Tillage depth adjusting device of rotary cultivator

Abstract

The utility model relates to the technical field of agricultural equipment, and discloses a rotary cultivator tilling depth adjusting device which comprises a rotary tillage cutter carrying shaft, the surface of the rotary tillage cutter carrying shaft is fixedly sleeved with a rotary tillage cutter installation pipe seat mechanism, and the end of the surface of the rotary tillage cutter installation pipe seat mechanism is fixedly sleeved with a rotary tillage cutter installation ring disc. According to the tilling depth adjusting device of the rotary cultivator, a cutter group mounting through groove and a bolt mounting through hole are formed in a rotary tillage cutter mounting ring disc, so that when the depth of a rotary tillage cutter head mechanism is adjusted, an auxiliary positioning sliding block can slide to different positions in the cutter group mounting through groove; the rotary tillage cutter support arm mechanism is fixed in the bolt setting through hole through the cutter fixing thread, so that the effect of conveniently adjusting the fixed depth position of the cutter is achieved, the purpose of conveniently adjusting the rotary tillage depth is achieved, the adaptive adjustment according to the rotary tillage requirement is greatly facilitated, and the flexibility and adaptability are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural equipment, in particular to a tillage depth regulating device for a rotary tiller. Background Art

[0002] A rotary tiller is a tilling machine that is used with a tractor to complete ploughing and harrowing operations. It is widely used because of its strong soil crushing ability and flat surface after ploughing. The rotary tiller can cut up the root stubble buried below the surface, which is convenient for the seed drill to operate and provide a good seed bed for later sowing. 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 standard of agricultural mechanization operations. According to the configuration of the rotary tiller shaft, the rotary tiller is divided into three types: horizontal shaft type, vertical shaft type, and inclined shaft type.

[0003] When the existing rotary tiller equipment is performing rotary tillage operations, since the rotary tillage cutter adopts a fixed design, it is very inconvenient to adjust the rotary tillage depth of the rotary tiller. It is difficult to flexibly adjust the depth of the cutter structure, which is not conducive to adaptive adjustment according to rotary tillage needs. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a tillage depth adjustment device for a rotary tiller, which solves the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A tilling depth adjustment device for a rotary tiller comprises a rotary tiller tool carrier shaft, a rotary tiller tool mounting tube seat mechanism is fixedly sleeved on the surface of the rotary tiller tool carrier shaft, a rotary tiller tool mounting ring disk is fixedly sleeved on the end of the surface of the rotary tiller tool mounting tube seat mechanism, a tool group mounting through groove is penetrated through the disk surface of the rotary tiller tool mounting ring disk, a bolt fixing through hole is provided in the tool group mounting through groove, an auxiliary positioning slider is slidably inserted in the tool group mounting through groove, a rotary tiller tool support arm mechanism is fixedly installed on the end of the auxiliary positioning slider, a rotary tiller cutter head mechanism is fixedly installed on the end of the rotary tiller tool support arm mechanism, the rotary tiller tool support arm mechanism and the inner thread of the bolt fixing through hole are connected with a tool fixing thread, and the rotary tiller tool support arm mechanism and the bolt fixing through hole are connected and fixed by the tool fixing thread.

[0007] Preferably, the tool assembly installation slot is a strip-shaped slot, and the bolt fixing through hole is a circular through hole, and the number of the bolt fixing through holes opened in each tool assembly installation slot is three.

[0008] Preferably, each of the rotary tiller tool mounting ring disk bodies has six tool group mounting through slots, and the six tool group mounting through slots are equidistantly distributed around the rotary tiller tool mounting ring disk body.

[0009] Preferably, the rotary tiller tool arm support mechanism includes a rotary tiller tool arm bar and a tool arm assembly screw hole, the tool arm assembly screw hole is opened through the end of the rotary tiller tool arm bar, and the tool fixing thread is installed inside the tool arm assembly screw hole.

[0010] Preferably, the rotary tiller blade head mechanism comprises a rotary tiller curved blade body and a blade head rivet, and the end of the rotary tiller curved blade body is riveted to an end of the rotary tiller blade arm away from the blade arm assembly screw hole through the blade head rivet.

[0011] Preferably, the rotary tiller tool mounting pipe seat mechanism comprises a mounting branch pipe and a pipe seat fixing bolt, and the mounting branch pipe is fixedly mounted to the rotary tiller tool bearing shaft via the pipe seat fixing bolt.

[0012] Preferably, the number of rotary tiller arm mechanisms and rotary tiller head mechanisms distributed on the surface of each rotary tiller tool mounting ring disk is six, and the six rotary tiller arm mechanisms and rotary tiller head mechanisms are equidistantly distributed around the surface of the rotary tiller tool mounting ring disk.

[0013] Compared with the prior art, the beneficial effects of the utility model are: the tillage depth adjustment device of the rotary tiller, by arranging the tool group mounting groove and the bolt fixing through hole on the rotary tiller tool mounting ring disk, when adjusting the depth of the rotary tiller cutter head mechanism, the auxiliary positioning slider can be slid to different positions in the tool group mounting groove, and then the rotary tiller tool support arm mechanism is fixed to the bolt fixing through hole through the tool fixing thread, thereby achieving the effect of facilitating the adjustment of the depth position of the tool fixation, realizing the goal of facilitating the adjustment of the rotary tillage depth, greatly facilitating the adaptive adjustment according to the rotary tillage needs, and improving the flexibility and adaptability. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a three-dimensional view of the structure of the utility model;

[0015] Figure 2 This is an enlarged stereoscopic view of the mounting ring disc structure of the rotary tillage tool of the utility model;

[0016] Figure 3 This is another structural stereoscopic view of the utility model;

[0017] Figure 4 It is a three-dimensional view of the rotary tillage cutter arm mechanism and the rotary tillage cutter head mechanism of the utility model;

[0018] Figure 5 This is another stereoscopic view of the rotary tillage tool support arm mechanism and the rotary tillage tool head mechanism of the utility model.

[0019] In the figure: 1 rotary tillage tool bearing shaft, 2 rotary tillage tool mounting pipe seat mechanism, 3 rotary tillage tool mounting ring disk, 4 tool group mounting through groove, 5 bolt fixing through hole, 6 tool fixing thread, 7 rotary tillage tool support arm mechanism, 8 rotary tillage tool head mechanism, 9 auxiliary positioning slide block, 201 mounting branch pipe, 202 pipe seat fixing bolt, 701 rotary tillage tool arm strip, 702 tool arm assembly screw hole, 801 rotary tillage curved tool body, 802 tool head rivet. 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] Reference Figure 1-5 A tillage depth adjustment device for a rotary tiller comprises a rotary tillage tool carrier shaft 1, a rotary tillage tool mounting pipe seat mechanism 2 is fixedly sleeved on the surface of the rotary tillage tool carrier shaft 1, a rotary tillage tool mounting ring disk 3 is fixedly sleeved on the end of the surface of the rotary tillage tool mounting pipe seat mechanism 2, a rotary tillage tool mounting ring disk 3 is penetrated by a disc surface of the rotary tillage tool mounting ring disk 3, a tool group mounting through groove 4 is opened in the tool group mounting through groove 4, an auxiliary positioning slider 9 is slidably inserted in the tool group mounting through groove 4, a rotary tillage tool support arm mechanism 7 is fixedly installed on the end of the auxiliary positioning slider 9, a rotary tillage tool head mechanism 8 is fixedly installed on the end of the rotary tillage tool support arm mechanism 7, a tool fixing thread 6 is connected to the inner thread of the rotary tillage tool support arm mechanism 7 and the bolt fixing through hole 5, and the rotary tillage tool support arm mechanism 7 and the bolt fixing through hole 5 are connected and fixed by the tool fixing thread 6.

[0022] In the present invention, the tool assembly installation slot 4 is a strip-shaped slot, and the bolt fixing through hole 5 is a circular through hole, and the number of the bolt fixing through holes 5 opened in each tool assembly installation slot 4 is three;

[0023] More specifically, by setting the number of bolt fixing through holes 5 opened in each tool assembly installation slot 4 to three, the depth adjustment gears are enriched, thereby improving adaptability and flexibility.

[0024] In the utility model, each rotary tillage cutter mounting ring disc 3 has six cutter group mounting slots 4, and the six cutter group mounting slots 4 are evenly distributed around the rotary tillage cutter mounting ring disc 3;

[0025] More specifically, six tool assembly mounting slots 4 are equidistantly distributed around the rotary tiller tool mounting ring disk 3, so that each corresponding tool can be adjusted.

[0026] In the present invention, the rotary tiller blade support arm mechanism 7 includes a rotary tiller blade arm strip 701 and a blade arm assembly screw hole 702. The blade arm assembly screw hole 702 is opened through the end of the rotary tiller blade arm strip 701, and the blade fixing thread 6 is installed inside the blade arm assembly screw hole 702.

[0027] More specifically, a blade arm assembly screw hole 702 is provided through the end of the rotary tiller blade arm bar 701, providing an assembly and fixing point.

[0028] In the present invention, there is a rotary tillage blade head mechanism 8 including a rotary tillage curved blade body 801 and a blade head rivet 802, and the end of the rotary tillage curved blade body 801 is riveted to an end of the rotary tillage blade arm strip 701 away from the blade arm assembly screw hole 702 through the blade head rivet 802;

[0029] More specifically, the end of the rotary tiller blade body 801 is riveted to the end of the rotary tiller blade arm bar 701 away from the blade arm assembly screw hole 702 through the blade head rivet 802, so that the stress resistance of the connection is excellent.

[0030] In the present invention, the rotary tillage tool mounting pipe seat mechanism 2 comprises a mounting branch pipe 201 and a pipe seat fixing bolt 202, and the mounting branch pipe 201 is fixedly mounted to the rotary tillage tool carrier shaft 1 through the pipe seat fixing bolt 202;

[0031] More specifically, a mounting branch pipe 201 is provided and fixedly mounted to the rotary tiller tool carrier shaft 1 through a pipe seat fixing bolt 202, so that the assembly and disassembly of the rotary tiller mechanism is very convenient.

[0032] In the utility model, the number of rotary tillage tool support arm mechanisms 7 and rotary tillage tool head mechanisms 8 distributed on the disk surface of each rotary tillage tool mounting ring disk 3 is six, and the six rotary tillage tool support arm mechanisms 7 and rotary tillage tool head mechanisms 8 are equidistantly distributed around the disk surface of the rotary tillage tool mounting ring disk 3;

[0033] More specifically, six rotary tillage tool support arm mechanisms 7 and rotary tillage tool head mechanisms 8 are equidistantly distributed around the surface of the rotary tillage tool mounting ring disk 3, so that the stability of the rotary tillage operation is excellent.

[0034] During use: when adjusting the position of the rotary tiller tool arm mechanism 7 and the rotary tiller head mechanism 8 installed on the rotary tiller tool mounting ring disk 3, the tool fixing thread 6 is disassembled, and the rotary tiller tool arm mechanism 7 and the rotary tiller head mechanism 8 are pushed and moved, driving the auxiliary positioning slider 9 to slide inside the tool group mounting groove 4, so that when the mounting hole position of the rotary tiller tool arm mechanism 7 coincides with other bolt fixing grooves 5, the tool fixing thread 6 can be installed and then fixed, so that the depth position of the rotary tiller head mechanism 8 from the center of the rotary tiller tool mounting ring disk 3 is adjusted, thereby realizing the adjustment and fixation of the position of the rotary tiller tool arm mechanism 7 and the rotary tiller head mechanism 8.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A tillage depth adjustment device for a rotary tiller, comprising a rotary tiller tool carrier shaft (1), characterized in that: A rotary tiller tool mounting pipe seat mechanism (2) is fixedly sleeved on the surface of the rotary tiller tool bearing shaft (1), a rotary tiller tool mounting ring disc (3) is fixedly sleeved on the end of the surface of the rotary tiller tool mounting pipe seat mechanism (2), a tool group mounting through slot (4) is penetrated through the disc surface of the rotary tiller tool mounting ring disc (3), a bolt fixing through hole (5) is provided in the tool group mounting through slot (4), an auxiliary positioning slide block (9) is slidably inserted in the tool group mounting through slot (4), a rotary tiller tool support arm mechanism (7) is fixedly mounted on the end of the auxiliary positioning slide block (9), a rotary tiller tool head mechanism (8) is fixedly mounted on the end of the rotary tiller tool support arm mechanism (7), a tool fixing thread (6) is connected to the internal thread of the rotary tiller tool support arm mechanism (7) and the bolt fixing through hole (5), and the rotary tiller tool support arm mechanism (7) and the bolt fixing through hole (5) are connected and fixed via the tool fixing thread (6).

2. The tillage depth adjustment device for a rotary tiller according to claim 1, characterized in that: The tool assembly installation through slot (4) is a strip-shaped through slot, and the bolt fixing through hole (5) is a circular through hole, and the number of the bolt fixing through holes (5) provided in each tool assembly installation through slot (4) is three.

3. The tillage depth adjustment device for a rotary tiller according to claim 1, characterized in that: The number of tool group installation slots (4) provided on the disc body of each rotary tiller tool installation ring disc (3) is six, and the six tool group installation slots (4) are equidistantly distributed around the disc body of the rotary tiller tool installation ring disc (3).

4. The tillage depth adjustment device for a rotary tiller according to claim 1, characterized in that: The rotary tiller blade support arm mechanism (7) comprises a rotary tiller blade arm strip (701) and a blade arm assembly screw hole (702); the blade arm assembly screw hole (702) is opened through the end of the rotary tiller blade arm strip (701), and the blade fixing thread (6) is installed inside the blade arm assembly screw hole (702).

5. The tillage depth adjustment device for a rotary tiller according to claim 4, characterized in that: The rotary tiller blade mechanism (8) comprises a rotary tiller curved blade body (801) and a blade head rivet (802), and the end of the rotary tiller curved blade body (801) is riveted to an end of the rotary tiller blade arm bar (701) away from the blade arm assembly screw hole (702) through the blade head rivet (802).

6. The tillage depth adjustment device for a rotary tiller according to claim 1, characterized in that: The rotary tiller tool mounting pipe seat mechanism (2) comprises a mounting branch pipe (201) and a pipe seat fixing bolt (202), and the mounting branch pipe (201) is fixedly mounted on the rotary tiller tool bearing shaft (1) via the pipe seat fixing bolt (202).

7. The tillage depth adjustment device for a rotary tiller according to claim 1, characterized in that: The number of rotary tiller arm mechanisms (7) and rotary tiller head mechanisms (8) distributed on the disk surface of each rotary tiller tool mounting ring disk (3) is six, and the six rotary tiller arm mechanisms (7) and rotary tiller head mechanisms (8) are equidistantly distributed around the disk surface of the rotary tiller tool mounting ring disk (3).

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