CN115431396B - Casting method of precast beam with adjustable reinforcement - Google Patents
Casting method of precast beam with adjustable reinforcement Download PDFInfo
- Publication number
- CN115431396B CN115431396B CN202211272901.7A CN202211272901A CN115431396B CN 115431396 B CN115431396 B CN 115431396B CN 202211272901 A CN202211272901 A CN 202211272901A CN 115431396 B CN115431396 B CN 115431396B
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- CN
- China
- Prior art keywords
- die
- bottom die
- dies
- precast beam
- cushion layer
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- 238000005266 casting Methods 0.000 title claims abstract description 10
- 238000000034 method Methods 0.000 title claims abstract description 10
- 230000002787 reinforcement Effects 0.000 title claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 27
- 239000010959 steel Substances 0.000 claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 claims abstract description 21
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 14
- 239000002023 wood Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 238000005520 cutting process Methods 0.000 abstract description 2
- 238000004080 punching Methods 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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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
-
- 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
-
- 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
- B28B7/22—Moulds for making units for prefabricated buildings, i.e. units each comprising an important section of at least two limiting planes of a room or space, e.g. cells; Moulds for making prefabricated stair units
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
The invention discloses a casting method of a precast beam with adjustable rib, which comprises the following steps: step one, manufacturing a precast beam pouring die; the precast beam pouring die comprises two side dies, two end dies, a bottom die and a supporting cushion layer, wherein the two side dies are fixed through pull rods, the two end dies are arranged between the two side dies, the bottom die is arranged between the side dies and the bottom die and clamped through the side dies, the end dies and the bottom die form a pouring cavity, the supporting cushion layer is arranged at the lower part of the bottom die and used for supporting the bottom die, and a reserved hole for reserved reinforcing steel bars to pass through is formed in the bottom die; step two, installing a precast beam pouring die; step three, steel bars are put into a mould; and fourthly, reserving reinforcement bars for binding. The invention can adjust the height of the bottom die according to production requirements, meet the requirements of different lengths of the ribs at the bottom of the precast beam, and can realize the recycling of the die by cutting and punching the bottom die according to the component design drawing, thereby saving the production cost.
Description
Technical Field
The invention belongs to the technical field of machining equipment manufacturing, and particularly relates to a casting method of a precast beam with adjustable rib.
Background
In engineering project construction, a cast-in-situ lower hanging or decorating part is required to be cast on the bottom of the precast beam on site according to the requirements of a design drawing, and site reinforcing steel bars cannot be connected with reinforcing steel bars in the precast beam in the binding process, so that the cast-in-situ part and the precast part are connected with each other, and potential safety hazards are caused. In order to meet the problem of cast-in-place connection, reinforcing steel bars are reserved at the bottom of the precast beam, and then reinforcing steel bar welding is carried out, so that the connection safety of cast-in-place and precast parts is ensured. In order to meet the requirement of manufacturing the component, holes are required to be punched on the bottom die, and different bottom dies are required to be manufactured according to different positions of the holes of the reinforcing steel bars at the bottom of the precast beam, so that the manufacturing time and the manufacturing cost of the precast beam of the type are increased.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a pouring method of a precast beam with adjustable rib, aiming at the problems that when reinforcing steel bars at different positions and in different numbers are required to be reserved at the bottom of the precast beam, a bottom die corresponding to the precast beam needs to be manufactured, the steel die has high cost and slow manufacture, the bottom die adopts a wood die structure, when the rib-discharging requirements of different bottom dies are met, the manufacturing cost of manufacturing different wood dies is low, the wood die is more convenient to assemble and disassemble, and the difficult problem of complex production of the component structure is solved.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the invention provides a casting method of a precast beam with adjustable rib, which comprises the following steps:
Step one, manufacturing a precast beam pouring die; the precast beam pouring die comprises two side dies, two end dies, a bottom die and a supporting cushion layer, wherein the two side dies are fixed through pull rods, the two end dies are arranged between the two side dies, the bottom die is arranged between the side dies and the bottom die and clamped through the side dies, the end dies and the bottom die form a pouring cavity, the supporting cushion layer is arranged at the lower part of the bottom die and used for supporting the bottom die, and a reserved hole for reserved reinforcing steel bars to pass through is formed in the bottom die;
Step two, installing a precast beam pouring die; selecting a supporting cushion layer with a corresponding height according to the length of the precast beam, placing the supporting cushion layer on the ground, placing a bottom die on the supporting cushion layer, clamping the bottom die by two side dies, fixing the two side dies through pull rods, abutting the end dies against the side dies and the bottom die, and fixing the end dies with the side dies;
step three, steel bars are put into a mould; when the steel bar is put into the mould, the mounting position of the embedded part is confirmed to be accurate;
Step four, reserving reinforcement bars for binding; and inserting reserved steel bars according to the reserved holes on the bottom die, and enabling one ends of the reserved steel bars to contact the ground through the reserved holes to complete subsequent steel bar binding.
In the first step, the tie rod is mounted on the top of the side mold.
In the first step, the side mold and the end mold are made of steel materials, and the bottom mold is made of wood.
In the second step, the position of the reserved hole on the bottom die is avoided when the supporting cushion layer is arranged.
As an optimal technical scheme, the supporting cushion layer is a square wood cushion layer.
In the second step, the end mold is fixedly connected with the side mold through bolts.
In the second step, the bottom of the supporting cushion layer is flush with the bottoms of the side mold and the end mold.
Compared with the prior art, the invention has the following technical effects:
(1) The invention can adjust the height of the bottom die according to production requirements, meet the requirements of different lengths of the ribs at the bottom of the precast beam, and can realize the recycling of the die by cutting and punching the bottom die according to the component design drawing, thereby saving the production cost.
(2) The invention can solve the problems that when the member with the steel bar reserved at the bottom is produced, the bottom die is required to be perforated and the structural design has difficulties.
(3) The invention not only meets the requirement that the bottom of the precast beam needs to be reserved with the steel bars, but also can adjust the height of the cushion layer according to the requirement of the component design drawing to meet the requirement of different lengths of the reserved steel bars, solves the problem of the duplication of the mould structure, improves the production efficiency and ensures the precision of the component size.
(4) The invention improves the die universal rate and reduces the die manufacturing cost; the bottom die is a wood die, and holes are punched on the wood die according to the reserved positions and the number requirements of the steel bars in the component design drawing, so that the operation is simple and the die cost is greatly reduced compared with a steel die; the wood die can be cut or punched in a plurality of holes for producing components with other sizes according to the design drawing, so that the die universal rate is improved, the die production is accelerated, the component production efficiency is improved, and the die production cost is reduced.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a precast beam casting mold of the present invention.
Fig. 2 is an internal perspective view of a precast beam casting mold of the present invention.
Fig. 3 is a front cross-sectional view of a precast beam casting mold of the present invention.
Fig. 4 is a schematic structural view of a bottom die in the precast beam casting die of the present invention.
Fig. 5 is a schematic structural view of a precast beam member of the present invention.
Wherein, the reference numerals specifically explain as follows: the support cushion layer 1, the bottom die 2, the reserved holes 3, the side dies 4, the end dies 5, the pull rods 6 and the reserved steel bars 7.
Detailed Description
In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
The embodiment provides a precast beam pouring method with adjustable rib, which comprises the following steps:
Step one, manufacturing a precast beam pouring die; the precast beam pouring die comprises two side dies 4, two end dies 5, a bottom die 2 and a supporting cushion layer 1, wherein the two side dies 4 are fixed through a pull rod 6, the two end dies 5 are arranged between the two side dies 4, the bottom die 2 is arranged between the side dies 4 and is clamped through the side dies 4, the end dies 5 and the bottom die 2 form a pouring cavity, the supporting cushion layer 1 is arranged at the lower part of the bottom die 2 and used for supporting the bottom die 2, and a reserved hole 3 for reserved reinforcing steel bars 7 to pass through is formed in the bottom die 2. The side die 4 and the end die 5 are made of steel materials, the bottom die 2 is made of wood dies, the die bottom die 2 is made of wood dies, the reserved steel bars 7 are required to be reserved at the bottom of the precast beam according to the component drawing, and holes are punched in the bottom die 2.
Step two, installing a precast beam pouring die; according to the length of precast beam select the supporting cushion 1 of corresponding height, place supporting cushion 1 subaerial, place die block 2 on supporting cushion 1, two side forms 4 will by both sides die block 2 is cliied, and two side forms 4 are fixed through pull rod 6, and pull rod 6 installs in the top of side form 4. The end mold 5 abuts against the side mold 4 and the bottom mold 2, and the end mold 5 and the side mold 4 are fixed by bolts. The bottom of the supporting cushion layer 1 is flush with the bottoms of the side die 4 and the end die 5. The support cushion layer 1 under the bottom die 2 avoids the preformed holes 3, the support cushion layer 1 is a square timber cushion layer, the bottom die 2 forms a height difference with the ground because the support cushion layer 1, the reserved reinforcing steel bars 7 are reserved outside the die through the preformed holes 3, the height of the support cushion layer 1 determines the reserved length of the reserved reinforcing steel bars 7, and the height of the support cushion layer 1 can be adjusted according to the design requirement of the components to meet the length requirement of the reserved reinforcing steel bars 7.
Step three, steel bars are put into a mould; when the steel bar is put into the mould, the mounting position of the embedded part is confirmed to be accurate;
Step four, reserving reinforcing steel bars 7 for binding; the reserved steel bars 7 are inserted according to the reserved holes 3 on the bottom die 2, one ends of the reserved steel bars 7 are contacted with the ground through the reserved holes 3, and subsequent steel bar binding is completed.
While the foregoing embodiments have been described in detail and with reference to the present invention, it will be apparent to one skilled in the art that modifications and improvements can be made based on the disclosure without departing from the spirit and scope of the invention.
Claims (2)
1. The pouring method of the precast beam with adjustable rib outlet is characterized by comprising the following steps of:
Step one, manufacturing a precast beam pouring die; the precast beam pouring die comprises two side dies, two end dies, a bottom die and a supporting cushion layer, wherein the two side dies are fixed through pull rods, the pull rods are installed at the tops of the side dies, the two end dies are arranged between the two side dies, the bottom die is arranged between the side dies and the bottom die and is clamped through the side dies, the end dies and the bottom die form a pouring cavity, the supporting cushion layer is arranged at the lower part of the bottom die and is used for supporting the bottom die, and a preformed hole for reserved reinforcing steel bars to pass through is formed in the bottom die; the side die and the end die are made of steel materials, and the bottom die is made of wood dies;
Step two, installing a precast beam pouring die; selecting a supporting cushion layer with a corresponding height according to the length of a precast beam, placing the supporting cushion layer on the ground, placing a bottom die on the supporting cushion layer, wherein the supporting cushion layer is a square timber cushion layer, when the supporting cushion layer is arranged, avoiding the position of a reserved hole on the bottom die, clamping the bottom die by two side dies by two sides, fixing the two side dies through pull rods, enabling an end die to abut against the side dies and the bottom die, and fixing the end die with the side dies; the bottom of the supporting cushion layer is flush with the bottoms of the side die and the end die;
step three, steel bars are put into a mould; when the steel bar is put into the mould, the mounting position of the embedded part is confirmed to be accurate;
Step four, reserving reinforcement bars for binding; and inserting reserved steel bars according to the reserved holes on the bottom die, and enabling one ends of the reserved steel bars to contact the ground through the reserved holes to complete subsequent steel bar binding.
2. The casting method of the precast beam with adjustable rib discharging as claimed in claim 1, wherein in the second step, the end mold is fixedly connected with the side mold through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211272901.7A CN115431396B (en) | 2022-10-18 | 2022-10-18 | Casting method of precast beam with adjustable reinforcement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211272901.7A CN115431396B (en) | 2022-10-18 | 2022-10-18 | Casting method of precast beam with adjustable reinforcement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115431396A CN115431396A (en) | 2022-12-06 |
| CN115431396B true CN115431396B (en) | 2024-05-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211272901.7A Active CN115431396B (en) | 2022-10-18 | 2022-10-18 | Casting method of precast beam with adjustable reinforcement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115431396B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107398985A (en) * | 2017-08-21 | 2017-11-28 | 长沙远大住宅工业集团股份有限公司 | The production equipment and production method of a kind of precast beam |
| CN211250565U (en) * | 2019-09-16 | 2020-08-14 | 浙江中天建筑产业化有限公司 | Pouring die for beam |
| CN215055310U (en) * | 2021-05-29 | 2021-12-07 | 浙江诸暨政通水泥预制构件有限公司 | Adjustable steel column mold |
-
2022
- 2022-10-18 CN CN202211272901.7A patent/CN115431396B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107398985A (en) * | 2017-08-21 | 2017-11-28 | 长沙远大住宅工业集团股份有限公司 | The production equipment and production method of a kind of precast beam |
| CN211250565U (en) * | 2019-09-16 | 2020-08-14 | 浙江中天建筑产业化有限公司 | Pouring die for beam |
| CN215055310U (en) * | 2021-05-29 | 2021-12-07 | 浙江诸暨政通水泥预制构件有限公司 | Adjustable steel column mold |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115431396A (en) | 2022-12-06 |
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