CN104947390A - Disc-type motor threaded spring shock absorption titanium alloy dry-cleaning drum - Google Patents

Abstract

The invention relates to a washing machine, and discloses a disc-type motor threaded spring shock absorption titanium alloy dry-cleaning drum which comprises a machine shell, a washing drum, a heat pump drying system, a solvent recovery system, an inner shock absorption assembly part, an outer shock absorption wheel set and a disc-type thrust bearing motor assembly. As an improvement, the inner shock absorption assembly part comprises hauling threaded spring shock absorbers and support threaded spring shock absorbers; an anti-bending component is arranged between a rolling inner drum and a disc-type rotor support motor assembly, a machine seal assembly is arranged between a component stepped hole of the anti-bending component and the rotating shaft outer extending segment of a motor rotating shaft, a motor front cover plate of the disc-type thrust bearing motor assembly is provided with a thrust bearing hole which is fixedly provided with a thrust bearing, and the other end face of the thrust bearing is tightly attached to the outer end face of one side of a rotor support inner hole; the thrust bearing hole is located at the inner end and fixes one end face of the thrust bearing, an adjusting washer is arranged between the other end face of the thrust bearing and the outer end face of the rotor support inner hole, and end face air gaps exist between stators and a rotor.

Description

Disc type motor screw thread spring shock absorption titanium alloy dry-cleaning cylinder

Technical field

The present invention relates to a kind of washing machine, particularly relate to disc type motor screw thread spring shock absorption titanium alloy dry-cleaning cylinder.

Background technology

Conventional home washing machine using water as washing medium, and adds a certain amount of washing agent, and during work, clothing fully mixes with the washings containing washing agent, and at cylindric washer and lifting rib to the friction of clothing with under beating effect, dirt is separated by from clothing.After having washed, the washings containing dirt are discharged to outside dry cleaner; This dry cleaner can well wash the clothing of the suitable washings such as cotton, fiber crops, chemical fibre, but clothing wool, cashmere, silk etc. easily being shunk, should not wash, be just not suitable for washing dry cleaner with water and wash.User generally needs that clothing is taken Professionally Dryclean shop and washs, and there is the drawback of the easy cross infection germ of clothing like this.And in traditional tumble-drier, the weight of rotary parts such as washing urceolus etc. relies on motor spindle to support completely, has to increase motor spindle diameter, many drawbacks such as cause the sealing of motor spindle elongated.In addition, because when traditional tumble-drier moves inconvenience, even if there is wheel to be also afraid of to jolt, effective shock measure is lacked.

Summary of the invention

The invention provides a kind of employing screw thread spring shock absorption structure, be furnished with bending resistance component in conjunction with disc type thrust bearing motor, solve prior art bottleneck, concrete technical scheme is as follows:

Disc type motor screw thread spring shock absorption titanium alloy dry-cleaning cylinder, comprises casing and cylindric washer, also comprises heat pump clothes-drying system, solvent recovering system, internal damping sub-assembly and outer damping wheels and disc type thrust bearing motor sub-assembly; Described heat pump clothes-drying system comprises air transporting arrangement, condenser, evaporimeter and solvent recovery pipe valve, and the air inlet of described heat pump clothes-drying system is all communicated with cylindric washer with air outlet; Described solvent recovering system comprises soiling solution tank and clean liquid case; Described soiling solution tank and described cylindric washer are by the first pipeline connection; Described soiling solution tank is connected by the second pipeline with described clean liquid case, and described second pipeline is provided with the first filter and solvent pump, and described clean liquid case is also communicated with described cylindric washer; Described cylindric washer comprises washing urceolus and rolling inner core, rolling inner core is positioned at the outer tube inner chamber of washing, urceolus rear board on described washing urceolus is airtight be fixed on upright plate just before, the motor front shroud on disk rotor frame motor sub-assembly is airtight is fixed on the back side after upright plate; There is orifice plate before cylinder rolling inner core front end, and in rolling, tube rear end has cylinder rear board; Motor shaft on disk rotor frame motor sub-assembly passes through motor perforation and turns hub with the cylinder being positioned at cylinder rear board center and be in transmission connection; The bedplate of described bottom of shell there are four base plate wheel bore, each base plate wheel bore have one group of outer damping wheels; As improvement:

Described internal damping sub-assembly comprises and hangs internal thread broaching spring damper and support screw thread spring damper, described disc type thrust bearing motor sub-assembly comprises stator, rotor, motor shaft, motor case, motor front shroud and rear end cap, leaded window on motor case outer wall, cable passes through lead-in wire window and is connected to external control power supply; Motor front shroud and rear end cap are fixedly connected on face, motor case rear and front end respectively, stator is fixed on the inboard face of motor front shroud, rotor is fixed on motor shaft, motor shaft is supported on motor front shroud and rear end cap by fore bearing and rear bearing respectively, motor front shroud is fixed wtih thrust bearing end face, and another end face of thrust bearing is close on the outer face, side of rotor rack endoporus; Rear end cap is equipped with bearing bonnet, bearing bonnet is fixed by screws on rear end cap, and bearing bonnet the inner is stretched into the bonnet dead eye on rear end cap and props up rear bearing; Motor front shroud is fixed with bending resistance component, and bending resistance component is fixed by screws on motor front shroud, and the component for adjusting ring the inner on bending resistance component is stretched into the Front Cover Bearing hole on motor front shroud and props up fore bearing; Bending resistance component outer end and cylinder turn between hub a no inner-ring bearing.

Have bending resistance component between described rolling inner core and disk rotor frame motor sub-assembly, the outer bearing of bending resistance component supports circular surfaces has a layer thickness to be the titanium alloy hard wear-resistant coating of 0.63 to 0.65 millimeter; The material of described titanium alloy hard wear-resistant coating is made up of the element of following percentage by weight: Ti(titanium): 11 ~ 13%, Mo(molybdenum): 3.7 ~ 3.9%, W (tungsten): 2.7 ~ 2.9%, Ni(nickel): 2.6 ~ 2.8%, Cr(chromium): 2.5 ~ 2.7%, Nb(niobium): 2.4 ~ 2.6%, C(carbon): 1.1 ~ 1.3%, surplus is Fe(iron) and inevitable impurity; The weight percent content of described impurity is: Sn(tin) be less than 0.05%, Si(silicon) be less than 0.20%, Mn(manganese) be less than 0.25%, S(sulphur) be less than 0.010%, P(phosphorus) be less than 0.015%; The material Specifeca tion speeification of described titanium alloy hard wear-resistant coating is: Rockwell hardness HRC value is 52 ~ 54.

As further improvement: the urceolus front panel opening part on described washing urceolus has outer drum flange, outer drum flange is provided with cylinder door just above, shell front panel opening on described casing has housing flange, and housing flange just above and airtightly between outer drum flange back face be connected with bellow seal ring; Bellow seal ring two ends have urceolus flanging ring and shell flanging ring respectively, and urceolus flanging ring is by the back side after urceolus clasp gland outside drum flange, and (by shell clasp, (gland is the back side after housing flange for shell flanging ring; Urceolus clasp is fixed on outer drum flange back face together with urceolus flanging ring by urceolus screw, shell spiral shell (follow closely by shell clasp together with shell flanging ring be fixed on housing flange just before; There is outer nozzle neck between urceolus front panel on outer drum flange and washing urceolus, between the outward flange internal diameter on outer nozzle neck cylindrical and housing flange, have the monolateral gap of 11 millimeters.

As further improvement: the described internal thread broaching spring damper that hangs comprises hanging and draws spring lever, hangs internal thread broaching spring inner core, hangs internal thread broaching guiding urceolus, hangs to draw the first spring base and first to hang to draw spring and second to hang and draw spring; Hang to draw spring lever one end to be fixed with to hang and draw bidirectional spring seat, hang and draw bidirectional spring seat cylindrical and hang between internal thread broaching spring inner core endoporus as can axial sliding fit; Hang and draw the spring lever other end to have suspending bars external screw thread, suspending bars major diameter of external thread size is less than or equal to hang draws spring lever outside dimension; Hang internal thread broaching spring inner core one end to be fixed with to hang and to draw the second spring base, hang to draw the second spring base endoporus and hang and draw between spring lever cylindrical as can axial sliding fit, hang the internal thread broaching spring inner core other end and hang slide external screw thread, hang slide external screw thread with hanging and draw the internal thread on the first spring base to be connected and fixed, hang and draw the first spring base outer end to hang to draw nose end head on device; Hang the endoporus cylindrical wall of internal thread broaching guiding urceolus perforate end and to hang between internal thread broaching spring inner core cylindrical as being slidably matched, hanging the inboard face of internal thread broaching guiding urceolus blind hole end and hang slide screw, hanging internal thread broaching guiding urceolus blind hole end lateral surface and hang and draw device lower opening termination; Hang slide screw and suspending bars external screw thread is fastenedly connected; Hang to draw bidirectional spring seat and hang to draw and to be fixed with first between the first spring base and to hang and draw spring, hang to draw bidirectional spring seat and hang to draw and to be fixed with second between the second spring base and to hang and draw spring.

As further improvement: described support screw thread spring damper comprises support spring bar, supports screw thread spring inner core, a support integral guide cylinder, support screw thread first spring base and the first support spring and the second support spring; Support spring bar one end is airtight to be fixed with and to support bidirectional spring seat, and supporting bidirectional spring seat cylindrical and supporting between screw thread spring inner core endoporus is can axial sliding fit; The support spring bar other end has support spring bar external screw thread, and support spring bar major diameter of external thread size is less than or equal to support spring bar outside dimension; Support screw thread spring inner core one end and be fixed with support second spring base, support between the second spring base endoporus and support spring bar cylindrical as can axial sliding fit, support the screw thread spring inner core other end and have shoring external screw thread, shoring external screw thread is connected and fixed with the internal thread supported on screw thread first spring base, supports in screw thread first spring base end face outside and has eyelid retractor lower opening termination; Prop up the endoporus cylindrical wall of support integral guide cylinder perforate end and support for being slidably matched between screw thread spring inner core cylindrical, there is support tube screw in the inboard face of a support integral guide cylinder blind hole end, and a support integral guide cylinder blind hole end lateral surface has nose end head on eyelid retractor; Support tube screw and support spring bar external screw thread are fastenedly connected; Support bidirectional spring seat and support between the inboard end face of screw thread first spring base and be fixed with the first support spring, support between bidirectional spring seat and support the second spring base and be fixed with the second support spring.

beneficial effect of the present invention

(1), owing to adopting above setting, user is in and can washs the easy high-grade clothing shrinking and should not wash, and effectively prevent the problem with other clothing cross infection germ in drycleaner's.Internal damping sub-assembly in the present invention comprises four and hangs internal thread broaching spring damper and two support screw thread spring dampers; No matter the inner rotating speed speed of cylindric washer or imbalance are trembled, and the two-stage damping structure of above-mentioned internal damping sub-assembly, can guarantee that overall operation of the present invention is steady all the time.

(2), the disc type thrust bearing motor sub-assembly of core component of the present invention and the syndeton of rolling inner core are: have gap between the member through-hole of described bending resistance component and overhanging section of the rotating shaft of described motor shaft, organic sealing assembly between the component stepped hole of described bending resistance component and overhanging section of the rotating shaft of described motor shaft, between described component stepped hole and described member through-hole, organic envelope dismantles groove, is convenient to specific purpose tool demountor sealing assembly.

Motor front shroud among disc type thrust bearing motor sub-assembly arranges bending resistance component, has shared all moment of flexure loads, made motor shaft only bear pure torsion.Prop up to hold round in order to ensure the outer bearing on bending resistance component and have high accuracy axiality between component for adjusting ring cylindrical, outer bearing outside component flange being propped up the axiality held round between component for adjusting ring cylindrical is that the error of millimeter unit sizes is less than or equal to. millimeter.Said structure achieves motor shaft and fore bearing and rear bearing only need bear pure torsion, and the radial load that self imbalance of rolling inner core produces react to cylinder turn hub be can completely bear by no inner-ring bearing, only act on bending resistance component, radial load is born in overhanging section of rotating shaft on completely isolated motor shaft; Meanwhile, because bending resistance component global shape belongs to hollow short tube, therefore structural rigidity is superpower, can bear larger radial load.Both combine, and present invention achieves and can do compact by motor overall dimensions, can bear larger radial load again, run more reliable, thus extend the service life of motor.

(3) the motor front shroud, among disc type thrust bearing motor sub-assembly also has a push shaft bearing bore being fixed wtih thrust bearing, and another end face of thrust bearing is close on the outer face, side of rotor rack endoporus; Push shaft bearing bore is positioned at the inner and is fixed wtih thrust bearing end face, has adjusting washer (disk), have end face air gap between stator and rotor between another end face of thrust bearing and rotor rack endoporus outer face.The benefit of this technology is: produce rotating excitation field when stator winding passes into three-phase alternating current, this magnetic field passes axially through air gap, and cutting rotor winding, induced-current in rotor windings and produce torque, driving rotor rotates, and output torque manufacturing machine works.

(4) the outer drum flange, washed on urceolus opening is provided with cylinder door just above, housing flange on shell front panel opening on casing just above and airtightly between outer drum flange back face be connected with bellow seal ring, had not only been accomplished static sealing but also can have been born the vibrations of certain amplitude of oscillation.

(5), under the synergy of the upper spring of the present invention outside among damping wheels and lower spring and plane bearing ball, can in movement arbitrarily on uneven ground of jolting, damping effect is better, and mobile specially turn to sensitive.

(6), present invention employs bending resistance component after, eliminate motor shaft radial load, run more steady.Particularly the outer bearing of bending resistance component supports circular surfaces has one deck titanium alloy hard wear-resistant coating, durable wear more.

Accompanying drawing explanation

Fig. 1 is overall structure generalized section of the present invention.

Fig. 2 is the top view of Fig. 1, removes casing 101 upper cover plate.

Fig. 3 is ripple sealing ring 124 partial structurtes enlarged drawing in Fig. 2.

Fig. 4 is the structure chart hanging internal thread broaching spring damper 169 in Fig. 1 or Fig. 2.

Fig. 5 is the structure chart supporting screw thread spring damper 161 in Fig. 1 or Fig. 2.

Fig. 6 is the connecting portion enlarged drawing of disc type thrust bearing motor sub-assembly 110 and cylinder rear board 181 in Fig. 2.

Fig. 7 is the bending resistance component 80 amplification profile schematic diagram in Fig. 6.

Fig. 8 is the motor front shroud 20 amplification profile schematic diagram in Fig. 6.

Fig. 9 is the connecting portion enlarged drawing that the rotating shaft in Fig. 6 overhanging section 46 and cylinder turn hub 90.

Figure 10 unloads except after hemisphere seal closure 100 in Fig. 6, the top view of locking catch 71 and institute and step backing-up screw 74 position relationship.

Figure 11 is the amplification profile schematic diagram that cylinder in Fig. 6 turns hub 90.

Figure 12 is outer damping wheels 120 enlarged drawing in Fig. 1, and zero load of the present invention is placed on ground, and outer damping wheels 120 are subject to the state of unloaded load.

Figure 13 is in Figure 12, and the present invention is fully loaded is placed on ground, and outer damping wheels 120 are subject to fully loaded state.

Figure 14 is in Figure 12, and the present invention is lifted and departs from ground, and outer damping wheels 120 are only subject to the state of self slight load.

Detailed description of the invention

The present invention is described in detail below in conjunction with the drawings and specific embodiments:

In Fig. 1, Fig. 2 and Fig. 6: disc type motor screw thread spring shock absorption titanium alloy dry-cleaning cylinder, comprise casing 101 cylindric washer 401, also comprise heat pump clothes-drying system, solvent recovering system, internal damping sub-assembly and outer damping wheels 120 and disc type thrust bearing motor sub-assembly 110; Described heat pump clothes-drying system comprises air transporting arrangement 412, condenser 411, evaporimeter 410 and solvent recovery pipe valve 400, and the air inlet 492 of described heat pump clothes-drying system is all communicated with cylindric washer 401 with air outlet 490; Described solvent recovering system comprises soiling solution tank 402 and clean liquid case 403; Described soiling solution tank 402 is communicated with by the first pipeline 404 with described cylindric washer 401; Described soiling solution tank 402 is connected by the second pipeline 405 with described clean liquid case 403, and described second pipeline 405 is provided with the first filter 406 and solvent pump 407, and described clean liquid case 403 is also communicated with described cylindric washer 401; Described cylindric washer 401 comprises washing urceolus 103 and rolling inner core 108, rolling inner core 108 is positioned at washing urceolus 103 inner chamber, urceolus rear board 131 on described washing urceolus 103 is airtight be fixed on upright plate 180 just before, the motor front shroud 20 on disk rotor frame motor sub-assembly 110 is airtight is fixed on the back side after upright plate 180; There is orifice plate 105 before cylinder rolling inner core 108 front end, and there is cylinder rear board 181 rolling inner core 108 rear end; Motor shaft 40 on disk rotor frame motor sub-assembly 110 passes through motor perforation 185 and turns hub 90 with the cylinder being positioned at cylinder rear board 181 center and be in transmission connection; Bedplate 190 bottom described casing 101 there are four base plate wheel bore 194, each base plate wheel bore 194 have one group of outer damping wheels 120; As improvement:

Described internal damping sub-assembly comprises four and hangs internal thread broaching spring damper 169 and two support screw thread spring dampers 161; Every internal thread broaching spring damper 169 upper end of only hanging is hung device upper bed-plate 168 and is fixed on casing 101 inwall top, often only hangs internal thread broaching spring damper 169 lower end and hangs device lower bottom base 167 and be fixed on washing urceolus 103 outer wall top; Every screw thread spring damper 161 upper end that only supports has prop upper bed-plate 163 to be fixed on washing urceolus 103 outer wall bottom, and every screw thread spring damper 161 lower end that only supports has prop lower bottom base 162 to be fixed on chassis sidewall 142 inner wall lower.

As further improvement: composition graphs 2 and Fig. 3, urceolus front panel 139 opening part on washing urceolus 103 has outer drum flange 122, outer drum flange 122 is provided with cylinder door 102 just above, shell front panel 104 opening on casing 101 has housing flange 121, and housing flange 121 just above and outer drum flange 122 is airtight between the back side is afterwards connected with bellow seal ring 124; Bellow seal ring 124 two ends have urceolus flanging ring 724 and shell flanging ring 524 respectively, and urceolus flanging ring 724 is by the back side after urceolus clasp 721 gland outside drum flange 122, and shell flanging ring 524 is by shell clasp 521 gland back side after housing flange 121; Urceolus clasp 721 is fixed on the back side after outer drum flange 122 together with urceolus flanging ring 724 by urceolus screw 701, casing screws 501 by shell clasp 521 together with shell flanging ring 524 be fixed on housing flange 121 just before; There is outer nozzle neck 307 between urceolus front panel 139 on outer drum flange 122 and washing urceolus 103, between the outward flange internal diameter 107 on outer nozzle neck 307 cylindrical and housing flange 121, have the monolateral gap of 11 millimeters.

As further improvement: composition graphs 1, Fig. 2 and Fig. 4, hang internal thread broaching spring damper 169 and comprise hanging and draw spring lever 691, hang internal thread broaching spring inner core 693, hang internal thread broaching guiding urceolus 692, hang to draw the first spring base 991 and first to hang to draw spring 939 and second to hang and draw spring 929; Hang and draw spring lever 691 one end to be fixed with to hang and to draw bidirectional spring seat 639, hang and draw bidirectional spring seat 639 cylindrical and hang between internal thread broaching spring inner core 693 endoporus as can axial sliding fit; Hang and draw spring lever 691 other end to have suspending bars external screw thread 685, suspending bars external screw thread 685 outside dimension is less than or equal to hang and draws spring lever 691 outside dimension; Hang internal thread broaching spring inner core 693 one end to be fixed with to hang and to draw the second spring base 629, hang to draw the second spring base 629 endoporus and hang and draw between spring lever 691 cylindrical as can axial sliding fit, hang internal thread broaching spring inner core 693 other end and hang slide external screw thread 919, hang slide external screw thread 919 with hanging and draw the internal thread on the first spring base 991 to be connected and fixed, hang and draw the first spring base 991 outer end to hang to draw nose end head 672 on device; Hang the endoporus cylindrical wall of internal thread broaching guiding urceolus 692 perforate end and hang between internal thread broaching spring inner core 693 cylindrical as being slidably matched, hang the inboard face of internal thread broaching guiding urceolus 692 blind hole end and hang slide screw 695, hang internal thread broaching guiding urceolus 692 blind hole end lateral surface and hang and draw device lower opening termination 682; Hang slide screw 695 to be fastenedly connected with suspending bars external screw thread 685; Hang to draw bidirectional spring seat 639 and hang to draw and to be fixed with first between the first spring base 991 and to hang and draw spring 939, hang to draw bidirectional spring seat 639 and hang to draw and to be fixed with second between the second spring base 629 and to hang and draw spring 929.

