CN110596777A - Laser sensor and manufacturing method - Google Patents
Laser sensor and manufacturing method Download PDFInfo
- Publication number
- CN110596777A CN110596777A CN201910769715.6A CN201910769715A CN110596777A CN 110596777 A CN110596777 A CN 110596777A CN 201910769715 A CN201910769715 A CN 201910769715A CN 110596777 A CN110596777 A CN 110596777A
- Authority
- CN
- China
- Prior art keywords
- laser
- housing
- positioning
- working
- bracket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 238000006073 displacement reaction Methods 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 239000011889 copper foil Substances 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 2
- 239000002699 waste material Substances 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000012856 packing Methods 0.000 abstract description 2
- 238000005538 encapsulation Methods 0.000 abstract 1
- 239000000047 product Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V8/00—Prospecting or detecting by optical means
- G01V8/10—Detecting, e.g. by using light barriers
- G01V8/12—Detecting, e.g. by using light barriers using one transmitter and one receiver
- G01V8/14—Detecting, e.g. by using light barriers using one transmitter and one receiver using reflectors
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention relates to the field of sensors and discloses a laser sensor and a manufacturing method thereof. The manufacturing method is that the detection is directly carried out after the assembly of the bracket and the working part is finished, the shell encapsulation is carried out on qualified products, and the corresponding fault is repaired or replaced by unqualified products. Through newly adding a supporting structure, install work portion on supporting structure, in the work subassembly whole packing into the casing that work portion and supporting structure formed again, when detecting the trouble or using to break down, can directly take off work portion from the support to maintain and change the fault location, avoided changing the unnecessary waste that causes to the whole, also avoided traditional dismantlement to the casing great destruction that causes.
Description
Technical Field
The invention relates to the field of sensors, in particular to a laser sensor and a manufacturing method thereof.
Background
The laser sensor is formed by directly installing various workpieces related to the laser sensor on a shell in an insert mode, so that the finally formed laser sensor is similar to an integrated structure, but when the laser sensor is subjected to partial workpiece faults in production detection or use, the whole body is generally directly replaced for convenience due to the fact that the workpieces are quite complicated to disassemble and assemble, and the shell is generally damaged to a greater extent, so that unnecessary waste is caused.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a laser sensor and a manufacturing method thereof, which solve the problems that in the prior art, each workpiece is respectively inserted into a shell to form an integrated structure, so that the disassembly and the assembly are inconvenient when part of the workpieces are damaged, and only the whole laser sensor can be directly replaced when part of the workpieces are damaged.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a laser sensor comprises a working assembly, a shell, a laser emitting device and a laser receiving device, wherein the working assembly comprises a working part and a support, the working part is detachably mounted on the support, the support is detachably mounted on the shell, and the laser emitting device and the laser receiving device are mounted on the working assembly.
As a further improvement of the above technical solution, the support extends a plurality of clamping posts in a direction toward the working portion, the working portion is correspondingly provided with a plurality of clamping grooves, and the clamping posts extend into the clamping grooves to realize the positioning of the working portion on the support.
As a further improvement of the above technical solution, a first positioning assembly and a second positioning assembly are provided on the housing, the first positioning assembly realizes the positioning of the working part on the housing, and the second positioning assembly realizes the positioning of the bracket on the housing.
As a further improvement of the above technical solution, the first positioning assembly includes a positioning groove and a baffle, one side of the positioning groove extends along the housing to perform a guiding function, the positioning groove limits the displacement of the working portion along the length direction of the housing, the baffle presses the working portion on the bracket, and the baffle cooperates with the bracket to limit the displacement of the working portion along the width direction of the housing.
As a further improvement of the above technical solution, the second positioning element includes a first positioning post and a second positioning post, the first positioning post is clamped in the groove outside the bracket, the bracket is abutted against the housing by the second positioning post, and the first positioning post, the second positioning post and the housing limit the movement of the bracket along the surface of the housing together.
