CN103267193B - High-speed rotating type oil way distributor - Google Patents
High-speed rotating type oil way distributor Download PDFInfo
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- CN103267193B CN103267193B CN201310212092.5A CN201310212092A CN103267193B CN 103267193 B CN103267193 B CN 103267193B CN 201310212092 A CN201310212092 A CN 201310212092A CN 103267193 B CN103267193 B CN 103267193B
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- Prior art keywords
- mandrel
- housing
- diameter end
- bearing
- petal
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Abstract
The invention provides a high-speed rotating type oil way distributor which comprises a cylindrical shell body, a mandrel and a bearing end cover. The high-speed rotating type oil way distributor is characterized in that the shell body is composed of a left petal and a right petal, the bottom portion of the left petal and the bottom portion of the right petal are respectively provided with an annular convex lug, the mandrel is composed of a left petal mandrel body and a right petal mandrel body, the left petal mandrel body is provided with a small diameter end and a large diameter end, the right petal mandrel body is provided with a small diameter end and a large diameter end, the end face of the large diameter end of the left petal mandrel and the end face of the large diameter end of the right petal mandrel are respectively provided with an annular groove, and the annular convex lugs of the shell body are arranged inside the annular grooves, the contact face of each convex lug and each annular groove is provided with a semicircular annular groove, a ball is arranged inside each semicircular annular groove, oil inlets are formed in the shell body, the small diameter end of the left petal mandrel body and the small diameter end of the right petal mandrel body are arranged inside an inner hole of the shell body through a bearing in a sleeved mode, oil outlets are formed in the small diameter end of the left petal mandrel body and the small diameter end of the right petal mandrel body, and a seal ring is arranged between two adjacent oil inlets in the inner hole of the shell body. The contact face of the mandrel and the shell body is changed into a relative rolling face with a clamping groove, therefore, friction of the contact face can be reduced, the problem that the oil way distributor bursts due to separation of the shell body and the mandrel after a bearing check ring loses efficacy is solved, and requirements for distributing oil in a high pressure and high speed rotating mode are met.
Description
Technical field
The invention belongs to hydraulic transmission element field, particularly relate to the distributor that a kind of hydraulic circuit is rotatably connected.
Background technique
Some need to drive by hydraulic transmission the worktable rotated, and because its executive component is on revolving table, and its power end is generally arranged in frame, and this just needs to support the use revolving oil-way pipe joint, to complete the connection of oil hydraulic circuit.At present, the rotary oil circuit pipe joint structure on market is complicated, and maintenance is inconvenient, brings difficulty to working service.
The patent No. is 201210422199.8 provide a kind of rotary oil-way pipe distributor.The dust cover that this rotary oil-way pipe distributor comprises columnar housing, is positioned at housing inner core-body, is fixed in the base plate of shell one end and is fixed in the housing the other end; Be characterized in: on described housing, some filler openings are set along shell length direction; Described core body and housing are Spielpassung and are equiped with bearing at its two ends, and its cylindrical is disposed radially the circular groove corresponding with filler opening; The end face of the core body near dust cover side arranges the oil outlet identical with filler opening quantity; Described oil outlet is communicated with circular groove by independent oil path.This invention structure is simple, solves the fuel feeding problem of rotary motion machinery preferably.But because being Spielpassung between core body and housing, adding man-hour in manufacture, the more difficult control of this gap value, if excessive in gap, be easy to cause each inlet and outlet of fuel channel intercommunication, and do not have effect; If gap value is too small, manufacture cost can be increased again.Meanwhile, because its axially locating is more weak, high pressure can not be met, High Rotation Speed join oil requirement.
Summary of the invention
Embodiments of the invention provide a kind of high-speed rotary oil path distributor, easy to manufacture, and structure is simple, safe and reliable, can overcome existing oil path distributor unreasonable structure drawback, more be adapted to oil-way pipe allocation problem when high pressure, High Rotation Speed.
