Positioning device for bearing ring machining

Abstract

The utility model discloses a positioning device for machining a bearing ring, which relates to the technical field of bearing machining and comprises a workbench, a pair of adjusting gears are rotatably arranged on the workbench, four pairs of sliding grooves are formed in the workbench, two pairs of sliding grooves are formed in the adjusting gears, four pairs of connecting rods are arranged on the workbench, and sliding blocks are fixedly arranged on the connecting rods. Sliding blocks are fixedly arranged on the connecting rods, fixing blocks are fixedly arranged at the ends of the connecting rods, and a pair of transmission gears is rotationally arranged on the workbench. The adjusting gear drives the sliding block to slide through the sliding groove, the sliding block drives the connecting rod to slide, the connecting rod slides along the sliding groove under the limitation of the sliding block and the sliding groove, and the connecting rod drives the fixing block to move, so that the fixing block is tightly attached to the inner wall of the bearing ring; the edge of the lower end of the bearing ring is clamped into the clamping groove, the position is kept fixed during machining, and the device can fix the two bearing rings at a time and can machine the two bearing rings at the same time.

Description

Technical Field

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

[0002] A bearing is a circular part used to support a shaft journal, which is used to reduce friction and wear so that the shaft journal can run smoothly during rotation. Bearings are widely used in various mechanical equipment, such as automobiles, aircraft, machine tools, motors, etc.

[0003] When processing the bearing ring, a positioning device is required to fix it. In the prior art, the positioning device can only fix one bearing ring at a time, so that only one bearing ring can be fixed at a time, the processing efficiency is low, and it is difficult to meet the needs of industrial production. Utility Model Content

[0004] The utility model aims to solve the defect that only one bearing ring can be fixed in the prior art, and proposes a positioning device for bearing ring processing.

[0005] In order to solve the problems existing in the prior art, the utility model adopts the following technical solutions:

[0006] A positioning device for processing bearing rings comprises a workbench, on which a pair of adjusting gears are rotatably provided, four pairs of sliding grooves are opened on the workbench, two pairs of sliding grooves are opened on the adjusting gears, four pairs of connecting rods are arranged on the workbench, sliders are fixedly provided on the connecting rods, the sliders are slidably connected to the sliding grooves, sliding blocks are fixedly provided on the connecting rods, the sliding blocks are slidably connected to the sliding grooves, fixed blocks are fixedly provided at the ends of the connecting rods, a pair of transmission gears are rotatably provided on the workbench, the transmission gears are meshed with the adjusting gears, and a transmission mechanism is arranged under the workbench.

[0007] Preferably, the transmission mechanism includes a pair of rollers, both of which are rotatably connected to the workbench, both of which are fixedly connected to the transmission gear, a transmission belt is sleeved on the pair of rollers, a connecting frame is fixedly provided under the workbench, a motor is fixedly provided on the connecting frame, and the motor output shaft is fixedly connected to a roller.

[0008] Preferably, an elastic plate is fixedly provided on each of the fixing blocks.

[0009] Preferably, a pair of covers are fixedly provided on the workbench.

[0010] Preferably, a pair of fixing frames are fixedly provided on the workbench, electric push rods are fixedly provided on the fixing frames, a rotating cylinder is fixedly provided at the lower end of the electric push rod, and a rotating frame is fixedly provided at the lower end of the rotating cylinder.

[0011] Preferably, a plurality of electromagnets are fixedly disposed on the rotating frame.

[0012] Preferably, the fixing frames are all in an "L" shape.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. In the utility model, a pair of rollers drives a pair of transmission gears to rotate, a pair of transmission gears drives a pair of adjustment gears to rotate, the adjustment gear drives the sliding block to slide through the sliding groove, the sliding block drives the connecting rod to slide, the connecting rod is restricted by the slider and the sliding groove, the connecting rod slides along the sliding groove, the connecting rod drives the fixed block to move, so that the fixed block is close to the inner wall of the bearing ring, a slot is provided on the fixed block, the lower edge of the bearing ring is inserted into the slot, and the position is kept fixed during processing, the device can fix two bearing rings at a time, and can process two bearing rings at the same time, which greatly improves the processing efficiency of the device;

[0015] 2. In the utility model, the electromagnet is energized, the electromagnet attracts the bearing ring, the motor reverses, the fixed block slightly loosens the bearing ring, the rotary cylinder drives the bearing ring to rotate through the connecting frame, the motor rotates, and the fixed block fixes the bearing ring. During the processing, there is no need to manually adjust the position of the bearing ring, and the practicality of the device is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0017] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the internal structure of the cover body of the utility model;

[0019] Figure 3 This is a schematic diagram of the cross-sectional structure of the workbench of the utility model;

[0020] Figure 4 This is a schematic diagram of the position relationship between the rotating frame and the electromagnet of the utility model.

[0021] Serial numbers in the figure: 1. workbench; 11. adjusting gear; 12. slide groove; 13. sliding groove; 14. connecting rod; 15. slider; 16. sliding block; 17. fixed block; 18. transmission gear; 2. roller; 21. transmission belt; 22. connecting frame; 23. motor; 3. elastic plate; 4. cover; 5. fixed frame; 51. electric push rod; 52. rotating cylinder; 53. rotating frame; 6. electromagnet. DETAILED DESCRIPTION

[0022] 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.

[0023] Embodiment 1: This embodiment provides a positioning device for bearing ring processing, see Figure 1-4 Specifically, it includes a workbench 1, a pair of adjusting gears 11 are rotatably provided on the workbench 1, four pairs of slide grooves 12 are opened on the workbench 1, two pairs of sliding grooves 13 are opened on the adjusting gear 11, four pairs of connecting rods 14 are provided on the workbench 1, sliders 15 are fixed on the connecting rods 14, the sliders 15 are slidably connected with the slide grooves 12, sliding blocks 16 are fixed on the connecting rods 14, the sliding blocks 16 are slidably connected with the sliding grooves 13, fixed blocks 17 are fixed at the ends of the connecting rods 14, a pair of transmission gears 18 are rotatably provided on the workbench 1, the transmission gears 18 are meshed with the adjusting gears 11, and a transmission mechanism is provided under the workbench 1;

[0024] The transmission mechanism includes a pair of rollers 2, each of which is rotatably connected to the workbench 1, each of which is fixedly connected to the transmission gear 18, a transmission belt 21 is sleeved on the pair of rollers 2, a connecting frame 22 is fixedly provided under the workbench 1, a motor 23 is fixedly provided on the connecting frame 22, an output shaft of the motor 23 is fixedly connected to one of the rollers 2, an elastic plate 3 is fixedly provided on the fixing block 17, and a pair of covers 4 are fixedly provided on the workbench 1;

[0025] The motor 23 drives a roller 2 to rotate, and a roller 2 drives another roller 2 to rotate through a transmission belt 21. A pair of rollers 2 drives a pair of transmission gears 18 to rotate, and a pair of transmission gears 18 drives a pair of adjusting gears 11 to rotate. The adjusting gear 11 drives the sliding block 16 to slide through the sliding groove 13, and the sliding block 16 drives the connecting rod 14 to slide. Under the restriction of the slider 15 and the sliding groove 12, the connecting rod 14 slides along the sliding groove 12, and the connecting rod 14 drives the fixed block 17 to move, so that the fixed block 17 is close to the inner wall of the bearing ring. A slot is provided on the fixed block 17, and the lower end edge of the bearing ring is inserted into the slot to keep the position fixed during processing. The elastic plate 3 prevents the fixed block 17 from contacting the inner wall of the bearing ring too tightly and damaging the bearing ring.

[0026] Embodiment 2: Based on Embodiment 1, this embodiment further includes:

[0027] In the specific implementation process, Figure 1 and Figure 4As shown, a pair of fixed frames 5 are fixed on the workbench 1, and electric push rods 51 are fixed on the fixed frames 5. A rotating cylinder 52 is fixed on the lower end of the electric push rod 51, and a rotating frame 53 is fixed on the lower end of the rotating cylinder 52. A plurality of electromagnets 6 are fixed on the rotating frame 53, and the fixed frames 5 are all in an "L" shape;

[0028] The electric push rod 51 extends downward, and the rotating frame 53 is lowered to the upper end of the bearing ring through the rotating cylinder 52. The electromagnet 6 is energized, and the electromagnet 6 attracts the bearing ring. The motor 23 reverses, and the fixed block 17 slightly loosens the bearing ring. The rotating cylinder 52 drives the bearing ring to rotate through the rotating frame 53. The motor 23 rotates, and the fixed block 17 fixes the bearing ring. The electromagnet 6 is de-energized, the electric push rod 51 contracts, and the rotating cylinder 52 and the rotating frame 53 are away from the bearing ring.

[0029] Specifically, the working principle and operation method of the utility model are as follows:

[0030] Step 1: the motor 23 drives a roller 2 to rotate, and a roller 2 drives another roller 2 to rotate through the transmission belt 21, and a pair of rollers 2 drives a pair of transmission gears 18 to rotate, and a pair of transmission gears 18 drives a pair of adjusting gears 11 to rotate, and the adjusting gear 11 drives the sliding block 16 to slide through the sliding groove 13, and the sliding block 16 drives the connecting rod 14 to slide, and the connecting rod 14 is restricted by the slider 15 and the sliding groove 12, and the connecting rod 14 slides along the sliding groove 12, and the connecting rod 14 drives the fixed block 17 to move, so that the fixed block 17 is close to the inner wall of the bearing ring, and a slot is provided on the fixed block 17, and the lower end edge of the bearing ring is inserted into the slot to keep the position fixed during processing, and the elastic plate 3 prevents the fixed block 17 from contacting the inner wall of the bearing ring too tightly and damaging the bearing ring;

[0031] Step 2: The electric push rod 51 extends downward, and the rotating frame 53 is lowered to the upper end of the bearing ring through the rotating cylinder 52. The electromagnet 6 is energized, and the electromagnet 6 attracts the bearing ring. The motor 23 is reversed, and the fixed block 17 slightly loosens the bearing ring. The rotating cylinder 52 drives the bearing ring to rotate through the rotating frame 53;

[0032] Step 3: the motor 23 rotates, the fixing block 17 fixes the bearing ring, the electromagnet 6 is powered off, the electric push rod 51 contracts, and the rotating cylinder 52 and the rotating frame 53 are away from the bearing ring.

[0033] 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 device for bearing ring processing, comprising a workbench (1), characterized in that: A pair of adjusting gears (11) are rotatably provided on the workbench (1), four pairs of sliding grooves (12) are provided on the workbench (1), two pairs of sliding grooves (13) are provided on the adjusting gear (11), four pairs of connecting rods (14) are provided on the workbench (1), sliders (15) are fixedly provided on the connecting rods (14), the sliders (15) are slidably connected to the sliding grooves (12), sliding blocks (16) are fixedly provided on the connecting rods (14), the sliding blocks (16) are slidably connected to the sliding grooves (13), fixed blocks (17) are fixedly provided at the ends of the connecting rods (14), a pair of transmission gears (18) are rotatably provided on the workbench (1), the transmission gears (18) are meshed with the adjusting gears (11), and a transmission mechanism is provided below the workbench (1).

2. A positioning device for bearing ring processing according to claim 1, characterized in that: The transmission mechanism comprises a pair of rollers (2), each of the rollers (2) being rotatably connected to a workbench (1), each of the rollers (2) being fixedly connected to a transmission gear (18), a transmission belt (21) being sleeved on the pair of rollers (2), a connecting frame (22) being fixedly provided below the workbench (1), a motor (23) being fixedly provided on the connecting frame (22), and an output shaft of the motor (23) being fixedly connected to one of the rollers (2).

3. A positioning device for bearing ring processing according to claim 1, characterized in that: The fixing blocks (17) are all fixedly provided with elastic plates (3).

4. A positioning device for bearing ring processing according to claim 1, characterized in that: A pair of covers (4) are fixedly provided on the workbench (1).

5. A positioning device for bearing ring processing according to claim 1, characterized in that: A pair of fixed frames (5) are fixedly provided on the workbench (1), and an electric push rod (51) is fixedly provided on each of the fixed frames (5). A rotating cylinder (52) is fixedly provided at the lower end of the electric push rod (51), and a rotating frame (53) is fixedly provided at the lower end of the rotating cylinder (52).

6. A positioning device for bearing ring processing according to claim 5, characterized in that: A plurality of electromagnets (6) are fixedly mounted on the rotating frame (53).

7. A positioning device for bearing ring processing according to claim 5, characterized in that: The fixing frames (5) are all in an "L" shape.

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