Bolt bending mechanism for U-shaped bolt machining

Abstract

The utility model discloses a bolt bending mechanism for processing a U-shaped bolt, which comprises a bottom plate, and an anti-slip mat is arranged on the surface of the bottom of the bottom plate; the bottom of the alternate placement assembly is fixedly connected with the top of the bottom plate, and the alternate placement assembly is used for alternate placement of the multiple stably-clamped to-be-machined bolt blanks; and one side of the bending operation assembly is fixedly connected with the top of the bottom plate, and the bending operation assembly is used for carrying out extrusion forming on a bolt blank. According to the bolt bending mechanism for U-shaped bolt machining, the alternate placement assembly is arranged, a bearing disc and a positioning block are driven to rotate through a motor, a to-be-machined bolt blank can be rotated to a preset working position in time, a worker can place the blank between a limiting block and a pressing block in advance, and the blank is stably clamped; and the bearing disc is rotated during bending, so that the bending efficiency is improved.

Description

Technical Field

[0001] This utility model relates to the field of bolt processing technology, specifically to a bolt bending mechanism for processing U-shaped bolts. Background Technology

[0002] U-bolts are fasteners commonly used in industry to fix or support objects. They are usually made of round steel and are processed through bending, drilling, and other processes to finally form a U-shaped structure.

[0003] Patent CN215391834U discloses a bending machine for processing U-bolts, including a bending table. A top plate is fixedly connected to the outer wall of the top of the bending table, and first openings are formed on both sides of the outer wall of the top plate. Rollers are slidably connected to the inner walls of the two first openings, and annular grooves are formed on the outer walls of the two rollers. A second opening is formed on the outer wall of the top plate, and a bending mechanism is slidably connected to the inner wall of the second opening. Sliding grooves are formed on both sides of the outer wall of the top plate, and guide frames are slidably connected to the inner walls of the two sliding grooves. The bending mechanism includes a machine housing. This patent solves the problem of limited functionality in existing bolt bending machines by setting an adjustable bending cone on the bending mechanism and using different annular bending grooves on the bending cone to produce U-bolts of different diameters. Different specifications of U-bolts can be produced by adjusting the height of the bending cone.

[0004] As shown in the above technology, when bending U-bolts, the bolt blank needs to be stably placed in the fixture. The operation process is cumbersome and time-consuming, resulting in low overall U-bolt bending efficiency. Furthermore, different models of U-bolts have different requirements for forming angles, and existing equipment cannot form them in one go. Utility Model Content

[0005] To address the shortcomings of existing technologies, this utility model provides a bolt bending mechanism for U-bolt processing. It solves the problems that bolt blanks need to be stably placed in a fixture, which makes the operation process cumbersome and time-consuming, resulting in low overall U-bolt bending efficiency. Furthermore, different types of U-bolts have different forming angle requirements, and existing equipment cannot form them in a single pass.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a bolt bending mechanism for processing U-shaped bolts, comprising:

[0007] The base plate has an anti-slip pad on its bottom surface;

[0008] A rotating placement assembly, the bottom of which is fixedly connected to the top of the base plate, is used to rotate multiple stably clamped bolt blanks to be processed.

[0009] The bending operation assembly is fixedly connected with the top of the bottom plate, and is used for extruding and forming the bolt blank.

[0010] Preferably, the wheel replacement assembly comprises a motor fixedly connected with the bottom plate, the top end of the output shaft of the motor is fixedly connected with a bearing disc, the top of the bearing disc is fixedly connected with a positioning block, the number of the positioning blocks is multiple, and the positioning blocks are uniformly and symmetrically arranged, the top of the positioning block is fixedly connected with a center square groove block, the surface of the center square groove block is movably sleeved with a peripheral ring plate, and the inner side of the peripheral ring plate is fixedly connected with an internal ring tooth.

[0011] Preferably, the inner wall of the center square groove block is movably connected with a positioning square block, and the surface of the positioning square block is fixedly connected with a positioning tooth on one side.

[0012] Preferably, one side of the peripheral ring plate is fixedly connected with a bearing supporting plate, the top of the bearing supporting plate is fixedly connected with a limiting block, the surface of the bearing supporting plate is penetrated through a clamping column, and the top end of the clamping column is fixedly connected with a pressing block.

[0013] Preferably, the bending operation assembly comprises a fixed beam fixedly connected with the top of the bottom plate, the surface of the fixed beam is movably sleeved with a moving sleeve, and the surface of the moving sleeve is penetrated through a positioning screw.

[0014] Preferably, one side of the moving sleeve is fixedly connected with a telescopic rod, and one end of the telescopic rod is fixedly connected with a force applying wheel.

[0015] The utility model provides a kind of bolt bending mechanism for U-shaped bolt processing.Compared with prior art, it has the following advantages:

[0016] 1, the bolt bending mechanism for U-shaped bolt processing, the setting of wheel replacement assembly is used, the bolt blank to be processed is rotated to predetermined working position in time by the rotation of bearing disc and positioning block driven by motor, by detachable pressing block, staff can place blank between limiting block and pressing block in advance, so that it is stably clamped, bearing disc is rotated when bending, bending efficiency is improved, and pressing block itself is connected by the way that clamping column is directly inserted into bearing supporting plate, speed is faster, easy to operate, in addition, peripheral ring plate can rotate around center square groove block to adjust angle, then directly insert positioning tooth to position and fix it, the final placement angle of bolt blank can be quickly adjusted, and the bending operation assembly of adjustable is matched, solve the problem that existing equipment cannot be single-formed because different models of U-shaped bolt require different forming angles.

[0017] 2、The bolt bending mechanism for U-shaped bolt machining is characterized in that the movable sleeve can change the position on the surface of the fixed beam directly through the force applying wheel driven by the movable sleeve, and subsequent rapid operation is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a perspective view of the utility model;

[0019] Figure 2 It is the utility model Figure 1 It is a partial enlarged view of A in the middle;

[0020] Figure 3 It is a perspective view of the utility model;

[0021] Figure 4 It is a perspective view of the utility model wheel replacement assembly structure;

[0022] Figure 5 It is a perspective view of the utility model wheel replacement assembly structure.

[0023] In the figure: 1, bottom plate; 2, wheel replacement assembly; 21, motor; 22, bearing disc; 23, positioning block; 24, central square groove block; 25, peripheral ring plate; 26, internal ring tooth; 27, positioning square; 28, positioning tooth; 29, bearing plate; 210, limiting block; 211, clamping column; 212, compression block; 3, bending operation assembly; 31, fixed beam; 32, movable sleeve; 33, positioning screw; 34, telescopic rod; 35, force applying wheel. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] Please refer to Figures 1-5 The utility model provides two technical solutions:

[0026] Embodiment one, a bolt bending mechanism for U-shaped bolt machining, comprising:

[0027] The surface of the bottom plate 1 is provided with an antiskid pad;

[0028] The bottom of the wheel replacement assembly 2 is fixedly connected with the top of the bottom plate 1, and the wheel replacement assembly 2 is used for replacing a plurality of stably clamped bolt blanks to be machined.

[0029] The bending operation assembly 3 is fixedly connected to one side of the top of the bottom plate 1, and is used for extrusion forming of the bolt blank. By means of the setting of the wheel replacement placing assembly 2, the bearing disc 22 and the positioning block 23 are driven to rotate by the motor 21, so that the bolt blank to be processed can be timely rotated to a predetermined working position. By means of the detachable pressing block 212, the worker can place the blank between the limiting block 210 and the pressing block 212 in advance, so that the blank can be stably clamped. When bending, the bearing disc 22 is rotated, the bending efficiency is improved, and the pressing block 212 is directly inserted into the bearing supporting plate 29 by means of the clamping column 211, which is fast and easy to operate. In addition, the peripheral ring plate 25 can be rotated to adjust the angle around the center square groove block 24, and then directly inserted into the positioning tooth 28 to be positioned and fixed. The final placement angle of the bolt blank can be quickly adjusted, and the adjustable bending operation assembly 3 is matched, so that the problem that the existing equipment cannot be single-formed due to different requirements for the forming angle of different models of U-shaped bolts is solved.

[0030] The main difference between the second embodiment and the first embodiment is that the bolt bending mechanism for U-shaped bolt processing includes a motor 21 fixedly connected to the bottom plate 1 in an embedded manner. The motor is a stepping motor. The top end of the output shaft of the motor 21 is fixedly connected to a bearing disc 22. The top of the bearing disc 22 is fixedly connected to a positioning block 23. The number of positioning blocks 23 is multiple and is uniformly and symmetrically arranged. The top of the positioning block 23 is fixedly connected to a center square groove block 24. The surface of the center square groove block 24 movably sleeves a peripheral ring plate 25. The inner side of the peripheral ring plate 25 is fixedly connected to an inner ring tooth 26. The inner wall of the center square groove block 24 movably connects a positioning square block 27. One side of the surface of the positioning square block 27 is fixedly connected to a positioning tooth 28. One side of the peripheral ring plate 25 is fixedly connected to a bearing supporting plate 29. The top of the bearing supporting plate 29 is fixedly connected to a limiting block 210. The surface of the bearing supporting plate 29 penetrates a clamping column 211 through a through groove. The number of through grooves is two. The top end of the clamping column 211 is fixedly connected to a pressing block 212. Different models of U-shaped bolts correspond to the same model of through grooves and clamping columns 211, but the pressing blocks 212 are different, so that the pressing blocks 212 can adapt to various models of U-shaped bolts. The bending operation assembly 3 includes a fixed beam 31 fixedly connected to the top of the bottom plate 1. The surface of the fixed beam 31 movably sleeves a moving sleeve 32. The surface of the moving sleeve 32 penetrates a positioning screw 33. One side of the moving sleeve 32 is fixedly connected to a telescopic rod 34. One end of the telescopic rod 34 is fixedly connected to a force wheel 35. By means of the setting of the bending operation assembly 3, the moving sleeve 32 can slide on the surface of the fixed beam 31 and be finally fixed by the positioning screw 33. The moving sleeve 32 drives the force wheel 35 to directly change the position on the surface of the fixed beam 31, which is convenient for subsequent quick operation.

