CN113343731A - Adjustable code scanning engine device with accurate positioning function - Google Patents
Adjustable code scanning engine device with accurate positioning function Download PDFInfo
- Publication number
- CN113343731A CN113343731A CN202110630666.5A CN202110630666A CN113343731A CN 113343731 A CN113343731 A CN 113343731A CN 202110630666 A CN202110630666 A CN 202110630666A CN 113343731 A CN113343731 A CN 113343731A
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- Prior art keywords
- laser lamp
- camera
- lamp post
- center
- push rod
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- 238000009434 installation Methods 0.000 claims abstract description 16
- 239000003292 glue Substances 0.000 claims description 3
- 238000010408 sweeping Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 244000007853 Sarothamnus scoparius Species 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10792—Special measures in relation to the object to be scanned
- G06K7/10801—Multidistance reading
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention provides an adjustable code scanning engine device with an accurate positioning function, which comprises a shell, a camera and a laser lamp post, wherein a camera mounting position for mounting the camera and a laser lamp post mounting position for mounting the laser lamp post are arranged on the shell, a gap is reserved between the inner wall of the laser lamp post mounting position and the outer wall of the laser lamp post, and a push rod which extends into the laser lamp post mounting position and is used for pushing the laser lamp post to deviate towards the camera so that the positioning center of the laser lamp post and the center of the camera are converged on one point is matched with one side of the shell. Compared with the prior art, this sweep a yard engine device adopts the push rod to promote the laser lamp pole and inclines in the installation position for the center of the location center of laser lamp pole and the center interval of camera diminish, can assemble into a point with the laser lamp center at camera depth of field within range, when sweeping a yard, the center of the location center of laser lamp pole and the center of camera appear on the bar code simultaneously, improve and sweep a yard precision, reduce the error rate.
Description
Technical Field
The invention relates to the field of code scanning devices, in particular to an adjustable code scanning engine device with an accurate positioning function.
Background
As shown in fig. 1 and 2, the existing code scanning engine device generally comprises a casing 1, a laser positioning lamp 2, a camera 3 and a light supplement lamp 4 are arranged in the casing, and a main control panel 5 connected with the laser lamp, the camera and the light supplement lamp is arranged on the rear side of the casing. However, in the existing wharf, because of the shape determination of the camera and the laser lamp, the distance between the view center of the camera and the center of the laser positioning lamp is usually about 7.5mm, the centers of the two parts cannot be converged on one point, the positioning point of the laser positioning lamp is offset from the view center of the camera, and because the viewing angles formed by the camera and the laser lamp frame are both tapered, the closer the barcode is to the window, the farther the relative distance between the center point of the camera and the center point of the laser lamp is, the farther the barcode is from the window area, the smaller the relative distance is, and the error is relatively smaller; when scanning the sign indicating number closely, can appear that the position that the laser lamp was fixed a position and the centre-to-centre spacing of bar code are great, appear not scanning or easily mistake and scan.
Disclosure of Invention
Aiming at the problems, the invention provides an adjustable code scanning engine device with an accurate positioning function, which is used for adjusting the angle of a laser positioning lamp, wherein the center of a camera and the center of the laser lamp are converged into a point within the depth of field range of the camera, so that the code scanning accuracy is improved, and the error rate is reduced.
The technical scheme adopted by the invention is as follows:
the utility model provides an adjustable take accurate locate function sweep a yard engine device, includes casing, camera and laser lamp pole, is equipped with the camera installation position that is used for installing the camera on the casing and is used for installing the laser lamp pole installation position of laser lamp pole, its characterized in that: a gap is reserved between the inner wall of the laser lamp post mounting position and the outer wall of the laser lamp post, and a push rod which stretches into the laser lamp post mounting position and is used for pushing the laser lamp post to deviate towards the camera so that the positioning center of the laser lamp post and the center of the camera are converged on one point is matched with one side of the shell.
Preferably, the push rod and the shell are positioned in a threaded connection mode, a threaded hole matched with the push rod is formed in the shell, and the threaded hole is in threaded fit with the push rod.
More preferably, after the positioning center of the laser lamp post and the center of the camera are converged at one point, the push rod and the threaded hole are injected with glue for fixation.
Preferably, the shell is further provided with an elastic resetting piece which is used for generating deformation when the push rod pushes the laser lamp post and pushing the laser lamp to reset when the push rod exits.
More preferably, be equipped with the holding tank that is used for holding elasticity piece that resets in the casing, the holding tank is in the radial direction of laser lamp pole installation position, and the opening and the laser lamp pole installation position intercommunication of holding tank.
More preferably, camera installation position and laser lamp pole installation position pass through the through-hole intercommunication, and the holding tank communicates with the through-hole.
More preferably, the elastic reset piece and the push rod are arranged on two sides of the laser lamp post in an opposite mode.
