Solution Description

HangZhou lianggong forging co.,ltd. located in HangZhou economy and technology development zone, just 10 km away from HangZhou longwan international airport. The factory was founded in 1985,is a private factory with more than 200 people, of which,2 are senior engineer, 30 are technician, it takes 30000 square meters of floor space, the annual production of the factory reach 9000 tons, annual sales volume amout to USD16 million in 2015.

After more than 30 years of development, the factory has grown into one of the largest china forging factory which is integrated with forging,machining,heat treatment and surface treatment, it has passed ISO9001:2008 and ISO/TS16949 certification of quality management system, the products are exported to USA,Japan,Spain,Germany,Russia,Thailand and so on, these products can be applied in the field of construction machinery,agriculture machinery,mining equipment,railway,automobile,Petrochemical  etc, receiving highlevel recognition from the endusers, regarding the detailed information of our factory, welcome you to contact with us, thank you!

1.   Solution Application Fields          
Construction Machinery                  
Agriculture Machinery                 
Mining Equipment                    
Substantial-Pace Rail                       
Auto Industry                   
Petrochemical                         
Energy                                  
Shipbuilding                          
Common Machinery                    
two.  Investigation and Development                                             
   CAD Software                                                 
   3D Solid Modeling                              
DEFORM Simulation Software                        
3.  Material                               
Carbon Steel                           
Alloy Steel                             
Stainless Steel                          
Aluminum                             
4.  Heating Equipment                       
Electric powered Intermediate Frequency Furnace    
five.   Forging Equipment                     
2500Ton Double Disc Friction Press        
1600Ton Double Disc Friction Press        
1000Ton Double Disc Friction Press        
630Ton Double Disc Friction Press          
400Ton Double Disc Friction Press          
Sawing Machine                           
Shot Blasting Device                      
Air Hammer                            
Punch                                   
six.  Forging Excess weight Range:.05kg-100kg          
7.  Warmth Treatment method Equipment                                
Electric heating furnaces with precise computerized        
temperature manage to obtain wanted hardness and     
mechanical qualities.                           
 
H2o/Oil/Polymer quenching pool with mechanical  
Propeller agitation.
Induction/Flame hardening gear.               
eight.  Machining Equipment                              
CNC Center                                      
CNC Milling Machine                              
CNC Drilling Machine                              
CNC Lathe                                        
Grinding Machine                                   
Wire Chopping Machine                              
Electrical Pulse Machine                             
EDM                                             

nine.Inspection Tools
Immediate-Looking through Spectrometer                              
Hydraulic Common Testing Machine                                                 
Rockwell Hardness Tester                                
Brinell Hardness Tester                                 
Vickers Hardness Tester                                
Metallographic Analyzer                                   
   Magnetic Particle Tester                                    
Ultrasonic Tester                                       
CMM                                                 
Infrared Thermometer                                   
10.Certification of Good quality Management System   
ISO9001:2008                                        
ISO/TS16949                                          

FAQ:  

one. Are you a genuine maker?Of course, all goods confirmed in our web site are developed in our ISO9001:2015 licensed factory We are also a organization registered by China Customs with the right to export and import.  

2. I want to maintain our design and style in self-confidence can we indication NDA?Confident, to protect customers’ income is our compulsory duty, signed NDA would be legitimate to both of us.. 

three. What ought to I offer you to get your quotation?Please offer you us your comprehensive data for the merchandise, these kinds of as drawings with 2nd/3D by software Pro/E, Auto CAD, SolidWorks, UG etc as properly as components, area treatment method, quantity, deal. Any unique specifications should be highlighted particularly for tolerance.  

4.How prolonged does it take to acquire samples?
20 functioning times,the lead time is the basic generation interval and does not include the transportation time.
we can source free samples with much less quantity,but consumers need to have to spend shipping and delivery price.

five.How long is the production direct time?
Mass Generation:thirty-45 functioning times following sample approval by yours.The lead time is the basic manufacturing period without having the transportation time.
We could make some specific production arrangement successfully if customer has urgent want.

six.How extended does it get to ship goods from China by sea?
It takes about 5 weeks to European ports plus 1 week customs clearance, so you can get the container in 6 to 7 weeks.It will take about 2 weeks to east coast and 3 weeks to west coast US ports.All sea products are transported from HangZhou Port.

7.How long does it consider to ship merchandise from China by air?
It normally takes about 7 days to all main destinations.

eight.What are the payment terms?
Payment terms are negotiable and will boost for prolonged expression consumers.During the original stages, we request fifty% of tooling payment in progress with the equilibrium payable on acceptance of samples.Generation orders can be negotiable.We prefer thirty% deposit and the equilibrium by T/T ahead of sails.But occasionally T/T15 days after sails would also acceptable.

nine.New product improvement procedure
Obtained tooling purchase and sample order with fifty% deposit—Keep a meeting with the relation dept.To ensure the building schedule—Style mould, fixture and gauge and generating them in our manufacturing unit—mould.fixture and gauge generating—creating samples—authorized from customer-acquiring content-forging-heat remedy-shot blasting-machining-Inspection-bundle—delievry

ten.Which countries do you export to?
Now largely export to U.S.A, Germany, France, Italy, United kingdom, Brazil, Swedish, Japan, Korea, Middle east of Asia, Thailand and so on.

11.Can we go to the manufacturing unit to conduct an audit?
Of course, you are welcome to pay a visit to our factory.

twelve.How to manage the complains?
–If come about any problems soon after delivery,make sure you just demonstrate us pictures and depth compliants factors, we will check with the creation department and QC section Quickly and give you ideal fixing answer which agreed by equally of us,in addition we will bear all the expense (like delivery price).

All parts are created in accordance to customer’s drawings or samples.If you have any components to be produced, remember to really feel cost-free to send your kind drawings/samples to us.Complex drawings including substance mark, Item weight, Buy amount.The complete info will aid us speedily calculate the correct and affordable value for you.

Three important aspects of the drive chain

One of the advantages of a drive chain is that it is relatively light. It sends nearly all of the engine’s power to the rear wheels, even if it loses some power along the way. Engine power on a dyno is different than on the road. Therefore, the chain is the most efficient way to transmit power to the rear wheel. Let’s look at three important aspects of the drive chain. Here are some facts about them.

roller chain drive

When choosing a roller chain drive, consider your application and how much horsepower your system requires. For applications requiring more horsepower, a multi-strand drive is an option. If your horsepower is limited, single-strand drives are a good choice. Otherwise, you may need to choose the smallest pitch chain. However, this may not always be possible. You should also consider sprocket size. In many cases, choosing a smaller chain pitch can increase the number of options.
While proper lubrication and maintenance can last a roller chain drive for years, regular inspections are essential to prolonging its life. After the drive has been operating for 100 hours, a thorough inspection every 500 hours is recommended. During this inspection, look for key elements such as 3% elongation and chain wear. If the chain is not preloaded, elongation will happen very quickly. In either case, the industry-recommended 3% elongation will be achieved faster.
chain

flat top chain

The flat-top chain system consists of hinge pins that support the chain to ensure efficient conveying. There are different types of hinge pins available, namely single and double. The single hinge pin is suitable for short chainplates and lightly loaded products. Dual hinge pins provide increased stability and load capacity. Flat top drive chains can be used in many different industries. In this article, we will learn about some important properties of flat-top chains.
Plastic flat top chains can transport medium to large workpiece pallets. They have a circular arc function that enables continuous drive combinations involving curved circular arcs. Plastic flat top chains are also recommended for workpiece pallets with PA wear pads. Steel flat-top chains can withstand surface loads up to 1.5 kg/cm, and HD profiles are suitable for steel chains. This chain is used in a variety of applications, including packaging machines.

mute chain

There are several types of mufflers that can silence your drive chain. One is the Ramsay silent chain, also known as the inverted tooth chain. These chains can be custom designed for specific needs. Exclusive Australian distributor of CZPT products that can help you find the most effective and affordable silent chain. In addition to silent chains, CZPT also manufactures sprockets and other hardware required for the drive.
Another type of mute chain is the CZPT chain. CZPT chains have involute teeth, while the ANSI standard specifies straight teeth. The advantage of silent chains is reduced noise and vibration output, and wider chains are more economical than multi-strand roller chains. The downside of silent chains is that they wear out quickly without lubrication.
The mute chain consists of two main parts, the pin and the plate. The pins are rotated in the same direction and positioned so that they can only engage the sprocket from one direction. Therefore, mute links are not recommended for reverse applications. To find out if your chain will work in reverse, consult the manufacturer’s catalog. CZPT chain.

conveyor chain

Drive chains and conveyor chains are essentially the same, but they are very different. The transmission chain is mainly used to transport heavy objects, and the conveyor chain is used to transport light objects. On the other hand, drive chains are usually driven by belts. Both types of chains can be used for the same purpose. This article will cover both types of chains. You can use them to convey various types of materials and products.
There are some differences between belts and chains, but both types can perform similar functions. The drive chain is used to drive the rollers, while the belt is used to move the object horizontally. The drive chain usually drives the rollers that move the conveyor belt. For a wide range of applications, conveyors and drive chains can be customized to meet specific needs. Here are some common uses of these two chains:
chain

time chain

Timing chains fail for two reasons: complete damage and fatigue. Fatigue occurs when a timing chain reaches its breaking strength, and eventually, failure occurs when a timing chain exceeds its design life and suffers mechanical damage. Most timing chain failures are a combination of mechanical failure and fatigue. Chain chatter, engine misfires, and VVT systems can accelerate chain fatigue. If these causes of premature timing chain failure are not addressed, the timing chain could be permanently damaged.
In the past, the timing chain was the only drive chain available. Timing belts are a quieter alternative, but they are prone to failure and damage to valves and the engine. In recent years, OEM manufacturers have begun to return to the OHC/DOHC drive chain of the timing chain. This type of drive chain has many advantages, including the ability to simulate knock sensor vibrations. Additionally, the chain has better NVH performance, making it the drive chain of choice for automakers.

Timing Chains in Internal Combustion Engines

Internal combustion engines use timing chains to control intake and exhaust valves. The chain turns the camshaft at the right time and coordinates the movement of the valves on the cylinder head. This in turn allows the engine to generate power. The timing chain also controls the position of the intake and exhaust valves, ensuring that fuel and exhaust gases are expelled at the correct time. Incorrect timing in the vehicle can lead to misfires and other problems.
Chain drives in internal combustion engines are a common feature of many modern cars. It transmits rotational force from the crankshaft to the camshaft, which in turn controls the opening and closing of valves. The chain is lubricated with oil to prevent wear. Therefore, timing chains are often used in high-capacity engines, including trucks and motorcycles. But they do have some drawbacks.
A weakened timing chain can cause the engine to misfire, causing it to skip gears and lose coordination. A clicking sound may also indicate a problem. If the chain is too loose, it can also cause the engine to stall. If the chain is too loose, metal chips will appear in the oil. A clicking sound may also be heard when the engine is running. If you hear the engine stalling, it’s likely that the timing chain is the culprit.

Silent chains in internal combustion engines

The pitch difference between the drive sprocket and the silent chain reduces resonance sound, meshing shock, and accelerated wear at the chain and sprocket interface. The difference in pitch between the drive sprocket and the silent chain determines the loudness of the sound, and the system described here helps reduce it. The present invention is suitable for power transmission in internal combustion engines.
The earliest designs for silent chains come from the 1500s when Leonardo da Vinci sketched them. The SS Britannia propels the boat across the Atlantic using huge silent chains. By the mid-19th century, silent chains were used in nearly all types of industrial applications and as timing chains for early automobile engines. Due to their durability, these chains are durable and have smooth action.
In order to understand the mechanism of frictional losses in chains, various parameters must be considered. Speed, pitch, temperature and tension are the main parameters affecting friction loss. This test uses two types of chains to compare the frictional behavior between these two components. The results show that a single chain with a high pitch can increase the friction torque of another chain with the same pitch. These results provide an important basis for understanding the role of friction torque in internal combustion engines.
chain

lifting chain

Lift chairs are designed to lift heavy objects and can be used with a variety of lifting equipment, including forklifts and cranes. Hoist chains are also used in warehouses and ports of all sizes and consist of a series of pins and plates that mesh with each other to move heavy loads. ​​​CZPT Chain manufactures high-precision lifting chains. Here are some of the benefits of hoist chains for drive chains.
Blade Chain: This type of drive chain has a patented U-profile that turns the flexible chain into a highly stable outer post during the push phase. This design is designed to minimize linkage tangling and provide better pressure transfer. These chains are used for cranes, anchors and straddle carriers. Blade chains are more durable than other types of drive chains and are especially useful in heavy duty applications.
The drive chain is also available in a variety of materials. For example, square link chains are commonly used in cranes and hoists. They are cheap to manufacture but more prone to overloading. Conveyor chains are specially designed for chain conveyor systems. It consists of a series of interconnected rectangular links. Oval links tend to kink and are usually only used at low speeds.