CN111037741B - Manufacturing method of assembled reinforced concrete prefabricated plate - Google Patents
Manufacturing method of assembled reinforced concrete prefabricated plate Download PDFInfo
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- CN111037741B CN111037741B CN201911354364.9A CN201911354364A CN111037741B CN 111037741 B CN111037741 B CN 111037741B CN 201911354364 A CN201911354364 A CN 201911354364A CN 111037741 B CN111037741 B CN 111037741B
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- 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
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
- B28B23/04—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members the elements being stressed
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- 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
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
- B28B23/022—Means for inserting reinforcing members into the mould or for supporting them in the mould
- B28B23/024—Supporting means
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Abstract
The invention relates to a method for manufacturing an assembled reinforced concrete prefabricated plate, which adopts a reinforced concrete prefabricated plate manufacturing device, wherein the reinforced concrete prefabricated plate manufacturing device comprises a supporting plate, a fixed connecting plate, a fixed bolt, a fixed clamping plate, a positioning mechanism and a pressing mechanism; the manufacturing method of the reinforced concrete prefabricated plate by adopting the reinforced concrete prefabricated plate manufacturing device comprises the following steps: s1, prefabricating a thin plate; s2, positioning a support plate; s3, locking the upper end of the precast slab by using the deformed steel bar; s4, manufacturing a reinforcing mesh; s5, locking the reinforcing mesh; s6, pouring the precast slab; and S7, forming a prefabricated plate. The invention can solve the problems existing when the prefabricated slab is bundled by the reinforcing mesh: the reinforcing mesh cannot form a stable structure with the deformed steel bar, so that the strength of the prefabricated slab cannot meet the requirement, and the deformed steel bar cannot be locked firmly when the reinforcing mesh is bound, so that the binding effect of the reinforcing mesh is poor, and the like.
Description
Technical Field
The invention relates to the technical field of assembly type building material processing, in particular to a method for manufacturing an assembly type reinforced concrete prefabricated plate.
Background
In the construction of the fabricated building, the prefabricated beam, plate, column, wall and other members are transported to a construction site for splicing; after the prefabricated part is transported to a construction site, the reinforced concrete can be lapped and poured to ensure the safety of the assembled house. And thus the prefabricated construction has been widely adopted.
The processing of the precast reinforced concrete slab is to manufacture a thin slab with a size corresponding to the slab size, and then bundle the reinforcing mesh on the thin slab, so that the precast concrete slab can have a certain strength, the existing steel bar bundling of the precast reinforced concrete slab generally needs a plurality of persons to cooperate, the steel bar is bent into a proper shape by a bending machine, and then the bent reinforcing mesh is bundled on the pre-placed screw-thread steel, and the problems existing when the reinforcing mesh is bundled on the precast slab are as follows:
1. the reinforcing mesh and the deformed steel bar cannot form a stable structure, so that the strength of the prefabricated slab cannot meet the requirement, and the deformed steel bar cannot be firmly locked when the reinforcing mesh is bound, so that the binding effect of the reinforcing mesh is poor;
2. synchronous going on when putting on the screw-thread steel along with the reinforcing bar net locking of reinforcing bar net to the wholeness is relatively poor when the reinforcing bar net locks on the screw-thread steel, and reinforcing bar net ties up stability lower.
Disclosure of Invention
In order to solve the problems, the invention provides a method for manufacturing prefabricated reinforced concrete plates, which adopts a device for manufacturing the prefabricated reinforced concrete plates, the device comprises two support plates, fixed connecting plates, fixing bolts, fixed clamping plates, positioning mechanisms and pressing mechanisms, the support plates are distributed on the left and right sides and are of an inverted T-shaped structure, the front side and the rear side of the lower end and the middle part of the upper end of each support plate are respectively provided with a square groove, each square groove on the support plate is internally connected with one positioning mechanism, the front side and the rear side of the middle part of each support plate are respectively provided with one pressing groove, the pressing grooves on the support plates are positioned inside the square grooves on the support plates, each pressing groove on the support plates is internally connected with one pressing mechanism, and the inner side surface of the lower end of each support plate is provided with a lower support plate, the fixing connecting plate is distributed above the middle of the lower supporting plate and is arranged on the inner side face of the middle of the supporting plate, the fixing connecting plate is connected with the middle of the fixing bolt in a thread fit mode, and the fixing clamping plate is arranged at the lower end of the fixing bolt.
