CN109772507A - A kind of selenium-rich rice grinding device - Google Patents

Abstract

A kind of selenium-rich rice grinding device, the present invention relates to mechanical equipment technical fields；The left and right ends for crushing milling roller are respectively connected with thrust bearing, the another side of thrust bearing is fixed on bearing spider, bearing spider is fixed in the left and right sidewall for crushing casing, after the output shaft of the crushing motor sequentially passes through the center of the thrust bearing of the left side wall and left side that crush casing, it is connected and fixed with the left side for crushing milling roller；The outer wall for crushing casing is successively arranged several bulge loop mechanisms from top to bottom, wherein being located at activity in the several bulge loop mechanisms crushed above milling roller is embedded with No.1 sieving mechanism, is fixed with No.1 motor on the inner wall of the crushing casing of No.1 sieving mechanism lower left.It screening to the rice selectivity before and after crushing can screen selenium-rich rice, and can replace to sieve, high production efficiency in non-stop-machine situation, practicability is stronger in crushing process according to needs are crushed.

Description

A kind of selenium-rich rice grinding device

Technical field

The present invention relates to mechanical equipment technical fields, and in particular to a kind of selenium-rich rice grinding device.

Background technique

Selenium by transport protein participate in the intracorporal protein metabolism of rice, energetic supersession, antioxidation and and other The interaction of element, to influence its growth and development.It is numerous studies have shown that in a certain range, selenium can promote the growth of rice Development.Influence with Real-time PCR technology quantitative verification external source inorganic selenium to rice selenium gene expression, to divide Rice selenium-rich mechanism is explained in sub- level, provides theoretical foundation and rich for the clone of rice selenium-rich gene and selenium-rich breed breeding Rich resource.Carry out the research of key technology in selenium-rich rice process, comparative analysis rice is in harvest, processing, storage, boiling The situations of change such as content, form of selenium in the process study influence of the deep processing to rice quality and its Se form, content.

Basis in terms of by carrying out a series of physiology, ecology, cell and molecule to the selenium-rich rice resource filtered out Scientific research discloses rice selenium-rich mechanism, widens selenium-rich rice screening new way；And then pass through optimization selenium-rich rice deep processing work New process, the strong internationalization market process for promoting safe and comfortable high-quality selenium-rich rice are promoted in skill, verifying.

Selenium-rich rice be by when planting rice selenium-supply to grow the rice rich in selenium belong to functionality Agricultural product, are the food rich in selenium, and nutritionist with higher refers to.Rice often uses grinding device in process, But the grinding device function of traditional selenium-rich rice is relatively simple, can not realize allegro productionization demand, it would be highly desirable to change Into.

Summary of the invention

In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of structure is simple, design rationally, make With convenient selenium-rich rice grinding device, selective to the rice before and after crushing in crushing process can screen, According to needs are crushed, selenium-rich rice is screened, and sieve can be replaced in non-stop-machine situation, production effect Rate is high, and practicability is stronger.

To achieve the above object, the technical solution adopted by the present invention is that: it include crush casing, feed hopper, crushing roll Roller crushes motor；The top opening perforation for crushing casing is connected with feed hopper, and the inside front and back for crushing casing is symmetrically arranged with two Milling roller is crushed, the crushing motor is fixed on the outside for crushing casing by electric machine support；The side of the crushing casing Wall bottom offers discharge port；It also includes thrust bearing, bearing spider, bulge loop mechanism, No.1 sieving mechanism, No. two sieving machines Structure, No.1 motor, No.1 cam, No. three motors, No. three cams, material guiding hoppers；The left and right ends for crushing milling roller, which are respectively connected with, to push away The another side of power bearing, thrust bearing is fixed on bearing spider, and bearing spider is fixed in the left and right sidewall for crushing casing, After the output shaft of the crushing motor sequentially passes through the center of the thrust bearing of the left side wall and left side that crush casing, with powder The left side of broken milling roller is connected and fixed；The outer wall for crushing casing is successively arranged several bulge loop mechanisms from top to bottom, wherein being located at It crushes activity in several bulge loop mechanisms above milling roller and is embedded with No.1 sieving mechanism, the powder of No.1 sieving mechanism lower left It is fixed with No.1 motor on the inner wall of broken casing, No.1 cam, the chimb of No.1 cam are connected on the output shaft of No.1 motor Edge and the bottom movable contact of No.1 sieving mechanism are arranged, and activity is embedded with two in the bulge loop mechanism crushed below milling roller Number sieving mechanism is fixed with No. three motors on the inner wall of the crushing casing of No. two sieving mechanism lower lefts, No. three motors it is defeated It is connected with No. three cams on shaft, the flange of No. three cams and the bottom movable contact of No. two sieving mechanisms are arranged；Described No.1 is sieved in the space between mechanism and crushing milling roller and is equipped with material guiding hopper；Above-mentioned crushing motor, No.1 motor and No. three Motor is electrically connected with external power supply；

Above-mentioned bulge loop mechanism is constituted by fixing bulge loop, hinge, movable bulge loop, lock ring and lock；Fixed bulge loop and movable bulge loop phase Axle center for crushing casing is symmetrical arranged in front and back, and fixed bulge loop is shaped on the side wall for crushing casing, and activity is convex Ring is movably articulated on fixed bulge loop by hinge, and the inner ring surface of movable bulge loop contradicts the opening for being arranged in and crushing chassis sidewall Upper lower wall on；The lock ring is fixed on the end wall on movable bulge loop far from hinge, and the lock is fixed on fixation On an end wall on bulge loop far from hinge, lock ring matches card with lock and sets fixation；

Above-mentioned No.1 sieving mechanism and No. two sieving mechanisms are made of sieve, screen frame, spring, and sieve activity is embedded in screen frame In inner ring, and the peripheral wall of sieve is connected with several springs, and the outer end of several springs is each attached on the internal ring wall of screen frame；Institute The latter half of activity for the screen frame stated is embedded in the groove body in fixed bulge loop, and the first half activity of screen frame is embedded in movable bulge loop Groove body in；The bottom surface movable contact of sieve in flange and No.1 the sieving mechanism of the No.1 cam is arranged, and three The flange of number cam connects with the bottom surface of the sieve in No. two sieving mechanisms of lower two sides disposed thereon, upper surface activity respectively Touching setting；

Above-mentioned material guiding hopper by connecting plate, draw flitch and guide portals and constitutes；Wherein the outer edge of connecting plate is bonded and is fixed on powder On the inner wall of broken casing, the inner wall of connecting plate, which is gathered downwards, draws the lower edge of flitch vertically downward one integrally formed with flitch is drawn It is body formed to there is guide to portal, and guide portals and is set to the symmetrically arranged two crushing milling roller in front and back and rolls gap upper position Set place.

Further, it is fixed with No. two motors on the inner wall of the crushing casing of the opposite face of the No.1 motor, No. two No. two cams are connected on the output shaft of motor, the flange of No. two cams is in replace shape and No.1 with the flange of No.1 cam The bottom surface movable contact setting of sieve in mechanism of being sieved carries out alternately the left and right sides of No.1 sieving mechanism respectively Vibration sieving.

Further, it is fixed with No. four motors on the inner wall of the crushing casing of the opposite face of No. three motors, No. four No. four cams are connected on the output shaft of motor, the flange of No. four cams is in replace shape and be located at the flange of No. three cams The bottom surface of No. two sieves being sieved in mechanisms of two sides, upper surface movable contact are arranged No. three motors up and down, to positioned at No. three No. two sieving mechanisms of two sides carry out vibration sieving simultaneously above and below motor.

Further, be respectively and fixedly provided with silica gel strip in the end walls of the movable bulge loop, and another side wall of silica gel strip with The end walls of fixed bulge loop contradict setting.

Further, the interior bottom angled of the crushing casing is equipped with stripper, and the outlet end of stripper is lower than discharging The lower edge setting of mouth, and stripper is set to the lower position of No. two sieving mechanisms of lower section.

Further, the outside of the described crushing casing is equipped with replacement mechanism, replacement mechanism by chassis, roller, threaded rod, Thread ring and electromagnet post are constituted；The bottom on chassis is equipped with several idler wheels, is fixed with threaded rod, screw thread on threaded rod on chassis It is connected with thread ring, the outer wall of thread ring is fixedly connected with electromagnet post, and the outer end activity of electromagnet post, which is plugged in, to be opened up In in the slot in screen frame lateral wall, which is irony screen frame；The electromagnet post and external power supply is electrically connected.

The working principle of the invention: in the inside for crushing casing, it is located at and crushes milling roller top position setting No.1 sieving Mechanism is fallen by feed hopper and crushes the rice in casing by the screening of No.1 sieving mechanism, and No.1 motor drives No.1 convex Wheel rotation beats the bottom of the sieve in No.1 sieving mechanism, is sieved to rice, the rice after sieving is imported by material guiding hopper Two crushing milling rollers roll in gap, carry out rolling crushing to rice, roll smashed rice meal and fall into from top to bottom It sets gradually in several No. two sievings mechanism, No. three motors drive No. three cams to rotate and beat the sieve in No. two sieving mechanisms Bottom carries out the sieving of different-grain diameter requirement to smashed rice meal, and the last the smallest rice meal of partial size is discharged by discharge port, By movable bulge loop Unscrew, bulge loop No.1 sieving mechanism within the organization will be located at or No. two sieving mechanisms take out, by sieve On rice perhaps different large-sized rice meal is poured out and No.1 is sieved mechanism again or No. two sieving mechanisms are inserted into bulge loops In mechanism, closure activity bulge loop is set using the cooperation card of lock ring and lock, fixed locking；According to the requirement of screening partial size, arbitrarily The No.1 sieving mechanism and No. two sieving mechanisms for replacing different-grain diameter, under non-stop-machine state, wherein damaged No.1 mistake Screening mechanism and No. two sieving mechanisms are replaced.

After adopting the above structure, the invention has the following beneficial effects: a kind of selenium-rich rice grinding device of the present invention, energy Enough screening to the rice selectivity before and after crushing in crushing process sieve selenium-rich rice according to needs are crushed Choosing, and sieve can be replaced in non-stop-machine situation, high production efficiency, practicability is stronger, and the present invention has structure Simply, the advantages that setting is reasonable, low manufacture cost.

Detailed description of the invention

In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with It obtains other drawings based on these drawings.

Fig. 1 is structure sectional view of the invention.

Fig. 2 is B-B direction cross-sectional view in Fig. 1.

Fig. 3 is sectional view along A-A in Fig. 1.

Fig. 4 is the structural schematic diagram of material guiding hopper in the present invention.

Fig. 5 is the structural schematic diagram of No.1 sieving mechanism in the present invention.

Fig. 6 is the operation chart of specific embodiment.

Description of symbols:

Crush casing 1, discharge port 1-1, feed hopper 2, crush milling roller 3, crush motor 4, electric machine support 4-1, thrust bearing 5, Bearing spider 5-1, bulge loop mechanism 6, fixed bulge loop 6-1, hinge 6-2, movable bulge loop 6-3, lock ring 6-4, lock 6-5, silica gel strip 6-6, No.1 sieving mechanism 7, sieve 7-1, screen frame 7-2, slot 7-2-1, spring 7-3, No. two sieving mechanisms 8, No.1 motor 9, No.1 cam 9-1,10, No. two cam 10-1 of No. two motors, 11, No. three cam 11-1 of No. three motors, No. four motor 12, four it is convex Wheel 12-1, material guiding hopper 13, connecting plate 13-1, draw flitch 13-2, guide portal 13-3, stripper 14, replacement mechanism 15, chassis 15-1, idler wheel 15-2, threaded rod 15-3, thread ring 15-4, electromagnet post 15-5.

Specific embodiment

The present invention will be further described below with reference to the drawings.

Referring to as shown in figs 1 to 6, present embodiment the technical solution adopted is that: it includes to crush casing 1, charging Bucket 2 crushes milling roller 3, crushes motor 4；The top opening for crushing casing 1 penetrates through and is welded with feed hopper 2, crushes casing Two crushing milling rollers 3 are symmetrically arranged with before and after 1 inside；The crushing motor 4 is fixed on pulverizer by electric machine support 4-1 The outside of shell 1 (electric machine support 4-1 is weldingly fixed on the outer wall for crushing casing 1)；The sidewall bottom of the crushing casing 1 is opened Equipped with discharge port 1-1；It also includes 7, No. two thrust bearing 5, bearing spider 5-1, bulge loop mechanism 6, No.1 sieving mechanism sievings Mechanism 8, No.1 motor 9, No.1 cam 9-1, No. three motors 11, No. three cam 11-1, material guiding hoppers 13；Crush a left side for milling roller 3 Right both ends are welded with thrust bearing 5, and the another side of thrust bearing 5 is weldingly fixed on bearing spider 5-1, bearing branch Seat 5-1 is weldingly fixed in the left and right sidewall for crushing casing 1, and the output shaft of the crushing motor 4, which sequentially passes through, crushes casing 1 Left side wall and left side thrust bearing 5 center after, with crush milling roller 3 left side be welded and fixed；Crush casing 1 Outer wall is successively arranged three bulge loop mechanisms 6 from top to bottom, wherein being located at living in a bulge loop mechanism 6 for crushing 3 top of milling roller Dynamic be embedded in No.1 sieving mechanism 7(present embodiment is provided with one positioned at the bulge loop mechanism 6 for crushing 3 top of mucus rolling It is a, during the different manufacturings, can be plugged in each bulge loop mechanism 6 according to requiring that two or more are arranged The lower part of No.1 sieving mechanism 7 is respectively provided with No.1 motor 9), No.1 is sieved on the inner wall for crushing casing 1 of 7 lower left of mechanism It is bolted and is fixed with No.1 motor 9, interference fit is fixed with No.1 cam 9-1, No.1 cam on the output shaft of No.1 motor 9 The bottom movable contact of flange and No.1 the sieving mechanism 7 of 9-1 is arranged, in the bulge loop mechanism 6 for crushing 3 lower section of milling roller Activity is embedded with No. two sieving mechanisms 8, is bolted fixation on the inner wall of the crushing casing 1 of No. two sieving 8 lower lefts of mechanism There are No. three motors 11, interference fit is fixed with No. three cam 11-1 on the output shaft of No. three motors 11, and No. three cam 11-1's is convex Edge and the bottom movable contact of No. two sieving mechanisms 8 are arranged；Between the No.1 sieving mechanism 7 and crushing milling roller 3 Material guiding hopper 13 is equipped in space；Above-mentioned crushing motor 4, No.1 motor 9 and No. three motors 11 are electrically connected with external power supply, The respective equal concentrated setting of electric-controlled switch is on the electric cabinet on the outer wall for crushing casing 1, and connection line is along crushing casing 1 Inner wall is drawn by feed hopper 2 and crushes casing 1；

Above-mentioned bulge loop mechanism 6 is made of fixed bulge loop 6-1, hinge 6-2, movable bulge loop 6-3, lock ring 6-4 and lock 6-5；It is fixed Bulge loop 6-1 and activity bulge loop 6-3 is symmetrical arranged relative to the axle center for crushing casing 1 in front and back, and fixed bulge loop 6-1 is integrally formed In on the side wall for crushing casing 1, movable bulge loop 6-3 is movably articulated on fixed bulge loop 6-1 by hinge 6-2, and movable bulge loop The inner ring surface of 6-3, which contradicts, to be arranged on the upper lower wall for the opening for crushing 1 side wall of casing；It is convex that the lock ring 6-4 is fixed on activity On an end wall on ring 6-3 far from hinge 6-2, the lock 6-5 is fixed on one far from hinge 6-2 on fixed bulge loop 6-1 On end wall, lock ring 6-4 matched with lock 6-5 card set it is fixed (the cooperation card of lock ring 6-4 and lock 6-5 set in the prior art The locking mechanism structure principle of luggage case is identical, and this will not be repeated here)；

Above-mentioned No.1 sieving mechanism 7 and No. two sieving mechanisms 8 are made of sieve 7-1, screen frame 7-2, spring 7-3, and sieve 7-1 is living It is dynamic to be embedded in the inner ring of screen frame 7-2, and the peripheral wall of sieve 7-1 is welded with several springs 7-3, several springs 7-3's is outer End is weldingly fixed on the internal ring wall of screen frame 7-2；The latter half of activity of the screen frame 7-2 is embedded in fixed bulge loop 6-1 Groove body in, the first half activity of screen frame 7-2 is embedded in the groove body in movable bulge loop 6-3；The No.1 cam 9-1's is convex Edge and No.1 sieving mechanism 7 in sieve 7-1 bottom surface movable contact be arranged, the flange of No. three cam 11-1 respectively with The bottom surface of sieve 7-1 in No. two sieving mechanisms 8 of lower two sides disposed thereon, the setting of upper surface movable contact；

Above-mentioned material guiding hopper 13 by connecting plate 13-1, draw flitch 13-2 and the guide 13-3 that portals is constituted；Wherein connecting plate 13-1's is outer Edge is bonded on the inner wall for being fixed on and crushing casing 1, and the inner wall of connecting plate 13-1 is gathered downwards integrally formed with drawing flitch 13- 2, draw the lower edge of flitch 13-2 and portal 13-3 integrally formed with guide vertically downward, and guide portals that be set to front and back right by 13-3 Claim rolling at the top position of gap for two crushing milling rollers 3 of setting, the rice for needing to crush effectively is sent into two powder It is rolled between broken milling roller 3.

Further, No. two motors 10 are fixed on the inner wall of the crushing casing 1 of the opposite face of the No.1 motor 9, The convex of the flange of No. two cams 10-1, No. two cam 10-1 and No.1 cam 9-1 is connected on the output shaft of No. two motors 10 Edge is arranged in the bottom surface movable contact of the sieve 7-1 in alternately shape and No.1 sieving mechanism 7, No. two motors 10 and external electrical Source is electrically connected, and electric-controlled switch concentrated setting is on the electric cabinet on the outer wall for crushing casing 1, and connection line is along crushing casing 1 inner wall is drawn by feed hopper 2 and crushes casing 1, carries out vibration alternately respectively to the left and right sides of No.1 sieving mechanism 7 Sieve improves screening efficiency.

Further, No. four motors 12 are fixed on the inner wall of the crushing casing 1 of the opposite face of No. three motors 11, It is connected with No. four cam 12-1 on the output shaft of No. four motors 12, the flange of No. four cam 12-1 is convex with No. three cam 11-1's Edge is in alternately shape and the bottom surface for No. two sieve 7-1 being sieved in mechanisms 8 for being located at No. three about 11 two sides of motor, upper surface Movable contact setting, No. four motors 12 and external power supply are electrically connected, and electric-controlled switch concentrated setting is on the outer wall for crushing casing 1 Electric cabinet on, connection line along crush casing 1 inner wall by feed hopper 2 draw crush casing 1, to be located at No. three motors 11 No. two sieving mechanisms 8 of upper and lower two sides carry out vibration sieving simultaneously, improve screening efficiency.

Further, it is respectively and fixedly provided with silica gel strip 6-6 in the end walls of the movable bulge loop 6-3, and silica gel strip 6-6's is another One side wall and the end walls of fixed bulge loop 6-1 contradict and are arranged, and provide the contact surface of movable bulge loop 6-3 and fixed bulge loop 6-1 close The effect of envelope and buffering reduces the impact force that vibration process generates.

Further, the interior bottom angled of the crushing casing 1 is equipped with stripper 14, and the outlet end of stripper 14 is lower than The lower edge of discharge port 1-1 is arranged, and stripper 14 is set to the lower position of No. two sieving mechanisms 8 of lower section.

Further, the outside of the crushing casing 1 is equipped with replacement mechanism 15, and replacement mechanism 15 is by chassis 15-1, rolling 15-2, threaded rod 15-3, thread ring 15-4 and electromagnet post 15-5 is taken turns to constitute；The bottom of chassis 15-1 is equipped with several idler wheels It is threadedly coupled on 15-2, chassis 15-1 and is fixed with threaded rod 15-3, thread ring 15-4, spiral shell are threaded on threaded rod 15-3 The outer wall of line lantern ring 15-4 is welded with electromagnet post 15-5, and the outer end activity of electromagnet post 15-5, which is plugged in, is opened in screen frame In slot 7-2-1 in 7-2 lateral wall, screen frame 7-2 is irony screen frame；The electromagnet post 15-5 and external power supply is electrical Electromagnet post 15-5 is connected when needing to be taken out replacement to No.1 sieving mechanism 7 and No. two sieving mechanisms 8 in connection, will be electric Magnetic column 15-5 is inserted into slot 7-2-1, and screen frame 7-2 is sucked, mobile replacement mechanism 15, drive No.1 sieving mechanism 7 or No. two sieving mechanisms 8 of person remove in bulge loop mechanism 6；When needing to be sieved to No.1, mechanism 7 or No. two sieving mechanisms 8 are installed When, electromagnet post 15-5 is inserted into slot 7-2-1 in advance, and electromagnet post 15-5 is connected, rotation thread ring 15-4 to After the identical height of bulge loop mechanism 6 (pass through measuring rule measurement height), mobile replacement mechanism 15, by No.1 be sieved mechanism 7 or In No. two insertion bulge loop mechanisms 6, sieving mechanism 8.

The working principle of this specific embodiment:: in the inside for crushing casing 1, installed positioned at 3 upper position of milling roller is crushed No.1 sieving mechanism 7 is set, is fallen by feed hopper 2 and crushes the screening that the rice in casing 1 passes through No.1 sieving mechanism 7, No.1 Motor 9 drives No.1 cam 9-1 rotation, beats the bottom of the sieve 7-1 in No.1 sieving mechanism 7, is sieved to rice, mistake Rice rolling in gap by two crushing milling rollers 3 of the importing of material guiding hopper 13 after sieve, carries out rice to roll crushing, rolls powder Rice meal after broken, which is fallen into, from top to bottom to be set gradually in several No. two sievings mechanism 8, and No. three motors 11 drive No. three cam 11- The bottom of the sieve 7-1 in No. two sieving mechanisms 8 is beaten in 1 rotation, and the mistake of different-grain diameter requirement is carried out to smashed rice meal Sieve, the last the smallest rice meal of partial size are discharged by discharge port 1-1, by movable bulge loop 6-3 Unscrew, will be located at bulge loop mechanism 6 Perhaps No. two sieving mechanisms 8 take out rice on sieve 7-1 or different large-sized big for interior No.1 sieving mechanism 7 Rice flour is poured out, then No.1 is sieved in mechanism 7 or No. two insertion bulge loop mechanisms 6, sieving mechanism 8, closure activity bulge loop 6-3, benefit It is set with the cooperation card of lock ring 6-4 and lock 6-5, fixed locking；According to the requirement of screening partial size, the one of different-grain diameter is arbitrarily replaced Number sieving mechanism 7 and No. two sieving mechanisms 8, under non-stop-machine state, mechanism 7 and No. two mistakes wherein damaged No.1 is sieved Screening mechanism 8 is replaced.

After adopting the above structure, present embodiment has the beneficial effect that

1, the No.1 sieving mechanism 7 of selectivity installation different number as needed, carries out sieving processing to the rice before crushing, mentions Height crushes the particle size uniformity of rice；

2, No. two sieving mechanisms 8 of selectivity installation different number as needed, carry out sieving processing to smashed rice meal, The rice meal of different-grain diameter is obtained, the partial size fineness of rice meal is improved, and the rice meal of different-grain diameter can be obtained, is met not Same demand；

3, by the setting of bulge loop mechanism 6, the mechanism 7 that No.1 can be sieved and No. two sieving mechanisms 8 under non-stop-machine state, It is replaced, greatly improves crush efficiency；

4, by replacing the setting of mechanism 15, replacement efficiency is greatly improved.

The above is only used to illustrate the technical scheme of the present invention and not to limit it, and those of ordinary skill in the art are to this hair The other modifications or equivalent bulge loop that bright technical solution is made, as long as it does not depart from the spirit and scope of the technical scheme of the present invention, It is intended to be within the scope of the claims of the invention.

Claims (7)

1. a kind of selenium-rich rice grinding device, it includes to crush casing (1), feed hopper (2), crush milling roller (3), crush motor (4)；The top opening perforation for crushing casing (1) is connected with feed hopper (2), and the inside front and back for crushing casing (1) is symmetrically arranged with two A crushing milling roller (3), the crushing motor (4) are fixed on the outside for crushing casing (1) by electric machine support (4-1)；Institute The sidewall bottom for the crushing casing (1) stated offers discharge port (1-1)；

It is characterized by: it also include thrust bearing (5), bearing spider (5-1), bulge loop mechanism (6), No.1 sieving mechanism (7), No. two sieving mechanisms (8), No.1 motor (9), No.1 cam (9-1), No. three motors (11), No. three cams (11-1), material guiding hoppers (13)；The left and right ends for crushing milling roller (3) are respectively connected with thrust bearing (5), and the another side of thrust bearing (5) is fixed on axis It holds on support (5-1), bearing spider (5-1) is fixed in the left and right sidewall for crushing casing (1), the crushing motor (4) After output shaft sequentially passes through the center of the thrust bearing (5) of the left side wall and left side that crush casing (1), with crushing milling roller (3) left side is connected and fixed；The outer wall for crushing casing (1) is successively arranged several bulge loop mechanisms (6) from top to bottom, wherein being located at It crushes the interior activity of several bulge loop mechanisms (6) above milling roller (3) and is embedded with No.1 sieving mechanism (7), No.1 is sieved mechanism (7) It is fixed with No.1 motor (9) on the inner wall of the crushing casing (1) of lower left, is connected with one on the output shaft of No.1 motor (9) The bottom movable contact of number cam (9-1), flange and the No.1 sieving mechanism (7) of No.1 cam (9-1) is arranged, and is located at and crushes Bulge loop mechanism (6) interior activity below milling roller (3) is embedded with No. two sieving mechanisms (8), No. two sieving mechanism (8) lower lefts Crushing casing (1) inner wall on be fixed with No. three motors (11), be connected with No. three cams on the output shaft of No. three motors (11) The bottom movable contact of (11-1), the flange of No. three cams (11-1) and No. two sievings mechanism (8) is arranged；The No.1 mistake Material guiding hopper (13) are equipped in space between screening mechanism (7) and crushing milling roller (3)；Above-mentioned crushing motor (4), No.1 motor (9) and No. three motors (11) are electrically connected with external power supply；

Above-mentioned bulge loop mechanism (6) is by fixed bulge loop (6-1), hinge (6-2), movable bulge loop (6-3), lock ring (6-4) and lock (6- 5) it constitutes；Fixed bulge loop (6-1) and movable bulge loop (6-3) are symmetrical arranged relative to the axle center for crushing casing (1) in front and back, and solid Determine bulge loop (6-1) to be shaped on the side wall for crushing casing (1), movable bulge loop (6-3) is movably articulated in by hinge (6-2) On fixed bulge loop (6-1), and the inner ring surface of movable bulge loop (6-3) contradict setting crush the opening of casing (1) side wall up and down On wall；The lock ring (6-4) is fixed on the end wall on movable bulge loop (6-3) far from hinge (6-2), the lock (6-5) is fixed on the end wall on fixed bulge loop (6-1) far from hinge (6-2), and lock ring (6-4) is matched with lock (6-5) Card sets fixation；

Above-mentioned No.1 sieving mechanism (7) and No. two sieving mechanisms (8) are by sieve (7-1), screen frame (7-2), spring (7-3) structure At sieve (7-1) activity is embedded in the inner ring of screen frame (7-2), and the peripheral wall of sieve (7-1) is connected with several springs (7- 3), the outer end of several springs (7-3) is each attached on the internal ring wall of screen frame (7-2)；The latter half of work of the screen frame (7-2) Dynamic to be embedded in the groove body in fixed bulge loop (6-1), the first half activity of screen frame (7-2) is embedded in movable bulge loop (6-3) In groove body；The bottom surface activity of sieve (7-1) in flange and the No.1 sieving mechanism (7) of the No.1 cam (9-1) Contact setting, the flange of No. three cams (11-1) respectively with the sieves in No. two of lower two sides disposed thereon sievings mechanism (8) The bottom surface of (7-1), the setting of upper surface movable contact；

Above-mentioned material guiding hopper (13) by connecting plate (13-1), draw flitch (13-2) and guide portal (13-3) constitute；Wherein connecting plate The outer edge of (13-1) is bonded on the inner wall for being fixed on and crushing casing (1), and the inner wall of connecting plate (13-1) gathers downwards one It forms and draws flitch (13-2), the lower edge for drawing flitch (13-2) is portalled (13-3) integrally formed with guide vertically downward, and is led Material portal (13-3) be set to symmetrically arranged two of front and back and crush milling roller (3) and roll at the top position of gap.

2. a kind of selenium-rich rice grinding device according to claim 1, it is characterised in that: the No.1 motor (9) It is fixed with No. two motors (10) on the inner wall of the crushing casing (1) of opposite face, is connected with two on the output shaft of No. two motors (10) Number cam (10-1), the flanges of No. two cams (10-1) and the flange of No.1 cam (9-1) are in replace shape and No.1 sieving The bottom surface movable contact of sieve (7-1) in mechanism (7) is arranged, and carries out respectively to the left and right sides of No.1 sieving mechanism (7) Vibration sieving alternately.

3. a kind of selenium-rich rice grinding device according to claim 1, it is characterised in that: No. three motors (11) It is fixed with No. four motors (12) on the inner wall of the crushing casing (1) of opposite face, is connected with four on the output shaft of No. four motors (12) Number cam (12-1), the flange of No. four cams (12-1) and the flange of No. three cams (11-1) in replace shape with positioned at No. three The bottom surface of No. two sieves (7-1) being sieved in mechanism (8) of two sides, upper surface movable contact are arranged motor (11) up and down, right No. two sieving mechanisms (8) positioned at No. three motors (11) two sides up and down carry out vibration sieving simultaneously.

4. a kind of selenium-rich rice grinding device according to claim 1, it is characterised in that: the movable bulge loop (6-3) End walls on be respectively and fixedly provided with silica gel strip (6-6), and end walls of another side wall of silica gel strip (6-6) and fixed bulge loop (6-1) Contradict setting.

5. a kind of selenium-rich rice grinding device according to claim 1, it is characterised in that: the crushing casing (1) Interior bottom angled is equipped with stripper (14), and lower edge of the outlet end lower than discharge port (1-1) of stripper (14) is arranged, and discharging Plate (14) is set to the lower position of No. two sievings mechanism (8) of lower section.

6. a kind of selenium-rich rice grinding device according to claim 1, it is characterised in that: the crushing casing (1) Outside is equipped with replacement mechanism (15), replaces mechanism (15) by chassis (15-1), idler wheel (15-2), threaded rod (15-3), thread bush Ring (15-4) and electromagnet post (15-5) are constituted；The bottom on chassis (15-1) is equipped with several idler wheels (15-2), on chassis (15-1) It is fixed with threaded rod (15-3), is threaded on threaded rod (15-3) thread ring (15-4), outside thread ring (15-4) Wall is fixedly connected with electromagnet post (15-5), and the outer end activity of electromagnet post (15-5), which is plugged in, to be opened on the outside of screen frame (7-2) In slot (7-2-1) in wall, which is irony screen frame；The electromagnet post (15-5) and external power supply is electrical Connection.

7. a kind of selenium-rich rice grinding device, it is characterised in that: its working principle: in the inside for crushing casing (1), being located at powder Broken milling roller (3) top position setting No.1 is sieved mechanism (7), is passed through by the rice that feed hopper (2) is fallen into crushing casing (1) The screening of No.1 sieving mechanism (7), No.1 motor (9) drive No.1 cam (9-1) rotation, beat No.1 sieving mechanism (7) In sieve (7-1) bottom, be sieved to rice, the rice after sieving by material guiding hopper (13) import two crushing milling rollers (3) roll in gap, carries out rice to roll crushing, roll smashed rice meal fall into from top to bottom set gradually it is several In No. two sieving mechanisms (8), No. three motors (11) drive No. three cam (11-1) rotations to beat the sieve in No. two sievings mechanism (8) The bottom of net (7-1) carries out the sieving of different-grain diameter requirement to smashed rice meal, and the last the smallest rice meal of partial size is by going out Material mouth (1-1) discharge, by movable bulge loop (6-3) Unscrew, will be located at the sieving of the No.1 in bulge loop mechanism (6) mechanism (7) or No. two sieving mechanisms (8) of person are taken out, by sieve (7-1) rice or different large-sized rice meals pour out, then by one Number sieving mechanism (7) or No. two sieving mechanisms (8) are inserted into bulge loop mechanism (6), and closure activity bulge loop (6-3) utilizes lock ring (6-4) and the cooperation card for latching (6-5) are set, fixed locking；According to the requirement of screening partial size, the No.1 of different-grain diameter is arbitrarily replaced Sieving mechanism (7) and No. two sieving mechanisms (8), under non-stop-machine state, wherein damaged No.1 sieving mechanism (7) and two Number sieving mechanism (8) replaced.