A grinding tool for machining the steering transmission shaft of a harvester

Abstract

The utility model discloses a grinding tool for processing a steering transmission shaft of a harvester, and relates to the technical field of processing and grinding of a steering transmission shaft of a harvester, comprising a workbench, a limiting mechanism is arranged inside the workbench, a processing mechanism is arranged above the workbench, the limiting mechanism comprises two first electric telescopic rods, the left end of each first electric telescopic rod is fixedly connected to the right side of the workbench, the telescopic ends of the two first electric telescopic rods are fixedly installed with a movable frame, the upper surface of the workbench is fixedly installed with a fixed frame, the inner walls of the movable frame and the fixed frame are rotatably connected to the limiting frame, the inner wall of each limiting frame is threadedly connected with a threaded rod, and the bottom end of each threaded rod is fixedly installed with an arc clamp. It can drive the arc clamp to clamp and limit the transmission shaft through the threaded rod, and the elasticity provided by the first electric telescopic rod can drive the movable frame to move, so as to facilitate the clamping and limiting of transmission shafts of different sizes.

Description

Technical Field

[0001] The utility model relates to the technical field of machining and grinding of a harvester steering transmission shaft, in particular to a grinding tool used for machining a harvester steering transmission shaft. Background Art

[0002] The harvester steering drive shaft is a component that transmits the steering force acting on the steering wheel to the steering gear. It is an important component for transmitting power in the transmission system. In order to ensure the transmission effect of the drive shaft, the drive shaft needs to be ground during the drive shaft processing.

[0003] The existing grinding tool for processing the harvester steering drive shaft is not convenient for clamping and limiting the harvester steering drive shafts of different sizes when processing and grinding the harvester steering drive shaft, so it is not convenient to process and grind the harvester steering drive shafts of different sizes, and it is not convenient to handle the large amount of waste chips generated by grinding, so that the waste chips are easily scattered, which not only affects the environment, but also affects the health of the staff, making it less practical. To this end, we provide a grinding tool for processing the harvester steering drive shaft to solve the above problems. Utility Model Content

[0004] The utility model aims to make up for the deficiencies of the prior art and provides a grinding tool for machining a steering transmission shaft of a harvester.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a grinding tool for processing the steering transmission shaft of a harvester, comprising a workbench, a limiting mechanism is arranged inside the workbench, a processing mechanism is arranged above the workbench, the limiting mechanism comprises two first electric telescopic rods, the left end of each of the first electric telescopic rods is fixedly connected to the right side surface of the workbench, the telescopic ends of the two first electric telescopic rods are jointly fixedly installed with a movable frame, a fixed frame is fixedly installed on the upper surface of the workbench, the inner walls of the movable frame and the fixed frame are rotatably connected to the limiting frame, and the inner wall of each of the limiting frames is threadedly connected with a threaded rod , an arc-shaped clamping plate is fixedly installed at the bottom end of each threaded rod, a first stepper motor is arranged on the left side of the movable frame, the output end of the first stepper motor power penetrates the movable frame and is fixedly connected to the left side of one of the limit frames, the processing mechanism includes a support frame, a filter screen is slidably connected to the inner wall of the workbench, a water storage rack is fixedly installed on the bottom surface of the workbench, a water pump is fixedly installed on the back of the water storage rack, the input end of the water pump penetrates the water storage rack and extends to the inside of the water storage rack, the output end of the water pump is fixedly connected to a water pipe, and the end of the water pipe away from the water pump penetrates the support frame and extends to the bottom of the support frame.

[0006] Furthermore, a protection box is fixedly installed on the bottom surface of the first stepper motor, and the right side surface of the protection box is fixedly connected to the left side surface of the movable frame.

[0007] Furthermore, a first rubber pad is fixedly mounted on the inner wall of each of the limit frames, and a second rubber pad is fixedly mounted on the bottom surface of each of the arc-shaped clamping plates.

[0008] Furthermore, four supporting legs are fixedly installed on the bottom surface of the workbench, and a grounding plate is fixedly installed on the bottom surface of each supporting leg.

[0009] Furthermore, the inner wall of the workbench is slidably connected to a sliding frame, the inner wall of the sliding frame is slidably connected to the outer surface of the support frame, the inner wall of the sliding frame is threadedly connected to a threaded screw, the inner wall of the sliding frame is fixedly installed with a second electric telescopic rod, and the telescopic end of the second electric telescopic rod is fixedly connected to the front side of the support frame.

[0010] Furthermore, a second stepper motor is fixedly mounted on the inner bottom wall of the workbench, and an output end of the power of the second stepper motor is fixedly connected to the right end of the threaded screw.

[0011] Furthermore, a third stepper motor is fixedly mounted on the right side of the support frame, and an output end of the power of the third stepper motor passes through the support frame and is fixedly mounted with a grinding disc.

[0012] Furthermore, a bearing is fixedly installed on the right end of the threaded screw, and the right side surface of the bearing is fixedly connected to the inner wall of the workbench.

[0013] Compared with the prior art, the grinding tool for processing the steering transmission shaft of a harvester has the following beneficial effects:

[0014] 1. The utility model can limit the transmission shaft by setting a limiting frame, and can drive the arc-shaped clamping plate to clamp and limit the transmission shaft by rotating the threaded rod. The telescopicity provided by the first electric telescopic rod can drive the movable frame to move, so that the movable frame can be close to the fixed frame, so that when the harvester steering transmission shaft is processed and ground, it is convenient to clamp and limit transmission shafts of different sizes, thereby facilitating the processing and grinding of transmission shafts of different sizes.

[0015] 2. The utility model can pump out the water in the water storage rack by providing a suction force with a water pump, so that the water can be sprayed downward through the water pipe, so that the sprayed water can transport the waste chips generated by grinding downward, and the filter net can block the waste chips in the water. The filtered water flows back into the water storage rack through gravity, thereby realizing the recycling of water and preventing the waste chips from flying around easily. While protecting the environment, it can also reduce the impact of the waste chips on the health of the staff, achieving a highly practical effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the workbench of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the movable frame of the utility model in a cutaway three-dimensional view;

[0018] Figure 3 This is a three-dimensional structural diagram of the filter screen of the utility model from the right side;

[0019] Figure 4 It is a schematic diagram of the structure of the utility model water pump in a three-dimensional rear view.

[0020] In the figure: 1. workbench; 2. limiting mechanism; 201. first electric telescopic rod; 202. movable frame; 203. fixed frame; 204. limiting frame; 205. threaded rod; 206. arc clamp; 207. first stepper motor; 208. protection box; 209. first rubber pad; 210. second rubber pad; 211. support leg; 212. grounding plate; 3. processing mechanism; 301. support frame; 302. filter screen; 303. water storage frame; 304. water pump; 305. water pipe; 306. sliding frame; 307. threaded screw; 308. second stepper motor; 309. second electric telescopic rod; 310. third stepper motor; 311. grinding disc; 312. bearing. DETAILED DESCRIPTION

[0021] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.

[0022] The present embodiment provides a grinding tool for processing the steering drive shaft of a harvester. The device is used in the technical field of processing and grinding the steering drive shaft of a harvester. The limiting mechanism 2 can conveniently clamp and limit drive shafts of different sizes, thereby making it inconvenient to process and grind drive shafts of different sizes. The processing mechanism 3 can prevent waste chips from flying around easily, thereby protecting the environment while reducing the impact of waste chips on the health of workers.

[0023] Reference Figure 1 and Figure 2A grinding tool for processing a steering drive shaft of a harvester comprises a workbench 1, a limiting mechanism 2 is arranged inside the workbench 1, a processing mechanism 3 is arranged above the workbench 1, the limiting mechanism 2 comprises two first electric telescopic rods 201, the left end of each first electric telescopic rod 201 is fixedly connected to the right side of the workbench 1, and a movable frame 202 is fixedly installed on the telescopic ends of the two first electric telescopic rods 201. Four supporting legs 211 are fixedly installed on the bottom surface of the workbench 1, and a grounding plate 212 is fixedly installed on the bottom surface of each supporting leg 211. The workbench 1 can be supported by the supporting legs 211, and the grounding plate 212 can increase the friction between the supporting legs 211 and the ground, thereby increasing the stability of the device.

[0024] Reference Figure 2 A fixed frame 203 is fixedly installed on the upper surface of the workbench 1, and the inner walls of the movable frame 202 and the fixed frame 203 are rotatably connected to the limiting frame 204, and the inner wall of each limiting frame 204 is threadedly connected with a threaded rod 205, and the bottom end of each threaded rod 205 is fixedly installed with an arc clamping plate 206. A first stepper motor 207 is arranged on the left side of the movable frame 202, and a protective box 208 is fixedly installed on the bottom surface of the first stepper motor 207. The right side of the protective box 208 is fixedly connected to the left side of the movable frame 202, and the first stepper motor 207 can be supported and protected by the protective box 208, thereby preventing the first stepper motor 207 from shaking during operation, thereby increasing the stability of the first stepper motor 207.

[0025] Reference Figure 2 and Figure 3 The output end of the power of the first stepper motor 207 passes through the movable frame 202 and is fixedly connected to the left side of one of the limit frames 204. The processing mechanism 3 includes a support frame 301. The inner wall of the workbench 1 is slidably connected with a filter screen 302. The inner wall of each limit frame 204 is fixedly installed with a first rubber pad 209, and the bottom surface of each arc-shaped clamping plate 206 is fixedly installed with a second rubber pad 210. The first rubber pad 209 and the second rubber pad 210 can increase the tightness of the drive shaft clamping, thereby preventing the drive shaft from deviating during grinding and increasing the stability of the drive shaft during grinding.

[0026] Reference Figure 3 and Figure 4A water storage rack 303 is fixedly installed on the bottom surface of the workbench 1, and a water pump 304 is fixedly installed on the back of the water storage rack 303. The input end of the water pump 304 passes through the water storage rack 303 and extends to the inside of the water storage rack 303. The output end of the water pump 304 is fixedly connected with a water pipe 305. The end of the water pipe 305 away from the water pump 304 passes through the support frame 301 and extends to the bottom of the support frame 301. The inner wall of the workbench 1 is slidably connected with a sliding rack 306. The inner wall of the sliding rack 306 is slidably connected to the outer surface of the support frame 301. The inner wall of the sliding rack 306 is threadedly connected with a threaded screw 307. The inner wall of the sliding rack 306 is fixedly installed with a second electric telescopic rod 309. The telescopic end of the second electric telescopic rod 309 is fixedly connected to the front of the support frame 301. The threaded screw 307 can drive the support frame 301 to move left and right, and the second electric telescopic rod 309 can drive the support frame 301 to move forward and backward, thereby increasing the convenience of the device.

[0027] Reference Figure 3 A second stepper motor 308 is fixedly installed on the inner bottom wall of the workbench 1. The output end of the second stepper motor 308 is fixedly connected to the right end of the threaded screw 307. The second stepper motor 308 can provide power for the rotation of the threaded screw 307, thereby conveniently driving the support frame 301 to move, increasing the convenience of moving the support frame 301.

[0028] Reference Figure 3 and Figure 4 A third stepper motor 310 is fixedly installed on the right side of the support frame 301. The output end of the power of the third stepper motor 310 passes through the support frame 301 and is fixedly installed with a grinding disc 311. The third stepper motor 310 can drive the grinding disc 311 to rotate, so that the grinding disc 311 can grind the transmission shaft, which increases the practicability of the device.

[0029] Reference Figure 4 A bearing 312 is fixedly installed at the right end of the threaded screw 307, and the right side surface of the bearing 312 is fixedly connected to the inner wall of the workbench 1. The bearing 312 can provide limited support for the threaded screw 307, thereby preventing the threaded screw 307 from deflecting and increasing the stability of the threaded screw 307.

[0030] Working principle: When in use, firstly connect the first electric telescopic rod 201, the first stepper motor 207, the second stepper motor 308, the second electric telescopic rod 309, the third stepper motor 310 and the water pump 304 to the power supply. When it is necessary to process and grind the steering transmission shaft of the harvester, the transmission shaft can be limited by the limit frame 204, and the arc clamping plate 206 can be driven by rotating the threaded rod 205 to clamp and limit the transmission shaft. The first rubber pad 209 and the second rubber pad 210 can increase the tightness of the clamping of the transmission shaft, thereby preventing the transmission shaft from shifting during grinding. The elasticity provided by the first electric telescopic rod 201 can drive the movable frame 202 to move, so that the movable frame 202 can be close to the fixed frame 203, so that when the steering transmission shaft of the harvester is processed and ground, it is convenient to clamp and limit transmission shafts of different sizes, which makes it inconvenient to process and grind transmission shafts of different sizes. The stepper motor 207 can drive the limit frame 204 to rotate, so that different positions of the transmission shaft can be ground. The third stepper motor 310 can drive the grinding disk 311 to rotate. The second stepper motor 308 can drive the threaded screw 307 to rotate, so that the grinding disk 311 can be moved left and right. The suction force provided by the water pump 304 can pump the water in the water storage frame 303 outward, so that the water can be sprayed downward through the water pipe 305, so that the sprayed water can transport the waste generated by grinding downward, and the filter net 302 can block the waste in the water. The filtered water flows back into the water storage frame 303 through gravity, thereby realizing the recycling of water and preventing the waste from flying around easily. While protecting the environment, it can also reduce the impact of the waste on the health of the staff, making the grinding tooling for harvester steering transmission shaft processing more practical.

[0031] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. 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 grinding tool for machining a steering transmission shaft of a harvester, comprising a workbench (1), characterized in that: A limiting mechanism (2) is arranged inside the workbench (1), and a processing mechanism (3) is arranged above the workbench (1). The limiting mechanism (2) comprises two first electric telescopic rods (201), the left end of each of the first electric telescopic rods (201) is fixedly connected to the right side of the workbench (1), and the telescopic ends of the two first electric telescopic rods (201) are fixedly mounted with a movable frame (202). A fixed frame (203) is fixedly mounted on the upper surface of the workbench (1), and the inner walls of the movable frame (202) and the fixed frame (203) are rotatably connected to the limiting frame (204), and the inner wall of each of the limiting frames (204) is threadedly connected with a threaded rod (205), and the bottom end of each of the threaded rods (205) is fixedly mounted with an arc-shaped clamping plate (206). The left side of the movable frame (202) is provided with a A first stepper motor (207) is arranged, the output end of the power of the first stepper motor (207) passes through the movable frame (202) and is fixedly connected to the left side of one of the limit frames (204); the processing mechanism (3) comprises a support frame (301); the inner wall of the workbench (1) is slidably connected to a filter screen (302); a water storage frame (303) is fixedly installed on the bottom surface of the workbench (1); a water pump (304) is fixedly installed on the back of the water storage frame (303); the input end of the water pump (304) passes through the water storage frame (303) and extends to the inside of the water storage frame (303); the output end of the water pump (304) is fixedly connected to a water pipe (305); the end of the water pipe (305) away from the water pump (304) passes through the support frame (301) and extends to the bottom of the support frame (301).

2. The grinding tool for machining the steering transmission shaft of a harvester according to claim 1, characterized in that: A protection box (208) is fixedly mounted on the bottom surface of the first stepper motor (207), and the right side surface of the protection box (208) is fixedly connected to the left side surface of the movable frame (202).

3. The grinding tool for machining the steering transmission shaft of a harvester according to claim 1, characterized in that: A first rubber pad (209) is fixedly mounted on the inner wall of each of the limiting frames (204), and a second rubber pad (210) is fixedly mounted on the bottom surface of each of the arc-shaped clamping plates (206).

4. The grinding tool for machining the steering transmission shaft of a harvester according to claim 1, characterized in that: Four supporting legs (211) are fixedly mounted on the bottom surface of the workbench (1), and a grounding plate (212) is fixedly mounted on the bottom surface of each supporting leg (211).

5. The grinding tool for machining the steering transmission shaft of a harvester according to claim 1, characterized in that: The inner wall of the workbench (1) is slidably connected to a sliding frame (306), the inner wall of the sliding frame (306) is slidably connected to the outer surface of the support frame (301), the inner wall of the sliding frame (306) is threadedly connected to a threaded screw (307), the inner wall of the sliding frame (306) is fixedly mounted with a second electric telescopic rod (309), and the telescopic end of the second electric telescopic rod (309) is fixedly connected to the front surface of the support frame (301).

6. The grinding tool for machining the steering transmission shaft of a harvester according to claim 5, characterized in that: A second stepper motor (308) is fixedly mounted on the inner bottom wall of the workbench (1), and the power output end of the second stepper motor (308) is fixedly connected to the right end of the threaded screw (307).

7. The grinding tool for machining the steering transmission shaft of a harvester according to claim 1, characterized in that: A third stepping motor (310) is fixedly mounted on the right side of the support frame (301); an output end of the power of the third stepping motor (310) passes through the support frame (301) and is fixedly mounted with a grinding disc (311).

8. The grinding tool for machining the steering transmission shaft of a harvester according to claim 5, characterized in that: A bearing (312) is fixedly mounted on the right end of the threaded screw (307), and the right side surface of the bearing (312) is fixedly connected to the inner side wall of the workbench (1).

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