CN204565613U - A kind of miniature numerical control milling and drilling machine - Google Patents

A kind of miniature numerical control milling and drilling machine Download PDF

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Publication number
CN204565613U
CN204565613U CN201520111654.1U CN201520111654U CN204565613U CN 204565613 U CN204565613 U CN 204565613U CN 201520111654 U CN201520111654 U CN 201520111654U CN 204565613 U CN204565613 U CN 204565613U
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China
Prior art keywords
ccd camera
laser range
range finder
workbench
numerical control
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CN201520111654.1U
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Chinese (zh)
Inventor
杨有才
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ANHUI JINYIDE MACHINERY Co Ltd
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ANHUI JINYIDE MACHINERY Co Ltd
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Abstract

The utility model provides a kind of miniature numerical control milling and drilling machine, comprise and control electric cabinet assembly, Drilling and milling head case, column, workbench, base, base cabinet assembly and digital control computer, also comprise correction tool setting device, described correction tool setting device is installed on described workbench and Drilling and milling head case, comprise 3 CCD cameras and 3 laser range finders, described CCD camera is separately fixed at the Z-direction slide unit two ends of workbench and the X dead ahead to slide unit, described laser range finder is separately fixed in Drilling and milling head case biside plate and front plate, and be all connected with digital control computer, the beneficial effects of the utility model are, by collection analysis laser range finder to the distance parameter of table surface, milling and drilling machine coordinate system can be revised in real time, by collection analysis CCD camera pin to machined part and the image parameter of cutter, effectively can improve tool setting precision and tool setting efficiency, this utility model compact conformation, simple to operate, good looking appearance is generous, be suitable for enterprise, school, the uses such as scientific research institutions.

Description

A kind of miniature numerical control milling and drilling machine
Technical field
The utility model relates to numerical control machine tool technique field, is specifically related to a kind of miniature numerical control milling and drilling machine.
Background technology
CNC milling machine is integrated with numerical control system on plain-milling machine, more accurately can carry out the lathe of Milling Process under the control of program code.From the requirement of Manufacturing Technology Development, along with the appearance of new material and new technology, and market competition is to the requirement of low cost, metal cutting process just towards cutting speed and precision more and more higher, production efficiency is more and more higher and systems grow is reliable, each station structure layout more and more possesses the future development of hommization, this just requires that the Precision of NC Machine Tool grown up on traditional machine tool basis is higher, driving power is larger, mechanical mechanism sound, hot rigidity is better, work more reliable, with running continuously and the least possible downtime when can realize long, this wherein, be with the requirement of tool setting operation again.
So-called tool setting, refer to by cutter or to the spatial relation between the Knife tool determination workpiece coordinate system and lathe coordinate system, and tool setting data are input to corresponding memory location, it is most important content of operation in NC Machining Process, and its accuracy will directly affect the machining accuracy of part.
The main presetting cutter method that the Digit Control Machine Tool of prior art adopts has: utilize milling cutter trial cut to cut and by photoelectric edge-searching device two kinds.
The presetting cutter method that milling cutter trial cut cuts presetting cutter method is: first on machine tool chief axis, install milling cutter, operating personnel with handwheel mobile machine tool directly and workpiece tangent and observe trial cut region, confirm to stop after tool contact workpiece on one side, this presetting cutter method also can be described as trial cut and seeks limit method.In CNC milling cutter, Test-cut met is adopted to divide middle tool setting process following (cuboid blank is example): after finding blank with Test-cut met, (obtaining temporary transient benchmark) is reset in panel relative coordinate, cutter moves to blank another side to carry out trial cut and seeks limit, now, obtain relative coordinate numerical value on panel to equal this direction overall length of blank and add tool diameter length.With handwheel the half of machine tool movement to this numerical value, lathe arrives blank and divides middle position.Again the mechanical coordinate in panel is input to parameter-coordinate and-G54 place is set, then complete tool setting.
By photoelectric edge-searching device to the presetting cutter method of the skill in using a kitchen knife in cookery be: photoelectric edge-searching device is arranged on main shaft, photoelectric edge-searching device has insulation cushion rubber to disconnect electric loop built with bulb and in centre, when seeking border contacts with metal blank, arrived the electric loop connection of blank again to bed piece to workbench by main shaft, make the bulb in seeking border shinny, reach and seek limit effect.
No matter utilize milling cutter to try cutter to cut to method or utilize photoelectric edge-searching device to the skill in using a kitchen knife in cookery, all need operating personnel by virtue of experience to control lathe and carry out seeking limit, high to the operating experience requirement of operating personnel, easily occur that workpiece is crossed to cut and even bump against the problems such as lathe.Wherein trial cut is sought the skill in using a kitchen knife in cookery and is more subject to tool precision and the impact of operating personnel's technical merit than photoelectric edge-searching device cutting workpiece precision, but photoelectric edge-searching device then can not be used for non-conducting material.And tool setting process and Consideration are more complicated when needing processing parts profile irregular.
In addition, in Long-Time Service process, each parts of Digit Control Machine Tool there will be vibration skew in various degree, and particularly the relative tertiary location of cutter and workbench produces larger deviation, causes original coordinate system to deflect, and will have a strong impact on the machining accuracy of workpiece.Therefore, need to provide a kind of novel machine tool setting device, it can overcome above technical problem, and simple to operate, and precision is high, and efficiency is high.
Utility model content
The purpose of this utility model is to propose a kind of miniature numerical control milling and drilling machine, described milling and drilling machine adopts Integration Design, also comprise correction tool setting device, not only have that mechanical strength is high, compact conformation, the feature such as easy to operate, more solve tool setting precision and the inefficient technical problem of tool setting in above-mentioned prior art.
The technical solution adopted in the utility model is as follows: a kind of miniature numerical control milling and drilling machine, comprises and controls electric cabinet assembly, Drilling and milling head case, column, workbench, base, base cabinet assembly and digital control computer, described workbench bottom is provided with X to slide unit and Z-direction slide unit, between described Drilling and milling head case and column, Y-direction slide unit is installed, it is characterized in that, described numerical control mill drilling machine also comprises correction tool setting device, on the workbench that described correction tool setting device is installed on numerical control mill drilling machine and Drilling and milling head case, described correction tool setting device comprises a CCD camera, 2nd CCD camera, 3rd CCD camera, first laser range finder, second laser range finder and the 3rd laser range finder, a described CCD camera and the 2nd CCD camera be the symmetrical Z-direction slide unit two ends being fixed on described workbench respectively, described 3rd CCD camera is fixed on the dead ahead of X to slide unit of described workbench, described 3rd CCD camera and a CCD camera, 2nd CCD camera is orthogonal placement respectively, described first laser range finder, second laser range finder and the 3rd laser range finder are fixed in described Drilling and milling head case biside plate and front plate respectively straight down, arrange, and be all in same level, described first laser range finder in isosceles triangle, second laser range finder and the 3rd laser range finder all with described Drilling and milling head case bottom cutter axis parallel, a described CCD camera, 2nd CCD camera, 3rd CCD camera, first laser range finder, second laser range finder is connected with the digital control computer of described numerical control mill drilling machine respectively with the 3rd laser range finder.
