How to construct a formwork for inclined beams in a bracket connection?

Constructing Formwork for Inclined Beams in a Bracket Connection

In the mold base industry, the construction of formwork for inclined beams in a bracket connection requires attention to detail and expertise. This article will outline the step-by-step process of constructing formwork for such beams, ensuring a clear and professional approach to the task.

Step 1: Understand the Design

The first step is to thoroughly understand the design requirements of the inclined beams in a bracket connection. This includes studying the architectural drawings, structural calculations, and any specific instructions or guidelines provided. Understanding the design will help determine the required dimensions, angles, and locations of formwork supports.

Step 2: Material Selection

Choose appropriate materials for constructing the formwork. Typically, plywood or timber boards are used for the formwork surface, while steel or timber frames are employed for the supporting structure. The materials should be selected based on their strength, flexibility, and durability to withstand the pressure and weight exerted by the concrete during pouring.

Step 3: Establish the Support Structure

Construct the supporting structure for the formwork. This involves installing vertical posts or studs at specified intervals along the length of the inclined beam. The posts should be securely anchored to the ground or any other stable foundation. Horizontal beams or battens should be fixed to the posts, parallel to the inclined beam, to provide additional support and stability.

Step 4: Install the Formwork Surface

Fix the plywood or timber boards to the supporting structure to create the formwork surface. Ensure that the boards are properly aligned, and there are no gaps or overlaps. Secure the boards in place using nails or screws, making sure they are tightly fastened to prevent any movement or deformation during the concrete pouring process.

Step 5: Reinforcement and Alignment

If reinforcement is required for the inclined beam, such as steel bars or mesh, install them according to the design specifications. Additionally, use measuring tools, such as laser levels or spirit levels, to ensure that the formwork is properly aligned and at the correct angle. This is crucial for achieving a precise and uniform concrete finish.

Step 6: Pouring and Curing

Once the formwork is properly installed and aligned, the next step is to pour the concrete. Use a concrete pump or other suitable methods to pour the concrete mixture into the formwork, ensuring that it reaches all corners and areas evenly. After pouring, carefully monitor the concrete curing process, providing the necessary measures to support and protect the formwork from any external factors that may affect the quality of the curing process.

Step 7: Demolition of Formwork

Once the concrete has cured to the desired strength, the formwork can be dismantled. Start by removing any additional supports or braces, and then gradually remove the formwork surface by loosening the nails or screws. Take care not to damage the concrete or any adjacent structures during the dismantling process. Properly dispose of the formwork materials to ensure environmental responsibility.

In conclusion, constructing formwork for inclined beams in a bracket connection requires a systematic approach and attention to detail. By understanding the design requirements, selecting appropriate materials, establishing a reliable support structure, installing the formwork properly, and following correct procedures for pouring and curing, a high-quality result can be achieved in the mold base industry.