CN211937062U - Vertical iron roller rice mill - Google Patents

Abstract

The utility model relates to a vertical iron roller rice mill, which comprises a grinding bin, a grinding device, a supporting frame and a driving device, wherein the top and the bottom of the grinding bin are respectively provided with a feeding hopper and a discharging port, the grinding device is arranged in the grinding bin, the supporting frame is arranged at the bottom of the grinding bin, the driving device is used for driving a driven grinding roller to horizontally move, the bottom of the feeding hopper is provided with a flow regulating device used for regulating the flow of rice grains and paddy grains, when a user needs to grind materials, the peeling grinding process is completed through the materials of the grinding device, when the grinding precision is overlarge or undersize, the driven grinding roller is moved towards the direction close to or far away from the driving grinding roller through the driving device, so that the gap between the driving grinding roller and the driven grinding roller is regulated, thereby regulating the grinding precision of the materials, when the flow of the materials falling into the grinding bin is overlarge or overlarge, the flow is, compared with the prior art, the utility model provides the high practicality and the work efficiency of equipment.

Description

Vertical iron roller rice mill

Technical Field

The utility model belongs to the technical field of grain processing machinery, especially a vertical iron roll rice mill.

Background

The vertical rice mill on the market at present utilizes the relative rotation of two iron rollers to produce the grain processing machinery that rubs and separates brown rice or corn into the rice, usually by feed arrangement, grind the storehouse, grinder to make up, because simple in construction, easy to operate, therefore the application range is very wide, the thickness that the corn removed the seed coat can influence the quality of the rice grain, if the thickness that the seed coat strips is shallow, what comes out from the rice mill is the brown rice, if the thickness that the seed coat strips is deeper, what comes out from the rice mill is the polished rice, however, because the personnel of different tastes require the different fineness degree of the rice grain, therefore people favor more to eat the rice grain of the self-defined fineness degree, the present rice mill can't adjust the rice milling precision very much, lead to the application scope of the rice mill to be restricted, and, usually, the feed arrangement of the rice mill can't control the flow of brown rice and corn, the grain of rice of different specifications and the velocity of flow of corn all differ to some extent, under the same pipeline area, the velocity of flow of the too little grain of rice of diameter and corn is fast, the flow that gets into grinder is too big, and grinder's grinding efficiency is limited, lead to easily grinding the precision low, the too big grain of rice of diameter and corn's velocity of flow is slow, the flow that gets into grinder is too little, then can lead to the phenomenon of grinder performance surplus to take place, lead to the waste of resource, from this it is necessary to make the improvement.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a can control grinder grinding precision, can control the interior material of hopper and flow the vertical iron roll rice mill of grinder's flow size.

The technical scheme of the utility model is realized like this: the utility model provides a vertical iron roll rice mill, includes that top and bottom are provided with the grinding storehouse of feeder hopper and discharge gate respectively, set up grinder, the support frame of setting in grinding the storehouse bottom in grinding the storehouse, its characterized in that: the grinding device comprises a motor, a driving belt wheel, a driven belt wheel, a transmission belt, a driven shaft, a driving grinding roller, a driven grinding roller and a driving device for driving the driven grinding roller to horizontally and transversely move, the motor is arranged at the top of the grinding bin, the driving belt wheel is connected with the output end of the motor, one end of the driven shaft is fixedly connected with the driven belt wheel, one end of the driven shaft, which is far away from the driven belt pulley, penetrates through the outer wall of the grinding bin and then extends into the grinding bin, one end of the driven shaft, which is far away from the driven belt pulley, is rotatably connected with the inner wall of the grinding bin, the driven belt pulley is in transmission connection with the driving belt pulley through a transmission belt, the driven shaft is fixedly provided with a driving grinding roller, the driven grinding roller and the driving grinding roller are horizontally arranged in parallel and are rotationally connected with the inner walls at the two sides of the grinding bin through a driving device, the bottom of the feed hopper is provided with a flow regulating device for regulating the flow of rice grains and paddy.

By adopting the technical scheme, in daily use, when a user needs to grind brown rice or paddy, the driving motor is started to enable the driving belt wheel to drive the driven belt wheel to rotate through the transmission belt, the driven belt wheel drives the driven rod and the driving grinding roller arranged on the driven rod to rotate, the brown rice or the paddy is poured into the feed hopper arranged at the top of the grinding bin, the brown rice or the paddy enters the grinding bin through the feed hopper and falls between the driving grinding roller and the driven grinding roller, the brown rice or the paddy is pushed downwards by the rotation of the driving grinding roller, the brown rice or the paddy moving downwards drives the driven grinding roller to rotate, the brown rice or the paddy between the driving grinding roller and the driven grinding roller is ground by the relative rotation of the driving grinding roller and the driven grinding roller, when the grinding precision is too large or too small and the existing requirement is not met, the driving device drives the driven grinding roller to move towards the direction close to the driving grinding roller or away from the driving grinding roller in the horizontal direction, so that the gap between the driving grinding roller and the driven grinding roller is adjusted, the grinding precision of the brown rice or the paddy is adjusted, when the flow of the brown rice or the paddy falling into the grinding bin from the bottom of the feed hopper is overlarge, the grinding efficiency of the grinding device is limited, the grinding device cannot fully grind materials, when the flow of the brown rice or the paddy falling into the grinding bin from the bottom of the feed hopper is overlarge, the performance of the grinding device cannot be fully exerted due to the fact that the materials passing through the grinding device are too few, the phenomenon of the performance of the grinding device is excessive is caused, and the flow of the brown rice or the paddy is adjusted in a mode that the opening size of the bottom of the feed hopper is adjusted through the flow adjusting device arranged at the bottom of the feed hopper, make grinder's performance obtain abundant performance, through the brown rice or the corn that grind fall to grind the storehouse bottom, leave at the discharge gate that grinds the storehouse bottom through setting up and grind the storehouse, compare with prior art, the utility model provides the high application scope of equipment makes the performance of equipment can abundant performance, has avoided the waste of resource.

The utility model discloses further set up to: drive arrangement includes that the level sets up spout on grinding the storehouse inner wall, slide the slider that sets up in the spout along the horizontal direction, set up the pneumatic cylinder outside grinding the storehouse and the actuating lever of being connected with the pneumatic cylinder output, the one end that the pneumatic cylinder was kept away from to the actuating lever is passed and is connected with the slider after grinding the storehouse outer wall, one side that grinding the storehouse was kept away from to the slider is provided with the swivelling chute, the both ends of driven grinding roller are provided with rotatory boss respectively, rotatory boss sets up in the swivelling chute, driven grinding roller is rotated through rotatory boss and slider and is connected, the pneumatic cylinder bottom is connected with a supporting bench, a supporting bench and grinding storehouse outer wall fixed connection.

By adopting the technical scheme, in daily use, paddy or brown rice is ground by the grinding device, when the grinding precision does not meet the requirement and the position of the left horizontal direction and the right horizontal direction of the driven shaft needs to be adjusted by the driving device, the precision needs to be higher according to the size of the required adjustment precision, the hydraulic cylinder is operated to push the driving rod, the sliding block arranged at one end of the driving rod slides towards the direction close to the driving grinding roller, the driven grinding roller rotationally connected with the sliding block through the rotating groove is close to the driving grinding roller, the gap between the driving grinding roller and the driven grinding roller is reduced, so that the grinding precision is improved, if the precision is required to be reduced, the hydraulic cylinder is operated to pull back the driving rod, the sliding block arranged at one end of the driving rod slides towards the direction far away from the driving grinding roller, and the driven grinding roller connected with the sliding block through the rotating, make the clearance grow between initiative grinding roller and the driven grinding roller to reduce and grind the precision, compare with prior art, the utility model provides the high application scope of product has improved production efficiency.

The utility model discloses further set up to: flow adjusting device includes that the level sets up slot, the setting in the feeder hopper bottom and keeps away from slot one end and be provided with the current-limiting inserted sheet of turning over a portion, set up at the support of grinding storehouse top, be used for connecting the lead screw of current-limiting inserted sheet and support, the one end of lead screw is provided with the joint piece, be provided with rotatory hole in the turning over a portion, be provided with the internal thread hole with the lead screw adaptation on the support, the joint piece sets up in rotatory hole, the lead screw passes and rotates through joint piece and turning over a portion after the internal thread hole and be connected, the one end that the current-limiting inserted sheet was kept away from to the lead screw is provided.

By adopting the technical scheme, in daily use, paddy or brown rice enters the grinding bin through the feed hopper and is ground by the grinding device, when the flow of the paddy or brown rice entering the grinding bin through the feed hopper is overlarge, the working efficiency of the grinding device is limited, the grinding precision is influenced when excessive materials enter the grinding device, the working performance of the grinding device is excessive when the flow of the paddy or brown rice entering the grinding bin is too small, so that the resource is wasted, according to the required flow, the screw rod is driven to rotate by the rotating hand wheel, the screw rod can horizontally move in the direction far away from or close to the feed hopper under the action of the internal thread hole and the surface thread of the screw rod, the screw rod moving in the direction close to the feed hopper can push the current-limiting insert piece to enter the opening at the bottom of the feed hopper through the clamping block rotationally connected with the turnover part, and the area of the current-limiting insert piece entering the opening at, the flow of material is less, and when the drive lead screw moved towards the direction of keeping away from the feeder hopper, the joint piece of being connected was then can pass through the removal of lead screw through setting up at the lead screw top and turning over a portion rotation, and the pulling was turned over a portion and is driven the current-limiting inserted sheet and is removed towards the direction of keeping away from the feeder hopper, and the current-limiting inserted sheet is close to the support more, and the flow of material is big more, compares with prior art, the utility model discloses make the use accuracy and the controllability of product obtain improving, promoted work efficiency, improved and ground quality

The utility model discloses further set up to: the rice bran separating device comprises a fan arranged on the outer side wall of the grinding bin, a scrap discharge port arranged on one side, far away from the fan, of the grinding bin, and a baffle arranged in the grinding bin and communicated with the scrap discharge port, the fan is electrically connected with a motor, and an air inlet opening is formed in the outer wall of one side, close to the fan, of the grinding bin.

By adopting the technical scheme, in daily use, after corn or brown rice grind through grinder, corn or brown rice and seed coat or grind piece together whereabouts through grinding the peel off the seed coat, through the working range of chaff rice separator, the fan starts when the motor starts, make the air outside grinding the storehouse be introduced and grind the storehouse in, make the wind current blow the corn or brown rice and seed coat or the piece of grinding of peeling off the seed coat of whereabouts through grinding, the quality is lighter than corn or brown rice through grinding the peel off seed coat the seed coat or grind the piece and is moved by the wind, the direction of keeping away from corn or brown rice through grinding the peel off seed coat is far away from, strike and grind the storehouse inner wall, on the baffle falls down, under gravity and the effect of wind current, leave through the sweeps discharge port and grind the storehouse, compare with prior art, the utility model provides high functionality of equipment, the production efficiency is improved.

The utility model discloses further set up to: a rolling bearing is arranged between the driven shaft and the outer wall of the grinding bin, and a rolling bearing is arranged between the rotating groove and the rotating boss.

Through adopting the technical scheme, in daily use, the rotation of driving shaft can and grind and produce contact friction between the storehouse outer wall, after long-time the use, because the effect of friction power, can lead to the driven shaft and grind the rotatory cooperation precision between the storehouse and receive the influence, thereby lead to grinder's precision to receive the influence, rotatory friction between rotatory boss and the swivelling chute also can lead to same problem, through between the driven shaft and grinding storehouse outer wall, set up antifriction bearing between rotatory boss and the swivelling chute, can optimize the face contact transmission originally into line contact transmission, make frictional force reduce greatly, and damage after long-time use as antifriction bearing, only need change antifriction bearing, alright make equipment discharge trouble, compared with prior art, the utility model provides high equipment's durability, the operation precision.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic view of a cross-sectional structure B-B shown in fig. 1.

Fig. 3 is a schematic view of a-a cross-sectional structure shown in fig. 1.

Fig. 4 is a schematic view of a partially enlarged structure of C shown in fig. 2.

Labeled as:

1-a feed hopper, 2-a discharge port, 3-a grinding bin, 4-a support frame, 5-a motor, 6-a driving belt wheel, 7-a driven belt wheel, 8-a driving belt, 9-a driven shaft, 10-a driving grinding roller, 11-a driven grinding roller, 13-a chute, 14-a slide block, 15-a hydraulic cylinder, 16-a driving rod and 17-a rotating groove, 18-rotating lug boss, 19-supporting table, 20-slot, 21-folding part, 22-current limiting insertion piece, 23-bracket, 24-screw rod, 25-clamping block, 26-rotating hole, 27-internal thread hole, 28-hand wheel, 29-fan, 30-scrap discharge port, 31-baffle, 32-air inlet opening and 33-rolling bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-4, the utility model discloses a vertical iron roller rice mill, be provided with grinding storehouse 3, the grinder of setting in grinding storehouse 3, the support frame 4 of setting in grinding storehouse 3 bottom of feeder hopper 1 and discharge gate 2 respectively including top and bottom the utility model discloses in the embodiment of the utility model: the grinding device comprises a motor 5, a driving pulley 6, a driven pulley 7, a transmission belt 8, a driven shaft 9, a driving grinding roller 10, a driven grinding roller 11 and a driving device for driving the driven grinding roller 11 to horizontally and transversely move, the motor 5 is arranged at the top of a grinding bin 3, the driving pulley 6 is connected with the output end of the motor 5, one end of the driven shaft 9 is fixedly connected with the driven pulley 7, one end of the driven shaft 9, far away from the driven pulley 7, penetrates through the outer wall of the grinding bin 3 and then extends into the grinding bin 3, one end of the driven shaft 9, far away from the driven pulley 7, is rotatably connected with the inner wall of the grinding bin 3, the driven pulley 7 is in transmission connection with the driving pulley 6 through the transmission belt 8, the driving grinding roller 10 is fixedly arranged on the driven shaft 9, the driven grinding roller 11 and the driving grinding roller 10 are horizontally arranged in parallel and are rotatably connected with, the bottom of the feed hopper 1 is provided with a flow regulating device for regulating the flow of rice grains and paddy.

By adopting the technical scheme, in daily use, when a user needs to grind brown rice or paddy, the driving motor 5 is started, the driving belt wheel 6 drives the driven belt wheel 7 to rotate through the driving belt 8, the driven belt wheel 7 drives the driven rod and the driving grinding roller 10 arranged on the driven rod to rotate, the brown rice or paddy is poured into the feed hopper 1 arranged at the top of the grinding bin 3, the brown rice or paddy enters the grinding bin 3 through the feed hopper 1 and falls between the driving grinding roller 10 and the driven grinding roller 11, the brown rice or paddy is pushed downwards by the rotation of the driving grinding roller 10, the brown rice or paddy moving downwards drives the driven grinding roller 11 to rotate, the brown rice or paddy between the driving grinding roller 10 and the driven grinding roller 11 is peeled and ground by the relative rotation of the driving grinding roller 10 and the driven grinding roller 11, when the grinding precision is too large or the brown rice or the paddy is not enough to meet the existing requirements, the driven grinding roller 11 is driven by the driving device to move towards the direction close to the driving grinding roller 10 or away from the driving grinding roller 10 in the horizontal direction, so that the gap between the driving grinding roller 10 and the driven grinding roller 11 is adjusted, the grinding precision of the brown rice or the paddy is adjusted, when the flow of the brown rice or the paddy falling into the grinding bin 3 from the bottom of the feed hopper 1 is too large, the grinding device cannot fully grind the material due to the limited grinding efficiency of the grinding device, when the flow of the brown rice or the paddy falling into the grinding bin 3 from the bottom of the feed hopper 1 is too small, the performance of the grinding device cannot be fully exerted due to too little material passing through the grinding device, the phenomenon of the excessive performance of the grinding device can be caused, and the size of the bottom opening of the feed hopper 1 is adjusted by the flow adjusting device arranged at the bottom of the feed hopper 1, adjust the flow size of brown rice or corn, make grinder's performance obtain abundant performance, through the brown rice or corn that grind fall to grind 3 bottoms in the storehouse, leave through setting up at the discharge gate 2 that grinds 3 bottoms in the storehouse and grind storehouse 3, compare with prior art, the utility model provides the high application scope of equipment makes the performance of equipment can full play, has avoided the waste of resource.

The utility model discloses in the embodiment: drive arrangement includes that the level sets up spout 13 on grinding 3 inner walls of storehouse, slide slider 14, the setting that sets up in spout 13 along the horizontal direction and grind storehouse 3 outer pneumatic cylinder 15 and with the actuating lever 16 that pneumatic cylinder 15 output is connected, the one end that pneumatic cylinder 15 was kept away from to actuating lever 16 is passed and is connected with slider 14 after grinding 3 outer walls of storehouse, one side that grinding storehouse 3 was kept away from to slider 14 is provided with swivelling chute 17, the both ends of driven grinding roller 11 are provided with rotatory boss 18 respectively, rotatory boss 18 sets up in swivelling chute 17, driven grinding roller 11 rotates through rotatory boss 18 and slider 14 to be connected, pneumatic cylinder 15 bottom is connected with brace table 19, brace table 19 and 3 lateral wall fixed connection of grinding storehouse.

By adopting the technical scheme, in daily use, paddy or brown rice is ground by the grinding device, when the grinding precision does not meet the requirement and the position of the left and right horizontal directions of the driven shaft 9 needs to be adjusted by the driving device, the precision needs to be higher according to the size of the required adjustment precision, the hydraulic cylinder 15 is operated to push the driving rod 16, the sliding block 14 arranged at one end of the driving rod 16 slides towards the direction close to the driving grinding roller 10, the driven grinding roller 11 rotationally connected with the sliding block 14 through the rotating groove 17 is close to the driving grinding roller 10, the gap between the driving grinding roller 10 and the driven grinding roller 11 is reduced, so that the grinding precision is improved, if the precision is reduced, the hydraulic cylinder 15 is operated to pull back the driving rod 16, the sliding block 14 arranged at one end of the driving rod 16 slides towards the direction far away from the driving grinding roller 10, so that the driven grinding roller 11 slidably connected with the sliding block 14 through the rotating groove 17 is far away from, make the clearance grow between initiative grinding roller 10 and the driven grinding roller 11 to reduce and grind the precision, compare with prior art, the utility model provides the high application scope of product has improved production efficiency.

The utility model discloses in the embodiment: flow control device includes that the level sets up slot 20, the setting in 1 bottom of feeder hopper and keeps away from slot 20 one end and be provided with the current-limiting inserted sheet 22 of the portion of turning over 21, set up at the support 23 that grinds 3 tops in storehouse, be used for connecting current-limiting inserted sheet 22 and the lead screw 24 of support 23, the one end of lead screw 24 is provided with joint piece 25, be provided with rotatory hole 26 on the portion of turning over 21, be provided with the internal thread hole 27 with the 24 adaptations of lead screw on the support 23, joint piece 25 sets up in rotatory hole 26, lead screw 24 passes through joint piece 25 after internal thread hole 27 and rotates with the portion of turning over 21 and be connected, the one end that current-limiting inserted sheet 22 was kept away from to lead screw 24 is provided with hand wheel 28.

By adopting the technical scheme, in daily use, paddy or brown rice enters the grinding bin 3 through the feed hopper 1 and is ground through the grinding device, when the flow of the paddy or brown rice entering the grinding bin 3 through the feed hopper 1 is too large, the working efficiency of the grinding device is limited, the grinding precision is influenced when excessive materials enter the grinding device, the working performance of the grinding device is excessive when the flow of the paddy or brown rice entering the grinding bin 3 is too small, the resource waste is caused, the screw rod 24 is driven to rotate by rotating the hand wheel 28 according to the required flow, under the action of the surface threads of the internal threaded hole 27 and the screw rod 24, the screw rod 24 horizontally moves towards the direction far away from or close to the feed hopper 1, the screw rod 24 moving towards the direction close to the feed hopper 1 pushes the current-limiting insert 22 to enter the opening at the bottom of the feed hopper 1 through the clamping block 25 rotationally connected with the turnover part 21, the area that current-limiting inserted sheet 22 got into in the opening of feeder hopper 1 bottom is big more, and the flow of material is less, and when drive lead screw 24 was removed towards the direction of keeping away from feeder hopper 1, through setting up at lead screw 24 top and the removal that the joint piece 25 of turning over a 21 rotation connection then can pass through lead screw 24, the pulling is turned over a 21 and is driven current-limiting inserted sheet 22 and is removed towards the direction of keeping away from feeder hopper 1, and current-limiting inserted sheet 22 is close to support 23 more, and the flow of material is big more, compares with prior art, the utility model discloses make the use precision and the controllability of product obtain improving, promoted work efficiency, improved and ground quality

The utility model discloses in the embodiment: the rice bran and rice separating device is arranged in the grinding bin 3 and below the grinding device, and comprises a fan 29 arranged on the outer side wall of the grinding bin 3, a waste scrap discharge port 30 arranged on one side, far away from the fan 29, of the grinding bin 3, and a baffle plate 31 arranged in the grinding bin 3 and communicated with the waste scrap discharge port 30, wherein the fan 29 is electrically connected with the motor 5, and an air inlet opening 32 is formed in the outer wall of one side, close to the fan 29, of the grinding bin 3.

By adopting the technical scheme, in daily use, after the corn or the brown rice is ground by the grinding device, the corn or the brown rice which is ground to strip the seed coat falls down together with the seed coat or the grinding scraps, the fan 29 is started when the motor 5 is started, so that the air outside the grinding bin 3 is introduced into the grinding bin 3, the air flow blows the falling corn or the brown rice which is ground to strip the seed coat and the seed coat or the grinding scraps, the seed coat or the grinding scraps which are lighter than the corn or the brown rice which is ground to strip the seed coat are driven by the air, the air flow moves towards the direction far away from the corn or the brown rice which is ground to strip the seed coat, the air flow impacts the inner wall of the grinding bin 3 and falls down onto the baffle plate 31, and the air flow leaves the grinding bin 3 through the scrap discharge port 30, compared with the prior art, the utility model improves the functionality of the equipment, the production efficiency is improved.

The utility model discloses in the embodiment: a rolling bearing 33 is arranged between the driven shaft 9 and the outer wall of the grinding bin 3, and a rolling bearing 33 is arranged between the rotating groove 17 and the rotating boss 18.

By adopting the technical scheme, in daily use, the rotation of the driving shaft can generate contact friction with the outer wall of the grinding bin 3, after long-term use, the precision of the rotary fit between the driven shaft 9 and the grinding chamber 3 is affected due to the effect of friction, thereby causing the accuracy of the grinding apparatus to be affected, and the rotational friction between the rotation boss 18 and the rotation groove 17 causes the same problem, by arranging the rolling bearings 33 between the driven shaft 9 and the outer wall of the grinding bin 3 and between the rotary bosses 18 and the rotary grooves 17, the original surface contact transmission can be optimized to be linear contact transmission, so that the friction force is greatly reduced, and damage after long-time use when antifriction bearing 33, only need change antifriction bearing 33, alright in order to make equipment exhaust trouble, compare with prior art, the utility model provides the high durability of equipment, operation precision.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides a vertical iron roll rice mill, is provided with grinding storehouse (3) of feeder hopper (1) and discharge gate (2) respectively including top and bottom, sets up grinder in grinding storehouse (3), sets up support frame (4) in grinding storehouse (3) bottom, its characterized in that: the grinding device comprises a motor (5), a driving pulley (6), a driven pulley (7), a transmission belt (8), a driven shaft (9), a driving grinding roller (10), a driven grinding roller (11) and a driving device for driving the driven grinding roller (11) to horizontally and transversely move, wherein the motor (5) is arranged at the top of the grinding bin (3), the driving pulley (6) is connected with the output end of the motor (5), one end of the driven shaft (9) is fixedly connected with the driven pulley (7), one end of the driven shaft (9) far away from the driven pulley (7) penetrates through the outer wall of the grinding bin (3) and then extends into the grinding bin (3), one end of the driven shaft (9) far away from the driven pulley (7) is rotatably connected with the inner wall of the grinding bin (3), and the driven pulley (7) is in transmission connection with the driving pulley (6) through the transmission belt (8), the grinding device is characterized in that a driving grinding roller (10) is fixedly arranged on the driven shaft (9), the driven grinding roller (11) and the driving grinding roller (10) are horizontally arranged in parallel and are rotatably connected with the inner walls of two sides of the grinding bin (3) through a driving device, and a flow adjusting device used for adjusting the grain of rice and the flow of the paddy is arranged at the bottom of the feeding hopper (1).

2. The vertical iron roller rice mill according to claim 1, characterized in that: the driving device comprises a sliding chute (13) horizontally arranged on the inner wall of the grinding bin (3), a sliding block (14) horizontally arranged in the sliding chute (13) in a sliding way, a hydraulic cylinder (15) arranged outside the grinding bin (3) and a driving rod (16) connected with the output end of the hydraulic cylinder (15), one end of the driving rod (16) far away from the hydraulic cylinder (15) penetrates through the outer wall of the grinding bin (3) and then is connected with the sliding block (14), a rotating groove (17) is arranged on one side of the sliding block (14) far away from the grinding bin (3), rotary bosses (18) are respectively arranged at two ends of the driven grinding roller (11), the rotary lug boss (18) is arranged in the rotary groove (17), the driven grinding roller (11) is rotationally connected with the sliding block (14) through the rotary lug boss (18), the bottom of the hydraulic cylinder (15) is connected with a supporting table (19), and the supporting table (19) is fixedly connected with the outer side wall of the grinding bin (3).

3. The vertical iron roller rice mill according to claim 2, characterized in that: the flow regulating device comprises a slot (20) horizontally arranged at the bottom of the feed hopper (1), a current-limiting inserting piece (22) which is arranged in the slot (20) and is provided with a turnover part (21) far away from one end of the slot (20), a support (23) arranged at the top of the grinding bin (3), and a screw rod (24) used for connecting the current-limiting inserting piece (22) with the support (23), wherein one end of the screw rod (24) is provided with a clamping block (25), the turnover part (21) is provided with a rotating hole (26), the support (23) is provided with an internal thread hole (27) matched with the screw rod (24), the clamping block (25) is arranged in the rotating hole (26), the screw rod (24) is rotatably connected with the turnover part (21) through the clamping block (25) after passing through the internal thread hole (27), and one end of the screw rod (24) far away from the inserting piece (22) is provided with a current-limiting, and a bran and rice separating device for separating the rice or the brown rice from the seed coats or the grinding scraps is arranged in the grinding bin (3) and below the grinding device.

4. A vertical iron roller rice mill as claimed in claim 3, characterized in that: the bran and rice separator is including setting up fan (29) on grinding storehouse (3) lateral wall, setting up in grinding storehouse (3) and keeping away from sweeps discharge port (30) of fan (29) one side, setting up baffle (31) that just communicate with sweeps discharge port (30) in grinding storehouse (3), fan (29) are connected with motor (5) electricity, it is provided with air inlet opening (32) on one side outer wall that grinding storehouse (3) are close to fan (29).

5. The vertical iron roller rice mill according to claim 4, characterized in that: a rolling bearing (33) is arranged between the driven shaft (9) and the outer wall of the grinding bin (3), and a rolling bearing (33) is arranged between the rotating groove (17) and the rotating boss (18).

Images