CN102563184B - Shifting fork type pneumatic actuator with adjustable output torque - Google Patents
Shifting fork type pneumatic actuator with adjustable output torque Download PDFInfo
- Publication number
- CN102563184B CN102563184B CN201210050534.6A CN201210050534A CN102563184B CN 102563184 B CN102563184 B CN 102563184B CN 201210050534 A CN201210050534 A CN 201210050534A CN 102563184 B CN102563184 B CN 102563184B
- Authority
- CN
- China
- Prior art keywords
- worm
- spring
- turbine
- spring module
- end cap
- 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.)
- Active
Links
Abstract
The invention discloses a shifting fork type pneumatic actuator with an adjustable output torque, which comprises a cylinder module, a spindle box module and a spring module. The spring module comprises a spring module comprises a spring module middle part, a communicated pull rod is arranged at the axis of the spring module, a spring component is arranged inside the spring module middle part, spring seats are arranged at two ends of the spring module middle part, two sides of the spring module are respectively provided with a worm and gear pair consisting of a worm gear portion and a worm portion, and the worm and gear pairs are mounted in counter bores on the side wall of an end cap of a worm gear case far away from the middle direction of the spring module. The end cap of the worm gear case is fixed onto the spring module middle part through screws, the worm gear portions are positioned in the worm gear case, a pressing plate is fixed to the end cap of the worm gear case in a direction close to the spring module middle part, a through hole for allowing the worm portions to penetrate through is arranged on the pressing plate, a worm matched with each worm gear portion is arranged right above the worm gear portion and fixed onto the end cap of the worm gear case, bearing sleeves and O-shaped rings are arranged at contacting positions of two ends of each worm and the end cap and the worm gear case respectively, side end caps of the worm gear case positioned at the two ends of each worm are fixed onto the worm gear case, an adjusting nut matched with each worm portion is sleeved on the worm portion, through holes for allowing the worm portions of the worm and gear pairs to pass through are arranged on the spring seats, and the inner diameter of each through hole is smaller than the outer diameter of each adjusting nut. By structurally improving the spring module, the pre-tightness of the spring component can be adjusted, the output torque of the actuator can be adjusted, and on-site adjustment and operation are facilitated. Moreover, the pneumatic actuator is flexible in structure and high in manual operation reliability.
Description
Technical field
The invention discloses a kind of shifting fork type pneumatic actuator with adjustable output torque, belong to mechanical field.
Background technique
Shifting fork type pneumatic actuator with adjustable output torque, usually be made up of cylinder modules, main spindle box body module, spring module, existing shifting fork type pneumatic actuator with adjustable output torque, its spring mechanism, size is all limit in advance, and the spring assembling producing pressure is enclosed in spring cylinder inside.These springs are non-dismountable, uncontrollable.Once be arranged on the final controlling element and valve mismate that are arranged in valve pipe system, or final controlling element has had fault, integrity spring module is all changed even whole final controlling element can only be dismantled, causes the working site of Pneumatic valve quite inconvenient, and change and maintenance cost very high.
In addition, traditional shifting fork type pneumatic actuator with adjustable output torque hydraulic pressure and screw mandrel are paid man-operated mechanism and are easily produced oil hydraulic cylinder leakage of oil, hydraulic pipe line at the scene in the phenomenon of often touching brokenly, result in application cost and raise.
Summary of the invention
For the defect of existing pneumatic actuator, the invention discloses a kind of shifting fork type pneumatic actuator with adjustable output torque, by the architecture advances to spring module, can the pre-tightness of Regulation spring assembly, realize the adjustment of final controlling element output torque, be convenient to Field adjustment operation; And pneumatic actuator of the present invention, flexible structure, reliability hand-manipulated is high.
For achieving the above object, the present invention adopts following technological scheme to be achieved:
Shifting fork type pneumatic actuator with adjustable output torque, comprise cylinder modules, main spindle box body module, spring module, described spring module comprises part in spring module, spring module axle center is the pull bar of a connection, in described spring module, part inside is provided with spring assembly, two ends are provided with spring seat, and described spring module both sides are provided with the turbine and worm be made up of turbine portion and worm screw portion and pay, and are installed in the counterbore of turbine box end cap away from the sidewall on part direction in spring module, described turbine box end cap to be fixed by screws in spring module on part, described turbine portion is positioned at turbine box, turbine box end cap is fixed with pressing plate in the direction of part in spring module, pressing plate is provided with the through hole passed for worm screw portion, the scroll bar one being fixed on and turbine box end cap matches with turbine portion is provided with directly over turbine portion, described scroll bar two ends and turbine box end cap touching position are respectively equipped with bearing housing, O type circle, be fixed on turbine box by the turbine box side end cap being positioned at scroll bar one two ends, worm screw portion is socketed with the adjusting nut matched with it, spring seat is provided with the through hole that the worm screw portion that pays for turbine and worm passes through, the internal diameter of described through hole is less than the external diameter of adjusting nut.
