CN205080560U - Bar code recognition equipment of bar code is waited to distinguish with two sets of cursor positioning - Google Patents
Bar code recognition equipment of bar code is waited to distinguish with two sets of cursor positioning Download PDFInfo
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- CN205080560U CN205080560U CN201520743391.6U CN201520743391U CN205080560U CN 205080560 U CN205080560 U CN 205080560U CN 201520743391 U CN201520743391 U CN 201520743391U CN 205080560 U CN205080560 U CN 205080560U
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- light
- bar code
- prompt
- imaging system
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Abstract
The utility model relates to a bar code recognition equipment of bar code is waited to distinguish with two sets of cursor positioning, indicate the subassembly including being used for acquireing at least two sets of light of waiting to distinguish the imaging system of bar code image and be used for forming respectively the prompt on waiting to distinguish the bar code, at least two sets of light indicate the subassembly to include that first light indicates subassembly, second light and indicate the subassembly. The optical axis that first light indicateed subassembly, second light to indicate the subassembly is the contained angle setting, and first prompt and second light that first light indicateed the subassembly to form indicate the second prompt of subassembly formation to intersect between imaging system's distant view plane and close shot plane. The subassembly is indicateed to light through at least two sets of optical axises are the contained angle setting, lets first prompt, second prompt intersect between imaging system's distant view plane and close shot plane, and the position of bar code is waited to distinguish in the adjustment of being convenient for, lets the joining be located and waits to distinguish the bar code, treats the accurate positioning of recognition bar code, makes imaging system can acquire clear image.
Description
Technical field
The utility model relates to photoelectric field, more particularly, relates to a kind of use two groups of cursors and locates the bar code reading facility waiting to distinguish bar code.
Background technology
The light prompting assembly that bar code reading facility in correlation technique only has one group or two groups to be arranged in parallel usually.When this type of bar code reading facility is when distinguishing bar code, the irradiation that can send according to bar code reading facility is being waited to distinguish the prompt on bar code, and operator waits to distinguish the relative position between bar code and recognizing apparatus, to realize reading code with visual determination.
The prompt of such bar code reading facility can only do and roughly judge and can not accurately judge to wait whether distinguish bar code with the relative position of imaging system is the best in the assist operator position for the treatment of recognition bar code.Especially, bar code is distinguished for meticulous treating, because its size is less, resolution is higher, in order to obtain larger image on the sensitive chip of imaging system, now need the imaging system selecting larger enlargement ratio, the field angle of this type of imaging system is less, therefore requires that prompt accurately can locate the meticulous position waiting to distinguish bar code.Use the bar code reading facility of existing prompt technology can not realize the meticulous object waiting to distinguish bar code in accurately location.
Utility model content
The technical problems to be solved in the utility model is, provides a kind of use two groups of cursors to locate to wait the bar code reading facility distinguishing bar code.
The utility model solves the technical scheme that its technical matters adopts: construct a kind of use two groups of cursors and locate the bar code reading facility waiting to distinguish bar code, comprise for obtaining the imaging system waiting to distinguish bar code image and for waiting to distinguish described at least two group light prompting assemblies bar code being formed respectively prompt, described at least two group light prompting assemblies comprise the first light prompting assembly, the second light prompting assembly;
The optical axis of described first light prompting assembly, the second light prompting assembly is that angle is arranged, and the first prompt that described first light prompting assembly is formed and the second prompt that described second light points out assembly to be formed intersect between the distant view plane of described imaging system and close shot plane.
Preferably, described first prompt, the second prompt intersect on the alignment surface of described imaging system.
Preferably, the optical axis of described first light prompting assembly, the second light prompting assembly is angle with the optical axis of described imaging system respectively, and described first prompt, the second prompt intersect on the alignment surface of described imaging system, intersection point is positioned on the optical axis of described imaging system.
Preferably, described first light prompting assembly can be arranged with the relative described imaging system of the second light prompting assembly, to regulate the intersection location of described first prompt, the second prompt with deflecting.
