Bushing outer circle grinding device

Abstract

The utility model discloses a bushing excircle polishing device, which relates to the technical field of bushing processing, and comprises a workbench, a first support column arranged at the top of the workbench, a support plate arranged at the right end of the first support column, a first cylinder arranged at the top of the support plate, a second support column arranged at the top of the workbench, and a positioning component connected with the output end of the first cylinder, a first motor is arranged at the left end of the second supporting column, the output end of the first motor is connected with the fixing assembly, a second motor is arranged at the rear end of the second supporting column, the output end of the second motor is connected with a threaded lead screw, a sliding table is arranged on the surface of the threaded lead screw, a second air cylinder is arranged on the top of the sliding table, and the output end of the second air cylinder is connected with a sliding block. A third supporting column is arranged at the top of the sliding block, two rotating shafts are arranged at the left end of the third supporting column, a support is arranged at the front end of the third supporting column, two rotating shafts are arranged at the left end of the support, and the multiple rotating shafts are connected through a grinding belt.

Description

Technical Field

[0001] The utility model relates to the technical field of bushing processing, in particular to a bushing outer circle grinding device. Background Art

[0002] The bushing is a matching part used outside the mechanical parts to achieve the functions of sealing and wear protection. It refers to a ring sleeve that acts as a gasket. In the field of valve applications, the bushing is inside the valve cover and is generally made of corrosion-resistant materials such as polytetrafluoroethylene or graphite for sealing. The outer circle of the bushing needs to have a certain degree of accuracy and smoothness to ensure the matching and sealing performance between the bushing and other parts. Grinding can make the outer circle surface smoother, reduce surface roughness, and improve accuracy. Grinding the outer circle can improve the appearance quality of the bushing, making its surface smooth and bright, and not easy to be contaminated and oxidized.

[0003] In the existing bushing outer circle grinding device, grinding is mainly performed through the traditional manually adjusted grinder, and the bushing is not fixed stably, resulting in low work efficiency and low grinding accuracy. Therefore, it is urgent to design a bushing outer circle grinding device to solve the above problems. Utility Model Content

[0004] In order to solve the above technical problems, a bushing outer circle grinding device is provided, and this technical solution solves the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A bushing outer circle grinding device comprises a workbench, a first pillar is fixedly installed on the right side of the top of the workbench, a support plate is fixedly installed on the right end of the first pillar, a first cylinder is fixedly installed on the top of the support plate, an output end of the first cylinder passes through the first pillar and is rotatably connected to the right end of a positioning assembly, a second pillar is fixedly installed on the left side of the top of the workbench, a first motor and a second motor are fixedly installed on the left end of the second pillar, an output end of the first motor passes through the second pillar and is fixedly connected to the left end of the fixing assembly, and an output end of the second motor passes through the second pillar and is fixed to the left end of a threaded screw The right end of the threaded screw is rotatably connected to the fixed block, and the fixed block is fixedly installed on the top of the workbench. The surface of the threaded screw is threadedly connected with a slide, and a second cylinder is fixedly installed on the top rear side of the slide, and a slider is provided on the top front side of the slide. The output end of the second cylinder is fixedly connected to the rear end of the slider, and a third pillar is fixedly installed on the top of the slider. Two rotating shafts are rotatably installed on the left end of the third pillar, and a bracket is fixedly installed on the front end of the third pillar. Two rotating shafts are symmetrically rotatably installed on the upper and lower sides of the left end of the bracket, and the surfaces of multiple rotating shafts are connected through grinding belt transmission.

[0007] Furthermore, the left end of the positioning component abuts against the right end of the fixing component, and the size of the left end of the positioning component matches the size of the right end of the fixing component.

[0008] Furthermore, a third motor is fixedly mounted on the right end of the third pillar, and an output end of the third motor passes through the right end of the third pillar and is fixedly connected to the rotating shaft at the lower end.

[0009] Furthermore, two slide rails are symmetrically arranged on the front side of the top of the slide table, the upper ends of the two slide rails are movably connected to the bottom of the slider, and the bottom of the slider is slidably connected to the slide table through the slide rails.

[0010] Furthermore, the front end of the grinding belt and the fixing assembly are perpendicular to each other, and the fixing assembly is arranged in the front middle part of the grinding belt.

[0011] As a preferred technical solution of the utility model, compared with the prior art, the utility model provides a bushing outer circle grinding device, which has the following beneficial effects:

[0012] In the utility model, the bushing is sleeved on the right end fixing rod of the fixing component, and the first cylinder is used to control the positioning component to move to the left, so that the left end of the positioning component is inserted into the interior of the bushing, and the bushing is positioned and fixed, and the placement and replacement of the bushing is convenient; the first motor is used to control the rotation of the fixing component, and then the rotation of the bushing is controlled, and the second motor is used to rotate the threaded screw, and then the slide is controlled to move left and right, and the second cylinder controls the movement of the slider, and then the distance between the grinding belt and the outer circle of the bushing is adjusted, and the third motor is used to control the rotation of the rotating shaft, and then the grinding belt is rotated, and the rotation direction of the bushing controlled by the first motor is opposite to the rotation direction of the grinding belt, and the outer circle of the bushing is polished in cooperation with each other, and the automated adjustment mechanism makes the grinding efficiency higher and the processing accuracy is also improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the overall structure of the utility model under the second viewing angle;

[0015] Figure 3 It is a schematic diagram of the overall top view structure of the utility model.

[0016] The numbers in the figure are:

[0017] 1. Workbench; 2. First pillar; 3. Support plate; 4. First cylinder; 5. Positioning assembly; 6. Second pillar; 7. First motor; 8. Fixing assembly; 9. Second motor; 10. Threaded screw; 11. Fixing block; 12. Slide; 13. Second cylinder; 14. Slide rail; 15. Slider; 16. Third pillar; 17. Third motor; 18. Bracket; 19. Rotating shaft; 20. Grinding belt. DETAILED DESCRIPTION

[0018] The following description is used to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments described below are only examples, and those skilled in the art may think of other obvious variations.

[0019] Reference Figure 1-3 As shown, a bushing outer circle grinding device comprises a workbench 1, a first pillar 2 is fixedly installed on the top right side of the workbench 1, a support plate 3 is fixedly installed on the right end of the first pillar 2, a first cylinder 4 is fixedly installed on the top of the support plate 3, an output end of the first cylinder 4 passes through the first pillar 2 and is rotatably connected to the right end of a positioning assembly 5, the positioning assembly 5 is controlled by the first cylinder 4, a bushing sleeved on the surface of a fixing assembly 8 is positioned, and the positioning assembly 5 is rotatably connected to the output end of the first cylinder 4, so that the positioning assembly 5 can rotate with the fixing assembly 8, a second pillar 6 is fixedly installed on the top left side of the workbench 1, a first motor 7 and a second motor 9 are fixedly installed on the left end of the second pillar 6, the output end of the first motor 7 passes through the second pillar 6 and is fixedly connected to the left end of the fixing assembly 8, the fixing assembly 8 is controlled to rotate by the first motor 7, so that the outer circle of the bushing is in full contact with the grinding belt 20, thereby making the bushing grinding more sufficient and more efficient, the output end of the second motor 9 passes through the second pillar 6 and is fixedly connected to the left end of the threaded screw 10, The right end of the rod 10 is rotatably connected to the fixed block 11, and the fixed block 11 is fixedly installed on the top of the workbench 1. The surface of the threaded screw 10 is threadedly connected with a slide 12. The threaded screw 10 is controlled to rotate by the second motor 9, and then the slide 12 is controlled to move directional along the threaded screw 10, and then the grinding belt 20 is controlled to move left and right to grind the outer circle of the bushing. The second cylinder 13 is fixedly installed on the top rear side of the slide 12, and a slider 15 is arranged on the top front side of the slide 12. The output end of the second cylinder 13 is connected to the slider 15. The rear end is fixedly connected, and the second cylinder 13 is used to control the directional movement of the slider 15 along the slide rail 14. A third pillar 16 is fixedly installed on the top of the slider 15, and two rotating shafts 19 are rotatably installed on the left end of the third pillar 16. A bracket 18 is fixedly installed on the front end of the third pillar 16, and two rotating shafts 19 are symmetrically rotatably installed on the upper and lower sides of the left end of the bracket 18. The surfaces of the multiple rotating shafts 19 are connected by a grinding belt 20. Through the movement of the slider 15, the grinding belt 20 is controlled to approach or move away from the bushing to grind the bushing.

[0020] In another embodiment provided by the present utility model, Figure 1 As shown, the rotation direction of the fixing assembly 8 controlled by the first motor 7 is opposite to the rotation direction of the grinding belt 20 .

[0021] In another embodiment provided by the present utility model, Figure 1 As shown, the left end of the positioning component 5 abuts against the right end of the fixing component 8, and the left end size of the positioning component 5 matches the right end size of the fixing component 8, and the bushing is positioned and fixed by the fixing component 8 and the positioning component 5.

[0022] In another embodiment provided by the present utility model, Figure 2 As shown, a third motor 17 is fixedly installed on the right end of the third pillar 16. The output end of the third motor 17 passes through the right end of the third pillar 16 and is fixedly connected to the lower end shaft 19. The third motor 17 controls the rotation of the shaft 19, thereby rotating the grinding belt 20 to grind the bushing.

[0023] In another embodiment provided by the present utility model, Figure 1 As shown, two slide rails 14 are symmetrically arranged on the top front side of the slide 12, the upper ends of the two slide rails 14 are movably connected to the bottom of the slider 15, the bottom of the slider 15 is slidably connected to the slide 12 through the slide rails 14, the movement of the slider 15 is controlled by the second cylinder 13, and the two slide rails 14 provide guidance and limiting functions for the slider 15.

[0024] In another embodiment provided by the present utility model, Figure 2 As shown, the front end of the grinding belt 20 is perpendicular to the fixing assembly 8, and the fixing assembly 8 is arranged in the front middle of the grinding belt 20, and the grinding belt 20 abuts against the bushing to grind the outer circle of the bushing.

[0025] Working principle: In the utility model, first, the bushing is put on the right end fixing rod of the fixing component 8, the first cylinder 4 is started, the positioning component 5 is controlled to move to the left, and then the left end of the positioning component 5 is inserted into the interior of the bushing, and the bushing is positioned and fixed, the first motor 7 is started to control the rotation of the fixing component 8, and then the bushing is controlled to rotate, the second motor 9 is started to rotate the threaded screw 10, and then the slide 12 is controlled to move and cooperate with the second cylinder 13 to control the movement of the slider 15, and then the grinding belt 20 is adjusted to abut against the left side of the outer circle of the bushing, the third motor 17 is started to control the rotation of the rotating shaft 19, and then the grinding belt 20 is rotated, and the first motor 7 controls the direction of rotation of the bushing, which is opposite to the rotation direction of the grinding belt 20, and cooperates with the second motor 9 to control the left and right movement of the slide 12 to complete the grinding of the outer circle of the bushing.

[0026] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A bushing outer circle grinding device, characterized in that: The workbench (1) comprises a workbench (1), wherein a first pillar (2) is fixedly mounted on the right side of the top of the workbench (1), a support plate (3) is fixedly mounted on the right end of the first pillar (2), a first cylinder (4) is fixedly mounted on the top of the support plate (3), an output end of the first cylinder (4) passes through the first pillar (2) and is rotatably connected to the right end of a positioning assembly (5), a second pillar (6) is fixedly mounted on the left side of the top of the workbench (1), a first motor (7) and a second motor (9) are fixedly mounted on the left end of the second pillar (6), an output end of the first motor (7) passes through the second pillar (6) and is fixedly connected to the left end of a fixing assembly (8), an output end of the second motor (9) passes through the second pillar (6) and is fixedly connected to the left end of a threaded screw (10), and the right end of the threaded screw (10) is connected to the A fixed block (11) is rotatably connected, the fixed block (11) is fixedly mounted on the top of the workbench (1), a slide table (12) is threadedly connected to the surface of the threaded screw rod (10), a second cylinder (13) is fixedly mounted on the rear side of the top of the slide table (12), a slider (15) is arranged on the front side of the top of the slide table (12), an output end of the second cylinder (13) is fixedly connected to the rear end of the slider (15), a third pillar (16) is fixedly mounted on the top of the slider (15), two rotating shafts (19) are rotatably mounted on the left end of the third pillar (16), a bracket (18) is fixedly mounted on the front end of the third pillar (16), two rotating shafts (19) are symmetrically rotatably mounted on the upper and lower sides of the left end of the bracket (18), and the surfaces of the plurality of rotating shafts (19) are transmission-connected via a grinding belt (20).

2. A bushing outer circle grinding device according to claim 1, characterized in that: The left end of the positioning component (5) abuts against the right end of the fixing component (8), and the size of the left end of the positioning component (5) matches the size of the right end of the fixing component (8).

3. A bushing outer circle grinding device according to claim 1, characterized in that: A third motor (17) is fixedly mounted on the right end of the third support (16); an output end of the third motor (17) passes through the right end of the third support (16) and is fixedly connected to the rotating shaft (19) at the lower end.

4. A bushing outer circle grinding device according to claim 1, characterized in that: Two slide rails (14) are symmetrically arranged on the top front side of the slide table (12), the upper ends of the two slide rails (14) are movably connected to the bottom of the slider (15), and the bottom of the slider (15) is slidably connected to the slide table (12) through the slide rails (14).

5. The bushing outer circle grinding device according to claim 1, characterized in that: The front end of the grinding belt (20) and the fixing assembly (8) are perpendicular to each other, and the fixing assembly (8) is arranged in the front middle of the grinding belt (20).

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