Waste plastic crusher

Abstract

The utility model relates to the technical field of plastic crushing, in particular to a waste plastic crusher which comprises a crushing box, a first-stage crushing mechanism is installed in the crushing box, supporting frames are fixedly connected to the two sides of the crushing box, and spring shock absorbers are installed on the inner walls of the supporting frames. And the other end of the spring shock absorber is installed on a material gathering box, limiting columns are fixedly connected to the two sides of the material gathering box, one end of each limiting column is fixedly connected with the output end of a vibration motor, and a secondary smashing mechanism is installed in the material gathering box. According to the waste plastic crusher, through the arrangement of the primary crushing mechanism and the secondary crushing mechanism and the rotation of two crushing cutter shafts, waste plastic can be subjected to primary crushing, the crushed waste plastic can fall into a material collecting box, a driving motor drives a rotating shaft to rotate, and the waste plastic can be subjected to secondary crushing through blades; and the materials are crushed more thoroughly, and the crushing effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic crushing, in particular to a waste plastic crusher. Background Art

[0002] In order to reduce the waste of resources, waste plastics need to be recycled. Since the volume of waste plastics is relatively large, large volumes of plastics need to be crushed in order to facilitate recycling of the plastics. Therefore, a waste plastic crusher is needed.

[0003] Existing crushers generally use rammers to crush waste plastics. Only one crushing operation easily results in large waste plastic particles with different specifications, which is not conducive to recycling and affects the recycling quality. Utility Model Content

[0004] The purpose of the utility model is to provide a waste plastic crusher to solve the problem in the above background technology that the old plastic particles are large and of different specifications, which is not conducive to recycling and affects the recycling quality.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waste plastic crusher, comprising a crushing box, a primary crushing mechanism installed inside the crushing box, support frames fixedly connected on both sides of the crushing box, a spring shock absorber installed on the inner wall of the support frame, the other end of the spring shock absorber is installed in a gathering box, limiting columns fixedly connected on both sides of the gathering box, one end of the limiting column is fixedly connected to the output end of the vibration motor, and a secondary crushing mechanism is installed inside the gathering box.

[0006] The secondary crushing mechanism includes a bracket, which is fixedly installed on the inner wall of the material collecting box. A driving motor is fixedly installed on the upper surface of the bracket. The output end of the driving motor is fixedly connected to a rotating shaft, and a blade is fixedly connected to the rotating shaft.

[0007] Preferably, the primary crushing mechanism includes a crushing cutter shaft, which is installed inside the crushing box through a bearing. One end of the crushing cutter shaft is fixedly connected to a gear, and the two gears are meshed.

[0008] Preferably, one of the gears is fixedly connected to the output end of the servo motor, the servo motor is fixedly mounted on the upper surface of the motor frame, and the motor frame is fixedly mounted on the back of the crushing box.

[0009] Preferably, a filter is fixedly connected to the interior of the aggregation box, and the filter is arranged below the rotating shaft.

[0010] Preferably, the limiting column is slidably connected to the inside of the support frame, one side of the support frame is fixedly connected to a fixing frame, and the vibration motor is fixedly installed on the inner wall of the fixing frame.

[0011] Preferably, the bottom end of the support frame is fixedly connected to the upper surface of the base frame, and the upper surface of the base frame is provided with a sliding groove.

[0012] Preferably, a slider is slidably connected to the interior of the chute, and the slider is fixedly mounted on the lower surface of the collecting hopper.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. This waste plastic crusher can perform primary crushing on waste plastics through the setting of primary crushing mechanism and secondary crushing mechanism. The rotation of two crushing knife shafts can perform primary crushing on waste plastics. After crushing, the waste plastics will fall into the gathering box. The driving motor drives the rotating shaft to rotate, which can make the blades perform secondary crushing on the waste plastics, making the material crushing more thorough and the crushing effect better.

