Conveying device for polylactic resin sheet processing

Abstract

The utility model relates to the technical field of polylactic resin sheet processing, in particular to a conveying device for polylactic resin sheet processing, which is convenient for reducing the possibility that polylactic resin sheets are affected with damp, can screen the polylactic resin sheets which are affected with damp and agglomerate, and improves the conveying quality of the polylactic resin sheets. Comprising a conveying mechanism; the device further comprises a heat exchange mechanism, a cooling mechanism, a circulation mechanism, a screening mechanism and a shaking mechanism, the heat exchange mechanism is installed on the outer wall of the conveying mechanism, the cooling mechanism is installed on the heat exchange mechanism, the circulation mechanism is installed on the conveying mechanism, the screening mechanism is installed on the conveying mechanism, and the shaking mechanism is installed on the screening mechanism. The polylactic resin sheets are conveyed through the conveying mechanism, the heat exchange mechanism slides in the conveying mechanism, and the cooling mechanism assists the heat exchange mechanism in cooling the interior of the conveying mechanism.

Description

Technical Field

[0001] The utility model relates to the technical field of polylactic acid resin sheet processing, in particular to a conveying device for polylactic acid resin sheet processing. Background Art

[0002] The polylactic acid resin sheet is a new type of bio-based and renewable biodegradable material, which is made of starch raw materials extracted from renewable plant resources. When the polylactic acid resin sheet is processed, the polylactic acid resin sheet needs to be transported.

[0003] In the existing polylactic acid resin sheet conveying technology, for example, the prior art with application number CN202122117685.6 includes a device body, a support bar, a fixed seat, a transmission rod, a connecting sleeve, a limit plate, an integration plate, a sliding sleeve and a fastening rod, etc. After the box is placed on the device body, the box with position deviation will move with the transmission mechanism on the device body and fit on the inner surface wall of the integration plate. As the moving distance is adjusted, the box will gradually contact the limit plate. The limit plate can arrange the box so that multiple groups of boxes can maintain a fixed route for subsequent movement. At the same time, the transmission rod can also be rotated. The transmission rod can drive the two groups of limit plates to adjust through two sets of opposite thread grooves on the outer wall. In the process of adjusting the position of the limit plate, the outer wall of the integration plate will slide with the sliding sleeve and drive the sliding sleeve to adjust its position, so that the box can be arranged and adjusted according to the size of the box, thereby improving the use effect of the conveying device.

[0004] However, the prior art is not convenient for transporting bulk PLA resin sheets, and the PLA resin sheets are susceptible to moisture and agglomeration. The prior art is not convenient for picking out agglomerated PLA resin sheets during transportation, which reduces the quality of PLA resin sheet transportation. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a conveying device for processing polylactic acid resin sheets, which is convenient for reducing the possibility of polylactic acid resin sheets being damp, and can screen damp and agglomerated polylactic acid resin sheets, thereby improving the quality of polylactic acid resin sheet conveying.

[0006] The utility model discloses a conveying device for processing polylactic acid resin sheets, comprising a conveying mechanism; further comprising a heat exchange mechanism, a cooling mechanism, a circulation mechanism, a screening mechanism and a shaking mechanism, wherein the heat exchange mechanism is mounted on the outer wall of the conveying mechanism, the cooling mechanism is mounted on the heat exchange mechanism, the circulation mechanism is mounted on the conveying mechanism, the screening mechanism is mounted on the conveying mechanism, and the shaking mechanism is mounted on the screening mechanism, the polylactic acid resin sheets are conveyed by the conveying mechanism, the heat exchange mechanism slides inside the conveying mechanism, the cooling mechanism assists the heat exchange mechanism in cooling the inside of the conveying mechanism, and the circulation mechanism improves the conveyor The air flow rate of the structure is increased, and the shaking mechanism drives the screening mechanism to screen the PLA resin sheets that are damp and agglomerated in the PLA resin sheets; the PLA resin sheets are transported by the conveying mechanism, the heat exchange mechanism slides inside the conveying mechanism, the cooling mechanism assists the heat exchange mechanism to cool down the conveying mechanism, and the rate at which the PLA resin sheets absorb moisture is reduced; the circulation mechanism increases the air flow rate of the conveying mechanism and reduces the moisture absorption of the PLA resin sheets; the shaking mechanism drives the screening mechanism to screen the PLA resin sheets that are damp and agglomerated in the PLA resin sheets, and the quality of transportation is improved.

[0007] Preferably, the conveying mechanism includes a moisture-proof cylinder and a conveyor belt, the moisture-proof cylinder is provided with a mounting opening, the conveyor belt is installed at the mounting opening of the moisture-proof cylinder, and the conveyor belt is located inside the moisture-proof cylinder; the polylactic acid resin sheet is conveyed by opening the moisture-proof cylinder.

[0008] Preferably, the heat exchange mechanism includes a heat exchange layer and a heat exchange tube, the heat exchange layer is installed on the outer wall of the moisture-proof cylinder, the heat exchange tube is installed in the heat exchange layer, and the heat exchange tube is spirally installed on the outer wall of the moisture-proof cylinder; heat is exchanged between the heat exchange layer and the outer wall of the moisture-proof cylinder, thereby cooling the temperature inside the moisture-proof cylinder and reducing the rate at which the polylactic acid resin sheet absorbs moisture.

[0009] Preferably, the cooling mechanism includes a cooling box, a compressor refrigerator, a water pump, a water inlet pipe and a return pipe. The cooling box is installed on the outer wall of the heat exchange layer. A chamber is arranged in the cooling box. The compressor refrigerator is installed in the cooling box. The water pump is installed on the outer wall of the cooling box. The water inlet pipe connects the water pump and one end of the heat exchange tube, and the return pipe connects the cooling box and the other end of the heat exchange tube. First, water is added to the cooling box, and the water in the cooling box is cooled by turning on the compressor refrigerator. Then, the water in the cooling box is allowed to enter the heat exchange tube through the water inlet pipe by turning on the water pump. Heat is exchanged between the heat exchange tube and the moisture-proof tube, so that the temperature in the moisture-proof tube is cooled, thereby reducing the rate at which the polylactic acid resin sheet absorbs moisture. The water after heat exchange flows back to the cooling box through the return pipe.

[0010] Preferably, the circulation mechanism includes an air inlet tube, a bracket, fan blades and a ventilation motor. The air inlet tube is installed on the side wall of the moisture-proof tube, the bracket is installed in the air inlet tube, the fan blades are rotatably installed on the bracket, the ventilation motor is installed on the bracket, and the output end of the ventilation motor is connected to the fan blades. By turning on the ventilation motor to drive the fan blades to rotate, the outside air is added into the moisture-proof tube, thereby improving the air circulation in the moisture-proof tube and reducing the moisture of the polylactic acid resin sheet.

[0011] Preferably, the screening mechanism includes a sliding frame and a sliding screen cylinder, the sliding frame is mounted on the side wall of the moisture-proof cylinder, and the sliding screen cylinder is slidably mounted on the sliding frame; the damp and agglomerated polylactic acid resin sheets are screened by the sliding frame to improve the quality of transportation.

[0012] Preferably, the shaking mechanism includes a turntable, an eccentric shaft, a connecting rod and a third motor. The turntable is rotatably mounted on the bottom end of the sliding frame, the eccentric shaft is eccentrically mounted on the turntable, one end of the connecting rod is rotatably mounted on the eccentric shaft, the other end of the connecting rod is rotatably mounted on the sliding screen drum, the third motor is mounted on the side wall of the sliding frame, and the output end of the third motor is connected to the turntable; by turning on the third motor, the turntable is driven to rotate, and then the eccentric shaft is driven to rotate eccentrically, and the sliding screen drum is driven to slide back and forth on the sliding frame through the connecting rod, and the damp and agglomerated polylactic acid resin sheets are screened through the sliding frame, thereby improving the conveying quality and screening efficiency.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the polylactic acid resin sheet is conveyed by the conveying mechanism, the heat exchange mechanism slides inside the conveying mechanism, the cooling mechanism assists the heat exchange mechanism in cooling the conveying mechanism, and the rate at which the polylactic acid resin sheet absorbs moisture is reduced; the circulation mechanism increases the air flow rate of the conveying mechanism and reduces the moisture of the polylactic acid resin sheet; the shaking mechanism drives the screening mechanism to screen the polylactic acid resin sheets that are damp and agglomerated in the polylactic acid resin sheets, and the quality of transportation is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a first axonometric structural schematic diagram of the utility model;

[0015] Figure 2 It is a second axonometric structural schematic diagram of the utility model;

[0016] Figure 3 It is a third axonometric structural schematic diagram of the utility model;

[0017] Figure 4 It is a first front cross-sectional structural schematic diagram of the utility model;

[0018] Figure 5 It is a second front cross-sectional structural schematic diagram of the utility model;

