CN217336511U - Small semi-automatic rice ear separating machine - Google Patents

Abstract

The utility model discloses a small-size semi-automatic ear of grain stripper, comprises an operation bench, establish first install bin on the operation panel, first install bin inside is equipped with the first driven sprocket through first drive belt interconnect, first drive sprocket and second driven sprocket, and establish first motor and be connected with first drive sprocket, establish the arc wall that a plurality of cross sections are the U type on the first drive belt, the opening is all established to the both sides of arc wall, the inside of first install bin is equipped with second drive sprocket and the third driven sprocket who connects through the second drive belt, and be equipped with the second motor and be connected with second drive sprocket, be equipped with on the second drive belt with arc wall complex spring clamp, the spring clamp passes through the second spring and is connected with the second drive belt, the spring clamp is equipped with two jack catchs that can respectively with the opening joint of arc wall, first install bin still is equipped with threshing mechanism. The device is reasonable in structure, can automatically fix the position of the rice ears, saves labor force and enhances threshing effect.

Description

Small semi-automatic rice ear separating machine

Technical Field

The utility model relates to the technical field of agricultural machinery, especially, relate to a small-size semi-automatic ear of grain stripper.

Background

The agricultural mechanization means that agriculture is changed from using hand tools and animal-drawn farm tools to using machines generally, is one of important contents of agricultural modernization, and the used machine is a basic characteristic of modern agriculture and has important effects on resource utilization, natural disaster resistance, popularization of modern agricultural technology, promotion of intensive agricultural operation, increase of unit yield and total yield, improvement of agricultural labor productivity, reduction of agricultural product cost, reduction of labor intensity of farmers and reduction of difference between industry and agriculture.

Along with the continuous development of science and technology for the machinery of agricultural modernization obtains better development prospect, people can use the rice ear of grain thresher to realize the effect of threshing with the rice ear on the rice now when reaping the rice, but present rice ear of grain thresher can't carry out automatic fixing to the rice ear when using, needs the handheld fixed of operating personnel, leads to the efficiency of threshing to reduce. Therefore, the utility model provides a small-size semi-automatic ear of rice stripper can carry out the automation to the position of ear of rice and fix, saves labour, improves work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a small-size semi-automatic ear of rice stripper can carry out the automation to the position of ear of rice and fix, saves labour, improves work efficiency.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a small semi-automatic rice ear separating machine comprises an operating platform, four supporting columns are fixedly installed at the lower end of the operating platform, a first installation box is fixedly arranged at the upper end of the operating platform, the cross section of the first installation box is L-shaped, a first driven sprocket, a first driving sprocket and a second driven sprocket are sequentially arranged below the inner portion of the first installation box from left to right, the first driven sprocket, the first driving sprocket and the second driven sprocket are all connected with the operating platform through supporting rods, the first driven sprocket, the first driving sprocket and the second driven sprocket are mutually connected through a first transmission belt, a first motor is fixedly installed on the inner wall of the first installation box, the free end of an output shaft of the first motor penetrates through the supporting rods and is fixedly connected with the first driving sprocket in a coaxial mode, a transmission table top is fixedly connected to the first installation box, the transmission table top is located at the left end of the first transmission belt and is as high as the first transmission belt, the first transmission belt is uniformly provided with a plurality of arc-shaped grooves at intervals, the arc-shaped grooves are fixedly connected with the first transmission belt through first springs, the cross section of each arc-shaped groove is U-shaped, the left side and the right side of each arc-shaped groove are provided with openings, the openings positioned on the left side of each arc-shaped groove are communicated with the outside, a second driving chain wheel and a third driven chain wheel are arranged above the inner part of the first installation box through supporting rods, a second motor is fixedly installed on the inner wall of the first installation box, the free end of an output shaft of the second motor penetrates through the supporting rods and is fixedly connected with the second driving chain wheel coaxially, the second driving chain wheel and the third driven chain wheel are connected through a second transmission belt, a plurality of spring clamps matched with the arc-shaped grooves are arranged on the second transmission belt and are fixedly connected with the second transmission belt through second springs, the spring clamps are provided with two jaw clamps which are hinged with each other and can be respectively clamped with the two openings of the arc-shaped grooves, the first installation box is provided with inlets for rice ears to enter at the positions corresponding to the transmission table top, and an outlet for rice ears to leave is arranged at the position corresponding to the right end of the first transmission belt, and a threshing mechanism is also arranged in the first mounting box.

The principle of the technical scheme is as follows: utilize first motor to drive first drive belt and rotate, first drive belt can drive the arc wall and rotate in the pivoted, make the ear of rice placed on the arc wall move to the right thereupon, the second motor can drive the second conveyer belt and rotate simultaneously, and then the position that drives the spring clamp takes place to remove, when spring clamp and arc wall move the position that corresponds from top to bottom, two claw clamps of spring clamp and two opening joints of arc wall, because one of them opening of arc wall is confined, then can avoid the joint unstable, and then fix the position of ear of rice.

Preferably, threshing mechanism includes threshing cylinder and collecting box, and threshing cylinder has two, all rotates with first install bin through the pivot to be connected, and threshing cylinder is located the below of first drive belt, and the through-hole has been seted up at the position that corresponds with threshing cylinder to the operation panel, and this through-hole department fixed mounting has the collecting box, and the collecting box setting is at the lower extreme of operation panel.

Through the device, two mutually matched threshing rollers are arranged, and the threshing rollers can rotate under the driving of falling rice ears, so that the contact area between the rice ears and the threshing rollers is larger, and the threshing is cleaner.

Preferably, the threshing cylinders are each arranged in longitudinal direction and are fixedly provided with helical relief on their outer surface.

By the device, the threshing effect on the rice ears can be enhanced, and the threshing efficiency is improved.

Preferably, the right-hand member of operation panel is equipped with the filter sieve, and a plurality of sieve meshes have been seted up to the lower extreme of filter sieve, and the filter sieve is located the top of collecting box to its inside toggle mechanism that is equipped with.

Through above-mentioned device, the ear of rice after threshing is sent into the filter sieve by first drive belt, is cleared up by toggle mechanism, can clear up remaining grain of rice on the ear of rice, improves the efficiency of threshing.

Preferably, toggle mechanism includes third motor, threaded rod and dials the claw, and fixed mounting has the second install bin on the support column, is equipped with the third motor in the second install bin, fixedly connected with threaded rod on the output shaft of third motor, and the free end of threaded rod passes through the bearing and is connected with the inner wall rotation of second install bin, and threaded connection has the claw of dialling on the threaded rod, and the spacing groove has been seted up to the upper wall of second install bin, dials the upper end of claw and wears out the spacing groove, is located the filter sieve.

Through the device, the poking claw can move repeatedly in the filter sieve under the driving of the third motor and the threaded rod, pokes the rice ears falling into the filter sieve, can improve threshing efficiency, prevents waste and avoids rice ears from being accumulated.

Compared with the prior art, the beneficial effect of this technical scheme:

(1) the first motor is arranged, and the first conveyor belt is driven by the first motor to convey the rice ears into the first mounting box for threshing, so that the fatigue caused by manual throwing is avoided, and the workload is reduced; the first mounting box is internally provided with two mutually matched threshing rollers, so that the contact area between the threshing rollers and the rice ears is larger, the threshing is cleaner, and the threshing rollers are provided with spiral convex grains, so that the threshing effect on the rice ears can be enhanced, and the threshing efficiency is improved; the first transmission belt and the second transmission belt are respectively provided with the arc-shaped groove and the spring clamp which are matched with each other, so that the ears of rice can be effectively fixed, the ears of rice are prevented from scattering, the threshing effect is enhanced, and the arc-shaped groove and the spring clamp can be automatically separated under the action of the first transmission belt and the second transmission belt, so that the ears of rice are released from being fixed, and the ears of rice and rice grains are conveniently separated; the right end of the operating platform is provided with a filter sieve with a poking and separating function, so that the threshed rice ears can be poked to separate residual rice grains, and the rice ears can be prevented from being stacked.

Drawings

FIG. 1 is a schematic view of a front view structure of a small semi-automatic rice ear separator according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of a small semi-automatic rice ear separator according to an embodiment of the present invention;

FIG. 3 is a schematic top view of a small semi-automatic rice ear separator according to an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of a small semi-automatic rice ear separator according to an embodiment of the present invention;

fig. 5 is a schematic view of a cross-sectional structure of a small semi-automatic ear-of-rice separating machine according to an embodiment of the present invention.

Detailed Description

The invention will be described in further detail with reference to the following drawings and embodiments:

reference numerals in the drawings of the specification include: 1-operation table, 2-support column, 3-first mounting box, 4-first driving sprocket, 5-second driven sprocket, 6-first driven sprocket, 7-first transmission belt, 8-transmission table top, 9-threaded rod, 10-stirring claw, 11-first motor, 12-arc groove, 13-first spring, 14-second driving sprocket, 15-third driven sprocket, 16-second motor, 17-second transmission belt, 18-spring clamp, 19-second spring, 20-second mounting box, 21-threshing roller, 22-collecting box, 23-filter sieve, 24-limit groove and 25-third motor.

As shown in figures 1-5, the utility model provides a small semi-automatic rice ear separating machine, which comprises an operation table 1, four supporting columns 2 are fixedly arranged at the lower end of the operation table 1, a first installation box 3 is fixedly arranged at the upper end of the operation table 1, the cross section of the first installation box 3 is L-shaped, a first driven sprocket 6, a first driving sprocket 4 and a second driven sprocket 5 are sequentially arranged at the lower part in the first installation box 3 from left to right, the first driven sprocket 6, the first driving sprocket 4 and the second driven sprocket 5 are all connected with the operation table 1 through supporting rods, the first driven sprocket 6, the first driving sprocket 4 and the second driven sprocket 5 are mutually connected through a first driving belt 7, a first motor 11 is fixedly arranged on the inner wall of the first installation box 3, the free end of an output shaft of the first motor 11 passes through the supporting rods and is fixedly connected with the first driving sprocket 4, a conveying table top 8 is fixedly connected to the first installation box 3, the conveying table top 8 is positioned at the left end of the first transmission belt 7 and is as high as the first transmission belt 7, a plurality of arc-shaped grooves 12 are uniformly arranged on the first transmission belt 7 at intervals, the arc-shaped grooves 12 are fixedly connected with the first transmission belt 7 through first springs 13, the cross section of each arc-shaped groove 12 is U-shaped, openings are formed in the left and right sides of each arc-shaped groove 12, the openings positioned on the left sides of the arc-shaped grooves are communicated with the outside, a second driving sprocket 14 and a third driven sprocket 15 are arranged above the first installation box 3 through supporting rods, a second motor 16 is fixedly installed on the inner wall of the first installation box 3, the free end of an output shaft of the second motor 16 penetrates through the supporting rods and is fixedly connected with the second driving sprocket 14 in a coaxial manner, the second driving sprocket 14 is connected with the third driven sprocket 15 through a second transmission belt 17, a plurality of spring clamps 18 matched with the arc-shaped grooves 12 are arranged on the second transmission belt 17, the spring clamp 18 is fixedly connected with a second transmission belt 17 through a second spring 19, the spring clamp 18 is provided with two claw clamps which are hinged with each other, the claw clamps can be respectively clamped with two openings of the arc-shaped groove 12, the first installation box 3 is provided with an inlet for rice ears to enter at a position corresponding to the transmission table top 8, an outlet for rice ears to leave is arranged at a position corresponding to the right end of the first transmission belt 7, and a threshing mechanism is further arranged inside the first installation box 3; the output shaft of first motor 11 rotates and can drive first drive sprocket 4 and first driven sprocket 6, second driven sprocket 5 takes place to rotate, rethread first drive belt 7 makes arc 12 take place the displacement, the output shaft of second motor 16 can drive second drive sprocket 14 and third driven sprocket 15 and take place to rotate, rethread second drive belt 17 drives spring clamp 18 and takes place to rotate, when arc 12 and spring clamp 18 removed upper and lower complex position, two jack catchs of spring clamp 18 insert respectively in the left and right sides opening of arc 12, fix the ear of rice.

Specifically, threshing mechanism includes threshing cylinder 21 and collecting box 22, and threshing cylinder 21 has two, all rotates with first install bin 3 through the pivot to be connected, and threshing cylinder 21 is located the below of first drive belt 7, and the through-hole has been seted up at the position that corresponds with threshing cylinder 21 to operation panel 1, and this through-hole department fixed mounting has collecting box 22, and collecting box 22 sets up the lower extreme at operation panel 1.

Specifically, the threshing cylinders 21 are longitudinally arranged, and spiral wales are fixedly arranged on the outer surfaces of the threshing cylinders; the ear of rice of fixed position is driven by first drive belt 7 and continues to move to the right, when the top of threshing cylinder 21, because the ear of rice has left conveying desktop 8, then can be drooping in the drive of self weight lower end, takes place the contact with threshing cylinder 21 and threshes, and at this moment, arc wall 12 and spring clamp 18 all take place the slope, drive first spring 13 and second spring 19 and take place deformation, still can fix the position of ear of rice, conveniently thresh.

Specifically, the right end of the operating platform 1 is provided with a filter sieve 23, the lower end of the filter sieve 23 is provided with a plurality of sieve pores, and the filter sieve 23 is positioned above the collecting box 22 and is internally provided with a shifting mechanism.

Specifically, the shifting mechanism comprises a third motor 25, a threaded rod 9 and a shifting claw 10, a second installation box 20 is fixedly installed on the support column 2, the third motor 25 is arranged in the second installation box 20, the threaded rod 9 is fixedly connected to an output shaft of the third motor 25, the free end of the threaded rod 9 is rotatably connected with the inner wall of the second installation box 20 through a bearing, the shifting claw 10 is connected to the threaded rod 9 through a thread, a limiting groove 24 is formed in the upper wall of the second installation box 20, and the upper end of the shifting claw 10 penetrates through the limiting groove 24 and is located in the filter sieve 23; in the process of continuing moving to the right after contact threshing, the spring clamp 18 and the arc-shaped groove 12 are respectively driven by the second transmission belt 17 and the first transmission belt 7 to separate, then reset under the action of the second spring 19 and the first spring 13, the rice ears are not fixed at the moment, then fall into the filter sieve 23, meanwhile, the output shaft of the third motor 25 rotates to drive the threaded rod 9 to rotate, so that the shifting claw 10 in threaded connection with the threaded rod generates left and right displacement under the action of the limiting groove 24, the rice ears entering the filter sieve 23 are shifted to separate residual rice grains on the shifting claw, and the separated rice grains fall into the collection box 22 through the sieve mesh at the lower end of the filter sieve 23.

The specific implementation process is as follows: starting the first motor 11, the second motor 16 and the third motor 25, at this time, under the driving action of the first motor 11, the first driving sprocket 4 can drive the first driven sprocket 6 and the second driven sprocket 5 to rotate through the first driving belt 7, so that the arc-shaped groove 12 is displaced, and at the same time, under the driving action of the second motor 16, the second driving sprocket 14 can drive the third driven sprocket 15 to rotate through the second driving belt 17, so that the spring clamp 18 rotates in cooperation with the arc-shaped groove 12; then the rice ears are placed on the conveying table top 8, the cutting ends of the rice ears are in contact with the arc-shaped grooves 12, the rice ears are driven to move rightwards under the action of the first transmission belt 7, and the cutting ends of the rice ears are fixed under the combined action of the arc-shaped grooves 12 and the spring clamps 18 in the moving process of the rice ears; when the rice ears move to the position above the threshing cylinder 21, one end of the rice ears sags due to the self weight and contacts with the threshing cylinder 21 for threshing, at the moment, the cutting ends of the rice ears are still fixed by the arc-shaped grooves 12 and the spring clamps 18, and the fallen rice grains fall into the collection box 22; when the ear of rice after threshing continues to move the right-hand member of operation panel 1, spring clamp 18 and arc wall 12 take place to separate, the ear of rice is no longer fixed, then send into filter sieve 23, stir claw 10 this moment and be driven by third motor 25 and control in filter sieve 23 the removal repeatedly, can stir the ear of rice after threshing, separate remaining grain of rice on it, the grain of rice is stirred and falls to collection box 22 in, and clean up's ear of rice is then collected by the one side of moving filter sieve 23, in order to conveniently carry out the clearance of stirring next time.

The above description is only an example of the present invention, and the detailed technical solutions and/or characteristics known in the solutions are not described too much here. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (5)

1. The utility model provides a small-size semi-automatic ear of rice stripper which characterized in that: the automatic transmission mechanism comprises an operating table (1), four supporting columns (2) are fixedly mounted at the lower end of the operating table (1), a first installation box (3) is fixedly arranged at the upper end of the operating table (1), the cross section of the first installation box (3) is L-shaped, a first driven sprocket (6), a first driving sprocket (4) and a second driven sprocket (5) are sequentially arranged below the inner portion of the first installation box (3) from left to right, the first driven sprocket (6), the first driving sprocket (4) and the second driven sprocket (5) are connected with the operating table (1) through supporting rods, the first driven sprocket (6), the first driving sprocket (4) and the second driven sprocket (5) are connected with one another through a first transmission belt (7), a first motor (11) is fixedly mounted on the inner wall of the first installation box (3), and the free end of an output shaft of the first motor (11) penetrates through the supporting rods, with first driving sprocket (4) coaxial center fixed connection, fixedly connected with conveying desktop (8) on first install bin (3), conveying desktop (8) are located the left end of first drive belt (7), and highly the same with first drive belt (7), even a plurality of arc wall (12) that are equipped with of interval on first drive belt (7), arc wall (12) are through first spring (13) and first drive belt (7) fixed connection, the cross section of arc wall (12) is the U type, all is equipped with the opening in its left and right sides, is located its left opening and external intercommunication, be equipped with second driving sprocket (14) and third driven sprocket (15) through branch above the inside of first install bin (3), the inner wall fixed mounting of first install bin (3) has second motor (16), the output shaft free end of second motor (16) passes branch, with second drive sprocket (14) is with axle center fixed connection, second drive sprocket (14) and third driven sprocket (15) are connected through second drive belt (17), be equipped with a plurality of spring clamps (18) with arc wall (12) matched with on second drive belt (17), spring clamp (18) are through second spring (19) and second drive belt (17) fixed connection, spring clamp (18) are equipped with two articulated claw clamps each other, the claw clamp can be respectively with two opening joint of arc wall (12), first install bin (3) are equipped with the import that supplies the ear of rice to get into in the position that corresponds with conveying desktop (8) to and be equipped with the export that leaves for the ear of rice in the position that corresponds with first drive belt (7) right-hand member, the inside of first install bin (3) still is equipped with threshing mechanism.

2. The small semi-automatic ear thresher of claim 1, characterized in that: threshing mechanism includes threshing cylinder (21) and collecting box (22), threshing cylinder (21) have two, all rotate with first install bin (3) through the pivot and are connected, threshing cylinder (21) are located the below of first drive belt (7), the through-hole has been seted up in the position that corresponds with threshing cylinder (21) in operation panel (1), and this through-hole department fixed mounting has collecting box (22), collecting box (22) set up the lower extreme at operation panel (1).

3. The small semi-automatic rice ear thresher according to claim 2, characterized in that: the threshing cylinders (21) are arranged along the longitudinal direction, and spiral wales are fixedly arranged on the outer surfaces of the threshing cylinders.

4. The small semi-automatic ear thresher of claim 1, characterized in that: the filter screen is characterized in that a filter screen (23) is arranged at the right end of the operating platform (1), a plurality of screen holes are formed in the lower end of the filter screen (23), the filter screen (23) is located above the collecting box (22), and a shifting mechanism is arranged in the filter screen.

5. The small semi-automatic rice ear thresher according to claim 4, characterized in that: toggle mechanism includes third motor (25), threaded rod (9) and stirs claw (10), fixed mounting has second install bin (20) on support column (2), be equipped with in second install bin (20) third motor (25), fixedly connected with on the output shaft of third motor (25) threaded rod (9), the free end of threaded rod (9) passes through the bearing and is connected with the inner wall rotation of second install bin (20), threaded rod (9) are gone up threaded connection and are had stir claw (10), spacing groove (24) have been seted up to the upper wall of second install bin (20), stir the upper end of claw (10) and wear out spacing groove (24), be located in filter sieve (23).

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