CN202951894U - Automatic drilling device - Google Patents

Automatic drilling device Download PDF

Info

Publication number
CN202951894U
CN202951894U CN 201220489978 CN201220489978U CN202951894U CN 202951894 U CN202951894 U CN 202951894U CN 201220489978 CN201220489978 CN 201220489978 CN 201220489978 U CN201220489978 U CN 201220489978U CN 202951894 U CN202951894 U CN 202951894U
Authority
CN
China
Prior art keywords
transmission
main shaft
rolling guide
ball
gantry structure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201220489978
Other languages
Chinese (zh)
Inventor
梁莹
刘京兰
乐斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Space Precision Machinery Research Institute
Original Assignee
Shanghai Space Precision Machinery Research Institute
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Space Precision Machinery Research Institute filed Critical Shanghai Space Precision Machinery Research Institute
Priority to CN 201220489978 priority Critical patent/CN202951894U/en
Application granted granted Critical
Publication of CN202951894U publication Critical patent/CN202951894U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Drilling And Boring (AREA)

Abstract

The utility model discloses an automatic drilling device which comprises a base. An operation platform and a first transmission pair are fixed on the base. A limiting block, a locating device, a clamping device, a protective cushion block and a workpiece are arranged on the operation platform. A post moving type gantry structure is supported by the first transmission pair to perform a rectilinear movement along the direction of the X axis. A motorized main shaft, a second transmission pair, a third transmission pair and a drilling bit are arranged on the post moving type gantry structure. The drilling bit moves along the Y direction and drills along the Z direction through the motorized main shaft, the second transmission pair and the third transmission pair. The movements along the X axial direction, the Y axial direction and the Z axial direction are automatically controlled by a control system so that automatic drilling can be achieved according to process, an accuracy requirement is satisfied, stability of hole drilling quality is improved, manual line drawing is needless and production efficiency, working strength and working environment are greatly improved.

