CN220669337U - Light source support on machine vision for teaching - Google Patents
Light source support on machine vision for teaching Download PDFInfo
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- CN220669337U CN220669337U CN202321397802.1U CN202321397802U CN220669337U CN 220669337 U CN220669337 U CN 220669337U CN 202321397802 U CN202321397802 U CN 202321397802U CN 220669337 U CN220669337 U CN 220669337U
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- light source
- screw rod
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- machine vision
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- 238000009434 installation Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000003384 imaging method Methods 0.000 description 4
- 238000005498 polishing Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The utility model provides a light source support on machine vision for teaching, includes braced frame, support piece, screw rod and slider, and the quantity of support piece and slider is two respectively; the screw rod rotates and connects braced frame, and slider sliding connection braced frame, the slip direction of slider is the same with the axis direction of screw rod, and the screw rod includes first screw thread section and second screw thread section, and two sliders threaded connection first screw thread section and second screw thread section respectively, and the opposite direction of screwing of first screw thread section and second screw thread section is two sliders are connected respectively to two support piece, drives two support piece and moves in opposite directions or mutually apart when the screw rod rotates, is equipped with the support step that is the L shape on the support piece. According to the utility model, the distance between the two support rods can be adjusted by rotating the screw, so that the symmetrical centering placement of the position of the light source clamped by the support rods is realized, the stability and uniformity of the lighting effect are ensured, each support rod does not need to be independently adjusted, the efficiency is high, the support piece is not required to be held by hands, and the installation is convenient, and the light source support belongs to the technical field of light source supports.
Description
Technical Field
The utility model relates to the technical field of light source brackets, in particular to a light source bracket on machine vision for teaching.
Background
When the machine vision system detects the surface characteristics of the workpiece, various upper light sources (such as an annular light source, a dome light source, a coaxial light source, a bar light source and the like) are often required to be used for polishing to form an imaging effect which is most beneficial to image processing, and an upper light source bracket with two supporting rods is often required for supporting, fixing and adjusting the upper light source. Conventional machine vision light source holders typically employ a means for adjusting and tightening the positions of two support bars, respectively, by turning screws, the adjustment of each support bar being independently accomplished. An industrial camera support frame for machine vision system testing as disclosed in chinese patent application publication No. CN108758205a, which independently adjusts two light source clamps by means of two fastening screws. When detecting a workpiece, stable and efficient illumination is very important for a machine vision detection system, and in some precision detection applications, the uniformity requirement of a vision imaging system on illumination of a light source is very strict, so that symmetrical centering of the position of the light source is often required to be realized. The traditional upper light source support is characterized in that the two support rods are independently adjusted, so that the severe uniform imaging requirement is met, and the adjustment difficulty is high and the adjustment efficiency is low when the light source is installed.
Disclosure of Invention
Aiming at the technical problems existing in the prior art, the utility model aims at: the teaching machine vision light source support capable of realizing rapid symmetrical centering light source installation is provided.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a light source support on machine vision for teaching, includes braced frame, support piece, screw rod and slider, and the quantity of support piece and slider is two respectively; the screw rod rotates and connects braced frame, and slider sliding connection braced frame, the slip direction of slider is the same with the axis direction of screw rod, and the screw rod includes first screw thread section and second screw thread section, and two sliders threaded connection first screw thread section and second screw thread section respectively, and the opposite direction of screwing of first screw thread section and second screw thread section is two sliders are connected respectively to two support piece, drives two support piece and moves in opposite directions or mutually apart when the screw rod rotates, is equipped with the support step that is the L shape on the support piece.
After adopting this kind of structure, through rotating the screw rod, the distance between two bracing pieces of adjustable to realize the symmetry of bracing piece centre gripping light source position and place in the middle, guarantee the stability homogeneity of polishing effect, need not to adjust every bracing piece alone, efficient, and need not the hand and hold support piece, simple to operate.
Preferably, the screw rod is horizontally arranged and penetrates through the supporting frame, and the two ends of the screw rod are respectively connected with the first knob.
Preferably, the supporting frame is cuboid in shape, first bearings are arranged at two ends and the middle of the supporting frame, and the screw is rotationally connected with the supporting frame through the first bearings.
Preferably, the device further comprises a cross rod, and one end of the cross rod is fixedly connected with the supporting frame.
Preferably, the side wall of the supporting step is provided with a strip-shaped mounting groove.
Preferably, the support member is connected with the sliding block through a rotating assembly, the rotating assembly comprises a worm and a worm wheel, the worm and the worm wheel are respectively connected with the sliding block in a rotating mode, the worm wheel is meshed with the worm, and the worm wheel is fixedly connected with the support member.
Preferably, the support frame is rotatably connected with a rotating rod, the axis of the rotating rod is parallel to the axis of the screw rod, the screw rod is a hollow worm, and the worm is sleeved on the outer side of the rotating rod and is connected with the rotating rod through a guide flat key.
As one preferable, the rotating assembly further comprises a connecting rod, one end of the connecting rod is fixedly connected with the supporting piece, the worm wheel is fixedly sleeved on the outer side of the connecting rod, and the connecting rod rotates to be connected with the sliding block.
Preferably, the rotary rod passes through the supporting frame, and the two ends of the rotary rod are respectively connected with the second knob.
Preferably, the first knob and the second knob each comprise an attachment portion and a handle portion, the attachment portions are cylindrical, the attachment portions are fixedly sleeved at two ends of the screw and the rotating rod respectively, the handle portions are fixedly connected to one end surface of the attachment portions, two sides of the handle portions are concave circular arcs, and accordingly the handle portions are of a strip-shaped structure with two wide ends and a narrow middle.
In general, the utility model has the following advantages: the symmetrical centering adjustment of the light source position can be realized through the first knob, the two supporting pieces can synchronously rotate for 360 degrees through the second knob, the rapid symmetrical adjustment of the polishing angle can be realized, the light source installation and adjustment efficiency is high, and the light source adjustment efficiency and the imaging uniformity are improved; the left end and the right end of the supporting frame are provided with knobs, and the use is convenient.
Drawings
Fig. 1 is a perspective view of a machine vision light source support for teaching.
Fig. 2 is a side view of a machine vision light source holder for teaching.
Fig. 3 is A-A face view of fig. 2.
Fig. 4 is a block diagram of the connection of the support and the swivel assembly.
Fig. 5 is a block diagram of the connection of the slider, worm and worm wheel.
Fig. 6 is a view showing a state of use of the machine vision light source support for teaching in the case of using the machine vision light source support for a ring light source.
Fig. 7 is a view showing a state of use of the machine vision light source support for teaching in a bar-shaped light source.
1 is a supporting frame, 2 is a first knob, 3 is a second knob, 4 is a supporting piece, 5 is a first bearing, 6 is a screw, 7 is a sliding block, 8 is a rotating rod, 9 is a second bearing, 10 is a cross rod, 11 is a connecting rod, 12 is a worm, 13 is a worm wheel, 14 is a circular light source, and 15 is a strip light source.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description.
Example 1
As shown in fig. 1-3, a light source bracket for teaching machine vision comprises a supporting frame, supporting pieces, a screw and sliding blocks, wherein the number of the supporting pieces and the number of the sliding blocks are two respectively; the screw rod rotates and connects braced frame, and slider sliding connection braced frame, the slip direction of slider is the same with the axis direction of screw rod, and the screw rod includes first screw thread section and second screw thread section, and two sliders threaded connection first screw thread section and second screw thread section respectively, and the opposite direction of screwing of first screw thread section and second screw thread section is two sliders are connected respectively to two support piece, drives two support piece and moves in opposite directions or mutually apart when the screw rod rotates, is equipped with the support step that is the L shape on the support piece.
The support steps are used for supporting the light source, and when the annular light source, the dome light source and other light sources are installed, the two L-shaped support steps are opposite to each other, so that the light source can be stably supported.
The device can be installed on the base through the upright post for independent use, and also can be installed on a bracket of a machine vision system. As shown in fig. 6, when two supports are required to clamp the fixed light source together, such as an annular light source and a dome light source, the light source can be placed in the middle; as shown in fig. 7, when a single support member such as a strip light source is used to support a fixed small light source, symmetrical adjustment of the light source position can be achieved, and installation and adjustment are convenient.
The screw rod is arranged horizontally and penetrates through the supporting frame, and the two ends of the screw rod are respectively connected with a first knob.
The appearance of braced frame is cuboid form, braced frame's both ends and middle part all are equipped with first bearing, and the screw rod passes through first bearing rotation connection braced frame.
Still include the horizontal pole, the one end fixed connection braced frame of horizontal pole. The device can be installed on the base with the upright post through the transverse rod, and the upright post can be provided with an installation hole for installing the transverse rod.
The side wall of the supporting step is provided with a strip-shaped mounting groove. The mounting groove can be used for clamping the strip-shaped light source.
As shown in fig. 4 to 5, the supporting member is connected with the sliding block through the rotating assembly, the rotating assembly comprises a worm and a worm wheel, the worm and the worm wheel are respectively and rotatably connected with the sliding block, the worm wheel is meshed with the worm, and the worm wheel is fixedly connected with the supporting member. The inside of slider is equipped with the cavity, and worm wheel all are located the cavity. The coupling design of worm wheel and worm has realized automatic fastening after the bracing piece is adjusted, makes the light source adjust more firm.
The support frame is connected with a rotating rod in a rotating way, the axis of the rotating rod is parallel to the axis of the screw rod, the screw rod is a hollow screw rod, and the screw rod is sleeved on the outer side of the rotating rod and is connected with the rotating rod through a guide flat key. The worm is opened there is the shaft hole, and the inner wall in shaft hole is equipped with two symmetrical keyway, and the keyway extends to the other end from the one end in shaft hole, and the outside of rotary rod is equipped with the flat key of bar, and flat key and keyway assorted can slide relatively between the two, and the worm can slide along the rotary rod thereupon when the slider slides.
When the angle needs to be adjusted, the rotating rod is rotated, and the rotating rod drives the supporting piece to rotate through the worm and the worm wheel. The directions of rotation of the worms of the two rotating assemblies are opposite, and the rotating rods can drive the two rotating assemblies to synchronously adjust, so that symmetrical adjustment of the polishing angle is realized.
The two ends and the middle part of the supporting frame are respectively provided with a second bearing, and the rotating rod is rotationally connected with the supporting frame through the second bearings. The screw rod and the rotary rod are connected with the supporting frame through bearings, so that friction force can be reduced, and operation is more stable.
The rotating assembly further comprises a connecting rod, one end of the connecting rod is fixedly connected with the supporting piece, the worm wheel is fixedly sleeved on the outer side of the connecting rod, and the connecting rod rotates to be connected with the sliding block.
The rotary rod passes the braced frame, and the both ends of rotary rod are connected with the second knob respectively.
The first knob and the second knob all include the dress portion and handle portion, and the dress portion is cylindricly, and the dress portion is fixed cover in the both ends of screw rod and rotary rod respectively, and handle portion fixed connection is in the one end surface of dress portion, and the both sides of handle portion all are concave circular arc to the handle portion is the narrow strip structure in middle of two widths.
The above examples are preferred embodiments of the present utility model, but the embodiments of the present utility model are not limited to the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principle of the present utility model should be made in the equivalent manner, and the embodiments are included in the protection scope of the present utility model.
Claims (10)
1. The utility model provides a light source support on machine vision for teaching which characterized in that: the device comprises a supporting frame, supporting pieces, a screw and sliding blocks, wherein the number of the supporting pieces and the number of the sliding blocks are two respectively;
the screw rod rotates and connects braced frame, and slider sliding connection braced frame, the slip direction of slider is the same with the axis direction of screw rod, and the screw rod includes first screw thread section and second screw thread section, and two sliders threaded connection first screw thread section and second screw thread section respectively, and the opposite direction of screwing of first screw thread section and second screw thread section is two sliders are connected respectively to two support piece, drives two support piece and moves in opposite directions or mutually apart when the screw rod rotates, is equipped with the support step that is the L shape on the support piece.
2. A machine vision light source holder for teaching according to claim 1 and characterized in that: the screw rod is arranged horizontally and penetrates through the supporting frame, and the two ends of the screw rod are respectively connected with a first knob.
3. A machine vision light source holder for teaching according to claim 1 and characterized in that: the appearance of braced frame is cuboid form, braced frame's both ends and middle part all are equipped with first bearing, and the screw rod passes through first bearing rotation connection braced frame.
4. A machine vision light source holder for teaching according to claim 1 and characterized in that: still include the horizontal pole, the one end fixed connection braced frame of horizontal pole.
5. A machine vision light source holder for teaching according to claim 1 and characterized in that: the side wall of the supporting step is provided with a strip-shaped mounting groove.
6. A machine vision light source holder for teaching according to claim 2 and characterized in that: the support piece is connected with the sliding block through the rotating assembly, the rotating assembly comprises a worm and a worm wheel, the worm and the worm wheel are respectively connected with the sliding block in a rotating mode, the worm wheel is meshed with the worm, and the worm wheel is fixedly connected with the support piece.
7. A machine vision light source holder for teaching according to claim 6 and characterized in that: the support frame is connected with a rotating rod in a rotating way, the axis of the rotating rod is parallel to the axis of the screw rod, the screw rod is a hollow screw rod, and the screw rod is sleeved on the outer side of the rotating rod and is connected with the rotating rod through a guide flat key.
8. A machine vision light source holder for teaching according to claim 6 and characterized in that: the rotating assembly further comprises a connecting rod, one end of the connecting rod is fixedly connected with the supporting piece, the worm wheel is fixedly sleeved on the outer side of the connecting rod, and the connecting rod rotates to be connected with the sliding block.
9. A machine vision light source holder for teaching according to claim 7 and characterized in that: the rotary rod passes the braced frame, and the both ends of rotary rod are connected with the second knob respectively.
10. A machine vision light source holder for teaching according to claim 9 and characterized in that: the first knob and the second knob all include the dress portion and handle portion, and the dress portion is cylindricly, and the dress portion is fixed cover in the both ends of screw rod and rotary rod respectively, and handle portion fixed connection is in the one end surface of dress portion, and the both sides of handle portion all are concave circular arc to the handle portion is the narrow strip structure in middle of two widths.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321397802.1U CN220669337U (en) | 2023-06-02 | 2023-06-02 | Light source support on machine vision for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321397802.1U CN220669337U (en) | 2023-06-02 | 2023-06-02 | Light source support on machine vision for teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220669337U true CN220669337U (en) | 2024-03-26 |
Family
ID=90331694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321397802.1U Active CN220669337U (en) | 2023-06-02 | 2023-06-02 | Light source support on machine vision for teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220669337U (en) |
-
2023
- 2023-06-02 CN CN202321397802.1U patent/CN220669337U/en active Active
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