CN204439019U - The coaxial surface light source of measuring instrument - Google Patents
The coaxial surface light source of measuring instrument Download PDFInfo
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- CN204439019U CN204439019U CN201520108423.5U CN201520108423U CN204439019U CN 204439019 U CN204439019 U CN 204439019U CN 201520108423 U CN201520108423 U CN 201520108423U CN 204439019 U CN204439019 U CN 204439019U
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- tabula rasa
- resistance
- light source
- camera lens
- resistance tabula
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Abstract
The utility model discloses a kind of coaxial surface light source of measuring instrument, it includes the main body of installing light source and camera lens, camera lens and light source, this main body comprises reflector, resistance light part, sidewall and camera lens installation portion, this saturating reflector is oblique to be installed in main body, it has reflective surface and transparent surface, this reflective surface and sidewall form the first chamber, this resistance light part comprises the first resistance tabula rasa and the second resistance tabula rasa, this first resistance tabula rasa and the second resistance tabula rasa are angle shape, first resistance tabula rasa and second hinders tabula rasa and transparent surface forms the second chamber, this camera lens installation position is above the second chamber, this camera lens is installed on above-mentioned camera lens installation portion, this light source is installed in above-mentioned first chamber sidewall, and toward the reflective surface of saturating reflector.By this, by arranging resistance light part in the transparent surface homonymy of saturating reflector, make the light through saturating reflector be hindered light part and reflex to other local or absorption, thus, avoid light to have influence on the normal work of camera lens, improve the measuring accuracy of measuring instrument.
Description
Technical field
The utility model relates to surveying instrument art, refers in particular to a kind of coaxial surface light source of measuring instrument.
Background technology
Image measurer has another name called accurate image-type surveying instrument, which overcomes the deficiency of conventional projector, be integrate light, mechanical, electrical, the novel high-precision of computer image technology, high-tech surveying instrument.The imaging of high magnification optical amplifier is carried out by optical microscope measuring targets, after the object image after amplification is sent into computing machine by CCD camera system, the profile of various complex part and the microcosmic detection of surface configuration size, angle and position, particularly precision parts and quality control can be detected efficiently.Traditional measurement instrument all has camera lens, light source and saturating reflector, and source emissioning light line reflexes on worktable through saturating reflector, and because saturating reflector has light transmission, the light that light source sends easily interferes with camera lens through saturating reflector, affects the normal work of camera lens.Therefore, tackle existing measuring instrument and improve, to solve the problem, improve measuring accuracy.
Utility model content
In view of this, the utility model is for the disappearance of prior art existence, and its fundamental purpose is to provide a kind of coaxial surface light source of measuring instrument, by arranging resistance light part in measuring instrument, prevent the light interference camera lens through saturating reflector, camera lens is normally worked, improves the measuring accuracy of measuring instrument.
For achieving the above object, the utility model adopts following technical scheme:
A kind of coaxial surface light source of measuring instrument, include main body, camera lens and light source that light source and camera lens are installed, this main body comprises reflector, resistance light part, sidewall and camera lens installation portion, this saturating reflector is oblique to be installed in main body, it has reflective surface and transparent surface, this reflective surface and sidewall form the first chamber, this resistance light part comprises the first resistance tabula rasa and the second resistance tabula rasa, this first resistance tabula rasa and the second resistance tabula rasa are angle shape, first resistance tabula rasa and second hinders tabula rasa and transparent surface forms the second chamber, and this camera lens installation position is above the second chamber; This camera lens is installed on above-mentioned camera lens installation portion; This light source is installed in above-mentioned first chamber sidewall, and toward the reflective surface of saturating reflector.
As a kind of preferred version: described first resistance tabula rasa and the second resistance tabula rasa toward each other face are respectively equipped with a plurality of sawtooth.
As a kind of preferred version: described first resistance tabula rasa and the second resistance tabula rasa toward each other face are pasted with light absorbent respectively.
As a kind of preferred version: between described first resistance tabula rasa and the second resistance tabula rasa, angle is toward light source.
As a kind of preferred version: described light source is in the middle part of saturating reflector.
As a kind of preferred version: described first resistance tabula rasa is positioned at above the second resistance tabula rasa, this first resistance tabula rasa is connected with the second resistance tabula rasa rear end.
The utility model compared with prior art has obvious advantage and beneficial effect, specifically, as shown from the above technical solution, by arranging the resistance light part that has the first resistance tabula rasa and the second resistance tabula rasa in the transparent surface homonymy of saturating reflector, the light making light source pass reflector is reflexed to other local or absorption by the first resistance tabula rasa and the second resistance tabula rasa, thus, avoid the light through saturating reflector to have influence on the normal work of camera lens, improve the measuring accuracy of measuring instrument.
For more clearly setting forth architectural feature of the present utility model and effect, be described in detail below in conjunction with accompanying drawing and specific embodiment.
Accompanying drawing explanation
Fig. 1 is the perspective view of the utility model;
Fig. 2 is another view stereo structural representation of the utility model;
Fig. 3 be the utility model resistance light part on sawtooth sectional structure schematic diagram is set;
The utility model resistance light part attaches light absorbent sectional structure schematic diagram to Fig. 4.
accompanying drawing identifier declaration:
10, main body 11, thoroughly reflector
111, reflective surface 112, transparent surface
12, hinder light part 121, first and hinder tabula rasa
122, the second resistance tabula rasa 123, sawtooth
124, light absorbent 13, sidewall
14, camera lens installation portion 15, first chamber
16, the second chamber 20, camera lens
30, light source.
Embodiment
As shown in Figures 1 to 4, a kind of coaxial surface light source of measuring instrument, includes main body 10, camera lens 20 and the light source 30 of installing light source and camera lens to the utility model, wherein:
This main body 10 comprises reflector 11, resistance light part 12, sidewall 13 and camera lens installation portion 14, this saturating reflector 11 is oblique to be installed in main body 10, it has reflective surface 111 and transparent surface 112, this reflective surface 111 forms the first chamber 15 with sidewall 13, this resistance light part 12 comprises the first resistance tabula rasa 121 and the second resistance tabula rasa 122 of the distribution in angle shape, this the first resistance tabula rasa 121 is positioned at above the second resistance tabula rasa 122, first resistance tabula rasa 121 is connected with the second resistance tabula rasa 122 rear end, first resistance tabula rasa 121 and second hinders tabula rasa 122 and transparent surface 112 forms the second chamber 16, first resistance tabula rasa 121 is toward transparent surface 112, and be respectively equipped with a plurality of sawtooth 123 or be pasted with light absorbent 124 respectively on the first resistance tabula rasa 121 and the second resistance tabula rasa 122 toward each other face, this camera lens installation portion 14 is positioned at above the second chamber 16.
This camera lens 20 is installed on above-mentioned camera lens installation portion 14.
This light source 30 is installed on above-mentioned first chamber 15 sidewall, and in the middle part of the reflective surface 111 of saturating reflector 11, the angle of above-mentioned resistance light part 12 is toward this light source 30.
Principle of work of the present utility model is as follows: light source 30 emission of light through saturating reflector 11 vertical reflection on worktable, and be irradiated to after on the sawtooth 123 of the first resistance tabula rasa 121 and the second resistance tabula rasa 122 or light absorbent 124 through the light of saturating reflector 11, be reflected to other place or absorbed, thus avoid directive camera lens 20, prevent camera lens 20 to be interfered.
Design focal point of the present utility model is, by arranging the resistance light part that has the first resistance tabula rasa and the second resistance tabula rasa in the transparent surface homonymy of saturating reflector, the light making light source pass reflector is reflexed to other local or absorption by the first resistance tabula rasa and the second resistance tabula rasa, thus, avoid the light through saturating reflector to have influence on the normal work of camera lens, improve the measuring accuracy of measuring instrument.
The above, it is only preferred embodiment of the present utility model, not technical scope of the present utility model is imposed any restrictions, therefore every according to technical spirit of the present utility model to any trickle amendment made for any of the above embodiments, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (6)
1. the coaxial surface light source of a measuring instrument, it is characterized in that: include main body, camera lens and light source that light source and camera lens are installed, this main body comprises reflector, resistance light part, sidewall and camera lens installation portion, this saturating reflector is oblique to be installed in main body, it has reflective surface and transparent surface, this reflective surface and sidewall form the first chamber, this resistance light part comprises the first resistance tabula rasa and the second resistance tabula rasa, this first resistance tabula rasa and the second resistance tabula rasa are angle shape, first resistance tabula rasa and second hinders tabula rasa and transparent surface forms the second chamber, and this camera lens installation position is above the second chamber; This camera lens is installed on above-mentioned camera lens installation portion; This light source is installed in above-mentioned first chamber sidewall, and toward the reflective surface of saturating reflector.
2. the coaxial surface light source of measuring instrument according to claim 1, is characterized in that: described first resistance tabula rasa and the second resistance tabula rasa toward each other face are respectively equipped with a plurality of sawtooth.
3. the coaxial surface light source of measuring instrument according to claim 1, is characterized in that: described first resistance tabula rasa and the second resistance tabula rasa toward each other face are pasted with light absorbent respectively.
4. the coaxial surface light source of measuring instrument according to claim 1, is characterized in that: between described first resistance tabula rasa and the second resistance tabula rasa, angle is toward light source.
5. the coaxial surface light source of measuring instrument according to claim 1, is characterized in that: described light source is in the middle part of saturating reflector.
6. the coaxial surface light source of measuring instrument according to claim 1, is characterized in that: described first resistance tabula rasa is positioned at above the second resistance tabula rasa, and this first resistance tabula rasa and the second resistance tabula rasa rear end are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520108423.5U CN204439019U (en) | 2015-02-15 | 2015-02-15 | The coaxial surface light source of measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520108423.5U CN204439019U (en) | 2015-02-15 | 2015-02-15 | The coaxial surface light source of measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204439019U true CN204439019U (en) | 2015-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520108423.5U Active CN204439019U (en) | 2015-02-15 | 2015-02-15 | The coaxial surface light source of measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204439019U (en) |
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2015
- 2015-02-15 CN CN201520108423.5U patent/CN204439019U/en active Active
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| GR01 | Patent grant |