The positioning mechanisms at the lower end of the supporting plate are horizontally arranged, the positioning mechanisms at the upper end of the supporting plate are vertically arranged, and the distances from the positioning mechanisms at the upper end of the supporting plate to the positioning mechanisms at the front side and the rear side of the lower end of the supporting plate are equal.
The positioning mechanism comprises a positioning sliding block, a positioning bolt, a clamping sliding column, a clamping spring and a clamping plate, the positioning sliding block is positioned in the square groove of the supporting plate, the middle part of the positioning sliding block is provided with a round hole, the side surface of the positioning sliding block is provided with a sliding body, the side wall of the square groove of the supporting plate is provided with a sliding groove matched with the sliding body on the positioning sliding block, the outer side surface of the positioning sliding block is provided with the positioning bolt through a bearing, and the middle part of the positioning bolt is connected with the side wall of the supporting plate in a threaded fit manner;
the utility model discloses a positioning slide block, including the locating slide block, the locating slide block is equipped with the clamping slide column, be connected with the screens traveller through sliding fit's mode on the inside wall of round hole on the locating slide block, install the screens board on the lateral surface of screens traveller, be provided with the screens spring on the inner lateral surface of screens traveller, the screens spring mounting is between locating slide block and screens traveller, concrete during operation, positioning mechanism can lock the position of screw-thread steel, place the screw-thread steel in the round hole of the corresponding locating slide block of position in the backup pad, positioning bolt's rotation can adjust the position of locating slide block, the subsides that the screens board can have certain dynamics under the effect of screens spring are on the screw-thread steel, make the screw-thread steel locking between the.
The manufacturing method of the reinforced concrete prefabricated plate by adopting the reinforced concrete prefabricated plate manufacturing device comprises the following steps:
s1, sheet prefabrication: firstly, a prestressed concrete thin plate is manufactured according to a drawing design, and reinforcing steel bars and connecting pieces are arranged in the thin plate;
s2, positioning of the supporting plate: after the thin plate is manufactured and completely solidified, the thin plate is placed on a forming die, a lower supporting plate is inserted into a position below the thin plate where reinforcing steel bars need to be bound, and a fixing bolt is manually screwed, so that the fixing clamping plate is matched with the lower supporting plate to lock the supporting plate at a proper position on the thin plate;
s3, locking the screw steel at the upper end of the precast slab: threaded steel with proper length and type is inserted between round holes arranged on positioning sliding blocks at the upper ends of the two supporting plates, and the threaded steel can be adjusted to proper height by rotating a positioning bolt;
s4, manufacturing a reinforcing mesh: bending the steel bars into steel bar meshes with wave-shaped structures through a steel bar bending machine, then placing two groups of steel bar meshes on the front side and the rear side of the locked thread steel, and inserting the steel bar meshes into the inner sides of the pressing mechanisms;
s5, locking the reinforcing mesh: the lower ends of the reinforcing steel bar meshes can be positioned through the abutting-pressing mechanisms, then the inner ends of the abutting-pressing mechanisms are pushed inwards, so that the upper ends of the reinforcing steel bar meshes can abut against the thread steel, then the thread steel is respectively inserted between the round holes in the positioning sliders on the front side and the rear side of the lower ends of the two supporting plates, the position of the thread steel is adjusted, and the thread steel on the lower ends of the supporting plates can abut against the outer side faces of the lower ends of the reinforcing steel bar meshes;
s6, pouring the precast slab: binding the reinforcing mesh on the deformed steel bars through steel wires, after the reinforcing mesh is bound, unscrewing the fixing bolts to unlock the fixing clamping plates on the prefabricated plate, then taking down the prefabricated reinforced concrete plate manufacturing device from the prefabricated plate, and pouring concrete in a forming die of the prefabricated plate;
s7, prefabricated plate forming: and placing the precast slabs in the forming mould in a curing chamber for curing after the precast slabs are initially solidified, and demolding the precast slabs after curing is finished, wherein the demolded precast slabs are the reinforced concrete precast slabs.
As a preferred technical scheme of the invention, the pressing mechanism comprises a pressing sliding frame, a pressing connecting plate, a pressing sliding rod, a pressing spring, a pressing positioning tooth, a pressing plate, a pushing plate and a pushing spring, the pressing sliding frame is connected with the pressing groove on the supporting plate in a sliding fit manner, the pressing sliding frame is of a Z-shaped structure, the pressing connecting plate is installed at the inner end of the pressing sliding frame, and the pressing positioning tooth is installed at the bottom of the pressing connecting plate;
the upper end of the abutting-pressing connecting plate is connected with the middle of the abutting-pressing sliding rod in a sliding fit mode, the inner end of the abutting-pressing sliding rod is provided with a pressing plate, the outer side face of the outer end of the abutting-pressing sliding rod is provided with an abutting-pressing spring, the abutting-pressing spring is installed between the abutting-pressing sliding rod and the abutting-pressing connecting plate, the inner side face of the pressing plate is provided with a pushing plate through a hinge, and a pushing spring is installed between the pushing plate and the pressing plate.
As a preferred technical scheme of the invention, the pressing spring has an extension spring with a contractive force, the outer side surface of the middle part of the pressing slide rod is provided with a telescopic tooth with a triangular structure, the telescopic tooth is attached to the outer side surface of the pressing connecting plate, the telescopic tooth on the pressing slide rod is pressed inwards to enable the pressing slide rod to move inwards, the upper end of the reinforcing mesh can be lapped on the thread steel at the upper end of the supporting plate through manual pushing force, the pushing plate can automatically turn under the connection action of the hinge, so that the pushing plate can be attached to the reinforcing mesh, and the pushing plate can be attached to the reinforcing mesh with a certain force under the action of the pressing spring to prevent the reinforcing mesh from rebounding.
In a preferred embodiment of the present invention, the number of the pressing plates is two, the pressing plates have a trapezoidal structure, the outer ends of the pressing plates are inclined outward, and the inclined arrangement of the two pressing plates can prevent the pressing plates from obstructing the binding action of the lower ends of the mesh reinforcements.
As a preferred technical scheme of the invention, a locking branched chain is arranged on the outer side surface of the pressing sliding frame; the locking branch chain comprises a locking support plate, a locking sliding column, locking teeth and a locking spring, the locking support plate is arranged on the outer side face of the pressing sliding frame, the upper end and the lower end of the locking support plate are connected with the middle of the locking sliding column in a sliding fit mode, the locking teeth are arranged at the inner end of the locking sliding column, the locking spring is arranged on the outer side face of the outer end of the locking sliding column, the locking spring is arranged between the locking sliding column and the locking support plate, and the pressing sliding frame can be driven to adjust the position by pulling the locking sliding column outwards.
As a preferred technical scheme of the invention, a row of square holes are uniformly distributed on the upper side and the lower side of each pressing groove on the supporting plate, the square holes are distributed from front to back and are arranged on the supporting plate, the inner ends of the locking teeth are positioned in the square holes in the middle of the supporting plate, and the square holes on the supporting plate are matched with the locking teeth to lock the position of the pressing mechanism.
As a preferable technical scheme of the invention, a U-shaped pull rod is connected between the outer side surfaces of the two locking sliding columns on the locking support plate, and the U-shaped pull rod can drive the locking sliding columns to synchronously move outwards.
As a preferred technical scheme, the clamping plate is of an arc-shaped structure, the rubber gasket with the groove is arranged on the outer side face of the clamping plate, the arc-shaped groove is formed in the position, corresponding to the clamping plate, on the inner side face of the positioning sliding block, and the rubber gasket with the groove on the clamping plate can increase the locking effect of the clamping plate on the deformed steel bar.
The invention has the beneficial effects that:
the prefabricated plate bundling device adopts the principle of triangular stability to bundle the reinforcing steel bars of the prefabricated plate, a triangular structure is formed between the reinforcing mesh and the deformed steel bars at the lower end of the supporting plate, and the triangular structure can be formed between the three deformed steel bars, so that the bundling stability effect of the prefabricated plate is improved;
the positioning mechanism can lock the positions of the deformed steel bars of different models, and can adjust the positions of the deformed steel bars, so that the deformed steel bars of different models are positioned, and the applicability of the positioning mechanism is improved;
and thirdly, the pressing mechanism positions the bent reinforcing mesh, so that the upper end and the lower end of the reinforcing mesh are respectively overlapped on the threaded steels at the upper end and the lower end of the supporting plate, and the reinforcing mesh and the threaded steels can be bundled to form a triangular structure, thereby improving the stability of the prefabricated plate.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic view of a first structure among the supporting plate, the positioning mechanism and the pressing mechanism of the present invention;
FIG. 4 is a schematic view of a second structure among the supporting plate, the positioning mechanism and the pressing mechanism of the present invention;
FIG. 5 is a schematic view of a third structure among the supporting plate, the positioning mechanism and the pressing mechanism of the present invention;
fig. 6 is a schematic view of the structure after the reinforcing mesh and the thread steel are positioned.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in figures 1 to 6, the prefabricated reinforced concrete slab manufacturing method adopts a prefabricated reinforced concrete slab manufacturing device which comprises two supporting plates 1, fixed connecting plates 2, fixing bolts 3, fixed clamping plates 4, positioning mechanisms 5 and pressing mechanisms 6, wherein the supporting plates 1 are distributed on the left and right sides, the supporting plates 1 are of inverted T-shaped structures, the front side and the rear side of the lower end and the middle part of the upper end of each supporting plate 1 are respectively provided with a square groove, each square groove on the supporting plates 1 is internally connected with one positioning mechanism 5, the front side and the rear side of the middle part of each supporting plate 1 are respectively provided with one pressing groove, the pressing grooves on the supporting plates 1 are positioned on the inner sides of the square grooves on the supporting plates 1, and each pressing groove on the supporting plates 1 is internally connected with one pressing mechanism 6, the lower end inner side surface of each supporting plate 1 is provided with a lower supporting plate 11, a fixing connecting plate 2 is distributed above the middle part of each lower supporting plate 11, the fixing connecting plates 2 are arranged on the middle inner side surface of each supporting plate 1, the fixing connecting plates 2 are connected with the middle parts of the fixing bolts 3 in a threaded fit mode, and the fixing clamping plates 4 are arranged on the lower ends of the fixing bolts 3.
The positioning mechanisms 5 at the lower end of the supporting plate 1 are horizontally arranged, the positioning mechanisms 5 at the upper end of the supporting plate 1 are vertically arranged, and the distances from the positioning mechanisms 5 at the upper end of the supporting plate 1 to the positioning mechanisms 5 at the front side and the rear side of the lower end of the supporting plate 1 are equal, so that the positioning mechanisms 5 can lock the deformed steel bars for different types of prefabricated plates during specific work, and the application range of the invention is enlarged.
The positioning mechanism 5 comprises a positioning slider 51, a positioning bolt 52, a clamping sliding column 53, a clamping spring 54 and a clamping plate 55, the positioning slider 51 is positioned in the square groove of the support plate 1, a round hole is formed in the middle of the positioning slider 51, a sliding body is arranged on the side surface of the positioning slider 51, a sliding groove matched with the sliding body on the positioning slider 51 is formed in the side wall of the square groove of the support plate 1, the positioning bolt 52 is installed on the outer side surface of the positioning slider 51 through a bearing, and the middle of the positioning bolt 52 is connected with the side wall of the support plate 1 in a thread fit manner;
the locating slide block 51 is connected with the locating slide column 53 in a sliding fit mode on the inner side wall of the round hole, a locating plate 55 is installed on the outer side surface of the locating slide column 53, a locating spring 54 is arranged on the outer side surface of the inner end of the locating slide column 53, the locating spring 54 is installed between the locating slide block 51 and the locating slide column 53, during specific work, the locating mechanism 5 can lock the position of the deformed steel bar, the deformed steel bar is placed in the round hole of the locating slide block 51 corresponding to the position of the supporting plate 1, the locating slide block 51 can be adjusted by rotation of the locating bolt 52, the locating plate 55 can be attached to the deformed steel bar with certain force under the action of the locating spring 54, and the deformed steel bar is locked between the locating plate 55 and the outer side surface of the round hole of the locating slide block 51.
Clamping plate 55 be the arc structure, be provided with the rubber pad in the recess on clamping plate 55's the lateral surface, the position department that corresponds clamping plate 55 on the medial surface of location slider 51 is provided with the arc recess, the rubber pad in the recess of clamping plate 55 can increase clamping plate 55 locking effect to the screw-thread steel.
The pressing mechanism 6 comprises a pressing sliding frame 61, a pressing connecting plate 62, a pressing sliding rod 63, a pressing spring 64, a pressing positioning tooth 65, a pressing plate 66, a pushing plate 67 and a pushing spring 68, the pressing sliding frame 61 is connected with the pressing groove on the supporting plate 1 in a sliding fit mode, the pressing sliding frame 61 is of a Z-shaped structure, the pressing connecting plate 62 is installed on the inner end of the pressing sliding frame 61, and the pressing positioning tooth 65 is installed on the bottom of the pressing connecting plate 62;
the upper end of the abutting-pressing connecting plate 62 is connected with the middle of the abutting-pressing sliding rod 63 in a sliding fit mode, the inner end of the abutting-pressing sliding rod 63 is provided with a pressing plate 66, the outer side face of the outer end of the abutting-pressing sliding rod 63 is provided with an abutting-pressing spring 64, the abutting-pressing spring 64 is installed between the abutting-pressing sliding rod 63 and the abutting-pressing connecting plate 62, the inner side face of the pressing plate 66 is provided with a pushing plate 67 through a hinge, a pushing spring 68 is installed between the pushing plate 67 and the pressing plate 66, during specific work, the abutting-pressing mechanism 6 carries out position positioning on the bent reinforcing mesh, the abutting-pressing connecting plate 62 is located at a proper position through moving the abutting-pressing sliding frame 61, the abutting-pressing positioning teeth 65 can push the lower end of the reinforcing mesh to the proper position, then the abutting-pressing sliding rod 63 is pushed inwards, the upper end of the reinforcing mesh can be lapped on the thread steel.
The manufacturing method of the reinforced concrete prefabricated plate by adopting the reinforced concrete prefabricated plate manufacturing device comprises the following steps:
s1, sheet prefabrication: firstly, a prestressed concrete thin plate is manufactured according to a drawing design, and reinforcing steel bars and connecting pieces are arranged in the thin plate;
s2, positioning of the support plate 1: after the thin plate is manufactured and completely solidified, the thin plate is placed on a forming die, a lower supporting plate 11 is inserted into a position below the thin plate where reinforcing steel bars need to be bound, and a fixing bolt 3 is manually screwed, so that a fixing clamping plate 4 is matched with the lower supporting plate 11 to lock a supporting plate 1 at a proper position on the thin plate;
s3, locking the screw steel at the upper end of the precast slab: threaded steel with proper length and type is inserted between round holes arranged on positioning sliders 51 at the upper ends of the two support plates 1, and the threaded steel can be adjusted to proper height by rotating positioning bolts 52;
s4, manufacturing a reinforcing mesh: bending the steel bars into steel bar meshes with wave-shaped structures through a steel bar bending machine, then placing two groups of steel bar meshes on the front side and the rear side of the locked thread steel, and inserting the steel bar meshes into the inner sides of the abutting mechanisms 6;
s5, locking the reinforcing mesh: the lower ends of the reinforcing steel bar meshes can be positioned through the abutting mechanism 6, then the inner ends of the abutting mechanism 6 are pushed inwards, so that the upper ends of the reinforcing steel bar meshes can abut against the thread steel, then the thread steel is respectively inserted between the round holes on the positioning sliders 51 on the front side and the rear side of the lower ends of the two supporting plates 1, the positions of the thread steel are adjusted, and the thread steel on the lower ends of the supporting plates 1 can abut against the outer side faces of the lower ends of the reinforcing steel bar meshes;
s6, pouring the precast slab: binding the reinforcing mesh on the deformed steel bars through steel wires, after the reinforcing mesh is bound, unscrewing the fixing bolts 3 to unlock the fixing clamping plates 4 on the prefabricated plate, then taking the prefabricated reinforced concrete plate manufacturing device off the prefabricated plate, and pouring concrete in a forming die of the prefabricated plate;
s7, prefabricated plate forming: and placing the precast slabs in the forming mould in a curing chamber for curing after the precast slabs are initially solidified, and demolding the precast slabs after curing is finished, wherein the demolded precast slabs are the reinforced concrete precast slabs.
Support and press the extension spring that spring 64 has the contractile force, support and be provided with the flexible tooth of triangle-shaped structure on the middle part lateral surface of pressing slide bar 63, and flexible tooth pastes on the lateral surface of pressing even board 62, inwards press and move the flexible tooth that supports on pressing slide bar 63, make to press slide bar 63 can inwards move, and make the upper end of reinforcing bar net can take on the screw-thread steel of backup pad 1 upper end through artificial propelling movement power, push plate 67 can turn to automatically under the connection effect of hinge, so that push plate 67 can laminate on the reinforcing bar net, push plate 67 is under the effect of supporting and pressing spring 64, the laminating that can have certain dynamics is on the reinforcing bar net, prevent that the reinforcing bar net from taking place to kick-back.
The number of the pressing plates 66 is two, the pressing plates 66 are in a trapezoidal structure, the outer ends of the pressing plates 66 are arranged in an outward inclined mode, and the two pressing plates 66 are arranged in an inclined mode to prevent the pressing plates 66 from blocking the binding action of the lower ends of the reinforcing mesh.
A locking branched chain 69 is arranged on the outer side surface of the pressing sliding frame 61; the locking branched chain 69 comprises a locking support plate 691, a locking sliding column 692, locking teeth 693 and a locking spring 694, wherein the locking support plate 691 is installed on the outer side surface of the pressing carriage 61, the upper end and the lower end of the locking support plate 691 are connected with the middle of the locking sliding column 692 in a sliding fit mode, the locking teeth 693 are installed on the inner end of the locking sliding column 692, the outer side surface of the outer end of the locking sliding column 692 is provided with the locking spring 694, the locking spring 694 is installed between the locking sliding column 692 and the locking support plate 691, and the pressing carriage 61 can be driven to adjust the position by pulling the locking sliding column 692 outwards.
A U-shaped pull rod 695 is connected between the outer side surfaces of the two locking sliding columns 692 on the locking support plate 691, and the U-shaped pull rod 695 can drive the locking sliding columns 692 to synchronously move outwards.
When the device works, firstly, the lower supporting plate 11 is inserted into the lower end of a position, needing steel bar binding, of a concrete sheet, the fixing clamping plate 4 is matched with the lower supporting plate 11 to lock the position of the supporting plate 1 by rotating the fixing bolt 3, the positioning bolt 52 is rotated to drive the positioning slide blocks 51 to move to a proper position, the clamping slide column 53 is pulled outwards, the deformed steel bar is inserted between the two positioning slide blocks 51 at the upper end of the supporting plate 1, the deformed steel bar can be locked between the clamping plate 55 and the circular holes in the positioning slide blocks 51 to lock the deformed steel bar, and then the bent corrugated reinforcing mesh is placed on the inner side of the pushing plate 67;
after the reinforcing bar net is placed, the U-shaped pull rod 695 is pulled outwards and the pressing sliding frame 61 is moved to a proper position, so that the lower end of the reinforcing bar net is dragged to a locking reinforcing bar reserved on the thin plate by the pressing positioning teeth 65 at the lower end of the pressing connecting plate 62, then the locking teeth 693 on the inner side of the locking sliding column 692 are inserted into square holes at proper positions on the supporting plate 1 by loosening the U-shaped pull rod 695, then the telescopic teeth on the pressing sliding rod 63 are pressed inwards, the pressing sliding rod 63 can move inwards, the upper end of the reinforcing bar net can be lapped on the thread steel at the upper end of the supporting plate 1 through manual pushing force, the pushing plate 67 can automatically turn under the connection action of the hinge, so that the pushing plate 67 can be attached to the reinforcing bar net, the pushing plate 67 can be attached to the reinforcing bar net with certain force under the action of the pressing spring 64, the reinforcing bar net is prevented from rebounding, and then a thread steel is respectively inserted between round holes on the positioning sliding blocks 51 at the front and back of the lower And the position of the steel bar mesh is adjusted, so that the thread steel at the lower end of the support plate 1 can be abutted against the outer side surface of the lower end of the steel bar mesh, and then the positions of the steel bar mesh corresponding to each thread steel are respectively bound through the steel wires, thereby completing the laying action of the precast slab steel bar mesh.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The manufacturing method of the prefabricated reinforced concrete board adopts the following manufacturing device of the prefabricated reinforced concrete board, and the manufacturing device of the prefabricated reinforced concrete board comprises a supporting plate (1), a fixed connecting plate (2), a fixing bolt (3), a fixed clamping plate (4), a positioning mechanism (5) and a pressing mechanism (6), and is characterized in that: the number of the supporting plates (1) is two, the supporting plates (1) are distributed left and right, the supporting plates (1) are of an inverted T-shaped structure, square grooves are formed in the front side and the rear side of the lower end and the middle of the upper end of each supporting plate (1), a positioning mechanism (5) is connected in each square groove on each supporting plate (1), pressing grooves are formed in the front side and the rear side of the middle of each supporting plate (1), the pressing grooves on the supporting plates (1) are located on the inner sides of the square grooves on the supporting plates (1), a pressing mechanism (6) is connected in each pressing groove on each supporting plate (1), a lower supporting plate (11) is arranged on the inner side of the lower end of each supporting plate (1), fixed connecting plates (2) are distributed above the middle of the lower supporting plates (11), the fixed connecting plates (2) are mounted on the inner sides of the middle of the supporting plates (1), and the fixed connecting plates (2) are connected with the middle of the fixed, the lower end of the fixed bolt (3) is provided with a fixed clamping plate (4); wherein:
the positioning mechanisms (5) at the lower end of the supporting plate (1) are horizontally arranged, the positioning mechanisms (5) at the upper end of the supporting plate (1) are vertically arranged, and the distances from the positioning mechanisms (5) at the upper end of the supporting plate (1) to the positioning mechanisms (5) at the front side and the rear side of the lower end of the supporting plate (1) are equal;
the positioning mechanism (5) comprises a positioning slide block (51), a positioning bolt (52), a positioning slide column (53), a positioning spring (54) and a positioning plate (55), the positioning slide block (51) is positioned in a square groove of the support plate (1), a round hole is formed in the middle of the positioning slide block (51), a sliding body is arranged on the side surface of the positioning slide block (51), a sliding groove matched with the sliding body on the positioning slide block (51) is formed in the side wall of the square groove of the support plate (1), the positioning bolt (52) is installed on the outer side surface of the positioning slide block (51) through a bearing, and the middle of the positioning bolt (52) is connected with the side wall of the support plate (1) in a thread fit mode;
the inner side wall of a round hole in the positioning sliding block (51) is connected with a clamping sliding column (53) in a sliding fit mode, a clamping plate (55) is installed on the outer side surface of the clamping sliding column (53), a clamping spring (54) is arranged on the outer side surface of the inner end of the clamping sliding column (53), and the clamping spring (54) is installed between the positioning sliding block (51) and the clamping sliding column (53);
the manufacturing method of the reinforced concrete prefabricated plate by adopting the reinforced concrete prefabricated plate manufacturing device comprises the following steps:
s1, sheet prefabrication: firstly, a prestressed concrete thin plate is manufactured according to a drawing design, and reinforcing steel bars and connecting pieces are arranged in the thin plate;
s2, positioning the supporting plate (1): after the thin plate is manufactured and completely solidified, the thin plate is placed on a forming die, a lower supporting plate (11) is inserted into a position below the thin plate where reinforcing steel bars need to be bound, and a fixing bolt (3) is manually screwed, so that a fixing clamping plate (4) is matched with the lower supporting plate (11) to lock the supporting plate (1) at a proper position on the thin plate;
s3, locking the screw steel at the upper end of the precast slab: threaded steel with proper length and type is inserted between round holes arranged on positioning sliding blocks (51) at the upper ends of the two supporting plates (1), and the threaded steel can be adjusted to proper height by rotating positioning bolts (52);
s4, manufacturing a reinforcing mesh: bending the steel bars into steel bar meshes with wave-shaped structures through a steel bar bending machine, then placing two groups of steel bar meshes on the front side and the rear side of the locked thread steel, and inserting the steel bar meshes into the inner sides of the pressing mechanisms (6);
s5, locking the reinforcing mesh: the lower ends of the reinforcing steel bar meshes can be positioned through the pressing mechanisms (6), then the inner ends of the pressing mechanisms (6) are pushed inwards, so that the upper ends of the reinforcing steel bar meshes can be pressed against the thread steels, then the thread steels are respectively inserted between the round holes on the positioning sliding blocks (51) on the front side and the rear side of the lower ends of the two supporting plates (1) and the positions of the thread steels are adjusted, so that the thread steels at the lower ends of the supporting plates (1) can be pressed against the outer side faces of the lower ends of the reinforcing steel bar meshes;
s6, pouring the precast slab: binding the reinforcing mesh on the deformed steel bars through steel wires, after the reinforcing mesh is bound, unlocking the fixed clamping plate (4) on the prefabricated plate by screwing the fixed bolt (3), then taking the reinforced concrete prefabricated plate manufacturing device off the prefabricated plate, and pouring concrete in a forming die of the prefabricated plate;
s7, prefabricated plate forming: and placing the precast slabs in the forming mould in a curing chamber for curing after the precast slabs are initially solidified, and demolding the precast slabs after curing is finished, wherein the demolded precast slabs are the reinforced concrete precast slabs.
2. The method for manufacturing the prefabricated assembled reinforced concrete slab as claimed in claim 1, wherein the method comprises the following steps: the pressing mechanism (6) comprises a pressing sliding frame (61), a pressing connecting plate (62), a pressing sliding rod (63), a pressing spring (64), pressing positioning teeth (65), a pressing plate (66), a pushing plate (67) and a pushing spring (68), the pressing sliding frame (61) is connected with the pressing groove in the supporting plate (1) in a sliding fit mode, the pressing sliding frame (61) is of a Z-shaped structure, the pressing connecting plate (62) is installed at the inner end of the pressing sliding frame (61), and the pressing positioning teeth (65) are installed at the bottom of the pressing connecting plate (62);
the upper end of the pressing connecting plate (62) is connected with the middle of the pressing sliding rod (63) in a sliding fit mode, a pressing plate (66) is installed at the inner end of the pressing sliding rod (63), a pressing spring (64) is arranged on the outer end outer side face of the pressing sliding rod (63), the pressing spring (64) is installed between the pressing sliding rod (63) and the pressing connecting plate (62), a pushing plate (67) is installed on the inner side face of the pressing plate (66) through a hinge, and a pushing spring (68) is installed between the pushing plate (67) and the pressing plate (66).
3. The method for manufacturing the prefabricated assembled reinforced concrete slab as claimed in claim 2, wherein the method comprises the following steps: the pressing spring (64) is provided with an extension spring with contractive force, the outer side surface of the middle part of the pressing sliding rod (63) is provided with a triangular telescopic tooth, and the telescopic tooth is attached to the outer side surface of the pressing connecting plate (62).
4. The method for manufacturing the prefabricated assembled reinforced concrete slab as claimed in claim 2, wherein the method comprises the following steps: the number of the pressing plates (66) is two, the pressing plates (66) are of a trapezoidal structure, and the outer ends of the pressing plates (66) are arranged in an outward inclined mode.
5. The method for manufacturing the prefabricated assembled reinforced concrete slab as claimed in claim 2, wherein the method comprises the following steps: a locking branched chain (69) is arranged on the outer side surface of the pressing sliding frame (61); the locking branched chain (69) comprises a locking support plate (691), a locking sliding column (692), locking teeth (693) and a locking spring (694), the locking support plate (691) is installed on the outer side face of the pressing sliding frame (61), the upper end and the lower end of the locking support plate (691) are connected with the middle of the locking sliding column (692) in a sliding fit mode, the locking teeth (693) are installed on the inner end of the locking sliding column (692), the locking spring (694) is arranged on the outer side face of the outer end of the locking sliding column (692), and the locking spring (694) is installed between the locking sliding column (692) and the locking support plate (691).
6. The method for manufacturing the prefabricated assembled reinforced concrete slab as claimed in claim 2, wherein the method comprises the following steps: backup pad (1) on every upper and lower both sides of propping the pressure tank equally divide and to have a row of square hole, the square hole is arranged backward in the past, and the square hole setting is on backup pad (1), the square hole of middle part is located backup pad (1) in the inner of locking tooth (693).
7. The method for manufacturing the prefabricated assembled reinforced concrete slab as claimed in claim 5, wherein the method comprises the following steps: and a U-shaped pull rod (695) is connected between the outer side surfaces of the two locking sliding columns (692) on the locking support plate (691).
8. The method for manufacturing the prefabricated assembled reinforced concrete slab as claimed in claim 1, wherein the method comprises the following steps: the clamping plate (55) is of an arc-shaped structure, a rubber pad with a groove is arranged on the outer side face of the clamping plate (55), and an arc-shaped groove is formed in the position, corresponding to the clamping plate (55), on the inner side face of the positioning sliding block (51).
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| EP2153959A1 (en) * | 2007-06-08 | 2010-02-17 | Navarra Intelligent Concrete System, S.L | Method for production of concrete double-wall panels |
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