CN113908906B - Peeling, grinding and cutting processing equipment - Google Patents
Peeling, grinding and cutting processing equipment Download PDFInfo
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- CN113908906B CN113908906B CN202111359527.XA CN202111359527A CN113908906B CN 113908906 B CN113908906 B CN 113908906B CN 202111359527 A CN202111359527 A CN 202111359527A CN 113908906 B CN113908906 B CN 113908906B
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- discharging
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- grinding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02B—PREPARING GRAIN FOR MILLING; REFINING GRANULAR FRUIT TO COMMERCIAL PRODUCTS BY WORKING THE SURFACE
- B02B3/00—Hulling; Husking; Decorticating; Polishing; Removing the awns; Degerming
- B02B3/04—Hulling; Husking; Decorticating; Polishing; Removing the awns; Degerming by means of rollers
- B02B3/045—Hulling; Husking; Decorticating; Polishing; Removing the awns; Degerming by means of rollers cooperating rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02B—PREPARING GRAIN FOR MILLING; REFINING GRANULAR FRUIT TO COMMERCIAL PRODUCTS BY WORKING THE SURFACE
- B02B7/00—Auxiliary devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02B—PREPARING GRAIN FOR MILLING; REFINING GRANULAR FRUIT TO COMMERCIAL PRODUCTS BY WORKING THE SURFACE
- B02B7/00—Auxiliary devices
- B02B7/02—Feeding or discharging devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/14—Measures for saving energy, e.g. in green houses
Abstract
The invention discloses peeling and grinding processing equipment, which comprises: the device comprises an installation frame, a feeding refining device, a grinding peeling device, a discharging separating device and an electrical control device, wherein the feeding refining device, the grinding peeling device and the discharging separating device are arranged on the installation frame and are sequentially arranged and communicated along the processing running direction of the raw grain materials. The milling and peeling device comprises an inner roller assembly and an outer roller assembly which are sleeved inside and outside and are arranged at intervals, a milling chamber is formed in a gap between the inner roller assembly and the outer roller assembly, and the inner roller assembly and the outer roller assembly are independently rotated in opposite directions so as to mill and peel raw grain materials in the milling chamber to form a mixed material. The discharging and separating device is used for guiding out the mixed materials in the milling chamber and separating grain from shell, so that finished grains and shell materials in the mixed materials are respectively output outwards. The peeling and grinding processing equipment has the advantages of simple structure, no need of serial processing of a plurality of equipment, small material loss, simple structure of the processing equipment and simple processing steps.
Description
Technical Field
The invention relates to the technical field of grain processing, in particular to peeling, grinding and cutting processing equipment.
Background
In the field of grain processing, a rice mill is required to be used for coarse cereals such as raw grain materials (long-shaped rice, polished round-grained rice, germ rice, glutinous rice, large yellow rice, small yellow rice, highland barley, oat, buckwheat, quinoa, barley and the like)Feeding inAnd (5) peeling, grinding and machining.
In the prior art, the invention patent of the flexible rice mill for sand balls and the grain medium rice milling method applied by the university of light industry of Wuhan, CN201410663679.2, the grain medium rice milling method consists of working sections such as grain and sand ball quality batching, mixture conveying, flexible rice milling for sand balls, mixture lifting, flexible re-rice milling for sand balls, grading of the mixture of grain and sand balls, finishing of finished products, recycling of sand balls and the like. However, the use of the rice mill and the rice milling method is only in theoretical studies, and no prototype of the patent is seen in the market.
The Zhejiang province is the Zhejiang Ming dry type layered rice separating machine developed and manufactured by the Ming municipal Ming grain machine manufacturing company, the material free fall and the silicon carbide roller rotary grinding technology are innovated to a certain extent, but the working principle of grinding by the sand roller rice grinding machine is not separated all the time, and the defects that the processing variety is single, the processing variety cannot adapt to polished round-grained rice processing, the yield is small, the fitting adaptation life is low, and the fitting replacement cost is high are overcome, so that batch application and popularization cannot be performed.
Whether the flexible rice mill and the rice milling method, the political dry type layered separation rice mill or other types of rice mills exist: the peeling and grinding are uneven, a plurality of devices are required to be processed in series, the material loss is large, the device structure is complex, the device is required to be driven by a motor with high power consumption, the process is complex, and the like.
Disclosure of Invention
The invention provides peeling and grinding processing equipment, which aims to solve the technical problems of high energy consumption, uneven peeling and grinding, low processing precision and complex equipment structure of the existing grinding processing equipment.
The technical scheme adopted by the invention is as follows:
a peeling and milling processing device, comprising: the device comprises an installation frame, a feeding refining device, a grinding peeling device, a discharging separation device and an electrical control device, wherein the feeding refining device, the grinding peeling device and the discharging separation device are arranged on the installation frame, are sequentially arranged and communicated along the processing running direction of raw grain materials, and are also respectively communicated with the electrical control device; the feeding and homogenizing device is used for introducing raw grain materials to be processed and enabling the raw grain materials to be uniformly and dispersedly pushed forward into the milling and peeling device; the milling and peeling device comprises an inner roller assembly and an outer roller assembly which are sleeved inside and outside and are arranged at intervals, a milling chamber for accommodating raw grain materials is formed in a gap between the inner roller assembly and the outer roller assembly, and the inner roller assembly and the outer roller assembly are independently and coaxially rotated to mill and peel the raw grain materials in the milling chamber to form a mixed material; the discharging and separating device is used for guiding out the mixed materials in the milling chamber and separating grain from shell, so that finished grains and shell materials in the mixed materials are respectively output outwards.
