Pipeline extrusion molding equipment

Abstract

The utility model provides pipeline extrusion molding equipment which comprises an extrusion molding barrel and a supporting platform, the extrusion molding barrel is installed on the supporting platform through a connecting base, a feeding port is formed in the top of one end of the extrusion molding barrel, a discharging port is formed in the other end of the extrusion molding barrel, and the pipeline extrusion molding equipment further comprises a mixing assembly, a feeding assembly, a driving assembly and a heating assembly. The bottom of the mixing component is connected with a feeding hole of the extrusion cylinder; the feeding assembly is mounted in the extrusion molding cylinder; the driving assembly is installed on the supporting platform, and the output end of the driving assembly is connected with the feeding assembly. And the heating assembly is mounted on the extrusion molding cylinder. Raw materials are heated through the second heating plate and the heating pipe, so that the raw materials in the extrusion cylinder are uniformly heated, and the quality problems of product cracking and the like caused by temperature difference are avoided; the mixing assembly can heat and stir the raw materials, so that the raw materials are fully mixed, caking caused by insufficient mixing is avoided, and the product quality is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline extrusion molding, in particular to a pipeline extrusion molding device. Background Art

[0002] The announcement number CN218505185U previously applied by our company discloses an extrusion equipment with a combined heating structure. The key points of its technical solution are: an extrusion equipment with a combined heating structure and improving the strength and toughness of double-walled corrugated pipes, including an extrusion barrel arranged in the extrusion equipment, an extrusion screw arranged in the extrusion barrel, and a combined heating component for heating the extrusion barrel on the outer wall of the extrusion barrel, and the combined heating component includes several groups of heating plates arranged in sequence, the heating plates are arranged along the axial direction of the extrusion screw, and the circuits between the several groups of heating plates are arranged in parallel. The utility model realizes the problem of segmented local control of the heating of the extrusion barrel, promotes the full melting of injection molding particles and masterbatches, and improves the strength and toughness of the double-walled corrugated pipe after injection molding.

[0003] In the above scheme, during the use of the extrusion equipment, a combined heating assembly is provided on the outer wall of the extrusion cylinder. There is a certain temperature difference between the material located at the center of the extrusion cylinder and the material on the outer wall. The inconsistent material temperature will affect the quality of the product after extrusion molding, especially some products with high quality and performance requirements. Therefore, it is necessary to provide a pipeline extrusion molding equipment to solve the shortcomings of the prior art. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings in the prior art and provide a pipe extrusion molding device.

[0005] The technical solution adopted by the utility model to solve its technical problems is:

[0006] A pipe extrusion molding device comprises an extrusion cylinder and a support platform, wherein the extrusion cylinder is mounted on the support platform through a connecting seat, a feed port is arranged at the top of one end of the extrusion cylinder, and a discharge port is arranged at the other end of the extrusion cylinder, and further comprises:

[0007] A mixing component, the bottom of which is connected to the feeding port of the extrusion barrel, and the mixing component is used for pre-processing of raw materials;

[0008] A feeding assembly is installed in the extrusion cylinder and can push the raw material from one end of the extrusion cylinder to the other end;

[0009] A driving assembly, which is mounted on the supporting platform, an output end of the driving assembly is connected to the feeding assembly, and the driving assembly provides power for the feeding assembly;

[0010] A heating component is installed on the extrusion barrel, and the heating component heats the raw materials in the extrusion barrel.

[0011] The utility model is further configured that the mixing component comprises:

[0012] A mixing barrel, the mixing barrel having a containing space, a feeding port being arranged at the upper part of the mixing barrel, a discharge port being arranged at the bottom of the mixing barrel, and the discharge port being connected to the feeding port;

[0013] A mixing motor, which is mounted on the top of the mixing barrel;

[0014] A stirring shaft, the top of which is connected to the output end of the mixing motor;

[0015] A stirring blade is installed at the bottom of the stirring shaft, and the stirring blade stirs the raw materials in the mixing barrel;

[0016] The first heating plate is installed on the mixing barrel, and the first heating plate heats the raw materials in the mixing barrel.

[0017] The utility model is further configured that the feeding assembly comprises:

[0018] A feeding shaft, which is installed in the extrusion barrel, one end of which passes through the extrusion barrel and is connected to the driving assembly, and the feeding shaft is arranged parallel to the extrusion barrel;

[0019] A feeding paddle is spirally arranged on the feeding shaft, and the feeding paddle stirs and pushes the raw materials in the extrusion barrel.

[0020] The utility model is further configured that the driving assembly comprises:

[0021] A driving motor, which is mounted on the supporting platform via a connecting seat;

[0022] A reducer, the input end of which is connected to the output end of the drive motor, and the reducer is installed on the supporting platform through a connecting seat.

[0023] The utility model is further configured that the heating component comprises:

[0024] A second heating plate, which is mounted on the extrusion cylinder and heats the raw materials in the extrusion cylinder;

[0025] A heating tube is installed in the inner cavity of the feeding shaft, and the heating tube heats the raw materials in the extrusion cylinder.

