Flour filtering and screening device

Abstract

The utility model discloses a flour filtering and screening device which comprises a machine body support. The lower end of the discharging bin is inclined, and the discharging bin is provided with a discharging groove plate extending out of the machine body support; the pulley block is arranged at the upper end of the discharging bin and fixed to the side edge of the discharging bin through a support; the filtering and screening frame is provided with a screen and a vertical frame arranged on the screen, the vertical frame is installed on the guide rail, one end of the vertical frame is provided with a traction hook, and the guide rail is provided with a linear part and arc block parts located at the head end and the tail end; the belt motor is installed on one side of the machine body support and connected with the traction hook through a two-connecting-rod assembly to drive the filtering and screening frame to slide back and forth in a reciprocating mode. The powder discharging rolling brush is arranged on the machine body support and located at the upper end of the discharging groove plate. The belt motor drives the two-connecting-rod assembly to rotate, the filtering and screening frame is driven to transversely slide in a crank mode, and meanwhile the two ends of the guide rail are arranged in an arc mode, so that amplitude can be enlarged, flour dispersion is improved, and screening efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to flour filtering technical field, concretely relates to a flour filtering and screening device. BACKGROUND

[0002] With the continuous development of agricultural technology in our country, the yield of grain also increases year by year, and the processing market of grain is also expanding, and the screening device for wheat flour production and processing is used for fine processing of milled flour, filtering part of impurities, and bringing high-quality and high-precision flour into the market.

[0003] Among them, the application number for flour screening and refining device in the prior art is 201710930973.9, which comprises a first screening disc, a second screening disc, a collecting box, a motor box, a base, a uniform device, a wire, a control cabinet, a screen groove, a permeable hole, a connecting hole, a slide, a bottom plate, a slide ball, a sliding groove, a supporting rod, a protrusion and a movable block.

[0004] The screening efficiency is slow, the flour and the screen hole cannot be fully contacted, the screening effect is poor, and the device cannot meet the needs of the public, so an efficient screening device for wheat flour production and processing is proposed. UTILITY MODEL CONTENT

[0005] Therefore, the utility model provides a flour filtering and screening device to avoid the low efficiency of the previous flour filtering and screening.

[0006] In order to solve the above technical problems, the utility model discloses a flour filtering and screening device, which comprises:

[0007] A machine body support;

[0008] A discharging bin is installed on the machine body support, the lower end of the discharging bin is inclined, and the discharging groove plate extends out of the machine body support;

[0009] A pulley block is arranged on the upper end of the discharging bin, and the pulley block is fixed to the side of the discharging bin through a support;

[0010] A filtering and screening frame is matched with the pulley block through a guide rail, the filtering and screening frame has a screen and a vertical frame provided on the screen, the vertical frame is installed on the guide rail, and one end is provided with a traction hook, and the guide rail has a straight part and arc block parts located at the two ends;

[0011] A belt motor is installed on one side of the machine body support, the belt motor is connected to the traction hook through a two-link assembly, and drives the filtering and screening frame to reciprocate forward and backward; and

[0012] A lower flour roller brush is arranged on the machine body support and located on the upper end of the discharging groove plate.

[0013] According to an embodiment of the present application, the pulley set is arranged as two groups.

[0014] According to an embodiment of the present application, the upper end of the vertical frame is provided with an inward inclined plate, and the inclined plate is located on the upper side of the screen.

[0015] According to an embodiment of the present application, the two-link assembly includes a first link connected to the traction hook, and a second link pivoted to the first link and fixed to the drive shaft of the belt motor.

[0016] According to an embodiment of the present application, the lower powder roller brush is driven to rotate by the motor.

[0017] Compared with the prior art, the present application can obtain the following technical effects:

[0018] The belt motor drives the two-link assembly to rotate, the crank drives the filter screen frame to slide horizontally, and the two ends of the guide rail are arc-shaped, which can expand the amplitude, increase the flour dispersion, and improve the screening efficiency.

[0019] The lower powder roller brush can further improve the flour discharge at the discharge port.

[0020] Of course, any product implementing the present application does not necessarily need to achieve all the technical effects described above. BRIEF DESCRIPTION OF DRAWINGS

[0021] The drawings described herein are used to provide a further understanding of the present application, and form a part of the present application. The illustrative embodiments of the present application and their descriptions serve to explain the present application, and do not constitute an improper limitation on the present application. In the drawings:

[0022] Figure 1 is a schematic diagram of a flour filtering and screening device according to an embodiment of the present application.

[0023] KEY

[0024] Machine body support 10, discharge bin 20, discharge chute plate 21, pulley set 30, guide rail 40, arc block part 41, filter screen frame 50, traction hook 51, belt motor 60, two-link assembly 70, lower powder roller brush 80. DETAILED DESCRIPTION

[0025] The embodiments of the present application will be described in detail below with reference to the drawings and embodiments, so that the implementation process of how the present application applies technical means to solve technical problems and achieve technical effects can be fully understood and implemented.

[0026] Please refer to Figure 1 , Figure 1 is a schematic diagram of a flour filtering and screening device according to an embodiment of the present application.

