JPS6445907U - - Google Patents
Info
- Publication number
- JPS6445907U JPS6445907U JP14219887U JP14219887U JPS6445907U JP S6445907 U JPS6445907 U JP S6445907U JP 14219887 U JP14219887 U JP 14219887U JP 14219887 U JP14219887 U JP 14219887U JP S6445907 U JPS6445907 U JP S6445907U
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- engaged
- adjustment shaft
- head
- positioning
- 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.)
- Pending
Links
- 230000001105 regulatory effect Effects 0.000 claims 4
Landscapes
- Lifting Devices For Agricultural Implements (AREA)
Description
第１図は油圧装置の断面側面図、第２図は同じ
く破断正面図、第３図は第２図Ａ部における調節
軸の位置決め要部の断面図、第４図と第５図は落
下速度調節部の断面図で、作動（調節）状態を併
せて示しており、第６図はトラクタに適用した全
体図である。
１……車体、６……油圧装置、１０……本体、
１８……頭部、３５……落下速度調節弁、３７…
…弁体、４０……調節軸、４１……カム、４２…
…位置決め体、４３……筒部、４７……係合部、
４８……被係合部、４９……バネ。
Fig. 1 is a sectional side view of the hydraulic system, Fig. 2 is a cutaway front view, Fig. 3 is a sectional view of the main part for positioning the adjustment shaft in section A of Fig. 2, and Figs. 4 and 5 are falling speeds. This is a sectional view of the adjustment section, also showing the operating (adjustment) state, and FIG. 6 is an overall view of the adjustment section applied to a tractor. 1...Vehicle body, 6...Hydraulic system, 10...Main body,
18... Head, 35... Falling speed control valve, 37...
... Valve body, 40 ... Adjustment shaft, 41 ... Cam, 42 ...
...Positioning body, 43...Cylinder part, 47...Engagement part,
48...Engaged portion, 49...Spring.
Claims (1)
側となるように作業機昇降用の油圧装置６を設け
、この油圧装置本体１０の頭部１８内に、落下速
度調節弁３５を設けるとともに調節軸４０を回動
自在に軸支し、この調節軸４０に、落下速度調節
弁３５の弁体３７を開閉操作するカム４１を設け
たものにおいて、 油圧装置本体１０の頭部１８に、調節軸４０に
被せられた筒状の位置決め体４２を固定し、この
位置決め体４２の筒部４３に、調節軸４０を回動
位置に位置決めする係合部４７を設け、 調節軸４０はこの軸方向に摺動自在とされて位
置決め体４２に挿支し、該調節軸４０に、この摺
動を介して係合部４７に係脱自在となる被係合部
４８を設け、調節軸４０を、係合部４７と被係合
部４８が係合する方向に付勢するバネ４９を設け
たことを特徴とする作業機昇降用油圧装置の落下
速度調節装置。[Scope of Claim for Utility Model Registration] A hydraulic device 6 for lifting and lowering a working machine is provided on the vehicle body 1 so that the head 18 of the hydraulic device main body 10 is on the front side, and inside the head 18 of the hydraulic device main body 10, A hydraulic system main body in which a falling speed regulating valve 35 is provided, a regulating shaft 40 is rotatably supported, and a cam 41 for opening and closing the valve body 37 of the falling speed regulating valve 35 is provided on the regulating shaft 40. A cylindrical positioning body 42 placed over the adjustment shaft 40 is fixed to the head 18 of 10, and an engaging portion 47 for positioning the adjustment shaft 40 at a rotational position is provided on the cylindrical portion 43 of this positioning body 42. The adjustment shaft 40 is slidable in the axial direction and inserted into and supported by the positioning body 42, and the adjustment shaft 40 has an engaged portion 48 that can be freely engaged with and disengaged from the engagement portion 47 through this sliding movement. A falling speed adjusting device for a hydraulic system for lifting and lowering a work machine, characterized in that a spring 49 is provided for biasing the adjusting shaft 40 in a direction in which an engaging portion 47 and an engaged portion 48 are engaged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14219887U JPS6445907U (en) | 1987-09-16 | 1987-09-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14219887U JPS6445907U (en) | 1987-09-16 | 1987-09-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6445907U true JPS6445907U (en) | 1989-03-22 |
Family
ID=31407941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14219887U Pending JPS6445907U (en) | 1987-09-16 | 1987-09-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6445907U (en) |
-
1987
- 1987-09-16 JP JP14219887U patent/JPS6445907U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6445907U (en) | ||
| JPH0250106U (en) | ||
| JPS63198795U (en) | ||
| JPS6194211U (en) | ||
| JPS6362565U (en) | ||
| JPS62156676U (en) | ||
| JPH0286402U (en) | ||
| JPH0196981U (en) | ||
| JPS61136841U (en) | ||
| JPH0231289U (en) | ||
| JPS63144374U (en) | ||
| JPH0165291U (en) | ||
| JPS6281546U (en) | ||
| JPH0341518U (en) | ||
| JPS63167824U (en) | ||
| JPS63191119U (en) | ||
| JPH0441268U (en) | ||
| JPS5986479U (en) | Falling speed adjustment device for hydraulic system for lifting and lowering work equipment | |
| JPS62117315U (en) | ||
| JPH01154785U (en) | ||
| JPS61207111U (en) | ||
| JPS61162510U (en) | ||
| JPH0211636U (en) | ||
| JPH0392906U (en) | ||
| JPS62159872U (en) |