模具

The principal products dealt by the company are as followings:High Accuracy ER collet, Keyless Drill Chuck, Chuck, Living Center, Drill Arbors, Sleeves, 5C, R8, OZ.

山东济宁凯信机械制造有限公司，是专业生产制造精密弹簧夹头、模具及工程机械配件、螺纹工具、硬质合金刀粒及焊接刀具产品的制造商。

New technology and essentials in die design for upset ting drill key on a universal press was introduced.

介绍了在通用冲床上镦锻钻头钥匙的新工艺和模具设计要点，并给出了实用的模具结

Experience in drop forging has also indicated that surface treatments of their dies have not been particularly successful.

在落锤锻造上的经验也表明它们的模具表面处理也不是特别成功。

Or stamp between dies by the force of a falling weight such as a drop hammer.

落''。'锻'。''借落下重量的力锻造冲压模具间的金属

Mold can grow in places like your heating duct system, and you would never know.

模具可以生长在这样的地方您的暖气管系统，你将永远都不会知道。

One of the basic problems in die casting is, that only vacuum assisted processes can give elevated ductility.

模具铸造的一个基本的问题是需要用真空辅助工艺才能够确保柔韧性。

On the basis of the analysis of cold extrusion process for the duralumin drive wheel,the scheme,the drawing and the blank dimension of cold extrusion were worked out.

对硬铝主动轮的冷挤压工艺进行分析，确定了冷挤压零件图和冷挤压方案及毛坯尺寸，对零件冷挤压的变形程度进行了校核，计算了挤压吨位，拟定了挤压前的毛坯处理规范，并对模具结构进行了介绍。

This paper introduces how to improve injection die of dustproof lampshade, its main structure, work principle, and relative dimension calculation of ejection device .

介绍了对原有防尘灯罩注射模具的改进与其主要结构、工作原理和顶出机构的有关尺寸计算。

The die design critical points and advanced pressing process of board spring on rotating shaft steamer dynamotor.

介绍了汽轮发电机转轴上的板弹簧模具设计要点以及先进的压制工艺。

The structural character of the driving end caps of Comings B series diesel oil dynamotor is analyzed, the original diecasting die structure is optimized, as well as the productive efficiency and die life get improved.

分析了康明斯B系列柴油发电机驱动端盖的结构特点，对原有压铸模具结构进行了优化，大大提高了生产效率及模具寿命。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。