CN220986732U

CN220986732U - Wheat threshing device

Info

Publication number: CN220986732U
Application number: CN202321928229.2U
Authority: CN
Inventors: 王旭; 杜小薇
Original assignee: Zhongning Donghua Grain And Oil Purchase And Sales Co ltd
Current assignee: Zhongning Donghua Grain And Oil Purchase And Sales Co ltd
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2024-05-24
Anticipated expiration: 2033-07-21

Abstract

The utility model provides a threshing device, which comprises a frame, wherein the frame is provided with a threshing mechanism and a screening mechanism, the threshing mechanism comprises two crushing rollers and a stirring roller arranged between the two crushing rollers, a plurality of conveying shaft rollers are arranged below the crushing rollers and the stirring roller, a plurality of crushing teeth are uniformly distributed and welded on the roller wall of the crushing rollers, and five stirring sheets are uniformly welded on the roller wall of the stirring roller by taking the central line of a roller body as the circle center; the screening mechanism comprises a blower unit arranged on the frame and a porous screening plate arranged below the conveying shaft roller, the periphery of the porous screening plate is connected with the frame through a rubber shock absorption column, connecting rods are welded on two sides of the porous screening plate, the connecting rods are inserted with transmission rods, and the transmission rods are connected with an output shaft of the vibration motor. The utility model can not only carry out multiple screening on crushed wheat straws and wheat, but also has simple equipment structure and low manufacturing cost, and can adapt to various complex environments in the field.

Description

Wheat threshing device

Technical Field

The utility model mainly relates to the technical field of wheat processing, in particular to a wheat threshing device.

Background

In the processing process of wheat, wheat grains are separated and collected by a wheat thresher from raw materials, and the wheat thresher is used as a common processing instrument, so that the wheat thresher has an irreplaceable effect on the processing work after wheat harvesting, and more products appear in the technical research and development market of the wheat thresher at present.

According to the threshing device of the wheat threshing machine provided by the patent document publication No. CN203155273U, the threshing device comprises a screen drum, wherein the inner surface of the screen drum is uneven, a main shaft is arranged in the screen drum, a belt pulley is arranged at one end of the main shaft and connected with a belt pulley on a motor through a belt, a plurality of threshing plates are sleeved on the main shaft, the threshing plates are staggered and form a spiral shape, and manganese steel blocks are welded at two ends of each threshing plate. The utility model has the advantages of simple structure, long service life and cost saving.

The wheat threshing equipment is used for finishing threshing by impacting the rough surface of the wheat and the manganese steel block in the wheat threshing process, but no additional screening mechanism is arranged on the crushed wheat stalks and the wheat produced in the wheat threshing process, and screening is not accurate enough.

Disclosure of utility model

The utility model mainly provides a wheat threshing device which is used for solving the technical problems in the background technology.

The technical scheme adopted for solving the technical problems is as follows:

The threshing mechanism comprises two crushing rollers and a stirring roller arranged between the two crushing rollers, a plurality of conveying shaft rollers are arranged below the crushing rollers and the stirring rollers, a plurality of crushing teeth are uniformly welded on the roller wall of the crushing rollers, and five stirring sheets are uniformly welded on the roller wall of the stirring roller by taking the central line of a roller body as the circle center;

The screening mechanism comprises a blower unit arranged on one side of the frame and a porous screening plate arranged below the conveying shaft roller, wherein the periphery of the porous screening plate is connected with the frame through a rubber shock absorption column, connecting rods are symmetrically welded on two sides of the porous screening plate, the connecting rods are connected with transmission rods in a penetrating mode, and the other ends of the transmission rods are connected with an output shaft of the vibration motor.

Further, the rotation directions of the breaking roller and the poking roller are opposite to the rotation directions of the conveying shaft rollers below.

Further, the frame is still including being equipped with feed inlet and discharge gate, the blower unit sets up in the below of feed inlet and passes through bolted connection with the outer wall of frame, the discharge gate outside is provided with the draw runner board, the draw runner board is including baffle and the slide board of setting in the baffle lower limb, baffle lower limb and slide board integrated into one piece, just slide board one end seals.

Further, be provided with the collection passageway of being connected through the nut with the frame at the draw runner plate lower extreme, the collection passageway is the cuboid structure and both sides opening that the inside was drawn out, and the frame outer wall is located the collection passageway opening part and is equipped with the collection string bag.

One of the openings is close to one side of the frame, and a collecting net bag is arranged outside the opening on the other side.

Further, the vibrating motor is located at the lower end of the collecting channel, a protection box is arranged outside the collecting channel, and an output shaft of the vibrating motor movably penetrates through the protection box and extends to the outside to be detachably connected with a corresponding transmission rod.

Further, a collecting bucket welded and fixed with the frame is arranged below the hole screening plate, and two hooks for connecting the collecting bags are welded on two sides of the lower edge of the collecting bucket.

Compared with the prior art, the utility model has the beneficial effects that:

According to the wheat straw separating machine, the two smashing rollers rotating at high speed are matched with the conveying shaft rollers, so that the placed wheat can be smashed rapidly, and the blown wheat straw mixture can be screened for multiple times through the porous screening plate which is arranged below the conveying rollers and vibrates at high speed and the collecting net which is arranged on one side of the machine frame, so that the integral separating effect is improved.

The utility model will be explained in detail below with reference to the drawings and specific embodiments.

Drawings

FIG. 1 is an isometric view of the overall internal structure of the present utility model;

FIG. 2 is an overall exterior isometric view of the present utility model;

FIG. 3 is a schematic diagram of a gearset connection according to the present utility model.

In the figure: 1. a frame; 2. a threshing mechanism; 3. a screening mechanism; 4. a height adjusting mechanism; 51. a feed inlet; 52. a discharge port; 53. a collection bucket; 100. a crushing roller; 101. a pulling roller; 102. a conveying shaft roller; 103. breaking teeth; 104. a driving plate; 111. a chute plate; 200. a motor; 201. a vibration motor; 300. a blower unit; 301. a porous screening plate; 302. a transmission rod; 401. a hook; 502. a collection channel; 21. a gear; 22. a track; 31. support legs; 501. collecting the net bag.

Detailed Description

In order that the utility model may be more fully understood, a more particular description of the utility model will be rendered by reference to the appended drawings, in which several embodiments of the utility model are illustrated, but which may be embodied in different forms and are not limited to the embodiments described herein, which are, on the contrary, provided to provide a more thorough and complete disclosure of the utility model.

The terms "between," "below," "one side," "uniform," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly connected to one of ordinary skill in the art to which this utility model belongs, and the knowledge of terms used in the description of this utility model herein for the purpose of describing particular embodiments is not intended to limit the utility model, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Examples

Referring to fig. 1, 2 and 3, the application provides a threshing device, which comprises a frame 1, wherein the frame 1 comprises a threshing mechanism 2 and a screening mechanism 3, the threshing mechanism 2 comprises two crushing rollers 100 and a poking roller 101 arranged between the two crushing rollers 100, a plurality of conveying shaft rollers 102 are arranged below the crushing rollers 100 and the poking roller 101, the rotation directions of the crushing rollers 100 and the poking roller 101 are opposite to those of the conveying shaft rollers 102 below, wheat enters the threshing mechanism 2 from a feed inlet 51, a plurality of crushing teeth 103 are uniformly welded on the roller wall of the crushing rollers 100, five poking plates 104 serving as circle centers are uniformly welded on the roller wall of the poking roller 101 in an equal division manner, the conveying shaft rollers 102 are sequentially arranged along the peripheries of the crushing rollers 100 and the poking roller 101 to increase friction force with wheat stalks, free rotation is carried out under the friction of the wheat, the wheat is assisted, and the wheat is finally beaten out from a chute plate 111; the two ends of the two crushing rollers 100 and the stirring roller 101 are respectively connected with bearings in a penetrating way through central rotating shafts, the two crushing rollers 100 and the stirring roller 101 are respectively fixed on the inner wall of a coaming on the frame 1 through bearings and are in rotary detachable connection, the same end of the central rotating shafts of the two crushing rollers 100 and the stirring roller 101 are respectively penetrated and fixed with gears 21, the outer wall of a shell of the frame 1 is provided with a motor 200 through bolts, the output end of the motor 200 penetrates through the shell and is detachably connected with the central rotating shaft of one crushing roller 100, the gears 21 on the central rotating shaft of the crushing roller 100 are in transmission connection with the other gears 21 on the central rotating shaft of the stirring roller 101 through tracks 22, the other gears 21 on the central rotating shaft of the stirring roller 101 are connected with the gears on the central rotating shaft of the other crushing roller 100 through a transmission belt 22, a controller is arranged on one side outside the frame 1 and is electrically connected with electrical elements in the device through wires, and the two ends of the stirring roller 101 are respectively penetrated and connected with bearings through the central rotating shafts through the bearings.

When a farmer is wheat threshing, the device is started through the controller, the motor 200 works to drive the connected crushing roller 100 to rotate, the gear 21 arranged in the middle of the two crushing rollers 100 drives the gear 21 on the poking roller 101 to rotate through the crawler 22, the other gear 21 arranged in the middle of the poking roller 101 drives the other crushing roller 100 to rotate through the crawler 22, at the moment, the farmer puts a collected wheat ear down into the feed inlet 51, the high-speed rotating crushing roller 100 conveys the wheat into the frame 1, meanwhile, the crushing teeth 103 welded on the crushing roller 100 separate wheat grains from wheat stalks, the poking roller 101 positioned in the middle of the two crushing rollers 100 conveys the wheat in the first time to the crushing roller of the rear crushing roller 100 to carry out second threshing, and the plurality of conveying shafts 102 below the crushing roller 100 and the poking roller 101 can increase friction between the wheat and the crushing roller 100 and the poking roller 101, the wheat grains and the wheat stalks drop out of the wheat through the gaps of the conveying shafts 102 to the frame 301, and the wheat stalks are fixed on the frame 111, and the wheat stalks are removed from the frame is fixed on the frame 111. The wheat threshing efficiency can be effectively improved by matching the two high-speed rotating crushing rollers 100 with a plurality of conveying shaft rollers 102, and the wheat threshing machine is simple to operate and high in popularization.

Referring to fig. 1 and 2, the screening mechanism 3 includes a blower unit 300 disposed at one side of the frame 1, a porous screening plate 301 disposed below the conveying shaft roller 102, the frame 1 further includes a feed inlet 51 and a discharge outlet 52, the blower unit 300 disposed above one side of the porous screening plate 301 and controlled by a controller is connected below the feed inlet 51 through a nut, both horizontal ends of the blower unit are provided with a strip-shaped air supply outlet and a whole surface air outlet, and a surrounding plate at one side of the blower unit 300 is penetrated with a plurality of circular holes; the periphery of the porous screening plate 301 is connected with the frame 1 through rubber shock absorption columns, connecting rods are symmetrically welded on two sides of the porous screening plate 301, a transmission rod 302 is connected with the connecting rods in a penetrating way, the other end of the transmission rod 302 is connected with an output shaft of a vibration motor 201 which is connected with a controller in a control way, vibration generated by the vibration motor 201 is transmitted to the porous screening plate 301 through the transmission rod 302, a chute plate 111 is arranged outside a discharge hole 52 of the frame 1, the chute plate 111 comprises a baffle plate and a chute plate arranged on the lower edge of the baffle plate, the lower edge of the baffle plate is integrally formed with the chute plate, one end of the chute plate is sealed, wheat straws which are subjected to wheat threshing are collected to one side of the frame 1 through the chute plate 111 when the wheat straws are sent out from the discharge hole 52, a collecting channel 502 connected with the frame 1 through nuts is arranged at the lower end of the chute plate 111, the collecting channel 502 is of a cuboid structure with hollow inside and two sides open, one opening is close to one side of the frame 1, the collecting net bags 501 are arranged outside the opening on the other side, the collecting channel 502 is used for collecting lighter wheat and crushed wheat stalks blown out by the blower unit 300, the detachable collecting net bags 501 arranged on the other side are used for collecting the lighter wheat and the crushed wheat stalks, the vibrating motor 201 is positioned at the lower end of the collecting channel 502, the outside is provided with a protective box, the output shaft of the vibrating motor 201 movably penetrates the protective box and extends to the outside to be detachably connected with the corresponding transmission rod 302, the collecting hopper 53 fixed with the frame 1 by welding is arranged below the porous screening plate 301, two hooks 401 used for connecting the collecting bags are welded on the two sides of the lower edge of the collecting hopper 53, after the wheat falls from the porous screening plate 301, the wheat is collected by the collecting hopper 53 and finally falls into the collecting bag fixed on the rack 1 through the hook 401, and wheat harvesting is finally completed.

When the crushed wheat straw and wheat fall onto the half-space or porous screening plate 301 through the gap of the conveying shaft roller 102, lighter wheat and crushed wheat straw can be blown to the collecting channel 502 by the blower unit 300 arranged on one side of the machine frame 1 and finally collected into the collecting net bag 501, after a certain workload is completed, the collecting net bag 501 can be detached for manual screening, and the wheat falling onto the porous screening plate 301 can movably penetrate through the protective box and extend to the outside through the output shaft of the vibrating motor 201 to be detachably connected with the corresponding transmission rod 302, so that the porous screening plate 301 is driven to vibrate, the wheat is vibrated from the holes of the porous screening plate 301 and finally collected into the collecting hopper 53 to be collected, and a farmer can hang the collecting bag on a hook welded on the machine frame 1 to finish storage. The screening accuracy and efficiency of wheat are greatly improved through the cooperation of the blower unit 300 and the porous screening plate 301, and the error rate of wheat threshing is greatly reduced through the collecting net bag 501 arranged on one side of the rack 1.

The specific operation mode of the utility model is as follows:

Firstly, a farmer starts the device through a controller, a motor 200 works to drive a connected crushing roller 100 to rotate, the crushing roller 100 rotates to drive a gear 21 arranged on a poking roller 101 to rotate through a crawler 22, another gear 21 arranged on the poking roller 101 rotates to drive another crushing roller 100 to rotate through the crawler 22, after the farmer puts a collected wheat ear down into a feed inlet 51, the high-speed rotating crushing roller 100 conveys the wheat into a rack 1, meanwhile, crushing teeth 103 welded on the crushing roller 100 separate wheat grains from wheat stalks, a poking roller 101 positioned between the two crushing rollers 100 conveys the wheat in one pass to a crushing roller of the next crushing roller 100 to carry out second wheat threshing, a plurality of conveying shaft rollers 102 below the crushing roller 100 and the poking roller 101 can increase friction force between the wheat and the crushing roller 100 and the poking roller 101, when wheat grains and crushed wheat stalks fallen from wheat fall onto the porous screening plate 301 through the gap of the conveying shaft roller 102, lighter wheat and crushed wheat stalks can be blown to the collecting channel 502 by the blower unit 300 arranged on one side of the machine frame 1 and finally collected into the collecting net bag 501, after a certain workload is completed, the collecting net bag 501 can be detached for manual screening, the transmission rod 302 connected with the output shaft of the vibrating motor 201 arranged on one side of the machine frame 1 is detachably connected, the porous screening plate 301 is driven to vibrate, the wheat fallen onto the porous screening plate 301 can be vibrated from the holes of the porous screening plate 301 and finally collected into the collecting hopper 53, and a farmer can hang the collecting bag on the hook welded on the machine frame 1 to finish storage.

While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the embodiments described above, but is intended to be within the scope of the utility model, as long as such insubstantial modifications are made by the method concepts and technical solutions of the utility model, or the concepts and technical solutions of the utility model are applied directly to other occasions without any modifications.

Claims

1. The utility model provides a wheat threshing device, includes frame (1), its characterized in that, frame (1) includes threshing mechanism (2) and screening mechanism (3), threshing mechanism (2) are including two smash roller (100) and set up in two stir roller (101) between smashing roller (100), just smash roller (100) and stir roller (101) below and be equipped with a plurality of conveying shaft roller (102), evenly weld on the roll wall of smashing roller (100) a plurality of and smash tooth (103), stir five stir piece (104) have equally to divide welding on the roll wall of stir roller (101) with the roll body central line as the centre of a circle;

screening mechanism (3) are including setting up in blower unit (300) of frame (1) one side and being located porous screening board (301) of carrying shaft roller (102) below, porous screening board (301) are connected through the rubber shock-absorbing column all around with frame (1), porous screening board (301) both sides symmetry welding has the connecting rod, and the connecting rod alternates to be connected with transfer line (302), the output shaft of transfer line (302) other end and vibrating motor (201) is connected.

2. A threshing device according to claim 1, characterized in that the direction of rotation of the crushing roller (100) and the toggle roller (101) is opposite to the direction of rotation of the several conveying shaft rollers (102) below.

3. The wheat threshing device according to claim 1, characterized in that two sides of the frame (1) are respectively provided with a feed inlet (51) and a discharge outlet (52), the blower unit (300) is arranged below the feed inlet (51) and is connected with the outer wall of the frame (1) through bolts, a chute plate (111) is arranged outside the discharge outlet (52), the chute plate (111) comprises a baffle and a chute plate arranged at the lower edge of the baffle, the lower edge of the baffle is integrally formed with the chute plate, and one end of the chute plate is sealed.

4. A threshing device according to claim 3, characterized in that the lower end of the chute plate (111) is provided with a collecting channel (502) connected with the frame (1) through nuts, the collecting channel (502) is of a cuboid structure with hollowed inside and is provided with openings on two sides, and a collecting net bag (501) is arranged at the opening of the collecting channel (502) on the outer wall of the frame (1).

5. The threshing device according to claim 4, wherein the vibrating motor (201) is located at the lower end of the collecting channel, a protecting box is arranged outside the vibrating motor (201), the protecting box is connected with the frame (1) through bolts, and an output shaft of the vibrating motor (201) movably penetrates through the protecting box and extends to the outside to be detachably connected with a corresponding transmission rod (302).

6. A threshing device according to claim 1, characterized in that a collecting bucket (53) welded and fixed with the frame (1) is arranged below the porous screening plate (301), and two hooks (401) for connecting the collecting bags are welded on two sides of the lower edge of the collecting bucket (53).