欧美日韩精品久久久免费观看,欧美高清性XXXXHDVIDEOSEX,欧美人妻日韩精品,高清欧美性猛交XXXX黑人猛交,欧美乱妇狂野欧美在线视频,欧美精品一区二区,欧美日韩一区,欧美人与性囗牲恔配,欧美午夜理伦三级在线观看,欧美日韩免费观看,欧美精品VIDEOSEX极品,性XXXX欧美老妇胖老太性多毛,欧美老熟妇又粗又大

中文English

XY-280 Core Drilling Rig

PRODUCTS > Core Drilling Rig > XY-280 Core Drilling Rig

XY-280 Core Drilling Rig

XY-280 drilling rig is type of vertical shaft drill. It equips L28 diesel motor which is made from CHANGCHAI diesel engine factory. It is mainly used for diamond bit drilling and carbide bit drilling of solid bed. It also can be used in exploring drilling and base or pile hole drilling.

1. Main Features

(1)     Compact size and light in weight of mechanical transmission, major diameter of vertical shaft, long distance of support span and good rigidity, hexagonal Kelly ensure the torque transfer.

(2)     High speed and suitable range of speed to meet varies need of small diameter diamond bit drilling, big carbide bit drilling and all kinds of the engineering holes.

(3)     Hydraulic systems can adjust the feeding pressure and the speed, so it can satisfy the drilling in various stratums.

(4)     Pressure gauging can make you get the information about the feeding pressure at the end of the hole.

(5)     Transmission and clutch of Automobile are choice in order to achieve the good generalization, easy repairing and maintenance.

(6)     Close levers, convenient operation.

(7)     Motor start by electricity, reduce labor force.

(8)     Six speeds gearbox, wide speeds range.

(9)     The spindle has the octagon section so give more torque.

2. Technical parameters

Fundamental
  parameters

Max. Drilling Depth

Ф59mm

280m

Ф75mm

200m

Ф91mm

150m

Ф110mm

100m

Ф273mm

50m

Ф350mm

30m

Diameter of drilling rod

50mm

Angle of drilling

0°-90°

Rotation
  unit

Co-rotation

93,207,306,399,680,888r/min

Reverse rotation

70,155r/min

Spindle stroke

510mm

Max. pulling up force

49KN

Max. feeding force

29KN

Max. output torque

1600Nm

Hoist

Lifting speed

0.34,0.75,1.10m/s

Lifting force

20KN

Cable diameter

12mm

Drum diameter

170mm

Brake diameter

296mm

Brake band broad

60mm

Frame moving
  device

Frame moving stroke

410mm

Distance away from hole

250mm

Hydraulic
  oil pump

Type

YBC-12/125(L)

Rated pressure

10Mpa

Rated flow

18L/min

Rated speed

2500r/min

Power unit(L28)

Rated power

20KW

Rated rotating speed

2200r/min

Overall dimension

2000*980*1500mm

Total weight(without motor)

1000kg

 


又硬又粗又大一区二区三区视频 | 国产嫖妓一区二区三区无码 | 性生交片免费无码看人 | 国产视频中文字幕在线观看 | 成人欧美一区二区三区白人 | 内射无码专区久久亚洲 | 97超级碰碰碰碰久久久久 | 国产精品高清国产AV | 国产亚洲av人片在线观看 | 免费A级毛片高清视频不卡 久天啪天天久久99久孕妇 | 久久久天天天天性色综合网 | 午夜无码一区二区三区在线观看 | 狠狠躁天天躁av性色老牛影视 | 亚洲欧洲无卡二区视頻 | 亚洲国产精品自在线一区二区 | eeuss鲁片一区二区三区 | 日韩亚洲欧美一区二区三区 | 亚洲成熟AV人片观看无吗 | 国产中文欧美日韩在线 | 免费va国产高清大片在线 | 国产欧美另类久久精品蜜芽 | 91热久久免费频精品无码 | 久久精品囯产精品亚洲 | 久久人人爽人人爽人人片av软件 | 精品国产亚洲福利一区二区手机版 | 精品国产一区二区三区免费 | 热九九99亚洲香蕉精品AAV综合麻豆蜜桃 | 国产无套内射又大又猛又粗又爽 | 人妻AV中出无码内射 | 国产午夜三级一区二区三 | 在线涩涩免费观看国产精品 | 蜜桃臀在线观看一区二区三区 | 国产成人综合青青草原 | 国产午夜福利100集发布 | 人妻夜夜爽天天爽三区麻豆AV网站 | 内射白浆一区二区在线观看 | 日韩高清一区二区在线观看 | 亚洲色欲AV无码成人专区 | 久久天天躁狠狠躁夜夜躁2014 | 精品动漫卡通无码一区二区 | 精品国产三级a∨在线观看 精品国产亚洲一区二区三区 |