Bending machine for U-shaped hoop machining

Abstract

The utility model discloses a bending machine for U-shaped hoop machining, which belongs to the field of U-shaped hoop machining and comprises a machine table, a fixing column is fixedly connected to the center of the top of the machine table, a bending piece is fixedly connected to the outer portion of the fixing column, a rotating disc is rotatably connected to the top of the machine table, a guide frame is fixedly connected to one side of the machine table, and the guide frame is fixedly connected to the other side of the machine table. A fixing plate is slidably connected to the outer portion of the guide frame, a connecting column is rotatably connected to the top of the rotating disc, a rotating piece is fixedly connected to the end of the connecting column, and one side of the rotating piece is parallel to one side of the fixing plate; according to the U-shaped hoop bending device, through the matched design of the rotating disc, the connecting column, the rotating piece and the fixing plate, accurate positioning of the U-shaped hoop in the bending process is achieved, especially through the arrangement of the measuring plate and the transmission screw rod, the position of the U-shaped hoop can be accurately adjusted, it is ensured that the bending position is accurate every time, and therefore the machining precision is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to U type hoop processing technical field, and specifically relates to a bending machine for U type hoop processing. BACKGROUND

[0002] In the field of mechanical processing, U type hoop is a common metal component, which is widely used in pipeline fixing, cable support and other fields. The processing of U type hoop usually needs to be accurately bent to ensure that its shape and size meet the design requirements. Traditional bending processing methods rely on manual operation or simple mechanical devices, which have low processing precision, low efficiency and complex operation. Especially in mass production, the traditional method is difficult to meet the requirements of high precision and high efficiency.

[0003] With the development of industrial automation, the design and manufacturing technology of the bending machine are also constantly improving. Although the existing bending machine improves the processing efficiency to a certain extent, the positioning of the material during the bending process is not accurate, the bending angle is difficult to control, and the workpiece after processing is prone to deformation. Therefore, the utility model provides a bending machine for U type hoop processing. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a bending machine for U type hoop processing to solve the problems in the above background technology.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a bending machine for U type hoop processing, comprising a machine table, a fixed column is fixedly connected at the center of the top of the machine table, a bending piece is fixedly connected outside the fixed column, a rotating disc is rotatably connected to the top of the machine table, a guide frame is fixedly connected to one side of the machine table, a fixed plate is slidably connected outside the guide frame, a connecting column is rotatably connected to the top of the rotating disc, a rotating piece is fixedly connected to the end of the connecting column, and one side of the rotating piece is parallel to one side of the fixed plate.

[0006] As a preferred embodiment, the bottom of the rotating piece is fixedly connected with a measuring plate, one end of the measuring plate is rotatably connected with a transmission screw, and the transmission screw is threadedly connected with a transmission block outside.

[0007] As a preferred embodiment, the connecting part of the rotating piece and the fixed plate is located on one side of the fixed column, the same side of the transmission block and the fixed plate is fixedly connected with a limiting piece, and a limiting cavity is formed on one side of the limiting piece facing the bending piece.

[0008] As a preferred embodiment, the top and bottom of the limiting piece are provided with a weakening groove, the inside of the limiting piece is provided with a deformation cavity, and the top and bottom of the opening of the limiting cavity are provided with an arc-shaped guide surface.

[0009] As a preferred implementation, one end of the machine is fixedly connected with a bottom plate, the inside of one end of the bottom plate is threadedly connected with a support column, and one end of the support column abuts against one end of a fixed plate.

[0010] As a preferred implementation, the outside of the other end of the support column is threadedly connected with a threaded sleeve, the top of the guide frame is provided with a limiting slot, and the top of the fixed plate is penetrated by a fixed bolt and extends into the inside of the limiting slot.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] The U-shaped hoop bending machine realizes accurate positioning of the U-shaped hoop during the bending process, especially the setting of the measuring plate and the transmission screw rod can accurately adjust the position of the U-shaped hoop, ensures that the position of each bending is accurate and correct, and thus improves the processing precision.

[0013] The U-shaped hoop bending machine effectively limits the movement of the U-shaped hoop during the bending process, prevents workpiece deformation, and at the same time, the weakening groove and the deformation cavity on the limiting piece can absorb the stress generated during bending, further enhancing the stability of processing. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a front view of the structure of the utility model;

[0015] Figure 2 It is a side view of the structure of the utility model;

[0016] Figure 3 It is Figure 1 the enlarged view of A.

