Product Description

Product Description

ltem

Rated lifting load capacity (T/per pair)

Rated ultimate load capacity (T/per pair)

Maximum stroke (mm)

Low speed gear (mm/rev)    

High speed gear (mm/rev)

571.3480.01

16

28

480

0.86

6.54

0571 .3480.01

28

80

480

0.67

6

0571 .3480.02

28

80

480

0.72

5.42

0571 .3480.03

28

80

480

0.72

5.42

0571 .3480.04

28

50

480

1

10.6

1,Hot-rolled screw forming, high strength

2,Advanced alloy steel transmission gears

3,Dual reduction gear design, lightweight and convenient

4,Sliding shift, easy to operate

5,Connection dimensions conform to TTMA.AAR specifications

 

Trailer Landing Support Legs, also known as Trailer Landing Gear, are essential components of a trailer or RV that support the weight of the vehicle when it is parked or stationary. These legs are located at the front and rear of the trailer and are designed to stabilize the vehicle, preventing it from tipping or swaying while parked.

Trailer landing support legs typically consist of 2 telescoping tubes that are adjusted to the appropriate height and locked in place using pins or gears. Some models also come with a crank or motorized system to make adjusting the height of the legs easier.

Trailer landing support legs are available in a range of sizes and weight capacities to accommodate different types of trailers and RVs. Some models are designed specifically for fifth-wheel trailers, while others are more suitable for travel trailers or motorhomes.

In addition to providing stability, trailer landing support legs also make it easier to level the trailer on uneven ground. By adjusting the height of the legs, the trailer can be raised or lowered to ensure that it is level and secure.

Overall, Trailer Landing Support Legs are an essential component of any trailer or RV, providing stability, safety, and convenience for users.

 

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Company Profile

Nanou Company Co., Ltd. is a special trailer manufacturer located in Quanpu Industrial Park, Xihu (West Lake) Dis., ZheJiang Province.

The company is located in the famous Water Marginh hometown, east of ZheJiang -HangZhou Grand Canal, west of ZheJiang -Kowloon Railway, south of HangZhou, the hometown of peony, north of Yellow River, near the exit of National Highway 220 Jinhe Expressway, with convenient transportation and pleasant scenery.

We are the full-size Modified Truck enterprise which integrates the design of product, scientific research developing, production and sale together, possessing subsidiary companies of automobile production, automobile trade and automobile fittings production, etc. Our leading products include “Nanou” brand semi-trailers, tipper, fuel tanker, particle material tanker, bulk cement tanker, concrete mixer truck, wrecker trucks, LNG, CNG, and other special vehicles.

We strictly adhere to the service idea of customer centricity and customer satisfaction, so as to provide customers with better and faster honest service.

Over the years, we have always adhered to the business strategy of “innovation, development” and the concept of “quality is the life of the enterprise, talent is the foundation of the enterprise, customer is the god of the enterprise, management is the soul of the enterprise”.

Now, Nanou trailers are widely exported to most Africa market (such as Algeria, Zimbabwe, Ethiopia, Kenya, Nigeria, Sudan, Malawi, Tanzania, Cameroon, Ghana, Qatar)and Dubai, Saudi Arabia, Iran, Malaysia, Philippines, Vietnam, Pakistan, Russia, and Central& South America market.

If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us.

We are looking CZPT to forming successful business relationships with new clients around the world in the near future.

Packaging & Shipping

FAQ

A. What are our advantages compared with other manufacturers

  • Competive Price – We work as the leading dealers of various leading China Semi Trailers manufacturers/factories.From numerous comparison and feedback from clients, our price is more competitive than manufacturers/factories.
  • Quick Response – Our team is consisted of a group of diligent and enterprising people, working 24/7 to respond client inquiries and questions all the time. Most problems can be solved within 12 hours.
  • Fast Delivery – Normally it will take more than 25-45 days for manufacturers/ factories to produce the ordered trailers, while we have a variety of resources, locally and nation widely, to receive trailers in timely manner. In 80% circumstance, we can have a 15-20 days delivery of regular trailers for our clients.
  • High Quality – Every process of choose material ,welding ,sand blasting,painting with detailed inspection,accept 100% inspection during production and after production.

B. Which payment terms can we accept?

  • Normally we can work on T/T term or L/C term.
  • On T/T term, 30% down payment is required in advance, 70% balance shall be settled before delivery, or against the copy of original B/L for regular client.
  • On L/C term, normally need 30% down payment by T/T, 70% by L/C at sight. a 100% irrevocable L/C without “soft clauses” can be accepted sometimes. Please seek the advice from the individual sales manager whom you work with.

C. How long will our price be valid?

  • Price with long valid time — We are a tender and friendly supplier, never greedy on windfall profit. Basically, our price remains stable through the year. We only adjust our price based on 2 situations: The rate of USD:RMB varies significantly according to the international currency exchange rates. Manufacturers/factories adjusted the trailer price, because of the increasing labor cost and raw material cost.

D. What logistics ways we can work for shipment?

  • We can ship all trailer by various transportation tools.
  • For 90% of our shipment, we will go by sea, to all main continents such as South America, Middle East, Africa, Oceania etc, either by container or RoRo/Bulk Shipment.
  • For neighborhood countries of China, such as Russia, Tajikistan, Kazakhstan,Mongolia etc, we can ship trucks by road or railway.
  • For light spare parts in urgent demand, we can ship it by international courier service, such as DHL, TNT, UPS, or Fedex.

After-sales Service: 24h Online
Warranty: 1~2 Years
Type: Jack
Certification: ISO/TS16949, CCC, DOT, ISO, CE
Loading Weight: 10t-30t
ABS: Without ABS
Samples:
US$ 130/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

gear

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.

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 three 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 two 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 eight 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 ten to twenty percent if there is no offset between the two 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 two 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 Professional Semi-Trailer Outrigger Semi-Trailer Horse Leg Landing Gear top gearChina Professional Semi-Trailer Outrigger Semi-Trailer Horse Leg Landing Gear top gear
editor by CX 2023-05-16