阅读说明：本技术 大型电传动矿车湿式多盘制动器密封检测装置及使用方法 (Sealing detection device for wet-type multi-disc brake of large electric transmission mine car and application method ) 是由 段景飞 刘文忠 郭海全 董志明 陈鹏彪 李显武 温春梅 邬鹏程 张成硕 陶森阳 于 2021-07-09 设计创作，主要内容包括：本发明公开了一种大型电传动矿车湿式多盘制动器密封检测装置,包括：底座、第一基准座、第二基准座,第一基准座、第二基准座固定在底座上部；第一基准座上部固定有电动推杆支座、滚动导轨,电动机安装在电动推杆支座上,电动机通过推进机构连接动力马达支架；动力马达支架滑动安装在滚动导轨上,动力马达连接座固定在动力马达支架的上部,动力马达固定在动力马达连接座上,主动轴连接在动力马达、连接盘之间；制动安装支座、随动保持装置固定在第二基准座上部。本发明还公开了一种大型电传动矿车湿式多盘制动器密封检测装置的使用方法。利用本发明检测湿式多盘制动器的各项性能时,在解决检测密封性能问题的同时,还能够提高检测效率。(The invention discloses a sealing detection device for a wet-type multi-disc brake of a large electric transmission mine car, which comprises: the first reference seat and the second reference seat are fixed on the upper part of the base; an electric push rod support and a rolling guide rail are fixed on the upper part of the first reference seat, an electric motor is installed on the electric push rod support, and the electric motor is connected with a power motor support through a propelling mechanism; the power motor support is slidably arranged on the rolling guide rail, the power motor connecting seat is fixed at the upper part of the power motor support, the power motor is fixed on the power motor connecting seat, and the driving shaft is connected between the power motor and the connecting plate; and the brake mounting support and the follow-up holding device are fixed on the upper part of the second reference seat. The invention also discloses a use method of the wet multi-disc brake sealing detection device for the large electric transmission tramcar. When the invention is used for detecting various performances of the wet-type multi-disc brake, the problem of detecting the sealing performance is solved, and meanwhile, the detection efficiency can be improved.)

1. Large-scale electric drive mine car wet-type polydisc stopper seals detection device, its characterized in that includes: the device comprises a base, a first reference seat and a second reference seat; the first reference seat and the second reference seat are fixed on the upper part of the base, the first reference seat is positioned on the left side, and the second reference seat is positioned on the right side; an electric push rod support and a rolling guide rail are fixed on the upper portion of the first reference seat, the electric push rod support is located at the left end portion of the rolling guide rail, an electric motor is installed on the electric push rod support, and the electric motor is connected with a power motor support through a propelling mechanism; the lower part of the power motor support is slidably arranged on the rolling guide rail, the power motor connecting seat is fixed on the upper part of the power motor support, the power motor is fixed on the power motor connecting seat, one end of a driving shaft is connected to a rotating shaft of the power motor, and the other end of the driving shaft is connected with a connecting disc; the brake mounting support and the follow-up retaining device are fixed on the upper portion of the second reference seat, the follow-up retaining device is located between the brake mounting support and the first reference seat, a detection device control cabinet and a fixed retainer are arranged on the brake mounting support, and the fixed retainer is opposite to the connecting disc in position.

2. A large electric drive car wet multi-disc brake seal detection apparatus as claimed in claim 1, wherein the follower holding means is provided with flexible rollers.

3. The wet-type multi-disc brake sealing detection device for the large electric transmission mining car according to claim 1, wherein an oil collecting box is arranged at the lower part of the second reference seat, and the oil collecting box is connected between the second reference seat and the base.

4. The wet multi-disc brake seal detection device for the large electric transmission tramcar according to claim 1, wherein the propulsion mechanism comprises: an external connecting cylinder, a push rod and a hinge seat; the pivot of motor is connected an external cylinder, and external cylinder is provided with the internal thread, and articulated seat fixed connection is in power motor support lower part, and the push rod is provided with the external screw thread, and a push rod one end threaded connection external cylinder, the other end is articulated mutually with articulated seat.

5. The wet multi-disc brake sealing detection device for the large electric drive mining car according to claim 1, wherein the connecting disc is provided with a brake connecting through hole, and a screw is arranged in the brake connecting through hole.

6. The device for detecting the sealing of the wet-type multi-disc brake of the large-scale electric transmission mine car according to claim 1, wherein the power motor is a hydraulic motor, a connecting flange and a coupling are arranged between the hydraulic motor and the connecting disc, a rotating shaft of the hydraulic motor is connected with the connecting flange, and the coupling is connected between the connecting flange and the driving shaft.

7. The use method of the sealing detection device for the wet-type multi-disc brake of the large electric transmission tramcar as claimed in any one of claims 1 to 6 comprises the following steps:

the right end of the wet-type multi-disc brake is arranged on a fixed retainer of a brake mounting support, and the lower part of the wet-type multi-disc brake is abutted against a follow-up retaining device;

the propulsion mechanism pushes the power motor support to move towards the right side, and after the connecting disc is aligned with the wet-type multi-disc brake, the friction plate group of the wet-type multi-disc brake is fixedly connected with the connecting disc by the screw;

the power motor drives the connecting disc to rotate through the driving shaft, the connecting disc drives the friction plate set of the wet-type multi-disc brake to rotate, the working state of the wet-type multi-disc brake is simulated, and the sealing performance of a cooling cavity of the wet-type multi-disc brake is detected.

8. The use method of the wet multi-disc brake sealing detection device of the large electric transmission tramcar according to claim 7, characterized in that the lower part of the wet multi-disc brake is dragged by a follow-up holding device provided with a flexible roller to ensure the reliable fixation of the brake; and integrally mounting the wet multi-disc brake on the fixed retainer by using a quick-assembling fastener on the wet multi-disc brake.

9. The use method of the sealing detection device for the wet multi-disc brake of the large electric transmission tramcar as claimed in claim 7, is characterized in that the control system in the detection control cabinet controls the power motor to rotate, and the control system in the detection control cabinet is used for rotating the friction plate set of the wet multi-disc brake; in the process of rotating the friction plate set of the wet-type multi-disc brake, the flowing lubricating oil falls into the oil collecting box at the lower part.

10. The use method of the wet multi-disc brake seal detection device for the large electric transmission mining car according to claim 7, wherein the electric motor drives the external cylinder to rotate, and the push rod extends to push the power motor bracket to slide on the rolling guide rail to the right.

Technical Field

The invention belongs to a detection technology of a large electric transmission mine car, and particularly relates to a sealing detection device of a wet-type multi-disc brake of the large electric transmission mine car and a using method thereof.

Background

The wet-type multi-disc brake is an important part of a brake system of an electric drive mining vehicle, has good sealing performance and enough strength, can generate a large amount of heat energy by a friction plate set in the use process of the wet-type multi-disc brake, adopts flowing media to bring the generated heat energy into an external radiator, and carries out cooling through the radiator and other devices, so that a cooling cavity of the wet-type multi-disc brake is required to be still in a sealing state when the friction plate set of the brake rotates.

However, the wet-type multi-disc brake is large in size and weight, so that the static friction force of the friction plate set is very large, the manual detection is difficult to overcome, and whether the wet-type multi-disc brake meets the sealing performance of the technical requirement cannot be judged, so that the running reliability of the mining truck product is reduced, and meanwhile, a large amount of manpower and material resource losses are brought.

Disclosure of Invention

The invention aims to provide a sealing detection device for a wet multi-disc brake of a large electric transmission tramcar and a use method thereof, which can solve the problem of detecting the sealing performance and improve the detection efficiency when detecting various performances of the wet multi-disc brake.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

large-scale electric drive mine car wet-type polydisc stopper seals detection device includes: the device comprises a base, a first reference seat and a second reference seat; the first reference seat and the second reference seat are fixed on the upper part of the base, the first reference seat is positioned on the left side, and the second reference seat is positioned on the right side; an electric push rod support and a rolling guide rail are fixed on the upper portion of the first reference seat, the electric push rod support is located at the left end portion of the rolling guide rail, an electric motor is installed on the electric push rod support, and the electric motor is connected with a power motor support through a propelling mechanism; the lower part of the power motor support is slidably arranged on the rolling guide rail, the power motor connecting seat is fixed on the upper part of the power motor support, the power motor is fixed on the power motor connecting seat, one end of a driving shaft is connected to a rotating shaft of the power motor, and the other end of the driving shaft is connected with a connecting disc; the brake mounting support and the follow-up retaining device are fixed on the upper portion of the second reference seat, the follow-up retaining device is located between the brake mounting support and the first reference seat, a detection device control cabinet and a fixed retainer are arranged on the brake mounting support, and the fixed retainer is opposite to the connecting disc in position.

Further, the follow-up holding device is provided with a flexible roller.

Furthermore, an oil collecting box is arranged at the lower part of the second reference seat and connected between the second reference seat and the base.

Further, the advancing mechanism includes: an external connecting cylinder, a push rod and a hinge seat; the pivot of motor is connected an external cylinder, and external cylinder is provided with the internal thread, and articulated seat fixed connection is in power motor support lower part, and the push rod is provided with the external screw thread, and a push rod one end threaded connection external cylinder, the other end is articulated mutually with articulated seat.

Furthermore, the connecting disc is provided with a brake connecting through hole, and a screw rod is arranged in the brake connecting through hole.

Furthermore, the power motor selects a hydraulic motor, a connecting flange and a coupling are arranged between the hydraulic motor and the connecting disc, a rotating shaft of the hydraulic motor is connected with the connecting flange, and the coupling is connected between the connecting flange and the driving shaft.

The application method of the wet multi-disc brake sealing detection device for the large electric transmission tramcar comprises the following steps:

the right end of the wet-type multi-disc brake is arranged on a fixed retainer of a brake mounting support, and the lower part of the wet-type multi-disc brake is abutted against a follow-up retaining device;

the propulsion mechanism pushes the power motor support to move towards the right side, and after the connecting disc is aligned with the wet-type multi-disc brake, the friction plate group of the wet-type multi-disc brake is fixedly connected with the connecting disc by the screw;

the power motor drives the connecting disc to rotate through the driving shaft, the connecting disc drives the friction plate set of the wet-type multi-disc brake to rotate, the working state of the wet-type multi-disc brake is simulated, and the sealing performance of a cooling cavity of the wet-type multi-disc brake is detected.

Preferably, the lower part of the wet-type multi-disc brake is dragged by a follow-up holding device provided with a flexible roller, so that the brake is ensured to be reliably fixed; and integrally mounting the wet multi-disc brake on the fixed retainer by using a quick-assembling fastener on the wet multi-disc brake.

Preferably, the control system in the detection control cabinet controls the power motor to rotate, and the control system in the detection control cabinet is utilized to rotate the friction plate set of the wet-type multi-disc brake; in the process of rotating the friction plate set of the wet-type multi-disc brake, the flowing lubricating oil falls into the oil collecting box at the lower part.

Preferably, the motor drives the external cylinder to rotate, the push rod extends, and the power motor support is pushed to slide towards the right side on the rolling guide rail.

The invention has the technical effects that:

1. the invention can effectively detect various performances of the wet-type multi-disc brake and keep the sealing performance during detection.

2. When various performances of the wet-type multi-disc brake are detected, the invention can improve the detection efficiency while solving the problem of detecting the sealing performance.

3. When various performances of the wet-type multi-disc brake are detected, the rapid installation of the wet-type multi-disc brake can be realized by using the invention, and the rapid butt joint installation is realized.

Drawings

FIG. 1 is a schematic structural view of a sealing detection device for a wet multi-disc brake of a large electric tramcar according to the present invention;

FIG. 2 is a front view of one side of the fixed holder of the present invention;

FIG. 3 is a diagram showing the state of the sealing detection device for the wet multi-disc brake of the large electric tramcar.

1. A base; 2. a reference base; 3. an electric push rod support; 4. a rolling guide rail; 5. an electric motor; 6. a power motor mount; 7. a push rod; 8. a power motor connecting seat; 9. a power motor; 10. a connecting flange; 11. a coupling; 12. a drive shaft; 13. a connecting disc; 14. an oil collecting box; 15. a brake mounting bracket; 16. a follow-up holding device; 17. a control cabinet; 18. fixing the retainer; 19. a flexible roller; 20. a second reference base; 21. an external connection cylinder; 22. a hinged seat; 23. wet-type multi-disc brake.

Detailed Description

The following description sufficiently illustrates specific embodiments of the invention to enable those skilled in the art to practice and reproduce it.

FIG. 1 is a schematic structural diagram of the wet multi-disc brake sealing detection device for a large electric tramcar according to the present invention. As shown in fig. 2, is a front view of one side of the fixed holder of the present invention.

Large-scale electric drive mine car wet-type polydisc stopper seals detection device, its structure includes: the device comprises a base 1, a first reference base 2, an electric push rod support 3, a rolling guide rail 4, an electric motor 5, a power motor support 6, a push rod 7, a power motor connecting base 8, a power motor 9, a connecting flange 10, a coupler 11, a driving shaft 12, a connecting disc 13, an oil collecting box 14, a brake mounting support 15, a follow-up retaining device 16, a detection device control cabinet 17, a fixed retainer 18, a flexible rolling shaft 19, a second reference base 20, an external connecting cylinder 21 and a hinge base 22.

The base 1 is used for fixing parts thereon, is of a frame structure and is formed by welding structural steel, and a plurality of mounting holes which are symmetrically distributed are formed in the bottom. The first reference seat 2 and the second reference seat 20 are fixed on the upper part of the base 1, the first reference seat 2 is positioned on the left side, and the second reference seat 20 is positioned on the right side.

An electric push rod support 3 and a rolling guide rail 4 are fixed on the upper portion of the first reference seat 2, the electric push rod support 3 is located at the end portion of the left side of the rolling guide rail 4, an electric motor 5 is installed on the electric push rod support 3, and the electric motor 5 is connected with a power motor support 6 through a propelling mechanism. In the preferred embodiment, the propulsion mechanism comprises: an external connecting cylinder 21, a push rod 7 and a hinge seat 22; an external cylinder 21 is connected in the pivot of motor 5, and an external cylinder 21 is provided with the internal thread, and push rod 7 is provided with the external screw thread, and articulated seat 22 fixed connection is in power motor support 6 lower part, and push rod 7 one end threaded connection is on external cylinder 21, and the other end is articulated mutually with articulated seat 22.

The lower part of the power motor support 6 is slidably arranged on the rolling guide rail 4, the power motor connecting seat 8 is fixed on the upper part of the power motor support 6, the power motor 9 is fixed on the power motor connecting seat 8, one end of the driving shaft 12 is connected on a rotating shaft of the power motor 9, and the other end of the driving shaft is connected with the connecting disc 13. The connecting disc 13 is provided with a brake connecting through hole, and a screw is arranged in the brake connecting through hole.

In the preferred embodiment, the power motor 9 is a hydraulic motor. The hydraulic motor is an actuator of the hydraulic system, which converts the hydraulic pressure energy provided by the hydraulic pump into mechanical energy (torque and rotational speed) of its output shaft. In order to match with the working condition of the hydraulic motor, a connecting flange 10 and a coupling 11 are added, the rotating shaft of the hydraulic motor is connected with the connecting flange 10, and the coupling 11 is connected between the connecting flange 10 and a driving shaft 12.

The brake mounting support 15 and the follow-up holding device 16 are fixed on the upper part of the second reference seat 20, and the follow-up holding device 16 is positioned between the brake mounting support 15 and the first reference seat 2. The brake mounting support 15 is provided with a detection device control cabinet 17 and a fixed retainer 18, and the fixed retainer 18 is opposite to the connecting disc 13.

The follow-up holding device 16 is of a special-shaped structure, and the follow-up holding device 16 is provided with a flexible roller 19. The detection device control cabinet 17 is used for controlling the starting and stopping of the motor 5 and the power motor 9. In order to collect the lubricating oil flowing out from the wet type multi-disc brake 20 during the detection process, an oil collecting box 14 is arranged at the lower part of the second reference seat 20, and the lower part of the oil collecting box 14 is connected with the base 1.

FIG. 3 shows a state diagram of the sealing detection device for the wet multi-disc brake of the large electric tramcar.

The application method of the wet multi-disc brake sealing detection device for the large electric transmission tramcar specifically comprises the following steps:

step 1: the right end of a wet type multi-disc brake 20 is arranged on a fixed retainer 18 of a brake mounting support 15, and the lower part of a wet type multi-disc brake 23 is abutted against a follow-up retaining device 16;

the lower part of the wet-type multi-disc brake 23 is dragged by the special-shaped follow-up holding device 16 provided with the flexible roller 19, so that the brake is reliably fixed. The wet multi-disc brake 20 is integrally mounted to the fixed holder 18 of the brake mounting bracket 15 using a quick-fit fastener on the wet multi-disc brake 20.

Step 2: the motor 5 drives the push rod 7 to work, the push rod 7 pushes the power motor support 6 to move towards the right side, and after the connecting disc 13 is aligned with the wet-type multi-disc brake 20, the friction plate group of the wet-type multi-disc brake 20 is fixedly connected with the connecting disc 13 through a screw;

the motor 5 drives the external cylinder 21 to rotate, the push rod 7 extends, and the power motor support 6 is pushed to slide towards the right side on the rolling guide rail 4.

The rolling guide rail 4 on the base 1, and the electric push rod support 3, the motor 5 and the push rod 7 which are fixed on the reference seat 2 are matched for use, automatic movement is realized by utilizing a control system in the detection control cabinet 17, the problem of clamping and stopping caused by deviation generated during movement can be effectively eliminated by adopting a hinged propulsion mode, and rapid butt joint installation is realized.

And step 3: the power motor 9 drives the connecting disc 13 to rotate through the driving shaft 12, the connecting disc 13 drives the friction disc set of the wet-type multi-disc brake 20 to rotate, the working state of the wet-type multi-disc brake 20 is simulated, and the sealing performance of the cooling cavity of the wet-type multi-disc brake 20 is detected.

The control system in the detection control cabinet 17 controls the power motor 9 to rotate, the control system in the detection control cabinet 17 is utilized to realize automatic rotation of the friction plate set of the wet-type multi-disc brake 20, and the design of the connecting flange 10 and the coupling 11 can compensate the interface error of the friction plate set of the connecting disc 13 and the wet-type multi-disc brake 20, so that quick installation is realized.

During the rotation of the friction plate set of the wet multi-disc brake 20, a part of the lubricating oil flows out, and the flowing lubricating oil falls into the oil collecting box 14 at the lower part, so that the lubricating oil generated during detection is recovered.

The wet type multi-disc brake 20 is a cylinder piston structure component, the sealing requirement of a cooling cavity of the wet type multi-disc brake 20 is strict during working, if effective sealing detection is not carried out, the serious leakage problem can be caused, the manual detection of the sealing performance is very difficult, and after the invention is used, the problem of the detection sealing performance can be solved during the sealing detection process of the wet type multi-disc brake 20, and meanwhile, the detection efficiency is improved.

The terminology used herein is for the purpose of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.