CN209955285U

CN209955285U - Hot blow molding die for pipe production

Info

Publication number: CN209955285U
Application number: CN201920559742.6U
Authority: CN
Inventors: 蒋祖新
Original assignee: Hefei Xin Fluorine Material Technology Co Ltd
Current assignee: Hefei Xin Fluorine Material Technology Co Ltd
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2020-01-17
Anticipated expiration: 2029-04-23

Abstract

The utility model discloses a hot blow mould for pipe fitting production, including inlet pipe portion and outlet pipe portion, be equipped with the copper pipe between inlet pipe portion and the outlet pipe portion, inlet pipe portion and outlet pipe portion end all fixedly connected with retaining ring, the last first retainer plate that has cup jointed of inlet pipe portion, the last second retainer plate that has cup jointed of outlet pipe portion, connect through the bolt between first retainer plate and the second retainer plate, open the feeding through hole in inlet pipe portion, the outlet pipe portion includes shell and inner tube, form the cooling chamber between inner tube and the shell, open the inlet opening on shell upper portion, open the wash port in shell lower part, open the discharging through hole on the inner tube, the diameter of discharging through hole is greater than the diameter of feeding through hole; the utility model is not only scientific and reasonable in structural design, through heating advancing the pipe portion, make the plastics pipe fitting soft, the plastics pipe fitting after softening passes through the copper pipe and gets into out in the tub portion, expands the plastic tubing after softening through outside high pressure device, and the cooling intracavity is poured into cold water and is cooled off, makes the pipe fitting design.

Description

Hot blow molding die for pipe production

Technical Field

The utility model relates to a plastic tubing production technical field, concretely relates to pipe fitting production is with hot blow mould.

Background

Plastic pipes are generally produced by extruding synthetic resins, i.e. polyesters, as raw materials in a pipe-making machine by the "plastic" method with the addition of stabilizers, lubricants, plasticizers, etc.

The plastic pipes are classified into thermoplastic plastic pipes and thermosetting plastic pipes. The thermoplastic material includes polyvinyl chloride pipe, polyethylene pipe, polypropylene pipe, polyformaldehyde pipe, etc.; belongs to thermosetting phenolic plastic pipes and the like. Plastic pipes are generally manufactured to be thermoplastic. The device is mainly used for electronic equipment, medical equipment, chemical equipment and special equipment.

After the conventional thermoplastic plastic pipe is produced, the inner diameter of the pipe cannot be changed, so that a new mold is needed to be invented to change the inner diameter of the pipe conveniently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned problem that exists among the prior art, provide a pipe fitting production is with hot blow molding mould, not only structural design scientific and reasonable through heating advancing the pipe portion, makes the plastics pipe fitting soften, and the plastics pipe fitting after softening passes through the copper pipe and gets into out in tub portion, expands the plastic tubing after softening through outside high pressure equipment, pours into cold water into in the cooling chamber and cools off, makes the pipe fitting design.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:

a hot blow molding die for pipe production comprises an inlet pipe part and an outlet pipe part, wherein a copper pipe is arranged between the inlet pipe part and the outlet pipe part, and the inlet pipe part and the outlet pipe part are coaxially arranged; the two ends of the copper pipe are respectively abutted against the end faces of the pipe inlet part and the pipe outlet part, the end parts, close to the pipe inlet part and the pipe outlet part, of the pipe inlet part are fixedly connected with check rings, a first fixing ring is sleeved on the pipe inlet part, a second fixing ring is sleeved on the pipe outlet part, the first fixing ring and the second fixing ring are connected through bolts, and a feeding through hole is formed in the middle of the pipe inlet part; the pipe outlet part comprises a shell and an inner cylinder, the inner cylinder is inserted into the shell, the joint of the inner cylinder and the shell is sealed, a cooling cavity is formed between the inner cylinder and the shell, a water inlet hole is formed in one side of the shell, a water drain hole is formed in the other side of the shell, a discharge through hole is formed in the inner cylinder, and the diameter of the discharge through hole is larger than that of the feed through hole.

