CN203375946U - A cutter shape measuring device - Google Patents
A cutter shape measuring device Download PDFInfo
- Publication number
- CN203375946U CN203375946U CN201320485943.9U CN201320485943U CN203375946U CN 203375946 U CN203375946 U CN 203375946U CN 201320485943 U CN201320485943 U CN 201320485943U CN 203375946 U CN203375946 U CN 203375946U
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- end cap
- cutter
- drawhead
- ring
- piston
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Abstract
The utility model provides a cutter shape measuring device comprising a linear shaft, a bottom board, an installation pedestal, a precision rotation shaft, an optical lens, a CCD camera and a two-dimensional adjusting platform. The linear shaft is installed on the bottom board; the precision rotation shaft is installed on the linear shaft; a cutter is clamped by the precision rotation shaft; the optical lens and the CCD camera are located right above the cutter; and the two-dimensional adjusting platform is disposed below the cutter and is fixed on the bottom board through the installation pedestal. The cutter shape measuring device guarantees working stability of firm clamping and high movement precision of the clamped cutter in the measurement process. Compared with the traditional method of manual grabbing of a cutter for measurement, the cutter shape measuring device has the advantages that the measurement process is free of manual intervention, the contact force for the clamping of cutters of the same specification can be always guaranteed, it is guaranteed that the cutter is not damaged during the measurement process, the problem that the measurement accuracy cannot be increased because of human factors is solved and schemes are provided for the automatic measurement of the cutter shapes.
Description
Technical field
The utility model relates to technical field of measuring equipment, is specifically related to a kind of shape of tool measurement mechanism.
Background technology
Cutter is as numerically-controlled machine for the professional tool of processing precise part, and the height of himself precision is directly determining the precision by the precision component of its processing.Develop rapidly along with accurate industrial technology, requirement on machining accuracy to precision component progressively improves, in order to adapt to the fast development of precision processing technology, tool sharpening precision as instrument, more and more become the accurate emphasis of manufacturing area research, no matter be to process brand-new cutter or the cutter of wearing and tearing that uses a period of time is carried out to secondary reconditioning processing, be not always the case.In order to obtain the final precision of cutter, except improving the tool sharpening precision, also need necessary measurement means to measure the form parameters such as the circularity of institute's process tool, diameter and machining feature size and whether conform to quality requirements.
Tradition is applied to the detection method of shape of tool parameter measurement, generally adopts the survey instruments such as spiral dial gauge or vernier caliper to carry out manual contact type measurement.Hold on the other hand cutter by the surveyor during measurement, hold survey instrument on the other hand, take to inspect by random samples metering system, on cutter, random State selective measurements point, read corresponding measurement data.Due to contact type measurement, in measuring process, need with tool surface, to keep in touch all the time, easily cause the wearing and tearing of tool surface and survey instrument bayonet socket, and different surveyors causes this contact force difference while operating, cause measuring repeatable accuracy not high, is difficult to meet application requirements.Therefore, utilize the non-contact measurement mode of optics more and more welcome.This metering system is taked precision optics camera lens and CCD, to the cutter be positioned under it, is taken pictures, and recycling machine vision and image processing techniques, calculate the form parameters such as needed circularity, diameter and machining feature size by Survey Software.In order to realize the comprehensive measurement for form parameters such as circularity, diameter and machining feature sizes in same cutting tools measurement device simultaneously, need the precision rotation axle to carry out stable holding to cutter, can accurately be with the cutter rotation after clamping, coordinate again optical lens and CCD, to cutter circumferencial direction steady shot picture rich in detail.The shooting process cutter rotates more steady, and rotational angle is more accurate, finally higher to each form parameter measuring accuracy.
The utility model content
Technical problem to be solved in the utility model is to provide a kind ofly guarantees that holding cutter clamps the shape of tool measurement mechanism firm, that kinematic accuracy is high in measuring process.
For achieving the above object, the utility model provides a kind of shape of tool measurement mechanism, comprise linear axis, base plate, mounting seat, precision rotation axle, optical lens, CCD camera and two-dimensional adjustment platform, linear axis is arranged on base plate, described precision rotation axle is arranged on linear axis, cutter is lived by the precision rotation axle clamp, and described optical lens and CCD camera are positioned at directly over cutter, the two-dimensional adjustment platform be positioned at cutter below, by mounting seat, be fixed on base plate.
