CN206564870U - All-in-one is shredded in rape threshing - Google Patents

Abstract

All-in-one, including threshing cylinder, straw chopping mechanism and some groups of pressure rollers being arranged in frame are shredded the utility model discloses a kind of rape threshing；Passage between the threshing cylinder and pressure roller is connected by the sieve plate that only fuel feeding vegetable seed is sifted out, and the head end of the sieve plate is the charging aperture of feeding rape, and the lower section of sieve plate is the hopper exported provided with rapeseed；The straw chopping mechanism is arranged on the end of sieve plate, the moving knife of cutting movement is done including being fixed on the stationary knife and relative stationary knife of sieve plate end, at least one set of pressure roller is arranged on the front of straw chopping mechanism, and the straw chopping mechanism is connected with the discharging opening after straw chopping.The utility model need not coordinate rape combined harvester to be gathered in, and ensure that the Threshing of rape, and the rape stalk processing after threshing is convenient, has good application prospect for the rape harvesting of dispersion plantation.

Description

Rapeseed threshing and chopping machine

technical field

The utility model belongs to a rapeseed threshing machine, in particular to a rapeseed threshing and chopping machine.

Background technique

Due to the special agronomic requirements of rapeseed, many rapeseed harvesters currently on the market adopt the combined harvesting mode. However, due to the particularity of rapeseed pods, if the harvest time is early in the field, it will be difficult to thresh, and the seeds are not mature enough. It is not clean and the production efficiency is low. The harvest time is late. After the rape pods are fully ripe, the rapeseeds will fall off when touched. Combined harvesting has a large loss of threshing, and it is easy to affect production efficiency.

In addition, there is another rapeseed harvesting mode. The rapeseed stalks are harvested and concentrated in the air, and the rapeseed pods are dried and matured before being threshed by a thresher. Scattered and difficult to handle, causing difficulties in the handling of rapeseed stalks.

Utility model content

The technical problem solved by the utility model is: to provide an integrated machine for threshing and cutting of rapeseed in view of the above-mentioned defects existing in the threshing after harvesting and drying of rapeseed.

The utility model adopts following technical scheme to realize:

Rapeseed threshing and chopping integrated machine, including a threshing drum set on the frame, a straw chopping mechanism and several sets of pressing rollers; the passage between the threshing drum and the pressing rollers is connected by a sieve plate for rapeseed only , the head end of the sieve plate is the feed inlet for feeding rapeseed, and the bottom of the sieve plate is a hopper provided with a rapeseed outlet; the straw chopping mechanism is arranged at the end of the sieve plate, including a The fixed knife and the moving knife for cutting relative to the fixed knife, and at least one set of pressure rollers are arranged in front of the straw chopping mechanism, and the straw chopping mechanism is connected with the discharge port after straw chopping.

Further, multiple groups of the movable knives are fixed on the outer circumference of the cutting drum parallel to the fixed knives, and the movable knives perform cutting motion with the fixed knives as the cutting drum rotates.

Preferably, the movable knife is helically arranged on the outer wall of the cutting drum.

Furthermore, the rapeseed threshing and chopping integrated machine of the present utility model also includes a set of pressing rollers placed in front of the threshing drum, and protruding teeth for breaking up rapeseed pods are provided on the surface of the set of pressing rollers.

Each group of pressing rollers in the utility model is a parallel pressing roller arranged on a pair of rollers, and the channel gap between the group of pressing rollers in front of the threshing cylinder is greater than the channel gap of the pressing rollers in front of the straw shredding mechanism.

Further, the threshing cylinders are two vertically arranged in parallel, rakes are provided on the outer surface of the threshing cylinders, and the sieve plate passes through the channel between the two threshing cylinders.

The rapeseed threshing and chopping integrated machine of the utility model also includes a motor for driving the threshing drum, the cutting drum and the pressing roller; the output shaft of the motor is sequentially connected in series with the cutting drum, the threshing drum and the pressing roller through a multi-stage transmission mechanism.

Further, the group of pressing rollers located in front of the straw shredding mechanism is meshed and connected through synchronous gears, and the group of pressing rollers is respectively connected to the two threshing drums through a transmission mechanism.

Preferably, the transmission mechanism is at least one of a gear transmission mechanism, a chain transmission mechanism or a belt transmission mechanism.

A machine cover is provided on the frame of the rapeseed threshing and chopping machine of the utility model, and the threshing drum, the straw chopping mechanism and several groups of pressure roller covers are installed in a semi-closed cavity.

The utility model can uniformly thresh and chop the straw after the rape is harvested and dried, the rape pods are scattered and crushed by the pressing roller and the threshing roller arranged on the roller, and the rape material is conveyed under pressure. During the conveying process, The rapeseeds that come out of the rape pods are sieved and collected from the sieve plate, and the stalks after the sieved rapeseeds are directly chopped by the straw chopping mechanism, and another set of pressing rollers presses and fixes the straws during the cutting process. , for direct cutting.

From the above, the utility model does not need to cooperate with the rapeseed combine harvester to harvest, can ensure the threshing effect of the rapeseed after drying, and the threshed rapeseed straw is convenient to handle, and has a good application prospect for the harvesting of scattered planting rapeseed.

The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

Description of drawings

Fig. 1 is a front view of the internal structure of the rapeseed threshing and chopping machine in the embodiment (the transmission mechanism is removed).

Fig. 2 is a rear view of the internal structure of the rapeseed threshing and chopping machine in the embodiment (the transmission mechanism is removed).

Fig. 3 is a top view of the rapeseed threshing and chopping machine in the embodiment, mainly showing the arrangement of the motor and the transmission mechanism.

Labels in the figure:

11-frame, 12-hood, 13-inlet, 14-outlet, 15-sieve plate, 16-hopper, 17-rape seed outlet.

21-front upper pressure roller, 22-front lower pressure roller,

31-upper threshing drum, 32-lower threshing drum,

41-rear upper pressure roller, 42-rear lower pressure roller, 43-synchronous gear,

51-fixed knife, 52-cutting drum, 53-moving knife,

6-motor, 61-first pulley, 62-second pulley, 63-third pulley, 64-fourth pulley, 65-fifth pulley, 66-sixth pulley, 67-seventh with wheels.

detailed description

Example

Referring to Fig. 1 and Fig. 2, the rapeseed threshing and chopping integrated machine shown in the illustration is a preferred technical solution of the present utility model, which specifically includes a frame 11, a machine cover 12, a sieve plate 15, a hopper 16, and a front upper pressing roller 21 , the front lower pressure roller 22, the upper threshing cylinder 31, the lower threshing cylinder 32, the rear upper pressure roller 41, the rear lower pressure roller 42, the fixed knife 51, the cutting cylinder 52, the moving knife 53, the motor 6 and some transmission mechanisms. Wherein, the sieve plate 15 of the frame 11 is a screening part of rapeseed, which is respectively connected to the feed port 14 of the rapeseed and the straw cutting mechanism, and a group of front pressing rollers are arranged at the front end of the screen plate 15 for removing the stalks from the feed port 14. The rapeseed material sent in is rolled and conveyed, and the rapeseed pods are crushed and scattered at the same time. A threshing roller is installed in the middle section of the sieve plate 15, and the rapeseed material sent in is thoroughly broken up and threshed. The extracted rapeseed passes through the sieve plate The sieved rapeseeds are sieved into the hopper 16 below, and the sieved rapeseeds can be collected and packaged through the rapeseed outlet 17 at the bottom of the hopper 16, and a set of rear pressing rollers are provided at the end of the sieve plate for compacting the threshed rapeseed straws At the same time, it is transported to the rear straw chopping mechanism, and the rape straw is directly chopped by the fixed knife and the moving knife of the straw chopping mechanism, and then the chopped rape straw is output from the discharge port 14.

Specifically, the sieve plate 15 and the front pressing roller, the threshing cylinder and the rear pressing roller in this embodiment are all arranged on the frame 11, wherein the sieve plate 15 is equivalent to a conveying platform for rapeseed from threshing to chopping, and the machine cover 12 covers Installed on the frame 11, the sieve plate 15, the front pressure roller, the threshing cylinder, the rear pressure roller and the straw chopping mechanism are all set in a semi-closed cavity, and the semi-closed cavity is only provided with feeding materials at the front and rear positions Port 13 and discharge port 14 are used for rapeseed feeding and shredded straw discharge. The sieve holes on the sieve plate 15 should ensure that only rapeseed can pass through, so as to avoid excessive straw fragments entering the rapeseed through the sieve plate. Among them, a rapeseed outlet 17 is provided at the bottom of the hopper 16 below the sieve plate 15 for collecting the threshed rapeseed.

Wherein, the main component that carries out threshing to rape is the threshing drum, and the threshing drum comprises the upper threshing drum 31 and the lower threshing drum 32 parallel to the sieve plate 15, and the outer surfaces of the upper threshing drum 31 and the lower threshing drum 32 are provided with The rake teeth are used for disturbing and threshing the rapeseed material passing between the two threshing drums, and at the same time pushing the threshed rapeseed stalks to the rear straw shredding mechanism. In order to make the rake teeth on the lower threshing drum 32 also act on the rapeseed material on the sieve plate, the sieve plate 15 can be provided with a hollow area in the area between the two threshing drums to ensure that the rapeseed passes through normally, and the lower threshing drum 32 The rake teeth on the screen can also rotate to the top of the sieve plate through the hollow area to disturb the rapeseed materials.

The pressure rollers in this embodiment include two groups of front pressure rollers and rear pressure rollers, all of which are parallel pair of rollers. The front pressure rollers arranged in front of the threshing cylinder include front upper pressure rollers 21 and front lower pressure rollers 22. The group of front pressure rollers is located at the rear of the discharge port, the front upper pressure roller 21 is a driving roller, there is a certain gap between the two groups of pressure rollers, and the sieve plate 15 between the front upper pressure roller 21 and the front lower pressure roller 22 There is a hollow area on the top, the rapeseed material fed from the feed port 13 enters between the front upper pressure roller 21 and the front lower pressure roller 22, after being squeezed by the pressure roller, it is transported to the rear threshing drum, and at the same time passes through the squeezed of rapeseed emerging from the pod. In order to improve the extrusion and crushing effect of rapeseed materials, convex teeth can be arranged on the surface of the front pressing roller. The front upper pressure roller 21 and the front lower pressure roller 22 are continuously extruded and conveyed, pushing the incoming rape to the threshing cylinder.

After being threshed by the threshing drum, the rape straw is conveyed by the threshing drum to the rear pressure roller, and the rear pressure roller is located in front of the straw chopping mechanism, which is used to compact the threshed rape straw and transport it to the straw chopping mechanism, including The rear upper pressure roller 41 and the rear lower pressure roller 42 respectively located on the upper and lower sides of the sieve plate are the same as the front pressure roller, and the sieve plate 15 between the rear upper pressure roller 41 and the rear lower pressure roller 42 is also provided with a hollow area to facilitate threshing The last rape stalks are compressed and transported by two sets of rear pressure rollers, and transported to the straw chopping mechanism at the end of the sieve plate, and the straws are continuously chopped. The difference between the rear pressure roller and the front pressure roller is that the rear pressure roller is used to compress and fix the stalks for chopping, so the passage gap between the rear upper pressure roller 41 and the rear lower pressure roller 42 is smaller than that of the front pressure roller. The channel gap is convenient for pressing and fixing the rape stalks during the chopping process.

The rear upper pressing roller 41 is a driving roller. Since the rear upper pressing roller 41 and the rear lower pressing roller 42 are meshed and connected by two synchronous gears 43, the rear upper pressing roller 41 After driving, the lower pressure roller 42 is rotated synchronously and reversely,

The straw shredding mechanism of the present embodiment comprises a fixed knife 51 fixedly arranged at the end of the sieve plate 15 and a moving knife 53 for cutting relative to the fixed knife. The moving knife 53 is arranged on the outer circumference of the cutting drum 52, and the cutting drum 52 is parallel to the Fixed knife 51 is set, drives moving knife 53 to do circular motion by cutting drum 52, and the blade of moving knife 53 and the blade of fixed knife 51 are close to the rape stalk that rear pressure roller conveys continuously and chops. In practical application, more than two groups of moving knives 53 can be spirally arranged on the outer circumference of the cutting drum 52, so that a continuous shearing motion is formed between the moving knives 53 and the fixed knives 51, which is convenient for cutting the stalks into smaller pieces. .

Referring to FIG. 3 , in this embodiment, the threshing of rapeseed and the cutting of rape stalks are driven by the motor 6 fixed on the frame 11 . Motor 6 is arranged near discharge port 14, and first pulley 61 is fixedly installed on the output shaft of motor 6, and first pulley 61 is connected with second pulley 62 that is fixedly installed on cutting drum 52 by belt, and second pulley 62 is a double belt pulley, and is connected with the third belt pulley 63 that is fixedly installed on the rear upper pressure roller 41 by a belt, and the third belt pulley 63 is a double belt pulley, and is fixedly installed on the upper threshing drum by a belt. The fourth belt pulley 64 on the 31 is connected, and the fourth belt pulley 64 is a double belt pulley equally, and is connected with the fifth belt pulley 65 that is fixedly installed on the front upper pressure roller 21 by belt. In addition, the rear upper pressure roller 41 and the rear lower pressure roller 42 are driven through synchronous gear engagement, and the rear lower pressure roller 42 is coaxially fixed with a sixth pulley 66, and the sixth pulley 66 is fixedly installed on the lower threshing roller 66 through a belt. The seventh belt pulley 67 transmission on the drum 32 reversely stirs the threshing between the upper and lower threshing drums, and realizes the synchronous transmission of the cutting drum, the threshing drum and two groups of pressing rollers driven by the motor 6 in series. The above belts all use V-shaped synchronous belts. In practical applications, the pulleys and belts can also be replaced by gear transmission systems or sprocket transmission systems, and various transmission modes can also be mixed according to design requirements.

The working process of this embodiment is as follows: the motor 6 drives the cutting drum 52 to rotate through the belt, the cutting drum 52 drives the rear upper pressing roller 41 to rotate through the belt, and the rear upper pressing roller 41 drives the upper threshing drum 31 to rotate through the belt, while the rear upper pressing roller 41 also drives the rear lower pressure roller 42 to rotate through the synchronous gear at the other end, so that the rear pressure rollers rotate in opposite directions in pairs, so that the rear pressure roller can compress and transport the threshed rape straw, and the rear lower pressure roller 42 is driven by the belt to threshing The drum 32 rotates so that the lower threshing drum 32 rotates opposite to the upper threshing drum 31 . The upper threshing drum 31 drives the front upper pressure roller 21 to rotate through the belt, so as to realize the introduction and transportation of the rape material by the front pressure roller.

When working, start the motor 6 and feed the rapeseed material from the feed port 13. The rapeseed material is squeezed by the front pressure roller and conveyed between the upper and lower unloading drums for threshing. The sieve hole falls into the hopper 16 below, and then falls into the rapeseed packaging bag through the rapeseed outlet 17 at the bottom of the hopper 16. The threshed rape stalks enter between the rear pressure rollers, and the rape stalks are pressed and squeezed by the rear upper pressure roller 41 and the rear lower pressure roller 42, and then gradually conveyed to the rear cutting drum 52, and the movable knife 53 on the cutting drum and the sieve The fixed knife 51 on the board chops the rape stalks and throws them out through the discharge port 14 to complete the integrated operation from rapeseed threshing to rape stalk chopping.

The above embodiments have described the basic principles and main features of the present utility model and the advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above-mentioned embodiments, and what described in the above-mentioned embodiments and the description is only an illustration The specific working principle of the utility model, under the premise of not departing from the spirit and scope of the utility model, the utility model also has various changes and improvements, and these changes and improvements all fall within the scope of the utility model claimed for protection. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (10)

1. rape threshing shred all-in-one, it is characterised in that including the threshing cylinder being arranged in frame, straw chopping mechanism and Some groups of pressure rollers；

Passage between the threshing cylinder and pressure roller is connected by the sieve plate that only fuel feeding vegetable seed is sifted out, and the head end of the sieve plate is The charging aperture of rape is sent into, the lower section of sieve plate is the hopper exported provided with rapeseed；

The straw chopping mechanism is arranged on the end of sieve plate, including is fixed on the stationary knife of sieve plate end and is cut with respect to stationary knife The moving knife of motion, at least one set of pressure roller is arranged on after the front of straw chopping mechanism, the straw chopping mechanism and straw chopping Discharging opening connection.

2. all-in-one is shredded in rape threshing according to claim 1, multigroup moving knife is fixed on to be set parallel to stationary knife Cutting-cylinder excircle on, the moving knife does cutting movement with rotation and the stationary knife of cutting-cylinder.

3. all-in-one is shredded in rape threshing according to claim 2, the moving knife is into screw arrangement in the outer of cutting-cylinder Wall.

4. all-in-one, in addition to one group of pressure roller being placed in front of threshing cylinder are shredded in rape threshing according to claim 2, And the double wedge for breaing up rape pod is provided with the surface of this group of pressure roller.

5. all-in-one is shredded in rape threshing according to claim 4, every group of pressure roller is the parallel pressure roller set to roller, is taken off The path clearance between this group of pressure roller in front of grain roller is more than the pressure roller path clearance in front of straw chopping mechanism.

6. all-in-one is shredded in rape threshing according to claim 5, the threshing cylinder is two be arranged in parallel up and down, The outer surface of the threshing cylinder is provided with rake teeth, and the sieve plate is passed through from the passage between two threshing cylinders.

7. all-in-one, in addition to driving threshing cylinder, cutting-cylinder and pressure roller are shredded in rape threshing according to claim 6 Motor；

The output shaft of the motor is sequentially connected in series transmission by Multi-stage transmission mechanism and cutting-cylinder, threshing cylinder and pressure roller and connected Connect.

8. all-in-one is shredded in rape threshing according to claim 7, this group of pressure roller in front of straw chopping mechanism it Between engaged and connect by synchromesh gear, and this group of pressure roller passes through transmission mechanism and the drive connections of two threshing cylinders respectively.

9. all-in-one is shredded in rape threshing according to claim 8, the transmission mechanism is gear drive, Chain conveyer At least one of mechanism or tape handler.

10. the rape threshing chopping all-in-one according to any one of claim 1-9, the frame is provided with hood, will Threshing cylinder, straw chopping mechanism and some groups of pressure roller covers are in a semi-enclosed cavity.