Plastic raw material crushing device

Abstract

The invention provides a plastic raw material crushing device and a hammer type crushing mechanism. The plastic raw material crushing device comprises a feeding port, and the feeding port is provided with a feeding valve; the screening mechanism is arranged at a discharge port of the hammer type crushing mechanism; the primary division mechanism is arranged below the discharge hole of the screening mechanism; the primary division mechanism comprises a first output port and a second output port; the first output port is provided with a discharge valve; the double-roller crushing mechanism is arranged below the second output port and is used for performing secondary crushing on the plastic raw materials; and the secondary division mechanism is arranged below the output port of the double-roller crushing mechanism, and the secondary division mechanism comprises a third output port and a fourth output port. The plastic raw material crushing device provided by the invention has the advantages of simple structure, convenience in operation, high production efficiency, stable product quality and the like, and is suitable for crushing various plastic raw materials.

Description

Technical Field

[0001] The invention relates to the technical field of plastic raw material crushing devices, and in particular to a plastic raw material crushing device. Background Art

[0002] With the improvement of environmental awareness, the recycling and reuse of plastics has become increasingly important. Plastic raw material crushing devices are designed to achieve this purpose. With the development of science and technology, more and more plastic raw material crushing devices have begun to adopt automation technology, such as automatic feeding, automatic cleaning, automatic screening, etc., to improve production efficiency and product quality.

[0003] In the prior art, plastic crushing is performed by manually cleaning the raw materials and then crushing them, and blockage is easily caused during crushing, which seriously affects production efficiency. Summary of the invention

[0004] In view of the defects in the prior art, the present invention provides a plastic raw material crushing device, comprising:

[0005] The hammer crushing mechanism comprises a feed inlet, wherein the feed inlet is provided with a feed valve;

[0006] A screening mechanism, arranged at the discharge port of the hammer crushing mechanism;

[0007] A primary reduction mechanism is arranged below the discharge port of the screening mechanism; the primary reduction mechanism comprises a first discharge port and a second discharge port; the first discharge port is provided with a discharge valve;

[0008] A roller crushing mechanism, arranged below the second output port, for secondary crushing of the plastic raw material;

[0009] The secondary reduction mechanism is arranged below the output port of the double-roll crushing mechanism, and the secondary reduction mechanism includes a third output port and a fourth output port.

[0010] Preferably, the hammer crushing mechanism comprises: a first crushing frame, a first crushing cavity arranged on the first crushing frame, a hammer crushing assembly arranged in the first crushing cavity, and a first driving motor that drives the hammer crushing assembly to crush.

[0011] Preferably, the hammer breaker assembly includes a rotating shaft arranged at the output end of the first driving motor, a rotating disk sleeved on the rotating shaft, and a plurality of breaking hammers symmetrically arranged with the rotating shaft as the center.

[0012] Preferably, the roller crushing mechanism comprises: a second crushing frame, a second crushing cavity arranged on the second crushing frame, roller assemblies arranged parallel to each other in the second crushing cavity, and an adjustment assembly for adjusting the gap between the roller assemblies.

[0013] Preferably, the adjustment assembly includes an adjustment pressure plate connected to the bearing seat of one pair of roller assemblies, an adjustment bolt connected to the adjustment pressure plate, and an adjustment nut arranged on the adjustment bolt, the other end of the adjustment bolt is connected to the second crushing chamber, and the adjustment nut is arranged on the outside of the second crushing chamber.

[0014] Preferably, a material sliding pipe is provided at the lower end of the first output port, and a material unloading belt is provided at the lower end of the material sliding pipe.

[0015] Preferably, it further comprises a shell, and the hammer crushing mechanism, screening mechanism, primary reduction mechanism, double-roll crushing mechanism and secondary reduction mechanism are arranged in the shell.

[0016] Preferably, a maintenance ladder is provided on one side of the shell.

[0017] Beneficial effects of the present invention

[0018] The present invention provides a plastic raw material crushing device, which has the following beneficial effects:

[0019] The plastic raw material crushing device of the present invention comprises the hammer crushing mechanism, the screening mechanism, the primary reduction mechanism, the roller crushing mechanism and the secondary reduction mechanism. The plastic raw material is crushed once by the hammer crusher.

[0020] The raw materials crushed by the hammer crushing mechanism are screened by the screening mechanism to separate raw materials of different particle sizes. The primary reduction mechanism reduces the raw materials output by the screening mechanism, and outputs the raw materials that meet the requirements through the first output port, while the raw materials that do not meet the requirements enter the double-roll crushing mechanism through the second output port. The double-roll crushing mechanism is used to perform secondary crushing on the raw materials that do not meet the requirements after the primary reduction. The secondary reduction mechanism performs secondary reduction on the raw materials after the secondary crushing to separate the raw materials that meet the requirements and the raw materials that need further processing. The unloading conveying mechanism is used to unload the raw materials from the first output port and the third output port for subsequent processing or storage. The plastic raw material crushing device provided by the present invention has the advantages of simple structure, convenient operation, high production efficiency, stable product quality, etc., and is suitable for crushing and processing of various plastic raw materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a structural schematic diagram of the present invention;

[0022] Figure 2 It is a structural schematic diagram of the regulating assembly of the present invention;

[0023] Among them, 10, hammer crushing mechanism; 11, feed inlet; 12, feed valve; 13, first crushing frame; 14, first crushing cavity; 15, hammer crushing assembly; 16, first drive motor; 17, rotating shaft; 18, rotating disk; 19, crushing hammer; 20, screening mechanism; 30, primary reduction mechanism; 31, first output port; 32, second output port; 40, double-roll crushing mechanism; 41, second crushing frame; 42, second crushing cavity; 43, double-roll assembly; 44, adjustment assembly; 45, adjustment plate; 46, adjustment bolt; 47, adjustment nut; 50, secondary reduction mechanism; 51, third output port; 52, fourth output port; 60, maintenance ladder; 70, shell. DETAILED DESCRIPTION

[0024] The present invention is described in detail below in conjunction with specific embodiments. The following embodiments will help those skilled in the art to further understand the present invention, but are not intended to limit the present invention in any form. It should be noted that, for those of ordinary skill in the art, several variations and improvements may be made without departing from the concept of the present invention. These all belong to the protection scope of the present invention.

[0025] Reference Figure 1 and Figure 2

[0026] The present invention provides a plastic raw material crushing device, comprising a hammer crushing mechanism 10, a screening mechanism 20, a primary reduction mechanism 30, a roller crushing mechanism 40 and a secondary reduction mechanism 50. The hammer crushing mechanism 10 comprises an inlet 11, and the inlet 11 is provided with an inlet valve 12; the screening mechanism 20 is arranged at the discharge port of the hammer crushing mechanism 10; the primary reduction mechanism 30 is arranged below the discharge port of the screening mechanism 20; the primary reduction mechanism 30 comprises a first output port 31 and a second output port 32; the first output port 31 is provided with a discharge valve; the roller crushing mechanism 40 is arranged below the second output port 32, and is used for secondary crushing of the plastic raw material; the secondary reduction mechanism 50 is arranged below the output port of the roller crushing mechanism 40, and the secondary reduction mechanism 50 comprises a third output port 51 and a fourth output port 52. The plastic raw material is crushed once by a hammer crusher, and the raw material after being crushed by the hammer crushing mechanism 10 is screened by a screening mechanism 20 to separate raw materials of different particle sizes. The primary reduction mechanism 30 reduces the raw material output by the screening mechanism 20, outputs the raw material that meets the requirements through the first output port 31, and the raw material that does not meet the requirements enters the double-roll crushing mechanism 40 through the second output port 32. The double-roll crushing mechanism 40 is used to perform secondary crushing on the raw material that does not meet the requirements after the primary reduction. The secondary reduction mechanism 50 performs secondary reduction on the raw material after the secondary crushing, and separates the raw material that meets the requirements and the raw material that needs further processing. The unloading conveying mechanism is used to unload the raw materials from the first output port 31 and the third output port 51 for subsequent processing or storage. The plastic raw material crushing device provided by the present invention has the advantages of simple structure, convenient operation, high production efficiency, stable product quality, etc., and is suitable for crushing and processing of various plastic raw materials.

[0027] In one embodiment, the hammer crushing mechanism 10 includes: a first crushing frame 13, a first crushing cavity 14 disposed on the first crushing frame 13, a hammer crushing assembly 15 disposed in the first crushing cavity 14, and a first driving motor 16 for driving the hammer crushing assembly 15 to crush. The first driving assembly drives the hammer crushing assembly 15 to crush the plastic raw material.

[0028] In one embodiment, the hammer breaking assembly 15 includes a rotating shaft 17 arranged at the output end of the first driving motor 16, a rotating disk 18 sleeved on the rotating shaft 17, and a plurality of crushing hammers 19 symmetrically arranged with the rotating shaft 17 as the center. The plurality of crushing hammers 19 and the rotating disk 18 are detachably connected, and the crushing hammers 19 are hingedly arranged with the rotating disk 18, thereby improving the crushing efficiency.

[0029] In one embodiment, the roller crushing mechanism 40 includes: a second crushing frame 41, a second crushing cavity 42 disposed on the second crushing frame 41, roller assemblies 43 disposed in parallel with each other in the second crushing cavity 42, and an adjusting assembly 44 for adjusting the gap between the roller assemblies 43. The adjusting assembly 44 is used to adjust the distance between the two roller assemblies 43 to adapt to plastic raw materials with different particle sizes.

[0030] In one embodiment, the adjustment assembly 44 includes an adjustment pressure plate 45 connected to the bearing seat of one pair of roller assemblies 43, an adjustment bolt 46 connected to the adjustment pressure plate 45, and an adjustment nut 47 arranged on the adjustment bolt 46. The other end of the adjustment bolt 46 is connected to the second crushing chamber, and the adjustment nut 47 is arranged outside the second crushing chamber 42. By rotating the adjustment nut 47 and pulling the adjustment bolt 46, the adjustment pressure plate 45 drives the roller assembly 43 to move closer or farther, thereby adjusting the gap.

[0031] In one embodiment, a material sliding pipe is disposed at the lower end of the first output port 31 , and a material unloading belt is disposed at the lower end of the material sliding pipe.

[0032] In one embodiment, a housing 70 is further included, and the hammer crushing mechanism 10, the screening mechanism 20, the primary reduction mechanism 30, the roller crushing mechanism 40 and the secondary reduction mechanism 50 are arranged in the housing 70. The housing 70 is used to prevent dust during crushing and prevent safety accidents.

[0033] In one embodiment, a maintenance ladder 60 is provided on one side of the housing 70 for easy maintenance.

[0034] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0035] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0036] In the present invention, unless otherwise clearly specified and limited, the terms such as "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be a connection between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances. The above content is a further detailed description of the present invention in combination with specific implementation methods, and it cannot be determined that the specific implementation of the present invention is limited to these descriptions. For those of ordinary skill in the technical field to which the present invention belongs, some simple deductions or substitutions can be made without departing from the concept of the present invention.

Claims

1. A plastic raw material crushing device, characterized in that: include: The hammer crushing mechanism comprises a feed inlet, wherein the feed inlet is provided with a feed valve; A screening mechanism, arranged at the discharge port of the hammer crushing mechanism; A primary reduction mechanism is arranged below the discharge port of the screening mechanism; the primary reduction mechanism comprises a first discharge port and a second discharge port; the first discharge port is provided with a discharge valve; A roller crushing mechanism, arranged below the second output port, for secondary crushing of the plastic raw material; The secondary reduction mechanism is arranged below the output port of the double-roll crushing mechanism, and the secondary reduction mechanism includes a third output port and a fourth output port.

2. The plastic material crushing device according to claim 1, characterized in that: The hammer crushing mechanism comprises: a first crushing frame, a first crushing cavity arranged on the first crushing frame, a hammer crushing assembly arranged in the first crushing cavity, and a first driving motor for driving the hammer crushing assembly to crush.

3. The plastic material crushing device according to claim 2, characterized in that: The hammer breaking assembly includes a rotating shaft arranged at the output end of the first driving motor, a rotating disk sleeved on the rotating shaft, and a plurality of breaking hammers symmetrically arranged with the rotating shaft as the center of a circle.

4. The plastic material crushing device according to claim 1, characterized in that: The roller crushing mechanism comprises: a second crushing frame, a second crushing cavity arranged on the second crushing frame, roller assemblies arranged parallel to each other in the second crushing cavity, and an adjustment assembly for adjusting the gap between the roller assemblies.

5. The plastic material crushing device according to claim 4, characterized in that: The adjusting assembly includes an adjusting pressure plate connected to the bearing seat of one pair of roller assemblies, an adjusting bolt connected to the adjusting pressure plate, and an adjusting nut arranged on the adjusting bolt, the other end of the adjusting bolt is connected to the second crushing chamber, and the adjusting nut is arranged outside the second crushing chamber.

6. The plastic material crushing device according to claim 1, characterized in that: A material sliding pipe is arranged at the lower end of the first output port, and a material unloading belt is arranged at the lower end of the material sliding pipe.

7. The plastic material crushing device according to claim 1, characterized in that: It also includes a shell, and the hammer crushing mechanism, screening mechanism, primary reduction mechanism, double-roll crushing mechanism and secondary reduction mechanism are arranged in the shell.

8. The plastic material crushing device according to claim 7, characterized in that: A maintenance ladder is arranged on one side of the shell.

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