CN108906902A - A kind of mold and heat absorption plate core structure processing unit (plant) - Google Patents
A kind of mold and heat absorption plate core structure processing unit (plant) Download PDFInfo
- Publication number
- CN108906902A CN108906902A CN201810962674.8A CN201810962674A CN108906902A CN 108906902 A CN108906902 A CN 108906902A CN 201810962674 A CN201810962674 A CN 201810962674A CN 108906902 A CN108906902 A CN 108906902A
- Authority
- CN
- China
- Prior art keywords
- mold
- transition
- font
- narrow
- die hole
- 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.)
- Pending
Links
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 15
- 230000007704 transition Effects 0.000 claims abstract description 62
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 46
- 229910052802 copper Inorganic materials 0.000 claims abstract description 46
- 239000010949 copper Substances 0.000 claims abstract description 46
- 230000008859 change Effects 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 description 11
- 230000006698 induction Effects 0.000 description 10
- 230000008569 process Effects 0.000 description 5
- 210000001161 mammalian embryo Anatomy 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000137 annealing Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C3/00—Profiling tools for metal drawing; Combinations of dies and mandrels
- B21C3/02—Dies; Selection of material therefor; Cleaning thereof
- B21C3/04—Dies; Selection of material therefor; Cleaning thereof with non-adjustable section
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
- B21C1/22—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes specially adapted for making tubular articles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Extraction Processes (AREA)
Abstract
The present invention relates to a kind of molds and heat absorption plate core structure processing unit (plant).Mold of the present invention is column structure, and offers die hole to perforation on the mold, the narrow portion of the die hole including " D " font and horn-like expansion portion；From end is most expanded to the rounded gradual change form to " D " font of most narrow end, " D " font of the most narrow end in the expansion portion matches with " D " font of the narrow portion in the expansion portion；The expansion portion includes round transition and abrupt slope transition, and the circle transition is connected with the abrupt slope transition rounding off；The most narrow end of the circle transition is connected with the arc segment of the narrow portion of " D " font, and the most narrow end of the abrupt slope transition is connected with the straightway of the narrow portion of " D " font.Mold of the present invention has the advantages that can be used for Continuous maching D type copper pipe.
Description
Technical field
The present invention relates to molds, more particularly to a kind of mold and heat absorption plate core structure processing unit (plant).
Background technique
In the application field of induction coil, online annealing induction coil is made by rectangular tube.But due to rectangular tube
The limitation of shape, cause with the induction coil that rectangular tube is wound into receive size limitation, cause many small diameter coils without
Method is coiled into, and the design of heat absorption plate core structure can be coiled into smaller coil without recessed flat, and the induction coil of minor diameter makes induction heating efficiency more
High more power saving.And the design of D type, straight section are to be conducive to faradic circulation, heat absorption plate core structure circular arc on the inside of induction coil
Section is conducive to largely passing through and be quickly cooled down for cooling water again.
Conventional specially shaped copper tube (non-circular copper pipe) production method is extrusion or fixed core bar pulling method.Extrusion is to pass through
Solid tubes embryo is cast, is put into extruder after the heating peeling of pipe embryo, respective shapes of pressurizeing out；Fixed core bar is stretched as to have made
Round tube embryo be sawed into straight section, the method that fixed core print is stretched again is inserted into straight section pipe embryo.But extrusion produces
Process efficiency is low, at high cost and lumber recovery is low, fixed core bar pulling method not only low efficiency, at high cost, and the stretchable length of raw material
Limited, usually fixed core bar pulling method can only stretch tens centimetres of pipeline section, and cannot stretch several hundred centimetres of even longer pipes
Section.
Summary of the invention
Based on this, the object of the present invention is to provide a kind of molds and heat absorption plate core structure processing unit (plant), and having can be used for continuously
The advantages of processing D type copper pipe.
A kind of mold, the mold are column structure, and offer die hole to perforation on the mold, which includes " D "
The narrow portion of font and horn-like expansion portion；The expansion portion is described from end is most expanded to the rounded gradual change form to " D " font of most narrow end
" D " font of the most narrow end in expansion portion and " D " font of the narrow portion match；The expansion portion include round transition and abrupt slope gradually
Become section, the circle transition is connected with the abrupt slope transition rounding off；The most narrow end and " D " font of the circle transition
Narrow portion arc segment linking, the most narrow end of the abrupt slope transition is connected with the straightway of the narrow portion of " D " font.
Mold of the present invention continuously can uninterruptedly process D type copper pipe, high in machining efficiency, and process
Copper pipe is not recessed, and copper pipe quality is high.
Further, the slope of the abrupt slope transition of the die hole is 10 °~30 °, the round transition of the die hole
Slope is 25 °~45 °.
Further, the slope of the abrupt slope transition of the die hole is 20 °, and the slope of the circle transition is 30 °.?
Carry out D type copper pipe processing under this preferred mode, the continuity of processing is best and the quality of copper pipe that processes is preferably also.
Further, the section of the round transition is arc-shaped.Arc-shaped round transition can with it is undressed
Circular copper pipe tube wall fitting, transitions smooth.
Further, the port in the expansion portion of the die hole is circle.Unprocessed circular copper pipe is when entering mold, copper pipe
Shape matched with the die hole shape of mold, so that contact is good, facilitate processing；And as the shape of die hole gradually deforms, copper
Pipe also with mold change in shape and deform.
Further, chamfering is formed at the narrow portion port of the die hole.Due to foring chamfering, reduce copper pipe
Contact area is squeezed, copper pipe is easier to pull out.
A kind of heat absorption plate core structure processing unit (plant), including plate drawing machine, material frame and the mold, and the plate drawing machine, the mould
Tool and the material frame are set gradually, and the plate drawing machine from mold for pulling out copper pipe.Copper pipe is around the home in material frame, then
It is gradually pulled out after mold by plate drawing machine, under the stretching of plate drawing machine, circular copper pipe is gradually by mold pulling shaping.
It further, further include disk cylinder, which is arranged in the discharge end of the plate drawing machine, pulls out for collecting plate drawing machine
Material.
In order to better understand and implement, the invention will now be described in detail with reference to the accompanying drawings.
Detailed description of the invention
Fig. 1 is the main view of mold of the invention；
Fig. 2 is the half sectional view in the face A-A of Fig. 1；
Fig. 3 is the half sectional view in the face B-B of Fig. 1；
Fig. 4 is the connection relationship diagram of heat absorption plate core structure processing unit (plant).
Specific embodiment
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
Such as a kind of mold 10 of Fig. 1, which is column structure, in the present embodiment, preferably cylindrical-shaped structure, and
Die hole is offered to perforation on the mold, which runs through two parallel end faces of mold, which includes the narrow of " D " font
Portion 11 and horn-like expansion portion 12；The expansion portion 12 is from end is most expanded to the rounded gradual change form to " D " font of most narrow end, the expansion
" D " font of the most narrow end in portion 12 and " D " font of the narrow portion match；The expansion portion 12 includes round transition and abrupt slope
Transition, the circle transition are connected with the abrupt slope transition rounding off；The most narrow end and " D " word of the circle transition
The arc segment of the narrow portion of shape is connected, and the most narrow end of the abrupt slope transition is connected with the straightway of the narrow portion of " D " font.Such as Fig. 2, letter
Dan Di is two parts according to the different parts that will expand of slope, and a part is round transition, which is in cone
Divergent structure, in round transition, slope is constant；Another part is abrupt slope transition, and the slope of the abrupt slope transition is relatively round
The slope variation of shape transition is big, and on abrupt slope, the slope of transition is in become larger then gradually smaller state again；And it is steep
For slope transition is compared to round transition, the gradient of abrupt slope transition is big, and such shape setting is in order to enable round
Copper pipe be easier by mold be squeezed and deformed be " D " font.To, the expansion portion that round transition and abrupt slope transition surround, from
The most expansion end in the expansion portion is to most narrow end, then arrives narrow portion, the rounded gradual change form to D-shaped of the die hole of this mold.In round gradual change
The end face junction of section and abrupt slope transition and mold, the i.e. most expansion portion of the die hole, the slope of die hole gradually become smaller, and section is in
Arc-shaped gradually transitional form.In general, the most narrow end of die hole be D type and with end face arc transition, die hole most expands end and is
It is round and with end face arc transition, the middle part of die hole is in D type to circular gradual change form.On the one hand, such structure is easier
D type copper pipe is processed, on the other hand, the arc transition of most narrow end makes copper pipe more easily by and reducing copper pipe and mold
Contact area, copper pipe is not easy to be recessed；The arc transition for most expanding end makes copper pipe be easier to enter die hole.
The slope of the abrupt slope transition of the die hole is 10 °~30 °, the i.e. central axes of the groove of abrupt slope transition and mold
Angle a, angular range be 10 °<a<30°；The slope of the round transition of the die hole is 25 °~45 °, i.e., round gradual change
The angle b of the central axes of the groove and mold of section, angular range are 25 °<b<45°.The port in the expansion portion 12 of the die hole is
It is round.Chamfering is formed at 11 port of narrow portion of the die hole.
The narrow portion 11 of mold of the invention is the through-hole of " D " font, last sizing when for by copper pipe drawing and forming.Expand
The abrupt slope transition in portion 12 is big compared with the gradient of round transition, is equivalent to and forms the protrusion knot an of gradual change in abrupt slope transition
Structure, it is gradually rounded to " D " font transition from the material inlet end in expansion portion to narrow portion.Thus mould of the circular copper pipe with mold
The change in shape in hole and with deforming together, to complete the machine-shaping of D type copper pipe.
Preferably, the slope of the abrupt slope transition of the die hole is 20 °, and the slope of the circle transition is 30 °.It is existing
D type copper pipe processing mold due to the angle control of die hole it is bad, and make the poor continuity during copper pipe processing, and add
Copper pipe is easy recess during work.This is because in the prior art, the angle angle a of the abrupt slope transition of D type copper pipe processing mold
Degree variation controls bad, could not accomplish a suitable angle value and shape value, such mold high quality out not easy to be processed
D type copper pipe.
Referring to Fig. 3, the section of the circle transition is arc-shaped.
The working principle of mold of the invention：
The outer diameter of circular copper pipe is slightly less than the internal diameter of the port in the expansion portion 12 of mold 10, and copper pipe is from the expansion portion 12 of mold 10
Into die hole, and under the extruding of the abrupt slope transition of die hole, circular copper pipe is gradually squeezed into D type copper pipe, and from D-shaped
Narrow portion 11 is stretched, from the copper pipe of the wall thickness such as the stretched D type of narrow portion 11.
The D type copper pipe that mold through the invention processes, the application on induction coil, than existing square coil ratio
The aperture that induction coil can be reduced avoids the big ox of many induction coils and draws trolley problem, saves power consumption；Heat absorption plate core structure analogy
Type pipe designs more rationally on induction coil, saves copper material, improves efficiency.
Such as a kind of heat absorption plate core structure processing unit (plant) of Fig. 4, including plate drawing machine 20, material frame 30, disk cylinder 40 and mould described above
Tool, and the disk cylinder 40, the plate drawing machine 20, the mold 10 and the material frame 30 are set gradually, and the plate drawing machine is used
In copper pipe is pulled out from mold.The discharge end of the plate drawing machine is arranged in the disk cylinder, for collecting the material of plate drawing machine pull-out.
The working principle of heat absorption plate core structure processing unit (plant) of the invention：
For circular copper pipe in material frame, one end enters plate drawing machine after the die hole of mold of the invention, draws in disk
Circular copper pipe is gradually pulled into D type copper pipe under the stretching of machine, then molding copper pipe is on disk cylinder.Heat absorption plate core structure of the invention
Processing unit (plant) can Continuous maching so that the efficiency of processing improves, and shaping speed is fast.The present apparatus realizes copper pipe in plate drawing machine
Directly sky pulling shaping, greatly promotes production efficiency, theoretical processing length is unrestricted.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.
Claims (8)
1. a kind of mold, it is characterised in that：The mold be column structure, and on the mold perforation offer die hole, the mould
Narrow portion and horn-like expansion portion of the hole including " D " font；The expansion portion is from end is most expanded to the rounded gradual change to " D " font of most narrow end
Form, " D " font of the most narrow end in the expansion portion match with " D " font of the narrow portion；The expansion portion includes round gradual change
Section and abrupt slope transition, the circle transition are connected with the abrupt slope transition rounding off；The circle transition it is most narrow
End is connected with the arc segment of the narrow portion of " D " font, the straightway rank of the narrow portion of the most narrow end and " D " font of the abrupt slope transition
It connects.
2. mold according to claim 1, it is characterised in that：The slope of the abrupt slope transition of the die hole be 10 °~
30 °, the slope of the round transition of the die hole is 25 °~45 °.
3. mold according to claim 2, it is characterised in that：The slope of the abrupt slope transition of the die hole is 20 °, described
The slope of round transition is 30 °.
4. mold according to claim 3, it is characterised in that：The section of the circle transition is arc-shaped.
5. mold according to claim 4, it is characterised in that：The port in the expansion portion of the die hole is circle.
6. mold according to claim 4, it is characterised in that：Chamfering is formed at the port of the narrow portion of the die hole.
7. a kind of heat absorption plate core structure processing unit (plant), it is characterised in that：Including described in plate drawing machine, material frame and any of the above-described claim
Mold, and the plate drawing machine, the mold and the material frame are set gradually, and the plate drawing machine is used for copper pipe from mold
Middle pull-out.
8. heat absorption plate core structure processing unit (plant) according to claim 7, it is characterised in that：It further include disk cylinder, which is arranged described
The discharge end of plate drawing machine, for collecting the material of plate drawing machine pull-out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810962674.8A CN108906902A (en) | 2018-08-22 | 2018-08-22 | A kind of mold and heat absorption plate core structure processing unit (plant) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810962674.8A CN108906902A (en) | 2018-08-22 | 2018-08-22 | A kind of mold and heat absorption plate core structure processing unit (plant) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108906902A true CN108906902A (en) | 2018-11-30 |
Family
ID=64406381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810962674.8A Pending CN108906902A (en) | 2018-08-22 | 2018-08-22 | A kind of mold and heat absorption plate core structure processing unit (plant) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108906902A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1347775A (en) * | 2000-10-10 | 2002-05-08 | 苏州仓环机电工业有限公司 | Internal screw copper pipe machining process and its special apparatus |
| JP2008290107A (en) * | 2007-05-24 | 2008-12-04 | Sumitomo Electric Ind Ltd | Die for working electric wire, and special shape electric wire |
| CN101367096A (en) * | 2008-08-15 | 2009-02-18 | 芜湖浩达金属制品有限公司 | Manufacture process for 'D' shaped section brass pipe for ultra low temperature refrigeration |
| CN102873119A (en) * | 2012-10-22 | 2013-01-16 | 江苏华程工业制管股份有限公司 | Drawing die for rectangular flat steel tube |
| CN203343207U (en) * | 2013-07-02 | 2013-12-18 | 上海胜华电气股份有限公司 | Wire drawing device of coiling machine |
| CN203556658U (en) * | 2013-10-08 | 2014-04-23 | 江苏金奕达铜业股份有限公司 | Duplex tray stretching device for copper bar line |
| CN104741400A (en) * | 2015-04-13 | 2015-07-01 | 江苏华程工业制管股份有限公司 | Inequilateral empty sinking mold for rectangular specially-shaped steel pipe |
| CN206604888U (en) * | 2017-04-10 | 2017-11-03 | 宜昌中南精密钢管有限公司 | High accuracy, the cold-drawing molding die of high strength special-shaped heat absorption plate core structure |
| CN206604887U (en) * | 2017-04-10 | 2017-11-03 | 宜昌中南精密钢管有限公司 | High accuracy, the cold-drawing molding die of the flat ellipse shape heat absorption plate core structure of high intensity |
| CN207043046U (en) * | 2017-07-20 | 2018-02-27 | 河源正信硬质合金有限公司 | A kind of copper product drawing mould |
| CN208772172U (en) * | 2018-08-22 | 2019-04-23 | 广东海亮铜业有限公司 | A kind of mold and heat absorption plate core structure processing unit (plant) |
-
2018
- 2018-08-22 CN CN201810962674.8A patent/CN108906902A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1347775A (en) * | 2000-10-10 | 2002-05-08 | 苏州仓环机电工业有限公司 | Internal screw copper pipe machining process and its special apparatus |
| JP2008290107A (en) * | 2007-05-24 | 2008-12-04 | Sumitomo Electric Ind Ltd | Die for working electric wire, and special shape electric wire |
| CN101367096A (en) * | 2008-08-15 | 2009-02-18 | 芜湖浩达金属制品有限公司 | Manufacture process for 'D' shaped section brass pipe for ultra low temperature refrigeration |
| CN102873119A (en) * | 2012-10-22 | 2013-01-16 | 江苏华程工业制管股份有限公司 | Drawing die for rectangular flat steel tube |
| CN203343207U (en) * | 2013-07-02 | 2013-12-18 | 上海胜华电气股份有限公司 | Wire drawing device of coiling machine |
| CN203556658U (en) * | 2013-10-08 | 2014-04-23 | 江苏金奕达铜业股份有限公司 | Duplex tray stretching device for copper bar line |
| CN104741400A (en) * | 2015-04-13 | 2015-07-01 | 江苏华程工业制管股份有限公司 | Inequilateral empty sinking mold for rectangular specially-shaped steel pipe |
| CN206604888U (en) * | 2017-04-10 | 2017-11-03 | 宜昌中南精密钢管有限公司 | High accuracy, the cold-drawing molding die of high strength special-shaped heat absorption plate core structure |
| CN206604887U (en) * | 2017-04-10 | 2017-11-03 | 宜昌中南精密钢管有限公司 | High accuracy, the cold-drawing molding die of the flat ellipse shape heat absorption plate core structure of high intensity |
| CN207043046U (en) * | 2017-07-20 | 2018-02-27 | 河源正信硬质合金有限公司 | A kind of copper product drawing mould |
| CN208772172U (en) * | 2018-08-22 | 2019-04-23 | 广东海亮铜业有限公司 | A kind of mold and heat absorption plate core structure processing unit (plant) |
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