Groove winding prevention mechanism for rotary blade
By setting up a cutting knife and a moving mechanical structure in the anti-winding mechanism of the rotary tillage knife, and using the rotary shaft to drive the cutting knife to reciprocate, the problem of poor anti-winding effect caused by the long winding object during use is solved, and the problem of poor winding effect caused by the long winding of the rotary tillage knife is improved. The anti-winding capability and safety of the rotary tillage knife.
Patent Information
- Application Number
- CN202420783351.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-16
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2034-04-16
AI Technical Summary
When used, the existing rotary tillage is prone to wrapping when the object is long, resulting in poor anti-winding effect, which affects its practicality.
A rotary trench anti-winding mechanism is designed. By setting a cutting knife, connecting rod, moving block, sliding block and sliding groove on the side, the rotation of the rotary shaft provides power to the cutting knife to make it in the rotary trench body. The material wrapped in the middle is cut to prevent the wound from adhering to the rotation shaft.
Effectively prevent foreign objects from being wound around the rotary tillage, reduce production costs, and stop moving the cutting knife after use, improving safety.
Smart Images
Figure CN222128626U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of agricultural production, in particular to a rotary tiller blade anti-entanglement groove mechanism. Background Art
[0002] The rotary tiller has the functions of breaking the plow bottom layer, restoring the soil tillage layer structure, improving the soil's ability to store water and retain moisture, eliminating some weeds, reducing pests and diseases, leveling the surface and improving the standards of agricultural mechanized operations.
[0003] Publication No. CN215582548U discloses an anti-entanglement rotary blade assembly for a micro-tillage machine, which aims to solve the problem that the rotary blade is easily entangled when cutting stubble. It includes a blade shaft, a spiral blade body and a fixed disk. Two to four anti-entanglement plates are arranged on the fixed disk and radially around the blade shaft, and the extension direction of the anti-entanglement plates is inclined relative to the axial direction of the blade shaft. The anti-entanglement rotary blade assembly has a simple and easy structure and high reliability. During the operation of the spiral blade body, it can prevent the stubble from being entangled, reduce the failure rate of the rotary blade assembly, and is conducive to improving the service life of the rotary blade assembly and the operating efficiency of the micro-tillage machine. However, the patent still has the following problems in actual use:
[0004] The device achieves the effect of preventing the stubble from winding by providing an anti-winding plate. However, since the entanglement of the entangled objects is still easy to occur when the rotary tiller is in use when the entangled objects are long, the anti-winding effect of the rotary tiller when in use is poor, and the practicality of the rotary tiller is poor.
[0005] A rotary tiller blade anti-tangling groove mechanism is proposed to solve the above-mentioned problems. Utility Model Content
[0006] The purpose of the utility model is to provide a rotary tiller anti-entanglement groove mechanism to solve the problem proposed in the above background technology that the current device achieves the effect of entanglement of cut stubble by setting an anti-entanglement plate, but the rotary tiller is still prone to entanglement when the entangled object is long, so the anti-entanglement effect of the rotary tiller is poor during use, thereby making the practicality of the rotary tiller poor.
[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rotary tiller blade anti-entanglement groove mechanism, comprising a connecting seat;
[0008] A motor is arranged in the middle of the connecting seat, and a rotary tillage blade is arranged on the outer side of the connecting seat;
[0009] Also includes:
[0010] A transmission gear is disposed on one side of the connecting seat, and a rotating shaft is disposed on one side of the transmission gear;
[0011] Wherein, a moving groove is arranged on one side of the rotating shaft, and a sliding groove is arranged on one side of the moving groove;
[0012] Wherein, a connecting block is arranged on the other side of the moving groove, and a cutting knife is arranged on one side of the connecting block.
[0013] Preferably, a power groove is opened in the middle of the connecting seat, and a transmission gear is rotatably connected to one side of the power groove, and a driven gear is meshingly connected to one side of the transmission gear, and a rotating shaft is fixedly connected in the middle of the driven gear, and a limiting block is sleeved on one side of the rotating shaft, and a limiting block is slidably connected to the other side of the rotating shaft, so as to facilitate limiting the rotating shaft.
[0014] Preferably, a long groove is provided on one side of the movable groove, and a movable block is slidably connected in the middle of the movable groove, and a sliding block is fixedly connected to one side of the movable block, and a sliding groove is slidably connected to one side of the sliding block, so as to facilitate the limitation of the movable block.
[0015] Preferably, a connecting rod is fixedly connected to one side of the connecting block, and a through hole is opened in the middle of one side of the connecting block, and a guide rod is slidably connected to the middle of the through hole, and a cutting knife is provided on one side of the guide rod to provide guidance for the movement of the connecting block.
[0016] Preferably, one end of the transmission gear is fixedly connected to one end of the motor, and the rotating shaft is rotatably connected to both sides of the connecting seat through bearings, so as to reduce the friction between the connecting seat and the rotating shaft.
[0017] Preferably, the long groove is opened in the middle of the rotating shaft, and the movable groove is opened on one side of the rotating shaft, and the sliding groove is fixedly connected to the inner wall of one side of the power groove, so that the movable groove can guide the movable block.
[0018] Preferably, one end of the connecting rod is fixedly connected to one side of the moving block, and one end of the connecting block is fixedly connected to the cutting knife, and the guide rod is fixedly connected in the middle of the long groove to facilitate the connection and positioning of the cutting knife.
[0019] Compared with the prior art, the utility model has the following beneficial effects: the rotary tiller blade anti-entanglement groove mechanism is convenient for the cutting knife to cut the material entangled between the two rotary tiller blades by arranging the cutting knife, the connecting rod, the moving block, the sliding block and the sliding groove on the side, so as to prevent the entangled material from adhering to the rotating shaft; by arranging the moving block, the sliding block and the sliding groove on one side of the rotating shaft, it is convenient to provide power for the movement of the cutting knife by means of the rotation of the rotating shaft, so that the production cost of the anti-entanglement structure of the rotary tiller blade is low, and after the rotary tiller blade body is used, the cutting knife stops moving, so that the cutting knife is safer when in use, and the specific contents are as follows:
[0020] 1. The rotary tiller is provided with a cutting knife, a connecting rod, a moving block, a sliding block and a sliding groove on the side, so that the moving block follows the movement of the sliding groove, and drives the cutting knife to cut the material entangled between the two rotary tiller bodies, so as to prevent the entangled material from adhering to the rotating shaft, thereby preventing the rotary tiller from being entangled with foreign objects;
[0021] 2. The device arranges a moving block, a sliding block and a sliding groove on one side of the rotating shaft, so that the moving block drives the cutting knife to reciprocate while the rotating shaft drives the rotary tiller body to rotate, and provides power for the movement of the cutting knife by means of the rotation of the rotating shaft. Therefore, the production cost of the anti-winding structure of the rotary tiller knife is low, and after the rotary tiller knife body is used, the cutting knife stops moving, making the cutting knife safer when in use. BRIEF DESCRIPTION OF THE DRAWINGS
[0022] Figure 1 This is a schematic diagram of the front cross-section structure of the utility model;
[0023] Figure 2 For this utility model Figure 1 The enlarged structural diagram at A in the middle;
[0024] Figure 3 For this utility model Figure 1 Schematic diagram of the overall structure at A in the middle;
[0025] Figure 4 This is a schematic diagram of the slide groove structure of the utility model;
[0026] Figure 5 It is a side schematic diagram of the rotary tiller structure of the utility model.
[0027] In the figure: 1. connecting seat; 2. power slot; 3. motor; 4. transmission gear; 5. driven gear; 6. rotating shaft; 7. limit block; 8. bearing; 9. long slot; 10. moving slot; 11. moving block; 12. sliding block; 13. sliding slot; 14. connecting rod; 15. connecting block; 16. through hole; 17. guide rod; 18. cutting knife; 19. rotary tillage knife body. DETAILED DESCRIPTION
[0028] 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 implementation regulations described are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.
[0029] See also Figure 1-5The utility model provides a technical solution: a rotary tiller blade anti-entanglement groove mechanism, comprising a connecting seat 1; a motor 3 is arranged in the middle of the connecting seat 1, and a rotary tiller blade body 19 is arranged on the outer side of the connecting seat 1; it also includes: a transmission gear 4 is arranged on one side of the connecting seat 1, and a rotating shaft 6 is arranged on one side of the transmission gear 4; a power groove 2 is opened in the middle of the connecting seat 1, and the transmission gear 4 is rotatably connected to one side of the power groove 2, and a driven gear 5 is meshed and connected to one side of the transmission gear 4, and a rotating shaft 6 is fixedly connected to the middle of the driven gear 5, and one side of the rotating shaft 6 is sleeved with a limiting block 7, and the other side of the rotating shaft 6 is slidably connected to the limiting block 7; one end of the transmission gear 4 is fixedly connected to one end of the motor 3, and the rotating shaft 6 is rotatably connected to both sides of the connecting seat 1 through a bearing 8, such as Figure 1 As shown, it is convenient to limit the position of the rotating shaft 6 by the limit block 7 and the bearing 8 in the power slot 2, and by setting the transmission gear 4 and the driven gear 5, it is convenient to provide power for the rotation of the rotating shaft 6.
[0030] Among them, a moving groove 10 is provided on one side of the rotating shaft 6, and a sliding groove 13 is provided on one side of the moving groove 10; a long groove 9 is provided on one side of the moving groove 10, and a moving block 11 is slidably connected in the middle of the moving groove 10, and a sliding block 12 is fixedly connected on one side of the moving block 11, and a sliding groove 13 is slidably connected on one side of the sliding block 12; the long groove 9 is opened in the middle of the rotating shaft 6, and the moving groove 10 is opened on one side of the rotating shaft 6, and the sliding groove 13 is fixedly connected to the inner wall of one side of the power groove 2, as shown in FIG. Figure 1 , 4 As shown, by setting an arc-shaped sliding groove 13, it is convenient to realize the reciprocating motion of the moving block 11 by moving the sliding block 12 in the sliding groove 13, and by setting the long groove 9, it is convenient to make way for the movement of the moving block 11 and the connecting block 15, and also provide power for the movement of the cutting knife 18 on one side of the rotating shaft 6, making the device more practical.
[0031] Among them, a connecting block 15 is provided on the other side of the movable groove 10, and a cutting knife 18 is provided on one side of the connecting block 15; a connecting rod 14 is fixedly connected to one side of the connecting block 15, and a through hole 16 is opened in the middle of one side of the connecting block 15, and a guide rod 17 is slidably connected in the middle of the through hole 16, and a cutting knife 18 is provided on one side of the guide rod 17; one end of the connecting rod 14 is fixedly connected to one side of the movable block 11, and one end of the connecting block 15 is fixedly connected to the cutting knife 18, and the guide rod 17 is fixedly connected in the middle of the long groove 9, as shown in FIG. Figure 1 , 2As shown in Figures 3 and 5, by setting a guide rod 17, it is convenient to limit the movement of the connecting block 15, and by fixing the connecting rod 14 on one side of the connecting block 15, it is convenient to move the movable block 11, thereby driving the movement of the cutting knife 18 on one side of the connecting block 15, thereby facilitating the reciprocating motion of the cutting knife 18 and achieving the effect of cutting off the entangled material.
[0032] Working principle: When using the device, first turn on the power supply of the motor 3 on one side of the connecting seat 1, so that the motor 3 drives the transmission gear 4 in the power slot 2 to rotate, and then the transmission gear 4 drives the driven gear 5 and the rotating shaft 6 to rotate. At this time, the rotating shaft 6 rotates between the limit block 7 and the bearing 8.
[0033] Secondly, during the rotation of the rotating shaft 6, the moving block 11 slides in the sliding groove 13 through the sliding block 12, so that the moving block 11 moves in the moving groove 10 on one side of the long groove 9. At this time, the connecting rod 14 on one side of the moving block 11 drives the connecting block 15 to slide on the guide rod 17 through the through hole 16, and then the connecting block 15 drives the cutting knife 18 to reciprocate in the middle of the rotary tillage knife body 19.
[0034] Finally, the rotary tillage cutter body 19 works and the cutting blade 18 moves to cut the entangled objects, thereby preventing the outer side of the rotating shaft 6 from being entangled.
[0035] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may 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 shall be included in the protection scope of the present invention.
Claims
1. A rotary tiller blade anti-tangling groove mechanism, comprising a connecting seat (1); A motor (3) is arranged in the middle of the connecting seat (1), and a rotary tiller blade (19) is arranged on the outer side of the connecting seat (1); It is characterized in that Also includes: A transmission gear (4) is disposed on one side of the connecting seat (1), and a rotating shaft (6) is disposed on one side of the transmission gear (4); Wherein, a moving groove (10) is provided on one side of the rotating shaft (6), and a sliding groove (13) is provided on one side of the moving groove (10); A connecting block (15) is arranged on the other side of the movable groove (10), and a cutting knife (18) is arranged on one side of the connecting block (15).
2. The rotary tiller blade anti-entanglement groove mechanism according to claim 1, characterized in that: A power slot (2) is provided in the middle of the connecting seat (1), and a transmission gear (4) is rotatably connected to one side of the power slot (2), and a driven gear (5) is meshingly connected to one side of the transmission gear (4), and a rotating shaft (6) is fixedly connected to the middle of the driven gear (5), and a limiting block (7) is sleeved on one side of the rotating shaft (6), and the limiting block (7) is slidably connected to the other side of the rotating shaft (6).
3. The anti-entanglement groove mechanism of a rotary tiller blade according to claim 1, characterized in that: A long groove (9) is provided on one side of the movable groove (10), and a movable block (11) is slidably connected in the middle of the movable groove (10), and a sliding block (12) is fixedly connected on one side of the movable block (11), and a sliding groove (13) is slidably connected on one side of the sliding block (12).
4. The rotary tiller blade anti-entanglement groove mechanism according to claim 1, characterized in that: A connecting rod (14) is fixedly connected to one side of the connecting block (15), a through hole (16) is provided in the middle of one side of the connecting block (15), a guide rod (17) is slidably connected to the middle of the through hole (16), and a cutting knife (18) is provided on one side of the guide rod (17).
5. The rotary tiller blade anti-entanglement groove mechanism according to claim 2, characterized in that: One end of the transmission gear (4) is fixedly connected to one end of the motor (3), and the rotating shaft (6) is rotatably connected to both sides of the connecting seat (1) via bearings (8).
6. The rotary tiller blade anti-entanglement groove mechanism according to claim 3, characterized in that: The long groove (9) is opened in the middle of the rotating shaft (6), the moving groove (10) is opened on one side of the rotating shaft (6), and the sliding groove (13) is fixedly connected to the inner wall of one side of the power groove (2).
7. The anti-entanglement groove mechanism of a rotary tiller blade according to claim 4, characterized in that: One end of the connecting rod (14) is fixedly connected to one side of the moving block (11), and one end of the connecting block (15) is fixedly connected to the cutting knife (18), and the guide rod (17) is fixedly connected to the middle of the long groove (9).