CN219954879U - Linear laser adjusting mechanism for non-contact imaging measurement - Google Patents
Linear laser adjusting mechanism for non-contact imaging measurement Download PDFInfo
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- CN219954879U CN219954879U CN202320965155.3U CN202320965155U CN219954879U CN 219954879 U CN219954879 U CN 219954879U CN 202320965155 U CN202320965155 U CN 202320965155U CN 219954879 U CN219954879 U CN 219954879U
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- 238000005259 measurement Methods 0.000 title claims abstract description 24
- 238000003384 imaging method Methods 0.000 title claims abstract description 19
- 238000001514 detection method Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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Abstract
The utility model discloses a linear laser adjusting mechanism for non-contact imaging measurement, which comprises an outer sleeve detachably fixed on a measuring unit, wherein a fixed point and a fixed arc taking the fixed point as a circle center are arranged between the outer sleeve and the measuring unit; an inner sleeve for fixing the laser generator is detachably sleeved in the outer sleeve through threads, and a lock nut for propping against the end face of the outer sleeve is detachably sleeved on the inner sleeve. The utility model can adjust the setting angle of the line laser and the setting height of the line laser, has high structural stability and accurate measurement result, is suitable for fixing all parts needing to adjust the inclination angle and the rotation angle, and is particularly suitable for fixing the line laser head in non-contact imaging measurement.
Description
Technical Field
The utility model relates to an adjusting mechanism, in particular to a linear laser adjusting mechanism for non-contact imaging measurement.
Background
Four-wheel positioning is required before the vehicle leaves the factory and under specific conditions in use, so that the tire angle parameters such as the inclination angle, the toe angle and the like of the vehicle are adjusted to the standard state formulated by manufacturers. The conventional four-wheel positioning equipment is CCD positioning equipment and mainly comprises a host and four detection rods, wherein the four detection rods are respectively clamped on four wheels during use, a vehicle is operated, detection signals are transmitted to the host through wired or wireless communication between the detection rods and the host, and then the host is used for analyzing and processing.
The non-contact imaging measurement positioning device is digital image four-wheel positioning equipment which is in the rise in recent years, a loading clamp is not needed in the test process, the test time is shortened, and the measurement is more accurate. The upper end and the lower end of the non-contact measuring unit are provided with image acquisition devices, a plurality of straight laser heads are arranged between the two image acquisition devices, laser marks sent by the plurality of straight laser heads are marked on the tire during testing, laser lines on the tire are shot through the upper camera and the lower camera, and shot images are processed by utilizing a computer information processing technology, so that tire angle parameters are obtained.
Before testing, the setting angle of the laser is required to be adjusted, so that the light beam is kept horizontal, and the setting heights of the laser heads of different vehicle types are different. In the related art, the fixing of the linear laser head is realized by inserting the linear laser head into the sleeve integrated on the measuring unit, and when the setting angle of the linear laser needs to be adjusted, the linear laser head in the sleeve is directly rotated. The sleeved fixing mode has poor structural stability, and often generates offset in the measuring process, thereby bringing about measuring errors; and to the location of different motorcycle types, can only be realized through the measuring unit of design different sizes, the suitability is low.
Disclosure of Invention
In order to solve the defects in the prior art, the utility model aims to provide a linear laser adjusting mechanism for non-contact imaging measurement so as to achieve the purpose of adjusting the setting angle and the setting height of linear laser.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: a linear laser adjusting mechanism for non-contact imaging measurement comprises an outer sleeve detachably fixed on a measuring unit, wherein a fixed point and a fixed arc taking the fixed point as a circle center are arranged between the outer sleeve and the measuring unit; the inner sleeve is detachably sleeved with an inner sleeve for fixedly arranging the laser generator through threads, and the inner sleeve is detachably sleeved with a lock nut for propping against the end face of the outer sleeve.
As a limitation of the present utility model: one side of the length direction of the outer sleeve is fixed with the measuring unit through a fixed point, and the other side of the length direction of the outer sleeve is fixed with the measuring unit through a fixed arc.
As a limitation of the present utility model: the outer sleeve is characterized in that mounting plates are fixedly arranged on two sides of the length direction of the outer sleeve, a round hole is formed in one side of the mounting plates, an arc-shaped hole taking the round hole as a circle center is formed in the other side of the mounting plates, external threaded fasteners are detachably arranged in the round hole and the arc-shaped hole, and the outer sleeve is detachably connected with the measuring unit through the round hole and the external threaded fasteners in the arc-shaped hole.
As a limitation of the present utility model: scale marks are arranged on the periphery of the arc-shaped hole.
As a limitation of the present utility model: one end of the inner sleeve outside the outer sleeve is fixedly provided with a screwing part which is convenient for rotating the inner sleeve.
As a limitation of the present utility model: the screwing part is a nut.
As a limitation of the present utility model: the outer sleeve is provided with an inner thread via hole along the radial direction of the outer sleeve, and an outer thread fastener for propping against the inner sleeve is detachably connected in the inner thread via hole.
Due to the adoption of the technical scheme, compared with the prior art, the utility model has the following beneficial effects:
(1) According to the utility model, the outer sleeve is fixed on the measuring unit through the fixed point and the fixed arc, the setting angle of the outer sleeve is adjusted by adjusting the fixed position of the external thread fastener in the fixed arc, and then the setting angle of the laser generator is adjusted, and as the laser generator is a linear laser generator, the setting angle of the laser generator can be adjusted to achieve the effect of adjusting the height of the linear laser, and scales are arranged on the arc-shaped holes, so that different positions corresponding to vehicles of different models can be marked conveniently;
(2) The inner sleeve is detachably arranged in the outer sleeve through threads, the rotation angle of the laser generator can be adjusted by screwing the inner sleeve, so that the effect of adjusting the linear laser emission angle is achieved, meanwhile, the locking nut is arranged on the inner sleeve, after the inner sleeve is screwed to a proper position, the locking nut is screwed to enable the locking nut to abut against the end face of the outer sleeve, the position of the inner sleeve can be effectively fixed, angular deviation of the inner sleeve in the measuring process is avoided, structural stability is improved, and accuracy of a measuring result is improved.
In summary, the utility model can adjust the setting angle of the line laser and the setting height of the line laser, has high structural stability and accurate measurement result, is suitable for fixing all parts needing to adjust the inclination angle and the rotation angle, and is particularly suitable for fixing the line laser head in non-contact imaging measurement.
Drawings
The utility model will be described in more detail below with reference to the accompanying drawings and specific examples.
FIG. 1 is a schematic perspective view of an embodiment of the utility model without a nut;
FIG. 2 is a schematic perspective view of the nut according to the embodiment of the present utility model;
fig. 3 is a schematic diagram of a use structure of the present utility model.
In the figure: the device comprises a 1-outer sleeve, a 2-straight laser head, a 3-mounting plate, a 4-round hole, a 5-arc hole, a 6-bolt, a 7-inner sleeve, an 8-screwing part, a 9-locking nut and a 10-measuring unit.
Detailed Description
Preferred embodiments of the present utility model will be described below with reference to the accompanying drawings. It should be understood that the in-line laser adjustment mechanism for non-contact imaging measurements described herein is a preferred embodiment and is provided only to illustrate and explain the present utility model and is not to be construed as limiting the utility model.
The terms or positional relationships of the "upper", "lower", "left", "right" and the like in the present utility model are based on the positional relationships of the drawings in the present specification, and are merely for convenience of describing the present utility model and simplifying the description, and are not intended to indicate or imply that the apparatus or element must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the protection of the present utility model.
Embodiment in-line laser adjustment mechanism for non-contact imaging measurement
The embodiment is shown in fig. 1 to 3, and is a linear laser adjustment mechanism for non-contact imaging measurement, and the linear laser adjustment mechanism comprises an outer sleeve 1 detachably fixed on a measurement unit 10, and an inner sleeve 7 detachably sleeved with the outer sleeve 1 through threads and used for fixedly arranging a laser generator.
The present embodiment is described taking the structure of the non-contact four-wheel alignment measuring unit 10 as an example, that is, the adjusting mechanism of the present embodiment is provided inside the non-contact four-wheel alignment measuring unit 10, and the adjusting mechanism of the present embodiment is used for adjusting the position and angle of the inline laser head 2 in the non-contact four-wheel alignment measuring unit 10. Of course, the adjusting mechanism in the present embodiment may be applied to fixing any other parts that need to adjust the inclination angle and the rotation angle, besides the linear laser head 2, and the fixing position may be any position that is required according to the actual situation, and is not limited to the measuring unit 10 in the present embodiment.
Specifically, the embodiment includes an outer sleeve 1 detachably fixed inside a measuring unit 10, the main body of the outer sleeve 1 is a cuboid along the length direction of the linear laser head 2, the length direction of the outer sleeve 1 is consistent with the length direction of the linear laser head 2, one side of the length direction of the outer sleeve 1 is fixed with the measuring unit 10 through a fixed point, and the other side is fixed with the measuring unit 10 through a fixed arc. Specifically, mounting plates 3 parallel to the mounting surface are arranged on two sides of the length direction of the outer sleeve 1, a round hole 4 is formed in one mounting plate 3, an arc-shaped hole 5 taking the round hole 4 as a circle center is formed in the other mounting plate 3, two internal threaded holes corresponding to the round hole 4 and the arc-shaped hole 5 are formed in the mounting surface inside the measuring unit 10, bolts 6 are detachably arranged in the two internal threaded holes, namely, bolts 6 are detachably arranged in the round hole 4 and the arc-shaped hole 5, and the outer sleeve 1 can be fixed on the mounting surface through the round hole 4 and the arc-shaped hole 5 after the bolts 6 are screwed. When the height of the laser is required to be adjusted, the bolt 6 in the arc-shaped hole 5 is loosened, the outer sleeve 1 is rotated by taking the round hole 4 as the center of a circle, the arc-shaped hole 5 rotates along with the bolt 6, the bolt 6 relatively slides along the arrangement direction of the arc-shaped hole 5, and after the bolt 6 is adjusted to a proper position, the bolt 6 in the arc-shaped hole 5 is screwed to fix the outer sleeve 1, so that the adjustment of the height of the laser is realized. Furthermore, scale marks can be arranged on the periphery of the arc-shaped hole 5, so that different positions of the bolts 6 corresponding to different types of vehicles can be marked conveniently.
It should be noted that the bolt 6 may be another external threaded fastener, such as a screw. The outer sleeve 1 and the measuring unit 10 may be fixed by other forms of "fixing point+fixing arc", for example, a fixing point and an arc-shaped guide rail are provided on the mounting surface, and a fixing structure adapted to the fixing point and the arc-shaped guide rail is provided on the outer sleeve 1, so long as a fixing point and a fixing arc centered on the fixing point are provided between the outer sleeve 1 and the measuring unit 10 (the fixing point is pointing type fixing, i.e. the fixed object may rotate around the fixing point, the fixing arc refers to arc fixing, i.e. the fixing point of the fixed object may move within the arc range). Meanwhile, the fixed point and the fixed arc can be arranged on the same side of the length direction of the outer sleeve 1.
The inner sleeve 7 for fixing the laser generator is detachably sleeved in the outer sleeve 1 through threads, namely, an inner thread through hole is formed in the length direction of the outer sleeve 1, an outer thread matched with the inner thread through hole is arranged on the outer wall of the inner sleeve 7, the laser generator (namely, a linear laser head 2) is sleeved in the inner sleeve 7 in an interference fit manner, laser of the linear laser head 2 is emitted from one side of the inner sleeve 7 outside the measuring unit 10, and one end of the inner sleeve 7 inside the measuring unit 10 extends outside the outer sleeve 1. When the rotation angle of the laser is required to be adjusted to enable the laser to be horizontally emitted, the inner sleeve 7 is rotated to extend to one end outside the outer sleeve 1, and the adjusting effect can be achieved. In order to facilitate screwing of the inner sleeve 7, a screwing part 8 for facilitating rotating of the inner sleeve 7 is fixedly arranged at one end of the inner sleeve 7 outside the outer sleeve 1, and the screwing part 8 in the embodiment is a nut fixedly arranged at the end of the inner sleeve 7, however, the screwing part 8 can be other structures for facilitating rotating of the inner sleeve 7, such as a handle, etc. In order to fix the position of the inner sleeve 7, a locking nut 9 for abutting against the end face of the outer sleeve 1 is detachably sleeved on the inner sleeve 7, and the inner diameter of the locking nut 9 is matched with the outer diameter of the inner sleeve 7. In order to further fix the position of the inner sleeve 7, thereby further preventing the inner sleeve 7 from shifting and improving the measurement accuracy, the side wall of the outer sleeve 1 is provided with an internal thread via hole along the radial direction (i.e. perpendicular to the length direction), a bolt 6 for abutting against the inner sleeve 7 is detachably connected in the internal thread via hole (the internal thread via hole is blocked by the bolt 6 arranged on the internal thread via hole in the figure), and the bolt 6 can be replaced by other external thread fasteners such as a screw rod and the like.