[0026] The utility model is further configured such that the discharge port is larger at the top and smaller at the bottom, presenting an inverted cone shape, the top of the discharge port is consistent in size with the mixing barrel, and the bottom of the discharge head is consistent in size with the feed port.

[0027] The utility model is further configured that a cooling component is provided at the outlet end of the extrusion cylinder, the cooling component is installed on the supporting platform through a connecting seat, and the cooling component cools the raw materials in the extrusion cylinder.

[0028] The utility model is further configured that the oblique diameter section of the extrusion cylinder is provided with a heat preservation component, the heat preservation component is connected with the cooling component, and the heat preservation component is used to keep the raw materials in the extrusion cylinder warm.

[0029] In summary, the utility model has the following beneficial effects:

[0030] 1. The utility model heats the raw materials through the second heating plate and the heating tube, so that the raw materials in the extrusion cylinder are evenly heated, avoiding quality problems such as product cracking caused by temperature difference.

[0031] 2. The utility model is provided with a mixing component, which can pre-treat the raw materials by heating and stirring, so that the raw materials are fully mixed, avoiding agglomeration caused by insufficient mixing, and improving product quality.

[0032] 3. The utility model is provided with a cooling component, which can cool the extrusion cylinder during pipe extrusion, so as to protect the extrusion cylinder and prolong its service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 It is a structural schematic diagram of the utility model.

[0034] Figure 2 This utility model Figure 1 A is an enlarged view of the middle image.

[0035] In the figure, 1. extrusion cylinder, 11. feed port, 12. discharge port, 2. support platform, 21. connecting seat, 31. mixing cylinder, 311. feeding port, 312. discharge port, 32. mixing motor, 33. stirring shaft, 34. stirring paddle, 35. first heating plate, 41. feeding shaft, 42. feeding paddle, 51. driving motor, 52. reducer, 61. second heating plate, 62. heating tube, 7. cooling component, 8. insulation component. DETAILED DESCRIPTION

[0036] In order to make the purpose, technical scheme and advantages of the embodiment of the utility model clearer, the technical scheme in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. The components of the embodiment of the utility model generally described and shown in the drawings here can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiment of the utility model provided in the drawings is not intended to limit the scope of the utility model claimed for protection, but merely represents the selected embodiment of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model.

[0037] Embodiment 1:

[0038] In this embodiment, if Figure 1-2 As shown, the utility model proposes a pipeline extrusion molding equipment, including an extrusion cylinder 1 and a supporting platform 2, the extrusion cylinder is installed on the supporting platform through a connecting seat 21, a feed port 11 is provided at the top of one end of the extrusion cylinder, and a discharge port 12 is provided at the other end of the extrusion cylinder, and also includes a mixing component, a feeding component, a driving component and a heating component, the bottom of the mixing component is connected to the feed port of the extrusion cylinder, and the mixing component is used for pre-processing of raw materials; the feeding component is installed in the extrusion cylinder, and the feeding component can push the raw materials from one end of the extrusion cylinder to the other end; the driving component is installed on the supporting platform, and the output end of the driving component is connected to the feeding component, and the driving component provides power for the feeding component; the heating component is installed on the extrusion cylinder, and the heating component heats the raw materials in the extrusion cylinder.

[0039] In this embodiment, it is further configured that the mixing component includes a mixing barrel 31, a mixing motor 32, a stirring shaft 33, a stirring paddle 34 and a first heating plate 35, the mixing barrel has a accommodating space, a feeding port 311 is provided on the upper part of the mixing barrel, a pair of feeding ports are provided, a discharge port 312 is provided at the bottom of the mixing barrel, and the discharge port is connected to the feeding port; the mixing motor is installed on the top of the mixing barrel; the top of the stirring shaft is connected to the output end of the mixing motor; the stirring paddle is installed at the bottom of the stirring shaft, and the stirring paddle stirs the raw materials in the mixing barrel; the first heating plate is installed on the mixing barrel, and the first heating plate heats the raw materials in the mixing barrel, and the first heating plate is composed of multiple heating plates.

[0040] In this embodiment, it is further configured that the feeding assembly includes a feeding shaft 41 and a feeding paddle 42, the feeding shaft is installed in the extrusion barrel, one end of the feeding shaft passes through the extrusion barrel and is connected to the driving assembly, and the feeding shaft is arranged parallel to the extrusion barrel; the feeding paddle is spirally arranged on the feeding shaft, and the feeding paddle stirs and pushes the raw materials in the extrusion barrel.

[0041] In this embodiment, it is further configured that the driving component includes a driving motor 51 and a reducer 52, the driving motor is installed on the support platform through a connecting seat; the reducer input end is connected to the driving motor output end, the reducer is installed on the support platform through the connecting seat, and the reducer output end is connected to the feeding shaft.

[0042] In this embodiment, it is further configured that the heating component includes a second heating plate 61 and a heating tube 62. The second heating plate is installed on the extrusion cylinder, and the second heating plate heats the raw materials at the inner and outer edges of the extrusion cylinder. The second heating plate is composed of multiple heating plates; the heating tube is installed in the inner cavity of the feeding shaft, and the heating tube heats the raw materials at the center of the extrusion cylinder.