For achieving the above object, embodiments of the invention adopt following technological scheme:
Embodiments of the invention provide a kind of high-speed rotary oil path distributor, comprise columnar housing, mandrel, bearing (ball) cover, it is characterized in that: described housing is made up of by being connected left and right two lobe housings; The bottom of described left and right housing is with annular ledge; Described mandrel is made up of by being connected left and right two lobe mandrels; Described left and right mandrel all has mandrel smaller diameter end and mandrel larger diameter end; Described mandrel smaller diameter end is positioned at housing, and mandrel larger diameter end is positioned at outside housing, and mandrel and housing concentric; On described housing, along housing exterior walls, offer and be communicated with the endoporus of housing and some filler openings of outer wall, and be connected with exterior tube joint; In the endoporus of described housing, in the axial direction, at described some filler openings between any two, between filler opening and bearings mounted end face, some seal grooves are all offered; Annular groove is offered at the end face of described mandrel larger diameter end; At the surface of contact of described annular groove and annular ledge, correspondence offers several circular grooves respectively; The cross section of described circular groove is semicircle, and is provided with ball wherein; Casing annular lug is arranged in the annular groove of described mandrel larger diameter end; The endoporus of described housing offers bearing hole, and by bearing, mandrel smaller diameter end is arranged in shell inner hole; End ring is set at the end of described mandrel smaller diameter end, to realize the location of bearing; On the axle side of described mandrel smaller diameter end, arrange some oil outlets, its position is corresponding with the filler opening on housing respectively; In some seal grooves of described housing, seal ring is installed; The outer oil outlet end of described some oil outlets is opened in mandrel larger diameter end, and is connected with exterior tube joint; Described bearing (ball) cover is connected and is connected on housing.
Further, described housing is made up of by being connected the left and right two lobe housings of symmetry.
Further, described mandrel is made up of by being connected the left and right two lobe mandrels of symmetry.
Further, in the bottom surface of end face and the housing of described mandrel larger diameter end, the corresponding number offering several circular grooves is 2 ~ 4 respectively.
Further, the seal groove that described housing is offered is " O " type or " V " type groove, and the corresponding seal ring installed is respectively " O " type or " V " RunddichtringO.
Further, on described housing, the number arranging some filler openings along housing axial direction is 2 ~ 4.
Further, the oil outlet that described mandrel is offered, its outer oil outlet end is all in the bottom surface of mandrel larger diameter end.
Further, on the end face of described mandrel larger diameter end, the flange hole of some circle distribution is set.
The high-speed rotary oil path distributor that the embodiment of the present invention provides, compared with prior art, described high-speed rotary oil path distributor at some filler openings between any two, between filler opening and bearings mounted end face, some seal grooves and seal ring are all offered, can effectively prevent adjacent two oil circuits from communicating, this seal ring that make use of seals adjacent two oil circuits, can effectively prevent adjacent two oil circuits from communicating, mandrel like this in housing and the gap between housing, need not strictly control, bring conveniently to manufacture processing, significantly reduce manufacture cost.Simultaneously, mandrel and body contact face are become the relative rolling surface with draw-in groove, both frictional force between the two can have been reduced, can prevent again because of after end ring inefficacy, housing and being separated of core body and problem that the oil pipe distributor that produces bursts, can meet the requirement that the larger high-speed rotary of oil circuit pressure joins oil.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the assembly structure schematic diagram of the high-speed rotary oil path distributor in example of the present invention.
In figure: 1-housing; 2-bolt; 3-bearing; 4-mandrel; 5-oil outlet; 6-seal ring; 7-filler opening; 8-exterior tube joint; 10-ball; 11-flange hole; 13-outer oil outlet end; 19-seal groove; 21-bearing (ball) cover; 31-end ring; 41-mandrel smaller diameter end; 42-mandrel larger diameter end; 43-circular groove; 50-annular ledge; 51-annular groove.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technological scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As the embodiment of the present invention, provide a kind of high-speed rotary oil path distributor, as shown in Figure 1, comprise columnar housing 1, mandrel 4, bearing (ball) cover 21, it is characterized in that: described housing 1 is made up of by being connected left and right two lobe housings; The bottom of described left and right housing is with annular ledge 50; Described mandrel 4 is made up of by being connected left and right two lobe mandrels; Described left and right mandrel comprises mandrel smaller diameter end 41 and mandrel larger diameter end 42; Described mandrel smaller diameter end 41 is positioned at housing 1, and mandrel larger diameter end 42 is positioned at outside housing 1, and mandrel 4 and housing 1 concentric; On described housing 1, offer the some filler openings 7 being communicated with endoporus and outer wall, and be connected with exterior tube joint 8; In the endoporus of described housing 1, in the axial direction, at described some filler openings 7 between any two, between filler opening 7 and bearings mounted end face, some seal grooves 19 are all offered; Annular groove 51 is offered at the end face of described mandrel larger diameter end 42; At the surface of contact of described annular groove 51 and annular ledge 50, correspondence offers several circular grooves 43 respectively; The cross section of described circular groove 43 is semicircle, and is provided with ball 10 wherein; The annular ledge 50 of housing 1 is arranged in the annular groove 51 of described mandrel larger diameter end 42; The endoporus of described housing 1 offers bearing hole, and by bearing 3, mandrel smaller diameter end 41 is arranged in housing 1 endoporus; End ring 31 is set at the end of described mandrel smaller diameter end 41, to realize the location of bearing 3; On the axle side of described mandrel smaller diameter end 41, arrange some oil outlets 5, its position is corresponding with the filler opening 7 on housing 1 respectively; In some the seal grooves 19 of described housing 1, seal ring 6 is installed, prevents adjacent two oil outlet 5 intercommunications and prevent externally leakage of oil; The outer oil outlet end 13 of described some oil outlets 5 is opened in mandrel larger diameter end 42, and is connected with exterior tube joint 8; Described bearing (ball) cover 21 is connected by bolt 2 and is connected on housing 1, to realize the axially locating of bearing 3 and dust-proof.
Further, described housing 1 is made up of by being connected the left and right two lobe housings of symmetry.
Further, described mandrel 4 is made up of by being connected the left and right two lobe mandrels of symmetry.
Further, in the bottom surface of end face and the housing 1 of described mandrel larger diameter end 42, the corresponding number offering several circular grooves 43 is 1 ~ 4 respectively.
Further, the seal groove 19 that described housing 1 is offered is " O " type, " V " type or other forms of groove, and the corresponding seal ring 6 installed is respectively " O " type, " V " type or other form seal rings.
Further, on the end face of described mandrel larger diameter end 42, the flange hole 11 of some circle distribution is set, for installing fixing high-speed rotary oil path distributor in revolving part.
Further, on described housing 1, arranging some filler opening 7 numbers along housing axial direction is 2 ~ 4.
Further, the oil outlet 5 that described mandrel 4 is offered, its outer oil outlet end 13 is all in the bottom surface of mandrel larger diameter end 42.
The above; be only the specific embodiment of the invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art of the present technique in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Protection scope of the present invention should being as the criterion with described claim.
Claims (9)
1. a high-speed rotary oil path distributor, comprise columnar housing (1), mandrel (4), bearing (ball) cover (21), it is characterized in that: described housing (1) is made up of by being connected left and right two lobe housings;
The bottom of described left and right housing is all with annular ledge (50);
Described mandrel (4) is made up of by being connected left and right two lobe mandrels;
Described left and right mandrel has mandrel smaller diameter end (41) and mandrel larger diameter end (42);
Described mandrel smaller diameter end (41) is positioned at housing (1), and mandrel larger diameter end (42) is positioned at housing (1) outward, and mandrel (4) and housing (1) concentric;
On described housing (1), offer the some filler openings (7) being communicated with endoporus and outer wall, and be connected with exterior tube joint (8);
In the endoporus of described housing (1), in the axial direction, at described some filler openings (7) between any two, between filler opening (7) and bearings mounted end face, some seal grooves (19) are all offered;
Offer annular groove (51) at the end face of described mandrel larger diameter end (42), and the annular ledge (50) of housing (1) is arranged on wherein;
At the surface of contact of described annular groove (51) and annular ledge (50), correspondence offers several circular grooves (43) respectively;
The cross section of described circular groove (43) is semicircle, and is provided with ball (10) wherein;
The endoporus of described housing (1) offers bearing hole, and by bearing (3), mandrel smaller diameter end (41) is arranged in housing (1) endoporus;
End ring (31) is set at the end of described mandrel smaller diameter end (41), to realize the fixing of bearing (3) and location;
On the axle side of described mandrel smaller diameter end (41), arrange some oil outlets (5), its position is corresponding with the filler opening (7) on housing (1) respectively;
In some the seal grooves (19) of described housing (1), seal ring (6) is installed;
The outer oil outlet end (13) of described oil outlet (5) is opened in mandrel larger diameter end (42), and is connected with exterior tube joint (8);
Described bearing (ball) cover (21) is connected and is connected on housing (1), to realize the axially locating of bearing (3) and dust-proof.
2. high-speed rotary oil path distributor according to claim 1, is characterized in that: described housing (1) is made up of by being connected the left and right two lobe housings of symmetry.
