News
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Pay attention to the crushing hammer – operation misunderstanding!–Part one
Due to the reciprocating rapid impact movement of the crushing hammer when working, any active connection parts are easy to be damaged, the speed of oil return is also relatively fast and the relative pulse is larger, resulting in the speed of hydraulic oil aging. But as long as the correct use a...Read more -
Celebrated the successful opening of the 20th National Congress of the Communist Party of China
Hydraulic breaker is a new type of impact vibration machine, since the invention of the first hydraulic crushing hammer in the 1960s, after nearly 50 years of research and development, has been formed into a huge industry. Hydraulic hammer is divided into two categories: handheld type and airbor...Read more -
Celebrate twenty, celebrate the National Day
73 years have changed, 73 years have been earth-shaking. Over the past 73 years, under the strong leadership of the Communist Party of China, the New China has forged ahead in a new era, embarked on a new journey, and made remarkable achievements. On October 1, to celebrate the National Day, a to...Read more -
MAINTENANCE INTERVALS
1、Every 4 hours - Apply the grease in front head. - Check hydraulic oil temperature, piping and hose connection. - Check tightness of fasteners. 2、Every 10 hours, or Daily - If rough skin on the tool and tool pins have been found, it must be removed. - Check the N2 gas pressure in back head. - ...Read more -
NORMAL OPERATION
1、 Operators should be trained and master the control skills of breaking. Continuous blank firing and blindflod operating are prohibited.。 2、 Start the engine and idle for 5 minutes to heat the engine. 3、 After the heating engine, control the excavator walking and arm movement for 5 minutes...Read more -
HYDRAULIC BREAKER CONNECTION
The connection and maintenance of the hydraulic breaker is also a very important part. If you follow the instructions in detail, it will prolong the service life of the hydraulic breaker, reduce industrial waste, integrate resources, and avoid after-sales service. 1.1 PIPELINE CIRCULATION Pipelin...Read more -
SAFETY OPERATION
Stop working the hydraulic breaker,if hydraulic hoses Vibrate excessively. Check the N2 gas pressure into accumulator & back head. Stop hydraulic breaker oper...Read more -
How to protect the hydraulic pump when the excavator is equipped with a breaker?-Part 2
5. Replace the oil seal in time Analysis: The oil seal is a vulnerable part. It is recommended that the breaker work for about 600-800 hours, and the breaker oil seal should be replaced once; when the oil seal leaks oil, it must stop working immediately and replace the oil seal, otherwise the sid...Read more -
How to protect the hydraulic pump when the excavator is equipped with a breaker?- Part one
Because the breaker is a reciprocating and fast impact motion, the return speed of oil is fast and the relative pulse is relatively large, which causes the aging speed of the hydraulic oil to accelerate. Therefore, it is necessary to maintain the excavator and use it properly, which can effective...Read more -
WORKING PRINCIPLE OF HYDRAULIC BREAKER
This type of hydraulic breakers is driven by N2 gas and hydraulic oil. They drive piston together to high speeds. The tool is impacted and transmit impact wave efficiently, so as to break rock and so on. The hydraulic oil is supplied by the hoses connected to the excavator and maintains the suppl...Read more -
Our product advantages
For more than ten years, Yantai Yigao Precision Machinery Co., Ltd. has been dominant in the market, and the reason why it has been recognized by more and more old customers at home and abroad is that we have a persistent attitude towards products. We make every product well and reduce the after-...Read more -
Putting production safety into practice
At present, the Safety Committee of the State Council is deploying a national production safety inspection, and will always take the prevention and control of major risks and containment of major accidents as the top priority. ”, oil and gas reserve bases, group rental housing and other major ris...Read more
