CN106914973A - Based on mold system for improving precast stair production efficiency and preparation method thereof - Google Patents
Based on mold system for improving precast stair production efficiency and preparation method thereof Download PDFInfo
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- CN106914973A CN106914973A CN201710159073.9A CN201710159073A CN106914973A CN 106914973 A CN106914973 A CN 106914973A CN 201710159073 A CN201710159073 A CN 201710159073A CN 106914973 A CN106914973 A CN 106914973A
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- side form
- bed die
- mould
- production efficiency
- stair
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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
- 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
- B28B7/225—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 for making stairs or stair units comprising more than one step
Abstract
The invention discloses a kind of based on mold system for improving precast stair production efficiency and preparation method thereof, including two groups of side forms that can be relatively moved, bed die is provided between the side form, and bed die is connected with two groups of side forms simultaneously, bed die can be moved along with two groups of parallel directions of side form, and the moving direction of bed die is vertical with side form moving direction, two groups of end moulds are installed on bed die, side form is arranged between the mould of end, and end mould is connected with side form and bed die simultaneously, end mould, composition stair chamber between side form and bed die.The system and method by the cooperations for covering bed dies and a set of side form more, in producing region centralized system for stair, then it is lifted between floor and installs and uses, improves precast stair production efficiency, and the quality of stair is guaranteed, reduces the later stage and remove the probability for occurring.
Description
Technical field
The present invention relates to one kind building manufacturing equipment, and in particular to based on the mold system for improving precast stair production efficiency
And preparation method thereof.
Background technology
As the component of floor gap vertical transportation in building.For the traffic connection between floor and when the discrepancy in elevation is larger
System.Stair are also set in the multilayer and skyscraper of elevator, autostairs as main vertical transportation means is provided with.High level is built
Escape is used when building although with elevator as main vertical transportation instrument, but still retaining stair for fire.Stair are by even
Continue the compositions such as bench (being run also known as ladder), platform (half space) and the fender member of step.The minimum and at the highest level of stair is stepped on
Floor projection distance between step is ladder length, and total a height of ladder of step is high.
Stair can be divided into straight stair, double race stair and run stair more by bench.The flat shape of bench has straight line, folding
It is line and curve.Straight stair is the simplest, is suitable for the relatively low building of floor height；Double race stair are most commonly seen, there is double race directly
It is upper, double to run tortuous, double races doubling (parallel) etc., it is adaptable to common civil buildings and industrial building；Three-quarter-turn stair has three-bend, fourth
Word formula, separating-closing type etc., are used for public building；Cantilever stair is made up of a pair parallel ladders of double races in opposite direction, or by one
To overlap each other and disconnected single flight directly go up ladder composition, section in intersect scissor, can simultaneously pass through the more stream of people
And save space；Spiral shell saw is supported on central post with winder, though walking owes comfortable, save space, it is adaptable to
The stream of people is less, uses place infrequently；Circular, semicircle, curved stairs, is supported by curved beam or bent plate, is marked time slightly in sector,
Fancy is various, vivid shapes, is imbued with dicoration, it is adaptable to public building.
Stair are divided to common stair and the extraordinary major class of stair two.Common stair include reinforced concrete stairs, steel stair and wood
Stair etc., wherein reinforced concrete stairs have the advantages that at aspects such as the rigidity of structure, fire resisting, cost, construction, moulding it is more,
Using the most universal.Extraordinary stair mainly have 3 kinds of emergency staircase, fire-fighting rack and autostairs.
One or multiple tracks stair will be set between architectural every floor at present, it is architectural at present to be made for stair
All it is to set up template between floors, forms stairway form and then casting concrete, this mode causes stair and floor to be all
Formed by integrally casting, its stable connection each other, but stair are at lee face or shady place, and its setting time typically compares
Flooring face is long, that is, cause stair different with flooring setting time, and stair are in itself or stair occur breaking with the structure of flooring junction
Split or other problems, do not reach design requirement, once stair can't meet the quality requirement, it removes just pretty troublesome.
The content of the invention
The technical problems to be solved by the invention are that current stair are poured together with floor, and it can't meet the quality requirement
When remove trouble, while stair to pour shaping efficiency low, it is a kind of based on improving precast stair production efficiency its object is to provide
Mold system and preparation method thereof, the system and method makes stair using being lifted into be installed between floor after previously prepared
With, precast stair production efficiency is improve, and the quality of stair is guaranteed, and reduces the later stage and removes the probability for occurring.