As preferably, the inner structure of described turning axle adopts the modular design method design, comprises with lower module:
The mounting seat module, comprise mount pad, interior outer end cap, left and right end cap, drawhead base and drawhead end cap, the left and right end cap is located at respectively the two ends of mount pad, is connected sealing by O-ring seal with mount pad, the drawhead base is fixed on the left end of left end cap, the drawhead end cap is located at the left side of drawhead base, outer end cap is fixed on the right-hand member of right end cap, and inner end cap is located at the right side of outer end cap;
Driver module, comprise motor and rotor web member, and motor is fixed on the mount pad inner flange by gib screw, and the rotor web member directly is fixed on by its gib screw on the rotor of motor, and the rotating connector Internal and external cycle all is equipped with O-ring seal;
The cutter holding module, comprise push rod rollback air connector, push away air connector before push rod, collet chuck, the chuck handle, the chuck installing ring, precision spring, empty push rod, bearing, end ring, the end ring pressed seat, left piston, right piston and piston boit, described empty push rod runs through the left and right end cap, mount pad, outer end cap, piston boit, drawhead base and drawhead end cap, the end ring pressed seat is located at the left side of drawhead end cap, and end ring is located at the right-hand member of end ring pressed seat and is located in the drawhead end cap, and bearing is located at the right-hand member of end ring, the left side of drawhead base, described left piston is located between bearing and drawhead end cap, and right piston is located between bearing and drawhead base, and described piston boit is located at the inboard of outer end cap, precision spring is located between piston boit and inner end cap, and described chuck installing ring is located in inner end cap, right part runs through inner end cap, and the chuck handle is located at the right-hand member of outer end cap and is enclosed within piston boit, the chuck installing ring, the outside of precision spring and inner end cap, described collet chuck left end props up precision spring, run through inner end cap and chuck installing ring, right-hand member runs through the chuck handle.
As preferably, described empty push rod leads directly to from left to right into the piston boit endoporus, and is attached thereto and is integrated, and empty push rod outer ring coordinates by O-ring seal with rotor web member endoporus.
As preferably, described bearing is fixed in the middle of left and right piston, and left and right piston is installed in after being laminated in the drawhead base, and outer end is fixed by the drawhead end cap, and by O-ring seal, it is sealed.
As preferably, described chuck handle directly is fixed on the piston rod right side connected as one with empty push rod by screw.
As preferably, described collet chuck is fastened on the chuck installing ring by accurate thread, and the chuck installing ring is fixed on inner end cap and is integrally formed by fixing jackscrew again.
As preferably, described inner end cap directly is fixed on the right side of rotor web member.
The utility model discloses a kind of shape of tool measurement mechanism, guaranteed that holding cutter clamps in measuring process firm, the job stability that kinematic accuracy is high, for in same cutting tools measurement equipment, realizing circularity, the precision measurement of the form parameters such as diameter and machining feature size provides possibility, adopt the artificial original method that cutter is measured that captures than transmission, the utility model can be realized the intervention of measuring process prosthetic, and guarantee all the time the contact force for same specification cutter holding, guarantee that measuring process is to cutter self not damaged, avoided human factor to cause measuring accuracy to be difficult to the problem improved fully, for realizing that shape of tool automatic measurement provides scheme.
The accompanying drawing explanation
The cut-away view that Fig. 1 is the precision rotation axle;
The external structure that Fig. 2 is the precision rotation axle;
The external structure that Fig. 3 is the precision rotation axle;
The structural representation that Fig. 4 is the utility model embodiment.
