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As China Blood-Return Needle Assembly & Welding Equipment Manufacturers and Blood-Return Needle Assembly & Welding Equipment Suppliers, Kunshan Shifuda Automation Technology Co., Ltd. (Anhui Shifuda Automation Technology Co., Ltd.) is a modern enterprise integrating R&D, manufacturing, sales, and technical services. It is a relatively competitive equipment supplier in the domestic automation field.
1.Professional R&D, production, sales, ultrasonic plastic welding machines, non-standard automation, hot melt machines, testing equipment, automated assembly, tooling fixtures, molds and other machinery and equipment.
2.Our company mainly targets the plastic welding automation industry. The processes are as follows (ultrasonic welding process, hot melt process, hot plate process, hot riveting process, high frequency welding process, high frequency welding process, eddy current process, etc.)
3.Our company also has a lot of R&D equipment in the water treatment industry, including DTRO diaphragm welding, MBR flat membrane welding, and tubular membrane welding.
4.Logistics industry, (post-processing equipment for hoarding boxes, hollow panels, post-processing equipment for turnover boxes)
5.Medical industry, (blood collection needles, cover pockets, negative pressure drainage bags, peripheral blood collection needles, infusion tubes, scalp needles, retention needles, heparin caps, etc., multiple automated assembly and welding equipment)
Our company has in-depth research in the automotive field, logistics field, medical field, toys, electronics and other fields.
The company's main service industries: automotive, medical, environmental protection, cosmetics, electronics, etc. The core technical capabilities include automated welding equipment, post-processing of hollow board enclosures, post-processing equipment for automobile enclosures, and non-standard automation equipment for medical device products. Design and manufacturing, specializing in providing welding equipment for medical device products, making significant contributions to the industry. We have multiple patents on ultrafiltration, MBR flat membrane, DTRO membrane and other water treatment equipment.
We have established a complete customer service system and have a well-trained and skilled technical service team to serve customers, including R&D and pre-manufacturing technical solution customization, equipment installation and commissioning, technical training and 24-hour after-sales technology Support Services.
Blood-return needles are a key component in the blood-return pathway used in hemodialysis and intravenous therapy, and because the product comes into direct contact with a patient's blood, assembly cleanliness, weld strength, and sealing performance all carry strict requirements. This machine is purpose-built for blood-return needle assembly and welding, combining the joining of the needle hub, tubing, and protective cap into one continuous automated process.
On the welding side, the equipment applies a temperature profile and press-hold time calibrated to the heat-fusion characteristics of the plastic materials used in blood-return needles, aiming for a weld strong enough to hold under use while avoiding the material degradation that overheating can cause — a factor that matters for biocompatibility. A sealing check performed alongside assembly catches potential leak defects early, before non-conforming parts move on to sterilization and packaging.
Because blood-return needle production calls for a clean environment, the machine's structure is designed to be easy to clean and resistant to dust buildup, supporting stable long-term operation inside a Class 100,000 or Class 10,000 cleanroom. The higher degree of automation also reduces how often operators come into direct contact with exposed product components, helping to manage contamination risk during production.
In terms of throughput, the dedicated, continuous-operation design delivers a substantial output gain over manual welding, and weld consistency no longer depends on one operator's individual skill level — giving batch production a more stable quality foundation.
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