JPS6299838U

JPS6299838U -

Info

Publication number: JPS6299838U
Application number: JP19165185U
Authority: JP
Priority date: 1985-12-14
Filing date: 1985-12-14
Publication date: 1987-06-25
Also published as: JPH0230749Y2

Description

[Brief explanation of the drawing]

第１図は、本考案が適用された洩れ試験機の正
面図、第２図は、同じく側面図、第３図は、本考
案の一実施例を示す右半分を縦断した正面図、第
４図は、第３図の正面図、第５図は、従来のエン
ジンバルブのフエース面の洩れ試験装置の一例を
示す縦断正面図である。１……エンジンバルブのフエース面の洩れ試験
装置、２……装置本体、３……門型のフレーム、
４……油圧装置、５……ピストン、６……荷重調
整用のレギユレータ、７……荷重計、８……スタ
ートボタン、９……治具、１１……表示板、１２
……洩れ限界設定用のコンパレータ、１３……Ｏ
〜スパン切換スイツチ、１４……Ｏ調整用ツマミ
、１５……スパン調節用ツマミ、１６……測定圧
力計、１７……測定用のレギユレータ、１８……
フランジ、１９……治具本体、２１……大径孔、
２２……小径孔、２３……段付孔、２４……接続
口、２５……接手、２６，２７……長孔、２８…
…切欠、２９……クランプねじ、３１……ピン、
３２……マスターシート、３２ａ……孔、３２ｂ
……シート面、３３……フランジ、３４……Ｏリ
ング、３５……切欠、３６……蝶ナツト、３７…
…ガイドブツシユ、３８……合格ランプ、３９…
…不合格ランプ、６１……従来の洩れ試験装置、
６２……エンジンバルブ、６３……軸、６４……
傘部、６５……フエース面、６６……本体、６７
……治具、６８……シート面、６９……接続管、
７１……接続口、７２……水銀柱（マノメータ）
、７３……水銀、７４，７５……無接点リレー。 Fig. 1 is a front view of a leak testing machine to which the present invention is applied, Fig. 2 is a side view thereof, Fig. 3 is a front view of an embodiment of the present invention with the right half cut vertically, and Fig. 4 is a front view of a leak tester to which the present invention is applied. The figure is a front view of FIG. 3, and FIG. 5 is a longitudinal sectional front view showing an example of a conventional engine valve face surface leakage testing device. 1...Engine valve face surface leak test device, 2...Device body, 3...Gate-shaped frame,
4... Hydraulic system, 5... Piston, 6... Regulator for load adjustment, 7... Load cell, 8... Start button, 9... Jig, 11... Display board, 12
...Comparator for setting leakage limit, 13...O
~Span selection switch, 14...O adjustment knob, 15...Span adjustment knob, 16...Measuring pressure gauge, 17...Measurement regulator, 18...
Flange, 19...Jig body, 21...Large diameter hole,
22... Small diameter hole, 23... Stepped hole, 24... Connection port, 25... Joint, 26, 27... Long hole, 28...
...notch, 29...clamp screw, 31...pin,
32... Master sheet, 32a... Hole, 32b
... Seat surface, 33 ... Flange, 34 ... O-ring, 35 ... Notch, 36 ... Wing nut, 37 ...
...Guide button, 38...Pass lamp, 39...
...Fail lamp, 61...Conventional leak test device,
62... Engine valve, 63... Shaft, 64...
Umbrella section, 65... Face surface, 66... Main body, 67
... Jig, 68 ... Sheet surface, 69 ... Connection pipe,
71... Connection port, 72... Mercury column (manometer)
, 73...Mercury, 74, 75... Non-contact relay.

Claims

[Scope of utility model registration request]

A box-shaped device body with a vacuum device inside,
A jig having a connection port communicating with the intake port of the vacuum device at the lower end, and a stepped hole continuous to the connection port and opening upward at the top, and mounted on the top of the device main body. a main body; a guide bushing having a hole into which the shaft of the engine valve with the umbrella portion positioned at the top can be loosely inserted; and a guide bushing detachably attached to a small diameter hole of the stepped hole of the jig main body; a tubular master sheet having a seat surface against which the face surface of the engine valve is pressed, and whose lower portion is removably attached to the large diameter hole of the stepped hole of the jig main body in an airtight manner; A piston that can move up and down presses the outer surface of the umbrella part of the engine valve placed on the master seat, a hydraulic cylinder device installed vertically at the top of the device body, and air leakage at the face of the engine valve. 1. A leak testing device for a face surface of an engine valve, comprising display means for displaying a quantity.