Shaft sleeve polishing device

Abstract

The utility model discloses a shaft sleeve polishing device which comprises a base, a movable seat capable of reciprocating in the length direction of the base is arranged on one side of the upper surface of the base, a first motor is arranged on the upper surface of the movable seat, and the shaft portion of the first motor is connected with a polishing rod. A reciprocating driving mechanism used for driving the movable seat to move is arranged on the base, and the other side of the upper surface of the base is rotationally connected with a supporting column through a bearing. Through the arrangement of the rotation driving mechanism, after each shaft sleeve is polished, one shaft sleeve to be polished is rotated to the position right opposite to the polishing rod, when the shaft sleeve is polished, a worker can take down the polished shaft sleeve and place the shaft sleeve to be polished, and the operation is repeated, so that the shaft sleeve polishing efficiency is greatly improved. And the shaft sleeve can be continuously polished, the production efficiency is greatly improved, and the practicability is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of shaft sleeve production, in particular to a shaft sleeve polishing device. Background Art

[0002] The bushing is an indispensable and important component in a mechanical device. It protects the rotating shaft and reduces its wear. Since the installation precision of the rotating shaft and the bushing is high, the inner wall roughness is an important indicator for judging the product quality in the bushing production. The outer and inner walls of the bushing need to be polished.

[0003] However, when the existing sleeve polishing device polishes the sleeve, after polishing one sleeve, it is necessary to withdraw the polishing rod and wait, then take out the sleeve after polishing, then fix the sleeve to be polished, and finally move the polishing rod forward for polishing. In this way, there will be an interval space in the process of each sleeve replacement, which greatly reduces the production efficiency and has poor practicality. Utility Model Content

[0004] The utility model aims to provide a shaft sleeve polishing device to solve the technical problems raised in the background technology.

[0005] To achieve the above-mentioned purpose, the specific technical scheme of the utility model is as follows: a sleeve polishing device, comprising a base, a movable seat which can reciprocate along its length direction is arranged on one side of the upper surface of the base, a first motor is arranged on the upper surface of the movable seat, a polishing rod is connected to the shaft of the first motor, and a reciprocating drive mechanism for driving the movable seat to move is arranged on the base, a support column is rotatably connected to the other side of the upper surface of the base through a bearing, a turntable is arranged on the upper surface of the support column, four clamping mechanisms distributed in a circular array are arranged on the upper surface of the turntable, and a rotating drive mechanism for driving the turntable to rotate is arranged on the upper surface of the base.

[0006] Preferably, the shaft of the first motor is rotatably connected to a support plate via a bearing, and the bottom of the support plate is fixedly connected to the upper surface of the movable seat.

[0007] Preferably, the reciprocating drive mechanism includes a screw and a second motor, the second motor is fixedly connected to the side wall of the base through a mounting plate, and a groove is provided in the middle part of the upper surface of the base along its length direction, the screw is installed in the groove, and the screw is rotatably connected to the groove through a bearing, and a threaded block threadedly connected to the screw is provided in the middle part of the bottom of the movable seat.

[0008] Preferably, the upper surface of the base is provided with sliding grooves on both sides of the groove, and the bottom of the movable seat is provided with sliding blocks on both sides of the threaded block which are slidably connected to the sliding grooves.

[0009] Preferably, the rotary drive mechanism includes a third motor installed on the upper surface of the base, the shaft of the third motor is connected with a small gear, the support column is sleeved with a large gear, the large gear is rotatably connected to the small gear, and the large gear and the small gear are meshed with each other.

[0010] Preferably, the clamping mechanism includes a lower clamping seat and an upper clamping seat located above the lower clamping seat and distributed opposite to the lower clamping seat, screws are provided on both sides of the upper surface of the lower clamping seat, sliding holes are provided on both sides of the surface of the upper clamping seat which are slidably connected to the screws up and down, and a butterfly nut is threadedly connected to the screw above the upper clamping seat, a reset spring is sleeved on the screw, the bottom of the reset spring is connected to the upper surface of the lower clamping seat, and the top end is connected to the bottom of the upper clamping seat.

[0011] Preferably, a V-shaped groove is provided on one side of the lower clamping seat and the upper clamping seat opposite to each other, and a stopper is provided on the inner side wall of the lower clamping seat and the upper clamping seat.

[0012] The utility model provides a shaft sleeve polishing device with the following advantages:

[0013] 1. The utility model is provided with a rotary drive mechanism, so that after each sleeve is polished, a sleeve to be polished will be rotated to a position facing the polishing rod. When polishing the sleeve, the staff can take down the sleeve that has been polished and install the sleeve to be polished, and repeat this process to realize uninterrupted polishing of the sleeve, which greatly improves production efficiency and has strong practicality.

[0014] 2. When loosening the butterfly nut, the reset spring pushes the upper clamp seat upward under the elastic action of the reset spring, and then the sleeve to be polished is placed in the V-groove of the lower clamp seat, so that the rear end of the sleeve is pressed against the stopper, and then the upper clamp seat is pressed downward so that the V-groove of the upper clamp seat contacts the sleeve, and the butterfly nut is tightened to clamp and fix the sleeve. The operation is simple and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 for Figure 1 Front view of

[0018] Figure 3 It is a structural schematic diagram of the movable seat in the utility model;

[0019] Figure 4 It is a structural schematic diagram of the clamping mechanism in the utility model;

[0020] Explanation of markings in the figure: 1. Base; 2. Movable seat; 3. First motor; 4. Support plate; 5. Polishing rod; 6. Groove; 7. Screw rod; 8. Slide groove; 9. Turntable; 10. Clamping mechanism; 11. Second motor; 12. Support column; 13. Third motor; 14. Small gear; 15. Large gear; 16. Threaded block; 17. Sliding block; 18. Lower clamp seat; 19. Upper clamp seat; 20. V-groove; 21. Block; 22. Screw rod; 23. Reset spring; 24. Slide hole; 25. Butterfly nut. DETAILED DESCRIPTION

[0021] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the embodiments of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0022] In the description of the embodiments of the present invention, it should be understood that the terms "length", "vertical", "horizontal", "top", "bottom", etc. indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the embodiments of the present invention.

[0023] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0024] In the embodiments of the present utility model, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or a communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0025] The disclosure below provides many different embodiments or examples for realizing different structures of the embodiments of the present utility model. In order to simplify the disclosure of the embodiments of the present utility model, the components and settings of specific examples are described below. Of course, they are only examples, and the purpose is not to limit the embodiments of the present utility model. In addition, the embodiments of the present utility model can repeat reference numbers and / or reference letters in different examples, and this repetition is for the purpose of simplification and clarity, and does not itself indicate the relationship between the various embodiments and / or settings discussed.

[0026] In order to better understand the purpose, structure and function of the utility model, the following is a further detailed description of a shaft sleeve polishing device of the utility model in conjunction with the accompanying drawings.

[0027] like Figure 1-4As shown, a sleeve polishing device of the utility model comprises a base 1, a movable seat 2 which can reciprocate along its length direction is arranged on one side of the upper surface of the base 1, a first motor 3 is arranged on the upper surface of the movable seat 2, the shaft of the first motor 3 is connected to the polishing rod 5, the shaft of the first motor 3 is rotatably connected to the support plate 4 through a bearing, the bottom of the support plate 4 is fixedly connected to the upper surface of the movable seat 2, and the arrangement of the support plate 4 provides a good supporting effect on the shaft of the first motor 3 and the polishing rod 5. A reciprocating drive mechanism for driving the movable seat 2 to move is provided on the base 1, and the reciprocating drive mechanism includes a screw rod 7 and a second motor 11. The second motor 11 is fixedly connected to the side wall of the base 1 through a mounting plate, and a groove 6 is provided in the middle part of the upper surface of the base 1 along its length direction. The screw rod 7 is installed in the groove 6, and the screw rod 7 is rotatably connected to the groove 6 through a bearing. A threaded block 16 threadedly connected to the screw rod 7 is provided in the middle part of the bottom of the movable seat 2. By starting the second motor 11, the screw rod 7 rotates, and under the action of the threaded block 16, the threaded block 16 moves along the length direction of the screw rod 7, so that the threaded block 16 drives the movable seat 2 to move along the length direction of the base 1, so that the polishing rod 5 approaches the turntable 9, so that the polishing rod 5 is inserted into the inside of the sleeve fixed on the clamping mechanism 10 facing it, and then by starting the first motor 3, the polishing rod 5 can polish the inner wall of the sleeve. The upper surface of the base 1 is provided with slide grooves 8 on both sides of the groove 6, and the bottom of the movable seat 2 is provided with sliders 17 slidably connected to the slide grooves 8 on both sides of the threaded block 16. Through the cooperation between the sliders 17 and the slide grooves 8, the movable seat 2 is well supported and limited, making the movable seat 2 more stable when moving.

[0028] The other side of the upper surface of the base 1 is rotatably connected with a support column 12 through a bearing, and a turntable 9 is arranged on the upper surface of the support column 12. Four clamping mechanisms 10 distributed in a circumferential array are arranged on the upper surface of the turntable 9. The clamping mechanism 10 includes a lower clamping seat 18 and an upper clamping seat 19 located above the lower clamping seat 18 and distributed opposite to it. Screws 22 are arranged on both sides of the upper surface of the lower clamping seat 18, and sliding holes 24 connected to the screw 22 for sliding up and down sliding are arranged on both sides of the surface of the upper clamping seat 19. A butterfly nut 25 is threadedly connected to the screw 22 at the upper part of the upper clamping seat 19, and a reset spring 23 is sleeved on the screw 22, and the bottom of the reset spring 23 is connected to the lower clamping seat 18. The upper surface of the lower clamping seat 18 is connected, and the top is connected to the bottom of the upper clamping seat 19. The lower clamping seat 18 and the upper clamping seat 19 are provided with a V-shaped groove 20 on the opposite side, and the inner side walls of the lower clamping seat 18 and the upper clamping seat 19 are provided with a stopper 21. When the butterfly nut 25 is loosened, under the elastic action of the reset spring 23, the reset spring 23 pushes the upper clamping seat 19 to move upward, and then the shaft sleeve to be polished is placed in the V-shaped groove 20 of the lower clamping seat 18, so that the rear end of the shaft sleeve is tightly against the stopper 21, and then the upper clamping seat 19 is pressed downward, so that the V-shaped groove 20 of the upper clamping seat 19 contacts the shaft sleeve, and the butterfly nut 25 is tightened, so that the shaft sleeve can be clamped and fixed, and the operation is simple and quick.

[0029] The upper surface of the base 1 is provided with a rotary drive mechanism for driving the turntable 9 to rotate. The rotary drive mechanism includes a third motor 13 installed on the upper surface of the base 1. The shaft of the third motor 13 is connected with a pinion 14. A large gear 15 is sleeved on the support column 12. The large gear 15 is rotatably connected to the pinion 14, and the large gear 15 and the pinion 14 are meshed with each other. By starting the third motor 13, the pinion 14 drives the large gear 15 to rotate, so that the large gear 15 drives the turntable 9 to rotate, and the third motor 13 is set to rotate the turntable 9 90° each time it is started, so that each time the third motor 13 is started, there will be a clamping mechanism 10 facing the polishing rod 5, and through the setting of the rotary drive mechanism, after each sleeve is polished, a sleeve to be polished will be rotated to a position facing the polishing rod 5. When polishing the sleeve, the staff can take down the sleeve that has been polished and install the sleeve to be polished. In this way, the sleeve can be polished uninterruptedly, which greatly improves the production efficiency and has strong practicality.

[0030] It is understood that the present invention is described by some embodiments, and those skilled in the art are aware that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the scope of protection of the present invention.

Claims

1. A sleeve polishing device, characterized in that: The invention comprises a base (1), wherein a movable seat (2) capable of reciprocating along its length direction is arranged on one side of the upper surface of the base (1), a first motor (3) is arranged on the upper surface of the movable seat (2), a polishing rod (5) is connected to the shaft of the first motor (3), and a reciprocating drive mechanism for driving the movable seat (2) to move is arranged on the base (1), a support column (12) is rotatably connected to the other side of the upper surface of the base (1) via a bearing, a turntable (9) is arranged on the upper surface of the support column (12), four clamping mechanisms (10) distributed in a circular array are arranged on the upper surface of the turntable (9), and a rotating drive mechanism for driving the turntable (9) to rotate is arranged on the upper surface of the base (1).

2. A sleeve polishing device according to claim 1, characterized in that: The shaft of the first motor (3) is rotatably connected to a support plate (4) via a bearing, and the bottom of the support plate (4) is fixedly connected to the upper surface of the movable seat (2).

3. A sleeve polishing device according to claim 1, characterized in that: The reciprocating drive mechanism comprises a screw (7) and a second motor (11), wherein the second motor (11) is fixedly connected to the side wall of the base (1) via a mounting plate, and a groove (6) is provided in the middle of the upper surface of the base (1) along its length direction, the screw (7) is installed in the groove (6), and the screw (7) is rotatably connected to the groove (6) via a bearing, and a threaded block (16) threadedly connected to the screw (7) is provided in the middle of the bottom of the movable seat (2).

4. A sleeve polishing device according to claim 3, characterized in that: The upper surface of the base (1) is provided with sliding grooves (8) on both sides of the groove (6), and the bottom of the movable seat (2) is provided with sliding blocks (17) slidably connected to the sliding grooves (8) on both sides of the threaded block (16).

5. A sleeve polishing device according to claim 1, characterized in that: The rotary drive mechanism comprises a third motor (13) mounted on the upper surface of the base (1); a pinion gear (14) is connected to the shaft of the third motor (13); a large gear (15) is sleeved on the support column (12); the large gear (15) is rotatably connected to the small gear (14), and the large gear (15) and the small gear (14) are meshed with each other.

6. A sleeve polishing device according to claim 1, characterized in that: The clamping mechanism (10) comprises a lower clamping seat (18) and an upper clamping seat (19) located above the lower clamping seat (18) and distributed opposite thereto, screws (22) are provided on both sides of the upper surface of the lower clamping seat (18), sliding holes (24) are provided on both sides of the surface of the upper clamping seat (19) for sliding connection with the screw (22) up and down, and a butterfly nut (25) is threadedly connected to the screw (22) at the position above the upper clamping seat (19), a reset spring (23) is sleeved on the screw (22), the bottom of the reset spring (23) is connected to the upper surface of the lower clamping seat (18), and the top is connected to the bottom of the upper clamping seat (19).

7. A sleeve polishing device according to claim 6, characterized in that: A V-shaped groove (20) is provided on one side opposite to the lower clamp seat (18) and the upper clamp seat (19), and a stopper (21) is provided on the inner side walls of the lower clamp seat (18) and the upper clamp seat (19).

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