The present invention is achieved through the following technical solutions：
Based on the mold system for improving precast stair production efficiency, including two groups of side forms that can be relatively moved, institute
State and be provided between side form bed die, and bed die is connected with two groups of side forms simultaneously, bed die can be along the side parallel with two groups of side forms
To movement, and the moving direction of bed die is vertical with side form moving direction, and two groups of end moulds are provided with bed die, and side form is arranged on
Between the mould of end, and end mould is connected with side form and bed die simultaneously, end mould, composition stair chamber between side form and bed die.Build at present
In for the making of stair be all to set up mould between floors, then carrying out integration using concrete pours, this mode
The stair for pouring out are overall with floor, and its fastness is good, but because stair are at lee face or shady place, it coagulates
Gu the time is general more long than flooring face, that is, cause stair different with flooring setting time, integrally-built concrete is in setting time
Internal stress is different when different, and stair are in itself or stair rupture occur and are even broken with the structure of flooring junction, cause stair
Intensity does not reach design requirement, can be using some slip castings as remedial measure for simple rupture, and it can extend construction week
Phase, and being broken then needs to be removed, because stair and flooring are overall structure, it removes just pretty troublesome, and after dismounting again
Again to pour, further extend the duration, and the large-scale multiple tracks stair for pouring, its position difference, every layer of per pass stair
It is required for carrying out setting up template and form removal, low production efficiency, labour intensity is big, long construction period, and this programme design
Mold system, then be by advance in a certain producing region centralized system for stair, by the side form that can be relatively moved
Fixed with bed die after moving into place, stair chamber after-pouring concrete, concrete set time system are formed under the closing of end mould
One, the stair that can be quickly conformed to quality requirements, and also side form is only clamped direction movement, and bed die can be carried out and side
The vertical direction movement of mould moving direction, i.e., a set of side form greatly improves production efficiency, realizes circulation production with many set bed dies,
Meet the demand for multiple tracks stair in heavy construction, shorten the duration.
And side form includes the template and supporting plate that are connected with each other, template is towards side form and is arranged between supporting plate, branch
Fagging is connected with and can promote it to carry out the actuating unit that horizontal direction is moved back and forth, and is set between actuating unit and supporting plate
There is guiding mechanism, and guiding mechanism is connected with actuating unit and supporting plate.The quantity being connected with supporting plate in guiding mechanism is
Two groups, and the guiding mechanism being connected with same supporting plate is parallel to each other.Supporting plate is mounted on two away from the side wall of template
Group ribs, every group of ribs are disposed therein one group of surface of guiding mechanism, the ribs being connected with same supporting plate
Between be provided with connecting plate, and connecting plate is connected with two groups of ribs simultaneously, and roller is provided with ribs, and roller being capable of edge
Corresponding guiding mechanism movement.The equal swash plate of ribs and level board, and swash plate and level board interconnection, are set on level board
There is mounting bracket, roller is arranged in mounting bracket, bearing pin is provided with mounting bracket, bearing pin is also cross mounting bracket and roller, and rolling
Wheel can be rotated around the axis of bearing pin.The guide rail that guiding mechanism is parallel to each other including two and cross section is V-shaped, two guide rails
One end be connected with actuating unit, the other end is connected with limited block, and roller is set between the guide rails, and roller wheel face and guide rail
Outside wall surface cooperate, roller can move along guide rail between limited block and actuating unit.Because side form needs to carry out
Move back and forth, in order to ensure the unique of movement locus, so being oriented to when devising guiding mechanism as movement, actuating unit
Hydraulic mechanism or pneumatic mechanism are then preferably, are promoted by hydraulic pressure or pneumatic mode, one is power when ensure that promotion
Amount reaches requirement, and two is to enable to pushing course steady, and control is accurate.
End mould bottom is contacted with bed die top surface, and end mould side wall is fitted with the corresponding wall of supporting plate in two groups of side forms simultaneously,
Tension hole and connecting hole are provided with the mould of end, and tense hole and be arranged between connecting hole, connecting bolt is provided with connecting hole,
And connecting bolt is connected through connecting hole with corresponding side form, to tense and be provided with pull bar in hole, pull bar through tense hole with it is corresponding
Side form connection.Bed die top surface is contacted with side form bottom, and hole is provided through on bed die top surface, and fixed spiral shell is provided with through hole
Bolt, fixing bolt is inserted into the supporting plate of correspondence side form after passing through through hole；The bottom of the bed die be provided with several ten thousand
To wheel, and universal wheel can drive bed die movement around its own axis.Before casting concrete, end mould and side form between, side form
It is required for being fixed and bed die between, between side form and side form, extruding when mould is born concreting
Power, stair chamber structure stabilization, stair Forming Quality stabilization.
Based on the preparation method of efficient precast stair production, comprise the following steps：
(1) bed die is pushed between side form, the mechanism urges that turn on the power side form is relatively moved, until side form bottom surface is complete
Contacted with bed die top surface entirely, close actuating unit and remain stationary as；
(2) lifting end mould is on bed die so that end mould bottom surface is fully located on bed die top surface, and adjustment position causes that end mould is same
When be completely covered and contact with two pieces of side form end faces；
(3) end mould is fixed and is locked with side form position, side form is fixed and locked with bed die position, position is consolidated between side form
Determine and lock；
(4) from side form top towards casting concrete between side form, and it is smooth to repair holding top of concrete；
(5) after after concrete setting, locked between releasing mould, take lower mould, turn on the power mechanism so that side form is towards phase
Mutually away from direction movement, until completely disengaging from the contact with bed die, promote bed die movement until leaving side form region completely；
(6) by between another piece of bed die push-in side form, above-mentioned steps are repeated in.
Above-mentioned preparation method, it is by the cooperations by bed dies and a set of side form is covered more so that just one-step forming stair are the bottom of with
Die drawing goes out between side form, and placement is aside dried, and other bed die is entered into side form and is circulated production, is reached
Stair preparation efficiency is improved, circulation production is formed.And after the stair of first one-step forming are drawn out, it is big with extraneous contact area,
Dry faster, setting time shortens, the construction period also shortens.
The present invention compared with prior art, has the following advantages and advantages：The system and method is by many set bottoms
The cooperation of mould and a set of side form, in producing region centralized system for stair, is then lifted between floor and installs and uses, and improves pre-
Stair production efficiency processed, and the quality of stair is guaranteed, and reduces the later stage and removes the probability for occurring.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the structural representation for holding mould；
Fig. 3 is the structural representation of side form；
Fig. 4 is roller scheme of installation；
Fig. 5 is the side view of Fig. 4.
Mark and corresponding parts title in accompanying drawing：
1- stair chambers, 2- left support plates, 3- left templates, the left guiding mechanisms of 4-, 5- bed dies, 6- ends mould, 7- through holes, 8-
Right mould plate, 9- right support plates, the right guiding mechanisms of 10-, 11- swash plates, 12- level boards, 13- push rods, 14- actuating units, 15- rollings
Wheel, 16- guide rails, 17- limited blocks, 18- connecting holes, 19- tenses hole, and 20- cover plates, 21- mounting brackets, 22- upper rails are led under 23-
Rail, 24- bearing pins.
Specific embodiment
To make the object, technical solutions and advantages of the present invention become more apparent, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
It is limitation of the invention.
Embodiment：
As shown in Figures 1 to 5, based on mold system for improving precast stair production efficiency and preparation method thereof, its structure
Including two groups of side forms that can be relatively moved, for convenience of describing, two groups of side forms are named as left side mould and right side mould, side form
Include that the template and supporting plate that are connected with each other, i.e. left side mould include the left templates 3 and left support plate 2 that are connected with each other, right side mould
Including the right mould plate 8 being connected with each other and right support plate 9, left templates 3 and right mould plate 8 be arranged on left support plate 2 and right support plate 9 it
Between, left templates 3 are provided with the structure being mutually matched with ladder step towards the face of right mould plate 8 so that can be molded after concreting,
Right mould plate 8 is plane towards the face of left templates 3, and left support plate 2 and right support plate 9 are connected to and can promote it to carry out level
The actuating unit 14 that direction moves back and forth, actuating unit 14 is preferably hydraulic mechanism in this programme, is arranged on actuating unit 14
Two groups of guiding mechanisms are provided with and left support plate 2 between and are named as left guiding mechanism 4, be arranged on actuating unit 14 and right support plate
Two groups of guiding mechanisms are provided between 9 and are named as right guiding mechanism 10, and guiding mechanism is connected with actuating unit 14, left support
The side wall of plate 2 and right support plate 9 is mounted on two groups of ribs, and every group of ribs are disposed therein just going up for one group of guiding mechanism
Side, is provided with connecting plate between the ribs being connected with same supporting plate, and connecting plate is connected with two groups of ribs simultaneously,
Roller 15 is provided with ribs, roller 15 can be moved along corresponding guiding mechanism.The equal swash plate 11 of ribs and level board
12, and swash plate 11 and level board 12 be connected with each other, the lower section of level board 12 is provided with mounting bracket 21, mounting bracket 21 include two pieces it is parallel
Plate, guide rail set be provided with cover plate 20 between the plates, at the top of plate, cover plate 20 is fixed with two boards simultaneously, the top of cover plate 20
Portion center is fixed with the bottom surface of level board 12, forms the connection of mounting bracket 21 and level board 12, and roller 15 is arranged in mounting bracket 21,
Bearing pin 24 is provided with mounting bracket 21, bearing pin 24 is also cross mounting bracket 21 and roller 15, and roller 15 can be around bearing pin 24
Axis rotate.The guide rail 16 that guiding mechanism is parallel to each other including two and cross section is V-shaped, two guide rails 16 are named as and lead
Rail 22 and lower guideway 23, upper rail 22 are arranged on the surface of lower guideway 23, one end and power of upper rail 22 and lower guideway 23
Mechanism 14 connects, and the other end is connected with limited block 17, and stopping means when being moved as roller 15, roller 15 is arranged on upper rail
Between 22 and lower guideway 23, and the outside wall surface of upper wheel face and the upper rail 22 of roller 15 cooperates, the lower wheel face of roller 15 with
The outside wall surface of lower guideway 23 cooperates, and roller 15 can be between upper rail 22 and lower guideway 23 in limited block 17 and power
Moved between mechanism 14.Result in formation of the clamping of pair roller 15, derailment occurring is prevented.
Bed die 5 can be moved along the directions parallel with two groups of side forms, and bed die 5 moving direction and side form movement side
To vertical, the bottom of mould 6 is held to be contacted with the top surface of bed die 5, the end side wall of mould 6 corresponding paste on wall simultaneously with supporting plate in two groups of side forms
Close, tension hole 19 and connecting hole 18 are provided with the mould 6 of end, and tension hole 19 is arranged between connecting hole 18, in connecting hole 18
Connecting bolt is provided with, and connecting bolt is connected through connecting hole 18 with corresponding side form, tension is provided with pull bar in hole 19, draws
Bar is connected through hole 19 is tensed with corresponding side form.The top surface of bed die 5 is contacted with side form bottom, is provided through on the top surface of bed die 5
Hole 7, is provided with fixing bolt in through hole 7, fixing bolt is inserted into the supporting plate of correspondence side form after passing through through hole 7；Institute
The bottom for stating bed die 5 is provided with several universal wheels, and universal wheel can drive bed die 5 to move around its own axis.End mould
6th, stair chamber 1 is constituted between side form and bed die 5.By corresponding connecting bolt, fixing bolt and pull bar etc. realize side form and
Fixation between bed die 5, between side form and end mould 6, while also being carried out by the tensioning mechanism at the top of side form between side form
It is strained and fixed, so in concreting to stair chamber 1, the extruding force of concrete, the quality of stair shaping can be born
Stabilization.
Its specific preparation method is：Bed die 5 will be pushed between side form by universal wheel, open hydraulic power mechanism
14, push rod 13 is provided between actuating unit 14 and level board 12, the actuating unit 14 of push rod 13 is connected, and is perpendicularly oriented to level
The side wall of plate 12, it is also possible to design that push rod 13 is vertical with the side wall of level board 12 to be fixed, after actuating unit 14 starts, to level board
12 are promoted, due to being provided with roller 15, by clamping and the guiding of upper rail 22 and lower guideway 23 so that side form carries out phase
When designing movement, and side form, its bottom is slightly higher than the top surface of bed die 5, and several millimeters just enough, until side form bottom surface is complete
Into the top surface scope of bed die 5, close actuating unit 14 and remain stationary as, i.e., now distance is remained stationary as between side form, is then twisted
Bolt is fastened, the fixation of side form and bed die 5 is realized.Lift again or other manner carries two pieces of end moulds 6, hold the size phase of mould 6
To smaller, place it on bed die 5 so that the end bottom surface of mould 6 is fully located on the top surface of bed die 5, adjustment position causes that end mould 6 is same
When be completely covered and contact with two pieces of side form end faces, then lock connecting bolt and pull bar, while will be locked between side form
It is fixed, then from side form top towards casting concrete between side form, when concreting is to side form top, concrete is carried out
Finishing, keeps stopping pouring after top of concrete is smooth, after after concrete tentatively solidification, is locked between releasing mould, takes lower mould
6, turned on the power mechanism 14 so that side form, until completely disengaging from the contact with bed die 5, is pushed away towards moving in the direction away from each other
Dynamic bed die 5 is moved and dried until leaving side form region completely, now between the just another piece push-in side form of bed die 5, successively
Repeat the above steps.The preparation of stair can be persistently carried out by this method, shortens the stand-by period, greatly improve preparation efficiency,
The quality of stair can also be guaranteed simultaneously, and in constantly preparing, solidification meets safety to stair prepared by early stage completely
It is required that, it is lifted into building and is installed in place, for the multiple tracks stair in heavy construction, it substantially reduces the duration.
Above-described specific embodiment, has been carried out further to the purpose of the present invention, technical scheme and beneficial effect
Describe in detail, should be understood that and the foregoing is only specific embodiment of the invention, be not intended to limit the present invention
Protection domain, all any modification, equivalent substitution and improvements within the spirit and principles in the present invention, done etc. all should include
Within protection scope of the present invention.
Claims (10)
1. based on the mold system for improving precast stair production efficiency, it is characterised in that can be relatively moved including two groups
Side form, be provided with bed die (5) between the side form, and bed die (5) with two groups of side forms while be connected, bed die (5) can be along
The direction movement parallel with two groups of side forms, and the moving direction of bed die (5) is vertical with side form moving direction, on bed die (5)
Two groups of end moulds (6) are installed, side form is arranged between end mould (6), and end mould (6) with side form and bed die (5) while be connected, end mould
(6) stair chamber (1), are constituted between side form and bed die (5).
2. it is according to claim 1 based on the mold system for improving precast stair production efficiency, it is characterised in that the side
Mould includes the template and supporting plate that are connected with each other, and template is towards side form and is arranged between supporting plate, and supporting plate is connected with energy
Enough promoting it carries out the actuating unit (14) that horizontal direction is moved back and forth, and is provided with and supporting plate between in actuating unit (14) and led
It is connected with actuating unit (14) and supporting plate to mechanism, and guiding mechanism.
3. it is according to claim 2 based on the mold system for improving precast stair production efficiency, it is characterised in that described to lead
Two groups are to the quantity being connected with supporting plate in mechanism, and the guiding mechanism being connected with same supporting plate is parallel to each other.
4. it is according to claim 3 based on the mold system for improving precast stair production efficiency, it is characterised in that the branch
Fagging is mounted on two groups of ribs away from the side wall of template, and every group of ribs are disposed therein just going up for one group of guiding mechanism
Side, is provided with connecting plate between the ribs being connected with same supporting plate, and connecting plate is connected with two groups of ribs simultaneously,
Roller (15) is provided with ribs, roller (15) can be moved along corresponding guiding mechanism.
5. it is according to claim 4 based on the mold system for improving precast stair production efficiency, it is characterised in that the branch
The equal swash plate of stake rib (11) and level board (12), and swash plate (11) and level board (12) interconnection, level board are provided with (12)
Mounting bracket (21), roller (15) is arranged in mounting bracket (21), bearing pin (24), bearing pin (24) are provided with mounting bracket (21) while
Can be rotated around the axis of bearing pin (24) through mounting bracket (21) and roller (15), and roller (15).
6. it is according to claim 5 based on the mold system for improving precast stair production efficiency, it is characterised in that described to lead
Include that two are parallel to each other and guide rail (16) that cross section is V-shaped to mechanism, one end of two guide rails (16) and actuating unit
(14) connect, the other end is connected with limited block (17), roller (15) is arranged between guide rail (16), and the wheel face of roller (15) with
The outside wall surface of guide rail (16) cooperates, roller (15) can along guide rail (16) limited block (17) and actuating unit (14) it
Between move.
7. as claimed in any of claims 2 to 6 based on the mold system for improving precast stair production efficiency, it is special
Levy and be, the actuating unit (14) is hydraulic mechanism or pneumatic mechanism.
8. it is according to claim 7 based on the mold system for improving precast stair production efficiency, it is characterised in that the end
Mould (6) bottom is contacted with bed die (5) top surface, and end mould (6) side wall is fitted with the corresponding wall of supporting plate in two groups of side forms simultaneously,
Tension hole (19) and connecting hole (18) are provided with end mould (6), and tense hole (19) and be arranged between connecting hole (18), connecting hole
(18) connecting bolt is provided with, and connecting bolt is connected through connecting hole (18) with corresponding side form, is set in tension hole (19)
Pull bar is equipped with, pull bar is connected through hole (19) are tensed with corresponding side form.
9. it is according to claim 8 based on the mold system for improving precast stair production efficiency, it is characterised in that the bottom
Mould (5) top surface is contacted with side form bottom, and hole (7) is provided through on bed die (5) top surface, and through hole is provided with fixed spiral shell in (7)
Bolt, fixing bolt is inserted into the supporting plate of correspondence side form after passing through through hole (7)；The bed die (5) if bottom be provided with
Dry universal wheel, and universal wheel can drive bed die (5) mobile around its own axis.
10. the preparation method for being produced based on efficient precast stair, it is characterised in that comprise the following steps：
(1) bed die (5) is pushed between side form, the mechanism that turns on the power (14) promotes side form to be relatively moved, until side form bottom
Face contacts with bed die (5) top surface completely, closes actuating unit (14) and remains stationary as；
(2) lifting end mould (6) is on bed die (5) so that end mould (6) bottom surface is fully located on bed die (5) top surface, and adjustment position makes
Mould (6) must be held while being completely covered and contacting with two pieces of side form end faces；
(3) end mould (6) is fixed and is locked with side form position, side form is fixed and locked with bed die (5) position, position between side form
Fix and lock；
(4) from side form top towards casting concrete between side form, and it is smooth to repair holding top of concrete；
(5) after after concrete setting, locked between releasing mould, take lower mould (6), the mechanism that turns on the power (14) so that side form court
Move in the direction away from each other, until completely disengaging from the contact with bed die (5), promote bed die (5) mobile until leaving completely
Side form region；
(6) by between another piece of bed die (5) push-in side form, above-mentioned steps are repeated in.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710159073.9A CN106914973A (en) | 2017-03-16 | 2017-03-16 | Based on mold system for improving precast stair production efficiency and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710159073.9A CN106914973A (en) | 2017-03-16 | 2017-03-16 | Based on mold system for improving precast stair production efficiency and preparation method thereof |
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| CN107877678A (en) * | 2017-10-30 | 2018-04-06 | 中建科技成都有限公司 | A kind of adjustable precast stair mould |
| CN108818894A (en) * | 2018-08-03 | 2018-11-16 | 上海住信住宅工业有限公司 | A kind of precast stair mold |
| CN108927888A (en) * | 2018-09-10 | 2018-12-04 | 湖南五新模板有限公司 | A kind of concrete prefabricated mold mobile mechanism |
| CN110561597A (en) * | 2019-09-26 | 2019-12-13 | 湖南远大工程设计有限公司 | Prefabricated staircase mold and prefabricated staircase production method |
| CN111571776A (en) * | 2020-04-20 | 2020-08-25 | 重庆大业智能建筑研究院有限公司 | Novel vertical type module-adjustable prefabricated staircase forming equipment and step height adjusting method thereof |
| CN111844389A (en) * | 2020-07-08 | 2020-10-30 | 上海福铁龙住宅工业发展有限公司 | Prefabricated staircase mould and stair |
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| CN203957083U (en) * | 2014-05-30 | 2014-11-26 | 北京诚丰建材制品有限公司 | Slip precast stair mould |
| CN204736301U (en) * | 2015-04-30 | 2015-11-04 | 孔曦 | Prefabricated staircase mould |
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| CN201669773U (en) * | 2010-05-04 | 2010-12-15 | 杨秋利 | Mobile T-beam and I-beam template system |
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| CN107877678A (en) * | 2017-10-30 | 2018-04-06 | 中建科技成都有限公司 | A kind of adjustable precast stair mould |
| CN108818894A (en) * | 2018-08-03 | 2018-11-16 | 上海住信住宅工业有限公司 | A kind of precast stair mold |
| CN108927888A (en) * | 2018-09-10 | 2018-12-04 | 湖南五新模板有限公司 | A kind of concrete prefabricated mold mobile mechanism |
| CN108927888B (en) * | 2018-09-10 | 2024-01-30 | 湖南五新模板有限公司 | Moving mechanism for concrete prefabrication mould |
| CN110561597A (en) * | 2019-09-26 | 2019-12-13 | 湖南远大工程设计有限公司 | Prefabricated staircase mold and prefabricated staircase production method |
| CN111571776A (en) * | 2020-04-20 | 2020-08-25 | 重庆大业智能建筑研究院有限公司 | Novel vertical type module-adjustable prefabricated staircase forming equipment and step height adjusting method thereof |
| CN111844389A (en) * | 2020-07-08 | 2020-10-30 | 上海福铁龙住宅工业发展有限公司 | Prefabricated staircase mould and stair |
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Application publication date: 20170704 |