CN202720118U

CN202720118U - Gas spring cycle life testing machine

Info

Publication number: CN202720118U
Application number: CN 201220387534
Authority: CN
Inventors: 张虎成; 余卫忠; 钱洁
Original assignee: CHANGZHOU GAS SPRING Co Ltd
Current assignee: CHANGZHOU GAS SPRING Co Ltd
Priority date: 2012-08-07
Filing date: 2012-08-07
Publication date: 2013-02-06
Anticipated expiration: 2022-08-07

Abstract

The utility model relates to a gas spring cycle life testing machine. The machine comprises an engine base, an upper mounting seat, a lower mounting seat and a deceleration motor, wherein the upper mounting seat and the lower mounting seat are used to install the gas spring; the deceleration motor is installed on the engine base. At least two stand columns are installed on the engine base. An upper portion and a lower portion of the two stand columns possess the upper mounting seat and the lower mounting seat. The two stand columns are arranged between the upper mounting seat and the lower mounting seat and are equipped with a slide plate which can move upwards and downwards. The lower portion of the upper mounting seat, upper and lower ends of the slide plate and the upper portion of the lower mounting seat are equipped with corresponding gas spring connection seats respectively. A driving mechanism is possessed. The driving mechanism comprises a rotating disk, a slide block and a connecting rod. The rotating disk is connected with an output shaft of the deceleration motor. A crank arranged on one side of the rotating disk is arranged in a guide groove of the slide block. A guide support is installed on the engine base. The slide block is installed on the guide groove or a guide rail of the guide support. The connecting rod which is connected with the slide block passes through the lower mounting seat and is fixedly connected with the slide plate. The structure of the utility model is reasonable. Power consumption can be greatly reduced and a service life can be prolonged.

Description

Air spring cycling life test machine

Technical field

The utility model relates to a kind of air spring cycling life test machine, belongs to the air spring technical field.

Background technology

The air spring life test machine is the duty of simulation air spring, can reach designing requirement to being tested to determine whether by gas test spring, and the air spring life test machine is the testing equipment that air spring manufacturing enterprise and product support the use producer's indispensability.Present employed air spring cycling life test machine comprises support, upper mount pad and the lower mount pad of air spring be used for to be installed and to be installed in hydraulic cylinder or reducing motor on the support, upper mount pad and lower mount pad are installed on the support, hydraulic cylinder or be connected with upper mount pad or time mount pad by the swing-bar mechanism of reducing motor control, a plurality of air springs are installed in mount pad and the lower mount pad, drive upper mount pad or lower mount pad compressed gas spring by hydraulic cylinder or swing-bar mechanism, hydraulic cylinder or reducing motor overcome the thrust of air spring and the compressed gas spring, hydraulic cylinder resets or swing-bar mechanism resets and work as, air spring automatically resets after external force is eliminated, with the duty of simulation air spring.Above-mentioned testing machine only is equipped with 12 air springs side by side between upper mount pad and lower mount pad, and every air spring approximately needs 800N thrust, but every air spring is in operation and also need overcomes elastic force ratio and frictional resistance, therefore when a plurality of air springs move simultaneously, hydraulic pressure or swing-bar mechanism need larger driving moment, so cause energy consumption larger.Moreover, because air spring is larger to getting the swing-bar mechanism impact during commutation after external force is eliminated, because mechanical wear is very large, so can shorten the serviceable life of air spring life test machine.

Summary of the invention

The purpose of this utility model provides a kind of rational in infrastructure, and energy decrease power consumption improves the air spring cycling life test machine in serviceable life.

The utility model is that the technical scheme that achieves the above object is: a kind of air spring cycling life test machine, comprise support, be used for installing upper mount pad and the lower mount pad of air spring, and be installed in reducing motor on the support, it is characterized in that: at least two columns are installed on the described support, the upper and lower of two columns has respectively upper mount pad and lower mount pad, two columns also are equipped with the slide plate that can move up and down, the bottom of upper mount pad between upper mount pad and lower mount pad, the top of the up and down two ends of slide plate and lower mount pad is respectively equipped with corresponding air spring Connection Block; Also has driving mechanism, described driving mechanism comprises rotating disk, slide block and connecting rod, rotating disk is connected with the output shaft of reducing motor, the crank that is arranged on rotating disk one side is arranged in the guide groove of slide block, guiding trestle is installed on the support, slide block is installed on the gathering sill or guide rail of guiding trestle, and the connecting rod that is connected with slide block passes lower mount pad and is fixedly connected with slide plate.

The utility model is equipped with the slide plate that can move up and down between upper mount pad and lower mount pad, and slide plate is connected with slide block by connecting rod, the motor-driven rotating disk makes connected crank mobile in the guide groove of slide block, slide block is moved up and down and drivening rod and slide plate also move up and down thereupon, because the bottom of upper mount pad, the top of the up and down two ends of slide plate and lower mount pad is respectively equipped with corresponding air spring Connection Block, therefore an exhaust spring can be connected between upper mount pad and the slide plate, another exhaust spring then is installed between slide plate and the lower mount pad, make the air spring of test be double-deck mounting structure, when the motor-driven rotating disk, crank and slide block move up and down connecting rod, because connecting rod is connected with slide plate, so in the stretching motion process of air spring, can be by the thrust of one deck air spring itself wherein, make, the thrust of lower floor's air spring can be cancelled each other, so that tend to balance, therefore tested air spring only need overcome frictional resistance and the elastic force ratio of air spring itself, driving power only is motive about 15% energy decrease power consumptions, just can drive testing machine with very little power consumption and operate for a long time, energy-conservation.The utility model since the air spring on upper strata and the thrust between lower floor's air spring can cancel each other, the moving component load is significantly reduced, do not impact when especially commutating, action is mild, mechanical wear is very little, can accomplish to exempt from maintenance, the serviceable life of significantly improving air spring cycling life test machine.

Description of drawings

Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.

Fig. 1 is the structural representation of the utility model air spring cycling life test machine.

Fig. 2 is the structural representation that the utility model air spring cycling life test machine is removed hood.

Wherein: 1-road wheel, 2-support, 3-hood, 4-frequency converter, 5-counter, 6-lower mount pad, 6-1-lower connecting base, 7-column, 8-lower floor air spring, 9-connecting rod, 10-slide plate, 10-1-middle guide pin bushing, 11-upper strata air spring, 12-upper mount pad, 12-1-upper connecting base, 13-horizontal support plate, 14-inclined bearing bar, 15-reducing motor, 16-guiding trestle, 17-rotating disk, 17-1-crank, 18-slide block.

Embodiment

See shown in Fig. 1,2, air spring cycling life test machine of the present utility model, comprise support 2, upper mount pad 12 and the lower mount pad 6 of air spring be used for to be installed, and be installed in reducing motor 15 on the support 2, at least two columns 7 are installed on the utility model support 2, the upper and lower of two columns 7 has respectively upper mount pad 12 and lower mount pad 6, two columns 7 also are equipped with mobile slide plate 10 between upper mount pad 12 and lower mount pad 6.See shown in Fig. 1 ~ 2, guide pin bushing 10-1 in the middle of the two ends of the utility model slide plate 10 are fixed with, and middle guide pin bushing 10-1 is set on each column 7, slide plate 10 can freely be moved up and down along column 7, the two ends of upper mount pad 12 are provided with upper connecting base 12-1, upper connecting base 12-1 is connected with each column 7 by securing member, the two ends of lower mount pad 6 are provided with lower connecting base 6-1, lower connecting base 6-1 is connected with each column 7 by securing member, upper connecting base 12-1 and lower connecting base 6-1 are installed in respectively on two columns 7, and can by regulating the installation site of upper connecting base 12-1 and lower connecting base 6-1, can be fit to the air spring of different operating stroke.See shown in Fig. 1,2, the top of the up and down two ends of the bottom of mount pad 12, slide plate 10 and lower mount pad 6 is respectively equipped with corresponding air spring Connection Block on the utility model, each air spring two ends is installed on each air spring Connection Block, and this air spring Connection Block can adopt threaded block, conveniently assemble and disassemble.See Fig. 1, shown in 2, six air springs are installed as upper strata air spring 11 on the utility model between mount pad 12 and the slide plate 10, six air springs also are installed as lower floor's air spring 8 between same lower mount pad 6 and the slide plate 10, the quantity of upper strata spring layer and lower floor's air spring 8 is not limit, by upper strata air spring 11 when stretching, its acting force acts on lower floor's air spring 8, with compression lower floor air spring 8, so in the stretching motion process of two-layer air spring up and down, can be by the thrust of one deck air spring itself wherein, so the thrust of levels is cancelled each other, with the decrease energy consumption.

See Fig. 1, shown in 2, the utility model also has driving mechanism, driving mechanism comprises rotating disk 17, slide block 18 and connecting rod 9, rotating disk 17 is connected with the output shaft of reducing motor 15, the crank 17-1 that is arranged on rotating disk 17 1 sides is arranged in the guide groove of slide block 18, by rotating disk 17 drive crank 17-1 rotations and along to-and-fro movement in the guide groove of slide block 18, the utility model crank 17-1 is installed on the rotating disk 17 by securing member, establish two above crank 17-1 mounting holes or elongated slot on the rotating disk 17, can be according to the radius setting of rotating disk 17, regulate distance between crank 17-1 center and rotating disk 17 centers with this, move up and down distance with control slide plate 10.See shown in Fig. 1～2, guiding trestle 16 is installed on the utility model support 2, slide block 18 is installed on the gathering sill or guide rail of guiding trestle 16, slide block 18 moves up and down along guiding trestle 16, the connecting rod 9 that is connected with slide block 18 passes lower mount pad 6 and is fixedly connected with slide plate 10, reducing motor 15 drives rotating disk 17 drive crank 17-1 and moves along the guide groove on the slide block 18, make the connecting rod 9 that is connected with slide block 18 drive slide plate 10 and make up and down rectilinear motion, two-layer air spring was made the shuttling movement of compression rebound about slide plate 10 promoted, stroke and direction by 18 motions of crank 17-1 control slide block, when descending, in the time of compression lower floor air spring 8, upper strata air spring 11 stretches voluntarily, so that most of power that compresses lower floor to be provided; And when up, when then compressing upper strata air spring 11, lower floor's air spring 8 stretches, for upper layer compression provides power.

See shown in Fig. 1,2, on the new support 2 of this practicality hood 3 is installed also, hood 3 covers on guiding trestle 16 and the reducing motor 15, improve safety in utilization, frequency converter 4 sum counters 5 are installed on the hood 3, the input end of the input end sum counter 5 of frequency converter 4 is connected with the signal controlling end of reducing motor 15, so test speed can adjust by frequency converter 4 rotating speed of reducing motors, and test number (TN) is set and control with counter 5.

See shown in Fig. 1,2 that the utility model is equipped with horizontal support plate 13 for having preferably mechanical property on upper mount pad 12 or two columns 7, at least two inclined bearing bar 14 1 ends are connected with horizontal support plate 13, the other end and support 2 connecting lines.For ease of mobile air spring cycling life test machine, support 2 bottoms are equipped with plural road wheel 1, and four road wheels 1 can be installed, the convenient laying.

Claims

1. air spring cycling life test machine, comprise support (2), be used for installing upper mount pad (12) and the lower mount pad (6) of air spring, and be installed in reducing motor (15) on the support (2), it is characterized in that: at least two columns (7) are installed on the described support (2), the upper and lower of two columns (7) has respectively upper mount pad (12) and lower mount pad (6), two columns (7) are positioned at the slide plate (10) that can move up and down, the bottom of upper mount pad (12) also are installed between mount pad (12) and the lower mount pad (6), the top of the up and down two ends of slide plate (10) and lower mount pad (6) is respectively equipped with corresponding air spring Connection Block; Also has driving mechanism, described driving mechanism comprises rotating disk (17), slide block (18) and connecting rod (9), rotating disk (17) is connected with the output shaft of reducing motor (15), the crank (17-1) that is arranged on rotating disk (17) one sides is arranged in the guide groove of slide block (18), guiding trestle (16) is installed on the support (2), slide block (18) is installed on the gathering sill or guide rail of guiding trestle (16), and the connecting rod (9) that is connected with slide block (18) passes lower mount pad (6) and is fixedly connected with slide plate (10).

2. air spring cycling life test machine according to claim 1, it is characterized in that: hood (3) also is installed on the described support (2), hood (3) covers on guiding trestle (16) and the reducing motor (15), frequency converter (4) sum counter (5) is installed on the hood (3), and the input end of the input end sum counter (5) of frequency converter (4) is connected with the signal controlling end of reducing motor (15).

3. air spring cycling life test machine according to claim 1, it is characterized in that: guide pin bushing (10-1) in the middle of the two ends of described slide plate (10) are fixed with, and middle guide pin bushing (10-1) is set on each column (7), the two ends of upper mount pad (12) are provided with upper connecting base (12-1), upper connecting base (12-1) is connected with each column (7) by securing member, the two ends of lower mount pad (6) are provided with lower connecting base (6-1), and lower connecting base (6-1) is connected with each column (7) by securing member.

4. air spring cycling life test machine according to claim 1, it is characterized in that: described crank (17-1) is installed on the rotating disk (17) by securing member, establishes two above crank (17-1) mounting holes or elongated slot on the rotating disk (17).

5. air spring cycling life test machine according to claim 1, it is characterized in that: on described upper mount pad (12) or two columns (7) horizontal support plate (13) is installed, at least two inclined bearing bar (14) one ends are connected with horizontal support plate (13), the other end and support (2) connecting line.

6. air spring cycling life test machine according to claim 1 is characterized in that: plural road wheel (1) is installed bottom the described support (2).