Furthermore, a protection groove is formed in the left end face of the pipe inlet part.

Furthermore, a thread fixing groove is formed in the left end face of the pipe inlet part.

Furthermore, a thermometer placing groove is formed in the upper portion of the pipe inlet portion, and a thermocouple thermometer can be placed in the thermometer placing groove.

Furthermore, a sealing strip is arranged at the joint of the inner barrel and the outer shell or waterproof glue is coated on the joint.

Furthermore, four groups of bolts are arranged and distributed circumferentially.

Furthermore, the inner diameter of the copper pipe is kept consistent, and the inner diameter of the copper pipe is the same as the diameter of the discharge through hole.

Furthermore, the inner diameter of the copper pipe is variable, one end of the copper pipe is the same as the diameter of the feeding through hole, and the other end of the copper pipe is the same as the diameter of the discharging through hole

The utility model has the advantages that:

the utility model is not only scientific and reasonable in structural design, through heating advancing the pipe portion, make the plastics pipe fitting soften, can place thermocouple thermometer in the thermometer standing groove, be convenient for monitor the temperature, the plastics pipe fitting after softening passes through the copper pipe and gets into out in the pipe portion, expand the plastic tubing after softening through outside high pressure device, it cools off to pour into cold water into in the cooling chamber, make the pipe fitting design, the operation is very simple, the pipe fitting precision of producing is higher, it is very convenient to use.

Drawings

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

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic structural view of the present invention;

FIG. 4 is a cross-sectional view of FIG. 3;

fig. 5 is a cross-sectional view of another embodiment.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Example 1

As shown in fig. 1-4, the utility model relates to a hot blow molding die for pipe production, which comprises an inlet pipe part 1 and an outlet pipe part 2, wherein a copper pipe 6 is arranged between the inlet pipe part 1 and the outlet pipe part 2, and the three parts are coaxially arranged; the both ends of copper pipe 6 respectively with advance the terminal surface looks butt of tub portion 1 and exit tube portion 2, advance the equal fixedly connected with retaining ring 7 of tub portion 1 and exit tube portion 2 tip, it has first retainer plate 3 to cup joint on the pipe portion 1 to advance, it has second retainer plate 4 to cup joint on the pipe portion 2 to go out, connect through bolt 5 between first retainer plate 3 and the second retainer plate 4, it has feed opening 13 to open at the pipe portion 1 middle part of advancing, it includes shell 27 and inner tube 23 to go out tub portion 2, inner tube 23 pegs graft in shell 27, the sealed processing is done to inner tube 23 and shell 27 junction, form cooling chamber 26 between inner tube 23 and the shell 27, shell 27 one side is opened has inlet opening 21, the opposite side is opened wash port 22, it has discharge opening 24 to open on the inner tube 23, discharge opening 24's diameter is greater than the diameter of feed opening 13.

The left end surface of the pipe inlet part 1 is provided with a protective groove 14 which can prevent the pipe fittings from being abraded with the end surface of the pipe inlet part 1 when entering from the feeding through hole 13; a thread fixing groove 12 is formed on the left end face of the pipe inlet part 1, so that a fixing device is convenient to mount; the upper part of the pipe inlet part 1 is provided with a thermometer placing groove 11; a thermocouple thermometer can be placed in the thermometer placing groove 11, so that the temperature of the pipe inlet part 1 can be conveniently monitored; four groups of bolts 5 are arranged, and the four groups of bolts 5 are distributed in a circumferential manner; the copper pipe 6 is a circular truncated cone-shaped pipe.

Referring to fig. 4, in particular, a sealing strip 25 is arranged at the joint of the inner cylinder 23 and the outer shell 27, so that water leakage of the cooling cavity is avoided; the inner diameter of the copper tube 6 is kept consistent and is the same as the diameter of the discharging through hole 24.

One specific application of this embodiment is: during the use, install the device through thread fixing groove 12 fixedly, can be linked together inlet opening 21 and outside water source, heat admission pipe portion 1 through external heating equipment, the pipe fitting gets into in admission pipe portion 1 from feed-through 13, can place the thermocouple thermometer in thermometer standing groove 11, be convenient for monitor the temperature of admission pipe portion 1, the pipe fitting is heated in feed-through 13 and softens, get into discharging through hole 24 through copper pipe 6 in, pressurize in the pipe fitting through outside high-pressure equipment, softened pipe fitting expands in discharging through hole 24, laminate mutually with discharging through hole 24's inner wall, cold water gets into cooling chamber 26 via water inlet 21 in, cool off the design to the pipe fitting, the pipe fitting after the cooling design is followed discharging through hole 24 and is discharged, the water in the cooling chamber 26 is discharged via wash port 22.

Example 2

Referring to fig. 5, the difference from the previous embodiment is:

waterproof glue is coated at the joint of the inner cylinder 23 and the outer shell 27; the internal diameter of copper pipe 6 is the reducing, and one end is the same with 13 diameters of feed through hole, and the other end is the same with 24 diameters of discharging hole, makes the pipeline expansion more even like this.

To sum up, the utility model discloses not only structural design scientific and reasonable through heating advancing tub portion, makes the plastics pipe fitting soft, and the plastics pipe fitting after softening passes through the copper pipe and gets into out tub portion in, expands the plastic tubing after softening through outside high pressure device, and cold water is poured into in the cooling chamber and cools off, makes the pipe fitting stereotype.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A hot blow molding die for pipe production is characterized in that: the device comprises an inlet pipe part (1) and an outlet pipe part (2), wherein a copper pipe (6) is arranged between the inlet pipe part (1) and the outlet pipe part (2) and is coaxially arranged; the two ends of the copper pipe (6) are respectively abutted against the end faces of the pipe inlet part (1) and the pipe outlet part (2), the end parts of the pipe inlet part (1) and the pipe outlet part (2) are fixedly connected with check rings (7), a first fixing ring (3) is sleeved on the pipe inlet part (1), a second fixing ring (4) is sleeved on the pipe outlet part (2), the first fixing ring (3) and the second fixing ring (4) are connected through bolts (5), a feeding through hole (13) is formed in the middle of the pipe inlet part (1), the pipe outlet part (2) comprises a shell (27) and an inner cylinder (23), the inner cylinder (23) is inserted into the shell (27), and the joint of the inner cylinder (23) and the shell (27) is subjected to sealing treatment; a cooling cavity (26) is formed between the inner cylinder (23) and the outer shell (27), a water inlet hole (21) is formed in one side of the outer shell (27), a water drain hole (22) is formed in the other side of the outer shell, a discharging through hole (24) is formed in the inner cylinder (23), and the diameter of the discharging through hole (24) is larger than that of the feeding through hole (13).

2. The hot blow mold for producing pipes according to claim 1, wherein: the left end face of the pipe inlet part (1) is provided with a protection groove (14).

3. The hot blow mold for producing pipes according to claim 1, wherein: the left end face of the pipe inlet part (1) is provided with a thread fixing groove (12).

4. The hot blow mold for producing pipes according to claim 1, wherein: the upper part of the pipe inlet part (1) is provided with a thermometer placing groove (11).

5. The hot blow mold for producing pipes according to claim 4, wherein: a thermocouple thermometer can be placed in the thermometer placing groove (11).

6. The hot blow mold for producing pipes according to claim 1, wherein: and a sealing strip (25) is arranged at the joint of the inner cylinder (23) and the outer shell (27) or waterproof glue is coated on the joint.

7. The hot blow mold for producing pipes according to claim 1, wherein: the bolts (5) are provided with four groups, and the four groups of bolts (5) are distributed in a circumferential manner.

8. The hot blow mold for producing pipes according to claim 1, wherein: the inner diameter of the copper pipe (6) is kept consistent, and the inner diameter of the copper pipe is the same as the diameter of the discharging through hole (24).

9. The hot blow mold for producing pipes according to claim 1, wherein: the inner diameter of the copper pipe (6) is variable, one end of the copper pipe is the same as the diameter of the feeding through hole (13), and the other end of the copper pipe is the same as the diameter of the discharging through hole (24).