CN201740522U - Axial and tangential deformation detection device of steering wheel - Google Patents
Axial and tangential deformation detection device of steering wheel Download PDFInfo
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- CN201740522U CN201740522U CN2010202520794U CN201020252079U CN201740522U CN 201740522 U CN201740522 U CN 201740522U CN 2010202520794 U CN2010202520794 U CN 2010202520794U CN 201020252079 U CN201020252079 U CN 201020252079U CN 201740522 U CN201740522 U CN 201740522U
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- steering wheel
- deformation detection
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- station
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Abstract
The utility model discloses an axial and tangential deformation detection device of a steering wheel. A working table plate in the middle of a frame body of the device is provided with two steering wheel positioning moulds, which are respectively positioned at an axial deformation detection station and a tangential deformation detection station; the periphery of the axial deformation detection station is provided with three displacement sensors and an adjusting component at equal angles; the frame body above the axial deformation detection station is articulated with an air cylinder and the lower end of the air cylinder is provided with a force sensor; the center of tangential deformation detection station is provided with a steering wheel positioning shaft; the tangential deformation detection station is provided with a steering wheel positioning fixture and a displacement sensor, a steering rod at the inner side of the positioning fixture is in contact with the displacement sensor and articulated with the air cylinder, and the other end of the air cylinder is articulated on the frame body; an adjusting mechanism is used for adjusting four displacement sensors of the axial deformation detection station; the tangential deformation detection station is provided with a torque sensor; an air source processing unit is communicated with two air cylinders; and the signal of the sensor is communicated with a touch screen and a programmable logic controller (PLC) control device.
Description
Technical field
The utility model relates to a kind of pick-up unit, particularly a kind of axial and tangential deformation detection device of steering wheel.
Background technology
The test of steering wheel stress deformation comprises the axial force test, turns to torsional test, its objective is that steering wheel is being subjected to axial force and is turning under the situation of torsion, checks axially and the tangential deformation situation.
As follows according to GB QC/T 563-1999 steering wheel test method:
(1), steering column is to whole load deflection: on the artificial wheel rim at steering wheel behind the mark measurement point, the manual steering wheel integral body of placing loads desired load, keep wanting to unload behind the seeking time, on gauge point, measure the external diameter of wheel rim and the numerical value before and after the steering wheel high deformation with slide calliper rule and ruler, to obtain set deformation volume.This method is complicated operation not only, and detection means is backward, so that the testing result error is very big.
(2), steering column is to tangential torsional deflection: manually steering wheel is assemblied on the anchor clamps identical with steering axle, anchor clamps are fixed on the square chest, the dial gauge measuring head is placed on the centre position of steering-wheel spider, manually add tangential weight load, keep wanting to unload behind the seeking time, read the dial gauge reading, reverse set deformation volume to obtain.This method exists complicated operation equally, detection means falls behind, the problem that the testing result error is big.
Summary of the invention
The purpose of this utility model is to fall behind for the complicated operation that axially reaches the existence of tangential deformation detection method, the detection means that solves existing steering wheel, the problem that the testing result error is big, and provide a kind of simple to operate, automaticity is high, detect the little steering wheel of error axially and tangential deformation detection device.
The utility model is by support body, two cylinders, the source of the gas processing unit, four displacement transducers, force transducer, torque sensor is formed, the middle part of support body has working plate, working plate is provided with two steering-wheel placing molds, the position of two steering-wheel placing molds is respectively that axial deformation detects station and tangential deformation detects station, the peripheral equal angles that axial deformation detects station is provided with three line slideways, displacement transducer and adjusting part are set on every line slideway, an other displacement transducer is arranged on axial deformation and detects the station centre position, hinged cylinder on the support body of axial deformation detection station top, the lower end of cylinder has force transducer; Tangential deformation detects the station center and has the steering-wheel placing axle, tangential deformation detects station and has the steering-wheel placing anchor clamps, the side that tangential deformation detects station is provided with displacement transducer, the rear side of this displacement transducer has slide block of sensor, the turning-bar of positioning fixture inboard contacts with displacement transducer, the turning-bar and the cylinder in the positioning fixture outside are hinged, the other end of cylinder is hinged on the support body, adjusting mechanism is used to adjust three displacement transducers that axial deformation detects station, this adjusting mechanism is provided with the handwheel adjusting gear, the below that tangential deformation detects the working plate of station has torque sensor, the source of the gas processing unit is communicated with two cylinders respectively by magnetic switch and throttling valve, have touch-screen and PLC control device on the support body, each displacement transducer, the signal of force transducer and torque sensor is communicated with touch-screen and PLC control device, touch-screen and PLC control device are controlled the work of two cylinders, and touch-screen and PLC control device are connected with printer.
Principle of work of the present utility model and process are:
The utility model adopts PLC control, after steering wheel C to be measured is fixing by the anchor clamps clamping that is made of spline, pin etc., by cylinder steering wheel C is carried out axially and the tangential direction loading, the performance of examining steering wheel by loading force that detects requirements setting and moment of torsion, steering wheel C deflection is detected automatically by displacement transducer (precision 1 ‰), and testing result is sent screen displaying.
