CN205748903U - Ball screw assembly, running-in test system - Google Patents
Ball screw assembly, running-in test system Download PDFInfo
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- CN205748903U CN205748903U CN201620143496.2U CN201620143496U CN205748903U CN 205748903 U CN205748903 U CN 205748903U CN 201620143496 U CN201620143496 U CN 201620143496U CN 205748903 U CN205748903 U CN 205748903U
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Abstract
This utility model relates to a kind of ball screw assembly, running-in test system.Including control system, loading system and test system, control system realizes the control to loading system by the signal of telecommunication；Loading system realizes the mechanical part of ball screw assembly, break-in break-in；Test system realizes collection and the feedback of data by the signal of telecommunication.This pilot system achieves the integrated of two kinds of break-in states of ball screw assembly,.Solve the break-in problem repeatedly in lead screw pair running-in test, under short time, heavy load condition.Effectively simulate the actual working state of product, meet the unconventional experimental condition of properties of product test well.Realize the real-time monitoring to product revolution, position and carrying.Have that Work condition analogue is truer, the higher feature of test efficiency.
Description
Technical field
This utility model relates to a kind of assay device testing ball screw assembly, break-in characteristic, belongs to mechanical automatically controlled technical field.
Background technology
After ball-screw byproduct production, need to carry out running-in test in order to test properties of product.In particular for the ball screw assembly, in the servo-operated mechanism of space product, it is desirable to more can be close to the real work state of product when running-in test.Ball screw assembly, will be in the case of short time, heavy load, it is achieved break-in break-in continuously.And to realize two kinds of mode of operations, pattern one leading screw bidirectional rotation, nut moves along a straight line；Pattern two nut bidirectional rotation, lead screw straight-line.Experimental condition requires strict, and conventional run-in stand is difficult to meet content of the test.Need a set of running-in test system reaching corresponding test requirements document.
Utility model content
This utility model is for technical problem present in above-mentioned running-in test, it is provided that a kind of ball screw assembly, running-in test system.This system effectively simulates the actual working state of product, solves the technical problem that conventional run-in stand can not be completely covered, meets the test requirements document that product is relevant, fully test the break-in characteristic of product.
The concrete technical scheme that this utility model is used is as follows:
This pilot system includes control system, loading system and test system, and control system realizes the control to loading system by the signal of telecommunication；Loading system realizes the mechanical part of ball screw assembly, break-in break-in；Test system realizes collection and the feedback of data by the signal of telecommunication.
Described control system includes controlling integration module, braking resistor, limit switch and electric cabinet, control integration module, braking resistor, limit switch are arranged in electric cabinet, control integration module, braking resistor, limit switch by cable connection servomotor and industrial computer.
Described loading system is, loading motor, driving motor lay respectively at below test platform both ends of the surface, loading motor, driving motor are connected with bearing assembly I, bearing assembly II respectively by belt I, belt II, and bearing assembly I, bearing assembly II are individually fixed in test platform two ends；Bearing assembly I is connected with drive lead screw, pull pressure sensor, tool component, flange and bearing assembly II successively.
Described drive lead screw, pull pressure sensor, tool component are rigidly connected by securing member each other.
The internally installed test products of described tool component.
Described test platform is provided with line slideway, drive lead screw and tool component and is arranged on line slideway.
Described test platform is provided with displacement transducer.
Described test system includes that digital collection module, power supply, operation bench and industrial computer, digital collection module, power supply are integrated in inside operation bench, and industrial computer is positioned on operation bench.
Described test platform separates with operation bench and is independently arranged.
Compared with prior art, the beneficial effects of the utility model are:
This utility model uses bi-motor pattern, and wherein one as main drive motor, and another, as loading motor, solves the short time in ball screw assembly, running-in test, heavy load continuous break-in problem.Use hollow bearing and frock, it is achieved nut bidirectional rotation, the mode of operation of lead screw straight-line.By changing frock, it is achieved leading screw bidirectional rotation, another mode of operation of nut linear motion.
This utility model achieves the integrated of two kinds of break-in states of ball screw assembly,.During pilot system work, meet the unconventional experimental condition of properties of product test well.Realize the real-time monitoring to product revolution, displacement and carrying.Have that Work condition analogue is truer, the higher feature of test efficiency.
Accompanying drawing explanation
Fig. 1 is this utility model system principle schematic diagram.
Fig. 2 is this utility model embodiment system structure schematic diagram.
In Fig. 2,1-control integration module, 2-braking resistor, 3-limit switch, 4-electric cabinet, 5-loading motor, 6-belt I, 7-bearing assembly I, 8-drive lead screw, 9-securing member, 10-line slideway, 11-test products, 12-tool component, 13-flange, 14-bearing assembly II, 15-belt II, 16-drive motor, 17-displacement transducer, 18-pull pressure sensor, 19-digital collection module, 20-power supply, 21-operation bench, 22-industrial computer.
Detailed description of the invention
Referring to the drawings, details are as follows in conjunction with specific embodiments for this utility model.
Embodiment
As it is shown in figure 1, this pilot system is made up of control system, loading system and test system.Control system is formed by controlling integration module, brake unit, electric cabinet etc., realizes the control to loading system by the signal of telecommunication.Loading system is made up of servomotor, actuating device, test platform etc., is the important mechanical part realizing ball screw assembly, break-in break-in.Test system is made up of data acquisition module, sensor, industrial computer etc., passes through the signal of telecommunication, it is achieved the collection of data and feedback.During running-in test, the test parameterss such as the rotating speed of product, displacement, carrying can be monitored and store by test system in real time.
