CN103639133B - Special miniature full-automatic bearing preparation cleaning machine - Google Patents

Special miniature full-automatic bearing preparation cleaning machine Download PDF

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Publication number
CN103639133B
CN103639133B CN201310534836.5A CN201310534836A CN103639133B CN 103639133 B CN103639133 B CN 103639133B CN 201310534836 A CN201310534836 A CN 201310534836A CN 103639133 B CN103639133 B CN 103639133B
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China
Prior art keywords
bearing
rotor
ring
unit
motility
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CN201310534836.5A
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CN103639133A (en
Inventor
徐境福
刘卫平
莫锋
姜建渡
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NANTONG SHANKOU FINE ELECTROMECHANICAL CO Ltd
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NANTONG SHANKOU FINE ELECTROMECHANICAL CO Ltd
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Priority to CN201310534836.5A priority Critical patent/CN103639133B/en
Publication of CN103639133A publication Critical patent/CN103639133A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02Cleaning by the force of jets or sprays
    • B08B3/022Cleaning travelling work
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/34Sorting according to other particular properties
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00Testing of machine parts
    • G01M13/04Bearings

Abstract

The invention discloses a kind of special miniature full-automatic bearing preparation cleaning machine, including cabinet and be separately mounted to the electric control cabinet on casing table, material supply unit, bearing cleaning showers unit, bearing blow dried unit, motility detection unit, play detect unit, blanking unit; Motility detection unit includes device for detecting flexibility, motility substandard products remove device and motility substandard products output device; Play detection unit includes clearance detector, play bad part eject device and play substandard products sorting unit; Therefore, the present invention is by two stations involved by miniature bearing prerinse step: motility detection station, play detection station are incorporated on an equipment, thus efficiently reducing cost of labor, have stopped defective products outflow, it is ensured that the concordance of product.

Description

Special miniature full-automatic bearing preparation cleaning machine
Technical field
The present invention relates to one and automatically prepare cleaning machine, for the prerinse of extra-miniature bearing, belong to the manufacturing field of miniature bearing.
Background technology
In general, after bearing assembles, before bearing is carried out, bearing generally all carrying out the pre-cleaning operation such as motility detection, play detection, motility detection, play detection are all carry out on different devices, namely in prior art, also not having the equipment both combined, therefore human and material resources during prerinse expend relatively big, simultaneously, when conversion between two steps operates, also very easily cause the generation of defective products.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, a kind of miniature bearing is provided automatically to prepare cleaning machine, it is by two stations involved by miniature bearing prerinse step: motility detection station, play detection station are incorporated on an equipment, thus efficiently reducing cost of labor, stop defective products outflow, it is ensured that the concordance of product.
For realizing above technical purpose, the present invention will take following technical scheme:
A kind of special miniature full-automatic bearing preparation cleaning machine, including cabinet and be separately mounted to the electric control cabinet on casing table, material supply unit, bearing cleaning showers unit, bearing blow dried unit, motility detection unit, play detect unit, blanking unit; Motility detection unit includes device for detecting flexibility, motility substandard products remove device and motility substandard products output device; Play detection unit includes clearance detector, play bad part eject device and play substandard products sorting unit; Described material supply unit, including feeding device and the material conveying road that is connected with feeding device discharging opening; Bearing cleaning showers unit, bearing blow dried unit, device for detecting flexibility, motility substandard products are removed device, clearance detector, play bad part eject device and blanking unit and are successively set on material conveying road according to material carriage direction;Described motility substandard products are removed the discharging opening of device and are connected mutually with the charging aperture of motility substandard products output device, and the discharging opening of play bad part eject device is connected mutually with the charging aperture of play substandard products sorting unit; Described electric control cabinet, according to the signal that the material detection sensor installed on material conveying road feeds back, automatically controls the operating mode of bearing cleaning showers unit, bearing blow dried unit, device for detecting flexibility, clearance detector and blanking unit; The product flexibility detection signal that described electric control cabinet feeds back according to device for detecting flexibility, automatically controls motility substandard products and removes the operating mode of device, motility substandard products output device; The product play detection signal that described electric control cabinet feeds back according to clearance detector, automatically controls the operating mode of play bad part eject device, play substandard products sorting unit.
