CN215744705U

CN215744705U - Wheat grading plant is used in flour production

Info

Publication number: CN215744705U
Application number: CN202121526304.3U
Authority: CN
Inventors: 梁海头
Original assignee: Zhongyuan Grain And Oil Co ltd
Current assignee: Zhongyuan Grain And Oil Co ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2022-02-08
Anticipated expiration: 2031-07-06

Abstract

The utility model provides a wheat grading device for flour production, which belongs to the technical field of flour production equipment and comprises a box body, wherein a feed inlet is formed in the top of the box body, a first screening mechanism is arranged below the feed inlet inside the box body, a second screening mechanism with the same structure as the first screening mechanism is arranged below the first screening mechanism, discharge outlets for discharging materials of the first screening mechanism and the second screening mechanism are formed in the box body, and a spiral conveying device is arranged below the second screening mechanism. The utility model provides a wheat grading device for flour production, which screens wheat through a vibrating motor and a screen mesh, the wheat is graded and screened through two screening mechanisms, a rocker is manually controlled during screening, a screw rod is driven to rotate through the meshing transmission of a bevel gear, the height of the screen mesh is adjusted by matching the screw rod with a threaded hole in a sliding block, the screening speed is controlled, and the screening effect of the wheat is improved.

Description

Wheat grading plant is used in flour production

Technical Field

The utility model relates to the technical field of flour production equipment, in particular to a wheat grading device for flour production.

Background

The flour is a powder which is ground by wheat flour and is rich in starch, is eaten as staple food in most regions in the north of China, is also a popular food material in the south, can be processed into various foods, and usually needs to screen out large impurities such as iron impurities, hemp ropes and the like and small impurities with light weight before the wheat is ground into the flour.

The existing wheat screening device has the defects that the screening structure is single, the impurities in different wheat cannot be screened due to different sizes of the impurities in the wheat, and the screening effect is poor.

SUMMERY OF THE UTILITY MODEL

In view of the above, the utility model provides a wheat grading device for flour production, which screens wheat through a vibrating motor and a screen, the wheat is graded and screened through two screening mechanisms, a rocker is manually controlled during screening, the screw is driven to rotate through the meshing transmission of a helical gear, the screw is matched with a threaded hole in a sliding block so as to adjust the height of the screen, the screening speed is controlled, and the screening effect of the wheat is improved.

In order to solve the technical problems, the utility model provides a wheat grading device for flour production, which comprises a box body, wherein a feed inlet is formed in the top of the box body, a first screening mechanism is arranged in the box body and below the feed inlet, the first screening mechanism comprises a screen, one end of the screen is hinged with the inner side wall of the box body, a sliding block is welded at the other end of the screen, a supporting block is arranged below the sliding block and on the inner side wall of the box body, a screw rod is rotationally arranged in the supporting block, a threaded hole matched with the screw rod is formed in the sliding block, a supporting table is arranged on the inner wall of the left side of the box body, a spring is arranged at the top of the supporting table, one end of the spring is connected with the screen, a vibrating motor is arranged on the lower surface of the screen, a rotating shaft is rotationally arranged on the side wall of the box body, and a transmission mechanism is arranged on the rotating shaft, the transmission mechanism is in transmission connection with the screw, a second screening mechanism with the same structure as the first screening mechanism is arranged below the first screening mechanism, a discharge hole for discharging the first screening mechanism and the second screening mechanism is formed in the box body, and a spiral conveying device is arranged below the second screening mechanism.

Furthermore, the transmission mechanism comprises a rocker fixedly connected with one end of the rotating shaft, a first helical gear is arranged at the other end of the rotating shaft, the rocker is located outside the box body, the first helical gear is located inside the box body, and a second helical gear meshed with the first helical gear is arranged at the bottom end of the screw rod.

Furthermore, the discharge gate below lie in be equipped with the storage case on the lateral wall of box, the storage case with the box adopts the mode of joint to be connected.

Furthermore, the screen cloth is obliquely arranged, screen holes are formed in the screen cloth, and the screen hole diameter of the first screening mechanism is larger than that of the second screening mechanism.

Further, the spiral conveying device comprises a spiral conveying shaft which is rotatably arranged in the box body, spiral conveying blades are arranged on the spiral conveying shaft, a support is arranged on the outer side wall of the box body, a driving motor is arranged on the support, and the output end of the driving motor is connected with the rotating shaft.

Furthermore, the bottom of the box body is provided with a plurality of pulleys.

The technical scheme of the utility model has the following beneficial effects:

1. the first screening mechanism and the second screening mechanism are distributed on opposite sides, the second screening mechanism is located below the second screening mechanism, the aperture of a sieve pore on the first screening mechanism is larger than that of the second screening mechanism, wheat passes through the two-stage screening mechanism, is accurately screened, and is discharged through the discharge port and the discharge port of the spiral conveying device. The spring is connected with the screen and the support platform through the spring piece, and the damping effect is achieved.

2. Adopt welded mode to be connected between rocker and the pivot, be connected through the bearing between pivot and the box, the rotatory support of countershaft play, the rotatory pivot rotation that drives of rocker, adopt the key-type connection between pivot and screw rod and the helical gear simultaneously, the pivot drives first helical gear rotatory, meshing transmission between the helical gear, thereby it is rotatory on the supporting shoe to drive the screw rod, screw thread on the screw rod and the screw hole cooperation on the slider, it rises and descends to drive the screen cloth, because articulated between one end and the box, can increase and reduce the contained angle between screen cloth and the box, thereby adjust according to the impurity of wheat, control screening speed, improve the accuracy of screening.

3. Thereby the height of manual control rocker rotation control screen cloth is fixed the pivot through the round pin axle, prevents the rotation of pivot, improves the sieve and revolves the stability of mechanism.

4. The spiral conveying device drives the spiral conveying shaft to rotate by the driving motor, the wheat after twice screening is conveyed out of the box body through the spiral conveying blades, the driving motor is connected with the spiral conveying shaft through the coupler, and the spiral conveying shaft is connected with the box body through the bearing.

Drawings

FIG. 1 is a schematic front view of a wheat classifying device for flour production according to the present invention.

Reference numerals: 1. a box body; 2. a feed inlet; 3. a first screening mechanism; 4. a second screening mechanism; 5. screening a screen; 6. a slider; 7. a support block; 8. a screw; 9. a support table; 10. a spring; 11. a vibration motor; 12. a rotating shaft; 13. a discharge port; 14. a rocker; 15. a first helical gear; 16. a second helical gear; 17. a material storage box; 18. screening holes; 19. a screw conveying shaft; 20. a screw conveying blade; 21. a support; 22. a drive motor; 23. a pulley.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model, are within the scope of the utility model.

As shown in fig. 1: a wheat grading device for flour production comprises a box body 1, a feed inlet 2 is formed in the top of the box body 1, a first screening mechanism 3 is arranged below the feed inlet 2 in the box body 1, the first screening mechanism 3 comprises a screen 5, one end of the screen 5 is hinged with the inner side wall of the box body 1, a sliding block 6 is welded at the other end of the screen 5, a supporting block 7 is arranged on the inner side wall of the box body 1 below the sliding block 6, a screw rod 8 is arranged in the supporting block 7 in a rotating mode, a threaded hole matched with the screw rod 8 is formed in the sliding block 6, a supporting table 9 is arranged on the inner wall of the left side of the box body 1, a spring 10 is arranged at the top of the supporting table 9, one end of the spring 10 is connected with the screen 5, a vibrating motor 11 is arranged on the lower surface of the screen 5, a rotating shaft 12 is arranged on the side wall of the box body 1 in a rotating mode, be equipped with drive mechanism on the pivot 12, drive mechanism with the screw rod 8 transmission is connected, first screening mechanism 3 below is equipped with the second screening mechanism 4 the same with first screening mechanism 3 structure, set up the discharge gate 13 that is used for the ejection of compact of first screening mechanism 3 and second screening mechanism 4 on the box 1, second screening mechanism 4 below is equipped with screw conveyor.

Particularly, a wheat grading plant is used in flour production, the inner wall of screen cloth and box adopts articulated connection, guarantees that the screen cloth can rotate on the inner wall, and the supporting shoe plays the rotation support effect to the screw rod, adopts the bolt fastening between supporting shoe and the box, and the screw rod bottom does not set up the screw thread, is connected through the bearing between supporting shoe and the screw rod.

According to one embodiment of the present invention, as shown in figure 1,

the transmission mechanism comprises a rocker 14 fixedly connected with one end of the rotating shaft 12, the other end of the rotating shaft 12 is provided with a first bevel gear 15, the rocker 14 is positioned outside the box body 1, the first bevel gear 15 is positioned inside the box body 1, and the bottom end of the screw rod 8 is provided with a second bevel gear 16 meshed with the first bevel gear 15. Through welded connection between pivot and the rocker, through the key-type connection between pivot and the first helical gear, through the key-type connection between screw rod and the second helical gear, prevent that it from droing.

According to one embodiment of the present invention, as shown in figure 1,

the lower part of the discharge port 13 is provided with a storage box 17 on the outer side wall of the box body 1, and the storage box 17 is connected with the box body 1 in a clamping manner. The material after storage case department screening is collected, is equipped with the buckle on the lateral wall of box, is equipped with the draw-in groove on the storage case, through the mode of joint, convenient to detach.

According to one embodiment of the present invention, as shown in figure 1,

the screen 5 is obliquely arranged, screen holes 18 are formed in the screen 5, and the aperture of the screen 5 of the first screening mechanism 3 is larger than that of the screen 5 of the second screening mechanism 4. The screen cloth in the first screening mechanism carries out preliminary screening to wheat, and the screen cloth in the second screening mechanism carries out the secondary screening to the wheat after the first step screening, improves the precision of screening.

According to one embodiment of the present invention, as shown in figure 1,

the spiral conveying device comprises a spiral conveying shaft 19 which is rotatably arranged in the box body 1, spiral conveying blades 20 are arranged on the spiral conveying shaft 19, a support 21 is arranged on the outer side wall of the box body 1, a driving motor 22 is arranged on the support 21, and the output end of the driving motor 22 is connected with the rotating shaft 12. The spiral conveying shaft and the spiral conveying blades are designed in an integrated mode, the support is fixed on the box body through bolts, the driving motor and the support are fixed through bolts, assembly and disassembly are facilitated, the output shaft of the driving motor is connected with the spiral conveying shaft through a coupler, and transmission stability is guaranteed.

According to one embodiment of the present invention, as shown in figure 1,

the bottom of the box body 1 is provided with 2 pulleys 23. The pulley adopts current universal wheel, is convenient for remove the box, can also realize the auto-lock simultaneously.

The working principle of the utility model is as follows: the height of the screen is controlled by the rocker according to impurities in the wheat, when the impurities in the wheat are more, the height of the screen is reduced, the screening speed is reduced, when the impurities in the wheat are less, the height of the screen is improved, the screening speed is improved, the wheat is accurately screened through two-stage screening, and the screened wheat is collected through a discharge port below the screen and a discharge port of the spiral conveying device.

The rocker drives the pivot rotation, and the pivot drives first helical gear rotatory, and the meshing transmission between two helical gears drives the screw rod rotatory, and the screw rod cooperates with the screw hole on the slider, realizes reciprocating of slider to realize increasing and reducing the height of screen cloth, because adopt between screen cloth one end and the box articulated, thereby change the contained angle between screen cloth and the box.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. A wheat grading plant is used in flour production which characterized in that: comprises a box body (1), a feed inlet (2) is arranged at the top of the box body (1), the inside of the box body (1) is positioned below the feed inlet (2) and is provided with a first screening mechanism (3), the first screening mechanism (3) comprises a screen (5), one end of the screen (5) is hinged with the inner side wall of the box body (1), the other end of the screen (5) is welded with a slide block (6), the lower part of the slide block (6) is positioned on the inner side wall of the box body (1) and is provided with a supporting block (7), a screw rod (8) is arranged in the supporting block (7) in a rotating manner, a threaded hole matched with the screw rod (8) is arranged in the slide block (6), a supporting table (9) is arranged on the inner wall of the left side of the box body (1), the top of the supporting table (9) is provided with a spring (10), one end of the spring (10) is connected with the screen (5), the lower surface of the screen (5) is provided with a vibrating motor (11), the side wall of the box body (1) is rotatably provided with a rotating shaft (12), the rotating shaft (12) is provided with a transmission mechanism, the transmission mechanism is in transmission connection with the screw rod (8),

first screening mechanism (3) below is equipped with second screening mechanism (4) the same with first screening mechanism (3) structure, offer discharge gate (13) that are used for the ejection of compact of first screening mechanism (3) and second screening mechanism (4) on box (1), second screening mechanism (4) below is equipped with screw conveyor.

2. The wheat grading apparatus for flour production as claimed in claim 1, wherein: the transmission mechanism comprises a rocker (14) fixedly connected with one end of the rotating shaft (12), a first bevel gear (15) is arranged at the other end of the rotating shaft (12), the rocker (14) is positioned outside the box body (1), the first bevel gear (15) is positioned inside the box body (1), and a second bevel gear (16) meshed with the first bevel gear (15) is arranged at the bottom end of the screw rod (8).

3. The wheat grading apparatus for flour production as claimed in claim 1, wherein: the discharging port (13) is positioned below the outer side wall of the box body (1) and is provided with a storage box (17), and the storage box (17) is connected with the box body (1) in a clamping manner.

4. The wheat grading apparatus for flour production as claimed in claim 1, wherein: the screen (5) is obliquely arranged, screen holes (18) are formed in the screen (5), and the aperture of the screen (5) of the first screening mechanism (3) is larger than that of the screen (5) of the second screening mechanism (4).

5. The wheat grading apparatus for flour production as claimed in claim 1, wherein: the spiral conveying device comprises a spiral conveying shaft (19) which is rotatably arranged in the box body (1), spiral conveying blades (20) are arranged on the spiral conveying shaft (19), a support (21) is arranged on the outer side wall of the box body (1), a driving motor (22) is arranged on the support (21), and the output end of the driving motor (22) is connected with the rotating shaft (12).

6. The wheat grading apparatus for flour production as claimed in claim 1, wherein: the bottom of the box body (1) is provided with a plurality of pulleys (23).