[0031] The pressing block 212 and the limiting block 210 are made of hard rubber, and the surfaces thereof are micro-elastic.

[0032] Meanwhile, the contents not described in detail in the specification are all the prior art known by the person skilled in the art.

[0033] During operation, the appropriate pressing block 212 is selected, the clamping column 211 is inserted into the bearing tray 29, the bolt blank is placed between the pressing block 212 and the limiting block 210, the peripheral ring plate 25 is rotated around the central square groove block 24 according to the actual needs, the bearing tray 29 and the bolt blank are directly driven to change the angle, then the positioning square block 27 is inserted, the positioning teeth 28 are inserted into the central square groove block 24, the position of the peripheral ring plate 25 is fixed, the position of the moving sleeve 32 on the surface of the fixed beam 31 is adjusted, the positioning screw 33 is tightened, the moving sleeve 32 is fixed, during operation, the motor 21 is started, the bearing disc 22 and the positioning block 23 are rotated, the bolt blank is extruded to be formed by the stretching rod 34 and the pressing wheel 35, when the operation is completed, the device is restored.

[0034] It should be noted that, in the present document, the terms such as first and second, etc. are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0035] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A bolt bending mechanism for processing U-shaped bolts, characterized in that, Include: The bottom plate (1), the surface of the bottom of the bottom plate (1) is provided with anti-skid pad; Wheel replacement assembly (2), the bottom of the wheel replacement assembly (2) is fixedly connected with the top of the bottom plate (1), and the wheel replacement assembly (2) is used for rotating and placing a plurality of stable clamping bolt blanks to be processed; Bending operation assembly (3), one side of the bending operation assembly (3) is fixedly connected with the top of the bottom plate (1), and the bending operation assembly (3) is used for extruding the bolt blank.

2. The U-bolt bending mechanism for U-bolt machining according to claim 1, characterized in that: The wheel replacement assembly (2) includes an electric motor (21) fixedly connected with the bottom plate (1), the top end of the output shaft of the electric motor (21) is fixedly connected with a bearing disc (22), the top of the bearing disc (22) is fixedly connected with a positioning block (23), the number of the positioning block (23) is set to be multiple, which is uniformly and symmetrically arranged, the top of the positioning block (23) is fixedly connected with a center square groove block (24), the surface of the center square groove block (24) is movably sleeved with an outer ring plate (25), the inner side of the outer ring plate (25) is fixedly connected with an inner ring tooth (26).

3. The U-bolt bending mechanism for U-bolt machining according to claim 2, characterized in that: The inner wall of the center square groove block (24) is movably connected with a positioning block (27), one side of the surface of the positioning block (27) is fixedly connected with a positioning tooth (28).

4. The U-bolt bending mechanism for U-bolt machining according to claim 2, characterized in that: One side of the outer ring plate (25) is fixedly connected with a bearing plate (29), the top of the bearing plate (29) is fixedly connected with a limiting block (210), the surface of the bearing plate (29) is penetrated by a clamping column (211) through a through groove, the top end of the clamping column (211) is fixedly connected with a pressing block (212).

5. The U-bolt bending mechanism for U-bolt machining according to claim 1, characterized in that: The bending operation assembly (3) includes a fixed beam (31) fixedly connected with the top of the bottom plate (1), the surface of the fixed beam (31) is movably sleeved with a moving sleeve (32), and the surface of the moving sleeve (32) is penetrated by a positioning screw (33).

6. The U-bolt bending mechanism for U-bolt machining according to claim 5, characterized in that: One side of the moving sleeve (32) is fixedly connected with a telescopic rod (34), one end of the telescopic rod (34) is fixedly connected with a force wheel (35).

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