CN201548537U - Metal high temperature experimental temperature control mold - Google Patents
Metal high temperature experimental temperature control mold Download PDFInfo
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- CN201548537U CN201548537U CN2009202099497U CN200920209949U CN201548537U CN 201548537 U CN201548537 U CN 201548537U CN 2009202099497 U CN2009202099497 U CN 2009202099497U CN 200920209949 U CN200920209949 U CN 200920209949U CN 201548537 U CN201548537 U CN 201548537U
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- aperture
- upper cover
- temperature
- high temperature
- small holes
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Abstract
The utility model discloses a metal high temperature experimental temperature control mold, which comprises an upper cover and a base. The upper cover comprises an upper cover plate and lateral plates so as to form a cavity, conical small holes are distributed on the upper cover plate, apertures of the conical small holes are big end down, the lateral plates are also distributed with small holes, apertures of inner sides of the small holes are larger than those of outer sides of the small holes. The base comprises a lower bottom plate and lateral plates so as to form a cavity and clings to the upper cover to form a complete cavity for placing metal sample plates, the lateral plates are distributed with small holes, apertures of inner sides of the small holes are larger than those of the outer sides of the small holes, and supporting legs are arranged on the bottom surface of the lower bottom plate. On the basis of sizes of experimental sample plates, the metal high temperature experimental temperature control mold realizes temperature and temperature difference control inside a metal sample plate furnace during heating and furnace discharge moving processes through controlling mold inner cavity space and thermodynamics conduction functions, and reduces temperature difference range of each point of the metal sample plates during a metal heating and moving process and temperature drop during a moving process as much as possible, thereby increasing experimental testing precision.
Description
Technical field
The utility model relates to metallic high temperature experimental temperature control technology, particularly metallic high temperature experiment temperature control mould.
Background technology
The experiment of existing high temperature generally all is to be based upon on the basis that the port thorax cooperates little metal-like piece high temperature DATA REASONING to carry out, and why like this operation is to cooperate little metal-like piece can well solve following problem owing to the port thorax:
1, samming problem
Little fuel-burning equipment can effectively restrict the furnace cavity heat transfer area, accelerates thermal cycle circulation frequency, thereby makes little metal-like piece each point be heated more even in burner hearth heating process.
2, temperature control problem
It is also comparatively even that the general distribution of little fuel-burning equipment extension heating medium is comparatively even, the interior space of burner hearth is heated, and helps the precision control that burner hearth transmits temperature in the temperature; Little fuel-burning equipment can guarantee that the temperature range of interior each point of burner hearth and little metal-like piece each point is controlled effectively.
3, problem of oxidation
In the metal-like piece heating process, certain oxidative phenomena will inevitably take place as long as there is air to exist, and the existence of the temperature difference can cause metal-like piece degree of oxidation difference everywhere, the surplus of air after the application of vacuum in the temperature difference, burner hearth sealing and the burner hearth of relative easier control of little burner hearth and assurance metal-like piece.
But be not that the experiment of all high temperature can be based on carrying out under the heating condition of little burner hearth, some high temperature experiments must be carried out the debugging and the collection of parameter or data to the bigger set-iron of dimensions.This just need use the firing equipment that has bigger burner hearth.Test the metal-like piece each point temperature difference in this case because the influence of factors such as position that sheet metal is put, surface of contact, heat conduction space and heat source position in the burner hearth, set-iron heating process is also inhomogeneous, there is certain temperature difference in the temperature that is the set-iron each point, burning phenomenon in addition, cause the distortion of test data of experiment easily, even adopt the test of regional extent medial temperature, the modification method of average data test, also can't the fine control temperature difference and data reliability, guarantee its accuracy rating.How to solve the difficult point of above three big problems as metallic high temperature experimental temperature control technology.
Since set-iron move to from coming out of the stove experiment porch the temperature drop process since the huge temperature difference of environment and inevitable, in the process of temperature drop, the cooling degree of metal is directly not identical yet simultaneously, edge often cooling rate is very fast, and the center is just slow relatively.So how controlling effectively that set-iron comes out of the stove after burner hearth is heated to design temperature and move to temperature drop phenomenon in the experiment porch process is another difficult point in the metallic high temperature experimental temperature control technology.
Summary of the invention
The purpose of this utility model is to design a kind of metallic high temperature experiment temperature control mould, be intended to temperature and temperature difference control in the interior heating of metal-like slab furnace and the moving process of coming out of the stove, reduce sheet metal each point temperature range in METAL HEATING PROCESS and the moving process and the temperature drop in the moving process as far as possible, thereby improve the experiment test precision.
For achieving the above object, the technical solution of the utility model is,
Metallic high temperature experiment temperature control mould, it comprises, loam cake, it comprises upper cover plate and side plate, forms a cavity; Offer on the upper cover plate and be distributed with tapered openings, the aperture is up-small and down-big; Offer equally on the side plate and be distributed with aperture, the aperture medial aperture is greater than aperture, the outside; Base, it comprises lower shoe and side plate, forms a cavity, fitting with loam cake forms a complete cavity for the placement set-iron; Offer on the side plate and be distributed with aperture, the aperture medial aperture is greater than aperture, the outside; The lower shoe bottom surface is provided with feet.
Further, described upper cover plate tapered openings is conical.
Again, the side plate aperture of described loam cake and base is a bellmouth, and diapire is a level in the bellmouth.
In addition, upper cover plate described in the utility model and lower shoe are designed to mutual snap-in structure at a side end.
Described lower shoe bottom supporting underfooting contact area is big, upward the area contact is less.
Described lower shoe bottom surface is provided with two feets.
The side plate of described loam cake and base designs for swash plate, fits mutually to form an one-piece construction.
Upper cover plate many up-small and down-big conical apertures that distribute can uniform heating in burner hearth in the time of can making the steel model heating below the upper cover plate in heating process, the control temperature difference, and guarantees the flowability of thermal current and quick relatively; Move in the process of experiment porch coming out of the stove simultaneously, utilize the less relatively design in relatively large outside surface circular hole footpath of inner circular aperture, mode partial offset atmospheric density gradient by atmospheric pressure compensating is to the influence of heat, make the big and pressure drop that produces of the outside room temperature environmental gradient of inner rising throughput ratio decline flow in the hot gas uphill process, thereby the speed of slowing down cold and hot exchange plays the effect of control temperature drop.
The side plate aperture utilizes the trapezoidal principle of atmospheric density equally, hot-air switching traffic in control cool exterior air and the cavity, thus better control the temperature drop and the temperature difference.
Lower shoe, no aperture design can be played the cold and hot gas exchange frequency of control, it is the function of the gas exchange frequency of burner hearth cavity inside and outside, always the less hot-air of relative density is upwards in the convection current of air in the burner hearth, the process that the cold air that relative density is bigger is downward, isolated lower shoe convection action are only carried out cavity design with the outside air convection current by upper cover plate can make the stable and better temperature difference of set-iron in the control chamber of temperature variation in the cavity.
The design of propping up the thorax pin then is a function of further improving the temperature difference of set-iron in the control chamber, the design of feet prevents that on the one hand the base plate bottom surface from directly contacting hearth wall, isolated thermal source sees through burner hearth direct heat conduction in the set-iron that contacts fully with plate upper surface, the generation of stopping the huge temperature difference of set-iron upper and lower surface.Feet below contact area can keep the balance of mould greatly simultaneously, the top contact area is little then can be controlled and the contact area of the mould lower shoe ratio at whole feet (removing the below contact area) surface area, reduce the temperature effect of heat conduction to lower shoe, thereby the temperature difference of control set-iron is controlled the lower surface that contacts model with lower shoe and the temperature-difference of upper surface preferably.Be in order to make the entire die cavity place the thermal cycle center of furnace cavity on the other hand, form even the flowing of burner hearth gas heating circulation and reach the even relative equilibrium recurrent state that flows of gas heating circulation in the cavity body of mould, thereby make the heating that set-iron can be uniform and stable, reach temperature control, equal temp effects.
Set-iron is placed the inner in succession formed inner chamber of upper cover plate and lower shoe central authorities.Support two ends of pin can conveniently entire die be placed into the apparatus measures effective coverage by using the pincers tool to insert the mould lower shoe, upper cover plate and lower shoe have the bayonet socket design on side structure, move to the measurement station, only need to go up gently the perk cover plate, deviate from bayonet socket, upper cover plate is landing automatically just, and experiments of measuring just can be carried out immediately.Above Design of Mechanical Structure can also guarantee to measure front mold to the effectively isolated property of cavity internal and external temperature except handled easily, measure the promptness of beginning valid data and the relative precision that data in the process are carried out in measurement.
The beneficial effects of the utility model are,
1. in the stove heating process, make the temperature difference in the outside big burner hearth in professional mould, necessarily be controlled and compensate by Mould design;
2. thermal cycle circulation frequency in the space is accelerated in effective compression heat delivery areas space, and the set-iron each point is heated evenly in the mould thereby make;
3. in the process of coming out of the stove, make set-iron and environment temperature isolated preferably, suppressed temperature drop fast, also prevented the center that the cooling degree difference of set-iron causes and the temperature difference phenomenon of edge simultaneously by Mould design;
4. the samming of particular manufacturing craft interior metal model guarantees and completely cuts off with the better of extraneous air, can alleviate oxidative phenomena and the different situation of set-iron each point degree of oxidation.
5. the design of particular manufacturing craft considers that mainly heat is transmitted set-iron Temperature Influence factor (heat radiation, thermal convection, heat conduction and associated gas density, flow, pressure) in the thermodynamics, on the basis of these factors of grasp, more scientific and effective these factors of making good use of how, reach samming, the effect of temperature control, thereby the purpose of raising high temperature experimental precision.
Description of drawings
Fig. 1 a is the vertical view of the utility model one embodiment;
Fig. 1 b is the left view of Fig. 1 a;
Fig. 1 c is the vertical view of Fig. 1 a;
Fig. 2 a is the vertical view of upper cover plate among the utility model embodiment;
Fig. 2 b is the left view of Fig. 2 a;
Fig. 2 c is the vertical view of Fig. 2 a;
Fig. 3 a is the vertical view of lower shoe among the utility model embodiment;
Fig. 3 b is the left view of Fig. 3 a;
Fig. 3 c is the vertical view of Fig. 3 a.
Embodiment
Referring to Fig. 1 a～Fig. 3 c, metallic high temperature experiment temperature control mould of the present utility model, it comprises, loam cake 1, it comprises upper cover plate 11 and side plate 12, forms a cavity 10; Offer on the upper cover plate 11 and be distributed with conical aperture 111, the aperture is up-small and down-big; Offer equally on the side plate 12 and be distributed with aperture 121, aperture 121 medial apertures are greater than aperture, the outside; Base 2, it comprises lower shoe 21 and side plate 22, forms a cavity 20, fitting with loam cake 1 forms a complete cavity for the placement set-iron; Offer on the side plate 22 and be distributed with aperture 221, aperture 221 medial apertures are greater than aperture, the outside; The lower shoe bottom surface is provided with two feets 3.
Aperture 121,221 on the side plate 12,22 of described loam cake 1 and base 2 is a bellmouth, and diapire 1211,2211 is a level in the bellmouth 121,221.
3 times contacts area of described lower shoe 21 bottom supporting pin are big, upward the area contact is less.
The utility model particular manufacturing craft adopts enclosed construction, and the applied thermodynamics principle reduces the scope of sheet metal each point temperature difference in METAL HEATING PROCESS and the moving process and the temperature drop in the moving process effectively.
To be heated to 1200 ℃ set-iron in the stove is example:
1, set-iron is come out of the stove and is moved to experiment table institute measured center zone initial acquisition temperature value
Be positioned over the set-iron in the particular manufacturing craft: 1154 ℃,
Directly be positioned over the set-iron in the burner hearth: 1067 ℃,
46 ℃ of the former temperature losses, 133 ℃ of latter's temperature losses.
2, set-iron is come out of the stove and is moved to experiment table and survey five regional initial acquisition temperature values
Upper right bottom right, center, upper left lower-left
Be positioned over the set-iron in the particular manufacturing craft: 1152 ℃ 1148 ℃ 1154 ℃ 1155 ℃ 1152 ℃
Directly be positioned over the set-iron in the burner hearth: 1046 ℃ 1058 ℃ 1067 ℃ 1089 ℃ 1084 ℃
7 ℃ of the former domain errors, 38 ℃ of latter's domain errors;
3, the set-iron experiment table is gathered central area effective temperature Value Data quantity (to 600 ℃).
Be positioned over the set-iron in the particular manufacturing craft: 184;
Directly be positioned over the set-iron in the burner hearth: 126;
The former effective temperature Value Data quantity is 1.5 times of the latter.
4, the set-iron rear oxidation situation of coming out of the stove
Be positioned over the set-iron in the particular manufacturing craft: the surface does not have obvious oxidative phenomena.
Directly be positioned over the set-iron in the burner hearth: the surface portion oxidation is obvious, the phenomenon of flaking.
All kinds of collection measurement data of gained index by experiment can obviously draw the set-iron that the set-iron that is positioned in the particular manufacturing craft more directly is positioned in the burner hearth and have a distinct increment at the temperature control everyway.
Claims (7)
1. metallic high temperature experiment temperature control mould is characterized in that, this mould comprises,
Loam cake, it comprises upper cover plate and side plate, forms a cavity; Offer on the upper cover plate and be distributed with tapered openings, the aperture is up-small and down-big; Offer equally on the side plate and be distributed with aperture, the aperture medial aperture is greater than aperture, the outside;
Base, it comprises lower shoe and side plate, forms a cavity, fitting with loam cake forms a complete cavity for the placement set-iron; Offer on the side plate and be distributed with aperture, the aperture medial aperture is greater than aperture, the outside; The lower shoe bottom surface is provided with feet.
2. metallic high temperature experiment temperature control mould as claimed in claim 1 is characterized in that described upper cover plate tapered openings is conical.
3. metallic high temperature experiment temperature control mould as claimed in claim 1 it is characterized in that the side plate aperture of described loam cake and base is a bellmouth, and diapire is a level in the bellmouth.
4. metallic high temperature experiment temperature control mould as claimed in claim 1 is characterized in that described upper cover plate and lower shoe are designed to mutual snap-in structure at a side end.
5. metallic high temperature experiment temperature control mould as claimed in claim 1 is characterized in that the side plate of described loam cake and base designs for swash plate, and fitting mutually forms an one-piece construction.
6. metallic high temperature experiment temperature control mould as claimed in claim 1 is characterized in that described lower shoe bottom supporting underfooting contact area is big, upward the area contact is less.
7. metallic high temperature experiment temperature control mould as claimed in claim 1 is characterized in that described lower shoe bottom surface is provided with two feets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202099497U CN201548537U (en) | 2009-09-23 | 2009-09-23 | Metal high temperature experimental temperature control mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202099497U CN201548537U (en) | 2009-09-23 | 2009-09-23 | Metal high temperature experimental temperature control mold |
Publications (1)
| Publication Number | Publication Date |
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| CN201548537U true CN201548537U (en) | 2010-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN2009202099497U Expired - Fee Related CN201548537U (en) | 2009-09-23 | 2009-09-23 | Metal high temperature experimental temperature control mold |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105203580A (en) * | 2015-09-28 | 2015-12-30 | 安徽神剑新材料股份有限公司 | Heating mechanism for gelling detection of powder coating |
| CN105352991A (en) * | 2015-09-28 | 2016-02-24 | 安徽神剑新材料股份有限公司 | Powder coating gel time exact measurement determinator |
| CN109693345A (en) * | 2017-10-23 | 2019-04-30 | 苏州汉斯精密模具配件有限公司 | A kind of cylinder cooling structure of needle valve type hot runner |
| CN112189131A (en) * | 2018-06-18 | 2021-01-05 | 株式会社岛津制作所 | Device with sample temperature adjusting function |
-
2009
- 2009-09-23 CN CN2009202099497U patent/CN201548537U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105203580A (en) * | 2015-09-28 | 2015-12-30 | 安徽神剑新材料股份有限公司 | Heating mechanism for gelling detection of powder coating |
| CN105352991A (en) * | 2015-09-28 | 2016-02-24 | 安徽神剑新材料股份有限公司 | Powder coating gel time exact measurement determinator |
| CN109693345A (en) * | 2017-10-23 | 2019-04-30 | 苏州汉斯精密模具配件有限公司 | A kind of cylinder cooling structure of needle valve type hot runner |
| CN112189131A (en) * | 2018-06-18 | 2021-01-05 | 株式会社岛津制作所 | Device with sample temperature adjusting function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100811 Termination date: 20130923 |