China Shenzhen Wenzhan Electronic Technology Co., Ltd. Company News

Second hand juki pick and place machine price SMT placement machine needs to use motion drive and linear motor skills 1. Use ambiguous manipulation skills. The movement process is divided into three stages, that is, "slow-fast-slow", which changes in an "s" shape, thereby making the movement "soft" and fast; 2. The x-axis operation uses a dual servo motor drive system with a fully synchronous control circuit to speed up the movement; 3. The patented linear motor with high positioning accuracy and high repetition accuracy, high speed and acceleration, fast and stable (up to 55ms), small working current, and high precision control can be completed.     SMT placement machine must have rapid detection skills 1.Laser and CCD application cooperation; 2.Dual camera-chip components and large-scale IC detection respectively; 3. Fast image acquisition and conversion circuit; 4. Advanced image processing and calculation software. improve the SMT placement machine feeder skills 1.Feeding method of intelligent feeder, shorten component replacement time and manual errors; 2. Refueling without stopping 3.Double-belt feeder; 4. Large-capacity feeders, some placement machines can reach the capacity of 256 8mm feeders; 5.Replaceable trolley; 6. Tap and pack as much as possible for devices with more materials; 7. Efficient bulk feeding.     optimize the placement process of the SMT placement machine Optimization guidelines: 1.The number of nozzle changes is extremely small; 2.The journey of picking and patching is very short 3, multi-head placement machine should also consider the number of pieces picked up each time 7. Operate the machine in accordance with the safe operating procedures for the maintenance of the SMT placement machine. improve SMT placement machine software skills 1. Various forms of PCB files, directly optimized to generate patch program files, reducing manual programming time; 2.Offline programming for multiple varieties and small batches; 3. Machine fault self-diagnosis system and large-scale production induction management system 4. Intelligent operation system.

Pick and Place machine supplier 1. The engineers in the production workshop of the SMT machine processing production combined with the monthly plan and the BOM and PCB location map provided by the engineering department, compiled the product program of the new product in advance to ensure that the program can be produced before going online.     2. The permanent BOM change issued by the SMT SMT Production Engineering Department. The engineer needs to modify the computer's backup mounter program immediately. After the modification is complete, the new program must be copied to the computer backup to overwrite the old program, including the patch. The program stored in the machine guarantees that the product can be produced directly without adjusting the program before going online.   3. When the new product is proofed for the first production, the engineer needs to enter the placement machine program into the placement machine to adjust the coordinate, angle, and parts database to ensure the smooth and qualified production of the new product.     4. After the SMT new product proofing is completed, the engineer needs to summarize the product and notify the production technicians, quality, engineering, and plan related personnel of the proofing summary report by email to make subsequent improvements. The engineer needs to track the improvement during the next production. If there is no change, feedback to relevant personnel.   5. SMT production technicians cannot change the placement machine program (placement bit number, material change, FEEDER position number) without authorization. The main authority of the technician to modify the placement machine is: program transfer, position coordinate adjustment, position angle adjustment. 、 Release of alarm information, adjustment of parts database.      

Today, I will share some information about the Price advantage of used SMT machine of various brands We have many brands, such as Samsung pick and place machine , Juki pick and place machine, Panasonic pick and place machine, Fuji pick and place machine, Yamaha pick and place machine, and so on The used SMT mahcine price is cheap, besides, they are in good condition and work well.       What is a perfect standard pick and place machine? 1. The main performance indicators 1.1 The types, specifications, placement directions, substrate sizes, and placement ranges of components that can be mounted conform to the specifications of the manual. 1.2 SMT speed: The CPH placement rate tested with 1608 chip components is not less than 60% of the nominal IPC9850 speed, or the SPC speed is not greater than twice the nominal speed. 1.3 The flying film rate is not more than 3 ‰. 2. Operating system 2.1 Various indicators, buttons, and operating handles are complete in appearance, and the operation and display are normal. 2.2 The computer system works normally. 2.3 The input and output system works normally     3. Mechanical part 3.1 All transmission belts, chains and connecting pins are complete, aging and damaged. 3.2 The transmission guide rails and lead screws run smoothly and coordinately, with abnormal noise and oil leakage. 4.Air pressure control section 4.1 The driving cylinder, solenoid valve, piping and connector are clogged with foreign matter and loose and leak. The driving cylinder and solenoid valve work normally, and there is noise. 4.2 The compressed air drying and filtering device is complete and intact. 4.3 The vacuum degree of the head is not less than 500mmHg. 5. Placement accuracy: That is, the large offset between the center of the component and the center line of the corresponding pad should not exceed 1/3 of the component solder pin width (visual inspection); or the incidence of abnormal offset should not exceed 3 ‰. We have many used SMT machine on sale, if you are interested in, please contact me.

