CN2790638Y - Visulized casting real-time observing system - Google Patents
Visulized casting real-time observing system Download PDFInfo
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- CN2790638Y CN2790638Y CN 200420120702 CN200420120702U CN2790638Y CN 2790638 Y CN2790638 Y CN 2790638Y CN 200420120702 CN200420120702 CN 200420120702 CN 200420120702 U CN200420120702 U CN 200420120702U CN 2790638 Y CN2790638 Y CN 2790638Y
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- 238000005266 casting Methods 0.000 title claims abstract description 57
- 238000003384 imaging method Methods 0.000 claims abstract description 16
- 239000004576 sand Substances 0.000 claims description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 238000012800 visualization Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
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- 238000012544 monitoring process Methods 0.000 abstract description 4
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- 229910052751 metal Inorganic materials 0.000 description 22
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- 238000009659 non-destructive testing Methods 0.000 description 4
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- 239000000956 alloy Substances 0.000 description 3
- 238000005495 investment casting Methods 0.000 description 3
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- 229920000742 Cotton Polymers 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
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- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to a visualized casting real-time observing system which discloses the improved structure of three-dimensional X-ray detection system equipment which can monitor the dynamic process of casting. The utility model comprises a control cabinet, X-ray equipment, a control module, a monitor, a control booth, an object stage and an imaging system, wherein the X-ray equipment, the object stage and the imaging system are all sealed in a sealed chamber, the X-ray equipment, and objects on the object stage are correspondingly arranged, after treated via the control module, signals received by a receiver are conveyed by the imaging system to the monitor and the control booth controls the movement of the object stage. The utility model is characterized in that a pouring device is added in the sealed chamber. On the basis of a foreign three-dimensional X-ray detection system equipment which is bought, the utility model is a successful monitoring system which is developed twice, and the utility model can observe the process of the filling form of a casting and the process of the concretion of a casting in real time.
Description
Technical field
The utility model relates to foundry engieering, specifically a kind of visualization casting Real Time Observation system.
Background technology
China is developing rapidly of equipment manufacture at present, driven the fast development of conventional industries.China's casting output that comprises black such as iron and steel, copper, aluminium, zinc and non-ferrous metal and alloy becomes the first in the world from calendar year 2001 above the U.S., and output reaches 1,600 ten thousand tons, accounts for 1/5 of global output, nearly more than 20,000 of factory's points, and the practitioner reaches 1,200,000 people.But in the hot-working industry, China is not world powers.Hot-working product " heaviness ", long processing time sometimes can not delivery just-in-time, even output value height has appearred in enterprise, profit is low or the situation of loss.Main cause is generally to keep to use the technology that falls behind, particularly Design of Runner System is continued to use technology decades ago always, traditional empirical design causes the preparation technology of material to fall behind, the qualification rate of product is low, product yield (ratio of the weight of foundry goods and pour steel weight) is low, production raw materials consumption height, energy consumption is serious, and resource environment pressure is big.Particularly to concentrate on allowance big and " three holes one are split " (being pore, cinder hole, shrinkage cavity and crackle) defective is many for heavy castings.According to statistics, China's casting weight is than external average heavy 10%-20%, more than the big 1-3 of allowance times.China's cast steel piece craft yield rate average out to 50%, and industrially developed country can reach 70%.Go up at double owing to the prices of raw and semifnished materials at present, the product yield of product and qualification rate problem are outstanding especially, and the key of enterprise's profit and loss is to reduce cost, and the key that reduces cost is to improve product product yield and qualification rate.
The decades that the technology of casting industry has are constant, cause backward in technique.A basic reason is that casting process be can't see, promptly said " moulding of opening eyes, the cast of closing one's eyes ", the technical staff goes design technology with subjective idea by rule of thumb, and therefore the exploitation of advanced foundry engieering is imperative.
At present, a kind of 3 D X-ray detection system equipment (as: DP435 type) is arranged abroad, this complete equipment can be used for the defects detection of solid-state foundry goods, and the precision height all can detect all solid-state foundry goods.But, only there is one in such equipment China, also have only a few countries such as Britain, the U.S. and Germany to have in the world, and can not be used for detecting the casting dynamic process by such equipment.
The utility model content
The purpose of this utility model provides a kind of visualization casting Real Time Observation system that can monitoring casting dynamic process, and it is on the basis of 3 D X-ray detection system equipment, and in addition improved structure can be applicable to visualization casting, monitors in real time.
To achieve these goals, technical solutions of the utility model comprise: switch board, X-ray equipment, control module, monitor, console, objective table, imaging system, described X-ray equipment, objective table, imaging system all are enclosed in the sealing chamber, X-ray equipment and the corresponding setting of article on the objective table, imaging system is delivered to control module with the signal that receiver receives, the input signal of monitor is the control module output signal, and objective table is electrically connected with console; It is characterized in that: add an apparatus for pouring in sealing chamber;
Described apparatus for pouring comprise be used to put crucible water bag support, coaster, crane, sand mold, watering the steel wire rope of bag support by being arranged at its front end links to each other with coaster on being installed in slideway, coaster is connected with motor through first switch, the steel wire rope that is arranged at the casting ladle frame bottom through second switch be installed on the slideway, link together by the crane of Electric Machine Control; The 3rd switch is installed on the slideway; Coaster is connected with crane; Sand mold is placed on the objective table, and sand mold is positioned on the X-ray path; Described motor adopts either-rotation motor, and described crane adopts 150～250 kilograms crane.
The utlity model has following beneficial effect:
1. the external 3 D X-ray detection system equipment purchased of the utility model utilization, carry out secondary development, developed the improved system equipment that to monitor usefulness as visualization casting in real time, adopt the utility model not only can observe foundry goods and fill type and process of setting, improve Design of Runner System, make the casting process of traditional " moulding of opening eyes, the cast of closing one's eyes " become history, and can accurately diagnose defective locations and size behind the casting forming, have high-precision Non-Destructive Testing function.Making the visual possibility that becomes of foundry goods, for casting technique provides an innovation formula technology path, also is the breakthrough of a matter of traditional handicraft.
2. adopt the utility model can reduce the trial-produce period of product, in time find and eliminate casting flaw, enhance productivity greatly.
3. adopt the utility model can realize that visualization casting monitors in real time, promptly can fill type and process of setting by the Real Time Observation foundry goods, record molten metal the flow generation and the floating-upward process of state, gas and field trash.
4. adopt the utility model result according to the observation, design new running gate system, make the casting stable filling type, be full of type.
5. adopt the utility model to carry out Non-Destructive Testing, accurately judge the three-dimensional space position and the size of tiny flaw the casting defect after being shaped.Adopt visualization technique, increased the reasonability of design, shortened the production cycle of foundry goods, improved productivity ratio; Adopted and steadily filled the type running gate system naturally, in casting process, reduced defectives such as oxide inclusion and volume gas, improved casting quality.
Description of drawings
Fig. 1 is a 3 D X-ray detection system device structure schematic diagram;
Fig. 2-1 is the utility model apparatus for pouring structural representation;
Fig. 2-2 is the circuit theory diagrams of coaster and crane work in the utility model apparatus for pouring;
Fig. 3 is X-ray equipment among Fig. 1, objective table, imaging system structural representation;
Fig. 4 is an embodiment rising pouring of a utility model blade wax-pattern combination schematic diagram;
Fig. 5 is a comparative example teeming of a utility model blade wax-pattern combination schematic diagram;
The specific embodiment
Below in conjunction with drawings and Examples in detail the utility model is described in detail.
Embodiment 1
For visualization real-time monitoring, the utility model equipment is based on DP435 type 3 D X-ray detection system equipment (Radio Scopic Inspection System), mainly comprise switch board 1, X-ray equipment 2, control module 4, UXGA monitor 5, X-ray monitor 6, supervisory control desk 7, both hands console 8, objective table 20, imaging system 22, (referring to Fig. 1,2-1,3), for the purpose of fully, the above X-ray equipment 2, objective table 20, imaging system 22 all is enclosed in a stereotype and makes in the sealing chamber that has sliding door 9, X-ray equipment 2 and the corresponding setting of article on the objective table 20, imaging system 22 is delivered to UXGA monitor 5 after receiver 19 received signals are handled by control module 4, X-ray monitor 6, supervisory control desk 7 or 20 motions of both hands console 8 control objective tables; It is characterized in that: add an apparatus for pouring in sealing chamber, described apparatus for pouring comprises: what be used to put casting ladle waters bag support 12, coaster 13, crane 14 (present embodiment adopts 250 kilograms of small crane), sand mold 18, steel wire rope, watering the steel wire rope of bag support 12 by being arranged at its front end links to each other with coaster 13 on being installed in slideway, coaster 13 is connected with motor through first K switch 1, by motor (two-way type) control, be used to control moving ahead or retreating of coaster 13; Coaster 13 links to each other by steel wire rope with crane 14 on being installed in slideway, and coaster 13 drives cranes 14 and do transverse movement on slideway; The steel wire rope that waters bag support 12 bottoms is connected on the crane 14, and second switch K2 control crane motor makes the steel wire rope pulling water bag support and moves up and down with the control casting process; The 3rd K switch 3 is installed on the slideway, is used for the spacing of coaster 13; Sand mold 18 is placed on the objective table 20, forms foundry goods 11 after the casting complete; Sand mold 18 is positioned on X-ray 10 paths; Behind sand mold 18,, be used for observation from the X-ray 10 of X-ray equipment 2 by receiver 19 reception information.
Shown in Fig. 2-2, first and second K switch 1, K2 are on-off switch, terminals a, the b of first K switch 1 be connected to respectively supratrochlear coaster move ahead the end A, coaster 13 retreats end B, second switch K2 terminals c, d respectively with crane 14 on crane promote end C, crane descends and holds D to be electrically connected, and the 3rd K switch 3 is a travel switch, and its folding is by coaster 13 Position Control.Its operation principle: put terminals a position when first K switch 1, coaster 13 moves ahead; Coaster 13 retreats when first K switch 1 is put terminals b position.Second switch K2 puts terminals c position, and crane 14 is mentioned steel wire rope, the upset casting ladle; When second switch K2 put terminals d position, crane 14 put down steel wire rope, and casting ladle resets.The 3rd K switch 3 is normally closed travel switch, and when coaster 13 bumped against the 3rd K switch 3, the 3rd K switch 3 was opened, and coaster 13 cuts off the power supply automatically, when coaster 13 returns, drives the 3rd K switch 3 and resets, and makes the 3rd K switch 3 get back to normally off automatically.
Sealing chamber has double-deck extending type sliding door 9, seals during work, opens after the cast.After pouring into a mould required molten metal and smelting, pour casting ladle into, send sealing chamber to, pour into a mould, be poured in the sand mold 18, form foundry goods 11 by induction furnace.Casting process is shown in Fig. 2-1.Open X-ray equipment 2 in the utility model equipment, UXGA monitor 5, X-ray monitor 6, imaging system 22 in the time of cast, carry out real time record, also can on display screen, observe by switch board 1, control module 4, console.Molten metal can clearly be observed at the generation and the floating-upward process of flow regime, gas and the field trash of sprue, cross gate, ingate.
Adopt the utility model can realize visualization casting, be exemplified below:
1) Real Time Observation and record foundry goods fill type and process of setting
The concrete course of work is:
The first step is made sand mold, smelting metal liquid.
Second step was opened sliding door 9, and sand mold 18 is placed on the objective table 20; Shut sliding door 9, open X-ray equipment 2, adjust objective table 20 positions, observe the die cavity of sand mold 18, enter up to die cavity till the visual field of X-ray equipment 2.Close X-ray equipment 2, open sliding door 9.
Second step was put an empty crucible as casting ladle watering on the bag support 12, open coaster 13 initiate keies, start coaster 13, coaster 13 drives casting ladle and moves in closed chamber, after casting ladle runs to sand mold 18 tops, starting crane 14, the upset of steel wire rope pulling casting ladle is aimed at the casting ladle outlet with sand mold 18 sprues inlet; After the position is determined, according to this set positions travel switch.
The 3rd step will water bag support 12 and coaster 13 resets, and takes off and water bag support 12 overhead crucibles.
The 4th step was taken off the crucible that molten metal is housed from smelting furnace, the crucible that molten metal is housed is placed on waters on the bag support 12, started coaster 13, after coaster 13 runs into travel switch, stopped automatically.
The 5th step was shut sliding door 9, opened X-ray equipment 2, carried out real time record.Start crane 14, the casting ladle of molten metal is equipped with in upset, and molten metal is poured into sand mold 18, progressively finishes casting process, forms foundry goods 11.In the casting process, the flow process of molten metal carries out Real Time Observation then through receiver 19 and imaging system 22 imagings on the display screen of UXGA monitor 5, X-ray monitor 6.All observed results have also been noted simultaneously.
2) result according to the observation designs new running gate system, makes the casting stable filling type, is full of type
Can find by observing whether can molten metal steadily be full of running gate system, exist the turbulent flow phenomenon; The flowing velocity of record molten metal arrives the time of diverse location etc.Whether the size design that can judge running gate system in view of the above is reasonable.If unreasonable, can directly find out the unreasonable part of design, so that time update.As: the cast of result and actual part is found according to the observation, and when molten metal steadily is full of running gate system, the speed when entering sand mold 18 is during less than 0.5m/s, inherent quality the best of foundry goods.It is most important that molten metal steadily fills type, and it can avoid rolling up the gas defective, washes away being mingled with that the type cornice comes to be involved in defective, also avoided because the surface layer oxide film that high turbulences causes is involved in inner formation of molten metal is mingled with and defective such as loosen.
3) can carry out Non-Destructive Testing to the casting defect after being shaped, accurately judge the three-dimensional space position and the size of tiny flaw.
There are 7 frees degree in this system, can carry out translation and rotation, and schematic diagram is seen Fig. 3.The utility model equipment has very high precision, can diagnose defective very little in the foundry goods, therefore is particularly suitable for the Non-Destructive Testing of precision castings such as Aeronautics and Astronautics.Since can translation and rotation in the observation process, therefore can accurately judge the locus and the size of defective.After the defect location, can directly be presented on the screen and record.
Shown in Figure 4, be example (number in the figure is represented: 25 is cross gate, and 31 is floamed ceramics filtrating piece) with rising pouring hot investment casting high-temperature alloy blades below: casting of molten metal weight 10kg, 5 seconds durations of pouring, 1430 ℃ of pouring temperatures, 950 ℃ of shell mould temperature.(1) place a side sprue 34 on sprue 27 next doors, cup 33 and sprue 27 junctions are sealed with potsherd 32, molten metal can only flow into from side sprue 34, and rising pouring enters the blade die cavity; (2) cup 33 and side sprue 34 junctions are apart from cup 33 bottom 50mm, and molten metal can play good current stabilization effect after entering cup 33 like this; (3) shell mould adopts the silester shell, for preventing cooling, twines heat-preservation cotton at the shell mould outer surface; (4) after molten metal poured into, rising pouring entered blade, and it is very steady to fill type, and no turbulent flow phenomenon is not found defectives such as being mingled with, loosening in the foundry goods, blade qualification rate height, and quality is intact.
Comparative example
Shown in Figure 5, present embodiment is an example with teeming hot investment casting high-temperature alloy blades: use normal pressure casting method replacement vacuum pouring investigation rising pouring and the teeming influence to mold filling process of casting.Casting of molten metal weight 10kg, 5 seconds durations of pouring, 1430 ℃ of pouring temperatures, 950 ℃ of shell mould temperature.
(1) adopts traditional handicraft, the cup 33 of taper; (2) use a sprue 27, two cross gate 25 combinations, cross gate 25 both sides of upper and lower setting respectively hang 7 blades 37; (3) shell mould adopts the silester shell, for preventing cooling, twines heat-preservation cotton at the shell mould outer surface; (4) after molten metal pours into from the top, high turbulences, it is not steady to fill type, and running gate system is in and do not have full state, defective such as find in the foundry goods to be mingled with, to loosen, the blade percent defective is very high.
Utilize the utility model to carry out blade visualization casting Real Time Observation, find that blade teeming and rising pouring process have remarkable difference, teeming causes the molten metal turbulent flow easily, causes significantly being mingled with and rarefaction defect; And adopt the utility model equipment, and after the type running gate system was steadily filled in the use rising pouring, liquid metal filling was steady in casting process, did not have volume gas and inclusion defect, and casting quality is good.Show: after 3 D X-ray detection system equipment is transformed, be applied in the casting monitoring in real time, for visualization casting has been opened a beginning.
Claims (3)
1. visualization casting Real Time Observation system, comprise switch board (1), X-ray equipment (2), control module (4), monitor, console, objective table (20), imaging system (22), described X-ray equipment (2), objective table (20), imaging system (22) all are enclosed in the sealing chamber, the corresponding setting of article on X-ray equipment (2) and the objective table (20), imaging system (22) is delivered to control module (4) with the signal that receiver (19) receives, the input signal of monitor is control module (a 4) output signal, and objective table (20) is electrically connected with console; It is characterized in that: add an apparatus for pouring in sealing chamber.
2. according to the described visualization casting Real Time Observation of claim 1 system, it is characterized in that: described apparatus for pouring comprise be used to put crucible water bag support (12), coaster (13), crane (14), sand mold (18), watering the steel wire rope of bag support (12) by being arranged at its front end links to each other with coaster (13) on being installed in slideway, coaster (13) is connected with motor through first switch (K1), be arranged at the steel wire rope that waters bag support (12) bottom through second switch (K2) be installed on the slideway, link together by the crane (14) of Electric Machine Control; The 3rd switch (K3) is installed on the slideway; Coaster (13) is connected with crane (14); Sand mold (18) is placed on the objective table (20), and sand mold (18) is positioned on X-ray (10) path.
3. according to the described visualization casting Real Time Observation of claim 2 system, it is characterized in that: described motor adopts either-rotation motor, and described crane (14) adopts 150～250 kilograms crane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420120702 CN2790638Y (en) | 2004-12-24 | 2004-12-24 | Visulized casting real-time observing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420120702 CN2790638Y (en) | 2004-12-24 | 2004-12-24 | Visulized casting real-time observing system |
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| Publication Number | Publication Date |
|---|---|
| CN2790638Y true CN2790638Y (en) | 2006-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200420120702 Expired - Fee Related CN2790638Y (en) | 2004-12-24 | 2004-12-24 | Visulized casting real-time observing system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102389967A (en) * | 2011-10-25 | 2012-03-28 | 岳睿 | Pouring system based on camera and pyrometer control |
| CN102507611A (en) * | 2011-10-28 | 2012-06-20 | 中国核工业二三建设有限公司 | Travelling device for welding joint radiological inspecting machine |
| CN102658354A (en) * | 2012-05-03 | 2012-09-12 | 北京新方尊铸造科技有限责任公司 | Method for visualization of casing and filling processes |
| CN104001875A (en) * | 2014-05-12 | 2014-08-27 | 河海大学 | Metal liquid filling type flow regime viewer |
| CN106903277A (en) * | 2015-12-22 | 2017-06-30 | 天津亿阔金属制品有限公司 | A kind of pouring technology of aluminium ingot |
-
2004
- 2004-12-24 CN CN 200420120702 patent/CN2790638Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102389967A (en) * | 2011-10-25 | 2012-03-28 | 岳睿 | Pouring system based on camera and pyrometer control |
| CN102507611A (en) * | 2011-10-28 | 2012-06-20 | 中国核工业二三建设有限公司 | Travelling device for welding joint radiological inspecting machine |
| CN102507611B (en) * | 2011-10-28 | 2014-08-27 | 中国核工业二三建设有限公司 | Travelling device for welding joint radiological inspecting machine |
| CN102658354A (en) * | 2012-05-03 | 2012-09-12 | 北京新方尊铸造科技有限责任公司 | Method for visualization of casing and filling processes |
| CN104001875A (en) * | 2014-05-12 | 2014-08-27 | 河海大学 | Metal liquid filling type flow regime viewer |
| CN106903277A (en) * | 2015-12-22 | 2017-06-30 | 天津亿阔金属制品有限公司 | A kind of pouring technology of aluminium ingot |
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| Date | Code | Title | Description |
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| 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: 20060628 Termination date: 20121224 |