CN208505624U - A kind of automobile brake testing bench - Google Patents
A kind of automobile brake testing bench Download PDFInfo
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- CN208505624U CN208505624U CN201820937347.2U CN201820937347U CN208505624U CN 208505624 U CN208505624 U CN 208505624U CN 201820937347 U CN201820937347 U CN 201820937347U CN 208505624 U CN208505624 U CN 208505624U
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- frame
- roller
- automobile brake
- testing bench
- master rotor
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Abstract
The utility model discloses a kind of automobile brake testing benchs, it is related to automotive inspection equipment field, solve the problems, such as that automobile brake testing bench can not adjust mounting height, it includes frame, roller group, driving motor and third roller, roller group is two pairs and is symmetricly set in frame, two pairs of roller groups include master rotor and auxiliary cylinder, master rotor and auxiliary cylinder pass through roller bearings respectively and bearing block is arranged in frame, and corresponding two cylinder axis is parallel, one end of master rotor is connect with driving motor, master rotor is connected with auxiliary cylinder by chain conveyer, third roller is arranged between master rotor and auxiliary cylinder, its axis is parallel with master rotor and auxiliary cylinder, one end of third roller is connected with speed probe；The outer bottom side of frame is provided with the regulating device for adjusting automobile brake testing bench mounting height, can adjust the height of automobile brake testing bench, avoids tested automobile horizontal by certain angle, improves the accuracy of automobile brake perfrmance detection.
Description
Technical field
The utility model relates to automotive inspection equipment fields, more specifically, it relates to a kind of automobile brake testing bench.
Background technique
Automobile brake perfrmance is directly related to the driving safety of automobile, is one of vehicle safety performance essential items for inspection.
A kind of drum reaction type braking inspection is disclosed in the Chinese utility model patent of Publication No. CN204043924U
Scaffold tower, including drive roll, driven roller, driving device, lifting jack and sprocket wheel；The drive roll is parallel with driven roller to pacify
Dress on the rack, and is connected with chain；Lifting jack is installed between amount roller, the drive arrangement is in drive roll
Portion.This brake detection table small volume, it is easy for installation.
But the mounting height of brake detection table is fixed, automobile progress brake function test in above-mentioned brake detection table
When, due to its wheel diameter difference, the piece wheel of automobile in the detection process is caused to be difficult in horizontality.When braking is examined
When scaffold tower mounting height is lower, on the ground, tested wheel is in brake detection table to non-test wheel to multiple-axle vehicle when detecting
On, since connecting relation between vehicle bridge and its connector act on, it is easy to appear the phenomenon that tested wheel is maked somebody a mere figurehead, causes to be tested
Adhesion weight of the test run wheel on monitor station on roller reduces, and is difficult to weight ratio (braking ratio) measured on the Platform balance for shaft weight of ground
It is up to standard, it finally can not accurately detect automobile brake ability.
Utility model content
Problem in view of the prior art, the utility model provide a kind of automobile brake testing bench, by examining in automobile brake
Regulating device for adjusting its mounting height is set below scaffold tower, and to solve the above problems, having is in tested automobile
Horizontality, thus the advantages of improving the accuracy of automobile brake perfrmance detection.
To achieve the above object, the utility model provides following technical solution:
A kind of automobile brake testing bench, including frame, roller group, driving motor and third roller, the roller group are two
Pair and be symmetricly set in frame, two pairs of roller groups include master rotor and auxiliary cylinder, the master rotor and auxiliary cylinder point
It is not arranged in frame by roller bearings and bearing block, and corresponding master rotor is parallel with auxiliary cylinder axis, the master rotor
One end and driving motor are sequentially connected, and the master rotor is that chain conveyer connects with auxiliary cylinder, and the third roller is arranged in main rolling
Between cylinder and auxiliary cylinder, axis is parallel with master rotor, and one end of the third roller is connected with speed probe；
The bottom of the frame is provided with the regulating device for adjusting automobile brake testing bench mounting height.
By using above-mentioned technical proposal, when automotive check, wheel is close to third roller, when test man steps on brake
When, wheel adds the anti-of an equivalence contrary with the torque that motor generates to master rotor and auxiliary cylinder surface tangent direction
Active force, under the moment of reaction effect of formation, driving motor court together with the retarder and side force lever between master rotor
Roller rotates opposite direction and swings, and the braking sensor stress of side force lever one end outputs electrical signals to control cabinet, to measure
The braking ability of automobile.The revolving speed of third roller changes at the same time, and coupled speed probe passes electric signal
It is sent to console, console control driving motor makes it stop working, and corresponding major and minor roller stops operating, to protect vapour
Vehicle wheel is not shelled by major and minor roller bad；By the height of the adjustable automobile brake testing bench of regulating device, so as to adjust tested
The height of wheel, making automobile, integrally holding is horizontal, or the tested wheel of multi-wheeler and non-test wheel is made to be in same water
Flat height avoids tested wheel from being maked somebody a mere figurehead, to improve the accuracy of automobile brake perfrmance detection.
Further, the regulating device includes the hydraulic cylinder for driving automobile brake testing bench to go up and down, described hydraulic
One end of cylinder is fixedly connected by piston rod with the bottom end of frame, and the other end is fixedly connected with ground, and the hydraulic cylinder is vertical
In the bottom surface of frame.
By using above-mentioned technical proposal, the height of automobile brake testing bench is adjusted by hydraulic cylinder, makes tested automobile
Locate in the horizontal plane, to improve the accuracy of automobile brake perfrmance detection.
Further, load cell is provided between the piston rod of the hydraulic cylinder and frame bottom end.
By using above-mentioned technical proposal, load cell can measure automobile axle load, obtain more comprehensive detection
Load cell setting can be avoided error caused by hydraulic cylinder by data between hydraulic cylinder and frame, and testing result is more
Stablize.
Further, the regulating device and load cell are arranged to four groups, and regulating device described in four groups and check weighing pass
The quadrangle of frame bottom end is arranged in sensor.
By using above-mentioned technical proposal, the quadrangle bottom end of frame is arranged in four groups of regulating device linkages, adjusts automobile system
It is more stable when dynamic monitor station height, and during automotive wheel test, automobile brake testing bench will not generate shaking,
To improve the accuracy of automobile brake perfrmance detection.
Further, the lateral wall of the frame is provided with the guide assembly slided up and down for frame, the guide assembly
It is set as two groups and is located on two opposite lateral walls of frame.
By using above-mentioned technical proposal, when Driven by Hydraulic Cylinder automobile brake testing bench slides up and down, guide assembly pair
Automobile brake testing bench plays guiding role, makes automobile brake testing bench more stable, automobile system during adjusting height
Detected automobile above dynamic monitor station will not shake.
Further, the guide assembly includes mounting plate, guide-track groove and track base, the outside of the mounting plate and frame
Wall is arranged in parallel, and the guide-track groove is arranged in mounting plate and is arranged close to the side of frame and along mounting plate short transverse, described to lead
Rail chair is integrally disposed upon the lateral surface of frame, and the frame is slided up and down by guide-track groove of the track base on mounting plate.
By using above-mentioned technical proposal, mounting plate is oppositely arranged vertically, automobile brake testing bench be mounted on mounting plate it
Between, track base and the mounting plate upper rail slot of frame side wall are slidably connected, and mounting plate plays sliding branch to automobile brake detector
Support effect, improves the stability of automobile brake detector.
Further, its axis direction of the outer lateral edge of the third roller is provided with support plate, the both ends of the support plate
It is vertically installed with otic placode, otic placode of the both ends of the third roller respectively with support board ends is rotatablely connected, the frame bottom wall
Support base is fixedly installed between master rotor and auxiliary cylinder, the both ends of the support plate are slidably connected with support base.
By using above-mentioned technical proposal, on the supporting plate by the setting of third roller, support plate plays branch to third roller
Support effect, in test, third roller is close to tested wheel, is tested wheel and drives the rotation of third roller, and support plate makes the
Three rollers are tightly attached to the lower section of test wheel, keep its not easily shifted.
Further, the both ends that the support base is located at support plate are provided with sliding slot, slidably connect in the sliding slot solid
The both ends of reservation, the support plate are fixedly connected with fixing seat；The pressure worked as a buffer to support plate is provided in the sliding slot
Contracting spring, the both ends of the compressed spring are fixedly connected with the bottom wall of the bottom surface of fixing seat and sliding slot respectively.
By using above-mentioned technical proposal, since the wheel diameter of different automobiles is different, when wheel is in major and minor roller
Between depress third roller when, compressed spring plays buffer function to third roller, avoid wheel from breaking third roller, and
Compressed spring plays certain driving effect to third roller, and third roller is made more to be bonded wheel.
Further, the angle of the support plate and plane and horizontal plane where third cylinder axis is 45 °.
By using above-mentioned technical proposal, when tested automotive wheel is placed between major and minor wheel, third roller with
Automotive wheel is close to closer, and the underface that third roller is arranged in wheel is avoided, and is broken by wheel.
Compared with prior art, the utility model has the beneficial effects that
(1) adjust the height of automobile brake testing bench by setting hydraulic cylinder, fix vehicle level, avoid automobile with
Horizontal plane forms angle, to accurately measure the brake force performance of vehicle, improves the accuracy of detection；When measurement multi-wheeler
When, the height of adjustable tested wheel makes tested wheel and non-test wheel be in same level height, to improve automobile
The accuracy of brake function test；
(2) by setting mounting plate, automobile brake testing bench is slided up and down along mounting plate, and mounting plate examines automobile brake
Scaffold tower is played a supporting role, and the stability of automobile brake testing bench is improved, and makes automobile brake testing bench in test automobile braking performance
It is not easy to shake when energy, improves the accuracy of automobile brake perfrmance detection；
(3) by the Buffer Unit between setting support plate and support base, when detecting, third roller is more bonded automobile
The wheel of automobile, the working order of real-time detection to wheel in time will by speed probe when wheel lock up is completed in test
Electric signal sends console to, and console control driving motor stops working, so that it is bad to protect wheel not shelled by major and minor roller.
Detailed description of the invention
Fig. 1 is the overall schematic in the utility model embodiment；
Fig. 2 is the structural schematic diagram of a series cylinder group in the utility model embodiment；
Fig. 3 be a series cylinder group in the utility model embodiment structural schematic diagram (for show it is clear, concealed third rolling
Cylinder and support plate).
Appended drawing reference: 1, frame；2, roller group；21, master rotor；22, auxiliary cylinder；3, driving motor；4, third roller；5,
Hydraulic cylinder；6, load cell；7, mounting plate；8, guide-track groove；9, track base；10, support plate；11, support base；12, sliding slot；
13, fixing seat；14, compressed spring.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
Wherein identical components are presented with like reference characters.It should be noted that word used in the following description
Language "front", "rear", "left", "right", "up" and "down" refer to the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and
"outside" refers respectively to the direction towards or away from geometric center of specific component.
As depicted in figs. 1 and 2, a kind of automobile brake testing bench, including frame 1, roller group 2, the driving electricity being rectangle
Machine 3 and third roller 4, roller group 2 are set as two pairs and are symmetricly set in frame 1, and two pairs of roller groups 2 include master rotor 21
With auxiliary cylinder 22, master rotor 21 and auxiliary cylinder 22 are arranged in frame 1 by roller bearings and bearing block respectively, and corresponding main
Roller 21 is parallel with the axis of auxiliary cylinder 22, and one end of master rotor 21 passes through bearing block and is fixedly connected with the shaft of driving motor 3,
Master rotor 21 is that chain conveyer connects with auxiliary cylinder 22.Third roller 4 be arranged between master rotor 21 and auxiliary cylinder 22, axis with
Master rotor 21 is parallel, and the height of third roller 4 is lower than master rotor 21 and auxiliary cylinder 22, and one end of third roller 4, which is connected with, to be turned
Fast sensor (not shown).
As shown in Figures 2 and 3, its axis direction of the outer lateral edge of third roller 4 is provided with support plate 10, and the two of support plate 10
End is vertically installed with otic placode, and the both ends of third roller 4 are rotatablely connected with the otic placode at 10 both ends of support plate respectively, 1 bottom wall position of frame
It is bolted between master rotor 21 and auxiliary cylinder 22 and is provided with support base 11, support base 11 is located at the both ends of support plate 10
It is provided with sliding slot 12, sliding slot 12 runs through support base 11, slidably connects fixing seat 13 in sliding slot 12, both ends of support plate 10 and solid
Reservation 13 is fixedly connected.12 bottom wall of sliding slot is provided with the compressed spring 14 worked as a buffer to support plate 10, compressed spring 14
It is welded respectively with the bottom wall of the bottom surface of fixing seat 13 and sliding slot 12 at both ends.Plane where support plate 10 and 4 axis of third roller
Angle with horizontal plane is 45 °.Support plate 10 and third roller 4 are driven by compressed spring 14, third roller 4 is enable to be close to
The wheel of tested automobile enables 4 real-time detection of third roller to the speed conditions of wheel, in time will be electric by speed probe
Signal sends console to, and corresponding console can control the operating of driving motor 3 in time.
As shown in Figure 1,1 bottom of frame is provided with the regulating device for adjusting automobile brake testing bench mounting height, adjust
Regulating device includes the hydraulic cylinder 5 for driving automobile brake testing bench to go up and down, and one end of hydraulic cylinder 5 passes through piston rod and frame 1
Bottom end be fixedly connected, the other end and the ground of hydraulic cylinder 5 are bolted to connection, hydraulic cylinder 5 perpendicular to 1 bottom surface of frame,
Hydraulic cylinder 5 is set as four groups and is separately positioned on the quadrangle of 1 bottom end of frame.Four groups of hydraulic cylinders 5 and frame are provided between 1 bottom end
Load cell, one end of load cell 6 and the piston rod of hydraulic cylinder 5 weld, and the other end is fixedly connected with fashioned iron, fashioned iron
It is bolted on 1 bottom end of frame, the hydraulic circuit of four hydraulic cylinders 5 synchronizes fixation by synchronous valve, examines automobile brake
Scaffold tower is able to maintain horizontality.The height that automobile brake testing bench is adjusted by hydraulic cylinder 5 keeps automobile holding horizontal, thus
Improve the accuracy of automobile brake perfrmance detection.
As shown in Figure 1, the lateral wall of frame 1 is provided with the guide assembly slided up and down for frame 1, guide assembly is set as
It two groups and is located on two opposite lateral walls of frame 1.Guide assembly includes mounting plate 7, guide-track groove 8 and track base 9, peace
Loading board 7 and the lateral wall of frame 1 are arranged in parallel, and it is close to the side of frame 1 and high along mounting plate 7 that mounting plate 7 is arranged in guide-track groove 8
Direction setting is spent, track base 9 is integrally disposed upon the lateral surface of frame 1, and frame 1 passes through guide-track groove of the track base 9 on mounting plate 7
8 slide up and down.Mounting plate 7 plays guiding role to frame 1, and frame 1 is made to avoid putting in adjusting height and detection process
It is dynamic, it improves automobile brake perfrmance and detects accuracy.
It the course of work of the utility model and has the beneficial effect that:
Automobile to be tested is reached into automobile brake testing bench, wheel is placed between master rotor 21 and auxiliary cylinder 22, starting
Automobile brake testing bench is adjusted to suitable height by hydraulic cylinder 5, so that the headstock of automobile and the tailstock is in same level height, is opened
Dynamic driving motor 3 detects the braking ability of automobile, and detection process is the prior art, and details are not described herein again.By hydraulic
Cylinder 5 is adjusted the height of automobile brake testing bench, and corresponding vehicle level is fixed, and avoids automobile and horizontal plane from being formed and presss from both sides
The accuracy of detection is improved so that automobile brake testing bench be enable accurately to measure the brake force performance of automobile in angle；Mounting plate 7
Fixation is supported to frame 1, prevents frame 1 from swinging in automobile brake perfrmance detection, mounting plate 7 examines automobile brake
It is scaffold tower the operation is stable, reliable.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of automobile brake testing bench, including frame (1), roller group (2), driving motor (3) and third roller (4), special
Sign is that the roller group (2) is two pairs and is symmetricly set in frame (1), and two pairs of roller groups (2) include master rotor
(21) it is arranged respectively by roller bearings and bearing block in frame with auxiliary cylinder (22), the master rotor (21) and auxiliary cylinder (22)
(1) in, and corresponding master rotor (21) is parallel with the axis of auxiliary cylinder (22), one end of the master rotor (21) and driving motor
(3) it is sequentially connected, the master rotor (21) is that chain conveyer connects with auxiliary cylinder (22), and the third roller (4) is arranged in main rolling
Between cylinder (21) and auxiliary cylinder (22), axis is parallel with master rotor (21), and one end of the third roller (4) is connected with revolving speed
Sensor；
The bottom of the frame (1) is provided with the regulating device for adjusting automobile brake testing bench mounting height.
2. automobile brake testing bench according to claim 1, which is characterized in that the regulating device includes for driving vapour
The hydraulic cylinder (5) of vehicle brake detection table lifting, one end of the hydraulic cylinder (5) is fixed by the bottom end of piston rod and frame (1)
Connection, the other end are fixedly connected with ground, and the hydraulic cylinder (5) is perpendicular to frame (1) bottom surface.
3. automobile brake testing bench according to claim 2, which is characterized in that the piston rod and frame of the hydraulic cylinder (5)
Load cell (6) are provided between frame (1) bottom end.
4. automobile brake testing bench according to claim 3, which is characterized in that the regulating device and load cell
(6) it is arranged to four groups, regulating device described in four groups and load cell (6) are arranged in the quadrangle of frame (1) bottom end.
5. automobile brake testing bench according to claim 4, which is characterized in that the lateral wall of the frame (1) is provided with
For the guide assembly that frame (1) slides up and down, the guide assembly is set as two groups and is located at opposite two of frame (1)
On lateral wall.
6. automobile brake testing bench according to claim 5, which is characterized in that the guide assembly include mounting plate (7),
Guide-track groove (8) and track base (9), the mounting plate (7) is parallel with the lateral wall of frame (1), and guide-track groove (8) setting is being pacified
The side of loading board (7) close frame (1) is simultaneously arranged along mounting plate (7) short transverse, and the track base (9) is integrally disposed upon frame
(1) lateral surface, the frame (1) are slided up and down by the guide-track groove (8) of track base (9) on mounting plate (7).
7. automobile brake testing bench according to claim 6, which is characterized in that the outer lateral edge of the third roller (4) its
Axis direction is provided with support plate (10), and the both ends of the support plate (10) are vertically installed with otic placode, the third roller (4)
The otic placode at both ends and support plate (10) both ends is rotatablely connected, and frame (1) bottom wall is located at master rotor (21) and auxiliary cylinder (22)
Between be fixedly installed support base (11), both ends and the support base (11) of the support plate (10) are slidably connected.
8. automobile brake testing bench according to claim 7, which is characterized in that the support base (11) is located at support plate
(10) both ends are provided with sliding slot (12), are slidably connected fixing seat (13) in the sliding slot (12), the support plate (10)
Both ends are fixedly connected with fixing seat (13)；The compressed spring worked as a buffer to support plate (10) is provided in the sliding slot (12)
(14), the both ends of the compressed spring (14) are fixedly connected with fixing seat (13) bottom surface and sliding slot (12) bottom wall respectively.
9. automobile brake testing bench according to claim 8, which is characterized in that the support plate (10) and third roller
(4) angle of the plane where axis and horizontal plane is 45 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820937347.2U CN208505624U (en) | 2018-06-15 | 2018-06-15 | A kind of automobile brake testing bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820937347.2U CN208505624U (en) | 2018-06-15 | 2018-06-15 | A kind of automobile brake testing bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208505624U true CN208505624U (en) | 2019-02-15 |
Family
ID=65286806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820937347.2U Active CN208505624U (en) | 2018-06-15 | 2018-06-15 | A kind of automobile brake testing bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208505624U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111693302A (en) * | 2020-06-23 | 2020-09-22 | 德州职业技术学院（德州市技师学院） | Inertia type automobile braking experimental device |
-
2018
- 2018-06-15 CN CN201820937347.2U patent/CN208505624U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111693302A (en) * | 2020-06-23 | 2020-09-22 | 德州职业技术学院（德州市技师学院） | Inertia type automobile braking experimental device |
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