CN208655594U - A kind of semiconductor packages non-defective unit detection device - Google Patents
A kind of semiconductor packages non-defective unit detection device Download PDFInfo
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- CN208655594U CN208655594U CN201821498405.2U CN201821498405U CN208655594U CN 208655594 U CN208655594 U CN 208655594U CN 201821498405 U CN201821498405 U CN 201821498405U CN 208655594 U CN208655594 U CN 208655594U
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- 238000001514 detection method Methods 0.000 title claims abstract description 179
- 230000002950 deficient Effects 0.000 title claims abstract description 44
- 239000004065 semiconductor Substances 0.000 title claims abstract description 23
- 238000007689 inspection Methods 0.000 claims abstract description 10
- 230000005693 optoelectronics Effects 0.000 claims description 18
- 238000002604 ultrasonography Methods 0.000 claims description 7
- 230000007423 decrease Effects 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 56
- 230000005611 electricity Effects 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 210000004556 brain Anatomy 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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- 239000007788 liquid Substances 0.000 description 1
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- 230000005622 photoelectricity Effects 0.000 description 1
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Abstract
The utility model discloses a kind of semiconductor packages non-defective unit detection devices, and including rack and the belt conveyor that rack lower end is arranged in, the moving direction "-" type on the belt conveyor along conveyer belt is arranged with multiple product to be checked；The frame upper end is fixedly installed with sliding rail vertically, and the ultrasonic scanning detection device being equipped with for product to be checked to be carried out with ultrasonic scanning detection is slided up and down in the sliding rail, the defective products and non-defective unit in product to be checked are detected by the ultrasonic scanning detection device；The sliding rail upper end is fixedly installed with the Electrohydraulic push rod for pushing ultrasonic scanning detection device to slide up and down along sliding rail.Beneficial effect is: a kind of semiconductor packages non-defective unit detection device described in the utility model, which can be realized, is encapsulated into the detection of row non-defective unit to semiconductor automatically, without manually estimating, human cost is substantially reduced, and be not in missing inspection problem, detection efficiency is high, and practicability is good.
Description
Technical field
The utility model relates to semiconductor fields, and in particular to a kind of semiconductor packages non-defective unit detection device.
Background technique
Currently, the detection of semiconductor package product is carried out generally by artificial range estimation, although application No. is
201120024347.1 Chinese patent discloses a kind of board for automatically removing semiconductor packages defective products, which can
Automatic excision semiconductor packages defective products, makes only to retain semiconductor packages non-defective unit on conductive wire frame strip, therefore can be relative reduction single
It is man-machine needed for appearance visual detection operation when to improve integral device efficiency.But in actual use, it is still necessary to
Whether artificial range estimation semiconductor encapsulates well, and manually estimates inevitably and missing inspection occur, while detection efficiency is not also high.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of semiconductor packages non-defective unit detection dress
It sets, it is not very practical by manually estimating to solve semiconductor packages non-defective unit detection traditional in the prior art, it is easy missing inspection, inspection
Low efficiency is surveyed, manpower spends the problems such as at high cost.Preferred technical solution energy in many technical solutions provided by the utility model
Enough realize is encapsulated into the detection of row non-defective unit to semiconductor automatically, without artificial range estimation, substantially reduces human cost, and be not in
Missing inspection problem, the technical effects such as detection efficiency is high, and practicability is good, elaboration as detailed below.
To achieve the above object, the utility model provides following technical scheme:
Including rack and rack lower end is arranged in a kind of semiconductor packages non-defective unit detection device provided by the utility model
Belt conveyor is arranged with multiple product to be checked along the moving direction "-" type of conveyer belt on the belt conveyor；The machine
Frame upper end is fixedly installed with sliding rail vertically, slides up and down and is equipped with for carrying out ultrasonic scanning detection to product to be checked in the sliding rail
Ultrasonic scanning detection device, the defective products and non-defective unit in product to be checked are detected by the ultrasonic scanning detection device；The cunning
Rail upper end is fixedly installed with the Electrohydraulic push rod for pushing ultrasonic scanning detection device to slide up and down along sliding rail；
The rack lower end is equipped with for detecting whether product to be checked come photoelectricity immediately below ultrasonic scanning detection device
Switch and the rejecting mechanism for rejecting the defective products detected, the optoelectronic switch are electrically connected with Electrohydraulic push rod and belt conveyor
It connects, when product to be checked are come immediately below ultrasonic scanning detection device, optoelectronic switch control belt conveyor pause stops product to be checked
It stays in immediately below ultrasonic scanning detection device, then, optoelectronic switch controls Electrohydraulic push rod movement and pushes ultrasonic scanning detection device
Decline carries out ultrasonic scanning detection to product to be checked；
Also be fixedly installed in the rack display for showing the inspection result of ultrasonic scanning detection device and with
The host computer of ultrasonic scanning detection device electrical connection, the host computer side is electrically connected with microcomputer time-controlled switch；Ultrasonic scanning
Detection device will test and over the display and pass to host computer as the result is shown, host computer according to the detection data to micro computer when
Control switch sends control instruction, and microcomputer time-controlled switch is according to instruction control rejecting mechanism movement by defective products from belt conveyor
On weed out.
As the significant design of this case, multiple detection seats, each detection are installed on the conveyer belt of the belt conveyor
A product to be checked are placed on seat；
Ultrasonic scanning detection device lower end be equipped with detection cover, detection cover lower end and detection seated connection touching, by detection cover and
Detection seat carries out ultrasonic scanning detection after product to be checked are isolated from the outside again, to promote the signal-to-noise ratio of ultrasonic scanning detection device；
Detection cover lower surface is equipped with multiple push switches being electrically connected with ultrasonic scanning detection device, when detection is covered
When lower surface and detection seated connection touching, push switch is pressurized, and connects the circuit connection of ultrasonic scanning detection device, ultrasonic scanning inspection
Device is surveyed just to start to carry out ultrasonic scanning detection to product to be checked.
As the optimization design of this case, the upper surface of the detection seat offers card slot, detection cover lower end insertion card
It is tightly connected in slot and with detection seat.
As the optimization design of this case, the rejecting mechanism includes the mounting rack being fixedly connected with rack and is horizontally arranged at
Push-rod electric machine on mounting rack, the push-rod electric machine are electrically connected with microcomputer time-controlled switch, on the push rod cup of the push-rod electric machine
Push plate is installed, the push plate turns down defective products under the promotion of push-rod electric machine from belt conveyor.
Above technical scheme is used, in use, first starting belt conveyor is defeated to ultrasonic scanning detection device by product to be checked
It send, ultrasonic scanning detection is then carried out to product to be checked by ultrasonic scanning detection device, while ultrasonic scanning detection device will be examined
Survey over the display and passes to host computer as the result is shown, and host computer gives microcomputer time-controlled switch to send control according to the detection data
System instruction (if detection is shown as non-defective unit, sends the control instruction that rejecting mechanism is failure to actuate to microcomputer time-controlled switch, if detection
Be shown as defective products, then to microcomputer time-controlled switch send rejecting mechanism act control instruction), microcomputer time-controlled switch according to
Instruction control rejecting mechanism movement weeds out defective products from belt conveyor；Specific work steps are as follows: when product to be checked are come
When immediately below ultrasonic scanning detection device, optoelectronic switch detects product to be checked, and then, optoelectronic switch controls belt conveyor pause
Rest on product to be checked immediately below ultrasonic scanning detection device, later, optoelectronic switch control Electrohydraulic push rod movement pushes ultrasound to sweep
It retouches detection device to decline, when push switch touches detection seat, illustrates that detection cover is already inserted into card slot and seals with contact seat
Connection, push switch connects the circuit connection of ultrasonic scanning detection device at this time, and ultrasonic scanning detection device just starts to be checked
Product carry out ultrasonic scanning detection, are controlled the time required to detection by microcomputer time-controlled switch, operator can the micro- electricity of advance operation
Brain time switch will test the time and set, in this way, microcomputer time-controlled switch can automatically control ultrasound and sweep after the completion of detection
Detection device is retouched to stop detecting and make Electrohydraulic push rod that ultrasonic scanning detection device be driven to be lifted off product to be checked, and ultrasonic scanning is examined
It surveys the device rate of climb and distance belongs to known definite value, therefore it is defeated ultrasonic scanning detection device can be risen required time in advance
Enter in microcomputer time-controlled switch, in this way, microcomputer time-controlled switch is automatic after ultrasonic scanning detection device rises to specified altitude
It controls ultrasonic scanning detection device to stop rising, while microcomputer time-controlled switch control belt conveyor continues to rotate drive detection
The product to be checked crossed leave immediately below ultrasonic scanning detection device, and the movement speed of product to be checked is fixed, therefore it sweeps from ultrasound
It is fixed for retouching and being moved to rejecting mechanism the time it takes immediately below detection device, therefore the time can be input to micro- electricity in advance
In brain time switch, in this way, it is dynamic that microcomputer time-controlled switch controls push-rod electric machine when product to be checked are moved to immediately ahead of rejecting mechanism
Make that push plate is pushed to turn down defective products from belt conveyor.
Beneficial effect is: a kind of semiconductor packages non-defective unit detection device described in the utility model can be realized automatic right
Semiconductor packages carries out non-defective unit detection, without artificial range estimation, substantially reduces human cost, and be not in missing inspection problem, examines
Survey high-efficient, practicability is good.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the main view of the utility model；
Fig. 2 is the partial enlarged view of Fig. 1 of the utility model；
Fig. 3 is the top view of the detection seat of the utility model；
Fig. 4 is the internal structure chart of the main view of the detection seat of the utility model；
Fig. 5 is the internal structure chart of the detection cover of the utility model.
The reference numerals are as follows:
1, rack；2, belt conveyor；3, seat is detected；4, product to be checked；5, card slot；6, sliding rail；7, Electrohydraulic push rod；8, ultrasonic
Scanning detection apparatus；9, detection cover；10, push switch；11, optoelectronic switch；12, rejecting mechanism；13, push-rod electric machine；14, it pushes away
Plate；15, mounting rack；16, display；17, host computer；18, microcomputer time-controlled switch.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
It is shown in Figure 1, a kind of semiconductor packages non-defective unit detection device provided by the utility model, including rack 1 and set
The belt conveyor 2 in 1 lower end of rack is set, is arranged on belt conveyor 2 along the moving direction "-" type of conveyer belt multiple
Product 4 to be checked；1 upper end of rack is fixedly installed with sliding rail 6 vertically, slides up and down and is equipped with for 4 surpassing to product to be checked in sliding rail 6
The ultrasonic scanning detection device 8 of sound Scanning Detction detects the defective products in product 4 to be checked by the ultrasonic scanning detection device 8
And non-defective unit；6 upper end of sliding rail is fixedly installed with for pushing ultrasonic scanning detection device 8 electro-hydraulic to push away along what sliding rail 6 slided up and down
Bar 7；
Referring to shown in Fig. 1-Fig. 5,1 lower end of rack is equipped with for detecting whether product 4 to be checked come ultrasonic scanning detection dress
Set the optoelectronic switch 11 immediately below 8 and the rejecting mechanism 12 for rejecting the defective products detected, the optoelectronic switch 11 with it is electro-hydraulic
Push rod 7 and belt conveyor 2 are electrically connected, and when product 4 to be checked come ultrasonic scanning 8 underface of detection device, optoelectronic switch 11 is controlled
The pause of belt conveyor 2 processed rests on product 4 to be checked immediately below ultrasonic scanning detection device 8, and then, optoelectronic switch 11 controls electricity
The movement of liquid push rod 7 pushes the decline of ultrasonic scanning detection device 8 to carry out ultrasonic scanning detection to product 4 to be checked；
It is shown in Figure 1, the inspection result for showing ultrasonic scanning detection device 8 is also fixedly installed in rack 1
Display 16 and the host computer 17 being electrically connected with ultrasonic scanning detection device 8,17 side of host computer are electrically connected with microcomputer time controlled
Switch 18；Ultrasonic scanning detection device 8 will test and on the display 16 and pass to host computer 17 as the result is shown, and host computer 17
Control instruction is sent to microcomputer time-controlled switch 18 according to the detection data, microcomputer time-controlled switch 18 controls rejecting machine according to instruction
The movement of structure 12 weeds out defective products from belt conveyor 2.
As optional embodiment, multiple detection seats 3, each detection seat 3 are installed on the conveyer belt of belt conveyor 2
On be placed with a product 4 to be checked；
8 lower end of ultrasonic scanning detection device is equipped with detection cover 9, and detection 9 lower ends of cover are contacted with detection seat 3, passes through detection
Cover 9 and detection seat 3 carry out ultrasonic scanning detection after product 4 to be checked are isolated from the outside again, to promote ultrasonic scanning detection device 8
Signal-to-noise ratio；
9 lower surfaces of detection cover are equipped with multiple push switches 10 being electrically connected with ultrasonic scanning detection device 8, when detection is covered
When 9 lower surfaces and detection seat 3 contact, push switch 10 is pressurized, and connects the circuit connection of ultrasonic scanning detection device 8, ultrasound
Scanning detection apparatus 8 just starts to carry out ultrasonic scanning detection to product 4 to be checked.
The upper surface of detection seat 3 offers card slot 5, and detection cover 9 lower ends insertion card slot 5 is interior and is tightly connected with detection seat 3,
It designs in this way, detection cover 9 is facilitated to be tightly connected with detection seat 3.
Rejecting mechanism 12 includes the mounting rack 15 being fixedly connected with rack 1 and the push rod being horizontally arranged on mounting rack 15 electricity
Machine 13, push-rod electric machine 13 are electrically connected with microcomputer time-controlled switch 18, and push plate 14, push plate are equipped on the push rod cup of push-rod electric machine 13
14 turn down defective products under the promotion of push-rod electric machine 13 from belt conveyor 2.
Above technical scheme is used, in use, first starting belt conveyor 2 is by product 4 to be checked to ultrasonic scanning detection device 8
Then conveying carries out ultrasonic scanning detection, while ultrasonic scanning detection device 8 to product 4 to be checked by ultrasonic scanning detection device 8
It will test and on the display 16 and pass to host computer 17 as the result is shown, host computer 17 is according to the detection data to microcomputer time controlled
Switch 18 sends control instruction and (if detection is shown as non-defective unit, sends rejecting mechanism 12 to microcomputer time-controlled switch 18 and be failure to actuate
Control instruction, if detection be shown as defective products, to microcomputer time-controlled switch 18 send rejecting mechanism 12 act control refer to
Enable), microcomputer time-controlled switch 18 weeds out defective products according to the instruction control movement of rejecting mechanism 12 from belt conveyor 2；
Specific work steps are as follows: when product 4 to be checked come ultrasonic scanning 8 underface of detection device, optoelectronic switch 11 detects product to be checked
4, then, optoelectronic switch 11, which controls the pause of belt conveyor 2, rests on product 4 to be checked immediately below ultrasonic scanning detection device 8, it
Afterwards, optoelectronic switch 11 controls the movement of Electrohydraulic push rod 7 and pushes the decline of ultrasonic scanning detection device 8, and push switch 10 touches detection
When seat 3, illustrate that detection cover 9 is already inserted into card slot 5 and is tightly connected with contact seat, push switch 10 connects ultrasonic scanning at this time
The circuit connection of detection device 8, ultrasonic scanning detection device 8 just starts to carry out ultrasonic scanning detection to product 4 to be checked, needed for detection
Time is controlled by microcomputer time-controlled switch 18, operator can advance operation microcomputer time-controlled switch 18 will test the time setting
It is good, in this way, microcomputer time-controlled switch 18 can automatically control ultrasonic scanning detection device 8 and stop detection simultaneously after the completion of detection
Make Electrohydraulic push rod 7 that ultrasonic scanning detection device 8 be driven to be lifted off product 4 to be checked, and 8 rate of climb of ultrasonic scanning detection device and
Distance belongs to known definite value, therefore inputs microcomputer time controlled the time required to can in advance rising ultrasonic scanning detection device 8 and open
It closes in 18, in this way, microcomputer time-controlled switch 18 automatically controls ultrasound after ultrasonic scanning detection device 8 rises to specified altitude
Scanning detection apparatus 8 stops rising, while microcomputer time-controlled switch 18 controls belt conveyor 2 and continues to rotate what drive detected
Product 4 to be checked leave immediately below ultrasonic scanning detection device 8, and the movement speed of product to be checked 4 is fixed, therefore it is from ultrasonic scanning
It is fixed that 12 the time it takes of rejecting mechanism is moved to immediately below detection device 8, therefore can be in advance input to the time micro-
In computer time switch 18, in this way, microcomputer time-controlled switch 18 controls when product 4 to be checked are moved to 12 front of rejecting mechanism
The movement of push-rod electric machine 13 pushes push plate 14 to turn down defective products from belt conveyor 2.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (4)
1. a kind of semiconductor packages non-defective unit detection device, including rack and the belt conveyor that rack lower end is arranged in, feature
Be: the moving direction "-" type on the belt conveyor along conveyer belt is arranged with multiple product to be checked；The frame upper end
It is fixedly installed with sliding rail vertically, the ultrasound being equipped with for product to be checked to be carried out with ultrasonic scanning detection is slided up and down in the sliding rail
Scanning detection apparatus detects defective products and non-defective unit in product to be checked by the ultrasonic scanning detection device；The sliding rail upper end
It is fixedly installed with the Electrohydraulic push rod for pushing ultrasonic scanning detection device to slide up and down along sliding rail；
The rack lower end is equipped with for detecting whether product to be checked come optoelectronic switch immediately below ultrasonic scanning detection device
With the rejecting mechanism for rejecting the defective products detected, the optoelectronic switch and Electrohydraulic push rod and belt conveying mechatronics, when
When product to be checked are come immediately below ultrasonic scanning detection device, it is super that optoelectronic switch control belt conveyor pause rests on product to be checked
Immediately below sound scanning detection apparatus, then, optoelectronic switch controls Electrohydraulic push rod movement and pushes the decline pair of ultrasonic scanning detection device
Product to be checked carry out ultrasonic scanning detection；
Also be fixedly installed in the rack display for showing the inspection result of ultrasonic scanning detection device and with ultrasound
The host computer of scanning detection apparatus electrical connection, the host computer side is electrically connected with microcomputer time-controlled switch；Ultrasonic scanning detection
Device will test and over the display and pass to host computer as the result is shown, and host computer is opened according to the detection data to microcomputer time controlled
It closes and sends control instruction, microcomputer time-controlled switch picks defective products according to instruction control rejecting mechanism movement from belt conveyor
It removes.
2. a kind of semiconductor packages non-defective unit detection device according to claim 1, it is characterised in that: the belt conveyor
Conveyer belt on multiple detection seats are installed, be placed with a product to be checked on each detection seat；
Ultrasonic scanning detection device lower end is equipped with detection cover, detection cover lower end and detection seated connection touching, is covered and is detected by detection
Seat carries out ultrasonic scanning detection after product to be checked are isolated from the outside again, to promote the signal-to-noise ratio of ultrasonic scanning detection device；
Detection cover lower surface is equipped with multiple push switches being electrically connected with ultrasonic scanning detection device, when detection cover following table
When face and detection seated connection touching, push switch is pressurized, and connects the circuit connection of ultrasonic scanning detection device, ultrasonic scanning detection dress
It sets and just starts to carry out ultrasonic scanning detection to product to be checked.
3. a kind of semiconductor packages non-defective unit detection device according to claim 2, it is characterised in that: described to detect the upper of seat
Surface offers card slot, and detection cover lower end insertion card slot is interior and is tightly connected with detection seat.
4. a kind of semiconductor packages non-defective unit detection device according to claim 1, it is characterised in that: the rejecting mechanism packet
When the push-rod electric machine for including the mounting rack being fixedly connected with rack and being horizontally arranged on mounting rack, the push-rod electric machine and micro computer
Control switch is electrically connected, and is equipped with push plate on the push rod cup of the push-rod electric machine, the push plate will not under the promotion of push-rod electric machine
Non-defective unit is turned down from belt conveyor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821498405.2U CN208655594U (en) | 2018-09-13 | 2018-09-13 | A kind of semiconductor packages non-defective unit detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821498405.2U CN208655594U (en) | 2018-09-13 | 2018-09-13 | A kind of semiconductor packages non-defective unit detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208655594U true CN208655594U (en) | 2019-03-26 |
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ID=65792718
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821498405.2U Expired - Fee Related CN208655594U (en) | 2018-09-13 | 2018-09-13 | A kind of semiconductor packages non-defective unit detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208655594U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110333290A (en) * | 2019-07-23 | 2019-10-15 | 王欣 | A kind of semiconductor packages non-defective unit detection device |
| CN114487121A (en) * | 2021-12-15 | 2022-05-13 | 中国科学院深圳先进技术研究院 | Detection device |
-
2018
- 2018-09-13 CN CN201821498405.2U patent/CN208655594U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110333290A (en) * | 2019-07-23 | 2019-10-15 | 王欣 | A kind of semiconductor packages non-defective unit detection device |
| CN114487121A (en) * | 2021-12-15 | 2022-05-13 | 中国科学院深圳先进技术研究院 | Detection device |
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