CN203038680U - Thick copper-clad wire rod sleeved with seamless copper pipe - Google Patents
Thick copper-clad wire rod sleeved with seamless copper pipe Download PDFInfo
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- CN203038680U CN203038680U CN 201320060567 CN201320060567U CN203038680U CN 203038680 U CN203038680 U CN 203038680U CN 201320060567 CN201320060567 CN 201320060567 CN 201320060567 U CN201320060567 U CN 201320060567U CN 203038680 U CN203038680 U CN 203038680U
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Abstract
The utility model relates to a thick copper-clad wire rod sleeved with a seamless copper pipe. The thick copper-clad wire rod sleeved with the seamless copper pipe is provided with a copper-clad wire rod base body. The thick copper-clad wire rod sleeved with the seamless copper pipe is characterized in that the copper-clad wire rod base body is composed of a round metal wire rod and a seamless copper pipe layer sleeved on the outer wall of the round metal wire rod and fitted with the round metal wire rod closely. The seamless copper pipe layer is formed by stretching the seamless copper pipe mechanically. The diameter of the round metal wire rod is 10.0 to 15.0 mm. The wall thickness of the seamless copper pipe layer is 0.3 to 1.2mm. The thick copper-clad wire rod sleeved with the seamless copper pipe is high in production speed, good in product quality and high in yield. By using the thick copper-clad wire rod sleeved with the seamless copper pipe, a copper-clad wire rod produced by adopting an electroplating method for coating copper and adopting a copper-belt cladding method for coating copper can be weeded out. The thick copper-clad wire rod sleeved with the seamless copper pipe has obvious real effect of improving product quality and reducing production cost and can realize stable industrial mass production.
Description
Technical field
The utility model relates to a kind of copper-clad wire rod of thick specification, especially a kind of copper-clad wire rod that overlaps the thick specification of seamless copper pipe.
Background technology
Present copper-clad wire rod, the especially alloy wire of the various materials of copper-clad all size.Be widely applied to electric power, motor, electric light source, communication, radio, instrument and meter, etc. all trades and professions.At present metal wire rod outer coat that the copper layer adopts usually be: electroplate copper coating or with the method for the argon arc welding joint close of cladding copper strip.These two kinds of production methods have impassable defective.The defective of electroplating the copper facing production method is: speed of production is slow, and the copper layer is loose relatively, often also has the decopper(ing) phenomenon; Even " liberation of hydrogen " phenomenon arranged.Have a strong impact on the quality of copper layer.Be exactly the social concern of environmental pollution in addition.The defective of producing with the method for the argon arc welding joint close of cladding copper strip is: because weld seam is to adopt the self-melt welding, the copper layer of weld seam is to fill up by the copper of fusing periphery, so the copper layer of weld seam is relatively thin, and also fragility relatively.Like this in the workshop section in downstream, cracking often appears in weld seam, and is serious even no copper phenomenon occurs, causes product rejection.Influence quality and the rate of finished products of product.
Therefore, copper facing no matter electroplated by existing copper envelope curve material or all structurally there is defective in cladding copper strip, and produces corresponding problem, need improve.
Summary of the invention
The purpose of this utility model is to improve in the structure of existing copper envelope curve material, the copper-clad wire rod of the thick specification of the cover seamless copper pipe that provide that a kind of speed of production is fast, good product quality and rate of finished products is high.
Basic design of the present utility model is: a kind of copper-clad wire rod of novel thick specification is provided, and it can be eliminated and use electro-plating method copper facing, covers the copper-clad wire rod that copper is produced with copper-clad band method.It has improves the quality of products, and the tangible actual effect that reduces production costs can realize the industrial production of stable scale.
That is to say that the matrix of the copper-clad wire rod described in the utility model is to be made of the seamless copper pipe of circular metal wire rod with the specific dimensions that is inserted in.This wire rod must just can be finished by secondary operations.Be the seamless copper pipe that is inserted in specific dimensions for the first time; Be the seamless copper pipe of drawing specific dimensions for the second time.The seamless copper pipe of described circular metal wire rod and the specific dimensions that is inserted in, the former is than the latter, and common length is than being the scope of 1:0.7.The length that described circular metal wire rod is inserted in the seamless copper pipe of specific dimensions is exposed outside the seamless copper pipe of specific dimensions for about about 70%, 30% circular metal wire rod of self total length.The circular metal wire rod typically have a diameter from 10.0～15.0mm.The wall thickness of the seamless copper pipe of described specific dimensions is generally 0.3～1.2mm.The essential gap that keeps, the monolateral 0.4～0.6mm that is of a size of usually between the internal diameter of the described seamless copper pipe that is inserted in specific dimensions and the external diameter of circular metal wire rod.Be the seamless copper pipe that is inserted in specific dimensions the described first time, and it is to use a kind of special overlength degree cover copper pipe equipment to realize.Its manufacture method is that the circular metal wire rod is wrapped on the I-beam wheel drum.Rely on rotational line disc spins device and rotary body aligning feeder equipment.Make metal wire rod produce screw propulsion power.The circular metal wire rod is led by rotation traction traction rod frock, inserts the seamless copper pipe of specific dimensions in the mode of screw propulsion.Be the seamless copper pipe of drawing specific dimensions the described second time, adopts the method for drawing copper pipe or the method for cold drawn silk that the seamless copper pipe of specific dimensions is extended exactly.Purpose is to eliminate the circular metal wire rod with the gap of seamless copper pipe inwall and the seamless copper pipe after making extension just covers exposed circular metal wire rod.Usually about 50 meters, it is a kind of copper-clad wire rod that overlaps the thick specification of seamless copper pipe to the joint length of the copper-clad wire rod of this thick specification.This product not only can be eliminated with the product of electroplating copper-plating method production, and surmounts the product that covers process for copper production with the copper-clad band.It stably improves the quality of products, and reduces production costs effectively, realizes the industrial production of scale.
The length of circular metal wire rod described in the utility model is the equal in length with the copper-clad wire rod of the thick specification of desired value.That is to say the length of the copper-clad wire rod of the thick specification that the length of the metal wire rod of input equals to set.
Circular metal wire rod described in the utility model comprises two types.A kind of is non-alloy wire, as: aluminium wire, iron wire, various carbon steel wire rods etc.Another kind is alloy wire, as: the dilval wire rod of the STAINLESS STEEL WIRE of various compositions, different content, invar alloy wire rod etc.
The diameter of circular metal wire rod described in the utility model is 10.0～15.0mm.
The seamless copper pipe of specific dimensions described in the utility model, its length is:
L1=L0（1-30%±）
In the formula: L1 is the length of seamless copper pipe
L0 be the circular metal wire rod length
Accurate data is to calculate according to the copper content of the actual needs of copper-clad wire rod.That is to say that seamless copper pipe when specific dimensions processed by drawing and extend, its extension just covers the parameter of exposed circular metal wire rod and calculates.
The cross dimensions of the seamless copper pipe of specific dimensions is:
φ3=φ2+δ×2
φ2=φ1+（0.4～0.6）×2
In the formula: φ 3 is external diameters of seamless copper pipe
(0.4～0.6) is the gap size between the external diameter of the internal diameter of seamless copper pipe and circular metal wire rod
δ is the wall thickness of seamless copper pipe; Be generally 0.3～1.2mm.The actual wall thickness of seamless copper pipe also is to calculate according to the copper content of the actual needs of copper-clad wire rod.That is to say when seamless copper pipe and processed by drawing and extend that its extension just covers the parameter of exposed circular metal wire rod and calculates.
The essential gap that keeps between its internal diameter of the seamless copper pipe that is inserted in described in the utility model and the circular metal wire rod external diameter, common monolateral size is at 0.4～0.6mm.Its objective is when the circular metal wire rod is moved in seamless copper pipe has certain free space, reduces the frictional force between them.This gap can be eliminated in processing for the second time fully.
The copper-clad wire rod of thick specification described in the utility model must machine through twice.Be to be inserted in seamless copper pipe for the first time; Be the drawing seamless copper pipe for the second time.
Processing of being inserted in seamless copper pipe described in the utility model, it uses overlength degree cover copper pipe equipment to realize.Its manufacture method is that the metal wire rod that will handle well is wrapped on the I-beam wheel drum.Rely on rotational line disc spins device and rotary body aligning feeder equipment.Make metal wire rod produce screw propulsion power.The circular metal wire rod is led by rotation traction traction rod frock, inserts seamless straight copper tube in the mode of screw propulsion.
Rotation traction traction rod frock described in the utility model is that length 400～500mm installs n FM bearing on one's body at it with the material metal bar identical with the circular metal wire rod.The external diameter of bearing is less than within the seamless copper pipe internal diameter 0.05mm.After bearing is installed, draws rod and under the effect of revolving force, can in seamless copper pipe, rotate.Purpose is to make the stem of the circular metal wire rod that is inserted in copper pipe compare rotation stably under the effect of revolving force, thereby leads the circular metal wire rod to enter copper pipe smoothly.
Circular metal wire rod described in the utility model is led by rotation traction traction rod frock, inserts seamless straight copper tube in the mode of screw propulsion.Its using method is to welding and insert copper pipe it and circular metal wire rod.The strength that the circular metal wire rod of aligning is rotated and advances is passed the seamless copper pipe of level in the mode of screw propulsion under the leading of rotation traction traction rod frock, finish the cover copper pipe.After passing copper pipe it is cut off, for using next time.
Circular metal wire rod described in the utility model is led by rotation traction traction rod frock, inserts seamless straight copper tube in the mode of screw propulsion, and the length of its sleeve pipe is the seamless copper pipe length that presets.Remaining exposed circular metal wire rod is without sleeve pipe.It is the take-up stand rolling total length line with the copper-clad wire rod of the thick specification of rolling.
The processing of drawing seamless copper pipe described in the utility model is to adopt the method for drawing copper pipe or the method for cold drawn silk, makes copper pipe be adjacent to the circular metal wire rod and extends separately.Originally be processed with 2 purposes; The one, eliminate the external diameter of circular metal wire rod with the gap of seamless copper pipe inwall, get rid of the air that is detained owing to the gap, seamless copper pipe and circular metal wire rod are combined closely.So below in the annealing operation, the metal interface of these two kinds of materials not only can oxidation, and metal level interpenetrates easily, further strengthens the adhesion between them.The 2nd, make the seamless copper pipe of extension just cover exposed circular metal wire rod.Taken full advantage of seamless copper pipe like this.Through this twice processing, just produce the copper-clad wire rod of thick specification.Its external diameter is the size φ 4 after the drawing, and the circular metal gauge or diameter of wire is constant.
The industrial production that can realize stable scale described in the utility model.Refer to that these two kinds of its materials of raw material of circular metal wire rod and seamless copper pipe are stable aborning, do not have the interference of chemical factors substantially.The length of each wires material of while.Normally about 50 meters, single product weight is also above 50 kilograms.So can realize the industrial production of scale fully.
Specifically, the copper-clad wire rod of the thick specification of cover seamless copper pipe of the present utility model has copper-clad wire rod matrix, it is characterized in that described copper-clad wire rod matrix by the circular metal wire rod and be nested with at circular metal wire rod outer wall and close-fitting seamless copper pipe layer constituting, described seamless copper pipe layer is the seamless copper pipe layer of seamless copper pipe through forming behind the mechanical stretching, the diameter of described circular metal wire rod is 10.0～15.0mm, and the wall thickness of described seamless copper pipe layer is 0.3～1.2mm.
The layer of seamless copper pipe described in the utility model is to be combined closely with circular metal wire rod outer wall through behind the mechanical stretching by seamless copper pipe, and is evenly more firm than existing copper electroplating layer, the decopper(ing) phenomenon can not occur.Cover copper with existing copper-clad band method and compare, do not have weld seam, can not cause weld cracking, also do not have the commissure not have the copper phenomenon certainly.
The wire rod of circular metal described in the utility model can be circular aluminum metal wire rod, circular ferrous metal wire rod or various circular carbon steel metal wire rods etc.
The wire rod of circular metal described in the utility model can be various circular stainless steel alloy metal wire rods, circular dilval metal wire rod or circular invar alloy metal wire rod etc.
Compared with the aforementioned existing similar products, the copper-clad wire rod speed of production of the thick specification of cover seamless copper pipe of the present utility model is fast, good product quality and rate of finished products height, and it can be eliminated and use electro-plating method copper facing, covers the copper-clad wire rod of copper production with copper-clad band method.It has improves the quality of products, and the tangible actual effect that reduces production costs can realize the industrial production of stable scale.
Content of the present utility model further illustrates with the following Examples, but content of the present utility model is not limited only to content related among the embodiment.
Description of drawings
Fig. 1 is the copper-clad wire stretching pre-structure schematic diagram of the thick specification of cover seamless copper pipe among the embodiment 1.
Fig. 2 is structural representation behind the copper-clad wire stretching of thick specification of cover seamless copper pipe among the embodiment 1.
Fig. 3 is the profile of Fig. 2.
Fig. 4 is the section amplification figure of the copper-clad wire rod of the thick specification of cover seamless copper pipe among the embodiment 2.
Embodiment
Embodiment 1: shown in Fig. 1～3, the copper-clad wire rod of the thick specification of the seamless copper pipe of cover described in the present embodiment has copper-clad wire rod matrix, it is characterized in that described copper-clad wire rod matrix by circular metal wire rod 1 and be nested with at circular metal wire rod 1 outer wall and close-fitting seamless copper pipe layer 2 constituting, described seamless copper pipe layer 2 is the seamless copper pipe layer of seamless copper pipe through forming behind the mechanical stretching, the diameter of described circular metal wire rod 1 is 10.0mm, and the wall thickness of described seamless copper pipe layer 2 is 0.3mm.
The wire rod of circular metal described in the present embodiment is circular aluminum metal wire rod.
The copper-clad wire rod of the thick specification of the seamless copper pipe of cover described in the present embodiment is made according to following steps:
1, prepares needed device and frock on request.Dispose the take-up stand of the copper-clad wire rod of a thick specification of rolling simultaneously.
2, the after-combustion of circular metal wire rod on the I-beam wheel drum, drum is installed on the drum support of drum whirligig.The length of circular metal wire rod be thick specification copper-clad wire rod length N doubly.
3, the seamless copper pipe of specific dimensions being led direct join is fixed on the copper pipe support.
4. involve the end of a thread of circular metal wire rod from I-beam wheel, with it penetrate aligning, feeder equipment and and rotation traction traction rod welding jail polish simultaneously.
5. the rotation traction traction rod is inserted copper pipe.Start simultaneously: drum whirligig and rotary body aligning, feeder equipment.At this moment apparatus all moves.When the rotation traction traction rod stops behind the seamless copper pipe by specific dimensions fully, cut the rotation traction traction rod.Use for producing next time.
6. unclamp snap close and armful folder of the seamless copper pipe of all specific dimensions.The circular metal wire rod is cut from I-beam wheel, with the take-up stand rolling total length line of the copper-clad wire rod of the thick specification of rolling.
7. above-mentioned wire rod is carried out the processing second time; According to the method for the method that draws copper pipe or cold drawn silk, copper pipe is extended to cover exposed circular metal wire rod.At this moment, the copper-clad wire rod of the thick specification of cover seamless copper pipe is made.
Embodiment 2: as shown in Figure 4, present embodiment is similar to embodiment 1, and difference is that the diameter of the wire rod of circular metal described in the present embodiment 1 is 15.0mm, and the wall thickness of described seamless copper pipe layer 2 is 1.2mm.
The wire rod of circular metal described in the present embodiment is circular dilval metal wire rod.
Claims (3)
1. copper-clad wire rod that overlaps the thick specification of seamless copper pipe, has copper-clad wire rod matrix, it is characterized in that described copper-clad wire rod matrix by the circular metal wire rod and be nested with at circular metal wire rod outer wall and close-fitting seamless copper pipe layer constituting, described seamless copper pipe layer is the seamless copper pipe layer of seamless copper pipe through forming behind the mechanical stretching, the diameter of described circular metal wire rod is 10.0～15.0mm, and the wall thickness of described seamless copper pipe layer is 0.3～1.2mm.
2. the copper-clad wire rod of the thick specification of cover seamless copper pipe as claimed in claim 1 is characterized in that described circular metal wire rod is circular aluminum metal wire rod, circular ferrous metal wire rod or circular carbon steel metal wire rod.
3. the copper-clad wire rod of the thick specification of cover seamless copper pipe as claimed in claim 1 is characterized in that described circular metal wire rod is circular stainless steel alloy metal wire rod, circular dilval metal wire rod or circular invar alloy metal wire rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320060567 CN203038680U (en) | 2013-02-04 | 2013-02-04 | Thick copper-clad wire rod sleeved with seamless copper pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320060567 CN203038680U (en) | 2013-02-04 | 2013-02-04 | Thick copper-clad wire rod sleeved with seamless copper pipe |
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| Publication Number | Publication Date |
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| CN203038680U true CN203038680U (en) | 2013-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320060567 Expired - Lifetime CN203038680U (en) | 2013-02-04 | 2013-02-04 | Thick copper-clad wire rod sleeved with seamless copper pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150262731A1 (en) * | 2014-03-12 | 2015-09-17 | Merry Electronics (Suzhou) Co., Ltd. | Method of making copper-clad graphene conducting wire |
-
2013
- 2013-02-04 CN CN 201320060567 patent/CN203038680U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150262731A1 (en) * | 2014-03-12 | 2015-09-17 | Merry Electronics (Suzhou) Co., Ltd. | Method of making copper-clad graphene conducting wire |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130703 |