TWI312415B - An examining apparauts for a component - Google Patents

Description

1312415 IX. Description of the Invention: [Technical Field] The present invention relates to a detecting device for a screw-solid component, and more particularly to reflecting a inside and a second end of a through-hole of a device to be tested by using a light source module and a plurality of reflecting units A complete image to detect the screwing element of the surface of the component to be tested. [Prior Art]

A detection device for a conventional screw-solid component, such as the new patent of the "nut-screening machine" of the Republic of China Announcement No. M299294, which comprises a nut conveyor, a detecting conveyor, an inner and outer diameter detecting device, a thread detecting device, and a row Material device and a storage table. The nut conveyor and the detecting conveyor are respectively provided with two guiding pieces and a conveying belt, and the two guiding pieces and the conveying belt system jointly form a conveying way, and the nut conveying machine selects to form an inclined angle with the detecting conveyor. And the conveying rail of the detecting conveyor is coupled to the rear end of the conveying rail of the nut conveyor to guide and convey a component to be tested from the nut conveyor to the detecting conveyor. The detecting conveyor is provided with a first adjusting seat and a second adjusting seat. The inner and outer diameter detecting devices are correspondingly disposed above the first adjusting seat, and the thread detecting device is correspondingly disposed above the second adjusting seat, and the inner and outer portions are respectively arranged inside and outside The diameter detecting device and the thread detecting device are respectively provided with an image sensor and a light source generator. One end of the discharging device is disposed corresponding to the rear portion of the first adjusting seat or the second adjusting seat, and the other end is connected to the storage table to discharge the device to be tested from the detecting conveyor. When the detecting device of the screw-solid element performs the detecting action, the first advantage

Ιι·,(Π·Ι Ltnilir.rk iloc —6 — (ΙΓ,. !.··* n [| AU 1312415 vibration mode arranges the components to be tested in sequence to the nut transport track; the component to be tested Passing through the nut conveyor, the machine should pass through the machine; when the component to be tested is on the outer diameter detecting device or the thread detecting device 2=two, the whole unit is 'inside the inner member, the twin reading Projecting a light source image sensor relative to the shadow or the thread detecting device, and generating the sufficient light source by tilting the square to obtain a sufficient light source to further detect the through hole image of the j7L piece. And the inner and outer diameter dimensions - the integrity and dimensional correctness of the piece. The outer diameter detecting device or the thread inspection position, for example, due to the integrity of the inner r, bite, ϋ 卩 卩 影像 image, to determine the snail Health; Wu difference H1 image will be produced due to the different angles of tilting shooting ~ use the image to detect the heat method. In addition, the detection device Lai Mim set the image sense Wei Wei _ to be tested; Detecting, but unable to check _ another hill surface of the component to be tested 'causes the product quality domain. Based on the above In view of the above, the present invention improves the above-mentioned disadvantages by providing a reflection unit between the image capturing unit and the light emitting element. Simultaneously using the -transporting unit to make a standby; the receiving unit passes between the light-emitting elements and the reflective element between the light-emitting elements, so that the image-taking unit directly obtains an image of the end surface of the detecting element, and indirectly obtains the image from the reflecting unit. Through hole of the component to be tested: Thread image of the part for detecting action. Thereby, avoiding the tilt angle ϋ vOl-l Uml., vPK Pi.f !, l:t02.u- die 1312415

Differently, the error of image size is reduced, thereby improving the overall detection accuracy and quality. SUMMARY OF THE INVENTION The main object of the present invention is to provide a detecting device for a screw-solid component, which is provided with a reflecting unit between an image capturing unit and a light-emitting element, and simultaneously uses a conveying unit to make a component to be tested. The detection operation is performed between the light-emitting element and the reflective element, so that the present invention has the effect of improving the detection accuracy. A secondary object of the present invention is to provide a detecting device for a screw-solid component, which is respectively provided with a first conveying unit and a second conveying unit, and the second conveying unit and the first conveying unit leave a detection gap for An image capturing unit captures an end image of a component to be tested, so that the invention has the effect of improving detection integrity. A detecting device for a screw-solid element according to the present invention comprises two conveying units and two detecting assemblies. The conveying unit is respectively provided with a conveying rail, and one of the conveying units is provided with a detecting hole. The two conveying units are respectively disposed obliquely on the two ends of a base, and a detecting gap and a height difference are left between the one conveying unit and the other conveying unit. Providing a reflection unit between the image capturing unit and the device under test in one of the detecting components, so as to capture the internal thread and the end face image of the device to be tested when the device to be tested passes through the detecting hole At the same time, the image capturing unit of the other detecting component takes an image of the other end surface of the detecting component when the detecting component passes the detecting gap to improve the accuracy and integrity of the detecting. [Embodiment]

- 8 卟.US. 11:11 W 1312415 In order to make the other objects, features and advantages of the present invention clearer, the following is a preferred embodiment of the present invention, and with reference to the drawings The detailed description is as follows: The test device (4) includes - the base i, the first - the transport unit 2, the _: = the transport 3, the first test assembly 4 and the second check seat are provided with two mounts u - the first adjustment seat 12 and one two = 13.筮一筮1 乐一五周全在在固定固定ITt 70 ^第二输送单元3 is an adjustable setting '木, and the first-conveying unit 2 and the second conveying unit 3 2 are inclined to the horizontal direction- The angle is appropriate so that the component to be tested 9 is moved downward by gravity. In addition, a -detection gap a is left between the first transport unit 2 and the second transport unit, and there is an appropriate high interest rate therebetween. The Haidi-adjusting seat 12 and the second adjusting seat 13 are respectively configured to respectively carry the second detecting component 4 and the second detecting component 5, and adjust the first detecting (10) and the second=component 5 and the to-be-tested (10) 9 The detection angle and the distance: the detecting component 4 and the second detecting component 5 are divided into a conveying unit 2 and the second conveying sheet. The different end faces of Haidi's measuring component 9 are TM1WX_ The waiting for the money is i and 2 _, the hairpin embodiment of the present invention is provided with a bottom plate 21 and two guiding pieces 22, The guide sheets should be disposed on the bottom plate 21 to collectively form a transport track 23. ^ ^ The width of the track 23 is preferably slightly equal to the outside of the device under test 9: The component to be tested 9 is transported through the first detection: 5. The end of the wheel track 23 is formed - a. ΠΙ - Ι (ιιιΛι·. η m > hn . « 1312415 231 width is gradually reduced to the same width as the transport track 23, and ^ with the transport track 23 is connected to receive the large number of the components to be tested 9 by the enlarged diameter portion 231. Further, a vibrating plate (not shown) is disposed on a side of the conveying track 23 adjacent to the enlarged diameter portion 231 to The bottom plate 21 is provided with a detection hole 211. The width of the bottom plate 21 is preferably smaller than the outer diameter of the component to be tested 9 to prevent the component to be tested 9 from falling off the detection hole 211. The first transport unit 2. Referring to the first and second embodiments, the second transport unit 3 of the preferred embodiment of the present invention is provided with a bottom plate 31 and two guiding pieces 32, and the guiding piece 32 is correspondingly disposed on The bottom plate 31 is formed to form a conveying rail 33. The width of the conveying lane 33 is preferably slightly equal to the outer diameter of the component to be tested 9 for conveying the component to be tested 9 through the first detecting component 4 and the second a detecting component 5. The conveying rail 33 forms an enlarged diameter portion 331 near one end of the first conveying unit 2, A larger conveying space is provided for the component to be tested 9. The width of the enlarged diameter portion 331 is gradually reduced to the same width as the conveying rail 33, and communicates with the conveying lane 33. The conveying lane 33 The last end is connected to a discharge unit (not shown) for conveying the element to be tested 9 into the discharge and storing it in the early stage. Referring to Figures 1 and 2, the preferred embodiment of the present invention The first detecting component 4 is provided with a first image capturing unit 41, a first light emitting component 42, a reflecting unit 43, and a first sensing switch 44. The first image capturing unit 41 and the first light emitting component 42 are The reflection unit 43 is disposed between the first image capturing unit 41 and the first conveying unit 2. The reflecting unit 43 is preferably a 10-1312415. The inductive switch 44 is preferably selected from an infrared sensing device, and has an opening end 441 and a closing end 442. The opening end 441 is correspondingly disposed on the detecting hole 211 adjacent to the expanding diameter. One end of the portion 231' and the closed end 442 are correspondingly provided The other end of the detecting hole 211 is configured to control the opening and closing operations of the first image capturing unit 41 and the first light emitting element 42. Referring to Figures 1 and 2, the preferred embodiment of the present invention The second detecting component 5 is provided with a second image capturing unit 51, a second light emitting component 52, and a second sensing switch 53. The second image capturing unit 51 and the first light emitting component 52 are disposed in the detecting gap. The second inductive switch 53 is preferably selected from an infrared sensing device, and has an opening end 531 and a closing end 532. The opening end 531 is correspondingly disposed at one end of the detecting gap ap, and is located at the same end. The second inductive switch 53 is configured to control the second image capturing unit 51. The second inductive switch 53 is configured to control the second image capturing unit 51. The second inductive switch 53 is configured to control the second image capturing unit 51. And opening and closing operations of the first light-emitting element 52. In addition, the first image capturing unit 41. and the second image capturing unit 42 are preferably stored in a photosensitive coupling element type (Charge c〇 Qiuyi “Device, CCD” or a supplementary oxidized metal semiconductor type [machi

Digital image capture component of Metal-CMde SemiC〇nductor, CM〇s]

. The first light-emitting element 41 and the second light-emitting element 42 are preferably selected from a light-emitting diode (LED). X Please refer to the photo of Figures 2 to 4, when the preferred embodiment of the present invention is used to detect the component to be tested 9, first stack the component to be tested 9 in the first input 11-1312415 The vibrating plate is activated on the enlarged diameter portion 231, so that the element to be tested 9 smoothly enters the channel 23 from the enlarged diameter portion 231 by vibration and gravity. After the device under test 9 passes through the opening end 441 of the first inductive switch 44 via the transport track 23, the first image extracting unit 41 and the first light emitting element 42 are quickly activated. When the device under test 9 is located on the detection hole 211, the first light-emitting element 42 projects a light source.

. The first image capturing unit 41 obtains a sufficient light source by passing the light source portion through the through hole (not shown) of the element to be tested 9. In the same portion, the light source of the other portion is reflected to the reflecting unit 43± via the shouting surface of the through hole of the device to be tested 9, so as to use the reflecting unit 43 to image the through hole image of the workpiece 9 to be tested. It is transmitted to the first image capturing unit 41. Thereby, the first image capturing unit 41 can clearly obtain the image of the inner and top surfaces of the device under test 9 (as shown in Fig. 4). Referring to FIGS. 2 to 4 again, after the image removal operation is completed, the T device 9 to be tested passes through the delivery end 23 through the closing end 442 of the first inductive switch to close the first image. The unit 4i and the first light-emitting element 42 are taken. Then, the device under test 9 passes through the opening end 531 of the sensing switch 53 via the transport track, and activates the second image-external-light-emitting element 52. Since the first transport unit 2 has the detection gap a, and the test element 9 passes between the two detections, the second light-emitting forest 52 projects. The light source is partially reflected into the second image-receiving early 51, and the second image-taking unit η is provided to obtain a sufficient 1312415 light source. Finally, please refer to the second inductive opening 53 after referring to the second to fourth openings. The image capturing unit 51 and the second light emitting element 52 are further closed by the to-be-rigid element 9 and then the second channel is turned off. The _ Temple measuring element 9 enters the =& transport unit 3. Thereby, the second image capturing unit ^ preliminarily cuts the storage device, and the end face image of the bottom surface is matched with the above-mentioned extraction: the top and bottom surfaces of the element 9 to be tested are 5^° on the same day. Whether it is complete or not, the present invention may indeed have 'and its inner screw is as described above' compared to the method of manufacturing the screw-solid element. From the inside of the through-hole of the element to be tested, the j-pair is diagonally-to-be-tested. The image is 'and can only l! Improve the detection accuracy and quality and other shortcomings. ^致, the mind has the first - image capturing unit: two: 3^ and ¥ ♦ the first element 42 is set between the reflection and the early warning is sent by the first conveying sheet W to the element to be tested 9 through the first Between the illuminating Tt member 42 and the first reflecting cultivating 41, the image of the end face and the internal thread of the device under test 9 is captured, and the second image capturing unit 51 and the second illuminating component 52 are used to capture the image. The other side of the component 9 is tested for the detection action. Thereby, the present invention can effectively improve the quality and accuracy of detection. While the invention has been described in connection with the preferred embodiments described above, it is not intended to limit the scope of the invention. The technical scope of the invention is protected, and therefore the scope of protection of the present invention is attached

13 «. Ί.1 ΧΊΙ.Π The definition of the patent scope of HS 1312415 shall prevail.

Ιΐ!·,(1,ι'ί'Κ Γηι !·Κ1ΓΙ'2.Τ2 rinc 14 •ill I ' --Η 1312415 [Simplified illustration] • Figure 1: The screw of the preferred embodiment of the invention A set of detecting devices of components is shown in a side view. Fig. 2 is a top view of a combination of detecting devices for a screw-solid component of a preferred embodiment of the present invention. FIG. 3 is a view showing a detecting device for a screw-solid component of a preferred embodiment of the present invention. FIG. 4 is a schematic diagram of an image captured by a first image capturing unit according to a preferred embodiment of the present invention. [Main component symbol description] 1 pedestal 11 fixing frame 12 first Adjustment seat 13 second adjustment seat 2 first conveying unit 21 bottom plate 211 detection hole 22 guide piece 23 conveying track 231 diameter expansion portion • 3 second conveying unit 31 bottom plate 32 guiding piece 33 conveying track 331 diameter expanding portion 4 first Detection component 41 first image capturing unit 42 first light-emitting element 43 reflection unit 44 first sensor switch female 441 open end 442 closed end > 5 second detection component 51 second image capturing unit 52 second light-emitting element 53 Second sense 1312415531 end switch 5329 is turned on to close a test element of the detector gap

L,n.1a l'i. I'a! 16

Claims (1)

^415, the scope of application for patents: 1. A detecting device for a screw-solid component, comprising a brother-and-wheel-feeding unit, M1 Μ古ΑΛ, a second wheel-feeding unit, which is provided with eight and five-wheeled tracks and a detection a wheel; the second wheel-feeding unit is disposed on a pedestal of the transporting single S, the first transporting unit is separated from the first ☆ ☆ and the height difference; a detection unit, an assembly, an image removal unit, and an illumination unit The unit and the light-emitting element respectively correspond to; two sides of the detection hole of the rain-fed unit, and the reflection unit is disposed between the image capturing unit and the first conveying unit; and - the second detecting piece is provided The image capturing unit and the light emitting component are disposed, and the image sensing unit of the second detecting component and the light emitting component 7C of the second detecting component are located on the same side of the detecting gap. The apparatus for detecting a screw-solid element according to claim 1, wherein one end of the conveying path of the first conveying unit and the second conveying unit forms an enlarged diameter portion. The detecting device 4 of the screw-solid element according to the first or second aspect of the patent application, wherein the width of the detecting hole is slightly smaller than the outer diameter of a member to be tested. According to the detecting device of the screw-solid component according to the second aspect of the patent application, wherein the first detecting component of the 5H is provided with a first inductive switch, the first inductive switch has an open end and a closed end, and the first inductive switch The opening end of the sensing hole is not adjacent to the end of the enlarged diameter portion, and the closing end of the first sensing surface is correspondingly disposed at the other end of the detecting hole.检测 λ fi fi fi fi λ λ λ λ ] ] ] ] ] ] ] ] ] 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺a second inductive switch, the second inductive switch is provided with an opening end and a closing end, and the opening end of the second inductive switch is correspondingly disposed at one end of the detecting gap and disposed on the first conveying unit; the second sensing The closed end of the switch is correspondingly disposed at the other end of the detecting gap and located on the second conveying unit. 6. A detecting device for a screw-solid component according to item 3 of the patent application scope, The second detecting component is provided with a second sensing switch, the second sensing switch is provided with an opening end and a closing end, and the opening end of the second sensing switch is correspondingly disposed at one end of the detecting gap, and is disposed at the first The closing end of the second inductive switch is correspondingly disposed at the other end of the detecting gap and located on the second conveying unit. 7. The detecting device for a screw-solid component according to claim 1, wherein a discharge unit is further connected to the end of the conveying lane of the second conveying unit to store one of the storage completion detections. The component to be tested. 8. A detecting device for a screw-solid component according to claim 1 of the patent application scope, The image capturing unit of the first detecting component and the second detecting component is selected from one of a CCD type and a CMOS type digital image capturing unit. 9. The detecting device of the screwing component according to claim 6 of the patent application scope The first inductive switch and the second inductive opening relationship are selected from an infrared sensing device. isndH'n 4oc 18 mti ii.it ω 1312415 VII. Designated representative map: (1) The representative representative of the case is: (3). (2) Brief description of the components of the representative diagram: 1 Base 11 Fixing frame 12 First adjusting seat 13 Second adjusting seat 2 First conveying unit 21 Base plate 211 Detection hole 22 Guide piece 3 Second conveying unit 31 Floor 32 Guide piece 4 first detecting component 41 first image capturing unit 42 first light emitting element 43 reflecting unit 44 first sensing switch 441 open end 442 closed end Μ 5 ύ second detecting component 51 second image capturing unit 52 Second light-emitting element 53 Second sensor switch 531 Open end 532 Close end 9 Test element a Detection gap 8. If there is a chemical formula in this case, please reveal the chemical formula that best shows the characteristics of the invention··