As a further improvement of the above technical solution, the laser receiving device is a patch lamp, the bracket is provided with a laser hole and a receiving hole, laser emitted by the laser emitting device passes through the laser hole and is emitted outward, and outside light enters the inside of the housing from the receiving hole and is received by the laser receiving device.
As a further improvement of the above technical solution, the working assembly is wrapped by a copper foil, the working portion is provided with a pair of LED light sources capable of emitting different light rays, the LED light sources are conducted by a U-shaped light guide column extending to the outside of the housing, and only one of the LED light sources emits light.
As a further improvement of the above technical solution, the receiving hole is a stepped hole, and a lens is mounted on the receiving hole to converge the light on the laser receiving device.
As a further improvement of the above technical solution, an opening is provided on the housing, and a filter capable of filtering light in a set wavelength range is installed at the opening.
The manufacturing method of the laser sensor comprises the following steps:
s1, clamping the working part on the bracket to form a working assembly with a laser sensing function;
s2, testing the working assembly;
and S3, packaging the qualified working assembly into a box body to form a product.
The invention has the beneficial effects that: through newly adding a supporting structure, install work portion on supporting structure, in the work subassembly whole packing into the casing that work portion and supporting structure formed again, when detecting the trouble or using to break down, can directly take off work portion from the support to maintain and change the fault location, avoided changing the unnecessary waste that causes to the whole, also avoided traditional dismantlement to the casing great destruction that causes.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is an overall schematic view of a laser sensor in one embodiment of the invention;
FIG. 2 is an exploded view of a body of a laser sensor in accordance with an embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view of a laser sensor along the XOZ plane in one embodiment of the present invention;
fig. 4 is a schematic cross-sectional view of a laser sensor along the XOZ plane in one embodiment of the invention.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the purpose of the drawings is to graphically supplement the description of the text portion of the specification, so that each feature and the whole technical solution of the present invention can be visually and vividly understood, but the scope of the present invention should not be construed as being limited thereto.
In the description of the present invention, if an orientation description is referred to, for example, the orientations or positional relationships indicated by "upper", "lower", "front", "rear", "left", "right", etc. are based on the orientations or positional relationships shown in the drawings, only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. When a feature is referred to as being "disposed," "secured," or "connected" to another feature, it can be directly disposed, secured, or connected to the other feature or be indirectly disposed, secured, or connected to the other feature.
In the description of the present invention, if "a number" is referred to, it means one or more, if "a number" is referred to, it means two or more, if "more than", "less than" or "more than" is referred to, it is understood that the number is not included, and if "more than", "less than" or "within" is referred to, it is understood that the number is included. If reference is made to "first" or "second", this should be understood to distinguish between features and not to indicate or imply relative importance or to implicitly indicate the number of indicated features or to implicitly indicate the precedence of the indicated features.
In addition, unless defined otherwise, technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Referring to fig. 1, there is shown an overall schematic view of a laser sensor according to an embodiment of the present invention, the laser sensor including a main body 1 and a cable 2, the cable 2 extending into the main body 1. The body 1 is approximately a rectangular parallelepiped structure, and the coordinate axes in this figure will be described in the following.
Referring to fig. 2, which shows an exploded view of a main body of a laser sensor according to an embodiment of the present invention, the main body is composed of a working component and a housing, the working component is installed inside the housing, the working component includes a working portion 11 and a bracket 12, the working portion 11 includes a T-shaped main control board 111, and a laser light 112 and a receiving light 113 installed on the main control board 111, the receiving light 113 is a patch light, and the receiving light 113 sends a signal when the receiving light 113 receives a reflected light from a laser light emitted from the laser light 112, or when the receiving light 113 receives a reflected light from a laser light emitted from the laser light 112 and is blocked, that is, when a state of the light received by the receiving light 113 changes. The generation of the signal means that the working part 11 reacts correspondingly to the change of the external information, that is, the basic function of the sensor is realized. The working portion 11 further includes a signal lamp 114 at an end portion, the signal lamp 114 includes a pair of LED light sources having different colors and a U-shaped light guide column 115 communicating the two LED light sources, and only one LED light source emits light. After receiving the signal transmitted from the receiving lamp 113, the light source of the signal lamp 114 is changed, and the color of the light in the light guide column 115 is changed, so that the light guide column 115 extends out of the signal lamp hole 134 of the housing 131, and the light guide column 115 serves as an exposed indicator lamp.
