CN217476209U - Adjustable stair prefabricated part production mold - Google Patents

Abstract

The utility model discloses an adjustable stair prefab production mould, which comprises a bottom mould and a fixed frame, wherein the top surface of the bottom mould comprises an inclined part and horizontal parts which are respectively arranged at the two ends of the inclined part, an end mould is arranged on the horizontal part, two side moulds are arranged between the end moulds, and the bottom mould is connected with a driving component which drives the two side moulds to move relatively; the mount is connected with step shaping subassembly through lifting unit, and step shaping subassembly includes a plurality of baffle subassemblies, and two adjacent baffle subassemblies are used for enclosing with two side forms and close formation step and pour the space. This adjustable stair prefab production mould passes through two side forms relative movement of drive assembly control to adjust the distance between two side forms, and mutually support with step shaping subassembly, pour the space with the step that the width is different, thereby can pour the stair prefab of the different width of shaping according to the construction demand, enlarge application range, consequently need not to prepare many sets and pour the mould, and then reduced manufacturing cost.

Description

Adjustable stair prefabricated part production mold

Technical Field

The utility model belongs to the technical field of the stair prefab production technique and specifically relates to a stair prefab production mould with adjustable.

Background

An indispensable structure in building construction is a stair which is used for the passage between floors. Besides the cast-in-place mode, the stair can be constructed by using prefabricated parts, and the prefabricated parts are formed by casting by using a mold according to the required size in a processing plant and then are transported to a construction site for installation.

Among the prior art, chinese utility model patent like publication number CN214520899U discloses a mould is pour to stair prefab, including the die block with set up perpendicularly on the die block and enclose two side forms of establishing together relatively, still be provided with the fixed subassembly that is used for fixed side form position on the die block, fixed subassembly include the mount pad and with mount pad threaded connection's first lead screw, the mount pad is fixed in the die block avris, first lead screw butt side form. This mould is pour to stair prefab when the side form of different specifications of replacement, rotates first lead screw and carries out the butt to the side form of different specifications and fix, is favorable to improving the convenience of replacement mould operation.

However, the type size of the stair prefabricated part pouring mold is fixed, namely the manufactured stair prefabricated part is fixed in size, the length and the width of the step are fixed and are difficult to flexibly adjust according to the construction requirements on site, and multiple sets of pouring molds need to be prepared to meet different construction requirements.

Therefore, there is a need for an improvement of the prior art stair preform production mold.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the defect that exists among the prior art, provide one kind and can be according to the production demand of difference in order to satisfy difference of construction demand adjustment step quantity, length and width size to enlarge application scope and reduction in production cost's adjustable stair prefab production mould.

In order to realize the technical effects, the utility model adopts the technical scheme that: the adjustable stair prefabricated part production mold comprises a bottom mold and a fixing frame, wherein the top surface of the bottom mold comprises an inclined part and horizontal parts respectively arranged at two ends of the inclined part, an end mold is arranged on each horizontal part, two side molds which are distributed side by side along the width direction of the inclined part and move relatively are arranged between the end molds, the bottom mold is connected with a driving assembly for driving the two side molds to move relatively, and the bottom mold, the end molds and the two side molds enclose a casting shell with an open top; the mount is connected with step shaping subassembly through lifting unit, step shaping subassembly includes a plurality of edges slope length direction interval distribution's baffle subassembly, two adjacent baffle subassemblies be used for with two the side form encloses to close form with the slope has the step in clearance to pour the space.

Preferably, for the convenience of according to the distance between two side forms, the length that the required suitable of adjustment baffle subassembly to adjust the size on the step length direction in pouring fashioned stair prefab, the baffle subassembly includes along being on a parallel with the draw runner that rake width direction extends, the draw runner with lifting unit's output is connected, sliding fit has a plurality of cell boards on the draw runner, the cell board sets up and its face is on a parallel with along the vertical direction the length direction of draw runner.

Preferably, in order to facilitate the adjustment of the size in the step width direction in the cast stair prefabricated member, the output end of the lifting assembly is connected with an oblique strip extending in the length direction of the oblique portion in a parallel manner, the slide strip is connected with the oblique strip in a sliding manner in the length direction of the oblique strip in a parallel manner, and a locking assembly used for locking the position of the slide strip is arranged between the slide strip and the oblique strip.

Preferably, in order to facilitate the position locking of the slide bar, the locking assembly comprises a locking bolt, an axial line of the locking bolt is consistent with the length direction of the slide bar, and the locking bolt is in threaded connection with the slide bar.

Preferably, for the convenience of adjusting the operation, the gib is the chute, the gib include with chute sliding fit's sliding part, the tank bottom of chute is provided with the bar mouth that extends along its length direction, locking bolt wears to locate in the bar mouth and with sliding part screw-thread fit.

Preferably, in order to guarantee the shaping quality of stair prefab, the batter strip is provided with two, distribute side by side in the both ends of draw runner, two fixed connection between the batter strip.

Preferably, in order to conveniently and simultaneously adjust the number of the unit plates required to be applied in each partition plate assembly, the unit plates are fixedly connected with an adjusting frame, and an adjusting rod which is in sliding fit with the adjusting frame and extends along the length direction of the oblique strip is arranged in the adjusting frame in a penetrating manner.

Preferably, in order to ensure the stable movement of the adjusting rod, sliding rails are arranged at both ends of the adjusting rod in a sliding fit manner along the width direction of the inclined part, and the sliding rails are fixed between the two inclined strips.

Preferably, in order to improve the shaping quality of stair prefab, two the side form is all followed the width direction of rake removes set up in the top surface of die block, drive assembly include two with the drive unit that the side form one-to-one is connected, drive unit includes the pneumatic cylinder, the cylinder of pneumatic cylinder with die block fixed connection, the piston rod with side form fixed connection.

Preferably, in order to strengthen the sealing connection between two adjacent cell plates in the pouring process, matched bulges and matched recesses are arranged between the two adjacent cell plates.

To sum up, the utility model discloses adjustable stair prefab production mould compares with prior art, controls two side form relative movement through drive assembly to adjust the distance between two side forms, and mutually support with step shaping subassembly, pour the space with the step that forms the width difference, thereby can pour the stair prefab of the different width of shaping according to the construction demand, enlarge application range, consequently need not to prepare many sets and pour the mould, and then reduced manufacturing cost.

Drawings

FIG. 1 is a schematic structural view of example 1;

FIG. 2 is a schematic view of another embodiment 1;

FIG. 3 is a schematic view of the structure of FIG. 1 with the fixed frame and the lifting assembly omitted;

FIG. 4 is an exploded view of FIG. 3;

FIG. 5 is a top view of FIG. 3;

FIG. 6 is a sectional view taken along line A-A of FIG. 5;

FIG. 7 is a schematic view of the structure of a step molding assembly in accordance with example 1;

FIG. 8 is a schematic view showing a structure of connecting the separator assembly to the gibs in example 1;

FIG. 9 is an exploded view of FIG. 8;

FIG. 10 is an enlarged view of portion A of FIG. 9;

FIG. 11 is a top view of the diaphragm assembly of example 2 after two adjacent diaphragms have been joined;

fig. 12 is a cross-sectional view of a stair preform after casting using the molds of examples 1 and 2;

in the figure: 100. bottom die, 101, inclined part, 102, horizontal part, 200, fixed frame, 300, end die, 400, side die, 500, slide bar, 501, sliding part, 600, unit plate, 700, oblique bar, 701, strip-shaped opening, 800, locking bolt, 900, horizontal bar, 110, adjusting frame, 120, adjusting rod, 130, slide rail, 140, hydraulic cylinder, 150, electric push rod, 160, protrusion, 170, depression, 180, slide sleeve, 190, stair prefabricated part.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

Example 1

As shown in fig. 1 to 10, the adjustable mold for producing a prefabricated member of a staircase according to example 1 includes a bottom mold 100 and a fixing frame 200, the bottom mold 100 is fixed above the ground by a prop, a top surface of the bottom mold 100 includes an elongated inclined portion 101 and horizontal portions 102 disposed at both ends of the inclined portion 101, the inclined portion 101 is obliquely disposed, the horizontal portions 102 are disposed on water surfaces, end molds 200 are fixedly disposed on both the horizontal portions 102, and the end molds 200 are shot along a width direction of the horizontal portion 200, that is, a width direction of the bottom mold 100 until both ends of the bottom mold are flush with both sides of the bottom mold 100; two side dies 400 which are distributed side by side along the width direction of the inclined part 101 and move relatively are arranged between the two end dies 200, the bottom die 100 is connected with a driving assembly which drives the two side dies 400 to move relatively, and the bottom die 100, the two end dies 300 and the two side dies 400 are enclosed to form a casting shell with an open top.

Mount 200 is the U type frame that the opening is decurrent, roof on two extension boards is located to extension boards and mount including two vertical settings, the below of roof is connected with step shaping subassembly through lifting unit, step shaping subassembly includes a plurality of baffle subassemblies, the baffle subassembly is along the length direction interval distribution of rake 101, two adjacent baffle subassemblies enclose with two side forms 300 and close formation step and pour the space, and there is the clearance between step pouring space and the rake 101.

When the stair prefabricated part production mold of the embodiment is used, a casting shell with an open top is formed by the bottom mold 100, the two end molds 300 and the two side molds 400 and is used for casting concrete with slump of 100-130mm, the step forming assembly is driven to move downwards by the lifting assembly, so that the partition plate assembly in the step forming assembly is inserted between the two side molds 400, a step casting space is formed by the two adjacent partition plate assemblies and the two side molds 300 in an enclosing manner, concrete is cast in the casting shell, the concrete in the step casting space is solidified into a step of the stair prefabricated part, the two side molds 300 can be driven to move relatively along the width direction of the inclined part 102 by the translation assembly, so that the distance between the two side molds 300 is adjusted, and the width of the cast stair prefabricated part can be adjusted by matching with the partition plate assembly in the stair forming assembly, namely, the step length of the pouring molding product is adjusted. Therefore, this production mould can adjust the baffle subassembly according to the construction needs of difference to adjust the distance between two side forms 400, thereby pour the stair prefab of shaping different width, satisfy different scenes and use, use with the application scope that enlarges this production mould, avoid the producer to prepare the manufacturing cost increase that many sets of moulds of pouring caused because of needs simultaneously.

The partition plate assembly comprises a slide bar 500, the length direction of the slide bar 500 is consistent with the width direction of the inclined part 101, a plurality of unit plates 600 are matched on the slide bar 500 in a sliding mode, specifically, a sliding sleeve 180 matched with the slide bar 500 in a sliding mode is fixed at the top of each unit plate 600, and the slide bar 500 is connected with the output end of the lifting assembly.

When the width of the cast stair preform needs to be adjusted, the position of the sliding sleeve 180 on the sliding strip 500 is adjusted, and the position of the unit plate 600 is further changed, specifically, as shown in fig. 1 and fig. 2, at this time, six unit plates 600 in the partition board assembly are located between the two side molds 300, after the two side molds 300 are relatively close to each other through the translation assembly, the two side molds 600 respectively act on the six unit plates 600, the unit plate 600 located at the end position enables the adjacent unit plates 600 to be abutted against each other, and the unit plate 600 at the end position is in sealed connection with the side mold 300, at this time, the distance between the two side molds 300 is the sum of the widths of the six unit plates 600, and the width of the cast stair preform is the sum of the widths of the six unit plates 600.

When the width of the cast stair prefab needs to be shortened, the sliding strip 500 is lifted upwards through the lifting assembly, the sliding strip 500 drives the unit plates 600 to move upwards through the sliding sleeve 180 and separate from the side molds 300, then, a plurality of unit plates 600 in the end position (one end or two ends can be used) of the partition plate assembly move towards the end of the sliding strip 500 along the sliding strip 500, so that the moved unit plates 600 are positioned above the same side of the two side molds 300, for example, one unit plate 600 at one end is moved outwards to the upper side of the same side of the two side molds 300, at this time, five unit plates 600 in the partition plate assembly are positioned above the opposite sides of the two side molds 300, the rear lifting assembly drives the sliding strip 500 to move downwards to between the two side molds 300, and then the two side molds 300 are clamped with the five unit plates 600 through the translation assembly, so that the distance between the two side molds 300 is the sum of the widths of the five unit plates 600, the width of the finally cast stair prefabricated member, namely the length of the step is the sum of the widths of the five unit plates 600.

Therefore, through above-mentioned structure, drive the draw runner 500 rebound back by lifting unit, sliding sleeve 180, the adjustment is located the quantity of the unit board 600 directly over between two side moulds 300, again drive unit board 600 rebound to between two side moulds 300 through draw runner 500 by lifting unit, make two side moulds 300 press from both sides tight unit board 600 between the two through the translation subassembly, thereby can pour the stair prefab of the different width of shaping, satisfy different production demands, reduction in production cost.

The lifting assembly comprises two electric push rods 150 fixed below the top plate of the fixing frame 200, the output ends of the two electric push rods 150 are fixedly connected with oblique strips 700 obliquely arranged, the length direction of the oblique strips 700 is consistent with that of the inclined part 101, two ends of the two oblique strips 101 are respectively fixedly connected through two transverse strips 900, and the transverse strips 900 extend along the width direction parallel to the inclined part 101. The two oblique strips 700 are two sliding grooves with notches facing the two sliding grooves, the two ends of the sliding strip 500 are respectively provided with two sliding portions 501, the two sliding portions 501 correspond to the two sliding grooves one by one and are connected in a sliding mode, and a locking assembly used for locking the positions of the sliding portions 501 is arranged between the sliding portions 501 and the sliding grooves.

After adopting above-mentioned structure, the gib 700 end to end fixed connection that sets up through two crossbands 900 that distribute side by side and two slopes to form a confined frame, two long sides of this frame, two gibs 700 are connected with the electric putter output that is fixed in the roof below promptly, the lift removal of gib 700 and two crossbands 900 has been realized, two gibs 700 are connected with the both ends of draw runner 500 respectively, and then can drive the lift removal of draw runner 500, change the high position of unit board 600.

The gib 700 is the chute, with the sliding part 501 sliding connection of gib 500 tip, thereby can change the relative position of gib 500 and gib 700, and then change the position of cell board 600, and lock the relative position of sliding part 501 with gib 700 through locking Assembly, thereby lock baffle assembly's position, adjust the distance between two adjacent baffle assembly, thus, can adjust and close the size that forms step shaping space by two adjacent baffle assemblies and two side forms 300, make the concrete shaping back of pouring into in this step shaping space, have different width direction. Consequently, through this production mould, not only can produce the stair prefab of different width, can also adjust the width size of pouring fashioned stair prefab in the step, further can satisfy different construction demands, enlarge application scope.

The locking assembly comprises a locking bolt 800 with the axial lead consistent with the length direction of the slide bar 500, a threaded hole is formed in the sliding portion 501, a strip-shaped opening 701 extending along the length direction is formed in the bottom of the chute, and the locking bolt 701 penetrates through the inner side of the strip-shaped opening 701 and is in threaded connection with the inner wall of the threaded hole of the sliding portion 501.

After the structure is adopted, the locking bolt 701 is rotated to be close to or far away from the chute, and when the locking bolt 701 moves close to the chute and abuts against the inclined bar 700, the positions of the sliding part 501 and the sliding bar 500 can be locked; after the locking bolt 701 moves away from the chute, the sliding part 501 can slide along the chute conveniently, and the positions of the slide bar 500 and the unit plate 600 can be adjusted.

An adjusting frame 110 is fixed on one side of the sliding sleeve 180 opposite to the unit plate 600, an axis of the adjusting frame 110 extends along a length direction parallel to the inclined portion 101, an adjusting rod 120 which is in sliding fit with the adjusting frame 110 and extends along a length direction of the slanted bar 700 is arranged in the adjusting frame 110 in a penetrating manner, two sliding rails 130 which are in the same length direction with the two transverse bars 900 are fixed on the two transverse bars, and two ends of the adjusting rod 120 are respectively in one-to-one correspondence with the two sliding rails 130 and are in sliding fit with the two sliding rails 130.

After the structure is adopted, the adjusting rod 120 penetrates through the adjusting frames 110 above the unit plates 600 in each partition plate assembly, when the sliding strips 500 slide along the oblique strips 700, the adjusting frames 110 can move along the adjusting rods 120, so that the stability of the sliding strips 500 and the unit plates 600 in movement is ensured, and the adjusting frames 110 and the unit plates 600 corresponding to the adjusting frames 110 can be driven to move along the sliding strips 500 by the aid of the adjusting rods 120 acting on the adjusting frames 110 in each partition plate assembly, so that when the number of the unit plates between the two side dies 300 is adjusted, the unit plates 600 in each partition plate assembly can be driven to synchronously move by operation of the adjusting rods 120, operation is more convenient, and the two ends of the adjusting rods 120 are connected with the sliding rails 130 fixed on the cross strips 900 in a sliding manner, so that the stability of the adjusting rods 120 in movement in the direction parallel to the length direction of the sliding strips 500 is ensured.

The two side dies 400 are arranged on the top surface of the bottom die 100 in a moving mode along the width direction of the inclined portion 101, the driving assembly comprises two driving units which are connected with the side dies 400 in a one-to-one mode, each driving unit comprises three hydraulic cylinders 140, the three hydraulic cylinders 140 correspond to the inclined portion 101 of the bottom die 100 and the horizontal portions 102 at two ends of the inclined portion 101 respectively, the cylinder barrels of the hydraulic cylinders 140 are fixedly connected with the bottom die 100, and the piston rods are fixedly connected with the side dies 400.

In the driving assembly, the driving units on two sides respectively act on the two side dies 300 simultaneously, and the driving units comprise three hydraulic cylinders 140 respectively corresponding to the inclined part 101 and the two horizontal parts 102, so that the two side dies 300 are uniformly stressed, the side dies 300 are prevented from being deformed after being pressed, and the pouring forming quality of the stair prefabricated member is improved.

Example 2

As shown in fig. 11, the adjustable mold for producing a stair preform of example 2 is based on example 1, except that in the partition plate assembly, a protrusion 160 and a recess 170 are disposed between two adjacent unit plates 600, the protrusion 160 is in the shape of a convex strip and extends along the height direction of the unit plates 600, and the recess 170 is a groove extending along the height direction of the unit plates 600.

After adopting above-mentioned structure, after two adjacent cell boards 600 splice in the baffle subassembly, through the protruding 160 and the recess 170 of looks adaptation, compare in the contact surface mode that the plane has increased two adjacent cell boards 600's area of contact, can increase sealing area on the one hand, prevent to pour the in-process, the concrete spills from two cell boards 600's space, and on the other hand has consolidated two adjacent cell boards 600's concatenation intensity to the steadiness of structure has been improved.

After concrete is poured into the production molds of examples 1 and 2, the stair preform 190 obtained by final molding of the concrete is shown in fig. 12.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and embellishments can be made without departing from the technical principle of the present invention, and these improvements and embellishments should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a stair prefab production mould with adjustable which characterized in that:

the bottom die comprises a bottom die (100) and a fixing frame (200), wherein the top surface of the bottom die (100) comprises an inclined part (101) and horizontal parts (102) which are respectively arranged at two ends of the inclined part (101), an end die (300) is arranged on each horizontal part (102), two side dies (400) which are distributed side by side along the width direction of the inclined part (101) and move relatively are arranged between the end dies (300), the bottom die (100) is connected with a driving assembly for driving the two side dies (400) to move relatively, and the bottom die (100), the end die (300) and the two side dies (400) enclose a casting shell with an opening top;

mount (200) are connected with step shaping subassembly through lifting unit, step shaping subassembly includes a plurality of edges slope (101) length direction interval distribution's baffle subassembly, two adjacent baffle subassemblies are used for two side form (400) enclose close form with there is the step in clearance in slope (101) to pour the space.

2. The adjustable stair preform production mold of claim 1, wherein: the baffle subassembly includes along being on a parallel with draw runner (500) that slope portion (101) width direction extends, draw runner (500) with lifting unit's output is connected, sliding fit has a plurality of cell boards (600) on draw runner (500), cell board (600) set up along the vertical direction and its face is on a parallel with the length direction of draw runner (500).

3. The adjustable stair preform production mold of claim 2, wherein: the output end of the lifting component is connected with an oblique strip (700) extending in the length direction of the oblique part (101), the slide strip (500) is parallel to the length direction of the oblique strip (700) and is in sliding connection with the oblique strip, and a locking component used for locking the position of the slide strip (500) is arranged between the slide strip (500) and the oblique strip (700).

4. The adjustable stair preform production mold of claim 3, wherein: the locking assembly comprises a locking bolt (800), the axial lead of the locking bolt (800) is consistent with the length direction of the sliding strip (500), and the locking bolt (800) is in threaded connection with the sliding strip (500).

5. The adjustable stair preform production mold of claim 4, wherein: the gib (700) is the chute, the gib (500) include with chute sliding fit's sliding part (501), the tank bottom of chute is provided with along bar mouth (701) that its length direction extends, locking bolt (800) wear to locate in bar mouth (701) and with sliding part (501) screw-thread fit.

6. The adjustable stair preform production mold of claim 5, wherein: the number of the oblique strips (700) is two, the oblique strips are distributed at two ends of the slide bar (500) side by side, and the two oblique strips (700) are fixedly connected.

7. The adjustable stair preform production mold of claim 3, wherein: the unit plate (600) is fixedly connected with an adjusting frame (110), and an adjusting rod (120) which is in sliding fit with the adjusting frame (110) and extends along the length direction of the oblique strip (700) along the axial lead penetrates through the adjusting frame (110).

8. The adjustable stair preform production mold of claim 7, wherein: the two ends of the adjusting rod (120) are both matched with sliding rails (130) in a sliding mode along the width direction of the inclined part (101), and the sliding rails (130) are fixed between the two inclined strips (700).

9. The adjustable stair preform production mold of claim 1, wherein: two side form (400) all follow the width direction of slope portion (101) remove set up in the top surface of die block (100), drive assembly include two with the drive unit that side form (400) one-to-one is connected, drive unit includes pneumatic cylinder (140), the cylinder of pneumatic cylinder (140) with die block (100) fixed connection, the piston rod with side form (400) fixed connection.

10. The adjustable stair preform production mold of claim 2, wherein: in the clapboard assembly, a protrusion (160) and a recess (170) which are matched with each other are arranged between two adjacent unit plates (600).

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