As shown in fig. 3, which is an installation schematic diagram of the adjusting mechanism, a plurality of line lasers are arranged inside the measuring unit 10 through the adjusting mechanism, when the height of the line lasers needs to be adjusted, the bolts 6 in the arc holes 5 are loosened, the outer sleeve 1 is rotated by taking the round holes 4 as circle centers, at this time, the setting inclination angle of the line laser head 2 is changed, the emitting height of the line lasers is also changed, and after the line lasers are adjusted to proper positions, the bolts 6 in the arc holes 5 are screwed to fix the outer sleeve 1. When the angle of the laser is required to be adjusted to be horizontal, the lock nut 9 and the bolt 6 on the outer sleeve 1 are unscrewed, the inner sleeve 7 is screwed through the screwing part 8 to enable the laser to be horizontal, and after the laser is adjusted to be horizontal, the lock nut 9 and the bolt 6 on the outer sleeve 1 are screwed. When the linear laser head 2 needs to be replaced, the linear laser head 2 can be replaced by completely unscrewing the inner sleeve 7, and the operation is simple.
Claims (7)
1. A straight line laser guiding mechanism for non-contact imaging measurement, its characterized in that:
the device comprises an outer sleeve which is detachably fixed on a measuring unit, wherein a fixed point and a fixed arc taking the fixed point as a circle center are arranged between the outer sleeve and the measuring unit;
the inner sleeve is detachably sleeved with an inner sleeve for fixedly arranging the laser generator through threads, and the inner sleeve is detachably sleeved with a lock nut for propping against the end face of the outer sleeve.
2. The in-line laser adjustment mechanism for non-contact imaging measurements of claim 1, wherein: one side of the length direction of the outer sleeve is fixed with the measuring unit through a fixed point, and the other side of the length direction of the outer sleeve is fixed with the measuring unit through a fixed arc.
3. The in-line laser adjustment mechanism for non-contact imaging measurements of claim 2, wherein: the outer sleeve is characterized in that mounting plates are fixedly arranged on two sides of the length direction of the outer sleeve, a round hole is formed in one side of the mounting plates, an arc-shaped hole taking the round hole as a circle center is formed in the other side of the mounting plates, external threaded fasteners are detachably arranged in the round hole and the arc-shaped hole, and the outer sleeve is detachably connected with the measuring unit through the round hole and the external threaded fasteners in the arc-shaped hole.
4. The in-line laser adjustment mechanism for non-contact imaging measurements of claim 3, wherein: scale marks are arranged on the periphery of the arc-shaped hole.
5. The in-line laser adjustment mechanism for non-contact imaging measurement according to any one of claims 1 to 4, wherein: one end of the inner sleeve outside the outer sleeve is fixedly provided with a screwing part which is convenient for rotating the inner sleeve.
6. The in-line laser adjustment mechanism for non-contact imaging measurements of claim 5, wherein: the screwing part is a nut.
7. The in-line laser adjustment mechanism for non-contact imaging measurements of claim 6, wherein: the outer sleeve is provided with an inner thread via hole along the radial direction of the outer sleeve, and an outer thread fastener for propping against the inner sleeve is detachably connected in the inner thread via hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320965155.3U CN219954879U (en) | 2023-04-26 | 2023-04-26 | Linear laser adjusting mechanism for non-contact imaging measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320965155.3U CN219954879U (en) | 2023-04-26 | 2023-04-26 | Linear laser adjusting mechanism for non-contact imaging measurement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219954879U true CN219954879U (en) | 2023-11-03 |
Family
ID=88545093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320965155.3U Active CN219954879U (en) | 2023-04-26 | 2023-04-26 | Linear laser adjusting mechanism for non-contact imaging measurement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219954879U (en) |
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2023
- 2023-04-26 CN CN202320965155.3U patent/CN219954879U/en active Active
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