Fluorescent whitening agent particle crushing device

Abstract

The utility model relates to a fluorescent whitening agent particle crushing device which comprises a fixed cylinder, a discharging opening is formed in the inner wall of the bottom of the fixed cylinder, a grinding cylinder is fixedly installed on the inner wall of the top of the fixed cylinder, a feeding hopper is fixedly installed on the top of the fixed cylinder, the top and the bottom of the grinding cylinder are each of an opening structure, and a grinding roller is arranged in the grinding cylinder. A through hole matched with the discharging opening is formed in the upper end of the screening box; a screen is arranged at the lower end of the through hole; a fixed frame is fixedly connected to the outer side of the screen; clamping frames are connected to the front end and the rear end of the fixed frame; the lower end of the clamping frame is connected with one end of a first spring, the other end of the first spring is connected to the inner side of the sliding frame, air cylinders are fixedly connected to the front end and the rear end of the screening box, air cylinder piston rods are slidably connected to the sliding frame, and the screen can shake and can be effectively prevented from being blocked.

Description

Technical Field

[0001] The utility model relates to the technical field of fluorescent whitening agent processing, in particular to a fluorescent whitening agent particle crushing device. Background Art

[0002] The utility model patent with application number: CN202121526341.4 discloses a crystal fine grinding device for the production of fluorescent whitening agents, including a fixed cylinder, four support columns symmetrically arranged in pairs are fixedly installed on the bottom of the fixed cylinder, a discharge port is opened on the inner wall of the bottom of the fixed cylinder, a grinding cylinder is fixedly installed on the inner wall of the top of the fixed cylinder, the top and bottom of the grinding cylinder are both open structures, a vertical axis is arranged in the grinding cylinder, and a plurality of crushing blades are fixedly installed at equal intervals on the vertical axis and on the inner wall of the grinding cylinder, and an arc filter is fixedly installed in the fixed cylinder below the grinding cylinder. The above technical scheme can realize the crushing, grinding, screening and filtration of fluorescent whitening agent crystals in sequence, and can crush and grind the filtered fluorescent whitening agent crystals with larger volume again. However, it is easy to cause clogging of the filter. Utility Model Content

[0003] The utility model aims to solve the problems existing in the prior art and provides a fluorescent whitening agent particle crushing device, wherein the screen can be shaken to effectively prevent the filter from being blocked.

[0004] The utility model adopts a technical solution to solve its technical problems: the fluorescent whitening agent particle crushing device comprises a fixed cylinder, a discharge port is provided on the bottom inner wall of the fixed cylinder, a grinding cylinder is fixedly installed on the top inner wall of the fixed cylinder, a feeding hopper is fixedly installed on the top of the fixed cylinder, the bottom end of the feeding hopper extends into the grinding cylinder, the top and bottom of the grinding cylinder are both open structures, a vertical shaft is arranged in the grinding cylinder, a motor is connected to the upper end of the vertical shaft, the motor is fixedly connected to the upper end of the fixed cylinder, a connecting seat is fixedly installed at the bottom end of the vertical shaft, the connecting seat is a truncated cone structure, a grinding roller is fixedly installed at the bottom of the connecting seat, a screening box is fixedly connected to the lower end of the fixed cylinder, a discharge pipe is connected to the lower end of the screening box, a through hole matching the discharge port is provided on the upper end of the screening box, a screen is provided at the lower end of the through hole, and a screen is fixed on the outer side of the screen. A fixed frame is fixedly connected, and card frames are connected to the front and rear ends of the fixed frame. A sliding frame is slidably connected to the outside of the card frame, and the sliding frame is fixedly connected to the inner side of the screening box. One end of the first spring is connected to the lower end of the card frame, and the other end of the first spring is connected to the inner side of the sliding frame. A cylinder is fixedly connected to the front and rear ends of the screening box, and the cylinder piston rod is slidably connected to the sliding frame. The raw material enters the inner side of the grinding cylinder from the feeding hopper, and the grinding roller grinds the raw material. The raw material enters the through hole from the discharge port after grinding, falls from the through hole to the screen for screening, and is discharged from the discharge pipe after screening. The cylinder presses the card frame downward through the piston rod, and the card frame moves downward. The first spring is compressed, and the cylinder drives the piston rod away from the card frame. The first spring rebounds and drives the card frame to move up, which causes a certain shaking to the screen to avoid blockage of the screen and speed up the screening efficiency.

