CN100541168C - The elevator tow-drive rolling-sliding contact fatigue wear testing machine - Google Patents
The elevator tow-drive rolling-sliding contact fatigue wear testing machine Download PDFInfo
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- CN100541168C CN100541168C CNB2006101170560A CN200610117056A CN100541168C CN 100541168 C CN100541168 C CN 100541168C CN B2006101170560 A CNB2006101170560 A CN B2006101170560A CN 200610117056 A CN200610117056 A CN 200610117056A CN 100541168 C CN100541168 C CN 100541168C
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- wire rope
- buncher
- last
- lower rotary
- rotary table
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Abstract
The present invention relates to a kind of elevator tow-drive rolling-sliding contact fatigue wear testing machine of field of mechanical technique, wherein, wire rope adopts the complementary winding arrangement of double flute duplex type half-turn to be fixed on the lower rotary table grooving, be to have the twice groove on the rotating disk, all be wound with the wire rope that skips over half-turn in the per pass groove, last half-turn wire rope becomes complementary shape with the lower branch wire rope, wind the back and with rope clamp wire rope is fixed on lower rotary table inside, this structure can reduce and avoid the contact vibration between traction sheave and the wire rope to a great extent; Counterweight is pressing the wire rope on traction sheave and the lower rotary table to keep in touch by loading after lever amplifies power, and the active line of its pressure is by the two-wheeled center.The present invention can this touches the test of carrying out friction and wear characteristic under the state to the groove face friction pair at different rolling-slidings with the traction sheave and wire rope of different materials, for the traction transmission of appropriate design elevator with safeguard that the operate as normal of elevator traction transmission provides experimental data.
Description
Technical field
What the present invention relates to is a kind of field of mechanical technique equipment, specifically, is a kind of elevator tow-drive rolling-sliding contact fatigue wear testing machine.
Background technology
Abrasion tester is a kind of experimental provision that the load-bearing capacity or the secondary fret wear characteristic of pairing of lubricant are tested.The elevator tow-drive rolling-sliding contact fatigue wear testing machine mainly is the friction and wear characteristic that is used for testing traction sheave and wire rope traction sheave grooving and wire rope under situations such as different materials and load.Because a variety of causes of design, selection, manufacturing, installation and traction system itself, elevator be after operation after a while, can produce in various degree wearing and tearing with the contacted grooving of traction steel-cable on its traction sheave.Along with the increase day by day of the degree of wear, elevator often is in operation and sends abnormal noise, and follows the car jitter phenomenon, and the security of elevator and comfortableness are caused to a certain degree influence.Therefore, invent a kind of elevator tow-drive rolling-sliding contact fatigue wear testing machine, the contrast test of touching friction and wear characteristic by grooving and this rolling-sliding of wire rope to the groove face friction pair to elevator different materials traction sheave, help reasonable material is carried out in the elevator traction transmission, determine condition of work and scopes such as load that it can bear, thereby can in time change to a certain degree the time at grooving or steel rope abrasion, this is to the design of elevator itself and safeguard that significance is all arranged.
Find by prior art documents, the Chinese patent publication number is CN2393090Y, denomination of invention is: a kind of abrasion tester, this technology discloses a kind of abrasion tester that is carried in after by leverage electromagnetic force being amplified on the test specimen, the size of electromagnetic force changes by the rule of setting, and the The whole control circuit is by Single-chip Controlling.Its defective is, can only simulate the skimming wear of this simple friction pair between disk and the block, at all can't simulant elevator traction sheave grooving and wire rope between the rubbing wear situation of groove face friction pair, therefore can not be applied in during elevator traction wheel grooving tests with the rolling-sliding contact fatigue wear of wire rope.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art part, a kind of elevator tow-drive rolling-sliding contact fatigue wear testing machine is provided.The present invention can directly be applied in and touch with rolling-sliding is in the elevator traction transmission of feature, the wire rope and the traction sheave combination of different materials used in check, comprise the traction sheave grooving that uses different geometries and size, the rolling-sliding contact fatigue wear characteristic of grooving and wire rope when bearing different loads.Have simple in structure, the characteristics that are easy to test.
The present invention is achieved by the following technical solutions, the present invention includes: traction sheave, go up rotating shaft, top chock, loading lever, scalable universal coupling, go up tachometer disc, upper sensor, upper bracket, go up buncher, go up motor, lower rotary table, first wire rope, second wire rope, step, lower rotary shaft, shaft coupling, tachometer disc, lower sensor, lower carriage, buncher, motor, support, counterweight, first rope clamp, second rope clamp down down down.Annexation is: traction sheave is connected with the output terminal key of last rotating shaft, last rotating shaft is supported in the top chock in " back-to-back " mode with two angular contact bearings, top chock is affixed with screw thread with the loading lever, the end and the support that load lever are hinged, the other end hangs counterweight, the input end of last rotating shaft is connected with the output terminal key of scalable universal coupling and locatees with holding screw, the input end of scalable universal coupling is connected with the output terminal key of last buncher and locatees with holding screw, last tachometer disc also is fastened on the output terminal inboard of buncher with key, upper sensor is fixed by upper bracket and support screw thread, upper sensor and last tachometer disc over against, and maintenance certain clearance, the output shaft of last motor is the input shaft of buncher, last motor and last buncher are the flange direct attachment type between the two, last buncher and support bolt; Lower rotary table is connected with the output terminal key of lower rotary shaft, lower rotary shaft is supported in the step in " back-to-back " mode with two angular contact bearings, step and support bolt, the input end of lower rotary shaft is connected with the output terminal key of shaft coupling and locatees with holding screw, the input end of shaft coupling is connected with the output terminal key of following buncher, following tachometer disc also is fastened on down the output terminal inboard of buncher with key, lower sensor is fixed by lower carriage and support screw thread, lower sensor and following tachometer disc over against, and maintenance certain clearance, the output shaft of following motor is down the input shaft of buncher, following motor is the flange direct attachment type with following buncher between the two, following buncher and support bolt, first wire rope and second wire rope are tight respectively in two arc grooves of lower rotary table, and present, following complementary pair should, the rounding off that keeps infall wire rope excircle, the two ends fag end of first wire rope and second wire rope are used first rope clamp after passing four apertures on the lower rotary table respectively, second rope clamp clamps in twos.
Among the present invention, wire rope adopts the complementary winding arrangement of double flute duplex type half-turn to be fixed on the lower rotary table grooving, be to have the twice groove on the rotating disk, all be wound with the wire rope that skips over half-turn in the per pass groove, last half-turn wire rope becomes complementary shape with the lower branch wire rope, wind the back and with rope clamp wire rope is fixed on lower rotary table inside, this structure can reduce and avoid the contact vibration between traction sheave and the wire rope to a great extent; Counterweight is pressing the wire rope on traction sheave and the lower rotary table to keep in touch by loading after lever amplifies power, and the active line of its pressure is by the two-wheeled center.The present invention can this touches the test of carrying out friction and wear characteristic under the state to the groove face friction pair at different rolling-slidings with the traction sheave and wire rope of different materials, for the traction transmission of appropriate design elevator with safeguard that the operate as normal of elevator traction transmission provides experimental data.
Description of drawings
Fig. 1 is the structural representation front view of the embodiment of the invention
Fig. 2 is a partial enlarged drawing shown in Figure 1
Fig. 3 is the structural representation left view of the embodiment of the invention
Fig. 4 is a partial enlarged drawing shown in Figure 3
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated: present embodiment is being to implement under the prerequisite with the technical solution of the present invention, provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
As Fig. 1-shown in Figure 4, present embodiment comprises: traction sheave 1, go up rotating shaft 2, top chock 3, load lever 4, scalable universal coupling 5, go up tachometer disc 6, upper sensor 7, upper bracket 8, go up buncher 9, go up motor 10, lower rotary table 11, first wire rope 12, second wire rope 13, step 14, lower rotary shaft 15, shaft coupling 16, tachometer disc 17, lower sensor 18, lower carriage 19, buncher 20, motor 21, support 22, counterweight 23, first rope clamp 24, second rope clamp 25 down down down.
Annexation between above-mentioned each parts is:
Traction sheave 1 is connected with the output terminal key of last rotating shaft 2, two angular contact bearings of last rotating shaft 2 usefulness are supported in the top chock 3 in " back-to-back " mode, top chock 3 is affixed with loading lever 4 usefulness screw threads, the end and the support 22 that load lever 4 are hinged, the other end hangs counterweight 23, the input end of last rotating shaft 2 is connected with the output terminal key of scalable universal coupling 5 and locatees with holding screw, the input end of scalable universal coupling 5 is connected with the output terminal key of last buncher 9 and locatees with holding screw, last tachometer disc 6 also is fastened on the output terminal inboard of buncher 9 with key, upper sensor 7 is fixed by upper bracket 8 and support 22 screw threads, upper sensor 7 and last tachometer disc 6 over against, and maintenance certain clearance, the output shaft of last motor 10 is the input shaft of buncher 9, last motor 10 is the flange direct attachment type with last buncher 9 between the two, and last buncher 9 is used bolt with support 22; Lower rotary table 11 is connected with the output terminal key of lower rotary shaft 15, two angular contact bearings of lower rotary shaft 15 usefulness are supported in the step 14 in " back-to-back " mode, step 14 is used bolt with support 22, the input end of lower rotary shaft 15 is connected with the output terminal key of shaft coupling 16 and locatees with holding screw, the input end of shaft coupling 16 is connected with the output terminal key of following buncher 20, following tachometer disc 17 also is fastened on down the output terminal inboard of buncher 20 with key, lower sensor 18 is fixed by lower carriage 19 and support 22 screw threads, lower sensor 18 and following tachometer disc 17 over against, and maintenance certain clearance, the output shaft of following motor 21 is down the input shaft of buncher 20, following motor 21 is the flange direct attachment type with following buncher 20 between the two, following buncher 20 is used bolt with support 22, first wire rope 12 is tight respectively in two arc grooves of lower rotary table 11 with second wire rope 13, and present, following complementary pair should, the rounding off that keeps infall wire rope excircle, the two ends fag end of first wire rope 12 and second wire rope 13 pass respectively behind four apertures on the lower rotary table 11 with first rope clamp 24, second rope clamp 25 clamps in twos.
Present embodiment is by adjusting rotation speed n 1 and n2, can realize traction sheave 1 and lower rotary table 11 and tightly contact or roll-sliding contact around first wire rope 12 on it or the pure rolling between second wire rope 13, with the traction sheave that detects different materials, wire rope this to the friction and wear characteristic of groove face friction pair under pure rolling contact or rolling-sliding contact state, for the traction transmission of appropriate design elevator with safeguard that the operate as normal of elevator traction transmission provides experimental data.
Claims (7)
1. elevator tow-drive rolling-sliding contact fatigue wear testing machine, comprise: traction sheave, last rotating shaft, top chock, load lever, scalable universal coupling, last tachometer disc, upper sensor, upper bracket, last buncher, last motor, lower rotary table, first wire rope, second wire rope, step, lower rotary shaft, shaft coupling, following tachometer disc, lower sensor, lower carriage, following buncher, following motor, support, counterweight, first rope clamp, second rope clamp, it is characterized in that: traction sheave is connected with the output terminal key of last rotating shaft, last rotating shaft is supported in the top chock, top chock is affixed with screw thread with the loading lever, the end and the support that load lever are hinged, the other end hangs counterweight, the input end of last rotating shaft is connected with the output terminal key of scalable universal coupling and locatees with holding screw, the input end of scalable universal coupling is connected with the output terminal key of last buncher and locatees with holding screw, last tachometer disc is fastened on the output terminal inboard of buncher with key, upper sensor is fixed by upper bracket and support screw thread, upper sensor and last tachometer disc over against, and maintenance certain clearance, the output shaft of last motor is the input shaft of buncher, last motor directly is connected for flange between the two with last buncher, last buncher and support bolt; Lower rotary table is connected with the output terminal key of lower rotary shaft, lower rotary shaft is supported in the step, step and support bolt, the input end of lower rotary shaft is connected with the output terminal key of shaft coupling and locatees with holding screw, the input end of shaft coupling is connected with the output terminal key of following buncher, following tachometer disc is fastened on down the output terminal inboard of buncher with key, lower sensor is fixed by lower carriage and support screw thread, lower sensor and following tachometer disc over against, and maintenance certain clearance, the output shaft of following motor is down the input shaft of buncher, following motor is the flange direct attachment type with following buncher between the two, following buncher and support bolt, first wire rope and second wire rope are tight respectively in two arc grooves of lower rotary table, and the two ends fag end of first wire rope and second wire rope is used first rope clamp after passing four apertures on the lower rotary table respectively, second rope clamp clamps in twos.
2. elevator tow-drive rolling-sliding contact fatigue wear testing machine according to claim 1, it is characterized in that, described traction sheave, first wire rope or second wire rope on its grooving and the lower rotary table keep in touch, and the size of contact pressure is adjusted by the weight that increase and decrease loads the counterweight of lever one end suspension.
3. elevator tow-drive rolling-sliding contact fatigue wear testing machine according to claim 1, it is characterized in that, described traction sheave, its rotating speed height is realized adjusting by the speed governing knob that rotates buncher, and detects the working speed of traction sheave in real time by last tachometer disc and upper sensor.
4. elevator tow-drive rolling-sliding contact fatigue wear testing machine according to claim 1, it is characterized in that, described lower rotary table and tight first wire rope and second wire rope on it, its rotating speed is just realized adjusting by the speed governing knob that rotates down buncher, by tachometer disc and lower sensor detect the working speed that lower rotary table reaches tight first wire rope on it and second wire rope in real time down.
5. elevator tow-drive rolling-sliding contact fatigue wear testing machine according to claim 1 is characterized in that, described lower rotary table tightens around first wire rope and second wire rope and two halves wire rope complementary pair and answers, and keeps infall wire rope excircle rounding off.
6. elevator tow-drive rolling-sliding contact fatigue wear testing machine according to claim 1 is characterized in that, described upward rotating shaft is supported in the top chock in " back-to-back " mode with two angular contact bearings.
7. elevator tow-drive rolling-sliding contact fatigue wear testing machine according to claim 1 is characterized in that, described lower rotary shaft is supported in the step in " back-to-back " mode with two angular contact bearings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101170560A CN100541168C (en) | 2006-10-12 | 2006-10-12 | The elevator tow-drive rolling-sliding contact fatigue wear testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101170560A CN100541168C (en) | 2006-10-12 | 2006-10-12 | The elevator tow-drive rolling-sliding contact fatigue wear testing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1936536A CN1936536A (en) | 2007-03-28 |
| CN100541168C true CN100541168C (en) | 2009-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101170560A Expired - Fee Related CN100541168C (en) | 2006-10-12 | 2006-10-12 | The elevator tow-drive rolling-sliding contact fatigue wear testing machine |
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| CN (1) | CN100541168C (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100535633C (en) * | 2008-01-11 | 2009-09-02 | 中国矿业大学 | Multifunctional friction hoisting antiskid experimental device and method |
| CN102410922B (en) * | 2011-07-25 | 2013-07-24 | 广州市特种机电设备检测研究院 | Device for testing abrasion and fatigue of steel wire rope and traction sheave of elevator |
| CN102674182B (en) * | 2012-05-09 | 2014-02-19 | 北京金自天正智能控制股份有限公司 | Rope damage prediction device for steel wire rope controlled by programmable logic controller |
| CN102680224B (en) * | 2012-05-22 | 2014-10-15 | 三一汽车制造有限公司 | Pump truck fatigue testing apparatus |
| CN104729986B (en) * | 2015-01-27 | 2017-11-21 | 中国矿业大学 | A kind of endless steel cable and pad sliding friction ancillary equipment and assemble method |
| CZ307036B6 (en) * | 2016-05-26 | 2017-11-29 | Univerzita Pardubice | A tool for attachment of test samples in a test device for contact fatigue testing of materials |
| CN107870135A (en) * | 2017-12-13 | 2018-04-03 | 西华大学 | The cable life test device and method of testing of a kind of variable element |
| CN111707570B (en) * | 2020-06-15 | 2021-08-17 | 华中农业大学 | Test platform for testing friction and wear conditions of steel wire rope wheel |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1397797A (en) * | 2001-07-12 | 2003-02-19 | 因温特奥股份公司 | Detector for detecting wear of bearing rope |
| US6550323B1 (en) * | 2000-02-28 | 2003-04-22 | The Goodyear Rubber & Tire Company | Fatigue machine for testing cord or filament |
| CN2676181Y (en) * | 2003-05-30 | 2005-02-02 | 武汉理工大学 | Fatigue test installation for wire rope and pulley |
-
2006
- 2006-10-12 CN CNB2006101170560A patent/CN100541168C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6550323B1 (en) * | 2000-02-28 | 2003-04-22 | The Goodyear Rubber & Tire Company | Fatigue machine for testing cord or filament |
| CN1397797A (en) * | 2001-07-12 | 2003-02-19 | 因温特奥股份公司 | Detector for detecting wear of bearing rope |
| CN2676181Y (en) * | 2003-05-30 | 2005-02-02 | 武汉理工大学 | Fatigue test installation for wire rope and pulley |
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| CN1936536A (en) | 2007-03-28 |
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Granted publication date: 20090916 Termination date: 20121012 |