CN108103567A - A kind of guide shell and preparation method thereof and material - Google Patents
A kind of guide shell and preparation method thereof and material Download PDFInfo
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- CN108103567A CN108103567A CN201711391533.7A CN201711391533A CN108103567A CN 108103567 A CN108103567 A CN 108103567A CN 201711391533 A CN201711391533 A CN 201711391533A CN 108103567 A CN108103567 A CN 108103567A
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- China
- Prior art keywords
- guide shell
- hoop
- gusset
- cylinder
- barrel
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Classifications
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- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/02—Elements
- C30B29/06—Silicon
Abstract
The present invention provides a kind of guide shell, and applied to thermal field, the guide shell includes a upper ring section, a barrel, N number of middle hoop, a lower ring portion and at least one gusset, and N is the integer more than or equal to 0；The barrel is made of flexible material.Light weight of the present invention, intensity is high, without peel off, it is safe；Idiosome need not be made, the delivery cycle is shortened in batch production, and material processing waste is few.
Description
Technical field
The present invention relates to thermal field parts, concretely relate to one kind by carbon/carbon compound material or graphite material or resistance to height
Warm metal material or ceramic material, the guide shell of assembling and preparation method.
Background technology
In the making of monocrystalline silicon, generally exactly drawn at present using vertical pulling method (CZ methods) along vertical direction from melt
The method of monocrystalline processed.It is more and more thicker with the crystal diameter of monocrystalline silicon growing in prior art device, corresponding single crystal growing furnace
Diameter also the more does the more big, and so the reliability to thermal field and security also require higher and higher；The thermal field system of monocrystalline silicon draw machines
System, it is very big on the whole stick rate and yield rate of monocrystalline silicon, pulling rate, the influence of silicon single crystal rod quality, therefore, thermal field system design and thermal field
The selection and use of interior key element are concerned.
There are one guide shell in solar energy czochralski crystal growing furnace, heat shielding is also, is made of graphite or carbon/carbon material
, the main function of this device is the heat for completely cutting off silicon rod and heat source, and rate of crystalline growth is improved to form temperature gradient,
Silicon is allowed to form crystallization by fritting interface, lifts into silicon rod；Insulation effect is played to high temperature silicon melt, it is energy saving.
In the prior art, monocrystalline silicon draw machines guide shell is generally combined by graphite piece and carbon felt and is made, and a kind of practice is to use
Whole guide shell is made by machining in the graphite of monoblock, and not only weight is big for the guide shell manufactured in this way, Er Qieqiang
Degree is not also high, is unfavorable for operation convenience, and often since intensity is not high, causes to crack or fall into crucible, cause
Can not crystal pulling, loss is serious.Also have plenty of, go out interior screen and external screen with machining graphite, carbon felt is filled among interior screen and external screen,
Three is combined by fastener again.From the point of view of effect, this guide shell has the following disadvantages：First, graphite is hot
Good conductor, heat insulation effect are poor；Second is that graphite intensity is low, fragile during use, service life is short；Third, large scale graphite
Inside and outside screen forming difficulty, consumptive material is more, fourth, difficulty of processing is big, time-consuming.
With the technological progress that monocrystalline produces, the size of single crystal growing furnace is increasing, to the diameter and other sizes of guide shell,
Also desired size becomes increasing.In this way, the intensity of graphite material cannot meet the design requirement of Novel single crystal furnace, together
When manufactured with monoblock graphite material guide shell cost it is also very high, especially size is bigger, and the cost of material of graphite in itself is just high,
If processed with monoblock graphite raw material, cost will become very high.
Due to the rapid development of large size single crystal stove, the guide shell of graphite material is no matter in cost or Strength Safety
On all substantially show have no advantage, the patent No. 201420323003.4 discloses a kind of heat shield for single crystal furnace, although this system
It makes method and solves the problems, such as that the cost of global approach manufacture guide shell is excessively high relatively, still, the guide shell manufactured in this way is also
It has the following problems：
1st, weight is too big；
2nd, intensity deficiency；
3rd, poor sealing, leak rate are high；
4th, manufacturing process is complicated, and manufacture cost is higher；
5th, splicing part needs grinding, consumes big content of starting materials, and non-renewable.
The production cycle of these processes is very long, and cost is very high, and delivery rate is very slow, can not meet present list
The demand in brilliant market, delivery date usually occur meet demand or can not be not selected since cost is excessively high.
Therefore, the guide shell of the prior art also has the place promoted.
The content of the invention
It in view of the foregoing drawbacks, can using flexibility the object of the present invention is to provide a kind of method that can be effectively reduced cost
Bend produces guide shell as cylinder piece, this method by the way of Rapid Combination, guide shell is split into multiple
Part first makes part, then assembling parts is got up, and light-weight, consumption of raw materials is few, and utilization rate is high, to solve the prior art
Problem.
To achieve the above object, the application employs following technical solution：
A kind of guide shell, applied to thermal field, the guide shell includes a upper ring section, a barrel, N number of middle hoop, once
Ring portion and at least one gusset, N are the integer more than or equal to 0；The barrel uses flexible material.
A kind of production method of guide shell, comprises the following steps：
Step 1：Guide shell is carried out structure fractionation；
Step 2：Structure is pre-installed in engineering drawing software；
Step 3：Structural analysis, intensity and calculation of thermodynamics are carried out, forms board design；
Step 4：Carry out the amendment of structure and chaining part；
Step 5：Engineering drawing is formed, goes out part drawing and assembling figure, selects bendable material；
Step 6：It is processed and assembles；
Step 7：Obtain the guide shell of finished product；
Step 8：Carry out contouring and surface treatment.
A kind of material of guide shell, the guide shell include a upper ring section, a barrel, N number of middle hoop and a lower ring portion,
N is the integer more than or equal to 0, and the upper ring section includes hoop on one, and the barrel is including at least one cylinder piece and at least
One cylinder gusset, the cylinder piece connect a gusset with the junction of cylinder piece, wherein, it is the upper ring section, barrel, N number of
The material that middle hoop and lower ring portion use is carbon/carbon compound material, carbon ceramic material, graphite material, refractory metal material or pottery
The one or more of which of ceramic material.
According to the material of the guide shell described in the application preferred embodiment, the refractory metal material is tungsten or molybdenum；Institute
State the one or more of which that ceramic material is quartz, carborundum, aluminium oxide or zirconium oxide.
Cause the present invention compared with prior art as a result of above technology, have the following advantages that and good effect：
Firstth, the material selection flexible material of the application, the thickness of effectively thinned cylinder face material, so as to big
It is big to mitigate guide shell weight, reduce 80 or so percent；
Secondth, the material of the application uses flexible material, can reduce number of parts, and grinding work is not required
Sequence so as to improve stock utilization, simplifies manufacturing procedure, reduces cost, reduces dust pollution；
3rd, the raw material range of choice of the application is wide, not size-limited, and cost of material is low；
4th, the guide shell of the application, light weight, intensity is high, without peel off, it is safe, facilitate operation, improve life
Produce efficiency；
5th, the weight of the guide shell of the present processes manufacture is 1/5th of traditional guide shell weight, is reduced
80 percent thermal capacitance and impurity substantially increases the purity of thermal field, reduces the energy consumption of thermal field；The raising of thermal field purity can
With effectively improve the quality of monocrystalline (photoelectric conversion efficiency, minority carrier life time, cell piece A piece rates etc.)；The reduction of thermal field energy consumption, can
To greatly save electric energy, the cost of cell piece is reduced, there is significant economic benefit；
6th, the guide shell of the application need not make idiosome, and the plasticity of shape is strong, from the limitation of idiosome, if
Meter is flexible, and the delivery cycle is shortened in batch production, and material processing waste is few.
Description of the drawings
Fig. 1 is the application guide shell schematic diagram；
Fig. 2 is Fig. 1 enlarged schematic partial views；
Fig. 3 is upper hoop schematic diagram；
Fig. 4 is Fig. 1 enlarged schematic partial views；
Fig. 5 is carbon plate schematic diagram；
Fig. 6 is Fig. 5 enlarged schematic partial views；
Fig. 7 is cylinder gusset schematic diagram；
Fig. 8 is Fig. 7 top views；
Fig. 9 is lower hoop schematic diagram；
Figure 10 is Fig. 9 enlarged schematic partial views；
Figure 11 is middle hoop schematic diagram；
Figure 12 is Figure 11 enlarged schematic partial views；
Figure 13 is lower carbon plate schematic diagram；
Figure 14 is Figure 13 enlarged schematic partial views；
Figure 15 is lower web plate schematic diagram；
Figure 16 is another lower web plate schematic diagram；
Figure 17 is the top view of Figure 15；
Figure 18 is base ring hoop schematic diagram；
Figure 19 is Figure 18 enlarged schematic partial views.
Specific embodiment
Several preferred embodiments of the present invention are described in detail below in conjunction with attached drawing, but the present invention is not restricted to
These embodiments.The present invention covers any replacement, modification, equivalent method and side made in the spirit and scope of the present invention
Case.In order to which the public is made to have thorough understanding to the present invention, it is described in detail in present invention below preferred embodiment specific thin
Section, and description without these details can also understand the present invention completely for a person skilled in the art.
The core concept of the present invention is, makes a kind of guide shell, the effective service life improved with beyond tradition guide shell,
It is made of splicing structure, sectional design, can its structure of flexible design be required according to actual Thermal Design, without
Idiosome is remake, effectively save cost and delivery date can be shortened, while can produced in batches.And carbon/carbon composite construction material
Material, has the field of strict demand in density, rigidity, weight, fatigue properties etc., in the occasion for requiring high temperature, chemical stability high,
Carbon/carbon compound material all has much advantage.
Below in conjunction with attached drawing, the application is illustrated.Refer to Fig. 1 and Fig. 2, a kind of guide shell, applied to thermal field, such as
Single crystal growing furnace, polycrystalline furnace, sapphire furnace etc., the guide shell includes upper ring section 10, barrel 20 and lower ring portion 30, in addition, also wrapping
Including N number of middle hoop 25, N is the integer more than or equal to 0, and the middle hoop 25 is an annular hollow body, the two of the middle hoop 25
Side as shown in figure 12, all offers annular further groove 26 and at least one middle gusset groove 27；Wherein, when N is 0, the upper ring
Portion 10, barrel 20 and lower ring portion 30 sequentially connect；The upper ring section 10 includes hoop 11 on one, and the barrel 20 is included extremely
A few cylinder piece 21 and at least one gusset 22, the cylinder piece 21 connect a gusset with the junction of cylinder piece 21
22, if it is, the both sides of cylinder piece 21 are to when the angle in the center of circle is 30 degree, the quantity of the cylinder piece 21 is 12, and cylinder
The quantity of gusset 22 is 12；If the both sides of cylinder piece 21, to when the angle in the center of circle is 20 degree, the quantity of the cylinder piece 21 is
18, and the quantity of cylinder gusset 22 is 18.When using flexible material or a piece of 21 ring of cylinder piece is into barrel
20, in the local connecting cylinder gusset 22 of seam.
Fig. 3 and Fig. 4 are referred to, wherein, the upper hoop 11 is an annular hollow body, and the upper hoop 11 is towards the cylinder
The one side in body portion 20 opens up annular upper groove 12 and at least one upper gusset groove 13, here, illustratively upper gusset groove 13
Quantity, can be designed like as annular upper groove 12, can also be only designed to around upper 11 side of hoop there are one annular
Several intermittently, has the upper gusset groove 13 of spacing around upper 11 side of hoop；The cylinder piece 21 is a sheet body, described
There are two types of the shapes of cylinder piece, it is a kind of be flexible material cylinder piece (general thickness is less than 10mm, but it is thick a little or
It is thinner, all should be the protection domain of the application as long as bending effect can be reached), this cylinder piece 21 is cut by cutting
Use can directly be bent by cutting required size, and cylinder piece convex ribs 23 are not required, it is not required that grinding is handled；It is also a kind of firm
The cylinder piece of property inflexibility, is to cut into fritter by cutting by thicker plate, then needs to grind, and mortise head and tenon
Slot is stitched to formation cylinder together and could use, and refers to Fig. 5 and Fig. 6, the cylinder piece 21 is towards the upper ring section 10 under
The both ends of ring portion 30 are respectively equipped with cylinder piece convex ribs 23.In addition, refer to Fig. 7 and Fig. 8, the cylinder gusset 22 is a sheet body, institute
A gusset 22 is stated towards the both ends of the upper ring section 10 and lower ring portion 30, is respectively equipped with gusset convex ribs 24.
Refer to Fig. 9 and Figure 10, the lower ring portion 30 is a tapered hollow body, and the lower ring portion 30 is towards the barrel
20 one side, equipped with first annular lower groove 32 and at least one lower web plate groove 33, here, illustratively lower web plate groove 33
Quantity, can be designed like as first annular lower groove 32, can also only be set around 30 side of lower ring portion there are one annular
It counts into several intermittently, has the lower web plate groove 33 of spacing around 30 side of lower ring portion；The cylinder piece convex ribs 23 are distinguished
The insertion connection annular upper groove 12 and first annular lower groove 32；The gusset convex ribs 24 are inserted into the connection upper muscle respectively
Plate groove 13 and lower web plate groove 33.
In addition, in order to consolidate connection, in the upper ring section and lower ring portion, connecting hole (not shown) is offered, with connection
Column insertion connects the connecting hole, and connecting pole can be single ended bolt, and the side of thread is set with nut check or attacked in bolt hole
Formula is locked, and consolidate connection or stud or cylinder, is connected as long as can reach firm.General design, can
With in the position of each gusset 22, a side chain pays bolt inwardly, and bolt is can't see from outside, can increase good appearance.
Another embodiment when N is at least one, refers to Fig. 1, Figure 11 and Figure 12, that is, further includes a middle hoop
When 25, the middle hoop 25 is an annular hollow body, and the both sides of the middle hoop 25 open up annular further groove 26 and at least respectively
One middle gusset groove 27, here, the illustratively quantity of middle gusset groove 27, can be designed like annular further groove 26 1
Sample only there are one annular, can also be designed to several intermittently, there is the middle gusset groove 27 of spacing；The work of middle hoop 25
With being the length for extending guide shell and the intensity for increasing guide shell, during connection, on described described in 11 one side of hoop
Cylinder piece convex ribs 23, respectively insertion connect the annular upper groove 12 and annular further groove 26；The gusset convex ribs 24 are inserted respectively
Enter to connect the upper gusset groove 13 and middle gusset groove 27；The cylinder piece convex ribs 23 in 30 one side of lower ring portion, point
The annular further groove 26 and first annular lower groove 32 Cha Ru not connected；The gusset convex ribs 24 be inserted into respectively connection it is described in
Gusset groove 27 and lower web plate groove 33.It is noted that the cylinder piece 21 of 25 both sides of hoop and cylinder gusset 22 in connection, it can be with
It is that size length is all the same or size length is different, as shown in Figure 1, being exactly two kinds of different cylinders of length
Body piece 21 and cylinder gusset 22, it is thus impossible to for limiting the application.When the quantity of hoop 25 is 2 in the middle, middle hoop 25 is in
Between hoop 25 and connector drum piece 21 and cylinder gusset 22, connection method is as described above.
In addition, in order to consolidate connection, in the upper ring section 10, middle hoop 25 and lower ring portion 30, correspondence is offered respectively
Connecting hole (not shown), hoop 25 during upper ring section corresponds to, middle hoop 25 corresponded to lower ring portion, connected respectively with connecting pole corresponding
Bolt hole, connecting pole can be single ended bolts, be locked by nut check or in a manner that bolt hole attacks and sets thread, to consolidate
Connection or stud or cylinder, as long as firm connection can be reached.General design, can be in each muscle
The position of plate 22, a side chain pair bolt, bolt is can't see from outside, can increase good appearance inwardly.In addition, hoop 25 is in the middle
At 2, hoop 25 is attacked also with the corresponding connecting hole of bolt-through with nut check or in bolt hole during middle hoop 25 corresponds to
If the mode of thread is locked, to consolidate connection, and so on.
As shown in Fig. 2, the lower ring portion 30 includes hoop 31, several lower ring body pieces 34, several lower web plates 35
With a base ring hoop 36, wherein, as shown in Figure 9 and Figure 10, the lower hoop 31 be an annular hollow body, lower 31 direction of hoop
The one side of the barrel 20 opens up first annular lower groove 32 and at least one lower web plate groove 33, the lower hoop 31
Other side opens up one second annular lower groove 37, and the radial direction of the described second annular lower groove 37 and the lower hoop 31 is in there is angle
Degree connection.
Refer to Figure 13 and Figure 14, the lower ring body piece 34 is a sheet body, and the lower ring body piece 34 is towards the lower hoop
The diameter of 31 one sides is more than the diameter of other side, the described second annular lower groove 37 of the insertion of lower ring body piece 34 connection；Please
Referring to Figure 15 and Figure 17, the lower web plate 35 includes the flat gusset 38 of angled connection and diagonal bar plate 39, flat 38 He of gusset
The lower hoop 31 connects, and the method for connection is fixed with screw；Figure 18 and Figure 19 are referred to, the base ring hoop 36 is an annular
Ducted body, the radially outer edge of the base ring hoop 36 open up an annular base ring groove 310,34 diameter of lower ring body piece smaller one
The side insertion connection annular base ring groove 310, the insertion connection of the diagonal bar plate 39 annular base ring groove of the lower web plate 35
310；As shown in figure 19, annular base ring groove 310 has stayed the position of lower ring body piece 34 and diagonal bar plate 39, facilitates lower ring body
The installation of piece 34 and diagonal bar plate 39 after installation, is circumferentially consolidated between base ring hoop 36 and lower hoop 31 with several screws
It is fixed.
Figure 16 is referred to, in addition an embodiment, it is flat can to increase by one for the other end of the diagonal bar plate 39 of the lower web plate 35
The tablet 40 of the row flat gusset 38, the tablet 40 are connected below the base ring hoop 36, are then fixedly connected with institute with screw
Base ring hoop 36 is stated, achievees the purpose that firm connection.Under this scheme, the annular bottom that the radially outer edge of the base ring hoop 36 opens up
Ring groove 310, as long as coordinating the insertion of lower ring body piece 34 connection all right.In addition, under this scheme, annular base ring groove
310 can also be an annular groove in 36 upper surface of base ring hoop, be not necessarily to the radially outer edge in base ring hoop 36.
Several lower ring body pieces 34 connect the ring body for forming the lower ring portion 30, the lower ring body piece 34 and lower ring body
The junction of piece 34 connects a lower web plate 35, if it is, the both sides of lower ring body piece 34 to when the angle in the center of circle is 30 degree, institute
The quantity for stating lower ring body piece 34 is 12, and the quantity of lower web plate 35 is 12；If the both sides of lower ring body piece 34 are to the angle in the center of circle
When being 20 degree, the quantity of the lower ring body piece 34 is 18, and the quantity of lower web plate 35 is 18.
Hereinafter, the process for guide shell being manufactured to the application is explained.
A kind of production method of guide shell, comprises the following steps：
Step 101：Guide shell is carried out structure fractionation；
The guide shell of the application is by design, what is through design, is described as follows, is the quantity side of all parts first
Face, if the both sides of cylinder piece 21 are 30 degree to the angle at center, then, form one 360 degree of circle just needs 12 in total；
Because the junction of cylinder piece 21 and cylinder piece 21 needs to connect a gusset 22, it is, at this time needing a gusset 22
Quantity is 12；Under extreme arrangement, we can be designed to 2 cylinder pieces 21 and 2 cylinder gussets 22, to complete our water conservancy diversion
Cylinder；It is contemplated that bond strength, we can complete through design；The quantity of cylinder piece 21 how is designed actually, to see thermal field
Size, the intensity of requirement determine, be not limited to above-mentioned quantity arrangement.It, can also when using flexible material
Be a piece of 21 ring of cylinder piece into barrel 20, in the local connecting cylinder gusset 22 of seam.
In addition, the diameter and height height of guide shell are the differences according to thermal field, and it is different, certainly, directly
The size in footpath has been designed when designing guide shell, and then to the thermal field of different height, we can increase and decrease barrel 20
Quantity or the height of cylinder piece 21 control, such as the height of 20 cylinder piece 21 of general barrel is 20 centimeters, work as guide shell
Height when being 60 centimeters, deduct the height of other connectors, such as upper ring section 10, middle hoop 25 and lower ring portion 30, it is necessary to 2
Layer 20 cylinder piece 21 of barrel connects, and produces guide shell；And the height of thermal field is when being 70 centimeters, it can be by wherein one layer of cylinder
21 height of body piece is designed to 30 centimeters, produces guide shell, and so on, the guide shells of various demands can be made.
Step 201：Structure is pre-installed in engineering drawing software；
Be exactly the structure split in engineering drawing software (including solidworks, 3Dmax, CAD, SV, PROE
Deng) pre-installed, according to prepackage design sketch, the fixed position of chaining part is found out, and designs the shape and size of chaining part；
Step 301：Structural analysis, intensity and calculation of thermodynamics are carried out, forms board design；
Structural analysis, intensity and calculation of thermodynamics are carried out in engineering drawing software, forms board design；
Step 401：Carry out the amendment of structure and chaining part；
According to analog result, the amendment of structure and chaining part is carried out；
Step 501：Engineering drawing is formed, goes out part drawing and assembling figure, selects bendable material；
Designing scheme is formed engineering drawing, goes out part drawing and assembling figure；Engineering drawing therein includes parts machining process, cylinder
There are two types of body pieces 21, and a kind of is that (general thickness is less than 10mm, but thick a little or thin by one for the cylinder piece of flexible material
Point all should be the protection domain of the application as long as can reach bending effect), this cylinder piece 21 is cut to by cutting
Required size can directly bend use, and cylinder piece convex ribs 23 are not required, it is not required that grinding is handled；Also a kind of rigidity is not
Flexible cylinder piece is to cut into fritter by cutting by thicker plate, then needs to grind, and mortise head and tongue-and-groove are spelled
It is combined together and to form cylinder and could use, and in cylinder piece 21 towards the both ends of the upper ring section 10 and lower ring portion 30, respectively
Cylinder piece convex ribs 23 are ground.Material is cut into the components such as cylinder piece 21, cylinder gusset 22 according to demand, each component is carried out
Reprocessing, respective quantity have been arranged properly in preceding step.
Compared with the guide shell of the prior art, when guide shell of the invention uses carbon/carbon fibre composite, sheet carbon/
Carbon fibre composite thickness range is 5~50mm, and density is：1.3~1.85g/cm3 need not make idiosome, guide shell
Shape, since raw material specification is unified, can be produced in batches, and production efficiency is big from the limitation of idiosome with flexible design
It is big to improve, while be not required to be sintered in guide shell manufacturing process, man-hour greatly shortens, so cost is relatively low, the delivery cycle is short, easily
In supply.
Step 601：It is processed and assembles；
It is processed and is assembled by part drawing and assembling figure；Here, following technique will be carried out, including 1, raw material is reorganized and outfit；2、
In sawing machine or machining center or engraving machine loading and unloading；3rd, the precision-machined parts on sawing machine or machining center or engraving machine；4th, assemble
Upper, middle and lower and base ring hoop 36；5th, tongue-and-groove and notch are processed according to assembling figure on all hoops；6th, in assembling hoop 11 and in
Hoop 25, and upper gusset is inserted into the wide tongue-and-groove of upper hoop 11 and middle hoop 25, while upper shell piece 21 is inserted into hoop
In narrow tongue-and-groove；7th, hoop 11 and middle hoop 25 are fixed with fastening screw in fixed position according to assembling figure；8th, in assembling
Hoop 25 and lower hoop 31, and during middle gusset is inserted into the wide tongue-and-groove of hoop 25 and lower hoop 31, while middle cylinder body piece 21
It is inserted into the narrow tongue-and-groove of hoop；9th, hoop 25 and lower hoop in being fixed according to assembling figure in fixed position with fastening screw
31；10th, base ring hoop 36 and lower hoop 31 are assembled, and bottom gusset is inserted into the wide tongue-and-groove of base ring hoop 36 and lower hoop 31, simultaneously
Lower ring body piece 34 is inserted into the narrow tongue-and-groove of hoop；11st, according to assembling figure in fixed position base ring is fixed with fastening screw
Hoop 36 and lower hoop 31, obtain required guide shell.
The graphite guide shell service life of the prior art is about 45 stoves, and the guide shell service life of the application is most long can
Up to 150 stoves, the reliability of thermal field is improved, and it is cost-effective.
Step 701：Obtain the guide shell of finished product；
Step 801：Contouring and surface treatment are carried out, including coating or heat treatment.
In the following, saying material used in this application, a kind of material of guide shell, the guide shell includes a upper ring section
10th, a barrel 20, N number of middle hoop and a lower ring portion 30, N are the integer more than or equal to 0, and the upper ring section 10 includes ring on one
Hoop 11, the barrel 20 include at least one cylinder piece 21 and at least one gusset 22, the cylinder piece 21 and cylinder piece
21 junction connects a gusset 22, wherein, what the upper ring section 10, barrel 20, N number of middle hoop and lower ring portion 30 used
Material is the one of which or more of carbon/carbon compound material, carbon ceramic material, graphite material, refractory metal material or ceramic material
Kind, made carbon cylinder piece, graphite flake and sheet metal.Among this, the refractory metal material is tungsten or molybdenum；The pottery
Ceramic material is the one or more of which of quartz, carborundum, aluminium oxide or zirconium oxide.
In conclusion the present invention provides a kind of guide shell and preparation method thereof, make this guide shell and idiosome is not required, and
And need not calcine, it is former with carbon/carbon fibre composite, graphite material, refractory metal material or the ceramic material of sheet
Material by process for machining, is made of insertion connection structure.This guide shell is designed using stacked structure, can be effective gram
The thermal stress during crystal pulling is taken, reduces and corrodes, prolong the service life.
Cause the present invention compared with prior art as a result of above technology, have the following advantages that and good effect：
Firstth, the material selection flexible material of the application, the thickness of effectively thinned cylinder face material, so as to big
It is big to mitigate guide shell weight, reduce 80 or so percent；
Secondth, the material of the application uses flexible material, can reduce number of parts, and grinding work is not required
Sequence so as to improve stock utilization, simplifies manufacturing procedure, reduces cost, reduces dust pollution；
3rd, the raw material range of choice of the application is wide, not size-limited, and cost of material is low；
4th, the guide shell of the application, light weight, intensity is high, without peel off, it is safe, facilitate operation, improve life
Produce efficiency；
5th, the weight of the guide shell of the present processes manufacture is 1/5th of traditional guide shell weight, is reduced
80 percent thermal capacitance and impurity substantially increases the purity of thermal field, reduces the energy consumption of thermal field；The raising of thermal field purity can
With effectively improve the quality of monocrystalline (photoelectric conversion efficiency, minority carrier life time, cell piece A piece rates etc.)；The reduction of thermal field energy consumption, can
To greatly save electric energy, the cost of cell piece is reduced, there is significant economic benefit；
6th, the guide shell of the application need not make idiosome, and the plasticity of shape is strong, from the limitation of idiosome, if
Meter is flexible, and the delivery cycle is shortened in batch production, and material processing waste is few.
According to the embodiment of the present invention as described above, these embodiments are there is no all details of detailed descriptionthe, also not
It is only the specific embodiment to limit the invention.Obviously, as described above, can make many modifications and variations.This explanation
Book is chosen and specifically describes these embodiments, is in order to preferably explain the principle of the present invention and practical application, so that affiliated
Technical field technical staff can be used using modification of the invention and on the basis of the present invention well.The present invention is only by right
The limitation of claim and its four corner and equivalent.
Claims (4)
1. a kind of guide shell, applied to thermal field, which is characterized in that the guide shell include a upper ring section, a barrel, it is N number of in
Hoop, a lower ring portion and at least one gusset, N are the integer more than or equal to 0；The barrel uses flexible material
Material.
2. a kind of production method of guide shell, which is characterized in that comprise the following steps：
Step 1：Guide shell is carried out structure fractionation；
Step 2：Structure is pre-installed in engineering drawing software；
Step 3：Structural analysis, intensity and calculation of thermodynamics are carried out, forms board design；
Step 4：Carry out the amendment of structure and chaining part；
Step 5：Engineering drawing is formed, goes out part drawing and assembling figure, selects bendable material；
Step 6：It is processed and assembles；
Step 7：Obtain the guide shell of finished product；
Step 8：Carry out contouring and surface treatment.
3. a kind of material of guide shell, which is characterized in that the guide shell include a upper ring section, a barrel, N number of middle hoop and
One lower ring portion, N are the integer more than or equal to 0, and the upper ring section includes hoop on one, and the barrel includes at least one cylinder
Piece and at least one gusset, the cylinder piece connect a gusset with the junction of cylinder piece, wherein, the upper ring section, cylinder
The material that body portion, N number of middle hoop and lower ring portion use is carbon/carbon compound material, carbon ceramic material, graphite material, refractory metal
The one or more of which of material or ceramic material.
4. the material of guide shell as claimed in claim 3, which is characterized in that the refractory metal material is tungsten or molybdenum；Institute
State the one or more of which that ceramic material is quartz, carborundum, aluminium oxide or zirconium oxide.
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| CN201711391533.7A CN108103567A (en) | 2017-12-21 | 2017-12-21 | A kind of guide shell and preparation method thereof and material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113032981A (en) * | 2021-03-09 | 2021-06-25 | 中国特种设备检测研究院 | Stress and rigidity calculation method and system for outer guide cylinder body with straight section |
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