模具的

Taking "zheng zhou nissan pickup" roof for example,reasonable sequence is technologically arranged,particularly considering the difficulty on its reshaping and blank take out ① stretch forming ② towing ③ riming ④ reshaping.

介绍了汽车上常见的外覆盖件冲压工艺方案的确定过程，并以&郑州尼桑&轻型皮卡&顶盖&为例，针对此件成形难，取件难这一特点，确定了合理的冲压工序为①拉延②修边③翻边④整形，且着重介绍整形模具的设计要点及整形以后顺利取件等措

The punching, flanging ,blanking compound die made of polyurethane-rubber was introduced,including the design of insert and split punch block,polyurethane block and ejector pins.

分析了电器定位座聚氨酯橡胶模的结构特点，介绍了聚氨酯橡胶模在冲孔、翻边、落料复合模中的具体应用，重点对镶拼式凸凹模、聚氨酯块和顶杆的设计进行了分析和阐述，对同类模具的设计具有参考价值。

Motor vehicle body development lies in the coverage of the design and manufacture of dies, the engine cover, board and general composition of the board, trapped in the middle insulation materials, and engine cover, the board is covered engine module flanges, but also the performance of the vehicle body design arts an important part.

汽车车身开发的关键在于汽车覆盖件模具的设计和制造，发动机罩一般由外板和内板构成，中间夹以隔热材料，而发动机罩外板是覆盖发动机舱的盖板，也是表现汽车车身设计艺术的一个重要部位。

Motor vehicle body development lies in thecoverage of the design and manufacture of dies, the engine cover,board and general composition of the board, trapped in the middleinsulation materials, and engine cover, the board is covered enginemodule flanges, but also the performance of the vehicle body designarts an important part.

汽车车身开发的关键在于汽车覆盖件模具的设计和制造，发动机罩一般由外板和内板构成，中间夹以隔热材料，而发动机罩外板是覆盖发动机舱的盖板，也是表现汽车车身设计艺术的一个重要部位。

In addition, 10 thousand mixed relevant controller tell a reporter, cigarette machine kitchen provides unified exterior measure, still can drop a business to the mould purchase cost, at present the cost of this one part occupies whole product to produce the 20 ％ of cost about.

此外，万和的相关负责人告诉记者，烟机灶具统一外观尺寸，还可以降低企业对模具的采购成本，目前这一部分的成本约占整个产品生产成本的20％。

Also analyzes the mold of the main components (such as punch and die and dump devices, drawing punch, slates, Punch plate, etc.) design and manufacturing, stamping equipment selection, punch-gap adjustment and establishment of a vital parts machining process.

还具体分析了模具的主要零部件（如凸凹模、卸料装置、拉深凸模、垫板、凸模固定板等）的设计与制造，冲压设备的选用，凸凹模间隙调整和编制一个重要零件的加工工艺过程。

Moreover, this paper emphasized to introduce the design of mouldstructure and mould parts, such as: feed system; guide outfit;ejection outfit; cooling system; the structure design, sizecalculation, processing program and so on .

重点对模具的结构设计和成型零件设计（如：浇注系统，导向机构及脱模机构，冷却系统，成型零件的结构设计，成型零件的尺寸计算，成型零件的加工程序等）过程作了详细介绍。

Moreover, this paper emphasized to introduce the design of mould structure and mould parts, such as: feed system; guide outfit; ejection outfit; cooling system; the structure design, size calculation, processing program and so on .

重点对模具的结构设计和成型零件设计（如：浇注系统，导向机构及脱模机构，冷却系统，成型零件的结构设计，成型零件的尺寸计算，成型零件的加工程序等）过程作了详细介绍。

Moreover, this paper emphasized to introduce the design of mould structure and mould parts, such as: feed system; guide outfit; ejection outfit; cooling system; the structure design, size calculation, processing technology and CNC program of mould part, etc.

重点对模具的结构设计和成型零件设计（如：浇注系统、导向机构及脱模机构、冷却系统、成型零件的结构设计、成型零件的尺寸计算、成型零件的加工工艺及数控加工程序等）过程作了详细介绍。

This design is the difficulty of plastic parts on the existence of the uplift of the need to uplift the plastic parts on the part of the molding and die separated from manufacturing, using a ramp mandril structure.

本设计的难点是塑件上存在凸起的部分，需要将塑件上凸起的部分与模具的成型部分分开制造，因此采用了斜顶杆结构。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。