Description

A kind of automation drilling equipment
Technical field
The utility model relates to the metal material processing equipment technical field, relates in particular to a kind of automation drilling equipment.
Background technology
The carrier rocket rocket body structure mainly is divided into tank and two kinds of forms of cabin section, and the latter adopts riveting process to assemble.Riveted joint cabin section generally is to adopt the cylindrical structural by riveting and being spirally connected and being formed by connecting such as beam, stringer, frame, covering, because the quantity in hole is more, only on a secondary inter-stage section more than 30,000 rivet hole just arranged, one ignition arrow need to be made more than 100,000 hole, spend a large amount of time to crossbeam and stringer bottom outlet processed under the type frame, and have 1/3rd beam and stringer will reserve the position type frame when general assembly that portals to make.
Rivet hole, screw hole on all cabin bodies all adopts manual mode line and drilling at present, consider voluntarily and determine with being accustomed to according to practical experience by operating personnel to a great extent, exist the problems such as production efficiency is low, quality is unreliable, labor strength is large.
Processing technology falls behind relatively because current drill process exists, the problems such as the hand-made hole uniformity is poor, precision is low, quality stability is unreliable, efficient is low, labor strength is high, poor working environment.In the situation of current task amount, for guaranteeing high-quality, finish riveted joint processing expeditiously that these bottleneck problems must effectively be solved.
Therefore, be necessary existing drilling technique is improved.
The utility model content
The purpose of this utility model is to provide a kind of automation drilling equipment, to realize effectively high-quality boring.
For addressing the above problem, the utility model proposes a kind of automation drilling equipment, comprising:
Base is fixed with workbench and the first transmission on it;
Be furnished with limited block, positioner, clamping device, protection cushion block and workpiece on the described workbench;
Described the first transmission comprises two the first rolling guide-rail pairs and the first ball-screw, described two the first rolling guide-rail pairs are separately positioned on the both sides of described workbench, described the first ball-screw is arranged on the wherein next door of first rolling guide-rail pairs, and described the first ball-screw links to each other with motor;
Moving pillar gantry structure is supported on described two the first rolling guide-rail pairs, and link to each other with described the first ball-screw, described the first ball-screw carries out rectilinear motion along X-direction at the described moving pillar gantry structure of drive under the motor-driven effect on described two the first rolling guide-rail pairs;
Described moving pillar gantry structure is provided with electric main shaft, the second transmission, the 3rd transmission and drill bit, described drill bit by described electric main shaft, the second transmission and the 3rd transmission move in Y-direction, the Z direction holes;
Described positioner, clamping device and described electric main shaft are connected with gas control parts;
The first transmission of described base, the second transmission of described moving pillar gantry structure are connected with a control system with the 3rd transmission and described electric main shaft, described control system controls that first rolling guide-rail pairs of described moving pillar gantry structure on described base carries out directions X motion, the described electric main shaft of control is in Y, the motion of Z direction and control described drill bit in the elevating movement of Z direction, controls simultaneously described gas control parts to realize the path boring of drill bit.
Optionally, described workbench is " Ω " type workbench.
Optionally, the material of described protection cushion block is polymethyl methacrylate.
Optionally, the automatic tool changer main tapping of described electric main shaft employing standard ISO 20 handle of a knifes.
Optionally, described positioner and described clamping device comprise cylinder, and described control system is controlled the motion of the cylinder of described positioner and described clamping device, and workpiece is located fast and clamped.
Optionally, described control system comprises Industry Control PC, motion controller, feeding AC servo and main shaft frequency conversion speed-adjusting system, wherein:
Described Industry Control PC is built-in with automatic programming software, can automatically generate procedure according to the CAD figure; Its input/output signal shows by an integrated industrial film formula machine operation panel operation and colour liquid crystal display device;
Described motion controller, feeding AC servo and main shaft frequency conversion speed-adjusting system are connected with industrial computer, to realize that moving pillar gantry structure, electric main shaft, drill bit are in the motion of X, Y, Z direction.
The automation drilling equipment that the utility model provides makes it compared with prior art have following advantage and good effect owing to have above technical scheme:
1) adopts a complete set of special gas dynamic formula automatic clamping tool according to workpiece, workpiece is automatically located, clamped; Automatically generate drilling program according to the CAD drawing, exempted the needed complicated numerical control programming work of Universal CNC System, and can revise and store;
The high cutting speed of the 2) precision drive of high precision ball leading screw and rolling guide, and high-speed electric main shaft has guaranteed required precision, has greatly improved drilling efficient;
3) the automation drilling equipment that provides of the utility model can be processed the part of different size, and the quantity of processing parts is more than 2 simultaneously, but obtained the beneficial effects such as batch machining, processing high conformity.
Description of drawings
Fig. 1 is the structural representation of the automation drilling equipment that provides of the utility model;
Fig. 2 is the structured flowchart of the control system that provides of the utility model.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the automation drilling equipment that provides that the utility model proposes is described in further detail.According to the following describes and claims, advantage of the present utility model and feature will be clearer.It should be noted that accompanying drawing all adopts very the form of simplifying and all uses non-accurately ratio, only be used for convenient, the purpose of aid illustration the utility model embodiment lucidly.
Core concept of the present utility model is, a kind of automation drilling equipment is provided, and comprises base, is fixed with workbench, the first transmission on it; Be furnished with limited block, positioner, clamping device, protection cushion block and workpiece on the described workbench; Described the first transmission supports a moving pillar gantry structure, and described moving pillar gantry structure carries out rectilinear motion by described the first transmission in X-direction; Described moving pillar gantry structure is provided with electric main shaft, the second transmission, the 3rd transmission and drill bit, described drill bit by described electric main shaft, the second transmission and the 3rd transmission move in Y direction, Z-direction holes; And the motion of described X-direction, Y direction, Z-direction is controlled automatically by control system; Thereby but follow procedure carries out automatic drilling, has not only guaranteed required precision, and has improved the stability of drilling quality, need not to carry out manual line again, and production efficiency, labour intensity, working environment are greatly improved.
Please refer to Fig. 1, Fig. 1 is the structural representation of the automation drilling equipment that provides of the utility model, and as shown in Figure 1, the automation drilling equipment that the utility model provides comprises:
Base 1 is fixed with workbench 13 and the first transmission on it;
