CN209983041U

CN209983041U - Rotary cultivator capable of adjusting tillage depth

Info

Publication number: CN209983041U
Application number: CN201920324731.XU
Authority: CN
Inventors: 曹岩; 其他发明人请求不公开姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-14
Filing date: 2019-03-14
Publication date: 2020-01-24
Anticipated expiration: 2029-03-14

Abstract

The utility model discloses a rotary cultivator of adjustable arable soil depth relates to rotary cultivator technical field, specifically is a rotary cultivator of adjustable arable soil depth, which comprises a frame, the top fixedly connected with diesel engine of frame, and the one end transmission of diesel engine output shaft is connected with the drive roll, the top fixedly connected with of frame rotates the seat, and rotates the middle part of seat and rotate and cup joint and be connected with the pivot, the one end transmission that the pivot is close to diesel engine is connected with the driven voller, and the other end transmission of pivot is connected with the master gear, the drive roll is connected with the conveyer belt with the outside of driven voller, two fixed bolsters of the bottom both sides fixedly connected with mutual symmetry of frame. This rotary cultivator of adjustable arable land depth uses through mutually supporting with the nut through the second threaded rod, conveniently changes single rotary blade, reduces the replacement cost, through rotating the hand wheel, can adjust the degree of depth of rotary blade rotary tillage, easy operation, unusual convenience.

Description

Rotary cultivator capable of adjusting tillage depth

Technical Field

The utility model relates to a rotary cultivator technical field specifically is a rotary cultivator of adjustable arable land depth.

Background

The rotary cultivator is a cultivator which is matched with a tractor to complete the operations of ploughing and harrowing, and has the characteristics of strong soil crushing capability, flat ground surface after ploughing, capability of cutting stubbles buried below the ground surface, convenience for the operation of a seeder, capability of providing a good seedbed for later sowing and the like, thereby being widely applied.

The existing rotary cultivator has the following disadvantages: firstly, rotating shafts and rotary blades of a large number of rotary cultivators on the market are integrated, and a single damaged rotary blade cannot be replaced due to damage of the rotary blade, so that the replacement cost is increased, and the rotary blades of a small number of rotary cultivators can be replaced, but are complex to install and easy to loosen; second, although the adjustable rotary tillage of rotary blade of current rotary cultivator, complex operation is hard, for this the utility model provides a rotary cultivator of adjustable arable land depth.

SUMMERY OF THE UTILITY MODEL

The utility model provides a rotary cultivator of adjustable arable land depth to prior art's not enough, the problem of proposing in the above-mentioned background art has been solved.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a rotary cultivator of adjustable arable land depth, includes the frame, the top fixedly connected with diesel engine of frame, and the one end transmission of diesel engine output shaft is connected with the drive roll, the top fixedly connected with of frame rotates the seat, and the middle part of rotating the seat rotates to cup joint and is connected with the pivot, the one end transmission that the pivot is close to diesel engine is connected with the driven voller, and the other end transmission of pivot is connected with the master gear, the outside of drive roll and driven voller is connected with the conveyer belt, the bottom both sides fixedly connected with of frame two fixed bolsters of mutual symmetry, and one side that two fixed bolsters are relative rotates and is connected with the axis of rotation, the middle part transmission of axis of rotation is connected with the slave gear, and the master gear is connected with the chain in the outside of slave gear, the bottom of the inner cavity of the support rod is connected with a sliding block in a sliding way, and the bottom of the sliding block is fixedly connected with a support leg which penetrates through the inner cavity and extends to the outside of the support rod, and the end of the supporting leg extending out of the supporting rod is provided with a roller, the inner side wall of the top of the inner cavity of the supporting rod is fixedly connected with a baffle plate, and the top surface of the baffle is movably sleeved with two first threaded rods which are symmetrical with each other, one end of each first threaded rod is rotatably connected with the top surface of the inner cavity of the support rod, the other end of the first threaded rod penetrates through the sliding block and is rotationally connected with the bottom surface of the inner cavity of the supporting rod, the supporting leg is positioned between the two first threaded rods, and the first threaded rod is in threaded connection with the sliding block, the top of the first threaded rod is fixedly sleeved with a worm wheel, and the worm wheels are positioned above the baffle, a worm is arranged between the two worm wheels, and the outer edges of the two worm wheels are meshed with the worm.

Optionally, the worm is connected with the inner cavity of the supporting rod in a rotating mode, one end of the worm penetrates through the supporting rod and extends to the outside of the supporting rod, the worm extends to one end of the outside of the supporting rod and is fixedly connected with a hand wheel, a thread groove located between the hand wheel and the supporting rod is formed in the outside of the worm, and a rotating block corresponding to the thread groove is arranged on the outside of the worm.

Optionally, both sides equidistance fixedly connected with fixing base of axis of rotation, and the top of fixing base has seted up the fixed slot, the fixed slot interpolation is equipped with the rotary blade, and two inserted blocks of the bottom fixedly connected with of rotary blade, two slots of mutual symmetry are seted up to the bottom of fixed slot, and the inserted block is located the slot, the both sides of fixing base are equipped with the clamp plate, and the clamp plate is located the recess that sets up at the fixing base lateral wall, one side of clamp plate is equipped with two second threaded rods of mutual symmetry, and the second threaded rod from the right side to a left side runs through the clamp plate of one side, one side of fixing base, rotary blade, the opposite side of fixing base, the clamp plate of opposite side in proper order, nut screw thread.

Optionally, the base is fixedly connected with a handle, and anti-skid grains are arranged on the handle.

Optionally, the outer surface of the supporting leg is provided with a vertical graduated scale, and the graduated scale is equidistantly provided with vertical scales.

Optionally, a vertical hole corresponding to the chain is formed in the top of the base, and the opening width of the vertical hole is larger than the width of the chain.

The utility model provides a rotary cultivator of adjustable arable land depth possesses following beneficial effect:

1. this rotary cultivator of adjustable arable land depth through having seted up the fixed slot on the fixing base, and the bottom of fixed slot has seted up the slot, can make the rotary blade insert the fixing base inside more stable firm, is favorable to avoiding appearing not hard up phenomenon, has again to run through the both sides of fixing base has two second threaded rods, and the both ends of two second threaded rods all pass through nut fixed connection, are favorable to changing single rotary blade, reduce the replacement cost.

2. This rotary cultivator of adjustable arable soil depth, be equipped with scale and number of graduations on through the supporting leg, be convenient for observe the degree of depth of rotary blade rotary tillage, there is again through rotating the hand wheel, the hand wheel rotates and drives the worm and rotate, the worm rotates and drives two worm wheel rotations simultaneously, the worm wheel rotates and drives first threaded rod and rotates, first threaded rod rotates and makes the sliding block reciprocate, the sliding block reciprocates and drives reciprocating that the supporting leg is located bracing piece inner chamber, be favorable to adjusting roller's terrain clearance, thereby be favorable to adjusting the height of rotary blade and gyro wheel, realize adjusting the degree of depth of rotary blade rotary tillage, through manual rotatory hand wheel, can adjust the degree of depth of rotary blade rotary tillage, the operation.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a top view of the worm and hand wheel;

fig. 4 is a partially enlarged view of fig. 1 at B.

In the figure: 1. a machine base; 2. a diesel engine; 3. a drive roll; 4. a conveyor belt; 5. a rotating seat; 6. a rotating shaft; 7. a main gear; 8. a chain; 9. fixing a bracket; 10. a rotating shaft; 11. a slave gear; 12. a support bar; 13. a slider; 14. supporting legs; 15. a roller; 16. a baffle plate; 17. a first threaded rod; 18. a worm gear; 19. a worm; 191. a hand wheel; 192. a thread groove; 193. rotating the block; 20. a fixed seat; 201. inserting a block; 202. pressing a plate; 203. a second threaded rod; 204. a nut; 21. a rotary blade; 22. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, the present invention provides a technical solution: a rotary cultivator capable of adjusting the depth of cultivated land comprises a base 1, a handle 22 is fixedly connected to the base 1, anti-skid grains are arranged on the handle 22, the handle 22 is beneficial to better holding by increasing the friction force of the handle 22, a diesel engine 2 is fixedly connected to the top of the base 1, a driving roller 3 is connected to one end of an output shaft of the diesel engine 2 in a transmission mode, a rotating base 5 is fixedly connected to the top of the base 1, a rotating shaft 6 is connected to the middle of the rotating base 5 in a rotating mode in a sleeved mode, a driven roller is connected to one end, close to the diesel engine 2, of the rotating shaft 6 in a transmission mode, a main gear 7 is connected to the other end of the rotating shaft 6 in a transmission mode, a conveying belt 4 is connected to the outer sides of the driving roller 3 and the driven roller, two mutually symmetrical fixing supports 9 are fixedly connected to two sides of the bottom of the base, the top of the fixed seat 20 is provided with a fixed groove, a rotary blade 21 is inserted into the fixed groove, the bottom of the rotary blade 21 is fixedly connected with two insertion blocks 201, the bottom of the fixed groove is provided with two slots which are symmetrical to each other, the insertion blocks 201 are positioned in the slots, the insertion of the rotary blade 21 into the fixed seat 20 is facilitated to be more stable and firm through the arrangement of the fixed groove and the slots on the fixed seat 20, the two sides of the fixed seat 20 are provided with pressing plates 202, the pressing plates 202 are positioned in grooves formed in the outer side wall of the fixed seat 20, one side of the pressing plates 202 is provided with two second threaded rods 203 which are symmetrical to each other, the second threaded rods 203 sequentially penetrate through the pressing plates 202 on one side, one side of the fixed seat 20, the rotary blade 21, the other side of the fixed seat 20 and the pressing plates 202 on the other side and the other side of the fixed, conveniently change single rotary blade 21, reduce the replacement cost, the middle part transmission of axis of rotation 10 is connected with from gear 11, and master gear 7 and the outside from gear 11 are connected with chain 8, the top of frame 1 is seted up the vertical hole corresponding with chain 8, and the opening width of vertical hole is greater than the width of chain 8, the both sides of frame 1 are fixedly connected with bracing piece 12, and bracing piece 12 is inside to be equipped with the inner chamber, the bottom sliding connection sliding block 13 of bracing piece 12 inner chamber, and the bottom of sliding block 13 is fixedly connected with supporting leg 14, the surface of supporting leg 14 is equipped with vertical scale, and the equidistance is equipped with the scale erectness on the scale, be convenient for observe and adjust the degree of depth of rotary blade 21 rotary tillage, supporting leg 14 runs through the inner chamber and extends to the bracing piece 12 outside, and the one end that supporting leg 14 stretches out of bracing piece 12 outside is equipped with gyro, two first threaded rods 17 which are symmetrical to each other are movably sleeved on the top surface of the baffle 16, one end of each first threaded rod 17 is rotatably connected with the top surface of the inner cavity of the support rod 12, the other end of each first threaded rod 17 penetrates through the sliding block 13 and is rotatably connected with the bottom surface of the inner cavity of the support rod 12, the support leg 14 is positioned between the two first threaded rods 17, the first threaded rods 17 are in threaded connection with the sliding block 13, the top of each first threaded rod 17 is fixedly sleeved with a worm wheel 18, the worm wheels 18 are positioned above the baffle 16, a worm 19 is arranged between the two worm wheels 18, the outer edges of the two worm wheels 18 are meshed with the worm 19, the worm 19 is rotatably connected with the inner cavity of the support rod 12, one end of the worm 19 penetrates through the support rod 12 and extends to the outside of the support rod 12, one end of the worm 19 extending to the outside of, the worm 19 rotates to drive the worm wheel 18 to rotate, the worm wheel 18 rotates to enable the first threaded rod 17 to rotate, so that the sliding block 13 is located on the inner portion of the first threaded rod 17 to move up and down, the supporting leg 14 is located on the inner portion of the supporting rod 12 to move up and down, the height of the rotary blade 21 and the roller 15 is adjusted conveniently, the rotary blade 21 is adjusted conveniently, the rotary tillage depth is adjusted conveniently, a threaded groove 192 between the hand wheel 191 and the supporting rod 12 is formed in the outer portion of the worm 19, a rotating block 193 corresponding to the threaded groove 192 is arranged on the outer portion of the worm 19, a rotating block 193 corresponding to the outer side wall of the supporting rod 12 is arranged through the threaded groove 192 arranged on the outer portion of the worm 19 and the rotating block 193 corresponding to the threaded groove 192 is arranged on the outer portion of the worm 19.

The working principle is as follows: when the rotary blade 21 is replaced: firstly, the screw cap 204 on the second threaded rod 203 is rotated anticlockwise, the screw cap 204 on the second threaded rod 203 is taken down, the second threaded rod 203 in the fixed seat 20 is pulled out, the rotary blade 21 in the fixed seat 20 is pulled out, then, a new rotary blade 21 is replaced, otherwise, the new rotary blade 21 can be reinstalled by operating the steps;

when the rotary tillage depth of the rotary tillage blade 21 is adjusted: firstly, the rotating block 193 is rotated anticlockwise to loosen the hand wheel 191, then the hand wheel 191 is rotated, the hand wheel 191 is rotated to drive the worm 19 to rotate, the worm 19 rotates to drive the two worm gears 18 to rotate simultaneously, the worm gears 18 rotate to drive the first threaded rod 17 to rotate, the first threaded rod 17 rotates to enable the sliding block 13 to move up and down, the sliding block 13 moves up and down to drive the supporting legs 14 to move up and down in the inner cavity of the supporting rod 12, the ground clearance of the roller 15 can be adjusted, the height of the rotary tillage blades 21 and the roller 15 can be adjusted, and the rotary tillage depth of.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a rotary cultivator of adjustable arable land depth, includes frame (1), its characterized in that: the top of the machine base (1) is fixedly connected with a diesel engine (2), one end of an output shaft of the diesel engine (2) is connected with a driving roller (3) in a transmission manner, the top of the machine base (1) is fixedly connected with a rotating seat (5), the middle of the rotating seat (5) is rotated to be connected with a rotating shaft (6) in a sleeved manner, one end of the rotating shaft (6) close to the diesel engine (2) is connected with a driven roller in a transmission manner, the other end of the rotating shaft (6) is connected with a main gear (7) in a transmission manner, the driving roller (3) and the outer side of the driven roller are connected with a conveying belt (4), two fixing supports (9) which are symmetrical to each other are fixedly connected to two sides of the bottom of the machine base (1), one opposite sides of the two fixing supports (9) are rotatably connected with a rotating shaft (10), the middle of the rotating shaft (10), the support frame is characterized in that support rods (12) are fixedly connected to two sides of the base (1), an inner cavity is arranged inside each support rod (12), a bottom sliding connection sliding block (13) of the inner cavity of each support rod (12) is fixedly connected to the bottom of each sliding block (13), supporting legs (14) penetrate through the inner cavity and extend to the outside of each support rod (12), rollers (15) are arranged at one ends, extending out of the supporting rods (12), of the supporting legs (14), baffles (16) are fixedly connected to the inner side wall of the top of the inner cavity of each support rod (12), two first threaded rods (17) which are symmetrical to each other are movably sleeved on the top surfaces of the baffles (16), one ends of the first threaded rods (17) are rotatably connected with the top surfaces of the inner cavities of the support rods (12), and the other ends of the first threaded rods (17) penetrate through the sliding blocks (, supporting leg (14) are located between two first threaded rod (17), and first threaded rod (17) and sliding block (13) threaded connection, the fixed cover in top of first threaded rod (17) has connect worm wheel (18), and worm wheel (18) are located the top of baffle (16), two be equipped with worm (19) between worm wheel (18), and the outer edge of two worm wheel (18) meshes with worm (19) mutually.

2. The rotary cultivator of adjustable arable land depth of claim 1, characterized in that: the utility model discloses a support rod, including the worm, the inner chamber of worm (19) and bracing piece (12) rotates to be connected, and the one end of worm (19) runs through bracing piece (12) and extends to the outside of bracing piece (12), worm (19) extend to the outside one end fixedly connected with hand wheel (191) of bracing piece (12), and the outside of worm (19) is equipped with thread groove (192) that are located between hand wheel (191) and bracing piece (12), the outside of worm (19) is equipped with and rotates piece (193) corresponding with thread groove (192).

3. The rotary cultivator of adjustable arable land depth of claim 1, characterized in that: the two sides of the rotating shaft (10) are fixedly connected with fixed seats (20) at equal intervals, the top of each fixed seat (20) is provided with a fixed groove, a rotary blade (21) is inserted into the fixed groove, two inserting blocks (201) are fixedly connected with the bottom of the rotary blade (21), two slots which are symmetrical with each other are arranged at the bottom of the fixed slot, the inserting block (201) is positioned in the slot, the two sides of the fixed seat (20) are provided with press plates (202), and the pressure plate (202) is positioned in a groove arranged on the outer side wall of the fixed seat (20), one side of the pressure plate (202) is provided with two second threaded rods (203) which are symmetrical with each other, and the second threaded rod (203) sequentially penetrates through the pressing plate (202) at one side, one side of the fixed seat (20), the rotary blade (21), the other side of the fixed seat (20) and the pressing plate (202) at the other side from right to left, and two ends of the second threaded rod (203) are fixedly connected through a nut (204) in a threaded manner.

4. The rotary cultivator of adjustable arable land depth of claim 1, characterized in that: the frame (1) is fixedly connected with a handle (22), and the handle (22) is provided with anti-skid grains.

5. The rotary cultivator of adjustable arable land depth of claim 1, characterized in that: the outer surface of the supporting leg (14) is provided with a vertical graduated scale, and the graduated scale is equidistantly provided with vertical scales.

6. The rotary cultivator of adjustable arable land depth of claim 1, characterized in that: the top of the machine base (1) is provided with a vertical hole corresponding to the chain (8), and the opening width of the vertical hole is larger than the width of the chain (8).