CN114589793A - General stair steel mould of prefabricated component - Google Patents
General stair steel mould of prefabricated component Download PDFInfo
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- CN114589793A CN114589793A CN202210250538.2A CN202210250538A CN114589793A CN 114589793 A CN114589793 A CN 114589793A CN 202210250538 A CN202210250538 A CN 202210250538A CN 114589793 A CN114589793 A CN 114589793A
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- template
- plate
- stair
- pull rod
- fixedly connected
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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
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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
- B28B7/0002—Auxiliary parts or elements of the mould
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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
- B28B7/0002—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
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- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Moulds, Cores, Or Mandrels (AREA)
Abstract
The invention relates to the technical field of building molds and discloses a general stair steel mold for prefabricated parts, which comprises a first front template, stair step templates, a second front template, a reinforcing channel steel, a rear template, a support frame and a translation plate, wherein a pre-tightening mechanism is arranged above the translation plate, a plurality of first front templates are sequentially connected end to end along the vertical direction and are screwed by bolts, the corresponding number of stair step templates are spliced on the right side of the first front template, the right side of the stair step template farthest away from the first front template is fixed by the bolts to form the step template of a stair, the rear template is pushed to be close to the first front template, concrete is poured in front of the rear template and the first front template, the purposes of flexibly changing the poured stair step width and the whole stair length are realized, meanwhile, the whole mold is arranged into a unit, and is convenient to replace when being locally damaged, the use cost is reduced, and the repeated use rate is improved.
Description
Technical Field
The invention relates to the technical field of building molds, in particular to a general stair steel mold for prefabricated parts.
Background
The prior art discloses a general assembling die for an assembled prefabricated staircase and an implementation method (CN202110686930.7) of the general assembling die, relates to the technical field of prefabricated part production dies, and particularly belongs to the general assembling die for the assembled prefabricated staircase and the implementation method of the general assembling die. The device comprises a steel platform working surface, wherein a mould assembly and a fixed adjusting assembly are vertically arranged on the steel platform working surface, and the mould assembly comprises an upper step template, an adjustable step template, a fixed step template, a ladder template, an end baffle and a lower step template; the fixed adjustment assembly includes a first fixed adjustment mechanism and a second fixed adjustment mechanism. The invention is suitable for the production of the prefabricated staircase, can adjust the size of the mould according to the design size of the staircase, and has the positive effects of saving production resources, improving the production efficiency and improving the quality of the prefabricated staircase.
The inventor finds that the technical scheme still has at least the following defects that the length of the template of the stair step in the prior art is fixed, and certain disadvantages exist when the stair step is suitable for manufacturing stair steps with different widths.
For this reason, we propose a general stair steel mold for prefabricated parts.
Disclosure of Invention
The invention mainly solves the technical problems in the prior art and provides a general stair steel mold for prefabricated parts.
In order to achieve the purpose, the invention adopts the following technical scheme that the general stair steel mold for the prefabricated part comprises a first front template, a stair tread template, a second front template, a reinforcing channel steel, a rear template, a support frame and a translation plate, wherein the first front template, the stair tread template and the second front template are all connected through bolts, the reinforcing channel steel is connected with the first front template through bolts, the rear template is movably connected with the support frame, the rear template is formed by connecting a plurality of plates through bolts, the rear template corresponds to the first front template, the stair tread template and the second front template one by one, the rear template is placed above the support frame, the translation plate is movably connected with the support frame, a fastening mechanism is arranged between the rear template and the first front template, the fastening mechanism comprises a pull handle, a compression plate, a fixing plate, a first pull rod, a limiting block and a placing groove, the pull handle is fixedly connected with the translation plate, the pressing plate is fixedly connected with the translation plate, the fixed plate is fixedly connected with the first front template, the first pull rod is rotatably connected with the fixed plate, the limiting block is fixedly connected with the rear template, the top surface of the limiting block is provided with a placing groove, the first pull rod is positioned in the placing groove, the surface of the first pull rod is provided with a nut, the stair step template and the second front template are both connected with the rear template through the same fastening mechanism, a pre-tightening mechanism is arranged above the translation plate and comprises a guide rail, an ear plate, a first inclined rod, an inclined pipe, a first clamping block, a horizontal pipe and a top groove, the guide rail is fixedly connected with the rear template, the bottom surface of the translation plate is fixedly provided with a pulley, the translation plate is movably connected with the guide rail through the pulley, the top surface of the guide rail is provided with the top groove, the inner top surface of the guide rail is provided with a second clamping tooth, the ear plate is fixedly connected with the translation plate, the first inclined rod is rotatably connected with the ear plate, the inclined pipe is in threaded connection with the first inclined rod, the first clamping block is rotatably connected with the inclined pipe, and a notch matched with the second clamping tooth is formed in the bottom surface of the first clamping block.
Preferably, the first front template is a rectangular plate, the stair step template is an L-shaped plate with a horizontal section, the second front template is a rectangular plate, circular holes are formed in the side wall surfaces of the first front template, the stair step template and the second front template, and grid-shaped reinforcing rib plates are fixedly welded on the front wall surfaces of the first front template, the stair step template and the second front template.
Preferably, the support frame is a rectangular frame, the first front template, the stair tread template, the second front template and the rear template are all located on the top surface of the support frame, the fixed plate is a plate with a horizontal cross section in a shape like a Chinese character 'ao', the first pull rod is a T-shaped rod, the end surface of the first pull rod is rotatably connected with the inner wall surface of the fixed plate, the limiting block is a hollow square tube, the placing groove is formed in the upper end surface of the limiting block, the placing groove is a rectangular groove, and the first pull rod penetrates through the placing groove.
Preferably, the transverse section of the guide rail is in a convex shape, the roller at the bottom of the translation plate is in rolling connection with the upper end face of the guide rail, and the top groove is formed in the top face of the guide rail.
Preferably, the lug plate is a rectangular plate and is fixedly connected with the front wall surface of the translation plate, the inclined pipe is a hollow pipe, the inner wall surface of the inclined pipe is in threaded connection with the inclined rod, the first clamping block is a rectangular block, and the first clamping block is rotatably connected with the outer end surface of the inclined pipe.
Preferably, the second latch is triangular prism-shaped, and the second latch and the inclined pipe are located on the same axis.
Preferably, the pre-tightening mechanism further comprises an inner ring plate, a spring, a second clamping block, a first clamping tooth, a second pull rod, a horizontal pipe and a first clamping opening, the horizontal pipe is fixedly connected with the side wall surface of the translation plate, the horizontal pipe penetrates through the translation plate, the second pull rod is slidably connected with the horizontal pipe, the inner ring plate is fixedly connected with the horizontal pipe, the guide rail penetrates through the inner ring plate, the spring is sleeved on the surface of the second pull rod, one end of the spring is fixedly connected with the inner ring plate, the other end of the spring is fixedly connected with the side wall surface of the second pull rod, the second clamping block is fixedly connected with the horizontal pipe, the first clamping tooth is arranged on the side wall of the second clamping block, and the first clamping opening is arranged on the side wall of the guide rail.
Preferably, the horizontal pipe is a hollow circular pipe, the second pull rod is divided into two sections, the left half section of the second pull rod is in sliding connection with the inner wall surface of the horizontal pipe, the spring is sleeved on the right half section of the second pull rod, the second clamping block is fixedly connected with the right end surface of the second pull rod, the horizontal section of the first clamping tooth is triangular, and the first clamping tooth is matched with the first bayonet.
Advantageous effects
The invention provides a general stair steel mold for prefabricated parts. The method has the following beneficial effects:
1. the general stair steel mould for the prefabricated parts is characterized in that a plurality of first front templates are sequentially connected end to end along the vertical direction through the arrangement of a fastening mechanism and are screwed up by bolts, splicing a corresponding number of stair tread templates on the right side of the first front template, splicing a plurality of stair tread templates on the right side of the stair tread template adjacent to the first front template in the same way to form a certain length, fixing the stair tread template on the right side of the stair tread template furthest from the first front template by using bolts to form a tread template of the stair, pushing the rear template to be close to the first front template, concrete is poured before the rear template and the first front template, so that the purposes of flexibly changing the width of the step of the poured stair and the length of the whole stair are achieved, meanwhile, the whole die is set to be unitized, so that the die is convenient to replace when being locally damaged, the use cost is reduced, and the repeated use rate is improved.
2. This general stair steel mould of prefabricated component, top surface through at first front template sets up the mechanism in advance, before pouring, promote the translation board and move the gyro wheel of translation board bottom and roll at the guide rail top surface, the translation board moves the back template and is close to first front template, the nut that rotates first pull rod periphery compresses tightly until nut and stopper surface, make first front template and back template pressed from both sides tightly, cooperate the left enhancement channel-section steel of first front template, guarantee the leakproofness and the bulk rigidity of whole mould, reduce the range of deformation, improve the convenience of compound die and form removal.
3. This general stair steel mould of prefabricated component, through in-process being close to first front formword promoting the translation board, first fixture block is located the apical trough, the translation board removes in-process pulling down tube and pipe tilt and makes the relative latch two of first fixture block slide, latch two offered through the slope, make first fixture block can only move towards the direction that is close to first front formword, when promoting the translation board and move the back template and be close to first front formword, back template and first front formword interval are littleer and more, improve the convenience and the stability of compound die.
4. This general stair steel mould of prefabricated component, through after the rear forms closely laminating with first front forms, the elasticity of spring promotes the second pull rod and slides in the horizontal pipe, the second pull rod drives the side wall face laminating of second fixture block and guide rail, latch one and first bayonet socket gomphosis, after the compound die, the position that utilizes the fixed translation board of second fixture block realizes the control to clearance between rear forms and the first front forms, the bolt quantity that needs to use when reducing the compound die, improve the convenience of compound die and form removal, high efficiency, and simultaneously, fixed effect is better.
5. This general stair steel mould of prefabricated component, through the dual fixed of first fixture block and second fixture block to translation board position, utilize first fixture block to fix a position the translation board thereupon at translation board walking in-process, the further fixed of cooperation second fixture block is spacing, improves the firm effect of back template and the laminating of first preceding template, reduces and pouring the in-process, and the pressure of concrete makes the back template keep away from first preceding template and causes the phenomenon that the displacement was revealed, improves the quality of whole mould.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a perspective view of a first front template, a stair tread template and a second front template according to the present invention;
FIG. 2 is a perspective view of the present invention;
FIG. 3 is an enlarged view of A of FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of B of FIG. 2 according to the present invention;
FIG. 5 is a schematic view of the guide rail and carriage of the present invention shown separated;
FIG. 6 is an exploded view of a second pull rod and horizontal tube of the present invention;
FIG. 7 is an enlarged view of C of FIG. 5 according to the present invention.
