Welding tool for rice sieve frame of rice mill

Abstract

The utility model relates to the technical field of rice husking machine rice sieve frames, and discloses a welding tool for a rice husking machine rice sieve frame, which comprises a base, a plurality of support columns are fixedly mounted at the top of the base, a first screw is arranged on one side of the top of a mounting table, and a moving block is in threaded connection with the first screw. A sliding rod is fixedly mounted on the other side of the top of the mounting table, a first sliding block is slidably mounted on the sliding rod, a first connecting shaft is rotatably mounted on one side of the top of the base, a first gear is fixedly mounted on the first connecting shaft, and a mounting block is fixedly mounted at one end of the base; a second connecting shaft is rotatably mounted at the top of the mounting block, a second gear is fixedly mounted on the second connecting shaft, and the first gear is meshed with the second gear; the height of the workbench can be adjusted conveniently, operation difficulty or potential safety hazards caused by improper height are avoided, and working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of rice sieve frames for rice milling machines, in particular to a welding tool for a rice sieve frame for a rice milling machine. Background Art

[0002] The rice screen frame of the rice mill is an auxiliary device for the rice mill. Its main function is to support and fix the rice screen to help the rice mill work efficiently. The rice screen frame is usually made of metal or other solid materials, with a certain strength and stability, and can withstand the vibration and pressure generated during the rice milling process. The rice screen frame needs to maintain a stable position during the welding process to achieve precise welding, so a welding tool for the rice screen frame of the rice mill is needed.

[0003] Most of the existing welding tools for rice screen frames of rice mills are designed with a fixed height, which requires some operators to bend over or squat for a long time to perform welding work, which is not conducive to improving work efficiency and is prone to operating difficulties or safety hazards due to improper height.

[0004] Therefore, it is necessary to provide a welding tool for a rice screen frame of a rice mill to solve the above technical problems. Utility Model Content

[0005] The utility model aims to provide a welding tool for a rice screen frame of a rice mill, which has the effect of facilitating the adjustment of the height of a workbench.

[0006] The above technical objectives of the utility model are achieved through the following technical solutions: a welding tool for a rice screen frame of a rice mill, comprising a base, a plurality of support columns are fixedly installed on the top of the base, a mounting platform is fixedly installed on the top of the support columns, a first screw is arranged on one side of the top of the mounting platform, a moving block is threadedly connected to the first screw, a sliding rod is fixedly installed on the other side of the top of the mounting platform, a first sliding block is slidably installed on the sliding rod, a fixed block is fixedly installed on one side of the moving block and the first sliding block, a workbench is arranged between the first screw and the sliding rod, and two sides of the workbench are respectively connected to the two fixed blocks One side of the base is fixedly connected, a positioning mechanism is provided on the top of the workbench, a first connecting shaft is rotatably installed on one side of the top of the base, the top of the first connecting shaft is fixedly connected to the bottom end of the first screw, a first gear is fixedly installed on the first connecting shaft, a mounting block is fixedly installed on one end of the base, a second connecting shaft is rotatably installed on the top of the mounting block, a second gear is fixedly installed on the second connecting shaft, the first gear and the second gear are meshed with each other, a mounting frame is fixedly installed on one side of the mounting block, a first motor is provided on the top of the mounting frame, and an output end of the first motor is fixedly connected to the second connecting shaft.

[0007] By adopting the above technical solution, the height of the workbench can be easily adjusted, thus avoiding operational difficulties or safety hazards caused by improper height, and improving work efficiency.

[0008] The utility model is further configured as follows: the positioning mechanism includes two positioning plates, the positioning plates are arranged on both sides of the top of the workbench, one side of the positioning plate is fixedly connected to a connecting block, one end of the connecting block is fixedly connected to a connecting rod, and one end of the connecting rod is provided with an adjustment mechanism.

[0009] By adopting the technical solution, it is convenient to fix the rice sieve frame on the workbench.

[0010] The utility model is further configured as follows: the adjustment mechanism includes a mounting seat, the mounting seat is fixedly mounted on one side of the top of the workbench, a slide groove is provided on the mounting seat, second sliders are slidably mounted at both ends of the slide groove, a driving mechanism is provided inside the slide groove, and the driving mechanism is transmission-connected to the two second sliders.

[0011] By adopting the above technical solution, it is convenient to adjust the distance between the two positioning plates, so as to adapt to rice sieve frames of different sizes.

[0012] The utility model is further configured as follows: the driving mechanism includes two second screws, the two second screws are arranged inside the slide groove, one end of one of the second screws is fixedly connected to one end of the other second screw, and the threads on the two second screws are in opposite directions, the two second screws respectively penetrate the second sliders, and the second sliders are threadedly connected to the corresponding second screws.

[0013] By adopting the above technical solution, labor costs are reduced.

[0014] The utility model is further configured as follows: the top ends of the first screw rod and the slide rod are both fixedly mounted with limit blocks.

[0015] By adopting the above technical solution, the stability of the workbench when moving is ensured.

[0016] The utility model is further configured as follows: a support plate is fixedly installed on one side of the base, an anti-skid pad is arranged on the top of the support plate, and the anti-skid pad is made of rubber material.

[0017] By adopting the technical solution, it is convenient for operators to stand.

[0018] In summary, the utility model has the following beneficial effects: it is convenient to adjust the height of the workbench, avoiding operational difficulties or safety hazards caused by improper height, and improving work efficiency. By setting the positioning mechanism, it is convenient to fix the rice screen frame on the workbench. By setting the adjustment mechanism, it is convenient to adjust the distance between the two positioning plates to adapt to rice screen frames of different sizes. By setting the driving mechanism, the labor cost is reduced. By setting the limit block, the stability of the workbench during movement is guaranteed. By setting the support plate and the anti-slip pad, it is convenient for the operator to stand. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0020] Figure 2 A schematic diagram of a three-dimensional structure from another viewing angle of the utility model;

[0021] Figure 3 This is a schematic diagram of the main structure of the utility model;

[0022] Figure 4 It is a left-side structural schematic diagram of the utility model;

[0023] Figure 5 It is a schematic diagram of the top structure of the utility model.

[0024] In the figure: 1. base; 2. support column; 3. mounting table; 4. first screw; 5. moving block; 6. slide rod; 7. first slider; 8. fixed block; 9. workbench; 10. first connecting shaft; 11. first gear; 12. mounting block; 13. second connecting shaft; 14. second gear; 15. second mounting bracket; 16. second motor; 17. positioning plate; 18. connecting block; 19. connecting rod; 20. mounting seat; 21. slide groove; 22. second slider; 23. second screw; 24. second motor; 25. limit block; 26. support plate; 27. anti-slip pad. DETAILED DESCRIPTION

[0025] The present invention will be further described below with reference to the accompanying drawings in the embodiments of the present invention.

[0026] See also Figures 1 to 5In an embodiment of the utility model, a welding tool for a rice screen frame of a rice mill comprises a base 1, a plurality of support columns 2 are fixedly installed on the top of the base 1, a mounting platform 3 is fixedly installed on the top of the support column 2, a first screw 4 is arranged on one side of the top of the mounting platform 3, a moving block 5 is threadedly connected to the first screw 4, a sliding rod 6 is fixedly installed on the other side of the top of the mounting platform 3, a first sliding block 7 is slidably installed on the sliding rod 6, a fixed block 8 is fixedly installed on one side of the moving block 5 and the first sliding block 7, a working table 9 is arranged between the first screw 4 and the sliding rod 6, both sides of the working table 9 are fixedly connected to one side of the two fixed blocks 8 respectively, a positioning mechanism is arranged on the top of the working table 9, a first connecting shaft 10 is rotatably installed on one side of the top of the base 1, the top of the first connecting shaft 10 is fixedly connected to the bottom end of the first screw 4, a first gear 11 is fixedly installed on the first connecting shaft 10, a mounting block 12 is fixedly installed on one end of the base 1, and a second connecting shaft 13 is rotatably installed on the top of the mounting block 12 , a second gear 14 is fixedly installed on the second connecting shaft 13, the first gear 11 and the second gear 14 are meshed with each other, a mounting frame is fixedly installed on one side of the mounting block 12, and a first motor is arranged on the top of the mounting frame, and the output end of the first motor is fixedly connected to the second connecting shaft 13; when in use, the rice screen frame to be welded is fixed on the workbench 9 by using the positioning mechanism, and when the height of the workbench 9 needs to be adjusted, the first motor is started, and the output end of the first motor drives the second connecting shaft 13 to rotate, thereby driving the second gear 14 to rotate, and because the first gear 11 and the second gear 14 are meshed with each other, the first gear 11 also rotates therewith, thereby driving the first connecting shaft 10 to rotate, thereby driving the first screw rod 4 to rotate, and under the guiding action of the slide bar 6 and the first slider 7, the moving block 5 will move vertically along the screw rod, thereby realizing the adjustment of the height of the workbench 9, and by setting the device, it is convenient to adjust the height of the workbench 9, avoiding the operation difficulties or safety hazards caused by improper height, and improving the work efficiency.

[0027] In this embodiment, preferably, the positioning mechanism includes two positioning plates 17, and the positioning plates 17 are arranged on both sides of the top of the workbench 9. One side of the positioning plate 17 is fixedly connected with a connecting block 18, one end of the connecting block 18 is fixedly connected with a connecting rod 19, and one end of the connecting rod 19 is provided with an adjustment mechanism; by setting the positioning mechanism, it is convenient to fix the rice screen frame on the workbench 9.

[0028] In this embodiment, preferably, the adjusting mechanism includes a mounting seat 20, the mounting seat 20 is fixedly mounted on one side of the top of the workbench 9, a slide groove 21 is arranged on the mounting seat 20, and second sliders 22 are slidably mounted at both ends of the slide groove 21, and a driving mechanism is arranged inside the slide groove 21, and the driving mechanism is transmission-connected with the two second sliders 22; by setting the adjusting mechanism, it is convenient to adjust the distance between the two positioning plates 17 to adapt to rice screen frames of different sizes.

[0029] In this embodiment, preferably, the driving mechanism includes two second screws 23, and the two second screws 23 are arranged inside the slide groove 21, wherein one end of one of the second screws 23 is fixedly connected to one end of the other second screw 23, and the thread directions on the two second screws 23 are opposite, and the two second screws 23 respectively pass through the second slider 22, and the second slider 22 is threadedly connected to the corresponding second screw 23; by setting up the driving mechanism, the labor cost is reduced.

[0030] In this embodiment, preferably, the top ends of the first screw rod 4 and the slide rod 6 are fixedly mounted with limit blocks 25 ; by providing the limit blocks 25 , the stability of the workbench 9 during movement is ensured.

[0031] In this embodiment, preferably, a support plate 26 is fixedly installed on one side of the base 1, and an anti-slip pad 27 is arranged on the top of the support plate 26, and the anti-slip pad 27 is made of rubber material; by arranging the support plate 26 and the anti-slip pad 27, it is convenient for the operator to stand.

[0032] Working principle: When in use, the rice screen frame to be welded is fixed on the workbench 9 by the positioning mechanism. When the height of the workbench 9 needs to be adjusted, the first motor is started, and the output end of the first motor drives the second connecting shaft 13 to rotate, thereby driving the second gear 14 to rotate. Since the first gear 11 and the second gear 14 are meshed with each other, the first gear 11 also rotates, thereby driving the first connecting shaft 10 to rotate, thereby driving the first screw rod 4 to rotate. Under the guidance of the slide rod 6 and the first slider 7, the moving block 5 will move vertically along the screw rod, thereby realizing the adjustment of the height of the workbench 9.

[0033] The above description is only a preferred embodiment of the present utility model, so all equivalent changes or modifications made according to the structure, features and principles described in the scope of the present utility model patent application are included in the scope of the present utility model patent application.

Claims

1. A welding tool for a rice screen frame of a rice mill, comprising a base (1), characterized in that: A plurality of support columns (2) are fixedly mounted on the top of the base (1), a mounting platform (3) is fixedly mounted on the top of the support columns (2), a first screw rod (4) is arranged on one side of the top of the mounting platform (3), a moving block (5) is threadedly connected to the first screw rod (4), a sliding rod (6) is fixedly mounted on the other side of the top of the mounting platform (3), a first sliding block (7) is slidably mounted on the sliding rod (6), a fixed block (8) is fixedly mounted on one side of the moving block (5) and the first sliding block (7), a workbench (9) is arranged between the first screw rod (4) and the sliding rod (6), two sides of the workbench (9) are respectively fixedly connected to one side of two fixed blocks (8), and a positioning mechanism is arranged on the top of the workbench (9). A first connecting shaft (10) is rotatably mounted on one side of the top of the base (1), the top of the first connecting shaft (10) is fixedly connected to the bottom end of the first screw rod (4), a first gear (11) is fixedly mounted on the first connecting shaft (10), a mounting block (12) is fixedly mounted on one end of the base (1), a second connecting shaft (13) is rotatably mounted on the top of the mounting block (12), a second gear (14) is fixedly mounted on the second connecting shaft (13), the first gear (11) and the second gear (14) are meshed with each other, a mounting frame is fixedly mounted on one side of the mounting block (12), a first motor is arranged on the top of the mounting frame, and an output end of the first motor is fixedly connected to the second connecting shaft (13).

2. The welding tool for a rice screen frame of a rice mill according to claim 1, characterized in that: The positioning mechanism comprises two positioning plates (17), the positioning plates (17) are arranged on both sides of the top of the workbench (9), one side of the positioning plate (17) is fixedly connected to a connecting block (18), one end of the connecting block (18) is fixedly connected to a connecting rod (19), and one end of the connecting rod (19) is provided with an adjustment mechanism.

3. A welding tool for a rice screen frame of a rice mill according to claim 2, characterized in that: The adjustment mechanism comprises a mounting seat (20), wherein the mounting seat (20) is fixedly mounted on one side of the top of the workbench (9), a slide groove (21) is arranged on the mounting seat (20), second sliders (22) are slidably mounted at both ends of the slide groove (21), a driving mechanism is arranged inside the slide groove (21), and the driving mechanism is transmission-connected to the two second sliders (22).

4. The welding tool for the rice screen frame of a rice mill according to claim 3, characterized in that: The driving mechanism comprises two second screw rods (23), the two second screw rods (23) are arranged inside the slide groove (21), one end of one of the second screw rods (23) is fixedly connected to one end of the other second screw rod (23), and the threads on the two second screw rods (23) are in opposite directions, the two second screw rods (23) respectively penetrate the second sliding block (22), and the second sliding block (22) is threadedly connected to the corresponding second screw rod (23).

5. The welding tool for a rice screen frame of a rice mill according to claim 1, characterized in that: Limit blocks (25) are fixedly mounted on the top ends of the first screw rod (4) and the sliding rod (6).

6. The welding tool for a rice screen frame of a rice mill according to claim 1, characterized in that: A support plate (26) is fixedly mounted on one side of the base (1), and an anti-slip pad (27) is arranged on the top of the support plate (26).

Images