CN109365673B - Automatic feeding pre-bending device for tunnel secondary lining steel bars and using method thereof - Google Patents
Automatic feeding pre-bending device for tunnel secondary lining steel bars and using method thereof Download PDFInfo
- Publication number
- CN109365673B CN109365673B CN201811212367.4A CN201811212367A CN109365673B CN 109365673 B CN109365673 B CN 109365673B CN 201811212367 A CN201811212367 A CN 201811212367A CN 109365673 B CN109365673 B CN 109365673B
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- feeding
- annular framework
- lining steel
- annular
- motor
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 60
- 239000010959 steel Substances 0.000 title claims abstract description 60
- 238000005452 bending Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 238000005096 rolling process Methods 0.000 claims description 24
- 238000007599 discharging Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 11
- 230000003014 reinforcing effect Effects 0.000 abstract description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F1/00—Bending wire other than coiling; Straightening wire
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F23/00—Feeding wire in wire-working machines or apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Wire Processing (AREA)
Abstract
The utility model provides a two lining reinforcing bars automatic feeding pre-bending devices in tunnel and application method thereof, wherein the device includes feeding conveyer, annular loading attachment and hydraulic pressure tilting system, feeding conveyer includes feeding platform (1) and motor I, transmission shaft (2) are installed to feeding platform (1) high end, and feeding platform (1) this end is provided with the feed inlet, annular loading attachment includes annular skeleton (3), annular skeleton (3) are installed in the feed inlet the place ahead, and the contained angle of annular skeleton (3) feed inlet and horizontal plane is the same with feeding platform (1) slope, annular skeleton (3) inner wall processing has roll wheel (4), and install roll axis (5) in annular skeleton (3) inner wall both sides arch waist department, hydraulic pressure tilting system includes hydraulic dowel bar (6) and motor II (7). The use method indicates the automatic feeding pre-bending process of the lining steel bars (10). The lining steel bar (10) feeding automation is realized, and the construction efficiency and quality are improved.
Description
Technical Field
The invention relates to a feeding device, in particular to an automatic feeding pre-bending device for a secondary lining steel bar of a tunnel and a using method thereof, and belongs to the technical field of tunnel lining construction.
Background
At present, with the rapid development of high-speed rails in China, tunnels are more and more. Along with the continuous improvement of engineering quality and standardized construction requirements, the manpower and material resources required by tunnel lining steel bar construction are also increased, and the safety risk is increased continuously; however, due to the large tunnel section, the large number of lining steel bars, the long radian, the staggered and complex procedures and the like, the traditional manual feeding method has the defects of large manual consumption, large labor capacity of workers, low work efficiency and huge safety risk, so that the construction requirement cannot be met.
Disclosure of Invention
The invention aims to solve the problems of low construction efficiency, large labor input, large labor amount, high safety risk and the like of the existing manual feeding method of the secondary lining steel bars, and provides an automatic feeding pre-bending device of the secondary lining steel bars of a tunnel and a using method of the automatic feeding pre-bending device.
In order to achieve the above object, the technical solution of the present invention is: the utility model provides a two lining reinforcing bar automatic feeding pre-bending devices in tunnel, includes feeding conveyer, annular loading attachment and hydraulic pressure tilting system, feeding conveyer include feeding platform and motor I, feeding platform be a slope platform, feeding platform installs in waterproof board platform truck one side, the transmission shaft is installed to feeding platform high-end, and this end of feeding platform is provided with the feed inlet, the transmission shaft be connected with motor I, annular loading attachment include annular skeleton, annular skeleton one end be the feed inlet, annular skeleton other end is the discharge gate, annular skeleton installs in feeding platform's feed inlet the place ahead, annular skeleton feed inlet is the same height with the feed inlet, and annular skeleton feed inlet is the same with the contained angle and feeding platform slope of horizontal plane, annular skeleton inner wall processing has the roll wheel, and is installed the roll axis in annular skeleton inner wall both sides arch waist department, hydraulic pressure tilting system include hydraulic dowel bar and motor II, hydraulic dowel bar one end and motor II be connected, the hydraulic dowel bar other end is connected with annular skeleton.
The annular framework is hinged on the waterproof board trolley through a rotating shaft.
The feeding port on the feeding platform is composed of a plurality of positioning rollers which are arranged at intervals.
The application method of the automatic feeding pre-bending device for the second lining steel bars of the tunnel comprises the following steps: step one, placing the two lining steel bars on a feeding platform; step two, starting a motor II, wherein the motor II adjusts and inclines the annular framework through a hydraulic dowel bar, so that the included angle between a feeding port of the annular framework and the horizontal plane is ensured to be consistent with the gradient of the feeding platform, and closing the motor II; step three, starting a motor I to drive a transmission shaft to rotate; step four, starting a rolling shaft motor in the annular framework to drive the rolling shaft to rotate; inserting the second lining steel bars on the feeding platform into the positioning rollers, extending the second lining steel bars onto a transmission shaft of the feeding platform, and transmitting the second lining steel bars into the self-annular framework through the transmission shaft; step six, pre-bending the two lining steel bars through rolling wheels and rolling shafts in the annular framework and conveying the two lining steel bars to the other end of the annular framework; step seven, starting a motor II, and adjusting the annular framework from inclination to be perpendicular to the tunnel line direction through a hydraulic dowel bar; and step eight, taking out the two lining steel bars from the annular framework for binding.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the feeding platform, the transmission shaft transmits the two lining steel bars out, and the two lining steel bars are pre-bent through the annular framework and are transmitted in place. Therefore, the automatic feeding of the secondary lining steel bars is realized, the labor is saved, the labor capacity of workers is reduced, and the method is economical, practical and simple; and the construction efficiency and quality are improved, and the high-altitude safety coefficient of the tunnel is improved.
2. The annular framework reasonably utilizes construction space, reduces operation interference between vehicles entering and exiting to the secondary lining steel bars, and correspondingly reduces safety risk generated by operation interference.
3. The invention utilizes the annular framework to automatically feed and pre-bend, so that the construction of the two lining steel bars is mechanized and standardized.
Drawings
Fig. 1 is a schematic diagram of the structure of the present invention.
Fig. 2 is a schematic diagram of a hydraulic inversion system according to the invention.
In the figure, a feeding platform 1, a transmission shaft 2, an annular framework 3, rolling wheels 4, a rolling shaft 5, a hydraulic dowel bar 6, a motor II 7, a rotating shaft 8, a positioning roller 9 and a secondary lining steel bar 10.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings and detailed description.
Examples
Referring to fig. 1 to 2, an automatic feeding and pre-bending device for a secondary lining steel bar of a tunnel relates to automatic feeding and pre-bending of a secondary lining steel bar 10 in the tunnel lining construction process, and comprises a feeding conveying device, an annular feeding device and a hydraulic overturning system.
Referring to fig. 1 to 2, the feeding conveyor comprises a feeding platform 1 and a motor i, wherein the feeding platform 1 is a slope platform, and the feeding platform 1 is arranged at one side of a waterproof board trolley and is used for placing a secondary lining steel bar 10; the gradient of the feeding platform 1 depends on the installation height of the annular feeding device and the length of the feeding platform 1, meanwhile, the secondary lining steel bars 10 are ensured to be conveniently placed on the feeding platform 1, and the installation height of the annular feeding device is considered to allow construction vehicles in a hole to pass through. The high end of the feeding platform 1 is provided with a transmission shaft 2, the end of the feeding platform 1 is provided with a feeding port, and the transmission shaft 2 is connected with a motor I; the secondary lining steel bars 10 are conveyed out through the transmission shaft 2.
Referring to fig. 1, the annular feeding device comprises an annular framework 3, wherein one end of the annular framework 3 is a feeding hole, and the other end of the annular framework 3 is a discharging hole. The annular rib 3 is arranged in front of the feeding port of the feeding platform 1, the feeding port of the annular framework 3 is at the same height as the feeding port, and the included angle between the feeding port of the annular framework 3 and the horizontal plane is the same as the gradient of the feeding platform 1, so that the secondary lining steel bars 10 conveyed out of the feeding platform 1 can enter the annular framework 3. The inner wall of the annular framework 3 is provided with rolling wheels 4, and second lining steel bars 10 enter the annular framework 3 and are conveyed through the rolling wheels 4; and the rolling shafts 5 are arranged at the arch waist parts, namely the radian conversion parts, on the two sides of the inner wall of the annular framework 3, so that the rolling shafts 5 can change the conveying direction of the secondary lining reinforcing steel bars 10, the pre-bending effect of the secondary lining reinforcing steel bars 10 can be achieved, and meanwhile, the conveying power of the secondary lining reinforcing steel bars 10 can be increased. Thus, the secondary backing bar 10 is pre-bent by the loop frame 3 and transferred into place.
Referring to fig. 2, the hydraulic overturning system comprises a hydraulic dowel bar 6 and a motor II 7, one end of the hydraulic dowel bar 6 is connected with the motor II 7, and the other end of the hydraulic dowel bar 6 is connected with the annular framework 3. The hydraulic overturning system can overturn the annular framework 3.
Referring to fig. 2, the ring-shaped skeleton 3 is hinged to the waterproof board trolley through a rotating shaft 8.
Referring to fig. 1, the feeding port on the material platform 1 is composed of a plurality of positioning rollers 9 which are arranged at intervals. The secondary lining steel bars 10 are positioned by the positioning roller 9 of the feeding port, and the transmission shaft 2 transmits the secondary lining steel bars 10 into the annular framework 3.
Embodiment two: the application method of the automatic feeding pre-bending device for the second lining steel bars of the tunnel comprises the following steps:
step one, placing the two lining steel bars 10 on a feeding platform 1.
Step two, starting a motor II 7, wherein the motor II 7 adjusts and inclines the annular framework 3 through the hydraulic dowel bar 6, so that the included angle between the feed inlet of the annular framework 3 and the horizontal plane is consistent with the gradient of the feeding platform 1, and closing the motor II 7.
And thirdly, starting the motor I to drive the transmission shaft 2 to rotate.
And fourthly, starting a motor of the rolling shaft 5 in the annular framework 3 to drive the rolling shaft 5 to rotate, so as to transmit reinforcing transmission power to the secondary lining reinforcing steel bars 10.
Step five, inserting the second lining steel bars 10 on the feeding platform 1 into the positioning rollers 9, extending into the transmission shaft 2 of the feeding platform 1, and transmitting the second lining steel bars 10 into the self-annular framework 3 through the transmission shaft 2.
And step six, pre-bending the second lining steel bars 10 by rolling the rolling wheels 4 and the rolling shafts 5 in the annular framework 3 and conveying the second lining steel bars to the other end of the annular framework 3.
Step seven, starting a motor II 7, and adjusting the inclination of the annular framework 3 to be vertical to the tunnel line direction through a hydraulic dowel bar 6; the direction perpendicular to the tunnel line direction is the tunnel lining section direction.
And step eight, taking out the secondary lining steel bars 10 from the annular framework 3 for binding.
Referring to fig. 1 to 2, the device and the using method thereof realize automatic feeding pre-bending of the secondary lining steel bars 10: the secondary lining steel bar 10 is placed on the feeding platform 1, the secondary lining steel bar 10 is positioned through the positioning roller 9, the transmission shaft 2 transmits the secondary lining steel bar 10 to the annular framework 3, and the secondary lining steel bar 10 enters the annular framework 3 and is transmitted through the rolling wheel 4; the rolling shafts 5 at the arches on the two sides of the inner wall of the annular framework 3 can change the conveying direction of the secondary lining steel bars 10, can play a role in pre-bending the secondary lining steel bars 10, and can increase the conveying power of the secondary lining steel bars 10, so that the secondary lining steel bars 10 are pre-bent and conveyed in place through the annular framework 3. After the second lining steel bars 10 are transferred in place, the hydraulic overturning system transfers power, the annular framework 3 is overturned to 90 degrees through the rotating shaft 8, so that the annular framework is perpendicular to the ground, and workers take out the steel bars from the annular framework to be bound after the overturning is finished. The feeding speed is high, the labor investment is low, and the labor capacity of workers is low; and the efficiency is greatly improved, and the risk of high-altitude operation is reduced.
The foregoing is a further detailed description of the invention in connection with the preferred embodiments, and it is not intended that the invention be limited to the specific embodiments described. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the invention, and the above-described structure should be considered to be within the scope of the invention.
Claims (2)
1. The application method of the automatic feeding pre-bending device for the two lining steel bars of the tunnel is characterized by comprising the following steps of: the automatic feeding pre-bending device for the second lining steel bars of the tunnel comprises a feeding conveying device, an annular feeding device and a hydraulic overturning system, wherein the feeding conveying device comprises a feeding platform (1) and a motor I, the feeding platform (1) is a gradient platform, the feeding platform (1) is arranged on one side of a waterproof board trolley, a transmission shaft (2) is arranged at the high end of the feeding platform (1), the end of the feeding platform (1) is provided with a feeding port, the transmission shaft (2) is connected with the motor I, the annular feeding device comprises an annular framework (3), one end of the annular framework (3) is the feeding port, the other end of the annular framework (3) is the discharging port, the annular framework (3) is arranged in front of the feeding port of the feeding platform (1), the feeding port of the annular framework (3) is at the same height as the feeding port, the included angle between the feeding port of the annular framework (3) and a horizontal plane is the same as the gradient of the feeding platform (1), rolling wheels (4) are machined on the inner wall of the annular framework (3), rolling shafts (5) are arranged at two sides of the inner wall of the annular framework (3), the hydraulic overturning system comprises an arch bar (6) and a hydraulic overturning motor (6) which is connected with one end of the hydraulic overturning system (6), the annular framework (3) is hinged on the waterproof board trolley through a rotating shaft (8);
the using method comprises the following steps:
step one, placing a second lining steel bar (10) on a feeding platform (1);
step two, starting a motor II (7), wherein the motor II (7) adjusts and inclines the annular framework (3) through a hydraulic dowel bar (6), so as to ensure that the included angle between a feed inlet of the annular framework (3) and the horizontal plane is consistent with the gradient of the feeding platform (1), and closing the motor II (7);
step three, starting a motor I to drive a transmission shaft (2) to rotate;
step four, starting a motor of a rolling shaft (5) in the annular framework (3) to drive the rolling shaft (5) to rotate;
inserting a second lining steel bar (10) on the feeding platform (1) into the positioning roller (9), extending the second lining steel bar into a transmission shaft (2) of the feeding platform (1), and transmitting the second lining steel bar (10) into the self-annular framework (3) through the transmission shaft (2);
step six, pre-bending the second lining steel bars (10) through rolling of the rolling wheels (4) and the rolling shafts (5) in the annular framework (3) and conveying the second lining steel bars to the other end of the annular framework (3);
step seven, starting a motor II (7), and adjusting the annular framework (3) from inclination to be vertical to the tunnel line direction through a hydraulic dowel bar (6);
and step eight, taking out the secondary lining steel bars (10) from the annular framework (3) for binding.
2. The method for using the automatic feeding and pre-bending device for the double-lining steel bars of the tunnel according to claim 1, wherein the method comprises the following steps: the feeding port on the feeding platform (1) is composed of a plurality of positioning rollers (9) which are arranged at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811212367.4A CN109365673B (en) | 2018-10-18 | 2018-10-18 | Automatic feeding pre-bending device for tunnel secondary lining steel bars and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811212367.4A CN109365673B (en) | 2018-10-18 | 2018-10-18 | Automatic feeding pre-bending device for tunnel secondary lining steel bars and using method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109365673A CN109365673A (en) | 2019-02-22 |
| CN109365673B true CN109365673B (en) | 2024-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811212367.4A Active CN109365673B (en) | 2018-10-18 | 2018-10-18 | Automatic feeding pre-bending device for tunnel secondary lining steel bars and using method thereof |
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| 钢模台车在隧道二次衬砌中的应用;徐修梅;崔秀玲;;西北水电(第05期);全文 * |
| 隧洞二次衬砌液压钢模台车的改装及应用;刘义杰;刘文明;;山西水利科技(第04期);全文 * |
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