CN214687518U

CN214687518U - Double-wall corrugated pipe flaring die

Info

Publication number: CN214687518U
Application number: CN202121257227.6U
Authority: CN
Inventors: 彭少星; 刘涛; 王琴; 程理明
Original assignee: Anhui Huaqi Pipe Co ltd
Current assignee: Anhui Huaqi Pipe Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-11-12
Anticipated expiration: 2031-06-07

Abstract

The utility model discloses a double-walled bellows flaring mould, including the centre form, the surface of centre form is equipped with first outer half mould and second outer half mould respectively, and the last fixed surface of first outer half mould is connected with the unloading funnel, the sealed protruding piece of the equal fixedly connected with of inner wall of first outer half mould and second outer half mould, the sealed recess with sealed protruding piece looks adaptation is seted up to the surface of centre form, the first fixed ear of the upper surface of first outer half mould and the equal fixedly connected with of lower surface. This double-walled bellows flaring mould, through setting up first fixed ear, fixed screw post, the fixed ear of second and fixation nut, be convenient for fix first outer half mould and second outer half mould, through setting up sealed protruding piece and sealed recess, make first outer half mould and second outer half mould have fine leakproofness, through setting up the centre form, first outer half mould and second outer half mould, the production of the double-walled bellows flaring section of being convenient for, thereby make whole mould have the effect that makes things convenient for double-walled bellows flaring section production.

Description

Double-wall corrugated pipe flaring die

Technical Field

The utility model relates to a bellows mould technical field specifically is a double-walled bellows flaring mould.

Background

The double-wall corrugated pipe is a novel pipe with an outer wall of an annular structure and a smooth inner wall, the double-wall corrugated pipe has excellent chemical stability, ageing resistance and environmental stress cracking resistance, the outer wall is of an annular corrugated structure, and the annular rigidity of the pipe is greatly enhanced, so that the resistance of the pipe to soil load is enhanced.

For the connection between the convenient double-walled bellows, the flaring section is generally installed at the kneck, but the flaring section that has now links together with the double-walled bellows at the in-process of double-walled bellows production, leads to unable dismantling, has inconveniently when the bellows is connected, influences the installation progress of bellows, for guaranteeing that bellows connection is convenient, need carry out single production to the flaring section of bellows, utilizes solitary flaring section to connect the bellows.

The utility model provides a double-walled bellows flaring mould.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-walled bellows flaring mould 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 double-walled bellows flaring mould, which comprises an internal mold, the surface of centre form overlaps respectively and is equipped with first outer half mould and second outer half mould, the last fixed surface of first outer half mould is connected with unloading funnel, the sealed protruding piece of the equal fixedly connected with of inner wall of first outer half mould and second outer half mould, the sealed recess with sealed protruding piece looks adaptation is seted up to the surface of centre form, the first fixed ear of the upper surface of first outer half mould and the equal fixedly connected with of lower surface, the equal fixedly connected with fixed thread post in side of two first fixed ears, the fixed ear of the upper surface of second outer half mould and the equal fixedly connected with second of lower surface, the through-hole with fixed thread post looks adaptation is seted up to the side of two fixed ears of second, the equal threaded connection of surface of two fixed thread posts has fixation nut.

Preferably, the upper surface of the first outer half die is provided with a discharging channel extending to the inside of the first outer half die, and the discharging channel is communicated with the discharging funnel.

Preferably, the lower surface of the inner mold is fixedly connected with two positioning blocks, and the inner bottom walls of the first outer half mold and the second outer half mold are provided with positioning grooves matched with the positioning blocks.

Preferably, the side surface of the first outer half die is fixedly connected with a positioning protrusion, and the side surface of the second outer half die is provided with a positioning groove matched with the positioning protrusion.

Preferably, the first outer half mold and the second outer half mold are both provided with cooling cavities inside, and the outer surface of the second outer half mold of the first outer half mold is fixedly connected with a liquid inlet pipe and a liquid outlet pipe.

Preferably, the material of the inner mold, the first outer mold half and the second outer mold half is cast iron.

Advantageous effects

The utility model provides a double-walled bellows flaring mould possesses following beneficial effect:

1. this double-walled bellows flaring mould, through setting up first fixed ear, fixed screw post, the fixed ear of second and fixation nut, be convenient for fix first outer half mould and second outer half mould, through setting up sealed protruding piece and sealed recess, make first outer half mould and second outer half mould have fine leakproofness, through setting up the centre form, first outer half mould and second outer half mould, the production of the double-walled bellows flaring section of being convenient for, thereby make whole mould have the effect that makes things convenient for double-walled bellows flaring section production.

2. According to the double-wall corrugated pipe flaring die, the cooling cavity, the liquid inlet pipe and the liquid outlet pipe are arranged, so that the double-wall corrugated pipe is conveniently and rapidly cooled and formed, and the first outer half die and the second outer half die are conveniently connected by arranging the positioning block, the positioning groove, the positioning bulge and the positioning groove.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;

FIG. 2 is a schematic perspective view of a first outer mold half according to the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: the automatic feeding device comprises an inner die 1, a first outer half die 2, a second outer half die 3, a discharging funnel 4, a sealing bulge block 5, a first fixing lug 6, a fixing threaded column 7, a second fixing lug 8, a fixing nut 9, a positioning block 10, a positioning bulge 11, a cooling cavity 12, a liquid inlet pipe 13 and a liquid outlet pipe 14.

