CN202174542U - Installing device for O-shaped ring of valve rod - Google Patents
Installing device for O-shaped ring of valve rod Download PDFInfo
- Publication number
- CN202174542U CN202174542U CN2011202537766U CN201120253776U CN202174542U CN 202174542 U CN202174542 U CN 202174542U CN 2011202537766 U CN2011202537766 U CN 2011202537766U CN 201120253776 U CN201120253776 U CN 201120253776U CN 202174542 U CN202174542 U CN 202174542U
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- China
- Prior art keywords
- motion arm
- cylinder
- valve rod
- leg
- expansion leg
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- Expired - Fee Related
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Abstract
The utility model discloses an installing device for an O-shaped ring of a valve rod. The installing device comprises an operation arm, an expanding mechanism and a pushing mechanism are arranged on the operation arm, wherein the expanding mechanism is used for propping the O-shaped ring, and the pushing mechanism is used for pushing the O-shaped ring on the expanding mechanism to an assembly groove of the valve rod, and the pushing mechanism is sleeved on the expanding mechanism and can move up and down relative to the operation arm and the expanding mechanism. The installing device for the O-shaped ring of the valve rod is simple and reasonable in structure and is convenient to manufacture and use, the problem of incapability of installing of the O-shaped ring as the O-shaped ring accidently jump off in the process of installing can be avoided, moreover, the O-shaped ring can break away from the installing device automatically after being transferred in place so as to enter the assembly groove of the valve rod accurately.
Description
Technical field
The utility model relates to process units, particularly a kind of valve rod O type coil installing device.
Background technology
O type circle generally adopts NBR, EPDM material, can O type circle be strutted on the fitting recess that is installed to valve rod again through manual work, produces in enormous quantities but this traditional processing mode obviously is not suitable for enterprise.In addition; China national Department of Intellectual Property discloses the application for a patent for invention that a name is called " O type circle automatic assembling apparatus " on May 18th, 2011; Publication number is 102059677, discloses a kind of O type circle automatic assembling apparatus in this patent application specification, adopts O type circle gland that O type circle is assembled on the workpiece; The lower surface of O type circle gland is provided with the cannelure that cooperates with O type circle; O type circle is stuck in the cannelure when assembling, and O type circle gland is provided with axial open slot, can be by guide sleeve strutting when O type circle gland is pressed on the fairlead; Thereby O type circle is strutted, and O type circle moves down with O type circle gland and crosses fairlead up to installing on the fitting recess of O type circle on the workpiece.This device is downwards being transferred O type circle and the O type circle gland Recovery Process that makes progress has certain stability; But O type circle only depends on the cannelure of O type circle gland lower surface to cooperate rear distraction; Be easy to after being strutted, from cannelure, jump out, can't realize installing by O type circle gland; Moreover after O type circle is shifted into the position, how to separate the fitting recess that gets into workpiece with O type circle gland automatically, also be the problem that is worth further investigation to solve.
Summary of the invention
The utility model problem to be solved just provides a kind of valve rod O type coil installing device; Simple and reasonable; Make easy to use; Not only avoid in the installation process of O type circle O type circle accident to jump out of causing the problem that to install, and solved O type circle and transfer the back that puts in place and break away from the accurately fitting recess of entering valve rod with erecting device automatically.
In order to solve the problems of the technologies described above; The utility model adopts following technical scheme: valve rod O type coil installing device; It is characterized in that: comprise motion arm; On motion arm, be provided with the expanding mechanism that struts O type circle and shift the O type circle on the expanding mechanism onto in the valve rod fitting recess extruding mechanism, extruding mechanism is set on the expanding mechanism and motion arm and expanding mechanism move up and down relatively.
Further; Said expanding mechanism comprises first cylinder and expansion leg; First cylinder is fixed on the motion arm; The expansion leg is provided with at least two and be uniformly distributed with around motion arm, and the expansion leg transfers laterally all on motion arm relatively that motion arm spins upside down, and between the piston rod of first cylinder and expansion leg, is provided with and when the piston rod of first cylinder moves down, makes the open ejection structure in bottom of expanding leg; The bottom of expansion leg makes after opening the tensioning of O type circle be positioned on the bottom lateral wall of expansion leg, is provided with the bottom that after the piston rod of first cylinder moves up, makes the expansion leg between expansion leg and the motion arm and recovers the resetting structure that closes up.
The O type circle evagination step of slippage that makes progress when further, the bottom lateral wall of said expansion leg is provided with the bottom that prevents to expand leg and opens.