Adopt said structure, by the pre-tightness of adjustment spring assembly, initial thrust and the maximum thrust of this spring assembly can be changed, reach the adjustability of final controlling element output torque by the turbine and worm rotating left side.Greatly facilitate the adjustment of Pneumatic valve scene and operation.
Meanwhile, whole spring module is threaded connection assembling, is a kind of dismountable structure, when scene needs the adjustment range exceeding final controlling element output torque, can directly change spring assembly to realize.
Wherein, turbine and worm is paid between turbine box end cap and is provided with a bearing housing, to reduce to pay frictional force between turbine box end cap at turbine and worm.
Same, be provided with a bearing housing between the turbine portion that pressing plate and turbine and worm are paid, so that the frictional force reduced between turbine portion that pressing plate and turbine and worm pay and avoid turbine and worm to pay moving along the axial direction of part in spring module in turbine box end cap.
Wherein, between the protuberance of scroll bar one and turbine box end cap, be provided with radial bearing, thus the frictional force reduced between turbine box and scroll bar one and avoid scroll bar one to move along its axial direction.
Further, on the basis of the above, in order to the pretension amount of more effective adjustment spring module medi-spring assembly, be provided with spring pressure regulating mechanism between part and main spindle box body module in spring module, described spring pressure regulating mechanism comprises turbine portion, scroll bar one.This mechanism is roughly the same with the mechanism part on right side, and its difference is that the turbine box end cap be arranged on the left of spring module part is provided with the concentric through hole arranged with counterbore, and the worm screw portion that described turbine and worm is paid is hollow, passes for pull bar.
In order to reflect the pretightening force adjustment amount of the spring be in spring module in part intuitively, left side turbine box end cap being arranged one for the hole regulating indicating arm to pass, regulating indicating arm to be fixed on the spring seat in left side.
On said structure basis, turbine portion, the scroll bar one of spring module side can as manual-operating mechanisms, during in order to ensure with manual manipulation mode holddown spring, avoid the torsion of spring seat, two location tension guide rods are also comprised between spring seat, every root location tension guide rod is fixedly connected on the spring seat in left side, and other one end is provided with nut through the end of the through hole location tension guide rod that are located at right side spring seat.
Improved by said structure, shifting fork type pneumatic actuator with adjustable output torque of the present invention achieves the effect that can regulate according to the pre-tightness of actual conditions free adjusting spring assembly and final controlling element output torque, and spring assembly wherein can be changed separately, the needs of the adjustment of multiple Pneumatic valve scene and operation can be applicable to.
Accompanying drawing explanation
Fig. 1 is the plan view of final controlling element of the present invention;
Fig. 2 is the structural drawing of the spring module of final controlling element of the present invention;
Fig. 3 is the sectional view that the turbine and worm of the spring module of final controlling element of the present invention is paid;
Fig. 4 is the side view that the turbine and worm of the spring module of final controlling element of the present invention is paid;
Fig. 5 a, 5b are the Status view of final controlling element of the present invention adjustment spring seat position.
Embodiment
The invention spirit that can better understand the present invention by reference to the accompanying drawings, below be only signal to accompanying drawing and as preferably, but not to the size of final controlling element of the present invention, composition of proportions restriction.The equivalent alternative and change that those skilled in the art carry out on basis of the present invention still belongs to protection scope of the present invention.
With reference to figure 1, be shifting fork type pneumatic actuator with adjustable output torque of the present invention, comprise cylinder modules 1, main spindle box body module 2, spring module 3, the both sides of spring module 3 are respectively equipped with spring pressure regulating mechanism 4 and manual-operating mechanism 5.
Referring to figs. 2 and 3, the structure of spring module 3 is: comprise part 31 in spring module, spring module axle center is the pull bar 32 of a connection, in spring module, part 31 inside is provided with spring assembly 33, two ends are provided with spring seat 34,35, both sides are provided with the turbine and worm be made up of turbine portion and worm screw portion and pay 36,37, are installed in the counterbore of turbine box end cap 38,39 away from the sidewall on part direction in spring module respectively, turbine box end cap 38, 39 by screw 381, 391 to be fixed in spring module on part, turbine portion is positioned at turbine box, turbine box end cap direction of part in spring module is fixed with pressing plate 40, pressing plate is provided with the through hole passed for worm screw portion, the scroll bar 1 being fixed on and turbine box end cap matches with turbine portion is provided with directly over turbine portion, 411, its scroll bar one two ends and turbine box end cap touching position are respectively equipped with bearing housing 42, O type circle 43, be fixed on turbine box by the turbine box side end cap 44 being positioned at scroll bar one two ends, worm screw portion is socketed with the adjusting nut 451 matched with it, 452, spring seat is provided with the through hole that the worm screw portion that pays for turbine and worm passes through, the internal diameter of described through hole is less than the external diameter of adjusting nut.