3. high-speed rotary oil path distributor according to claim 1, is characterized in that: described mandrel (4) is made up of by being connected the left and right two lobe mandrels of symmetry.
4. high-speed rotary oil path distributor according to claim 1, is characterized in that: in the bottom surface of end face and the housing (1) of described mandrel larger diameter end (42), the corresponding number offering several circular grooves (43) is 1 ~ 4 respectively.
5. high-speed rotary oil path distributor according to claim 1, it is characterized in that: the seal groove (19) offered on described housing (1), for " O " type groove, the corresponding seal ring (6) installed is " O " RunddichtringO.
6. high-speed rotary oil path distributor according to claim 1, it is characterized in that: the seal groove (19) offered on described housing (1), for " V " type groove, the corresponding seal ring (6) installed is " V " RunddichtringO.
7. high-speed rotary oil path distributor according to claim 1, is characterized in that: on described housing (1), and the number arranging some filler openings (7) along housing (1) axial direction is 2 ~ 4.
8. high-speed rotary oil path distributor according to claim 1, it is characterized in that: the oil outlet (5) offered on described mandrel (4), its outer oil outlet end (13) is all in the bottom surface of mandrel larger diameter end (42).
9., according to the high-speed rotary oil path distributor one of described in claim 1 to 8, it is characterized in that: on the end face of described mandrel larger diameter end (42), the flange hole (11) of some circle distribution is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310212092.5A CN103267193B (en) | 2013-05-31 | 2013-05-31 | High-speed rotating type oil way distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310212092.5A CN103267193B (en) | 2013-05-31 | 2013-05-31 | High-speed rotating type oil way distributor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103267193A CN103267193A (en) | 2013-08-28 |
| CN103267193B true CN103267193B (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310212092.5A Expired - Fee Related CN103267193B (en) | 2013-05-31 | 2013-05-31 | High-speed rotating type oil way distributor |
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| Country | Link |
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| CN (1) | CN103267193B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103742487B (en) * | 2013-12-17 | 2017-03-15 | 宁波微动工业科技有限公司 | A kind of hydraulic and indexing chuck separator |
| CN103982724B (en) * | 2014-05-06 | 2015-10-14 | 天津市长龙宏业燃气设备有限公司 | The swivel joint that pipe-line system connects |
| CN107654429A (en) * | 2017-09-06 | 2018-02-02 | 东莞鸿图精密压铸有限公司 | A kind of double oil circuit oil-inlet mechanisms of swinging |
| CN107956945B (en) * | 2017-09-14 | 2019-10-15 | 华工法利莱切焊系统工程有限公司 | A kind of hollow pneumoelectric slip ring |
| CN107654776A (en) * | 2017-10-20 | 2018-02-02 | 新乡市华航航空液压设备有限公司 | A kind of rotatable high pressure high life multi-way joint |
| CN110375138A (en) * | 2019-06-13 | 2019-10-25 | 南京高精船用设备有限公司 | A kind of hydraulic separator system |
| CN110508935B (en) * | 2019-08-05 | 2022-05-03 | 永康市定捷自动化设备有限公司 | Laser cutting equipment for processing cup body and cutting method thereof |
| CN111578076B (en) * | 2020-04-29 | 2021-09-14 | 河南科技大学 | Large-scale carousel slewer with flexible regulatory function |
| CN114562681B (en) * | 2022-01-25 | 2023-06-16 | 浙江大学 | High-centrifugal force environment high-pressure liquid conveying system of arm type centrifugal machine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3943119C1 (en) * | 1989-12-27 | 1991-06-20 | Man Roland Druckmaschinen Ag, 6050 Offenbach, De | |
| NO306416B1 (en) * | 1998-03-26 | 1999-11-01 | Norske Stats Oljeselskap | Rotary coupling device with compensation unit |
| CN202418992U (en) * | 2012-01-06 | 2012-09-05 | 焦作市华科液压机械制造有限公司 | Hydraulic rotary joint of collapsible cylinder of steel band coiler |
| CN102962825A (en) * | 2012-11-18 | 2013-03-13 | 无锡明珠增压器制造有限公司 | Rotary base structure |
| CN203273135U (en) * | 2013-05-31 | 2013-11-06 | 滁州华冶机电科技有限公司 | High-speed rotary type oil line distributor |
-
2013
- 2013-05-31 CN CN201310212092.5A patent/CN103267193B/en not_active Expired - Fee Related
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| CN103267193A (en) | 2013-08-28 |
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Granted publication date: 20150408 |
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