CN104990822A - Reciprocating type friction wear testing machine - Google Patents

Reciprocating type friction wear testing machine Download PDF

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Publication number
CN104990822A
CN104990822A CN201510426450.1A CN201510426450A CN104990822A CN 104990822 A CN104990822 A CN 104990822A CN 201510426450 A CN201510426450 A CN 201510426450A CN 104990822 A CN104990822 A CN 104990822A
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CN
China
Prior art keywords
test
eccentric wheel
seat
frame
reciprocating
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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
Application number
CN201510426450.1A
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Chinese (zh)
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CN104990822B (en
Inventor
房卫东
李其龙
王世存
杨全
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Hefei Bolin Composite Material Co Ltd
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Hefei Bolin Composite Material Co Ltd
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Application filed by Hefei Bolin Composite Material Co Ltd filed Critical Hefei Bolin Composite Material Co Ltd
Priority to CN201510426450.1A priority Critical patent/CN104990822B/en
Publication of CN104990822A publication Critical patent/CN104990822A/en
Application granted granted Critical
Publication of CN104990822B publication Critical patent/CN104990822B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A reciprocating type friction wear testing machine comprises a frame, a motor, a connection rod, a reciprocating guide rod, a test fixed base, and a loading bolt. The motor, which is installed under the frame platform, drives the connection rod through a belt wheel and a decelerator. The connection rod drives the reciprocating guide rod to reciprocate. Test parts are installed on the test fixed base, the loading bolt loads a pressure on the test parts, an electric heating tube is arranged on the lower end of the test fixed base, the upper end is provided with thermocouples, the electric heating tube heats the air in the test fixed base so as to heat the friction surface between the test parts and the reciprocating guide rod, and the heating temperature is controlled by two thermocouples. Two test parts can be installed on the reciprocating type friction wear testing machine at the same time, the actual working conditions of arc surface friction pair can be simulated by the testing machine, and the friction wear performance of parts can be detected under a certain temperature and loaded force after several times of reciprocating friction tests.

Description

A kind of reciprocating friction abrasion tester
Technical field
The present invention relates to testing machine field, especially a kind of part being applicable to arc surface at a certain temperature carries out the reciprocating friction abrasion tester of friction-wear test.
Technical background
Existing frictional testing machine has multiple, and such as have end face frictional wear tester, ring block friction wear testing machine etc., these testing machines are all test the frictional behaviour of material; Common parts with frication pair generally has flat frictional pair and circular arc friction pair, the part of flat frictional pair, can use as end face frictional wear tester, ring block friction wear testing machine are tested, arc surface parts with frication pair then cannot use these testing machines, and mostly these testing machines are at room temperature to test, and part is when really using, may be run at a certain temperature, test be one-step installation test part usually.
Summary of the invention
The present invention seeks to the weak point for avoiding existing for above-mentioned prior art, a kind of reciprocating friction abrasion tester is provided, once two test part are installed simultaneously, can the actual condition of simulation arc face friction pair, namely friction-wear test can be carried out to arc surface parts with frication pair, under design temperature and loading force, after the test number (TN) of reciprocating friction, detect part friction and wear behavior: as friction factor, wear extent and surface abrasion form.
Technical matters to be solved by this invention, is achieved through the following technical solutions: a kind of reciprocating friction abrasion tester, is characterized in that, comprises frame, motor, eccentric wheel assembly, connecting rod, back and forth guide pole, test bench assembly; The motor be arranged on below framework platform is connected with the input end of speed reduction unit by belt wheel, and the rotary motion of motor is delivered to eccentric wheel assembly by shaft coupling by the output terminal of speed reduction unit; Described eccentric wheel assembly is made up of eccentric wheel base, eccentric wheel, eccentric wheel coupling shaft, eccentric wheel has radial kidney slot, shaft coupling is connected with eccentric wheel wheel shaft, eccentric wheel is fixed on above framework platform by eccentric wheel base, eccentric wheel coupling shaft is fixed on radial kidney slot, by position adjustment offset, the i.e. reciprocating stroke of adjustable testing machine of eccentric adjustment wheel coupling shaft on kidney slot; Reciprocal guide pole is fixed on framework platform by reciprocal guide rod seat, and reciprocal guide rod seat is provided with the sensor for countering for record guide pole times of exercise, one end of connecting rod is connected with reciprocal guide pole, and the other end is connected with eccentric wheel coupling shaft; Test bench assembly is fixed on above framework platform, by push/pull force snesor, Cyclic test bar, test holder composition, test holder is square and has hollow molded cavity and be fixed on rack table, four sides, top is processed with two to orthogonal hole, pair of holes is used for through Cyclic test bar, the both sides mounting parts seat respectively of another pair of holes, Cyclic test bar and guide rod seat, back and forth guide pole are on an axis, after Cyclic test bar is connected with push/pull power sensing, then be connected with reciprocal guide pole; Test part puts into element mounting, element mounting is installed in test holder, loading bolt loads seat by elasticity and carries out pressure-loaded to test part, test part is from two side compression Cyclic test bars, elasticity loads between seat and test part and loading push rod is housed, and loading push rod and elasticity load the pressure transducer that seat is used for testing institute's applied pressure size; Electric heating tube is equipped with in test holder lower end, and thermopair is equipped with in upper end, and electric heating tube heats air in test holder, thus heats the friction surface of test part and Cyclic test bar; Heating-up temperature is controlled by two thermopairs.
Compared with the prior art, beneficial effect of the present invention is embodied in:
1, electric heating tube and thermopair is provided with in the present invention, electric heating tube heats test part and Cyclic test bar and local environment thereof, heating-up temperature is controlled by thermopair, thus the rubbing wear situation of energy design temperature simulation test part under actual condition;
2, the present invention is at the both sides of Cyclic test bar difference mounting parts seat, once two test part are installed simultaneously, not only increase test efficiency, contrast test can also be done under the same conditions to the test part of two different materials, avoid because of the impact of test condition change on test findings.
Accompanying drawing explanation
Fig. 1 is reciprocating testing machine structure figure of the present invention.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the test bench assembly assumption diagram of reciprocating testing machine of the present invention.
Number in the figure: 01 frame, 02 motor, 03 belt wheel, 04 speed reduction unit, 05 shaft coupling, 06 eccentric wheel, 07 eccentric wheel coupling shaft, 08 connecting rod, 09 sensor for countering, 10 reciprocal guide rod seat, 11 reciprocal guide poles, 12 test bench assemblies, 13 push/pull force snesor, 14 Cyclic test bars, 15 test holders, 16 heating tubes, 17 test part, 18 thermopairs, 19 element mountings, 20 load push rod, 21 loading bolts, 22 elasticity load seat, 23 pressure transducers.
Embodiment
Embodiment
The vertical view of Fig. 1 to be reciprocating testing machine structure figure, Fig. 2 of the present invention be Fig. 1, Fig. 3 is the test bench assembly assumption diagram of reciprocating testing machine of the present invention; Below in conjunction with Fig. 1 ~ Fig. 3, the present invention is further described.
Technical matters to be solved by this invention, by realizing with lower device: a kind of reciprocating friction abrasion tester, is characterized in that, comprises frame 01, motor 02, eccentric wheel assembly, connecting rod 08, back and forth guide pole 11, test bench assembly 12; The motor 02 be arranged on below frame 01 platform is connected by the input end of belt wheel 03 with speed reduction unit 04, and the rotary motion of motor 02 is delivered to eccentric wheel assembly by shaft coupling 05 by the output terminal of speed reduction unit 04; Described eccentric wheel assembly is made up of eccentric wheel base, eccentric wheel 06, eccentric wheel coupling shaft 07, eccentric wheel 06 has radial kidney slot, shaft coupling 05 is connected with eccentric wheel 06 wheel shaft, eccentric wheel 06 is fixed on above frame 01 platform by eccentric wheel base, eccentric wheel coupling shaft 07 is fixed on radial kidney slot, by position adjustment offset, the i.e. reciprocating stroke of adjustable testing machine of eccentric adjustment wheel coupling shaft 07 on kidney slot; Reciprocal guide pole 11 is fixed on frame 01 platform by reciprocal guide rod seat 10, reciprocal guide rod seat 10 is provided with the sensor for countering 09 for record guide pole 11 times of exercise, one end of connecting rod 08 is connected with reciprocal guide pole 11, and the other end is connected with eccentric wheel coupling shaft 07; Test bench assembly 12 is fixed on above frame 01 platform, by push/pull force snesor 13, Cyclic test bar 14, test holder 15 forms, test holder 15 is square and has hollow molded cavity and be fixed on frame 01 table top, four sides, top is processed with two to orthogonal hole, pair of holes is used for through Cyclic test bar 14, the both sides mounting parts seat 19 respectively of another pair of holes, Cyclic test bar 14 and guide rod seat 10, back and forth guide pole 11 are on an axis, after Cyclic test bar 14 is connected with push/pull power sensing 13, then be connected with reciprocal guide pole 11; Test part 17 puts into element mounting 19, element mounting 19 is installed in test holder 15, loading bolt 21 loads seat 22 pairs of test part 17 by elasticity and carries out pressure-loaded, test part 17 is from two side compression Cyclic test bars 14, elasticity loads between seat 22 and test part 17 and loading push rod 20 is housed, and loads push rod 20 and loads with elasticity the pressure transducer 23 that seat 22 is used for testing institute's applied pressure size; Electric heating tube 16 is equipped with in test holder 15 lower end, and thermopair 18 is equipped with in upper end, and electric heating tube 16 heats air in test holder 15, thus heats the friction surface of test part 17 and Cyclic test bar 14; Heating-up temperature is controlled by two thermopairs 18.
During test, first open test holder 15 and element mounting 19, part 17 to be tested is put into rear fixing, then turn loading bolt 21 pairs of test part 17 and be loaded into required pressure, the pressure that institute applies year is recorded by pressure transducer 23; Then opening power, makes electric heating tube 16 heat air in test holder 15, thus is heated to temperature required to the friction surface of test part 17 and Cyclic test bar 14; Heating-up temperature is controlled by thermopair 18; Then motor 02 is opened, motor 02 drives speed reduction unit 04 by belt wheel 03, the rotary motion of motor 02 is delivered on eccentric wheel 06 by shaft coupling 05 by speed reduction unit 04, the rotation eccentric wheel coupling shaft 07 of eccentric wheel 06 moves in a circle, the eccentric adjustment wheel position of coupling shaft 07 on kidney slot, can regulate the reciprocating stroke of testing machine; Eccentric wheel coupling shaft 07 drives reciprocal guide pole 11 by connecting rod 08, and the sensor for countering 09 that reciprocal guide rod seat 10 is installed is used for recording the times of exercise of guide pole 11, and reciprocal guide pole 11 drives Cyclic test bar 14 to move reciprocatingly.The friction force on the applied pressure in test part and corresponding test part surface is recorded by pressure transducer 23 and push/pull force snesor 13 respectively, the time of oscillation cycle can control by regulating motor 02, and the number of times of oscillation cycle is controlled by sensor for countering 09; When after the parameter that the time reaches required, motor 02 quits work, and electric heating tube 16 also stops heating, and process of the test terminates.
A nearlyer step, speed reduction unit 04 of the present invention is worm type of reduction gearing, and shaft coupling 05 is sliding cross coupling belt wheel 27 is V-belt wheel; The outside surface of Cyclic test bar 14 is processed according to the tested surface of test part 17, and both form arc surface friction pair.

Claims (1)

1. a reciprocating friction abrasion tester, is characterized in that, comprises frame (01), motor (02), eccentric wheel assembly, connecting rod (08), back and forth guide pole (11), test bench assembly (12), the motor (02) be arranged on below frame (01) platform is connected by the input end of belt wheel (03) with speed reduction unit (04), and the rotary motion of motor (02) is delivered to eccentric wheel assembly by shaft coupling (05) by the output terminal of speed reduction unit (04), described eccentric wheel assembly is made up of eccentric wheel base, eccentric wheel (06), eccentric wheel coupling shaft (07), (06) has radial kidney slot with eccentric wheel, shaft coupling (05) is connected with eccentric wheel (06) wheel shaft, eccentric wheel (06) is fixed on above frame (01) platform by eccentric wheel base, eccentric wheel coupling shaft (07) is fixed on radial kidney slot, position adjustment offset, the i.e. reciprocating stroke of adjustable testing machine of coupling shaft (07) on kidney slot is taken turns by eccentric adjustment, reciprocal guide pole (11) is fixed on frame (01) platform by reciprocal guide rod seat (10), reciprocal guide rod seat (10) is provided with the sensor for countering (09) for recording guide pole (11) times of exercise, one end of connecting rod (08) is connected with reciprocal guide pole (11), and the other end is connected with eccentric wheel coupling shaft (07), test bench assembly (12) is fixed on above frame (01) platform, by push/pull force snesor (13), Cyclic test bar (14), test holder (15) composition, test holder (15) is for square and have hollow molded cavity and be fixed on frame (01) table top, four sides, top is processed with two to orthogonal hole, pair of holes is used for through Cyclic test bar (14), both sides mounting parts seat (19) respectively of another pair of holes, Cyclic test bar (14) and guide rod seat (10), reciprocal guide pole (11) on an axis, after Cyclic test bar (14) is connected with push/pull power sensing (13), be connected with reciprocal guide pole (11) again, test part (17) puts into element mounting (19), element mounting (19) is installed in test holder (15), loading bolt (21) loads seat (22) by elasticity and carries out pressure-loaded to test part (17), test part (17) is from two side compression Cyclic test bars (14), elasticity loads between seat (22) and test part (17) and loading push rod (20) is housed, and loads push rod (20) and loads with elasticity the pressure transducer (23) that seat (22) is used for testing institute's applied pressure size, electric heating tube (16) is equipped with in test holder (15) lower end, thermopair (18) is equipped with in upper end, electric heating tube (16) heats test holder (15) interior air, thus heats the friction surface of test part (17) with Cyclic test bar (14), heating-up temperature is controlled by two thermopairs (18).
CN201510426450.1A 2015-07-17 2015-07-17 A kind of reciprocating friction abrasion tester Expired - Fee Related CN104990822B (en)

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CN104990822B CN104990822B (en) 2018-07-06

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105954460A (en) * 2016-06-06 2016-09-21 保定华月胶带有限公司 Burning experiment machine and experiment method thereof
CN108225953A (en) * 2018-03-08 2018-06-29 陕西科技大学 A kind of cold flex test platform based on oil pipeline
CN108519299A (en) * 2018-03-08 2018-09-11 陕西科技大学 A kind of removable cold flex test platform based on oil pipeline
CN108844701A (en) * 2018-06-05 2018-11-20 陕西科技大学 Space bending test platform based on oil pipeline

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CN2637766Y (en) * 2003-08-02 2004-09-01 王华跃 Flow quantity regulatable hydraulic diaphragm metering pump
JP2007278829A (en) * 2006-04-06 2007-10-25 Tokai Rubber Ind Ltd Accelerated testing machine of elastic paving material
CN201885940U (en) * 2010-12-08 2011-06-29 新疆华易石油工程技术有限公司 Tube and rod wear resistance tester
CN202229997U (en) * 2011-05-13 2012-05-23 中国矿业大学 Variable load cylinder sleeve piston ring friction-wear test device
CN103207124A (en) * 2013-03-06 2013-07-17 中国石油天然气集团公司 System and method for testing wear resistance of tubing
CN204405466U (en) * 2015-03-03 2015-06-17 沈阳工业大学 Rubber wet-milling grain-abrasion testing machine
CN204789208U (en) * 2015-07-17 2015-11-18 合肥波林复合材料有限公司 Reciprocating type friction and wear testing machine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2637766Y (en) * 2003-08-02 2004-09-01 王华跃 Flow quantity regulatable hydraulic diaphragm metering pump
JP2007278829A (en) * 2006-04-06 2007-10-25 Tokai Rubber Ind Ltd Accelerated testing machine of elastic paving material
CN201885940U (en) * 2010-12-08 2011-06-29 新疆华易石油工程技术有限公司 Tube and rod wear resistance tester
CN202229997U (en) * 2011-05-13 2012-05-23 中国矿业大学 Variable load cylinder sleeve piston ring friction-wear test device
CN103207124A (en) * 2013-03-06 2013-07-17 中国石油天然气集团公司 System and method for testing wear resistance of tubing
CN204405466U (en) * 2015-03-03 2015-06-17 沈阳工业大学 Rubber wet-milling grain-abrasion testing machine
CN204789208U (en) * 2015-07-17 2015-11-18 合肥波林复合材料有限公司 Reciprocating type friction and wear testing machine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105954460A (en) * 2016-06-06 2016-09-21 保定华月胶带有限公司 Burning experiment machine and experiment method thereof
CN108225953A (en) * 2018-03-08 2018-06-29 陕西科技大学 A kind of cold flex test platform based on oil pipeline
CN108519299A (en) * 2018-03-08 2018-09-11 陕西科技大学 A kind of removable cold flex test platform based on oil pipeline
CN108844701A (en) * 2018-06-05 2018-11-20 陕西科技大学 Space bending test platform based on oil pipeline

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Granted publication date: 20180706

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