阅读说明：本技术 梁板预制钢筋制作装置及其方法 (Device and method for manufacturing beam slab prefabricated steel bar ) 是由 李小龙 张龙 梁寒冰 张海杨 于 2019-10-09 设计创作，主要内容包括：本发明提供了一种梁板预制钢筋制作装置及其方法,本发明通过焊接于两条第二角钢之间的两条平行设置的第三角钢,每条第三角钢上按预设间隔设置有钢筋卡槽；分别焊接于两条第二角钢的相背侧的、并相对设置的Y字型钢筋；架设于每两个相对设置的Y字型钢筋上的各根第一圆管；设置于台座旁边的按预设间隔设置的第一方钢,按预设间隔距离焊接于所述第一方钢上的第二方钢,每个第二方钢内插入有第二圆管；连接各根第一方钢的顶端的第五角钢,所述第五角钢按预设间隔设置有卡槽,所述第五角钢的卡槽的分布位置与所述第三角钢的钢筋卡槽的分布位置对应,本发明可以解决梁板预制过程中钢筋预制绑扎定位不准确,定型不稳定,以及工作效率低下的问题。(The invention provides a beam slab precast reinforcement manufacturing device and a method thereof, wherein two parallel third angle steels are welded between two second angle steels, and each third angle steel is provided with reinforcement clamping grooves at preset intervals; y-shaped steel bars which are welded to the opposite sides of the two second angle steels and are arranged oppositely; each first circular tube is erected on each two oppositely arranged Y-shaped reinforcing steel bars; the first square steels arranged beside the pedestal at preset intervals are welded on the second square steels on the first square steels at preset intervals, and a second round pipe is inserted into each second square steel; the fifth angle steel is connected with the top ends of the first square steels, the fifth angle steel is provided with clamping grooves at preset intervals, and the distribution positions of the clamping grooves of the fifth angle steel correspond to the distribution positions of the steel bar clamping grooves of the third angle steel.)

1. The utility model provides a beam slab precast reinforcement preparation facilities which characterized in that includes:

a pedestal;

the device comprises two parallel first angle steels embedded in the top surface of the pedestal, wherein the spacing distance between the first angle steels is the width of the pedestal;

the steel plate is welded on the first angle steel, and the width of the steel plate is the width of the precast beam plate;

two second angle steels welded on the steel plate in parallel, wherein the spacing distance between the second angle steels is the width of the bottom of the steel bar of the precast beam plate, and the second angle steels are used for supporting two sides of the bottom of the steel bar of the precast beam plate;

the second angle steels are welded between the two second angle steels and are arranged in parallel, and each second angle steel is provided with a steel bar clamping groove at a preset interval, and the steel bar clamping grooves are used for clamping and limiting the bottoms of all steel bars of the precast beam slab;

y-shaped steel bars which are welded to the opposite sides of the two second angle steels and are arranged oppositely;

each first circular tube is erected on each two oppositely arranged Y-shaped reinforcing steel bars and is used for erecting distribution ribs at the bottom of the precast beam slab;

the prefabricated beam slab comprises first square steels arranged beside a pedestal at preset intervals, and second square steels welded on the first square steels at preset intervals, wherein a second round pipe is inserted into each second square steel and is used for erecting distribution ribs in the middle of a prefabricated beam slab;

connect the fifth angle steel on the top of each first square bar, the fifth angle steel is provided with the draw-in groove according to predetermineeing the interval, draw-in groove on the fifth angle steel is used for supplying the top block of each reinforcing bar of precast beam board spacing, the distributed position of the draw-in groove of fifth angle steel with the distributed position of the reinforcing bar draw-in groove of third angle steel corresponds, and the draw-in groove of the same group of fifth angle steel that distributed position corresponds, be located the perpendicular to with the reinforcing bar draw-in groove of third angle steel on the coplanar of pedestal.

2. The apparatus for manufacturing precast reinforcing steel for beam slab of claim 1, wherein the length of the pedestal is the length of the precast beam slab plus 1 meter; the width of the pedestal is obtained by subtracting 5cm from the width of the bottom of the precast beam plate; the height of the stand is 30 cm.

3. The apparatus for manufacturing precast reinforcing bars for beam and slab according to claim 1, wherein the thickness of the steel plate is 3 mm.

4. The apparatus for manufacturing precast beam-slab reinforcing steel according to claim 1, wherein a pre-opened hole for receiving the first circular tube is further provided at the bottom of the pedestal.

5. The apparatus for manufacturing precast reinforcing steel for beam slab of claim 4, wherein the distance between the preformed holes is 2 m.

6. The apparatus for manufacturing a beam-slab precast reinforcing steel according to claim 1, wherein the first square steel is disposed at a position 50cm beside the platform.

7. The apparatus for manufacturing precast reinforcing bars for beam panels according to claim 1, wherein the interval between the first square steels is 2 m.

8. A beam slab precast reinforcement manufacturing method is characterized in that the beam slab precast reinforcement manufacturing device is adopted, and the method comprises the following steps:

clamping the bottom of each steel bar of the processed precast beam plate in a corresponding steel bar clamping groove of the third angle steel, and simultaneously propping two sides of the bottom of each steel bar of the precast beam plate against the second angle steel;

clamping the top of each steel bar of the processed precast beam plate in a clamping groove corresponding to the fifth angle steel;

pushing all second circular tubes inserted into the second square steel on the upright posts forwards;

erecting a first circular tube on every two oppositely arranged Y-shaped reinforcing steel bars;

placing distribution ribs in the middle of the precast beam plate on the second circular tube, and placing distribution ribs at the bottom of the precast beam plate on the Y-shaped reinforcing steel bars;

binding the middle parts of all the steel bars of the precast beam plate with the distributed steel bars of the middle part of the precast beam plate;

binding the lower parts of all the steel bars of the precast beam plate with the distribution ribs at the bottom of the precast beam plate to finally form a steel bar cage, drawing out the first circular tubes on the Y-shaped steel bars, and drawing out the second circular tubes;

and hoisting the reinforcement cage onto a workbench die.

Technical Field

The invention relates to a beam slab precast reinforcement manufacturing device and a method thereof.

Background

Bridge beam slabs are produced more and more widely in a prefabricated mode. The construction process and technique of the upper structure beam slab are always the most difficult and are constantly being innovated. The construction process of the prefabricated beam is developed more and more mature. The beam slab reinforcement cage can realize the line production of the beam slab reinforcement cage, can maximally save the construction period of beam slab manufacturing, can save material resources, saves manpower, and maximally saves construction cost.

The prestressed beam slab post-tensioning prefabrication mainly comprises 5 steps of steel bar binding, concrete pouring, prestressed tensioning, grouting and hanging beam. The conventional method is mainly adopted for binding the reinforcing steel bars, each structural reinforcing steel bar needs to be independently positioned, the working efficiency of fixing is low, the shaping and positioning of the reinforcing steel bar are inaccurate, the size control of a beam plate protective layer is not in place, the processing of the beam plate reinforcing steel bars is difficult to be carried out in batches, and the beam plate prefabricating efficiency and quality are influenced.

Therefore, a construction method capable of improving the working efficiency of beam slab prefabrication and ensuring the product quality is urgently needed, and the beam slab assembly line construction is ensured.

Disclosure of Invention

The invention aims to provide a beam plate prefabricated steel bar manufacturing device and a beam plate prefabricated steel bar manufacturing method.

In order to solve the above problems, the present invention provides a device for manufacturing a beam slab precast reinforced bar, comprising:

a pedestal;

the device comprises two parallel first angle steels embedded in the top surface of the pedestal, wherein the spacing distance between the first angle steels is the width of the pedestal;

the steel plate is welded on the first angle steel, and the width of the steel plate is the width of the precast beam plate;

two second angle steels welded on the steel plate in parallel, wherein the spacing distance between the second angle steels is the width of the bottom of the steel bar of the precast beam plate, and the second angle steels are used for supporting two sides of the bottom of the steel bar of the precast beam plate;

the second angle steels are welded between the two second angle steels and are arranged in parallel, and each second angle steel is provided with a steel bar clamping groove at a preset interval, and the steel bar clamping grooves are used for clamping and limiting the bottoms of all steel bars of the precast beam slab;

y-shaped steel bars which are welded to the opposite sides of the two second angle steels and are arranged oppositely;

each first circular tube is erected on each two oppositely arranged Y-shaped reinforcing steel bars and is used for erecting distribution ribs at the bottom of the precast beam slab;

the prefabricated beam slab comprises first square steels 4 arranged beside a pedestal at preset intervals, and second square steels welded on the first square steels at preset intervals, wherein a second round pipe is inserted into each second square steel and is used for erecting distribution ribs in the middle of a prefabricated beam slab;

connect the fifth angle steel on the top of each first square bar, the fifth angle steel is provided with the draw-in groove according to predetermineeing the interval, draw-in groove on the fifth angle steel is used for supplying the top block of each reinforcing bar of precast beam board spacing, the distributed position of the draw-in groove of fifth angle steel with the distributed position of the reinforcing bar draw-in groove of third angle steel corresponds, and the draw-in groove of the same group of fifth angle steel that distributed position corresponds, be located the perpendicular to with the reinforcing bar draw-in groove of third angle steel on the coplanar of pedestal.

Further, in the above apparatus, the length of the pedestal 100 is the length of the precast beam slab plus 1 meter; the width of the pedestal is obtained by subtracting 5cm from the width of the bottom of the precast beam plate; the height of the stand is 30 cm.

Further, in the above apparatus, the thickness of the steel plate is 3 mm.

Further, in the above device, the bottom of the pedestal is further provided with a reserved hole for accommodating the first circular tube.

Further, in the above device, the distance between the preformed holes is 2 m.

Further, in the above apparatus, the first square steel is disposed 50cm beside the pedestal.

Further, in the above apparatus, the pitch between the first square steels is 2 m.

According to another aspect of the present invention, there is provided a method for manufacturing a beam-slab precast reinforced bar, the device for manufacturing a beam-slab precast reinforced bar includes:

clamping the bottom of each steel bar of the processed precast beam plate in a corresponding steel bar clamping groove of the third angle steel, and simultaneously propping two sides of the bottom of each steel bar of the precast beam plate against the second angle steel;

clamping the top of each steel bar of the processed precast beam plate in a clamping groove corresponding to the fifth angle steel;

pushing all second circular tubes inserted into the second square steel on the upright posts forwards;

erecting a first circular tube on every two oppositely arranged Y-shaped reinforcing steel bars;

placing distribution ribs in the middle of the precast beam plate on the second circular tube, and placing distribution ribs at the bottom of the precast beam plate on the Y-shaped reinforcing steel bars;

binding the middle parts of all the steel bars of the precast beam plate with the distributed steel bars of the middle part of the precast beam plate;

binding the lower parts of all the steel bars of the precast beam plate with the distribution ribs at the bottom of the precast beam plate to finally form a steel bar cage, drawing out the first circular tubes on the Y-shaped steel bars, and drawing out the second circular tubes;

and hoisting the reinforcement cage onto a workbench die.

Compared with the prior art, the invention uses the pedestal; the device comprises two parallel first angle steels embedded in the top surface of the pedestal, wherein the spacing distance between the first angle steels is the width of the pedestal; the steel plate is welded on the first angle steel, and the width of the steel plate is the width of the precast beam plate; two second angle steels welded on the steel plate in parallel, wherein the spacing distance between the second angle steels is the width of the bottom of the steel bar of the precast beam plate, and the second angle steels are used for supporting two sides of the bottom of the steel bar of the precast beam plate; the second angle steels are welded between the two second angle steels and are arranged in parallel, and each second angle steel is provided with a steel bar clamping groove at a preset interval, and the steel bar clamping grooves are used for clamping and limiting the bottoms of all steel bars of the precast beam slab; y-shaped steel bars which are welded to the opposite sides of the two second angle steels and are arranged oppositely; each first circular tube is erected on each two oppositely arranged Y-shaped reinforcing steel bars and is used for erecting distribution ribs at the bottom of the precast beam slab; the prefabricated beam slab comprises first square steels 4 arranged beside a pedestal at preset intervals, and second square steels welded on the first square steels at preset intervals, wherein a second round pipe is inserted into each second square steel and is used for erecting distribution ribs in the middle of a prefabricated beam slab; connect the fifth angle steel on the top of each first square steel, the fifth angle steel is provided with the draw-in groove according to predetermineeing the interval, draw-in groove on the fifth angle steel is used for supplying the top block of each reinforcing bar of precast beam board spacing, the distributed position of the draw-in groove of fifth angle steel with the distributed position of the reinforcing bar draw-in groove of third angle steel corresponds, and the draw-in groove of the same group of fifth angle steel that distributed position corresponds, be located the perpendicular to with the reinforcing bar draw-in groove of third angle steel on the coplanar of pedestal, can solve the precast ligature location inaccuracy of the prefabricated in-process reinforcing bar of beam slab, the design is unstable to and the problem that work efficiency is low.

Drawings

Fig. 1 is a plan view of a beam slab precast reinforcement manufacturing apparatus according to an embodiment of the present invention;

fig. 2 is a side view of a device for manufacturing precast reinforcing bars for a beam slab according to an embodiment of the present invention;

fig. 3 is a schematic view of a slot of a fifth angle iron according to an embodiment of the present invention;

FIG. 4 is a schematic view of a Y-shaped reinforcement bar according to an embodiment of the present invention;

fig. 5 is a schematic view of a beam slab precast reinforced bar according to an embodiment of the present invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

As shown in fig. 1 to 5, the present invention provides a device for manufacturing a beam slab precast reinforced bar, comprising:

the table-base 100 is provided with,

preferably, the length of the pedestal 100 is the length of the precast beam slab plus 1 meter; the width of the pedestal is obtained by subtracting 5cm from the width of the bottom of the precast beam plate; the height of the pedestal is 30 cm;

two first angle steels which are pre-embedded in the top surface of the pedestal 100 and are arranged in parallel, wherein the interval distance between the first angle steels is the width of the pedestal;

the steel plate is welded on the first angle steel, and the width of the steel plate is the width of the precast beam plate;

preferably, the thickness of the steel plate is 3 mm;

two second angle steels 8 which are welded on the steel plate and are arranged in parallel, wherein the spacing distance between the second angle steels 8 is the width of the bottom of the steel bar of the precast beam plate, and two sides of the bottom e of the steel bar 10 of the precast beam plate are propped against the second angle steels 8;

the second angle steel 8 is 5cm by 5cm, so that the protective layers of the precast beam plate can be controlled to be 4 cm;

the two parallel third angle steels 7 are welded between the two second angle steels 8, reinforcing steel bar clamping grooves 13 are formed in each third angle steel 7 at preset intervals, and the bottom e of each reinforcing steel bar 10 of the precast beam plate is clamped in the corresponding reinforcing steel bar clamping groove 13;

the steel bar clamping grooves are used for positioning the longitudinal intervals of the bottoms of the steel bars of the precast beam plate, fixing the bottoms of the steel bars and preventing slippage; the second angle steel 8 is used for limiting the width of the bottom of the steel bar of the precast beam plate so as to ensure the accuracy of a concrete protection layer of the beam plate;

steel bar clamping grooves can be cut on the 3cm x 3cm third angle steel 7 by gas cutting, so that the distance between the bottoms of the steel bars of the precast beam plate is positioned on the two 3cm x 3cm third angle steels 7;

the Y-shaped steel bars 9 are respectively welded to the opposite sides of the two second angle steels 8 and are oppositely arranged;

each first circular tube is erected on each two oppositely arranged Y-shaped reinforcing steel bars, and the distribution ribs 11 at the bottom of the precast beam slab are erected on each first circular tube;

here, the distribution ribs at the bottom of the precast beam slab may be erected on each of the first circular tubes, and may be used for positioning the distribution ribs at the bottom of the precast beam slab.

The prefabricated beam slab comprises first square steels 4 arranged beside a pedestal at preset intervals, second square steels 1, 2 and 3 welded on the first square steels 4 at preset intervals, wherein a second round pipe 14 is inserted into each of the second square steels 1, 2 and 3, and distribution ribs 12 in the middle of the prefabricated beam slab are erected on the second round pipes 14;

preferably, the first square steel 4 is arranged 50cm beside the pedestal, 9cm x 9cm of the first square steel 4 can be fixed by driving expansion nails, and the distance between the first square steel 4 is 2 m;

the fifth angle steels 6 are connected with the top ends of the first square steels 4, clamping grooves 15 are formed in the fifth angle steels 6 at preset intervals, the tops a of all steel bars of the precast beam slab are clamped in the corresponding clamping grooves 15, the distribution positions of the clamping grooves 15 of the fifth angle steels 6 correspond to the distribution positions of the steel bar clamping grooves 13 of the third angle steels 7, and the clamping grooves 15 of the fifth angle steels 6 in the same group corresponding to the distribution positions and the steel bar clamping grooves 13 of the third angle steels 7 are positioned on the same plane perpendicular to the pedestal;

here, 2.5cm by 2.5cm square steels 1, 2, 3 may be welded to a 10cm by 10cm first square steel 4, which may have a length of 50cm, and a 2cm second round tube may be placed inside the square steel. And the second round pipe can be used for placing the distribution ribs in the middle of the precast beam plate in advance.

The height and the number of the second round pipes 14 are the number of layers of transverse steel bars of the web beam, and the second round pipes can stretch left and right; the first square steel 4 is a column of 10cm by 10cm at an interval of 2 meters;

the invention can solve the problems of inaccurate reinforcement bar prefabrication binding and positioning, unstable shaping and low working efficiency in the beam slab prefabrication process.

In an embodiment of the beam-slab precast reinforced bar of the present invention, a reserved hole 5 for accommodating the first circular tube is further disposed at the bottom of the pedestal.

The openings 5 are provided here for storing first round pipes, one at a distance of 2 meters. After the first round pipes are used, the first round pipes are used for storing all the first round pipes taken down from the Y-shaped steel bars; when the reinforcing steel bar is machined, the first round pipe can be conveniently drawn out of the through groove 5.

The clamping grooves of the fifth angle steels 6 are used for controlling the distance between the tops of all steel bars of the precast beam slab, the clamping grooves of the angle steels 7 are used for controlling the distance between bottom steel bars, the distribution positions of the clamping grooves of the fifth angle steels 6 and the clamping grooves of the third angle steels 7 correspond to each other, the second angle steels 8 are used for controlling the protective layers of the bottoms of the steel bars of the precast beam slab, and the protective layers of the precast beam slab are arranged from the outer edges of the second angle steels 8 to the outer edges of the same sides of the bench formwork; the distance between the Y-shaped reinforcing steel bars 9 is 2 meters, the first round pipe is taken out from the reserved hole channel 5 for supporting the distribution ribs 11 at the bottom of the prefabricated beam plate and placed on the Y-shaped reinforcing steel bars 9, the distribution ribs 11 at the bottom of the prefabricated beam plate are placed on the first round pipe, and then the next procedure is carried out.

The invention also provides another beam plate prefabricated steel bar manufacturing method, which adopts the beam plate prefabricated steel bar manufacturing device and comprises the following steps:

step S1, clamping the bottom e of each steel bar 10 of the prefabricated beam slab after being processed in a corresponding steel bar clamping groove 13 of the third angle steel 7, and meanwhile, supporting two sides of the bottom e of each steel bar 10 of the prefabricated beam slab against the second angle steel 8;

step S2, clamping the top a of each steel bar 10 of the processed precast beam slab in a clamping groove 15 corresponding to the fifth angle steel 6;

step S3, pushing all the second round tubes 14 inserted into the second square steels 1, 2, 3 on the upright post 4 forward;

step S4, erecting a first circular tube on each two oppositely arranged Y-shaped steel bars;

step S5, placing distribution ribs 12 in the middle of the precast beam plate on a second circular tube 14, and placing distribution ribs 11 at the bottom of the precast beam plate on Y-shaped reinforcing steel bars 9;

step S6, binding the middle part of each steel bar of the precast beam plate with the subsection bar 12 of the middle part of the precast beam plate;

step S7, binding the lower parts of the reinforcing steel bars of the precast beam plate with the distribution ribs 11 at the bottom of the precast beam plate to finally form a reinforcing steel bar cage, drawing out the first circular pipes on the Y-shaped reinforcing steel bars 9, and drawing out the second circular pipes 14;

and step S8, hoisting the reinforcement cage onto a workbench die.

The invention can solve the problems of inaccurate reinforcement bar prefabrication binding and positioning, unstable shaping and low working efficiency in the beam slab prefabrication process.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

It will be apparent to those skilled in the art that various changes and modifications may be made in the invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.