CN105081014A - Straightening-ring locking device combining taper sleeve expansion and key transmission - Google Patents
Straightening-ring locking device combining taper sleeve expansion and key transmission Download PDFInfo
- Publication number
- CN105081014A CN105081014A CN201510567740.8A CN201510567740A CN105081014A CN 105081014 A CN105081014 A CN 105081014A CN 201510567740 A CN201510567740 A CN 201510567740A CN 105081014 A CN105081014 A CN 105081014A
- Authority
- CN
- China
- Prior art keywords
- nut
- section
- sleeve
- external
- overlapping
- 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.)
- Granted
Links
Landscapes
- Mounting Of Bearings Or Others (AREA)
Abstract
A straightening-ring locking device combining taper sleeve expansion and key transmission comprises a straightening roll, a straightening ring, an inner taper sleeve, an outer taper sleeve, a transmission key, a spline sleeve, a pull rod, a fixing nut, a hydraulic nut, a pressure-bearing nut, a lock nut and a safety nut. A cantilever shaft of the straightening roll is sleeved with the inner taper sleeve. The inner face of the conical face sleeve section of the inner taper sleeve is matched with the face of the conical face shaft section of the cantilever shaft of the straightening roll. The inner taper sleeve is sleeved with the outer taper sleeve. The conical face sleeve section of the outer taper sleeve is matched with the outer conical face of the conical face sleeve section of the inner taper sleeve. The straightening ring is installed outside the outer taper sleeve. The pull rod is fixed to the cantilever shaft of the straightening roll through the fixing nut. The pull rod is sleeved with the hydraulic nut. A front piston and a rear piston are arranged at the front end and the rear end of the hydraulic nut respectively. A spline sleeve installation groove is formed in the outer circumference of the hydraulic nut. The pressure-bearing nut is screwed on the pull rod through an internal threaded hole. The lock nut is screwed on an external thread of the pressure-bearing nut. The straightening-ring locking device combining taper sleeve expansion and key transmission has the beneficial effects that the straightening ring is installed and replaced conveniently and quickly, the wide straightening ring can be installed, and locking is safe and reliable.
Description
Technical field
The invention belongs to cantilevered section straightener field, particularly relate to the straightening ring locking device of cantilevered section straightener.
Background technology
Section straightener is finishing equipment important in type steel production line, and the straightening quality of straightener determines quality and the lumber recovery of shaped steel.Straightening ring is the workpiece on straightener, and aligning each specification shaped steel all needs to change corresponding straightening ring.Therefore, quick locking and replacing straightening ring are the important steps increasing straightener operating efficiency.Especially, in the manufacture of high ferro rail and high ferro locomotive main framework, be badly in need of meeting fast-developing demand.The straightening ring locking device of prior art has two kinds, the locking device of simple tapered sleeve swelling locking device and simple key type of belt drive respectively, the deficiencies in the prior art are: simple tapered sleeve swelling locking device, due to the restriction of its angle of taper, the locking of wide specification straightening ring cannot be met.The straightening ring locking device of simple key type of belt drive, cannot meet the quick-replaceable needs of straightening ring.
Summary of the invention
The object of the invention is to design the straightening ring locking device that a kind of tapered sleeve swelling and key transmission combine, quick locking and the replacing demand of conventional rail straightening ring can be met, and wide specification beam straightening circle can be installed.
