CN104044070A - Automatic measuring device and method for size of grinding rod size - Google Patents
Automatic measuring device and method for size of grinding rod size Download PDFInfo
- Publication number
- CN104044070A CN104044070A CN201310076960.1A CN201310076960A CN104044070A CN 104044070 A CN104044070 A CN 104044070A CN 201310076960 A CN201310076960 A CN 201310076960A CN 104044070 A CN104044070 A CN 104044070A
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- China
- Prior art keywords
- grinding rod
- diameter
- measurement point
- automatic measuring
- feed
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/12—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation involving optical means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The invention provides an automatic measuring device for the size of a grinding rod, which comprises a measuring system and a calculating system, wherein the measuring system comprises a rotating shaft, a measuring head and a supporting device which are arrayed along a feeding direction; the supporting device comprises a shaft sleeve; the measuring system further comprises a two-dimension adjusting sliding table which moves along the direction vertical to the feeding direction; the measuring head is composed of a base, a signal generator and a signal receiver; the signal generator and the signal receiver are symmetrically mounted on the base; the calculating system comprises a calculating module, a numerical control module and a display terminal; the calculating module is respectively connected with the display terminal and the signal receiver; the numerical control module is respectively connected with a translation shaft and the signal generator. During the feeding and rotating processes of the grinding rod, the device can realize the non-contact automatic measurement for diameter and roundness by reading the change in optical signal covering length. Compared with manual measurement, the device has the advantages that the measuring speed is higher, the measuring area is larger, a rod material can be protected and the process is simplified, so that the measuring accuracy for the grinding rod size is increased, the cost control is benefited, the efficiency is increased and the rejection rate is reduced.
Description
Technical field
The present invention relates to Machining of Shaft-type Parts apparatus field, particularly a kind of grinding rod dimension automatic measuring device and method.
Background technology
The making of accurate axial workpiece, normally first processes a kind of bar-shaped blank material, then by techniques such as cuttings, further processes the various characteristic sizes of part.This blank material is called grinding rod, and first the dimensional accuracy of himself will reach certain technical indicator, and guarantee subsequent technique meets the requirement on machining accuracy of part feature size like this.
Grinding rod carries out grinding by centerless grinder to outer surface to be made, and its precision index comprises diameter and the circularity in bar cross section.In the zones of different of bar, there is the minor variations of diameter of section, circularity, in the time of scope that this variation out-of-size allows, form overproofly, do not allow to be directly used in following process; Particularly, in the situation that bar self length is grown, there is the also corresponding increase of overproof probability.Therefore before grinding rod is processed as to accurate axial workpiece, need to carry out diameter, roundness measurement to the cross section of bar zones of different in advance, within guaranteeing that its dimensional discrepancy fluctuation is controlled at the error range of permission.
In correlation technique, adopt contact type measurement instrument and method to carry out preliminary examination to the size index of grinding rod.But there is following problem in this method: one, and sampling observation point is limited, detects coverage rate deficiency, and the measurement result degree of accuracy is low; Its two, measurement result is subject to artificially, subjective factor affects larger; Its three, multiple-contact improve bar damage the probability of even scrapping; Its four, operation is loaded down with trivial details, labour intensity is large, efficiency is low, cost is high.
Summary of the invention
Detect for existing employing contact instrument and method that the measurement result that grinding rod diameter and circularity causes is inaccurate, bar scrappage is high, and high, the inefficient above-mentioned defect of cost and problem, the object of this invention is to provide a kind of with cordless automatically operation, faster, result grinding rod dimension automatic measuring device and the method more accurately of measuring speed.
For achieving the above object, the invention provides following technical scheme: a kind of grinding rod dimension automatic measuring device, it is characterized in that, comprising:
Measuring system, it comprises translation shaft, rotating shaft, eyelid retractor, gauge head, described rotating shaft is arranged on the translation shaft moving along direction of feed, described eyelid retractor is positioned at the far-end of rotating shaft along direction of feed, it comprises axle sleeve, and the two-dimensional adjustment slide unit that eyelid retractor is moved in the plane perpendicular to direction of feed, and described gauge head is between rotating shaft, eyelid retractor, it is by base, and symmetry signal generator, signal receiver composition mounted thereto;
Computing system, it comprises computing module, numerical control module, display terminal, and described computing module is connected with display terminal, signal receiver respectively, and described numerical control module is connected with translation shaft, signal generator respectively.
As technique scheme preferably, described computing module is connected by netting twine with signal receiver.
As technique scheme preferably, described computing module, numerical control module are arranged in computer.
As technique scheme preferably, described display terminal is display.
As technique scheme preferably, the vertical height of described signal generator, signal receiver is greater than the diameter of grinding rod.
As technique scheme preferably, described axle sleeve is the axle sleeve that can dismantle, replace according to grinding rod diameter.
The present invention also provides a kind of grinding rod size automatic measuring method, it is characterized in that, contains following steps:
Q1: grinding rod is passed to rotating shaft, gauge head, axle sleeve successively along direction of feed, first adjust the position of grinding rod, be located between the signal generator, signal receiver of gauge head, then regulate two-dimensional adjustment slide unit, eyelid retractor is moved in the plane perpendicular to direction of feed, until grinding rod passes through axle sleeve smoothly;
Q2: signal generator launches to signal receiver the optical signal that overlay length is L, control translation shaft driven rotary axle, grinding rod move along direction of feed, make grinding rod pass the measured zone that optical signal covers, and shelter from a part of optical signal;
Q3: in the time that the measurement point of grinding rod enters measured zone, signal receiver reads respectively the overlay length L of the upper and lower two parts optical signal not being blocked
1, L
2, then read numerical value is transferred to computing module;
Q4: computing module calculates the corresponding grinding rod diameter of this measurement point D according to the overlay length difference of optical signal
1=L-L
1-L
2;
Q5: control grinding rod and move along direction of feed, continue to measure the corresponding grinding rod diameter value of next measurement point.
As above-mentioned using method preferably, also contain following steps:
Q6: in the time that certain measurement point of grinding rod enters measured zone, feed-disabling, measures and calculate the corresponding grinding rod diameter of this measurement point D
1, then rotating shaft is rotated to an angle, make another measurement point on same cross section with this measurement point enter measured zone, measure and calculate the corresponding grinding rod diameter of this new measurement point D
2;
Q7: control rotating shaft rotation, continue to measure the corresponding grinding rod diameter of the next measurement point D on this cross section
n;
Q8: computing module is according to multiple diameter D measured on same cross section
n, calculate the diameter dispersion of distribution in this cross section, as grinding rod at the corresponding circularity C of this section.
As above-mentioned using method preferably, grinding rod, at the corresponding circularity C of certain section, also can calculate in accordance with the following methods:
Q9: computing module is searched the diameter maximum D being positioned on same cross section
maxwith minimum of a value D
min, using its difference as grinding rod at the corresponding circularity C=D of this section
max-D
min.
Grinding rod dimension automatic measuring device provided by the present invention, by controlling feeding and the rotation of grinding rod, and the overlay length that reads optical signal changes, realize the measurement for grinding rod diameter, circularity, its measuring process adopts contactless automatic operation, and by computer program calculating, analysis to measure result.Compared with measuring manually, the measuring speed of this device is faster, measurement point coverage rate is wider, reading is more objective, and can avoid damaging bar, and simplifies working process, liberates human resources.Therefore, this device and method can improve the accuracy of grinding rod dimensional measurement result, and is conducive to control cost, raises the efficiency, reduces scrappage.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the grinding rod dimension automatic measuring device of the embodiment of the present invention.
Fig. 2 is structure and the operation principle schematic diagram of the gauge head in the grinding rod dimension automatic measuring device of the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing of the present invention, technical scheme of the present invention is carried out to clear, complete description, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, a kind of grinding rod dimension automatic measuring device that the embodiment of the present invention provides, comprise: measuring system 1, it comprises translation shaft 11, rotating shaft 12, eyelid retractor 13, gauge head 14, described rotating shaft 12 is arranged on the translation shaft 11 moving along direction of feed, described eyelid retractor 13 is positioned at the far-end of rotating shaft 12 along direction of feed, it comprises axle sleeve 131, and the two-dimensional adjustment slide unit 132 that eyelid retractor 13 is moved in the plane perpendicular to direction of feed, described gauge head 14 is positioned at rotating shaft 12, between eyelid retractor 13, it is by base 141, and signal generator 142 symmetrical mounted thereto, signal receiver 143 forms, computing system 2, it comprises computing module 21, numerical control module 22, display terminal 23, and described computing module 21 is connected with display terminal 23, signal receiver 143 respectively, and described numerical control module 22 is connected with translation shaft 11, signal generator 142 respectively.
As shown in Figure 1, described computing module 21 is connected by netting twine 3 with signal receiver 143.Described computing module 21, numerical control module 22 are arranged in computer 4.Described display terminal 23 is displays.The vertical height of described signal generator 142, signal receiver 143 is greater than the diameter of grinding rod.Described axle sleeve 131 is the axle sleeves that can dismantle, replace according to grinding rod diameter.
As shown in Figure 2, the embodiment of the present invention also provides a kind of grinding rod size automatic measuring method, contain following steps: grinding rod is passed to rotating shaft, gauge head, axle sleeve successively along direction of feed, first adjust the position of grinding rod, be located between the signal generator, signal receiver of gauge head, then regulate two-dimensional adjustment slide unit, eyelid retractor is moved in the plane perpendicular to direction of feed, until grinding rod passes through axle sleeve smoothly; Signal generator launches to signal receiver the optical signal that overlay length is L, and control translation shaft driven rotary axle, grinding rod move along direction of feed, make grinding rod pass the measured zone that optical signal covers, and shelter from a part of optical signal; In the time that the measurement point of grinding rod enters measured zone, signal receiver reads respectively the overlay length L of the upper and lower two parts optical signal not being blocked
1, L
2, then read numerical value is transferred to computing module; Computing module calculates the corresponding grinding rod diameter of this measurement point D according to the overlay length difference of optical signal
1=L-L
1-L
2; Control grinding rod and move along direction of feed, continue to measure the corresponding grinding rod diameter value of next measurement point.Arrow in Fig. 2 represents the optical signal of being launched by signal generator.
As shown in Figure 2, as said method preferably, also carry out according to following steps: in the time that certain measurement point of grinding rod enters measured zone, feed-disabling, measures and calculate the corresponding grinding rod diameter of this measurement point D
1, then rotating shaft is rotated to an angle, make another measurement point on same cross section with this measurement point enter measured zone, measure and calculate the corresponding grinding rod diameter of this new measurement point D
2; The rotation of control rotating shaft, continues to measure the corresponding grinding rod diameter of the next measurement point D on this cross section
n; Computing module is according to multiple diameter D measured on same cross section
n, calculate the diameter dispersion of distribution in this cross section, as grinding rod at the corresponding circularity C of this section.
As shown in Figure 2, as said method preferably, grinding rod, at the corresponding circularity C of certain section, also can calculate in accordance with the following methods: computing module is searched the diameter maximum D being positioned on same cross section
maxwith minimum of a value D
min, using its difference as grinding rod at the corresponding circularity C=D of this section
max-D
min.
Grinding rod dimension automatic measuring device provided by the present invention and method compared with traditional handwork, all have comparatively significantly advantage in scientific degree and automaticity, more can adapt to production model extensive, mass.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, any be familiar with those skilled in the art the present invention disclose technical scope in; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (9)
1. a grinding rod dimension automatic measuring device, is characterized in that, comprising:
Measuring system, it comprises translation shaft, rotating shaft, eyelid retractor, gauge head, described rotating shaft is arranged on the translation shaft moving along direction of feed, described eyelid retractor is positioned at the far-end of rotating shaft along direction of feed, it comprises axle sleeve, and the two-dimensional adjustment slide unit that eyelid retractor is moved in the plane perpendicular to direction of feed, and described gauge head is between rotating shaft, eyelid retractor, it is by base, and symmetry signal generator, signal receiver composition mounted thereto;
Computing system, it comprises computing module, numerical control module, display terminal, and described computing module is connected with display terminal, signal receiver respectively, and described numerical control module is connected with translation shaft, signal generator respectively.
2. a kind of grinding rod dimension automatic measuring device according to claim 1, is characterized in that, described computing module is connected by netting twine with signal receiver.
3. a kind of grinding rod dimension automatic measuring device according to claim 1, is characterized in that, described computing module, numerical control module are arranged in computer.
4. a kind of grinding rod dimension automatic measuring device according to claim 1, is characterized in that, described display terminal is display.
5. a kind of grinding rod dimension automatic measuring device according to claim 1, is characterized in that, the vertical height of described signal generator, signal receiver is greater than the diameter of grinding rod.
6. a kind of grinding rod dimension automatic measuring device according to claim 1, is characterized in that, described axle sleeve is the axle sleeve that can dismantle, replace according to grinding rod diameter.
7. a grinding rod size automatic measuring method, is characterized in that, contains following steps:
Q1: grinding rod is passed to rotating shaft, gauge head, axle sleeve successively along direction of feed, first adjust the position of grinding rod, be located between the signal generator, signal receiver of gauge head, then regulate two-dimensional adjustment slide unit, eyelid retractor is moved in the plane perpendicular to direction of feed, until grinding rod passes through axle sleeve smoothly;
Q2: signal generator launches to signal receiver the optical signal that overlay length is L, control translation shaft driven rotary axle, grinding rod move along direction of feed, make grinding rod pass the measured zone that optical signal covers, and shelter from a part of optical signal;
Q3: in the time that the measurement point of grinding rod enters measured zone, signal receiver reads respectively the overlay length L of the upper and lower two parts optical signal not being blocked
1, L
2, then read numerical value is transferred to computing module;
Q4: computing module calculates the corresponding grinding rod diameter of this measurement point D according to the overlay length difference of optical signal
1=L-L
1-L
2;
Q5: control grinding rod and move along direction of feed, continue to measure the corresponding grinding rod diameter value of next measurement point.
8. a kind of grinding rod size automatic measuring method according to claim 7, is characterized in that, also contains following steps:
Q6: in the time that certain measurement point of grinding rod enters measured zone, feed-disabling, measures and calculate the corresponding grinding rod diameter of this measurement point D
1, then rotating shaft is rotated to an angle, make another measurement point on same cross section with this measurement point enter measured zone, measure and calculate the corresponding grinding rod diameter of this new measurement point D
2;
Q7: control rotating shaft rotation, continue to measure the corresponding grinding rod diameter of the next measurement point D on this cross section
n;
Q8: computing module is according to multiple diameter D measured on same cross section
n, calculate the diameter dispersion of distribution in this cross section, as grinding rod at the corresponding circularity C of this section.
9. a kind of grinding rod size automatic measuring method according to claim 8, is characterized in that, grinding rod, at the corresponding circularity C of certain section, also can calculate in accordance with the following methods:
Q9: computing module is searched the diameter maximum D being positioned on same cross section
maxwith minimum of a value D
min, using its difference as grinding rod at the corresponding circularity C=D of this section
max-D
min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310076960.1A CN104044070A (en) | 2013-03-12 | 2013-03-12 | Automatic measuring device and method for size of grinding rod size |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310076960.1A CN104044070A (en) | 2013-03-12 | 2013-03-12 | Automatic measuring device and method for size of grinding rod size |
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| Publication Number | Publication Date |
|---|---|
| CN104044070A true CN104044070A (en) | 2014-09-17 |
Family
ID=51497721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310076960.1A Pending CN104044070A (en) | 2013-03-12 | 2013-03-12 | Automatic measuring device and method for size of grinding rod size |
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| Country | Link |
|---|---|
| CN (1) | CN104044070A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104044071A (en) * | 2013-03-12 | 2014-09-17 | 昆山允可精密工业技术有限公司 | Automatic measuring instrument for size of grinding rod |
| CN111659486A (en) * | 2020-06-11 | 2020-09-15 | 武汉轻工大学 | Rice huller rubber roll diameter measuring device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07186043A (en) * | 1993-12-24 | 1995-07-25 | Toyoda Mach Works Ltd | Sizing device |
| US6623332B1 (en) * | 1998-12-11 | 2003-09-23 | Erwin Junker Maschinenfabrik Gmbh | Grinding machine and method for real-time dimension control |
| CN101386152A (en) * | 2007-09-11 | 2009-03-18 | 上海日进机床有限公司 | Grinding machine with laser ranging automatic compensation device |
| CN102927920A (en) * | 2012-10-31 | 2013-02-13 | 昆山允可精密工业技术有限公司 | Cylindrical material measuring device |
| CN203141308U (en) * | 2013-03-12 | 2013-08-21 | 昆山允可精密工业技术有限公司 | Automatic measuring instrument for measuring size of grinding rod |
| CN104044071A (en) * | 2013-03-12 | 2014-09-17 | 昆山允可精密工业技术有限公司 | Automatic measuring instrument for size of grinding rod |
-
2013
- 2013-03-12 CN CN201310076960.1A patent/CN104044070A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07186043A (en) * | 1993-12-24 | 1995-07-25 | Toyoda Mach Works Ltd | Sizing device |
| US6623332B1 (en) * | 1998-12-11 | 2003-09-23 | Erwin Junker Maschinenfabrik Gmbh | Grinding machine and method for real-time dimension control |
| CN101386152A (en) * | 2007-09-11 | 2009-03-18 | 上海日进机床有限公司 | Grinding machine with laser ranging automatic compensation device |
| CN102927920A (en) * | 2012-10-31 | 2013-02-13 | 昆山允可精密工业技术有限公司 | Cylindrical material measuring device |
| CN203141308U (en) * | 2013-03-12 | 2013-08-21 | 昆山允可精密工业技术有限公司 | Automatic measuring instrument for measuring size of grinding rod |
| CN104044071A (en) * | 2013-03-12 | 2014-09-17 | 昆山允可精密工业技术有限公司 | Automatic measuring instrument for size of grinding rod |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104044071A (en) * | 2013-03-12 | 2014-09-17 | 昆山允可精密工业技术有限公司 | Automatic measuring instrument for size of grinding rod |
| CN111659486A (en) * | 2020-06-11 | 2020-09-15 | 武汉轻工大学 | Rice huller rubber roll diameter measuring device |
| CN111659486B (en) * | 2020-06-11 | 2022-01-07 | 武汉轻工大学 | Rice huller rubber roll diameter measuring device |
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Application publication date: 20140917 |