为了和LTW—15型跳汰机相配套,我厂在设计时采用20DT_1型电磁振动给煤机。由于订不上货,1972年自制了这种型号的给煤机三台,结合现场情况,先将一台给煤机安装在一个缓冲煤仓的下面(见图1)。试生产时,在一个槽箱内,给煤量一边大一边小,其主要原因是两个激振器不谐调。当时我们又没有测量调整仪器,无 In order to match with LTW-15 Jig, our factory adopts 20DT_1 type electromagnetic vibrating coal feeder when designing. In order to stop loading, in 1972, three coal feeders of this type were made. According to the site conditions, a coal feeder was installed below a bunker bunker (see Figure 1). Trial production, in a tank, to the amount of coal on the one side of the small, the main reason is that the two exciters are not harmonious. At that time we did not measure the adjustment instrument, no