CN109732336A - A kind of equipment adjustment method of telescoping cylinder hinge axis - Google Patents
A kind of equipment adjustment method of telescoping cylinder hinge axis Download PDFInfo
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- CN109732336A CN109732336A CN201811445851.1A CN201811445851A CN109732336A CN 109732336 A CN109732336 A CN 109732336A CN 201811445851 A CN201811445851 A CN 201811445851A CN 109732336 A CN109732336 A CN 109732336A
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- China
- Prior art keywords
- telescoping cylinder
- push rod
- eccentric mounting
- hinge
- screw
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Abstract
The present invention provides a kind of equipment adjustment methods of telescoping cylinder hinge axis, telescoping cylinder push rod is installed together by bias-bulb adjustment mechanism with pedestal, bias-bulb adjustment mechanism includes ball stud shaft, oscillating bearing and eccentric mounting, equipment adjustment method are as follows: first install telescoping cylinder one end hinge, side eccentric mounting is fixedly mounted on the pedestal that other end push rod to be cooperated, it then will be in the ball stud shaft insertion eccentric mounting of push rod end, and installed by screw into other side eccentric mounting according to theoretical parallel position, screw does not reinforce；It is latched telescoping cylinder at this time, provides pulling force or pressure through driven member for telescoping cylinder push rod, observes the direction that swings of push rod, judge the uneven line direction of two hinge pins；The installation site of other side eccentric mounting is adjusted, until other side eccentric mounting can be fixed without swing when pulling force or pressure of the telescoping cylinder push rod by driven member or so.The present invention is able to solve the not parallel problem of two hinge axes of long stroke telescoping cylinder.
Description
Technical field
The present invention relates to mechanically operated technical fields, and in particular to a kind of equipment adjustment method of telescoping cylinder hinge axis.
Background technique
Telescoping cylinder be it is a kind of by input power be converted to linear motion power mechanical transmission component, can be pneumatic cylinder,
The different forms such as hydraulic cylinder, electric cylinder or linear motor are widely used in the fields such as lathe, elevation and subsidence mechanical, wobble servo system.
The application range of telescoping cylinder has spread over vehicular weapons, Stewart platform, walking robot, aircraft steering engine in recent years
The fields such as servo drive.It is relatively rotated due to often all existing between telescoping cylinder, driven component and installation pedestal three, it
Positional relationship and mounting and adjusting it is very important.Typical example is as shown in Figure 1, pedestal 10, telescoping cylinder 11, driven
There are three shafts between part 12, driven member 12 is rotated around joint hinge 15.
Currently, well known structure is that telescoping cylinder is adopted with pedestal and driven member and is hinged, Fig. 2 is common two
Kind structure.This location structure retains several along hinge axial direction other than retaining final flexible axial freedom, toward contact
Freedom degree, with adapt to machining and stress deformation error.
Fig. 2 (a) is the structure for including guide rail, is the combination of single-degree-of-freedom hinge and guide rail 16, and upper hinge 13 is universal hinge
Chain, lower hinge 14 are single-degree-of-freedom hinge, only remain telescoping cylinder 11 and stretch freedom degree.Between telescoping cylinder 11 and driven member 12
It is connected by universal coupling 13, adapts to machine error.
Fig. 2 (b) is the structure without guide rail, is the combination of single-degree-of-freedom hinge and two freedom degree hinges.Upper hinge 13
For two freedom degree hinges, lower hinge 14 is single-degree-of-freedom hinge, is retained between telescoping cylinder 11 and driven member 12 axially free
Degree adapts to machine error.
Above structure realizes the driving function of telescoping cylinder 11 substantially, but when telescoping cylinder 11 exports biggish pressure
When, two the not parallel of hinge axes can generate moment of flexure on cylinder body, constitute harm to the inner body of precision-fit.Another party
Face, this harmful moment of flexure can make universal coupling or have the hinge of axial freedom to generate displacement.The displacement is directly added into the total of transmission
Return difference gap, is affected to transmission accuracy.And if using increase constraint method, eliminate hinge universal freedom degree or
Axial freedom can not then adapt to machining error, will cause clamping stagnation or frictional dissipation torque increases, generate to the service life larger
It influences.
The well known specific mounting structure of telescoping cylinder hinge is as shown in Figure 3, Figure 4, and Fig. 3 is the structure for penetrating hinge pin,
Push rod 3 is flexibly connected with pedestal 10 by pin shaft 18, eliminates gap between 10 inner wall of push rod 3 and pedestal by adjusting gasket 17.
Fig. 4 is that the structure that trunnion is connected firmly on telescoping cylinder cabinet, telescoping cylinder cabinet 1 and pedestal 10 connect by the way that cover board 19 and bolt 20 are fixed
It connects, eliminates gap between 10 inner wall of telescoping cylinder cabinet 1 and pedestal by adjusting gasket 17.These structures all exist it cannot be guaranteed that two
The parallel problem of a hinge axes.
Summary of the invention
In view of this, being able to solve long stroke the present invention provides a kind of equipment adjustment method of telescoping cylinder hinge axis and stretching
The not parallel problem of two hinge axes of contracting cylinder.
A specific embodiment of the invention is as follows:
A kind of equipment adjustment method of telescoping cylinder hinge axis, telescoping cylinder push rod pass through bias-bulb adjustment mechanism and pedestal
It is installed together, the bias-bulb adjustment mechanism includes ball stud shaft, oscillating bearing and eccentric mounting, and the oscillating bearing is solid
It is scheduled on push rod end, ball stud shaft is installed in oscillating bearing, the eccentric mounting of the ball stud shaft and two sides is coupled, specifically
Equipment adjustment method is as follows:
The hinge that telescoping cylinder one end is first installed by theoretical position, is fixedly mounted on the pedestal that other end push rod to be cooperated
Then the ball stud shaft of push rod end is inserted into the eccentric mounting, and passes through spiral shell according to theoretical parallel position by side eccentric mounting
Nail is installed into other side eccentric mounting, and screw does not reinforce；It is latched telescoping cylinder at this time, provides pulling force through driven member for telescoping cylinder push rod
Or pressure, the direction that swings of push rod is observed, judges the uneven line direction of two hinge pins；Adjust another eccentricity
The installation site of seat, until can be fixed another when pulling force or pressure of the telescoping cylinder push rod by driven member or so without swing
Eccentricity seat.
It further, is long lumbar hole for the through-hole of mounting screw on the eccentric mounting.
Further, the equipment adjustment method further comprises: installing semicircle between pedestal and eccentric mounting mating surface
Adjusting pad, the semicircle adjusting pad are equipped with the screw hole with the screw fit.
The utility model has the advantages that
1, the present invention can adapt to difference by bias-bulb adjustment mechanism equipment adjustment method, the ball stud shaft of use
The adjustment of angle, cost is relatively low, easy to operate, and two hinge axes of telescoping cylinder are not when solving long stroke telescoping cylinder overall installation
Parallel problem.After the completion of this method equipment adjustment, telescoping cylinder only a remaining flexible freedom degree and an around hinge axis
The swing freedom degree of line, the direction of push-pull effort is consistent with flexible axis when transmission, avoids generating harmful moment of flexure, avoids push rod edge
The pin shaft of hinge, which is swung, generates additional backlash gap, while avoiding clamping stagnation.
2, it is long lumbar hole for the through-hole of mounting screw on eccentric mounting of the present invention, increases adjustment model for adjustment eccentric mounting position
It encloses.
3, the present invention completely eliminates the bulb gap of ball stud shaft by semicircle adjusting pad, since the shape of adjusting pad is band
There is the semicircle of screw hole, therefore can be packed into the case where not removing eccentric mounting, only backing out screw, it is only necessary to an adjustment,
It is easy to operate.
Detailed description of the invention
Fig. 1 is to swing telescoping cylinder to install typical structure；
Fig. 2 (a) includes the telescoping cylinder of guide rail and the hinge engaging structure of pedestal known in being；
Fig. 2 (b) is the hinge engaging structure of the known telescoping cylinder without guide rail and pedestal；
Fig. 3 is the hinge of well known movable latch structure；
Fig. 4 is the hinge of well known fixed latch structure；
Fig. 5 is bias of the invention-bulb adjustment mechanism main view direction cross-sectional view；
Fig. 6 is bias of the invention-bulb adjustment mechanism left view；
Fig. 7 (a) is the structural schematic diagram of electric expansion cylinder in embodiment；
Fig. 7 (b) is the mounting structure schematic diagram of electric expansion cylinder and pedestal in embodiment；
Fig. 8 is the structural schematic diagram of semicircle adjusting pad；
Fig. 9 is the structural schematic diagram of eccentric mounting.
Wherein, 1- cabinet, 2- cylinder, 3- push rod, 4- semicircle adjusting pad, 5- brake, 6- motor, 7- oscillating bearing, 8-
Ball stud shaft, 9- eccentric mounting, 10- pedestal, 11- telescoping cylinder, 12- driven member, 13- upper hinge, 14- lower hinge, 15- hinge joints
Chain, 16- guide rail, 17- adjust gasket, 18- pin shaft, 19- cover board, 20- bolt.
Specific embodiment
The present invention will now be described in detail with reference to the accompanying drawings and examples.
The present invention provides a kind of equipment adjustment method of telescoping cylinder hinge axis, telescoping cylinder push rod 3 passes through bias-bulb tune
Complete machine structure is installed together with pedestal 10.As shown in Fig. 5, Fig. 6, Fig. 9, bias-bulb adjustment mechanism includes ball stud shaft 8, closes
Bearings 7 and eccentric mounting 9, oscillating bearing 7 are fixed on 3 end of push rod, are equipped with ball stud shaft 8, ball stud shaft in oscillating bearing 7
8 are coupled with the eccentric mountings 9 of two sides.Eccentric mounting 9 is equipped with the long lumbar hole for mounting screw.
As shown in Fig. 7 (a), Fig. 7 (b), certain model electric expansion cylinder is pacified using bias-bulb adjustment mechanism and pedestal 10
Dress.Motor 6 and brake 5 are connected, and the lead screw inside the gear driving inside cabinet 1 is passed through.Inside cylinder 2 equipped with lead screw pair and
Guide frame.Lead screw drives push rod 3 to move horizontally along flexible axis, and oscillating bearing 7, oscillating bearing 7 are housed inside 3 head of push rod
It is provided with ball stud shaft 8.Ball stud shaft 8 is fixed with eccentric mounting 9.
Specific equipment adjustment method is as follows:
The hinge of 11 one end of telescoping cylinder is installed in the form of that single-degree-of-freedom of lower hinge 14 in Fig. 2, if pedestal 10
Mismachining tolerance is larger, and bias-bulb adjustment mechanism installation can also be all used with both ends hinge.The present embodiment is mono- free using Fig. 2
The form of degree is installed, and 11 other end push rod 3 of telescoping cylinder is coupled with pedestal 10.
The hinge of 11 one end of telescoping cylinder is first installed by theoretical position, is passed through on the pedestal 10 to be cooperated of other end push rod 3
Side eccentric mounting 9 is fixedly mounted in screw, then the ball stud shaft 8 of 3 end of push rod is inserted into the eccentric mounting 9, and according to theory
Parallel position is installed by screw into other side eccentric mounting 9, and screw does not reinforce；It is latched telescoping cylinder 11 at this time, gives driven member 12
One power makes 3 under tension of push rod or pressure, observes the direction that swings of push rod 3, judges the not parallel of two hinge pins
Direction；The installation site of other side eccentric mounting 9 is adjusted, until nothing when pulling force or pressure of the push rod 3 by driven member 12 or so
It swings, other side eccentric mounting 9 can be fixed, two sides hinge axes are parallel at this time.
In order to completely eliminate the bulb gap of ball stud shaft 8, after other side eccentric mounting 9 fixes good position, according to practical ruler
It is very little that semicircle adjusting pad 4 is installed between 9 mating surface of pedestal 10 and eccentric mounting.As shown in figure 8, due to adjusting pad shape be with
The semicircle of screw hole, therefore can be packed into the case where not removing eccentric mounting 9 and only backing out screw.
This example traveled distance reaches 600mm, and thrust reaches 15 tons, and reliable operation, ensuring smooth transmission is without clamping stagnation, drive position
Precision is high.
In conclusion the above is merely preferred embodiments of the present invention, being not intended to limit the scope of the present invention.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (3)
1. a kind of equipment adjustment method of telescoping cylinder hinge axis, which is characterized in that telescoping cylinder push rod adjusts machine by bias-bulb
Structure is installed together with pedestal, and the bias-bulb adjustment mechanism includes ball stud shaft, oscillating bearing and eccentric mounting, the pass
Bearings are fixed on push rod end, and ball stud shaft, the eccentric mounting cooperation of the ball stud shaft and two sides are equipped in oscillating bearing
Installation, specific equipment adjustment method are as follows:
The hinge that telescoping cylinder one end is first installed by theoretical position, is fixedly mounted side on the pedestal that other end push rod to be cooperated
Then the ball stud shaft of push rod end is inserted into the eccentric mounting by eccentric mounting, and pacified according to theoretical parallel position by screw
It is packed into other side eccentric mounting, screw does not reinforce；It is latched telescoping cylinder at this time, provides pulling force or pressure through driven member for telescoping cylinder push rod
Power observes the direction that swings of push rod, judges the uneven line direction of two hinge pins；Adjust the other side eccentric mounting
Installation site, until another lateral deviation can be fixed without swing when pulling force or pressure of the telescoping cylinder push rod by driven member or so
Heart seat.
2. the equipment adjustment method of telescoping cylinder hinge axis as described in claim 1, which is characterized in that be used on the eccentric mounting
The through-hole of mounting screw is long lumbar hole.
3. the equipment adjustment method of telescoping cylinder hinge axis as described in claim 1, which is characterized in that the equipment adjustment method
Further comprise: between pedestal and eccentric mounting mating surface install semicircle adjusting pad, the semicircle adjusting pad be equipped with it is described
The screw hole of screw fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811445851.1A CN109732336A (en) | 2018-11-29 | 2018-11-29 | A kind of equipment adjustment method of telescoping cylinder hinge axis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811445851.1A CN109732336A (en) | 2018-11-29 | 2018-11-29 | A kind of equipment adjustment method of telescoping cylinder hinge axis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109732336A true CN109732336A (en) | 2019-05-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811445851.1A Pending CN109732336A (en) | 2018-11-29 | 2018-11-29 | A kind of equipment adjustment method of telescoping cylinder hinge axis |
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| Country | Link |
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| CN (1) | CN109732336A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201280025Y (en) * | 2008-09-10 | 2009-07-29 | 山东金亿机械制造有限公司 | Ambulation change pulley support for combine-harvester |
| CN203488479U (en) * | 2013-08-30 | 2014-03-19 | 北京市三一重机有限公司 | Oil cylinder connecting mechanism and engineering machinery |
| CN204019547U (en) * | 2014-07-04 | 2014-12-17 | 合肥鑫众机械有限公司 | The mounting structure of mechanical arm cylinder |
| CN106979222A (en) * | 2017-05-08 | 2017-07-25 | 青岛港国际股份有限公司 | A kind of eccentric adjuster being used between articulated elements |
| CN107558928A (en) * | 2017-10-16 | 2018-01-09 | 湖南五新隧道智能装备股份有限公司 | A kind of boom device and drill jumbo |
-
2018
- 2018-11-29 CN CN201811445851.1A patent/CN109732336A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201280025Y (en) * | 2008-09-10 | 2009-07-29 | 山东金亿机械制造有限公司 | Ambulation change pulley support for combine-harvester |
| CN203488479U (en) * | 2013-08-30 | 2014-03-19 | 北京市三一重机有限公司 | Oil cylinder connecting mechanism and engineering machinery |
| CN204019547U (en) * | 2014-07-04 | 2014-12-17 | 合肥鑫众机械有限公司 | The mounting structure of mechanical arm cylinder |
| CN106979222A (en) * | 2017-05-08 | 2017-07-25 | 青岛港国际股份有限公司 | A kind of eccentric adjuster being used between articulated elements |
| CN107558928A (en) * | 2017-10-16 | 2018-01-09 | 湖南五新隧道智能装备股份有限公司 | A kind of boom device and drill jumbo |
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Application publication date: 20190510 |
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