Roller polishing device for harvesting agricultural machinery
By designing an adjustable clamping mechanism and grinding mechanism, the problem of unstable clamping and difficulty in adjusting rollers of different diameters for rollers and curved surfaces is solved, and more efficient grinding effect and longer use are achieved. life.
Patent Information
- Application Number
- CN202423017854.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-09
- Publication Date
- 2025-02-07
- Estimated Expiration
- 2034-12-09
AI Technical Summary
The existing roller grinding device for harvesting agricultural machinery is difficult to effectively clamp and fix rollers of different diameters and specifications, resulting in roller offset during grinding, affecting the grinding effect. At the same time, it is difficult for the grinding device to adjust the arc surface, reducing adaptability and grinding effect.
A roller grinding device for harvesting agricultural machinery including an adjustable clamping mechanism and a grinding mechanism is designed. The nip mechanism achieves stable nip of rollers of different diameters through components such as adjustment seats, adjustment motors and bidirectional threaded shafts; the grinding mechanism achieves precise adjustment of the arc surface through positioning grooves, positioning screws and hydraulic lifting components.
It effectively avoids the offset of the roller during grinding, improves the grinding effect and adaptability, and extends the service life of the roller.
Smart Images
Figure CN222430187U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of grinding and polishing, in particular to a roller grinding device for harvesting agricultural machinery. Background Art
[0002] Harvesters are agricultural machinery that are specifically used to harvest and thresh crops at one time and collect the grains into storage bins. Harvester rollers are an indispensable part of agricultural machinery, mainly used to improve work efficiency and ensure the safety of agricultural production. The main functions of these rollers include removing dust and impurities from the surface of crops and reducing the occurrence of pests and diseases.
[0003] During the use of harvesting agricultural machinery, it is usually necessary to use a grinding device to grind the harvesting agricultural machinery roller. By grinding the outer surface of the roller, the surface quality of the roller is improved, thereby increasing the service life of the harvesting agricultural machinery roller.
[0004] In the process of realizing the utility model, the inventors found that the prior art had the following problems: 1. It is not convenient to clamp and fix rollers of different diameters during the grinding process of common harvesting agricultural machinery rollers, which causes the harvesting agricultural machinery rollers to shift during the grinding process, thereby affecting the grinding effect of the grinding device; 2. During the grinding process using the grinding device, the grinding device is often not convenient for adjusting the arc surface of the harvesting agricultural machinery roller, thereby affecting the adaptability of the grinding device, resulting in a reduction in the grinding effect of the grinding device. Utility Model Content
[0005] The purpose of the utility model is to provide a roller grinding device for harvesting agricultural machinery, so as to solve the problem that rollers of different diameters are often not convenient to be clamped and fixed, which causes the rollers to deviate during the grinding process, thereby affecting the grinding effect of the grinding device, and the grinding device is often not convenient to adjust the arc surface of the roller for harvesting agricultural machinery, thereby affecting the adaptability of the grinding device and reducing the grinding effect of the grinding device. To achieve the above purpose, the utility model provides the following technical solutions: A roller grinding device for harvesting agricultural machinery, comprising a collecting bin, a collecting pump is installed on one side of the collecting bin, a collecting pipe is plugged into the top of the collecting pump, an adjusting mechanism is installed on the top of the collecting bin, a clamping mechanism is installed inside the adjusting mechanism, and a grinding mechanism is arranged on the top of the collecting bin.
[0006] The adjustment mechanism includes an adjustment seat, an adjustment groove is embedded in one side of the adjustment seat, an adjustment motor is installed at one end of the adjustment seat, one end of the adjustment motor is drivingly connected to a first bidirectional threaded shaft, both ends of the first bidirectional threaded shaft are threadedly connected to adjustment rods, a clamping groove is embedded in one side of the adjustment rod, a second bidirectional threaded shaft is rotatably connected inside the clamping groove, a first rotating wheel is installed at one end of the second bidirectional threaded shaft, and a locking nut is threadedly connected to one end of the second bidirectional threaded shaft.
[0007] The clamping mechanism includes a clamping seat, a first connecting seat is installed on the outside of the clamping seat, a first connecting bolt is installed on the inside of the first connecting seat, the first connecting bolt is rotatably connected to one end of a first connecting rod, the other end of the first connecting rod is installed with a second connecting bolt, the second connecting bolt is rotatably connected to one end of a second connecting rod, the other end of the second connecting rod is installed with a third connecting bolt, and the third connecting bolt is rotatably connected to an auxiliary seat.
[0008] The grinding mechanism includes a fixing rod, a positioning groove is embedded in the top of the fixing rod, a positioning screw is rotatably connected inside the positioning groove, a second rotating wheel is installed at one end of the positioning screw, a positioning block is threadedly connected to the outside of the positioning screw, a hydraulic lifting assembly is installed at the bottom of the positioning block, a positioning seat is installed below the hydraulic lifting assembly, a positioning motor is installed on one side of the positioning seat, and one end of the positioning motor is drivingly connected to the grinding assembly.
[0009] Further preferably, the collecting pipe is a T-shaped structure, and the collecting pipe forms a fitting connection structure with one side of the top of the collecting bin by inserting the top of the collecting pump.
[0010] Further preferably, the adjusting rod is located at the top of the collecting bin, and the adjusting rod is threadedly connected to both ends of the first bidirectional threaded shaft and the adjusting groove to form a sliding connection structure.
[0011] Further preferably, an external thread structure is provided at the connection between the second bidirectional threaded shaft and the first rotating wheel, and the locking nut is threadedly connected to the external thread structure and one end of the adjusting rod to form a fitting connection structure, and the clamping seat is threadedly connected to the two ends of the second bidirectional threaded shaft and the clamping groove to form a sliding connection structure.
[0012] Further preferably, one end of the clamping seat and the auxiliary seat are both provided with an arc-shaped anti-slip layer, and the upper and lower ends of one side of the clamping seat are both installed with a first connecting seat, and both ends of the first connecting bolt, the second connecting bolt and the third connecting bolt are threadedly connected with nuts.
[0013] Further preferably, the positioning block is threadedly connected to the positioning screw and the positioning groove to form a sliding connection structure, and the length of the positioning groove is the same as the top width of the collection bin.
[0014] Further preferably, the grinding assembly includes a grinding disc, and the grinding assembly is connected to one end of the positioning motor by driving to form a rotation connection structure with the interior of the positioning seat.
[0015] Compared with the prior art, the utility model has the following beneficial effects:
[0016] In the utility model, an adjustable clamping mechanism is provided to clamp and fix the roller for the harvesting agricultural machinery, so as to facilitate the fixing of rollers with different diameters, avoid the deviation of the roller for the harvesting agricultural machinery during the grinding process, and improve the grinding effect of the grinding device.
[0017] In the utility model, a grinding mechanism with adjustable position and angle is provided to adjust the grinding position, so that the grinding disc and the arc surface of the roller of the harvesting agricultural machinery can be well fitted, thereby improving the adaptability of the grinding device, facilitating the grinding operation, and improving the grinding effect of the grinding device. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 This is a schematic diagram of the front view structure of the utility model;
[0019] Figure 2 This is a schematic diagram of the explosion-enlarged structure of the regulating mechanism of the utility model;
[0020] Figure 3 This is an exploded and enlarged structural diagram of the clamping mechanism of the utility model;
[0021] Figure 4 It is a schematic diagram of the exploded and enlarged structure of the grinding mechanism of the utility model.
[0022] In the figure: 1. collecting bin; 2. collecting pump; 3. collecting pipe; 4. adjusting mechanism; 401. adjusting seat; 402. adjusting slot; 403. adjusting motor; 404. first bidirectional threaded shaft; 405. adjusting rod; 406. clamping slot; 407. second bidirectional threaded shaft; 408. first rotating wheel; 409. locking nut; 5. clamping mechanism; 501. clamping seat; 502. first connecting seat; 503. first connecting bolt; 504. first connecting rod; 505. second connecting bolt; 506. second connecting rod; 507. third connecting bolt; 508. auxiliary seat; 6. grinding mechanism; 601. fixing rod; 602. positioning slot; 603. positioning screw; 604. second rotating wheel; 605. positioning block; 606. hydraulic lifting assembly; 607. positioning seat; 608. positioning motor; 609. grinding assembly. DETAILED DESCRIPTION
[0023] 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 technical personnel in this field without creative work are within the scope of protection of the utility model.
[0024] See also Figures 1 to 4 The utility model provides a technical solution: a roller grinding device for a harvesting agricultural machine, comprising a collecting bin 1, a collecting pump 2 is installed on one side of the collecting bin 1, a collecting pipe 3 is plugged into the top of the collecting pump 2, an adjusting mechanism 4 is installed on the top of the collecting bin 1, a clamping mechanism 5 is installed inside the adjusting mechanism 4, and a grinding mechanism 6 is arranged on the top of the collecting bin 1.
[0025] The adjustment mechanism 4 includes an adjustment seat 401, an adjustment groove 402 is embedded in one side of the adjustment seat 401, an adjustment motor 403 is installed at one end of the adjustment seat 401, one end of the adjustment motor 403 is drivingly connected to a first bidirectional threaded shaft 404, both ends of the first bidirectional threaded shaft 404 are threadedly connected to an adjustment rod 405, a clamping groove 406 is embedded in one side of the adjustment rod 405, the inside of the clamping groove 406 is rotatably connected to a second bidirectional threaded shaft 407, one end of the second bidirectional threaded shaft 407 is installed with a first rotating wheel 408, and one end of the second bidirectional threaded shaft 407 is threadedly connected to a locking nut 409.
[0026] The clamping mechanism 5 includes a clamping seat 501, a first connecting seat 502 is installed on the outside of the clamping seat 501, a first connecting bolt 503 is installed on the inside of the first connecting seat 502, the center of the first connecting bolt 503 is rotatably connected to one end of a first connecting rod 504, the other end of the first connecting rod 504 is installed with a second connecting bolt 505, the center of the second connecting bolt 505 is rotatably connected to one end of a second connecting rod 506, the other end of the second connecting rod 506 is installed with a third connecting bolt 507, and the center of the third connecting bolt 507 is rotatably connected to an auxiliary seat 508.
[0027] The grinding mechanism 6 includes a fixed rod 601, a positioning groove 602 is embedded in the top of the fixed rod 601, a positioning screw 603 is rotatably connected inside the positioning groove 602, a second rotating wheel 604 is installed at one end of the positioning screw 603, a positioning block 605 is connected to the external thread of the positioning screw 603, a hydraulic lifting assembly 606 is installed at the bottom of the positioning block 605, a positioning seat 607 is installed below the hydraulic lifting assembly 606, a positioning motor 608 is installed on one side of the positioning seat 607, and one end of the positioning motor 608 is drivingly connected to a grinding assembly 609.
[0028] In this embodiment, Figure 1As shown, the collecting pipe 3 is a T-shaped structure, and the collecting pipe 3 is inserted into the top of the collecting pump 2 to form a fitting connection structure with one side of the top of the collecting bin 1; by setting the collecting pipe 3 at the same height as the top of the collecting bin 1, the debris generated by grinding is collected and transported to the collecting bin 1 below, so as to facilitate the centralized collection and treatment of the debris, thereby improving the debris treatment effect of the grinding device.
[0029] In this embodiment, Figure 1 and Figure 2 As shown, the adjusting rod 405 is located at the top of the collecting bin 1, and the adjusting rod 405 is threadedly connected to the two ends of the first bidirectional threaded shaft 404 and the adjusting groove 402 to form a sliding connection structure; by setting the adjustable adjusting rod 405, the rollers of harvesting agricultural machinery of different lengths are clamped and fixed, thereby improving the stability of the roller grinding operation and facilitating the grinding operation.
[0030] In this embodiment, Figure 1 and Figure 2 As shown, an external thread structure is provided at the connection between the second bidirectional threaded shaft 407 and the first rotating wheel 408, and the locking nut 409 is threadedly connected to the external thread structure and one end of the adjusting rod 405 to form a fitting connection structure, and the clamping seat 501 is threadedly connected to the two ends of the second bidirectional threaded shaft 407 and the clamping groove 406 to form a sliding connection structure; by providing an adjustable clamping seat 501, rollers for harvesting agricultural machinery of different diameters can be clamped and fixed, thereby further improving the clamping and fixing effect of the rollers for harvesting agricultural machinery, avoiding the rollers from being offset during the grinding operation, and improving the grinding effect of the grinding device.
[0031] In this embodiment, Figure 1 and Figure 3 As shown, one end of the clamping seat 501 and the auxiliary seat 508 are both provided with an arc-shaped anti-skid layer, and the first connecting seat 502 is installed at the upper and lower ends of one side of the clamping seat 501, and both ends of the first connecting bolt 503, the second connecting bolt 505 and the third connecting bolt 507 are threadedly connected with nuts; by providing an angle-adjustable and fixed auxiliary seat 508 in conjunction with the clamping seat 501, the roller for the harvesting agricultural machinery is clamped and fixed, thereby improving the fixing effect of the roller, and cooperating with the anti-skid layer to further improve the clamping effect of the roller, thereby improving the grinding effect of the grinding device.
[0032] In this embodiment, Figure 1 and Figure 4As shown, the positioning block 605 is threadedly connected to the positioning screw 603 and the positioning groove 602 to form a sliding connection structure, and the length of the positioning groove 602 is the same as the top width of the collecting bin 1; the lateral position of the grinding is adjusted by setting an adjustable grinding component 609, thereby improving the grinding operation of the grinding device on the harvesting agricultural machinery roller, facilitating the grinding of harvesting agricultural machinery rollers of different diameters, improving the adaptability of the grinding device, and improving the grinding accuracy of the grinding device.
[0033] In this embodiment, Figure 1 and Figure 4 As shown, the grinding component 609 includes a grinding disc, and the grinding component 609 is connected to one end of the positioning motor 608 by driving to form a rotating connection structure with the interior of the positioning seat 607; by providing an angle-adjustable grinding disc, it is convenient for the grinding disc to fit and grind with the arc-shaped structure of the harvesting agricultural machinery roller, thereby improving the adaptability of the grinding device and improving the grinding effect of the grinding device.
[0034] The use method and advantages of the utility model: When the roller grinding device for harvesting agricultural machinery is used, the working process is as follows:
[0035] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, first, the two ends of the harvester roller are placed between the two groups of clamping mechanisms 5 respectively; then the adjusting motor 403 is started to drive the first bidirectional threaded shaft 404 to rotate to adjust the distance between the two adjusting rods 405, and at the same time, the two ends of the harvester roller are fitted with the cooperation of the auxiliary seat 508 and the two groups of first connecting rods 504 and second connecting rods 506; then the first rotating wheel 408 is rotated to drive the second bidirectional threaded shaft 407 to drive the two clamping seats 501 to clamp and fix the two ends of the roller; finally, the second rotating wheel 604 is rotated to drive the positioning block 605 to slide in the positioning groove 602 to adjust the position of the grinding disc, and the angle of the grinding assembly 609 is adjusted by the positioning motor 608, and the hydraulic lifting assembly 606 is cooperated to lift and lower, so that the grinding disc is fitted with the arc surface of the harvester roller, and the grinding disc is driven to rotate for grinding operation, and at the same time, the debris generated by grinding is collected into the collection bin 1 through the collection pipe 3 and the collection pump 2 for centralized collection and treatment.
[0036] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.
Claims
1. A roller grinding device for a harvesting agricultural machine, comprising a collecting bin (1), characterized in that: A collecting pump (2) is installed on one side of the collecting bin (1), a collecting pipe (3) is plugged into the top of the collecting pump (2), an adjusting mechanism (4) is installed on the top of the collecting bin (1), a clamping mechanism (5) is installed inside the adjusting mechanism (4), and a grinding mechanism (6) is provided on the top of the collecting bin (1); The adjustment mechanism (4) comprises an adjustment seat (401), an adjustment groove (402) is embedded in one side of the adjustment seat (401), an adjustment motor (403) is installed at one end of the adjustment seat (401), one end of the adjustment motor (403) is drivingly connected to a first bidirectional threaded shaft (404), both ends of the first bidirectional threaded shaft (404) are threadedly connected to adjustment rods (405), a clamping groove (406) is embedded in one side of the adjustment rod (405), a second bidirectional threaded shaft (407) is rotatably connected inside the clamping groove (406), a first rotating wheel (408) is installed at one end of the second bidirectional threaded shaft (407), and a locking nut (409) is threadedly connected to one end of the second bidirectional threaded shaft (407); The clamping mechanism (5) comprises a clamping seat (501), a first connecting seat (502) is installed on the outside of the clamping seat (501), a first connecting bolt (503) is installed on the inside of the first connecting seat (502), the center of the first connecting bolt (503) is rotatably connected to one end of a first connecting rod (504), the other end of the first connecting rod (504) is installed with a second connecting bolt (505), the center of the second connecting bolt (505) is rotatably connected to one end of a second connecting rod (506), the other end of the second connecting rod (506) is installed with a third connecting bolt (507), and the center of the third connecting bolt (507) is rotatably connected to an auxiliary seat (508); The grinding mechanism (6) comprises a fixed rod (601), a positioning groove (602) is embedded in the top of the fixed rod (601), a positioning screw (603) is rotatably connected inside the positioning groove (602), a second rotating wheel (604) is installed at one end of the positioning screw (603), a positioning block (605) is threadedly connected to the outside of the positioning screw (603), a hydraulic lifting component (606) is installed at the bottom of the positioning block (605), a positioning seat (607) is installed below the hydraulic lifting component (606), a positioning motor (608) is installed on one side of the positioning seat (607), and one end of the positioning motor (608) is drivingly connected to the grinding component (609).
2. A roller grinding device for a harvesting agricultural machine according to claim 1, characterized in that: The collecting pipe (3) is of a T-shaped structure, and the collecting pipe (3) is inserted into the top of the collecting pump (2) to form a fitting connection structure with one side of the top of the collecting bin (1).
3. The roller grinding device for a harvesting agricultural machine according to claim 1, characterized in that: The adjusting rod (405) is located at the top of the collecting bin (1), and the adjusting rod (405) is threadedly connected to both ends of the first bidirectional threaded shaft (404) and the adjusting groove (402) to form a sliding connection structure.
4. The roller grinding device for a harvesting agricultural machine according to claim 1, characterized in that: An external thread structure is provided at the connection between the second bidirectional threaded shaft (407) and the first rotating wheel (408), and the locking nut (409) is threadedly connected to the external thread structure and one end of the adjusting rod (405) to form a fitting connection structure, and the clamping seat (501) is threadedly connected to both ends of the second bidirectional threaded shaft (407) and the clamping groove (406) to form a sliding connection structure.
5. The roller grinding device for a harvesting agricultural machine according to claim 1, characterized in that: One end of the clamping seat (501) and the auxiliary seat (508) are both provided with an arc-shaped anti-slip layer, and the upper and lower ends of one side of the clamping seat (501) are both installed with a first connecting seat (502), and both ends of the first connecting bolt (503), the second connecting bolt (505) and the third connecting bolt (507) are threadedly connected with nuts.
6. The roller grinding device for a harvesting agricultural machine according to claim 1, characterized in that: The positioning block (605) is threadedly connected to the positioning screw (603) and the positioning groove (602) to form a sliding connection structure, and the length of the positioning groove (602) is the same as the top width of the collection bin (1).
7. The roller grinding device for a harvesting agricultural machine according to claim 1, characterized in that: The grinding assembly (609) comprises a grinding disc, and the grinding assembly (609) is connected to one end of the positioning motor (608) by driving to form a rotation connection structure with the interior of the positioning seat (607).