Flour sieve structure capable of automatically adjusting fineness
By combining a rotatable sieve cylinder with a flour brush, the problem of fixed and unadjustable flour sieve mesh size is solved, enabling automatic adjustment of flour fineness and automatic separation of bran, thus improving the automated production efficiency of the mill.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-29
- Publication Date
- 2026-04-07
AI Technical Summary
The existing flour sieve mesh size is fixed and cannot be automatically adjusted, which hinders the fully automated production of flour mills.
It adopts a combination structure of a rotatable sieve cylinder and a flour brush. The flour brush is driven to rotate by a first drive motor, and the sieve screen is driven to rotate by a second drive motor, so as to realize the automatic separation of flour and bran and the fineness adjustment.
It achieves automatic adjustment of flour fineness and automatic separation of bran, is easy to operate, and can achieve efficient sieving of flour with different fine particle sizes.
Smart Images
Figure CN224087271U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the technical field of flour milling equipment, and particularly relates to a flour sieve structure capable of automatically adjusting fineness. BACKGROUND
[0002] The flour sieve is an essential component of flour mechanical equipment, and the flour fineness control and the separation of flour and bran can be realized by relying on the flour sieve. At present, the commonly used flour sieve screen on the market is fixedly installed, and the automatic conversion of the mesh number of the sieve screen cannot be realized, thereby hindering the full automation production of the flour mill, especially the small flour mill. CONTENT
[0003] The utility model discloses a flour sieve structure capable of automatically adjusting fineness, which is combined with the rotatable sieve cylinder and the flour brush, and realizes the automatic adjustment of flour fineness and the automatic separation of flour and bran.
[0004] The utility model discloses a flour sieve structure capable of automatically adjusting fineness, which is combined with the rotatable sieve cylinder and the flour brush, and realizes the automatic adjustment of flour fineness and the automatic separation of flour and bran.
[0005] A flour sieve structure capable of automatically adjusting fineness, comprising a fixed plate and a first driving motor and a second driving motor installed on the fixed plate, a motor shaft end portion of the first driving motor is installed with a flour brush through a bearing, a material cylinder is arranged outside the flour brush, the material cylinder is fixedly installed on the fixed plate, and a discharge port is arranged below the material cylinder.
[0006] Moreover, a stepped shaft is integrally formed at the front end of the fixed plate, the stepped shaft is sleeved with the driven gear, and the sieve screen cover is clamped on the driven gear.
[0007] Moreover, the size of the powder falling groove on the sieve screen cover is the same as that of the sieve screen piece.
[0008] Moreover, the first driving motor is located at the central position of the fixed plate.
[0009] Moreover, the flour brush is eccentrically arranged along the axial direction of the material cylinder.
[0010] The utility model discloses a flour sieve structure capable of automatically adjusting fineness, which is combined with the rotatable sieve cylinder and the flour brush, and realizes the automatic adjustment of flour fineness and the automatic separation of flour and bran.
[0011] 1. The utility model discloses a second drive motor drives screen piece to rotate, first drive motor drives flour brush to rotate, when the material to be handled is screened to the target mesh number, the screen piece of target mesh number rotates to be just below the discharge gate, and the flour that reaches the fine granularity requirement is passed through the rotation of flour brush and falls down into the flour collecting device from the falling powder groove of screen cover through the screen piece, and the coarse powder and bran are pushed to the screen one end and are discharged by flour brush, convenient operation can realize the screening of different fine granularity flour.
[0012] 2. The utility model discloses that the front end of fixed plate is integrally made into stepped shaft, the driven gear is sleeved on the stepped shaft, and the screen cover is clamped on the driven gear, guarantees the stable connection of driven gear, improves the movement progress and stability of screen cover.
[0013] 3. The utility model discloses that the size of falling powder groove on screen cover is same with the size of screen piece, guarantees that the flour that reaches the mesh requirement can be screened and separated efficiently and fully.
[0014] 4. The utility model discloses that first drive motor is located at the central position of fixed plate, guarantees the centration, improves the stability of overall structure.
[0015] 5. The utility model discloses that flour brush is eccentrically arranged along the axial direction of material cylinder, guarantees the rapid and effective screening of flour that reaches the mesh requirement. DRAWINGS
[0016] Figure 1 It is the structure schematic view of the utility model;
[0017] Figure 2 It is the front view of the utility model;
[0018] Figure 3 It is Figure 1 A-A view.
[0019] DRAWINGS
[0020] 1-fixed plate, 2-flour brush, 3-falling powder groove, 4-driven gear, 5-screen piece, 6-driving gear, 7-discharge gate, 8-screen cover, 9-stepped shaft, 10-first drive motor, 11-second drive motor, 12-material cylinder. DETAILED DESCRIPTION
[0021] The utility model will be further described in detail through specific embodiment, and the following embodiment is only descriptive, is not limitative, and the protection scope of the utility model cannot be limited by this.
[0022] The application discloses a flour screening structure capable of automatically adjusting fineness, which is characterized in that the structure comprises a fixed plate 1, a first driving motor 10 and a second driving motor 11 which are arranged on the fixed plate, the motor shaft end of the first driving motor is provided with a flour brush 2 through a bearing, a material cylinder 12 is arranged outside the flour brush, the material cylinder is fixedly arranged on the fixed plate, and a discharging port 7 is arranged below the material cylinder; the motor shaft end of the second driving motor is connected with a driving gear 6, the driving gear is connected with a driven gear 4, the driven gear is connected with a screen cover 8 outside, a plurality of screen meshes 5 with different mesh numbers are arranged on the screen cover, the screen cover is provided with a flour falling groove 3 corresponding to the screen meshes, the screen meshes are driven to rotate by the second driving motor, and the flour brush is driven to rotate by the first driving motor.
[0023] The second driving motor drives the screen meshes to rotate, the first driving motor drives the flour brush to rotate, when the target mesh number is reached, the screen mesh with the target mesh number is rotated to be directly below the discharging port, the flour with the required fine granularity is dropped into the flour collecting device through the flour falling groove of the screen cover by the rotation of the flour brush, and the coarse powder and the bran are pushed to the end of the screen by the flour brush.
[0024] The front end of the fixed plate is integrally provided with a stepped shaft 9, the driven gear is arranged on the stepped shaft, and the screen cover is clamped on the driven gear, so that the stable connection of the driven gear is guaranteed, and the movement progress and stability of the screen cover are improved.
[0025] The size of the flour falling groove on the screen cover is the same as that of the screen mesh, so that the flour with the required mesh number can be efficiently and sufficiently screened and separated.
[0026] The first driving motor is located at the central position of the fixed plate, so that the centration is guaranteed, and the stability of the overall structure is improved.
[0027] The flour brush is arranged in an eccentric manner along the axial direction of the material cylinder, so that the flour with the required mesh number can be quickly and effectively screened.
[0028] The working principle of the application is as follows:
[0029] The second driving motor drives the screen meshes to rotate, the first driving motor drives the flour brush to rotate, when the target mesh number is reached, the screen mesh with the target mesh number is rotated to be directly below the discharging port, the flour with the required fine granularity is dropped into the flour collecting device through the flour falling groove of the screen cover by the rotation of the flour brush, and the coarse powder and the bran are pushed to the end of the screen by the flour brush.
[0030] Although the embodiments of the utility model and the drawings are disclosed for the purpose of illustration, it is understood by those skilled in the art that various substitutions, changes and modifications are possible without departing from the spirit and scope of the utility model and the appended claims, therefore, the scope of the utility model is not limited to the content disclosed by the embodiments and the drawings.
Claims
1. A flour sieve structure with automatically adjustable fineness, characterized in that: The device includes a fixed plate and a first drive motor and a second drive motor mounted on the fixed plate. A flour brush is mounted on the end of the motor shaft of the first drive motor via a bearing. A material cylinder is fitted around the flour brush and fixedly mounted on the fixed plate. A discharge port is provided below the material cylinder. A drive gear is connected to the end of the motor shaft of the second drive motor. The drive gear meshes with a driven gear. A screen cover is connected to the outside of the driven gear. Several screen pieces with different mesh sizes are installed on the screen cover. A powder dropping groove is provided on the screen cover corresponding to the screen pieces. The second drive motor drives the screen pieces to rotate, and the first drive motor drives the flour brush to rotate.
2. The flour sieve structure with automatically adjustable fineness according to claim 1, characterized in that: The front end of the fixed plate is integrally formed with a stepped shaft, the driven gear is mounted on the stepped shaft, and the screen cover is clamped onto the driven gear.
3. The flour sieve structure with automatically adjustable fineness according to claim 1, characterized in that: The size of the powder drop trough on the screen cover is the same as the size of the screen sheet.
4. The flour sieve structure with automatically adjustable fineness according to claim 1, characterized in that: The first drive motor is located at the center of the fixed plate.
5. The flour sieve structure with automatically adjustable fineness according to claim 1, characterized in that: The flour brush is eccentrically positioned along the axial direction of the feed cylinder.