CN113686651A - Abrasion test equipment - Google Patents
Abrasion test equipment Download PDFInfo
- Publication number
- CN113686651A CN113686651A CN202110923804.9A CN202110923804A CN113686651A CN 113686651 A CN113686651 A CN 113686651A CN 202110923804 A CN202110923804 A CN 202110923804A CN 113686651 A CN113686651 A CN 113686651A
- Authority
- CN
- China
- Prior art keywords
- pipe
- driving
- block
- test
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 119
- 238000005299 abrasion Methods 0.000 title claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000004088 simulation Methods 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/56—Investigating resistance to wear or abrasion
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention provides wear test equipment, which comprises a rack, a test piece and a moving device, wherein the rack is provided with a plurality of test pieces; one end of the moving device is connected with the rack, and the other end of the moving device is provided with a mechanical sensor; the mechanical sensor is provided with a clamping device, and the clamping device is used for clamping a test piece; the rack is also provided with a supporting mechanism; the supporting mechanism is provided with a test platform and a driving mechanism for driving the test platform to vibrate; the moving device and the mechanical sensor are used for moving the test piece to the test platform. The invention solves the problem that the traditional abrasion test equipment can not test the influence of various different factors on the abrasion of materials, and has the advantages of simple structure and low manufacturing cost.
Description
Technical Field
The invention relates to the technical field of abrasion and corrosion, in particular to abrasion test equipment.
Background
There are many factors that affect wear under specific operating conditions, among which are environmental factors (humidity, temperature, medium, etc.), lubrication conditions, operating conditions (load, speed, mode of motion, etc.), composition and texture of the material, and the physicochemical properties of the workpiece surface. Each factor varies slightly to alter the amount of wear and possibly the wear mechanism; and the traditional abrasion test equipment cannot test the influence of various factors on the abrasion of the material.
Disclosure of Invention
Based on this, in order to solve the problem that the traditional abrasion test equipment cannot test the influence of various different factors on the abrasion of the material, the invention provides abrasion test equipment, and the specific technical scheme is as follows:
a wear test apparatus comprises
A frame;
one end of the moving device is connected with the rack, and the other end of the moving device is provided with a mechanical sensor; the mechanical sensor is provided with a clamping device, and the clamping device is used for clamping a test piece;
the rack is also provided with a supporting mechanism; the supporting mechanism is provided with a test platform and a driving mechanism for driving the test platform to vibrate; the moving device and the mechanical sensor are used for moving the test piece to the test platform.
The abrasion test equipment is provided with the clamping device, so that test pieces with different sizes can be replaced; the moving device and the test platform are matched to compress the test piece, so that the load is applied to the test piece; the mechanical sensor is arranged to control the size of the load; the test platform is used for bearing a test piece and a test medium; the test platform is driven to vibrate by the driving mechanism, and the test medium has the influence on the abrasion of the test piece when vibrating. The abrasion test equipment solves the problem that the traditional abrasion test equipment cannot test the influence of various different factors on the abrasion of materials.
Further, the supporting mechanism comprises a base, a supporting block and a plurality of elastic pieces; one ends of the elastic pieces are connected with the base, and the other ends of the elastic pieces are connected with the supporting block; the base is arranged on the rack.
Furthermore, the driving mechanism comprises a rotating block with an oval outer contour and a first driving block for driving the rotating block to rotate, one end of the first driving block is connected with the supporting block, and the output end of the first driving block is connected with the rotating block.
Further, the test platform comprises a first through pipe and a circulating mechanism used for driving a test medium to circularly pass through the first through pipe, the first through pipe is arranged on the supporting block, the output end of the circulating mechanism is communicated with one end of the first through pipe, and the input end of the circulating mechanism is communicated with the other end of the first through pipe.
Furthermore, a bracket for bearing a test piece is arranged in the first through pipe; the first through pipe is provided with an opening for a test piece to pass through; an electrode assembly is arranged on the support.
Further, the first through pipe comprises a body, a first valve and a second valve; the first valve is arranged at one end of the body, the second valve is arranged at the other end of the body, and the first valve and the second valve are matched to control the communication state of the circulating mechanism and the first through pipe.
Further, the circulating mechanism comprises a second through pipe, a third three-way pipe and a driving assembly, one end of the second through pipe is communicated with the driving assembly, and the other end of the second through pipe is communicated with the first valve; one end of the third tee pipe is communicated with the driving assembly, and the other end of the third tee pipe is communicated with the second valve.
Furthermore, the driving assembly comprises a housing, a rotating shaft and a second driving block, the rotating shaft is arranged in the housing, the second driving block is arranged on the housing, the output end of the second driving block is connected with the rotating shaft, a rotating blade with a spiral outer contour is sleeved on the rotating shaft, and the second driving block is used for driving the rotating blade to rotate; one end, far away from the first through pipe, of the second through pipe is communicated with the shell, and one end, far away from the first through pipe, of the third through pipe is communicated with the shell.
Furthermore, the outer contour of the shell is cylindrical, when the rotating blade rotates, the rotating blade is tangent to the inner surface of the shell, a filter screen is arranged at one end of the shell, which is close to the second through pipe, and a heating block is arranged at one end of the shell, which is close to the third through pipe.
Furthermore, the moving device comprises a first straight line module and a second straight line module, the main body of the first straight line module is connected with the rack, the moving end of the first straight line module is connected with the main body of the second straight line module, and the moving end of the second straight line module is connected with the mechanical sensor.
Drawings
The invention will be further understood from the following description in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.
FIG. 1 is a schematic view of a partial structure of a wear test apparatus according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a circulation mechanism and a first through pipe of the wear testing apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a drive assembly of a wear testing apparatus according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a simulation apparatus of a wear test device according to an embodiment of the present invention.
Description of reference numerals:
1-a frame; 2-test piece; 3-a mobile device; 4-a mechanical sensor; 5-a support mechanism; 51-a base; 52-a support block; 53-a resilient member; 6-testing the platform; 61-a first through tube; 611-a first valve; 612-a second valve; 62-a circulation mechanism; 621-second tube; 622-third branch; 623-a drive assembly; 7-a drive mechanism; 71-a rotating block; 72-a first drive block; 8-a shell; 9-a rotating shaft; 10-rotating leaves; 11-an electrode assembly; 12-a clamping device; 13-a simulation device; 131-a first swing arm; 132-a second swing arm; 133-a third drive block; 134-connecting plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to embodiments thereof. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The terms "first" and "second" used herein do not denote any particular order or quantity, but rather are used to distinguish one element from another.
As shown in fig. 1, a wear testing apparatus according to an embodiment of the present invention includes a frame 1 and a moving device 3; one end of the mobile device 3 is connected with the frame 1, and the other end of the mobile device 3 is provided with a mechanical sensor 4; the mechanical sensor 4 is provided with a clamping device 12, and the clamping device 12 is used for clamping the test piece 2; the frame 1 is also provided with a supporting mechanism 5; the supporting mechanism 5 is provided with a test platform 6 and a driving mechanism 7 for driving the test platform 6 to vibrate; the moving device 3 and the mechanical sensor 4 are used for moving the test piece 2 to the test platform 6.
The abrasion test equipment is provided with the clamping device 12, so that the abrasion test equipment is suitable for test pieces 2 with different sizes; the moving device 3 and the test platform 6 are matched to compress the test piece 2, so that the load is applied to the test piece 2; the mechanical sensor 4 is arranged to control the size of the load; the test platform 6 is used for bearing the test piece 2 and a test medium; the test platform 6 is driven to vibrate through the driving mechanism 7, and when test media vibrate, the test media have abrasion influence on the test piece 2. The abrasion test equipment solves the problem that the traditional abrasion test equipment cannot test the influence of various different factors on the abrasion of materials.
In one embodiment, as shown in fig. 1, the supporting mechanism 5 includes a base 51, a supporting block 52 and a plurality of elastic members 53; one ends of the elastic members 53 are connected with the base 51, and the other ends of the elastic members 53 are connected with the supporting block 52; the base 51 is arranged on the frame 1; the driving mechanism 7 comprises a rotating block 71 with an oval outer contour and a first driving block 72 for driving the rotating block 71 to rotate, one end of the first driving block 72 is connected with the supporting block 52, and the output end of the first driving block 72 is connected with the rotating block 71. Thus, by arranging the elastic member 53, when the driving mechanism 7 works, the vibration of the frame 1 is reduced, and the test error is reduced.
In one embodiment, as shown in fig. 1 and 2, the testing platform 6 includes a first through pipe 61 and a circulating mechanism 62 for driving the testing medium to circulate through the first through pipe 61, the first through pipe 61 is disposed on the supporting block 52, an output end of the circulating mechanism 62 is communicated with one end of the first through pipe 61, and an input end of the circulating mechanism 62 is communicated with the other end of the first through pipe 61. Thus, by providing the circulating mechanism 62, the test medium circulates through the first through pipe 61, and the test medium repeatedly flushes the test piece 2.
In one embodiment, as shown in fig. 2, a bracket for holding the test piece 2 is arranged in the first through pipe 61; the first through pipe 61 is provided with an opening for the test piece 2 to pass through; an electrode assembly 11 is provided on the support. In this manner, by providing the electrode assembly 11, an electrochemical corrosion test is achieved.
In one embodiment, as shown in fig. 2, the first pipe 61 comprises a body and a first valve 611 and a second valve 612; the first valve 611 is arranged at one end of the body, the second valve 612 is arranged at the other end of the body, and the first valve 611 and the second valve 612 are matched for controlling the communication state of the circulating mechanism 62 and the first through pipe 61; the circulating mechanism 62 comprises a second through pipe 621, a third through pipe 622 and a driving assembly 623, wherein one end of the second through pipe 621 is communicated with the driving assembly 623, and the other end of the second through pipe 621 is communicated with the first valve 611; one end of the third tee 622 communicates with the drive assembly 623 and the other end of the third tee 622 communicates with the second valve 612. Thus, by closing the first valve 611 and the second valve 612, the effect of the test medium on the wear corrosion of the test piece 2 when the test medium is static is tested.
In one embodiment, as shown in fig. 3, the driving assembly 623 includes a housing 8, a rotating shaft 9 and a second driving block, the rotating shaft 9 is disposed in the housing 8, the second driving block is disposed on the housing 8, an output end of the second driving block is connected to the rotating shaft 9, a rotating vane 10 having a spiral outer profile is sleeved on the rotating shaft 9, and the second driving block is used for driving the rotating vane 10 to rotate; the end of the second pipe 621 away from the first pipe 61 communicates with the housing 8, and the end of the third pipe 622 away from the first pipe 61 communicates with the housing 8.
In one embodiment, as shown in fig. 3, the outer contour of the housing 8 is cylindrical, when the rotating blade 10 rotates, the rotating blade 10 is tangent to the inner surface of the housing 8, a filter screen is disposed at an end of the housing 8 close to the second pipe 621, and a heating block is disposed at an end of the housing 8 close to the third pipe 622. Therefore, the rotating blade 10 is tangent to the shell 8, so that the test medium is prevented from flowing between the rotating blade 10 and the shell 8, and the flowing efficiency of the test medium is improved; the heating block is arranged, so that the aging of the test piece 2 is accelerated, and the wear test of the aged test piece 2 is tested. Through being provided with the filter screen, realize filtering test piece 2 and become the granule in the test medium after wearing and tearing, the variable in the control experiment.
In one embodiment, the test medium is air, and the effect of wind erosion on the test piece 2 is tested.
In one embodiment, the influence of abrasion and corrosion on the test piece 2 when the test medium is washed back and forth is tested through the forward rotation and the reverse rotation of the rotating blade 10.
In one embodiment, the moving device 3 includes a first linear module and a second linear module, the main body of the first linear module is connected to the frame 1, the moving end of the first linear module is connected to the main body of the second linear module, and the moving end of the second linear module is connected to the mechanical sensor 4. In this manner, the magnitude of the load applied to the test piece 2 is controlled by providing the dynamic sensor 4. Moreover, the first linear module and the second linear module are arranged, so that the moving device 3 drives the clamping device 12 to move horizontally and vertically.
In one embodiment, as shown in fig. 4, a simulation device 13 for generating simulated ocean waves is further disposed on the support, and the simulation device 13 includes a first swing arm 131, a second swing arm 132, a third driving block 133 and a connecting plate 134; one end of the third driving block 133 is connected with the bracket, the output end of the third driving block 133 is connected with one end of the second swing arm 132, one end of the second swing arm 132 far away from the third driving block 133 is hinged with the first swing arm 131, and one end of the first swing arm 131 far away from the second swing arm 132 is hinged with the connecting plate 134; one end of the connecting plate 134 is hinged with the bracket; the third driving block 133 is used for driving the second swing arm 132 to rotate.
The working principle is as follows:
firstly, the clamping device 12 clamps the test piece 2 and fixes the test piece 2 on the bracket, and then the circulating mechanism 62 is started; then the test medium washes the test piece 2 in a reciprocating manner, finally the test piece 2 is taken out, and the abrasion condition of the test piece 2 is observed.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A wear test apparatus, comprising
A frame;
one end of the moving device is connected with the rack, and the other end of the moving device is provided with a mechanical sensor; the mechanical sensor is provided with a clamping device, and the clamping device is used for clamping a test piece;
the rack is also provided with a supporting mechanism; the supporting mechanism is provided with a test platform and a driving mechanism for driving the test platform to vibrate; the moving device and the mechanical sensor are used for moving the test piece to the test platform.
2. The wear test apparatus of claim 1, wherein the support mechanism includes a base, a support block, and a plurality of resilient members; one ends of the elastic pieces are connected with the base, and the other ends of the elastic pieces are connected with the supporting block; the base is arranged on the rack.
3. The wear test apparatus according to claim 2, wherein the driving mechanism includes a rotating block having an oval outer contour and a first driving block for driving the rotating block to rotate, one end of the first driving block is connected to the supporting block, and an output end of the first driving block is connected to the rotating block.
4. The abrasion test apparatus according to claim 2, wherein the test platform comprises a first through pipe and a circulation mechanism for driving the test medium to circulate through the first through pipe, the first through pipe is arranged on the support block, an output end of the circulation mechanism is communicated with one end of the first through pipe, and an input end of the circulation mechanism is communicated with the other end of the first through pipe.
5. The abrasion test device according to claim 4, wherein a bracket for bearing a test piece is arranged in the first through pipe; the first through pipe is provided with an opening for a test piece to pass through; an electrode assembly is arranged on the support.
6. The wear test apparatus of claim 4, wherein the first through-tube includes a body and first and second valves; the first valve is arranged at one end of the body, the second valve is arranged at the other end of the body, and the first valve and the second valve are matched to control the communication state of the circulating mechanism and the first through pipe.
7. The wear test apparatus of claim 6, wherein the circulation mechanism includes a second tube, a third tube, and a drive assembly, one end of the second tube being in communication with the drive assembly, the other end of the second tube being in communication with the first valve; one end of the third tee pipe is communicated with the driving assembly, and the other end of the third tee pipe is communicated with the second valve.
8. The wear test device according to claim 7, wherein the driving assembly includes a housing, a rotating shaft and a second driving block, the rotating shaft is disposed in the housing, the second driving block is disposed on the housing, an output end of the second driving block is connected to the rotating shaft, a rotating blade having a spiral outer profile is sleeved on the rotating shaft, and the second driving block is used for driving the rotating blade to rotate; one end, far away from the first through pipe, of the second through pipe is communicated with the shell, and one end, far away from the first through pipe, of the third through pipe is communicated with the shell.
9. The wear test apparatus of claim 8, wherein the outer contour of the housing is cylindrical, the rotating blade is tangent to the inner surface of the housing when the rotating blade rotates, a filter screen is disposed at one end of the housing close to the second pipe, and a heating block is disposed at one end of the housing close to the third pipe.
10. The wear test apparatus of claim 1, wherein the moving device includes a first linear module and a second linear module, a body of the first linear module is coupled to the frame, a moving end of the first linear module is coupled to a body of the second linear module, and a moving end of the second linear module is coupled to the mechanical sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110923804.9A CN113686651B (en) | 2021-08-12 | 2021-08-12 | Wear test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110923804.9A CN113686651B (en) | 2021-08-12 | 2021-08-12 | Wear test equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113686651A true CN113686651A (en) | 2021-11-23 |
| CN113686651B CN113686651B (en) | 2024-02-27 |
Family
ID=78579509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110923804.9A Active CN113686651B (en) | 2021-08-12 | 2021-08-12 | Wear test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113686651B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101153835A (en) * | 2006-09-27 | 2008-04-02 | 中国石油大学(北京) | Sliding desk type casing tube abrasion testing machine |
| JP2009244237A (en) * | 2008-04-01 | 2009-10-22 | Isamu Nagatsuka | Abrasion testing method and abrasion testing apparatus |
| WO2012148101A2 (en) * | 2011-04-25 | 2012-11-01 | 주식회사 네오플러스 | Three-module integrated wear tester |
| CN203069469U (en) * | 2012-12-11 | 2013-07-17 | 西南交通大学 | Tangential and radial composite fretting corrosive abrasion test equipment |
| CN104142281A (en) * | 2014-07-15 | 2014-11-12 | 浙江工业大学 | Tangential fretting wear test device driven by voice coil motor |
| CN204302134U (en) * | 2014-12-26 | 2015-04-29 | 山东鲍尔浦实业有限公司 | A kind of ultra-high molecular weight polyethylene section bar mortar abrasion tester |
| CN105547890A (en) * | 2016-01-29 | 2016-05-04 | 山东华民钢球股份有限公司 | Ball milling material test machine |
| CN107036923A (en) * | 2017-06-14 | 2017-08-11 | 合肥工业大学 | It is a kind of to be used for the friction wear testing machine and friction and wear test method of hard alloy or wear-resistant coating |
| CN110426300A (en) * | 2019-07-30 | 2019-11-08 | 南京兆能节能科技有限公司 | A kind of spring fatigue test device and method |
| CN210375995U (en) * | 2019-07-30 | 2020-04-21 | 云南科仑工程质量检测有限公司 | Fixing device for anti-seismic support detection |
| CN112213222A (en) * | 2020-10-23 | 2021-01-12 | 湖北中烟工业有限责任公司 | Cigarette case wear resistance testing device |
| CN213364500U (en) * | 2020-10-23 | 2021-06-04 | 武汉虹之彩包装印刷有限公司 | Cigarette case clamping device for cigarette case wear resistance test |
-
2021
- 2021-08-12 CN CN202110923804.9A patent/CN113686651B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101153835A (en) * | 2006-09-27 | 2008-04-02 | 中国石油大学(北京) | Sliding desk type casing tube abrasion testing machine |
| JP2009244237A (en) * | 2008-04-01 | 2009-10-22 | Isamu Nagatsuka | Abrasion testing method and abrasion testing apparatus |
| WO2012148101A2 (en) * | 2011-04-25 | 2012-11-01 | 주식회사 네오플러스 | Three-module integrated wear tester |
| CN203069469U (en) * | 2012-12-11 | 2013-07-17 | 西南交通大学 | Tangential and radial composite fretting corrosive abrasion test equipment |
| CN104142281A (en) * | 2014-07-15 | 2014-11-12 | 浙江工业大学 | Tangential fretting wear test device driven by voice coil motor |
| CN204302134U (en) * | 2014-12-26 | 2015-04-29 | 山东鲍尔浦实业有限公司 | A kind of ultra-high molecular weight polyethylene section bar mortar abrasion tester |
| CN105547890A (en) * | 2016-01-29 | 2016-05-04 | 山东华民钢球股份有限公司 | Ball milling material test machine |
| CN107036923A (en) * | 2017-06-14 | 2017-08-11 | 合肥工业大学 | It is a kind of to be used for the friction wear testing machine and friction and wear test method of hard alloy or wear-resistant coating |
| CN110426300A (en) * | 2019-07-30 | 2019-11-08 | 南京兆能节能科技有限公司 | A kind of spring fatigue test device and method |
| CN210375995U (en) * | 2019-07-30 | 2020-04-21 | 云南科仑工程质量检测有限公司 | Fixing device for anti-seismic support detection |
| CN112213222A (en) * | 2020-10-23 | 2021-01-12 | 湖北中烟工业有限责任公司 | Cigarette case wear resistance testing device |
| CN213364500U (en) * | 2020-10-23 | 2021-06-04 | 武汉虹之彩包装印刷有限公司 | Cigarette case clamping device for cigarette case wear resistance test |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113686651B (en) | 2024-02-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2325368A3 (en) | Drum type washing machine | |
| CN103249947B (en) | Undulating structure | |
| EP2298980A3 (en) | Drum washing machine | |
| CN101135719B (en) | Electric machine load simulate mechanism | |
| CN207824436U (en) | A kind of metal plate cutting clamping device | |
| CN113686651A (en) | Abrasion test equipment | |
| CN102884237A (en) | Washing machine | |
| CN105675293A (en) | Testing tool and system for pitch-variable toothed belt of wind generating set | |
| CN101825544B (en) | Single-drive double-axial rotating and swinging sphere-block abrasion tester | |
| CN210699812U (en) | Coating stirring equipment with more uniform coating stirring | |
| CN105709904B (en) | A kind of uniform type micro sample lapping device | |
| CN208547548U (en) | A kind of flexible wire reverse torsion machine | |
| CN208155594U (en) | A kind of rocker bearing life test apparatus | |
| CN113071014B (en) | Supplementary mixing device is improved to polyurethane material water proofness | |
| CN210058955U (en) | Air-tight rotary type discharging device | |
| CN220625961U (en) | Bending endurance test device | |
| CN209041113U (en) | Orbiter driving assembly, screw compressor and the air conditioner of screw compressor | |
| CN111840895A (en) | Rowing machine capable of adjusting angle of water tank | |
| JP3631911B2 (en) | Support device for shaking table of centrifugal loading test equipment | |
| CN204685027U (en) | The micro-decolorization swinging table of making an uproar of low consumption | |
| CN213632534U (en) | Dynamic balance rotor test bed | |
| CN218698868U (en) | Waist assembly of humanoid robot | |
| CN2773656Y (en) | Hub bearing simulating experimental equipment of vehicle with two sets bearing examination simultaneously | |
| CN220738805U (en) | Hydro-cylinder belt cleaning device | |
| CN216585810U (en) | Swinging device for clothes care machine and clothes care machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |