CN205393277U - Interior high -pressure forming device of double bend parallels - Google Patents

Interior high -pressure forming device of double bend parallels Download PDF

Info

Publication number
CN205393277U
CN205393277U CN201521051284.3U CN201521051284U CN205393277U CN 205393277 U CN205393277 U CN 205393277U CN 201521051284 U CN201521051284 U CN 201521051284U CN 205393277 U CN205393277 U CN 205393277U
Authority
CN
China
Prior art keywords
drift
axial thrust
pipe
built
port
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201521051284.3U
Other languages
Chinese (zh)
Inventor
肖小亭
陈名涛
肖可畏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong University of Technology
Original Assignee
Guangdong University of Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong University of Technology filed Critical Guangdong University of Technology
Priority to CN201521051284.3U priority Critical patent/CN205393277U/en
Application granted granted Critical
Publication of CN205393277U publication Critical patent/CN205393277U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to an interior high -pressure forming device of double bend parallels. Including an axial thrust drift, the 2nd axial thrust drift, first backpressure drift, second backpressure drift, built -in plug etc, wherein the pipe be equipped with respectively with four communicating ports of the lumen that the pipe is established, the pipe is put into to built -in plug, and pass the first port and the second port of pipe, the pipe is placed in forming die, an axial thrust drift and the 2nd axial thrust drift are all installed in forming die, and the one end of an axial thrust drift is touched with the first port of pipe and is connect, the one end of the 2nd axial thrust drift is touched with the second port of pipe and is connect, an axial thrust cavity that the drift is established and the 2nd axial thrust cavity that the drift is established all communicate with each other with the lumen of pipe, the one end of first backpressure drift and second backpressure drift is touched with the third port of pipe and fourth port respectively and is connect. The utility model provides a thickness attenuation and feed supplement difficulty and the appearance wrinkly and the scheduling problem that breaks when the branch pipe expands shape.

Description

A kind of double branch pipe internal high pressure forming device side by side
Technical field
This utility model is a kind of double branch pipe internal high pressure forming device side by side, belongs to the innovative technology of double branch pipe internal high pressure forming device arranged side by side.
Background technology
Tradition side by side double branch pipe (Fig. 1) major part adopts casting, be welded to connect shaping and expansion forming technique makes, the field such as extensive use chemical industry, daily life.In above-mentioned three kinds of manufacturing process, casting is the simplest forming technology, the double branch pipe part arranged side by side of more complicated and higher arm can be obtained, but use owing to casting technique itself, its molding double branch pipe arranged side by side material therefor and the quality of item after shaping are limited in certain scope;The technique being welded to connect figuration manufacture double branch pipe arranged side by side is first boring on supervisor, then by branch pipe welding to supervisor, forms double branch pipe arranged side by side.Relative to casting double branch pipe technique arranged side by side, high-quality tubing can be welded to connect shaping by this to be welded to connect shaping, and the height of arm does not have any restriction, but the shortcoming of this process program be due to supervisor on perforate again by branch pipe welding supervisor on, so the sealing wire of supervisor and arm is exactly a complicated space curve, just because of the existence of space sealing wire, easily produces welding slag, hole at welding region, cause weld seam to be corroded, cause that seepy question occurs;In order to overcome casting and weld the shortcoming of double branch pipe arranged side by side, adopt the method that straight-through tubing in addition inner high voltage forms it into arm can obtain all-in-one-piece double branch pipe arranged side by side.It is obtained by the method for Plastic Forming owing to inner high voltage forms double branch pipe arranged side by side, so its quality is good, overcoming the deficiency that casting brings to product quality with welding method, this is also that a lot of occasions using double branch pipe arranged side by side wish one of reason of application expansion forming double branch pipe arranged side by side at present.Therefore the method in internal high pressure forming double branch pipe road arranged side by side is also received publicity and is paid attention to.But, the method of existing employing internal high pressure forming double branch pipe arranged side by side, wall thickness owing to forming generally arm in arm process at straight-through tubing by inner high voltage is thinning, causing the height by direct expansion forming double branch pipe arranged side by side to be restricted, this has also had a strong impact on the use of internal high pressure forming double branch pipe arranged side by side.For this, research and develop a kind of can improve shape double branch pipe height arranged side by side method, for obtain higher-quality double branch pipe arranged side by side tool be of great significance.
Summary of the invention
The purpose of this utility model is in that to consider that the problems referred to above provide a kind of double branch pipe internal high pressure forming device side by side.Lower thickness and feed supplement is difficult and the easily wrinkling and problem such as break when this utility model solves arm bulging.This utility model is simple to operation, it is easy to accomplish.
nullThe technical solution of the utility model is: double branch pipe internal high pressure forming device arranged side by side of the present utility model,Include the first axial thrust drift、Second axial thrust drift、First replenishing valve、Second replenishing valve、First built-in balancing spring、Second built-in balancing spring、Shaping dies、First back pressure drift、Second back pressure drift、Pipe、Built-in plug,Wherein pipe be provided with respectively with pipe set by four ports communicating of tube chamber,Built-in plug puts into pipe,And pass the first port and second port of pipe,Pipe is placed in shaping dies,First axial thrust drift and the second axial thrust drift are all installed in shaping dies,And first first port of one end and pipe of axial thrust drift touch,One end of second axial thrust drift and the second port of pipe touch,First built-in balancing spring is installed in the cavity set by the first axial thrust drift,And first one end of one end and built-in plug of built-in balancing spring touch,Set by the other end of the first built-in balancing spring and the first axial thrust drift, the cavity wall of cavity touches,Second built-in balancing spring is installed in the cavity set by the second axial thrust drift,And second the other end of one end and built-in plug of built-in balancing spring touch,Set by the other end of the second built-in balancing spring and the second axial thrust drift, the cavity wall of cavity touches,Cavity set by first axial thrust drift and cavity set by the second axial thrust drift all communicate with the tube chamber of pipe,First replenishing valve is installed on the first axial thrust drift,Second replenishing valve is installed on the second axial thrust drift,Highly pressurised liquid passes through the first replenishing valve energy topping up in cavity set by the first axial thrust drift,Highly pressurised liquid passes through the second replenishing valve energy topping up in cavity set by the second axial thrust drift,First back pressure drift and the second back pressure drift are installed on shaping dies,And first one end of back pressure drift and the second back pressure drift touch with the 3rd port of pipe and the 4th port respectively.
This utility model adopts inner high voltage process forming double branch pipe arranged side by side, it is possible to controls the volume of arm by adjusting the volume size of poly-hopper set by built-in plug, solves the arm rare problem of bulging feed supplement.Additionally, by adding built-in plug at pipe internal diameter, pipe is carried out internal high pressure forming, efficiently solves pipe flexing and wrinkling problem, this utility model is a kind of easy to operate, it is easy to accomplish double branch pipe internal high pressure forming device arranged side by side.
Accompanying drawing explanation
Fig. 1 is the structural representation of double branch pipe arranged side by side;
Fig. 2 is double branch pipe preform arranged side by side poly-material schematic diagram.Placing in mould by pipe and plug, left and right thrust drift axial feed drift is to the original state of pipe end, and tubing jumping-up makes material fill the view of the poly-hopper of plug;
Fig. 3 is the end-state of the internal high pressure forming of double branch pipe arranged side by side.
Detailed description of the invention
Embodiment:
nullStructural representation of the present utility model such as Fig. 1、2、Shown in 3,Double branch pipe internal high pressure forming device arranged side by side of the present utility model,Include the first axial thrust drift 1、Second axial thrust drift 10、First replenishing valve 2、Second replenishing valve 11、First built-in balancing spring 3、Second built-in balancing spring 9、Shaping dies 4、First back pressure drift 5、Second back pressure drift 6、Pipe 7、Built-in plug 8,Wherein pipe 7 be provided with respectively with pipe 7 set by four ports communicating of tube chamber,Built-in plug 8 puts into pipe 7,And pass the first port and second port of pipe 7,Pipe 7 is placed in shaping dies 4,First axial thrust drift 1 and the second axial thrust drift 10 are all installed in shaping dies 4,And first first port of one end and pipe 7 of axial thrust drift 1 touch,One end of second axial thrust drift 10 and the second port of pipe 7 touch,First built-in balancing spring 3 is installed in the cavity set by the first axial thrust drift 1,And first one end of one end and built-in plug 8 of built-in balancing spring 3 touch,Set by the other end of the first built-in balancing spring 3 and the first axial thrust drift 1, the cavity wall of cavity touches,Second built-in balancing spring 9 is installed in the cavity set by the second axial thrust drift 10,And second the other end of one end and built-in plug 8 of built-in balancing spring 9 touch,Set by the other end of the second built-in balancing spring 9 and the second axial thrust drift 10, the cavity wall of cavity touches,Cavity set by first axial thrust drift 1 and cavity set by the second axial thrust drift 10 all communicate with the tube chamber of pipe 7,First replenishing valve 2 is installed on the first axial thrust drift 1,Second replenishing valve 11 is installed on the second axial thrust drift 10,Highly pressurised liquid passes through the first replenishing valve 2 energy topping up in cavity set by the first axial thrust drift 1,Highly pressurised liquid passes through the second replenishing valve 11 energy topping up in cavity set by the second axial thrust drift 10,First back pressure drift 5 and the second back pressure drift 6 are installed on shaping dies 4,And first one end of back pressure drift 5 and the second back pressure drift 6 touch with the 3rd port of pipe 7 and the 4th port respectively.This utility model controls the volume of arm by adjusting the volume size of the set poly-hopper of built-in plug, solves the arm rare problem of bulging feed supplement.Additionally, by adding built-in plug at pipe 7 internal diameter, pipe 7 is carried out internal high pressure forming, efficiently solves pipe flexing and wrinkling problem.
In the present embodiment, the other end of an above-mentioned back pressure drift 5 and the second back pressure drift 6 is placed on outside shaping dies 4.The other end of above-mentioned first axial thrust drift 1 and the second axial thrust drift 10 is placed on outside shaping dies 4.
The manufacturing process of double branch pipe internal high pressure forming device arranged side by side of the present utility model, comprises the following steps that
1) built-in plug 8 is put into tube chamber set by pipe 7, pipe 7 is placed to shaping dies 4, by the position that the first built-in balancing spring 3 and the second built-in balancing spring 9 make built-in plug 8 be maintained at requirement, at this moment, close the first replenishing valve 2 and the second replenishing valve 11;
2) firmly make the first axial thrust drift 1 at two ends and the second axial thrust drift 10 move to the direction of pipe 7, pipe 7 upsetting squeeze is carried out to centre poly-material;
3) when the first axial thrust drift 1 and the second axial thrust drift 10 arrive certain position, after poly-material completes, open the first replenishing valve 2 and the second replenishing valve 11, highly pressurised liquid passes through the first replenishing valve 2 topping up in cavity set by the first axial thrust drift 1, highly pressurised liquid passes through the second replenishing valve 11 topping up in cavity set by the second axial thrust drift 10, meanwhile, the first back pressure drift 5 and the second back pressure drift 6 are pressed downward against to the 3rd port of pipe 7 and the side of the 4th port;
4) under the combined effect of the first axial thrust drift 1 and the back pressure of the axial thrust of the second axial thrust drift 10 and the pressure of highly pressurised liquid and the first back pressure drift 5 and the second back pressure drift 6, pipe 7 is made to be configured to double branch pipe arranged side by side.
In the present embodiment, above-mentioned first axial thrust drift 1 and the axial thrust of the second axial thrust drift 10, the pressure of highly pressurised liquid, the first back pressure drift 5 the relation of back pressure be the relation of constraint mutually, in order to obtain high arm, can by experiment or by existing empirical data Reasonable adjustment axial thrust, s and back pressure, to meet the physical dimension requirement of formation of parts.

Claims (3)

  1. null1. a double branch pipe internal high pressure forming device arranged side by side,It is characterized in that including the first axial thrust drift、Second axial thrust drift、First replenishing valve、Second replenishing valve、First built-in balancing spring、Second built-in balancing spring、Shaping dies、First back pressure drift、Second back pressure drift、Pipe、Built-in plug,Wherein pipe be provided with respectively with pipe set by four ports communicating of tube chamber,Built-in plug puts into pipe,And pass the first port and second port of pipe,Pipe is placed in shaping dies,First axial thrust drift and the second axial thrust drift are all installed in shaping dies,And first first port of one end and pipe of axial thrust drift touch,One end of second axial thrust drift and the second port of pipe touch,First built-in balancing spring is installed in the cavity set by the first axial thrust drift,And first one end of one end and built-in plug of built-in balancing spring touch,Set by the other end of the first built-in balancing spring and the first axial thrust drift, the cavity wall of cavity touches,Second built-in balancing spring is installed in the cavity set by the second axial thrust drift,And second the other end of one end and built-in plug of built-in balancing spring touch,Set by the other end of the second built-in balancing spring and the second axial thrust drift, the cavity wall of cavity touches,Cavity set by first axial thrust drift and cavity set by the second axial thrust drift all communicate with the tube chamber of pipe,First replenishing valve is installed on the first axial thrust drift,Second replenishing valve is installed on the second axial thrust drift,Highly pressurised liquid passes through the first replenishing valve energy topping up in cavity set by the first axial thrust drift,Highly pressurised liquid passes through the second replenishing valve energy topping up in cavity set by the second axial thrust drift,First back pressure drift and the second back pressure drift are installed on shaping dies,And first one end of back pressure drift and the second back pressure drift touch with the 3rd port of pipe and the 4th port respectively.
  2. 2. double branch pipe internal high pressure forming device arranged side by side according to claim 1, it is characterised in that the other end of above-mentioned first back pressure drift and the second back pressure drift is placed on outside shaping dies.
  3. 3. double branch pipe internal high pressure forming device arranged side by side according to claim 1, it is characterised in that the other end of above-mentioned first axial thrust drift and the second axial thrust drift is placed on outside shaping dies.
CN201521051284.3U 2015-12-16 2015-12-16 Interior high -pressure forming device of double bend parallels Expired - Fee Related CN205393277U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521051284.3U CN205393277U (en) 2015-12-16 2015-12-16 Interior high -pressure forming device of double bend parallels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521051284.3U CN205393277U (en) 2015-12-16 2015-12-16 Interior high -pressure forming device of double bend parallels

Publications (1)

Publication Number Publication Date
CN205393277U true CN205393277U (en) 2016-07-27

Family

ID=56449246

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201521051284.3U Expired - Fee Related CN205393277U (en) 2015-12-16 2015-12-16 Interior high -pressure forming device of double bend parallels

Country Status (1)

Country Link
CN (1) CN205393277U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105710184A (en) * 2015-12-16 2016-06-29 广东工业大学 Parallel double-branch-pipe inner high pressure forming device and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105710184A (en) * 2015-12-16 2016-06-29 广东工业大学 Parallel double-branch-pipe inner high pressure forming device and method

Similar Documents

Publication Publication Date Title
CN105436285A (en) Stamping-bulge forming device and method for increasing height of t-branch pipe
CN103537509B (en) A kind of large-scale multi-nozzle pipeline thermal extrusion forming process is formulated and die design method
CN105598265A (en) Overall forming method of small-relative-bending-radius and large-diameter-thickness-ratio thin-walled bent pipe fitting
CN103962406B (en) A kind of divergent die shaping pipe squeezes swollen assembling die
CN205393277U (en) Interior high -pressure forming device of double bend parallels
CN103691796A (en) Large internal high-pressure forming die
CN205183456U (en) Increase bloated shaper of rammer of tee branch height
CN203221135U (en) Pipe joint expanded-connection expansion-sleeve die
CN103691794A (en) Self-pressurization forming method for hollow parts
CN103737790B (en) A kind of foaming with gas device
CN101972914A (en) Manufacture method for bending crooked pipe
CN105921587A (en) Forming machining method and device for three branch pipes side by side
CN105710184A (en) Parallel double-branch-pipe inner high pressure forming device and method
CN205966933U (en) Shaping processingequipment of three branch pipes side by side
CN105013919B (en) Hydroforming device and method of spatial multi-feature hollow body component
CN103658476A (en) Integrated forming method for thick-wall hollow forge piece with boss on abnormal end face excircle
CN105195625A (en) Necking tee joint processing die and method of processing tee joint by using same
CN105537344A (en) Multi-connected-elbow compression molding device
CN203804009U (en) Hydraulic forming device for spacial multi-feature empty body component
CN105921586A (en) Side-by-side double-branch-pipe upsetting, rolling and expanding composite forming device and method
CN204195166U (en) Stainless steel tee pipe fitting processing tool
CN104226871B (en) Plastic deformation squeezes forging molding method
CN203945546U (en) The gas source control system of three layers of shaper vulcanizer of hydraulic pressure
CN103341544B (en) A kind of multistage Ω pipe inside high-pressure forming method and device
CN203697409U (en) External ejection mechanism of plastic pipe fitting mould product

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160727

Termination date: 20181216

CF01 Termination of patent right due to non-payment of annual fee