Angle-adjustable copper bar bending device

Abstract

The invention relates to the technical field of high-quality copper material manufacturing, and particularly discloses an angle-adjustable copper bar bending device which comprises a supporting frame, a fixing mechanism and a bending mechanism are arranged on the supporting frame, the fixing mechanism is located at one end of the supporting frame and used for fixing a to-be-bent copper bar, and the bending mechanism is located at the other end of the supporting frame and used for bending the to-be-bent copper bar. The bending mechanism is located at the other end of the supporting frame and used for conducting bending operation on the fixed copper bar, the bending mechanism comprises a limiting sleeve, a bending pushing piece, a rotary connecting assembly and a first driving piece, and the limiting sleeve is fixedly connected to the supporting frame and arranged at the position, needing to be bent, of the copper bar in a sleeving mode; the rotary connecting assembly is arranged on the supporting frame and used for driving the bending pushing piece to rotate in two opposite directions, the bending pushing piece is used for pushing a copper bar to be bent in the two opposite directions, and the first driving piece provides power for rotation of the rotary connecting assembly. The device has the effects of reducing the labor intensity and improving the production efficiency.

Description

Technical Field

[0001] The present application relates to the technical field of high-quality copper material manufacturing, and in particular to a copper rod bending device with adjustable angle. Background Art

[0002] In the field of high-quality copper material manufacturing, copper rod bending devices are important tools for achieving complex shape processing. As the manufacturing industry continues to improve its requirements for product performance and appearance, copper rod bending devices are increasingly used, especially in industries such as electricity, construction, and automobiles. These industries have high requirements for the bending accuracy and efficiency of copper rods, so high-performance copper rod bending devices have become one of the key equipment for the development of the industry.

[0003] At present, the common copper rod bending operation in the market is usually completed by manual bending equipment, and the operator bends the copper rod through a handle or other mechanical parts. Manual bending equipment can only bend in one direction when performing continuous bending. When the bending direction needs to be changed, the operator needs to manually rotate the copper rod before bending. This method is not only laborious, but also difficult to ensure bending accuracy. In addition, frequent manual operations also increase labor intensity and reduce production efficiency. This problem needs to be solved urgently. Summary of the invention

[0004] In order to reduce labor intensity and improve production efficiency, the present application provides a copper rod bending device with adjustable angle.

[0005] The present application provides an angle-adjustable copper rod bending device, which adopts the following technical solution: A copper rod bending device with adjustable angle comprises a support frame, wherein the support frame is provided with a fixing mechanism and a bending mechanism, the fixing mechanism is located at one end of the support frame and is used to fix the copper rod to be bent, and the bending mechanism is located at the other end of the support frame and is used to bend the fixed copper rod, the bending mechanism comprises a limiting sleeve, a bending pusher, a rotating connection assembly and a first driving member, the limiting sleeve is fixedly connected to the support frame and is sleeved on the position where the copper rod needs to be bent, the rotating connection assembly is arranged on the support frame and is used to drive the bending pusher to rotate in opposite directions, the bending pusher is used to push the copper rod to bend in opposite directions, and the first driving member provides power for the rotation of the rotating connection assembly.

[0006] By adopting the above technical solution, the support frame supports the fixing mechanism and the bending mechanism. When the copper rod needs to be bent, the fixing mechanism fixes the copper rod, and then the first driving member provides power to the rotating connection assembly, so that the rotating connection assembly rotates to drive the bending pusher to push the copper rod in two opposite directions for bending. Without manually rotating the copper rod, the copper rod can be bent in two opposite directions, which is convenient and quick, helps to reduce the labor intensity of the operator, and helps to improve production efficiency.

[0007] Preferably, the rotating connection assembly includes a rotating rod, a containing frame and a power sleeve, one end of the power sleeve is connected to the first driving member, the other end of the power sleeve is fixedly connected to the containing frame, the rotating connection assembly is arranged on the containing frame, the rotating rod is fixedly connected to the containing frame, the rotating rod is located directly below the limiting sleeve and is rotatably connected to the support frame.

[0008] By adopting the above technical solution, the first driving member drives the power sleeve to rotate, the power sleeve drives the accommodating frame to rotate with the rotating rod as the axis, the accommodating frame accommodates the rotating connection assembly, and the rotating accommodating frame drives the rotating connection assembly to rotate, thereby driving the bending push member to push the copper rod in two opposite directions to perform a bending operation.

[0009] Preferably, the bending pushing member includes a first push rod, a second push rod, a first rack, a second rack, a gear, a connecting rod and a shift block, the first push rod and the second push rod are vertically arranged, and there is a gap between the first push rod and the second push rod for the copper rod to pass through, the upper ends of the first push rod and the second push rod are movably inserted into the top of the accommodating frame, the first rack is vertically fixedly connected to the bottom of the first push rod, the second rack is vertically fixedly connected to the bottom of the second push rod, the gear is meshed with the first rack and the second rack, the connecting rod is rotatably connected to the inside of the power sleeve, and one end of the connecting rod is fixedly inserted into the gear, the shift block is vertically fixedly connected to the other end of the connecting rod, and the shift block is inserted from the power sleeve, and the power sleeve is provided with a avoidance groove for the movement of the shift block.

[0010] By adopting the above technical solution, the operator rotates the connecting rod by shifting the shift block, and the avoidance groove avoids the movement of the shift block, the connecting rod drives the gear to rotate, and the rotation of the gear drives the first rack to move vertically upward, and the first rack drives the first push rod to pass through the top of the accommodating frame, so that the first push rod pushes the copper rod to perform a bending operation, and the gear synchronously drives the second rack to move vertically downward, and the second rack drives the second push rod to penetrate into the accommodating frame to avoid the bending operation of the copper rod; the operator shifts the shift block in the opposite direction to rotate the connecting rod in the opposite direction, and the connecting rod drives the gear to rotate in the opposite direction, and the reverse rotation of the gear drives the first rack to move vertically downward, the first rack drives the first push rod to penetrate into the accommodating frame, and the gear synchronously drives the second rack to move vertically upward, and the second rack drives the second push rod to pass through the top of the accommodating frame, so that the second push rod pushes the copper rod to perform a bending operation in the opposite direction.

[0011] Preferably, the fixing mechanism comprises a plurality of groups of clamping assemblies for clamping the copper rod, and the plurality of groups of clamping assemblies are arranged at intervals along the length direction of the copper rod.

[0012] By adopting the above technical solution, the clamping assembly clamps the copper rod to improve the stability of the bending operation, and the number of the clamping assemblies is set to several groups to further improve the stability of the bending operation.

[0013] Preferably, each group of the clamping assemblies comprises two arc-shaped clamping plates and a second driving member, the two arc-shaped clamping plates are arranged on opposite sides of the copper rod, and the second driving member is arranged on the support frame to drive the two arc-shaped clamping plates to move towards or away from each other.

[0014] By adopting the above technical solution, when the second driving member drives the two arc-shaped clamping plates to move away from each other, it is convenient for the operator to place the copper rod between the two arc-shaped clamping plates. After the copper rod is placed, the second driving member drives the two arc-shaped clamping plates to move toward each other to clamp the copper rod, thereby fixing the copper rod and facilitating the bending mechanism to perform bending operations on the copper rod.

[0015] Preferably, it also includes a rotation adjustment mechanism, which is arranged on the support frame to rotate the copper rod to a required angle.

[0016] By adopting the above technical solution, the rotary adjustment mechanism rotates the copper rod to the required angle, so that the copper rod can be bent at full angles.

[0017] Preferably, the rotation adjustment mechanism comprises a clamping cylinder and a rotating cylinder, the rotating cylinder is arranged on the supporting frame to drive the clamping cylinder to rotate, and the clamping cylinder is used to clamp the end of the copper rod.

[0018] By adopting the above technical solution, when the angle of the copper rod needs to be adjusted, the clamping cylinder first clamps the end of the copper rod, then the clamping assembly releases the fixation of the copper rod, and the rotating cylinder drives the clamping cylinder to rotate to adjust the angle of the copper rod.

[0019] Preferably, an angle marking portion is arranged around the side wall of the limiting sleeve.

[0020] By adopting the above technical solution, the operator can determine the rotation angle of the copper rod by comparing the angle marking part, which is clear at a glance, convenient and quick.

[0021] Preferably, it also includes a position adjustment mechanism for driving the copper rod to move, the position adjustment mechanism includes a driving motor, a screw and a moving seat, the screw is arranged along the length direction of the copper rod, the driving motor is arranged on the supporting frame, the screw is coaxially fixedly connected with the output shaft of the driving motor, the moving seat is threadedly sleeved on the screw, and the moving seat is slidably connected to the upper surface of the supporting frame, and the rotating cylinder is fixedly connected to the moving seat.

[0022] By adopting the above technical solution, when the copper rod needs to be continuously bent, the position adjustment mechanism drives the copper rod to move to change the bending position. Specifically, the driving motor drives the screw to rotate, and the rotation of the screw drives the moving seat to move along the length direction of the copper rod. The moving seat drives the rotating cylinder and the clamping cylinder to clamp the copper rod and move.

[0023] Preferably, a length marking portion is provided on the upper surface of the support frame along the length direction of the copper rod.

[0024] By adopting the above technical solution, the operator can determine the distance the copper rod has moved by comparing the length marking part, which is clear at a glance, convenient and quick.

[0025] In summary, the present application includes at least one of the following beneficial technical effects: 1. By setting a limiting sleeve, a bending pusher, a rotating connection assembly and a first driving member, the fixing mechanism fixes the copper rod, and then the first driving member provides power for the rotating connection assembly, so that the rotating connection assembly rotates to drive the bending pusher to push the copper rod to perform bending operations in two opposite directions. Without manually rotating the copper rod, the copper rod can be bent in two opposite directions, which is convenient and quick, helps to reduce the labor intensity of the operator, and helps to improve production efficiency.

[0026] 2. By setting the clamping cylinder and the rotating cylinder, when the angle of the copper rod needs to be adjusted, the clamping cylinder first clamps the end of the copper rod, and then the clamping assembly releases the fixation of the copper rod, and the rotating cylinder drives the clamping cylinder to rotate to adjust the angle of the copper rod.

[0027] 3. By setting the angle marking part, the operator can determine the angle of rotation of the copper rod by comparing the angle marking part, which is clear at a glance, convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a schematic diagram of the overall structure of the copper rod bending device in the embodiment of the present application.

[0029] Figure 2 yes Figure 1 Enlarged view of part A in the middle.

[0030] Figure 3 It is a structural schematic diagram of the rotating connection assembly in an embodiment of the present application.

[0031] Figure 4 It is a schematic diagram of the structure of the bending pusher in the embodiment of the present application.

[0032] Figure 5 yes Figure 1 Enlarged view of part B in the middle.

[0033] Description of reference numerals: 1. Support frame; 2. Fixing mechanism; 21. Clamping assembly; 211. Arc clamping plate; 212. Second driving cylinder; 3. Bending mechanism; 31. Limiting sleeve; 32. Bending pusher; 321. First push rod; 322. Second push rod; 323. First rack; 324. Second rack; 325. Gear; 326. Connecting rod; 327. Shifting block; 33. Rotating connecting assembly; 331. Turning rod; 332. Accommodating frame; 333. Power sleeve; 34. First driving cylinder; 4. Avoiding groove; 5. Rotating adjustment mechanism; 51. Clamping cylinder; 52. Rotating cylinder; 6. Angle marking part; 7. Position adjustment mechanism; 71. Driving motor; 72. Screw rod; 73. Moving seat; 8. Length marking part. DETAILED DESCRIPTION

[0034] The following is combined with Figure 1-5 This application is described in further detail.

[0035] The present application embodiment discloses a copper rod bending device with adjustable angle, referring to Figure 1 , including a support frame 1, on which a fixing mechanism 2 and a bending mechanism 3 are arranged. The fixing mechanism 2 is located at one end of the support frame 1 and is used to horizontally fix the copper rod to be bent. The bending mechanism 3 is located at the other end of the support frame 1 and is used to bend the fixed copper rod.

[0036] Reference Figure 1 and Figure 2The fixing mechanism 2 includes several groups of clamping components 21 for horizontally clamping the copper rod. In this embodiment, the number of the clamping components 21 is set to two groups, and the two groups of clamping components 21 are spaced apart along the length direction of the copper rod to improve the stability of the fixing mechanism 2 when fixing the copper rod. Specifically, each group of clamping assemblies 21 includes two arc-shaped clamping plates 211 and a second driving member. The two arc-shaped clamping plates 211 are arranged on opposite sides of the copper rod to surround the copper rod. The second driving member is arranged on the support frame 1 to drive the two arc-shaped clamping plates 211 to move in directions close to or away from each other. In this embodiment, the second driving member is configured as two second driving cylinders 212. The two second driving cylinders 212 are horizontally fixedly connected to the support frame 1 and are arranged opposite to each other. The two arc-shaped clamping plates 211 are respectively fixedly connected to the piston rods of the two second driving cylinders 212. The two second driving cylinders 212 drive the two arc-shaped clamping plates 211 to move in directions away from each other so that the operator can place the copper rod in a position between the two arc-shaped clamping plates 211. The two second driving cylinders 212 drive the two arc-shaped clamping plates 211 to move in directions close to each other so as to clamp and fix the copper rod.

[0037] Reference Figure 1 After the fixing mechanism 2 fixes the copper rod horizontally, the bending mechanism 3 bends the copper rod. Figure 2 and Figure 3 The bending mechanism 3 includes a limiting sleeve 31, a bending pusher 32, a rotating connection assembly 33 and a first driving member. The limiting sleeve 31 is fixedly connected to the support frame 1 and is sleeved on the position where the copper rod needs to be bent, so that the bending position of the copper rod is located on the side of the limiting sleeve 31. The rotating connection assembly 33 is arranged on the support frame 1 to drive the bending pusher 32 to rotate in opposite directions, so that the bending pusher 32 pushes the copper rod to bend in opposite directions. The first driving member provides power for the rotation of the rotating connection assembly 33.

[0038] Reference Figure 3 and Figure 4The rotatable connection assembly 33 includes a rotating rod 331, a containing frame 332 and a power sleeve 333, one end of the power sleeve 333 is connected to the first driving member, in this embodiment, the first driving member is set as a first driving cylinder 34, the first driving cylinder 34 is hinged on the support frame 1 in a horizontal state, and the piston rod of the first driving cylinder 34 is hinged to one end of the power sleeve 333, and the other end of the power sleeve 333 is fixedly connected to the containing frame 332, the rotatable connection assembly 33 is arranged on the containing frame 332, the rotating rod 331 is vertically arranged, the lower end of the rotating rod 331 is fixedly connected to the containing frame 332, the upper end of the rotating rod 331 is located directly below the limiting sleeve 31 and is rotatably connected to the support frame 1, so that the stretching and contraction of the piston rod of the first driving cylinder 34 can drive the power sleeve 333 and the containing frame 332 to rotate around the rotating rod 331 as the axis, so that the rotating rotating connection assembly 33 pushes the copper rod to perform a bending operation.

[0039] Reference Figure 3 and Figure 4 The bending push member 32 includes a first push rod 321, a second push rod 322, a first rack 323, a second rack 324, a gear 325, a connecting rod 326 and a shifting block 327. The first push rod 321 and the second push rod 322 are vertically located on one side of the limiting sleeve 31, and there is a gap between the first push rod 321 and the second push rod 322 for the copper rod to penetrate. The upper ends of the first push rod 321 and the second push rod 322 are movably arranged on the top of the accommodating frame 332. The first rack 323 is vertically fixedly connected to the first push rod 321. At the bottom, the second rack 324 is vertically fixedly connected to the bottom of the second push rod 322, the gear 325 is meshed with the first rack 323 and the second rack 324, the connecting rod 326 is rotatably connected to the inside of the power sleeve 333 along the length direction of the power sleeve 333, and one end of the connecting rod 326 is fixedly penetrated by the gear 325, the shift block 327 is vertically fixedly connected to the other end of the connecting rod 326, and the shift block 327 is penetrated from the power sleeve 333. At the same time, a avoidance groove 4 is opened around the power sleeve 333 for the movement of the shift block 327.

[0040] When the operator turns the shift block 327, the shift block 327 drives the connecting rod 326 to rotate, the connecting rod 326 rotates to drive the gear 325 to rotate, the gear 325 rotates to drive the first rack 323 to move vertically upward and the second rack 324 to move vertically downward, or the gear 325 rotates to drive the first rack 323 to move vertically downward and the second rack 324 to move vertically upward. When the first rack 323 moves vertically upward and the second rack 324 moves vertically downward, the first rack 323 drives the first push rod 321 to move vertically upward to move from the accommodating frame 332. The second rack 324 drives the second push rod 322 to move vertically downward to be accommodated in the accommodating frame 332, and the first push rod 321 pushes the copper rod to perform a bending operation; when the first rack 323 moves vertically downward and the second rack 324 moves vertically upward, the second rack 324 drives the second push rod 322 to move vertically upward to pass through the top of the accommodating frame 332, and the first rack 323 drives the first push rod 321 to move vertically downward to be accommodated in the accommodating frame 332, and the second push rod 322 pushes the copper rod to perform a bending operation in the opposite direction.

[0041] Reference Figure 1 The copper rod bending device also includes a rotation adjustment mechanism 5, which is arranged on the support frame 1 to rotate the copper rod to a desired angle. Figure 5 The rotation adjustment mechanism 5 includes a clamping cylinder 51 and a rotating cylinder 52. The clamping cylinder 51 is arranged horizontally, and the rotating cylinder 52 is arranged on the support frame 1 to drive the clamping cylinder 51 to rotate. The clamping cylinder 51 is used to clamp the end of the copper rod to realize the automatic rotation of the copper rod, thereby changing the bending angle of the bending mechanism 3. In addition, an angle marking portion 6 is arranged around the side wall of the limiting sleeve 31, so that the operator can determine the angle of rotation of the copper rod by comparing the angle marking portion 6, thereby improving the bending accuracy.

[0042] Reference Figure 1 The copper rod bending device also includes a position adjustment mechanism 7 for driving the copper rod to move, so that the bending mechanism 3 performs continuous bending operations at different positions of the copper rod. Figure 5The position adjustment mechanism 7 includes a driving motor 71, a screw 72 and a moving seat 73. The screw 72 is located below the copper rod and is arranged along the length direction of the copper rod. The driving motor 71 is horizontally fixed on the support frame 1. The screw 72 is coaxially fixedly connected to the output shaft of the driving motor 71. The moving seat 73 is threadedly sleeved on the screw 72, and the moving seat 73 is slidably connected to the upper surface of the support frame 1. At the same time, the rotary cylinder 52 is fixedly connected to the moving seat 73, so that the rotation of the output shaft of the driving motor 71 can drive the screw 72 to rotate, and the rotation of the screw 72 drives the moving seat 73 to move along the length direction of the copper rod, thereby changing the position of the copper rod. In addition, a length marking portion 8 is provided on the upper surface of the support frame 1 along the length direction of the copper rod, so that the operator can determine the length of the copper rod movement by comparing the length marking portion 8, thereby improving the bending accuracy.

[0043] The implementation principle of the angle-adjustable copper rod bending device of the embodiment of the present application is as follows: when the copper rod needs to be continuously bent, the operator first places the copper rod horizontally between the two arc-shaped clamping plates 211, and one end of the copper rod is inserted into the limiting sleeve 31, and the second driving cylinder 212 drives the two arc-shaped clamping plates 211 to move toward each other to achieve horizontal clamping and fixing of the copper rod, and then the first driving cylinder 34 drives the power sleeve 333 to rotate with the rotating rod 331 as the axis, and the first push rod 321 or The second push rod 322 performs a bending operation on the copper rod. When the bending angle needs to be changed, the clamping cylinder 51 clamps the copper rod, the fixing mechanism 2 releases the copper rod, and the driving motor 71 drives the screw rod 72 to rotate so that the moving seat 73 moves along the length direction of the copper rod, thereby realizing the change of the position of the copper rod. The rotating cylinder 52 drives the clamping cylinder 51 to rotate to realize the adjustment of the angle of the copper rod. There is no need to manually rotate the copper rod. The degree of automation is high, and it is convenient and fast, which is beneficial to reduce the labor intensity of the operator and is beneficial to improving production efficiency.

[0044] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. An angle-adjustable copper rod bending device, characterized in that: The invention comprises a support frame (1), wherein a fixing mechanism (2) and a bending mechanism (3) are arranged on the support frame (1); the fixing mechanism (2) is located at one end of the support frame (1) and is used to fix a copper rod to be bent; the bending mechanism (3) is located at the other end of the support frame (1) and is used to bend the fixed copper rod; the bending mechanism (3) comprises a limiting sleeve (31), a bending pusher (32), a rotating connection assembly (33) and a first driving member; the limiting sleeve (31) is fixedly connected to the support frame (1) and sleeved at a position where the copper rod needs to be bent; the rotating connection assembly (33) is arranged on the support frame (1) and is used to drive the bending pusher (32) to rotate in opposite directions; the bending pusher (32) is used to push the copper rod to be bent in opposite directions; and the first driving member provides power for the rotation of the rotating connection assembly (33).

2. The angle-adjustable copper rod bending device according to claim 1, characterized in that: The rotating connection assembly (33) comprises a rotating rod (331), a containing frame (332) and a power sleeve (333); one end of the power sleeve (333) is connected to the first driving member, and the other end of the power sleeve (333) is fixedly connected to the containing frame (332); the rotating connection assembly (33) is arranged on the containing frame (332); the rotating rod (331) is fixedly connected to the containing frame (332); the rotating rod (331) is located directly below the limiting sleeve (31) and is rotatably connected to the support frame (1).

3. The angle-adjustable copper rod bending device according to claim 2, characterized in that: The bending push member (32) comprises a first push rod (321), a second push rod (322), a first rack (323), a second rack (324), a gear (325), a connecting rod (326) and a shifting block (327); the first push rod (321) and the second push rod (322) are vertically arranged; there is a gap between the first push rod (321) and the second push rod (322) for the copper rod to pass through; the upper ends of the first push rod (321) and the second push rod (322) are movably arranged on the top of the accommodating frame (332); the first rack (323) is vertically fixedly connected to the bottom of the first push rod (321) The second rack (324) is vertically fixedly connected to the bottom of the second push rod (322), the gear (325) is meshed with the first rack (323) and the second rack (324), the connecting rod (326) is rotatably connected to the inside of the power sleeve (333), and one end of the connecting rod (326) is fixedly penetrated by the gear (325), the shift block (327) is vertically fixedly connected to the other end of the connecting rod (326), and the shift block (327) is penetrated from the power sleeve (333), and the power sleeve (333) is provided with a avoidance groove (4) for the movement of the shift block (327).

4. The angle-adjustable copper rod bending device according to claim 1, characterized in that: The fixing mechanism (2) comprises a plurality of groups of clamping assemblies (21) for clamping the copper rod, and the plurality of groups of clamping assemblies (21) are arranged at intervals along the length direction of the copper rod.

5. The angle-adjustable copper rod bending device according to claim 4, characterized in that: Each group of the clamping assemblies (21) comprises two arc-shaped clamping plates (211) and a second driving member, wherein the two arc-shaped clamping plates (211) are arranged on opposite sides of the copper rod, and the second driving member is arranged on the support frame (1) and is used to drive the two arc-shaped clamping plates (211) to move in a direction of approaching or moving away from each other.

6. The angle-adjustable copper rod bending device according to claim 1, characterized in that: It also comprises a rotation adjustment mechanism (5), wherein the rotation adjustment mechanism (5) is arranged on the support frame (1) to rotate the copper rod to a required angle.

7. The angle-adjustable copper rod bending device according to claim 6, characterized in that: The rotation adjustment mechanism (5) comprises a clamping cylinder (51) and a rotating cylinder (52); the rotating cylinder (52) is arranged on the support frame (1) and is used to drive the clamping cylinder (51) to rotate; the clamping cylinder (51) is used to clamp the end of the copper rod.

8. The angle-adjustable copper rod bending device according to claim 1, characterized in that: An angle marking portion (6) is arranged around the side wall of the limiting sleeve (31).

9. The angle-adjustable copper rod bending device according to claim 7, characterized in that: The invention also comprises a position adjustment mechanism (7) for driving the copper rod to move, wherein the position adjustment mechanism (7) comprises a driving motor (71), a screw rod (72) and a moving seat (73), wherein the screw rod (72) is arranged along the length direction of the copper rod, the driving motor (71) is arranged on the supporting frame (1), the screw rod (72) is coaxially fixedly connected with the output shaft of the driving motor (71), the moving seat (73) is threadedly sleeved on the screw rod (72), and the moving seat (73) is slidably connected to the upper surface of the supporting frame (1), and the rotary cylinder (52) is fixedly connected to the moving seat (73).

10. The angle-adjustable copper rod bending device according to claim 1, characterized in that: The upper surface of the support frame (1) is provided with a length marking portion (8) along the length direction of the copper rod.

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