Bending machine for bending corners of bus bars

Abstract

The utility model relates to a bending machine for bending a bus bar, which is provided with a feeding station and a working platform, and the working platform is sequentially provided with an adjusting station, a feeding station, a folding station, a pressing station and a discharging disc. A feeding mechanism is arranged on the feeding station, an adjusting mechanism is arranged on the adjusting station, a feeding mechanism is arranged on the feeding station, a bending mechanism is arranged on the folding station, and a pressing mechanism is arranged on the pressing station; the bending mechanism comprises a bending platform, a bending motor and a bending shaft, a bending groove is formed in the bending platform, a bending surface is arranged on the bending shaft, a positioning block is fixedly arranged on the bending platform, a pressing surface is arranged on the positioning block, a bending channel is formed between the positioning block and the bending platform, and the pressing surface is arranged on the pressing surface. A bus bar on the feeding mechanism is unreeled, adjusted by the adjusting mechanism and guided by the feeding mechanism to enter the bending mechanism to be folded at an angle, and the folded bus bar is pressed and cut off through the leaning and pressing mechanism. The device is ingenious in structure, convenient and practical.

Description

Technical Field

[0001] The utility model relates to the field of bus bar bending, in particular to a bending machine for bus bar folding angles. Background Art

[0002] A bus bar, also known as a bus or a busbar, is a conductive bar used in an electrical system to connect multiple circuits or devices so that they can share electrical energy. It is usually made of copper or aluminum materials and has high electrical conductivity and low resistance. Bus bars are widely used in power systems, electronic devices, and electrical engineering to improve the transmission efficiency of electric current and reduce energy losses. In a power system, bus bars are used to connect multiple power sources or loads so that they can share electrical energy. For example, in a solar power generation system, bus bars can collect the output currents of multiple solar panels and then deliver them to an inverter or the power grid.

[0003] In the prior art, the bending and truncation of bus bars are generally carried out manually. However, during the bending process by manual means, it is time-consuming and laborious, and the bending efficiency of the bus bar is relatively low, which is very inconvenient. Summary of the Invention

[0004] The purpose of the utility model is to provide a bending machine for bus bar folding angles, with a clever structure that can achieve the rapid bending and cutting of bus bar folding angles, which is convenient and practical.

[0005] The technical solution for achieving the purpose of the utility model is: The utility model has a loading station and a working platform. The working platform is successively provided with an adjustment station, a feeding station, a folding station, a pressing station, and a discharging tray; The loading station is provided with a loading mechanism for unwinding the coiled bus bar. The adjustment station is provided with an adjustment mechanism for adjusting the bus bar. The feeding station is provided with a feeding mechanism for guiding the adjusted bus bar for feeding. The folding station is provided with a folding mechanism for bending the bus bar. The pressing station is provided with a pressing mechanism for pressing and truncating the bent bus bar;

[0006] The bending mechanism includes a bending platform fixed on the working platform, a bending motor arranged on the working platform, and a bending shaft fixed to the output end of the bending motor. The axis of the bending shaft is arranged non-parallel to the extending direction of the bending platform. A bending groove is provided on the bending platform for the bending shaft to extend into and rotate. A bending surface flush with the upper end surface of the bending platform is provided on the bending shaft when the bending motor is not driven. A positioning block is fixedly arranged on the bending platform, and a pressing surface that can press against the bending surface on the rotated bending shaft is provided on the positioning block. The extending directions of the bending surface and the pressing surface are both parallel to the extending direction of the bending shaft. A bending channel for the bus bar to pass through is provided between the positioning block and the bending platform. The bending surface drives the bus bar passing through the bending channel to bend by driving the bending shaft through the bending motor and presses it against the pressing surface.

[0007] After the bus bar on the feeding mechanism is unwound, it is adjusted by the adjusting mechanism and guided by the feeding mechanism to enter the bending mechanism for angular folding, and after folding, it is pressed and cut by the pressing mechanism.

[0008] Further, the included angle between the axis of the bending shaft and the extending direction of the bending platform is 45 degrees.

[0009] Further, the feeding mechanism includes a feeding bracket, a feeding motor fixed on the feeding bracket, and a winding disc rotatably arranged on the feeding bracket under the drive of the feeding motor. The bus bar wound on the winding disc is unwound by driving the winding disc through the feeding motor.

[0010] Further, the adjusting mechanism includes an adjusting bracket fixed on the working platform, two adjusting rollers rotatably arranged on the adjusting bracket, a lifting roller arranged in a triangular shape with the two adjusting rollers, an adjusting block fixed on the working platform, an adjusting channel arranged on the adjusting block, an adjusting motor fixed on the working platform, and an adjusting guide wheel arranged in the adjusting channel and rotatable under the drive of the adjusting motor. The axes of each adjusting roller, the lifting roller, and the adjusting guide wheel are parallelly arranged. The adjusting channel is communicated with the bending channel. The lifting roller is arranged to be lifted on the adjusting bracket and fixed by a locking member. The unwound bus bar passes through the adjusting rollers, the lifting roller, the adjusting rollers, and the adjusting guide wheel in sequence and then enters the feeding mechanism.

[0011] Furthermore, the above-mentioned feeding mechanism includes a feeding bracket, a feeding motor fixed on the feeding bracket, a feeding roller shaft rotatably arranged on the feeding bracket under the drive of the feeding motor, and a pressure roller shaft lifted and lowered on the feeding bracket, the axis of the feeding roller shaft and the axis of the pressure roller shaft are arranged in parallel and are both arranged in parallel with the adjusting roller, the feeding bracket is provided with relatively arranged lifting and lowering slide grooves, each of which is slidingly provided with a lifting slider, and the top of each lifting and lowering slide groove is provided with a mounting seat, the mounting seat is provided with a pressure spring, the two ends of the pressure spring act on the mounting seat and the lifting slider respectively, the two ends of the pressure roller shaft are rotatably arranged on the corresponding lifting slider, the pressure roller shaft presses the bus bar against the feeding roller shaft through the continuous force of the pressure spring, and the bus bar pressed against the feeding roller shaft by the pressure roller shaft is brought into the bending mechanism by the driving of the feeding roller shaft by the feeding motor.

[0012] Furthermore, the above-mentioned pressing mechanism includes a pressing assembly that can press the bent bus bar to a flat state, and a cutting assembly that can cut the bus bar after bending and pressing. The pressing assembly includes a pressing bracket fixed on the working platform, a pressing platform fixed on the pressing bracket and arranged coplanar with the bending platform, a pressing cylinder fixed on the pressing bracket, and a pressing block fixed on the telescopic end of the pressing cylinder. The pressing platform is connected to the bending platform, and the pressing block presses the bent bus bar to a flat state through the drive of the pressing cylinder, and cuts it through the cutting assembly.

[0013] Furthermore, the above-mentioned cutting assembly includes a cutting cylinder fixed on the pressure bracket, a tool holder fixed on the telescopic end of the cutting cylinder, and a cutting knife fixed on the tool holder and capable of cutting the busbar. The cutting knife cuts the busbar by driving the tool holder through the cutting cylinder.

[0014] The utility model has positive effects: (1) The utility model sets a bending mechanism, and the bending motor drives the bending shaft to rotate. The bending surface on the bending shaft drives the bus bar to bend and press against the pressing surface, thereby realizing the folding of the bus bar angle. The setting of the bending channel effectively ensures the accuracy of the bus bar during the feeding process and the bus bar will not be tilted during the feeding process. It effectively solves the problems of offset and poor accuracy driven by manual bending in the prior art, and realizes efficient and accurate bending of the bus bar in an automated manner. The angle of the bending motor can be adjusted according to actual needs, so as to meet the needs of various bus bar folding angles, further ensuring the accuracy and precision of processing, and being efficient and practical.

[0015] (2) The utility model sets the extension direction of the bending axis and the bending platform to 45 degrees, thereby ensuring that the busbar has a 90-degree bending angle after folding, thereby being applicable to various processing requirements.

[0016] (3) The utility model drives the unwinding reel by the feeding motor to unwind the bus bar, thereby giving the bus bar a preliminary feeding power and ensuring the smooth and efficient unwinding of the bus bar.

[0017] (4) The utility model adjusts the tension of the bus bar by setting an adjusting mechanism and the cooperation of the adjusting roller and the lifting roller on the adjusting bracket. The adjusting guide wheel driven by each adjusting motor further drives the feeding of the bus bar, thereby ensuring the high efficiency of the bus bar feeding.

[0018] (5) The utility model sets a feeding mechanism. The feeding motor drives the feeding roller shaft, and the pressing roller shaft that continuously presses on the bus bar under the action of the pressing spring cooperate. On the one hand, it can ensure that the bus bar does not warp during the feeding process and ensure the stability of the bus bar during feeding. On the other hand, it can also be applicable to bus bars of various different thicknesses, with good applicability, convenience and practicality.

