Extrusion processing device for special-shaped PE (Poly Ethylene) thick-wall part

Abstract

The utility model relates to the technical field of extrusion processing devices, and discloses a special-shaped PE thick-wall part extrusion processing device which comprises an extruder main body and a special-shaped PE part extruded from the inside of the extruder main body, and a cooling water tank is arranged on one side of the extruder main body; the special-shaped PE part penetrates through the cooling water tank, an air cooling mechanism for moving out the special-shaped PE part is arranged at the discharging end of the cooling water tank, an exhaust part of the air cooling mechanism is located at the discharging position of the extruder body, and the air cooling mechanism is used for cooling the special-shaped PE part in advance. According to the extrusion processing device for the special-shaped PE thick-wall piece, the air cooling mechanism is arranged to precool the special-shaped PE piece, and although the special-shaped PE piece is cooled through the cooling water tank, the forming quality is improved.

Description

Technical Field

[0001] The utility model relates to the field of extrusion processing devices, in particular to an extrusion processing device for special-shaped PE thick-walled parts. Background Art

[0002] The special-shaped PE thick-walled parts extrusion processing device uses a single-screw or twin-screw extruder with a specially designed extrusion die to meet the production needs of special-shaped PE thick-walled parts.

[0003] After the production of special-shaped PE thick-walled parts is completed, water cooling is required for cooling and molding. However, direct water cooling will cause the temperature to change too quickly, thus affecting the molding quality.

[0004] In order to solve the above problems, the present application proposes a device for extruding and processing special-shaped PE thick-walled parts. Utility Model Content

[0005] (I) Purpose of the utility model

[0006] In order to solve the technical problems existing in the background technology, the utility model proposes a special-shaped PE thick-walled parts extrusion processing device. The utility model is provided with an air cooling mechanism to pre-cool the special-shaped PE parts, and the special-shaped PE parts are cooled by a cooling water tank to improve the molding quality.

[0007] (II) Technical solution

[0008] In order to solve the above problems, the utility model provides a device for extruding a special-shaped PE thick-walled part, comprising an extruder body and a special-shaped PE part extruded from the extruder body, wherein a cooling water tank is provided on one side of the extruder body;

[0009] The special-shaped PE parts pass through the cooling water trough, and an air cooling mechanism for removing the special-shaped PE parts is provided at the discharge end of the cooling water trough, and the exhaust part of the air cooling mechanism is located at the discharge of the extruder body. The air cooling mechanism is used to pre-cool the special-shaped PE parts.

[0010] Preferably, the air cooling mechanism includes an exhaust hopper, fan blades, a connecting pipe and a jet ring, the exhaust hopper is fixedly connected to the cooling water trough through a mounting rod, the fan blades are rotatably connected to the cooling water trough through a transmission rod, the transmission rod is transmission-connected to the special-shaped PE part, the exhaust hopper is fixedly connected to the jet ring through a connecting pipe, the jet ring is fixedly mounted on the extruder body, and the special-shaped PE part passes through the middle of the jet ring, and air holes are opened on the inner periphery of the jet ring.

[0011] Preferably, the jet ring comprises an outer ring and an inner ring shell rotatably sleeved with the outer ring, the outer ring is fixedly connected to the extruder body, the inner ring shell is provided with air holes, and the inner ring shell is connected to the exhaust end of the connecting pipe.

[0012] Preferably, a spoiler is fixedly mounted on the inner ring shell.

[0013] Preferably, the outer periphery of the transmission rod is fixedly sleeved with an anti-slip sleeve.

[0014] The above technical solution of the utility model has the following beneficial technical effects:

[0015] The special-shaped PE parts extruded from the extruder body enter the cooling water tank, driving the transmission rod to rotate, and the transmission rod drives the fan blades to rotate to supply air to the exhaust hopper. The wind inside the exhaust hopper enters the inside of the jet ring through the connecting pipe and blows to the special-shaped PE parts extruded from the extruder body to pre-cool the newly extruded special-shaped PE parts, and then enter the cooling water tank for cooling, avoiding the previous one-time cooling to increase the quality after molding. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model is a schematic structural diagram of a device for extruding and processing special-shaped PE thick-walled parts.

[0017] Figure 2 The utility model discloses a side sectional structural schematic diagram of an air jet ring in a device for extruding a special-shaped PE thick-walled part.

[0018] Figure 3 The utility model discloses a side cross-sectional structural diagram of the connection between the outer ring and the inner ring shell in a special-shaped PE thick-walled part extrusion processing device.

[0019] Figure numerals: 1. extruder body; 2. special-shaped PE part; 3. cooling water trough; 4. air cooling mechanism; 41. exhaust hopper; 42. fan blade; 43. connecting pipe; 44. jet ring; 441. outer ring; 442. inner ring shell; 45. transmission rod; 46. spoiler. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0021] like Figure 1-3 As shown, the utility model proposes a special-shaped PE thick-walled part extrusion processing device, comprising an extruder body 1 and a special-shaped PE part 2 extruded from the extruder body 1, and a cooling water tank 3 is provided on one side of the extruder body 1;

[0022] The special-shaped PE parts 2 pass through the cooling water trough 3. A wind cooling mechanism 4 for removing the special-shaped PE parts 2 is provided at the discharge end of the cooling water trough 3. The exhaust part of the wind cooling mechanism 4 is located at the discharge of the extruder body 1. The wind cooling mechanism 4 is used to pre-cool the special-shaped PE parts 2.

[0023] In an optional embodiment, the air cooling mechanism 4 includes an exhaust hopper 41, fan blades 42, a connecting pipe 43 and a jet ring 44. The exhaust hopper 41 is fixedly connected to the cooling water trough 3 through a mounting rod, the fan blades 42 are rotatably connected to the cooling water trough 3 through a transmission rod 45, the transmission rod 45 is transmission-connected to the special-shaped PE part 2, the exhaust hopper 41 is fixedly connected to the jet ring 44 through the connecting pipe 43, the jet ring 44 is fixedly mounted on the extruder body 1, and the special-shaped PE part 2 passes through the middle part of the jet ring 44, and the inner periphery of the jet ring 44 is provided with air holes.

[0024] It should be noted that receiving shells are installed at both ends of the cooling water tank 3 to hold the outflowing water.

[0025] In an optional embodiment, the jet ring 44 includes an outer ring 441 and an inner ring shell 442 rotatably connected to the outer ring 441, the outer ring 441 is fixedly connected to the extruder body 1, and the inner ring shell 442 is provided with air holes, and the inner ring shell 442 is connected to the exhaust end of the connecting pipe 43.

[0026] Furthermore, a spoiler 46 is fixedly mounted on the inner ring shell 442 .

[0027] It should be noted that the wind drawn by the fan blades 42 enters the interior of the inner ring shell 442 and acts on the spoiler 46, driving the inner ring shell 442 to rotate, thereby dynamically jetting air to increase the cooling effect on the special-shaped PE part 2.

[0028] In an optional embodiment, the outer periphery of the transmission rod 45 is fixedly sleeved with an anti-slip sleeve.

[0029] It should be noted that the anti-slip sleeve is provided with anti-slip grooves to increase the friction force of transmission with the special-shaped PE part 2 .

[0030] In the utility model, the special-shaped PE part 2 extruded by the extruder body 1 enters the interior of the cooling water trough 3, driving the transmission rod 45 to rotate, and the transmission rod 45 drives the fan blade 42 to rotate to supply air to the exhaust hopper 41. The wind inside the exhaust hopper 41 enters the interior of the jet ring 44 through the connecting pipe 43, and blows to the special-shaped PE part 2 extruded from the inside of the extruder body 1, so as to pre-cool the special-shaped PE part 2 just extruded, and then enters the cooling water trough 3 for cooling, avoiding the previous one-time cooling, so as to increase the quality after molding.

[0031] It should be understood that the above specific embodiments of the present invention are only used to illustrate or explain the principles of the present invention, and do not constitute a limitation on the present invention. Therefore, any modifications, equivalent substitutions, improvements, etc. made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. In addition, the claims attached to the present invention are intended to cover all changes and modifications that fall within the scope and boundaries of the attached claims, or the equivalent forms of such scope and boundaries.

Claims

1. A device for extruding a special-shaped PE thick-walled part, comprising an extruder body (1) and a special-shaped PE part (2) extruded from the extruder body (1), characterized in that: A cooling water tank (3) is provided on one side of the extruder body (1); The special-shaped PE part (2) passes through a cooling water trough (3), and an air cooling mechanism (4) for removing the special-shaped PE part (2) is provided at the discharge end of the cooling water trough (3), and the exhaust part of the air cooling mechanism (4) is located at the discharge end of the extruder body (1). The air cooling mechanism (4) is used to pre-cool the special-shaped PE part (2).

2. A device for extruding a special-shaped PE thick-walled part according to claim 1, characterized in that: The air cooling mechanism (4) comprises an exhaust hopper (41), a fan blade (42), a connecting pipe (43) and an air jet ring (44); the exhaust hopper (41) is fixedly connected to the cooling water trough (3) via a mounting rod; the fan blade (42) is rotationally connected to the cooling water trough (3) via a transmission rod (45); the transmission rod (45) is transmission-connected to the special-shaped PE part (2); the exhaust hopper (41) is fixedly connected to the air jet ring (44) via the connecting pipe (43); the air jet ring (44) is fixedly mounted on the extruder body (1); the special-shaped PE part (2) passes through the middle of the air jet ring (44); and air holes are opened on the inner circumference of the air jet ring (44).

3. A special-shaped PE thick-walled part extrusion processing device according to claim 2, characterized in that: The jet ring (44) comprises an outer ring (441) and an inner ring shell (442) rotatably sleeved with the outer ring (441); the outer ring (441) is fixedly connected to the extruder body (1); an air hole is opened on the inner ring shell (442); and the inner ring shell (442) is connected to the exhaust end of the connecting pipe (43).

4. A device for extruding a special-shaped PE thick-walled part according to claim 3, characterized in that: A spoiler (46) is fixedly mounted on the inner ring shell (442).

5. A device for extruding a special-shaped PE thick-walled part according to any one of claims 2 to 4, characterized in that: The outer periphery of the transmission rod (45) is fixedly sleeved with an anti-slip sleeve.

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