Extrusion device

Abstract

Provided is an extrusion device. The problems that a machine barrel of a conventional screw machine is not well supported, and heating and heat preservation cannot be well achieved, so that the temperature of melt is difficult to maintain are mainly solved. The device comprises a base, and is characterized by further comprising a power source arranged on the base and used for providing torque, a plurality of mounting plates vertically arranged on the base, and a machine barrel mounted on the mounting plates; the screw rod is arranged in the machine barrel and is connected with a power source; the heating pipe comprises two fixing heads and a pipe body used for being clamped on the outer wall of the machine barrel, the two fixing heads are connected through a fastener, a heating wire is arranged in the pipe body, and an opening used for a wire of the heating wire to stretch out is formed in the pipe body; the heat preservation cover is arranged on the base, one end of the heat preservation cover is connected with the mounting plate, a heat preservation chamber with only one opening is formed, and the heating pipe is arranged in the heat preservation chamber. According to the extrusion device provided by the utility model, the machine barrel has good supporting and heat preservation capabilities, and the use effect is better.

Description

Technical Field

[0001] The utility model relates to the field of screw machine design, in particular to an extrusion device. Background Art

[0002] Extruder is a type of plastic machinery. Its working principle is to rely on the pressure and shear force generated by the rotation of the screw to fully plasticize and evenly mix the materials, and finally form the products through the die. Therefore, the barrel and the screw inside the barrel are the core components of the extruder. The structure and performance of the screw determine the productivity, plasticization quality, dispersion of the filler, melt temperature, power consumption, etc. of an extruder.

[0003] The barrel of the current screw machine is not well supported, and the heating and insulation are not done well, which makes it difficult to maintain the temperature of the melt. Utility Model Content

[0004] In order to overcome the shortcomings of the background technology, the utility model provides an extrusion device, which mainly solves the problem that the barrel of a conventional screw machine has no good support and the heating and heat preservation are not done well, resulting in difficulty in maintaining the temperature of the melt.

[0005] The technical solution of the utility model is:

[0006] An extrusion device, comprising a base, and also comprising

[0007] A power source, disposed on the base, for providing torque,

[0008] A plurality of mounting plates are vertically arranged on the base.

[0009] A barrel, mounted on the mounting plate;

[0010] A screw, disposed in the barrel and connected to a power source;

[0011] The heating tube comprises two fixing heads and a tube body for clamping on the outer wall of the barrel, the two fixing heads are connected by fasteners, a heating wire is arranged in the tube body, and an opening is arranged on the tube body for the wire of the heating wire to extend out;

[0012] The heat preservation cover is arranged on the base, one end of which is connected to the mounting plate to form a heat preservation chamber with only one opening, and the heating pipe is arranged in the heat preservation chamber.

[0013] The fixed head is provided with a mounting hole, and the fastener comprises a screw and a nut, and the screw passes through the mounting hole and is connected with the nut.

[0014] It also includes a flange detachably connected to the mounting plate, wherein the flange is axially provided with a mounting hole, and at least a portion of the barrel is disposed in the mounting hole.

[0015] The base is provided with a fixing plate, the fixing plate is provided with a long groove, the power source is provided with a second fixing plate, the second fixing plate is provided with a second long groove aligned with the long groove through a fastener.

[0016] The base is a hollow square tube structure, and the cross-sectional area of ​​the cavity inside it is greater than 50cmX30cm.

[0017] The beneficial effects of the utility model are as follows: the utility model provides an extrusion device, the barrel of which has good supporting and heat preservation capabilities and better use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional schematic diagram of an embodiment of the utility model.

[0019] Figure 2 It is a cross-sectional schematic diagram of an embodiment of the utility model.

[0020] Figure 3 It is a partial three-dimensional schematic diagram of an embodiment of the utility model.