Described feeding device includes loading plate, horizontal sliding cylinder and conveyer belt; The clutch end of horizontal sliding cylinder is installed for the pushing head of put material in horizontal sliding loading plate, and pushing head is a flat board; Loading plate arranges the gathering sill of pushing head translation, and pushing head is oppositely arranged with put material in loading plate; The discharging opening of loading plate is connected mutually with the charging aperture of conveyer belt, the discharging opening of conveyer belt is then connected with the charging aperture in material conveying road mutually by feeding material road, and the discharge outlet installation of conveyer belt turns a material cylinder, the piston rod telescopic direction of described turn of material cylinder is perpendicular with the migration direction in material conveying road of material.
Described blanking device includes blanking cylinder and certified products collection place, and described blanking cylinder is arranged on the discharging opening in material conveying road, and the piston rod of blanking cylinder is arranged towards certified products collection place.
Device for detecting flexibility, including the detection bodies detected for miniature bearing motility to be checked, the both sides of described detection bodies are each provided with a linear reciprocation and move device, described detection bodies, two linear reciprocation move device and are all fixedly mounted in frame, detection bodies includes outer ring pedestal and is encapsulated in the rotor in the pedestal of outer ring, offering through hole in the pedestal of outer ring, the rotor via clearance offered interior with outer ring pedestal is arranged; Described rotor is equipped with the rotor air grid for connecting with wind regime, and described wind regime enters after rotor through rotor air grid, it is possible to blowing rotor and rotate, outer ring pedestal is then provided with the induction apparatus for detecting rotor rotary state; It addition, described outer ring pedestal is provided with miniature bearing positioning part, described miniature bearing to be checked is placed in miniature bearing positioning part; Two described linear reciprocation move in device, one of them reciprocating linear moves the outfan of device for promoting miniature bearing to be checked to enter in rotor, so that the inner circle tight fit connection of the outer ring of miniature bearing to be checked and rotor, another reciprocating linear moves the outfan of device then outfan for moving device with previous reciprocating linear and coordinates, to prop up the inner ring of miniature bearing to be checked; Two described linear reciprocation move the outfan of device and arrange with rotor coaxial line.
Described device for detecting flexibility is vertical structure, set up two linear reciprocation in the both sides of detection bodies separately and move device respectively upper straight reciprocating moving device, lower straight reciprocating moving device, described upper straight reciprocating moving device includes the upper ejector pin taken blame for others and be connected with the clutch end above taken blame for others, lower straight reciprocating moving device take blame for others under then including and with under the lower push rod that is connected of the clutch end taken blame for others;Described lower push rod under under the promotion taken blame for others, miniature bearing to be checked is pushed in rotor, so that the inner circle tight fit connection of the outer ring of miniature bearing to be checked and rotor; Described upper ejector pin, under the upper promotion taken blame for others, coordinates with lower push rod, to prop up the inner ring of miniature bearing to be checked.
The upper end of described outer ring pedestal connects push rod guiding mechanism by upper end cover, and this push rod guiding mechanism includes guide pin bushing and the linear bearing being socketed in guide pin bushing; Described upper end cover faces out the annular flange flange that two internal diameters of surface configuration of cycle basis seat do not wait, respectively large diameter flange and little inside diameter flange, the internal diameter of described large diameter flange is basically identical with the internal diameter of outer ring pedestal, suitable with the external diameter of rotor outer ring, the internal diameter of described little inside diameter flange is suitable to walking of upper ejector pin; The lower end of described outer ring pedestal is then provided with bottom end cover, and described miniature bearing positioning part is the location annular flange flange on the surface being arranged at bottom end cover outer ring pedestal dorsad, and the internal diameter of described location annular flange flange is suitable with the external diameter of miniature bearing to be checked.
Described upper ejector pin, lower push rod are multidiameter, including two sections, sturdy section be respectively connected and elongated segment, sturdy section of lower push rod with under the clutch end taken blame for others be connected, the elongated segment end of lower push rod then face down end cap arrange, sturdy section of described lower push rod is led by the through hole offered in fixed pedestal simultaneously, and described fixed pedestal is fixedly mounted in frame; Sturdy section of upper ejector pin is connected with the clutch end above taken blame for others, and the elongated segment end of upper ejector pin is then arranged towards upper end cover, and sturdy section of described upper ejector pin positions support by linear bearing simultaneously.
Described rotor is double-decker, and including rotor inner ring, rotor outer ring, described rotor inner ring, rotor outer ring are connected by the rib of circumferential uniform more than two; Described rotor air grid is formed by the wedge uniform more than 3 of the air inlet of rotor.
Described wedge includes the lower surface of the outer edge surface of wedge, the inner headed face of wedge, the upper surface of wedge, wedge, wherein, the outer edge surface of described wedge is consistent with the external diameter of rotor outer ring, the inner headed face of wedge is consistent with the internal diameter of rotor inner ring, the lower surface of wedge and rotor end-face link into an integrated entity, and the upper surface of wedge is arranged towards upper end cover.
According to above technical scheme, relative to prior art, the present invention has the advantage that the present inventor is machine integrated, and 1 people can operate multiple stage lathe, reduces cost of labor, can be effectively prevented from defective products simultaneously and flow out, it is ensured that the concordance of product.
Accompanying drawing explanation
Fig. 1 is the structural representation of special miniature full-automatic bearing preparation cleaning machine of the present invention;
Wherein: loading plate 1; Conveyer belt; Pushing head 3; Feeding material road 4; Material conveying road 5; Bearing cleaning showers unit 6; Bearing blow dried unit 7; Motility substandard products output device 8; Device for detecting flexibility 9; Motility substandard products remove device 10; Clearance detector 11; Play bad part eject device 12; Play substandard products sorting unit 13; Blanking device 14; Workbench 15; Cabinet 16; Electric control cabinet 17;
Fig. 2 is the decomposition texture schematic diagram of device for detecting flexibility of the present invention;
Wherein: above take blame for others 91; Upper ejector pin 92; Linear bearing 93; Guide pin bushing 94; Upper end cover 95; Rotor 96; The outer ring pedestal 97 of wedge; Induction apparatus 98; Bottom end cover 99;Lower push rod 910; Under take blame for others 911; Fixed pedestal 912;
Fig. 3 is the structural representation of wedge of the present invention; The outer edge surface 61 of wedge; The inner headed face 62 of wedge; The upper surface 63 of wedge; The lower surface 64 of wedge.
Detailed description of the invention
Technical scheme is explained below with reference to accompanying drawing.
As shown in Figure 1, special miniature full-automatic bearing preparation cleaning machine of the present invention, including electric control cabinet 17, cabinet and be arranged on the material supply unit on casing table, bearing cleaning showers unit, bearing blow dried unit, motility detection unit, play detect unit, blanking unit; Motility detection unit includes device for detecting flexibility, motility substandard products remove device and motility substandard products output device; Play detection unit includes clearance detector, play bad part eject device and play substandard products sorting unit; Described material supply unit, including feeding device and the material conveying road that is connected with feeding device discharging opening; Described feeding device, adopts the mode feeding of charging tray horizontal sliding, conveyer belt conveying, including loading plate, horizontal sliding cylinder and conveyer belt; The clutch end of horizontal sliding cylinder is installed for the pushing head of put material in horizontal sliding loading plate, and pushing head is a flat board; Loading plate arranges the gathering sill of pushing head translation, and pushing head is oppositely arranged with put material in loading plate; The discharging opening of loading plate is connected mutually with the charging aperture of conveyer belt, the discharging opening of conveyer belt is then connected with the charging aperture in material conveying road mutually by feeding material road, and the discharge outlet installation of conveyer belt turns a material cylinder, the piston rod telescopic direction of described turn of material cylinder is perpendicular with the migration direction in material conveying road of material.
