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5 results about "Ultrasonic welding" patented technology

Ultrasonic welding is an industrial technique whereby high-frequency ultrasonic acoustic vibrations are locally applied to workpieces being held together under pressure to create a solid-state weld. It is commonly used for plastics and metals, and especially for joining dissimilar materials. In ultrasonic welding, there are no connective bolts, nails, soldering materials, or adhesives necessary to bind the materials together. When applied to metals, a notable characteristic of this method is that the temperature stays well below the melting point of the involved materials thus preventing any unwanted properties which may arise from high temperature exposure of the materials.

Ultrasonic welding device

PendingCN108247193AOvercoming usage defectsSimple designNon-electric welding apparatusUltrasonic weldingEngineering
The invention relates to the technical field of welding, in particular to an ultrasonic welding device. The ultrasonic welding device mainly comprises a driving mechanism, a head portion and an energyexchange component and is characterized in that a supporting frame is arranged in the head portion and connected with a power output end of the driving mechanism, and the energy exchange component isarranged in front of the head portion and fixedly connected with the supporting frame. By structural optimization and improvement, a welding head is capable of flexibly adapting to incoming materialdirections in a welding process, adaptability is achieved no matter materials come from a longitudinal direction or a transverse direction and from the bottom of the head portion or left and right sides of the head portion, defects in use of traditional welding equipment are well overcome, and more supply choices are provided in an ultrasonic welding process. Especially in application to integration of automatic equipment, a wide application range is realized, production efficiency is greatly improved, a design structure of the automatic equipment is simplified, and design cost of the automatic equipment is reduced.
Owner:KEPU ULTRASONIC ELECTRONICS TECHCAL

Ultrasonic welding base structure

ActiveCN108581172ASimple structureEasy to useNon-electric welding apparatusUltrasonic weldingEngineering
The invention discloses an ultrasonic welding base structure. The ultrasonic welding base structure is characterized by comprising an upper positioning adjustment structure and a lower connecting structure for connecting with an ultrasonic welding head structure; the ultrasonic welding head structure is arranged at the lower part of the lower connecting structure; the lower connecting structure isarranged at the upper part of the upper positioning adjustment structure; the upper positioning adjustment structure comprises an upper connecting block, an upper movable platform arranged at the lower part of the upper connecting block, a slide adjusting structure arranged at the lower part of the upper movable platform, and an inner connecting plate arranged at the back part of the slide adjusting structure; and the lower connecting structure comprises a lower connecting table arranged on the outer side between the slide adjusting structure and the inner connecting plate, and a welding mechanism connecting module arranged at the lower part of the lower connecting table. The ultrasonic welding base structure has the beneficial effects of simple structure, convenience to use, guarantee ofmated use of intelligent robot equipment, guarantee of the precision of positioned welding and the convenience and the effectiveness of adjustment and displacement, and further improvement of the product quality.
Owner:苏州昕源辰机械设备有限公司

R-axis optimized ultrasonic welding device

ActiveCN113231729AAvoid tearingNon-electric welding apparatusRotational axisUltrasonic welding
The invention belongs to the field of automobile part machining, and discloses an R-axis optimized ultrasonic welding device. The R-axis optimized ultrasonic welding device comprises a rack, a rotating shaft movably connected to the rack, a quick-change disc female head connected to the bottom of the rotating shaft and a quick-change disc male head connected with the quick-change disc female head, and an ultrasonic welding head is detachably connected to the quick-change disc male head; the device further comprises a first gas path pipeline, a second gas path pipeline and a refrigeration gas pipeline, and an absolute value servo motor is fixed to the rack and is in transmission connection with the rotating shaft; a channel is formed in the rotating shaft, and the first air channel pipeline and the second air channel pipeline penetrate through the channel to be connected to the quick-change disc female head and used for controlling opening and closing of a pneumatic lock between the quick-change disc female head and the quick-change disc male head; and the refrigeration gas pipeline penetrates through the channel and extends to the position of the ultrasonic welding head to be used for cooling the ultrasonic welding head. According to the device, the absolute value servo motor is adopted, and a cable penetrates through the rotating shaft, so that the motor does not need to rotate by 360 degrees to find an original point every time the motor is started, only the motor needs to rotate within the maximum range of 180 degrees, meanwhile, an auxiliary cable is hidden in the rotating shaft, and when the motor rotates by 180 degrees, the pulling thread of the cable is short, and the cables adopt hoses, so that the problem of pulling apart is avoided.
Owner:广东富强科技股份有限公司

Photoelectric dumping switch

The invention belongs to electronic components, and particularly relates to a photoelectric type dumping switch which comprises a shell with an inner cavity, a ball bin assembly capable of being installed horizontally and vertically is arranged in the inner cavity of the shell, and the ball bin assembly comprises a bin body, a bin cover, a ball, a photoelectric transmitting tube and a photoelectric receiving tube. And a bottom cover for ultrasonic packaging is arranged at the bottom of the shell. A ball bin assembly with a ball is arranged, a photoelectric transmitting tube is arranged at the bottom of the ball bin assembly, a photoelectric receiving tube is arranged at the top of the ball bin assembly, and a transmitting end cylinder of the photoelectric transmitting tube and a receiving end cylinder of the photoelectric receiving tube directly face the center of the ball, the center of a bin body and the center of a bin cover. Due to blocking of the ball, the photoelectric receiving tube cannot receive light rays emitted by the photoelectric transmitting tube; when the toppling switch topples, the ball deviates from the round through hole in the bottom of the bin body and does not block light emitted by the photoelectric transmitting tube any more, so that the light emitted by the photoelectric transmitting tube penetrates through the round through hole of the ball bin assembly and is received by the photoelectric receiving tube, and the photoelectric receiving tube generates corresponding reaction to prompt that the toppling state is at the moment. Ultrasonic welding packaging is used, manufacturing is easy, packaging is convenient, and the structure is simple.
Owner:常德思高技术有限公司

Method for ultrasonic welding of copper thin plate and nickel thin plate

ActiveCN111843169AGood dispersionNot easily oxidizedWelding/soldering/cutting articlesNon-electric welding apparatusPower batteryElectrical resistance and conductance
The invention discloses a method for ultrasonic welding of a copper thin plate and a nickel thin plate. The method comprises the steps that the portion between the to-be-welded copper thin plate and the to-be-welded nickel thin plate is coated with nano nickel formate particles to form a middle layer with the thickness of 15-45 microns; before the middle layer is coated, the copper thin plate andthe nickel thin plate are immersed in a dilute hydrochloric acid solution with the concentration of 4.5%-8.8% to be washed for 5-10 minutes, and then the middle layer is cleaned with pure alcohol andair-dried; and the copper thin plate and the nickel thin plate coated with the nano nickel formate particles as the middle layer are subjected to ultrasonic welding for 0.20-0.75 seconds at the welding pressure of 30-60 psi, wherein the welding amplitude is 25-55 microns. According to the method, the nano nickel formate particles are used as the middle layer to assist ultrasonic welding of the copper thin plate and the nickel thin plate, the maximum shearing strength can reach 2898 N, the joint resistance is less than 102 microhm, the mechanical property and conductive performance of a joint are improved, and the requirement of the automobile power battery industry for ultrasonic welding of copper / nickel joints can be met.
Owner:NORTH CHINA UNIV OF WATER RESOURCES & ELECTRIC POWER
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