Further; Said ejection structure comprises the top of the piston rod head that is located at first cylinder and by all neck parts of being combined to form of expansion legs, and the top moves down with the piston rod of first cylinder and is against that open the bottom that makes the expansion leg on the neck part, neck part enlarges.
Further, said top is the tapering top, and said neck part is provided with arc transition.Tapering and arc transition are set reduce the wearing and tearing between top and the neck part.
Further, said resetting structure is the back-moving spring that is located between expansion leg and the motion arm, and an end of back-moving spring is fixed on the madial wall of expansion leg, and the other end of back-moving spring is fixed on the lateral wall of motion arm.The middle part switching of expansion leg is on motion arm, and back-moving spring is located at the top of expansion leg and is the compression spring; The top switching of perhaps expanding leg is on motion arm, and back-moving spring is located at the middle part of expansion leg and is extension spring.
Further; Said extruding mechanism comprises second cylinder and housing; Second cylinder is fixed on the motion arm; The piston rod of second cylinder and housing are affixed and drive the relative motion arm of housing and move up and down, and housing is set in an expansion outside of foot, and it is corresponding with the bottom of expanding leg that lower part of frame is provided with contraction mouth.
Further, said contraction mouth is positioned at evagination step below, and after opened the bottom of expansion leg, the diameter of contraction mouth was not less than the diameter of the lower surface of expanding leg and is not more than the diameter and the twice O type loop diameter sum of the lower surface of expansion leg.Guarantee when housing moves down O type circle to be pushed through in the fitting recess of valve rod.
Further, said second cylinder is fixed on motion arm top, and the piston rod of second cylinder extends upward with housing affixed; The sidewall bodies of housing is provided with groove; Motion arm passes groove and stretches in the housing, at housing when the piston rod with second cylinder moves up and down, the relative motion arm slippage of groove.
Further, the top of said housing is provided with the cap that is fixedly connected with the piston rod of second cylinder.Be convenient to housing production and installation.
After adopting technique scheme; The utlity model has following advantage: the expansion leg struts O type delineation position, back with O type circle and stablizes; The expansion leg is transferred the O type circle that puts in place downwards with O type circle and is broken away from automatically in the fitting recess that gets into valve rod; The utility model also not only is useful in the O type circle of valve rod production is installed, and also is suitable for other component of rod category O type circle production is installed.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described further:
Fig. 1 is the structural representation of a kind of embodiment of the utility model;
Fig. 2 is a sketch map in use embodiment illustrated in fig. 1.
The specific embodiment
The structural representation of a kind of embodiment of the utility model as illustrated in fig. 1 and 2; Valve rod O type coil installing device; Comprise motion arm 1; On motion arm, be provided with the expanding mechanism that struts O type circle 8 and shift the O type circle on the expanding mechanism onto in valve rod 9 fitting recess extruding mechanism, extruding mechanism is set on the expanding mechanism and motion arm and expanding mechanism move up and down relatively.
Said expanding mechanism comprises first cylinder 2 and expansion leg 3; First cylinder is fixed on the motion arm; The expansion leg is provided with at least two and be uniformly distributed with around motion arm; The expansion leg is all laterally transferred, and relative motion arm spins upside down on motion arm; Between the piston rod 21 of first cylinder and expansion leg, be provided with the open ejection structure in bottom that when the piston rod of first cylinder moves down, makes the expansion leg, after open the bottom of expansion leg the tensioning of O type circle be positioned on the bottom lateral wall of expansion leg, be provided with the bottom that after the piston rod of first cylinder moves up, makes the expansion leg between expansion leg and the motion arm and recover the resetting structure that closes up.The O type circle evagination step 31 of slippage that makes progress when the bottom lateral wall of said expansion leg is provided with the bottom that prevents to expand leg and opens; Said ejection structure comprises the top 22 of the piston rod head that is located at first cylinder and the neck part 32 that is combined to form by all expansion legs; The top moves down with the piston rod of first cylinder and is against that open the bottom that makes the expansion leg on the neck part, neck part enlarges; In the present embodiment; The top is the tapering top, and said neck part is provided with arc transition 33; Said resetting structure is the back-moving spring 4 that is located between expansion leg and the motion arm, and an end of back-moving spring is fixed on the madial wall of expansion leg, and the other end of back-moving spring is fixed on the lateral wall of motion arm.
