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KR850001036Y1 - Drive part of UHF TV tuner - Google Patents

Drive part of UHF TV tuner Download PDF

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Publication number
KR850001036Y1
KR850001036Y1 KR2019820002772U KR820002772U KR850001036Y1 KR 850001036 Y1 KR850001036 Y1 KR 850001036Y1 KR 2019820002772 U KR2019820002772 U KR 2019820002772U KR 820002772 U KR820002772 U KR 820002772U KR 850001036 Y1 KR850001036 Y1 KR 850001036Y1
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KR
South Korea
Prior art keywords
gear
mounting plate
support piece
tuner
shaft
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
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KR2019820002772U
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Korean (ko)
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KR830004348U (en
Inventor
김상권
Original Assignee
금성알프스전자주식회사
이정기
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Priority to KR2019820002772U priority Critical patent/KR850001036Y1/en
Publication of KR830004348U publication Critical patent/KR830004348U/en
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Publication of KR850001036Y1 publication Critical patent/KR850001036Y1/en
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    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03JTUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/06Driving or adjusting arrangements; combined with other driving or adjusting arrangements, e.g. of gain control
    • H03J1/14Special arrangements for fine and coarse tuning
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03JTUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/06Driving or adjusting arrangements; combined with other driving or adjusting arrangements, e.g. of gain control
    • H03J1/08Toothed-gear drive; Worm drive
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03JTUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/24Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
    • H03J5/26Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection operated by hand
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/44Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/50Tuning indicators; Automatic tuning control

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Structure Of Receivers (AREA)

Abstract

내용 없음.No content.

Description

UHF TV튜우너의 구동부Drive part of UHF TV tuner

제1도는 본 고안을 적용한 튜우너 구동부의 사시도.1 is a perspective view of a tuner drive unit to which the present invention is applied.

제2도는 본 고안을 적용한 튜우너의 구동부 다면도.2 is a side view of the drive unit of the tuner to which the present invention is applied.

제3도는 종래의 고안으로서, 제3(a)도는 분해 사시도, 제3(b)도는 미조중간 치차체의 정면도, 제3(c)도는 조립 사시도.Fig. 3 is a conventional design, in which Fig. 3 (a) is an exploded perspective view, Fig. 3 (b) is a front view of an intermediate midge gear, and Fig. 3 (c) is an assembled perspective view.

제4도는 본 고안으로서, 제4(a)도는 분해 사시도, 제4(b)도는 미조중간 치차체의 정면도, 제4(c)도는 조립 사시도.4 is an exploded perspective view of FIG. 4 (a), the front view of the intermediate intermediate gear body, and FIG. 4 (c) is an assembled perspective view of the present invention.

본 고안은 UHF TV튜우너의 구동부에 있어서 중간미조 치차의 중간 취부판에의 조립에 관한 것으로서 불량 감소와 조립성 간편 및 원가 절감을 목적으로 한 것이다.The present invention relates to the assembly of the intermediate tooth gear to the intermediate mounting plate in the drive part of the UHF TV tuner, and aims to reduce defects, simplify assembly, and reduce cost.

일반적으로 UHF TV튜우너의 구동부는 샤프트와 많은 기어들의 조합으로 이루어져 있으며 그 구성 및 동작을 약술하면 다음과 같다.In general, the driving unit of the UHF TV tuner is composed of a combination of shafts and many gears.

제2도에 있어서, (1)은 튜우너의 본체, (2)는 이본체(1)에 고착한 주취부판, (3)은 주취부판(2)에 고착된 중간 취부판, (4)는 찬넬축이다. 이 찬넬축(4)에는 이것에 회전 절도를 주기위한 절도판(5)와 외주치와 측면치를 설한 절도판 치차(6)이 고착되어 있다. (7)은 주취부판(2)에 감합되고 스프링()8에 의하여 절도판(5)에 대접시킨 스틸볼, (9)는 찬넬축(4)에 동심적으로 지승한 미조축이다. 이 미조축(9)에는 그 좌단에 치차(10)이 형성되고, 이 치차(10)은 그 축을 중간 취부판(3)의 절결홈(3a)에 지승한 미조중간 치차체(11)의 우단치차(11a)와 감합되고, 미조중간 치차체(11)의 좌단치차(11b)는 레바치차912)에 치합되어 있다. 이 레바치차(12)는 찬넬축(4)에 지승되고, 그 레바(12)는 이 찬넬축(4)의 지륜(13)과의 사이에 평와샤(14)를 개하여 삽설한 스프링(15)에 의해 찬넬축(4)에 지승한 측면치를 갖는 차동치차(16)의 배면에 적당한 마찰력으로 압압하고 있다. 이 차동치차(16)의 측면치는 이와 치의수가 다른 절도판치차(6)의 측면치에 치합되어 있다.In Fig. 2, reference numeral 1 denotes a main body of the tuner, 2 denotes a main mounting plate fixed to the main body 1, 3 an intermediate mounting plate fixed to the main mounting plate 2, and 4 a channel. wet. The channel shaft 4 is fixed with a theft plate 5 for giving a rotary theft and a throttle plate tooth 6 with an outer circumference and a side surface. (7) is a steel ball fitted to the main plate (2) and welded to the cutting plate (5) by a spring (8), and (9) is an uncoaxial shaft supported concentrically with the channel shaft (4). The tooth shaft 9 is formed with a tooth 10 at its left end, and the tooth 10 has a right end of the middle tooth gear 11 with its shaft supported by the notch 3a of the intermediate mounting plate 3. The gear 11a is fitted with the gear 11a, and the left end gear 11b of the intermediate teeth 11 is engaged with the lever gear 912. This lever gear 12 is supported by the channel 4, and the lever 12 is a spring 15 having a flat washer 14 inserted between the channel 13 of the channel 4 and inserted therein. Is pressed by the appropriate frictional force on the back surface of the differential gear 16 having the side value supported by the channel shaft 4 by the " The side face value of this differential gear 16 is meshed with the side face value of the theft plate tooth 6 from which the number of teeth differs.

또한 이 차동치차(16)의 측면치에 형성한 凹부(16b)에는 찬넬축(4)에 지승되고 이 찬넬축(4)의 좌단지륜(17)과의 사이에 펴와샤(18)을 개하여 삽설한 미조치차(19)의 돌자(19a)가 절도판(5)에 형성한 감합혈을 관통하에 감착되어 차동치차(16)과 미조치차919)가 미조정 범위내에서 회전 가능토록 구성되어 있다. 미조치차(19)는 본체(1)내의 바리콘 로라축(20)에 고착한 치차(21)에 치합시켜 미조치차(19)의 회전을 로라축(20)에 전달하도록 되어 있다.In addition, the concave portion 16b formed at the side surface of the differential gear 16 is supported by the channel shaft 4, and a flat washer 18 is provided between the left end ring 17 of the channel shaft 4 and the left end wheel 17. The projection 19a of the unarranged car 19, which is opened and inserted, is penetrated and penetrated through the sensitized blood formed in the moderation plate 5, so that the differential gear 16 and the unarranged car 919 can rotate within the fine adjustment range. It is made up all the time. The non-cogwheel 19 is engaged with the gear 21 fixed to the variicon roller shaft 20 in the main body 1 so as to transmit the rotation of the cogwheel 19 to the roller axis 20.

다이알축(22)에는 이것과 일체러 치차(23)이 형성되고 이치차(23)은 그 축을 중간 취부판(3)의 축수(3b)에 지지한 다이알 중간 치차체(24)의 우단치차(24a)에 치합되고, 다이알 중간 치차체(24)의 좌단치차(24b)는 절도판 치차(6)의 외주치에 치합되어 있어 절도판치차(6)의 회전이 다이알 중간 치차체(24)에 전달되도록 구성되어 있다.The toothed shaft 23 is integrally formed with the toothed shaft 23, and the toothed tooth 23 has the right end gear of the intermediate middle toothed body 24 which supported the shaft on the shaft 3b of the intermediate mounting plate 3 ( 24a), the left end gear 24b of the dial intermediate gear 24 is engaged with the outer periphery of the theft plate tooth 6, and the rotation of the theft plate tooth 6 is rotated to the dial intermediate tooth body 24. It is configured to be delivered.

상기의 구성에 있어서 찬넬선국은 찬넬축(4)을 회전하면 전도판(5)와 미조치차(19)가 회전하고 이 미조치차(19)와 치합된 치차(21)이 회전하게 되어 결국 로라축(20)이 회전하여 바리콘의 조정이 행해져 선국된다. 이 경우 미조치차(19)의 회전은 차동치차(16)과 레버912)가 감합에 의해 레바치차(12)와 일체로 동작하므로 미조 동작은 않는다. 또 이와 동시에 절도판(5)의 회전에 의해 이에 고착한 절도판치차(6)이 회전하여 다이알 중간 치차체(24)가 회전하고 이 다이알 중간치차체(24)의 우단치차(24a)와 치합된 다이알치차(22)가 회전하므로 다이알 표시를 행하게 된다.In the above configuration, when the channel tuning station rotates the channel 4, the conduction plate 5 and the unbalanced vehicle 19 rotate, and the gear 21 engaged with the unbalanced vehicle 19 rotates. The roller shaft 20 is rotated so that the baricone is adjusted and tuned. In this case, since the differential gear 16 and the lever 912 operate integrally with the lever gear 12 by fitting, the micro gear 19 does not have a premature operation. At the same time, the throttle plate gear 6 fixed thereto is rotated by the rotation of the throttle plate 5 so that the dial intermediate gear body 24 rotates and is engaged with the right end gear 24a of the dial intermediate gear body 24. As the dial difference gear 22 rotates, dial display is performed.

다음에 미조정을 행할때는 찬넬축(4)이 고정된 상태에서 미조축(9)를 회전하므로서 이의 좌단치차(10)과 치합된 미조 중간 치차체(11)이 회전하고, 미조중간 치차체(11)의 좌단치차(11b)와 치합된)레바치차(12)가 회전한다 .그결과 차동치차(16)이 절도판 치차(6)의 측면치와의 치수의 차에 응하여 회전하게 되어 차동치차(16)에 그 돌자(19a)를 개하여 고착한 미조치차(19)와 치합된 치차(21)이 회전하여 로라축(20)이 회전하므로서 바리콘의 미조정이 행해진다.When the next fine adjustment is performed, the micro-gear body 11 engaged with the left gear 10 is rotated while the micro-shaft 9 is rotated while the channel shaft 4 is fixed. The lever gear 12, which is engaged with the left gear 11b of 11) rotates, so that the differential gear 16 rotates in response to the difference between the dimensions of the lateral tooth of the theft plate tooth 6 and the differential gear. Fine adjustment of the barricon is performed by rotating the rotary shaft 20 by rotating the toothed gear 21 and the teeth 21 engaged with the protrusions 19a attached to (16).

이상에서 UHF TV튜우너의 구동부의 구성 및 동작을 약술 하였지만, 본 고안의 요지는 미조중간 치차(11)을 중간 취부판(3)의 절결홈(3a)에 삽설하여 고착하는 구조에 관한 것으로서 종래에는 제3도에서 보는 바와같이 중간 취부판(3)의 절결홈(3a)에 미조 중간 치차(11)의 소경부(11c)를 삽설하고 지지편(25)의 반원홈(25a)에 미조중간치차(11)의 대경부(11d)가 안착되도록하고 중간 취부판(3)과 지지편(25)와를 납(26)에 의하여 접속하므로서 조립완성 하였다.Although the configuration and operation of the driving unit of the UHF TV tuner have been outlined above, the gist of the present invention relates to a structure for inserting and fixing the intermediate teeth 11 into the cutout grooves 3a of the intermediate mounting plate 3. As shown in Fig. 3, the small diameter portion 11c of the intermediate intermediate gear 11 is inserted into the notch groove 3a of the intermediate mounting plate 3, and the intermediate intermediate difference in the semicircular groove 25a of the support piece 25. The large diameter portion 11d of (11) was settled, and the assembly was completed by connecting the intermediate mounting plate 3 and the support piece 25 with lead 26.

이와같은 종래의 고안은 별도의 납땜 공정을 필요로 하여 납의 소모가 많아 비경제적일 뿐 아니라 납땜불량으로 인한 부품의 이탈 및 전기적 불량이 다발하였고 또한 양호한 납땜을 하기 위해서는 금속재로된 지지편(25) 및 중간 취부판(3)의 표면에 별도의 고가의 석도금을 해야하는 번거로움이 있었다.Such a conventional design requires a separate soldering process, which leads to high consumption of lead, which is uneconomical, and frequently causes component defects and electrical defects due to poor soldering. And there was a hassle to separate the expensive stone plating on the surface of the intermediate mounting plate (3).

본 고안은 납땜공정을 삭제함에 의해 이와같은 제반 결함을 완전 해소한 것으로서 도면에 의해 상세히 설명하면 다음과 같다.The present invention is completely eliminated such defects by eliminating the soldering process as described in detail by the drawings as follows.

제4도에 있어서 중간 취부판(3)의 외주 돌기부(3i)(3f)(3g)(3h)를 주취부판(2)의 천공부(2a)(2b)(2c)(2d)(여기서 2c는 도면에 나타내지 아니홈)에 각각 삽설하여 중간 취부판(3)과 주취부판(2)의 조립을 완성하고 중간 취부판(3)의 절결홈(3a)에 미조 중간 치차(11)의 소경부(11c)를 삽설한 것에 있어서, 지지편(25')의 상부돌기(25b')를 주취부판(2)의 천공부(2a)에 삽입하여 지지편(25')의 반원홈(25a')를 미조중간치차(11)의 대경부(11d)에 안착하고 지지편(25')의 하부 돌기(25c')를 중간취부판(3)의 절결홈(3c)에 삽입하고 절결홈(3e)에 공구를 삽입하여 절결돌기(3d)를 절곡시키므로서 조립 완성되는 것이다.In FIG. 4, the periphery projections 3i, 3f, 3g and 3h of the intermediate mounting plate 3 are provided with the perforations 2a, 2b, 2c and 2d of the main mounting plate 2, where 2c Are inserted into grooves (not shown in the drawing) to complete the assembly of the intermediate mounting plate 3 and the main mounting plate 2, and the small diameter portion of the intermediate intermediate gear 11 in the cutout groove 3a of the intermediate mounting plate 3 is completed. In inserting 11c, the upper projection 25b 'of the support piece 25' is inserted into the perforation part 2a of the main mounting plate 2, and the semi-circular groove 25a 'of the support piece 25' is inserted. On the large diameter portion 11d of the intermediate intermediate wheel 11, insert the lower projection 25c 'of the support piece 25' into the cutout groove 3c of the intermediate mounting plate 3, and cut out the groove 3e. The assembly is completed by inserting the tool into the bending protrusion 3d.

이와같이 구성 조립된 본 고안은 납땜 공정을 삭제할 수 있고 조립성이 간편할뿐만 아니라 중간 취부판(3) 및 지지편(25')에 고가의 석도금등을 할 필요가 없으며 절결돌기(3d)의 절곡과 천공부(2a)에 의해 지지편(25')가 견고히 고착되므로, 불량감소, 원가절감 및 품질향상을 기할수 있는 것이다.The present invention assembled and assembled in this way can eliminate the soldering process, is easy to assemble, and does not require expensive plating on the intermediate mounting plate 3 and the support piece 25 ', and the Since the support piece 25 'is firmly fixed by the bending and the perforations 2a, it is possible to reduce defects, reduce costs, and improve quality.

Claims (1)

중간취부판(3)의 절결홈(3a)에 미조 중간 치차(11)의 소경부(11c)를 삽설한 것에 있어서, 지지편(25')의 상부돌기(25b')를 주취부판(2)의 천공부(2a)에 삽입하여 지지편(25')의 반원홈(25a')를 미조정치차(11)의 대경부(11d)에 안착하고 지지편(25')의 하부동기(25c')를 중간취부판(3)의 절결홈(3c)에 삽입하고 절결홈(3e)에 공구를 삽입하여 절결돌기(3d)를 절곡시키므로서 조립완성 되는 것을 특징으로하는 UHF TV튜우너의 구동부.In inserting the small diameter part 11c of the intermediate | middle intermediate gear 11 into the notch groove | channel 3a of the intermediate | middle mounting plate 3, the upper protrusion 25b 'of the support piece 25' is installed in the main plate 2 The semicircular groove 25a 'of the support piece 25' is seated on the large-diameter portion 11d of the fine-tuned gear 11, and the lower synchronous 25c 'of the support piece 25' is inserted into the perforated portion 2a of the support piece 25 '. ) Is inserted into the notch groove (3c) of the intermediate mounting plate (3) and the drive unit of the UHF TV tuner characterized in that the assembly is completed by bending the notch protrusion (3d) by inserting a tool into the notch groove (3e).
KR2019820002772U 1982-04-08 1982-04-08 Drive part of UHF TV tuner Expired KR850001036Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019820002772U KR850001036Y1 (en) 1982-04-08 1982-04-08 Drive part of UHF TV tuner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019820002772U KR850001036Y1 (en) 1982-04-08 1982-04-08 Drive part of UHF TV tuner

Publications (2)

Publication Number Publication Date
KR830004348U KR830004348U (en) 1983-12-30
KR850001036Y1 true KR850001036Y1 (en) 1985-05-25

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KR2019820002772U Expired KR850001036Y1 (en) 1982-04-08 1982-04-08 Drive part of UHF TV tuner

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KR830004348U (en) 1983-12-30

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