TWI769698B - Image taking apparatus and handler using the same - Google Patents

Abstract

The present invention reveals an image taking apparatus, including a driving mechanism, a focusing mechanism, and an imaging mechanism. The driving mechanism has a moving member which includes a first transmission member. The moving member can move along a driving axis. The focusing mechanism has a supporting member which includes a second transmission member. The second transmission member is driven by the first transmission member, driving the supporting member to move. The imaging mechanism has at least one imaging device which is disposed on the supporting member. The supporting member can move the image device vertically to fit with the focus length. Therefore, image resolution can be improved.

Description

Image pickup device and operating equipment for its application

The invention provides an image capturing device which can adjust the image capturing focal length of the imager to improve the image capturing quality.

Nowadays, electronic components are getting smaller and more precise. It is very important to accurately align the contacts of the electronic components with the probes of the test seat. At present, the test operation equipment is equipped with a test seat with a probe on the machine table, and is crimped The electronic component is moved to the top of the test seat by the device, and an image pickup device is arranged on the side of the test seat. The moving platform is used to drive the image pickup device to horizontally displace between the electronic component and the test seat at a fixed image pickup height. The imager takes images of the electronic components and the test seat, so as to determine whether the contacts of the electronic components and the probes of the test seat are aligned with each other from the imaging data, so as to adjust the placement position of the electronic components; however, different types of electronic components , The type and height of the test stand used are also different, but the moving platform of the image acquisition device can only drive the image finder to move horizontally, and the test stand is taken at a fixed image acquisition height, resulting in the image finder. Depending on the height of the test seat, it is easy to cause the image to be out of focus and blurred, which not only affects the image acquisition quality of the viewfinder, but also cannot determine whether the contact of the electronic component and the probe of the test seat are accurately aligned, thus affecting the test. quality.

The first object of the present invention is to provide an imaging device, which includes a driving mechanism, a focusing mechanism and an imaging mechanism. Displacement, the focusing mechanism is provided with a carrier with a second transmission component, and the second transmission component is driven by the first transmission component of the moving tool, so that the carrier is displaced and actuated, and at least one imager of the imaging mechanism is assembled on the carrier, It is driven by the carrier to move to different heights for taking images, so as to adjust the focal length of the image finder for different objects; in this way, the working position of the objects can be seen, and the driving mechanism and the focusing mechanism are used to adjust the capturing mechanism of the imaging mechanism for different objects. The image focal length can be obtained to obtain clear image data, thereby improving the image quality.

The second objective of the present invention is to provide an imaging device, in which the moving part of the driving mechanism and the carrier of the focusing mechanism are arranged in parallel, so that the overall height of the imaging device can be reduced, so that the imaging device is suitable for a narrow space environment, and further Improve use efficiency.

The third object of the present invention is to provide an operation equipment, including a machine, a feeding device, a receiving device, an operating device, an imaging device of the present invention, and a central control device. The feeding device is arranged on the machine, and is provided with at least one supply a material container for accommodating at least one electronic component to be operated; the material receiving device is arranged on the machine table, and at least one material receiving container is provided for accommodating at least one electronic component that has been operated; the working device is arranged in The machine table is provided with an operating mechanism and a conveying mechanism. The operating mechanism is used for performing preset operations on the electronic components, and the conveying mechanism is used for conveying the electronic components; the imaging device of the present invention is arranged on the machine table, and is provided with a driving mechanism, a focusing mechanism and The imaging mechanism is used for the operating mechanism and electronic components of the imaging operation device; the central control device controls and integrates the actions of each device to perform automatic operations.

10: imaging device

111: Motor

112: Screw screw seat group

113: Mobile

114: Oblique guide groove

115: The first slide rail group

121: Carrier

1211: The first side

1212: Second side

122: Roller

123:Fixed frame

1231: Through hole

124: The second rail group

131: Viewfinder

1311: The first imaging department

1312: The second imaging department

14: Link Board

15: Mobile Platforms

21: Machine

22, 22A: Test seat

23, 23A: Electronic components

24: Conveyor

A: Drive axis

B: take the image axis

L1: The first acquisition height

L2: Second acquisition height

30: Machine

40: Feeding device

41: Feed container

50: Receiving device

51: Receiving container

60: Working device

611: circuit board

612: Test seat

62: First Pickup

63: The first stage

64, 64A: crimper

65: Test Room

651: Fluid Delivery Tube

66: Temperature control

67: Second stage

68: Second Pickup

FIG. 1 is a top view of the imaging device of the present invention.

Figure 2: Front view of the imaging device of the present invention.

FIG. 3 is a schematic diagram (1) of the use of the imaging device of the present invention.

FIG. 4 is a schematic diagram (2) of the use of the imaging device of the present invention.

FIG. 5 is a schematic diagram of the use of the imaging device of the present invention (3).

FIG. 6 is an enlarged schematic view of FIG. 5 .

Fig. 7: Test equipment of the first embodiment of the present invention.

FIG. 8 is a schematic diagram of the working device according to the first embodiment of the present invention.

Fig. 9: Test equipment of the second embodiment of the present invention.

FIG. 10 is a schematic diagram of the working device according to the second embodiment of the present invention.

Fig. 11: Test equipment of the third embodiment of the present invention.

In order to make your examiners have a further understanding of the present invention, a preferred embodiment is hereby exemplified in conjunction with the drawings. The detailed description is as follows: Please refer to FIGS. 1 and 2. The imaging device 10 of the present invention includes a driving mechanism and a focusing mechanism. and imaging agencies.

The driving mechanism is provided with at least one movable tool that can be displaced and actuated, and the movable device is provided with a first transmission component; further, the driving mechanism uses a driving source to drive the moving tool to displace, that is, the driving source drives the moving tool to move along the drive axis A to drive the displacement. The source can be a pressure cylinder, a motor or a motor and a transmission group; the moving tool can be a block, a wedge block or a cam, the first transmission part can be an oblique guide groove, a wedge surface, a cam surface or a roller, etc., and the drive axis A can be The linear axis or the rotational axis is not limited to this embodiment.

In this embodiment, the drive source of the drive mechanism is arranged in a drive axis A in the X direction, including a motor 111 and a drive transmission group, the drive transmission group is a screw base set 112, and the screw base of the screw base set 112 is assembled to move. In the tool 113, a first transmission part which is an oblique guide groove 114 is provided inside the moving tool 113; and at least one first sliding rail group 115 arranged on the driving axis A is arranged on the top surface of the moving tool 113 to assist in the linear displacement .

The focusing mechanism is provided with a carrier with a second transmission component, and the second transmission component is driven by the first transmission component of the driving mechanism to make the carrier move; further, the carrier is arranged in parallel with the moving tool 113; The two transmission parts can be rollers or oblique guide grooves, for example, the first transmission part is an oblique guide groove, and the second transmission part is a roller; otherwise, the first transmission part is a roller, and the second transmission part is an oblique guide groove; in this implementation For example, the carrier 121 is provided with a second transmission member on the first surface 1211 of the roller 122 , and the roller 122 is embedded in the oblique guide groove 114 of the moving tool 113 .

Furthermore, one side of the carrier 121 is provided with a fixing frame 123 , the fixing frame 123 , the carrier 121 and the moving tool 113 are arranged in parallel, and a second slide rail group 124 is arranged between the fixing frame 123 and the carrier 121 to assist the carrier 121 is linearly displaced; in this embodiment, the carrier 121 is provided with a fixing frame 123 in front of the first surface 1211, and the fixing frame 123 is provided with a through hole 1231 for passing the roller 122 of the carrier 121; however, the shape of the fixing frame 123 may be The size can also avoid the position of the roller 122, so there is no need to open a through hole, which is not limited to this embodiment.

The image pickup mechanism is equipped with at least one image pickup device on the carrier 121 for capturing the image object, and the image pickup device is displaced by the carrier 121 to adjust the image pickup focal length; further, the image pickup device is matched with at least one pickup device according to operational requirements. The imaging part is used to capture images of at least one object; and the imaging mechanism can be configured with at least one imaging part along the imaging axis B, more preferably, the imager can be configured with a plurality of imaging parts, and the plurality of imaging parts can capture a plurality of images In this embodiment, the imaging mechanism is equipped with a CCD imager 131 on the second surface 1212 of the carrier 121, and the carrier 121 drives the displacement To different image capturing heights, the imager 131 is configured with a plurality of image capturing portions along the image capturing axis B, and the plurality of image capturing portions include a first image capturing portion 1311 and a second image capturing portion 1312, to capture images of different objects ( such as electronic components and test sockets).

However, the image finder of the image capturing mechanism is assembled at different angles according to the operation requirements, and the image capturing portion of the image capturing mechanism is assembled with the image finder at different angles according to the operation requirements. The second image capturing unit 1312 only needs to capture the image object.

Referring to FIG. 3 , the imaging device 10 of the present invention can be mounted on the machine table 21 or the mobile platform 15 , for example, the imaging device 10 is mounted on the machine table 21 , and the fixed-point imaging object, for example, the imaging device 10 is mounted on the mobile platform 15 , and image different objects at different positions; in this embodiment, the image capturing device 10 connects the motor 111 of the driving mechanism, the fixing frame 123 of the focusing mechanism, the sliding rails of the first sliding rail group 115 and the moving platform by the connecting plate 14 15, so that the moving platform 15 can drive the motor 111, the carrier 121 and the imager 131 through the connecting plate 14 to move in multiple directions to adjust the placement position; in addition, a test seat 22 with a probe is provided on the machine table 21 for For testing the electronic components 23 , a conveyor 24 is arranged above the test seat 22 for transferring the electronic components 23 .

Please refer to FIGS. 1 and 4 , when the conveyor 24 transfers the electronic components 23 to the top of the test seat 22 , the moving platform 15 of the imaging device 10 drives the driving mechanism, the focusing mechanism and the imaging mechanism synchronously along the connecting plate 14 The drive axis A is displaced, so that the first image capturing part 1311 and the second image capturing part 1312 of the image capturing mechanism are located between the electronic component 23 and the test seat 22, and the imager 131 is located at the first image capturing height L1 to capture the image. The detector 131 uses the first image capturing part 1311 to take images of the electronic component 23 upward along the image capturing axis B, and uses the second image capturing part 1312 to take images of the test seat 22 downward along the image capturing axis B, and the imager 131 images the electronic components. The data and the test seat image data are transmitted to a processor (not shown in the figure) for judging whether the contacts of the electronic components 23 and the probes of the test seat 22 are accurately aligned, so that the conveyor 24 can accurately move the electronic components 23 into the test 22 to perform the test operation.

Please refer to FIGS. 1 , 5 and 6 . When taking images of different electronic components 23A, the imaging mechanism can cooperate with the conveyor 24 to move in the Z direction to adjust the transfer height of the electronic components 23A to match the focal length of the imager 131 . ; However, due to the different types of test seat 22A, the volume height is not the same, in the test seat 22A solid Under the condition of being installed on the machine table 21 , the focal length of the imager 131 for taking the test seat 22A must also be changed, so as to clearly capture the image of the test seat 22A.

When the machine 21 is equipped with different types of test bases 22A, the motor 111 of the imaging device 10 drives the moving tool 113 to move along the driving axis A through the screw base of the screw base set 112 . The roller 122 of the bearing carrier 121 is displaced downward, the roller 122 is the transmission carrier 121 synchronously displaced, and the carrier 121 uses the second slide rail group 124 to linearly move downward along the imaging axis B in the Z direction to drive the imaging device 131 , the first image capturing part 1311 and the second image capturing part 1312 are displaced downward synchronously, and the imager 131 is adjusted from the first image capturing height L1 to the second image capturing height L2 to adjust the first image capturing part 1311 to the electronic components The imaging focal length of 23A, and adjusting the imaging focal length of the second imaging part 1312 to the test seat 22A, so that the imager 131 is matched with the first imaging part 1311 and the second imaging part 1312 to clearly capture the electronic components 23A and 23A respectively. The test seat 22A is used for the processor (not shown in the figure) to accurately determine whether the contact point of the electronic component 23A and the probe of the test seat 22A are accurately aligned according to the clear electronic component image data and the test seat image data, so that the conveyor 24 precisely moves the electronic component 23A into the test seat 22A to perform the test operation.

Please refer to FIGS. 1 to 2 , 7 and 8 , the testing equipment according to the first embodiment of the present invention includes a machine 30 , a feeding device 40 , a receiving device 50 , an operating device 60 , the imaging device 10 of the present invention, and a central control device (not shown). The feeding device 40 is disposed on the machine table 30 and is provided with at least one feeding container 41 for accommodating at least one electronic component to be processed. In this embodiment, the feeding device 40 faces from the front section of the machine table 30 . The rear section conveys a plurality of feeding containers 41 for electronic components to be tested; the receiving device 50 is arranged on the machine table 30, and is provided with at least one receiving container 51 for accommodating at least one electronic component that has been processed , in this embodiment, the receiving device 50 conveys the receiving container 51 with a plurality of tested electronic components from the rear section of the machine 30 to the front section; the central control device controls and integrates the actions of each device to perform automated operations .

The operation device 60 is arranged on the machine table 30 and is provided with an operation mechanism and a conveying mechanism. The operation mechanism is provided with at least one operator for performing preset operations on the electronic components, and the conveying mechanism is provided with at least one conveyor for conveying the electronic components. . In this embodiment, the operating device of the operating mechanism is a tester, and the tester has an electrically connected circuit board 611 and a test seat 612 for holding and testing electronic components; the conveying mechanism is provided with a first pick-up tool 62 . A conveyor is used to take out the electronic components to be tested from the feeding device 40 and transfer them to a second conveyor which is the first stage 63 , and the first stage 63 transports the electronic components to be tested to the top of the test seat 612 A crimper 64 located above the test seat 612 takes out the electronic components to be tested on the first stage 63; and the operating device 60 further includes a temperature control mechanism, which is provided with a temperature control on the crimper 64 of the conveying mechanism ; The operating device is provided with a test chamber 65 outside the operating device of the operating mechanism; in this embodiment, the operating device 60 is provided with a test chamber 65 outside the test seat 612, during the cold test operation, the fluid conveying pipe 651 is used to transport dry The air is sent to the test chamber 65, and the temperature control mechanism is provided with a temperature control 66 on the crimper 64 for temperature control of the electronic components, so that the electronic components can perform the test operation under the simulated environment temperature for future use.

However, according to the operation requirements, during the thermal measurement operation, a blower can be arranged in the test chamber 65 for blowing hot air to heat up the interior of the test chamber 65 .

The imaging device 10 of the present invention is disposed on the machine table 30 and includes a driving mechanism, a focusing mechanism and an imaging mechanism. Each mechanism is as described above. In this embodiment, the moving platform 15 of the imaging device 10 drives the imaging device 131 to operate. The drive axis A is displaced so that the first image pickup portion 1311 and the second image pickup portion 1312 of the image finder 131 are located between the electronic components and the test seat 612, and the driving mechanism uses the moving tool 113 to drive the carrier 121 and the image finder 131 along the The imaging axis B is linearly displaced to adjust the imaging focal lengths of the first imaging part 1311 and the second imaging part 1312 of the imaging device 131 for the electronic components and the test seat 612, and the electronic components and the test seat 612 are clearly captured. , so that the processor (not shown) can accurately determine whether the contacts of the electronic components and the probes of the test seat 612 are accurately aligned. After the image acquisition is completed, the imager 131 is reset, and the crimper 64 moves the electronic component to be tested into the test seat 612 for execution. After the test operation is completed, the crimper 64 moves the tested electronic components out of the test seat 612 , the first stage 63 is displaced to the underside of the crimper 64 to hold the tested electronic components, and is moved out of the test chamber 65 for the first stage 63 A pick-up tool 62 takes out the tested electronic components from the first stage 63, and according to the test results, transfers the tested electronic components to the receiving device 50 for storage and sorting.

Please refer to FIGS. 1-2, 9, and 10. The operation equipment of the second embodiment of the present invention is equipped with the same machine 30, feeding device 40, receiving device 50, and image capturing device of the present invention as the operation equipment of the first embodiment. The device 10 and the central control device (not shown in the figure) will not be described again; the difference between the second embodiment of the present invention and the first embodiment is that the conveying device 60 further includes a third conveyor and a fourth conveyor. The tested electronic components are carried out by the fourth conveyor, and the tested electronic components are transferred between the third conveyor and the receiving device 50 by the fourth conveyor; in this embodiment, the first pick 62 of the conveying device 60 moves the electronic components to be tested The first stage 63, the first stage 63 loads the electronic components to be tested into the test chamber 65, after the test is completed, one is the third conveyor of the second stage 67 to carry out the tested electronic components, and the other is the second pick-up The fourth conveyor with 68 takes out the tested electronic components from the second stage 67 and transfers them to the receiving device 50 for receiving.

Please refer to FIGS. 1-2 and 11 , the operation equipment of the third embodiment of the present invention is equipped with the same machine table 30 , the feeding device 40 , the receiving device 50 , and the imaging device 10 of the present invention as the operation equipment of the first embodiment. and the central control device (not shown in the figure), so it will not be repeated; the difference between the third embodiment of the present invention and the first embodiment is that the second conveyor is used for the first conveyor to pick and place electronic components, and to transport electronic components components to the side of the operator, the crimper transfers the electronic components on the second conveyor and the operator; in this embodiment, the first pick-up tool 62 moves the electronic components to be tested into the first stage 63, A carrier 63 loads the electronic components to be tested into the test chamber 65 and is located at the side of the test seat 612 . The crimper 64A takes out the electronic components to be tested from the first carrier 63 and moves them into the test seat 612 to perform the test operation. When the test is complete, the crimper 64A will be tested The electronic components are moved into the second stage 67 , and the second stage 67 carries the tested electronic components out of the test chamber 65 for the second picker 68 to transfer the tested electronic components on the second stage 67 to the receiving device 50 receipts.

10: imaging device

111: Motor

112: Screw screw seat group

113: Mobile

114: Oblique guide groove

115: The first slide rail group

121: Carrier

122: Roller

123:Fixed frame

1231: Through hole

124: The second rail group

131: Viewfinder

1311: The first imaging department

1312: The second imaging department

A: Drive axis

B: take the image axis

Claims (17)

An imaging device, comprising: Drive mechanism: set at least one movable tool that can be displaced and actuated, the moving tool is provided with a first transmission moving parts; Focusing mechanism: at least one carrier is provided, the carrier is provided with a second transmission component, the first Two transmission parts for the driving and displacement of the first transmission part of the driving mechanism , so that the carrier is displaced; Image capturing mechanism: at least one image capturing device is assembled on the carrier for capturing the image object, the image capturing A device is used for the carrier to drive the displacement to adjust the focal length of the image. The imaging device according to claim 1, wherein the driving mechanism drives the moving tool to displace with a driving source. The imaging device according to claim 1, wherein the driving mechanism is provided with at least one first slide rail group on the moving device. The imaging device according to claim 1, wherein a fixing frame is provided on one side of the carrier of the focusing mechanism, and a second slide rail group is arranged between the fixing frame and the carrier. The image capturing device of claim 1, wherein the imager of the image capturing mechanism is equipped with at least one image capturing portion for capturing the object. The image capturing device of claim 1, wherein the imager of the image capturing mechanism is equipped with a plurality of image capturing parts for capturing images of a plurality of objects. The image capturing device of claim 6, wherein the plurality of image capturing parts comprise a first image capturing part and a second image capturing part for capturing images of the plurality of objects. The imaging device according to any one of claims 5 to 7, wherein the imaging part is a diamond mirror or a total reflection mirror. The imaging device according to any one of claims 1 to 7, wherein the moving means and the carrier are arranged in parallel. The imaging device according to any one of claims 1 to 7, wherein the moving tool is a block , wedge block or cam. The imaging device according to any one of claims 1 to 7, wherein the first transmission part of the moving tool is an oblique guide groove, a wedge surface, a cam surface or a roller, and the second transmission part is a roller or an oblique guide Guide slot. The imaging device according to any one of claims 1 to 7, further comprising a moving platform, the moving platform is used for displacement in a plurality of directions, and is equipped with the driving mechanism. A work equipment comprising: Machine; Feeding device: It is arranged on the machine and is provided with at least one feeding container for accommodating to One less electronic components to be operated; Receiving device: It is arranged on the machine and has at least one receiving container for accommodating to One less electronic component that has been operated; Working device: It is arranged on the machine, and is equipped with a working mechanism and a conveying mechanism. The mechanism is provided with at least one operator for performing preset operations on the electronic components, and the conveying mechanism is provided with at least one conveyor for transporting the electronic components; At least the image capturing device as described in claim 1: disposed on the machine for capturing images of the operation devices and electronic components; Central control device: to control and integrate the actions of various devices to perform automated operations. The work equipment as claimed in claim 13, wherein the conveying mechanism of the work device is provided with There are a first conveyor, a second conveyor and a crimper, the first conveyor is used for taking out the electronic components of the feeding device, and the second conveyor is used for the first conveyor to take and place the electronic components , and convey electronic components to the top of the operator, and the crimper is arranged above the operator for transferring electronic components to the second conveyor and the operator. The work equipment as claimed in claim 13, wherein the conveying mechanism of the work device is provided with There are a first conveyor, a second conveyor and a crimper, the first conveyor is used for taking out the electronic components of the feeding device, and the second conveyor is used for the first conveyor to take and place the electronic components , and convey electronic components to the side of the operator, and the crimper transfers electronic components to the second conveyor and the operator. The work equipment as claimed in any one of claims 13 to 15, wherein the work device is more A temperature control mechanism is included, and the temperature control mechanism is provided with at least one temperature control device on the crimper. The operation equipment of claim 16, wherein the operation device further comprises a test room, The test chamber hood is placed outside the operator.

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