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The hook type shot blasting machine makes use of a steel hook to hang and blast workpieces in various shapes and sizes. The machine can be used to remove rust, paint and scale from the surface of the workpieces and prepare them for further processing. Based on how the workpieces are loaded into the machine, this shot blasting machine can be further subdivided into two types: manual hook type and automatic hook type.
Manual Hook Type
In a manual hook type shot blasting machine, the workpieces are hung on the steel hook by operators. Once the workpieces are placed in the blasting chamber, blasting wheels inside the chamber will rotate at a high velocity and shoot the abrasive material towards the surface of the workpieces. The abrasive will hit the surface of the workpieces, which can effectively remove any dirt or other obstacles that happen to be on them. The procedure is completed manually. As such, this machine is ideal for businesses that deal with workpieces of differing sizes.
Automatic Hook Type
In an automatic hook type shot blasting machine, the workpieces are fed into the machine through a conveyor belt system. One of the surprising features of this machine is that the same type and size of workpieces can be dealt with. In blasting chambers, steel balls or other types of abrasive materials are shot at high velocities towards workpieces from multiple angles. Because of this, higher production rates are achievable when compared to the manual version of this machine. This shot blasting machine is ideal for use in workplaces where more routine and faster processing is required.
Regular maintenance of hook type shot blasting machines is essential to ensure their proper functioning, enhance their lifespan, and maintain safety standards. Here are some invaluable maintenance tips:
Steel structure and shape
Hook type shot blasting machines are mainly used for the surface treatment of steel structures and shapes, such as steel beams, columns, trusses, angle irons, and channels. They can efficiently remove rust, oxide scale, and other impurities from the surfaces of these materials, improving their adhesion and quality for subsequent coatings or assemblies.
Heavy and bulky workpieces
Hook type shot blasting machines are suitable for processing heavy and bulky workpieces that cannot pass through other types of shot blasting machines or conveyer belts. Their crane hooks allow operators to easily suspend and position these large workpieces within the blasting chamber for surface treatment.
Foundry industry
The foundry industry commonly uses hook-type shot blasting machines to remove sand residues from castings after the casting process. These machines effectively clean the surface of castings, removing any remaining molding sand, oxide, or other defects. By doing so, they enhance the surface finish of the castings and prepare them for subsequent operations such as machining, assembly, or surface coating.
Aerospace and automotive industries
In the aerospace and automotive industries, hook-type shot blasting machines are valuable for surface preparation tasks. They are used to prepare the surfaces of components such as aircraft parts, automotive body panels, engine components, wheels, and suspension elements. The shot blasting process removes contaminants like oxides and impurities, improving the adhesion of primers, paints, and other coatings applied to these components. By ensuring proper surface bonding, hook-type shot blasting machines contribute to the durability and longevity of coatings used in critical aerospace and automotive applications.
General manufacturing
In general manufacturing facilities, hook-type shot blasting machines find applications in various industries where surface preparation is essential. These machines are used to clean and prepare the surfaces of different metal materials and components utilized in diverse manufacturing processes. By eliminating surface contaminants, hook-type shot blasting machines enhance the quality and adhesion of subsequent coatings, enabling improved manufacturing outcomes across multiple sectors.
When choosing a hook type shot blasting machine for sale, buyers need to consider several factors to ensure that the machine they are getting will meet their needs and requirements.
Q1. Which factors affect the hook type shot blasting machine price?
A1. The design and configuration of the machine can affect the pricing, such as the size and weight capacity, control system, and safety features. Also, the quality and performance of the blasting media can affect the price of the machine. Some blasting media are more expensive than others. Hook type shot blasting machines with higher power ratings will cost more. The installation and maintenance costs will add to the total price of the machine.
Q2. What is the duty cycle of a hook shot blaster?
A2. The duty cycle of the hook shot blasting machines is approximately 60%. This means that the machine should operate for 36 minutes and then stop for 24 minutes within an hour.
Q3. What are the advantages of a hook shot blasting machine?
A3. A hook shot blasting machine offers many benefits to users. It can effectively clean and prepare the surface of workpieces. It can remove scale, rust, burrs, and other surface impurities. The machine can also improve the surface finish of the workpieces and increase their adhesion to coatings. A hook shot blasting machine can also enhance the fatigue resistance of metal components by relieving internal stresses. This increases the longevity of the component by making it less susceptible to wear and tear. Another advantage of the hook shot blasting machine is that it is easy to load hooks, chains, and racks into the machine.
Q4. What are some disadvantages of a hook shot blasting machine?
A4. The hook shot blasting machine has some disadvantages. It occupies a large floor space and may not be suitable for businesses with limited space. The cost of the hook shot blasting machine is higher than that of the hanger and turbine machines. The machine needs regular maintenance and periodic replacement parts to keep operating efficiently. If the blasting media is not collected and reused, operating costs will increase.