The technical solution used in the present invention is as follows: the straightening ring locking device that tapered sleeve swelling and key transmission combine, comprise: smoothing roll, straightening ring, inner conical drogue, external conical sleeve, driving key, spline housing, pull bar, hold-down nut, hydraulic nut, pressure-bearing nut, locking nut and lock nut, the cantilevered axle of smoothing roll is second order axle, single order axle is major diameter d-axis section, second order axle is minor diameter d-axis section, be conical surface shaft part between single order axle and second order axle, it is characterized in that, described inner conical drogue is formed by three sections, one end is the major diameter directly section of overlapping, the other end is the minor diameter directly section of overlapping, the major diameter directly section of overlapping end has the shoulder turned up, the major diameter directly section of overlapping and minor diameter is directly conical surface cover section between the section of overlapping, and inner conical drogue is sleeved in the cantilevered axle of smoothing roll, and its major diameter directly section of overlapping internal diameter matches with smoothing roll single order shaft diameter, the minor diameter directly section of overlapping internal diameter matches with smoothing roll second order shaft diameter, and the inner face of conical surface cover section matches with smoothing roll conical surface shaft part axial plane, described external conical sleeve is cylindrical is cylindrical shroud, the inner face of external conical sleeve is divided into two sections, back segment is the directly section of overlapping, leading portion overlaps section by the intilted conical surface of excircle, the jacket wall of conical surface cover section has several bar v notch v along conical surface cover section axis, make the conical surface overlap section and form profile of tooth structure, external conical sleeve periphery is provided with keyway, keyway is positioned at external conical sleeve directly in the section of overlapping, driving key is fixedly mounted in keyway, the external conical sleeve directly section of overlapping periphery is provided with the screw thread matched with lock nut, external conical sleeve is sleeved on inner conical drogue minor diameter directly outside the section of overlapping, external conical sleeve directly the section of overlapping internal diameter and inner conical drogue minor diameter directly the section of overlapping external diameter match, external conical sleeve conical surface cover section is overlapped section male cone (strobilus masculinus) with the inner conical drogue conical surface and is matched, described straightening ring is arranged on outside external conical sleeve, and lock nut screws the external screw thread place at external conical sleeve, by straightening ring axial restraint, described hold-down nut is external screw thread nut, and center has circular hole, the second order shaft end of described smoothing roll cantilevered axle has pull bar installing hole, and installing hole is with the internal thread matched with hold-down nut external screw thread, described pull bar is the straight-bar that shoulder is established in one end, pull bar establishes one end of shoulder to be inserted in the pull bar installing hole of the second order shaft end of smoothing roll cantilevered axle, hold-down nut center circle hole sleeve is contained on pull bar, hold-down nut external thread rotary is contained on the screw thread of second order shaft end installing hole of smoothing roll cantilevered axle, hold-down nut front end abuts on pull bar circular bead surface, make pull bar be fixedly mounted on the end face of the second order axle of smoothing roll cantilevered axle, the threaded one end of pull bar is exposed outside the end face of second order axle of smoothing roll cantilevered axle, the center of described hydraulic nut has the hole of closing with pull bar diameter compatible, hydraulic nut centre bore is sleeved on pull bar, face, hydraulic nut rear and front end has secondary piston groove and back piston groove, secondary piston slot in hold-down nut rear end face corresponding section, back piston slot in pressure-bearing nut front end face corresponding section, front and back piston is arranged in secondary piston groove and back piston groove respectively, and secondary piston groove and back piston groove bottom have fuel feed hole, and hydraulic nut back end outer circumference has spline, described spline housing is circle cover, and spline housing is arranged in the spline of hydraulic nut, spline housing by bolt and inner conical drogue minor diameter directly the section of overlapping end face be connected, spline housing front end face and the external conical sleeve directly section of overlapping end face recline, with inner conical drogue minor diameter directly the section of overlapping end face have gap, described pressure-bearing nut inner hole is screwed hole, and excircle is with external screw thread, and inner hole thread matches with the screw thread on pull bar, and excircle external screw thread matches with the screw thread of locking nut, and pressure-bearing nut inner hole screws in pull rod screw, described locking nut screws on pressure-bearing nut excircle external screw thread.
The using method of the straightening ring locking device that tapered sleeve swelling of the present invention and key transmission combine, is characterized in that: described using method comprises the following steps:
1) straightening ring is arranged on outside external conical sleeve, screws with lock nut;
2) instrument of suppressing is suppressed to hydraulic nut rear end piston groove, rear end piston is stretched out backward, holds out against pressure-bearing nut, hydraulic nut is moved axially forward, drive spline housing and external conical sleeve to move axially forward simultaneously, external conical sleeve conical surface region is outwards swollen, locking straightening ring;
3) gap between locking nut and hydraulic nut is eliminated by turn locking nut, and the pressure between hydraulic nut and external conical sleeve end face is remained unchanged when hydraulic nut release, can not relative sliding between straightening ring and external conical sleeve;
4) driving key keyway is positioned at external conical sleeve directly in the section of overlapping, and be in the region outside the external conical sleeve conical surface swelling section of wide specification straightening ring, conical surface swelling and key transmission two kinds of modes make relative sliding not to occur between straightening ring and external conical sleeve;
5) when dismantling straightening ring, first disassemble lock nut, instrument of suppressing is suppressed to hydraulic nut rear end piston groove, rear end piston is stretched out backward, holds out against pressure-bearing nut, pull bar is elongated, after there is gap between locking nut and hydraulic nut, disassemble locking nut, after the piston groove release of hydraulic nut rear end, disassemble pressure-bearing nut; Instrument of suppressing is suppressed to hydraulic nut forward bolt piston groove again, forward bolt piston is stretched out forward, and hold out against hold-down nut rear end face, hydraulic nut moves axially backward, drive spline housing and inner conical drogue to move axially backward simultaneously, inner conical drogue, external conical sleeve and straightening ring are disassembled from the axle head of smoothing roll simultaneously.
