Manufacturing equipment of bimetallic conducting bar

Abstract

The invention discloses manufacturing equipment for bimetallic conducting bars, and belongs to the technical field of conducting bar welding. The manufacturing equipment comprises a device base, feeding tables are fixedly arranged on the two sides of the top of the device base, and a welding table is fixedly arranged at the position, between the two feeding tables, of the top of the device base; compared with a low-efficiency mode that traditional equipment depends on manual feeding, manual cutting and positioning, the equipment achieves full-process automatic operation, feeding, cutting, welding and discharging are completed at a time, the productivity efficiency is higher, and in the aspect of precision control, the production efficiency is greatly improved. Traditional mechanical positioning has large errors, but according to the equipment, three-dimensional parameters of batten butt joint gaps are captured in real time through a three-dimensional visual detection module, welding parameters are dynamically adjusted in combination with multi-axis cooperative motion control and a PID algorithm, the welding yield is increased, and the quality problems of insufficient welding, fusion penetration and the like are effectively solved.

Description

Technical Field

[0001] The present invention relates to the technical field of conductive bar welding, and more particularly to a manufacturing device for a bimetallic conductive bar. Background Art

[0002] Bimetallic conductive bars are widely used in power, electronics, rail transit, and other fields due to their high conductivity, low cost, and corrosion resistance. However, traditional manufacturing equipment has many shortcomings in terms of automation, precision control, production efficiency, and stability. For example, traditional equipment often relies on manual labor for strip conveying, positioning, and welding parameter adjustment, which is cumbersome and susceptible to human factors. Each process operates independently, lacking system coordination, resulting in low production efficiency. Furthermore, precision control relies on mechanical limiters or simple sensors, lacking real-time dynamic detection and compensation mechanisms, resulting in unstable welding quality.

[0003] With the rapid development of new energy, smart grid and other fields, the market demand for bimetallic conductive bars has been upgraded to high precision, high reliability and diversified specifications. This has driven the improvement of manufacturing equipment towards intelligence, automation, high-precision control, flexible production and real-time quality monitoring. Therefore, the existence of a bimetallic conductive bar manufacturing equipment is crucial. Summary of the Invention

[0004] The object of the present invention is to provide a manufacturing device for a bimetallic conductive bar to solve the problems raised in the above background technology.

[0005] A manufacturing equipment for a bimetallic conductive bar, comprising a device base, wherein feeding platforms are fixedly provided on both sides of the top of the device base, and a welding platform is fixedly provided on the top of the device base between the two feeding platforms, and a unloading inclined plate is fixedly provided on both sides of the welding platform on the top of the device base, and a storage box is fixedly provided at the bottom of the two unloading inclined plates on the top of the device base, and limited conveying plates are slidably provided on both sides of the top of the two feeding platforms, and a feeding structure is fixedly provided inside the limited conveying plates, and the tops of the two feeding platforms are respectively connected to metal strips by four limited conveying plates for sliding. A cutting fixed frame is fixedly provided on one side of the top of the two feeding platforms, and a cutting knife is telescopically provided at the bottom of the two cutting fixed frames. A conveying mechanism is slidably provided on the side away from the limiting conveying plate of the two cutting fixed frames, and two multi-angle robotic arms are circumferentially slidably provided on the top of the welding platform, and a welding gun is fixedly provided at one end of the two multi-angle robotic arms, and a visual inspection module is fixedly provided on one side of the welding gun, and a circuit control box is fixedly provided on the top of the device base on one side of the welding platform.

[0006] Preferably, a system control center, a human-computer interaction interface, a sensor system and a motion control subsystem are fixedly installed inside the circuit control box. The system control center integrates a computer and is configured with a data processing module, a logic control module and a communication interface. The human-computer interaction interface is communicated with the system control center for parameter setting and status monitoring. The motion control subsystem includes a feeding mechanism controller, a cutting mechanism controller, a conveying mechanism controller and a robotic arm controller, which receive instructions from the system control center and drive the actuators to move. Based on the data from the sensor system, the system control center coordinates the action sequence and parameters of each actuator through the motion control subsystem to achieve precise conveying, docking, welding and blanking of bimetallic strips.

[0007] Preferably, the feeding mechanism includes four groups of driving wheels rotatably arranged inside the four limiting conveying plates, and the four groups of driving wheels are tightly fitted on both sides of the two metal strips, and each group of driving wheels includes a plurality of driving rollers that do not fit each other and rotate side by side inside the limiting conveying plates, and the bottoms of the plurality of driving rollers are respectively fixed with pulleys inside the four limiting conveying plates, and the outer transmission sleeves of the pulleys arranged inside the same limiting conveying plate are provided with belts, and the bottom of one of the pulleys is connected to a driving motor for transmission, and the driving motor is fixedly arranged at the bottom of the limiting conveying plate, and a first telescopic cylinder is fixedly provided on both sides of the top of the two limiting conveying plates, and one end of the four first telescopic cylinders is respectively fixedly connected to the four limiting conveying plates.

[0008] Preferably, the conveying mechanism includes a splint fixing frame slidably arranged on the upper and lower sides of the two cutting fixing frames, and the two cutting fixing frames are fixedly provided with a second telescopic cylinder on the upper and lower sides, and one end of the four second telescopic cylinders are respectively fixedly connected to the four splint fixing frames, and the four splint fixing frames are internally provided with a driving screw rod that is rotatable, and the outer sides of the four driving screw rods are threadedly provided with a sliding block, and the four sliding blocks are fixedly provided with a third telescopic cylinder on one side, and the four third telescopic cylinders are fixedly provided with a clamping conveying plate on one end, and the four clamping conveying plates are respectively tightly fitted to the upper and lower sides of the two metal strips.

[0009] Preferably, a hydraulic telescopic rod is fixedly provided at the bottom of the two cutting fixed frames, and both are fixedly connected to the cutting knife through the hydraulic telescopic rod. A cutting base is fixedly provided at the bottom of the two cutting knives on the top of the two feeding platforms, and the two cutting knives and the two cutting bases are respectively arranged above and below the two metal strips.

[0010] Preferably, the vision detection module includes an industrial camera, a light source system, an image acquisition card, and an image processing unit. The industrial camera is equipped with a telecentric lens for collecting image data of the butt joint gap of the metal strip. The light source system uses a ring-shaped shadowless light source to enhance the image contrast. The image acquisition card is used to convert the camera signal into a digital image and transmit it to the system control center. The image processing unit is used to run edge detection algorithms and contour fitting algorithms to calculate the three-dimensional coordinates, width, and angle parameters of the gap. The system control center generates a compensation instruction based on the parameters to adjust the welding trajectory of the robotic arm.

[0011] Preferably, the vision detection module further includes a locking unit, a dynamic compensation unit, and a self-learning optimization unit. The calibration unit performs camera geometric calibration and stereo calibration to establish the mapping relationship between the image coordinate system and the three-dimensional space coordinate system. The dynamic compensation unit corrects the detection errors caused by thermal deformation and vibration based on the data of the temperature sensor and the vibration sensor. The self-learning optimization unit analyzes the historical detection data and welding quality through machine learning algorithms to dynamically adjust the detection threshold and algorithm parameters.

[0012] Preferably, the conveyor mechanism controller of the motion control subsystem includes a first drive unit, a second drive unit, and a third drive unit. The first drive unit is used to control the lifting movement of the clamping plate holder driven by the second telescopic cylinder. The second drive unit is used to control the clamping and releasing actions of the clamping conveyor plate driven by the third telescopic cylinder. The third drive unit is used to control the rotation of the driving screw rod to drive the sliding block to achieve the lateral transportation of the metal strip. The system control center realizes the precise adjustment of the three-dimensional position of the metal strip through the conveyor mechanism controller.

[0013] Preferably, the sensor system includes a temperature sensor, a current sensor, and an arc sensor. The temperature sensor is used to monitor the real-time temperature of the welding area. The current sensor is used to detect the welding current intensity. The arc sensor is used to collect arc stability parameters. The system control center dynamically adjusts the welding speed and current magnitude through the PID control algorithm based on the data of the welding process sensors.

[0014] Preferably, the human-machine interface includes a parameter setting module, a real-time monitoring module, a historical data storage module, and an alarm processing module. The parameter setting module is used to input metal strip specifications, cutting lengths, and welding process parameters. The real-time monitoring module is used to display the device operation status, sensor data, and production statistics in the form of charts and curves. The historical data storage module is used to record the production process data and support query and export functions. The alarm processing module is used to display alarm information in real-time and provide troubleshooting guidance.

[0015] Compared with the prior art, the advantages of the present invention are: Compared with the inefficient mode of traditional equipment that relies on manual feeding, manual cutting and positioning, this equipment realizes full-process automated operation. Feeding, cutting, welding, and discharging are completed in one go, with higher production efficiency. In terms of precision control, there are large errors in traditional mechanical positioning, while this equipment captures the three-dimensional parameters of the butt joint gap of the slats in real time through a three-dimensional vision detection module, and combines multi-axis coordinated motion control and PID algorithm to dynamically adjust welding parameters, improving the welding pass rate and effectively solving quality problems such as false soldering and melt-through.

[0016] When changing the product specifications of traditional equipment, it is necessary to manually debug mechanical jigs and process parameters, which takes a long time and is difficult to meet the production needs of small batches and multiple varieties. By inputting parameters through the human-machine interaction interface of this equipment, the structural parameters such as the spacing of the limit conveying plate, cutting stroke, and clamping force, as well as the process parameters such as welding current and speed, can be automatically adjusted, shortening the changeover time. At the same time, the self-learning optimization system uses machine learning algorithms to analyze historical production data, automatically optimizes the detection threshold and welding parameters, reduces the commissioning time of new employees, and significantly reduces the manual debugging cost and skill dependence. Brief Description of the Drawings

[0017] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic diagram of the circuit structure of the operating system module of the present invention; Figure 3 It is a schematic cross-sectional view of the overall structure of the present invention; Figure 4 It is a schematic diagram of the structure of the welding gun of the present invention; Figure 5 It is a schematic diagram of the structure of the clamping and conveying plate of the present invention; Figure 6 It is a schematic cross-sectional view of the structure of the limit conveying plate of the present invention; Figure 7 It is a schematic diagram of the belt pulley installation structure of the present invention.

[0018] Explanation of the reference numerals in the drawings: 1, device base; 10, feeding table; 11, welding table; 12, inclined discharging plate; 13, storage box; 14, welding gun; 15, circuit control box; 16, vision detection module; 17, multi-angle robotic arm; 2, limit conveying plate; 20, first telescopic cylinder; 21, driving roller; 22, belt pulley; 23, belt; 24, driving motor; 3, metal slat; 4, cutting knife; 40, cutting fixing frame; 41, cutting base; 42, hydraulic telescopic rod; 5, clamping and conveying plate; 50, sliding block; 51, second telescopic cylinder; 52, third telescopic cylinder; 53, driving lead screw; 54, clamping plate fixing frame. Detailed Embodiments

[0019] Embodiment: Please refer toFigures 1 - 7 , a manufacturing device for a bimetallic conductive bar, comprising a device base 1. On both sides of the top of the device base 1, feeding platforms 10 are fixedly arranged. Between the two feeding platforms 10 on the top of the device base 1, a welding table 11 is fixedly arranged. On both sides of the welding table 11 on the top of the device base 1, blanking inclined plates 12 are fixedly arranged. At the bottoms of the two blanking inclined plates 12 on the top of the device base 1, storage bins 13 are fixedly arranged. On both sides of the tops of the two feeding platforms 10, limiting conveying plates 2 are slidably arranged. Feeding structures are fixedly arranged inside the limiting conveying plates 2. On the tops of the two feeding platforms 10, metal strips 3 are respectively slidably connected through four limiting conveying plates 2. On one side of the tops of the two feeding platforms 10, cutting fixing frames 40 are fixedly arranged. At the bottoms of the two cutting fixing frames 40, cutting knives 4 are telescopically arranged. On the side far from the limiting conveying plates 2 of the two cutting fixing frames 40, conveying mechanisms are slidably arranged. On the circumference of the top of the welding table 11, two multi-angle robotic arms 17 are slidably arranged. At one end of each of the two multi-angle robotic arms 17, a welding gun 14 is fixedly arranged. On one side of the welding gun 14 of the two multi-angle robotic arms 17, visual inspection modules 16 are fixedly arranged. On one side of the welding table 11 on the top of the device base 1, a circuit control box 15 is fixedly arranged; The device base 1 serves as a support foundation. The two feeding platforms 10 on both sides are used to place the metal strips 3. The feeding structures inside the limiting conveying plates 2 drive the movement of the strips. The cutting fixing frames 40 control the cutting knives 4 to perform fixed-length cutting on the strips. The cut strips are transferred to the welding table 11 by the conveying mechanism. The multi-angle robotic arms 17 carry the welding guns 14 to complete the welding. The visual inspection modules 16 monitor the welding quality in real time. The welded finished products slide into the storage bins 13 through the blanking inclined plates 12. The circuit control box 15 coordinates the actions of each component, realizing the full-process automation production of the bimetallic conductive bar from feeding, cutting, welding to blanking, reducing manual intervention and improving production efficiency; the integrated layout design reasonably plans the positions of each component, saves production space, and is convenient for the installation, debugging and maintenance of the device.

[0020] Specifically, inside the circuit control box 15, a system control center, a human-machine interaction interface, a sensor system and a motion control subsystem are fixedly arranged. The system control center integrates a computer, configured with a data processing module, a logic control module and a communication interface. The human-machine interaction interface is communicatively connected to the system control center, used for parameter setting and status monitoring. The motion control subsystem, including a feeding mechanism controller, a cutting mechanism controller, a conveying mechanism controller and a robotic arm controller, receives the instructions of the system control center and drives the actuators to act. The system control center coordinates the action sequence and parameters of each actuator based on the data of the sensor system, realizing the precise feeding, docking, welding and blanking of the bimetallic strip; The system control center integrated with an industrial computer in the circuit control box 15 is connected to the sensor system, motion control subsystem, etc. through communication interfaces. The human-machine interface allows operators to set parameters and monitor the equipment status; the sensor system collects production process data, and the system control center, based on the data, precisely controls the actions of actuators such as feeding, cutting, conveying, and welding through the motion control subsystem containing various mechanism controllers to achieve collaborative operations. Through the intelligent control system, precise control and management of the production process are realized, improving production accuracy and stability; the human-machine interface facilitates intuitive operation and monitoring by operators, reducing the operation difficulty; the closed-loop control based on sensor data can promptly detect and adjust production anomalies, reducing the generation of defective products.

[0021] Specifically, the feeding mechanism includes four groups of driving wheels respectively rotatably arranged inside the four limiting conveying plates 2. The four groups of driving wheels are respectively tightly attached to both sides of the two metal strips 3. Each group of driving wheels includes a plurality of driving rollers 21 arranged side by side and rotatably inside the limiting conveying plate 2 without being in contact with each other. Belt pulleys 22 are respectively fixedly arranged at the bottoms of the plurality of driving rollers 21 inside the four limiting conveying plates 2. A belt 23 is sleeved on the outside of the belt pulleys 22 arranged inside the same limiting conveying plate 2. One of the belt pulleys 22 is driven and connected to a driving motor 24 at the bottom. The driving motor 24 is fixedly arranged at the bottom of the limiting conveying plate 2. First telescopic cylinders 20 are fixedly arranged on both sides of the tops of the two limiting conveying plates 2. One end of each of the four first telescopic cylinders 20 is respectively fixedly connected to the four limiting conveying plates 2. The driving motor 24 drives the driving rollers 21 inside the limiting conveying plate 2 to rotate through the belt 23. The driving rollers 21 are tightly attached to both sides of the metal strip 3, thereby driving the strip to move. The first telescopic cylinder 20 can adjust the distance between the limiting conveying plates 2 to adapt to strips of different widths, ensuring the stability and accuracy of the strip during transportation. The multi-driving roller design and belt drive method ensure smooth transportation of the metal strip without slipping, improving the feeding accuracy; the adjustable distance between the limiting conveying plates enhances the adaptability of the equipment to strips of different specifications, realizing flexible production and reducing the frequency and time cost of replacing equipment parts.

