CN105127694A - Processing method of D-shaped copper tube and D-shaped copper tube - Google Patents
Processing method of D-shaped copper tube and D-shaped copper tube Download PDFInfo
- Publication number
- CN105127694A CN105127694A CN201510675193.5A CN201510675193A CN105127694A CN 105127694 A CN105127694 A CN 105127694A CN 201510675193 A CN201510675193 A CN 201510675193A CN 105127694 A CN105127694 A CN 105127694A
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- CN
- China
- Prior art keywords
- copper pipe
- type copper
- wall thickness
- nibs
- type
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/02—Rigid pipes of metal
Abstract
The invention provides a processing method of a D-shaped copper tube. The processing method is characterized by comprising the following steps: 1, preparing a solid copper plate; 2, performing an extrusion process to prepare two rows of D-shaped holes in the copper plate, wherein the two rows of D-shaped holes pass through in the length direction and are arranged in the transverse direction, two D-shaped holes in opposite positions of the first row of the D-shaped holes and the second row of the D-shaped holes are aligned to each other in the longitudinal direction, and the distance between flat side surfaces of the two D-shaped holes in the opposite positions is two times the wall thickness of the flat part of the D-shaped copper tube; 3, performing a cutting process on the upper surface of the copper plate to prepare arced outer side surfaces of a first row of the D-shaped copper tubes, and cutting the lower surface of the copper plate to prepare arced outer side surfaces of a second row of the D-shaped copper tubes, thereby obtaining N pairs of D-shaped copper tubes; and 4, cutting each pair of the D-shaped copper tubes along the symmetric center of two D-shaped copper tubes, thereby obtaining 2N D-shaped copper tubes. By adopting the method, a plurality of D-shaped copper tubes can be processed simultaneously, and the processing efficiency is high.
Description
Technical field
The invention belongs to non-ferrous metals processing field, relate to a kind of processing method and D type copper pipe of D type copper pipe particularly.
Background technology
D type copper pipe is used for high voltage power transmission and transforming, high-voltage fence, there is the advantages such as trans-regional, Large Copacity, remote, low-loss transmission of electricity, therefore the application of D type copper pipe can save line corridor, the price of convey unit capacity is reduced, also reduce conveying cost, this is significantly when current Chinese energy anxiety simultaneously.
In prior art, typical processing and fabricating method such as the patent No. of D type copper pipe is the patent of CN101239361B: founding, heating, extruding, finishing, pickling, inspection, head processed, stretching, aligning, crop, cleaning, finishing, inspection, warehouse-in; Extrusion process wherein with drawing process is: adopt transitional similar heat absorption plate core structure extruding heat absorption plate core structure similar with transitionality to stretch and finished product stretching, the extruding in the circular copper pipe material processing before substituting and drawing process method; This processing object is single copper pipe and processing method complexity makes working (machining) efficiency low.
Summary of the invention
The invention provides a kind of processing method of D type copper pipe, adopt and can process many D type copper pipes in this way simultaneously, working (machining) efficiency is high.
Technical scheme:
A processing method for D type copper pipe, is characterized in that, comprise the steps:
Step 1: prepare solid copper coin, the length of described copper coin is not less than the length of described D type copper pipe, the thickness of described copper coin is not less than the external diameter of the described D type copper pipe of 2 times, the thickness of described copper coin is the vertical range between the upper and lower surface of described copper coin, and the external diameter of described D type copper pipe is the longest vertical range of arc external side to flat lateral surface of D type copper pipe;
Step 2: adopt extrusion process described copper coin is prepared in it have through along its length, two horizontal arranged row D nibs, often arrange D nibs and comprise N number of D nibs, the shape of described each D nibs and size correspond to the inner chamber of described D type copper pipe, described first row D nibs is near described copper coin upper surface, and the flat side of each D nibs in first row D nibs away from and be parallel to described copper coin upper surface, described second row D nibs is near described copper coin lower surface, and the flat side of each D nibs in second row D nibs away from and be parallel to described copper coin lower surface, two D nibs of the relative position in described first row D nibs and second row D nibs are alignd in the vertical and distance between the flat side of two of relative position D nibs equals the wall thickness of the flat part of the D type copper pipe of 2 times,
Step 3: adopt Cutting Process to prepare the arc external side of first row D type copper pipe to copper coin upper surface, Cutting Process is adopted to prepare the arc external side of second row D type copper pipe to copper coin lower surface, thus obtaining N to D type copper pipe, often pair of D type copper pipe comprises flat lateral surface and is integrated two connected D type copper pipes;
Step 4: often pair of D type copper pipe is cut along the symmetrical centre of two D type copper pipes, thus obtain 2N root D type copper pipe.
The thickness of described copper coin equals the external diameter of the described D type copper pipe of 2 times.
The length of described copper coin equals the length of described D type copper pipe.
The length of described copper coin is greater than the length of described D type copper pipe, and now, also comprise the steps: before step 3 to adopt sawing machine to carry out rupturing operation to copper coin, the length of the copper coin after cut-out equals the length of D type copper pipe.
The wall thickness that the wall thickness that the wall thickness that the wall thickness of the arch section of described D type copper pipe equals flat part such as to become at the arch section of radius wall thickness D type copper pipe or D type copper pipe is not equal to flat part becomes the radius wall thickness D type copper pipe such as not.
A kind of D type copper pipe, is characterized in that, described D type copper pipe draws according to the processing method processing of above-mentioned D type copper pipe.
Technique effect:
The present invention adopts the mode of extruding copper coin to combine cutting and cutting technique preparation processing D type copper pipe first, and technique comparatively prior art is simple, and can obtain many D type copper pipes simultaneously, and working (machining) efficiency is high.
Preferably, this technique is adopted can to realize freely preparing the radius wall thickness D type copper pipes such as processing and the radius wall thickness D type copper pipe such as not.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of copper coin, cross section shows D nibs, D type copper pipe;
Fig. 2 is the cross-sectional view of the D type copper pipe in Fig. 1.
Reference numeral lists as follows:
1-copper coin; 2-copper coin upper surface; 3-copper coin lower surface; 4-D type copper pipe; A-D nibs; B-upper surface cutting tip; C-lower surface cutting tip; d
arcthe wall thickness of-arch section; d
flatthe wall thickness of the part of-Ping.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The invention provides a kind of processing method of D type copper pipe, comprise the following steps:
Step 1: prepare solid copper coin as shown in Figure 1, the length of copper coin 1 is not less than the length of D type copper pipe 4, the thickness of copper coin 1 is not less than the external diameter of the D type copper pipe 4 of 2 times, the thickness of copper coin be copper coin upper and lower surface between vertical range (see Fig. 1, the thickness of copper coin 1 is the vertical range between copper coin upper surface 2 and copper coin lower surface 3), the external diameter of described D type copper pipe is the longest vertical range of arc external side to flat lateral surface of D type copper pipe 4;
Step 2: adopt extrusion process copper coin 1 is prepared in it have through along its length, two horizontal arranged row D nibs, often arrange D nibs to comprise N number of D nibs (N is more than or equal to 1, N=5 in the present embodiment), the shape of each D nibs and size correspond to the inner chamber of D type copper pipe, first row D nibs is near copper coin upper surface 2, and the flat side of each D nibs in first row D nibs away from and be parallel to copper coin upper surface 2, second row D nibs is near copper coin lower surface 3, and the flat side of each D nibs in second row D nibs away from and be parallel to copper coin lower surface 3, two D nibs of the relative position of first row D nibs and second row D nibs are alignd in the vertical and distance between the flat side of two of relative position D nibs equals the wall thickness of the flat part of the D type copper pipe of 2 times, here extrusion process adopts extruder to realize, and such as adopts 5000 tons of horizontal double water seal extruders,
Step 3: adopt Cutting Process to remove upper surface cutting tip B to prepare the arc external side of first row D type copper pipe to copper coin upper surface 2, Cutting Process is adopted to remove lower surface cutting tip C to prepare the arc external side of second row D type copper pipe to copper coin lower surface 3, thus obtaining N to D type copper pipe, often pair of D type copper pipe comprises flat lateral surface and is integrated two connected D type copper pipes; Here Cutting Process is implemented by being specifically designed to copper milling face machine;
Step 4: cut the symmetrical centre (dotted line in Fig. 1) of often pair of D type copper pipe along two D type copper pipes, cutting can adopt circular saw, thus obtain 2N (in the present embodiment 2N=10) root D type copper pipe.
Visible, adopt method of the present invention can produce many D type copper pipes, production efficiency promotes greatly simultaneously.
Preferably, the thickness of copper coin equals the external diameter of the D type copper pipe of 2 times.In this case, reduce upper surface cutting tip B and lower surface cutting tip C, save copper coin materials.
Preferably, the length of copper coin 1 equals the length of D type copper pipe 4.
Selectively situation, the length of copper coin 1 is greater than the length of D type copper pipe 4, and now, also comprise the steps: before step 3 to adopt sawing machine to carry out rupturing operation to copper coin, the length of the copper coin after cut-out equals the length of D type copper pipe.
See Fig. 2, d
arcfor the wall thickness of the arch section of D type copper pipe, d
flatfor the wall thickness of the flat part of D type copper pipe, work as d
arc=d
flattime, the D type copper pipe of production is for waiting radius wall thickness D type copper pipe; Work as d
arcbe not equal to d
flattime, the D type copper pipe of production is do not wait radius wall thickness D type copper pipe.Like this can according to production requirement, prepare the radius wall thickness D type copper pipes such as processing and the radius wall thickness D type copper pipe such as not.
Meanwhile, the present invention has drawn D type copper pipe according to said method processing.
Claims (8)
1. a processing method for D type copper pipe, is characterized in that, comprises the steps:
Step 1: prepare solid copper coin, the length of described copper coin is not less than the length of described D type copper pipe, the thickness of described copper coin is not less than the external diameter of the described D type copper pipe of 2 times, the thickness of described copper coin is the vertical range between the upper and lower surface of described copper coin, and the external diameter of described D type copper pipe is the longest vertical range of arc external side to flat lateral surface of D type copper pipe;
Step 2: adopt extrusion process described copper coin is prepared in it have through along its length, two horizontal arranged row D nibs, often arrange D nibs and comprise N number of D nibs, the shape of described each D nibs and size correspond to the inner chamber of described D type copper pipe, described first row D nibs is near described copper coin upper surface, and the flat side of each D nibs in first row D nibs away from and be parallel to described copper coin upper surface, described second row D nibs is near described copper coin lower surface, and the flat side of each D nibs in second row D nibs away from and be parallel to described copper coin lower surface, two D nibs of the relative position in described first row D nibs and second row D nibs are alignd in the vertical and distance between the flat side of two of relative position D nibs equals the wall thickness of the flat part of the D type copper pipe of 2 times,
Step 3: adopt Cutting Process to prepare the arc external side of first row D type copper pipe to copper coin upper surface, Cutting Process is adopted to prepare the arc external side of second row D type copper pipe to copper coin lower surface, thus obtaining N to D type copper pipe, often pair of D type copper pipe comprises flat lateral surface and is integrated two connected D type copper pipes;
Step 4: often pair of D type copper pipe is cut along the symmetrical centre of two D type copper pipes, thus obtain 2N root D type copper pipe.
2. the processing method of D type copper pipe according to claim 1, is characterized in that, the thickness of described copper coin equals the external diameter of the described D type copper pipe of 2 times.
3. the processing method of D type copper pipe according to claim 1 and 2, is characterized in that, the length of described copper coin equals the length of described D type copper pipe.
4. the processing method of D type copper pipe according to claim 1 and 2, it is characterized in that, the length of described copper coin is greater than the length of described D type copper pipe, now, also comprise the steps: before step 3 to adopt sawing machine to carry out rupturing operation to copper coin, the length of the copper coin after cut-out equals the length of D type copper pipe.
5. the processing method of D type copper pipe according to claim 1 and 2, it is characterized in that, the wall thickness that the wall thickness that the wall thickness that the wall thickness of the arch section of described D type copper pipe equals flat part such as to become at the arch section of radius wall thickness D type copper pipe or D type copper pipe is not equal to flat part becomes the radius wall thickness D type copper pipe such as not.
6. the processing method of D type copper pipe according to claim 3, it is characterized in that, the wall thickness that the wall thickness that the wall thickness that the wall thickness of the arch section of described D type copper pipe equals flat part such as to become at the arch section of radius wall thickness D type copper pipe or D type copper pipe is not equal to flat part becomes the radius wall thickness D type copper pipe such as not.
7. the processing method of D type copper pipe according to claim 4, it is characterized in that, the wall thickness that the wall thickness that the wall thickness that the wall thickness of the arch section of described D type copper pipe equals flat part such as to become at the arch section of radius wall thickness D type copper pipe or D type copper pipe is not equal to flat part becomes the radius wall thickness D type copper pipe such as not.
8. a D type copper pipe, is characterized in that, described D type copper pipe draws according to the processing method processing of the D type copper pipe one of claim 1-7 Suo Shu.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510675193.5A CN105127694A (en) | 2015-10-19 | 2015-10-19 | Processing method of D-shaped copper tube and D-shaped copper tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510675193.5A CN105127694A (en) | 2015-10-19 | 2015-10-19 | Processing method of D-shaped copper tube and D-shaped copper tube |
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| CN105127694A true CN105127694A (en) | 2015-12-09 |
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| CN201510675193.5A Pending CN105127694A (en) | 2015-10-19 | 2015-10-19 | Processing method of D-shaped copper tube and D-shaped copper tube |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4313327A (en) * | 1979-12-31 | 1982-02-02 | Peerless Of America, Inc. | Extrusion die for forming multi-passage tubular members |
| US5567493A (en) * | 1992-11-05 | 1996-10-22 | Nippondenso Co., Ltd. | Die for extrusion of multi-hole tube and multi-hole tube made with the die |
| CN101298084A (en) * | 2008-07-03 | 2008-11-05 | 中铝洛阳铜业有限公司 | Technique for processing D type copper pipe with unequal-radius wall thickness or equal-radius wall thickness |
| CN101738118A (en) * | 2009-11-03 | 2010-06-16 | 赵耀华 | Three-dimensional slab heat pipe with multi-layer microporous pipe arrays and processing technique thereof |
| JP2011121092A (en) * | 2009-12-10 | 2011-06-23 | Mitsubishi Alum Co Ltd | Extruding die |
-
2015
- 2015-10-19 CN CN201510675193.5A patent/CN105127694A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4313327A (en) * | 1979-12-31 | 1982-02-02 | Peerless Of America, Inc. | Extrusion die for forming multi-passage tubular members |
| US5567493A (en) * | 1992-11-05 | 1996-10-22 | Nippondenso Co., Ltd. | Die for extrusion of multi-hole tube and multi-hole tube made with the die |
| CN101298084A (en) * | 2008-07-03 | 2008-11-05 | 中铝洛阳铜业有限公司 | Technique for processing D type copper pipe with unequal-radius wall thickness or equal-radius wall thickness |
| CN101738118A (en) * | 2009-11-03 | 2010-06-16 | 赵耀华 | Three-dimensional slab heat pipe with multi-layer microporous pipe arrays and processing technique thereof |
| JP2011121092A (en) * | 2009-12-10 | 2011-06-23 | Mitsubishi Alum Co Ltd | Extruding die |
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Application publication date: 20151209 |