CN103558045A - Failure-free operation testing device of twin-tub impeller type washing machine - Google Patents
Failure-free operation testing device of twin-tub impeller type washing machine Download PDFInfo
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- CN103558045A CN103558045A CN201310541797.1A CN201310541797A CN103558045A CN 103558045 A CN103558045 A CN 103558045A CN 201310541797 A CN201310541797 A CN 201310541797A CN 103558045 A CN103558045 A CN 103558045A
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Abstract
The invention discloses a failure-free operation testing device of a twin-tub impeller type washing machine. The failure-free operation testing device comprises an outer frame, a lifting mechanism, a dehydration tub cover lifting mechanism, a washing and dehydration rotation mechanical arm, a mounting rack, a clamping mechanism and a pneumatic transmission system, wherein the lifting mechanism is arranged on the outer frame, the dehydration tub cover lifting mechanism is used for lifting a dehydration tub cover of the tested washing machine, the washing and dehydration rotation mechanical arm is used for controlling the washing and dehydration motions of the tested washing machine, the mounting rack is used for enabling the washing and dehydration rotation mechanical arm to be arranged on the lifting mechanism, the clamping mechanism is used for clamping the tested washing machine to enable the position of the tested washing machine to be limited within the outer frame, and the pneumatic transmission system is used for providing air sources for air cylinders of the dehydration tub cover lifting mechanism and the washing and dehydration rotation mechanical arm. According to the failure-free operation testing device of the twin-tub impeller type washing machine, a failure-free operation test for the twin-tub impeller type washing machine can be automatically completed, and the working efficiency and the reliability of the test are improved.
Description
Technical field
The present invention relates to a kind of twin-tub pulsator washing machine failure-free operation test device.
Background technology
Twin-tub pulsator washing machine failure-free operation test device is the Special testing device of domestic electric equipment products quality supervision and test mechanism at different levels and testing laboratory of domestic electric washer manufacturing enterprise indispensability.This device is widely used in spot-check at research and development of new product, properties of product type approval test, consignment, the domestic product quality supervisions at different levels of washing machine.
At present, the manual mode of the general employing of twin-tub pulsator washing machine failure-free operation test, it has, and inefficiency, test reliability are poor, staff's the shortcomings such as labour intensity height, thereby need to study a kind of test unit that can robotization, to can improve science, accuracy and the fairness of the test of washing machine life and reliability, reduce the labour intensity of testing crew, play the key effect of weighing tested washing machine life and reliability index quality.
Test unit is the specialized equipment of domestic electric equipment products quality supervision and test mechanism at different levels and testing laboratory of domestic electric washer manufacturing enterprise indispensability, in washing machine research and development of new product, properties of product type approval test, consignment, domestic product quality supervision selective examination at different levels, is widely used.Test unit can play the key effect of weighing tested washing machine life and reliability index quality, and for the science, accuracy and the fairness that improve the test of washing machine life and reliability, the labour intensity that reduces testing crew all has realistic meaning.
Summary of the invention
The present invention is the weak point existing in above-mentioned prior art for avoiding, provide a kind of twin-tub pulsator washing machine failure-free operation test device, can automatically complete the failure-free operation test of twin-tub pulsator washing machine, work efficiency and the reliability of raising test.
The present invention be technical solution problem by the following technical solutions.
Twin-tub pulsator washing machine failure-free operation test device, its design feature is, comprise outside framework, be arranged at the elevating mechanism on described outside framework, for raise tested washing machine dehydration bung lift dehydration barrel lid mechanism, for controlling the washing of tested washing machine and the washing of dehydration action and dehydration rotary machine hand, for washing and dehydration rotary machine hand are arranged to the erecting frame on described elevating mechanism, for clamp detected washing machine with the position of described tested washing machine is defined in to the clamp system within described outside framework and be used to described in lift dehydration barrel lid mechanism, the cylinder of washing and dehydration rotary machine hand provides the pneumatic actuator system of source of the gas.
The design feature of twin-tub pulsator washing machine failure-free operation test device of the present invention is also:
Described outside framework comprises four root posts, four entablatures, three sills, two upper strutbeams and a middle cross beam; Described four root posts comprise the first column, the second column, the 3rd column and the 4th column; Described four entablatures comprise the first entablature, the second entablature, the 3rd entablature and the 4th entablature; Described three sills comprise the first sill, the second sill and the 3rd sill; Described two upper strutbeams comprise on first strutbeam on strutbeam and second;
Described four entablatures are in turn connected to form the rectangle frame that four bandings close, and described four root posts lay respectively on four angles of the rectangle frame that described four entablatures surround; Described four entablatures are all positioned at the upper end of described four root posts; Described three sills are positioned at the lower end of described four root posts, and described three sills form three bandings and close the rectangle frame of openings at one side;
The two ends of described middle cross beam are individually fixed on described the second column and the 3rd column, and between described the second entablature and the second sill;
Described two upper strutbeams are arranged in parallel and the two ends of two upper strutbeams are separately fixed on two entablatures that parallel.
Each root post bottom of described four root posts is provided with an adjustable for height feet; Described feet comprises pedestal, screw rod, top nut and lower nut.
On described outside framework, be also provided with for connecting, together with described clamp system, described detected washing machine is anchored on to the locating piece within described outside framework with described detected washing machine.
Described elevating mechanism comprises worm type of reduction gearing, rectangle elevating lever, two thin board type stainless steel guide rails, two transmission shafts, two fixed pulleys, two haulage cables and lifting handle; Described worm type of reduction gearing is fixed on described the 3rd entablature; The two ends of described worm type of reduction gearing are provided with described two transmission shafts, and the end of described two transmission shafts is fixedly connected and drives described fixed pulley to rotate by described transmission shaft with described two fixed pulleys respectively; One end of described haulage cable is fixed and is wound on described fixed pulley, and the other end of described haulage cable and described rectangle elevating lever are fixedly connected;
Described two thin board type stainless steel guide rails are arranged at respectively on described the second column and the 3rd column, the guide pass of two thin board type stainless steel guide rails is all positioned at the inner side of described outside framework and the guide pass of two thin board type stainless steel guide rails is oppositely arranged, the two ends of described rectangle elevating lever are respectively at the guide pass tabling of described two thin board type stainless steel guide rails, and described rectangle elevating lever can lifting under described haulage cable is controlled;
The driving shaft of described lifting handle and described worm type of reduction gearing is fixedly connected and can drives described worm type of reduction gearing to rotate by rotating described lifting handle, realizes successively the lifting of described rectangle elevating lever by transmission shaft, fixed pulley and haulage cable.
