CN216246100U - Visual positioning mechanism based on optical fiber sensor - Google Patents
Visual positioning mechanism based on optical fiber sensor Download PDFInfo
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- CN216246100U CN216246100U CN202122767940.1U CN202122767940U CN216246100U CN 216246100 U CN216246100 U CN 216246100U CN 202122767940 U CN202122767940 U CN 202122767940U CN 216246100 U CN216246100 U CN 216246100U
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Abstract
The utility model provides a visual positioning mechanism based on an optical fiber sensor. The visual positioning mechanism based on the optical fiber sensor comprises an operation table, wherein an installation box is fixedly installed at the top of the operation table, a spring pin rod is installed in the installation box in a sliding mode, the top end of the spring pin rod extends out of the installation box, a groove plate is fixedly installed at the bottom end of the spring pin rod, and an optical fiber sensor body is arranged below the groove plate; the placing table is fixedly arranged on the top of the operating table; and the positioning mechanism is arranged on the operating platform. The optical fiber sensor-based vision positioning mechanism provided by the utility model has the advantages of accurate positioning, convenience and rapidness in operation and better applicability.
Description
Technical Field
The utility model relates to the technical field of sensor equipment, in particular to a visual positioning mechanism based on an optical fiber sensor.
Background
An optical fiber sensor is a sensor that converts the state of an object to be measured into a measurable optical signal. The optical fiber sensor works on the principle that light beams incident from a light source are sent to a modulator through an optical fiber, the light beams interact with external measured parameters in the modulator to change optical properties of the light, such as intensity, wavelength, frequency, phase, polarization state and the like, to form modulated light signals, the modulated light signals are sent to a photoelectric device through the optical fiber, and the measured parameters are obtained through a demodulator, and along with the development of science and technology, the optical fiber sensor is widely used, for example: the passage of paper money, cards, coins, passbooks, etc. of vending machines, financial terminal-related devices, bill counters, and the like, and also some automated devices for product counting, identification, etc.
Although present optical fiber sensor uses extensively, some fields still adopt driven mode to process manufacturing, for example, some mould processing factory are in the preparation mould in-process, need carry out trompil processing to the mould foundry goods, need preliminary location trompil point on the foundry goods before the trompil processing, and present trompil point locate mode, most still measure through traditional ruler and carry out the location mark, though this kind of mode of heat is also simple effective, but observe the ruler scale through people's eye and mark, inevitable has some deviations, because the mould belongs to accurate subassembly, the shaping of whole mould can be influenced to slight deviation.
Therefore, there is a need to provide a new optical fiber sensor-based visual positioning mechanism to solve the above-mentioned technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a visual positioning mechanism based on an optical fiber sensor, which has the advantages of accurate positioning, convenient operation and better applicability.
In order to achieve the purpose, the technical scheme of the utility model is realized as follows:
the utility model provides a visual positioning mechanism based on an optical fiber sensor, which comprises: the optical fiber sensor comprises an operating platform, wherein the top of the operating platform is fixedly provided with an installation box, a spring pin rod is arranged in the installation box in a sliding manner, the top end of the spring pin rod extends out of the installation box, the bottom end of the spring pin rod is fixedly provided with a groove plate, and an optical fiber sensor body is arranged below the groove plate; the placing table is fixedly arranged on the top of the operating table; and the positioning mechanism is arranged on the operating platform.
As a further scheme of the utility model, the positioning mechanism comprises a first mounting plate, a first mounting groove, a second mounting groove, a one-way threaded rod, a second mounting plate, a third mounting groove, a two-way threaded rod, two sliders, two sensing probes and a driving mechanism, the first mounting plate is fixedly mounted at the top of the operating platform, the first mounting groove and the second mounting groove are both arranged on the first mounting plate, the one-way threaded rod is rotatably mounted in the first mounting groove, the bottom end of the one-way threaded rod extends into the second mounting groove, the second mounting plate is in threaded sleeve connection with the one-way threaded rod, the third mounting groove is arranged on the second mounting plate, the two-way threaded rod is rotatably mounted in the third mounting groove, one end of the two-way threaded rod extends out of the third mounting groove, and the two sliders are both in threaded sleeve connection with the two-way threaded rod, two sensing probe fixed mounting is respectively in two the bottom of slider, two sensing probe all with fiber sensor body electric connection, actuating mechanism sets up first mounting panel with on the one-way threaded rod.
As a further scheme of the present invention, the driving mechanism includes a motor, a first bevel gear and a second bevel gear, the motor is fixedly mounted on one side of the first mounting plate, an output shaft of the motor extends into the second mounting groove, the first bevel gear and the second bevel gear are respectively fixedly mounted on the output shaft of the motor and the bottom end of the one-way threaded rod, and the first bevel gear and the second bevel gear are engaged with each other.
As a further scheme of the utility model, a box door is arranged on the installation box, and an observation window is arranged on the box door.
As a further scheme of the utility model, one end of the bidirectional threaded rod is fixedly provided with a hand wheel.
As a further scheme of the utility model, the top end of the spring pin rod is fixedly provided with a pull ring.
The utility model provides a visual positioning mechanism based on an optical fiber sensor, which has the beneficial effects that:
can place the fiber sensor body through the install bin that sets up, protect it not receive the harm, can be spacing fixed to the fiber sensor body through the spring pin pole cooperation recess board that sets up, the spacing of the adjustable sensing probe of two-way threaded rod cooperation slider through setting up can carry out accurate location to the trompil point of foundry goods, can drive one-way threaded rod through actuating mechanism and rotate, makes it accomplish altitude mixture control, avoids sensing probe and foundry goods touching to influence its normal positioning.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
FIG. 1 is a schematic sectional front view of a visual positioning mechanism based on an optical fiber sensor according to the present invention;
FIG. 2 is an enlarged view of part A of FIG. 1;
fig. 3 is a schematic front view of the present invention.
Reference numbers in the figures: 1. an operation table; 2. installing a box; 3. a spring pin; 4. a groove plate; 5. an optical fiber sensor body; 6. a placing table; 7. a first mounting plate; 8. a first mounting groove; 9. a second mounting groove; 10. a one-way threaded rod; 11. a second mounting plate; 12. a third mounting groove; 13. a bidirectional threaded rod; 14. a slider; 15. a sensing probe; 16. a motor; 17. a first bevel gear; 18. and a second conical tooth.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Referring to fig. 1 to fig. 3, a visual positioning mechanism based on an optical fiber sensor according to an embodiment of the present invention includes: the optical fiber sensor comprises an operating platform 1, wherein an installation box 2 is fixedly installed at the top of the operating platform 1, a spring pin rod 3 is installed in the installation box 2 in a sliding mode, the top end of the spring pin rod 3 extends out of the installation box 2, a groove plate 4 is fixedly installed at the bottom end of the spring pin rod 3, and an optical fiber sensor body 5 is arranged below the groove plate 4; the placing table 6 is fixedly arranged on the top of the operating table 1; the positioning mechanism is arranged on the operating platform 1, the optical fiber sensor body 5 can be placed through the installation box 2, the optical fiber sensor body is protected from being damaged, and the spring pin rods 3 are arranged and matched with the groove plates 4 to limit and fix the optical fiber sensor body 5.
The positioning mechanism comprises a first mounting plate 7, a first mounting groove 8, a second mounting groove 9, a one-way threaded rod 10, a second mounting plate 11, a third mounting groove 12, a two-way threaded rod 13, two sliders 14, two sensing probes 15 and a driving mechanism, the first mounting plate 7 is fixedly mounted at the top of the operating platform 1, the first mounting groove 8 and the second mounting groove 9 are both arranged on the first mounting plate 7, the one-way threaded rod 10 is rotatably mounted in the first mounting groove 8, the bottom end of the one-way threaded rod 10 extends into the second mounting groove 9, the second mounting plate 11 is in threaded sleeve connection with the one-way threaded rod 10, the third mounting groove 12 is arranged on the second mounting plate 11, the two-way threaded rod 13 is rotatably mounted in the third mounting groove 12, one end of the two-way threaded rod 13 extends out of the third mounting groove 12, two 14 equal thread bush of slider is established on the two-way threaded rod 13, two sensing probe 15 is fixed mounting respectively two 14's bottom, two sensing probe 15 all with 5 electric connection of fiber sensor body, actuating mechanism sets up first mounting panel 7 with on the one-way threaded rod 10, through the spacing of the adjustable sensing probe 15 of the two-way threaded rod 13 cooperation slider 14 that sets up, can carry out accurate location to the trompil point of foundry goods.
Actuating mechanism includes motor 16, first awl tooth 17 and second awl tooth 18, motor 16 fixed mounting be in one side of first mounting panel 7, motor 16's output shaft extends into in the second mounting groove 9, first awl tooth 17 and second awl tooth 18 respectively fixed mounting be in motor 16's output shaft with on the bottom of one-way threaded rod 10, first awl tooth 17 with second awl tooth 18 intermeshing can drive one-way threaded rod 10 through actuating mechanism and rotate, makes it accomplish altitude mixture control, avoids sensing probe 15 and foundry goods touching to influence its normal positioning.
A box door is arranged on the installation box 2, and an observation window is arranged on the box door.
And a hand wheel is fixedly arranged at one end of the bidirectional threaded rod 13.
And a pull ring is fixedly arranged at the top end of the spring pin rod 3.
The working principle of the visual positioning mechanism based on the optical fiber sensor provided by the utility model is as follows:
when the opening point is positioned on a die casting, the casting is firstly placed on a placing table 6, then a numerical value is set on an optical fiber sensor body 5 according to the size of the casting, the casting is started after the setting is finished, then a bidirectional threaded rod 13 is rotated, two sensing probes 15 are close to each other when the bidirectional threaded rod 13 is rotated, at the same time, detection beams of the two sensing probes 15 are irradiated on the casting on the placing table 6 at the same time, the digital change on the optical fiber sensor body 5 is observed, the bidirectional threaded rod 13 is stopped to be rotated after the digital reaches the set value, then a marking pen is used for marking a light beam point, the opening point is positioned according to the operation, the positioning is more accurate compared with the measurement and the positioning by using a ruler, if the casting at the positioning opening point is thick and touches the sensing probes 15, a trigger switch can be pressed to start a motor 16, and an output shaft drives a first conical tooth 17 and a second conical tooth 18 to drive the unidirectional threaded rod 10 to rotate when the motor 16 is operated, when the one-way threaded rod 10 rotates, the second mounting plate 11 is driven to move upwards, so that the height of the sensing probe 15 can be adjusted, and the sensing probe is prevented from being touched with a casting to influence the normal positioning of the casting.
Compared with the related art, the visual positioning mechanism based on the optical fiber sensor provided by the utility model has the following beneficial effects:
the utility model provides a visual positioning mechanism based on an optical fiber sensor, which can place an optical fiber sensor body 5 through an installation box 2 to protect the optical fiber sensor body from being damaged, limit and fix the optical fiber sensor body 5 through a spring pin rod 3 and a groove plate 4, adjust the distance of a sensing probe 15 through a bidirectional threaded rod 13 and a sliding block 14, accurately position an opening point of a casting, drive a unidirectional threaded rod 10 to rotate through a starting mechanism to complete height adjustment, and avoid the sensing probe 15 from being touched with the casting to influence the normal positioning.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (6)
1. A visual positioning mechanism based on an optical fiber sensor, comprising:
the optical fiber sensor comprises an operating platform, wherein the top of the operating platform is fixedly provided with an installation box, a spring pin rod is arranged in the installation box in a sliding manner, the top end of the spring pin rod extends out of the installation box, the bottom end of the spring pin rod is fixedly provided with a groove plate, and an optical fiber sensor body is arranged below the groove plate;
the placing table is fixedly arranged on the top of the operating table;
and the positioning mechanism is arranged on the operating platform.
2. The optical fiber sensor-based visual positioning mechanism of claim 1, wherein the positioning mechanism comprises a first mounting plate, a first mounting groove, a second mounting groove, a one-way threaded rod, a second mounting plate, a third mounting groove, a two-way threaded rod, two sliding blocks, two sensing probes and a driving mechanism, the first mounting plate is fixedly mounted at the top of the operating platform, the first mounting groove and the second mounting groove are both arranged on the first mounting plate, the one-way threaded rod is rotatably mounted in the first mounting groove, the bottom end of the one-way threaded rod extends into the second mounting groove, the second mounting plate is screwed on the one-way threaded rod, the third mounting groove is arranged on the second mounting plate, the two-way threaded rod is rotatably mounted in the third mounting groove, and one end of the two-way threaded rod extends out of the third mounting groove, two equal thread bush of slider is established on the two-way threaded rod, two sensing probe fixed mounting respectively is two the bottom of slider, two sensing probe all with fiber sensor body electric connection, actuating mechanism sets up first mounting panel with on the one-way threaded rod.
3. The optical fiber sensor-based visual positioning mechanism of claim 2, wherein the driving mechanism comprises a motor, a first bevel gear and a second bevel gear, the motor is fixedly installed on one side of the first installation plate, an output shaft of the motor extends into the second installation groove, the first bevel gear and the second bevel gear are respectively fixedly installed on the output shaft of the motor and the bottom end of the one-way threaded rod, and the first bevel gear and the second bevel gear are meshed with each other.
4. The optical fiber sensor-based visual positioning mechanism of claim 1, wherein a door is disposed on the installation box, and an observation window is disposed on the door.
5. The optical fiber sensor-based visual positioning mechanism of claim 2, wherein a hand wheel is fixedly mounted at one end of the bidirectional threaded rod.
6. The optical fiber sensor-based visual positioning mechanism of claim 1, wherein a pull ring is fixedly mounted on the top end of the spring pin rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122767940.1U CN216246100U (en) | 2021-11-12 | 2021-11-12 | Visual positioning mechanism based on optical fiber sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122767940.1U CN216246100U (en) | 2021-11-12 | 2021-11-12 | Visual positioning mechanism based on optical fiber sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216246100U true CN216246100U (en) | 2022-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122767940.1U Active CN216246100U (en) | 2021-11-12 | 2021-11-12 | Visual positioning mechanism based on optical fiber sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216246100U (en) |
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2021
- 2021-11-12 CN CN202122767940.1U patent/CN216246100U/en active Active
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