Tongyousheng participated in the China Import and  Export Fair (Canton Fair) 

Automated assembly lines are the core carriers for manufacturing to achieve "high-efficiency production". From the assembly of small electronic components to the fitting of large automotive parts, they all rely on the "support" of precision electric cylinders. So, how do electric cylinders support automated assembly lines? Automotive Industry: Precision electric cylinders are indispensable for the press-fitting of engine components, the assembly of door hinges, and the positioning of wire harness connectors. Home Appliance Industry: Precision electric cylinders are essential for the assembly of washing machine inner drums, the fixing of air conditioner compressors, and the installation of refrigerator door hinges. General Machinery: Precision electric cylinders are required for the automatic alignment of hardware parts, the press-fitting of bearings, and the auxiliary positioning of screw tightening equipment. Then, what roles do precision electric cylinders play in these applications? On high-speed running assembly lines, precision electric cylinders are like a pair of "tireless and accurate hands". They can accurately grasp parts and move them to designated positions according to preset programs, completing actions such as press-fitting, plugging, and bonding. When dealing with products of different specifications, production modes can be quickly switched by adjusting parameters through software, without the need for frequent replacement of mechanical fixtures. Why choose precision electric cylinders for automated assembly lines? High Positioning Accuracy: With a positioning accuracy of up to ±0.01mm, precision electric cylinders ensure no deviation in part assembly, reducing the defect rate of products during production. Fast Response Speed: They support multiple starts and stops per second, which can adapt to the "high-tempo" production needs of assembly lines, accelerating the production rhythm and improving production efficiency. Strong Durability: They can work continuously for thousands of hours without failure, effectively reducing the cost of equipment shutdown and maintenance. If your equipment requires accurate, stable, and efficient linear actuators, please feel free to contact us — let our professional precision electric cylinder solutions add "reliable power" to your equipment!  

In the selection and application of high-power electric cylinders for high-temperature conditions, many users ignore the particularity of high-temperature working scenarios. They simply select products by experience or use alternative solutions for convenience, resulting in frequent equipment failures and production downtime. Here are three critical mistakes that must be avoided: 1. Adopting normal-temperature electric cylinders for high-temperature operation: Sharp service life decline and frequent faultsThe most common and hazardous mistake. The permanent magnets, seals, lubricating grease and other core components of standard high-power electric cylinders are only suitable for conventional environments of -20℃ to 60℃. When operating above 60℃, a series of cascading failures will occur. The motor permanent magnets will demagnetize rapidly, causing thrust attenuation of over 30% in a short time. Conventional coil insulation ages rapidly under high heat, which easily leads to short circuits and motor burnout. Insufficient lubrication causes dry friction between the screw and nut, increasing wear rate by more than five times. 2. Using ordinary rubber seals and standard grease: Seal failure and component jamming.In high-temperature environments, conventional rubber parts such as nitrile rubber will age, harden and crack quickly. Dust and moisture will penetrate the seals and cause screw corrosion inside the electric cylinder. Meanwhile, ordinary lithium-based grease softens and drains at temperatures above 80℃ and fails to form a stable protective oil film. Dry friction between the screw and steel balls generates harsh noise, locks up key components, and even forces production to stop. A more hidden risk is grease carbonization and sludge accumulation under high temperature, which clogs the screw circulation channel. Such deposits cannot be completely removed even after replacing them with high-temperature grease, eventually requiring full screw module replacement and raising maintenance costs substantially. The standard solution is to adopt fluororubber or metal seals, together with temperature-resistant grease. Both are essential for stable operation. 3. Neglecting derating selection: Full-load operation equals chronic damage.High temperatures inherently reduce motor torque and screw load capacity of high-power electric cylinders. Selecting models according to normal-temperature rated parameters and running at full load is equivalent to long-term overloading. For example, the thrust of electric cylinders will drop naturally by 20% to 40% at 120℃. If the actual load reaches the rated value, the motor will keep overheating, triggering over-temperature protection or permanent damage. Excessive stress will also lead to screw bending or fracture. It is a universal industry standard to reserve sufficient safety margins for high-temperature model selection. The higher the temperature, the larger the safety factor required. A safety factor of 1.5 times is necessary for 80℃ working conditions, and 2.5 times or higher for environments above 150℃. This is not an unnecessary cost, but the core guarantee to ensure stable operation and reduce equipment failure.

Linear electric cylinders are not all-purpose solutions, yet they deliver the most significant benefits when adopted in the following application scenarios:  1. Precision Assembly & Press-Fit (3C, Automotive, New Energy) Typical applications include cellphone lamination, engine piston press-fitting and battery module compression. Core demands: high precision, adjustable pressure and traceable data.  Electric cylinder advantages: pressure control accuracy up to ±1%, positioning accuracy of ±0.01 mm, and real-time data transmission, fully meeting on-site requirements. 2. Automated Inspection & Positioning (Testing Equipment, Production Lines) Typical applications cover visual inspection, positioning, dimension measurement and welding positioning. Core demands: fast response, high repeat positioning accuracy and stable coordination performance.  Electric cylinder advantages: response time within 1 millisecond, seamless connection with vision systems and robots, and boosting inspection efficiency by 20%. 3. Mixed Production of Multiple Products (Electronics, Packaging, Home Appliances). Typical applications involve multi-specification packaging and mixed component assembly. Core demands: quick line changeover and flexible parameter adjustment. Electric cylinder advantages: multiple sets of programmable parameters for storage, no manual adjustment needed during switching, greatly improving production line flexibility.  4. Harsh Environment Operation (Chemical, Mining, Outdoor Fields) Typical applications include mining jacking movements, chemical equipment pushing and outdoor unmanned equipment actuation. Core demands: high protection grade, corrosion resistance and long service life. Electric cylinder advantages: IP67 protection available, with resistance to high temperature, dust and oil contamination. Its service life reaches three times that of conventional cylinders.