CN101428313B - End sheath for processing copper corrugated pipe - Google Patents
End sheath for processing copper corrugated pipe Download PDFInfo
- Publication number
- CN101428313B CN101428313B CN2008101364809A CN200810136480A CN101428313B CN 101428313 B CN101428313 B CN 101428313B CN 2008101364809 A CN2008101364809 A CN 2008101364809A CN 200810136480 A CN200810136480 A CN 200810136480A CN 101428313 B CN101428313 B CN 101428313B
- Authority
- CN
- China
- Prior art keywords
- copper
- corrugated pipe
- pipe
- sheath
- copper corrugated
- 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
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 119
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 119
- 239000010949 copper Substances 0.000 title claims abstract description 119
- 239000000463 material Substances 0.000 claims description 7
- 229920001342 Bakelite® Polymers 0.000 claims description 4
- 239000004637 bakelite Substances 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 230000013011 mating Effects 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000000605 extraction Methods 0.000 abstract 1
- 238000001125 extrusion Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
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- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention discloses an end sheath for processing a copper corrugated pipe, which is arranged on helical corrugation forming equipment for the copper corrugated pipe. A copper pipe liner (2) is arranged on the helical corrugation forming equipment, a copper corrugated pipe (1) is sleeved on the copper pipe liner (2), an annular clearance is formed between the inner wall of the copper corrugated pipe (1) and the copper pipe liner (2) on the cross section of the copper corrugated pipe, and the round sheath part of the sheath is inserted into the annular clearance between the inner wall of the copper corrugated pipe (1) and the copper pipe liner (2). By using the technical proposal, the inner wall and the pipe opening of the copper corrugated pipe can not be scratched in the case of roll extraction of helical corrugation, so as to ensure product quality. Moreover, the sheath has the advantages of simple structure, convenient operation and use, and low cost.
Description
Technical field
The invention belongs to the technical field of metal material processing, relate to the process equipment of the shaping processing of copper pipe, more particularly, the present invention relates to a kind of end sheath of worked copper bellows.
Background technology
On air-conditioning equipment, copper pipe need be processed the ripple of one section helicla flute shape.This class processing does not also have standardized universal equipment at present, each enterprise has made some off-gauge special equipments according to the condition of self, utilize a plurality of rollers to be pressed in the surface of copper pipe, the copper pipe rotation, roller is along the axis direction feeding of copper pipe, straight copper pipe is carried out rolling and processing, it is become have the spiral fluted bellows.
On this kind equipment, adopt copper pipe lining bar, copper corrugated pipe is supported when the roll extrusion, prevent that copper pipe from being shriveled by roller.Lining bar cramp head clamps the end that copper pipe serves as a contrast bar, is fixed on the copper pipe lining shaft bar; The axis of copper pipe lining bar and the dead in line of copper corrugated pipe when carrying out roll extrusion, are inserted the endoporus of copper corrugated pipe.
But, because copper corrugated pipe is when the spiral ripple of roll extrusion, the bottom land minimum diameter of its inwall is little more a lot of than the internal diameter of straight copper tube.Supporting role when making copper pipe lining bar play roll extrusion, the diameter of copper pipe lining bar should equal minimum diameter at the bottom of the wave groove of inwall.Like this, between the straight-tube portion inwall of copper corrugated pipe and the copper pipe lining bar annular space is arranged, particularly at the opening part of copper corrugated pipe, because the rotatablely moving of copper corrugated pipe, make that its mouth of pipe and copper pipe lining bar clashes into, scratching, cause the inwall scuffing of copper corrugated pipe.In addition, copper corrugated pipe will utilize its end to carry out axial location, and the bump of its port and keeper can take place, and causes the mouth of pipe damage of copper corrugated pipe.Above-described phenomenon can cause the off quality of copper corrugated pipe.
Summary of the invention
Problem to be solved by this invention provides a kind of end sheath of worked copper bellows, its objective is copper corrugated pipe when roll extrusion helicon groove, avoids its inwall and the mouth of pipe to scratch.
To achieve these goals, the technical scheme taked of the present invention is:
The end sheath of this a kind of worked copper bellows provided by the present invention, be located on the copper corrugated pipe helical corrugation forming apparatus, on this equipment, if copper pipe lining bar, described copper corrugated pipe is enclosed within on the copper pipe lining bar, on its cross section, between the inwall of described copper corrugated pipe and the copper pipe lining bar annular space is arranged, in the circle cover body portion insertion copper corrugated pipe inwall and the annular space between the copper pipe lining bar of described sheath.
For making the present invention more perfect, more detailed and concrete technical scheme below also further having proposed, to obtain best practical function, realize goal of the invention better, and improve novelty of the present invention and creativeness:
The material of described sheath is plastics or bakelite.
The end of described sheath outside being positioned at copper corrugated pipe also is provided with flange, and the external diameter of its flange is greater than the external diameter of copper corrugated pipe.
The mating part of described sheath and copper corrugated pipe inwall is with the inwall formation interference fit of copper corrugated pipe; Between the endoporus of described sheath and the copper pipe lining bar is matched in clearance.
Described sheath is being positioned at the part of copper corrugated pipe, and the cylindrical of its end is a taper, and the direction of its taper is that the port begins, and axially external diameter increases gradually.
The present invention adopts technique scheme, makes copper corrugated pipe when roll extrusion helicon groove, and its inwall and the mouth of pipe can not be scratched, and have guaranteed product quality.In addition, sheath is simple in structure, easy for operation, with low cost.
Description of drawings
Below expressed content of the accompanying drawing of this specification and the mark among the figure are briefly explained:
Fig. 1 is a structural representation of the present invention.
Be labeled as among the figure:
1, copper corrugated pipe, 2, copper pipe lining bar, 3, sheath, 4, copper pipe lining shaft bar.
The specific embodiment
Contrast accompanying drawing below, by description to embodiment, to effect and operation principle, the manufacturing process of the mutual alignment between the shape of the specific embodiment of the present invention such as related each member, structure, the each several part and annexation, each several part and manipulate method etc., be described in further detail, inventive concept of the present invention, technical scheme had more complete, accurate and deep understanding to help those skilled in the art.
The of the present invention structure expressed as Fig. 1, the present invention is a kind of end sheath of worked copper bellows, be located on the copper corrugated pipe helical corrugation forming apparatus, on this equipment, if copper pipe lining bar 2, described copper corrugated pipe 1 is enclosed within on the copper pipe lining bar 2, on its cross section, between the inwall of described copper corrugated pipe 1 and the copper pipe lining bar 2 annular space is arranged.The effect of adopting copper pipe lining bar is copper corrugated pipe 1 to be supported during in roll extrusion, preventing that copper pipe from being shriveled by roller.Lining bar cramp head clamps the end that copper pipe serves as a contrast bar 2, is fixed on the copper pipe lining shaft bar 4.
In order to solve the problem that exists at the described present known technology of this specification background technology part and to overcome its defective, realize copper corrugated pipe when roll extrusion helicon groove, the goal of the invention of avoiding its inwall and the mouth of pipe to be scratched, the technical scheme that the present invention takes is:
As shown in Figure 1, the end sheath of this a kind of worked copper bellows provided by the present invention is in circle cover body portion insertion copper corrugated pipe 1 inwall and the annular space between the copper pipe lining bar 2 of described sheath 3.
Adopt aforesaid way, make copper corrugated pipe 1 can not produce radially swing when rotated because of the gap between its inner tubal wall and the copper pipe lining bar, clash into, add man-hour, it is more steady that copper corrugated pipe 1 rotates, and the quality of helicon groove is guaranteed.
In order to help those skilled in the art can more easily implement the present invention, the present invention also provides following exemplifying embodiment, selects to use for it:
Exemplifying embodiment one:
The material of the sheath 3 that technique scheme is described is plastics.
Exemplifying embodiment two:
Perhaps, the material of the described sheath 3 of technique scheme is a bakelite.
The material that in exemplifying embodiment one and exemplifying embodiment two, is provided, be in use, the relative softer character of utilizing above-mentioned material to have, and have certain toughness and wearability, 1 of copper corrugated pipe contacts with the sheath 3 that plastics or bakelite are made, can not be scratched, guarantee product quality.
Exemplifying embodiment three:
Above-described sheath 3, it is positioned at copper corrugated pipe 1 outer end and also is provided with flange, and the external diameter of its flange is greater than the external diameter of copper corrugated pipe 1.
The purpose that flange is set has two: the one, prevent that sheath 3 from slipping into the inside of copper corrugated pipe 1; The 2nd, rise the mouth of pipe of copper corrugated pipe 1 is listened protective effect.Because copper corrugated pipe 1 will utilize its end to carry out axial location, and the bump of its port and keeper can take place, cause the mouth of pipe damage of copper corrugated pipe.After taking said method, the mouth of pipe of copper corrugated pipe 1 only contacts with sheath 3, and line up plays a very good protection.
Exemplifying embodiment four:
When reality is used, require to expand cover 3 and rotate with copper corrugated pipe, do not rub each other, so its structure that adopts is: the mating part of described sheath 3 and copper corrugated pipe 1 inwall, with the inwall formation interference fit of copper corrugated pipe 1; Rotate with copper corrugated pipe owing to expand cover 3, and described copper pipe lining bar 2 is non-rotary that so it is matched in clearance that the endoporus of sheath 3 serves as a contrast between the bar 2 with copper pipe, formation between the two relatively rotates.
Above-mentioned sheath 3 forms interference fit with copper corrugated pipe 1 inwall, and its concrete method is: when making sheath, the diameter of the mating part of sheath is processed into is a bit larger tham copper corrugated pipe 1 inwall.When sheath 3 inserts copper corrugated pipe 1 endoporus,, can in copper corrugated pipe 1, form the effect of jam-packed, and crowded expansive force can be very not big, can not cause damage to copper corrugated pipe 1 inwall because the material of sheath 3 has the certain deformation ability.
Exemplifying embodiment five:
Said structure has been guaranteed copper corrugated pipe 1 in that to add man-hour injury-free, and its technical scheme did not occur on a public occasion, was not put down in writing by all kinds of technical literature data yet; Compared with prior art, have substantial characteristics and technological progress, and can on industry, be applied and promote.So the present invention has novelty, creativeness and practicality.
In conjunction with the accompanying drawings the present invention has been carried out exemplary description above; obviously specific implementation of the present invention is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or design of the present invention and technical scheme are directly applied to other occasion without improving, all within protection scope of the present invention.
Claims (1)
1. the end sheath of a worked copper bellows, be located on the copper corrugated pipe helical corrugation forming apparatus, on this equipment, if copper pipe lining bar (2), described copper corrugated pipe (1) is enclosed within on the copper pipe lining bar (2), on its cross section, between the inwall of described copper corrugated pipe (1) and the copper pipe lining bar (2) annular space is arranged, it is characterized in that: in circle cover body portion insertion copper corrugated pipe (1) inwall and the annular space between the copper pipe lining bar (2) of described sheath (3); The material of described sheath (3) is plastics or bakelite; The end of described sheath (3) outside being positioned at copper corrugated pipe (1) also is provided with flange, and the external diameter of its flange is greater than the external diameter of copper corrugated pipe (1); The mating part of described sheath (3) and copper corrugated pipe (1) inwall is with the inwall formation interference fit of copper corrugated pipe (1); Between the endoporus of described sheath (3) and the copper pipe lining bar (2) is matched in clearance; Described sheath (3) is in the part that is positioned at copper corrugated pipe (1), and the cylindrical of its end is a taper, and the direction of its taper is that the port begins, and axially external diameter increases gradually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101364809A CN101428313B (en) | 2008-12-15 | 2008-12-15 | End sheath for processing copper corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101364809A CN101428313B (en) | 2008-12-15 | 2008-12-15 | End sheath for processing copper corrugated pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101428313A CN101428313A (en) | 2009-05-13 |
| CN101428313B true CN101428313B (en) | 2010-10-27 |
Family
ID=40644071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101364809A Expired - Fee Related CN101428313B (en) | 2008-12-15 | 2008-12-15 | End sheath for processing copper corrugated pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101428313B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672413A (en) * | 2012-05-18 | 2012-09-19 | 宁波连通设备制造有限公司 | Device for processing spiral grooved tube |
| CN112704967A (en) * | 2020-12-26 | 2021-04-27 | 张雷 | Manufacturing method of activated carbon filter screen |
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2008
- 2008-12-15 CN CN2008101364809A patent/CN101428313B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101428313A (en) | 2009-05-13 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ANHUI JINGCHENG COPPER CO., LTD. Free format text: FORMER OWNER: WUHU HAODA METALS CO., LTD. Effective date: 20110526 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 241000 LIFENG MACHINERY FACTORY, MATANG TOWN, YIJIANG DISTRICT, WUHU CITY, ANHUI PROVINCE TO: 241008 NO. 8, JIUHUA NORTH ROAD, WUHU CITY, ANHUI PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20110526 Address after: 241008 Anhui province Wuhu City Jiuhua Road No. 8 Patentee after: Anhui Jingcheng Copper Co., Ltd. Address before: 241000 Anhui Province, Wuhu city Yijiang District Ma Tang Zhen Li Feng Machinery Factory Patentee before: Wuhu Haoda Metals Co., Ltd. |
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| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 241008 Anhui province Wuhu City Jiuhua Road No. 8 Patentee after: ANHUI TRUCHUM ADVANCED MATERIALS AND TECHNOLOGY CO., LTD. Address before: 241008 Anhui province Wuhu City Jiuhua Road No. 8 Patentee before: Anhui Jingcheng Copper Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101027 Termination date: 20191215 |
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| CF01 | Termination of patent right due to non-payment of annual fee |