Indentation-free bending tool for stainless steel round bar

Abstract

The utility model discloses an indentation-free bending tool for a stainless steel round bar, which relates to the technical field of bending tools and comprises a moon frame. The moon frame is matched and connected with a mounted bearing mounted on a rotating table, a rotating cylinder is fixed on the rotating table through a bolt, and a rotating rod of the rotating cylinder is matched and connected with the moon frame; a rotating seat is connected to the moon frame in a sliding mode, the rotating seat is movably connected with a bending frame through a rotating shaft, and a plurality of guide wheels are connected to a mounted bearing of the bending frame in a matched mode. According to the bar bending device, the rotating air cylinder drives the moon frame to rotate on the rotating table, a bent non-straight bar can be conveniently inserted into the bending frame, the sliding strip is slidably connected to the rotating base, the bending frame is movably connected with the rotating base through the rotating shaft, the bending frame rotates under the connection of the fisheye joint, and therefore the guide wheels on the inner side are attached to and press the bar, and the bending efficiency is improved. Due to the arrangement of the guide wheels, the guide wheels can move along with the guide wheels, and indentations are avoided.

Description

Technical Field

[0001] The utility model specifically relates to the technical field of bending tools, and particularly relates to a stainless steel round bar non-indentation bending tool. Background Technique

[0002] Stainless steel bars can be divided into three types according to the production process: hot rolling, forging and cold drawing. The specifications of hot-rolled stainless steel round bars are 5.5 - 250 mm. Among them: small stainless steel round bars of 5.5 - 25 mm are mostly supplied in bundles of straight bars and are commonly used as steel bars, bolts and various mechanical parts; stainless steel round bars larger than 25 mm are mainly used to manufacture mechanical parts or as seamless steel pipe blanks.

[0003] Chinese Utility Model Publication No. CN 215035227 U discloses a pipe profile bending and welding device, which includes a workbench. A partition plate is fixedly connected to the upper end of the workbench. Bending components and welding manipulator components are respectively arranged at the positions on the left and right sides of the partition plate at the upper end of the workbench. An opening is formed in the upper right side of the workbench, and a welding tool is movably arranged inside the opening. Rotating shafts are rotatably connected to the left and right side walls of the opening, and both rotating shafts are connected with mounting mechanisms and are connected to the welding tool through the mounting mechanisms. A motor is fixedly connected to the right end of the workbench, and the output end of the motor is connected to the rotating shaft on the same side. The workbench is connected with an adsorption mechanism, and the partition plate is connected with an anti-welding slag mechanism;

[0004] For the above-mentioned pipe profile bending and welding device, through the mutual cooperation of the provided workbench, partition plate, bending components and welding manipulator components, the pipe profile can be bent. When the bending components are bending, they are bent in a pressing manner, so it is easy to have pressing marks, which affect the product quality. Therefore, we provide a stainless steel round bar non-indentation bending tool. By inserting the stainless steel bar into the bending frame, when the bending frame rotates, the inner guide wheels will press the steel bar to bend, and as the guide wheels rotate, there will be no creases, effectively making up for the above problems. Content of the Utility Model

[0005] The purpose of the utility model is to provide a stainless steel round bar non-indentation bending tool to solve the problems put forward in the background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solutions:

[0007] A non-indentation bending tooling for stainless steel round bars, including a moon-shaped bracket; the moon-shaped bracket is connected in cooperation with a pedestal bearing installed on a rotating table, and a rotating cylinder is fixed on the rotating table through bolts, and the rotating rod of the rotating cylinder is connected in cooperation with the moon-shaped bracket; a rotating seat is slidably connected on the moon-shaped bracket, the rotating seat is movably connected with a bending bracket through a rotating shaft, and a plurality of guide wheels are connected in cooperation with the pedestal bearing of the bending bracket; the bending bracket is movably connected with a sliding bar through a ball joint, and the sliding bar is slidably connected on the rotating seat.

[0008] As a further technical solution of the present invention, a pulling cylinder is movably connected to the rotating seat, and the push rod of the pulling cylinder is movably connected to the sliding bar; a gear is connected in cooperation with the pedestal bearing of the rotating seat, and the gear is meshed with a rack on the moon-shaped bracket, and the gear is connected in cooperation with the driving shaft of a gear motor; the gear motor is fixed on the rotating seat through bolts.

[0009] As a further technical solution of the present invention, a plurality of mechanical grippers are arranged on one side of the rotating seat, the mechanical grippers are connected in cooperation with the push rod of a gripper cylinder, and the gripper cylinder is connected in cooperation with a slide seat of a bidirectional sliding table.

[0010] As a further technical solution of the present invention, a bar feeding rack is arranged on one side of the mechanical gripper, the bar feeding rack is connected in cooperation with the push rod of a first pushing cylinder, and the first pushing cylinder is fixed on a support plate through bolts.

[0011] As a further technical solution of the present invention, a lifting lead screw is connected in cooperation with the pedestal bearing of the support plate, a guide rod is arranged on one side of the lifting lead screw, a lifting slide seat is sleeved outside the guide rod, and secondly, the lifting slide seat is also threadedly connected to the lifting lead screw; the lifting lead screw is also connected in cooperation with the driving shaft of a lifting motor.

[0012] As a further technical solution of the present invention, a second pushing cylinder is fixed on the lifting slide seat through bolts, and a pushing frame is connected in cooperation with the push rod of the second pushing cylinder.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. In the present invention, the rotating cylinder drives the moon-shaped bracket to rotate on the rotating table, which can facilitate the insertion of a non-straight bar into the bending bracket. The sliding bar is slidably connected to the rotating seat, the bending bracket is movably connected to the rotating seat through a rotating shaft, and under the connection of the ball joint, the bending bracket rotates, so that the inner guide wheels fit and press the bar. Due to the setting of the guide wheels, they can move along with it, so there will be no indentation.

[0015] 2. In this utility model, the push rod of the pulling cylinder pulls the sliding bar to move, thereby providing power for the bending frame to rotate and bend. The gear motor drives the connected gear to rotate, and under the action of the gear meshing with the rack, it will provide power for the rotating seat to move along the moon-shaped frame, facilitating the adjustment of the bending angle.

[0016] 3. In this utility model, the two-way sliding table facilitates the indirect adjustment of the position of the mechanical gripper, facilitating the clamping of different bars, and the pushing cylinder can adjust the height to support bars with different diameters. Description of the Drawings

[0017] Figure 1 is the three-dimensional structural schematic diagram of this utility model.

[0018] Figure 2 is in this utility model Figure 1 schematic diagram of another perspective.

[0019] Figure 3 is in this utility model Figure 1 partial enlarged view of part A.

[0020] Figure 4 is in this utility model Figure 1 partial enlarged view of part B.

[0021] Figure 5 is in this utility model Figure 1 partial enlarged view of part C.

[0022] Figure 6 is in this utility model Figure 2 partial enlarged view of part D.

[0023] In the figure: 1 - support plate, 2 - first pushing cylinder, 3 - bar loading rack, 4 - lifting screw rod, 5 - guide rod, 6 - lifting sliding seat, 7 - second pushing cylinder, 8 - lifting motor, 9 - gripper cylinder, 10 - mechanical gripper, 11 - two-way sliding table, 12 - rotating table, 13 - rotating cylinder, 14 - moon-shaped frame, 15 - rotating seat, 16 - bending frame, 17 - guide wheel, 18 - sliding bar, 19 - pulling cylinder, 20 - rack, 21 - gear, 22 - gear motor, 23 - pushing frame. Detailed Embodiment

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

[0025] Please refer toFigures 1-6 In the embodiment of the present utility model, a stainless steel round bar non-indentation bending tooling includes a moon-shaped frame 14; the moon-shaped frame 14 is cooperatively connected with a pedestal bearing installed on a rotating table 12. A rotating cylinder 13 is fixed to the rotating table 12 by bolts, and the rotating rod of the rotating cylinder 13 is cooperatively connected with the moon-shaped frame 14; a rotating seat 15 is slidably connected to the moon-shaped frame 14. The rotating seat 15 is movably connected to a bending frame 16 through a rotating shaft, and a plurality of guide wheels 17 are cooperatively connected to the pedestal bearing of the bending frame 16; a sliding bar 18 is movably connected to the bending frame 16 through a spherical joint, and the sliding bar 18 is slidably connected to the rotating seat 15.

[0026] By adopting the above technical solution, the rotating cylinder 13 drives the moon-shaped frame 14 to rotate on the rotating table 12, which can facilitate the insertion of a non-straight bar into the bending frame 16. The sliding bar 18 is slidably connected to the rotating seat 15, the bending frame 16 is movably connected to the rotating seat 15 through a rotating shaft, and under the connection of the spherical joint, the bending frame 16 rotates, so that the inner guide wheels 17 are pressed against the bar. Due to the setting of the guide wheels 17, they can move along with it, so that no indentation will appear.

[0027] In this embodiment, a pulling cylinder 19 is movably connected to the rotating seat 15, and the push rod of the pulling cylinder 19 is movably connected to the sliding bar 18; a gear 21 is cooperatively connected to the pedestal bearing of the rotating seat 15. The gear 21 is meshed and connected with a rack 20 on the moon-shaped frame 14, and the gear 21 is cooperatively connected to the driving shaft of a gear motor 22; the gear motor 22 is fixed to the rotating seat 15 by bolts.

[0028] By adopting the above technical solution, the push rod of the pulling cylinder 19 pulls the sliding bar 18 to move, thus providing power for the rotation and bending of the bending frame 16. The gear motor 22 drives the connected gear 21 to rotate. Under the action of the meshing of the gear 21 and the rack 20, it will provide power for the movement of the rotating seat 15 along the moon-shaped frame 14, facilitating the adjustment of the bending angle.

[0029] In this embodiment, a plurality of mechanical grippers 10 are arranged on one side of the rotating seat 15. The mechanical grippers 10 are cooperatively connected to the push rod of a gripper cylinder 9, and the gripper cylinder 9 is cooperatively connected to the sliding seat of a two-way sliding table 11.

[0030] Furthermore, a bar loading rack 3 is arranged on one side of the mechanical gripper 10. The bar loading rack 3 is cooperatively connected to the push rod of a first pushing cylinder 2, and the first pushing cylinder 2 is fixed to a support plate 1 by bolts.

[0031] By adopting the above technical solution, the two-way sliding table 11 facilitates the indirect adjustment of the position of the mechanical gripper 10, facilitating the clamping of different bars. The first pushing cylinder 2 can adjust the height to support bars of different diameters.

[0032] In this embodiment, a lifting lead screw 4 is connected to the pedestal bearing of the support plate 1 in a mating manner. A guide rod 5 is provided on one side of the lifting lead screw 4, and a lifting slide block 6 is sleeved outside the guide rod 5. Secondly, the lifting slide block 6 is also connected to the lifting lead screw 4 by a thread. The lifting lead screw 4 is also connected to the drive shaft of the lifting motor 8 in a mating manner.

[0033] Furthermore, a second push cylinder 7 is fixed to the lifting slide block 6 by bolts, and a push frame 23 is connected to the push rod of the second push cylinder 7 in a mating manner.

[0034] By adopting the above technical solution, the second push cylinder 7 pushes the push frame 23 to move, thereby pushing the bar material in contact with the push frame 23 to move, completing the feeding work. The drive shaft of the lifting motor 8 drives the lifting lead screw 4 to rotate. Under the action of the lifting slide block 6 being connected to the lifting lead screw 4 by a thread and sleeved on the guide rod 5, the position of the lifting slide block 6 can be adjusted, so as to facilitate the push frame 23 to push bar materials with different diameters.

[0035] The working principle of the present utility model is as follows: during use, the second push cylinder 7 pushes the push frame 23 to move, thereby pushing the bar material in contact with the push frame 23 to move, completing the feeding work. The drive shaft of the lifting motor 8 drives the lifting lead screw 4 to rotate. Under the action of the lifting slide block 6 being connected to the lifting lead screw 4 by a thread and sleeved on the guide rod 5, the position of the lifting slide block 6 can be adjusted, so as to facilitate the push frame 23 to push bar materials with different diameters; the two-way slide table 11 facilitates indirectly adjusting the position of the mechanical gripper 10, facilitating clamping of different bar materials, and the first push cylinder 2 can adjust the height to support bar materials with different diameters; the push rod of the pulling cylinder 19 pulls the sliding bar 18 to move, thereby providing power for the bending frame 16 to rotate and bend. The gear motor 22 drives the connected gear 21 to rotate. Under the action of the gear 21 meshing with the rack 20, power will be provided for the rotating seat 15 to move along the moon-shaped frame 14, facilitating adjustment of the bending angle; the rotating cylinder 13 drives the moon-shaped frame 14 to rotate on the rotating table 12, facilitating inserting an uneven bar material into the bending frame 16. The sliding bar 18 is slidably connected to the rotating seat 15, and the bending frame 16 is movably connected to the rotating seat 15 through a rotating shaft. And under the connection of the ball eye joint, the bending frame 16 rotates, so that the inner guide wheel 17 fits and presses the bar material. Due to the setting of the guide wheel 17, it can move along with it, so that no indentation will appear.

[0036] For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above-mentioned exemplary embodiments, and the present utility model can be implemented in other specific forms without departing from the spirit or basic characteristics of the present utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be embraced within the present utility model. Any reference signs in the claims should not be construed as limiting the claims involved.

[0037] In addition, it should be understood that although this specification is described according to embodiments, not every embodiment only contains an independent technical solution. This narrative manner of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A stainless steel round bar bending tool without indentation, characterized by: The invention comprises a moon frame (14); the moon frame (14) is connected with a bearing seat installed on a rotating platform (12); a rotating cylinder (13) is fixed on the rotating platform (12) by bolts, and a rotating rod of the rotating cylinder (13) is connected with the moon frame (14); a rotating seat (15) is slidably connected to the moon frame (14); the rotating seat (15) is movably connected to a bending frame (16) through a rotating shaft, and a plurality of guide wheels (17) are connected with the bearing seat of the bending frame (16); a sliding bar (18) is movably connected to the bending frame (16) through a fisheye joint, and the sliding bar (18) is slidably connected to the rotating seat (15).

2. The stainless steel round bar non-indentation bending tool according to claim 1, characterized in that: The rotating seat (15) is movably connected to a pulling cylinder (19), and the push rod of the pulling cylinder (19) is movably connected to a sliding bar (18); the seat bearing of the rotating seat (15) is matched with a gear (21), the gear (21) is meshed with a rack (20) on the moon frame (14), and the gear (21) is matched with a driving shaft of a gear motor (22); the gear motor (22) is fixed to the rotating seat (15) by bolts.

3. The stainless steel round bar non-indentation bending tool according to claim 1, characterized in that: A plurality of mechanical grippers (10) are arranged on one side of the rotating seat (15), and the mechanical grippers (10) are connected to the push rod of the gripper cylinder (9), and the gripper cylinder (9) is connected to the slide seat of the bidirectional slide table (11).

4. The stainless steel round bar non-indentation bending tool according to claim 3, characterized in that: A rod loading rack (3) is provided on one side of the mechanical gripper (10), and the rod loading rack (3) is connected to the push rod of the first push cylinder (2), and the first push cylinder (2) is fixed to the support plate (1) by bolts.

5. The stainless steel round bar non-indentation bending tool according to claim 4, characterized in that: The support plate (1) is cooperatively connected to the seat bearing with a lifting screw (4), and a guide rod (5) is provided on one side of the lifting screw (4), and a lifting slide (6) is sleeved on the outer side of the guide rod (5). Secondly, the lifting slide (6) is also connected to the lifting screw (4) through a thread; the lifting screw (4) is also cooperatively connected to the driving shaft of the lifting motor (8).

6. The stainless steel round bar non-indentation bending tool according to claim 5, characterized in that: A second push cylinder (7) is fixed to the lifting slide seat (6) by means of bolts, and a push rod of the second push cylinder (7) is cooperatively connected to a push frame (23).

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