CN205155410U - Anti -vibration rotary joint - Google Patents
Anti -vibration rotary joint Download PDFInfo
- Publication number
- CN205155410U CN205155410U CN201520851660.0U CN201520851660U CN205155410U CN 205155410 U CN205155410 U CN 205155410U CN 201520851660 U CN201520851660 U CN 201520851660U CN 205155410 U CN205155410 U CN 205155410U
- Authority
- CN
- China
- Prior art keywords
- joint
- core
- connect
- vibration
- housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model relates to a numerically -controlled drilling machine technical field discloses an anti -vibration rotary joint, including the casing, the casing includes the oil feed end and the end that produces oil, and the oil feed end is provided with the coupling, and the end that produces oil is provided with the connection mandrel, and the coupling is used for linking to each other with height extrusion oil pipe, and the connection mandrel is used for linking to each other with the lathe main shaft, the coupling and connect the mandrel between be provided with to connect and float the core, connect and float the core and be close to and be provided with the sealing washer between one end and the casing of coupling, connect and float core interlude and body case contact, connect and float the core and be close to the one end of connecting the mandrel and be provided with collar flange, collar flange passes through the locating pin location with the casing, connect superficial core tip and be provided with an alloy ring, connect the mandrel tip and be provided with the 2nd alloy ring, an alloy ring and the contact of the 2nd alloy ring. The utility model discloses can descend in lathe main shaft precision, main shaft and rotary joint be normal work under the environment of great vibration, and the durability is strong, and the fault rate is low, and the maintenance of just being convenient for has reduced manufacturing cost.
Description
Technical field
The utility model relates to numerical control drilling machine technical field, is specifically related to a kind of anti-vibration swivel joint.
Background technique
The NC deep hole drilling machine of workshop drilling deep hole station, its main shaft vibrates comparatively large when drilling deep hole, and the coaxiality deviation of main shaft and swivel joint joint is comparatively large, causes the rate of fault at main shaft and swivel joint place higher.Because main shaft is through Overheating Treatment, hardness is comparatively large, have no idea to keep in repair, can only return the main shaft that factory more renews, but this equipment is the bottleneck device of upper axle production line, has no time to return factory, maintain and replace swivel joint therefore can only be leaned on to maintain production.Because main axis jerking is large, the vibration produced is large, swivel joint rate of fault is very high, average every day keeps in repair swivel joint more than twice, even seven or eight times sometimes, has had a strong impact on the normal production of upper axle, man-hour drops into very large, maintenance expenses is quite high, buys the swivel joint of external several producer, all bears the vibration of incessantly machine tool chief axis.Swivel joint in the market, inner inner seal rings and joint float core and are fixed together, when vibration occurs main shaft, cause ring wear, high pressure oil departs from oil circuit, enters the space between oil circuit and housing, and reveals from bearing, oil spout is there is time serious, change seal ring to bother very much again, need to install from oil outlet end, inconvenient maintenance, the bad purchase of seal ring, and price is very expensive.No matter change swivel joint or keep in repair, cost is all higher.
Therefore how to provide a kind of anti-vibration swivel joint, failure rate is low, fast easy to maintenance, reduce cost of production, enhancing productivity, is the technical problem that those skilled in the art need solution badly.
Model utility content
Technical problem to be solved in the utility model is to provide a kind of anti-vibration swivel joint, and failure rate is low is fast easy to maintenance, reduces cost of production, enhances productivity.
The technological scheme that the utility model embodiment takes is a kind of anti-vibration swivel joint, comprise housing, described housing comprises oil inlet end and oil outlet end, described oil inlet end is provided with pipe joint, described oil outlet end is provided with connection axle, described pipe joint is used for being connected with high pressure oil outlet tube, and described connection axle is used for being connected with machine tool chief axis; Be provided with joint between described pipe joint and described connection axle and float core, described joint floats core and is provided with seal ring near between one end of described pipe joint and described housing, described joint floats core intermediate section and described body contact, described joint floats core and one end of described connection axle is provided with collar flange, and described collar flange and described housing are located by locating stud; Described joint floats core end and is provided with the first alloy hoop, and described connection mandrel end section is provided with the second alloy hoop, and described first alloy hoop contacts with the second alloy hoop.
