CN210357364U

CN210357364U - Dry corn grinding machine

Info

Publication number: CN210357364U
Application number: CN201921283238.4U
Authority: CN
Inventors: 王梦宇
Original assignee: Tangshan Ruhui Corn Product Technology Development Co ltd
Current assignee: Tangshan Ruhui Corn Product Technology Development Co ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-04-21
Anticipated expiration: 2029-08-08

Abstract

The utility model relates to a maize grinds the field, discloses a dry maize grinds machine, has solved among the prior art and has become moist maize will be attached to on grinding tool because the storage environment is moist when grinding for follow-up entering kernel of corn reduces with grinding tool's area of contact, has reduced and has ground work efficiency. Its technical scheme main points are that the machine of grinding is including the casing, the inner chamber, the casing be equipped with opening feed inlet up, the bottom of inner chamber is equipped with grinder, grinder's upside is equipped with drying device, drying device is including the urceolus, one side that the urceolus is close to the feed inlet is equipped with the maize import, one side of keeping away from the feed inlet is equipped with the maize export, still install the cylinder of rotatory stirring kernel of corn in the urceolus, the maize export is mutually wrong with the position of maize import in vertical side, and the urceolus still is fixed with the heating mechanism who heats the urceolus.

Description

Dry corn grinding machine

Technical Field

The utility model relates to a maize flour processing field, in particular to dry maize grinds machine.

Background

Grinding in the corn flour processing process refers to grinding corn endosperm into powder by the relative motion of a grinding tool and a workpiece under a certain pressure, wherein the grinding is carried out by abrasive particles coated or pressed on the grinding tool.

Referring to the Chinese utility model with the publication number of CN207042568U, it discloses a uniform grinding device for making corn steep liquor. Its technical essential is fixed in the upper end of grinder body and is equipped with the maize import, maize import lower extreme is equipped with two sets of sleeves that have the lug, lug mutual butt on two sets of sleeves, make the maize when the extrusion in the lug, the extruded comparison is more even, the sleeve lower extreme is equipped with turns over the spoon, when the quick rotation of motor, it can be along with rotating to turn over the spoon, the maize upset that will not smash gets up, smash, the cooperation of the last slide and the slider of setting, be equipped with the low side that can upper and lower gliding slide setting the magnet of inhaling of recess bottom and inhale the slide on the casing of grinder body. Corn endosperm is ground more fully to make top slide and recess have certain leakproofness, can be fine again solve the trouble problem of inside clearance.

Before grinding, the corn kernels have moisture due to reasons such as the humidity of a storage environment, the corn kernels are often required to be matched with each other and pressed and embedded between grinding tools when the corn kernels are ground, and then the corn kernels pressed and embedded into corn cakes are attached to the grinding tools, so that the area between the corn kernels entering the grinding tools subsequently and the grinding tools is reduced, and the grinding work efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a dry corn grinding machine can be used to reduce the humidity before the kernel of corn grinds, and then improves the efficiency that the corn ground.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a dry maize grinds machine, including the casing, the inside hollow inner chamber that is of casing, the casing be equipped with opening feed inlet up, the bottom of inner chamber is equipped with grinder, a serial communication port, be equipped with drying device in the inner chamber, drying device is located grinder's top, drying device is including the urceolus, the urceolus is close to one side of feed inlet is equipped with the maize import, keeps away from one side of feed inlet is equipped with the maize export, still install the cylinder of rotatory stirring kernel of corn in the urceolus, maize export is mutually wrong with the position of maize import in vertical side, just the heating mechanism of heating urceolus still is fixed with outward to the urceolus.

Through adopting above-mentioned technical scheme, make the kernel of corn get into the urceolus through maize import, conduct the section of thick bamboo wall of heat to the urceolus through heating mechanism, through the rotatory stirring kernel of cylinder, and then stir the kernel of corn and utilize the steam evaporation of urceolus to fall moisture, spill the kernel of corn through the maize export again, the kernel of corn gets into grinder after becoming dry, then the corn cake that is pressed and inlays can not be attached to grinding means, and then can not influence the area of contact between follow-up kernel of corn that gets into grinding means and the grinding means, thereby the work efficiency of grinding has been improved.

The utility model discloses further set up to: the heating mechanism is a heating ring, and the heating mechanism is sleeved at two ends of the outer barrel.

Through adopting above-mentioned technical scheme, utilize heating ring heat conduction with urceolus temperature rising, compare at the inside heating line of burying of urceolus lateral wall, its is with low costs, and installation and maintenance are more convenient.

The utility model discloses further set up to: the outer barrel is axially horizontal and sequentially provided with a first connecting part, a first diameter changing part, a second diameter changing part and a second connecting part along the axial direction, and the first diameter changing part and the second diameter changing part are perpendicular to the axial cross section of the outer barrel from the two ends of the outer barrel to be gradually increased along the axial direction.

Through adopting above-mentioned technical scheme, the axial cross sectional shape of urceolus inwards increases gradually along the axial from both ends, and then makes the great kernel of corn of density sink into the biggest place of urceolus inner cross section, and the less kernel of corn of density is dry kernel of corn promptly and is in the upper strata to promote the layering of kernel of corn, and then sieve out dry kernel of corn.

The utility model discloses further set up to: it has first mesh and second mesh to distribute along circumference on the lateral wall of cylinder, the drill way size in first mesh is greater than the drill way size in second mesh, the drill way size in second mesh can supply the kernel of corn to spill, first mesh distribution position does under the vertical direction of maize import, second mesh distribution position is located the relative first both sides that net distribution position was put of cylinder, the cylinder lateral surface with the inboard clearance of urceolus is less than the kernel of corn size.

Through adopting above-mentioned technical scheme, the kernel of corn gets into the urceolus through the maize import, inside the rethread first mesh gets into the cylinder, because the drill way size of first mesh is greater than the second mesh under the rotation of cylinder, then the kernel of corn quantity in rotatory in-process cylinder constantly accumulates and collects until the kernel of corn quantity that leaks by the kernel of corn quantity that first mesh got into equals with the kernel of corn quantity that the second mesh spills.

In this process, the kernel of corn is rolled dry in the cylinder, and dry kernel of corn is little than the kernel of corn density that wets, and the layering in rolling is followed with the kernel of corn that wets to dry kernel of corn from this, and wherein dry kernel of corn is located the upper strata, and to the cylinder both sides, and second mesh distribution position spreads promptly, changes outside spilling the cylinder from the second mesh to fall out from the maize export, realizes the autosegregation of dry kernel of corn and the kernel of corn that wets from this, improves drying effect.

The utility model discloses further set up to: the corn outlet is arranged on the side face of one end of the first diameter-changing part and the second diameter-changing part, which deviates from each other.

Through adopting above-mentioned technical scheme, arrange the side of the one end that first reducing portion, second reducing portion deviate from in the maize export, and then promote the less kernel of corn of density after the stoving to drop to grinder by the maize export of both sides.

The utility model discloses further set up to: one end of the outer cylinder is communicated with an exhaust mechanism communicated with the outside.

Through adopting above-mentioned technical scheme, the kernel of corn meets high temperature moisture evaporation and is vapor, utilizes exhaust mechanism to discharge vapor for vapor discharges in the urceolus improves drying efficiency, reduces kernel of corn and vapor contact after the drying simultaneously, reduces the probability that the kernel of corn dampened once more then.

The utility model discloses further set up to, the bottom surface of casing is equipped with opening discharge gate down, the bottom surface of casing is highly reduced to the center by four sides gradually.

Through adopting above-mentioned technical scheme, highly reducing gradually to the direction of discharge gate by the bottom surface four sides of casing, the powder that promotes the kernel of corn to grind gathers and the ejection of compact to the centre.

To sum up, the utility model discloses following beneficial effect has:

1. the corn kernels enter the outer barrel through the corn inlet, heat is conducted to the barrel wall of the outer barrel through the heating mechanism, the corn kernels are stirred through rotation of the roller, then the corn kernels are stirred, moisture of the corn kernels in the outer barrel is evaporated by utilizing hot air of the outer barrel, and then the corn kernels are leaked out through the corn outlet;

2. the axial section shape of the outer barrel is gradually increased inwards from two ends along the axial direction, so that corn kernels with high density are sunk into the position with the largest inner section of the outer barrel, and the corn kernels with low density, namely dried corn kernels, are positioned on the upper layer, so that the layering of the corn kernels is promoted, and the dried corn kernels are screened out;

3. corn kernels enter the outer barrel through the corn inlet and then enter the interior of the roller through the first mesh, under the rotation of the roller, because the size of the hole opening of the first mesh is larger than that of the second mesh, the corn kernels are continuously accumulated in the roller in the rotation process until the number of the corn kernels entering the roller from the first mesh is equal to that of the corn kernels leaking from the second mesh, the corn kernels are rolled and dried in the roller, the density of the dried corn kernels is lower than that of the moistened corn kernels, and the dried corn kernels and the moistened corn kernels are layered in the rolling process, wherein the dried corn kernels are positioned on the upper layer and spread to two sides of the roller, namely the distribution position of the second mesh is easier to leak out of the roller from the second mesh and fall out of the corn outlet, so that the automatic separation of the dried corn kernels and the moistened corn kernels is realized, and the drying effect is improved;

4. the kernel of corn meets high temperature moisture evaporation and is vapor, utilizes exhaust mechanism to discharge vapor for vapor discharges in the urceolus improves drying efficiency, reduces kernel of corn and vapor contact after the drying simultaneously, reduces the probability that the kernel of corn dampened once more then.

Drawings

FIG. 1 is a schematic view of a corn grinder;

FIG. 2 is a schematic structural diagram of a drying apparatus;

fig. 3 is a partially enlarged view of the exhaust mechanism shown at a in fig. 2.

Reference numerals: 1. a housing; 11. a feed inlet; 111. a cover body; 12. a discharge port; 13. an access hole; 14. a slide plate; 2. an inner cavity; 3. a grinding device; 31. a grinding roller; 4. a drying device; 41. a drying drum; 411. a drum; 4111. a first mesh; 4112. a second mesh; 412. an outer cylinder; 4121. a corn outlet; 4122. corn import; 4123. a first connection portion; 4124. a second connecting portion; 4125. a first diameter-changing part; 4126. a second diameter-changing portion; 42. a heating mechanism; 43. A heat insulation box; 44. a first drive mechanism; 45. and an exhaust mechanism.

Detailed Description

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

As shown in fig. 1, a dry corn grinder includes a housing 1, and a hollow interior 2 is provided in the housing 1.

The shell 1 is provided with a feed inlet 11 with an upward opening, so that corn kernels can conveniently enter the inner cavity 2. The upper end of the feed inlet 11 is provided with a cover body 111 which is matched with the feed inlet 11 in size. The bottom surface of the shell 1 is provided with a square discharge port 12 with a downward opening, and the bottom surface of the shell 1 gradually descends from four sides to the center.

Grinder 3 is located the bottom of inner chamber 2 for the grinding of kernel of corn, and the side of grinder 3 external simultaneously is opened has vertical access hole 13, and access hole 13 aligns with grinder 3, makes grinder 3 expose, the easy access. Furthermore, a sliding plate 14 capable of sliding up and down is further installed on the access opening 13 and used for opening and closing the access opening 13. The grinding device 3, the access opening 13 and the sliding plate 14 are prior art, and refer to the chinese patent with the publication number CN207042568U, "a uniform grinding device for making corn steep liquor", which is not described in detail herein.

As shown in fig. 2, the grinding device 3 includes a plurality of grinding rollers 31 which are axially parallel and abut against each other at the side, and the grinding rollers 31 are driven by a motor to rotate.

And a drying device 4 is arranged in the inner cavity 2, and the drying device 4 is positioned above the grinding device 3 and used for drying the corn kernels.

As shown in fig. 2 and 3, the drying device 4 includes a drying drum 41, a heating mechanism 42, a heat insulation box 43, a first driving mechanism 44, and an air exhaust mechanism 45.

The drying drum 41 is hollow and includes a drum 411 and an outer drum 412.

The outer cylinder 412 includes a first connection portion 4123, a first diameter-varying portion 4125, a second diameter-varying portion 4126, and a second connection portion 4124, which are axially horizontal and in this order. The first variable diameter portion 4125 and the second variable diameter portion 4126 have cross-sectional shapes perpendicular to the axial direction of the outer cylinder 412 that gradually increase inward from both ends of the outer cylinder 412 in the axial direction.

The first connecting portion 4123 is shaped as a hollow cylinder, and one end away from the first diameter-changing portion 4125 penetrates the housing 1 and extends outward. The second connecting portion 4124 is also shaped like a hollow cylinder, and one end away from the variable diameter portion 4125 is fixed to the housing 1.

The outer barrel 412 is provided with a corn inlet 4122 at one side far away from the grinding device 3, and the corn inlet 4122 is communicated with the feed inlet 11 up and down, so that corn kernels can conveniently enter the drying barrel 41. And two corn outlets 4121 are arranged on one side of the outer cylinder 412 close to the grinding device 3, and the corn outlets 4121 are respectively positioned on the side surfaces of the end parts of the first reducing part 4125 and the second reducing part 4126, so that the corn grains in the drying cylinder 41 fall onto the grinding device 3.

The roller 411 is located inside the outer tube 412, and the axial center of the roller 411 coincides with the outer tube 411. It has first mesh 4111 and second mesh 4112 to distribute along circumference on the lateral wall of cylinder 411, the aperture size of first mesh 4111 is greater than the aperture size of second mesh 4112, the aperture size of second mesh 4112 can supply the kernel of corn to spill, first mesh 4111 distributes the position under the vertical direction of maize import 4122, second mesh 4112 distributes the position and is located the both sides of the relative first mesh 4111 distribution position of cylinder 411, the lateral surface of cylinder 411 and the inboard clearance of urceolus 412 are less than the kernel of corn size.

The first driving mechanism 44 may be a cylinder, a motor, etc., and is a motor, which is fixedly installed on the outer side of the housing 1, and a motor shaft of the motor penetrates through the housing 1 and is connected with one end of the roller 411 for driving the roller 411 to rotate.

The heating mechanism 42 may be a heating ring, a heating tube, etc., and the heating ring is an electric heating ring, and the inner structure thereof is prior art and thus will not be described in detail herein. The heating mechanism 42 is sleeved at two ends of the outer barrel 412 and used for conducting heat to the barrel wall of the outer barrel 412, so that the temperature of the outer barrel 412 is increased, moisture in the corn kernels is further evaporated, the temperature of the heating mechanism 42 is not too high, and the highest temperature is 50 ℃.

The heat insulating box 43 is shaped like a cube, and wraps the portion of the outer cylinder 412 extending out of the housing 1, and the heat insulating box 443 is fixed to the housing 1.

The exhaust mechanism 45 is fixed on the side of the heat insulation box 443 away from the casing 1, and the exhaust mechanism 45 is an exhaust fan which exhausts the water vapor inside the roller 411 to prevent the corn kernels from becoming moist again.

The utility model discloses a theory of operation:

when the corn grinding machine is used, moisture in the inner cavity 2 is discharged by the exhaust mechanism 45, the first driving mechanism 44 drives the roller 411 to rotate, the heating mechanism 42 is preheated, the temperature of the heating mechanism can not be higher than 50 ℃, corn kernels are poured in through the feeding hole 11, the corn kernels are dried by the heating mechanism 42 and are stirred under the rotation of the roller 411, so that the contact area between the corn kernels and hot air in the drying cylinder 41 is increased, the wet corn kernels are layered due to the shape of the drying cylinder 41, the wet corn kernels are positioned at the lower layer with higher density, the corn kernels with lower density are positioned at the upper layer, in the rotation process of the roller 411, the corn kernels can enter the drying cylinder 41 due to the larger hole openings of the first mesh openings 4111, the dried corn kernels with lower density fall into the grinding mechanism 3 from the drying cylinder 41, in the rotation process of the second mesh openings 4112, and the pressed corn kernels cannot be attached to the grinding roller 31, the grinding efficiency is improved.

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

Claims

1. A dry corn grinding machine comprises a shell (1), wherein a hollow inner cavity (2) is arranged in the shell (1), the shell (1) is provided with a feeding hole (11) with an upward opening, the bottom of the inner cavity (2) is provided with a grinding device (3), the dry corn grinding machine is characterized in that a drying device (4) is arranged in the inner cavity (2), the drying device (4) is positioned above the grinding device (3), the drying device (4) comprises an outer barrel (412), one side of the outer barrel (412), which is close to the feeding hole (11), is provided with a corn inlet (4122), one side of the outer barrel, which is far away from the feeding hole (11), is provided with a corn outlet (4121), the corn outlet (4121) is communicated with the feeding hole (11) up and down, a roller (411) for rotatably stirring corn grains is further arranged in the outer barrel (412), and the positions of the corn outlet (4121) and the corn inlet (4122) are staggered in the vertical, and a heating mechanism (42) for heating the outer cylinder (412) is fixed outside the outer cylinder (412).

2. A dry corn grinder as claimed in claim 1, characterised in that the heating means (42) is a heating ring, the heating means (42) being sleeved on the end of the tub (412).

3. The dry corn grinder as claimed in claim 1, wherein the outer tub (412) is axially horizontal and sequentially includes a first connection portion (4123), a first diameter-varying portion (4125), a second diameter-varying portion (4126), and a second connection portion (4124) along the axial direction, and the cross-sectional shapes of the first and second diameter-varying portions (4125, 4126) perpendicular to the axial direction of the outer tub (412) are gradually increased inward along the axial direction from both ends of the outer tub (412).

4. A dry corn grinder as claimed in claim 3, characterized in that the side wall of the drum (411) is circumferentially provided with a first mesh (4111) and a second mesh (4112), the size of the opening of the first mesh (4111) is larger than that of the opening of the second mesh (4112), the size of the opening of the second mesh (4112) is larger than that of the opening of the second mesh (4112) for corn kernels to escape, the first mesh (4111) is located right below the vertical direction of the corn inlet (4122), the second mesh (4112) is located on both sides of the drum (411) relative to the location of the first mesh (4111), and the gap between the outer side of the drum (411) and the inner side of the outer drum (412) is smaller than that of the corn kernels.

5. A corn grinder for drying corn as claimed in claim 4, characterized in that the corn outlet (4121) opens out on the side of the first variable diameter part (4125) connected to one end of the first connection part (4123) or on the side of the second variable diameter part (4126) connected to one end of the second connection part (4124).

6. A dry corn grinder as claimed in claim 1, characterised in that the outer drum (412) is connected at one end to an air exhaust (45) to the outside.

7. Dry corn grinder as claimed in claim 1, characterized in that the bottom of the housing (1) is provided with a discharge opening (12) opening downwards, the bottom of the housing (1) decreasing from four sides to the centre.