CN210190547U

CN210190547U - Air intake device of blowing system of blow molding machine

Info

Publication number: CN210190547U
Application number: CN201920800876.2U
Authority: CN
Inventors: Degang Yang; 杨德刚; Sheng Lu; 陆胜; Wei Qian; 钱伟
Original assignee: ZHANGJIAGANG PUXIN MACHINERY Co Ltd
Current assignee: ZHANGJIAGANG PUXIN MACHINERY Co Ltd
Priority date: 2019-03-28
Filing date: 2019-05-30
Publication date: 2020-03-27
Anticipated expiration: 2029-05-30

Abstract

The utility model discloses an air intake device of a blowing system of a blow molding machine, which comprises an air inlet pipe, a filter pipe is arranged at one side of the air inlet pipe, a filter screen is arranged in the filter pipe, a filter fan is arranged at one side of the filter screen, a silica gel plate is fixedly connected on one side wall of the filter fan, the end of the silica gel plate, which is far away from the filter fan, is just contacted with the filter screen, the bottom of the filter pipe is slidably connected with an ash collecting box, a main threaded opening is fixedly connected on the air inlet pipe, an auxiliary threaded opening matched with the main threaded opening is fixedly connected at one end of the filter pipe, which is close to the air inlet pipe, a rotary socket is connected on the filter screen, a connecting rod is inserted in the rotary socket, one end of the connecting rod, which is far away from the filter screen, is fixedly connected with the filter fan, a plurality of first through holes, the quality of the product and the yield of the blow molding process are easy to improve.

Description

Air intake device of blowing system of blow molding machine

Technical Field

The utility model relates to a blowing machine technical field especially relates to a blowing machine gas blowing system's hot blast blowpipe apparatus.

Background

The blow molding machine is a machine called a blow molding machine which sprays liquid plastic, blows the plastic into a mold cavity with a certain shape by using the wind power blown out by the machine, melts and quantitatively extrudes the plastic in a screw extruder, then forms the plastic through a mouth film, further blows and cools the plastic by an air ring, then is pulled by a tractor at a certain speed, and is wound into a coil by a winding machine. Blow molding, also known as hollow blow molding, is a rapidly developed plastic processing method in which a tubular plastic parison obtained by extrusion or injection molding of a thermoplastic resin is placed in a split mold while it is hot (or heated to a softened state), compressed air is introduced into the parison immediately after the mold is closed to inflate the plastic parison to cling to the inner wall of the mold, and various hollow products are obtained after cooling and demolding. The process for manufacturing blown film is very similar in principle to the blow molding of hollow articles, but it does not use a mold, and from the viewpoint of the classification of plastic processing techniques, the process for forming blown film is generally included in extrusion, and the process for blow molding began to be used for producing low density polyethylene vials during the second world war, and in the late 50 s, the technique for blow molding was widely used with the birth of high density polyethylene and the development of blow molding machines. The volume of the hollow container can reach thousands of liters, computer control is adopted in some production, the plastic suitable for blow molding comprises polyethylene, polyvinyl chloride, polypropylene, polyester and the like, and the obtained hollow container is widely used as an industrial packaging container.

In the prior art, the sand holes and impurities on blow molding articles are mainly generated when air is fed into an air inlet device of a blow molding machine, the impurities in the air and the environment are more, after the impurities enter the machine, the impurities are mixed with raw materials, crushed materials and other non-fused foreign matters in the materials, the mixed materials are directly discharged through a die head, and then the phenomena of black points, black blocks, broken holes, impurities, sand holes and the like can exist on the wall of a bottle body of the blow molding bottle, so that the quality of the bottle body and the yield of a blow molding process are greatly influenced.

Therefore, in view of the above technical problems, there is a need for an air intake device for an air blowing system of a blow molding machine.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a blowing machine gas blowing system's hot blast blowpipe apparatus, it can reduce in the impurity in the air is blown into air inlet unit, and then can reduce the impurity in the material, easily improves the quality of product and the yield of blowing technology.

In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:

the utility model provides an air inlet device of blowing system of blowing machine, includes the air-supply line, the filter tube has been placed to one side of air-supply line, the filter screen has been placed in the filter tube, filter fan has been placed to one side of filter screen, filter fan is close to fixedly connected with silica gel plate on the lateral wall of filter screen, and the silica gel plate keeps away from filter fan's one end and contact with the filter screen just, the bottom sliding connection of filter tube has the ash collecting box.

As a further improvement, the air inlet pipe is provided with a main threaded port fixedly connected with, and the filter pipe is close to the auxiliary threaded port matched with the main threaded port and fixedly connected with one end of the air inlet pipe.

As a further improvement, the filter screen is connected with a rotary socket, the rotary socket is inserted with a connecting rod, the connecting rod is kept away from one end of the filter screen and is fixedly connected with the filter fan.

As a further improvement, the filtering fan is provided with a plurality of first through holes, the number of the first through holes is one hundred meshes, the filtering net is provided with a plurality of second through holes, and the number of the second through holes is one thousand meshes.

As a further improvement, the fan blades of the filter fan are bird-wing-shaped, and the total number of the fan blades is an odd number and is controlled by the equal gradient.

As a further improvement of the utility model, the ash collecting box is coated with an ash dipping layer.

The utility model has the advantages that: the utility model provides an air inlet device of blowing system of blowing machine, in it can reduce the impurity in the air and is blown into air inlet device, and then can reduce the impurity in the material, easily improve the quality of product and the yield of blowing technology.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is an exploded schematic view of an air intake device of an air blowing system of a blow molding machine according to an embodiment of the present invention;

FIG. 2 is an exploded sectional view of an air intake device according to an embodiment of the present invention;

fig. 3 is a schematic structural view of an air intake device according to an embodiment of the present invention;

fig. 4 is a schematic sectional view of an air intake device according to an embodiment of the present invention.

In the figure: 1. the air filter comprises an air inlet pipe, 2 filter pipes, 3 filter screens, 4 filter fans, 5 silica gel plates, 6 ash collecting boxes, 7 main threaded ports, 8 auxiliary threaded ports, 9 rotary jacks and 10 connecting rods.

Detailed Description

In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

In the various figures of the present invention, certain dimensions of structures or portions are exaggerated relative to other structures or portions for ease of illustration, and thus, are used only to illustrate the basic structure of the subject matter of the present invention.

Terms such as "left", "right", and the like, used herein to denote relative spatial positions, are used for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "to the right" of other elements or features would then be oriented "to the left" of the other elements or features. Thus, the exemplary term "right side" may encompass both left and right orientations. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1-4, in an embodiment of the present invention, an air intake device of a blowing system of a blow molding machine includes an air inlet pipe 1, a filter pipe 2 is placed on one side of the air inlet pipe 1, a filter screen 3 is placed in the filter pipe 2, a filter fan 4 is placed on one side of the filter screen 3, the filter fan 4 is close to a side wall of the filter screen 3 and is fixedly connected with a silica gel plate 5, one end of the silica gel plate 5 away from the filter fan 4 is just contacted with the filter screen 3, and the bottom of the filter pipe 2 is slidably connected with an ash collecting box 6.

Specifically, air-

supply line

1 and 2 threaded connection of filter tube, filter screen 3 has been placed in the filter tube 2, filter screen 3 can carry out the secondary filter to the dust in the air current, filter fan 4 has been placed to one side of

filter screen

3, 5 one end of silica gel board and 4 fixed connection of filter fan, the other end just with the surface contact of filter screen 3, easily clean the dust on 3 surperficial filter screen, make the difficult deposit of dust on the surface of filter screen 3, the bottom sliding connection of filter tube 2 has collection ash box 6, collection ash box 6 easily slides from filter tube 2 and takes out.

Furthermore, a main threaded port 7 is fixedly connected to the air inlet pipe 1, and an auxiliary threaded port 8 matched with the main threaded port 7 is fixedly connected to one end, close to the air inlet pipe 1, of the filter pipe 2, so that the filter pipe 2 can be conveniently taken down from the air inlet pipe 1 for replacement, cleaning or maintenance.

Further, be connected with rotatory socket 9 on the filter screen 3, the interpolation of rotatory socket 9 is equipped with connecting rod 10, and the one end and the 4 fixed connection of filter fan that filter screen 3 was kept away from to connecting rod 10, and rotatory socket 9 is convenient for provide rotatory condition for filter fan 4, and when making filter fan 4 receive the wind-blowing of coming in, can autonomically rotate, makes the dust be difficult for in the sharp entering air inlet unit, influence the blowing machine operation level.

Further, a plurality of first through holes are drilled in the filter fan 4, the number of the first through holes is one hundred meshes, a plurality of second through holes are drilled in the filter screen 3, the number of the second through holes is one thousand meshes, the filter fan 4 is a first layer blocking filter device, dust can be partially filtered, and when the filter fan 4 is blown by wind, the filter fan can rotate automatically, and further dust in stirring airflow makes curvilinear motion, so that the dust is not easy to enter the air inlet pipe 1 through the filter screen 3, the filter screen 3 can perform more careful filtering, and part of dust is directly blocked outside.

Further, the blades of the filter fan 4 are bird-wing-shaped, the total number of the blades is odd, the blades are inclined by about 15 degrees, the blades are bird-wing-shaped, the flow rate of the blades is large, the noise is low, the hydrodynamics principle is met, the total number of the blades is odd, resonance is reduced when the blades rotate, and the possibility of fracture of the connecting rod 10 is further reduced.

Furthermore, the dust collecting box 6 is coated with a dust layer, so that dust falling into the dust collecting box 6 is not easy to fly to other places, and the dust collecting box 6 is easy to collect dust.

When the air cleaner is used, please refer to fig. 4, the air flow blows to the filtering fan 4 from one side, the dust in the air flow is blocked by the filtering fan 4, then the air flow drives the filtering fan 4 to rotate, as shown in fig. 3, the rotating filtering fan 4 stirs the original linear air flow to make a curved motion, so that a lot of dust which is originally introduced into the air inlet pipe 1 through the second through hole on the filtering net 3 falls to other positions, and is not easy to enter the air inlet pipe 1, please refer to fig. 2, the air flow reaches the filtering net 3 after passing through the filtering fan 4, the filtering net 3 filters the dust in the air flow again, so that the dust is not easy to enter the air inlet pipe 1, please refer to fig. 1, the silica gel plate 5 is driven to rotate when the filtering fan 4 rotates, one end of the silica gel plate 5 just contacts with the surface of the filtering net 3, so the surface of the filtering net 3 is wiped in the rotating process of the silica gel plate 5, make the dust difficult stop on filter screen 3's surface, realized filter screen 3's clean function, and most dust can fall into the ash collecting box 6 under the action of gravity in, the ash layer of being stained with on the ash collecting box 6 easily glues the dust, makes it difficult to fly to other places, after the second through-hole on the air current through secondary filter passes through filter screen 3, plays its effect in getting into air-supply line 1.

According to the technical scheme provided by the utility model, the utility model discloses following beneficial effect has:

the utility model provides an air inlet device of blowing system of blowing machine, in it can reduce the impurity in the air and is blown into air inlet device, and then can reduce the impurity in the material, easily improve the quality of product and the yield of blowing technology.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an air inlet device of blowing system of blowing machine, a serial communication port, including air-supply line (1), filter tube (2) have been placed to one side of air-supply line (1), filter screen (3) have been placed in filter tube (2), filter fan (4) have been placed to one side of filter screen (3), fixedly connected with silica gel plate (5) on the lateral wall that filter fan (4) are close to filter screen (3), and the one end that filter fan (4) were kept away from in silica gel plate (5) just contacts with filter screen (3), the bottom sliding connection of filter tube (2) has album ash box (6).

2. The air intake device of the blowing system of the blow molding machine according to claim 1, characterized in that a main threaded opening (7) is fixedly connected to the air intake pipe (1), and an auxiliary threaded opening (8) matched with the main threaded opening (7) is fixedly connected to one end of the filter pipe (2) close to the air intake pipe (1).

3. An air intake device of an air blowing system of a blow molding machine according to claim 2, wherein the filter screen (3) is connected with a rotary socket (9), a connecting rod (10) is inserted into the rotary socket (9), and one end of the connecting rod (10) far away from the filter screen (3) is fixedly connected with the filter fan (4).

4. An air intake device for a blowing system of a blow molding machine according to claim 1, wherein a plurality of first through holes are bored in the filter fan (4), the number of the first through holes being one hundred mesh, and a plurality of second through holes are bored in the filter net (3), the number of the second through holes being one thousand mesh.

5. An air intake device for an air blowing system of a blow molding machine according to claim 1, characterized in that the blades of the filter fan (4) are bird-wing shaped, and the total number of the blades is odd and all are inclined by about 15 degrees.

6. An air intake device for an air blowing system of a blow molding machine according to claim 1, characterized in that the dust collecting box (6) is coated with a dust layer.