[0021] Figure 4 The figure is a flattened schematic diagram of a chuck according to an embodiment of the utility model. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with the accompanying drawings: As shown in the figure, an extrusion device includes a base 1 and a power source 2, which is arranged on the base and is used to provide torque.

[0023] A plurality of mounting plates 3 are vertically arranged on the base, and a barrel 4 is mounted on the mounting plates;

[0024] The screw 5 is arranged in the barrel and connected to the power source; the heating tube 6 includes two fixed heads 61 and a tube body 62 for clamping on the outer wall of the barrel, the two fixed heads are connected by fasteners, a heating wire is arranged in the tube body, and an opening for the wire 63 of the heating wire 60 to extend out is arranged on the tube body; the heat preservation cover 7 is arranged on the base, one end of which is connected to the mounting plate to form a heat preservation chamber 71 with only one opening, and the heating tube is arranged in the heat preservation chamber. The barrel is installed by multiple mounting plates, and heat insulation is provided by the heating wire, and a heat preservation cover is also provided to reduce the escape of heat, so that the use effect is better.

[0025] In this embodiment, as shown in the figure, the fixing head is provided with a mounting hole, and the fastener includes a screw 81 and a nut 82, and the screw passes through the mounting hole and is connected to the nut. The screw passes through and is then fixed by the nut.

[0026] In this embodiment, as shown in the figure, a flange 8 detachably connected to the mounting plate is also included, and the flange is axially provided with a mounting hole, and at least part of the barrel is arranged in the mounting hole. By mounting the barrel through the flange, the overall structure is more stable and has a long service life.

[0027] In this embodiment, as shown in the figure, the base is provided with a fixing plate 11, the fixing plate is provided with a long slot 111, the power source is provided with a second fixing plate, the second fixing plate is provided with a second long slot 21 aligned with the long slot through a fastener. The installation position of the power source can be adjusted.

[0028] In this embodiment, as shown in the figure, the base is a hollow square tube structure, and the cross-sectional area of ​​the cavity inside it is greater than 50cmX30cm.

[0029] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device 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 invention.

[0030] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0031] The embodiments described with reference to the accompanying drawings are exemplary and intended to be used to explain the present invention, but should not be understood as limiting the present invention. The embodiments should not be regarded as limiting the present invention, but any improvements based on the spirit of the present invention should be within the scope of protection of the present invention.

Claims

1. An extrusion device, comprising a base (1), characterized in that: Also includes A power source (2) is disposed on the base and is used to provide torque. A plurality of mounting plates (3) are vertically arranged on the base. A barrel (4) mounted on the mounting plate; A screw (5) is disposed in the barrel and connected to a power source; The heating tube (6) comprises two fixing heads (61) and a tube body (62) for clamping on the outer wall of the barrel, the two fixing heads being connected by a fastener, a heating wire being arranged in the tube body, and an opening for a wire (63) of the heating wire to extend out of the tube body; A heat preservation cover (7) is arranged on the base, one end of which is connected to the mounting plate, and forms a heat preservation chamber (71) having only one opening, and the heating pipe is arranged in the heat preservation chamber.

2. An extrusion device according to claim 1, characterized in that: The fixing head is provided with a mounting hole, and the fastener comprises a screw (81) and a nut (82), wherein the screw passes through the mounting hole and is connected to the nut.

3. An extrusion device according to claim 2, characterized in that: It also includes a flange (8) detachably connected to the mounting plate, wherein the flange is axially provided with a mounting hole, and at least a portion of the barrel is disposed in the mounting hole.

4. An extrusion device according to claim 3, characterized in that: The base is provided with a fixing plate (11), the fixing plate is provided with a long slot (111), the power source is provided with a second fixing plate, the second fixing plate is provided with a second long slot (21) aligned with the long slot via a fastener.

5. An extrusion device according to claim 4, characterized in that: The base is a hollow square tube structure, and the cross-sectional area of ​​the cavity inside it is greater than 50cmX30cm.

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