CN110394884B - Prefabricated column adjustable die and prefabricated column production method - Google Patents
Prefabricated column adjustable die and prefabricated column production method Download PDFInfo
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- CN110394884B CN110394884B CN201910770200.8A CN201910770200A CN110394884B CN 110394884 B CN110394884 B CN 110394884B CN 201910770200 A CN201910770200 A CN 201910770200A CN 110394884 B CN110394884 B CN 110394884B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 24
- 239000010959 steel Substances 0.000 claims description 24
- 230000002787 reinforcement Effects 0.000 claims description 9
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000002023 wood 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
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/14—Producing shaped prefabricated articles from the material by simple casting, the material being neither forcibly fed nor positively compacted
-
- 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
-
- 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
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- 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 discloses a prefabricated column adjustable die which comprises a bottom die, a first side die, a second side die, a first end die and a second end die; the first end die and the second end die are positioned between the first side die and the second side die; the side of the first side die, which is opposite to the space, is provided with a mounting part, the mounting part is provided with a strip-shaped hole, the extending direction of the strip-shaped hole is parallel to the plane of the first end die, and the first side die is fixedly connected with the bottom die through a fastener; the first side die and the second side die comprise a flange die plate and a supporting piece positioned at the outer side of the flange die plate; the flange template is overlapped with more than two blocks in the height direction. The prefabricated column adjustable die can meet the production requirements of prefabricated columns with different sizes, and the length, width and thickness of the prefabricated columns can be adjusted. Meanwhile, the second side die is hinged with the bottom die, so that the production efficiency is improved, and the demolding difficulty is reduced.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a prefabricated column adjustable die and a prefabricated column production method.
Background
At present, the mould for producing precast columns is complex in structure and large in weight, and the moulds of corresponding specifications are required to be customized for precast columns of different sizes, the precast column sizes adopted by each construction project are different, the mould is low in utilization rate due to poor universality, the mould cost is high, resources are wasted, a special warehouse is needed to store the moulds with low utilization rate, and management and storage costs are increased.
Disclosure of Invention
In order to improve the universality and the utilization rate of the die, the invention provides a prefabricated column adjustable die, and the specific technical scheme is as follows.
The prefabricated column adjustable die is characterized by comprising a bottom die, a first side die, a second side die, a first end die and a second end die, wherein the first side die, the second side die, the first end die and the second end die enclose a space for pouring a prefabricated column; the first side die and the second side die are arranged on the bottom die, and the first end die and the second end die are positioned between the first side die and the second side die; the side of the first side die, which is opposite to the space, is provided with a mounting part, the mounting part is provided with a strip-shaped hole, the first side die is connected with the bottom die through a fastener, and the fastener penetrates through the strip-shaped hole of the mounting part; preferably, the extending direction of the strip-shaped hole is parallel to the plane of the first end die.
The horizontal production of the prefabricated column can be realized by adopting the prefabricated column adjustable die (namely, the length direction of the prefabricated column is parallel to the bottom die/ground during production), the first side die is an adjustable side die, under the condition that a fastener is unscrewed, the first side die can be adjusted along the extending direction of the strip-shaped hole, and when the distance between the first side die and the second side die reaches a set target, the fastener is screwed, so that the first side die is fixed on the bottom die, the first end die and the second end die can be clamped and fixed by the first side die and the second side die, or the first end die and the second end die are fixed on the bottom die through the fastener, and therefore, the prefabricated column production with different widths is adapted by adjusting the distance between the first side die and the second side die; the spacing between the first end form and the second end form may be adjusted as necessary to accommodate the length of the preform column. The second side die can be movably connected with the bottom die, or is connected with the bottom die in a fixed mode of the first side die or other fixed modes. The fastener may be a screw.
Preferably, the lower end of the second side die is hinged with the bottom die, and the second side die can be overturned relative to the bottom die. When the prefabricated column with uniform side length is produced, after the prefabricated column is poured, the first side die can be kept still, and the second side die is turned over, so that demolding operation can be realized, and the convenience of operation is improved.
Further, the first side die and the second side die comprise a flange die plate and a supporting piece positioned on the outer side of the flange die plate, and the height of the supporting piece is larger than that of the flange die plate; the support piece is provided with more than two support pieces at intervals along the length direction of the first side die or the second side die; preferably, a U-shaped groove is formed in the top of the supporting piece. The support piece provides sufficient intensity support for the flange template, and moreover, the U type groove that support piece top set up can be used for installing the counter-pulling screw rod, and the interval between counter-pulling screw rod with first side form and the second side form is restricted, prevents when pouring the concrete, and the positional relationship of first side form and second side form changes, guarantees the dimensional accuracy and the production security of precast column. Wherein, the installation department is fixed connection with flange template and/or support piece.
Further, the flange templates are overlapped with more than two in the height direction, and the flange templates on the lowest flange template are detachably connected with the supporting piece; the height of the supporting piece is larger than the total height of the overlapped all the flange templates. By adopting the mode, the production requirements of prefabricated columns with different thicknesses (vertical heights of the prefabricated columns in horizontal production) can be met, the lowest flange template can be welded with the supporting piece or can be detachably fixed, the flange template above the lower flange template is selected according to specific requirements, only one flange template can be arranged when the thickness of the prefabricated column is smaller, and only more than two flange templates can be arranged when the thickness of the prefabricated column is larger. Wherein, the detachable connection mode comprises but is not limited to the bolt connection.
Preferably, the support member is a channel steel. The installation part also adopts channel steel. The channel steel is convenient to obtain materials, low in cost and small in processing difficulty.
Further, a first through hole for the longitudinal reinforcing steel bar of the prefabricated column to pass through is formed in the second end die; the bottom die is detachably provided with a steel bar positioning baffle plate, and the steel bar positioning baffle plate is provided with a second through hole or a groove for positioning the end part of the longitudinal steel bar of the prefabricated column.
Based on the same inventive concept, the invention also relates to a production method of the prefabricated column, which adopts the prefabricated column adjustable die and mainly comprises the following steps:
1) Manufacturing a reinforcement cage of the prefabricated column, enabling longitudinal reinforcement bars of the prefabricated column to pass through the first through hole of the second end die, and placing the reinforcement cage on the bottom die;
2) Determining the distance between the first end die and the second end die according to the length of the prefabricated column;
3) Determining the mounting position of the first side die according to the width of the prefabricated column, and fixing the first side die on the bottom die, so that the distance between the first side die and the second side die is equal to the width of the prefabricated column, the first end die and the second end die are fixed between the first side die and the second side die, and the distance between the first end die and the second end die is equal to the length of the prefabricated column;
4) The top ends of the first side die and the second side die are fixed through opposite-pulling screws;
5) Pouring concrete to form a prefabricated column;
6) And turning over the second side mold after maintenance, and taking out the prefabricated column.
Further, the step 3) is preceded by the following steps: and determining the height and the number of the flange templates according to the thickness of the prefabricated column, and connecting the flange templates with the supporting piece.
Further, the step 1) further comprises the following steps: and positioning the longitudinal steel bar end of the prefabricated column in a second through hole or a groove of the steel bar positioning baffle.
The prefabricated column adjustable die can meet the production requirements of prefabricated columns with different sizes, and the length, width and thickness of the prefabricated columns can be adjusted. Meanwhile, the second side die is hinged with the bottom die, so that the second side die can be assembled and turned over to be opened conveniently and quickly, the production efficiency is improved, and the demolding difficulty is reduced. The invention is beneficial to saving the cost of the mould, improving the utilization rate of the mould, reducing the labor intensity of workers and promoting the industrialized development of building assembly.
Drawings
FIG. 1 is a schematic perspective view of a preform column adjustable mold of the present invention;
FIG. 2 is a side view of a preform column adjustable mold of the present invention (without a flange template superimposed);
FIG. 3 is a side view of a preform column adjustable mold of the present invention (superimposed over a flange template);
FIG. 4 is a schematic side mold adjustment of the prefabricated pillar adjustable mold of the present invention;
fig. 5 is a top view (not shown) of the prefabricated pillar adjusting die according to the present invention.
In the figure: the first side die 1, the mounting part 11, the flange template 12, the supporting piece 13, the strip-shaped hole 111, the second side die 2, the first end die 3, the second end die 4, the first through hole 41, the bottom die 5, the fastening piece 6, the opposite-pulling screw rod 7, the steel bar positioning baffle 8 and the second through hole 81.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings.
Referring to fig. 1-5, a prefabricated column adjustable die comprises a bottom die 5, a first side die 1, a second side die 2, a first end die 3 and a second end die 4, wherein the first side die 1, the second side die 2, the first end die 3 and the second end die 4 enclose a space for pouring a prefabricated column. The first side die 1 and the second side die 2 are arranged on the bottom die 5, and the first end die 3 and the second end die
4 is positioned between the first side die 1 and the second side die 2; a mounting part 11 is arranged on one side (the outer side) of the first side die 1, which is opposite to the space, the mounting part 11 is provided with a strip-shaped hole 111, the extending direction of the strip-shaped hole 111 is parallel to the plane of the first end die 3, the first side die 1 is connected with the bottom die 5 through a fastening piece 6, and the fastening piece 6 penetrates through the strip-shaped hole 111 of the mounting part 11; the fastening piece can be a screw rod, and the bottom die is provided with a screw hole; the second end mould 4 is provided with a first through hole 41 for the longitudinal reinforcing steel bar of the prefabricated column to pass through, the relative positions of the first end mould 3 and the second end mould 4 and the first side mould 1 and the second side mould 2 can be adjusted according to actual needs, and the first end mould 3 and the second end mould 4 can be clamped between the first side mould 1 and the second side mould 2 and fixed, and can also be fixed on the bottom mould 5 through a fastener.
As shown in fig. 1 and 4, the lower end of the second side mold 2 is hinged to the bottom mold 5, the second side mold 2 can be turned over relative to the bottom mold 5, when prefabricated columns with uniform width are produced, after pouring of the prefabricated columns is completed, the first side mold 1 can be kept still, and the second side mold 2 can be turned over, so that demolding operation can be realized, and convenience in operation is improved.
As shown in fig. 1-3, the first side mold 1 and the second side mold 2 both comprise a flange template 12 and a supporting piece 13 positioned at the outer side of the flange template 12, the height of the supporting piece 13 is larger than that of the flange template 12, and a U-shaped groove is formed in the top of the supporting piece 13; the support pieces 13 are arranged at intervals along the length direction of the first side die 1 or the second side die 2; more than two flange templates 12 are overlapped in the height direction, and the flange templates 12 on the lowest flange template 12 are detachably connected with the supporting piece 13; the height of the support 13 is greater than the total height of the entire flange form 12 after stacking. Wherein, the detachable connection can be carried out by adopting the conventional modes such as bolt connection or clamping and the like; the lowermost flange form 12 is preferably fixedly connected to the support 13, the lowermost flange form 12 has a height L1, the height L1 is required to produce a concrete precast column of minimum thickness, other thickness dimensions of the concrete precast column are achieved by superimposing the flange form 12 on the lowermost flange form 12, the required thickness dimensions are achieved by combining the thicknesses l=l1+l2 of the concrete precast column producible by the combination. The flange template can adopt a steel mould, and can also adopt a wood mould or other material type templates, so that the mould cost is reduced.
The support piece 13 provides enough intensity support for the flange template 12, and moreover, the U type groove that support piece 13 top set up can be used for installing to drawing screw rod 7, and to drawing screw rod 7 limits the interval between first side form 1 and the second side form 2, prevents when pouring the concrete, and the positional relationship of first side form 1 and second side form 2 changes, guarantees the dimensional accuracy and the production security of precast column. As shown in fig. 1, the support 13 is a channel, preferably a channel structure forming a tripod, and the mounting portion 11 is a channel. The channel steel is convenient to obtain materials, low in cost and small in processing difficulty. As shown in fig. 1, the mounting portion 11 is fixedly connected to the lowermost flange 12, but those skilled in the art may also fixedly connect the mounting portion 11 to the support 13.
As shown in fig. 1, the bottom die 5 is detachably provided with a steel bar positioning baffle 8, and the steel bar positioning baffle 8 is provided with a second through hole or a groove for positioning the end part of the longitudinal steel bar of the prefabricated column. The adoption of the steel bar positioning baffle plate 8 can ensure that the arrangement of the longitudinal steel bars of the prefabricated column meets the design requirement of the prefabricated column, and is convenient for the butt joint of the longitudinal steel bars and the grouting sleeve.
The production method of the prefabricated column adopting the prefabricated column adjustable die mainly comprises the following steps:
1) Manufacturing a reinforcement cage (not shown) of the prefabricated column, enabling longitudinal reinforcement bars of the prefabricated column to pass through the first through holes 41 of the second end mould 4, and placing the reinforcement cage on the bottom mould 5;
2) Determining the distance between the first end mould 3 and the second end mould 4 according to the length of the prefabricated column;
3) Determining the mounting position of the first side die 1 according to the width of the prefabricated column, and fixing the first side die 1 on the bottom die 5 so that the distance between the first side die 1 and the second side die 2 is equal to the width of the prefabricated column, and fixing the first end die 3 and the second end die 4 between the first side die 1 and the second side die 2 and the distance between the first end die 3 and the second end die 4 is equal to the length of the prefabricated column;
4) The top ends of the first side die 1 and the second side die 2 are fixed through a counter-pulling screw rod 7;
5) Pouring concrete to form a prefabricated column;
6) And turning over the second side die 2 after maintenance, and taking out the prefabricated column.
Preferably, step 3) is preceded by the further step of: the height and number of the bank templates 12 are determined according to the thickness of the prefabricated pillars, and the bank templates 12 are connected with the supporting members 13.
Preferably, step 1) further comprises the steps of: the longitudinal rebar ends of the pre-fabricated posts are positioned within the second through holes 81 or grooves of the rebar positioning baffle 8.
The embodiments of the present invention have been described above with reference to the accompanying drawings, and the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict. The present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those of ordinary skill in the art without departing from the spirit of the invention and the scope of the appended claims, which are all within the scope of the invention.
Claims (7)
1. The prefabricated column adjustable die is characterized by comprising a bottom die, a first side die, a second side die, a first end die and a second end die, wherein the first side die, the second side die, the first end die and the second end die enclose a space for pouring a prefabricated column; the first side die and the second side die are arranged on the bottom die, and the first end die and the second end die are positioned between the first side die and the second side die; the side of the first side die, which is opposite to the space, is provided with a mounting part, the mounting part is provided with a strip-shaped hole, the first side die is connected with the bottom die through a fastener, and the fastener penetrates through the strip-shaped hole of the mounting part;
the lower end of the second side die is hinged with the bottom die, and the second side die can be overturned relative to the bottom die;
the first side die and the second side die comprise a flange die plate and supporting pieces positioned on the outer side of the flange die plate, the height of each supporting piece is larger than that of the flange die plate, and more than two supporting pieces are arranged at intervals along the length direction of the first side die or the second side die; the top of the supporting piece is provided with a U-shaped groove;
more than two flange templates are overlapped in the height direction, and the flange templates on the lowest flange template are detachably connected with the supporting piece; the height of the supporting piece is larger than the total height of the overlapped all the flange templates.
2. A prefabricated column adjustable die according to claim 1, wherein the support member is a channel steel; the installation part adopts channel steel.
3. A prefabricated pillar adjustable die according to claim 1, wherein the extending direction of the strip-shaped hole is parallel to the plane of the first end die.
4. The adjustable die for the prefabricated column according to claim 1, wherein the second end die is provided with a first through hole for a longitudinal reinforcing steel bar of the prefabricated column to pass through; the bottom die is detachably provided with a steel bar positioning baffle plate, and the steel bar positioning baffle plate is provided with a second through hole or a groove for positioning the end part of the longitudinal steel bar of the prefabricated column.
5. A method for producing a prefabricated column using the prefabricated column adjustable die set according to any one of claims 1 to 4, comprising the steps of:
1) Manufacturing a reinforcement cage of the prefabricated column, enabling longitudinal reinforcement bars of the prefabricated column to pass through the first through hole of the second end die, and placing the reinforcement cage on the bottom die;
2) Determining the distance between the first end die and the second end die according to the length of the prefabricated column;
3) Determining the mounting position of the first side die according to the width of the prefabricated column, and fixing the first side die on the bottom die, so that the distance between the first side die and the second side die is equal to the width of the prefabricated column, the first end die and the second end die are fixed between the first side die and the second side die, and the distance between the first end die and the second end die is equal to the length of the prefabricated column;
4) The top ends of the first side die and the second side die are fixed through opposite-pulling screws;
5) Pouring concrete to form a prefabricated column;
6) And turning over the second side mold after maintenance, and taking out the prefabricated column.
6. The method for producing a prefabricated column according to claim 5, wherein the step 3) is preceded by the steps of: and determining the height and the number of the flange templates according to the thickness of the prefabricated column, and connecting the flange templates with the supporting piece.
7. The method for producing a prefabricated column according to claim 5, wherein the step 1) further comprises the steps of: and positioning the longitudinal steel bar end of the prefabricated column in a second through hole or a groove of the steel bar positioning baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910770200.8A CN110394884B (en) | 2019-08-20 | 2019-08-20 | Prefabricated column adjustable die and prefabricated column production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910770200.8A CN110394884B (en) | 2019-08-20 | 2019-08-20 | Prefabricated column adjustable die and prefabricated column production method |
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| CN110394884A CN110394884A (en) | 2019-11-01 |
| CN110394884B true CN110394884B (en) | 2024-01-30 |
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