Inner hole grinding mechanism

Abstract

The utility model relates to the technical field of inner hole grinding, in particular to an inner hole grinding mechanism which comprises a mechanism body and a workbench, a fixing rod is connected to the middle of the upper end of the workbench, a hollow cylinder slides in the middle of the fixing rod, the right side of the hollow cylinder is connected with a connecting rod, the lower end of the connecting rod is connected with a vertical rod, and the lower end of the vertical rod is connected with a fixing box. And a motor I is arranged in the fixed box. The position of the hollow cylinder is adjusted by adjusting the position of the fixing bolt in the through hole and the groove body, the first motor drives the fixing piece at the bottom of the rotating shaft and the grinding rod to grind an object, practicability is good, and through the arrangement of the connecting shaft and the two fastening nuts, the fixing piece can be fixed to the bottom of the rotating shaft. According to the inner hole grinding device, the grinding rod can be detachably connected conveniently, inner holes of different specifications and sizes can be ground, when the inner holes of different specifications and sizes are ground, the grinding mechanisms of different specifications and sizes can be replaced only by detaching the grinding mechanisms from the device, and practicability is good.

Description

Technical Field

[0001] The utility model relates to the technical field of inner hole grinding, in particular to an inner hole grinding mechanism. Background Art

[0002] In the process of parts production and processing, an inner hole grinding device is required to grind the inner hole of the part. The existing inner hole grinding device for parts has simple operation steps and a relatively ideal grinding effect, which is convenient for personnel to use when processing the inner hole of the part. However, there are still many inconveniences.

[0003] A Chinese patent discloses an inner hole grinding positioning device (authorization announcement number CN 203266300 U). This patented technology can reduce costs for enterprises and achieve low cost and high precision. However, when this type of part inner hole grinding device is in use, the grinding mechanism thereon can mostly only grind inner holes of the same size and specifications, and it is impossible to replace the grinding mechanism of different sizes, which brings certain inconvenience to personnel when using it.

[0004] Therefore, those skilled in the art provide an inner hole grinding mechanism to solve the problems raised in the above background technology. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides an inner hole grinding mechanism, including a mechanism main body and a workbench, a fixed rod is connected to the upper middle end of the upper end of the workbench, a hollow cylinder is slidably arranged in the middle of the fixed rod, the right side of the hollow cylinder is connected to the connecting rod, the lower end of the connecting rod is connected to the vertical rod, the lower end of the vertical rod is connected to the fixed box, a motor is arranged inside the fixed box, a rotating shaft is connected to the lower end of the motor, a square frame is connected to the lower end of the rotating shaft, a connecting shaft is passed through the inside of the square frame, and the connecting shaft is located on the outside of the square frame and is provided with two fastening nuts.

[0006] Preferably: a controller is fixedly provided on the outside of the workbench, fixing columns are provided at the four corners of the lower end of the workbench, the lower ends of the fixing columns are connected to universal wheels, a groove body is provided in the middle of the fixing rod, and through holes of different heights are opened on the hollow cylinder, and fixing bolts are penetrated and connected inside the through holes. When the interior of the hollow cylinder needs to be adjusted, the position of the hollow cylinder can be adjusted by adjusting the internal position of the fixing bolts in the through holes and the groove body.

[0007] Preferably: the number of the fastening nuts is two and they are symmetrically arranged with each other, a fixing piece is fixed on the connecting shaft, the lower end of the fixing piece is connected to the grinding rod rod, a reinforcement frame is arranged on the workbench, through grooves are arranged on both sides of the reinforcement frame, placement grooves are arranged inside the two through grooves, a motor 2 is arranged on the right side of the reinforcement frame, a screw is arranged inside the placement groove of the motor 2, a slider 1 and a slider 2 are threadedly connected on the left and right sides of the screw, when the screw rotates clockwise, the two sliders 1 and 2 approach each other to realize the clamping operation, when the screw rotates counterclockwise, the two sliders 1 and 2 move away from each other to realize disengagement, a reinforcement rod is arranged on the upper end of the two symmetrical sliders 1, and a clamping groove is arranged on the inner side of the reinforcement rod.

[0008] Technical effects and advantages of the utility model:

[0009] The utility model adjusts the position of the hollow cylinder by adjusting the fixing bolt at the internal position of the through hole and the groove body, and the motor drives the fixing piece and the grinding rod at the bottom of the rotating shaft to grind the object, so the utility model has good practicality, and the setting of the connecting shaft and the two fastening nuts facilitates the detachable connection of the grinding rod to grind the inner holes of different sizes. When grinding the inner holes of different sizes, the grinding mechanism only needs to be disassembled from the device to replace the grinding mechanisms of different sizes, so the utility model has good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 This is a schematic diagram of the structure of an inner hole grinding mechanism provided in an embodiment of the present application. Figure 1 ;

[0011] Figure 2 It is a structural schematic diagram of a right view of an inner hole grinding mechanism provided in an embodiment of the present application;

[0012] Figure 3 It is a structural schematic diagram of a hollow cylinder, a through hole, a fixing bolt, a U"-shaped frame, a connecting shaft and a fastening nut in an inner hole grinding mechanism provided in an embodiment of the present application;

[0013] Figure 4 It is a schematic structural diagram of a top view of an inner hole grinding mechanism provided in an embodiment of the present application;

[0014] Figure 5 It is a structural schematic diagram of a reinforcement frame, a through groove, a placement groove, a motor, a screw rod, a slider 1, a slider 2, a reinforcement rod and a clamping groove in an inner hole grinding mechanism provided in an embodiment of the present application;

[0015] Figure 6 It is a structural schematic diagram of point A in an inner hole grinding mechanism provided in an embodiment of the present application.

[0016] In the figure: 1. Mechanism body; 2. Workbench; 3. Controller; 4. Fixed column; 5. Universal wheel; 6. Fixed rod; 7. Trough body; 8. Hollow cylinder; 9. Through hole; 10. Fixed bolt; 11. Connecting rod; 12. Vertical rod; 13. Fixed box; 14. Motor 1; 15. Rotating shaft; 16. Square frame; 17. Connecting shaft; 18. Fastening nut; 19. Reinforcement frame; 20. Through groove; 21. Placement groove; 22. Motor 2; 23. Screw; 24. Slider 1; 25. Slider 2; 26. Reinforcement rod; 27. Clamping groove; 28. Fixing piece; 29. ​​Grinding rod. DETAILED DESCRIPTION

[0017] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific purposes.

[0018] Example 1

[0019] See also Figures 1 to 6In this embodiment, an inner hole grinding mechanism is provided, including a mechanism body 1 and a workbench 2, a controller 3 is fixedly arranged on the outside of the workbench 2, fixed columns 4 are arranged at the four corners of the lower end of the workbench 2, the lower ends of the fixed columns 4 are connected to universal wheels 5, a fixed rod 6 is connected to the upper middle end of the upper end of the workbench 2, a groove body 7 is arranged in the middle of the fixed rod 6, a hollow cylinder 8 is slidably arranged in the middle of the fixed rod 6, through holes 9 of different heights are opened on the hollow cylinder 8, and a fixing bolt 10 is penetrated and connected inside the through hole 9. When the inside of the hollow cylinder 8 needs to be adjusted, the fixing bolt 10 can be adjusted by adjusting the internal position of the through hole 9 and the groove body 7 to achieve the hollow cylinder 8. The position is adjusted, the right side of the hollow cylinder 8 is connected to the connecting rod 11, the lower end of the connecting rod 11 is connected to the vertical rod 12, the lower end of the vertical rod 12 is connected to the fixed box 13, the interior of the fixed box 13 is provided with a motor 14, the lower end of the motor 14 is connected to a rotating shaft 15, the lower end of the rotating shaft 15 is connected to a square frame 16, the interior of the square frame 16 is penetrated and connected with a connecting shaft 17, the connecting shaft 17 is located on the outside of the square frame 16 and is provided with two fastening nuts 18, the number of the fastening nuts 18 is two, and they are symmetrically arranged with each other, a fixing part 28 is fixed on the connecting shaft 17, the lower end of the fixing part 28 is connected to a grinding rod 29, and a workbench 2 is provided A reinforcement frame 19 is provided, through grooves 20 are provided on both sides of the reinforcement frame 19, and placement grooves 21 are provided inside the two through grooves 20. A motor 22 is provided on the right side of the reinforcement frame 19, and a screw 23 is provided inside the motor 22 located in the placement groove 21. A slider 1 24 and a slider 2 25 are threadedly connected on the left and right sides of the screw 23. When the screw 23 rotates clockwise, the two sliders 1 24 and the slider 2 25 are close to each other to achieve a clamping operation. When the screw 23 rotates counterclockwise, the two sliders 1 24 and the slider 2 25 are away from each other to achieve disengagement. A reinforcement rod 26 is provided on the upper ends of the two symmetrical sliders 1 24. The reinforcement rod 26 A clamping groove 27 is provided on the inner side; when in use, the object to be polished is first placed inside the two clamping grooves 27, and by turning on the motor 22, the motor 22 drives the screw 23 to rotate clockwise to realize the clamping operation of the object, and then the position of the hollow cylinder 8 is adjusted by adjusting the internal position of the fixing bolt 10 in the through hole 9 and the groove body 7, and the motor 14 drives the fixing part 28 and the grinding rod 29 at the bottom of the rotating shaft 15 to perform the grinding operation on the object, which has good practicality, and the setting of the connecting shaft 17 and the two fastening nuts 18 facilitates the detachable connection of the grinding rod 29, which has good practicality.

[0020] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. Structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to conventional means in the field unless otherwise specified and limited.

Claims

1. An inner hole grinding mechanism, comprising a mechanism body (1) and a workbench (2), characterized in that: A fixing rod (6) is connected to the middle of the upper end of the workbench (2), a hollow cylinder (8) is slidably arranged in the middle of the fixing rod (6), a connecting rod (11) is connected to the right side of the hollow cylinder (8), a lower end of the connecting rod (11) is connected to a vertical rod (12), a lower end of the vertical rod (12) is connected to a fixing box (13), a motor (14) is arranged inside the fixing box (13), a rotating shaft (15) is connected to the lower end of the motor (14), a square frame (16) is connected to the lower end of the rotating shaft (15), a connecting shaft (17) is passed through the inside of the square frame (16), and two fastening nuts (18) are arranged on the outer side of the connecting shaft (17) of the square frame (16).

2. An inner hole grinding mechanism according to claim 1, characterized in that: A controller (3) is fixedly provided on the outside of the workbench (2), and fixing columns (4) are provided at the four corners of the lower end of the workbench (2).

3. An inner hole grinding mechanism according to claim 2, characterized in that: The lower end of the fixing column (4) is connected to the universal wheel (5), and a groove body (7) is provided in the middle of the fixing rod (6).

4. An inner hole grinding mechanism according to claim 1, characterized in that: The hollow cylinder (8) is provided with through holes (9) at different heights, and fixing bolts (10) are penetrated and connected inside the through holes (9).

5. The inner hole grinding mechanism according to claim 1, characterized in that: The number of the fastening nuts (18) is two and they are arranged symmetrically with each other, and a fixing piece (28) is fixed on the connecting shaft (17).

6. An inner hole grinding mechanism according to claim 5, characterized in that: The lower end of the fixing member (28) is connected to the grinding rod (29), and a reinforcement frame (19) is provided on the workbench (2).

7. An inner hole grinding mechanism according to claim 6, characterized in that: Through slots (20) are provided on both sides of the reinforcement frame (19), and placement slots (21) are provided inside the two through slots (20).

8. An inner hole grinding mechanism according to claim 7, characterized in that: A second motor (22) is arranged on the right side of the reinforcement frame (19), and a screw rod (23) is arranged inside the second motor (22) located in the placement groove (21).

9. An inner hole grinding mechanism according to claim 8, characterized in that: The left and right sides of the screw rod (23) are threadedly connected with a slider 1 (24) and a slider 2 (25).

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