钣金与模具专业外语

No.2 The analysis of complicated sentence
弹簧顶出制件。 4. The work is done [by the punch pushing the stock into cavities or depressions of similar shape in the die] or [by auxiliary attachments operated by the descending punch].
No.2 The analysis of complicated sentence
Translation:拉深模按典型形式分类如下:装于单动压力机上带弹 簧、橡皮和气动压边圈的一次拉深模。 作业：英译汉(Drawing Dies)
1.4 Compound Dies and Combination Dies
1.4.1 Compound Dies 1.4.2 Combination Dies
No.1 New words
pound dies:简单复合模; bination dies :复杂复合模; 3.stroke:冲程; 4. nesting :成套的; 5.spacer:垫片; 6. deforming:变形; 7.reverse redraw: 二次反拉深;
1.5 Progressive Dies
No.1 New words
1. station:工位; 2. stock:条料 ; 3. components:部件;
4. idle station:空位; 5.carrier strip: 载体; 6. strip:排样; 7. block:模体; 8. die retainers:固定板; 9.pitch:步距; 10.relief cutout:工艺切口; 11.notch:开设; 12.skeleton:骨架.
CHAPTER 1
DIES FOR SHEET METAL FORMING
第 1 章 金属板料成形模具
1 .1
引言
1.1.1 专业英语概念 利用大学公共英语基础知识，紧密结合本专业知识，阅读、翻译 及撰写英文技术资料的一门课程。 1.1.2 专业英语学习方法 学生课前必须按教师要求做好预习，每人必备一本专业英语词典。 要求学生严格尊重英文原版内容，准确表达原意，既要符合英语习惯 用法，又要符合汉语习惯用法大意；然后，对复杂句做句子成份 分析；对疑难词借助专业英语词典选好词性、词义；准确挑出英文习 惯用法，判断时态、语态；采用长句短译、分译，合理调整句子顺序， 加词、减词；被动句转译主动句方法。最后，逐句校对，达到译句准 确、流畅和优美标准。
No.2 The analysis of complicated sentence
1.There are compound,combination,progressive,transfer dies and the like. Translation:有简单复合模,复杂复合模,级进模和多工位连续模等模具。 2.[In a drop-through die],the blank drops [through the die block and onto the bolster plate], [often provided with an unloading chute], or drops [through a hole in both die block and bolster plate] . 注解：画线部分分别为主、谓语。 Translation:在下出件落料模中,落料件经常借助卸料槽,穿过凹模型腔和 垫板而 落下,或直接 穿过凹模型腔和垫板孔而 落下。 注解：画线部分为状语移到谓语前翻译，斜体部分为加词翻译。 3. [In a return-blank die],the blank is pushed up [into the die cavity ],[after that it is ejected by a spring-loaded knockout] . Translation:在上出件落料模中,落料件向上 被顶出凹模型腔,然后由卸料
No.2 The analysis of sentence complicated
1. Idle station,(at which no work is performed),are used [to spread out closely spaced operations or to better distribute the forces required to perform the work]. Translation:经常采用不完成任何操作的空位,它可以扩展紧密的工位空间, 或分散冲压制件过于集中的冲压力。
No.2 The analysis of sentence complicated
2. It differs [from the compound die in that besides a cutting operation (usually blanking) it combines with a shaping or deforming operation(bending, forming,drawing, etc)]. Translation:复杂复合模与简单复合模区别在于:除完成冲切工序 外,还复合成形,弯曲变形和拉深等工序。
No.2 The analysis of sentence complicated
2. There is a pitch 52mm long，which must be kept constant between successive stations. Translation:设有52mm长步距,以保证工位间连续冲压。 3. During drawing a workpiece like a cup ,metal movement from the strip into the cup must be provided. An I – shaped relief cutout is notched in the first station in the layout shown in Fig.3-8. Translation:在拉深杯形件时,金属必须从条料向盒内流动。图3-8在 排样的第一工位开设I型工艺切口。 4. This type of relief cutout can be used [when a series of shallow draws are to be made without wrinkling the strip skeletion]. Translation:在一系列浅拉深工序中,为使条料整体不起皱而开设这 种工艺切口。
No.1 New words
1. flanging : 翻边 ; 2. embossing:胀形; 3. curling:卷边; 4. hemming: 折边 ; 5 .wrinkling:起皱; 6.fracturing:断裂; 7.taper:锥形; 8.air-cushion:气动的; 9.blankholding:压边; 10. single-action: 单动的; 11.slide:滑块; 12.redrawing :二次拉深; 13.inverted:反向的; 14.positioning:定位.
No.2 The analysis of sentence complicated
1.The compound die is single-station die, the elements of which are designed around a common centerline (usually vertical) and in which two or more operations are completed during a single press stroke. Translation:简单复合模是单工位模具,各部件通常围绕垂直中心线设计, 在一个单动压力冲程中,完成两个或多个工序。
1. 2 Blanking Dies and Bending Dies
1.2.1 Blanking 1.2.2 Bending Dies
No.1 New words
1. sheet : 板材 ; 2. single-operation: 单工序; 3. blanking: 落料; 4. punching:冲孔; 5. bending:弯曲; 6.drawing :拉深; 7. flanging:翻边; 8. multiple-operation:多工序; pound:简单复合模; bination :复杂复合模; 11.progressive:级进模; 12.transfer dies: 连续模; 13.perforating: 冲多孔; 14.parting: 切断,分离; 15.shaving:修边; 16.triming:切边,整形; 17.drop-through:下出件;
No.1 New words
18.retain-blank :上出件; 19.block : 型腔; 20.bolster plate: 垫板; 21.unloading chute :卸料槽; 22.cavity:型腔; 23.eject:顶出; 24.press:压力机; 25. punch:凸模; 26.stock:条料; 27.contour:成形
READING MATERIALS: BLANKING TECHNIQUE
No.1 New Words 1．terminology术语；专门名词; 2．frequent 频繁的；屡次的； 3．encounter遭遇，碰见；碰撞；4．stress压力，紧迫，应力； 5．fracture断口，断面，断裂，破碎；6．beyond在…那边，远于，迟于； 7．stretch伸展，展开，加宽; 8．emboss拷花，压纹；在…上浮雕图案; 9．penetration渗透，穿透，穿透能力; 10．clearance清除，消除，间隙，空 隙; 11．misalignment未对准，不正，失调，不重合;12．pronounced显著的，明 显的，明确的; 13．burr毛刺，毛边，轴环，套环; 14．pad衬垫，衬套，垫扳，垫圈，垫片; 15．side edge侧刃 16．side core侧型芯 No.2 The translation of complicated sentence 1．If the clearance is suitable for the material being cut, these fractures will spread toward each other and eventually meet，causing complete separation．