A bending device for cold-formed steel and a method of use

Abstract

The present application belongs to the technical field of bending machinery, and relates to a bending device for cold bending profile steel, which can be connected with a component. The device comprises a base, a supporting assembly, a first bending assembly and a second bending assembly. The supporting assembly is symmetrically arranged at both ends of the base. The base is connected with the component through the second bending assembly. The side of the component away from the second bending assembly is connected with the first bending assembly. The first bending assembly, the second bending assembly and both ends of the component are connected with the supporting assembly. The component is arranged between the two bending assemblies. The component is bent by the first bending assembly, which improves the bending efficiency and can be flexibly adjusted according to the size and curvature of the profile. The return spring is arranged to separate the first bending assembly from the component, which facilitates the taking out or putting in of the component. The sliding of the pin shaft on the side plate drives the top beam to move, which ensures the stability of the equipment operation.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of bending machinery, in particular to a bending device for cold-formed steel and a use method thereof. BACKGROUND

[0002] For the installation of steel structure with certain arc, the modeling component needs to be bent to ensure that the arc meets the requirements of the shape. There are many methods for bending steel components, among which, for cold-formed steel, especially small section profiles, special equipment is often needed to bend the components, which has low cost performance and increases the construction cost. On-site bending often uses hydraulic jacks to lift the bending power, which is low in efficiency and cannot adapt to various curvatures, has a narrow application range, and is time-consuming and laborious. Therefore, a new bending device for cold-formed steel and a use method thereof are needed to solve the above technical problems. SUMMARY

[0003] To solve the above technical problems, the present application provides a bending device for cold-formed steel and a use method thereof, which can solve the problems of being unable to adapt to various curvature requirements, low cost performance, and low work efficiency.

[0004] The technical scheme adopted by the embodiment of the present application is: a bending device for cold-formed steel, which can connect components that need to be bent, characterized in that: it comprises a base, a support assembly, a first bending assembly and a second bending assembly, the support assembly is symmetrically arranged at both ends of the same side of the base, the base is connected with the component through the second bending assembly, the side of the component away from the second bending assembly is connected with the first bending assembly, the first bending assembly, the second bending assembly and both ends of the component are connected with the support assembly, and driving the first bending assembly can make it slide along the support assembly and bend the component.

[0005] Further, the first bending assembly comprises a top beam, a first curvature plate and a first reinforcing rib, both ends of the top beam are slidingly connected with the support assembly and connected with the component through the first curvature plate, and a plurality of first reinforcing ribs are arranged between the first curvature plate and the top beam.

[0006] Further, a pin hole is arranged on the top beam, the pin hole is slidingly connected with the support assembly through a pin, and the sliding of the pin can drive the first bending assembly to move along the support assembly.

[0007] Further, a homing connecting plate is arranged on the side of the top beam away from the component, and the homing connecting plate is connected with the support assembly through a homing spring.

[0008] Further, a traction connecting plate is arranged on the side of the roof beam away from the homing connecting plate, and the traction connecting plate is connected with the winch through a traction rope.

[0009] Further, the support assembly comprises side plates, a top plate, a limiting horizontal plate and limiting vertical plates, the side plates are symmetrically arranged on the base, the top plate is connected with the end of the adjacent side plate away from the base and connected with the homing spring through a hanging plate, the pin shaft penetrates the side plate and is slidable along the side plate, the limiting horizontal plate is connected with the adjacent side plates and connected with both ends of the second bending assembly, the limiting vertical plates are symmetrically arranged on the side of the limiting horizontal plate close to the top plate, and the member is arranged between the two limiting vertical plates.

[0010] Further, a through hole is arranged on the side plate, one end of the pin shaft penetrates the through hole, and the other end is inserted into the pin shaft hole.

[0011] Further, the second bending assembly comprises a second curvature plate and a vertical plate, the second curvature plate is connected with the side plate through the limiting horizontal plate and connected with the base through the vertical plate.

[0012] Further, the second bending assembly further comprises a second reinforcing rib, the second reinforcing rib is arranged on both sides of the vertical plate and connected with the side of the second curvature plate away from the member and the side of the base close to the member respectively.

[0013] The method for using the bending device for cold-formed steel as described above, characterized in that it comprises the following steps:

[0014] According to the size of the member, the corresponding base, support assembly, first bending assembly and second bending assembly are made;

[0015] The base and the support assembly are connected;

[0016] The roof beam, the first curvature plate and the first reinforcing rib are spliced and combined, and the roof beam and the support assembly are connected through the pin shaft;

[0017] The first curvature plate and the member are connected, and the member and the support assembly are connected;

[0018] The member and the second bending assembly are connected, and the second bending assembly and the support assembly are connected;

[0019] The winch is controlled to drive the roof beam to slide along the support assembly through the traction rope,

[0020] and then the member is bent.

[0021] The present application has the advantages and positive effects that: the component is arranged between the two bending assembly components, the component is bent by the first bending assembly component applying force, the force is uniform, the bending efficiency and quality are improved, and the flexibility of adjustment according to the actual profile size and curvature requirement is higher, and the applicability is stronger; when the work is stopped, the homing spring can separate the first bending assembly component from the component, so as to take out the bent component or put in the new component, time and labor are saved, and the connection between the support assembly and the first bending assembly component is stable and reliable; the side plate and the pin shaft are arranged, the pin shaft slides in the through hole of the side plate to drive the movement of the top beam, the first curvature plate and the component are stably close, and the bending quality is guaranteed; the base and the support assembly are arranged to fix the bending assembly and the component, and the stability and safety during the operation of the equipment are guaranteed; the structure is simple in design, easy to obtain materials, easy to operate, and can be reused, and the cost is saved. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is a structure schematic diagram of the embodiment provided by the present application in use;

[0023] Figure 2 is a structure schematic diagram of the first bending assembly component of the embodiment provided by the present application;

[0024] Figure 3 is a structure schematic diagram of the connection between the second bending assembly component and the support assembly of the embodiment provided by the present application.

[0025] In the drawings:

[0026] 1, component; 2, base; 3, support assembly; 31, side plate; 32, top plate; 33, limiting horizontal plate; 34, limiting vertical plate; 35, hanging plate; 36, through hole; 4, first bending assembly component; 41, top beam; 42, first curvature plate; 43, first reinforcing rib; 44, pin shaft hole; 45, pin shaft; 46, homing connecting plate; 47, homing spring; 48, traction connecting plate; 5, second bending assembly component; 51, second curvature plate; 52, vertical plate; 6, traction rope; 7, winch. DETAILED DESCRIPTION

[0027] The embodiment of the present application provides a bending device for cold-formed steel.

[0028] Referring to Figure 1As shown, a kind of bending device for cold-formed steel, it can be connected to the component 1 needing to be bent, it is characterized by: including base 2, support assembly 3, first bending assembly 4 and second bending assembly 5, support assembly 3 is symmetrically arranged at the same side of the two ends of base 2, base 2 is connected with component 1 by second bending assembly 5, the side of component 1 away from second bending assembly 5 is connected with first bending assembly 4, first bending assembly 4, second bending assembly 5 and the two ends of component 1 are connected with support assembly 3, and the driving first bending assembly 4 can make it slide along support assembly 3 and bend component 1.According to the design curvature requirement of bending component 1, the corresponding first bending assembly 4 and second bending assembly 5 are made, and component 1 is arranged between first bending assembly 4 and second bending assembly 5, and component 1 is bent by applying force to first bending assembly 4, the device can bend different section size profiles in a certain range, first bending assembly 4 and second bending assembly 5 can be replaced according to curvature, the use range is wider, first bending assembly 4, second bending assembly 5 and component 1 are connected with base through support assembly 3, the stability and safety during equipment operation are guaranteed, and it is easy to obtain materials and simple to manufacture.

[0029] Preferably, first bending assembly 4 includes top beam 41, first curvature plate 42 and first reinforcing rib 43, the two ends of top beam 41 are slidably connected with support assembly 3 and are connected with component 1 through first curvature plate 42, and a plurality of first reinforcing ribs 43 are arranged between first curvature plate 42 and top beam 41. Figure 2 As shown in the embodiment, the shape of first curvature plate 42 is determined according to the design curvature requirement of component 1, first reinforcing rib 43 is arranged between first curvature plate 42 and component 1, and the number of first reinforcing rib 43 is multiple and vertical plate perpendicular to top beam 41, which can effectively improve the overall strength of first bending assembly 4, so that the force transmission is more uniform and stable, and the bending efficiency and quality of component 1 can be effectively improved.The specific type and number of first reinforcing rib 43 are not limited in the application, which can be vertical plate perpendicular to top beam 41, or transverse plate and vertical plate are arranged in cross, as long as the connection between top beam 41 and first curvature plate 42 is stable, which can be adjusted according to demand.

[0030] Preferably, pin hole 44 is arranged on top beam 41, pin hole 44 is slidably connected with support assembly 3 through pin 45, and the sliding of pin 45 can drive first bending assembly 4 to move along support assembly 3.

[0031] Preferably, homing connecting plate 46 is arranged on the side of top beam 41 away from component 1, and homing connecting plate 46 is connected with support assembly 3 through homing spring 47.In the embodiment, as shown in Figure 3The middle positions of the scraper 35 and the homing connecting plate 46 are provided with round holes, one end of the homing spring 47 is hooked on the round hole on the scraper 35, and the other end is hooked on the round hole on the homing connecting plate 46, when the bending operation is stopped, under the pulling force of the homing spring 47, the top beam 41, the first curvature plate 42 and the first reinforcing rib 43 can be away from the component 1, which is convenient for taking out the bent component 1, and also convenient for the user to put in a new component 1 to continue the bending operation, which saves time and effort and improves work efficiency. In addition, the setting of the homing spring 47 can also reduce the shaking during the operation of the equipment, improve the installation mode of the bending device, and improve the stability and safety of the bending process. Of course, the number, size and material of the homing spring 47, and the connection mode of the homing spring 47 with the scraper 35 and the homing connecting plate 46 are not limited.

[0032] Preferably, the side of the top beam 41 away from the homing connecting plate 46 is provided with a traction connecting plate 48, and the traction connecting plate 48 is connected with the winch 7 through the traction rope 6. In this embodiment, the winch 7 is connected with the base 2, and the two ends of the traction rope 6 are connected with the winch 7 and the top beam 41 respectively. The winch 7 provides power for the equipment, and starts the winch 7 to drive the traction rope 6 to pull the top beam 41 to slide downward along the side plate 31, and then drives the first curvature plate 42 and the first reinforcing rib 43 to press the component 1 as a whole, and the component 1 is bent; when the winch 7 stops working, the homing spring 47 is in a stretched state, and under the pulling of the homing spring 47, the first bending assembly 4 is away from the component 1, ensuring that there is enough space between the first curvature plate 42 and the component 1, so that the bent component 1 can be taken out and a new component 1 can be put in for bending operation.

[0033] Preferably, the support assembly 3 comprises a side plate 31, a top plate 32, a limiting horizontal plate 33 and a limiting vertical plate 34, the side plate 31 is symmetrically arranged on the base 2, the top plate 32 is connected with the end of the adjacent side plate 31 away from the base 2 and connected with the homing spring 47 through the hanging plate 35, the pin shaft 45 penetrates the side plate 31 and can slide along the side plate 31, the limiting horizontal plate 33 is connected with the adjacent side plate 31 and connected with the two ends of the second bending assembly 5, and the limiting vertical plate 34 is symmetrically arranged on the side of the limiting horizontal plate 33 close to the top plate 32, and the component 1 is arranged between the two limiting vertical plates 34.

[0034] Preferably, the side plate 31 is provided with a through hole 36, one end of the pin shaft 45 penetrates the through hole 36, and the other end is inserted into the pin shaft hole 44. In this embodiment, the through hole 36 is a vertical long circular hole, both ends of the top beam 41 are provided with two pin shaft holes 44, one pin shaft 45 is inserted into each pin shaft hole 44, the other end of the pin shaft 45 penetrates the through hole 36, and the pin shaft 45 moves in the long circular hole. When the pin shaft 45 moves downward in the long circular hole, the top beam 41, the first curvature plate 42 and the first reinforcing rib 43 are pressed towards the component 1 to perform the bending operation; when the pin shaft 45 moves upward in the long circular hole, the top beam 41, the first curvature plate 42 and the first reinforcing rib 43 are away from the component 1, and the component can be removed. Of course, the number, size and shape of the through hole 36 are not limited in the present application, as long as the same function can be achieved.

[0035] Preferably, the second bending assembly 5 comprises a second curvature plate 51 and a vertical plate 52, the second curvature plate 51 is connected with the side plate 31 through the limiting transverse plate 32 and connected with the base 2 through the vertical plate 52. In this embodiment, according to the size of the bent component 1 and the design curvature requirement, the corresponding first curvature plate 42 and second curvature plate 51 are made, which can be bent according to different cross-section profiles, and can be replaced according to different curvature requirements, which has a wider range of use, is easy to operate, and can be reused, saving time and effort.

[0036] Preferably, the second bending assembly 5 further comprises a second reinforcing rib 53, which is arranged on both sides of the vertical plate 52 and connected with the side of the second curvature plate 51 away from the component 1 and the side of the base 2 close to the component 1 respectively.

[0037] The method for using the bending device for cold-formed steel as described above, characterized in that it comprises the following steps:

[0038] According to the size of the component 1, the corresponding base 2, support assembly 3, first bending assembly 4 and second bending assembly 5 are made;

[0039] Connecting the base 2 and the support assembly 3;

[0040] Splicing and combining the top beam 41, the first curvature plate 42 and the first reinforcing rib 43, and connecting the top beam 41 and the support assembly 3 through the pin shaft 45;

[0041] Connecting the first curvature plate 42 and the component 1 and connecting the component 1 and the support assembly 3;

[0042] Connecting the component 1 and the second bending assembly 5 and connecting the second bending assembly 5 and the support assembly 3; controlling the winch 7 to drive the top beam 41 to slide along the support assembly 3 through the traction rope 6, and then bending the component 1.

[0043] In use, the winch 7 is started to drive the traction rope 6 to pull the top beam 41 to slide down along the side plate 31, thereby driving the first curvature plate 42 and the first reinforcing rib 43 to press against the component 1 as a whole to bend the component 1, at this time, the homing spring 47 is in a stretched state, after the first bending operation is completed, the winch 7 is stopped, the homing spring 47 is contracted and drives the first bending assembly 4 to move away from the component 1, there is enough space between the first curvature plate 42 and the component 1, the bent component 1 can be taken out, and a new component 1 can be continuously put in for bending. When all the tasks are completed, the first bending assembly 4, the homing spring 47, and the second bending assembly 5 and the adjusting assembly 3 welded by electricity are sequentially taken off for reuse next time.

[0044] Embodiment one:

[0045] A bending device for cold-formed steel, which can be connected to a component 1 that needs to be bent, characterized in that it comprises a base 2, a supporting assembly 3, a first bending assembly 4 and a second bending assembly 5, the supporting assembly 3 is symmetrically arranged at both ends of the base 2, the base 2 is connected to the component 1 through the second bending assembly 5, the side of the component 1 away from the second bending assembly 5 is connected to the first bending assembly 4, the first bending assembly 4, the second bending assembly 5 and both ends of the component 1 are connected to the supporting assembly 3, and the first bending assembly 4 is driven to slide along the supporting assembly 3 and bend the component 1.

[0046] The first bending assembly 4 comprises a top beam 41, a first curvature plate 42 and a first reinforcing rib 43, both ends of the top beam 41 are slidingly connected to the supporting assembly 3 and connected to the component 1 through the first curvature plate 42, and a plurality of first reinforcing ribs 43 are arranged between the first curvature plate 42 and the top beam 41.

[0047] The top beam 41 is provided with a pin hole 44, the pin hole 44 is slidingly connected to the supporting assembly 3 through a pin 45, and the first bending assembly 4 can be moved along the supporting assembly 3 through the sliding of the pin 45.

[0048] The side of the top beam 41 away from the component 1 is provided with a homing connecting plate 46, the homing connecting plate 46 is connected to the supporting assembly 3 through a homing spring 47.

[0049] The side of the top beam 41 away from the homing connecting plate 46 is provided with a traction connecting plate 48, the traction connecting plate 48 is connected to the winch 7 through a traction rope 6.

[0050] The support assembly 3 comprises side plates 31, a top plate 32, a limiting horizontal plate 33 and limiting vertical plates 34. The side plates 31 are symmetrically arranged on the base 2. The top plate 32 is connected to the end of the adjacent side plate 31 away from the base 2 and is connected to the returning spring 47 through a hanging plate 35. The pin shaft 45 penetrates the side plate 31 and is slidable along the side plate 31. The limiting horizontal plate 33 is connected to the adjacent side plate 31 and is connected to the two ends of the second bending assembly 5. The limiting vertical plates 34 are symmetrically arranged on the side of the limiting horizontal plate 33 close to the top plate 32. The two limiting vertical plates 34 are arranged between the component 1.

[0051] The side plate 31 is provided with a through hole 36. One end of the pin shaft 45 penetrates the through hole 36 and the other end is inserted into the pin shaft hole 44.

[0052] The second bending assembly 5 comprises a second curvature plate 51 and a vertical plate 52. The second curvature plate 51 is connected to the side plate 31 through the limiting horizontal plate 32 and is connected to the base 2 through the vertical plate 52.

[0053] The second bending assembly 5 further comprises a second reinforcing rib 53. The second reinforcing rib 53 is arranged on both sides of the vertical plate 52 and is connected to the side of the second curvature plate 51 away from the component 1 and the side of the base 2 close to the component 1, respectively.

[0054] The method for using the bending device for cold-formed steel as described above is characterized in that it comprises the following steps:

[0055] According to the size of the component 1, the corresponding base 2, support assembly 3, first bending assembly 4 and second bending assembly 5 are made;

[0056] The base 2 and the support assembly 3 are connected;

[0057] The top beam 41, the first curvature plate 42 and the first reinforcing rib 43 are spliced and combined. The top beam 41 is connected to the support assembly 3 through the pin shaft 45.

[0058] The first curvature plate 42 and the component 1 are connected and the component 1 is connected to the support assembly 3;

[0059] The component 1 is connected to the second bending assembly 5 and the second bending assembly 5 is connected to the support assembly 3. The winch 7 is controlled to drive the top beam 41 to slide along the support assembly 3 through the traction rope 6, so as to bend the component 1.

[0060] The present application has the advantages and positive effects that the component is arranged between the two bending assembly, the component is bent by the first bending assembly, the stress is uniform, the bending efficiency and quality are improved, the actual profile size and curvature requirement can be flexibly adjusted, and the applicability is stronger; when the work is stopped, the homing spring can separate the first bending assembly from the component, so as to take out the bent component or put in the new component, time and labor are saved, and the connection between the support assembly and the first bending assembly is stable and reliable; the side plate and the pin shaft are arranged, the pin shaft slides in the through hole of the side plate to drive the movement of the top beam, the first curvature plate and the component are stably close, and the bending quality is guaranteed; the base and the support assembly are arranged to fix the bending assembly and the component, and the stability and safety during the equipment operation are guaranteed; the structure is simple in design, easy to obtain materials, convenient to operate, reusable, and cost-saving.

[0061] The above detailed description of the embodiments of the present application is only a preferred embodiment of the present application, and cannot be considered as limiting the scope of the present application. Any equivalent changes and improvements made according to the scope of the present application should still belong to the patent coverage of the present application.

Claims

1. A bending device for cold-formed steel, which is connectable to a member that needs to be bent, characterized in that: The application relates to a bending device for a component, which comprises a base, support assemblies, a first bending assembly and a second bending assembly, the support assemblies are symmetrically arranged at two ends of the same side of the base, the base is connected with the component through the second bending assembly, the side of the component away from the second bending assembly is connected with the first bending assembly, the first bending assembly, the second bending assembly and the component are connected with the support assemblies at two ends, and driving the first bending assembly can make the first bending assembly slide along the support assemblies and bend the component. The first bending assembly comprises a top beam, a first curvature plate and first reinforcing ribs, the top beam is slidably connected with the support assemblies at two ends and is connected with the component through the first curvature plate, and a plurality of the first reinforcing ribs are arranged between the first curvature plate and the top beam. The side of the top beam away from the component is provided with a homing connecting plate, and the homing connecting plate is connected with the support assemblies through a homing spring. The side of the top beam away from the homing connecting plate is provided with a traction connecting plate, and the traction connecting plate is connected with a winch through a traction rope. The support assemblies comprise side plates, top plates, limiting horizontal plates and limiting vertical plates, the side plates are symmetrically arranged on the base, the top plates are connected with the ends of the adjacent side plates away from the base and are connected with the homing spring through a hanging plate, a pin shaft penetrates through the side plates and can slide along the side plates, the limiting horizontal plates are connected with the adjacent side plates and are connected with the two ends of the second bending assembly, the limiting vertical plates are symmetrically arranged on the side of the limiting horizontal plates close to the top plates, and the component is arranged between the two limiting vertical plates. The second bending assembly comprises a second curvature plate and a vertical plate, the second curvature plate is connected with the side plates through the limiting horizontal plates and is connected with the base through the vertical plate.

2. The bending device for cold-formed steel according to claim 1, characterized in that: The top beam is provided with a pin shaft hole, the pin shaft hole is slidably connected with the support assemblies through a pin shaft, and the first bending assembly can be driven to move along the support assemblies through the sliding of the pin shaft.

3. The bending device for cold-formed steel according to claim 1, characterized in that: The side plates are provided with through holes, one end of the pin shaft penetrates through the through holes, and the other end is inserted into the pin shaft hole.

4. The bending device for cold-formed steel according to claim 1, characterized in that: The second bending assembly further comprises second reinforcing ribs, the second reinforcing ribs are arranged on the two sides of the vertical plate and are connected with the side of the second curvature plate away from the component and the side of the base close to the component respectively.

5. A method of using the bending device for cold-formed steel according to claim 1, characterized in that, The application further discloses a method for bending the component, which comprises the following steps: According to the size of the component, corresponding bases, support assemblies, first bending assemblies and second bending assemblies are prepared; The base and the support assemblies are connected; The top beam, the first curvature plate and the first reinforcing ribs are spliced and combined, and the top beam and the support assemblies are connected through the pin shaft; The first curvature plate and the component are connected, and the component and the support assemblies are connected; The component and the second bending assembly are connected, and the second bending assembly and the support assemblies are connected; The winch is controlled to drive the top beam to slide along the support assemblies through the traction rope, and the component is further bent.

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