CN214623035U - Coaxial laser displacement sensor for deep hole detection - Google Patents
Coaxial laser displacement sensor for deep hole detection Download PDFInfo
- Publication number
- CN214623035U CN214623035U CN202120206458.8U CN202120206458U CN214623035U CN 214623035 U CN214623035 U CN 214623035U CN 202120206458 U CN202120206458 U CN 202120206458U CN 214623035 U CN214623035 U CN 214623035U
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- displacement sensor
- laser displacement
- coaxial laser
- sensor body
- coaxial
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 72
- 238000001514 detection method Methods 0.000 title claims description 16
- 210000001503 joint Anatomy 0.000 claims abstract description 10
- 239000004065 semiconductor Substances 0.000 claims abstract description 6
- 238000013016 damping Methods 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims 2
- 238000003032 molecular docking Methods 0.000 claims 2
- 238000000034 method Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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Abstract
The utility model discloses a deep hole detects uses coaxial laser displacement sensor, including diaphragm, annular fixed subassembly and coaxial laser displacement sensor body, the top of diaphragm both sides is all fixed mounting has the butt joint mount pad, the top of first bracing piece and second bracing piece is all fixed mounting through the annular has the right angle to place the board, the top fixed mounting that board one side was placed at the right angle has spacing dead lever, the both ends of coaxial laser displacement sensor body are all fixed mounting have the spacing fixed block that uses with the cooperation of spacing dead lever, the inside of coaxial laser displacement sensor body is fixed mounting semiconductor laser, signal processor, PLC controller and linear CCD array in proper order. The utility model discloses a board, spacing dead lever and spacing fixed block are placed to diaphragm, first bracing piece, second bracing piece, right angle, have realized that the sensor can keep in a horizontal plane operation, have improved the accuracy that the sensor detected.
Description
Technical Field
The utility model relates to a displacement sensor technical field specifically is a deep hole detects uses coaxial laser displacement sensor.
Background
The laser sensor is a sensor for measuring by utilizing a laser technology, and comprises a laser device, a laser detector and a measuring circuit, the laser sensor is a novel measuring instrument, the laser sensor has the advantages of capability of realizing non-contact remote measurement, high speed, high precision, large measuring range, strong light resistance and electric interference resistance and the like, the coaxial laser displacement sensor for deep hole detection is required at present, but the coaxial laser displacement sensor for deep hole detection has many problems or defects:
1. most of the existing coaxial laser displacement sensors are operated by being held by hands of workers in the using process, and the situation that the emitted laser cannot be kept vertical so as to cause deviation of the measuring result is easy to occur;
2. when the conventional coaxial laser displacement sensor is placed on the support frame for operation, the vibration transmitted from the ground cannot be relieved, so that the support frame and the coaxial laser displacement sensor are easy to shake.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a deep hole detects uses coaxial laser displacement sensor to solve the problem that the displacement sensor work efficiency that proposes among the above-mentioned background art is low.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a deep hole detects uses coaxial laser displacement sensor, includes diaphragm, annular fixed subassembly and coaxial laser displacement sensor body, the bottom of diaphragm both sides all has damping spring through unable adjustment base fixed mounting, the top of diaphragm both sides all fixed mounting have the butt joint mount pad, first bracing piece and second bracing piece are installed respectively through the screw thread head to the butt joint mount pad, the top of first bracing piece and second bracing piece all has the right angle through annular fixed subassembly fixed mounting to place the board, the top fixed mounting that the board one side was placed at the right angle has spacing dead lever, coaxial laser displacement sensor body has been placed on the board is placed at the right angle, the both ends of coaxial laser displacement sensor body all fixed mounting have with spacing fixed block that spacing dead lever cooperation was used, the inside of coaxial laser displacement sensor body is fixed mounting in proper order has semiconductor laser, The device comprises a signal processor, a PLC (programmable logic controller) and a linear CCD (charge coupled device) array, wherein a movable protective cover is movably arranged at the bottom of a coaxial laser displacement sensor body.
Preferably, the transverse plate is provided with a through hole matched with the light outlet lens and the light receiving lens.
Preferably, the butt joint mounting seat is provided with a thread groove matched with the thread head for use.
Preferably, the bottom of the right-angle placing plate is provided with a sponge protection pad matched with the coaxial laser displacement sensor body for use, and the coaxial laser displacement sensor body is provided with a control button matched for use.
Preferably, the limiting fixing block is provided with a through groove matched with the limiting fixing rod.
Compared with the prior art, the utility model discloses an innovation point effect is: this coaxial laser displacement sensor for deep hole detection is rational in infrastructure, has following advantage:
(1) through the matching use of the transverse plate, the first supporting rod, the second supporting rod, the right-angle placing plate, the limiting fixing rod and the limiting fixing block, the coaxial laser displacement sensor body can be fixed at one position for operation during operation, the situation that the coaxial laser displacement sensor body cannot keep a horizontal plane to emit laser to affect detection due to the fact that a worker carries out detection operation by hand is avoided, and the accuracy of the coaxial laser displacement sensor body during operation is improved;
(2) through the matching use between the fixed base and the damping spring, when the coaxial laser displacement sensor body is fixed above a deep hole position to be detected for use, the influence of vibration transmitted from the ground can be reduced to a certain extent, the situation that the operation accuracy is influenced by the error of a detection result due to large shaking amplitude in the operation process of the coaxial laser displacement sensor body is avoided, and the beneficial effect of the use of the coaxial laser displacement sensor body is improved;
(3) through the movable protective cover that is equipped with on the coaxial laser displacement sensor body, light-emitting port lens and photic port lens can be protected, the condition that the grey or have filth to influence laser emission and receipt on light-emitting port lens and photic port lens has been avoided taking place, use through the cooperation between butt joint mount pad and the screw thread head, make the operation in-process can wholly carry out quick dismantlement to the support frame and remove, the inconvenient condition that has influenced different operation places round trip movement of support frame dismouting has been avoided taking place, the flexibility when coaxial laser displacement sensor body uses has been improved.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is a schematic front view of the structure of the present invention;
fig. 3 is a schematic view of a partial front sectional structure of the present invention;
fig. 4 is a schematic view of the local bottom view structure of the present invention.
In the figure: 1. a transverse plate; 101. a through hole; 102. a fixed base; 103. a damping spring; 104. butting the mounting seats; 105. a screw head; 106. a first support bar; 107. a second support bar; 2. an annular securing assembly; 201. a right-angle placing plate; 202. a limiting fixing rod; 203. a sponge protection pad; 3. a coaxial laser displacement sensor body; 301. a light exit lens; 302. a semiconductor laser; 303. a signal processor; 304. a PLC controller; 305. a linear CCD array; 306. a light receiving port lens; 307. a movable protective cover; 308. and a limiting fixing block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, the present invention provides an embodiment: a coaxial laser displacement sensor for detecting deep holes comprises a transverse plate 1, an annular fixing component 2 and a coaxial laser displacement sensor body 3, wherein the bottom parts of the two sides of the transverse plate 1 are fixedly provided with damping springs 103 through a fixing base 102, through the matching use between the fixed base 102 and the damping spring 103, when the coaxial laser displacement sensor body 3 is fixed above the position of a deep hole to be detected, the impact of vibration transmitted from the ground can be reduced to a certain extent, the situation that the working accuracy is affected by error of a detection result due to large shaking amplitude in the working process of the coaxial laser displacement sensor body 3 is avoided, the beneficial effect of using the coaxial laser displacement sensor body 3 is improved, the butt joint mounting seats 104 are fixedly mounted at the tops of two sides of the transverse plate 1, and the transverse plate 1 is provided with the through hole 101 matched with the light outlet lens 301 and the light receiving lens 306 for use;
specifically, the butt joint mounting seat 104 is respectively provided with the first supporting rod 106 and the second supporting rod 107 through the screw thread head 105, the support frame can be integrally and rapidly disassembled and moved in the operation process through the matching use between the butt joint mounting seat 104 and the screw thread head 105, the situation that the back and forth movement of different operation places is influenced due to the inconvenience in disassembling and assembling the support frame is avoided, the flexibility of the coaxial laser displacement sensor body 3 in use is improved, the butt joint mounting seat 104 is provided with a screw thread groove matched with the screw thread head 105 for use, the top parts of the first supporting rod 106 and the second supporting rod 107 are both fixedly provided with a right angle placing plate 201 through the annular fixing component 2, the top part of one side of the right angle placing plate 201 is fixedly provided with a limiting fixing rod 202, and the first supporting rod 106 and the second supporting rod 107 are matched with the right angle placing plate 201 and the limiting fixing rod 202 and the limiting fixing block 308, the coaxial laser displacement sensor body 3 can be fixed at one position for operation during operation, the situation that the coaxial laser displacement sensor body 3 cannot keep a horizontal plane to emit laser to affect detection due to the fact that a worker holds the coaxial laser displacement sensor body for detection operation is avoided, the accuracy of the coaxial laser displacement sensor body 3 during operation is improved, a sponge protection pad 203 matched with the coaxial laser displacement sensor body 3 for use is arranged at the bottom of a right-angle placing plate 201, and a control button matched with the coaxial laser displacement sensor body 3 for use is arranged on the coaxial laser displacement sensor body 3;
specifically, coaxial laser displacement sensor body 3 has been placed on board 201 is placed to the right angle, coaxial laser displacement sensor body 3's both ends are all fixed mounting have with spacing dead lever 202 cooperation use spacing fixed block 308, be equipped with the logical groove of using with spacing dead lever 202 cooperation on the spacing fixed block 308, coaxial laser displacement sensor body 3's inside fixed mounting has semiconductor laser 302 in proper order, signal processor 303, PLC controller 304 and linear CCD array 305, and coaxial laser displacement sensor body 3's bottom movable mounting has movable visor 307, through the movable visor 307 that is equipped with on the coaxial laser displacement sensor body 3, light-emitting window lens 301 and photic window lens 306 can be protected, the condition emergence of falling the ash or having filth to influence laser emission and receipt on light-emitting window lens 301 and photic window lens 306 has been avoided.
The working principle is as follows: when in use, firstly, the first supporting rod 106 and the second supporting rod 107 are fixedly connected with the transverse plate 1 through the thread head 105 and supported above a deep hole to be detected, then the limit fixing blocks 308 at two sides of the coaxial laser displacement sensor body 3 are aligned with the limit fixing rods 202 on the right-angle placing plate 201 and are put down, so that the coaxial laser displacement sensor body 3 is fixed on the right-angle placing plate 201 to ensure that the coaxial laser displacement sensor body 3 is in a horizontal position during operation, the movable protective cover 307 at the bottom of the coaxial laser displacement sensor body 3 is opened, laser emitted by the semiconductor laser 302 is focused into the deep hole to be detected through the light outlet lens 301, reflected light is collected by the light receiving lens 306 and projected onto the linear CCD array 305, the signal processor 303 calculates the position of a light spot on the linear CCD array 305 through a trigonometric function to obtain the distance from the object, and the fixed base 102 is matched with the damping spring 103 for use, can alleviate the vibrations that ground transmitted to a certain extent, thereby avoided among the operation process coaxial laser displacement sensor body 3 to influence the detection operation because of the range of rocking is too big, improved coaxial laser displacement sensor body 3's practicality.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides a deep hole detects uses coaxial laser displacement sensor, includes diaphragm (1), annular fixed subassembly (2) and coaxial laser displacement sensor body (3), its characterized in that: damping springs (103) are fixedly mounted at the bottoms of two sides of the transverse plate (1) through a fixing base (102), docking installation seats (104) are fixedly mounted at the tops of two sides of the transverse plate (1), first supporting rods (106) and second supporting rods (107) are respectively mounted on the docking installation seats (104) through threaded heads (105), right-angle placing plates (201) are fixedly mounted at the tops of the first supporting rods (106) and the second supporting rods (107) through annular fixing components (2), limiting fixing rods (202) are fixedly mounted at the tops of one sides of the right-angle placing plates (201), coaxial laser displacement sensor bodies (3) are placed on the right-angle placing plates (201), limiting fixing blocks (308) matched with the limiting fixing rods (202) for use are fixedly mounted at two ends of the coaxial laser displacement sensor bodies (3), the coaxial laser displacement sensor comprises a coaxial laser displacement sensor body (3), wherein a semiconductor laser (302), a signal processor (303), a PLC (programmable logic controller) and a linear CCD (charge coupled device) array (305) are sequentially and fixedly mounted in the coaxial laser displacement sensor body (3), a light outlet lens (301) and a light receiving lens (306) are respectively mounted on two sides of the bottom of the coaxial laser displacement sensor body (3), and a movable protective cover (307) is movably mounted at the bottom of the coaxial laser displacement sensor body (3).
2. The coaxial laser displacement sensor for deep hole detection according to claim 1, wherein: the transverse plate (1) is provided with a through hole (101) which is matched with the light outlet lens (301) and the light receiving lens (306) for use.
3. The coaxial laser displacement sensor for deep hole detection according to claim 1, wherein: and a thread groove matched with the thread head (105) for use is arranged on the butt joint mounting seat (104).
4. The coaxial laser displacement sensor for deep hole detection according to claim 1, wherein: the bottom of the right-angle placing plate (201) is provided with a sponge protection pad (203) matched with the coaxial laser displacement sensor body (3) for use, and the coaxial laser displacement sensor body (3) is provided with a control button matched for use.
5. The coaxial laser displacement sensor for deep hole detection according to claim 1, wherein: and the limiting fixing block (308) is provided with a through groove matched with the limiting fixing rod (202) for use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120206458.8U CN214623035U (en) | 2021-01-26 | 2021-01-26 | Coaxial laser displacement sensor for deep hole detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120206458.8U CN214623035U (en) | 2021-01-26 | 2021-01-26 | Coaxial laser displacement sensor for deep hole detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214623035U true CN214623035U (en) | 2021-11-05 |
Family
ID=78438524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120206458.8U Expired - Fee Related CN214623035U (en) | 2021-01-26 | 2021-01-26 | Coaxial laser displacement sensor for deep hole detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214623035U (en) |
-
2021
- 2021-01-26 CN CN202120206458.8U patent/CN214623035U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211105 |