As further improvement: composition graphs 1, Fig. 2 and Fig. 5, support screw thread spring damper 161 and comprise support spring bar 611, support screw thread spring inner core 613, prop up support integral guide cylinder 612, support screw thread first spring base 119 and the first support spring 636 and the second support spring 626; Support spring bar 611 one end is airtight to be fixed with and to support bidirectional spring seat 936, and supporting bidirectional spring seat 936 cylindrical and supporting between screw thread spring inner core 613 endoporus is can axial sliding fit; Support spring bar 611 other end has support spring bar external screw thread 625, and support spring bar external screw thread 625 outside dimension is less than or equal to support spring bar 611 outside dimension; Support screw thread spring inner core 613 one end and be fixed with support second spring base 621, support between the second spring base 621 endoporus and support spring bar 611 cylindrical as can axial sliding fit, support screw thread spring inner core 613 other end and have shoring external screw thread 191, shoring external screw thread 191 is connected and fixed with the internal thread supported on screw thread first spring base 119, supports in screw thread first spring base 119 end face outside and has eyelid retractor lower opening termination 632; Prop up the endoporus cylindrical wall of support integral guide cylinder 612 perforate end and support between screw thread spring inner core 613 cylindrical as being slidably matched, prop up the inboard face of support integral guide cylinder 612 blind hole end and have support tube screw 615, a support integral guide cylinder 612 blind hole end lateral surface has nose end head 622 on eyelid retractor; Support tube screw 615 and support spring bar external screw thread 625 are fastenedly connected; Support bidirectional spring seat 936 and support between the inboard end face of screw thread first spring base 119 and be fixed with the first support spring 636, support between bidirectional spring seat 936 and support the second spring base 621 and be fixed with the second support spring 626.

As further improvement: composition graphs 2, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10 and Figure 11, described disc type thrust bearing motor sub-assembly 110 comprises stator 51, rotor 52, motor shaft 40, motor case 10, motor front shroud 20 and rear end cap 30, leaded window 50 on motor case 10 outer wall, cable passes through lead-in wire window 50 and is connected to external control power supply; Motor front shroud 20 and rear end cap 30 are fixedly connected on face, motor case 10 rear and front end respectively, stator 51 is fixed on the inboard face of motor front shroud 20, rotor 52 is fixed on motor shaft 40, and motor shaft 40 is supported on motor front shroud 20 and rear end cap 30 by fore bearing 25 and rear bearing 35 respectively; Motor front shroud 20 is also fixed wtih thrust bearing 65 1 end faces, and another end face of thrust bearing 65 is close on the outer face, side of rotor rack 32 endoporus; Rear end cap 30 is equipped with bearing bonnet 33, bearing bonnet 33 is fixed by screws on rear end cap 30, and bearing bonnet 33 the inner is stretched into the bonnet dead eye 34 on rear end cap 30 and propped up rear bearing 35; Motor front shroud 20 is fixed with bending resistance component 80, and bending resistance component 80 is fixed by screws on motor front shroud 20, and component for adjusting ring 82 the inner on bending resistance component 80 is stretched into the Front Cover Bearing hole 24 on motor front shroud 20 and props up fore bearing 25; Bending resistance component 80 outer end and cylinder turn between hub 90 no inner-ring bearing 60;

As further improvement: rotor 52 is contained on rotor rack 32, rotor rack 32 endoporus is fixedly connected on the maximum gauge place on motor shaft 40 and has between the axle flat key section 48 on flat key 14 transmitting torque rotor rack 32 endoporus and motor shaft 40 is interference fits and have flat key 14 transmitting torque; Motor front shroud 20 there is front screw 21 be fixed on motor case 10 front end face, motor front shroud 20 center line there are respectively Front Cover Bearing hole 24 and push shaft bearing bore 26, Front Cover Bearing hole 24 is positioned at outer end and is fixed wtih fore bearing 25 cylindrical, and fore bearing 25 endoporus is fixed wtih the fore bearing section 45 of motor shaft 40; Push shaft bearing bore 26 is positioned at the inner and is fixed wtih thrust bearing 65 1 end face, has adjusting washer (disk) 67 between thrust bearing 65 other end and rotor rack 32 endoporus outer face, has the end face air gap 75 of 2 to 3 millimeters between stator 51 and rotor 52; Rear end cap 30 has rear screw 31 be fixed on motor case 10 rear end face, the bonnet dead eye 34 of rear end cap 30 is fixed wtih rear bearing 35 cylindrical, rear bearing 35 endoporus is fixed wtih the rear bearing section 43 of motor shaft 40; Rotating shaft shoulder block 36 is had between rear bearing section 43 and axle flat key section 48.

As further improvement: what the cylindrical of the needle roller outer ring 69 on no inner-ring bearing 60 was fixed on that cylinder turns hub 90 turns on hub stepped hole 96 inner round wall, turning on hub stepped hole 96 bottom surface has the axis turned for spline tooth circumferential engagement between hub splined hole 94 and the axle head spline 49 on motor shaft 40 slidably to coordinate, the end face of axle head spline 49 there is axle head screw 47, axle head screw 47 is combined with the axial displacement that step backing-up screw 74 limits axial location back-up ring 70, axial location back-up ring 70 outer rim position is fixed on and turns on the outer transverse plane of hub splined hole 94, then the axial displacement that cylinder turns hub 90 is limited, axial location back-up ring 70 lateral surface there is locking catch 71 together with axial location back-up ring 70, be fixed on by back-up ring screw 77 and turn on the outer transverse plane of hub splined hole 94, on any flat limit that locking catch 71 has catch corner edges 72 to be close on two flat side bumper shoulder caps 73 of step backing-up screw 74.

As further improvement: after cylinder turns hub 90 cylindrical, half-turn is fixedly connected on cylinder rear board 181 center, before cylinder turns hub 90 cylindrical, half-turn has and turns hub external screw thread 99, seal closure internal thread on hemisphere seal closure 100 109 with turn hub external screw thread 99 threaded engagement; Cylinder turns hub 90 outer face has and turns hub end face screw 97, turn hub stepped hole 96 has and turn hub escape 93 and turn hub draw-in groove 98, turn activity in hub draw-in groove 98 to be combined with and to turn hub bore snap ring 91, turn position, hub stepped hole 96 base angle is placed with and turn hub adjusting ring 92, both sides, needle roller outer ring 69 against respectively and turn hub bore snap ring 91 and turn hub adjusting ring 92.

As further improvement: bending resistance component 80 there is component flange 87, having inside component flange 87 between component for adjusting ring 82 cylindrical and Front Cover Bearing hole 24 is interference fits; Component for adjusting ring 82 has between component sealing ring 209 and Front Cover Bearing hole 24 and form static seal; Motor case 10 end face has between motor seal circle 208 and motor front shroud 20 and form static seal; Component for adjusting ring 82 cylindrical and outer bearing prop up the axiality relation holding round and have Pyatyi tolerance grade between 89; Motor front shroud 20 lateral surface there is protecgulum concave station face 29, protecgulum concave station face 29 has five protecgulum screws 27, component flange 87 has five component pillow holes 85 corresponding with protecgulum screw 27; Component screw 28 passes through component pillow hole 85 and matches with protecgulum screw 27, is fixed on by bending resistance component 80 on protecgulum concave station face 29; There is between protecgulum concave station face 29 and Front Cover Bearing hole 24 the perpendicularity relation of Pyatyi tolerance grade.

As further improvement: the Front Cover Bearing hole 24 of motor front shroud 20 is fixed wtih fore bearing 25 cylindrical, fore bearing 25 endoporus is fixed wtih the fore bearing section 45 of motor shaft 40; Rear end cap 30 has rear screw 31 be fixed on motor case 10 rear end face, the bonnet dead eye 34 of rear end cap 30 is fixed wtih rear bearing 35 cylindrical, rear bearing 35 endoporus is fixed wtih the bearing back segment axle 43 of motor shaft 40.

1.135 millimeters of gaps are had between the member through-hole 804 of bending resistance component 80 and the rotating shaft of motor shaft 40 overhanging section 46, organic sealing assembly 48 between the component stepped hole 84 of bending resistance component 80 and the rotating shaft of motor shaft 40 overhanging section 46, the outer bearing of bending resistance component 80 props up and holds round 89 and support cylinder needle roller 68 on no inner-ring bearing 60.

The outer bearing of bending resistance component 80 props up and holds round 89 surfaces and have a layer thickness to be the titanium alloy hard wear-resistant coating of 0.64 millimeter.The material of this titanium alloy hard wear-resistant coating is made up of the element of following percentage by weight: Ti(titanium): 12%, Mo(molybdenum): 3.8%, W (tungsten): 2.8%, Ni(nickel): 2.7%, Cr(chromium): 2.6%, Nb(niobium): 2.5%, C(carbon): 1.2%, surplus is Fe(iron) and inevitable impurity; The weight percent content of described impurity is: Sn(tin) be 0.04%, Si(silicon) be 0.17%, Mn(manganese) be 0.24%, S(sulphur) be 0.009%, P(phosphorus) be 0.014%; The material Specifeca tion speeification of titanium alloy hard wear-resistant coating is: Rockwell hardness HRC value is 53.

As further improvement: described urceolus rear board 131 there is dorsal pore 309 after urceolus, after urceolus, dorsal pore 309 diameter is greater than described motor and bores a hole 185 diameter 12 centimetres;

As further improvement: be threaded fastening with the motor installation screw 204 on upright plate 180 after the front shroud flange 201 on described motor front shroud 20 and upright plate 180 have motor seal pad 202, eight motor flange screws 205 to pass through the flange through hole 207 on front shroud flange 201 and the sealing gasket through hole on motor seal pad 202 successively between the back side afterwards.

As further improvement: in conjunction with Figure 12 be, Figure 13 and Figure 14, described outer shock-absorbing wheels 120 comprise: shock-absorbing fagging 290, double plate bar 280, upper spring 230, lower spring 250, Universal castor 240, roller shaft pin 233 and scroll wheel 260, and the two sides, fagging outer ring 291 of described shock-absorbing fagging 290 have 2 circle girth welds 299 to be fixed in described base plate wheel bore 194; Fagging outer ring 291 inside front of described shock-absorbing fagging 290 has groove 293 on fagging, and in described fagging outer ring 291, side-lower has groove 295 under fagging; Described fagging inner ring about 298 symmetry is positioned at shock-absorbing fagging 290 center; The upper dish cylindrical of described double plate bar 280 there is double plate pole gain 283, the upper dish lower plane 281 of described double plate bar 280 has upper dish groove 288; The lower wall cylindrical of described double plate bar 280 there is groove 285 under double plate bar, plane 282 has lower wall groove 289 to the lower wall of double plate bar 280; For being slidably matched between the interior circular hole of described fagging inner ring 298 and the cylindrical of double plate bar 280, the upper ringlet of described upper spring 230 is fixed on described double plate pole gain 283 li, and the lower great circle of described upper spring 230 is fixed on groove 293 li on described fagging; The lower inner ring of described lower spring 250 is fixed on groove 285 li under described double plate bar, and the upper outer ring of described lower spring 250 is fixed on groove 295 li under described fagging; The groove-bottom plane 284 of described double plate bar 280 to be gone to the bottom ball annular groove 287 and fagging screw 286, the wheel carrier disk of described Universal castor 240 there is wheel carrier stepped hole 244 corresponding with described fagging screw 286, step brain screw 248 passes through and is fastened on described fagging screw 286 with described wheel carrier stepped hole 244, is matched in clearance between step brain screw 248 and wheel carrier stepped hole 244; The wheel carrier disk of described Universal castor 240 has ball annular groove 247 above wheel disc corresponding with described ball annular groove 287 of going to the bottom, above described wheel disc ball annular groove 247 and described go to the bottom to be slidably matched between ball annular groove 287 be fixed wtih plane bearing ball 277; Be interference fits between wheel carrier pin-and-hole 243 on two fork pin of described Universal castor 240 and described roller shaft pin 233 cylindrical, for rotary sliding coordinates between described roller shaft pin 233 cylindrical and the roller pin hole 263 of described scroll wheel 260, there is bearing pin shoulder block 234 described roller shaft pin 233 one end, and described roller shaft pin 233 other end has split pin 273.

in embodiment

One, set especially:

Shell rear board 106 on described casing 101 there is hemispherical cancave cambered surface can hold disc type thrust bearing motor sub-assembly 110.Described first pipeline 404 is provided with the second filter 408, so that in washing process, the foreign material such as the button that clothing drops filter.Whether described first pipeline 404 is provided with draining valve 417, and draining valve 417 is positioned at bottom cylindric washer 401, to be injected in soiling solution tank 402 solvent in cylindric washer 401 control.

The arrival end of described second pipeline 405 passes into the bottom of soiling solution tank 402, the port of export of described second pipeline 405 connects the first filter 406 suction inlet, first filter 406 outlet is connected to an openning of the first triple valve 414, two other openning of first triple valve 414 respectively connected solvent pump 407 suction inlet and connecting branch 409 port of export, and the arrival end of connecting branch 409 passes into the bottom of clean liquid case 403; Solvent pump 407 outlet is connected to an openning of the second triple valve 415, and two other openning of the second triple valve 415 respectively connected the 3rd pipeline 416 end opening end and recovery tube 413 end suitable for reading, and recovery tube 413 end opening end leads to clean liquid case 403.

Described heat pump clothes-drying system is provided with evaporimeter 410, condenser 411 and air transporting arrangement 412 from air inlet 492 to air outlet 490.The solvent of the gaseous state in cylindric washer 401 and the mixture of air can cool at evaporimeter 410 place, solvent condenses in mixture is got off, what then pass in condenser 411 is thermal medium or heat release medium, air is heated after condenser 411, under the effect of air transporting arrangement 412, be transported in cylindric washer 401, realize the circulation of hot blast, the material after washing is dried.

First filter 406 is combined by one or more in the filter modes such as active carbon filter, activated alumina filter, filtered through silica gel device, molecular sieve, water-absorbing resins, can the small line bits of filtering part, particulate contaminant, oil-dirt, pigment, moisture etc. by described first filter 406, thus obtain clean solvent.

Air transporting arrangement 412 is blower fan.Pipeline bottom between described evaporimeter 410 and condenser 411 is provided with solvent recovery pipe valve 400, to make to reclaim through solvent recovery pipe valve 400 outflow through the condensed solvent of evaporator 410.

Cylindric washer 401, heat pump clothes-drying system and solvent recovering system are all arranged in casing 101; setting like this, not only makes this Domestic dry washing machine compact conformation, attractive in appearance; and can protect cylindric washer, heat pump clothes-drying system and solvent recovering system, to prevent the damage of external force.

