CN214605833U

CN214605833U - Blow molding device for plastic production

Info

Publication number: CN214605833U
Application number: CN202022810601.2U
Authority: CN
Inventors: 朱文敏
Original assignee: Guizhou Juxing Plastic Industry Co ltd
Current assignee: Guizhou Juxing Plastic Industry Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-11-05
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses a blowing device is used in plastics production, including the mould body, mould body middle part fixed mounting has the plenum, the outdoor side fixed mounting of ventilating has the room of pouring, it has the cooling chamber to pour outdoor side fixed mounting, cooling chamber bottom fixed mounting has the water service mouth, pour top entrance fixedly connected with discharging device, plenum top fixedly connected with high-pressure device, mould body left side top fixed mounting has the platform, platform top fixed mounting has the cylinder, cylinder output fixedly connected with telescopic link, cylinder one end fixedly connected with cutter is kept away from to the telescopic link. This blowing device is used in plastics production installs high pressure device, can guarantee the blow molding's effect for providing stable high-pressure gas during the blow molding, provides and installs the cutter, can cut the material that overflows after pouring, and the product after making the price is more level and more smooth, satisfies the processing demand.

Description

Blow molding device for plastic production

Technical Field

The utility model relates to a cavity blowing technical field specifically is a blowing device is used in plastics production.

Background

Blow molding, also known as hollow blow molding, is a rapidly developed plastic processing method, and is based on the principle that 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 immediately introduced into the parison after the mold is closed to blow the plastic parison to cling to the inner wall of the mold, and various hollow products are obtained after cooling and demolding, and the obtained hollow products are widely used as industrial packaging containers.

The plastic suitable for blow molding comprises polyethylene, polyvinyl chloride, polypropylene, polyester and the like, the most common raw material of blow molding extrusion molding material is high-density polyethylene, most milk bottles are made of the polymer, recently, engineering plastics are widely accepted in the automobile industry, the material selection is based on mechanical strength, weather resistance, electrical property, optical property and other properties, most of the existing blow molding devices in the market adopt an extrusion blow molding method at present, thermoplastic materials are extruded into a mold, namely, blow molding is started, blown gas cannot fully expand in the mold due to insufficient pressure, the processed products are uneven, and the mold opening often leaks to cause molding defects and cannot meet the use requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a blowing device is used in plastics production to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a blowing device for plastics production, includes the mould body, the middle part fixed mounting of the mould body has the breather chamber, the outside fixed mounting of breather chamber has the room of pouring, the outside fixed mounting of the room of pouring has the cooling chamber, the bottom fixed mounting of cooling chamber has the water gap, top entrance fixedly connected with discharging device of pouring, the top fixedly connected with high pressure equipment of breather chamber, the specific left side top fixed mounting of mould has the platform, the top fixed mounting of platform has the cylinder, the output fixedly connected with telescopic link of cylinder, the one end fixedly connected with cutter of cylinder is kept away from to the telescopic link.

Preferably, the die body is divided into an upper die and a lower die, a groove is formed in the left side of the bottom of the upper die, and a buckle is fixedly mounted on the left side of the top of the lower die.

Preferably, discharging device includes the ejection of compact machine, the right side fixed mounting of ejection of compact machine has the heater, the one end that the heater is close to the ejection of compact machine and ejection of compact machine junction fixed mounting have the heat-conducting plate, the top fixed mounting of ejection of compact machine has the material loading pump, the top fixedly connected with conveying pipe of material loading pump, the right side middle part fixedly connected with discharging pipe one of conveying pipe, the right side top fixedly connected with discharging pipe two of conveying pipe.

Preferably, high pressure device includes the air compressor machine, the right side fixedly connected with breather pipe of air compressor machine, the one end fixedly connected with gas outlet of air compressor machine is kept away from to the breather pipe, the bottom fixed connection of air compressor machine have with the drain pipe, the middle part fixed mounting of drain pipe has the water valve.

Preferably, the inner surface of the groove is provided with a clamping groove, and the outer surface of the buckle is matched with the clamping groove formed in the inner surface of the groove.

Preferably, one end, far away from the feeding pipe, of the first discharging pipe is fixedly connected to an inlet of a pouring chamber in the upper die, one end, far away from the feeding pipe, of the second discharging pipe is fixedly connected to an inlet of a pouring chamber in the lower die, the left side of the vent pipe is fixedly connected with the air compressor and extends to the inside of the air compressor, and the right side of the vent pipe is fixedly connected with the air outlet.

Preferably, the number of the platform, the cylinder, the telescopic rod and the cutters is two, the platform, the cylinder, the telescopic rod and the cutters are symmetrically and fixedly installed on the left side and the right side of the die body respectively, and the lower surfaces of the cutters are tightly attached to the top of the die body.

Compared with the prior art, the beneficial effects of the utility model are that: this blowing device is used in plastics production installs high pressure device, can guarantee the blow molding's effect for providing stable high-pressure gas during the blow molding, provides and installs the cutter, can cut the material that overflows after pouring, and the product after making the price is more level and more smooth, satisfies the processing demand.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the high-pressure feeding device of the present invention;

fig. 3 is a schematic view of the mold structure of the present invention.

In the figure: the production process comprises the following steps of 1 mould body, 101 lower mould, 102 upper mould, 103 buckle, 104 groove, 2 cooling chamber, 3 pouring chamber, 4 ventilating chamber, 5 discharging device, 501 discharging machine, 502 heater, 503 heat conducting plate, 504 feeding pump, 505 feeding pipe, 506 discharging pipe I, 507 discharging pipe II, 6 high-pressure device, 601 air compressor, 602 ventilating pipe, 603 air outlet, 604 discharging pipe, 605 water valve, 7 platform, 8 cylinder, 9 telescopic rod, 10 cutter and 11 water through opening.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely 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, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a blow molding device for plastic production comprises a mold body 1, wherein the mold body 1 is divided into an upper mold 102 and a lower mold 101, the left side of the bottom of the upper mold 102 is provided with a groove 104, the inner surface of the groove 104 is provided with a clamping groove, the outer surface of the clamping groove 103 is matched with the clamping groove arranged on the inner surface of the groove, the left side of the top of the lower mold 101 is fixedly provided with a clamping buckle 103, the middle part of the mold body 1 is fixedly provided with an air vent chamber 4, the outer side of the air vent chamber 4 is fixedly provided with a pouring chamber 3, the outer side of the pouring chamber 3 is fixedly provided with a cooling chamber 2, the bottom of the cooling chamber 2 is fixedly provided with a water through port 11, the inlet at the top of the pouring chamber 3 is fixedly connected with a discharging device 5, the discharging device 5 comprises a discharging machine 501, the right side of the discharging machine 501 is fixedly provided with a heater 502, the connecting part of the heater 502 and the discharging machine 501 is fixedly provided with a heat conducting plate 503, the top of the discharging machine 501 is fixedly provided with a feeding pump 504, a feeding pipe 505 is fixedly connected to the top of the feeding pump 504, a first discharging pipe 506 is fixedly connected to the middle portion of the right side of the feeding pipe 505, a second discharging pipe 507 is fixedly connected to the top portion of the right side of the feeding pipe 505, a high-pressure device 6 is fixedly connected to the top portion of the ventilation chamber 4, the high-pressure device 6 comprises an air compressor 601, a ventilation pipe 602 is fixedly connected to the right side of the air compressor 601, an air outlet 603 is fixedly connected to one end, away from the air compressor 601, of the ventilation pipe 602, the bottom portion of the air compressor 601 is fixedly connected with a water discharging pipe 604, a water valve 605 is fixedly installed in the middle portion of the water discharging pipe 604, one end, away from the feeding pipe 505, of the first discharging pipe 506 is fixedly connected to an inlet of the pouring chamber 3 in the upper die 102, one end, away from the feeding pipe 505, of the second discharging pipe 507 is fixedly connected to an inlet of the pouring chamber 3 in the lower die 101, the left side of the ventilation pipe 602 is fixedly connected with the air compressor 601 and extends to the inside of the air compressor 601, and the right side of the ventilation pipe 602 is fixedly connected with the air outlet 603, the left side top fixed mounting of the mould body 1 has platform 7, the top fixed mounting of platform 7 has cylinder 8, the output fixedly connected with telescopic link 9 of cylinder 8, the one end fixedly connected with cutter 10 of cylinder 8 is kept away from to telescopic link 9, platform 7, cylinder 8, telescopic link 9, the quantity of cutter 10 is two, symmetry fixed mounting is in the left and right sides of the mould body 1 respectively, the lower surface of cutter 10 is hugged closely with the top of the mould body 1.

The working principle is as follows: when the blow molding is performed, the discharging machine 501 is firstly opened, the thermoplastic material in the discharging machine 501 is heated by the heater 502 to become fluid, the fluid is sent into the casting chamber 3 through the discharging pipe I506 and the discharging pipe II 507 on the feeding pipe 505, after the casting chamber 3 is filled with the material, the air cylinder 8 is started to push the cutter 10 to cut, after the cutting is completed, the air compressor 601 sends high-pressure air into the ventilation chamber 4 through the air outlet 603 to perform the blow molding, after the blow molding is completed, water is added into the cooling chamber 2 through the water through port 11 to perform cooling, and after the cooling is completed, the blow molding is completed, and a finished product is obtained.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a plastics production is with blowing device, includes the mould body (1), its characterized in that: the middle part fixed mounting of the mould body (1) has breather chamber (4), the outside fixed mounting of breather chamber (4) has pours room (3), the outside fixed mounting of pouring room (3) has cooling chamber (2), the bottom fixed mounting of cooling chamber (2) has water service mouth (11), the top entrance fixedly connected with discharging device (5) of pouring room (3), the top fixedly connected with high pressure device (6) of breather chamber (4), the left side top fixed mounting of the mould body (1) has platform (7), the top fixed mounting of platform (7) has cylinder (8), the output fixedly connected with telescopic link (9) of cylinder (8), the one end fixedly connected with cutter (10) of cylinder (8) are kept away from in telescopic link (9).

2. A blow molding apparatus for plastic production as claimed in claim 1, wherein: the die body (1) is divided into an upper die (102) and a lower die (101), a groove (104) is formed in the left side of the bottom of the upper die (102), and a buckle (103) is fixedly mounted on the left side of the top of the lower die (101).

3. A blow molding apparatus for plastic production as claimed in claim 1, wherein: discharging device (5) are including ejection of compact machine (501), the right side fixed mounting of ejection of compact machine (501) has heater (502), one end and ejection of compact machine (501) junction fixed mounting that heater (502) are close to ejection of compact machine (501) have heat-conducting plate (503), the top fixed mounting of ejection of compact machine (501) has material loading pump (504), the top fixedly connected with conveying pipe (505) of material loading pump (504), the right side middle part fixedly connected with discharging pipe (506) of conveying pipe (505), the right side top fixedly connected with discharging pipe two (507) of conveying pipe (505).

4. A blow molding apparatus for plastic production as claimed in claim 1, wherein: high pressure device (6) include air compressor machine (601), the right side fixedly connected with breather pipe (602) of air compressor machine (601), the one end fixedly connected with gas outlet (603) of air compressor machine (601) are kept away from in breather pipe (602), the bottom fixed connection of air compressor machine (601) have with drain pipe (604), the middle part fixed mounting of drain pipe (604) has water valve (605).

5. A blow molding apparatus for plastic production as claimed in claim 2, wherein: the inner surface of the groove (104) is provided with a clamping groove, and the outer surface of the buckle (103) is matched with the clamping groove formed in the inner surface of the groove.

6. A blow molding apparatus for plastic production as claimed in claim 3, wherein: one end, far away from the feeding pipe (505), of the discharging pipe I (506) is fixedly connected to an inlet of a pouring chamber (3) in the upper die (102), one end, far away from the feeding pipe (505), of the discharging pipe II (507) is fixedly connected to an inlet of the pouring chamber (3) in the lower die (101), the left side of the vent pipe (602) is fixedly connected with the air compressor (601) and extends into the air compressor (601), and the right side of the vent pipe (602) is fixedly connected with the air outlet (603).

7. A blow molding apparatus for plastic production as claimed in claim 1, wherein: the cutting machine is characterized in that the number of the platform (7), the number of the air cylinders (8), the number of the telescopic rods (9) and the number of the cutters (10) are two, the two cutters are symmetrically and fixedly installed on the left side and the right side of the die body (1), and the lower surfaces of the cutters (10) are tightly attached to the top of the die body (1).