CN102305615B - Flatness detecting device and method - Google Patents
Flatness detecting device and method Download PDFInfo
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- CN102305615B CN102305615B CN201110195012.0A CN201110195012A CN102305615B CN 102305615 B CN102305615 B CN 102305615B CN 201110195012 A CN201110195012 A CN 201110195012A CN 102305615 B CN102305615 B CN 102305615B
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- 239000000523 sample Substances 0.000 claims abstract description 82
- 238000001514 detection method Methods 0.000 claims abstract description 25
- 238000012360 testing method Methods 0.000 claims description 21
- 239000011521 glass Substances 0.000 claims description 6
- 238000004088 simulation Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 abstract 3
- 230000007246 mechanism Effects 0.000 abstract 3
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 238000005457 optimization Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
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Abstract
The invention relates to a flatness detecting device and method. The flatness detecting device comprises a detecting frame, conveyors, a plurality of probes and transmission mechanisms, wherein the conveyors for longitudinally conveying objects to be detected are arranged at the upper end of the detecting frame, and the plurality of probes and the transmission mechanisms connected with the probes respectively and driving the probes to transversely reciprocate are arranged on the conveyors. The transmission mechanisms is formed by two groups of first guide rails and second guide rails arranged between the two groups of first guide rails. A first probe and a second probe are respectively arranged in middle parts of the two groups of first guide rails. A third probe and a fourth probe are arranged in the second guide rails. The third probe and the fourth probe are respectively connected to the front side and the rear side of a synchronous belt above the second guide rails. The flatness detecting device and method has the advantages that points are picked movably instead of fixed picking, so that more points can be picked in same direction on the surface of the object to form an simulation flatness continuous curve, and the surface flatness of the object can be more accurately and really reflected; the detection can be performed without stopping machine, the data is rapidly collected by using a collecting card, so that the production requirement can be satisfied.
Description
Technical field
The present invention relates to a kind of surveying instrument, particularly a kind of flatness detecting device and detection method.
Background technology
Existing measurement object plane flatness conventional method is dot matrix, the method is got a little few, slow by PLC control rate, the simulation continuous curve and the actual error that form are larger, and we are loaded on guide rail fast moving by probe and get a little to solve and get a little large this shortcoming of few error.
Summary of the invention
Object of the present invention is exactly for fear of the weak point in background technology, and a kind of flatness detecting device and detection method are provided.
For achieving the above object, the present invention adopts following technical scheme: flatness detecting device, comprise testing stand, described testing stand upper end is provided with the conveying device that tested article are vertically moved, the gear train that conveying device top is provided with some probes and is connected and can makes each probe transverse reciprocating move with probe respectively, the first guide rail that described gear train is arranged by two groups of front and back and the second guide rail being arranged between two group of first guide rail form, two group of first guide rail middle part is equipped with respectively the first probe and the second probe, in the second guide rail, be furnished with the 3rd probe and the 4th probe, described the 3rd probe, the 4th probe is connected with front side and the rear side of the Timing Belt of the second guide rail top respectively.
For a kind of optimization of the present invention, described conveying device comprises two deflector rolls and is set in two conveying belt between deflector roll, two deflector rolls lay respectively at testing stand upper front end and upper rear end, and the two ends of deflector roll are flexibly connected with testing stand respectively, wherein a deflector roll is by motor-driven active deflector roll.
For a kind of optimization of the present invention, described gear train is erected at conveying device top by surveying frame, this detection frame comprises adjustable frame, crosspiece and guide supporting frame, on four angles of adjustable frame, by supporting studs, be connected with testing stand respectively, supporting studs upper end is connected with adjustable frame by fine-tuning nut, and described gear train is erected at adjustable frame top by guide supporting frame, crosspiece successively.
For a kind of optimization of the present invention, the side frame of guide supporting frame both sides is connected with the two side ends of each guide rail.
For a kind of optimization of the present invention, described guide rail consists of two conduits.
For a kind of optimization of the present invention, two are provided with between deflector roll the glass backing plate being connected with testing stand, and the band medial surface of the upper surface of this glass backing plate and conveying belt upside amplexiforms.
For a kind of optimization of the present invention, described probe is connected with compunication by capture card respectively.
The method of carrying out flatness detection with flatness detecting device, comprises the following steps:
A) tested article are placed on conveying belt, and are at the uniform velocity sent to by conveying belt;
B) conveying belt top is provided with four probes, suppose that these tested article are provided with rectangle frame along border, the first probe and the second probe are distinguished can be along the first guide rail transverse reciprocating slippage, and when tested article are at the uniform velocity sent to, complete successively respectively the detection scanning of two cornerwise detection scannings of rectangle frame and this rectangle frame front side edge, back side edge; The 3rd probe and the 4th probe are located by connecting in the second guide rail two ends, when tested article are sent to, complete the side detection scanning of rectangle frame both sides;
C) data of four probe detection scannings are imported to computing machine by capture card, by computing machine, generated the flatness curve of these tested article, by flatness curve, judge whether the flatness of tested article meets the demands.
The present invention, compared with background technology, has by fixed point and gets and be a little modified into movable type and get a little, can get on the unidirectional surface of object more point, and the simulation flatness continuous curve of composition can more accurately more truly reflect the surface smoothness of object; Can not shut down detection, fast by capture card image data speed, meet production requirement; Non-cpntact measurement, to product not damaged.
Accompanying drawing explanation
Fig. 1 is the perspective view of flatness detecting device.
Fig. 2 is conveying device and testing stand syndeton schematic diagram.
Fig. 3 is each probe and gear train syndeton schematic diagram.
Fig. 4 is gear train is erected at conveying device top structural representation by surveying frame.
Fig. 5 is the connection diagram of guide supporting frame and guide rail.
Fig. 6 is the gear train structural representation that is provided with four probes.
Fig. 7 is the plan structure schematic diagram that is provided with the flatness detecting device of four probes.
Fig. 8 is that probe is connected schematic block diagram with compunication.
Fig. 9 is the schematic diagram of virtual rectangle frame in tested article.
Embodiment
Embodiment 1: with reference to Fig. 1 ~ 9.Flatness detecting device, comprise testing stand 1, described testing stand 1 upper end is provided with the conveying device 2 that tested article 9 are vertically moved, conveying device 2 tops be provided with some probes 3 and respectively with probe 3 gear trains 4 that are connected and can make each probe 3 transverse reciprocatings move.
Described conveying device 2 comprises two deflector roll 2b and is set in two conveying belt 2a between deflector roll 2b, two deflector roll 2b lay respectively at testing stand 1 upper front end and upper rear end, and the two ends of deflector roll 2b are flexibly connected with testing stand 1 respectively, wherein a deflector roll 2b is by motor-driven active deflector roll.Two are provided with between deflector roll 2b the glass backing plate 6 being connected with testing stand 1, and the band medial surface of the upper surface of this glass backing plate 6 and conveying belt 2a upside amplexiforms.
Described gear train 4 comprises some guide rail 4a, Timing Belt 4c and synchronizing wheel 4b, guide rail 4a two ends are respectively equipped with synchronizing wheel 4b, Timing Belt 4c is set in respectively between two synchronizing wheel 4b on same guide rail 4a, described probe 3a or probe 3b are movably connected on respectively on guide rail 4a1 or guide rail 4a2, and the upper end of probe 3a or probe 3b is connected with Timing Belt 4c respectively, and the each guide rail 4a wherein synchronizing wheel 4b of one end is by motor-driven driving wheel.
Described gear train 4 is erected at conveying device 2 tops by surveying frame 5, this detection frame 5 comprises adjustable frame 5c, crosspiece 5b and guide supporting frame 5a, on four angles of adjustable frame 5c, by supporting studs 5d, be connected with testing stand 1 respectively, supporting studs 5d upper end is connected with adjustable frame 5c by fine-tuning nut, and described gear train 4 is erected at adjustable frame 5c top by guide supporting frame 5a, crosspiece 5b successively.The side frame of guide supporting frame 5a both sides is connected with the two side ends of each guide rail 4a.Described guide rail 4a consists of two conduit 4a1.Described probe 3 communicates to connect by capture card 7 and computing machine 8 respectively.
Embodiment 2: with reference to Fig. 6 and 7.On the basis of embodiment 1, the first guide rail 4a1 that described gear train 4 is arranged by two groups of front and back and the second guide rail 4a1 being arranged between two group of first guide rail 4a2 form, two group of first guide rail 4a1 middle part is equipped with respectively the first probe 3a1 and the second probe 3a2, in the second guide rail 4a2, be furnished with the 3rd probe 3b1 and the 4th probe 3b2, described the 3rd probe 3b1, the 4th probe 3b2 are connected with the second front side and rear side of leading the Timing Belt 4c of 4a2 rail top respectively.
Embodiment 3: with reference to Fig. 1 ~ 9.With flatness detecting device, carry out a method for flatness detection, the gear train 4 of this flatness detecting device is take embodiment 2 as basis, and its detection method comprises the following steps:
A) tested article 9 are placed in to conveying belt 2a above, and are at the uniform velocity sent to by conveying belt 2a;
B) conveying belt top is provided with four probes 3, suppose that these tested article 9 are provided with rectangle frame 9a along border, the first probe 3a1 and the second probe 3a2 respectively can be along the first guide rail 4a1 transverse reciprocating slippages, and when tested article 9 are at the uniform velocity sent to, complete successively respectively the detection scanning of two diagonal line 9a4 of rectangle frame 9a and the detection scanning of this rectangle frame 9a front side edge 9a2, back side edge 9a1; The 3rd probe 3b1 and the 4th probe 3b2 are located by connecting in the second guide rail 4a2 two ends, when tested article 9 are sent to, complete the side 9a3 detection scanning of rectangle frame 9a both sides;
C) data of four probe 3 detection scannings are imported to computing machine 8 by capture card 7, by computing machine 8, generated the flatness curve of these tested article, by flatness curve, judge whether the flatness of tested article 9 meets the demands.
Some embodiments described herein are only to the explanation for example of the present invention's spirit.Person skilled can do various modifications, supplements or adopt similar mode to substitute to embodiment described herein, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Claims (9)
1. a flatness detecting device, comprise testing stand, described testing stand upper end is provided with the conveying device that tested article are vertically moved, the gear train that conveying device top is provided with some probes and is connected and can makes each probe transverse reciprocating move with probe respectively, it is characterized in that: described gear train consists of two group of first guide rail and the second guide rail of being arranged between two group of first guide rail, the middle part of two group of first guide rail is equipped with respectively the first probe and the second probe, the second guide rail middle part is equipped with the 3rd probe and the 4th probe, described the 3rd probe, the 4th probe is connected with front side and the rear side of the Timing Belt of the second guide rail top respectively.
2. flatness detecting device according to claim 1, it is characterized in that: described conveying device comprises two deflector rolls and is set in two conveying belt between deflector roll, two deflector rolls lay respectively at testing stand upper front end and upper rear end, and the two ends of deflector roll are flexibly connected with testing stand respectively, wherein a deflector roll is by motor-driven active deflector roll.
3. flatness detecting device according to claim 1, it is characterized in that: described gear train comprises some guide rails, Timing Belt and synchronizing wheel, each guide rail two ends are respectively equipped with synchronizing wheel, Timing Belt is set in respectively between two synchronizing wheels on same guide rail, described probe is movably connected on respectively on guide rail, and the upper end of probe is connected with Timing Belt respectively, and the each guide rail wherein synchronizing wheel of one end is by motor-driven driving wheel.
4. flatness detecting device according to claim 1, it is characterized in that: described gear train is erected at conveying device top by surveying frame, this detection frame comprises adjustable frame, crosspiece and guide supporting frame, on four angles of adjustable frame, by supporting studs, be connected with testing stand respectively, supporting studs upper end is connected with adjustable frame by fine-tuning nut, and described gear train is erected at adjustable frame top by guide supporting frame, crosspiece successively.
5. according to the flatness detecting device described in claim 1 or 3 or 4, it is characterized in that: the side frame of guide supporting frame both sides is connected with the two side ends of each guide rail.
6. according to the flatness detecting device described in claim 1 or 3, it is characterized in that: described guide rail consists of two conduits.
7. flatness detecting device according to claim 2, is characterized in that: two are provided with between deflector roll the glass backing plate being connected with testing stand, and the band medial surface of the upper surface of this glass backing plate and conveying belt upside amplexiforms.
8. the pick-up unit of flatness according to claim 1, is characterized in that: described probe is connected with compunication by capture card respectively.
9. one kind is carried out the method for flatness detection with flatness detecting device, it is characterized in that: this flatness detecting device comprises testing stand, described testing stand upper end is provided with the conveying device that tested article are vertically moved, the gear train that conveying device top is provided with four probes and is connected and can makes each probe transverse reciprocating move with four probes respectively, four probes are respectively the first probe, the second probe, the 3rd probe and the 4th probe, described gear train consists of two group of first guide rail and the second guide rail of being arranged between two group of first guide rail, two group of first guide rail middle part is equipped with respectively the first probe and the second probe, the second guide rail middle part is equipped with the 3rd probe and the 4th probe, described the 3rd probe, the 4th probe is connected with front side and the rear side of the Timing Belt of the second guide rail top respectively, conveying device in this flatness detecting device comprises two deflector rolls and is set in two conveying belt between deflector roll, its detection method comprises the following steps:
A) tested article are placed on conveying belt, and are at the uniform velocity sent to by conveying belt;
B) suppose that these tested article are provided with rectangle frame along border, the first probe and the second probe are distinguished can be along the first guide rail transverse reciprocating slippage, and when tested article are at the uniform velocity sent to, complete successively respectively the detection scanning of two cornerwise detection scannings of rectangle frame and this rectangle frame front side edge, back side edge; The 3rd probe and the 4th probe are located by connecting in the second guide rail two ends, when tested article are sent to, complete the side detection scanning of rectangle frame both sides;
C) data of four probe detection scannings are imported to computing machine by capture card, by computing machine, generated the flatness curve of these tested article, by flatness curve, judge whether the flatness of tested article meets the demands.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110195012.0A CN102305615B (en) | 2011-07-13 | 2011-07-13 | Flatness detecting device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110195012.0A CN102305615B (en) | 2011-07-13 | 2011-07-13 | Flatness detecting device and method |
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| CN102305615A CN102305615A (en) | 2012-01-04 |
| CN102305615B true CN102305615B (en) | 2014-04-30 |
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| CN201110195012.0A Expired - Fee Related CN102305615B (en) | 2011-07-13 | 2011-07-13 | Flatness detecting device and method |
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