Tag Archives: equipments hydraulic

China wholesaler Customized Hydraulic Telescopic Cylinder for Tail Lifts and Lifting Equipments with Best Sales

Product Description

 

Customized hydraulic telescopic cylinder for tail lifts and lifting equipments

 

  • Product information                                                                                                                  
                                                                                                                                                  
  • Specification

 

Material

 

Tube – Cold Drawn / Honed Tubing 

Piston Rod – Chromed, ground & polished 45#steel

Rod Seals – Polyurethane U-Cap 

End Caps – Steel, threaded fixed

Wear Ring – Nylon Backup Washer 

Mounts – Trunnion with angular Swivels 

Application

 

Agriculture, Concrete & Asphalt, Cranes, Fire & Rescue,Forestry & Logging,Mining

 & Rock Crushing,Oil & Gas,Snow & Ice Control,Waste 

Management and Material Recycling Industry , Engineering Equipment, Special

 Vehicle, Fitness equipment

 

Feature

1.High quality with a reasonable price

2.ISO9001-2008

3.Customized specification are accepted

Payment

T/T;L/C,WESTERN UNION

Port

HangZhou/ZheJiang , China

Quotation

According to the specific request

MOQ

According to the product

Packaging

 

metal case;plywood case;carton or as requirement 

Delivery time

30days upon receipt of 30% deposit; or upon receipt of relevant L/C;

 

  • About us

We specialize in this line for more than 20 years and trader with main products as follows: hydraulic cylinders, hydraulic power units, hydraulic manifolds-blocks, hydraulic flanges,pneumatic cylinders and custom-made components and parts, like industrial valves.

Our sales markets have covered North America, Europe, Australia, Japan and ect.

 

  • Working Process
  • Packaging & shipping

  • FAQ

Q1: Do you accept OEM manufacturing?

A1: Yes! We do accept OEM manufacturing. We will quote you the exact price and make the exact cylinder according to your specification and drawing.
 

Q2: Can we design our own package or print our own logo?

A2: Yes! Package and logo will be made acording to your requirements. 
 

Q3: Could we get small quantity samples?

A3: Yes! We understand the quality test is important and we are glad to make the sample for you. The MOQ is 1pcs.
 

Q4: How long is the production time?

A4: Generally the production time is 30 days. 
 

 Q5: What is the warranty?

 A5: 12 months against B/L date.

 

Contact me, any comments will be appreciated.

                                 Ellen Wang 

 

 

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Certification: CE, ISO9001
Pressure: Medium Pressure
Work Temperature: Normal Temperature
Samples:
US$ 159/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

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Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

hydraulic cylinders

Hydraulic Cylinders and Their Components

Typically, a hydraulic cylinder is used in manufacturing machinery, construction equipment, civil engineering, and elevators. A hydraulic cylinder is also known as a mechanical actuator. A hydraulic cylinder is a type of mechanical actuator that is used to provide unidirectional force.

Piston rod

Choosing the correct rod for hydraulic cylinders can improve the performance and dependability of the machine. While the diameter is always important, the length is also crucial. If the length of the rod is too short, it will crush or fail. On the other hand, if the rod is too long, it will become twisted or misaligned.
The rod seal is the most important seal in a hydraulic cylinder. It protects the cylinder from fluid leaks and system pollutants. It also handles gradual changes in system pressure.
There are many types of seals for hydraulic cylinders. Some of them are special and designed to work under intense pressure. These seals also have backup rings.
A piston rod can be either hollow or solid. It is usually made of steel or stainless steel. It is often coated with hard chrome plating. A polished surface is also an option.
Choosing the correct seal is a crucial step in ensuring the longevity of your piston rod. Rod seals are subject to the most harsh conditions. They need to be made from materials that are slow to wear and will not contaminate the cylinder.
The correct rod seal is also important in preventing fluid leaks. They also protect the cylinder from pressure extremes in the system. If the seal fails, the cylinder will be damaged. The seal is also important because it prevents system pollutants from damaging the rod.
A hydraulic cylinder can be single acting or double acting. Single acting cylinders have one pressurized chamber while double acting cylinders have two. Typically, double acting cylinders have a piston that is extended under hydraulic pressure and retracts under hydraulic pressure.

Piston seals

Choosing the correct hydraulic cylinder piston seal is important to the operation of a hydraulic cylinder. There are various types of seals that can be used to help ensure proper operation of a cylinder. They range from single-action to double-acting seals. The seal’s material and its profile affect its performance.
The materials used to make piston seals range from rubber to thermoplastic polyurethane. The material’s elasticity and strength are also important. Typically, plastic seals have more focus on adding strength to the cylinder than on flexibility.
Rubber seals are used when a higher degree of flexibility is required. They are also used when a higher degree of compressibility is required. Some rubber seals are designed to withstand higher temperatures.
Piston seals are made from a variety of materials, including Viton, nitrile rubber, and polytetrafluoroethylene (PTFE). PTFE piston seals have less friction, which is a good thing. A PTFE seal is also able to handle higher temperatures.
In order to properly seal a cylinder, the seal must maintain contact with the cylinder bore. This ensures that fluid does not flow past the piston. The seal’s profile must also leave a small amount of oil film when it passes along the cylinder bore.
Thermoplastic elastomers are designed to offer superior elasticity. They also stand up to abrasion and high use. They also exhibit unmatched performance at extreme temperatures.
A piston seal can be designed to meet various requirements, including the highest pressures that can be expected. Some manufacturers offer custom sealing solutions. These solutions include testing, according to the customer’s specifications. They can also include failure analysis and system investigations.
Thermoplastic elastomers are also designed to be resistant to tearing. In addition, they are able to maintain a constant pressure for a longer period of time than other materials.hydraulic cylinders

Mounting attachments

Using mounting attachments for hydraulic cylinders can reduce wear and tear on seals and bearings, and provide stability to the cylinder. There are three main groups of mounts: flange, lug, and clevis. Each style is designed for a different purpose. Choose the mount that is best for your hydraulic cylinder.
Flange mounts are a good choice for straight-line force-transfer applications. These mounts come in rectangular or square shapes and can be attached to the head or cap of a cylinder. They are very strong and are not prone to misalignment. They are also available in rod-end styles, which are recommended for tension applications.
Side lug mounts are used for small or light-duty hydraulic cylinders that require a straight-line force transfer. These mounts have lugs on the sides of the mount that are threaded to tie rods. These mounts are primarily used in confined spaces. The lugs can also be pinned on both sides of the mount to prevent movement of the cylinder. The lugs are also strong and can be used in high-pressure environments.
Clevis mounts are also used for arcing loads. They are primarily used on shorter stroke hydraulic cylinders. They can be mounted vertically or horizontally. They are usually used with a knuckle at the rod end of a cylinder. These mounts provide a single pivot point for mounting the cylinder.
Cylinder rod end attachments should be made from spherical bearings to minimize stress on the gland and piston rod. Ideally, they should be positioned as close as possible to the shoulder faces of the trunnion. They should also be threaded to tie rods for a secure connection.
The best mounting style for a hydraulic cylinder is an intermediate fixed-trunnion mount. This type of mount is a good choice for short stroke applications.

Common hydraulic cylinder components

Whether you are looking for a new hydraulic cylinder, or you are considering upgrading the hydraulic cylinders in your current machine, you need to understand the different components of a hydraulic cylinder. Cylinders are used in a variety of applications, including construction, mining, aircraft development, metal sheet shearing, and material handling.
A hydraulic cylinder is composed of two main components. These are the piston and the piston rod. The piston rod protrudes from the cylinder barrel and is attached to the piston inside the cylinder.
A hydraulic cylinder also has seals. These are used to prevent contaminants from entering the cylinder. They are made of many different materials, depending on the application. If the hydraulic cylinder will be operating at a high temperature, it may need a seal made of Viton. In contrast, a hydraulic cylinder operating at freezing temperatures may need a polyurethane seal.
Hydraulic cylinders are also designed to withstand a large amount of force, which means that they need to be able to withstand the pressure of the system. The pressure in the system must never exceed the rated design pressure of the cylinder.
Another important component of a hydraulic cylinder is the cylinder head. It is fitted with a rod gland seal, which encloses the pressure from the other end of the cylinder barrel. A hydraulic cylinder’s head can also be fitted with a check valve, which closes when the stem is clear.
A hydraulic cylinder’s head is also fitted with a rod bearing, which supports the weight of the piston rod. The rod bearing guides the piston rod through the rod gland, and prevents hydraulic oil leakage.
A hydraulic cylinder’s rod can be made from stainless steel or carbon steel. The rod is usually coated with hard chrome plating. The rod can also be made from corrosion-resistant materials, including Inconel.hydraulic cylinders

Common causes of hydraulic cylinder drift

Having a hydraulic cylinder that drifts is not only dangerous, but it can lead to a lot of repair work and costly replacements. Luckily, you can diagnose and fix this problem by performing a few simple tests.
The first step is to ensure that the cylinder is in good working order. It should be checked for general wear, corrosion, and speed. Also, it should be checked for leaks. If there are any leaks, you should fix them right away.
Another way to determine if a cylinder is drifting is to use a pressure gauge. The gauge should be used under controlled conditions to determine if the cylinder is drifting. If the cylinder moves, the problem is likely a leak. You should also check the rod seal.
When the rod seal leaks, it allows fluid to leak outside of the cylinder system. If it does not leak, it should stick to the rod when the rod stops moving. This will prevent a cylinder from drifting and maintain pressure.
The most common cause of hydraulic cylinder drift is a leak. A leak can occur in a number of ways, including through the piston seal or a leak in the holding or pressure release valves. If the leak is in the piston seal, it can lead to a hydraulic cylinder that drifts.
Another common cause of hydraulic cylinder drift is fluid contamination. When foreign particles combine with the fluid, the density can change and oil can seep past seals.
Hydraulic cylinders can experience other issues as well. If the cylinder has an oversized piston diameter, it can cause cylinder drift. A load control valve can also be a problem.
China wholesaler Customized Hydraulic Telescopic Cylinder for Tail Lifts and Lifting Equipments   with Best Sales China wholesaler Customized Hydraulic Telescopic Cylinder for Tail Lifts and Lifting Equipments   with Best Sales
editor by Dream 2024-04-25

China factory Equipments Machinery Parts Arm Cylinder Hydraulic for Excavator with Great quality

Product Description

1.All cylinder in this series use carbon streel for both front/rear cover.

2.strong structure.

3.Medium carbon steel S45C is used for the piston rod,with hard chromate plated then polished to mirror class . lt has very high rigidity and resistance to erosion and corrosion.

4.The cylinder is mode by honed carbon steel tube.

5.Adjustable cushions and bleeding holes at both ends.

Specification

Cylinder bore 32,40,50,63,80,100,125,150,200,250,300
Tatal Stroke 10~1000
Maximum use pressure 350kgf/cm
Minimum use pressure 3kgf/cm
Actuation oil ISO Vg68
Speed range 8~400 mm/s
Operating temperature range -10~+200ºC

 

How to order

Broe Φ32,Φ40,Φ50,Φ63,Φ80,Φ100,Φ125,Φ150
Semsomh device(magnetic) with magnetic,without magnetic
Stroke 20~2000mm
Mounting accessories

basic type,Front flange mounting,front foot mounting,

center trunnion mounting,single swivel mounting,double swivel mounting

Rod accessories i type rod clevis,y type rod clevis
Oil port location custom made

Contact us to support customization

Packaging & Delivery

About Us

Youjiaxin is an experienced manufacturer specializes in CNC machining, CNC turning, stamping and laser cutting parts with different materials and many finished surface.

We are in the business of providing value-added services to assist you in completing your projects. The high quality and reliability of our service has enabled us to maintain long-standing relationships with our clients in various industries.

Rich experience, engineering expertise and high performance equipment help us in offering our customers top quality products.

If you have any question, please kindly refer to the FAQs below or contact us directly.

FAQ
 

  1. Do you accept OEM manufacturing?
    Yes! We do accept OEM manufacturing. so we can provide the best price as well as the first class service.
  2. Could we get small quantity samples?
    Yes! We understand the quality test is important and we are glad to make the sample for you. The MOQ could be 1pcs.
  3. Can you provide free sample? How long can we expect to get the sample?
    Sample can be free of charge if deposit for future order received. samples need 5-10days if need custom make . standard can be ship out in 2 days.
  4. How long is the production time?
    Normally about 30 days.
  5. What is the warranty?
    1year against B/L date.

Helical, Straight-Cut, and Spiral-Bevel Gears

If you are planning to use bevel gears in your machine, you need to understand the differences between Helical, Straight-cut, and Spiral bevel gears. This article will introduce you to these gears, as well as their applications. The article will also discuss the benefits and disadvantages of each type of bevel gear. Once you know the differences, you can choose the right gear for your machine. It is easy to learn about spiral bevel gears.
gear

Spiral bevel gear

Spiral bevel gears play a critical role in the aeronautical transmission system. Their failure can cause devastating accidents. Therefore, accurate detection and fault analysis are necessary for maximizing gear system efficiency. This article will discuss the role of computer aided tooth contact analysis in fault detection and meshing pinion position errors. You can use this method to detect problems in spiral bevel gears. Further, you will learn about its application in other transmission systems.
Spiral bevel gears are designed to mesh the gear teeth more slowly and appropriately. Compared to straight bevel gears, spiral bevel gears are less expensive to manufacture with CNC machining. Spiral bevel gears have a wide range of applications and can even be used to reduce the size of drive shafts and bearings. There are many advantages to spiral bevel gears, but most of them are low-cost.
This type of bevel gear has 3 basic elements: the pinion-gear pair, the load machine, and the output shaft. Each of these is in torsion. Torsional stiffness accounts for the elasticity of the system. Spiral bevel gears are ideal for applications requiring tight backlash monitoring and high-speed operations. CZPT precision machining and adjustable locknuts reduce backlash and allow for precise adjustments. This reduces maintenance and maximizes drive lifespan.
Spiral bevel gears are useful for both high-speed and low-speed applications. High-speed applications require spiral bevel gears for maximum efficiency and speed. They are also ideal for high-speed and high torque, as they can reduce rpm without affecting the vehicle’s speed. They are also great for transferring power between 2 shafts. Spiral bevel gears are widely used in automotive gears, construction equipment, and a variety of industrial applications.

Hypoid bevel gear

The Hypoid bevel gear is similar to the spiral bevel gear but differs in the shape of the teeth and pinion. The smallest ratio would result in the lowest gear reduction. A Hypoid bevel gear is very durable and efficient. It can be used in confined spaces and weighs less than an equivalent cylindrical gear. It is also a popular choice for high-torque applications. The Hypoid bevel gear is a good choice for applications requiring a high level of speed and torque.
The Hypoid bevel gear has multiple teeth that mesh with each other at the same time. Because of this, the gear transmits torque with very little noise. This allows it to transfer a higher torque with less noise. However, it must be noted that a Hypoid bevel gear is usually more expensive than a spiral bevel gear. The cost of a Hypoid bevel gear is higher, but its benefits make it a popular choice for some applications.
A Hypoid bevel gear can be made of several types. They may differ in the number of teeth and their spiral angles. In general, the smaller hypoid gear has a larger pinion than its counterpart. This means that the hypoid gear is more efficient and stronger than its bevel cousin. It can even be nearly silent if it is well lubricated. Once you’ve made the decision to get a Hypoid bevel gear, be sure to read up on its benefits.
Another common application for a Hypoid bevel gear is in automobiles. These gears are commonly used in the differential in automobiles and trucks. The torque transfer characteristics of the Hypoid gear system make it an excellent choice for many applications. In addition to maximizing efficiency, Hypoid gears also provide smoothness and efficiency. While some people may argue that a spiral bevel gear set is better, this is not an ideal solution for most automobile assemblies.
gear

Helical bevel gear

Compared to helical worm gears, helical bevel gears have a small, compact housing and are structurally optimized. They can be mounted in various ways and feature double chamber shaft seals. In addition, the diameter of the shaft and flange of a helical bevel gear is comparable to that of a worm gear. The gear box of a helical bevel gear unit can be as small as 1.6 inches, or as large as 8 cubic feet.
The main characteristic of helical bevel gears is that the teeth on the driver gear are twisted to the left and the helical arc gears have a similar design. In addition to the backlash, the teeth of bevel gears are twisted in a clockwise and counterclockwise direction, depending on the number of helical bevels in the bevel. It is important to note that the tooth contact of a helical bevel gear will be reduced by about 10 to 20 percent if there is no offset between the 2 gears.
In order to create a helical bevel gear, you need to first define the gear and shaft geometry. Once the geometry has been defined, you can proceed to add bosses and perforations. Then, specify the X-Y plane for both the gear and the shaft. Then, the cross section of the gear will be the basis for the solid created after revolution around the X-axis. This way, you can make sure that your gear will be compatible with the pinion.
The development of CNC machines and additive manufacturing processes has greatly simplified the manufacturing process for helical bevel gears. Today, it is possible to design an unlimited number of bevel gear geometry using high-tech machinery. By utilizing the kinematics of a CNC machine center, you can create an unlimited number of gears with the perfect geometry. In the process, you can make both helical bevel gears and spiral bevel gears.

Straight-cut bevel gear

A straight-cut bevel gear is the easiest to manufacture. The first method of manufacturing a straight bevel gear was to use a planer with an indexing head. Later, more efficient methods of manufacturing straight bevel gears were introduced, such as the Revacycle system and the Coniflex system. The latter method is used by CZPT. Here are some of the main benefits of using a straight-cut bevel gear.
A straight-cut bevel gear is defined by its teeth that intersect at the axis of the gear when extended. Straight-cut bevel gears are usually tapered in thickness, with the outer part being larger than the inner portion. Straight-cut bevel gears exhibit instantaneous lines of contact, and are best suited for low-speed, static-load applications. A common application for straight-cut bevel gears is in the differential systems of automobiles.
After being machined, straight-cut bevel gears undergo heat treatment. Case carburizing produces gears with surfaces of 60-63 Rc. Using this method, the pinion is 3 Rc harder than the gear to equalize wear. Flare hardening, flame hardening, and induction hardening methods are rarely used. Finish machining includes turning the outer and inner diameters and special machining processes.
The teeth of a straight-cut bevel gear experience impact and shock loading. Because the teeth of both gears come into contact abruptly, this leads to excessive noise and vibration. The latter limits the speed and power transmission capacity of the gear. On the other hand, a spiral-cut bevel gear experiences gradual but less-destructive loading. It can be used for high-speed applications, but it should be noted that a spiral-cut bevel gear is more complicated to manufacture.
gear

Spur-cut bevel gear

CZPT stocks bevel gears in spiral and straight tooth configurations, in a range of ratios from 1.5 to five. They are also highly remachinable except for the teeth. Spiral bevel gears have a low helix angle and excellent precision properties. CZPT stock bevel gears are manufactured using state-of-the-art technologies and know-how. Compared with spur-cut gears, these have a longer life span.
To determine the strength and durability of a spur-cut bevel gear, you can calculate its MA (mechanical advantage), surface durability (SD), and tooth number (Nb). These values will vary depending on the design and application environment. You can consult the corresponding guides, white papers, and technical specifications to find the best gear for your needs. In addition, CZPT offers a Supplier Discovery Platform that allows you to discover more than 500,000 suppliers.
Another type of spur gear is the double helical gear. It has both left-hand and right-hand helical teeth. This design balances thrust forces and provides extra gear shear area. Helical gears, on the other hand, feature spiral-cut teeth. While both types of gears may generate significant noise and vibration, helical gears are more efficient for high-speed applications. Spur-cut bevel gears may also cause similar effects.
In addition to diametral pitch, the addendum and dedendum have other important properties. The dedendum is the depth of the teeth below the pitch circle. This diameter is the key to determining the center distance between 2 spur gears. The radius of each pitch circle is equal to the entire depth of the spur gear. Spur gears often use the addendum and dedendum angles to describe the teeth.

China factory Equipments Machinery Parts Arm Cylinder Hydraulic for Excavator     with Great qualityChina factory Equipments Machinery Parts Arm Cylinder Hydraulic for Excavator     with Great quality