CN212306157U - Folding straw crushing and returning machine - Google Patents

Folding straw crushing and returning machine Download PDF

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Publication number
CN212306157U
CN212306157U CN202020950523.3U CN202020950523U CN212306157U CN 212306157 U CN212306157 U CN 212306157U CN 202020950523 U CN202020950523 U CN 202020950523U CN 212306157 U CN212306157 U CN 212306157U
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frame
straw
gear box
main
main frame
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陈建君
宋波
陈俊峰
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ARAL XINSILU AGRICULTURAL MACHINERY MANUFACTURINGCO Ltd
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ARAL XINSILU AGRICULTURAL MACHINERY MANUFACTURINGCO Ltd
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Abstract

The utility model discloses a still field machine is smashed to foldable straw, it is articulated left in the both sides of frame-shaped main frame, the frame on the right, through the left side of rigid coupling on the main frame, the right support is articulated left side respectively, the folding hydro-cylinder in the right, on the main frame and a left side, set up main gear box and left side on the frame on the right respectively, right gearbox, on main gear box and a left side, on the right gearbox is being adorned mutually supporting admittedly respectively, lower straw shredding knife tackle, tractor power transmission main gear box, main gear box passes through belt drive left side, right gearbox, the traction frame is being gone forward to anterior rigid coupling at the main frame, the articulated limit for depth wheel carrier of installing the limit for depth wheel in the rear portion, the limit for depth hydro-cylinder on the main frame is articulated to one end, its. The utility model discloses rational in infrastructure, the reliable operation adopts two sets of concentric biaxes to rotate in opposite directions and moves the knife tackle cutting and smash the straw, smashes evenly, and power consumption is little, and the straw stays the stubble height adjustable, and the operation width is wide big, and work efficiency is high, the transportation of being convenient for shifts.

Description

Folding straw crushing and returning machine
Technical Field
The utility model belongs to an agricultural machine for straw crushing and returning to the field, in particular to a folding type straw crushing and returning machine.
Background
The crop planting industry is the leading industry in agricultural production in our area and northwest, the planting area of crops in Xinjiang is 2800 mu m more and ten thousand mu m each year, the planting area in Gansu is 3000 mu m more and ten thousand mu m, other crops are planted and all need straw returning operation, the operation area is quite large, the number of required straw crushing returning machines is quite large, but the currently used straw crushing returning machines are all units formed by single-unit frames, the working width is narrow, the power consumption is large, the economy is high, the straw crushing length is not uniform, the straw cutting height cannot be adjusted, the straw stubble remaining height is high, meanwhile, the limitation that the straw crushing returning machines can be selected by matching with different power units is large, in order to increase the working width of a single machine, a method of widening a single machine unit is adopted, the working width of the machine unit is increased, but the road transportation is limited after the width of the single machine unit is.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a still field machine is smashed to foldable straw, its is rational in infrastructure, and the straw is smashed in the cutting of the sword group that moves of adopting two sets of concentric biaxes pivoted in opposite directions to the reliable operation, smashes evenly, and power consumption is little, and the straw stays the stubble height and adjusts, and not only the operation width is big, and work efficiency is high, is convenient for transport moreover and shifts.
The purpose of the utility model is realized like this: a folding straw crushing and returning machine is characterized in that a left frame and a right frame are respectively hinged on two sides of a frame-shaped main frame, a left folding oil cylinder and a right folding oil cylinder are respectively hinged on the main frame through a fixedly connected left support and a fixedly connected right support, the end parts of piston rods of the left folding oil cylinder and the right folding oil cylinder are respectively hinged on the corresponding left frame and the corresponding right frame, a main gear box and a left gear box and a right gear box which are provided with concentric two-way output shafts are respectively arranged on the main frame and the left frame and the right frame, an upper straw chopping cutter set and a lower straw chopping cutter set which are mutually matched are respectively fixedly arranged on the concentric two-way output shafts which respectively extend downwards on the main gear box and the left gear box, a tractor power drives the main gear box, the main gear box drives the left gear box and the right gear box through a belt, so that the upper straw chopping cutter set and the lower straw chopping cutter set rotate horizontally and oppositely to, one end of the depth limiting oil cylinder is hinged on the main frame, and the other end of the depth limiting oil cylinder is hinged on the depth limiting wheel frame.
The utility model discloses a smash still field machine by three straw of independent operation separately, articulated hookup is as an organic whole, carries out the whole operation, increases the operation width, improves work efficiency, but this machine cell platform operation also can many hookups operations. The machine adopts a design scheme without a fixed cutter, only two groups of concentric double-shaft bidirectional rotating cutter sets are used for cutting and crushing the straws, the straws are crushed uniformly, and the height of the stubble left on the straws can be adjusted. The machine has the advantages of reasonable structure, reliable work, convenient adjustment and installation and simple and convenient maintenance, can realize the matching use of different power units in type selection, realizes high-efficiency operation and is convenient for transportation and transfer.
The main frame is a frame of the straw pulverizer unit with an independent middle part and is also a foundation for mounting and connecting all parts of the whole pulverizer. The front end of the main frame is connected with a three-point suspension traction frame connected with a tractor, the middle of the frame is provided with a main frame concentric double-shaft bidirectional transmission main gearbox, and the back of the main frame is provided with a main frame depth-limiting wheel, a main frame depth-limiting wheel carrier, a transition belt pulley and a main frame depth-limiting oil cylinder. The front part of the left side of the main frame is hinged with the front part of the left side frame through a pin and a connecting part, the rear part of the left side of the main frame is hinged with the rear part of the left side frame through a pin and a connecting part, and 2 transition belt pulleys are respectively arranged on connecting pin shafts hinged with the rear part of the left side of the main frame and the left side frame. The front part of the right side of the main frame is hinged with the front part of the right side frame of the straw pulverizer through a pin and a connecting part, the rear part of the right side of the main frame is hinged with the rear part of the right side frame through a pin and a connecting part, and a transition belt pulley is arranged on a connecting pin shaft of the rear part of the right side of the main frame and the right side frame. The left and the right of the front part of the main frame are respectively provided with an oil cylinder bracket, and the bracket is connected with a folding oil cylinder through a pin. A concentric double-shaft bidirectional main gearbox is installed in the middle of a main frame, a power input shaft extending out of the gear box body is connected with a power output shaft of a tractor through a transmission shaft at the front part of the concentric double-shaft bidirectional main gearbox, power of the tractor is transmitted to the concentric double-shaft bidirectional main gearbox, 2 transmission belt pulleys are installed on the power output shaft outside the gear box body at the rear part of the concentric double-shaft bidirectional main gearbox, power is transmitted to a left transition belt pulley and a right transition belt pulley respectively, and the transition belt pulleys transmit power to a concentric double-shaft bidirectional left gearbox on a left frame and a concentric double-shaft bidirectional right gearbox on a right frame through belt pulleys installed coaxially. A concentric double-shaft bidirectional main gearbox arranged on a main frame extends downwards out of the box body, power output shafts of the concentric double-shaft bidirectional main gearbox are double shafts which rotate in a concentric bidirectional mode, a group of straw chopping knife sets which rotate horizontally are respectively arranged on the double shafts which rotate in the concentric bidirectional mode, and when the straw chopping machine works, the two groups of straw chopping knives which rotate horizontally rotate oppositely cut and crush straws. The machine is not provided with fixed chopping knives, and only two groups of straw chopping knife groups which rotate concentrically and horizontally in opposite directions carry out straw chopping and returning operation. The rear part of the main frame is provided with a main frame depth-limiting wheel, a main frame depth-limiting wheel carrier and a main frame depth-limiting oil cylinder. The main frame depth wheel is installed on two sides of the main frame depth wheel frame, two sides of the main frame depth wheel frame are hinged with the main frame rear portion connecting part through pins and connecting parts, and the main frame depth oil cylinder is installed in the middle of the main frame depth wheel frame and the middle of the main frame rear portion and connected with the main frame depth oil cylinder oil lug plates. When the machine works, the height of the whole machine above the ground is adjusted by the extension and retraction of the depth limiting oil cylinder of the main frame, and the height of the straw cutting stubble is adjusted.
The left frame is a frame of the left independent straw pulverizer unit and is also a foundation for mounting and connecting all parts of the left straw pulverizer. The hinged support is designed on the right of the front part of the left frame and is matched and connected with the main frame. The rear part of the right side of the left frame is provided with a hinged support which is matched and connected with the main frame. A frame running sliding plate is designed below the left frame of the left frame, and a folding oil cylinder is designed on a first cross beam in the middle of the left frame and connected with an installation lug plate and the oil cylinder is hinged with the lug plate through a pin. During transportation, the oil cylinder is contracted to integrally pull up the left frame and integrally fold the left frame into a shape vertical to the left side of the main frame. When the left frame and the main frame are in rigid connection in a horizontal plane, the left frame and the main frame are in a working condition. A concentric double-shaft bidirectional left gearbox is arranged in the middle of a left frame, a transmission belt pulley is arranged on a power input shaft outside a box body at the rear part of the concentric double-shaft bidirectional left gearbox, the belt pulley inputs power to the concentric double-shaft bidirectional left gearbox through the power input shaft of the concentric double-shaft bidirectional left gearbox, a power output shaft extending out of the box body downwards from the concentric double-shaft bidirectional left gearbox arranged on a left frame is a concentric bidirectional rotating double shaft, a group of straw chopping knife sets rotating horizontally are respectively arranged on the concentric bidirectional rotating double shaft, and when the straw chopping machine works, the two groups of straw chopping knife sets rotate horizontally and oppositely to shear and crush straws. The machine is not provided with fixed chopping knives, and only two groups of straw chopping knife groups which rotate concentrically and horizontally in opposite directions carry out straw chopping and returning operation. The two groups of straw chopping knife sets which rotate horizontally in the same direction and in the same direction uniformly chop the straws, and the height of the cut stubble residues of the straws can be adjusted.
The right frame is a frame of the straw crusher unit which is independent on the right, and is also a foundation for mounting and connecting all parts of the whole right straw crusher. And a hinged support is designed on the left side of the front part of the right frame and is matched and connected with the main frame. And the rear part of the left side of the right frame is provided with a hinged support which is matched and connected with the main frame. A frame operation sliding plate is designed below the right frame of the right frame, and a folding oil cylinder is designed on a first cross beam in the middle of the right frame and connected with an installation lug plate and the oil cylinder is hinged with the lug plate through a pin. During transportation, the oil cylinder is contracted to integrally pull up the right frame and integrally fold the right frame into a vertical shape with the right side of the main frame. When the device enters the field to work, the oil cylinder extends out, the right frame is integrally rotated downwards, and the right frame is laid flat, so that the right frame and the main frame are in rigid connection on the same horizontal plane and are in a working condition. A concentric double-shaft bidirectional rotating right gearbox is arranged in the middle of a right frame, a power input shaft outside a box body at the rear part of the concentric double-shaft bidirectional right gearbox is provided with a transmission belt pulley, the belt pulley inputs power to the concentric double-right gearbox through the power input shaft of the concentric double-shaft bidirectional right gearbox, a power output shaft of the concentric double-right gearbox arranged on the right frame and extending out of the box body downwards is a concentric bidirectional rotating double shaft, a group of horizontal rotating straw chopping knife sets are respectively arranged at the outer ends of the concentric bidirectional rotating double shaft, when the straw chopping machine works, the two groups of horizontal rotating straw chopping knives horizontally rotate in opposite directions, and straws are sheared and crushed through opposite rotation. The machine is not provided with fixed chopping knives, and only two groups of straw chopping knife groups which rotate concentrically and horizontally in opposite directions carry out straw chopping and returning operation. The two groups of straw chopping knife sets which rotate horizontally in the same direction and in the same direction uniformly chop the straws, and the height of the cut stubble residues of the straws can be adjusted.
The utility model discloses rational in infrastructure, the straw is smashed in the pivoted knife tackle cutting in opposite directions to the reliable operation of two sets of concentric biaxes, smashes evenly, and power consumption is little, and the straw stays the stubble height and adjusts, and not only the operation width is wide big, and work efficiency is high, is convenient for transport moreover and shifts.
Drawings
The present invention will be further described with reference to the accompanying drawings, fig. 1 is a schematic perspective view of the present invention, fig. 2 is a schematic structural view of a direction a of fig. 1, and fig. 3 is a schematic structural view of a folded state of the present invention.
Detailed Description
A folding straw crushing and returning machine is disclosed, as shown in figure 1, figure 2 and figure 3, a left frame 5 and a right frame 16 are respectively hinged on two sides of a frame-shaped main frame 1, a left folding oil cylinder 4 and a right folding oil cylinder 14 are respectively hinged on the main frame 1 through a left support and a right support which are fixedly connected, the end parts of piston rods of the folding oil cylinders are respectively hinged on the corresponding left frame 5 and right frame 16, a main gear box 3 with a concentric two-way output shaft and a left gear box 6 and a right gear box 15 are respectively arranged on the main frame 1 and the left frame 5 and the right frame 16, an upper straw crushing cutter set 17 and a lower straw crushing cutter set 18 which are mutually matched are respectively fixedly arranged on the concentric two-way output shaft which respectively extends downwards of the main gear box 3 and the left gear box 6 and the right gear box 15, a tractor power transmission main gear box 3, and the main gear box 3 drives the left gear box 6 and the right gear box 15 through a belt, so that the upper straw crushing, The lower cutting knives 19 and 20 rotate horizontally and oppositely to cut and crush the straws, the front part of the main frame 1 is fixedly connected with the traction frame 2, the rear part is hinged with a depth limiting wheel frame 10 provided with a depth limiting wheel 9, one end of the depth limiting wheel frame is hinged with a depth limiting oil cylinder 12 on the main frame 1, and the other end of the depth limiting wheel frame is hinged with a depth limiting wheel frame 10. The concentric bidirectional output shaft is provided with a mandrel in movable fit in a sleeve shaft, and the sleeve shaft and the mandrel rotate in opposite directions. The upper and lower straw chopping knife groups 17 and 18 are respectively and fixedly provided with an upper cutter disc and a lower cutter disc at the shaft ends of the sleeve shaft and the mandrel, respectively and fixedly provided with an upper cutting knife 19 and a lower cutting knife 20 which horizontally extend outwards at the outer ends of the upper cutter disc and the lower cutter disc, and the straw is sheared and crushed by the upper cutting knife 19 and the lower cutting knife 20 which rotate oppositely and horizontally and are matched with each other. The rear output shaft of the main gear box 3 is provided with a main belt pulley 13 which transmits a transition belt pulley 11 through a belt, the transition belt pulley 11 transmits an input belt pulley 8 of the input shafts of the left and the right gear boxes 6 and 15 through the belt, and the main gear box 3 and the left and the right gear boxes 6 and 15 are respectively provided with concentric bidirectional rotating output shafts which extend downwards out of the box body. The outer sides of the left and right frames 5 and 16 are fixedly connected with a vertical frame which is vertically downward, the lower end of the vertical frame is fixedly connected with a running sliding plate 7 longitudinally, and two ends of the running sliding plate 7 are respectively provided with a flow guide device with an arc surface which is bent upwards. The diversion device is a transverse cylindrical barrel or an arc plate arranged at the end part of the operation sliding plate 7 along the tangential direction. The traction frame 2 is a three-point suspension traction frame connected with a tractor frame. A single group of straw crushers are formed by upper and lower straw chopper sets 17 and 18 fixedly arranged on a concentric bidirectional output shaft which extends downwards from a main gearbox 3 on a main frame 1 to carry out field operation, or a double group of straw crushers are formed by the straw crushers which are connected by hinging the main frame 1 with a left frame 5 to carry out field operation, or the left and right straw crushers which are connected by hinging the left and right frames 5 and 16 respectively at two sides of the main frame 1 of the single group of straw crushers are formed by three groups of straw crushers to carry out field operation.

Claims (8)

1. A folding straw crushing and returning machine is characterized in that: the two sides of a frame-shaped main frame (1) are respectively articulated with a left frame (5) and a right frame (16), a left folding oil cylinder (4) and a right folding oil cylinder (14) are respectively articulated on the main frame (1) through a fixedly connected left support and a fixedly connected right support, the end parts of piston rods of the piston rods are respectively articulated on the corresponding left frame (5) and the corresponding right frame (16), a main gear box (3) with a concentric bidirectional output shaft and a left gear box (6) and a right gear box (15) are respectively arranged on the main frame (1) and the left frame (5) and the right frame (16), an upper straw chopping cutter set (17) and a lower straw chopping cutter set (18) which are mutually matched are respectively fixedly arranged on the concentric bidirectional output shafts which respectively extend downwards of the main gear box (3) and the left gear box (6) and the right gear box (15), a tractor power main gear box (3) drives the left gear box (6) and the right gear box (15) through belts, 18) The upper and lower cutting knives (19, 20) horizontally rotate in opposite directions to cut and crush straws, the front part of the main frame (1) is fixedly connected with a traction frame (2), the rear part is hinged with a depth limiting wheel frame (10) provided with a depth limiting wheel (9), one end of the depth limiting oil cylinder (12) is hinged on the main frame (1), and the other end of the depth limiting oil cylinder is hinged on the depth limiting wheel frame (10).
2. The folding straw crushing and returning machine as claimed in claim 1, which is characterized in that: the concentric bidirectional output shaft is provided with a mandrel in movable fit in a sleeve shaft, and the sleeve shaft and the mandrel rotate in opposite directions.
3. The folding straw crushing and returning machine as claimed in claim 1 or 2, which is characterized in that: the upper and lower straw chopping cutter sets (17, 18) are structurally characterized in that an upper cutter disc and a lower cutter disc are respectively and fixedly arranged at the shaft ends of a sleeve shaft and a mandrel, upper and lower cutters (19, 20) which horizontally extend outwards are respectively and fixedly arranged at the outer ends of the upper cutter disc and the lower cutter disc, and the upper and lower cutters (19, 20) which rotate oppositely and horizontally and are matched mutually shear and crush the straws.
4. The folding straw crushing and returning machine as claimed in claim 1, which is characterized in that: the rear output shaft of the main gear box (3) is provided with a main belt pulley (13) which transmits a transition belt pulley (11) through a belt, the transition belt pulley (11) transmits an input belt pulley (8) of the input shafts of the left and the right gear boxes (6, 15) through the belt, and the main gear box (3) and the left and the right gear boxes (6, 15) are respectively provided with concentric bidirectional rotating output shafts which extend downwards out of the box body.
5. The folding straw crushing and returning machine as claimed in claim 1, which is characterized in that: the outer sides of the left and right frames (5, 16) are fixedly connected with a vertical frame which is vertically downward, the lower end of the vertical frame is fixedly connected with a running sliding plate (7) longitudinally, and two ends of the running sliding plate (7) are respectively provided with a flow guide device with an arc surface which is bent upwards.
6. The folding straw crushing and returning machine as claimed in claim 4, which is characterized in that: the diversion device is a transverse cylindrical barrel or an arc plate arranged at the end part of the operation sliding plate (7) along the tangential direction.
7. The folding straw crushing and returning machine as claimed in claim 1, which is characterized in that: the traction frame (2) is a three-point suspension traction frame connected with a tractor frame.
8. The folding straw crushing and returning machine as claimed in claim 1, which is characterized in that: a single group of straw crushers are formed by upper and lower straw chopper sets (17 and 18) fixedly arranged on a concentric bidirectional output shaft which extends downwards from a main gearbox (3) on a main frame (1) to carry out field operation, or a double group of straw crushers are formed by the straw crushers which are hinged on the main frame (1) of the single group of straw crushers and connected with a left frame (5) in a hinged mode to carry out field operation, or a left straw crusher and a right straw crusher which are hinged on the two sides of the main frame (1) of the single group of straw crushers and connected with a left frame (5) and a right frame (16) in a hinged mode to form three groups of straw crushers to carry out field.
CN202020950523.3U 2020-05-29 2020-05-29 Folding straw crushing and returning machine Active CN212306157U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020950523.3U CN212306157U (en) 2020-05-29 2020-05-29 Folding straw crushing and returning machine

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Application Number Priority Date Filing Date Title
CN202020950523.3U CN212306157U (en) 2020-05-29 2020-05-29 Folding straw crushing and returning machine

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CN212306157U true CN212306157U (en) 2021-01-08

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CN202020950523.3U Active CN212306157U (en) 2020-05-29 2020-05-29 Folding straw crushing and returning machine

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113207415A (en) * 2021-06-22 2021-08-06 西北农林科技大学 Orchard tree tray straw mechanized covering method and covering machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113207415A (en) * 2021-06-22 2021-08-06 西北农林科技大学 Orchard tree tray straw mechanized covering method and covering machine

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