CN102146977A - Vacuum assembly system for airbag vibration damper and assembly method thereof - Google Patents
Vacuum assembly system for airbag vibration damper and assembly method thereof Download PDFInfo
- Publication number
- CN102146977A CN102146977A CN2011100772287A CN201110077228A CN102146977A CN 102146977 A CN102146977 A CN 102146977A CN 2011100772287 A CN2011100772287 A CN 2011100772287A CN 201110077228 A CN201110077228 A CN 201110077228A CN 102146977 A CN102146977 A CN 102146977A
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- Prior art keywords
- air bag
- shock damper
- bag shock
- sleeve
- vacuum
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/43—Filling or drainage arrangements, e.g. for supply of gas
Abstract
The invention discloses a vacuum assembly system for an airbag vibration damper and an assembly method thereof. The vacuum assembly system comprises an evacuating device, an oiling device and a sealing connection component; the sealing connection component comprises a sleeve I and a sleeve II, wherein the sleeve I is used for hermetically being matched with an air cylinder of the airbag vibration damper; the sleeve II is used for hermetically being matched with a working cylinder of the airbag vibration damper; the vacuum assembly system for the airbag vibration damper adopts the sleeve I and the sleeve II which are respectively and hermetically matched with the air cylinder and the working cylinder, adopts the whole vacuum assembly and the oil injection, fully removes the air in a liquid discharge room during the assembly, can ensure that no air exists in an oil chamber and the working cylinder of the assembled airbag vibration damper and requires no independent exhaust process, so that the assembly quality of the damper is ensured, the assembly efficiency of the damper is improved, and meanwhile, the processing difficulty of a floating piston is reduced, and the strength of the floating piston is ensured, and the processing cost is reduced.
Description
Technical field
The present invention relates to a kind of assembling auxiliary system and using method, particularly a kind of assembling apparatus and using method thereof of vibration damper of vehicle component.
Background technique
By the motor vehicular shock absorber that damper, damping spring and link are formed, have the body vibrations of mitigation and improve ride comfort, transmit the effect that the various counter-forces in ground are improved wheel ground connection property raising drive safety.Wherein damper plays and relaxes the damping spring vibration, weaken the effect of damping spring vibration wave, damper fuel tank and cylinder are linked to be the clutch release slave cylinder reservoir compartment that is interconnected with link, inject fluid in the reservoir compartment, be separated into two active chambers by floating piston in the cylinder, i.e. gasbag chamber and fluid chamber.Gasbag chamber charges into high pressure nitrogen, floating piston is worked under the effect of atmospheric pressure all the time, and the piston assembly to-and-fro motion produces compression and recovery damping force value, controls the foamed of fluid by the gas volume that changes air chamber, the stable of merit shown in assurance, and then guarantees the Security and the travelling comfort of driving.
In the prior art, the assembling of air bag shock damper has higher requirement, need to get rid of the air in the grease chamber, need be after on the floating piston body, leaving exhaust port, being seated closed grate hole again, increase the difficulty of processing of floating piston, influence the intensity of floating piston, and the air event complexity in the eliminating grease chamber need expend the long time, and whole assembly process working efficiency is lower;
Air in the clutch release slave cylinder is because the assembling of Sealings such as oil sealing causes sealing in the cylinder, thereby clutch release slave cylinder can't be got rid of fully close the air in the envelope, not only greatly reduces assembly quality, also has influence on the normal use of damper;
Therefore, need improve air bag shock damper vacuum fit, exclude the air in the liquid chamber in the assembly process fully, can guarantee to assemble in the grease chamber of the air bag damper of finishing and no air in the clutch release slave cylinder, and not need independent exhaust process, the assembly quality of assurance damper, improve the efficiency of assembling of damper, simultaneously, reduce the difficulty of processing of floating piston, guarantee its intensity and cut down finished cost.
Summary of the invention
In view of this, the invention provides a kind of air bag shock damper vacuum assembly system and assembly method thereof, assembly system excludes the air in the liquid chamber fully in assembly process, can guarantee to assemble in the grease chamber of the air bag damper of finishing and no air in the clutch release slave cylinder, and not need independent exhaust process, the assembly quality of assurance damper, improve the efficiency of assembling of damper, simultaneously, reduce the difficulty of processing of floating piston, guarantee its intensity and cut down finished cost.
Air bag shock damper vacuum assembly system of the present invention, comprise vacuum pumping device, oiling device and the assembly that is tightly connected, the described assembly that is tightly connected comprises the sleeve II that is used for the sleeve I that cooperates with air bag shock damper cylinder seal and is used for being sealed and matched with air bag shock damper clutch release slave cylinder, described sleeve I be provided with forward pouring orifice and vacuum orifice I and lean on after vacuum orifice II, end closure behind the sleeve I, hermetically passing sleeve I rear end is provided with fore-set vertically, and described sleeve II is provided with the clutch release slave cylinder vacuum orifice;
Described vacuum orifice I, vacuum orifice II and clutch release slave cylinder vacuum orifice are communicated with the vacuum pumping device sealing respectively; Pouring orifice is communicated with the oiling device sealing;
Described sleeve I is identical with interior circle butt joint in air bag shock damper cylinder seal cooperation back and interior circular diameter; Axial distance between described vacuum orifice II and pouring orifice and the vacuum orifice I is more than or equal to the axial width of the floating piston of air bag shock damper cylinder; The extrusion of piston rod when described sleeve II and air bag shock damper clutch release slave cylinder are sealed and matched the back cavity length is positioned at the back stop more than or equal to the piston of air bag shock damper clutch release slave cylinder in it.
Further, the described fore-set tail end that stretches out sleeve I end cap be provided with its axial restraint and can drive its axially movable limit stoper;
Further, be provided with cut-off valve between described vacuum orifice I and the vacuum pumping device;
Further, described sleeve I front end is provided with annular deep gouge shape seam I, and annular deep gouge shape seam I is coated at air bag shock damper cylinder rear end and is sealed and matched with it; Described sleeve II front end is provided with annular deep gouge shape seam II, and annular deep gouge shape seam II is coated at air bag shock damper clutch release slave cylinder rear end and is sealed and matched with it;
Further, be provided with flow control valve between described pouring orifice and the oiling device;
Further, in the described annular deep gouge shape seam I between circle and the air bag shock damper cylinder cylindrical and justify in the annular deep gouge shape seam II and air bag shock damper clutch release slave cylinder cylindrical between respectively the o shape seal ring by separately be sealed and matched.
The invention also discloses a kind of method of utilizing air bag shock damper vacuum assembly system assembling air bag shock damper, may further comprise the steps:
A. with piston, piston rod and the rear end assembly installation of air bag shock damper clutch release slave cylinder, make piston be positioned at the back stop;
B. sleeve I is cooperated with air bag shock damper cylinder seal, and the floating piston that makes air bag shock damper cylinder is between vacuum orifice II and pouring orifice and vacuum orifice I; Sleeve II and air bag shock damper clutch release slave cylinder are sealed and matched; Utilize fore-set front end fore-set floating piston;
C. start vacuum pumping device and make and form vacuum in sleeve I, sleeve II, air bag shock damper cylinder and the air bag shock damper clutch release slave cylinder, the back cuts off being communicated with between vacuum orifice I and the vacuum pumping device;
D. start oiling device, fluid is injected in air bag shock damper cylinder and the air bag shock damper clutch release slave cylinder, both reached and stop oiling behind the flow setting type, utilize fore-set that floating piston is headed into air bag shock damper cylinder by pouring orifice;
E. remove sleeve I and sleeve II, finish the follow-up assembling work of air bag shock damper.
Beneficial effect of the present invention: air bag shock damper vacuum assembly system of the present invention and assembly method thereof, air bag shock damper vacuum assembly system adopts respectively sleeve I and the sleeve II that is sealed and matched with cylinder and clutch release slave cylinder, adopt vacuum assembling and oiling, in assembly process, exclude the air in the liquid chamber fully, can guarantee to assemble in the grease chamber of the air bag damper of finishing and no air in the clutch release slave cylinder, and do not need independent exhaust process, guarantee the assembly quality of damper, improve the efficiency of assembling of damper, simultaneously, reduce the difficulty of processing of floating piston, guarantee its intensity and cut down finished cost.
