CN221872782U - Smashing device for plastic plate leftover materials - Google Patents

Abstract

The utility model relates to the technical field of plastic recycling, and discloses a device for crushing plastic plate scraps, including a support frame and a crushing box, characterized in that: the lower middle bottom of the crushing box is fixedly connected to the middle part of the support frame, the upper middle part of the crushing box is provided with a crushing mechanism, the lower middle part of the inner side is fixedly connected with a screen plate, the bottom end of the crushing box is provided with a first discharge hopper, the lower middle part of the right side of the crushing box is provided with a second discharge port, the right end of the second discharge port is fixedly connected with a lifting mechanism, and the middle left part of the top of the support frame is fixedly connected with a driving mechanism. In the utility model, the plastic plate scraps enter the crushing box through the feed hopper, and are thereby shredded by the crushing box, and enter the charging box or the lifting mechanism through the screen plate to be crushed again into the crushing box, and the brush plate of the driving mechanism pushes out the particles on the screen plate to achieve the effect of cleaning the screen plate.

Description

A crushing device for plastic plate scraps

Technical Field

The utility model relates to the technical field of plastic recycling, in particular to a device for crushing plastic plate scraps.

Background Art

Plastic crusher is a machine that crushes various plastics and rubbers such as plastic profiles, tubes, rods, threads, films, and waste rubber products. The crushed plastic particles can be reused.

When general small plastic plate scraps are crushed by a crushing device, the plastic particles are of different sizes, and it is impossible to perform secondary crushing on plastic particles that do not meet the specifications. In addition, larger plastic particles will block the screen, thus affecting the plastic crushing effect.

Utility Model Content

In order to make up for the above shortcomings, the utility model provides a crushing device for plastic plate scraps, which improves the problems that the conventional crushing device for plastic plate scraps cannot perform secondary crushing of plastic particles and the screen plate is blocked.

In order to achieve the above purpose, the utility model provides the following technical solutions:

A crushing device for plastic plate scraps comprises a support frame and a crushing box, wherein the middle and lower bottom of the crushing box is fixedly connected to the middle part of the support frame, the middle and upper part of the crushing box is provided with a crushing mechanism, the inner middle and lower part of the crushing box is fixedly connected with a screen plate, the bottom end of the crushing box is provided with a first discharge hopper, the middle and lower part of the right side of the crushing box is provided with a second discharge port, the right end of the second discharge port is fixedly connected with a lifting mechanism, the middle part of the left side of the top of the support frame is fixedly connected with a driving mechanism, the middle and lower parts of the front and rear sides of the crushing box are provided with slide grooves, the inner sides of the slide grooves are rotatably connected with threaded rods, the right end of the threaded rods passes through the left side of the crushing box and is connected to the driving mechanism, the two threaded rods are threadedly connected with sliders, and a brush plate is fixedly connected between the two sliders.

Through the above technical solution, under the action of the driving mechanism, the sliders in the slide grooves on both sides move on the threaded rods in the driving mechanism, driving the brush plates fixed on the sliders to move.

Furthermore, the driving mechanism includes a second motor, a first bevel gear and a second bevel gear, the second motor is fixedly connected, two output ends of the second motor are fixedly connected to an end adjacent to the first bevel gear, the ends of the first bevel gear away from each other are meshedly connected to the second bevel gear, and the two second bevel gears are respectively fixedly connected to the left end of the threaded rod.

Through the above technical solution, the first bevel gear connected to the two output ends is driven by the second motor to rotate in the same direction. Since the first bevel gear is meshed and connected with the second bevel gear on the same side, and the second bevel gears on both sides are fixedly connected to the threaded rod, the first bevel gear drives the second bevel gear and the threaded rod on the same side to rotate. When the threaded rod rotates, the slider threadedly connected to the threaded rod moves in the slide groove.

Furthermore, the lifting mechanism includes a shell, which is fixedly connected to the left side of the second discharge port, and the first discharge port is fixedly connected to the upper left side of the left end of the shell, and the discharge port of the first discharge port is fixedly connected to the upper middle part of the right end of the crushing box, and a feed port is opened on the lower left end of the shell, and the feed port is fixedly connected to the left side of the second discharge port, and a first motor is fixedly connected to the top of the shell, and the output end of the first motor is fixedly connected to one end of the rotating shaft one, and the other end of the rotating shaft one is fixedly connected to the middle part of the bottom end of the shell, and a spiral blade is fixedly connected to the rotating shaft one, and the outer edge of the spiral blade fits the inner wall of the shell.

Through the above technical solution, the plastic particles that cannot pass through the screen plate are transported to the spiral blades in the lifting mechanism through the second discharge port and the feed port. Under the action of the first motor, the spiral blades transport the plastic particles to the first discharge port, and then enter the crushing box through the first discharge port for secondary crushing.

Furthermore, the crushing mechanism includes a third motor, a rotating shaft three and a rotating shaft four, both of which penetrate the front middle and upper part of the crushing box and are rotatably connected to the rear side of the crushing box, a first crushing blade is arranged on the rotating shaft three, and a second crushing blade is arranged on the rotating shaft four, and the front ends of the rotating shaft three and the rotating shaft four are respectively fixedly connected with gear one and gear two, and the gear one and gear two are meshed and connected and fit in the front middle and upper part of the crushing box, a bracket is fixedly connected to the front side of the top end of the support frame, and the top of the bracket is fixedly connected to the third motor, and the output end of the third motor is fixedly connected to the front end of the rotating shaft four.

Through the above technical solution, gear one rotates under the drive of the third motor, thereby causing gear two meshingly connected with it to rotate, thereby driving the first crushing blade and the second crushing blade fixed on the rotating shaft three and the rotating shaft four to rotate respectively, so as to achieve the effect of cutting the scraps of plastic plates.

Furthermore, a charging box is provided at the bottom end of the first discharge hopper.

Through the above technical solution, the charging box collects the plastic particles passing through the screen plate.

Furthermore, a feed hopper is fixedly connected to the left upper end of the crushing box.

Through the above technical solution, the plastic plate scraps enter the crushing mechanism from the feed hopper.

Furthermore, a guide plate is fixedly connected to the middle of the inner right end of the crushing box.

Through the above technical solution, the cut plastic particles are guided to fall onto the screen plate.

Furthermore, the top of the brush plate is in contact with the sieve plate.

Through the above technical solution, it is convenient to push out the particles blocked in the sieve plate, so as to achieve the effect of cleaning the sieve plate.

The utility model has the following beneficial effects:

1. In the utility model, driven by the second motor, the second rotating shaft connected to its two output ends drives the first bevel gear to rotate in the same direction. Since the first bevel gear and the second bevel gear are meshingly connected, the threaded rod connected to the second bevel gear also rotates accordingly. Since the two ends of the brush plate are respectively fixedly connected to the adjacent sides of the two sliders, when the threaded rod rotates to move the slider, the brush plate is driven to eject the scraps stuck in the screen plate.

2. In the utility model, the plastic plate scraps that have not been completely crushed by the crushing mechanism enter the spiral blades in the lifting mechanism through the second discharge port. Under the action of the first drive motor, the spiral blades transport the plastic particles to the first discharge port, and then the scraps are sent to the crushing mechanism through the first discharge port for secondary crushing.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a structural diagram of a device for crushing plastic plate scraps proposed by the present invention;

FIG2 is a cross-sectional view of a crushing mechanism of a crushing device for crushing plastic plate scraps proposed by the present invention;

FIG3 is a partial structural diagram of a screen plate cleaning device for crushing plastic plate scraps proposed by the present invention;

FIG4 is a cross-sectional view of a lifting mechanism of a device for crushing plastic plate scraps proposed in the present invention.

Legend:

1. Support frame; 2. Loading box; 3. Feed hopper; 4. Lifting mechanism; 401. Shell; 402. Feed port; 403. Rotating shaft one; 404. Spiral blade; 405. First discharge port; 406. First motor; 5. Crushing box; 6. Driving mechanism; 601. Second motor; 602. First bevel gear; 603. Second bevel gear; 7. Crushing mechanism; 701. Third motor; 702. Rotating shaft three; 703. Rotating shaft four; 704. Gear one; 705. Gear two; 706. First crushing blade; 707. Second crushing blade; 8. Slide; 9. First discharge hopper; 10. Sliding block; 11. Guide plate; 12. Screen plate; 13. Second discharge port; 14. Brush plate; 15. Threaded rod; 16. Bracket.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

1-3, an embodiment of the utility model is provided: a pulverizing device for plastic plate scraps, comprising a support frame 1 and a pulverizing box 5, the lower middle bottom of the pulverizing box 5 is fixedly connected to the middle of the support frame 1, a pulverizing mechanism 7 is arranged in the upper middle part of the pulverizing box 5, a sieve plate 12 is fixedly connected to the lower middle part of the inner side of the pulverizing box 5, a first discharge hopper 9 is arranged at the bottom end of the pulverizing box 5, fully cut plastic particles fall downward to the first discharge hopper 9 through the sieve plate 12, and then flow out from the outlet of the first discharge hopper 9, a second discharge port 13 is arranged at the lower middle part of the right side of the pulverizing box 5, a lifting mechanism 4 is fixedly connected to the right end of the second discharge port 13, and a lifting mechanism 4 is arranged at the bottom end of the lifting mechanism 4. The function is to send the incompletely crushed plastic board scraps into the crushing box 5 for secondary crushing. The driving mechanism 6 is fixedly connected to the middle left side of the top of the support frame 1. Slide grooves 8 are provided in the middle and lower parts of the front and rear sides of the crushing box 5. The inner side of the slide groove 8 is rotatably connected with a threaded rod 15. The right end of the threaded rod 15 passes through the left side of the crushing box 5 and is connected to the driving mechanism 6. Slide blocks 10 are threadedly connected on the two threaded rods 15. A brush plate 14 is fixedly connected between the two slide blocks 10. Under the action of the driving mechanism 6, the slide blocks 10 in the slide grooves 8 on both sides move on the threaded rods 15 in the driving mechanism 6, driving the brush plate 14 fixed on the slide block 10 to move.

1 and 3, the driving mechanism 6 includes a second motor 601, a first bevel gear 602 and a second bevel gear 603. The second motor 601 is fixedly connected to the support frame 1. The two output ends of the second motor 601 are fixedly connected to the end adjacent to the first bevel gear 602. The second motor 601 drives the first bevel gear 602 to rotate. The ends of the first bevel gear 602 that are away from each other are meshed and connected with the second bevel gear 603. When the first bevel gear 602 rotates, it will drive the second bevel gear 603 to rotate. The two second bevel gears 603 are respectively fixedly connected to the left ends of the threaded rod 15, and the second bevel gear 603 drives the threaded rod 15 to rotate synchronously.

1 and 4, the lifting mechanism 4 includes a shell 401, the shell 401 is fixedly connected to the left side of the second discharge port 13, the upper left end of the shell 401 is fixedly connected to the first discharge port 405, the discharge port of the first discharge port 405 is fixedly connected to the upper middle part of the right end of the crushing box 5, the plastic particles enter the crushing box 5 through the first discharge port 405, the lower left end of the shell 401 is provided with a feed port 402, the feed port 402 is fixedly connected to the left side of the second discharge port 13. On the other hand, the incompletely cut plastic particles roll down from the second discharge port 13 to the feed port 402. The top of the shell 401 is fixedly connected with a first motor 406, the output end of the first motor 406 is fixedly connected to one end of a rotating shaft 403, the other end of the rotating shaft 403 is fixedly connected to the middle of the bottom end of the shell 401, and the rotating shaft 403 is fixedly connected with a spiral blade 404. The outer edge of the spiral blade 404 fits the inner wall of the shell 401 to prevent plastic particles from falling from the gap.

1-2, the crushing mechanism 7 includes a third motor 701, a rotating shaft 3 702 and a rotating shaft 4 703. The rotating shaft 3 702 and the rotating shaft 4 703 both penetrate the front middle and upper part of the crushing box 5 and are rotatably connected to the rear side of the crushing box 5. The rotating shaft 3 702 is provided with a first crushing blade 706, and the rotating shaft 4 703 is provided with a second crushing blade 707. The first crushing blade 706 and the second crushing blade 707 rotate inward to achieve a sufficient cutting effect. The front ends of the rotating shaft 3 702 and the rotating shaft 4 703 are respectively fixedly connected with a gear 1 704 and a gear 2 705. The gear 1 704 and the gear 2 705 are meshed and connected and fit on the front middle and upper part of the crushing box 5. The front side of the top end of the support frame 1 is fixedly connected with a bracket 16, and the top of the bracket 16 is fixedly connected with the third motor 701. The output end of the third motor 701 is fixedly connected to the front end of the rotating shaft 4 703.

A charging box 2 is provided at the bottom end of the first discharge hopper 9 to collect the plastic particles passing through the sieve plate 12 . A feed hopper 3 is fixedly connected to the upper left end of the crushing box 5 , and the plastic plate scraps enter the crushing box 5 from the feed hopper 3 .

A guide plate 11 is fixedly connected to the middle of the inner right end of the crushing box 5 to guide the cut plastic particles to fall onto the sieve plate 12. The top of the brush plate 14 fits against the sieve plate 12 to facilitate the ejection of particles blocked in the sieve plate 12, thereby achieving the effect of cleaning the sieve plate 12.

Working principle: Plastic plate scraps are manually poured into the feed hopper 3, and the scraps enter the crushing box 5 through the feed hopper 3, and are cut into plastic particles by the crushing mechanism 7. The plastic particles flow to the screen plate 12 through the guide plate 11, and the screen plate 12 screens out the fully cut plastic particles and drops them into the charging box 2. The incompletely cut plastic particles enter the lifting mechanism 4 through the second discharge port 13, and are then transported to the crushing box 5 through the lifting mechanism 4 for secondary cutting. After the cutting is completed, the particles blocked on the screen plate 12 need to be driven by the brush plate 14 through the slider 10 fixed to the driving mechanism 6 to push out the blocked particles to achieve a cleaning effect.

Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. A pulverizing device for plastic plate scraps, comprising a support frame (1) and a pulverizing box (5), characterized in that: the lower middle bottom of the pulverizing box (5) is fixedly connected to the middle part of the support frame (1), the upper middle part of the pulverizing box (5) is provided with a pulverizing mechanism (7), the lower middle part of the inner side of the pulverizing box (5) is fixedly connected with a sieve plate (12), the bottom end of the pulverizing box (5) is provided with a first discharge hopper (9), the lower middle part of the right side of the pulverizing box (5) is provided with a second discharge port (13), and the second discharge port (13) is provided with a plurality of discharge ports (14). The right end is fixedly connected to a lifting mechanism (4), the middle part of the left side of the top of the support frame (1) is fixedly connected to a driving mechanism (6), the middle and lower parts of the front and rear sides of the crushing box (5) are provided with sliding grooves (8), the inner sides of the sliding grooves (8) are rotatably connected to threaded rods (15), the right end of the threaded rod (15) passes through the left side of the crushing box (5) and is connected to the driving mechanism (6), the two threaded rods (15) are threadedly connected to sliders (10), and a brush plate (14) is fixedly connected between the two sliders (10). 2. A plastic plate scrap crushing device according to claim 1, characterized in that: the driving mechanism (6) comprises a second motor (601), a first bevel gear (602) and a second bevel gear (603), the second motor (601) is fixedly connected to the support frame (1), the two output ends of the second motor (601) are fixedly connected to the end adjacent to the first bevel gear (602), the end away from the first bevel gear (602) is meshed with the second bevel gear (603), and the two second bevel gears (603) are respectively fixedly connected to the left end of the threaded rod (15). 3. A device for crushing plastic plate scraps according to claim 1, characterized in that: the lifting mechanism (4) comprises a shell (401), the shell (401) is fixedly connected to the right side of the second discharge port (13), a feed port (402) is provided at the lower left end of the shell (401), the feed port (402) is communicated with the second discharge port (13), the upper left end of the shell (401) is fixedly connected to the first discharge port (405), the first discharge port (405) is connected to the first discharge port (13), and the first discharge port (405) is connected to the first discharge port (13). The material inlet (405) is connected to the middle and upper part of the right end of the crushing box (5); the top of the outer shell (401) is fixedly connected to a first motor (406); the output end of the first motor (406) is fixedly connected to a rotating shaft (403); the bottom of the rotating shaft (403) is rotatably connected to the middle part of the bottom end of the outer shell (401); a spiral blade (404) is fixedly connected to the rotating shaft (403); and the outer edge of the spiral blade (404) is in contact with the inner wall of the outer shell (401). 4. A pulverizing device for plastic plate scraps according to claim 1, characterized in that: the pulverizing mechanism (7) comprises a third motor (701), a rotating shaft three (702) and a rotating shaft four (703), the rotating shaft three (702) and the rotating shaft four (703) both pass through the front middle upper part of the pulverizing box (5) and are rotatably connected to the rear side of the pulverizing box (5), the rotating shaft three (702) is provided with a first pulverizing blade (706), and the rotating shaft four (703) is provided with a second pulverizing blade (707) The front ends of the rotating shaft three (702) and the rotating shaft four (703) are respectively fixedly connected with gear one (704) and gear two (705); the gear one (704) and gear two (705) are meshingly connected and fit on the middle and upper part of the front end of the crushing box (5); the front side of the top end of the support frame (1) is fixedly connected with a bracket (16); the top of the bracket (16) is fixedly connected with a third motor (701); the output end of the third motor (701) is fixedly connected to the front end of the rotating shaft four (703). 5. A device for crushing plastic plate scraps according to claim 4, characterized in that a charging box (2) is provided at the bottom end of the first discharge hopper (9). 6. A device for crushing plastic plate scraps according to claim 1, characterized in that a feed hopper (3) is fixedly connected to the upper left end of the crushing box (5). 7. A device for crushing plastic plate scraps according to claim 1, characterized in that a guide plate (11) is fixedly connected to the middle of the inner right end of the crushing box (5). 8. A device for crushing plastic plate scraps according to claim 1, characterized in that the top of the brush plate (14) is in contact with the screen plate (12).