CN105964784A - External flanging puncher pin - Google Patents
External flanging puncher pin Download PDFInfo
- Publication number
- CN105964784A CN105964784A CN201610407620.6A CN201610407620A CN105964784A CN 105964784 A CN105964784 A CN 105964784A CN 201610407620 A CN201610407620 A CN 201610407620A CN 105964784 A CN105964784 A CN 105964784A
- Authority
- CN
- China
- Prior art keywords
- flanging
- deburring
- hole section
- hole
- core rod
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/003—Simultaneous forming, e.g. making more than one part per stroke
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
- Milling, Broaching, Filing, Reaming, And Others (AREA)
- Punching Or Piercing (AREA)
Abstract
The invention relates to an external flanging puncher pin which comprises an external flanging mold core and a deburring outer sleeve. One end of the external flanging mold core is an external flanging end; the other end of the external flanging mold core is a connecting end; and the external flanging end is in a shape of a cone with the diameter gradually increasing towards the connecting end. The deburring outer sleeve is in detachable connection with the external flanging mold core; the external flanging mold core is mounted in an inner hole of the deburring external sleeve; one end of the deburring outer sleeve is a deburring end; and a gap is arranged between the deburring end and the external flanging end. The inner hole is a step hole with a first hole section and a second hole section; the inner diameter of the first hole section is smaller than the inner diameter of the second hole section; the connecting end of the external flanging mold core is mounted in the first hole section through a fastener; the second hole section forms the deburring end; and a chamfer is arranged on the step portion of the second hole section. According to the external flanging puncher pin, the inner wall and the outer wall of a copper tube are compressed simultaneously through the external flanging end and the deburring end, so that the requirements for the inner diameter dimensions and the outer diameter dimensions of the copper tube are met; inner burrs are removed through the chamfer in the external flanging process, the quality of a tube opening is improved, and the production efficiency is also improved.
Description
Technical field
The present invention relates to pipe end processing and forming mould applications, particularly relate to a kind of flanging drift.
Background technology
The mouth of pipe quality of copper pipe deburring is always a bottleneck of pipe end processing and forming, the quality of crudy
Directly influence interior pipe arrangement and the efficiency of upper snap joint.Owing to current pipe end forming die tool is the most common
Flaring die and reducing die two kinds, do not have special deburring drift.
In order to ensure upper snap joint and the prescription of interior pipe arrangement, often need to process burr and flanging simultaneously
Problem, it is ensured that the dimensional requirement of copper pipe internal-and external diameter.Therefore deburring operation need to divide two stroke processing, typically
First carry out flanging operation, then carry out deburring operation, owing to two techniques can not be carried out simultaneously, and,
Said method complex procedures, production efficiency is relatively low.
Because above-mentioned defect, the design people, the most in addition research and innovation, to founding a kind of novel knot
The flanging drift of structure so that it is have more the value in industry.
Summary of the invention
For solving above-mentioned technical problem, it is an object of the invention to provide one can be carried out flanging and goes simultaneously
The flanging drift of deburring operation.
The flanging drift of the present invention, including
-flanging core rod, its one end is flanging end, and the other end is for connecting end, and described flanging end is diametrically
The taper gradually increased to described connection end；
-deburring overcoat, removably connects with described flanging core rod, and described flanging core rod is arranged on described
In the endoporus of deburring overcoat, one end of described deburring overcoat is unhairing barbed end, described unhairing barbed end and institute
State, between flanging end, there is gap；
Wherein, described endoporus is to have the first hole section and the shoulder hole of the second hole section, described first hole section interior
Footpath is arranged on described less than the internal diameter of described second hole section, the connection end of described flanging core rod by securing member
In first hole section, described second hole section forms described unhairing barbed end；Described second hole section is provided with down at ladder
Angle.
Further, the angle of described chamfering is equal with the cone angle of described flanging end.
Further, between edge and the bottom of described chamfering of described flanging end diameter maximum, there is institute
State gap.
Further, described flanging end outer wall is provided with some reinforcements isometric with its bus, and two is adjacent
Gully is formed between described reinforcement.
Further, the connection end of described flanging core rod is provided with binding groove, the middle part of described deburring overcoat
It is provided with, at corresponding described binding groove, the connecting hole matched with described securing member.
Further, described securing member is screw, and described connecting hole is for having female through hole.
By such scheme, the flanging drift of the present invention utilizes flanging end and unhairing barbed end to press copper simultaneously
The inside and outside wall of pipe, can guarantee that the inside/outside diameter size requirement of copper pipe, and utilizes chamfering to remove while flanging
Inner burr, improves mouth of pipe quality, also improves production efficiency.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technology of the present invention
Means, and can being practiced according to the content of description, below with presently preferred embodiments of the present invention and coordinate attached
After figure describes in detail such as.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of present invention China and foreign countries flange core rod.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, the detailed description of the invention of the present invention is described in further detail.With
Lower embodiment is used for illustrating the present invention, but is not limited to the scope of the present invention.
Seeing Fig. 1 and Fig. 2, a kind of flanging drift described in a preferred embodiment of the present invention, including flanging
Core rod 10, removably connects deburring overcoat 20 with flanging core rod 10.One end of flanging core rod 10 is
Flanging end 11, the other end is for connecting end 12, and flanging end 11 is the most gradually to connecting what end 12 increased
Taper；Flanging core rod 10 is arranged in the endoporus 21 of deburring overcoat 20, the one of deburring overcoat 20
End is unhairing barbed end 22, has gap between unhairing barbed end 22 and flanging end 11.Wherein, endoporus 21 is
Having the first hole section 23 and shoulder hole of the second hole section 24, the internal diameter of the first hole section 23 is less than the second hole section 24
Internal diameter, the connection end 12 of flanging core rod 10 is arranged in the first hole section 23 by securing member 40, the
Two hole sections 24 form unhairing barbed end 22；Second hole section 24 is provided with chamfering 25 at ladder.
Flanging core rod 10 in the present invention plays flanging effect, by the mouthpiece cover of copper pipe flange core rod 10 outside
Flanging end 11 on, due to flanging end 11 the most gradually to connect end 12 increase taper, in work
The mouth of pipe can be carried out flanging during work；Utilize the gap between unhairing barbed end 22 and flanging end 11
30, tube wall can be placed in this gap 30, so, flanging end 11 is placed in the mouth of pipe；Again because of the second hole
Section 24 is provided with chamfering 25 at ladder, and while flanging, chamfering 25 contacts with the mouth of pipe, utilizes chamfering
The inner burr produced during 25 that is removable mouth of pipe flangings, production process becomes simple, thus improves
Production efficiency.Further, between edge and the bottom of chamfering 25 of flanging end 11 diameter maximum also
There is above-mentioned gap 30, the size in gap 30 can be determined according to the wall thickness of copper pipe, thus ensure internal-and external diameter
Dimensional requirement.
For further ensuring that copper pipe internal diameter size, the angle of chamfering 25 and the cone of flanging end 11 in the present invention
Angle is equal so that when flanging, utilizes chamfering 25 to stop copper pipe to produce irregular deformation.
Owing to the present invention is to utilize flanging end 11 mouth of pipe to strut inside the mouth of pipe formation flanging, for guaranteeing
The mouth of pipe can quickly be strutted by flanging end 11 by copper pipe inboard wall stress, present invention flared ends 11 outer wall outside
It is provided with some reinforcements 13 isometric with its bus, between two adjacent said rib 13, forms gully.Utilize each
For linear contact lay between flanging end 11 and copper pipe inwall that reinforcement 13 makes, the contact of contact area phase specific surface subtracts
Few a lot, thus in the case of identical active force, increase the pressure suffered by copper pipe inwall, it is thus possible to
Enough quickly the mouth of pipe is strutted.
For ease of flanging core rod 10 is installed with deburring overcoat 20, present invention flange core rod outside
The connection end 12 of 10 is provided with binding groove 14, and at the middle part correspondence binding groove of deburring overcoat 20,14 are provided with
The connecting hole matched with securing member 40.Concrete, securing member 40 is screw, and connecting hole is for having interior spiral shell
The through hole of stricture of vagina, utilizes threaded mode, it is achieved deburring overcoat 20 is removable with flanging core rod 10
Unload connection.
The operation principle of the present invention is as follows:
First being directly installed on pipe end forming machine by flanging drift, copper pipe to be processed is placed on pipe end forming machine
Clamp in clamping.Along with stroke movement, during work, the flanging end 11 of flanging core rod 10 first with copper
Inside pipe wall contacts, and liquidates copper pipe internal diameter outward flanging and ensures internal diameter size；Deburring overcoat 20 immediately
Chamfering 25 and copper pipe contact internal walls, remove inner burr to copper pipe；During drift backhaul, the of deburring overcoat 20
The inwall of two hole sections 24 contacts with the mouth of pipe of flanging, again removes outer burr, the copper pipe effect so processed
Fruit is more preferably.The flanging drift of the present invention utilizes flanging end and unhairing barbed end to press the inside and outside wall of copper pipe simultaneously,
Can guarantee that the inside/outside diameter size requirement of copper pipe, and utilize chamfering to remove inner burr while flanging, improve
Mouth of pipe quality, also improves production efficiency.
The above is only the preferred embodiment of the present invention, is not limited to the present invention, it is noted that
For those skilled in the art, on the premise of without departing from the technology of the present invention principle, also
Can make some improvement and modification, these improve and modification also should be regarded as protection scope of the present invention.
Claims (6)
1. a flanging drift, it is characterised in that: include
-flanging core rod, its one end is flanging end, and the other end is for connecting end, and described flanging end is diametrically
The taper gradually increased to described connection end；
-deburring overcoat, removably connects with described flanging core rod, and described flanging core rod is arranged on described
In the endoporus of deburring overcoat, one end of described deburring overcoat is unhairing barbed end, described unhairing barbed end and institute
State, between flanging end, there is gap；
Wherein, described endoporus is to have the first hole section and the shoulder hole of the second hole section, described first hole section interior
Footpath is arranged on described less than the internal diameter of described second hole section, the connection end of described flanging core rod by securing member
In first hole section, described second hole section forms described unhairing barbed end；Described second hole section is provided with down at ladder
Angle.
Flanging drift the most according to claim 1, it is characterised in that: the angle of described chamfering and institute
The cone angle stating flanging end is equal.
Flanging drift the most according to claim 1, it is characterised in that: described flanging end diameter is
Between edge and the bottom of described chamfering of general goal, there is described gap.
Flanging drift the most according to claim 1, it is characterised in that: on described flanging end outer wall
It is provided with some reinforcements isometric with its bus, between two adjacent described reinforcements, forms gully.
Flanging drift the most according to claim 1, it is characterised in that: the company of described flanging core rod
Connect end and be provided with binding groove, be provided with and described securing member at the corresponding described binding groove in the middle part of described deburring overcoat
The connecting hole matched.
Flanging drift the most according to claim 5, it is characterised in that: described securing member is screw,
Described connecting hole is for having female through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610407620.6A CN105964784B (en) | 2016-06-12 | 2016-06-12 | A kind of flanging punch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610407620.6A CN105964784B (en) | 2016-06-12 | 2016-06-12 | A kind of flanging punch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105964784A true CN105964784A (en) | 2016-09-28 |
| CN105964784B CN105964784B (en) | 2018-09-14 |
Family
ID=57010994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610407620.6A Active CN105964784B (en) | 2016-06-12 | 2016-06-12 | A kind of flanging punch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105964784B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111774490A (en) * | 2019-04-03 | 2020-10-16 | 海信（浙江）空调有限公司 | Continuous tapping device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050011245A1 (en) * | 2003-07-17 | 2005-01-20 | Makoto Nishimura | Method and apparatus for working tube |
| CN201271693Y (en) * | 2008-09-03 | 2009-07-15 | 中国华录·松下电子信息有限公司 | Mould apparatus used capable of processing metal plate flanging hole and having deburring function |
| CN102962333A (en) * | 2011-08-31 | 2013-03-13 | 珠海格力电器股份有限公司 | Punching head |
| CN103537541A (en) * | 2013-09-25 | 2014-01-29 | 浙江吉利控股集团有限公司 | Installing hole punching device |
| CN203448520U (en) * | 2013-06-21 | 2014-02-26 | 江苏亿能电气有限公司 | Flat die for wire threading hole of flange of switchgear |
| CN104438617A (en) * | 2013-09-15 | 2015-03-25 | 由国峰 | Flange machining tool |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4779441A (en) * | 1983-04-15 | 1988-10-25 | Pringle William L | Tube having a flared end |
-
2016
- 2016-06-12 CN CN201610407620.6A patent/CN105964784B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050011245A1 (en) * | 2003-07-17 | 2005-01-20 | Makoto Nishimura | Method and apparatus for working tube |
| CN201271693Y (en) * | 2008-09-03 | 2009-07-15 | 中国华录·松下电子信息有限公司 | Mould apparatus used capable of processing metal plate flanging hole and having deburring function |
| CN102962333A (en) * | 2011-08-31 | 2013-03-13 | 珠海格力电器股份有限公司 | Punching head |
| CN203448520U (en) * | 2013-06-21 | 2014-02-26 | 江苏亿能电气有限公司 | Flat die for wire threading hole of flange of switchgear |
| CN104438617A (en) * | 2013-09-15 | 2015-03-25 | 由国峰 | Flange machining tool |
| CN103537541A (en) * | 2013-09-25 | 2014-01-29 | 浙江吉利控股集团有限公司 | Installing hole punching device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111774490A (en) * | 2019-04-03 | 2020-10-16 | 海信（浙江）空调有限公司 | Continuous tapping device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105964784B (en) | 2018-09-14 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20201130 Address after: No. 255, link port road, Suzhou high tech Zone, Jiangsu Province Patentee after: SUZHOU TEJING TOOLING Co.,Ltd. Address before: 215011 Jiangsu city of Suzhou province high tech Zone Port Union Road No. 255 Patentee before: SUZHOU TIANPENG PRECISION COMPONENTS Co.,Ltd. |