Bullet train brake clamp machining and positioning clamp

Abstract

The utility model provides a bullet train brake clamp processing positioning clamp, which relates to the technical field of positioning clamps, and comprises a positioning clamping group, one side of the positioning clamping group is provided with a pressure sensing sheet fixedly installed with a positioning support plate, one end of the pressure sensing sheet is fixedly provided with a telescopic positioning column, and the other end of the pressure sensing sheet is provided with a pressure sensor. And the pressure sensing sheet is in signal connection with a main control board. The positioning and supporting structure has the advantages that the clamping structure capable of being rotationally adjusted is arranged in the positioning and supporting structure, the direction of the clamping structure is adjusted according to the clamping requirement of each clamping point position of the motor car brake clamp, and the clamping structure can conveniently clamp and fix different point positions of the motor car brake clamp; and meanwhile, the pressure detection structure is arranged to carry out pressure detection on the point position of the clamped motor car brake clamp, the indication structure is controlled to carry out indication according to pressure information, whether the point position of the motor car brake clamp is clamped and positioned or not is conveniently judged according to the indication information, and the using accuracy and convenience of the positioning clamp are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of positioning fixtures, in particular to a positioning fixture for machining a motor vehicle brake clamp. Background Art

[0002] The EMU brake caliper is an important part of the EMU bogie brake assembly and plays an important role in the movement of the entire vehicle. During the processing of the EMU brake caliper, the traditional positioning method of the EMU brake caliper is through marking, alignment and vise clamping. Due to the irregular shape of the EMU brake caliper, the positioning operation is time-consuming and labor-intensive, and the processing efficiency is low. Therefore, a positioning fixture is required to position the EMU brake caliper during the processing.

[0003] However, the existing positioning fixture is not convenient for judging whether the clamping position is clamping the brake caliper during the positioning and clamping process, and is not conducive to adjusting the clamping position. Utility Model Content

[0004] Therefore, the purpose of the utility model is to provide a positioning fixture for machining a motor vehicle brake caliper, so as to solve the problems mentioned in the background technology and overcome the deficiencies in the prior art.

[0005] In order to achieve the above-mentioned purpose, an embodiment of one aspect of the utility model provides a positioning fixture for machining a brake caliper of a motor vehicle, comprising a positioning base plate, a positioning support is fixedly installed on the top of the positioning base plate by screws, the internal thread of the positioning support is connected with an angle bolt, one end of the angle bolt is fixedly installed with a positioning support plate rotatably connected to the positioning support, one end of the positioning support plate is fixedly installed with a positioning clamping group, one side of the positioning clamping group is provided with a pressure sensing plate fixedly installed with the positioning support plate, one end of the pressure sensing plate is fixedly installed with a telescopic positioning column, the pressure sensing plate signal is connected with a main control board, and the main control board signal is connected with an indicator light.

[0006] Preferably, any of the above schemes is that a plurality of notches are provided inside the positioning base plate, and a mounting groove adapted to the angle bolt is provided inside the positioning support.

[0007] The above technical solution is adopted: a slot is set inside the positioning base plate to leave an operating space, so that the positioning clamping group will not be affected by the positioning base plate during the adjustment process, thereby ensuring the convenience of the clamp adjustment.

[0008] Preferably, any of the above schemes has a connection groove adapted to the angle bolt formed inside the positioning support plate, and a fixing groove adapted to the telescopic positioning column formed at one end of the positioning support plate.

[0009] By adopting the above technical solution: rotating the angle bolt according to the clamping requirements, the angle bolt drives the positioning support plate to rotate inside the positioning support, and adjusting the direction of the positioning support plate, the clamping position can be adjusted.

[0010] Preferably, any of the above schemes comprises a clamping cylinder and a clamping movable head, wherein the clamping cylinder is fixedly mounted on one end of the positioning support plate, and the output end of the clamping cylinder is fixedly mounted with a clamping movable head movably connected to the positioning support plate.

[0011] The above technical solution is adopted: after adjusting the positioning support plate, the clamping cylinder is controlled to extend and retract according to the clamping requirements, so that the clamping cylinder drives the clamping movable head to move, and the clamping movable head is used to clamp and fix the structure to be clamped.

[0012] Preferably, any of the above schemes includes a pressure sensing sheet and a pressure detection sheet, the pressure sensor is fixedly mounted inside the positioning support plate, and the pressure detection sheet is fixedly mounted on the detection end of the pressure sensor.

[0013] Preferably, any of the above solutions is that the indicator light is fixedly installed inside the positioning support, and the indicator light is located on one side of the pressure sensing sheet.

[0014] The above technical solution is adopted: after the clamping movable head is clamped, pressure is generated and acts on the pressure detection plate. The pressure on the pressure detection plate is detected by the pressure sensor, and the indicator light is controlled to light up according to the pressure detection data. Whether the EMU brake caliper is clamped is determined according to the on and off of the indicator light.

[0015] Preferably, any of the above schemes comprises a pneumatic telescopic rod and a support column, the pneumatic telescopic rod is fixedly mounted inside the positioning support plate, and the support column is fixedly mounted on the top end of the pneumatic telescopic rod.

[0016] The above technical solution is adopted: the pneumatic telescopic rod is controlled to extend and retract according to the use requirements, so that it drives the support column to rise and fall, and adjusts the position of the support column, so that the support column can clamp and fix the structural points of the EMU brake clamp at different heights.

[0017] Compared with the prior art, the advantages and beneficial effects of the utility model are:

[0018] 1. A rotatably adjustable clamping structure is arranged inside the positioning support structure. The direction of the clamping structure is adjusted according to the clamping requirements of each clamping point of the EMU brake clamp, so that the clamping structure can clamp and fix different points of the EMU brake clamp. At the same time, a pressure detection structure is arranged to perform pressure detection on the clamped EMU brake clamp points, and the indicating structure is controlled to indicate according to the pressure information. According to the indication information, it is convenient to judge whether to clamp and position the points of the EMU brake clamp, thereby improving the accuracy and convenience of the use of the positioning fixture.

[0019] 2. A telescopically adjustable positioning support structure is provided, and the support height of the support structure is adjusted according to the requirements of positioning at different points, so as to facilitate positioning support of different points of the EMU brake clamp and improve the convenience of positioning.

[0020] Additional aspects and advantages of the present invention will be given in part in the following description and in part will become apparent from the following description or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0022] Figure 1 It is a structural schematic diagram according to an embodiment of the utility model;

[0023] Figure 2 It is a structural schematic diagram of a positioning clamping group according to an embodiment of the utility model;

[0024] Figure 3 It is a structural schematic diagram of a telescopic positioning column according to an embodiment of the utility model;

[0025] Figure 4 It is a schematic cross-sectional structure diagram of a telescopic positioning column according to an embodiment of the utility model;

[0026] Among them: 1-positioning base plate, 2-positioning support, 3-angle bolt, 4-positioning support plate, 5-positioning clamping group, 51-clamping cylinder, 52-clamping movable head, 6-pressure sensing sheet, 61-pressure sensor, 62-pressure detection sheet, 7-telescopic positioning column, 71-pneumatic telescopic rod, 72-support column, 8-indicator light, 9-slot. DETAILED DESCRIPTION

[0027] The present invention is further described below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following description.

[0028] like Figure 1-4As shown, a positioning fixture for machining a motor vehicle brake caliper according to an embodiment of the utility model comprises a positioning base plate 1, a positioning support 2 is fixedly installed on the top of the positioning base plate 1 by screws, an internal thread of the positioning support 2 is connected with an angle bolt 3, one end of the angle bolt 3 is fixedly installed with a positioning support plate 4 rotatably connected to the positioning support 2, one end of the positioning support plate 4 is fixedly installed with a positioning clamping group 5, one side of the positioning clamping group 5 is provided with a pressure sensing sheet 6 fixedly installed with the positioning support plate 4, one end of the pressure sensing sheet 6 is fixedly installed with a telescopic positioning column 7, the pressure sensing sheet 6 signal is connected with a main control board, and the main control board signal is connected with an indicator light 8.

[0029] Preferably, any of the above schemes has a plurality of notches 9 formed inside the positioning base plate 1 , and a mounting groove matched with the angle bolt 3 formed inside the positioning support 2 .

[0030] The above technical solution is adopted: the slot 9 is arranged inside the positioning base plate 1 to leave an operating space, so that the positioning clamping group 5 will not be affected by the positioning base plate 1 during the adjustment process, thereby ensuring the convenience of the clamp adjustment.

[0031] Preferably, any of the above schemes has a connection groove matched with the angle bolt 3 formed inside the positioning support plate 4 , and a fixing groove matched with the telescopic positioning column 7 formed at one end of the positioning support plate 4 .

[0032] By adopting the above technical solution: rotating the angle bolt 3 according to the clamping requirement, the angle bolt 3 drives the positioning support plate 4 to rotate inside the positioning support 2, and adjusting the direction of the positioning support plate 4, the clamping position can be adjusted.

[0033] Preferably, in any of the above schemes, the positioning clamping group 5 includes a clamping cylinder 51 and a clamping movable head 52, the clamping cylinder 51 is fixedly mounted on one end of the positioning support plate 4, and the output end of the clamping cylinder 51 is fixedly mounted with a clamping movable head 52 movably connected to the positioning support plate 4.

[0034] The above technical solution is adopted: after adjusting the positioning support plate 4, the clamping cylinder 51 is controlled to extend and retract according to the clamping requirements, so that the clamping cylinder 51 drives the clamping movable head 52 to move, and the clamping movable head 52 is used to clamp and fix the structure to be clamped.

[0035] Preferably, from any of the above schemes, the pressure sensing sheet 6 includes a pressure sensor 61 and a pressure detection sheet 62 , the pressure sensor 61 is fixedly mounted inside the positioning support plate 4 , and the pressure detection sheet 62 is fixedly mounted on the detection end of the pressure sensor 61 .

[0036] Preferably, in any of the above solutions, the indicator light 8 is fixedly installed inside the positioning support 2 , and the indicator light 8 is located on one side of the pressure sensing sheet 6 .

[0037] The above technical solution is adopted: after the clamping movable head 52 is clamped, pressure is generated on the pressure detection plate 62, the pressure on the pressure detection plate 62 is detected by the pressure sensor 61, and the indicator light 8 is controlled to light up according to the pressure detection data, and whether the EMU brake clamp is clamped is determined according to the on and off of the indicator light 8.

[0038] Preferably, any of the above schemes comprises a pneumatic telescopic rod 71 and a support column 72 . The pneumatic telescopic rod 71 is fixedly mounted inside the positioning support plate 4 , and the support column 72 is fixedly mounted on the top end of the pneumatic telescopic rod 71 .

[0039] The above technical solution is adopted: the pneumatic telescopic rod 71 is controlled to extend and retract according to the use requirements, so that it drives the support column 72 to rise and fall, and the position of the support column 72 is adjusted, so that the support column 72 can clamp and fix the structural points of the motor vehicle brake clamp at different heights.

[0040] The utility model is a motor vehicle brake clamp processing positioning fixture, the working principle is as follows:

[0041] Place the EMU brake clamp on the top of the support column 72, control the pneumatic telescopic rod 71 to extend and retract to drive the support column 72 to rise and fall, and rotate the angle bolt 3 to position the support plate 4 so that the support column 72 and the EMU brake clamp fit together, control the clamping cylinder 51 to extend and push the clamping movable head 52 to clamp the EMU brake clamp until the indicator light 8 lights up.

[0042] Compared with the prior art, the present invention has the following beneficial effects:

[0043] 1. A rotatably adjustable clamping structure is arranged inside the positioning support structure. The direction of the clamping structure is adjusted according to the clamping requirements of each clamping point of the EMU brake clamp, so that the clamping structure can clamp and fix different points of the EMU brake clamp. At the same time, a pressure detection structure is arranged to perform pressure detection on the clamped EMU brake clamp points, and the indicating structure is controlled to indicate according to the pressure information. According to the indication information, it is convenient to judge whether to clamp and position the points of the EMU brake clamp, thereby improving the accuracy and convenience of the use of the positioning fixture.

[0044] 2. A telescopically adjustable positioning support structure is provided, and the support height of the support structure is adjusted according to the requirements of positioning at different points, so as to facilitate positioning support of different points of the EMU brake clamp and improve the convenience of positioning.

Claims

1. A positioning fixture for machining a motor vehicle brake caliper, comprising a positioning base plate (1), a positioning support (2) being fixedly mounted on the top of the positioning base plate (1) by screws, characterized in that: The internal thread of the positioning support (2) is connected with an angle bolt (3), one end of the angle bolt (3) is fixedly mounted with a positioning support plate (4) rotatably connected to the positioning support (2), one end of the positioning support plate (4) is fixedly mounted with a positioning clamping group (5), one side of the positioning clamping group (5) is provided with a pressure sensing plate (6) fixedly mounted with the positioning support plate (4), one end of the pressure sensing plate (6) is fixedly mounted with a telescopic positioning column (7), the pressure sensing plate (6) is signal-connected with a main control board, and the main control board is signal-connected with an indicator light (8).

2. A motor vehicle brake caliper machining and positioning fixture as claimed in claim 1, characterized in that: The interior of the positioning base plate (1) is provided with a plurality of notches (9), and the interior of the positioning support (2) is provided with a mounting groove that matches the angle bolt (3).

3. A motor vehicle brake caliper machining and positioning fixture as claimed in claim 2, characterized in that: A connecting groove matched with the angle bolt (3) is provided inside the positioning support plate (4), and a fixing groove matched with the telescopic positioning column (7) is provided at one end of the positioning support plate (4).

4. A motor vehicle brake caliper machining and positioning fixture as claimed in claim 3, characterized in that: The positioning clamping group (5) comprises a clamping cylinder (51) and a clamping movable head (52); the clamping cylinder (51) is fixedly mounted on one end of the positioning support plate (4); and the output end of the clamping cylinder (51) is fixedly mounted with a clamping movable head (52) movably connected to the positioning support plate (4).

5. A motor vehicle brake caliper machining and positioning fixture as claimed in claim 4, characterized in that: The pressure sensing sheet (6) comprises a pressure sensor (61) and a pressure detection sheet (62); the pressure sensor (61) is fixedly mounted inside the positioning support plate (4); and the pressure detection sheet (62) is fixedly mounted on the detection end of the pressure sensor (61).

6. A motor vehicle brake caliper machining and positioning fixture as claimed in claim 5, characterized in that: The telescopic positioning column (7) comprises a pneumatic telescopic rod (71) and a support column (72); the pneumatic telescopic rod (71) is fixedly mounted inside the positioning support plate (4); and the support column (72) is fixedly mounted on the top end of the pneumatic telescopic rod (71).

7. A motor vehicle brake caliper machining and positioning fixture as claimed in claim 6, characterized in that: The indicator light (8) is fixedly installed inside the positioning support (2), and the indicator light (8) is located on one side of the pressure sensing sheet (6).

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