[0027] As shown in the figure, a flour filtering and screening device comprises a body support 10, a discharging bin 20 mounted on the body support 10, the discharging bin 20 being inclined at the lower end and having a discharging chute plate 21 extending out of the body support, a pulley set 30 arranged at the upper end of the discharging bin 20, the pulley set 30 being fixed to the side of the discharging bin 20 through a support, a filtering and screening frame 50 cooperating with the pulley set 30 through a guide rail 40, the filtering and screening frame 50 having a screen and a vertical frame arranged on the screen, the vertical frame being mounted on the guide rail 40 and provided with a traction hook 51 at one end, the guide rail 40 having a straight section and arc block sections 41 at the two ends, a belt motor 60 mounted on one side of the body support 10, the belt motor 60 being connected to the traction hook 51 through a two-link assembly 70 to drive the filtering and screening frame 50 to reciprocate forward and backward, and a lower flour roller brush 80 arranged on the body support 10 and located at the upper end of the discharging chute plate 21.

[0028] In an embodiment of the present application, the body support 10 is a framework which can be assembled by aluminum profiles. The discharging bin 20 is open at the upper end and is inclined at the bottom to facilitate the discharge of flour from the discharging chute plate 21. The pulley set 30 is arranged horizontally at the upper end of the discharging bin 20, and the filtering and screening frame 50 is mounted on the guide rail 40 at the upper end to enable the filtering and screening frame 50 to slide forward and backward on the pulley set 30 under the action of the guide rail 40, thereby vibrating the flour on the screen to complete the filtering and screening. The filtering and screening frame 50 is provided with the traction hook 51 at the front end, and the traction hook 51 is connected to the belt motor 60 through the two-link assembly 70 to realize traction and drive.

[0029] In a preferred embodiment, the two-link assembly 70 comprises a first link connected to the traction hook 51 and a second link pivoted to the first link and fixed to the drive shaft of the belt motor 60. In short, the first link and the second link cooperate with each other to form a crank structure, and under the drive of the drive shaft of the belt motor 60, the two-link assembly 70 will form a rotary motion to drive the filtering and screening frame 50 to reciprocate back and forth. The first link and the second link of the present application are pivoted to each other, which increases the degree of freedom compared with the crank to improve the adaptability.

[0030] In addition, the guide rail 40 is provided with downward arc block sections 41 at the two ends, and when the straight section slides to the arc block sections 41, the pulley set 30 is in contact, at which time the entire filtering and screening frame 50 is lifted to further expand the amplitude, increase the dispersion of flour, and improve the screening efficiency.

[0031] Preferably, the pulley set 30 is arranged as two groups on the left and right sides to play a role in stable support.

[0032] The filtering and screening frame 50 is composed of a screen and a vertical frame, and the upper end of the vertical frame is provided with an inward inclined plate located on the upper side of the screen to avoid the escape of flour during the vibration process, which is convenient and practical.

[0033] In addition, the utility model still includes the lower powder roller brush 80 of setting in the fuselage support 10 and located lower discharge groove board 21 upper end, lower powder roller brush 80 is driven to rotate by motor, is used for improving flour discharge at the lower discharge port.

[0034] Summarized above, the utility model through the belt motor drive two connecting rod assembly rotation, crank type drive filter screen frame transverse slip, the both ends arc shape of guide rail is arranged simultaneously, can expand amplitude, increase flour dispersion, improve screening efficiency.

[0035] The above description shows and describes several preferred embodiments of the utility model, but as previously described, it should be understood that the utility model is not limited to the form disclosed herein, should not be considered as excluding other embodiments, and can be used in various other combinations, modifications and environments, and can be changed within the scope of the utility model concept described herein by the above teaching or related technical or knowledge. The changes and variations made by the person skilled in the art do not deviate from the spirit and scope of the utility model, and should be within the protection scope of the claims attached to the utility model.

Claims

1. A flour filtering and classifying device, characterized by, The utility model relates to a kind of automatic powder screening machines, including: Machine body support; Install the blanking bin of the machine body support, the blanking bin lower end is inclined, and there is blanking chute plate extending out the machine body support; Pulley block is set on the blanking bin upper end, the pulley block is fixed to the blanking bin side by support; Filtering screen frame is matched with the pulley block by guide rail, the filtering screen frame has screen cloth and frame set in the screen cloth, the frame is installed in the guide rail, and one end is provided with traction hook, the guide rail has straight line part and arc block part located at both ends; Belt motor is installed in one side of the machine body support, the belt motor is connected with the traction hook by two connecting rod assemblies, and drives the filtering screen frame to reciprocate forwards and backwards;And Lower powder roller brush is set on the machine body support and located in the blanking chute plate upper end.

2. The flour filtering and classifying apparatus according to claim 1, wherein Wherein the pulley block is set as left and right two groups.

3. The flour filtering and classifying apparatus according to claim 1, wherein Wherein the upper end of the frame is provided with inward inclined plate, and the inclined plate is located on the upper side of the screen cloth.

4. The flour filtering and classifying apparatus according to claim 1, wherein Wherein the two connecting rod assemblies include first connecting rod connected with the traction hook, and second connecting rod pivoted with the first connecting rod and fixed to the drive shaft of the belt motor.

5. The flour filtering and classifying apparatus according to claim 1, wherein Wherein the lower powder roller brush is driven to rotate by motor.

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