Bearing cleaning showers unit, bearing blow dried unit, device for detecting flexibility, motility substandard products are removed device, clearance detector, play bad part eject device and blanking unit and are successively set on material conveying road according to material carriage direction; Wherein: described bearing cleaning showers unit, the rotary spray of workpiece is adopted so that workpiece cleaning is cleaner; Namely bearing cleaning showers unit can adopt commercially available bearing rotary Spray-cleaning Machine; Described bearing blow dried unit, its gas outlet is through the filter of 0.01 micron, it is to avoid the generation of rubbish; Described device for detecting flexibility, the quality of product is judged according to workpiece rotating cycle, and the workpiece being judged to inferior goods is carried out sorting operation, namely start motility substandard products and remove device, the substandard products transported in material conveying road are transferred in motility substandard products conveyer device and are delivered to motility substandard products collection place; Device for detecting flexibility of the present invention is vertical structure, as in figure 2 it is shown, include taking blame for others 91, upper ejector pin 92, linear bearing 93, guide pin bushing 94, upper end cover 95, rotor 96, outer ring pedestal 97, induction apparatus 98, bottom end cover 99, lower push rod 910, under take blame for others 911, fixed pedestal 912, frame; Wherein: the clutch end above taken blame for others is connected with upper ejector pin, the clutch end taken blame for others under is then connected with lower push rod; Guide pin bushing and linear bearing are fitted to a guiding mechanism, and the guiding for upper ejector pin operates, and namely linear bearing location and installation is in the inner chamber of guide pin bushing; Outer ring pedestal is a block, and described block offers the through hole suitable with rotor along axis, and described block offers the both ends of the surface in direction at through hole, and respectively through 4 threaded fasteners equipped upper end cover, bottom end cover, the threaded fastener in figure is screw or bolt; It addition, described outer ring pedestal is provided with the through hole for installing induction apparatus so that when rotor rotates, it is possible to be in the induction range of induction apparatus.
Rotor is fitted in the through hole that outer ring pedestal is offered, and rotor is provided with rotor air grid, described rotor air grid is formed by following manner: described rotor includes rotor inner ring, rotor outer ring, gap is there is in rotor inner ring, rotor between outer ring, and both are by circumferential uniform many, figure is 3 rib link into an integrated entity, air inlet multiple wedge spaced apart equably of rotor simultaneously, to be imported in the gap between rotor inner ring, rotor outer ring by the wind of input, rotor is promoted to rotate;As shown in Figure 3, described wedge includes the lower surface 64 of the outer edge surface 61 of wedge, the inner headed face 62 of wedge, the upper surface 63 of wedge, wedge, wherein, the outer edge surface of described wedge is consistent with the external diameter of rotor outer ring, the inner headed face of wedge is consistent with the internal diameter of rotor inner ring, the lower surface of wedge and rotor end-face link into an integrated entity, and the upper surface of wedge is arranged towards upper end cover; Described upper end cover is provided with, towards the one side of rotor, the annular flange flange that two internal diameters do not wait, respectively large diameter flange and little inside diameter flange, the internal diameter of described large diameter flange is basically identical with the internal diameter of outer ring pedestal, suitable with the external diameter of rotor outer ring, the internal diameter of described little inside diameter flange is suitable to walking of upper ejector pin; Described bottom end cover, the one side of the push rod that faces down is provided with the location annular flange flange for positioning workpiece, and the internal diameter of this location annular flange flange is suitable with the external diameter of workpiece outer ring.
Lower push rod is a multidiameter, including two sections, sturdy section be respectively connected and elongated segment, sturdy section of lower push rod with under the clutch end taken blame for others be connected, the elongated segment end of the lower push rod end cap that then faces down is arranged, and sturdy section of described lower push rod is led by the through hole offered in fixed pedestal simultaneously.
Upper ejector pin is also a multidiameter, including two sections, sturdy section be respectively connected and elongated segment, sturdy section of upper ejector pin is connected with the clutch end above taken blame for others, the elongated segment end of upper ejector pin is then arranged towards upper end cover, and sturdy section of described upper ejector pin positions support by linear bearing simultaneously; Additionally, the external diameter of sturdy section of described upper ejector pin is between the inside and outside footpath of bearing inner race, so that bearing inner race end face can be withstood, and the external diameter of sturdy section of lower push rod is between the inside and outside footpath of bearing outer ring, so that bearing can be promoted, enter rotor, and coordinate with upper ejector pin, bearing inner race is positioned.
In above-mentioned each parts, above take blame for others, under take blame for others, outer ring pedestal and fixed pedestal are all fixedly mounted in frame.
It addition, miniature bearing device for detecting flexibility of the present invention can also be horizontal type structure. To no longer be described in detail at this.
The operation principle of the device for detecting flexibility of the present invention is: upper ejector pin is under the upper promotion taken blame for others, prop up the inner ring end face of workpiece, lower push rod is lifted, promotes bearing to be pushed in rotor (lower push rod cylinder bore is more than upper ejector pin cylinder diameter), be tight fit connection between rotor and bearing; Now in vacant state in rotor cycle basis seat outside, starting air inlet, air-flow is through rotor air grid, and rotor driven rotates, and can be judged the motility of workpiece by induction apparatus inductiopn rotor rotating cycle.
