CN202207743U - Punch head - Google Patents
Punch head Download PDFInfo
- Publication number
- CN202207743U CN202207743U CN2011203247065U CN201120324706U CN202207743U CN 202207743 U CN202207743 U CN 202207743U CN 2011203247065 U CN2011203247065 U CN 2011203247065U CN 201120324706 U CN201120324706 U CN 201120324706U CN 202207743 U CN202207743 U CN 202207743U
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- CN
- China
- Prior art keywords
- section
- enlarging
- core rod
- hole
- necking
- 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 - Lifetime
Links
- 238000009434 installation Methods 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 25
- 229910052802 copper Inorganic materials 0.000 description 25
- 239000010949 copper Substances 0.000 description 25
- 230000000694 effects Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052734 helium Inorganic materials 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Metal Extraction Processes (AREA)
Abstract
The utility model provides a punch, include: the first end of the flaring mold core (10) is a flaring end (11), and the second end of the flaring mold core (10) is a connecting end; the flaring die core (10) is arranged in an inner hole of the necking outer sleeve (30), the first end of the necking outer sleeve (30) is a necking end (31), and a gap is formed between the necking end (31) and the flaring end (11). The utility model discloses a drift production precision is high, production process is simple and efficient.
Description
Technical field
The utility model relates to pipe end processing and forming mould applications, in particular to a kind of drift.
Background technology
The mouth of pipe quality of copper pipe deburring is a bottleneck of pipe end processing and forming always, and the quality of crudy directly has influence on the efficient of interior pipe arrangement and last snap joint, even can cause the line that stops of general assembly and helium inspection.Because present pipe end mould has only two kinds of common flaring die and reducing dies, does not have special deburring drift, generally select for use when removing interior burr according to existing flaring die, select reducing die when removing flanging for use.
In order to guarantee the quality requirement of snap joint and interior pipe arrangement in helium inspection and the general assembly, burr and flanging problem in often needing to handle simultaneously, the dimensional requirement of the interior external diameter of assurance copper pipe.Therefore deburring operation need be divided two strokes processing, generally carries out the operation of reducing die operation carrying out again flaring die earlier, because two technologies can not cause the slight flange of the copper pipe mouth of pipe (in turn over or turn up) after the deburring, the requirement that does not reach technology simultaneously.And, the said method complex procedures, production efficiency is lower.
The utility model content
The utility model aims to provide the drift that a kind of production precision is high, production process is simple and efficient is high.
To achieve these goals, the utility model provides a kind of drift, comprising: enlarging core rod, first end are flared end, and second end of enlarging core rod is a link; Reducing overcoat, enlarging core rod are installed in the endoporus of reducing overcoat, and first end of reducing overcoat is a necking end, has the gap between necking end and the flared end.
Further, the flared end of enlarging core rod have enlarging awl section, be positioned at enlarging awl section medial extremity first cylindrical section and be positioned at second cylindrical section of the outboard end of enlarging awl section.
Further, the necking end of reducing overcoat comprises cylinder endoporus section and is positioned at the chamfering section of the outboard end of cylinder endoporus section, forms the gap between the cylinder endoporus section and first cylindrical section.
Further, the inboard starting point of the chamfering section of necking end is corresponding to the enlarging awl section or second cylindrical section of enlarging core rod.
Further, reducing overcoat and enlarging core rod are for removably connecting.
Further; The diameter of the link of enlarging core rod is less than the diameter of flared end; The endoporus of reducing overcoat is the shoulder hole that comprises the first hole section and the second hole section; The internal diameter of the first hole section is greater than the internal diameter of the second hole section, and the first hole section forms necking end, and the link of enlarging core rod is installed in the second hole section through securing member.
Further, the link of enlarging core rod is provided with binding groove, and the corresponding binding groove in the middle part of reducing overcoat place is provided with the connecting hole that matches with securing member.
Further, securing member is a screw, and connecting hole is the through hole with internal thread.
Further, the outer face of second cylindrical section of the flared end of enlarging core rod in the necking end of reducing overcoat and and the outer face of the chamfering section of this necking end between have distance.
Further, second end of reducing overcoat is an installation end, and the external diameter of installation end is less than the external diameter of the necking end of reducing overcoat, and on the outer wall of installation end, has the installation taper hole.
The technical scheme of the utility model provides a kind of drift; Comprise: enlarging core rod and reducing overcoat, wherein first end of enlarging core rod is a flared end, second end of enlarging core rod is a link; And; The enlarging core rod is installed in the endoporus of reducing overcoat, and first end of reducing overcoat is a necking end, has the gap between necking end and the flared end.Use the drift of the utility model, expand the thought of external contracting in adopting, the enlarging core rod plays the enlarging effect, can remove interior burr and guarantee the copper pipe internal diameter size, and the reducing overcoat can prevent flanging and remove flanging, make drift have the function of enlarging and reducing simultaneously.According to the wall thickness of all size copper pipe, utilize the fit clearance of enlarging core rod and reducing overcoat, the dimensional requirement of external diameter in guaranteeing.Use the drift of the utility model, production process is simple, thereby has improved production efficiency.
Description of drawings
The Figure of description that constitutes the application's a part is used to provide the further understanding to the utility model, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.In the accompanying drawings:
Fig. 1 shows the generalized section according to the embodiment of the drift of the utility model; And
Fig. 2 shows the structural representation of the enlarging core rod of drift among Fig. 1.
The specific embodiment
Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.Below with reference to accompanying drawing and combine embodiment to specify the utility model.
Fig. 1 shows the generalized section according to the embodiment of the drift of the utility model.As shown in Figure 1, as can be seen from the figure, the drift of present embodiment comprises: enlarging core rod 10 and reducing overcoat 30.First end of enlarging core rod 10 is a flared end 11, and second end of enlarging core rod 10 is a link; Enlarging core rod 10 is installed in the endoporus of reducing overcoat 30, and first end of reducing overcoat 30 is a necking end 31, has the gap between necking end 31 and the flared end 11.
The drift of present embodiment is particularly useful for the deburring operation of copper pipe; Use the drift of present embodiment; Expand the thought of external contracting in adopting, enlarging core rod 10 plays the enlarging effect, burr and assurance copper pipe internal diameter size in can going; Reducing overcoat 30 can prevent flanging and remove flanging, make drift have the function of enlarging and reducing simultaneously.According to the wall thickness of all size copper pipe, utilize the fit clearance of enlarging core rod 10 and reducing overcoat 30, the dimensional requirement of external diameter in guaranteeing.Use the drift of present embodiment, production process is simple, thereby has improved production efficiency.
Enlarging core rod 10 comprises flared end 11 and link; As shown in Figure 2; Preferably, the flared end 11 of enlarging core rod 10 have an enlarging awl section 11a, be positioned at enlarging awl section 11a medial extremity the first cylindrical section 11b and be positioned at the second cylindrical section 11c of the outboard end of enlarging awl section.The first cylindrical section 11b of the outboard end of enlarging awl section is used for the copper pipe enlarging and removes the copper pipe burr, and the second cylindrical section 11c and enlarging awl section 11a play the effect of guiding to the copper pipe of enlarging.
Preferably; The necking end 31 of reducing overcoat 30 comprises cylinder endoporus section 31a and is positioned at the chamfering section 31b of the outboard end of cylinder endoporus section 31a; Form the wall thickness of gap between the cylinder endoporus section 31a and the first cylindrical section 11b with the copper pipe that adapts to different size; Chamfering section 31b, quick centering when being convenient to copper pipe and cooperating with drift.
Because the chamfering section 31b of necking end 31, the enlarging of enlarging core rod 10 awl section 11a and the second cylindrical section 11c all play the effect of guiding to the copper pipe of want enlarging; Preferably; The inboard starting point of the chamfering section 31b of necking end 31 is corresponding to the enlarging awl section 11a or the second cylindrical section 11c of enlarging core rod 10; When guaranteeing that copper pipe cooperates with drift, in the quick centering, do not cause breach or unnecessary damage when having guaranteed copper pipe and drift rapid abutting joint so yet, can guarantee the integrality of copper pipe.
Preferably, reducing overcoat 30 and enlarging core rod 10 can like this, make drift possess versatility by the reducing overcoat 30 and enlarging core rod 10 assembling cooperation each other of different size for removably connecting.
Preferably; The diameter of the link of enlarging core rod 10 is less than the diameter of flared end 11; The endoporus of reducing overcoat 30 is the shoulder hole that comprises the first hole section and the second hole section; The internal diameter of the first hole section is greater than the internal diameter of the second hole section, and the first hole section forms necking end 31, and the link of enlarging core rod 10 is installed in the second hole section through securing member 50.The second hole section can be blocked the link of enlarging core rod 10 vertically, and the second hole section plays the effect of location enlarging core rod 10 when drift is worked, the ladder of the first hole section and the second hole section formation to enlarging core rod 10 play against effect.
Preferably, as depicted in figs. 1 and 2, the link of enlarging core rod 10 is provided with binding groove 13, and the corresponding binding groove in the middle part of reducing overcoat 30 13 places are provided with the connecting hole that matches with securing member 50.Preferably, securing member 50 is a screw, and connecting hole is the through hole with internal thread.
Preferably, the outer face of the second cylindrical section 11c of the flared end 11 of enlarging core rod 10 in the necking end 31 of reducing overcoat 30 and and the outer face of the chamfering section 31b of this necking end 31 between have distance.Like this, the second cylindrical section 11c for enlarging core rod 10 has protective effect.
Preferably, second end of reducing overcoat 30 is an installation end, and the external diameter of installation end is less than the external diameter of the necking end 31 of reducing overcoat 30, and on the outer wall of installation end, has the installation taper hole.Said structure is convenient to the installation of drift.
The assembling and the course of work of the drift of present embodiment are following:
The installation dimension of drift is the same with reducing die with general flaring die, is directly installed on the pipe end forming machine, and copper pipe to be processed is placed in the pipe end forming machine clamping and clamps.Along with stroke movement, reducing overcoat 30 at first contacts with the copper pipe outer wall during work, removes flanging, presses copper pipe external diameter assurance outside dimension; Enlarging core rod 10 contacts with the copper pipe inwall immediately, and interior burr is removed in enlarging to copper pipe; This stroke operation can twice, and the copper pipe effect that processes like this is better.Owing to expand the function of external contracting in drift has, press the inside and outside wall of copper pipe simultaneously, the inside/outside diameter size requirement of the disposable assurance all size copper pipe of ability, thus reach deburring, improve mouth of pipe quality, the purpose of enhancing productivity.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (10)
1. drift comprises:
Enlarging core rod (10), first end are flared end (11), and second end of said enlarging core rod (10) is a link;
Reducing overcoat (30), said enlarging core rod (10) are installed in the endoporus of said reducing overcoat (30), and first end of said reducing overcoat (30) is necking end (31), have the gap between said necking end (31) and the said flared end (11).
2. drift according to claim 1; It is characterized in that, the flared end (11) of said enlarging core rod (10) has enlarging awl section (11a), be positioned at said enlarging awl section (11a) medial extremity first cylindrical section (11b) and be positioned at second cylindrical section (11c) of the outboard end of said enlarging awl section.
3. drift according to claim 2; It is characterized in that; The necking end (31) of said reducing overcoat (30) comprises cylinder endoporus section (31a) and is positioned at the chamfering section (31b) of the outboard end of said cylinder endoporus section (31a), forms said gap between said cylinder endoporus section (31a) and first cylindrical section (11b).
4. drift according to claim 3 is characterized in that, the inboard starting point of the chamfering section (31b) of said necking end (31) is corresponding to enlarging awl section (11a) or second cylindrical section (11c) of enlarging core rod (10).
5. drift according to claim 1 is characterized in that, said reducing overcoat (30) and said enlarging core rod (10) are for removably connecting.
6. drift according to claim 5; It is characterized in that; The diameter of the link of said enlarging core rod (10) is less than the diameter of said flared end (11), and the endoporus of said reducing overcoat (30) is the shoulder hole that comprises the first hole section and the second hole section, and the internal diameter of the said first hole section is greater than the internal diameter of the said second hole section; The said first hole section forms said necking end (31), and the link of said enlarging core rod (10) is installed in the said second hole section through securing member (50).
7. drift according to claim 6 is characterized in that, the link of said enlarging core rod (10) is provided with binding groove (13), and the corresponding said binding groove in the middle part of said reducing overcoat (30) (13) locates to be provided with the connecting hole that matches with said securing member (50).
8. drift according to claim 7 is characterized in that, said securing member (50) is a screw, and said connecting hole is the through hole with internal thread.
9. drift according to claim 1; It is characterized in that, the outer face of second cylindrical section (11c) of the flared end (11) of said enlarging core rod (10) be positioned at said reducing overcoat (30) necking end (31) and and the outer face of the chamfering section (31b) of this necking end (31) between have distance.
10. drift according to claim 1; It is characterized in that; Second end of said reducing overcoat (30) is an installation end, and the external diameter of said installation end is less than the external diameter of the necking end (31) of said reducing overcoat (30), and on the outer wall of said installation end, has the installation taper hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203247065U CN202207743U (en) | 2011-08-31 | 2011-08-31 | Punch head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203247065U CN202207743U (en) | 2011-08-31 | 2011-08-31 | Punch head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202207743U true CN202207743U (en) | 2012-05-02 |
Family
ID=45987299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203247065U Expired - Lifetime CN202207743U (en) | 2011-08-31 | 2011-08-31 | Punch head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202207743U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102962333A (en) * | 2011-08-31 | 2013-03-13 | 珠海格力电器股份有限公司 | Punch head |
| CN104646549A (en) * | 2013-11-21 | 2015-05-27 | 珠海格力电器股份有限公司 | Die set |
| CN105964797A (en) * | 2016-06-12 | 2016-09-28 | 苏州天朋精密元器件有限公司 | Internal flanging puncher pin |
| CN106270240A (en) * | 2016-08-31 | 2017-01-04 | 安徽江淮汽车股份有限公司 | A kind of positioner and comprise the mould of this positioner |
| CN106807837A (en) * | 2015-11-30 | 2017-06-09 | 天津市金港华不锈钢商用设备有限公司 | A kind of punch press drift |
| CN108723123A (en) * | 2018-06-02 | 2018-11-02 | 崔国辉 | A kind of stainless steel U-tube external diameter circularity means for correcting |
-
2011
- 2011-08-31 CN CN2011203247065U patent/CN202207743U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102962333A (en) * | 2011-08-31 | 2013-03-13 | 珠海格力电器股份有限公司 | Punch head |
| CN104646549A (en) * | 2013-11-21 | 2015-05-27 | 珠海格力电器股份有限公司 | Die set |
| CN106807837A (en) * | 2015-11-30 | 2017-06-09 | 天津市金港华不锈钢商用设备有限公司 | A kind of punch press drift |
| CN105964797A (en) * | 2016-06-12 | 2016-09-28 | 苏州天朋精密元器件有限公司 | Internal flanging puncher pin |
| CN106270240A (en) * | 2016-08-31 | 2017-01-04 | 安徽江淮汽车股份有限公司 | A kind of positioner and comprise the mould of this positioner |
| CN108723123A (en) * | 2018-06-02 | 2018-11-02 | 崔国辉 | A kind of stainless steel U-tube external diameter circularity means for correcting |
| CN108723123B (en) * | 2018-06-02 | 2020-01-31 | 北京海月创新科技有限公司 | stainless steel U-shaped pipe outer diameter roundness correction device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120502 Effective date of abandoning: 20150318 |
|
| RGAV | Abandon patent right to avoid regrant |