Product Description

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Packaging & Shipping

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Factory Overview

ABOUT US:

As your one-stop source, AT PRECAST,we design and style, producer and distribute precast concrete add-ons including the Lifting Techniques and Anchoring techniques Coil and Ferrule Inserts. for Concrete and Prefabricated region.

As a leader in establishing concrete accessory merchandise, our primary objective is to make items that are safer, faster and a lot more expense effective.

With a lot more than totally fifty many years doing work encounter, our complete workers is focused to supply you with the very best consumer support and aggressive charges. Our income pressure are CZPT to reply your questions speedily and offer you you complex assistance .

Assurance:

 100% quality manufacturing.
 We guarantee that our products meet your supplied specifications
 Extremely competitive pricing
 Delivery to your port or front door
 4 —- 8 week lead times
 We handle all paperwork
 Partial container orders
 Flexible payment options
 Unique tooling options
 Full range of packaging options from bulk to retail ready
 Complete testing services available
 
FAQs:

one. The place is your location?

We are situated in HangZhou Metropolis of China and are shut to Airport. It takes 30minuts by automobile from Liuting Airport our firm.

two. How prolonged has the business been recognized?

AT Market was set up in 2009. There is 6 years exporting experiences.

three. How many workers do you have?

Administration / sales    four
Engineering / layout as our partner     8
Production as our associates one hundred twenty
Top quality assurance / inspection   10

four. Which international locations do you export to?

U.S.A, Germany, France, Italy, British isles, Brazil, Middle east of Asia, Thailand,

5. What proportion of your merchandise are exported?

one hundred% of our production are exported to all above the entire world.

six. How extended does it get to receive samples?

a) Sample:thirty-45days following order 
b) Sample:30days soon after pattern ending.
c) The direct time is the common production period of time and does not incorporate the transportation time.

seven. New merchandise growth approach

Obtained tooling purchase and sample purchase with fifty% deposit—Hold a meeting with the relation dept. to make sure the developing schedule—Design and style sample, fixture and gauge and creating them in our house—mildew steel acquiring—Machining—Inspection—Send out out the sample with initial inspection report.

eight. How lengthy is the production guide time?

Mass Generation: 90days following sample approval by yours.
The lead time is the common manufacturing period including the transportation time.
We could make some special manufacturing arrangement successfully if client has urgent need to have.

nine. What basis can we acquire goods?

We normally offer you consumers prices FOB& CIF (Carriage, Insurance & Freight). The CIF involves the freight value to your nominated sea port.
We do provide clearance of goods which wants to be taken care of by a local freight forwarder.
All nearby expenses and taxes are the duty of the consumer. We are satisfied to offer you advisement on delivery if required.

10. What are the payment conditions?

Payment terms are negotiable and will improve for long time period clients.
During the initial stages, we ask for 50% of tooling price in progress with the balance payable on acceptance of samples.
Production orders can be negotiable. We prefer fifty% deposit and the equilibrium by T/T prior to sails. But at times T/T thirty times soon after sails would also appropriate.

eleven. Which currency can we get in?

We can offer in USD / Euro currency / GBP.

12. How long does it consider to ship products from China by sea?

It will take about 5 weeks to European ports plus 1 7 days customs clearance, so you can get the container inside 6 to 7 months. It normally takes about 2 weeks to east coastline and 3 weeks to west coastline US ports. All sea products are delivered from HangZhou Port.

13. How lengthy does it consider to ship items from China by air?

It requires about 7 times to all key destinations.

14. Can we visit the manufacturing unit to perform an audit?

Indeed, you are welcome to visit our spouse factory by prior settlement.

fifteen. How do we keep client confidentiality?

We are happy to indication Confidentiality Agreements with buyers and will honor them.

sixteen. Which languages do we do business in?

Even though we do business with many nations about the entire world, we can only talk effectively in Chinese English.
All data supplied ought to for that reason be provided in this form.

seventeen. Is there a least quantity of enterprise essential to conduct global buying?

There are no least volumes, but the charges of the items, furthermore the fastened costs of importing can make it more inexpensive to buy in large volumes. All likely buyers will be assessed on an personal foundation to figure out if it seems a feasible alternative for all get-togethers to create a partnership.

eighteen. What kind of components you are specialized in?

Our enterprise contains 2 locations,
one particular is for construction precast including lifting technique, rigging components metallic areas.
 
An additional is customized steel organization of quality sand castings, investment castings, lost foam castings, hot forgings, cold forgings, stampings, machined parts, injectionmolded plastics parts, etc.

19. Which kind of equipments do you have?

Forging friction push 160Ton, 300Ton, 630Ton, 1200Ton
Casting CZPT of 200kg, 500kg,1000kgs, 2000kgs
Press of 63ton, 120tons
CNC Machining heart
CNC Vertical Lathe
CNC Lathe heart
Uninteresting machine
Drilling equipment
 

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How to Calculate Transmission Ratio for a Cycloidal Gearbox

Using a cycloidal gearbox can be very useful in a wide variety of situations. However, it’s important to understand how to use it properly before implementing it. This article discusses the benefits of using a cycloidal gearbox, how to calculate the transmission ratio, and how to determine the effects of dynamic and inertial forces on the gearbox.

Dynamic and inertial effects

Various studies have been done to study the dynamic and inertial effects of cycloidal gearboxes. These studies have been performed using numerical, analytical and experimental methods. Depending on the nature of the load and its distribution along the gear, a variety of models have been developed. These models use finite element method to determine accurate contact stresses. Some of these models have been developed to address the nonlinear elasticity of contacts.
Inertial imbalance in a cycloidal gearbox causes vibration and can affect the efficiency of the device. This can increase mechanical losses and increase wear and tear. The efficiency of the device also depends on the torque applied to the cycloidal disk. The effectiveness of the device increases as the load increases. Similarly, the nonlinear contact dynamics are also associated with an increase in efficiency.
A new model of a cycloidal reducer has been developed to predict the effects of several operational conditions. The model is based on rigid body dynamics and uses a non-linear stiffness coefficient. The model has been validated through numerical and analytical methods. The model offers drastic reduction in computational costs. The model allows for a quick analysis of several operational conditions.
The main contribution of the paper is the investigation of the load distribution on the cycloidal disc. The study of this aspect is important because it allows for an analysis of the rotating parts and stresses. It also provides an indication of which gear profiles are best suited for optimizing torque transmission. The study has been conducted with a variety of cycloidal gearboxes and is useful in determining the performance of different types of cycloidal gearboxes.
To study the load distribution on the cycloidal disc, the authors investigated the relationship between contact force, cycloidal gearboxes and different gear profiles. They found that the non-linear contact dynamics have a large impact on the efficiency of a cycloidal gearbox. The cycloidal gearbox is an ideal solution for applications that involve highly dynamic servos. It can also be used in machine tool applications and food processing industries.
The study found that there are three common design principles of cycloidal reducers. These are the contact force distribution, the speed reduction and the trochoidal profile of the cycloidal disc. The trochoidal profile has to be defined carefully to ensure correct mating of the rotating parts. The trochoidal profile provides an indication of which gear profiles are best for optimizing torque transmission. The contact force distribution can be improved by refining the mesh along the disc’s width.
As the input speed increases, the efficiency of the reducer increases. This is because contact forces are constantly changing in magnitude and orientation. A cycloidal reducer with a one tooth difference can reduce input speed by up to 87:1 in a single stage. It also has the ability to handle high-cycle moves without backlash.

Transmission ratio calculation

Getting the correct transmission ratio calculation for a cycloidal gearbox requires a good understanding of what a gearbox is, as well as the product that it is being used for. The correct ratio is calculated by dividing the output speed of the output gear by the input speed of the input gear. This is usually accomplished by using a stopwatch. In some cases, a catalog or product specification may be required. The correct ratio is determined by a combination of factors, such as the amount of torque applied to the mechanism, as well as the size of the gears involved.
A cycloidal gear is a type of gear tooth profile that can be represented using a spline. It is also possible to model a gear with a cycloidal profile by using a spline to connect points against the beginning of a coordinate system. This is important in the design and functionality of a gear.
There are many different gears used in machines and devices. These include the herringbone gear, the helical gear and the spiral bevel gear. The best transmission ratios are typically obtained with a cycloidal gearbox. In addition to ensuring the accuracy of positioning, a cycloidal gearbox provides excellent backlash. Cycloid gears have a high degree of mechanical efficiency, low friction, and minimal moment of inertia.
A cycloidal gearbox is often referred to as a planetary gearbox, though it is technically a single-stage gearbox. In addition to having a ring gear, the gearbox has an eccentric bearing that drives the cycloidal disc in an eccentric rotation. This makes the cycloidal gearbox a good choice for high gear ratios in compact designs.
The cycloid disc is the key element of a cycloidal gearbox. The cycloid disc has n=9 lobes, and each lobe of the disc moves by a lobe for every revolution of the drive shaft. The cycloid disc is then geared to a stationary ring gear. The cycloidal disc’s lobes act like teeth on the stationary ring gear.
There are many different gears that are classified by the profile of the gear teeth. The most common gears are the involute and helical gears. Most motion control gears include spur designs. However, there are many other types of gears that are used in various applications. The cycloidal gear is one of the more complicated gears to design. The cycloid disc’s outline can be represented using markers or smooth lines, though a scatter chart will also do.
The cycloid disc’s lobes rotate on a reference pitch circle of pins. These pins rotate 40 deg during the eccentric rotation of the drive shaft. The pins rotate around the disc to achieve a steady rotation of the output shaft.
The cycloid disc’s other obvious, and possibly more important, feature is the’magic’ number of pins. This is the number of pins that protrude through the face of the disc. The disc has holes that are larger than the pins. This allows the pins to protrude through the disc and attach to the output shaft.

Application

Whether you’re building a robot drive or you’re simply looking for a gearbox to reduce the speed of your vehicle, a cycloidal gearbox is a great way to achieve a high reduction ratio. Cycloidal gearboxes are a low-friction, lightweight design that has an extremely stable transmission. They are suitable for industrial robots and can be used in many applications, including positioning robots.
Cycloidal gearboxes reduce speed by using eccentric motion. The eccentric motion enables the entire internal gear to rotate in wobbly cycloidal motion, which is then translated back into circular rotation. This eliminates the need for stacking gear stages. Cycloidal gearboxes also have less friction, higher strength, and greater durability than conventional gearboxes.
The cycloidal gearbox is also used in a number of applications, including marine propulsion systems, and robot drives. Cycloidal gearboxes reduce vibration by using offset gearing to cancel out vibrations.
Cycloidal gears have lower friction, higher strength, and better torsional stiffness than involute gears. They also have a reduced Hertzian contact stress, making them better than involute gears for use with shock loads. They also have a smaller size and weight than conventional gearboxes, and they have a higher reduction ratio than involute gears.
Cycloidal gears are typically used to reduce the speed of motors, but they also offer a number of other advantages. Cycloidal gearboxes have a smaller footprint than other gearboxes, allowing them to fit into confined spaces. They also have low backlash, allowing for precise movement. Cycloidal gears have a higher efficiency, resulting in lower power requirements and lower wear.
The cycloidal disc is one of the most important components of the gearbox. Cycloidal discs are normally designed with a short cycloid, which minimizes the eccentricity of the disc. They are also designed with a shortened flank, resulting in better strength and less stress concentration. Cycloidal discs are typically geared to a stationary ring gear. The cycloid is designed to roll around the stationary ring pins, which push against the circular holes in the disc. Cycloidal gearboxes typically employ two degrees of shift.
Cycloidal drives are ideal for heavy load applications. They also have high torsional stiffness, which makes them highly resistant to shock loads. Cycloidal drives also offer a high reduction ratio, which can be achieved without the need for a large input shaft. They are also compact and have a high service life.
The output shaft of a cycloidal gearbox always has two degrees of shifting, which ensures that the input and output shafts always rotate at a different speed. The output shaft would be a pin casing around the drive disks, which would also allow for easy maintenance.
Cycloidal gearboxes are also very compact and lightweight, so they are ideal for use in industrial robots. The cycloidal gearbox reducer is the most stable, low-vibration reducer in industrial robots, and it has a wide transmission ratio range.

editor by czh 2023-01-17