Automatic testing equipment for electrical property of surface-mounted electronic component

Abstract

The utility model relates to an automatic testing device for the electrical property of a surface-mounted electronic component, which comprises a rack, a charging tray feeding assembly, a charging tray discharging assembly, a detection assembly and a transfer assembly, and the transfer assembly comprises a transfer frame, a feeding transfer assembly, a discharging transfer assembly and a station transfer assembly. The detection assembly comprises a detection rack, a feeding positioning assembly, a discharging positioning assembly and a detection set, the detection set comprises a clamping base, a clamping positioning plate, an adapter plate, a contact elastic piece, a sliding plate, a pushing air cylinder and a pushing head, the sliding plate is provided with a pusher dog, a detection positioning groove is formed in the top of the clamping positioning plate, and the contact elastic piece extends into the detection positioning groove. According to the utility model, the automatic feeding and discharging of the electronic components are realized through the charging tray feeding assembly, the charging tray discharging assembly and the transfer assembly, the working efficiency is improved, the detection groups arranged in parallel can detect the electrical properties of the electronic components one by one, and the interference among test items is prevented. The detection group can improve the reliability of the detection result.

Description

TECHNICAL FIELD

[0001] The utility model relates to patch electronic component electric property detection equipment field, especially in kind of patch electronic component electric property automatic test equipment. BACKGROUND

[0002] Patch electronic component is the element that integrated circuit is commonly used, and it needs to carry out electric property detection after production. The existing detection mode is through manual electronic component is placed on the positioning table, and the hand is tested through the measuring pen. The above-mentioned test mode leads to low detection efficiency, and the detection result is affected by the skill of the detection staff, which leads to poor reliability of the detection result. UTILITY MODEL CONTENT

[0003] In view of the deficiency of prior art, the utility model aims at providing a kind of patch electronic component electric property automatic test equipment.

[0004] The utility model solves the technical scheme that its technical problem adopts: a kind of patch electronic component electric property automatic test equipment, including rack, setting on the material disc feeding assembly of the rack, setting on the material disc unloading assembly of the rack, detection component, setting between the material disc feeding assembly and the material disc unloading assembly of the transfer component, the detection component is located in the working range of the transfer component, the transfer component includes setting on the transfer frame of the rack, setting on the feeding transfer component of the transfer frame, setting on the unloading transfer component of the transfer frame, the work station transfer component of the transfer frame between the feeding transfer component and the unloading transfer component is set, the detection component includes detection frame, setting on the feeding positioning component and the unloading positioning component of the detection frame, setting between the feeding positioning component and the unloading positioning component of detection group, the detection group includes clamping base, setting on the clamping base top clamping positioning plate, setting on the clamping base adapter plate, the contact spring of connecting the adapter plate, the sliding plate of sliding connection with the clamping base, the push cylinder located in the sliding path one end of the sliding plate, setting on the push head of the push cylinder, the sliding plate is equipped with for the contact spring to the pin foot contact of the detected electronic component and is stirred with the pawl, the clamping positioning plate top is equipped with the detection positioning groove for the positioning of electronic component, the contact spring extends into the detection positioning groove, the number of detection group and the number of once detection are same, and the arrangement direction of the detection group is consistent with the transfer direction of the work station transfer component.

[0005] As the further improvement of the design, the feeding transfer component includes horizontally extending feeding linear module, setting on the feeding lifting module of the feeding linear module, feeding suction cup seat is connected to the feeding lifting module on the feeding suction cup seat, and feeding vacuum nozzle is set.

[0006] As a further improvement of the present design, the blanking transfer assembly comprises a horizontally extending blanking linear module, a blanking lifting module arranged on the blanking linear module, a blanking suction cup base slidingly connected to the blanking lifting module, and a blanking vacuum suction nozzle arranged on the blanking suction cup base.

[0007] As a further improvement of the present design, the upper feeding suction cup base or the lower blanking suction cup base is provided with a buffer spring connected with the upper feeding lifting module or the lower blanking lifting module, and the upper feeding lifting module or the lower blanking lifting module is provided with a position detection sensor for detecting the stroke position of the upper feeding suction cup base or the lower blanking suction cup base.

[0008] As a further improvement of the present design, the detection group for detecting the impedance of the electronic component is further provided with a side clamping assembly, which comprises a side clamping push cylinder, a side clamping cylinder arranged on the side clamping push cylinder, and a side clamping contact arranged on the clamping jaw of the side clamping cylinder. The side clamping push cylinder has a function of pushing the side clamping contact to a test position, and the electronic component to be detected is located between the two side clamping contacts when the side clamping contact is in the test position.

[0009] As a further improvement of the present design, the tray feeding assembly and the tray blanking assembly have the same structure, the tray feeding assembly comprises a feeding tray ejector, a blanking tray ejector, a transfer linear module, and a transfer tray arranged on the transfer linear module. The feeding tray ejector and the blanking tray ejector are located directly above the movement path of the transfer tray. A feeding lifting cylinder is arranged directly below the feeding tray ejector for taking out the full tray in the feeding tray ejector one by one. A blanking lifting cylinder is arranged directly below the blanking tray ejector for lifting the empty tray on the transfer tray into the blanking tray ejector.

[0010] As a further improvement of the present design, the rack is further provided with a defective product linear module, a defective product receiving tray arranged on the defective product linear module, and a defective product tray placed on the defective product receiving tray.

[0011] As a further improvement of the present design, the station transfer assembly comprises a station linear module, a station lifting module arranged on the station linear module, a station plate arranged on the station lifting module, and a station finger cylinder arranged on the station plate. The station finger cylinders are arranged along the arrangement direction of the detection groups, and the number of the station finger cylinders is one more than the number of the detection groups. The number of the station finger cylinders is one more than the number of the detection groups, the station finger cylinders are slidingly connected to the station plate, and a spring is arranged between the station finger cylinders and the station plate.

[0012] The utility model discloses an electronic component automatic feeding and discharging device, which comprises a detection group, a material disc feeding assembly, a material disc discharging assembly and a transfer assembly. BRIEF DESCRIPTION OF DRAWINGS

[0013] The utility model is further illustrated below in combination with the drawings and examples.

[0014] Figure 1 It is the whole three -dimensional structure schematic diagram of the utility model.

[0015] Figure 2 It is the detection assembly three -dimensional structure schematic diagram of the utility model.

[0016] Figure 3 It is the material disc feeding assembly three -dimensional structure schematic diagram of the utility model.

[0017] Figure 4 It is the material disc feeding assembly whole cross section schematic diagram of the utility model.

[0018] Figure 5 It is the detection group cross section schematic diagram of the utility model.

[0019] Figure 6 It is the detection group overhead schematic diagram of the utility model.

[0020] In the figure 1. rack, 2. tray unloading assembly, 3. tray loading assembly, 30. loading tray clip, 31. unloading tray clip, 32. transfer linear module, 33. transfer tray, 34. loading lift cylinder, 35. unloading lift cylinder, 4. defective product linear module, 40. defective product receiving tray, 41. defective product tray, 5. detection assembly, 50. detection rack, 51. loading positioning assembly, 52. detection group, 520. push head, 521. push cylinder, 522. side clamp assembly, 5220. side clamp push cylinder, 5221. side clamp cylinder, 5222. side clamp contact, 523. sliding plate, 524. clamping positioning plate, 525. pawl, 526. clamping base, 527. adapter plate, 528. contact spring, 529. detection positioning groove, 53. unloading positioning assembly, 6. transfer assembly, 60. transfer frame, 61. loading transfer assembly, 610. loading linear module, 611. loading vacuum nozzle, 612. loading suction cup base, 613. buffer spring, 614. position detection sensor, 615. loading lifting module, 62. station transfer assembly, 620. spring, 621. station lifting module, 622. station finger cylinder, 623. station linear module, 624. station plate, 63. unloading transfer assembly, 7. unloading transfer assembly, 70. unloading linear module, 71. unloading lifting module, 72. unloading suction cup base, 73. unloading vacuum nozzle. DETAILED DESCRIPTION

[0021] The utility model will be combined with the specific implementation example in the following and the drawing to explain in detail, the illustrative example and the explanation in the drawing are only used to explain the utility model, but do not as the limitation of the utility model. EMBODIMENT

[0022] Please see Figure 1The embodiment provides a kind of patch type electronic component electric automatic test equipment, including rack 1, tray feeding assembly 3 being arranged on the rack 1, tray unloading assembly 2 being arranged on the rack 1, detection component 5, transfer assembly 6 being arranged between the tray feeding assembly 3 and the tray unloading assembly 2, the detection component 5 is located in the working range of the transfer assembly 6, the transfer assembly 6 includes transfer frame 60 being arranged on the rack 1, feeding transfer assembly 61 being arranged on the transfer frame 60, unloading transfer assembly 763 being arranged on the transfer frame 60, work station transfer assembly 62 being arranged on the transfer frame 60 between the feeding transfer assembly 61 and the unloading transfer assembly 763, the detection component 5 includes detection frame 50, feeding positioning assembly 51 and unloading positioning assembly 53 being arranged on the detection frame 50, detection group 52 being arranged between the feeding positioning assembly 51 and the unloading positioning assembly 53, the detection group 52 includes clamping base 526, clamping positioning plate 524 being arranged on the top of the clamping base 526, adapter plate 527 being arranged on the clamping base 526, contact spring 528 being connected with the adapter plate 527, sliding plate 523 being slidably connected with the clamping base 526, push cylinder 521 being located at one end of the sliding path of the sliding plate 523, push head 520 being arranged on the push cylinder 521, the sliding plate 523 is equipped with pawl 525 for driving the contact spring 528 to contact the pin of the electronic component to be detected, the top of the clamping positioning plate 524 is equipped with detection positioning groove 529 for positioning the electronic component, the contact spring 528 extends into the detection positioning groove 529, the number of the detection group 52 is same as the number of electronic components that can be detected at one time, and the arrangement direction of the detection group 52 is consistent with the transfer direction of the work station transfer assembly 62.

[0023] Through the tray feeding assembly 3, the tray unloading assembly 2 and the transfer assembly 6, automatic feeding and unloading of electronic components are realized, work efficiency is improved, and the detection groups 52 arranged in parallel can detect the electrical properties of electronic components one by one, prevent interference between test items, and facilitate automatic cooperation with the transfer assembly 6.

[0024] Please refer to Figure 1 The feeding transfer assembly 61 includes horizontally extending feeding linear module 610, feeding lifting module 615 arranged on the feeding linear module 610, feeding suction disc seat 612 slidingly connected to the feeding lifting module 615, and feeding vacuum nozzle 611 arranged on the feeding suction disc seat 612, so as to realize automatic feeding of electronic components.

[0025] Please refer to Figure 1The blanking transfer assembly 763 comprises a horizontally extending blanking linear module 70, a blanking lifting module 71 arranged on the blanking linear module 70, a blanking suction disc base 72 slidably connected to the blanking lifting module 71, and a blanking vacuum suction nozzle 73 arranged on the blanking suction disc base 72. The automatic blanking of the electronic component is realized.

[0026] Please refer to Figure 1 The upper blanking suction disc base 612 or the lower blanking suction disc base 72 is provided with a buffer spring 613 connected with the upper lifting module 615 or the lower lifting module 71. The upper lifting module 615 or the lower lifting module 71 is provided with a position detection sensor 614 for detecting the stroke position of the upper blanking suction disc base 612 or the lower blanking suction disc base 72. The buffer spring 613 effectively prevents the electronic component from being injured when it falls.

[0027] Please refer to Figure 2 The detection group 52 for detecting the impedance of the electronic component is further provided with a side clamping assembly 522. The side clamping assembly 522 comprises a side clamping push cylinder 5220, a side clamping cylinder 5221 arranged on the side clamping push cylinder 521, and side clamping contact points 5222 arranged on the clamping jaws of the side clamping cylinder 5221. The side clamping push cylinder 521 has the function of pushing the side clamping contact points 5222 to the test position. When the side clamping contact points 5222 are in the test position, the electronic component to be detected is located between the two side clamping contact points 5222. The side clamping assembly 522 avoids interference with the work station transfer assembly 62 when the electronic component is transferred.

[0028] Please refer to Figure 3 and Figure 4 The tray feeding assembly 3 and the tray blanking assembly 2 have the same structure. The tray feeding assembly 3 comprises a feeding tray ejector 30, a blanking tray ejector 31, a transfer linear module 32, and a transfer tray 33 arranged on the transfer linear module 32. The feeding tray ejector 30 and the blanking tray ejector 31 are located directly above the movement path of the transfer tray 33. A feeding lifting cylinder 34 is arranged below the feeding tray ejector 30 for taking out the full tray in the feeding tray ejector 30 one by one. A blanking lifting cylinder 35 is arranged below the blanking tray ejector 31 for lifting the empty tray on the transfer tray 33 into the blanking tray ejector. The feeding and blanking of the tray are facilitated. The feeding tray ejector 30 and the blanking tray ejector 31 are selected from the existing market common tray ejector structure.

[0029] Please refer to Figure 1 The rack 1 is further provided with a defective product linear module 4, a defective product receiving tray 40 arranged on the defective product linear module 4, and a defective product tray 41 placed on the defective product receiving tray 40. The defective products are conveniently discarded and collected, and continuous testing is realized.

[0030] Please see Figure 1 The work position moving assembly 62 comprises a work position linear module 623, a work position lifting module 621 arranged on the work position linear module 623, a work position plate 624 arranged on the work position lifting module 621, and work position finger air cylinders 622 arranged on the work position plate 624. The work position finger air cylinders 622 are arranged along the arrangement direction of the detection groups 52, and the number of the work position finger air cylinders 622 is one more than that of the detection groups 52. The electronic components can be moved one by one on each detection group 52, the loading positioning assembly 51 and the unloading positioning assembly 53, and the efficiency is relatively high. The loading positioning assembly 51 and the unloading positioning assembly 53 are both components provided with positioning cavities on the top surfaces. The number of the work position finger air cylinders 622 is one more than that of the detection groups, the work position finger air cylinders 622 are slidably connected to the work position plate 624, and springs 620 are arranged between the work position finger air cylinders 622 and the work position plate 624.

[0031] The above is only an embodiment of the present application, and does not limit the patent range of the present application. Any equivalent structure or equivalent process conversion, or direct or indirect application in other related technical fields, which is based on the content of the present application specification and drawings, is also included in the patent protection range of the present application.

Claims

1. A patch electronic component electrical automatic test equipment, characterized by, The device comprises a rack, a tray feeding assembly arranged on the rack, a tray unloading assembly arranged on the rack, a detection assembly, a transfer assembly arranged between the tray feeding assembly and the tray unloading assembly, the detection assembly is located in the working range of the transfer assembly, the transfer assembly comprises a transfer rack arranged on the rack, an upper feeding transfer assembly arranged on the transfer rack, a lower unloading transfer assembly arranged on the transfer rack, a work station transfer assembly arranged between the upper feeding transfer assembly and the lower unloading transfer assembly, the detection assembly comprises a detection rack, an upper feeding positioning assembly and a lower unloading positioning assembly arranged on the detection rack, a detection group arranged between the upper feeding positioning assembly and the lower unloading positioning assembly, the detection group comprises a clamping base, a clamping positioning plate arranged on the top of the clamping base, a transfer plate arranged on the clamping base, a contact spring connected to the transfer plate, a sliding plate in sliding connection with the clamping base, a push cylinder located at one end of the sliding path of the sliding plate, a push head arranged on the push cylinder, the sliding plate is provided with a pawl for driving the contact spring to contact the pin of the electronic component to be detected, the top of the clamping positioning plate is provided with a detection positioning groove for positioning the electronic component, the contact spring extends into the detection positioning groove, the number of the detection group is the same as the number of electronic components that can be detected at one time, and the arrangement direction of the detection group is consistent with the transfer direction of the work station transfer assembly.

2. The apparatus according to claim 1, wherein the apparatus is characterized by: The upper feeding transfer assembly comprises a horizontally extending upper feeding linear module, an upper feeding lifting module arranged on the upper feeding linear module, an upper feeding suction disc seat in upper and lower sliding connection with the upper feeding lifting module, and an upper feeding vacuum suction nozzle arranged on the upper feeding suction disc seat.

3. The apparatus according to claim 2, wherein the apparatus is characterized by: The lower unloading transfer assembly comprises a horizontally extending lower unloading linear module, a lower unloading lifting module arranged on the lower unloading linear module, a lower unloading suction disc seat in upper and lower sliding connection with the lower unloading lifting module, and a lower unloading vacuum suction nozzle arranged on the lower unloading suction disc seat.

4. The apparatus according to claim 3, wherein the apparatus is characterized by: The upper feeding suction disc seat or the lower unloading suction disc seat is provided with a buffer spring connected with the upper feeding lifting module or the lower unloading lifting module, and the upper feeding lifting module or the lower unloading lifting module is provided with a position detection sensor for detecting the stroke position of the upper feeding suction disc seat or the lower unloading suction disc seat.

5. The apparatus according to claim 1, wherein the apparatus is characterized by: The detection group for detecting the impedance of the electronic component is also provided with a side clamping assembly, the side clamping assembly comprises a side clamping push cylinder, a side clamping cylinder arranged on the side clamping push cylinder, and a side clamping contact point arranged on the clamping jaw of the side clamping cylinder, the side clamping push cylinder has the function of pushing the side clamping contact point to the test position, and when the side clamping contact point is located at the test position, the electronic component to be detected is located between the two side clamping contact points.

6. The apparatus according to claim 1, wherein the apparatus is characterized by: The tray feeding assembly and the tray discharging assembly are identical in structure, the tray feeding assembly comprises a feeding tray ejector, a discharging tray ejector, a transfer linear module and a transfer tray arranged on the transfer linear module, the feeding tray ejector and the discharging tray ejector are located directly above the movement path of the transfer tray, the feeding tray ejector is provided below with a feeding jacking cylinder for taking out the full trays in the feeding tray ejector one by one, and the discharging tray ejector is provided below with a discharging jacking cylinder for jacking up the empty trays on the transfer tray into the discharging tray ejector.

7. The apparatus according to claim 1, wherein the apparatus is characterized by: The rack is further provided with a defective product linear module, a defective product receiving tray arranged on the defective product linear module and defective product trays placed on the defective product receiving tray.

8. The apparatus according to claim 1, wherein the apparatus is characterized by: The station transfer assembly comprises a station linear module, a station lifting module arranged on the station linear module, a station plate arranged on the station lifting module and station finger cylinders arranged on the station plate, the station finger cylinders are arranged along the arrangement direction of the detection groups, the number of the station finger cylinders is one more than the number of the detection groups, the station finger cylinders are connected to the station plate in a sliding manner, and springs are arranged between the station finger cylinders and the station plate.

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