KR890012065A - 회전식 송풍기 - Google Patents

회전식 송풍기 Download PDF

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KR890012065A
KR890012065A KR1019890000530A KR890000530A KR890012065A KR 890012065 A KR890012065 A KR 890012065A KR 1019890000530 A KR1019890000530 A KR 1019890000530A KR 890000530 A KR890000530 A KR 890000530A KR 890012065 A KR890012065 A KR 890012065A
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South Korea
Prior art keywords
shaft
stepped
hole
gap
interference coupling
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KR1019890000530A
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English (en)
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KR940008173B1 (ko
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제임스 브라운 라챠아드
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프랭크 엠.사죠백
이턴 코오포레이숀
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C18/18—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with similar tooth forms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0042—Driving elements, brakes, couplings, transmissions specially adapted for pumps
    • F04C29/0078—Fixing rotors on shafts, e.g. by clamping together hub and shaft
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B4/00—Shrinkage connections, e.g. assembled with the parts at different temperature; Force fits; Non-releasable friction-grip fastenings
    • F16B4/004—Press fits, force fits, interference fits, i.e. fits without heat or chemical treatment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
    • F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
    • F16D1/064—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end non-disconnectable
    • F16D1/072—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end non-disconnectable involving plastic deformation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
    • F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
    • F16D1/08—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key
    • F16D1/0852—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key with radial clamping between the mating surfaces of the hub and shaft
    • F16D1/0858—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key with radial clamping between the mating surfaces of the hub and shaft due to the elasticity of the hub (including shrink fits)
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49229—Prime mover or fluid pump making
    • Y10T29/49236—Fluid pump or compressor making
    • Y10T29/49245—Vane type or other rotary, e.g., fan
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49833—Punching, piercing or reaming part by surface of second part
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49945—Assembling or joining by driven force fit
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/49—Member deformed in situ
    • Y10T403/4966—Deformation occurs simultaneously with assembly
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/70—Interfitted members

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Supercharger (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)

Abstract

내용 없음.

Description

회전식 송풍기
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 제2도의 1-1선 단면도인 동시에 각각의 회전자중 단편적 부분만을 도시한 송풍기에 대한 평단면도,
제2도는 제1도의 2-2선 단면도인 동시에 회전자들과 축들에 대한 횡단면도.
제3도는 본 발명에 따라 제조된 회전자와 축중 회전자의 맞물리는 부분과 축의 전방부분을 도시한 것으로서 제1도와 유사하지만 부분적으로 크게 확대한 부분확대도.

Claims (3)

  1. 회전자하우징부(15)내에서 회전하게 설치되는 것으로 한쌍의 서로 맞물린 갈래진 회전자(21,23)와; 회전자(21,23)의 회전축에 동심적이고 다른 직경을 가지면서 축상 서로 이격된 다수의 구멍부(65,69)로 형성되어 상기 회전자(21,23)을 관통연장하는 계단식구멍과 : 축의 회전축에 동심적이고 서로 직경이 다르면서 축 상 이격되어 있으며, 상기 축을 상기 계단식구멍내로 가압삽입할때 상기 구멍부(65,69)들과 더불어 축상 서로 이격된 제1간섭결합부(65-67)와 제2간섭결합부(69-71)를 형성하는 다수의 축부(63,67,71)들로 구성되어 회전자(21,23)를 각기 지지하는 계단식으로된 축(25,27)과 : 축부(63,67,71)를 하나에 포함되는 것으로, 축(25,27)를 상기 계단식 구멍내로 가압삽입할때 상기 다수의 구멍부(65,69)중 하나의 표면을 변형시켜 상기 다수의 구멍부(65,69)중 하나에 대응 스플라인을 형성하게 작용할수 있는 재료로된 원주상 이격된 일조의 스플라인(73)들을 포함하는 형의 회전식 송풍기(11)에 있어서, 상기 계단식 축(25,27)에는 축(25,27)을 상기 계단식구멍내로 가압삽입할때의 축(25,27)의 이동방향상 전방부(30,63)가 형성되어있다는 점과, 상기 제1간섭결합부(65-67)는 계단식축(25,27)의 전방부(30,63)에 인접하게 배치된다는 점과, 축(25,27)의 전방부(30,63)에는 인접한 제1구멍부(65)에 대하여 밀간극을 형성하는 밀간극랜드(63)가 형성되어 있다는 점과 : 상기 계단식 축(25,27)중 전방부(30,63)에 형성되는 환상의 수집홈(75)은 밀간극랜드(63)와 간섭결합부(65-67,69-71)중 하나 사이에 축상 배치되며, 크기가 축(25,27)을 가압삽입할때 간섭결합부(65-67,69-71)중 하나의 구멍부로부터 제거된 물질을 수집할수 있는 크기로 되어 있다는 점과 : 밀간극랜드(63)에서 형성된 밀간극의 크기는 제거된 물질의 상기 수집홈(75)으로부터 밀간극랜드(63)를 빠져나가지 못하게 방지할만한 크기라는 점 등을 특징으로 하는 회전식 송풍기.
  2. 하우징내에서 회전하게 설치되는 서로 맞물리는 한쌍의 갈래진 회전자와 : 상기 회전자의 회전축에 동심적이고 다른 직경을 가지면서 축상 서로 이격된 다수의 구멍부로 형성되어 상기 회전자를 관통연장하는 계단식구멍과 : 축의 회전축에 동심적이고 서로 직경이 서로 다르면서 축상 이격되어 있으며, 상기 축을 상기 계단식 구멍내로 가압삽입할때 상기 구멍부들과 더불어 축상 서로 이격된 제1간섭결합부와 제2간섭결합부를 형성하는 축부들로 구성되는 축등을 포함하는 회전식 송풍기에 있어서, 상기 계단식축에는 이 축을 상기 계단식구멍내로 가압삽입할때 축의 이동방향상 전방부가 형성되어 있다는 점과 : 상기 계단식축중 상기 전방부에 인접하게 상기 간섭결합부들중 하나가 배치된다는 점과 : 상기 축의 전방부에는 인접한 구멍부에 대하여 밀간극을 형성하는 밀간극랜드가 형성되어 있다는 점과 : 상기 계단식축중 전방부에 형성되는 환상의 수집홈은 밀간극랜드와 간섭결합부들중 하나 사이에 축상 배치되며, 크기가 상기 계단식축을 상기 구멍내로 가압삽입할때 상기 간섭결합부들중 하나의 구멍부로부터 제거된 물질을 수집하는데 알맞은 크기로 되어 있다는 점과 : 상기 밀간극랜드에 의해서 형성되는 밀간극은 제거된 물질이 상기 수집홈으로부터 나와서 밀간극랜드를 통과하지 못하게 방지할 정도의 크기라는 점을 특징으로 하는 회전식 송풍기.
  3. 하우징내에서 회전하게 설치되는 것으로 한쌍의 서로 맞물린 갈래진 회전자와 : 회전자의 회전축에 동심적이고 다른 직경을 가지면서 축상 서로 이격된 다수의 구멍부로 형성되어 상기 회전자들을 관통연장하는 계단식구멍과 : 상기 회전자들을 각기 지지하는 것으로서 계단식으로 되어 있고, 축의 회전축에 동심적이고, 서로 다른 직경을 가지면서 축을 상기 계단식구멍내로 가압삽입할때 상기 구멍부들과 더불어 간섭결합부를 형성하게 되어있는 축상 서로 이격된 축부들로 구성된 축과 : 상기 축을 상기 계단식구멍내로 가압삽입할때 축부와 상기 구멍부들에 의해 형성되는 축상 서로 이격된 제1간섭결합부 및 제2간섭결합부와 : 상기 축부에 포함되는 것으로서, 상기 축을 상기 계단식구멍내로 가압삽입할때 구멍부의 표면을 변형시켜 구멍부에 대응 스플라인을 형성할수 있게 작용할수 있는 재료로된 원주상 이격된 일조의 스플라인들등으로 구성된 회전식 송풍기에 있어서, 상기 계단식축에는 이축을 계단식 구멍내로 가압삽입할때 축의 이동방향상 전방부가 형성되어 있다는 점과 : 상기 간섭결합부는 계단식 축의 상기 전방부에 인접배치된다는 점과 : 상기 축의 전방부에는 인접한 구멍부에 대하여 밀간극을 형성하는 밀간극랜드가 형성되어 있다는 점과 : 상기 계단식축의 전방부에는 추가적으로 환상의 수집홈이 상기 밀간극랜드와 간섭결합부 사이에 축상 형성 배치되어 있고, 이 수집홈은 상기 계단식축을 상기 구멍내로 가압삽입할때 간섭결합부중 구멍부로부터 제거된 물질을 수집할만한 크기로 되어 있다는 점과 : 밀간극랜드에 의해 형성되는 상기 밀간극은 제거된 물질이 상기 수집홈으로부터 빠져 나와서 밀간극랜드를 통과하지 못하게 방지할만한 크기로 되어 있다는 점을 특징으로 하는 회전식 송풍기.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890000530A 1988-01-19 1989-01-19 회전식 송풍기 KR940008173B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/145,017 US4828467A (en) 1988-01-19 1988-01-19 Supercharger and rotor and shaft arrangement therefor
US145.017 1988-01-19
US145,017 1993-10-29

Publications (2)

Publication Number Publication Date
KR890012065A true KR890012065A (ko) 1989-08-24
KR940008173B1 KR940008173B1 (ko) 1994-09-07

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US (1) US4828467A (ko)
KR (1) KR940008173B1 (ko)

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US5083907A (en) * 1990-05-25 1992-01-28 Eaton Corporation Roots-type blower with improved inlet
US5078583A (en) * 1990-05-25 1992-01-07 Eaton Corporation Inlet port opening for a roots-type blower
US5131829A (en) * 1991-06-19 1992-07-21 Eaton Corporation Trapped volume vent means for meshing lobes of roots-type supercharger
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US4828467A (en) 1989-05-09

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