CN218213736U - Double-window imaging mechanism - Google Patents
Double-window imaging mechanism Download PDFInfo
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- CN218213736U CN218213736U CN202221708451.7U CN202221708451U CN218213736U CN 218213736 U CN218213736 U CN 218213736U CN 202221708451 U CN202221708451 U CN 202221708451U CN 218213736 U CN218213736 U CN 218213736U
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Abstract
The utility model provides a double-window imaging mechanism, it includes: the imaging assembly, the lens cone and the semi-transparent semi-reflective prism; a light passing channel is arranged in the lens barrel, the semi-transmitting semi-reflecting prism is positioned in the light passing channel, and the semi-transmitting semi-reflecting prism is fixedly connected with the lens barrel; the light passing channel comprises: the imaging device comprises a shooting port, a first imaging port and a second imaging port; the imaging assembly is used for imaging the picture collected by the first imaging port through the transmission light of the half-transmitting and half-reflecting prism, and imaging the picture collected by the second imaging port through the reflection light of the half-transmitting and half-reflecting prism. The utility model discloses can enlarge the visual field of formation of image subassembly.
Description
Technical Field
The utility model relates to a semiconductor package technical field especially relates to a double-window imaging mechanism.
Background
In the field of semiconductor packaging, a camera is generally used in combination with a lens to form a view window, and an object mark of a specific distance is identified through the view window.
However, the existing cameras have limited field of view, and when the object markers are large or two object markers are to be recognized at the same time, it is difficult for a single camera to achieve complete and clear imaging requirements for the object markers.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a double-window imaging mechanism can enlarge the visual field of formation of image subassembly through setting up lens cone and semi-transparent half reflection prism.
The utility model provides a double-window imaging mechanism, include: the imaging assembly, the lens cone and the semi-transparent semi-reflective prism;
a light passing channel is arranged in the lens cone, the semi-transparent semi-reflective prism is positioned in the light passing channel, and the semi-transparent semi-reflective prism is fixedly connected with the lens cone;
the light-passing channel comprises: the imaging device comprises a shooting port, a first imaging port and a second imaging port;
the imaging assembly is used for imaging the picture collected by the first imaging port through the transmission light of the half-transmitting and half-reflecting prism, and imaging the picture collected by the second imaging port through the reflection light of the half-transmitting and half-reflecting prism.
Optionally, the first imaging port is located on one side of the half-mirror prism facing a first direction, the second imaging port is located on one side of the half-mirror prism facing a second direction, both the first imaging port and the second imaging port face the first direction, and the first direction is perpendicular to the second direction;
the dual window imaging mechanism further comprises: a first reflecting prism;
first reflection of light prism is located semi-transparent semi-reflecting prism is towards one side of second direction, second formation of image mouth is located first reflection of light prism is towards one side of first direction, the formation of image subassembly passes through semi-transparent semi-reflecting prism with the reflection light of first reflection of light prism is to being imaged by the picture that second formation of image mouth was gathered.
Optionally, the shooting opening faces a third direction, the third direction intersects with the first direction, and the imaging assembly is located on one side of the shooting opening facing the third direction;
the dual window imaging mechanism further comprises: a second reflecting prism;
the second reflection prism is located towards in the semi-transparent semi-reflection prism one side of shooting the mouth, the formation of image subassembly is located towards one side of third direction in the second reflection prism, the formation of image subassembly be used for through second reflection prism and semi-transparent semi-reflection prism to by first formation of image mouth with the picture that the second formation of image mouth was gathered is imaged.
Optionally, the dual window imaging mechanism further comprises: a support frame and an identification member;
the support frame is connected with the lens cone, the identification piece is connected with the support frame, and the imaging assembly is used for collecting the identification on the identification piece through the second imaging port.
Optionally, the support frame comprises: the device comprises a fixed seat, a sliding table and a marking seat;
the fixed seat is fixedly connected with the lens cone, the sliding table is connected with the fixed seat, and the marking seat is connected with the identification piece;
the sliding table is used for driving the marking seat to move back and forth along the direction towards the second imaging port.
Optionally, the dual window imaging mechanism further comprises: a first light source;
the first light source is connected with the lens cone and used for supplementing light for the pictures collected through the first imaging port.
Optionally, the dual window imaging mechanism further comprises: a second light source;
the second light source is connected with the imaging component or/and the lens cone and used for supplementing light to the image collected by the imaging component.
Optionally, the imaging assembly comprises: a camera and lens;
the camera is fixedly connected with the lens, the optical axis of the camera is superposed with the optical axis of the lens, and the lens faces the shooting port;
the camera is used for imaging the picture collected by the first imaging port through the lens and the transmission light of the half-transmitting and half-reflecting prism, and imaging the picture collected by the second imaging port through the lens and the reflection light of the half-transmitting and half-reflecting prism.
The embodiment of the utility model provides a two window imaging mechanism is through setting up lens cone and semi-transparent half-reflection prism for the imaging subassembly can be simultaneously through two windows, and the visual field that first imaging port and second imaging port formed promptly carries out image acquisition, thereby has enlarged the visual field of imaging subassembly.
Drawings
FIG. 1 is a cross-sectional view of a dual window imaging mechanism according to an embodiment of the present application.
Reference numerals
1. An imaging assembly; 11. a camera; 12. a lens; 2. a lens barrel; 21. a light channel is connected; 22. a shooting port; 23. a first imaging port; 24. a second imaging port; 31. a semi-transparent semi-reflective prism; 32. a first reflecting prism; 33. a second reflecting prism; 34. a first light source; 4. a support frame; 41. a fixed seat; 42. a sliding table; 43. A marking seat; 44. an identification member.
Detailed Description
To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
It is to be noted that, in the present invention, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
First, the terms related to the present invention are explained as follows:
semi-transparent semi-reflective prism: a prism half-penetrating and half-reflecting light;
z is to the slip table: a mechanical structure capable of providing Z-direction linear motion;
visual field: the maximum range that the imaging assembly can observe;
point light source: refers to a light source that emits light uniformly from a point to the surrounding space;
annular light source: the LED array is conical and irradiates the surface of the object to be measured at an oblique angle, and a small area is illuminated through diffuse reflection.
The present embodiment provides a dual-window imaging mechanism, which includes, in conjunction with fig. 1: the imaging assembly 1, the lens barrel 2, the half-transmitting and half-reflecting prism 31, the first reflecting prism 32, the second reflecting prism 33, the first light source 34, the second light source, the support frame 4 and the identification piece 44.
A light passage 21 is provided in the lens barrel 2. The semi-transmitting and semi-reflecting prism 31 is positioned in the light-passing channel 21, and the semi-transmitting and semi-reflecting prism 31 is fixedly connected with the lens cone 2. The light passing channel 21 includes: a photographing port 22, a first imaging port 23, and a second imaging port 24. The imaging assembly 1 is used for imaging the picture collected by the first imaging port 23 through the transmitted light of the half-reflecting prism 31, and imaging the picture collected by the second imaging port 24 through the reflected light of the half-reflecting prism 31.
The shape of the lens barrel 2 may be a cylinder or a prism, and the embodiment is not particularly limited; the imaging assembly 1 can be positioned in the light-transmitting channel 21 and can also be positioned outside the lens barrel 2. In this embodiment, the imaging assembly 1 is located outside the lens barrel 2, the imaging assembly 1 is spaced apart from the lens barrel 2, and an optical axis of the imaging assembly 1 coincides with a central axis of the shooting opening 22. The half-mirror 31 is not particularly limited in this embodiment.
Note that, the first imaging port 23 is located on one side of the half-mirror 31 facing the first direction; the second imaging port 24 is located on one side of the half-mirror prism 31 facing the second direction; the first imaging port 23 and the second imaging port 24 are both directed in a first direction; the first reflecting prism 32 is positioned on one side of the semi-transparent and semi-reflective prism 31 facing to the second direction; the second imaging port 24 is located on one side of the first reflection prism 32 facing the first direction; the shooting port 22 faces a third direction; the imaging component 1 is positioned on one side of the shooting opening 22 facing to the third direction; the second reflection prism 33 is positioned on one side of the half-mirror prism 31 facing the shooting opening 22; the imaging assembly 1 is located on one side of the second reflecting prism 33 facing the third direction.
In this embodiment, the first direction is a direction facing vertically upwards, and the second direction and the third direction are both horizontal left directions, but not limited thereto. The reflecting surface of the first reflecting prism faces to the upper right, and the reflecting surface of the second reflecting prism 33 faces to the upper left; the first reflection prism is communicated with the top of the semi-transparent semi-reflection prism 31 in the horizontal direction; the shooting port 22 is positioned on the left side of the second reflecting prism 33 along the horizontal direction; the semi-transparent semi-reflective prism 31 is positioned right above the second reflective prism 33; the first imaging port 23 is positioned right above the half-mirror 31; the second imaging port 24 is located directly above the first reflective prism.
In this way, the light reflected by the image above the first image forming port 23 is transmitted out of the half-mirror 31 from the top down; the light reflected by the image above the second imaging port 24 is irradiated to the first reflection prism from top to bottom, is irradiated to the half-transmitting and half-reflecting prism 31 from left to right through the first reflection prism, and is reflected out of the half-transmitting and half-reflecting prism 31 from top to bottom through the half-transmitting and half-reflecting prism 31. Thus, the imaging assembly 1 may receive the light reflected and transmitted by the half mirror 31 through the second reflection prism 33, thereby forming an image.
Further, the support frame 4 includes: a fixed seat 41, a sliding table 42 and a marking seat 43. The fixed seat 41 is fixedly connected with the lens barrel 2, the sliding table 42 is connected with the fixed seat 41, and the marking seat 43 is connected with the identification member 44; the slide table 42 can drive the mark seat 43 to move back and forth along the direction of the second imaging port 24. In this way, an operator can adjust the height of the identification member 44 relative to the second imaging port 24 by moving the sliding table 42, so as to adjust the size of the mark on the identification member 44 on the imaging assembly 1.
It should be noted that the material of the identification member 44 is a reflective material; the sliding table 42 can realize the movement of the marking seat 43 through a lead screw lifting mechanism, and can also realize the movement of the marking seat 43 through an electric push rod mechanism. In this embodiment, the identifier 44 is a glass sheet. The glass sheet is marked with a mark; the sliding table 42 is a Z-direction sliding table 42, and the movement of the marking seat 43 is realized through a gear rack mechanism.
One of the mechanisms that can realize the function of the slide table 42 is as follows: the slide table 42 includes: knob, pivot, gear, rack, cross roller guide rail, upper joining platform and lower joining platform. The lower connecting platform is arranged above the fixed seat 41 and is fixedly connected with the fixed seat 41; the upper connecting table is located below the marking seat 43 and is fixedly connected with the marking seat 43. One side surface of the upper connecting table facing the lower connecting table is fixedly connected with the crossed roller guide rail, and the crossed roller guide rail is connected with the lower connecting table in a sliding mode along the vertical direction. The rotating shaft penetrates through the side wall of the lower connecting table from the outer side of the lower connecting table along the horizontal direction. One end of the rotating shaft, which is positioned at the outer side of the lower connecting table, is fixedly connected with the knob, the other end of the rotating shaft is fixedly connected with the gear, the gear is meshed with the rack, and the rack is fixedly connected with the upper connecting table. So through twisting the knob can drive the upper connecting platform to move up and down through the cooperation of the gear and the rack, thereby driving the marking seat 43 to move up and down.
The first light source 34 may be located in the light passing channel 21 or outside the lens barrel 2. In this embodiment, the first light source 34 is an annular light source, and the first light source 34 is located right above the first imaging port 23 and is fixedly connected to the lens barrel 2. Like this, when imaging component 1 imaged the picture of gathering the chip surface by first formation of image mouth 23, first light source 34 can carry out the light filling to the surface of chip to can make imaging component 1 clearly image to the chip surface.
Further, the imaging assembly 1 comprises: a camera 11 and a lens 12. The camera 11 is fixedly connected with the lens 12, and the lens 12 is located on the right side of the camera 11. The optical axis of the camera 11 coincides with the optical axis of the lens 12, and the lens 12 faces the shooting opening 22. In this way, the camera 11 can simultaneously image the picture of the chip captured by the first imaging port 23 and the picture of the identification member 44 captured by the second imaging port 24 through the transmitted light and the reflected light of the lens 12 and the half-mirror 31. Therefore, the system can judge the position of the chip relative to the identification part 44 through the imaging picture given by the camera 11, and can only conveniently adjust the position of the chip.
It should be noted that the second light source is connected to the imaging assembly 1 or/and the lens barrel 2. When the second light source is a point light source, the point light source is located in the lens 12; when the second light source is an annular light source, the annular light source is positioned in the lens barrel 2 and is positioned on one side of the second reflecting prism, which faces the shooting opening 22; when the second light source is a point light source and an annular light source, the point light source is located in the lens 12, and the annular light source is located in the lens barrel 2 and located on a side of the second reflection prism facing the shooting opening 22, but the invention is not limited thereto. In this embodiment, the second relation is a point light source. Through setting up the second light source, can make the second light source carry out the light filling to the image that imaging assembly 1 gathered, further improve imaging assembly 1's the definition of the formation of image picture.
The double-window imaging mechanism is simple in structure and low in manufacturing cost, and by arranging the lens barrel 2 and the half-transmitting and half-reflecting prism 31, the imaging assembly 1 can simultaneously acquire images through two windows, namely the view fields formed by the first imaging port 23 and the second imaging port 24, so that the view field of the imaging assembly 1 is enlarged.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. A dual window imaging mechanism, comprising: the imaging assembly, the lens cone and the semi-transparent semi-reflective prism;
a light passing channel is arranged in the lens cone, the semi-transparent semi-reflective prism is positioned in the light passing channel, and the semi-transparent semi-reflective prism is fixedly connected with the lens cone;
the light passing channel comprises: the imaging device comprises a shooting port, a first imaging port and a second imaging port;
the imaging assembly is used for imaging the picture collected by the first imaging port through the transmission light of the half-transmitting and half-reflecting prism, and imaging the picture collected by the second imaging port through the reflection light of the half-transmitting and half-reflecting prism.
2. The dual-window imaging mechanism according to claim 1, wherein the first imaging port is located on a side of the transflective prism facing a first direction, the second imaging port is located on a side of the transflective prism facing a second direction, and the first imaging port and the second imaging port both face the first direction, and the first direction is perpendicular to the second direction;
the dual window imaging mechanism further comprises: a first reflective prism;
first reflection of light prism is located semi-transparent semi-reflection prism is towards one side of second direction, second formation of image mouth is located first reflection of light prism is towards one side of first direction, the formation of image subassembly passes through semi-transparent semi-reflection prism with the image that is gathered by second formation of image mouth is carried out to the reverberation of first reflection of light prism.
3. The dual-window imaging mechanism of claim 2, wherein the camera port faces a third direction, the third direction intersecting the first direction, the imaging assembly being located on a side of the camera port facing the third direction;
the dual window imaging mechanism further comprises: a second reflecting prism;
the second reflection prism is located towards in the semi-transparent semi-reflection prism one side of shooting the mouth, the formation of image subassembly is located towards one side of third direction in the second reflection prism, the formation of image subassembly be used for through second reflection prism and semi-transparent semi-reflection prism to by first formation of image mouth with the picture that the second formation of image mouth was gathered is imaged.
4. The dual window imaging mechanism of claim 1, further comprising: a support frame and an identification member;
the support frame is connected with the lens cone, the identification piece is connected with the support frame, and the imaging assembly is used for collecting the identification on the identification piece through the second imaging port.
5. The dual window imaging mechanism of claim 4, wherein the support frame comprises: a fixed seat, a sliding table and a marking seat;
the fixed seat is fixedly connected with the lens cone, the sliding table is connected with the fixed seat, and the marking seat is connected with the identification piece;
the sliding table is used for driving the marking seat to reciprocate along the direction of the second imaging port.
6. The dual-window imaging mechanism of claim 1, further comprising: a first light source;
the first light source is connected with the lens cone and used for supplementing light for the pictures collected through the first imaging port.
7. The dual window imaging mechanism of claim 1, further comprising: a second light source;
the second light source is connected with the imaging component or/and the lens cone and used for supplementing light for the image collected by the imaging component.
8. The dual-window imaging mechanism of claim 1, wherein the imaging assembly comprises: a camera and lens;
the camera is fixedly connected with the lens, the optical axis of the camera is superposed with the optical axis of the lens, and the lens faces the shooting port;
the camera is used for imaging the picture collected by the first imaging port through the lens and the transmission light of the half-transmitting and half-reflecting prism, and imaging the picture collected by the second imaging port through the lens and the reflection light of the half-transmitting and half-reflecting prism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221708451.7U CN218213736U (en) | 2022-07-01 | 2022-07-01 | Double-window imaging mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221708451.7U CN218213736U (en) | 2022-07-01 | 2022-07-01 | Double-window imaging mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218213736U true CN218213736U (en) | 2023-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221708451.7U Active CN218213736U (en) | 2022-07-01 | 2022-07-01 | Double-window imaging mechanism |
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| CN (1) | CN218213736U (en) |
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- 2022-07-01 CN CN202221708451.7U patent/CN218213736U/en active Active
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