The invention has the beneficial effects as follows:
1, the application of hydraulic nut and the connected mode of tapered sleeve swelling, makes straightening ring install and change convenient and swift;
2, not only can meet quick locking and the replacing demand of conventional rail straightening ring, locking and the replacing of wide specification beam straightening circle can also be used for;
3, tapered sleeve swelling and key transmission two kinds of mode transmissions, make relative sliding to occur between straightening ring and external conical sleeve, safe and reliable.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of the straightening ring locking device that tapered sleeve swelling and key transmission combine;
In figure, 1, inner conical drogue, 2, external conical sleeve, 3, driving key, 4, spline housing, 5, pull bar, 6, hold-down nut, 7, hydraulic nut, 8, pressure-bearing nut, 9, locking nut, 10, lock nut, 11, straightening ring, 12, smoothing roll.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described.The straightening ring locking device embodiment that combines of tapered sleeve swelling and key transmission as shown in drawings,
The straightening ring locking device that tapered sleeve swelling and key transmission combine, comprise: smoothing roll 12, straightening ring 11, inner conical drogue 1, external conical sleeve 2, driving key 3, spline housing 4, pull bar 5, hold-down nut 6, hydraulic nut 7, pressure-bearing nut 8, locking nut 9 and lock nut 10, the cantilevered axle of smoothing roll 12 is second order axles, single order axle is major diameter d-axis section, second order axle is minor diameter d-axis section, it is conical surface shaft part between single order axle and second order axle, inner conical drogue 1 is formed by three sections, one end is the major diameter directly section of overlapping, the other end is the minor diameter directly section of overlapping, the major diameter directly section of overlapping end has the shoulder turned up, the major diameter directly section of overlapping and minor diameter is directly conical surface cover section between the section of overlapping, inner conical drogue is sleeved in the cantilevered axle of smoothing roll 12, its major diameter directly section of overlapping internal diameter matches with smoothing roll single order shaft diameter, the minor diameter directly section of overlapping internal diameter matches with smoothing roll second order shaft diameter, the inner face of conical surface cover section matches with smoothing roll conical surface shaft part axial plane, external conical sleeve 2 is cylindricals is cylindrical shroud, the inner face of external conical sleeve 2 is divided into two sections, back segment is the directly section of overlapping, leading portion overlaps section by the intilted conical surface of excircle, the jacket wall of conical surface cover section has several bar v notch v along conical surface cover section axis, make the conical surface overlap section and form profile of tooth structure, external conical sleeve 2 periphery is provided with keyway, keyway is positioned at external conical sleeve directly in the section of overlapping, driving key 3 is fixedly mounted in keyway, external conical sleeve 2 directly cover section periphery is provided with the screw thread matched with lock nut 10, external conical sleeve 2 is sleeved on inner conical drogue 1 minor diameter directly outside the section of overlapping, external conical sleeve directly the section of overlapping internal diameter and inner conical drogue 1 minor diameter directly the section of overlapping external diameter match, external conical sleeve 2 conical surface cover section is overlapped section male cone (strobilus masculinus) with inner conical drogue 1 conical surface and is matched, straightening ring 11 is arranged on outside external conical sleeve 2, and lock nut 10 screws the external screw thread place at external conical sleeve 2, by straightening ring 11 axial restraint, hold-down nut 6 is external screw thread nuts, and center has circular hole, the second order shaft end of smoothing roll cantilevered axle has pull bar installing hole, and installing hole is with the internal thread matched with hold-down nut external screw thread, pull bar 5 is straight-bars that shoulder is established in one end, pull bar 5 establishes one end of shoulder to be inserted in the pull bar installing hole of the second order shaft end of smoothing roll cantilevered axle, hold-down nut 6 center circle hole sleeve is contained on pull bar 5, hold-down nut 6 external thread rotary is contained on the screw thread of second order shaft end installing hole of smoothing roll cantilevered axle, hold-down nut 6 front end abuts on pull bar circular bead surface, make pull bar 5 be fixedly mounted on the end face of the second order axle of smoothing roll cantilevered axle, the threaded one end of pull bar 5 is exposed outside the end face of second order axle of smoothing roll cantilevered axle, the center of hydraulic nut 7 has the hole of closing with pull bar 5 diameter compatible, hydraulic nut 7 centre bore is sleeved on pull bar 5, face, hydraulic nut 7 rear and front end has secondary piston groove and back piston groove, secondary piston slot in hold-down nut 6 rear end face corresponding section, back piston slot in pressure-bearing nut 8 front end face corresponding section, front and back piston is arranged in secondary piston groove and back piston groove respectively, secondary piston groove and back piston groove bottom have fuel feed hole, and hydraulic nut 7 back end outer circumference has spline, spline housing 4 is circle covers, spline housing 4 is arranged in the spline of hydraulic nut 7, spline housing 4 by bolt and inner conical drogue 1 minor diameter directly the section of overlapping end face be connected, spline housing 4 front end face and external conical sleeve 2 directly overlap section end face and recline, with inner conical drogue 1 minor diameter directly the section of overlapping end face have gap, pressure-bearing nut 8 endoporus is screwed hole, and excircle is with external screw thread, and inner hole thread matches with the screw thread on pull bar 5, and excircle external screw thread matches with the screw thread of locking nut 9, and pressure-bearing nut 8 endoporus screws in pull rod screw, locking nut 9 screws on pressure-bearing nut 8 excircle external screw thread.
Using method comprises the following steps:
1) straightening ring 11 is arranged on outside external conical sleeve 2, screws with lock nut 10;
2) instrument of suppressing is suppressed to hydraulic nut 7 rear end piston groove, rear end piston is stretched out backward, holds out against pressure-bearing nut 8, hydraulic nut 7 is moved axially forward, drive spline housing 4 to move axially forward with external conical sleeve 2 simultaneously, external conical sleeve conical surface region is outwards swollen, locking straightening ring 11;
3) gap between locking nut 9 and hydraulic nut 7 is eliminated by turn locking nut 9, and the pressure between hydraulic nut 7 and external conical sleeve 2 end face is remained unchanged when hydraulic nut 7 release, can not relative sliding between straightening ring 11 and external conical sleeve 2;
4) driving key 3 keyway is positioned at external conical sleeve directly in the section of overlapping, and be in the region outside the external conical sleeve conical surface swelling section of wide specification straightening ring, conical surface swelling and key transmission two kinds of modes make relative sliding not to occur between straightening ring 11 and external conical sleeve 2;
5) when dismantling straightening ring 11, first disassemble lock nut 10, instrument of suppressing is suppressed to hydraulic nut 7 rear end piston groove, rear end piston is stretched out backward, holds out against pressure-bearing nut 8, pull bar 5 is elongated, after there is gap between locking nut 9 and hydraulic nut 7, disassemble locking nut 9, after the piston groove release of hydraulic nut 7 rear end, disassemble pressure-bearing nut 8; Instrument of suppressing is suppressed to hydraulic nut 7 forward bolt piston groove again, forward bolt piston is stretched out forward, hold out against hold-down nut 6 rear end face, hydraulic nut 7 moves axially backward, drive spline housing 4 to move axially backward with inner conical drogue 1 simultaneously, inner conical drogue 1, external conical sleeve 2 and straightening ring 11 are disassembled from the axle head of smoothing roll 12 simultaneously.
Claims (2)
1. the straightening ring locking device that combines of tapered sleeve swelling and key transmission, comprise: smoothing roll (12), straightening ring (11), inner conical drogue (1), external conical sleeve (2), driving key (3), spline housing (4), pull bar (5), hold-down nut (6), hydraulic nut (7), pressure-bearing nut (8), locking nut (9) and lock nut (10), the cantilevered axle of smoothing roll (12) is second order axle, single order axle is major diameter d-axis section, second order axle is minor diameter d-axis section, it is conical surface shaft part between single order axle and second order axle, it is characterized in that, described inner conical drogue (1) is formed by three sections, one end is the major diameter directly section of overlapping, the other end is the minor diameter directly section of overlapping, the major diameter directly section of overlapping end has the shoulder turned up, the major diameter directly section of overlapping and minor diameter is directly conical surface cover section between the section of overlapping, inner conical drogue is sleeved in the cantilevered axle of smoothing roll (12), its major diameter directly section of overlapping internal diameter matches with smoothing roll single order shaft diameter, the minor diameter directly section of overlapping internal diameter matches with smoothing roll second order shaft diameter, and the inner face of conical surface cover section matches with smoothing roll conical surface shaft part axial plane, described external conical sleeve (2) is cylindrical is cylindrical shroud, the inner face of external conical sleeve (2) is divided into two sections, back segment is the directly section of overlapping, leading portion overlaps section by the intilted conical surface of excircle, the jacket wall of conical surface cover section has several bar v notch v along conical surface cover section axis, make the conical surface overlap section and form profile of tooth structure, external conical sleeve (2) periphery is provided with keyway, keyway is positioned at external conical sleeve directly in the section of overlapping, driving key (3) is fixedly mounted in keyway, external conical sleeve (2) directly cover section periphery is provided with the screw thread matched with lock nut (10), external conical sleeve (2) is sleeved on inner conical drogue (1) minor diameter directly outside the section of overlapping, external conical sleeve directly the section of overlapping internal diameter and inner conical drogue (1) minor diameter directly the section of overlapping external diameter match, external conical sleeve (2) conical surface cover section is overlapped section male cone (strobilus masculinus) with inner conical drogue (1) conical surface and is matched, described straightening ring (11) is arranged on external conical sleeve (2) outward, and lock nut (10) screws the external screw thread place at external conical sleeve (2), by straightening ring (11) axial restraint, described hold-down nut (6) is external screw thread nut, and center has circular hole, the second order shaft end of described smoothing roll cantilevered axle has pull bar installing hole, and installing hole is with the internal thread matched with hold-down nut (6) external screw thread, described pull bar (5) is the straight-bar that shoulder is established in one end, pull bar (5) establishes one end of shoulder to be inserted in the pull bar installing hole of the second order shaft end of smoothing roll cantilevered axle, hold-down nut (6) center circle hole sleeve is contained on pull bar (5), hold-down nut (6) external thread rotary is contained on the screw thread of second order shaft end installing hole of smoothing roll cantilevered axle, hold-down nut (6) front end abuts on pull bar circular bead surface, pull bar (5) is made to be fixedly mounted on the end face of the second order axle of smoothing roll cantilevered axle, pull bar (5) threaded one end is exposed outside the end face of second order axle of smoothing roll cantilevered axle, the center of described hydraulic nut (7) has the hole of closing with pull bar (5) diameter compatible, hydraulic nut (7) centre bore is sleeved on pull bar (5), hydraulic nut (7) face, rear and front end has secondary piston groove and back piston groove, secondary piston slot in hold-down nut (6) rear end face corresponding section, back piston slot in pressure-bearing nut (8) front end face corresponding section, front and back piston is arranged in secondary piston groove and back piston groove respectively, secondary piston groove and back piston groove bottom have fuel feed hole, hydraulic nut (7) back end outer circumference has spline, described spline housing (4) is circle cover, spline housing (4) is arranged in the spline of hydraulic nut (7), spline housing (4) by bolt and inner conical drogue (1) minor diameter directly the section of overlapping end face be connected, spline housing (4) front end face and external conical sleeve (2) directly overlap section end face and recline, with inner conical drogue (1) minor diameter directly the section of overlapping end face have gap, described pressure-bearing nut (8) endoporus is screwed hole, excircle is with external screw thread, inner hole thread matches with the screw thread on pull bar (5), excircle external screw thread matches with the screw thread of locking nut (9), and pressure-bearing nut (8) endoporus screws in pull rod screw, described locking nut (9) screws on pressure-bearing nut (8) excircle external screw thread.
2. the using method of straightening ring locking device that combines of tapered sleeve swelling described in claim 1 and key transmission, is characterized in that: described using method comprises the following steps:
1) straightening ring (11) is arranged on external conical sleeve (2) outward, screws with lock nut (10);
2) instrument of suppressing is suppressed to hydraulic nut (7) rear end piston groove, rear end piston is stretched out backward, hold out against pressure-bearing nut (8), hydraulic nut (7) is moved axially forward, drive spline housing (4) to move axially forward with external conical sleeve (2) simultaneously, external conical sleeve conical surface region is outwards swollen, locking straightening ring (11);
3) gap between locking nut (9) and hydraulic nut (7) is eliminated by turn locking nut (9), pressure between hydraulic nut (7) and external conical sleeve (2) end face is remained unchanged when hydraulic nut (7) release, can not relative sliding between straightening ring (11) and external conical sleeve (2);
4) driving key (3) keyway is positioned at external conical sleeve directly in the section of overlapping, be in the region outside the external conical sleeve conical surface swelling section of wide specification straightening ring, conical surface swelling and key transmission two kinds of modes make relative sliding not to occur between straightening ring (11) and external conical sleeve (2);
5) when dismantling straightening ring (11), first disassemble lock nut (10), instrument of suppressing is suppressed to hydraulic nut (7) rear end piston groove, rear end piston is stretched out backward, hold out against pressure-bearing nut (8), pull bar (5) is elongated, after there is gap between locking nut (9) and hydraulic nut (7), disassemble locking nut (9), after the piston groove release of hydraulic nut (7) rear end, disassemble pressure-bearing nut (8); Instrument of suppressing is suppressed to hydraulic nut (7) forward bolt piston groove again, forward bolt piston is stretched out forward, hold out against hold-down nut (6) rear end face, hydraulic nut (7) moves axially backward, drive spline housing (4) to move axially backward with inner conical drogue (1) simultaneously, inner conical drogue (1), external conical sleeve (2) and straightening ring (11) are disassembled from the axle head of smoothing roll (12) simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510567740.8A CN105081014B (en) | 2015-09-07 | 2015-09-07 | Straightening-ring locking device combining taper sleeve expansion and key transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510567740.8A CN105081014B (en) | 2015-09-07 | 2015-09-07 | Straightening-ring locking device combining taper sleeve expansion and key transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105081014A true CN105081014A (en) | 2015-11-25 |
| CN105081014B CN105081014B (en) | 2017-02-01 |
Family
ID=54562869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510567740.8A Active CN105081014B (en) | 2015-09-07 | 2015-09-07 | Straightening-ring locking device combining taper sleeve expansion and key transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105081014B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105834253A (en) * | 2016-06-12 | 2016-08-10 | 马鞍山安麦创新技术有限公司 | Prestress locking mechanism of combined roll collar of section steel straightening machine |
| CN110102604A (en) * | 2019-06-06 | 2019-08-09 | 中冶赛迪技术研究中心有限公司 | A kind of roller end axial locking device and its installation method |
| CN112808798A (en) * | 2020-11-30 | 2021-05-18 | 中冶华天工程技术有限公司 | Straightening combined roller system of row straightening machine |
| CN112936171A (en) * | 2019-12-10 | 2021-06-11 | 国核电站运行服务技术有限公司 | Explosion valve shear cap assembly and disassembly tools |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8602837U1 (en) * | 1986-01-31 | 1988-07-14 | Mannesmann AG, 4000 Düsseldorf | Roller fastening for straightening roller machines |
| EP0947256A2 (en) * | 1998-03-30 | 1999-10-06 | Schnell S.p.A. | Method and apparatus for straightening metal profiled elements and the like |
| CN201470722U (en) * | 2009-08-28 | 2010-05-19 | 二重集团（德阳）重型装备股份有限公司 | Shaft end locking device of bar straightener |
| CN201997575U (en) * | 2010-12-30 | 2011-10-05 | 一重集团大连设计研究院有限公司 | Hydraulic locking section straightening machine |
| CN202621637U (en) * | 2012-05-02 | 2012-12-26 | 中冶赛迪工程技术股份有限公司 | Hydraulic locking device |
| CN202845507U (en) * | 2012-09-20 | 2013-04-03 | 天津市中重科技工程有限公司 | Locking device for roller shell and roll shaft of cantilever straightening machine |
| CN203184369U (en) * | 2013-04-22 | 2013-09-11 | 中冶赛迪工程技术股份有限公司 | Full-automatic locking device for straightening roll |
| CN203227703U (en) * | 2013-05-08 | 2013-10-09 | 中冶赛迪工程技术股份有限公司 | Shaft end locking device for section steel straightening machine |
| CN204912365U (en) * | 2015-09-07 | 2015-12-30 | 一重集团大连设计研究院有限公司 | Aligning circle locking device that taper sleeve expands tightly and keydrive combines together |
-
2015
- 2015-09-07 CN CN201510567740.8A patent/CN105081014B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8602837U1 (en) * | 1986-01-31 | 1988-07-14 | Mannesmann AG, 4000 Düsseldorf | Roller fastening for straightening roller machines |
| EP0947256A2 (en) * | 1998-03-30 | 1999-10-06 | Schnell S.p.A. | Method and apparatus for straightening metal profiled elements and the like |
| CN201470722U (en) * | 2009-08-28 | 2010-05-19 | 二重集团（德阳）重型装备股份有限公司 | Shaft end locking device of bar straightener |
| CN201997575U (en) * | 2010-12-30 | 2011-10-05 | 一重集团大连设计研究院有限公司 | Hydraulic locking section straightening machine |
| CN202621637U (en) * | 2012-05-02 | 2012-12-26 | 中冶赛迪工程技术股份有限公司 | Hydraulic locking device |
| CN202845507U (en) * | 2012-09-20 | 2013-04-03 | 天津市中重科技工程有限公司 | Locking device for roller shell and roll shaft of cantilever straightening machine |
| CN203184369U (en) * | 2013-04-22 | 2013-09-11 | 中冶赛迪工程技术股份有限公司 | Full-automatic locking device for straightening roll |
| CN203227703U (en) * | 2013-05-08 | 2013-10-09 | 中冶赛迪工程技术股份有限公司 | Shaft end locking device for section steel straightening machine |
| CN204912365U (en) * | 2015-09-07 | 2015-12-30 | 一重集团大连设计研究院有限公司 | Aligning circle locking device that taper sleeve expands tightly and keydrive combines together |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105834253A (en) * | 2016-06-12 | 2016-08-10 | 马鞍山安麦创新技术有限公司 | Prestress locking mechanism of combined roll collar of section steel straightening machine |
| CN110102604A (en) * | 2019-06-06 | 2019-08-09 | 中冶赛迪技术研究中心有限公司 | A kind of roller end axial locking device and its installation method |
| CN112936171A (en) * | 2019-12-10 | 2021-06-11 | 国核电站运行服务技术有限公司 | Explosion valve shear cap assembly and disassembly tools |
| CN112936171B (en) * | 2019-12-10 | 2023-01-13 | 国核电站运行服务技术有限公司 | Explosion valve shear cap assembly and disassembly tools |
| CN112808798A (en) * | 2020-11-30 | 2021-05-18 | 中冶华天工程技术有限公司 | Straightening combined roller system of row straightening machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105081014B (en) | 2017-02-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105081014A (en) | Straightening-ring locking device combining taper sleeve expansion and key transmission | |
| CN204912365U (en) | Aligning circle locking device that taper sleeve expands tightly and keydrive combines together | |
| CN111376016B (en) | Positioning and guiding tool for low-pressure turbine of engine | |
| CN202438849U (en) | Central frame for processing cylinder barrel of hydraulic cylinder | |
| CN102950453A (en) | Camshaft bush installation tool of heavy-duty diesel engine | |
| CN101722339A (en) | Gear milling positioning fixture for spiral bevel gear | |
| CN202824428U (en) | Improved pressing machine | |
| CN104190990A (en) | Boring bar rolling support applied to boring stern tube of ship shafting | |
| CN102513968A (en) | Device for locking and detaching oil film bearing of rolling mill | |
| CN203665318U (en) | Hole grinding fixture for duplicate gear | |
| CN103170654B (en) | Grooving jig used for clamping synchronizer duplicate gear | |
| CN104400629A (en) | Bevel gear cylindrical grinding clamp | |
| CN106346286A (en) | Sphere type part turning installing and clamping tooling | |
| CN206840138U (en) | A kind of joint of robot connection component | |
| CN112943544A (en) | Locking disc for wind driven generator | |
| CN103586706A (en) | Auxiliary clamping device with two positioning modes for turning process of steam turbine rotors | |
| CN214944738U (en) | Locking dish convenient to production and processing | |
| CN107671640A (en) | A kind of aero-engine fuel nozzle precision part grinding quick change frock and application method | |
| CN204135374U (en) | A kind of push-pull mechanism for inner support clamp | |
| CN203976138U (en) | A kind of oil cylinder or cylinder as coupler | |
| CN204639728U (en) | Extension bar self-locking structure | |
| CN207522157U (en) | A kind of grinding engraving handle of a knife | |
| CN209318936U (en) | Swollen fixture in a kind of spiral bevel gear milling high-precision | |
| CN204591924U (en) | A kind of axially locating assembly with interior matching gap | |
| CN104400443B (en) | The outer round thread automatic production line of a kind of cylinder sleeve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |