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The hardware automatic riveting machine is used for riveting operations and comes in different types to suit distinct kinds of applications. Here are some of the common types.
This is an automatic riveting machine that employs compressed air to function. It rivets various materials quickly and efficiently. The riveting speed is quite high, so the operator can perform a large number of riveting tasks without getting weary. This riveting machine is used in car repairs, assembly lines, and the manufacturing of aircraft.
The hydraulic riveting machine automatically works with the help of a hydraulic system. It has a powerful driving force and is capable of handling large metal workpieces with varying levels of thickness. The machine provides a high level of accuracy when riveting parts. Using the hydraulic riveting machine can prevent the workpieces from warping and damaging in any way. It is mostly used in metal fabrication workshops and construction sites.
Both the hydraulic and pneumatic riveting machines are produced in different forms to meet distinct manufacturing needs.
In the central riveting machine, the working head is mounted on the machine’s column. It can easily center the riveting head to the workpiece. This centering feature offers a higher level of accuracy and efficiency in riveting.
Horizontal riveting machine
In the horizontal riveting machine, the working head, which is the riveting cylinder, is horizontally aligned. This machine is good for riveting horizontal workpieces.
The vertical riveting machine is much like the horizontal machine, but it has a vertically aligned riveting cylinder. Operators can easily use the vertical riveting machine to rivet workpieces in vertical orientation.
All the above-mentioned riveting machines can be operated automatically or manually. The automatic ones are more popular because they can improve the production efficiency of riveting tasks. The riveting accuracy is very high, and these machines are easy to use and operate.
The specifications for hardware automatic rivet machines may vary depending on the type and model. The following are the general specifications corresponding to various automatic riveting machines.
Power supply
Hydraulic riveting machines generally use hydraulic power, while pneumatic riveting machines use compressed air. Electric motors normally provide the power for electric riveting machines, or they may use a combination of electricity and other powers, such as electromagnetic power.
Riveting capacity
It is the maximum number of rivets that an automatic riveting machine can rivet in a given period. Different riveting machines may have different capacities depending on the design and power of the machine.
Rivet size range
Different automatic riveting machines are suitable for riveting machines of different sizes. The rivet diameter range may vary from 2 to 10mm or other sizes, while the rivet length range may vary from 5 to 25mm or other lengths.
Control system
Automatic riveting machines have different control systems to control the riveting process. It may have a microcontroller, PLC (Programmable Logic Controller), or other computerized control systems. The control system may have an interface for operators to set and adjust riveting parameters.
Machine dimension and weight
The overall size and weight of the automatic riveting machine. These dimensions and weights may vary according to the type and model of the riveting machine.
Working Pressure
For the pneumatic riveting machine, it works at a certain pressure, which is enough to drive the riveting process.
Speed
Some specifications for automatic riveting machines may include the riveting speed of the machine, which is the speed of the machine.
To ensure its normal operation, maintain the automatic riveting hardware machine, and extend its service life. The following maintenance methods are for reference only and should adapt to specific machines and situations; they are not one-size-fits-all.
Regular inspection
Check the riveting machine periodically, such as weekly or monthly. During the inspection, check if the riveting head, cylinder, and other parts are damaged. If any, repair or replace them right away. Riveting machines with hydraulic systems should check the oil level and hydraulic pipes regularly to ensure proper oil supply and no leakage.
Lubrication
Automatic riveting machines are equipment that runs with parts. Lubrication is essential. The riveting machine's moving parts, such as guide rails and bearings, should be lubricated frequently with lubricating oil or grease to reduce friction and wear between moving parts.
Cleaning
Use air or blow brushes to clean the dust and scraps on the riveting machine. Pay attention to cleaning the air blowholes of the machine and the cooling fan to prevent the machine from overheating and making it malfunction during operation.
Adjusting and tightening
Adjust the riveting force and speed according to the requirements and the machine's conditions. Periodically check and tighten various fasteners of the riveting machine to ensure that the parts are reliably connected and prevent loosening and displacement during operation.
The automated riveting machines have many usage scenarios in various industries. The most common usage of an automated riveting machine is to rivet metal sheets in the automobile manufacturing industry, airplane industry and shipbuilding industry.
In the automobile manufacturing industry, riveting machines are mainly for riveting interior automobile parts like auto doors, auto dashboards and auto body frames. Instead of welds, automobile manufacturers prefer to use rivets to assemble metal sheets because rivets can create strong joints and are more flexible than welds. An airplane main wing structure has many assembly joints reinforced with rivets. The riveting machines create strong joints that can withstand the most extreme forces. Due to its assembly, the ship also needs a riveting machine that can make strong joints that can withstand the force and pressure of seawater. Designers often use rivets instead of welds in ships because they are more flexible.
Because of their flexibility, durability, and ability to withstand pressure, riveting machines are also used in the construction industry to join structural components like beams, columns, and girders. Relying only on welding to join these structural components can create an inflexible structure that is more prone to breakage. Automated riveting machines make flexible joints.
Jewelry makers often use riveting machines to make jewelry in various styles. Jewelry riveting machines are usually manual and easy to use. They are often used to join bracelets, necklaces, and earrings with different types of metal.
Without the riveting method, metal components in the manufacturing industry that are under high-stress conditions are usually carefully machined, drilled, and polished. Window frames and hardware riveting machines assemble aircraft are common examples.
The above examples are just some usages of a riveting machine. The versatility and flexibility of riveting machines mean that they are widely used for joining metal parts in many other industries.
When purchasing automatic riveting machines, one should consider various features of the machine to ensure that the chosen machine performs its intended purpose effectively and efficiently.
Machine Capability
When selecting an automatic riveting machine, it's important to consider its capabilities. Different machines are designed to handle specific types and sizes of rivets, so it's essential to choose one that accommodates the desired rivets. Additionally, the machine's capacity to manage various materials should align with the project's needs. Factors like the workpiece's dimensions and shape, as well as the required rivet configuration, must also match the machine's specifications. Most provided automatic riveting machines are equipped to handle a wide range of materials and shapes.
Operation
Automatic riveting machines are available in various models, each with distinct operational characteristics. Common types include pneumatic rivet guns, which use compressed air, and electric rivet guns powered by electric motors and solenoids. Another option is the foot pedal riveting machine, where the operator's foot controls the machine. Pneumatic automatic riveting machines necessitate the presence of an air compressor at the workplace, while electric models offer easy portability and eliminate the need for a compressor. Foot pedal machines are selected based on the number of rivets to be fixed in a day. Electric and pneumatic machines can be used continuously, while foot pedal machines are suitable for simple jobs.
Workpiece configuration
It's crucial to consider the configuration of the workpieces when selecting an automatic riveting machine. The machine must accommodate the dimensions and thickness of the workpieces. Careful thought should be given to the machine's anvil and die configuration to ensure it produces the right kind of rivets for the workpieces. Moreover, the automatic riveting machine should be designed to reach all areas of the workpiece that require riveting. Depending on the configuration of the workpieces, different machines might be needed.
Durability
When purchasing an automatic riveting machine, it's crucial to consider its durability. Opt for a machine made of robust materials that can withstand demanding use. Additionally, selecting a petroleum-powered or electric automatic riveting machine over a dependent-on-human-labor machine can enhance durability, ensuring consistent performance without the variable impact of operator fatigue.
Q1: Which industries use riveting machines?
A1: Various industries use riveting machines, including the automobile, aerospace, construction, military, and metal manufacturing industries applications. The hardware riveting machine remains popular in the hardware industry.
Q2: Can riveting machines replace welds?
A2: Generally, riveting machines can replace welds. Rivets have distinct advantages over welds, making them perfect alternatives. They allow parts' thermal expansion and contraction without cracking. Repairs become easy since rivets allow disassembly. Replacement becomes easy as well since rivets can be replaced.
Q3: Do riveting machines produce stronger joints like welds?
A3: While riveting joints aren't typically stronger than welds, they can be strength rounded without reduced rivet joints compared to welds when properly applied. Their strength becomes comparable to that of welds.
Q4: Does the riveting machine require specialized operators?
A4: Unlike the riveting hammer, most automatic machines don't require specialized skills. Operators must undergo basic training to know how to set up the machine. The operator will also calibrate the riveting parameters since they vary depending on the material attributes.
