Double-side-surface simultaneous detection assembly for simultaneously detecting two adjacent side surfaces of chip

Abstract

The utility model provides a double-side-surface simultaneous detection assembly used for simultaneously detecting two adjacent side surfaces of a chip, and belongs to the technical field of chip detection. The device comprises two camera shooting units which can be respectively arranged on two connected sides of a chip detection seat and are provided with light sources, a light shielding plate which can prevent the two camera shooting units from influencing each other during shooting is arranged between the two camera shooting units, and the light shielding plate is arranged on a light shielding plate fixing frame. The two adjacent side faces of the chip can be detected at the same time, detection time is effectively saved, detection efficiency can be improved, and detection cost is reduced. The two camera shooting units do not influence each other during shooting, so that the imaging independence and accuracy of each camera shooting unit are ensured; the positions of the shading plate and the camera shooting unit can be flexibly adjusted according to actual detection requirements.

Description

TECHNICAL FIELD

[0001] The utility model belongs to chip detection technical field relates to a kind of double-side face same detection assembly for simultaneously detecting the adjacent two side faces of chip. BACKGROUND

[0002] Chip needs to detect the surface of chip to judge whether the surface of chip exists flaw after production, side face detection camera needs to be used when detecting the side face of chip, and the existing chip is generally rectangular and has four side faces, so the placing position of chip needs to be adjusted repeatedly to make side face detection camera detect the four side faces of chip in turn, which can greatly increase the side face detection time of chip, reduce the detection efficiency of chip, increase detection cost, and cannot meet use demand. SUMMARY

[0003] The utility model discloses a kind of double-side face same detection assembly for simultaneously detecting the adjacent two side faces of chip, to solve the problems that the prior art cannot simultaneously detect the adjacent two side faces of chip.

[0004] To achieve the above object, the utility model adopts the following technical scheme:

[0005] A kind of double-side face same detection assembly for simultaneously detecting the adjacent two side faces of chip, including two respectively can be set in chip detection seat side face detection camera unit with light source being connected two sides, light shield is equipped between two camera units, which can avoid the mutual influence when two camera units are photographed, the light shield is set on light shield fixed frame.

[0006] Two camera units set on the side face of chip detection seat connected two sides can simultaneously detect the adjacent two side faces of chip on chip detection seat, can save detection time, effectively improve detection efficiency, reduce detection cost, camera unit with light source can provide stable illumination condition, for illuminating chip side face, so that camera unit can clearly capture the image of this area, the light shield between two camera units can effectively isolate the light source between two camera units, to prevent the light source of one camera unit from interfering with the imaging of another camera unit.

[0007] In the above double-side face same detection assembly for simultaneously detecting the adjacent two side faces of chip, the light shield fixed frame includes base, the base is provided with position adjusting assembly between light shield, and the position adjusting assembly is used to adjust the position of light shield in vertical direction and / or horizontal direction.

[0008] The position adjusting assembly can adjust the position of the light shielding plate in the vertical direction and / or the horizontal direction. The position of the light shielding plate in the vertical direction is adjusted to ensure that the light shielding plate can adapt to chips of different thicknesses. The position of the light shielding plate in the horizontal direction is adjusted according to the actual width of the chip to ensure that the light shielding plate can completely cover the area that needs to be isolated, while avoiding unnecessary shielding of the imaging range of the camera unit.

[0009] In the double-side face simultaneous detection assembly for simultaneously detecting two adjacent side faces of a chip, the position adjusting assembly comprises a vertical rod fixed on the base, the vertical rod is connected with a first horizontal rod through a first optical axis cross connecting piece, and the first horizontal rod is connected with the light shielding plate.

[0010] The first horizontal rod can be adjusted in the vertical direction and / or the horizontal direction through the first optical axis cross connecting piece, so that the light shielding plate can be flexibly adjusted in the vertical direction and / or the horizontal direction.

[0011] In the double-side face simultaneous detection assembly for simultaneously detecting two adjacent side faces of a chip, the first horizontal rod is connected with a second horizontal rod through a second optical axis cross connecting piece, and the second horizontal rod is connected with the light shielding plate.

[0012] The second horizontal rod can be adjusted in the horizontal direction through the second optical axis cross connecting piece, so that the light shielding plate can be flexibly adjusted in the horizontal direction.

[0013] In the double-side face simultaneous detection assembly for simultaneously detecting two adjacent side faces of a chip, the light shielding plate is arranged on the outer end of the second horizontal rod, and the inner end of the second horizontal rod is connected with the second optical axis cross connecting piece.

[0014] The second horizontal rod can be adjusted in the horizontal direction through the second optical axis cross connecting piece, so that the light shielding plate can be flexibly adjusted in the horizontal direction.

[0015] In the double-side face simultaneous detection assembly for simultaneously detecting two adjacent side faces of a chip, the light shielding plate is perpendicular to the central axis of the second horizontal rod, and the light shielding plate and the second horizontal rod are integrated.

[0016] In the double-side face simultaneous detection assembly for simultaneously detecting two adjacent side faces of a chip, the light shielding plate is in the shape of a rectangular sheet, and a notch is arranged on the bottom side edge of the light shielding plate, and the height of the notch is greater than the thickness of the chip.

[0017] The notch on the bottom side edge of the light shielding plate can accommodate the chip, avoiding interference between the light shielding plate and the chip.

[0018] In the double-side face simultaneous detection assembly for simultaneously detecting two adjacent side faces of a chip, the camera unit comprises a camera and a fill light.

[0019] The light supplement lamp is used for illuminating the side of the chip so that the camera can clearly capture the image of the area.

[0020] In the double-side simultaneous detection assembly for detecting two adjacent sides of a chip, the camera unit is connected with the XZ moving mechanism, the XZ moving mechanism is provided with a rotating fixed plate, the rotating fixed plate is provided with a rotating driver, the output end of the rotating driver is connected with a rotating plate, the camera unit is fixed on the rotating plate through a fixed support, the rotating driver can control the rotating plate to rotate to adjust the camera angle of the camera unit, and the rotating driver is fixed at a position deviating from the rotating center of the rotating plate.

[0021] The camera unit can be flexibly adjusted in the vertical direction and the horizontal direction through the XZ moving mechanism, and the rotating driver can control the rotating plate to rotate to flexibly adjust the camera angle of the camera unit.

[0022] In the double-side simultaneous detection assembly for detecting two adjacent sides of a chip, the intersection angle of the camera axes of the two camera units is 90 degrees, and the intersection angle of the light shielding plate or the extension line of the light shielding plate and the camera axis of the camera unit is 45 degrees.

[0023] The two camera units are arranged at an angle of 90 degrees, which can ensure that the two adjacent vertical sides of the chip are simultaneously and comprehensively detected, the detection efficiency is greatly improved due to the simultaneous work of the two camera units, the intersection angle of the light shielding plate and the camera unit is 45 degrees, which can effectively isolate the light sources between the two camera units and prevent the light source of one camera unit from interfering with the imaging of the other camera unit, thereby guaranteeing the detection effect.

[0024] Compared with the prior art, the double-side simultaneous detection assembly has the following advantages: 1. The two adjacent sides of the chip can be simultaneously detected, the detection time is effectively saved, the detection efficiency is improved, and the detection cost is reduced; 2. The two camera units do not interfere with each other during shooting, and the independence and accuracy of the imaging of each camera unit are guaranteed; and 3. The position of the light shielding plate and the camera unit can be flexibly adjusted according to actual detection requirements. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 is a schematic diagram of the overall structure of the utility model;

[0026] Figure 2 is a top view of the utility model;

[0027] Figure 3 is a schematic diagram of the two camera units during simultaneous detection;

[0028] Figure 4 is a schematic diagram of the structure of the light shielding plate fixing frame;

[0029] Figure 5 is a structural schematic diagram of the second optical axis cross connector in Example Two;

[0030] Figure 6 is a schematic diagram when the two camera units simultaneously detect in Example Two;

[0031] Figure 7 is a structural schematic diagram of the light shield fixing frame in Example Two;

[0032] Figure 8 is a structural schematic diagram of the XZ moving mechanism.

[0033] In the figure, the chip detection seat 1, the camera unit 2, the light shield 3, the light shield fixing frame 4, the base 5, the position adjusting assembly 6, the vertical rod 7, the first optical axis cross connector 8, the first horizontal rod 9, the first position adjusting block 10, the first position adjusting groove 11, the first locking groove 12, the first position adjusting bolt 13, the second position adjusting groove 14, the second locking groove 15, the second position adjusting bolt 16, the second optical axis cross connector 17, the second horizontal rod 18, the second position adjusting block 19, the third position adjusting groove 20, the third locking groove 21, the third position adjusting bolt 22, the fourth position adjusting groove 23, the fourth locking groove 24, the fourth position adjusting bolt 25, the notch 26, the XZ moving mechanism 27, the fixed bottom plate 28, the vertical lifting frame 29, the vertical lifting sliding table unit 30, the rotating fixed plate 31, the rotating driver 32, the rotating plate 33, the fixed support 34, and the adjusting linear sliding table unit 35. DETAILED DESCRIPTION

[0034] Example One

[0035] As shown in Figures 1-4 A double-side simultaneous detection assembly for simultaneously detecting two adjacent side faces of a chip includes two camera units 2 that can be respectively arranged on two sides of a chip detection seat 1 and are provided with light sources. A light shield 3 that can avoid mutual influence of the two camera units 2 when the two camera units 2 are shooting is arranged between the two camera units 2. The light shield 3 is arranged on a light shield fixing frame 4.

[0036] In the utility model, the two camera units 2 arranged on the two sides of the chip detection seat 1 can simultaneously detect two adjacent side faces of a chip on the chip detection seat 1, which can save detection time, effectively improve detection efficiency, and reduce detection cost. The camera unit 2 is provided with a light source to provide stable illumination conditions, which is used for illuminating the side face of the chip, so that the camera unit 2 can clearly capture the image of the region. The light shield 3 between the two camera units 2 can effectively isolate the light sources between the two camera units 2, so as to prevent the light source of one camera unit 2 from interfering with the imaging of another camera unit 2, which is crucial for maintaining the independence and accuracy of the imaging of each camera unit 2.

[0037] Specifically, combined withFigures 1-4 As shown, the light shield fixing frame 4 comprises a base 5, and a position adjusting assembly 6 is arranged between the base 5 and the light shield 3, and the position adjusting assembly 6 is used to adjust the position of the light shield 3 in the vertical direction and the horizontal direction.

[0038] The light shield 3 is connected with the base 5 through the position adjusting assembly 6, and the position adjusting assembly 6 can adjust the position of the light shield 3 in the vertical direction and the horizontal direction. The position of the light shield 3 in the vertical direction is adjusted to ensure that the light shield 3 can adapt to chips of different thicknesses, and the position of the light shield 3 in the horizontal direction is adjusted according to the actual width of the chip to ensure that the light shield 3 can completely cover the area that needs to be isolated, while avoiding unnecessary shielding of the imaging range of the camera unit 2.

[0039] Specifically, in combination with Figures 2-4 As shown, the position adjusting assembly 6 comprises a vertical rod 7 fixed on the base 5, the vertical rod 7 is connected with a first horizontal rod 9 through a first optical axis cross connecting piece 8, and the first horizontal rod 9 is connected with the light shield 3.

[0040] The first horizontal rod 9 can be adjusted in the vertical direction and the horizontal direction through the first optical axis cross connecting piece 8, so that the light shield 3 can be flexibly adjusted in the vertical direction and the horizontal direction.

[0041] Specifically, in combination with Figures 2-4 As shown, the first optical axis cross connecting piece 8 comprises a first position adjusting block 10 slidably connected with the vertical rod 7, the first position adjusting block 10 is provided with a first position adjusting groove 11 matched with the vertical rod 7, a first locking groove 12 is formed in the side edge of the first position adjusting block 10 and communicated with the first position adjusting groove 11, the first position adjusting block 10 is provided with a first position adjusting bolt piece 13 arranged in the first locking groove 12 at both ends and used to clamp both ends of the first locking groove 12, the first position adjusting block 10 is further provided with a second position adjusting groove 14 matched with the first horizontal rod 9, a second locking groove 15 is formed in the other side edge of the first position adjusting block 10 and communicated with the second position adjusting groove 14, and the first position adjusting block 10 is provided with a second position adjusting bolt piece 16 arranged in the second locking groove 15 at both ends and used to clamp both ends of the second locking groove 15.

[0042] The first position adjusting block 10 can be adjusted in the vertical height on the vertical rod 7 and fixed, and the first horizontal rod 9 can be adjusted in the horizontal position on the first position adjusting block 10 and fixed, so that the light shield 3 can be flexibly adjusted in the vertical direction and the horizontal direction.

[0043] Preferably, in combination with Figure 4 As shown, the light shield 3 is in the shape of a rectangular sheet, and a notch 26 is arranged on the bottom side edge of the light shield 3, and the height of the notch 26 is greater than the thickness of the chip.

[0044] The notch 26 on the bottom side edge of the light shielding plate 3 plays a role of giving way to the chip, avoiding interference between the light shielding plate 3 and the chip.

[0045] Specifically, the camera unit 2 comprises a camera and a light supplement lamp.

[0046] The light supplement lamp is used for illuminating the side of the chip, so that the camera can clearly capture the image of the area.

[0047] Specifically, as shown in Figure 2 , Figure 3 , Figure 4 and Figure 8 , the camera unit 2 is connected with the XZ moving mechanism 27, the XZ moving mechanism 27 is provided with a rotating fixed plate 31, the rotating fixed plate 31 is provided with a rotating driver 32, the output end of the rotating driver 32 is connected with a rotating plate 33, the camera unit 2 is fixed on the rotating plate 33 through a fixed support 34, the rotating driver 32 can control the rotating plate 33 to rotate to adjust the camera angle of the camera unit 2, and the rotating driver 32 is fixed at a position deviating from the rotation center of the rotating plate 33.

[0048] The XZ moving mechanism 27 comprises a fixed bottom plate 28, the fixed bottom plate 28 is provided with a vertical lifting frame 29, one side of the vertical lifting frame 29 is connected with the rotating fixed plate 31 through a vertical lifting sliding table unit 30, and the bottom end of the fixed bottom plate 28 is also provided with an adjusting straight line sliding table unit 35.

[0049] The camera unit 2 can be flexibly adjusted in the vertical direction and the horizontal direction through the vertical lifting sliding table unit 30 and the adjusting straight line sliding table unit 35, and the rotating driver 32 can control the rotating plate 33 to rotate to flexibly adjust the camera angle of the camera unit 2.

[0050] Specifically, as shown in Figures 1-3 , the included angle formed by the camera axes of the two camera units 2 is 90 degrees, and the included angle formed by the camera axis of the camera unit 2 and the light shielding plate 3 or the extension line of the light shielding plate 3 is 45 degrees.

[0051] The two camera units 2 are arranged at 90 degrees, which can ensure simultaneous and comprehensive detection of the two vertical sides adjacent to the chip, and since the two camera units 2 work simultaneously, the detection efficiency is greatly improved, and the included angle between the light shielding plate 3 and the camera unit 2 is 45 degrees, which can effectively isolate the light sources between the two camera units 2, prevent the light source of one camera unit 2 from interfering with the imaging of the other camera unit 2, and ensure the detection effect.

[0052] The working principle of the utility model is: two camera units 2 arranged on the two sides of the chip detection seat 1 can detect the adjacent two sides of the chip on the chip detection seat 1 simultaneously, the intersection angle of the camera axes of the two camera units 2 is 90 degrees, which can ensure the simultaneous and comprehensive detection of the adjacent two vertical sides of the chip;

[0053] The light shielding plate 3 between the two camera units 2 can effectively isolate the light sources between the two camera units 2, prevent the light source of one camera unit 2 from interfering with the imaging of the other camera unit 2, and ensure the detection effect; the position of the light shielding plate 3 in the vertical direction can be flexibly adjusted according to the thickness of the chip, and the position of the light shielding plate 3 in the horizontal direction can be flexibly adjusted according to the actual width of the chip; the camera unit 2 can be flexibly adjusted in position in the vertical and horizontal directions through the vertical lifting slide unit 30 and the adjusting linear slide unit 35, and the rotating driver 32 can control the rotation of the rotating plate 33 to flexibly adjust the camera angle of the camera unit 2.

[0054] Embodiment two

[0055] As shown in Figures 5-7 , the structure and working principle of the embodiment are basically the same as those of embodiment one, except that the first cross bar 9 is connected with the second cross bar 18 through the second optical axis cross connecting piece 17, and the second cross bar 18 is connected with the light shielding plate 3.

[0056] The second cross bar 18 can be adjusted in position in the horizontal direction through the second optical axis cross connecting piece 17, so that the light shielding plate 3 can be flexibly adjusted in position in the horizontal direction.

[0057] Specifically, as shown in Figure 5 , the second optical axis cross connecting piece 17 includes a second position adjusting block 19 slidably connected to the first cross bar 9, the second position adjusting block 19 is provided with a third position adjusting groove 20 adapted to the first cross bar 9, a third locking groove 21 is formed in the side edge of the second position adjusting block 19 and communicates with the third position adjusting groove 20, the second position adjusting block 19 is provided with a third position adjusting bolt piece 22 sequentially penetrating the two ends of the third locking groove 21 for clamping the two ends of the third locking groove 21, the second position adjusting block 19 is further provided with a fourth position adjusting groove 23 adapted to the second cross bar 18, a fourth locking groove 24 is formed in the other side edge of the second position adjusting block 19 and communicates with the fourth position adjusting groove 23, and the second position adjusting block 19 is provided with a fourth position adjusting bolt piece 25 sequentially penetrating the two ends of the fourth locking groove 24 for clamping the two ends of the fourth locking groove 24.

[0058] The second position adjusting block 19 can be adjusted and fixed in position in the horizontal direction on the first cross bar 9, and the second cross bar 18 can be adjusted and fixed in position in the horizontal direction on the second position adjusting block 19, so that the light shielding plate 3 can be flexibly adjusted in position in the horizontal direction.

[0059] Specifically, in combination with Figures 5-7 As shown, the light shield 3 is arranged on the outer end of the second horizontal rod 18, the inner end of the second horizontal rod 18 is connected with the second optical axis cross connector 17, the light shield 3 is perpendicular to the central axis of the second horizontal rod 18, and the light shield 3 is integrated with the second horizontal rod 18.

[0060] The second horizontal rod 18 can be adjusted in position in the horizontal direction through the second optical axis cross connector 17, so that the light shield 3 can be flexibly adjusted in position in the horizontal direction.

[0061] The specific embodiments described herein are merely illustrative of the spirit of the present application. Those skilled in the art to which the present application belongs can make various modifications or supplements to the described specific embodiments or replace them with similar ways, but will not deviate from the spirit of the present application or exceed the scope defined by the appended claims.

[0062] Although chip detection seat 1, camera unit 2, light shield 3, light shield fixing frame 4, base 5, position adjusting assembly 6, vertical rod 7, first optical axis cross connector 8, first horizontal rod 9, first position adjusting block 10, first position adjusting slot 11, first locking slot 12, first position adjusting bolt 13, second position adjusting slot 14, second locking slot 15, second position adjusting bolt 16, second optical axis cross connector 17, second horizontal rod 18, second position adjusting block 19, third position adjusting slot 20, third locking slot 21, third position adjusting bolt 22, fourth position adjusting slot 23, fourth locking slot 24, fourth position adjusting bolt 25, notch 26, XZ moving mechanism 27, fixed bottom plate 28, vertical lifting frame 29, vertical lifting slide unit 30, rotating fixed plate 31, rotating driver 32, rotating plate 33, fixed support 34, adjusting linear slide unit 35, etc. are used more frequently in this article, the use of these terms is only to facilitate the description and explanation of the essence of the present application; any kind of additional limitation is contrary to the spirit of the present application.

Claims

1. A dual-side inspection component for simultaneously inspecting two adjacent sides of a chip, characterized in that: The invention comprises two camera units (2) with light sources, each of which can be arranged on two sides connected to a chip detection seat (1); a light shielding plate (3) is provided between the two camera units (2) to prevent the two camera units (2) from affecting each other during shooting; the light shielding plate (3) is provided on a light shielding plate fixing frame (4); The sunshade fixing frame (4) comprises a base (5), and a position adjustment component (6) is provided between the base (5) and the sunshade (3), and the position adjustment component (6) is used to adjust the position of the sunshade (3) in the vertical direction and / or the horizontal direction.

2. The dual side surface simultaneous inspection assembly for simultaneously inspecting two adjacent side surfaces of a chip according to claim 1, wherein, The positioning assembly (6) includes a vertical rod (7) fixed on the base (5), the vertical rod (7) is connected to the first cross rod (9) via a first optical axis cross connector (8), and the first cross rod (9) is connected to the light shielding plate (3).

3. The dual side surface simultaneous inspection assembly for simultaneously inspecting two adjacent side surfaces of a chip according to claim 2, wherein, The first crossbar (9) is connected to the second crossbar (18) via a second optical axis cross connector (17), and the second crossbar (18) is connected to the shading plate (3).

4. The dual side surface simultaneous inspection assembly for simultaneously inspecting two adjacent side surfaces of a chip according to claim 3, wherein, The shading plate (3) is arranged on the outer end of the second cross bar (18), and the inner end of the second cross bar (18) is connected to the second optical axis cross connector (17).

5. The dual side surface simultaneous inspection assembly for simultaneously inspecting two adjacent side surfaces of a chip of claim 4, wherein, The shading plate (3) is perpendicular to the central axis of the second crossbar (18), and the shading plate (3) and the second crossbar (18) are connected as one body.

6. The dual side surface simultaneous inspection assembly of any one of claims 1-5, wherein, The light shielding plate (3) is in the shape of a rectangular sheet, and a notch (26) is provided on the side edge of the bottom of the light shielding plate (3), and the height of the notch (26) is greater than the thickness of the chip.

7. The dual side surface simultaneous inspection assembly of any one of claims 1-5, wherein, The camera unit (2) comprises a camera and a fill light.

8. The dual side surface simultaneous inspection assembly of any one of claims 1-5, wherein, The camera unit (2) is connected to an XZ moving mechanism (27), a rotating fixed plate (31) is provided on the XZ moving mechanism (27), a rotating driver (32) is provided on the rotating fixed plate (31), an output end of the rotating driver (32) is connected to a rotating plate (33), the camera unit (2) is fixed to the rotating plate (33) via a fixing bracket (34), the rotating driver (32) can control the rotation of the rotating plate (33) to adjust the camera angle of the camera unit (2), and the rotating driver (32) is fixed at a position deviating from the rotation center of the rotating plate (33).

9. The dual side surface simultaneous inspection assembly of any one of claims 1-5, wherein, The angle formed by the intersection of the camera axes of the two camera units (2) is 90 degrees, and the angle formed by the intersection of the light shielding plate (3) or the extension line of the light shielding plate (3) and the camera axes of the camera units (2) is 45 degrees.

Images