CN102303359B - Heating furnace upright post cofferdam internal mold and making method thereof - Google Patents
Heating furnace upright post cofferdam internal mold and making method thereof Download PDFInfo
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- CN102303359B CN102303359B CN2011101396286A CN201110139628A CN102303359B CN 102303359 B CN102303359 B CN 102303359B CN 2011101396286 A CN2011101396286 A CN 2011101396286A CN 201110139628 A CN201110139628 A CN 201110139628A CN 102303359 B CN102303359 B CN 102303359B
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- internal mold
- cofferdam internal
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title abstract description 13
- 238000005520 cutting process Methods 0.000 claims abstract description 5
- 238000002360 preparation method Methods 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 229920006248 expandable polystyrene Polymers 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 229910001120 nichrome Inorganic materials 0.000 claims description 3
- 239000004794 expanded polystyrene Substances 0.000 abstract description 8
- 238000010276 construction Methods 0.000 description 10
- 238000004080 punching Methods 0.000 description 7
- 239000000047 product Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000012467 final product Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 239000004604 Blowing Agent Substances 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention discloses a heating furnace upright post cofferdam internal mold. The cofferdam internal mold is axially provided with a through hole through which a movable upright post passes, and the cofferdam internal mold comprises a pair of cofferdam internal mold members in a size which is half of the cofferdam internal mold. The cofferdam internal mold is characterized in that: the cofferdam internal mold members are made of expanded polystyrene. A making method of the heating furnace upright post cofferdam internal mold comprises the following steps of: 1) making a pair of sample plates in a size which is half of the section of the cofferdam internal mold; 2) making an expanded polystyrene board into a preformed block, the height of which is equal to that of the cofferdam internal mold and the section of which is greater than or equal to half of the section of the cofferdam internal mold; and 3) tidily putting the pair of sample plates made in the step 1) on two sections of the preformed block in parallel, cutting the preformed block along the outlines of the pair of sample plates to obtain the cofferdam internal mold members in a size which is half of the cofferdam internal mold, and thus forming the heating furnace upright post cofferdam internal mold by using the pair of cofferdam internal mold members. The cofferdam internal mold is convenient and fast for supporting, simple in making and low in cost.
Description
Technical field
The invention belongs to mould applications, be specifically related to a kind of heating furnace upright post cofferdam internal mold and preparation method thereof.
Background technology
In the walking beam furnace construction, every active column bottom all needs to install cofferdam internal mold, and its quality installed will directly have influence on the movement travel of active column.The cofferdam internal mold used at present is divided into punching block and wooden model.
Punching block is respectively the steel module composition of cofferdam internal mold 1/2nd by a pair of size, because the thickness of punching block is 55mm, and the gap of active column and embankment inwall is only 60mm, so " U " type buckle of locating common punching block connection use at this can't be installed, a pair of steel module can only be connected with bolt.And can cause construction progress slow with the bolt connection.Usually, install a set of like this cofferdam internal mold and need two people's coordinative constructions, approximately 40 minutes used time; And while removing punching block, need chain block to lift punching block, not only easily cause the punching block local deformation, and can the finished product of building be caused damage, the time of form removal also needs 40 minutes to one hour.
Wooden model adopts building template to make usually, and thickness is 16mm, is divided into two semicolumns and two blocks of side plates that are connected two semicolumns, and on side plate, the nail plank is reinforced, two outsourcing iron sheet reinforcings of semicolumn.Installing wooden model needs two people's co-operatings equally, and the used time is about 20 minutes.Connect because this structure is not easy to bolt, so the intensity of wooden model is little, usually occur in use procedure that the finished product of building has the problems such as gap sideslip of faulting of slab ends, active column and embankment inwall; While removing wooden model, for the energy Reusability, can carry out a little in advance dismantling operation, the time can affect the quality of building finished product too early, and the time is excessively late, can only destructively remove, and wooden model has just become a large amount of construction rubbish after abolishing.After cofferdam internal mold is removed, once there be construction rubbish to fall into the water sealed tank of embankment bottom, will increase a large amount of cleanings in follow-up construction heating furnace furnace roof, affect the whole construction period.
Summary of the invention
Technical problem to be solved by this invention just is to provide a kind of heating furnace upright post cofferdam internal mold and preparation method thereof, makes installing of cofferdam internal mold convenient, fast, and cofferdam internal mold self making is simple, with low cost.
For solving the problems of the technologies described above, a kind of heating furnace upright post cofferdam internal mold provided by the invention, have vertically through hole, be used for through active column, it comprises the cofferdam internal mold member that a pair of size is cofferdam internal mold 1/2nd, and its special feature is: the material of described cofferdam internal mold member is expanded polystyrene (EPS).
In technique scheme, the splicing line of described a pair of cofferdam internal mold member on the cofferdam internal mold cross section is that the cofferdam internal mold cross section is along the center line on length or width.
In technique scheme, described through hole is circular hole, and the diameter of circular hole equals the external diameter of active column.
The preparation method of a kind of heating furnace upright post cofferdam internal mold provided by the invention, comprise the steps:
1) make the model that a pair of size is cofferdam internal mold cross section 1/2nd;
2) make with foamed polystyrene board the prefabricated section that height equates with the cofferdam internal mold height, cross section is more than or equal to cofferdam internal mold cross section 1/2nd;
3) a pair of model of step 1) being made is parallel and be placed in alignedly on two cross sections of prefabricated section, outline along a pair of model is cut prefabricated section, obtaining size is the cofferdam internal mold member of cofferdam internal mold 1/2nd, and a pair of cofferdam internal mold member forms the heating furnace upright post cofferdam internal mold.
In the described step 3) of technique scheme, that along the outline of a pair of model, prefabricated section is cut is operating as: with vertical with a pair of model respectively electric furnace heating wire, be close to a pair of model, energising, outline along a pair of model promotes electric furnace heating wire, until the cross section of the prefabricated section after cutting is identical with a pair of model.
Further, described electric furnace heating wire is the nichrome electric furnace heating wire.
In the described step 1) of technique scheme, the iron plate that a pair of model is thickness 1mm.
In technique scheme, described cofferdam internal mold cross section 1/2nd is cut apart the cofferdam internal mold cross section by the cofferdam internal mold cross section along the center line on length or width and is formed.
Cofferdam internal mold of the present invention, when installing, only need encase active column with a pair of cofferdam internal mold member, with wide adhesive tape, tightly wrap, and the good seal splicing seams gets final product, and disposable use, can make the finished product of building that sufficient time maintenance is arranged; While needing to remove, expanded polystyrene (EPS) is met fire and can be melted, and its dismounting time is almost nil, and can not retain construction rubbish after the expanded polystyrene (EPS) vaporization; The through hole of this cofferdam internal mold is circular hole, fills up whole embankment before dismounting, also can prevent that other construction rubbish from falling into the water sealed tank of embankment bottom.
Preparation method of the present invention be take foamed polystyrene board as raw material, and not only cost is low, and available electric furnace heating wire heating excision forming, and technique is simple, save time.
The accompanying drawing explanation
The structural representation that Fig. 1 is cofferdam internal mold in the present invention.
The machining sketch chart that Fig. 2 is cofferdam internal mold member in the present invention.
The partial structurtes schematic diagram that Fig. 3 is active column and embankment place in walking beam furnace.
In figure: 1,3-model, 2-cofferdam internal mold member, 2 '-prefabricated section, 4-electric furnace heating wire, 5-fixedly water beams, 6-vertical columns, 7-movable water beam, 8-active column, 9-embankment.
The specific embodiment
Below in conjunction with accompanying drawing, specific embodiments of the invention are described in further detail.
As shown in Figure 1, heating furnace upright post cofferdam internal mold of the present invention has manhole vertically, and the diameter of circular hole equals the external diameter of active column 8, can just pass active column 8, and it comprises the cofferdam internal mold member 2 that a pair of size is cofferdam internal mold 1/2nd.The splicing line of a pair of cofferdam internal mold member 2 on the cofferdam internal mold cross section is the center line that go up along its length in the cofferdam internal mold cross section, and its material is expanded polystyrene (EPS).
As shown in Figure 3, install this cofferdam internal mold and the operation of being poured into a mould is roughly: two cofferdam internal mold members 2 that process are encased to active column 8, with wide adhesive tape, a pair of cofferdam internal mold member 2 is tightly wrapped, and the good seal splicing seams.Before building, the plank that will equal embankment 9 wall thickness is inserted in the both sides of cofferdam internal mold, and cofferdam internal mold top with wooden support firmly, to prevent cofferdam internal mold floating and distortion in casting process.In casting process, evenly blanking, and will on the plank of cofferdam internal mold both sides, carry and getting final product lentamente.
This cofferdam internal mold, when removing, heats and gets final product, and can not produce construction rubbish after the expanded polystyrene (EPS) vaporization residual.
The method of as shown in Figure 2, making above-mentioned heating furnace upright post cofferdam internal mold is:
1) make with the iron plate of thickness 1mm the model 1,3 that a pair of size is cofferdam internal mold cross section 1/2nd.Here, the center line that cofferdam internal mold cross section 1/2nd is gone up by the cofferdam internal mold cross section is along its length cut apart the cofferdam internal mold cross section and is formed;
2) make with foamed polystyrene board the prefabricated section 2 ' that height equates with the cofferdam internal mold height, cross section is more than or equal to cofferdam internal mold cross section 1/2nd.Foamed polystyrene board is by the expandable polystyrene bead that contains the volatile liquid blowing agent, the white solid with fine hole-closing structure of hot briquetting in mould after heating pre-sending out;
3) a pair of model 1,3 of step 1) being made is parallel and be placed in alignedly on two cross sections of prefabricated section 2 ', be close to a pair of model 1,3 with vertical with a pair of model 1,3 respectively electric furnace heating wire 4, energising, outline along a pair of model 1,3 promotes electric furnace heating wire 4, until the cross section of the prefabricated section 2 ' after cutting is identical with a pair of model 1,3, obtaining size is the cofferdam internal mold member 2 of cofferdam internal mold 1/2nd, and a pair of cofferdam internal mold member 2 forms the heating furnace upright post cofferdam internal mold.In said process, due to model 1, the 3 marginal existence burrs of making, so promote in the process of electric furnace heating wire 4, a pair of model 1,3 and prefabricated section 2 ' can not produce relative sliding.
The electric furnace heating wire 4 that this embodiment is used is the nichrome electric furnace heating wire, the transformer of external 36V safe voltage.
Core of the present invention is to adopt expanded polystyrene (EPS) to make the heating furnace upright post cofferdam internal mold; so that installing of cofferdam internal mold is convenient, fast, effective; the making of cofferdam internal mold itself is simple, with low cost, so its protection domain is not limited to above-described embodiment.Obviously, those skilled in the art can carry out various changes and distortion and not depart from the scope of the present invention and spirit the present invention, such as: the splicing line of a pair of cofferdam internal mold member 2 on the cofferdam internal mold cross section also can be the center line on the broad ways of cofferdam internal mold cross section etc.; The shape of through holes of cofferdam internal mold is not limited to equal the circular hole of active column 8 external diameters, as long as can pass active column 8; Cutting to prefabricated section 2 ' also is not limited to electric furnace heating wire 4 heating etc.If these changes and distortion belong in the scope of the claims in the present invention and equivalent technologies thereof, the present invention also is intended to comprise these changes and is out of shape interior.
Claims (6)
1. the preparation method of a heating furnace upright post cofferdam internal mold, is characterized in that, it comprises the steps:
1) make the model (1,3) that a pair of size is cofferdam internal mold cross section 1/2nd;
2) make with foamed polystyrene board the prefabricated section (2 ') that height equates with the cofferdam internal mold height, cross section is more than or equal to cofferdam internal mold cross section 1/2nd;
3) a pair of model (1,3) of step 1) being made is parallel and be placed in alignedly on two cross sections of prefabricated section (2 '), outline along a pair of model (1,3) is cut prefabricated section (2 '), obtaining size is the cofferdam internal mold member (2) of cofferdam internal mold 1/2nd, and a pair of cofferdam internal mold member (2) forms the heating furnace upright post cofferdam internal mold.
2. the preparation method of heating furnace upright post cofferdam internal mold according to claim 1, it is characterized in that: in described step 3), that along the outline of a pair of model (1,3), prefabricated section (2 ') is cut is operating as: with vertical with a pair of model (1,3) respectively electric furnace heating wire (4), be close to a pair of model (1,3), energising, outline along a pair of model (1,3) promotes electric furnace heating wire (4), until the cross section of the prefabricated section (2 ') after cutting is identical with a pair of model (1,3).
3. the preparation method of heating furnace upright post cofferdam internal mold according to claim 2, it is characterized in that: described electric furnace heating wire (4) is the nichrome electric furnace heating wire.
4. according to the preparation method of the described heating furnace upright post cofferdam internal mold of arbitrary claim in claims 1 to 3, it is characterized in that: in described step 1), a pair of model (1,3) is the iron plate of thickness 1mm.
5. according to the preparation method of the described heating furnace upright post cofferdam internal mold of arbitrary claim in claims 1 to 3, it is characterized in that: described cofferdam internal mold cross section 1/2nd is cut apart the cofferdam internal mold cross section by the cofferdam internal mold cross section along the center line on length or width and is formed.
6. the preparation method of heating furnace upright post cofferdam internal mold according to claim 4, it is characterized in that: described cofferdam internal mold cross section 1/2nd is cut apart the cofferdam internal mold cross section by the cofferdam internal mold cross section along the center line on length or width and is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101396286A CN102303359B (en) | 2011-05-27 | 2011-05-27 | Heating furnace upright post cofferdam internal mold and making method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101396286A CN102303359B (en) | 2011-05-27 | 2011-05-27 | Heating furnace upright post cofferdam internal mold and making method thereof |
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| Publication Number | Publication Date |
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| CN102303359A CN102303359A (en) | 2012-01-04 |
| CN102303359B true CN102303359B (en) | 2013-12-11 |
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| CN2011101396286A Expired - Fee Related CN102303359B (en) | 2011-05-27 | 2011-05-27 | Heating furnace upright post cofferdam internal mold and making method thereof |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104827551B (en) * | 2015-05-27 | 2017-06-09 | 中国一冶集团有限公司 | Easy-disassembling-assembling heating furnace upright post cofferdam internal mold and its operating method |
| CN108555541B (en) * | 2018-04-24 | 2021-01-05 | 大连中车集装箱有限公司 | Shape cutting process for raw materials of octahedral arc-shaped end socket of tank container of railway intermodal vehicle |
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| CN1935494A (en) * | 2006-10-18 | 2007-03-28 | 张凤臣 | Method for preparing special packaging material and plate using waste EPS foam plastics |
| CN200958898Y (en) * | 2006-09-22 | 2007-10-10 | 中国第一冶金建设有限责任公司 | Light assembled mould for binding support beam |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US7165374B2 (en) * | 2004-02-13 | 2007-01-23 | Viken Ohanesian | Wall system and method |
| CN1861291A (en) * | 2006-06-08 | 2006-11-15 | 李金良 | Vanish mould for casting polystyrene foam |
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- 2011-05-27 CN CN2011101396286A patent/CN102303359B/en not_active Expired - Fee Related
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|---|---|---|---|---|
| US7484708B1 (en) * | 2005-11-15 | 2009-02-03 | Jessee Allen W | Mold assembly for the production of concrete blocks |
| CN200958898Y (en) * | 2006-09-22 | 2007-10-10 | 中国第一冶金建设有限责任公司 | Light assembled mould for binding support beam |
| CN1935494A (en) * | 2006-10-18 | 2007-03-28 | 张凤臣 | Method for preparing special packaging material and plate using waste EPS foam plastics |
| CN101185550A (en) * | 2006-11-17 | 2008-05-28 | 顺旺现代包装材料（上海）有限公司 | Seat and preparation method |
| CN201456191U (en) * | 2009-07-25 | 2010-05-12 | 山西太钢不锈钢股份有限公司 | Casting die of upright post for conveying plate blanks in heating furnace |
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| CN102303359A (en) | 2012-01-04 |
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