CN208772172U - 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
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- CN208772172U CN208772172U CN201821358211.2U CN201821358211U CN208772172U CN 208772172 U CN208772172 U CN 208772172U CN 201821358211 U CN201821358211 U CN 201821358211U CN 208772172 U CN208772172 U CN 208772172U
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Abstract
The utility model relates to a kind of molds and heat absorption plate core structure processing unit (plant).Mold described in the utility model 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 described in the utility model has the advantages that can be used for Continuous maching D type copper pipe.
Description
Technical field
The utility model 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.
Utility model content
Based on this, the purpose of the utility model is to provide a kind of molds and heat absorption plate core structure processing unit (plant), and having can be used for
The advantages of Continuous maching 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 described in the utility model continuously can uninterruptedly process D type copper pipe, high in machining efficiency, and process
Copper pipe out 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, according to the present invention will be described in detail below with reference to the accompanying drawings.
Detailed description of the invention
Fig. 1 is the main view of the mold of the utility model;
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 should 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 describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or two
More than a.
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 the mold of the utility model is the through-hole of " D " font, last when for by copper pipe drawing and forming to determine
Type.The abrupt slope transition in expansion portion 12 is big compared with the gradient of round transition, is equivalent to and forms the convex of a gradual change in abrupt slope transition
Structure is played, it is gradually rounded to " D " font transition from the material inlet end in expansion portion to narrow portion.To which circular copper pipe is with mold
Die hole change in shape 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 the mold of the utility model:
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 processed by the mold of the utility model, the application on induction coil, than existing rectangular line
Aperture of the circle than that can reduce induction coil avoids the big ox of many induction coils and draws trolley problem, save power consumption;Heat absorption plate core structure
It is designed on induction coil than square tube more rationally, saves copper material, improve 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 the heat absorption plate core structure processing unit (plant) of the utility model:
For circular copper pipe in material frame, one end enters plate drawing machine after the die hole of the mold of the utility model,
Circular copper pipe is gradually pulled into D type copper pipe under the stretching of plate drawing machine, then molding copper pipe is on disk cylinder.The utility model
Heat absorption plate core structure 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 the directly empty pulling shaping of plate drawing machine, production efficiency is greatly promoted, theoretical processing length is unrestricted.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.
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: be formed with chamfering 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 any one of plate drawing machine, material frame and the claims 1-6 institute
The mold stated, and the plate drawing machine, the mold and the material frame are set gradually, the plate drawing machine are used for copper pipe from mould
It is pulled out in tool.
8. heat absorption plate core structure processing unit (plant) according to claim 7, it is characterised in that: 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.
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CN201821358211.2U CN208772172U (en) | 2018-08-22 | 2018-08-22 | A kind of mold and heat absorption plate core structure processing unit (plant) |
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CN201821358211.2U CN208772172U (en) | 2018-08-22 | 2018-08-22 | A kind of mold and heat absorption plate core structure processing unit (plant) |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108906902A (en) * | 2018-08-22 | 2018-11-30 | 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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2018
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108906902A (en) * | 2018-08-22 | 2018-11-30 | 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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