CN100510390C - Split impeller-type hydraulic swinging-motor shell and fixed vane connection method - Google Patents
Split impeller-type hydraulic swinging-motor shell and fixed vane connection method Download PDFInfo
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- CN100510390C CN100510390C CNB2007100419763A CN200710041976A CN100510390C CN 100510390 C CN100510390 C CN 100510390C CN B2007100419763 A CNB2007100419763 A CN B2007100419763A CN 200710041976 A CN200710041976 A CN 200710041976A CN 100510390 C CN100510390 C CN 100510390C
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- combination seal
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Abstract
A method to connect the Leaf-size hydraulic motor shell Swing with the fixed-vane in field of mechanical engineering technology , that is: joint the inner side of the shell and the outer side the fixed-vane; insert columnar pin to the entire columnar pin hole which is formed by the axial semi-pin hole on the inner side of the shell and the axial semi-pin hole on the outer side of the fixed-vane; The left spring is at the bottom of the left tap hole which is on the fixed-vane, the left combination seal pad is on the left hole countersunk seat of the shell, left hexangular screw passes through the left combination seal padleft combination seal pad and left hole into the left tap hole of the fixed-vane, the left combination seal pad is fast pressed onto the left hole countersunk seat of the shell by the bottom side of the head of left hexangular screw, the right spring is at the bottom of the right tap hole of the fixed-vane, the left combination seal padis on the countersunk seat of the right hole, right hexangular screw passes through the right combination seal padand right hole into the right tap hole of the fixed-vane, the right combination seal padis fast pressed onto the right hole countersunk seat by the bottom side of the head of right hexangular screw.
Description
Technical field
What the present invention relates to is a kind of method of mechanical engineering technical field, specifically, is a kind of split type vane hydraulic rotary actuator housing and fixed blade connecting means.
Background technique
Split type vane hydraulic rotary actuator component are easy to process, and the exercise performance excellence cooperates the actuator that can be used as high-performance motion servo system with electrohydraulic control, has a wide range of applications in experimental facilities such as flight simulation turntable, load simulator.
Find through retrieval the prior art document, " processing and the measurement of oil hydraulic motor monobloc container shaft assembly " (electric mechanical engineering, 1999,79 (3): mention 55-57): split type vane hydraulic rotary actuator can adopt pivot pin to be threaded, the pin-and-hole of processing belt countersunk head on housing, the threaded pin-and-hole in processing bottom on stator, the screw of selling with band links together stator and housing; But because the phenomenon that screw fractures has appearred in the influence of shearing stress in the working procedure.Also find another problem that pivot pin is threaded in the above-mentioned document in actual applications: have the slit between stator and housing, screw and housing, fluid forms external leakage along above-mentioned slit during motor operations, must prevent external leakage by the outer sealing configuration of plus.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of split type vane hydraulic rotary actuator housing and fixed blade connecting means are provided, make it have enough join strengths and rigidity, satisfy the requirement that linkage structure does not have external leakage simultaneously.
The present invention is achieved through the following technical solutions, the present invention includes following steps:
1. housing inner cylindrical surface and fixed blade outer cylinder surface are fitted;
2. insert in the complete circle column pin hole that axial half pin-and-hole and axial half pin-and-hole of fixed blade outer cylinder surface by the housing inner cylindrical surface constitute with straight pin;
3. left spring is placed in bottom, left hand thread hole on fixed blade, on the countersunk seat of left through hole on the housing, place left combination seal pad, left socket head screw passed left combination seal pad, left through hole and screw in the left hand thread hole on the fixed blade, socket head screw head lower end surface, a left side is pressed on left combination seal pad on the countersunk seat of left through hole on the housing, and left socket head screw tail compression left spring produces elastic force;
4. right spring is placed in bottom, right-hand thread hole on fixed blade, on the countersunk seat of right through hole on the housing, place right combination seal pad, right socket head screw passed right through hole on right combination seal pad, the housing and screw in the right-hand thread hole on the fixed blade, right socket head screw head lower end surface is pressed on right combination seal pad on the countersunk seat of right through hole on the housing, the right spring of right socket head screw tail compression produces elastic force, and housing was finished with being connected of fixed blade.
Described housing is annular tubular structure, and its inner cylindrical surface is processed with the semicolumn pin-and-hole vertically, is processed with the left through hole and the right through hole of band countersunk seat on the housing of semicolumn pin-and-hole both sides.The left side through hole and the right through hole outside are processed with left oil port and right oil port respectively.
