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CN-121973421-A - Equipment and method for preparing slide by recycling waste plastics

CN121973421ACN 121973421 ACN121973421 ACN 121973421ACN-121973421-A

Abstract

The invention belongs to the technical field of plastic recycling and processing, in particular to equipment and a method for preparing a slide by recycling waste plastic, which comprise an extruder arranged on a frame, wherein a cutting knife is arranged on the frame through a mounting frame, a conveyor belt is arranged on the frame, a cooling groove is arranged below the frame, elastic plates are symmetrically arranged on the conveyor belt, the conveyor belt is obliquely arranged, a protection plate is arranged on a mounting plate, a water spraying nozzle is arranged on the protection plate, a heat pipe is arranged in the conveyor belt, a collecting groove is arranged between the conveyor belt and the cooling groove, and cooling water collected in the collecting groove is recycled from the water spraying nozzle.

Inventors

  • LU LEI
  • LU GAOFEI

Assignees

  • 浙江麦多乐游乐设备有限公司

Dates

Publication Date
20260505
Application Date
20260326

Claims (8)

  1. 1. The equipment for preparing the slide by recycling the waste plastics comprises an extruder (11) arranged on a frame (1), wherein a hopper (12) is arranged on the extruder (11), and a discharging die is arranged on one side of the extruder (11); The plastic product cutting machine is characterized in that a mounting frame (3) is arranged on the frame (1), an air cylinder (311) and a cutting knife are arranged on the mounting frame (3), and the air cylinder (311) drives the cutting knife to cut and separate the plastic product; The plastic product conveying device is characterized in that a mounting plate (2) is mounted on the frame (1), a conveying belt (22) driven by a motor (21) is mounted on the mounting plate (2), a cooling groove (5) is mounted below the frame (1), a collecting frame (51) is mounted in the cooling groove (5), and the conveying belt (22) conveys the plastic product into the cooling groove (5); Elastic plates (25) are symmetrically arranged on the conveyor belt (22), the conveyor belt (22) is obliquely arranged towards the direction of the cooling groove (5), a protection plate (4) is arranged on the mounting plate (2), the protection plate (4) is positioned above the conveyor belt (22), and a water spraying nozzle is arranged on the protection plate (4); the heat pipe is arranged in the conveyor belt (22), a collecting tank is arranged between the conveyor belt (22) and the cooling tank (5), and the cooling water collected in the collecting tank is recycled from the water spraying nozzle.
  2. 2. The device for recycling waste plastics to prepare the slide according to claim 1, wherein the cutting knife comprises a movable knife (312) and a fixed knife (321), the fixed knife (321) is arranged at the lower end of the mounting frame (3) through a fixed block (32), a separation cavity (324) is arranged in the fixed block (32), a lower spraying hole (325) is arranged on the surface of the fixed block (32), the separation cavity (324) is communicated with the lower spraying hole (325), and the outlet of the lower spraying hole (325) faces the surface of the fixed knife (321); the movable block (31) is arranged on the air cylinder (311), the movable knife (312) is arranged on the air cylinder (311) through the movable block (31), a cavity is also formed in the movable block (31), an upper spraying hole (313) is formed in the lower surface of the movable block (31), the cavity is communicated with the upper spraying hole (313), and the outlet of the upper spraying hole (313) faces the surface of the movable knife (312); the separating cavity (324) in the fixed block (32) and the cavity in the movable block (31) are connected to an external water source through a water pipe, and water on the surface of the cutting knife can slide onto the conveying belt (22).
  3. 3. The equipment for preparing the slide by recycling the waste plastics, as set forth in claim 2, is characterized in that a contact layer (23) is arranged on the surface of the conveyor belt (22), grid holes are formed on the surface of the contact layer (23), a gap exists between the contact layer (23) and the surface of the conveyor belt (22), and a polytetrafluoroethylene coating is covered on the surface of the contact layer (23); the length direction of the grid holes is the same as the length direction of the conveyor belt (22).
  4. 4. The equipment for preparing the slide by recycling the waste plastic according to claim 3, wherein the sponge blocks (322) are symmetrically arranged on the lower surface of the fixed block (32), the sponge blocks (322) are positioned in a gap between the fixed block (32) and the conveyor belt (22), the spray head blocks (323) are arranged on the fixed block (32), the spray head blocks (323) are positioned between the sponge blocks (322), a cavity is formed in the fixed block (32), and the cavity and the spray head blocks (323) are mutually communicated; The cavity in the fixed block (32) is also connected to an external water source through a water pipe.
  5. 5. The apparatus for preparing a slide board by recycling waste plastic according to claim 4, wherein the conveyor belt (22) is provided with an arc-shaped plate (24), the arc-shaped plate (24) has elasticity, and the arc-shaped plate (24) is positioned in a gap between the contact layer (23) and the surface of the conveyor belt (22).
  6. 6. The equipment for preparing the slide by recycling waste plastics according to claim 2, wherein the mounting frame (3) is symmetrically provided with telescopic rods (315), and the movable knife (312) is positioned between the telescopic rods (315); an elastic scraping blade is arranged at the lower end of the telescopic rod (315), and the elastic scraping blade is in contact with the surface of the movable knife (312).
  7. 7. The equipment for preparing the slide by recycling the waste plastics according to claim 1, wherein a shielding curtain is arranged at one end of the protection plate (4) close to the cooling groove (5), and a water spraying nozzle in the protection plate (4) is obliquely arranged towards the direction of the cooling groove (5); the cooling tank (5) is connected to an external water source through a water inlet and a water outlet, and the external water source led in by the water inlet can impact the bottom of the collecting frame (51) from bottom to top.
  8. 8. A method for preparing a slide by recycling waste plastics is characterized in that the method is suitable for equipment for preparing a slide by recycling waste plastics according to any one of claims 1-7, and comprises the following steps: s1, crushing, cleaning and sorting the recycled waste plastics of the same material to obtain waste plastic particles with the same specification; s2, replacing a corresponding discharging die on the extruder (11) according to the shape of the slide part to be prepared; s3, adding the waste plastic particles obtained in the step S1 into a hopper (12) on an extruder (11), and producing slide parts through a discharge die with a corresponding shape on the extruder (11); S4, cutting and separating the plastic product extruded in the step S3 and corresponding to the shape of the slide part, and conveying the plastic product into a cooling groove (5) for cooling; S5, deburring and trimming the slide component cooled in the step S4, mutually assembling plastic products with corresponding shapes, and obtaining the finished plastic slide after the assembled products are inspected to be qualified.

Description

Equipment and method for preparing slide by recycling waste plastics Technical Field The invention belongs to the technical field of plastic recycling and processing, and particularly relates to equipment and a method for preparing a slide by recycling waste plastics. Background The recycling and recycling development of the waste plastics are derived from the deep knowledge of the environment and resources, the reduction of the pollution of the waste plastics to the environment and the waste of the resources is a survival mode, and is a great thing which is beneficial to the nation and the people, the regeneration treatment of the waste plastics is realized by firstly cleaning and drying the waste plastics, then melting and plasticizing the waste plastics by an extruder, extruding the waste plastics into strips, cooling the strips by a cooling device, finally cutting the strips into particles by a granulator, and further processing the particles into various plastic products by the processes of blow molding, injection molding, calendaring, extrusion and the like; When producing plastic products, the plastic extruder can cut the products one by one, but because the plastic products have certain viscosity when just being produced, the plastic products are easy to adhere to the cutters and draw wires when being cut, the deformation phenomenon of the plastic products is caused, the quality and normal use of the plastic products are affected, and after the plastic products are produced, the cooling speed is relatively low, the cooling efficiency is low, and the production efficiency of the whole plastic products is easy to be reduced. Disclosure of Invention In order to make up the deficiency of the prior art, the plastic product is cooled for many times to harden the surface of the plastic product, and the plastic product is matched with cooling flushing of cooling water to a cutter to avoid adhesion wire drawing during cutting and water layer on a conveyor belt to avoid adhesion between the plastic product and the conveyor belt. The technical scheme adopted for solving the technical problems is that the equipment for preparing the slide by recycling the waste plastics comprises an extruder arranged on a frame, wherein a hopper is arranged on the extruder, and a discharging die is arranged on one side of the extruder; The frame is provided with a mounting frame, the mounting frame is provided with an air cylinder and a cutting knife, and the air cylinder drives the cutting knife to cut and separate plastic products; The machine frame is provided with a mounting plate, a conveyor belt driven by a motor is arranged on the mounting plate, a cooling groove is arranged below the machine frame, a collecting frame is arranged in the cooling groove, and the conveyor belt conveys plastic products into the cooling groove; Elastic plates are symmetrically arranged on the conveyor belt, the conveyor belt is obliquely arranged towards the direction of the cooling groove, a protection plate is arranged on the mounting plate, the protection plate is positioned above the conveyor belt, and a water spraying nozzle is arranged on the protection plate; The heat pipe is arranged in the conveyor belt, the collecting tank is arranged between the conveyor belt and the cooling tank, and the cooling water collected in the collecting tank is recycled from the water spraying nozzle. Preferably, the cutting knife comprises a movable knife and a fixed knife, the fixed knife is arranged at the lower end of the mounting frame through a fixed block, a separation cavity is formed in the fixed block, a lower spraying hole is formed in the surface of the fixed block, the separation cavity is communicated with the lower spraying hole, and an outlet of the lower spraying hole faces to the surface of the fixed knife; The movable block is arranged on the air cylinder, the movable knife is arranged on the air cylinder through the movable block, a cavity is also formed in the movable block, an upper spraying hole is formed in the lower surface of the movable block, the cavity is communicated with the upper spraying hole, and the outlet of the upper spraying hole faces the surface of the movable knife; the separating cavity in the fixed block and the cavity in the movable block are connected to an external water source through a water pipe, and water on the surface of the cutting knife can slide onto the conveying belt. Preferably, a contact layer is arranged on the surface of the conveyor belt, grid holes are formed in the surface of the contact layer, a gap exists between the contact layer and the surface of the conveyor belt, and a polytetrafluoroethylene coating is covered on the surface of the contact layer; the length direction of the grid holes is the same as the length direction of the conveyor belt. Preferably, sponge blocks are symmetrically arranged on the lower surface of the fixed block, the sponge blocks are positioned in a gap between t