[0043] In this embodiment, it is further configured that the discharge port is larger at the top and smaller at the bottom, forming an inverted cone shape, the top of the discharge port is consistent in size with the mixing barrel, and the bottom of the discharge head is consistent in size with the feed port.

[0044] Embodiment 2:

[0045] In this embodiment, if Figure 1 As shown, a cooling assembly 7 is provided at the outlet end of the extrusion barrel, and the cooling assembly is installed on the supporting platform through a connecting seat. The cooling assembly cools the raw materials in the extrusion barrel. The cooling method of the cooling assembly is circulating water cooling. This technology is existing technology and will not be described here.

[0046] In the present embodiment, a further configuration is provided that the oblique diameter section of the extrusion cylinder is provided with a heat preservation component 8, the heat preservation component is connected to the cooling component, and the heat preservation component is used to keep the raw materials in the extrusion cylinder warm.

[0047] The working principle of the pipe extrusion molding equipment is that the staff inputs the raw materials from the feeding port into the mixing barrel. After the raw materials are pre-treated by stirring and heating in the mixing barrel, they are input into the extrusion barrel through the discharge port and the feed port. The feed shaft and the feed paddle are driven by the driving motor to stir and transport the raw materials in the mixing barrel from one end of the feed port to one end of the discharge port. During the transportation process, the raw materials are synchronously heated by the second heating plate and the heating tube, and the raw materials are cooled by the cooling component at the discharge port.

[0048] In the description of the present utility model, it should be noted that when terms such as "upper", "lower", "inner", "outer", "left", "right" and the like indicating orientation or positional relationship appear, it should be understood that the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the utility model product is usually placed when in use, or the orientation or positional relationship commonly understood by those skilled in the art, is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the equipment or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, when terms such as "first" and "second" appear, they are only used to distinguish the description, and cannot be understood as indicating or implying relative importance. In the description of the present utility model, it should also be noted that, unless otherwise clearly specified and limited, terms such as "installation", "setting", and "connection" should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal connection of two elements. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

Claims

1. A pipe extrusion molding device, comprising an extrusion cylinder and a support platform, wherein the extrusion cylinder is mounted on the support platform through a connecting seat, a feed port is provided at the top of one end of the extrusion cylinder, and a discharge port is provided at the other end of the extrusion cylinder, characterized in that: Also includes: A mixing component, the bottom of which is connected to the feeding port of the extrusion barrel, and the mixing component is used for pre-processing of raw materials; A feeding assembly is installed in the extrusion cylinder and can push the raw material from one end of the extrusion cylinder to the other end; A driving assembly, which is mounted on the supporting platform, an output end of the driving assembly is connected to the feeding assembly, and the driving assembly provides power for the feeding assembly; A heating component is installed on the extrusion barrel, and the heating component heats the raw materials in the extrusion barrel.

2. A pipe extrusion molding device according to claim 1, characterized in that: The mixing components include: A mixing barrel, the mixing barrel having a containing space, a feeding port being arranged at the upper part of the mixing barrel, a discharge port being arranged at the bottom of the mixing barrel, and the discharge port being connected to the feeding port; A mixing motor, which is mounted on the top of the mixing barrel; A stirring shaft, the top of which is connected to the output end of the mixing motor; A stirring blade is installed at the bottom of the stirring shaft, and the stirring blade stirs the raw materials in the mixing barrel; The first heating plate is installed on the mixing barrel, and the first heating plate heats the raw materials in the mixing barrel.

3. A pipe extrusion molding device according to claim 1, characterized in that: The feeding assembly includes: A feeding shaft, which is installed in the extrusion barrel, one end of which passes through the extrusion barrel and is connected to the driving assembly, and the feeding shaft is arranged parallel to the extrusion barrel; A feeding paddle is spirally arranged on the feeding shaft, and the feeding paddle stirs and pushes the raw materials in the extrusion barrel.

4. A pipe extrusion molding device according to claim 1, characterized in that: The drive components include: A driving motor, which is mounted on the supporting platform via a connecting seat; A reducer, the input end of which is connected to the output end of the drive motor, and the reducer is installed on the supporting platform through a connecting seat.

5. The pipe extrusion molding equipment according to claim 3, characterized in that: The heating assembly includes: A second heating plate, which is mounted on the extrusion cylinder and heats the raw materials in the extrusion cylinder; A heating tube is installed in the inner cavity of the feeding shaft, and the heating tube heats the raw materials in the extrusion cylinder.

6. A pipe extrusion molding device according to claim 2, characterized in that: The discharge port is larger at the top and smaller at the bottom, in an inverted cone shape. The top of the discharge port is the same size as the mixing barrel, and the bottom of the discharge head is the same size as the feed port.

7. The pipe extrusion molding equipment according to claim 1, characterized in that: A cooling component is provided at the outlet end of the extrusion cylinder. The cooling component is installed on the supporting platform through a connecting seat. The cooling component cools the raw materials in the extrusion cylinder.

8. The pipe extrusion molding equipment according to claim 1, characterized in that: The oblique diameter section of the extrusion cylinder is provided with a heat preservation component, which is connected with the cooling component and is used to keep the raw materials in the extrusion cylinder warm.

Images