图纸常用英语.

图纸常用英语.

剖面图section, sectional view

重合剖面coincide section, revolved section 移出剖面removed section

剖面线section line

剖面符号symbols for section-lining

习惯画法conventional drawing

局部放大图drawing of partial enlargement 零件图detail drawing, working drawing

第三角投影third angle projection

粗实线continuous thick line, full line, visible line

细实线continuous thin line

虚线dot line, dashed line, hidden line

点划线dash and dot line

双点划线double dots line

波浪线

断裂线break line

剖切平面迹线cutting plane line

尺寸线dimension line

尺寸界线extension tine

尺寸dimension size

箭头arrowhead

基准datum

基准线datum line

基准面datum plane

中心孔central hole

中心距center distance

轴shaft, axle

孔hole

斜孔inclination

装配图assembly drawing

性能尺寸characteristic dimension 大小尺寸size dimension

总体尺寸

外形尺寸outer dimension

配合尺寸fit dimension

内圆角fillet

外圆角round

尖角sharp corner

倒角chamfer

轮缘flange of wheel

缘、边、环rim

轴肩shoulder

凸台boss

凹坑concave pit

轴颈shaft neck直纹滚花straight knurling s网纹滚花hatching knurling 键槽key-way

退刀槽escape

拔模斜度pattern draft

填料盒gland box

油槽oil groove

油封oil seal

标准件standard parts

螺纹thread

外螺纹external thread

内螺纹internal thread

大径major diameter

小径minor diameter

螺距pitch of thread

牙型form of thread

旋向direction of turning

右旋螺纹right-hand thread

左旋螺纹left-hand thread

头数number of thread

导程lead

粗牙coarse thread

细牙fin thread

螺栓bolt

螺钉screw

螺柱stud

螺母nut

垫片washer

公差tolerance

公差带tolerance zone

零线zero line

标准公差standard tolerance公差等级tolerance grade

基本偏差fundamental deviation配合fit

间隙配合clearance fit

过盈interference

过盈配合interference fit

过渡配合transition fit

基孔制hole-basic system of fits基轴制shaft-basic system of fits间隙clearance

形状公差tolerance in form, form tolerance直线度straightness 平面度flatness

圆度roundness

面轮廓度profile of any plane

位置公差toleranceinposition,position

tolerances

平行度parallelism

齿轮gear

圆柱齿轮cylindrical gear

正齿轮spur gear

斜齿轮spiral gear

轮齿gear tooth

节圆pitch circle

齿顶圆addendum circle, outside circle

齿根圆root circle, addendum circle

模数modulus

齿数number of teeth

齿高tooth height

齿顶高height of addendum

齿根高height of addendum

齿厚circular thickness

齿间tooth space

齿宽tooth width

压力角angle of pressure

弹簧spring

销pin

圆柱销round pin

圆锥销taper pin

开口销cotter pin, split

键key

平键flat key

半圆键half round key, woodruff key 轴承bearing 滚动轴承rolling bearing

向心铀承radial bearing

密封装置sealing equipment

锁紧装置locking equipment

粗糙度roughness