CN107812562A - A kind of flour processing milling device - Google Patents

Abstract

The invention discloses a kind of flour processing milling device, including feed hopper, a trash chamber, grinding chamber and the secondary trash chamber being sequentially communicated from top to bottom；The first vibratory sieve and multiple grinding gears are provided with trash chamber, first used by oscillating screen treats the impurity in grind materials in removing, multiple grinding gear intermeshings, mixing roll is provided with grinding chamber, milling space is reserved between mixing roll and abrasive material chamber interior walls, it is provided with the second vibratory sieve in secondary trash chamber, the second used by oscillating screen is in removing the impurity in flour；Pass through the removal of impurities twice of a trash chamber and secondary trash chamber, impurity content greatly reduces in flour, improve flour quality, the permanent magnet above belt conveyor can adsorb the metal impurities in flour, avoid the metal impurities in flour from causing personal injury after being eaten by people.

Description

Milling device for flour processing

technical field

The invention relates to the technical field of food processing equipment, in particular to a milling device for flour processing.

Background technique

Flour is a powder made from wheat, and the milling device is an indispensable processing equipment in a flour processing plant. Wheat and other grains will be mixed with some impurities such as wheat ears that have not been cleaned, and they will be processed directly through the mill. For flour, it will affect the quality of flour, and the existing mills cannot effectively remove the bran of the grain, which will affect the quality of flour.

Contents of the invention

In order to solve the technical problems in the background technology, the present invention proposes a milling device for flour processing.

A milling device for flour processing proposed by the present invention includes a feed hopper connected in sequence from top to bottom, a primary impurity removal chamber and an abrasive chamber; the primary impurity removal chamber is provided with a first vibrating sieve and a plurality of grinding gears, and the first impurity removal chamber A vibrating screen is located between the outlet of the feeding hopper and multiple gears. The first vibrating screen is connected to the first vibrator. The multiple grinding gears are arranged horizontally and on the same level. Any adjacent grinding gears mesh with each other. The first The motor drives the grinding gear to rotate; there is a grinding roller in the abrasive chamber, and a grinding gap is reserved between the grinding roller and the inner wall of the abrasive chamber, and the second motor drives the grinding roller to rotate.

Preferably, the first vibrating screen has a structure that is high in the middle and low around the periphery, the first vibrating screen extends to the outside of the primary impurity removal chamber, and a first impurity collection box is provided below the bottom end of the first vibrating screen.

Preferably, the grinding roller rotates vertically, and the top of the grinding roller has a structure that is high in the middle and low around the periphery.

Preferably, a secondary impurity removal chamber is provided below the abrasive chamber, the secondary impurity removal chamber communicates with the abrasive chamber, a second vibrating screen is arranged in the secondary impurity removal chamber, and the second vibrating screen is connected to the second vibrator.

Preferably, the second vibrating sieve has a conical surface and extends to the outside of the secondary impurity removal chamber, and a second impurity collection box is provided below the bottommost end of the second vibrating sieve.

Preferably, a belt conveyor for transporting flour is provided below the secondary impurity removal chamber.

Preferably, a permanent magnet for absorbing the metal material in the flour is arranged above the belt conveyor.

In the present invention, in the proposed milling device for flour processing, the material to be ground enters the primary impurity removal chamber from the feed port, and the first vibrating sieve in the primary impurity removal chamber screens the material to be ground, and the impurities are retained in the first vibrating sieve and collected into the first impurity collection box. After removing impurities, the material is processed to effectively improve the quality of flour. The material passes through the first vibrating sieve and reaches the crushing gear. The crushing gear pre-rolls the material, and the pre-rolled The material enters the abrasive chamber to be ground into powder, and the secondary impurity removal chamber performs secondary impurity removal on the flour, which further improves the quality of the flour. The permanent magnet above the belt conveyor can absorb the metal impurities in the flour and avoid the metal impurities in the flour. Ingestion causes personal injury.

Description of drawings

Fig. 1 is a structural schematic diagram of a milling device for flour processing proposed by the present invention.

Detailed ways

As shown in Fig. 1, Fig. 1 is a structural schematic diagram of a milling device for flour processing proposed by the present invention.

With reference to Fig. 1, a kind of milling device for flour processing that the present invention proposes comprises the feeding hopper 1 that communicates successively from top to bottom, a primary impurity removal chamber and an abrasive chamber; the primary impurity removal chamber is provided with the first vibrating screen 21 and Seven grinding gears 24, the first vibrating screen 21 removes impurities such as bran, straw, etc., and the grinding gear 24 is used for pre-rolling the grinding materials. The first vibrating screen 21 is located at the outlet of the feed hopper 1 Between the seven crushing gears 24, the first vibrating screen 21 is connected with the first vibrator 22, the first vibrator 22 drives the first vibrating screen 21 to vibrate, and the seven crushing gears 24 are rotatably installed inside the primary cleaning chamber , the seven crushing gears 24 are arranged horizontally and are on the same horizontal plane, any adjacent crushing gears 24 mesh with each other, the first motor 25 drives the rightmost crushing gear 24 in the figure to rotate, and the rightmost crushing gear 24 drives other crushing gears 24 to rotate , the pulverizing gear 24 drives the material to be ground to be conveyed downward, and the material to be ground is crushed during the process of conveying downward; a grinding roller 31 is arranged in the abrasive room, and a grinding space is reserved between the grinding roller 31 and the inner wall of the abrasive room, and the material to be ground After entering the grinding gap, the second motor 32 drives the grinding roller 31 to rotate in the vertical direction. The top of the grinding roller 31 has a structure that is high in the middle and low around the periphery, and the material spreads along the top surface to flow to the powder. in the void.

The first vibrating screen 21 has a structure with a height in the middle and a low surrounding area. The first vibrator 22 is installed in the middle of the first vibrating screen 21. The material falls on the first vibrating screen 21 and moves downward after being screened. The vibrating screen 21 moves on the low side, and the material spreads out on the first vibrating screen 21. The first vibrating screen 21 extends to the outside of the primary impurity removal chamber, and the impurities vibrate along the first vibrating sieve 21 to the outside of the primary impurity removal chamber. A first impurity collection box 23 is arranged below the bottom end of a vibrating screen 21, and the impurities are finally vibrated into the first collection box.

After being ground in the abrasive chamber, the material is ground into flour. In order to further remove impurities in the flour, a secondary impurity removal chamber is provided under the abrasive chamber. The secondary impurity removal chamber is connected to the abrasive chamber and is located below the abrasive chamber. There is a second vibrating screen 41, and the second vibrating screen 42 is installed in the middle of the second vibrating screen 41. The second vibrating screen 41 has a structure with a height in the middle and a low surrounding area. At the same time, the material moves to the lower side of the second vibrating screen 41, the material spreads out on the second vibrating screen 41, the second vibrating screen 41 extends to the outside of the secondary impurity removal chamber, and the impurities move along the second vibrating screen 41 Vibrating to the outside of the secondary impurity removal chamber, a second impurity collection box 43 is provided below the bottommost end of the second vibrating screen 41, and the impurities are finally vibrated into the second collection box.

A belt conveyor 51 for transporting flour is arranged below the secondary cleaning chamber, and the flour falls on the belt of the belt conveyor 51 after passing through the second vibrating sieve 41, and the belt conveyor 51 transports the flour to other equipment. During the processing, if the metal parts on the milling device fall off from the milling device and enter the flour, once they are eaten by people, it will cause personal injury. The permanent magnet 52 of metal material, the flour passes through the permanent magnet 52 below when transported on the belt conveyor 51, and the metal impurities in the flour can be absorbed by the permanent magnet 52.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (7)

1. a flour milling device for flour processing is characterized in that it comprises a feed hopper (1) connected successively from top to bottom, a primary impurity removal chamber and an abrasive chamber; a primary impurity removal chamber is provided with the first vibrating sieve (21 ) and a plurality of crushing gears (24), the first vibrating screen (21) is located between the feed hopper (1) outlet and a plurality of crushing gears (24), the first vibrating screen (21) and the first vibrator (22) connected, a plurality of crushing gears (24) are arranged horizontally and are on the same horizontal plane, any adjacent crushing gears (24) mesh with each other, and the first motor (25) drives the crushing gears (24) to rotate; The roller (31), the milling gap is reserved between the grinding roller (31) and the inner wall of the abrasive chamber, and the second motor (32) drives the grinding roller (31) to rotate. 2. The milling device for flour processing according to claim 1, characterized in that, the first vibrating sieve (21) has a structure that is high in the middle and low around, and the first vibrating sieve (21) extends to the outside of the primary impurity removal chamber, A first impurity collection box (23) is provided below the bottommost end of the first vibrating screen (21). 3. The milling device for flour processing according to claim 1, characterized in that the grinding roller (31) rotates in the vertical direction, and the top of the grinding roller (31) has a structure that is high in the middle and low in the periphery. 4. The milling device for flour processing according to claim 1, characterized in that, a secondary impurity removal chamber is provided below the abrasive chamber, the secondary impurity removal chamber communicates with the abrasive chamber, and a second impurity removal chamber is provided in the secondary impurity removal chamber. The vibrating screen (41), the second vibrating screen (41) is connected with the second vibrator (42). 5. The milling device for flour processing according to claim 4, characterized in that, the second vibrating sieve (41) is a conical surface and extends to the outside of the secondary impurity removal chamber, and the bottom of the second vibrating sieve (41) is A second impurity collection box (43) is provided below the end. 6. The milling device for flour processing according to claim 4, characterized in that a belt conveyor (51) for transporting flour is provided below the secondary impurity removal chamber. 7. The milling device for flour processing according to claim 6, characterized in that a permanent magnet (52) for absorbing the metal material in the flour is provided above the belt conveyor (51).