Double-sided polishing device for PEEK shaft sleeve production

Abstract

The utility model discloses a double-sided polishing device for PEEK shaft sleeve production, which comprises a base, the top of one end of the base is provided with a rotating groove, a screw rod is rotatably connected in the rotating groove, one end of the base is fixedly connected with a first motor, an output shaft of the first motor is fixedly connected with the screw rod, the screw rod is sleeved with a support plate in a threaded manner, and the support plate is fixedly connected with the base. The top of the supporting plate is fixedly connected with a bearing plate, one side of the bearing plate is fixedly connected with a second motor, an output shaft of the second motor is fixedly connected with a rotating rod, one end of the rotating rod penetrates through the bearing plate and is fixedly sleeved with a grinding sleeve, and the top of the other end of the base is fixedly connected with a bearing plate. According to the shaft sleeve polishing machine, the polishing function of the inner wall and the polishing function of the outer wall of a shaft sleeve can be combined into a whole, then the polishing efficiency of the shaft sleeve is improved, and the equipment cost is reduced.

Description

Technical Field

[0001] The utility model relates to the field of products related to shaft sleeve production, in particular to a double-sided polishing device for PEEK shaft sleeve production. Background Art

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

[0003] However, the existing polishing device can only perform single polishing on the inner wall or outer wall of the sleeve. Polishing different surfaces requires replacing different polishing devices, which leads to low polishing efficiency and increased equipment costs, which is defective. Utility Model Content

[0004] The purpose of the utility model is to provide a double-sided polishing device for the production of PEEK sleeves, so as to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a double-sided polishing device for PEEK sleeve production, comprising a base, a rotating groove is provided on the top of one end of the base, a screw is rotatably connected in the rotating groove, one end of the base is fixedly connected to a first motor, the output shaft of the first motor is fixedly connected to the screw, a support plate is threadedly sleeved on the screw, the top of the support plate is fixedly connected to a bearing plate, one side of the bearing plate is fixedly connected to a second motor, the output shaft of the second motor is fixedly connected to a rotating rod, one end of the rotating rod passes through the bearing plate and is fixedly sleeved with a polishing sleeve, the top of the other end of the base is fixedly connected to a bearing plate, a bracket is provided above the bearing plate, both ends of the bracket are fixedly connected to the base, the top of the bracket is fixedly connected to a third motor, and the output end of the third motor is fixedly connected to a connecting sleeve, The cam is secured to the chassis and has a first end secured thereto, the second end secured to the chassis having a first end secured thereto and a second end secured to the chassis.

[0006] Preferably, the first motor, the second motor, the third motor and the fourth motor are all servo motors.

[0007] Preferably, the pressure plate is arranged in an arc-shaped structure.

[0008] Preferably, both sides of the bracket are provided with limiting grooves, and both ends of the pressing plate are slidably inserted into the limiting grooves.

[0009] Preferably, both ends of the movable plate are fixedly connected to the inner wall of the cavity with limited telescopic rods.

[0010] Compared with the prior art, the beneficial effects of the present invention are:

[0011] The double-sided polishing device for PEEK sleeve production supports the sleeve by a load-bearing plate, controls the third motor to cause the connecting sleeve to rotate, at this time the first threaded rod threadedly inserted therein will cause the pressure plate to move downward to achieve downward pressure and fixation of the sleeve, controls the second motor to drive the rotating rod to rotate, at this time the polishing sleeve installed on it follows the rotation, controls the first motor to cause the screw rod to rotate, and the supporting plate threadedly sleeved on the screw rod drives the bearing plate to move, thereby extending the polishing sleeve to the inside of the sleeve to achieve inner wall polishing of the sleeve, and after the inner wall polishing is completed, the pressure plate is moved to the inner wall of the sleeve, controls and starts the fourth motor to cause the second threaded rod to rotate, at this time the two movable plates move relative to each other to cause the traction rod to move, and the traction rod pushes the pressure plate to press against the inner wall of the sleeve to achieve fixation, and then the fixed sleeve is moved to a position parallel to the polishing rod, the rotating rod drives the sleeve to rotate, and the electric telescopic rod pushes the polishing rod to move to achieve polishing of the outer wall of the sleeve. The utility model can combine the polishing functions of the inner and outer walls of the sleeve, thereby increasing the polishing efficiency of the sleeve and reducing equipment cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic structural diagram of a double-sided polishing device for producing PEEK sleeves according to the present invention;

[0013] Figure 2 This is an enlarged view of point A of a double-sided polishing device for producing PEEK sleeves according to the present invention;

[0014] Figure 3 This is a schematic structural diagram of a pressure plate of a double-sided polishing device for producing PEEK sleeves according to the present invention;

[0015] Figure 4 This is a schematic structural diagram of the grinding rod of a double-sided polishing device for producing PEEK sleeves according to the present invention.

[0016] In the figure: 1. base; 2. screw; 3. first motor; 4. support plate; 5. load-bearing plate; 6. second motor; 7. rotating rod; 8. grinding sleeve; 9. load-bearing plate; 10. bracket; 11. third motor; 12. connecting sleeve; 13. first threaded rod; 14. pressure plate; 15. second threaded rod; 16. fourth motor; 17. movable plate; 18. traction rod; 19. connecting plate; 20. pressure plate; 21. vertical plate; 22. electric telescopic rod; 23. grinding rod; 24. limit telescopic rod. DETAILED DESCRIPTION

[0017] 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 the embodiments.

[0018] In the description of the utility model, it is necessary to explain, the term "upper", "lower", "internal", "external" "front end", "rear end", "both ends", "one end", "the other end" and so on indicate the position relation or location relation is based on the position relation or location relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and is not indicate or imply that the device or element indicated must have a particular orientation, a particular orientation and operation, therefore cannot be understood as a limitation on the utility model. In addition, the term "first", "second" is only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0019] In the description of the utility model, it is necessary to explain, unless otherwise expressly provided and limited, the term "installation", "set with", "connection" and so on, should be broadly understood, for example "connection", can be fixed connection, can also be detachable connection, or integrally connected, can be mechanical connection, can also be electrical connection, can be directly connected, can also be indirectly connected through intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0020] Please refer to Figure 1-4The utility model provides an embodiment: a double-sided polishing device for PEEK sleeve production, comprising a base 1, a rotating groove is provided on the top of one end of the base 1, a screw rod 2 is rotatably connected in the rotating groove, one end of the base 1 is fixedly connected to a first motor 3, the output shaft of the first motor 3 is fixedly connected to the screw rod 2, a support plate 4 is threadedly sleeved on the screw rod 2, the top of the support plate 4 is fixedly connected to a bearing plate 5, one side of the bearing plate 5 is fixedly connected to a second motor 6, the output shaft of the second motor 6 is fixedly connected to a rotating rod 7, one end of the rotating rod 7 passes through the bearing plate 5 and is fixedly sleeved with a polishing sleeve 8, the top of the other end of the base 1 is fixedly connected to a bearing plate 9, and a supporting plate 9 is provided above the bearing plate 9. The bracket 10 has two ends which are fixedly connected to the base 1. The top of the bracket 10 is fixedly connected to a third motor 11. The output end of the third motor 11 is fixedly connected to a connecting sleeve 12. The connecting sleeve 12 passes through the bracket 10 and is threadedly inserted with a first threaded rod 13. The bottom end of the first threaded rod 13 is fixedly connected to a pressing plate 14. Specifically, the load-bearing plate 9 supports the shaft sleeve and controls the third motor 11 to cause the connecting sleeve 12 to rotate. At this time, the first threaded rod 13 threaded therein will cause the pressing plate 14 to move downward to achieve downward pressure and fixation of the shaft sleeve. The second motor 6 is controlled to drive the rotating rod 7 to rotate. At this time, the grinding sleeve 8 installed thereon follows the rotation. The first motor 3 is controlled to cause the threaded rod 13 to rotate. When the rod 2 rotates, the support plate 4 threadedly sleeved on the screw rod 2 drives the bearing plate 5 to move, thereby extending the grinding sleeve 8 to the inside of the sleeve to realize grinding of the inner wall of the sleeve; a cavity is provided on the end of the rotating rod 7 away from the first motor 3, and a receiving groove is provided on both sides of the cavity. A second threaded rod 15 is rotatably connected in the cavity, and the thread rotation directions on both sides of the center point of the horizontal axial section of the second threaded rod 15 are oppositely set. One end of the rotating rod 7 is fixedly connected to the fourth motor 16, and the output shaft of the fourth motor 16 is fixedly connected to the second threaded rod 15. Both ends of the second threaded rod 15 are threadedly sleeved with a movable plate 17, and both ends of the movable plate 17 are rotatably connected to a traction rod 18, and one end of the traction rod 18 rotates It is dynamically connected with a connecting plate 19, and a pressure plate 20 is fixedly connected to one side of the connecting plate 19. A vertical plate 21 is fixedly connected to the outer wall of one side of the base 1, and an electric telescopic rod 22 is fixedly connected to the vertical plate 21. One end of the electric telescopic rod 22 is fixedly connected to a polishing rod 23. Specifically, the fourth motor 16 is controlled to start to cause the second threaded rod 15 to rotate. At this time, the two movable plates 17 move relative to each other to cause the traction rod 18 to move. The traction rod 18 pushes the pressure plate 20 to press it against the inner wall of the sleeve to achieve fixation, and then the fixed sleeve is moved to a position parallel to the polishing rod 23. The rotating rod 7 drives the sleeve to rotate, and the electric telescopic rod 22 pushes the polishing rod 23 to move to achieve polishing of the outer wall of the sleeve.

[0021] In the embodiment, the first motor 3, the second motor 6, the third motor 11 and the fourth motor 16 are all servo motors; the abutting plate 20 is provided in an arc shape; the two sides of the shaft sleeve support 10 are both provided with limiting grooves, and the two ends of the pressing plate 14 are both slidingly inserted into the limiting grooves to limit the pressing plate 14; the two ends of the moving plate 17 are both fixedly connected with the limiting expansion rods 24 between the inner walls of the cavities to limit and support the moving plate 17.

[0022] Working principle: first, the bearing plate 9 supports the shaft sleeve, the third motor 11 is controlled to drive the connecting sleeve 12 to rotate, at this time, the first threaded rod 13 inserted in the screw is driven to move downward to realize the downward pressing and fixing of the shaft sleeve, the second motor 6 is controlled to drive the rotating rod 7 to rotate, at this time, the polishing sleeve 8 mounted thereon rotates, the first motor 3 is controlled to drive the screw rod 2 to rotate, the supporting plate 4 threaded on the screw rod 2 drives the bearing plate 5 to move to extend the polishing sleeve 8 into the shaft sleeve to realize the polishing of the inner wall of the shaft sleeve, after the inner wall polishing is completed, the abutting plate 20 is moved to the inner wall of the shaft sleeve, the fourth motor 16 is controlled to drive the second threaded rod 15 to rotate, at this time, the two moving plates 17 relatively move to drive the traction rod 18 to move, the traction rod 18 drives the abutting plate 20 to abut on the inner wall of the shaft sleeve to realize the fixing, and then the fixed shaft sleeve is moved to the parallel position of the polishing rod 23, the rotating rod 7 drives the shaft sleeve to rotate, and the electric telescopic rod 22 drives the polishing rod 23 to move to realize the polishing of the outer wall of the shaft sleeve.

[0023] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims.

Claims

1. A double-sided polishing device for producing PEEK sleeves, comprising a base (1), characterized in that: A rotation groove is provided at the top of one end of the base (1), a screw rod (2) is rotatably connected in the rotation groove, a first motor (3) is fixedly connected to one end of the base (1), an output shaft of the first motor (3) is fixedly connected to the screw rod (2), a support plate (4) is threadedly sleeved on the screw rod (2), a bearing plate (5) is fixedly connected to the top of the support plate (4), a second motor (6) is fixedly connected to one side of the bearing plate (5), an output shaft of the second motor (6) is fixedly connected to a rotating rod (7), and the rotating rod ( One end of the base (7) passes through the bearing plate (5) and is fixedly sleeved with a grinding sleeve (8), the other end of the base (1) is fixedly connected to the top of the bearing plate (9), a bracket (10) is provided above the bearing plate (9), both ends of the bracket (10) are fixedly connected to the base (1), the top of the bracket (10) is fixedly connected to the third motor (11), the output end of the third motor (11) is fixedly connected to a connecting sleeve (12), the connecting sleeve (12) passes through the bracket (10) and is threadedly inserted with a first threaded rod (1 3), the bottom end of the first threaded rod (13) is fixedly connected to a pressure plate (14), the end of the rotating rod (7) away from the first motor (3) is provided with a cavity, both sides of the cavity are provided with a receiving groove, the second threaded rod (15) is rotatably connected in the cavity, the second threaded rod (15) has the second threaded rod (15) and the second threaded rod (15) has the second threaded rod (15) and the second threaded rod (15) having ... Both ends of the second threaded rod (15) are threadedly connected to a movable plate (17), both ends of the movable plate (17) are rotatably connected to a traction rod (18), one end of the traction rod (18) is rotatably connected to a connecting plate (19), one side of the connecting plate (19) is fixedly connected to a pressure plate (20), a vertical plate (21) is fixedly connected to an outer wall of one side of the base (1), an electric telescopic rod (22) is fixedly connected to the vertical plate (21), and one end of the electric telescopic rod (22) is fixedly connected to a grinding rod (23).

2. A double-sided polishing device for PEEK sleeve production according to claim 1, characterized in that: The first motor (3), the second motor (6), the third motor (11) and the fourth motor (16) are all servo motors.

3. The double-sided polishing device for PEEK sleeve production according to claim 1, characterized in that: The pressing plate (20) is arranged in an arc-shaped structure.

4. The double-sided polishing device for producing PEEK sleeves according to claim 1, characterized in that: Both sides of the bracket (10) are provided with limiting grooves, and both ends of the pressing plate (14) are slidably inserted into the limiting grooves.

5. The double-sided polishing device for producing PEEK sleeves according to claim 1, characterized in that: Limiting telescopic rods (24) are fixedly connected between both ends of the movable plate (17) and the inner wall of the cavity.

Images