CN218691588U - Stone removing machine for processing rice - Google Patents

Abstract

The utility model discloses a stone remover for processing rice, which comprises a base, wherein the top of the base is provided with a stone removing main cavity, one side of the top of the stone removing main cavity is provided with a primary screening cavity, and one side of the bottom of the stone removing main cavity is provided with a final screening cavity; a plurality of obliquely arranged vibrating screens are arranged in the stone removing main cavity, and a vibrating motor is arranged at the end part of each vibrating screen; the top of the primary screening cavity is provided with a feeding pipe, the bottom of the feeding pipe is rotatably provided with a rotating roller, the outer side surface of the rotating roller is provided with a plurality of material stirring blades at intervals, a blanking screening plate is arranged in the primary screening cavity, and the bottom of the primary screening cavity is connected with a second dust removal fan through a second air suction pipe; the inside play sieve that sets up that inclines of sieve chamber is provided with finally, and wherein, the rice falls the unloading sieve from the inlet pipe and carries out the primary screen, goes the stone through each shale shaker of stone main cavity inside respectively afterwards, carries out impurity clearance through going out the sieve at last and exports. The utility model discloses can automatic ration unloading, avoid the rice to pile up, it removes the dust and removes the rice husk more thoroughly to remove the stone, improves the rice quality.

Description

A kind of stone removing machine for processing rice

technical field

The utility model relates to the technical field of rice processing equipment, in particular to a stoner for processing rice.

Background technique

The rice processing process requires a lot of equipment to be completed through assembly line operations. The vibrating stone removal machine is one of the equipment, which aims to remove impurities such as stones in the rice.

The Chinese patent with the publication number CN212733052U discloses a new type of stone removal machine, which includes a housing, the top of the housing is provided with a feed port, the inside of the housing is provided with a first screen, and the outer wall of the housing is close to the lower part of the first screen. There is a first row of stone pipes at the position where one end of the first row of stone pipes passes through the outer wall of the shell and communicates with the lower part of the first screen. The lower part is provided with a rice discharge pipe. One end of the rice discharge pipe passes through the outer wall of the shell and communicates with the lower part of the second screen. The bottom of the shell is provided with a second stone discharge pipe. Between the first screen and the second screen is a There is a dust suction port, a dust suction pipe is provided on one side of the dust suction port, a frame is provided on the outer wall of the housing, a dust collection box is provided on the frame, and an air pump is provided on one side of the dust collection box. Compared with the prior art, The utility model can respectively remove the large stone grains and small stone grains doped in the rice, and is not easy to cause blockage of the screen mesh, and can remove the dust in the shell at the same time, saving the trouble of regular cleaning. However, the rice in this patent falls directly into the sieve, the feeding is uneven, and it is easy to accumulate. The stones discharged from the first row of stone pipes are mixed with a large amount of rice, resulting in incomplete stone removal and waste of rice. Only through the first screen and the second screen, the screening path is short and the stone removal effect is poor. The suction pipe is arranged on one side, and the rice far away from the suction pipe will still contain a large amount of impurities such as rice husk debris and dust that cannot be sucked away in time.

Utility model content

In view of this, the purpose of this utility model is to provide a stoner machine for processing rice, so as to solve the problems mentioned in the above-mentioned background technology.

In order to achieve the above object, the utility model adopts such technical scheme:

A destoner machine for processing rice, comprising a base, the top of the base is provided with a destoner main chamber, the top side of the destoner main chamber is provided with a preliminary screening chamber, and the bottom side of the destoner main chamber is provided with There is a final screening chamber, the bottom of the primary screening chamber communicates with the stone-removing main chamber, and the final screen chamber communicates with the stone-removing main chamber; inside the stone-removing main chamber are installed several vibrating The end of the vibrating screen is provided with a vibrating motor; the top of the primary screen chamber is provided with a feeding pipe, and the bottom of the feeding pipe is provided with a rotating roller, and the outer surface of the rotating roller is provided with several Material shifting blades, a blanking sieve plate is arranged in the primary sieve cavity, the bottom of the primary sieve cavity is set as an arc-shaped cavity bottom, and the bottom of the primary sieve cavity is connected to a second dust removal fan through a second suction pipe; The inside of the final sieve cavity is provided with a slanted discharge sieve plate, wherein the rice falls from the feed pipe to the discharge sieve plate for primary screening, and then goes through the vibrating screens in the stone removal main cavity for de-stonening. The stone is finally output after passing through the sieve plate to clean up impurities.

Further, a first suction pipe is communicated with the top of the stone removal main chamber, and the first suction pipe is connected with a first dust removal fan arranged on the top of the stone removal main chamber.

Further, one end of the discharging sieve plate close to the feeding pipe is hinged to the inner wall of the primary screening cavity, and a spring is provided at the bottom of the discharging sieve plate close to the stone-removing main cavity, and the spring’s The bottom end is connected with the bottom of the primary screening cavity, and a rotating shaft is arranged on one side of the spring, and a striking rod is connected to the rotating shaft, and the rotating shaft is driven to rotate by a motor.

Further, three vibrating screens are arranged in the stone-removing main chamber, namely the first vibrating screen, the second vibrating screen and the third vibrating screen, the inclination directions of the first vibrating screen and the second vibrating screen are the same as The blanking sieve plates are consistent, and the inclination direction of the third vibrating screen is opposite to that of the second vibrating screen.

Further, the outer wall of the stone-removing main cavity is respectively provided with a first stone-discharging pipe and a second stone-discharging pipe corresponding to the first vibrating screen and the second vibrating screen.

Further, the inner bottom of the stone-removing main cavity has a V-shaped structure, and a third row of stone tubes is arranged in the middle.

Further, the top of the final screening chamber is connected with a third dust removal fan through a third suction pipe.

Further, the top of the final sieve chamber is in the shape of a trumpet.

Further, the bottom of the final screening chamber is connected to a fan provided on the base through an air duct.

Further, the outer wall of the final sieve cavity is provided with a rice outlet pipe.

Beneficial effect

Compared with the prior art, the utility model at least includes the following advantages: the setting of the rotating roller and the material shifting plate makes the rice evenly and stably fall into the feeding sieve plate, and at the same time avoids the accumulation of rice; The material sieve plate vibrates up and down, and the dust and fine impurities in the rice are initially screened out, and the dust and fine impurities are removed by the second dust removal fan. Screening is carried out to remove stones, fully screen out stones or impurities larger than rice particles, and then pass through the third vibrating screen to screen out stones or impurities smaller than rice particles, and the screened stones or impurities are discharged through the third row of stone pipes. Finally, the rice falls into the sieve plate, and the wind blown by the fan is blown out through the air outlet, blowing upwards on the rice falling from the stone removal main cavity, slowing down the falling speed of the rice, and separating the rice from the dust and rice husk at the same time, the third dust removal The fan sucks away the light dust and rice husk, further cleans the impurities in the rice, improves the quality of the rice, and makes the rice more clean and thorough in removing stones and impurities. Finally, the rice is discharged from the rice outlet pipe into the rice receiving container, which is convenient for rice removal. collect. The utility model can thoroughly remove the dust and rice husk in the rice through the setting of the preliminary sieving cavity and the final sieving cavity, and further improve the quality of the rice. The cooperation of the feeding sieve plate, the multi-stage vibrating screen and the outlet sieve plate prolongs the screening path, and the effect of removing stones and impurities from rice is better.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a structural schematic diagram of part A of the utility model.

Fig. 3 is a structural schematic diagram of part B of the utility model.

Marked in the figure: 1-base; 2-main cavity for stone removal; 3-primary sieve cavity; 4-final sieve cavity; 5-feeding pipe; 6-roller; ;80-ladder; 81-connecting plate; 82-rubber pad; 9-retaining wall; 90-elastic pad; 10-arc cavity bottom; ; 13-suction port; 14-the first vibrating screen; 15-the second vibrating screen; 16-the third vibrating screen; - the first row of stone pipes; 21- the second row of stone pipes; 22- the third row of stone pipes; 23- the second dust removal fan; 24- the second suction pipe; 25- the third dust removal fan; 26- the third suction trachea; 27-discharge sieve plate; 28-discharge rice pipe; 29-fan; 30-air duct; 31-blow outlet; 32-spring; 33-rotating shaft;

Detailed ways

In order to make the purpose, technical solution and advantages of the utility model more clear, the following will be described in detail in conjunction with the accompanying drawings and specific implementation methods. In the following description, numerous specific details are set forth in order to provide a full understanding of the present invention. However, the utility model can be implemented in many other ways different from those described here, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific implementation disclosed below .

It should be noted that when an element is referred to as being “fixed on” another element, it may be directly on the other element or there may be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for purposes of illustration only and are not intended to represent the only embodiments.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of this invention. The terminology used in the description of the utility model herein is only for the purpose of describing specific embodiments, and is not intended to limit the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to Fig. 1 , a stoner machine for processing rice shown in the first embodiment includes a base 1, the top of the base 1 is provided with a stoner-removing main chamber 2, and the top side of the stone-removing main chamber 2 is provided with A preliminary screening chamber 3, a final screening chamber 4 is provided on the bottom side of the stone-removing main chamber 2, and the final screening chamber 4 is located below the preliminary screening chamber. The outer wall of the stone-removing main chamber 2 is provided with a mounting plate between the final screening chamber 4 and the preliminary screening chamber 3 . The bottom of the primary screening chamber 3 is provided with a rice inlet, which communicates with the stone-removing main chamber 2 through the rice inlet, and the top of the rice inlet is a retaining wall 9 . The final sieve cavity communicates with the stone-removing main cavity.

The top of the primary screening chamber 3 is provided with a feeding pipe 5, and the bottom of the feeding pipe 5 is provided with a rotating roller 6, and the outer surface of the rotating roller 6 is provided with several pushing blades 7 at intervals. 6 is driven and rotated by the motor that is arranged on the outer wall of feed pipe 5 . A blanking sieve plate 8 is arranged in the primary screening cavity 3, and the blanking sieve plate 8 is arranged obliquely downward toward the side of the stone-removing main cavity. One end of the blanking sieve plate 8 close to the feed pipe 5 is hinged to the inner wall of the primary sieve cavity 3 , and a connecting plate 81 is provided at the bottom of the bottom of the blanking sieve plate 8 close to the stone-removing main cavity 2 . The bottom of the connecting plate 81 is provided with a spring 32 , and the bottom end of the spring is connected to the bottom of the primary screening chamber 2 . A rotating shaft 33 is arranged on one side of the spring 32, and the striking rod 32 is connected to the rotating shaft 33, and the rotating shaft 33 is driven to rotate by a motor. Preferably, a rubber pad 82 is provided at the contact position between the connecting plate 81 and the striking rod 34 , and an elastic pad 90 is provided at the bottom of the retaining wall 9 , both of which play a buffering role. The motor drives the rotating shaft to rotate, and the striking rod 32 hits the blanking sieve plate 8 intermittently, so that the blanking sieve plate 8 vibrates up and down under the action of the spring 32 .

Preferably, the middle and lower part of the blanking sieve 8 is set as a step 80 to extend the path of rice on the blanking sieve 8, so that the rice can be screened more fully, while reducing the accumulation of rice to a certain extent.

The bottom of the primary screening chamber 2 is set as an arc-shaped cavity bottom 10, and the bottom of the primary screening cavity 2 is connected with a second dust removal fan 23 through a second suction pipe 24, and the arc-shaped cavity bottom 10 is provided with a A plurality of air holes 100 communicated by the second suction pipe. The second dust removal fan 23 is fixed on the top of the mounting plate.

Several vibrating screens arranged obliquely are installed inside the stone-removing main chamber 2. In this embodiment, three vibrating screens are arranged in the stone-removing main chamber 2, which are the first vibrating screen 14, the second vibrating screen 15 and the first vibrating screen respectively. The third vibrating screen 16, the inclination direction of the first vibrating screen 14 and the second vibrating screen 15 is consistent with the blanking sieve plate 8, and the inclination direction of the third vibrating screen 16 is consistent with the second vibrating screen 15. The direction of inclination of the screen 15 is opposite. The end of the first vibrating screen 14 is provided with a first vibrating motor 17 for driving the first vibrating screen, and the end of the second vibrating screen 15 is provided with a second vibrating motor for driving the second vibrating screen. 18: The end of the third vibrating screen 16 is provided with a third vibrating motor 19 for driving the third vibrating screen to vibrate. The top of the stone removal main chamber 2 is communicated with a first suction pipe 12, and the first suction pipe 12 is connected with the first dust removal fan 11 arranged on the top of the stone removal main chamber 2. The inner end of the pipe 12 is connected with a trumpet-shaped suction port. The first dedusting fan 11 is used to suck away the dust produced by the rice in the process of removing stones in the stone removal main chamber.

The outer wall of the stone removal main chamber 2 is respectively provided with a first stone discharge pipe 20 and a second stone discharge pipe 21 corresponding to the lower ends of the first vibrating screen 14 and the second vibrating screen 15 . The inner bottom of the stone-removing main chamber 2 has a V-shaped structure, and a third row of stone pipes 22 is arranged in the middle, and the third row of stone pipes 22 runs through the bottom of the stone-removing main chamber 2 and the top of the base 1 in turn.

The final sieve cavity 4 is provided with an inclined outlet sieve plate 27 , and the inclination direction of the outlet sieve plate 27 is consistent with the direction of the third vibrating screen 16 . The top of the final screening chamber 4 is in the shape of a trumpet, and a third dust removal fan 25 is connected through a third suction pipe 26 . The third dedusting fan 25 is fixed on the bottom of the mounting plate. The bottom of the final screening chamber 4 is connected to a fan 29 provided on the base through an air duct 30 . The inner end of the air duct is connected with a trumpet-shaped blowing port, preferably, the blowing port 31 is close to the inner side of the final sieve cavity 4 . The outer wall of the final sieve chamber 4 is provided with a rice outlet pipe 28 .

In the specific implementation process, the rice is poured into the feed pipe 5, and the rice is quantitatively moved by the paddle 7 to enter the blanking sieve plate 8, and the blanking sieve plate 8 moves up and down under the action of the rotating hitting rod and spring. Vibration, the rice on the blanking sieve plate 8 is vibrated and screened, so that dust and fine impurities fall from the blanking sieve plate to the bottom of the primary sieve cavity 3, sucked away by the second dust removal fan 25, and the rice falls from the rice inlet. Enter the first vibrating sieve 14, the rice is destoned through the vibration screening of the first vibrating sieve 14 and the second vibrating sieve 15, and the stones or impurities larger than the rice grains are screened out, and the stones or impurities screened are respectively passed through the first row of stones. The pipe 20 and the second row stone pipe 21 are discharged. The setting of the second vibrating screen 15 is in order to further get rid of slightly larger impurities than rice grains. Then screen out stones or impurities smaller than rice grains through the third vibrating screen 16, and the stones or impurities screened out are discharged through the third row of stone pipes 22. Finally, the rice falls into the sieve plate 27, and the wind blown by the blower fan 29 is blown out through the air outlet, blowing upwards on the falling rice discharged from the stone removal main cavity 2, slowing down the falling speed of the rice, and simultaneously making the rice, dust and rice husk Separation, the third dedusting fan 25 sucks light dust and rice husk away, further cleans the impurities in the rice, improves the quality of the rice, and makes the rice stone removal and impurity removal more clean and thorough. Finally, the rice is discharged from the rice outlet pipe.

The above embodiments are only used to illustrate the technical solutions of the present utility model, and are not intended to limit it; although the utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still be applied to the foregoing embodiments The technical solutions described in the examples are modified, or some of the technical features are equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims (10)

1. The stone removing machine for processing rice is characterized by comprising a base, wherein a stone removing main cavity is arranged at the top of the base, a primary screening cavity is arranged on one side of the top of the stone removing main cavity, a final screening cavity is arranged on one side of the bottom of the stone removing main cavity, the bottom of the primary screening cavity is communicated with the stone removing main cavity, and the final screening cavity is communicated with the stone removing main cavity; a plurality of obliquely arranged vibrating screens are installed in the stone removing main cavity, and a vibrating motor is arranged at the end part of each vibrating screen; the top of the primary screening cavity is provided with a feeding pipe, the bottom of the feeding pipe is rotatably provided with a rotating roller, the outer side surface of the rotating roller is provided with a plurality of material stirring blades at intervals, a blanking sieve plate is arranged in the primary screening cavity, the bottom of the primary screening cavity is arranged to be an arc-shaped cavity bottom, and the bottom of the primary screening cavity is connected with a second dust removal fan through a second air suction pipe; the inside play sieve that sets up that inclines that is provided with of sieve chamber, wherein, the rice is followed the inlet pipe falls the unloading sieve carries out the primary screen, and the stone is removed through each shale shaker of stone main cavity inside respectively afterwards, carries out impurity clearance through going out the sieve at last and exports.

2. The stone remover for processing rice as claimed in claim 1, wherein a first air suction pipe is connected to a top of the stone removing main chamber, and the first air suction pipe is connected to a first dust removing fan provided at the top of the stone removing main chamber.

3. The machine of claim 1, wherein the end of the feeding pipe close to the blanking sieve plate is hinged to the inner wall of the primary sieve cavity, the spring is arranged at the bottom of the end of the feeding sieve plate close to the main stone-removing cavity, the bottom of the spring is connected to the bottom of the primary sieve cavity, a rotating shaft is arranged on one side of the spring, a beating rod is connected to the rotating shaft, and the rotating shaft is driven by a motor to rotate.

4. The rice processing stone removing machine as claimed in claim 1, wherein three vibration sieves are disposed in the stone removing main chamber, and the vibration sieves are a first vibration sieve, a second vibration sieve and a third vibration sieve, the first vibration sieve and the second vibration sieve have the same inclination direction as the blanking sieve plate, and the third vibration sieve has the opposite inclination direction to the second vibration sieve.

5. The machine of claim 4, wherein the outer side wall of the main stone removing chamber is provided with a first stone discharging pipe and a second stone discharging pipe corresponding to the first vibrating screen and the second vibrating screen, respectively.

6. The machine of claim 4, wherein the main de-stone chamber has a V-shaped bottom, and a third row of stone pipes are disposed at the middle of the main de-stone chamber.

7. The destoner of processed rice of claim 1, wherein a third dust blower is connected to the top of the final screen chamber through a third suction duct.

8. A rice stoner as claimed in claim 1 or 7 in which the top of the final screen chamber is of a trumpet configuration.

9. The destoner for processing rice according to claim 1, wherein a blower provided on the base is connected to the bottom of the final sieve chamber through an air pipe.

10. The machine for removing stones in processing rice according to claim 1, wherein a rice outlet pipe is provided on an outer side wall of the final sieve chamber.

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