A hoist is useful for lifting freely hanging items or bulky loads vertically, since it works in combination with overhead cranes and workstation cranes. The lifting capacity of each hoist is determined by how the device is built, while its travel is controlled by an operator. This can either be done manually, using a wired pendant station, or wirelessly.
Through the years, hoists have been assets in a variety of sectors, including manufacturing, warehousing, and construction. One of its main functions is lifting heavy materials in support of production or storage. It is also essential for the efficient loading and unloading of various items.
What is a Hoist?
A hoist is a mechanical or electro-mechanical lifting device that uses force amplification to move things vertically and sustain weights that are suspended. It distributes weight by transferring low force over long distances into greater forces delivered over shorter distances via pulleys or gears.
It also has a reeving configuration in which the chain or rope is coiled around a barrel, drum, or wheel and then wrapped around various gears or pulleys with varying radii. This also influences how a load’s force is distributed or transmitted.
There are also hooks attached on a hoist. One hook is at the fixed end that attaches to a crane or trolley and the other one is at the movable end that engages the cargo.
Furthermore, hoists are utilized in fixed or mobile applications. They are also useful for both general lifting or for specialized tasks.
What are the Uses or Applications of Hoists?
Hoists have been proven useful in an array of industries, including:
• Commercial Printing
• Warehousing and Distribution
In addition, hoists can be used for support in processing and handling operations across a facility. These include the following:
• Moving products through manufacturing processes
• Obtaining more components for additional effort
• Loading completed goods into open trucks or railcars
• Work-in-process staging or holding for subsequent manufacturing processes
• Transporting heavy objects to and from storage places
• Moving large items to and from ports in the warehousing industry
The Benefits of Using Hoists
Hoists are a great choice for businesses because aside from their main functionalities, they offer numerous other advantages. These include:
Hoists can be outfitted with below-the-hook attachments, end effectors, or specialized equipment, allowing them to handle a wide range of items and weights.
They may help relieve the pressure off operators by doing the heavy lifting, which minimizes fatigue and the risk of injury.
Hoists may be readily refitted to provide greater lifting capacity. They can also be utilized both inside and outside of the facility.
Lower Maintenance Costs
Because of their versatility and capacity, hoists require less maintenance than other lifting devices.
Hoists are compact and lightweight, making them ideal for transport between facilities or work sites.
Hoists feature highly automated systems that can navigate to an exact position with an accuracy of 1000th of the rated speed.
Reduction in Product Damage
Hoists provide straight and smooth route raising over obstructions. Since they include soft start capabilities, numerous speed options, and a range of end effectors to interact with and secure the load, the products are handled gently to reduce damage.
Because hoists operate overhead and in a given location, they are less likely to maneuver a load into personnel, walls, machinery, or other barriers.
Now that you’re aware of hoists and their uses and advantages, you should bear in mind their key characteristics so you can purchase the hoist that’s best for your business.
This refers to the maximum weight that the hoist can sustain, which is determined by the tolerance of the line material. Other elements that might affect it would be the frequency of use, power supply, and structure on which the hoist is mounted.
If you want a dependable hoist that can handle a variety of large weights, you must first assess the weight of the load. Once you’ve come up with an estimate, you should choose a hoist with a lifting capacity greater than the projected weight.
This is the medium that a force will be applied to in order to raise an item. The most typical line materials used for hoists are chains, wire ropes, and cables. However, if you’re utilizing hoists to raise smaller or lighter weights, ropes, straps, or webbings should suffice.
The power source is the component that supplies energy to the hoist, causing it to spin the gears that lower or elevate the line material. Each type of hoist has a unique power source. Manual hoists, for example, are controlled by hand chains or levers. Electric hoists are often used on big weights and are powered by electric motors.
Finally, there are hydraulically driven air hoists, which are often employed in settings where electrical unit sparking pose a safety threat.
