Brake cylinder performance test detection device

Abstract

The utility model discloses a brake cylinder performance test detection device, which belongs to the technical field of brake cylinder production and comprises a working table, a sliding groove is arranged on the working table, a fixing device is arranged on the sliding groove, the top of the working table is fixedly connected with a stand column, and an air pump is arranged at the bottom of the working table. A first motor is fixedly connected to the top of the stand column. According to the brake cylinder performance test detection device, by arranging a second motor, a rotating disc, an arc-shaped groove, a clamping plate and a connecting block, after a brake cylinder piece is placed on the base, the second motor is started firstly, so that the rotating disc in a sliding groove rotates, rotation of the rotating disc is assisted by the arc-shaped groove, and therefore a linkage rod drives the clamping plate to slide on a sliding rod; and meanwhile, the connecting block is used for limiting the sliding distance of the clamping plate, so that the brake cylinders of different sizes can be conveniently clamped and fixed, and the accuracy of the detection device is greatly improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of brake cylinder production, in particular to a brake cylinder performance test device. Background Art

[0002] The brake cylinder is a core component in the automotive braking system. Its main function is to convert the mechanical force applied by the driver through the brake pedal and the auxiliary force of the vacuum booster into hydraulic pressure. This hydraulic pressure is then transmitted to the brakes of each wheel through the brake pipe, converting hydraulic energy into mechanical energy, thereby achieving vehicle deceleration and parking. The brake cylinder needs to be tested for air tightness during the production process. Traditional air tightness testing often requires manual assistance to fix the brake cylinder, resulting in poor stability of the brake cylinder during the test, which greatly affects the accuracy of the test. Utility Model Content

[0003] In order to overcome the above-mentioned defects, the utility model provides a brake cylinder performance test detection device, which solves the problem that traditional air tightness detection often requires manual assistance to fix the brake cylinder, resulting in poor stability of the brake cylinder during the detection process, thus greatly affecting the detection accuracy.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a brake cylinder performance test and detection device, comprising a workbench, a slide groove is provided on the workbench, a fixing device is provided on the slide groove, a column is fixedly connected to the top of the workbench, an air pump is provided at the bottom of the workbench, a motor 1 is fixedly connected to the top of the column, a screw rod is provided in the column, a transmission plate is provided on the screw rod, a pressure gauge is provided at one end of the transmission plate, and a second elastic hose, a first elastic hose and a placement rack are provided on the pressure gauge;

[0005] The placement rack is provided with connecting pipe fittings, and the fixing device includes a slide rod and a base. Both ends of the slide rod are provided with connecting blocks and splints. The bottom of the splint is provided with a connecting rod. A turntable is provided in the slide groove. Both ends of the turntable are provided with arc grooves. Motor 2 is provided at the bottom of the turntable.

[0006] As a further solution of the present invention: support legs are fixedly connected to the four corners of the bottom of the workbench, the second motor and the air pump are fixedly connected to the bottom of the workbench, the two ends of the screw rod are rotatably connected to the column through bearings, and the output end of the first motor passes through the column and is fixedly connected to the top of the screw rod.

[0007] As a further solution of the present invention: the transmission plate is threadedly connected to the screw rod, one end of the transmission plate is fixedly connected to the pressure gauge, the transmission plate is slidingly connected to the column, and the two ends of the elastic hose are respectively fixedly connected to the pressure gauge and the air pump.

[0008] As a further solution of the present invention: the two ends of the elastic hose are respectively fixedly connected to the pressure gauge and the connecting pipe, a sealing ring is fixedly connected to the connecting pipe, the placement rack is fixedly connected to the pressure gauge, and the connecting pipe is overlapped on the placement rack.

[0009] As a further solution of the present invention: the connecting block and the base are fixedly connected to the top of the workbench, both ends of the sliding rod pass through the base and are fixedly connected to the connecting block, and the output end of the motor 2 passes through the workbench and is fixedly connected to the bottom of the turntable.

[0010] As a further solution of the present invention: the connecting rod is slidably connected to the arc groove and the sliding groove, and the top of the connecting rod is fixedly connected to the clamping plate, the clamping plate is slidably connected to the sliding rod, and the clamping plate is arranged on both sides of the base.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] The brake cylinder performance test detection device is provided with motor 2, a turntable, an arc groove, a connecting rod, a slide rod, a base, a clamping plate, and a connecting block. When the brake cylinder component is placed on the base, motor 2 is started first to rotate the turntable in the slide groove, and the rotation of the turntable is assisted by the arc groove, so that the connecting rod drives the clamping plate to slide on the slide rod, thereby clamping and fixing the brake cylinder component on the base. At the same time, the connecting block is used to limit the sliding distance of the clamping plate, so that it is convenient to clamp and fix brake cylinder components of different sizes, thereby greatly improving the accuracy of the detection device.

[0013] The brake cylinder performance test detection device is provided with a motor 1, an elastic hose 2, a connecting pipe, and a placement frame. When the clamping plate clamps and fixes the brake cylinder component, the motor 1 is started to rotate the screw rod, thereby causing the transmission plate to slide on the column, and through the cooperation of the pressure gauge, the connecting pipe is driven to move up and down, and then the connecting pipe is removed to be stuck in the interior of the brake cylinder component, and then the air pump is started through the elastic hose 1 to allow external air to enter the interior of the brake cylinder component, and then the pressure change of the pressure gauge is observed to judge the air tightness of the brake cylinder component, thereby greatly improving the practicality of the detection device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the motor 2 and the turntable of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the screw rod and pressure gauge of the utility model;

[0017] In the figure: 1. Workbench; 2. Support leg; 3. Column; 4. Elastic hose 1; 5. Pressure gauge; 6. Elastic hose 2; 7. Motor 1; 8. Connecting pipe; 9. Fixing device; 901. Sliding rod; 902. Base; 903. Clamp; 904. Connecting block; 905. Motor 2; 906. Turntable; 907. Arc groove; 908. Connecting rod; 10. Transmission plate; 11. Screw; 12. Placement rack; 13. Air pump; 14. Slide. DETAILED DESCRIPTION

[0018] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0019] like Figure 1-3 As shown, the utility model provides a technical solution: a brake cylinder performance test and detection device, including a workbench 1, a slide groove 14 is opened on the workbench 1, support legs 2 are fixedly connected to the four corners of the bottom of the workbench 1, motor 2 905 and air pump 13 are fixedly connected to the bottom of the workbench 1, both ends of the screw rod 11 are rotatably connected to the column 3 through bearings, the output end of motor 1 7 passes through the column 3 and is fixedly connected to the top of the screw rod 11; motor 1 7 is used to drive the screw rod 11 to rotate, so as to facilitate the transmission plate 10 to cooperate with the placement frame 12, thereby driving the connecting pipe 8 to adjust the position.

[0020] A fixing device 9 is provided on the slide 14, the top of the workbench 1 is fixedly connected to the column 3, the bottom of the workbench 1 is provided with an air pump 13, the top of the column 3 is fixedly connected to the motor 7, a screw rod 11 is provided in the column 3, a transmission plate 10 is provided on the screw rod 11, the transmission plate 10 is threadedly connected to the screw rod 11, one end of the transmission plate 10 is fixedly connected to the pressure gauge 5, the transmission plate 10 is slidably connected to the column 3, and the two ends of the elastic hose 4 are respectively fixedly connected to the pressure gauge 5 and the air pump 13; the air pump 13 injects gas into the brake cylinder through the cooperation of the connecting pipe 8, the elastic hose 14 and the elastic hose 2 6, so as to facilitate the subsequent detection of the air tightness of the brake cylinder.

[0021] A pressure gauge 5 is provided at one end of the transmission plate 10, and the pressure gauge 5 is provided with an elastic hose 2 6, an elastic hose 1 4 and a placement rack 12. The two ends of the elastic hose 2 6 are respectively fixedly connected to the pressure gauge 5 and the connecting pipe 8. A sealing ring is fixedly connected to the connecting pipe 8. The placement rack 12 is fixedly connected to the pressure gauge 5, and the connecting pipe 8 is overlapped on the placement rack 12. When the gas enters the brake cylinder through the connecting pipe 8, the pressure gauge 5 is observed multiple times to judge the air tightness of the brake cylinder.

[0022] A connecting pipe 8 is provided on the placement rack 12, and the fixing device 9 includes a slide rod 901 and a base 902. Both ends of the slide rod 901 are provided with a connecting block 904 and a clamping plate 903. The connecting block 904 and the base 902 are both fixedly connected to the top of the workbench 1. Both ends of the slide rod 901 pass through the base 902 and are fixedly connected to the connecting block 904. The output end of the motor 2 905 passes through the workbench 1 and is fixedly connected to the bottom of the turntable 906; the motor 2 905 is used to drive the turntable 906 to rotate, and with the assistance of the arc groove 907, the connecting rod 908 drives the clamping plate 903 to clamp the brake cylinder component.

