CN201067004Y - Front-located type stalk crushing, throwing and sprinkling machine - Google Patents

Abstract

The utility model relates to a front-mounted straw crushing and spreading machine, which relates to an agricultural straw crushing machine. The utility model solves the problems of the existing straw pulverizers such as large matching horsepower, crushing straw, lodging and missed cutting, and unsatisfactory crushing effect. The clutch assembly (3) is connected to the clutch handle (4), the clutch assembly (3) is connected to the transmission pulley (18) through the transmission shaft (22), and the transmission shaft (22) passes through the two first bearing seats (19) Be connected with frame (5) and the 3rd longitudinal bar (27) and the 4th longitudinal bar (28), transmission pulley (18) is connected with cutter shaft pulley (9) by belt; The two ends of cutter shaft (12) pass two A second bearing block (11) is connected with the cross bar (24) on both sides of the bottom of the frame (5), and at least 16 throwing knives (8) are housed on the cutter shaft (12). The utility model has the advantages of small matching horsepower, low operation cost, less lodging and missed cutting, and good crushing effect.

Description

Front-mounted straw crushing and spreading machine

technical field

The utility model relates to an agricultural straw grinder.

Background technique

Straw crushing and returning to the field is an effective way to cultivate soil fertility and improve soil quality. At present, there are many types of straw crushing and returning machines, but all of them are post-mounted straw crushing and returning machines. The straw crushing and returning machines with this structure have the problems of high supporting horsepower, pressing straw, falling and missing cutting, and unsatisfactory crushing effect.

Utility model content

In order to solve the problems existing in the existing straw grinder, such as large matching horsepower, crushing straw, lodging and missed cutting, and unsatisfactory crushing effect, a front-mounted straw crushing and spreading machine is further provided.

The technical solution of the utility model is: the front-mounted straw crushing and spreading machine includes an oil cylinder bracket, a suspension frame, a clutch assembly, a clutch handle, a knife shaft pulley, an oil cylinder, a suspension shaft, a transmission pulley, and a transmission shaft; it also includes a body shell, Cutter and cutter shaft; the body casing is composed of a frame, a shield and a shield side plate, the frame is provided with a shield, and the shield side plate is fixedly connected to both sides of the frame; the oil cylinder bracket and the suspension frame One end of the suspension frame is connected with a U-shaped screw clip, and the U-shaped groove at the other end of the suspension frame is provided with a suspension shaft seat, the suspension shaft seat and the suspension shaft are flexibly connected, and the suspension shaft is connected to the first longitudinal rod and the second longitudinal rod on the frame. Vigorously connected through the suspension shaft seat; the clutch assembly is connected with the clutch handle, the clutch assembly is connected with the transmission pulley through the transmission shaft, and the transmission shaft is connected with the frame, the third longitudinal bar and the fourth longitudinal bar through two first bearing seats , the drive pulley is connected with the cutter shaft pulley 9 by a belt; the two ends of the cutter shaft are respectively connected with the cross bars on both sides at the bottom of the frame through the second bearing seat, and at least 16 throwing knives are housed on the cutter shaft.

The utility model has the following beneficial effects: the utility model adopts a front-end structure, and the front-end straw crushing and spreading machine is installed on the front end of the small four-wheel vehicle for use, and the supporting horsepower is small, and the operation cost is low; the front-end straw crushing and spreading machine The rotation direction of the knife shaft is counterclockwise, which is the same as the rotation direction of the pulley of the small four-wheel engine, and opposite to the direction of the forward shaft. The knife shaft is movably connected with the swinging knife. It can reduce lodging missed cutting and enhance the crushing effect. The utility model also has the advantages of low price, being suitable for purchase and use by farmers, and being beneficial to popularization and the like. The working width of the utility model is 1.4 meters, and the matching horsepower is a small four-wheel with a single cylinder of more than 15 horsepower.

Description of drawings

Fig. 1 is a front view of the utility model, Fig. 2 is a top view of Fig. 1, and Fig. 3 is a left side view of the frame.

Detailed ways

Specific embodiment one: the front-mounted straw crushing and spreading machine shown in Figure 1 and Figure 2, it consists of an oil cylinder support 1, a suspension frame 2, a clutch assembly 3, a clutch handle 4, a knife shaft pulley 9, an oil cylinder 13, Suspension shaft 17, drive belt pulley 18, power transmission shaft 22, body shell, swing knife 8 and cutter shaft 12 form; Described body shell is made up of frame 5, shield 7 and shield side plate 21, establishes Shield 7 is arranged, and shield side plate 21 is fixedly connected with both sides of frame 5; One end of oil cylinder support 1 and suspension frame 2 is connected by U-shaped screw clamp 20, and the U-shaped groove 29 of the other end of suspension frame 2 is provided with There is a suspension shaft seat 16, the suspension shaft seat 16 is movably connected with the suspension shaft 17, and the suspension shaft 17 is movably connected with the first longitudinal bar 25 and the second longitudinal bar 26 on the frame 5 through the suspension shaft seat 16; the clutch assembly 3 and The clutch handle 4 is connected, the clutch assembly 3 is connected with the transmission pulley 18 through the transmission shaft 22, and the transmission shaft 22 is connected with the frame 5, the third longitudinal rod 27 and the fourth longitudinal rod 28 through two first bearing seats 19, and the transmission Belt pulley 18 is connected with cutter shaft pulley 9 by belt; The two ends of cutter shaft 12 are connected with the cross bar 24 of frame 5 bottom both sides by second bearing block 11 respectively, and 16 throwing knives 8 are housed on the cutter shaft 12 at least. Suspension frame 2 is connected with the front end of small four-wheel 14, and the engine pulley 15 of small four-wheel 4 is connected with the pulley of clutch assembly 3 by belt.

Embodiment 2: As shown in Fig. 1 and Fig. 2, the suspension shaft 17 and the transmission shaft 22 of this embodiment have the same axis. Adopting such a structure can ensure that the tightness of the transmission belt of the clutch assembly 3 and the engine pulley 15 does not change when the front-mounted straw crushing and spreading machine is raised and lowered. Other components and connections are the same as those in the first embodiment.

Specific embodiment three: as shown in Fig. 1 and Fig. 2, the flailing knives 8 of this embodiment are fixed on the cutter shaft 12 in pairs, and each pair of flailing knives 8 are combined into a "Y" shape. With such a structure, the effect of crushing and throwing is good. Other components and connections are the same as those in the first embodiment.

Embodiment 4: As shown in FIG. 1 and FIG. 2 , 16 pairs of flailing knives 8 are fixed on the knife shaft 12 of this embodiment, and the 16 pairs of flailing knives 8 are arranged in a spiral on the knife shaft 12 . With such a structure, the smashing and throwing effect is the best. Other components and connections are the same as those in the first embodiment.

Specific embodiment five: as shown in Fig. 1, Fig. 2, present embodiment also comprises swinging knife fixing part 23, and the quantity of swinging knife fixing part 23 is identical with the quantity of swinging knife 8, and swinging knife fixing part 23 is fixed in pairs On the knife shaft 12 and in a spiral arrangement, every pair of flailing knives 8 is packed between the two flailing knife fixing parts 23 and is flexibly connected with the flailing knife fixing parts 23 . With such a structure, the flailing knife 8 is movably connected to the cutter shaft 12 to ensure that the flailing knife 8 is not damaged when the flailing knife 8 encounters a hard object. Other components and connections are the same as those in the first embodiment.

The fixing part 23 is flexibly connected. With such a structure, the flailing knife 8 is movably connected to the cutter shaft 12 to ensure that the flailing knife 8 is not damaged when the flailing knife 8 encounters a hard object. Other components and connections are the same as those in the first embodiment.

Embodiment 6: As shown in FIG. 1 and FIG. 2 , this embodiment further includes a fixed blade 6 , and the fixed blade 6 is fixedly installed inside the shield 7 . With such a structure, the crushing effect is enhanced. Other components and connections are the same as those in the first embodiment.

Specific embodiment seven: as shown in Fig. 1, Fig. 2, present embodiment also comprises grain divider 10, and described grain divider (10) is respectively installed in the front end of both sides cross bar 24 of frame (5) bottom . Such a structure is used to divide the scope of work. Other components and connections are the same as those in the first embodiment.

Claims (7)

1. A front-mounted straw crushing and spreading machine, which includes an oil cylinder bracket (1), a suspension frame (2), a clutch assembly (3), a clutch handle (4), a knife shaft pulley (9), an oil cylinder (13 ), suspension shaft (17), transmission pulley (18), transmission shaft (22); it is characterized in that it also includes body shell, throwing knife (8) and knife shaft (12); Described body shell is made of frame ( 5), shield (7) and shield side plate (21) are formed, and frame (5) is provided with shield (7), and shield side plate (21) is fixedly connected with both sides of frame (5) ; Oil cylinder support (1) is connected with one end of suspension frame (2) by U-shaped screw clamp (20), and the U-shaped groove (29) of the other end of suspension frame (2) is provided with suspension axle seat (16), suspension The shaft seat (16) is flexibly connected with the suspension shaft (17), and the suspension shaft (17) is movable with the first longitudinal bar (25) and the second longitudinal bar (26) on the frame (5) through the suspension shaft seat (16) connection; the clutch assembly (3) is connected with the clutch handle (4), the clutch assembly (3) is connected with the transmission pulley (18) through the transmission shaft (22), and the transmission shaft (22) passes through two first bearing seats ( 19) is connected with the frame (5) and the third longitudinal bar (27) and the fourth longitudinal bar (28), and the transmission pulley (18) is connected with the cutter shaft pulley (9) by a belt; the two ends of the cutter shaft (12) Respectively by the second bearing seat (11) and the crossbar (24) on both sides of the bottom of the frame (5) to be connected, at least 16 throwing knives (8) are housed on the cutter shaft (12). 2. The front-mounted straw crushing and spreading machine according to claim 1, characterized in that the suspension shaft (17) and the transmission shaft (22) have the same axis. 3. The front-mounted straw crushing and spreading machine according to claim 1, characterized in that said throwing knives 8 are fixed on the knife shaft (12) in pairs, and each pair of throwing knives (8) are combined to form a " Y" type. 4. The front-mounted straw crushing and spreading machine according to claim 3, characterized in that 16 pairs of flailing knives (8) are fixed on the knife shaft (12), and 16 pairs of flailing knives (8) are on the knife shaft (12) arranged in a spiral. 5. The front-mounted stalk crushing and spreading machine according to claim 3 or 4, characterized in that it also includes a flailing knife fixing part (23), the number of flailing knife fixing parts (23) and the number of flailing knives (8) Same, the flailing knife fixing parts (23) are fixed on the cutter shaft (12) in pairs and arranged in a spiral, and every pair of flailing knife (8) is packed between the two flailing knife fixing parts (23) and connected with each other. The knife fixing part (23) is movably connected. 6. The front-mounted straw crushing and spreading machine according to claim 1, characterized in that it also includes a fixed blade (6), and the fixed blade (6) is fixedly installed on the inner side of the guard (7). 7. The front-mounted straw crushing and spreading machine according to claim 1, characterized in that it also includes a grain divider (10), and the described grain divider (10) is respectively installed on the two bottoms of the frame (5). The front end of side rail 24.

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