DY型履带式塑料型材牵引机采用双履带式牵引方式，可控硅无级调速。主要和塑料挤出机配套，用于塑料管材，软管等各种塑料型材的挤出牵引，适用范围广，使用方便。
DY Model caterpillar type shaped plastic material drawer adopts double caterpillar drawing method, thyristor stepless governor.It is mainly used with a plastic extruder for plastic pipe material, soft pipeother plastic shaped materials.Its applicability is wideits usage is convenient.
SDY-1Q牵引机本机主要用于将挤出后的铝塑复合管以恒定速度牵引。它采用气压式、带式增压牵引、压力柔性化，并且可以精细调节。本设备同时适用于其他软、硬塑料管的牵引。
The machine is mainly used in steadily drawing the aluminium- plastic compound pipe material after it is extruded, cooled, dried,printed by the tractor.The drawing system includes frame, driving system, air-operation systemconytrol system.The machine adopts vapor-pressure type, belt type drawingpressure flexiblity. It can be adjusted finely.The equipment is nalso suitable for other softhard plastic pipes.
主要技术参数：Main Technical Standards ：
| 型号 Model | DY-1 | DY-2 | DY-3 | LY-1 | DY-3A |
| 牵引速度 Drawing speed （m/min） | 0.3-10 | 0.4-5 | 0.5-10 | 0.3-5 | |
| 牵引zui大尺寸 Max. drawing size（mm） | 120＊120 | 150＊150 | 210＊160 | 60＊30 | 210＊160 |
| 牵引中心高度 Max. drawing hight（mm） | 800-1000 | 1000-1100 | 950-1050 | 1200 | 800-4000 |
| 牵引功率 Drawing power（kw） | 1.5 | 3 | 4.4 | 1.1 | 5.5 |
| 外形尺寸 Appearance size（mm） | 1250＊650＊1600 | 1550＊800＊1750 | 2740＊1200＊1800 | 900＊500＊1650 | 2200＊1000＊1750 |
| 重量 Weight（kg） | 500 | 700 | 1200 | 300 | 300 |
主要技术参数：Main Technical Standards ：
| 技术参数Main Technical Standards:型号Model | SZ4 | SZ6 | SZ8 |
| 牵引速度Drawing speed :m/min | 0.3-3 | 0.2-2 | 0.1-1 |
| zui大牵引力Max. pulling force N | 15000 | 20000 | 50000 |
| 主电机功率Main motor power kW | 4 | 7.5 | 15 |
| 总功率Total power | 5.5 | 7.5 | 15 |
| 牵引中心高度Max.drawing height:mm | 1000-1100 | 1000-1200 | 1150-1300 |
| 有效牵引长度Effective pulling length:mm | 1500 | 2200 | 2500 |
| 牵引管子规格:Pulled pipe specification:mm | φ100-φ300 | φ200-φ500 | φ350-φ750 |
| 重量Weight :kg | 3000 | 4000 | 5000 |
| 外形尺寸Appearance size:mm | 2870×1585×2250 | 3440×2000×2500 | 2940×2560×2900 |
主要技术参数：Main Technical Standards ：
| 技术参数Main Technical Standards: | DYC1-800 | DYC1-1500 | DYC2-2000 |
| 牵引速度Drawing speed :m/min | 1-10 | 0.5-8 | 0.5-8 |
| 牵引中心高度Max.drawing height:mm | 950-1100 | 950-1100 | 950-1100 |
| 牵引功率Drawing power:kW | 2.2 | 4 | 5.5 |
| 外形尺寸Appearance size:mm | 1800×885×1720 | 2200×900×1720 | 2800×1015×1720 |