The described dehydration barrel lid mechanism that lifts comprises pneumatic panel, Direct Action Type cylinder and piston thereof, oscillating bar assembly; Described pneumatic panel is fixedly installed on described the second entablature and middle cross beam, described Direct Action Type cylinder is fixed on described pneumatic panel, the piston of described Direct Action Type cylinder and described oscillating bar assembly are fixedly connected, and open or close the dehydration bung of detected washing machine by described oscillating bar assembly.
Described erecting frame comprises sliding sleeve, the two guide rails of the first stainless steel cylinder, disk, fixed head, the first screw mandrel, adjusting knob and locking device;
Described sliding sleeve is sheathed on the rectangle elevating lever of described elevating mechanism, and by described locking device, described sliding sleeve is lock onto on described rectangle elevating lever; Described locking device comprises the first set lever, the first screw rod and the first locking brake lining;
Described fixed head is fixed on described sliding sleeve, and the two guide rails of described the first stainless steel cylinder are fixed on described fixed head, and described the first screw mandrel is between two guide rails of the two guide rails of described the first stainless steel cylinder; Described disk is arranged on the two guide rails of described the first stainless steel cylinder and can axially sliding on the two guide rails of described the first stainless steel cylinder along the two guide rails of described the first stainless steel cylinder;
The bottom of described disk is arranged at screw, described the first screw mandrel through described screw and with described screw between by screw thread, match; The end of described the first screw mandrel and described adjusting knob are fixedly connected.
Described washing and dehydration rotary machine hand comprise mounting disc, oscillating cylinder, shaft coupling, odontoid belt wheel assembly, unidirectional drive formula clutch coupling and rotation paw;
The disk of described mounting disc and described erecting frame is fixedly connected, thereby rotary machine is hand-tight is fixed on described erecting frame by washing and dehydration; Described oscillating cylinder is connected with described odontoid belt wheel assembly by described shaft coupling, described odontoid belt wheel assembly is connected with described unidirectional drive formula clutch coupling, described rotation paw is arranged on the output shaft of described unidirectional drive formula clutch coupling, by described unidirectional drive formula clutch coupling, drives described rotation paw to rotate.
Described clamp system comprises soft rubber pad, universal joint, the second screw mandrel, nut, slide block, slide block stop tight device and handwheel;
Between described the first column and the second column, be fixedly installed the two guide rails of the second stainless steel cylinder, between described the 3rd column and the 4th column, be provided with the two guide rails of the 3rd stainless steel cylinder; On the two guide rails of the two guide rails of described the second stainless steel cylinder and described the 3rd stainless steel cylinder, be respectively provided with the described clamp system of two covers;
On described slide block, be provided with two circular holes, described slide block is located on the two guide rails of described the second stainless steel cylinder or the two guide rails of described the 3rd stainless steel cylinder by described circle hole sleeve; The described slide block tight device of stopping is arranged on described slide block, by the described slide block tight device of stopping, described slide block is anchored on the two guide rails of described the second stainless steel cylinder or described the 3rd stainless steel cylinder pair guide rails;
The described slide block tight device of stopping comprises that the second set lever, the second screw rod and second lock brake lining;
Described slide block is provided with perforation, and within described nut is embedded in described perforation, described the second screw mandrel is through described nut and described slide block; One end of described the second screw mandrel is fixed with described handwheel, and the other end of described the second screw mandrel is fixed with described universal joint, and described soft rubber pad is fixed on described universal joint.
Compared with the prior art, beneficial effect of the present invention is embodied in:
Twin-tub pulsator washing machine failure-free operation test device of the present invention, by outside framework, be arranged at the elevating mechanism on described outside framework, for raise tested washing machine dehydration bung lift dehydration barrel lid mechanism, for controlling the washing of tested washing machine and the washing of dehydration action and dehydration rotary machine hand, for washing and dehydration rotary machine hand are arranged to the erecting frame on described elevating mechanism, for clamp detected washing machine with the position of described tested washing machine is defined in to the clamp system within described outside framework and be used to described in lift dehydration barrel lid mechanism, the cylinder of washing and dehydration rotary machine hand provides the formations such as pneumatic actuator system of source of the gas, can automatically complete tested family expenses twin-tub pulsator washing machine life and reliability test, work efficiency and the reliability of the test of family expenses twin-tub pulsator washing machine have been improved.
Twin-tub pulsator washing machine failure-free operation test device of the present invention, can complete the failure-free operation test of twin-tub pulsator washing machine, work efficiency and the reliability of raising test automatically.
Accompanying drawing explanation
Fig. 1 is the front view of twin-tub pulsator washing machine failure-free operation test device of the present invention.
Fig. 2 is the A-A cut-open view of Fig. 1.
Fig. 3 is the front view of the outside framework of twin-tub pulsator washing machine failure-free operation test device of the present invention.
Fig. 4 is the B-B semisectional view of Fig. 3.
Fig. 5 is the vertical view of the outside framework of twin-tub pulsator washing machine failure-free operation test device of the present invention.
Fig. 6 is the D-D semisectional view of Fig. 3.
Fig. 7 is the C-C semisectional view of Fig. 4.
Fig. 8 is the structural representation of the erecting frame of twin-tub pulsator washing machine failure-free operation test device of the present invention.
Fig. 9 is the connection diagram between disk and the first screw mandrel in Fig. 8.
Figure 10 is the washing of twin-tub pulsator washing machine failure-free operation test device of the present invention and the structural representation of dehydration rotary machine hand.
Figure 11 is the structural representation of the clamp system of twin-tub pulsator washing machine failure-free operation test device of the present invention.
Figure 12 is the pneumatic schematic diagram of the pneumatic actuator system of twin-tub pulsator washing machine failure-free operation test device of the present invention.
