CN2427404Y

CN2427404Y - Automatic triangle wood device for automobile detecting plat form

Info

Publication number: CN2427404Y
Application number: CN 00224807
Authority: CN
Inventors: 张建新; 胡有斌; 罗安
Original assignee: CHANGSHA CAR INSPECTION AND MEASUREMENT STATION HUNAN
Current assignee: CHANGSHA CAR INSPECTION AND MEASUREMENT STATION HUNAN
Priority date: 2000-05-15
Filing date: 2000-05-15
Publication date: 2001-04-25
Anticipated expiration: 2010-05-15

Abstract

The utility model relates to a mooring device for automobile detecting platforms, more specifically an automatic triangle wood device for automobile detecting platforms, which is composed of triangle wood, a trailing bar and a driving mechanism, wherein, one corner of the triangle wood is hinged on the trailing bar positioned on the plane of an automobile way, the trailing bar is connected with the driving mechanism, and one side of the triangle wood below the automobile way is leaned against a fixing object. At other times, the triangle wood is positioned below the plane of the automobile way, and the pass of the automobile can not be influenced. When the detected automobile is positioned on the stand of the detecting platform, the triangle wood is driven by the driving mechanism to roll over onto the plane of the automobile way from the lower part of the plane of the automobile way and continuously moves for being abutted on a driven wheel of the automobile to be positioned. After the detection, the triangle wood is reset by the driving mechanism, the automatic positioning is realized, and the detection efficiency is increased.

Description

Automatic triangular wood unit for test platform of car

The utility model relates to a kind of vehicle inspection and test platform vehicle mooring gear, specifically is automatic triangular wood unit for test platform of car.

The vehicle inspection and test platform is at the speed of a motor vehicle of carrying out vehicle, chassis horsepower output, during project testing such as fuel oil consumption and acceleration capability, the common practice is the supporting test cylinder rotation that is driven checkout stand by the driving wheel of tested automobile, and cylinder is regarded as ground, be that vehicle is static, move backward on ground.For prevent to be examined the vehicle checkout stand of escaping out in detection, automobile stand detecting operation code requirement is laid the mooring gear of cleat (car is laid down) as vehicle before the flower wheel of tested vehicle, to prevent moving forward and backward of vehicle.When vehicles whose braking forces detects, in order to improve the authenticity that detects data, the use of the monitor station that swift is high-speed is more and more, for increasing the friction coefficient between detected wheel of vehicle and the idler pulley, another that usually uses also that cleat places tested vehicle prevents that vehicle from recessing test desk after to wheel, to improve the accuracy of test.Form by the triangle of wooden band handle is wooden at widely used traditional triangle wood at present always, during use, be triangle wood to be inserted the below of wheel from the both sides of vehicle by manually holding handle, because the difference of vehicle, the wheelspan of vehicle is different with wheelbase, need manually regulate, not only labour intensity is big, and has reduced detection efficiency.

The purpose of this utility model just provides a kind of automatic triangular wood unit for test platform of car, not only can realize the full-automation that detects, improves detection efficiency, and is adapted to various vehicles.

The technical solution of the utility model is: be made up of cleat, planker and driver train, wherein one of cleat jiao is hinged on the planker that is positioned on the plane, track, and planker connects with driver train, leans against on the fixture in one side of the cleat below the plane, track.

According to technique scheme, because a jiao of cleat is to be hinged on the planker that is positioned on the plane, track, cleat is the below that is positioned at detection platform at ordinary times like this, and is smooth to guarantee the track, do not influence passing through of vehicle.Because the side at cleat below the plane, track leans against on the fixture, when the drive mechanism planker moves on the plane, track, cleat is under the obstruction of fixture, just can upwards rotate around hinge-point, just move on the wheel that is against detected automobile along tested longitudinal vehicle axis direction with planker after forwarding on the detection stand, driver train stops to drive and cleat being locked, realized the automatically regulating wheelbase, self-orientation need not manual operation, not only is swift in motion, time for positioning is short, improved detection efficiency, and simple, convenient, alleviated people's labour intensity.

The utility model is equipped with elastic roller on the face that is used on the cleat walk, when cleat turns on the plane, track, elastic roller is just supporting cleat and is moving on the plane, track, the quality of cleat path of motion and the stability of motion have been improved, when cleat is against when being under pressure on the wheel, elastic roller is withdrawn in the cleat, to guarantee the reliability of cleat location.

The utility model is equipped with two cleats on planker, wherein the inner edge spacing of two cleats is less than the minimum wheelspan of automobile, the outside spacing is greater than the maximum wheelspan of automobile, like this, the automobile of model whatsoever, its two-wheeled all can fall into the bearing zone of two cleats, need not manually to regulate according to the vehicle of tested vehicle, and is simple, convenient.

Planker of the present utility model is that the connector by two cleat spacings of scalable connects with driver train, regulates the spacing of two cleats when being convenient to install like this.

The utility model is equipped with shock absorber on fixture, be to constitute by dash plate and torsion spring, after vehicle inspection and test finishes, driver train just drives planker makes cleat toward swivel motion, after motion put in place, cleat just can rotate around hinge-point, fell to from the plane, track, by dash plate compression torsion spring, shock absorber makes cleat steadily enter the initial position.When cleat is dragged when hinge-point upwards rotates, torsion spring also promotes upwards upset of cleat by dash plate, make it be turned on the plane, track smoothly reliably, dash plate also forwards the position concordant with the plane, track under the effect of torsion spring, not only make whole detection device smooth attractive in appearance, and perform the buffering preparation for cleat resets.

In order to realize full-automatic control, bearing surface at cleat is equipped with the pressure-responsive device that is made of pressure responsive panels, pressure responsive panels guide piece and biography device, when pressure responsive panels touches the wheel of being examined vehicle, pressure responsive panels moves backward at the pressure lower edge of wheel pressure responsive panels guide piece, touch sensor, sensor sends signal, makes actuating device stop to drive, and cleat enters mode of operation.After tested detecting test of vehicle finished, monitor station sent signal or draws car person and send signal, and driver train work oppositely moves cleat by planker, gets back to the initial position.

Therefore, the automatic triangular wood unit for test platform of car modern design that the utility model provides, rational in infrastructure not only can realize full-automatic operation control, and adapt to various vehicle, not only alleviate staff's labour intensity greatly, and improved detection efficiency.

Describe in detail below in conjunction with the embodiment accompanying drawing.

At first accompanying drawing is described.

Fig. 1 represents structural representation of the present utility model;

The birds-eye view of Fig. 2 presentation graphs 1,

Fig. 3 represents the structural representation of cleat,

Fig. 4, Fig. 5 represent the two states scheme drawing of shock absorber respectively;

Fig. 6 represents the running condition scheme drawing.

Referring to Fig. 1, Fig. 2, the utility model comprises cleat body 1, it is a tri-prismoid, article one, rib is hinged on the scalable attaching parts 5 by pivot pin 2, two cleat bodies 1 are contained on the planker 3 by scalable attaching parts 5 symmetries, wherein the inner edge spacing of two cleat bodies 1 is less than the automobile wheel track of minimum, and outer back gauge is then greater than the automobile wheel track of maximum.The roller 8 of band spring 13 is housed on the face that is used to walk on the cleat body 1, the pressure-responsive device that is made of pressure responsive panels 7, pressure responsive panels guide piece 16 and sensor 15 is housed, as shown in Figure 3 on the face that is used to support.Driver train adopts pneumatic or hydraulic gear, cylinder 6 promptly is housed on cylinder block 9, cylinder pull bar 4 is housed in the cylinder 6, cylinder pull bar 4 is connected the middle part of planker 3, digging two melt pits with corresponding position, cleat body 1 initial position, the edge of melt pit is fixture and the shock absorber that is made of dash plate 17 and torsion spring 19 is housed that dash plate 17 links together by pin 19 and torsion spring 18, shown in Fig. 4,5.Planker 3 and scalable attaching parts 5 are positioned on the plane, track, and driver train then is positioned at guide channel.

At ordinary times, when cleat was in the initial position, cleat body 1 was positioned at melt pit 19 and leans against on the edge of melt pit 19, and examined automobile does not drive into with can having any obstruction and detects on the stand 20, and is parked in the detection position.Air-actuator work this moment, when cylinder pull bar 4 driving plankers 3 move on the plane, track, cleat body 1 just can upwards rotate around hinge-point under the edge of melt pit hinders, simultaneously, dash plate 17 also applies a thrust that makes progress to cleat body 1 under the effect of torsion spring 18, cleat body 1 just is turned on the plane, track, and on the plane, track, walk with planker 3, road wheel 8 had both played a directional tagging, also reduced simultaneously friction drag, at this moment, dash plate 17 makes progress rotatable cover on melt pit under torsion spring 18 effects.When cleat body 1 moves to pressure responsive panels 7 and automotive driven wheel 21 and contacts, pressure responsive panels 7 is owing to be subjected to the pressure of flower wheel 21, move backward along pressure responsive panels guide piece 16, touch sensor 15, sensor 15 sends signal, the air pressure driver train quits work, and cleat body 1 is locked in mode of operation, like this, when carrying out vehicle inspection and test, cleat just will be examined vehicle and will be tethered in the detection position, prevent moving forward and backward of vehicle.After detecting test of vehicle finishes, monitor station sends signal or draws car person and send signal, make air pressure driver train reverse operation, cylinder pull bar 4 just spurs planker 3 makes cleat body 1 toward swivel motion, when moving to the melt pit position, cleat body 1 just can fall in the melt pit 19 from the plane, track around hinge-point, and this moment is by dash plate 17 compression torsion springs 18, cleat body 1 is rotated down around hinge-point and slowly enters in the melt pit 19, and automobile can be left the plane, track swimmingly.

Claims

1, a kind of automatic triangular wood unit for test platform of car, form by cleat, planker and driver train, one jiao that it is characterized in that cleat is hinged on the planker that is positioned on the plane, track, and planker connects with driver train, leans against on the fixture in one side of the cleat below the plane, track.

2, automatic triangular wood unit for test platform of car according to claim 1 is characterized in that on the face that is used on the cleat walk elastic roller being housed.

3, automatic triangular wood unit for test platform of car according to claim 1 is characterized in that being equipped with two cleats on planker, wherein the inner edge spacing of two cleats is less than the minimum wheelspan of automobile, and the outside spacing is greater than the maximum wheelspan of automobile.

4, automatic triangular wood unit for test platform of car according to claim 1 is characterized in that planker is that connector by two cleat spacings of scalable connects with driver train.

5, automatic triangular wood unit for test platform of car according to claim 1 is characterized in that being equipped with the shock absorber that is made of dash plate and torsion spring on fixture.

6, automatic triangular wood unit for test platform of car according to claim 1 is characterized in that being equipped with the pressure-responsive device that is made of pressure responsive panels, pressure responsive panels guide piece and sensor on the face that is used on the cleat support.