Plastic film crushed material recovery device

Abstract

The utility model relates to the technical field of plastic film production and processing. A crushed plastic film recycling device comprises a feeding component, a crushing component and a cleaning component, the crushing component comprises a crushing barrel erected below the feeding component, a crushing rotating rod is rotationally arranged in the middle of the interior of the crushing barrel, and a plurality of crushing cutters are annularly arranged outside the crushing rotating rod at intervals; a plurality of hidden auxiliary cutters used for preventing the material crushing barrel from being blocked are embedded in the inner wall of the material crushing barrel. According to the plastic film crushed material recycling device, film crushed materials can be rapidly crushed and recycled, the blocking condition is effectively prevented, the crushed film crushed materials can be cleaned, and secondary recycling is facilitated. The technical problems that in the prior art, in the recycling process of current thin film crushed aggregates, blockage is likely to happen, crushing and cutting are not convenient, the recycling difficulty is large, no targeted equipment is provided for cleaning the thin film crushed aggregates, and better secondary recycling is not convenient are solved.

Description

Technical Field

[0001] The invention relates to the technical field of plastic film production and processing, and in particular to a plastic film scrap recovery device. Background Art

[0002] With the development of economy, people's living standards are gradually improved. In life and industrial production, plastic film is widely used. Plastic film is made of polyvinyl chloride, polyethylene, polypropylene, polystyrene and other resins, which is used for packaging and as a coating layer.

[0003] At present, a lot of scraps are generated in the production process of plastic films. These scraps are prone to clogging and are not easy to cut during recycling. In addition, there is no targeted equipment to clean the film scraps, which is not easy to recycle. Therefore, there is a need for improvement. Summary of the invention

[0004] The present invention provides a plastic film scrap recovery device which can quickly crush and recycle film scraps, effectively prevent blockage, and can also clean the crushed film scraps to facilitate secondary recycling; the present invention solves the technical problems existing in the prior art that the current film scraps are prone to blockage during the recycling process and are not convenient for crushing and cutting, the recycling is difficult, and there is no targeted equipment to clean the film scraps, which is not convenient for better secondary recycling.

[0005] The above technical problems of the present invention are solved by the following technical solutions: a plastic film scrap recovery device, including a feeding component, a scrapping component and a cleaning component, wherein the scrapping component includes a scrapping barrel mounted below the feeding component, a scrapping rotating rod is rotatably provided in the middle of the scrapping barrel, a plurality of scrapping cutters are provided in annular intervals outside the scrapping rotating rod, and a plurality of hidden auxiliary cutters are embedded on the inner wall of the scrapping barrel to prevent the scrapping barrel from being blocked. The function of the feeding component is to transport the film scraps to the top of the scrapping barrel, and after the plastic film falls into the scrapping barrel, the scrapping rotating rod and the scrapping cutter rotate to crush the film scraps. When there are too many film scraps in the scrapping barrel, the film scraps will drive the hidden auxiliary blade to rotate out, and the hidden auxiliary blade will perform auxiliary cutting to prevent the scrapping barrel from being blocked.

[0006] Preferably, the hidden auxiliary cutter is a double-edged blade, the end of the hidden auxiliary cutter extends into the crushing barrel, and the hidden auxiliary cutter is rotatably installed in the inner wall of the crushing barrel through a torsion spring. When there are too many film crushers in the crushing barrel, the film crushers will drive the hidden auxiliary blade to rotate out under the action of friction and the like, and the hidden auxiliary cutter is a double-edged blade, so it can play an auxiliary cutting role to avoid blockage in the crushing barrel.

[0007] Preferably, the hidden auxiliary cutter is spaced apart from the shredder cutter, and the direction of the hidden auxiliary cutter is opposite to the rotation direction of the shredder cutter. When there are too many film shredders in the shredder barrel, the film shredders will drive the hidden auxiliary blade to rotate out. Since the direction of the hidden auxiliary cutter is opposite to the rotation direction of the shredder cutter, and the hidden auxiliary cutter is a double-edged blade, the hidden auxiliary blade will assist in cutting the shredders.

[0008] Preferably, the crushing component further comprises a crushing motor fixed at the bottom of the crushing barrel and connected to the crushing rotating rod. The function of the crushing motor is to provide power for the rotation of the crushing rotating rod.

[0009] Preferably, the feeding component comprises a feeding conveyor belt extending upward, and the crushing barrel is located below the top of the feeding conveyor belt. During operation, the film scraps are placed on the feeding conveyor belt, and the feeding conveyor belt conveys the film scraps upward and drops them into the crushing barrel for crushing.

[0010] Preferably, the cleaning component comprises a cleaning box connected to the crushing barrel, a transfer conveyor belt is arranged horizontally in the cleaning box, and a plurality of cleaning rollers are arranged above the transfer conveyor belt. The cleaning box can be filled with cleaning liquid according to the demand, thereby controlling whether to wash with water or wipe off the surface dust by friction, and the broken film fragments fall onto the transfer conveyor belt in the cleaning box, and the cleaning rollers clean the film fragments as the transfer conveyor belt conveys.

[0011] Preferably, the surface of the transfer conveyor belt is provided with a plurality of tiny negative pressure holes, and a negative pressure pump is fixedly provided inside the transfer conveyor belt, and the negative pressure pump provides a negative pressure environment for the space above. The broken film fragments fall onto the transfer conveyor belt in the cleaning box, and the negative pressure pump inside the transfer conveyor belt will form a negative pressure environment through the negative pressure holes, and the film fragments will be adsorbed on the transfer conveyor belt. As the transfer conveyor belt is conveyed, the cleaning roller will clean the film fragments, and the cleaned film fragments will be conveyed out for the next process.

[0012] Therefore, the plastic film scrap recycling device of the present invention has the following advantages: the film scraps can be quickly crushed and recycled to effectively prevent blockage, and the crushed film scraps can be cleaned to facilitate secondary recycling. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The utility model is a three-dimensional structural schematic diagram of a plastic film scrap recovery device.

[0014] Figure 2 yes Figure 1 Schematic diagram of the top view structure.

[0015] Figure 3yes Figure 1 Schematic diagram of the cross-sectional structure from top view at the middle crushing barrel.

[0016] Figure 4 yes Figure 1 Schematic diagram of the top view of the cross-section structure of the middle cleaning box.

[0017] Figure 5 yes Figure 1 Schematic diagram of the main cross-sectional structure.

[0018] In the figure, there are a feeding conveyor belt 1, a crushing barrel 2, a crushing rotating rod 3, a crushing motor 4, a crushing cutter 5, a hidden auxiliary cutter 6, a cleaning box 7, a transfer conveyor belt 8, a negative pressure hole 9, a negative pressure pump 10, and a cleaning roller 11. DETAILED DESCRIPTION

[0019] The technical solution of the invention is further specifically described below through embodiments and in conjunction with the accompanying drawings.

[0020] Example:

[0021] like Figure 1 and 2 As shown in Figures 3, 4 and 5, a plastic film scrap recovery device includes a feeding component, a scrapping component and a cleaning component connected in sequence. The feeding component includes a feeding conveyor belt 1 extending obliquely upward, and the feeding conveyor belt 1 is erected by a mounting frame.

[0022] The crushing component includes a crushing barrel 2 installed below the top of the feeding conveyor belt 1, the top of the crushing barrel 2 is an open end, a crushing rotating rod 3 is rotatably installed in the middle of the crushing barrel 2, a crushing motor 4 fixedly connected to the crushing rotating rod 3 is fixedly installed at the bottom of the crushing barrel 2, and a plurality of crushing cutters 5 are installed at intervals on the outer surface of the crushing rotating rod 3.

[0023] A plurality of hidden auxiliary cutters 6 are annularly embedded on the inner wall of the crushing barrel 2 to prevent the crushing barrel 2 from being blocked. The hidden auxiliary cutters 6 are installed at intervals from the crushing cutter 5, and the direction of the hidden auxiliary cutters 6 is set opposite to the rotation direction of the crushing cutter 5.

[0024] The hidden auxiliary cutter 6 is a double-edged blade, the end of the hidden auxiliary cutter 6 extends into the crushing barrel 2, and the hidden auxiliary cutter 6 is rotatably installed in the inner wall of the crushing barrel 2 through a torsion spring.

[0025] The cleaning component includes a cleaning box 7 fixedly connected to the bottom of the crushing barrel 2, a transfer conveyor belt 8 is horizontally installed in the cleaning box 7, a plurality of small negative pressure holes 9 are opened on the surface of the transfer conveyor belt 8, and a negative pressure pump 10 is installed on the inner side of the transfer conveyor belt 8 to provide a negative pressure environment for the transfer conveyor belt 8 above.

[0026] The cleaning component also includes four cleaning rollers 11 fixedly installed above the transfer conveyor belt 8.

[0027] During operation, the cleaning liquid can be filled into the cleaning box 7 according to the demand. First, the film scraps are placed on the feeding conveyor belt 1. The feeding conveyor belt 1 conveys the film scraps upward and drops them into the crushing barrel 2. The crushing motor 4 drives the crushing rotating rod 3 and the crushing cutter 5 to rotate and crush the film scraps. When there are too many film scraps in the crushing barrel 2, the film scraps will drive the hidden auxiliary blade to rotate out. Since the hidden auxiliary cutter 6 is installed relative to the rotation direction of the crushing cutter 5, and the hidden auxiliary cutter 6 is a double-edged blade, the hidden auxiliary blade will perform auxiliary cutting to prevent blockage in the crushing barrel 2.

[0028] The broken film fragments fall onto the transfer conveyor belt 8 in the cleaning box 7. The negative pressure pump 10 on the inner side of the transfer conveyor belt 8 will form a negative pressure environment through the negative pressure hole 9. The film fragments will be adsorbed on the transfer conveyor belt 8. As the transfer conveyor belt 8 is transported, the cleaning roller 11 will clean the film fragments. The cleaned film fragments are transported out for the next process.

Claims

1. A plastic film scrap recovery device, characterized in that: It includes a feeding part, a crushing part and a cleaning part. The crushing part includes a crushing barrel mounted below the feeding part. A crushing rotating rod is rotatably arranged in the middle of the crushing barrel. A plurality of crushing cutters are arranged in annular shapes outside the crushing rotating rod. A plurality of hidden auxiliary cutters are embedded on the inner wall of the crushing barrel to prevent the crushing barrel from being blocked.

2. A plastic film scrap recovery device according to claim 1, characterized in that: The hidden auxiliary cutter is a double-edged blade, the end of the hidden auxiliary cutter extends into the crushing barrel, and the hidden auxiliary cutter is rotatably installed in the inner wall of the crushing barrel through a torsion spring.

3. A plastic film scrap recovery device according to claim 2, characterized in that: The hidden auxiliary cutter is spaced apart from the crushing cutter, and the direction of the hidden auxiliary cutter is opposite to the rotation direction of the crushing cutter.

4. The plastic film scrap recovery device according to claim 1, characterized in that: The crushing component also includes a crushing motor fixed at the bottom of the crushing barrel and connected to the crushing rotating rod.

5. The plastic film scrap recovery device according to claim 1, characterized in that: The feeding component comprises a feeding conveyor belt which is extended upwards and erected, and the crushing barrel is located below the top end of the feeding conveyor belt.

6. The plastic film scrap recovery device according to claim 1, characterized in that: The cleaning component comprises a cleaning box connected with the crushing barrel, a transfer conveyor belt is arranged horizontally in the cleaning box, and a plurality of cleaning rollers are arranged above the transfer conveyor belt.

7. A plastic film scrap recovery device according to claim 6, characterized in that: A plurality of tiny negative pressure holes are provided on the surface of the transfer conveyor belt, and a negative pressure pump is fixedly provided on the inner side of the transfer conveyor belt, and the negative pressure pump provides a negative pressure environment for the space above.

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