The working part 11 is installed on the bracket 12, the bracket 12 is provided with a receiving hole 121 and a laser hole 122, the receiving hole 121 is a stepped hole, the receiving hole 121 is provided with a lens 123, the lens 123 is used for converging light on the receiving lamp 113 so as to improve the sensitivity of the receiving lamp 113, and the laser hole 122 and the receiving hole 121 are respectively a transmission channel of the light corresponding to the laser lamp 112 and the receiving lamp 113.
The working part 11 is installed on the bracket 12 to form a working assembly, the working assembly is installed in the housing 131 and is packaged by the housing cover 132, an opening is formed in the housing 131, a filter is installed at the opening for filtering, and interference caused by light rays with various external wavelengths entering the housing is avoided.
Furthermore, except the light emitting areas where the laser lamp 112 and the receiving lamp 113 are located and the light emitting area where the signal lamp 114 is located, the rest of the working assembly is wrapped with a layer of copper foil paper, and the copper foil paper is used for achieving electromagnetic shielding.
Referring to fig. 3, a schematic cross-sectional view of a laser sensor along the XOZ plane in one embodiment of the invention is shown. This figure is intended to illustrate the positioning manner in which the working components are mounted inside the housing 131, the housing 131 positions the working part 11 and the bracket 12 on the working components at the same time, the housing 131 is provided with a positioning groove 1311 that limits the movement of the working part 11 in the Z direction, and a baffle 1312 that abuts against the working part 11 to limit the movement of the working part 11 in the negative X-axis direction, and the working part 11 abuts against the bracket 12 in the positive X-axis direction, that is, the working part 11 is positioned in the X-axis direction by the cooperation of the bracket 12 and the baffle 1312. As will be appreciated from fig. 2, one side of the positioning groove 1311 extends along the housing and serves as a guide when the working part 11 is mounted into the housing.
In addition, a first positioning column 1321 and a second positioning column 1322 also extend from the housing 131, the first positioning column 1321 is clamped in a groove outside the bracket 12, the first positioning column 1321 and the second positioning column 1322 limit displacement of the bracket 12 along the X-axis direction together, and the housing 131 is matched to limit displacement of the bracket 12 along the X-axis and the Z-axis.
Referring to fig. 4, a schematic cross-sectional view of a laser sensor along the XOZ plane in one embodiment of the invention is shown. This figure is intended to illustrate the positioning mode of the working portion 11 mounted on the bracket 12, the bracket 12 extends out of the first clamping column 1241, the second clamping column 1242 and the third clamping column 1243 towards the working portion 11, and the working portion 11 is correspondingly provided with a plurality of clamping grooves, the first clamping column 1241, the second clamping column 1242 and the third clamping column 1243 act together to limit the displacement of the working portion 11 relative to the bracket 12 on the YOZ plane, and in combination with fig. 3, it can be known that after the matching and cover closing assembly is completed, the working assembly keeps relatively static with the laser sensor itself inside the laser sensor.
In another embodiment of the invention, the working part is fixed by bonding after being mounted on the bracket, or the first clamping column, the second clamping column and the third clamping column extending from the bracket are arranged into an elastic fastener structure, and the elastic fastener rebounds to lock the working part after the working part is completely clamped in the bracket.
In another embodiment of the invention, the working assembly is snapped into the cassette and secured by adhesive.
In another embodiment of the invention, the receiving lamp is a plug-in lamp, and the corresponding receiving hole on the bracket maintains a through hole without installing a lens.
In view of the above, the laser sensor according to the present invention is manufactured as follows:
s1, clamping the working part on the bracket to form a working assembly with a laser sensing function;
s2, testing the working assembly;
and S3, packaging the qualified working assembly into a box body to form a product.
While the present invention has been described with reference to the preferred embodiments, it is to be understood that the present invention is not limited to the disclosed embodiments, and that various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention. Furthermore, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.
Claims (10)
1. The utility model provides a laser sensor, its characterized in that, includes work subassembly, casing, laser emitter and laser receiving arrangement, the work subassembly includes work portion and support, work portion demountable installation in on the support, support demountable installation in on the casing, laser emitter with laser receiving arrangement install in on the work subassembly.
2. The laser sensor according to claim 1, wherein the support extends a plurality of locking posts in a direction toward the working portion, the working portion is correspondingly provided with a plurality of locking slots, and the locking posts extend into the locking slots to position the working portion on the support.
3. The laser sensor of claim 1, wherein the housing is provided with a first positioning assembly and a second positioning assembly, the first positioning assembly realizes positioning of the working portion on the housing, and the second positioning assembly realizes positioning of the bracket on the housing.
4. The laser sensor of claim 3, wherein the first positioning assembly comprises a positioning groove and a baffle, one side of the positioning groove extends along the housing to play a guiding role, the positioning groove limits the displacement of the working part along the length direction of the housing, the baffle presses the working part on the bracket, and the baffle is matched with the bracket to limit the displacement of the working part along the width direction of the housing.
5. The laser sensor of claim 3, wherein the second positioning element includes a first positioning post and a second positioning post, the first positioning post is clamped in a groove outside the bracket, the bracket is tightly pressed against the housing by the second positioning post, and the first positioning post, the second positioning post and the housing together limit the movement of the bracket along the surface of the housing.
6. The laser sensor of claim 1, wherein the laser receiver is a patch lamp, the bracket has a laser hole and a receiving hole, the laser emitted from the laser emitter passes through the laser hole and is emitted outward, and the outside light enters the housing through the receiving hole and is received by the laser receiver.
7. The laser sensor of claim 6, wherein the working assembly is wrapped with copper foil, and the working portion has a pair of LED light sources capable of emitting different light beams, the LED light sources being connected by a U-shaped light guide bar extending to the outside of the housing, and only one of the LED light sources emitting light.
8. The laser sensor of claim 6, wherein the receiving hole is a stepped hole, and a lens is mounted on the receiving hole to focus the light on the laser receiving device.
9. The laser sensor of claim 6, wherein the housing has an opening, and the opening is fitted with a filter capable of filtering light of a set wavelength range.
10. A laser sensor manufacturing method is characterized by comprising the following manufacturing steps:
s1, clamping the working part on the bracket to form a working assembly with a laser sensing function;
s2, testing the working assembly;
and S3, packaging the qualified working assembly into a box body to form a product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910769715.6A CN110596777A (en) | 2019-08-20 | 2019-08-20 | Laser sensor and manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910769715.6A CN110596777A (en) | 2019-08-20 | 2019-08-20 | Laser sensor and manufacturing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110596777A true CN110596777A (en) | 2019-12-20 |
Family
ID=68854744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910769715.6A Pending CN110596777A (en) | 2019-08-20 | 2019-08-20 | Laser sensor and manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110596777A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113178719A (en) * | 2021-04-07 | 2021-07-27 | 华勤技术股份有限公司 | Laser lamp connecting structure and electronic equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010022667A1 (en) * | 2008-08-28 | 2010-03-04 | 上海科勒电子科技有限公司 | Distance detecting induction device |
| CN204405088U (en) * | 2015-03-16 | 2015-06-17 | 广州市合熠电子科技有限公司 | A kind of digital intelligent photoelectricity laser sensor |
| CN206920606U (en) * | 2017-07-03 | 2018-01-23 | 深圳市摩天射频技术有限公司 | A kind of Handheld laser range unit |
| CN207503178U (en) * | 2017-11-01 | 2018-06-15 | 信丰世嘉科技有限公司 | A kind of reflective lens module of optical input apparatus |
| CN109444913A (en) * | 2018-12-28 | 2019-03-08 | 广州市合熠电子科技有限公司 | A kind of digital intelligent miniature laser displacement sensor and its distance measuring method |
| CN109581394A (en) * | 2018-12-12 | 2019-04-05 | 广州维思车用部件有限公司 | The measurement method of laser radar and laser radar |
| CN210666058U (en) * | 2019-08-20 | 2020-06-02 | 深圳市华怡丰科技有限公司 | Laser sensor |
-
2019
- 2019-08-20 CN CN201910769715.6A patent/CN110596777A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010022667A1 (en) * | 2008-08-28 | 2010-03-04 | 上海科勒电子科技有限公司 | Distance detecting induction device |
| CN204405088U (en) * | 2015-03-16 | 2015-06-17 | 广州市合熠电子科技有限公司 | A kind of digital intelligent photoelectricity laser sensor |
| CN206920606U (en) * | 2017-07-03 | 2018-01-23 | 深圳市摩天射频技术有限公司 | A kind of Handheld laser range unit |
| CN207503178U (en) * | 2017-11-01 | 2018-06-15 | 信丰世嘉科技有限公司 | A kind of reflective lens module of optical input apparatus |
| CN109581394A (en) * | 2018-12-12 | 2019-04-05 | 广州维思车用部件有限公司 | The measurement method of laser radar and laser radar |
| CN109444913A (en) * | 2018-12-28 | 2019-03-08 | 广州市合熠电子科技有限公司 | A kind of digital intelligent miniature laser displacement sensor and its distance measuring method |
| CN210666058U (en) * | 2019-08-20 | 2020-06-02 | 深圳市华怡丰科技有限公司 | Laser sensor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113178719A (en) * | 2021-04-07 | 2021-07-27 | 华勤技术股份有限公司 | Laser lamp connecting structure and electronic equipment |
| CN113178719B (en) * | 2021-04-07 | 2023-02-28 | 华勤技术股份有限公司 | Laser lamp connecting structure and electronic equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9103931B2 (en) | Modular light curtain and optical unit for a light curtain | |
| JP5058549B2 (en) | Optical element module | |
| JP6175835B2 (en) | Laser radar equipment | |
| CN103383470A (en) | Optical module and optical unit for a light curtain, and fabrication method | |
| CN110596777A (en) | Laser sensor and manufacturing method | |
| CN210666058U (en) | Laser sensor | |
| JP2004535010A (en) | Electronic pen, mounting part therefor and method of making the pen | |
| JP2004535010A5 (en) | ||
| EP3540388B1 (en) | Photoelectric sensor and manufacturing method thereof | |
| CN103383469B (en) | For the lens mount of light curtain and optical module and processing method | |
| JP2019074972A (en) | Wearable type measuring apparatus | |
| KR20150077267A (en) | Displacement sensor | |
| JP2019061887A (en) | Photoelectric switch and sensor unit | |
| JP6904285B2 (en) | Limited reflective sensor | |
| WO2008028967A3 (en) | Optoelectronic device | |
| TW201921016A (en) | Fiber sensor, light receiving fiber, and diffusing member | |
| CN216628445U (en) | Cliff sensor and sweeping robot | |
| JP2006236848A (en) | Sensor head for reflection type photoelectric switch | |
| CN219018980U (en) | Earphone charging box | |
| CN117288328A (en) | Color code sensor and assembly method thereof | |
| CN211119893U (en) | Display device and air conditioner | |
| CN212292403U (en) | Receiving and transmitting device positioning device of photoelectric switch | |
| CN219978517U (en) | Single-point TOF module and shell suitable for same | |
| CN220417114U (en) | Panel light guide structure and control panel | |
| JPH0283491A (en) | Photoelectric switch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |