CN210745891U

CN210745891U - Rotary cultivator

Info

Publication number: CN210745891U
Application number: CN201921128550.6U
Authority: CN
Inventors: 陈金亮; 柏远康; 林军; 万振华
Original assignee: Gaoyou North Power Machinery Co ltd
Current assignee: Gaoyou North Power Machinery Co ltd
Priority date: 2019-07-18
Filing date: 2019-07-18
Publication date: 2020-06-16
Anticipated expiration: 2029-07-18

Abstract

The utility model relates to an agricultural implement field just discloses a rotary cultivator, including automobile body, mobile device and deep ploughing device, its characterized in that: the mobile device is including main wheel, auxiliary wheel, bearing C, track and conveyer belt, the deep ploughing device includes main shaft, tool bit and vice sword, three pivot of group have been cup jointed to the main shaft surface, pivot upside fixed mounting has four groups at sill bar and sill bar, and tool bit fixed mounting is in the big one end of sill bar diameter of gyration, the protruding type surface of tool bit is provided with the barb, three group's recesses have been seted up on tool bit front end surface, the sharp mouth piece is installed through the loose axle to the one end that the sill bar was kept away from to the tool bit one end, sharp mouth piece includes sharp mouth end and sill block, the inside arc recess of seting up of sill block the utility model discloses in, the mobile device is crawler-type, can be at the weight of the even dispersion rotary cultivator of removal in-process, can prevent to destroy soil.

Description

Rotary cultivator

Technical Field

The utility model relates to an agricultural tool field especially relates to a rotary cultivator.

Background

The rotary cultivator is a cultivator which is matched with a tractor to complete the operations of ploughing and harrowing. The soil breaking machine has the characteristics of strong soil breaking capacity, flat ground surface after ploughing and the like, so that the soil breaking machine is widely applied; meanwhile, the stubble buried below the ground surface can be cut up, the operation of the seeder is convenient, and a good seedbed is provided for later-stage seeding. The rotary tillage cutter shaft is divided into a horizontal shaft type, a vertical shaft type and an inclined type according to the configuration mode of the rotary tillage cutter shaft. The correct use and adjustment of the rotary tiller is important to maintain its good technical state and to ensure the quality of cultivation. The rotary cultivator has the functions of breaking a plough bottom layer, restoring a soil plough layer structure, improving soil water storage and preservation capacity, eliminating partial weeds, reducing plant diseases and insect pests, leveling the earth surface, improving the standard of agricultural mechanized operation and the like, and the existing moving devices for the rotary cultivator in the market are wheels, can sink deeply into soil during working, damage the ecology of the soil and reduce the yield of grains. Therefore, a rotary cultivator is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problems existing in the prior art and provides a rotary cultivator.

In order to achieve the above object, the utility model discloses a following technical scheme, a rotary cultivator, including automobile body, mobile device and deep ploughing device, its characterized in that: the moving device comprises a main wheel, an auxiliary wheel, a bearing C, a crawler belt and a conveyor belt;

the deep ploughing device comprises a main shaft, a cutter head and an auxiliary cutter, wherein three groups of rotating shafts are sleeved on the outer surface of the main shaft, a bottom rod is fixedly mounted on the upper side of each rotating shaft, four groups of bottom rods are arranged on the bottom rod, the cutter head is fixedly mounted at one end with a large rotating diameter of the bottom rod, barbs are arranged on the convex surface of the cutter head, three groups of grooves are formed in the front end surface of the cutter head, a sharp mouth block is mounted at one end, far away from the bottom rod, of the cutter head through a movable shaft, each sharp mouth block comprises a sharp mouth end and a bottom block, arc-shaped grooves are formed in the bottom blocks, two groups of small holes are formed in the left sides of the arc-shaped grooves, two groups of springs are arranged in the cutter head, one ends, far away from the barbs, of the springs are fixedly connected with one ends, close, a blocking piece is fixedly arranged on the outer surface of one end, opposite to the blocking piece, of the cutter head, and the blocking piece extends out of the opening of the cutter head;

the auxiliary cutter comprises a bearing B and cutters, the bearing B is sleeved on the outer surface of the main shaft, and the cutters are fixedly arranged on the outer circle of the bearing B in four groups and four groups of cutters are equidistantly arranged.

Preferably, the groove is a rectangular groove.

Preferably, the limiting rod is arc-shaped.

Preferably, the radian of the limiting rod is the same as the radian angle of the arc-shaped groove.

Preferably, the secondary knife is ten centimeters higher than the deep ploughing device.

Advantageous effects

The utility model provides a rotary cultivator. The method has the following beneficial effects:

(1) this rotary cultivator, mobile device are the crawler-type, can be at the weight of the even dispersion rotary cultivator of removal in-process, can prevent that mobile device from sinking deeply and destroying soil ecology in the soil, and the ecology of soil is destroyed and can lead to grain to subtract the output, and crawler-type mobile device can soil surface remove, can not make mobile device sink in soil to reach protection soil ecology, increased the effect of grain output.

(2) This rotary cultivator, when the pivoted tool bit runs into small-size hard object, can make sharp mouth piece to tool bit inside motion through pivot A, avoids letting sharp mouth piece and hard thing direct collision to damage sharp mouth piece, when hard thing is avoided to the tool bit in the motion, the pulling force that the spring of compressed in the tool bit produced can make sharp mouth piece resume initial position continuation work, thereby reaches the effect of protection tool bit.

3. This rotary cultivator, the recess on tool bit surface can be when rotary cultivator working process meets large-scale hard object, can follow the groove break, and the motor burns out when preventing the tool bit to block to reach the effect of protection motor.

4. This rotary cultivator, tool bit surface are provided with the arc barb, can increase barb and ruderal area of contact at rotary cultivator during operation to realize more efficient weeding effect.

Drawings

Fig. 1 is a front view of a rotary cultivator provided by the present invention;

fig. 2 is a front view of a main shaft of a rotary cultivator provided by the utility model;

FIG. 3 is a front view of a deep ploughing device of a rotary cultivator according to the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 3 according to the present invention;

fig. 5 is a front view of the auxiliary blade of the rotary cultivator provided by the utility model.

Fig. 6 is a cross sectional view of a cutter head of a rotary cultivator provided by the utility model.

Illustration of the drawings:

the main shaft 1, the rotating shaft 2, the bottom rod 3, the cutter head 4, the barb 5, the groove 6, the sharp tip block 7, the sharp tip end 701, the bottom block 702, the arc-shaped groove 8, the small hole 801, the spring 9, the limiting rod 10, the stop 11, the stop 12, the deep ploughing device 13, the auxiliary cutter 14, the bearing B15, the cutter 16, the moving device 17, the main wheel 18, the auxiliary wheel 19, the bearing 20, the crawler 21, the conveyer belt 22, the bearing C23 and the vehicle body 24.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): a rotary cultivator is disclosed, as shown in fig. 1-6, comprising a vehicle body 25, a moving device 17 and a deep ploughing device 13, wherein the moving device 17 comprises a main wheel 18, auxiliary wheels 19, bearings 20, bearings C23, a crawler belt 21 and a conveyor belt 22, two groups of the main wheels 18 are provided, the main wheel 18 is sleeved outside the bearings 20, the auxiliary wheels 19 are obliquely and downwards arranged at the left end of the main wheel 18, three groups of the auxiliary wheels 19 are provided, the bearings C23 are sleeved inside the three groups of the auxiliary wheels 19, the conveyor belt 22 is connected with the three groups of the auxiliary wheels 19, the crawler belt 21 is connected with the main wheel 18 and the auxiliary wheels 19, the moving device 17 is of a crawler type, the weight of the rotary cultivator can be uniformly dispersed in the moving process, the moving device 17 can be prevented from being deeply sunk into soil, and the moving device 17 can destroy the soil ecology.

The deep ploughing device 13 comprises a main shaft 1, a cutter head 4 and auxiliary knives 14, the main shaft 1 is of a conventional structure and is not repeated herein, three groups of rotating shafts 2 are sleeved on the outer surface of the main shaft 1, the upper side of each rotating shaft 2 is fixedly provided with a bottom rod 3 and four groups of bottom rods 3, each bottom rod 3 is in a cuboid shape formed by metal, the cutter head 4 is in a quarter ring shape, the convex surface of the cutter head 4 is provided with barbs 5, each barb 5 is formed by metal and can prevent the abrasion in the using process to the maximum extent, three groups of grooves 6 are formed in the front end surface of the cutter head 4, each groove 6 is a rectangular groove, each groove 6 can be broken at the corresponding groove 6 when the rotary cultivator encounters a large hard object in the using process, the cutter head 4 is prevented from encountering the large hard object and cannot rotate, the main shaft 1 normally rotates to burn out a motor, one end of the cutter head 4, which is far away from the bottom rods, the sharp-mouth block 7 comprises a sharp-mouth end 701 and a bottom block 702, the sharp-mouth end 701 is solid and is made of metal, the bottom block 702 is trapezoidal in shape, an arc-shaped groove 8 is formed in the bottom block 702, two groups of small holes 801 are formed in the left side of the arc-shaped groove 8, two groups of springs 9 are arranged in the tool bit 4, one ends, away from the barbs 5, of the springs 9 are fixedly connected with one ends, close to the barbs 5, of the bottom block 702, the two groups of springs 9 are of an existing structure and are not repeated, limiting rods 10 are sleeved in the two groups of springs 9, one ends, close to the barbs 5, of the limiting rods 10 are fixedly connected with the inner wall of the tool bit 4, the limiting rods 10 are arc-shaped and made of metal, the limiting rods 10 are slidably connected with the arc-shaped grooves 801, the radian of the limiting rods 10 is identical to that of the arc-shaped groove 8, so that the limiting rods 10 can freely stretch in the arc-shaped groove, the block 11 is made of rubber materials, the block 11 is in a right triangle shape, a baffle plate 12 is fixedly arranged on the outer surface of one end of the cutter head 4 opposite to the block 11, and the baffle plate 12 extends out of the opening of the cutter head 4, the baffle plate 12 limits the upward rotating trend of the sharp mouth block 7 through the rotating shaft, four groups of cutter heads 4 are equidistantly arranged on the rotating shaft 2, not described in detail, the sharp mouth block 7 can increase the friction force with the ground during normal work, thereby achieving better plowing effect, when the rotating cutter head 4 meets small hard objects, the sharp nozzle block can move towards the interior of the cutter head through the rotating shaft, so that the sharp nozzle block 7 is prevented from directly colliding with the hard objects, thereby damaging the sharp-mouth block 7, when the moving cutter head 4 avoids hard objects, the elastic force generated by the compressed spring 9 in the cutter head 4 can lead the sharp-mouth block 7 to restore the initial position to continue working, thereby leading the production efficiency to be more efficient.

The auxiliary blade 14 is arranged between every two adjacent groups of the deep ploughing device 13, the auxiliary blade 14 comprises a bearing B15 and a cutter 16, the bearing B15 is sleeved on the outer surface of the main shaft 1, the cutter 16 comprises four groups and four groups of cutters 16 which are fixedly arranged at the upper, lower, left and right ends of the bearing B15, the auxiliary blade 14 is ten centimeters higher than the deep ploughing device 13, the auxiliary blade 14 is firstly used for crushing soil firstly when the rotary cultivator works, the hardness of the crushed soil is reduced, and then the rotary cultivator is pressed downwards to enable the deep ploughing device 13 to carry out rotary tillage on the crushed soil, so that the effect of protecting the rotary blades is achieved, and the rotary blades are prevented from being broken when the rotary cultivator works.

The utility model discloses a theory of operation: this broken rotary cultivator of adjustable tool bit, when pivoted tool bit 4 runs into small-size hard object, can make sharp mouth piece 701 to tool bit 4 internal motion through the pivot, avoid letting sharp mouth piece 701 and hard thing direct collision to damage sharp mouth piece 701, when hard thing is avoided to tool bit 4 in the motion, the elasticity that the spring 9 of the internal compressed of tool bit 4 produced can make sharp mouth piece 701 resume initial position and continue work.

Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the present invention is not limited to the above-described embodiments, and many modifications are possible. Any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should be considered as belonging to the protection scope of the present invention.

Claims

1. A rotary cultivator comprises a vehicle body (25), a moving device (17) and a deep ploughing device (13), and is characterized in that: the moving device (17) comprises a main wheel (18), an auxiliary wheel (19), a bearing (20), a bearing C (23), a crawler belt (21) and a conveyor belt (22);

the deep ploughing device (13) comprises a main shaft (1), a cutter head (4) and auxiliary cutters (14), three groups of rotating shafts (2) are sleeved on the outer surface of the main shaft (1), bottom rods (3) and four groups of bottom rods (3) are fixedly arranged on the upper side of each rotating shaft (2), each cutter head (4) is fixedly arranged at one end of each bottom rod (3) with a large rotary diameter, barbs (5) are arranged on the convex surfaces of the cutter head (4), three groups of grooves (6) are formed in the front end surface of each cutter head (4), a sharp nozzle block (7) is arranged at one end, far away from each bottom rod (3), of each cutter head (4) through a movable shaft, each sharp nozzle block (7) comprises a sharp nozzle end (701) and a bottom block (702), an arc-shaped groove (8) is formed in each bottom block (702), two groups of small holes (801) are formed in the left side of each arc-shaped groove, one end of the spring (9) far away from the barb (5) is fixedly connected with one end of the bottom block (702) close to the barb (5), limiting rods (10) are sleeved inside the two groups of springs (9), one end of each limiting rod (10) close to the barb (5) is fixedly connected with the inner wall of the cutter head (4), one end of each cutter head (4) far away from the barb (5) is provided with a stop block (11), a blocking piece (12) is fixedly installed on the outer surface of the end, opposite to the stop blocks (11), of each cutter head (4), and the blocking piece (12) extends out of an opening of the cutter head (4);

the auxiliary cutter (14) comprises a bearing B (15) and cutters (16), the bearing B (15) is sleeved on the outer surface of the main shaft (1), and the cutters (16) are fixedly arranged on the outer circle of the bearing B (15) in four groups and four groups of cutters (16) are equidistantly arranged.

2. The rotary cultivator of claim 1, wherein: the groove (6) is a rectangular groove.

3. The rotary cultivator of claim 1, wherein: the limiting rod (10) is an arc-shaped rod.

4. A rotary cultivator as claimed in claim 3, wherein: the radian of the limiting rod (10) is the same as the radian angle of the arc-shaped groove (8).

5. The rotary cultivator of claim 1, wherein: the auxiliary knife (14) is ten centimeters higher than the deep ploughing device (13).