Today，March 20《China Discipline Inspection and Supervision News》Full page launch《Made in China“The world's first crane”》，Report on Xugong Group's implementation of the spirit of the National Two Sessions，Take the Only Way of Self-reliance and Self-improvement in High Level Science and Technology，Demonstrated by the world's leading 2600-ton all-terrain crane“Made in China”Elegance，Highlight“Chinese power”。

Under the blue sky，Comprehensive Energy Service Project of Qianguo Chagan Lake Ecological Town, Songyuan City, Jilin Province100,000 kilowatts of wind powerProject site，A gentle grasp of the golden steel giant arm，Reach steadily into the sky.，126 meters high、It weighs 127 tons、Capacity 6.25 MWThe fan was quickly hoisted in place.。

XCMG 2600-ton all-terrain crane in running state

This is new last year.“The world's first crane”，The world's largest tonnage crane independently developed by XCMG Construction Machinery Co., Ltd.——XCMG 2600-ton crane，Recently, it was the first hoisting show in Northeast China.。

In the construction of domestic and foreign large and small projects，XCMG's super-large tonnage cranes set new records again and again.、Break through the limits，Keep polishing“Made in China”Business card。

Li Changqing, the general designer of the 2,600-ton all-terrain crane of XCMG, checks the hoisting data in the control room.

XCMG 800 tons since 2010、1000 tons、Since the appearance of 1200-ton all-terrain crane，Xugong relies on the road of independent innovation of high-quality development，With continuous breakthroughs in super-large tonnage crane products，Break down international barriers、Fill the gap in the industry。

Why can XCMG 2600-ton crane lead the world?？Its research and development、During the manufacturing process，What key technologies have been broken through?？Let's get closer“The world's first crane”。

Having a complex three-dimensional structure.“Super fishing rod”，It can easily lift the weight of 100 family cars at a time.

Super Mobile Crane，Be considered to beIt has the highest technology content、R & D is the most difficultOne of the products，Known as the world's engineering machinery technology“The summit of Mount Everest”。

At this year's National Two Sessions，NPC deputies，Chief Engineer of XCMG、Vice President Shan Zenghai said.：“2017，General Secretary Xi Jinping inspected the all-terrain crane on which Xu worked.，Now, through technological upgrading,，The key indicators have reached the world's leading level，The localization rate of the whole machine has also changed from the original71%Elevate to100%，All key components are realizedMade in China。Our team of more than 200 experts、More than 100 senior technicians，It takes ten years to sharpen a sword.，ConqueredSeven key core technologies，RealizedIndependent development of kiloton crane。”

September 29, 2022，“The world's first crane”Batch departure

Layout“The most important weapon of the country”，Break the game“Stuck in the neck” Problem 。In recent years，XCMG Continues to Deepen Technological Innovation of Super Large Tonnage Crane，Win the crown of generations of super cranes with the hard-core strength of challenging the limit，From 1200 tons、1600 tons，To 2000 tons、2,600 tons，Keep refreshing“The world's first crane”Record。

Has kept a record for generations.，Why should R & D be regarded by foreign enterprises?“Impossible to achieve”2600-ton crane？

“Initially a request from the user。”Assistant to General Manager of XCMG Heavy Duty、Technical director Ding Honggang said.：“Make a lifting heightHigher、WeightBigger，At the same timeMore stable，But without any loss of trafficability.，This is the demand of practical application.，More out ofChallenge the limits、Self-pressure、The inherent pursuit of continuous innovation。”

      Sounds simple，But on an already massive fuselage,，Every time the lifting height is increased a little，It is a great challenge to the comprehensive technical strength of products.。

      The key for XCMG to solve the problem is many global pioneering technologies.。“High Performance Flexible Boom Technology”，Is one of the typical.。

In order to cope with the higher hoisting height of the wind turbine、Greater lifting weight，The jib of XCMG 2600-ton crane is designed as a complex three-dimensional structure.“Super fishing rod”。With decades of experience and technology，XCMG relies on“High Performance Flexible Boom Technology”“Super-lift technology”And other core technologies，Developed independently“Super-lift one-key fixed-length tensioning”“Active control of boom shape”And other functions。

Among，“High Performance Flexible Boom Technology”Break through again，And that attenuation of the high-altitude lif performance is solved to the maximum extent.，And the potential safety hazard caused by insufficient space under the hoisting hook of the large-size fan.。“Super-lift technology”Continuously optimize operational experience and job security，In the mature“One-button tensioning operation of super-lift、Fixed length tensioning”Newly developed on the basis“Active control of boom shape”“Lifting risk prediction”，It can ensure faster operation.、Safer。

These techniques allow“Super fishing rod”Can easily afford the current world's highest、Lifting of the heaviest fan。

September 2, 2022，XCMG 2600-ton crane is born，The threshold of the largest tonnage crane in the world has been raised again.，The installation efficiency of large onshore wind turbines has been comprehensively improved.，RealizationSafer、Faster、More accurate、More efficient。

November 2022，At the site of Three Gorges New Energy Shandong Changyi Liutuan 50 MW Wind Power Project，XCMG's 2600-ton all-terrain crane completed the installation of the largest onshore wind turbine for the first time.。

“This hoisting，A single component is the mostWeighing 171 tons.，Equivalent toMore than 100 family carsAdd up the weight。”Li Changqing, general designer of XCMG 2600-ton all-terrain crane, introduced，This installation has achieved a new breakthrough in operation efficiency and lifting performance.，A sign that China continues to maintainThe world's largest tonnage、Most capable of liftingResearch and development record of all-terrain crane。

November 14, 2022，XCMG 2,600-ton all-terrain crane at the site of Three Gorges New Energy Shandong Changyi Liutuan 50MW Wind Power Project，Complete the installation of the largest onshore wind turbine generator system for the first time。 

The world's first“Twins Combination ”，May pass narrower、Rolling hills，Can adapt to more mud.、Complex pavement

A 2600-ton crane like this“Behemoth”Change from drawing to real object， Need Thousands of workersConcerted efforts，Meng Wei is one of them.。

Meng Wei，XCMG Heavy CNC Machining Technician，2022“Big Country Craftsman of the Year”。Key components of 2600-ton crane，All by Meng Wei and his team。

When lifting a 2,600-ton object，A huge pull.，Actually maintain on that super-lifting transfer structure of the crane。However，The first batch of products produced according to the design drawings，However, the fracture occurred repeatedly in the ultimate test.。

Meng Wei was appointed at the critical moment，Take on the difficult problem of tackling the key problems of super-lift transfer structure。After dozens of failures,，Meng Wei found that the key problem was a special-shaped thread in the load-bearing part.。“The accuracy does not meet the requirements.，The thread breaks.。”Meng Wei said。

“The bearing capacity of the original super-lift transfer structure has reached its limit at 2000 tons.。This machining accuracy，It is a huge problem for global manufacturing enterprises.。”He settled down.，A set of special cutting tools is specially developed for special-shaped thread.，A new super-lift transfer structure is put together bit by bit.。Tested，Fully meet the needs of 2600-ton crane。Nowadays，Super-lift transfer structure processed by Meng Wei，It has been widely used in XCMG 1000-ton super-large tonnage cranes.，Become“The world's first crane”The key guarantee of perfect operation。

Newly promoted“The world's first crane”It's not a product.，It's“Twins”。

XCMG is the world's first“Digital twin”Pattern，Subversive introduction of 2,600-ton all-terrain crane、2600-ton telescopic boom crawler crane“The hoisting performance of the upper vehicle is the same，You can switch freely after getting off for 2 hours.”Yes“Doubles team”。At173 tonsLift the weight down，Their lifting height can reach160 meters。

Site for hoisting of wind power，It could be in the plains.，It could be in the mountains.、The Gobi and even the seaside，The distance between points is often far.，The terrain is complex and changeable.，The situation on the way to the field is unpredictable。Facing a complex scene、Bad road conditions，How to guarantee higherBearing capacity、BetterDriving performance、HigherTransition efficiency，While at the same time ensuring safety.？

On the basis of focusing on the functionality and practicability of high-enabling products，XCMG Subdivides Different Construction Environments、Construction scenario，Tailored solutions for more efficient installation of very large wind turbines。

As the world's first equipment10-axle chassisEquipment，The body of XCMG's 2600-ton all-terrain crane is pressed lower，Greater minimum ground clearance，To the greatest extent, when vehicles encounter low-altitude transmission lines or gullies and pits in the wind farm.，All of themPassed safely and smoothly。

Not only is it compact,，And have3.5 meters wider chassis，Plus the patentIndependent suspension systemAndDisconnected axle，Improved roll stability。It can carry five main arms when the turntable is in transition.、Turntable、Outrigger，Total weight317 tons，The maximum speed is 10 kilometers per hour.，Maximum climbing gradient20%，Can pass narrower、Rolling hills。

Narrow track crawler chassis of XCMG 2600t telescopic boom crawler crane，It brings better carrying capacity and driving performance。It can carry six main arms when the turntable is rotating.、Chaoqi、Legs, etc，The total weight is457 tons。The climbing gradient is up to30%，Traveling speed 2 km/H，Can adapt to more mud.、Complex pavement。

Occupying the world's commanding heights of hoisting，To achieve“Fourteen five”Wind Power Installation Target Contributes to XCMG

As the peak of carbon in China、One of the dominant industries of carbon neutrality，China's wind power industry has developed rapidly in recent years.。Wind power equipment manufacturing is moving towards“Higher、Heavier、Bigger”Develop in the direction of large-scale，Fan installation and maintenance field，Have put forward higher requirements for the performance of the crane.。

Lifting weightBigger、Lifting heightHigher、Heavy load transitionMore efficient、Technical supportSaferLifting and installation equipment，It has become a necessary guarantee for the rapid development of China's wind power industry.。

Accelerating the construction of a strong manufacturing country and moving towards“3060”Under the background of the era of double carbon target，“Global Mobile Cranes”First，Xugong with a history of 80 years，Carry it bravely“A manufacturing power、Heavy weapons serve the country”Take on the mission。

Keep in mind General Secretary Xi Jinping“Strive to occupy the commanding heights of the world、Control the right of technological discourse”The earnest advice of，Engineer Xu“Market、R & D teams both move forward”，Precise docking application requirements，R & D for Super Crane、Invest a huge amount of money in technological transformation，On the basis of ensuring safety，Keep exploring“Higher、Bigger、Faster、Stronger”。

In the field of global cranes，Xugong has already grown from a follower to a leader.。Around the all-terrain crane products above 1000 tons，XCMG has launched a series ofIndependent research and development to tackle key problems，AtAltitude performance、Heavy load transition、Security control、Precision control and other core technologies，Lead the trend of innovation。

At the same time，XCMG insists on intelligent manufacturing、Seiko manufacturing，Strict guarantee of product quality。During the development of the crane，The strength of the big arm alone has been tested hundreds of thousands of times.。Be thoroughly tempered,Built“Leading technology、Use without destruction”Hard power of products，Win to let users“ Don't worry 、Peace of mind”Word of mouth。

 

At present，Xugong has not only successfully replaced imports of related products.，Still going onLead the world，Average perTwo yearsThere is only one.World's strongest lifting capacityWheeled crane products off the production line。Since the 1000-ton crane came into the market,，XCMG's market ownership has always been in the first place.。With the introduction of 2600-ton crane，XCMG takes the lead in the field of ultra-large equipment“Matthew effect”Further highlight，And vigorously promote the construction of super-large equipment wind power.。

Wind power hoisting，It is a 2600-ton crane display.“Made in China”Elegance，Highlight“Chinese power”The main stage。

At the hoisting site in Songyuan, Jilin，XCMG 2600-ton all-terrain crane only21 minutes，The wind turbine cabin was successfully hoisted.。One set for 3 daysOf the fanEfficient installation，The construction efficiency of the wind farm is greatly improved.。The hoisting period coincides with the rainy and windy seasons in the northeast.，XCMG 2600-ton all-terrain crane still plays a stable role。 

Manager Gao, the person in charge of site hoisting, said.：“We need to hoist 8 wind turbines this time.，Thanks to the excellent 2600-ton crane of XCMGLifting efficiency、Wind resistanceAndTransition capability，The task can be successfully completed in the middle and late March.！”

“Hoisting is completedQuite beautiful！It guarantees our income and the input and output of equipment.。”On-site construction personnel gave the 2600-ton crane of XCMGHighly rated。

“2600-ton all-terrain crane can achieve160 metersHeight lifting weight173 tonsExtreme working conditions of，It can cover all provinces and cities in China90%Installation of the above onshore wind turbines，Improve the efficiency of the installation of ultra-large onshore wind turbines30%—50%。”Li Changqing said，As a revolutionary innovation in the field of global cranes，“The world's first crane”Will be“Fourteen five”Realization of wind power installation target during the period，Continue to contribute。

Source: China Discipline Inspection and Supervision News