聚碳酸酯PC耐力板在我国的发展状况

　　五大工程塑料中的透明产品是永信PC耐力板国内外产能增长迅猛，2000年全球生产能力约为185万吨，2001年为220万吨，2002年265万吨，2003年275万吨，预计2004年将增加到290万吨，2005年达到325万吨，年均增长率约为12%左右。

　　五大工程塑料中一的透明产品是永信PC耐力板国内外产能增长迅猛，2000年全球生产能力约为185万吨，2001年为220万吨，2002年265万吨，2003年275万吨，预计2004年将增加到290万吨，2005年达到325万吨，年均增长率约为12%左右。

　　国内有一些企业与国外合作或采用国产化技术建设规模化永信PC耐力板生产装置，因此未来几年我国PC耐力板生产将步入新阶段，2006年国内生产能力将增至25万吨/a左右，2010将达到50-60万吨。

　　今后几年我国原有的主要消费领域仍将继续保持高速增长势头，计算机和家用电器持续增长，该领域未来对PC耐力板的年均增长率约为10%-12%；铁路、公路、机场及城市建设，对中空阳光板需求依然强劲，而且近年来国内长江和珠江三角洲一带利用PC耐力板加工生产板材企业经济效益比许多聚合物树脂生产企业好很多，预计中空阳光板未来对PC耐力板的需求年均增长率为

　　灯箱耐力板装置简介

　　本实用新型公开了一种os 箱耐力板和柔光板的固定装置，它包括柔光板和柔光板框架，耐力板和耐力板框架，上、下左支撑座和上、下

　　本实用新型公开了一种os 箱永信耐力板和柔光板的固定装置，它包括柔光板和柔光板框架，耐力板和耐力板框架，上、下左支撑座和上、下右支撑座，左侧板和右侧板，长度相等、相互平行且都位于一与灯外框架侧面平行的平面内的上、下左连杆，长度相等、相互平行且都位于一与灯外框架侧面平行的平面内的上、下右连杆，一对固定在左、右侧板前部的竖直滑道，耐力板框架可沿滑道滑动，耐力板框架安装后通过锁定装置固定，一对竖直滑轨，竖直滑轨顶部向前上方延伸有一斜滑轨，柔光板框架两侧边上下端分别固定一H形滑轮，滑轨具有供滑轮从下方插入的开口槽，两分别固定在灯箱外框架两侧底部的固定板，固定板向前下方设有凹槽。本实用新型使更换画面和清洁耐力板比较方便、操作比较安全。

　　一种灯箱耐力板和柔光板的固定装置，它包括柔光板和柔光板框架，耐力板和耐力板框架，其特征在于：它还包括固定在灯箱外框架上的上、下左支撑座和上、下右支撑座，一左侧板和一右侧板，一两端分别与所述上左支撑座和所述左侧板相铰接的上左连杆，一两端分别与所述下左支撑座和左侧板相铰接的下左连杆，所述上左连杆与所述下左连杆长度相等、相互平行且都位于一与灯外框架侧面平行的平面内，一两端分别与所述上右支撑座和所述右侧板相铰接的上右连杆，一两端分别与所述下右支撑座和右侧板相铰接的下右连杆，所述上右连杆与所述下右连杆长度相等、相互平行且都位于一与灯外框架侧面平行的平面内，一对固定在所述左、右侧板前部的供所述耐力板框架置入的竖直滑道，所述耐力板框架可沿所述滑道滑动，所述耐力板框架安装后通过锁定装置固定，一对固定在所述左、右侧板中部的供所述柔光板框架置入的竖直滑轨，所述竖直滑轨顶部向前上方延伸有一斜滑轨，所述柔光板框架两侧边上下端分别固定一中部具有凹槽的H形滑轮，所述滑轨具有供所述滑轮凹槽从下方插入的开口槽，所述滑轮以其凹槽与所述滑轨相配合并可在其上移动，两分别固定在灯箱外框架两侧底部的固定板，所述固定板向前下方凹设有供所述滑轮置入的凹槽。

　　The only transparent product of the five engineering plastics in China is Yongxin PC endurance board, whose global production capacity is about 1.85 million tons in 2000, 2.2 million tons in 2001, 2.65 million tons in 2002 and 2.75 million tons in 2003. It is expected to increase to 2.9 million tons in 2004 and 3.25 million tons in 2005, with an average annual growth rate of about 12%. The only transparent product among the five engineering plastics is Yongxin PC endurance board, which has a rapid growth in production capacity at home and abroad. The global production capacity in 2000 is about 1.85 million tons, in 2001 it is 2.2 million tons, in 2002 it is 2.65 million tons, in 2003 it is expected to increase to 2.9 million tons in 2004 and 3.25 million tons in 2005, with an average annual growth rate of about 12%. Some domestic enterprises cooperate with foreign countries or adopt localized technology to build large-scale Yongxin PC endurance plate production equipment. Therefore, in the next few years, China's PC endurance plate production will enter a new stage. In 2006, the domestic production capacity will increase to about 250,000 tons/a, and in 2010 will reach 500,000-600,000 tons. In the next few years, China's main consumption areas will continue to maintain high-speed growth momentum, computer and household appliances will continue to grow, the average annual growth rate of PC endurance board in this field is about 10%-12%. Railway, highway, airport and urban construction, the demand for hollow solar panel is still strong, and in recent years, China's Yangtze River and Pearl River Delta region using PC endurance plate processing and production. The economic benefit of plate enterprises is much better than that of many polymer resin enterprises. It is predicted that the average annual growth rate of demand for PC durable panels for hollow sunshine panels in the future will be the lamp box durable panels device. The utility model discloses a fixing device for OS box durable panels and flexible panels, which includes flexible panels and flexible panels frames, endurance panels and endurance panels frames, upper and lower left supports and upper and lower frames. The utility model discloses a fixing device for Yongxin Endurance Plate and Flexible Plate of an OS box, which comprises a Flexible Plate and Flexible Plate Frame, Endurance Plate and Endurance Plate Frame, Upper, Lower Left Supporting Base and Upper and Lower Right Supporting Base, Left Side Plate and Right Side Plate, with equal length and parallel to each other, and both upper and lower left connecting rods are located in a plane parallel to the side of the outside frame of a lamp, with equal length and mutual flatne The upper and lower right connecting rods are located in a plane parallel to the side of the outside frame of the lamp. A pair of vertical slideways are fixed at the front of the left and right side plates. The frame of the endurance plate can slide along the slideway. After the installation of the frame of the endurance plate, the frame of the endurance plate is fixed by locking device. A pair of vertical slideways extend from the top of the vertical slideway to the top of the front and the top of the vertical slideway. The upper and lower ends of the two sides of the flexible plate frame are fixed with an H-shaped The pulley and the slide rail have an opening groove for the pulley to insert from below, two fixed plates are respectively fixed at the bottom of both sides of the outer frame of the lamp box, and the fixed plates are provided with grooves at the front and bottom. The utility model makes the replacement of the screen and the clean endurance plate more convenient and safe to operate. The fixing device of the lamp box endurance plate and the flexo plate includes the flexo plate and the flexo plate frame, the endurance plate and the endurance plate frame. The fixing device also includes the upper, lower left supporting seat and upper, lower right supporting seat fixed on the lamp box outer frame, a left side plate and a right side plate, and the upper left connecting rod hinged with the upper left supporting seat and the left side plate at one end, respectively. The upper left connecting rod and the lower left connecting rod are equal in length and parallel to each other and are located in a plane parallel to the side of the outside frame of the lamp. The upper right supporting seat and the right side plate are articulated at one end and the lower right supporting seat and the right side plate are articulated at the other end. The right connecting rod, the upper right connecting rod and the lower right connecting rod are equal in length, parallel to each other and are located in a plane parallel to the side of the outside frame of the lamp. A pair of vertical slides are fixed at the front of the left and right side plates for the installation of the endurance plate frame. The endurance plate frame can slide along the sliding path. The endurance plate frame is fixed by a locking device after installation, and a pair is fixed at the front of the endurance plate frame. The vertical slide rail in the middle of the left and right side plates for the frame of the flexible plate is inserted. The top of the vertical slide rail extends upwards and forwards with an oblique slide rail. The upper and lower ends of both sides of the flexible plate frame are respectively fixed with an H-shaped pulley with a groove in the middle. The slide rail has an opening for the groove of the pulley to be inserted from below. The pulley matches the slide rail with its groove and can be used. Two fixing plates are respectively fixed at the bottom of both sides of the outer frame of the light box, and the fixing plates are concavely provided with grooves for the pulley.