Bearing raceway detection tool

Abstract

The utility model relates to the technical field of bearing raceway detection, and discloses a bearing raceway detection tool which comprises a cross beam, two clamping arms are symmetrically connected to the lower end of the cross beam in a sliding mode, a moving assembly used for driving the two clamping arms to move is installed on the cross beam, and adjusting blocks are connected to the clamping arms in a sliding mode. Measuring meters are installed at the ends of the opposite sides of the two adjusting blocks, measuring needles are installed at the ends of the opposite sides of the two adjusting blocks, the measuring meters are electrically connected with the measuring needles, a screw rod is rotationally installed on the side wall of one side of the clamping arm, the screw rod is in threaded connection with the adjusting blocks, and a fixing plate is connected to the lower end of the cross beam. According to the technical scheme, the cross beam, the clamping arm, the adjusting block, the measuring meter, the measuring needle, the screw rod, the fixing plate, the fixing pipe, the fixing rod, the first bevel gear, the second bevel gear and other structures are matched with one another, so that a worker can conveniently adjust the height of a workpiece, operation is easy and convenient, and therefore the applicability of the device is improved.

Description

Technical Field

[0001] The present application relates to the technical field of bearing raceway detection, and in particular to a bearing raceway detection tool. Background Art

[0002] The inspection of the bearing raceway needs to be completed with the help of a special inspection fixture; most of the existing inspection fixture structures use the diameter distance clamping method to measure on the radial circumferential surface of the workpiece.

[0003] After searching, the patent document with announcement number CN213396828U discloses a bearing raceway detection tool, including: a cross bar, a connecting seat is passed through the cross bar, a measuring arm is provided at the bottom of the connecting seat, a measuring head is provided on the measuring arm, and the measuring head is connected to the measuring meter; the connecting seat and the cross bar are detachably connected and can be positioned at any position of the cross bar; the tool compensates for the curvature deformation problem of the existing segmented measuring rod structure, ensures the flatness between the tool and the workpiece, and avoids measurement accuracy deviation; at the same time, it can be suitable for the measurement of workpieces with a larger axial width; the structure is simple and the versatility is wide; it can be used for the detection of inner and outer raceways of bearings.

[0004] When the height of the workpiece needs to be adjusted, the above device needs to adjust the positions of the two measuring needles in sequence. During the adjustment, it cannot be well ensured that the two measuring needles are on the same horizontal line, and the applicability is poor. Utility Model Content

[0005] The purpose of the present application is to provide a bearing raceway detection tool to solve the problems raised in the background technology.

[0006] The cam is an assembly made of two members, each of which has a first end, a second end, and a second end, and the cam is adapted to engage the two members.

[0007] By adopting the above technical scheme, when in use, the two clamping arms are made to move horizontally toward each other by moving the assembly, and the movement of the clamping arms will drive the adjustment block and the measuring needle to move, so that the two measuring needles can clamp and fix the outer ring of the workpiece, and the workpiece is detected by the measuring meter. When the height of the workpiece needs to be adjusted, the corresponding fixed tube is rotated, and the two fixed tubes will rotate simultaneously through the pulley, and the rotation of the fixed tube will drive the fixed rod to rotate, and the rotation of the fixed rod will drive the first bevel gear to rotate, and the rotation of the first bevel gear will drive the screw to rotate through the second bevel gear, and the rotation of the screw will apply a force to the adjustment block through the action of the thread, and the adjustment block will move in the vertical direction under the force, and the movement of the adjustment block will drive the workpiece to move. The above structure is convenient for the staff to adjust the height of the workpiece, and the operation is simple and convenient, thereby improving the applicability of the device.

[0008] Optionally, the moving component includes two sliders, a sliding groove is opened at the lower end of the beam, the two sliders are symmetrically slidably connected in the sliding groove, the lower end of the slider is connected to the clamping arm, a bidirectional screw is rotatably connected in the sliding groove, the bidirectional screw is threadedly connected to the two sliders, and a rotating component for driving the bidirectional screw to rotate is installed on the beam.

[0009] By adopting the above technical solution, the bidirectional screw is rotated by rotating the assembly, and the rotation of the bidirectional screw will cause the two sliders to move toward or away from each other in the horizontal direction through the action of the thread, and the movement of the slider will drive the clamping arm to move.

[0010] Optionally, the rotating assembly includes a motor fixedly mounted on one end of the beam, and an output end of the motor is connected to a bidirectional screw rod via a coupling.

[0011] By adopting the above technical solution, the motor is started and the motor drives the bidirectional screw rod to rotate.

[0012] Optionally, a rolling groove is opened at one end of the sliding block, a rolling ball is arranged in the rolling groove, the ball passes through the notch of the rolling groove, and the ball is rollingly connected to the bottom of the sliding groove.

[0013] By adopting the above technical solution, the friction between the slider and the slide groove is reduced.

[0014] Optionally, a sliding hole is opened on the side wall of the clamping arm, and the adjustment block is arranged through the sliding hole, and the adjustment block matches the sliding hole.

[0015] By adopting the above technical solution, the adjustment block is limited to prevent the adjustment block from rotating.

[0016] Optionally, a guide rod is fixedly connected in the sliding hole, the guide rod passes through the adjustment block, and the adjustment block is slidably connected to the guide rod.

[0017] By adopting the above technical solution, the stability of the regulating block during movement is improved.

[0018] Optionally, one end of the fixed tube is connected to a rotating block.

[0019] By adopting the above technical solution, it is convenient for workers to rotate the fixed pipe.

[0020] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0021] The technical solution of the present application facilitates the staff to adjust the height of the workpiece by setting up the mutual coordination between the structures such as the crossbeam, the clamping arm, the adjustment block, the measuring gauge, the measuring needle, the screw, the fixing plate, the fixing tube, the fixing rod, the first bevel gear and the second bevel gear. The operation is simple and convenient, thereby improving the applicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Other features, objects and advantages of the present application will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0023] Figure 1 This is a schematic diagram of the overall structure of a bearing raceway detection tooling for this application;

[0024] Figure 2 This is a schematic diagram of the structure of a moving component in a bearing raceway detection tooling for this application;

[0025] Figure 3 This is a schematic diagram of the slider structure in a bearing raceway detection tooling of the present application.

[0026] In the figure: 1. crossbeam; 2. clamping arm; 3. adjusting block; 4. measuring gauge; 5. measuring needle; 6. screw; 7. fixing plate; 8. fixing tube; 9. fixing rod; 10. first bevel gear; 11. second bevel gear; 12. slider; 13. bidirectional screw; 14. motor; 15. ball; 16. guide rod. DETAILED DESCRIPTION

[0027] See also Figure 1-3The present application provides a technical solution: a bearing raceway detection tool, comprising a crossbeam 1, two clamping arms 2 are symmetrically and slidably connected to the lower end of the crossbeam 1, a moving component for driving the two clamping arms 2 to move is installed on the crossbeam 1, an adjusting block 3 is slidably connected to the clamping arm 2, a measuring gauge 4 is installed at one end of the two adjusting blocks 3 on the opposite sides, a measuring needle 5 is installed at one end of the two adjusting blocks 3 on the opposite sides, and the measuring gauge 4 and the measuring needle 5 are electrically connected, a screw 6 is rotatably installed on the side wall of one side of the clamping arm 2, the screw 6 is threadedly connected to the adjusting block 3, a fixing plate 7 is connected to the lower end of the crossbeam 1, two fixing tubes 8 are symmetrically and rotatably connected to the side wall of the fixing plate 7, the two fixing tubes 8 are connected through a pulley transmission, a fixing rod 9 is slidably connected in the fixing tube 8, one end of the fixing rod 9 passes through the pipe mouth of the fixing tube 8 and extends outward and is connected to a first bevel gear 10, a second bevel gear 11 is fixedly sleeved on the rod wall of the screw 6, and the first bevel gear 10 is meshed with the second bevel gear 11.

[0028] In the technical solution of the present application, when in use, the two clamping arms 2 are moved horizontally toward each other by moving the assembly, and the movement of the clamping arms 2 will drive the adjustment block 3 and the measuring needle 5 to move, so that the two measuring needles 5 can clamp and fix the outer ring of the workpiece, and the workpiece can be detected by the measuring table 4. When the height of the workpiece needs to be adjusted, the corresponding fixed tube 8 is rotated, and the two fixed tubes 8 will rotate simultaneously through the pulley. The rotation of the fixed tube 8 will drive the fixed rod 9 to rotate, and the rotation of the fixed rod 9 will drive the first bevel gear 10 to rotate. The rotation of the first bevel gear 10 will drive the screw 6 to rotate through the second bevel gear 11. The rotation of the screw 6 will apply a force to the adjustment block 3 through the action of the thread. The adjustment block 3 will move in the vertical direction under the force, and the movement of the adjustment block 3 will drive the workpiece to move. The upper structure is convenient for the staff to adjust the height of the workpiece, and the operation is simple and convenient, thereby improving the applicability of the device.

[0029] In the technical solution of the present application, the moving component includes two sliders 12, a sliding groove is opened at the lower end of the crossbeam 1, and the two sliders 12 are symmetrically slidably connected in the sliding groove. The lower end of the slider 12 is connected to the clamping arm 2, and a bidirectional screw rod 13 is rotatably connected in the sliding groove. The bidirectional screw rod 13 is threadedly connected to the two sliders 12. A rotating component for driving the bidirectional screw rod 13 to rotate is installed on the crossbeam 1. The bidirectional screw rod 13 is rotated by the rotating component. The rotation of the bidirectional screw rod 13 will cause the two sliders 12 to move toward or away from each other in the horizontal direction through the action of the thread, and the movement of the slider 12 will drive the clamping arm 2 to move.

[0030] In the technical solution of the present application, the rotating assembly includes a motor 14 fixedly mounted at one end of the beam 1, and the output end of the motor 14 is connected to the bidirectional screw rod 13 through a coupling. When the motor 14 is started, the motor 14 will drive the bidirectional screw rod 13 to rotate.

[0031] In the technical solution of the present application, a rolling groove is opened at one end of the slider 12, and a rolling ball 15 is arranged in the rolling groove. The ball 15 is arranged through the notch of the rolling groove, and the ball 15 is rollingly connected to the bottom of the groove, thereby reducing the friction between the slider 12 and the groove.

[0032] In the technical solution of the present application, a sliding hole is opened on the side wall of the clamping arm 2, and the adjusting block 3 is arranged through the sliding hole, and the adjusting block 3 matches the sliding hole to limit the adjusting block 3 to prevent the adjusting block 3 from rotating.

[0033] In the technical solution of the present application, a guide rod 16 is fixedly connected in the sliding hole, the guide rod 16 passes through the adjustment block 3, and the adjustment block 3 is slidably connected to the guide rod 16, so as to improve the stability of the adjustment block 3 during movement.

[0034] In the technical solution of the present application, one end of the fixed pipe 8 is connected to a rotating block to facilitate the staff to rotate the fixed pipe 8.

[0035] When in use, start the motor 14, the motor 14 will drive the bidirectional screw rod 13 to rotate, and the rotation of the bidirectional screw rod 13 will cause the two sliders 12 to move toward or away from each other in the horizontal direction through the action of the thread, and the movement of the slider 12 will drive the clamping arm 2 to move, and the movement of the clamping arm 2 will drive the adjustment block 3 and the measuring needle 5 to move, so that the two measuring needles 5 can clamp and fix the outer ring of the workpiece, and the workpiece is detected by the measuring table 4. When the height of the workpiece needs to be adjusted, the corresponding fixed tube 8 is rotated, and the two fixed tubes 8 will rotate simultaneously through the pulley, and the rotation of the fixed tube 8 will drive the fixed rod 9 to rotate, and the rotation of the fixed rod 9 will drive the first bevel gear 10 to rotate, and the rotation of the first bevel gear 10 will drive the screw rod 6 to rotate through the second bevel gear 11, and the rotation of the screw rod 6 will apply a force to the adjustment block 3 through the action of the thread, and the adjustment block 3 will move in the vertical direction under the force, and the movement of the adjustment block 3 will drive the workpiece to move.

Claims

1. A bearing raceway detection tool, comprising a crossbeam (1), characterized in that: The lower end of the crossbeam (1) is symmetrically and slidably connected to two clamping arms (2); a moving assembly for driving the two clamping arms (2) to move is installed on the crossbeam (1); an adjusting block (3) is slidably connected to the clamping arm (2); a measuring meter (4) is installed at one end of the two adjusting blocks (3) on the opposite sides; a measuring needle (5) is installed at one end of the two adjusting blocks (3) on the opposite sides; and the measuring meter (4) and the measuring needle (5) are electrically connected; a screw rod (6) is rotatably installed on the side wall of one side of the clamping arm (2); the screw rod (6) is connected to the adjusting rod. The block (3) is threadedly connected, the lower end of the crossbeam (1) is connected to a fixing plate (7), the side wall of the fixing plate (7) is symmetrically connected to two fixing tubes (8), the two fixing tubes (8) are connected by a pulley transmission, a fixing rod (9) is slidably connected inside the fixing tube (8), one end of the fixing rod (9) passes through the pipe mouth of the fixing tube (8) and extends outward and is connected to a first bevel gear (10), a second bevel gear (11) is fixedly sleeved on the rod wall of the screw rod (6), and the first bevel gear (10) is meshed with the second bevel gear (11).

2. A bearing raceway detection tool according to claim 1, characterized in that: The moving assembly comprises two sliders (12), a slide groove is provided at the lower end of the cross beam (1), the two sliders (12) are symmetrically slidably connected in the slide groove, the lower ends of the sliders (12) are connected to the clamping arms (2), a bidirectional screw rod (13) is rotatably connected in the slide groove, the bidirectional screw rod (13) is threadedly connected to the two sliders (12), and a rotating assembly for driving the bidirectional screw rod (13) to rotate is installed on the cross beam (1).

3. A bearing raceway detection tool as claimed in claim 2, characterized in that: The rotating assembly comprises a motor (14) fixedly mounted on one end of the crossbeam (1), and the output end of the motor (14) is connected to a bidirectional screw rod (13) via a coupling.

4. A bearing raceway detection tool as claimed in claim 2, characterized in that: A rolling groove is provided at one end of the sliding block (12), a rolling ball (15) is arranged in the rolling groove, the ball (15) passes through the notch of the rolling groove, and the ball (15) is rollingly connected to the bottom of the sliding groove.

5. The bearing raceway detection tool according to claim 1, characterized in that: A sliding hole is provided on the side wall of the clamping arm (2), the adjusting block (3) is arranged through the sliding hole, and the adjusting block (3) matches the sliding hole.

6. A bearing raceway detection tool as claimed in claim 5, characterized in that: A guide rod (16) is fixedly connected in the sliding hole, the guide rod (16) passes through the adjustment block (3), and the adjustment block (3) is slidably connected to the guide rod (16).

7. A bearing raceway detection tool according to claim 1, characterized in that: One end of the fixed tube (8) is connected to a rotating block.

Images