CN105149375B - A kind of booster-type multichannel tubing divergent die combination mold core - Google Patents
A kind of booster-type multichannel tubing divergent die combination mold core Download PDFInfo
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- CN105149375B CN105149375B CN201510612954.2A CN201510612954A CN105149375B CN 105149375 B CN105149375 B CN 105149375B CN 201510612954 A CN201510612954 A CN 201510612954A CN 105149375 B CN105149375 B CN 105149375B
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- lower mould
- mold core
- supporting plate
- boss
- booster
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- 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
- B21C25/00—Profiling tools for metal extruding
- B21C25/02—Dies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Extrusion Of Metal (AREA)
Abstract
The invention belongs to micropore diameter multichannel tubing preparation field, there is provided a kind of booster-type multichannel tubing divergent die combination mold core, including core rod, lower mould and lower mould supporting plate;The center of lower mould is provided with lower mould through hole;The outline of lower mould supporting plate is identical with the shape and size of lower mould through hole, and thickness is less than the thickness of lower mould, inside lower mould through hole;Core rod bottom, which is provided with, is provided with multiple lower mold core pins coordinated with upper mold core pin at the top of multiple upper mold core pins, lower mould supporting plate;The inwall of lower mould is symmetrically provided with the sliding groove of two transverse directions;Spring and the boss sliding block being connected with spring are laterally fixed with sliding groove;Boss sliding block includes boss and pedestal;The support slot being engaged with boss front end is provided with lower mould supporting plate, lower mould supporting plate is supported on inside lower mould through hole by boss;The front end of boss, which is reduced in sliding groove, can then be fixed in sliding groove.The extruding force when present invention improves extrusion forming, type efficiency and mold-filling capacity are filled, and then improve forming quality of products.
Description
Technical field
The invention belongs to the preparation field of micropore diameter multichannel tubing, more particularly, to a kind of booster-type multichannel tubing point
Flow die combination core rod.
Background technology
Micro-channel tubes are the novel tubes in recent years based on the theory exploitation of minute yardstick augmentation of heat transfer, using micro-aperture and logical
Road close-packed configuration realizes heat transfer, compared to conventional yardstick heat exchanger tube, and heat exchange efficiency can be made to improve 100%.Wherein, micropore diameter multichannel
Aluminium alloy flat heat exchange pipe have the advantages that light weight, coefficient of heat transfer height, compact conformation, run it is environmentally friendly with it is safe and reliable, micro-
Electronics, Aero-Space and other heat exchanging equipment sizes and weight, which have in the occasion of particular/special requirement, to be developed rapidly.
Each passage of tubing is formed by fine core needle arranged in parallel, and minute diameter core needle is easily in hot extrusion process
Middle generation elastic deformation, causes tube wall thickness to fluctuate, and even more serious results even in core rod fracture, the meeting when extruding force is too small
Cause extruding to fill the problems such as type is not full, the deformation of minute diameter core needle is easily caused when extruding force is too high and is fractureed, makes hole
Chamber can not be formed, and dead hole, fracture and the forming defects such as muscle are formed in extrusion process, micro- as the main element of heat exchanger
The stability of tube channel Forming Quality is the key issue of heat exchanger quality control.
Patent No. CN102581055A discloses extrusion die prepared by a kind of flat pipes of micro-channel heat exchangers;But the technology
Shortcoming be that core rod and core needle are an entirety, if some or multiple core needles, which are damaged, can cause scrapping for whole core rod,
Reusable edible is very low;In addition, core needle lower end is vacant state, when extruding force is too high, deformation or the folding of core needle can be caused
It is disconnected;And for example Patent No. CN103706653A discloses micro-channel parallel flow aluminum pipe extruding production mould;But the technology is scarce
Point is that lower mould has simply been made separate type by it, does not have any improvement to core rod and core needle, selected extruding force during extruding
It can not still improve, deforming and fractureing still easily occur in core needle, vestibule is not formed causes the unqualified problem of the products such as dead hole.
Therefore, extruding force, the bearing capacity of core needle and core needle when research improves microchannel tubing extrusion forming can
Replaceability, for improving the mold-filling capacity of microchannel tubing and filling type efficiency, the reusable edible for improving core rod and reduction whole
The manufacturing cost of body core rod has vital effect.
The content of the invention
Not full type, dead hole, fracture and the deficiency such as muscle are filled for extruding present in prior art, the invention provides
A kind of booster-type multichannel tubing divergent die combination mold core, it is to avoid micropore diameter multichannel tubing is in extrusion forming process central core needle
The problems such as tube wall thickness fluctuation for be easily broken off, deforming and causing and dead hole, extruding force during work is improved, extruding is enhanced
Type efficiency and mold-filling capacity are filled during shaping, and then improves forming quality of products.
The present invention is to realize above-mentioned technical purpose by following technological means.
A kind of booster-type multichannel tubing divergent die combination mold core, including core rod, lower mould and lower mould supporting plate;The core rod
Positioned at top, the lower mould is located at bottom;The center of the lower mould is provided with lower mould through hole;The lower mould supporting plate is logical positioned at lower mould
Inside hole, the outline of the lower mould supporting plate is identical with the shape and size of lower mould through hole, the thickness of the lower mould supporting plate
Less than the thickness of lower mould;The bottom of the core rod be provided with the top of multiple upper mold core pins, the lower mould supporting plate be provided with it is many
The individual lower mold core pin coordinated with upper mold core pin;The inwall of the lower mould is symmetrically provided with the sliding groove of two transverse directions;The sliding groove
The boss sliding block that interior transverse direction is fixed with spring and is engaged with sliding groove;One end of the spring props up sliding groove, and the other end is supported
Firmly boss sliding block;The boss sliding block includes boss and pedestal;It is provided with what is be engaged with boss front end in the lower mould supporting plate
Support slot, the lower mould supporting plate is supported on inside lower mould through hole by boss;The front end of the boss is retracted to after sliding groove
It may be stuck in sliding groove.
Further, the boss front end is wedge shape, is θ with horizontal plane angle;The boss front end is contacted with support slot
Coefficient of friction between face is μ, and lower mould supporting plate and the lower mold core pin gross weight being attached thereto are G, and the initial compression amount of spring is
Δ, the coefficient of elasticity of spring is k, then should meet following equation:k·Δ≥G·tanθ/(2+2μ·tanθ).
Further, the lower mould supporting plate is cuboid plate;The sliding groove is cuboid groove;The pedestal is rectangular
Susceptor body;The boss is wedge;The sliding groove bottom is provided with the square hole being connected, and the square hole bottom opens up screw thread
Hole;Dogbolt is set in the screwed hole;The lower end that dogbolt is stopped spring is propped up, and the upper end of the retaining spring is supported
Firmly pedestal;The horizontal range of the boss rear end and check plate rear end is equal to the horizontal size of support slot.
Further, the lower mould supporting plate is cuboid plate;The pedestal is rectangular susceptor body;Before the sliding groove is
Segment length's cube, the through slot in end thread hole;Bolt is set in the screwed hole;Spring end props up the bolt;The cunning
Dynamic groove bottom is provided with the square hole being connected, and the square hole bottom opens up screwed hole;Dogbolt is set in the screwed hole, it is described
Dogbolt top connects retaining spring, and the retaining spring top props up angled slide block;The sliding groove top is provided with sliding block card
Groove;The horizontal size of the sliding block neck is more than the horizontal size of pedestal, the level of the sliding block neck front end to pedestal front end
Distance is equal to the horizontal size of support slot;The rear end of the angled slide block is more than the level of support slot with the horizontal range of pedestal front end
Size.
Further, the upper mold core pin and core rod, the lower mold core pin and lower mould supporting plate are to be detachably connected.
Further, the upper mold core pin and core rod, lower mold core pin and lower mould supporting plate are threaded connection;The upper mould
One end that core needle contacts the core rod is tapped, and the other end is provided with groove;The lower mold core pin contacts the lower mould supporting plate
One end it is tapped, the other end provided with projection;The Internal periphery of the groove and raised outer contour shape and size all same;
The upper mold core pin is identical with the largest cross-sectional sized of lower mold core pin abutting end.
Further, the vertical sectional shape of the raised front end is trapezoidal.
Further, the boss front end is identical with the shape and size of support slot.
Further, the upper mold core pin and lower mold core pin correspond to each other, and equidistant in core rod and lower mould supporting plate respectively
Arrangement.
Further, the shape of cross section of the upper mold core pin and lower mold core pin is circular, square or irregular shape.
Beneficial effects of the present invention:
Booster-type multichannel tubing divergent die combination mold core of the present invention, by combining each component formation buffering dress
Put, i.e., original state when, lower mould supporting plate is supported on inside lower mould through hole by boss, when extrusion process starts, before boss
When holding inside stress retraction sliding groove, boss sliding block can be fixed in sliding groove, so that lower mould supporting plate is deviate from;When need again
During utilization, the boss of boss sliding block is supported into lower mould supporting plate again;In addition, by upper mold core pin and lower mold core pin to inserting
Close so that lower mold core has supporting role for upper mold core pin, and extruding force during initial compression is improved jointly, extrusion is can guarantee that
The full bearing capacity that upper mold core pin working face is improved without making upper mold core pin deform or be broken of type is filled, is finally carried
The high quality of extruded profile.The threaded connection of upper mold core pin and core rod, lower mold core pin and lower mould supporting plate, makes integral mould core
Manufacture is changed into separate type manufacture, reduces the manufacturing cost of integral mould core;In addition, the abrasion or damage of upper mold core pin can be by tearing open
Except more bringing realization, and it is unlikely to change whole core rod, has saved resource and easily maintenance;The horizontal stroke of upper mold core pin and lower mold core pin
Cross sectional shape can be designed as circular, square or irregular shape according to actual needs, meet the different market demands.
Brief description of the drawings
Fig. 1 is the structure chart of booster-type multichannel tubing divergent die combination mold core described in the embodiment of the present invention 1.
Fig. 2 is the structure chart of booster-type multichannel tubing divergent die combination mold core described in the embodiment of the present invention 2.
Fig. 3 is core rod and upper mold core pin sectional view.
Fig. 4 is lower mould supporting plate and lower mold core pin sectional view.
Fig. 5 is lower mould, lower mould supporting plate and lower mold core pin top view.
Fig. 6 is the boss sliding block and lower mould supporting plate connection figure of boss front end in embodiment 1.
Fig. 7 is the boss sliding block and lower mould supporting plate connection figure of boss front end in embodiment 2.
Description of reference numerals is as follows:
Mould supporting plate under mould through hole under mould under 1- core rods, 2- upper mold core pins, 3-, 4-, 5- lower mold core pins, 6-, 7- boss is slided
Block, 8- springs, 9- square holes, 10- sliding grooves, 11- support slots, 12- check plates, 13- retaining springs, 14- dogbolts, 15- tops
Go out block, 16- bolts, 17- sliding block necks, 201- grooves, 501- is raised, 701- boss, 702- pedestals.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment the present invention is further illustrated, but protection scope of the present invention is simultaneously
Not limited to this.
Embodiment 1:
As shown in Figure 1 and Figure 5, a kind of booster-type multichannel tubing divergent die combination mold core, including core rod 1, lower mould 3 and under
Mould supporting plate 6;The core rod 1 is located at top, and the lower mould 3 is located at bottom, collectively forms the periphery of combination mold core;The lower mould
3 center is provided with the lower mould through hole 4 of cuboid;The lower mould supporting plate 6 is located inside lower mould through hole 4, the lower mould supporting plate 6
Outline it is identical with the shape and size of lower mould through hole 4 so that the outer wall of lower mould supporting plate 6 can be close to the inwall of lower mould 3;
The thickness of the lower mould supporting plate 6 is less than the thickness of lower mould 3 so that lower mould supporting plate 6 can be placed on the lower mould through hole of lower mould 3
In 4.
As shown in figure 3, the bottom of the core rod 1 is provided with the upper mold core pin 2 of multiple equidistant arrangements;The upper mold core pin 2
With core rod 1 for threaded connection, one end that the upper mold core pin 2 contacts the core rod 1 is tapped with closely-pitched regular screw threads, and the other end is provided with
Groove 201;As shown in Figure 4 and Figure 5, the top of the lower mould supporting plate 6 be provided with it is multiple it is corresponding with upper mold core pin 2, match somebody with somebody each other
The lower mold core pin 5 of conjunction;Lower mold core pin 5 and lower mould supporting plate 6 are threaded connection, and the lower mold core pin 5 contacts the lower mould branch
One end of fagging 6 is tapped with closely-pitched regular screw threads, and the other end is provided with projection 501;The Internal periphery of the groove 201 and projection 501
Outer contour shape and size all same, described upper mold core pin 2 and the maximum cross-section shape and size phase of the abutting end of lower mold core pin 5
Together, Formation cross-section size identical is overall after described upper mold core pin 2 is closed with lower mold core pin 5 to inserting;Manufacture integral mould core
It is changed into separate type manufacture, reduces the manufacturing cost of integral mould core;In addition, the abrasion or damage of upper mold core pin can be by removing more
Realization is brought, and is unlikely to change whole core rod, resource and easily maintenance has been saved;In order to further such that projection 501 is more square
Just efficiently the front end vertical sectional shape of projection 501 is designed as trapezoidal in insertion groove 201.
The lower mould supporting plate 6 is cuboid plate;The sliding groove 10 is cuboid groove;The pedestal 702 is cuboid
Pedestal;The inwall of the lower mould 3 is symmetrically provided with the sliding groove 10 of two transverse directions;Spring 8 is laterally fixed with the sliding groove 10
With the boss sliding block 7 being connected with spring 8, the front end of boss 701 of boss sliding block 7 is wedge shape, and the angle between horizontal plane is θ;
The support slot 11 being engaged with the front end of boss 701 of boss sliding block 7, the front end of boss 701 are provided with the lower mould supporting plate 6
It is identical with the shapes and sizes of support slot 11.Coefficient of friction between boss 701 and support slot 11 is μ, lower mould supporting plate 6 and with
The gross weight of lower mold core pin 5 of connection be G, the initial compression amount of spring 8 is Δ, and boss 701 passes through the lower moulds of 11 pairs of support slot and supported
The normal force F that plate 6 is produced and spring 8 initial elastic force H=k Δs, should meet relational expression:H=k Δs=Fsin θ, so
F=k Δs/sin θ, boss 701 passes through the upward support force N=k Δs of 11 pairs of lower mould supporting plates 6 of support slot/tan θ, boss
Frictional force f=μ F=μ k Δs between 701 and support slot 11/sin θ, f pairs of the frictional force between boss 701 and support slot 11
Lower mould supporting plate 6 produces upward support force Q, Q=fsin θ=μ k Δs/sin θ sin θ=μ k Δs;In order that lower mould
Supporting plate 6 and the lower mold core pin 5 being attached thereto are in poised state, and 2 (N+Q)=G are set up, i.e., 2 (k Δs/tan θ+μ
K Δs)=G, H=k Δs=Gtan θ/(2+2 μ tan θ), so initial elastic force H >=Gtan θ/(the 2+2 μ of spring 8
tanθ)。
The boss 701 is wedge;The bottom of sliding groove 10 is provided with the square hole 9 being connected, and the bottom of square hole 9 is opened
If screwed hole;Dogbolt 14 is set in the screwed hole;The lower end of retaining spring 13 props up dogbolt 14, and upper end props up base
Seat 702;The horizontal range of the rear end of boss 701 and the rear end of check plate 12 is equal to the horizontal size of support slot 11;That is,
As shown in fig. 6, the horizontal size that the horizontal range S of the rear end of boss 701 and the rear end of check plate 12 is equal to support slot 11 is
Lcos θ, wherein L are the hypotenuse of the cross section of support slot 11.
Before extruding starts, extrded material is aluminium alloy, and upper mold core pin 2 is threaded into the bottom of core rod 1, lower mold core pin 5 first
It is threaded into the lower top of mould supporting plate 6;Lower mould supporting plate 6 and lower mold core pin 5 are placed in lower mould through hole 4, and lower mould supporting plate 6 is led to
Cross boss sliding block 7 and spring 8 is supported in lower mould through hole 4, lower mold core pin 5 is closed with upper mold core pin 2 to inserting, realizes seamless company
Connect;Check plate 12 and retaining spring 13 are put into dogbolt screwed hole, and dogbolt 14 is screwed in dogbolt screwed hole,
Check plate 12 is set to withstand boss sliding block 7.Spring 8 is Δ by compression distance, and the initial elastic force of generation is that (k is elasticity to H=k Δs
Coefficient), the horizontal force acted on boss sliding block 7 is H=k Δs, and boss 701 is produced by 11 pairs of lower mould supporting plates 6 of support slot
Raw normal force F and spring 8 initial elastic force H=k Δs, should meet relational expression:H=k Δs=Fsin θ, so F=
K Δs/sin θ, boss 701 passes through the upward support force N=k Δs/tan θ of 11 pairs of lower mould supporting plates 6 of support slot, boss 701
Frictional force f=μ F=μ k Δs/sin θ between support slot 11, the frictional force f between boss 701 and support slot 11 is to lower mould
Supporting plate 6 produces upward support force Q, Q=fsin θ=μ k Δs/sin θ sin θ=μ k Δs;In order that lower mould support
Plate 6 and the lower mold core pin 5 being attached thereto are in poised state, and 2 (N+Q)=G are set up, i.e., 2 (k Δs/tan θ+μ k Δs)
=G, H=k Δ=Gtan θ/(2+2 μ tan θ), so the initial elastic force H >=Gtan θ of spring 8/(2+2 μ tan θ).
Extrude in the course of work, initial compression power is p, when aluminum alloy materials, which are expressed to, to be contacted with lower mould supporting plate 6, squeeze
Pressure can slowly increase, and at this moment spring 8 can slowly be compressed, because the length of the hypotenuse of the cross section of support slot 11 is L, so when convex
When the sliding distance of platform sliding block 7 is Lcos θ, boss sliding block 7 departs from support slot 11, and at this moment the decrement of spring 8 is Δ+Lcos
θ, because the horizontal range of the rear end of boss 701 of the rear end of check plate 12 and boss sliding block 7 is S=Lcos θ, so when boss is slided
When the sliding distance of block 7 is Lcos θ, check plate 12 is ejected under the elastic force of retaining spring 13, is blocked main boss sliding block 7, is prevented convex
Platform sliding block 7 is ejected again, and at this moment the elastic force of spring 8 is k (Δ+Lcos θ), is applied to the vertical force in lower mould supporting plate 6
For 2k (Δ+Lcos θ) (1/tan θ+μ), thus when total extruding force P > 2k (Δ+Lcos θ) (1/tan θ+μ)+
During p-G, lower mould supporting plate 6 is ejected, and boss sliding block 7 is stuck, the micropore diameter multichannel aluminium-alloy pipe of aluminum alloy materials extrusion
Material is smoothly molded.
Embodiment 2:
As shown in Fig. 2 the inwall of the lower mould 3 is symmetrically provided with the sliding groove 10 of two transverse directions, the lower mould supporting plate 6 is
Cuboid plate;The pedestal 702 is rectangular susceptor body;The sliding groove 10 is leading portion cuboid, the through slot in end thread hole;
Bolt 16 is set in the screwed hole;The end of spring 8 props up the bolt 16;The bottom of sliding groove 10 is provided with the side being connected
Hole 9, the bottom of square hole 9 opens up screwed hole;Dogbolt 14, the top of dogbolt 14 connection are set in the screwed hole
Retaining spring 13, the top of retaining spring 13 props up angled slide block 15;The top of sliding groove 10 is provided with sliding block neck 17;It is described
The horizontal size of sliding block neck 17 is more than the horizontal size of the pedestal 702 of boss sliding block 7, as shown in fig. 7, the sliding block neck 17
The horizontal range C of front end to the front end of pedestal 702 is equal to the horizontal size Lcos θ of support slot 11;The rear end of the angled slide block 15
Be more than the horizontal size Lcos θ of support slot 11 with the horizontal range D of the front end of pedestal 702, other parts structure with embodiment 1
It is identical.
The course of work is:Each component is assembled before extruding, extruding the course of work in, when aluminum alloy materials be expressed to
When lower mould supporting plate 6 is contacted, extruding force can slowly increase, and at this moment spring 8 can slowly be compressed, due to the cross section of support slot 11
The length of the hypotenuse is L, so when the sliding distance of boss sliding block 7 is Lcos θ, boss sliding block 7 departs from support slot 11, due to sliding block
The horizontal range C of the front end of neck 17 to the front end of pedestal 702 is equal to the horizontal size Lcos θ of support slot 11, and the angled slide block
15 rear end is more than the horizontal size Lcos θ of support slot 11 with the horizontal range D of the front end of pedestal 702, so when boss sliding block 7
When sliding distance is Lcos θ, angled slide block 15 heads into boss sliding block 7 in sliding block neck 17, blocks main boss sliding block 7, prevents convex
Platform sliding block 7 is ejected under the elastic force of spring 8, makes the smoothly ejection of lower mould supporting plate 6, so as to ensure the lasting progress of extruding and squeeze
The quality of molded part;This at present mould supporting plate 6 deviate from, aluminum alloy materials extrusion micropore diameter multichannel aluminium alloy pipe it is smooth
Shaping.
For the present invention preferred embodiment, but the present invention is not limited to above-mentioned embodiment to the embodiment, not
In the case of the substantive content of the present invention, any conspicuously improved-replacement that those skilled in the art can make
Or modification belongs to protection scope of the present invention.
Claims (10)
1. a kind of booster-type multichannel tubing divergent die combination mold core, it is characterised in that including core rod (1), lower mould (3) and lower mould
Supporting plate (6);The core rod (1) is located at top, and the lower mould (3) is located at bottom;The center of the lower mould (3) is provided with lower mould and led to
Hole (4);The lower mould supporting plate (6) is located at lower mould through hole (4) inside, and outline and the lower mould of the lower mould supporting plate (6) lead to
The shape and size in hole (4) are identical, and the thickness of the lower mould supporting plate (6) is less than the thickness of lower mould (3);The core rod (1)
Bottom, which is provided with the top of multiple upper mold core pins (2), the lower mould supporting plate (6), is provided with the cooperation of multiple and upper mold core pin (2)
Lower mold core pin (5);The inwall of the lower mould (3) is symmetrically provided with the sliding groove (10) of two transverse directions;In the sliding groove (10)
Laterally it is fixed with spring (8) and the boss sliding block (7) being engaged with sliding groove (10);One end of the spring (8) props up slip
Groove (10), the other end props up boss sliding block (7);The boss sliding block (7) includes boss (701) and pedestal (702);The lower mould
The support slot (11) being engaged with boss (701) front end is provided with supporting plate (6), the lower mould supporting plate (6) passes through boss
(701) it is supported on lower mould through hole (4) internal;The front end of the boss (701) may be stuck in sliding groove after being retracted to sliding groove (10)
(10) in.
2. a kind of booster-type multichannel tubing divergent die combination mold core according to claim 1, it is characterised in that described convex
Platform (701) front end is wedge shape, is θ with horizontal plane angle;Rubbing between the contact surface of boss (701) front end and support slot (11)
Wiping coefficient is μ, and lower mould supporting plate (6) and lower mold core pin (5) gross weight being attached thereto are G, and the initial compression amount of spring (8) is
Δ, the coefficient of elasticity of spring (8) is k, then should meet following equation:k·Δ≥G·tanθ/(2+2μ·tanθ).
3. a kind of booster-type multichannel tubing divergent die combination mold core according to claim 2, it is characterised in that under described
Mould supporting plate (6) is cuboid plate;The sliding groove (10) is cuboid groove;The pedestal (702) is rectangular susceptor body;It is described
Boss (701) is wedge;Sliding groove (10) bottom is provided with the square hole (9) being connected, and square hole (9) bottom opens up spiral shell
Pit;Dogbolt (14) is set in the screwed hole, and the dogbolt (14) is stopped spring (13) lower end and propped up, described
Retaining spring (13) upper end props up pedestal (702);The horizontal range of boss (701) rear end and check plate (12) rear end is equal to
The horizontal size of support slot (11).
4. a kind of booster-type multichannel tubing divergent die combination mold core according to claim 2, it is characterised in that under described
Mould supporting plate (6) is cuboid plate;The pedestal (702) is rectangular susceptor body;The sliding groove (10) is leading portion cuboid, end
Hold the through slot of screwed hole;Bolt (16) is set in the screwed hole;Spring (8) end props up the bolt (16);The cunning
Dynamic groove (10) bottom is provided with the square hole (9) being connected, and square hole (9) bottom opens up screwed hole;Set and stop in the screwed hole
Dynamic bolt (14), dogbolt (14) the top connection retaining spring (13), retaining spring (13) top props up ejection
Block (15);Sliding groove (10) top is provided with sliding block neck (17);The horizontal size of the sliding block neck (17) is more than pedestal
(702) horizontal size, the horizontal range of sliding block neck (17) front end to pedestal (702) front end is equal to support slot (11)
Horizontal size;The rear end of the angled slide block (15) is more than the horizon rule of support slot (11) with the horizontal range of pedestal (702) front end
It is very little.
5. a kind of booster-type multichannel tubing divergent die combination mold core according to claim 3 or 4, it is characterised in that institute
It is to be detachably connected to state upper mold core pin (2) and core rod (1), the lower mold core pin (5) and lower mould supporting plate (6).
6. a kind of booster-type multichannel tubing divergent die combination mold core according to claim 5, it is characterised in that on described
Core rod pin (2) and core rod (1), lower mold core pin (5) and lower mould supporting plate (6) are threaded connection;Upper mold core pin (2) contact
One end of the core rod (1) is tapped, and the other end is provided with groove (201);Lower mold core pin (5) the contact lower mould support
One end of plate (6) is tapped, and the other end is provided with raised (501);The Internal periphery of the groove (201) is outer with raised (501)
Contour shape and size all same;The upper mold core pin (2) is identical with the largest cross-sectional sized of lower mold core pin (5) abutting end.
7. a kind of booster-type multichannel tubing divergent die combination mold core according to claim 6, it is characterised in that described convex
The vertical sectional shape for playing (501) front end is trapezoidal.
8. a kind of booster-type multichannel tubing divergent die combination mold core according to claim 7, it is characterised in that described convex
Platform (701) front end is identical with the shape and size of support slot (11).
9. a kind of booster-type multichannel tubing divergent die combination mold core according to claim 2, it is characterised in that on described
Core rod pin (2) and lower mold core pin (5) correspond to each other, and respectively in core rod (1) and lower mould supporting plate (6) equidistant arrangement.
10. a kind of booster-type multichannel tubing divergent die combination mold core according to claim 2, it is characterised in that described
The shape of cross section of upper mold core pin (2) and lower mold core pin (5) is circular, square or irregular shape.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510612954.2A CN105149375B (en) | 2015-09-23 | 2015-09-23 | A kind of booster-type multichannel tubing divergent die combination mold core |
PCT/CN2015/091591 WO2017049668A1 (en) | 2015-09-23 | 2015-10-10 | Combined mold core for supercharged multichannel pipe divergent mold |
GB1804182.2A GB2556820B (en) | 2015-09-23 | 2015-10-10 | A Combined Mold Core for Supercharged Multichannel Pipe Divergent Die |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510612954.2A CN105149375B (en) | 2015-09-23 | 2015-09-23 | A kind of booster-type multichannel tubing divergent die combination mold core |
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Publication Number | Publication Date |
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CN105149375A CN105149375A (en) | 2015-12-16 |
CN105149375B true CN105149375B (en) | 2017-09-29 |
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CN201510612954.2A Expired - Fee Related CN105149375B (en) | 2015-09-23 | 2015-09-23 | A kind of booster-type multichannel tubing divergent die combination mold core |
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CN (1) | CN105149375B (en) |
GB (1) | GB2556820B (en) |
WO (1) | WO2017049668A1 (en) |
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CN107900222A (en) * | 2017-11-30 | 2018-04-13 | 重庆标准件工业有限责任公司 | Hexagon flange bolt double-clicks single-station molding die |
CN108454038B (en) * | 2018-04-17 | 2023-12-08 | 深圳市艺源精密塑胶模具有限公司 | Anti-breaking structure of injection mold |
CN111438216A (en) * | 2020-06-02 | 2020-07-24 | 贵州航航科技有限公司 | Extrusion forming equipment for blades of radial flow fan |
CN114633409A (en) * | 2022-03-15 | 2022-06-17 | 合肥工业大学 | Mold core crossbeam composite separation's mould |
CN117225920B (en) * | 2023-11-16 | 2024-02-27 | 靖江三鹏模具科技股份有限公司 | Double-layer end face extrusion insert die for metal processing |
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US5342189A (en) * | 1992-10-01 | 1994-08-30 | Mitsubishi Aluminum Co., Ltd. | Extrusion dies |
JP3763783B2 (en) * | 2001-12-28 | 2006-04-05 | 有限会社矢野エンジニアリング | Hollow material extrusion dies |
JP2004306124A (en) * | 2003-04-10 | 2004-11-04 | Yano Engineering:Kk | Extrusion die for metallic hollow material, and mandrel for extrusion die |
JP2006015365A (en) * | 2004-07-01 | 2006-01-19 | Mitsubishi Alum Co Ltd | Die for extrusion |
JP5227972B2 (en) * | 2006-12-11 | 2013-07-03 | オハイオ ユニバーシティ | Apparatus and method for extruding a microchannel tube |
JP2008228910A (en) * | 2007-03-19 | 2008-10-02 | Samii Kk | Game machine |
JP2009131863A (en) * | 2007-11-29 | 2009-06-18 | Showa Denko Kk | Mandrel and extrusion die |
CN102581055A (en) * | 2012-03-09 | 2012-07-18 | 无锡凯博易机电科技有限公司 | Extrusion die for preparation of flat pipes of micro-channel heat exchangers |
CN202570806U (en) * | 2012-03-27 | 2012-12-05 | 福昌精密制品(深圳)有限公司 | Warm extrusion die for heat sink |
CN103273186B (en) * | 2013-06-08 | 2015-04-15 | 天津理工大学 | Working device for extruding miniature thin-wall multi-hole flat pipes by using multiple-step tower-shaped fishtail type core rod |
CN103706653B (en) * | 2013-12-09 | 2016-08-17 | 河南启德隆实业有限公司 | Micro-channel parallel flow aluminum pipe extruding production mould |
CN203900144U (en) * | 2014-06-17 | 2014-10-29 | 昆山乙耀金属有限公司 | Double-row microchannel heat-exchange aluminum member extrusion die |
-
2015
- 2015-09-23 CN CN201510612954.2A patent/CN105149375B/en not_active Expired - Fee Related
- 2015-10-10 WO PCT/CN2015/091591 patent/WO2017049668A1/en active Application Filing
- 2015-10-10 GB GB1804182.2A patent/GB2556820B/en not_active Expired - Fee Related
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GB201804182D0 (en) | 2018-05-02 |
CN105149375A (en) | 2015-12-16 |
WO2017049668A1 (en) | 2017-03-30 |
GB2556820A (en) | 2018-06-06 |
GB2556820B (en) | 2021-09-15 |
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