Raw material grinding device for flour processing

Abstract

The utility model discloses a raw material grinding device for flour processing, which comprises a grinding support frame, a flour processing component is mounted on the grinding support frame, a raw material grinding component and a shaking and screening component are mounted in the flour processing component, and the shaking and screening component is positioned below the raw material grinding component. The flour processing assembly comprises a screening box; the shaking screening assembly comprises four groups of cylinder mounting seats; by adding the design of the shaking and screening assembly, flour raw materials ground by the raw material grinding assembly naturally fall down and are screened by the flour screening net, and meanwhile, the air cylinder periodically runs to quickly stretch out and retract the piston rod, so that the screening frame drives the flour screening net to shake up and down once; and therefore, flour or particles accumulated on the flour screening net are vibrated up and down once, filtering meshes of the flour screening net are dredged, the device is not prone to being blocked, and the working efficiency of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of flour processing, in particular to a raw material grinding device for flour processing. Background Art

[0002] In the flour production process, the raw materials for flour production need to be ground.

[0003] After searching, the Chinese patent application number is CN202020914965.2. The utility model discloses a raw material grinding device for flour processing, including a crushing bin and a grinding bin, wherein a linkage shaft is installed inside the crushing bin, and a crushing knife is installed on the outer wall of the linkage shaft, the grinding bin is arranged below the crushing bin, a water pump is installed inside the water tank, and a water spray plate is installed below the water pump, and a water spray hole is installed at the lower end of the water spray plate, a grinding bin door is installed at the front end of the grinding bin, a grinding roller is installed inside the grinding bin, and a second motor is connected to the left end of the grinding roller, a partition is installed below the grinding roller, and fixed chutes are provided on both sides of the partition. The raw material grinding device for flour processing is provided with a water spray hole to increase the effective area of ​​water and save water, thereby achieving the purpose of cleaning the internal parts and filter screen of the crushing bin, avoiding the problem that the device is inconvenient to clean and easily adheres to flour raw materials and causes damage.

[0004] However, the utility model also has the following defects:

[0005] The grinding equipment grinds the flour raw materials and then sieves the flour through the filter. However, during the grinding process, larger particles may still appear. These larger particles may clog the filter, and flour may also accumulate on the filter, causing the grinding equipment to become blocked and unable to discharge materials. Therefore, we need to propose a raw material grinding device for flour processing to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a raw material grinding device for flour processing, which adds a shaking screening component. The ground flour raw material falls naturally and is screened by a flour screening net. At the same time, the cylinder operates periodically, and the piston rod is quickly extended and retracted, so that the screening frame drives the flour screening net to shake up and down once, thereby vibrating the flour or particulate matter accumulated on the flour screening net up and down once, thereby unblocking the filter mesh of the flour screening net, making the device less likely to be blocked, thereby improving the operating efficiency of the device, and solving the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned object, the present invention provides the following technical solution: a raw material grinding device for flour processing, comprising a grinding support frame, a flour processing assembly mounted on the grinding support frame, a raw material grinding assembly and a shaking screening assembly mounted in the flour processing assembly, the shaking screening assembly being located below the raw material grinding assembly;

[0008] The flour processing assembly includes a screening box, and the shaking screening assembly includes four groups of cylinder mounting seats, which are respectively fixed at the four corners inside the screening box. Cylinders are installed on the cylinder mounting seats, and screening frames are fixed on the piston rods of the four groups of cylinders. A flour screening net is installed in the screening frame.

[0009] Preferably, the shaking screening assembly further comprises four groups of guide seats, which are also respectively fixed at the four corners inside the screening box, and the guide seats are located above the cylinder mounting seat.

[0010] Preferably, the piston rod of the cylinder is slidably connected to the guide seat, a spring is sleeved on the outer side of the piston rod of the cylinder, the upper end of the spring is fixed to the lower end of the screening frame, and the lower end of the spring is fixed to the upper end of the guide seat.

[0011] Preferably, the raw material grinding assembly includes two groups of rotating rods and four groups of bearings, the four groups of bearings are respectively embedded in both sides of the screening box, and the rotating rods are rotatably connected to the screening box through the bearings.