Hoists can be suspended or placed in fixed places by hooking or bolting them to permanent fittings or moveable platforms. They can also be outfitted with built-in technology that connects them to overhead trolleys. You may push or drag the hoist along the rail in this manner.
The lift height of a hoist refers to the distance between the load hook’s highest and lowest positions. If you combine the lift height with the headroom, you get the reach.
The lift speed of a hoist refers to the rate at which it can lift a weight. Hoists have variable lift speeds that are affected by the load weight and height. The higher the capacity it has, the lower the lift speed. There are also hoists with multiple lift speeds, which allow for greater versatility when working with a variety of loads.
The headroom refers to the distance between the rail on which the hoist is mounted and the hook connecting to the load. You can calculate a hoist headroom using the distance from the place where the hoist is installed up to the lifting hook.
What Are the Different Types of Hoists?
A manual hoist elevates a weight under the control of the operator by raising and lowering a lever. This approach engages a ratchet and pawl arrangement that progressively lifts or lowers the weight and creates or releases tension.
Air or Pneumatic Hoist
An air hoist is powered by pneumatically driven motors and is often used in explosion-risk zones. This is because it is made of spark and corrosion-resistant materials, making them the best choice for lifting objects in hazardous environments. Compared to electric hoists, air hoists are much faster at lifting.
An electric motor and controller give power to an electric hoist to lift and lower materials at varying speed levels. This type of hoist is excellent for industrial production lines and small machine shops that demand faster and more frequent lifting. However, it cannot be continuously used 24/7, and it is not safe in explosive and hazardous environments.
What Are the Various End Effectors That Can Be Used With Hoists?
End effectors are application-specific attachments that you can add to the hoist to handle the lifting or positioning of different loads. There are various end effectors, such as:
⦁ C Hook – This is a device that allows the lifting of a coil by inserting a hook into the inner diameter of the coil. The rotation of the C hook, which is mounted to the bottom block of a hoist for extra load management, is powered by a motorized hook rotator.
⦁ Gripping Lifters – They efficiently hold a weight by employing friction or indentation-causing pressure. Clamps and coil grabs are two examples. Clamps hold a load with a scissor-like motion, whereas coil grabs grasp the outside diameter of a coil by turning it with other grasping devices.
⦁ Mechanical Lifters – These instruments are made up of two or more stiff components. When the components are manually activated, they move in tandem to secure the load.
⦁ Vacuum Lifters – As opposed to mechanical lifters, these use an electric-powered extraction pump as well as sealed pads. The vacuum lifters generate a suction pressure in order to secure the lifter to an item.
⦁ Sheet Lifters – This equipment wraps two claws around the edges of a sheet metal or wood cargo to grip it. The sheet is kept in the lifter by a lip on the lower section of the claws.
⦁ Pallet Lifters – This is a below-the-hook lifting device that is designed with forks. It performs the function of a forklift while also employing the capabilities of a hoist. This tool is often connected with a bail and hook configuration.
⦁ Lifting Beams – This beam might be constructed of solid metal, manufactured metal, or wood. It is suspended from a hoist, allowing the operator to secure and regulate the load’s movement at many points.
⦁ Magnets – This device is an ideal end effector for manual chain hoists. Magnets, with or without an electric power supply, can lift, transport, or release flat or spherical ferrous objects.
⦁ Strap Hoists – These are often constructed from nylon, polyester, wire rope, or chain lift materials. Strap hoists with levers can be used to raise, lower, or draw a weight. They can also be used to apply or release tension.
⦁ Drum Lifters – This tool can help lift drums by using three different hoist attachments. It also allows the hoist to flip drums over for convenient filling and emptying of containers.
Where to Purchase Affordable and High-Quality Hoists in the Philippines?
Whatever industry your business operates in the Philippines, there is always an appropriate hoist to meet your requirements. Turn to Compresstech Resources Inc. for reliable and high-quality hoists that help get the job done. With 34 years of experience in the industry, we have built partnerships with major industry partners to provide our clients with top-notch and cost-effective products in the Philippines.
What Are the Hoists Offered by Compresstech Resources Inc.?
We have collaborated with Ingersoll Rand to provide hoists capable of handling up to 100 tons of combined weight. These safe and long-lasting products are designed for a variety of jobs that involve strong lifting and pulling of items.
Ingersoll Rand Air Chain Hoist
The Air Chain Hoist from Ingersoll Rand is one of the most flexible heavy-lifting hoists in the company’s catalog. They are suitable for high-speed, high-duty-cycle, variable-speed, and precise lifting activities in harsh environments.
It includes a variety of features, such as:
⦁ Construction – This air chain hoist is built entirely of steel for increased durability and adaptability to harsh conditions. It is composed of a Grade-80 calibrated load chain that is corrosion-resistant, coated, and immune to dust and humidity for a full duty cycle.
⦁ Positioning – For accurate lifting, the air chain host features a distinctive gear-type air motor with strong starting torque and variable speed control through a pilot pendant.
⦁ Safety – We always prioritize our clients’ safety, which is why this hoist has a self-adjusting automated disc brake for further security. It has upper and lower limit switches for horizontal placement, a central air emergency stop on the pendant, and a built-in main air shut-off valve on CE models.
⦁ Versatility – You may customize this air chain hoist to meet your needs by adding chain containers, rigid mounting trolleys, and other CE-compliant options. You may also use solid bronze or bronze-coated pieces to combine it with other spark-resistant devices for explosive operations.
Ingersoll Manual Hand Chain Hoist
The manual chain hoist from Ingersoll Rand is designed for harsh environments because it offers excellent durability to complete your most challenging tasks.
It boasts the following features:
⦁ Construction – For increased longevity, the manual chain hoist features a high-strength gear case, metal frame, and premium alloy steel grade 100 load chain.
⦁ Efficiency – The device’s unique hand chain guide ensures that users have a seamless industrial operation. When the device is operated away from the load region, this guide prevents jamming, making it suitable for pick and drift applications. Additionally, it features heavy-duty cast hook latches for more minor latch replacements and efficient gear reduction for easier lifting.
⦁ Safety – In addition to the standard overload protection, it has an open frame design for self-cleaning, rapid load sheave inspection, and simple hoist maintenance.
Ingersoll Rand’s electric hoist brings durability, modularity, and flexibility packed in a lightweight, modern design. This hoist focuses on safety, performance, and reliability for optimal task performance with high-capacity loading requirements.
This electric hoist improves the production process by reducing mistakes and enabling for the safe handling of machines, vehicles, and large items. It may be used for a variety of purposes, such as manual and motorized trolley application, chain containers, hook suspension, and strain relief.
Ingersoll Rand’s electric hoist has a variety of features to meet the needs of jobs in different areas, including:
⦁ IP65 Protection – Our electric hoist is water- and dust-resistant, making it ideal for usage in both industrial and manufacturing applications.
⦁ Improved Efficiency – It has an integrated motor with cooling fins and a fan wheel to minimize operating temperature and disassembly time. In addition, the hoist has a lightweight, compact design that allows for faster and safer installation and disassembly.
⦁ New Custom Profile Chain. The chain has a hardened magnesium phosphate-coated casing. It also has low wear and a high durability due to its corrosion resistance.
⦁ Closed Gearbox – Because of its three-stage gearing, the electric hoist runs softly. The gearbox also has self-contained permanent lubrication and a modular design that reduces maintenance time, components, and complexity.
Hoists are essential devices used for lifting different equipment, especially the heavier ones. These tools allow people to transport loads without putting too much effort into the given operation.
Compresstech Resources Inc. is a trusted hoist provider in the Philippines. Our company strives hard to satisfy our clients’ needs, whether for mining, manufacturing, textile, or other industrial applications.
Reach out to us today for more information regarding our products! We look forward to hearing from you.