Heating screw rod for processing plastic machine

Abstract

The utility model relates to the technical field of heating screw rods, in particular to a heating screw rod for processing a plastic machine, which comprises a base, a machine rod is fixedly arranged at the top end of one side of the base, a shell is fixedly arranged at the top end of the other side of the base, and a feed hopper is fixedly arranged at the top end of one side, close to the shell, of the machine rod. A screw rod is rotatably embedded in the machine rod in a penetrating mode, a plurality of spiral blades fixedly sleeve the screw rod located in the machine rod in an array mode, a plurality of electric heating plates are fixedly arranged in the machine rod in an annular array mode, an electromagnetic heater is fixedly arranged on the side, away from the machine rod, of the shell, one end of the screw rod extends into the electromagnetic heater, and the other end of the screw rod extends into the machine rod. Fixing holes are symmetrically formed in the lower portions of the two sides of the base in a penetrating mode, locking screws are symmetrically arranged on the lower portion of the shell in a penetrating and rotating embedded mode, the material heating efficiency, effect and uniformity can be effectively improved, and therefore the practicability of the device is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of heating screw for processing plastic machine, belong to heating screw technical field. BACKGROUND

[0002] The purpose of processing plastic machine is very extensive, mainly including the following aspects: 1, injection molding machine, mainly for the birth of plastic products;2, extruder, for producing plastic profiles, boards, pipes and the like;3, calender and blowing machine, for producing plastic film and packaging products;4, printing machine, for printing processing to plastic products, adding pattern, text or logo, etc., mainly for the printing of packaging materials, heating plastic machine needs to use heating screw.

[0003] According to the announcement number CN221660044U a kind of heating screw for processing plastic machine, including machine lever, screw and feeding hopper, the machine lever middle part periphery is equipped with heating ring groove, the heating ring groove is equipped with the electromagnetic heating component for heating the inner wall of machine lever and its screw;The electromagnetic heating component includes electromagnetic coil, electromagnetic controller, the electromagnetic coil is set in the outer wall of heating ring groove inner wall, and the outer wall of electromagnetic coil is fixedly connected with the protective cover on the outer wall of machine lever, the protective cover outer wall middle part is equipped with placing plate, the electromagnetic controller is installed on the placing plate;The handle is equipped with the driving assembly for driving screw to rotate.The utility model in, by setting electromagnetic heating component, the heating speed of screw is fast, temperature control precision is high, heating area is uniform and power consumption is less, economic and practical, the above device when in use, since inductance coil can only heat the metal and part of nonmetal with good heat conductivity, therefore, due to the block of material, the heating effect of screw is poor, and then the heating effect of material is poor, while the uniformity of heating is lower, so that the practicality of device is lower. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of heating screw for processing plastic machine, the utility model can effectively improve the efficiency, effect and uniformity of material heating, to effectively improve the practicality of device, to solve the problems proposed in the above background art.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of heating screw for processing plastic machine, including base, the top end of one side of the base is fixed with machine lever, the top end of the other side of the base is fixed with shell, the top end of the side of the machine lever close to the shell is fixed with feeding hopper, screw is rotatably embedded in the machine lever, a plurality of helical vanes are fixedly arranged on the screw in the machine lever, a plurality of electric heating plates are fixedly arranged in the machine lever in annular array, the side of the shell away from the machine lever is fixed with electromagnetic heater, one end of the screw extends into the electromagnetic heater.

[0007] Further, fixed holes are symmetrically provided in the lower part of the base.

[0008] Further, lock screws are rotatably embedded in the lower part of the shell, and screw grooves matching the lock screws are symmetrically provided in the upper part of the side of the base close to the shell.

[0009] Further, a heat insulation pad is fixedly arranged on the inner wall of the shell.

[0010] Further, a recess is provided in the inner wall of the top end of the side of the shell close to the machine lever, and a protruding part matching the recess is fixedly arranged in the upper part of the side of the machine lever close to the shell.

[0011] Further, a motor is fixedly embedded in the base, and sprockets are fixedly arranged on the output end of the motor and the screw.

[0012] Further, the screw is a hollow metal cylinder.

[0013] The beneficial effects of the present utility model are as follows:

[0014] When the present utility model is used, the screw is rotated in the electromagnetic heater, so that the electromagnetic heater can heat the screw, the screw can heat the inner layer material close to the screw, the electric heating plate can heat the outer layer material away from the screw, so that the efficiency of heating the material can be effectively improved, the uniformity of heating the material can be effectively improved, the efficiency, effect and uniformity of heating the material can be effectively improved, and the practicality of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present utility model, and constitute a part of the specification, together with the specific embodiments of the present utility model, to explain the present utility model, and do not constitute a limitation on the present utility model.

[0016] Fig. 1 is a front view of the heating screw for processing plastic machine of the present utility model.

[0017] Fig. 2 is a kind of overall structure schematic diagram of heating screw for processing plastic machine of the utility model;

[0018] Fig. 3 is the side view of machine pole, screw and helical blade of the utility model a kind of heating screw for processing plastic machine;

[0019] Fig. 4 is the three-dimensional schematic diagram of the shell of the utility model a kind of heating screw for processing plastic machine;

[0020] Figure reference: 1, base;2, machine pole;3, shell;4, feed hopper;5, screw;6, helical blade;7, electric heating plate;8, electromagnetic heater;9, locking screw;10, motor;11, chain wheel;12, chain. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings in the embodiments of the utility model, apparently, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments.Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor are within the protection scope of the utility model.

[0022] Embodiment 1 please refer to Figs. 1-4 The utility model provides a technical scheme:

[0023] A kind of heating screw for processing plastic machine, including base 1, the top end of one side of the base 1 is fixedly provided with machine pole 2, the top end of another side of the base 1 is fixedly provided with shell 3, the top end of one side of the machine pole 2 close to the shell 3 is fixedly provided with feed hopper 4, screw 5 is rotationally embedded in the machine pole 2, multiple helical blades 6 are fixedly arranged on the screw 5 in the machine pole 2, multiple electric heating plates 7 are fixedly arranged in the machine pole 2 in annular array, electromagnetic heater 8 is fixedly arranged on the side of the shell 3 away from the machine pole 2, one end of the screw 5 extends into the electromagnetic heater 8.

[0024] Specifically, as Figs. 1-4As shown, the lower part of the shell 3 is symmetrically embedded with a locking screw 9, the base 1 is symmetrically provided with a threaded groove matched with the locking screw 9 on the upper part of one side of the shell 3, the inner wall of the shell 3 is fixedly provided with a heat insulation pad, the inner wall of the top end of one side of the shell 3 is provided with a groove part, the upper part of one side of the machine rod 2 is fixedly provided with a protruding part matched with the groove part, the shell 3 can be fixed on the base 1 by using the locking screw 9, the sealing property between the shell 3 and the machine rod 2 is improved by arranging the protruding part and the groove part, and the heat waste can be effectively reduced by arranging the heat insulation pad.

[0025] Specifically, as shown in the drawings, Figs. 1-4 The base 1 is fixedly embedded with a motor 10, the output end of the motor 10 and the screw rod 5 are fixedly provided with a sprocket 11, the two sprockets 11 are transmissionally connected through a chain 12, the screw rod 5 is a hollow metal cylinder, the corresponding sprocket 11 can be driven to rotate by the motor 10, and the screw rod 5 can be driven to rotate by the sprocket 11 and the chain 12.

[0026] Embodiment 2, please refer to Figs. 1-4 The difference between the embodiment and the embodiment 1 lies in that the lower part of the two sides of the base 1 is symmetrically provided with a fixing hole, and the device can be fixed at a suitable position by using a bolt.

[0027] The working principle of the utility model is: when in use, the material enters the machine rod 2 through the feeding hopper 4, at this time, the corresponding sprocket 11 can be driven to rotate by the motor 10, the screw rod 5 can be driven to rotate by the sprocket 11 and the chain 12, so that the screw rod 5 drives the spiral blade 6 to rotate, thereby the material can be conveyed and extruded, at the same time, the screw rod 5 rotates in the electromagnetic heater 8, so that the screw rod 5 can be heated by the electromagnetic heater 8, at this time, the inner layer material close to the screw rod 5 can be heated by the screw rod 5, the outer layer material away from the screw rod 5 can be heated by the electric heating plate 7, thereby the efficiency of heating the material can be effectively improved, and the uniformity of heating the material can be effectively improved.

[0028] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A heating screw for a plastic processing machine comprising a base (1), characterized in that: One side top end of the base (1) is fixedly provided with a machine lever (2), the other side top end of the base (1) is fixedly provided with a shell (3), one side top end of the machine lever (2) close to the shell (3) is fixedly provided with a feeding hopper (4), a screw rod (5) is rotatably embedded in the machine lever (2), a plurality of spiral blades (6) are fixedly arranged on the screw rod (5) in the machine lever (2), a plurality of electric heating plates (7) are annularly fixedly arranged in the machine lever (2), an electromagnetic heater (8) is fixedly arranged on the side of the shell (3) away from the machine lever (2), one end of the screw rod (5) extends into the electromagnetic heater (8).

2. The heating screw for a plastic processing machine according to claim 1, wherein: The base (1) is provided with a fixing hole symmetrically penetrating through the lower part of both sides.

3. The heated screw for a plastic processing machine of claim 1 wherein: The lower part of the shell (3) is rotatably embedded with a locking screw (9), and the upper part of the side of the base (1) close to the shell (3) is symmetrically provided with a threaded groove matched with the locking screw (9).

4. The heated screw for a plastic processing machine of claim 1 wherein: The inner wall of the shell (3) is fixedly provided with a heat insulation pad.

5. The heated screw for a plastic processing machine of claim 1 wherein: The inner wall of the top end of the side of the shell (3) close to the machine lever (2) is provided with a recessed part, and the upper part of the side of the machine lever (2) close to the shell (3) is fixedly provided with a protruding part matched with the recessed part.

6. The heated screw for a plastic processing machine of claim 1 wherein: The base (1) is fixedly embedded with a motor (10), and the output end of the motor (10) and the screw rod (5) are fixedly provided with a chain wheel (11), and the two chain wheels (11) are drivingly connected through a chain (12).

7. The heated screw for a plastic processing machine of claim 1 wherein: The screw rod (5) is a hollow metal cylinder.

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