CN112774764A

CN112774764A - Rice huller with frequency conversion vibration feeding function

Info

Publication number: CN112774764A
Application number: CN202110166360.9A
Authority: CN
Inventors: 陈建权
Original assignee: Zhuji Grain Engineering Machinery Co ltd
Current assignee: Zhuji Grain Engineering Machinery Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-05-11

Abstract

The invention relates to the technical field of rice huller design, and discloses a rice huller with a variable-frequency vibration feeding function, which comprises a machine body, a feeding hopper, a blanking plate, two rubber rollers, a discharging port, an extraction pipe and an air inlet, wherein a first guide plate is arranged at the upper end in the feeding hopper, a second guide plate is also arranged at one side of the first guide plate in the feeding hopper, the lower end of the first guide plate inclines towards one side of the second guide plate, a rotating shaft is arranged at the lower end of the second guide plate in the machine body, feeding blades are arranged on the peripheral side of the rotating shaft, and a driving motor used for connecting the rotating shaft is arranged outside the feeding hopper. After in the corn got into the feeder hopper, utilized driving motor to drive pivot and feeding paddle to rotate, feeding paddle can overturn the corn between first deflector and the second deflector this moment, applyed decurrent effort to the corn to can reduce the corn and take place the possibility of blockking up between first deflector and second deflector.

Description

Rice huller with frequency conversion vibration feeding function

Technical Field

The invention relates to the technical field of rice huller design, in particular to a rice huller with a variable-frequency vibration feeding function.

Background

The rice huller is a grain processing machine for hulling rice to obtain brown rice. It can remove the hull of the rice, reduce the waist burst and the damage of the epidermis of the rice grains and keep the integrity of the brown rice as much as possible.

At present, chinese patent publication No. CN205613467, published as 2016, 10, and 5, discloses a rice huller separation device, which comprises a rice huller, a separation bin mounted on the rice huller, a filter plate mounted on the separation bin, a side air inlet and a bottom air inlet respectively formed on the separation bin, and a rice hull air guide outlet mounted on the separation bin. The side air inlet and the bottom air inlet are respectively externally connected with a high-pressure air source, so that the effect of automatically separating rice and rice hulls is achieved.

After the paddy enters the feed hopper, the separator of the rice huller utilizes the extrusion and the twisting and tearing of the two rubber rollers after the two rubber rollers are close to each other, thereby realizing the separation of the brown rice and the rice hull of the paddy; the brown rice falls from the lower part, and the rice hulls are sucked away by a high-pressure air suction device; but a large amount of unhusked rice is behind the entering feeder hopper because be hopper-shaped in the feeder hopper, so unhusked rice takes place to block up in the feeder hopper very easily to lead to unhusked whereabouts in the feeder hopper of following of unhusked rice.

Disclosure of Invention

The invention aims to provide a rice huller with a variable-frequency vibration feeding function, which can facilitate rice to smoothly fall in a feed hopper.

The technical purpose of the invention is realized by the following technical scheme: a rice huller with variable-frequency vibration feeding function comprises a machine body, a feeding hopper, two blanking plates, two air inlets, a first guide plate, a second guide plate, a support and a second guide plate, wherein the feeding hopper is positioned at the upper end of the machine body, the blanking plates are positioned in the machine body and extend downwards from one side of the feeding hopper in an inclined mode, the two blanking plates are rotatably connected in the machine body and are used for extruding and rubbing rubber rolls for tearing paddy rice, the discharge port is positioned below the machine body and used for allowing brown rice to fall, the extraction pipe is positioned at the side edge of the machine body and used for sucking away the paddy rice hulls, and the air inlets are positioned below the side edge of the machine body, the rice grain discharging device is characterized in that a variable frequency vibration motor is arranged on the support, a buffering material receiving box is arranged on the upper side of the variable frequency vibration motor, a discharging opening is formed in one end, close to the blanking plate, of the buffering material receiving box, a blanking height difference for overflowing dust in rice is reserved between the first guide plate and the buffering material receiving box, a dust suction pipe which penetrates through the feeding hopper and extends to the upper side of the buffering material receiving box is arranged on the extraction pipe, an extraction cover is arranged at the end part of the dust suction pipe, and the extraction cover is inclined and connected to the lower end of the second guide plate at the upper side; still be provided with the vibration board in the buffering connects the material box, the both sides of vibration board all are provided with the linking arm that the tip articulates in feed opening department, the buffering connects the material box and is located the one end internal rotation of keeping away from the feed opening and is connected with the installation axle that is located the vibration board below, install the epaxial vibration cam that is provided with, the buffering connects the material box outside to be provided with the servo motor who is connected with the installation axle.

