CN116156817A - Spliced framework for photoelectric sensor and photoelectric sensor spliced welding process - Google Patents
Spliced framework for photoelectric sensor and photoelectric sensor spliced welding process Download PDFInfo
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- CN116156817A CN116156817A CN202310209920.3A CN202310209920A CN116156817A CN 116156817 A CN116156817 A CN 116156817A CN 202310209920 A CN202310209920 A CN 202310209920A CN 116156817 A CN116156817 A CN 116156817A
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- 238000003466 welding Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 11
- 210000001503 joint Anatomy 0.000 claims abstract description 45
- 238000003032 molecular docking Methods 0.000 claims description 67
- 238000005476 soldering Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 description 8
- 238000009434 installation Methods 0.000 description 5
- 230000004308 accommodation Effects 0.000 description 4
- 238000010073 coating (rubber) Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000002955 isolation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/36—Assembling printed circuits with other printed circuits
- H05K3/366—Assembling printed circuits with other printed circuits substantially perpendicularly to each other
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Combinations Of Printed Boards (AREA)
Abstract
The invention discloses a splicing framework for a photoelectric sensor and a splicing welding process for the photoelectric sensor, which comprise a first framework and a second framework, wherein one end of the first framework is provided with a first butt joint structure, one end of the second framework is provided with a second butt joint structure, one side of the first framework is provided with a first positioning component, one side of the second framework is provided with a second positioning component, the first positioning component is used for installing and fixing a first circuit board, the second positioning component is used for installing and fixing a second circuit board, when the first butt joint structure and the second butt joint structure are completely butted, the first circuit board and the second circuit board are mutually perpendicular and abutted.
Description
Technical Field
The invention relates to the technical field of sensors, in particular to a spliced framework for a photoelectric sensor and a photoelectric sensor splicing and welding process.
Background
The photoelectric sensor is a device for converting optical signals into electric signals, the circuit boards inside the conventional square photoelectric sensor are not fixed in clamping positions, and the two circuit boards are manually spliced when being welded, so that the two circuit boards cannot be guaranteed to be horizontal and vertical when being placed inside a shell, the welding precision is poor, the performance cannot be kept consistent, the main performance of the sensor is directly influenced, the precision is unstable, the failure rate is high, the efficiency is low, and the yield is low.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a splicing framework for a photoelectric sensor and a photoelectric sensor splicing welding process so as to solve the problems in the background art. In order to achieve the above object, according to a first aspect of the present invention, the following technical solutions are adopted:
the utility model provides a concatenation skeleton for photoelectric sensor, includes first skeleton and second skeleton, first skeleton one end is provided with first butt joint structure, second skeleton one end is provided with second butt joint structure, first butt joint structure with second butt joint structure assorted, and sliding connection, works as first butt joint structure with second butt joint structure dock, makes one side of first skeleton with one side mutually perpendicular of second skeleton to keep relative position fixed, first skeleton perpendicular to one side of second skeleton is provided with first locating component, second skeleton perpendicular to one side of first skeleton is provided with second locating component, first locating component is used for installing and fixing first circuit board, second locating component is used for installing and fixing second circuit board, works as first butt joint structure with second butt joint structure dock completely, makes first circuit board with second circuit board mutually perpendicular and butt joint.
Preferably, the first docking structure comprises a docking seat, a chute is formed in the docking seat, an alignment table is arranged on the outer side of one end of the chute, which is close to the second framework, and the alignment table is convenient for aligning the first docking structure with the second docking structure.
Preferably, the second docking structure comprises a sliding table, the sliding table is matched with the sliding groove and is in sliding connection, a limiting table is arranged at one end, away from the first framework, of the sliding table, and the limiting table is used for limiting the first docking structure and the second docking structure.
Preferably, the first positioning component comprises a plurality of positioning columns, and the positioning columns are respectively arranged on one side of the first framework perpendicular to the second framework.
Preferably, the length of at least two positioning columns is greater than the thickness of the first circuit board, and the end parts of the positioning columns with the length greater than the thickness of the first circuit board deform after being heated to lock the first circuit board.
