CN209310743U - A kind of height measuring device - Google Patents
A kind of height measuring device Download PDFInfo
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- CN209310743U CN209310743U CN201920027937.6U CN201920027937U CN209310743U CN 209310743 U CN209310743 U CN 209310743U CN 201920027937 U CN201920027937 U CN 201920027937U CN 209310743 U CN209310743 U CN 209310743U
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- Prior art keywords
- guide rail
- axis guide
- measuring device
- axis
- laser
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- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 238000004088 simulation Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 239000004579 marble Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 18
- 239000007779 soft material Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
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- Length Measuring Devices By Optical Means (AREA)
Abstract
The utility model is suitable for measuring tool technical field, provide a kind of height measuring device, including the bearing table with horizontal bearing face and the column on the bearing table, it further include the movement mould group that horizontal direction or/and vertical direction movement are carried out on the column and the laser displacement sensor in the movement mould group, the laser displacement sensor includes for the laser emission part to measured surface transmitting laser beam and for receiving the laser pick-off component reflected through measured surface and with transmitting laser beam in the transmitting laser beam of angle, the laser emission part and the laser pick-off component are at a distance of setting.A kind of height measuring device provided by the utility model, can be improved the precision to soft material dimensional measurement.
Description
Technical field
The utility model belongs to measuring tool technical field more particularly to a kind of height measuring device.
Background technique
Presently commercially available high metric is the contact elevation carrection mode based on linear encoder, in measurement soft material
When thickness/height/the depth dimensions of (such as sponge cushion, soft silica gel), because its contact measurement method inevitably
Pressure is applied to measured material, causes measured material that Dish deformation occurs, seriously affects the accuracy of measurement.
Utility model content
The utility model aims to solve at least one of above-mentioned technical problem, provides a kind of height measuring device, can mention
Precision of the height to soft material dimensional measurement.
The technical solution of the utility model is: a kind of height measuring device, including with horizontal bearing face bearing table and
Column on the bearing table further includes the fortune that horizontal direction or/and vertical direction movement are carried out on the column
Dynamic model group and the laser displacement sensor in the movement mould group, the laser displacement sensor include for tested table
The laser emission part of surface-emission laser beam and for receives through measured surface reflect and with transmitting laser beam in angle transmitting
The laser pick-off component of laser beam, the laser emission part and the laser pick-off component are at a distance of setting.
Optionally, the column is provided with two.
Optionally, the movement mould group includes the first guide rail for being set up in two columns, is slidably connected to described
First sliding block of one guide rail and driving motor for driving first sliding block to move along first guide rail.
Optionally, the laser displacement sensor is set to first sliding block and is detachably connected with first sliding block.
Optionally, the column is provided with four, and four columns are in rectangular arranged.
Optionally, the movement mould group includes X-axis guide rail, Y-axis guide rail, Z axis guide rail and the second sliding block, the X-axis guide rail
Two are provided with, two X-axis guide rails are set up on four columns and two X-axis guide rails are arranged in parallel, the Y
Axis rail is slidably connected to two X-axis guide rails, and the Z axis guide rail is slidably connected to the Y-axis guide rail, second sliding block
It is slidably connected to the Z axis guide rail, the laser displacement sensor is set to second sliding block and second sliding block is detachable
Connection.
Optionally, the movement mould group further includes for driving the Y-axis guide rail to drive along the X-axis that the X-axis guide rail moves
Dynamic motor, the Y-axis driving motor for driving the Z axis guide rail to move along the Y-axis guide rail and described second sliding for driving
The Z axis driving motor that block is moved along the Z axis guide rail, the X-axis driving motor, the Y-axis driving motor and Z axis driving
Motor passes through screw rod and is sequentially connected respectively with the Y-axis guide rail, the Z axis guide rail and second sliding block.
Optionally, the height measuring device further include:
Power supply, the power supply for powering to the laser displacement sensor；
D/A converter module, the electrical signal simulation amount issued for reading the laser displacement sensor；And
Control module controls the laser displacement sensor for providing control signal and moves the operation of mould group；
The power supply is electrically connected with the laser displacement sensor, the laser displacement sensor, the digital-to-analogue conversion mould
Block and control module communication connection.
Optionally, the height measuring device is additionally provided with the host computer for being used cooperatively with the control module.
Optionally, the bearing table is marble platform, glass platform or stainless steel plate platform.
A kind of height measuring device provided by the utility model, uses laser displacement sensor in a non-contact manner
The size (thickness/height/depth) of soft material is measured, external pressure will not be introduced, make to be tested soft material
Dish deformation, to influence the precision of measurement；And testee can be scanned by mobile laser displacement sensor,
The flatness of accurate detection testee.Its structure is simple, easy to operate, and measurement accuracy is high, good reliability.
Detailed description of the invention
In order to illustrate more clearly of the technical scheme in the embodiment of the utility model, will make below to required in embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is a kind of structural schematic diagram of height measuring device provided by the embodiment of the utility model；
Fig. 2 is a kind of another structural schematic diagram of height measuring device provided by the embodiment of the utility model；
Fig. 3 is a kind of left view for height measuring device that Fig. 2 is provided；
Fig. 4 is that laser displacement sensor laser triangulation is surveyed in a kind of height measuring device provided by the embodiment of the utility model
The schematic diagram of amount method.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
It should be noted that term " setting ", " connection " shall be understood in a broad sense, for example, it may be directly arranged, install,
Connection, can also be arranged indirectly by component placed in the middle, center configuration, be connected.
If in addition, have in the utility model embodiment " length ", " width ", " thickness ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship or conventional placement status or use state shown, are merely for convenience of description the utility model and simplification are retouched
It states, rather than structure, feature, device or the element of indication or suggestion meaning must have a particular orientation, with specific orientation
Construction and operation, therefore should not be understood as limiting the utility model.In the description of the present invention, unless otherwise indicated,
The meaning of " plurality " is two or more.
Described each particular technique feature and each embodiment in a specific embodiment, in the case of no contradiction,
It can be combined in any appropriate way, such as can be with shape by different particular technique feature/embodiment combinations
At different embodiments, in order to avoid unnecessary repetition, each particular technique feature/embodiment is each in the utility model
No further explanation will be given for the possible combination of kind.
As shown in Figure 1 to Figure 3, a kind of height measuring device provided by the embodiment of the utility model, including held with level
The horizontal bearing face of the bearing table 1 of section and the column 2 to play a supportive role on bearing table 1, bearing table 1 is tested for placing
Object 5 (testee 5 can be hard material, or soft material such as sponge, silica gel etc.) further includes being set on column 2
The movement mould group 3 that can carry out horizontal direction or/and vertical direction movement and the laser displacement sensor 4 in movement mould group 3,
Laser displacement sensor 4 is the sensor measured using laser technology, is capable of accurate non-cpntact measurement testee 5
The variation such as position, displacement, is mainly used in the measurement of the geometric senses such as displacement, thickness, vibration, distance, the diameter of detection object, swashs
Optical displacement sensor 4 includes for the laser emission part of the surface-emitting laser beam to testee 5 and for receiving through quilt
It surveys surface reflection and the laser pick-off component with transmitting laser beam in the transmitting laser beam of angle, laser emission part connects with laser
Component is received at a distance of setting.Referring to Fig. 1, i.e., the incident route of laser beam, the reflection route of laser beam and laser emission part and swash
Line between light-receiving member forms a triangle.The utility model is surveyed using the laser triangulation of laser displacement sensor 4
(referring to fig. 4, the principle of Tilt In The Laser Triangulation Disp, Lacement is to focus on measured object body surface at an angle with beam of laser to amount method
Then face carries out imaging a1 to the laser facula a on body surface from another angle, the position of body surface illuminated laser spot is high
Degree is different, and the angle for receiving scattering or reflection light is also different, the position of laser image spot a1 is measured with CCD photoelectric detector, just
The angle of chief ray can be calculated, to calculate the position height z of body surface illuminated laser spot.Wherein, b, x, f are
Known quantity, b are the distance between laser emission part optical axis and laser pick-off component optical axis, and f is the focal length of laser pick-off component,
X is laser image spot a1 to the distance of laser pick-off component optical axis, then z=bf/x) testee 5 is measured, measurement process is not
Pressure can be applied to testee 5, making testee, deformation occurs.When work, first using the horizontal bearing face of plummer 1 as base
Standard carries out return-to-zero (i.e. by the horizontal bearing face of plummer 1 to laser displacement sensor 4 in face of laser displacement sensor 4
Distance definition be 0), to improve the accuracy of measurement result, avoid the occurrence of error, then by the movement adjustment correction of mould group 3 after
Laser displacement sensor 4 is moved to designated position, measured to testee 5 by the position of laser displacement sensor 4.Its
Soft material is measured by the way of contactless, external pressure will not be introduced in measurement process, so that testee 5
Dish deformation occurs, compared with traditional high metric, a kind of height measuring device measurement accuracy provided by the utility model is high,
And it is easy to operate.
In concrete application, bearing table 1 can be the structures such as cuboid, square.
Specifically, as shown in Figure 1, column 2 may be provided with two, two root posts 2 are respectively arranged on the both ends of bearing table 1 and hang down
Directly in the upper surface of bearing table 1.
Specifically, as shown in Figure 1, movement mould group 3 may include the first guide rail 310 being set up in two root posts 2, sliding company
It is connected to the first sliding block 311 of the first guide rail 310 and the driving motor for driving the first sliding block 311 to move along the first guide rail 310
(not shown), laser displacement sensor 4 are set on the first sliding block 311, and laser displacement sensor 4 can be with the first sliding block
311 move on the first guide rail 310, realize the adjusting to 4 position of laser displacement sensor.Laser displacement sensor 4 and first
Sliding block 311 is detachably connected, and according to actual needs, the laser displacement sensor 4 that different model may be selected measures, and is measured
The highest linearity of precision can reach 1 μm.Wherein, two root posts 2 are fixedly attached to the both ends of bearing table 1, in this case,
The position of laser displacement sensor 4 can only carry out the adjusting of position along the direction of the first guide rail 310；Alternatively, two root posts 2 can be slided
The dynamic both ends (i.e. two root posts 2 can be slided along the width direction of bearing table 1) for being connected to bearing table 1, it is in this case, real
Show the adjusting of (i.e. the length direction and width direction of the bearing table 1) position in the horizontal direction of laser displacement sensor 4, and due to
Laser displacement sensor 4 is, when measure this, need to only to sense to laser displacement with bearing table 1 relative to apart from constant
Device 4 carries out primary return-to-zero, without being zeroed repeatedly, improves work efficiency.
As another embodiment, as shown in Fig. 2, column 2 may be provided with four, four columns 2 can be arranged in rectangle
Column, and perpendicular to the horizontal bearing face of bearing table 1.
Specifically, as shown in Figures 2 and 3, movement mould group 3 may include X-axis guide rail 320, Y-axis guide rail 321, Z axis guide rail 322
With the second sliding block 323, X-axis guide rail 320 is provided with two, and two X-axis guide rails 320 are set up in four columns 2 (i.e. every X-axis
Guide rail 320 connect two root posts 2) and two X-axis guide rails 320 be arranged in parallel, the both ends of Y-axis guide rail 321 are slidably connected to respectively
Two X-axis guide rails 320, and Y-axis guide rail 321 is mutually perpendicular to two X-axis guide rails 320, Z axis guide rail 322 is slidably connected to Y-axis and leads
Rail 321, and Z axis guide rail 322, perpendicular to Y-axis guide rail 321, the second sliding block 323 is slidably connected to Z axis guide rail 322, laser displacement passes
Sensor 4 is set on the second sliding block 323, and is detachably connected with the second sliding block 323, according to actual needs, different model may be selected
Laser displacement sensor 4 measure, the highest linearity of measurement accuracy can reach 1 μm, and laser displacement sensor 4 can pass through
Second sliding block 323 can be slided up and down in Z axis guide rail 322, and Z axis guide rail 322 can horizontally slip again along Y-axis guide rail 321, Y-axis guide rail
321 can slide back and forth again along X-axis guide rail 320, to realize the position in the horizontal and vertical directions of laser displacement sensor 4
Adjusting, the testee 5 that can be used for holding bearing table 1 any position on object plane measures.
Specifically, movement mould group 3 further includes the X-axis driving motor for driving Y-axis guide rail 321 to move along X-axis guide rail 320
(not shown), Y-axis driving motor (not shown) and use for driving Z axis guide rail 322 to move along Y-axis guide rail 321
In the Z axis driving motor (not shown) for driving the second sliding block 323 to move along Z axis guide rail 322, X-axis driving motor, Y-axis are driven
Dynamic motor and Z axis driving motor pass through screw rod and are driven company with Y-axis guide rail 321, Z axis guide rail 322 and the second sliding block 323 respectively
It connects.Using motor as driving device, first is that can simplify the structure of sensitivity measuring device；Second is that easy to operate.And use silk
The bar kind of drive, stable transmission, precision are high.It will of course be understood that ground, driving device can also be other dynamical systems such as gas
Cylinder transmission system, hydraulic cylinder transmission system etc., the kind of drive may be that other drive mechanisms such as chain drive, belt are driven
Deng.
Specifically, height measuring device further include for laser displacement sensor 4 power power supply (not shown),
For read laser displacement sensor 4 electrical signal simulation amount (laser displacement sensor 4 measurement when can by height/thickness/
The physical quantitys such as depth are converted into electrical signal simulation amount) D/A converter module (not shown) and for provide control signal control
The control module (not shown) that laser displacement sensor 4 processed opening and closing, zero and control movement mould group 3 are run, power supply and swashs
Optical displacement sensor 4 is electrically connected, laser displacement sensor 4, D/A converter module and control module communication connection.Wherein, above-mentioned
Power supply equally can be laser displacement sensor 4, D/A converter module, control module, X-axis driving motor, Y-axis driving motor
It powers with Z axis driving motor.
Specifically, height measuring device is also provided with the PC host computer for being used cooperatively with control module (in figure not
Show), PC host computer reads the data of laser displacement sensor by D/A converter module, and based on analog-to-digital conversion module and
On the basis of control module, secondary development can be carried out, the application of cooperation PC upper computer software is to realize automatically to testee 5
It measures.
In practical application, with the movement of laser displacement sensor 4,5 surface of testee can be scanned, read quilt
The data for surveying each position in 5 surface of object, to confirm the flatness of testee 5.
Specifically, the first sliding block 311 and the second sliding block 323 are also provided with the industrial phase of testee 5 for identification
Machine (not shown), it is mobile that control module controls the first sliding block 311 or the second sliding block 323, when industrial camera recognize it is tested
When object 5, control module can be fed back information to, control module then controls laser displacement sensor 4 and opens to testee 5
It measures, to realize to the automatic measurement of 5 size of testee, provides working efficiency.
Specifically, bearing table 1 can be the preferable objects of flatnesses such as marble platform, glass platform or stainless steel plate platform
Body.
A kind of height measuring device provided by the utility model embodiment, uses laser displacement sensor 4 to connect with non-
The mode of touching measures the size (thickness/height/depth) of soft material, will not introduce external pressure, make to be tested soft
Dish deformation occurs for material, to influence the precision of measurement；And it can be to testee by mobile laser displacement sensor 4
5 are scanned, the accurate flatness for detecting testee 5.Its structure is simple, easy to operate, and measurement accuracy is high, measurement efficiency
Fastly.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modification, equivalent replacement or improvement etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of height measuring device, including the bearing table with horizontal bearing face and the column on the bearing table,
It is characterized in that, further includes carrying out the movement mould group of horizontal direction or/and vertical direction movement on the column and set on institute
The laser displacement sensor in movement mould group is stated, the laser displacement sensor includes for emitting laser beam to measured surface
It laser emission part and reflects for receiving through measured surface and is connect with transmitting laser beam in the laser of transmitting laser beam of angle
Component, the laser emission part and the laser pick-off component are received at a distance of setting.
2. a kind of height measuring device as described in claim 1, which is characterized in that the column is provided with two.
3. a kind of height measuring device as claimed in claim 2, which is characterized in that the movement mould group includes being set up in two
First guide rail of the column, the first sliding block for being slidably connected to first guide rail and for driving first sliding block along institute
State the driving motor of the first guide rail movement.
4. a kind of height measuring device as claimed in claim 3, which is characterized in that the laser displacement sensor is set to described
It first sliding block and is detachably connected with first sliding block.
5. a kind of height measuring device as described in claim 1, which is characterized in that the column is provided with four, four institutes
Column is stated in rectangular arranged.
6. a kind of height measuring device as claimed in claim 5, which is characterized in that the movement mould group includes X-axis guide rail, Y
Axis rail, Z axis guide rail and the second sliding block, the X-axis guide rail are provided with two, and two X-axis guide rails are set up in described in four
On column and two X-axis guide rails are arranged in parallel, and the Y-axis guide rail is slidably connected to two X-axis guide rails, the Z axis
Guide rail is slidably connected to the Y-axis guide rail, and second sliding block is slidably connected to the Z axis guide rail, the laser displacement sensing
Device is set to second sliding block and second sliding block is detachably connected.
7. a kind of height measuring device as claimed in claim 6, which is characterized in that the movement mould group further includes for driving
X-axis driving motor that the Y-axis guide rail is moved along the X-axis guide rail, for driving the Z axis guide rail to transport along the Y-axis guide rail
Dynamic Y-axis driving motor and the Z axis driving motor for driving second sliding block to move along the Z axis guide rail, the X-axis are driven
Dynamic motor, the Y-axis driving motor and the Z axis driving motor pass through screw rod and lead respectively with the Y-axis guide rail, the Z axis
Rail and second sliding block transmission connection.
8. a kind of height measuring device as described in any one of claims 1 to 7, which is characterized in that the elevation carrection dress
It sets further include:
Power supply, the power supply for powering to the laser displacement sensor；
D/A converter module, the electrical signal simulation amount issued for reading the laser displacement sensor；And
Control module controls the laser displacement sensor for providing control signal and moves the operation of mould group；
The power supply is electrically connected with the laser displacement sensor, the laser displacement sensor, the D/A converter module and
The control module communication connection.
9. a kind of height measuring device as claimed in claim 8, which is characterized in that the height measuring device is additionally provided with use
In the host computer being used cooperatively with the control module.
10. a kind of height measuring device as claimed in claim 8, which is characterized in that the bearing table is marble platform, glass
Glass platform or stainless steel plate platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920027937.6U CN209310743U (en) | 2019-01-08 | 2019-01-08 | A kind of height measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920027937.6U CN209310743U (en) | 2019-01-08 | 2019-01-08 | A kind of height measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209310743U true CN209310743U (en) | 2019-08-27 |
Family
ID=67680728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920027937.6U Expired - Fee Related CN209310743U (en) | 2019-01-08 | 2019-01-08 | A kind of height measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209310743U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112051585A (en) * | 2020-09-15 | 2020-12-08 | 重庆顺泰铁塔制造有限公司 | Device and system for detecting quality of power transmission tower node based on laser |
| CN114235687A (en) * | 2021-11-15 | 2022-03-25 | 中国建筑材料科学研究总院有限公司 | Surface damage detection device and method |
| CN114279384A (en) * | 2021-11-16 | 2022-04-05 | 上海兰钧新能源科技有限公司 | Device and method for measuring thickness of lithium ion battery pole piece after coating |
-
2019
- 2019-01-08 CN CN201920027937.6U patent/CN209310743U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112051585A (en) * | 2020-09-15 | 2020-12-08 | 重庆顺泰铁塔制造有限公司 | Device and system for detecting quality of power transmission tower node based on laser |
| CN112051585B (en) * | 2020-09-15 | 2023-11-28 | 重庆顺泰铁塔制造有限公司 | Device and system for detecting node quality of power transmission tower based on laser |
| CN114235687A (en) * | 2021-11-15 | 2022-03-25 | 中国建筑材料科学研究总院有限公司 | Surface damage detection device and method |
| CN114235687B (en) * | 2021-11-15 | 2024-03-26 | 中国建筑材料科学研究总院有限公司 | Surface damage detection equipment and method |
| CN114279384A (en) * | 2021-11-16 | 2022-04-05 | 上海兰钧新能源科技有限公司 | Device and method for measuring thickness of lithium ion battery pole piece after coating |
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Granted publication date: 20190827 |