[0015] 2. The waste plastic crusher is equipped with a vibration motor, a limit column, a spring shock absorber and a filter. When the vibration motor is started, the limit column can be used to control the material box to shake, and the plastic that meets the specifications in the material box can be screened out through the filter in time, which is convenient for screening the specifications of the waste crushed materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the axonometric structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the rear axonometric structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the cross-sectional axonometric structure of the utility model;

[0019] Figure 4 This is one of the partially enlarged structural diagrams of the utility model;

[0020] Figure 5 This is the second schematic diagram of the partially enlarged structure of the utility model.

[0021] In the figure: 1. Crushing box; 2. Primary crushing mechanism; 201. Crushing cutter shaft; 202. Gear; 203. Servo motor; 3. Support frame; 4. Spring shock absorber; 5. Material collecting box; 6. Limiting column; 7. Vibration motor; 8. Secondary crushing mechanism; 801. Bracket; 802. Drive motor; 803. Rotating shaft; 804. Blade; 9. Motor frame; 10. Filter; 11. Fixed frame; 12. Bottom plate frame; 13. Slide; 14. Slider; 15. Collecting bucket. DETAILED DESCRIPTION

[0022] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0023] See also Figure 1-5 The utility model provides a technical solution: a waste plastic crusher, comprising a crushing box 1, a first-level crushing mechanism 2 is installed inside the crushing box 1, both sides of the crushing box 1 are fixedly connected with a support frame 3, the inner wall of the support frame 3 is installed with a spring shock absorber 4, the other end of the spring shock absorber 4 is installed in the gathering box 5, both sides of the gathering box 5 are fixedly connected with a limiting column 6, one end of the limiting column 6 is fixedly connected to the output end of the vibration motor 7, and a second-level crushing mechanism 8 is installed inside the gathering box 5.

[0024] The secondary crushing mechanism 8 includes a bracket 801, which is fixedly mounted on the inner wall of the material collection box 5. A driving motor 802 is fixedly mounted on the upper surface of the bracket 801. The output end of the driving motor 802 is fixedly connected to a rotating shaft 803, and a blade 804 is fixedly connected to the rotating shaft 803. Through the arrangement of the primary crushing mechanism 2 and the secondary crushing mechanism 8, the rotation of the two crushing cutter shafts 201 can perform primary crushing of the waste plastic. The crushed waste plastic will fall into the material collection box 5. The driving motor 802 drives the rotating shaft 803 to rotate, which can enable the blade 804 to perform secondary crushing of the waste plastic, making the material crushing more thorough and the crushing effect better. Through the arrangement of the vibration motor 7, the limit column 6, the spring shock absorber 4 and the filter screen 10, the vibration motor 7 is started, and the material collection box 5 can be controlled to shake through the limit column 6, and the plastic that meets the specifications in the material collection box 5 can be screened out through the filter screen 10 in time, which is convenient for screening the specifications of the waste and scrap materials.

[0025] Furthermore, the first-stage crushing mechanism 2 includes a crushing blade shaft 201, which is installed inside the crushing box 1 through a bearing. One end of the crushing blade shaft 201 is fixedly connected to a gear 202, and the two gears 202 are meshed and connected. The servo motor 203 drives the gear 202 to rotate, thereby controlling the crushing blade shaft 201 to rotate and crushing the plastic.

[0026] Furthermore, one of the gears 202 is fixedly connected to the output end of the servo motor 203, and the servo motor 203 is fixedly mounted on the upper surface of the motor frame 9, and the motor frame 9 is fixedly mounted on the back of the crushing box 1. Through the setting of the motor frame 9, the servo motor 203 can be installed more firmly and the operation of the servo motor 203 can be more stable.

[0027] Furthermore, a filter screen 10 is fixedly connected to the interior of the aggregate box 5 , and the filter screen 10 is arranged below the rotating shaft 803 . Through the arrangement of the filter screen 10 , waste plastic particles that meet the specifications can be directly discharged from the interior of the aggregate box 5 through the filter screen 10 .

[0028] Furthermore, the limiting column 6 is slidably connected to the inside of the support frame 3, and one side of one of the support frames 3 is fixedly connected to a fixed frame 11, and the vibration motor 7 is fixedly installed on the inner wall of the fixed frame 11. Through the setting of the fixed frame 11, the vibration motor 7 can be installed more firmly.

[0029] Furthermore, the bottom end of the support frame 3 is fixedly connected to the upper surface of the base frame 12, and a slide groove 13 is provided on the upper surface of the base frame 12. Through the setting of the slide groove 13, the slider 14 can move inside the slide groove 13, facilitating the movement of the collecting bucket 15.

[0030] Furthermore, a slider 14 is slidably connected to the interior of the chute 13 , and the slider 14 is fixedly mounted on the lower surface of the collecting hopper 15 . The arrangement of the collecting hopper 15 facilitates the collection of the crushed plastic.

[0031] Working principle: When in use, the staff can start the servo motor 203, the drive motor 802 and the vibration motor 7, and then put the plastic into the crushing box 1. The rotation of the two crushing blade shafts 201 can perform primary crushing of the waste plastic. The crushed waste plastic will fall into the collection box 5. The drive motor 802 drives the rotating shaft 803 to rotate, so that the blade 804 can perform secondary crushing of the waste plastic. The vibration motor 7 can make the limit column 6 control the collection box 5 to shake, and the plastic that meets the specifications in the collection box 5 will be screened out through the filter screen 10 in time. The plastic particles that meet the specifications can directly fall into the collection bucket 15 for collection.

[0032] Although 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 waste plastic crusher, comprising a crushing box (1), characterized in that: A primary crushing mechanism (2) is installed inside the crushing box (1), support frames (3) are fixedly connected to both sides of the crushing box (1), a spring shock absorber (4) is installed on the inner wall of the support frame (3), the other end of the spring shock absorber (4) is installed on the gathering box (5), and limiting columns (6) are fixedly connected to both sides of the gathering box (5), one end of the limiting column (6) is fixedly connected to the output end of the vibration motor (7), and a secondary crushing mechanism (8) is installed inside the gathering box (5); The secondary crushing mechanism (8) comprises a bracket (801), the bracket (801) being fixedly mounted on the inner wall of the material collecting box (5), a driving motor (802) being fixedly mounted on the upper surface of the bracket (801), an output end of the driving motor (802) being fixedly connected to a rotating shaft (803), and a blade (804) being fixedly connected to the rotating shaft (803).

2. A waste plastic crusher according to claim 1, characterized in that: The primary pulverizing mechanism (2) comprises a pulverizing blade shaft (201), the pulverizing blade shaft (201) being mounted inside the pulverizing box (1) via a bearing, one end of each pulverizing blade shaft (201) being fixedly connected to a gear (202), and the two gears (202) being meshedly connected.

3. A waste plastic crusher according to claim 2, characterized in that: One of the gears (202) is fixedly connected to the output end of the servo motor (203), the servo motor (203) is fixedly mounted on the upper surface of the motor frame (9), and the motor frame (9) is fixedly mounted on the back of the crushing box (1).

4. A waste plastic crusher according to claim 1, characterized in that: A filter screen (10) is fixedly connected to the interior of the aggregate box (5), and the filter screen (10) is arranged below the rotating shaft (803).

5. The waste plastic crusher according to claim 1, characterized in that: The limiting column (6) is slidably connected to the interior of the support frame (3), one side of the support frame (3) is fixedly connected to a fixed frame (11), and the vibration motor (7) is fixedly mounted on the inner wall of the fixed frame (11).

6. The waste plastic crusher according to claim 1, characterized in that: The bottom end of the support frame (3) is fixedly connected to the upper surface of the base frame (12), and a sliding groove (13) is provided on the upper surface of the base frame (12).

7. A waste plastic crusher according to claim 6, characterized in that: The interior of the chute (13) is slidably connected to a slider (14), and the slider (14) is fixedly mounted on the lower surface of the collecting hopper (15).

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