JPH0266927U - - Google Patents

Info

Publication number
JPH0266927U
JPH0266927U JP14493388U JP14493388U JPH0266927U JP H0266927 U JPH0266927 U JP H0266927U JP 14493388 U JP14493388 U JP 14493388U JP 14493388 U JP14493388 U JP 14493388U JP H0266927 U JPH0266927 U JP H0266927U
Authority
JP
Japan
Prior art keywords
tube
expansion jig
cylindrical body
cylinder
mounting hole
Prior art date
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.)
Granted
Application number
JP14493388U
Other languages
Japanese (ja)
Other versions
JPH0710812Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP14493388U priority Critical patent/JPH0710812Y2/en
Publication of JPH0266927U publication Critical patent/JPH0266927U/ja
Application granted granted Critical
Publication of JPH0710812Y2 publication Critical patent/JPH0710812Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Automatic Assembly (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
  • Motor Or Generator Cooling System (AREA)
  • Manufacture Of Motors, Generators (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の第一実施例に係る拡管治具の
拡管前の半断面図、第２図はその拡径後の半断面
図、第３図は筒体の半截側面図、第４図は筒体の
正面図、第５図は拡管治具で冷却管を取付けた状
態の断面図、第６図は本考案の第二実施例に係る
拡管治具の半断面図、第７図はその筒体が閉じた
状態の断面図、第８図は回転電機の半断面図、第
９図は冷却管の従来の取付状態を表わす断面図で
ある。 図面中、１は回転電機、９は空気冷却器、１０
は冷却管、１１は管板、１１ａは取付穴、２１は
シリンダ、２５は筒体、２６は凹部、２８は傾斜
部、３０はピストン、３２は駒体、３３は傾斜外
周面である。 Fig. 1 is a half-sectional view of the pipe expansion jig according to the first embodiment of the present invention before pipe expansion, Fig. 2 is a half-sectional view after diameter expansion, Fig. 3 is a half-cut side view of the cylindrical body, and Fig. 4 is a half-sectional view of the pipe expansion jig according to the first embodiment of the present invention. The figure is a front view of the cylindrical body, Figure 5 is a sectional view of the cooling pipe installed with a tube expansion jig, Figure 6 is a half sectional view of the tube expansion jig according to the second embodiment of the present invention, and Figure 7 8 is a cross-sectional view of the rotary electric machine in a closed state, FIG. 9 is a cross-sectional view showing the conventional mounting state of the cooling pipe. In the drawings, 1 is a rotating electric machine, 9 is an air cooler, 10 is
11 is a cooling pipe, 11 is a tube plate, 11a is a mounting hole, 21 is a cylinder, 25 is a cylindrical body, 26 is a recessed part, 28 is an inclined part, 30 is a piston, 32 is a bridge body, and 33 is an inclined outer peripheral surface.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 管板の取付穴に管を固定する際に該管を拡径す
る拡管治具であつて、前記取付穴の縁に遊嵌され
る凹部が外周に形成されると共に内周が傾斜状の
中空をなし拡径自在な筒体をシリンダの端部に設
け、前記筒体の内周に嵌合する傾斜外周面を有す
る駒体を前記シリンダのピストンに設けたことを
特徴とする拡管治具。 A tube expansion jig for expanding the diameter of a tube when fixing the tube in a mounting hole of a tube sheet, the tube expansion jig being a hollow tube having a recess formed on the outer periphery and having an inclined inner periphery, which is loosely fitted to the edge of the mounting hole. 1. A tube expansion jig, characterized in that a cylindrical body whose diameter can be freely expanded is provided at an end of the cylinder, and a piston of the cylinder is provided with a piece body having an inclined outer circumferential surface that fits into the inner periphery of the cylindrical body.
JP14493388U 1988-11-08 1988-11-08 Expansion jig Expired - Lifetime JPH0710812Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14493388U JPH0710812Y2 (en) 1988-11-08 1988-11-08 Expansion jig

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14493388U JPH0710812Y2 (en) 1988-11-08 1988-11-08 Expansion jig

Publications (2)

Publication Number Publication Date
JPH0266927U true JPH0266927U (en) 1990-05-21
JPH0710812Y2 JPH0710812Y2 (en) 1995-03-15

Family

ID=31413078

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14493388U Expired - Lifetime JPH0710812Y2 (en) 1988-11-08 1988-11-08 Expansion jig

Country Status (1)

Country Link
JP (1) JPH0710812Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05260704A (en) * 1992-03-06 1993-10-08 Mitsuba Electric Mfg Co Ltd How to attach the armature core

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5021949B2 (en) * 2006-03-31 2012-09-12 株式会社丸山製作所 Nozzle grip

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05260704A (en) * 1992-03-06 1993-10-08 Mitsuba Electric Mfg Co Ltd How to attach the armature core

Also Published As

Publication number Publication date
JPH0710812Y2 (en) 1995-03-15

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