[0023] A connecting rod 908 is provided at the bottom of the splint 903, and the connecting rod 908 is slidably connected to the arc groove 907 and the slide 14, and the top of the connecting rod 908 is fixedly connected to the splint 903, and the splint 903 is slidably connected to the slide bar 901, and the splint 903 is arranged on both sides of the base 902, and a turntable 906 is provided in the slide 14, and arc grooves 907 are provided at both ends of the turntable 906. A motor 2 905 is provided at the bottom of the turntable 906; the connecting rod 908 is used to drive the splint 903 to slide on the slide bar 901, so as to clamp and fix brake cylinder components of different sizes.

[0024] The working principle of the present invention is as follows: first, the brake cylinder component is placed on the base 902, and then the motor 2 905 is started to rotate the turntable 906, and the rotation of the turntable 906 is assisted by the arc groove 907, so that the connecting rod 908 drives the clamping plate 903 to slide on the slide rod 901, so that the clamping plate 903 clamps and fixes the brake cylinder component, and then according to the size of the brake cylinder component, the motor 17 is started, and the transmission plate 10 drives the connecting pipe 8 to move up and down through the rotation of the screw rod 11, and then the connecting pipe 8 is inserted into the interior of the brake cylinder component, and then the air pump 13 is started through the elastic hose 14, so that the outside air enters the interior of the brake cylinder component, and then the pressure change of the pressure gauge 5 is observed to judge the air tightness of the brake cylinder component.

[0025] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0026] The above describes in detail the preferred embodiments of this patent, but this patent is not limited to the above embodiments. Various changes can be made within the scope of knowledge possessed by ordinary technicians in this field without departing from the purpose of this patent.

Claims

1. A brake cylinder performance test device, comprising a workbench (1), characterized in that: The workbench (1) is provided with a chute (14), the chute (14) is provided with a fixing device (9), the top of the workbench (1) is fixedly connected to a column (3), the bottom of the workbench (1) is provided with an air pump (13), the top of the column (3) is fixedly connected to a motor 1 (7), a screw rod (11) is provided in the column (3), a transmission plate (10) is provided on the screw rod (11), a pressure gauge (5) is provided at one end of the transmission plate (10), and the pressure gauge (5) is provided with an elastic hose 2 (6), an elastic hose 1 (4) and a placement rack (12); The placement rack (12) is provided with a connecting pipe (8), the fixing device (9) includes a slide rod (901) and a base (902), both ends of the slide rod (901) are provided with a connecting block (904) and a clamping plate (903), the bottom of the clamping plate (903) is provided with a connecting rod (908), a turntable (906) is provided in the slide groove (14), both ends of the turntable (906) are provided with an arc groove (907), and the bottom of the turntable (906) is provided with a second motor (905).

2. A brake cylinder performance test and detection device according to claim 1, characterized in that: Support legs (2) are fixedly connected to the four corners of the bottom of the workbench (1), the second motor (905) and the air pump (13) are fixedly connected to the bottom of the workbench (1), the two ends of the screw rod (11) are rotatably connected to the column (3) through bearings, and the output end of the first motor (7) passes through the column (3) and is fixedly connected to the top of the screw rod (11).

3. A brake cylinder performance test and detection device according to claim 2, characterized in that: The transmission plate (10) is threadedly connected to the screw rod (11), one end of the transmission plate (10) is fixedly connected to the pressure gauge (5), the transmission plate (10) is slidably connected to the column (3), and the two ends of the elastic hose (4) are respectively fixedly connected to the pressure gauge (5) and the air pump (13).

4. A brake cylinder performance test and detection device according to claim 3, characterized in that: The two ends of the second elastic hose (6) are respectively fixedly connected to the pressure gauge (5) and the connecting pipe (8), and a sealing ring is fixedly connected to the connecting pipe (8). The placement rack (12) is fixedly connected to the pressure gauge (5), and the connecting pipe (8) is overlapped on the placement rack (12).

5. A brake cylinder performance test and detection device according to claim 4, characterized in that: The connecting block (904) and the base (902) are both fixedly connected to the top of the workbench (1); both ends of the sliding rod (901) pass through the base (902) and are fixedly connected to the connecting block (904); and the output end of the second motor (905) passes through the workbench (1) and is fixedly connected to the bottom of the turntable (906).

6. A brake cylinder performance test and detection device according to claim 5, characterized in that: The connecting rod (908) is slidably connected to the arc groove (907) and the sliding groove (14), and the top of the connecting rod (908) is fixedly connected to the clamping plate (903), and the clamping plate (903) is slidably connected to the sliding rod (901), and the clamping plate (903) is arranged on both sides of the base (902).

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