[0005] For further improvement, one end of the second spring is connected to the upper end of the card frame, and the other end of the second spring is connected to the inner side of the sliding frame, so that the shaking effect of the card frame is better and the filter can be effectively prevented from being blocked.

[0006] For further improvement, a guide shaft is fixedly connected to the inner side of the sliding frame, the card frame is slidably connected to the outer side of the guide shaft, and the guide shaft is located inside the first spring and the second spring, so that the device has a better use effect.

[0007] For further improvement, the fixed frame is slidably connected to the inner side of the card frame, and slide grooves are provided at both ends of the screening box. The fixed frame is slidably connected to the inner side of the slide grooves. The fixed frame can be taken out from the slide grooves and the screen can be replaced, thereby extending the service life of the device.

[0008] For further improvement, the right end of the screen is tilted downward, and the left end of the fixed frame is fixedly connected to a fixed plate, which is slidably connected to the outside of the screen frame to prevent the fixed frame from sliding downward, so that larger particles of whitening agent can slide out from the slide groove.

[0009] For further improvement, a guide plate is fixedly connected to the right end of the fixed frame to guide the whitening agent with larger particles.

[0010] For further improvement, the left end of the screening box is rotatably connected to a rotating rod, which is slidably connected to the outside of the fixed plate, and the rotating rod can locate the left and right positions of the fixed plate.

[0011] For further improvement, a positioning block fixedly connected to the screening box is provided at the rear end of the rotating rod. When the rotating rod is rotated away from the fixed plate, the positioning block can support the rotating rod to prevent the rotating rod from rotating downward due to gravity and affecting the removal of the screen.

[0012] For further improvement, a plurality of crushing blades are fixedly installed at equal intervals on the vertical axis and on the inner wall of the grinding cylinder. The plurality of crushing blades on the vertical axis and the plurality of crushing blades on the inner wall of the grinding cylinder are arranged alternately in sequence, which can crush the fluorescent whitening agent crystals, break up the agglomerated fluorescent whitening agent crystals, and reduce the volume of the fluorescent whitening agent crystals, thereby facilitating the grinding of the crushed fluorescent whitening agent crystals.

[0013] To further improve, a plurality of grinding beads are fixedly installed on the grinding roller and the inner wall of the grinding cylinder at equal intervals, and the plurality of grinding beads on the grinding roller and the plurality of grinding beads on the inner wall of the grinding cylinder are arranged alternately in sequence. By utilizing the grinding roller to drive the plurality of grinding beads installed thereon to rotate, and cooperating with the plurality of grinding beads installed on the inner wall of the grinding cylinder, the broken fluorescent whitening agent crystals can be ground.

[0014] For further improvement, a dispersion roller is fixedly connected to the lower end of the grinding roller, and the dispersion roller can break up the ground whitening agent so that the whitening agent is sprinkled onto the upper end of the screen more evenly.

[0015] For further improvement, a slide plate is fixedly connected to the lower end of the screening box, and the right end of the slide plate is tilted downward.

[0016] The beneficial effects of the utility model are as follows: the raw material enters the inner side of the grinding cylinder from the feeding hopper, the grinding roller grinds the raw material, the ground raw material enters the through hole from the discharge port, falls from the through hole to the screen for screening, and is discharged from the discharge pipe after screening, the cylinder presses the card frame downward through the piston rod, the card frame moves downward, the first spring and the second spring are deformed, the cylinder drives the piston rod away from the card frame, the first spring and the second spring drive the screen to produce a certain up and down shaking, so as to avoid clogging of the screen. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a cross-sectional view of the utility model;

[0019] Figure 3 This is a structural schematic diagram of the screening box of the utility model;

[0020] Figure 4This is a structural schematic diagram of the fixed frame of the utility model;

[0021] Figure 5 It is a structural schematic diagram of the sliding frame of the utility model.

