U-shaped round steel cold roll forming device

Abstract

The utility model relates to the technical field of steel cold roll forming devices, and provides a U-shaped round steel cold roll forming device which comprises a base plate, a mounting plate fixedly arranged on the outer surface of the base plate, two rotating shafts rotationally connected to the inner surface of the base plate, and gears fixedly arranged on the outer surfaces of the two rotating shafts. Round steel to be subjected to cold roll forming is placed between the multiple first forming rollers and the multiple second forming rollers, an output shaft of a first motor drives a first lead screw to rotate, and an adjusting block and the first forming rollers are driven to move downwards along the inner wall of a rotating disc till the first forming rollers tightly press the round steel on the surfaces of the second forming rollers; a first motor drives a first lead screw to rotate to adjust the distance between a first forming roller and a second forming roller, fastening nuts are screwed to replace the first forming roller and the second forming roller with different inner groove diameters, so that the device can conduct U-shaped bending on round steel with different diameters, and an output shaft of a third motor drives a rotating shaft and a gear on the two sides to rotate reversely. And the first forming rollers on the two sides are driven to rotate around the two second forming rollers, and round steel is bent.

Description

Technical Field

[0001] The utility model relates to the technical field of steel cold-bending forming devices, in particular to a U-shaped round steel cold-bending forming device. Background Art

[0002] U-shaped round steel is widely used in construction, machinery manufacturing, bridge construction and other fields. In these fields, U-shaped round steel is often used as supporting structures, connectors or decorative elements.

[0003] In the prior art, such as China Publication No. CN217964385U, the utility model discloses a U-shaped round steel forming mold, which specifically relates to the field of molds, including a base. The utility model is provided with a support block, a connecting plate, a connecting rod, a rotating plate, a steel body, a pulley, a limiting rod, a lower tire, and a concave hole. The staff uses the base to be movably connected to the external ground, and the bottom ends of the two connecting plates are slidably connected to the top ends of the base until one side of the two connecting plates are bonded to the two sides of the support block. The outer walls of the four lower tires are respectively tightly connected to one side of the connecting plate, the two ends of the pulley are rotatably connected to one side of the lower tire, and the outer wall of the limiting rod is sleeved and connected to one side of the lower tire. At the same time, the inner wall of the pulley is rotatably connected to the outer wall of the limiting rod, thereby facilitating the staff to control the external upper oil hydraulic press equipment to make the upper tire subjected to downward force, and the steel body is guided by the pulley to achieve the desired shape and size, effectively improving the use effect of the device.

[0004] Although the above scheme has the above advantages, the disadvantage of the above scheme is that there is a lack of a structure that allows the device to adjust the cold bending forming mechanism of the device according to the different diameter sizes of the round steel to be cold-bent, and the universal scope of use of the device is limited. During the bending process of the round steel, the material will fall off and form powder due to plastic deformation. There is a lack of a structure for collecting and cleaning the powder generated by the round steel during the cold bending forming process, and the practicality of the device is limited. Utility Model Content

[0005] The purpose of the utility model is to provide a U-shaped round steel cold bending forming device. The utility model is designed to enable the device to adjust the cold bending forming mechanism of the device according to the different diameters of the round steel to be cold bent, thereby improving the universal range of use of the device. During the bending process of the round steel, the material will cause small particles inside the material to fall off and form powder due to plastic deformation. A structure is designed to collect and clean the powder generated during the cold bending forming process of the round steel, thereby improving the practicality of the device.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solution: a U-shaped round steel cold bending forming device, comprising:

[0007] A substrate, the outer surface of which is fixedly provided with a mounting plate, further comprising:

[0008] Two rotating shafts are rotatably connected to the inner surface of the base plate, and gears are fixedly provided on the outer surfaces of the two rotating shafts. The two gears are meshed with each other, and rotating disks are fixedly provided on the outer surfaces of the two gears. The inner surfaces of the two rotating disks are rotatably connected to the first screw rods, and the outer surfaces of the two rotating disks are fixedly installed with the first motors. The two first motor output shafts are respectively fixedly connected to one end surface of the two first screw rods, and the outer surfaces of the two first screw rods are threadedly connected to the adjusting blocks, and the two adjusting blocks are respectively slidably connected to the inner surfaces of the two rotating disks. The outer surfaces of the two adjusting blocks are fixedly provided with first positioning rods, and the outer surfaces of the two first positioning rods are movable The movable sleeve is provided with a first forming roller, and two second positioning rods are fixedly provided on the outer surface of the substrate, and the outer surfaces of the two second positioning rods are movably sleeved with a second forming roller, and the outer surfaces of the two first positioning rods and the two second positioning rods are threadedly connected with fastening nuts. The output shaft of the first motor drives the first screw rod to rotate, and drives the adjusting block and the first forming roller to move down along the inner wall of the rotating disk until the first forming roller presses the round steel on the surface of the second forming roller. The first motor adjusts the distance between the first forming roller and the second forming roller by driving the first screw rod to rotate, and loosens the fastening nuts to replace the first forming roller and the second forming roller with different inner groove diameters, so that the device can perform U-shaped bending on round steel of different diameters.

[0009] Preferably, a third motor is fixedly mounted on the outer surface of the mounting plate, and the outer surface of the output shaft of the third motor is fixedly connected to one end face of the rotating shaft. The output shaft of the third motor drives the rotating shafts and gears on both sides to reverse, and drives the first forming rollers on both sides to rotate around the two second forming rollers to bend the round steel.

[0010] Preferably, an ash collecting groove is provided on the outer surface of the base plate, and a bottom plate is fixedly provided on the outer surface of the bottom of the base plate. Powder generated during the cold bending process of the round steel falls downwards into the bottom plate through the ash collecting groove.

[0011] Preferably, two rod racks are fixedly provided on the inner surface of the base plate, a limit slide rod is fixedly provided on the outer surface of one rod rack, and a second screw rod is rotatably connected to the inner surface of the other rod rack, and the two rod racks respectively install the limit slide rod and the second screw rod.

[0012] Preferably, a cleaning plate is threadedly connected to the outer surface of the second screw rod, and the inner surface of the cleaning plate is slidably connected to the outer surface of the limiting slide rod. The second screw rod drives the cleaning plate to move along the limiting slide rod to collect and clean the metal powder that falls into the inside of the bottom plate.

[0013] Preferably, a second motor is fixedly mounted on the outer surface of the substrate, an output shaft of the second motor is fixedly connected to one end surface of the second screw rod, and the output shaft of the second motor drives the second screw rod to rotate.

[0014] Preferably, a plurality of electric hydraulic rods are fixedly provided on the outer surface of the base plate, and the plurality of electric hydraulic rods are evenly arranged at the four corners of the top of the base plate, and the base plate supports the plurality of electric hydraulic rods.

[0015] Preferably, a protective plate is fixedly provided on the outer surface of the top of the plurality of electric hydraulic rods, and two observation windows are provided on the outer surface of the protective plate. The plurality of electric hydraulic rods drive the protective plate to move, and the two observation windows are used to observe the bending condition of the round steel.

[0016] Compared with the prior art, the advantages and positive effects of the present invention are:

[0017] 1. The utility model places the round steel to be cold-bent between a plurality of first forming rollers and a second forming roller. The output shaft of the first motor drives the first screw to rotate, driving the adjustment block and the first forming roller to move down along the inner wall of the rotating disk until the first forming roller presses the round steel on the surface of the second forming roller. The first motor drives the first screw to rotate to adjust the distance between the first forming roller and the second forming roller. The fastening nut is loosened to replace the first forming roller and the second forming roller with different inner groove diameters, so that the device can perform U-shaped bending on round steel of different diameters. The output shaft of the third motor drives the rotating shafts and gears on both sides to reverse, driving the first forming rollers on both sides to rotate around the two second forming rollers to bend the round steel.

[0018] 2. In the utility model, the powder generated during the cold bending process of round steel falls down to the inside of the bottom plate through the ash collecting trough. The second motor output shaft drives the second screw to rotate. Under the guidance of the limiting slide bar on the other side, the second screw bar drives the cleaning plate to move along the limiting slide bar to collect and clean the metal powder that falls into the inside of the bottom plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the three-dimensional structure of a U-shaped round steel cold bending forming device provided by the utility model;

[0020] Figure 2 This is a side perspective structural diagram of a U-shaped round steel cold-bending forming device provided by the utility model;

[0021] Figure 3 This is a schematic diagram of the internal three-dimensional structure of a U-shaped round steel cold bending forming device provided by the utility model;

[0022] Figure 4 A U-shaped round steel cold bending forming device provided by the utility model Figure 1 A in the figure is an enlarged schematic diagram of the three-dimensional structure.

[0023] Legend:

[0024] 1. Base plate; 2. Mounting plate; 3. First motor; 4. Electric hydraulic rod; 5. Protective plate; 6. Observation window; 7. Bottom plate; 8. Limiting slide bar; 9. Second motor; 10. Rotating plate; 11. First screw rod; 12. Adjusting block; 13. First positioning rod; 14. First forming roller; 15. Second positioning rod; 16. Second forming roller; 17. Fastening nut; 18. Gear; 19. Rotating shaft; 20. Third motor; 21. Ash collecting trough; 22. Second screw rod; 23. Rod holder; 24. Cleaning plate. DETAILED DESCRIPTION

[0025] In order to more clearly understand the above-mentioned purpose, features and advantages of the present invention, the present invention is further described below with reference to the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features therein can be combined with each other without conflict.

[0026] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed in the following specification.

[0027] Example 1, as Figures 1 to 4 As shown, the utility model provides a U-shaped round steel cold bending forming device, including a base plate 1, a mounting plate 2 is fixedly provided on the outer surface of the base plate 1, two rotating shafts 19 are rotatably connected to the inner surface of the base plate 1, the outer surfaces of the two rotating shafts 19 are fixedly provided with gears 18, the two gears 18 are meshed, the outer surfaces of the two gears 18 are fixedly provided with rotating disks 10, the inner surfaces of the two rotating disks 10 are rotatably connected with first screw rods 11, the outer surfaces of the two rotating disks 10 are fixedly installed with first motors 3, the output shafts of the two first motors 3 are respectively fixedly connected to one end surface of the two first screw rods 11, the outer surfaces of the two first screw rods 11 are threadedly connected to adjusting blocks 12, the two adjusting blocks 12 are respectively slidably connected to the inner surfaces of the two rotating disks 10, the outer surfaces of the two adjusting blocks 12 are fixedly provided with first positioning rods 13, and the two The outer surface of the first positioning rod 13 is movably sleeved with a first forming roller 14, and two second positioning rods 15 are fixedly provided on the outer surface of the substrate 1. The outer surfaces of the two second positioning rods 15 are movably sleeved with a second forming roller 16. The outer surfaces of the two first positioning rods 13 and the two second positioning rods 15 are threadedly connected with fastening nuts 17. The output shaft of the first motor 3 drives the first screw rod 11 to rotate, and drives the adjusting block 12 and the first forming roller 14 to move down along the inner wall of the rotating disk 10 to the round steel on the surface of the first forming roller 14 pressing the second forming roller 16. The first motor 3 adjusts the distance between the first forming roller 14 and the second forming roller 16 by driving the first screw rod 11 to rotate, loosens the fastening nuts 17 to replace the first forming roller 14 and the second forming roller 16 with different inner groove diameters, so that the device can perform U-shaped bending on round steel of different diameters.

[0028] Further, as shown in Figures 1 to 4 The third motor 20 is fixedly installed on the outer surface of the mounting plate 2. The output shaft of the third motor 20 is fixedly connected with one end surface of a rotating shaft 19. The output shaft of the third motor 20 drives the rotating shafts 19 and the gears 18 on both sides to reverse, and drives the first forming rollers 14 on both sides to rotate around the second forming rollers 16, so as to bend the round steel.

[0029] Further, as shown in Figures 1 to 4 The outer surface of the base plate 1 is provided with a dust collecting groove 21. The bottom of the base plate 1 is fixedly provided with a bottom plate 7. The powder generated in the cold bending forming process of the round steel falls into the bottom plate 7 through the dust collecting groove 21.

[0030] Further, as shown in Figures 1 to 4 The inner surface of the bottom plate 7 is fixedly provided with two rod frames 23. The outer surface of one rod frame 23 is fixedly provided with a limiting sliding rod 8. The inner surface of the other rod frame 23 is rotatably connected with a second screw rod 22. The two rod frames 23 are respectively installed on the limiting sliding rod 8 and the second screw rod 22.

[0031] Further, as shown in Figures 1 to 4 The outer surface of the second screw rod 22 is threadedly connected with a cleaning plate 24. The inner surface of the cleaning plate 24 is slidably connected with the outer surface of the limiting sliding rod 8. The second screw rod 22 drives the cleaning plate 24 to move along the limiting sliding rod 8, so as to collect and clean the metal powder falling into the bottom plate 7.

[0032] Further, as shown in Figures 1 to 4 The outer surface of the base plate 1 is fixedly provided with a second motor 9. The output shaft of the second motor 9 is fixedly connected with one end surface of the second screw rod 22. The output shaft of the second motor 9 drives the second screw rod 22 to rotate.

[0033] Further, as shown in Figures 1 to 4 The outer surface of the base plate 1 is fixedly provided with a plurality of electric hydraulic rods 4. The plurality of electric hydraulic rods 4 are evenly arranged at the top four corners of the base plate 1. The base plate 1 supports the plurality of electric hydraulic rods 4.

[0034] Further, as shown in Figures 1 to 4 The top outer surface of the plurality of electric hydraulic rods 4 is fixedly provided with a protective plate 5. The outer surface of the protective plate 5 is provided with two observation windows 6. The plurality of electric hydraulic rods 4 drives the protective plate 5 to move. The two observation windows 6 observe the bending condition of the round steel.

[0035] Working principle: Place the round steel to be cold-bent between a plurality of first forming rollers 14 and second forming rollers 16, turn on the first motor 3, and the output shaft of the first motor 3 drives the first screw 11 to rotate, driving the adjustment block 12 and the first forming roller 14 to move down along the inner wall of the rotating disk 10 until the first forming roller 14 presses the round steel on the surface of the second forming roller 16. The first motor 3 drives the first screw 11 to rotate to adjust the distance between the first forming roller 14 and the second forming roller 16, loosen the fastening nut 17 to replace the first forming roller 14 and the second forming roller 16 with different inner groove diameters, so that the device can be used for round steel of different diameters. All steel can be U-bent. Turn on the third motor 20. The output shaft of the third motor 20 drives the rotating shafts 19 and gears 18 on both sides to reverse, and drives the first forming rollers 14 on both sides to rotate around the two second forming rollers 16 to bend the round steel. The powder generated during the cold bending process of the round steel falls down to the inside of the bottom plate 7 through the ash collecting trough 21. Turn on the second motor 9. The output shaft of the second motor 9 drives the second screw rod 22 to rotate. Under the guidance of the limiting slide rod 8 on the other side, the second screw rod 22 drives the cleaning plate 24 to move along the limiting slide rod 8 to collect and clean the metal powder that falls into the inside of the bottom plate 7.

[0036] The above are merely preferred embodiments of the present invention and do not limit the present invention in any other form. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification of the above embodiment made according to the technical essence of the present invention without departing from the content of the technical solution of the present invention shall still fall within the scope of protection of the technical solution of the present invention.

Claims

1. A U-shaped round steel cold bending forming device, comprising: A substrate (1), wherein a mounting plate (2) is fixedly provided on the outer surface of the substrate (1), characterized in that it further comprises: Two rotating shafts (19) are rotatably connected to the inner surface of the base plate (1); the outer surfaces of the two rotating shafts (19) are fixedly provided with gears (18); the two gears (18) are meshed with each other; the outer surfaces of the two gears (18) are fixedly provided with rotating disks (10); the inner surfaces of the two rotating disks (10) are rotatably connected to the first screw rods (11); the outer surfaces of the two rotating disks (10) are fixedly installed with first motors (3); the output shafts of the two first motors (3) are respectively fixedly connected to one end surface of the two first screw rods (11); the outer surfaces of the two first screw rods (11) are threadedly connected An adjusting block (12), the two adjusting blocks (12) are respectively slidably connected to the inner surfaces of the two rotating disks (10), the outer surfaces of the two adjusting blocks (12) are fixedly provided with a first positioning rod (13), the outer surfaces of the two first positioning rods (13) are movably sleeved with a first forming roller (14), the outer surface of the base plate (1) is fixedly provided with two second positioning rods (15), the outer surfaces of the two second positioning rods (15) are movably sleeved with a second forming roller (16), and the outer surfaces of the two first positioning rods (13) and the two second positioning rods (15) are threadedly connected with a fastening nut (17).

2. The U-shaped round steel cold-bending device according to claim 1, characterized in that: A third motor (20) is fixedly mounted on the outer surface of the mounting plate (2), and the outer surface of the output shaft of the third motor (20) is fixedly connected to one end surface of the rotating shaft (19).

3. The U-shaped round steel cold-bending device according to claim 1, characterized in that: An ash collecting groove (21) is provided on the outer surface of the base plate (1), and a bottom plate (7) is fixedly provided on the outer surface of the bottom of the base plate (1).

4. The U-shaped round steel cold-bending device according to claim 3, characterized in that: Two rod racks (23) are fixedly provided on the inner surface of the bottom plate (7), a limiting sliding rod (8) is fixedly provided on the outer surface of one of the rod racks (23), and a second screw rod (22) is rotatably connected to the inner surface of the other rod rack (23).

5. The U-shaped round steel cold-bending device according to claim 4, characterized in that: The outer surface of the second screw rod (22) is threadedly connected to a cleaning plate (24), and the inner surface of the cleaning plate (24) is slidably connected to the outer surface of the limiting slide rod (8).

6. The U-shaped round steel cold-bending device according to claim 5, characterized in that: A second motor (9) is fixedly mounted on the outer surface of the base plate (1), and an output shaft of the second motor (9) is fixedly connected to one end surface of the second screw rod (22).

7. The U-shaped round steel cold-bending device according to claim 1, characterized in that: A plurality of electric hydraulic rods (4) are fixedly arranged on the outer surface of the base plate (1), and the plurality of electric hydraulic rods (4) are evenly arranged at the four corners of the top of the base plate (1).

8. The U-shaped round steel cold-bending device according to claim 7, characterized in that: A protective plate (5) is fixedly provided on the outer surface of the top of the plurality of electric hydraulic rods (4), and two observation windows (6) are provided on the outer surface of the protective plate (5).

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