CN204837173U - Crop straw regrinding harvester - Google Patents

Abstract

The crop straw secondary crushing harvester, the front end of the casing is provided with a suspension frame and a power input box, and the rear end of the casing is provided with a secondary crushing device. The straw crushing device includes a horizontally arranged crushing shaft. There are one primary crushing movable blade, and a plurality of primary crushing fixed blades are arranged in the casing along the direction parallel to the axial direction of the crushing shaft, and all the primary crushing fixed blades and primary crushing moving blades are arranged alternately, and the crushing shaft is connected to the power input box The output shaft is connected to form a rotation fit with the casing, the discharge port of the straw crushing device communicates with the feed port of the secondary crushing device, and a throwing barrel is arranged at the discharge port of the secondary crushing device. It integrates straw picking, collection, primary crushing, secondary crushing, throwing and recycling, simplifies the operation steps in straw recycling, saves time and effort, reduces people's labor intensity, and improves work efficiency.

Description

Crop straw secondary crushing harvester

technical field

The utility model belongs to the technical field of agricultural machinery and relates to a crop straw secondary crushing harvester.

Background technique

Most of the existing straw harvesting operations in China are cut by people, carried on shoulders, and loaded by manpower. The harvested straw is too long to meet the needs of livestock farmers for direct feeding. If you want to shorten the length of straw, you need to invest additional It takes a lot of manpower and material resources to crush the harvested straw for secondary processing to meet the needs of feeding livestock, which is time-consuming, labor-intensive, and low-efficiency.

Contents of the invention

In order to overcome the defects of the prior art, the utility model designs a crop straw secondary crushing harvester, which integrates straw picking, collection, primary crushing, secondary crushing, throwing and recycling, and the obtained straw can meet the needs of livestock farmers. Feeding needs save time and effort, reduce people's labor intensity and improve work efficiency.

The specific technical solution adopted by the utility model is: the crop straw secondary crushing harvester, including the straw crushing device, the key is: the harvester also includes a casing, and the front end of the casing is provided with a suspension frame and a power input box , the rear end of the casing is provided with a secondary crushing device, the straw crushing device includes a horizontally arranged crushing shaft, a plurality of primary crushing movable blades are arranged on the crushing shaft, and a A plurality of fixed blades for primary crushing, all primary crushing fixed blades and primary crushing movable blades are arranged alternately, the crushing shaft is connected with the output shaft of the power input box and forms a rotational cooperation with the casing, the outlet of the straw crushing device is connected with the secondary The feed port of the pulverizing device is connected, and the discharge port of the secondary pulverizing device is provided with a throwing cylinder.

The harvester also includes an auger conveying device, the auger conveying device includes a horizontally arranged auger shaft, the auger shaft is connected with the output shaft of the power input box and forms a rotation fit with the casing, the middle part of the auger shaft is provided with There are coiled blades on the auger shafts on both sides of the dial, and the coiling directions of the blades on both sides are opposite. The inlet of the auger conveying device is connected with the outlet of the straw crushing device. The auger conveying device The discharge port is set at the position corresponding to the dial and communicates with the feed port of the secondary crushing device.

The harvester also includes a fan throwing device, the fan throwing device includes a shell fixedly connected to the rear end of the casing, the shell is provided with a throwing fan, and one end of the throwing fan is connected to the output shaft of the power input box Connection, the other end of the throwing fan is connected with the secondary crushing device to form a transmission fit, the feed port of the shell is connected with the discharge port of the auger conveying device, and the discharge port of the shell is connected with the feed port of the secondary crushing device connected.

The casing is provided with a gearbox, the input end of the gearbox is connected with the output shaft of the power input box by means of the cross transmission shaft, and the output shaft of the gearbox is connected with the throwing fan.

The secondary crushing device includes a box body and a secondary crushing shaft arranged horizontally, a plurality of secondary crushing movable blades are arranged on the secondary crushing shaft, and the box body is provided with a Multiple secondary crushing fixed blades, all secondary crushing fixed blades and secondary crushing movable blades are arranged alternately, the bottom of the box is fixedly connected with the top of the casing, the top of the box is provided with a discharge port, and the throwing barrel The bottom is connected with the discharge port of the box body, and the secondary crushing shaft forms a transmission cooperation with the throwing fan by means of a belt.

The top of the box body is provided with a fixed seat, the lower end of the fixed seat is fixedly connected with the box body and communicated with the discharge port of the box body, and the upper end of the fixed seat is fixedly connected with the bottom of the throwing barrel and communicated with the throwing barrel.

A reinforced diagonal tie rod is added, the upper end of the reinforced diagonal stay rod is fixedly connected with the box body, and the lower end of the reinforced diagonal stay rod is fixedly connected with the casing.

The rear end of the casing is provided with a ground wheel adjustment shaft, and both sides of the rear end of the casing are provided with a ground wheel adjustment plate. The ground wheel adjustment plate is inclined and has a plurality of adjustment holes along the length direction. The adjustment shaft is located between the two ground wheel adjustment plates and forms a rotation fit with the lower end of the ground wheel adjustment plate by means of the adjustment hole, and the upper end of the ground wheel adjustment plate is hinged with the casing.

The output shaft of the power input box is provided with an output pulley, and the crushing shaft forms a transmission cooperation with the output pulley by means of a belt.

The rear end of the casing is provided with a frame-shaped rear traction frame.

The beneficial effects of the utility model are: the harvester integrates straw picking, collection, primary crushing, secondary crushing, throwing and recycling, and mechanized operation reduces the need for people to collect, load, and transport straw back home in the past. The cumbersome procedure of crushing the straw with a grinder again can meet the needs of livestock farmers for direct feeding, saving time and effort, reducing labor intensity, improving work efficiency, and reducing the impact of dust in the process of harvesting straw. hazards to the human body.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a schematic structural view of the secondary crushing device in the present invention.

Fig. 3 is a schematic structural view of the fan throwing device of the present invention.

In the attached drawings, 1 represents the casing, 2 represents the crushing shaft, 3 represents the output pulley, 4 represents the suspension frame, 5 represents the power input box, 6 represents the reinforced diagonal rod, 7 represents the box, 8 represents the fixed seat, and 9 represents the Throwing barrel, 10 represents the secondary crushing shaft, 11 represents the casing, 12 represents the throwing fan, 13 represents the rear traction frame, 14 represents the ground wheel adjustment shaft, 15 represents the gearbox, 16 represents the cross drive shaft, 17 represents the auger Axle, 18 represent ground wheel regulating plates, and 19 represent secondary crushing fixed blades.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in detail:

Specific embodiment, as shown in Fig. 1, Fig. 2, Fig. 3, crop stalk secondary pulverizing harvester, comprises straw pulverizing device, also comprises casing 1, and the front end of casing 1 is provided with suspension frame 4 and power input box body 5. The rear end of the casing 1 is provided with a secondary crushing device, and the rear end of the casing 1 is also provided with a frame-shaped rear traction frame 13. The position of the harvester can be changed through the rear traction frame 13. The straw crushing device includes a horizontal setting The crushing shaft 2 is provided with a plurality of primary crushing movable blades, and the casing 1 is provided with a plurality of primary crushing fixed blades along a direction parallel to the axial direction of the crushing shaft 2, and all the primary crushing fixed blades are connected with the primary crushing blades. The crushing movable blades are arranged in a staggered manner, the crushing shaft 2 is connected with the output shaft of the power input box 5 and forms a rotational cooperation with the casing 1, the output shaft of the power input box 5 is provided with an output pulley 3, and the crushing shaft 2 is connected with the The output pulley 3 forms a transmission fit. The discharge port of the straw crushing device communicates with the feed port of the secondary crushing device, and a throwing barrel 9 is arranged at the discharge port of the secondary crushing device.

As a further improvement to the utility model, the harvester also includes an auger conveying device, the auger conveying device includes a horizontally arranged auger shaft 17, and the auger shaft 17 is connected with the output shaft of the power input box 5 and formed with the casing 1 Rotation fit, the middle part of the auger shaft 17 is provided with a paddle, and the auger shaft 17 on both sides of the paddle is provided with coiled blades. The coiling direction of the blades on both sides is opposite. The discharge port of the device is connected, and the discharge port of the auger conveying device is opened at a position corresponding to the dial and communicated with the feed port of the secondary crushing device. The straw on both sides is transported to the middle part and then sent to the secondary crushing device under the action of the paddle, which improves the transport efficiency.

As a further improvement to the utility model, the harvester also includes a fan throwing device, and the fan throwing device includes a housing 11 fixedly connected to the rear end of the casing 1, and the housing 11 is provided with a throwing fan 12, and the throwing fan 12 One end of one end is connected with the output shaft of the power input box body 5, the other end of the throwing fan 12 is connected with the secondary crushing device to form a transmission fit, the feed port of the housing 11 communicates with the discharge port of the auger conveying device, and the housing 11 The discharge port of 11 communicates with the feed port of the secondary crushing device, and the wind force of the throwing fan 12 can accelerate the throwing speed of the stalks, prevent the auger conveying device and the throwing barrel 9 from clogging, and improve work efficiency.

As a further improvement to the utility model, the casing 1 is provided with a gearbox 15, the input end of the gearbox 15 is connected with the output shaft of the power input box 5 by means of the cross transmission shaft 16, and the output shaft of the gearbox 15 is connected to the throwing fan. 12 connections, the power of the power input box 5 drives the throwing fan 12 to rotate at a high speed after the gearbox 15 speeds up, and the straw is quickly sent into the secondary crushing device, which further improves the work efficiency.

As a further improvement to the present utility model, the secondary crushing device includes a box body 7 and a secondary crushing shaft 10 arranged horizontally. The secondary crushing shaft 10 is provided with a plurality of secondary crushing movable blades. A plurality of secondary crushing fixed blades 19 are arranged in a direction parallel to the axial direction of the crushing shaft 10, and all secondary crushing fixed blades 19 and secondary crushing movable blades are arranged alternately, and the bottom of the box body 7 is fixedly connected to the top of the housing 11 The top of the casing 7 is provided with a discharge port, the bottom of the throwing barrel 9 communicates with the discharge port of the casing 7, and the secondary crushing shaft 10 forms a transmission fit with the throwing fan 12 by means of a belt. The combination of the secondary crushing movable blade and the secondary crushing fixed blade 19 has a better crushing effect and higher crushing efficiency. The length of the straw after the secondary crushing is not more than 4cm, which can meet the needs of livestock farmers for direct feeding.

As a further improvement to the utility model, the top of the box body 7 is provided with a fixed seat 8, the lower end of the fixed seat 8 is fixedly connected with the box body 7 and communicated with the discharge port of the box body 7, and the upper end of the fixed seat 8 is connected with the throwing barrel 9 The bottom of the bottom is fixedly connected and communicated with the throwing barrel 9. Utilizing the fixing seat 8 to fix the throwing barrel 9 and the box body 7 together can prevent the throwing barrel 9 from falling off and affect the production efficiency, so that the whole harvester is more firm and reliable.

As a further improvement to the utility model, a reinforced diagonal stay rod 6 is added, the upper end of the reinforced diagonal stay rod 6 is fixedly connected with the box body 7 , and the lower end of the reinforced diagonal stay rod 6 is fixedly connected with the casing 1 . The connection between the box body 7 and the casing 1 is more firm and reliable by using the reinforced diagonal stay rod 6 .

As a further improvement to the utility model, the rear end of the casing 1 is provided with a ground wheel adjustment shaft 14, and both sides of the rear end of the casing 1 are provided with a ground wheel adjustment plate 18, and the ground wheel adjustment plate 18 is arranged obliquely and its A plurality of adjustment holes are provided along the length direction, and the ground wheel adjustment shaft 14 is located between two ground wheel adjustment plates 18 and forms a rotation fit with the lower end of the ground wheel adjustment plate 18 by means of the adjustment holes. The casing 1 is hinged. The ground wheel adjustment shaft 14 plays a supporting role, and the distance between the rear end of the casing 1 and the ground can be adjusted by using the ground wheel adjustment shaft 14 to meet the use requirements of different terrains.

When the utility model is actually implemented: the suspension frame 4 is connected with the tractor, the rear end of the casing 1 is adjusted to a suitable height by using the ground wheel adjustment shaft 14, and a grass collector is followed behind the harvester for reclaiming straw, and the power input box The input end of the body 5 is connected with the power output shaft of the tractor. The power input box 5 provides power to the gearbox 15 through the cross transmission shaft 16, and at the same time provides power to the crushing shaft 2 through the output pulley 3. The high-speed rotating crushing shaft 2 drives The primary crushing blade rotates together to pick up the crop stalks from the ground, the primary crushing fixed blade is fixed in the casing 1, the primary crushing fixed blade of the straw in the casing 1 and the primary crushing movable blade on the crushing shaft 2 The first crushing is carried out under the joint action, and then it is thrown into the rear of the casing 1, collected by the positive and negative blades on the auger shaft 17 and concentrated in the middle, and sent to the casing 11 of the fan throwing device by the dial, and the throwing The sending fan 12 rotates at a high speed under the power provided by the gearbox 15 to form a strong throwing wind, and sends the straw after the first crushing to the box 7 of the secondary crushing device, and at the same time, the throwing fan 12 drives the secondary crushing The shaft 10 rotates, the secondary crushing movable blade rotates together with the secondary crushing shaft 10, the secondary crushing fixed blade 19 is fixed in the casing 7, the secondary crushing fixed blade 19 and the secondary crushing shaft in the casing 7 The secondary crushing movable blade on the 10 cooperates with the secondary crushing of the straw, and sends it to the grass collector behind the harvester through the throwing barrel 9. This harvester integrates the picking, collection, primary crushing, and secondary crushing of straw. It simplifies the operation steps in the straw recycling work, saves time and effort, reduces people's labor intensity and improves work efficiency.

Claims (10)

1. agricultural crop straw separating twice reaping machine, comprise straw millstone, it is characterized in that: described reaping machine also comprises casing (1), the front end of casing (1) is provided with hanger bracket (4) and power input casing (5), the rear end of casing (1) is provided with separating twice device, straw millstone comprises horizontally disposed crushing shaft (2), crushing shaft (2) is provided with and multiplely once pulverizes knife section, in casing (1) along and the direction that axially parallels of crushing shaft (2) be provided with and multiplely once pulverize ledger-plate, all once pulverizing ledger-plates with once pulverize knife section and be crisscross arranged, the output shaft that crushing shaft (2) and power input casing (5) is connected and is formed with casing (1) and is rotatably assorted, the discharging opening of straw millstone is communicated with the charging aperture of separating twice device, the discharge outlet of separating twice device is provided with material casting cylinder (9).

2. agricultural crop straw separating twice reaping machine according to claim 1, it is characterized in that: described reaping machine also comprises screw feeder conveying plant, screw feeder conveying plant comprises horizontally disposed screw conveyor shaft (17), the output shaft that screw conveyor shaft (17) and power input casing (5) is connected and is formed with casing (1) and is rotatably assorted, screw conveyor shaft (17) middle part is provided with plate, the screw conveyor shaft (17) of plate both sides is all provided with the blade that coiling is arranged, the coil direction of both sides blade is contrary, the charging aperture of screw feeder conveying plant is communicated with the discharging opening of straw millstone, the discharging opening of screw feeder conveying plant is opened in the position corresponding with plate and is communicated with the charging aperture of separating twice device.

3. agricultural crop straw separating twice reaping machine according to claim 2, it is characterized in that: described reaping machine also comprises blower fan and throws device, blower fan throws device and comprises the housing (11) be fixedly connected with casing (1) rear end, housing (11) is provided with and throws fan (12), the one end throwing fan (12) is connected with the output shaft that power inputs casing (5), the other end throwing fan (12) is connected to form transmission with separating twice device and coordinates, the charging aperture of housing (11) is communicated with the discharging opening of screw feeder conveying plant, the discharging opening of housing (11) is communicated with the charging aperture of separating twice device.

4. agricultural crop straw separating twice reaping machine according to claim 3, it is characterized in that: described casing (1) is provided with gearbox (15), the output shaft that the input of gearbox (15) inputs casing (5) by cross power transmission shaft (16) and power is connected, the output shaft of gearbox (15) with throw fan (12) and be connected.

5. agricultural crop straw separating twice reaping machine according to claim 3, it is characterized in that: described separating twice device comprises casing (7) and horizontally disposed separating twice axle (10), separating twice axle (10) is provided with multiple separating twice knife section, multiple separating twice ledger-plate (19) is provided with along with the direction that separating twice axle (10) axially parallels in casing (7), all separating twice ledger-plates (19) and separating twice knife section are crisscross arranged, the bottom of casing (7) is fixedly connected with the top of housing (11), the top of casing (7) offers discharging opening, the bottom of material casting cylinder (9) is communicated with the discharging opening of casing (7), separating twice axle (10) by belt with throw fan (12) and form transmission and coordinate.

6. agricultural crop straw separating twice reaping machine according to claim 5, it is characterized in that: described casing (7) top is provided with holder (8), the lower end of holder (8) is fixedly connected with casing (7) and is communicated with the discharging opening of casing (7), and the upper end of holder (8) is fixedly connected with the bottom of material casting cylinder (9) and is communicated with material casting cylinder (9).

7. agricultural crop straw separating twice reaping machine according to claim 5, it is characterized in that: set up and strengthen brace (6), the upper end strengthening brace (6) is fixedly connected with casing (7), and the lower end strengthening brace (6) is fixedly connected with casing (1).

8. agricultural crop straw separating twice reaping machine according to claim 1, it is characterized in that: the rear end of described casing (1) is provided with land wheel regulating shaft (14), the both sides of casing (1) rear end are all provided with land wheel adjustable plate (18), land wheel adjustable plate (18) is obliquely installed and it offers multiple adjustment hole along its length, land wheel regulating shaft (14) to be positioned between two land wheel adjustable plates (18) and to be formed by the lower end of adjustment hole and land wheel adjustable plate (18) and is rotatably assorted, upper end and the casing (1) of land wheel adjustable plate (18) are hinged.

9. agricultural crop straw separating twice reaping machine according to claim 1, it is characterized in that: the output shaft of described power input casing (5) is provided with output pulley (3), and crushing shaft (2) forms transmission by belt with output pulley (3) and coordinates.

10. agricultural crop straw separating twice reaping machine according to claim 1, is characterized in that: the rear end of described casing (1) is provided with the rear traction frame (13) of frame-type.