Today we will share Features of JUKI pick and place machine:   In addition to supporting IC or complex shaped heterosexual components, one machine also has high-speed placement capabilities for small components. At present, multifunctional equipment is favored in China. In this era of processing, no one can do everything. In order to survive, whether it is LED or PCB patch, it will be undertaken. Therefore, multifunctional equipment in the patch field has become the key.     JUKI pick and place machine has a strong ability to identify the deviation of the component: laser recognition mainly captures the shape of the component from the front side, which can reduce the influence of unstable factors such as the electrode shape and color of the chip component and ensure a stable high Identification of accuracy.   Reduce defective rate: Use component inspection function to improve placement quality: use laser recognition to monitor the suction of components through the screen before placement, which can prevent the defective placement of small components that cannot be identified by air pressure. Advanced post-placement component inspection and stand-up inspection functions reduce bad mounting.   Image recognition: JUKI's original component recognition system uses both laser recognition and image recognition (reflection recognition, transmission recognition)     A. Corresponding ability: 1. Image recognition technology: Depending on the shape, size, and material properties of the component, a laser recognition system suitable for high-speed placement of chip components and image recognition with high versatility can be used separately. In addition, special-shaped nozzles, universal imaging systems, etc. that support various special-shaped components are installed to further develop and improve the ability to support components.   2. Universal image system: This is a universal image system that can flexibly respond to evolving shaped elements. When data is compiled, part and overall confirmation of components can be confirmed in the preview screen, and the operation of identifying the edges and corners of the shape recognition component can further simplify data input and complete functions. High production performance: MNVC (Multi-Nozzle Vision Centering): This is a general-purpose imaging system that can flexibly respond to evolving irregular-shaped elements. During data compilation, part and overall confirmation of the component can be performed on the preview screen, and the operation of identifying the edges and corners of the component can be simplified, and data input is further simplified and the functions are more complete.

Price advantage of used SMT YAMAHA machine 1. The engineers in the production workshop of the SMT machine processing production combined with the monthly plan and the BOM and PCB location map provided by the engineering department, compiled the product program of the new product in advance to ensure that the program can be produced before going online. 2. The permanent BOM change issued by the SMT SMT Production Engineering Department. The engineer needs to modify the computer's backup mounter program immediately. After the modification, the new program must be copied to the computer backup to overwrite the old program, including the patch The program stored in the machine guarantees that the product can be produced directly without adjusting the program before going online.     3. When the new product is proofed for the first production, the engineer needs to enter the placement machine program into the placement machine to adjust the coordinate, angle, and parts database to ensure the smooth and qualified production of the new product. 4. After the SMT new product proofing is completed, the engineer needs to summarize the product and notify the production technicians, quality, engineering, and plan related personnel of the proofing summary report by email to make subsequent improvements. The engineer needs to track the improvement during the next production. If there is no change, feedback to relevant personnel.     5. SMT production technicians cannot change the placement machine program (placement bit number, material change, FEEDER position number) without authorization. The main authority of the technician to modify the placement machine is: program transfer, position coordinate adjustment, position angle adjustment 、 Release of alarm information, adjustment of parts database.

Price advantage of used SMT Panasonic machine 1. Pick Pick Defects: Pick defects can be classified as feeder failure, vacuum failure or visual failure. Pick defects reduce net output and waste good parts. 2. Look at the reliability / availability and maintainability of the placement machine: The data about reliability / availability and maintainability is announced by the supplier based on actual field experience.     3. Look at the placement machine preventive maintenance: Preventive and corrective maintenance keeps the SMT placement system running at its prescribed speed and accuracy 4, see the pick and place machine process capability (Cpk, Process Capability): refers to X, Y and Θ related placement accuracy level. The X, Y, and Θ errors of a machine are considered separately and not collectively. (Accuracy) By judging the accuracy of the placement machine, understand whether all the materials to be placed in the placement factory can be better, and it is better to be more accurate than the actual materials to ensure that the placement qualification rate meets the requirements. 5. Look at the output of the placement machine (Throughput): It involves the measurement of transfer, manufacturing and tact time. (Speed) Calculate whether the production capacity meets the factory production schedule requirements by judging the placement speed of the placement machine. 6, placement defects (Placement Defects): the probability of placement defects usually (defective rate) by judging the placement defects of the placement machine to understand whether the yield rate meets the requirements, thereby reducing costs and production time.  

SMT parts are essential to SMT machines!!! What are the main SMT parts of pick and place machine?     More and more manufacturers are currently using full-automatic pick and place machines. The requirements of enterprises for pick and place machines are high placement accuracy, fast placement speed, stable placement. It is also organized by a variety of SMT parts. In the SMT production line, the pick and place machine is configured after the dispenser or solder paste printer, and the surface mount components are accurately placed on the PCB pads by moving the placement head. It is an automated device. Therefore, if you want to produce efficiently, the pick and place machine needs high-speed movement. So what are the main SMT parts of the machine?   The accessories of the SMT pick and place machine are feeder, motor, nozzle, filter, substrate camera, belt, seal ring, guide rail, solenoid valve, lens, nozzle shaft, solenoid valve and other SMT parts, and nozzle and feeder are wearing parts, so the demand will be relatively large, other accessories are broken and need maintenance replacement mechanism or component. The placement head can be moved. Among them, the screw, guide rail and motor wear the most during the placement work. When purchasing the pick and place machine, you need to consult the machine manufacturer about the brand of these parts. Good mounter manufacturers must have good mounter SMT parts.     Nozzles and feeders are consumables, especially the nozzles, which can be used for one or two years if they are well maintained, if can't be maintained well may need to be replaced within six months. SMD components are customized, and different types of nozzles are made for different materials. The pick and place machine feeder has electric and pneumatic feeders. Compared with pneumatic feeders, electric feeders are more stable and durable. There are hundreds of SMT parts, which are not listed one by one. The mounter needs to work repeatedly. It is normal to replace the accessories. When buying a mounter, you need to know the parts of the mounter. After all, the mounter It is also a combination of accessories.    

PCB loader, known as board feeding machine and pcb loading machine, is a kind of production equipment used in SMT electronic products production and processing. Its main function is to automatically place unmounted pcb boards in the pcb loader. Board to sucker, and then the sucker automatically puts the PCB on the track of the solder paste printer and uploads it to the solder paste printer for solder paste operation.     Detailed operation process of SMT pcb loader First, preparation: 1. Connect the power supply and air source, and then turn on the power switch; 2. Adjust the width of the guide rail until it is consistent with the width of the PCB to be produced. Second, the setting of the number of board feeding steps and the boarding point position (need to be in the manual state and the lifting platform is at the lower limit position) 1. Step setting: press key to select Pitch 1/2/3/4; 2. Out-of-board adjustment; 3. Manually adjust the push rod in the middle of the PCB to be produced; 4. Confirm that the machine can smoothly feed the board (the position of the first board exit point); 5. Press the automatic button (switch to automatic); 6. Press the return key (the lifting platform automatically descends to the lower limit point and then rises to the position of the first board exit point); 7. Automatic status. Three, feeding 1. Adjust the anti-static material rack to the same width as the PCB, load it into the PCB board and place it on the loading platform of the upper board machine; 2. Press the auto key in the operation panel of the upper computer; Fourth, safe operation requirements 1. Please pay attention to whether the working voltage and air pressure are correct when starting up; 2. During automatic operation, unless it is in an emergency, it is recommended not to use the other buttons; 3. It is forbidden for staff to lean on the machine; 4. When lifting the trolley, do not put your hands around the material frame; 5. Pay attention to adjust the distance between the feeding plates of the feeding rack. If the width is wide, it will cause the board to fall, and if it is tight, it will cause the card board; 6. Pay attention to adjust the width of the conveyor belt. If the width is wide, it will easily cause the board to fall, and if it is tight, it will easily cause the board to be stuck. These are the function and operation process of pcb loader, if you have any questions about it, please don't hesitate to tell me, I will try my best to help you.

First let's know somthing about the categories of juki feeder.     ATF, CTF, FTF, but in fact we often call it AF / CF / FF Secondly, in addition to the latest ETF, juki feeder can be used on any juki model pick and place machine. The following are the introduction of each juki feeder: ① Juki ATF feeder is a new feeder developed by Juki based on KE2070 and above high-speed machine. The feeder is easy to use and can be changed without stopping the machine. The waste plastic bags and paper tape can automatically sag into the waste box without the reel. However, there were frequent cassettes in the early stage of the launch of the ATF juki feeder, and the waste plastic bags could not be exported normally. Juki has improved this problem later, and now the ATF feeder on the market has completely solved the problem of the cassette.     ATF feeder has AF03HP, AF05HP, AF081E, AF081P and other models. At present, the ATF feeder has been developed to AF24MM. ② Juki feeder CTF model feeder is an old model feeder developed by Juki based on KE2050 2060 FX-1 medium speed machine. The feeder is easy to use. The waste plastic bags are taken up by the take-up reel, and the paper tape automatically sags into the waste bin. The CTF feeder , which has the highest market share, with a good reputation and stable quality.   CTF feeder has CF03HP feeder which use for 0201 components; CF05HP feeder pick 8*2mm feeder 0402 component; CF081E, CF081P feeder pick 0603 component. Now Juki has launched CTFR, a CTF upgrade. ③ FTF feeder is the general name of all mechanical feeders from 12mm (including 12mm) of Juki company. At present, almost all feeder in the domestic market are FTF models. This type juki feeder has also won a very good reputation among customers because of its stable quality. Tomorrow I will introduce other types feeders, if you are interested in, welcome to contact us!        

Advantages of new version Yamaha electric feeder     1. The new version Chinese Yamaha electric feeder realizes the perfect subsititue of CL pneumatic feeder on the top of a feeder, which completely solves the traditional problems of the pnumatic CL feeder such as throwing, easy to wear, and short life. More powerful, smarter and more stable! One 8mm Yamaha electric feeder can realize the mounting of components such as 0201, 0402, 0603, 0805, 1206, 2835 and other specifications component at the same time. The production efficiency has greatly increased. 2. No need to modify the feeder base, if you use the pneumatic feeder machine, only need to connect the power supply and signal line directly, it won't affect the pneumatic station, realizing electric and pneumatic mixing; strong versatility. Chinese brand pick and place machine and Yamaha YG12 YG200 YG100 YV100XG YV100XE YV100II can be used. 3. The original imported dual motor drive, feeding and stripping components are imported from Japan NXT motor instead of the traditional cylinder drive mode, which achieves dual motor synchronous collaboration, feeder feeding speed and accuracy are greatly improved. 4. Intelligent control board, multi-function handle with intelligent control panel, with advanced fine-tuning functions; gear switching, Y-axis fine-tuning, forward and backward, shutdown alarm, digital display and other practical functions are easier to operate and control.