Preferably, the second positioning component comprises a plurality of side positioning columns, and the plurality of side positioning columns are respectively arranged on one side of the second framework perpendicular to the first framework.
Preferably, the lengths of at least two side positioning columns are greater than the thickness of the second circuit board, and the ends of the side positioning columns with the lengths greater than the thickness of the second circuit board deform after being heated to lock the second circuit board.
Preferably, a plurality of splice pads are arranged on the first circuit board at positions contacted with the second circuit board.
In a second aspect, the present invention provides a photoelectric sensor stitch welding process, which is applied to the above stitch skeleton, and includes:
the first circuit board is arranged on the first positioning assembly, and the end part of the positioning column with the length larger than the thickness of the first circuit board is heated to deform, so that the first circuit board is locked;
mounting a second circuit board on a second positioning assembly, heating the end part of the side positioning column with the length larger than the thickness of the second circuit board to deform the end part of the side positioning column, and locking the second circuit board;
butting the first framework with the second framework through the first butting structure and the second butting structure;
and placing the spliced first framework and second framework into an external welding jig, and automatically welding the spliced bonding pads through an automatic soldering machine to electrically connect the first circuit board and the second circuit board.
Preferably, docking the first skeleton and the second skeleton by the first docking structure and the second docking structure includes: and enabling one end of the sliding table, which is close to the first framework, to be abutted against the alignment table, enabling the sliding table to slide in along the sliding groove, and enabling the outer end of the sliding groove to be abutted against the limiting table.
Compared with the prior art, the sensor has the beneficial effects that the scheme is adopted, the first framework and the second framework are stably spliced through the first butt joint structure and the second butt joint structure, the contact positions of the first circuit board and the second circuit board are stable, the vertical relationship is kept, the internal structure of the sensor is stable, the splicing and welding of the internal circuit board of the sensor are convenient, and the accuracy of the sensor during operation is improved.
Drawings
FIG. 1 is a schematic diagram of the overall assembly structure of an embodiment of the first aspect of the present invention;
FIG. 2 is a schematic structural view of a first docking structure according to the present invention;
FIG. 3 is a schematic structural view of a second docking structure according to the present invention;
FIG. 4 is a schematic diagram of a first positioning assembly according to the present invention;
FIG. 5 is a schematic view of a second positioning assembly according to the present invention;
FIG. 6 is a schematic view of the bottom structure of the first framework of the present invention;
FIG. 7 is a schematic diagram of a process flow of a splice welding process according to a second aspect of the present invention;
the drawings above show: 1. a first skeleton; 2. a second skeleton; 3. a first docking structure; 4. a second docking structure; 5. a first positioning assembly; 6. a second positioning assembly; 7. a first circuit board; 8. a second circuit board; 10. a housing part; 11. a receiving hole; 12. a transmitting hole; 13. a first lens clamping groove; 14. a second lens clamping groove; 15. a lens light-blocking boss; 16. a light blocking boss; 27. a tail insertion chute; 17. the rubber coating fixes the clamping groove; 18. a housing fixing clip groove; 19. a mounting hole; 31. a butt joint seat; 32. a chute; 33. a positioning table; 41. a sliding table; 42. a limiting table; 51. positioning columns; 52. a first support base; 53. a second support base; 531. a limit groove; 61. a side positioning column; 62. a limiting block; 71. and splicing the bonding pads.
Detailed Description
In order that the invention may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical", "horizontal", "left", "right", "front", "rear" and the like are used in this specification for illustrative purposes only.
Unless defined otherwise, all 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 in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
In a first aspect, the present invention provides a spliced framework for a photoelectric sensor, as shown in fig. 1, including a first framework 1 and a second framework 2, one end of the first framework 1 is provided with a first docking structure 3, one end of the second framework 2 is provided with a second docking structure 4, the first docking structure 3 and the second docking structure 4 are matched and slidingly connected, when the first docking structure 3 and the second docking structure 4 are docked, one side of the first framework 1 and one side of the second framework 2 are perpendicular to each other and keep a stable relative position relationship, one side of the first framework 1 perpendicular to the second framework 2 is provided with a first positioning component 5, one side of the second framework 2 perpendicular to the first framework 1 is provided with a second positioning component 6, the first positioning component 5 is used for mounting and fixing a first circuit board 7, and the second positioning component 6 is used for mounting and fixing a second circuit board 8, and when the first docking structure 3 and the second docking structure 4 are completely docked, the first circuit board 7 and the second circuit board 8 are completely abutted against each other.
In one embodiment, the first framework 1 is horizontally placed, the second framework 2 is vertically placed, the left end of the first framework 1 is provided with a first butt joint structure 3, the bottom end of the second framework 2 is provided with a second butt joint structure 4, the first butt joint structure 3 and the second butt joint structure 4 are matched and are in sliding connection, when the first butt joint structure 3 and the second butt joint structure 4 are in butt joint, the right side surface of the second framework 2 and the top surface of the first framework 1 are mutually perpendicular and keep stable mutually perpendicular relation, and it can be understood that when the first butt joint structure 3 and the second butt joint structure 4 are in butt joint, the right side surface of the first framework 1 and the right side surface of the second framework 2 are always kept mutually perpendicular relation; the top surface of the first framework 1 is provided with a first locating component 5, the right side surface of the second framework 2 is provided with a second locating component 6, the first locating component 5 is used for installing a first circuit board 7 and fixing the first circuit board 7 on the first framework 1, meanwhile, the first circuit board 7 is kept horizontal, the second locating component 6 is used for installing a second circuit board 8 and fixing the second circuit board 8 on the second framework 2, meanwhile, the second circuit board 8 is kept vertical, when the first docking structure 3 and the second docking structure 4 are docked, the first circuit board 7 and the second circuit board 8 keep vertical, when the first docking structure 3 and the second docking structure 4 are completely docked, the right side surfaces of the first circuit board 7 and the second circuit board 8 are mutually vertical and are abutted, so that the first circuit board 7 and the second circuit board 8 can be spliced and welded in a vertical relation, the first framework and the second framework can be stably spliced through the first docking structure and the second docking structure, meanwhile, the contact position of the first circuit board and the second circuit board can be kept stable, the vertical relation can be kept, the sensor internal circuit board can be conveniently spliced, and the accuracy of the sensor can be stably work when the sensor is convenient, and the sensor is internally connected.
It will be appreciated that the first frame 1 and the second frame 2 represent only two structures, not limited to two frames, and in this embodiment, the first frame 1 is a sensor frame and the second frame 2 is a sensor lampshade, and in one embodiment, the sensor lampshade is mounted on the second frame 2.
In one embodiment, the first skeleton is placed vertically, the second skeleton is placed horizontally, the first skeleton bottom is provided with first butt joint structure, the second skeleton bottom is provided with second butt joint structure, first butt joint structure and second butt joint structure phase-match, and sliding connection, first skeleton right side is provided with first locating component, second skeleton top surface is provided with second locating component, first locating component is used for installing first circuit board, and fix first circuit board on first skeleton, keep first circuit board vertical simultaneously, second locating component is used for installing the second circuit board, and fix the second circuit board on the second skeleton, keep the second circuit board horizontal simultaneously, when first butt joint structure and second butt joint structure dock completely, first circuit board right side face and second circuit board top surface mutually perpendicular and butt.
Preferably, as shown in fig. 2, the first docking structure 3 includes a docking seat 31, a chute 32 is formed on the docking seat 31, an alignment table 33 is disposed on an outer side of one end of the chute 32, which is close to the second framework 2, and the alignment table 33 facilitates alignment of the first docking structure 3 and the second docking structure 4.
Specifically, the first docking structure 3 includes a docking seat 31, the docking seat 31 is disposed at the left end of the first framework 1, a chute 32 is formed on the top surface of the docking seat 31, an alignment table 33 is disposed on the first framework 1 at the left end of the chute 32, the top surface of the alignment table 33 and the bottom surface of the chute 32 are located on the same horizontal plane, in this embodiment, the alignment table 33 is used for the second docking structure 4 to correspond to the end of the first docking structure 3, so as to facilitate docking between the two.
Preferably, as shown in fig. 3, the second docking structure 4 includes a sliding table 41, where the sliding table 41 is matched with and slidingly connected with the sliding groove 32, one end of the sliding table 41 away from the first framework 1 is provided with a limiting table 42, and the limiting table 42 is used for limiting the first docking structure 3 and the second docking structure 4.
Specifically, the sliding table 41 is disposed at the right end of the bottom surface of the second framework 2, the sliding table 41 is matched with the sliding groove 32 and is in sliding connection, a limiting table 42 is disposed on the first framework 1 at the left end of the sliding table 41, and the limiting table 42 is used for abutting against the left end of the sliding groove 32 after the sliding table 41 is inserted into the sliding groove 32 to limit the sliding groove 32.
In this embodiment, the sliding groove 32 is a dovetail groove, and the sliding table 41 is a dovetail rail.
In one embodiment, the sliding groove 32 is a T-shaped groove, and the sliding block is a T-shaped block, or may be other shapes that can keep the relative positional relationship stable when the first docking structure 3 and the second docking structure 4 are docked.
In one embodiment, the first docking structure 3 is a sliding table 41, the second docking structure 4 is a sliding slot 32, and when the first docking structure 3 and the second docking structure 4 are docked, i.e. the first docking structure 3 is inserted into the second docking structure 4.
In one embodiment, the first docking structure 3 is a sliding rail, and the second docking structure 4 is a sliding block, and the sliding rail and the sliding block are slidingly connected.
Further, in order to realize locking after the first docking structure 3 and the second docking structure 4 are docked, a mounting hole 19 is formed in the bottom of the chute 32, a ball spring plunger is arranged in the mounting hole 19, an alignment hole is formed in the bottom of the sliding table 41, and the working end of the ball spring plunger is matched with the alignment hole; after the sliding table 41 slides into the sliding groove 32, the working end of the ball spring plunger enters the alignment hole to lock the sliding groove 32 and the sliding table 41.
Preferably, as shown in fig. 4, the first positioning assembly 5 includes a plurality of positioning posts 51, and the plurality of positioning posts 51 are respectively disposed on one side of the first frame 1 perpendicular to the second frame 2.
Specifically, the positioning posts 51 are respectively disposed on the top of the first frame 1 and are used for positioning the first circuit board 7.
Further, the first positioning assembly 5 further includes a first supporting seat 52 and a second supporting seat 53 respectively disposed on a side of the first framework 1 perpendicular to the second framework 2, and at least one positioning column 51 is disposed on the first supporting seat 52.
Specifically, the first positioning component 5 further includes a first supporting seat 52 and a second supporting seat 53 that are respectively and vertically disposed at two ends of the top surface of the first framework 1, and positioning columns 51 are respectively and vertically disposed at front and rear sides of the top surface of the first supporting seat 52, and the first supporting seat 52 and the second supporting seat 53 are used for supporting the first circuit board 7, so that the whole first circuit board 7 is kept horizontal.
Further, the second supporting seat 53 is provided with a limiting groove 531 for limiting the first circuit board 7.
Specifically, the side of the second supporting seat 53, which is close to the first supporting seat 52, is provided with a limiting groove 531, the limiting groove 531 limits the right end of the first circuit board 7, and when the first circuit board is installed, the alignment and the fixation of the circuit board end are convenient.
Preferably, at least two positioning posts 51 have a length greater than the thickness of the first circuit board 7, and the ends of the positioning posts 51 having a length greater than the thickness of the first circuit board 7 deform after being heated to lock the first circuit board 7.
Specifically, the length of at least two positioning columns 51 is greater than the thickness of the first circuit board 7, the end portion of the positioning column 51 with the length greater than the thickness of the first circuit board 7 deforms after being heated to lock the first circuit board 7, in this embodiment, after the first circuit board 7 is mounted on a plurality of positioning columns 51 by adopting two long positioning columns 51, the top ends of the two long positioning columns 51 are heated to make the top ends of the two long positioning columns become flat and bigger, the first circuit board 7 and the first framework 1 are locked, and it can be understood that a plurality of first mounting holes 19 are formed on the first circuit board 7 corresponding to a plurality of positioning columns 51.
Preferably, as shown in fig. 5, the second positioning assembly 6 includes a plurality of side positioning posts 61, and the plurality of side positioning posts 61 are respectively disposed on one side of the second frame 2 perpendicular to the first frame 1.
Specifically, a plurality of side positioning posts 61 are respectively disposed on the right side surface of the second frame 2, for positioning the second circuit board 8.
Preferably, at least two of the side positioning posts 61 have a length greater than the thickness of the second circuit board 8, and the ends of the side positioning posts 61 having a length greater than the thickness of the second circuit board 8 deform after being heated to lock the second circuit board 8.
Specifically, the length of at least two side positioning posts 61 is greater than the thickness of the second circuit board 8, and the ends of the two side positioning posts 61 deform after being heated to lock the second circuit board 8, in this embodiment, after the second circuit board 8 is mounted on the plurality of side positioning posts 61 by adopting two side positioning posts 61, the top ends of the two side positioning posts 61 with longer length are heated to make the top ends of the two side positioning posts become flat and bigger, the second circuit board 8 and the second framework 2 are locked, and it can be understood that a plurality of second fixing holes are formed on the second circuit board 8 corresponding to the plurality of side positioning posts 61.
Further, the second positioning assembly 6 further includes two limiting blocks 62, where two limiting blocks 62 are respectively disposed opposite to one side edge of the second framework 2 perpendicular to the first framework 1, and are used for limiting the second circuit board 8.
Specifically, two limiting blocks 62 are respectively disposed on the front and rear sides of the right side surface of the second framework 2, and are used for limiting the second circuit board 8 and preventing the second circuit board from shaking.
Further, the plurality of side positioning posts 61 are all located at the upper portion of the right side surface of the second frame 2, the two limiting blocks 62 are located below the right side surface of the second frame 2, and the height of the two limiting blocks 62 is not greater than the thickness of the second circuit board 8.
Specifically, set up side reference column 61 in upper portion, stopper 62 sets up in the lower part, makes things convenient for the circuit board installation, and is spacing to the circuit board simultaneously, and the high less than or equal to thickness of second circuit board 8 of two stoppers 62 prevents that second skeleton 2 and first skeleton 1 from taking place to interfere when docking.
Preferably, as shown in fig. 1, a plurality of splice pads 71 are disposed on the first circuit board 7 at positions contacting the second circuit board 8.
Specifically, a plurality of splice pads 71 are disposed at the left end of the top surface of the first circuit board 7 and are in contact with the second circuit board 8, so as to electrically connect the first circuit board 7 and the second circuit board 8 after soldering.
Furthermore, the splicing bonding pad is a right triangle, a right-angle side of the splicing bonding pad is connected with the first circuit board, and the other right-angle side of the splicing bonding pad is connected with the second circuit board, so that welding can be more compact.
Further, as shown in fig. 6, a receiving portion 10 is provided on a side of the first frame 1 facing away from the first positioning component 5, and is adapted to accommodate a lens, a receiving hole 11 and an emitting hole 12 which are respectively connected with the first positioning component 5 are provided in the receiving portion 10, a first lens clamping groove 13 is provided on one side of the interior of the receiving portion 10, a second lens clamping groove 14 is provided on the other side of the interior of the receiving portion 10, a lens light-blocking boss 15 is provided in the receiving portion 10 between the receiving hole 11 and the emitting hole 12, a light-blocking boss 16 is provided in the first positioning component 5 between the receiving hole 11 and the emitting hole 12, and a tail insertion chute 27 is provided on one end of the first frame 1 facing away from the second frame 2.
Specifically, the accommodation portion 10 is provided on the bottom surface of the first framework 1, which is used for accommodating the lens, the lens and the framework are tightly combined, the first positioning component 5 is used for fixing the circuit board, the circuit board and the lens keep a parallel position relationship, the light source deviation is prevented, the top in the accommodation portion 10 is respectively vertically penetrated and provided with the receiving hole 11 and the emitting hole 12, the top end of the receiving hole 11 and the emitting hole 12 is communicated with the first positioning component 5, the receiving lamp and the emitting lamp on the circuit board are respectively corresponding to the lens through the receiving hole 11 and the emitting hole 12, the front side of the top of the accommodation portion 10 is provided with the first lens clamping groove 13, the rear side is provided with the second lens clamping groove 14, the lens is fixed through the first lens clamping groove 13 and the second lens clamping groove 14, the lens is prevented from being reversely assembled, the lens light isolation boss 15 is arranged in the accommodation portion 10 between the receiving hole 11 and the emitting hole 12, the light isolation boss 16 is arranged between the receiving hole 11 and the emitting hole 12 in the first positioning component 5, the light isolation boss 16 is prevented from being mutually connected with the receiving lamp, the sensor is prevented from being mutually connected with the tail end, the tail end is prevented from being inserted into the tail end of the sensor through the first positioning component 27, the whole is provided with the tail end 27, and the whole installation structure is stable, and the whole installation strength is improved through the tail part is improved, and the whole installation structure is 27 is improved.
Further, the first lens clamping groove 13 and the second lens clamping groove 14 are parallel and have unequal lengths.
Specifically, the first lens clamping groove 13 and the second lens clamping groove 14 are parallel to each other and have unequal lengths, in this embodiment, the length of the first lens clamping groove 13 is smaller than that of the second lens clamping groove 14, it can be understood that the first clamping boss and the second clamping boss are respectively arranged on the lens corresponding to the first lens clamping groove 13 and the second lens clamping groove 14, the first clamping boss is matched with the first lens clamping groove 13, the second clamping boss is matched with the second lens clamping groove 14, and lens assembly is prevented during installation.
Further, the two sides of the first framework 1 between the accommodating part 10 and the first positioning component 5 are respectively provided with an encapsulation fixing clamping groove 17 and a shell fixing clamping groove 18.
Specifically, the front side and the rear side of the first framework 1 are respectively provided with the rubber coating fixing clamping groove 17 and the shell fixing clamping groove 18, so that the rubber coating and the shell can be conveniently installed, and meanwhile, the rubber coating and the shell are tightly attached to the first framework 1, and the external environment interference is effectively isolated.
Further, a mounting hole 19 is formed in the first framework 1, and embedded nuts are arranged in the mounting hole 19.
Specifically, the front and back directions at the two ends of the first framework 1 are respectively provided with mounting holes 19 in a penetrating mode, embedded nuts are arranged in the mounting holes 19, the sensor is convenient to mount and dismount, and the service life of the sensor is effectively prolonged.
Further, at least one of the positioning posts 51 is disposed on the light blocking boss 16.
Specifically, the front side and the rear side of the top surface of the light blocking boss 16 are respectively provided with a positioning column 51, the light blocking boss 16 is arranged between the first supporting seat 52 and the second supporting seat 53, and the light blocking boss has an effective supporting function on the middle part of the circuit board while isolating light.
Further, two positioning posts 51 having a length longer than the thickness of the first circuit board 7 are disposed on the light blocking boss 16.
Further, the top surface of the first supporting seat 52, the top surface of the light blocking boss 16 and the bottom surface of the limit groove 531 are all located on the same horizontal plane, so that the bottom of the circuit board is kept flat.
In a second aspect, as shown in fig. 7, the present invention provides a splice welding process for a photoelectric sensor, which is applied to the splice skeleton for a photoelectric sensor, and includes:
the first circuit board 7 is arranged on the first positioning assembly 5, and the end part of the positioning column 51 with the length larger than the thickness of the first circuit board 7 is heated to deform, so that the first circuit board 7 is locked;
mounting a second circuit board 8 on the second positioning assembly 6, and heating the end part of the side positioning column 61 with the length longer than the thickness of the second circuit board 8 to deform the end part so as to lock the second circuit board 8;
the first framework 1 and the second framework 2 are abutted through the first abutting structure 3 and the second abutting structure 4;
the spliced first framework 1 and the spliced second framework 2 are placed in an external welding jig, and the spliced bonding pads 71 are automatically welded through an automatic soldering machine, so that the first circuit board 7 and the second circuit board 8 are electrically connected.
Specifically, the plurality of first mounting holes 19 of the first circuit board 7 are respectively corresponding to the plurality of positioning columns 51, the first circuit board 7 is placed on the top surface of the first framework 1, at this time, the right end of the first circuit board 7 is located in the limit groove 531 of the second supporting seat 53, the top ends of the two long positioning columns 51 are heated by soldering iron or other heating tools, so that the top ends of the two long positioning columns are flattened and enlarged, and the first circuit board 7 and the first framework 1 are locked;
the second circuit board 8 is placed into the second framework 2 through the plurality of second mounting holes 19 of the second circuit board 8 corresponding to the plurality of side positioning columns 61 respectively, the lower end of the second circuit board 8 is located between the two limiting blocks 62, then the ends of the two longer side positioning columns 61 are heated, the ends of the two longer side positioning columns are flattened and enlarged, and the second circuit board 8 and the second framework 2 are locked;
the sliding table 41 is inserted into the sliding groove 32, the first framework 1 and the second framework 2 are butted in place, at the moment, the right side wall of the second circuit board 8 is butted with the left end of the first circuit board 7, and the plurality of splicing bonding pads 71 at the left end of the first circuit board 7 are butted with the second circuit board 8;
placing the spliced first framework 1 and second framework 2 into an external welding jig, and automatically welding a plurality of splicing bonding pads 71 through an automatic soldering machine to electrically connect the first circuit board 7 and the second circuit board 8;
it is understood that the order of mounting the first circuit board and the second circuit board is not limited.
Preferably, docking the first and second skeletons 1 and 2 by the first and second docking structures 3 and 4 includes: one end of the sliding table 41, which is close to the first framework 1, abuts against the alignment table 33, the sliding table 41 slides in along the sliding groove 32, and the outer end of the sliding groove 32 abuts against the limiting table 42.
Specifically, the bottom of the right end of the sliding table 41 is abutted against the top surface of the alignment table 33, the sliding table 41 slides into the right side along the sliding groove 32, the left end of the sliding groove 32 is abutted against the limiting table 42, and the first framework 1 and the second framework 2 are spliced.
According to the invention, the first framework and the second framework are stably spliced through the first butt joint structure and the second butt joint structure, the contact positions of the first circuit board and the second circuit board are stable and keep a vertical relationship, the internal structure of the sensor is stable, the splice welding of the internal circuit board of the sensor is facilitated, the working precision of the sensor is improved, the lens is fixed through the first lens mounting clamping groove and the second lens clamping groove, the lens is prevented from being reversely mounted, the light refraction in a lens material is reduced through the lens light isolation boss, the mutual light stringing between the circuit board transmitting lamp and the receiving lamp is prevented through the light blocking boss, the sensor performance is greatly improved, the lamp shade and the tail insertion are conveniently installed and fixed through the lamp shade dovetail groove and the tail insertion dovetail groove, the relative positions of all parts are stable while the welding is facilitated, the integral structural strength is improved, the circuit board is installed and locked through the limiting anti-falling fixing boss, the consistency of all parts is improved, the external environment is effectively isolated through the shell fixing clamping groove and the encapsulation fixing clamping groove, and the product performance is greatly improved.
The above-described features are continuously combined with each other to form various embodiments not listed above, and are regarded as the scope of the present invention described in the specification; and, it will be apparent to those skilled in the art from this disclosure that modifications and variations can be made without departing from the scope of the invention defined in the appended claims.
Claims (10)
1. A splice skeleton for photoelectric sensor, its characterized in that includes first skeleton (1) and second skeleton (2), first skeleton (1) one end is provided with first butt joint structure (3), second skeleton (2) one end is provided with second butt joint structure (4), first butt joint structure (3) with second butt joint structure (4) assorted to sliding connection, works as first butt joint structure (3) with when second butt joint structure (4) dock, make one side of first skeleton (1) with one side mutually perpendicular of second skeleton (2) to keep relative position fixed, first skeleton (1) perpendicular to one side of second skeleton (2) is provided with first locating component (5), one side of second skeleton (2) perpendicular to first skeleton (1) is provided with second locating component (6), first locating component (5) are used for installing and fixing first circuit board (7), second locating component (6) are used for installing and fixing second circuit board (8) and make second circuit board (8) when first butt joint structure (8) and second butt joint structure (8).
2. The splicing framework for the photoelectric sensor according to claim 1, wherein the first docking structure (3) comprises a docking seat (31), a sliding groove (32) is formed in the docking seat (31), an alignment table (33) is arranged outside one end of the sliding groove (32) close to the second framework (2), and the alignment table is convenient for aligning the first docking structure (3) and the second docking structure (4).
3. A spliced skeleton for a photoelectric sensor according to claim 1, wherein the second docking structure (4) comprises a sliding table (41), the sliding table (41) is matched with the sliding groove (32) and is in sliding connection, one end of the sliding table (41) away from the first skeleton (1) is provided with a limiting table (42), and the limiting table (42) is used for limiting the first docking structure (3) and the second docking structure (4).
4. A spliced skeleton for a photoelectric sensor according to claim 1, wherein the first positioning assembly (5) comprises a plurality of positioning posts (51), and a plurality of the positioning posts (51) are respectively arranged on one side of the first skeleton (1) perpendicular to the second skeleton (2).
5. The spliced skeleton for a photoelectric sensor according to claim 4, wherein at least two of the positioning posts (51) have a length greater than the thickness of the first circuit board (7), and the ends of the positioning posts (51) having a length greater than the thickness of the first circuit board (7) deform after being heated to lock the first circuit board (7).
6. A spliced skeleton for a photoelectric sensor according to claim 1, wherein the second positioning assembly (6) comprises a plurality of side positioning posts (61), and a plurality of the side positioning posts (61) are respectively arranged on one side of the second skeleton (2) perpendicular to the first skeleton (1).
7. The splice frame for a photoelectric sensor according to claim 6, wherein at least two of the side positioning posts (61) have a length greater than the thickness of the second circuit board (8), and the ends of the side positioning posts (61) having a length greater than the thickness of the second circuit board (8) deform after being heated to lock the second circuit board (8).
8. A splice skeleton for a photoelectric sensor according to claim 1, characterized in that a plurality of splice pads (71) are provided on the first circuit board (7) at positions in contact with the second circuit board (8).
9. A photoelectric sensor splice welding process applied to the splice skeleton for a photoelectric sensor according to any one of claims 1 to 8, comprising:
the first circuit board (7) is arranged on the first positioning component (5), and the end part of the positioning column (51) with the length larger than the thickness of the first circuit board (7) is heated to deform, so that the first circuit board (7) is locked;
the second circuit board (8) is arranged on the second positioning assembly (6), and the end part of the side positioning column (61) with the length larger than the thickness of the second circuit board (8) is heated to deform, so that the second circuit board (8) is locked;
the first framework (1) and the second framework (2) are in butt joint through the first butt joint structure (3) and the second butt joint structure (4);
the spliced first framework (1) and the spliced second framework (2) are placed in an external welding jig, and the spliced bonding pads (71) are automatically welded through an automatic soldering machine, so that the first circuit board (7) and the second circuit board (8) are electrically connected.
10. A photoelectric sensor stitch bonding process according to claim 9, wherein the butt-jointing of the first skeleton (1) and the second skeleton (2) by the first butt-joint structure (3) and the second butt-joint structure (4) comprises: one end of the sliding table (41) close to the first framework (1) is abutted against the alignment table (33), the sliding table (41) slides in along the sliding groove (32), and the outer end of the sliding groove (32) is abutted against the limiting table (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310209920.3A CN116156817A (en) | 2023-03-07 | 2023-03-07 | Spliced framework for photoelectric sensor and photoelectric sensor spliced welding process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310209920.3A CN116156817A (en) | 2023-03-07 | 2023-03-07 | Spliced framework for photoelectric sensor and photoelectric sensor spliced welding process |
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| CN116156817A true CN116156817A (en) | 2023-05-23 |
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| CN202310209920.3A Pending CN116156817A (en) | 2023-03-07 | 2023-03-07 | Spliced framework for photoelectric sensor and photoelectric sensor spliced welding process |
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