CN107084859A - Molten metal deep layer sampler - Google Patents
Molten metal deep layer sampler Download PDFInfo
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- CN107084859A CN107084859A CN201710319766.XA CN201710319766A CN107084859A CN 107084859 A CN107084859 A CN 107084859A CN 201710319766 A CN201710319766 A CN 201710319766A CN 107084859 A CN107084859 A CN 107084859A
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- sampler
- molten metal
- sampling
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
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- Hydrology & Water Resources (AREA)
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Abstract
The invention discloses a kind of molten metal deep layer sampler, it includes：Sampler body, is lumen structure, and its one end opens up sampling molten metal entrance, and entrance installs blanking cover, and the other end is sealed by thread ending cover；The blanking cover is used to be made with sampling molten metal identical material；By connecting tube joint steel pipe in the middle part of the sampler body, connecting tube and steel pipe are hollow tube, and connecting tube openend is goed deep into sampler body, filling breather plug and aluminium silicate wool inside connecting tube openend；When carrying out the sampling of molten metal deep layer, molten metal melts blanking cover, and molten metal enters sampler body interior by entrance, while being discharged the intrinsic air of sampler by the breather plug and aluminium silicate wool in connecting tube.The present invention can be sampled in any depth location of aluminium liquid, can truly reflect the data such as composition, density equivalent, hydrogen content, the modification effect of each depth of aluminium alloy, and the generation for reduction defective work provides reliable technical data.
Description
Technical field
The invention belongs to casting technology field, it is related to a kind of molten metal deep layer sampler.
Background technology
In the production process of aluminium alloy castings, great type aluminium alloy castings is produced especially with low-pressure casting method
During, it is very strict to the quality requirement of aluminium alloy, it is that can obtain the casting for meeting product technology requirement, it is necessary to melted
Aluminium alloy gone bad, refined, refining the processing such as degasification, and composition is carried out to the aluminium alloy after processing, it is density equivalent, hydrogeneous
Amount, the detection of modification effect, to judge whether aluminium alloy is qualified.
Former process：Aluminium alloy after rotten, refinement, refining degassing processing, with general sampler aluminium liquid table
Face dips pouring metal melt sample, carries out the detection of indices.General sampler structure is shown in Fig. 1.Opened after Indexs measure is qualified
Beginning pouring cast part, due to not special sampler, the data of aluminium liquid Surface testing are the data for representing whole crucible aluminium liquid, by
In can not in the middle part of the crucible and bottom dip molten metal, so can not also obtain in the middle part of crucible and bottom liquid True Data,
The casting poured into a mould under normal circumstances with the aluminium alloy of same crucible, the composition of alloy and other indexs should be consistent or close
, the performance after heat treatment should also be close, but in actual production process, same crucible aluminium alloy often occur and pour
The casting composition of note has differences, and analyzes the aluminium alloy in its producing cause, crucible in its alloying component of different depth locations
Difference is there may be, therefore the casting poured into a mould with the aluminium alloy of different depth can also have differences, but these differences have on earth
It is much, it is necessary to by casting it is attached pour sample or body dissection and analysis after could confirm, when using the serious conjunction of composition tolerances
The unqualified of casting can be caused during golden liquid pouring cast part or is scrapped.Therefore complete detection, energy can be carried out to melted aluminium alloy
Quick detection goes out the difference of crucible bottom, middle part and top aluminium alloy, and takes appropriate measures, and can just be effectively reduced alloy
The difference of liquid, reduces the generation of defective work casting.
The content of the invention
(1) goal of the invention
The purpose of the present invention is：A kind of molten metal deep layer sampler is provided, can be carried out in any depth location of aluminium liquid
Aluminium alloy is sampled.
(2) technical scheme
In order to solve the above-mentioned technical problem, the present invention provides a kind of molten metal deep layer sampler, and it includes：
Sampler body 1, is lumen structure, and its one end opens up sampling molten metal entrance, and entrance installs blanking cover 2, the other end
Sealed by thread ending cover 3；
The blanking cover 2 is made of with sampling molten metal identical material；
The middle part of sampler body 1 is by the joint steel pipe 8 of connecting tube 4, and connecting tube 4 and steel pipe 8 are hollow tube, connecting tube
4 openends are goed deep into sampler body 1, filling breather plug 5 and aluminium silicate wool 6 inside the openend of connecting tube 4；
When carrying out the sampling of molten metal deep layer, molten metal melts blanking cover 2, and molten metal enters sampler body 1 by entrance
Inside, while being discharged the air in sampler body 1 by the breather plug 5 and aluminium silicate wool 6 in connecting tube 4.
Wherein, the sampler body 1 is processed by stainless steel tube, and thread ending cover 3 is also made of stainless steel.
Wherein, the rear end of the sampler body 1 is formed with screw thread, for installing thread ending cover 3；The middle part of sampler body 1
Screwed hole is made, for installing connecting tube 4.
Wherein, depending on the thickness of the blanking cover 2 is according to sampling liquid depth selection, sampling liquid depth is deeper, selected
The thickness of blanking cover 2 is thicker.
Wherein, screw thread is made at the two ends of connecting tube 4, and one end is used for and sampler body 1 couples, and the other end and is welded on
Nut 7 on steel pipe 8 couples.
Wherein, the breather plug 5 is made up of brass, in connecting tube 4, is used when aluminium liquid enters sampler body 1
To discharge the air in sampler body 1.
Wherein, the steel pipe 8 is made of seamless steel pipe, and one end of steel pipe 8 and nut 7 weld together, the other end and
Hand welds together 9, and the effect of steel pipe 8 is smoothly to be discharged to the gas in sampler body 1 outside air.
Wherein, the circumference of the steel pipe 8 indicates scale, for showing depth during sampler sampling.
Wherein, the hand is made 9 of smooth bar.
Wherein, using the molten metal deep layer sampler, the process of sampling is：
Before sampling, first sampler body 1 is preheated together with steel pipe 8, when temperature reaches 150 DEG C, the end of thread is removed
Lid 3, by sampler body 1 is inside and outside, connecting tube 4, the uniform spary zinc oxide coating in surface of steel pipe 8 and is heated, deep according to sampling
The suitable blanking cover 2 of degree selection, is compressed installed in the port of sampler body 1；
During sampling, sampler body 1 is quickly deep into sampling liquid depth, blanking cover 2 is fast in the presence of high temperature samples liquid
Fast thawing, with the fusing of blanking cover 2, sampling liquid initially enters sampler body 1, liquid when sampling liquid enters sampler body 1
Bubble occurs in surface, and when bubble stops, sampler body 1 is full of, you can lift sampler, and sampling liquid is poured into sample cup, taken
The sampling liquid in sampler is toppled over totally after the completion of sample.
(3) beneficial effect
The molten metal deep layer sampler that above-mentioned technical proposal is provided, can carry out alloy in any depth location of aluminium liquid
Liquid is sampled, and can truly reflect the data such as composition, density equivalent, hydrogen content, the modification effect of each depth of aluminium alloy, no longer
It is that the data that former sampling method is obtained with liquid surface represent the data of liquid in whole crucible, and according to liquid different depth
Detection data effectively take corresponding technological measure, for reduce defective work generation provide reliable technical data.
Brief description of the drawings
Fig. 1 is the structural representation of sampler in the prior art.
Fig. 2 is the structural representation of sampler of the embodiment of the present invention.
Embodiment
To make the purpose of the present invention, content and advantage clearer, with reference to the accompanying drawings and examples, to the tool of the present invention
Body embodiment is described in further detail.
In order to solve technical problem of the prior art, a kind of new molten metal deep layer sampler of present invention design, profit
The aluminium alloy of any depth in smelting furnace or crucible is extracted with deep layer sampler, for measuring the aluminium alloy of different depth in crucible
The indexs such as alloying component, density equivalent, hydrogen content, modification effect, increasing iron.By detect different depth aluminium alloy composition,
The indexs such as density equivalent, hydrogen content, modification effect, increasing iron, for judging whether aluminium alloy is qualified, and whether composition is uniform, and
By the data that detect data supporting is provided for the indices of next successive step aluminium alloy.
Specifically, shown in reference picture 2, the present embodiment molten metal deep layer sampler includes following construction package：
Sampler body 1：Processed by stainless steel tube, front end reserves diameter about 20mm hole, enters as aluminium alloy
Enter the entrance of sampler, be also the hole for installing blanking cover 2, the rear end of sampler is formed with screw thread, for installing thread ending cover 3.
Screwed hole is made in the middle of sampler to be used for that connecting tube 4 is installed.
Blanking cover 2：Blanking cover 2 is made of with aluminium alloy identical alloy, depending on the thickness of blanking cover 2 is according to aluminium alloy depth selection,
Take the aluminium liquid of crucible bottom to select thicker blanking cover, take the aluminium alloy in the middle part of crucible to select the blanking cover of relative thin,
Thread ending cover 3：Thread ending cover 3 is made of stainless steel, for sealed sampler body 1.
Connecting tube 4：Screw thread is made at the two ends of connecting tube 4, and one end is used for and sampler body 1 couples, the other end and nut 7
Connect, breather plug 5 is installed in connecting tube 4 and aluminium silicate wool 6 is placed.