[0019] (6) The utility model sets the pressing mechanism as the cooperation of the pressing component and the truncating component. The pressing cylinder on the pressing component drives the pressing block to press the bus bar to be flat, so that it is suitable for use.

[0020] (7) The utility model sets a truncating component. The truncating cylinder drives the truncating knife to segment the length of the bus bar, and the length of the bus bar can be intercepted according to actual needs, with good adjustability and applicability, convenience and practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to make the content of the utility model easier to be clearly understood, the following further details the utility model according to specific embodiments in combination with the drawings, where

[0022] Figure 1 is the overall structural schematic diagram of the bending machine for the bus bar fold angle in the utility model;

[0023] Figure 2 is the overall structural schematic diagram of the feeding mechanism in the utility model;

[0024] Figure 3 is the overall structural schematic diagram of the adjusting structure in the utility model;

[0025] Figure 4 is the overall structural schematic diagram of the feeding mechanism in the utility model;

[0026] Figure 5 is the overall structural schematic diagram of the bending mechanism in the utility model;

[0027] Figure 6This is the overall structural schematic diagram of the pressing mechanism in the present utility model. Detailed implementation manner

[0028] See Figures 1 to 6 , the present utility model has a loading station and a working platform 1. The working platform 1 is successively provided with an adjustment station, a feeding station, a folding station, a pressing station and a blanking tray 7. The loading station is provided with a loading mechanism 2 for unwinding the busbars that can be wound up. The adjustment station is provided with an adjustment mechanism 3 for adjusting the busbars. The feeding station is provided with a feeding mechanism 4 for guiding the adjusted busbars to feed. The folding station is provided with a folding mechanism 5 for bending the busbars. The pressing station is provided with a pressing mechanism 6 for pressing and cutting the bent busbars;

[0029] The folding mechanism 5 includes a folding platform 51 fixed on the working platform 1, a folding motor 52 arranged on the working platform 1, and a folding shaft 53 fixed to the output end of the folding motor 52. The axis of the folding shaft 53 is not parallel to the extending direction of the folding platform 51. The folding platform 51 is provided with a folding groove 55 for the folding shaft 53 to extend into and rotate. The folding shaft 53 is provided with a folding surface 54 flush with the upper end surface of the folding platform 51 when the folding motor 52 is not driven. A positioning block 56 is fixed on the folding platform 51. The positioning block 56 is provided with a pressing surface 57 that can press against the folding surface 54 on the rotated folding shaft 53. The extending directions of the folding surface 54 and the pressing surface 57 are both parallel to the extending direction of the folding shaft 53. A folding channel for the busbar to pass through is provided between the positioning block 56 and the folding platform 51. The folding surface 54 drives the busbar passing through the folding channel to bend and press it against the pressing surface 57 by driving the folding shaft 53 through the folding motor 52;

[0030] After the busbar on the loading mechanism is unwound and adjusted by the adjustment mechanism 3, it is guided by the feeding mechanism 4 to enter the folding mechanism 5 for angled folding, and after folding, it is pressed and cut by the pressing mechanism 6.

[0031] The included angle between the axis of the folding shaft 53 and the extending direction of the folding platform 51 is 45 degrees.

[0032] The loading mechanism 2 includes a loading bracket 21, a loading motor 22 fixed on the loading bracket 21, and a unwinding disk 23 rotatably arranged on the loading bracket 21 under the drive of the loading motor 22. The busbar wound on the unwinding disk 23 is unwound by driving the unwinding disk 23 through the loading motor 22.

[0033] The adjusting mechanism 3 includes an adjusting bracket 31 fixed on the working platform 1, two adjusting rollers 32 rotatably arranged on the adjusting bracket 31, a lifting roller 33 arranged in a triangular shape with the two adjusting rollers 32, an adjusting block 34 fixed on the working platform 1, an adjusting channel arranged on the adjusting block 34, an adjusting motor 35 fixed on the working platform 1, and an adjusting guide wheel 36 arranged in the adjusting channel and capable of rotating under the drive of the adjusting motor 35. The axes of the respective adjusting rollers 32, the lifting roller 33, and the adjusting guide wheel 36 are arranged in parallel. The adjusting channel is communicated with the bending channel. The lifting roller 33 is arranged to be lifted on the adjusting bracket 31 and fixed by a locking member. The bus bar after unwinding passes through the adjusting rollers 32, the lifting roller 33, the adjusting rollers 32, and the adjusting guide wheel 36 in sequence and then enters the feeding mechanism 4.

[0034] The feeding mechanism 4 includes a feeding bracket 41, a feeding motor 42 fixed on the feeding bracket 41, a feeding roller shaft 43 rotatably arranged on the feeding bracket 41 under the drive of the feeding motor 42, and a pressing roller shaft 44 arranged to be lifted on the feeding bracket 41. The axis of the feeding roller shaft 43 and the axis of the pressing roller shaft 44 are arranged in parallel and are both parallel to the adjusting rollers 32. The feeding bracket 41 is provided with opposite lifting chutes 47. Lifting sliders 45 are slidably arranged in each of the lifting chutes 47. Mounting seats 46 are provided at the tops of the respective lifting chutes 47. A pressing spring 48 is arranged in the mounting seat 46. The two ends of the pressing spring 48 act on the mounting seat 46 and the lifting slider 45 respectively. The two ends of the pressing roller shaft 44 are rotatably arranged on the corresponding lifting sliders 45. The pressing roller shaft 44 presses the bus bar against the feeding roller shaft 43 by the continuous force application of the pressing spring 48. The bus bar pressed against the feeding roller shaft 43 by the pressing roller shaft 44 is brought into the bending mechanism 5 by the drive of the feeding motor 42 on the feeding roller shaft 43.

[0035] The pressing mechanism 6 includes a pressing assembly 61 capable of pressing the bent bus bar into a flat shape and a cutting assembly 62 capable of cutting the bus bar after bending and pressing. The pressing assembly 61 includes a pressing bracket 611 fixed on the working platform 1, a pressing platform 612 fixed on the pressing bracket 611 and arranged coplanarly with the bending platform 51, a pressing cylinder 613 fixed on the pressing bracket 611, and a pressing block 614 fixed on the telescopic end of the pressing cylinder 613. The pressing platform 612 is connected to the bending platform 51. The pressing block 614 presses the bent bus bar into a flat shape through the drive of the pressing cylinder 613 and is cut by the cutting assembly 62.

[0036] The truncating assembly 62 includes a truncating cylinder 621 fixed on the pressing bracket 611, a tool holder 622 fixed on the telescopic end of the truncating cylinder 621, and a truncating knife 623 fixed on the tool holder 622 and capable of truncating the bus bar. The truncating knife 623 truncates the bus bar by driving the tool holder 622 through the truncating cylinder 621.

[0037] The working principle of the present utility model: During the use of the present utility model, the feeding motor 22 on the feeding bracket 21 drives the square reel to rotate, and the bus bar is unrolled. When passing through the adjusting mechanism, the bus bar passes through the adjusting roller 32, the lifting roller 33, and the adjusting roller 32 in sequence. The lifting of the lifting roller 33 controls the tension of the bus bar. Then, the adjusting motor 35 drives the adjusting guide wheel 36 to drive the bus bar to feed and guide the bus bar into the feeding station. The feeding motor 42 on the feeding station drives the rotation of the feeding roller shaft 43 to drive the bus bar to feed. The pressing roller shaft 44 presses the bus bar through the continuous force application of the pressing spring 48 to prevent the bus bar from warping during feeding. After the bus bar passes through the feeding mechanism 4 and enters the bending channel, after the return bus bar exits the bending channel, the bending motor 52 drives the bending shaft 53 to rotate. The bending surface 54 on the bending shaft 53 presses the bus bar and drives the bus bar to bend, and presses the bus bar against the pressing surface 57 of the positioning block 56. After the bus bar is bent and feeds and passes under the pressing mechanism 6, the pressing cylinder 613 on the pressing bracket 611 drives the pressing block 614 to press the bus bar against the pressing platform 612, and then presses the bent bus bar into a flat shape. Then, the bus bar continues to feed until the length of the bus bar reaches the required length, and the truncating cylinder 621 drives the truncating knife 623 to truncate the bus bar, effectively solving the problems of offset and inaccuracy caused by manual bending and truncating in the prior art. The structure is ingenious, efficient and convenient.

[0038] In the above specific embodiments, the purpose, technical solutions and beneficial effects of the present utility model are further described in detail. It should be understood that the above are only specific embodiments of the present utility model and are not used to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A busbar corner bending machine, having a loading station and a working platform, wherein the working platform is provided with an adjustment station, a feeding station, a folding station, a pressing station and a feeding tray in sequence; the characteristics are: The loading station is provided with a loading mechanism for unwinding the rolled busbar, the adjusting station is provided with an adjusting mechanism for adjusting the busbar, the feeding station is provided with a feeding mechanism for guiding the adjusted busbar for feeding, the folding station is provided with a bending mechanism for bending the busbar, and the pressing station is provided with a pressing mechanism for pressing and cutting the bent busbar; The bending mechanism comprises a bending platform fixed on the working platform, a bending motor arranged on the working platform, and a bending shaft fixed at the output end of the bending motor, the axis of the bending shaft being arranged non-parallel to the extension direction of the bending platform, the bending platform being provided with a bending groove for the bending shaft to extend into and rotate, the bending shaft being provided with a bending surface which is flush with the upper end surface of the bending platform when the bending motor is not driven, a positioning block being fixed on the bending platform, the positioning block being provided with a pressing surface which can be pressed against the bending surface on the rotating bending shaft, the extension directions of the bending surface and the pressing surface being arranged parallel to the extension direction of the bending shaft, a bending channel for the bus bar to pass through being arranged between the positioning block and the bending platform, the bending surface drives the bus bar passing through the bending channel to bend and press it against the pressing surface through the driving of the bending motor on the bending shaft; After the busbar on the feeding mechanism is unrolled, it is adjusted by the regulating mechanism and then guided by the feeding mechanism to enter the bending mechanism for folding at an angle, and after folding, it is pressed and cut by the pressing mechanism.

2. The busbar corner bending machine according to claim 1, characterized in that: The angle between the axis of the bending shaft and the extension direction of the bending platform is 45 degrees.

3. The busbar corner bending machine according to claim 2, characterized in that: The feeding mechanism includes a feeding bracket, a feeding motor fixed on the feeding bracket, and an unwinding disk arranged on the feeding bracket and rotating under the drive of the feeding motor. The busbar wound on the unwinding disk is unwound by the feeding motor driving the unwinding disk.

4. The busbar corner bending machine according to claim 3, characterized in that: The adjusting mechanism includes an adjusting bracket fixed on the working platform, two adjusting rollers rotatably arranged on the adjusting bracket, a lifting roller arranged in a triangular shape with the two adjusting rollers, an adjusting block fixed on the working platform, an adjusting channel arranged on the adjusting block, an adjusting motor fixed on the working platform, and an adjusting guide wheel arranged in the adjusting channel and rotatable under the drive of the adjusting motor. The axes of each adjusting roller, lifting roller and adjusting guide wheel are arranged in parallel, the adjusting channel is connected to the bending channel, the lifting roller is lifted and lowered on the adjusting bracket and fixed by a locking member, and the unwound bus bar passes through the adjusting roller, lifting roller, adjusting roller and adjusting guide wheel in sequence and then enters the feeding mechanism.

5. The busbar corner bending machine according to claim 4, characterized in that: The feeding mechanism comprises a feeding support, a feeding motor fixed on the feeding support, a feeding roller shaft arranged on the feeding support for rotation under the driving of the feeding motor, and a pressure roller shaft arranged on the feeding support for lifting and lowering, the axis of the feeding roller shaft and the axis of the pressure roller shaft are arranged in parallel and are both arranged in parallel with the adjusting roller, the feeding support is provided with a lifting slide groove arranged oppositely, a lifting slider is slidably arranged in each lifting slide groove, and a mounting seat is arranged at the top of each lifting slide groove, a pressure spring is arranged in the mounting seat, two ends of the pressure spring act on the mounting seat and the lifting slider respectively, and the two ends of the pressure roller shaft are rotatably arranged on the corresponding lifting slider, the pressure roller shaft presses the bus bar against the feeding roller shaft through the continuous force of the pressure spring, and the bus bar pressed against the feeding roller shaft by the pressure roller shaft is brought into the bending mechanism by the driving of the feeding roller shaft by the feeding motor.

6. The busbar corner bending machine according to claim 5, characterized in that: The pressing mechanism includes a pressing assembly that can press the bent busbar to a flat state, and a cutting assembly that can cut the busbar after being bent and pressed. The pressing assembly includes a pressing bracket fixed on the working platform, a pressing platform fixed on the pressing bracket and arranged coplanar with the bending platform, a pressing cylinder fixed on the pressing bracket, and a pressing block fixed on the telescopic end of the pressing cylinder. The pressing platform is connected to the bending platform, and the pressing block presses the bent busbar to a flat state through the drive of the pressing cylinder, and cuts it through the cutting assembly.

7. The busbar corner bending machine according to claim 6, characterized in that: The cutting assembly includes a cutting cylinder fixed on the pressure bracket, a tool holder fixed on the telescopic end of the cutting cylinder, and a cutting knife fixed on the tool holder and capable of cutting the busbar. The cutting knife cuts the busbar by driving the tool holder through the cutting cylinder.

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