Be furnished with limited block 11, positioner 8, clamping device 9, protection cushion block 12 and workpiece 10 on the described workbench 13;
Described the first transmission comprises two the first rolling guide-rail pairs 2 and the first ball-screw 14, described two the first rolling guide-rail pairs 2 are separately positioned on the both sides of described workbench 13, described the first ball-screw 14 is arranged on the wherein next door of first rolling guide-rail pairs 2, and described the first ball-screw 14 links to each other with motor;
Moving pillar gantry structure 3 is supported on described two the first rolling guide-rail pairs 2, and link to each other with described the first ball-screw 14, described the first ball-screw 14 carries out rectilinear motion along X-direction at the described moving pillar gantry structure 3 of drive under the motor-driven effect on described two the first rolling guide-rail pairs 2;
Described moving pillar gantry structure 3 is provided with electric main shaft 6, the second transmission 5, the 3rd transmission 7 and drill bit 4, described the second transmission 5 comprises two the second rolling guide-rail pairs and the second ball-screw, described the 3rd transmission 7 comprises two the 3rd rolling guide-rail pairs and the 3rd ball-screw, described drill bit 4 by described electric main shaft 6, the second transmission 5 and the 3rd transmission 7 move in Y-direction, the Z direction holes;
Described positioner 8, clamping device 9 and described electric main shaft 6 are connected with gas control parts;
The first ball-screw 14 of described base 1 is connected with a control system with the 3rd transmission 7 and described electric main shaft 6 with the second transmission 5 of the first rolling guide-rail pairs 2, described moving pillar gantry structure 3, described control system controls that first rolling guide-rail pairs 2 of described moving pillar gantry structure 3 on described base 1 carries out directions X motion, the described electric main shaft 6 of control is in Y, the motion of Z direction and control described drill bit 4 in the elevating movement of Z direction, controls simultaneously described gas control parts to realize the path boring of drill bit 4.
Further, described X, Y, Z axis all adopt AC servo machinery driving, X, Y, Z axis both ends mounted movable approach switch, buffer, mechanical stop limiter.
Further, described workbench 13 is " Ω " type workbench.
Further, the material of described protection cushion block 12 is polymethyl methacrylate, is used for protecting drill bit 4 hard contact workbench, causes brittle failure.
Further, described electric main shaft 6 adopts the automatic tool changer main tapping of standard ISO 20 handle of a knifes, can carry out rapid changing knife and make things convenient for tool setting.
Further, described positioner 8 and described clamping device 9 comprise cylinder, and described control system is controlled the motion of the cylinder of described positioner 8 and described clamping device 9, and workpiece is located fast and clamped.
Further, described control system comprises Industry Control PC, motion controller, feeding AC servo and main shaft frequency conversion speed-adjusting system, wherein:
Described Industry Control PC is built-in with automatic programming software, can automatically generate procedure according to the CAD figure; Its input/output signal shows by an integrated industrial film formula machine operation panel operation and colour liquid crystal display device;
Described motion controller, feeding AC servo and main shaft frequency conversion speed-adjusting system are connected with industrial computer, to realize that moving pillar gantry structure 3, electric main shaft 6, drill bit 4 are in the motion of X, Y, Z direction.
The motion of the cylinder of control system control positioner 8 and clamping device 9 is located workpiece fast and is clamped; Drill bit 4 is finished the automatic drilling to workpiece under the effect of high-speed electric main shaft 6.
Please refer to Fig. 2 about control system, Fig. 2 is the structured flowchart of the control system that provides of the utility model, and as shown in Figure 2, wherein built-in automatic programming software directly generates the Drilling operation program in order to the CAD drawing according to the user; The Industry Control PC is as the core of control system, and its input/output signal is by a diaphragm type panel operation and demonstration, for actions such as the start and stop of controlling this device, tool changing; The X of Industry Control PC, Y, Z motion controller and X, the Y, the Z AC servo motor that are installed in the cabinet are connected, and are used for the action of control precision ball screw, drive electric main shaft and drill bit and realize X, Y, Z compound motion; And, Industry Control PC control pneumatic system and axis system, operation air operated fixture and electric main shaft positions, clamping, debris removal and rotation, thus realize the automatic drilling to workpiece.
The operating process of the automation drilling equipment that the utility model provides is as follows:
At first, in workpiece CAD drawing input PC, utilize automatic programming software to generate machining code; Secondly, workpiece (single-piece or more than 2) is put on the workbench, X-axis is located by limited block, controller by control positioning and clamping cylinder make workpiece in Y, Z axis location, clamp; At last, calling processor is holed to workpiece, and removes fifth wheel by chip removing device.The man-machine communication interface of the utility model device all is Chinese display, and is easy to operate, and operating personnel are as long as can carry out work according to the Chinese prompt on the screen.The drilling program of various workpiece can generate at any time, carries out automatic drilling.
The automation drilling equipment that the utility model provides has multi-protective function, and when the compressed air pressure of pneumatic system was lower than requirement pressure, system can also pin by automatic alarm; Drill bit is in high speed rotating, and feeding adds man-hour, is provided with the polymethyl methacrylate cushion block below the workpiece, is used for protecting drill bit firmly to contact workbench, causes brittle failure; Ball-screw and rolling guide are provided with Special protecting hood, scratch its surface to avoid aluminium bits and other fifth wheel, affect precision.The utility model also has the auxiliary equipment such as cable movement drag chain and automatic grease lubricating system.
And device of the present utility model has manual, automatic two kinds of working methods.When adopting the manual work mode, can carry out single-point boring in X-axis, Y axle, Z-direction to workpiece.
In sum, the utility model provides a kind of automation drilling equipment, comprises base, is fixed with workbench, the first ball-screw and the first rolling guide-rail pairs on it; Be furnished with limited block, positioner, clamping device, protection cushion block and workpiece on the described workbench; Described the first ball-screw and described the first rolling guide-rail pairs support a moving pillar gantry structure, and described moving pillar gantry structure carries out rectilinear motion by described the first ball-screw and described the first rolling guide-rail pairs in X-direction; Described moving pillar gantry structure is provided with electric main shaft, the second ball-screw, the second rolling guide-rail pairs and drill bit, described drill bit by described electric main shaft, the second ball-screw and the second rolling guide-rail pairs move in Y direction, Z-direction holes; And the motion of described X-direction, Y direction, Z-direction is controlled automatically by control system; Thereby but follow procedure carries out automatic drilling, has not only guaranteed required precision, and has improved the stability of drilling quality, need not to carry out manual line again, and production efficiency, labour intensity, working environment are greatly improved.
Obviously, those skilled in the art can carry out various changes and modification to utility model and not break away from spirit and scope of the present utility model.Like this, if of the present utility model these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also is intended to comprise these changes and modification interior.

Claims (5)

1. an automation drilling equipment is characterized in that, comprising:
Base is fixed with workbench and the first transmission on it;
Be furnished with limited block, positioner, clamping device, protection cushion block and workpiece on the described workbench;
Described the first transmission comprises two the first rolling guide-rail pairs and the first ball-screw, described two the first rolling guide-rail pairs are separately positioned on the both sides of described workbench, described the first ball-screw is arranged on the wherein next door of first rolling guide-rail pairs, and described the first ball-screw links to each other with motor;
Moving pillar gantry structure is supported on described two the first rolling guide-rail pairs, and link to each other with described the first ball-screw, described the first ball-screw carries out rectilinear motion along X-direction at the described moving pillar gantry structure of drive under the motor-driven effect on described two the first rolling guide-rail pairs;
Described moving pillar gantry structure is provided with electric main shaft, the second transmission, the 3rd transmission and drill bit, described drill bit by described electric main shaft, the second transmission and the 3rd transmission move in Y-direction, the Z direction holes;
Described positioner, clamping device and described electric main shaft are connected with gas control parts;
The first transmission of described base, the second transmission of described moving pillar gantry structure are connected with a control system with the 3rd transmission and described electric main shaft, described control system controls that first rolling guide-rail pairs of described moving pillar gantry structure on described base carries out directions X motion, the described electric main shaft of control is in Y, the motion of Z direction and control described drill bit in the elevating movement of Z direction, controls simultaneously described gas control parts to realize the path boring of drill bit.
2. automation drilling equipment as claimed in claim 1 is characterized in that, described workbench is " Ω " type workbench.
3. automation drilling equipment as claimed in claim 1 is characterized in that, the material of described protection cushion block is polymethyl methacrylate.
4. automation drilling equipment as claimed in claim 1 is characterized in that, described electric main shaft adopts the automatic tool changer main tapping of standard ISO 20 handle of a knifes.
5. automation drilling equipment as claimed in claim 1, it is characterized in that, described positioner and described clamping device comprise cylinder, and described control system is controlled the motion of the cylinder of described positioner and described clamping device, and workpiece is located fast and clamped.
CN 201220489978 2012-09-25 2012-09-25 Automatic drilling device Expired - Fee Related CN202951894U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220489978 CN202951894U (en) 2012-09-25 2012-09-25 Automatic drilling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220489978 CN202951894U (en) 2012-09-25 2012-09-25 Automatic drilling device