In figure: 1. collet chuck; 2. chuck handle; 3. chuck installing ring; 4. inner end cap; 5. precision spring; 6. piston boit; 7. outer end cap; 8. rotor web member gib screw; 9. right end cap; 10. right end cap O-ring seal; 11. rotor web member endoporus O-ring seal; 12. empty push rod; 13. mount pad; 14. left end cap O-ring seal; 15. left end cap; 16. drawhead gib screw; 17. drawhead base; 18. right piston packing; 19. drawhead end cap gib screw; 20. bearing; 21. end ring; 22. end ring pressed seat; 23. left piston chamber; 24. drawhead end cap seal circle; 25. left piston; 26. left piston O-ring seal; 27. right piston; 28. right piston packing; 29. right plunger shaft; 30. left end cap endoporus O-ring seal; 31. motor mounting screw; 32. motor; 33. rotor adaptor exterior seal ring; 34. rotor web member; 35. piston boit O-ring seal; 36. the chuck installing ring is jackscrew fixedly; 37. drawhead end cap; 38. push rod rollback air connector; 39. push away air connector before push rod; 40. servomotor; 41. base plate; 42. linear axis; 43. precision rotation axle; 44. tested cutter; 45. optical lens; 46.CCD camera; 47. camera lens and CCD mount pad; 48. two-dimensional adjustment platform; 49. mounting seat.
Embodiment
Below describe embodiment of the present utility model in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label means same or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
Referring to shown in Fig. 1 to Fig. 4, a kind of shape of tool measurement mechanism, comprise linear axis 42, base plate 41, mounting seat 49, precision rotation axle 43, optical lens 45, CCD camera 46 and two-dimensional adjustment platform 48, linear axis 42 is arranged on base plate 41, described precision rotation axle 43 is arranged on linear axis 42, cutter 44 is clamped by precision rotation axle 43, optical lens 45 and CCD camera 46 are positioned at directly over cutter 44, two-dimensional adjustment platform 48 is positioned at the below of cutter 44, by mounting seat 49, be fixed on base plate 41, the inner structure of described turning axle 43 adopts the modular design method design, comprise with lower module:
The mounting seat module, comprise mount pad 13, interior outer end cap, left and right end cap, drawhead base 17 and drawhead end cap 37, the left and right end cap be located at respectively mount pad 13 two ends, be connected sealing by O-ring seal with mount pad 13, drawhead base 17 is fixed on the left end of left end cap 15, drawhead end cap 37 is located at the left side of drawhead base 17, outer end cap 7 is fixed on the right-hand member of right end cap 9, and inner end cap 4 is located at the right side of outer end cap 7;
Driver module, comprise motor 32 and rotor web member 34, motor 32 is fixed on mount pad 13 inner flanges by gib screw 31, rotor web member 34 directly is fixed on the rotor of motor 32 by its gib screw, rotating connector 34 Internal and external cycles all are equipped with O-ring seal 33, and described inner end cap 4 directly is fixed on the right side of rotor web member 34;
The cutter holding module, comprise push rod rollback air connector 38, push away air connector 39 before push rod, collet chuck 1, chuck handle 2, chuck installing ring 3, precision spring 5, empty push rod 12, bearing 20, end ring 21, end ring pressed seat 22, left piston 25, right piston 27 and piston boit 6, described empty push rod 12 runs through the left and right end cap, mount pad 13, outer end cap 7, piston boit 6, drawhead base 17 and drawhead end cap 37, end ring pressed seat 22 is located at the left side of drawhead end cap 37, and end ring 21 is located at the right-hand member of end ring pressed seat 22 and is located in drawhead end cap 37, and bearing 20 is located at the right-hand member of end ring 21, the left side of drawhead base 17, bearing 20 is fixed on a left side, in the middle of right piston, and left, after being laminated, right piston is installed in drawhead base 17, outer end is fixing by drawhead end cap 37, and by O-ring seal, it is sealed, described left piston 25 is located between bearing 20 and drawhead end cap 37, right piston 27 is located between bearing 20 and drawhead base 17, described piston boit 6 is located at the inboard of outer end cap 7, empty push rod 12 leads directly to from left to right into piston boit 6 endoporus, and be attached thereto and be integrated, empty push rod 12 outer rings coordinate by O-ring seal 11 with rotor web member 34 endoporus, precision spring 5 is located between piston boit 6 and inner end cap 4, and described chuck installing ring 3 is located in inner end cap 4, right part runs through inner end cap 4, and chuck handle 2 is located at the right-hand member of outer end cap 7 and is enclosed within piston boit 6, chuck installing ring 3, the outside of precision spring 5 and inner end cap 4, directly be fixed on by screw on piston rod 6 right sides that connect as one with empty push rod 12, and described collet chuck 1 left end props up precision spring 5, run through inner end cap 4 and chuck installing ring 3, right-hand member runs through chuck handle 2, by accurate thread, is fastened on chuck installing ring 3, and chuck installing ring 3 is fixed on inner end cap 4 and is integrally formed by fixing jackscrew 36 again, and inner end cap 4 directly is fixed on the right side of rotor web member 34.
While pushing away air connector 39 supply pressurized air before the push rod to drawhead end cap 37, left piston chamber 23 will be full of the pressurized air with certain pressure, promoting empty push rod 12 moves right, thereby the piston boit 6 of empty push rod 12 right-hand members also will move right together, thereby push its right side spring 5, promote chuck handle 2 simultaneously and outwards move, incite somebody to action progressively extrusion spring chuck 1 after chuck handle 2 moves right, to hold cutter 44 tightly after collet chuck 1 is squeezed, so realize the Automatic-clamping to cutter 44, after clamping, motor 32 rotates, and this rotatablely moves and drives inner end cap 4, chuck handle 2, collet chuck 1 by rotor web member 32 and rotates together with cutter 44, like this realized that the automatic rotation of cutter 44 moves, when motor 32 moves with certain speed with cutter 44, coordinate optical lens 45 and 46 pairs of cutters of CCD camera, 44 circumferencial direction photographic images, after measuring a cutter 44, motor 32 stops operating, close the pressurized air that is supplied to draw-bar seat left piston chamber 23 simultaneously, and give draw-bar seat right plunger shaft 29 supply pressurized air, right piston 27 will promote empty push rod 12 left, along with empty push rod 12 is return left, the piston boit 6 that drives empty push rod 12 right sides is rollback left, the precision spring 5 of pressurized is progressively extended before, promoting piston boit 6 returns in rotor web member 34, thereby driving chuck handle 2 returns left, final trip spring chuck 1, so realized automatically unclamping of cutter 44, by the way, realized the Automatic-clamping of cutter 44, unclamp with precision rotation and move, in use, cutter 44 inserts in collet chuck 1 hole, can select according to the cutter 44 of different-diameter specification the collet chuck 1 of corresponding specification, after the Pneumatic Control Technology clamp-on tool, motor 32 drives it and at the uniform velocity rotates with certain speed, the optical lens 45 and the CCD camera 46 that are positioned at directly over cutter 44 are taken the image on the cutter circumferencial direction in real time, image information is fed back to measuring system, by machine vision and image processing techniques, can obtain tool diameter, circularity, each form parameter information of machining feature, the diameter value cutter is mapped to the rectangular width value on measurement plane, can produce the rectangular width value of many groups when cutter is positioned under different rotational angles to be mapped on measurement plane, analyze the variable of this group width value, can obtain the circularity parameter of cutter, machining feature on cutter is spliced contrast by tool motion to the image information of each position of circumferencial direction, finally piece together the map image of each machining feature on measurement plane on cutter, can extract each machining feature parameter value of relevant cutter from this image, in the above described manner, finally realize comprehensive measurement functions of form parameter such as tool diameter, circularity, machining feature.
The utility model discloses a kind of shape of tool measurement mechanism, guaranteed that holding cutter clamps in measuring process firm, the job stability that kinematic accuracy is high, for in same cutting tools measurement equipment, realizing circularity, the precision measurement of the form parameters such as diameter and machining feature size provides possibility, adopt the artificial original method that cutter is measured that captures than transmission, the utility model can be realized the intervention of measuring process prosthetic, and guarantee all the time the contact force for same specification cutter holding, guarantee that measuring process is to cutter self not damaged, avoided human factor to cause measuring accuracy to be difficult to the problem improved fully, for realizing that shape of tool automatic measurement provides scheme.
In the description of this instructions, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: in the situation that do not break away from principle of the present utility model and aim can be carried out multiple variation, modification, replacement and modification to these embodiment, scope of the present utility model is limited by claim and equivalent thereof.
Claims (7)
1. a shape of tool measurement mechanism, it is characterized in that, comprise linear axis, base plate, mounting seat, precision rotation axle, optical lens, CCD camera and two-dimensional adjustment platform, linear axis is arranged on base plate, described precision rotation axle is arranged on linear axis, cutter is lived by the precision rotation axle clamp, and described optical lens and CCD camera are positioned at directly over cutter, the two-dimensional adjustment platform be positioned at cutter below, by mounting seat, be fixed on base plate.
2. measurement mechanism according to claim 1, is characterized in that, the inner structure of described turning axle adopts the modular design method design, comprises with lower module:
The mounting seat module, comprise mount pad, interior outer end cap, left and right end cap, drawhead base and drawhead end cap, the left and right end cap is located at respectively the two ends of mount pad, is connected sealing by O-ring seal with mount pad, the drawhead base is fixed on the left end of left end cap, the drawhead end cap is located at the left side of drawhead base, outer end cap is fixed on the right-hand member of right end cap, and inner end cap is located at the right side of outer end cap;
Driver module, comprise motor and rotor web member, and motor is fixed on the mount pad inner flange by gib screw, and the rotor web member directly is fixed on by its gib screw on the rotor of motor, and the rotating connector Internal and external cycle all is equipped with O-ring seal;
The cutter holding module, comprise push rod rollback air connector, push away air connector before push rod, collet chuck, the chuck handle, the chuck installing ring, precision spring, empty push rod, bearing, end ring, the end ring pressed seat, left piston, right piston and piston boit, described empty push rod runs through the left and right end cap, mount pad, outer end cap, piston boit, drawhead base and drawhead end cap, the end ring pressed seat is located at the left side of drawhead end cap, and end ring is located at the right-hand member of end ring pressed seat and is located in the drawhead end cap, and bearing is located at the right-hand member of end ring, the left side of drawhead base, described left piston is located between bearing and drawhead end cap, and right piston is located between bearing and drawhead base, and described piston boit is located at the inboard of outer end cap, precision spring is located between piston boit and inner end cap, and described chuck installing ring is located in inner end cap, right part runs through inner end cap, and the chuck handle is located at the right-hand member of outer end cap and is enclosed within piston boit, the chuck installing ring, the outside of precision spring and inner end cap, described collet chuck left end props up precision spring, run through inner end cap and chuck installing ring, right-hand member runs through the chuck handle.
3. measurement mechanism according to claim 2, is characterized in that, described empty push rod leads directly to from left to right into the piston boit endoporus, and be attached thereto and be integrated, and empty push rod outer ring coordinates by O-ring seal with rotor web member endoporus.
4. measurement mechanism according to claim 2, it is characterized in that, described bearing is fixed in the middle of left and right piston, and left and right piston is installed in the drawhead base after being laminated, outer end is fixed by the drawhead end cap, and by O-ring seal, it is sealed.
5. measurement mechanism according to claim 3, is characterized in that, described chuck handle directly is fixed on the piston rod right side connected as one with empty push rod by screw.
6. measurement mechanism according to claim 2, is characterized in that, described collet chuck is fastened on the chuck installing ring by accurate thread, and the chuck installing ring is fixed on inner end cap and is integrally formed by fixing jackscrew again.
7. measurement mechanism according to claim 6, is characterized in that, described inner end cap directly is fixed on the right side of rotor web member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320485943.9U CN203375946U (en) | 2013-08-09 | 2013-08-09 | A cutter shape measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320485943.9U CN203375946U (en) | 2013-08-09 | 2013-08-09 | A cutter shape measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203375946U true CN203375946U (en) | 2014-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320485943.9U Withdrawn - After Issue CN203375946U (en) | 2013-08-09 | 2013-08-09 | A cutter shape measuring device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203375946U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398670A (en) * | 2013-08-09 | 2013-11-20 | 昆山允可精密工业技术有限公司 | Cutter-shaped measuring device |
-
2013
- 2013-08-09 CN CN201320485943.9U patent/CN203375946U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398670A (en) * | 2013-08-09 | 2013-11-20 | 昆山允可精密工业技术有限公司 | Cutter-shaped measuring device |
| CN103398670B (en) * | 2013-08-09 | 2016-02-03 | 昆山允可精密工业技术有限公司 | A kind of shape of tool measurement mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140101 Effective date of abandoning: 20160203 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |