CN109133873A - A kind of triangle magnesium pipe continuous mould pressing forming and sintering equipment - Google Patents
A kind of triangle magnesium pipe continuous mould pressing forming and sintering equipment Download PDFInfo
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- CN109133873A CN109133873A CN201810948405.6A CN201810948405A CN109133873A CN 109133873 A CN109133873 A CN 109133873A CN 201810948405 A CN201810948405 A CN 201810948405A CN 109133873 A CN109133873 A CN 109133873A
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- moulding die
- mould
- magnesium pipe
- triangle magnesium
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- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 title claims abstract description 94
- 229910052749 magnesium Inorganic materials 0.000 title claims abstract description 82
- 239000011777 magnesium Substances 0.000 title claims abstract description 82
- 238000003825 pressing Methods 0.000 title claims abstract description 23
- 238000005245 sintering Methods 0.000 title claims abstract description 22
- 238000009747 press moulding Methods 0.000 claims abstract description 91
- 238000005520 cutting process Methods 0.000 claims abstract description 26
- 238000001354 calcination Methods 0.000 claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 claims abstract description 15
- 239000000203 mixture Substances 0.000 claims description 33
- 230000001788 irregular Effects 0.000 claims description 20
- 239000000843 powder Substances 0.000 claims description 8
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 7
- 239000000395 magnesium oxide Substances 0.000 claims description 7
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 7
- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 239000008399 tap water Substances 0.000 claims description 3
- 235000020679 tap water Nutrition 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims 1
- 238000005485 electric heating Methods 0.000 abstract description 8
- 238000001035 drying Methods 0.000 abstract description 7
- 238000000465 moulding Methods 0.000 abstract description 6
- 239000002994 raw material Substances 0.000 abstract description 6
- 238000009413 insulation Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 238000000748 compression moulding Methods 0.000 abstract description 3
- 238000011049 filling Methods 0.000 abstract description 3
- 230000001360 synchronised effect Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004093 laser heating Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000009702 powder compression Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/03—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite
- C04B35/04—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite based on magnesium oxide
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/64—Burning or sintering processes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/42—Heating elements having the shape of rods or tubes non-flexible
- H05B3/48—Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
- H05B3/50—Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material heating conductor arranged in metal tubes, the radiating surface having heat-conducting fins
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/017—Manufacturing methods or apparatus for heaters
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Powder Metallurgy (AREA)
Abstract
Triangle magnesium pipe continuous mould pressing forming and sintering method of the invention, raw material discharges after being mixed by stirred tank along guiding core, integer, the second press-moulding die final molding are tentatively clamped through the first press-moulding die, conveying fixture function is had both while first press-moulding die, the compression molding of the second press-moulding die, without being further provided with conveying fixture and delivery track, and to be oriented to core as feeding center drying machine, cutting machine drying, cutting, is calcined and be formed by calcining furnace, production cost investment is low, easy to operate；Can regular triangular prism shaped magnesium pipe fixed support can be provided for resistance wire, improve magnesium powder consistency and draw rate, the electric heating tube draw rate of regular triangular prism shaped magnesium pipe combination magnesium powder filling can reach 15%~20%, state modulator is accurate after the draw, it can adapt to the insulation system demand of high-temperature heating, the special electric heating tube suitable for supply voltage 6600V, the high-voltage explosion-proof heater that general power is 1000KW.
Description
Technical field
The present invention relates to a kind of triangle magnesium pipe continuous mould pressing forming and sintering equipment.
Background technique
After the electric heating tube of the electric heater generally spiral resistance wire as built in metal tube, between resistance wire and metal tube
It fills crystal magnesium oxide powder to constitute, magnesium powder constitutes the insulation system between heating wire and tube wall, while having outstanding thermally conductive function
Energy；Inside traditional electric heating tube after direct filler particles magnesium powder, magnesium powder internal clearance is squeezed by the draw, increases magnesium powder compression
Density improves its thermally conductive and insulation performance, but squeezes pure pellet state magnesium powder, compression effectiveness inside electric heating tube by the draw
It is bad, cannot be by the complete dense extrusion of magnesium powder, draw rate is low, the interior setting triangle magnesium pipe between inner wall of metal tube and resistance wire
Fixed support can be provided resistance wire, need to be shaped to after first mixing various raw materials containing certain water when triangle magnesium pipe manufactures
The moist triangle magnesium pipe divided, then sizing is sintered by agglomerating plant, the moist triangle magnesium pipe containing certain moisture is also
Unlocked molding, traditional mode of production trajectory, conveying fixture do not adapt to moist triangle magnesium pipe delivery requirements, easily cause prepattern
Triangle magnesium pipe deformation.
Summary of the invention
The technical problem to be solved by the invention is to provide one kind high-purity magnesium oxide powder raw material can be sintered into electricity
The triangle magnesium pipe for hindering the fixed support of silk offer, the triangle magnesium pipe continuous mould pressing for improving magnesium powder consistency and draw rate form burning
Tie equipment.
The present invention relates to a kind of triangle magnesium pipe continuous mould pressing forming and sintering equipment, it is characterised in that: including can will be high
The stirred tank for the irregular mixture of dough, stirred tank bottom discharge is mixed in purity magnesium oxide powder, adhesive, tap water
Mouth center is provided with cylindrical guiding core, and discharge port is externally connected to discharge pipe, and the irregular mixture of dough is through going out
Pipe material and guiding core output are irregular tubulose mixture；Discharge pipe rear is provided with can be by irregular tubulose mixture
Preliminary die mould is the first press-moulding die of nearly circular tube shaped mixture, and the first press-moulding die rear is provided with the second press-moulding die, the second die mould
Mould can nearly circular tube shaped mixture be finally pressed and molded for be inverted triangular-section triangle magnesium pipe；Second press-moulding die
Rear is provided with dryer, cutting machine, calcining furnace, and stirred tank bottom leads heart core and persistently extends to the first pressure along conveyance conduit center
Pattern, the second press-moulding die center continue to extend to dryer, cutting machine as the first press-moulding die, the cover half of the second press-moulding die
As feeding guide；First press-moulding die includes a pair of minor arc shape integer for being symmetrically disposed on guiding core two sides in the horizontal direction
Mould, two sides minor arc shape integer mould, which is connected separately with driving cylinder and can be driven to synchronize by driving cylinder, stretches to guiding core with preliminary
Clamp the irregular tubulose mixture of integer；Second press-moulding die includes that a pair is symmetrically disposed on guiding core two sides in the horizontal direction
The first dynamic model, and the second dynamic model above guiding core, a pair of first dynamic model is connected separately with driving cylinder and can be by
Driving cylinder driving synchronizes in the horizontal direction stretches to guiding core, and the second dynamic model is connected with driving cylinder and can be driven by driving cylinder
Dynamic to stretch to guiding core from vertical direction, the second dynamic model can be synchronous from top, left, the direction of right three with a pair of first dynamic model
It stretches to guiding core nearly circular tube shaped mixture and clamps the triangle magnesium pipe for being shaped to that there is inversion triangular-section；
A pair of of minor arc shape integer mode diameter of first press-moulding die is less than triangle magnesium pipe circumscribed circle diameter, is greater than triangle magnesium
Pipe inscribed circle diameter；
Difference between a pair of of the minor arc shape integer mode diameter and triangle magnesium pipe circumscribed circle diameter of first press-moulding die: first is defeated
Send difference=1.8~2.2:1 between the arc-shaped diameter of folder and triangle magnesium pipe inscribed circle diameter；
Difference between a pair of of the minor arc shape integer mode diameter and triangle magnesium pipe circumscribed circle diameter of first press-moulding die: first is defeated
Send difference=2:1 between the arc-shaped diameter of folder and triangle magnesium pipe inscribed circle diameter；
The driving cylinder of a pair of of minor arc shape integer mould of first press-moulding die is mounted in production line mounting bracket and being capable of edge
It is mobile to synchronous linear to be oriented to mandrel；
Die face is the three of shape, size, angle and inversion triangular-section on the inside of the first dynamic model of a pair of second press-moulding die
The adaptable inclined-plane in angular magnesium pipe two sides, lower die face shape, size, the angle and the three of inversion triangular-section of the second dynamic model
Angular magnesium tube top face is adapted；
First dynamic model of second press-moulding die, the driving cylinder of the second dynamic model are all mounted in production line mounting bracket and can
It is moved along guiding mandrel to synchronous linear；
The cutting machine is sawing machine；
The calcining furnace is 1700 DEG C of high temperature binary channels push-plate type electrical kilns；
Second press-moulding die side be provided with electrical control cabinet and stirred tank, the first press-moulding die, the second press-moulding die, dryer,
Cutting machine, calcining furnace electrical connection, electrical control cabinet are internally provided with central processing unit, central processing unit and stirred tank, the
One press-moulding die, the second press-moulding die, dryer, cutting machine, calcining furnace communication connection.
Triangle magnesium pipe continuous mould pressing forming and sintering method of the invention, high-purity magnesium oxide powder raw material by stirred tank with
It is the irregular mixture of dough that adhesive, water, which are mixed, is mixed along discharge pipe with guiding core discharging for irregular tubulose
Material, it is nearly circular tube shaped mixture that integer is tentatively clamped through the first press-moulding die, is finally clamped by the second press-moulding die and is shaped to have
After setting the triangle magnesium pipe of triangular-section, successively drying machine, cutting machine, calcining furnace dry, cut off, are sintered to regular triangular prism
Shape magnesium pipe, all to be oriented to core as feeding center, first is pressed for stirred tank, the first press-moulding die, the second press-moulding die, dryer, cutting machine
Conveying fixture function is had both while pattern, the compression molding of the second press-moulding die, without being further provided with conveying fixture and delivery track,
Device structure and production technology are simplified, production cost puts into low, easy to operate, good product consistency, and quality is stablized；It can be just
Triangular prism shaped magnesium pipe can provide fixed support for resistance wire, improve magnesium powder consistency and draw rate, regular triangular prism shaped magnesium pipe knot
The electric heating tube draw rate for closing magnesium powder filling can reach 15%~20%, and state modulator is accurate after the draw, can adapt to high temperature and adds
Heat insulation topology requirement, the special electricity suitable for supply voltage 6600V, the high-voltage explosion-proof heater that general power is 1000KW add
Heat pipe.
Detailed description of the invention
Fig. 1 is triangle magnesium pipe continuous mould pressing forming and sintering equipment planar structure schematic diagram of the embodiment of the present invention；
Fig. 2 is the A-A cross-section structure enlarged diagram of Fig. 1；
Fig. 3 is the B-B cross-section structure enlarged diagram of Fig. 1；
Fig. 4 is that the first press-moulding die plan structure amplification of triangle magnesium pipe continuous mould pressing forming and sintering equipment of the embodiment of the present invention is shown
It is intended to；
Fig. 5 is the C-C cross-section structure enlarged diagram of Fig. 1；
Fig. 6 be Fig. 1 C-C section in final die mould structure enlargement diagram；
Fig. 7 is that the second press-moulding die plan structure amplification of triangle magnesium pipe continuous mould pressing forming and sintering equipment of the embodiment of the present invention is shown
It is intended to；
Fig. 8 is triangle magnesium pipe continuous mould pressing forming and sintering equipment final products of embodiment of the present invention section enlarged diagram.
Specific embodiment
As shown, a kind of triangle magnesium pipe continuous mould pressing forming and sintering equipment, including can by high-purity magnesium oxide powder,
The stirred tank 1 for the irregular mixture of dough, 1 bottom discharge port center of stirred tank is mixed in adhesive, tap water
Be provided with cylindrical guiding core 6, discharge port rear is connected with discharge pipe 9, the irregular mixture of dough through discharge pipe 9 with
Being oriented to the cooperation output of core 6 is irregular tubulose mixture；9 rear of discharge pipe is provided with can will be at the beginning of irregular tubulose mixture
The first press-moulding die 2 that die mould is nearly circular tube shaped mixture is walked, 2 rear of the first press-moulding die is provided with the second press-moulding die 3, the second die mould
Mould 3 can nearly circular tube shaped mixture be finally pressed and molded for be inverted triangular-section triangle magnesium pipe；Second die mould
3 rear of mould is provided with dryer 4, cutting machine 5, calcining furnace 8, and 1 bottom of stirred tank is led heart core 6 and persistently prolonged along 9 center of conveyance conduit
Extend to the first press-moulding die 2,3 center of the second press-moulding die continues to extend to as the first press-moulding die 2, the cover half of the second press-moulding die 3
Dryer 4, cutting machine 5 are used as feeding guide；First press-moulding die 2 includes that a pair is symmetrically disposed on 6 liang of core of guiding in the horizontal direction
The minor arc shape integer mould 21 of side, two sides minor arc shape integer mould 21 are connected separately with driving cylinder 22 and can be driven by driving cylinder 22
Dynamic synchronize stretches to guiding core 6 tentatively to clamp the irregular tubulose mixture of integer；Second press-moulding die 3 include it is a pair of in the horizontal direction
It is symmetrically disposed on the first dynamic model 33 of guiding core two sides, and the second dynamic model 31 above guiding core, a pair of first dynamic model 33
It is connected separately with driving cylinder 34 and can be driven to synchronize in the horizontal direction by driving cylinder and stretch to guiding core 6, the second dynamic model 31
Also it is connected with driving cylinder and can be driven by driving cylinder and stretch to guiding core 6 from vertical direction, the second dynamic model 31 can be with one
First dynamic model 33 is synchronized from top, left, the direction of right three and stretches to the nearly circular tube shaped mixture clamping of guiding core 6 and is shaped to
With the triangle magnesium pipe for being inverted triangular-section；The horizontal center line and guiding of a pair of of minor arc shape integer mould of first press-moulding die
The axle center of core is in same level plane, the horizontal center line of the first dynamic model of a pair of the second press-moulding die and the axle center of guiding core
In same level plane, the vertical centerline of the second dynamic model 31 and the axle center of guiding core are in same perpendicular；The
A pair of of minor arc shape integer mould 21 of one press-moulding die 2 is tentatively become the irregular mixture extruding of dough by arc-shaped inner surface
It is mixed that nearly circular tube shaped mixture, the first dynamic model of a pair of the second press-moulding die and the second dynamic model move synchronously nearly circular tube shaped of working in coordination
It closes final clamp of material and is shaped to the triangle magnesium pipe with triangular-section is inverted.
And continue to deliver into the triangle magnesium pipe dried in dryer 4 and become dry along guiding core 6, dryer 4 is to connect
Continuous heating, drying machine, dry triangle magnesium pipe have fixed shape, export along guiding core to 5 front of cutting machine, and continue defeated
It send to cutting machine 5 and is cut to a section shape triangle magnesium pipe, having figurate dry triangle magnesium pipe can directly cut off, thus
Guiding core provides stationary knife chip architecture without continuing to extend below cutting machine for cutting machine；7 blanking of section shape triangle magnesium pipe is to object
Expect on frame 10, and delivers into the calcining molding of calcining furnace 8 along material frame 10；Guiding core 6 is stirred tank, the first press-moulding die 2, second
Press-moulding die 3, dryer, cutting machine simplify device structure and life without in addition setting delivery track for monoblock type feeding track
Production. art, production cost put into low, easy to operate, good product consistency, and quality is stablized.
A pair of of 21 diameter of minor arc shape integer mould of first press-moulding die 2 and the triangle magnesium pipe after extrusion forming have certain
Dimension relationship, specific size relationship are that a pair of of 21 diameter of minor arc shape integer mould of the first press-moulding die 2 is less than outside triangle magnesium pipe
Circular diameter is connect, triangle magnesium pipe inscribed circle diameter is greater than.
In specific technical solution, a pair of of the minor arc shape integer mode diameter and triangle magnesium pipe circumscribed circle diameter of the first press-moulding die
Between difference: difference=1.8~2.2:1 between the arc-shaped diameter and triangle magnesium pipe inscribed circle diameter of the first conveying clamp；This
Select the difference between a pair of of minor arc shape integer mode diameter of the first press-moulding die and triangle magnesium pipe circumscribed circle diameter in embodiment:
Difference=2:1 between the arc-shaped diameter and triangle magnesium pipe inscribed circle diameter of one conveying clamp, integer effect is good, while preliminary whole
Triangle magnesium pipe after type effect and extrusion forming is able to maintain unanimously；The driving of a pair of of minor arc shape integer mould of first press-moulding die
Cylinder is mounted in production line mounting bracket and can move along guiding mandrel to synchronous linear, a pair of of minor arc of the first press-moulding die
Nearly circular tube shaped mixture after preliminary integer can also be delivered to the second press-moulding die along guiding core clamping simultaneously by shape integer mould, simultaneous
Has conveying fixture function.
Die face is the three of shape, size, angle and inversion triangular-section on the inside of the first dynamic model of a pair of second press-moulding die
The adaptable inclined-plane in angular magnesium pipe two sides, lower die face shape, size, the angle and the three of inversion triangular-section of the second dynamic model
Angular magnesium tube top face is adapted, and good forming effect is easy to operate, occupies little space；First dynamic model of the second press-moulding die, second move
The driving cylinder of mould is all mounted in production line mounting bracket and can move along guiding mandrel to synchronous linear, the first dynamic model,
Nearly circular tube shaped mixture after final molding can also be delivered to the second press-moulding die along guiding core clamping simultaneously by the second dynamic model, simultaneous
Has conveying fixture function.
First press-moulding die side integer edge is oriented to core and conveys material, the second press-moulding die also edge while final pressure maintaining forms
It is oriented to core and final molding product is delivered to dryer, without being further provided with conveying fixture and delivery track, production line installation branch
Power mechanism is provided on frame, power mechanism is connect with the first press-moulding die, the second press-moulding die provides power, can drive the first pressure
Pattern, the second press-moulding die synchronous forming, feeding can also respectively drive the first press-moulding die, the second die mould mold forming, feeding；It is dynamic
Force mechanisms are provided with return contact, when the first press-moulding die, the second press-moulding die conveying distance are equal to triangle magnesium length of tube, the first pressure
The return repetitive cycling molding simultaneously of pattern, the second press-moulding die, feeding.
Dryer is laser heating dryer, adapts to continuous production processes demand, and cutting machine is sawing machine, has fixed shape
The drying triangle magnesium pipe of shape is occupied little space by sawing machine sawing, easy to operate, and calcining furnace is that 1700 DEG C of high temperature are double
Channel push-plate type electrical kiln, the shaping raw material after drying by high temperature binary channels push-plate type electrical kiln, forge by the static state under 1700 DEG C of states
It burns, is fixed to triangular prism shaped magnesium pipe.
Second press-moulding die side be provided with electrical control cabinet and stirred tank, the first press-moulding die, the second press-moulding die, dryer,
Cutting machine, calcining furnace electrical connection provide mains power, and electrical control cabinet is internally provided with central processing unit, central processing unit
With stirred tank, the first press-moulding die, the second press-moulding die, dryer, cutting machine, calcining furnace communication connection；
Triangle magnesium pipe continuous mould pressing forming and sintering method of the invention, high-purity magnesium oxide powder raw material pass through stirred tank and gluing
It is the irregular mixture of dough that agent, water, which are mixed, is irregular tubulose mixture, warp along discharge pipe and guiding core discharging
It is nearly circular tube shaped mixture that first press-moulding die, which tentatively clamps integer, is finally clamped to be shaped to have by the second press-moulding die and is inverted triangle
After the triangle magnesium pipe of tee section, successively drying machine, cutting machine, calcining furnace are dried, are cut off, being sintered to regular triangular prism shaped magnesium
Pipe, stirred tank, the first press-moulding die, the second press-moulding die, dryer, cutting machine all to be oriented to core as feeding center, the first press-moulding die,
Second press-moulding die has both conveying fixture function while compression molding, without being further provided with conveying fixture and delivery track, simplifies
Device structure and production technology, production cost put into low, easy to operate, good product consistency, and quality is stablized；It being capable of positive trigone
Cylindricality magnesium pipe can provide fixed support for resistance wire, improve magnesium powder consistency and draw rate, regular triangular prism shaped magnesium pipe combination magnesium
The electric heating tube draw rate of powder filling can reach 15%~20%, and state modulator is accurate after the draw, can adapt to high-temperature heating
Insulation system demand, the special electric heating suitable for supply voltage 6600V, the high-voltage explosion-proof heater that general power is 1000KW
Pipe.
Claims (10)
1. a kind of triangle magnesium pipe continuous mould pressing forming and sintering equipment, it is characterised in that: including can by high-purity magnesium oxide powder,
The stirred tank for the irregular mixture of dough is mixed in adhesive, tap water, and stirred tank bottom discharge port centre bit installs
It is equipped with cylindrical guiding core, discharge port is externally connected to discharge pipe, and the irregular mixture of dough is through discharge pipe and guiding
Core output is irregular tubulose mixture；Discharge pipe rear, which is provided with, to be close by the irregular preliminary die mould of tubulose mixture
First press-moulding die of circular tube shaped mixture, the first press-moulding die rear are provided with the second press-moulding die, and the second press-moulding die can nearly be justified
Tubulose mixture is finally pressed and molded as with the triangle magnesium pipe for being inverted triangular-section；Second press-moulding die rear is provided with baking
Dry machine, cutting machine, calcining furnace, stirred tank bottom lead heart core and persistently extend to the first press-moulding die, the second pressure along conveyance conduit center
Pattern center as the first press-moulding die, the cover half of the second press-moulding die, and continue to extend to dryer, cutting machine is led as feeding
Rail；First press-moulding die includes a pair of minor arc shape integer mould for being symmetrically disposed on guiding core two sides in the horizontal direction, and two sides are bad
Arc integer mould, which is connected separately with driving cylinder and can be driven to synchronize by driving cylinder, stretches to guiding core tentatively to clamp integer
Irregular tubulose mixture；Second press-moulding die includes a pair of being symmetrically disposed on the first dynamic of guiding core two sides in the horizontal direction
Mould, and the second dynamic model above guiding core, a pair of first dynamic model are connected separately with driving cylinder and can be by driving cylinders
Driving synchronizes in the horizontal direction stretches to guiding core, and the second dynamic model is connected with driving cylinder and can be driven by driving cylinder from vertical
Guiding core is stretched in direction, the second dynamic model can with a pair of first dynamic model from top, left, the direction of right three synchronize stretch to guiding
Core nearly circular tube shaped mixture, which clamps, is shaped to the triangle magnesium pipe with triangular-section is inverted.
2. triangle magnesium pipe continuous mould pressing forming and sintering equipment according to claim 1, it is characterised in that: first die mould
A pair of of minor arc shape integer mode diameter of mould is less than triangle magnesium pipe circumscribed circle diameter, is greater than triangle magnesium pipe inscribed circle diameter.
3. triangle magnesium pipe continuous mould pressing forming and sintering equipment according to claim 2, it is characterised in that: first die mould
Difference between a pair of of the minor arc shape integer mode diameter and triangle magnesium pipe circumscribed circle diameter of mould: the arc-shaped diameter of the first conveying clamp
With difference=1.8~2.2:1 between triangle magnesium pipe inscribed circle diameter.
4. triangle magnesium pipe continuous mould pressing forming and sintering equipment according to claim 2, it is characterised in that: first die mould
Difference between a pair of of the minor arc shape integer mode diameter and triangle magnesium pipe circumscribed circle diameter of mould: the arc-shaped diameter of the first conveying clamp
With difference=2:1 between triangle magnesium pipe inscribed circle diameter.
5. triangle magnesium pipe continuous mould pressing forming and sintering equipment according to claim 1, it is characterised in that: first die mould
The driving cylinder of a pair of of minor arc shape integer mould of mould is mounted in production line mounting bracket and can be along guiding mandrel to synchronizing direct
Line is mobile.
6. triangle magnesium pipe continuous mould pressing forming and sintering equipment according to claim 1, it is characterised in that: second die mould
Die face is shape, size, angle and the triangle magnesium pipe two sides phase for being inverted triangular-section on the inside of the first dynamic model of a pair of mould
The inclined-plane of adaptation, lower die face shape, size, the angle of the second dynamic model are mutually fitted with the triangle magnesium tube top face for being inverted triangular-section
It answers.
7. triangle magnesium pipe continuous mould pressing forming and sintering equipment according to claim 1, it is characterised in that: second die mould
First dynamic model of mould, the driving cylinder of the second dynamic model are all mounted in production line mounting bracket and can be along guiding mandrels to synchronization
Linear movement.
8. triangle magnesium pipe continuous mould pressing forming and sintering equipment according to claim 1, it is characterised in that: the cutting machine is
Sawing machine.
9. triangle magnesium pipe continuous mould pressing forming and sintering equipment according to claim 1, it is characterised in that: the calcining furnace is
1700 DEG C of high temperature binary channels push-plate type electrical kilns.
10. triangle magnesium pipe continuous mould pressing forming and sintering equipment one of according to claims 1 to 9, it is characterised in that: described
Second press-moulding die side is provided with electrical control cabinet and stirred tank, the first press-moulding die, the second press-moulding die, dryer, cutting machine, forges
Burn furnace electrical connection, electrical control cabinet is internally provided with central processing unit, central processing unit and stirred tank, the first press-moulding die,
Second press-moulding die, dryer, cutting machine, calcining furnace communication connection.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810948405.6A CN109133873A (en) | 2018-08-20 | 2018-08-20 | A kind of triangle magnesium pipe continuous mould pressing forming and sintering equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810948405.6A CN109133873A (en) | 2018-08-20 | 2018-08-20 | A kind of triangle magnesium pipe continuous mould pressing forming and sintering equipment |
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| Publication Number | Publication Date |
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| CN109133873A true CN109133873A (en) | 2019-01-04 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810948405.6A Pending CN109133873A (en) | 2018-08-20 | 2018-08-20 | A kind of triangle magnesium pipe continuous mould pressing forming and sintering equipment |
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| US4092092A (en) * | 1976-07-16 | 1978-05-30 | Pacific Clay Products | Apparatus for making ceramic articles |
| CN1355326A (en) * | 2000-11-28 | 2002-06-26 | 杨世工 | Technology and apparatus for producing low-MgO ferrosilicon |
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Application publication date: 20190104 |