1. The transmission efficiency is different. The transmission efficiency of the ball screw is as high as 90~96%, while the transmission efficiency of the ordinary screw is about 26~46%. That is to say, under the same size of complexity, the ball screw can use a smaller driving power, which can effectively reduce production costs, reduce losses, and increase more benefits for the enterprise.

2. The transmission speed is different. The ball screw is rolling friction, and the ordinary screw is sliding friction. When the transmission is running, the temperature rise of the former is much lower than that of the latter. The ball screw can undertake high-speed transmission tasks.

 

3. The precision is different. The friction coefficient of the ball screw can be 0, but the ordinary screw directly increases the force at both ends of the sample through linear motion, so it has a certain sliding friction coefficient. Compared with the ball screw, the precision and efficiency are relatively low.

 

4. The service life is different. The surface friction of the ball rolling friction is small. Under the premise of reasonable operation of various cleaning and maintenance, the service life of the ball screw is longer than that of the ordinary screw.

 

5. Difference in self-locking property. Ball screws have almost no self-locking property and have reversibility of transmission; while ordinary screws have self-locking property.

6. Difference in economic efficiency. Ball screws are more complicated than ordinary screws, but they are also better, so the price of ball screws is a little higher than that of ordinary screws.

 

In general, ball screws and ordinary screws have their own advantages and disadvantages, but ball screws are better than ordinary screws in terms of transmission efficiency, transmission speed, accuracy, load, life, etc., so they are more suitable for use in linear slide modules.

Introduction

Computer Numerical Control (CNC) refers to the automated control of machining tools like routers, lathes, grinders, etc., using computers. CNC has revolutionized manufacturing technology by bringing highly accurate and programmable capabilities for machining parts and products.

Such machines as computer numerical controlled (CNC) routers are made use of in the cutting, drilling and shaping of woods, plastics,and glasses light metals, composites among other materials. They are important in industries such as aerospace, automotive construction furniture signage among others.

This detailed comparative guide examines the core differences between moving table and gantry CNC routers through various parameters. We will discuss key factors like mechanical design, cutting performance, accuracy, material compatibility, maintenance requirements, cost implications, and user-friendliness so that readers can better understand these two router designs. Let’s look into it.

 

Understanding CNC Designs

First off, understanding the key features of these two designs is vital to choose between a moving table and a gantry CNC router.

What is a CNC Moving Table Router?

 

A moving table CNC router comprises of a fixed gantry and a moving table. The stationary gantry is made up of one or more axes normally the z-axis that holds the spindle and cutter. Precision linear guides and drive systems are used to move the work piece under the stationary gantry, which delivers X-Y motion.

The prime benefit of this type of design is its exceptional static rigidity. It is possible to get an optimized force distribution across workpiece material with a stationary gantry. Also, there can be very high acceleration/deceleration rates as well as cutting speeds in use if a moving table platform is available. While machining, this means that the material remains stationary on the moving table while the head moves upwards along the Z-axis.

Due to their requirement for adequate space for movement across the workspace, moving-table CNC machines need larger installation areas than others do. They are ideal for handling large and heavy materials due to stable fixturing on the movable bed. Thus, industries such as aerospace, automotive, construction or ship-building dealing with big parts widely utilize them in their cutting and machining operations.

 

What is a Gantry CNC Router? 

In gantry style CNC routers, the table is fixed and stable while the gantry moves along the X,Y and Z axes to put the cutting tool right above the work piece. The gantry comprises of a bridge like structure that extends over the entire working area, with motion on the table being driven by high precision linear or rack and pinion drives.

The table provides a rigid base for holding down work materials while they are cut using a gantry flying overhead. Gantry CNC machines take up less installation space making them ideal for small spaces. In wood, plastics, soft metal (eg aluminium) routing drilling milling applications etc.

Furniture making, musical instruments production, arts, jewelry design and sign writing among others employ such routers since they are compact regarding size thus being cost-effective and versatile. Enclosed gantry routers fitted with extra covers and seals help reduce vibrations during operation enhancing accuracy too.

 

Quick Comparison

Here is a quick comparison of the key differences between CNC moving table and gantry designs:

Parameter	Moving Table	Gantry
Structure	Stationary gantry, moving table	Moving gantry, fixed table
Rigidity	Excellent, minimal vibration	Moderate, may vibrate under load
Precision	Very high, even at high speeds	Moderate, vibration affects accuracy
Material suitability	Hard materials like metals, composites	Softer materials like wood, plastic
Footprint	Larger, needs space for table movement	Compact, smaller footprint
Cost	More expensive	Lower cost of ownership
Ease of use	Needs skilled operators	Shorter learning curve

 

Comparative Analysis

 

Having a basic understanding of moving table and gantry CNC routers, we can compare them in detail.

Structural Differences

The main difference between moving table and gantry routers is found in their mechanical structure and arrangement.

To lessen vibration, moving table CNC machines have very rigid and heavy-duty gantry constructions. It is achieved by using linear motion guides employing recirculating ball bearings or box ways to provide low friction smooth movement of tables. The table itself is made up of thick cast iron or welded steel that withstands cutting forces and dampens chatter.

On the other hand, gantry routers employ lighter bridges constructed from extruded aluminum or steel profiles that are designed to minimize weight as well as reduce cost. The X-axis movement in the work zone is provided by a movable carriage on which the gantry rests. This allows for Y-axis movement.

Gantry routers have smaller installation area compared to other types of CNC machines like bridge machines, but when engaged on heavy duty cutting projects they may vibrate due to the motion of the bridge hence affecting the precision slightly. In contrast to this, moving table routers do not experience vibrations because their gantries are stationary.

Design configurations are more flexible with Gantry machines compared to Moving Table ones. Size and layout optimization can be done using such options as cantilevered, enclosed or moving-gantry type, among others. Meanwhile, under gantry there is only one plane where a fixed layout describes motion taking place over a tabletop for these machine tools.

 

Performance Characteristics

The performance attributes of these two CNC router types are influenced by their structural differences.

High accuracy and repeatability are characteristics of moving table CNC machines. This is attributed to the fact that they have rigid gantries that do not allow for vibrations, thus allowing them to work at high cutting speeds and feeds with high levels of accuracy. Additionally, their fast cycle times are attributed to quick table movement.

Due to heavy-duty operations, gantry routers may vibrate a little causing reduced precision. However, for light duty applications they can match or surpass moving table precision and accuracy. Enclosed gantries and precision components help in reducing positional errors leading to good performance.

Moving table routers are designed for mass production activities where there is need for consistent quality and low tolerance machining. Gantry routers on the other hand are ideal for low to medium duty uses that don’t require extremely high level of precision.

 

Material Compatibility

The type of materials that can be effectively machined depends on the choice of CNC router design as well.

Some hard materials such as hard wood, composites, non-ferrous metals etc require a moving table CNC machine which has static rigidity and vibration dampening qualities that are enough for cutting them. The stationary bridge prevents any chatter when cutting thus making it one of the best choices.

Gantry routers may suffer from some chatter and inaccuracies when machining harder materials particularly if they have cantilever designs. They are good for softer materials such as plastics and woods and aluminum where vibrations are not critical in their manufacturing process. Enclosed gantries help in enhancing resonance damping thereby improving material compatibility.

There are more reasons why moving table CNC routers would be preferred over other machines especially when cutting thick or dense materials. Gantry machines suit lighter routing duties and milling tasks with wood, plastics and sheet metals.

 

Pros and Cons of Each Design 

Now let us look at the specific advantages and limitations of moving table and gantry CNC routers.

Advantages of Moving Table CNC Routers

● Minimal vibration and excellent static rigidity make these machines suitable for heavy-duty cutting

● Even at high speeds, they can maintain their high precision as well as repeatability

● It is made with an even force distribution that helps in the machining of difficult materials without any chatter

● They are also good for use on large or heavy materials because they have stable fixturing

● Gantry components are more accessible for maintenance purposes

Disadvantages of Moving Table CNC Routers

● Table movement requires more installation space

● The size of the work envelope depends on the dimensions of the table

● More expensive than gantry routers

● Not suited to small machining requirements

Advantages of Gantry CNC Routers

● The compact footprint saves installation space

● Some examples include- cantilevered types, enclosed etc.

● Moving table ones tends to be cheaper

● These are ideal for small to medium sized pieces

● Less complex designs allow more do it yourself constructions

Disadvantages of Gantry CNC Routers

● Vibrations could affect accuracy when working with harder materials

● Heavy duty woodworking requiring tight tolerances will not work well here

● Moving the gantry adds complexity to maintenance issues

● Reduced stiffness or poor damping ability

 

Cost Comparison

 

Usually a consideration is the purchase cost when deciding between moving table and gantry CNC routers. Here are some comparisons.

Initial Investment

Moving-table CNC machines cost much more initially than gantry routers do. Such large-sized industrial grade machines are costly because they have a heavy gantry, precision linear guides, drive systems to move the table, vibration dampening features etc.

For lower volume production needs, Gantry Routers tend to be less expensive. In comparison to an equally sized moving table router, a cantilever gantry machine can cost considerably less. Enclosed gantries come at higher prices due to the additional enclosure, seals, and improved components.

In very high tolerance cutting and machining applications, the initial investment on moving table routers pays for itself in the long run. They offer good value for money as they can perform medium duty work with low precision, unlike their counterparts.

Long-Term Costs

On average though, moving table routers turn out cheaper in terms of overall costs incurred over time due to their solid construction and minimal maintenance requirements. The stationary gantry resolves the wear issues that occur as parts move hence reducing repair expenses.

However, it should be remembered that these types of bridges or carriages require more frequent servicing which leads to increased long term costs. Malfunctions are easily experienced by mobile parts with time since they become worn out faster than other components. Also replacement or repair of such items as linear guides rack and pinion systems etc., is more expensive on Gantry machines rather than simpler built moving tables.

Over many years of running businesses with high production volumes, lifetime costs remain lower compared with moving table CNC machines, even if they have higher initial purchase prices.

 

User Considerations

The difference between moving table and gantry CNC routers is also influenced by operator skills level, among others.

Skill Level and Experience

In order to maximize the benefits of operating a moving table CNC router, one must possess a person who has some experience in running CNC machines. These machines are aimed at being used by skilled users in manufacturing setups owing to their complex maintenance, extreme precision, and heavy industrial duties.

On the other hand, all you need is basic training on how to operate gantry routers which can be owned by both amateurs and experts alike. Moreover, they have lower costs of management hence small ventures such as schools or hobbyists who don’t have enough experience with computer numerical control can afford them. They also come with friendly user interfaces that make operations much easier.

Application Needs

It is necessary to consider specific application requirements before selecting between these two router designs.

For substantial cutting loads, high hourly production rates, big work pieces or low tolerance machining applications; stiff movable bed type CNC machines are highly suggested. Consequently; moving table routers are seen as ideal options since they provide stability and accuracy for such tasks that require high standard of performance.

Whereas cost-effective light to medium duty cutting may be required for smaller parts then gantry types offer a solution. Also they can be deployed where space for installation is very scarce because they flexibly fit into smaller areas.

 

Conclusion

Evaluation of rigidity, precision, speed, footprint, ease of use, and cost reveals that moving table and gantry CNC routers have different strengths. Industrial environments cannot find unmatched tools like the moving table routers for heavy duty precision machining applications. The gantry routers are an option for cost-sensitive light to medium duty work.

There is no superior CNC router design by definition. This therefore means that users must properly evaluate their specific machining needs in terms of workpiece size, materials used, precision required, production volumes and budget constraints. Thus knowing whether a moving table machine or a gantry router is most suited for their applications is determined by this analysis. Beginners should consult with professionals in order to avoid committing mistakes when purchasing CNC equipment.

Both moving table and gantry CNC routers provide unique benefits that make a difference in various manufacturing processes taking place around the world. Consequently, businesses optimize productivity and quality as well as maximizing return on investment through selecting the right design depending on their requirements.

In order to better maintain various CNC machining center equipment, formulate appropriate inspection and maintenance specifications for different characteristics of each model, accurately implement daily maintenance, ensure the accuracy and stability of the equipment and extend the service life of the equipment, ensure safe production, avoid the occurrence of industrial accidents, and achieve the purpose of safety and efficiency. This document is specially formulated;

Scope: The daily inspection and maintenance operations of the CNC machining center equipment used are all specifications;

Daily maintenance: refers to the maintenance that CNC machine tool operators must perform every shift, mainly pre-shift and post-shift inspections to keep the equipment clean and check the condition of machine tool parts, lubrication conditions, and whether the screws are loose, etc.;

 

CNC Machine Daily Maintenance

1 The indicator lights on the operation panel are working properly and there are no abnormal alarms

2 Confirm that the air pressure gauge is within the range of (0.4-0.6MPa) and there is no air leakage in the air compression system

3 Confirm that there is no abnormal noise in the motor and moving parts

4 Wipe the operation panel with a dry cloth to keep the panel clean

5 Clean the cutting fluid filter and keep it clean, and confirm that there is no water leakage in the cutting fluid pipeline

6 Check whether the cutting fluid level is normal, and adjust it if it is not normal

7 At the end of each shift, rinse the debris and other debris in the machine to keep the inside of the machine clean

8 Confirm that the spindle cooling fan is working properly

9 Check the safety door function. It is normal for the machine to stop running when the protective door is opened during machine operation

10 Check the air pressure detection function. It is normal for the air pressure to be too low to alarm when the air source is turned off

11 Check the emergency stop function. It is normal for the machine to stop running immediately when the emergency stop button is pressed during machine operation

12 Check whether the auxiliary equipment of the machine is intact and clean

CNC Weekly Maintenance

1 Wipe the surface of the machine with a dry cloth to keep the appearance clean

2 Clean the cutting fluid tank and pipes to remove foreign matter and keep the pipes unobstructed

3 Clean the spindle end face, spindle taper hole and tool magazine and wipe them clean with a cloth

4 Remove moisture from the water collector of the three-point combination

 

CNC Monthly Maintenance

1 Add grease to the XYZ three-axis and tool change mechanism

2 Clean the cooling fan filter of the electric cabinet

3 Check whether there is water or oil in the electric control box, and clean it if there is

4 Use the manual function to make the XYZ three-axis move the entire distance and check for abnormal noise

5 Clean the spindle cooling fan

6 Check whether the anchor screws are firm, and adjust the level of loose and unstable equipment

7 Clean the appearance of the oil recovery device and the filter element, check whether it is working properly, the motor has no vibration noise, and the oil return pipe is unobstructed;

Equipment Regular Maintenance

Monthly: Check the three-axis motor and moving parts for abnormal noise; Check the machine tool parameters for abnormalities; Check whether the air pressure is within the range of (0.4-0.6MPa) for air leakage; Check whether the shield and exposed pipelines are damaged; Check whether the lubricating oil system is working properly and whether there is oil leakage; Check whether the safety device is damaged (door lock, emergency stop switch, etc.);

Quarterly: Clean and maintain the debris in the XY axis sheet metal; Clean the cutting fluid tank and foreign objects in the pipeline to keep the pipeline unobstructed; Clean and maintain the spindle cooling fan; Check whether there is water or oil in the electric control box, and clean it if there is; Check whether the exhaust fan of the electric control box is working properly; Clean the appearance of the oil recovery device and the filter element, and check whether it is working properly; Semi-annual : Check whether water or oil has entered the transformer, and whether the exhaust fan is working properly; check whether the anchor screws are firm; clean the spindle end face and taper hole, and wipe them clean with a cloth; clean the tool magazine and check whether the tool holder is damaged; check whether the fans of each driver are operating normally; whether the water pump and oil recovery machine motor have vibration noise;

Annual: Check whether the tool magazine spring and each screw bearing are worn; check whether the machine tool backup battery has power; back up the machine tool certification documents and parameters; check whether the spindle tension is within the normal range; check whether the main power terminal and each terminal in the electric control box are loose; check whether the machine tool geometric accuracy is within the normal range; perform annual equipment accuracy inspection according to the "CNC machining center accuracy inspection table";

 

 

 

 

We have recently received exceptional feedback from our valued customer in Ecuador regarding our HTP500-6 Automatic Block Machine Line. The customer's satisfaction with the automation, stability, and the superior quality of the bricks produced is worth noting.

 

HTP500-6 Automatic Block Machine Line has proven to be a game-changer in the construction industry, thanks to its state-of-the-art features. Our customer highlighted how this advanced technology has greatly enhanced their production efficiency, allowing them to meet their demanding project deadlines effortlessly.

 

Moreover, the stability of the machine has been praised by the customer. Its robust design and precise engineering ensure smooth operation even under heavy workload conditions. Our dedication to providing reliable and durable machinery has undoubtedly impressed our customer, who has expressed their trust in our products.

 

One of the most impressive aspects of  HTP500-6 Automatic Block Machine Line is the outstanding quality of the bricks it produces. Our customer commended the precise molding process and consistent results achieved. The bricks manufactured using this machine line meet the highest standards, which is critical for construction projects that require durable and aesthetically pleasing materials.

 

In conclusion, our HTP500-6 Automatic Block Machine Line has received accolades for its automation capabilities, stability, and the remarkable standard of bricks it produces. We are truly honored to have satisfied customers in Ecuador and will continue to innovate and exceed their expectations. With our commitment to excellence, we aim to empower even more construction professionals with cutting-edge technology and top-notch machinery.

 

Litmash&Metalurgy Russia 2024: Revolutionizing Brick Production with Lianda Brick Making Machine

In an ever-evolving world driven by innovation and advanced technology, the stage is set an impressive display of engineering marvels at Litmash&Metalurgy Russia 2024. Amidst the awe-inspiring array of cutting-edge machinery, one name is making waves and ushering in a new era in brick production – Lianda Brick Making Machine.

Lianda Brick Making Machine, an epitome of excellence and precision, stands tall as the embodiment of ingenuity in the field. Its sleek design and state-of-the-art features have attracted the attention of industry leaders and enthusiasts alike, awakening a sense of futuristic possibility in the realm of construction.

At the forefront of its groundbreaking capabilities lies Lianda's enhanced automation system. This ingenious integration of intelligent software and robotics streamlines production processes, eliminating human error and enhancing efficiency to unprecedented levels. It is a true testament to the power of technology to revolutionize traditional industries.

 

Moreover,  Lianda Brick Making Machine boasts unbelievable versatility, capable of producing a wide range of brick types to cater to diverse architectural requirements. From conventional clay bricks to eco-friendly alternatives, the machine adapts effortlessly, appeasing the demands of sustainable construction practices. Throughout the exhibition, spectators were captivated by the seamless transition between various brick textures, colors, and sizes, all made possible by this remarkable invention.

Yet,  Lianda Brick Making Machine's influence extends beyond merely reshaping the manufacturing process. It embodies a conscientious dedication to environmental preservation. With its eco-friendly operation and optimized energy consumption, it serves as a beacon of hope, suggesting that progress need not come at the expense of our planet. This commitment to sustainability not only aligns with evolving industry norms but also with the global pursuit of a greener future.

Visitors to Litmash&Metalurgy Russia 2024 couldn't help but feel a sense of anticipation and exhilaration when witnessing the prowess of the Lianda Brick Making Machine. Its presence at the exhibition signifies a turning point in the construction industry, heralding a new generation of advanced technology that transcends traditional production methods.

As we look ahead to the future, one can only imagine the transformative impact Lianda and its Brick Making Machine will have on the global construction landscape. With a visionary mindset and an unwavering commitment to innovation, this remarkable invention has truly etched its name in the annals of progress, making Litmash&Metalurgy Russia 2024 an unforgettable milestone in the tale of modern craftsmanship.

In conclusion,Lianda Brick Making Machine's debut at Litmash&Metalurgy Russia 2024 is a testament to human creativity and the potential of technology to reshape industries. With its unrivaled efficiency, versatility, and sustainability, it epitomizes the essence of progress. As it ushers in a new era of brick production, it leaves us eagerly anticipating the architectural masterpieces that will grace our world in the years to come.

Amidst the raging tempest of a typhoon, the dedicated members of the Lianda team stand firm, ensuring the timely loading and shipment of the brick production line. With unwavering dedication, the Lianda personnel exemplify the spirit of "addressing customer needs promptly and understanding their desires." Despite the furious winds and relentless rain, nothing can deter our commitment to our valued customers. The inclement weather may pose a challenge, but it cannot break our determination to provide exceptional service.

In the face of adversity, our team remains resolute, undeterred by the forces of nature. We work tirelessly to fulfill our promises, transcending the barriers created by the storm. Each member of our team understands the urgency of our customers' needs, sympathizing with their concerns and striving to surpass their expectations.

As the tempest rages on, our team's perseverance shines through. We refuse to let the weather hinder our commitment to delivering excellence. Our dedication knows no bounds, as we rise above the challenges brought forth by nature. Rain or shine, we persist, fueled by a shared passion for serving our customers.

And so, amidst the roar of the storm, our resolve remains unyielding. We stand strong, steadfast in our mission to provide unparalleled service. While others may seek shelter from the tempest, we face it head-on, embracing the chaos as an opportunity to prove our mettle.

In conclusion, despite the tumultuous conditions brought by the typhoon, the Lianda team tirelessly remains at their posts, ensuring the seamless operation of the brick production line. With unwavering determination and a relentless pursuit of excellence, we defy the elements and fulfill our commitment to our valued customers. The storm may rage on, but our resolve remains unshak.

In today's rapidly changing world, the need for efficient waste management solutions has become paramount. QYJ-8000 Automatic Brick Press Machine emerges as the trailblazer in this domain, incorporating cutting-edge technology to streamline the process. With its automated hydraulic pressure system, this groundbreaking innovation is set to revolutionize the way we handle waste.

Effortless Efficiency:
Gone are the days of manual labor and time-consuming processes.  QYJ-8000 Automatic Brick Press Machine takes center stage by seamlessly combining hydraulic power and automation. This advanced technology ensures that waste materials, such as paper, plastic, and organic substances, are effortlessly transformed into durable bricks that can be used for construction or industrial purposes.

Unleashing the Power of Automation:
The automated hydraulic pressure technology embedded within QYJ-8000 Automatic Brick Press Machine is the backbone of its efficiency. This intelligent system detects and optimizes the pressure required for different waste materials, ensuring consistent and high-quality brick production. Through precise control and monitoring, it minimizes downtime, enhances productivity, and curtails resource wastage, making it an invaluable asset in waste management.

Environmental Advantages:
When it comes to waste management, the environmental impact cannot be overlooked. Traditional waste disposal methods often perpetuate pollution, but  QYJ-8000 Automatic Brick Press Machine brings about a breath of fresh air. By converting waste into bricks, this machine drastically reduces landfill waste, lessens carbon emissions, and champions the concept of sustainable development. It is an eco-friendly solution that cares for the planet while providing tangible benefits.

Versatility and Adaptability:
QYJ-8000 Automatic Brick Press Machine is designed to cater to a wide range of waste materials, allowing for optimal versatility. Whether it's recycled paper, plastic bottles, or organic matter, this machine handles them all with ease. Its adaptive nature enhances its compatibility with various industries, presenting endless opportunities for waste management and resource utilization. From construction projects to industrial applications, this innovation takes waste materials from zero to hero.

The Future of Waste Management:
Innovation is the driving force behind progress, and  QYJ-8000 Automatic Brick Press Machine is a testament to that. By bringing together hydraulic power and automation, it sets a new standard for waste management. As we strive for a cleaner and greener tomorrow, this state-of-the-art technology illuminates the path forward. QYJ-8000 Automatic Brick Press Machine's ingenuity and efficiency gift us a glimpse into a future where waste is no longer a burden but rather a valuable resource.

Conclusion:
QYJ-8000 Automatic Brick Press Machine heralds a paradigm shift in waste management. With its automated hydraulic pressure technology, it transforms waste materials into bricks, paving the way for a more sustainable and efficient future. By mitigating environmental impact, streamlining processes, and embracing versatility, this innovation takes waste management to unprecedented heights. Embrace the revolution and witness how  QYJ-8000 Automatic Brick Press Machine propels us towards a cleaner, brighter, and moreful world.