As shown in Figure 2, described control system includes controlling integration module 1, braking resistor 2, limit switch 3 and electric cabinet 4, control integration module 1, braking resistor 2, limit switch 3 are arranged in electric cabinet 4, control integration module 1, braking resistor 2, limit switch 3 by cable connection servomotor (loading motor 5, driving motor 16) and industrial computer 22, it is achieved the accurate control to motor rotation.
Described loading system is, loading motor 5, driving motor 16 lay respectively at below test platform both ends of the surface, loading motor 5, driving motor 16 are connected with bearing assembly I7, bearing assembly II14 respectively by belt I6, belt II15, and bearing assembly I7, bearing assembly II are individually fixed in test platform two ends；Bearing assembly I7 is connected with drive lead screw 8, pull pressure sensor 18, tool component 12, flange 13 and bearing assembly II14 successively.Described drive lead screw 8, pull pressure sensor 18, tool component 12 are rigidly connected by securing member 9 each other.The described internally installed test products of tool component 12 11.Described test platform is provided with line slideway 10, drive lead screw 8 and tool component 12 and is arranged on line slideway 10, to realize commutation function during loading running-in.By changing frock, actual condition can be simulated, it is achieved two kinds of break-in states.
Pull pressure sensor 18 is arranged on drive lead screw 8 with tool component 12 between the two, the stress change of ball screw assembly, in time testing running-in test.Displacement transducer 17 is positioned on test platform, for testing the change in location of ball screw assembly, and the demarcation of initial position.
It is internal that described test system includes that digital collection module 19, power supply 20, operation bench 21 and industrial computer 22, digital collection module 19, power supply 20 are integrated in operation bench 21, and industrial computer 22 is positioned on operation bench 21.Monitoring isoparametric to ball screw assembly, rotating speed, displacement and carrying and feedback is realized by the signal of telecommunication.
In view of safety factors, test platform of the present utility model is discretely located with test system, implements remotely to control.The data that sensor measures are sent to operation bench 21 and realize dynamic monitoring and display, and store data and process, and form test report.
This pilot system achieves the integrated of two kinds of break-in states of ball screw assembly,.Effectively simulate the actual working state of product, meet the unconventional experimental condition of properties of product test well.There is independent control system, loading system and test system.
Control system is realized the driving to two servomotors by instruction, is loaded function.Loading system provides the carrying of 8500N-16000N, simulates two kinds of actual working states, it is achieved the continuous break-in break-in in the case of short time, heavy load.Test system realizes rotating speed, displacement, the isoparametric dynamic monitoring of carrying.
Test system is provided with sensor, digital acquisition device, industrial computer, and it is 0-30kN that carrying measures scope, certainty of measurement 1%FS, range of displacement measurement 0-50mm.Certainty of measurement 0.1%FS, measures systematic uncertainty and is better than 0.5%.
Claims (7)
1. a ball screw assembly, running-in test system, it is characterized in that including control system, loading system and test system, described control system includes controlling integration module, braking resistor, limit switch and electric cabinet, control integration module, braking resistor, limit switch are arranged in electric cabinet, control integration module, braking resistor, limit switch by cable connection servomotor and industrial computer；Described loading system is, loading motor, driving motor are connected with bearing assembly I, bearing assembly II respectively by belt I, belt II, and bearing assembly I, bearing assembly II are individually fixed in test platform two ends；Bearing assembly I is connected with drive lead screw, pull pressure sensor, tool component, flange and bearing assembly II successively；Described test system includes that digital collection module, power supply, operation bench and industrial computer, digital collection module, power supply are integrated in inside operation bench, and industrial computer is positioned on operation bench.
A kind of ball screw assembly, running-in test system the most according to claim 1, it is characterised in that described loading motor, driving motor lay respectively at below test platform both ends of the surface.
A kind of ball screw assembly, running-in test system the most according to claim 1, it is characterised in that described drive lead screw, pull pressure sensor, tool component are rigidly connected by securing member each other.
A kind of ball screw assembly, running-in test system the most according to claim 1, it is characterised in that the internally installed test products of described tool component.
A kind of ball screw assembly, running-in test system the most according to claim 1, it is characterised in that described test platform is provided with line slideway, drive lead screw and tool component and is arranged on line slideway.
A kind of ball screw assembly, running-in test system the most according to claim 1, it is characterised in that described test platform is provided with displacement transducer.
A kind of ball screw assembly, running-in test system the most according to claim 1, it is characterised in that described test platform separates with operation bench and is independently arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620143496.2U CN205748903U (en) | 2016-02-26 | 2016-02-26 | Ball screw assembly, running-in test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620143496.2U CN205748903U (en) | 2016-02-26 | 2016-02-26 | Ball screw assembly, running-in test system |
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| CN205748903U true CN205748903U (en) | 2016-11-30 |
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| CN201620143496.2U Active CN205748903U (en) | 2016-02-26 | 2016-02-26 | Ball screw assembly, running-in test system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109048239A (en) * | 2018-10-09 | 2018-12-21 | 中国航发哈尔滨东安发动机有限公司 | A kind of Sliding leadscrew nut pair processing method |
| CN111551364A (en) * | 2020-05-07 | 2020-08-18 | 北京铁道工程机电技术研究所股份有限公司 | Lead screw running-in mechanism and running-in method |
-
2016
- 2016-02-26 CN CN201620143496.2U patent/CN205748903U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109048239A (en) * | 2018-10-09 | 2018-12-21 | 中国航发哈尔滨东安发动机有限公司 | A kind of Sliding leadscrew nut pair processing method |
| CN111551364A (en) * | 2020-05-07 | 2020-08-18 | 北京铁道工程机电技术研究所股份有限公司 | Lead screw running-in mechanism and running-in method |
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