Described fixed blade is the ring sector structure, and its external cylindrical surface is processed with the semicolumn pin-and-hole vertically, and semicolumn pin-and-hole both sides are processed with left hand thread hole and right-hand thread hole.
Beneficial effect of the present invention: 1) straight pin inserts in the complete circle column pin hole that axial half pin-and-hole by axial half pin-and-hole of fixed blade outer cylinder surface and housing inner cylindrical surface constitutes, the circumferential relative position between stationary housing and the fixed blade; Straight pin is born the main shearing stress in the motor movement process, thereby reduces left screw, the cut risk of right screw.2) (right side) screw head lower end surface, a left side is pressed in a left side (right side) combination seal pad on the countersunk seat of a housing left side (right side) through hole, left side (right side) spring in (right side) tapped hole of a compression left side, (right side) screw bottom, a left side has been realized preventing the fluid external leakage simultaneously and has been prevented two kinds of functions of screw loosening.
Description of drawings
Fig. 1 is embodiment of the invention split type vane hydraulic rotary actuator housing and fixed blade connection diagram
Fig. 2 is an embodiment of the invention shell construction schematic representation
Fig. 3 is an embodiment of the invention fixed blade structural representation
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated: present embodiment is being to implement under the prerequisite with the technical solution of the present invention, provided detailed mode of execution and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
As shown in Figure 1, 2, 3, the present embodiment specific implementation process is as follows:
1. housing 1 inner cylindrical surface and fixed blade 2 outer cylinder surfaces are fitted.
2. insert in the complete circle column pin hole that constitutes by axial half pin-and-hole 10 of housing 1 inner cylindrical surface and axial half pin-and-hole 15 of fixed blade 2 outer cylinder surfaces with straight pin 3.
3. left spring 4 is placed 16 bottoms, left hand thread hole on the fixed blade 2, left combination seal pad 6 is placed on the countersunk seat of left through hole 11 on the housing 1, left side socket head screw 5 passes left combination seal pad 6, left through hole 11, screw in the left hand thread hole 16 on the fixed blade 2, socket head screw 5 head lower end surfaces, a left side are pressed on left combination seal pad 6 on the countersunk seat of left through hole 11 on the housing 1, and left socket head screw 5 tail compression left springs 4 produce elastic force.
4. right spring 7 is placed 17 bottoms, right-hand thread hole on the fixed blade 2, right combination seal pad 9 is placed on the countersunk seat of right through hole 12 on the housing 1, right socket head screw 8 passes right through hole 12 on right combination seal pad 9, the housing 1, screw in the right-hand thread hole 17 on the fixed blade 2, right socket head screw 8 head lower end surfaces are pressed on right combination seal pad 9 on the countersunk seat of right through hole 12 on the housing 1, and the right spring 7 of right socket head screw 8 tail compression produces elastic force.
Described housing 1 is annular tubular structure, its inner cylindrical surface is processed with semicolumn pin-and-hole 10 vertically, be processed with the left through hole 11 and right through hole 12 of band countersunk seat on the housing of semicolumn pin-and-hole 10 both sides, left through hole 11 is processed with left oil port 13 and right oil port 14 respectively with right through hole 12 outsides.
Described fixed blade 2 is the ring sector structure, and its external cylindrical surface is processed with semicolumn pin-and-hole 15 vertically, and semicolumn pin-and-hole 15 both sides are processed with left hand thread hole 16 and right-hand thread hole 17.
In the present embodiment, in the left hand thread hole 16 that left side socket head screw 5 screws on the fixed blade 2, in the right-hand thread hole 17 that right socket head screw 8 screws on the fixed blade 2, make housing 1 inner cylindrical surface and fixed blade 2 outer cylinder surfaces fit, axial half pin-and-hole 10 of housing 1 inner cylindrical surface constitutes the complete circle column pin hole with axial half pin-and-hole 15 of fixed blade 2 outer cylinder surfaces, straight pin 3 accurate positioning housings 1 are wherein determined by left socket head screw 5, right socket head screw 8 with the relative axial position of fixed blade 2 with the circumferential relative position of fixed blade 2, housing 1.During motor operations, oil liquid pressure acts on advocating on the fixed blade 2 and will be born by straight pin 3, thereby reduces the stressed of left socket head screw 5, right socket head screw 8, avoids left socket head screw 5, right socket head screw 8 to fracture.Socket head screw 5 head lower end surfaces, a left side are pressed on left combination seal pad 6 on the countersunk seat of left through hole 11 on the housing 1, the rubber part pressurized of left side combination seal pad 6 is filled the space between left through hole 11 countersunk seats on left socket head screw 5 head lower end surfaces and the housing 1, thereby prevents that fluid from leaking; Left spring 4 is subjected to left socket head screw 5 tail compression to produce elastic force pretension left side socket head screw 5, prevents that left socket head screw 5 from becoming flexible.Right socket head screw 8 head lower end surfaces are pressed on right combination seal pad 9 on the countersunk seat of right through hole 12 on the housing 1, the rubber part pressurized of right combination seal pad 9 is filled the space between right through hole 12 countersunk seats on right socket head screw 8 head lower end surfaces and the housing 1, thereby prevents that fluid from leaking; Right spring 7 is subjected to right socket head screw 8 tail compression to produce the right socket head screw 8 of elastic force pretension, prevents that right socket head screw 8 from becoming flexible.
Claims (4)
1. split type vane hydraulic rotary actuator housing and fixed blade connecting means is characterized in that, comprise the steps:
1. housing inner cylindrical surface and fixed blade outer cylinder surface are fitted;
2. insert in the complete circle column pin hole that axial half pin-and-hole and axial half pin-and-hole of fixed blade outer cylinder surface by the housing inner cylindrical surface constitute with straight pin;
3. left spring is placed in the bottom, left hand thread hole radially on fixed blade, on the countersunk seat of the left through hole radially on the housing, place left combination seal pad, left socket head screw passed left combination seal pad, left through hole and screw in the left hand thread hole on the fixed blade, socket head screw head lower end surface, a left side is pressed on left combination seal pad on the countersunk seat of left through hole on the housing, and left socket head screw tail compression left spring produces elastic force;
4. right spring is placed in the bottom, right-hand thread hole radially on fixed blade, on the countersunk seat of the right through hole radially on the housing, place right combination seal pad, right socket head screw passed right through hole on right combination seal pad, the housing and screw in the right-hand thread hole on the fixed blade, right socket head screw head lower end surface is pressed on right combination seal pad on the countersunk seat of right through hole on the housing, the right spring of right socket head screw tail compression produces elastic force, and housing was finished with being connected of fixed blade.
2. split type vane hydraulic rotary actuator housing according to claim 1 and fixed blade connecting means, it is characterized in that, described housing is annular tubular structure, its inner cylindrical surface is processed with the semicolumn pin-and-hole vertically, is processed with the left through hole and the right through hole of band countersunk seat on the housing of semicolumn pin-and-hole both sides.
3. split type vane hydraulic rotary actuator housing according to claim 1 and 2 and fixed blade connecting means is characterized in that, the described left through hole and the right through hole outside are processed with left oil port and right oil port respectively.
4. split type vane hydraulic rotary actuator housing according to claim 1 and fixed blade connecting means, it is characterized in that, described fixed blade is the ring sector structure, and its external cylindrical surface is processed with the semicolumn pin-and-hole vertically, and semicolumn pin-and-hole both sides are processed with left hand thread hole and right-hand thread hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100419763A CN100510390C (en) | 2007-06-14 | 2007-06-14 | Split impeller-type hydraulic swinging-motor shell and fixed vane connection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100419763A CN100510390C (en) | 2007-06-14 | 2007-06-14 | Split impeller-type hydraulic swinging-motor shell and fixed vane connection method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101070813A CN101070813A (en) | 2007-11-14 |
| CN100510390C true CN100510390C (en) | 2009-07-08 |
Family
ID=38898191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100419763A Expired - Fee Related CN100510390C (en) | 2007-06-14 | 2007-06-14 | Split impeller-type hydraulic swinging-motor shell and fixed vane connection method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100510390C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747365A (en) * | 2015-04-03 | 2015-07-01 | 合肥工业大学 | Hydraulic swing motor |
| CN106640203A (en) * | 2017-02-17 | 2017-05-10 | 郑福建 | Swing piston type working machine |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3750535A (en) * | 1970-10-13 | 1973-08-07 | Chukyo Gijutsu Center Kk | Rotary actuator |
| US4344717A (en) * | 1980-05-16 | 1982-08-17 | Zahnradfabrik Friedrichshafen, Ag. | Means for mutual positioning of members |
-
2007
- 2007-06-14 CN CNB2007100419763A patent/CN100510390C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3750535A (en) * | 1970-10-13 | 1973-08-07 | Chukyo Gijutsu Center Kk | Rotary actuator |
| US4344717A (en) * | 1980-05-16 | 1982-08-17 | Zahnradfabrik Friedrichshafen, Ag. | Means for mutual positioning of members |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101070813A (en) | 2007-11-14 |
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| 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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090708 Termination date: 20120614 |