Breather plug 5：Breather plug 5 is manufactured with brass, in connecting tube 4, is used for when aluminium liquid enters sampler body 1
Discharge the air in sampler body 1.
Aluminium silicate wool 6：Aluminium silicate wool 6 is placed in connecting tube 4, and effect is that prevention aluminium liquid enters once breather plug 5 comes off
In steel pipe 8.
Nut 7：Selection plain nut is welded on steel pipe 8, for realizing connecting tube 4 and the connection of steel pipe 8.
Steel pipe 8：It is made of seamless steel pipe, one end of steel pipe 8 and nut 7 weld together, the other end and hand are 9 welding
Together, the effect of steel pipe 8 is smoothly to be discharged to the gas in sampler body 1 outside air, and the circumference of steel pipe 8 indicates scale use
To show depth during sampler sampling.
Hand is 9：Hand is made 9 of smooth bar, and steel pipe 8 welds together.
Based on above-mentioned molten metal deep layer sampler, the process description that it is sampled is as follows：
Before sampling, first sampler body 1 is preheated together with steel pipe 8, when temperature reaches 150 DEG C, the end of thread is removed
Lid 3, by sampler body 1 is inside and outside, connecting tube 4, the uniform spary zinc oxide coating in surface of steel pipe 8 and is heated, and noting can not be by
Breather plug 5 is blocked, and suitable blanking cover 2 is selected according to depth selection, is compressed installed in the port of sampler body 1.
During sampling, sampler body 1 is quickly deep into sampling liquid depth, shortens the middle residence time as far as possible, blanking cover 2 exists
Rapid melting in the presence of high temperature aluminium liquid, with the fusing of blanking cover 2, aluminium alloy initially enters sampler body 1, and aluminium alloy enters
Bubble occurs in liquid surface during sampler body 1, and when bubble stops, sampler body 1 is full of, you can lift sampler, will
Aluminium alloy pours into sample cup, topples over the aluminium alloy in sampler totally after the completion of sampling.
It can be seen from above-mentioned technical proposal sampler of the present invention can the optional position in melting furnace, crucible depth
Degree is sampled, and can accurately reflect the composition of your different depth aluminium alloy of smelting furnace, crucible, density equivalent, hydrogen content, rotten
The data such as effect, and be no longer that result only only in accordance with level detection is judged, it is the parameters of quick adjustment aluminium alloy
Foundation is provided, the aluminium alloy for acquisition high-quality provides technical support, is effectively reduced the underproof probability of aluminium alloy.For some
Segregation more serious alloy, degree of the alloy in different depth segregation can be judged in time, while according to the inspection of different time sections
Survey result and judge the segregation of alloy and the corresponding relation of time, the characteristic for preferably grasp alloy provides accurate data.
The sampler and blanking cover being made of the inventive method are the key point and protection point of the invention, using other alloys
The protection domain that the identical or different sampler of shape belongs to the invention is made in material or nonmetallic materials, using other nonmetallic
The blanking cover of material manufacture, blanking cover is automatically disengaged the sampling method of sampler by aluminium alloy melting or blanking cover expanded by heating, falls within
The protection domain of the invention.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, some improvement and deformation can also be made, these improve and deformed
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of molten metal deep layer sampler, it is characterised in that including：
Sampler body (1), is lumen structure, and its one end opens up sampling molten metal entrance, and entrance installs blanking cover (2), the other end
Sealed by thread ending cover (3)；
The blanking cover (2) is made of with sampling molten metal identical material；
By connecting tube (4) joint steel pipe (8) in the middle part of the sampler body (1), connecting tube (4) and steel pipe (8) are hollow tube,
Connecting tube (4) openend is goed deep into sampler body (1), filling breather plug (5) and aluminium silicate wool inside connecting tube (4) openend
(6)；
When carrying out the sampling of molten metal deep layer, molten metal melts blanking cover (2), and molten metal enters sampler body (1) by entrance
Inside, while being discharged the air in sampler body (1) by the breather plug (5) and aluminium silicate wool (6) in connecting tube (4).
2. molten metal deep layer sampler as claimed in claim 1, it is characterised in that the sampler body (1) is by stainless steel
Pipe is processed, and thread ending cover (3) is also made of stainless steel.
3. molten metal deep layer sampler as claimed in claim 1, it is characterised in that the rear end system of the sampler body (1)
There is screw thread, for installing thread ending cover (3)；Screwed hole is made in the middle part of sampler body (1), for installing connecting tube (4).
4. molten metal deep layer sampler as claimed in claim 1, it is characterised in that the thickness of the blanking cover (2) is according to sampling
Depending on liquid depth selection, sampling liquid depth is deeper, and the thickness of selected blanking cover (2) is thicker.
5. molten metal deep layer sampler as claimed in claim 1, it is characterised in that screw thread is made at connecting tube (4) two ends,
One end is used for and sampler body (1) connection, the other end and nut (7) connection being welded on steel pipe (8).
6. molten metal deep layer sampler as claimed in claim 1, it is characterised in that the breather plug (5) is made up of brass, peace
In connecting tube (4), it is used for discharging the air in sampler body (1) when aluminium liquid enters sampler body (1).
7. molten metal deep layer sampler as claimed in claim 1, it is characterised in that the steel pipe (8) uses seamless steel pipe system
Into one end of steel pipe (8) and nut (7) weld together, and the other end and hand weld together (9), and the effect of steel pipe (8) is
Gas in sampler body (1) is smoothly discharged to outside air.
8. molten metal deep layer sampler as claimed in claim 7, it is characterised in that the circumference of the steel pipe (8) indicates scale,
For showing depth during sampler sampling.
9. molten metal deep layer sampler as claimed in claim 7, it is characterised in that (9) are used smooth bar system by the hand
Into.
10. molten metal deep layer sampler as claimed in any one of claims 1-9 wherein, it is characterised in that use the molten metal
Deep layer sampler, the process of sampling is：
Before sampling, first sampler body (1) is preheated together with steel pipe (8), when temperature reaches 150 DEG C, the end of thread is removed
Cover (3), by sampler body (1) is inside and outside, connecting tube (4), the uniform spary zinc oxide coating in surface of steel pipe (8) and heat, root
Suitable blanking cover (2) is selected according to depth selection, is compressed installed in sampler body (1) port；
During sampling, sampler body (1) is quickly deep into sampling liquid depth, blanking cover (2) is fast in the presence of high temperature samples liquid
Fast thawing, with the fusing of blanking cover (2), sampling liquid initially enters sampler body (1), and sampling liquid enters sampler body (1)
When liquid surface bubble occurs, when bubble stops, sampler body (1) is full of, you can lift sampler, will sampling liquid fall
Enter sample cup, topple over the sampling liquid in sampler totally after the completion of sampling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710319766.XA CN107084859B (en) | 2017-05-09 | 2017-05-09 | Molten metal deep layer sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710319766.XA CN107084859B (en) | 2017-05-09 | 2017-05-09 | Molten metal deep layer sampler |
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| Publication Number | Publication Date |
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| CN107084859A true CN107084859A (en) | 2017-08-22 |
| CN107084859B CN107084859B (en) | 2019-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2337552Y (en) * | 1998-05-29 | 1999-09-08 | 钟玉铁 | Liquid steel sampler |
| CN2676175Y (en) * | 2004-02-25 | 2005-02-02 | 吴钦合 | High temperature metal melt sampler |
| CN2854554Y (en) * | 2005-07-29 | 2007-01-03 | 宝山钢铁股份有限公司 | Molten steel samping device for continuous casting tundish |
| CN201508288U (en) * | 2009-10-23 | 2010-06-16 | 涟钢振兴电气设备有限公司 | Fast molten steel sampler |
| CN201555734U (en) * | 2009-10-30 | 2010-08-18 | 山东创新金属科技有限公司 | Aluminum melt multilayer sampler |
| CN104550770A (en) * | 2013-10-29 | 2015-04-29 | 青岛天恒机械有限公司 | Metal mold casting process for cylindrical housing castings |
-
2017
- 2017-05-09 CN CN201710319766.XA patent/CN107084859B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2337552Y (en) * | 1998-05-29 | 1999-09-08 | 钟玉铁 | Liquid steel sampler |
| CN2676175Y (en) * | 2004-02-25 | 2005-02-02 | 吴钦合 | High temperature metal melt sampler |
| CN2854554Y (en) * | 2005-07-29 | 2007-01-03 | 宝山钢铁股份有限公司 | Molten steel samping device for continuous casting tundish |
| CN201508288U (en) * | 2009-10-23 | 2010-06-16 | 涟钢振兴电气设备有限公司 | Fast molten steel sampler |
| CN201555734U (en) * | 2009-10-30 | 2010-08-18 | 山东创新金属科技有限公司 | Aluminum melt multilayer sampler |
| CN104550770A (en) * | 2013-10-29 | 2015-04-29 | 青岛天恒机械有限公司 | Metal mold casting process for cylindrical housing castings |
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| CN107084859B (en) | 2019-10-11 |
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