[0017] In the figure: 1, machine; 2, fixed column; 201, bending piece; 3, rotating disc; 4, fixed plate; 5, guide frame; 6, fixed bolt; 7, bottom plate; 8, support column; 9, threaded sleeve; 10, connecting column; 11, rotating piece; 12, measuring plate; 13, transmission screw rod; 14, transmission block; 15, limiting piece; 1501, weakening groove; 1502, deformation cavity; 1503, guide surface; 1504, limiting cavity. DETAILED DESCRIPTION

[0018] The utility model will be further described below in combination with examples.

[0019] The following examples are used to illustrate the present application, but cannot be used to limit the protection scope of the present application. The conditions in the examples can be further adjusted according to specific conditions, and simple improvements of the method of the present application under the concept of the present application all belong to the protection scope of the present application.

[0020] Please refer to Figures 1-3 The utility model provides a bending machine for U type hoop processing, including the machine table 1, the fixedly connected with the fixed column 2 in the center of machine table 1 top, the outside fixed connection of fixed column 2 has the bending piece 201, the top rotationally connected with rotary disc 3 of machine table 1, one side fixedly connected with the guide frame 5 of machine table 1, the outside slidingly connected with fixed plate 4 of guide frame 5, the top rotationally connected with connecting column 10 of rotary disc 3, the fixedly connected with rotary piece 11 of connecting column 10 end, one side of rotary piece 11 with one side of fixed plate 4 parallel, the bottom fixedly connected with measuring plate 12 of rotary piece 11, one end rotationally connected with transmission screw 13 of measuring plate 12, the outside screw thread connection of transmission screw 13 has transmission block 14, the connecting place of rotary piece 11 and fixed plate 4 is located one side of fixed column 2, the same side of transmission block 14 and fixed plate 4 all fixedly connected with limiting piece 15, all set up limiting cavity 1504 on the one side of limiting piece 15 towards bending piece 201, one end fixedly connected with bottom plate 7 of machine table 1, the inside screw thread connection of bottom plate 7 one end has support column 8, one end of support column 8 with one end of fixed plate 4 abut, the outside screw thread connection of support column 8 other end has screw sleeve 9, the top of guide frame 5 sets up limiting slot, the top of fixed plate 4 is through fixed bolt 6 and extends to the inside of limiting slot, and the U type hoop to be processed is placed in rotary piece 11 and one side of fixed plate 4, and the length of support column 8 is adjusted by rotating screw sleeve 9, so that fixed plate 4 can stably abut against one side of U type hoop, while ensuring that fixed plate 4 slides smoothly on guide frame 5, the position of U type hoop on rotary piece 11 is accurately adjusted by the cooperation of measuring plate 12 and transmission screw 13, transmission block 14 is moved under the action of screw thread by rotating transmission screw 13, thereby driving limiting piece 15 and U type hoop to move together until reaching the predetermined position, fixed plate 4 is firmly fixed in the limiting slot of guide frame 5 using fixed bolt 6, ensuring that it does not move during the bending process, starting rotary disc 3, rotary disc 3 drives rotary piece 11 to rotate, and bending piece 201 performs bending operation on U type hoop, after bending is completed, reset rotary disc 3, and take out the processed U type hoop from the bending machine, ready for processing the next workpiece.

[0021] The accurate adjustment of rotary disc 3, connecting column 10, rotary piece 11 and measuring plate 12 ensures the accurate positioning of U type hoop before bending, thereby improving the processing accuracy, and the design of limiting piece 15 and limiting cavity 1504 effectively limits the movement of U type hoop during the bending process, preventing workpiece deformation.

[0022] In this embodiment, the top and bottom of the limiting piece 15 are provided with weakening grooves 1501, and the inside of the limiting piece 15 is provided with deformation cavities 1502. The top and bottom of the opening of the limiting cavity 1504 are provided with arc-shaped guide surfaces 1503. With the bending process, the part of the U-shaped hoop in contact with the limiting piece 15 will generate stress. The design of the weakening grooves 1501 and the deformation cavities 1502 enables the limiting piece 15 to better disperse these stresses and avoid stress concentration leading to damage of the limiting piece 15 or the U-shaped hoop. During the bending process, the limiting piece 15 may undergo slight deformation to adapt to the deformation of the U-shaped hoop. The deformation cavity 1502 provides space for the deformation of the limiting piece 15, and also helps the limiting piece 15 to restore its original shape after the bending process is completed. The arc-shaped guide surface 1503 helps the U-shaped hoop to enter the limiting cavity 1504 more smoothly during the bending process, reducing friction and resistance. The guide surface 1503 also ensures accurate positioning of the U-shaped hoop during the bending process, improving the precision of the processing;

[0023] The arc-shaped guide surface 1503 ensures accurate positioning of the U-shaped hoop during the bending process, reducing processing errors caused by inaccurate positioning. The design of the weakening grooves 1501 and the deformation cavities 1502 enables the limiting piece 15 to better disperse stress, avoiding damage or deformation caused by stress concentration, thereby enhancing the stability of the processing. By dispersing stress and providing deformation space, the weakening grooves 1501 and the deformation cavities 1502 help to reduce the wear of the limiting piece 15 during the bending process, thereby prolonging the service life of the limiting piece 15 and the entire bending machine.

[0024] The working principle and use process of the utility model are as follows: firstly, the U-shaped hoop to be processed is placed on the rotating part 11 and one side of the fixed plate 4, the length of the supporting column 8 is adjusted through the rotating threaded sleeve 9, the fixed plate 4 can stably abut against one side of the U-shaped hoop, and meanwhile, it is ensured that the fixed plate 4 can smoothly slide on the guide frame 5, the position of the U-shaped hoop on the rotating part 11 is accurately adjusted through the cooperation of the measuring plate 12 and the transmission screw rod 13, the transmission block 14 is moved under the action of the screw thread by rotating the transmission screw rod 13, and then the limiting part 15 and the U-shaped hoop are moved together until the predetermined position is reached, the fixed plate 4 is firmly fixed in the limiting groove of the guide frame 5 by using the fixing bolt 6, and it is ensured that the fixed plate 4 will not move in the bending process, the rotating disc 3 is started, the rotating disc 3 drives the rotating part 11 to rotate, the bending part 201 performs the bending operation on the U-shaped hoop, after the bending is completed, the rotating disc 3 is reset, the processed U-shaped hoop is taken out from the bending machine, and the processing of the next workpiece is prepared, along with the bending, the part of the U-shaped hoop in contact with the limiting part 15 will generate stress, the design of the weakening groove 1501 and the deformation cavity 1502 enables the limiting part 15 to better disperse the stress, and the damage of the limiting part 15 or the U-shaped hoop caused by stress concentration is avoided, in the bending process, the limiting part 15 can be slightly deformed to adapt to the deformation of the U-shaped hoop, the deformation cavity 1502 provides space for the deformation of the limiting part 15, and meanwhile, it is also helpful for the limiting part 15 to restore the original shape after the bending is completed, the arc-shaped guide surface 1503 is helpful for the U-shaped hoop to more smoothly enter the limiting cavity 1504 in the bending process, and the friction and resistance are reduced, and the guide surface 1503 also ensures the accurate positioning of the U-shaped hoop in the bending process, and the processing precision is improved.

[0025] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principle of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A bending machine for processing U-shaped hoop, comprising a machine table (1), characterized in that: The top of the machine (1) is fixedly connected with a fixed column (2) in the center, the outer fixed column (2) is fixedly connected with a bending piece (201), the top of the machine (1) is rotatably connected with a rotating disc (3), one side of the machine (1) is fixedly connected with a guide frame (5), the outer guide frame (5) is slidably connected with a fixed plate (4), the top of the rotating disc (3) is rotatably connected with a connecting column (10), the end of the connecting column (10) is fixedly connected with a rotating piece (11), one side of the rotating piece (11) is parallel to one side of the fixed plate (4).

2. The bending machine for processing a U-shaped clamp according to claim 1, characterized in that: The bottom of the rotating piece (11) is fixedly connected with a measuring plate (12), one end of the measuring plate (12) is rotatably connected with a transmission screw rod (13), the outer transmission screw rod (13) is threadedly connected with a transmission block (14).

3. The bending machine for processing a U-shaped clamp according to claim 2, characterized in that: The connecting part of the rotating piece (11) and the fixed plate (4) is located on one side of the fixed column (2), the same side of the transmission block (14) and the fixed plate (4) is fixedly connected with a limiting piece (15), one side of the limiting piece (15) is provided with a limiting cavity (1504) facing the bending piece (201).

4. The bending machine for processing a U-shaped clamp according to claim 3, characterized in that: The top and bottom of the limiting piece (15) are provided with weakening grooves (1501), the inner limiting piece (15) is provided with a deformation cavity (1502), the top and bottom of the opening of the limiting cavity (1504) are provided with arc-shaped guide surfaces (1503).

5. The bending machine for processing a U-shaped clamp according to claim 1, characterized in that: One end of the machine (1) is fixedly connected with a bottom plate (7), the inner one end of the bottom plate (7) is threadedly connected with a supporting column (8), one end of the supporting column (8) abuts against one end of the fixed plate (4).

6. The bending machine for processing a U-shaped clamp according to claim 5, characterized in that: The other end of the supporting column (8) is threadedly connected with a threaded sleeve (9), the top of the guide frame (5) is provided with a limiting groove, the top of the fixed plate (4) is penetrated and extended into the inner limiting groove through a fixed bolt (6).

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