Positioning tool for bearing sealing element machining

Abstract

The utility model discloses a positioning tool for processing a bearing sealing element, which comprises a small-sized servo motor, a support table and a rubber sealing element, the small-sized servo motor is positioned under the support table, the upper end of a driving shaft of the small-sized servo motor is fixedly connected with a coupler, and the upper end of the coupler is provided with a rotating component. The rubber sealing piece is arranged on the supporting table and abuts against the second arc-shaped abutting block, the hydraulic cylinder is started to drive the first arc-shaped abutting block to abut against the rubber sealing piece till the rubber sealing piece and the cylindrical block are pressed and positioned, at the moment, the second arc-shaped abutting block is stressed to drive the connecting rod to compress the spring, and therefore the rubber sealing piece is effectively positioned, and the sealing effect is improved. The structure is simple, operation is convenient, a small servo motor is matched with a worm and a worm gear which are in transmission connection to drive a rotating rod to rotate, the rotating rod is matched with an embedded ball on an L-shaped supporting base to drive a clamped and positioned rubber sealing piece to rotate, the machining angle is convenient to adjust, and operation is easy and practical.

Description

Technical Field

[0001] The utility model relates to the technical field of bearing seal processing, in particular to a positioning tool for bearing seal processing. Background Art

[0002] Bearing seals can not only prevent the leakage of lubricant in the bearing, but also prevent harmful objects from invading the inside of the bearing, thereby extending the service life of the bearing. Bearing seals can effectively maintain the operating performance and durability of the bearing. Common bearing seals are rubber products.

[0003] In the prior art, patent number CN210998585U discloses a positioning chuck for seal processing, which is rotated by a worker so that the positioning chuck rotates inside the bearing through a rotating shaft, thereby rotating the seal inside the fixture groove, thereby facilitating the worker to inspect and repair the seal, thereby effectively improving the flexibility of the device. The technical solution of the above patent has the following shortcomings: 1. It requires manual insertion of the rubber seal into the fixture groove, which is time-consuming and laborious; 2. The angle adjustment structure is complex and the operation is cumbersome. Utility Model Content

[0004] In view of the deficiencies and defects in the prior art, the utility model proposes a positioning tool for machining a bearing seal, which is used to solve the technical problems raised in the background technology.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A positioning tool for processing bearing seals, comprising a small servo motor, a support platform and a rubber seal, wherein the small servo motor is located directly below the support platform, the upper end of the small servo motor drive shaft is fixedly connected to a coupling, the upper end of the coupling is provided with a rotating assembly, the rotating assembly is fixedly connected to the lower end of the center position of the support platform, the upper end of the center position of the support platform is provided with a columnar block, the left upper end of the support platform is provided with a positioning assembly, the right upper end of the support platform is provided with a limit assembly, the rubber seal is placed on the support platform and is in contact with the columnar block, the positioning assembly and the limit assembly.

[0007] Preferably, the rotating assembly includes a worm fixedly connected to the upper end of the coupling, the upper end of the rear side of the small servo motor is rotatably connected to a rotating rod, a worm wheel is coaxially fixedly connected to the rotating rod, the worm is meshed with the worm wheel, and the upper end of the rotating rod is fixedly connected to the lower end at the center position of the support platform.

[0008] Preferably, two symmetrically distributed L-shaped support seats are fixedly connected to the annular side wall of the rotating rod close to the support platform, and the upper ends of the vertical sections of the two L-shaped support seats are embedded with balls, and the two balls are in sliding contact with the lower end of the support platform.

[0009] Preferably, the positioning assembly includes a hydraulic cylinder fixedly mounted on the upper left end of the support platform, the piston rod of the hydraulic cylinder is arranged opposite to the columnar block, the free end of the hydraulic cylinder piston rod is fixedly connected to a first arc-shaped stop block, the annular side wall of the rubber seal is in contact with the first arc-shaped stop block, and the annular inner wall of the rubber seal is in contact with the annular side wall of the columnar block.

[0010] Preferably, the limiting assembly includes a fixed block fixedly connected to the upper right end of the support platform, the fixed block is arranged opposite to the cylindrical block, a circular groove is provided on the side wall of the fixed block opposite to the cylindrical block, a spring is fixedly connected to the inner wall of the circular groove, an end of the spring away from the inner wall of the circular groove is fixedly connected to a connecting rod, an end of the connecting rod away from the spring is fixedly connected to a second arc-shaped stop block, and the second arc-shaped stop block is in contact with the annular side wall of the rubber seal.

[0011] Preferably, the columnar block, the first arc-shaped stop block and the second arc-shaped stop block are all made of rubber.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. By placing the rubber seal on the support platform and making contact with the second arc-shaped stop block, the hydraulic cylinder is started to drive the first arc-shaped stop block to contact the rubber seal until the rubber seal and the column block are pressed and positioned. At this time, the second arc-shaped stop block is forced to drive the connecting rod to compress the spring, thereby effectively positioning the rubber seal. The structure is simple and easy to operate.

[0014] 2. The rotating rod is driven by a small servo motor in conjunction with the worm and worm gear connected in the transmission, so that the rotating rod cooperates with the embedded ball on the L-shaped support seat to drive the clamped rubber seal to rotate, which is convenient for adjusting the processing angle. The operation is simple and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A perspective schematic diagram of a positioning tool for machining a bearing seal proposed by the utility model;

[0016] Figure 2 This is a structural schematic diagram of an L-shaped support seat of a positioning tool for bearing seal processing proposed by the utility model;

[0017] Figure 3 The present invention is a schematic diagram of the disassembled structure of a limiting component of a positioning tool for machining a bearing seal proposed by the present invention.

[0018] In the figure: 1 small servo motor, 2 support table, 3 rubber seal, 4 coupling, 5 column block, 6 worm, 7 rotating rod, 8 worm wheel, 9 L-type support seat, 10 ball, 11 hydraulic cylinder, 12 first arc-shaped block, 13 fixed block, 14 circular groove, 15 spring, 16 connecting rod, 17 second arc-shaped block. DETAILED DESCRIPTION

[0019] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Reference Figure 1-3 A positioning tool for processing bearing seals includes a small servo motor 1, a support platform 2 and a rubber seal 3. The small servo motor 1 is located directly below the support platform 2. The upper end of the driving shaft of the small servo motor 1 is fixedly connected with a coupling 4. The upper end of the coupling 4 is provided with a rotating assembly. The rotating assembly is fixedly connected to the lower end of the center position of the support platform 2. The rotating assembly includes a worm 6 fixedly connected to the upper end of the coupling 4. The upper end of the rear side of the small servo motor 1 is rotatably connected with a rotating rod 7. A worm wheel 8 is coaxially fixedly connected to the rotating rod 7. The worm 6 is meshed with the worm wheel 8. The small servo motor 1 cooperates with the coupling 4 to drive the worm 6 to rotate, so that the worm 6 drives the worm wheel 8 meshing therewith to rotate. The worm gear 8 drives the coaxially connected rotating rod 7 to rotate, and the rotating rod 7 cooperates with the embedded ball 10 on the L-shaped support seat 9 to drive the clamped and positioned rubber seal 3 to rotate, which is convenient for adjusting the processing angle. The operation is simple and practical. The upper end of the rotating rod 7 is fixedly connected to the lower end at the center position of the support platform 2, and two symmetrically distributed L-shaped support seats 9 are fixedly connected to the annular side wall of the rotating rod 7 close to the support platform 2. Balls 10 are embedded in the upper ends of the vertical sections of the two L-shaped support seats 9, and the two balls 10 are in sliding contact with the lower end of the support platform 2. The balls 10 on the L-shaped support seat 9 can provide stable support for the rotation of the support platform 2, so that the rotating rod 7 can smoothly drive the support platform 2 to rotate.

[0022] A cylindrical block 5 is provided at the upper end of the center position of the support platform 2, and a positioning assembly is provided at the upper left end of the support platform 2. The positioning assembly includes a hydraulic cylinder 11 fixedly installed at the upper left end of the support platform 2, and the piston rod of the hydraulic cylinder 11 is arranged opposite to the cylindrical block 5. The free end of the piston rod of the hydraulic cylinder 11 is fixedly connected with a first arc-shaped block 12, and the annular side wall of the rubber seal 3 is in contact with the first arc-shaped block 12, and the annular inner wall of the rubber seal 3 is in contact with the annular side wall of the cylindrical block 5. The hydraulic cylinder 11 drives the first arc-shaped block 12 to press and fix the rubber seal 3 on the cylindrical block 5.

[0023] A limit assembly is provided at the upper right end of the support platform 2, and a rubber seal 3 is placed on the support platform 2 and in contact with the columnar block 5, the positioning assembly and the limit assembly. The limit assembly includes a fixed block 13 fixedly connected to the upper right end of the support platform 2, and the fixed block 13 is arranged opposite to the columnar block 5. A circular groove 14 is provided on the side wall of the fixed block 13 opposite to the columnar block 5, and a spring 15 is fixedly connected to the inner wall of the circular groove 14. A connecting rod 16 is fixedly connected to one end of the spring 15 away from the inner wall of the circular groove 14, and the connecting rod 16 is away from the spring 15. A second arc-shaped stop block 17 is fixedly connected to one end, and the second arc-shaped stop block 17 is in contact with the annular side wall of the rubber seal 3. The second arc-shaped stop block 17 is forced to drive the connecting rod 16 to compress the spring 15 in the circular groove 14, thereby effectively pressing and positioning the rubber seal 3. The structure is simple and the operation is convenient. The columnar block 5, the first arc-shaped stop block 12 and the second arc-shaped stop block 17 are all rubber products. The columnar block 5, the first arc-shaped stop block 12 and the second arc-shaped stop block 17 of the rubber products can provide buffering protection for the rubber seal 3.

[0024] When the utility model is in use, the rubber seal 3 is placed on the upper end of the support platform 2 and is in contact with the second arc-shaped stop block 17. The hydraulic cylinder 11 is started to drive the arc-shaped inner wall of the first arc-shaped stop block 12 to abut against the annular side wall of the rubber seal 3 until the annular inner wall of the rubber seal 3 is pressed against the annular side wall of the columnar block 5. At this time, the second arc-shaped stop block 17 is forced to drive the connecting rod 16 to compress the spring 15 in the circular groove 14, thereby effectively pressing and positioning the rubber seal 3. The structure is simple and easy to operate. The small servo motor 1 is started to cooperate with the coupling 4 to drive the worm 6 to rotate, so that the worm 6 drives the worm wheel 8 meshing with it to rotate, so that the worm wheel 8 drives the coaxially connected rotating rod 7 to rotate, and the rotating rod 7 cooperates with the embedded ball 10 on the L-shaped support seat 9 to drive the clamped and positioned rubber seal 3 to rotate, which is convenient for adjusting the processing angle. The operation is simple and practical.

[0025] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A positioning tool for processing a bearing seal, comprising a small servo motor (1), a support platform (2) and a rubber seal (3), characterized in that: The small servo motor (1) is located directly below the support platform (2); the upper end of the driving shaft of the small servo motor (1) is fixedly connected to a coupling (4); the upper end of the coupling (4) is provided with a rotating assembly, and the rotating assembly is fixedly connected to the lower end of the center position of the support platform (2); the upper end of the center position of the support platform (2) is provided with a columnar block (5); the upper left end of the support platform (2) is provided with a positioning assembly; the upper right end of the support platform (2) is provided with a limit assembly; the rubber seal (3) is placed on the support platform (2) and is in contact with the columnar block (5), the positioning assembly and the limit assembly.

2. A positioning tool for bearing seal processing according to claim 1, characterized in that: The rotating assembly comprises a worm (6) fixedly connected to the upper end of the coupling (4); the upper end of the rear side of the small servo motor (1) is rotatably connected to a rotating rod (7); a worm wheel (8) is coaxially fixedly connected to the rotating rod (7); the worm (6) and the worm wheel (8) are in transmission meshing engagement; the upper end of the rotating rod (7) is fixedly connected to the lower end at the center of the support platform (2).

3. A positioning tool for processing a bearing seal according to claim 2, characterized in that: Two symmetrically distributed L-shaped support seats (9) are fixedly connected to the annular side wall of the rotating rod (7) close to the support platform (2), and the upper ends of the vertical sections of the two L-shaped support seats (9) are embedded with balls (10), and the two balls (10) are in sliding contact with the lower end of the support platform (2).

4. A positioning tool for processing a bearing seal according to claim 1, characterized in that: The positioning assembly comprises a hydraulic cylinder (11) fixedly mounted on the upper left end of the support platform (2); a piston rod of the hydraulic cylinder (11) is arranged opposite to the columnar block (5); a free end of the piston rod of the hydraulic cylinder (11) is fixedly connected to a first arc-shaped stop block (12); an annular side wall of the rubber seal (3) is in contact with the first arc-shaped stop block (12); and an annular inner wall of the rubber seal (3) is in contact with an annular side wall of the columnar block (5).

5. A positioning tool for processing a bearing seal according to claim 4, characterized in that: The limit assembly comprises a fixed block (13) fixedly connected to the upper right end of the support platform (2); the fixed block (13) is arranged opposite to the columnar block (5); a circular groove (14) is provided on the side wall of the fixed block (13) opposite to the columnar block (5); a spring (15) is fixedly connected to the inner wall of the circular groove (14); an end of the spring (15) away from the inner wall of the circular groove (14) is fixedly connected to a connecting rod (16); an end of the connecting rod (16) away from the spring (15) is fixedly connected to a second arc-shaped stop block (17); the second arc-shaped stop block (17) is in contact with the annular side wall of the rubber seal (3).

6. A positioning tool for processing a bearing seal according to claim 5, characterized in that: The columnar block (5), the first arc-shaped stop block (12) and the second arc-shaped stop block (17) are all made of rubber.

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