CN210488219U

CN210488219U - Prism debugging device

Info

Publication number: CN210488219U
Application number: CN201921623192.6U
Authority: CN
Inventors: 王挺; 江琪
Original assignee: Zhejiang Crystal Optech Co Ltd
Current assignee: Zhejiang Crystal Optech Co Ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-05-08
Anticipated expiration: 2029-09-27

Abstract

The utility model provides a prism debugging device relates to projection ray apparatus debugging technical field, the utility model provides a prism debugging device, include: a position adjustment assembly and a calibration assembly; the position adjusting assembly is used for clamping the prism and adjusting the position of the prism; the light rays emitted by the calibration assembly are processed by the prism and then return to the calibration assembly; the calibration assembly is used to monitor the prism processed image. The utility model provides a prism debugging device has alleviated the technical problem that the prism can't be adjusted in the production of projection light machine, can real-time supervision and adjust the position of prism.

Description

Prism debugging device

Technical Field

The utility model belongs to the technical field of projection ray apparatus debugging technique and specifically relates to a prism debugging device is related to.

Background

In the digital light processing projection light machine, the light path is turned by the prism, so that the assembly precision of the prism is extremely high. Even if a defective product is found in the production of the projection optical machine, whether the prism assembly is qualified or not cannot be judged, so that certain difficulty is caused for the repair of the defective product. When the prism is assembled, the accuracy of the assembling position of the prism cannot be judged and the assembling position of the prism cannot be adjusted by seriously depending on the processing precision of the prism and the positioning precision of the bearing surface, so that the defective rate of the projection optical machine is further increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prism debugging device to alleviate the technical problem of the unable adjustment of prism in the production of projection ray apparatus.

In a first aspect, the utility model provides a prism debugging device, include: a position adjustment assembly and a calibration assembly; the position adjusting assembly is used for clamping the prism and moving the position of the prism; the prism is located in the light path of the projection optical machine, light rays emitted by the calibration assembly are processed by the prism and return to the calibration assembly, and the calibration assembly is used for monitoring images processed by the prism.

With reference to the first aspect, the present invention provides a first possible implementation manner of the first aspect, wherein the projection optical machine is provided with a light opening, and the light opening is covered with a plane glass; the calibration component comprises a collimator, a light inlet of the collimator is opposite to the light outlet direction of the prism, and the optical axis of the collimator is perpendicular to the plane glass.

In combination with the first aspect, the present invention provides a second possible implementation manner of the first aspect, wherein the prism debugging apparatus further includes a display module, the display module is connected to the calibration module, and the display module is configured to collect and display the image.

With reference to the first aspect, the present disclosure provides a third possible implementation manner of the first aspect, wherein the position adjustment assembly includes a first translation device; the clamping device is used for clamping the prism; the fixed end of the first translation device is connected to the rack, and the movable end of the first translation device is used for connecting the prism; the first translation device is used for moving the prism along an X axis.

With reference to the third possible implementation manner of the first aspect, the present invention provides a fourth possible implementation manner of the first aspect, wherein the position adjustment assembly further includes a second translation device; the fixed end of the second translation device is connected with the rack, and the movable end of the second translation device is connected with the fixed end of the first translation device; the second translation device is used for enabling the prism to move along a Y axis, and the Y axis is perpendicular to the X axis.

With reference to the fourth possible implementation manner of the first aspect, the present invention provides a fifth possible implementation manner of the first aspect, wherein the position adjustment assembly further includes a third translation device; the fixed end of the third translation device is connected with the rack, and the movable end of the third translation device is connected with the fixed end of the second translation device; the third translation device is used for enabling the prism to move along the Z axis, and the X axis, the Y axis and the Z axis are perpendicular to each other.

With reference to the fifth possible implementation manner of the first aspect, the present invention provides a sixth possible implementation manner of the first aspect, wherein the position adjusting assembly comprises a first rotating device, the first rotating device is connected with the first translating device, and the first rotating device is used for rotating the prism around the X-axis; and/or the position adjusting assembly comprises a second rotating device which is connected with the second translating device and is used for rotating the prism around the Y axis; and/or the position adjusting assembly comprises a third rotating device, the third rotating device is connected with the third translating device, and the third rotating device is used for rotating the prism around the Z axis.

