KR950010438Y1 - Error detecting device for trim/forming - Google Patents
Error detecting device for trim/forming Download PDFInfo
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- KR950010438Y1 KR950010438Y1 KR92013215U KR920013215U KR950010438Y1 KR 950010438 Y1 KR950010438 Y1 KR 950010438Y1 KR 92013215 U KR92013215 U KR 92013215U KR 920013215 U KR920013215 U KR 920013215U KR 950010438 Y1 KR950010438 Y1 KR 950010438Y1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67242—Apparatus for monitoring, sorting or marking
- H01L21/67253—Process monitoring, e.g. flow or thickness monitoring
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
Abstract
내용 없음.No content.
Description
제1도는 일반적인 트림/포밍 장비의 계략적인 구조를 보인 사시도.1 is a perspective view showing a schematic structure of a general trim / forming equipment.
제2도는 제1도에 도시한 트림/포밍장비의 워킹빔(Walking beam)구동 구조를 보인 요부 확대사시도.FIG. 2 is an enlarged perspective view of a main part showing a walking beam driving structure of the trim / forming equipment shown in FIG.
제3도는 본 고안에 의한 에러발생 감지장치의 구성을 보인 워킹빔의 부분절결 사시도.Figure 3 is a partially cutaway perspective view of the working beam showing the configuration of the error detection device according to the present invention.
* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings
1 : 장비본체 2,3 : 상,하금형부1: Equipment main body 2,3: Upper and lower mold parts
4 : 워킹빔(Walking Beam) 4a : 워킹빔플레이트4: Walking Beam 4a: Walking Beam Plate
6 : 작동돌출부 7 : 곡선형작동장공6: working projection part 7: curved operation length
10,10' : 리미트스위치(Limit Switch)10,10 ': Limit switch
본 고안은 반도체 패키지 제조공정 중 트림(Trim)/포밍(Forming)공정에 사용되는 셔틀오토(Shuttle Auto) 트림/포밍 장비에 있어서, 리드프레임(Lead Frame)의 휨등으로 인한 인덱스에러(Index Error)발생시, 에어실린더(Air Cyinder)의 힘에 의해 제품이 손상되는 것을 방지하기 위한 장치에 관한 것으로, 특히 에러발생시 이를 감지하여 장비의 동작을 즉시 멈추게 함으로써 제품손상을 방지하고 품질향상을 기할 수 있게 한 트림/포밍 장비의 에러발생 감지장치에 관한 것이다.The present invention is a Shuttle Auto trim / forming equipment used in the trim / forming process of the semiconductor package manufacturing process, the index error due to the bending of the lead frame (Index Error) It is a device to prevent the product from being damaged by the force of the air cylinder when it occurs, especially when an error occurs, it detects it and stops the operation of the equipment immediately to prevent product damage and improve the quality. The present invention relates to an error occurrence detection device for trim / forming equipment.
일반적으로 반도체 패키지를 제조함에 있어서는 몰딩(Molding)된 리드프레임의 리드를 지지하고 있는 댐버(Damber)를 절단하여 각각 독립된 패키지로 분리하는 트림공정 및 리드를 소정형상으로 절곡 형성하는 포밍 공정을 행하게 되는데, 이때 사용되는 장비가 트림/포밍 장비이다.In general, in manufacturing a semiconductor package, a trimming process of cutting a dam holding a lead of a molded lead frame and separating the insulation into separate packages and a forming process of bending the lead into a predetermined shape are performed. In this case, the equipment used is trim / forming equipment.
이러한 트림/포밍 장비는 제1도에 도시한 바와같이, 장비본체(1)에 설치된 상,하금형부(2)(3)의 사이에 제품(도시되지 않음)을 이송시키는 워킹빔(Walking Beam)(4)이 좌,우이동가능하게 설치되어 있고, 상기 장비 본체(1)의 일측에는 공정완료된 제품을 배출시키기 위한 슈트(5)가 소정의 경사각도로 형성된 구조로 되어있다.Such trim / forming equipment is a walking beam for transferring a product (not shown) between the upper and lower mold portions 2 and 3 installed in the equipment main body 1, as shown in FIG. (4) is installed so as to move left and right, and one side of the equipment main body (1) has a structure in which a chute (5) for discharging the finished product is formed at a predetermined inclination angle.
상기 상,하금형부(2)(3)는 각각의 베이스플레이트(2a)(3a)에 데정크(DeJunk)용 상,하금형(2-1)(3-1), 트림용 상,하금형(2-2)(3-2) 및 포밍용 상,하금형(2-3)(3-3)이 일정간격을 유지하여 상호 대향되게 형성된 구조로 되어있고, 상기 상금형부(2)는 하금형부(3)의 상부에서 상,하이동가능하도록 설치되어 있다.The upper and lower molds 2 and 3 have upper and lower molds for DeJunk, lower and lower molds 2-1 and 3-1, and upper and lower molds for each base plate 2a and 3a. (2-2) (3-2) and the upper and lower molds for forming (2-3) and (3-3) have a structure formed to face each other while maintaining a constant interval, the upper mold portion (2) The upper and lower parts of the mold part 3 are provided to be movable up and down.
또한, 상기 워킹빔(4)은 장비본체(1)의 상,하금형부(2)(3)사이에 좌,우이동가능하게 설치되어 제품을 1스텝(Step)씩 이송시키는 것으로서, 그의 구동부 구조를 상세히 살펴보면 제2도에 도시한 바와같이, 워킹빔플레이트(4a)의 일측에 일체로 돌출형성된 작동돌출부(6)의 내부에 곡선형작동장공(7)이 형성되어 이에 볼베어링(8)이 개재되어 있고, 상기 작동돌출부(6)의 일측에는 에어실린더(9)가 장착되어 워킹빔(4)을 각각의 금형(2-1)(3-1),(2-2),(3-2)(2-3),(3-3)으로 1스텝씩 이동시키고 후진하도록 되어있다.In addition, the working beam (4) is installed between the upper and lower molds (2) and (3) of the equipment main body (1) to move left and right to move the product by one step (Step), the structure of the drive unit Looking in detail, as shown in FIG. 2, a curved operating hole 7 is formed inside the working projection 6 integrally formed on one side of the working beam plate 4a, and the ball bearing 8 is interposed therebetween. An air cylinder 9 is mounted at one side of the operation protrusion 6 to move the working beams 4 to the molds 2-1, 3-1, 2-2, and 3-2. (2-3) and (3-3) move backward by one step.
이와같이 구성된 일반적인 트림/포밍 장비는 몰딩딘 리드프레임을 스톡매거진(Stock Magazine)에 삽입하여 장비의 로딩(도시되지 않음)부에 공급하게 되면, 로딩제품 분리용 핑거(Finger)(도시되지 않음)가 제품을 분리하게 되고, 에어실린더(9)가 작동하여 워킹빔(4)을 각각의 금형(2-1)(3-1),(2-2)(3-2),(2-3)(3-3)내부로 1스텝씩 이동시키는 것에 의하여 장착된 리드프레임이 이송되어 데정크, 댐바켯 및 포밍공정이 진행되며, 이와같이 공정완료된 제품은 슈트(5)를 통해 슬리브(Sleeve)내로 투입되어 공정을 완료하게 된다.A typical trim / forming device configured as described above is provided with a molded leadframe into a stock magazine and supplied to the loading (not shown) of the equipment. The product is separated, and the air cylinder 9 is operated to move the working beam 4 to the respective molds 2-1, 3-1, 2-2, 3-2, and 2-3. (3-3) The lead frame mounted is moved by one step inside, and the decank, dam changing and forming process is carried out, and the finished product is introduced into the sleeve through the chute 5. To complete the process.
그러나, 상기한 바와같은 일반적인 트림/포밍 장비에 있어서는, 장비운전 중 제품의 피딩에러가 발생하게 될시 이것을 제어할 수 있는 장치가 없으므로 에러가 발생하여도 에어실린더(9)는 계속 진행방향으로 동작을 하게된다. 따라서 에어실린더(9)의 힘에 의해 제품불량이 발생할 뿐만아니라 장비의 부품이 파손되는 문제가 있었다.However, in the general trim / forming equipment as described above, when there is a feeding error of the product during the operation of the equipment, there is no device that can control this, so that the air cylinder 9 continues to move in the advancing direction even if an error occurs. Will be Therefore, not only the product defects are caused by the force of the air cylinder 9, but also there is a problem that parts of the equipment are damaged.
즉 일반적인 셔틀오토 트림/포밍 장비는 다른 장비와는 달리 리드프레임이 스트립(Strip)단위로 이송되어 공정이 진행되기 때문에 리드프레임의 휨등에 의한 피딩에러시 제품의 대량불량이 발생하게 되는 문제가 있었고, 또한 인덱스 에러시에도 장비가 계속적으로 동작하게 되므로 펀치(Punch) 파손등과 같은 장비 손상의 문제가 있었으며, 이에따라 품질 및 생산성이 저하되는 단점이 있었다.That is, the general shuttle auto trim / forming equipment, unlike other equipment, has a problem that a large quantity defect of the product occurs when feeding errors due to bending of the lead frame are carried out because the lead frame is transferred in strip units. In addition, there is a problem of damage to the equipment, such as a punch (punch) damage, because the equipment continues to operate in the event of an index error, there was a disadvantage in that the quality and productivity decrease.
이를 감안하여 안출한 본 고안의 목적은 피딩에러 발생시 이를 감지하여 장비의 동작을 즉시 멈추게 함으로써 제품의 대량불량을 방지하고, 제품의 품질 및 생산성을 향상시키며, 과부하로 인한 장비 손상을 방지하도록 한 트림/포밍 장비의 에러발생 감지장치를 제공함에 있다.In view of this, the object of the present invention is to detect a feeding error and stop the operation of the equipment immediately to prevent mass defects of products, improve product quality and productivity, and prevent damage to the equipment due to overload. To provide an error detection device for forming equipment.
상기와 같은 본 고안의 목적을 달성하기 위하여 트림/포밍 장비본체의 상,하금형부 사이에 제품을 이송시키는 워킹빔이 좌,우이동가능하게 설치된 것에 있어서, 상기 워킹빔에 일체로 형성된 작동돌출부의 곡선형 작동장공 양단에 에어실린더의 구동을 제어하기 위한 리미트스위치를 부착하여 워킹빔이 정해진 시간내에 리미트스위치를 터치하지 않으면 에러발생으로 간주 장비의 동작을 즉시 정지시키도록 구성함을 특징으로 하는 트림/포밍 장비의 에러발생 감지장치가 제공된다.In order to achieve the object of the present invention as described above, the working beam for transferring the product between the upper and lower molds of the trim / forming equipment main body is installed to be left and right movable, the curve of the operation protrusion formed integrally with the working beam. A limit switch for controlling the operation of the air cylinder at both ends of the type working hole is attached so that if the working beam does not touch the limit switch within a predetermined time, the operation is regarded as an error and immediately stops the operation of the equipment. An error detection device for forming equipment is provided.
이와같이된 본 고안에 의한 에러발생 감지장치를 적용하면, 장비의 에러발생과 거의 동시에 장비의 동작이 정지되므로 종래와 같은 제품의 대량 불량 및 장비의 손상등을 방지할 수 있고, 제품의 품질 및 생산성을 향상시킬 수 있는 등의 효과가 있다.Applying the error occurrence detection device according to the present invention as described above, since the operation of the equipment is stopped at the same time as the occurrence of the error of the equipment, it is possible to prevent mass defects and damage of equipment as in the prior art, product quality and productivity There is an effect such as to improve.
이하, 상기한 바와같은 본 고안에 의한 트림/포밍 장비의 에러발생 감지장치를 첨부한 도면에 의거하여 보다 상세히 설명하겠다.Hereinafter, on the basis of the accompanying drawings the error occurrence detection device of the trim / forming equipment according to the present invention as described above will be described in more detail.
제3도는 본 고안에 의한 트림/포밍 장비의 에러발생 감지장치를 설명하기 위한 워킹빔의 부분절결 사시도로서 이에 도시한 바와같이, 본 고안에 의한 트림/포밍 장비의 에러발생 감지장치는 장비본체(1 : 제1도 참조)의 상, 하금형부(2)(3)(제1도 참조)사이에 좌,우이동가능하게 설치되어 제품을 이송시키는 워킹빔(4)의 워킹빔 플레이트(4a) 일측에 일체로 형성된 작동돌출부(6)의 곡선형 작동장공(7) 양단에 에어실린더(9)의 구동을 제어하기 위한 리미트스위치(10)(10')를 부착하여, 워킹빔(4)이 정해진 시간(통상 0.5SEC)내에 상기 리미트스위치(10)(10')를 터치하지 않으면 에러발생 및 과부하가 걸린 것으로 간주, 장비의 동작을 즉시 정지시키도록 구성한 것으로, 이와같은 본 고안 장치의 구성외에 트림/포밍 장비를 구성하는 여타 구성은 종래와 동일하므로 여기서는 상세한 설명은 생략한다.Figure 3 is a partially cutaway perspective view of the working beam for explaining the error generating detection device of the trim / forming equipment according to the present invention, as shown here, the error generation detection device of the trim / forming equipment according to the present invention is the equipment body ( 1: One side of the working beam plate 4a of the working beam 4, which is installed between the upper and lower mold portions 2, 3 and 3 (see FIG. 1) of the working beam 4 to convey the product. Limit switches 10 and 10 ′ for controlling the driving of the air cylinder 9 are attached to both ends of the curved working field hole 7 of the actuating protrusion 6 integrally formed on the working protrusion 6, and the working beam 4 is defined. If the limit switch 10 or 10 'is not touched within the time (typically 0.5SEC), an error has occurred and an overload is considered, and it is configured to immediately stop the operation of the equipment. Other configurations that make up the forming equipment are the same as before. The detailed description is omitted.