[0022] Explanation of the reference numerals: 1. fixed cylinder; 11. discharge port; 12. grinding cylinder; 13. crushing blade; 14. vertical axis; 141. connecting seat; 142. grinding roller; 15. grinding beads; 16. dispersion roller; 17. motor; 18. feeding hopper; 2. screening box; 21. fixed frame; 211. screen; 212. fixed plate; 213. guide plate; 22. slide groove; 23. card frame; 24. slide frame; 241. guide shaft; 242. first spring; 243. second spring; 25. slide plate; 26. discharge pipe; 27. cylinder; 28. rotating rod; 281. positioning block; 29. ​​through hole. DETAILED DESCRIPTION

[0023] The following is combined with Figure 1-5 The utility model is further described as follows:

[0024] like Figure 1-Figure 2 As shown in the figure, a fluorescent whitening agent particle crushing device in this embodiment includes a fixed cylinder 1, a discharge port 11 is opened on the bottom inner wall of the fixed cylinder 1, a grinding cylinder 12 is fixedly installed on the top inner wall of the fixed cylinder 1, a feeding hopper 18 is fixedly installed on the top of the fixed cylinder 1, and the bottom end of the feeding hopper 18 extends into the grinding cylinder 12, the top and bottom of the grinding cylinder 12 are both open structures, a vertical shaft 14 is arranged in the grinding cylinder 12, a motor 17 is connected to the upper end of the vertical shaft 14, and the motor 17 is fixedly connected to the upper end of the fixed cylinder 1, and a connecting seat 141 is fixedly installed at the bottom end of the vertical shaft 14, and the connecting seat 141 It is a truncated cone structure, a grinding roller 142 is fixedly installed on the bottom of the connecting seat 141, a plurality of crushing blades 13 are fixedly installed on the vertical axis 14 and the inner wall of the grinding cylinder 12 at equal intervals, the plurality of crushing blades 13 on the vertical axis 14 and the plurality of crushing blades 13 on the inner wall of the grinding cylinder 12 are arranged alternately in sequence, a plurality of grinding beads 15 are fixedly installed on the grinding roller 142 and the inner wall of the grinding cylinder 12 at equal intervals, the plurality of grinding beads 15 on the grinding roller 142 and the plurality of grinding beads 15 on the inner wall of the grinding cylinder 12 are arranged alternately in sequence, and a dispersion roller 16 is fixedly connected to the lower end of the grinding roller 142.

[0025] like Figure 1-Figure 5As shown: the lower end of the fixed cylinder 1 is fixedly connected to the screening box 2, the lower end of the screening box 2 is connected to the discharge pipe 26, the upper end of the screening box 2 is provided with a through hole 29 adapted to the discharge port 11, the lower end of the through hole 29 is provided with a screen 211 with a right end tilted downward, the outer side of the screen 211 is fixedly connected to a fixed frame 21, the left and right ends of the screening box 2 are provided with a slide groove 22, the fixed frame 21 is slidably connected to the inner side of the slide groove 22, the left end of the fixed frame 21 is fixedly connected to a fixed plate 212, the fixed plate 212 is located on the outer side of the left end of the screening frame, and the left end of the fixed plate 212 is provided with a rotatable connection to the screening box 2, a rotating rod 28 at the left end, a positioning block 281 fixedly connected to the screening box 2 is provided at the rear end of the rotating rod 28, a clamping frame 23 is slidably connected to the front and rear ends of the fixed frame 21, a sliding frame 24 is slidably connected to the outer side of the clamping frame 23, the sliding frame 24 is fixedly connected to the inner side of the screening box 2, a guide shaft 241 is fixedly connected to the inner side of the sliding frame 24, the clamping frame 23 is slidably connected to the outer side of the guide shaft 241, a first spring 242 is connected to the upper end of the clamping frame 23, a second spring 243 is connected to the lower end of the clamping frame 23, and the first spring 242 and the second spring 243 are located on the outer side of the guide shaft 241.

[0026] When the utility model is in use: the raw material enters the inner side of the grinding cylinder 12 from the feeding hopper 18, the grinding roller 142 grinds the raw material, the ground raw material enters the through hole 29 from the discharge port 11, falls from the through hole 29 to the screen 211 for screening, and is discharged from the discharge pipe 26 after screening. The cylinder 27 presses the card frame 23 downward through the piston rod, the card frame 23 moves downward, the first spring 242 and the second spring 243 are deformed, the cylinder 27 drives the piston rod away from the card frame 23, the first spring 242 and the second spring 243 drive the screen 211 to produce a certain up and down shaking, so as to avoid the screen 211 from being blocked.

[0027] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A fluorescent whitening agent particle pulverizing device, comprising a fixed cylinder (1), a discharge port (11) is provided on the bottom inner wall of the fixed cylinder (1), a grinding cylinder (12) is fixedly installed on the top inner wall of the fixed cylinder (1), a feeding hopper (18) is fixedly installed on the top of the fixed cylinder (1), the bottom end of the feeding hopper (18) extends into the grinding cylinder (12), the top and bottom of the grinding cylinder (12) are both open structures, a vertical shaft (14) is arranged in the grinding cylinder (12), the upper end of the vertical shaft (14) is connected to a motor (17), the motor (17) is fixedly connected to the upper end of the fixed cylinder (1), a connecting seat (141) is fixedly installed at the bottom end of the vertical shaft (14), the connecting seat (141) is a truncated cone structure, and a grinding roller (142) is fixedly installed at the bottom of the connecting seat (141), wherein: The lower end of the fixed cylinder (1) is fixedly connected to a screening box (2), the lower end of the screening box (2) is connected to a discharge pipe (26), the upper end of the screening box (2) is provided with a through hole (29) adapted to the discharge port (11), the lower end of the through hole (29) is provided with a screen (211), the outer side of the screen (211) is fixedly connected to a fixed frame (21), the front and rear ends of the fixed frame (21) are connected to a clamping frame (23), the outer side of the clamping frame (23) is slidably connected to a slide frame (24), the slide frame (24) is fixedly connected to the inner side of the screening box (2), the lower end of the clamping frame (23) is connected to one end of a first spring (242), the other end of the first spring (242) is connected to the inner side of the slide frame (24), the front and rear ends of the screening box (2) are fixedly connected to a cylinder (27), the piston rod of the cylinder (27) is slidably connected to the slide frame (24).

2. The fluorescent whitening agent particle crushing device according to claim 1, characterized in that: One end of a second spring (243) is connected to the upper end of the clamping frame (23), and the other end of the second spring (243) is connected to the inner side of the sliding frame (24).

3. The fluorescent whitening agent particle crushing device according to claim 2, characterized in that: A guide shaft (241) is fixedly connected to the inner side of the sliding frame (24), the clamping frame (23) is slidably connected to the outer side of the guide shaft (241), and the guide shaft (241) is located inside the first spring (242) and the second spring (243).

4. The fluorescent whitening agent particle crushing device according to claim 1, characterized in that: The fixed frame (21) is slidably connected to the inner side of the clamping frame (23); both left and right ends of the screening box (2) are provided with sliding grooves (22); the fixed frame (21) is slidably connected to the inner side of the sliding grooves (22).

5. The fluorescent whitening agent particle crushing device according to claim 4, characterized in that: The right end of the screen (211) is tilted downward, and the left end of the fixing frame (21) is fixedly connected to a fixing plate (212).

6. The fluorescent whitening agent particle crushing device according to claim 5, characterized in that: The left end of the screening box (2) is rotatably connected to a rotating rod (28).

7. The fluorescent whitening agent particle crushing device according to claim 1, characterized in that: A positioning block (281) is fixedly connected to the screening box (2).

8. The fluorescent whitening agent particle crushing device according to claim 1, characterized in that: A plurality of crushing blades (13) are fixedly mounted at equal intervals on the vertical shaft (14) and on the inner wall of the grinding cylinder (12); the plurality of crushing blades (13) on the vertical shaft (14) and the plurality of crushing blades (13) on the inner wall of the grinding cylinder (12) are arranged alternately in sequence.

9. The fluorescent whitening agent particle crushing device according to claim 1, characterized in that: A plurality of grinding beads (15) are fixedly mounted at equal intervals on the grinding roller (142) and on the inner wall of the grinding cylinder (12); the plurality of grinding beads (15) on the grinding roller (142) and the plurality of grinding beads (15) on the inner wall of the grinding cylinder (12) are arranged alternately in sequence.

10. The fluorescent whitening agent particle crushing device according to claim 1, characterized in that: The lower end of the grinding roller (142) is fixedly connected to a dispersion roller (16).

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