[0012] Preferably, one end of the rotating rod extends out of the screening box and is connected to a motor, the output shafts of the two groups of motors rotate in opposite directions, and a flour raw material grinding roller is installed on the rotating rod.

[0013] Preferably, a detachable observation window is installed at the front end of the screening box, a flour receiving hopper is integrally formed at the lower end of the screening box, a discharge port is provided at the lower end of the flour receiving hopper, a discharge trough is fixed at the lower end of the flour receiving hopper, the discharge trough is connected with the flour receiving hopper through the discharge port, and a discharge port is provided at the lower end of one side of the discharge trough.

[0014] Preferably, a feeding frame is fixed to the upper end of the screening box, a slope is fixed inside the feeding frame, and the slope is located above the flour raw material grinding roller.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] The utility model discloses a dusting and screening assembly is added, and the flour raw material after the grinding of raw material grinding assembly falls down naturally, and the flour screening net is screened to it, and the cylinder is periodically operated, and the piston rod is quickly stretched out and withdrawn, and the screening frame drives the flour screening net to shake up and down once, thereby the flour or granular material accumulated on the flour screening net is shaken up and down once, thereby the filter mesh of flour screening net is dredged, and the device is not easy to be blocked, thereby the operation efficiency of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the structural diagram of the utility model;

[0018] Figure 2 It is the structural diagram of the utility model dusting and screening assembly;

[0019] Figure 3 It is the structural diagram of the utility model raw material grinding assembly.

[0020] In the drawing: 100, grinding support frame;200, flour processing assembly;201, screening box;202, flour storage hopper;203, discharge port;204, observation window;205, discharge slot;206, discharge port;210, feeding frame;220, slope;300, raw material grinding assembly;301, motor;302, bearing;303, rotating rod;304, flour raw material grinding roller;400, dusting and screening assembly;401, cylinder mounting seat;402, guide seat;403, cylinder;404, spring;405, screening frame;406, flour screening net. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be apparently and completely described in combination with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative work belong to the range of protection of the utility model.

[0022] Please refer to Figure 1-3 The utility model provides a kind of technical scheme: a raw material grinding device of flour processing, including grinding support frame 100, grinding support frame 100 is installed with flour processing assembly 200, flour processing assembly 200 is installed with raw material grinding assembly 300 and dusting and screening assembly 400 in, dusting and screening assembly 400 is located below raw material grinding assembly 300;

[0023] The flour processing assembly 200 includes a screening box 201. The shaking screening assembly 400 includes four sets of cylinder mounting bases 401, which are respectively fixed at the four corners inside the screening box 201. Cylinders 403 are installed on the cylinder mounting bases 401. Screening frames 405 are fixed on the piston rods of the four sets of cylinders 403. A flour screening net 406 is installed in the screening frame 405.

[0024] The flour raw materials ground by the raw material grinding assembly 300 fall naturally and are screened by the flour screening net 406. At the same time, the cylinder 403 operates periodically, quickly extending and retracting the piston rod, so that the screening frame 405 drives the flour screening net 406 to shake up and down once, thereby vibrating the flour or particulate matter accumulated on the flour screening net 406 up and down once, thereby unblocking the filter mesh of the flour screening net 406, making the device less likely to be blocked, thereby improving the operating efficiency of the device.

[0025] The shaking screening assembly 400 also includes four groups of guide seats 402, which are also fixed at the four corners inside the screening box 201. The guide seats 402 are located above the cylinder mounting seat 401 to prevent the piston rod of the cylinder 403 from offset when extending and retracting, and at the same time provide a fixed point for the spring 404.

[0026] The piston rod of the cylinder 403 is slidably connected to the guide seat 402. A spring 404 is sleeved on the outer side of the piston rod of the cylinder 403. The upper end of the spring 404 is fixed to the lower end of the screening frame 405, and the lower end of the spring 404 is fixed to the upper end of the guide seat 402 to prevent the screening frame 405 from hitting the cylinder 403 when the piston rod of the cylinder 403 is retracted.

[0027] The raw material grinding assembly 300 includes two sets of rotating rods 303 and four sets of bearings 302. The four sets of bearings 302 are respectively embedded in both sides of the screening box 201. The rotating rod 303 is rotatably connected to the screening box 201 through the bearings 302; one end of the rotating rod 303 extends out of the screening box 201 and is connected to a motor 301. The output shafts of the two sets of motors 301 rotate in opposite directions. Flour raw material grinding rollers 304 are installed on the rotating rod 303. The two sets of motors 301 drive the two sets of rotating rods 303 to rotate in opposite directions, so that the flour raw material is drawn between the two sets of flour raw material grinding rollers 304 for grinding.

[0028] A detachable observation window 204 is installed at the front end of the screening box 201, which is convenient for the operator to observe the working progress of the shaking screening component 400 through the observation window 204. At the same time, the observation window can be opened when a large amount of sieved particles are screened out to clean the particles. A flour receiving hopper 202 is integrally formed at the lower end of the screening box 201. A discharge port 203 is provided at the lower end of the flour receiving hopper 202. A discharge trough 205 is fixed at the lower end of the flour receiving hopper 202. The discharge trough 205 is connected to the flour receiving hopper 202 through the discharge port 203. A discharge port 206 is provided at the lower end of one side of the discharge trough 205, which facilitates the flour sieved by the shaking screening component 400 to be gathered through the flour receiving hopper 202, and then discharged through the inclined discharge trough 205.

[0029] A loading frame 210 is fixed at the upper end of the screening box 201, and a slope 220 is fixed inside the loading frame 210. The slope 220 is located above the flour raw material grinding roller 304, which is convenient for feeding the flour raw material into between the two groups of flour raw material grinding rollers 304 during loading.

[0030] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A raw material grinding device for flour processing, comprising a grinding support frame (100), characterized in that: A flour processing assembly (200) is installed on the grinding support frame (100), a raw material grinding assembly (300) and a shaking screening assembly (400) are installed in the flour processing assembly (200), and the shaking screening assembly (400) is located below the raw material grinding assembly (300); The flour processing assembly (200) includes a screening box (201), and the shaking screening assembly (400) includes four groups of cylinder mounting seats (401), the four groups of cylinder mounting seats (401) are respectively fixed at four corners inside the screening box (201), cylinders (403) are installed on the cylinder mounting seats (401), and screening frames (405) are fixed on the piston rods of the four groups of cylinders (403), and a flour screening net (406) is installed in the screening frame (405).

2. A raw material grinding device for flour processing according to claim 1, characterized in that: The shaking screening assembly (400) further comprises four groups of guide seats (402), which are also fixed at four corners inside the screening box (201), and the guide seats (402) are located above the cylinder mounting seat (401).

3. The raw material grinding device for flour processing according to claim 2, characterized in that: The piston rod of the cylinder (403) is slidably connected to the guide seat (402), and a spring (404) is sleeved on the outer side of the piston rod of the cylinder (403). The upper end of the spring (404) is fixed to the lower end of the screening frame (405), and the lower end of the spring (404) is fixed to the upper end of the guide seat (402).

4. The raw material grinding device for flour processing according to claim 3, characterized in that: The raw material grinding assembly (300) comprises two groups of rotating rods (303) and four groups of bearings (302). The four groups of bearings (302) are respectively embedded on both sides of the screening box (201). The rotating rods (303) are rotatably connected to the screening box (201) through the bearings (302).

5. The raw material grinding device for flour processing according to claim 4, characterized in that: One end of the rotating rod (303) extends out of the screening box (201) and is connected to a motor (301). The output shafts of the two groups of motors (301) rotate in opposite directions. A flour raw material grinding roller (304) is installed on the rotating rod (303).

6. The raw material grinding device for flour processing according to claim 5, characterized in that: A detachable observation window (204) is installed at the front end of the screening box (201), and a flour receiving hopper (202) is integrally formed at the lower end of the screening box (201), a discharge port (203) is provided at the lower end of the flour receiving hopper (202), a discharge trough (205) is fixed at the lower end of the flour receiving hopper (202), the discharge trough (205) is connected to the flour receiving hopper (202) through the discharge port (203), and a discharge port (206) is provided at the lower end of one side of the discharge trough (205).

7. The raw material grinding device for flour processing according to claim 6, characterized in that: A loading frame (210) is fixed to the upper end of the screening box (201), a slope (220) is fixed inside the loading frame (210), and the slope (220) is located above the flour raw material grinding roller (304).

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