Shaft lever polishing device

Abstract

The utility model discloses a shaft lever polishing device, which relates to the technical field of machining, and comprises a base, the side wall of the base is fixedly connected with a first motor, the output end of the first motor is fixedly connected with a two-way threaded rod, the side wall of the two-way threaded rod is in threaded connection with a sliding block, and the upper end of the sliding block is fixedly connected with a fixed seat; the side wall of the fixing base is fixedly connected with a third motor, the output end of the third motor penetrates through the fixing base, the output end of the third motor is fixedly connected with a mounting base, the mounting base is located on the side wall, away from the third motor, of the fixing base, and the mounting base is rotationally connected with the fixing base through a limiting ring. The shaft rod can be clamped by the four clamping blocks at the same time by rotating the worm once, operation is easy, the shaft rod grinding efficiency is improved, the shaft rod is clamped by every four clamping blocks towards the middle at the same time, the situation that the centers of the two ends of the shaft rod are not in the same plane is avoided, the side wall of the shaft rod is ground more evenly, and the grinding effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical processing, in particular to a shaft rod grinding device. Background Art

[0002] The shaft rod is a structure with a certain length and a circular outer circumference. It is usually cylindrical, but it can also be truncated cone-shaped, or have a shape with varying sides. During the processing of the shaft rod, it is often necessary to process its side, such as grinding its side to make it smoother or reduce the size of the outer circumference. The equipment used is a shaft rod grinding device.

[0003] Chinese patent document CN216657324U discloses an efficient shaft grinding device, including a workbench, three first slide grooves are opened on the workbench, a second slide groove is opened on the workbench, the second slide groove is located at the rear side of the three first slide grooves, a first drive motor is installed on one side of the workbench, the output end of the first drive motor is fixedly connected to the first threaded rod, the first threaded rod is rotatably connected in one of the first slide grooves, two fixed plates are threadedly connected on the first threaded rod, the fixed plate is slidably connected in the first slide groove, a second drive motor is installed on one side of one of the fixed plates, a moving rod is slidably connected in the second slide groove, one end of the moving rod is rotatably connected to a connecting rod, and a grinding wheel is provided at one end of the connecting rod. The above-mentioned efficient shaft grinding device has shortcomings. Although the device can grind the shaft, it has limitations. When fixing the shaft, the handle needs to be rotated eight times to drive the support block to clamp the shaft. The operation is cumbersome and increases the shaft grinding time. Secondly, the fixing of the shaft easily causes the centers of the two ends of the shaft to be not in the same plane, resulting in the shaft being unable to rotate around the center, which in turn causes uneven grinding of the side walls of the shaft and poor grinding effect.

[0004] Therefore, in order to solve such problems, we propose a shaft grinding device. Utility Model Content

[0005] The purpose of the utility model is to provide a shaft rod grinding device, aiming to solve the problem in the above-mentioned background technology that the existing efficient shaft rod grinding device needs to rotate the handle eight times to drive the support block to clamp the shaft rod during use, which is cumbersome to operate and leads to low shaft rod grinding efficiency.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a shaft rod grinding device, comprising a base, a first mounting groove is opened at the upper end of the base, a first motor is fixedly connected to the side wall of the base, a bidirectional threaded rod is fixedly connected to the output end of the first motor, the bidirectional threaded rod is located in the first mounting groove, a slider is threadedly connected to the side wall of the bidirectional threaded rod, a fixed seat is fixedly connected to the upper end of the slider, a third motor is fixedly connected to the side wall of the fixed seat, the output end of the third motor passes through the fixed seat, the output end of the third motor is fixedly connected to the mounting seat, and the mounting seat is located on the side of the fixed seat away from the third motor. The worm gear is meshed with a worm wheel, and the worm wheel is positioned and rotatably connected inside the mounting seat. A connecting column is fixedly connected to one end of the worm wheel, and a gear is fixedly connected to the end of the connecting column away from the worm wheel. The gear is meshed with an outer gear ring, and a rotating disk is fixedly connected to the inner wall of the outer gear ring. Four through holes are provided on the side wall of the rotating disk, and four driving columns are provided inside the rotating disk. The driving columns are respectively located in the through holes, and a push block is fixedly connected to one end of the driving column, and a telescopic rod is fixedly connected to one end of the push block. A spring is provided on the side wall of the telescopic rod, and a clamping block is fixedly connected to the end of the telescopic rod away from the push block.

[0007] Preferably, a third mounting groove is formed on the side wall of the fixing seat away from the third motor, and a limiting ring is fixedly connected to the side wall of the fixing seat close to the fixing seat. The limiting ring is located in the third mounting groove, and the limiting ring is rotatably connected to the third mounting groove.

[0008] Preferably, a second mounting groove is opened at the upper end of the base, a second motor is fixedly connected to the side wall of the base, a one-way threaded rod is fixedly connected to the output end of the second motor, the one-way threaded rod is located in the second mounting groove, a mounting bracket is threadedly connected to the side wall of the one-way threaded rod, the mounting bracket is slidably connected to the second mounting groove, a grinding wheel is provided at one end of the mounting bracket away from the one-way threaded rod, and the second mounting groove and the end of the mounting bracket away from the grinding wheel are both T-shaped.

[0009] Preferably, a limiting groove is provided at the upper end of the base, a limiting block is fixedly connected to the lower end of the fixing seat, the limiting block is located in the limiting groove, and the limiting block is slidably connected to the limiting groove.

[0010] Preferably, one end of the clamping block away from the spring is arranged in an arc shape.

[0011] Preferably, a fourth mounting groove is provided on the inner side wall of the mounting seat, four fifth mounting grooves are provided on the inner side wall of the mounting seat, and the angles between the fifth mounting grooves are all 90°, the fourth mounting groove is connected to the fifth mounting groove, the rotating disk is rotatably installed in the fourth mounting groove, and the clamping block is slidably installed in the fifth mounting groove.

[0012] The utility model has the following beneficial effects: in the utility model, a single rotation of the worm gear can realize four clamping blocks clamping the shaft rod at the same time, which is simple to operate and increases the efficiency of shaft rod grinding; secondly, each four clamping blocks clamp the shaft rod toward the middle at the same time to avoid the centers of the two ends of the shaft rod being not in the same plane, so that the shaft rod side wall is ground more evenly and the grinding effect is increased; secondly, the first mounting groove, the second mounting groove and the limit groove all pass through the base to avoid the accumulation of debris generated by the shaft rod grinding in the groove, avoid the need to clean the debris, and increase practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 A three-dimensional schematic diagram of a shaft grinding device proposed by the utility model Figure 1 ;

[0014] Figure 2 A three-dimensional schematic diagram of a shaft grinding device proposed by the utility model Figure 2 ;

[0015] Figure 3 A three-dimensional schematic diagram of a shaft grinding device proposed by the utility model Figure 3 ;

[0016] Figure 4 It is a three-dimensional exploded schematic diagram of a fixing seat in a shaft rod grinding device proposed by the utility model;

[0017] Figure 5 It is a three-dimensional exploded schematic diagram of a mounting seat in a shaft rod grinding device proposed by the utility model.

[0018] Legend:

[0019] 1. Base; 101. First mounting slot; 102. Second mounting slot; 103. Limiting slot; 11. First motor; 111. Second motor; 12. Bidirectional threaded rod; 121. Unidirectional threaded rod; 13. Sliding block; 131. Mounting frame; 14. Limiting block; 2. Fixed seat; 201. Third mounting slot; 21. Third motor; 22. Mounting seat; 220. Fourth mounting slot; 221. Fifth mounting slot; 23. Worm; 231. Worm wheel; 232. Connecting column; 233. Gear; 234. External gear ring; 235. Rotating disk; 236. Through hole; 237. Driving column; 24. Pushing block; 241. Telescopic rod; 242. Spring; 243. Clamping block; 25. Limiting ring; 3. Grinding wheel. DETAILED DESCRIPTION

[0020] 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.

[0021] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present utility model 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 present utility model. The terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" 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 or an electrical connection. It can be directly connected, or indirectly connected through an intermediate medium, or it can be a communication between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0022] Reference Figure 1-5The utility model provides an embodiment: a shaft grinding device, including a base 1, a first mounting groove 101 is opened at the upper end of the base 1, a first motor 11 is fixedly connected to the side wall of the base 1, a bidirectional threaded rod 12 is fixedly connected to the output end of the first motor 11, the bidirectional threaded rod 12 is located in the first mounting groove 101, a slider 13 is threadedly connected to the side wall of the bidirectional threaded rod 12, a fixed seat 2 is fixedly connected to the upper end of the slider 13, a third motor 21 is fixedly connected to the side wall of the fixed seat 2, the output end of the third motor 21 passes through the fixed seat 2, the output end of the third motor 21 is fixedly connected to the mounting seat 22, the mounting seat 22 is located on the side wall of the fixed seat 2 away from the third motor 21, a worm 23 is arranged inside the mounting seat 2, and the worm 23 is meshed with a worm wheel 231, the worm gear 231 is positioned and rotatably connected inside the mounting seat 22, one end of the worm gear 231 is fixedly connected with a connecting column 232, the end of the connecting column 232 away from the worm gear 231 is fixedly connected with a gear 233, the gear 233 is meshingly connected with an outer gear ring 234, the inner side wall of the outer gear ring 234 is fixedly connected with a rotating disk 235, the side wall of the rotating disk 235 is provided with four through holes 236, four driving columns 237 are arranged inside the rotating disk 235, the driving columns 237 are respectively located in the through holes 236, one end of the driving column 237 is fixedly connected with a push block 24, one end of the push block 24 is fixedly connected with a telescopic rod 241, a spring 242 is arranged on the side wall of the telescopic rod 241, and the end of the telescopic rod 241 away from the push block 24 is fixedly connected with a clamping block 243.

[0023] The arrangement drives the first motor 11 according to the specific length of the shaft rod, so that the first motor 11 drives the bidirectional threaded rod 12 to rotate, so that the bidirectional threaded rod 12 drives the slider 13 to slide in the first installation groove 101, so that the slider 13 drives the fixing seat 2 to slide to an appropriate position on the upper surface of the base 1, and then rotates the worm 23, so that the worm 23 drives the worm wheel 231 to rotate, so that the worm wheel 231 drives the connecting column 232 to rotate, so that the connecting column 232 drives the gear 233 to rotate, so that the gear 233 drives the outer gear ring 234 to rotate, so that the outer gear ring 234 drives the rotating disk 235 to rotate, so that the rotating disk 235 drives the driving column 237 to slide in the through hole 236, so that the driving column 237 drives the push block 24 to slide in the fifth installation groove 221, so that the push block 24 drives the telescopic rod 241 to slide in the fifth installation groove 221, and the telescopic rod 241 drives the clamping block 243 to clamp the shaft rod.

[0024] A third mounting groove 201 is formed on the side wall of the fixing seat 2 away from the third motor 21, and a limiting ring 25 is fixedly connected to the side wall of the fixing seat 2 close to the fixing seat 2. The limiting ring 25 is located in the third mounting groove 201, and the limiting ring 25 is rotatably connected to the third mounting groove 201, so as to increase the rotation stability of the fixing seat 22 and avoid single force on the output end of the third motor 21.

[0025] A second mounting groove 102 is provided at the upper end of the base 1, and a second motor 111 is fixedly connected to the side wall of the base 1, and a one-way threaded rod 121 is fixedly connected to the output end of the second motor 111, and the one-way threaded rod 121 is located in the second mounting groove 102, and a mounting frame 131 is threadedly connected to the side wall of the one-way threaded rod 121, and the mounting frame 131 is slidably connected to the second mounting groove 102, and a grinding wheel 3 is provided at one end of the mounting frame 131 away from the one-way threaded rod 121, and the second mounting groove 102 and one end of the mounting frame 131 away from the grinding wheel 3 are both T-shaped, which is used to utilize the second motor 111 to drive the one-way threaded rod 121 to rotate, so that the one-way threaded rod 121 drives the mounting frame 131 to slide in the second mounting groove 102, so that the mounting frame 131 drives the grinding wheel 3 to adjust its position in the horizontal direction.

[0026] A limiting groove 103 is provided at the upper end of the base 1, and a limiting block 14 is fixedly connected to the lower end of the fixing seat 2. The limiting block 14 is located in the limiting groove 103, and the limiting block 14 is slidably connected to the limiting groove 103 to increase the stability of the fixing seat 2 sliding on the upper surface of the base 1.

[0027] One end of the clamp block 243 away from the spring 242 is configured to be arc-shaped, so as to make the clamp block 243 fit more closely to the side wall of the shaft and enhance the fixing effect.

[0028] A fourth mounting groove 220 is provided on the inner wall of the mounting seat 22, and four fifth mounting grooves 221 are provided on the inner wall of the mounting seat 22, and the angles between the fifth mounting grooves 221 are all 90°, the fourth mounting groove 220 is connected to the fifth mounting groove 221, the rotating disk 235 is rotatably installed in the fourth mounting groove 220, and the clamping block 243 is slidably installed in the fifth mounting groove 221 for single drive, and four clamping blocks 243 are used to fix the shaft rod at the same time to increase the fixing efficiency.

[0029] The first installation groove 101 , the second installation groove 102 and the limiting groove 103 all penetrate the base 1 , so as to prevent the debris generated by the grinding of the shaft from accumulating in the grooves and avoid the need to clean the debris, thereby increasing practicality.

[0030] Working principle: First, according to the specific length of the shaft, the first motor 11 is driven, the first motor 11 drives the bidirectional threaded rod 12 to rotate, the bidirectional threaded rod 12 drives the slider 13 to slide in the first mounting groove 101, the slider 13 drives the fixing seat 2 to slide to an appropriate position on the upper surface of the base 1, and then the worm 23 is rotated, the worm 23 drives the worm wheel 231 to rotate, the worm wheel 231 drives the connecting column 232 to rotate, the connecting column 232 drives the gear 233 to rotate, the gear 233 drives the outer gear ring 234 to rotate, the outer gear ring 234 drives the rotating disk 235 to rotate, and the rotating disk 235 drives the driving column 237 Sliding in the through hole 236, the driving column 237 drives the push block 24 to slide in the fifth mounting groove 221, the push block 24 drives the telescopic rod 241 to slide in the fifth mounting groove 221, the telescopic rod 241 drives the clamping block 243 to clamp the shaft rod, and then drives the third motor 21 to drive the mounting seat 22 to rotate, thereby driving the shaft rod to rotate, and then utilizes the second motor 111 to drive the one-way threaded rod 121 to rotate, the one-way threaded rod 121 drives the mounting frame 131 to slide in the second mounting groove 102, and the mounting frame 131 drives the grinding wheel 3 to adjust the position in the horizontal direction, thereby grinding the side wall of the shaft rod.

[0031] 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 shaft grinding device, comprising a base (1), characterized in that: The upper end of the base (1) is provided with a first mounting groove (101); the side wall of the base (1) is fixedly connected to the first motor (11); the output end of the first motor (11) is fixedly connected to a bidirectional threaded rod (12); the bidirectional threaded rod (12) is located in the first mounting groove (101); the side wall of the bidirectional threaded rod (12) is threadedly connected to a slider (13); the upper end of the slider (13) is fixedly connected to a fixing seat (2); the side wall of the fixing seat (2) is fixedly connected to a third motor (21); the output end of the third motor (21) passes through the fixing seat (2); the output end of the third motor (21) is fixedly connected to a mounting seat (22); the mounting seat (22) is located on a side wall of the fixing seat (2) away from the third motor (21); a worm (23) is arranged inside the mounting seat (22); the worm (23) is meshingly connected to a worm wheel (231); the worm wheel (231) is disposed on the mounting seat (22) internal positioning rotation connection, one end of the worm gear (231) is fixedly connected to a connecting column (232), one end of the connecting column (232) away from the worm gear (231) is fixedly connected to a gear (233), the gear (233) is meshingly connected to an outer gear ring (234), the inner side wall of the outer gear ring (234) is fixedly connected to a rotating disk (235), the side wall of the rotating disk (235) is provided with four through holes (236), four driving columns (237) are arranged inside the rotating disk (235), the driving columns (237) are respectively located in the through holes (236), one end of the driving column (237) is fixedly connected to a push block (24), one end of the push block (24) is fixedly connected to a telescopic rod (241), a spring (242) is arranged on the side wall of the telescopic rod (241), and one end of the telescopic rod (241) away from the push block (24) is fixedly connected to a clamping block (243).

2. A shaft grinding device according to claim 1, characterized in that: A third mounting groove (201) is formed on a side wall of the fixing seat (2) away from the third motor (21); a limiting ring (25) is fixedly connected to the side wall of the fixing seat (22) close to the fixing seat (2); the limiting ring (25) is located in the third mounting groove (201), and the limiting ring (25) is rotatably connected to the third mounting groove (201).

3. A shaft grinding device according to claim 1, characterized in that: A second mounting groove (102) is provided at the upper end of the base (1); a second motor (111) is fixedly connected to the side wall of the base (1); a one-way threaded rod (121) is fixedly connected to the output end of the second motor (111); the one-way threaded rod (121) is located in the second mounting groove (102); a mounting frame (131) is threadedly connected to the side wall of the one-way threaded rod (121); the mounting frame (131) is slidably connected to the second mounting groove (102); a grinding wheel (3) is provided at one end of the mounting frame (131) away from the one-way threaded rod (121); and the second mounting groove (102) and one end of the mounting frame (131) away from the grinding wheel (3) are both T-shaped.

4. A shaft grinding device according to claim 1, characterized in that: The upper end of the base (1) is provided with a limiting groove (103), the lower end of the fixed seat (2) is fixedly connected to a limiting block (14), the limiting block (14) is located in the limiting groove (103), and the limiting block (14) is slidably connected to the limiting groove (103).

5. The shaft grinding device according to claim 1, characterized in that: One end of the clamping block (243) away from the spring (242) is arranged in an arc shape.

6. The shaft grinding device according to claim 1, characterized in that: The inner side wall of the mounting seat (22) is provided with a fourth mounting groove (220), the inner side wall of the mounting seat (22) is provided with four fifth mounting grooves (221), and the included angles between the fifth mounting grooves (221) are all 90 degrees, the fourth mounting groove (220) is connected to the fifth mounting groove (221), the rotating disk (235) is rotatably mounted in the fourth mounting groove (220), and the clamping block (243) is slidably arranged in the fifth mounting groove (221).

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