Said extruding mechanism comprises second cylinder 5 and housing 6; Second cylinder is fixed on the motion arm; The piston rod 51 of second cylinder is affixed and drive the relative motion arm of housing and move up and down with housing; Housing is set in an expansion outside of foot, and it is corresponding with the bottom of expansion leg that lower part of frame is provided with contraction mouth 61; Contraction mouth is positioned at evagination step below, and after opened the bottom of expansion leg, the diameter of contraction mouth was not less than the diameter of the lower surface of expanding leg and is not more than the diameter and the twice O type loop diameter sum of the lower surface of expansion leg; Second cylinder is fixed on motion arm top; The piston rod of second cylinder extends upward with housing affixed, and the sidewall bodies of housing is provided with groove 62, and motion arm passes groove and stretches in the housing; At housing when the piston rod with second cylinder moves up and down, the relative motion arm slippage of groove.
In the foregoing description, the middle part switching of expansion leg is on motion arm, and back-moving spring is located at the top of expansion leg and is the compression spring; Perhaps also can be transferred on motion arm in the top of expansion leg, like this back-moving spring is located at the middle part of expansion leg and be extension spring; The top of housing is provided with the cap 7 that is fixedly connected with the piston rod of second cylinder.
The operation principle of the utility model is following: motion arm is positioned on the slide rail, and after O type circle ordering horizontal positioned finished, general who has surrendered O type snare was in the bottom of expansion leg under the motion arm; First cylinder operation, the piston rod of first cylinder drives the top and moves downward, and the top will be expanded leg and strut; O type circle is also strutted simultaneously, and motion arm moves up and gets back to former horizontal level, and the motion arm band the valve rod upper end that the O type circle that struts moves to vertical placement then; Then move downward, behind the arrival assigned address, second cylinder operation; Drive housing by the piston rod of second cylinder and move downward, the O type circle that is enclosed within expansion leg lower end is pushed in the fitting recess on the valve rod, the motion arm former horizontal level that moves upward back; The piston rod of first cylinder is returned to initial position; The expansion leg closes up under the effect of back-moving spring, and the piston rod of the second last cylinder stops after moving upward to the position, and the whole erection process is accomplished.
Except that above-mentioned preferred embodiment; The utility model also has other embodiment; Those skilled in the art can make various changes and distortion according to the utility model, only otherwise break away from the spirit of the utility model, all should belong to the defined scope of the utility model accompanying claims.
Claims (10)
1. valve rod O type coil installing device; It is characterized in that: comprise motion arm (1); On motion arm, be provided with the expanding mechanism that struts O type circle (8) and shift the O type circle on the expanding mechanism onto in valve rod (9) fitting recess extruding mechanism, extruding mechanism is set on the expanding mechanism and motion arm and expanding mechanism move up and down relatively.
2. valve rod O type coil installing device according to claim 1; It is characterized in that: said expanding mechanism comprises first cylinder (2) and expansion leg (3); First cylinder is fixed on the motion arm; The expansion leg is provided with at least two and be uniformly distributed with around motion arm; The expansion leg is all laterally transferred, and relative motion arm spins upside down on motion arm; Between the piston rod (21) of first cylinder and expansion leg, be provided with the open ejection structure in bottom that when the piston rod of first cylinder moves down, makes the expansion leg, after open the bottom of expansion leg the tensioning of O type circle be positioned on the bottom lateral wall of expansion leg, be provided with the bottom that after the piston rod of first cylinder moves up, makes the expansion leg between expansion leg and the motion arm and recover the resetting structure that closes up.
3. valve rod O type coil installing device according to claim 2 is characterized in that: the O type circle evagination step (31) of slippage that makes progress when the bottom lateral wall of said expansion leg is provided with the bottom that prevents to expand leg and opens.
4. valve rod O type coil installing device according to claim 2; It is characterized in that: said ejection structure comprises the top (22) of the piston rod head that is located at first cylinder and by all neck parts (32) of being combined to form of expansion legs, and the top moves down with the piston rod of first cylinder and is against that open the bottom that makes the expansion leg on the neck part, neck part enlarges.
5. valve rod O type coil installing device according to claim 3 is characterized in that: said top is the tapering top, and said neck part is provided with arc transition (33).
6. valve rod O type coil installing device according to claim 2; It is characterized in that: said resetting structure is the back-moving spring (4) that is located between expansion leg and the motion arm; One end of back-moving spring is fixed on the madial wall of expansion leg, and the other end of back-moving spring is fixed on the lateral wall of motion arm.
7. valve rod O type coil installing device according to claim 1; It is characterized in that: said extruding mechanism comprises second cylinder (5) and housing (6); Second cylinder is fixed on the motion arm; The piston rod of second cylinder (51) and housing are affixed and drive the relative motion arm of housing and move up and down, and housing is set in an expansion outside of foot, and it is corresponding with the bottom of expanding leg that lower part of frame is provided with contraction mouth (61).
8. valve rod O type coil installing device according to claim 7; It is characterized in that: said contraction mouth is positioned at evagination step below; After opened the bottom of expansion leg, the diameter of contraction mouth was not less than the diameter of the lower surface of expanding leg and is not more than the diameter and the twice O type loop diameter sum of the lower surface of expansion leg.
9. valve rod O type coil installing device according to claim 7; It is characterized in that: said second cylinder is fixed on motion arm top; The piston rod of second cylinder extends upward with housing affixed, and the sidewall bodies of housing is provided with groove (62), and motion arm passes groove and stretches in the housing; At housing when the piston rod with second cylinder moves up and down, the relative motion arm slippage of groove.
10. according to claim 7,8 or 9 described valve rod O type coil installing devices, it is characterized in that: the top of said housing is provided with the cap (7) that is fixedly connected with the piston rod of second cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202537766U CN202174542U (en) | 2011-07-18 | 2011-07-18 | Installing device for O-shaped ring of valve rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202537766U CN202174542U (en) | 2011-07-18 | 2011-07-18 | Installing device for O-shaped ring of valve rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202174542U true CN202174542U (en) | 2012-03-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202537766U Expired - Fee Related CN202174542U (en) | 2011-07-18 | 2011-07-18 | Installing device for O-shaped ring of valve rod |
Country Status (1)
| Country | Link |
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| CN (1) | CN202174542U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104907799A (en) * | 2015-06-19 | 2015-09-16 | 沈阳工业大学 | Automatic assembly device for gear shifter O-shaped ring |
| CN106405776A (en) * | 2015-07-28 | 2017-02-15 | 日本电产三协株式会社 | Lens unit manufacturing device and manufacturing method of lens unit |
| CN106392570A (en) * | 2015-07-28 | 2017-02-15 | 日本电产三协株式会社 | O-shaped ring installation apparatus and method |
| CN107598818A (en) * | 2017-09-04 | 2018-01-19 | 淮安市恒春医疗器材有限公司 | O-ring assembling assembly |
| CN109571350A (en) * | 2019-01-30 | 2019-04-05 | 重庆川亚柔杰机械有限公司 | Damper member assembly tool |
| CN109909941A (en) * | 2017-12-13 | 2019-06-21 | 温岭市鼎工自动化设备科技有限公司 | A kind of O-ring automatic assembling mechanism of external fiber tube connector |
| CN110694936A (en) * | 2019-09-26 | 2020-01-17 | 江门市鑫辉密封科技有限公司 | Sealing washer struts check out test set |
-
2011
- 2011-07-18 CN CN2011202537766U patent/CN202174542U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104907799A (en) * | 2015-06-19 | 2015-09-16 | 沈阳工业大学 | Automatic assembly device for gear shifter O-shaped ring |
| CN104907799B (en) * | 2015-06-19 | 2017-03-22 | 沈阳工业大学 | Automatic assembly device for gear shifter O-shaped ring |
| CN106405776A (en) * | 2015-07-28 | 2017-02-15 | 日本电产三协株式会社 | Lens unit manufacturing device and manufacturing method of lens unit |
| CN106392570A (en) * | 2015-07-28 | 2017-02-15 | 日本电产三协株式会社 | O-shaped ring installation apparatus and method |
| CN106405776B (en) * | 2015-07-28 | 2019-04-12 | 日本电产三协株式会社 | The manufacturing method of lens unit manufacturing device and lens unit |
| CN106392570B (en) * | 2015-07-28 | 2019-07-05 | 日本电产三协株式会社 | O-ring mounting device and O-ring installation method |
| CN107598818A (en) * | 2017-09-04 | 2018-01-19 | 淮安市恒春医疗器材有限公司 | O-ring assembling assembly |
| CN109909941A (en) * | 2017-12-13 | 2019-06-21 | 温岭市鼎工自动化设备科技有限公司 | A kind of O-ring automatic assembling mechanism of external fiber tube connector |
| CN109909941B (en) * | 2017-12-13 | 2023-11-21 | 温岭市鼎工自动化设备科技有限公司 | O-shaped ring automatic assembly mechanism of external thread pipe joint |
| CN109571350A (en) * | 2019-01-30 | 2019-04-05 | 重庆川亚柔杰机械有限公司 | Damper member assembly tool |
| CN109571350B (en) * | 2019-01-30 | 2020-09-11 | 重庆川亚柔杰机械有限公司 | Shock absorber part assembling tool |
| CN110694936A (en) * | 2019-09-26 | 2020-01-17 | 江门市鑫辉密封科技有限公司 | Sealing washer struts check out test set |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120328 Termination date: 20160718 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |