CN110270544B

CN110270544B - Bearing cleaning machine

Info

Publication number: CN110270544B
Application number: CN201910580040.0A
Authority: CN
Inventors: 郑钦勋; 姚惠明
Original assignee: Wuxi Shuangyi Precision Machinery Co Ltd
Current assignee: Wuxi Shuangyi Precision Machinery Co Ltd
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2023-05-26
Anticipated expiration: 2039-06-28
Also published as: CN110270544A

Abstract

The invention provides a bearing cleaning machine which can clean a double-inner-ring bearing more thoroughly, remove impurities on the bearing, reduce the waste part rate of the bearing and further reduce the production cost. It comprises the following steps: feeding structure, washing structure, ejection of compact structure, its characterized in that: the device also comprises a separation structure, wherein the separation structure comprises a lower inner ring feeding channel, a lower inner ring removing structure and an upper inner ring removing structure; an outer ring workbench and an inner ring workbench are respectively arranged above the two ends of the lower inner ring feeding channel; the feeding structure and the discharging structure are respectively positioned at two ends of the outer ring workbench and the inner ring workbench; a discharge hole of the feeding structure is communicated with the inner ring split through hole of the upper inner ring workbench; and the flushing structure is respectively arranged above the flushing stations of the outer ring workbench and the inner ring workbench.

Description

Bearing cleaning machine

Technical Field

The invention relates to the technical field of bearing assembly, in particular to a bearing cleaning machine.

Background

There are some kinds of bearing structures comprising an outer ring, two inner rings, such as: the bearing shown in fig. 1. The structure of the bearing 21 comprises an outer ring 21-1, an upper inner ring 21-2, a lower inner ring 21-3 and a steel ball 21-4; when the bearing 21 is assembled, because the play value parameter needs to be adjusted, the outer ring and two corresponding inner rings are configured one by one through procedures such as measurement, the steel balls 21-4 are arranged in steel ball channels in the inner cavity of the outer ring 21-1 through the retainers 21-5, then the upper inner ring 21-2 and the lower inner ring 21-3 are respectively placed in the outer ring 21-1, and finally the two inner rings are fixed by the installation of the brake rings 21-6. Because the parts are provided with impurities such as scrap iron and the like in the production and measurement processes, the parts are cleaned before the brake ring is installed, and then the final assembly operation is completed. The existing cleaning equipment is designed for the bearing with a single inner ring, and when in cleaning, the inner ring, the outer ring, the retainer and the steel balls are put into the cleaning equipment as a whole and are flushed by high-pressure oil; however, the existing equipment is used for flushing the bearing with the double inner rings, so that the problem of incomplete flushing exists; the workpiece with impurities is put into the subsequent assembly process, so that the waste part rate is increased, the production cost is increased, and the service life of the bearing in actual production and life is even influenced.

Disclosure of Invention

In order to solve the problem that the existing bearing cleaning machine can not thoroughly clean the double-inner-ring bearing, the invention provides the bearing cleaning machine which can thoroughly clean the double-inner-ring bearing, remove impurities on the bearing, reduce the waste part rate of the bearing and further reduce the production cost.

The technical scheme of the invention is as follows: a bearing washer, comprising: feeding structure, washing structure, ejection of compact structure, its characterized in that: the device also comprises a separation structure, wherein the separation structure comprises a lower inner ring feeding channel, a lower inner ring removing structure and an upper inner ring removing structure;

an outer ring workbench and an inner ring workbench are respectively arranged above the two ends of the lower inner ring feeding channel;

the feeding structure and the discharging structure are respectively positioned at two ends of the outer ring workbench and the inner ring workbench;

the first material ejection rod and the second material ejection rod are respectively arranged below the same end of the outer ring workbench and the inner ring workbench through material ejection cylinders, and the material ejection rods respectively penetrate through two ends of the lower inner ring feeding channel from bottom to top and extend to the lower end surfaces of the outer ring workbench and the inner ring workbench;

the inner ring workbench and the outer ring workbench are positioned above the liftout rod, and are respectively provided with a lower inner ring separating through hole, and the diameter of the lower inner ring separating through hole is smaller than that of the outer ring of the bearing to be cleaned and larger than that of the inner ring of the bearing to be cleaned;

The material taking position of the upper inner ring removing structure is arranged at the inner ring separating through hole on the outer ring workbench; the unloading position of the upper inner ring removing structure is arranged at an upper inner ring initial station on the inner ring workbench;

the horizontal stroke of the lower inner ring fork material plate of the lower inner ring is started and stopped between the first material ejecting rod and the second material ejecting rod;

the lower inner ring removing structure comprises a concave lower inner ring fork material plate, the lower inner ring fork material plate is connected with a piston rod of a front pushing cylinder and a rear pushing cylinder through a connecting plate, and the front pushing cylinder and the rear pushing cylinder are arranged on a lower inner ring removing rodless cylinder; the vertical travel of the first material ejection rod and the second material ejection rod is respectively started and stopped between the platform surface of the outer ring workbench, the platform surface of the inner ring workbench and the platform surface of the lower inner ring feeding channel;

a discharge hole of the feeding structure is communicated with the inner ring split through hole of the upper inner ring workbench; and the flushing structure is respectively arranged above the flushing stations of the outer ring workbench and the inner ring workbench.

It is further characterized by:

the upper inner ring moving structure comprises an upper inner ring overturning structure and an upper inner ring transferring structure;

The upper inner ring overturning structure comprises the material taking claw, the upper inner ring clamping claw is arranged on a first upper and lower conveying cylinder through a clamping cylinder, the first upper and lower conveying cylinder is arranged on a rotating cylinder, and the rotating cylinder is fixed on a base positioned at one side of the outer ring workbench through a first bracket;

the upper inner ring transferring structure comprises a discharging claw, the discharging claw is arranged on a second up-down moving cylinder through a clamping jaw cylinder, the second up-down moving cylinder is arranged on an upper inner ring transferring rodless cylinder, the upper inner ring transferring rodless cylinder is arranged on a base on one side of the outer ring workbench through a second bracket, and a material taking position of the discharging claw is arranged at a position of the discharging claw after material taking is overturned;

the device also comprises a transferring and clamping mechanism, wherein the transferring and clamping mechanism comprises clamping plates which are arranged in pairs, the clamping plates are respectively and symmetrically fixed on sliding seats positioned at two sides of a workpiece to be cleaned, and the bottom ends of the sliding seats at two sides are respectively and fixedly connected with parallel racks which extend towards each other; the base is provided with a gear which is arranged between the two parallel racks and is meshed with the two racks at the same time; the bottom end of the sliding seat is arranged on a clamping guide rail through a sliding block, the clamping guide rail is arranged on the base, a clamping cylinder is arranged on the base, and a driving rod of the clamping cylinder is connected with one side of the sliding seat at two sides; the bottom end of the base is arranged on the transfer guide rail through a sliding block, the transfer cylinder is arranged on one side of the base in parallel with the transfer guide rail, and a piston rod of the transfer cylinder is connected with the base through an extension plate;

The feeding structure comprises a feeding belt, the feeding belt is driven by a belt motor, and a feeding port and a discharging port are respectively arranged at two ends of the feeding belt; a material sensor is arranged at the material outlet, and a material full sensor is arranged at the middle section of the belt;

the device comprises a feeding structure, a demagnetizing machine, a demagnetizing device and a conveying device, wherein the demagnetizing structure comprises a demagnetizing pressing ring plate, the demagnetizing pressing ring plate is arranged on an upper cylinder and a lower cylinder, the upper cylinder and the lower cylinder are arranged on a demagnetizing rodless cylinder, and the demagnetizing rodless cylinder is arranged on one side of the feeding structure through a support frame; a clamping groove is formed in the demagnetizing pressing ring plate; the demagnetizer is connected with the discharge hole in the feeding structure through a material channel; the clamping groove on the demagnetizing pressing ring plate is arranged above the material channel; the outlet of the demagnetizer is communicated with the split through hole of the inner ring of the upper inner ring workbench through a material channel;

the flushing structure comprises a high-pressure spray head and a supporting structure, wherein the high-pressure spray head comprises a spray header, one end of the spray header is provided with an oil inlet port, the other end of the spray header is inwards recessed to form a spray port, and the oil inlet port is communicated with the spray port through a guide channel; the inlets of the guide channels are uniformly distributed at intervals in the circumferential direction taking the central axis of the spray header as the central line; the guide channels are respectively linear channels, an included angle is formed between the guide channels and a vertical line passing through the inlet of the guide channels, and no intersection point exists between the guide channels and the central axis of the spray header;

The included angles between all the guide channels and the vertical line passing through the inlet of the channel are the same;

the spray header is arranged on the bottom end surface of the spray conduit through a spray cover plate with a circular cross section;

the high-pressure spray head is arranged right above the cleaning station through the supporting knot;

the support structure comprises a spray cylinder fixing plate, a spray driving cylinder is fixed on the spray cylinder fixing plate, linear bearings are respectively arranged at two ends of the spray driving cylinder fixing plate, guide rods are respectively arranged at two ends of a moving plate, the guide rods penetrate through the linear bearings downwards and the bottom end of the guide rods respectively to be connected with a spray head fixing plate, a piston rod of the spray driving cylinder is connected with the moving plate, and the spray driving cylinder fixing plate is fixed on the ground through a portal frame; the high-pressure spray head is fixedly arranged at the bottom end of the spray head fixing plate; the spray head fixing plate is arranged right above the cleaning station;

the vertical section of the top end of the spray header is concave; the vertical section of the spray cover plate is T-shaped, the vertical part of the spray cover plate extends to the concave part of the spray header, and the space between the bottom end surface of the vertical part of the spray cover plate and the concave part of the spray header forms the oil inlet interface; the transverse part of the spray cover plate is fixed on the upper end face of the spray header;

The top end surface of the spray opening is in a truncated cone shape;

the vertical section of the top end of the spray header is in a convex shape; the vertical section of the spray cover plate is shaped like a gate, and the thickness of the vertical part of the spray cover plate is matched with and fixedly connected with the concave parts on the two sides of the top end of the spray header; the space between the bottom end surface of the transverse part of the spray cover plate and the top end surface of the spray header forms the oil inlet interface;

the high-pressure spray head further comprises an inner ring positioning head, wherein the top end surface of the spray opening is provided with an upward concave positioning ring, one end of the inner ring positioning head is connected with the top end surface of the positioning ring, and the other end of the inner ring positioning head extends vertically downwards; the diameter between the circle centers of the two inner ring positioning heads on the same diameter is equal to the diameter of a workpiece to be cleaned;

the novel air conditioner further comprises a blow-drying structure, wherein the blow-drying structure comprises a blow-drying head, one end of the blow-drying head is provided with an air inlet, the other end of the blow-drying head is inwards recessed to form an air outlet, and the air inlet is communicated with the air outlet through a vent hole; the inlets of the vent holes are uniformly distributed at intervals in the circumferential direction taking the central axis of the blow-drying head as the central line; the vent holes are respectively linear channels, an included angle is formed between the vent holes and a vertical line passing through the inlet of each channel, and no intersection point exists between the vent holes and the central axis of the vent hole and the blow-drying head;

The included angles between all the ventilation holes and the vertical line passing through the inlet of the runner are the same;

the blow-drying head is arranged on the bottom end surface of the blow-drying air pipe through a blow-drying cover plate with an annular cross section;

the vertical section of the top end of the blow-drying head is in a convex shape; the vertical section of the blow-drying cover plate is shaped like a door, and the thickness of the vertical part of the blow-drying cover plate is matched with and fixedly connected with the concave parts on the two sides of the top end of the blow-drying head; the space between the bottom end surface of the transverse part of the blow-drying cover plate and the top end surface of the blow-drying head forms the air inlet;

the top end of the blow-drying air pipe is connected with air inlet equipment; the blow-drying structure is arranged right above the blow-drying station through a blow-drying supporting knot; the outer circumference of the blow-drying air pipe is provided with a buffer spring; the periphery of the blow-drying air pipe is also provided with a shaft clamp spring;

the blow-drying head further comprises a blow-drying inner ring positioning head, and the blow-drying inner ring positioning head is arranged in the inner cavity of the air outlet at the bottom end of the blow-drying head and extends downwards;

the inner ring transferring clamping structure comprises an inner ring transferring clamping structure and an outer ring transferring clamping structure, the clamping plates of the outer ring clamping structure are V-shaped plates of one station, and the clamping plates of the inner ring transferring clamping structure are W-shaped plates of two stations.

The invention provides a bearing cleaning machine, which separates an outer ring, an upper inner ring and a lower inner ring of a bearing through the cooperation of a liftout rod, an inner ring separation hole and an upper inner ring removal structure in a separation structure, respectively conveys the lower inner ring and the upper inner ring to an inner ring workbench through the lower inner ring removal structure and the upper inner ring removal structure, keeps the outer ring of the bearing on the outer ring workbench, and then respectively washes the upper inner ring, the lower inner ring and the outer ring of the bearing through a flushing structure; by the aid of the separate flushing mode, all parts of the bearing can be thoroughly cleaned, and therefore the waste rate caused by impurities is reduced. The demagnetizing machine in the demagnetizing structure demagnetizes the whole bearing before the bearing is separated, so that impurities cannot be thoroughly cleaned due to magnetism are avoided, and thorough cleaning of the bearing is further ensured; according to the technical scheme, the angle of the flow guide pipe of the spray header and the distance between the flow guide pipe and the central axis are set according to the sizes of the inner ring and the outer ring of the bearing to be cleaned, and the angle of the flow guide pipe of the spray header and the distance between the flow guide pipe and the central axis are set according to the sizes of the inner ring and the outer ring of the bearing to be cleaned, so that high-pressure flushing liquid is impacted on the side walls of the inner ring and the outer ring at an adaptive angle, and no impact dead angle causes impurity cleaning to be incomplete; the retainer and the steel ball fixed inside the outer ring are impacted at a high speed by high-pressure flushing fluid, can rotate at a high speed in the inner cavity of the outer ring, are flushed by the high-pressure flushing fluid while rotating, ensure that the flushing fluid can thoroughly clean the steel ball, the retainer and the outer ring, and further ensure more thoroughly cleaning the inner ring and the outer ring through the angle setting of the guide pipe.

Drawings

FIG. 1 is a schematic view of a bearing to be cleaned;

FIG. 2 is a schematic top view of the overall structure of the present invention;

FIG. 3 is a schematic view of the overall structure of the front view of the present invention;

FIG. 4 is a schematic structural view of a feed structure;

FIG. 5 is a schematic diagram of a demagnetizing transfer structure;

FIG. 6 is a perspective view of a separation structure and a flushing structure;

FIG. 7 is an enlarged schematic view of the structure at A;

FIG. 8 is a schematic diagram of the structure of the upper inner ring overturning structure;

FIG. 9 is a schematic view of an upper inner race transfer structure;

FIG. 10 is a schematic view of a transfer clamping structure;

FIG. 11 is a schematic perspective view of a transfer clamping structure;

FIG. 12 is a schematic cross-sectional front view of a first embodiment of a high pressure nozzle of the present invention;

FIG. 13 is a schematic bottom view of a first embodiment of a high pressure nozzle of the present invention;

FIG. 14 is a schematic perspective view of a flow guide channel with a bottom view in the high-pressure nozzle according to the present invention;

FIG. 15 is a schematic view of a support structure according to the present invention

FIG. 16 is a schematic view of a second embodiment of a high pressure nozzle of the present invention;

FIG. 17 is a schematic view of a cross-sectional view of A-A of a showerhead;

FIG. 18 is a schematic view of a blow-drying structure;

fig. 19 is a schematic structural view of the discharging structure.

Detailed Description

As shown in fig. 2-19, the bearing cleaning machine comprises a feeding structure 1, a flushing structure 7, a blow-drying structure 8 and a discharging structure 9, wherein the separating structure comprises a lower inner ring feeding channel 3-6, a lower inner ring removing structure and an upper inner ring removing structure; an outer ring workbench 23 and an inner ring workbench 22 are respectively arranged above the two ends of the lower inner ring feeding channel 3-6;

the feeding structure 1 and the discharging structure 9 are respectively positioned at two ends of the outer ring workbench 22 and the inner ring workbench 23; the discharge hole of the feeding structure 1 is communicated with the inner ring split through hole 17 of the upper inner ring workbench 22; the flushing structure 8 is arranged above the flushing stations 13 of the outer ring workbench 23 and the inner ring workbench 22 respectively.

The lower parts of one end of the outer ring workbench 23 and one end of the inner ring workbench 22 are respectively provided with a first ejection rod 3-1 and a second ejection rod 3-9 through a first ejection cylinder 3-3 and a second ejection cylinder 3-10, and the first ejection rod 3-1 and the second ejection rod 3-9 respectively penetrate through two ends of the lower inner ring feeding channel 3-6 from bottom to top and extend to the lower end surfaces of the outer ring workbench 23 and the inner ring workbench 22; the outer ring workbench 23 and the inner ring workbench 22 are positioned above the first liftout rod 3-1, and are respectively provided with lower inner ring separating through holes 14 and 17, and the diameters of the lower inner ring separating through holes 14 and 9 are smaller than the diameter of the outer ring of the bearing to be cleaned and larger than the diameter of the inner ring of the bearing to be cleaned; the material taking position of the material taking claw 4-4 of the upper inner ring removing structure is arranged at the inner ring separating through hole 14 on the outer ring workbench 23; the unloading position of the unloading claw 5-4 of the upper inner ring removing structure is set at the upper inner ring initial station 18 on the inner ring workbench 22; the lower inner ring moving structure comprises a concave lower inner ring fork material plate 3-5, wherein the lower inner ring fork material plate 3-5 is connected with a piston rod of a front pushing cylinder 3-8 and a rear pushing cylinder 3-8 through a connecting plate 3-4, and the front pushing cylinder 3-8 and the rear pushing cylinder are arranged on a lower inner ring moving rodless cylinder 3-2; the horizontal stroke of the lower inner ring fork material plate 3-5 of the lower inner ring moving structure is started and stopped between two lower inner ring separation holes 8 and 9 on the lower inner ring feeding channel 3-6; the vertical strokes of the first material ejecting rod 3-1 and the second material ejecting rod 3-9 are respectively started and stopped between the platform surfaces of the outer ring workbench 22 and the inner ring workbench 23 and the lower inner ring feeding channel 3-6; and a limiting plate 3-7 is arranged on one side of the lower inner ring feeding channel 3-6 opposite to the lower inner ring fork material plate.

The feeding structure 1 sends the bearing 21 to be separated into the demagnetizing structure 2, and after the demagnetizing structure 2 demagnetizes, the bearing is conveyed to the position of the lower inner ring separating through hole 14 on the outer ring workbench 23, and the lower inner ring 21-3 falls from the lower inner ring separating through hole 14 because the diameter of the lower inner ring separating through hole 14 is smaller than the diameter of the outer ring of the bearing to be cleaned and larger than the diameter of the inner ring of the bearing to be cleaned; the initial position of the top end surface of the first ejector rod 3-1 is set at the bottom end surface of the outer ring workbench 23 positioned below the lower inner ring separation through hole 14; the falling lower inner ring 21-3 falls to the top end surface of the first material ejection rod 3-1, the first material ejection cylinder 3-3 is started, and the first material ejection rod 3-1 is moved downwards until the upper end surface of the first material ejection cylinder is flush with the upper end surface of the lower inner ring feeding channel 3-6; starting the front and back pushing cylinders 3-8, enabling the concave lower inner ring fork material plate 3-5 to move forwards until the lower inner ring 21-3 enters a concave fork material level on the lower inner ring fork material plate 3-5, starting the lower inner ring moving away from the rodless cylinder 3-2, and enabling the lower inner ring fork material plate 3-5 to move transversely on the feeding channel 3-6 with the lower inner ring 21-3 until the lower inner ring 21-3 is moved to a position below the lower inner ring separation through hole 17; because the initial position of the upper end face of the second ejector rod 3-9 is flush with the upper end face of the lower inner ring feeding channel 3-6, namely, the lower inner ring 21-3 is conveyed to the top end face of the second ejector rod 3-9 on one side of the inner ring workbench 22, the lower inner ring is moved away from the rodless cylinder 3-2 to stop moving; in the moving process, the lower inner ring 21-3 is prevented from falling from the feeding channel 3-6 due to the existence of the limiting plate 3-7; after the lower inner ring is moved away from the rodless cylinder 3-2 to stop moving, the second ejection cylinder 3-10 is started, the second ejection rod 3-9 drives the lower inner ring 21-3 to move upwards until the upper end surface of the second ejection rod 3-9 is flush with the upper end surface of the inner ring workbench 22, the second ejection cylinder 3-10 stops, and the lower inner ring 21-3 is positioned at the initial station of the lower inner ring, namely the inner ring split through hole 17.

The upper inner ring moving structure comprises an upper inner ring overturning structure 4 and an upper inner ring transferring structure 5; the upper inner ring overturning structure 4 comprises a material taking claw 4-4, the material taking claw 4-4 is arranged on a first upper and lower conveying cylinder 4-1 through a clamping cylinder 4-3, the first upper and lower conveying cylinder 4-1 is arranged on a rotating cylinder 4-2, and the rotating cylinder 4-2 is fixed on a base 21 positioned on one side of an outer ring workbench 23 through a first bracket 4-5; the upper inner ring transferring structure 5 comprises a discharging claw 5-4, the discharging claw 5-4 is arranged on a second up-down moving cylinder 5-2 through a clamping jaw cylinder 5-3, the second up-down moving cylinder 5-2 is arranged on an upper inner ring transferring rodless cylinder 5-1, the upper inner ring transferring rodless cylinder 5-1 is arranged on a base 21 on one side of an outer ring workbench 23 through a second bracket 5-5, and a material taking position of the discharging claw 5-4 is arranged at a position of the material taking claw 4-4 after material taking is overturned.

While the bearing 21 to be separated is conveyed to the position of the lower inner ring separating through hole 14 on the outer ring workbench 23, the clamping cylinder 4-3 is started, and the material taking claw 4-4 fixes the upper inner ring 21-2 from the inner ring by the opening force of the cylinder; the first upper and lower transfer cylinder 4-1 is started, the upper inner ring 21-2 is taken out from the inside of the outer ring 21-1, and after the upper inner ring moves up to a preset stroke, the first upper and lower transfer cylinder 4-1 is stopped; the rotary cylinder 4-2 is started, and after the upper inner ring 21-2 is turned 180 degrees, the rotary cylinder 4-2 is stopped; the clamping jaw cylinder 5-3 is started until the discharging claw 5-4 clamps the upper inner ring 21-2 from the periphery of the upper inner ring 21-2, the second up-down moving cylinder 5-2 is started, the upper inner ring 21-2 is taken out from the material taking claw 4-4 until the second up-down moving cylinder 5-2 stops in a preset stroke; the upper inner ring transfer rodless cylinder 5-1 is started and the upper inner ring 21-2 is sent to the upper inner ring initiation station 18 on the inner ring table 22.

Both the upper inner ring 21-2 and the lower inner ring 21-3 are sent to the initial station, and the outer ring 21-1, the steel balls 21-4 fixed inside the outer ring, and the retainer 21-5 are retained at the lower inner ring separating through hole 14 on the outer ring table 23. At this time, the upper inner ring 21-2, the lower inner ring 21-3 and the outer ring 21-1 are separated and then positioned at their initial positions.

Fig. 12, 13 and 14 are schematic structural views of the first embodiment. The flushing structure for cleaning the bearing comprises a high-pressure spray head and a supporting structure, wherein the high-pressure spray head comprises a cylindrical spray head 7-7, one end of the spray head 7-7 is provided with an oil inlet port 7-16, the other end of the spray head 7-7 is inwards recessed to form a spray port 7-17, and the oil inlet port 7-16 is communicated with the spray port 7-17 through a guide runner 7-4;

the inlets of the guide channels 7-4 are uniformly distributed at intervals in the circumferential direction by taking the central axis of the spray header 7-7 as the central line; as shown in fig. 12 and 17, the guide channels 7-4 are respectively straight channels, and an included angle b is formed between the straight channels and a vertical line passing through the inlet of each channel, and the included angle b is preferably 45 degrees; no intersection point exists between the guide channels 7-4 and the central axes of the guide channels 7-4 and the spray header 7-7; the central axis of the guide channel 7-4 and the central axis of the spray header 7-7 have no intersection point; the distance between the guide channel 7-4 and the central axis of the spray header 7-7 is designed according to the sizes of the inner ring and the outer ring to be cleaned, so that the guided high-pressure oil of the guide channel can cover the inner side wall and the outer side wall of the outer ring and the inner ring to be cleaned; the included angles between all the guide channels 7-4 and the vertical line passing through the inlet of the guide channel are the same, and the tangent line of the intersection point of all the guide channels 7-4 and the circumference where the guide channels are positioned is in one rotation direction, as shown in fig. 14, the high-pressure oil guided out by the guide channels 7-4 arranged in this way can impact the retainer 21-5 and the steel ball 21-4 arranged in the outer ring in one circumference direction, so that the retainer 21-5 and the steel ball 21-4 can be quickly rotated along one direction, and the rotated steel ball and retainer can ensure that each angle is cleaned in place under the flushing of the high-pressure oil.

The spray header 7-7 is arranged on the bottom end surface of the spray conduit 7-2 through a spray cover plate 7-3 with a circular cross section; the vertical section of the top end of the spray header 7-7 is concave; the vertical section of the spray cover plate 7-3 is T-shaped, the vertical part of the spray cover plate extends into the concave part of the spray header 7-7, and the space between the bottom end surface of the vertical part of the spray cover plate 7-3 and the concave part of the spray header 7-7 forms an oil inlet interface 7-16; the transverse part of the spray cover plate 7-3 is fixed on the upper end surface of the spray header 7-7 through bolts; the top end of the spray conduit 7-2 is connected with a high-pressure oil pipe through a spray elbow joint 7-1; the high-pressure spray head is arranged right above the cleaning station through the supporting knot; the top end surface of the spray opening 7-17 is provided in a truncated cone shape, and referring to fig. 12, a schematic cross-sectional structure along the diameter of the spray header 7-7 is shown, and fig. 17 is a schematic cross-sectional structure along the direction A-A of the spray header 7-7; when a workpiece to be tested is placed, the side wall and the top end surface of the spray opening 7-17 are uniformly distributed with the outlets of the guide channels 7-4, so that high-pressure oil is ensured to impact the workpiece to be cleaned from the inner side and the outer side;

when in flushing, the inner ring of the bearing to be cleaned or the outer ring of the bearing is concentrically arranged under the spraying port 7-17, the high-pressure spray head covers the workpiece to be cleaned from top to bottom, high-pressure oil enters the oil inlet port 7-16 through the spraying elbow joint 7-1 and the spraying conduit 7-2, and is sprayed out of the spraying port 7-17 through the guide channel 7-4 to clean the workpiece to be cleaned.

Fig. 16 is a schematic structural diagram of the second embodiment. The structure of the flow guide channel 7-4 in the shower head 7-7 in the second embodiment is the same as that in the first embodiment. The spray header 7-7 is arranged on the bottom end surface of the spray conduit 7-2 through a spray cover plate 7-3 with a circular cross section; the vertical section of the top end of the spray header 7-7 is in a convex shape; the vertical section of the spray cover plate 7-3 is shaped like a gate, and the thickness of the vertical part of the spray cover plate 7-3 is matched with and fixedly connected with the concave parts on the two sides of the top end of the spray header 7-7; the space between the bottom end surface of the transverse part of the spray cover plate 7-3 and the top end surface of the spray header 7-7 forms an oil inlet interface 7-16;

the high-pressure spray head further comprises an inner ring positioning head 7-15, wherein the top end surface of the spray opening 7-17 is provided with an upward concave positioning ring 7-19, one end of the inner ring positioning head 7-15 is connected with the top end surface of the positioning ring 7-19, and the other end of the inner ring positioning head vertically extends downwards; according to the different workpieces to be cleaned, the diameter between the circle centers of the two inner ring positioning heads 7-15 on the same diameter is equal to the diameter of the workpiece to be cleaned; the side wall of the positioning ring is provided with guide channels so that high-pressure oil can impact the workpiece to be cleaned from both the inner side and the outer side;

the bearing inner ring or the bearing outer ring to be cleaned is concentrically arranged under the spraying port 7-17 during flushing, the high-pressure spray head covers the workpiece to be cleaned from top to bottom, high-pressure oil enters the oil inlet port 7-16 through the spraying elbow joint 7-1 and the spraying conduit 7-2 and is sprayed out of the spraying port 7-17 through the guide channel 7-4, and the workpiece to be cleaned is cleaned; because the impact force of the high-pressure oil is very large, in order to avoid the position of the workpiece to be cleaned from being shifted after being impacted by the high-pressure oil, the workpiece to be cleaned is fixed on the inner ring of the workpiece to be cleaned through the two inner ring positioning heads 7-15, the workpiece to be cleaned is positioned, and the workpiece to be cleaned is ensured not to leave the cleaning station due to the impact of the high-pressure oil.

The support structure comprises a spray cylinder fixing plate 7-13, a spray driving cylinder 7-11 is fixed on the spray cylinder fixing plate 7-13, two ends of the spray cylinder fixing plate 7-13 are respectively provided with a linear bearing 7-10, two ends of a moving plate 7-8 are respectively provided with a guide rod 7-9, the guide rods 7-9 downwards penetrate through the linear bearings 7-10 respectively, the bottom ends of the guide rods are connected with a spray head fixing plate 7-12, a piston rod of the spray driving cylinder 7-11 is connected with the moving plate 7-8, and the spray cylinder fixing plate 7-13 is fixed on the ground through a door bracket; the high-pressure spray head is fixedly arranged at the bottom end of the spray head fixing plate 7-12, and the spray head fixing plate 7-12 is arranged right above the cleaning station;

after a workpiece to be cleaned is placed in a cleaning station, a spray driving cylinder 7-11 is started, a piston rod drives a moving plate 7-8 to move downwards, a guide rod 7-9 drives a spray head fixing plate 7-12 to move downwards until a high-pressure spray head reaches a preset stroke, a buffer spring 7-6 is arranged on the outer circumference of a spray guide pipe 7-2, and the buffer spring is used for buffering the impact force damage of equipment after the high-pressure spray head is contacted with the workpiece to be tested; the periphery of the spray guide pipe 7-2 is also provided with a shaft snap spring 7-5, so that the high-pressure spray head is prevented from sliding in the spray head fixing plate 7-12, the position of the high-pressure spray head is fixed, and the influence on the cleaning effect due to the deviation of the position of the high-pressure spray head is avoided.

The feeding structure 1 comprises a feeding belt 1-4, the feeding belt 1-4 is driven by a belt motor 1-3, and a feeding port and a discharging port are respectively arranged at two ends of the feeding belt 1-4; a material sensor 1-1 is arranged at the material outlet, and a material full sensor 1-2 is arranged at the middle section of the belt; the existing sensors can be used for the material sensor 1-1 and the material full sensor 1-2, for example: a proximity sensor of the ohm's dragon; by arranging the material sensor 1-1, the starting time of the demagnetizing and transferring structure in the demagnetizing structure is confirmed, and the demagnetizing and transferring structure only works when the material sensor 1-1 detects the material; the number of the workpieces to be processed on the feeding belt 1-4 is confirmed through the full sensor 1-2, so that the workpieces to be processed are prevented from being excessively accumulated on the feeding belt 1-4, and the workpieces are prevented from being damaged due to falling.

The demagnetizing structure 2 comprises a demagnetizing machine 2-5 and a demagnetizing transfer structure, the demagnetizing transfer structure comprises a demagnetizing pressing ring plate 2-3, the demagnetizing pressing ring plate is arranged on an upper cylinder and a lower cylinder 2-2, the upper cylinder and the lower cylinder are arranged on a demagnetizing rodless cylinder 2-1, and the demagnetizing rodless cylinder 2-1 is arranged on one side of the feeding structure 1 through a bracket; a clamping groove 2-4 is arranged on the demagnetizing pressing ring plate 2-3; the demagnetizer 2-5 is connected with a discharge hole in the feeding structure 1 through a material channel 1-5; the clamping groove 2-4 of the demagnetizing clamp plate 2-3 is arranged above the material channel 1-5; the outlet of the demagnetizer 2-5 is communicated with the inner ring split through hole 14 of the upper inner ring workbench 23 through a material channel; the workpiece to be cleaned is demagnetized through the demagnetizer 2-5, so that the problem that impurities on the workpiece can not be thoroughly cleaned due to magnetic attraction in the subsequent cleaning operation is avoided; the demagnetized workpiece is sent to the split through hole 14 of the inner ring through the demagnetizing pressing ring plate 2-3 for separation operation.

The transferring and clamping mechanism 6 comprises clamping plates 6-5 which are arranged in pairs, the clamping plates 6-5 are respectively and symmetrically fixed on sliding seats 6-10 positioned at two sides of a workpiece to be cleaned, and the bottom ends of the sliding seats 6-10 at two sides are respectively and fixedly connected with parallel racks 6-2 which extend towards each other; the base 6-11 is provided with a gear 6-1, and the gear 6-1 is arranged between two parallel racks 6-2 and meshed with the two racks 6-2 at the same time; the bottom end of the sliding seat 6-10 is arranged on the clamping guide rail 6-8 through a sliding block, the clamping guide rail 6-8 is arranged on the base 6-11, the clamping cylinder 6-9 is arranged on the base 6-11, and a driving rod of the clamping cylinder 6-9 is connected with any one side of the sliding seat 6-10 on two sides; the bottom end of the base 6-11 is arranged on the transfer guide rail 6-6 through a sliding block, the transfer cylinder 6-3 is arranged on one side of the base 6-11 in parallel with the transfer guide rail 6-6, and a piston rod of the transfer cylinder 6-3 is connected with the base 6-11 through an extension plate 6-12; when a workpiece is detected on a station, the clamping cylinder 6-9 is started, under the action of the two parallel racks 6-2 and the gear 6-1, the two sliding seats 6-10 respectively slide on the clamping guide rails 6-8, the symmetrically arranged pair of clamping plates 6-5 move towards the middle, and after the workpiece to be processed is clamped, the clamping cylinder 6-9 is stopped; the carrying air cylinder 6-3 is started to drive the base 6-11 to move on the carrying guide rail 6-6, so that the carrying air cylinder 6-3 stops after the clamping plate 6-5 and the workpiece to be processed reach the next station; the clamping cylinder 6-9 is started, the clamping plate 6-5 loosens the workpiece to be processed, and the clamping cylinder 6-9 is stopped after the workpiece to be processed is placed on the station; the carrying air cylinder 6-3 is started to move reversely to drive the clamping plate 6-5 to return to the last station; and so on, the workpiece is transferred from one station to the next. The outer ring table 22 and the inner ring table 23 are respectively provided with a continuous cleaning station and a continuous blow-drying station, and as shown in fig. 1 and 2, a plurality of groups of transferring and clamping mechanisms are arranged along the length direction of the table according to the length of the actual table.

The transferring and clamping structure comprises an inner ring transferring and clamping structure and an outer ring transferring and clamping structure, wherein the clamping plate of the outer ring clamping structure is a one-station template, and the clamping plate in the inner ring transferring and clamping structure is a double-station W-shaped template. The grip plate in the inner ring transfer grip structure refers to the grip plate 10 in fig. 1. Because the inner ring and the outer ring in the double-inner-ring bearing are paired through the measuring procedure, in the following blow-drying and cleaning operation, two transverse inner rings and one transverse outer ring are simultaneously used for carrying out the following operation so as to prevent the pairing sequence of the inner ring and the outer ring from being wrong, and the inner ring and the outer ring are also paired according to the same inner ring and outer ring during assembly. The inner ring transferring and clamping structure and the outer ring transferring and clamping structure respectively comprise a plurality of clamping plate pairs, the buffer 6-4 is arranged on one side of the extension plate 6-12, the buffer 6-4 is arranged to prevent damage between equipment workpieces due to impact in the transferring process, the position sensor 6-7 is connected on one side of the extension plate 6-12, and the transverse position of the clamping plate 6-5 is confirmed through the arrangement of the position sensor 6-7.

As shown in fig. 2 and 6, the initial clamping plate of the outer ring transferring and clamping structure is arranged above the lower inner ring separating through hole 14 on the outer ring workbench 22, and the initial clamping plate of the inner ring transferring and clamping structure is arranged above the inner ring split through hole 17 and the upper inner ring initial station 18 on the inner ring workbench 23; the separated outer ring, the upper inner ring and the lower inner ring are respectively transferred to a subsequent working position through an outer ring transferring and clamping structure and an inner ring transferring and clamping structure.

The blow-drying structure comprises a cylindrical blow-drying head 8-5, one end of the blow-drying head 8-5 is provided with an air inlet 8-8, the other end of the blow-drying head 8-5 is inwards sunken to form an air outlet 8-7, and the air inlet 8-8 and the air outlet 8-7 are communicated through a vent hole; the inlets of the vent holes are uniformly distributed at intervals in the circumferential direction taking the central axis of the blow-drying head as the central line; the vent holes are respectively straight-line channels, an included angle is formed between each vent hole and a vertical line passing through the inlet of each channel, and the optimal angle is set to be 45 degrees; no intersection point exists between the vent holes and the central axis of the vent hole and the blow-drying head 8-5; wherein the vertical distance between the vent hole and the central axis of the blow-drying head 8-5 is set according to the diameter of the workpiece to be blow-dried; the included angles between all the vent holes and the vertical line passing through the inlet of the runner are the same; the blow-drying head 8-5 is arranged on the bottom end surface of the blow-drying air pipe 8-1 through a blow-drying cover plate 8-4 with a circular cross section; the vertical section of the top end of the blow-drying head 8-5 is in a convex shape; the vertical section of the blow-drying cover plate 8-4 is shaped like a door, and the thickness of the vertical part of the blow-drying cover plate 8-4 is matched with and fixedly connected with the concave parts on the two sides of the top end of the blow-drying head 8-5; the space between the bottom end surface of the transverse part of the blow-drying cover plate 8-4 and the top end surface of the blow-drying head 8-5 forms an air inlet 8-8; the top end of the blow-drying air pipe 8-1 is connected with air inlet equipment; the blow-drying structure 8 is arranged right above the blow-drying station 12 through a blow-drying supporting knot; the buffer spring 8-3 is arranged on the outer circumference of the blow-drying air pipe 8-1; the periphery of the blow-drying air pipe is also provided with a shaft snap spring 8-2; the blow-drying head further comprises inner ring positioning heads 8-6 for blow-drying, wherein the inner ring positioning heads 8-6 for blow-drying are arranged in the inner cavity of the air outlet 8-7 at the bottom end of the blow-drying head and extend downwards, and the distance between the centers of the two inner ring positioning heads 8-6 for blow-drying is larger than the diameter of the inner cavity of a workpiece to be blow-dried and smaller than the diameter of the outer ring of the workpiece to be blow-dried;

When the drying operation is carried out, two inner ring positioning heads 8-6 for drying are pressed into the inner ring of the workpiece to be dried, the workpiece is fixed on the inner ring of the workpiece to be dried, air of air inlet equipment enters from the top end of an air drying pipe 8-1, is vertically pressed on the workpiece to be dried at the bottom end of the inner ring positioning heads 8-6 through air holes 8-9 from an air inlet 8-8, and the inner ring positioning heads 8-6 prevent the workpiece to be dried from being blown away by the air; the ventilation holes 8-9 are inclined holes with the same angle, the steel balls and the retainers fixed on the inner side of the outer ring to be dried are rotated along with the wind direction under the wind blowing of the same wind direction, and the steel balls and the retainers are dried through wind in the rotating process, so that the steel balls and the retainers can be dried through wind in any angle. As shown in fig. 3, the cleaning machine is provided with a cleaning liquid collection tank 20 below a base 21, and the position of the collected cleaning liquid in the cleaning liquid collection tank 20 is confirmed through a liquid level observation hole 19; the cleaning liquid is recycled, a filter element is arranged in the cleaning liquid collecting box 20, the used cleaning liquid is filtered, and the filtered cleaning liquid enters the spray head again for recycling; the top end of the spray conduit 7-2 is connected with a high-pressure oil pipe through a spray elbow joint 7-1, and the high-pressure oil pipe leads out filtered cleaning liquid from a cleaning liquid collecting box 20.

The reassembling structure 11 is arranged between the outer ring workbench 23, the inner ring workbench 22 and the discharging structure 9, a reassembling preparation station 25 positioned on the outer ring workbench 23 and after a blow-drying station, and an outer ring and an inner ring which are positioned on the inner ring workbench 22 and are cleaned and blow-dried are respectively placed at the assembling preparation station 24, and are assembled through the reassembling structure 11; the feeding port of the discharging belt 9-2 is connected with the discharging port of the reassembling structure 11; the discharging structure 9 comprises a discharging belt 9-2, the discharging belt 9-2 is driven by a discharging motor 9-1, a feeding port and a discharging port are respectively arranged at different sides of two ends of the discharging belt 9-2, a full sensor 9-5 is arranged in the middle section of the discharging belt 9-2, a material sensor 9-4 is arranged at one end of the discharging port of the discharging belt 9-2, a pushing plate 9-6 is arranged at the position, corresponding to the discharging port, of one side, opposite to the discharging port, of the discharging belt 9-2, and the pushing plate 9-6 is connected with the piston end of a pushing cylinder 9-3; the existing sensors can be used for realizing the material sensors 9-4 and the material full sensors 9-5, such as: a proximity sensor of the ohm's dragon; when the material sensor 9-4 detects that a workpiece exists, the material pushing cylinder 9-3 drives the material pushing plate 9-6 to push the workpiece placed at the material outlet onto the material discharging channel 9-7, and the subsequent process is performed; when the full sensor 9-5 detects that the workpieces to be processed have reached the preset number, the reassembling structure 11 stops conveying the workpieces onto the discharging belt 9-2 until the full sensor 9-5 detects that the number of the workpieces to be processed is less than the preset number, and the reassembling structure 11 continues conveying the workpieces onto the discharging belt 9-2, so that the workpieces are prevented from being damaged due to excessive accumulation on the discharging belt 9-2 caused by untimely unloading of the workpieces to be processed, and the workpieces drop from the discharging belt 9-2.

Claims

1. A bearing washer, comprising: feeding structure, washing structure, ejection of compact structure, its characterized in that: the device also comprises a separation structure and a reassembly structure, wherein the separation structure comprises a lower inner ring feeding channel, a lower inner ring removing structure and an upper inner ring removing structure;

the first ejection rod and the second ejection rod respectively penetrate through two ends of the lower inner ring feeding channel from bottom to top, the first ejection rod penetrates through the lower inner ring feeding channel and then extends to the lower end face of the outer ring workbench, and the second ejection rod penetrates through the lower inner ring feeding channel and then extends to the lower end face of the inner ring workbench;

the inner ring workbench and the outer ring workbench are respectively provided with a lower inner ring separating through hole at the upper position of the ejection rod, and the diameter of the lower inner ring separating through holes is smaller than that of the outer ring of the bearing to be cleaned and larger than that of the inner ring of the bearing to be cleaned;

The material taking position of the upper inner ring removing structure is arranged at the lower inner ring separating through hole on the outer ring workbench; the unloading position of the upper inner ring removing structure is arranged at an upper inner ring initial station on the inner ring workbench;

the lower inner ring removing structure comprises a concave lower inner ring fork material plate, the lower inner ring fork material plate is connected with a piston rod of a front pushing cylinder and a rear pushing cylinder through a connecting plate, and the front pushing cylinder and the rear pushing cylinder are arranged on a lower inner ring removing rodless cylinder;

the vertical travel of the first ejector rod is started and stopped between the platform surface of the outer ring workbench and the platform surface of the lower inner ring feeding channel, and the vertical travel of the second ejector rod is started and stopped between the platform surface of the inner ring workbench and the platform surface of the lower inner ring feeding channel;

a discharge hole of the feeding structure is communicated with the lower inner ring separation through hole of the inner ring workbench; the flushing structures are respectively arranged above the flushing stations of the outer ring workbench and the inner ring workbench;

the reassembling structure is arranged among the outer ring workbench, the inner ring workbench and the discharging structure, and the outer ring and the inner ring are assembled through the reassembling structure;

the upper inner ring overturning structure comprises a material taking claw, the material taking claw is arranged on a first upper and lower conveying cylinder through a clamping cylinder, the first upper and lower conveying cylinder is arranged on a rotating cylinder, and the rotating cylinder is fixed on a base positioned at one side of the outer ring workbench through a first bracket;

the upper inner ring transferring structure comprises a discharging claw, the discharging claw is arranged on a second up-down moving cylinder through a clamping jaw cylinder, the second up-down moving cylinder is arranged on an upper inner ring transferring rodless cylinder, the upper inner ring transferring rodless cylinder is arranged on a base on one side of the outer ring workbench through a second bracket, and a material taking position of the discharging claw is arranged at a position of the material taking claw after material taking is turned over;

the device comprises a workpiece to be cleaned, a conveying clamping structure, a cleaning mechanism and a cleaning mechanism, wherein the conveying clamping structure comprises clamping plates, a base and racks which are arranged in pairs, the clamping plates are respectively and symmetrically fixed on sliding seats positioned at two sides of the workpiece to be cleaned, the bottoms of the sliding seats at two sides are respectively connected with one rack, the two racks are mutually parallel, one end of each rack is connected with the sliding seat, and the other end of each rack extends towards the direction of the sliding seat at the other side after extending out of the bottom of the sliding seat;

The base is provided with a gear which is arranged between the two parallel racks and is meshed with the two racks at the same time; the bottom end of the sliding seat is arranged on a clamping guide rail through a sliding block, the clamping guide rail is arranged on the base, a clamping cylinder is arranged on the base, and a driving rod of the clamping cylinder is connected with one side of the sliding seat at two sides; the bottom end of the base is arranged on the transfer guide rail through a sliding block, the transfer cylinder is arranged on one side of the base in parallel with the transfer guide rail, and a piston rod of the transfer cylinder is connected with the base through an extension plate;

the demagnetizing device comprises a feeding structure, a demagnetizing machine and a demagnetizing transfer structure, wherein the demagnetizing transfer structure comprises a demagnetizing pressing ring plate, the demagnetizing pressing ring plate is arranged on an upper cylinder and a lower cylinder, the upper cylinder and the lower cylinder are arranged on a demagnetizing rodless cylinder, and the demagnetizing rodless cylinder is arranged on one side of the feeding structure through a support frame; a clamping groove is formed in the demagnetizing pressing ring plate; the demagnetizer is connected with the discharge hole in the feeding structure through a material channel; the clamping groove on the demagnetizing pressing ring plate is arranged above the material channel; the outlet of the demagnetizer is communicated with the lower inner ring separation through hole of the upper inner ring workbench through a material channel;

The flushing structure comprises a high-pressure spray head and a supporting structure, wherein the high-pressure spray head comprises a spray header, one end of the spray header is provided with an oil inlet port, the other end of the spray header is inwards recessed to form a spray port, and the oil inlet port is communicated with the spray port through a guide runner; the inlets of the guide channels are uniformly distributed at intervals in the circumferential direction taking the central axis of the spray header as a central line; the guide channels are all straight-line channels, an included angle is formed between the guide channels and a vertical line passing through an inlet of the guide channel, and no intersection point exists between the guide channels and the central axis of the guide channel and the central axis of the spray header;

the included angles between all the guide channels and a vertical line passing through the inlet of the guide channel are the same;

the high-pressure spray head is arranged right above the cleaning station through the supporting structure;

the support structure comprises a spray cylinder fixing plate, a spray driving cylinder is fixed on the spray cylinder fixing plate, linear bearings are respectively arranged at two ends of the spray driving cylinder fixing plate, guide rods are respectively arranged at two ends of a moving plate, the guide rods penetrate through the linear bearings downwards and the bottom end of the guide rods respectively to be connected with a spray head fixing plate, a piston rod of the spray driving cylinder is connected with the moving plate, and the spray driving cylinder fixing plate is fixed on the ground through a portal frame; the high-pressure spray head is fixedly arranged at the bottom end of the spray head fixing plate; the spray head fixing plate is arranged right above the cleaning station.

2. A bearing cleaning machine according to claim 1, wherein: the feeding structure comprises a feeding belt, the feeding belt is driven by a belt motor, and a feeding port and a discharging port are respectively arranged at two ends of the feeding belt; the material discharging port is provided with a material sensor, and the middle section of the belt is provided with a material full sensor.

3. A bearing cleaning machine according to claim 1, wherein: the vertical section of the top end of the spray header is concave; the vertical section of the spray cover plate is T-shaped, the vertical part of the spray cover plate extends to the concave part of the spray header, and the space between the bottom end surface of the vertical part of the spray cover plate and the concave part of the spray header forms the oil inlet interface; the transverse part of the spray cover plate is fixed on the upper end face of the spray header;

the top end surface of the spray opening is in a truncated cone shape.

4. A bearing cleaning machine according to claim 1, wherein: the vertical section of the top end of the spray header is in a convex shape; the vertical section of the spray cover plate is shaped like a gate, and the thickness of the vertical part of the spray cover plate is matched with and fixedly connected with the concave parts on the two sides of the top end of the spray header; the space between the bottom end surface of the transverse part of the spray cover plate and the top end surface of the spray header forms the oil inlet interface;

The high-pressure spray head further comprises an inner ring positioning head, wherein the top end surface of the spray opening is provided with an upward concave positioning ring, one end of the inner ring positioning head is connected with the top end surface of the positioning ring, and the other end of the inner ring positioning head extends vertically downwards; the distance between the circle centers of the two inner ring positioning heads on the same diameter is equal to the diameter of the workpiece to be cleaned.

5. A bearing cleaning machine according to claim 1, wherein: the air-drying structure comprises a drying head, wherein one end of the drying head is provided with an air inlet, the other end of the drying head is inwards recessed to form an air outlet, and the air inlet is communicated with the air outlet through a vent hole; the inlets of the vent holes are uniformly distributed at intervals in the circumferential direction taking the central axis of the blow-drying head as a central line; the vent holes are all straight-line channels, an included angle is formed between the vent holes and a vertical line passing through an inlet of each straight-line channel, and no intersection point exists between the vent holes and the central axis of the vent hole and the blow-drying head;

all the vent holes have the same included angle with a vertical line passing through the inlet of the straight passage;

the top end of the blow-drying air pipe is connected with air inlet equipment; the blow-drying structure is arranged right above the blow-drying station through a blow-drying supporting structure; the outer circumference of the blow-drying air pipe is provided with a buffer spring; the periphery of the blow-drying air pipe is also provided with a shaft clamp spring;

the blow-drying head further comprises an inner ring positioning head for blow-drying, and the inner ring positioning head for blow-drying is arranged in the inner cavity of the air outlet at the bottom end of the blow-drying head and extends downwards.

6. A bearing cleaning machine according to claim 1, wherein: the inner ring transferring clamping structure comprises an inner ring transferring clamping structure and an outer ring transferring clamping structure, wherein the clamping plate of the outer ring transferring clamping structure is a V-shaped plate with one station, and the clamping plate in the inner ring transferring clamping structure is a W-shaped plate with two stations.