CN214813805U - Steel construction bridge ramp decorates arc board bending device - Google Patents
Steel construction bridge ramp decorates arc board bending device Download PDFInfo
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- CN214813805U CN214813805U CN202121726059.0U CN202121726059U CN214813805U CN 214813805 U CN214813805 U CN 214813805U CN 202121726059 U CN202121726059 U CN 202121726059U CN 214813805 U CN214813805 U CN 214813805U
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Abstract
A steel structure bridge ramp decorative arc plate bending device comprises a middle seat, a left bending mechanism, a right bending mechanism and a hydraulic station, wherein the left bending mechanism is arranged on the left side of the middle seat in an up-down parallel mode, the right bending mechanism is arranged on the right side of the middle seat in an up-down parallel mode, and the hydraulic station is arranged on the lower portion of the front side of the middle seat; the middle seat is a rectangular shell which is vertically arranged, horizontal studs are correspondingly arranged at the back of the middle seat up and down, threaded holes are symmetrically formed in the two sides of the middle seat, and a hanging ring is arranged in the middle of the upper surface of the middle seat; the utility model provides a technical scheme has reached good effect: the steel structure bridge ramp decorative arc plate bending device is characterized in that a left bending mechanism and a right bending mechanism are symmetrically arranged on two sides of a middle seat, an outer rotating arm and an inner rotating arm are bent towards the rear side through the matching of a hydraulic cylinder A and a hydraulic cylinder B, the controllable bending of a steel structure bridge ramp side plate is easily realized, the installation time is shortened, and convenience is brought to the production and installation of a steel structure bridge.
Description
Technical Field
The utility model relates to a steel structure bridge field, concretely relates to steel structure bridge ramp decorates arc board bending apparatus.
Background
The steel structure bridge is an industry which develops rapidly in recent years, has short construction period and light weight, can be constructed simultaneously in sections, and is a construction method widely used for the overpass; the ramp of the overpass is formed by pouring reinforced concrete at the early stage, the ramp of the steel structure bridge adopts a steel box girder structure, and is directly made into an arc-shaped section in the design and manufacturing processes, the bending radius of a side plate of the arc-shaped section is very large, and the bending effect is poor by adopting a traditional plate rolling machine, so that the side plate is usually bent by utilizing the elastic matching of a steel plate and a chain block during welding, the bending is very difficult, the precision is poor, the welding can be carried out only by repeatedly correcting, the welding time of the side plate is very long, and the influence on the construction progress is great; therefore, a novel device is needed to solve the problems that the bending of the decorative arc plate of the ramp of the existing steel structure bridge is very difficult and the installation time is long.
SUMMERY OF THE UTILITY MODEL
The utility model provides a steel structure bridge ramp decorates arc board bending apparatus for solve the crooked very difficult and long problem of installation time of current steel structure bridge ramp curb plate.
The purpose of the utility model is realized by adopting the following technical scheme:
a steel structure bridge ramp decorative arc plate bending device comprises a middle seat, a left bending mechanism, a right bending mechanism and a hydraulic station, wherein the left bending mechanism is arranged on the left side of the middle seat in an up-down parallel mode, the right bending mechanism is arranged on the right side of the middle seat in an up-down parallel mode, and the hydraulic station is arranged on the lower portion of the front side of the middle seat; the middle seat is a rectangular shell which is vertically arranged, horizontal studs are correspondingly arranged at the back of the middle seat up and down, threaded holes are symmetrically formed in the two sides of the middle seat, and a hanging ring is arranged in the middle of the upper surface of the middle seat; the left bending mechanism is composed of an inner rotating arm, a middle arm, an outer rotating arm, a hydraulic cylinder A and a hydraulic cylinder B, wherein the inner rotating arm is transversely arranged on the left side of the middle seat, the middle arm is transversely arranged on the left side of the inner rotating arm, the outer rotating arm is transversely arranged on the left side of the middle arm, the hydraulic cylinder A is transversely arranged on the front portion of the inner rotating arm, and the hydraulic cylinder B is transversely arranged on the front portion of the middle arm.
The inner rotating arm is an L-shaped bent rod and consists of a transverse rod and a longitudinal rod, and the longitudinal rod is longitudinally arranged at the front part of the right end of the transverse rod; the left end of the transverse rod is provided with a double-lug plate, the longitudinal rod is provided with a transverse counter bore, a bolt is arranged in the counter bore, and the bolt corresponds to and is connected with a threaded hole in the left side face of the middle seat.
The middle arm is a bent rod of an L-shaped structure, a vertical through hole is formed in the bending position of the middle arm, the through hole is hinged to a left-end double lug plate of the transverse rod of the inner rotating arm through a rotating shaft, the left end of the transverse rod of the middle arm is provided with the double lug plate, the front end of a longitudinal rod of the middle arm is provided with the double lug plate, a support of a universal ball seat structure is arranged in the middle of the back of the middle arm, and a conical top seat is arranged at the rear end of the support.
The structure of the outer rotating arm is consistent with that of the middle arm, a through hole at the bending position of the outer rotating arm is hinged with a double lug plate at the left end of the cross rod of the middle arm through a rotating shaft, and a support which is the same as the rear side of the middle arm is arranged on the left side of the rear surface of the outer rotating arm.
The top rod of the hydraulic cylinder A is transversely arranged leftwards, the top rod of the hydraulic cylinder A is hinged with a double lug plate at the front end of the longitudinal rod of the middle arm through a rotating shaft, and the tail seat of the hydraulic cylinder A is connected with the front right side of the inner rotating arm through a bolt; the hydraulic cylinder A is connected with a hydraulic station through an oil pipe.
The hydraulic cylinder B is transversely arranged leftwards, the ejector rod of the hydraulic cylinder B is hinged with a double lug plate at the front end of the longitudinal rod of the outer rotating arm through a rotating shaft, and the tailstock of the hydraulic cylinder A is connected with the right side of the front surface of the middle arm through a bolt; the hydraulic cylinder B is connected with the hydraulic station through an oil pipe.
The right bending mechanism and the left bending mechanism are consistent in structure and symmetrically arranged on the right side of the middle seat, and the right bending mechanism is connected with the hydraulic station through an oil pipe.
And the upper parts of the hydraulic stations are provided with manual control valves in parallel, the manual control valves are connected with the hydraulic cylinders of the left bending mechanism and the right bending mechanism, and the hydraulic stations are connected with a power supply through electric wires.
The utility model provides a technical scheme has reached good effect: the steel structure bridge ramp decorative arc plate bending device is characterized in that a left bending mechanism and a right bending mechanism are symmetrically arranged on two sides of a middle seat, an outer rotating arm and an inner rotating arm are bent towards the rear side through the matching of a hydraulic cylinder A and a hydraulic cylinder B, controllable bending of a steel structure bridge ramp side plate is easily achieved, the installation time is obviously shortened, and convenience is brought to production and installation of a steel structure bridge.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of the present invention.
In the figure: 1. the device comprises a middle base, 2 parts of a left bending mechanism, 3 parts of a right bending mechanism, 4 parts of a hydraulic station, 5 parts of a decorative arc plate, 1-1 parts of a lifting ring, 1-2 parts of a stud, 2-1 parts of an inner rotating arm, 2-2 parts of a hydraulic cylinder A, 2-3 parts of a middle arm, 2-4 parts of a hydraulic cylinder B, 2-5 parts of an outer rotating arm, 2-6 parts of a support, 4-1 parts of a manual control valve.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and the detailed description thereof:
the bending device for the decorative arc plate of the steel structure bridge ramp comprises a middle seat 1, a left bending mechanism 2, a right bending mechanism 3 and a hydraulic station 4, wherein the middle seat 1 is a rectangular shell which is vertically arranged, horizontal studs 1-2 are correspondingly arranged at the upper part and the lower part of the rear surface of the middle seat 1, threaded holes are symmetrically formed in two sides of the middle seat 1, and a hanging ring 1-1 is arranged in the middle of the upper surface of the middle seat 1; the left bending mechanism 2 is arranged on the left side of the middle seat 1 in an up-down parallel mode, the left bending mechanism 2 is composed of an inner rotating arm 2-1, a middle arm 2-3, an outer rotating arm 2-5, a hydraulic cylinder A2-2 and a hydraulic cylinder B2-4, the inner rotating arm 2-1 is transversely arranged on the left side of the middle seat 1, the inner rotating arm 2-1 is an L-shaped bent rod and is composed of a transverse rod and a longitudinal rod, and the longitudinal rod is longitudinally arranged on the front portion of the right end of the transverse rod; the left end of the transverse rod is provided with a double-lug plate, the longitudinal rod is provided with a transverse counter bore, a bolt is arranged in the counter bore, and the bolt is connected with a threaded hole in the left side surface of the middle seat 1 in a corresponding manner; the middle arm 2-3 is transversely arranged on the left side of the inner rotating arm 2-1, the middle arm 2-3 is a bent rod with an L-shaped structure, a vertical through hole is formed in the bent position of the middle arm 2-3 and is hinged with a double lug plate at the left end of the transverse rod of the inner rotating arm 2-1 through a rotating shaft, the double lug plate is arranged at the left end of the transverse rod of the middle arm 2-3, the double lug plate is arranged at the front end of the longitudinal rod of the middle arm 2-3, a support 2-6 with a universal ball seat structure is arranged in the middle of the back of the middle arm 2-3, and a conical top seat is arranged at the back end of the support 2-6; the outer rotating arm 2-5 is transversely arranged on the left side of the middle arm 2-3, the outer rotating arm 2-5 and the middle arm 2-3 are consistent in structure, a through hole in the bending position of the outer rotating arm 2-5 is hinged with a double lug plate at the left end of a cross bar of the middle arm 2-3 through a rotating shaft, and a support 2-6 which is the same as the rear side of the middle arm 2-3 is arranged on the left side of the rear surface of the outer rotating arm 2-5;
the hydraulic cylinder A2-2 is transversely arranged at the front part of the inner rotating arm 2-1, a mandril of the hydraulic cylinder A2-2 is transversely arranged leftwards, the mandril of the hydraulic cylinder A2-2 is hinged with a double lug plate at the front end of a longitudinal rod of the middle arm 2-3 through a rotating shaft, and a tail seat of the hydraulic cylinder A2-2 is connected with the front right side of the inner rotating arm 2-1 through a bolt; the hydraulic cylinder A2-2 is connected with the hydraulic station 4 through an oil pipe; the hydraulic cylinder B2-4 is transversely arranged at the front part of the middle arm 2-3; a mandril of the hydraulic cylinder B2-4 is transversely arranged leftwards, the mandril of the hydraulic cylinder B2-4 is hinged with a double lug plate at the front end of a longitudinal rod of the outer rotating arm 2-5 through a rotating shaft, and a tailstock of the hydraulic cylinder A2-2 is connected with the front right side of the middle arm 2-3 through a bolt; the hydraulic cylinder B2-4 is connected with the hydraulic station 4 through an oil pipe; the right bending mechanism 3 is arranged on the right side of the middle seat 1 in an up-down parallel mode, the right bending mechanism 3 and the left bending mechanism 2 are consistent in structure and symmetrically arranged on the right side of the middle seat 1, and the right bending mechanism 3 is connected with the hydraulic station 4 through an oil pipe; the hydraulic station 4 is arranged at the lower part of the front side of the middle seat 1; the upper part of the hydraulic station 4 is provided with a manual control valve 4-1 in parallel, the manual control valve 4-1 is connected with the hydraulic cylinders of the left bending mechanism 2 and the right bending mechanism 3, and the hydraulic station 4 is connected with a power supply through an electric wire.
When the steel structure bridge ramp decorative arc plate bending device is used, firstly, the middle base 1 is placed at the front part of the steel structure bridge ramp decorative arc plate 5, the stud 1-2 at the rear side of the middle base 1 penetrates through a preset mounting hole in the ramp side plate 5 and is fixedly connected with the ramp decorative arc plate 5 through a nut, then, the manual control valve 4-1 at the upper part of the hydraulic station 4 is controlled to respectively control the ejector rods of the hydraulic cylinder A2-2 and the hydraulic cylinder B2-4 of the left bending mechanism 2 to eject outwards, the middle arm 2-3 and the outer rotating arm 2-5 are pushed to rotate towards the rear side, the middle arm 2-3 and the support 2-6 at the rear side of the outer rotating arm 2-5 are made to contact with the front sides of the ramp decorative arc plates 5 at the two sides, and the ramp decorative arc plate 5 is gradually bent towards the rear side; meanwhile, the right bending mechanism 3 is bent inwards as the left bending mechanism 2, so that the ramp decorative arc plate 5 forms a designed bending surface, and then the bent ramp decorative arc plate 5 is welded with the bottom plate and the top plate, so that the bending process of the steel structure bridge ramp decorative arc plate 5 is completed.
The part of the utility model not detailed is prior art.
Claims (8)
1. The utility model provides a steel construction bridge ramp decorates arc board bending apparatus, includes that middle base (1), left bending mechanism (2), right bending mechanism (3) and hydraulic pressure station (4), characterized by: the left bending mechanism (2) is arranged on the left side of the middle seat (1) in an up-down parallel mode, the right bending mechanism (3) is arranged on the right side of the middle seat (1) in an up-down parallel mode, and the hydraulic station (4) is arranged on the lower portion of the front side of the middle seat (1); the middle seat (1) is a vertically arranged rectangular shell, horizontal studs (1-2) are correspondingly arranged at the back of the middle seat (1) from top to bottom, threaded holes are symmetrically formed in two sides of the middle seat (1), and a hanging ring (1-1) is arranged in the middle of the upper surface of the middle seat (1); the left bending mechanism (2) is composed of an inner rotating arm (2-1), a middle arm (2-3), an outer rotating arm (2-5), a hydraulic cylinder A (2-2) and a hydraulic cylinder B (2-4), wherein the inner rotating arm (2-1) is transversely arranged on the left side of the middle base (1), the middle arm (2-3) is transversely arranged on the left side of the inner rotating arm (2-1), the outer rotating arm (2-5) is transversely arranged on the left side of the middle arm (2-3), the hydraulic cylinder A (2-2) is transversely arranged at the front part of the inner rotating arm (2-1), and the hydraulic cylinder B (2-4) is transversely arranged at the front part of the middle arm (2-3).
2. The bending device for the decorative arc plates of the steel structure bridge ramp according to claim 1, which is characterized in that: the inner rotating arm (2-1) is an L-shaped bent rod and consists of a transverse rod and a longitudinal rod, and the longitudinal rod is longitudinally arranged at the front part of the right end of the transverse rod; the left end of the transverse rod is provided with a double-lug plate, the longitudinal rod is provided with a transverse counter bore, a bolt is arranged in the counter bore, and the bolt corresponds to and is connected with a threaded hole in the left side face of the middle seat (1).
3. The bending device for the decorative arc plates of the steel structure bridge ramp according to claim 1, which is characterized in that: the middle arm (2-3) is a bent rod with an L-shaped structure, a vertical through hole is formed in the bending position of the middle arm (2-3), the through hole is hinged with a double lug plate at the left end of a transverse rod of the inner rotating arm (2-1) through a rotating shaft, the double lug plate is arranged at the left end of the transverse rod of the middle arm (2-3), the double lug plate is arranged at the front end of a longitudinal rod of the middle arm (2-3), a support (2-6) with a universal ball seat structure is arranged in the middle of the back of the middle arm (2-3), and a conical top seat is arranged at the rear end of the support (2-6).
4. The bending device for the decorative arc plates of the steel structure bridge ramp according to claim 1, which is characterized in that: the structure of the outer rotating arm (2-5) is consistent with that of the middle arm (2-3), a through hole at the bending position of the outer rotating arm (2-5) is hinged with a double lug plate at the left end of a cross bar of the middle arm (2-3) through a rotating shaft, and a support (2-6) which is the same as the rear side of the middle arm (2-3) is arranged on the left side behind the outer rotating arm (2-5).
5. The bending device for the decorative arc plates of the steel structure bridge ramp according to claim 1, which is characterized in that: the ejector rod of the hydraulic cylinder A (2-2) is transversely arranged leftwards, the ejector rod of the hydraulic cylinder A (2-2) is hinged with a double lug plate at the front end of a longitudinal rod of the middle arm (2-3) through a rotating shaft, and a tailstock of the hydraulic cylinder A (2-2) is connected with the front right side of the inner rotating arm (2-1) through a bolt; the hydraulic cylinder A (2-2) is connected with the hydraulic station (4) through an oil pipe.
6. The bending device for the decorative arc plates of the steel structure bridge ramp according to claim 1, which is characterized in that: the ejector rod of the hydraulic cylinder B (2-4) is transversely arranged leftwards, the ejector rod of the hydraulic cylinder B (2-4) is hinged with a double lug plate at the front end of a longitudinal rod of the outer rotating arm (2-5) through a rotating shaft, and the tail seat of the hydraulic cylinder A (2-2) is connected with the front right side of the middle arm (2-3) through a bolt; the hydraulic cylinder B (2-4) is connected with the hydraulic station (4) through an oil pipe.
7. The bending device for the decorative arc plates of the steel structure bridge ramp according to claim 1, which is characterized in that: the right bending mechanism (3) and the left bending mechanism (2) are consistent in structure and symmetrically arranged on the right side of the middle seat (1), and the right bending mechanism (3) is connected with the hydraulic station (4) through an oil pipe.
8. The bending device for the decorative arc plates of the steel structure bridge ramp according to claim 1, which is characterized in that: and the upper part of the hydraulic station is provided with manual control valves (4-1) in parallel, the manual control valves (4-1) are connected with the hydraulic cylinders of the left bending mechanism and the right bending mechanism, and the hydraulic station is connected with a power supply through electric wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121726059.0U CN214813805U (en) | 2021-07-28 | 2021-07-28 | Steel construction bridge ramp decorates arc board bending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121726059.0U CN214813805U (en) | 2021-07-28 | 2021-07-28 | Steel construction bridge ramp decorates arc board bending device |
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| Publication Number | Publication Date |
|---|---|
| CN214813805U true CN214813805U (en) | 2021-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121726059.0U Active CN214813805U (en) | 2021-07-28 | 2021-07-28 | Steel construction bridge ramp decorates arc board bending device |
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| Country | Link |
|---|---|
| CN (1) | CN214813805U (en) |
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2021
- 2021-07-28 CN CN202121726059.0U patent/CN214813805U/en active Active
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