China Shenzhen Jingji Technology Co., Ltd. Company News

Vacuum Plate Suction Machine: Definition and Application Scenarios A vacuum plate suction machine is an automated device that handles, transports, and stacks plates (especially PCBs) based on the principle of vacuum adsorption. It is widely used in SMT production lines, electronic assembly, printing and packaging, and other fields. Its core function is to replace manual or traditional mechanical handling, avoiding scratches and deformation of plates through non-contact adsorption, while improving transmission accuracy and efficiency. It serves as a key auxiliary device connecting various processes in automated production lines. Core Functions Automatic Plate Picking: Precisely picks a single plate from stacked materials (such as racks or trays) to prevent multiple plates from sticking together. Stable Transmission: Uses vacuum adsorption to stably transport plates to designated positions (e.g., placement machines, inspection stations) to match the production line rhythm. Positioning Assistance: Some models integrate guiding or fine-tuning mechanisms to ensure positional accuracy during plate transmission, meeting the positioning requirements of subsequent processes (such as welding and inspection). Compatibility with Multiple Specifications: Adapts to plates of different sizes (from small mobile phone PCBs to large panel-type plates), thicknesses (0.3mm-5mm), and materials (PCB, acrylic, thin metal sheets, etc.).     Technical Features and Advantages Non-Contact Handling: Avoids extrusion or scratches from mechanical clamping through vacuum adsorption, especially suitable for fragile surfaces (e.g., copper-clad PCBs, coated panels) or thin plates (≤0.5mm). Efficiency and Precision: Single-cycle operation time can be as low as 2-3 seconds, with adjustable transmission speed (0-60m/min). Combined with servo motor drive, it achieves high positioning accuracy, meeting high-precision production needs. Flexible Adaptation: By replacing suction nozzles and adjusting negative pressure/transmission parameters, it can quickly adapt to plates of different sizes and materials, with short changeover time (usually

In SMT (Surface Mount Technology) production lines, fully automatic board unloaders are key backend equipment, primarily used for automated collection, stacking, and storage of PCBs (Printed Circuit Boards) that have completed soldering, inspection, and other processes. They form a "head-to-tail 呼应" with front-end fully automatic board loaders, collectively reducing manual intervention and enhancing production continuity and efficiency. Core Functions and Working Principles Function Overview Automatic PCB Receiving: Interfaces with backend production line equipment (such as reflow ovens and AOI inspectors) to receive processed PCBs. Orderly Stacking and Storage: Stack PCBs neatly according to set rules to avoid scratches, collisions, or confusion. Full Stack Detection and Alerts: Automatically issues alarms and pauses when the storage unit reaches the set quantity, reminding operators to replace the storage slot. Compatibility Adaptation: Supports PCBs of different sizes and thicknesses; some models are compatible with finished boards with components. Working Principles Receiving Stage: Receives PCBs conveyed from upstream equipment (e.g., reflow ovens) via conveyor belts or docking mechanisms, with sensors detecting PCB arrival signals. Conveying and Guiding: After entering the unloader, PCBs are position-corrected by guide wheels or limiting devices to ensure neat stacking. Stacking and Storage: Uses vacuum suction, mechanical lifting, or conveyor belt lowering to stack PCBs layer by layer into storage units (e.g., racks, boxes). Full Stack Handling: When the number of PCBs in the storage unit reaches the preset value, the equipment automatically stops receiving and prompts operators to remove them via sound and light alarms. Cyclic Operation: After replacing the empty storage unit, the equipment restarts to continue receiving and stacking PCBs. Technical Features and Advantages Technical Features High Compatibility: Supports a wide range of PCB sizes (e.g., 50mm×50mm to 500mm×600mm) and thicknesses (0.3mm-5mm), compatible with PCBs with plug-in components or irregularly shaped parts. High Stacking Precision: Through guide mechanisms and sensor calibration, ensures PCB stacking deviation ≤±0.5mm, avoiding component damage from extrusion. Intelligent Control: Features automatic counting, full stack alarms, and fault self-diagnosis (e.g., jam, material shortage alerts); some models support remote monitoring. Flexible Adjustment: Modular storage units allow quick replacement, adapting to small-batch, multi-variety production needs. Core Advantages Improved Production Efficiency: Replaces manual board unloading, reducing production line downtime; a single unit can handle 1,000-3,000 PCBs per hour (depending on the model). Guaranteed Product Quality: Automated stacking avoids PCB contamination, scratches, or component detachment caused by manual handling, especially suitable for precision electronic components (e.g., mobile phone motherboards, automotive PCBs). Reduced Labor Costs: Eliminates the need for 1-2 operators, while reducing errors caused by human fatigue. Adaptability to Flexible Production Lines: Supports single-track/double-track designs, can interface with multiple upstream devices, and meets varying production capacity requirements. Common Types and Application Scenarios Classification by Structure Vertical Board Unloaders: Storage units are vertically placed, occupying small floor space, suitable for production lines with limited space, often used for small-to-medium-sized PCBs. Horizontal Board Unloaders: Storage units are horizontally placed, offering strong stacking stability, suitable for large-sized or heavy PCBs (e.g., server motherboards). Dual-Track Board Unloaders: Equipped with two independent conveying channels, capable of handling two different PCBs simultaneously or improving unloading efficiency, ideal for high-capacity production lines. Application Scenarios Consumer Electronics: Mass production of PCBs for mobile phones, computers, tablets, etc., requiring efficient and clean unloading environments. Automotive Electronics: Vehicle control boards, sensor PCBs, and other products with high reliability requirements, avoiding vibration damage during stacking. Medical Electronics: Precision medical device PCBs (e.g., monitor motherboards), requiring contamination- and scratch-resistant unloading processes. Communication Equipment: Large PCBs for base stations, routers, etc., demanding stable stacking and storage capabilities. As a key link in the automated closed-loop of SMT production lines, the performance of fully automatic board unloaders directly affects production efficiency and product quality. With the development of electronics manufacturing toward high precision and flexibility, their technology will focus more on compatibility, intelligence, and synergy with the entire line.

Definition and Positioning A fully automatic board loader is a front-end device in the SMT (Surface Mount Technology) production line, primarily used to automatically transport PCBs (Printed Circuit Boards) to subsequent processes (such as solder paste printers and pick-and-place machines). It realizes the automation of the PCB loading process, enhances production line continuity and efficiency, and reduces manual intervention. Core Functions and Working Principles Function Overview PCB Storage and Supply: Capable of storing multiple PCBs and outputting them sequentially as set. Automatic Transmission: Transfers PCBs precisely to the next device via a conveyor belt or robotic arm. Positioning and Calibration: Some models feature PCB position calibration to ensure the accuracy of subsequent processes. Working Principle Loading Stage: Manual placement of stacked PCBs into the loader's storage slot, with the device detecting the presence and quantity of PCBs via sensors. Separation and Transmission: Single PCBs are separated using vacuum adsorption or mechanical grippers, then conveyed to the specified position via a conveyor belt. Position Adjustment: Optical sensors or vision systems (e.g., CCD) detect PCB position deviations, and mechanical structures fine-tune the angle and position. Docking with Next Process: Connects with the 接驳台 (transfer table) of subsequent equipment (e.g., printers) to complete automatic PCB handover. Technical Features Strong Compatibility: Supports PCBs of different sizes (e.g., 50mm×50mm to 460mm×510mm) and thicknesses (0.5mm–4.0mm). High Speed and Precision: Some models achieve a loading cycle of 3 seconds per board, with positioning accuracy of ±0.1mm. Intelligent Functions: Features material shortage alarms, fault self-diagnosis, and data statistics, and can connect to the factory MES system. Core Advantages Efficiency Improvement: Replaces manual loading, reduces production line waiting time, and suits high-capacity demands. Cost Reduction: Reduces labor input and avoids PCB scratches or damage caused by human operation. Consistency Enhancement: Standardizes the loading process to ensure uniform PCB positioning, laying the foundation for subsequent mounting accuracy. Flexible Adaptation: Supports single/double-track designs for different production line layouts; some models are compatible with both trays and bulk PCBs. Application Scenarios Consumer Electronics: High-speed mass production lines for mobile phones and computer motherboards. Automotive Electronics: PCB production requiring high reliability, such as vehicle control boards. Communication Equipment: Automated loading for large PCBs (e.g., server motherboards). Medical Electronics: Small-batch, multi-variety production of precision PCBs, supporting quick changeovers. Integration with Other Equipment Fully automatic board loaders are typically connected in series with: Transfer Tables: Bridge the loader and subsequent equipment to adjust PCB transmission speed. Solder Paste Printers: Receive PCBs from the loader for solder paste printing. Pick-and-Place Machines: Acquire printed PCBs to complete component mounting. Reflow Ovens: Finalize soldering, requiring connection to front-end equipment via multi-stage transfer tables. As the "entry" device of the SMT production line, the automation level of the fully automatic board loader directly impacts overall line efficiency. With the development of electronics manufacturing toward higher speed and precision, its technology continues to iterate to meet diverse production needs.

In SMT peripheral equipment, the semiconductor board loader, often also called a board feeder or fully automatic board loader, is a device used in SMT production lines to automatically transport carrier boards (such as PCBs) for semiconductor wafers or packaged semiconductor devices to subsequent processing equipment. Below is a detailed introduction:   Functional Features Automatic Board Feeding: Upon receiving a board request signal from the lower-level machine, it automatically transfers PCBs from the storage position to a designated location, such as the working area of an SMT pick-and-place machine, enabling automated production processes and saving labor costs. Adaptability to Different Sizes: Capable of automatically adjusting the width of the equipment's conveying rails according to the PCB width to accommodate various PCB sizes and specifications, meeting diverse production needs. Fault Alarm: Equipped with a fault alarm function to promptly detect and alert operators to abnormal situations during production, such as insufficient board supply or equipment component failures. This facilitates timely handling, reduces downtime, and improves production efficiency.     Working Principle The semiconductor board loader operates by sequentially transferring PCBs stored in transfer boxes or board magazines to the production line. When the equipment receives a board request signal from the lower-level machine:   The board lifting system raises the PCBs in the magazine to a specified height. The board pushing system transfers the top PCB onto the conveyor belt. The conveyor belt transports the PCB to the next process equipment. When all PCBs are transferred, the empty transfer box or magazine automatically lowers and is replaced by a new box/magazine filled with PCBs, achieving fully automatic board loading. During this process, the alignment system continuously monitors and adjusts PCB position for accurate transportation, while the control system coordinates component movements to ensure stable operation.   Types Miniature Board Loaders: Compact in size (typically holding ~50 boards), suitable for workshops with limited production space. They can be paired with semi-automatic or fully automatic printers, ideal for small-batch production or prototyping of complex orders. Fully Automatic Board Loaders: Built with a steel frame for stability and durability, equipped with a microcomputer control card system and a touchscreen HMI for user-friendly operation. They can automatically replace material frames for board feeding without manual intervention, compatible with fully automatic printers or pick-and-place machines, and suitable for large-scale automated production. Vacuum Sucking Board Loaders: Utilizing four systems—lifting platform, vacuum adsorption, translation drive, and rail transport—to transfer stacked bare boards to the connection rail via vacuum adsorption for delivery to downstream equipment, enabling automatic board loading. Often used in conjunction with other types of board loaders to enhance SMT production line efficiency. Integrated Board Loaders: Combining functions of automatic board loaders and vacuum sucking board loaders, they consist of material frame loading and vacuum sucking loading. The two loading modes can be switched arbitrarily, offering convenience and flexibility. One machine can handle single-board or double-board loading, improving production line versatility.   Role The semiconductor board loader is a critical component of the SMT production line, positioned at the front end as the starting point of the entire process. Its role is to provide stable and accurate PCB supply for subsequent processes (e.g., solder paste printing, component placement). By automating PCB loading, it effectively reduces labor costs, minimizes errors and damage from manual loading, and enhances production line efficiency and quality.   Application Fields Semiconductor board loaders are primarily used in SMT production lines within the electronics manufacturing industry, including but not limited to:   Consumer Electronics: Production of PCBs for mobile phones, tablets, laptops, digital cameras, etc. Automotive Electronics: Manufacturing PCBs for automotive engine control units, in-vehicle entertainment systems, airbag control systems, and other electronic control modules. Communication Equipment: Used in PCB production for base stations, routers, switches, and other communication devices. Industrial Control: Applied to PCB production in various industrial automation control systems, such as programmable logic controllers (PLCs) and industrial computers. Medical Electronics: Employed in manufacturing PCBs for medical monitoring equipment, medical imaging devices, and other electronic medical instruments.

Vacuum Plate Suction Machine: Definition and Application Scenarios A vacuum plate suction machine is an automated device that handles, transports, and stacks plates (especially PCBs) based on the principle of vacuum adsorption. It is widely used in SMT production lines, electronic assembly, printing and packaging, and other fields. Its core function is to replace manual or traditional mechanical handling, avoiding scratches and deformation of plates through non-contact adsorption, while improving transmission accuracy and efficiency. It serves as a key auxiliary device connecting various processes in automated production lines.     Core Functions Automatic Plate Picking: Precisely picks a single plate from stacked materials (such as racks or trays) to prevent multiple plates from sticking together. Stable Transmission: Uses vacuum adsorption to stably transport plates to designated positions (e.g., placement machines, inspection stations) to match the production line rhythm. Positioning Assistance: Some models integrate guiding or fine-tuning mechanisms to ensure positional accuracy during plate transmission, meeting the positioning requirements of subsequent processes (such as welding and inspection). Compatibility with Multiple Specifications: Adapts to plates of different sizes (from small mobile phone PCBs to large panel-type plates), thicknesses (0.3mm-5mm), and materials (PCB, acrylic, thin metal sheets, etc.).     Working Principle The operation of a vacuum plate suction machine relies on a cyclic process of "negative pressure adsorption - movement - release," with specific steps as follows:   Negative Pressure Generation: A vacuum pump or vacuum generator extracts air between the suction nozzle and the plate surface, creating a local vacuum (negative pressure). Atmospheric pressure then firmly adsorbs the plate onto the suction nozzle. Plate Picking and Separation: The suction nozzle descends to the top layer of stacked plates. After negative pressure is activated to adsorb a single plate, the lifting mechanism raises the plate to separate it from the lower layers (some models use an air-blowing device to prevent multiple plates from sticking). Transmission and Positioning: The suction nozzle with the adsorbed plate moves to the target position via a translation mechanism (e.g., linear guide rails, robotic arms). During movement, photoelectric sensors or vision systems calibrate the position to ensure the plate is aligned. Release and Placement: Upon reaching the designated position, the vacuum system stops working, negative pressure dissipates, and the plate is naturally released from the suction nozzle onto a conveyor belt, rack, or the docking platform of the next device. Cyclic Operation: After one pick-and-place cycle, the device resets and repeats the above steps to achieve continuous automated operation.     Technical Features and Advantages Non-Contact Handling: Avoids extrusion or scratches from mechanical clamping through vacuum adsorption, especially suitable for fragile surfaces (e.g., copper-clad PCBs, coated panels) or thin plates (≤0.5mm). Efficiency and Precision: Single-cycle operation time can be as low as 2-3 seconds, with adjustable transmission speed (0-60m/min). Combined with servo motor drive, it achieves high positioning accuracy, meeting high-precision production needs. Flexible Adaptation: By replacing suction nozzles and adjusting negative pressure/transmission parameters, it can quickly adapt to plates of different sizes and materials, with short changeover time (usually

I. Basic Concepts and Positioning An SMT (Surface Mount Technology) conveyor is a key auxiliary device in electronic manufacturing SMT production lines. It primarily serves to connect equipment in different processes, acting as a transition, buffer, and transporter for PCBs (Printed Circuit Boards) to ensure the continuity and automated operation of the production line. It functions as a "bridge" in the production line, establishing an efficient transmission channel between devices such as pick-and-place machines, reflow ovens, and AOIs (Automated Optical Inspection).     II. Core Functions and Roles Transportation and Connection: Smoothly conveys PCBs processed by upstream equipment (e.g., pick-and-place machines) to the next process (e.g., reflow ovens), avoiding efficiency loss and quality risks caused by manual intervention. Buffering and Temporary Storage: When a process device experiences short-term downtime or mismatched rhythm, the conveyor can temporarily store PCBs, balance the production beat, and reduce downtime losses. Positioning and Calibration: Some high-end conveyors feature PCB position calibration functions. Through photoelectric sensors or mechanical positioning devices, they ensure precise alignment of PCBs during transportation, providing a stable foundation for subsequent processes (e.g., soldering). Process Adaptation: Supports the transportation of PCBs in different sizes and specifications, and can adapt to diversified production needs by adjusting parameters such as track width and transmission speed.     III. Key Structures and Working Principles Mechanical Structure: Transportation Track: Made of aluminum alloy or stainless steel, with adjustable width via lead screws or guides to fit PCB sizes from 50-450mm. Transportation Belt/Chain: Driven by a motor to ensure smooth PCB conveyance. Some high-end models use servo motors for precise speed control (adjustable from 0.1-1.5m/min). Positioning Device: Includes side baffles, stop cylinders, and positioning pins. After a PCB is detected by a photoelectric sensor, mechanical positioning is automatically completed. Electrical System: Uses a PLC (Programmable Logic Controller) as the core control unit, receiving signals from upstream and downstream equipment (e.g., "PCB in place," "transmission allowed") to coordinate transmission actions. Equipped with a touchscreen HMI (Human-Machine Interface) for setting parameters (e.g., track width, transmission speed, temporary storage quantity) and displaying device status. Working Process: The PCB flows into the conveyor track from upstream equipment, and the photoelectric sensor detects the PCB's arrival. The stop cylinder acts, halting and positioning the PCB. The conveyor judges whether the downstream equipment is ready. If ready, it starts transmission to send the PCB out. If the downstream equipment is busy, the PCB is temporarily stored in the conveyor (buffer type) and transmitted after receiving the permission signal.     IV. Application Value in SMT Production Lines Improving Production Efficiency: Reduces manual intervention through automated transmission, avoids production line 停顿 (downtime), and typically increases capacity by 10%-15% in typical scenarios. Ensuring Quality Stability: Minimizes risks of scratches, ESD damage, etc., caused by manual PCB handling. The positioning accuracy reaches ±0.1mm, reducing the defect rate in subsequent processes. Enhancing Production Line Flexibility: Supports quick switching between different product models, adapting to multi-variety production, especially suitable for small-batch, multi-lot scenarios in electronic manufacturing. Optimizing Space Layout: Some conveyors can be designed as right-angle turns or lifting structures, flexibly adapting to production line layout limitations and saving workshop space.     V. Selection and Maintenance Points Selection References: Choose a conveyor with matching transmission efficiency according to the production line speed (e.g., servo-driven types for high-speed lines). Consider the PCB size range (e.g., whether it supports oversized boards or panel transmission). Prioritize intelligent conveyors with MES interfaces if data traceability is required. Daily Maintenance: Regularly clean the transmission belt and track to prevent solder residue and dust accumulation from affecting transmission accuracy. Check the lubrication of motors and transmission components, and add lubricant quarterly. Calibrate photoelectric sensors to ensure the accuracy of PCB detection and prevent misoperations.     VI. Industry Development Trends With the advancement of Industry 4.0 and intelligent manufacturing, SMT conveyors are evolving towards "intelligence, digitization, and modularization":   Intelligent Interconnection: Access to factory IoT via industrial Ethernet for real-time device status monitoring and remote maintenance. Flexible Integration: Modular design supports quick replacement of transmission modules to adapt to flexible production line needs. Energy-Saving Design: Adopts low-power motors and standby sleep modes to reduce energy consumption costs.     In summary, although SMT conveyors are not core processing equipment, they are crucial for ensuring the efficient and stable operation of production lines. Their technological upgrades continue to drive electronic manufacturing towards smarter and more flexible development.  

SMT is the abbreviation of Surface Mount Technology. It is an advanced electronic manufacturing technology and occupies a crucial position in the modern electronic industry. Its application scope is very wide, and this technology can be used in the production of products in many industries. The following are some common application fields of SMT. Application Fields of SMT Consumer electronics products: Such as mobile phones, tablet computers, laptops, digital cameras, MP3/MP4 players, smart watches, etc. These products have high requirements for volume, weight, and performance, and SMT technology can meet their design needs for miniaturization and high performance. Communication equipment: Including base stations, switches, routers, modems, etc. Communication equipment needs to process a large amount of signals and has extremely high requirements for the integration and reliability of circuit boards. SMT technology helps to achieve high-density circuit assembly and improve the stability and anti-interference ability of equipment. Automotive electronics: Such as automotive engine control systems, airbag control systems, in-vehicle navigation systems, audio systems, etc. Automotive electronic devices need to work in harsh environmental conditions and have strict requirements for reliability and stability. SMT technology can provide good electrical connections and mechanical stability to ensure the normal operation of automotive electronic devices. Industrial control: SMT technology is widely applied in devices such as controllers, sensors, and drivers of automated production lines. It can improve the reliability and anti-interference ability of industrial control equipment and adapt to various complex conditions in the industrial environment. Medical electronics: Such as electrocardiographs, ultrasonic diagnostic instruments, medical monitors, blood glucose meters, etc. Medical electronic devices have extremely high requirements for accuracy and reliability. SMT technology helps to achieve high-precision circuit assembly, ensuring the accurate measurement and stable operation of medical devices and providing reliable technical support for medical diagnosis and treatment.

SMT is the abbreviation of Surface Mount Technology. It is a circuit assembly technology that installs surface mount components without pins or with short leads (abbreviated as SMC/SMD, also known as chip components in Chinese) on the surface of a printed circuit board (PCB) or other substrates, and solders and assembles them through methods such as reflow soldering or dip soldering.   The Functions of SMT Improve production efficiency: SMT uses automated production equipment, which can achieve high-speed and high-precision component mounting, greatly improving production efficiency and shortening the product production cycle. Reduce the size of electronic products: Surface mount components are small in size and light in weight, enabling more components to be installed on the circuit board of the same area, thus effectively reducing the volume and weight of electronic products and promoting the development of electronic products towards miniaturization and lightness. Enhance product reliability: Through directly mounting components on the surface of the circuit board, SMT technology reduces the connection points between the pins of traditional through-hole components and the circuit board, reducing the failure rate caused by poor soldering of pins and other reasons, and improving the reliability and stability of products. Lower production costs: Although the initial investment in SMT equipment is relatively large, in the long run, due to the improvement of production efficiency, the reduction of material costs, and the enhancement of product reliability, the overall production costs can be effectively controlled.  

Lean pipe production lines offer a versatile and efficient solution for various manufacturing and assembly processes. Product analysis in this context involves evaluating the line's components, configurations, and applications to optimize performance. Key aspects include: Material and Component Analysis: Assessing the quality and durability of lean pipes, connectors, and accessories. Evaluating the flexibility and adaptability of the modular system. Configuration and Layout Analysis: Analyzing the efficiency of different line configurations for specific production needs. Optimizing layout to minimize material handling and maximize workflow. Application-Specific Analysis: Examining how lean pipe systems are used in various applications, such as assembly workstations, material handling carts, and storage racks. Determining the effectiveness of these applications in improving productivity and reducing waste. Performance and Efficiency Analysis: Measuring key performance indicators (KPIs) such as cycle time, throughput, and defect rates. Identifying areas for improvement and implementing lean principles to optimize efficiency.  Cost-Effectiveness Analysis: Evaluating the cost savings associated with using lean pipe systems compared to traditional solutions. Analyzing the return on investment (ROI) of implementing lean pipe production lines. By conducting thorough product analysis, manufacturers can leverage the benefits of lean pipe systems to streamline operations, enhance flexibility, and achieve continuous improvement.​