TWI658978B - Positioning mechanism of conveying device and operation equipment applied thereto - Google Patents

Abstract

A positioning mechanism of a conveying device is provided with a positioning device having a first positioning device and a second positioning device, and a carrier tape with electronic components is provided between the first positioning device and the second positioning device. The second positioning tool is provided with an opening that exposes the electronic components on the carrier tape, and the first positioning tool or the second positioning tool is provided with at least one positioning member for positioning the carrier tape, and at least A positioning driver drives the first positioning tool or the second positioning tool of the positioning member to move in the first direction, thereby positioning the positioning member on the first positioning tool or the second positioning tool to prevent the offset, so as to ensure the loading. The electronic components on the belt accurately perform preset operations to achieve practical benefits of improving operation quality.

Description

Positioning mechanism of conveying device and operation equipment applied thereto

The invention provides a positioning mechanism capable of positioning a carrier tape with electronic components to prevent displacement, so as to ensure that the electronic components accurately perform a preset operation at a preset position, thereby improving the quality of the operation.

At present, electronic components are increasingly miniaturized and assembled on a carrier tape made of a flexible material (such as a thin film carrier tape). To ensure the quality of the electronic components, the industry performs test operations on the electronic components with test equipment and eliminates them. Defective products; please refer to Figures 1 and 2. The test equipment is equipped with a test device 11 with a probe card 111, and a conveyor 12 is arranged on one side of the test device 11, and the conveyor 12 is equipped with a The carrier 121 is displaced in the X direction. The carrier 121 is equipped with two conveyer belts 13. The upper sprocket 122 and the lower sprocket 123. The carrier belt 13 has a plurality of electronic components 14 and a plurality of cards are opened on both sides. The hole 131 is fitted into the upper sprocket 1221 and the lower sprocket 1231 under the upper sprocket 122, and a support plate 142 fixed to the back of the carrier belt 13 is fixed on the carrier 121; During the test, the carrier 121 of the conveying device 12 is a carrier tape 13 of the electronic component 14 of the drive device, and the probe card 11 of the test device 11 faces X as X It is displaced to make the electronic component 14 contact the probe card 111 to perform the test operation. However, since the carrier tape 13 is a flexible and flexible film tape body, both ends of the carrier tape 13 are wound and fitted to the upper sprocket 122 and lower. The sprocket wheel 123 will not be arbitrarily shifted to the left and right sides. However, the carrier tape 13 has no positioning design with respect to the middle band of the probe card 111, resulting in the middle band having freedom to shift to the left and right sides. When the middle section of the carrier tape 13 is shifted to the left or right, the electronic component 14 cannot be positioned at the preset operation position, in other words, the contacts of the electronic component 14 cannot be accurately aligned to contact the probe card 111. The probe is used to perform the test operation, which affects the test accuracy and test quality. Especially for testing precision electronic components, the positioning accuracy of the carrier tape 13 is more important.

An object of the present invention is to provide a positioning mechanism of a conveying device, which is provided with a positioner having a first positioner and a second positioner, and a space between the first positioner and the second positioner is provided. An accommodation space for passing the carrier tape with electronic components, the second positioning tool is provided with an opening for exposing the electronic components on the carrier tape, and at least one positioning carrier is provided on the first positioning tool or the second positioning tool. The positioning member of the belt, and the first positioning tool or the second positioning tool of at least one positioning driver driving device positioning member is displaced in the first direction, so that the positioning member on the first positioning tool or the second positioning tool positions the carrier tape And prevent the deviation, to ensure that the electronic components on the carrier tape accurately perform the preset operation, and achieve the practical benefits of improving the quality of the operation.

The second object of the present invention is to provide a positioning mechanism of a conveying device, wherein the positioner is provided with at least one positioning member which is a positioning tooth or a positioning pin on the first positioning tool or the second positioning tool so as to be embedded in the carrier tape. The card hole can more accurately position the carrier tape to achieve practical benefits of improving the use efficiency.

A third object of the present invention is to provide a positioning mechanism of a conveying device, wherein the positioning mechanism is provided with at least one distance changer to adjust the position of at least one positioning member that is a positioning tooth or a positioning pin, so that the positioning member is accurately embedded. The card hole in the carrier tape achieves practical benefits of improving convenience.

A fourth object of the present invention is to provide a working device using a positioning mechanism of a conveying device, which includes a machine, a working device, a conveying device, and a central control device. The conveying device is arranged on the machine and is provided with a bearing mechanism, The conveying mechanism and the positioning mechanism of the present invention use a carrier tape and a positioning carrier tape of the conveyer's electronic components. The operating device is arranged on the machine and is provided with at least one pair of electronic components to perform preset operations. The control device is used to control and integrate the actions of various devices to perform automatic operations to achieve practical benefits of improving operation efficiency.

In order to make the Qiangui reviewing committee to further understand the present invention, a preferred embodiment will be given in conjunction with the drawings, and the details are as follows:

Please refer to FIGS. 3 and 4. The conveying device 20 includes a first embodiment of a bearing mechanism 21, a conveying mechanism 22, and a positioning mechanism 23 of the present invention. The bearing mechanism 21 is provided with at least one driven by a bearing driver in a first direction ( (Such as X direction) displacement of the carrier, and further, the carrier driver may be a cylinder or a linear motor, or a motor and a gear driven by the motor. In this embodiment, the carrier driver is provided with a motor 211. The motor 211 drives a transmission gear arranged in the X direction and is a screw and screw seat group 212. The screw seat of the screw and screw seat group 212 is connected to a transmission frame 213 for X direction displacement, and the load driver can be fixed to the machine. The frame is driven by a transport driver for displacement in the first, second, and third directions (such as the X, Y, and Z directions); the conveying mechanism 22 is mounted on the carrier frame 213 of the carrier mechanism 21, and a first frame is provided on the carrier frame 213. A conveying wheel 221 and a second conveying wheel 222 are used for a carrier tape of the electronic components of the conveyer. In this embodiment, the first conveying wheel 2 1 and the second conveying wheel 222 are sprocket with teeth, and are arranged up and down. The first conveying wheel 221 is used to input the carrier tape with the electronic components to be tested, and the second conveying wheel 222 is used to output the Measuring the carrier tape of electronic components; the positioning mechanism 23 is provided with at least one first positioning device 231 and a second positioning device 232, the first positioning device 231 and the second positioning device 232 are oppositely arranged, and An accommodation space is provided between the two for the carrier tape to pass through. The first positioning tool 231 is provided with a first joint surface 2311 adhering to the first surface of the carrier tape. Furthermore, the first positioning tool 231 may be an independent plate or a panel of the carrier 213, and may be fixed or movable. In this embodiment, the first positioning device 231 is an independent plate and the second positioning device 232 is provided with at least one opening portion 2321 that can expose the electronic components of the carrier tape, and is provided with a second joint surface 2322 adhering to the second surface of the carrier tape. Furthermore, the second positioning tool 232 can be provided. Two positioning plates arranged in the Ｚ direction, and the two positioning plates are kept at an appropriate distance to form an opening portion 321, or the second positioning tool 232 is provided with a through hole as an opening portion 321 on a panel arranged in the Ｚ direction. Both types can be used to expose the electronic components of the carrier tape. The second positioning device 232 can be fixed or movable. In this embodiment, the second positioning device 232 is provided with two components. A positioning plate arranged in the Y direction, and the two positioning plates are kept at an appropriate distance to form an opening 2321, and the positioner is provided with at least one positioning member for positioning the carrier tape on the first positioning device 231 or the second positioning device 232 Furthermore, the positioning member may be the first joint surface 2311 of the first positioning tool 231 or the second joint surface 2322 of the second positioning tool 232. The positioning member may also be designed as a positioning tooth or a positioning pin, and may be Fixed configuration or movable configuration, for example, fixed positioning teeth on the second joint surface 2322 of the second positioning tool 232, or on the second joint surface 23 22 The positioning tooth with movable variable distance is not limited to the type disclosed in the present invention. In this embodiment, the positioner uses the second joint surface 2322 of the second positioner 232 as a positioning component. The carrier tape is positioned by crimping, and the positioning mechanism 23 is driven by at least one positioning driver to drive the first positioning device 231 of the positioning device or the second positioning device 232 with the positioning member to move in the first direction or drive the first positioning device. A positioning device 231 and a second positioning device 232 make relative displacement. Furthermore, the positioning driver may be a cylinder or a linear motor, or include a motor and a transmission device driven by the motor. In this embodiment, the first positioning device 231 is fixed on the supporting frame 213, and the positioning driver is a pressure cylinder 233, and is assembled on the supporting frame 213 to drive the second positioning tool 232 with the positioning component (ie, the second joint surface 2322) relative to the first positioning tool 231 for X-direction displacement.

Please refer to FIGS. 5 and 6 for a schematic diagram of the application of the conveying device 20 of the present invention to electronic component testing equipment. The operating device 30 of the testing device is equipped with a tester with a probe card 32 on a carrier plate 31. The needle card 32 is a probe with test electronic components; the conveying device 20 is assembled on one side of the working device 30, and the opening 2321 of the second positioning tool 232 is oriented toward the probe card 32, the first of the conveying device 20 The conveying wheel 221 is used to input the carrier tape 41 with the electronic component 42 to be tested, and the second conveying wheel 222 is used to output the carrier belt 41 with the measured electronic component 42. The load between the first conveying wheel 221 and the second conveying wheel 222 The belt 41 is inserted into the accommodating space between the first positioning device 231 and the second positioning device 232, so that the electronic component 42 to be tested on the carrier tape 41 is located at the opening portion 2321 of the second positioning device 232 to perform the test operation. After the electronic component 42 completes the test operation, the carrier tape 41 is output by the second conveying wheel 222.

Please refer to Fig. 7. During the test, the first conveying wheel 221 and the second conveying wheel 222 transport the carrier belt 41 for displacement in the y-direction to drive the electronic component 42 to be tested to a preset test position. The middle band of the carrier belt 41 is shifted left and right, which affects the accuracy of the alignment of the electronic components 42. The conveying device 20 drives the second positioning device 232 to the first positioning device 231 in the X direction with the pressure cylinder 233 of the positioning mechanism 23 The displacement causes the second joint surface 2322 of the second positioning device 232 to press against both sides of the second surface of the carrier tape 41, and the first surface of the carrier belt 41 rests on the first joint surface of the first positioning device 231 2311, the carrier tape 41 is positioned between the first positioning device 231 and the second positioning device 232 to prevent left and right offset, so that the contacts of the electronic component 42 are accurately aligned with the probes of the probe card 32.

Please refer to Figs. 8 and 9. After positioning the carrier tape 41 and the electronic components 42, the carrier mechanism 21 of the conveying device 20 is driven by a motor 211 to drive the screw screw group 212, and is connected to the screw with the screw screw group 212. The carrier frame 213 is displaced in the X direction, so that the carrier frame 213 drives the transport mechanism 22, the positioning mechanism 23, and the carrier belt 41 with electronic components 42 to move synchronously. Since the second positioning device 232 of the positioning mechanism 23 is provided with an opening 2321 The component 42 is exposed, and the carrier tape 41 is positioned with the second joint surface 2322, so that the contacts of the electronic component 42 can accurately and electrically contact the probes of the probe card 32 to perform the test operation, thereby achieving the practicality of improving the test quality. benefit.

Please refer to FIG. 10 and FIG. 11, which are the second embodiment of the positioning mechanism 23 of the present invention. The difference from the first embodiment is that the positioner of the positioning mechanism 23 is attached to the first positioning device 231 or the second positioning device 232. There is at least one positioning member which is a positioning tooth or a positioning pin to be embedded in the card hole of the carrier tape. In addition, the positioning member can be synchronously displaced from the carrier card with the first positioning device 231 or the second positioning device 232 being loaded. Hole, or the positioning component can be matched with a retraction driver (not shown) to eject the card hole of the carrier tape separately. In this embodiment, it is fixed to the second joint surface 2322 of the second positioning tool 232. A plurality of positioning members 234 are configured to fit into a plurality of card holes of the carrier tape, thereby more accurately positioning the carrier tape with electronic components, and achieving practical benefits of improving the use efficiency.

Please refer to FIGS. 12 and 13, which are the third embodiment of the positioning mechanism 23 of the present invention. The difference from the second embodiment is that the positioning mechanism 23 is provided with at least one distance changer to adjust at least one of the positioning teeth or The position of the positioning member of the positioning pin allows the positioning member to be accurately inserted into the card hole of the carrier tape. Furthermore, the distance changer can be a pressure cylinder, a linear motor, or a motor-driven transmission, and is not disclosed by the present invention. The type is limited. In this embodiment, the positioner is provided with a first positioning member 234A, a second positioning member 234B, and a third positioning member 234C on the second joint surface 2322 of the second positioning tool 232. A positioning member 234A is fixedly arranged, and the second positioning member 234B and the third positioning member 234C are driven by the first and second distance changers 235A and 235B which are pressure cylinders for displacement in the Y direction and are adjusted. The distance between the second positioning member 234B and the third positioning member 234C and the first positioning member 234A, so that the first positioning member 234 Second positioning member 234B and the third positioning member 234C accurate alignment with the fitting hole of the card carrier, and further more reliably position the carrier tape with electronic components, to enhance the performance of practical use efficiency.

Please refer to Figures 3, 4, and 14 for the positioning mechanism 23 of the conveying device 20 of the present invention applied to working equipment, which includes a machine 50, a working device 30, a conveying device 20, and a central control device (not shown). The working device 30 is assembled on the machine 50 and is provided with at least one pair of electronic components to perform preset operations. In this embodiment, the working device is provided with a probe card 32 for testing electronic components. The conveying device The 20 series is arranged on the machine 50, and is provided with a bearing mechanism 21, a transport mechanism 22, and a positioning mechanism 23 of the present invention. The transport mechanism 22 is a carrier tape for the electronic components of the conveyor. The positioning mechanism 23 series includes a positioner and a positioning A driver, the positioner is provided with a first positioning device 231 and a second positioning device 232, and the positioning driver drives the first positioning device 231 or the second positioning device 232 to position the carrier tape to prevent left and right displacement, and the bearing mechanism 21 is to carry the conveying mechanism 22, the positioning mechanism 23 and the carrier tape with electronic components, so that the electronic components on the carrier tape The operating device of the device 30 performs a preset operation. In this embodiment, the electronic components on the carrier tape are brought into precise contact with the probes of the probe card 32 to perform a test operation. The central control device is used to control and integrate each device. Act to perform automated operations to achieve practical benefits of improving operation efficiency.

[Learning]

11‧‧‧Test device

111‧‧‧ Probe Card

12‧‧‧ Conveying device

121‧‧‧ Carrier

122‧‧‧ Winder

1221‧‧‧winding teeth

123‧‧‧Lower sprocket

1231‧‧‧Lower sprocket

124‧‧‧bearing plate

13‧‧‧ Carrier tape

131‧‧‧Kacon

14‧‧‧Electronic components

〔this invention〕

20‧‧‧ Conveying device

21‧‧‧bearing institution

211‧‧‧Motor

212‧‧‧Screw screw seat set

213‧‧‧Carrier

22‧‧‧ Conveying mechanism

221‧‧‧The first conveyor wheel

222‧‧‧Second Conveyor Wheel

23‧‧‧ Positioning Agency

231‧‧‧The first positioning tool

2311‧‧‧First joint surface

232‧‧‧Second positioner

2321‧‧‧Opening

2322‧‧‧Second joint surface

233‧‧‧Pressure cylinder

234‧‧‧Positioning parts

234A‧‧‧First positioning component

234B‧‧‧Second positioning component

234C‧‧‧Third positioning component

235A‧‧‧The first pitch converter

235B‧‧‧Second pitch converter

30‧‧‧Working device

31‧‧‧Supporting plate

32‧‧‧ Probe Card

41‧‧‧ Carrier tape

411A‧‧‧First card hole

411B‧‧‧Second card hole

411C‧‧‧Third card hole

42‧‧‧Electronic components

50‧‧‧machine

Figure 1: Schematic diagram of the use of the conventional test device and conveying device. Figure 2: Schematic diagram of the use of the conventional carrier tape and probe card. Fig. 3: A side view of the first embodiment of the positioning mechanism of the conveying device of the present invention. Figure 4: Front view of the first embodiment of the positioning mechanism of the conveying device of the present invention. Figure 5: Schematic diagram of the configuration of the conveying device, carrier tape and test device of the present invention. Figure 6: Front view of the conveyor and carrier tape of the present invention. Figure 7: Schematic diagram of the first embodiment of the conveying device of the present invention (1). Figure 8: Schematic diagram of the use of the first embodiment of the conveying device of the present invention (2). Figure 9: A schematic diagram of the use of the first embodiment of the conveying device of the present invention (3). Fig. 10: A side view of a second embodiment of the conveying device of the present invention. FIG. 11 is a front view of a second embodiment of the conveying device of the present invention. Fig. 12: A side view of a third embodiment of the conveying device of the present invention. Fig. 13: A front view of a third embodiment of the conveying device of the present invention. Figure 14: A schematic diagram of the application of the conveying device of the present invention to work equipment.

Claims (8)

A positioning mechanism of a conveying device includes: a positioner: a first positioning device and a second positioning device which are oppositely arranged; the second positioning device is provided with at least one opening portion exposing an electronic component of a carrier tape; In addition, at least one positioning member for positioning the carrier tape is provided on the first positioning tool or the second positioning tool, wherein the positioning member of the positioner is a positioning tooth or a positioning pin; a positioning driver: drives the first positioning device The first positioning tool or the second positioning tool is displaced in a first direction, so that the positioning member positions the carrier tape. The positioning mechanism of the conveying device according to item 1 of the scope of the patent application, wherein the positioning driver is a cylinder or a linear motor, or includes a motor and a transmission driven by the motor. The positioning mechanism of the conveying device according to item 1 of the scope of patent application, wherein the first positioning device is provided with a first joint surface, and the second positioning device is provided with a second joint surface opposite to the first positioning device. The positioner is provided with the positioning member on a first joint surface of the first positioner or a second joint surface of the second positioner. The positioning mechanism of the conveying device according to item 1 of the scope of the patent application, wherein the positioning component is a fixed configuration or a movable configuration on the first positioning device or the second positioning device. The positioning mechanism of the conveying device according to item 4 of the scope of the patent application, wherein the movable positioning member is connected to at least one distance changer to adjust the position of the positioning member. According to the positioning mechanism of the conveying device according to item 5 of the scope of the patent application, the distance changer is a pressure cylinder, a linear motor, or a motor and a transmission device driven by the motor. According to the positioning mechanism of the conveying device according to item 1 of the scope of the patent application, wherein the positioning member is synchronously displaced with the first positioning tool or the second positioning tool assembled, or the positioning member is connected with a retraction drive, the The deceleration driver drives the positioning member to be displaced separately. A working device using a positioning mechanism of a conveying device, comprising: a machine; a conveying device: arranged on the machine and provided with a bearing mechanism, a conveying mechanism, and at least one positioning mechanism according to item 1 of the scope of patent application The carrier tape of the electronic components of the conveyor and the positioning of the carrier tape; operating device: is arranged on the machine and is provided with at least one pair of electronic components to perform preset operations; central control device: to control And integrate devices to perform automated operations.