CN219302489U - High-precision laser meter counter - Google Patents
High-precision laser meter counter Download PDFInfo
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- CN219302489U CN219302489U CN202320731750.0U CN202320731750U CN219302489U CN 219302489 U CN219302489 U CN 219302489U CN 202320731750 U CN202320731750 U CN 202320731750U CN 219302489 U CN219302489 U CN 219302489U
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- laser meter
- sliding table
- upright post
- meter
- lifting
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Abstract
The utility model discloses a high-precision laser meter counter, which comprises an installation upright post (1), wherein the installation upright post (1) is connected with a laser meter counter (2), a calibration rod (3) which is detachably connected with the installation upright post (1) is arranged below the laser meter counter (2), the appearance of the calibration rod (3) is long-strip-shaped and is mutually perpendicular to the installation upright post (1), a lifting sliding table (4) is arranged on the installation upright post (1) below the calibration rod (3), and a meter counting wheel (5) is connected on the lifting sliding table (4). The utility model can rapidly realize the positioning of the laser meter counter during the field installation and has the characteristics of convenient positioning and small measurement error.
Description
Technical Field
The utility model relates to a laser meter counter, in particular to a high-precision laser meter counter.
Background
The laser meter counter is an optical speed sensor and is used for carrying out non-contact measurement on the one-dimensional surface speed; the specific principle is that the light emitted by the laser is divided into two paths of light through the beam splitting cube to be emitted and converged on the surface of the detected object, then the reflected light is received by the detector, and the transverse speed of the detected object is calculated according to the frequency shift generated by the reflected light relative to the detected light, so that the transverse speed is currently used for detecting the cable conveying speed.
To avoid measurement errors of the laser meter, the longitudinal axis of the laser meter when installed needs to form right angles with the surface of the measurement object in two directions, and the plane of the laser beam must be parallel to the advancing direction of the measurement object. The current laser meter counter is generally supported and position-adjusted by the upright post when in use, and the upright post can control the laser meter counter to move up and down and back and forth, thereby ensuring that the laser meter counter is aligned with the center of an object to be measured. However, the stand column cannot calibrate the laser meter counter and the cable at a plurality of angles during positioning, so that the laser meter counter is easy to deviate in different directions after being installed, and therefore, operators are required to continuously adjust parameters such as the angle, the direction and the like of the stand column according to measured data, the positioning difficulty of the laser meter counter is greatly increased, and the measuring error of the laser meter counter is increased.
Therefore, the existing laser meter has the problems of difficult positioning and large measurement error.
Disclosure of Invention
The utility model aims to provide a high-precision laser meter counter. The method has the characteristics of convenience in positioning and small measurement error.
The technical scheme of the utility model is as follows: the utility model provides a high accuracy laser meter rice ware, includes the installation stand, is connected with the laser meter rice ware on the installation stand, and the below of laser meter rice ware is equipped with the calibrating rod of detachable connection installation stand, and the appearance of calibrating rod is rectangular shape and is mutually perpendicular setting with the installation stand, is equipped with the lift slip table on the installation stand of calibrating rod below, is connected with meter rice wheel on the lift slip table.
In the foregoing high-precision laser meter, the mounting upright post comprises a sleeve, a lifting column is connected to the sleeve, and the upper end of the lifting column extends to the upper part of the sleeve and is connected with the laser meter.
In the high-precision laser meter counter, the lifting column is connected with the laser meter counter through the transverse adjusting sliding table, and one side of the transverse adjusting sliding table is connected with the sleeve through the telescopic rod.
In the foregoing high-precision laser meter, the lifting sliding table is slidably connected to the mounting upright post, and a locking screw matched with the mounting upright post is arranged on one side of the lifting sliding table.
In the high-precision laser meter, the top of the lifting column is connected with a display and a lifting switch.
In the foregoing high-precision laser meter, the meter-counting wheel is detachably connected to the lifting sliding table through the motor, and an encoder is connected to the outer part of the motor.
Compared with the prior art, the utility model has the following characteristics:
(1) According to the utility model, the calibration rod which is arranged on the mounting upright post and is perpendicular to the mounting upright post is used for enabling the mounting upright post to be attached to one side of the cable when being positioned, and when the inner side of the cable is completely attached to the calibration rod, the advancing direction of the cable and the plane of the laser beam are parallel to each other; after the calibration rod is attached, an operator can observe whether an angle difference exists between the calibration rod and the cable in front, and the angle difference is completely overlapped by adjusting the cable running direction or the placement position of the mounting stand column, namely, the mutual perpendicularity between the longitudinal axis of the laser meter and the cable measuring surface is realized; when the mounting upright post is positioned, the front-back inclination amplitude of the laser meter counter can be adjusted by adjusting the verticality of the mounting upright post, so that the longitudinal axis of the laser meter counter is perpendicular to the cable measuring surface from the other direction; under the cooperation, the installation stand column can be calibrated from multiple directions in the positioning process, so that the positioning error of the laser meter counter is reduced, and the operation of operators is facilitated;
(2) Through the structural cooperation of the lifting sliding table and the meter wheel, the laser meter can also be tested for measurement accuracy after being mounted on the mounting upright post, and the mounting accuracy and the equipment stability of the laser meter on the mounting upright post are further adjusted through test results, so that the accuracy of the laser meter during subsequent mounting and use is further improved;
(3) Through limiting the mounting structures of the calibration rod and the meter wheel, the calibration rod and the meter wheel can be manually removed and used for other meter devices after the site positioning of the mounting upright post is finished, so that the positioning structure can be reused, and the equipment cost and the calibration cost of the utility model are effectively reduced;
therefore, the utility model has the characteristics of convenient positioning and small measurement error.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model tested on a meter wheel;
FIG. 2 is a schematic view of the present utility model in its field installation;
FIG. 3 is a right side view of FIG. 2;
fig. 4 is a top view of the calibration rod.
The marks in the drawings are: 1-mounting upright post, 2-laser meter, 3-calibration rod, 4-lifting sliding table, 5-meter wheel, 6-transverse adjustment sliding table, 7-telescopic rod, 8-locking screw rod, 9-display, 10-lifting switch, 11-motor, 101-sleeve and 102-lifting column.
Detailed Description
The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.
Examples. The utility model provides a high accuracy laser meter rice ware, constitute as shown in FIG. 1, including installation stand 1, be connected with laser meter rice ware 2 on the installation stand 1, this laser meter rice ware 2 is conventional Doppler laser meter rice ware, the below of laser meter rice ware 2 is equipped with the calibrating rod 3 of connection installation stand 1, can dismantle through angle bar and screw between installation stand 1 and the calibrating rod 3 and be connected, the appearance of calibrating rod 3 is rectangular shape and is mutually perpendicular setting with installation stand 1, be equipped with lift slip table 4 on the installation stand 1 of calibrating rod 3 below, be connected with meter rice wheel 5 on the lift slip table 4.
The installation upright post 1 comprises a sleeve 101, the bottom of the sleeve 101 is connected with a base, the bottom surface of the base is parallel to the calibration rod 3, the sleeve 101 is connected with a lifting column 102, and the upper end of the lifting column 102 extends to the upper side of the sleeve 101 and is connected with a laser meter 2; the installation upright 1 can be an existing liftable sleeve type aluminum profile.
The lifting column 102 is connected with the laser meter counter 2 through the transverse adjustment sliding table 6, the transverse adjustment sliding table 6 and the lifting column 102 are mutually perpendicular, the laser meter counter 2 is detachably connected to the end of the transverse adjustment sliding table 6 and can move back and forth through the transverse adjustment sliding table 6, one side of the transverse adjustment sliding table 6 is connected with the sleeve 101 through the telescopic rod 7, and the telescopic rod 7 can be a lifting electric cylinder.
The lifting sliding table 4 is slidably connected to the mounting upright post 1, a locking screw rod 8 matched with the mounting upright post 1 is arranged on one side of the lifting sliding table 4, the locking screw rod 8 is externally connected with a handle, and the locking screw rod 8 is attached to the mounting upright post 1 through a rotating handle and is used for positioning the height of the lifting sliding table 4; the lifting sliding table 4 can be manually controlled to lift by an operator, and can also be automatically lifted by a driving piece such as an electric push rod.
The top of the lifting column 102 is connected with a display 9 and a lifting switch 10.
The meter wheel 5 is detachably connected to the lifting sliding table 4 through the motor 11 in a test link before delivery of the meter, an encoder is connected to the outside of the motor 11, the motor 11 drives the meter wheel 5 to rotate during test, the encoder is used for recording the rotation quantity of the meter wheel 5, the upper laser meter 2 detects the rotation quantity of the meter wheel 5, the two are compared, and if the data are consistent, the measurement of the laser meter 2 is accurate; after the test is completed, the meter wheel 5 is removed together with the motor 11.
The working principle of the utility model is as follows: when the cable is delivered from the factory, an operator firstly installs the meter wheel 5 and the motor 11 on the lifting sliding table 4, and adjusts the height of the meter wheel 5 through the lifting sliding table, so that the wiring position of the cable is simulated. After the meter rice wheel 5 is positioned, the height and the front and back positions of the laser meter rice machine 2 are respectively adjusted through the transverse adjusting sliding table 6 and the telescopic rod 7, so that the light beams emitted by the laser meter rice machine 2 can be converged at the central position of the meter rice wheel 5, and the meter rice wheel 5 in the rotation process is measured. After the data are measured, an operator compares the data with the rotation quantity of the meter wheel 5 recorded by the encoder, so that the measurement accuracy of the laser meter 2 in leaving a factory is ensured. After the test is completed, the worker removes the meter wheel 5 and the motor 11 from the transverse adjustment slipway 6.
During field installation, an operator installs the calibration rod 3 on the installation upright 1, and then moves the installation upright 1 until the calibration rod 3 and the cable are mutually attached, so that the angle of the calibration rod 3 relative to the cable at the z angle reaches 0 degrees. After the calibration rod 3 is attached, an operator adjusts the left-right inclination amplitude of the installation upright post 1 according to the wiring direction of the cable, so that the angle of the calibration rod 3 at the y angle relative to the cable reaches 0 degrees. In the calibration process, an operator can control the front-rear inclination amplitude of the mounting upright 1 through tools such as line sagging and the like, so that the mounting upright 1 is kept in a vertical state, namely, the angle of the mounting upright 1 at an angle x relative to the horizontal plane reaches 90 degrees. Under the cooperation, the utility model can quickly realize the positioning of the mounting upright post 1 and prevent the inclination of the laser meter counter 2 after the positioning, thereby effectively improving the measurement precision of the laser meter counter 2. After the upright post 1 is positioned, an operator can detach the calibration rod 3, so that the utilization rate of the calibration rod 3 is improved, and the calibration rod 3 can be simultaneously used for positioning and calibrating a plurality of meter meters.
Claims (6)
1. A high-precision laser meter counter is characterized in that: including installation stand (1), be connected with laser meter rice ware (2) on installation stand (1), the below of laser meter rice ware (2) is equipped with calibration pole (3) of detachable connection installation stand (1), and the appearance of calibration pole (3) is rectangular shape and is mutually perpendicular setting with installation stand (1), is equipped with on installation stand (1) of calibration pole (3) below and goes up and down slip table (4), is connected with meter rice wheel (5) on going up and down slip table (4).
2. The high-precision laser meter according to claim 1, wherein: the installation stand (1) comprises a sleeve (101), a lifting column (102) is connected to the sleeve (101), and the upper end of the lifting column (102) extends to the upper portion of the sleeve (101) and is connected with a laser meter (2).
3. The high-precision laser meter according to claim 2, wherein: the lifting column (102) is connected with the laser meter counter (2) through the transverse adjusting sliding table (6), and one side of the transverse adjusting sliding table (6) is connected with the sleeve (101) through the telescopic rod (7).
4. The high-precision laser meter according to claim 1, wherein: the lifting sliding table (4) is slidably connected to the mounting upright post (1), and a locking screw rod (8) matched with the mounting upright post (1) is arranged on one side of the lifting sliding table (4).
5. The high-precision laser meter according to claim 2, wherein: the top of the lifting column (102) is connected with a display (9) and a lifting switch (10).
6. The high-precision laser meter according to claim 1, wherein: the meter rice wheel (5) is detachably connected to the lifting sliding table (4) through a motor (11), and an encoder is connected to the outside of the motor (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320731750.0U CN219302489U (en) | 2023-03-31 | 2023-03-31 | High-precision laser meter counter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320731750.0U CN219302489U (en) | 2023-03-31 | 2023-03-31 | High-precision laser meter counter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219302489U true CN219302489U (en) | 2023-07-04 |
Family
ID=86954693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320731750.0U Active CN219302489U (en) | 2023-03-31 | 2023-03-31 | High-precision laser meter counter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219302489U (en) |
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2023
- 2023-03-31 CN CN202320731750.0U patent/CN219302489U/en active Active
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