CN102277962A - Method for casting concrete sample placement platform by utilizing cast steel sample placement platform - Google Patents
Method for casting concrete sample placement platform by utilizing cast steel sample placement platform Download PDFInfo
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- CN102277962A CN102277962A CN2011101128865A CN201110112886A CN102277962A CN 102277962 A CN102277962 A CN 102277962A CN 2011101128865 A CN2011101128865 A CN 2011101128865A CN 201110112886 A CN201110112886 A CN 201110112886A CN 102277962 A CN102277962 A CN 102277962A
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Abstract
The invention relates to a method for casting a concrete sample placement platform by utilizing a cast steel sample placement platform. The method comprises the following steps of: a, painting a release agent; b, manufacturing an external mold; c, distributing reinforcing bars; d, hanging the reinforcing bars; e, performing casting; and f, performing curing and de-molding. The method is characterized in that: two-layer casting is performed by utilizing the smooth surface of the conventional cast steel sample placement platform, manufacturing steps are simple, once-casting molding is realized, polishing and grinding steps are saved, the cost of casting raw materials is low, the concrete sample placement platform is rust-resistant, durable and low in cost.
Description
Technical field
The present invention relates to concrete casting field, particularly a kind of method of the concrete setting-out platform of casting.
Background technology
The working platform of blanking when the setting-out platform is machining is had relatively high expectations to its surperficial planeness.In the prior art, the setting-out platform mostly adopts cast steel to cast, it makes the required precision height, finish requires to reach ± 0.05mm, establishes 8 test points, makes the technology more complicated of this setting-out platform for common every square centimeter, will be through making operations such as die model, making sand mold, No. 20 cast irons of cast, cleaning sand, control cooling condition is arranged, and 900 ℃ of slowly coolings from pouring need 24 hours foundry goods can reach technological requirement; The nearly year of needs that not cooling condition is lowered the temperature by nature, and will be through polishing, grinding step.Cast steel setting-out platform easy-to-rust, from great, easy conductive, processing charges and freight height even adopt cancelled structure, also can only alleviate a few partly deadweight, yet cost of manufacture increase greatly.
Summary of the invention
The objective of the invention is to avoid the deficiencies in the prior art to provide a kind of production process simple, the method for utilizing cast steel setting-out platform casting concrete setting-out platform that cost is low.
For achieving the above object, the technical scheme that the present invention takes is: a kind of method of utilizing cast steel setting-out platform casting concrete setting-out platform is characterized in that comprising the steps:
A, brush interleaving agent: even scrubbing brush one deck interleaving agent on cast steel setting-out platform (6) surface, thickness is 0.05-0.1mm;
B, system external mold: establish on cast steel setting-out platform (6) four limits and to go along with sb. to guard him external mold (1) entirely, external mold (1) is fixed into a general frame, cast steel setting-out platform (6) is done the bottom surface of external mold (1), and external mold (1) highly is 150-200mm;
C, cloth reinforcing bar: two-layer reinforcing bar about the cloth in external mold (1), lower floor is auxilliary muscle (3), evenly distributes at same horizontal plane, auxilliary muscle (3) spacing is 200-380mm; The upper strata is main muscle (2), evenly distribute at same horizontal plane, main muscle (2) spacing is 150-200mm, and inciting somebody to action up and down with steel wire, two-layer reinforcing bar binding becomes a cube steel bar framework, the length of this framework is than the little 20mm of external mold (1) length, the highly little 20mm of aspect ratio external mold (1);
D, hang muscle: suspension rod (4) the vertical reinforcing bar direction of two length greater than external mold (1) width is fixed on the external mold (1), two suspension rods (4) are that axial symmetry is located on the external mold (1) with the center line of external mold (1) length direction, and the steel bar framework of c step colligation is fixedly hung on suspension rod (4) below;
E, casting: divide two-layer casting, first floor is a wearing layer, and casting thickness is 20mm ± 3mm, and the second layer is the high-grade concrete layer, adopts mechanical oscillation during casting, stops vibration to returning when starching, and the mortar slump is 1-2cm;
F, maintenance form removal: maintenance is 72 hours under 20 ℃ ± 3 ℃ conditions of temperature, i.e. collapsible die, and turning concrete plate after 28 days promptly gets concrete setting-out platform.
Described interleaving agent is mixed by silver powder and gasoline, and denseness is suitable.
Described external mold is punching block or wooden model.
Described auxilliary muscle (3) is that diameter is the reinforcing bar of 10mm～12mm, and described main muscle (2) is that diameter is the indented bars of 28mm～30mm.
Described suspension rod (4) one side down is provided with two projections (5), and projection (5) is that axial symmetry arranges that the thickness of projection (5) is 10mm with the center line of external mold (1) width.
The label of concrete is C60 in the first floor casting raw material of e step, and the quality mixture ratio of cement, sand, stone, water is 1: 1.4: 2.8: 0.5, and the quality mixture ratio of cement, sand, stainless steel grinding dust, water is 1: 1.4: 2.8 in the raw material of second layer casting: 0.5; The cement strength grade is not less than in the above-mentioned two-layer raw material
The maximum particle diameter of stone is no more than 47.5mm.
The invention has the beneficial effects as follows: utilized existing cast steel setting-out platform smooth finish surface, production process is simple, and polishing, grinding step have been saved in a cast molding, and the casting cost of material is low, the not corrosion of concrete setting-out platform, and durable, its crushing strength reaches 500Kg/cm
2, cost is low.
Description of drawings
Fig. 1 is the vertical view of the embodiment of the invention 1;
Fig. 2 is the A-A sectional view of Fig. 1;
Among the figure: the 1-external mold, 2--master's muscle, 3--assists muscle, 4--suspension rod, 5--projection, 6-cast steel setting-out platform.
The specific embodiment
Below in conjunction with accompanying drawing principle of the present invention and feature are described, institute gives an actual example and only is used to explain the present invention, is not to be used to limit scope of the present invention.
A, brush interleaving agent: silver powder and gasoline are mixed, be made into interleaving agent, denseness is suitable, and on cast steel setting-out platform 6 surfaces, THICKNESS CONTROL is at 0.05-0.1mm with the even scrubbing brush of brush;
B, system external mold: will highly also fixedly be external mold 1 for the plank of 150-200mm be trapped among along cast steel setting-out platform 6 four limits, cast steel setting-out platform 6 is done the bottom surface of external mold 1;
C, cloth reinforcing bar: two-layer reinforcing bar about the cloth in external mold 1, lower floor is auxilliary muscle 3, and adopting diameter is the reinforcing bar of 10mm～12mm, evenly distributes at same horizontal plane, and auxilliary muscle 3 spacings are 200-380mm; The upper strata is main muscle 2, the employing diameter is that the indented bars of 28mm～30mm evenly distributes at same horizontal plane, main muscle 2 spacings are 150-200mm, to up and down with steel wire, two-layer reinforcing bar binding becomes a cube steel bar framework, the length of this framework is than the little 20mm of external mold 1 length, aspect ratio external mold 1 highly little 20mm;
D, hang muscle: the suspension rod 4 vertical reinforcing bar directions of two length greater than external mold 1 width are fixed on the external mold 1, two suspension rods 4 are that axial symmetry is located on the external mold 1 with the center line of external mold 1 length direction, the steel bar framework of c step colligation is fixedly hung on suspension rod 4 belows, the projection 5 that it is 10mm that suspension rod 4 simultaneously is provided with two thickness down, projection 5 is that axial symmetry is arranged with the center line of external mold 1 width, and its effect is main muscle 2 protective layer thickness of control;
E, casting: divide two-layer casting, first floor is a wearing layer, and the label of concrete is C60 in the casting raw material, and the quality mixture ratio of cement, sand, stone, water is 1: 1.4: 2.8: 0.5, and casting thickness is 20mm ± 3mm; The quality mixture ratio of cement, sand, stainless steel grinding dust, water is 1: 1.4: 2.8 in the raw material of second layer casting: 0.5; What cement adopted in the above-mentioned two layers of material is that strength grade is
Portland cement, the maximum particle diameter of stone is no more than 47.5mm.Adopt mechanical oscillation during casting, stop vibration to returning when starching, the mortar slump is 1-2cm;
F, maintenance form removal: maintenance is 72 hours under 20 ℃ ± 3 ℃ conditions of temperature, takes down suspension rod 4, dismounting external mold turning concrete foundry goods after 1,28 day, and detecting test block compressive strength is 500Kg/cm
2, because concrete foundry goods bottom surface contact is cast steel setting-out platform, its planeness, highly polished, upset concrete foundry goods makes the bottom surface make work plane up, satisfies the requirement of making the setting-out platform.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. a method of utilizing cast steel setting-out platform casting concrete setting-out platform is characterized in that comprising the steps:
A, brush interleaving agent: even scrubbing brush one deck interleaving agent on cast steel setting-out platform (6) surface, thickness is 0.05-0.1mm;
B, system external mold: establish on cast steel setting-out platform (6) four limits and to go along with sb. to guard him external mold (1) entirely, external mold (1) is fixed into a general frame, cast steel setting-out platform (6) is done the bottom surface of external mold (1), and external mold (1) highly is 150-200mm;
C, cloth reinforcing bar: two-layer reinforcing bar about the cloth in external mold (1), lower floor is auxilliary muscle (3), evenly distributes at same horizontal plane, auxilliary muscle (3) spacing is 200-380mm; The upper strata is main muscle (2), evenly distribute at same horizontal plane, main muscle (2) spacing is 150-200mm, and inciting somebody to action up and down with steel wire, two-layer reinforcing bar binding becomes a cube steel bar framework, the length of this framework is than the little 20mm of external mold (1) length, the highly little 20mm of aspect ratio external mold (1);
D, hang muscle: suspension rod (4) the vertical reinforcing bar direction of two length greater than external mold (1) width is fixed on the external mold (1), two suspension rods (4) are that axial symmetry is located on the external mold (1) with the center line of external mold (1) length direction, and the steel bar framework of c step colligation is fixedly hung on suspension rod (4) below;
E, casting: divide two-layer casting, first floor is a wearing layer, and casting thickness is 20mm ± 3mm, and the second layer is the high-grade concrete layer, adopts mechanical oscillation during casting, stops vibration to returning when starching, and the mortar slump is 1-2cm;
F, maintenance form removal: maintenance is 72 hours under 20 ℃ ± 3 ℃ conditions of temperature, i.e. collapsible die, and turning concrete plate after 28 days promptly gets concrete setting-out platform.
2. the method for utilizing cast steel setting-out platform casting concrete setting-out platform as claimed in claim 1 is characterized in that described interleaving agent is mixed by silver powder and gasoline, and denseness is suitable.
3. the method for utilizing cast steel setting-out platform casting concrete setting-out platform as claimed in claim 1 is characterized in that described external mold is punching block or wooden model.
4. the method for utilizing cast steel setting-out platform casting concrete setting-out platform as claimed in claim 1 is characterized in that described auxilliary muscle (3) is that diameter is the reinforcing bar of 10mm～12mm, and described main muscle (2) is that diameter is the indented bars of 28mm～30mm.
5. the method for utilizing cast steel setting-out platform casting concrete setting-out platform as claimed in claim 1, it is characterized in that described suspension rod (4) simultaneously is provided with two projections (5) down, projection (5) is that axial symmetry arranges that the thickness of projection (5) is 10mm with the center line of external mold (1) width.
6. the method for utilizing cast steel setting-out platform casting concrete setting-out platform as claimed in claim 1, the label that it is characterized in that concrete in the first floor casting raw material of e step is C60, the quality mixture ratio of cement, sand, stone, water is 1: 1.4: 2.8: 0.5, and the quality mixture ratio of cement, sand, stainless steel grinding dust, water is 1: 1.4: 2.8 in the raw material of second layer casting: 0.5; The cement strength grade is not less than in the above-mentioned two-layer raw material
The maximum particle diameter of stone is no more than 47.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110112886 CN102277962B (en) | 2011-04-30 | 2011-04-30 | Method for casting concrete sample placement platform by utilizing cast steel sample placement platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110112886 CN102277962B (en) | 2011-04-30 | 2011-04-30 | Method for casting concrete sample placement platform by utilizing cast steel sample placement platform |
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| Publication Number | Publication Date |
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| CN102277962A true CN102277962A (en) | 2011-12-14 |
| CN102277962B CN102277962B (en) | 2013-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110112886 Expired - Fee Related CN102277962B (en) | 2011-04-30 | 2011-04-30 | Method for casting concrete sample placement platform by utilizing cast steel sample placement platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107378520A (en) * | 2017-09-05 | 2017-11-24 | 洛阳霍鑫机电科技有限公司 | A kind of stainless steel welded formula combined platform |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2046621A1 (en) * | 1969-09-23 | 1971-04-08 | Haller Dipl Ing Hans, Wendl, Dipl Ing Erwin Graz (Osterreich) | Ceiling from next to each other laid before manufactured ceiling elements and forms for the production of the ceiling elements and Ver drive for the production of the ceiling elements |
| US3879914A (en) * | 1969-09-23 | 1975-04-29 | Hans Haller | Method of making a platform structure |
| WO1999040275A1 (en) * | 1998-02-04 | 1999-08-12 | Garofoli - S.P.A. | Process for the execution of the foundation works of prefabricated modular housing units |
| CN2853356Y (en) * | 2005-08-18 | 2007-01-03 | 刘大康 | Production platform for building double T board |
| CN201073799Y (en) * | 2007-07-30 | 2008-06-18 | 山东深科保温板墙开发有限公司 | Steel bench for making concrete board |
| CN201232257Y (en) * | 2008-06-23 | 2009-05-06 | 华丰建设股份有限公司 | Special operation platform for cast-place construction of concrete floor type arch |
-
2011
- 2011-04-30 CN CN 201110112886 patent/CN102277962B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2046621A1 (en) * | 1969-09-23 | 1971-04-08 | Haller Dipl Ing Hans, Wendl, Dipl Ing Erwin Graz (Osterreich) | Ceiling from next to each other laid before manufactured ceiling elements and forms for the production of the ceiling elements and Ver drive for the production of the ceiling elements |
| US3879914A (en) * | 1969-09-23 | 1975-04-29 | Hans Haller | Method of making a platform structure |
| WO1999040275A1 (en) * | 1998-02-04 | 1999-08-12 | Garofoli - S.P.A. | Process for the execution of the foundation works of prefabricated modular housing units |
| CN2853356Y (en) * | 2005-08-18 | 2007-01-03 | 刘大康 | Production platform for building double T board |
| CN201073799Y (en) * | 2007-07-30 | 2008-06-18 | 山东深科保温板墙开发有限公司 | Steel bench for making concrete board |
| CN201232257Y (en) * | 2008-06-23 | 2009-05-06 | 华丰建设股份有限公司 | Special operation platform for cast-place construction of concrete floor type arch |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107378520A (en) * | 2017-09-05 | 2017-11-24 | 洛阳霍鑫机电科技有限公司 | A kind of stainless steel welded formula combined platform |
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| CN102277962B (en) | 2013-04-10 |
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Granted publication date: 20130410 Termination date: 20140430 |