Label in accompanying drawing 1～12: 1 outside framework, 101 first columns, 102 second columns, 103 the 3rd columns, 104 the 4th columns, 105 first entablatures, 106 second entablatures, 107 the 3rd entablatures, 108 the 4th entablatures, 109 first sills, 110 second sills, 111 middle cross beams, 2 elevating mechanisms, 201 worm type of reduction gearings, 202 rectangle elevating levers, 203 thin board type stainless steel guide rails, 204 transmission shafts, 205 fixed pulleys, 206 haulage cables, 207 lifting handles, 3 lift dehydration barrel lid mechanism, 301 pneumatic panels, 302 Direct Action Type cylinders, 303 pistons, 304 oscillating bar assemblies, 4 erecting frames, 401 sliding sleeves, the two guide rails of 402 first stainless steel cylinders, 403 disks, 404 fixed heads, 405 first screw mandrels, 406 adjusting knobs, 407 locking devices, 4071 first set levers, 4072 first screw rods, 4073 first locking brake linings, 408 plates, 5 washings and dehydration rotary machine hand, 51 mounting discs, 52 oscillating cylinders, 53 shaft couplings, 54 odontoid belt wheel assemblies, 55 unidirectional drive formula clutch couplinges, 56 rotation paws, 6 clamp systems, 61 soft rubber pads, 62 universal joints, 63 second screw mandrels, 64 nuts, 65 slide blocks, circular hole 651, endoporus 652, perforation 653, 66 slide blocks are stopped and are tightly installed, 661 second set levers, 662 second screw rods, 663 second locking brake linings, 664 fixed blocks, 67 handwheels, 7 pneumatic actuator systems, 71 reduction valve, 72 tensimeters, 73 vent valves, 74 stop valves, 75 one-way throttle valves, 76 retaining valves, 77 two-position five-way solenoid directional control valves, 78 exhaust boxs, 8 locating pieces, 801 installing plates, 802 positioning cylinders, 9 feets, 901 pedestals, 902 screw rods, 903 top nuts, 904 lower nuts, 10 detected washing machines, 1001 dehydration bungs, the two guide rails of 11 second stainless steel cylinders, 12 sources of the gas.
Below pass through embodiment, and the invention will be further described by reference to the accompanying drawings.
Embodiment
Referring to Fig. 1～12, twin-tub pulsator washing machine failure-free operation test device, it comprises outside framework 1, be arranged at the elevating mechanism 2 on described outside framework 1, for raise tested washing machine 10 dehydration bung 1001 lift dehydration barrel lid mechanism 3, for controlling the washing of tested washing machine and the washing of dehydration action and dehydration rotary machine hand 5, for washing and dehydration rotary machine hand are arranged to the erecting frame 4 on described elevating mechanism, for clamp detected washing machine 10 with the position of described tested washing machine 10 is defined in to the clamp system 6 within described outside framework and be used to described in lift dehydration barrel lid mechanism, the cylinder of washing and dehydration rotary machine hand provides the pneumatic actuator system 7 of source of the gas.
Described outside framework 1 comprises four root posts, four entablatures, three sills, two upper strutbeams and a middle cross beam 111; Described four root posts comprise the first column 101, the second column 102, the 3rd column 103 and the 4th column 104; Described four entablatures comprise the first entablature 105, the second entablature 106, the 3rd entablature 107 and the 4th entablature 108; Described three sills comprise the first sill 109, the second sill 110 and the 3rd sill; Not shown, be positioned at entablature 107 belows, sill 109 rears, are blocked; Described two upper strutbeams comprise on first strutbeam 113 on strutbeam 112 and second;
Described four entablatures are in turn connected to form the rectangle frame that four bandings close, and described four root posts lay respectively on four angles of the rectangle frame that described four entablatures surround; Described four entablatures are all positioned at the upper end of described four root posts; Described three sills are positioned at the lower end of described four root posts, and described three sills form three bandings and close the rectangle frame of openings at one side; The opening part of the rectangle frame that described three sills surround is left side in Fig. 1, and within detected washing machine sends into by this opening the space that outside framework surrounds, described opening is as the gateway of detected washing machine.As Fig. 3～Fig. 7 structural drawing that is outside framework.Described the first column 101 and the second column 102 are positioned at the front side of described outside framework 1, and described the 3rd column 103 and the 4th column 104 are positioned at the rear side of described outside framework 1; Described the first column 1 and the 4th column 4 are positioned at the left side of outside framework 1, and the second column 2 and the 3rd column 3 are positioned at the right side of outside framework 1.The first entablature 105 and the first sill 109 are positioned at the front side of outside framework 1, the second entablature 106, the second sill 110 and middle cross beam 111 are positioned at the right side of outside framework 1, the 3rd entablature 107 and the 3rd sill are positioned at the rear side of described outside framework 1, and described the 4th entablature 108 is positioned at the left side of outside framework 1.
The two ends of described middle cross beam 111 are individually fixed on described the second column 102 and the 3rd column 103, and between described the second entablature 106 and the second sill 110; The top and bottom of described pneumatic panel are fixedly installed on respectively on described the second entablature 106 and middle cross beam 111;
Described two upper strutbeams are arranged in parallel and the two ends of two upper strutbeams are separately fixed on two entablatures that parallel.On described first, on strutbeam 112 and second, strutbeam 113 is arranged in parallel, and parallels with described the second entablature 106; On first, on strutbeam 112 and second, the two ends of strutbeam 113 are separately fixed on the first entablature 105 and the 3rd entablature 107.Described outside framework is stainless steel frame.Described column, entablature, sill, upper strutbeam and middle cross beam are the stainless steel pipe that section is rectangle.
Each root post bottom of described four root posts is provided with an adjustable for height feet 9; Described feet 9 comprises pedestal 901, screw rod 902, top nut 903 and lower nut 904.As shown in Figure 6, described screw rod 902 is from bottom to top successively through pedestal, lower nut 904, top nut 903 and column 11.By rotating upper lower nut and screw rod, adjust the distance between top nut and lower nut, the height of each feet of capable of regulating.By adjusting the height of each feet, thereby realize the adjustment of the levelness of support frame.
The outside framework of twin-tub pulsator washing machine failure-free operation test device adopts rectangle stainless steel support frame, elevating mechanism, lifts dehydration barrel lid mechanism, washing and dehydration rotary machine hand, erecting frame, clamp system, pneumatic actuator system and is all arranged on described outside framework.Four horizon adjustable feets of stainless steel frame bottom, make device remain on horizontality.While adjusting the level of support frame, can first level meter be placed in to the top of support frame, then the height of the feet of needs adjustment be adjusted, with this, can realize the levelness of support frame, thereby improve the accuracy of test.
On described outside framework, be also provided with for connecting, together with described clamp system, described detected washing machine is anchored on to the locating piece 8 within described outside framework with described detected washing machine 10.
As Fig. 2 and Fig. 4, described locating piece 8 includes two, and two locating pieces are determined the position of described detected washing machine from directions X.As Fig. 7, described locating piece comprises installing plate 801 and positioning cylinder 802, described installing plate 801 is fixed on the madial wall of described the second sill 110 by trip bolt, described positioning cylinder 802 is anchored on described installing plate 801 by fastening bolt, thereby locating piece is fixed on described the second sill tightly.Described the second sill is positioned at the lower right side of outside framework, is oppositely arranged with the gateway of described detected washing machine.By clamp system and described locating piece, can be by the fixing described detected washing machine of three directions of detected washing machine, make within detected washing machine is anchored on described outside framework.
