CN215357261U

CN215357261U - Turning mechanism of bearing processing lathe

Info

Publication number: CN215357261U
Application number: CN202121218646.9U
Authority: CN
Inventors: 龚晓伟
Original assignee: Changzhou Benma Bearing Co ltd
Current assignee: Changzhou Benma Bearing Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2021-12-31
Anticipated expiration: 2031-06-02

Abstract

The utility model discloses a turning mechanism of a bearing processing lathe, which belongs to the technical field of bearing processing and comprises: the rotary seat, the screw has been seted up to rotary seat one side intermediate position, screw female connection has the screw rod, the screw has seted up first tight chamber of clamp all around, first tight chamber of clamp is kept away from center one side and has been seted up the tight chamber of second clamp, first tight intracavity of clamp is provided with presss from both sides tight arm, the tight intracavity of second clamp is provided with L shape and presss from both sides tight arm, first tight chamber of clamp with the tight chamber of second clamp link up, presss from both sides tight arm and L shape through setting up to can fix pivot inner race and pivot outer race simultaneously, so that can satisfy the turning work of bearing inner race and bearing outer race simultaneously, need not to change equipment, reduce the equipment cost of enterprise, reduce staff's labour expenditure.

Description

Turning mechanism of bearing processing lathe

Technical Field

The utility model relates to the technical field of bearing machining, in particular to a turning mechanism of a bearing machining lathe.

Background

Turning is lathe machining, which is part of machining. Lathe machining mainly uses a lathe tool to perform turning machining on a rotating workpiece. The lathe can also be used for corresponding processing by using a drill bit, a reamer, a screw tap, a die, a knurling tool and the like. Lathes are used primarily for machining shafts, discs, sleeves and other workpieces having a surface of revolution, and are the most widely used type of machine tool in machine manufacturing and repair plants.

In the bearing turning process, a bearing is usually fixed by a drill chuck similar to a drill bit, an outer ring of the bearing is fixed by the method, then the fixed bearing is rotated to turn the bearing by a turning tool, however, in the process of working, the condition of turning the bearing inner ring with complete installation exists, when the bearing inner ring with complete installation needs to be turned, the requirement of turning and fixing the inner ring cannot be met only by fixing the outer ring by the drill chuck, when turning equipment capable of fixing the inner ring is adopted, if the turning operation needs to be carried out on the outer ring, equipment needs to be replaced so as to carry out turning treatment on the outer ring, so that equipment needs to be replaced according to turning positions in the working, on one hand, the equipment purchasing cost is increased, on the other hand, the labor expenditure of workers is increased, therefore, it is necessary to design a turning mechanism of a bearing machining lathe so as to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: in order to meet the turning work of the bearing inner ring and the bearing outer ring at the same time, equipment does not need to be replaced, the equipment cost of enterprises is reduced, and the labor expenditure of workers is reduced.

The technical scheme adopted by the utility model to solve the technical problem is as follows: a turning mechanism of a bearing processing lathe, comprising: the screw hole is formed in the middle of one side of the rotating seat, a screw rod is connected with the screw hole in an internal thread mode, a first clamping cavity is formed in the periphery of the screw hole, a second clamping cavity is formed in one side, away from the center, of the first clamping cavity, a clamping arm is arranged in the first clamping cavity, an L-shaped clamping arm is arranged in the second clamping cavity, and the first clamping cavity is communicated with the second clamping cavity.

As a preferable technical scheme of the utility model, one end of the clamping arm is rotatably connected with a first rotating shaft, the middle position of the L-shaped clamping arm is rotatably connected with a second rotating shaft, the first rotating shaft is fixedly arranged on the cavity walls at two sides of the first clamping cavity, and the second rotating shaft is fixedly arranged on the cavity walls at two sides of the second clamping cavity.

By adopting the technical scheme, when external force acts on the clamping arm, the clamping arm can swing up and down, when external force acts on the L-shaped clamping arm, the L-shaped clamping arm can swing up and down, and the clamping arm is matched with the L-shaped clamping arm so as to fix the bearing.

In a preferred embodiment of the present invention, a first triangular block is disposed at a middle position of the clamping arm near the center, and a second triangular block is disposed at one end of the L-shaped clamping arm near the center.

Through adopting above-mentioned technical scheme, with the help of first triangle piece and the triangle piece of second, can control the position of pressing from both sides tight arm and L clamp arm when external force is applyed in first triangle piece and the triangle piece of second to more convenient fix the bearing.

As a preferred technical scheme, a first circular truncated cone is rotatably connected to the middle position of the screw, the position and the inclined angle of the first circular truncated cone are matched with those of the first triangular block, a second circular truncated cone is rotatably connected to one end of the screw, and the position and the inclined angle of the second circular truncated cone are matched with those of the second triangular block.

By adopting the technical scheme, the screw rod is rotated to enable the first round table to be matched with the first triangular block, the first round table extrudes the first triangular block to control the end part of the clamping arm to move upwards, and the second round table is matched with the second triangular block to control the end part of the L-shaped clamping arm to move downwards, so that the clamping and fixing work of the bearing is completed.

As a preferred technical scheme of the utility model, the other end of the screw is fixedly connected with a nut.

Through adopting above-mentioned technical scheme, with the help of the nut, rotatory nut and then rotate the screw rod through instruments such as outside electric spanner, make the screw rod drive first round platform and extrude with first triangle piece, drive second round platform and the extrusion of second triangle piece.

As a preferred technical solution of the present invention, the rotating base is fixedly connected with one end of a driving rotating shaft, the other end of the driving rotating shaft is fixedly connected with an output end of a driving motor, the driving motor is fixedly arranged on a groove wall of the mounting groove, and the mounting groove is arranged on one side of the bottom plate.

Through adopting above-mentioned technical scheme, the existence of driving motor is so that ensure the normal clear of turning work.

As a preferable technical scheme of the utility model, the upper surface of the base plate is fixedly provided with a turning head bracket.

Through adopting above-mentioned technical scheme, with the help of the turning head support to installation turning head accomplishes the turning work.

The utility model has the beneficial effects that:

1. through setting up screw rod, first round platform and second round platform, first round platform cooperation first triangle piece, second round platform cooperation second triangle piece, the screw rod can promote first triangle piece with the help of first round platform and remove under threaded connection's effect, promotes second triangle piece with the help of the second round platform and removes, and then reaches the purpose that the tight arm of control clamp and L shape clamp.

2. Through setting up clamping arm and L shape clamping arm to can fix pivot inner race and pivot outer race simultaneously, so that can satisfy the turning work of bearing inner race and bearing outer race simultaneously, need not to change equipment, reduce the equipment cost of enterprise, reduce staff's labour expenditure.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional side view of the present invention;

FIG. 3 is a schematic front view of the rotary base of the present invention;

FIG. 4 is a schematic front view of the rotary base of the present invention without the clamping arm, the L-shaped clamping arm, the nut and the screw.

In the figure: 1. a rotating seat; 2. a screw hole; 3. a screw; 4. a first clamping cavity; 5. a second clamping cavity; 6. a clamp arm; 7. an L-shaped clamping arm; 8. a first rotating shaft; 9. a second rotating shaft; 10. a first triangular block; 11. a second triangular block; 12. a first circular table; 13. a second circular table; 14. a nut; 15. driving the rotating shaft; 16. a drive motor; 17. mounting grooves; 18. a base plate; 19. turning head support.

Detailed Description

Through research and analysis of the applicant, when bearing turning is carried out, sometimes the installed bearing needs to be machined, when the bearing outer race needs to be turned, the bearing outer race needs to be fixed, and when the bearing inner race needs to be turned, the bearing inner race needs to be fixed, so that under normal conditions, two sets of equipment are needed to respectively complete the machining of the bearing inner race and the machining of the bearing outer race, and therefore a manufacturer needs to purchase two sets of equipment to meet different working requirements, meanwhile, workers need to exchange the two sets of equipment mutually, the labor cost of the workers is increased, and therefore the turning mechanism of the bearing machining lathe needs to be designed to solve the problems.

The present invention will now be described in further detail with reference to the accompanying drawings.

Referring to fig. 1-4, a turning mechanism of a bearing processing lathe includes a rotating base 1, a screw hole 2, a screw rod 3, a first clamping cavity 4, a second clamping cavity 5, a clamping arm 6, an L-shaped clamping arm 7, a first rotating shaft 8, a second rotating shaft 9, a first triangular block 10, a second triangular block 11, a first circular truncated cone 12, a second circular truncated cone 13, a nut 14, a driving rotating shaft 15, a driving motor 16, a mounting groove 17, a bottom plate 18 and a turning head support 19.

Referring to fig. 1-4, a turning mechanism of a bearing machining lathe comprises: the screw hole 2 is arranged in the middle of one side of the rotating seat 1, the screw rod 3 is connected in the screw hole 2 in a threaded manner, the first clamping cavity 4 is arranged around the screw hole 2, the second clamping cavity 5 is arranged on one side, far away from the center, of the first clamping cavity 4, the clamping arm 6 is arranged in the first clamping cavity 4, the L-shaped clamping arm is arranged in the second clamping cavity 5, the first clamping cavity 4 is communicated with the second clamping cavity 5, first rotating shafts 8 are fixedly arranged on the cavity walls of two sides of the first clamping cavity 4, the first rotating shafts 8 are rotatably connected with one end of the clamping arm 6, second rotating shafts 9 are fixedly arranged on the cavity walls of two sides of the second clamping cavity 5, the second rotating shafts 9 are rotatably connected with the middle of the L-shaped clamping arm 7, and the first triangular block 10 is arranged at the middle position of one side, close to the center, of the clamping arm 6, the second triangular block 11 is arranged at a position close to one side of the center of one end of the L-shaped clamping arm 7, the position and the inclined angle of the first triangular block 10 are matched with those of the first round platform 12, the position and the inclined angle of the second triangular block 11 are matched with those of the second round platform 13, the first round platform 12 is rotatably connected with the middle position of the screw rod 3, the second round platform 13 is rotatably connected with the end point position of one end of the screw rod 3, the other end of the screw rod 3 is fixedly connected with a nut 14, one end of a driving rotating shaft 15 is fixedly connected with the side surface of the rotating seat 1, the other end of the driving rotating shaft 15 is fixedly connected with the output end of the driving motor 16, the mounting groove 17 is formed above one side of the bottom plate 18, the driving motor 16 is fixedly mounted on the groove wall at one side in the mounting groove 17, and the turning head support 19 is fixedly mounted on the upper surface of the bottom plate 18 and at a position opposite to the rotating seat 1, by arranging the nut 14, the nut 14 can be rotated by an external electric wrench, by arranging the screw rod 3, the nut 14 is fixedly connected with the screw rod 3, the screw rod 3 can be driven to rotate by rotating the nut 14, the screw rod 3 can be rotated to move towards the inside of the rotating seat 1 under the effect of threaded connection between the screw rod 3 and the screw hole 2, by arranging the clamping arm 6, the end point of the clamping arm 6 is rotatably connected with the first rotating shaft 8, the clamping arm 6 is provided with the first triangular block 10, the first triangular block 10 is mutually matched with the first circular truncated cone 12, when the screw rod 3 rotates to move towards the inside of the rotating seat 1, the first circular truncated cone 12 is rotatably connected with the screw rod 3, the first circular truncated cone 12 can be driven to move inwards, the first circular truncated cone 12 is gradually close to the first triangular block 10 and then mutually attached, the screw rod 3 is continuously rotated, and the first circular truncated cone 12 and the first triangular block 10 can be mutually extruded, the first round platform 12 pushes the first triangular block 10 to move towards one side far away from the center direction, so that the clamping arm 6 can extend out of the rotating seat 1 to move upwards under the limitation of the first rotating shaft 8, the L-shaped clamping arm 7 is arranged, the second rotating shaft 9 is rotatably connected to the middle position of the L-shaped clamping arm 7, the second triangular block 11 is arranged at one end of the L-shaped clamping arm 7, the second triangular block 11 is matched with the second round platform 13, when the screw rod 3 moves towards the inside of the rotating seat 1 under the action of the thread, the second round platform 13 is rotatably connected with the screw rod 3, so that the second round platform 13 can be driven to move inwards, the second round platform 12 and the second triangular block 11 gradually approach to each other and then are attached to each other, the screw rod 3 is continuously rotated, so that the second round platform 13 and the second triangular block 11 can be extruded with each other, and the second triangular block 11 is pushed by the second round platform 13 to move towards one side far away from the center direction, therefore, under the restriction of the second rotating shaft 9, the L-shaped clamping arm 7 can extend out of the rotating seat 1 and move downwards, the clamping arm 6 is matched with the L-shaped clamping arm 7 so as to clamp the rotating shaft, and further, both the bearing inner ring and the bearing outer ring can be fixed so as to meet the turning work of the bearing inner ring and the bearing outer ring, equipment does not need to be replaced, on one hand, the expenditure of purchasing equipment of enterprises is reduced, on the other hand, the labor expenditure of workers is reduced, meanwhile, the whole clamping work can be finished only by rotating the nut 14 to drive the screw rod 3, the operation is convenient and fast, the working efficiency can be effectively improved, the turning head can be placed by arranging the turning head bracket 19 so as to smoothly carry out the turning work of the rotating shaft, and by arranging the driving motor 16, the output end of the driving motor 16 is fixedly connected with the rotating shaft 15, so that the driving motor 16 can drive the rotating shaft 15 to rotate, through setting up drive pivot 15, drive pivot 15 is connected with and rotates seat 1 to drive pivot 15 rotates and to drive and rotate seat 1 and rotate, and then driving motor 16 can drive and rotate seat 1 and rotate, and the turning head on turning head support 19 is placed in the cooperation of pivoted rotation seat 1, thereby can accomplish the turning work of pivot.

The working principle is as follows: when the bearing clamp is used, firstly, a bearing to be turned is placed between the clamping arm 6 and the L-shaped clamping arm 7, then an external electric wrench is used for rotating the nut 14, the nut 14 rotates to drive the screw rod 3 to rotate, the screw rod 3 moves towards the inside of the rotating seat 1 under the action of the thread relation, then the screw rod 3 drives the first circular table 12 and the second circular table 13 to move towards the inside of the rotating seat 1, the first circular table 12 and the first triangular block 10 are mutually extruded, the first triangular block 10 drives the clamping arm 6 to stretch out of the rotating seat 1 to move towards one side far away from the center by taking the first rotating shaft 8 as a limiting part, the second circular table 12 and the second triangular block 11 are mutually extruded, the second triangular block 11 drives the L-shaped clamping arm 7 to stretch out of the rotating seat 1 to move towards one side near the center by taking the second rotating shaft 9 as a limiting part, and the clamping arm 6 is mutually matched with the L-shaped clamping arm 7, so that the clamping and fixing work of the rotating shaft can be completed, subsequently, the turning head is fixed on the turning head support 19, then the driving motor 16 is started, the driving motor 16 drives the rotating seat 1 to rotate, and then the turning work of the bearing is completed, the bearing inner ring and the bearing outer ring can be simultaneously fixed by the clamping arms 6 and the L-shaped clamping arms 7, the turning work of the bearing inner ring and the bearing outer ring can be simultaneously met, equipment does not need to be replaced, the equipment cost of enterprises is reduced, and the labor expenditure of workers is reduced.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the above embodiments and descriptions are only preferred embodiments of the present invention and are not intended to limit the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the claimed invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a turning mechanism of bearing processing lathe which characterized in that: the method comprises the following steps: the screw hole is formed in the middle of one side of the rotating seat, a screw rod is connected with the screw hole in an internal thread mode, a first clamping cavity is formed in the periphery of the screw hole, a second clamping cavity is formed in one side, away from the center, of the first clamping cavity, a clamping arm is arranged in the first clamping cavity, an L-shaped clamping arm is arranged in the second clamping cavity, and the first clamping cavity is communicated with the second clamping cavity.

2. The turning mechanism of a bearing processing lathe according to claim 1, characterized in that: one end of the clamping arm is rotatably connected with a first rotating shaft, the middle position of the L-shaped clamping arm is rotatably connected with a second rotating shaft, the first rotating shaft is fixedly arranged on the cavity walls on the two sides of the first clamping cavity, and the second rotating shaft is fixedly arranged on the cavity walls on the two sides of the second clamping cavity.

3. The turning mechanism of a bearing processing lathe according to claim 1, characterized in that: the middle position of one side of the clamping arm close to the center is provided with a first triangular block, and one end of the L-shaped clamping arm close to the center is provided with a second triangular block.

4. The turning mechanism of a bearing processing lathe according to claim 3, characterized in that: the screw rod intermediate position rotates and is connected with first round platform, first round platform position and inclined plane angle and the mutual adaptation of first triangle piece, screw rod one end rotates and is connected with the second round platform, second round platform position and inclined plane angle and the mutual adaptation of second triangle piece.

5. The turning mechanism of a bearing processing lathe according to claim 1, characterized in that: the other end of the screw is fixedly connected with a nut.

6. The turning mechanism of a bearing processing lathe according to claim 1, characterized in that: the rotary seat is fixedly connected with one end of a driving rotating shaft, the other end of the driving rotating shaft is fixedly connected with an output end of a driving motor, the driving motor is fixedly arranged on the wall of the mounting groove, and the mounting groove is formed in one side of the bottom plate.

7. The turning mechanism of a bearing processing lathe according to claim 6, wherein: and a turning head support is fixedly arranged on the upper surface of the base plate.