CN104190882B - Automatic spraying method used for cavities in casting molding line - Google Patents
Automatic spraying method used for cavities in casting molding line Download PDFInfo
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- CN104190882B CN104190882B CN201410441614.3A CN201410441614A CN104190882B CN 104190882 B CN104190882 B CN 104190882B CN 201410441614 A CN201410441614 A CN 201410441614A CN 104190882 B CN104190882 B CN 104190882B
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- sand mold
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- die cavity
- automatic
- data block
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- 238000005507 spraying Methods 0.000 title claims abstract description 66
- 238000000465 moulding Methods 0.000 title claims abstract description 47
- 238000005266 casting Methods 0.000 title claims abstract description 34
- 239000004576 sand Substances 0.000 claims abstract description 135
- 238000000034 method Methods 0.000 claims abstract description 37
- 238000004519 manufacturing process Methods 0.000 claims abstract description 26
- 244000035744 Hura crepitans Species 0.000 claims abstract description 8
- 239000007921 spray Substances 0.000 claims description 61
- 230000006378 damage Effects 0.000 claims description 28
- 238000010422 painting Methods 0.000 claims description 19
- 238000000576 coating method Methods 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 239000000725 suspension Substances 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 description 14
- 239000000463 material Substances 0.000 description 6
- 238000009749 continuous casting Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 229910001338 liquidmetal Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000003110 molding sand Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000007528 sand casting Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
Landscapes
- Casting Devices For Molds (AREA)
Abstract
The invention discloses an automatic spraying method used for cavities in a casting molding line, belonging to the field of casting of automobile engine cylinder blocks. The automatic spraying method comprises the following steps: presetting spraying times required by various types of sand molds; establishing a current data block for each sand mold when a sand mold forming procedure is finished, and inputting the types of the sand molds and information about integrity of the cavities of the sand molds to the current data blocks in the form of data; moving a sand box to the part below an automatic spraying device of a core blanking line, establishing real-time data blocks for the sand molds, and copying the data in the current data blocks to the real-time data blocks according to a copying command; and finally, judging the integrity of the cavities according to the data of integrity of the cavities in the real-time data blocks, and if the cavities are damaged, not performing spraying; and if the cavities are not damaged, spraying the interiors of the cavities of the sand molds according to the preset spraying times required by the various types of sand molds by the automatic spraying device. Replacing a manual spraying method, the automatic spraying method is low in labor intensity and high in production efficiency and also meets the accuracy requirement.
Description
Technical field
The present invention relates to automobile engine cylinder-body casting field, be specifically related to a kind of for casting and molding line mo(u)ld top half
The automatic painting method of chamber spraying.
Background technology
Along with the development of car engine machine technology, mechanical property and dimension precision requirement to engine cylinder-body are also got over
Come the highest, therefore the product quality of cylinder block casting is had higher requirement.Foundry goods is to use various casting method
The metal forming object obtained, by the liquid metal smelted, with cast, injection, suction or other water
The method of note injects in preprepared casting mold, and obtain after cooling has definite shape, size and performance
Object.Foundry goods, according to the difference of casting mold forming method, can be divided into common sand-cast, Metal mould casting, pottery
Porcelain type foundry goods etc., wherein with the application of common sand-cast at most, accounts for the 80% of whole foundry goods.Sand casting
Being to make casting mold with molding sand and core sand for Modeling Material, liquid metal filling casting mold under gravity produces foundry goods
Casting method.Its basic working procedure is: apperance and core box make, layout type (core) sand, and core is made in moulding, mould assembly,
Molten alloy, cast, peeling and detection.
Generally for improving the surface quality of foundry goods and preventing cast(ing) surface from producing sintering, often at sand mold and core
Surface spraying layer of material, the main component of coating is the pulverulent material that refractoriness is high, stability at elevated temperature is good
And binding agent, the most also added with being easy to the carrier (water or other solvents) that applies and various additament.Sand at present
It mostly is on mold casting production line that the mode using hand spray sprays, but it has the biggest lacking at work
Point, one is that hand spray labor intensity is relatively big, and production efficiency is low；Two is that manual operation easily causes spraying inequality
Even, cause piling to affect the quality of cast(ing) surface, manual operation also can cause the phenomenon of few spray or drain spray,
Do not meet the requirement that quality system controls, it is impossible to meet required precision；Three be coating be pulverulent material, artificial mark spraying
Painting uses jet absorption type spray gun, and shower nozzle easily blocks, and can stop during cleaning whole production line, and impact produces effect
Rate；Four is if coating volatilization is very fast, during spraying around have substantial amounts of pellet, people is known from experience and causes
Injury.
Accordingly, it would be desirable to a kind of novel automatic painting method.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the present invention provide a kind of production efficiency high,
The automatic painting method for the spraying of casting and molding line upper impression that precision is high.
Technical scheme: for achieving the above object, the automatic spray for the spraying of casting and molding line upper impression of the present invention
Coating method, it is provided that automatic moulding production line, described automatic moulding production line has been used for the molding of sand mold, described
Method also provides for automatic spray apparatus, comprises the following steps:
(1) if for the sand mold of dry type, pre-setting the described automatic spray apparatus sand mold to each type
Need the number of times of spraying；
(2) on described automatic moulding production line, the molding procedure of sand mold is completed, and to described automatic modeling
Current data block set up by each sand mold on production line, by the type of sand mold and sand mold die cavity with or without the information damaged
Described current data block is given in the way of data；
(3) sandbox moves to described automatic spray apparatus, for each sand mold below automatic spray apparatus
Set up real time data block, by copy instruction, the data in described current data block are copied to the reality of corresponding sand mold
Time data block in；
(4) according to the sand mold die cavity in described real time data block with or without damage data judge sand mold die cavity with or without
Damaging, if sand mold die cavity damages, the most described automatic spray apparatus does not perform spraying action, if sand mold die cavity
Do not damage, then by inputting this sand mold type, according in real time data block described in the sand mold type search of input
The categorical data of sand mold, and need the number of times of spraying in this sand mold die cavity this sand mold according to pre-set
Spray.
Beneficial effect: the automatic painting method for the spraying of casting and molding line upper impression of the present invention, instead of people
Work spraying method, automatic spray apparatus can select the type sand mold to need spraying for different types of sand mold
Number of times, the method automaticity is high, and labor intensity is low, and production efficiency is high, the most also meets required precision.
Further, on described automatic moulding production line, after described automatic spray apparatus completes spraying action,
Enter core setting, after completing core setting, enter mould assembling operation；The operation of whole casting and molding is basically completed.
Further, the spraying of described die cavity is that the die cavity to nowel sprays.
Further, the coating that described automatic spray apparatus uses is alcohol based powders suspension liquid；It is right to ensure that
The required precision of surface quality of continuous castings.
Further, the time that described automatic spray apparatus sprays every time is identical.Further ensure foundry goods table
The required precision of face quality.
Further, described automatic spray apparatus includes alarm device, when sand mold die cavity damages, and described warning
Device alert.Prevent from the sand mold damaged from going successively to subsequent handling to be reworked, it is to avoid cause
Unnecessary waste, economizes on resources.
Accompanying drawing explanation
Fig. 1 is the flow chart of the automatic painting method that the present invention sprays for casting and molding line upper impression.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is further described.
The automatic painting method for the spraying of casting and molding line upper impression of the present invention, it is provided that automatic modeling produces
Line, described automatic moulding production line has been used for the molding of sand mold, and described method also provides for automatic spray apparatus,
For the automatic painting method of casting and molding line upper impression spraying, specifically include following steps:
(1) if for the sand mold of dry type, pre-setting the described automatic spray apparatus sand mold to each type
Need the number of times of spraying；
(2) on described automatic moulding production line, the molding procedure of sand mold is completed, and to described automatic modeling
Current data block set up by each sand mold on production line, by the type of sand mold and sand mold die cavity with or without the information damaged
Described current data block is given in the way of data；
(3) sandbox moves to described automatic spray apparatus, for each sand mold below automatic spray apparatus
Set up real time data block, by copy instruction, the data in described current data block are copied to the reality of corresponding sand mold
Time data block in；
(4) according to the sand mold die cavity in described real time data block with or without damage data judge sand mold die cavity with or without
Damaging, if sand mold die cavity damages, the most described automatic spray apparatus does not perform spraying action, if sand mold die cavity
Do not damage, then by inputting this sand mold type, according in real time data block described in the sand mold type search of input
The categorical data of sand mold, and need the number of times of spraying in this sand mold die cavity this sand mold according to pre-set
Spray.
In a preferred embodiment of the invention, whole casting and molding production line be by Programmable Logic Controller (PLC,
Programmable Logic Controller) complete the control to whole production line, automatic moulding production line can
For completing the molding procedure of sand mold, the operation such as core setting and mould assembling, by carrying out defeated to Programmable Logic Controller
Enter the extension of output, PLC increases control program automatic spray apparatus is controlled, thus
Realize the automatic spraying in sand mold die cavity.The automatic painting method sprayed for casting and molding line upper impression, as
Shown in Fig. 1:
First, in PLC program, pre-setting automatic spray apparatus should need different types of sand mold
The number of times of spraying, i.e. arranges the spraying number of times of corresponding sand mold in PLC program；
Then, on automatic moulding production line, complete the molding procedure to sand mold, because mo(u)lding line is to make continuously
Type produces, and the type of the sand mold made is continually changing, and centre can produce bad type, so to automatically making
Current data block set up by each sand mold occurred on type production line, by the type of sand mold and sand mold die cavity with or without damage
Information give in described current data block in the way of data, be each sand on mo(u)lding line in PLC program
Current data block set up by type, when moulding by the type of sand mold and sand mold with or without the information damaged with the side of data
Formula is given to current data block.Wherein the type of current data block is shaping array, and shaping array is by multiple whole
Figurate number forms, and the shaping number in shaping array has two kinds of definition, and the first is defined as the type of sand mold, due to sand
The type of type there may be a variety of, so determining the shaped digital for placing sand mold type as the case may be
Figure place, if the type of such as sand mold is 2 kinds, it is possible to represent with 1 shaping number, respectively 0 and 1,
0 and 1 represents two distinct types of sand mold respectively, if the type of sand mold is 4 kinds, just with 2 shaping numbers
Represent, respectively 00,01,10 and 11,00,01,10 and 11 represent respectively 4 kinds different types of
Sand mold, the rest may be inferred；The second shaping number is defined as sand mold die cavity with or without damage, the most permissible with 1 shaping number
Represent sand mold die cavity with or without damage, respectively 0 and 1, if sand mold has a damage, write 1, if sand mold without
Damage, just write 0；
After completing the molding procedure of sand mold, sandbox moves to below described automatic spray apparatus, in PLC journey
Sequence sets up real time data block for each sand mold below automatic spray apparatus, by copy instruction by described currently
Data in data block copy in the real time data block of corresponding sand mold, and data and sand mold in real time data block exist
Data in the current data block set up during molding procedure are identical, identical including data type, data value phase
With.By setting up copy instruction in PLC program, realized the number in current data block by copy instruction
According to copying in real time data block, thus achieve in the moving process of sandbox, the data in data block and
Data phase in current data block when the synchronizing moving of sandbox, data in such real time data block and moulding operation
With, the data in real time data block include two kinds: the data of a kind of type being sand mold, and another kind is sand mold type
Chamber is with or without the data damaged.The type of real time data block is similarly shaping array, and shaping array is by multiple shapings
Array becomes, and the numeral in shaping array has two kinds of definition, and the first is defined as the type of sand mold, and the second defines
For sand mold die cavity with or without damage.Data in real time data block are exactly that the data in current data block are passed through PLC
Copy instruction in program is copied to it.
According to the sand mold die cavity in described real time data block with or without damage data judge sand mold die cavity with or without damage,
If sand mold die cavity damages, the most described automatic spray apparatus does not perform spraying action, if sand mold die cavity does not damage
Bad, then learn this sand mold type, described automatic spraying according to the categorical data of the sand mold in described real time data block
Different types of sand mold is needed the number of times of spraying to enter in this type sand mold die cavity according to pre-set by device
Row spraying；The control command of the automatic spray apparatus controller by receiving completes the spraying to sand mold die cavity and moves
Making, sand mold spraying action includes two kinds, and one is whether to spray sand mold die cavity, and another kind is at sand mold
Need in die cavity to spray how many times, by the data in real time data block are extracted, obtained sand mold die cavity
With or without the information damaged, when the die cavity of sand mold has damage, it is i.e. sand mold die cavity when the definition in real time data block
When being shaping number 1 with or without the data damaged, controller sends control command to automatic spray apparatus, control command
For need not carry out sand mold die cavity spraying action, now automatic spray apparatus avoids the need for performing spraying action；
If the die cavity of sand mold does not damage, i.e. when defining as sand mold die cavity with or without the number damaged in real time data block
According to during for shaping number 0, inputting this sand mold type to controller, controller is searched according to the sand mold type of input simultaneously
The spraying number of times that in rope real time data block, this sand mold type is corresponding, then sends control command to automatically spraying dress
Putting, control command includes the spraying number of times that sand mold should be made by automatic spray apparatus, automatic spray apparatus according to
Pre-set needs the number of times of spraying to spray in this type sand mold die cavity different types of sand mold.
On described automatic moulding production line, after described automatic spray apparatus completes spraying action, enter core setter
Sequence, after completing core setting, enters mould assembling operation；The spraying of described die cavity is that the die cavity to nowel carries out spraying and makes
Good type just moves to lower heart yearn along with sandbox, is prepared to enter into core setting, and core setting is to obtain foundry goods
Inner chamber and local form, core is typically placed in the sand mold die cavity of nowel, after core setting completes, also needs
Top box and nowel combined, to material is thus formed complete casting mold, the operation of the most whole casting and molding
Just it is basically completed, after casting mold completes, it is possible to carry out casting of metals operation, carry out sand fallout detection the most again, from
And obtain foundry goods.
Preferably, the coating that described automatic spray apparatus uses is alcohol based powders suspension liquid, and spray equipment is adopted
Coating be alcohol based powders suspension liquid, in the die cavity of nowel, a kind of alcohol-base paint of spraying, uses this painting
Material more can improve the quality of cast(ing) surface, it is ensured that the required precision to surface quality of continuous castings.
Preferably, the time that described automatic spray apparatus sprays every time is identical, it is ensured that the spraying of each die cavity
Amount is more accurate, further ensures the required precision to surface quality of continuous castings.
Preferably, described automatic spray apparatus includes alarm device, and when sand mold die cavity damages, described warning fills
Put alert.After prosecutor hears warning message, take away the sand mold damaged, prevent from having damaged
Sand mold go successively to subsequent handling and be reworked, so can cause unnecessary waste, save resource.
A kind of automatic painting method on casting and molding line of the present invention, instead of traditional manual method,
By automatic painting method, all sand molds below automatic spray apparatus are all carried out sentencing in advance
Disconnected, first determine whether whether sand mold die cavity has damage, if there being damage, automatic spray apparatus is made without spraying
Action, without damage, automatic spray apparatus is according to the type of this sand mold and such molding sand of pre-setting
Type needs the number of times of spraying, and sand mold die cavity is carried out spraying action.The method automaticity is high, labor intensity
Low, production efficiency is high, the most also meets required precision.
The above is only the preferred embodiment of the present invention, it should be pointed out that: for the technology people of the art
For Yuan, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improve
Also protection scope of the present invention is should be regarded as with retouching.
Claims (6)
1. the automatic painting method for the spraying of casting and molding line upper impression, it is provided that automatic moulding production line,
Described automatic moulding production line has been used for the molding of sand mold, it is characterised in that: also provide for automatic spray apparatus,
Said method comprising the steps of:
(1) if for the sand mold of dry type, pre-setting the described automatic spray apparatus sand mold to each type
Need the number of times of spraying；
(2) on described automatic moulding production line, the molding procedure of sand mold is completed, and to described automatic modeling
Current data block set up by each sand mold on production line, by the type of sand mold and sand mold die cavity with or without the information damaged
Described current data block is given in the way of data；
(3) sandbox moves to described automatic spray apparatus, for each sand mold below automatic spray apparatus
Set up real time data block, by copy instruction, the data in described current data block are copied to the reality of corresponding sand mold
Time data block in；
(4) according to the sand mold die cavity in described real time data block with or without damage data judge sand mold die cavity with or without
Damaging, if sand mold die cavity damages, the most described automatic spray apparatus does not perform spraying action, if sand mold die cavity
Do not damage, then by inputting this sand mold type, according in real time data block described in the sand mold type search of input
The categorical data of sand mold, and need the number of times of spraying in this sand mold die cavity this sand mold according to pre-set
Spray.
Automatic painting method for the spraying of casting and molding line upper impression the most according to claim 1, its
It is characterised by:
On described automatic moulding production line, after described automatic spray apparatus completes spraying action, enter core setter
Sequence, after completing core setting, enters mould assembling operation.
Automatic painting method for the spraying of casting and molding line upper impression the most according to claim 2, its
It is characterised by:
The spraying of described die cavity is that the die cavity to nowel sprays.
Automatic painting method for the spraying of casting and molding line upper impression the most according to claim 3, its
It is characterised by:
The coating that described automatic spray apparatus uses is alcohol based powders suspension liquid.
Automatic painting method for the spraying of casting and molding line upper impression the most according to claim 4, its
It is characterised by:
The time that described automatic spray apparatus sprays every time is identical.
Automatic painting method for the spraying of casting and molding line upper impression the most according to claim 5, its
It is characterised by: described automatic spray apparatus includes alarm device, when sand mold die cavity damages, described alarm device
Alert.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410441614.3A CN104190882B (en) | 2014-09-02 | 2014-09-02 | Automatic spraying method used for cavities in casting molding line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410441614.3A CN104190882B (en) | 2014-09-02 | 2014-09-02 | Automatic spraying method used for cavities in casting molding line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104190882A CN104190882A (en) | 2014-12-10 |
| CN104190882B true CN104190882B (en) | 2017-01-11 |
Family
ID=52076329
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| CN201410441614.3A Active CN104190882B (en) | 2014-09-02 | 2014-09-02 | Automatic spraying method used for cavities in casting molding line |
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Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3344213B2 (en) * | 1996-05-28 | 2002-11-11 | 宇部興産株式会社 | Spray agent spray method |
| US6073055A (en) * | 1997-11-10 | 2000-06-06 | Basf Corporation | Computerized virtual paint manufacturing and application system |
| DE19810032A1 (en) * | 1998-03-09 | 1999-09-16 | Acheson Ind Inc | Method and device for preparing the mold walls of a mold for primary shaping or shaping for the next molding cycle, spray element with centrifugal atomization and air guidance and use of such a spray element for spraying essentially solvent-free mold wall treatment agents |
| JP4866083B2 (en) * | 2005-12-26 | 2012-02-01 | 東芝機械株式会社 | Method and apparatus for spraying mold release agent in die casting machine |
| CN100594762C (en) * | 2006-01-05 | 2010-03-17 | 台达电子工业股份有限公司 | Automatic spraying method of wave soldering furnace scaling powder |
| CN101357356B (en) * | 2007-07-31 | 2011-02-16 | 上海华立电子工程有限公司 | Automatic sprayer and control method thereof |
| CN101254521B (en) * | 2007-08-31 | 2010-09-29 | 广州驭风旭铝铸件有限公司 | Cast form device, foundry method and method for coating cast form with paint |
| CN201291291Y (en) * | 2008-10-28 | 2009-08-19 | 中冶京诚工程技术有限公司 | Vertical and horizontal two-way rotary spraying system |
| CN101823033B (en) * | 2009-11-20 | 2012-05-23 | 重庆大学 | Method for controlling room spraying sequence of spraying system of robot |
| JP4870831B2 (en) * | 2010-06-30 | 2012-02-08 | ファナック株式会社 | Application work simulation equipment |
| JP2012245561A (en) * | 2011-05-31 | 2012-12-13 | Asahi Tec Corp | Facing method |
| CN102328034B (en) * | 2011-10-17 | 2013-05-22 | 中钢集团邢台机械轧辊有限公司 | Cold type coated sand paint coating process for casting |
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2014
- 2014-09-02 CN CN201410441614.3A patent/CN104190882B/en active Active
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