Publications (1)

Publication Number Publication Date
CN202951894U true CN202951894U (en) 2013-05-29

Family

ID=48457489

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220489978 Expired - Fee Related CN202951894U (en) 2012-09-25 2012-09-25 Automatic drilling device

Country Status (1)

Country Link
CN (1) CN202951894U (en)

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103357915A (en) * 2013-07-31 2013-10-23 王晓辰 Numerical control drilling machine tool
CN104959845A (en) * 2015-07-08 2015-10-07 张伟飞 Automatic positioning type air pressure drilling machine
CN105033304A (en) * 2014-11-07 2015-11-11 苏州健雄职业技术学院 Automatic precision drilling device
CN105414595A (en) * 2015-11-26 2016-03-23 安徽鼎远金属制品有限公司 Drilling device used for damping sleeve
CN105436913A (en) * 2015-12-09 2016-03-30 无锡西源电力装备厂 Automatic locating and drilling machine for automobile part manufacturing
CN105436555A (en) * 2015-12-15 2016-03-30 芜湖市甬微制冷配件制造有限公司 Drilling machine for machining cylinder holes of compressor cylinders
CN108580954A (en) * 2018-07-31 2018-09-28 上海闵轩钢结构工程有限公司 A kind of Steel Structure Installation drilling machine
CN109128264A (en) * 2018-08-22 2019-01-04 宁波指南针软件有限公司 A kind of desktop type drilling equipment of photoelectric nacelle connector
CN109396493A (en) * 2018-12-17 2019-03-01 大连理工大学 Miniature laser auxiliary positioning circuit plate punching machine
CN109794786A (en) * 2019-01-24 2019-05-24 范亚强 A kind of metal forming and processing unit (plant)
CN110204184A (en) * 2019-06-13 2019-09-06 东北大学 A kind of building curtain wall glass plate forming mill
CN110238420A (en) * 2019-07-23 2019-09-17 安徽霍山龙鑫金属科技有限公司 A kind of casting drilling machine being convenient to clean
CN111347076A (en) * 2020-04-27 2020-06-30 方都 Numerical control machining drilling tool capable of randomly adjusting longitudinal height on X, Y shaft
CN112743029A (en) * 2020-12-25 2021-05-04 北京航星机器制造有限公司 Automatic drilling and riveting device and method
CN113910081A (en) * 2021-10-18 2022-01-11 宁波华源精特金属制品有限公司 Shoulder hole trompil equipment of aluminium cast flange dish
CN115157001A (en) * 2022-09-08 2022-10-11 广东仕兴鸿智能装备有限公司 Gantry machining center transmission device feeding analysis control system

