Metal bending tool

Abstract

The utility model discloses a metal bending tool, which relates to the technical field of bending tools and comprises a base, a limiting piece, a pedestal and a pressing piece. The limiting piece is rotationally mounted on the base; the base is installed on the base, the limiting piece abuts against the base so as to fix the relative position of the base and the base, and the limiting piece is installed in the base in a sliding mode; the pressing and holding piece is rotationally arranged on the peripheral side of the base in a sleeving mode and is in rotating fit relative to the base, the pressing and holding piece abuts against the workpiece, the pressing and holding piece is rotated to bend the workpiece, and the side face of the pressing and holding piece abuts against the limiting piece so that the relative position of the pressing and holding piece and the limiting piece can be fixed, and the relative position of the pressing and holding piece relative to the base can be adjusted. The embodiment of the utility model provides a metal bending tool which can change the angle of bending processing, reduce the limitation of bending processing and improve the convenience and efficiency of processing.

Description

Technical Field

[0001] The utility model relates to the technical field of bending tooling, in particular to a metal bending tooling. Background Art

[0002] Metal bending technology is widely used in manufacturing industries such as construction, automotive, appliance manufacturing, and aerospace. It utilizes the plastic deformation of metal to create parts or components of desired shapes and sizes, typically through a series of processes such as bending, forming, and welding. Different processes and methods can be selected based on specific needs and processing requirements. The selection and preparation of bending dies are crucial in metal bending technology. The shape and size of the die determine the shape and size of the metal sheet, so the appropriate die must be selected based on the desired shape and size of the part or component.

[0003] According to the applicant's search, the authorized patent with publication number CN219378778U mentions a rebar bending tool comprising: a workbench; a turntable rotatably mounted on the workbench and provided with first and second spaced-apart positioning posts, the first and second positioning posts defining a clamping channel for supporting the side of one end of the rebar; and a third positioning post mounted on the workbench and cooperating with the clamping channel to support the side of the other end of the rebar. This utility model solves the technical problem of conventional rebar bending tools being unable to quickly bend rebar.

[0004] In the prior art represented by the above patents, there are at least the following problems:

[0005] The bending angle of the tooling in the comparison document is fixed, and the bending angle of the tooling cannot be changed according to specific different processing requirements. Utility Model Content

[0006] The embodiment of the utility model provides a metal bending tool, which can change the angle of bending processing, reduce the limitations of processing bending, and improve processing convenience and processing efficiency.

[0007] In order to achieve the above-mentioned purpose, the embodiments of the present invention adopt the following technical solutions:

[0008] A metal bending tool comprises: a base, a limiting member, a pedestal, and a holding member. The limiting member is rotatably mounted on the base; the pedestal is mounted on the base, the limiting member abuts against the pedestal to fix the relative position of the pedestal and the pedestal, and the limiting member is slidably mounted within the pedestal; the holding member is rotatably sleeved on the circumference of the base and rotatably engaged relative to the pedestal. The holding member abuts against a workpiece and is rotated to bend the workpiece. The side surface of the holding member abuts against the limiting member to fix the relative position of the holding member and the limiting member, thereby adjusting the relative position of the holding member relative to the pedestal.

[0009] Furthermore, the base further includes a positioning ring and a positioning platform. The positioning ring is mounted on the base, the base is mounted on the positioning ring, the limiter is in sliding contact with the inner wall of the positioning ring, and the holding member is slidably sleeved outside the positioning ring; the positioning platform is mounted on the base, and one end of the workpiece is in contact with the positioning platform to determine the relative position of the workpiece and the base.

[0010] Furthermore, the limiting member includes: a turntable, a limiting block, and a rotating shaft. The turntable is rotatably mounted in the positioning ring and abuts against the inner wall of the positioning ring; the limiting block is slidably mounted on the turntable, a limiting groove is provided on the base and abuts against the inner wall of the limiting groove, and the turntable rotates to drive the limiting block to slide in the limiting groove; the rotating shaft is located on the turntable, a rotating shaft hole is provided on the base, the rotating shaft is rotatably mounted in the rotating shaft hole, and rotates coaxially with the turntable.

[0011] Furthermore, the base includes: a mounting plate, a boss, a stop block, and a slider. The mounting plate is mounted on the positioning ring, the mounting plate is provided with a plurality of first slide grooves, the limit grooves are provided on the mounting plate, and the holding member is slidably disposed within the mounting plate; the boss is mounted on the mounting plate; the stop block is mounted on the boss, the stop block and the boss define a bending space, and the workpiece is disposed within the bending space; the slider is slidably mounted on the boss, the slider slides along the first slide grooves, the workpiece is disposed within the bending space, and the slider slides to abut the workpiece.

[0012] Furthermore, the holding member includes: a limiting ring, a mounting frame, a pressure roller, and a handle. The limiting ring is slidably mounted on the positioning ring, with the inner surface of the limiting ring abutting against the outer surface of the positioning ring; the mounting frame is mounted on the limiting ring and has a second sliding groove; the pressure roller is slidably mounted on the mounting frame, and the pressure roller slides along the second sliding groove to abut against the workpiece; and the handle is mounted on the mounting frame.

[0013] Furthermore, the position limiting member further comprises an indicator needle which is mounted on the end of the rotating shaft and rotates coaxially with the rotating shaft. The stop block is provided with a graduated surface, and the indicator needle and the position limiting block extend in the same direction as the rotating disk.

[0014] Furthermore, the rotating shaft is rotated to drive the limiting block to slide in the limiting groove, the indicating needle rotates on the scale surface, and the pressure roller is slidably installed on the second sliding groove.

[0015] Furthermore, the sliding block is slidably mounted on the first sliding groove, and the rotating shaft hole passes through the stop block, the boss, and the mounting plate in sequence.

[0016] An embodiment of the present utility model provides a metal bending tool, in which a limiting member is rotatably mounted on the base, the limiting member is slidably mounted on the base, and the holding member is rotatably mounted on the base. The holding member abuts against the limiting member on its rotational path to limit the rotation angle of the holding member relative to the base, so as to control the processing bending angle of the workpiece, reduce the processing limitations of the tooling, and improve processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A schematic structural diagram of a metal bending tool provided in an embodiment of the present utility model;

[0018] Figure 2 A schematic structural diagram of a base provided in an embodiment of the present utility model;

[0019] Figure 3 A schematic structural diagram of a position limiting member provided in an embodiment of the present utility model;

[0020] Figure 4 A schematic structural diagram of a base provided in an embodiment of the present utility model;

[0021] Figure 5 A schematic structural diagram of a pressing member provided in an embodiment of the present utility model;

[0022] Figure 6 A schematic diagram of the installation structure of the base and the limiting member provided in an embodiment of the utility model;

[0023] Figure 7 A schematic diagram of the installation structure of the base, the limiting member, and the holding member provided in an embodiment of the utility model;

[0024] Figure 8 For the Figure 6 The cross-sectional view obtained after cutting along the AA path.

[0025] The above drawings include the following figure marks: 10-base; 101-positioning ring; 102-positioning platform; 20-limiting member; 201-turntable; 202-limiting block; 203-rotating shaft; 204-indicator needle; 30-base; 301-limiting groove; 302-rotating shaft hole; 303-mounting plate; 304-first slide groove; 305-boss; 306-stop block; 307-slider; 308-scale surface; 309-first bolt; 310-first nut; 40-pressing member; 401-limiting ring; 402-mounting frame; 403-second slide groove; 404-pressure roller; 405-handle; 406-second bolt; 407-gasket; 408-second nut. DETAILED DESCRIPTION

[0026] The embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0027] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0028] The terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Therefore, a feature specified as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, unless otherwise specified, "plurality" means two or more.

[0029] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0030] Example

[0031] Please refer to Figure 1As shown, this embodiment provides a metal bending tool, comprising: a base 10, a limiting member 20, a pedestal 30, and a holding member 40. The limiting member 20 is rotatably mounted on the base 10; the pedestal 30 is mounted on the base 10, the limiting member 20 abuts against the pedestal 30 to fix the relative position of the pedestal 30 and the base 10, and the limiting member 20 is slidably mounted within the pedestal 30; the holding member 40 is rotatably sleeved on the circumference of the pedestal 30, and rotates relative to the pedestal 30. The holding member 40 abuts against the workpiece, and the holding member 40 is rotated to bend the workpiece. The side surface of the holding member 40 abuts against the limiting member 20 to fix the relative position of the holding member 40 and the limiting member 20, so as to adjust the relative position of the holding member 40 relative to the pedestal 30.

[0032] In this embodiment, the base 30 is fixed to the base 10, the limiting member 20 is rotatably mounted on the base 10, and a portion of the limiting member 20 is slidably mounted on the base 30. The limiting member 20 is rotated to adjust the relative position of the limiting member 20 and the base 30. One end of the workpiece is fixed to the base 10 and passes through the base 30. The holding member 40 is rotated to abut the workpiece, thereby causing the workpiece to bend relative to the base 30. The holding member 40 abuts the limiting member 20 during the rotation process to limit the bending angle. By changing the rotation angle of the limiting member 20 according to the bending requirements of different processes, the rotation angle of the holding member 40 can be limited, reducing the limitations of the tooling during bending and improving the processing efficiency during the bending process.

[0033] Furthermore, in some implementations of this embodiment, Figure 2 As shown, the base 10 further includes a positioning ring 101 and a positioning platform 102. The positioning ring 101 is mounted on the base 10, and the base 30 is mounted on the positioning ring 101. The limiter 20 slides against the inner wall of the positioning ring 101, and the holding member 40 slides over the outer surface of the positioning ring 101. The positioning platform 102 is mounted on the base 10, and one end of the workpiece abuts against the positioning platform 102 to determine the relative position of the workpiece and the base 10.

[0034] In this embodiment, the positioning ring 101 provides installation and positioning. The bottom of the base 30 is engaged with the positioning ring 101, and the base 30 abuts against the positioning platform 102 for positioning, improving the installation accuracy of the base 30 and the bottom plate. The limiter 20 rotates relative to the inner wall of the positioning ring 101, and the holding member 40 rotates relative to the circumferential side of the base 30 to improve the relative rotation accuracy of the holding member 40 and the limiter 20. The workpiece is abutted against the positioning platform 102 and fixed to the end surface of the positioning platform 102 for positioning.

[0035] Furthermore, in some implementations of this embodiment, Figure 3 and Figure 4As shown, the limiting member 20 includes a rotating disk 201, a limiting block 202, and a rotating shaft 203. The rotating disk 201 is rotatably mounted within the positioning ring 101 and abuts against the inner wall of the positioning ring 101. The limiting block 202 is slidably mounted on the rotating disk 201. The base 30 defines a limiting slot 301 that abuts against the inner wall of the limiting slot 301. The rotating disk 201 rotates to drive the limiting block 202 to slide within the limiting slot 301. The rotating shaft 203 is located on the rotating disk 201. The base 30 defines a rotating shaft hole 302. The rotating shaft 203 is rotatably mounted within the rotating shaft hole 302 and rotates coaxially with the rotating disk 201.

[0036] In this embodiment, a thread is provided on the circumferential side of the rotating shaft 203, which cooperates with the inner wall thread of the rotating shaft hole 302. The limiting groove 301 is an annular groove arranged around the circumferential side of the boss 305. A straight groove is provided on the upper end face of the rotating shaft 203 to facilitate the rotation of the rotating shaft 203 and thus the rotation of the limiting block 202 in the relative position within the limiting groove 301.

[0037] Furthermore, in some implementations of this embodiment, Figure 4 、 Figure 8 As shown, the base 30 includes: a mounting plate 303, a boss 305, a stop block 306, and a slider 307. The mounting plate 303 is mounted on the positioning ring 101. The mounting plate 303 is provided with a plurality of first slide grooves 304. The limiting grooves 301 are provided on the mounting plate 303. The holding member 40 is slidably disposed within the mounting plate 303. The boss 305 is mounted on the mounting plate 303. The stop block 306 is mounted on the boss 305. The stop block 306 and the boss 305 enclose a bending space. The workpiece is disposed within the bending space. The slider 307 is slidably mounted on the boss 305. The slider 307 slides along the first slide grooves 304. The workpiece is disposed within the bending space. The slider 307 slides to abut the workpiece.

[0038] In this embodiment, the mounting plate 303 is a circular plate. The portion of the mounting plate 303 where the first chute 304 is located is a square platform. The square platform comprises two parallel first chute 304 slots to ensure that the slider 307 is flush with the positioning surface of the stop block 306 after sliding installation. The first chute 304 slots are trapezoidal table slots. The slider 307 slides relative to the extension direction of the first chute 304 slots. A first bolt 309 is inserted through the mounting plate 303 and the slider 307 and, in conjunction with a first nut 310, secures the slider 307. This allows for adaptability to different workpiece sizes, thereby increasing the applicability of the tooling. The boss 305 is a circular platform. The upper surface of the boss 305 forms a curved space with the side of the stop block 306 to accommodate the workpiece.

