accomplished and is washd, and then makes every first washing station homoenergetic accomplish the abundant washing to the axle housing, has guaranteed the cleaning performance.

The utility model provides a technical advantage of axle housing cleaning line is the same with the technical advantage of above-mentioned axle housing cleaning assembly, and this place is no longer repeated.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an axle housing cleaning assembly provided in an embodiment of the present invention, which does not include a second cleaning station and is equipped with an axle housing;

fig. 2 is a schematic structural view of another angle when the axle housing cleaning assembly provided by the embodiment of the present invention does not include the second cleaning station;

figure 3 is the embodiment of the utility model provides a structural schematic of axle housing cleaning line.

Icon: 10-a first cleaning station; 20-a drying station; 30-a second cleaning station; 40-a transfer assembly; 50-axle housing;

11-a housing; 12-a U-shaped tube; 13-a drive mechanism; 14-a screw rod; 15-a first nozzle; 16-a rotating spray head; 17-a first linear module; 18-a second nozzle; 19-a second linear module; 110-a third nozzle; 111-a first clamping member; 112-a second clamping member;

21-a blowpipe;

51-Chinese lute bag; 52-a first flange; 53-second flange.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

Referring to fig. 1, the axle housing cleaning assembly provided in this embodiment includes at least two first cleaning stations 10, each cleaning station is provided with a fixing clamp and a cleaning unit, where the fixing clamp is used to fix an axle housing 50 whose axis extends in a vertical direction, and ensure that an opening at one end of the axle housing 50 faces upward and an opening at the other end faces downward; the cleaning unit is used for washing axle housing 50's surface and inner chamber, because the vertical setting of axle housing 50, axle housing 50 surface and inner chamber do not basically have the position that can the water storage, when washing axle housing 50's surface and inner chamber, the sewage after the washing can break away from axle housing 50 very fast, has avoided the emergence of certain position of axle housing 50 because of receiving blockking of ponding and leading to the unable thorough condition of washing basically. In addition, only cleaning unit spun washing liquid is different among a plurality of first cleaning station 10, and axle housing 50 still can get into remaining first cleaning station 10 in order and carry out the same washing step after first cleaning station 10 accomplishes the washing, and then makes every first cleaning station 10 homoenergetic accomplish the abundant washing to axle housing 50, has guaranteed the cleaning performance.

It should be noted that the cleaning liquids mentioned in this embodiment are different, and mainly refer to that the concentrations of the cleaning liquids are different (according to actual conditions, different types are also possible), preferably, three first cleaning stations 10 are provided in this embodiment, and the concentrations of the cleaning liquids sprayed by the cleaning units in the three first cleaning stations 10 are sequentially decreased from front to back according to the cleaning sequence of the axle housing 50. Alternatively, the number of the first cleaning stations 10 may be two or four.

Specifically, the present embodiment further provides the following detailed description of the specific structure of the axle housing cleaning assembly.

With continued reference to fig. 1, in the present embodiment, the axle housing cleaning assembly further includes a drying station 20, and the drying station 20 is provided with a fixing jig for fixing the axle housing 50 with its axis extending in the vertical direction and a drying unit for drying the axle housing 50 after vertical cleaning.

Specifically, after carrying out vertical washing to axle housing 50, transfer axle housing 50 to dry station 20 again, drying unit wherein carries out preliminary drying to axle housing 50, guarantees basically that the outer surface of axle housing 50 can no longer have the drop of water and adhere to reduce the probability that axle housing 50 will deposit water to subsequent handling. Wherein, through at dry station 20 with the vertical fixed of axle housing 50, make the water on the axle housing 50 under the dual function of drying unit and gravity, can break away from faster, improved drying efficiency.

In this embodiment, the first cleaning station 10 and the drying station 20 each include a housing 11 for accommodating the axle housing 50, a through opening for the axle housing 50 to enter and exit is formed in the lateral direction of the housing 11, and the fixing clamp, the cleaning unit and the drying unit are all installed on the housing 11.

The housing 11 is used to confine within the enclosed space the splashed water produced when the axle housing 50 is cleaned by the cleaning unit and when the axle housing 50 is dried by the drying unit, ensuring the drying and sanitation of the environment outside the axle housing cleaning assembly. In the embodiment, the housing 11 is preferably arranged to be a vertical cuboid, the through hole is one side, the joints of the other sides and the adjacent sides are arranged in a sealing manner, the axle housing 50 is moved into the housing 11 and fixed by the fixing clamp, and the concave surface of the lute packet 51 of the axle housing 50 deviates from the through hole.

With continued reference to fig. 1, in the present embodiment, the cleaning unit includes a U-shaped pipe 12 having a spout on a side wall thereof, the U-shaped pipe 12 is movably mounted to the housing 11, and the U-shaped pipe 12 can move up and down for cleaning a first side of the axle housing 50 facing the through opening and a second side and a third side adjacent to the first side.

Specifically, the U-shaped mouth of U-shaped pipe 12 sets up with wearing a mouthful mutually the back of the body mutually, and the one end and the outside washing water tank of its U-shaped pipe 12 are connected, and the other end seals the setting, and the spout of its lateral wall has a plurality ofly and sets up along the length direction interval of U-shaped pipe 12, and the spout position all installs and is used for the pressurized nozzle of water, reciprocates at U-shaped pipe 12 in order to pass through axle housing 50 time, and each nozzle all faces axle housing 50, accomplishes the washing to axle housing 50 first side, second side and third side.

Referring to fig. 1 and 2, in this embodiment, the cleaning unit further includes a driving mechanism 13 mounted on the housing 11, a screw 14 drivingly connected to the driving mechanism 13, and a connecting member threadedly engaged with the screw 14, the screw 14 is rotatably mounted on the housing 11, the U-shaped tube 12 is fixedly connected to the connecting member and slidably mounted on the housing 11, and the sliding direction of the U-shaped tube 12 and the length direction of the screw 14 are both vertical directions.

In particular, the driving mechanism 13 is preferably a motor and is installed on the outer side of the top wall of the housing 11, the rotating shaft thereof extends into the housing 11 and is in driving connection with the screw 14, the connecting member may be a nut, which is fixedly connected with the U-shaped pipe 12 and is in threaded connection with the screw rod 14, when the U-shaped pipe 12 is at the initial position, which is located at the top or bottom of the housing 11, does not interfere with the entry of the axle housing 50 into the housing 11 and the securing of the axle housing 50 by the securing fixture, when the cleaning device works, taking the U-shaped pipe 12 positioned at the top of the shell 11 as an example, the motor drives the screw rod 14 to rotate, the U-shaped pipe 12 gradually moves downwards, the cleaning liquid sprayed from the nozzle on the U-shaped pipe 12 finishes cleaning the first side, the second side and the third side of the axle housing 50 from top to bottom, after the U-shaped tube 12 moves downwards to the lowest end, the motor rotates reversely, the U-shaped tube 12 moves upwards to reset, in the process, the axle housing 50 is cleaned again, according to actual requirements, the number of times that the U-shaped pipe 12 moves up and down when the axle housing 50 is cleaned can be flexibly adjusted.

It is worth to be noted that in this embodiment, a joint is disposed at a middle position of a side wall of the housing 11 in the height direction, one end of the joint is connected to the external cleaning water tank, the other end of the joint is connected to the U-shaped pipe 12 through a hose, the hose moves correspondingly as the U-shaped pipe 12 moves up and down, and at this time, a tow chain is further sleeved on the hose, so that the tow chain protects the hose, the moving track of the hose is standardized, and the risk that the hose interferes with other structures due to irregular movement is avoided.

Referring to fig. 1, in the present embodiment, the cleaning unit further includes two first nozzles 15, and the two first nozzles 15 are fixedly installed on the housing 11 and respectively disposed on two sides of the fixing fixture, so as to clean a fourth side of the axle housing 50 away from the through opening of the housing 11.

Specifically, one end of the first spray pipe 15 is connected with the external cleaning water tank, the other end of the first spray pipe is arranged in a closed manner, the two first spray pipes 15 are fixed on the side wall of the shell 11 facing the through opening, the axle housing 50 is fixed on a fixing clamp, and the two first spray pipes 15 just face the fourth side to complete cleaning of the fourth side of the axle housing 50.

Preferably, two first spray pipes 15 are straight pipes and are arranged in parallel, first spray pipe 15 is equipped with a plurality of spouts along its length direction interval, and the distribution position of a plurality of spouts is corresponding with the position of waiting to wash of axle housing 50 fourth side, and the nozzle is all installed to this spout, and the nozzle all faces the fourth side of axle housing 50.

In this embodiment, the cleaning unit further comprises a rotary sprayer 16, and the rotary sprayer 16 is installed on one side of the housing 11 facing the through opening and is used for cleaning the lute packet 51 of the axle housing 50.

Specifically, after the axle housing 50 is fixed by the fixing clamp, the concave surface of the lute 51 in the middle of the axle housing belongs to the fourth side, the rotating nozzle 16 at the moment is over against the concave surface of the lute 51, the rotating nozzle 16 can disperse water flow into a plurality of water flows, and the plurality of water flows are almost uniformly sprayed on the concave surface of the lute 51, so that the lute 51 is fully cleaned.

Referring to fig. 1, in the present embodiment, the cleaning unit further includes a first linear module 17 mounted at the upper end of the housing 11, a second nozzle 18 drivingly connected to the first linear module 17, a second linear module 19 mounted at the lower end of the housing 11, and a third nozzle 110 drivingly connected to the second linear module 19, wherein the first linear module 17 is configured to drive the second nozzle 18 to be inserted into the inner cavity of the axle housing 50 through the upper end opening of the axle housing 50, and the second linear module 19 is configured to drive the third nozzle 110 to be inserted into the inner cavity of the axle housing 50 through the lower end opening of the axle housing 50, so as to clean the inner cavity of the axle housing 50.

Specifically, in this embodiment, the upper end of the second nozzle 18 is connected to an external cleaning water tank, the lower end is provided with a nozzle, the lower end of the third nozzle 110 is connected to the external cleaning water tank, the upper end is provided with a nozzle, the first linear module 17 and the second linear module 19 are both installed outside the housing 11, both of them include a linear guide, two transmission shafts rotatably installed on the linear guide, a synchronous belt in transmission connection with the two transmission shafts, a moving mechanism fixed on the synchronous belt, and a motor installed on the linear guide and in driving connection with one of the transmission shafts, wherein the length directions of the linear guide, the second nozzle 18 and the third nozzle 110 are all vertical, the second nozzle 18 and the third nozzle 110 are both fixed on the corresponding moving mechanism, when the motor works, the moving mechanism drives the second nozzle 18 to move downwards to be inserted into an upper end opening of the axle housing 50, the third nozzle 110 moves upwards to be inserted into a lower end opening of the, so as to extend into the inner cavity of the axle housing 50 and achieve the purpose of cleaning the inner cavity.

In this embodiment, the drying unit includes two sets of blowpipes 21, and the two sets of blowpipes 21 are mounted on the housing 11 and are respectively disposed on both sides of the fixing jig.

Specifically, two sets of blowpipes 21 are just to the second side and the third side of axle housing 50 respectively, and blowpipes 21 vertical setting and one end are connected with external air supply equipment, and the other end seals, and its lateral wall is equipped with a plurality of ventilation holes towards axle housing 50.

In this embodiment, the fixing clamp includes a first clamping member 111 and a second clamping member 112, the first clamping member 111 is fixedly mounted to the housing 11, the second clamping member 112 is movably mounted to the housing 11 and located below the first clamping member 111, the first clamping member 111 and the second clamping member 112 can be away from each other, one of the first clamping member and the second clamping member presses against the first flange 52 at one end of the axle housing 50, and the other of the first clamping member and the second clamping member presses against the second flange 53 at the other end of the axle housing 50, so as to fix the axle housing 50.

Specifically, first clamping piece 111 and second clamping piece 112 are all installed in one side of casing 11 towards the opening, and when fixing, the manipulator removes axle housing 50 of vertical state, and first the terminal surface that first flange 52 of axle housing 50 upper end is faced down supports on first clamping piece 111 (namely first clamping piece 111 mainly plays the effect of supporting axle housing 50), then, second clamping piece 112 moves down, until it and the second flange 53 of axle housing 50 lower extreme face up support, the interaction force between second clamping piece 112 and the second flange 53 accomplishes axle housing 50 and mounting fixture's fixed axle housing 50.

After above-mentioned mounting fixture fixes axle housing 50, axle housing 50 only first flange 52 contacts with first clamping piece 111 towards the terminal surface of second flange 53 to and second flange 53 contacts with second clamping piece 112 towards the terminal surface of first flange 52, and axle housing 50's both ends opening and all the other surfaces can not sheltered from by axle housing 50 mounting fixture, have made things convenient for the washing of washing subassembly to axle housing 50 surface and inner chamber, have guaranteed the cleaning performance.

Referring to fig. 3, in the present embodiment, the axle housing cleaning assembly further includes a second cleaning station 30, and the second cleaning station 30 is used for performing ultrasonic cleaning on the axle housing 50 before vertical cleaning.

Specifically, second cleaning station 30 includes upper end open-ended box and sets up the ultrasonic vibration piece in the box, through placing axle housing 50 level in the box, then opens the ultrasonic vibration piece, can accomplish the ultrasonic cleaning to axle housing 50, and the ultrasonic wave can carry out preliminary dispersion, emulsification and peeling off with the dirt layer on axle housing 50 to subsequent washing process is faster more thorough clearance with the filth on the axle housing 50, has improved cleaning efficiency and cleaning performance.

According to the actual demand, second cleaning station 30 can have one, also can be a plurality of, because axle housing 50 is longer than the cleaning time at first cleaning station 10 at the cleaning time of second cleaning station 30, and the preferred quantity that sets up second cleaning station 30 of this embodiment is two, and axle housing 50 that two second cleaning station 30 were washd all supplies to first cleaning station 10, has further improved the cleaning efficiency of axle housing cleaning line.

Example two

Referring to fig. 3, the present embodiment provides an axle housing cleaning line, which includes a transfer assembly 40 and the axle housing cleaning assembly, wherein the transfer assembly 40 is used for sequentially transferring axle housings 50 in the axle housing cleaning assembly. The transfer assembly 40 is preferably a robot arm, and the robot arm is used for horizontally placing the axle housing 50 in the second cleaning station 30 for ultrasonic cleaning, and is also used for sequentially transferring the axle housing 50 to each first cleaning station 10 for vertical cleaning, transferring the axle housing 50 to the drying station 20 for drying, and removing the axle housing 50 after drying out of the axle housing cleaning assembly.

The technical advantage of the axle housing cleaning line that this embodiment provided is the same with the technical advantage of above-mentioned axle housing cleaning assembly, and this here is no longer repeated.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. The utility model provides an axle housing washs subassembly, its characterized in that includes at least two first washing station (10) that are used for wasing axle housing (50) in order, every first washing station (10) all are equipped with the mounting fixture who is used for axle housing (50) that the fixed axis extends along vertical direction and are used for carrying out vertical abluent cleaning unit to axle housing (50).

2. The axle housing washing assembly according to claim 1, further comprising a drying station (20), the drying station (20) being provided with a fixing jig for fixing axle housings (50) having axes extending in the vertical direction and a drying unit for drying the axle housings (50) after vertical washing.

3. The axle housing cleaning assembly of claim 2 characterized in that the first cleaning station (10) and the drying station (20) each include a housing (11) for receiving an axle housing (50), the housing (11) being laterally provided with a through opening for access to the axle housing (50), the fixture, the cleaning unit and the drying unit being mounted to the housing (11).

4. The axle housing cleaning assembly of claim 3 characterized in that said cleaning unit includes a U-shaped tube (12) having a spout opening in a side wall thereof, said U-shaped tube (12) being movably mounted to said housing (11), said U-shaped tube (12) being movable up and down for cleaning an axle housing (50) toward a first side of said through opening and second and third sides adjacent said first side.

5. The axle housing cleaning assembly according to claim 4, characterized in that the cleaning unit further comprises two first spray pipes (15) and a rotary spray head (16), the two first spray pipes (15) are fixedly arranged on the housing (11) and are respectively arranged on two sides of the fixing clamp for cleaning the fourth side of the axle housing (50) away from the through opening, and the rotary spray head (16) is arranged on one side of the housing (11) facing the through opening and is used for cleaning a lute bag (51) of the axle housing (50).

6. The axle housing cleaning assembly according to claim 5, characterized in that the cleaning unit further comprises a first straight line module (17) mounted on the upper end of the housing (11), a second nozzle (18) drivingly connected with the first straight line module (17), a second straight line module (19) mounted on the lower end of the housing (11), and a third nozzle (110) drivingly connected with the second straight line module (19), wherein the first straight line module (17) is used for driving the second nozzle (18) to be inserted into the inner cavity of the axle housing (50) from the upper end opening of the axle housing (50), and the second straight line module (19) is used for driving the third nozzle (110) to be inserted into the inner cavity of the axle housing (50) from the lower end opening of the axle housing (50) to be used for cleaning the inner cavity of the axle housing (50).

7. The axle housing washing assembly of claim 3 in which said drying unit includes two sets of blowpipes (21), said blowpipes (21) being mounted to said housing (11) and being spaced apart on either side of said holding fixture.

8. An axle housing washing assembly as claimed in any one of claims 3 to 7 wherein said holding fixture includes a first clamping member (111) and a second clamping member (112), said first clamping member (111) being fixedly mounted to said housing (11), said second clamping member (112) being movably mounted to said housing (11) and located below said first clamping member (111), said first clamping member (111) and said second clamping member (112) being movable away from each other and one being pressed against a first flange (52) at one end of the axle housing (50) and the other being pressed against a second flange (53) at the other end of the axle housing (50) for securing the axle housing (50).

9. The axle housing washing assembly of claim 8 further including a second washing station (30), said second washing station (30) being adapted to ultrasonically wash the axle housing (50) prior to vertical washing.

10. An axle housing cleaning line comprising a transfer assembly (40) and an axle housing cleaning assembly as claimed in any one of claims 1 to 9, said transfer assembly (40) being adapted to sequentially transfer axle housings (50) in said axle housing cleaning assembly.

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