Workpiece positioning device for centerless grinding machine

Abstract

The utility model relates to the technical field of machining of centerless grinding machines, and discloses a workpiece positioning device for a centerless grinding machine, which comprises a working table, the left end of the working table is fixedly connected with a driving assembly, the outside of the driving assembly is fixedly connected with two rotating wheels, the top end of the working table is fixedly connected with two supporting plates, and the two supporting plates are fixedly connected with a rotating shaft. A threaded rod is rotatably connected to the interior of the supporting plate, the interiors of the other two rotating wheels are fixedly connected to the exteriors of the two threaded rods respectively, two connecting rods are fixedly connected to the interior of the supporting plate, the two rotating wheels on the same side are sleeved with a belt, and the exteriors of the threaded rods are in threaded connection with a supporting frame. According to the device, the grinding wheels can be moved in the using process, the device adapts to materials with different sizes and thicknesses, the materials are limited between the grinding wheels, and the problems that when the grinding wheels machine the materials, additional structures are needed for positioning the grinding wheels, and the practicability of the device is reduced are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of centerless grinder processing, in particular to a workpiece positioning device for a centerless grinder. Background Art

[0002] A centerless grinder is a mechanical device used for grinding symmetrical parts. Its working principle is to grind the workpiece to the required size and surface accuracy through a grinding stone without using a center fixture or center axis. In order to ensure the accuracy of workpiece processing, a positioning device is required. The workpiece positioning device is a device or system used to fix and position the workpiece to ensure that it maintains the correct position and direction during the processing.

[0003] During use of the workpiece positioning device of some existing centerless grinders, it is necessary to adjust the grinding wheel to adapt to the size of the workpiece when grinding the workpiece, and at the same time limit and position the workpiece, resulting in low work efficiency in workpiece processing; moreover, after grinding the workpiece, the staff needs to manually clean the surface of the workbench, which reduces the practicality of the device.

[0004] Therefore, in view of the above problems, a workpiece positioning device for a centerless grinder is now proposed. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings existing in the prior art and to propose a workpiece positioning device for a centerless grinder, aiming to improve the problems in some prior arts that the grinding wheel and the positioning device need to be adjusted separately when grinding the workpiece, and the staff need to manually clean the workbench surface after grinding the workpiece, which reduces the practicality and work efficiency of the device.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A workpiece positioning device for a centerless grinder comprises a worktable, the left end of the worktable is fixedly connected to a driving assembly, the outside of the driving assembly is fixedly connected to two rotating wheels, the top of the worktable is fixedly connected to two supporting plates, the inside of the supporting plates is rotatably connected to threaded rods, the insides of the other two rotating wheels are respectively fixedly connected to the outsides of the two threaded rods, the inside of the support plate is fixedly connected to two connecting rods, the outsides of the two rotating wheels on the same side are provided with belts, the outsides of the threaded rods are threadedly connected to a support frame, the bottom end of the inner wall of the support frame is fixedly connected to a second motor, the driving end of the second motor is fixedly connected to a grinding wheel, the front end of the support frame is fixedly connected to a connecting block, and the adjacent ends of the two connecting blocks are fixedly connected to limiting blocks.

[0008] Furthermore, the driving assembly includes a motor 1, a driving end of the motor 1 is fixedly connected to a rotating rod, and a right end of the motor 1 is fixedly connected to a left end of the workbench.

[0009] Furthermore, the workbench is slidably connected to a water tank inside, the water tank is slidably connected to a filter plate inside, the top of the workbench is fixedly connected to a water pump, the input end of the water pump is fixedly connected to a connecting pipe, the output end of the water pump is fixedly connected to a hose, and the outside of the hose is fixedly connected to a bumper.

[0010] Furthermore, the outside of the hose is in contact with the outside of one of the support frames, and the outside of the connecting pipe is fixedly connected to the inside of the workbench.

[0011] Furthermore, the bottom end of the support frame is slidably connected to the top end of the workbench, and the outside of the grinding wheel is in contact with the inner wall of the support frame.

[0012] Furthermore, the outside of the connecting rod is slidably connected to the inside of the supporting frame, and the outside of the limiting block is in contact with the outside of the supporting frame.

[0013] Furthermore, the outer portion of the rotating rod is rotatably connected to the inner portion of the workbench.

[0014] Furthermore, exteriors of two of the rotating wheels are in contact with exteriors of the support plate, and exteriors of the other two rotating wheels are in contact with interiors of the workbench.

[0015] Beneficial Effects

[0016] The utility model has the following beneficial effects:

[0017] 1. In the utility model, with the coordinated use of threaded rods, rotating wheels, belts, connecting rods, support frames and other structures, the device can move the grinding wheel during use, adapt to materials of different sizes and coarsenesses, and confine the materials between the grinding wheels, thus solving the problem that the grinding wheel needs an additional structure to position the material when processing the material, which reduces the practicality of the device.

[0018] 2. In the utility model, with the coordinated use of structures such as a water pump, a connecting pipe, a hose, and a sprinkler pipe, the device can clean the processing surface of the workbench during use and flush the waste to the corresponding area, thereby reducing the working steps of the staff and solving the problem that the staff needs to clean the surface of the workbench after processing the materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A three-dimensional diagram of a workpiece positioning device for a centerless grinder proposed by the utility model;

[0020] Figure 2 A cross-sectional view of the workbench structure of a workpiece positioning device for a centerless grinder proposed by the utility model;

[0021] Figure 3 The utility model is a schematic diagram of the structure of a watering pipe of a workpiece positioning device for a centerless grinder.

[0022] Legend:

[0023] 1. Workbench; 2. Motor 1; 3. Rotating rod; 4. Support plate; 5. Threaded rod; 6. Rotating wheel; 7. Belt; 8. Connecting rod; 9. Support frame; 10. Motor 2; 11. Grinding wheel; 12. Connecting block; 13. Limiting block; 14. Water tank; 15. Filter plate; 16. Water pump; 17. Connecting pipe; 18. Hose; 19. Nozzle. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Reference Figure 1 and Figure 2The utility model provides an embodiment: a workpiece positioning device for a centerless grinder, comprising a workbench 1, the function of the workbench 1 is to limit and connect the internal structure, and the outside of the workbench 1 is provided with a plurality of grooves to make the operation of the internal structure more stable, the left end of the workbench 1 is fixedly connected with a driving assembly, the driving assembly comprises a motor 2, the function of the motor 2 is to provide power transportation for the internal structure, the driving end of the motor 2 is fixedly connected with a rotating rod 3, the function of the rotating rod 3 is to transmit power and connect multiple structures, the outside of the rotating rod 3 is rotatably connected to the inside of the workbench 1, the right end of the motor 2 is fixedly connected to the left end of the workbench 1, the outside of the driving assembly is fixedly connected with two rotating wheels 6, the function of the rotating wheel 6 is to transmit power, the top of the workbench 1 is fixedly connected with two supporting plates 4, the inside of the supporting plate 4 is rotatably connected with a threaded rod 5, the function of the threaded rod 5 is to transmit power to enable other structures to move and operate, the insides of the other two rotating wheels 6 are respectively fixedly connected to the outsides of the two threaded rods 5, the inside of the support plate 4 is fixedly connected with two connecting rods 8, the function of the connecting rod 8 is to The purpose is to limit multiple structures and make the device run more stably. The outer sleeves of the two wheels 6 on the same side are provided with belts 7. The function of the belts 7 is to make the structures linked and transmit power. The outer parts of the two wheels 6 are in contact with the outer parts of the support plate 4. The function of the support plate 4 is to connect and support the structure. The outer parts of the other two wheels 6 are in contact with the inner part of the workbench 1. The outer thread of the threaded rod 5 is connected with a support frame 9. The function of the support frame 9 is to connect multiple structures and make the device run more stably. The bottom end of the inner wall of the support frame 9 is fixed A motor 2 10 is connected, and the function of the motor 2 10 is to provide power. The driving end of the motor 2 10 is fixedly connected to a grinding wheel 11. The bottom end of the support frame 9 is slidably connected to the top of the workbench 1. The outside of the grinding wheel 11 contacts the inner wall of the support frame 9. The front end of the support frame 9 is fixedly connected to a connecting block 12. The adjacent ends of the two connecting blocks 12 are fixedly connected to a limiting block 13. The outside of the connecting rod 8 is slidably connected to the inside of the support frame 9. The outside of the limiting block 13 contacts the outside of the support frame 9. The function of the limiting block 13 is to limit the position of the workpiece.

[0026] Reference Figure 3The workbench 1 is slidably connected to a water tank 14 inside, and the function of the water tank 14 is to store water. The water tank 14 is slidably connected to a filter plate 15 inside, and the function of the filter plate 15 is to store waste materials, so that the staff can clean the workbench 1 by replacing the filter plate 15. A water pump 16 is fixedly connected to the top of the workbench 1, and the function of the water pump 16 is to provide power for the transportation of water. The input end of the water pump 16 is fixedly connected to a connecting pipe 17, and the function of the connecting pipe 17 is to deliver water. The output end of the water pump 16 is fixedly connected to a hose 18, and the function of the hose 18 is to move with other devices to transport water and make the structure run more stably. The outside of the hose 18 is fixedly connected to a nozzle 19, and the function of the nozzle 19 is to flush and clean the workbench 1. The outside of the hose 18 is in contact with the outside of one of the support frames 9, and the outside of the connecting pipe 17 is fixedly connected to the inside of the workbench 1.

[0027] Working principle: when the staff processes and grinds the workpiece, the workpiece is placed on the surface of the workbench 1, and the rotating rod 3 is driven to rotate by starting the motor 1 2. The rotating rod 3 drives the rotating wheel 6 fixed on the outside of the rotating rod 3 to rotate, and the rotating wheel 6 drives the belt 7 set on the outside to rotate. The belt 7 drives the rotation of another rotating wheel 6 to drive the threaded rod 5 to rotate, and the rotation of the threaded rod 5 drives the support frame 9 to move. The workpiece is limited between the two limit blocks 13 by the movement of the support frame 9 to position the workpiece, and the two motors 10 are started after the workpiece is limited to drive the grinding wheel 11 to rotate to grind the workpiece, so that the workpiece is positioned and ground, and the water pump 16 is started during processing to use the connecting pipe 17 to extract water from the inside of the filter plate 15, and the water is transported to the nozzle 19 through the hose 18 to flush the workbench 1, and the two support frames 9 slide when adjusting their positions to scrape the waste generated by grinding into the surface of the filter plate 15. By replacing the filter plate 15, it is convenient for the staff to connect and process the workpiece, thereby improving the work efficiency of the staff.

[0028] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A workpiece positioning device for a centerless grinder, comprising a worktable (1), characterized in that: The left end of the workbench (1) is fixedly connected to a driving assembly, the outside of the driving assembly is fixedly connected to two rotating wheels (6), the top of the workbench (1) is fixedly connected to two supporting plates (4), the inside of the supporting plate (4) is rotatably connected to a threaded rod (5), the insides of the other two rotating wheels (6) are respectively fixedly connected to the outsides of the two threaded rods (5), the inside of the supporting plate (4) is fixedly connected to two connecting rods (8), the outsides of the two rotating wheels (6) on the same side are sleeved with a belt (7), the outside of the threaded rod (5) is threadedly connected to a supporting frame (9), the bottom end of the inner wall of the supporting frame (9) is fixedly connected to a second motor (10), the driving end of the second motor (10) is fixedly connected to a grinding wheel (11), the front end of the supporting frame (9) is fixedly connected to a connecting block (12), and the adjacent ends of the two connecting blocks (12) are fixedly connected to a limiting block (13).

2. A workpiece positioning device for a centerless grinder according to claim 1, characterized in that: The driving assembly comprises a motor 1 (2), the driving end of the motor 1 (2) is fixedly connected to a rotating rod (3), and the right end of the motor 1 (2) is fixedly connected to the left end of the workbench (1).

3. A workpiece positioning device for a centerless grinder according to claim 1, characterized in that: The workbench (1) is slidably connected to a water tank (14) inside, and a filter plate (15) is slidably connected to the inside of the water tank (14). The top of the workbench (1) is fixedly connected to a water pump (16), the input end of the water pump (16) is fixedly connected to a connecting pipe (17), the output end of the water pump (16) is fixedly connected to a hose (18), and the outside of the hose (18) is fixedly connected to a nozzle (19).

4. A workpiece positioning device for a centerless grinder according to claim 3, characterized in that: The outside of the hose (18) contacts the outside of one of the support frames (9), and the outside of the connecting pipe (17) is fixedly connected to the inside of the workbench (1).

5. The workpiece positioning device for a centerless grinder according to claim 1, characterized in that: The bottom end of the support frame (9) is slidably connected to the top end of the workbench (1), and the outside of the grinding wheel (11) is in contact with the inner wall of the support frame (9).

6. A workpiece positioning device for a centerless grinder according to claim 1, characterized in that: The outside of the connecting rod (8) is slidably connected to the inside of the support frame (9), and the outside of the limit block (13) is in contact with the outside of the support frame (9).

7. A workpiece positioning device for a centerless grinder according to claim 2, characterized in that; The outside of the rotating rod (3) is rotatably connected to the inside of the workbench (1).

8. A workpiece positioning device for a centerless grinder according to claim 1, characterized in that; The exteriors of two of the rotating wheels (6) are in contact with the exterior of the support plate (4), and the exteriors of the other two rotating wheels (6) are in contact with the interior of the workbench (1).

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