CN203534908U - Steel wire rope flexural fatigue tester - Google Patents
Steel wire rope flexural fatigue tester Download PDFInfo
- Publication number
- CN203534908U CN203534908U CN201320692679.6U CN201320692679U CN203534908U CN 203534908 U CN203534908 U CN 203534908U CN 201320692679 U CN201320692679 U CN 201320692679U CN 203534908 U CN203534908 U CN 203534908U
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- wire rope
- steel wire
- pulley
- tester
- swing arm
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Abstract
The utility model discloses a steel wire rope flexural fatigue tester which comprises a control console, a main bracket, a swing arm, a reciprocating drive unit, a lifting jack, weights, a weight storage bracket, an upper pulley, a middle pulley and a lower pulley, wherein the upper pulley, the middle pulley and the lower pulley are arranged from the top to the bottom; the swing arm is linked with the reciprocating drive unit through a link rod hinged to the two ends of the swing arm; a sensor for detecting a steel wire rope is further arranged on the main bracket; the reciprocating drive unit and the sensor are respectively connected onto the control console. The steel wire rope flexural fatigue tester can simulate the specific structure of an actual elevator suspension system, can be used for detecting the flexural fatigue states of the steel wire rope under multiple types of tension and multiple twining conditions, and overcomes the defects that the existing steel wire rope flexural fatigue test bed is complicated to drive and is single in function.
Description
Technical field
The utility model relates to tester for steel wire rope bending fatigue.
Background technology
Wire rope is as the vitals of traction elevator, for the security of operation of elevator, plays vital effect.The mobile friction force relying between wire rope and traction race of wire rope in elevator, and for the requirement of transmission and space constraint, in elevator suspension system, have certain angle sheave, and make the case of bending of wire rope become very complicated.Therefore the bending fatigue state of observation and research steel wire rope for elevator, to guarantee the safe handling of wire rope, has important practical significance.
Utility model content
The purpose of this utility model is to provide a kind of tester for steel wire rope bending fatigue, it can simulate the concrete structure of elevator running suspension, can be used for the detection of armored rope bending fatigue state under multiple tension force, multiple winding, overcome existing armored rope bending fatigue testing table and drive deficiency complicated, function singleness.
For achieving the above object, the technical solution of the utility model is a kind of tester for steel wire rope bending fatigue of design, comprise control desk, main support, swing arm, reciprocating drive unit, lifting jack, counterweight, counterweight storage rack, and the top sheave, middle pulley and the lower sheave that from top to bottom arrange;
Counterweight storage rack comprises base plate and two vertical plates that are parallel to each other being located at base plate two ends, and counterweight is placed on base plate, and lifting jack is located at base plate below;
Top sheave, middle pulley are connected in respectively on main support; The mandrel two ends of lower sheave are fixed on the medial surface of two vertical plates of counterweight storage rack by bearing seat respectively; The race of top sheave, middle pulley and lower sheave is positioned at same perpendicular;
One end of swing arm is hinged on main support, and the other end of swing arm is free end, and this free end is near middle pulley, and this free end is fixed with top rope-end clamping device setting up and down and bottom rope-end clamping device;
Swing arm connects reciprocating drive unit by link rod hinged between its two ends;
On main support, be also provided with the sensor for detection of wire rope;
Reciprocating drive unit and sensor are connected to respectively control desk.
Preferably, described top sheave, middle pulley and lower sheave are respectively equipped with the grooving of two different-diameters, and the major diameter grooving of each pulley is positioned at same perpendicular, and the minor diameter grooving of each pulley is positioned at same perpendicular.
Preferably, described top rope-end clamping device, bottom rope-end clamping device form by two semicircle holders.
Preferably, described multiple drive unit comprises variable-frequency motor, and the crank connecting with adjustable frequency motor output shaft, link rod respectively.
Preferably, described variable-frequency motor is also furnished with for controlling it without the motor starter that impacts smooth starting.
Preferably, the lateral surface of described two vertical plates is respectively equipped with slide block, and main support is provided with two slide rails that are parallel to each other and coordinate with slide block.
During use, first with lifting jack, counterweight is lifted, making lower sheave peak and the distance between the minimum point of middle pulley on counterweight is 25 ± 2mm.One end of wire rope is fixed with bottom rope-end clamping device.Wire rope is down walked around below lower sheave, more upwards from the inner side of middle pulley, walks around, more upwards from the outside of top sheave, raps around to swing arm, then be fixed with top rope-end clamping device 4.Unclamp lifting jack, wire rope is stressed.Adjustable frequency motor, sensor are all connected with control desk, and sensor, by the number of times of acquisition monitoring, is transferred to control desk, operational order is delivered to adjustable frequency motor simultaneously, and control desk monitors, records and control the duty of adjustable frequency motor.
The utilization of Double-rope groove on pulley, has reduced the frequency of changing pulley, has reduced laboratory technician's workload, has improved work efficiency.Flute size can be determined according to actual needs, to meet the steel wire rope for elevator of different size, carries out torture test.
Adopt two halves circular clamp, avoid the direct extruded cords rope of screw, do not damaging under the prerequisite of wire rope, guaranteed that again skidding no longer appears in wire rope, add motor without impacting smooth starting, improved reliability and the accuracy of test, there is larger using value.
Adopt double space framed structure, the stability while guaranteeing work, has not only improved reliability and the accuracy of test, and has greatly shortened the set-up time, has improved work efficiency.
This tester for steel wire rope bending fatigue, can simulate the concrete structure of elevator running suspension, can be used for the detection of armored rope bending fatigue state under multiple tension force, multiple winding, overcome existing armored rope bending fatigue testing table and drive deficiency complicated, function singleness.
This testing machine has following characteristics:
Test frequency can be set according to testing requirements;
Can set, show tired cycle index;
Can set the number of times of shutdown;
There is rotating inching function;
Easy and simple to handle.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is further described.Following examples are only for the technical solution of the utility model is more clearly described, and can not limit protection domain of the present utility model with this.
The concrete technical scheme of implementing of the utility model is:
As shown in Figure 1, a kind of tester for steel wire rope bending fatigue, comprises control desk, main support 1, swing arm 2, reciprocating drive unit, lifting jack 32, counterweight 31, counterweight storage rack 3, and the top sheave 41, middle pulley 42 and the lower sheave 43 that from top to bottom arrange;
One end of swing arm 2 is hinged on main support 1, and the other end of swing arm 2 is free end, and this free end is near middle pulley 42, and this free end is fixed with top rope-end clamping device 21 setting up and down and bottom rope-end clamping device 22; Described top rope-end clamping device 21, bottom rope-end clamping device 22 form by two semicircle holders;
Swing arm 2 connects reciprocating drive unit by link rod hinged between its two ends 53; Described multiple drive unit comprises variable-frequency motor 51, and the crank 52 connecting with adjustable frequency motor output shaft, link rod 53 respectively; Described variable-frequency motor 51 is also furnished with for controlling it without the motor starter that impacts smooth starting;
On main support 1, be also provided with the sensor for detection of wire rope;
Reciprocating drive unit and sensor are connected to respectively control desk.
During use, first with lifting jack 32, counterweight 31 is lifted, making lower sheave 43 peaks on counterweight 31 and the distance between the minimum point of middle pulley 42 is 25 ± 2mm.One end of wire rope 6 is fixed with bottom rope-end clamping device 22.Wire rope is down walked around below lower sheave 43, more upwards from the inner side of middle pulley 42, walks around, more upwards from the outside of top sheave 41, raps around to swing arm 2, then be fixed with top rope-end clamping device 214.Unclamp lifting jack 32, wire rope is stressed.Adjustable frequency motor, sensor are all connected with control desk, and sensor, by the number of times of acquisition monitoring, is transferred to control desk, operational order is delivered to adjustable frequency motor simultaneously, and control desk monitors, records and control the duty of adjustable frequency motor.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. tester for steel wire rope bending fatigue, is characterized in that, comprises control desk, main support, swing arm, reciprocating drive unit, lifting jack, counterweight, counterweight storage rack, and the top sheave, middle pulley and the lower sheave that from top to bottom arrange;
Counterweight storage rack comprises base plate and two vertical plates that are parallel to each other being located at base plate two ends, and counterweight is placed on base plate, and lifting jack is located at base plate below;
Top sheave, middle pulley are connected in respectively on main support; The mandrel two ends of lower sheave are fixed on the medial surface of two vertical plates of counterweight storage rack by bearing seat respectively; The race of top sheave, middle pulley and lower sheave is positioned at same perpendicular;
One end of swing arm is hinged on main support, and the other end of swing arm is free end, and this free end is near middle pulley, and this free end is fixed with top rope-end clamping device setting up and down and bottom rope-end clamping device;
Swing arm connects reciprocating drive unit by link rod hinged between its two ends;
On main support, be also provided with the sensor for detection of wire rope;
Reciprocating drive unit and sensor are connected to respectively control desk.
2. tester for steel wire rope bending fatigue according to claim 1, it is characterized in that, described top sheave, middle pulley and lower sheave are respectively equipped with the grooving of two different-diameters, the major diameter grooving of each pulley is positioned at same perpendicular, and the minor diameter grooving of each pulley is positioned at same perpendicular.
3. tester for steel wire rope bending fatigue according to claim 2, is characterized in that, described top rope-end clamping device, bottom rope-end clamping device form by two semicircle holders.
4. tester for steel wire rope bending fatigue according to claim 3, is characterized in that, described multiple drive unit comprises variable-frequency motor, and the crank connecting with adjustable frequency motor output shaft, link rod respectively.
5. tester for steel wire rope bending fatigue according to claim 4, is characterized in that, described variable-frequency motor is also furnished with for controlling it without the motor starter that impacts smooth starting.
6. according to the tester for steel wire rope bending fatigue described in any one in claim 1-5, it is characterized in that, the lateral surface of described two vertical plates is respectively equipped with slide block, and main support is provided with two slide rails that are parallel to each other and coordinate with slide block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320692679.6U CN203534908U (en) | 2013-11-06 | 2013-11-06 | Steel wire rope flexural fatigue tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320692679.6U CN203534908U (en) | 2013-11-06 | 2013-11-06 | Steel wire rope flexural fatigue tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203534908U true CN203534908U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320692679.6U Expired - Fee Related CN203534908U (en) | 2013-11-06 | 2013-11-06 | Steel wire rope flexural fatigue tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203534908U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104390865A (en) * | 2014-11-07 | 2015-03-04 | 江苏省交通科学研究院股份有限公司 | Silicon core pipe bending test device |
| CN104444675A (en) * | 2014-11-28 | 2015-03-25 | 广州广日电梯工业有限公司 | Elevator traction steel belt testing method and device |
| CN104777048A (en) * | 2014-12-30 | 2015-07-15 | 有研亿金新材料有限公司 | Metal wire fatigue performance testing apparatus |
| CN105300806A (en) * | 2015-11-23 | 2016-02-03 | 江苏赛福天钢索股份有限公司 | Wire rope fatigue testing apparatus and method |
| CN105675415A (en) * | 2016-03-02 | 2016-06-15 | 浙江理工大学 | Fatigue tester for bow-shaped elevator traction steel wire rope |
| CN106404541A (en) * | 2016-11-30 | 2017-02-15 | 中钢集团郑州金属制品研究院有限公司 | Apparatus for measuring dynamic flexural property of wire rope core |
| CN107290227A (en) * | 2017-05-11 | 2017-10-24 | 武汉纺织大学 | A kind of linear material fatigue property tester |
| CN110017960A (en) * | 2019-05-24 | 2019-07-16 | 宗秀伟 | A kind of bridge wirerope vibration detection simulator |
| CN111855163A (en) * | 2019-04-19 | 2020-10-30 | 中国石油天然气股份有限公司 | Well testing steel wire fatigue simulation device and method |
-
2013
- 2013-11-06 CN CN201320692679.6U patent/CN203534908U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104390865B (en) * | 2014-11-07 | 2017-01-18 | 江苏省交通科学研究院股份有限公司 | Silicon core pipe bending test device |
| CN104390865A (en) * | 2014-11-07 | 2015-03-04 | 江苏省交通科学研究院股份有限公司 | Silicon core pipe bending test device |
| CN104444675A (en) * | 2014-11-28 | 2015-03-25 | 广州广日电梯工业有限公司 | Elevator traction steel belt testing method and device |
| CN104777048B (en) * | 2014-12-30 | 2017-09-29 | 有研医疗器械（北京）有限公司 | Metal wire material fatigue property test device |
| CN104777048A (en) * | 2014-12-30 | 2015-07-15 | 有研亿金新材料有限公司 | Metal wire fatigue performance testing apparatus |
| CN105300806A (en) * | 2015-11-23 | 2016-02-03 | 江苏赛福天钢索股份有限公司 | Wire rope fatigue testing apparatus and method |
| CN105300806B (en) * | 2015-11-23 | 2018-08-31 | 江苏赛福天钢索股份有限公司 | A kind of steel wire rope fatigue test device and method |
| CN105675415B (en) * | 2016-03-02 | 2018-06-19 | 浙江理工大学 | A kind of arch elevator dragging wire rope fatigue tester |
| CN105675415A (en) * | 2016-03-02 | 2016-06-15 | 浙江理工大学 | Fatigue tester for bow-shaped elevator traction steel wire rope |
| CN106404541A (en) * | 2016-11-30 | 2017-02-15 | 中钢集团郑州金属制品研究院有限公司 | Apparatus for measuring dynamic flexural property of wire rope core |
| CN106404541B (en) * | 2016-11-30 | 2023-09-22 | 中钢集团郑州金属制品研究院股份有限公司 | Device for measuring dynamic deflection performance of rope core of steel wire rope |
| CN107290227A (en) * | 2017-05-11 | 2017-10-24 | 武汉纺织大学 | A kind of linear material fatigue property tester |
| CN111855163A (en) * | 2019-04-19 | 2020-10-30 | 中国石油天然气股份有限公司 | Well testing steel wire fatigue simulation device and method |
| CN110017960A (en) * | 2019-05-24 | 2019-07-16 | 宗秀伟 | A kind of bridge wirerope vibration detection simulator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20161106 |
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| CF01 | Termination of patent right due to non-payment of annual fee |