Preferably, also comprise Regulation spring, described Regulation spring is arranged on described housing and described joint floats between the collar flange of core.
Preferably, described Regulation spring is three and is uniformly distributed.
Preferably, described seal ring is hydraulic universal RunddichtringO.
Preferably, described connection axle is arranged on described oil outlet end by bearing, and described bearing is fixing in the housing by spring arch clasp.
The beneficial effects of the utility model are:
The anti-vibration swivel joint that the utility model embodiment provides, during work, pipe joint is connected on high pressure oil outlet tube, connecting axle is connected on machine tool chief axis, when hydraulic station is for high pressure oil, high pressure oil enters swivel joint inside from pipe joint, seal ring is subject to the pressure spreading of high pressure oil, seal high pressure oil, high pressure oil is made to float the heart portion oilhole ejection of core from joint, high pressure oil butt joint is simultaneously floated core and is produced pressure, joint the first alloy hoop floated on core is made tightly to be attached on the second alloy hoop of connection axle, seal up high pressure oil, the heart portion oilhole making high pressure oil pass through to connect axle flows into machine tool chief axis, reach the object of lathe fuel feeding.Machine tool chief axis High Rotation Speed band are dynamically connected axle High Rotation Speed, and the joint of swivel joint inside floats core and is positioned on housing by locating stud, can not rotate along with the friction of the first alloy hoop and the second alloy hoop.
The anti-vibration swivel joint that the utility model provides, seal ring and joint float core and do not fix, float core compared to seal ring and joint to be in the market fixed together, joint can be allowed to float core on the one hand and have certain activity surplus in seal ring heart portion, effectively enhance anti-vibration function, reduce the rate of fault of swivel joint; The opposing party's seal ring can be installed at oil inlet end, can only install, keep in repair convenient saving time compared to like product in the market at oil outlet end.Therefore, the anti-vibration swivel joint that the utility model provides, can in machine tool chief axis precise decreasing, main shaft and swivel joint normally work under the environment of larger vibration, strong compared to other swivel joint serviceability in prior art, failure rate is low, fast easy to maintenance, reduce cost of production, be conducive to enhancing productivity.
Accompanying drawing explanation
The structural representation of the anti-vibration swivel joint that Fig. 1 provides for the utility model embodiment.
In upper figure, the corresponding relation of reference character and component names is:
1 housing; 11 oil inlet ends; 12 oil outlet ends; 2 pipe joints; 3 connect axle; 4 joints float core; 41 collar flanges; 5 seal rings; 6 locating studs; 71 first alloy hoops; 72 second alloy hoops; 8 Regulation springs; 9 bearings; 10 spring arch clasps.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Please refer to Fig. 1, the anti-vibration swivel joint that the utility model embodiment provides, comprise housing 1, housing 1 comprises oil inlet end 11 and oil outlet end 12, oil inlet end 11 is provided with pipe joint 2, oil outlet end 12 is provided with and connects axle 3, and pipe joint 2, for being connected with high pressure oil outlet tube, connects axle 3 for being connected with machine tool chief axis; Be provided with joint between pipe joint 2 and connection axle 3 and float core 4, joint floats core 4 and is provided with seal ring 5 near between one end of pipe joint 2 and housing 1, joint floats core 4 intermediate section and contacts with housing 1, joint floats core 4 and the one end connecting axle 3 is provided with collar flange 41, and collar flange 41 is fixed by locating stud 6 with housing 1; Joint floats core 4 end and is provided with the first alloy hoop 71, and connection axle 3 end is provided with the second alloy hoop 72, first alloy hoop 71 and contacts with the second alloy hoop 72.
The anti-vibration swivel joint that the utility model embodiment provides, during work, pipe joint 2 is connected on high pressure oil outlet tube, connecting axle 3 is connected on machine tool chief axis, when hydraulic station is for high pressure oil, high pressure oil enters swivel joint inside from pipe joint 2, seal ring 5 is subject to the pressure spreading of high pressure oil, seal high pressure oil, high pressure oil is made to float the heart portion oilhole ejection of core 4 from joint, high pressure oil butt joint is simultaneously floated core 4 and is produced pressure, joint the first alloy hoop 71 floated on core 4 is made tightly to be attached on the second alloy hoop 72 of connection axle 3, seal up high pressure oil, the heart portion oilhole making high pressure oil pass through to connect axle 3 flows into machine tool chief axis, reach the object of lathe fuel feeding.Machine tool chief axis High Rotation Speed band are dynamically connected axle 3 High Rotation Speed, and the joint of swivel joint inside floats core 4 and is positioned on housing 1 by locating stud 6, can not rotate along with the friction of the first alloy hoop 71 and the second alloy hoop 72.
The anti-vibration swivel joint that the utility model provides, seal ring 5 and joint float core 4 and do not fix, float core compared to seal ring and joint to be in the market fixed together, joint can be allowed to float core 4 on the one hand and have certain activity surplus in seal ring 5 heart portion, effectively enhance anti-vibration function, reduce the rate of fault of swivel joint; The opposing party's seal ring 5 can be installed at oil inlet end 11, can only install, keep in repair convenient saving time compared to like product in the market at oil outlet end.
In prior art, because main axis jerking is large, the vibration of generation is large, and swivel joint rate of fault is very high, and average every day keeps in repair swivel joint more than twice, even seven or eight times sometimes, has had a strong impact on manufacturing efficiency.Buy a swivel joint abroad and need cost more than 2,000 yuan.And the anti-vibration swivel joint adopting the utility model to provide, continuous one month even two months, only occur once to twice damage.Change once sealing circle and only need 3-4 unit.
Therefore, the anti-vibration swivel joint that the utility model provides, can in machine tool chief axis precise decreasing, main shaft and swivel joint normally work under the environment of larger vibration, strong compared to other swivel joint serviceability in prior art, failure rate is low, fast easy to maintenance, greatly reduce cost of production, improve manufacturing efficiency.
In order to strengthen above-mentioned technique effect further, Regulation spring 8 is also comprised in the utility model, Regulation spring 8 is arranged on housing 1 and joint floats between the collar flange 41 of core 4, in an advantageous embodiment, this Regulation spring 8 is 3, and be uniformly distributed, thus regulate the first alloy hoop 71 and the second alloy hoop 72 to carry out face rubbing contact by Regulation spring 8, reach the effect of sealed high pressure oil.
Seal ring 5 is hydraulic universal RunddichtringO 5, and it is convenient, easy to maintenance convenient and time-saving to buy, and reduce further cost of production.
Particularly, connect axle 3 is arranged on housing 1 oil outlet end 12 by bearing 9, bearing 9 is fixing within the case 1 by spring arch clasp 10.
The installation process of a kind of embodiment of anti-vibration swivel joint that the utility model provides is:
Pipe joint 2 is threaded with housing 1, and seal ring 5 loads the position that housing 1 fills seal ring 5, and one end of three Regulation springs 8 is fixed on housing 1, and locating stud 6 is fixed on housing 1, joint is floated core 4 and load seal ring 5 heart portion, the collar flange 41 that joint floats core 4 pushes down the other end of three Regulation springs 8, and be stuck on locating stud 6 by being positioned at the joint draw-in groove floated on the collar flange 41 of core 4, first alloy hoop 71 is fixed on joint and floats core 4 right-hand member (being as the criterion with Fig. 1 direction), second alloy hoop 72 is fixed on and connects axle 3 left end (being as the criterion with Fig. 1 direction), two dish bearings 9 are fixed on by spring arch clasp 10 and connect in axle 3, by bearing 9 be connected axle 3 and load together in housing 1, axle 3 will be connected and bearing 9 is fixing within the case 1 by spring arch clasp 10, make the first alloy hoop 71 and the second alloy hoop 72 plane contact friction.
In sum, the anti-vibration swivel joint that the utility model embodiment provides, can in machine tool chief axis precise decreasing, main shaft and swivel joint normally work under the environment of larger vibration, and serviceability is strong, failure rate is low, and fast easy to maintenance, reduce cost of production, be conducive to enhancing productivity.
Apply specific case herein to set forth principle of the present utility model and mode of execution, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.
Claims (5)
1. an anti-vibration swivel joint, comprise housing (1), described housing (1) comprises oil inlet end (11) and oil outlet end (12), described oil inlet end (11) is provided with pipe joint (2), described oil outlet end (12) is provided with and connects axle (3), described pipe joint (2) is for being connected with high pressure oil outlet tube, described connection axle (3) is for being connected with machine tool chief axis, it is characterized in that, be provided with joint between described pipe joint (2) and described connection axle (3) and float core (4), described joint floats core (4) and is provided with seal ring (5) near between one end and described housing (1) of described pipe joint (2), described joint floats core (4) intermediate section and contacts with described housing (1), described joint floats core (4) and (3) one end of described connection axle is provided with collar flange (41), described collar flange (41) and described housing (1) are located by locating stud (6), described joint floats core (4) end and is provided with the first alloy hoop (71), and described connection mandrel end section is provided with the second alloy hoop (72), and described first alloy hoop (71) contacts with the second alloy hoop (72).
2. anti-vibration swivel joint according to claim 1, is characterized in that, also comprises Regulation spring (8), and described Regulation spring (8) is arranged on described housing (1) and described joint floats between the collar flange (41) of core (4).
3. anti-vibration swivel joint according to claim 2, is characterized in that, described Regulation spring (8) is three and is uniformly distributed.
4. anti-vibration swivel joint according to claim 1, is characterized in that, described seal ring (5) is hydraulic universal RunddichtringO.
5. anti-vibration swivel joint according to claim 1, is characterized in that, described connection axle (3) is arranged on described oil outlet end (12) by bearing (9), and described bearing (9) is fixed in described housing (1) by spring arch clasp (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520851660.0U CN205155410U (en) | 2015-10-30 | 2015-10-30 | Anti -vibration rotary joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520851660.0U CN205155410U (en) | 2015-10-30 | 2015-10-30 | Anti -vibration rotary joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205155410U true CN205155410U (en) | 2016-04-13 |
Family
ID=55691102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520851660.0U Expired - Fee Related CN205155410U (en) | 2015-10-30 | 2015-10-30 | Anti -vibration rotary joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205155410U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333255A (en) * | 2015-10-30 | 2016-02-17 | 际华三五三四制衣有限公司 | Anti-vibration rotating joint |
-
2015
- 2015-10-30 CN CN201520851660.0U patent/CN205155410U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333255A (en) * | 2015-10-30 | 2016-02-17 | 际华三五三四制衣有限公司 | Anti-vibration rotating joint |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105464882B (en) | Main shaft sealing device and the axial flow hydraulic turbine with the device | |
| CN205155410U (en) | Anti -vibration rotary joint | |
| CN105333255A (en) | Anti-vibration rotating joint | |
| CN204025991U (en) | A kind of New type rotating joint | |
| CN203906801U (en) | Light mechanical sealing device for pump | |
| CN207539504U (en) | A kind of plastic clasp connector | |
| CN104613180A (en) | Improved electric spindle sealing structure and spindle core sealing device | |
| CN204099623U (en) | Hard-hearted sealed valve core made by oneself by the conical surface | |
| CN205381323U (en) | Large -scale ground light lies prostrate clean system in power station bearing wheel subassembly | |
| CN104369105A (en) | Grinding wheel dresser for machining groove in angular contact ball bearing ring | |
| CN104959977A (en) | Turning equipment for mechanical arm | |
| CN205078828U (en) | Ball valve is fixed to upper assembling type bellows | |
| CN202597212U (en) | Water pump shaft seal structure | |
| CN205363556U (en) | Modified tapered roller centerless grinder's spindle unit | |
| CN204421968U (en) | For the flowmeter of internal enclosed polypropylene infusion production line | |
| CN104110543A (en) | Rotation compensator | |
| CN204200698U (en) | The water-lubricated slide bearing means of horizontal axis inhalation type centrifugal pump | |
| CN100443693C (en) | Device for instantly injecting oil, spraying, suppressing dust and dispensing water | |
| CN203214873U (en) | Contacting compensated type sealing device for servo tool holder | |
| CN202247311U (en) | Oil supply device of sewing machine | |
| CN207229909U (en) | A kind of adapter bracket structure of three shaft positions self-picketing | |
| CN105202218A (en) | Top assembly type corrugated fixed ball valve | |
| CN201534704U (en) | Suspension bearing connecting structure of tubular screw conveyer | |
| CN204295511U (en) | For the dresser of angular contact ball bearing ring raceway groove processing | |
| CN202639391U (en) | Chain milling head |
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: 20160413 Termination date: 20211030 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |