CN110274755A - Powder covers abrasion resistance tester - Google Patents

Abstract

The invention belongs to testing machine fields, it is related to powder set abrasion resistance tester, by workbench sub-assembly, the reciprocal switching mechanism of rotation, line bearing length frame sub-assembly, rack assembly to be loaded, reciprocating rotary shaft assembly, swivel bearing sub-assembly, damping device sub-assembly, drive rotation motor assembly, powder covers drive disk component, spool holds short frame sub-assembly, drive axis rotating motor sub-assembly, circuit lead layout drawing, drive reciprocating lever motor assembly, dual-purpose end face wrench sub-assembly, single-phase electricity changes three-phase electricity frequency converter, welded type worktable support frame forms.Wearability of the machine mainly for the powder set of motorcycle driving wheel, pass through dry run operating condition, powder is sleeved in the drive disk in adaptation circle, carry out 24 hours long run tests, road test can only be used by solving powder set wear test, make every type test fee: dropping to 200 yuan by 20,000 yuan, plays the road test risk reduce labor intensity, shorten the test period, exempting the project.

Description

Powder covers abrasion resistance tester

Technical field

The invention belongs to testing machine technical fields, refer in particular to a kind of powder set abrasion resistance tester.

Background technique

Powder set in motorcycle engine driving wheel is the important part of motorcycle engine, directly decides motorcycle Can normal use, due to unprofessional detection device, for a long time always using will be with the drive disk of powder set, assembly To after engine, then it is installed to motorcycle, then by actual road test personnel, its wearability is verified with running test, is existed Large labor intensity: actual road test person needs not keep away daily 8 hours in freezing winter and in sultry summer to travel on the road for jolting injustice；Test period It is long: to complete battery of tests and need 80 working days；It is costly, specifically include that road test personnel wage, gasoline consumption, vehicle depreciation Deng 20000 yuan of needs.In addition, tying down because of the of short duration and testing expenses that are limited to test driving time on daytime, has seriously affected new production The development process of product, at the bottleneck for hindering research and development of new product.The bottleneck that in order to solve, motorcycle hair can be simulated by inventing one kind The applying working condition that powder covers in motivation driving wheel can make positive and negative rotation and reciprocating friction under the premise of applying pressure simultaneously It is extremely urgent that powder covers abrasion resistance tester.

Summary of the invention

The object of the present invention is to provide one kind: powder interplanting middling speed can be made to rotate in the forward direction, the reciprocating rotary shaft in powder set, The mechanism for making fast reciprocating push-and-pull and slowly reversely rotating, in this way, can make powder set and the uniform wear of reciprocating rotary shaft, test is not It is limited by daytime, can be carried out continuously within 24 hours, shorten the test period, eliminated and cover wearability for verifying powder and carried out wind The road test tiring work of danger significantly reduces labor intensity, shortens the test period, improves test efficiency.And variable ratio frequency changer adjusts the speed, tool There is small in size, light-weight, convenient, stable, the safe and reliable, radial pressure of replacement that can arbitrarily adjust with the increase and decrease of weight It is whole.

The object of the present invention is achieved like this:

Powder covers abrasion resistance tester, mainly by workbench sub-assembly, line bearing length frame sub-assembly, holder combination to be loaded Part, swivel bearing sub-assembly, damping device sub-assembly, drive rotation motor assembly, drive disk component, spool hold short frame combination Part, circuit lead layout drawing, dual-purpose end face wrench sub-assembly, single-phase electricity change three-phase electricity frequency converter, welded type workbench Support frame composition, the powder of the rotation of drive disk component are put on equipped with a reciprocal and mechanism with rotation.It is described reciprocal simultaneous with rotation The mechanism turned is combined by drive reciprocating lever motor assembly, the reciprocal switching mechanism of rotation, reciprocating rotary shaft assembly, drive axis rotating motor Part composition.

Powder covers abrasion resistance tester, and interference is equipped with to the drive disk of powder set, is put into adaptation circle, places into band bearing guard Fillet of gear, after fastening, powder can be covered and carry out abrasion test, for different powder sets, as long as replacement adaptation circle And axle sleeve is flexibly bound round, expansion test can be carried out, trial stretch is improved.With most ready-made accessory, minimum cost, solve People thirst for the technical issues of solving but not breaking through always for a long time, are convenient for test arrangement and quota management, have and protrude Substantive distinguishing features and significant progress.

There are also following more specific technical characteristics by the present invention:

Powder covers abrasion test machine worktable sub-assembly, by framework soleplate, limitting casing, motor heightening mat, working plate And fastener composition.

Powder set abrasion resistance tester the reciprocal switching mechanism of rotation: by rotation reciprocating disk, small deep groove ball bearing, connecting rod, Band joint plug screw, internal screw thread bearing block, angular contact ball bearing, bearing inner race nut, chuck reduction nut, elastic collet and fastening Part composition.

The line bearing length frame sub-assembly of powder set abrasion resistance tester: by welded type bearing length frame, linear bearing and fastening Part composition.

Powder covers the rack assembly to be loaded in abrasion resistance tester: by band bearing chamber bracket, bottom loaded member, two layers Loaded member, three layers of loaded member and fastener composition.

Powder covers the reciprocating rotary shaft assembly in abrasion resistance tester: by with shaft gear, reciprocating rotary shaft, conical surface contracting set It binds round axis high nut, flexibly bind round axle sleeve, conical surface contracting cuff axis thin nut and standard fasteners composition

Powder covers the swivel bearing sub-assembly in abrasion resistance tester: by band bearing shelves gear, deep groove ball bearing, parallel pads Elastic nut composition is pulled with end face.

Powder covers the damping device sub-assembly in abrasion resistance tester: being cut by vibration damper plate, elastomer polyurethane plate and tight Firmware composition.

Powder covers the drive in abrasion resistance tester and rotates motor assembly: by driving wheel rotating motor, drive rotation electric machine support, driving Pinion gear and fastener composition are rotated, converts the wiring position of motor wire, thus it is possible to vary the direction of rotation of motor.

Drive disk component in powder set abrasion resistance tester: elastic plug screw, drive disk, powder are pulled by adaptation circle, end face End set composition.

Drive axis rotating motor sub-assembly in powder set abrasion resistance tester: synchronous motor, synchronous motor abnormity are turned by drive axis Mounting base, worm screw drive axis rotating motor bracket, electromagnetism are gone to hand down to posterity moving part motor, drive axis rotating disk, worm-gear toothing connection flange, snail Wheel and fastener composition.

Powder set abrasion resistance tester in spool hold short frame sub-assembly: by welded type spool hold short frame, linear bearing and Fastener composition.

Powder set abrasion resistance tester in circuit components combination: by power supply line, junction box assembly, terminal box to drive wheel Rotating motor conducting wire, terminal box are to driving axis rotating motor conducting wire, terminal box to frequency converter conducting wire, wire bushing, frequency converter to driving reciprocating lever Motor cable and fastener composition.

Powder covers the drive reciprocating lever motor assembly in abrasion resistance tester: by small-power triphase asynchronous motor and fastening Part composition.

Dual-purpose end face wrench in powder set abrasion resistance tester: it is made of dual-purpose end plates hand cradle with straight pin.

Powder set abrasion resistance tester in single-phase electricity change three-phase electricity frequency converter: by it is single-phase change three phase converter, Disloyalty conducting wire, three-core cable and fastener composition.

Powder covers the welded type worktable support frame in abrasion resistance tester: being welded by feet, short shelves, long span.

Powder covers abrasion resistance tester, small-power triphase asynchronous motor of the reciprocating power after being powered, small function Rate threephase asynchronous, which is powered, to be rotated, and rotation reciprocating disk, connecting rod, the small deep groove ball bearing, band being fixed on motor shaft are driven Joint plug screw, internal screw thread bearing block, angular contact ball bearing, elastic collet, reciprocating rotary shaft assembly make faster reciprocal motion.

Powder covers abrasion resistance tester, and rotary power turns synchronous motor from axis is driven, turns synchronous motor, band by drive axis Dynamic worm screw, the worm gear, worm-gear toothing connection flange, gear for being fixed on shaft end, then drive in reciprocating rotary shaft assembly with axis Gear makees slow rotary motion.

Powder covers abrasion resistance tester, the reciprocating rotary shaft outer circle in reciprocating rotary shaft assembly, can add internal diameter with it is past The flexible hoop axis that multiple rotary shaft outer circle cooperates at microgap cooperation, outer diameter and tested powder set internal diameter at small―gap suture Set increases or reduces the outer diameter of flexibly hoop axle sleeve, can test the powder set of different size.

Powder covers abrasion resistance tester, the drive disk internal diameter of assembly powder set outer diameter, with the fit tolerance of micro- interference, push-in Powder set；The adaptation circle of entire driving dish external diameter is placed, microgap is made in internal diameter and drive disk；Outer diameter with bearing shelves gear Matching for inner circle is combined into microgap, in the case where being fixed on the pinion gear driving for driving rotation motor shaft end, makes in swivel bearing sub-assembly work Speed rotation, converts the wiring position of motor wire, thus it is possible to vary the direction of rotation of motor.

Detailed description of the invention

Fig. 1 is the outline drawing of powder set abrasion resistance tester entirety of the invention；

Fig. 2 is the outline drawing after hiding worktable support frame of the invention, and same breadth figure is bigger；

Fig. 3 is the outline drawing of workbench sub-assembly of the invention；

Fig. 4 is the reciprocal switching mechanism cross-sectional view of rotation of the invention and outline drawing；

Fig. 5 is the outline drawing of line bearing length frame sub-assembly of the invention；

Fig. 6 is rack assembly cross-sectional view and outline drawing to be loaded of the invention；

Fig. 7 is reciprocating rotary shaft assembly outline drawing of the invention；

Fig. 8 is the right view of swivel bearing sub-assembly of the invention, the cross-sectional view of right view and outline drawing；

Fig. 9 is the cross-sectional view of the outline drawing of damping device sub-assembly of the invention, top view and top view；

Figure 10 is drive rotation motor assembly outline drawing, main view and left view of the invention；

Figure 11 is the cross-sectional view of drive disk component outline drawing of the invention, right view and right view；

Figure 12 is that spool of the invention holds short frame sub-assembly outline drawing；

Figure 13 is main view, left view, outline drawing and the top view of drive axis rotating motor sub-assembly of the invention；

Figure 14 is circuit components combination of the invention: without the top view and outline drawing of connector cover；

Figure 15 is drive reciprocating lever motor assembly of the invention, outline drawing, bottom view, right view when without connector cover Figure, main view and left view；

Figure 16 is dual-purpose end face wrench outline drawing of the invention；

Figure 17 is that single-phase electricity of the invention changes three-phase electricity frequency converter outline drawing；

Figure 18 is welded type worktable support frame outline drawing of the invention；

Figure 19 is the revolved sectional view and outline drawing that the right view of elastic nut, right view are pulled in end face of the invention；

Figure 20 is the revolved sectional view and outline drawing that the right view of elastic plug screw, right view are pulled in end face of the invention.

Specific embodiment

With specific embodiment, the invention will be further described with reference to the accompanying drawing, referring to Fig. 1-2 0.

Powder covers abrasion resistance tester, includes workbench sub-assembly 100, line bearing length frame sub-assembly 300, branch to be loaded Frame sub-assembly 400, swivel bearing sub-assembly 600, damping device sub-assembly 700, drive rotation motor assembly 800, spool hold short Frame sub-assembly 1000, circuit components combination 1200, dual-purpose end face wrench 1400, single-phase electricity change three-phase electricity frequency converter 1500, welded type worktable support frame 1600, the powder of the rotation of drive disk component 900 cover reciprocal simultaneous with rotation equipped with one on 905 The mechanism turned.The described reciprocal and mechanism with rotation by drive reciprocating lever motor assembly 1300, the reciprocal switching mechanism 200 of rotation, Reciprocating rotary shaft assembly 500 drives the composition of axis rotating motor sub-assembly 1100.Welded type worktable support frame is not drawn into Fig. 2 1600.Referring to Fig. 1 and Fig. 2.

Workbench sub-assembly 100, by framework soleplate 101, limitting casing 102, motor heightening mat 103, interior hexagonal cylindrical head spiral shell Nail 104, working plate and framework soleplate joint bolt 105, hexagon socket cap head screw 106, small washer 107, working plate 108 Composition.Referring to Fig. 3.

The big irregularly-shaped hole of framework soleplate 101 is used to avoid the wiring for driving axis rotating motor sub-assembly 1100 and its outside.Chamfering In upper big screw hole for assembling damping device sub-assembly 700；Chamfering changes three-phase electricity for fixing single-phase electricity in upper small screw hole Frequency converter 1500 and junction box assembly 1204, the screw through hole of chamfering, is not respectively used to assembly line bearing length frame Sub-assembly 300, drive rotation motor assembly 800, spool hold short frame sub-assembly 1000, drive axis rotating motor sub-assembly 1100.

Limitting casing 102 makes of aluminium alloy extrusions, add small washer 107 can the rotation of anti-screw when damage end face, four in elongated slot Respectively there is a small boss among a inner wall, and four face contacts with bearing chamber bracket 401, to reduce the finishing of limitting casing inner wall Area, the groove among bottom are to drive rotation electric machine support 803 for evacuation and be arranged.

Motor heightening base 103 is cold-drawn structural steel weldment, the screw hole of top surface, for fixing small-power triphase asynchronous motor 1301, four hexagon socket cap head screws 104 of underrun are fixed on framework soleplate 101.

The shape of working plate 108 is such as " returning " font, and centre takes into the big square hole of penetration type, to avoid in big and small The not counterbore head of hexagonal cylindrical head screw, is also convenient for working plate 108, after being welded with welded type worktable support frame 1600, Facilitate maintenance and be arranged, in this way dismounting hexagon socket cap head screw wrench can below working plate enter operate.

Reciprocal switching mechanism 200 is rotated, by rotation reciprocating disk 201, interior hexagonal flush end holding screw 202, small deep-groove ball axis Hold 203, connecting rod 204, straight pin 205, in joint plug screw 206, internal screw thread bearing block 207, angular contact ball bearing 208, bearing Ring nut 209, chuck reduction nut 210, elastic collet 211 form, and indicate that upper figure is cross-sectional view with two views, the following figure is Outline drawing.Referring to fig. 4.

When component assembling, the band keyway inner circle of rotation reciprocating disk 201 is stretched with the axis of small-power triphase asynchronous motor 1301 End outer circle is assemblied on the motor-shaft extending end with flat key with the cooperation precision of H8/j7, with two radial directions interior hexagonal flush end in 90 ° Holding screw 202 is anti-loosening.

When component assembling, connecting rod 204 uses cylinder after being packed into four small deep groove ball bearing 203 with the size of micro- interference fit Pin 205 is connected in recessed with joint plug screw 206, and the cooperation precision of straight pin and small deep groove ball bearing is H5/h5, band joint spiral shell The cooperation precision of through hole and straight pin in plug 206 with straight pin is N6/h5.

External screw thread with joint plug screw 206 screws in internal screw thread bearing block 207, and by dress, there are two the corner connections of back-to-back installation The outer ring for touching ball bearing 208 compresses.

Bearing chamber precision of the internal screw thread bearing block 207 with 208 outer ring of angular contact ball bearing is H6, the corner connection of two same specifications It is contrary when touching ball bearing assembly, in this way, not only radial positioning but also the axial thrust and pulling force of connecting rod can be undertaken.

The outside diameter with brearing bore of elastic collet 211 is packed into two angular contact ball axis with the precision that js5 cooperates 208 inner circles are held, it is anti-loose with bearing inner race nut 209.

Three kinds of the inner hole of elastic collet 211 point different sizes, intermediate hole are to reduce the sand for finishing length and being arranged Grinding undercut is taken turns, the smallest hole inner wall end surface is used to block the end face of reciprocating rotary shaft 503, and the inner circle with stop hole nose end is used to press from both sides Tight reciprocating rotary shaft 503.

The folder shaft end of the outer circle of elastic collet 211, the conical surface is made in screw thread inside, in the phase of 210 conical surface of chuck reduction nut Reduce internal diameter under mutually squeezing, in order to the outer circle of firm grip reciprocating rotary shaft 503.

Line bearing length frame sub-assembly 300, by welded type bearing length frame 301, hexagon socket cap head screw 302, interior hexagonal circle Chapiter screw 303, linear bearing 304 form, the big irregularly-shaped hole in welded type bearing length frame 301, are to avoid and drive rotation electricity Machine 801 and connection cable and be arranged.Referring to Fig. 5.

Welded type bearing length frame 301 is welded by cold-drawn structural steel, to prevent from making troubles to finishing after welding deformation, Welding deformation respectively is prevented with two screws up and down, screw is removed after welding, and the hole after removable screw does not influence to use, welded type line Bearing length frame 301 is fixed on the framework soleplate 101 of workbench sub-assembly 100 by hexagon socket cap head screw 302.

Linear bearing 304 is commercially available components, and effect is that guidance and limitation reciprocating rotary shaft assembly 500 are regularly past Multiple and rotation.Linear bearing 304 is coupled with the higher hexagon socket cap head screw 303 of intensity with welded type bearing length frame 301, Reciprocating rotary shaft 503 can easily be passed through in linear bearing.

Rack assembly 400 to be loaded, by band bearing chamber bracket 401, holding screw 402, bottom loaded member 403, hexagonal 404, two layers of nut, 405, three layers of loaded member loaded member 406, plain washer 407, hex nut 408, screw rod 409 form.In order to aobvious Show internal structure, is indicated using cross-sectional view+outline drawing.Referring to Fig. 6.

With the macropore among bearing chamber bracket 401, for assembling the deep groove ball bearing 602 in swivel bearing sub-assembly 600, It is H6 with the cooperation precision of deep groove ball bearing 602, the hexagon socket cap head screw of holding screw 402 is got on the bus planar end surface in lathe And after chamfering, holding screw is substituted, prevents bearing outer ring from rotating and being arranged, the groove of bottom is that evacuation drives wheel rotating motor group In component 800 drive rotation electric machine support 803 and be arranged.

When component assembling, the band bearing chamber bracket 401 of rack assembly 400 to be loaded, the elongated slot among vibration damper plate 701 In pass through, into the limitting casing 102 of workbench sub-assembly 100, bottom surface sky 1mm or so when design makes band bearing chamber bracket 401, it is unlikely to touch framework soleplate and lose loading effect.

The effect of 403, two layers of loaded member 405 of bottom loaded member and three layers of loaded member 406 is to increase weight, when reducing test Between, it specifically can separately increase and decrease as needed, widen, thicken loaded member, change thin nut into, changing screw rod 409 into longer screw rod Weight can all be increased, screw rod is full thread structure, and reduction load is very simple, removes a part of loaded member tightening nut i.e. It can.

Hex nut 404 and 408 is same part, is used in different places, the former is screw rod righting, the latter is load It is only loose.

Plain washer 407 plays the role of fine tuning, and loaded member can remove plain washer after thickening.

Reciprocating rotary shaft assembly 500, by with shaft gear 501, interior hexagonal flush end holding screw 502, reciprocating rotary shaft 503, conical surface contracting cuff axis high nut 504, flexibly hoop axle sleeve 505, the composition of conical surface contracting cuff axis thin nut 506.Reciprocating rotary shaft The left end of sub-assembly 500 is assemblied in the elastic collet 211 for rotating reciprocal switching mechanism 200, is bound round with chuck reduction nut 210 Tightly.Referring to Fig. 7.

With the inner circle of shaft gear 501, G6/h5 class fit is made with reciprocating rotary shaft 503, with interior hexagonal flush end clamp screw Follow closely 502 tightenings.

When reciprocating rotary shaft 503 is not by 211 banding of elastic collet, the only linear bearing of online bearing length frame sub-assembly 300 304, the linear bearing 1004 of short frame sub-assembly 1000 is held with spool, in rotate, bound round when by reciprocal elastic collet 211 When tight, Cai Huizuo crankmotion.

Conical surface contracting cuff axis high nut 504 compresses axially spirit using taper-face contact with conical surface contracting cuff axis thin nut 506 Hoop axle sleeve 505 living, reduces the internal diameter for flexibly binding round the flexible position of axle sleeve both ends open, to tightly wale multiple rotary shaft, makes Flexibly hoop axle sleeve follows axis, in the powder set 905 of drive disk sub-assembly 900, makees crankmotion, and reaches test mesh 's.

Conical surface contracting cuff axis high nut is made especially thick, is to avoid the band bearing guard in swivel bearing sub-assembly 600 Gear 601 and be arranged.

Swivel bearing sub-assembly 600 is pulled by band bearing shelves gear 601, deep groove ball bearing 602, parallel pads 603, end face Elastic nut 604, hexagon socket cap head screw 605 form, and are indicated with three views, the figure on the right is the revolved section of left side figure Figure, figure below is outline drawing.Referring to Fig. 8.

Swivel bearing sub-assembly 600 is assemblied in rack assembly 400 to be loaded by the outer diameter of deep groove ball bearing 602 In band 401 macropore of bearing chamber bracket, extended with parallel pads 603, elastic nut 604 is pulled with end face and is clamped, allows interior hexagonal cylindrical Head screw 605 is anti-loose, and with end plates hand cradle 1401 and two remote straight pins 1402 fasten or disassembly.

Internal diameter with bearing shelves gear 601, all components that can be put into the adaptation circle 901 in drive disk component 900, Elastic nut 902 is pulled with end face, screws at the internal screw thread with bearing shelves gear 601 and clamps.

Deep groove ball bearing 602 is commercially available part, without particular/special requirement.

603 liang of planes of parallel pads are parallel, and internal diameter cooperates with the outer diameter at 601 cooperation of bearing shelves gear at small―gap suture, outside Diameter does not require excessively, but smaller than the internal diameter of 602 outer ring of deep groove ball bearing with the contact surface of bearing.

Elastic nut 604 is pulled in end face, and screw thread is made in internal diameter, mixes hexagon socket cap head screw, for elastic clamping Counter sink is made in hole；Through hole is made in the hole of straight pin 1401 in mating dual-purpose end face wrench 1400, and aperture ratio straight pin is slightly Greatly, precision takes C11, after cut-out material, assembles and screws at the external screw thread with bearing shelves gear 601, then in two six Angle fillister head screw 605 tenses, and plays the role of anti-loose, and the shape of elastic nut is pulled in end face and independent structure is shown in Figure 19.

Damping device sub-assembly 700, by vibration damper plate 701, screw rod 702, hex nut 703, hexagon thin nut 704, interior six Angle flush end holding screw 705,706 composition of elastomer polyurethane plate slitting, are indicated, upper figure is outline drawing, right figure with three views It is the cross-sectional view of left figure, entire damping device sub-assembly 700 screws in the bottom of workbench sub-assembly 100 by four screw rods respectively It in plate 101, is locked with hex nut 703, when assembly, to allow the band bearing chamber bracket 401 of rack assembly 400 to be loaded from subtracting It is passed through in elongated slot among shake plate.Referring to Fig. 9.

Elongated slot among vibration damper plate 701, and has gap between the band bearing chamber bracket 401 that is placed in elongated slot, not directly Contact, but contacted by 4 elastomer polyurethane plate slittings 706, hexagonal flush end holding screw 705, adjustable bands in rotation Bearing chamber bracket 401 and elastomer polyurethane plate cut 706 elasticities.

Four little grooves of vibration damper plate 701, interior hexagonal flush end holding screw 705 and hexagon thin nut with not head 704, it is to reduce width and be arranged, is conducive to the dual-purpose smoothly rotation of end face wrench 1400 when maintenance, in this way convenient for by test zero The quick-replaceable of part and fixation.

Rotation motor assembly 800 is driven, by driving wheel rotating motor 801, hexagon socket cap head screw 802, driving wheel rotating motor branch Frame 803, interior hexagonal flush end holding screw 805, drives the rotation composition of pinion gear 806 at hexagon socket cap head screw 804, is regarded by three Figure shows, it be main view, the right side is left view that upper figure, which is outline drawing, a left side,.Referring to Figure 10.

Drive rotation pinion gear 806, drive axis rotating motor 801 drive under, can make engagement band bearing shelves gear 601 also with Rotation.

Entire to drive rotation motor assembly 800, other than driving rotation electric machine support 803 using drawing materials in angle steel, remaining is It is commercially available components, without particular/special requirement, 1205 in figure be terminal box to rotation motor wire is driven, and has only drawn one small section of signal Figure.

Drive disk component 900 is pulled elastic plug screw 902 by adaptation circle 901, end face, hexagon socket cap head screw 903, is driven Moving plate 904,905 composition of powder set, point three views indicate that the left side is outline drawing, and the following figure is the revolved sectional view of upper figure.Referring to Figure 11.

H7/f6 cooperation is made with 601 inner circle of bearing shelves gear in adaptation circle 901, outer diameter；Internal diameter is made with driving dish external diameter F7/h6 cooperation crosses axis hole slightly larger than outer diameter at the straight wall of conical surface contracting cuff axis high nut 504.

Elastic plug screw 902 is pulled in end face, and external screw thread is made in outer diameter, screws in the internal screw thread with bearing shelves gear 601, then in Hexagonal cylindrical head screw 903 tenses, and plays the role of anti-loose, and the shape of elastic plug screw is pulled in end face and independent structure is shown in Figure 20.

Cooperation precision between the internal diameter for the drive disk 904 being assemblied in adaptation circle 901 and the outer diameter of powder set 905 is micro- Interference N6/h5.

The effect that elastic plug screw 902 is pulled in end face is: its inner face is together with the inner face of adaptation circle 901, in external screw thread Screwing under, folder clamp drive disk 904, so that powder set is passed through abrasion test.

Spool holds short frame sub-assembly 1000, holds short frame 1001, hexagon socket cap head screw 1002, interior six by welded type spool Angle fillister head screw 1003, linear bearing 1004 form.Referring to Figure 12.

Linear bearing 1004 is fixed on welded type spool and holds short top of support by hexagon socket cap head screw 1003.

Welded type spool holds short frame 1001, by hexagon socket cap head screw 1002, is fixed on workbench sub-assembly 100 On framework soleplate 101.

Axis rotating motor sub-assembly 1100 is driven, synchronous motor 1101, hexagon socket cap head screw 1102, interior hexagonal are turned by drive axis Fillister head screw 1103, interior hexagonal flush end holding screw 1104, synchronous motor abnormity mounting base 1105, worm screw 1106, interior hexagonal Fillister head screw 1107 drives axis rotating motor bracket 1108, worm-gear toothing joint bolt 1109, electromagnetism is gone to hand down to posterity moving part motor 1110, hexagon socket cap head screw 1111, drive axis rotating disk 1112, worm-gear toothing connection flange 1113, worm gear 1114 form, and drive Axis rotating motor sub-assembly 1100 shows that lower-left figure is outline drawing with four views, and the picture left above is front view, and top right plot is left view Figure, bottom-right graph is top view.Referring to Figure 13.

It drives axis and turns synchronous motor 1101, by downward hexagon socket cap head screw 1103, be fixed on synchronous motor abnormity In mounting base 1105, then passes through hexagon socket cap head screw 1102 and be connected and fixed to the framework soleplate 101 of workbench sub-assembly 100 On.

Worm screw 1106 is fixed on the axle stretch end for driving axis rotating motor 1101 by interior hexagonal flush end holding screw 1104, is used In driving worm gear 1114 to rotate, reach large scale deceleration purpose.Worm screw 1106 and worm gear 1114 are the stocks of online shopping, and specification is closed It is suitable.

Axis rotating motor bracket 1108 is driven, is fixed on framework soleplate 101 by hexagon socket cap head screw 1107.

It goes electromagnetism to hand down to posterity moving part motor 1110, is the synchronous motor for removing electromagnetic component, is used as driving member, compare in this way Specially make it is faster save more money, by hexagon socket cap head screw 1111, be horizontally fixed on and drive 1108 side of axis rotating motor bracket Face.

Drive axis rotating disk 1112, by other two interior hexagonal flush end holding screws 1104, be fixed on electromagnetism hand down to posterity it is dynamic The axle stretch end of part motor 1110.

Worm-gear toothing connection flange 1113 couples worm gear 1114 and gear with four hexagon socket cap head screws 1009 1112。

In Figure 13,1206 terminal box of serial number only draws schematic diagram in figure, from electricity to axis rotating motor group conducting wire is driven Terminal box in road component combination 1200 extremely drives axis rotating motor group conducting wire 1206.

Circuit components combination 1200, by power supply line 1201, plain washer 1202, hexagon socket cap head screw 1203, wiring Case assembly 1204, terminal box to drive rotation motor wire 1205, terminal box to drive axis rotating motor conducting wire 1206, terminal box to frequency conversion Device conducting wire 1207, wire bushing 1208, frequency converter are formed to reciprocating lever motor three-core cable 1209 is driven.Referring to Figure 14.

Power supply line 1201 is the 220V single phase poaer supply line with plug and ground line, is the enough commercially available productions of sectional area of wire Product.

Junction box assembly 1204 is one into the three plastic housing terminal box gone out and commercial product, when assembly for prevent with it is interior Hexagonal cylindrical head screw 1203, rotating contact face is impaired, so setting plain washer 1202.

Wire bushing 1208 is insulating materials, and insulation is impaired when can prevent conducting wire and metal parts from contacting, and plays triple guarantors Shield effect.

Drive reciprocating lever motor assembly 1300, by small-power triphase asynchronous motor 1301, hexagon flange bolt 1302, Spring washer 1303, small washer 1304, flat key 1305 form, the cable 1209 of highest point, pictorial diagram in figure, from change Frequency device extremely drives reciprocating lever motor three-core cable 1209.Referring to Figure 15.

Small-power triphase asynchronous motor 1301 is commercial product, has flat key 1305 on axle stretch end, rotates reciprocal conversion The rotation reciprocating disk 201 of mechanism 200, is just assemblied on the axle stretch end of small-power triphase asynchronous motor 1301, flat with interior hexagonal Hold 202 tightening of holding screw.

Hexagon flange bolt 1302, spring washer 1303, small washer 1304, small-power triphase asynchronous motor is fixed In the motor heightening mat 103 of workbench sub-assembly 100, play the role of anti-loose.

Dual-purpose end face wrench 1400, by 1401, two short distance straight pins of dual-purpose end plates hand cradle and two remote circles Pin 1402 forms, and short distance straight pin stretches out contrary, the serial number of dual-purpose end plates hand cradle 1401 with remote straight pin It is identical, it is all 1402.Referring to Figure 16.

Dual-purpose end plates hand cradle 1401 matches pin hole, and the cooperation precision with standard straight pin 1402 is interference fit U7/h6.

When needing to pull to screw when elastic plug screw 902 is pulled in the end face with 601 inner circle of bearing shelves gear, by two low coverages The corresponding aperture that elastic plug screw is pulled in end face is inserted into from straight pin 1402.

When needing to pull to screw when elastic nut 604 is pulled in the end face with 601 outer circle of bearing shelves gear, by two long distances The corresponding aperture that elastic nut is pulled in end face is inserted into from straight pin 1402.

Single-phase electricity changes three-phase electricity frequency converter 1500, changes three phase converter 1501, disloyalty inlet wire cable by single-phase 1502, three-core cable 1503, hexagon socket cap head screw 1504, plain washer 1505 form.

Single-phase electricity, that is, general lighting electricity, is not necessarily to particular facility, small-power triphase asynchronous motor compares monopole asynchronous motor Starting torque is big, therefore selects and single-phase change three phase converter 1501.

Disloyalty inlet wire cable 1502, three-core cable 1503, as long as sectional area is able to satisfy small-power triphase asynchronous motor Starting current, without other requirements.

The single-phase three phase converter 1501 that changes is commercial product, selects suitable correct wiring that can finish, interior hexagonal cylindrical head Screw 1504 and plain washer 1505 are commercially available parts, without particular/special requirement.

Welded type worktable support frame 1600 is welded by feet 1601, short shelves 1602, long span 1603.

The top surface of 1600 support frame of welded type workbench, with the nethermost working plate 108 of workbench sub-assembly 100, weldering It is connected together, whole rigidity can be enhanced.

After power supply is connected, the drive wheel rotating motor 801 driven in rotation motor assembly 800 starts to rotate, and drives the small tooth in shaft end 805 rotation of wheel, the pinion gear of rotation drive the adaptation circle 901 being assemblied in 601 with the rotation of bearing shelves gear 601, mounted in adaptation Drive disk 904 in circle, the set of the powder in drive disk 905 also and then rotate, and powder is made to cover uniform wear.Change wiring position Set changeable direction of rotation.

After power supply is connected, the drive axis rotating motor 1101 driven in axis rotating motor sub-assembly 1100 starts to rotate, and drives shaft end snail Bar 1106 rotates, and the worm screw 1106 of rotation rotates worm gear 1114, the worm-gear toothing connection flange coupled with worm gear 1116 1113, axis rotating disk 1112 is driven, is rotated with shaft gear 501.

It is rotated with shaft gear 501, entire reciprocating rotary shaft assembly 500 rotates, while clamping the bullet of reciprocating rotary shaft 503 Property collet 211, chuck reduction nut 210, bearing inner race nut 209, angular contact ball bearing 208 inner ring also and then rotate.

After power supply is connected, single-phase electricity changes the energization of three-phase electricity frequency converter 1500, can be manually rotated the rotation of frequency converter 1501 Button, the small-power triphase asynchronous motor 1301 for driving reciprocating lever start slowly to rotate, and drive is fixed on the rotation reciprocating disk for stretching end 201 rotations, drawing push away connecting rod 204, band joint plug screw 206, elastic collet 211, clamp reciprocal in reciprocating rotary shaft assembly 500 Rotary shaft 503, and flexibly hoop axle sleeve 505, it is reciprocating in linear bearing 304, linear bearing 1004, powder set 905, from And the forward and reverse rotation and reciprocal triple functions of powder set abrasion resistance tester of the present invention are realized, make powder set, reciprocating rotary Shaft flexibly binds round axle sleeve, all uniform wear under stationary conditions.

It is above to elaborate emphatically through interference fit, the powder metallurgy being assemblied in motorcycle engine driving wheel drive disk The abrasion resistance tester of set can also make outer diameter and in bearing shelves gear 601 for applying the powder set on other facilities Circle cooperates at H7/f6；Internal diameter and powder set to be tested are at interference fit；Thickness carried out close to the adaptation circle of drive disk installation and Test.

Above-described embodiment is only one of presently preferred embodiments of the present invention, is not limited the scope of the invention according to this, therefore: The equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention.

Claims (6)

1. powder covers abrasion resistance tester, it is characterised in that: include workbench sub-assembly, line bearing length frame sub-assembly, to be added Rack assembly, swivel bearing sub-assembly, damping device sub-assembly, drive rotation motor assembly, drive disk component, spool is carried to hold Short frame sub-assembly, drive axis rotating motor sub-assembly, circuit components combination, dual-purpose end face wrench, single-phase electricity change three-phase electricity frequency conversion tune Speed variator, welded type worktable support frame, the powder of the rotation of drive disk component are put on equipped with a reciprocal and mechanism with rotation.

2. powder as described in claim 1 covers abrasion resistance tester, it is characterised in that: the reciprocal and mechanism with rotation by It drives reciprocating lever motor assembly, the reciprocal switching mechanism of rotation, reciprocating rotary shaft assembly, drive axis rotating motor sub-assembly composition.

3. powder as claimed in claim 2 covers abrasion resistance tester, it is characterised in that: in the reciprocal and mechanism with rotation Drive reciprocating lever motor assembly, rotation reciprocating disk, connecting rod, elastic collet, past is driven by small-power triphase asynchronous motor Rotation shaft assembly makees faster reciprocal motion again.

4. powder as claimed in claim 2 covers abrasion resistance tester, it is characterised in that: reciprocal and the mechanism with rotation rotation Movement: by drive axis rotating motor sub-assembly, worm screw, worm gear, worm-gear toothing connection flange, gear are driven by motor, then drive past It rotates in shaft assembly again and makees slow rotary motion with shaft gear.

5. powder as claimed in claim 2 covers abrasion resistance tester, it is characterised in that: reciprocal in reciprocating rotary shaft assembly Rotary shaft outer circle can add internal diameter and reciprocating rotary shaft outer circle into microgap cooperation, outer diameter and tested powder and cover internal diameter ruler The very little flexible hoop axle sleeve cooperated at small―gap suture.

6. powder as described in claim 1 covers abrasion resistance tester, it is characterised in that: the band bearing in swivel bearing sub-assembly The inner circle of shelves gear, placement adaptation circle, the drive disk that adaptation circle inner circle placement is covered with powder, entire swivel bearing sub-assembly, Drive the lower rotation of pinion gear driving of wheel rotating motor.