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  KCH Series Hand-type Ultrasonic Plastic Welding Machine           

Weihai Kaer Sonic Power Co., Ltd.  www.kaer-welder.com  [email protected]  

 

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I. General 

Information 

KCH series hand-type ultrasonic plastic welding machine is mainly used for 
secondary joining of thermoplastics. Compared with other traditional processes (such 
as gluing, electric heat-joining, or screw tightening), it has remarkable advantages like 
high productivity, sound welding quality, environmental protection and energy saving, 
among others.   

 

II.  Structure features and working principle 

Working principle of KCH series hand-type ultrasonic plastic welder: the welder 
converts the electric energy into ultrasonic energy through the ultrasonic transducer 
(i.e. high-frequency mechanical vibration energy with the frequency exceeding the 
threshold of human’s auditory sense). To conduct ultrasonic energy to the plastic work 
piece through the welding head, such ultrasonic energy melts down the joint face of 
the plastic work piece after rubbing the joint face violently with ultrasonic frequency at 
the speed of tens of thousands of times per second and with certain amplitude. The 
transient pressure maintained at the work piece after stopping vibration makes two 
pieces of weldment solidify together in the form of molecular interlinkage. And the 
weld strength compares favorably with that of a weldment itself. 

KCH series hand-type ultrasonic plastic welder has such features as high automation, 
easy and safe operation, stable and reliable running, etc.   

KCH series hand-type ultrasonic plastic welder is applicable for butt welding of 
thermoplastics. With its welding head replaceable according to the customers’ 
requirements, the welder can also be used for processing such as rivet welding, spot 
welding, embedding, cutting, etc.   

 

1.  Equipment structure instruction 

Overall outline and parts’ structure name shown in picture as following: 

 

 

 

Summary of Contents for KCH Series

Page 1: ...KCH Series Hand type Ultrasonic Plastic Welding Machine Instruction Weihai Kaer Sonic Power Co Ltd Read the users manual carefully before use...

Page 2: ...Damage caused by using device in abnormal circumstances Equipment failure caused by the working environment that is not meet the device requirements Equipment damages caused by private reparation or...

Page 3: ...ic energy to the plastic work piece through the welding head such ultrasonic energy melts down the joint face of the plastic work piece after rubbing the joint face violently with ultrasonic frequency...

Page 4: ...KCH Series Hand type Ultrasonic Plastic Welding Machine Weihai Kaer Sonic Power Co Ltd www kaer welder com info whkcs com 3...

Page 5: ...e equipment will send ultrasonic as pre setting welding time to complete welding process III Main Technical Parameters 1 Operating Power supply single phase AC220V 5 2 Operating current less than 1A 3...

Page 6: ...er supply and air supply are used the cable wires have been connected correctly the limit of welding head has been well set and the hands and other parts are at safe operation position 2 Commissioning...

Page 7: ...he changes in the degree of frequency deviation until the degree of frequency deviation is adjusted to the minimum z Notes for the adjustment a The minimum degree of frequency deviation less than 10 a...

Page 8: ...too short weld time will lead to insufficient weld strength while too long weld time will exert negative effect on the appearance of the weldment Actual selection shall be determined by means of test...

Page 9: ...ll not be allowed until normal condition is resumed 13 Special staffs shall be designed for debugging and maintaining the equipment 14 Please feel free to contact us should any error occurs No continu...

Page 10: ...uction of power output 5 Occurrence of frequency deviation protection during welding a Improper adjustment of frequency Raise the frequency slightly to surmount the influence of frequency rising on th...

Page 11: ...of the welding head while testing ultrasonic c Constant frequency deviation protection or overload protection invalid frequency adjusting VII Special Statement 1 This manual is presented based on Mode...

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