Soiling solution tank 402 and clean liquid case 403 are all arranged at the bottom in casing 101, and the solvent in cylindric washer 401 easilier can flow out and enter into soiling solution tank 402 from cylindric washer 401, in addition, also has center of gravity low, the advantage that dry cleaner is more firm.

Dry-cleaning solvent of the present invention can adopt silica class environment-protecting asepsis solvent as washing medium, such as: decamethylcyclopentaandoxane, this solvent is widely used in cosmetics and personal care products, can not cause damage to health, and this solvent very easily decomposes in natural environment, can not polluted underground water, soil etc.

two, core component of the present invention disc type thrust bearing motor sub-assembly 110 assembling process as follows:

(1), motor assembling

Motor front shroud 20 is fixed on motor case 10 front end face by the protecgulum housing hole 39 that 8 front screws 21 pass through on motor front shroud 20, and rear end cap 30 is fixed on motor case 10 rear end face by the bonnet housing hole that after 8, screw 31 passes through on rear end cap 30.

(2) critical component number of assembling steps:

A () bending resistance component 80 is installed

By the component for adjusting ring 82 on bending resistance component 80 and nearly outer end place, the Front Cover Bearing hole 24 on motor front shroud 20 interference fits, and match with the protecgulum screw 27 on motor front shroud 20 with the component pillow hole 85 that component screw 28 passes through on bending resistance component 80, the component flange 87 on bending resistance component 80 is close to fixing with the protecgulum concave station face 29 on motor front shroud 20.

B () installs needle roller outer ring 69

No inner-ring bearing 60 selects RNA type separate type no inner-ring bearing.

First put into cylinder and turn to turn among hub stepped hole 96 and to cross on hub 90 by turning hub adjusting ring 92 matched in clearance and turn hub escape 93 and be attached to and turn on hub bore bottom surface 95; Again by the needle roller outer ring 69 on no inner-ring bearing 60 slightly interference fit press-in cylinder turn hub 90 turn among hub stepped hole 96, hub bore snap ring 91 specific purpose tool will be turned again put into and turn hub draw-in groove 98, and both sides, needle roller outer ring 69 be against respectively and turns hub bore snap ring 91 and turn hub adjusting ring 92.

C () cylinder turns the connection between hub 90 and motor shaft 40

Turn needle roller outer ring 69 on hub 90 and to be inserted in together with cylinder needle roller 68 by being fixed on cylinder and to be fixed on outer bearing and to prop up and hold round 89 last points, slowly rotary drum turns hub 90, the hub splined hole 94 that turns that cylinder is turned on hub 90 is aimed at the axle head spline 49 on motor shaft 40 and is matched, continue pushing cylinder and turn hub 90, the overall and outer bearing of the cylinder needle roller 68 on needle roller outer ring 69 is propped up hold round 89 to match completely; First take after step backing-up screw 74 passes through axial location back-up ring 70 centre bore and match with the axle head screw 47 on motor shaft 40, the two flat side bumpers of axial location back-up ring 70 on step backing-up screw 74 are takeed between caps 73 and axle head spline 49 outer face has one millimeter axially freely to measure; Match with the hub end face screw 97 that turns that cylinder turns on hub 90 pass through the positioning retainer ring through hole 76 on axial location back-up ring 70 again with five back-up ring screws 77 after, axial location back-up ring 70 is also fastened on cylinder and turns on hub 90 outer face; After finally passing through the through hole on locking catch 71 and the positioning retainer ring through hole 76 on axial location back-up ring 70 successively with a back-up ring screw 77, the hub end face screw 97 that turns also turned with cylinder on hub 90 matches, on any flat limit that catch corner edges 72 on locking catch 71 is aimed on two flat side bumper shoulder caps 73, play locking effect.

Install.

Three, washing process of the present invention is as follows:

Before washing, open end can door 102, puts into the rolling inner core 108 putting into cylindric washer 401 by washing clothes etc., closes cylinder door 102;

Solvent pump 407 extracts the solvent of 403 li, clean liquid case through connecting branch 409, is injected in cylindric washer 401, washs the clothing be immersed in solvent through the 3rd pipeline 416.After having washed, solvent is discharged in soiling solution tank 402 through the first pipeline 404 after the second filter 408 coarse filtration.

When the motor is activated, the moment of torsion that electromagnetic force produces is by the axle head spline 49 on motor shaft 40, and the hub splined hole 94 that turns turned on hub 90 through cylinder passes to cylinder rear board 181, drives whole rolling inner core 108 to rotate; Disc type thrust bearing motor sub-assembly 110 drives cylindric washer 401 High Rotation Speed to take off liquid, to make the solvent on clothing few as much as possible.

In this process, the shape of washing clothes and volume are irregular caused vibrations, part vibrations hang internal thread broaching spring damper 169 by four in internal damping sub-assembly and two support screw thread spring dampers 161 are absorbed, another part vibrations are absorbed by the upper spring 230 among outer damping wheels 120 and lower spring 250, and overall operation of the present invention is steady.

After de-liquid completes, heat pump clothes-drying system starts, air in condenser 411 cartridge heater, blower fan delivers to heats laundry in cylindric washer 401 hot-air, residual solvent on clothing flashes to solvent vapo(u)r at relatively high temperatures, the mixture of solvent vapo(u)r and air arrives evaporimeter 410 place under fan action, and solvent vapo(u)r condenses into liquid solvent in evaporimeter 410 place's heat release and is recovered out.

In clothes drying process, solvent filtration system works simultaneously, under the effect of solvent pump 407, solvent in soiling solution tank 402 can be entered into after the first filter 406 filters by the arrival end of the second pipeline 405 and obtain clean solvent, then be pumped in clean liquid case 403 by the first triple valve 414, solvent pump 407 and the second triple valve 415 successively, and under the effect of solvent pump 407, clean solvent in clean liquid case 403 can be pumped in cylindric washer 401 by connecting branch 409, solvent pump 407, second triple valve 415 successively, realizes again utilizing.

Four, the present invention has following outstanding substantive distinguishing features and the effect that improves significantly:

(1), owing to adopting above setting, user is in and can washs the easy high-grade clothing shrinking and should not wash, and effectively prevent the problem with other clothing cross infection germ in drycleaner's.In addition, the Domestic dry washing machine in the present embodiment also has little, the lightweight advantage of volume, is relatively applicable to family expenses.In addition, owing to being provided with solvent recovering system, the solvent after washing can being recycled again, there is the advantage of saving the energy and environmental protection.

Be summarized as:

A. volume is little, and structure is simple, does not need extra heat source (as vapours, electric heater), is applicable to family expenses.

B. energy consumption is low, and cost is low; Heating-up temperature less than 75 DEG C, does not damage the high-grade clothing of dry-cleaning.

C. environmental protection, does not need to consume water and carrys out condensing solvent steam.

(2), the disc type thrust bearing motor sub-assembly 110 of core component of the present invention and the syndeton of rolling inner core 108 are: have 1.25 to 1.27 millimeters of gaps between the member through-hole 804 of described bending resistance component 80 and the rotating shaft of described motor shaft 40 overhanging section 46, organic sealing assembly 48 between the component stepped hole 84 of described bending resistance component 80 and the rotating shaft of described motor shaft 40 overhanging section 46, between described component stepped hole 84 and described member through-hole 804, organic envelope dismantles groove 808, is convenient to specific purpose tool demountor sealing assembly 48.

Motor front shroud 20 among disc type thrust bearing motor sub-assembly 110 arranges bending resistance component 80, has shared all moment of flexure loads, made motor shaft 40 only bear pure torsion.Prop up to hold round between 89 and component for adjusting ring 82 cylindrical in order to ensure the outer bearing on bending resistance component 80 and have high accuracy axiality, outer bearing outside component flange 87 being propped up the axiality held round between 89 and component for adjusting ring 82 cylindrical is that the error of 100 millimeters of unit sizes is less than or equal to 0.001 millimeter.Said structure achieves motor shaft 40 and fore bearing 25 and rear bearing 35 need and bears pure torsion, and the radial load that self imbalance of rolling inner core 108 produces react to cylinder turn hub 90 be can completely bear by no inner-ring bearing 60, only act on bending resistance component 80, the rotating shaft on completely isolated motor shaft 40 bears radial load for overhanging section 46; Meanwhile, because bending resistance component 80 global shape belongs to hollow short tube, therefore structural rigidity is superpower, can bear larger radial load.Both combine, and present invention achieves and can do compact by motor overall dimensions, can bear larger radial load again, run more reliable, thus extend the service life of motor.

(3) the motor front shroud 20, among disc type thrust bearing motor sub-assembly 110 also has a push shaft bearing bore 26 being fixed wtih thrust bearing 65, and another end face of thrust bearing 65 is close on the outer face, side of rotor rack 32 endoporus; Push shaft bearing bore 26 is positioned at the inner and is fixed wtih thrust bearing 65 1 end faces, has adjusting washer (disk) 67, have the end face air gap 75 of 2 to 3 millimeters between stator 51 and rotor 52 between another end face of thrust bearing 65 and rotor rack 32 endoporus outer face.The benefit of this technology is: produce rotating excitation field when stator 51 winding passes into three-phase alternating current, this magnetic field passes axially through air gap, and cutting rotor 52 winding, induced-current in rotor windings and produce torque, driving rotor rotates, and output torque manufacturing machine works.

(4) the outer drum flange 122, washed on urceolus 103 opening is provided with cylinder door 102 just above, housing flange 121 on shell front panel 104 opening on casing 101 just above and airtightly between the back side after outer drum flange 122 is connected with bellow seal ring 124, had not only been accomplished static sealing but also can have been born the vibrations of certain amplitude of oscillation.

(5), under the synergy of the upper spring 230 of the present invention outside among damping wheels 120 and lower spring 250 and plane bearing ball 277, can in movement arbitrarily on uneven ground of jolting, damping effect is better, and mobile specially turn to sensitive.

(6) the internal damping sub-assembly, in the present invention comprises four and hangs internal thread broaching spring damper 169 and two support screw thread spring dampers 161; No matter the inner rotating speed speed of cylindric washer 401 or imbalance are trembled, and the two-stage damping structure of above-mentioned internal damping sub-assembly, can guarantee that overall operation of the present invention is steady all the time.

(7), to present invention employs bending resistance component after 80s, eliminates motor shaft 40 radial load, run more steady.Particularly the outer bearing of bending resistance component 80 props up and holds round 89 surfaces and have a layer thickness to be the titanium alloy hard wear-resistant coating of 0.60 to 0.62 millimeter, durable wear more.

Table 1 be present invention employs bending resistance component fore bearing after 80s 25 the bearing leading portion axle 45 radius run-out degree (micron) of motor shaft 40 fixed with do not adopt the fore bearing 25 of the constant power motor of bending resistance component 80 the experimental data of the bearing leading portion axle 45 radius run-out degree (micron) of motor shaft 40 of fixing compare.

The data of the radius run-out degree (micron) at (table 1) bearing leading portion axle 45 position compare

Contrasting data from table 1 can draw: it is after 80s that fore bearing 25 outer end have employed bending resistance component, load suffered by fore bearing 25 alleviates wearing and tearing and reduces, cause fore bearing 25 the radius run-out degree (micron) at bearing leading portion axle 45 position of motor shaft 40 of fixing more stable.

Table 2 adopts the outer bearing of bending resistance component 80 of the present invention to prop up to hold round 89 surfaces to have a layer thickness to be that the titanium alloy hard wear-resistant coating of 0.60 to 0.62 millimeter compares with not having the wear data of titanium alloy hard wear-resistant coating.

The wear test table of comparisons of (table 2) titanium alloy hard wear-resistant coating

Comparison data from table 2 can draw: outer bearing props up and holds round 89 surfaces and have the wear extent of titanium alloy hard wear-resistant coating much smaller than the wear extent not having titanium alloy hard wear-resistant coating.

Claims (4)

1. disc type motor screw thread spring shock absorption titanium alloy dry-cleaning cylinder, comprise casing (101) and cylindric washer (401), also comprise heat pump clothes-drying system, solvent recovering system, internal damping sub-assembly and outer damping wheels (120) and disc type thrust bearing motor sub-assembly (110); Described heat pump clothes-drying system comprises air transporting arrangement (412), condenser (411), evaporimeter (410) and solvent recovery pipe valve (400), and the air inlet (492) of described heat pump clothes-drying system is all communicated with cylindric washer (401) with air outlet (490); Described solvent recovering system comprises soiling solution tank (402) and clean liquid case (403); Described soiling solution tank (402) is communicated with by the first pipeline (404) with described cylindric washer (401); Described soiling solution tank (402) is connected by the second pipeline (405) with described clean liquid case (403), described second pipeline (405) is provided with the first filter (406) and solvent pump (407), described clean liquid case (403) is also communicated with described cylindric washer (401); Described cylindric washer (401) comprises washing urceolus (103) and rolling inner core (108), rolling inner core (108) is positioned at washing urceolus (103) inner chamber, urceolus rear board (131) on described washing urceolus (103) is airtight be fixed on upright plate (180) just before, the motor front shroud (20) on disk rotor frame motor sub-assembly (110) is airtight is fixed on upright plate (180) back side afterwards; There is orifice plate (105) before cylinder rolling inner core (108) front end, and there is cylinder rear board (181) rolling inner core (108) rear end; Motor shaft (40) on disk rotor frame motor sub-assembly (110) passes through motor perforation (185) and turns hub (90) with the cylinder being positioned at cylinder rear board (181) center and be in transmission connection; The bedplate (190) of described casing (101) bottom there are four base plate wheel bore (194), each base plate wheel bore (194) have one group of outer damping wheels (120); It is characterized in that:

Described internal damping sub-assembly comprise hang internal thread broaching spring damper (169) and support screw thread spring damper (161), described disc type thrust bearing motor sub-assembly (110) comprises stator (51), rotor (52), motor shaft (40), motor case (10), motor front shroud (20) and rear end cap (30), leaded window (50) on motor case (10) outer wall, cable passes through lead-in wire window (50) and is connected to external control power supply; Motor front shroud (20) and rear end cap (30) are fixedly connected on motor case (10) face, rear and front end respectively, stator (51) is fixed on motor front shroud (20) inboard face, rotor (52) is fixed on motor shaft (40), and motor shaft (40) is supported on motor front shroud (20) and rear end cap (30) by fore bearing (25) and rear bearing (35) respectively; Motor front shroud (20) is fixed wtih thrust bearing (65) end faces, and thrust bearing (65) another end face is close on the outer face, side of rotor rack (32) endoporus; Rear end cap (30) is equipped with bearing bonnet (33), bearing bonnet (33) is fixed by screws on rear end cap (30), and bearing bonnet (33) the inner is stretched into the bonnet dead eye (34) on rear end cap (30) and propped up rear bearing (35); Motor front shroud (20) is fixed with bending resistance component (80), bending resistance component (80) is fixed by screws on motor front shroud (20), and component for adjusting ring (82) the inner on bending resistance component (80) is stretched into the Front Cover Bearing hole (24) on motor front shroud (20) and propped up fore bearing (25); Bending resistance component (80) outer end and cylinder turn between hub (90) a no inner-ring bearing (60);

Have bending resistance component (80) between described rolling inner core (108) and disk rotor frame motor sub-assembly (110), the outer bearing of bending resistance component (80) props up and holds round (89) surface and have a layer thickness to be the titanium alloy hard wear-resistant coating of 0.63 to 0.65 millimeter; The material of described titanium alloy hard wear-resistant coating is made up of the element of following percentage by weight: Ti(titanium): 11 ~ 13%, Mo(molybdenum): 3.7 ~ 3.9%, W (tungsten): 2.7 ~ 2.9%, Ni(nickel): 2.6 ~ 2.8%, Cr(chromium): 2.5 ~ 2.7%, Nb(niobium): 2.4 ~ 2.6%, C(carbon): 1.1 ~ 1.3%, surplus is Fe(iron) and inevitable impurity; The weight percent content of described impurity is: Sn(tin) be less than 0.05%, Si(silicon) be less than 0.20%, Mn(manganese) be less than 0.25%, S(sulphur) be less than 0.010%, P(phosphorus) be less than 0.015%; The material Specifeca tion speeification of described titanium alloy hard wear-resistant coating is: Rockwell hardness HRC value is 52 ~ 54.

2. disc type motor screw thread spring shock absorption titanium alloy dry-cleaning cylinder according to claim 1, it is characterized in that: urceolus front panel (139) opening part on described washing urceolus (103) has outer drum flange (122), outer drum flange (122) is provided with cylinder door (102) just above, shell front panel (104) opening on described casing (101) has housing flange (121), and housing flange (121) just above and outer drum flange (122) is airtight between the back side is afterwards connected with bellow seal ring (124); Bellow seal ring (124) two ends have urceolus flanging ring (724) and shell flanging ring (524) respectively, urceolus flanging ring (724) by urceolus clasp (721) gland drum flange (122) back side afterwards outside, shell flanging ring (524) by shell clasp (521) gland at housing flange (121) back side afterwards; Urceolus clasp (721) is fixed on outer drum flange (122) back side afterwards together with urceolus flanging ring (724) by urceolus screw (701), casing screws (501) by shell clasp (521) together with shell flanging ring (524) be fixed on housing flange (121) just before; There is outer nozzle neck (307) between urceolus front panel (139) in outer drum flange (122) and washing urceolus (103), between the outward flange internal diameter (107) on outer nozzle neck (307) cylindrical and housing flange (121), have the monolateral gap of 11 millimeters.

3. disc type motor screw thread spring shock absorption titanium alloy according to claim 1 dry-cleaning cylinder, is characterized in that: the described internal thread broaching spring damper (169) that hangs comprises hanging and draws spring lever (691), hangs internal thread broaching spring inner core (693), hangs internal thread broaching guiding urceolus (692), hangs to draw the first spring base (991) and first to hang to draw spring (939) and second to hang and draw spring (929); Hang to draw spring lever (691) one end to be fixed with to hang and draw bidirectional spring seat (639), hang and draw bidirectional spring seat (639) cylindrical and hang between internal thread broaching spring inner core (693) endoporus as can axial sliding fit; Hang and draw spring lever (691) other end to have suspending bars external screw thread (685), suspending bars external screw thread (685) outside dimension is less than or equal to hang and draws spring lever (691) outside dimension; Hang internal thread broaching spring inner core (693) one end to be fixed with to hang and to draw the second spring base (629), hang to draw the second spring base (629) endoporus and hang and draw between spring lever (691) cylindrical as can axial sliding fit, hang internal thread broaching spring inner core (693) other end and hang slide external screw thread (919), hang slide external screw thread (919) with hanging and draw the internal thread on the first spring base (991) to be connected and fixed, hang and draw the first spring base (991) outer end to hang to draw nose end head (672) on device; Hang the endoporus cylindrical wall of internal thread broaching guiding urceolus (692) perforate end and hang between internal thread broaching spring inner core (693) cylindrical as being slidably matched, hang the inboard face of internal thread broaching guiding urceolus (692) blind hole end and hang slide screw (695), hang internal thread broaching guiding urceolus (692) blind hole end lateral surface and hang and draw device lower opening termination (682); Hang slide screw (695) to be fastenedly connected with suspending bars external screw thread (685); Hang to draw bidirectional spring seat (639) and hang to draw and to be fixed with first between the first spring base (991) and to hang and draw spring (939), hang to draw bidirectional spring seat (639) and hang to draw and to be fixed with second between the second spring base (629) and to hang and draw spring (929).

4. disc type motor screw thread spring shock absorption titanium alloy dry-cleaning cylinder according to claim 1, is characterized in that: described support screw thread spring damper (161) comprises support spring bar (611), support screw thread spring inner core (613), a support integral guide cylinder (612), support screw thread first spring base (119) and the first support spring (636) and the second support spring (626); Support spring bar (611) one end is airtight to be fixed with and to support bidirectional spring seat (936), and supporting between bidirectional spring seat (936) cylindrical with support screw thread spring inner core (613) endoporus is can axial sliding fit; Support spring bar (611) other end has support spring bar external screw thread (625), and support spring bar external screw thread (625) outside dimension is less than or equal to support spring bar (611) outside dimension; Support screw thread spring inner core (613) one end and be fixed with support second spring base (621), support between the second spring base (621) endoporus and support spring bar (611) cylindrical as can axial sliding fit, support screw thread spring inner core (613) other end and have shoring external screw thread (191), shoring external screw thread (191) is connected and fixed with the internal thread supported on screw thread first spring base (119), supports in screw thread first spring base (119) end face outside and has eyelid retractor lower opening termination (632); Prop up the endoporus cylindrical wall of support integral guide cylinder (612) perforate end and support between screw thread spring inner core (613) cylindrical as being slidably matched, prop up the inboard face of support integral guide cylinder (612) blind hole end and have support tube screw (615), support integral guide cylinder (612) blind hole end lateral surface has nose end head (622) on eyelid retractor; Support tube screw (615) and support spring bar external screw thread (625) are fastenedly connected; Support bidirectional spring seat (936) and support between screw thread first spring base (19) inboard end face and be fixed with the first support spring (636), support between bidirectional spring seat 936 and support the second spring base (621) and be fixed with the second support spring (626).