CN108544644B - Prefabrication mechanism device and method for concrete slab - Google Patents
Prefabrication mechanism device and method for concrete slab Download PDFInfo
- Publication number
- CN108544644B CN108544644B CN201810283693.8A CN201810283693A CN108544644B CN 108544644 B CN108544644 B CN 108544644B CN 201810283693 A CN201810283693 A CN 201810283693A CN 108544644 B CN108544644 B CN 108544644B
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- China
- Prior art keywords
- plates
- plate
- mold
- concrete slab
- mould
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000009417 prefabrication Methods 0.000 title abstract description 8
- 238000005192 partition Methods 0.000 claims description 35
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000004568 cement Substances 0.000 claims description 2
- 230000009191 jumping Effects 0.000 claims description 2
- 239000002002 slurry Substances 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000002262 irrigation Effects 0.000 description 3
- 238000003973 irrigation Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/24—Unitary mould structures with a plurality of moulding spaces, e.g. moulds divided into multiple moulding spaces by integratable partitions, mould part structures providing a number of moulding spaces in mutual co-operation
- B28B7/241—Detachable assemblies of mould parts providing only in mutual co-operation a number of complete moulding spaces
- B28B7/243—Detachable assemblies of mould parts providing only in mutual co-operation a number of complete moulding spaces for making plates, panels or similar sheet- or disc-shaped objects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/08—Producing shaped prefabricated articles from the material by vibrating or jolting
- B28B1/087—Producing shaped prefabricated articles from the material by vibrating or jolting by means acting on the mould ; Fixation thereof to the mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0002—Auxiliary parts or elements of the mould
- B28B7/0014—Fastening means for mould parts, e.g. for attaching mould walls on mould tables; Mould clamps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/02—Moulds with adjustable parts specially for modifying at will the dimensions or form of the moulded article
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Moulds, Cores, Or Mandrels (AREA)
Abstract
The invention relates to a prefabrication mechanism device and method for concrete slabs. The technical proposal is as follows: the bottom of base is equipped with the vibration landing leg, is equipped with the vibrator in the vibration landing leg, is equipped with the mould bottom plate on the upper portion of base, is equipped with the mould curb plate in the left and right sides of mould bottom plate, is equipped with the fastening axle between the mould curb plate of left and right sides, is equipped with the mould switch door in the front and back both sides of mould bottom plate, mould curb plate and mould switch door are fixed through opening and shutting knot, have evenly placed the control panel on the bottom plate, place the baffle between adjacent control panel, have placed two fixed grip blocks on the upper portion of baffle. The beneficial effects of the invention are as follows: the mould can simultaneously produce a plurality of concrete plates, the concrete plates are vertically placed, the occupied space is small, the prefabrication quantity of the concrete plates is large, the efficiency is high, time and labor are saved, and the two sides of the concrete plates produced by the mould are clean surfaces, so that workers do not need to distinguish rough surfaces and clean surfaces.
Description
Technical Field
The invention relates to a concrete slab prefabricating device and method, in particular to a concrete slab prefabricating machine and method.
Background
The precast slab of concrete slab is widely used in the irrigation canals and ditches, and the required quantity is more, the precast machine of current concrete slab adopts a mould to produce a concrete slab, and the concrete slab is kept flat, occupation space is big, production quantity is few, production efficiency is slow, because the quantity used in the irrigation canals and ditches is more, a large amount of time is required, a large amount of moulds are required to produce required concrete slab, waste labor force, the output is few, and the concrete slab that current mould produced one side be the frosted, one side is the clean face, when using in the irrigation canals and ditches, need distinguish frosted and clean face, because use the frosted face to soak easily, the density is low, fragile, when the use face of concrete slab is the frosted face, need turn over the concrete slab, avoid the drawback of using the frosted face.