[0019] Markings in the attached drawings: 01, conveying mechanism; 11, moisture-proof cylinder; 12, conveyor belt; 02, heat exchange mechanism; 21, heat exchange layer; 22, heat exchange tube; 03, cooling mechanism; 31, cooling box; 32, compressor refrigerator; 33, water pump; 34, water inlet pipe; 35, return pipe; 04, circulation mechanism; 41, air inlet tube; 42, bracket; 43, fan blade; 44, ventilation motor; 05, screening mechanism; 51, sliding frame; 52, sliding screen cylinder; 06, shaking mechanism; 61, turntable; 62, eccentric shaft; 63, connecting rod; 64, third motor. DETAILED DESCRIPTION

[0020] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0021] Example 1

[0022] like Figures 1 to 5 As shown, it includes a conveying mechanism 01, a heat exchanging mechanism 02, a cooling mechanism 03, a circulation mechanism 04, a screening mechanism 05 and a shaking mechanism 06, wherein the heat exchanging mechanism 02 is mounted on the outer wall of the conveying mechanism 01, the cooling mechanism 03 is mounted on the heat exchanging mechanism 02, the circulation mechanism 04 is mounted on the conveying mechanism 01, the screening mechanism 05 is mounted on the conveying mechanism 01, and the shaking mechanism 06 is mounted on the screening mechanism 05;

[0023] The polylactic acid resin sheet is transported by the transport mechanism 01, the heat exchange mechanism 02 slides inside the transport mechanism 01, the cooling mechanism 03 assists the heat exchange mechanism 02 to cool down the inside of the transport mechanism 01, the circulation mechanism 04 increases the air flow rate of the transport mechanism 01, and the shaking mechanism 06 drives the screening mechanism 05 to screen the polylactic acid resin sheets that are damp and agglomerated in the polylactic acid resin sheets;

[0024] The conveying mechanism 01 includes a moisture-proof cylinder 11 and a conveyor belt 12. The moisture-proof cylinder 11 is provided with a mounting opening, and the conveyor belt 12 is mounted at the mounting opening of the moisture-proof cylinder 11. The conveyor belt 12 is located inside the moisture-proof cylinder 11.

[0025] The heat exchange mechanism 02 includes a heat exchange layer 21 and a heat exchange tube 22. The heat exchange layer 21 is installed on the outer wall of the moisture-proof tube 11. The heat exchange tube 22 is installed inside the heat exchange layer 21. The heat exchange tube 22 is spirally installed on the outer wall of the moisture-proof tube 11.

[0026] The cooling mechanism 03 includes a cooling box 31, a compressor refrigerator 32, a water pump 33, a water inlet pipe 34 and a water return pipe 35. The cooling box 31 is installed on the outer wall of the heat exchange layer 21. A chamber is provided in the cooling box 31. The compressor refrigerator 32 is installed in the cooling box 31. The water pump 33 is installed on the outer wall of the cooling box 31. The water inlet pipe 34 connects the water pump 33 and one end of the heat exchange tube 22. The water return pipe 35 connects the cooling box 31 and the other end of the heat exchange tube 22.

[0027] The circulation mechanism 04 includes an air inlet tube 41, a bracket 42, a fan blade 43 and a ventilation motor 44. The air inlet tube 41 is installed on the side wall of the moisture-proof tube 11, the bracket 42 is installed in the air inlet tube 41, the fan blade 43 is rotatably installed on the bracket 42, the ventilation motor 44 is installed on the bracket 42, and the output end of the ventilation motor 44 is connected to the fan blade 43;

[0028] The polylactic acid resin sheet is transported by opening the moisture-proof cylinder 11, firstly water is added into the cooling box 31, and the water in the cooling box 31 is cooled by opening the compressor refrigerator 32, and then the water in the cooling box 31 is allowed to enter the heat exchange tube 22 through the water inlet pipe 34 by opening the water pump 33. The heat exchange between the heat exchange tube 22 and the moisture-proof cylinder 11 is used to cool the temperature in the moisture-proof cylinder 11, thereby reducing the rate at which the polylactic acid resin sheet absorbs moisture. The water after heat exchange flows back into the cooling box 31 through the return pipe 35, and the fan blades 43 are driven to rotate by opening the ventilation motor 44, thereby adding outside air into the moisture-proof cylinder 11, thereby improving the air circulation in the moisture-proof cylinder 11 and reducing the moisture of the polylactic acid resin sheet. The shaking mechanism 06 drives the screening mechanism 05 to screen the polylactic acid resin sheets that are damp and agglomerated in the polylactic acid resin sheets, thereby improving the quality of transportation.

[0029] Example 2

[0030] like Figure 2 As shown, it includes a conveying mechanism 01, a heat exchanging mechanism 02, a cooling mechanism 03, a circulation mechanism 04, a screening mechanism 05 and a shaking mechanism 06, wherein the heat exchanging mechanism 02 is mounted on the outer wall of the conveying mechanism 01, the cooling mechanism 03 is mounted on the heat exchanging mechanism 02, the circulation mechanism 04 is mounted on the conveying mechanism 01, the screening mechanism 05 is mounted on the conveying mechanism 01, and the shaking mechanism 06 is mounted on the screening mechanism 05;

[0031] The polylactic acid resin sheet is transported by the transport mechanism 01, the heat exchange mechanism 02 slides inside the transport mechanism 01, the cooling mechanism 03 assists the heat exchange mechanism 02 to cool down the inside of the transport mechanism 01, the circulation mechanism 04 increases the air flow rate of the transport mechanism 01, and the shaking mechanism 06 drives the screening mechanism 05 to screen the polylactic acid resin sheets that are damp and agglomerated in the polylactic acid resin sheets;

[0032] The screening mechanism 05 includes a sliding frame 51 and a sliding screen drum 52. The sliding frame 51 is installed on the side wall of the moisture-proof drum 11, and the sliding screen drum 52 is slidably installed on the sliding frame 51.

[0033] The shaking mechanism 06 includes a rotating disk 61, an eccentric shaft 62, a connecting rod 63 and a third motor 64. The rotating disk 61 is rotatably mounted on the bottom end of the sliding frame 51, the eccentric shaft 62 is eccentrically mounted on the rotating disk 61, one end of the connecting rod 63 is rotatably mounted on the eccentric shaft 62, and the other end of the connecting rod 63 is rotatably mounted on the sliding screen drum 52. The third motor 64 is mounted on the side wall of the sliding frame 51, and the output end of the third motor 64 is connected to the rotating disk 61;

[0034] The PLA resin sheet is transported by the conveying mechanism 01, the heat exchange mechanism 02 slides inside the conveying mechanism 01, the cooling mechanism 03 assists the heat exchange mechanism 02 in cooling the conveying mechanism 01, and the rate at which the PLA resin sheet absorbs moisture is reduced; the circulation mechanism 04 increases the air flow rate of the conveying mechanism 01, and reduces the moisture absorption of the PLA resin sheet; the turntable 61 is driven to rotate by turning on the third motor 64, and the eccentric shaft 62 is driven to rotate eccentrically; the sliding screen drum 52 is driven to slide back and forth on the sliding frame 51 by the connecting rod 63, and the damp and agglomerated PLA resin sheets are screened by the sliding frame 51, thereby improving the conveying quality and screening efficiency.

[0035] like Figures 1 to 5 As shown, the utility model is a conveying device for processing polylactic acid resin sheets. When working, the polylactic acid resin sheets are conveyed by opening the moisture-proof cylinder 11. First, water is added to the cooling box 31. The water in the cooling box 31 is cooled by opening the compressor refrigerator 32. Then, the water in the cooling box 31 is allowed to enter the heat exchange tube 22 through the water inlet pipe 34 by opening the water pump 33. The heat exchange between the heat exchange tube 22 and the moisture-proof cylinder 11 is used to cool the temperature in the moisture-proof cylinder 11, thereby reducing the rate at which the polylactic acid resin sheets absorb moisture. The water returns to the cooling box 31 through the return pipe 35, and the ventilation motor 44 is turned on to drive the fan blades 43 to rotate, thereby adding outside air into the moisture-proof cylinder 11, thereby improving the air circulation in the moisture-proof cylinder 11 and reducing the moisture of the polylactic acid resin sheet. The third motor 64 is turned on to drive the turntable 61 to rotate, and then the eccentric shaft 62 is driven to rotate eccentrically, and the sliding screen cylinder 52 is driven by the connecting rod 63 to slide back and forth on the sliding frame 51, and the damp and agglomerated polylactic acid resin sheets are screened by the sliding frame 51, thereby improving the conveying quality and screening efficiency.

[0036] The conveyor belt 12, compressor refrigerator 32, water pump 33, ventilation motor 44 and third motor 64 of the utility model are purchased on the market. The technicians in this industry only need to install and operate them according to the accompanying instruction manuals, without the need for the technicians in this field to make creative efforts.

[0037] The main functions achieved by the utility model are: in the process of processing polylactic acid resin sheets, the possibility of polylactic acid resin sheets being dampened is reduced, and damp and agglomerated polylactic acid resin sheets can be screened to improve the quality of polylactic acid resin sheet transportation.

[0038] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A conveying device for processing polylactic acid resin sheets, comprising a conveying mechanism (01); characterized in that: It also includes a heat exchange mechanism (02), a cooling mechanism (03), a circulation mechanism (04), a screening mechanism (05) and a shaking mechanism (06), wherein the heat exchange mechanism (02) is mounted on the outer wall of the conveying mechanism (01), the cooling mechanism (03) is mounted on the heat exchange mechanism (02), the circulation mechanism (04) is mounted on the conveying mechanism (01), the screening mechanism (05) is mounted on the conveying mechanism (01), and the shaking mechanism (06) is mounted on the screening mechanism (05); The conveying mechanism (01) conveys the polylactic acid resin sheet, the heat exchange mechanism (02) slides inside the conveying mechanism (01), the cooling mechanism (03) assists the heat exchange mechanism (02) in cooling the inside of the conveying mechanism (01), the circulation mechanism (04) increases the air flow rate of the conveying mechanism (01), and the shaking mechanism (06) drives the screening mechanism (05) to screen the polylactic acid resin sheets that are damp and agglomerated in the polylactic acid resin sheets.

2. A conveying device for processing polylactic acid resin sheets as claimed in claim 1, characterized in that: The conveying mechanism (01) comprises a moisture-proof cylinder (11) and a conveyor belt (12); the moisture-proof cylinder (11) is provided with a mounting opening; the conveyor belt (12) is mounted at the mounting opening of the moisture-proof cylinder (11); and the conveyor belt (12) is located inside the moisture-proof cylinder (11).

3. A conveying device for processing polylactic acid resin sheets as claimed in claim 2, characterized in that: The heat exchange mechanism (02) comprises a heat exchange layer (21) and a heat exchange tube (22); the heat exchange layer (21) is installed on the outer wall of the moisture-proof tube (11); the heat exchange tube (22) is installed inside the heat exchange layer (21); and the heat exchange tube (22) is spirally installed on the outer wall of the moisture-proof tube (11).

4. A conveying device for processing polylactic acid resin sheets as claimed in claim 3, characterized in that: The cooling mechanism (03) comprises a cooling box (31), a compressor refrigerator (32), a water pump (33), a water inlet pipe (34) and a water return pipe (35); the cooling box (31) is installed on the outer wall of the heat exchange layer (21); a chamber is arranged in the cooling box (31); the compressor refrigerator (32) is installed in the cooling box (31); the water pump (33) is installed on the outer wall of the cooling box (31); the water inlet pipe (34) connects the water pump (33) and one end of the heat exchange pipe (22); and the water return pipe (35) connects the cooling box (31) and the other end of the heat exchange pipe (22).

5. A conveying device for processing polylactic acid resin sheets as claimed in claim 2, characterized in that: The circulation mechanism (04) comprises an air inlet tube (41), a bracket (42), a fan blade (43) and a ventilation motor (44); the air inlet tube (41) is mounted on the side wall of the moisture-proof tube (11); the bracket (42) is mounted in the air inlet tube (41); the fan blade (43) is rotatably mounted on the bracket (42); the ventilation motor (44) is mounted on the bracket (42); and the output end of the ventilation motor (44) is connected to the fan blade (43).

6. A conveying device for processing polylactic acid resin sheets as claimed in claim 2, characterized in that: The screening mechanism (05) comprises a sliding frame (51) and a sliding screen cylinder (52). The sliding frame (51) is mounted on the side wall of the moisture-proof cylinder (11), and the sliding screen cylinder (52) is slidably mounted on the sliding frame (51).

7. A conveying device for processing polylactic acid resin sheets as claimed in claim 6, characterized in that: The shaking mechanism (06) comprises a turntable (61), an eccentric shaft (62), a connecting rod (63) and a third motor (64); the turntable (61) is rotatably mounted on the bottom end of the sliding frame (51); the eccentric shaft (62) is eccentrically mounted on the turntable (61); one end of the connecting rod (63) is rotatably mounted on the eccentric shaft (62); the other end of the connecting rod (63) is rotatably mounted on the sliding screen drum (52); the third motor (64) is mounted on the side wall of the sliding frame (51); and the output end of the third motor (64) is connected to the turntable (61).

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