Further, the feeding material homogenizing device, the grinding peeling device and the discharging separating device are sequentially arranged from top to bottom along the vertical direction; the feeding end of the feeding and homogenizing device faces upwards, and the discharging end of the feeding and homogenizing device faces downwards; the feeding end of the milling chamber faces upwards and is communicated with the discharging end of the feeding and homogenizing device, and the discharging end of the milling chamber faces downwards; the feeding end of the discharging separation device is communicated with the side wall of the discharging end of the milling peeling device, the grain outlet used for discharging finished grains on the discharging separation device faces downwards, and the discharging outlet used for discharging shell materials is arranged at an included angle with the grain outlet.
Further, the feeding and homogenizing device comprises a feeding hopper, a distributing and homogenizing device for uniformly dispersing the raw grain materials and a pusher for pushing the raw grain materials forwards, and the pusher is connected with the inner roller assembly; the feed hopper, the distributing and homogenizing device and the pushing device are sequentially arranged from top to bottom along the vertical direction, the feeding end of the feed hopper faces upwards, and the discharging end of the pushing device faces downwards and is communicated with the feeding end of the milling chamber.
Further, the inner roller assembly comprises a mounting main shaft which is vertically arranged and rotatably supported on the mounting frame, an inner roller driving member for driving the mounting main shaft to rotate, and an inner sand roller for grinding raw grain materials; the inner roller driving component is arranged on the mounting rack and is respectively connected with the mounting main shaft and the electric control device; the pusher is fixedly arranged on the outer circle at the upper end of the installation main shaft, the inner sand roller is fixedly arranged on the outer circle of the installation main shaft and positioned below the pusher, and the discharging separation device is connected with the installation main shaft.
Further, the outer roller assembly comprises an outer sand roller for grinding raw grain materials and an outer roller driving member for driving the outer sand roller to rotate; the outer sand roller is coaxially sleeved outside the inner sand roller at intervals, and is rotatably supported on the mounting frame, a gap between the inner sand roller and the outer sand roller forms a grinding chamber, and a gap between the pusher and the outer sand roller forms a feeding channel communicated with a feeding end of the grinding chamber; the outer roller driving component is arranged on the mounting frame and is respectively connected with the outer sand roller and the electric control device.
Further, the outer sand roller and the inner sand roller rotate oppositely, and the linear speed difference of the outer sand roller and the inner sand roller is 5 m/s-20 m/s.
Further, the grinding and peeling device also comprises a rotary material shifter for shifting the mixed materials, wherein the rotary material shifter is fixedly arranged on the outer circle of the installation main shaft and is positioned below the inner sand roller; a discharge cavity communicated with the discharge end of the milling chamber is formed between the rotary stirring device and the mounting frame, and the rotary stirring device is used for stirring the mixed materials falling into the discharge cavity into the discharge separation device.
Further, the discharging and separating device comprises a discharging pressure door device and a shell grain separating device which are arranged on the mounting frame, and the discharging pressure door device and the shell grain separating device are respectively connected with the electric control device; the feeding end of the discharging pressure gate device is communicated with the discharging cavity, the discharging end of the discharging pressure gate device is communicated with the shell-grain separating device, and the discharging pressure gate device is used for correspondingly controlling the discharging amount of the mixed material in the discharging cavity through the pressure and guiding the discharged mixed material into the shell-grain separating device; the grain outlet and the discharge outlet are respectively arranged on the shell grain separating device, and the shell grain separating device is connected with the installation main shaft and is used for separating shell materials from finished grain in the mixed materials so that the finished grain is discharged from the grain outlet and the shell materials are discharged from the discharge outlet.
Further, the discharging pressure door device comprises a discharging pipe, a pressure door for controlling the discharging amount of the mixed materials in the discharging pipe, and a weight component for driving the pressure door to act, wherein the pressure door and the weight component are respectively arranged in the discharging pipe; the feeding end of the discharging pipe is communicated with the discharging cavity, and the discharging end of the discharging pipe is communicated with the shell grain separating device; the pressure gate is arranged corresponding to the feeding end of the discharging pipe; the weight component is rotatably arranged in the discharging pipe and is connected with the pressure door, so that the size of a discharging channel between the pressure door and the feeding end of the discharging pipe is adjusted in the rotation process around the fixed shaft.
Further, the shell grain separating device comprises a shell grain separator, a discharging pipe and an induced draft fan; the shell grain separator comprises a mounting rotating shaft fixed with the bottom end of the mounting main shaft, a spiral conveying sheet extending spirally along the axial direction of the mounting rotating shaft, a separation net cover arranged outside the mounting rotating shaft and the spiral conveying sheet in a wrapping mode, and an outer shell arranged outside the separation net cover in a wrapping mode, wherein the separation net cover and the outer shell are fixedly arranged; the separation mesh enclosure, the spiral conveying sheet and the gap between the installation rotating shafts form a separation cavity, and the discharge end and the discharge port of the discharge pipe are respectively communicated with the separation cavity; the clearance between shell body and the separation screen panel forms album shell room, and the feed end and the album shell room intercommunication of row material pipe, the discharge end of row material pipe form the discharge gate, and induced draft fan communicates in row material pipe.
The invention has the following beneficial effects:
in the peeling and grinding processing equipment, the inner roller assembly and the outer roller assembly are mutually independent and coaxially rotated relatively, so that higher linear speed difference can be obtained under the condition that the rotating speeds of the inner roller assembly and the outer roller assembly are lower at the same time, the larger the linear speed difference is, the better the grinding and peeling effects of raw grain materials are, and the higher the processing precision is, therefore, when the peeling and grinding processing equipment is adopted for grinding and peeling raw grain materials, the driving of a large-power motor is not needed, the required energy consumption is small, the peeling and grinding are uniform, the grinding and peeling effects of the raw grain materials are good, and the processing precision is high; compared with the prior art that the peeling is carried out while the finished grain and the shell materials are separated in the grinding processing device, the peeling processing device firstly carries out the grinding peeling processing in the grinding chamber, then carries out the separation of the finished grain and the shell materials in the discharging separating device, and because the grinding chamber carries out the mixed grinding mode, namely only the shell bran is not discharged in the grinding chamber, the mixed materials are ground with the shell and the bran in the grinding chamber and are mixed together for processing with the mixed materials with different processing degrees, wherein soft shells and bran can play the roles of buffering and lubricating the mixed materials, the integrity of the processed material particles is protected, namely the embryo of the material particles is not damaged, the embryo retaining rate of the material particles is high, the embryo retaining quantity is large, and the finished grain and the shell materials are separated later, so that the separation is easy and thorough, and the separation efficiency and the separation effect of the finished grain and the shell materials are improved; the peeling and grinding processing equipment has the advantages of simple structure, no need of serial processing of a plurality of equipment, small material loss, simple structure of the processing equipment and simple processing steps, and the peeling and grinding processing equipment has passed theoretical research and is proved to be feasible by manufacturing a sample machine belt test.
In addition to the objects, features and advantages described above, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
fig. 1 is a schematic cross-sectional front view of a peeling and grinding machine according to a preferred embodiment of the present invention.
Description of the drawings
10. A frame is installed; 20. a feeding and homogenizing device; 21. a feed hopper; 22. distributing and homogenizing materials; 23. a pusher; 30. grinding and peeling device; 301. a milling chamber; 302. a discharge cavity; 311. installing a main shaft; 312. an inner roller driving member; 313. an inner sand roller; 321. an outer sand roller; 322. an outer roller driving member; 33. turning the stirring device; 40. a discharge separation device; 401. a grain outlet; 402. a discharge port; 403. a separation chamber; 41. a discharge pressure gate device; 411. a discharge pipe; 412. a pressure gate; 413. a weight member; 42. a shell grain separating device; 421. installing a rotating shaft; 422. a spiral conveying sheet; 423. separating the mesh enclosure; 424. an outer housing; 425. a discharge pipe; 50. and an electrical control device.
Detailed Description
Embodiments of the invention are described in detail below with reference to the attached drawing figures, but the invention can be practiced in a number of different ways, as defined and covered below.
Referring to fig. 1, a preferred embodiment of the present invention provides a peeling and grinding apparatus comprising: the device comprises a mounting frame 10, and a feeding refining device 20, a grinding peeling device 30, a discharging separating device 40 and an electric control device 50 which are arranged on the mounting frame 10, wherein the feeding refining device 20, the grinding peeling device 30 and the discharging separating device 40 are sequentially arranged and communicated along the processing running direction of raw grain materials, and the grinding peeling device 30 and the discharging separating device 40 are respectively communicated with the electric control device 50. The feed refining apparatus 20 is used to introduce the raw grain material to be processed and to push the raw grain material forward in a uniformly dispersed manner into the milling and peeling apparatus 30. The milling and peeling device 30 comprises an inner roller assembly and an outer roller assembly which are sleeved inside and outside and are arranged at intervals, a milling chamber 301 for accommodating raw grain materials is formed in a gap between the inner roller assembly and the outer roller assembly, and the inner roller assembly and the outer roller assembly are independently and coaxially rotated to mill and peel the raw grain materials in the milling chamber 301 to form mixed materials. The discharging separation device 40 is used for guiding out the mixed materials in the milling chamber 301 and separating the grains from the shells, so that the finished grains and the shell materials in the mixed materials are respectively output outwards.
When the peeling and grinding processing equipment works, raw grain materials to be processed firstly enter the processing equipment through the feeding and refining device 20, are uniformly and dispersedly pushed forward into the grinding chamber 301 of the grinding and peeling device 30 after being acted by the feeding and refining device 20, form mixed materials containing shells, bran, finished grains and the like after being ground and peeled by the grinding and peeling device 30, are discharged into the discharge separation device 40 under the action of the grinding and peeling device 30, and are respectively output outwards after being separated from shell materials consisting of the shells, the bran and the like by the discharge separation device 40, so that the grinding and peeling of the raw grain materials and the separation output of the finished grains and the shell materials are realized.
In the peeling and grinding processing equipment, the inner roller assembly and the outer roller assembly act independently and rotate relatively, so that a higher linear speed difference can be obtained under the condition that the rotating speeds of the inner roller assembly and the outer roller assembly are lower at the same time, the larger the linear speed difference is, the better the grinding and peeling effects of raw grain materials are, and the higher the processing precision is, therefore, when the peeling and grinding processing equipment is adopted for grinding and peeling the raw grain materials, the driving of a large-power motor is not needed, the required energy consumption is small, the peeling and grinding are uniform, the grinding and peeling effects of the raw grain materials are good, and the processing precision is high; compared with the prior art that the peeling is carried out while the finished grain and the shell materials are peeled in the grinding processing device, firstly the grinding peeling processing is carried out in the grinding chamber 301, then the separation of the finished grain and the shell materials is carried out in the discharging separating device 40, as the mixed grinding mode is carried out in the grinding chamber 301, namely, the grinding chamber 301 only grinds the shell bran, the mixed materials are ground with the shell and the bran in the grinding chamber, and the mixed materials with different processing degrees are mixed together for processing, wherein soft shells and the bran can play the roles of buffering and lubricating the mixed materials, the integrity of the processed material particles is protected, namely, the embryo retaining rate of the material particles is high, the embryo retaining quantity is large, and the separation of the finished grain and the shell materials is carried out later, so that the separation is easy and thorough, and the separation efficiency and the separation effect of the finished grain and the shell materials are improved; the peeling and grinding processing equipment has the advantages of simple structure, no need of serial processing of a plurality of equipment, small material loss, simple structure of the processing equipment and simple processing steps, and the peeling and grinding processing equipment has passed theoretical research and is proved to be feasible by manufacturing a sample machine belt test.
Alternatively, as shown in fig. 1, the feeding refining apparatus 20, the grinding peeling apparatus 30, and the discharge separating apparatus 40 are disposed in this order from top to bottom in the vertical direction. The feeding end of the feeding refining device 20 faces upwards and the discharging end faces downwards. The feed end of the grinding chamber 301 faces upward and communicates with the discharge end of the feed refining apparatus 20, and the discharge end of the grinding chamber 301 faces downward. The feeding end of the discharging separating device 40 is communicated with the side wall of the discharging end of the grinding peeling device 30, a grain outlet 401 for discharging finished grains is arranged downwards on the discharging separating device 40, and a discharging outlet 402 for discharging shell materials is arranged at an included angle with the grain outlet 401. The structural layout mode of the peeling and grinding processing equipment has the advantages that the whole structure is compact, the space required by installation is small, raw grain materials sequentially travel from top to bottom in the processing process, the required power is small, the travelling process is smooth, and the clamping stagnation is not easy.
Optionally, as shown in fig. 1, the feeding and refining device 20 includes a feed hopper 21, a distributing and refining device 22 for uniformly distributing the raw grain material, and a pusher 23 for pushing the raw grain material forward, where the pusher 23 is connected to the inner roller assembly. The feed hopper 21, the distributing and homogenizing device 22 and the pusher 23 are sequentially arranged from top to bottom in the vertical direction, and the feed end of the feed hopper 21 faces upwards, and the discharge end of the pusher 23 faces downwards and is communicated with the feed end of the grinding chamber 301. In this alternative, as shown in fig. 1, the distributing homogenizer 22 includes a distributor, a mounting housing, and a homogenizer. The distributor is the toper, sets up in the discharge end of feeder hopper 21, and the pointed end of distributor up, thick end down to be used for preliminary feed division of the ration material in the feeder hopper 21, refining after leading into the installation shell. The installation shell is hollow tube-shape and is fixed in on the installation frame 10, and the upper opening end of installation shell communicates with the discharge end of feeder hopper 21, and the lower opening end of installation shell communicates with the feed end of the peeling device 30 that mills. The homogenizer is conical, is arranged in the installation shell and is positioned below the distributor, and the tip end of the homogenizer faces upwards and the thick end of the homogenizer faces downwards, so that the raw grain materials falling into the installation shell are distributed again and are guided into the feeding end of the pusher 23 after being homogenized. After the raw grain materials pass through the cooperation of the distributor and the homogenizer, the raw grain materials uniformly and dispersedly enter the feeding end of the pusher 23, so that the raw grain materials are effectively prevented from being blocked and blocked in the feeding and homogenizing device 20, the feeding efficiency and effect are improved, the raw grain materials are uniformly and dispersedly fed, and finally the peeling and grinding efficiency and effect of the raw grain materials are improved.
Alternatively, as shown in fig. 1, the inner roller assembly includes a mounting spindle 311 vertically disposed and rotatably supported on the mounting frame 10, an inner roller driving member 312 for driving the mounting spindle 311 to rotate, and an inner sand roller 313 for grinding the raw grain material. The inner roller driving member 312 is provided on the mounting frame 10 and is connected to the mounting spindle 311 and the electric control device 50, respectively. The pusher 23 is fixedly arranged on the outer circle of the upper end of the installation main shaft 311, the inner sand roller 313 is fixedly arranged on the outer circle of the installation main shaft 311 and is positioned below the pusher 23, and the discharge separation device 40 is connected with the installation main shaft 311. During operation, the inner roller driving member 312 drives the installation spindle 311 to rotate, and the installation spindle 311 drives the pusher 23 and the inner sand roller 313 to synchronously rotate. In this alternative, as shown in fig. 1, the pusher 23 is a screw feeder, which, when rotated, pushes the raw grain material from the feed refining apparatus 20 to the milling chamber 301. The inner roller driving member 312 includes a first driving motor, a first driving wheel, a first driven wheel, and a first transmission belt, the first driving motor is disposed on the mounting frame 10, the first driving wheel is fixedly mounted on an output shaft of the first driving motor, the first driven wheel is fixedly mounted on an outer circle of the mounting main shaft 311, and the first transmission belt is wound on the first driving wheel and the first driven wheel. The number of the inner sand rollers 313 is first, or the inner sand rollers 313 include a plurality of sand rollers which are sequentially disposed in the axial direction of the mounting spindle 311 and connected.
Alternatively, as shown in fig. 1, the outer roller assembly includes an outer sand roller 321 for grinding the raw grain material, and an outer roller driving member 322 for driving the outer sand roller 321 to rotate. The outer sand roller 321 is coaxially sleeved outside the inner sand roller 313 at intervals, and is rotatably supported on the installation frame 10, a gap between the inner sand roller 313 and the outer sand roller 321 forms a grinding chamber 301, and a gap between the pusher 23 and the outer sand roller 321 forms a feeding channel communicated with a feeding end of the grinding chamber 301. The outer roller driving member 322 is provided on the mounting frame 10 and is connected to the outer sand roller 321 and the electric control device 50, respectively. In operation, the outer roller driving member 322 directly drives the outer sand roller 321 to rotate, and the raw grain materials in the grinding chamber 301 are ground and peeled under the opposite rotation grinding of the inner sand roller 313 and the outer sand roller 321. In the structure of the invention, the milling chamber 301 is annular and vertically arranged, raw grain materials are uniformly distributed in the milling chamber 301, and the stress of the materials at two sides of the milling chamber is not offset and uniform, so that the milling and peeling processing effect and quality of the materials are improved. In this alternative, as shown in fig. 1, the outer roller driving member 322 includes a second driving motor, a second driving wheel, and a second driving belt, where the second driving motor is disposed on the mounting frame 10, the second driving wheel is fixedly installed on an output shaft of the second driving motor, and the second driving belt is wound on the second driving wheel and the outer sand roller 321. The pusher 23 is fixed to the mounting spindle 311 and a gap between the pusher and the outer sand roller 321 forms a feed passage communicating with a feed end of the grinding chamber 301, and the structure is arranged so that the whole structure of the apparatus is simple and compact.
Preferably, the outer sand roller 321 and the inner sand roller 313 rotate oppositely, the linear speed difference between the outer sand roller 321 and the inner sand roller 313 is 5 m/s-20 m/s, the energy consumption required by grinding processing is small, the linear speed difference between the outer sand roller 321 and the inner sand roller 313 is 5 m/s-20 m/s, the reasonable linear speed difference ensures that the raw grain material is peeled and ground uniformly, the grinding and peeling effects of the raw grain material are good, and the processing precision is high.
Preferably, as shown in fig. 1, the grinding and peeling device 30 further comprises a rotary stirring device 33 for stirring the mixed materials, wherein the rotary stirring device 33 is fixedly arranged on the outer circle of the main mounting shaft 311 and is positioned below the inner sand roller 313. A discharge chamber 302 communicating with the discharge end of the grinding chamber 301 is formed between the rotary deflector 33 and the mounting frame 10, and the rotary deflector 33 is used for deflector the mixed material falling into the discharge chamber 302 into the discharge separating device 40. In this preferred embodiment, as shown in fig. 1, the rotary stirring device 33 includes a stirring device body fixedly installed on the outer circumference of the installation spindle 311 and having a ring shape, and stirring sheets sequentially arranged on the outer circumference of the stirring device body at intervals along the circumferential direction of the stirring device body. When the installation main shaft 311 drives the rotary stirring device 33 to rotate, the stirring sheet thereof stirs the mixed materials in the discharging cavity 302 into the discharging separation device 40 in the rotating process. The rotary stirring device 33 is used for preventing the mixture from accumulating at the discharge end of the grinding and peeling device 30, so that the grinding and peeling device 30 can smoothly discharge, the rotary stirring device 33 is fixedly arranged on the mounting main shaft 311, and a discharge cavity 302 is formed between the rotary stirring device 33 and the mounting frame 10.
Alternatively, as shown in fig. 1, the discharge-separation device 40 includes a discharge-pressure gate device 41 and a shell-grain separation device 42 provided on the mounting frame 10, and the discharge-pressure gate device 41 and the shell-grain separation device 42 are respectively connected to the electrical control device 50. The feeding end of the discharging pressure gate device 41 is communicated with the discharging cavity 302, the discharging end of the discharging pressure gate device 41 is communicated with the shell-grain separating device 42, and the discharging pressure gate device 41 is used for correspondingly controlling the discharging amount of the mixed material in the discharging cavity 302 according to the pressure and guiding the discharged mixed material into the shell-grain separating device 42. The grain outlet 401 and the discharge outlet 402 are respectively arranged on the shell grain separating device 42, and the shell grain separating device 42 is connected with the installation main shaft 311 for separating shell materials from finished grain in the mixed materials, so that the finished grain is discharged from the grain outlet 401 and the shell materials are discharged from the discharge outlet 402.
In this alternative, as shown in fig. 1, the discharging pressure gate device 41 includes a discharging pipe 411, a pressure gate 412 for controlling the discharging amount of the mixed material in the discharging pipe 411, and a weight member 413 for driving the pressure gate 412 to act, where the pressure gate 412 and the weight member 413 are respectively disposed in the discharging pipe 411. The feed end of the discharge pipe 411 is communicated with the discharge cavity 302, and the discharge end of the discharge pipe 411 is communicated with the shell and grain separation device 42. The pressure gate 412 is arranged corresponding to the feed end of the discharge pipe 411. The weight member 413 is rotatably disposed in the discharging tube 411 and connected to the pressure gate 412, so as to adjust the size of the discharging channel between the pressure gate 412 and the feeding end of the discharging tube 411 during rotation around the fixed axis. In this alternative embodiment, as shown in fig. 1, the weight member 413 includes a mounting rod, a weight rod, and a weight adjustably mounted on the outer circumference of the weight rod. The first end of the mounting rod is rotatably connected with the inner wall of the discharge pipe 411, and the second end of the mounting rod is connected with the pressure door 412. One end of the pressing lump rod is fixed with the first end of the mounting rod and is distributed in an included angle. The pressing weight is arranged along the length direction of the pressing weight rod in an adjustable mode, and is fixed with the pressing weight rod through a locking screw, or is connected with the pressing weight rod through a threaded structure. Through adjusting the position of the pressing weight in the length direction of the pressing weight rod, the installation rod rotates around a hinge point hinged with the discharging pipe 411, and then the size of a discharging channel between the pressure door 412 and the feeding end of the discharging pipe 411 is adjusted, and then the processing time of the mixed material in the grinding chamber 301 is adjusted, and the longer the processing time is, the higher the material processing precision is.
In this alternative, as shown in FIG. 1, the shell-and-grain separator 42 includes a shell-and-grain separator, a discharge tube 425, and an induced draft fan. The shell grain separator comprises a mounting rotating shaft 421 fixed with the bottom end of the mounting main shaft 311, a spiral conveying sheet 422 extending spirally along the axial direction of the mounting rotating shaft 421, a separation net cover 423 wrapped outside the mounting rotating shaft 421 and the spiral conveying sheet 422, and an outer shell 424 wrapped outside the separation net cover 423, wherein the separation net cover 423 and the outer shell 424 are fixedly arranged. The separation chamber 403 is formed by the separation mesh enclosure 423, the spiral conveying sheet 422 and the installation rotating shaft 421, and the discharge end of the discharge pipe 411 and the discharge port 402 are respectively communicated with the separation chamber 403. The clearance between the outer casing 424 and the separation net cover 423 forms a shell collecting chamber, the feeding end of the discharge pipe 425 is communicated with the shell collecting chamber, the discharging end of the discharge pipe 425 forms a discharging hole 402, and the induced draft fan is communicated in the discharge pipe 425. During operation, the installation spindle 311 drives the installation spindle 421 to rotate, the mixed material discharged by the grinding and peeling device 30 enters the separation cavity 403 through the discharge pipe 411, when the installation spindle 421 rotates, the upper spiral conveying sheet 422 is driven to rotate, and then the mixed material is gradually conveyed downwards, and meanwhile, the induced draft fan sucks the shell collecting chamber through the discharge pipe 425, so that the shell material with lighter weight and smaller volume in the mixed material enters the shell collecting chamber through the separation screen 423 after passing through the separation screen 423, then enters the discharge pipe 425 through the shell collecting chamber, finally is discharged outwards through the discharge hole 402 of the discharge pipe 425, and finished grain with heavier weight and larger volume in the mixed material cannot penetrate the separation screen 423 under the action of the induced draft fan, and is discharged outwards through the grain outlet 401 communicated with the separation cavity 403 under the action of the guiding and feeding of the spiral conveying sheet 422, so that the separation of the finished grain and the shell material in the mixed material is realized.
Further, as shown in fig. 1, the structure of the installation shaft 421 and the spiral conveying sheet 422 is used for slowly and gradually conveying the mixed material downwards, so that the mixed material is completely and fully separated through the cooperation of the induced draft fan and the separation net cover 423 in the advancing process, and the separation quality and effect of the mixed material are improved. A plurality of air injection nozzles are also arranged in the shell collecting chamber in a dispersing manner so as to be used for carrying out auxiliary cleaning on the shell collecting chamber, so that shell materials are timely and fully discharged outwards through the discharge pipe 425. A discharge valve for controlling the opening and closing of the grain outlet 401 is arranged in the grain outlet, and the discharge valve is connected with the electric control device 50. The separating net cover 423 is of a detachable structure, the aperture of the upper mesh is smaller than the diameter of finished products, semi-finished products, small fragments, big fragments and medium fragments, and is larger than the outer diameters of bran, shell, dust and the like, so that the grains and the shell in the mixed material are fully separated, and according to different raw grain varieties, the separating net cover 423 with different mesh diameters can be replaced, so that the grinding and peeling of different raw grain varieties can be realized, the application range of the peeling and grinding processing equipment is improved, the processing varieties are various, the fitting adaptation life is long, the cost for replacing the fittings is low, and the batch application and popularization are facilitated.
The peeling and grinding processing equipment comprises the following specific processing procedures:
raw grain materials enter the feed hopper 21, after being acted by the distributing and homogenizing device 22, are evenly distributed to the upper end of the grinding chamber 301, the upper end of the grinding chamber 301 is provided with the pusher 23 for pushing materials, the grinding chamber 301 consists of an inner sand roller 313 and an outer sand roller 321, the inner sand roller 313 and the outer sand roller 321 are respectively driven by separate motors, and the rotation directions of the inner sand roller 313 and the outer sand roller 321 are opposite, so that the two are ensured to obtain larger linear velocity difference when each rotation speed is lower. The material falls to the bottom end of the grinding chamber 301 under its own weight and the pushing force of the pusher 23. The bottom end of the grinding chamber 301 is provided with a rotary stirring device 33, and the rotary stirring device 33 stirs to the position of a discharge hole. By controlling the pressure of the pressure gate 412, the time during which the material is processed in the milling chamber 301 can be controlled, the longer the time the higher the processing accuracy. The material milled in the milling chamber is a mixed material, which is composed of bran, shell, finished product, semi-finished product, raw grain and the like, the mixed material enters the shell grain separating device 42 through the discharging pressure gate device 41, the spiral conveying sheet 422 is driven to rotate by the installation rotating shaft 421 to gradually guide and convey the mixed material downwards, meanwhile, the air suction fan sucks the shell collecting chamber through the discharging pipe 425, so that the shell material with lighter weight and smaller volume in the mixed material enters the shell collecting chamber through the separating screen 423 from the separating cavity 403, enters the discharging pipe 425 from the shell collecting chamber, is finally discharged outwards from the discharging hole 402 of the discharging pipe 425, the finished grain with heavier weight and larger volume in the mixed material cannot penetrate the separating screen 423 under the action of the air suction fan, and is discharged outwards from the grain outlet 401 communicated with the separating cavity 403 under the action of the material guiding and feeding of the spiral conveying sheet 422, thereby realizing the separation of the finished grain and the shell material in the mixed material.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A peeling and grinding processing apparatus, comprising:
the device comprises an installation frame (10), and a feeding refining device (20), a milling peeling device (30), a discharging separation device (40) and an electrical control device (50) which are arranged on the installation frame (10), wherein the feeding refining device (20), the milling peeling device (30) and the discharging separation device (40) are sequentially arranged and communicated along the raw grain material processing running direction, and the milling peeling device (30) and the discharging separation device (40) are also respectively communicated with the electrical control device (50);
the feeding and refining device (20) is used for introducing raw grain materials to be processed and enabling the raw grain materials to be uniformly and dispersedly pushed forward into the milling and peeling device (30);
the milling and peeling device (30) comprises an inner roller assembly and an outer roller assembly which are sleeved inside and outside and are arranged at intervals, a gap between the inner roller assembly and the outer roller assembly forms a milling chamber (301) for accommodating raw grain materials, and the inner roller assembly and the outer roller assembly are independently and coaxially rotated to mill and peel the raw grain materials in the milling chamber (301) to form a mixed material;
the discharging and separating device (40) is used for guiding out the mixed materials in the milling chamber (301) and separating grain and shell, so that finished grains and shell materials in the mixed materials are respectively output outwards;
the inner roller assembly comprises a mounting main shaft (311) which is vertically arranged and rotatably supported on the mounting frame (10), an inner roller driving member (312) for driving the mounting main shaft (311) to rotate and an inner sand roller (313) for grinding raw grain materials;
the discharging and separating device (40) comprises a discharging pressure door device (41) and a shell-grain separating device (42) which are arranged on the mounting frame (10), and the discharging pressure door device (41) and the shell-grain separating device (42) are respectively connected with the electric control device (50);
the discharging pressure door device (41) comprises a discharging pipe (411), a pressure door (412) for controlling the discharging amount of the mixed materials in the discharging pipe (411) and a weight component (413) for driving the pressure door (412) to act, wherein the pressure door (412) and the weight component (413) are respectively arranged in the discharging pipe (411); the pressure gate (412) is arranged corresponding to the feeding end of the discharging pipe (411); the weight component (413) is rotatably arranged in the discharge pipe (411) and is connected with the pressure door (412) so as to be used for adjusting the size of a discharge channel between the pressure door (412) and the feed end of the discharge pipe (411) in the rotation process around the fixed shaft; the weight component (413) comprises a mounting rod, a weight pressing rod and a weight which is adjustably arranged on the outer circle of the weight pressing rod; the first end of the mounting rod is rotationally connected with the inner wall of the discharging pipe (411), and the second end of the mounting rod is connected with the pressure door (412); one end of the pressing lump rod is fixed with the first end of the mounting rod and is distributed in an included angle; the pressing weight is adjustably arranged along the length direction of the pressing weight rod, and is fixed with the pressing weight rod through a locking screw;
the shell-grain separation device (42) comprises a shell-grain separator, a discharge pipe (425) and an induced draft fan; the shell grain separator comprises a mounting rotating shaft (421) fixed with the bottom end of a mounting main shaft (311), a spiral conveying sheet (422) extending spirally along the axial direction of the mounting rotating shaft (421), a separation net cover (423) wrapped outside the mounting rotating shaft (421) and the spiral conveying sheet (422) and an outer shell (424) wrapped outside the separation net cover (423), wherein the separation net cover (423) and the outer shell (424) are fixedly arranged; the separation mesh enclosure (423), the spiral conveying sheet (422) and the installation rotating shaft (421) form a separation cavity (403), and the discharge end of the discharge pipe (411) and the discharge port (402) are respectively communicated with the separation cavity (403); the clearance between shell body (424) and separation screen (423) forms album shell room, and the feed end and the album shell room intercommunication of row material pipe (425), the discharge end of row material pipe (425) forms discharge gate (402), and induced draft fan communicates in row material pipe (425).
2. The peeling and milling apparatus according to claim 1, wherein,
the feeding refining device (20), the grinding peeling device (30) and the discharging separating device (40) are sequentially arranged from top to bottom along the vertical direction;
the feeding end of the feeding and refining device (20) faces upwards, and the discharging end of the feeding and refining device faces downwards;
the feeding end of the milling chamber (301) faces upwards and is communicated with the discharging end of the feeding refining device (20), and the discharging end of the milling chamber (301) faces downwards;
the feeding end of the discharging separation device (40) is communicated with the side wall of the discharging end of the milling peeling device (30), a grain outlet (401) for discharging finished grains on the discharging separation device (40) faces downwards, and a discharging outlet (402) for discharging shell materials is arranged at an included angle with the grain outlet (401).
3. A peeling and grinding apparatus according to claim 2, wherein,
the feeding and homogenizing device (20) comprises a feeding hopper (21), a distributing and homogenizing device (22) for uniformly dispersing raw grain materials and a pusher (23) for pushing the raw grain materials forwards, and the pusher (23) is connected with the inner roller assembly;
the feeding hopper (21), the distributing and homogenizing device (22) and the pushing device (23) are sequentially arranged from top to bottom along the vertical direction, the feeding end of the feeding hopper (21) faces upwards, and the discharging end of the pushing device (23) faces downwards and is communicated with the feeding end of the grinding chamber (301).
4. A peeling and grinding apparatus according to claim 3, wherein,
the inner roller driving member (312) is arranged on the mounting frame (10) and is respectively connected with the mounting main shaft (311) and the electric control device (50);
the material pushing device (23) is fixedly arranged on the outer circle of the upper end of the installation main shaft (311), the inner sand roller (313) is fixedly arranged on the outer circle of the installation main shaft (311) and is positioned below the material pushing device (23), and the material discharging and separating device (40) is connected with the installation main shaft (311).
5. The peeling and grinding processing apparatus according to claim 4, wherein,
the outer roller assembly comprises an outer sand roller (321) for grinding raw grain materials and an outer roller driving member (322) for driving the outer sand roller (321) to rotate;
the outer sand roller (321) is coaxially sleeved outside the inner sand roller (313) at intervals, and is rotatably supported on the mounting frame (10), a gap between the inner sand roller (313) and the outer sand roller (321) forms the grinding chamber (301), and a gap between the pusher (23) and the outer sand roller (321) forms a feeding channel communicated with a feeding end of the grinding chamber (301);
the outer roller driving member (322) is arranged on the mounting frame (10) and is respectively connected with the outer sand roller (321) and the electric control device (50).
6. The peeling and grinding processing apparatus according to claim 5, wherein,
the outer sand roller (321) and the inner sand roller (313) rotate oppositely, and the linear speed difference between the outer sand roller (321) and the inner sand roller (313) is 5 m/s-20 m/s.
7. The peeling and grinding processing apparatus according to claim 4, wherein,
the grinding and peeling device (30) further comprises a rotary stirring device (33) for stirring the mixed materials, wherein the rotary stirring device (33) is fixedly arranged on the outer circle of the installation main shaft (311) and is positioned below the inner sand roller (313);
a discharge cavity (302) communicated with the discharge end of the milling chamber (301) is formed between the rotary stirring device (33) and the mounting rack (10), and the rotary stirring device (33) is used for stirring mixed materials falling into the discharge cavity (302) into the discharge separation device (40).
8. The peeling and milling apparatus according to claim 7, wherein,
the feeding end of the discharging pressure gate device (41) is communicated with the discharging cavity (302), the discharging end of the discharging pressure gate device (41) is communicated with the shell-grain separating device (42), the discharging pressure gate device (41) is used for correspondingly controlling the discharging amount of the mixed material in the discharging cavity (302) through the pressure and guiding the discharged mixed material into the shell-grain separating device (42);
the grain outlet (401) and the discharge outlet (402) are respectively arranged on the shell grain separating device (42), and the shell grain separating device (42) is connected with the installation main shaft (311) so as to be used for separating shell materials and finished grains in the mixed materials, so that the finished grains are discharged from the grain outlet (401) and the shell materials are discharged from the discharge outlet (402).
9. The peeling and milling apparatus according to claim 8, wherein,
the feeding end of the discharging pipe (411) is communicated with the discharging cavity (302), and the discharging end of the discharging pipe (411) is communicated with the shell and grain separating device (42).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110788660.0A CN113617410A (en) | 2021-07-13 | 2021-07-13 | Peeling and grinding processing equipment |
| CN2021107886600 | 2021-07-13 |
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| CN113908906A CN113908906A (en) | 2022-01-11 |
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| CN202111359527.XA Active CN113908906B (en) | 2021-07-13 | 2021-11-17 | Peeling, grinding and cutting processing equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3012070B2 (en) * | 1991-12-27 | 2000-02-21 | 株式会社山本製作所 | Rice milling equipment |
| CN2296235Y (en) * | 1996-12-02 | 1998-11-04 | 徐志俊 | Wheat husk separator |
| CN2706227Y (en) * | 2004-07-07 | 2005-06-29 | 河北皇牌机械有限公司 | Unprocessed food grain scouring purifying machine |
| KR100948978B1 (en) * | 2007-12-18 | 2010-03-25 | 대한민국 | Hulling device for walnut |
| JP5656006B2 (en) * | 2010-09-17 | 2015-01-21 | 株式会社サタケ | Grinding type vertical grain mill |
| CN202315982U (en) * | 2011-08-16 | 2012-07-11 | 江苏鹤溪机械有限公司 | Novel vertical-type emery-roller rice milling machine |
| CN204602251U (en) * | 2015-04-09 | 2015-09-02 | 武汉正翰粮食机械设备有限公司 | A kind of two roller tandem polishing rice machine |
| CN105750001A (en) * | 2016-04-26 | 2016-07-13 | 施婷婷 | High-efficiency rice milling machine for rice processing |
| CN107020173A (en) * | 2017-06-12 | 2017-08-08 | 贵州金晨农产品开发有限公司 | New and effective rice mill is used in a kind of rice processing |
| CN107175151A (en) * | 2017-07-04 | 2017-09-19 | 宋衡星 | A kind of air-cooled cereal shelling grinder |
| CN207401511U (en) * | 2017-10-30 | 2018-05-25 | 山东精良海纬机械有限公司 | Vertical coarse cereals rice mill |
| CN208320952U (en) * | 2018-04-25 | 2019-01-04 | 浙江锋锂新能源科技有限公司 | A kind of dispersal device preparing electrolyte slurry |
| CN211026448U (en) * | 2019-07-04 | 2020-07-17 | 江苏华联食品有限公司 | Food material skin removing device for processing coarse cereal beverage |
| CN110898879A (en) * | 2019-12-02 | 2020-03-24 | 湖北永祥粮食机械股份有限公司 | Low-pressure grain mill |
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