Preferably, described first light prompting assembly comprises spaced first indicating light and the first light focusing unit, and the light signal of described first indicating light forms described first prompt after described first light focusing unit;
Described second light prompting assembly comprises spaced second indicating light and the second light focusing unit, and the light signal of described second indicating light forms described second prompt after described second light focusing unit.
Preferably, described first indicating light and/or the relatively described imaging system of described first light focusing unit can be arranged with deflecting, to regulate the position of described first prompt; And/or the relative position of described first indicating light and described first light focusing unit is adjustable, to regulate the position of described first prompt; And/or the placed angle of described first indicating light or the first light focusing unit is adjustable, to regulate the position of described first prompt;
Described second indicating light and/or the relatively described imaging system of described second light focusing unit can be arranged with deflecting, to regulate the position of described second prompt; And/or the relative position of described second indicating light and described second light focusing unit is adjustable, to regulate the position of described second prompt; And/or the placed angle of described second indicating light or the second light focusing unit is adjustable, to regulate the position of described second prompt.
Preferably, described first indicating light, the second indicating light comprise luminophor respectively, and described first prompt that described luminophor presents, the shape of the second prompt and described luminophor shape are similar or identical;
Described first indicating light, the second indicating light comprise the LED with described luminophor respectively.
Preferably, described first light prompting assembly comprises the first light focusing unit of removable multiple different focal; Or described first light prompting assembly comprises the first adjustable light focusing unit of focal position;
Described second light prompting assembly comprises the second light focusing unit of removable multiple different focal; Or described second light prompting assembly comprises the second adjustable light focusing unit of focal position.
Preferably, described first light focusing unit comprises one or more the combination in convex lens, spherical reflector, non-spherical reflector; Described second light focusing unit comprises one or more the combination in convex lens, spherical reflector, non-spherical reflector.
Preferably, described bar code reading facility also comprises at least one for illuminating the supplementary lighting sources in the capture interval of described imaging system, and the brightness of described supplementary lighting sources is adjustable.
Preferably, described imaging system comprises an adjustable imaging system of imaging focal length; Or,
Described imaging system comprises at least two different imaging systems of imaging focal length.
Implement use of the present utility model two groups of cursors and locate the bar code reading facility waiting to distinguish bar code, there is following beneficial effect: by least two group optical axises be angle arrange light prompting assembly, allow the first prompt, the second prompt intersect between the distant view plane of imaging system and close shot plane and be positioned at the view center of imaging system, be convenient to adjust the position waiting to distinguish bar code, allow and treat that recognition bar code is positioned in joining, treat recognition bar code to locate accurately, make imaging system can obtain image clearly.
Especially, when the meticulous bar code of reading, the imaging system that enlargement ratio is higher, field angle is less need be selected, imaging system is relatively short for the depth of field of meticulous bar code, the position of the accurate positioning accurate slice shape code of bar code reading facility energy that the utility model provides, make meticulous bar code not only be positioned at the field range of imaging system but also the field depth in imaging system, meet the positioning requirements of meticulous bar code.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is that the use two groups of cursors in the utility model embodiment locate the schematic diagram treating that the bar code reading facility recognition bar code of recognition bar code is.
Embodiment
In order to there be understanding clearly to technical characteristic of the present utility model, object and effect, now contrast accompanying drawing and describe embodiment of the present utility model in detail.
As shown in Figure 1, use two groups of cursors in the utility model preferred embodiment are located and are waited to distinguish the bar code reading facility of bar code and comprise housing 1, for obtaining the imaging system 3 waiting to distinguish bar code 2 image and for waiting to distinguish two groups of light prompting assemblies bar code 2 being formed respectively prompt, imaging system 3 and light prompting assembly are all arranged on housing 1.Two groups of light prompting assemblies comprise the first light prompting assembly 4, second light prompting assembly 5.In other embodiments, bar code reading facility also can comprise the light prompting assembly more than two, to form prompt respectively.
Preferably, imaging system 3 comprises an adjustable imaging system of imaging focal length, by focus meet to different distance treat recognition bar code 2 carry out blur-free imaging.In other embodiments, imaging system 3 also can comprise at least two different imaging systems of imaging focal length, to respective distances wait distinguish bar code 2 carry out capture time, carry out capture by the imaging system 3 of corresponding focal length.Certainly, imaging system 3 also can be the fixing imaging system of focal length.
Preferably, treating that recognition bar code 2 recognizing apparatus also comprises at least one for illuminating the supplementary lighting sources 6 in the capture interval of imaging system 3, being convenient to illuminate and waiting to distinguish bar code 2, blur-free imaging.Further, the brightness of supplementary lighting sources 6 is adjustable.
The optical axis of the first light prompting assembly 4, second light prompting assembly 5 is that angle is arranged, the first prompt 41 that first light prompting assembly 4 is formed and the second prompt 51 that the second light points out assembly 5 to be formed intersect between the distant view plane A of imaging system 3 and close shot plane B, make the position that the first prompt 41, second prompt 51 intersects be positioned at the good interval of imaging system 3 imaging effect.In time distinguishing bar code 2 and move between distant view plane A and close shot plane B, image more clearly can be obtained, can conveniently control to wait to distinguish the position of intersecting point that bar code 2 moves to the first prompt 41, second prompt 51, treat recognition bar code 2 accurately to locate, obtain bar code image clearly for imaging system 3.
Preferably, the first prompt 41, second prompt 51 intersects on the alignment surface C of imaging system 3.Alignment surface C, on the optimal imaging object plane of i.e. imaging system 3, obtaining in time distinguishing the image information of bar code 2, by adjusting the position waiting to distinguish bar code 2, allow when the first prompt 41, second prompt 51 distinguishing display on bar code 2 overlaps, namely be treat that recognition bar code 2 has been placed on alignment surface C, be convenient to the image information obtaining high definition.Close shot plane B is between alignment surface C and imaging system 3, and distant view plane A is positioned at alignment surface C and the opposing side of imaging system 3.
Further, the optical axis of the first light prompting assembly 4, second light prompting assembly 5 is angle with the optical axis of imaging system 3 respectively, and the first prompt 41, second prompt 51 intersects on the alignment surface C of imaging system 3, and be positioned on the optical axis of imaging system 3.Now, mobile in time distinguishing bar code 2, more easily find the view center of imaging system 3, allow the intersection point of the first prompt 41, second prompt 51 just be mapped to wait the center distinguishing bar code 2, the placement location making to wait to distinguish bar code 2 is positioned the view center of imaging system 3 more accurately, imaging system 3 can be obtained wait to distinguish the high-definition image of bar code 2.
In certain embodiments, the first light prompting assembly 4 can be arranged with the relative imaging system 3 of the second light prompting assembly 5, to regulate the intersection location of the first prompt 41, second prompt 51 with deflecting.According to different request for utilizations, the intersection location of the first prompt 41, second prompt 51 can be regulated.
Preferably, in certain embodiments, the light signal that the first light points out assembly 4 to comprise spaced first indicating light 42 and the first light focusing unit 43, first indicating light 42 forms the first prompt 41 after the first light focusing unit 43.The light signal that second light prompting assembly 5 comprises spaced second indicating light 52 and the second light focusing unit 53, second indicating light 52 forms the second prompt 51 after the second light focusing unit 53.In other embodiments, the first light prompting assembly 4, second light prompting assembly 5 also can comprise other arbitrary sources that linearly can send prompting light signal.
In order to regulate the position of the first prompt 41, one or two the relative imaging system 3 in the first indicating light 42, first light focusing unit 43 can also be made can to arrange with deflecting, to regulate the position of the first prompt 41.Certainly, in other embodiments, the relative position of the first indicating light 42 and the first light focusing unit 43 is adjustable, also can in order to regulate the position of the first prompt 41.Or, the first indicating light 42 and the first light focusing unit 43 relative position adjustable while, can arrange with deflecting in conjunction with the first indicating light 42, first light focusing unit 43, allow the position of the first prompt 41 regulate more easily.Also above regulative mode can be combined, regulate the position of the first prompt 41.
In order to regulate the position of the second prompt 51, one or two the relative imaging system 3 in the second indicating light 52, second light focusing unit 53 can also be made can to arrange with deflecting, to regulate the position of the second prompt 51.Certainly, in other embodiments, the relative position of the second indicating light 52 and the second light focusing unit 53 is adjustable, also can in order to regulate the position of the second prompt 51.Or, the second indicating light 52 and the second light focusing unit 53 relative position adjustable while, can arrange with deflecting in conjunction with the second indicating light 52, second light focusing unit 53, allow the position of the second prompt 51 regulate more easily.Also above regulative mode can be combined, regulate the position of the second prompt 51.
Further, the first indicating light 42, second indicating light 52 comprises luminophor respectively, and the first indicating light 42, second indicating light 52 comprises the LED with luminophor respectively.The shape of the first prompt 41, second prompt 51 that luminophor presents and luminophor shape similar or identical, be convenient to first prompt 41, second prompt 51 alignment overlap.The body of light shape that light produces can be specific shape, the shape of the first prompt 41, second prompt 51 formed respectively after the first light focusing unit 43, second light focusing unit 53 and the proportional amplification of shape of luminophor, be presented on and treat on recognition bar code 2.In other embodiments, the shape of the first prompt 41, second prompt 51 also can or proportional convergent-divergent identical with the shape of luminophor.
In certain embodiments, the first light focusing unit 43 comprises the one in convex lens, spherical reflector, non-spherical reflector, also can be multiple combination.Second light focusing unit 53 comprises the one in convex lens, spherical reflector, non-spherical reflector, also can be multiple combination.The body of light shape the reflection respectively luminophor of the first indicating light 42, second indicating light 52 presented by the first light focusing unit 43, second light focusing unit 53, refraction formation first prompt 41, second prompt 51.Understandably, above-mentioned each technical characteristic can combination in any use and unrestricted.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model instructions and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. locate the bar code reading facility waiting to distinguish bar code with two groups of cursors for one kind, it is characterized in that, comprise for obtaining the imaging system (3) waiting to distinguish bar code (2) image and for waiting to distinguish described at least two group light prompting assemblies bar code (2) being formed respectively prompt, described at least two group light prompting assemblies comprise the first light prompting assembly (4), the second light prompting assembly (5);
The optical axis of described first light prompting assembly (4), the second light prompting assembly (5) is that angle is arranged, and the first prompt (41) that described first light prompting assembly (4) is formed and the second prompt (51) that described second light points out assembly (5) to be formed intersect between the distant view plane (A) of described imaging system (3) and close shot plane (B).
2. use according to claim 1 two groups of cursors locate the bar code reading facility waiting to distinguish bar code, it is characterized in that, described first prompt (41), the second prompt (51) can intersect on the alignment surface (C) of described imaging system (3).
3. use according to claim 1 two groups of cursors locate the bar code reading facility waiting to distinguish bar code, it is characterized in that, the optical axis of described first light prompting assembly (4), the second light prompting assembly (5) is angle with the optical axis of described imaging system (3) respectively, and described first prompt (41), the second prompt (51) intersect on the alignment surface (C) of described imaging system (3), intersection point is positioned on the optical axis of described imaging system (3).
4. the two groups of cursors of the use according to any one of claims 1 to 3 locate the bar code reading facility waiting to distinguish bar code, it is characterized in that, described first light prompting assembly (4) can be arranged with the second light prompting assembly (5) relative described imaging system (3), to regulate the intersection location of described first prompt (41), the second prompt (51) with deflecting.
5. the two groups of cursors of the use according to any one of claims 1 to 3 locate the bar code reading facility waiting to distinguish bar code, it is characterized in that, described first light prompting assembly (4) comprises spaced first indicating light (42) and the first light focusing unit (43), and the light signal of described first indicating light (42) forms described first prompt (41) after described first light focusing unit (43);
Described second light prompting assembly (5) comprises spaced second indicating light (52) and the second light focusing unit (53), and the light signal of described second indicating light (52) forms described second prompt (51) after described second light focusing unit (53).
6. use according to claim 5 two groups of cursors locate the bar code reading facility waiting to distinguish bar code, it is characterized in that, described first indicating light (42) and/or the relatively described imaging system (3) of described first light focusing unit (43) can be arranged with deflecting, to regulate the position of described first prompt (41); And/or the relative position of described first indicating light (42) and described first light focusing unit (43) is adjustable, to regulate the position of described first prompt (41); And/or the placed angle of described first indicating light (42) or the first light focusing unit (43) is adjustable, to regulate the position of described first prompt (41);
Described second indicating light (52) and/or the relatively described imaging system (3) of described second light focusing unit (53) can be arranged with deflecting, to regulate the position of described second prompt (51); And/or the relative position of described second indicating light (52) and described second light focusing unit (53) is adjustable, to regulate the position of described second prompt (51); And/or the placed angle of described second indicating light (52) or the second light focusing unit (53) is adjustable, to regulate the position of described second prompt (51).
7. use according to claim 5 two groups of cursors locate the bar code reading facility waiting to distinguish bar code, it is characterized in that, described first indicating light (42), the second indicating light (52) comprise luminophor respectively, and described first prompt (41) that described luminophor presents, the shape of the second prompt (51) and described luminophor shape are similar or identical;
Described first indicating light (42), the second indicating light (52) comprise the LED with described luminophor respectively.
8. use according to claim 5 two groups of cursors locate the bar code reading facility waiting to distinguish bar code, it is characterized in that, described first light prompting assembly (4) comprises first light focusing unit (43) of removable multiple different focal; Or described first light prompting assembly (4) comprises adjustable the first light focusing unit (43) of focal position;
Described second light prompting assembly (5) comprises second light focusing unit (53) of removable multiple different focal; Or described second light prompting assembly (5) comprises adjustable the second light focusing unit (53) of focal position.
9. use according to claim 8 two groups of cursors locate the bar code reading facility waiting to distinguish bar code, and it is characterized in that, described first light focusing unit (43) comprises one or more the combination in convex lens, spherical reflector, non-spherical reflector; Described second light focusing unit (53) comprises one or more the combination in convex lens, spherical reflector, non-spherical reflector.
10. the two groups of cursors of the use according to any one of claims 1 to 3 locate the bar code reading facility waiting to distinguish bar code, it is characterized in that, described bar code reading facility also comprises at least one for illuminating the supplementary lighting sources (6) in the capture interval of described imaging system (3), and the brightness of described supplementary lighting sources (6) is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520743391.6U CN205080560U (en) | 2015-09-23 | 2015-09-23 | Bar code recognition equipment of bar code is waited to distinguish with two sets of cursor positioning |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520743391.6U CN205080560U (en) | 2015-09-23 | 2015-09-23 | Bar code recognition equipment of bar code is waited to distinguish with two sets of cursor positioning |
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| CN205080560U true CN205080560U (en) | 2016-03-09 |
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| CN201520743391.6U Expired - Fee Related CN205080560U (en) | 2015-09-23 | 2015-09-23 | Bar code recognition equipment of bar code is waited to distinguish with two sets of cursor positioning |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105224902A (en) * | 2015-09-23 | 2016-01-06 | 深圳市民德电子科技股份有限公司 | The bar code reading facility waiting to distinguish bar code is located with two groups of cursors |
| WO2019242012A1 (en) * | 2018-06-22 | 2019-12-26 | 深圳市民德电子科技股份有限公司 | Bar code recognition engine collimation structure and cross image diffraction condensing lens |
-
2015
- 2015-09-23 CN CN201520743391.6U patent/CN205080560U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105224902A (en) * | 2015-09-23 | 2016-01-06 | 深圳市民德电子科技股份有限公司 | The bar code reading facility waiting to distinguish bar code is located with two groups of cursors |
| CN105224902B (en) * | 2015-09-23 | 2019-01-04 | 深圳市民德电子科技股份有限公司 | The bar code reading facility of bar code to be distinguished is positioned with two groups of cursors |
| WO2019242012A1 (en) * | 2018-06-22 | 2019-12-26 | 深圳市民德电子科技股份有限公司 | Bar code recognition engine collimation structure and cross image diffraction condensing lens |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160309 Termination date: 20210923 |
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| CF01 | Termination of patent right due to non-payment of annual fee |