CN103335594A - Automatic measuring device for tool - Google Patents
Automatic measuring device for tool Download PDFInfo
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- CN103335594A CN103335594A CN2013102674625A CN201310267462A CN103335594A CN 103335594 A CN103335594 A CN 103335594A CN 2013102674625 A CN2013102674625 A CN 2013102674625A CN 201310267462 A CN201310267462 A CN 201310267462A CN 103335594 A CN103335594 A CN 103335594A
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Abstract
The invention provides an automatic measuring device for a tool, which includes a platform as well as auxiliary devices and an optical measuring system all arranged on the platform, wherein the auxiliary devices include a servo motor, a driving shaft, a driven shaft and a support base; the support base is used for mounting the driving shaft and the driven shaft; the driving shaft and the driven shaft rotate synchronously under driving by the servo motor. The automatic measuring device for the tool has the characteristics of manual intervention avoidance during measurement, high measuring accuracy, powerful measuring functions, small size, low cost and the like, so a comprehensive optimized solution is provided for measurement of form and location tolerance and diameter of the tool.
Description
Technical field
The invention belongs to numerically-controlled machine Precision Machining and measuring equipment field, be specifically related to a kind of cutter self-operated measuring unit that carries out comprehensive measurement at precision cutting tool form and position tolerance and diameter.
Background technology
Develop rapidly along with numerically-controlled machine and process technology thereof, adopt the application of the processing of five-axle linkage cutter sharpener, reconditioning cutter more and more general, in the process or processing back measures to judge cutter form and position tolerance, diameter whether institute's process tool conforms to quality requirements has become the critical process of cutter quality control.Because cutter is numerically-controlled machine is used for the instrument of processing precise part, therefore, has only cutter self precision to reach requirement, just can process qualified precision component.Under the more and more higher situation of precision component requirement on machining accuracy, requirements at the higher level are proposed equally cutter self precision that adopts.
Tradition is applied to the measuring technique of shape of tool tolerance, position of related features, diameter, inspect measurement by random samples by artificial employing machinery or electronic cursor slide calliper rule mostly, this measuring method has following problem: 1) because in the batch process of cutter, same specification list batch quantity is very big, and tool specification is a lot, only by artificial sampling observation mode, can occur unavoidably not being detected because of the overproof undesirable cutter of reality, finally being used as certified products comes into the market, occur serious quality problems when causing the rear end to use cutter, but this moment, discovery was late; 2) manual detection efficiency is very low; 3) tool surface and the feature definition height processed, surface smoothness requires also high, and classic method need contact survey instrument with tool surface, the cutter figuratrix is had certain damage, thereby influences cutter self precision; 4) feature on the cutter has comparatively complicated curved surface pattern more, and traditional measurement method is difficult to measure complex-curved shape characteristic.In sum, traditional cutting tools measurement method is difficult to adapt to modernized large-scale production requirement.
Therefore, be badly in need of a kind of characteristics self-operated measuring units such as measuring process is avoided manual intervention, measuring accuracy height, measurement efficient height, measurement function powerful (the comprehensive measurement of cutter shape characteristic, form and position tolerance and diameter measurement), physical dimension is little, cost is low that have.
Summary of the invention
The purpose of this invention is to provide a kind of cutter self-operated measuring unit, thereby solve the technical matters that exists in the cutting tools measurement method in the past, for the precision cutting tool measurement provides the complex optimum solution.
The present invention proposes a kind of cutter self-operated measuring unit, this device adopts non-contact measurement, only need manually cutter to be checked is placed in the servicing unit on the V-type groove that the rotation axis by two parallel installations constitutes, then then can be finished automatically by measuring system at the measurement of cutter shape characteristic.
To achieve these goals, the invention provides a kind of cutter self-operated measuring unit, comprise platform and be arranged at servicing unit and optical measuring system on the platform; Described servicing unit comprises servomotor, main drive shaft, driven shaft and supporting seat, and described supporting seat is used for installing described main drive shaft and driven shaft, and described main drive shaft and driven shaft rotate under the driving of servomotor synchronously.
According to cutter self-operated measuring unit of the present invention, successfully solved the following technical matters that exists in present most precision cutting tool optical measuring system: 1) because in the batch process of cutter, same specification list batch quantity is very big, and tool specification is a lot, only by artificial sampling observation mode, can occur unavoidably not being detected because of the overproof undesirable cutter of reality, finally being used as certified products comes into the market, occur serious quality problems when causing the rear end to use cutter, but this moment, discovery was late; 2) manual detection efficiency is very low; 3) tool surface and the feature definition height processed, surface smoothness requires also high, and classic method need contact survey instrument with tool surface, the cutter figuratrix is had certain damage, thereby influences cutter self precision; 4) feature on the cutter has comparatively complicated curved surface pattern more, and traditional measurement method is difficult to measure complex-curved shape characteristic.This measurement servicing unit has characteristics self-operated measuring units such as measuring process is avoided manual intervention, measuring accuracy height, measurement efficient height, measurement function powerful (the comprehensive measurement of cutter shape characteristic, form and position tolerance and diameter measurement), physical dimension is little, cost is low.
In addition, can also have following additional technical feature according to cutter self-operated measuring unit of the present invention:
According to one embodiment of present invention, described optical measuring system comprises manual Y-axis, manually Z axle, manually Z axle mount pad, CCD (charge-coupled image sensor) camera and CCD camera web joint; Described manual Y-axis is fixedly installed on the described platform, and described manual Z axle is fixedlyed connected with manual Y-axis by manual Z axle mount pad, and described CCD camera is connected on the described manual Z axle by CCD camera web joint.Like this can by regulate manual Y-axis and manually the Z axle make before and after the CCD camera, move up and down, thereby regulate relative position between CCD camera and the tested cutter.
According to one embodiment of present invention, the main drive shaft of described servicing unit and driven shaft form a vee-cut that is used for placing tested cutter.The cutter of various different-diameter specifications can be placed in the vee-cut like this and measure, come the clamping cutter without any need for auxiliary accessories, can finish the motor function of cutter in measuring process, thereby the chuck that no longer needs to dispose corresponding with it plurality of specifications comes the clamping cutter, has reduced the accessory cost.
According to one embodiment of present invention, described servicing unit also comprises backlight, and described backlight is arranged at the below of described V-groove.Can prevent like this in the CCD camera shooting process because light causes the influence of reflection, and then have influence on measuring accuracy.
According to one embodiment of present invention, described servicing unit also comprises at least one baffle plate.Can regulate the mutual pretension state of main drive shaft and driven shaft like this by link stopper.
According to one embodiment of present invention, described servicing unit also comprises a pair of synchronous belt, and described synchronous belt is installed on the inboard of described supporting seat, is used for connecting main drive shaft and driven shaft.
According to one embodiment of present invention, described servicing unit also comprises a motor mount.
According to one embodiment of present invention, the servomotor in the described servicing unit is connected with main drive shaft by shaft coupling.
According to one embodiment of present invention, the main drive shaft of described servicing unit and driven shaft are installed in parallel on the supporting seat at two ends by bearing.
According to one embodiment of present invention, described manual Y-axis and manually the Z axle comprise respectively and reconcile knob and holding screw.Like this can be when manual Y-axis be adjusted to ideal position with manual Z axle, the locking optical measuring system makes it be unlikely to take place the skew of relative position when measuring.
Description of drawings
Further characteristic of the present invention and advantage can be more obvious in the detailed description of following preferred embodiment.Embodiment of the present invention is that the explanation by the example of accompanying drawing representative realizes, but is not limited to this.
Fig. 1 is cutter self-operated measuring unit synoptic diagram of the present invention.
Fig. 2 is another synoptic diagram of cutter self-operated measuring unit of the present invention.
Fig. 3 is the servicing unit synoptic diagram of cutter self-operated measuring unit of the present invention.
Fig. 4 is another synoptic diagram of the servicing unit of cutter self-operated measuring unit of the present invention.
Fig. 5 is cutter rotation direction synoptic diagram in cutting tools measurement and the measuring process.
Description of reference numerals
1-props up part, the manual Y-axis of 2-, and the manual Y-axis of 3-is adjusted scale, the manual Z axle of 4-mount pad, the manual Z axial adjustment of 5-scale, the manual Z axle of 6-, 7-CCD camera web joint, 8-CCD camera, 9-CCD camera cable, the 10-camera lens, the 11-platform, the 12-cutter is measured servicing unit automatically, 13-props up part, the manual Y-axis holding screw of 14-, the manual Z axle of 15-holding screw, 16-CCD camera web joint gib screw, the manual Z axle of 17-adjusting knob, the manual Y-axis adjusting knob of 18-, 19-servomotor cable, 20-servomotor, 21-motor mount gib screw, the 22-motor mount, 23-shaft coupling, 24-synchronous belt, the 25-driven shaft, 26-backlight, 27-synchronous belt, the 28-supporting seat, the 29-baffle plate, 30-baffle plate gib screw, 31-cutter, the 32-main drive shaft, the 33-baffle plate, 34-bearing, 35-supporting seat, 36-baffle plate gib screw, 37-motor mount gib screw.
Embodiment
Be exemplary below by the embodiment that is described with reference to the drawings, only be used for explaining the present invention, and can not be interpreted as limitation of the present invention.
Quote the numbering in the above-mentioned accompanying drawing of mentioning, cutter self-operated measuring unit of the present invention as depicted in figs. 1 and 2, comprises that platform 11 and the cutter that is arranged on the platform 11 measure servicing unit 12 and optical measuring system automatically.
Described cutter is measured servicing unit 12 automatically, as shown in Figure 3 and Figure 4, comprises servomotor 20, main drive shaft 32, driven shaft 25, a pair of supporting seat 28 and 35, motor mount 22, baffle plate 29 and 33, synchronous belt 24 and 27 and shaft coupling 23; The cutter that is fixed in that described a pair of supporting seat 28 is parallel with 35 is measured on the servicing unit 12 automatically, main drive shaft 32 and driven shaft 25 are installed in parallel on the supporting seat 28 and 35 at two ends by bearing 34, main drive shaft 32 rotates under the driving of servomotor 20, driving driven shaft 25 by the synchronous belt 24 and 27 that connects main drive shaft 32 and driven shaft 25 simultaneously does to rotate synchronously, described synchronous belt 24 and 27 is arranged at the inboard of two end supports seat 28 and 35, main drive shaft 32 is connected with servomotor 20 by shaft coupling 23, and main drive shaft 32 constitutes a V-groove that is used for placing tested cutter with driven shaft 25; Servomotor 20 is installed on the motor mount 22, measures automatically on the servicing unit 12 and motor mount 22 is fixed in cutter by gib screw 21 and 37; Described automatic two-dimentional cutting tools measurement servicing unit 12 can also comprise baffle plate 29 and 33, this baffle plate 29 and 33 is fixed in cutter by gib screw 36 to be measured on the servicing unit 12 automatically, be positioned at the opposite side of the main drive shaft 32 relative with driven shaft 25, be used for regulating the mutual pretension state of main drive shaft and driven shaft.
During use, cutter 31 is placed on cutter to be measured in the V-groove that the main drive shaft 32 of servicing unit 12 and driven shaft 25 form automatically, cutter 31 rotates around its central shaft under the driving of servomotor 20, sense of rotation is identical with the sense of rotation of main drive shaft 32 and driven shaft 25, namely can change the sense of rotation of cutter 31 by the sense of rotation that changes main drive shaft 32, as shown in Figure 4.
Described optical measuring system comprises manual Y-axis 2, manual Y-axis adjustment scale 3, manual Y-axis adjusting knob 18, manual Y-axis holding screw 14, manual Z axle 6, manual Z axial adjustment scale 5, manual Z axle adjusting knob 17, manual Z axle holding screw 15, manual Z axle mount pad 4, CCD camera 8 and CCD camera web joint 7; Described manual Y-axis 2 is fixedly installed on the described platform 11, and described manual Z axle 6 is fixedlyed connected with manual Y-axis 2 by manual Z axle mount pad 4, and described CCD camera 8 is connected on the described manual Z axle 6 by CCD camera web joint 7; In addition, described CCD camera 8 also comprises camera lens 10 and CCD camera cable 9.
During use, can make manual Y-axis 2 move forward and backward the desired location in arriving manual Y-axis adjustment scale 3 by regulating the manual Y-axis adjusting knob 18 in the optical measuring system; In like manner, by regulating the manual Z axle adjusting knob 17 in the optical measuring system, make manual Z axle 6 move up and down the desired location in arriving manual Z axial adjustment scale 5; Screw manual Y-axis holding screw 14 and manual Z axle holding screw 15 at last respectively, make the CCD camera be fixed on the position of setting, to keep its relative position state with cutter 31 in measuring process constant.
Before the cutting tools measurement, by the surveyor cutter 31 to be checked is placed on cutter and measures automatically in the main drive shaft 32 of servicing unit 12 and the V-groove that driven shaft 25 forms.Regulate the position relation of the relative cutter of optical measuring system that is constituted by CCD camera 8 and camera lens 10 etc. by the manual Y-axis adjusting knob 18 in the manual adjustments optical measuring system and manual Z axle adjusting knob 1, after regulating, by holding screw 14 and 15 fixed manual Y-axis 2 and manual Z axle 6.The surveyor is these cutter 31 editor's processs of measurement in measuring system, set the kinematic parameters such as dead time between cutter 31 velocities of rotation, rotation direction, every interval rotational angle and adjacent spaces when measuring, and set optical measuring system in number and the needed time of every shooting one pictures of each compartment photographic images.After setting each parameter, measuring system just can generate process of measurement automatically, the surveyor opens the automatic measurement button in the measuring system subsequently, and then the servomotor 20(that measures automatically in the servicing unit of cutter is shown in Figure 4) will finish automatically according to the setting measurement program fully and measure operation.The surveyor only needs to pay close attention to the image that is delivered to the control system from optical measuring system and gets final product.After process of measurement is finished, just store a complete set of image about each position on this cutter circumferencial direction in the control system, by image processing techniques image has been spliced processing, can obtain the shape appearance figure of tool surface feature.Should scheme and information such as relative dimensions form and position tolerance, diameter and the original theoretical cutter image of control system compare, and then can obtain the actual tolerance value of each feature, thereby realize the cutting tools measurement function.
In addition, in order to obtain excellent picture quality, dispose backlight 26 in the cutter self-operated measuring unit, avoid the high light function influence picture quality of optical measuring system in shooting process.
Cutter self-operated measuring unit of the present invention has characteristics such as avoid manual intervention, measuring accuracy height, measurement function powerful (the comprehensive measurement of cutter shape characteristic, form and position tolerance and diameter measurement) in the measuring process, physical dimension is little, cost is low, for the measurement of precision cutting tool form and position tolerance and diameter provides the complex optimum solution.
To sum up, the present invention has all realized its intended purposes.
In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example, and concrete feature, structure, material or the characteristics described can be with the suitable manner combinations in any one or more embodiment or example.
In concrete enforcement of the present invention, according to actual needs, employed material, possible size and dimension can be arbitrarily.
Claims (10)
1. a cutter self-operated measuring unit is characterized in that, comprises platform and is arranged at servicing unit and optical measuring system on the platform;
Described servicing unit comprises servomotor, main drive shaft, driven shaft and supporting seat, and described supporting seat is used for installing described main drive shaft and driven shaft, and described main drive shaft and driven shaft rotate under the driving of servomotor synchronously.
2. cutter self-operated measuring unit according to claim 1 is characterized in that, described optical measuring system comprises manual Y-axis, manual Z axle, manual Z axle mount pad, CCD camera and CCD camera web joint;
Described manual Y-axis is fixedly installed on the described platform, and described manual Z axle is fixedlyed connected with manual Y-axis by manual Z axle mount pad, and described CCD camera is connected on the described manual Z axle by CCD camera web joint.
3. cutter self-operated measuring unit according to claim 1 and 2 is characterized in that, the main drive shaft of described servicing unit and driven shaft form a vee-cut that is used for placing tested cutter.
4. cutter self-operated measuring unit according to claim 3 is characterized in that, described servicing unit also comprises backlight, and described backlight is arranged at the below of described V-groove.
5. cutter self-operated measuring unit according to claim 1 and 2 is characterized in that, described servicing unit also comprises at least one baffle plate.
6. cutter self-operated measuring unit according to claim 1 and 2 is characterized in that, described servicing unit also comprises a pair of synchronous belt, and described synchronous belt is installed on the inboard of described supporting seat, is used for connecting main drive shaft and driven shaft.
7. cutter self-operated measuring unit according to claim 1 and 2 is characterized in that, described servicing unit also comprises a motor mount.
8. cutter self-operated measuring unit according to claim 1 and 2 is characterized in that, the servomotor in the described servicing unit is connected with main drive shaft by shaft coupling.
9. cutter self-operated measuring unit according to claim 1 and 2 is characterized in that, the main drive shaft of described servicing unit and driven shaft are installed in parallel on the supporting seat at two ends by bearing.
10. cutter self-operated measuring unit according to claim 2 is characterized in that, described manual Y-axis and manual Z axle include reconciles knob and holding screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102674625A CN103335594A (en) | 2013-06-30 | 2013-06-30 | Automatic measuring device for tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102674625A CN103335594A (en) | 2013-06-30 | 2013-06-30 | Automatic measuring device for tool |
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| CN103335594A true CN103335594A (en) | 2013-10-02 |
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| CN2013102674625A Pending CN103335594A (en) | 2013-06-30 | 2013-06-30 | Automatic measuring device for tool |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104476607A (en) * | 2014-10-16 | 2015-04-01 | 西安交通大学 | Screw type transverse cutting machine tool setting testing system and method |
| CN105666246A (en) * | 2016-04-12 | 2016-06-15 | 山东大学 | Tool parameter measurement device based on CCD and measurement method of device |
| CN107356172A (en) * | 2017-08-04 | 2017-11-17 | 无锡市计量测试院 | A kind of divider detection means |
| CN111947569A (en) * | 2020-07-02 | 2020-11-17 | 东风本田发动机有限公司 | Cutter comprehensive detection supporting assembly, cutter comprehensive detection device and method |
| CN114211311A (en) * | 2021-11-29 | 2022-03-22 | 邵军 | Numerical control machine tool with automatic tool setting detection function |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104476607A (en) * | 2014-10-16 | 2015-04-01 | 西安交通大学 | Screw type transverse cutting machine tool setting testing system and method |
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| CN105666246B (en) * | 2016-04-12 | 2017-11-10 | 山东大学 | Cutter parameter measuring device and its measuring method based on CCD |
| CN107356172A (en) * | 2017-08-04 | 2017-11-17 | 无锡市计量测试院 | A kind of divider detection means |
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Application publication date: 20131002 |