Acrylic has several decades of history as a high quality plastic material, in recent years as their production, processing technology is improving daily, the ever-changing advertising trick card market in the industry can be said to sun at high noon. Acrylic appearance of new signs and designs, attention, and gradually occupied more and more market share in high-grade light box signs, and the first choice of many famous enterprises sign material.
HC screen Special Indian network Acrylic light box making process:
(1) production of dies, molds are common wood mold, with the company saw a finished template, can be produced using hand-held reciprocating mold, according to.
(2) of the mold processing: grinding, trimming, smooth formation of mold.
(3) mold in the plastic platform location, coincidence of yin and yang fixed mold aligned position.
(4) acrylic sheet heating, plastic device commonly used in ceiling of the host temperature of 70 at the lower end of the system 150 .
(5) acrylic sheet heating temperature change required to achieve soft, the place (I type, type) plastic suction molding platform.
(6) Acrylic panel after molding semi-finished products, from the edge milling machine mill off excess edges.
(7) Acrylic panel with the word Mosaic Acrylic (Note: the word only for acrylic light boxes do not have this process).
Metal frame and select the appropriate Electric Lighting the role of metal main frame is to integrate the various parts of the light box, need precise size, appearance, and has some mechanical strength of sealing performance, protect the internal electrical lamp lighting and will not be damaged.
As for the specific use of materials, you need to determine the actual situation, you can use aluminum alloy, steel and so on.
To achieve these requirements, acrylic light box signs in the design, the need to consider the following elements:
Type of material Lightbox importance of the substrate is equivalent to the building foundation, material selection is correct, it means half the battle. The wider use of light box signs are mainly three categories of materials: acrylic board, PC board and PVC light box cloth, and acrylic plate is undoubtedly one of the most promising class of materials.
Acrylic has several decades of history as a quality Plastic Materials in recent years with its production, processing technology perfected in the ever-changing Advertisement Admission card market in the industry can be described as sun at high noon. Acrylic appearance of new signs and designs, attention, and gradually takes more and more market share in high-grade light box signs, and the first choice of many famous enterprises sign material.
Plane sign Recommended that all use of acrylic sheet making a high degree of greater than 600 mm light box signs should be some reasonable design of the lighting, and hang with the top fixed. Deformation due weight to prevent light box. Acrylic light box at the top to hang signs in the panel top edge of the area to be bonded or fixed by other means, acrylic, and a few light box frame with a solid combination, as the hanging of the crane, after which the top side will bear all the weight of parts . In the bottom edge of the Department Leave generous margin expansion. To ensure the long-term use of the safety and reliability, all bond should use polymeric acrylic adhesive. Light box structure designed to be reasonable, even if the top of the hanging of the crane problem, not the acrylic panel frame extrusion.
When bonding acrylic board, the proposed joints processed after the anti-lap slope can avoid the light leakage from the joints, the need to splice together a few pieces of acrylic plate numbers long light box Prior to the light of the recommendations in each half-lap joints allow the expansion of office space. In order to prevent undue lateral panels produce to the top of each block of the center wedge acrylic board screws, and then fixed in the light box frame, to ensure that the direction of each side have the same amount of thermal expansion, can prevent gap so that light leakage.
For height less than 600 mm light box signs, more or less can be used 3 mm acrylic plate with the traditional framework. If the lamp requires a very high surface roughness, not as self-respect and plate deformation, it is recommended to use 5 mm plate.
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