[0022] Specifically, the conveying mechanism includes a clamping plate fixing frame 54 slidably arranged up and down on one side of the two cutting fixing frames 40. Second telescopic cylinders 51 are fixedly arranged on the upper and lower sides of the two cutting fixing frames 40. One end of each of the four second telescopic cylinders 51 is respectively fixedly connected to the four clamping plate fixing frames 54. Driving lead screws 53 are rotatably arranged inside the four clamping plate fixing frames 54. Sliding blocks 50 are threadedly sleeved on the outside of the four driving lead screws 53. Third telescopic cylinders 52 are fixedly arranged on one side of the four sliding blocks 50. Clamping conveying plates 5 are fixedly arranged at one end of each of the four third telescopic cylinders 52. The four clamping conveying plates 5 are respectively tightly attached to the upper and lower sides of the two metal strips 3. The second telescopic cylinder 51 controls the lifting of the clamping plate holder 54. The third telescopic cylinder 52 drives the clamping and conveying plate 5 to clamp or release the metal strip 3. The driving lead screw 53 rotates to drive the sliding block 50 to move horizontally, thereby realizing the precise conveying of the strip in the horizontal direction, completing the transfer and positioning of the strip to the welding table 11 after cutting. Through the combination of multiple cylinders and lead screw transmission, the precise adjustment of the three-dimensional position of the metal strip is realized, ensuring the positioning accuracy of the strip before welding. The clamping and conveying plate can flexibly clamp strips of different thicknesses, improving the versatility of the equipment for products of different specifications, and the automated conveying process improves production efficiency.

[0023] Specifically, hydraulic telescopic rods 42 are fixedly arranged at the bottoms of the two cutting holders 40, and are fixedly connected to the cutting knives 4 through the hydraulic telescopic rods 42. Cutting bases 41 are fixedly arranged at the bottoms of the two cutting knives 4 respectively on the tops of the two feeding tables 10. The two cutting knives 4 and the two cutting bases 41 are respectively arranged above and below the two metal strips 3. The hydraulic telescopic rod 42 drives the cutting knife 4 to move downward to cut the metal strip 3 placed on the cutting base 41. The cutting base 41 provides stable support for the strip, preventing the strip from deforming or moving during cutting, ensuring cutting accuracy and quality. The hydraulically driven cutting knife has a large cutting force and a stable cutting speed, and can quickly and precisely cut the metal strip. The cooperation between the cutting base and the cutting knife effectively reduces the shaking of the strip during cutting, improves cutting accuracy, and reduces the rejection rate caused by poor cutting.

[0024] Specifically, the vision detection module 16 includes an industrial camera, a light source system, an image acquisition card, and an image processing unit. The industrial camera is configured with a telecentric lens for collecting image data of the butt joint gap of the metal strip. The light source system uses a ring-shaped shadowless light source to enhance the image contrast. The image acquisition card is used to convert the camera signal into a digital image and transmit it to the system control center. The image processing unit is used to run edge detection algorithms and contour fitting algorithms to calculate the three-dimensional coordinates, width, and angle parameters of the gap. The system control center generates a compensation instruction based on the parameters to adjust the welding trajectory of the robotic arm. The industrial camera collects the image of the butt joint gap of the metal strip 3 through the telecentric lens. The ring-shaped shadowless light source enhances the image contrast. The image acquisition card converts the signal into a digital image and transmits it to the system control center. The image processing unit uses edge detection and contour fitting algorithms to calculate the gap parameters. The system control center generates a compensation instruction according to the parameters to adjust the welding trajectory of the multi-angle robotic arm 17. The welding gun 14 completes the welding. The vision detection module can detect the three-dimensional information of the strip butt joint gap in real time and accurately, providing data support for the adjustment of the welding trajectory, effectively compensating for the inaccurate butt joint caused by strip processing errors or installation deviations, thereby improving the welding quality, reducing welding defects, and increasing the product qualification rate.

[0025] Specifically, the vision detection module 16 further includes a locking unit, a dynamic compensation unit, and a self-learning optimization unit. The calibration unit performs camera geometric calibration and stereo calibration to establish the mapping relationship between the image coordinate system and the three-dimensional space coordinate system. The dynamic compensation unit corrects the detection errors caused by thermal deformation and vibration based on the data of the temperature sensor and the vibration sensor. The self-learning optimization unit analyzes the historical detection data and the welding quality through machine learning algorithms and dynamically adjusts the detection threshold and algorithm parameters. The calibration unit performs geometric calibration and stereo calibration on the industrial camera to establish the mapping relationship between the image coordinate system and the three-dimensional space coordinate system. The dynamic compensation unit corrects the detection errors caused by thermal deformation and vibration according to the data of the temperature and vibration sensors. The self-learning optimization unit analyzes the historical detection and welding quality data through machine learning algorithms and dynamically adjusts the detection threshold and algorithm parameters to assist the vision detection module 16 to work more accurately. Through the collaborative work of multiple units, the detection accuracy and reliability of the vision detection module are further improved. The calibration unit eliminates the camera imaging distortion error, the dynamic compensation unit reduces the interference of external factors on the detection result, and the self-learning optimization unit can continuously optimize the detection algorithm according to the production data, enabling the equipment to adapt to different working conditions and product requirements and maintaining high-precision detection and welding quality for a long time.

[0026] Specifically, the conveyor mechanism controller of the motion control subsystem includes a first driving unit, a second driving unit, and a third driving unit. The first driving unit is used to control the second telescopic cylinder 51 to drive the lifting movement of the clamping plate fixing frame 54. The second driving unit is used to control the third telescopic cylinder 52 to drive the clamping and loosening of the clamping conveyor plate 5. The third driving unit is used to control the rotation of the driving lead screw 53 to drive the sliding block 50 to achieve the lateral conveyance of the metal strip. The system control center realizes the precise adjustment of the three-dimensional position of the metal strip through the conveyor mechanism controller. The first driving unit of the conveyor mechanism controller controls the second telescopic cylinder 51 to realize the lifting of the clamping plate fixing frame 54. The second driving unit controls the third telescopic cylinder 52 to complete the clamping and loosening of the clamping conveyor plate 5. The third driving unit controls the rotation of the driving lead screw 53 to drive the sliding block 50 and the strip to move laterally. The system control center coordinates each action through the conveyor mechanism controller to realize the precise adjustment of the three-dimensional position of the metal strip 3, clarifies the functions of each driving unit, makes the action control of the conveyor mechanism more refined and accurate, can accurately convey the cut strip to the designated position of the welding table, ensure the butt joint accuracy of the strip, provide guarantee for high-quality welding, and improve the stability and reliability of the conveying process at the same time.

[0027] Specifically, the sensor system includes a temperature sensor, a current sensor, and an arc sensor. The temperature sensor is used to monitor the real-time temperature of the welding area, the current sensor is used to detect the welding current intensity, and the arc sensor is used to collect arc stability parameters. Based on the data of the sensors during the welding process, the system control center dynamically adjusts the welding speed and current magnitude through the PID control algorithm; The temperature sensor monitors the real-time temperature of the welding area, the current sensor detects the welding current intensity, and the arc sensor collects arc stability parameters. The system control center receives the sensor data. Based on the PID control algorithm and according to the deviation between the preset parameters and the actual detected values, it dynamically adjusts the welding speed and current magnitude of the welding gun 14 driven by the multi-angle robotic arm 17, monitors the key parameters during the welding process in real time, and realizes dynamic control through the PID algorithm. This can effectively avoid welding defects such as burn-through and incomplete penetration caused by factors such as excessive temperature and unstable current during the welding process, ensure the consistency and stability of the welding quality, and improve the product yield.

[0028] Specifically, the human-machine interaction interface includes a parameter setting module, a real-time monitoring module, a historical data storage module, and an alarm handling module. The parameter setting module is used to input the specifications of the metal strip, the cutting length, and the welding process parameters. The real-time monitoring module is used to display the device operation status, sensor data, and production statistics in the form of charts and curves. The historical data storage module is used to record the production process data and support the query and export functions. The alarm handling module is used to display the alarm information in real time and provide troubleshooting guidance; The parameter setting module allows the operator to input parameters such as the specifications of the metal strip 3, the cutting length, and the welding process. The real-time monitoring module displays the device operation status, sensor data, and production statistics information in the form of charts and curves. The historical data storage module records the production process data. The alarm handling module displays the alarm information in real time and provides troubleshooting guidance. Each module works together to achieve human-machine interaction, relying on the system operation within the circuit control box 15. The human-machine interaction interface has comprehensive functions, which is convenient for the operator to set parameters, monitor in real time, and handle faults for the device, reducing the operation difficulty and the equipment maintenance cost; The storage of historical data facilitates the traceability of production data and process optimization, improving the scientific nature and efficiency of production management.

[0029] The above has shown and described the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. The above embodiments and the descriptions in the specification are only preferred examples of the present invention and are not used to limit the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed. The scope of protection of the present invention is defined by the appended claims and their equivalents.

Claims

1. A manufacturing device for a bimetallic conductive bar, comprising a device base (1), characterized in that: On both sides of the top of the device base (1), feeding platforms (10) are fixedly arranged. On the top of the device base (1) between the two feeding platforms (10), a welding platform (11) is fixedly arranged. On both sides of the welding platform (11) on the top of the device base (1), blanking inclined plates (12) are fixedly arranged. At the bottom of both blanking inclined plates (12) on the top of the device base (1), storage bins (13) are fixedly arranged. On both sides of the top of the two feeding platforms (10), limit conveying plates (2) are slidably arranged. Feeding structures are fixedly arranged inside the limit conveying plates (2). On the top of the two feeding platforms (10), metal strips (3) are respectively slidably connected through four limit conveying plates (2). On one side of the top of the two feeding platforms (10), cutting fixing frames (40) are fixedly arranged. At the bottom of the two cutting fixing frames (40), cutting knives (4) are telescopically arranged. On the side far from the limit conveying plates (2) of the two cutting fixing frames (40), conveying mechanisms are slidably arranged. On the top of the welding platform (11), two multi-angle robotic arms (17) are circumferentially slidably arranged. At one end of each of the two multi-angle robotic arms (17), a welding gun (14) is fixedly arranged. On the side of the welding gun (14) of the two multi-angle robotic arms (17), vision detection modules (16) are fixedly arranged. On the top of the device base (1) on one side of the welding platform (11), a circuit control box (15) is fixedly arranged.

2. The manufacturing equipment of a bimetallic busbar according to claim 1, characterized in that: Inside the circuit control box (15), a system control center, a human-machine interface, a sensor system, and a motion control subsystem are fixedly arranged. The system control center integrates a computer and is configured with a data processing module, a logic control module, and a communication interface. The human-machine interface is communicatively connected to the system control center and is used for parameter setting and status monitoring. The motion control subsystem, including a feeding mechanism controller, a cutting mechanism controller, a conveying mechanism controller, and a robotic arm controller, receives instructions from the system control center and drives the actuators to act. Based on the data of the sensor system, the system control center coordinates the action sequence and parameters of each actuator through the motion control subsystem to achieve precise conveying, docking, welding, and blanking of the double metal strips.

3. The manufacturing equipment of a bimetallic busbar according to claim 2, characterized in that: The feeding mechanism comprises four groups of driving wheels which are respectively rotatably arranged inside the four limiting conveying plates (2), and the four groups of driving wheels are respectively tightly fitted on both sides of the two metal strips (3). Each group of driving wheels comprises a plurality of driving rollers (21) which are not fitted with each other and are rotatably arranged side by side inside the limiting conveying plates (2). The bottoms of the plurality of driving rollers (21) are respectively fixed with pulleys (22) inside the four limiting conveying plates (2). The outer transmission sleeves of the pulleys (22) arranged inside the same limiting conveying plate (2) are provided with belts (23). The bottom of one of the pulleys (22) is connected to a driving motor (24) which is fixedly arranged at the bottom of the limiting conveying plate (2). The first telescopic cylinders (20) are fixedly arranged on both sides of the tops of the two limiting conveying plates (2), and one end of the four first telescopic cylinders (20) is respectively fixedly connected to the four limiting conveying plates (2).

4. The manufacturing equipment of a bimetallic current-carrying bar according to claim 3, characterized in that: The conveying mechanism includes a clamping plate fixing frame (54) slidably arranged on one side of the two cutting fixing frames (40), and a second telescopic cylinder (51) is fixedly arranged on both sides of the upper and lower sides of the two cutting fixing frames (40). One end of four second telescopic cylinders (51) is fixedly connected to the four clamping plate fixing frames (54), and a driving screw (53) is rotatably arranged inside the four clamping plate fixing frames (54). The outer sides of the four driving screws (53) are threadedly sleeved with sliding blocks (50). A third telescopic cylinder (52) is fixedly arranged on one side of the four sliding blocks (50), and one end of the four third telescopic cylinders (52) is fixedly arranged with a clamping conveying plate (5). The four clamping conveying plates (5) are tightly fitted on the upper and lower sides of the two metal strips (3).

5. The manufacturing equipment of a bimetallic current bar according to claim 4, characterized in that: The bottoms of the two cutting fixed frames (40) are fixedly provided with hydraulic telescopic rods (42), and both are fixedly connected to the cutting knives (4) through the hydraulic telescopic rods (42). The tops of the two feeding platforms (10) are fixedly provided with cutting bases (41) at the bottoms of the two cutting knives (4), respectively. The two cutting knives (4) and the two cutting bases (41) are respectively arranged above and below the two metal strips (3).

6. The manufacturing equipment of a bimetallic conductive bar according to claim 5, characterized in that: The visual inspection module (16) includes an industrial camera, a light source system, an image acquisition card and an image processing unit. The industrial camera is equipped with a telecentric lens for collecting image data of the joint gap of the metal strips. The light source system adopts an annular shadowless light source to enhance the image contrast. The image acquisition card is used to convert the camera signal into a digital image and transmit it to the system control center. The image processing unit is used to run an edge detection algorithm and a contour fitting algorithm to calculate the three-dimensional coordinates, width and angle parameters of the gap. The system control center generates compensation instructions based on the parameters to adjust the welding trajectory of the robot arm.

7. The manufacturing equipment of a bimetallic busbar according to claim 6, characterized in that: The visual detection module (16) further includes a locking unit, a dynamic compensation unit, and a self-learning optimization unit. The calibration unit performs camera geometric calibration and stereo calibration to establish the mapping relationship between the image coordinate system and the three-dimensional space coordinate system. The dynamic compensation unit corrects the detection errors caused by thermal deformation and vibration based on the data of the temperature sensor and the vibration sensor. The self-learning optimization unit analyzes the historical detection data and welding quality through machine learning algorithms and dynamically adjusts the detection threshold and algorithm parameters.

8. The manufacturing equipment of a bimetallic conductive bar according to claim 5, characterized in that: The conveyor mechanism controller of the motion control subsystem includes a first drive unit, a second drive unit, and a third drive unit. The first drive unit is used to control the second telescopic cylinder (51) to drive the lifting motion of the clamping plate holder (54). The second drive unit is used to control the third telescopic cylinder (52) to drive the clamping and loosening actions of the clamping conveyor plate (5). The third drive unit is used to control the driving lead screw (53) to rotate, driving the slider (50) to achieve the lateral conveyance of the metal strip. The system control center realizes the precise adjustment of the three-dimensional position of the metal strip through the conveyor mechanism controller.

9. The manufacturing equipment of a bimetallic conductive bar according to claim 5, characterized in that: The sensor system includes a temperature sensor, a current sensor, and an arc sensor. The temperature sensor is used to monitor the real-time temperature of the welding area. The current sensor is used to detect the welding current intensity. The arc sensor is used to collect the arc stability parameters. The system control center dynamically adjusts the welding speed and current magnitude based on the data of the welding process sensors through the PID control algorithm.

10. The manufacturing equipment of a bimetallic busbar according to claim 9, characterized in that: The human-machine interface includes a parameter setting module, a real-time monitoring module, a historical data storage module, and an alarm processing module. The parameter setting module is used to input the metal strip specifications, cutting length, and welding process parameters. The real-time monitoring module is used to display the equipment operation status, sensor data, and production statistics in the form of charts and curves. The historical data storage module is used to record the production process data and support the query and export functions. The alarm processing module is used to display the alarm information in real time and provide troubleshooting guidelines.

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