Mixing device for film blowing machine

Abstract

The utility model discloses a mixing device for a film blowing machine. The mixing device comprises a film blowing machine body, the filter cartridge is arranged on the film blowing machine body; the double-helix mixing assembly is arranged on the filter cartridge and is used for mixing the raw materials while conveying the raw materials; the heating channel is arranged between the discharging end of the filter cartridge and the feeding end of the film blowing machine body; the utility model relates to the technical field of film blowing machines, when in use, after various raw materials are put into the filter cartridge, the double-helix material mixing component is started to stir and mix in the filter cartridge, so that the raw materials are filtered to remove impurities, the raw materials are conveniently filtered, the raw materials are uniformly mixed, the raw materials are uniformly mixed, and the production efficiency is improved. The subsequent production quality is ensured; meanwhile, the raw materials entering the heating channel are conveyed to be heated and preheated, and the feeding assembly is started to feed the preheated raw materials into the film blowing machine body, so that the feeding smoothness of the film blowing machine is ensured, and the working efficiency of the equipment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a film blowing machine technical field, and the specific field is a mixing device for film blowing machine. BACKGROUND

[0002] Film blowing machine is to melt plastic particles and then blow into film, and the film blowing machine is divided into many kinds, such as PE, POF, PVC and the like, when the film blowing machine works, sometimes various raw materials need to be mixed, and the uniformly mixed raw materials need to be preheated before entering the film blowing machine body, and the prior art has the following problems:

[0003] 1. The existing film blowing machine is not convenient for filtering the raw materials, so that other impurities are mixed in the raw materials, affecting the subsequent production quality.

[0004] 2. The existing film blowing machine is prone to cause the film blowing machine to feed unsmoothly when preheating the raw materials, affecting the working efficiency.

[0005] Therefore, a mixing device for film blowing machine is provided. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a mixing device for film blowing machine to solve the problems of inconvenient filtering of raw materials and unsmooth feeding of the film blowing machine.

[0007] To achieve the above object, the utility model provides the following technical scheme: a mixing device for film blowing machine, comprising:

[0008] A film blowing machine body;

[0009] A filter cartridge is arranged on the film blowing machine body;

[0010] A double-spiral mixing assembly is arranged on the filter cartridge for mixing and conveying the raw materials;

[0011] A heating channel is arranged between the discharge end of the filter cartridge and the feeding end of the film blowing machine body;

[0012] A feeding assembly is arranged on the heating channel for feeding the raw materials.

[0013] Preferably, the double-spiral mixing assembly comprises two rotating rods arranged in the filter cartridge in opposite directions, a plurality of stirring blades are arranged on the side wall of the rotating rod in a spiral manner, the rotating shaft end of the two rotating rods is provided with a gear connected with each other, and the film blowing machine body is provided with a first driving motor for driving the gear on one side to rotate.

[0014] Preferably, the feeding assembly comprises a second driving motor arranged on the heating channel, and a spiral conveying auger arranged on the driving end of the second driving motor.

[0015] Preferably, the heating channel comprises a heat exchange pipeline arranged between the discharging end of the double-spiral mixing assembly and the feeding end of the film blowing machine body, and the outer side of the heat exchange pipeline is provided with a shell, and the inner side of the shell is provided with an annular heating plate attached to the heat exchange pipeline.

[0016] Preferably, a collecting groove is arranged on the film blowing machine body below the filter cylinder.

[0017] Compared with the prior art, the mixture device for the film blowing machine has the advantages that: when used, various raw materials are placed in the filter cylinder, and then the double-spiral mixing assembly is started to stir and mix in the filter cylinder, so that the raw materials are filtered to remove impurities, which facilitates the filtering treatment of the raw materials and ensures the production quality in the subsequent process.

[0018] Meanwhile, the raw materials conveyed into the heating channel are heated and preheated, and the feeding assembly is started to feed the preheated raw materials into the film blowing machine body, so as to ensure the smoothness of the feeding of the film blowing machine and improve the working efficiency of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a main sectional view of the utility model;

[0020] Figure 2 It is a sectional view of the double-spiral mixing assembly of the utility model. Figure 1 It is a sectional view of the double-spiral mixing assembly of the utility model.

[0021] Figure 3 It is a sectional view of the double-spiral mixing assembly of the utility model.

[0022] In the drawings: 1, film blowing machine body; 2, filter cylinder; 3, double-spiral mixing assembly; 3-1, rotating rod; 3-2, stirring blade; 3-3, gear; 3-4, first driving motor; 4, heating channel; 4-1, heat exchange pipeline; 4-2, shell; 4-3, annular heating plate; 5, feeding assembly; 5-1, second driving motor; 5-2, spiral conveying auger; 6, collecting groove. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] Please refer to Figures 1-3 The utility model provides a kind of technical scheme for blowing film machine mixing device, including: blowing film machine body 1‌It is a kind of equipment that is made into film by blowing molding technology after heating and melting plastic particle, dry plastic particle is added to the hopper, and plastic particle gradually melts by the rotation and heating of screw rod, and film is formed by weathering cooling;Filtering cylinder 2 is arranged on blowing film machine body 1;The upper end of filtering cylinder 2 one side is equipped with feed hopper, and the other side lower end of filtering cylinder 2 is equipped with discharge port, and filtering cylinder 2 is used to filter impurity in raw material, double helix mixing assembly 3 is arranged on filtering cylinder 2, for mixing while conveying raw material, when starting double helix mixing assembly 3, raw material in filtering cylinder 2 is conveyed and mixed, while stirring raw material, impurity in raw material is filtered by filtering cylinder 2;Heating channel 4 is arranged between the discharge end of filtering cylinder 2 and the feed end of blowing film machine body 1, when mixed raw material enters heating channel 4, raw material is preheated, feeding assembly 5 is arranged on heating channel 4, for raw material loading, when using, after various raw materials are placed in filtering cylinder 2, double helix mixing assembly 3 is started to stir and mix in filtering cylinder 2, raw material is filtered to remove impurity, raw material filtering treatment is facilitated, and subsequent production quality is guaranteed;While conveying raw material into heating channel 4 is heated and preheated, and feeding assembly 5 is started to send preheated raw material into blowing film machine body 1, guarantee the smoothness of blowing film machine feed, improve the working efficiency of equipment.

[0025] Specifically, double helix mixing assembly 3 includes two rotating rods 3-1 rotatably installed in filtering cylinder 2, a plurality of stirring blades 3-2 in helical arrangement are arranged on the side wall of rotating rod 3-1, by the helical arrangement of a plurality of stirring blades 3-2, raw material can be conveyed in the process of rotating rod 3-1 driving a plurality of stirring blades 3-2 to rotate, the shaft ends of the two rotating rods 3-1 are provided with gear 3-3 connected with each other, the first drive motor 3-4 for driving one side gear 3-3 to rotate is arranged on blowing film machine body 1, when raw material enters filtering cylinder 2, the first drive motor 3-4 is started to drive one side gear 3-3 to rotate, the other side gear 3-3 is driven to rotate by one side gear 3-3, the two meshing gears 3-3 drive the two rotating rods 3-1 to rotate relatively, the rotation of the two rotating rods 3-1 drives a plurality of stirring blades 3-2 to rotate, raw material is stirred and mixed while conveying, raw material is mixed in filtering cylinder 2, and raw material is filtered in filtering cylinder 2.

[0026] Specifically, the feeding assembly 5 comprises a second driving motor 5-1 arranged on the heating channel 4, a driving end of the second driving motor 5-1 extends into the heating channel 4 and is provided with a spiral conveying auger 5-2, when the raw materials enter the heating channel 4 for preheating, the second driving motor 5-1 is started to drive the spiral conveying auger 5-2 to rotate, when the raw materials are not smooth into the film blowing machine due to viscosity generated by preheating, the feeding assembly 5 is used to convey the preheated raw materials into the film blowing machine body 1, so that the smoothness of the raw materials into the film blowing machine body 1 is ensured, and the working efficiency of the equipment is ensured.

[0027] Specifically, the heating channel 4 comprises a heat exchange pipeline 4-1 arranged between the discharging end of the double-spiral mixing assembly 3 and the feeding end of the film blowing machine body 1, the material of the heat exchange pipeline 4-1 is copper pipe, the outer side of the heat exchange pipeline 4-1 is provided with a shell 4-2, the shell 4-2 is used for avoiding heat loss, the inner side of the shell 4-2 is provided with an annular heating plate 4-3 which is attached to the heat exchange pipeline 4-1, in use, the annular heating plate 4-3 is started to generate heat energy, the heat energy is conducted to the raw materials through the heat exchange pipeline 4-1 to exchange heat, and the raw materials are heated through the heat exchange pipeline 4-1, so that the raw materials are preheated.

[0028] Specifically, the film blowing machine body 1 is provided with a collecting groove 6 below the filter cartridge 2, when the filter cartridge 2 filters the raw materials, the collecting groove 6 is arranged to collect the impurities filtered out by the filter cartridge 2, so that the impurities filtered out are effectively prevented from scattering around the equipment to affect the working environment of the film blowing machine body 1.

[0029] Working principle: in the working process of the utility model, first, various raw materials are added into the filter cartridge 2, the double-spiral mixing assembly 3 is started to stir, mix and convey in the filter cartridge 2, the impurities in the raw materials are filtered through the filter cartridge 2, when the raw materials are conveyed to the heating channel 4, the heating channel 4 is started to preheat the raw materials, and the feeding assembly 5 is started to convey the raw materials into the film blowing machine body 1, so that the raw materials are filtered and preheated by the mixing device.

[0030] In the description of the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting", "fixing" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integral; it can be mechanical connection, or electrical connection; it can be direct connection, or indirect connection through an intermediate medium, it can be the communication inside two elements or the interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0031] The standard parts used in the present application can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0032] Although the embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions and alterations can be made thereto without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A mixing device for a blown film machine, characterized in that, include: blown film machine body (1); A filter cartridge (2) is mounted on the blown film machine body (1); The double-helix mixing assembly (3) is disposed on the filter cylinder (2) and is used to mix the raw materials while conveying them. Heating channel (4) is located between the discharge end of the filter cylinder (2) and the feed end of the blown film machine body (1); The feeding assembly (5) is set on the heating channel (4) and is used to feed the raw materials.

2. The mixing device for a blown film machine according to claim 1, characterized in that: The double-helix mixing assembly (3) includes two rotating rods (3-1) installed in a filter cylinder (2) and rotating relative to each other. The side wall of the rotating rod (3-1) is provided with a number of stirring blades (3-2) arranged in a spiral pattern. The shaft ends of the two rotating rods (3-1) are provided with gears (3-3) that mesh with each other. The blown film machine body (1) is provided with a first drive motor (3-4) that drives the gear (3-3) on one side to rotate.

3. A mixing device for a blown film machine according to claim 1, characterized in that: The feeding assembly (5) includes a second drive motor (5-1) disposed on the heating channel (4), the drive end of the second drive motor (5-1) extending into the heating channel (4) and provided with a spiral conveying auger (5-2).

4. A mixing device for a blown film machine according to claim 1, characterized in that: The heating channel (4) includes a heat exchange pipe (4-1) disposed between the discharge end of the double spiral mixing assembly (3) and the feed end of the blown film machine body (1). The outer side of the heat exchange pipe (4-1) is provided with a shell (4-2), and the inner side of the shell (4-2) is provided with an annular heating plate (4-3) that fits into the heat exchange pipe (4-1).

5. A mixing device for a blown film machine according to claim 1, characterized in that: A collection trough (6) is provided on the blown film machine body (1) and below the filter cylinder (2).

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