Described elevating mechanism 2 comprises worm type of reduction gearing 201, rectangle elevating lever 202, two thin board type stainless steel guide rails 203, two transmission shafts 204, two fixed pulleys 205, two haulage cables 206 and lifting handles 207; Described worm type of reduction gearing 201 is fixed on described the 3rd entablature 107; The two ends of described worm type of reduction gearing 201 are provided with described two transmission shafts 204, and the end of described two transmission shafts 204 is fixedly connected with described two fixed pulleys 205 respectively and drives described fixed pulley 205 to rotate by described transmission shaft 204; One end of described haulage cable 206 is fixed and is wound on described fixed pulley 205, and the other end of described haulage cable 206 and described rectangle elevating lever 202 are fixedly connected;
Described two thin board type stainless steel guide rails 203 are arranged at respectively on described the second column 102 and the 3rd column 103, the guide pass of two thin board type stainless steel guide rails 203 is all positioned at the inner side of described outside framework 1 and the guide pass of two thin board type stainless steel guide rails 203 is oppositely arranged, the two ends of described rectangle elevating lever 202 are respectively at the guide pass tabling of described two thin board type stainless steel guide rails 203, and described rectangle elevating lever 202 can lifting under described haulage cable 206 is controlled;
Described lifting handle 207 is fixedly connected and can drives described worm type of reduction gearing 201 to rotate by rotating described lifting handle 207 with the driving shaft of described worm type of reduction gearing 201, realizes successively the lifting of described rectangle elevating lever 202 by transmission shaft 204, fixed pulley 205 and haulage cable 206.
As Fig. 1, in the time of need to adjusting the height of rectangle elevating lever, rotate lifting handle, speed reduction unit is transferred to transmission shaft by driving force, by two transmission shafts, drives respectively two fixed pulleys, fixed pulley rotates, drive haulage cable to be wound around or decontrol, thereby can pull on the two ends of rectangle elevating lever, rising, or loosening wire rope rectangle elevating lever is fallen under Gravitative Loads, thereby the height of capable of regulating rectangle elevating lever, so that adapt with detected washing machine.Washing and dehydration rotary machine hand are fixed on the rectangle elevating lever of described elevating mechanism by erecting frame, by adjusting the height of rectangle elevating lever, thereby the height of capable of regulating washing and dehydration rotary machine hand, the washing and the dehydration knob that make washing and dehydration rotary machine hand can operate detected washing machine 10 are controlled.
The described dehydration barrel lid mechanism 3 that lifts comprises pneumatic panel 301, Direct Action Type cylinder 302 and piston 303 thereof, oscillating bar assembly 304; Described pneumatic panel is fixedly installed on described the second entablature 106 and middle cross beam 111, described Direct Action Type cylinder 302 is fixed on described pneumatic panel 301, piston 303 and the described oscillating bar assembly 304 of described Direct Action Type cylinder 302 are fixedly connected, and open or close the dehydration bung 1001 of detected washing machine 10 by described oscillating bar assembly 304.
As shown in Figure 2, dehydration barrel lid mechanism 4 is lifted described in having installed in the inner side of pneumatic panel, and a set of pneumatic actuator system 7 has been installed in outside.By pneumatic actuator system 7, be Direct Action Type cylinder air feed, driven plunger motion, oscillating bar assembly is fixed on piston, can adjust along with the motion of piston.By oscillating bar assembly, pulled the dehydration bung 1001 of detected washing machine 10, open or close the dehydration bung 1001 of detected washing machine 10.
As Fig. 2, lift the course of work of dehydration barrel lid mechanism 3: the power that relies on pneumatic actuator system to provide, drags oscillating bar assembly 304 by the piston 303 of double acting Direct Action Type cylinder 302 and carry out oscillating motion.When piston 303 is descending, oscillating bar assembly 304 presses down and can close the dehydration bung of tested washing machine; When piston 303 is up, oscillating bar assembly 304 upwards pulls a traction rope, can open the dehydration bung 1001 of tested washing machine 10; One end of described traction rope is fixed on the preset aperture of dehydration bung 1001, and the other end is fixed on described oscillating bar assembly 304 and by described oscillating bar assembly 304 and affects.
Described erecting frame 4 comprises sliding sleeve 401, the two guide rails 402 of the first stainless steel cylinder, disk 403, fixed head 404, the first screw mandrel 405, adjusting knob 406 and locking device 407;
Described sliding sleeve 401 is sheathed on the rectangle elevating lever 202 of described elevating mechanism 2, and by described locking device 407, described sliding sleeve 401 is lock onto on described rectangle elevating lever 202; Described locking device 407 comprises the first set lever 4071, the first screw rod 4072 and the first locking brake lining 4073; As shown in Figure 8, described sliding sleeve inside is cavity, and described rectangle elevating lever is through the cavity of described sliding sleeve inside, and described the first locking brake lining is positioned at a side of described cavity; Described the first locking brake lining and described the first screw rod are fixedly connected, and described the first screw rod is through the screw of described sliding sleeve, and the inner of the first screw rod and described the first locking brake lining fix, and the outer end of described the first screw rod and described the first set lever are fixedly connected; When needs are fixed on erecting frame on described rectangle elevating lever, rotate the first set lever and drive the first bolt rotary traveling priority, the first locking brake lining of first screw rod the inner is moved to described rectangle elevating lever, and hold out against the lateral surface of described rectangle elevating lever, described erecting frame can be locked on described rectangle elevating lever.
Described fixed head 404 is fixed on described sliding sleeve 401, and the two guide rails 402 of described the first stainless steel cylinder are fixed on described fixed head 404, and described the first screw mandrel 405 is between two guide rails of the two guide rails 402 of described the first stainless steel cylinder; Described disk 403 is arranged on the two guide rails 402 of described the first stainless steel cylinder and can axially sliding on the two guide rails 402 of described the first stainless steel cylinder along the two guide rails 402 of described the first stainless steel cylinder;
The bottom of described disk 403 is arranged at screw, described the first screw mandrel 405 through described screw and with described screw between by screw thread, match; The end of described the first screw mandrel 405 and described adjusting knob 406 are fixedly connected.
As shown in Figure 8, described fixed head is fixed on the left side one side of described sliding sleeve by screw, and described locking device 407 is positioned at the right side of described sliding sleeve; The right-hand member of the two guide rails of described the first stainless steel cylinder is fixed on described fixed head, and the left end of the two guide rails of described the first stainless steel cylinder is fixed a plate 408, and described adjusting knob 406 is positioned at the left side of this plate 408.Described the first screw mandrel is connected by bearing through between these plate 408, the first screw mandrels and described plate 408.The left part of described the first screw mandrel is passed described plate 408 and is fixedly connected with described adjusting knob 406.
As shown in Figure 9, the bottom of described disk is provided with a screw, described the first screw mandrel is through described screw, while rotating under the drive of the first screw mandrel at adjusting knob, described disk can moving axially along the two guide rails of described the first screw mandrel and described the first stainless steel cylinder, drive the washing of being fixed on described disk to move together with dehydration rotary machine hand, so that by washing and the washing of the detected washing machine of rotary machine hand control that dewaters and the knob that dewaters simultaneously.
The course of work of erecting frame part: by manual rotation adjusting knob 406, can make the carrying washing and dehydration rotary machine hand 5 on disk 403 can be along Y-direction displacement, in order to adjust washing and dehydration rotary machine hand in the working position of fore-and-aft direction.
As Fig. 1, after being detected washing machine and being fixed within described outside framework, first by elevating mechanism 2, regulate height and the described detected washing machine of described rectangle elevating lever to adapt.Then described erecting frame is fixed on rectangle elevating lever solid on, thereby make the washing on erecting frame corresponding with the position of detected washing machine with dehydration rotary machine hand, realize washing and dehydration rotary machine hand determining in the position of Z-direction, can realize determining of washing and dehydration rotary machine hand height, so that by washing and the rotary machine hand that dewaters is controlled the washing of washing machine and dehydration knob.By the manual knob of erecting frame realize disk 403 and on washing and dehydration rotary machine hand 5 can be along Y-direction displacement, thereby the X-direction of capable of regulating washing and dehydration rotary machine hand 5 and the position of Y-direction, make washing and dehydration rotary machine hand to operate control to the washing of detected washing machine and dehydration knob.
Described washing and dehydration rotary machine hand 5 comprise mounting disc 51, oscillating cylinder 52, shaft coupling 53, odontoid belt wheel assembly 54, unidirectional drive formula clutch coupling 55 and rotation paw 56;
Described mounting disc 51 is fixedly connected with the disk 403 of described erecting frame 4, thereby washing and dehydration rotary machine hand 5 are anchored on described erecting frame 4; Described oscillating cylinder 52 is connected with described odontoid belt wheel assembly 54 by described shaft coupling 53, described odontoid belt wheel assembly 54 is connected with described unidirectional drive formula clutch coupling 55, described rotation paw 56 is arranged on the output shaft of described unidirectional drive formula clutch coupling 55, by described unidirectional drive formula clutch coupling 55, drives described rotation paw 56 to rotate.
As Fig. 1, on the rectangle elevating lever of elevating mechanism, be arranged at two erecting frames 4, each erecting frame 4 is provided with a set of washing and dehydration rotary machine hand 5, and the two is fixedly connected by mounting disc 51 and disk 403.By elevating mechanism and erecting frame, adjusting washing and dehydration rotary machine hand 5 behind the position of three directions such as X-direction, Y-direction and Z-direction, make washing corresponding with washing and the dehydration knob position of detected washing machine 10 with dehydration rotary machine hand 5, can operated wash and the rotation paw 56 of dehydration rotary machine hand 5, making to rotate paw 56 can be rotated the knob of washing or spin-drying timer, to control the working time of washing machine.
As Figure 10, described washing and dehydration rotary machine hand 5 also comprise gland assembly, the auxiliary bodies such as tight Handleset, casing assembly and standard component of stopping.The mounting disc 51 of washing and dehydration rotary machine hand 5 can be arranged on the disk 403 of erecting frame 4, unclamping the tight Handleset of stopping and can making mechanical arm carry out 0 °～90 ° rotations around X-axis line of washing and dehydration rotary machine hand 5, adjusts its work inclination angle (arranging for the timer that tilts to install) with this.Unclamp the initial angle that gland assembly is capable of regulating oscillating cylinder (for arranging non-perpendicular to the timer knob of Y-axis).Open the gland of oscillating cylinder end, tool using is adjusted two built-in block working positions of cylinder, can within the scope of 0 °～270 °, adjust the size (arranging for the anglec of rotation of timer knob) of pendulum angle.
The course of work of washing and dehydration rotary machine hand: the power that relies on pneumatic actuator system to provide, axis of swing and shaft coupling by oscillating cylinder drive odontoid belt wheel assembly to carry out oscillating motion, for meeting the needs of the tested washing of drum type washing machine of rotation and spin-drying timer, improve odontoid belt wheel assembly raising speed ratio, 0 ° of the specified output of oscillating cylinder～270 ° pendulum angles can be promoted to 0 °～300 °.
Odontoid belt wheel assembly to unidirectional drive formula clutch coupling, can and clockwise rotate the washing of tested washing machine or the knob of spin-drying timer by transmission of power by the clamping of rotation paw, tightens in this way the clockwork spring of timer.Unidirectional drive formula clutch pack can only transmit clockwise torsion, when timer spring discharges torsion, can drive the knob of self and rotation paw assembly to get back to counterclockwise initial position.
Described clamp system 6 comprises soft rubber pad 61, universal joint 62, the second screw mandrel 63, nut 64, slide block 65, slide block stop tight device 66 and handwheel 67;
Between described the first column 101 and the second column 102, be fixedly installed the two guide rails 11 of the second stainless steel cylinder, between described the 3rd column 103 and the 4th column 104, be provided with the two guide rails of the 3rd stainless steel cylinder; The two guide rails of the 3rd stainless steel cylinder are not shown in the drawings, the two guide rails of described the 3rd stainless steel cylinder are corresponding with the position of the two guide rails 11 of described the second stainless steel cylinder, the level height of the two is identical, be arranged in tandem on the column of described outside framework, the two guide rails 11 of the second stainless steel cylinder at front and two guide rails of the 3rd stainless steel cylinder rear; On the two guide rails of the two guide rails of described the second stainless steel cylinder and described the 3rd stainless steel cylinder, be respectively provided with the described clamp system 6 of two covers;
On described slide block 65, be provided with two circular holes 651, described slide block 65 is sheathed on the two guide rails 11 of described the second stainless steel cylinder or the two guide rails of described the 3rd stainless steel cylinder by described circular hole 651; The described slide block tight device 66 of stopping is arranged on described slide block 65, by the described slide block tight device 66 of stopping, described slide block 65 is anchored on the two guide rails 11 of described the second stainless steel cylinder or the two guide rails of described the 3rd stainless steel cylinder;
The described slide block tight device 66 of stopping comprises the second set lever 661, the second screw rod 662 and the second locking brake lining 663;
As shown in figure 11, described slide block inside is provided with two circular holes 651, described circular hole 651 is through described slide block, two cylindrical guides of the two guide rails 11 of described the second stainless steel cylinder or the two guide rails of described the 3rd stainless steel cylinder are through described circular hole 651, slide block can be sheathed on the two guide rails 11 of described the second stainless steel cylinder or the two guide rails of described the 3rd stainless steel cylinder, and can be along the axial traveling priority of cylindrical guide.The described slide block tight device 66 of stopping is positioned at the top of slide block, on slide block, have the endoporus 652 communicating with described circular hole 651, described the second locking brake lining can move along with described the second screw rod in described endoporus 652, can hold out against or unclamp the cylindrical guide of the two guide rails 11 of described the second stainless steel cylinder or the two guide rails of described the 3rd stainless steel cylinder, thereby slide block is anchored on the two guide rails 11 of described the second stainless steel cylinder or the two guide rails of described the 3rd stainless steel cylinder.The top of described endoporus 652 is provided with a fixed block 664, described the second screw rod through this fixed block and and described fixed block between pass through threaded engagement; Described the second set lever is fixed on the top of described the second screw rod, and described the second locking brake lining is fixed on the lower end of described the second screw rod.When rotating the second set lever, bolt rotary also can be along the axial traveling priority of the endoporus 652 of described slide block, thereby drive described the second locking brake lining to move, hold out against or unclamp the outer peripheral face of the cylindrical guide of the two guide rails 11 of described the second stainless steel cylinder or the two guide rails of described the 3rd stainless steel cylinder, thereby, described clamp system 6 can be locked on the two guide rails of the two guide rails 11 of described the second stainless steel cylinder or described the 3rd stainless steel cylinder; Also can provide rotation the second set lever to unclamp the second locking brake lining, at the two guide rails 11 of the second stainless steel cylinder or the two guide rails of described the 3rd stainless steel cylinder, adjust the position of described clamp system 6, and then lock clamp system 6.
Described slide block 65 is provided with perforation 653, and within described nut 64 is embedded in described perforation 653, described the second screw mandrel 63 is through described nut 64 and described slide block 65; One end of described the second screw mandrel 63 is fixed with described handwheel 67, and the other end of described the second screw mandrel 63 is fixed with described universal joint 62, and described soft rubber pad 61 is fixed on described universal joint 62.
As shown in figure 11, every cover clamp system 6 is all provided with universal joint, thereby all has the ability that clamps tested washing machine curved surface shell.
The course of work of clamp system 6: manually adjust each slide block 65 by the second set lever, make every cover clamp system 6 on the two guide rails of the second or the 3rd stainless steel cylinder of outside framework, carry out directions X displacement respectively, in order to freely to adjust tested washing machine at the clamped position of left and right directions.
As shown in figure 12, pneumatic actuator system 7 has three cover pneumatic transmission loops.In Figure 12, P0 is system pressure, and P1 is for opening dehydration bung pressure, and P2 is for closing dehydration bung pressure; Q1 is washing oscillating cylinder 52, and Q2 is dehydration oscillating cylinder 52,, Q3 is switch dehydration bung Direct Action Type cylinder 302.YA
1, YA
2and YA
3electromagnet for two-position five-way solenoid directional control valve 77.Described source of the gas 12 is compressed-air actuated input port.
(1) inlet end is furnished with reduction valve 71, tensimeter 72, vent valve 73 and stop valve 74 each; Its objective is test the preparatory stage, by reduction valve regulating system pressure P 0 to 0.3～0.4MPa.Close stop valve, open vent valve, emptying system pressurized air.Can manually adjust the oscillating bar assembly and the traction rope that lift dehydration barrel lid mechanism, manually adjust washing and dehydration rotary machine hand, under effective control of dehydration bung, washing and the spin-drying timer that makes tested washing machine in each topworks.
(2) controlling the pneumatic transmission loop lift 3 motions of dehydration barrel lid mechanism is comprised of a double acting Direct Action Type cylinder 302, two one-way throttle valves 75, two reduction valve 71, two retaining valves 76, two tensimeters 72 and pilot-operated type two-position five-way solenoid directional control valve 77 and auxiliary.The energising of two-position five-way solenoid directional control valve or power-off, can make the commutation effect of the piston rod generation downlink or uplink of double acting Direct Action Type cylinder.When descending, can regulate to close by reduction valve and cover pressure p 2 to 0.1MPa; When piston rod is up, can regulate the pressure/p1 to 0.2MPa that uncaps by reduction valve.Regulate respectively the knob of one-way throttle valve can control the travelling speed of piston rod.By the adjusting to upward pressure and flow element, can make to be applied to the soft and action of the opening force of tested laundry machine dehydration bung and the power of closing effectively.
(3) control washing all identical with two cover pneumatic transmission loops of dehydration rotary machine hand 5 motions, every cover forms by an oscillating cylinder 52, two one-way throttle valves 75 and a two-position five-way solenoid directional control valve 77.The swing of the axis of swing of oscillating cylinder, is used reduction valve regulating system pressure p 0 to 0.3～0.4MPa.By the adjusting to related pressure and flow element, can make to be applied to the soft and action of the revolving force of tested washing of drum type washing machine and spin-drying timer knob effectively.
It is pneumatically operated that each pneumatic element dependence device external provides, and other auxiliary is comprised of exhaust box 78, various hydraulic quick coupler and tracheae.
The specific works process of test unit can be divided into preliminary work and two processes of running operation.
1) preliminary work.
Adjust respectively four the horizon adjustable stainless steel feets in outside framework bottom, make test unit maintenance level and steady state (SS).
Within tested washing machine is directly pushed into outside framework from the gateway in the left side of outside framework along ground, and near the tested washing machine locating piece of two covers.With the quadruplet clamp system 6 of installing on the two guide rails of the second and the 3rd stainless steel cylinder, tested washing machine is fixed.
Two cover washings and dehydration rotary machine hand 5 can carry out the adjustment of working position at directions X and Z direction by elevating mechanism 2, by erecting frame 4, can rotate in Y-direction with around X-axis line the adjustment of carrying out working position.After Joint regulation, the washing of tested washing machine 10 and the knob of spin-drying timer are aimed at respectively and caught to the rotation paw 56 of available two cover washings and dehydration rotary machine hand 5.
To lift the traction rope of dehydration barrel lid mechanism 3 ends and the dehydration bung 1001 of tested washing machine 10 is connected.
By the countries concerned's standard code, in the washing tube of tested washing machine and dehydration barrel, be respectively charged into nominal load.
Preliminary work is complete, and test unit is connected 220V, 50Hz power supply, and tested washing machine is connected water source.
Open the stop valve 74 of pneumatic actuator system 7, by regulating combining of six one-way throttle valves and three reduction valve, make the working pressure of each cylinder and the operating rate of piston rod reach two cover washings and dehydration rotary machine hand and lift dehydration barrel lid mechanism and can export and manual operation washing and the essentially identical mechanical force of spin-drying timer.
2) running operation:
According to the countries concerned's standard code, established standards washing procedure is 15min respectively; Dehydration procedure is set as the 3min that dewaters, and shuts down 2min, and the work period of program (number of times) can be set arbitrarily.
Start operation.The washing timer of tested washing machine carries out 15min decantation test under the drive of washing rotary machine hand; Spin-drying timer is at dehydration rotary machine hand and lift combining of dehydration barrel lid mechanism and under drive, carry out 3min dehydration and 2min engine cut off test.After test routine finishes first, the automatic control program of test unit enters the next work period again by above-mentioned process of the test ..., after arriving the work period (number of times) of setting, shut down, off-test.
The present invention relates to a kind of rated voltage and frequency is the twin-tub pulsator washing machine failure-free operation test device of 220V, 50Hz.This test unit carries out machine life and fail-test and develops as tested family expenses twin-tub pulsator washing machine.Test unit adopts intelligent electric electronic circuit to control, the kind of drive that air pressure and machinery combine, and the washing timer of controlling tested washing machine according to preset automatic control program washs running; Control spin-drying timer and the running of dewatering of dehydration bung.Washing and dehydration the duration of runs can free settings, and running number of times is record automatically.
Twin-tub pulsator washing machine failure-free operation test device of the present invention, alternative original manual mode of operation, relies on two cover rotary machine hands and a set of flip mechanical arm, automatically completes tested family expenses twin-tub pulsator washing machine life and reliability test.
The kind of drive that the present invention adopts air pressure and machinery to combine, the washing timer of handling tested family expenses twin-tub pulsator washing machine washs running; Control spin-drying timer and the running of dewatering of dehydration bung.Washing and dehydration the duration of runs can free settings, and running number of times is record automatically.
The present invention can control the washing timer of tested family expenses twin-tub pulsator washing machine, under washing rotary machine hand assembly drives, carries out 15min decantation test; Spin-drying timer is at dehydration rotary machine hand assembly and lift combining of dehydration barrel lid mechanism assembly and under drive, carry out 3min dehydration and 2min engine cut off test.
Claims (9)
1. twin-tub pulsator washing machine failure-free operation test device, it is characterized in that, comprise outside framework (1), be arranged at the elevating mechanism (2) on described outside framework (1), be used for raising tested washing machine (10) dehydration bung (1001) lift dehydration barrel lid mechanism (3), for controlling the washing of tested washing machine and the washing of dehydration action and dehydration rotary machine hand (5), for washing and dehydration rotary machine hand are arranged to the erecting frame (4) on described elevating mechanism, be used for clamping detected washing machine (10) with the position of described tested washing machine (10) is defined in to the clamp system (6) within described outside framework and be used to described in lift dehydration barrel lid mechanism, the cylinder of washing and dehydration rotary machine hand provides the pneumatic actuator system (7) of source of the gas.
2. twin-tub pulsator washing machine failure-free operation test device according to claim 1, is characterized in that, described housing (1) comprises four root posts, four entablatures, three sills, two upper strutbeams and a middle cross beam (111); Described four root posts comprise the first column (101), the second column (102), the 3rd column (103) and the 4th column (104); Described four entablatures comprise the first entablature (105), the second entablature (106), the 3rd entablature (107) and the 4th entablature (108); Described three sills comprise the first sill (109), the second sill (110) and the 3rd sill; Described two upper strutbeams comprise strutbeam (113) on strutbeam on first (112) and second;
Described four entablatures are in turn connected to form the rectangle frame that four bandings close, and described four root posts lay respectively on four angles of the rectangle frame that described four entablatures surround; Described four entablatures are all positioned at the upper end of described four root posts; Described three sills are positioned at the lower end of described four root posts, and described three sills form three bandings and close the rectangle frame of openings at one side;
The two ends of described middle cross beam (111) are individually fixed in described the second column (102) and the 3rd column (103) is upper, and are positioned between described the second entablature (106) and the second sill (110);
Described two upper strutbeams are arranged in parallel and the two ends of two upper strutbeams are separately fixed on two entablatures that parallel.
3. twin-tub pulsator washing machine failure-free operation test device according to claim 2, is characterized in that, each root post bottom of described four root posts is provided with an adjustable for height feet (9); Described feet (9) comprises pedestal (901), screw rod (902), top nut (903) and lower nut (904).
4. twin-tub pulsator washing machine failure-free operation test device according to claim 1, it is characterized in that, on described housing (1), be also provided with for connecting described detected washing machine to be anchored on to the locating piece (8) within described outside framework together with described clamp system with described detected washing machine (10).
5. twin-tub pulsator washing machine failure-free operation test device according to claim 2, it is characterized in that, described jacking gear (2) comprises worm type of reduction gearing (201), rectangle elevating lever (202), two thin board type stainless steel guide rails (203), two transmission shafts (204), two fixed pulleys (205), two haulage cables (206) and lifting handle (207); Described worm type of reduction gearing (201) is fixed on described the 3rd entablature (107); The two ends of described worm type of reduction gearing (201) are provided with described two transmission shafts (204), and the end of described two transmission shafts (204) is fixedly connected with described two fixed pulleys (205) respectively and drives described fixed pulley (205) to rotate by described transmission shaft (204); It is upper that described fixed pulley (205) is fixed and be wound in one end of described haulage cable (206), and the other end of described haulage cable (206) and described rectangle elevating lever (202) are fixedly connected;
Described two thin board type stainless steel guide rails (203) are arranged at respectively on described the second column (102) and the 3rd column (103), the guide pass of two thin board type stainless steel guide rails (203) is all positioned at the inner side of described outside framework (1) and the guide pass of two thin board type stainless steel guide rails (203) is oppositely arranged, the two ends of described rectangle elevating lever (202) are respectively at the guide pass tabling of described two thin board type stainless steel guide rails (203), and described rectangle elevating lever (202) can lifting under described haulage cable (206) is controlled;
Described lifting handle (207) is fixedly connected and can drives described worm type of reduction gearing (201) to rotate by rotating described lifting handle (207) with the driving shaft of described worm type of reduction gearing (201), realizes successively the lifting of described rectangle elevating lever (202) by transmission shaft (204), fixed pulley (205) and haulage cable (206).
6. twin-tub pulsator washing machine failure-free operation test device according to claim 2, is characterized in that, described in lift dehydration barrel lid mechanism (3) and comprise pneumatic panel (301), Direct Action Type cylinder (302) and piston (303) thereof, oscillating bar assembly (304); Described pneumatic panel is fixedly installed on described the second entablature (106) and middle cross beam (111), described Direct Action Type cylinder (302) is fixed on described pneumatic panel (301), the piston (303) of described Direct Action Type cylinder (302) is fixedly connected with described oscillating bar assembly (304), can open or close the dehydration bung (1001) of detected washing machine (10) by described oscillating bar assembly (304).
7. twin-tub pulsator washing machine failure-free operation test device according to claim 5, it is characterized in that, described support (4) comprises sliding sleeve (401), the two guide rails (402) of the first stainless steel cylinder, disk (403), fixed head (404), the first screw mandrel (405), adjusting knob (406) and locking device (407);
Described sliding sleeve (401) is sheathed on the rectangle elevating lever (202) of described elevating mechanism (2), and by described locking device (407), described sliding sleeve (401) is lock onto on described rectangle elevating lever (202); Described locking device (407) comprises the first set lever (4071), the first screw rod (4072) and the first locking brake lining (4073);
Described fixed head (404) is fixed on described sliding sleeve (401), it is upper that the two guide rails (402) of described the first stainless steel cylinder are fixed on described fixed head (404), and described the first screw mandrel (405) is positioned between two guide rails of the two guide rails (402) of described the first stainless steel cylinder; Described disk (403) be arranged at the two guide rails (402) of described the first stainless steel cylinder upper and can along the two guide rails (402) of described the first stainless steel cylinder axially upper slip of the two guide rails (402) of described the first stainless steel cylinder;
The bottom of described disk (403) is arranged at screw, described the first screw mandrel (405) through described screw and with described screw between by screw thread, match; The end of described the first screw mandrel (405) and described adjusting knob (406) are fixedly connected.
8. twin-tub pulsator washing machine failure-free operation test device according to claim 7, it is characterized in that, described washing and dewatering machine hand (5) comprise mounting disc (51), oscillating cylinder (52), shaft coupling (53), odontoid belt wheel assembly (54), unidirectional drive formula clutch coupling (55) and rotation paw (56);
Described mounting disc (51) is fixedly connected with the disk (403) of described erecting frame (4), thereby the rotary machine hand (5) that will wash and dewater is anchored on described erecting frame (4); Described oscillating cylinder (52) is connected with described odontoid belt wheel assembly (54) by described shaft coupling (53), described odontoid belt wheel assembly (54) is connected with described unidirectional drive formula clutch coupling (55), described rotation paw (56) is arranged on the output shaft of described unidirectional drive formula clutch coupling (55), by described unidirectional drive formula clutch coupling (55), drives described rotation paw (56) to rotate.
9. twin-tub pulsator washing machine failure-free operation test device according to claim 1, it is characterized in that, described clamp device (6) comprises soft rubber pad (61), universal joint (62), the second screw mandrel (63), nut (64), slide block (65), slide block stop tight device (66) and handwheel (67).
Between described the first column (101) and the second column (102), be fixedly installed the two guide rails (11) of the second stainless steel cylinder, between described the 3rd column (103) and the 4th column (104), be provided with the two guide rails of the 3rd stainless steel cylinder; On the two guide rails of the two guide rails of described the second stainless steel cylinder and described the 3rd stainless steel cylinder, be respectively provided with the described clamp system of two covers (6);
On described slide block (65), be provided with two circular holes (651), described slide block (65) is sheathed on the two guide rails (11) of described the second stainless steel cylinder or the two guide rails of described the 3rd stainless steel cylinder by described circular hole (651); The described slide block tight device (66) of stopping is arranged on described slide block (65), by the described slide block tight device (66) of stopping, described slide block (65) is anchored on the two guide rails (11) of described the second stainless steel cylinder or the two guide rails of described the 3rd stainless steel cylinder;
The described slide block tight device (66) of stopping comprises that the second set lever (661), the second screw rod (662) and second lock brake lining (663);
Described slide block (65) is provided with perforation (653), and within described nut (64) is embedded in described perforation (653), described the second screw mandrel (63) is through described nut (64) and described slide block (65); One end of described the second screw mandrel (63) is fixed with described handwheel (67), and the other end of described the second screw mandrel (63) is fixed with described universal joint (62), and described soft rubber pad (61) is fixed on described universal joint (62).
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| CN201310541797.1A CN103558045B (en) | 2013-11-05 | 2013-11-05 | Twin-tub pulsator washing machine failure-free operation test device |
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| CN201310541797.1A CN103558045B (en) | 2013-11-05 | 2013-11-05 | Twin-tub pulsator washing machine failure-free operation test device |
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| CN103558045A true CN103558045A (en) | 2014-02-05 |
| CN103558045B CN103558045B (en) | 2016-02-10 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105973538A (en) * | 2016-06-23 | 2016-09-28 | 安徽金帅洗衣机有限公司 | Washing machine water testing running inspection technology |
| CN105973305A (en) * | 2016-06-23 | 2016-09-28 | 安徽金帅洗衣机有限公司 | Single-tub washing machine test running inspection technology |
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| CN101477165A (en) * | 2009-01-04 | 2009-07-08 | 宁波出入境检验检疫局检验检疫技术中心 | Integrated test system for security and efficiency of washing machine |
| CN201615834U (en) * | 2009-11-27 | 2010-10-27 | 中国家用电器研究院 | Failure-free operation test device for full-automatic washing machine |
| CN203519360U (en) * | 2013-11-05 | 2014-04-02 | 安徽中家智锐科技有限公司 | Twin-tub impeller type washing machine failure-free operation test device |
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| KR0124156Y1 (en) * | 1995-10-17 | 1999-03-30 | 배순훈 | Endurance tester for gear mechanism of a washing machine |
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| CN101477165A (en) * | 2009-01-04 | 2009-07-08 | 宁波出入境检验检疫局检验检疫技术中心 | Integrated test system for security and efficiency of washing machine |
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| CN105973538A (en) * | 2016-06-23 | 2016-09-28 | 安徽金帅洗衣机有限公司 | Washing machine water testing running inspection technology |
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| CN103558045B (en) | 2016-02-10 |
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