Described clearance detector, size according to play detection judges the quality of product, and the workpiece being judged to inferior goods is carried out sorting operation, namely start play substandard products and remove device, the substandard products transported in material conveying road are transferred in play substandard products sorting unit, are transported to play substandard products collection place; Above-mentioned clearance detector, it is possible to adopt commercially available prod.
Blanking device, including blanking cylinder and certified products collection place, described blanking cylinder is arranged on the discharging opening in material conveying road, and the piston rod of blanking cylinder is arranged towards certified products collection place.
Play substandard products remove device, motility substandard products are removed device and can be adopted following version: include one and be laid in portable plate bottom material conveying road, and portable plate one end is hinged with material conveying road, the other end is by holding out against cylinder supports, when the signal detected shows that workpiece is substandard products, cylinder bounces back, portable plate overturns, and this substandard products workpiece is fallen accordingly and motility substandard products output device or the output of play substandard products sorting unit are to recovery place of corresponding substandard products.

Claims (8)

1.A kind of special miniature full-automatic bearing preparation cleaning machine, it is characterized in that, including cabinet and be separately mounted to the electric control cabinet on casing table, material supply unit, bearing cleaning showers unit, bearing blow dried unit, motility detection unit, play detection unit, blanking unit;Motility detection unit includes device for detecting flexibility, motility substandard products remove device and motility substandard products output device; Play detection unit includes clearance detector, play bad part eject device and play substandard products sorting unit; Described material supply unit, including feeding device and the material conveying road that is connected with feeding device discharging opening; Bearing cleaning showers unit, bearing blow dried unit, device for detecting flexibility, motility substandard products are removed device, clearance detector, play bad part eject device and blanking unit and are successively set on material conveying road according to material carriage direction; Described motility substandard products are removed the discharging opening of device and are connected mutually with the charging aperture of motility substandard products output device, and the discharging opening of play bad part eject device is connected mutually with the charging aperture of play substandard products sorting unit; Described electric control cabinet, according to the signal that the material detection sensor installed on material conveying road feeds back, automatically controls the operating mode of bearing cleaning showers unit, bearing blow dried unit, device for detecting flexibility, clearance detector and blanking unit; The product flexibility detection signal that described electric control cabinet feeds back according to device for detecting flexibility, automatically controls motility substandard products and removes the operating mode of device, motility substandard products output device; The product play detection signal that described electric control cabinet feeds back according to clearance detector, automatically controls the operating mode of play bad part eject device, play substandard products sorting unit; Described feeding device includes loading plate, horizontal sliding cylinder and conveyer belt; The clutch end of horizontal sliding cylinder is installed for the pushing head of put material in horizontal sliding loading plate, and pushing head is a flat board; Loading plate arranges the gathering sill of pushing head translation, and pushing head is oppositely arranged with put material in loading plate; The discharging opening of loading plate is connected mutually with the charging aperture of conveyer belt, the discharging opening of conveyer belt is then connected with the charging aperture in material conveying road mutually by feeding material road, and the discharge outlet installation of conveyer belt turns a material cylinder, the piston rod telescopic direction of described turn of material cylinder is perpendicular with the migration direction in material conveying road of material.
2.Special miniature full-automatic bearing preparation cleaning machine according to claim 1, it is characterized in that, described blanking unit includes blanking cylinder and certified products collection place, and described blanking cylinder is arranged on the discharging opening in material conveying road, and the piston rod of blanking cylinder is arranged towards certified products collection place.
3.Special miniature full-automatic bearing preparation cleaning machine according to claim 2, it is characterized in that, described device for detecting flexibility, including the detection bodies detected for miniature bearing motility to be checked, the both sides of described detection bodies are each provided with a linear reciprocation and move device, described detection bodies, two linear reciprocation move device and are all fixedly mounted in frame, detection bodies includes outer ring pedestal and is encapsulated in the rotor in the pedestal of outer ring, offering through hole in the pedestal of outer ring, the rotor via clearance offered interior with outer ring pedestal is arranged; Described rotor is equipped with the rotor air grid for connecting with wind regime, and described wind regime enters after rotor through rotor air grid, it is possible to blowing rotor and rotate, outer ring pedestal is then provided with the induction apparatus for detecting rotor rotary state; It addition, described outer ring pedestal is provided with miniature bearing positioning part, described miniature bearing to be checked is placed in miniature bearing positioning part; Two described linear reciprocation move in device, one of them reciprocating linear moves the outfan of device for promoting miniature bearing to be checked to enter in rotor, so that the inner circle tight fit connection of the outer ring of miniature bearing to be checked and rotor, another reciprocating linear moves the outfan of device then outfan for moving device with previous reciprocating linear and coordinates, to prop up the inner ring of miniature bearing to be checked;Two described linear reciprocation move the outfan of device and arrange with rotor coaxial line.
4.Special miniature full-automatic bearing preparation cleaning machine according to claim 3, it is characterized in that, described device for detecting flexibility is vertical structure, set up two linear reciprocation in the both sides of detection bodies separately and move device respectively upper straight reciprocating moving device, lower straight reciprocating moving device, described upper straight reciprocating moving device includes the upper ejector pin taken blame for others and be connected with the clutch end above taken blame for others, lower straight reciprocating moving device take blame for others under then including and with under the lower push rod that is connected of the clutch end taken blame for others; Described lower push rod under under the promotion taken blame for others, miniature bearing to be checked is pushed in rotor, so that the inner circle tight fit connection of the outer ring of miniature bearing to be checked and rotor; Described upper ejector pin, under the upper promotion taken blame for others, coordinates with lower push rod, to prop up the inner ring of miniature bearing to be checked.
5.Special miniature full-automatic bearing preparation cleaning machine according to claim 4, it is characterised in that the upper end of described outer ring pedestal connects push rod guiding mechanism by upper end cover, and this push rod guiding mechanism includes guide pin bushing and the linear bearing being socketed in guide pin bushing; Described upper end cover faces out the annular flange flange that two internal diameters of surface configuration of cycle basis seat do not wait, respectively large diameter flange and little inside diameter flange, the internal diameter of described large diameter flange is consistent with the internal diameter of outer ring pedestal, suitable with the external diameter of rotor outer ring, the internal diameter of described little inside diameter flange is suitable to walking of upper ejector pin; The lower end of described outer ring pedestal is then provided with bottom end cover, and described miniature bearing positioning part is the location annular flange flange on the surface being arranged at bottom end cover outer ring pedestal dorsad, and the internal diameter of described location annular flange flange is suitable with the external diameter of miniature bearing to be checked.
6.Special miniature full-automatic bearing preparation cleaning machine according to claim 5, it is characterized in that, described upper ejector pin, lower push rod are multidiameter, including two sections, sturdy section be respectively connected and elongated segment, sturdy section of lower push rod with under the clutch end taken blame for others be connected, the elongated segment end of the lower push rod end cap that then faces down is arranged, sturdy section of described lower push rod is led by the through hole offered in fixed pedestal simultaneously, and described fixed pedestal is fixedly mounted in frame; Sturdy section of upper ejector pin is connected with the clutch end above taken blame for others, and the elongated segment end of upper ejector pin is then arranged towards upper end cover, and sturdy section of described upper ejector pin positions support by linear bearing simultaneously.
7.Special miniature full-automatic bearing preparation cleaning machine according to claim 6, it is characterised in that described rotor is double-decker, including rotor inner ring, rotor outer ring, described rotor inner ring, rotor outer ring are connected by the rib of circumferential uniform more than two; Described rotor air grid is formed by the wedge uniform more than 3 of the air inlet of rotor.
8.Special miniature full-automatic bearing preparation cleaning machine according to claim 7, it is characterized in that, described wedge includes the lower surface of the outer edge surface of wedge, the inner headed face of wedge, the upper surface of wedge, wedge, wherein, the outer edge surface of described wedge is consistent with the external diameter of rotor outer ring, the inner headed face of wedge is consistent with the internal diameter of rotor inner ring, and the lower surface of wedge and rotor end-face link into an integrated entity, and the upper surface of wedge is arranged towards upper end cover
CN201310534836.5A 2013-11-03 2013-11-03 Special miniature full-automatic bearing preparation cleaning machine Active CN103639133B (en)

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