Illustration of the drawings:
10. a first front template; 11. a stair step template; 12. a second front template; 13. reinforcing channel steel; 14. a rear template; 15. a support frame; 16. a translation plate; 17. a handle; 18. a compression plate; 20. a fixing plate; 21. a first pull rod; 22. a limiting block; 23. a placement groove; 30. a guide rail; 31. an ear plate; 32. a first inclined rod; 33. an inclined tube; 34. a first clamping block; 35. an inner ring plate; 36. a spring; 37. a second fixture block; 38. a first latch; 39. a second pull rod; 40. a horizontal tube; 41. a top groove; 42. a second latch; 43. a first bayonet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): a general stair steel mold for prefabricated parts is shown in figures 1-7 and comprises a first front template 10, a stair step template 11, a second front template 12, a reinforcing channel steel 13, a rear template 14, a support frame 15 and a translation plate 16, wherein the first front template 10, the stair step template 11 and the second front template 12 are connected through bolts, the reinforcing channel steel 13 is connected with the first front template 10 through bolts, the rear template 14 is movably connected with the support frame 15, the rear template 14 is formed by connecting a plurality of plates through bolts, the rear template 14 corresponds to the first front template 10, the stair step template 11 and the second front template 12 one by one, the rear template 14 is placed above the support frame 15, the translation plate 16 is movably connected with the support frame 15, a fastening mechanism is arranged between the rear template 14 and the first front template 10 and comprises a handle 17, a pressing plate 18, a fixing plate 20, a first pull rod 21, a limiting block 22 and a placing groove 23, the handle 17 is fixedly connected with the translation plate 16, the compacting plate 18 is fixedly connected with the translation plate 16, the fixed plate 20 is fixedly connected with the first front template 10, the first pull rod 21 is rotatably connected with the fixed plate 20, the limiting block 22 is fixedly connected with the rear template 14, the top surface of the limiting block 22 is provided with a placing groove 23, the first pull rod 21 is positioned in the placing groove 23, the surface of the first pull rod 21 is provided with a screw cap, the stair step template 11 and the second front template 12 are both connected with the rear template 14 through the same fastening mechanism, the pre-tightening mechanism is arranged above the translation plate 16 and comprises a guide rail 30, an ear plate 31, a diagonal rod I32, a diagonal pipe 33, a first clamping block 34, a horizontal pipe 40 and a top groove 41, the guide rail 30 is fixedly connected with the rear template 14, the bottom surface of the translation plate 16 is fixedly provided with a pulley, the translation plate 16 is movably connected with the guide rail 30 through the pulley, the top surface of the guide rail 30 is provided with the top groove 41, the inner top surface of the guide rail 30 is provided with a clamping tooth II 42, the ear plate 31 is fixedly connected with the translation plate 16, the first inclined rod 32 is rotatably connected with the ear plate 31, the inclined pipe 33 is in threaded connection with the first inclined rod 32, the first fixture block 34 is rotatably connected with the inclined pipe 33, a notch matched with the second latch 42 is formed in the bottom surface of the first fixture block 34, the first front template 10 is a rectangular plate, the stair step template 11 is an L-shaped plate with a horizontal section, the second front template 12 is a rectangular plate, circular holes are formed in the side wall surfaces of the first front template 10, the stair step template 11 and the second front template 12, grid-shaped reinforcing rib plates are fixedly welded on the front wall surfaces of the first front template 10, the stair step template 11 and the second front template 12, the support frame 15 is a rectangular frame, the first front template 10, the stair step template 11, the second front template 12 and the rear template 14 are all located on the top surface of the support frame 15, the fixing plate 20 is a plate with a concave-shaped horizontal section, the first pull rod 21 is a T-shaped rod, the end face of the first pull rod 21 is rotatably connected with the inner wall face of the fixed plate 20, the limit block 22 is a hollow square tube, the placing groove 23 is arranged on the upper end face of the limit block 22, the placing groove 23 is a rectangular groove, the first pull rod 21 penetrates through the placing groove 23, the transverse section of the guide rail 30 is in a convex shape, a roller at the bottom of the translation plate 16 is in rolling connection with the upper end face of the guide rail 30, the top groove 41 is provided with a top face of the guide rail 30, the ear plate 31 is a rectangular plate and is fixedly connected with the front wall face of the translation plate 16, the inclined tube 33 is a hollow tube and is in threaded connection with the inner wall face of the inclined tube 33, the first fixture block 34 is a rectangular block and is in rotary connection with the outer end face of the inclined tube 33, the second fixture tooth 42 is in a three-prism shape, the second fixture tooth 42 and the inclined tube 33 are positioned on the same axis, the plurality of first front templates 10 are sequentially connected end to end along the vertical direction by arranging a fastening mechanism and are screwed by bolts, the stair step template 11 that corresponds quantity is spliced on the right side of first front template 10, splice polylith stair step template 11 with the same mode and form certain length in the right-hand side of the stair step template 11 adjacent with first front template 10, utilize bolt fastening stair step template 11 in the stair step template 11 right side farthest from first front template 10, form the step template of stair, promote back template 14 and be close to first front template 10, pour the concrete before back template 14 and first front template 10, the purpose of stair step width and whole stair length of realizing nimble change pouring, and simultaneously, set whole mould into the unitization, when local damage, be convenient for change, reduce use cost, improve the rate of repeated use.
Through the top surface at first front template 10 sets up the mechanism in advance, before pouring, promote translation board 16 and drive the gyro wheel of translation board 16 bottom and roll at guide rail 30 top surface, translation board 16 drives back template 14 and is close to first front template 10, the nut of rotating first pull rod 21 periphery compresses tightly until nut and stopper 22 surface, make first front template 10 and back template 14 pressed from both sides tightly, cooperate the left enhancement channel-section steel 13 of first front template 10, guarantee the leakproofness and the whole rigidity of whole mould, reduce the range of deformation, improve the convenience of compound die and form removal.
The pre-tightening mechanism further comprises an inner ring plate 35, a spring 36, a second clamping block 37, a first clamping tooth 38, a second pull rod 39, a horizontal pipe 40 and a first clamping opening 43, the horizontal pipe 40 is fixedly connected with the side wall surface of the translation plate 16, the horizontal pipe 40 penetrates through the translation plate 16, the second pull rod 39 is in sliding connection with the horizontal pipe 40, the inner ring plate 35 is fixedly connected with the horizontal pipe 40, the guide rail 30 penetrates through the inner ring plate 35, the spring 36 is sleeved on the surface of the second pull rod 39, one end of the spring 36 is fixedly connected with the inner ring plate 35, the other end of the spring 36 is fixedly connected with the side wall surface of the second pull rod 39, the second clamping block 37 is fixedly connected with the horizontal pipe 40, the side wall of the second clamping block 37 is provided with the first clamping tooth 38, the side wall of the guide rail 30 is provided with the first clamping opening 43, the horizontal pipe 40 is a hollow circular pipe, the second pull rod 39 is divided into two sections, the left half section of the second pull rod 39 is in sliding connection with the inner wall surface of the horizontal pipe 40, the spring 36 is sleeved on the right half section of the second pull rod 39, the second fixture block 37 is fixedly connected with the right end face of the second pull rod 39, the horizontal section of the first fixture tooth 38 is triangular, the first fixture tooth 38 is matched with the first bayonet 43, in the process of pushing the translation plate 16 to be close to the first front template 10, the first fixture block 34 is located in the top groove 41, in the moving process of the translation plate 16, the first fixture block 34 is pulled to slide relative to the second fixture tooth 42 by the inclined rod 32 and the inclined tube 33, through the second fixture tooth 42 which is obliquely arranged, the first fixture block 34 can only move towards the direction close to the first front template 10, when the translation plate 16 is pushed to drive the rear template 14 to be close to the first front template 10, the distance between the rear template 14 and the first front template 10 is smaller and smaller, and convenience and stability of mold closing are improved.
After the rear template 14 is tightly attached to the first front template 10, the elastic force of the spring 36 pushes the second pull rod 39 to slide in the horizontal tube 40, the second pull rod 39 drives the second clamping block 37 to be attached to the side wall surface of the guide rail 30, the first clamping tooth 38 is embedded with the first bayonet 43, after the mold is closed, the position of the translation plate 16 fixed by the second clamping block 37 is used for controlling the gap between the rear template 14 and the first front template 10, the number of bolts needed in the process of closing the mold is reduced, the convenience of closing and removing the mold is improved, the efficiency is higher, and meanwhile, the fixing effect is better.
Through the dual fixed of first fixture block 34 and second fixture block 37 to translation board 16 position, utilize first fixture block 34 to fix a position the translation board 16 along with it at translation board 16 walking in-process, the cooperation second fixture block 37 is further fixed spacing, improves the firm effect of back template 14 and the laminating of first preceding template 10, reduces and pouring the in-process, and the pressure of concrete makes back template 14 keep away from first preceding template 10 and causes the phenomenon that the displacement was revealed, improves the quality of whole mould.
The working principle of the invention is as follows: connecting a plurality of first front templates 10 end to end in sequence along the vertical direction, screwing down by using bolts, splicing a corresponding number of stair tread templates 11 on the right side of the first front template 10, splicing the plurality of stair tread templates 11 on the right side of the stair tread template 11 adjacent to the first front template 10 in the same way to form a certain length, fixing the stair tread templates 11 on the right side of the stair tread template 11 farthest from the first front template 10 by using the bolts, pushing the translation plate 16 to drive the rollers at the bottom of the translation plate 16 to roll on the top surface of the guide rail 30, wherein the first fixture block 34 is positioned in the top groove 41 in the process that the translation plate 16 is close to the first front template 10, pulling the first inclined rod 32 and the inclined pipe 33 in the moving process of the translation plate 16 to enable the first fixture block 34 to slide relative to the second fixture teeth 42, and enabling the first fixture block 34 to move only in the direction close to the first front template 10 through the second fixture teeth 42 which are obliquely arranged, after the rear template 14 is tightly attached to the first front template 10, the elastic force of the spring 36 pushes the second pull rod 39 to slide in the horizontal tube 40, the second pull rod 39 drives the second fixture block 37 to be attached to the side wall surface of the guide rail 30, the first fixture tooth 38 is embedded with the first bayonet 43, the nut on the circumferential surface of the first pull rod 21 is rotated until the nut is tightly pressed against the surface of the limiting block 22, so that the first front template 10 and the rear template 14 are tightly clamped, and a supporting point is formed above and below the rear template.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. General stair steel mould of prefabricated component, including first preceding template (10), stair template (11), second preceding template (12), reinforcement channel-section steel (13), back template (14), support frame (15) and translation board (16) of marking time, first preceding template (10), stair template (11) and second preceding template (12) are all through bolted connection, and reinforcement channel-section steel (13) are connected with first preceding template (10) through the bolt, back template (14) and support frame (15) swing joint, back template (14) pass through bolted connection by a plurality of boards, and back template (14) are placed with first preceding template (10), stair template (11) and second preceding template (12) one-to-one, and back template (14) are placed in the top of support frame (15), and translation board (16) and support frame (15) swing joint, its characterized in that: a fastening mechanism is arranged between the rear template (14) and the first front template (10), the fastening mechanism comprises a handle (17), a pressing plate (18), a fixing plate (20), a first pull rod (21), a limiting block (22) and a placing groove (23), the handle (17) is fixedly connected with the translation plate (16), the pressing plate (18) is fixedly connected with the translation plate (16), the fixing plate (20) is fixedly connected with the first front template (10), the first pull rod (21) is rotatably connected with the fixing plate (20), the limiting block (22) is fixedly connected with the rear template (14), the placing groove (23) is formed in the top surface of the limiting block (22), the first pull rod (21) is located in the placing groove (23), a nut is mounted on the surface of the first pull rod (21), and the stair tread template (11) and the second front template (12) are both connected with the rear template (14) through the same fastening mechanism, a pre-tightening mechanism is arranged above the translation plate (16), the pre-tightening mechanism comprises a guide rail (30), an ear plate (31), a first inclined rod (32), an inclined pipe (33), a first clamping block (34), a horizontal pipe (40) and a top groove (41), the guide rail (30) is fixedly connected with the rear template (14), a pulley is fixedly installed on the bottom surface of the translation plate (16), the translation plate (16) is movably connected with the guide rail (30) through the pulley, a top groove (41) is formed in the top surface of the guide rail (30), a second clamping tooth (42) is formed in the inner top surface of the guide rail (30), an ear plate (31) is fixedly connected with the translation plate (16), a first inclined rod (32) is rotatably connected with the ear plate (31), an inclined pipe (33) is in threaded connection with a first inclined rod (32), a first clamping block (34) is rotatably connected with the inclined pipe (33), and a notch matched with the second clamping tooth (42) is formed in the bottom surface of the first clamping block (34).
2. The prefabricated component general stair steel mold according to claim 1, wherein: the first front template (10) is a rectangular plate, the stair step template (11) is an L-shaped plate with a horizontal cross section, the second front template (12) is a rectangular plate, circular holes are formed in the side wall surfaces of the first front template (10), the stair step template (11) and the second front template (12), and the grid-shaped reinforcing rib plates are fixedly welded on the front wall surfaces of the first front template (10), the stair step template (11) and the second front template (12).
3. The universal stair steel mold for prefabricated parts according to claim 2, wherein: the utility model discloses a building formwork support, including support frame (15), first preceding template (10), stair template (11), second preceding template (12) and back template (14), fixed plate (20) are the board of horizontal cross-section for the character cut in bas-relief, and first pull rod (21) are T shape pole, and the terminal surface of first pull rod (21) rotates with the internal face of fixed plate (20) to be connected, stopper (22) are hollow square pipe, the up end in stopper (22) is seted up in standing groove (23), and standing groove (23) are the rectangular channel, and first pull rod (21) pass standing groove (23).
4. The universal stair steel mold for prefabricated parts according to claim 3, wherein: the transverse section of the guide rail (30) is convex, the roller at the bottom of the translation plate (16) is in rolling connection with the upper end face of the guide rail (30), and the top groove (41) is formed in the top face of the guide rail (30).
5. The universal stair steel mold for prefabricated parts according to claim 4, wherein: the ear plate (31) is a rectangular plate, the ear plate (31) is fixedly connected with the front wall surface of the translation plate (16), the inclined pipe (33) is a hollow pipe, the inner wall surface of the inclined pipe (33) is in threaded connection with the inclined rod I (32), the first clamping block (34) is a rectangular block, and the first clamping block (34) is in rotating connection with the outer end surface of the inclined pipe (33).
6. The universal stair steel mold for prefabricated parts according to claim 5, wherein: the second latch (42) is triangular prism-shaped, and the second latch (42) and the inclined pipe (33) are located on the same axis.
7. The prefabricated component general stair steel mold according to claim 1, wherein: the pre-tightening mechanism also comprises an inner ring plate (35), a spring (36), a second clamping block (37), a first clamping tooth (38), a second pull rod (39), a horizontal pipe (40) and a first bayonet (43), the horizontal pipe (40) is fixedly connected with the side wall surface of the translation plate (16), the horizontal pipe (40) penetrates through the translation plate (16), the second pull rod (39) is connected with the horizontal pipe (40) in a sliding way, the inner ring plate (35) is fixedly connected with the horizontal pipe (40), the guide rail (30) penetrates through the inner ring plate (35), the spring (36) is sleeved on the surface of the second pull rod (39), one end of the spring (36) is fixedly connected with the inner ring plate (35), the other end of the spring (36) is fixedly connected with the side wall surface of the second pull rod (39), the second clamping block (37) is fixedly connected with the horizontal pipe (40), a first clamping tooth (38) is arranged on the side wall of the second clamping block (37), and a first clamping opening (43) is arranged on the side wall of the guide rail (30).
8. The prefabricated universal stair steel mold of claim 7, wherein: the horizontal pipe (40) is a hollow circular pipe, the second pull rod (39) is divided into two sections, the left half section of the second pull rod (39) is in sliding connection with the inner wall surface of the horizontal pipe (40), the spring (36) is sleeved on the right half section of the second pull rod (39), the second clamping block (37) is fixedly connected with the right end surface of the second pull rod (39), the horizontal section of the first clamping tooth (38) is triangular, and the first clamping tooth (38) is matched with the first bayonet (43).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210250538.2A CN114589793A (en) | 2022-03-15 | 2022-03-15 | General stair steel mould of prefabricated component |
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| CN202210250538.2A CN114589793A (en) | 2022-03-15 | 2022-03-15 | General stair steel mould of prefabricated component |
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| CN115383882A (en) * | 2022-09-26 | 2022-11-25 | 南京旭浦建材科技有限公司 | Prefabricated assembled concrete stair forming device |
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