By the theoretical analysis, numerical simulation and experiment study, a serial parameters affected reverse circulation of pneumatic hollow down-the-hole drilling were optimized, and the relative parameters and regression equations were achieved, and software of parameters optimization on drilling bit was made with Visual Basic language.
运用理论分析、数值模拟与实验研究相结合的科学研究手段，对影响气动贯通式潜孔锤反循环形成的钻头新增引射孔各参数、底喷孔各参数以及其它相关参数进行优化设计，得到一系列适合不同规格钻头的相关参数值及其回归方程。运用Visual Basic语言，将研究结论与专家的经验总结汇合，编写了钻头参数优选系统软件。
Pneumatic hammer drilling technology with low wob, low rate of revolution and high capacity to break rock is one of the best effective methods to solve the problems of hard rock drilling.
井斜是气体钻井中遇到的比较突出问题，井斜大或井斜增长过快常采用低钻压吊打的方式来解决，这样就牺牲了机械钻速，延长了钻井周期，增加了钻井成本。
Professional operating various lathes, drilling machine, combination machine tool, milling machine, boring machine, planer, slotting machine, grinding machine, broaching machine, sawing machine, machine tool accessories, machine tool accessories, machine tool hydraulic parts, pneumatic components, ball screw, friction plate, chuck, card claw, various fixtures, cooling pumps, gear pumps, vane pump, variable pump, all kinds of machine friction plate, oil cups, glib, butter cups, oil cups, flat belts, ribbed belts, timing belt, the center frame, with the tool carrier, dividing head, legislative milling head, all kinds of commonly used air hammer parts, forging machine tool parts, punch parts, adjust the various specifications Sizing Block, V-frame, flat panel.
专业经营各种车床、钻床、组合机床、铣床、镗床、刨床、插床、磨床、拉床、锯床，机床配件、机床附件、机床液压件、气动元件、滚珠丝杆、摩擦片、卡盘、卡爪、各种夹具、冷却油泵、齿轮泵、叶片泵、变量泵、各种机床摩擦片、油杯、油嘴、黄油杯、机油杯、平皮带、多楔带、同步带、中心架、跟刀架、分度头、立铣头，各种气锤常用件、锻压机床配件、冲床配件、各种规格调整垫铁、V型架、平板。
For over fifty years Hitachi Power Tools has offered an extensive line of professional grade tools and accessories for woodworking, metalworking, concrete drilling and cutting, as well as, a complete line of pneumatic nailers, staplers, compressors and collated fasteners.
五十多年来，日立电动工具有限公司一直致力于提供品种繁多的专业品质的电动工具及附属设备，广泛应用于木材业，金属加工业，混凝土切割，同时提供整套的气动打钉机，气钉枪，压缩机及捆扎机设备。
For over fifty years Hitachi Power Tools has offered an extensive line of professional grade tools and accessories for woodworking, metalworking, concrete drilling and cutting, as well as, a complete line of pneumatic nailers, staplers, compressors and collated fastener s.
五十多年来，日立电动工具有限公司一直致力于提供品种繁多的专业品质的电动工具及附属设备，广泛应用于木材业、金属加工业、混凝土切割，同时提供整套的气动打钉机、气钉枪、压缩机及捆扎机设备。
Pneumatic DTH (Down-The-Hole) hammer is one of main pneumatic percussive-rotary drilling equipments.
风动冲击器是气动冲击回转钻进的主要设备之一。
While drilling granite of rigidity 7.6 degree, the speed of our product hydraulic rock drill can reach one meter per minute, 3~10 times of that of pneumatic drill., and the energy consumption is 1/3 of that of pneumatic drill. Hydraulic rock and concrete splitter of our company which can produce 500 tons splitting force, separates the huge stone easily within several seconds. It is small, light, easy to operate and of high working efficiency, and it is the best choice for non-explosive exploits.
我公司生产的液压凿岩机在普氏7.6硬度的花岗岩上钻孔速度可达每分钟一米以上，是风钻的3—10倍，能耗却只有风钻的1/3，公司生产的液压劈裂机，可产生500吨的劈裂力，能在几秒钟内轻易的把巨石分裂开，它具有体积小、重量轻、操作方便、工作效率高等特点，是无炸药开采的最佳选择。
The invention relates to an oil-gas well hard rock drilling tool and other drilling and tunneling tools, in particular to a through-type pneumatic down-the-hole hammer hole-bottom circular space powerful suction device.
