CN203259347U - Automotive ABS performance detection test stand capable of controlling roller adhesive force - Google Patents

Abstract

The utility model discloses an automotive ABS performance detection test stand capable of controlling roller adhesive forces, and aims to solve the problem that corresponding automotive ABS performance detection equipment does not exist in the prior art. The test stand comprises a flywheel set device, a left front wheel detection testing device, a right front wheel detection testing device, a left rear wheel detection testing device and a right rear wheel detection testing device. The flywheel set device is mounted at the middle part of a foundation along the direction of X axis, the left front wheel detection testing device is mounted at the left front part of the foundation, the right front wheel detection testing device is mounted at the right front part of the foundation, the left front wheel detection testing device is connected with a main shaft of the flywheel set device through a left front moving pull rod device, and the right front wheel detection testing device is connected with the main shaft of the flywheel set device through a right front moving pull rod device. The left rear wheel detection testing device is mounted at the left rear part of the foundation, and the right rear wheel detection testing device is mounted at the right rear part of the foundation. The left rear wheel detection testing device and the right rear wheel detection testing device are respectively connected with main shaft chains of the flywheel set device.

Description

The performance of ABS of controlled cylinder adhesion detects testing table

Technical field

The utility model relates to a kind of automobile ABS (brake anti-lock device) performance detection testing bench, and or rather, the performance of ABS that the utility model relates to a kind of controlled cylinder adhesion detects testing table.

Background technology

The detection means of ABS is mainly road examination detection at present, European countries carry out the road check by " adopting the testing requirements of the vehicle of brake anti-lock device " that UNECE (ECE) organizes to set up, and China carries out actual road test by GB GB13594-2003 " motor vehicle and trailer anti-lock brake system performance and test method ".The road examination detects, although can more comprehensively detect the serviceability of vehicle ABS on various road surfaces, but the test site is required high, expend a large amount of manpower and materials, dangerous large, detection efficiency is low, and the impact of the labile factors such as climate condition is large, poor repeatability can't satisfy the demand of high-level efficiency, intelligent detection line.

1. the Chinese patent Granted publication number is CN202066703U; Granted publication day: on May 18th, 2011; The applying date is on September 1st, 2010; Denomination of invention: a kind of vehicle ABS monitor station; The application people is Shandong Jiaotong University.Proposed a kind of vehicle ABS monitor station in the patent document, comprised base, analogue means, transmission and strainer, 4 roller assemblies that measurement and control unit and structure are identical etc.But the structure of each ingredient is not provided, and can't realizes the simulation to different attachment coefficients road surface.

2. the Chinese patent Granted publication number is CN201837524U; Granted publication day is on July 15th, 2009; The applying date is on September 12nd, 2008; Denomination of invention: diaxon automobile ABS monitor station; The application people is Chengdu Chengbao Dev Co., Ltd..Introduced in the patent document serviceability of the vehicle in use ABS stand that do not disintegrate has been detected.It comprises the first cylinder group, the second tin roller group that arranges along detection line longitudinal separation, and the first corresponding flywheel is, the second flywheel system.But monitor station does not form the system of sealing, and accuracy of detection is lower, and complex structure, and floor area is large.

Therefore, it is little to be necessary to develop a kind of experimental facilities volume, and control is simple, low energy consumption, and the performance of ABS that can accurately simulate the controlled cylinder adhesion of various complex road surfaces detects testing table.

Summary of the invention

Technical problem to be solved in the utility model is to have filled up the problem that prior art does not have corresponding performance of ABS checkout equipment, provides a kind of performance of ABS of controlled cylinder adhesion to detect testing table.

For solving the problems of the technologies described above, the utility model is to adopt following technical scheme to realize: the performance of ABS of described controlled cylinder adhesion detects testing table and comprises that flywheel block device, the near front wheel detect test unit, off-front wheel detection test unit, left rear wheel detects test unit and off hind wheel detects test unit.

Flywheel block device is installed in the middle part of concrete foundation along X-direction, the near front wheel detects the place, left front that test unit is installed in concrete foundation, and the axis of rotation of the left front No. 1 back-up roller device in the near front wheel detection test unit is parallel with X-direction, off-front wheel detects the place, right front that test unit is installed in concrete foundation, and the axis of rotation of the right front No. 1 back-up roller device in the off-front wheel detection test unit is parallel with X-direction, the near front wheel detection test unit and off-front wheel detection test unit are that mirror image is installed symmetrically with respect to the symmetrical plane along Y-axis of concrete foundation, and the near front wheel detects test unit and off-front wheel detects the upper working face of test unit and the upper workplace of concrete foundation is in the same level face, the left front mobile pull rod device that the near front wheel detection test unit passes through left front mobile device wherein is connected with the main shaft of flywheel block device, and the right front mobile pull rod device that off-front wheel detection test unit passes through right front mobile device wherein is connected with the main shaft of flywheel block device; Left rear wheel detects the place, left back that test unit is installed in concrete foundation, and the axis of rotation of the left back No. 1 back-up roller device in the left rear wheel detection test unit is parallel with X-direction, off hind wheel detects the place, right back that test unit is installed in concrete foundation, the axis of rotation of the right back No. 1 back-up roller device in the off hind wheel detection test unit is parallel with X-direction, left rear wheel detection test unit and off hind wheel detection test unit are that mirror image is installed symmetrically with respect to the symmetrical plane along Y-axis of concrete foundation, and left rear wheel detects test unit and off hind wheel detects the upper working face of test unit and the upper workplace of concrete foundation is in the same level face, the left back sprocket wheel that left rear wheel detects test unit is connected with No. two sprocket wheel chains of main shaft of flywheel block device (A), and the right back sprocket wheel that off hind wheel detects test unit is connected with No. four sprocket wheel chains of main shaft of flywheel block device.

The left front mobile pull rod device that the near front wheel described in the technical scheme detects the left front mobile device of test unit by wherein is connected with the main shaft of flywheel block device and refers to: an end of left front No. 1 pull bar in the left front mobile pull rod device of the left front mobile device of the near front wheel detection test unit by wherein is sleeved on the main shaft of flywheel block device, the near front wheel detects that the employing chain is connected between sprocket wheel of a left front sprocket wheel and main shaft in the left front mobile pull rod device of the left front mobile device of test unit by wherein, a left front sprocket wheel is that key is connected with the two ends that left front No. two sprocket wheels in the left front mobile pull rod device are installed in left front straight connecting rod, adopts chain to be connected between left front No. three sprocket wheels in left front No. two sprocket wheels and the left front mobile pull rod device.Off-front wheel detects the right front mobile pull rod device of test unit by wherein and is connected with the main shaft of flywheel block device and refers to: an end of right front No. 1 pull bar in the right front mobile pull rod device of the right front mobile device of off-front wheel detection test unit by wherein is sleeved on the main shaft of flywheel block device, off-front wheel detects that the employing chain is connected between sprocket wheel of a right front sprocket wheel and main shaft in the right front mobile pull rod device of the right front mobile device of test unit by wherein, a right front sprocket wheel is that key is connected with the two ends that right front No. two sprocket wheels in the right front mobile pull rod device are installed in right front straight connecting rod, adopts chain to be connected between right front No. three sprocket wheels in right front No. two sprocket wheels and the right front mobile pull rod device.

The near front wheel described in the technical scheme detects test unit and comprises left front No. 1 back-up roller device, left front No. 2 back-up roller devices, left front lifting device, left front magnetic powder clutched apparatus, left front framework and left front mobile device.Described left front No. 1 back-up roller device and left front No. 2 back-up roller devices are installed in two pairs of through holes at right side frame mouth place in the left front framework abreast by bearing and X-axis, left front lifting device is installed on the base plate of the left front framework between left front No. 1 back-up roller device and the left front No. 2 back-up roller devices, the left end of the left front powder clutch output shaft of left front magnetic powder clutched apparatus is installed in the PATENT left side via of left front framework by bearing, the left end of the left front major axis drum shaft of left front No. 1 back-up roller device inserts in the left front powder clutch in the left front magnetic powder clutched apparatus, and the bottom ring flange of left front magnetic powder clutched apparatus is installed on the base plate of left front frame left.

Left front No. 2 back-up roller devices described in the technical scheme comprise left front minor axis cylinder, left front minor axis drum shaft, No. 1 bearing of left front minor axis, No. 2 bearings of left front minor axis.Left front minor axis drum shaft inserts in the center pit on the left front minor axis cylinder axis, and the both ends of the surface of left front minor axis drum shaft and left front minor axis cylinder are welded and fixed, and No. 1 bearing of left front minor axis and No. 2 bearings of left front minor axis are installed in the two ends of left front minor axis drum shaft.

Left front mobile device described in the technical scheme comprises left front mobile pull rod device, left front No. 1 linear guide rail device, left front No. 2 linear guide rail devices, left front No. 3 linear guide rail devices and left front arc-shaped guide rail installation composition.Left front No. 1 linear guide rail device, left front No. 2 linear guide rail devices, left front No. 3 linear guide rail device structures are identical.Left front No. 1 linear guide rail device, left front No. 2 linear guide rail devices and left front No. 3 linear guide rail devices are arranged in the concrete foundation along Y direction equably, left front No. 1 linear guide rail device, the upper working surface of left front No. 2 linear guide rail devices and left front No. 3 linear guide rail devices is mounted by means of bolts on the bottom surface of left front framework, left front arc-shaped guide rail device is installed on the left side of left front framework, one end of left front No. 2 pull bars of left front mobile pull rod device is sleeved on the left front powder clutch output shaft of left front powder clutch, and left front No. 2 pull bars in the left front mobile pull rod device are installed between a left front jig plate and left front No. two jig plates on the left front arc-shaped guide rail device and are connected for contact.

Left front mobile pull rod device (15) described in the technical scheme comprises left front No. 1 pull bar, left front No. 2 pull bars, left front spherical outside surface draw-bar seat, left front straight connecting rod, a left front sprocket wheel, left front No. two sprocket wheels and left front No. three sprocket wheels.The forked type end of left front No. 1 pull bar and the forked type end of left front No. 2 pull bars are equipped with and make dead eye centering, left front straight connecting rod inserts in the dead eye of left front No. 1 pull bar and left front No. 2 pull bar centerings, one end of left front straight connecting rod is equipped with a left front sprocket wheel (22) by key, the other end of left front straight connecting rod (21) is equipped with left front No. two sprocket wheels (23) by key, the cylindrical end of left front No. 2 pull bars (19) is sleeved on the left front powder clutch output shaft of left front powder clutch, the jag of left front No. 2 pull bar cylindrical ends is packed in the endoporus of left front spherical outside surface draw-bar seat, the bottom of left front spherical outside surface draw-bar seat is fixedly mounted on the left front framework, and left front No. three sprocket wheels are sleeved on the left front powder clutch output shaft of the left front powder clutch that is stretched out by left front No. 2 pull bar cylindrical ends.

No. 1 linear guide rail device described in the technical scheme comprises a left front line slideway backing plate, a left front line slideway, slide backing plate of a left front line slideway, guide rail slide of a left front line slideway, No. two slide backing plates of a left front line slideway, No. two guide rail slides of a left front line slideway.A left front line slideway is packed in the groove of a left front line slideway backing plate and is adopted bolt to fix, and the top of a left front line slideway is equipped with guide rail slide of a left front line slideway and No. two guide rail slides of a left front line slideway for being slidingly connected; The upper surface of guide rail slide of a left front line slideway and No. two guide rail slides of a left front line slideway adopts bolt to be installed with successively a left front line slideway guide rail slide backing plate and No. two slide backing plates of a left front line slideway, is processed with equably through hole on a left front line slideway guide rail slide backing plate and No. two slide backing plates of a left front line slideway.

Left front arc-shaped guide rail device described in the technical scheme comprises left front arc-shaped guide rail backing plate, left front arc-shaped guide rail, a left front arc-shaped guide rail slide end cover, left front No. two arc-shaped guide rail slide end covers, left front arc-shaped guide rail slide, left front clamp base, a left front jig plate and left front No. two jig plates.Left front arc-shaped guide rail is packed in the groove of left front arc-shaped guide rail backing plate and is adopted bolt to fix, left front arc-shaped guide rail slide is sleeved on the upper end of left front arc-shaped guide rail for being slidingly connected, the left end bolt of left front arc-shaped guide rail slide is fixed with a left front arc-shaped guide rail slide end cover, the right-hand member bolt of left front arc-shaped guide rail slide is fixed with left front No. two arc-shaped guide rail slide end covers, the upper working surface bolt of left front arc-shaped guide rail slide is fixed with left front clamp base, the right side bolt of left front clamp base is fixed with a left front jig plate, and the left side bolt of left front clamp base is fixed with left front No. two jig plates.

Compared with prior art the beneficial effects of the utility model are:

1. the performance of ABS of controlled cylinder adhesion described in the utility model detects the test that testing table can be simulated performance of ABS under various complex road surface situations quickly and accurately.Utilize the exciting current of powder clutch can realize easily and accurately the simulation on different attachment coefficients road surface from the output torque characteristic.

2. the performance of ABS of controlled cylinder adhesion described in the utility model detects the simulation system that testing table adopts flywheel block device simulation replacement different motion inertia automobile.Simultaneously quadruplet single-wheel detects testing table and shares a cover flywheel block device, form closed loop and detect experimental bench system, thereby the performance of ABS that guarantees whole controlled cylinder adhesion detects the precision that testing table detects.

3. the mobile device of the performance of ABS of controlled cylinder adhesion described in the utility model detection testing table can be regulated the lengthwise position that single-wheel detects testing table, the needs that detect apart from automobile to adapt to disalignment.

Description of drawings

Below in conjunction with accompanying drawing the utility model is further described:

Fig. 1 is the axonometric projection graph that the performance of ABS that is installed in the controlled cylinder adhesion on the concrete foundation described in the utility model detects the structure composition of testing table;

Fig. 2 is that the performance of ABS of controlled cylinder adhesion described in the utility model detects the axonometric projection graph that test platform structure forms;

Fig. 3-a is that the performance of ABS of controlled cylinder adhesion described in the utility model detects the flywheel block device that adopts in the testing table and removes the axonometric projection graph that structure forms behind the front apron;

Fig. 3-b is that the performance of ABS of controlled cylinder adhesion described in the utility model detects the flywheel block device that adopts in the testing table and removes the axonometric projection graph that structure forms behind flywheel framing and the brake assembly;

The performance of ABS of Fig. 4 controlled cylinder adhesion described in the utility model detects the near front wheel that adopts in the testing table and detects the axonometric projection graph that the test unit structure forms;

The performance of ABS of Fig. 5 controlled cylinder adhesion described in the utility model detects the off-front wheel that adopts in the testing table and detects the axonometric projection graph that the test unit structure forms;

Fig. 6 is that the performance of ABS of controlled cylinder adhesion described in the utility model detects the axonometric projection graph that the left rear wheel that adopts in the testing table detects test unit structure composition;

Fig. 7 is that the performance of ABS of controlled cylinder adhesion described in the utility model detects the axonometric projection graph that the off hind wheel that adopts in the testing table detects test unit structure composition;

The performance of ABS of Fig. 8 controlled cylinder adhesion described in the utility model detects the axonometric projection graph that the near front wheel detection test unit in the testing table, off-front wheel detection test unit, left rear wheel detection test unit and off hind wheel detect the left front No. 2 back-up roller devices, right front No. 2 back-up roller devices, left back No. 2 back-up roller devices and the right back No. 2 back-up roller devices that adopt in the test unit;

Fig. 9 is that the performance of ABS of controlled cylinder adhesion described in the utility model detects the axonometric projection graph that the near front wheel detection test unit in the testing table, off-front wheel detection test unit, left rear wheel detection test unit and off hind wheel detect the left front lifting device, right front lifting device, left back lifting device and the right back lifting device that adopt in the test unit;

Figure 10 is that the performance of ABS of controlled cylinder adhesion described in the utility model detects the axonometric projection graph that the near front wheel detection test unit in the testing table, off-front wheel detection test unit, left rear wheel detection test unit and off hind wheel detect the left front powder clutch, right front powder clutch, left back powder clutch and the right back powder clutch that adopt in the test unit;

Figure 11 is the axonometric projection graph that the performance of ABS of controlled cylinder adhesion described in the utility model detects the left front framework that the near front wheel detection test unit adopts in the testing table;

Figure 12 is the axonometric projection graph that the performance of ABS of controlled cylinder adhesion described in the utility model detects the right front framework that off-front wheel detection test unit adopts in the testing table;

Figure 13-a is the axonometric projection graph that the performance of ABS of controlled cylinder adhesion described in the utility model detects the left front mobile pull rod device that adopts in the left front mobile device of testing table;

Figure 13-b is the axonometric projection graph that the performance of ABS of controlled cylinder adhesion described in the utility model detects left front No. 2 pull bars that adopt in the left front mobile device of testing table;

Figure 13-c is the axonometric projection graph that the performance of ABS of controlled cylinder adhesion described in the utility model detects the left front spherical outside surface draw-bar seat that adopts in the left front mobile device of testing table;

Figure 14 is the axonometric projection graph that the performance of ABS of controlled cylinder adhesion described in the utility model detects left front No. 1 linear guide rail device that adopts in the left front mobile device of testing table;

Figure 15 is the axonometric projection graph that the performance of ABS of controlled cylinder adhesion described in the utility model detects the left front arc-shaped guide rail device that adopts in the left front mobile device of testing table;

Figure 16 is the axonometric projection graph that the performance of ABS of controlled cylinder adhesion described in the utility model detects the left back framework that adopts in the left rear wheel detection test unit of testing table;

Figure 17 is the axonometric projection graph that the performance of ABS of controlled cylinder adhesion described in the utility model detects the right back framework that adopts in the off hind wheel detection test unit of testing table;

Among the figure: I. the performance of ABS of controlled cylinder adhesion detects testing table, II. concrete foundation, A. flywheel block device, B. the near front wheel detects test unit, C. off-front wheel detects test unit, D. left rear wheel detects test unit, E. off hind wheel detects test unit, a. left front No. 1 back-up roller device, b. left front No. 2 back-up roller devices, c. left front lifting device, d. left front magnetic powder clutched apparatus, e. left front framework, f. left front mobile device, g. right front framework, h. left back framework, i. right back framework, j. main shaft assembly, k. fly wheel assembly, l. brake assembly, m. main shaft stabilizator assembly, n. flywheel framing, 1. left front minor axis cylinder, 2. left front minor axis drum shaft, 3. No. 1 bearing of left front minor axis, 4. No. 2 bearings of left front minor axis, 5. left front raising board, 6. left front cylinder piston, 7. left front cylinder lagging, 8. left front air cylinder base, 9. left front powder clutch, 10. left front connection gear, 11. left front powder clutch output shafts, 12. left front speed pickup, 13. left front speed pickup support, 14. left front hold-down nuts, 15. left front mobile pull rod device, a 16. left front linear guide rail device, 17. left front arc-shaped guide rail device, 18. left front No. 1 pull bars, 19. left front No. 2 pull bars, 20. left front spherical outside surface draw-bar seat, 21. left front straight connecting rod, 22. left front sprocket wheels, 23. left front No. two sprocket wheels, 24. left front No. three sprocket wheels, 25. a left front line slideway backing plate, 26. left front line slideways, slide backing plate of 27. left front line slideways, 28. guide rail slide of a left front line slideway, 29. No. two slide backing plates of a left front line slideway, No. two guide rail slides of 30. left front line slideways, 31. left front arc-shaped guide rail backing plates, 32. left front arc-shaped guide rail, 33. slide end cover of left front arc-shaped guide rail, No. two slide end covers of 34. left front arc-shaped guide rails, 35. left front arc-shaped guide rail slides, 36. left front clamp base, 37. a left front jig plate, 38. left front No. two jig plates, sprocket wheel of 39. main shafts, 40. No. two sprocket wheels of main shaft, No. three sprocket wheels of 41. main shafts; 42. No. four sprocket wheels of main shaft, 43. left back sprocket wheels.

Embodiment

Below in conjunction with accompanying drawing the utility model is explained in detail:

Consult Fig. 1 and Fig. 2, the performance of ABS of controlled cylinder adhesion described in the utility model detects the testing table I and is comprised of flywheel block device A, the near front wheel detection test unit B, off-front wheel detection test unit C, left rear wheel detection test unit D and off hind wheel detection test unit E.

Flywheel block device A is installed in the middle part of concrete foundation II along X-direction, and namely the axis of rotation of flywheel block device A is parallel with X-direction; The near front wheel detects the place, left front that test unit B is installed in the concrete foundation II, and the axis of rotation of the left front No. 1 back-up roller device a among the near front wheel detection test unit B is parallel with X-direction; Off-front wheel detects the place, right front that test unit C is installed in the concrete foundation II, and the axis of rotation of the right front No. 1 back-up roller device among the off-front wheel detection test unit C is parallel with X-direction; The near front wheel detects test unit B and off-front wheel detection test unit C installs symmetrically with respect to the symmetrical plane mirror image along Y-axis of concrete foundation II, and guarantees that the near front wheel detects test unit B and off-front wheel detects the upper working face of test unit C and the upper workplace of concrete foundation II is in the same level face.The near front wheel detects test unit B and off-front wheel detection test unit C can move along Y direction the needs that detect apart from automobile to adapt to disalignment by left front mobile device f and right front mobile device.

Left rear wheel detects the place, left back that test unit D is installed in the concrete foundation II, off hind wheel detects the place, right back that test unit E is installed in the concrete foundation II, left rear wheel detects test unit D and off hind wheel detection test unit E installs symmetrically with respect to the symmetrical plane mirror image along Y-axis of concrete foundation II, left rear wheel detects left front No. 1 parallel the aligning of back-up roller device a among left back No. 1 back-up roller device and the near front wheel detection test unit B among the test unit D, off hind wheel detects right back No. 1 back-up roller device and off-front wheel among the test unit E and detects right front No. 1 parallel the aligning of back-up roller device among the test unit C, and left rear wheel detects, and workplace is in the same level face on the upper working face of test unit D and off hind wheel detection test unit E and the concrete foundation II.

Consult Fig. 3, described flywheel block device A comprises main shaft assembly j, fly wheel assembly k, brake assembly l, main shaft stabilizator assembly m, flywheel framing n, described main shaft assembly j is installed on the flywheel framing n by bearing seat and the middle main shaft stabilizator assembly m at two ends, fly wheel assembly k is comprised of many covers clutch coupling flywheel different with moment of inertia, and be sleeved on the main shaft assembly j by bearing and bearing holder (housing, cover), flywheel is arranged by the mode that large mass flywheel is arranged in the both sides of bearing seat on main shaft, larger flywheel separates and combination by double clutch control, and brake assembly l is fixed on the flywheel framing n.Flywheel block device is used for the different kinetic energy of simulated driving automobile.

Main shaft assembly j comprises main shaft, sprocket wheel 39 of main shaft, No. two sprocket wheels 40 of main shaft, No. three sprocket wheels 41 of main shaft, No. four sprocket wheels 42 of main shaft.Sprocket wheel 39 of main shaft is connected the power that transmits between flywheel block device A and the near front wheel detection test unit B with the left front sprocket wheel 22 of left front mobile device f by chain; No. two sprocket wheels 40 of main shaft are connected the power that transmits between flywheel block device A and the left rear wheel detection test unit D by the left back sprocket wheel 43 that chain and left rear wheel detect among the test unit D; No. three sprocket wheels 41 of main shaft are connected the power that transmits between flywheel block device A and the off-front wheel detection test unit C with a right front sprocket wheel of right front mobile device by chain; No. four sprocket wheels 42 of main shaft are connected the power that transmits between flywheel block device A and the off hind wheel detection test unit E by the right back sprocket wheel that chain and off hind wheel detect test unit E.

Consult Fig. 4 and Figure 11, described the near front wheel detects test unit B and comprises left front No. 1 back-up roller device a, left front No. 2 back-up roller device b, left front lifting device c, left front magnetic powder clutched apparatus d, left front framework e, left front mobile device f.

Described left front No. 1 back-up roller device a and left front No. 2 back-up roller device b are installed in two pairs of through holes of right side frame upper end (being framework mouth place) among the left front framework e abreast by bearing and X-axis, left front lifting device c is installed on the base plate of the left front framework e between left front No. 1 back-up roller device a and the left front No. 2 back-up roller device b, the left end of the left front powder clutch output shaft 11 of left front magnetic powder clutched apparatus d is installed in the left front framework e PATENT left side via by bearing, left front powder clutch input shaft is the left front major axis drum shaft of left front No. 1 back-up roller device a, be that the left end of the left front major axis drum shaft of left front No. 1 back-up roller device a inserts in the left front powder clutch 9 among the left front magnetic powder clutched apparatus d in its left side, the bottom ring flange of left front magnetic powder clutched apparatus d is installed on the base plate in left front framework e left side.Left front framework e is tower structure spare, and the upper end of its right side frame (being framework mouth place) is processed with two pairs of through holes that axis of rotation is parallel with X-axis, is processed with a through hole on the left end face of left front framework e.The a pair of through hole in left front framework e right side frame the place ahead and the centerline hole conllinear of the through hole on the left end face.The near front wheel detects test unit B and is connected with flywheel block device A main shaft by left front mobile device f, can regulate it along the position of Y direction.

Consult Fig. 5 and Figure 12, described off-front wheel detects test unit C and comprises right front No. 1 back-up roller device, right front No. 2 back-up roller devices, right front lifting device, right front magnetic powder clutched apparatus, right front framework g and right front mobile device.

Described right front No. 1 back-up roller device and right front No. 2 back-up roller devices are installed in two pairs of through holes of left side frame upper end (being framework mouth place) among the right front framework g abreast by bearing and X-axis, right front lifting device is installed on the base plate of the right front framework g between right front No. 1 back-up roller device and the right front No. 2 back-up roller devices, the right front powder clutch output shaft of right front powder clutch is installed in the through hole of right front framework g right side by bearing, right front powder clutch input shaft is the right front major axis drum shaft of right front No. 1 back-up roller device, and the bottom ring flange of right front magnetic powder clutched apparatus is installed on the base plate on right front framework g right side.Right front framework g is tower structure spare, and the upper end of its left side frame (being framework mouth place) is processed with two pairs of through holes that axis of rotation is parallel with X-axis, is processed with a through hole on its right end face of right front framework g.The a pair of through hole in right front framework g left side frame the place ahead and the centerline hole conllinear of the through hole on its right end face.Off-front wheel detects test unit C and is connected with the main shaft of flywheel block device A by right front mobile device, can regulate it along the position of Y direction.

The left front No. 1 back-up roller device a that described the near front wheel detects among the test unit B is identical with the right front No. 1 back-up roller apparatus structure that off-front wheel detects among the test unit C, left front No. 2 back-up roller device b are identical with right front No. 2 back-up roller apparatus structures, left front lifting device c is identical with right front lifting device structure, left front magnetic powder clutched apparatus d is identical with right front powder clutch structure, left front mobile device f is identical with right front mobile device structure, and left front framework e and right front framework g are mirror image symmetrical frame structural member.

Consult 6 and Figure 16, described left rear wheel detects test unit D and comprises left back No. 1 back-up roller device, left back No. 2 back-up roller devices, left back lifting device, left back magnetic powder clutched apparatus, left back sprocket wheel 43 and left back framework h.

Described left back No. 1 back-up roller device and left back No. 2 back-up roller devices are installed in two pairs of through holes of right side frame upper end (being framework mouth place) among the left back framework h abreast by bearing and X-axis, left back lifting device is installed on the base plate of the left back framework h between left back No. 1 back-up roller device and the left back No. 2 back-up roller devices, and the left back powder clutch output shaft of left back powder clutch is installed in the left back framework h PATENT left side via by bearing.Left back framework h is rectangle frame posture structural member, the upper end of its right side frame (being framework mouth place) is processed with the two pair through holes parallel with X-axis, be processed with a through hole on the left end face of left back framework h, a pair of through hole in left back framework h right side frame the place ahead and the centerline hole conllinear of the through hole on the left end face.

Consult Fig. 7 and Figure 17, described off hind wheel detects test unit E and comprises right back No. 1 back-up roller device, right back No. 2 back-up roller devices, right back lifting device, right back magnetic powder clutched apparatus, right back sprocket wheel and right back framework i.

Described right back No. 1 back-up roller device and right back No. 2 back-up roller devices are installed in two pairs of through holes of left side frame upper end (being framework mouth place) among the right back framework i abreast by bearing and X-axis, right back lifting device is installed on the base plate of the right back framework i between right back No. 1 back-up roller device and the right back No. 2 back-up roller devices, and the right back powder clutch output shaft of right back powder clutch is installed in the through hole of right back framework i right side by bearing.Right back framework i is rectangle frame posture structural member, the upper end of its left side frame (being framework mouth place) is processed with the two pair through holes parallel with X-axis, be processed with a through hole on its right end face of its right side frame i, a pair of through hole in right back framework i left side frame the place ahead and the centerline hole conllinear of the through hole on its right end face.

Consult Fig. 4 and Fig. 5, described left front No. 1 back-up roller device a is identical with right front No. 1 back-up roller apparatus structure.Left front No. 1 back-up roller device a mainly is comprised of left front major axis cylinder, left front major axis drum shaft, No. 1 bearing of left front major axis and No. 2 bearings of left front major axis; Right front No. 1 back-up roller device mainly is comprised of right front major axis cylinder, right front major axis drum shaft, No. 1 bearing of right front major axis and No. 2 bearings of right front major axis.

Left front major axis drum shaft inserts in the center pit on the left front major axis cylinder axis, left front major axis drum shaft is fixedly connected with the both ends of the surface of left front major axis cylinder, and the two ends that are in the left front major axis drum shaft outside the left front major axis cylinder both ends of the surface are equipped with No. 1 bearing of left front major axis drum shaft and No. 2 bearings of left front major axis drum shaft successively; Equally, right front major axis drum shaft inserts in the center pit on the right front major axis cylinder axis, right front major axis drum shaft is fixedly connected with the both ends of the surface of right front major axis cylinder, and the two ends that are in the right front major axis drum shaft outside the right front major axis cylinder both ends of the surface are equipped with No. 1 bearing of right front major axis drum shaft and No. 2 bearings of right front major axis drum shaft successively.

Consult Fig. 6 and Fig. 7, described left back No. 1 back-up roller device is identical with right back No. 1 back-up roller apparatus structure.Left back No. 1 back-up roller device mainly is comprised of left back axis cylinder, left back axis drum shaft, No. 1 bearing of left back axis, No. 2 bearings of left back axis; Right back No. 1 back-up roller device mainly is comprised of right back axis cylinder, right back axis drum shaft, No. 1 bearing of right back axis, No. 2 bearings of right back axis.

Left back axis drum shaft inserts in the center pit on the left back axis cylinder axis, left back axis drum shaft is welded and fixed with the both ends of the surface of left back axis cylinder and is connected, and the two ends that are in the left back axis drum shaft outside the left back axis cylinder both ends of the surface are equipped with No. 1 bearing of left back axis drum shaft and No. 2 bearings of left back axis drum shaft successively; Equally, right back axis drum shaft inserts in the center pit on the right back axis cylinder axis, and the two ends that are in the right back axis drum shaft outside the right back axis cylinder both ends of the surface are equipped with No. 1 bearing of right back axis drum shaft and No. 2 bearings of right back axis drum shaft successively.

Left front No. 2 back-up roller device b, right front No. 2 back-up roller devices, left back No. 2 back-up roller devices and right back No. 2 back-up roller apparatus structures are identical.

Consult Fig. 8, left front No. 2 back-up roller device b mainly are comprised of left front minor axis cylinder 1, left front minor axis drum shaft 2, No. 1 bearing 3 of left front minor axis, No. 2 bearings 4 of left front minor axis.In the center pit that left front minor axis drum shaft 2 inserts on left front minor axis cylinder 1 axis, left front minor axis drum shaft 2 is welded and fixed with the both ends of the surface of left front minor axis cylinder 1.The two ends that left front minor axis drum shaft 2 is in the left front minor axis drum shaft 2 outside left front minor axis cylinder 1 both ends of the surface are equipped with No. 1 bearing of left front minor axis 3 and No. 2 bearings 4 of left front minor axis successively.Left front No. 2 back-up roller device b are installed among the left front framework e in (being framework mouth place) a pair of through hole of right side frame upper end by No. 1 bearing 3 of left front minor axis, No. 2 bearings 4 of left front minor axis.

Right front No. 2 back-up roller devices mainly are comprised of right front minor axis cylinder, right front minor axis drum shaft, No. 1 bearing of right front minor axis, No. 2 bearings of right front minor axis.

Left back No. 2 back-up roller devices mainly are comprised of left back minor axis cylinder, left back minor axis drum shaft, No. 1 bearing of left back minor axis, No. 2 bearings of left back minor axis.

Right back No. 2 back-up roller devices mainly are comprised of right back minor axis cylinder, right back minor axis drum shaft, No. 1 bearing of right back minor axis, No. 2 bearings of right back minor axis.

Described left front major axis cylinder, right front major axis cylinder, left back axis cylinder, right back axis cylinder, left front minor axis cylinder 1, right front minor axis cylinder, left back minor axis cylinder and right back minor axis roller frame are identical, No. 1 bearing of left front major axis, No. 2 bearings of left front major axis, No. 1 bearing of right front major axis, No. 2 bearings of right front major axis, No. 1 bearing of left back axis, No. 2 bearings of left back axis, No. 1 bearing of right back axis, No. 2 bearings of right back axis, No. 1 bearing 3 of left front minor axis, No. 2 bearings 4 of left front minor axis, No. 1 bearing of right front minor axis, No. 2 bearings of right front minor axis, No. 1 bearing of left back minor axis, No. 2 bearings of left back minor axis, No. 1 bearing of right back minor axis and No. 2 bearing arrangements of right back minor axis are identical.Left front major axis drum shaft is identical with right front major axis drum shaft structure, and left back axis drum shaft is identical with right back axis drum shaft structure, and left front minor axis drum shaft 2, right front minor axis drum shaft, left back minor axis drum shaft and right back minor axis drum shaft structure are identical.Left front major axis drum shaft, left back axis drum shaft and left front minor axis drum shaft 2 radial dimensions are identical, and axial length is different.

Consult Fig. 4 and Fig. 9, described left front lifting device c, right front lifting device, left back lifting device and right back lifting device structure are identical.Described left front lifting device c mainly is comprised of left front raising board 5, left front cylinder piston 6, left front cylinder lagging 7, left front air cylinder base 8.Left front cylinder lagging 7 is fixed on the upper working surface of left front air cylinder base 8, and left front cylinder lagging 7 inside are equipped with left front cylinder piston 6, and the upper working surface of left front cylinder piston 6 is fixed with left front raising board 5.Left front lifting device c is fixed on the base plate of the left front framework e right side frame between left front No. 1 back-up roller device a and the left front No. 2 back-up roller device b.

Right front lifting device mainly is comprised of right front raising board, right front cylinder piston, right front cylinder lagging, right front air cylinder base.Right front lifting device is fixed on the base plate of the right front framework g left side frame between right front No. 1 back-up roller device and the right front No. 2 back-up roller devices.

Left back lifting device mainly is comprised of left back raising board, left back cylinder piston, left back cylinder lagging, left back air cylinder base.Left back lifting device is fixed on the base plate of the left back framework h right side frame between left back No. 1 back-up roller device and the left back No. 2 back-up roller devices.

Right back lifting device mainly is comprised of right back raising board, right back cylinder piston, right back cylinder lagging, right back air cylinder base.Right back lifting device is fixed on the base plate of the right back framework i left side frame between right back No. 1 back-up roller device and the right back No. 2 back-up roller devices.

Consult Fig. 5 and Figure 10, described left front magnetic powder clutched apparatus d, right front powder clutch, left back powder clutch are identical with right back powder clutch structure.Left front magnetic powder clutched apparatus d mainly is comprised of with left front hold-down nut 14 left front powder clutch 9, left front connection gear 10, left front powder clutch output shaft 11, left front speed pickup 12, left front speed pickup support 13.Left front connection gear 10 is fixed on the input shaft (being the left front major axis drum shaft of left front No. 1 back-up roller device a) of left front powder clutch 9.Left front speed pickup 12 is fixed on the left front speed pickup support 13 by left front hold-down nut 14, for detection of the rotating speed of left front powder clutch 9 input shafts (being the left front major axis drum shaft of left front No. 1 back-up roller device a).Change the size of the exciting current control output torque of left front magnetic powder clutched apparatus d, namely can reach the purpose of the different coefficients of road adhesion of simulation.The left front powder clutch output shaft 11 of left front magnetic powder clutched apparatus d is installed in the left front framework e PATENT left side via by bearing.

Right front magnetic powder clutched apparatus mainly is comprised of right front powder clutch, right front connection gear, right front powder clutch output shaft, right front speed pickup, right front speed pickup support and right front hold-down nut.The right front powder clutch output shaft of right front powder clutch is fixed in the through hole of right front framework g right side by bearing.

Left back magnetic powder clutched apparatus mainly is comprised of left back powder clutch, left back connection gear, left back powder clutch output shaft, left back speed pickup, left back speed pickup support and left back hold-down nut.The left back powder clutch output shaft of left back powder clutch is installed in the left back framework h PATENT left side via by bearing.

Right back magnetic powder clutched apparatus mainly is comprised of right back powder clutch, right back connection gear, right back powder clutch output shaft, right back speed pickup, right back speed pickup support and right back hold-down nut.The right back powder clutch output shaft of right back powder clutch is installed in the through hole of right back framework i right side by bearing.

Consult Fig. 4 and Fig. 5, described left front mobile device f is identical with right front mobile device structure, and left front mobile device f mainly is comprised of left front mobile pull rod device 15, left front No. 1 linear guide rail device 16, left front No. 2 linear guide rail devices, left front No. 3 linear guide rail devices and left front arc-shaped guide rail device 17.Right front mobile device is mainly by right front mobile pull rod device, right front No. 1 linear guide rail device, right front No. 2 linear guide rail devices, right front No. 3 linear guide rail devices and right front arc guide rail installation composition.

The effect of left front mobile device f is to regulate the near front wheel to detect between test unit B and the flywheel block device A along the relative distance of Y direction, transmits simultaneously the power between the near front wheel detection test unit B and the flywheel block device A; The effect of right front mobile device is to regulate off-front wheel to detect between test unit C and the flywheel block device A along the relative distance of Y direction, transmits simultaneously the power between off-front wheel detection test unit C and the flywheel block device A.

Consult Figure 13, described left front mobile pull rod device 15 comprises left front No. 1 pull bar 18, left front No. 2 pull bars 19, left front spherical outside surface draw-bar seat 20, left front straight connecting rod 21, a left front sprocket wheel 22, left front No. two sprocket wheels 23, left front No. three sprocket wheels 24.Semicircle (afterwards) end of left front No. 1 pull bar 18 in the left front mobile pull rod device 15 is contained on the main shaft of flywheel block device A by bearing holder (housing, cover), the forked type end of left front No. 1 pull bar 18 intersects equipped with the forked type end of left front No. 2 pull bars 19 and makes dead eye centering, left front straight connecting rod 21 inserts left front No. 1 pull bar 18 and left front No. 2 pull bars 19 and intersects in the dead eye of equipped also centering, left front No. 1 pull bar 18 and left front No. 2 pull bars 19 by left front straight connecting rod 21 for being rotationally connected.One end of left front straight connecting rod 21 is installed with a left front sprocket wheel 22 by key, and the other end of left front straight connecting rod 21 is installed with left front No. two sprocket wheels 23 by key.Left front No. 2 pull bar 19 cylindrical ends are sleeved on the left front powder clutch output shaft 11 of left front powder clutch 9, the jag of left front No. 2 pull bar 19 cylindrical ends is packed in the endoporus of left front spherical outside surface draw-bar seat 20, and the bottom of left front spherical outside surface draw-bar seat 20 is fixedly mounted on the left front framework e.Left front No. three sprocket wheels 24 are sleeved on the left front powder clutch output shaft 11 of the left front powder clutch 9 that is stretched out by left front No. 2 pull bar 19 cylindrical ends.Left front mobile pull rod device 15 is that left front mobile device f regulates the near front wheel and detects between test unit B and the flywheel block device A relative distance along Y direction, the simultaneously key device of transmission power between the two.Right front mobile pull rod device is that right front mobile device is regulated off-front wheel and detected between test unit C and the flywheel block device A relative distance along Y direction, the simultaneously key device of transmission power between the two.

Consult Figure 14, described left front No. 1 linear guide rail device 16, left front No. 2 linear guide rail devices, left front No. 3 linear guide rail device structures are identical.Left front No. 1 linear guide rail device 16, left front No. 2 linear guide rail devices and left front No. 3 linear guide rail devices are arranged in the concrete foundation II equably along Y direction, slide backing plate of a left front line slideway 27 and No. two slide backing plates 29 of a left front line slideway of left front No. 1 linear guide rail device 16(), the upper working surface of left front No. 2 linear guide rail devices (slide backing plate of left front No. two line slideways and No. two slide backing plates of left front No. two line slideways) and left front No. 3 linear guide rail devices (slide backing plate of left front No. three line slideways and No. two slide backing plates of left front No. three line slideways) is bolted on the bottom surface of the left front framework e of installation.A left front linear guide rail device 16 comprises a left front line slideway backing plate 25, a left front line slideway 26, slide backing plate 27 of a left front line slideway, guide rail slide 28 of a left front line slideway, No. two slide backing plates 29 of a left front line slideway, No. two guide rail slides 30 of a left front line slideway.

A left front line slideway 26 is packed in the groove of a left front line slideway backing plate 25, the bottom surface of a left front line slideway 26 is connected with the groove bottom contact of left front line slideway backing plate 25 grooves and adopts bolt to fix, the top of a left front line slideway 26 is equipped with guide rail slide of a left front line slideway 28 and No. two guide rail slides 30 of a left front line slideway, and the upper working surface of guide rail slide of a left front line slideway 28 and No. two guide rail slides 30 of a left front line slideway and a left front line slideway 26 is for being slidingly connected.Guide rail slide of a left front line slideway 28 is installed with a guide rail slide of left front line slideway backing plate 27 and No. two slide backing plates 29 of a left front line slideway with the upper surface of No. two guide rail slides 30 of a left front line slideway successively by bolt.Be processed with equably through hole on a guide rail slide of left front line slideway backing plate 27 and No. two slide backing plates 29 of a left front line slideway, so that install by bolt on the bottom surface of left front framework e.Left front No. 1 linear guide rail device 16, left front No. 2 linear guide rail devices, left front No. 3 linear guide rail devices are used for guaranteeing that the near front wheel detects test unit B along the movement of Y direction.

Right front No. 1 linear guide rail device, right front No. 2 linear guide rail devices, right front No. 3 linear guide rail device structures are identical, and right front No. 1 linear guide rail device, right front No. 2 linear guide rail devices, right front No. 3 linear guide rail devices are used for guaranteeing that off-front wheel detects test unit C along the movement of Y direction.Right front No. 1 linear guide rail device is identical with left front No. 1 linear guide rail device 16 structures.

Consult Figure 15, described left front arc-shaped guide rail device 17 is mounted by means of bolts on the left side of left front framework e.Left front arc-shaped guide rail device 17 is used for swinging up and down of left front mobile pull rod device 15 left front No. 2 pull bars 19, and then realizes that the near front wheel detects test unit B along the movement of Y direction.

Left front arc-shaped guide rail device 17 comprises left front arc-shaped guide rail backing plate 31, left front arc-shaped guide rail 32, a left front arc-shaped guide rail slide end cover 33, left front No. two arc-shaped guide rail slide end covers 34, left front arc-shaped guide rail slide 35, left front clamp base 36, a left front jig plate 37, left front No. two jig plates 38.

Left front arc-shaped guide rail 32 is packed in the groove of left front arc-shaped guide rail backing plate 31, the bottom surface of left front arc-shaped guide rail 32 is connected with the groove bottom contact of left front arc-shaped guide rail backing plate 31 grooves and adopts bolt to fix, left front arc-shaped guide rail slide 35 is sleeved on the upper end of left front arc-shaped guide rail 32 for being slidingly connected, and namely left front arc-shaped guide rail slide 35 can slide on left front arc-shaped guide rail 32.The left end of left front arc-shaped guide rail slide 35 is bolted installs a left front arc-shaped guide rail slide end cover 33, the right-hand member of left front arc-shaped guide rail slide 35 is bolted installs left front No. two arc-shaped guide rail slide end covers 34, is bolted on the upper working surface of left front arc-shaped guide rail slide 35 left front clamp base 36 is installed.A left front jig plate 37 is installed by bolt in the right side of the upper workplace of left front clamp base 36, and the bolt that passes on left of the upper workplace of left front clamp base 36 is installed left front No. two jig plates 38.Be processed with equably through hole on the left front arc-shaped guide rail backing plate 31, so that install by bolt on the left side of left front framework e.Left front arc-shaped guide rail device 17 is in order to guaranteeing in the left front mobile pull rod device 15 left front No. 2 pull bars 19 around the swing of the left front powder clutch output shaft 11 of left front powder clutch 9, and then realizes that the near front wheel detects test unit B along the movement of Y direction.After adjust the position of the near front wheel detection test unit B, limit the purpose that left front pull rod device 15 swings again by a fixing left front jig plate 37 and left front No. two jig plates 38 to reach.

Along the relative distance of Y direction, transmit simultaneously power between the two between left front mobile device f realization adjusting the near front wheel detection test unit B and the flywheel block device A.Since the forked type end of left front No. 1 pull bar 18 by left front straight connecting rod axle 21 and bearing be connected the forked end suit connection of No. 2 pull bars 19, when left front No. 1 pull bar 18 half nose circles are diversion the main shaft of Wheels group arrangement A when rotating, driving left front No. 2 pull bar cylindrical ends rotates around the left front powder clutch output shaft 11 of left front powder clutch 9, and left front No. 2 pull bars are done circular motion at the left front arc-shaped guide rail 32 of left front arc-shaped guide rail device 17, the near front wheel detects test unit B except left front No. 1 linear guide rail device 16 simultaneously, left front No. 2 linear guide rail devices, other parts beyond left front No. 3 linear guide rail devices are at left front No. 1 linear guide rail device 16, left front No. 2 linear guide rail devices, mobile on left front No. 3 linear guide rail devices, thus realize that the near front wheel detects the adjusting of the relative distance of Y direction between test unit B and the flywheel block device A; Sprocket wheel 39 of the main shaft of flywheel block device A main shaft and a left front sprocket wheel 22 are connected by driving-chain, a left front sprocket wheel 22 is fixedly connected with key by left front straight connecting rod 21 with left front No. two sprocket wheels 23, left front No. two sprocket wheels 23 and left front No. three sprocket wheels 24 are connected by driving-chain, thereby have realized that the near front wheel detects the transmission of power between test unit B and the flywheel block device A.

Equally, No. three sprocket wheels 41 of the main shaft of flywheel block device A main shaft are connected by driving-chain with a right front sprocket wheel, a right front sprocket wheel is fixedly connected with key by right front straight connecting rod with right front No. two sprocket wheels, right front No. two sprocket wheels are connected by driving-chain with right front No. three sprocket wheels, thereby have realized that off-front wheel detects the transmission of power between test unit C and the flywheel block device A.The left back sprocket wheel 43 that No. two sprocket wheels 40 of the main shaft of flywheel block device A main shaft and left rear wheel detect test unit D is connected by driving-chain, thereby has realized that left rear wheel detects the transmission of power between test unit D and the transmission flywheel block device A; No. four sprocket wheels 42 of the main shaft of flywheel block device A main shaft are connected by driving-chain with the right back sprocket wheel that off hind wheel detects test unit E, thereby have realized that off hind wheel detects the transmission of power between test unit E and the flywheel block device A.

Left front No. 1 pull bar 18 half nose circles in the left front mobile pull rod device 15 are contained on the main shaft of flywheel block device A by bearing holder (housing, cover), one end of left front straight connecting rod 21 passes the bearing of left front No. 1 pull bar 18 forked end, and an end of left front straight connecting rod 21 passes in the left front sprocket wheel 22 that bearing is installed.The other end of left front straight connecting rod 21 passes the bearing of the forked end of left front No. 2 pull bars 19, and the other end of left front straight connecting rod 21 passes in left front No. two sprocket wheels 23 that bearing is installed.Left front No. 2 pull bar 19 cylindrical ends pass the left front powder clutch output shaft 11 of (being sleeved on) left front powder clutch 9 by bearing, and the jag of left front No. 2 pull bar 19 cylindrical ends is fixedly mounted on the left front framework e by left front spherical outside surface draw-bar seat 20.Left front No. three sprocket wheels 24 are installed (suit) on the left front powder clutch output shaft 11 of left front powder clutch 9.

The performance of ABS of described controlled cylinder adhesion detects the principle of work of testing table:

1. according to tested vehicle wheelbase, regulate left front mobile device f and right front mobile device to suitable position, with tested Vehicle Driving Cycle to testing table, the computer control lifting device descends, drive automobile and by driving wheel transmission of power is detected test unit B and off-front wheel detection test unit C to the near front wheel, left front mobile device f and right front mobile device arrive flywheel block device A with the transmission of power that the near front wheel detects test unit B and off-front wheel detection test unit C, and flywheel block device A detects test unit D and off hind wheel detection test unit E with transmission of power to left rear wheel by driving-chain.

2. when automobile reaches certain speed, computing machine sends the driver and depresses the brake pedal instruction, simultaneous computer is controlled the electric current of left front powder clutch, right front powder clutch, left back powder clutch and right back powder clutch, control its output torque, namely simulate the pavement conditions of a certain specific attached coefficient.

3. the right back speed pickup Real-time Collection drum rotation speed signal in the left front speed pickup in the left front powder clutch, the right front speed pickup in the right front powder clutch, the left back speed pickup in the left back powder clutch and the right back powder clutch and it is passed to computing machine, computing machine obtains the speed of wheel by analyzing and processing, until vehicle wheel rotational speed is zero.

4. obtain the rate curve shape of wheel by computing machine by analyzing and processing, can judge the serviceability of automobile ABS under this kind attachment coefficient pavement conditions.

Claims (8)

1. the performance of ABS of a controlled cylinder adhesion detects testing table, comprise flywheel block device (A), it is characterized in that the performance of ABS of described controlled cylinder adhesion detects testing table and also includes the near front wheel detection test unit (B), off-front wheel detection test unit (C), left rear wheel detection test unit (D) and off hind wheel detection test unit (E);

Flywheel block device (A) is installed in the middle part of concrete foundation (II) along X-direction, the near front wheel detects the place, left front that test unit (B) is installed in concrete foundation (II), and the axis of rotation of the left front No. 1 back-up roller device (a) in the near front wheel detection test unit (B) is parallel with X-direction, off-front wheel detects the place, right front that test unit (C) is installed in concrete foundation (II), and the axis of rotation of the right front No. 1 back-up roller device in the off-front wheel detection test unit (C) is parallel with X-direction, the near front wheel detection test unit (B) and off-front wheel detection test unit (C) are that mirror image is installed symmetrically with respect to the symmetrical plane along Y-axis of concrete foundation (II), and the near front wheel detects, and test unit (B) detects the upper working face of test unit (C) with off-front wheel and the upper workplace of concrete foundation (II) is in the same level face, the left front mobile pull rod device (15) that the near front wheel detection test unit (B) passes through left front mobile device (f) wherein is connected with the main shaft of flywheel block device (A), and the right front mobile pull rod device that off-front wheel detection test unit (C) passes through right front mobile device wherein is connected with the main shaft of flywheel block device (A); Left rear wheel detects the place, left back that test unit (D) is installed in concrete foundation (II), and the axis of rotation of the left back No. 1 back-up roller device in the left rear wheel detection test unit (D) is parallel with X-direction, off hind wheel detects the place, right back that test unit (E) is installed in concrete foundation (II), the axis of rotation of the right back No. 1 back-up roller device in the off hind wheel detection test unit (E) is parallel with X-direction, left rear wheel detection test unit (D) and off hind wheel detection test unit (E) are that mirror image is installed symmetrically with respect to the symmetrical plane along Y-axis of concrete foundation (II), and left rear wheel detects, and test unit (D) detects the upper working face of test unit (E) with off hind wheel and the upper workplace of concrete foundation (II) is in the same level face, the left back sprocket wheel (43) that left rear wheel detects test unit (D) is connected with No. two sprocket wheels of main shaft (40) chain of flywheel block device (A), and the right back sprocket wheel that off hind wheel detects test unit (E) is connected with No. four sprocket wheels of main shaft (42) chain of flywheel block device (A).

2. the performance of ABS according to controlled cylinder adhesion claimed in claim 1 detects testing table, it is characterized in that, the left front mobile pull rod device (15) that described the near front wheel detects the left front mobile device (f) of test unit (B) by wherein is connected with the main shaft of flywheel block device (A) and refers to: an end of left front No. 1 pull bar (18) in the left front mobile pull rod device (15) of the left front mobile device (f) of the near front wheel detection test unit (B) by wherein is sleeved on the main shaft of flywheel block device (A), the near front wheel detects that the employing chain is connected between a left front sprocket wheel (22) and the sprocket wheel of main shaft (39) in the left front mobile pull rod device (15) of the left front mobile device (f) of test unit (B) by wherein, a left front sprocket wheel (22) is that key is connected with the two ends that left front No. two sprocket wheels (23) in the left front mobile pull rod device (15) are installed in left front straight connecting rod (21), adopts chain to be connected between left front No. three sprocket wheels (24) in left front No. two sprocket wheels (23) and the left front mobile pull rod device (15);

Off-front wheel detects the right front mobile pull rod device of test unit (C) by wherein and is connected with the main shaft of flywheel block device (A) and refers to: an end of right front No. 1 pull bar in the right front mobile pull rod device of the right front mobile device of off-front wheel detection test unit (C) by wherein is sleeved on the main shaft of flywheel block device (A), off-front wheel detects that the employing chain is connected between a right front sprocket wheel and the sprocket wheel of main shaft (41) in the right front mobile pull rod device of the right front mobile device of test unit (C) by wherein, a right front sprocket wheel is that key is connected with the two ends that right front No. two sprocket wheels in the right front mobile pull rod device are installed in right front straight connecting rod, adopts chain to be connected between right front No. three sprocket wheels in right front No. two sprocket wheels and the right front mobile pull rod device.

3. the performance of ABS according to controlled cylinder adhesion claimed in claim 1 detects testing table, it is characterized in that described the near front wheel detects test unit (B) and comprises left front No. 1 back-up roller device (a), left front No. 2 back-up roller devices (b), left front lifting device (c), left front magnetic powder clutched apparatus (d), left front framework (e) and left front mobile device (f);

Described left front No. 1 back-up roller device (a) is installed in two pairs of through holes at right side frame mouth place in the left front framework (e) with left front No. 2 back-up roller devices (b) abreast by bearing and X-axis, left front lifting device (c) is installed on the base plate of the left front framework (e) between left front No. 1 back-up roller device (a) and the left front No. 2 back-up roller devices (b), the left end of the left front powder clutch output shaft (11) of left front magnetic powder clutched apparatus (d) is installed in the PATENT left side via of left front framework (e) by bearing, the left end of the left front major axis drum shaft of left front No. 1 back-up roller device (a) inserts in the left front powder clutch (9) in the left front magnetic powder clutched apparatus (d), and the bottom ring flange of left front magnetic powder clutched apparatus (d) is installed on the base plate in left front framework (e) left side.

4. the performance of ABS according to controlled cylinder adhesion claimed in claim 3 detects testing table, it is characterized in that described left front No. 2 back-up roller devices (b) comprise left front minor axis cylinder (1), left front minor axis drum shaft (2), No. 1 bearing of left front minor axis (3), No. 2 bearings of left front minor axis (4);

In the center pit on left front minor axis drum shaft (2) insertion left front minor axis cylinder (1) axis, left front minor axis drum shaft (2) is welded and fixed with the both ends of the surface of left front minor axis cylinder (1), and No. 1 bearing of left front minor axis (3) and No. 2 bearings of left front minor axis (4) are installed in the two ends of left front minor axis drum shaft (2).

5. the performance of ABS according to controlled cylinder adhesion claimed in claim 3 detects testing table, it is characterized in that described left front mobile device (f) comprises that left front mobile pull rod device (15), left front No. 1 linear guide rail device (16), left front No. 2 linear guide rail devices, left front No. 3 linear guide rail devices and left front arc-shaped guide rail device (17) form;

Left front No. 1 linear guide rail device (16), left front No. 2 linear guide rail devices, left front No. 3 linear guide rail device structures are identical, left front No. 1 linear guide rail device (16), left front No. 2 linear guide rail devices and left front No. 3 linear guide rail devices are arranged in the concrete foundation (II) equably along Y direction, left front No. 1 linear guide rail device (16), the upper working surface of left front No. 2 linear guide rail devices and left front No. 3 linear guide rail devices is mounted by means of bolts on the bottom surface of left front framework (e), left front arc-shaped guide rail device (17) is installed on the left side of left front framework (e), one end of left front No. 2 pull bars (19) of left front mobile pull rod device (15) is sleeved on the left front powder clutch output shaft (11) of left front powder clutch (9), and left front No. 2 pull bars (19) in the left front mobile pull rod device (15) are installed between a left front jig plate (37) and left front No. two jig plates (38) on the left front arc-shaped guide rail device (17) and are connected for contact.

6. the performance of ABS according to claim 1 or 5 described controlled cylinder adhesion detects testing table, it is characterized in that described left front mobile pull rod device (15) comprises left front No. 1 pull bar (18), left front No. 2 pull bars (19), left front spherical outside surface draw-bar seat (20), left front straight connecting rod (21), a left front sprocket wheel (22), left front No. two sprocket wheels (23) and left front No. three sprocket wheels (24);

The forked type end of the forked type end of left front No. 1 pull bar (18) and left front No. 2 pull bars (19) is equipped with and makes dead eye centering, left front straight connecting rod (21) inserts in the dead eye of left front No. 1 pull bar (18) and left front No. 2 pull bars (19) centering, one end of left front straight connecting rod (21) is equipped with a left front sprocket wheel (22) by key, the other end of left front straight connecting rod (21) is equipped with left front No. two sprocket wheels (23) by key, the cylindrical end of left front No. 2 pull bars (19) is sleeved on the left front powder clutch output shaft (11) of left front powder clutch (9), the jag of left front No. 2 pull bars (19) cylindrical end is packed in the endoporus of left front spherical outside surface draw-bar seat (20), the bottom of left front spherical outside surface draw-bar seat (20) is fixedly mounted on the left front framework (e), and left front No. three sprocket wheels (24) are sleeved on the left front powder clutch output shaft (11) of the left front powder clutch (9) that is stretched out by left front No. 2 pull bars (19) cylindrical end.

7. the performance of ABS according to controlled cylinder adhesion claimed in claim 6 detects testing table, it is characterized in that described No. 1 linear guide rail device (16) comprises a left front line slideway backing plate (25), a left front line slideway (26), a left front slide backing plate of a line slideway (27), a left front guide rail slide of a line slideway (28), left front No. two slide backing plates of a line slideway (29), left front No. two guide rail slides of a line slideway (30);

A left front line slideway (26) is packed in the groove of a left front line slideway backing plate (25) and is adopted bolt to fix, and the top of a left front line slideway (26) is equipped with a left front guide rail slide of a line slideway (28) and left front No. two guide rail slides of a line slideway (30) for being slidingly connected; A left front guide rail slide of a line slideway (28) adopts bolt to be installed with successively left front line slideway guide rail slide backing plate (27) and left front No. two slide backing plates of a line slideway (29) with the upper surface of left front No. two guide rail slides of a line slideway (30), is processed with equably through hole on left front line slideway guide rail slide backing plate (27) and the left front No. two slide backing plates of a line slideway (29).

8. the performance of ABS according to controlled cylinder adhesion claimed in claim 6 detects testing table, it is characterized in that described left front arc-shaped guide rail device (17) comprises left front arc-shaped guide rail backing plate (31), left front arc-shaped guide rail (32), a left front arc-shaped guide rail slide end cover (33), left front No. two arc-shaped guide rail slide end covers (34), left front arc-shaped guide rail slide (35), left front clamp base (36), a left front jig plate (37) and left front No. two jig plates (38);

Left front arc-shaped guide rail (32) is packed in the groove of left front arc-shaped guide rail backing plate (31) and is adopted bolt to fix, left front arc-shaped guide rail slide (35) is sleeved on the upper end of left front arc-shaped guide rail (32) for being slidingly connected, the left end bolt of left front arc-shaped guide rail slide (35) is fixed with a left front arc-shaped guide rail slide end cover (33), the right-hand member bolt of left front arc-shaped guide rail slide (35) is fixed with left front No. two arc-shaped guide rail slide end covers (34), the upper working surface bolt of left front arc-shaped guide rail slide (35) is fixed with left front clamp base (36), the right side bolt of left front clamp base (36) is fixed with a left front jig plate (37), and the left side bolt of left front clamp base (36) is fixed with left front No. two jig plates (38).

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