Steel structure bending device

By designing an automatic clamping and pushing component for unloading steel plates, the problem of manual unloading after bending steel plates in existing technologies has been solved, achieving automatic collection of steel plates and improving processing efficiency.

CN223981092UActive Publication Date: 2026-03-10JIANGSU SUZHICHUANG CONSTRUCTION ENGINEERING CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-10
Publication Date
2026-03-10

AI Technical Summary

Technical Problem

Existing steel structure bending devices require manual removal of the steel plates after bending, which makes material cutting inconvenient.

Method used

A steel structure bending device including a base, a bending component, and a feeding component was designed. It automatically clamps the steel plate and pushes it into the collection box using hydraulic components and a pushing unit to achieve automatic feeding.

Benefits of technology

It enables automatic collection of bent steel plates, improving processing efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a steel structure bending device, which belongs to the technical field of steel structure processing and comprises a base and a bending component arranged at the top of the base, a side plate is mounted at the edge of the top of the base, and a blanking component is arranged on the side wall of the side plate. The discharging assembly comprises a U-shaped frame movably arranged on the side wall of the side plate and an extrusion piece arranged on the side wall of the U-shaped frame, an inclined plate is installed at one end of the U-shaped frame, a pushing unit is arranged on the outer side of the inclined plate, and the extrusion piece comprises an extrusion rod movably arranged on the side wall of the U-shaped frame, a limiting ring installed on the surface of the extrusion rod and a reset spring arranged on the side portion of the limiting ring. The pushing unit comprises a mounting frame mounted at the top of the base, a hydraulic part mounted at the top of the mounting frame, and an L-shaped rod mounted at the bottom of the hydraulic part. By means of the discharging assembly, machined steel plates can be conveniently collected, and machining efficiency is improved.
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Description

Technical Field

[0001] This utility model relates to the field of steel structure processing technology, and in particular to a steel structure bending device. Background Technology

[0002] Steel structures, primarily made of steel, are one of the main types of building structures. Steel is characterized by high strength, light weight, good overall rigidity, and strong deformation capacity, making it particularly suitable for constructing large-span, super-high, and super-heavy buildings. It also has good material homogeneity and isotropy, making it an ideal elastic body. To improve work efficiency, bending devices for steel structure processing are required.

[0003] A search revealed Chinese patent publication number CN219233599U, which discloses a bending device for steel structure processing. The device includes a support platform with a rear support plate connected to its front end, a bending box body connected to its upper middle section, and support columns connected to the four corners of its lower end. This invention places the front end of a pre-designed steel plate inside a fixing buckle. A motor drives a driving bevel gear to rotate, which in turn drives a driven bevel gear to rotate. The driven bevel gear then drives a lead screw to rotate, which controls the adjusting block to move downwards until the lower end of the bending frame presses against the steel plate, thus easily fixing the plate. A connecting head drives a second sliding rod sleeve to move along the second sliding rod, which in turn drives a second rotating head to move. The second rotating head then drives the lower end of a top rod to move, and the upper end of the top rod pushes the first rotating head and the first sliding rod sleeve to move. The first sliding rod sleeve pushes the first sliding rod and the moving bending plate, thus easily bending the steel plate.

[0004] While the above solution has the advantage of facilitating the bending of steel plates, it requires manual handling of the bent steel plates after bending, which is inconvenient for material preparation.

[0005] Therefore, there is an urgent need to provide a steel structure bending device to solve the above problems. Utility Model Content

[0006] The technical problem to be solved by this utility model is to overcome the shortcomings of the prior art, which requires manual handling of the bent steel plate after bending, making it inconvenient to cut the material, and to provide a steel structure bending device.

[0007] To solve the above technical problems, the present invention provides a steel structure bending device, including a base and a bending component disposed on the top of the base. A side plate is installed on the top edge of the base, and a feeding component is disposed on the side wall of the side plate.

[0008] The feeding assembly includes a U-shaped frame movably mounted on the side wall of the side plate and an extrusion member mounted on the side wall of the U-shaped frame. An inclined plate is installed at one end of the U-shaped frame, and a pushing unit is provided on the outer side of the inclined plate.

[0009] The present invention is further configured such that: the bending component includes a moving unit disposed on the side wall of the side plate, a mounting plate disposed on the side of the moving unit, an L-shaped plate disposed at the bottom of the mounting plate, and a lifting component disposed at the top of the L-shaped plate;

[0010] The bottom of the L-shaped plate is provided with a bending plate, and the side of the bending plate is provided with a pushing member.

[0011] The present invention is further configured such that: the moving unit includes a driving component disposed on the side of the side plate, a lead screw installed at the end of the output shaft of the driving component, and a sliding sleeve threaded to the outside of the lead screw, and one end of the mounting plate is installed on the outer surface of the sliding sleeve.

[0012] The present invention is further configured such that: a guide rod is installed opposite to the side wall of the side plate, and a guide sleeve is movably connected to the outer side of the guide rod, and the guide sleeve is installed on the side of the U-shaped frame.

[0013] The present invention is further configured such that: there are multiple sets of extrusion components, and the multiple sets of extrusion components are equidistantly distributed on the side wall of the U-shaped frame;

[0014] The extrusion component includes an extrusion rod movably disposed on the side wall of the U-shaped frame, a limiting ring mounted on the surface of the extrusion rod, and a return spring disposed on the side of the limiting ring.

[0015] The present invention is further configured such that: the pushing unit includes a mounting bracket installed on the top of the base, a hydraulic component installed on the top of the mounting bracket, and an L-shaped rod installed at the bottom of the hydraulic component, wherein the side wall of the L-shaped rod has an opening, and the position of the opening corresponds to the position of the inclined plate.

[0016] The present invention is further configured such that a collection box is provided on the side of the base.

[0017] The beneficial effects of this utility model are as follows:

[0018] 1. This utility model uses a feeding assembly to place the steel plate to be bent on the top of the base, with one end of the steel plate at the bottom of the L-shaped rod. Then, the hydraulic components work to push the L-shaped rod downward, clamping and limiting one end of the steel plate. At the same time as the L-shaped rod moves downward, it works with the through-hole extrusion plate to push the U-shaped frame outward, so that the extrusion component does not come into contact with the steel plate.

[0019] The steel plate is bent using a bending assembly. After the steel plate is processed, the hydraulic components work together to move the L-shaped rod upwards. This, in conjunction with the opening, causes the inclined plate to move the U-shaped frame towards the inside of the L-shaped rod. This, in turn, moves the extrusion component towards the side closer to the steel plate. The extrusion component then pushes the steel plate into the collection box, facilitating the collection of the processed steel plate and improving processing efficiency. Attached Figure Description

[0020] Figure 1 This is a first-view perspective three-dimensional structural diagram of the present invention;

[0021] Figure 2 for Figure 1 A magnified view of a section at point A in the middle;

[0022] Figure 3 for Figure 1 A magnified view of a section at point B in the middle;

[0023] Figure 4 This is a second-view perspective three-dimensional structural diagram of the present invention;

[0024] Figure 5 for Figure 4 A magnified view of a section at point C;

[0025] In the diagram: 1. Base; 2. Bending assembly; 21. Moving unit; 211. Driving component; 212. Lead screw; 213. Sliding sleeve; 22. Mounting plate; 23. L-shaped plate; 24. Lifting component; 25. Bending plate; 26. Pushing component; 3. Side plate; 31. Guide rod; 32. Guide sleeve; 4. Unloading assembly; 41. U-shaped frame; 42. Extrusion component; 421. Extrusion rod; 422. Limiting ring; 423. Return spring; 43. Inclined plate; 44. Pushing unit; 441. Mounting frame; 442. Hydraulic component; 443. L-shaped rod; 4431. Through port; 45. Collection box. Detailed Implementation

[0026] The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the scope of protection of the present invention.

[0027] Please see Figure 1 - Figure 5 A steel structure bending device includes a base 1 and a bending component 2 disposed on the top of the base 1. A side plate 3 is installed on the top edge of the base 1, and a feeding component 4 is disposed on the side wall of the side plate 3. The feeding component 4 is used to feed the steel plate after bending.

[0028] The feeding assembly 4 includes a U-shaped frame 41 movably disposed on the side wall of the side plate 3, an extrusion member 42 disposed on the side wall of the U-shaped frame 41, an inclined plate 43 is installed at one end of the U-shaped frame 41, and a pushing unit 44 is disposed on the outer side of the inclined plate 43.

[0029] The bending component 2 includes a moving unit 21 disposed on the side wall of the side plate 3, a mounting plate 22 disposed on the side of the moving unit 21, an L-shaped plate 23 disposed at the bottom of the mounting plate 22, and a lifting component 24 disposed at the top of the L-shaped plate 23. Preferably, the lifting component 24 is a lifting cylinder.

[0030] The bottom of the L-shaped plate 23 is provided with a bending plate 25, and the side of the bending plate 25 is provided with a pushing member 26. Preferably, the pushing member 26 is an electric push rod. The bending angle of the bending plate 25 is 0-90°, and the bending plate 25 is driven by an external driving device. The external driving device includes a cylinder, a connector, a first sliding sleeve, a second sliding sleeve, a first rotating head, and a second rotating head. The specific working principle is as follows:

[0031] The cylinder pushes the connector to move, the connector drives the second slide sleeve to move along the second slide rod, the connector drives the second rotating head to move, the second rotating head drives the lower end of the push rod to move, the upper end of the push rod pushes the first rotating head and the first slide sleeve to move, the first slide sleeve pushes the first slide rod and the bending plate 25, the bending plate 25 rotates, and the left side of the steel plate bends with the bending plate 25.

[0032] The moving unit 21 includes a driving component 211 disposed on the side of the side plate 3, a lead screw 212 installed at the end of the output shaft of the driving component 211, and a sliding sleeve 213 threadedly connected to the outside of the lead screw 212. One end of the mounting plate 22 is installed on the outer surface of the sliding sleeve 213. Preferably, the driving component 211 is a servo motor.

[0033] Among them, a guide rod 31 is installed on the side wall of the side plate 3, and a guide sleeve 32 is movably connected to the outside of the guide rod 31. The guide sleeve 32 is installed on the side of the U-shaped frame 41.

[0034] There are multiple sets of extrusion parts 42, which are equidistantly distributed on the side wall of the U-shaped frame 41. The multiple sets of extrusion parts 42 facilitate the pushing of the steel plate at any position.

[0035] The extrusion member 42 includes an extrusion rod 421 movably disposed on the side wall of the U-shaped frame 41, a limiting ring 422 mounted on the surface of the extrusion rod 421, and a return spring 423 disposed on the side of the limiting ring 422.

[0036] The pushing unit 44 includes a mounting bracket 441 mounted on the top of the base 1, a hydraulic component 442 mounted on the top of the mounting bracket 441, and an L-shaped rod 443 mounted on the bottom of the hydraulic component 442. The side wall of the L-shaped rod 443 has an opening 4431, and the position of the opening 4431 corresponds to the position of the inclined plate 43. Preferably, the hydraulic component 442 is a hydraulic cylinder.

[0037] The base 1 has a collection box 45 on its side, which is used to collect the bent steel plate.

[0038] When using this utility model, the steel plate to be bent is first placed on the top of the base 1, with one end of the steel plate at the bottom of the L-shaped rod 443. Then, the hydraulic component 442 pushes the L-shaped rod 443 down to clamp and limit one end of the steel plate. As the L-shaped rod 443 moves down, it will squeeze the inclined plate 43 through the through-hole 4431 to push the U-shaped frame 41 to move outward, so that the squeezing component 42 does not contact the steel plate.