이와같이 구성된 본 고안에 의한 트림/포밍 장비의 에러발생 감지장치의 동작은 트림/포밍 장비를 이용하여 트림 및 포밍 공정을 수행함에 있어서, 예컨대 몰딩된 리드프레임을 스톡매거진에 삽입하여 장비의 로딩부에 공급하게 되면, 로딩제품분리 핑거가 제품을 분리하게 되고, 분리된 제품은 워킹빔(4)에 장착되어 에어실린더(9)의 구동에 의해 상,하금형부(2)(3)의 각 금형(2-1)(3-1), (2-2)(3-2), (2-3)(3-3)으로 1스텝씩 이동되면서 데정크, 트림 및 포밍 공정을 수행하게 됨에 있어서, 제품의 피딩에러 및 과부하발생시 이를 즉각적으로 감지하여 장비의 동작을 중단시킴으로써 제품의 대량 불량 및 장비의 손상을 방지하는 것인바, 이를 좀더 상세히 설명하면, 장비운전중 워킹빔(4)이 좌, 우이동함에 있어 워킹빔(4)이 정해진 시간, 예컨대 0.5초 이내에 리미트스위치(10)(10')를 터치하지 않으면 피딩에러 및 과부하가 걸린 것으로 간주하여 즉시 장비의 동작을 멈추게 하는 것이다.The operation of the error detection device of the trim / forming equipment according to the present invention configured as described above is performed in the trim and forming process using the trim / forming equipment, for example, by inserting a molded lead frame into the stock magazine to the loading portion of the equipment When supplied, the loading product separation finger separates the product, and the separated product is mounted on the working beam 4 to drive each mold of the upper and lower molds 2 and 3 by driving the air cylinder 9. 2-1) (3-1), (2-2) (3-2), (2-3) (3-3) by moving the step by step to perform the decking, trimming and forming process, In the event of a feeding error and overload of the product is immediately detected by stopping the operation of the equipment to prevent mass defects of the product and damage to the equipment, which will be described in more detail, the working beam (4) moves left, right during operation of the equipment Limit the working beam 4 within a predetermined time, such as 0.5 seconds. If you do not touch the position (10) (10 ') it is considered that the feeding error and overload is to stop the operation of the equipment immediately.
이상에서 상세히 설명한 바와같이, 본 고안에 의한 트림/포밍장비의 에러발생 감지장치에 의하면, 장비운전 중 피딩에러 및 과부하발생시, 발생과 거의 동시에 장비의 운전이 정지되므로 종래와 같은 제품의 대량 불량 및 장비의 손상등을 방지할 수 있고, 제품의 품질 및 생산성을 보다 높일 수 있으며, 작업자 능률향상을 기대할 수 있는 등의 에러 효과가 있다.As described in detail above, according to the error occurrence detection device of the trim / forming equipment according to the present invention, when the feeding error and overload occurs during the operation of the equipment, the operation of the equipment is stopped almost simultaneously with the occurrence of a large quantity of defective products and Damage to the equipment can be prevented, product quality and productivity can be improved more, and operator efficiency can be expected to be improved.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR92013215U KR950010438Y1 (en) | 1992-07-16 | 1992-07-16 | Error detecting device for trim/forming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR92013215U KR950010438Y1 (en) | 1992-07-16 | 1992-07-16 | Error detecting device for trim/forming |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR940004350U KR940004350U (en) | 1994-02-24 |
| KR950010438Y1 true KR950010438Y1 (en) | 1995-12-13 |
Family
ID=19336886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR92013215U KR950010438Y1 (en) | 1992-07-16 | 1992-07-16 | Error detecting device for trim/forming |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR950010438Y1 (en) |
-
1992
- 1992-07-16 KR KR92013215U patent/KR950010438Y1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR940004350U (en) | 1994-02-24 |
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