Description of drawings
Below in conjunction with drawings and Examples the present invention is further described.
Fig. 1 is a structural representation of the present invention.
Embodiment
Fig. 1 is a structural representation of the present invention, as shown in the figure: the air bag shock damper vacuum assembly system of present embodiment, comprise vacuum pumping device 4, oiling device 15 and the assembly that is tightly connected, the described assembly that is tightly connected comprises the sleeve II6 that is used for the sleeve I1 that is sealed and matched with air bag shock damper cylinder 13 and is used for being sealed and matched with air bag shock damper clutch release slave cylinder 12, sealing can be adopted any sealing means of prior art, comprises that flange connects, is threaded or the like; Described sleeve I1 be provided with forward pouring orifice 1d and vacuum orifice I1b and lean on after vacuum orifice II1c, a forward end is meant an end that is sealed and matched with air bag shock damper cylinder 13; End closure behind the sleeve I1, hermetically passing sleeve I1 rear end is provided with fore-set 2 vertically, and sealing can be any sealing means in the prior art, comprises the sealing of o shape circle, packing seal or the like; Described sleeve II6 is provided with clutch release slave cylinder vacuum orifice 6b;
Described vacuum orifice I1B, vacuum orifice II1c and clutch release slave cylinder vacuum orifice 6b are communicated with vacuum pumping device 4 sealings respectively; Pouring orifice 1d is communicated with oiling device 15 sealings;
Described sleeve I1 is sealed and matched with air bag shock damper cylinder 13, and the interior circle in back docks and interior circular diameter is identical; Axial distance between described vacuum orifice II1c and pouring orifice 1d and the vacuum orifice I1b is more than or equal to the axial width of the floating piston 16 of air bag shock damper cylinder 13; The extrusion of piston rod 7 when described sleeve II6 and air bag shock damper clutch release slave cylinder 12 are sealed and matched the back cavity length is positioned at the back stop more than or equal to the piston 11 of air bag shock damper clutch release slave cylinder 12 in it; Back stop is the stop of close sleeve II6 after sleeve II6 and air bag shock damper clutch release slave cylinder 12 are sealed and matched.
In the present embodiment, the tail end that described fore-set 2 stretches out sleeve I1 end cap be provided with its axial restraint and can drive its axially movable limit stoper 3; This limit stoper 3 can be hydraulic system, mechanical drive system (gear rack or lead screw assembly); Can be implemented in vacuumize or the oiling process in spacing to floating piston 16, oiling is finished and is then driven floating piston 16 and enter cylinder 13, the semi-automation of implementation procedure is increased work efficiency.
In the present embodiment, be provided with cut-off valve 5 between described vacuum orifice I1b and the vacuum pumping device 3; Vacuumize when finishing oiling and beginning and then close this valve, oil enters vacuum system when avoiding oiling, causes waste and influences the working state of vacuum system.
In the present embodiment, described sleeve I1 front end is provided with annular deep gouge shape seam I1a, and annular deep gouge shape seam I1a is coated at air bag shock damper cylinder 13 rear ends and is sealed and matched with it; Described sleeve II6 front end is provided with annular deep gouge shape seam II6a, and annular deep gouge shape seam II6a is coated at air bag shock damper clutch release slave cylinder 12 rear ends and is sealed and matched with it; Adopt the fixing structure of overcoat, easy for removal and installation, and can realize sealing from radial and axial both direction, and have better seal and locating effect, be beneficial to and increase work efficiency.
In the present embodiment, be provided with flow control valve 17 between described pouring orifice 1d and the oiling device 15; Regulate the oiling flow as required, easy to use.
In the present embodiment, in the described annular deep gouge shape seam I1a between circle and air bag shock damper cylinder 13 cylindricals and justify in the annular deep gouge shape seam II6a and air bag shock damper clutch release slave cylinder 12 cylindricals between the o shape seal ring by separately be sealed and matched (being respectively o shape seal ring 14 and o shape seal ring 9 among the figure) respectively; The structure that fit system can adopt direct setting or circle has o shape ring recess in seam, cost is low, and is easy to operate, and can be repeatedly used.
The invention also discloses a kind of method of utilizing air bag shock damper vacuum assembly system assembling air bag shock damper, may further comprise the steps:
A. with piston 11, piston rod 7 and the rear end assembly installation of air bag shock damper clutch release slave cylinder 12, make piston 11 be positioned at the back stop; The rear end assembly comprises outside framework oil seal 10, guide sleeve 8 and accessory;
B. sleeve I 1 is sealed and matched with air bag shock damper cylinder 13, and the floating piston 16 that makes air bag shock damper cylinder 13 is between vacuum orifice II1b and pouring orifice 1d and vacuum orifice I1c; Sleeve II6 and air bag shock damper clutch release slave cylinder 12 are sealed and matched; Utilize fore-set 2 front end fore-set floating pistons 16;
C. start vacuum pumping device 4 and make in sleeve I1, sleeve II6, air bag shock damper cylinder 13 and the air bag shock damper clutch release slave cylinder 12 and form vacuum, the back cuts off being communicated with between vacuum orifice I1b and the vacuum pumping device 4;
D. start oiling device 15, fluid is injected in air bag shock damper cylinder 13 and the air bag shock damper clutch release slave cylinder 12, both reached and stop oiling behind the flow setting type, utilize fore-set 2 that floating piston is headed into air bag shock damper cylinder 13 by pouring orifice 1d;
E. remove sleeve I1 and sleeve II6, finish the follow-up assembling work of air bag shock damper.
Explanation is at last, above embodiment is only unrestricted in order to technological scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technological scheme of the present invention, and not breaking away from the aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (7)
1. air bag shock damper vacuum assembly system, it is characterized in that: comprise vacuum pumping device, oiling device and the assembly that is tightly connected, the described assembly that is tightly connected comprises the sleeve II that is used for the sleeve I that cooperates with air bag shock damper cylinder seal and is used for being sealed and matched with air bag shock damper clutch release slave cylinder, described sleeve I be provided with forward pouring orifice and vacuum orifice I and lean on after vacuum orifice II, end closure behind the sleeve I, hermetically passing sleeve I rear end is provided with fore-set vertically, and described sleeve II is provided with the clutch release slave cylinder vacuum orifice;
Described vacuum orifice I, vacuum orifice II and clutch release slave cylinder vacuum orifice are communicated with the vacuum pumping device sealing respectively; Pouring orifice is communicated with the oiling device sealing;
Described sleeve I is identical with interior circle butt joint in air bag shock damper cylinder seal cooperation back and interior circular diameter; Axial distance between described vacuum orifice II and pouring orifice and the vacuum orifice I is more than or equal to the axial width of the floating piston of air bag shock damper cylinder; The extrusion of piston rod when described sleeve II and air bag shock damper clutch release slave cylinder are sealed and matched the back cavity length is positioned at the back stop more than or equal to the piston of air bag shock damper clutch release slave cylinder in it.
2. air bag shock damper vacuum assembly system according to claim 1 is characterized in that: the tail end that described fore-set stretches out sleeve I end cap be provided with its axial restraint and can drive its axially movable limit stoper.
3. air bag shock damper vacuum assembly system according to claim 2 is characterized in that: be provided with cut-off valve between described vacuum orifice I and the vacuum pumping device.
4. air bag shock damper vacuum assembly system according to claim 3 is characterized in that: described sleeve I front end is provided with annular deep gouge shape seam I, and annular deep gouge shape seam I is coated at air bag shock damper cylinder rear end and is sealed and matched with it; Described sleeve II front end is provided with annular deep gouge shape seam II, and annular deep gouge shape seam II is coated at air bag shock damper clutch release slave cylinder rear end and is sealed and matched with it.
5. air bag shock damper vacuum assembly system according to claim 4 is characterized in that: be provided with flow control valve between described pouring orifice and the oiling device.
6. air bag shock damper vacuum assembly system according to claim 5 is characterized in that: in the described annular deep gouge shape seam I between circle and the air bag shock damper cylinder cylindrical and justify in the annular deep gouge shape seam II and air bag shock damper clutch release slave cylinder cylindrical between respectively the o shape seal ring by separately be sealed and matched.
7. method of utilizing the described air bag shock damper of the arbitrary claim of claim 1 to 6 vacuum assembly system assembling air bag shock damper is characterized in that: may further comprise the steps:
A. with piston, piston rod and the rear end assembly installation of air bag shock damper clutch release slave cylinder, make piston be positioned at the back stop;
B. sleeve I is cooperated with air bag shock damper cylinder seal, and the floating piston that makes air bag shock damper cylinder is between vacuum orifice II and pouring orifice and vacuum orifice I; Sleeve II and air bag shock damper clutch release slave cylinder are sealed and matched; Utilize fore-set front end fore-set floating piston;
C. start vacuum pumping device and make and form vacuum in sleeve I, sleeve II, air bag shock damper cylinder and the air bag shock damper clutch release slave cylinder, the back cuts off being communicated with between vacuum orifice I and the vacuum pumping device;
D. start oiling device, fluid is injected in air bag shock damper cylinder and the air bag shock damper clutch release slave cylinder, both reached and stop oiling behind the flow setting type, utilize fore-set that floating piston is headed into air bag shock damper cylinder by pouring orifice;
E. remove sleeve I and sleeve II, finish the follow-up assembling work of air bag shock damper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100772287A CN102146977A (en) | 2011-03-29 | 2011-03-29 | Vacuum assembly system for airbag vibration damper and assembly method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100772287A CN102146977A (en) | 2011-03-29 | 2011-03-29 | Vacuum assembly system for airbag vibration damper and assembly method thereof |
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| CN102146977A true CN102146977A (en) | 2011-08-10 |
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| CN2011100772287A Pending CN102146977A (en) | 2011-03-29 | 2011-03-29 | Vacuum assembly system for airbag vibration damper and assembly method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105382522A (en) * | 2015-11-26 | 2016-03-09 | 重庆耀勇减震器有限公司 | Stretching and clamping device for damper |
| CN105626752A (en) * | 2014-10-27 | 2016-06-01 | 株洲时代新材料科技股份有限公司 | Magnetorheological suspensions vacuum perfusion method of magneto rheological damper |
| CN105626753A (en) * | 2014-10-27 | 2016-06-01 | 株洲时代新材料科技股份有限公司 | Magnetorheological suspensions vacuum perfusion system of magneto rheological damper |
| WO2017021079A1 (en) * | 2015-08-04 | 2017-02-09 | Zf Friedrichshafen Ag | Method and device for enclosing damping medium and compensating medium in a vibration damper |
| CN106499766A (en) * | 2016-11-25 | 2017-03-15 | 重庆渝安创新科技有限公司 | Amortisseur assembly tooling and its assembly method |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105626752A (en) * | 2014-10-27 | 2016-06-01 | 株洲时代新材料科技股份有限公司 | Magnetorheological suspensions vacuum perfusion method of magneto rheological damper |
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| CN105626753B (en) * | 2014-10-27 | 2017-12-22 | 株洲时代新材料科技股份有限公司 | A kind of MR damper magnetic flow liquid priming by vacuum system |
| CN105626752B (en) * | 2014-10-27 | 2018-06-19 | 株洲时代新材料科技股份有限公司 | A kind of magnetorheological fluid vacuum infusion method of MR damper |
| WO2017021079A1 (en) * | 2015-08-04 | 2017-02-09 | Zf Friedrichshafen Ag | Method and device for enclosing damping medium and compensating medium in a vibration damper |
| CN105382522A (en) * | 2015-11-26 | 2016-03-09 | 重庆耀勇减震器有限公司 | Stretching and clamping device for damper |
| CN105382522B (en) * | 2015-11-26 | 2017-07-14 | 重庆耀勇减震器有限公司 | Damper stretches clamping device |
| CN106499766A (en) * | 2016-11-25 | 2017-03-15 | 重庆渝安创新科技有限公司 | Amortisseur assembly tooling and its assembly method |
| CN106499766B (en) * | 2016-11-25 | 2019-11-08 | 重庆渝安创新科技有限公司 | Damper assembly tooling and its assembly method |
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Application publication date: 20110810 |