Product Description

     Agricultural  underwater lawn mower aquatic weed harvester floating boat harvester for pond cleaning

1. Introduction
The aquatic weed harvester is a special mower for shrimps and crabs. The use of mechanical automation will cut all the various water plants in the pond about 1 meter below the water surface and salvage them ashore, which is a good way to improve the breeding environment of shrimps and crabs. The whole machine includes a foam hull, a propeller, a scissor part, and a conveying part; the main engine is operated, and the propeller pushes the foam hull forward to cut the grass under the water at 1 time and salvage it ashore.

2.Features
1Using the strength galvanized three-knife design, the mowing efficiency is higher!
2 The blade is enlarged (height: 1 m, width 1.7 m);
3 It can easily cut underwater water plants, CZPT leaves, reeds, water hyacinth, etc.
4The hull is added with color steel plate, which is more durable!
5 The foam in the hull is upgraded to high density, and the foam enters less water!
6The boat is divided into 2 sections, each section is equipped with a handle for easy transportation!

3.The main function
1. Labor saving: The working efficiency of 1 machine is equivalent to the working efficiency of 30 people
2. Easy to transfer: under the premise of ensuring the rigidity of the lawnmower, the weight is reduced as much as possible to facilitate the manual lifting of the turning pond
3. Unique design: reduce the distance between the scissors part and the conveying part to prevent the cut grass from falling into the pond.
4. Easy to disassemble: The scissors part, conveying part and foam hull can be easily disassembled for maintenance and conveying. The main shaft is not welded.
5. Reduce water inflow and extend service life: The steel pipe of the conveying rack is completely closed, and water cannot enter the steel pipe, which can reduce rust and thus prolong service life
6, easy to use: insert 48V battery pack, you can easily use the switch

4.Application scenario

5.Effect comparison:

6.Structure

7.Detailed Parts

8.Parameters

Product Package
2 meters 3 knives stainless steel river cleaning machine host+ foam ship+ power plate
River cleaning machine host parameters
Dimension	Host machine2M*2M(L*W)
Three knives	2 meters horizontal knife, 0.6 meter vertical knife
Underwater mowing depth	60-70 cm
Material	Blades, chains, straw tubes, frame, Bearing use stainless steel
Weight	About 300kg
Operating hours	Full power can work for 6-8 hours
Host battery	32A 48V motor 500W
Foam ship
2 meters wide, 4.8 meters long, 0.2 meters high. It consists of 4 sections, each weighing about 40 kg, which can be assembled. At the same time with a strong board to protect the surface of the ship, stepping on it will not be hot.
Propeller	Gasoline propeller

9.Advantages
1. Save labor: the work efficiency of 1 machine is equivalent to the work efficiency of 30 people;
2. Convenient transportation: On the premise of ensuring the rigidity of the lawn mower, the weight is reduced as much as possible, so that the turning pond can be easily lifted manually.
3. Unique design: reduce the distance between the scissors part and the conveying part to prevent the cut grass from falling into the pond.
4. Convenient disassembly: The scissors part, the conveying part, and the foam hull can all be disassembled and repaired conveniently, and the conveying spindle is not welded.
5. Reduce water ingress and prolong service life: The steel pipe of the conveying frame is fully enclosed, and water cannot enter the steel pipe, which can reduce rust and extend the service life.
6. Easy to use: Insert a 48V battery pack and press the switch to use it easily.

10.Maintenance precautions
1. During use, lubricate each part of the bearing
2. The moving part of the knife rod is lubricated with oil every month, which makes it smoother when used.
3.Electrical parts to prevent water from entering.
 

11.Company profile                                                   

Relong Environment Technology Co., Ltd.  is located in HangZhou City, ZheJiang Province. It is a company dedicated to intelligent robots, ship design, water transportation equipment, marine water quality and ecological environment testing, salvage services; industrial automatic control system devices, radar and supporting equipment, communication equipment, which is a high-tech enterprise integrating sales and artificial intelligence software development, including consulting, design, production, installation, and operation management.

Relong has built cooperation with colleges and scientific research institutes like  The CZPT University of China, ZheJiang Ship Design Institute and ZheJiang University. And CZPT has numerous research and development platforms including Provincial-Level Industrial Design Center, Provincial-Level “Enterprise & Technology” Development Center, Municipal Engineering Research Center And Engineering Laboratory. CZPT has a number of independent intellectual property rights, including 33 National Patents, 2 Scientific And Technological Achievements that have reached the international grade and 1 reached China advanced level. CZPT has won several first prices in Provincial Technical Innovation Outstanding Achievements And Technology Innovation Outstanding New Product, Technology Progress Award, etc.

12.Related products
13.Product Process:

14.Certificate:

15.Happy visiting time with customers:

16.FAQ
1.How long does the machine guarantee?
We guarantee 1 year for non-human damaged factor. 
 
2.After service?
Engineers available to come to your factory for supplying training and installation.
 
3.How to control the quality?
We have professional Engineer and inspector make sure that each part of machine working well before shipment.
 
4.How to contact you?
You could contact us via TM, Skype, Whatsapp, Wechat, QQ, Email
 
5.What about payment term?
T/T, Western Union, Paypal, Cash, L/C, Trade Assurance, etc..
 
6.Are you a manufacturer or Trade company?
We are a professional manufacturer holding our own International Trade Department,for that we can better understand customer’s needs and offer a reasonable price.  

 

Advantages of Ball Screws and How They Can Benefit Your Applications

When selecting a ball screw for your application, there are several factors to consider. This article will discuss high mechanical efficiency, low friction, multiple repair options, and application requirements. Choosing the right ball screw can help you get the job done quickly and effectively. To make your decision easier, consider the following tips. Read on to learn about some of the advantages of ball screws and how they can benefit your applications. Here are some of the most common types:

High mechanical efficiency

The mechanical efficiency of ball screws can be measured using the axial load test. The axial load is equal to 0.5 x FPr / 2Fpr. The elastic deformations are measured as DL1 and DL2, respectively. Common engineering procedures work at 90 percent reliability; however, certain sectors require higher reliability, which has a direct impact on the dynamic load capacity. The axial load test is 1 of the most widely used methods to determine the mechanical efficiency of ball screws.
In order to achieve high translation, ball screws must be designed with high stiffness and positioning accuracy. In addition, high preloads increase the initial driving torque and cause more friction and heat. Other important design criteria include low driving torque and reduced slip motion. This means that the high translation capacity of ball screws must be well matched to the overall application. The following are some common design criteria for ball screws. You can select the best type of ball screw for your needs.
The high mechanical efficiency of ball screw is achieved by avoiding the common sag and pitch problem. The ball track design helps to reduce the centrifugal force. The ball screw’s diameter can be adjusted by adjusting the centre pitch of the nut on 2 ball tracks. The nut’s axial load is also adjusted through the offset centre pitch. This method allows the users to increase the mechanical efficiency of ball screw by up to 40%.
When calculating the mechanical efficiency of ball screw, consider the application’s environment, speed, and other factors. If the application requires precision and accuracy, then the ball screw is the right choice. The engineering department of a ball screw manufacturer will carefully review the application factors and come up with a design that meets the application’s expectations. Moreover, some manufacturers even offer customized ball screws, which can be tailored to your requirements.

Low friction

The operating performance of a low-friction ball screw is characterized by its minimal friction. This screw has a structure that transmits forces through rolling steel balls. The torque is calculated by calculating the load and the lead screw’s dimensions. This type of screw can be used for a variety of different applications, including hydraulic systems. Read on to learn more about this type of screw and how it can help you build a more reliable and durable car.
The critical speed of a ball screw is higher than that of a lead screw, so this type of screw can accommodate larger loads and speeds. It also has a lower friction coefficient, which reduces the amount of heat produced. High-quality ball screws can withstand longer duty cycles than standard lead screws. However, in order to compare the two, you must take into account the duty cycle. Low-friction ball screws are more durable than lead screws, and the duty cycle is only 1 of the factors you should consider when selecting them.
The ball bearings are the most prominent component of a low-friction ball screw. Their main function is to reduce the friction between the nut and the shaft. Without them, the friction would be too high. This feature is possible thanks to the ball bearing’s groove profile. Two arcs intersect at the contact points on the shaft and nut. Consequently, the ball bearing reduces friction in a way that is essentially non-existent without the bearing.
The mechanical efficiency of a low-friction ball screw is very high. The typical ball screw is up to 90% efficient, but some types can reach a higher efficiency. They are commonly used in machine slides, presses, and linear actuators. The high efficiency of a low-friction ball screw makes it a great choice for many different applications. This type of screw is made of several main components. The ball bearings provide the helical raceway for the ball assembly and threaded shaft is the screw part. The ball screw is comparatively more bulky than a conventional leadscrew, but the overall size is smaller than its lead counterpart.

Multiple repair options

A damaged ball screw will typically display visible physical signs, including noise or vibration. Additionally, worn ball screws will require more horsepower and torque to operate. They may also cause lead accuracy issues. Luckily, there are multiple repair options for ball screws. You can get new ball screws to restore preload and reduce backlash. But there are some warning signs to look out for first. Keeping a close eye on your ball screw’s health can help you avoid a costly replacement.
Look for a ball screw repair company with a proven track record of servicing all types of ball screws. The service should offer a free evaluation and 3 types of service: reload, recondition, and replacement. Reload is the simplest option and involves cleaning and polishing the screw and ball nut. Reconditioning or replacement, on the other hand, requires new parts. Choose the 1 that offers the best value for your money.
EP offers an emergency service and superior service for your ball screws. Their UK service includes delivery and international shipping. All ballscrew repairs are covered by a full service warranty, and the company is known for providing competitive pricing. If you do need a ball screw repair, look no further. Contact K+S today to discuss your specific needs. You’ll be glad you did. You’ll save up to 70% over purchasing a new ball screw.
While ball screw repair is an easy and inexpensive option, it may be necessary to have it replaced more frequently than the usual. In addition to replacing worn ball screws, you may need to consider a different type of repair. This process involves grinding the ball nut and journal diameters back to their original size. Fortunately, level 4 is the most expensive but can restore a screw’s lifespan. This is also the most extensive type of repair available for a ball screw.

Application requirements

A ball screw is an efficient solution for precision motion control in many applications, including automotive and aerospace. These screw-type devices are highly resistant to corrosion, and the alternating steel-ceramic architecture ensures extreme reliability and sturdiness. For the aerospace sector, a ball screw replaces the typical hydraulic system, and the product is used in wind turbine blade pitch and directional position, solar panel movement, and gate control in hydroelectric stations. Ball screws are also used in motorised inspection tables, step photolithography machines, microscopic integrated circuits, and many other applications.
The most critical requirements for a ball screw assembly are backlash and bearing support. Backlash is the amount of axial motion between the screw and nut, which leads to positioning errors. Although this axial motion is minimal, it can be as little as 70um. If the preload is too large, a ball screw may suffer from excessive heat. Depending on the application, the amount of preload required can be adjusted to maximize the overall performance of the device.
The choice of screw is determined by the load capacity. For example, plastic nuts are commonly used for light loads, while bronze nuts are used for loads that weigh several thousand pounds. Lead screws are not particularly reliable in situations where load requirements are extremely high, and a ball screw will often be a better option. The lower friction of a ball screw allows it to withstand higher duty cycles than a lead screw. When the load requirements exceed lead screws’ capacity, a ball screw is the better choice.
A step photolithography machine is another example of an application where ball screws play an important role. This device helps manufacturers produce microscopic integrated circuits by harnessing the reaction of light. A stepper is a critical piece of this machine, as it controls the positioning of light exposure on the silicon wafer. High precision is required for this application. Ultimately, a ball screw will make the process easier. Its proven record for meeting instrumentation requirements is an excellent example of its value in the laboratory.

Cost

The global market for ball screws is growing at a steady pace, but what drives the growth? In the ball screw industry, performance, cost, and analytical predictability are the primary concerns of OEMs. This market study provides in-depth analysis of these market dynamics. You’ll learn how to best compete in the global market for ball screws. Here are some tips to help you get started:
Ensure you have a good grasp of the differences between lead and ball screws. The cost of lead screws depends on their efficiency, and some of them can achieve C5 level accuracy. However, ball screws are more durable and more repeatable. Besides, lead screws can’t achieve high precision because of their sliding motion, which gradually grinds away the accuracy. As a result, the cost of a ball screw is more than compensated by the improved performance of OEMs.
To get the best price for ball screw, look for a manufacturer with a strong technical force. Most of these manufacturers have sophisticated equipment and strict quality control systems. They draw inspiration from the requirements of the market and have continuously increased their technological content to stay ahead of the competition. If you’re in Pune, look for a manufacturer with this technology. It won’t be difficult to do business with such a supplier. The company will also provide you with contact information, including their office address and phone numbers.
When choosing between lead and ball screws, you need to understand how they work and why they’re more reliable. Ball screws are more durable than lead screws, which is 1 of the primary reasons for their popularity. Lead screws, on the other hand, are often used for vertical applications. Lead screws tend to be cheaper than ball screws, but they have more limitations. When used properly, however, they can increase the life and performance of machines. In general, they’re corrosion-resistant and offer great design flexibility.