[0039] The drive unit 211 then drives the lead screw 212 to rotate, which causes the sliding sleeve 213 to slide along the length of the lead screw 212 under the action of the threaded pair. This causes the mounting plate 22 to move, which in turn causes the L-shaped plate 23 to move to the bending point. The lifting unit 24 then pushes the L-shaped plate 23 down to press it against the bending point of the steel plate. The pushing unit 26 then pushes the bending plate 25 to the bending point. The external drive device drives the bending plate 25 to bend the steel plate.

[0040] After the steel plate is processed, the hydraulic component 442 drives the L-shaped rod 443 to move upward, thereby causing the inclined plate 43 to move the U-shaped frame 41 to the inside of the L-shaped rod 443 through the through-hole 4431. This causes the extrusion component 42 to move closer to the steel plate, and the extrusion component 42 pushes the steel plate into the collection box 45 for easy collection of the processed steel plate.

[0041] The above description is merely an embodiment of this utility model and does not limit the patent scope of this utility model. Any equivalent structural or procedural transformations made based on the description and drawings of this utility model, or direct or indirect applications in other related technical fields, are similarly included within the patent protection scope of this utility model.

Claims

1. A steel structure bending device, comprising a base (1) and a bending assembly (2) arranged on the top of the base (1), characterized in that: The top edge of the base (1) is provided with a side plate (3), and the side wall of the side plate (3) is provided with a discharging assembly (4); The discharging assembly (4) comprises a U-shaped frame (41) movably arranged on the side wall of the side plate (3), and an extrusion piece (42) arranged on the side wall of the U-shaped frame (41); one end of the U-shaped frame (41) is provided with an inclined plate (43), and the outer side of the inclined plate (43) is provided with a pushing unit (44).

2. A steel structure bending apparatus according to claim 1, characterized in that: The bending assembly (2) comprises a moving unit (21) arranged on the side wall of the side plate (3), an installation plate (22) arranged on the side of the moving unit (21), an L-shaped plate (23) arranged on the bottom of the installation plate (22), and a lifting piece (24) arranged on the top of the L-shaped plate (23). The bottom of the L-shaped plate (23) is provided with a bending plate (25), and the side of the bending plate (25) is provided with a pushing piece (26).

3. A steel structure bending apparatus according to claim 2, characterized in that: The moving unit (21) comprises a driving piece (211) arranged on the side of the side plate (3), a lead screw (212) installed at the end of the output shaft of the driving piece (211), and a sliding sleeve (213) threadedly connected to the outer side of the lead screw (212); one end of the installation plate (22) is installed on the outer surface of the sliding sleeve (213).

4. A steel structure bending apparatus according to claim 3, characterized in that: The side wall of the side plate (3) is oppositely provided with a guide rod (31), and the outer side of the guide rod (31) is movably connected with a guide sleeve (32), and the guide sleeve (32) is arranged on the side of the U-shaped frame (41).

5. A steel structure bending apparatus according to claim 4, characterized in that: The number of the extrusion pieces (42) is multiple groups, and the multiple groups of the extrusion pieces (42) are equidistantly distributed on the side wall of the U-shaped frame (41). The extrusion piece (42) comprises an extrusion rod (421) movably arranged on the side wall of the U-shaped frame (41), a limiting ring (422) installed on the surface of the extrusion rod (421), and a reset spring (423) arranged on the side of the limiting ring (422).

6. A steel structure bending apparatus according to claim 5, characterized in that: The pushing unit (44) comprises a mounting bracket (441) mounted on the top of the base (1), a hydraulic piece (442) mounted on the top of the mounting bracket (441), and an L-shaped rod (443) mounted on the bottom of the hydraulic piece (442); the side wall of the L-shaped rod (443) is provided with a through hole (4431), and the position of the through hole (4431) corresponds to the position of the inclined plate (43).

7. A steel structure bending apparatus according to claim 6, characterized in that: The side of the base (1) is provided with a collecting box (45).

Citation Information

Patent Citations

  • Bending device for steel structure machining

    CN219233599U