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: the utility model provides a double-walled bellows flaring mould, including centre form 1, the surface of centre form 1 overlaps respectively and is equipped with first outer half 2 and second outer half 3, the lower fixed surface of centre form 1 is connected with two locating pieces 10, the constant head tank with locating piece 10 looks adaptation is seted up to the inner diapire of first outer half 2 and second outer half 3, the side fixedly connected with location arch 11 of first outer half 2, the positioning groove with location arch 11 looks adaptation is seted up to the side of second outer half 3, through setting up locating piece 10, the constant head tank, protruding 11 and positioning groove of location, be convenient for be connected between first outer half 2 and the second outer half 3.

Cooling chamber 12 has all been seted up to the inside of first outer half 2 and second outer half 3, and the equal fixedly connected with feed liquor pipe 13 and drain pipe 14 of the surface of the second outer half 3 of first outer half 2, and the material of centre form 1, first outer half 2 and second outer half 3 is cast iron, through setting up cooling chamber 12, feed liquor pipe 13 and drain pipe 14, is convenient for the quick cooling shaping of double-walled bellows.

The upper surface of the first outer half die 2 is fixedly connected with a discharging funnel 4, the upper surface of the first outer half die 2 is provided with a discharging channel extending to the inside of the first outer half die 2, and the discharging channel is communicated with the discharging funnel 4.

The inner walls of the first outer half die 2 and the second outer half die 3 are fixedly connected with a sealing convex block 5, the outer surface of the inner die 1 is provided with a sealing groove matched with the sealing convex block 5, the upper surface and the lower surface of the first outer half die 2 are fixedly connected with first fixing lugs 6, the side surfaces of the two first fixing lugs 6 are fixedly connected with fixing threaded columns 7, the upper surface and the lower surface of the second outer half die 3 are fixedly connected with second fixing lugs 8, the side surfaces of the two second fixing lugs 8 are provided with through holes matched with the fixing threaded columns 7, the outer surfaces of the two fixing threaded columns 7 are respectively in threaded connection with fixing nuts 9, the first fixing lugs 6, the fixing threaded columns 7, the second fixing lugs 8 and the fixing nuts 9 are convenient for fixing the first outer half die 2 and the second outer half die 3, and the first outer half die 2 and the second outer half die 3 have good sealing performance by arranging the sealing convex block 5 and the sealing groove, through setting up centre form 1, first outer half 2 and second outer half 3, the production of the double-walled bellows flaring section of being convenient for to make whole mould have the effect of making things convenient for double-walled bellows flaring section production.

The working principle is as follows: when the double-wall corrugated pipe flaring die needs to be used, the first outer half die 2 and the second outer half die 3 are fixed by the first fixing lug 6, the fixing threaded column 7, the second fixing lug 8 and the fixing screw cap 9, the first outer half die 2 and the second outer half die 3 have good sealing performance by the sealing convex block 5 and the sealing groove, the raw material after the double-wall corrugated pipe is melted is injected into the die from the blanking funnel 4, and the double-wall corrugated pipe is rapidly cooled and formed by the cooling cavity 12, the liquid inlet pipe 13 and the liquid outlet pipe 14, so that the production of the flaring section of the double-wall corrugated pipe can be completed, and the whole die has the effect of facilitating the production of the flaring section of the double-wall corrugated pipe.

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 double-walled bellows flaring mould, includes centre form (1), its characterized in that: the surface of centre form (1) overlaps respectively and is equipped with first outer half mould (2) and second outer half mould (3), the last fixed surface of first outer half mould (2) is connected with unloading funnel (4), the sealed protruding piece (5) of the equal fixedly connected with of inner wall of first outer half mould (2) and second outer half mould (3), the sealed recess with sealed protruding piece (5) looks adaptation is seted up to the surface of centre form (1), the first fixed ear (6) of the equal fixedly connected with of upper surface and lower surface of first outer half mould (2), the equal fixedly connected with fixed thread post (7) in side of two first fixed ears (6), the fixed ear (8) of the equal fixedly connected with second of upper surface and lower surface of second outer half mould (3), the through-hole with fixed thread post (7) looks adaptation is seted up to the side of two fixed ears (8), the equal threaded connection of surface of two fixed thread posts (7) has fixation nut (9).

2. The double-wall corrugated pipe flaring die of claim 1, wherein: the upper surface of the first outer half die (2) is provided with a blanking channel extending to the inside of the first outer half die (2), and the blanking channel is communicated with a blanking funnel (4).

3. The double-wall corrugated pipe flaring die of claim 1, wherein: the lower surface of the inner die (1) is fixedly connected with two positioning blocks (10), and positioning grooves matched with the positioning blocks (10) are formed in the inner bottom walls of the first outer half die (2) and the second outer half die (3).

4. The double-wall corrugated pipe flaring die of claim 1, wherein: the side surface of the first outer half die (2) is fixedly connected with a positioning bulge (11), and the side surface of the second outer half die (3) is provided with a positioning groove matched with the positioning bulge (11).

5. The double-wall corrugated pipe flaring die of claim 1, wherein: cooling cavity (12) have all been seted up to the inside of first outer half mould (2) and second outer half mould (3), and the equal fixedly connected with feed liquor pipe (13) and drain pipe (14) of surface of second outer half mould (3) of first outer half mould (2).

6. The double-wall corrugated pipe flaring die of claim 1, wherein: the inner mold (1), the first outer mold half (2) and the second outer mold half (3) are all made of cast iron.