In combination with the first aspect, the present invention provides a seventh possible implementation manner of the first aspect, wherein the prism tuning apparatus further includes a light pipe adjusting assembly, the light pipe adjusting assembly is connected to the calibration assembly, and the light pipe adjusting assembly is configured to adjust a pitch angle of the calibration assembly.

With reference to the seventh possible implementation manner of the first aspect, the present invention provides an eighth possible implementation manner of the first aspect, wherein the light pipe adjusting assembly includes a fourth translating device, a fixed end of the fourth translating device is connected to the frame, a movable end of the fourth translating device is connected to the calibrating assembly, and the fourth translating device is used to move the calibrating assembly along the X-axis.

In combination with the eighth possible implementation manner of the first aspect, the present invention provides a ninth possible implementation manner of the first aspect, wherein the light pipe adjusting assembly further includes a fifth translating device, a fixed end of the fifth translating device is connected to the frame, a movable end of the fifth translating device is connected to a fixed end of the fourth translating device, and the fifth translating device is configured to move the calibrating assembly along the Y axis.

The embodiment of the utility model provides a following beneficial effect has been brought: adopt position control subassembly centre gripping prism to adjust the position of prism, the prism is arranged in the light path of projection ray apparatus, the light that the calibration subassembly sent is handled through the prism and is returned the calibration subassembly, the image after the calibration subassembly monitoring prism is handled, through the emergent light of calibration subassembly detection prism, the image after the projection ray apparatus is through the prism refraction can be monitored in real time, the assembly position through position control subassembly adjustment prism, thereby ensure that the prism position is accurate in the projection ray apparatus.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention or the related art, the drawings required to be used in the description of the embodiments or the related art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of a prism debugging device provided in an embodiment of the present invention;

fig. 2 is a cross-sectional view of the prism debugging device provided by the embodiment of the present invention.

Icon: 1' -a prism; 2' -a projection light machine; 21' -plane glass; 100-a position adjustment assembly; 110-a clamping device; 120-a first translation device; 130-a second translation device; 140-a third translation device; 200-a calibration assembly; 300-a display component; 400-a rack; 410-a bottom plate; 420-optical machine fixing frame; 430-side stand; 440-light pipe mount; 500-a light pipe adjustment assembly; 510-a fourth translation device; 520-fifth translation means.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The term "physical quantity" in the formula, unless otherwise noted, is understood to mean a basic quantity of a basic unit of international system of units, or a derived quantity derived from a basic quantity by a mathematical operation such as multiplication, division, differentiation, or integration.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

As shown in fig. 1 and fig. 2, an embodiment of the present invention provides a prism debugging device, including: a position adjustment assembly 100 and a calibration assembly 200; the position adjusting assembly 100 is used for clamping the prism 1 'and moving the position of the prism 1'; the prism 1 'is located in the light path of the projector 2', the light emitted by the calibration assembly 200 is processed by the prism 1 'and returns to the calibration assembly 200, and the calibration assembly 200 is used for monitoring the image processed by the prism 1'.

Specifically, the light emitted from the calibration assembly 200 is reflected by the prism 1 'and then returns to the calibration assembly 200, and the calibration assembly 200 receives the light and detects an image, thereby facilitating adjustment of the position of the prism 1'. When the projection light machine 2 'works, the projection image of the projection light machine 2' is turned into the calibration assembly 200 through the prism 1 ', and whether the assembling position of the prism 1' is accurate or not can be judged by observing whether the image in the eyepiece of the calibration assembly 200 is clear or whether the light in the calibration assembly 200 is inclined. That is, when the image in the eyepiece of the calibration assembly 200 is clear or the light in the calibration assembly 200 is not deflected, it can be determined that the prism 1 ' is at the preset assembly position, and thus the assembly position of the prism 1 ' can be ensured to be accurate, and the position of the prism 1 ' can be monitored and adjusted in real time. When the image quality in the eyepiece of the calibration assembly 200 reaches the standard, the position of the prism 1 ' is judged to be correct, and the prism 1 ' and the shell of the projection optical machine 2 ' are glued and fixed under the condition.

In the embodiment of the present invention, the projection light machine 2 'is provided with a light-transmitting opening, and the light-transmitting opening is covered with a plane glass 21'; the calibration assembly 200 comprises a collimator, the light inlet of the collimator faces the light outlet direction of the prism 1 ', and the optical axis of the collimator is perpendicular to the plane glass 21'. The emergent light of the prism 1 'is detected through the collimator, and whether the light in an eyepiece of the collimator is deflected or whether an image is clear is observed, so that whether the position of the prism 1' is accurate or not can be judged. The housing of the calibration assembly 200 is provided with a bearing surface, the flat glass 21 'is fixed by a screw or a quick clamp, and the surface of the flat glass 21' abuts against the bearing surface, so as to ensure that the flat glass 21 'is perpendicular to the light path of the projection light engine 2'.

Specifically, the housing of the calibration assembly 200 is provided with a light through opening, the plane glass 21 'covers the light through opening, and the axis of the calibration assembly 200 coincides with the axis of the preset light path of the projection light engine 2'. The light emitted by the calibration assembly 200 is reflected by the prism 1 ' and approaches to the preset light path, and when the actual light path turned by the prism 1 ' is overlapped with the preset light path, a clear and non-inclined image is displayed in the eyepiece of the calibration assembly 200, so that whether the position of the prism 1 ' is accurate or not can be judged.

Further, the prism debugging apparatus further includes a display assembly 300, the display assembly 300 is connected to the calibration assembly 200, and the display assembly 300 is used for collecting and displaying images.

Specifically, the display module 300 includes a display or a portable device such as a mobile phone having image capturing and displaying functions. The display assembly 300 is connected with the calibration assembly 200 and collects the image in the eyepiece of the calibration assembly 200, so that the image is displayed in the display, and an operator can conveniently and visually check the image to judge whether the position of the prism 1' is accurate or not.

Further, the position adjustment assembly 100 includes a first translation device 120; the clamping device 110 is used for clamping the prism 1'; the fixed end of the first translating device 120 is connected to the frame 400, and the movable end of the first translating device 120 is used for connecting the prism 1'; the first translation device 120 is used to move the prism 1' along the X-axis. Wherein, the movable end of the first translating device 120 is connected to the clamping device 110, and the clamping device 110 clamps the prism 1'.

In some embodiments, the first translating device 120 may be in the form of a lead screw driven slider, or the first translating device 120 may be in the form of a motorized slide rail driven movement of the clamping device 110 along the X-axis to adjust the position of the prism 1'.

In this embodiment, the first translation device 120 is a translation stage, and the model of the translation stage is GCM-120301 BM. The prism 1 ' is clamped by the clamping device 110, and the clamping device 110 is driven by the first translation device 120, so as to drive the prism 1 ' to move along the X axis, thereby adjusting the position of the prism 1 '. After the position of the prism 1 'is adjusted, the prism 1' can be fixed in the housing of the projection light machine 2 'by gluing, and the clamping device 110 is operated to release the prism 1'. The clamping device 110 includes a first clamping plate and a second clamping plate, and a clamping area for clamping the prism 1' is formed between the first clamping plate and the second clamping plate. Adopt first splint of elastic element's one end connection, the second splint are connected to elastic element's the other end, and first splint and second splint have the trend of being close to each other when passing through elastic element, and then can be with prism 1 ' centre gripping between first splint and second splint.

Further, the position adjustment assembly 100 further includes a second translation device 130; the fixed end of the second translation device 130 is connected to the frame 400, and the movable end of the second translation device 130 is connected to the fixed end of the first translation device 120; the second translation means 130 is used to move the prism 1' along the Y-axis, which is perpendicular to the X-axis. Wherein, the second translating device 130 can drive the prism 1 ' to move along the Y axis, thereby adjusting the movement of the prism 1 ' in the plane of the X axis and the Y axis, so that the prism 1 ' refracts the light path into the calibration assembly 200.

Further, the position adjustment assembly 100 further includes a third translation device 140; a fixed end of the third translation device 140 is connected to the frame 400, and a movable end of the third translation device 140 is connected to a fixed end of the second translation device 130; the third translation device 140 is used to move the prism 1' along the Z-axis, which is perpendicular to each other. Through the combination of the first translation device 120, the second translation device 130 and the third translation device 140, the prism 1 'can be adjusted to translate in three-dimensional space, so as to adjust the position of the prism 1' according to the projection requirement.

Further, the rack 400 includes: the optical-mechanical projector comprises a bottom plate 410 and an optical-mechanical holder 420, wherein the optical-mechanical holder 420 is connected to the bottom plate 410, and the projection optical-mechanical 2' can be connected to the optical-mechanical holder 420 through bolts in a four-corner positioning mode.

Further, the frame 400 further includes a side bracket 430, the bottom of the side bracket 430 is connected to the bottom plate 410, and the position adjusting assembly 100 is connected to the side bracket 430, so as to extend the clamping device 110 from the top opening of the housing of the projector 2' into the inner cavity of the housing.

Further, the chassis 400 includes a light pipe mount 440, the light pipe mount 440 coupled to the base plate 410, and the calibration assembly 200 coupled to the light pipe mount 440. The light pipe mount 440 is configured as a rod that extends along the Z-axis, and the alignment assembly 200 is attached to the light pipe mount 440 by a strap or bolt, and the mounting position of the alignment assembly 200 can be adjusted along the Z-axis.

Further, the position adjustment assembly 100 includes a first rotation means connected to the first translation means 120, and the first rotation means is used to rotate the prism 1' about the X-axis; and/or, the position adjustment assembly 100 comprises a second rotation means, which is connected to the second translation means 130 and which is used to rotate the prism 1' about the Y-axis; and/or, the position adjustment assembly 100 includes a third rotation means connected to the third translation means 140, and the third rotation means is used to rotate the prism 1' about the Z-axis. The first rotating device, the second rotating device and the third rotating device can all adopt a speed reduction motor or a rotating table, and the prism 1 'is adjusted to rotate around the X axis, the Y axis and the Z axis respectively, so that the assembling position and the angle of the prism 1' can be further adjusted, and the calibration assembly 200 can acquire clear images.

Further, the prism adjustment apparatus further includes a light pipe adjustment assembly 500, the light pipe adjustment assembly 500 is connected to the calibration assembly 200, and the light pipe adjustment assembly 500 is used for adjusting the pitch angle of the calibration assembly 200. The light pipe adjusting assembly 500 includes a rotating stage, a fixed end of the rotating stage is connected to the frame 400, a movable end of the rotating stage is connected to the calibrating assembly 200, and a pitch angle of the calibrating assembly 200 can be adjusted by the rotating stage, so that the calibrating assembly 200 receives an image emitted by the projector 2'.

Further, the light pipe adjustment assembly 500 includes a fourth translational device 510, a fixed end of the fourth translational device 510 is coupled to the frame 400, a movable end of the fourth translational device 510 is coupled to the calibration assembly 200, and the fourth translational device 510 is configured to move the calibration assembly 200 along the X-axis. The light pipe adjustment assembly 500 further includes a fifth translator 520, a fixed end of the fifth translator 520 is coupled to the frame 400, a movable end of the fifth translator 520 is coupled to a fixed end of the fourth translator 510, and the fifth translator 520 is configured to move the alignment assembly 200 along the Y-axis. The calibration assembly 200 is adjusted to move along the X-axis by the fourth translation device 510, and the calibration assembly 200 is adjusted to move along the Y-axis by the fifth translation device 520, so that the calibration assembly 200 can be adjusted to be aligned with the plane glass 21'. When the projection light machines 2 ' with different overall dimensions are tested, the position of the calibration component 200 is adjusted, so that the calibration component 200 can be over against the plane glass 21 ', the projection light machines 2 ' with different specifications can be tested, and the accuracy of the assembling position of the prism 1 ' in the projection light machine 2 ' is ensured.

Specifically, the first translation device 120, the second translation device 130, the third translation device 140, the fourth translation device 510, and the fifth translation device 520 may all adopt a translation stage of model GCM-120301BM, and the first translation device 120, the second translation device 130, and the third translation device 140 realize accurate adjustment of the position of the prism 1', and the fourth translation device 510 and the fifth translation device 520 realize accurate adjustment of the position of the calibration assembly 200.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A prism commissioning device, comprising: a position adjustment assembly (100) and a calibration assembly (200);

the position adjusting component (100) is used for clamping the prism (1 ') and moving the position of the prism (1');

the prism (1 ') is located in a light path of the projection light machine (2'), light emitted by the calibration component (200) is processed by the prism (1 ') and returns to the calibration component (200), and the calibration component (200) is used for monitoring an image processed by the prism (1').

2. The prism debugging device according to claim 1, wherein the projection light machine (2 ') is provided with a light-through port, and the light-through port is covered with a plane glass (21');

the calibration component (200) comprises a collimator, a light inlet of the collimator is opposite to the light outlet direction of the prism (1 '), and the optical axis of the collimator is perpendicular to the plane glass (21').

3. The prism commissioning apparatus of claim 1, further comprising a display assembly (300), wherein the display assembly (300) is connected to the calibration assembly (200), and wherein the display assembly (300) is configured to capture and display the image.

4. The prism commissioning apparatus of claim 1, wherein the position adjustment assembly (100) comprises a first translation device (120);

the fixed end of the first translation device (120) is connected to the frame (400), and the movable end of the first translation device (120) is used for connecting the prism (1');

the first translation means (120) is used to move the prism (1') along the X-axis.

5. The prism commissioning apparatus of claim 4, wherein the position adjustment assembly (100) further comprises a second translation device (130);

the fixed end of the second translation device (130) is connected with the frame (400), and the movable end of the second translation device (130) is connected with the fixed end of the first translation device (120);

the second translation means (130) are used to move the prism (1') along a Y-axis, which is perpendicular to the X-axis.

6. The prism commissioning apparatus of claim 5, wherein the position adjustment assembly (100) further comprises a third translation device (140);

a fixed end of the third translation device (140) is connected with the rack (400), and a movable end of the third translation device (140) is connected with a fixed end of the second translation device (130);

the third translation device (140) is used for moving the prism (1') along the Z axis, and the X axis, the Y axis and the Z axis are vertical to each other.

7. The prism commissioning apparatus according to claim 6, wherein the position adjustment assembly (100) comprises a first rotation means, the first rotation means being connected to the first translation means (120) and the first rotation means being configured to rotate the prism (1') about the X-axis;

and/or the position adjustment assembly (100) comprises second rotation means connected to the second translation means (130) and for rotating the prism (1') about the Y-axis;

and/or the position adjustment assembly (100) comprises third rotation means connected to the third translation means (140) and for rotating the prism (1') about the Z-axis.

8. The prism commissioning apparatus of claim 1, further comprising a light pipe adjustment assembly (500), wherein the light pipe adjustment assembly (500) is coupled to the calibration assembly (200), and wherein the light pipe adjustment assembly (500) is configured to adjust a pitch angle of the calibration assembly (200).

9. The prism commissioning apparatus of claim 8, wherein the light pipe adjustment assembly (500) comprises a fourth translation device (510), a fixed end of the fourth translation device (510) is connected to the chassis (400), a movable end of the fourth translation device (510) is connected to the calibration assembly (200), and the fourth translation device (510) is configured to move the calibration assembly (200) along the X-axis.

10. The prism commissioning apparatus of claim 9, wherein the light pipe adjustment assembly (500) further comprises a fifth translation device (520), a fixed end of the fifth translation device (520) is connected to the frame (400), a movable end of the fifth translation device (520) is connected to a fixed end of the fourth translation device (510), and the fifth translation device (520) is configured to move the calibration assembly (200) along the Y-axis.