[0039] Furthermore, in some implementations of this embodiment, Figure 5 and Figure 7As shown, the holding member 40 includes a limiting ring 401, a mounting bracket 402, a pressure roller 404, and a handle 405. The limiting ring 401 is slidably mounted on the positioning ring 101, with the inner surface of the limiting ring 401 abutting the outer surface of the positioning ring 101. The mounting bracket 402 is mounted on the limiting ring 401 and defines a second sliding groove 403. The pressure roller 404 is slidably mounted on the mounting bracket 402 and slides along the second sliding groove 403 to abut the workpiece. The handle 405 is mounted on the mounting bracket 402.

[0040] In this embodiment, the limiting ring 401 abuts the outer surface of the positioning ring 101 to improve the installation accuracy of the limiting member 20 rotating relative to the inner surface of the positioning ring 101. The mounting bracket 402 is slidably mounted on the peripheral side of the mounting plate 303 on the base plate. One side of the mounting bracket 402 abuts the positioning surface of the mounting plate 303 to limit the initial rotation position of the holding member 40. The other side of the mounting bracket 402 abuts the side of the limiting block 202 during rotation. The mounting bracket 402 is provided with a second slide groove 403 extending in the radial direction of the limiting ring 401. The second nut 408 passes through the mounting plate 303 and the pressure roller 404. The gasket 407 and the second nut 408 are used to fix the relative position of the pressure roller 404 and the second slide groove 403 to adapt to the relative sizes of different workpieces, corresponding to the slider 307, and improve the convenience of the tooling.

[0041] Furthermore, in some implementations of this embodiment, Figure 3 and Figure 6 As shown, the limiter 20 further includes an indicator needle 204 . The indicator needle 204 is mounted on the end of the rotating shaft 203 , and the indicator needle 204 rotates coaxially with the rotating shaft 203 . A scale surface 308 is provided on the stop block 306 . The indicator needle 204 and the limit block 202 extend in the same direction along the turntable 201 .

[0042] In this embodiment, the scale surface 308 is distributed along the circumference of the shaft hole 302 , corresponding to the indicated rotation angle of 0° to 180°, and the indicator needle 204 and the limit block 202 extend in the same radial direction.

[0043] Furthermore, in some implementations of this embodiment, Figure 7 As shown, the rotating shaft 203 is rotated to drive the limiting block 202 to slide in the limiting groove 301 , the indicating needle 204 rotates on the scale surface 308 , and the pressure roller 404 is slidably installed on the second sliding groove 403 .

[0044] In this embodiment, the rotating shaft 203 is rotated to rotate the relative position of the indicator needle 204 relative to the scale surface 308 to indicate the rotation angle of the limit block 202 in the limit groove 301 in the same radial extension direction, and then indicate the rotatable angle of the holding member 40. The bending angle is specifically displayed in the position change of the scale surface 308 and the indicator needle 204 to improve the convenience of the tooling in use and improve the processing efficiency.

[0045] Furthermore, in some implementations of this embodiment, Figure 8 As shown, the slider 307 is slidably mounted on the first sliding groove 304 , and the shaft hole 302 passes through the stop block 306 , the boss 305 , and the mounting plate 303 in sequence.

[0046] In this embodiment, the slider 307 slides along the extension direction of the first sliding groove 304 . The slider 307 , the boss 305 and the stop block 306 enclose an accommodating space for clamping the workpiece, so as to improve the installation stability of the workpiece relative to the tooling.

[0047] To sum up, in the process of using the tool to bend metal, one end is fixed to the positioning table 102, the sliding slider 307 is used to abut the workpiece, the fixed slider 307 is used to cooperate with the stop block 306 and the boss 305 to clamp the workpiece, and then according to the bending angle to be processed, the rotating shaft 203 is rotated to rotate the indicator needle 204 and the limit block 202 to ensure the bending angle, and finally the pressure roller 404 is slid to abut the workpiece, and the sliding of the slider 307 is cooperated to adapt to the size of the workpiece, the handle 405 is rotated to rotate the holding part 40, and the pressure roller 404 rotates around the circumferential side of the boss 305, and cooperates with the stop block 306 to bend the workpiece, and the mounting frame 402 cooperates with the limit block 202 to bend the workpiece to the bending angle set by the limit member 20, which reduces the processing limitations of the tool and improves the convenience and efficiency of processing.

[0048] In the description of this specification, specific features, structures, materials or characteristics may be combined in an appropriate manner in any one or more embodiments or examples.

[0049] The above description is merely a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any modifications or substitutions that can be easily conceived by a person skilled in the art within the technical scope disclosed in the present invention should be included within the scope of protection of the present invention. Therefore, the scope of protection of the present invention should be based on the scope of protection of the claims.

Claims

1. A metal bending tool, characterized in that: include: Base (10); A limiting member (20) is rotatably mounted on the base (10); A base (30) is mounted on the base (10), the limiting member (20) abuts against the base (30) to fix the relative position of the base (30) and the base (10), and the limiting member (20) is slidably mounted in the base (30); The holding member (40) is rotatably sleeved on the circumferential side of the base (30) and is rotatably engaged with the base (30). The holding member (40) abuts against the workpiece. The holding member (40) is rotated to bend the workpiece. The side surface of the holding member (40) abuts against the limiting member (20) to fix the relative position of the holding member (40) and the limiting member (20) so as to adjust the relative position of the holding member (40) relative to the base (30).

2. A metal bending tool according to claim 1, characterized in that: The base (10) further comprises: A positioning ring (101) is mounted on the base (10), the base (30) is mounted on the positioning ring (101), the limiting member (20) is in sliding contact with the inner wall of the positioning ring (101), and the holding member (40) is slidably sleeved outside the positioning ring (101); A positioning platform (102) is mounted on the base (10), and one end of a workpiece abuts against the positioning platform (102) to locate the relative position of the workpiece and the base (10).

3. The metal bending tool according to claim 2, characterized in that: The limiting member (20) comprises: A turntable (201) is rotatably mounted in the positioning ring (101) and abuts against the inner wall of the positioning ring (101); A limit block (202) is slidably mounted on the turntable (201); a limit slot (301) is provided on the base (30) and abuts against an inner wall of the limit slot (301); the turntable (201) rotates to drive the limit block (202) to slide in the limit slot (301); The rotating shaft (203) is located on the rotating disk (201), and a rotating shaft hole (302) is provided on the base (30). The rotating shaft (203) is rotatably installed in the rotating shaft hole (302) and rotates coaxially with the rotating disk (201).

4. The metal bending tool according to claim 3, characterized in that: The base (30) comprises: A mounting plate (303) is mounted on the positioning ring (101), a plurality of first sliding grooves (304) are provided on the mounting plate (303), the limiting grooves (301) are provided on the mounting plate (303), and the holding member (40) is slidably arranged in the mounting plate (303); A boss (305) is mounted on the mounting plate (303); A stop block (306) is mounted on the boss (305), wherein the stop block (306) and the boss (305) are surrounded by a bending cavity, and the workpiece is arranged in the bending cavity; A slider (307) is slidably mounted on the boss (305), the slider (307) slides along the first slide groove (304), the workpiece is arranged in the bending cavity, and the slider (307) is slid to abut against the workpiece.

5. The metal bending tool according to claim 4, characterized in that: The pressing member (40) comprises: A limiting ring (401) is slidably sleeved on the positioning ring (101), and the inner surface of the limiting ring (401) abuts against the outer surface of the positioning ring (101); A mounting frame (402) is mounted on the limiting ring (401) and is provided with a second sliding groove (403); a pressure roller (404) slidably mounted on the mounting frame (402), wherein the pressure roller (404) slides along the second sliding groove (403) to abut against the workpiece; A handle (405) is mounted on the mounting frame (402).

6. The metal bending tool according to claim 5, characterized in that: The limiting member (20) further includes: An indicator needle (204) is installed at the end of the rotating shaft (203), and the indicator needle (204) rotates coaxially with the rotating shaft (203). A scale surface (308) is provided on the stop block (306), and the indicator needle (204) and the limit block (202) extend in the same direction along the rotating disk (201).

7. The metal bending tool according to claim 6, characterized in that: The rotating shaft (203) is rotated to drive the limiting block (202) to slide in the limiting groove (301), the indicating needle (204) rotates on the scale surface (308), and the pressing roller (404) is slidably installed on the second sliding groove (403).

8. The metal bending tool according to claim 5, characterized in that: The sliding block (307) is slidably mounted on the first sliding groove (304), and the rotating shaft hole (302) sequentially passes through the stop block (306), the boss (305), and the mounting plate (303).

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