CN204630826U - Large-scale lineoutofservice signal pull testing machine - Google Patents

Large-scale lineoutofservice signal pull testing machine Download PDF

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Publication number
CN204630826U
CN204630826U CN201520175445.3U CN201520175445U CN204630826U CN 204630826 U CN204630826 U CN 204630826U CN 201520175445 U CN201520175445 U CN 201520175445U CN 204630826 U CN204630826 U CN 204630826U
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CN
China
Prior art keywords
wire rope
scale
testing machine
fixture
signal pull
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Expired - Fee Related
Application number
CN201520175445.3U
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Chinese (zh)
Inventor
周科
陈利华
张亮
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Hangzhou Shengnuo Detection Technology Co Ltd
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Hangzhou Shengnuo Detection Technology Co Ltd
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Priority to CN201520175445.3U priority Critical patent/CN204630826U/en
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Publication of CN204630826U publication Critical patent/CN204630826U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses a kind of large-scale lineoutofservice signal pull testing machine, comprise base, be fixed on three root posts above in positive triangle on base and controller, three contour crossbeams are fixed with between three root posts, also comprise three wire rope stretching driving members and upper fixture and lower clamp, crossbeam is respectively equipped with fixed pulley, one end of three wire rope stretching driving members is wrapped on corresponding wire rope servomotor one driving shaft respectively, the other end fixed pulley be each passed through on three crossbeams connects the upper fixture between three crossbeams, lower clamp is positioned at the center of positive triangle three root post on base, servo-driven module is provided with below it.The utility model, by the design of three pillar constructions and the use of three wire rope stretching driving members, achieves the control position of fixture and the measure of the change in orientation, and then realizes the test of large-scale wire rope performance; Meanwhile, accurate closed-loop control is realized by the sensor of controller and connection control device and all servomotors.

Description

Large-scale lineoutofservice signal pull testing machine
Technical field
The utility model belongs to testing apparatus field, is specifically related to a large-scale lineoutofservice signal pull testing machine.
Background technology
Lineoutofservice signal pull testing machine is the infrastest device by stretch measuring steel wire rope rigidity, elasticity, plasticity, toughness, ductility, the experimental data that testing machine measurement obtains is the foundation be engaged in engineering design and ensured product safety work, there is no accurate experimental data, may waste of material be caused in the process of reproduction, even cause serious quality accident.Usual tension tester is by mechanical part, part of data acquisition, servo driving part, data processing division is grouped into, but these tension testers also exist complex structure usually, measuring accuracy is low, the problems such as poor stability, serious limits applying of tension tester, concerning large-scale wire rope, need the high cupping machine of wide range degree of accuracy to record little deformation quantity, need to expand load strength when sample loads, need the real-time process and the closed-loop control that increase data, therefore large-scale lineoutofservice signal pull testing machine is developed, improve the precision of data acquisition, speed, control scope and the degree of stability of tension tester cross beam movement, improve the automaticity of system simultaneously, be very important.
Utility model content
The utility model, for the growth requirement of tension tester, proposes large-scale lineoutofservice signal pull testing machine.
The technical solution adopted in the utility model is as follows:
A kind of large-scale lineoutofservice signal pull testing machine, comprise base, be fixed on three root posts above in positive triangle on base and controller, three contour crossbeams are fixed with between three root posts, it is characterized in that: also comprise three wire rope stretching driving members and upper fixture and lower clamp, described crossbeam is respectively equipped with fixed pulley, one end of described three wire rope stretching driving members is wrapped on corresponding wire rope servomotor one driving shaft respectively, the other end fixed pulley be each passed through on three crossbeams connects the upper fixture between three crossbeams, described upper fixture is provided with force cell and changing sensor, described lower clamp is positioned at the center of positive triangle three root post on base, servo-driven module is provided with below it, described force cell, changing sensor connection control device.
The driving shaft of described wire rope servomotor is also provided with incremental optical-electricity encoder, described incremental optical-electricity encoder output terminal connection control device.
Described controller is AT89C51 single-chip microcomputer, described SCM peripheral be provided with RS232 communication module for upper machine communication, status indicator lamp.
Described wire rope servomotor is driven by motor servo driver one, described motor servo driver one connection control device; Described servo-driven module comprises servomotor two and motor servo driver two, described motor servo driver two connection control device.
Described force cell, between changing sensor and controller, be connected with one-level amplifying circuit, RC low-pass filter, secondary filter circuit and A/D change-over circuit in turn.
The beneficial effects of the utility model are embodied in:
The utility model, by the design of three pillar constructions and the use of three wire rope stretching driving members, achieves the control position of fixture and the measure of the change in orientation, and then realizes the test of large-scale wire rope performance; Meanwhile, accurate closed-loop control is realized by the sensor of controller and connection control device and all servomotors.
The beneficial effects of the utility model are embodied in:
The utility model changes two pillar constructions of traditional tension tester, be changed to three pillar constructions, the upper fixture of employing activity, the position of upper fixture and coordinate carry out calculating acquisition by the wire rope displacement being connected the incremental optical-electricity encoder reading on the pulling force of three wire rope of fixture and Steel rope drive motor, compare traditional tension tester, design is more simple, and measuring accuracy is higher.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the utility model control linkage structural representation;
Wherein: 1, base; 2, column; 3, controller; 4, crossbeam; 5, wire rope stretching driving member; 6, upper fixture; 7, lower clamp; 8, fixed pulley; 9, force cell; 10, changing sensor; 11, RS232 communication module; 12, incremental optical-electricity encoder; 13, motor servo driver one; 14, motor servo driver two; 15, one-level amplifying circuit; 16, RC low-pass filter; 17, secondary filter circuit; 18, A/D change-over circuit.
Embodiment
As depicted in figs. 1 and 2, a kind of large-scale lineoutofservice signal pull testing machine, comprise base 1, be fixed on three root posts 2 above in positive triangle on base and controller 3, three contour crossbeams 4 are fixed with between three root posts 3, it is characterized in that: also comprise three wire rope stretching driving members 5 and upper fixture 6 and lower clamp 7, described crossbeam 4 is respectively equipped with fixed pulley 8, one end of described three wire rope stretching driving members 5 is wrapped on corresponding wire rope driven by servomotor axle respectively, the other end fixed pulley 8 be each passed through on three crossbeams connects the upper fixture 6 between three crossbeams, described upper fixture 6 is provided with force cell 9 and changing sensor 10, described lower clamp 7 is positioned at the center of positive triangle three root post on base, servo-driven module is provided with below it.
Described controller 3 is AT89C51 single-chip microcomputer, described SCM peripheral be provided with RS232 communication module 11 for upper machine communication, status indicator lamp module 19.
Described force cell 9, changing sensor 10 connection control device.Described force cell 9, between changing sensor 10 and controller, be connected with one-level amplifying circuit 15, RC low-pass filter 16, secondary filter circuit 17 and A/D change-over circuit 18 in turn.
The driving shaft of described wire rope servomotor is also provided with incremental optical-electricity encoder 12, described incremental optical-electricity encoder output terminal connection control device.
Described wire rope servomotor is driven by motor servo driver one, described motor servo driver 1 connection control device; Described servo-driven module comprises servomotor two and motor servo driver 2 14, described motor servo driver 2 14 connection control device.

Claims (5)

1. one kind large-scale lineoutofservice signal pull testing machine, comprise base, be fixed on three root posts above in positive triangle on base and controller, three contour crossbeams are fixed with between three root posts, it is characterized in that: also comprise three wire rope stretching driving members and upper fixture and lower clamp, described crossbeam is respectively equipped with fixed pulley, one end of described three wire rope stretching driving members is wrapped on corresponding wire rope servomotor one driving shaft respectively, the other end fixed pulley be each passed through on three crossbeams connects the upper fixture between three crossbeams, described upper fixture is provided with force cell and changing sensor, described lower clamp is positioned at the center of positive triangle three root post on base, servo-driven module is provided with below it, described force cell, changing sensor connection control device.
2. large-scale lineoutofservice signal pull testing machine according to claim 1, is characterized in that: the driving shaft of described wire rope servomotor is also provided with incremental optical-electricity encoder, described incremental optical-electricity encoder output terminal connection control device.
3. large-scale lineoutofservice signal pull testing machine according to claim 1, is characterized in that: described controller is AT89C51 single-chip microcomputer, described SCM peripheral be provided with RS232 communication module for upper machine communication, status indicator lamp.
4. large-scale lineoutofservice signal pull testing machine according to claim 1, is characterized in that: described wire rope servomotor is driven by motor servo driver one, described motor servo driver one connection control device; Described servo-driven module comprises servomotor two and motor servo driver two, described motor servo driver two connection control device.
5. large-scale lineoutofservice signal pull testing machine according to claim 1, is characterized in that: described force cell, be connected with one-level amplifying circuit, RC low-pass filter, secondary filter circuit and A/D change-over circuit between changing sensor and controller in turn.
CN201520175445.3U 2015-03-26 2015-03-26 Large-scale lineoutofservice signal pull testing machine Expired - Fee Related CN204630826U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520175445.3U CN204630826U (en) 2015-03-26 2015-03-26 Large-scale lineoutofservice signal pull testing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520175445.3U CN204630826U (en) 2015-03-26 2015-03-26 Large-scale lineoutofservice signal pull testing machine

Publications (1)

Publication Number Publication Date
CN204630826U true CN204630826U (en) 2015-09-09

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106289974A (en) * 2016-08-11 2017-01-04 贵州钢绳股份有限公司 A kind of steel wire rope is double draws attachment means
CN110567819A (en) * 2019-09-30 2019-12-13 中南大学 Method for testing high-temperature compressive yield strength of material
CN110595889A (en) * 2019-09-30 2019-12-20 中南大学 Method for testing compressive yield strength of material

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106289974A (en) * 2016-08-11 2017-01-04 贵州钢绳股份有限公司 A kind of steel wire rope is double draws attachment means
CN110567819A (en) * 2019-09-30 2019-12-13 中南大学 Method for testing high-temperature compressive yield strength of material
CN110595889A (en) * 2019-09-30 2019-12-20 中南大学 Method for testing compressive yield strength of material
CN110567819B (en) * 2019-09-30 2021-09-10 中南大学 Method for testing high-temperature compressive yield strength of material
CN110595889B (en) * 2019-09-30 2021-09-21 中南大学 Method for testing compressive yield strength of material

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C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150909

Termination date: 20180326

CF01 Termination of patent right due to non-payment of annual fee