Wherein, turbine and worm is paid between turbine box end cap and is provided with a bearing housing 46, is provided with a bearing housing 47 between the turbine portion that pressing plate 40 and turbine and worm are paid.
Wherein, radial bearing 48 is provided with between the protuberance of scroll bar one and turbine box end cap.
With reference to figure 1 and Fig. 4, left side turbine box end cap arranges a hole supplying to regulate indicating arm 49 to pass, regulate indicating arm 49 to be fixed on the spring seat in left side, Fig. 4 shows the position relationship between adjusting nut, O shape circle, adjustment indicating arm.
With reference to figure 2, comprise two location tension guide rods 50 between spring seat, every root location tension guide rod is fixedly connected on the spring seat 34 in left side, and other one end is provided with nut through the end of the through hole location tension guide rod that are located at right side spring seat 35.
With reference to figure 5a, 5b, when respectively illustrating manual operations, the state that state right side spring seat being moved to left by the scroll bar rotating right side and the scroll bar rotating left side make the spring seat in left side move to right.
Claims (9)
1. shifting fork type pneumatic actuator with adjustable output torque, comprise cylinder modules, main spindle box body module, spring module, it is characterized in that described spring module comprises part in spring module, spring module axle center is the pull bar of a connection, in described spring module, part inside is provided with spring assembly, two ends are provided with spring seat, and described spring module both sides are provided with the turbine and worm be made up of turbine portion and worm screw portion and pay, and are installed in the counterbore of turbine box end cap away from the sidewall on part direction in spring module, described turbine box end cap to be fixed by screws in spring module on part, described turbine portion is positioned at turbine box, turbine box end cap is fixed with pressing plate in the direction of part in spring module, pressing plate is provided with the through hole passed for worm screw portion, the scroll bar one being fixed on and turbine box end cap matches with turbine portion is provided with directly over turbine portion, described scroll bar one two ends and turbine box end cap touching position are respectively equipped with bearing housing, O type circle, be fixed on turbine box by the turbine box side end cap being positioned at scroll bar one two ends, worm screw portion is socketed with the adjusting nut matched with it, spring seat is provided with the through hole that the worm screw portion that pays for turbine and worm passes through, the internal diameter of described through hole is less than the external diameter of adjusting nut.
2. shifting fork type pneumatic actuator with adjustable output torque according to claim 1, is characterized in that turbine and worm is paid between turbine box end cap and is provided with a bearing housing.
3. shifting fork type pneumatic actuator with adjustable output torque according to claim 1, is characterized in that being provided with a bearing housing between the turbine portion that pressing plate and turbine and worm are paid.
4. shifting fork type pneumatic actuator with adjustable output torque according to claim 1, is characterized in that being provided with radial bearing between the protuberance of scroll bar one and turbine box end cap.
5. shifting fork type pneumatic actuator with adjustable output torque according to claim 1, is characterized in that being provided with spring pressure regulating mechanism between part and main spindle box body module in spring module.
6. shifting fork type pneumatic actuator with adjustable output torque according to claim 5, it is characterized in that described spring pressure regulating mechanism comprises turbine portion, scroll bar one, the turbine box end cap be arranged on the left of spring module part is provided with the concentric through hole arranged with counterbore, and the worm screw portion that described turbine and worm is paid is hollow.
7. shifting fork type pneumatic actuator with adjustable output torque according to claim 1, is characterized in that left side turbine box end cap arranges one for the hole regulating indicating arm to pass, regulates indicating arm to be fixed on the spring seat in left side.
8. shifting fork type pneumatic actuator with adjustable output torque according to claim 1, it is characterized in that between spring seat, comprising two location tension guide rods, every root location tension guide rod is fixedly connected on the spring seat in left side, and the location tension guide rod the other end is provided with nut through the end of the through hole location tension guide rod that are located at right side spring seat.
9. shifting fork type pneumatic actuator with adjustable output torque according to claim 1, is characterized in that spring module side is provided with manual-operating mechanism, and described manual-operating mechanism is turbine portion, scroll bar one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210050534.6A CN102563184B (en) | 2012-02-29 | 2012-02-29 | Shifting fork type pneumatic actuator with adjustable output torque |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210050534.6A CN102563184B (en) | 2012-02-29 | 2012-02-29 | Shifting fork type pneumatic actuator with adjustable output torque |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102563184A CN102563184A (en) | 2012-07-11 |
| CN102563184B true CN102563184B (en) | 2015-06-24 |
Family
ID=46409396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210050534.6A Active CN102563184B (en) | 2012-02-29 | 2012-02-29 | Shifting fork type pneumatic actuator with adjustable output torque |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102563184B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111660439B (en) * | 2020-06-16 | 2022-06-24 | 邵立坤 | Motor control device for concrete mixer truck |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4005579A (en) * | 1975-03-31 | 1977-02-01 | The Garrett Corporation | Turbocharger control and method |
| CN101749104A (en) * | 2009-12-10 | 2010-06-23 | 湖南天雁机械有限责任公司 | By-pass valve actuator of turbocharger |
| CN201531482U (en) * | 2009-10-31 | 2010-07-21 | 温州市康赛特自动控制阀门有限公司 | Shift fork type pneumatic actuator |
| CN201764074U (en) * | 2010-06-10 | 2011-03-16 | 浙江申仪自控阀门有限公司 | Pneumatic actuator |
| CN202646867U (en) * | 2012-02-29 | 2013-01-02 | 浙江鼎锋流体自控设备有限公司 | Shifting fork type pneumatic actuator with adjustable output torque |
-
2012
- 2012-02-29 CN CN201210050534.6A patent/CN102563184B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4005579A (en) * | 1975-03-31 | 1977-02-01 | The Garrett Corporation | Turbocharger control and method |
| CN201531482U (en) * | 2009-10-31 | 2010-07-21 | 温州市康赛特自动控制阀门有限公司 | Shift fork type pneumatic actuator |
| CN101749104A (en) * | 2009-12-10 | 2010-06-23 | 湖南天雁机械有限责任公司 | By-pass valve actuator of turbocharger |
| CN201764074U (en) * | 2010-06-10 | 2011-03-16 | 浙江申仪自控阀门有限公司 | Pneumatic actuator |
| CN202646867U (en) * | 2012-02-29 | 2013-01-02 | 浙江鼎锋流体自控设备有限公司 | Shifting fork type pneumatic actuator with adjustable output torque |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102563184A (en) | 2012-07-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3212977B1 (en) | Flow control valve having a motion conversion device | |
| CN104879341B (en) | A kind of length-adjustable hydraulic servo actuator | |
| CN106104052B (en) | The clutch of actuator and electrically actuatable for operating hydraulic clutch adjuster | |
| CN102563184B (en) | Shifting fork type pneumatic actuator with adjustable output torque | |
| CN102352902B (en) | Automatically adjustable stroke type brake cylinder of railway vehicle | |
| CN202646867U (en) | Shifting fork type pneumatic actuator with adjustable output torque | |
| CN203819328U (en) | Steering control valve used for heavy circulating ball steering gear | |
| CN102588369A (en) | Numerical control hydraulic control unit | |
| CN107250638B (en) | Valve operator component with double screw mechanisms and operable wheel | |
| CN105473920B (en) | Valve operator component with compensation actuator | |
| CN204784848U (en) | Spin control guiding valve formula servovalve | |
| CN202545961U (en) | Box body type pneumatic executing mechanism | |
| CN103615585A (en) | Double-cylinder hydraulic actuator | |
| CN203656210U (en) | Flow control valve | |
| CN203082233U (en) | Wear-resistant butterfly valve with manual emergency driving structure | |
| CN103174695A (en) | Two-position double-control combined valve for hydraulic device | |
| CN203111306U (en) | Steering wheel steering hydraulic damping device for industrial vehicle power-assisting steering system | |
| CN201144916Y (en) | Hydraulic actuating cylinder for steering outputting angular displacement and torque | |
| CN202451489U (en) | Numerically controlled hydraulic control device | |
| CN206093130U (en) | Electronic high -pressure control valve of little volume of corner formula craspedodrome journey | |
| CN102374294A (en) | Pneumatic Y-type stop valve | |
| CN206347115U (en) | A kind of stop valve | |
| CN114303019A (en) | Adjustable bleed valve assembly for shock absorber | |
| CN202806861U (en) | Unloading valve and power steering gear with same | |
| CN201144919Y (en) | Hydraulic actuating cylinder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Shifting fork type pneumatic actuator with adjustable output torque Effective date of registration: 20160303 Granted publication date: 20150624 Pledgee: AOKANG Zhejiang silverich investment Company limited by guarantee Pledgor: Zhejiang Dingfeng Fluid Autocontrol Equipment Co., Ltd. Registration number: 2016990000164 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200520 Granted publication date: 20150624 Pledgee: Zhejiang jinyinfeng Financing Guarantee Co., Ltd Pledgor: ZHEJIANG DINGFENG FLUID AUTOCONTROL EQUIPMENT Co.,Ltd. Registration number: 2016990000164 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PM01 | Change of the registration of the contract for pledge of patent right |
Change date: 20200520 Registration number: 2016990000164 Pledgee after: Zhejiang jinyinfeng Financing Guarantee Co., Ltd Pledgee before: AOKANG Zhejiang silverich investment Company limited by guarantee |
|
| PM01 | Change of the registration of the contract for pledge of patent right |