The utility model is used for the static loading performance test of the axial integral body of steering wheel and tangentially reverses load test.Testing table divides two stations to realize detecting, and the left side station is realized axial whole loading performance test, and the right side station realizes tangentially reversing load test.
One, steering column loads the course of work (left side station) to integral body:
(1) opens gas source switch, can make the upper cylinder withdrawal by the panel reset button, to place steering wheel C.Tested steering wheel C is directed downwards on the base that is contained in testing table.
(2), make the contact of displacement transducer can survey the peak of steering wheel C wheel rim by the handwheel adjustment front and back position of three displacement transducers radially.Adjust the front and back position of displacement transducer, make the displacement transducer feeler lever can compress about 5mm, with the idle motion section (available paper test makes sensor energy sensing paper thickness) of eliminating displacement transducer, fixing after adjusting.
(4) in detecting the interface, configure parameters such as loading force and detection time.
Press the start button of panel, begin to detect.During as intermediate detection, need stop can by panel stop or reset button can be interrupted testing process.
(5) after the detection beginning, testing table detected automatically by the detection power and the time that set, finished up to extremely detecting, and each testing process has prompting in status bar, and after detection finished, the practical distortion value of steering wheel showed in display screen automatically.
Two, the tangential torsion of steering wheel loads the course of work (right side station):
(1) tested steering wheel C is directed downwards by splined shaft is contained on the base of testing table, by splined shaft steering wheel is being tightened with big nut.
(2) position of adjustment side cylinder makes piston rod and accessory clamp the wheel rim that the center just in time aligns steering wheel C.Piston rod is pulled out, clamping head is opened, make clamping head fasten the wheel rim of steering wheel C, steering wheel C is clamped by clamping head with fishbolt again.Each auxiliary of the loading of check test platform should be tightened, and guarantees can not come off in afterburner process.
(3), make the contact of displacement transducer can survey the peak of steering wheel rim by adjusting steering wheel and reversing the position of boosting-rod.Adjust the front and back position of displacement transducer, make the displacement transducer feeler lever can compress about 5～15mm, to eliminate the idle motion section of displacement transducer.
(4) open gas source switch, in detecting the interface, configure parameters such as the loading force and the detection frequency.Press the start button of panel, begin test.During as intermediate detection, need stop can by panel stop or reset button can be interrupted testing process.
(5) after on-test, testing table is finished testing process automatically by torsional moment that sets and detection time.Torsional moment is carried out the substep loading automatically by testing table and is begun to detect after reaching setting moment, loads as moment and does not reach requirement, and equipment is pointed out out automatically, does not detect.
The beneficial effects of the utility model are: simplified operation steps, shortened detection time, greatly improved accuracy of detection; After test starting begins, can finish the overall process of the project of selected test automatically, no special circumstances do not need artificial participation; As in when test, need stop test, can be by resetting on the guidance panel or stop button can stop testing process.Testing result is directly in screen displaying, and measuring accuracy can reach ± 0.01mm.
Description of drawings
Fig. 1 is the front view of the utility model embodiment.
Fig. 2 is that A-A among Fig. 1 is to cut-open view.
Fig. 3 is that B-B among Fig. 1 is to cut-open view.
Fig. 4 is the stereographic map of the utility model embodiment.
Embodiment
See also Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, be embodiment of the present utility model, it is by support body 2, cylinder 8,21, source of the gas processing unit 1, four displacement transducers 5, force transducer 6, torque sensor 15 is formed, the middle part of support body 2 has working plate 4, working plate 4 is provided with two steering-wheel placing molds 3, the position of two steering-wheel placing molds 3 is respectively that axial deformation detects station D and tangential deformation detects station E, the peripheral equal angles that axial deformation detects station D is provided with three line slideways 25, displacement transducer 5 and adjusting part 26 are set on every line slideway 25, an other displacement transducer 5 is arranged on axial deformation and detects station D centre position, hinged cylinder 8 on the support body 2 of axial deformation detection station D top, the lower end of cylinder 8 has force transducer 6; Tangential deformation detects station E center and has steering-wheel placing axle 13, tangential deformation detects station E and has steering-wheel placing anchor clamps 23, the side that tangential deformation detects station E is provided with displacement transducer 5, the rear side of this displacement transducer 5 has slide block of sensor 24, the turning-bar 22 of positioning fixture 23 inboards contacts with displacement transducer 5, the turning-bar 22 in positioning fixture 23 outsides is hinged with cylinder 21, the other end of cylinder 21 is hinged on the support body 2, adjusting mechanism 20 is used to adjust three displacement transducers 5 that axial deformation detects station D, this adjusting mechanism 20 is provided with handwheel adjusting gear 19, the below that tangential deformation detects the working plate 4 of station E has torque sensor 15, source of the gas processing unit 1 by magnetic switch 9 and throttling valve 10 respectively with two cylinders 8,21 are communicated with, have touch-screen and PLC control device 11 on the support body 2, each displacement transducer 5, the signal of force transducer 6 and torque sensor 15 is communicated with touch-screen and PLC control device 11, touch-screen and PLC control device 11 controls two cylinders 8,21 work, touch-screen and PLC control device 11 are connected with printer 17.
For conveniently moving, castor 18 is installed respectively in four underfooting portions of support body 2.
Claims (3)
1. the axial and tangential deformation detection device of a steering wheel is characterized in that: be by support body (2), two cylinders (8; 21), source of the gas processing unit (1), five displacement transducers (5), force transducer (6), torque sensor (15) is formed, the middle part of support body (2) has working plate (4), working plate (4) is provided with two steering-wheel placing molds (3), the position of two steering-wheel placing molds (3) is respectively that axial deformation detects station (D) and tangential deformation detects station (E), the peripheral equal angles that axial deformation detects station (D) is provided with three line slideways (25), displacement transducer (5) and adjusting part (26) are set on every line slideway (25), an other displacement transducer (5) is arranged on axial deformation and detects station (D) centre position, axial deformation detects the support body (2) of station (D) top and goes up hinged cylinder (8), and the lower end of cylinder (8) has force transducer (6); Tangential deformation detects station (E) center and has steering-wheel placing axle (13), tangential deformation detects station (E) and has steering-wheel placing anchor clamps (23), the side that tangential deformation detects station (E) is provided with displacement transducer (5), the rear side of this displacement transducer (5) has slide block of sensor (24), the inboard turning-bar (22) of positioning fixture (23) contacts with displacement transducer (5), the turning-bar (22) in positioning fixture (23) outside is hinged with cylinder (21), the other end of cylinder (21) is hinged on the support body (2), adjusting mechanism (20) is used to adjust three displacement transducers (5) that axial deformation detects station (D), this adjusting mechanism (20) is provided with handwheel adjusting gear (19), the below that tangential deformation detects the working plate (4) of station (E) has torque sensor (15), source of the gas processing unit (1) by magnetic switch (9) and throttling valve (10) respectively with two cylinders (8; 21) be communicated with, have touch-screen and PLC control device (11) on the support body (2), the signal of each displacement transducer (5), force transducer (6) and torque sensor (15) is communicated with touch-screen and PLC control device (11), touch-screen and PLC control device (11) control two cylinders (8; 21) work.
A kind of steering wheel according to claim 1 axially and tangential deformation detection device, it is characterized in that: described touch-screen and PLC control device (11) are connected with printer (17).
A kind of steering wheel according to claim 1 and 2 axially and tangential deformation detection device, it is characterized in that: four underfooting portions of described support body (2) are equipped with castor (18) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202520794U CN201740522U (en) | 2010-07-09 | 2010-07-09 | Axial and tangential deformation detection device of steering wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202520794U CN201740522U (en) | 2010-07-09 | 2010-07-09 | Axial and tangential deformation detection device of steering wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201740522U true CN201740522U (en) | 2011-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202520794U Expired - Fee Related CN201740522U (en) | 2010-07-09 | 2010-07-09 | Axial and tangential deformation detection device of steering wheel |
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|---|---|
| CN (1) | CN201740522U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101900544A (en) * | 2010-07-08 | 2010-12-01 | 长春工业大学 | Axial and tangential deformation detection device for steering wheel |
| CN102818553A (en) * | 2012-07-31 | 2012-12-12 | 东莞理工学院 | On-line detection system of bending deformation of metal strip |
| CN106441146A (en) * | 2016-08-31 | 2017-02-22 | 青岛罗美威奥新材料制造有限公司 | Device for detecting product size and deformation |
| CN106771052A (en) * | 2016-11-14 | 2017-05-31 | 河海大学 | A kind of ring and axial strain measurement apparatus for rocks sample |
-
2010
- 2010-07-09 CN CN2010202520794U patent/CN201740522U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101900544A (en) * | 2010-07-08 | 2010-12-01 | 长春工业大学 | Axial and tangential deformation detection device for steering wheel |
| CN102818553A (en) * | 2012-07-31 | 2012-12-12 | 东莞理工学院 | On-line detection system of bending deformation of metal strip |
| CN102818553B (en) * | 2012-07-31 | 2014-12-31 | 东莞理工学院 | On-line detection system of bending deformation of metal strip |
| CN106441146A (en) * | 2016-08-31 | 2017-02-22 | 青岛罗美威奥新材料制造有限公司 | Device for detecting product size and deformation |
| CN106441146B (en) * | 2016-08-31 | 2019-08-27 | 青岛罗美威奥新材料制造有限公司 | A kind of inspection equipment of product size and deflection |
| CN106771052A (en) * | 2016-11-14 | 2017-05-31 | 河海大学 | A kind of ring and axial strain measurement apparatus for rocks sample |
| CN106771052B (en) * | 2016-11-14 | 2019-05-28 | 河海大学 | A kind of circumferential direction and axial strain measuring device for rocks sample |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110209 Termination date: 20110709 |