CN101514931B - Automobile slide resistance detection device - Google Patents
Automobile slide resistance detection device Download PDFInfo
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- CN101514931B CN101514931B CN2009100667404A CN200910066740A CN101514931B CN 101514931 B CN101514931 B CN 101514931B CN 2009100667404 A CN2009100667404 A CN 2009100667404A CN 200910066740 A CN200910066740 A CN 200910066740A CN 101514931 B CN101514931 B CN 101514931B
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Abstract
The invention relates to an automobile slide resistance detection device which mainly consists of a force measuring mechanism, a buffer damping mechanism, a buffer spring pressing groove steel frame mechanism, a straddling winch underframe mechanism, a pressing mechanism, and a zipper type secure pulling hook device. The invention mainly aims at resolving the problem that the slide resistance of automobiles is hard to be detected on the detection line; the detection device is installed in a braking bench to pull the automobiles in virtue of the braking bench, so that the detection system can fast and effectively detect the slide resistance of the automobiles, thus realizing the intelligent detection of slide resistance, enhancing detection efficiency, realizing multi-functionalization of the detection bench, and reducing the cost of detection equipment, and further guaranteeing the technical condition of the chassis, using the fuel more economically, and reducing discharge pollution; the indirect economical benefit is considerable, and the automobile slide resistance detection device is very favorable for economic development..
Description
Technical field
The present invention relates to a kind of pick-up unit that is applied in automobile brake test bed, particularly relate to a kind of automobile slide resistance detection device that can use at detection line, belong to the automotive performance checkout equipment.
Background technology
The automobile slide performance has tangible influence to dynamic property, the economy of automobile.Therefore have " automobile slide performance " Interventions Requested in " the commerial vehicle combination property requires and the method for inspection ".GB 18565-2001 standard is carried out in its technical requirement.In recent years, caused attention widely in the Automobile Detection field.In automobile slide Performance Detection in the past, major part all is that the coasting distance to automobile detects, but method is economical inadequately, accurately.Also can carry out resistance of taxing by manpower and detect, perhaps only be the estimation result, and error is very big.So far still do not form the device of complete intellectuality, mechanization detection resistance of taxing.
Therefore, developing and cheaply can detect automobile slide resistance, with this technology status that guarantees automobile chassis, guarantee vehicle economy, has been an extremely urgent task.
Summary of the invention
The object of the present invention is to provide a kind of pick-up unit that is applied in automobile brake test bed, particularly provide a kind of automobile slide resistance detection device that can use at detection line to detect automobile slide resistance.The present invention is based on current test braking force of car platform, has increased straddle-type capstan winch and underframe system, makes detection system not only can detect the braking ability of automobile, can also detect automobile slide resistance.
Above-mentioned purpose of the present invention can be achieved through the following technical solutions:
A kind of automobile slide resistance detection device, mainly by force measuring machine A, buffer damping mechanism B, the buffer spring pressing groove steelframe C of mechanism, the straddle-type capstan winch underframe D of mechanism, straddle-type winch mechanism E, hold-down mechanism F and Zipper-type safety traction hooking device G form, the described straddle-type capstan winch underframe D of mechanism is made up of straddle-type capstan winch underframe welding body 30 and dynamometry arm semiaxis 31, described force measuring machine A comprises: dynamometry wheel 1 is contained on the U type frame 2 by dynamometry wheel shaft 8, U type frame 2 is connected with shear beam type sensor 4 by hanger bolt 3, shear beam type sensor 4 is horizontally disposed, by being bolted on the buffer spring channel-section steel frame welding body 28, U type frame 2 is connected on the straddle-type capstan winch underframe welding body 30 by dynamometry arm semiaxis 31 and bearing 7, and can rotate around dynamometry arm semiaxis 31.
Described buffer damping mechanism B comprises: the stretching pulley 15 that wire rope is played the effect of guiding is hinged on the stretching pulley welding body 12, the upper end that is contained in the buffer pressure spring 16 on the stretching pulley welding body 12 is supported on the buffer spring channel-section steel frame welding body 28, below the stretching pulley welding body 12 damping rubber piece 24 is housed, vibroshock 17 is hinged on the vibration damping mounting 18, framework by bolt and brake tester links together, and tensioning wheel carrier welding body 12 is movably connected on the straddle-type capstan winch underframe welding body 30 by tensioning shaft bearing 21.
The fixing spring bolt 27 that is connected with spring 6 among the force measuring machine A is equipped with in buffer spring channel-section steel frame among the described buffer spring pressing groove steelframe C of mechanism welding body 28 upper ends, and buffer spring channel-section steel frame welding body 28 lower ends are fixed on straddle-type capstan winch underframe by underframe coupling bolt 29 and weld on the body 30.
Described straddle-type winch mechanism E mainly is made up of sprocket wheel 32, electromagnetic clutch 33 and elevator wheel 35, described sprocket wheel 32 is connected with brake tester by chain, sprocket wheel 32, electromagnetic clutch 33 and elevator are taken turns 35 coaxial packages and are being striden on the seat axle 40, and adopt key to connect, electromagnetic clutch 33 utilizes bolt to link together by underframe web joint 34 and straddle-type capstan winch underframe welding body 30, strides seat axle 40 and is supported on the straddle-type capstan winch underframe welding body 30 by bearing seat 36.
Described hold-down mechanism F mainly is made up of pressing plate welding body 46 and pressing plate 43, pressing plate welding body 46 is fixed on the U type frame 2 among the force measuring machine A, the pressing plate 43 that is pressed on the wire rope is hinged by pressing plate shaft 41 with pressing plate welding body 46, between pressing plate 43 and the pressing plate welding body 46 spring is housed.
The long draw hook of Zipper-type short distractor hook 50 among the described Zipper-type safety traction hooking device G and Zipper-type 53 is hinged, and opening torsion spring 52 with hook supports, hanging ring screw 47 is threaded by spreading nut 48 with long draw hook 53 1 ends of Zipper-type, zip pipe 49 is sleeved on the spreading nut 48, back-moving spring 55 is housed in it, one end pad of zip pipe 49 is equipped with the drawstring 54 of triping on the zip pipe 49 between Zipper-type short distractor hook 50 and the long draw hook 53 of Zipper-type.
Detection line of the present invention is with in the automobile slide resistance detection device, and the direction of sensor holding capacity is the direction that is parallel to resistance of taxing among the force measuring machine A, can accurately record the resistance of taxing of automobile.And buffer damping mechanism B reaches the damping purpose with 9125N buffer pressure spring 16 and vibroshock 17 combinations.Straddle-type winch mechanism E is exactly that the power that will realize the platform of self-retention in the future is delivered in the slide resistance detection device by sprocket wheel, by the break-make of Clutch Control power input, realizes control on time.Zipper-type safety traction hooking device G can take off extension automatically in this device, play the overload protection purpose.
Adopt the present invention can fast, effectively and exactly detect automobile slide resistance, realize that the intellectuality of resistance of taxing detects, improve the efficient that detects, realize the multifunction of monitor station, reduce the cost of checkout equipment; Thereby can guarantee the technology status of vehicle chassis, improve fuel economy.Its indirect economic effect is very considerable, and is highly beneficial to the economic development of society.
Innovation part of the present invention:, detect the resistance of taxing of vehicle 1, by means of brake tester power traction vehicle; 2, utilize the break-make of electromagnetic clutch to control the input of power; 3, utilize safety hook to reach and take off the extension purpose automatically.
Description of drawings
Fig. 1 is the layout synoptic diagram of automobile slide resistance detection device on the braking monitor station;
Fig. 2 is the automobile slide resistance detection device synoptic diagram;
Fig. 3 is straddle-type capstan winch and underframe left view;
Fig. 4 (a) is the three-dimensional icon intention of force measuring machine;
Fig. 4 (b) is force measuring machine and partial sectional view;
Fig. 5 (a) is the three-dimensional icon intention of buffer damping mechanism;
Fig. 5 (b) is buffer damping mechanism and partial sectional view;
Fig. 6 is a buffer spring pressing groove steelframe structural scheme of mechanism;
Fig. 7 is a straddle-type capstan winch underframe structural scheme of mechanism;
Fig. 8 (a) is the three-dimensional icon intention of a formula winch mechanism;
Fig. 8 (b) is a formula winch mechanism and a partial sectional view;
Fig. 9 is the hold-down mechanism synoptic diagram;
Figure 10 (a) is the front view of locking-type safety traction hooking device;
Figure 10 (b) is locking-type safety traction hooking device and partial sectional view;
Figure 11 is automobile slide resistance detection device application of force figure;
Figure 12 is signals collecting and processing procedure figure.
：A. B. C. D E. F. G. 1.100 2.U 3.M12 4.500kg 5. 6. 7. 8. 9. 10. 11. 12. 13. 14.15.100 16.9125N 17. 18. 19.20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. 31. 32. 33. 34. 35. 36. 37. 38. 39. 40. 41. 42. 43. 44. 45. 46.47.M12 48. 49. 50. 51. 52. 53. 54. 55.
Embodiment
Further specify the particular content of the present invention and the course of work thereof below in conjunction with the accompanying drawing illustrated embodiment.
Detection line of the present invention mainly is made up of force measuring machine A, buffer damping mechanism B, the buffer spring pressing groove steelframe C of mechanism, the straddle-type capstan winch underframe D of mechanism, straddle-type winch mechanism E, hold-down mechanism F, Zipper-type safety traction hooking device G with automobile slide resistance detection device.Described force measuring machine A is made up of 100 dynamometry wheel 1, U type frame 2, M12 hanger bolt 3,500kg shear beam type sensor 4, hemisphere spiral shell pad 5, spring 6, bearing 7, dynamometry wheel shaft 8, bearing 9, dynamometry pin sleeve 10, shaft block ring 11; Described buffer damping mechanism B is made up of stretching pulley welding body 12, stretching pulley pivot pin 13, shaft block ring 14,100 stretching pulleys 15,9125N buffer pressure spring 16, vibroshock 17, vibration damping mounting 18, vibroshock pivot pin 19, vibroshock shaft block ring 20, tensioning shaft bearing 21, the hinged shaft block ring 22 of vibroshock, vibroshock jointed shaft 23, damping rubber piece 24, tensioning pivot pin spacer 25, bearing 26; The described buffer spring pressing groove steelframe C of mechanism is made up of fixing spring bolt 27, buffer spring channel-section steel frame welding body 28, underframe coupling bolt 29; The described straddle-type capstan winch underframe D of mechanism is made up of straddle-type capstan winch underframe welding body 30 and dynamometry arm semiaxis 31; Described straddle-type winch mechanism E strides seat axle 40 by sprocket wheel 32, electromagnetic clutch 33, underframe web joint 34, elevator wheel 35, bearing seat 36, clutch coupling connecting key 37, bearing 38, elevator wheel connecting key 39 and forms; Hold-down mechanism F is made up of pressing plate shaft 41, shaft block ring 42, pressing plate 43, rag iron spring 44, spring set bolt 45, pressing plate welding body 46; Zipper-type safety traction hooking device G opens torsion spring 52, the long draw hook 53 of Zipper-type, the drawstring 54 of triping, back-moving spring 55 by M12 hanging ring screw 47, spreading nut 48, zip pipe 49, Zipper-type short distractor hook 50, safety door hook rivet 51 hooks and forms.
With reference to Fig. 1,2,3, a kind of automobile slide resistance detection device mainly is made up of force measuring machine A, buffer damping mechanism B, the buffer spring pressing groove steelframe C of mechanism, the straddle-type capstan winch underframe D of mechanism, straddle-type winch mechanism E, hold-down mechanism F, Zipper-type safety traction hooking device G.
With reference to Fig. 4, described force measuring machine A is made up of 100 dynamometry wheel 1, U type frame 2, M12 hanger bolt 3,500kg shear beam type sensor 4, hemisphere spiral shell pad 5, spring 6, bearing 7, dynamometry wheel shaft 8, bearing 9, dynamometry pin sleeve 10, shaft block ring 11.
100 dynamometry wheel 1 couples together by dynamometry wheel shaft 8 and U type frame 2 with pair of bearings 9.U type frame 2 passes to 500kg shear beam type sensor 4 by M12 hanger bolt 3 with automobile slide resistance.500kg shear beam type sensor 4 is horizontally disposed, guarantees to record exactly resistance of taxing.U type frame 2 is connected on the straddle-type capstan winch underframe welding body 30 by dynamometry arm semiaxis 31 and bearing 7, can rotate around dynamometry arm semiaxis 31, can play certain buffer action during dynamometry.
With reference to Fig. 5, described buffer damping mechanism B is made up of tensioning wheel carrier welding body 12, stretching pulley pivot pin 13, shaft block ring 14,100 stretching pulleys 15,9125N buffer pressure spring 16, vibroshock 17, vibration damping mounting 18, vibroshock pivot pin 19, vibroshock shaft block ring 20, tensioning shaft bearing 21, the hinged shaft block ring 22 of vibroshock, vibroshock jointed shaft 23, damping rubber piece 24, tensioning pivot pin spacer (25), bearing 26.
15 pairs of wire rope of 100 stretching pulleys play the effect of guiding, and it is hinged on the stretching pulley welding body 12.9125N buffer pressure spring 16 upper ends are supported on the buffer spring channel-section steel frame welding body 28, play the bumper and absorbing shock effect when dynamometry and detection of end.Damping rubber piece 24 also plays cushioning effect.Vibroshock 17 is hinged on the vibration damping mounting 18, and the framework by bolt and brake tester links together, and reaches the damping purpose.Tensioning wheel carrier welding body 12 is connected on the straddle-type capstan winch underframe welding body 30 by tensioning shaft bearing 21, can rotate around the axle on the tensioning wheel carrier welding body 12.
With reference to Fig. 6, the described buffer spring pressing groove steelframe C of mechanism is made up of fixing spring bolt 27, buffer spring channel-section steel frame welding body 28, underframe coupling bolt 29.Fixing spring bolt 27 is connected with spring 6 among the force measuring machine A.500kg shear beam type sensor 4 is by being bolted on the buffer spring channel-section steel frame welding body 28.And buffer spring channel-section steel frame welding body 28 is fixed on the straddle-type capstan winch underframe welding body 30 by underframe coupling bolt 29.
With reference to Fig. 7, the described straddle-type capstan winch underframe D of mechanism is made up of straddle-type capstan winch underframe welding body 30 and dynamometry arm semiaxis 31.Dynamometry arm semiaxis 31 is used for connecting force measuring machine A.
With reference to Fig. 8, described straddle-type winch mechanism E by sprocket wheel 32, electromagnetic clutch 33, underframe web joint 34, elevator wheel 35, bearing seat 36, clutch coupling connecting key 37, bearing 38, elevator wheel connecting key 39, stride seat axle 40 and form.
Straddle-type winch mechanism E is the design's a key, exactly because increased a such mechanism, just makes automobile slide resistance detection device can be installed in the brake tester, relies on the power on the brake tester to drive automobile slide resistance detection device.Power passes to elevator wheel 35 by chain and sprocket wheel 32 when electromagnetic clutch 33 engages, and by wire rope pulling vehicle.Underframe web joint 34 links together electromagnetic clutch 33 and straddle-type capstan winch underframe welding body 30.Bearing seat 36 is played a supporting role in straddle-type winch mechanism E.
With reference to Fig. 9, described hold-down mechanism F is made up of pressing plate shaft 41, shaft block ring 42, pressing plate 43, rag iron spring 44, spring set bolt 45, pressing plate welding body 46.Pressing plate welding body 46 is by being bolted on the U type frame 2, and pressing plate 43 is hinged with pressing plate welding body 46, and can rotate around pressing plate shaft 41.The tension force of spring is pressed on the wire rope to prevent beating of wire rope pressing plate 43.
With reference to Figure 10, described Zipper-type safety traction hooking device G opens torsion spring 52, the long draw hook 53 of Zipper-type, the drawstring 54 of triping, back-moving spring 55 by M12 hanging ring screw 47, spreading nut 48, zip pipe 49, Zipper-type short distractor hook 50, safety door hook rivet 51, hook and forms.On M12 hanging ring screw 47, the long draw hook of Zipper-type short distractor hook 50 and Zipper-type 53 is hinged with the wire rope bolt in the automobile slide resistance detection device for detection line, and opens torsion spring 52 supports with linking up with, and makes the hook of formation that the tension force of opening be arranged.Because of zip pipe 49 fills up between Zipper-type short distractor hook 50 and the long draw hook 53 of Zipper-type, hook is remained closed.Spur zip pipes 49 when detecting the wire rope that is fixed on ground after vehicle detection finishes by the drawstring 54 of triping; this moment, hook was because inspection vehicle is given the power of Zipper-type short distractor hook 50 with the long draw hook 53 of Zipper-type with the hook junction; hook is opened; reach the purpose of taking off extension automatically, also played the purpose of overload protection.
With reference to Figure 11, described is the application of force figure of automobile slide resistance detection device, the torque that comes from brake tester is delivered to elevator wheel 35 by sprocket wheel 32, elevator wheel 35 drives wire rope, wire rope is by 100 stretching pulleys, 15 guiding among the buffer damping mechanism B, and buffer damping mechanism has played the bumper and absorbing shock effect herein.The force transmission of wire rope is given the 100 dynamometry wheel 1 among the force measuring machine A, and this moment, automobile slide resistance affacted the sensor among the force measuring machine A, obtained measured value.
With reference to Figure 12, described is to come from the amplification of the simulating signal of sensor through amplifier, utilize A/D converter to be input to computing machine again, this moment, the axle of input inspection vehicle in computing machine was heavy, automobile slide resistance that records and the data in the java standard library compare, and judge to detect the whether conformance with standard requirement of resistance of taxing of vehicle.
Claims (6)
1. automobile slide resistance detection device, mainly by force measuring machine (A), buffer damping mechanism (B), buffer spring pressing groove steelframe mechanism (C), straddle-type capstan winch underframe mechanism (D), straddle-type winch mechanism (E), hold-down mechanism (F) and Zipper-type safety traction hooking device (G) are formed, it is characterized in that, described straddle-type capstan winch underframe mechanism (D) is made up of straddle-type capstan winch underframe welding body (30) and dynamometry arm semiaxis (31), described force measuring machine (A) comprising: dynamometry wheel (1) is contained on the U type frame (2) by dynamometry wheel shaft (8), U type frame (2) is connected with shear beam type sensor (4) by hanger bolt (3), shear beam type sensor (4) is horizontally disposed, by being bolted on the buffer spring channel-section steel frame welding body (28), U type frame (2) is connected on the straddle-type capstan winch underframe welding body (30) by dynamometry arm semiaxis (31) and bearing (7), and can rotate around dynamometry arm semiaxis (31).
2. a kind of automobile slide resistance detection device according to claim 1, it is characterized in that, described buffer damping mechanism (B) comprising: the stretching pulley (15) that wire rope is played the effect of guiding is hinged on the stretching pulley welding body (12), the upper end that is contained in the buffer pressure spring (16) on the stretching pulley welding body (12) is supported on the buffer spring channel-section steel frame welding body (28), below the stretching pulley welding body (12) damping rubber piece (24) is housed, vibroshock (17) is hinged on the vibration damping mounting (18), framework by bolt and brake tester links together, and tensioning wheel carrier welding body (12) is movably connected on the straddle-type capstan winch underframe welding body (30) by tensioning shaft bearing (21).
3. a kind of automobile slide resistance detection device according to claim 1, it is characterized in that, the fixing spring bolt (27) that is connected with spring (6) in the force measuring machine (A) is equipped with in buffer spring channel-section steel frame in the described buffer spring pressing groove steelframe mechanism (C) welding body (28) upper end, and buffer spring channel-section steel frame welds body (28) lower end and is fixed on straddle-type capstan winch underframe by underframe coupling bolt (29) and welds on the body (30).
4. a kind of automobile slide resistance detection device according to claim 1, it is characterized in that, described straddle-type winch mechanism (E) is mainly by sprocket wheel (32), electromagnetic clutch (33) and elevator wheel (35) are formed, described sprocket wheel (32) is connected with brake platform by chain, sprocket wheel (32), electromagnetic clutch (33) and elevator wheel (35) coaxial package are being striden on the seat axle (40), and adopt key to connect, electromagnetic clutch (33) utilizes bolt to link together by underframe web joint (34) and straddle-type capstan winch underframe welding body (30), strides seat axle (40) and is supported on the straddle-type capstan winch underframe welding body (30) by bearing seat (36).
5. a kind of automobile slide resistance detection device according to claim 1, it is characterized in that, described hold-down mechanism (F) mainly is made up of pressing plate welding body (46) and pressing plate (43), pressing plate welding body (46) is fixed on the U type frame (2) in the force measuring machine (A), the pressing plate (43) that is pressed on the wire rope is hinged by pressing plate shaft (41) with pressing plate welding body (46), between pressing plate (43) and the pressing plate welding body (46) spring is housed.
6. a kind of automobile slide resistance detection device according to claim 1, it is characterized in that, Zipper-type short distractor hook (50) in the described Zipper-type safety traction hooking device (G) is hinged with the long draw hook of Zipper-type (53), and opening torsion spring (52) with hook supports, hanging ring screw (47) is threaded by spreading nut (48) with long draw hook (53) one ends of Zipper-type, zip pipe (49) is sleeved on the spreading nut (48), back-moving spring (55) is housed in it, one end pad of zip pipe (49) is equipped with the drawstring of triping (54) on the zip pipe (49) between Zipper-type short distractor hook (50) and the long draw hook of Zipper-type (53).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100667404A CN101514931B (en) | 2009-04-02 | 2009-04-02 | Automobile slide resistance detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100667404A CN101514931B (en) | 2009-04-02 | 2009-04-02 | Automobile slide resistance detection device |
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| CN101514931A CN101514931A (en) | 2009-08-26 |
| CN101514931B true CN101514931B (en) | 2010-12-29 |
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| CN2009100667404A Expired - Fee Related CN101514931B (en) | 2009-04-02 | 2009-04-02 | Automobile slide resistance detection device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102233464A (en) * | 2010-04-27 | 2011-11-09 | 王丕文 | Damping mechanism for winding system of wire cutting machine |
| CN102322998B (en) * | 2011-08-05 | 2012-12-26 | 广州汽车集团股份有限公司 | Method for measuring inner frictional resistance of vehicle |
| CN107478427B (en) * | 2016-12-21 | 2019-09-20 | 宝沃汽车（中国）有限公司 | Car transmissions transmission efficiency test method |
| CN115219090B (en) * | 2022-09-21 | 2022-12-09 | 广东工业大学 | Wheel traction force inspection equipment of walking-aid wheelchair |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201434740Y (en) * | 2009-04-02 | 2010-03-31 | 吉林大学 | Detection device for automobile coasting resistance |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201434740Y (en) * | 2009-04-02 | 2010-03-31 | 吉林大学 | Detection device for automobile coasting resistance |
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