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CN-224210487-U - Polypropylene extruder for flexible freight bag preparation

CN224210487UCN 224210487 UCN224210487 UCN 224210487UCN-224210487-U

Abstract

The utility model relates to a polypropylene extruder for preparing flexible freight bags, which comprises a workbench, an extruder main body, a feed hopper and a lifting mechanism, wherein one side of the lifting mechanism is provided with a feeding mechanism, the feeding mechanism comprises a mounting frame, a rotating plate and a discharging box, a rotating shaft is rotatably arranged between the mounting frames, two connecting plates are fixedly arranged on the lower side of the rotating plate, the connecting plates are fixedly connected with the rotating shaft, a gear is fixedly arranged in the middle of the rotating shaft, an electric telescopic rod is fixedly arranged at the bottom of the inner wall of the mounting frame, a tooth plate is fixedly arranged at the output end of the electric telescopic rod, and the tooth plate is meshed with the gear. According to the utility model, through the lifting mechanism and the feeding mechanism, when raw materials are fed, the raw materials can be automatically fed into the feed hopper, so that the extruder is more convenient and faster to feed, occupies smaller space, and reduces the space occupation of a production workshop, thereby improving the practicability and convenience of the extruder in use.

Inventors

  • GU PING
  • GU LIN
  • YANG JINBAO
  • YOU WENJUN
  • GU XINHUA

Assignees

  • 吴忠市东星塑料制品有限公司

Dates

Publication Date
20260508
Application Date
20250320

Claims (7)

  1. 1. The utility model provides a polypropylene extruder for flexible freight bag preparation, its characterized in that, including workstation (1), extruder main part (2), feeder hopper (3) and elevating system (4), elevating system (4) one side is provided with feeding mechanism (5), feeding mechanism (5) are including installing frame (12), rotor plate (18) and blowing case (20), install rotation axis (15) between installing frame (12), rotor plate (18) downside fixed mounting has two connecting plates (17), connecting plate (17) with axis of rotation (15) fixed connection, axis of rotation (15) mid-mounting has gear (16), install frame (12) inner wall bottom fixed mounting have electric telescopic handle (13), electric telescopic handle (13) output fixed mounting has tooth toothed plate (14), tooth toothed plate (14) with gear (16) mesh, blowing case (20) fixed mounting is in rotor plate (18) upside.
  2. 2. The polypropylene extruder for preparing flexible freight bags according to claim 1, wherein two support pads (19) are fixedly arranged on the lower side of the rotating plate (18), and the two support pads (19) are attached to the upper side of the mounting frame (12).
  3. 3. The polypropylene extruder for preparing flexible freight bags according to claim 1, wherein the lifting mechanism (4) comprises a U-shaped supporting frame (6), a threaded rod (8) and a driving motor (9), the U-shaped supporting frame (6) is fixedly installed on one side of the workbench (1), sliding grooves (7) are formed in two sides of the inner wall of the U-shaped supporting frame (6), the threaded rod (8) is rotatably installed in one of the sliding grooves (7), the driving motor (9) is fixedly installed on the upper side of the U-shaped supporting frame (6), the output end of the driving motor (9) is fixedly connected with one end of the threaded rod (8), and a threaded slider (11) is installed on the periphery of the threaded rod (8).
  4. 4. A polypropylene extruder for producing flexible freight bags according to claim 3, wherein a guide slide bar (10) is fixedly installed in the other slide groove (7), a guide slide block (24) is slidably installed in the slide groove (7), and the guide slide block (24) is slidably connected with the guide slide bar (10).
  5. 5. The polypropylene extruder for preparing flexible freight bags according to claim 4, wherein the mounting frame (12) is located between the U-shaped supporting frames (6), and the threaded sliding block (11) and the guiding sliding block (24) are fixedly connected with two sides of the mounting frame (12) respectively.
  6. 6. The polypropylene extruder for preparing flexible freight bags according to claim 1, wherein the extruder main body (2) is arranged on the upper side of the workbench (1), the feed hopper (3) is arranged on the upper side of the extruder main body (2), the upper side of the feed hopper (3) is provided with a material guide plate (25), and the material guide plate (25) corresponds to the material discharge box (20).
  7. 7. The polypropylene extruder for preparing flexible freight bags according to claim 6, wherein a discharge port (21) is arranged on one side of the discharge tank (20), an extrusion die (22) is arranged on one side of the discharge port (21), and a fixing bolt (23) is arranged between the extrusion die (22) and the discharge port (21).

Description

Polypropylene extruder for flexible freight bag preparation Technical Field The utility model relates to the technical field of flexible freight bag preparation, in particular to a polypropylene extruder for flexible freight bag preparation. Background The flexible transport packaging container has the advantages of moisture resistance, dust resistance, radiation resistance, firmness and safety, and has enough strength structurally, and the flexible transport packaging container is convenient to assemble, disassemble and transport, so that the assembling and disassembling efficiency is obviously improved, and the flexible transport packaging container has very fast development in recent years. The flexible freight bag is generally woven by using polyester fibers such as polypropylene, polyethylene and the like; At present, the common flexible freight bag production process comprises the following steps of raw material, a plastic wire drawing machine, a winding machine, a circular weaving machine, a compound machine, a printing machine, a bag cutting machine bag placing frame, a bag sewing machine, a packing machine and delivery, wherein the raw material enters an extruder and is subjected to external heating at 190-250 ℃ and mutual shearing of a screw rod and a machine barrel, the raw material is extruded quantitatively and under constant pressure under the condition of almost complete plasticization, and is formed into a molten film, enters cooling water, and finally enters wire drawing equipment to form flat wires after being cooled. When the existing extruder is in actual use, the following defects exist: The existing extruder needs to be added manually when adding raw materials, but because the height of the extruder is generally higher, and the charging hole is generally formed in the top of the extruder, manual charging is time-consuming and labor-consuming, and has a certain safety risk, and a conveyor belt is used, so that occupied space is larger, and the arrangement of a production workshop is not facilitated. Disclosure of utility model Aiming at the technical problems that in the prior art, when raw materials are added, the existing extruder needs to be added manually, but because the height of the extruder is generally higher, and a charging port is generally arranged at the top of the extruder, manual charging is time-consuming and labor-consuming and has a certain safety risk, and a conveyor belt is used, the occupied space is larger, and the arrangement of a production workshop is not facilitated, the utility model provides the polypropylene extruder for the flexible freight bag preparation. The technical scheme includes that the polypropylene extruder for preparing the flexible freight bags comprises a workbench, an extruder main body, a feed hopper and a lifting mechanism, wherein a feeding mechanism is arranged on one side of the lifting mechanism and comprises mounting frames, rotating plates and a discharging box, a rotating shaft is rotatably arranged between the mounting frames, two connecting plates are fixedly arranged on the lower sides of the rotating plates, the connecting plates are fixedly connected with the rotating shaft, a gear is fixedly arranged in the middle of the rotating shaft, an electric telescopic rod is fixedly arranged at the bottom of the inner wall of the mounting frame, a tooth plate is fixedly arranged at the output end of the electric telescopic rod, the tooth plate is meshed with the gear, and the discharging box is fixedly arranged on the upper side of the rotating plate. Further, two support pads are fixedly arranged on the lower side of the rotating plate, and the two support pads are attached to the upper side of the mounting frame. Further, elevating system includes U type support frame, threaded rod and driving motor, U type support frame fixed mounting is in workstation one side, the spout has all been seted up to U type support frame inner wall both sides, the threaded rod rotates to be installed in one of them in the spout, driving motor fixed mounting is in U type support frame upside, the driving motor output with threaded rod one end fixed connection, threaded slider is installed to threaded rod week side screw thread. Further, a guide sliding rod is fixedly arranged in the other sliding groove, a guide sliding block is arranged in the sliding groove in a sliding manner, and the guide sliding block is in sliding connection with the guide sliding rod. Further, the installing frame is located between the U-shaped supporting frames, and the threaded sliding blocks and the guide sliding blocks are fixedly connected with two sides of the installing frame respectively. Further, the extruder main body is arranged on the upper side of the workbench, the feeding hopper is arranged on the upper side of the extruder main body, and the upper side of the feeding hopper is provided with a material guide plate which corresponds to the discharging box. Further,