本发明涉及一种油气井硬岩钻进及其它钻掘机具，尤其是贯通式风动潜孔锤孔底环状空间强力抽吸装置。
Strong technical force, well equipped, set more than 10 years of professional experience in machinery manufacturing, to set up factories in the country completely on its own production and marketing of machinery manufacturing plant, and the introduction of Japan, Taiwan and other advanced equipment, technologies and the development of manufacturing components A variety of mechanical equipment, there are two main products, hydraulic pressure of 4-, C-type hydraulic pressure, pneumatic pressure bed, air-pressure supercharger oil, gas, hydraulic-rivet machines, membrane switch drum kits pressing machine, dual - Die-pressing machines, pneumatic peeling machine, precision Dijiao machine, precision high-speed presses, open-tilting presses, automatic drilling tapping machines, pneumatic Arm tapping machines, automatic air Tape feeder, vibration Tape feeder, Hydraulic power portfolio, widely applicable in the electronics, electrical appliances, computers, metal, plastics, lighting, bicycles, steam locomotive, machinery and other industries, welcomed by the majority of users, machine-selling Taiwan, Southeast Asia and China's provinces.
公司技术力量雄厚，设备齐全精良，集十余年的专业机械制造经验，设厂于国内完全的自行产销的机械制造工厂，并引进了日本、台湾等先进设备、技术及元件开发制造多种机械设备，主要产品有二、四柱油压压床，C型油压压床，气压压床，空油增压压床，气油压式铆钉机，薄膜开关鼓包热压机，双面模热压机，气压剥皮机，精密滴胶机，精密高速冲床，开式可倾压力机，自动钻孔攻牙机，气动旋臂攻牙机，空气自动送料机，振动送料机，油压动力组合等，广泛适用于电子、电器、电脑、五金、塑胶、灯饰、自行车、汽机车、机械等各种行业，深受广大用户欢迎，机械广销台湾，东南亚及中国各省。
Main business: CNC engraving machine Series: Applications: stainless steel, copper engraving Case insets processing; stainless steel, copper Case Shouban; spherical, Globoidal processing, text, sculpture ★ Case 5-axis double-headed insets engraving machine ★ Case 5-axis three insets engraving machine ★ Case 4-axis linkage double-headed insets engraving machine ★ Case 4-axis linkage three insets engraving machine ★ high triaxial strong double-headed die machine ★ high strength triaxial 3 Die machine ★ Case Drilling Machine, surface drilling machine ★ Case-meter pit, watches and clocks, glass-processing machine production testing of aircraft series:● test the waters Series: 10 automatic machine manually test the waters, six automatic Manual examination of water, really test the water leak-loaded needle ● Series: Semi-automatic assembly line of watches and clocks, watches and clocks, with three-pin CNC machines, semi-automatic machine ● single needle assembly Series: Semi-automatic cutting the core of machines, Case glass adhesive glue Machines, pneumatic pressure Digai ● strap-test: strap Rally torque testing machine, clasp switch testing machine, strap swing testing machine ● first test table: Table heading to the functional testing of aircraft, form the first vibration test machines, Table first parabolic dynamic testing machine has been with the German company Rexroth, Japan Yasukawa, Panasonic, Mitsubishi, and other well-known international companies have a long-term stability of technical cooperation, continue to study and absorb the advanced technology at home and abroad.
主营业务：CNC雕刻加工机系列：应用：不锈钢、铜表壳镶石雕刻加工；不锈钢、铜表壳手板；球面、弧面加工、文字雕刻★表壳五轴联动双头镶石雕刻机★表壳五轴联动三头镶石雕刻机★表壳四轴联动双头镶石雕刻机★表壳四轴联动三头镶石雕刻机★高强力三轴双头模具加工机★高强力三轴三头模具加工机★表壳钻孔机、表面钻孔机★表壳米坑位、玻璃位加工机钟表生产测试机系列：●试水系列：十头自动手动试水机、六头自动手动试水机、真水试漏机●装针系列：半自动钟表装配生产线、数控钟表装三针机、半自动单针机●装配系列：半自动切把芯上的机、表壳玻璃胶水粘接机、气动压底盖机●表带测试：表带拉力扭力测试机、表扣开关测试机、表带摇摆测试机●表头测试：表头按的功能测试机、表头震动测试机、表头抛动测试机一直以来，公司与德国Rexroth、日本安川、松下、三菱等国际知名企业有着长期稳定的技术合作，不断地学习和吸收国内外的先进技术。
Numerical control systems, hydraulic systems, pneumatic systems, lubrication systems, servo drives, motor/servo motors, spindle motor spindle parts, linear guide, retainer, ball screw, gear, transmission type of joint axis knot clutch, Planetary reducer, security guards, Chip devices, rotary indexing table, drilling head, milling head, the cooling device.
数控系统、液压系统、气动系统、润滑系统、伺服驱动装置、电机/伺服电机、主轴电机主轴部件、直线导轨、保持器、滚珠丝杆、齿轮，变速器类联轴结，离合器、行星减速器、安全防护装置、排屑装置、旋转分度台、钻削头、铣削头、冷却装置。
During air drilling, under the precondition of high drilling speed, pneumatic hammer drilling technology can validly control the well deflection.
在气体钻井中，空气锤钻井技术解决了不能在打快的前提下控制井斜的难题，是目前最可行最有效的技术。
Diamond polished rod: 1 Commodities Taiwan/Taiwan-Hong Kee/diamond repair knife 7 - Antirust Oil: The United States/ WD-40 dinosaur/Au as the release agent/Firestone Aberdeen polished rod 8 - Cutting-chip: the United States Norton Wheel/Domestic handshake/top, measuring: Switzerland caliper/caliper Mitutoyo 9 - Tool: white steel lathe tool (square/round) Various10 - granite slab 11 - drilling Tsui 12 - sandpaper 13 - Taiwan ECE Magnetic Series 14 - abrasive polishing material 15 - Pneumatic Tools Series
钻石打磨棒：台湾一品/台湾宏记/钻石修刀7-防锈油：美国罗哥/WD-40恐龙/金象脱模剂/火石仔打磨棒8-切割片：美国诺顿砂轮/国产握手/顶尖，量具：瑞士卡尺/日本三丰卡尺9-车刀：白钢车刀各种瑞士刀10-花岗石平板11-钻咀12-砂纸13-台湾ECE磁性系列14-研磨抛光材料15-气动工具系列
Development of electrical-pneumatic automatic feed drilling head
电、气动自动进给钻削动力头的研制
In the construction of anchor consolidating the foundation of architectures and underground constructions, the combination of conic Percussion-Rotary-Extruding Bit (PREB) and pneumatic Down-the-Hole (DTH) hammer was adopted forming Percussion-Rotary-Extruding Drilling Method (PREDM).
在高层建筑和地下工程的地基加固而进行的土层锚杆施工中，采取圆锥形冲击回转挤密钻头与气动潜孔锤结合，形成了冲击回转挤密成孔的钻进方法。
In the landslide and slope management, anchoring drilling methods used mainly Rotary-drilling or one-way Pneumatic DTH for drilling.
在滑坡及边坡治理中，锚固孔成孔方法主要采用回转钻进或单向潜孔锤进行钻进。
The experience of pile hole drilling using pneumatic hammer in bridge construction is reviewed. Equipments, tools and techniques are also described in detail.
文中回顾了在建桥工程中，应用风动潜孔锤钻进桥桩桩孔的经验，具体介绍了使用的设备、工具及施工工艺技术。
Through the effort, comes to the whole process design of air drilling and discussed well layout, the selection of air compressor and pneumatic hammer drilling.
另外，介绍了空气钻井、井场布置、空压机主要参数选择以及对空气钻井参数的影响，空气锤钻井工艺的原理和技术流程等。
Research of Technology Problem with Pneumatic Downhole Hammer Core Drilling
气动潜孔锤取心钻进工艺问题的研究
Development and Application of Drilling System on a New Generation of Large Diameter Pneumatic Down-the-hole Hammer
新一代大直径气动潜孔锤钻进系统的研制与应用