Preferably, the opening position of the laser lamp post mounting position is also provided with a grating sheet.
Compared with the prior art, the invention has the beneficial effects that: the invention provides an adjustable code scanning engine device with an accurate positioning lamp, which adopts a push rod to push a laser lamp post to incline in an installation position, so that the distance between the positioning center of the laser lamp post and the center of a camera becomes smaller, the center of the camera and the center of the laser lamp can be converged into a point in the depth range of field of the camera, and when code scanning is carried out, the positioning center of the laser lamp post and the center of the camera simultaneously appear on a bar code, thereby improving the code scanning accuracy and reducing the error rate.
Drawings
FIG. 1 is a schematic view of a prior art dock broom;
FIG. 2 is a schematic view of a conventional dock broom;
FIG. 3 is a first schematic diagram of an adjustable code scanning engine device with a precise positioning function according to the present invention;
FIG. 4 is a second schematic diagram of an adjustable code scanning engine device with a precise positioning function according to the present invention;
FIG. 5 is a schematic diagram illustrating a light beam of an adjustable code scanning engine device with a precise positioning function according to the present invention;
FIG. 6 is an exploded view of an adjustable code scanning engine device with a precise positioning function according to the present invention;
FIG. 7 is a cross-sectional view of an adjustable code scanning engine device with a precise positioning function according to the present invention;
fig. 8 is a schematic view of a housing of an adjustable code scanning engine device with a precise positioning function according to the present invention.
Detailed Description
Preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 3 to 8 show that the adjustable code scanning engine device with the accurate positioning function provided by the invention comprises a housing 10, a camera 20 and a laser lamp post 30, wherein the housing 10 is provided with a camera mounting position 11 for mounting the camera and a laser lamp post mounting position 12 for mounting the laser lamp post, a gap is reserved between the inner wall of the laser lamp post mounting position 12 and the outer wall of the laser lamp post 30, one side of the housing 10 is provided with a push rod 40 which extends into the laser lamp post mounting position in a matching manner and is used for pushing the laser lamp post to deflect towards the camera so that the positioning center of the laser lamp post and the center of the camera are converged at one point, so that after the camera 20 and the laser lamp post 30 are mounted into the camera mounting position 11 and the laser lamp post mounting position 12, the push rod 40 extends into one side of the housing 10 to push the laser lamp post 30 to deflect towards the camera 20 so that the positioning center of the laser lamp post and the center of the camera become smaller distance, can assemble into a point at camera depth of field within range camera center and laser lamp center, when sweeping the sign indicating number, the center of location of laser lamp pole appears on the bar code simultaneously with the center of camera, improves and sweeps a sign indicating number precision, reduces the error rate. As a preferred embodiment, the push rod 40 and the housing 10 are positioned in a threaded connection manner, and the housing 10 is provided with a threaded hole 101 matched with the push rod 49, and the threaded hole is in threaded fit with the push rod; after the positioning center of the laser lamp post and the center of the camera are converged at one point, the push rod and the threaded hole are filled with glue and fixed.
Notably, depth of field refers to: when the focal length is aligned to a certain point, the front and the rear can still be in a clear range; it can decide whether to blur the background to highlight the subject or to take a clear background. The range of the camera depth of field is generally determined by the lens. When the positioning center of the laser lamp post and the center of the camera converge, it is generally preferable that the positioning center of the laser lamp post and the farthest point within the depth of field of the camera converge into one point, so that the deviation inclination angle of the laser lamp post is smaller, and the space occupied by the whole laser lamp post mounting position 12 is smaller. For example, the depth of field of the camera is 5-60 cm, and in a preferred embodiment, the positioning center of the laser lamp post and the point (the position 60cm away from the camera) with the farthest depth of field of the camera are converged into one point.
The shell 10 is further provided with an elastic resetting piece 50 which is used for generating deformation when the push rod pushes the laser lamp post and pushing the laser lamp to reset when the push rod exits, the elastic resetting piece 50 is extruded in the inclination process of the laser lamp post 30, the elastic resetting piece 50 deforms, and when the push rod exits, the elastic resetting piece 50 generates thrust to the laser lamp post and pushes the laser lamp post to recover the original position. The elastic restoring member 50 is a spring. The elastic resetting piece 50 and the push rod 40 are oppositely arranged on two sides of the laser lamp post 30, generally, the push rod 40 is located at a lower position, the elastic resetting piece 50 is located at an upper position, the push rod 40 pushes the laser lamp post 30 to incline, and the elastic resetting piece 50 is extruded by the top end part of the laser lamp post 30.
