CN203751024U - Improved rotating joint for uncoiler - Google Patents
Improved rotating joint for uncoiler Download PDFInfo
- Publication number
- CN203751024U CN203751024U CN201420140911.XU CN201420140911U CN203751024U CN 203751024 U CN203751024 U CN 203751024U CN 201420140911 U CN201420140911 U CN 201420140911U CN 203751024 U CN203751024 U CN 203751024U
- Authority
- CN
- China
- Prior art keywords
- shell
- oil
- inner core
- wall
- rotary joint
- 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 an improved rotating joint for an uncoiler. The improved rotating joint for the uncoiler comprises a rubber hose, a shell, an inner core which is arranged in clearance fit with the inner wall of the shell as well as an oil return pipe and a pressure oil pipe which are arranged in the inner core, wherein one end of the rubber hose is sequentially connected with an oil return cavity and a pressure cavity, the oil return cavity is fixed on the shell and is communicated with the oil return pipe, the pressure cavity is fixed on the shell and is communicated with the pressure oil pipe, bearings are arranged at the middle section of the outer wall of the inner core at intervals, the outer rings of the bearings are fixedly arranged in inner bores of the shell, a sleeve is arranged between every two bearings, each sleeve is fixedly connected with the shell and connected with the inner cover in a sealing way, a wear-resistant sealing ring is arranged on the wall body of an inner bore of each sleeve, a compressed elastic supporting ring sheathes each wear-resistant sealing ring, and an elastic sealing ring is arranged on the outer wall of each sleeve. The improved rotating joint for the uncoiler has the advantages that mechanical sealing and liquid sealing are reasonably combined, the inner core rotates together with a tensioning cylinder under driving of a main shaft, the shell and a pipeline keep still, a sealing effect is good, safety and reliability are realized, and the problems of oil leakage and oil intermingle in an operation process are solved.
Description
Technical field
The utility model relates to a kind of uncoiler assembly, relates in particular to a kind of improved rotary joint of unrolling machine.
Background technology
Uncoiler is requisite visual plant in forging line, and its main shaft has two functions, and one is to drive coil of strip rotation; Another is the tensioner support of coil of strip.The realization of tensioner, is normally promoted by the oil cylinder being installed together with main shaft or cylinder that angled-lift splits completes; The realization of rotation, normally motor drives main shaft to rotate by decelerator.And the oil cylinder being arranged on main shaft will rotate together with main shaft, and oil cylinder all needs to be connected with working media pipeline one end, the other end of pipeline is connected on Hydraulic Station or magnetic valve again, conventionally adopts rotary inner core to solve the problem of this one end fixing one end rotation as transition apparatus.
Because hydraulic oil will flow to the inner core of rotation from fixing shell, there is the gap of relative motion in swivel joint at present between inner core and shell, cause pressure chamber and oil back chamber string oil situation serious.Therefore, be badly in need of the oily rotary joint of unrolling machine of oil-proof string in a kind of good sealing effect, easy to process, use procedure.
Utility model content
For the problems referred to above, the purpose of this utility model is to provide a kind of good sealing effect, simple in structure, safe and reliable, the rotary joint of unrolling machine that the oil-proof string of running is oily.
The utility model technical scheme of taking of dealing with problems is:
A kind of improved rotary joint of unrolling machine, comprise sebific duct, shell, be the inner core of matched in clearance installation and be arranged on oil return pipe and the pressure oil pipe in inner core with outer casing inner wall, described sebific duct one end is connected with oil back chamber and pressure chamber in turn, described oil back chamber be fixed on shell and with oil return pipe UNICOM, described pressure chamber is fixed on shell and pressure oil pipe UNICOM, the outer wall stage casing of described inner core is arranged at intervals with bearing, described bearing outer ring is fixedly mounted in the endoporus of shell, between two bearings, be provided with spacer, described spacer is and is fixedly connected with shell, spacer and inner core are and are tightly connected, on the endoporus wall body of described spacer, offer and be provided with wear-resistant seal circle, be socketed with compressed resiliency supported circle outward at wear-resistant seal circle, the outer wall of spacer is provided with elastic seal ring.
As the further setting of such scheme, on described interior outer core, be arranged at intervals with O-ring seals along oil back chamber two ends.
As the further setting of such scheme, on described interior outer core, be arranged at intervals with O-ring seals along pressure chamber two ends.
As the further setting of such scheme, outer wall the inner of described inner core is provided with shaft block ring, and the outer end of the endoporus wall body of described shell is provided with hole back-up ring.
As the further setting of such scheme, in described spacer, offer lubricant reservoir, on shell, offer pouring orifice, described pouring orifice and lubricant reservoir UNICOM.
As the further setting of such scheme, described oil return pipe is inner at right angles to join with top oil pocket, and oil pocket top is provided with pressure cap.
As the further setting of such scheme, described pressure cap one end is fixedly installed outer tube joint.
As the further setting of such scheme, described outer shell outer wall end is fixedly connected with tensioner cylinder, and tensioner cylinder outer end is provided with cylinder tail oil mouth, and cylinder tail oil mouth is sealed by cylinder mouth bonnet.
As the further setting of such scheme, described cylinder tail oil mouth outer wall top is disposed with oil pocket and pressure cap, and oil pocket is at right angles connected with pressure oil pipe downwards.
The beneficial effects of the utility model are: by the reasonable combination of mechanical seal and hydraulic seal, inner core rotates under main shaft drives together with tensioner cylinder, and it is motionless that shell and pipeline keep, good sealing effect, safe and reliable, stop the problem at running leakage of oil string oil.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure: sebific duct 1, shell 2, O-ring seals 3, oil back chamber 4, oil return pipe 5, pressure chamber 6, inner core 7, wear-resistant seal circle 8, resiliency supported circle 9, pouring orifice 10, back-up ring 11, bonnet 12, sealed bearing 13, pressure oil pipe 14, shaft block ring 15, bearing 16, elastic seal ring 17, spacer 18, lubricant reservoir 19, oil pocket 20, pressure cap 21, external oil pipe 22, tensioner cylinder 23, cylinder tail oil mouth 24, cylinder mouth bonnet 25 for hole.
Detailed description of the invention
Below in conjunction with accompanying drawing, and, the utility model is described further in conjunction with the embodiments.
Embodiment:
As shown in Figure 1, a kind of improved rotary joint of unrolling machine, comprise sebific duct 1, shell 2, be the inner core 7 of matched in clearance installation and be arranged on oil return pipe 5 and the pressure oil pipe 14 in inner core 7 with shell 2 inwalls, described sebific duct 1 one end is connected with oil back chamber 4 and pressure chamber 6 in turn, described oil back chamber 4 be fixed on shell 2 and with oil return pipe 5 UNICOMs, described pressure chamber 6 is fixed on shell 2 and pressure oil pipe 14 UNICOMs, the outer wall stage casing of described inner core 7 is arranged at intervals with bearing 16, described bearing 16 outer rings are fixedly mounted in the endoporus of shell 2, between two bearings 16, be provided with spacer 18, described spacer 18 is and is fixedly connected with shell 2, spacer 18 is and is tightly connected with inner core 7, on the endoporus wall body of described spacer 18, offer and be provided with wear-resistant seal circle 8, outside wear-resistant seal circle 8, be socketed with compressed resiliency supported circle 9, the outer wall of spacer 18 is provided with elastic seal ring 17.
On described inner core 7 outer walls, be arranged at intervals with O-ring seals 3 along oil back chamber 4 two ends.
On described inner core 7 outer walls, be arranged at intervals with O-ring seals 3 along pressure chamber 6 two ends.
Outer wall the inner of described inner core 7 is provided with shaft block ring 15, and the outer end of the endoporus wall body of described shell 2 is provided with back-up ring 11 for hole.
In described spacer 18, offer lubricant reservoir 19, on shell 2, offer pouring orifice 10, described pouring orifice 10 and lubricant reservoir 19 UNICOMs.
Described oil return pipe 5 is inner at right angles to join with top oil pocket 20, and oil pocket 20 tops are provided with pressure cap 21.
Described pressure cap 21 one end are fixedly installed outer tube joint 22.
Described shell 2 outer wall ends are fixedly connected with tensioner cylinder 23, and tensioner cylinder 23 outer ends are provided with cylinder tail oil mouth 24, and cylinder tail oil mouth 24 is sealed by cylinder mouth bonnet 25.
Described cylinder tail oil mouth 24 outer wall tops are disposed with oil pocket 20 and pressure cap 21, and oil pocket 20 is at right angles connected with pressure oil pipe 14 downwards.
Operation principle of the present utility model is: when work, inner core 7 is rotation very fast under main shaft drives, and it is motionless that shell 2 and pipeline keep.All be provided with respectively 0 shape sealing ring 3 at oil back chamber 4 and pressure oil cavity 6 both sides, effectively avoided going here and there oily generation.When wear-resistant seal circle 17 weares and teares, resiliency supported circle 16 can, along radial compression wear-resistant seal circle 11, compensate wear-resistant seal circle 17, has ensured the air-tightness between shell 2 and inner core 7.
Between inner core 2 and shell 12, there is relative rotary motion, be provided with the lubricant reservoir of sealing in shell 12 inside, pouring orifice 8 from shell injects the lubricating oil of 1/3～1/2 oil chamber volume, not only further strengthen sealing effectiveness, make the security performance of rotation higher, and lubricate for rotary inner core 2 continuous high speed operations provide reliably.
The utility model is by the reasonable combination of mechanical seal and hydraulic seal, and inner core 7 rotates under main shaft drives together with tensioner cylinder, and it is motionless that shell 2 and pipeline keep, and good sealing effect is safe and reliable, has stopped the problem at running leakage of oil string oil.
Claims (9)
1. an improved rotary joint of unrolling machine, comprise sebific duct (1), shell (2), be the inner core (7) of matched in clearance installation and be arranged on oil return pipe (5) and the pressure oil pipe (14) in inner core (7) with shell (2) inwall, it is characterized in that: described sebific duct (1) one end is connected with oil back chamber (4) and pressure chamber (6) in turn, described oil back chamber (4) be fixed on shell (2) upper and with oil return pipe (5) UNICOM, described pressure chamber (6) is fixed on shell (2) above and pressure oil pipe (14) UNICOM, the outer wall stage casing of described inner core (7) is arranged at intervals with bearing (16), described bearing (16) outer ring is fixedly mounted in the endoporus of shell (2), between two bearings (16), be provided with spacer (18), described spacer (18) is and is fixedly connected with shell (2), spacer (18) is and is tightly connected with inner core (7), on the endoporus wall body of described spacer (18), offer wear-resistant seal circle (8), outside wear-resistant seal circle (8), be socketed with compressed resiliency supported circle (9), the outer wall of spacer (18) is provided with elastic seal ring (17).
2. the improved rotary joint of unrolling machine of one as claimed in claim 1, is characterized in that: on described inner core (7) outer wall, be arranged at intervals with O-ring seals (3) along oil back chamber (4) two ends.
3. the improved rotary joint of unrolling machine of one as claimed in claim 1, is characterized in that: on described inner core (7) outer wall, be arranged at intervals with O-ring seals (3) along pressure chamber (6) two ends.
4. the improved rotary joint of unrolling machine of one as claimed in claim 1, is characterized in that: outer wall the inner of described inner core (7) is provided with shaft block ring (15), and the outer end of the endoporus wall body of described shell (2) is provided with back-up ring for hole (11).
5. the improved rotary joint of unrolling machine of one as claimed in claim 1, it is characterized in that: in described spacer (18), offer lubricant reservoir (19), on shell (2), offer pouring orifice (10), described pouring orifice (10) and lubricant reservoir (19) UNICOM.
6. the improved rotary joint of unrolling machine of one as claimed in claim 1, is characterized in that: described oil return pipe (5) is inner at right angles to join with top oil pocket (20), and oil pocket (20) top is provided with pressure cap (21).
7. the improved rotary joint of unrolling machine of one as claimed in claim 6, is characterized in that: described pressure cap (21) one end is fixedly installed outer tube joint (22).
8. the improved rotary joint of unrolling machine of one as claimed in claim 1, it is characterized in that: described shell (2) outer wall end is fixedly connected with tensioner cylinder (23), tensioner cylinder (23) outer end is provided with cylinder tail oil mouth (24), and cylinder tail oil mouth (24) is sealed by cylinder mouth bonnet (25).
9. the improved rotary joint of unrolling machine of one as claimed in claim 8, is characterized in that: described cylinder tail oil mouth (24) outer wall top is disposed with oil pocket (20) and pressure cap (21), and oil pocket (20) is at right angles connected with pressure oil pipe (14) downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420140911.XU CN203751024U (en) | 2014-03-26 | 2014-03-26 | Improved rotating joint for uncoiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420140911.XU CN203751024U (en) | 2014-03-26 | 2014-03-26 | Improved rotating joint for uncoiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203751024U true CN203751024U (en) | 2014-08-06 |
Family
ID=51246335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420140911.XU Expired - Fee Related CN203751024U (en) | 2014-03-26 | 2014-03-26 | Improved rotating joint for uncoiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203751024U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105673971A (en) * | 2016-04-06 | 2016-06-15 | 诸城市安泰机械有限公司 | High-temperature high-pressure resistant concentric two-way rotary 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 |
-
2014
- 2014-03-26 CN CN201420140911.XU patent/CN203751024U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105673971A (en) * | 2016-04-06 | 2016-06-15 | 诸城市安泰机械有限公司 | High-temperature high-pressure resistant concentric two-way rotary 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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20200399972A1 (en) | Wellhead sealing device of sucker-rod pumping machine | |
| CN202158190U (en) | Gland type filling dynamic sealing device | |
| CN201513135U (en) | Rotary seal connector of drilling machine | |
| CN101832393B (en) | Vertical shaft centrifugal seal system | |
| CN203751024U (en) | Improved rotating joint for uncoiler | |
| CN202392110U (en) | Shaft sealing device of horizontal scraper centrifuge | |
| CN105570580B (en) | A kind of pair of medium chicksan | |
| CN203614372U (en) | Hose pump | |
| CN203410968U (en) | Star discharger and seal structure thereof | |
| CN103629357A (en) | Sealing mechanism for vane type rotary valve | |
| CN204716987U (en) | Ring type magnetic suspension running shaft magnetic fluid sealing structure | |
| CN104121331B (en) | Double-screw impregnator gear drive | |
| CN201934674U (en) | Shaft seal structure of framework oil seals with lubricating mode | |
| CN101936434B (en) | Rotating joint | |
| CN203585633U (en) | Rotating joint for natural luster finishing machine | |
| CN201764168U (en) | Rotary joint | |
| CN202955370U (en) | High-pressure and high-speed rotary sealing structure | |
| CN201621275U (en) | Rotary and reciprocating motion sealing device for underground horizontal drilling machine | |
| CN204573091U (en) | Output shaft sealing device and electric actuator | |
| CN204152974U (en) | A kind of bearing block structure of paper machine vacuum roll | |
| CN104420839A (en) | Axial high-pressure and heavy-load rotating joint | |
| CN202520950U (en) | Bidirectional sealer for shaft | |
| CN201560978U (en) | Combined type seal device of centrifugal sand pump | |
| CN204013021U (en) | A kind of submersible electric motor that improves bearing seal structure | |
| CN202937821U (en) | Combined magnetic seal structure of rotating shaft |
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: 20140806 Termination date: 20160326 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |