CN103528908B - A kind of test unit detecting impact friction abrasion of workpiece - Google Patents
A kind of test unit detecting impact friction abrasion of workpiece Download PDFInfo
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- CN103528908B CN103528908B CN201310533090.6A CN201310533090A CN103528908B CN 103528908 B CN103528908 B CN 103528908B CN 201310533090 A CN201310533090 A CN 201310533090A CN 103528908 B CN103528908 B CN 103528908B
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Abstract
Detect a test unit for impact friction abrasion of workpiece, comprise frame and on operating room, the bottom surface of operating room's casing is provided with the leakage sand plate for abrasive reclaiming; Leak below sand plate and establish tapering transition chamber; Tapering transition chamber is communicated with an abrasive material storage chamber, and the discharging of abrasive material storage chamber is driven by pressurized air sends into conveying pipeline; Abrasive material is set in casing and exports mouth and fixture, specimen holder; Specimen holder is arranged in an inflexibility regulating device, by the angle of the adjustable sample of inflexibility regulating device; Also comprise the suction cleaner to carrying out dedusting in operating room.Clamping sample manipulation is simple and reliable, and compact conformation, is applicable to the sample of different size, the position of adjustable sample, to simulate various working; Abrasive jet also can firm grip adjustable to the angle of attack of sample; In addition, abrasive material can repetitive cycling use, and saves abrasive material.
Description
Technical field
The present invention relates to a kind of frictional wear test device, especially detect the test unit of impact friction abrasion of workpiece.
Background technology
As everyone knows, rubbing wear is a kind of fundamental type that parts lost efficacy, and is also a major reason of plant equipment inefficiency simultaneously.The reason of rubbing wear not still plant equipment inefficiency, be also the principal mode causing equipment failure, the wearing and tearing of workpiece become a short major reason of service life of a machine, and global disposable energy resource consumption is consume in rubbing wear greatly.Friction wear testing machine a kind ofly evaluates various wear resistance and calculate the experimental facilities of friction factor.The test unit of current test impact friction wearing and tearing is more single.
Summary of the invention
In order to overcome the shortcoming that above-mentioned prior art exists, the object of the present invention is to provide a kind of test unit detecting impact friction abrasion of workpiece, it is a kind of new impact friction abrasion test device, can well detect the friction resistant ability of workpiece, test operation is simple and convenient, compact conformation.
In order to solve the problem, the present invention by the following technical solutions: a kind of test unit detecting impact friction abrasion of workpiece, comprising:
Frame;
Operating room, is arranged in described frame, comprises casing, abrasive material exports mouth and abrasive material exports mouth fixture, specimen holder;
Described casing is provided with and can locks and the door sealed; The bottom surface of casing is provided with the leakage sand plate for abrasive reclaiming, leaks and sand plate is provided with several leakage sand holes for the abrasive material that leaks down;
Described abrasive material exports mouth, and be hard pipe fitting, front end is discharging opening, and rear end is communicated with conveying pipeline; Conveying pipeline extends to the bottom of casing and extends downwards through continuing after described leakage sand plate;
The below of described leakage sand plate is provided with up big and down small tapering transition chamber; Below one tubule in tapering transition chamber is communicated with an abrasive material storage chamber, this tubule is provided with a discharge valve;
Described abrasive material storage chamber upper end is communicated with a compressed air inlet pipe, and the other end of this compressed air inlet pipe is communicated with a compressed air gas source, and this compressed air inlet pipe is provided with air intake control valve;
Described abrasive material storage chamber lower end arranges discharge nozzle, discharge nozzle is provided with discharging control valve, the bottom of discharge nozzle is communicated with the first interface of a threeway, second interface of this threeway is communicated with the feed end of described conveying pipeline, 3rd interface of this threeway is communicated with a pressurized air gas piping outlet side, the compressed air gas source described in inlet end connection of this pressurized air gas piping, and this pressurized air gas piping is provided with gas transmission operation valve;
Described abrasive material exports mouth fixture, and comprise hold assembly, the inner chamber of hold assembly is tubulose and is obliquely installed, and described abrasive material exports the inner chamber also obliquely discharging of mouth through this hold assembly; Hold assembly exports being provided with of the axes normal of mouth with abrasive material and the fixing fastening bolt of mouth is exported to abrasive material;
The affixed support in below of hold assembly, the bottom of support is hinged on a main support, and the bottom affixed of this main support is dull and stereotyped, and this flat board is packed on described leakage sand plate;
Described specimen holder, includes bearing and two groups of clamping units, the both sides being positioned at bearing of two groups of clamping unit symmetries;
Described bearing comprise connected and composed by bottom panel and biside plate mounting groove, also comprise the two pieces of baffle plates be connected to below this mounting groove, two pieces of baffle plates are parallel with two blocks of side plates of mounting groove respectively; Every block side plate of described mounting groove is provided with a strip slotted eye and two threaded holes;
Often organize clamping unit and comprise a clamp lever, handle brackets, at least one fishbolt, at least one fixture block;
Described handle brackets comprises fixed part, first connecting rod, second connecting rod, and described fixed part is fixed by screws on the biside plate of described bearing, and screw coordinates with the described threaded hole on biside plate;
One end of described first connecting rod is hinged on the fixed part of handle brackets, the other end and described clamp lever hinged;
One end of described second connecting rod is hinged on the fixed part of handle brackets, the other end and described clamp lever hinged;
Described fishbolt is arranged on the front end of described clamp lever by screw thread and vertical with clamp lever; Fishbolt respectively assembles a nut in the both sides of clamp lever; Fishbolt is through the strip slotted eye on the side plate of described bearing; Fishbolt one end be positioned at above described bottom surface of support saddle plate is designated as clamping working end, and this clamping working end arranges a fastening spring, and the other end of fastening spring arranges described fixture block;
On described fixture block, the bottom organizing a relative side of the fixture block of clamping unit with another is provided with groove; This groove is made up of two faces, and one is upper plane, and one is side plane;
The fixture block of one group of clamping unit is organized between the fixture block of clamping unit with relative another, and bottom fixture block, clamp a base plate in described groove, this base plate is placed on the bottom panel of described bearing; This base plate is provided with sample mounting hole; On fixture block, side clamping face is set above base plate; Described base plate is wedge shape, and along the direction of abrasive material ejection, the nose thickness of base plate is less than rear end thickness; Accordingly, the groove also wedgewise of described fixture block, along the direction of abrasive material ejection, the front height of groove is less than rear height;
Described specimen holder also comprises for two clamp levers being tied up the bandage be fixed together when clamping sample;
Inflexibility regulating device, comprise the inclined support panel being hinged on described dull and stereotyped one end, with this hinged place for axle arranges the arc plate of a section 90 degree, bottom and the described flat board of arc plate are affixed, top and a vertical plate of arc plate are affixed, and described vertical plate bottom is also affixed with described flat board; Described arc plate is evenly equipped with multiple pilot hole along circular arc direction, and multiple pilot hole is positioned on same setting circle, and the center of circle of setting circle is hinged place that is dull and stereotyped and inclined support panel, and the axis of pilot hole is parallel with the axis of this hinged place; The top of described inclined support panel arranges a through hole, and this through hole on inclined support panel can overlap with pilot hole described in any one on arc plate and use bolt affixed; The side of described inclined support panel arranges a block near bottom end;
The bearing of described specimen holder is placed on the inclined support panel of inflexibility regulating device, two pieces of baffle plates of the bearing of specimen holder lay respectively at the both sides of inflexibility regulating device medium dip back up pad, and the block on described inclined support panel carries out spacing to the baffle plate of described bearing;
This test unit also comprises suction cleaner, and suction cleaner is provided with dust suction import, dust collecting; Described suction port is arranged in operating room.
Further: the casing of described operating room to be provided with form, form is sealed and installed with transparent panel.
Further: in described specimen holder, often organize clamping unit and comprise two fishbolts, two fastening springs, fixture blocks.
The invention has the beneficial effects as follows: it can well detect the friction resistant ability of workpiece, so that updating workpiece, increase the life-span of workpiece, machine casting industry is very helpful.And clamping sample manipulation is simple and reliable, compact conformation, is applicable to the sample of different size, the position of adjustable sample, to simulate various working; Abrasive jet also can firm grip adjustable to the angle of attack of sample; In addition, abrasive material can repetitive cycling use, and saves abrasive material.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is described further:
Fig. 1 is the theory structure schematic diagram of the embodiment of the present invention;
Fig. 2 is the right view (removing source of the gas and compressed air inlet pipe, blowpipe) of the present embodiment;
Fig. 3 is that in the present embodiment, abrasive material exports the structural representation (amplification) that mouth holder abrasive material exports mouth;
Fig. 4 is the front view of specimen holder in the present embodiment;
Fig. 5 is the vertical view (clamped condition) of specimen holder in the present embodiment;
Fig. 6 is that in the present embodiment, specimen holder is dismantled the left view after clamp lever and handle brackets;
Fig. 7 is the front view of base plate in specimen holder in the present embodiment;
Fig. 8 is the vertical view of Fig. 7;
Fig. 9 is the left view of Fig. 7;
Figure 10 is the front view of fixture block in the present embodiment;
Figure 11 is the vertical view of fixture block in the present embodiment;
Figure 12 is the left view of fixture block in the present embodiment;
Figure 13 is the structural representation of clamp lever and handle brackets in the present embodiment;
Figure 14 is the vertical view of clamp lever and handle brackets in the present embodiment;
Figure 15 is the front view of inflexibility regulating device in the present embodiment;
Figure 16 is the vertical view of Figure 15;
Figure 17 is the left view of Figure 15;
In figure: 1 frame, 2 fly-ash separators, 201 dust collectings, 3 operating rooms, 4 casings, 5 abrasive materials export mouth,
6 abrasive materials export mouth fixture, 61 retained parts, 62 fastening bolts, 63 supports, 64 main supports,
7 specimen holders, 71 bearings, 72 bottom panels, 73 side plates, 74 baffle plates, 75 clamp levers, 76 fishbolts, 77 fixture blocks, 771 grooves, plane on 772,773 side planes, 774 side clamping faces, 78 fixed parts, 79 first connecting rods, 710 second connecting rods, 711 screws, 712 nuts, 713 fastening springs, 714 base plates, 715 sample mounting holes
8 leak sand plate, 9 forms, 10 conveying pipelines, 11 tapering transition chambeies, 12 abrasive material storage chambers, 13 discharge valves, 14 compressed air inlet pipes, 15 compressed air gas sources, 16 air intake control valves, 17 discharging control valves, 18 threeways, 19 pressurized air gas pipings, 20 gas transmission operation valves,
21 is dull and stereotyped,
22 inflexibility regulating devices, 221 inclined support panel, 222 arc plates, 223 vertical plates, 224 pilot holes, 225 through holes, 226 blocks.
Embodiment
As shown in Figure 1, 2, the test unit of this detection impact friction abrasion of workpiece, mainly comprises frame 1, operating room 3, fly-ash separator 2.
Operating room 3 is arranged in described frame 1.Operating room 3 comprises casing 4, abrasive material exports mouth 5 and abrasive material exports mouth fixture 6, specimen holder 7.
Casing 4 is provided with and can locks and the door sealed.The casing 4 of operating room is provided with form 9, form is sealed and installed with transparent panel.
The bottom surface of casing 4 is provided with the leakage sand plate 8 for abrasive reclaiming, leaks and sand plate 8 is provided with several leakage sand holes for the abrasive material that leaks down.
It is hard pipe fitting that described abrasive material exports mouth 5, and front end is discharging opening 51, and rear end is communicated with conveying pipeline 10; Conveying pipeline 10 extends to the bottom of casing 4 and continues to extend downwards after leaking sand plate 8.
The below of leaking sand plate 8 is provided with up big and down small tapering transition chamber 11.Below one tubule in tapering transition chamber 11 is communicated with an abrasive material storage chamber 12, this tubule is provided with a discharge valve 13.
Abrasive material storage chamber 12 upper end is communicated with a compressed air inlet pipe 14, and the other end of this compressed air inlet pipe 14 is communicated with a compressed air gas source 15, and this compressed air inlet pipe 14 is provided with air intake control valve 16.
Described abrasive material storage chamber 12 lower end arranges discharge nozzle, discharge nozzle is provided with discharging control valve 17, the bottom of discharge nozzle is communicated with the first interface of a threeway 18, second interface of this threeway 18 is communicated with the feed end of described conveying pipeline 10,3rd interface of this threeway 18 is communicated with pressurized air gas piping 19 outlet side, the compressed air gas source 15 described in inlet end connection of this pressurized air gas piping 19, and this pressurized air gas piping 19 is provided with gas transmission operation valve 20;
As shown in Figure 3, described abrasive material exports mouth fixture 6, and comprise hold assembly 61, the inner chamber of hold assembly 61 is tubulose and is obliquely installed, and described abrasive material exports
6mouth 5 is through the inner chamber also discharging obliquely of this hold assembly 61; Hold assembly 61 exports being provided with of the axes normal of mouth 5 with abrasive material and the fixing fastening bolt 62 of mouth 5 is exported to abrasive material.
The affixed support 63 in below of hold assembly 61, the bottom of support 63 is hinged on a main support 64.The affixed flat board 21 in bottom of this main support 64, this flat board 21 is packed on described leakage sand plate 8.
As shown in Fig. 4-14, described specimen holder 7, includes bearing 71 and two groups of clamping units, the both sides being positioned at bearing 71 of two groups of clamping unit symmetries.
Described bearing 71 comprises the mounting groove connected and composed by bottom panel 72 and two side plates 73, also comprises two pieces of baffle plates, 74, the two pieces of baffle plates 74 be connected to below this mounting groove parallel with two blocks of side plates 73 of mounting groove respectively.Every block side plate 73 of described mounting groove is provided with a strip slotted eye 731 and two threaded holes.
Often organize clamping unit and comprise a clamp lever 75, handle brackets, two fishbolts, 76, fixture block 77;
Described handle brackets comprises fixed part 78, first connecting rod 79, second connecting rod 710, and described fixed part 78 is fixed on two side plates 73 of described bearing by screw 711, and screw 711 coordinates with the described threaded hole on two side plates 73.
One end of described first connecting rod 79 is hinged on the fixed part 78 of handle brackets, the other end and described clamp lever 75 hinged.
One end of described second connecting rod 710 is hinged on the fixed part 78 of handle brackets, the other end and described clamp lever 75 hinged.
Described fishbolt 76 is arranged on the front end of clamp lever 75 by screw thread and vertical with clamp lever 75.Fishbolt 76 respectively assembles a nut 712 in the both sides of clamp lever 75.Fishbolt 76 is through the strip slotted eye 731 on side plate 73.Fishbolt 76 one end be positioned at above bottom panel 72 is designated as clamping working end, and this clamping working end arranges a fastening spring 713, and the other end of fastening spring 713 arranges fixture block 77.
On described fixture block 77, the bottom organizing a relative side of the fixture block of clamping unit with another is provided with groove 771; This groove 771 is made up of two faces, and one is 772, one, upper plane is side plane 773.
The fixture block of one group of clamping unit is organized between the fixture block of clamping unit with relative another, and bottom fixture block 77, clamp a base plate 714 in described groove 771, this base plate 714 is placed on bottom panel 72.Base plate 714 is provided with sample mounting hole 715.
On fixture block 77, side clamping face 774 is set above base plate.
Described base plate 714 is in wedge shape, and along the direction of abrasive material ejection, the nose thickness of base plate 714 is less than rear end thickness.Accordingly, the groove 771 also wedgewise of described fixture block 77, along the direction of abrasive material ejection, the front height of groove is less than rear height.In this embodiment, the upper plane of the groove 771 of fixture block is set to clinoplane to imbody, and the upper surface of base plate 714 is set to clinoplane, so namely forms wedge structure.When the abrasive material that sample is sprayed hits, can not skid off in the groove of fixture block with base plate.
Described specimen holder also comprises for two clamp levers 75 being tied up the bandage be fixed together when clamping sample.
As shown in Figure 15,16,17, inflexibility regulating device 22, comprise the inclined support panel 221 being hinged on described dull and stereotyped 21 one end, with this hinged place for axle arranges the arc plate 222 of a section 90 degree, circular arc, the bottom of 222 is affixed with flat board 21, and top and a vertical plate 223 of arc plate 222 are affixed, and described vertical plate 223 bottom is also affixed with flat board 21.Arc plate 222 is evenly equipped with multiple pilot hole 224 along circular arc direction, and multiple pilot hole 224 is positioned on same setting circle, and the center of circle of setting circle is the hinged place of dull and stereotyped 21 and inclined support panel 221, and the axis of pilot hole 224 is parallel with the axis of this hinged place.The top of inclined support panel 221 arranges a through hole 225, and this through hole 225 on inclined support panel 221 can overlap with pilot hole 224 described in any one on arc plate and use bolt affixed.The side of inclined support panel 221 arranges a block 226 near bottom end.
Propping up of described specimen holder, 71 are placed on inclined support panel 221, and two pieces of baffle plates 74 of the bearing of specimen holder lay respectively at the both sides of inclined support panel 221, and the baffle plate 74 of block 226 pairs of bearings carries out spacing.
The suction cleaner 2 of this test unit is provided with dust suction import, dust collecting 201; Its suction port is arranged in operating room 3.
During work, sample is placed in the sample mounting hole 715 of base plate, then two clamp levers are operated, due to the effect of first connecting rod 79, second connecting rod 710, move to the inside while the front end of clamp lever 75 moves forward, thus drive fishbolt 76, fastening spring 713, fixture block 77 to move to centre together, and finally make two clamping units be clamped by sample.Regulate the angle of inclination of inclined support panel 221, and its front end and arc plate 222 are fixed.Specimen holder is arranged on inclined support panel 221.
Abrasive material exports mouth 5 and is clamped on abrasive material output mouth fixture 6, and fastening.
Abrasive material is had in abrasive material storage chamber 12.Regulate the aperture of air intake control valve 16, discharging control valve 17, gas transmission operation valve 20, discharge valve 13.Start compressed air gas source 15, a part of pressurized air enters abrasive material storage chamber 12, is extruded by abrasive material; Part pressurized air is delivered to threeway 18 place by pressurized air gas piping 19; In threeway 18, pressurized air enters conveying pipeline 10 with the abrasive material fallen in abrasive material storage chamber 12, and is delivered to abrasive material output mouth 5, finally exports mouth 5 ejection at a high speed through abrasive material, impacts sample.
The abrasive material fallen falls into tapering transition chamber 11 by leaking sand plate 8, and the abrasive material in tapering transition chamber 11 can fall into abrasive material storage chamber, achieves recycling of abrasive material.
In process of the test, the dust produced in casing 4 is by suction cleaner 2 sucking-off.
After having tested, clamp lever unclamps, and takes off bandage, and two clamp levers 75 separately, can realize unclamping sample, takes out sample, the friction factor of curb girder sample.
Embodiment as other: in described specimen holder, often group clamping unit comprises and can comprise one or three or more fishbolts, fixture block also can arrange two and more, two fastening springs are just set, a fixture block is stablized good and can meet clamping stability requirement, thus the simple set-up mode of preferred this structure.
In above-described embodiment all around all for convenience of describe adopt relative position relation, do not represent absolute position.
Claims (3)
1. detect a test unit for impact friction abrasion of workpiece, it is characterized in that, comprising:
Frame;
Operating room, is arranged in described frame, comprises casing, abrasive material exports mouth and abrasive material exports mouth fixture, specimen holder;
Described casing is provided with and can locks and the door sealed; The bottom surface of casing is provided with the leakage sand plate for abrasive reclaiming, leaks and sand plate is provided with several leakage sand holes for the abrasive material that leaks down;
Described abrasive material exports mouth, and be hard pipe fitting, front end is discharging opening, and rear end is communicated with conveying pipeline; Conveying pipeline extends to the bottom of casing and extends downwards through continuing after described leakage sand plate;
The below of described leakage sand plate is provided with up big and down small tapering transition chamber; Below one tubule in tapering transition chamber is communicated with an abrasive material storage chamber, this tubule is provided with a discharge valve;
Described abrasive material storage chamber upper end is communicated with a compressed air inlet pipe, and the other end of this compressed air inlet pipe is communicated with a compressed air gas source, and this compressed air inlet pipe is provided with air intake control valve;
Described abrasive material storage chamber lower end arranges discharge nozzle, discharge nozzle is provided with discharging control valve, the bottom of discharge nozzle is communicated with the first interface of a threeway, second interface of this threeway is communicated with the feed end of described conveying pipeline, 3rd interface of this threeway is communicated with a pressurized air gas piping outlet side, the compressed air gas source described in inlet end connection of this pressurized air gas piping, and this pressurized air gas piping is provided with gas transmission operation valve;
Described abrasive material exports mouth fixture, and comprise hold assembly, the inner chamber of hold assembly is tubulose and is obliquely installed, and described abrasive material exports the inner chamber also obliquely discharging of mouth through this hold assembly; Hold assembly exports being provided with of the axes normal of mouth with abrasive material and the fixing fastening bolt of mouth is exported to abrasive material;
The affixed support in below of hold assembly, the bottom of support is connected on a main support, and the bottom affixed of this main support is dull and stereotyped, and this flat board is packed on described leakage sand plate;
Described specimen holder, includes bearing and two groups of clamping units, the both sides being positioned at bearing of two groups of clamping unit symmetries;
Described bearing comprise connected and composed by bottom panel and biside plate mounting groove, also comprise the two pieces of baffle plates be connected to below this mounting groove, two pieces of baffle plates are parallel with two blocks of side plates of mounting groove respectively; Every block side plate of described mounting groove is provided with a strip slotted eye and two threaded holes;
Often organize clamping unit and comprise a clamp lever, handle brackets, at least one fishbolt, at least one fixture block;
Described handle brackets comprises fixed part, first connecting rod, second connecting rod, and described fixed part is fixed by screws on the biside plate of described bearing, and screw coordinates with the described threaded hole on biside plate;
One end of described first connecting rod is hinged on the fixed part of handle brackets, the other end and described clamp lever hinged;
One end of described second connecting rod is hinged on the fixed part of handle brackets, the other end and described clamp lever hinged;
Described fishbolt is arranged on the front end of described clamp lever by screw thread and vertical with clamp lever; Fishbolt respectively assembles a nut in the both sides of clamp lever; Fishbolt is through the strip slotted eye on the side plate of described bearing; Fishbolt one end be positioned at above described bottom surface of support saddle plate is designated as clamping working end, and this clamping working end arranges a fastening spring, and the other end of fastening spring arranges described fixture block;
On described fixture block, the bottom organizing a relative side of the fixture block of clamping unit with another is provided with groove; This groove is made up of two faces, and one is upper plane, and one is side plane;
The fixture block of one group of clamping unit is organized between the fixture block of clamping unit with relative another, and bottom fixture block, clamp a base plate in described groove, this base plate is placed on the bottom panel of described bearing; This base plate is provided with sample mounting hole; On fixture block, side clamping face is set above base plate; Described base plate is wedge shape, and along the direction of abrasive material ejection, the nose thickness of base plate is less than rear end thickness; Accordingly, the groove also wedgewise of described fixture block, along the direction of abrasive material ejection, the front height of groove is less than rear height;
Described specimen holder also comprises for two clamp levers being tied up the bandage be fixed together when clamping sample;
Inflexibility regulating device, comprise the inclined support panel being hinged on described dull and stereotyped one end, with this hinged place for axle arranges the arc plate of a section 90 degree, bottom and the described flat board of arc plate are affixed, top and a vertical plate of arc plate are affixed, and described vertical plate bottom is also affixed with described flat board; Described arc plate is evenly equipped with multiple pilot hole along circular arc direction, and multiple pilot hole is positioned on same setting circle, and the center of circle of setting circle is hinged place that is dull and stereotyped and inclined support panel, and the axis of pilot hole is parallel with the axis of this hinged place; The top of described inclined support panel arranges a through hole, and this through hole on inclined support panel can overlap with pilot hole described in any one on arc plate and use bolt affixed; The side of described inclined support panel arranges a block near bottom end;
The bearing of described specimen holder is placed on the inclined support panel of inflexibility regulating device, two pieces of baffle plates of the bearing of specimen holder lay respectively at the both sides of inflexibility regulating device medium dip back up pad, and the block on described inclined support panel carries out spacing to the baffle plate of described bearing;
This test unit also comprises suction cleaner, and suction cleaner is provided with dust suction import, dust collecting; Described dust suction import is arranged in operating room.
2. a kind of test unit detecting impact friction abrasion of workpiece according to claim 1, is characterized in that: the casing of described operating room is provided with form, form is sealed and installed with transparent panel.
3. a kind of test unit detecting impact friction abrasion of workpiece according to claim 1, is characterized in that: in described specimen holder, often organizes clamping unit and comprises two fishbolts, two fastening springs, fixture blocks.
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| CN201310533090.6A CN103528908B (en) | 2013-10-31 | 2013-10-31 | A kind of test unit detecting impact friction abrasion of workpiece |
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| CN201310533090.6A CN103528908B (en) | 2013-10-31 | 2013-10-31 | A kind of test unit detecting impact friction abrasion of workpiece |
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| CN103528908A CN103528908A (en) | 2014-01-22 |
| CN103528908B true CN103528908B (en) | 2016-03-02 |
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| CN106370543B (en) * | 2016-11-04 | 2023-09-08 | 维新制漆（江西）有限公司 | Testing device capable of simulating influence of environment on locomotive external performance |
| CN106770301A (en) * | 2017-03-21 | 2017-05-31 | 青岛理工大学 | A kind of oil-gas two-phase flow body jet stability apparatus for evaluating |
| CN107462485B (en) * | 2017-08-08 | 2019-10-22 | 重庆市夔州汽车检测有限公司 | A kind of wear-resisting detection device of automobile parts |
| CN108375520B (en) * | 2018-02-01 | 2020-07-21 | 燕山大学 | Impact and frictional wear performance evaluation testing machine for wear-resistant lining plate |
| CN114878311B (en) * | 2022-05-25 | 2023-08-15 | 中国兵器装备集团西南技术工程研究所 | Sand dust environment-friction wear dynamic test device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2723381B2 (en) * | 1991-06-14 | 1998-03-09 | 株式会社東芝 | Abrasive erosion test equipment |
| CN201803913U (en) * | 2010-03-18 | 2011-04-20 | 煤炭科学研究总院唐山研究院 | Wear tester for impact abrasive material |
| KR101157640B1 (en) * | 2010-03-31 | 2012-06-18 | 한국염색기술연구소 | the impact abrasion tester |
| CN102901683A (en) * | 2011-07-28 | 2013-01-30 | 常熟市高思达仪器设备有限公司 | Emulsified asphalt mixture sample abrasion instrument with improved structure |
| CN202330200U (en) * | 2011-11-14 | 2012-07-11 | 北京有色金属研究总院 | Abrasive blasting tester |
| CN102854077B (en) * | 2012-04-10 | 2014-07-30 | 湖北新华光信息材料有限公司 | Testing device of optical glass abrasiveness |
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