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103357915A (en) * 2013-07-31 2013-10-23 王晓辰 Numerical control drilling machine tool
CN105033304A (en) * 2014-11-07 2015-11-11 苏州健雄职业技术学院 Automatic precision drilling device
CN104959845A (en) * 2015-07-08 2015-10-07 张伟飞 Automatic positioning type air pressure drilling machine
CN105414595A (en) * 2015-11-26 2016-03-23 安徽鼎远金属制品有限公司 Drilling device used for damping sleeve
CN105436913A (en) * 2015-12-09 2016-03-30 无锡西源电力装备厂 Automatic locating and drilling machine for automobile part manufacturing
CN105436555A (en) * 2015-12-15 2016-03-30 芜湖市甬微制冷配件制造有限公司 Drilling machine for machining cylinder holes of compressor cylinders
CN108580954A (en) * 2018-07-31 2018-09-28 上海闵轩钢结构工程有限公司 A kind of Steel Structure Installation drilling machine
CN109128264A (en) * 2018-08-22 2019-01-04 宁波指南针软件有限公司 A kind of desktop type drilling equipment of photoelectric nacelle connector
CN109396493A (en) * 2018-12-17 2019-03-01 大连理工大学 Miniature laser auxiliary positioning circuit plate punching machine
CN109794786A (en) * 2019-01-24 2019-05-24 范亚强 A kind of metal forming and processing unit (plant)
CN110204184A (en) * 2019-06-13 2019-09-06 东北大学 A kind of building curtain wall glass plate forming mill
CN110204184B (en) * 2019-06-13 2021-05-18 东北大学 Building curtain wall glass plate cold bending machine
CN110238420A (en) * 2019-07-23 2019-09-17 安徽霍山龙鑫金属科技有限公司 A kind of casting drilling machine being convenient to clean
CN110238420B (en) * 2019-07-23 2020-11-10 安徽霍山龙鑫金属科技有限公司 Drilling machine for foundry goods convenient to clearance
CN111347076A (en) * 2020-04-27 2020-06-30 方都 Numerical control machining drilling tool capable of randomly adjusting longitudinal height on X, Y shaft
CN111347076B (en) * 2020-04-27 2021-05-18 赣州市志海精密科技有限公司 Numerical control machining drilling tool capable of randomly adjusting longitudinal height on X, Y shaft
CN112743029A (en) * 2020-12-25 2021-05-04 北京航星机器制造有限公司 Automatic drilling and riveting device and method
CN113910081A (en) * 2021-10-18 2022-01-11 宁波华源精特金属制品有限公司 Shoulder hole trompil equipment of aluminium cast flange dish
CN113910081B (en) * 2021-10-18 2023-12-26 宁波华源精特金属制品有限公司 Stepped hole punching equipment for aluminum casting flange plate
CN115157001A (en) * 2022-09-08 2022-10-11 广东仕兴鸿智能装备有限公司 Gantry machining center transmission device feeding analysis control system

Similar Documents

Publication Publication Date Title
CN202951894U (en) Automatic drilling device
CN201399678Y (en) Numerically controlled milling and grinding machining tool
CN202411822U (en) Drilling and tapping machine tool
CN102729083B (en) Machine tool
CN201061811Y (en) Numerical control full-automatic metal spinning machine
CN103056645B (en) Servo torque machine
CN104985485A (en) Light portal type engraving and milling machining center
CN105290619A (en) Laser engraving machine
CN208178927U (en) A kind of combined numerically controlled machine with multiaxis turnning and milling function
CN103341916A (en) Horizontal type multi-spindle two-sided numerical control drilling machine for graphite block
CN201376041Y (en) Automatic numerical control metal spinning machine with double spinning rollers
CN101791810B (en) Polar coordinate numerical control woodworking basket milling machine
CN103658980A (en) Main unit of square tube laser cutting machine
CN104414040B (en) ornament processing device
CN203505764U (en) Ornament processing device
CN204018775U (en) Numerical control rocker arm drilling machine
CN210652470U (en) Totally-enclosed small-sized desktop type engraving machine
CN204771142U (en) Laser machine ware people
CN206425560U (en) A kind of numerically controlled lathe
CN216066379U (en) Multi-axis machining simulation platform
CN205927177U (en) Automatic change and mill boring machining device
CN212121914U (en) Numerical control vertical multifunctional multi-head reaming machine
JP2007094458A (en) Numerical control device
CN210818418U (en) Numerical control drilling machine execution system
CN209318832U (en) A kind of digital control drilling machine

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130529

Termination date: 20200925