Optimize, described correction tool setting device also comprises the first back-up block, the second back-up block, the 3rd back-up block, a described CCD camera, the 2nd CCD camera, the 3rd CCD camera respectively correspondence are fixed on described first back-up block, the second back-up block, the 3rd back-up block, described first back-up block and the second back-up block are fixed on the Z-direction slide unit two ends of described workbench along point symmetry in described workbench, and described 3rd back-up block is fixed on the dead ahead of described workbench X to slide unit.
Optimize, the center line of the axis of described 3rd CCD camera and the described axis of the 3rd laser range finder, the axis of described cutter and described workbench is all in same XY plane.
Optimize, a described CCD camera, the 2nd CCD camera and the 3rd CCD camera are same specifications and models, and described first laser range finder, the second laser range finder and the 3rd laser range finder are same specifications and models.
Optimize, described X is provided with Foldable dust to slide unit, Y-direction slide unit and Z-direction slide unit surfaces be clad.
Optimize, described numerical control mill drilling machine also comprises integrated cabinet, described integrated cabinet is cuboid structure, by described numerical control mill drilling machine integral coating in cabinet, in described integrated cabinet front plate, the position of corresponding workbench and Drilling and milling head case offers the window of band chute, described window is provided with transparent slide, and on the plate of described integrated cabinet two sides, the position of corresponding workbench and Drilling and milling head case all offers installing port, installing port is hinged with transparent sliding door.
The correction tool setting process of numerical control mill drilling machine correction tool setting device of the present utility model is:
Process one: time unloaded, first laser range finder, the second laser range finder and the 3rd laser range finder are opened, be irradiated on workbench, the distance parameter h1 of table surface to the first laser range finder is obtained by digital control computer, to the distance parameter h2 of the second laser range finder and the distance parameter h3 to the 3rd laser range finder
As h1=h2=h3, prove that cutter and workbench are 90 ° of vertical placements,
As h1=h2 ≠ h3, prove that workbench produces the inclination in XY plane relative to cutter,
As h1 ≠ h2=h3, prove that workbench produces the inclination in YZ plane relative to cutter,
As h1 ≠ h2 ≠ h3, prove that workbench produces the inclination in XZ plane relative to cutter,
By measuring and adjust the orientation of workbench and cutter, reach the state of h1=h2=h3, realize the quick correction to workbench, then, open a CCD camera, 2nd CCD camera, 3rd CCD camera, be radiated on workbench and cutter, distance parameter between acquisition camera and pixel-parameters, the data such as the image parameter of table plane image parameter and cutter, be real-time transmitted in digital control computer and carry out analyzing and processing, obtain the space position parameter of cutter relative to table surface, determine the locus coordinate of cutter, building one with table surface is XZ plane, the three-dimensional system of coordinate space being Y-axis with the axis of cutter,
Process two: when loading workpiece to be added, workpiece to be added is fixed on workbench, open a CCD camera, 2nd CCD camera, 3rd CCD camera, be irradiated on workpiece to be added, gather the data such as image parameter and camera pixel-parameters of workpiece to be added, analyzing and processing is carried out in real-time Transmission to digital control computer, obtain workpiece to be added relative to the space position parameter in three-dimensional system of coordinate space and bulk parameter, thus determine the locus coordinate of workpiece to be added, the tool space position coordinates obtained in cohesive process one again, demarcation is positioned to machined part with cutter, finally, by regulating the distance of workpiece to be added and cutter, realize quick tool setting.
The beneficial effects of the utility model are as follows: numerical control mill drilling machine of the present utility model, correction tool setting device has been installed, cutter and operating position can be revised fast and accurately, effectively improve tool setting precision and the tool setting efficiency of workpiece to be added, meanwhile, integrated design, make the operation of numerical control mill drilling machine more simple and convenient, space is compacter, and aesthetic in appearance generous, is suitable for the uses such as enterprise, school, scientific research institutions.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model
Fig. 2 is numerical control mill drilling machine correction tool setting device front view of the present utility model;
Fig. 3 is numerical control mill drilling machine correction tool setting device left view of the present utility model;
Fig. 4 is numerical control mill drilling machine correction tool setting device top view of the present utility model.
Detailed description of the invention
See accompanying drawing 1-4, a kind of miniature numerical control milling and drilling machine of the present utility model, comprises and controls electric cabinet assembly 1, Drilling and milling head case 2, column 3, workbench 4, base 5, base cabinet assembly 6 and digital control computer 7, described workbench 4 bottom is provided with X to slide unit 8 and Z-direction slide unit 9, be provided with Y-direction slide unit 10 between described Drilling and milling head case 2 and column 3, described numerical control mill drilling machine also comprises correction tool setting device, and described correction tool setting device comprises a CCD camera 11, 2nd CCD camera 12, 3rd CCD camera 13, first laser range finder 14, second laser range finder 15 and the 3rd laser range finder 16, a described CCD camera 11 and the 2nd CCD camera 12 be symmetrical Z-direction slide unit 9 two ends being fixed on described workbench 4 respectively, described 3rd CCD camera 13 is fixed on the dead ahead of X to slide unit 8 of described workbench 4, described 3rd CCD camera 13 and a CCD camera 11, 2nd CCD camera 12 is orthogonal placement respectively, described first laser range finder 14, second laser range finder 15 and the 3rd laser range finder 16 are fixed in described Drilling and milling head case 2 biside plate and front plate respectively straight down, arrange, and be all in same level, described first laser range finder 14 in isosceles triangle, second laser range finder 15 and the 3rd laser range finder 16 all with described Drilling and milling head case 2 bottom the axis parallel of cutter 17, a described CCD camera 11, 2nd CCD camera 12, 3rd CCD camera 13, first laser range finder 14, second laser range finder 15 is connected with the digital control computer 7 of described numerical control mill drilling machine respectively with the 3rd laser range finder 16.
Described correction tool setting device also comprises the first back-up block 18, second back-up block 19, the 3rd back-up block 20, a described CCD camera, the 2nd CCD camera 12, the 3rd CCD camera 13 respectively correspondence are fixed on described first back-up block 18, second back-up block 19, the 3rd back-up block 20, described first back-up block 18 and the second back-up block 19 are fixed on the two ends of the Z-direction slide unit 9 of described workbench 4 along point symmetry in described workbench 4, and described 3rd back-up block 20 is fixed on the dead ahead of X to slide unit 8 of described workbench 4.
The center line of the axis of described 3rd CCD camera 13 and the described axis of the 3rd laser range finder 16, the axis of described cutter 17 and described workbench 4 is all in same XY plane.
A described CCD camera 11, the 2nd CCD camera 12 and the 3rd CCD camera 13 are same specifications and models, and described first laser range finder 14, second laser range finder 15 and the 3rd laser range finder 16 are same specifications and models.
Described X is provided with Foldable dust 21 to slide unit 8, Y-direction slide unit 10 and Z-direction slide unit 9 surfaces be clad.
In addition, the outside of described miniature numerical control milling and drilling machine is by integrated cabinet 22 integral coating, in described integrated cabinet front plate, the position of corresponding workbench 4 and Drilling and milling head case 2 offers the window 23 of band chute, described window 23 is provided with transparent slide 24, on the panel of described integrated cabinet 22 both sides, the position of corresponding workbench 4 and Drilling and milling head case 2 all offers installing port, installing port is hinged with transparent sliding door 25.
The correction presetting cutter method of numerical control mill drilling machine correction tool setting device, its detailed process is:
Process one: time unloaded, first laser range finder 14, second laser range finder 15 and the 3rd laser range finder 16 are opened, be irradiated on workbench 4, the distance parameter h1 of table top to the first laser range finder 14 of workbench 4 is obtained by digital control computer 7, the distance parameter h2 of table top to the second laser range finder 15 and table top are to the distance parameter h3 of the 3rd laser range finder 16
As h1=h2=h3, prove that cutter 17 and workbench 4 are in 90 ° of vertical placements, without the need to revising
As h1=h2 ≠ h3, prove that workbench 4 produces the inclination in XY plane relative to cutter 17,
As h1 ≠ h2=h3, prove that workbench 4 produces the inclination in YZ plane relative to cutter 17,
As h1 ≠ h2 ≠ h3, prove that workbench 4 produces the inclination in XZ plane relative to cutter 17,
By measuring and adjust the orientation of workbench 4 and cutter 17 for several times, reach the state of h1=h2=h3, realize the quick correction to workbench 4, then, open a CCD camera 11, 2nd CCD camera 12, 3rd CCD camera 13, be radiated on workbench 4 and cutter 17, distance parameter between acquisition camera and pixel-parameters, the data such as the plane picture parameter of workbench 4 and the image parameter of cutter 17, be real-time transmitted in digital control computer 7 and carry out analyzing and processing, obtain the space position parameter of cutter 17 relative to the table top of workbench 4, determine the locus coordinate of cutter 17, build one with the table top of workbench 4 for XZ plane, the three-dimensional system of coordinate space being Y-axis with the axis of cutter 17,
Process two: when loading workpiece 26 to be added, workpiece 26 to be added is fixed on workbench 4, open a CCD camera 11, 2nd CCD camera 12, 3rd CCD camera 13, be irradiated on workpiece 26 to be added, gather the data such as image parameter and camera pixel-parameters of workpiece 26 to be added, analyzing and processing is carried out in real-time Transmission to digital control computer 7, obtain workpiece 26 to be added relative to the space position parameter in three-dimensional system of coordinate space and bulk parameter, thus determine the locus coordinate of workpiece 26 to be added, the locus coordinate of the cutter 17 obtained in cohesive process one again, to machined part 26 and cutter 17 position demarcation, finally, by regulating the distance of workpiece 23 to be added and cutter 17, realize quick tool setting.
After correction tool setting completes, numerical control mill drilling machine can be started and process to machined part.
The foregoing is only the preferred embodiment that the utility model is created; do not create in order to limit the utility model; the any amendment done within all spirit of creating at the utility model and principle, equivalent to replace and improvement etc., all should be included within protection domain that the utility model creates.

Claims (6)

1. a miniature numerical control milling and drilling machine, comprises and controls electric cabinet assembly, Drilling and milling head case, column, workbench, base, base cabinet assembly and digital control computer, described workbench bottom is provided with X to slide unit and Z-direction slide unit, between described Drilling and milling head case and column, Y-direction slide unit is installed, it is characterized in that, described numerical control mill drilling machine also comprises correction tool setting device, on the workbench that described correction tool setting device is installed on numerical control mill drilling machine and Drilling and milling head case, described correction tool setting device comprises a CCD camera, 2nd CCD camera, 3rd CCD camera, first laser range finder, second laser range finder and the 3rd laser range finder, a described CCD camera and the 2nd CCD camera be the symmetrical Z-direction slide unit two ends being fixed on described workbench respectively, described 3rd CCD camera is fixed on the dead ahead of X to slide unit of described workbench, described 3rd CCD camera and a CCD camera, 2nd CCD camera is orthogonal placement respectively, described first laser range finder, second laser range finder and the 3rd laser range finder are fixed in described Drilling and milling head case biside plate and front plate respectively straight down, arrange, and be all in same level, described first laser range finder in isosceles triangle, second laser range finder and the 3rd laser range finder all with described Drilling and milling head case bottom cutter axis parallel, a described CCD camera, 2nd CCD camera, 3rd CCD camera, first laser range finder, second laser range finder is connected with the digital control computer of described numerical control mill drilling machine respectively with the 3rd laser range finder.
2. numerical control mill drilling machine according to claim 1, it is characterized in that, described correction tool setting device also comprises the first back-up block, the second back-up block, the 3rd back-up block, a described CCD camera, the 2nd CCD camera, the 3rd CCD camera respectively correspondence are fixed on described first back-up block, the second back-up block, the 3rd back-up block, described first back-up block and the second back-up block are fixed on the Z-direction slide unit two ends of described workbench along point symmetry in described workbench, and described 3rd back-up block is fixed on the dead ahead of described workbench X to slide unit.
3. numerical control mill drilling machine according to claim 1, is characterized in that, the center line of the axis of described 3rd CCD camera and the described axis of the 3rd laser range finder, the axis of described cutter and described workbench is all in same XY plane.
4. numerical control mill drilling machine according to claim 1, it is characterized in that, a described CCD camera, the 2nd CCD camera and the 3rd CCD camera are same specifications and models, and described first laser range finder, the second laser range finder and the 3rd laser range finder are same specifications and models.
5. numerical control mill drilling machine according to claim 1, is characterized in that, described X is provided with Foldable dust to slide unit, Y-direction slide unit and Z-direction slide unit surfaces be clad.
6. numerical control mill drilling machine according to claim 1, it is characterized in that, also comprise integrated cabinet, described integrated cabinet is cuboid structure, by described numerical control mill drilling machine integral coating in cabinet, in described integrated cabinet front plate, the position of corresponding workbench and Drilling and milling head case offers the window of band chute, and described window is provided with transparent slide, on the plate of described integrated cabinet two sides, the position of corresponding workbench and Drilling and milling head case all offers installing port, installing port is hinged with transparent sliding door.
CN201520111654.1U 2015-02-14 2015-02-14 A kind of miniature numerical control milling and drilling machine Withdrawn - After Issue CN204565613U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104647041A (en) * 2015-02-14 2015-05-27 安徽金义得机械有限公司 Small-scale numerically-controlled milling and drilling machine and correction and tool alignment method thereof
CN105397285A (en) * 2015-12-29 2016-03-16 苏州润昇精密机械有限公司 Automatic tracking mechanism of laser welding machine
CN106424827A (en) * 2016-12-07 2017-02-22 江苏财经职业技术学院 Drilling device with drill capable of automatically detecting and tracking center of suture needle end

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104647041A (en) * 2015-02-14 2015-05-27 安徽金义得机械有限公司 Small-scale numerically-controlled milling and drilling machine and correction and tool alignment method thereof
CN104647041B (en) * 2015-02-14 2017-03-22 安徽金义得机械有限公司 Small-scale numerically-controlled milling and drilling machine and correction and tool alignment method thereof
CN105397285A (en) * 2015-12-29 2016-03-16 苏州润昇精密机械有限公司 Automatic tracking mechanism of laser welding machine
CN106424827A (en) * 2016-12-07 2017-02-22 江苏财经职业技术学院 Drilling device with drill capable of automatically detecting and tracking center of suture needle end

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Granted publication date: 20150819

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