The invention is further provided with: the material guide plate is arranged on one side, close to the discharge port, of the machine body, the connecting shaft is arranged on the upper side, close to the material guide plate, of the machine body, material turning blades are arranged on the periphery of the connecting shaft, and a material turning motor connected with the connecting shaft is arranged on the outer side of the machine body.

The invention is further provided with: the stirring paddle is L-shaped, and the upper end of the stirring paddle is connected to the connecting shaft.

The invention is further provided with: and a striker plate which extends obliquely and downwards is arranged on one side of the air inlet in the machine body.

In conclusion, the invention has the following beneficial effects:

1. after the paddy enters the feed hopper, the first guide plate and the second guide plate are firstly utilized to guide the paddy, so that the paddy can fall down accurately, wherein the driving motor is utilized to drive the rotating shaft and the feeding paddle to rotate, at the moment, the feeding paddle can turn over the paddy between the first guide plate and the second guide plate and apply downward acting force to the paddy, and therefore the possibility that the paddy is blocked between the first guide plate and the second guide plate can be reduced;

the paddy falling from the space between the first guide plate and the second guide plate can fall into the buffering material receiving box, wherein the variable frequency vibration motor connected with the lower side of the buffering material receiving box is utilized, and the variable frequency vibration motor can vibrate the buffering material receiving box after operation, so that the paddy in the buffering material receiving box can uniformly fall from the material outlet, and the paddy can be extruded and rubbed and torn conveniently and efficiently by the two rubber rollers; meanwhile, the situation that the paddy is accumulated in the buffering material receiving box can be avoided through the vibration of the variable-frequency vibration motor; the falling speed of the paddy can be changed by changing the vibration frequency of the variable frequency vibration motor, so that the paddy can be adapted to different processing conditions;

meanwhile, more dust is often contained in the rice entering the feed hopper, and at the moment, the falling height difference between the first guide plate and the buffering material receiving box is utilized, so that when the rice falls onto the buffering material receiving box, the potential energy of the rice enables the rice to collide violently, and the dust between the rice can overflow; then, one end of the dust suction pipe is connected with the extraction pipe, the other end of the dust suction pipe is connected with the extraction cover, the extraction cover is inclined, the upper side of the extraction cover is connected to the lower end of the second guide plate, and the extraction cover can efficiently absorb the spilled dust;

the vibrating plate in the buffering material receiving box is reused, the end part of the connecting arm of the vibrating plate is hinged to one side of the discharging opening, the mounting shaft and the vibrating cam are driven to rotate through the servo motor, the vibrating cam can push the vibrating plate to turn over up and down, and the vibrating plate can throw up rice falling on the vibrating plate at the moment, so that the dust in the rice is further favorably scattered, and the dust can be further favorably and efficiently absorbed;

2. when the paddy is extruded and torn by the two rubber rollers and the brown rice and the rice hulls fall onto the guide plate in the machine body, the brown rice and the rice hulls are accumulated on the guide plate, and the rice hulls pressed below the brown rice cannot be quickly sucked away by the suction pipe, so that part of the rice hulls and the brown rice can fall from the discharge port, and finally the brown rice hulls are mixed;

at the moment, the connecting shaft arranged in the machine body and positioned on the upper side of the guide plate is utilized, the stirring motor drives the connecting shaft to rotate, the connecting shaft can drive the stirring paddle to rotate, the stirring paddle can stir the accumulated brown rice and rice hulls, the brown rice and the rice hulls can be thrown upwards by the stirring paddle, the brown rice and the rice hulls can be separated in the air, and finally the rice hulls can be efficiently extracted by the extraction pipe, so that the possibility of mixing the brown rice with the rice hulls is reduced;

3. the L-shaped stirring paddle is utilized to be L-shaped, the upper end of the L-shaped stirring paddle is connected to the connecting shaft, and the L-shaped stirring paddle can efficiently drive the brown rice and the rice hulls;

4. in order to avoid throwing the brown rice and the rice hulls thrown up by the material turning paddle out of the air inlet, the striker plate arranged on one side of the air inlet in the machine body is utilized, and the striker plate can play a role in stopping materials.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a structural cross-sectional view of the present invention;

FIG. 3 is a partial sectional view of the present invention;

FIG. 4 is an enlarged view of the buffer material receiving box of the present invention.

Reference numerals: 1. a body; 11. a blanking plate; 12. a rubber roller; 13. a discharge port; 14. an air inlet; 15. a rotating shaft; 151. a feed paddle; 152. a drive motor; 16. a striker plate; 2. a feed hopper; 21. a first guide plate; 22. a second guide plate; 3. an extraction pipe; 31. a dust suction pipe; 311. extracting the cover; 4. a support; 41. a variable frequency vibration motor; 42. buffering the material receiving box; 421. a feeding port; 422. a vibrating plate; 423. a connecting arm; 424. installing a shaft; 425. a vibrating cam; 426. a servo motor; 5. a material guide plate; 51. a connecting shaft; 52. a material turning paddle; 53. a stirring motor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, the rice huller with the variable-frequency vibration feeding function comprises a huller body 1, a feed hopper 2, a blanking plate 11, a rubber roll 12, a discharge port 13, an extraction pipe 3 and an air inlet 14; wherein the feed hopper 2 is integrally arranged at the upper end of the machine body 1, and the feed hopper 2 can be used for feeding the rice to be processed into the machine body 1; the blanking plate 11 is connected in the machine body 1 through bolts, and the blanking plate 11 extends downwards from one side of the feed hopper 2 in an inclined way; meanwhile, the two rubber rollers 12 are rotatably connected to the machine body 1, a variable frequency motor (not shown in the figure) for driving the rubber rollers 12 to rotate is arranged on the machine body 1, and the rice can be extruded, rubbed and torn by the rotation of the two rubber rollers 12; wherein discharge gate 13 is located organism 1 below and supplies the brown rice whereabouts, and extraction pipe 3 is then integrative setting on the side of organism 1 and is used for connecting the high pressure getter device back to the rice husk extract simultaneously, and air inlet 14 is the below that is located organism 1 side, and air inlet 14 can be used to the air admission.

Referring to fig. 1 and 2, when the paddy enters the machine body 1 from the feeding hopper 2, the paddy can be extruded and torn by the two rubber rollers 12, the extruded and torn paddy can be divided into brown rice and rice hulls, the brown rice falls and then goes out from the discharge port 13, the rice hulls are sucked away through the extraction pipe 3, and finally the separation of the brown rice and the rice hulls can be completed.

Referring to fig. 1 and 2, a material guide plate 5 is connected to one side of the machine body 1 close to the discharge port 13 through a bolt, brown rice and rice hulls passing through two rubber rollers 12 can fall on the material guide plate 5, and the material guide plate 5 inclines downwards, so that the brown rice can fall from the discharge port 13 along the material guide plate 5, wherein a connecting shaft 51 is rotatably connected to the upper side of the material guide plate 5 in the machine body 1, material turning blades 52 are arranged on the periphery of the connecting shaft 51, the material turning blades 52 are L-shaped, the upper ends of the material turning blades are welded on the connecting shaft 51, a material turning motor 53 connected with the connecting shaft 51 is fixed on the outer side of the machine body 1 through a bolt, and the connecting shaft 51 and the material turning blades 52 can be driven to rotate; meanwhile, a striker plate 16 is welded on one side of the air inlet 14 in the machine body 1, and the striker plate 16 extends obliquely and downwards.

Referring to fig. 1, 2 and 3, a first guide plate 21 is further welded at the upper end in the feeding hopper 2, a second guide plate 22 is further welded at one side of the first guide plate 21 in the feeding hopper 2, wherein the lower end of the first guide plate 21 inclines towards one side of the second guide plate 22, a rotating shaft 15 is rotatably connected to the lower end of the second guide plate 22 in the machine body 1, a feeding paddle 151 is welded on the peripheral side of the rotating shaft 15, a driving motor 152 used for connecting the rotating shaft 15 is fixed on the outer side of the feeding hopper 2 through bolts, and the rotating shaft 15 and the feeding paddle 151 can be driven to rotate through the driving motor 152.

Referring to fig. 1, fig. 2 and fig. 3, a support 4 is further fixed in the feeding hopper 2 and below the first guide plate 21 through bolts, a variable frequency vibration motor 41 is connected to the support 4 through bolts, wherein a buffering material receiving box 42 is connected to the upper side of the variable frequency vibration motor 41 through bolts, a discharging opening 421 is formed in one end, close to the blanking plate 11, of the buffering material receiving box 42, a blanking height difference for overflowing dust in rice is reserved between the first guide plate 21 and the buffering material receiving box 42, a dust suction pipe 31 is further connected to the extraction pipe 3 through bolts, the dust suction pipe 31 penetrates through the feeding hopper 2 and then extends to the upper side of the buffering material receiving box 42, an extraction cover 311 is further welded to the end of the dust suction pipe 31, and the extraction cover 311 is inclined and the upper side of the extraction cover 311 is connected to the lower end of the second guide plate 22.

Referring to fig. 3 and 4, a vibrating plate 422 is further arranged in the buffering material receiving box 42, connecting arms 423 are integrally arranged on two sides of the vibrating plate 422, one ends of the connecting arms 423 far away from the vibrating plate 422 are hinged to the feed opening 421, an installation shaft 424 is rotatably connected in one end of the buffering material receiving box 42 far away from the feed opening 421, the installation shaft 424 is located below the vibrating plate 422, a vibrating cam 425 is welded on the installation shaft 424, a servo motor 426 connected with the installation shaft 424 is fixed on the outer side of the buffering material receiving box 42 through bolts, and the installation shaft 424 and the vibrating cam 425 are driven to rotate through the servo motor 426.

The principle is as follows: after in corn gets into feeder hopper 2, at first utilize first deflector 21 and second deflector 22 to lead to corn, thereby make things convenient for the accurate whereabouts of corn, wherein utilize driving motor 152 to drive pivot 15 and feeding paddle 151 to rotate, feeding paddle 151 can overturn the corn between first deflector 21 and the second deflector 22 this moment, exert decurrent effort to corn, thereby can reduce the possibility that the corn takes place to block up between first deflector 21 and second deflector 22.

The paddy falling from the space between the first guide plate 21 and the second guide plate 22 can fall into the buffering material receiving box 42, wherein the variable frequency vibration motor 41 connected to the lower side of the buffering material receiving box 42 is utilized, and the buffering material receiving box 42 can vibrate after the variable frequency vibration motor 41 operates, so that the paddy in the buffering material receiving box 42 can uniformly fall from the discharging opening 421, and the paddy can be extruded and rubbed and torn by the two rubber rollers 12 with high efficiency; meanwhile, the situation that the paddy is accumulated in the buffering material receiving box 42 can be avoided through the vibration of the variable-frequency vibration motor 41; wherein the falling speed of the paddy can be changed by changing the vibration frequency of the variable frequency vibration motor 41, thereby being beneficial to adapting to different processing conditions.

Meanwhile, more dust is often contained in the paddy entering the feed hopper 2, and at the moment, the paddy is violently collided by the potential energy of the paddy when the paddy falls onto the buffering material receiving box 42 by utilizing the blanking height difference reserved between the first guide plate 21 and the buffering material receiving box 42, and the dust among the paddy can be spilled out; then, one end of the dust suction pipe 31 is connected with the extraction pipe 3, the other end of the dust suction pipe is connected with the extraction cover 311, the extraction cover 311 is inclined, the upper side of the extraction cover 311 is connected with the lower end of the second guide plate 22, and the extraction cover 311 can efficiently absorb the overflowed dust.

Wherein recycle the vibration board 422 in the buffering material receiving box 42 again, the linking arm 423 tip of vibration board 422 articulates the one side at feed opening 421, drive installation axle 424 and vibration cam 425 through servo motor 426 and rotate, vibration cam 425 can promote vibration board 422 and overturn from top to bottom, vibration board 422 can upwards throw up the corn that falls on vibration board 422 this moment to further be favorable to the dust in the corn to spill out, finally can further be favorable to carrying out the high efficiency absorption to the dust.

Wherein utilize in the organism 1 and be located the connecting axle 51 that the upside of deflector set up, drive connecting axle 51 through stirring motor 53 and rotate, connecting axle 51 can drive stirring paddle 52 and rotate, stirring paddle 52 can carry out the stirring to the brown rice and the rice husk that pile up together this moment, brown rice and rice husk can upwards be thrown by stirring paddle 52, brown rice and rice husk can be in the separation of aerial realization, finally can be favorable to the extraction rice husk of 3 high efficiencies of extraction tube, reduce the possibility that the rice husk was mingled with in the brown rice.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a rice huller with frequency conversion vibration feeding function, which comprises a bod (1), be located feeder hopper (2) of organism (1) upper end, be located organism (1) and from feeder hopper (2) one side slope downwardly extending blanking plate (11), two rotate to connect in organism (1) and be used for the extrusion and rub rubber roll (12) of tearing the corn, be located discharge gate (13) of organism (1) below and confession brown rice whereabouts, be located organism (1) side and be used for siphoning away extraction pipe (3) of rice husk, be located air inlet (14) of organism (1) side below, its characterized in that: the feeding device is characterized in that a first guide plate (21) is arranged at the upper end in the feeding hopper (2), a second guide plate (22) is further arranged in the feeding hopper (2) and on one side of the first guide plate (21), the lower end of the first guide plate (21) inclines towards one side of the second guide plate (22), a rotating shaft (15) is arranged in the machine body (1) and on the lower end of the second guide plate (22), feeding blades (151) are arranged on the peripheral side of the rotating shaft (15), a driving motor (152) used for connecting the rotating shaft (15) is arranged on the outer side of the feeding hopper (2), a support (4) is arranged in the feeding hopper (2) and below the first guide plate (21), a variable frequency vibration motor (41) is arranged on the support (4), a buffering material receiving box (42) is arranged on the upper side of the variable frequency vibration motor (41), a discharging port (421) is arranged at one end, close to the blanking plate (11), of the buffering material receiving, a blanking height difference for overflowing and scattering the dust in the paddy is reserved between the first guide plate (21) and the buffering material receiving box (42), a dust suction pipe (31) which penetrates through the feed hopper (2) and then extends to the upper side of the buffering material receiving box (42) is arranged on the extraction pipe (3), an extraction cover (311) is arranged at the end part of the dust suction pipe (31), the extraction cover (311) is inclined, and the upper side of the extraction cover is connected to the lower end of the second guide plate (22); still be provided with vibration board (422) in buffering material receiving box (42), the both sides of vibration board (422) all are provided with link arm (423) that the tip articulates in feed opening (421) department, the one end internal rotation that just is located away from feed opening (421) in buffering material receiving box (42) is connected with installation axle (424) that are located vibration board (422) below, be provided with vibration cam (425) on installation axle (424), buffering material receiving box (42) outside is provided with servo motor (426) of being connected with installation axle (424).

2. The rice huller with variable-frequency vibration feeding function as claimed in claim 1, wherein: the utility model discloses a material turning machine, including organism (1), just be located the one side that is close to discharge gate (13) and be provided with stock guide (5) in the organism (1), the upside that just is located stock guide (5) in the organism (1) is provided with connecting axle (51), the week side of connecting axle (51) is provided with stirring paddle (52), the outside of organism (1) is provided with stirring motor (53) of being connected with connecting axle (51).

3. The rice huller with variable-frequency vibration feeding function as claimed in claim 2, characterized in that: the stirring paddle (52) is L-shaped, and the upper end of the stirring paddle is connected to the connecting shaft (51).

4. The rice huller with variable-frequency vibration feeding function as claimed in claim 3, characterized in that: a striker plate (16) which extends obliquely and downwards is arranged on one side of the air inlet (14) in the machine body (1).