Disclosure of Invention
The invention aims at overcoming the defects in the prior art, and provides a prefabrication mechanism device and method for concrete slabs, wherein one mould can simultaneously produce a plurality of concrete slabs, the concrete slabs are vertically placed, the occupied space is small, the prefabrication quantity of the concrete slabs is large, the efficiency is high, and the time and the labor are saved.
The technical proposal is as follows: including base, vibration landing leg, mould bottom plate, mould curb plate, mould switch door, control panel, baffle, fixed grip block, be equipped with the vibration landing leg in the bottom of base, be equipped with the vibrator in the vibration landing leg, be equipped with the mould bottom plate on the upper portion of base, be equipped with the mould curb plate in the left and right sides's mould curb plate, be equipped with the fastening axle between the mould curb plate of left and right sides, both sides are equipped with the mould switch door around the mould bottom plate, mould curb plate and mould switch door are fixed through opening and shutting, have evenly placed the control panel on the bottom plate, place the baffle between adjacent control panel, have placed two fixed grip blocks on the upper portion of baffle.
Preferably, a plurality of clamping blocks are installed on the fixed clamping plate through fixing bolts, the clamping blocks are uniformly distributed, the width of each clamping block is consistent with the thickness of the concrete slab, and the partition plate is clamped between the two clamping blocks.
Preferably, the width of the control plate is consistent with the thickness of the concrete slab, and the width of the control plate is consistent with the width of the clamping block.
Preferably, the height of the spacer corresponds to the height of the concrete slab and the length of the spacer corresponds to the length of the concrete slab.
Preferably, the die side plate and the die switch door are fixed by nuts through bolts penetrating through the opening and closing buckles.
Preferably, the fastening shaft comprises a connecting plate, a screw and a fixing nut, wherein the connecting plate is welded at the top of the die side plate, the connecting plate on the left die side plate is provided with the screw, and the screw penetrates through the connecting plate on the right die side plate and is fixed through the fixing nut.
The invention relates to a use method of a precast machine device for concrete slabs, which comprises the following steps:
the mold side plates (4) are buckled through opening and closing, the control plates (6) are uniformly placed on the mold bottom plate (3), the partition plates (7) are placed between the adjacent control plates (6), the tops of the partition plates (7) are clamped by the fixed clamping plates (8), the partition plates are clamped between the two clamping blocks, the vertical and front-back jumping of the partition plates during vibration is prevented, then the mold opening and closing doors are buckled through opening and closing, the mold side plates (4) are fixed through nuts by the fastening shaft, cement slurry is filled into gaps between the partition plates (7) in the mold, the vibrators of the vibrating support legs are started to vibrate, the fixed clamping plates are taken out after vibration is finished, and a plurality of concrete plates are prefabricated by tools.
The partition plates (7) can be arranged in longitudinal sequence, so that concrete slab precast slabs with uniform size can be produced, or can be arranged at intervals transversely, according to different requirements of the concrete slab precast slabs, the concrete slab precast slabs with larger size can be produced through the transverse arrangement, and gaps with different sizes can be formed through the partition plates at intervals, so that concrete slab precast slabs with different sizes can be produced for the same time.
The beneficial effects of the invention are as follows: the invention can simultaneously produce a plurality of concrete plates, the concrete plates are vertically placed, the occupied space is small, the prefabrication quantity of the concrete plates is large, the efficiency is high, time and labor are saved, the two sides of the concrete plates produced by the mould are clean surfaces, workers do not need to distinguish the rough surface and the clean surface, the problem that the concrete plates need to be turned over when the using surface of the concrete plates is the rough surface is avoided, the labor intensity of the workers is reduced, the time is saved, the device controls the thickness of the concrete plates through a control plate, the height and the width of the concrete plates are controlled through a partition plate, the partition plate is clamped through the fixed clamping plate, and the shaking of the partition plate is avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic structural view of the control board;
FIG. 3 is a schematic view of the structure of the fixed clamping plate;
FIG. 4 is a schematic view of the structure of a concrete slab;
FIG. 5 is a schematic view of the structure of the fastening shaft;
fig. 6 is a schematic structural view of embodiment 2 of the present invention;
in the figure: base 1, vibration landing leg 2, mould bottom plate 3, mould curb plate 4, mould switch door 5, control panel 6, baffle 7, fixed grip block 8, open and shut knot 9, fastening axle 10, grip block 11, concrete slab 12, connecting plate 10.1, screw rod 10.2, fixation nut 10.3.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
The invention relates to a precast mechanism device for concrete slabs, which comprises a base 1, vibration supporting legs 2, a mold bottom plate 3, mold side plates 4, mold switch doors 5, control plates 6, a partition plate 7 and fixed clamping plates 8, wherein the bottom of the base 1 is provided with the vibration supporting legs 2, vibrators are arranged in the vibration supporting legs 2, the upper part of the base 1 is provided with the mold bottom plate 3, the left side and the right side of the mold bottom plate 3 are provided with the mold side plates 4, fastening shafts 10 are arranged between the mold side plates 4 at the left side and the right side, the front side and the rear side of the mold bottom plate 3 are provided with the mold switch doors 5, the mold side plates 4 and the mold switch doors 5 are fixed through opening and closing buckles 9, the control plates 6 are uniformly arranged on the bottom plate 3, the partition plate 7 is arranged between the adjacent control plates 6, and two fixed clamping plates 8 are arranged on the upper part of the partition plate 7.
Wherein, install a plurality of grip blocks 11 through fixing bolt on fixed grip block 8, grip block 11 evenly distributed, the width of grip block 11 is unanimous with the thickness of concrete slab 12, and baffle 7 centre gripping is between two grip blocks 11, through fixed grip block centre gripping baffle, avoids the baffle to rock.
The width of the control plate 6 corresponds to the thickness of the concrete slab 12, the width of the control plate 6 corresponds to the width of the clamp block, and the thickness of the concrete slab is controlled by the control plate.
The height of the diaphragm 7 corresponds to the height of the concrete slab 12, the length of the diaphragm 7 corresponds to the length of the concrete slab 12, and the height and width of the concrete slab are controlled by the diaphragm.
The mold side plate 4 and the mold opening and closing door 5 are fixed by nuts through bolts penetrating through the opening and closing buckles 9, so that the mold side plate is opened and closed.
Also, the fastening shaft 10 includes a connecting plate 10.1, a screw rod 10.2, and a fixing nut 10.3, the connecting plate 10.1 is welded on the top of the mold side plate 4, the connecting plate 10.1 on the left mold side plate 4 is provided with a screw rod 10.2, the screw rod 10.2 passes through the connecting plate 10.1 on the right mold side plate 4 and is fixed by the fixing nut 10.3, and the fixing between the mold side plates is realized by the fastening shaft, so that the left and right shaking of the partition plate can be avoided.
The invention relates to a use method of a precast machine device for concrete slabs, which comprises the following steps:
the mould curb plate is buckled through opening and shutting, the control panel has evenly been placed on the mould bottom plate, place the baffle between adjacent control panel, fixed grip block centre gripping is passed through at the top of baffle, the baffle centre gripping is between two grip blocks, the upper and lower of baffle when preventing the vibration, the front and back beat, then open and shut the door with the mould and detain on through opening and shutting, the fastening axle passes through the nut with the mould curb plate fixed, grout in the mould, then open the vibrator of vibration landing leg, make its vibration, after the vibration finishes, take out fixed grip block, trowell with the instrument, make the polylith concrete slab in advance simultaneously, high efficiency, fast, and both sides are the absolute.
The partition boards can be longitudinally arranged in sequence, and concrete slab precast slabs with uniform sizes can be produced.
The invention can simultaneously produce a plurality of concrete plates, the concrete plates are vertically placed, the occupied space is small, the prefabrication quantity of the concrete plates is large, the efficiency is high, time and labor are saved, the two sides of the concrete plates produced by the mould are clean surfaces, workers do not need to distinguish the rough surface and the clean surface, the problem that the concrete plates need to be turned over when the using surface of the concrete plates is the rough surface is avoided, the labor intensity of the workers is reduced, the time is saved, the device controls the thickness of the concrete plates through a control plate, the height and the width of the concrete plates are controlled through a partition plate, the partition plate is clamped through the fixed clamping plate, and the shaking of the partition plate is avoided.
Example 2 referring to fig. 6, the present invention is different from example 1 in that: according to the invention, the partition plates are arranged at intervals transversely, the fixed clamping plates 8 are correspondingly changed in direction to fix the partition plates, for example, the partition plates are arranged in a cross shape and are divided into four chambers, according to different requirements of the size of the concrete plate precast plates, the concrete plate precast plates with larger sizes can be produced through the transverse arrangement, and the chambers with different sizes can be separated through the partition plates, so that the concrete plate precast plates with different sizes can be produced at the same time, the production is more flexible, the requirements of different customers can be met, and the purpose of production according to the requirements is realized.
The above description is of the preferred embodiments of the present invention, and any person skilled in the art may modify the present invention or make modifications to the present invention with the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present invention falls within the scope of the protection claimed by the present invention.
Claims (6)
1. A precast mechanism device for concrete slabs, which is characterized in that: the novel vibrating support comprises a base (1), vibrating support legs (2), a mold bottom plate (3), mold side plates (4), mold opening and closing doors (5), control plates (6), partition plates (7) and fixed clamping plates (8), wherein the vibrating support legs (2) are arranged at the bottom of the base (1), vibrators are arranged in the vibrating support legs (2), the mold bottom plate (3) are arranged on the upper portion of the base (1), mold side plates (4) are arranged on the left side and the right side of the mold bottom plate (3), fastening shafts (10) are arranged between the mold side plates (4) on the left side and the right side, the mold opening and closing doors (5) are arranged on the front side and the rear side of the mold bottom plate (3), the mold side plates (4) and the mold opening and closing doors (5) are fixed through opening and closing buckles (9), the control plates (6) are uniformly arranged on the bottom plate (3), the partition plates (7) are arranged between the adjacent control plates (6), and two fixed clamping plates (8) are arranged on the upper portion of the partition plates (7).
A plurality of clamping blocks (11) are arranged on the fixed clamping plate (8) through fixing bolts, the clamping blocks (11) are uniformly distributed, the width of each clamping block (11) is consistent with the thickness of a concrete slab (12), and the partition plate (7) is clamped between the two clamping blocks (11);
the width of the control plate (6) is consistent with the thickness of the concrete slab (12), and the width of the control plate (6) is consistent with the width of the clamping block.
2. A precast mechanism for concrete slab according to claim 1, characterized in that: the height of the partition plate (7) is consistent with the height of the concrete slab (12), and the length of the partition plate (7) is consistent with the length of the concrete slab (12).
3. A precast mechanism for concrete slab according to claim 1, characterized in that: the die side plate (4) and the die switch door (5) are fixed by nuts through bolts penetrating through the opening and closing buckles (9).
4. A precast mechanism for concrete slab according to claim 1, characterized in that: the fastening shaft (10) comprises a connecting plate (10.1), a screw rod (10.2) and a fixing nut (10.3), wherein the connecting plate (10.1) is welded at the top of the die side plate (4), the screw rod (10.2) is arranged on the connecting plate (10.1) on the left die side plate (4), and the screw rod (10.2) penetrates through the connecting plate (10.1) on the right die side plate (4) to be fixed through the fixing nut (10.3).
5. A method of using a precast mechanism for a concrete slab as defined in any one of claims 1 to 4, comprising the steps of:
the mold side plates (4) are buckled through opening and closing, the control plates (6) are uniformly placed on the mold bottom plate (3), the partition plates (7) are placed between the adjacent control plates (6), the tops of the partition plates (7) are clamped by the fixed clamping plates (8), the partition plates are clamped between the two clamping blocks, the vertical and front-back jumping of the partition plates during vibration is prevented, then the mold opening and closing doors are buckled through opening and closing, the mold side plates (4) are fixed through nuts by the fastening shaft, cement slurry is filled into gaps between the partition plates (7) in the mold, the vibrators of the vibrating support legs are started to vibrate, the fixed clamping plates are taken out after vibration is finished, and a plurality of concrete plates are prefabricated by tools.
6. The method of using the precast mechanism apparatus for concrete slab according to claim 5, characterized in that: the partition plates (7) can be arranged in longitudinal sequence or transversely at intervals.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810283693.8A CN108544644B (en) | 2018-04-02 | 2018-04-02 | Prefabrication mechanism device and method for concrete slab |
Applications Claiming Priority (1)
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CN201810283693.8A CN108544644B (en) | 2018-04-02 | 2018-04-02 | Prefabrication mechanism device and method for concrete slab |
Publications (2)
Publication Number | Publication Date |
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CN108544644A CN108544644A (en) | 2018-09-18 |
CN108544644B true CN108544644B (en) | 2023-11-28 |
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CN201810283693.8A Active CN108544644B (en) | 2018-04-02 | 2018-04-02 | Prefabrication mechanism device and method for concrete slab |
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EP3988269B1 (en) * | 2019-06-20 | 2024-08-28 | Giken Ltd. | Method and device for producing concrete pile |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103171036A (en) * | 2013-03-13 | 2013-06-26 | 仇心金 | Self-insulation concrete composite building block mold and using method thereof |
CN104827550A (en) * | 2015-05-13 | 2015-08-12 | 中南大学 | Precracking rebar concrete sample molding die and sample molding method |
CN204914132U (en) * | 2015-06-16 | 2015-12-30 | 亚士创能科技(上海)股份有限公司 | Concrete die's vibrating device |
KR20170036868A (en) * | 2015-09-18 | 2017-04-03 | 현대건설주식회사 | System And Method For Concrete Composition Using Mobile Vibrator |
CN106985260A (en) * | 2017-04-12 | 2017-07-28 | 王景亮 | A kind of adjustable exhaust uptake manufactures equipment |
CN207027811U (en) * | 2017-02-22 | 2018-02-23 | 北京城建九秋实混凝土有限公司 | A kind of concrete vibrating stand |
CN208020456U (en) * | 2018-04-02 | 2018-10-30 | 王景亮 | A kind of prefabricated mechanism of concrete slab |
-
2018
- 2018-04-02 CN CN201810283693.8A patent/CN108544644B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103171036A (en) * | 2013-03-13 | 2013-06-26 | 仇心金 | Self-insulation concrete composite building block mold and using method thereof |
CN104827550A (en) * | 2015-05-13 | 2015-08-12 | 中南大学 | Precracking rebar concrete sample molding die and sample molding method |
CN204914132U (en) * | 2015-06-16 | 2015-12-30 | 亚士创能科技(上海)股份有限公司 | Concrete die's vibrating device |
KR20170036868A (en) * | 2015-09-18 | 2017-04-03 | 현대건설주식회사 | System And Method For Concrete Composition Using Mobile Vibrator |
CN207027811U (en) * | 2017-02-22 | 2018-02-23 | 北京城建九秋实混凝土有限公司 | A kind of concrete vibrating stand |
CN106985260A (en) * | 2017-04-12 | 2017-07-28 | 王景亮 | A kind of adjustable exhaust uptake manufactures equipment |
CN208020456U (en) * | 2018-04-02 | 2018-10-30 | 王景亮 | A kind of prefabricated mechanism of concrete slab |
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