As shown in fig. 8, an accommodating groove 102 for accommodating the elastic resetting member is formed in the housing 10, the accommodating groove 102 is located in a radial direction of the mounting position of the laser lamp post 30, an opening of the accommodating groove 102 is communicated with the mounting position 12 of the laser lamp post, when the elastic resetting member 50 is squeezed by the laser lamp post 30 and accommodated in the accommodating groove 102, and when the elastic resetting member 50 is reset, the elastic resetting member 50 extends out of the accommodating groove 102. The camera installation position is communicated with the laser lamp post installation position through the through hole 103, the accommodating groove 102 is communicated with the through hole 103, and the elastic reset piece 50 is conveniently placed into the accommodating groove 102.
The opening position of the laser lamp post mounting position 12 is also provided with a grating sheet 13, so that patterns are formed on light emitted by the laser lamp post 30, and the user can watch the patterns conveniently.
In summary, the technical solutions of the present invention can fully and effectively achieve the above objects, and the structural and functional principles of the present invention have been fully verified in the embodiments, so as to achieve the expected efficacy and objects, and various changes or modifications can be made to the embodiments of the present invention without departing from the principles and spirit of the present invention. Accordingly, this invention includes all modifications encompassed within the scope of the claims appended hereto, and any equivalents thereof which fall within the scope of the claims appended hereto.
Claims (8)
1. The utility model provides an adjustable take accurate locate function sweep a yard engine device, includes casing, camera and laser lamp pole, is equipped with the camera installation position that is used for installing the camera on the casing and is used for installing the laser lamp pole installation position of laser lamp pole, its characterized in that: a gap is reserved between the inner wall of the laser lamp post mounting position and the outer wall of the laser lamp post, and a push rod which stretches into the laser lamp post mounting position and is used for pushing the laser lamp post to deviate towards the camera so that the positioning center of the laser lamp post and the center of the camera are converged on one point is matched with one side of the shell.
2. The adjustable code scanning engine device with accurate positioning function according to claim 1, wherein: the push rod and the shell are positioned in a threaded connection mode, a threaded hole matched with the push rod is formed in the shell, and the threaded hole is in threaded fit with the push rod.
3. The adjustable code scanning engine device with accurate positioning function according to claim 2, wherein: after the positioning center of the laser lamp post and the center of the camera are converged at one point, the push rod and the threaded hole are filled with glue and fixed.
4. The adjustable code scanning engine device with accurate positioning function according to claim 1, wherein: the shell is also internally provided with an elastic resetting piece which is used for generating deformation when the push rod pushes the laser lamp post and pushing the laser lamp to reset when the push rod exits.
5. The adjustable code scanning engine device with accurate positioning function according to claim 4, wherein: be equipped with the holding tank that is used for holding elasticity piece that resets in the casing, the holding tank is in the radial direction of laser lamp pole installation position, and the opening and the laser lamp pole installation position intercommunication of holding tank.
6. The adjustable code scanning engine device with accurate positioning function according to claim 5, wherein: the camera installation position is communicated with the laser lamp post installation position through the opening, and the holding tank is communicated with the opening.
7. The adjustable code scanning engine device with accurate positioning function according to claim 4, wherein: the elastic reset piece and the push rod are oppositely arranged on two sides of the laser lamp post.
8. The adjustable code scanning engine device with accurate positioning function according to claim 1, wherein: and a grating sheet is also arranged at the opening position of the laser lamp post mounting position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110630666.5A CN113343731A (en) | 2021-06-07 | 2021-06-07 | Adjustable code scanning engine device with accurate positioning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110630666.5A CN113343731A (en) | 2021-06-07 | 2021-06-07 | Adjustable code scanning engine device with accurate positioning function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113343731A true CN113343731A (en) | 2021-09-03 |
Family
ID=77474539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110630666.5A Pending CN113343731A (en) | 2021-06-07 | 2021-06-07 | Adjustable code scanning engine device with accurate positioning function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113343731A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106845306A (en) * | 2017-02-15 | 2017-06-13 | 上海鹰捷智能科技有限公司 | A kind of two-dimensional scan head device |
| CN208027363U (en) * | 2017-12-01 | 2018-10-30 | 广州三码物联科技有限公司 | A kind of barcode scanner of energy money-checking |
| CN209055950U (en) * | 2018-10-16 | 2019-07-02 | 深圳市东方拓宇科技有限公司 | A kind of barcode scanning head |
-
2021
- 2021-06-07 CN CN202110630666.5A patent/CN113343731A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106845306A (en) * | 2017-02-15 | 2017-06-13 | 上海鹰捷智能科技有限公司 | A kind of two-dimensional scan head device |
| CN208027363U (en) * | 2017-12-01 | 2018-10-30 | 广州三码物联科技有限公司 | A kind of barcode scanner of energy money-checking |
| CN209055950U (en) * | 2018-10-16 | 2019-07-02 | 深圳市东方拓宇科技有限公司 | A kind of barcode scanning head |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210903 |