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Mobile gantry system / A frame gantry system

by

sam swift

What is an a-frame or mobile gantry? how is it used? Would it fit my purpose? The solutions to those commonly asked questions are right here within this article along with some key safety aspects to think about whilst using an a frame / mobile gantry.

The lifting of heavy objects does not always necessitate the installation of expensive apparatus or permanently changing your work space. A-frame or mobile gantry systems provide a non-permanent arrangement to help with your lifting of heavy loads. Their portable design will allow for relocation for use in more than one facility or work region, in a light-weight economical way. An A-frame gantry is a style of overhead crane, but transportable, not fixed. A-frame gantries comprises a horizontal beam in addition to braced end supports or legs. A-frames range in dimension from small workstation cranes to heavy duty construction cranes, furthermore are speedy and simple to assemble. As no permanent installation is necessary it makes them perfect if you lease your work space, require to lift loads in a variety of places or when the need to lift heavy loads is infrequent, when the mobile gantry could be positioned out of the way. They’re ideal for use in car garages for lifting out engines, and are frequently present in smaller factory units together with larger industrial areas, the truth is these gantry systems have several uses. Mobile gantries are designed for positioning over the load before lifting, they must Never be used for transporting the load. A-frames / mobile gantries are frequently fitted with four heavy duty castors to make manoeuvring the system incredibly easy, nevertheless if castors are fitted then it is highly recommended that no less than two of them contain brakes, to ensure stability whilst lifting. Parking jacks are also commonly used and should be easy to obtain from the mobile gantry’s supplier. An a-frame gantry / mobile gantry is a structure intended to bear the load, other lifting gear will probably be required to raise and lower the load itself. The most typical and frequently used lifting gear on mobile gantry systems is electric hoists, but other kinds of lifting gear can also be used, such as a manual chain hoist, chain slings, magnet lifters, and many more; all the lifting gear equipment has to be attached on the horizontal beam of the a-frame by way of either a beam clamp which will retain the load in the same position, or perhaps a beam trolley that may be moved along the beam. Like all lifting gear, the safe use, inspections and maintenance routine are of vital importance, and should never be neglected. For in-service inspections you should frequently inspect the a-frame for any damage or defects which may affect the safety of the system. Always examine for any loose or else absent bolts and/or locking pins; check for damaged wheels, brakes and parking jacks, damaged or absent runway end stops and any flaws to the structure such as cracked welds or a distorted frame. The swl markings should be visibly evident. It is good procedure to apply some simple maintenance processes at the same time as an inspection to keep your apparatus running safe and sound, smoothly and for longer; grease the bearings as well as screw jacks and every other moving part i.e. wheels; the running surface on the horizontal beam needs to be frequently cleaned, and always checked for debris. It’s important to always adhere to the manufacturers safety guidelines to help to avoid potential problems, here i will discuss a few of the most important factors to remember; Constantly check the mobile gantry prior to use, never use defective gantries or if problems are suspected; Make sure all bolts are in place and firm; ensure the floor everywhere the gantry is to be used is flat and clear, and capable of taking the load; Always place the gantry so that the lifting device used is directly above the load and also the beam is in the path of travel needed; The centre of gravity of the load should remain below the runway centre line or the gantry may tip over; Always operate brakes or parking jacks where fitted prior to lifting the load; You should never turn loads unless the centre of gravity will stay beneath the central line of the beam; never put ladders against the gantry or climb on them when unrestrained. In particular you must never forget; Never transport an a-frame gantry whilst under load; Never exceed the safe working load limit; Never try to drag loads; Never swing loads to the side or beyond the end of the track. Bear in mind, using any form of lifting gear can be risky, so always abide by safety information, and frequently get your lifting gear inspected and tested by a suitable person. Stay safe.

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Mobile gantry system / A frame gantry system