In order to ensure the security and stability in coal field geological exploration, it requires continuous improvement of related technology of rope coring drilling tools. This article mainly discusses the improvement in material, machining process and other aspects to maximize its service life, making sure its strength reach the requirement. This article mainly analyzes the technical performance and the way of improvement.%为了保障在进行煤田的地质勘探当中的安全性和稳定性需求，要求不断的改进绳索取芯钻具的有关工艺。主要从材料、加工程序等方面进行改进，以最大限度的提高其使用寿命，保障其强度达到有关要求。以下主要针对其技术性能、改进方式等进行了分析。
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