CN205478942U - Rolling mill CVC scurries roller coupling mechanism sealing device - Google Patents
Rolling mill CVC scurries roller coupling mechanism sealing device Download PDFInfo
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- CN205478942U CN205478942U CN201620091238.4U CN201620091238U CN205478942U CN 205478942 U CN205478942 U CN 205478942U CN 201620091238 U CN201620091238 U CN 201620091238U CN 205478942 U CN205478942 U CN 205478942U
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Abstract
The utility model provides a rolling mill CVC scurries roller coupling mechanism sealing device, include bearing frame, coupling endotheca, suit in the thrust self -aligning roller bearing of coupling endotheca, suit in coupling endotheca roller side endotheca, pass through lid, gland, seal cover and left and right compensation seal cover, left and right compensation seal cover forms sealedly with passing through lid, gland respectively, and left and right compensation seal cover can be in cover inner chamber realization certain limit with thoroughlying radially and axial displacement, cover the outer periphery counterbalance production pretightning force of spring with the left and right compensation seal cover of the interior circumference installation of ring thoroughly, make left and right compensation seal cover and seal cover contact surface form the mechanical seal face. The utility model discloses with the change of the reinforced seal of original design for mechanical seal between face and the face and sealed of O type cast one -tenth, through dynamic compensation eccentric angle deviation, can improve sealed effect, reduce revealing of lubricating oil, prevent simultaneously in the emulsion gets into lubricating system, extension thrust self -aligning roller bearing and sealed life practice thrift spare parts cost and maintenance time.
Description
Technical field
This utility model relates to a kind of milling train CVC roll shifting coupling mechanism sealing device, belongs to board rolling equipment technical field.
Background technology
In cold rolled sheet rolls, cold rolling mill typically uses the six continuous convexitys of roller CVC to realize the control of template.Cold rolling mill inevitably produces axial huge component in the operation of rolling under the resultant force effect such as bending roller force and roll deformation on roll, and on intermediate calender rolls roll, use four-row tapered roller bearing, this bearing can bear the biggest radial force but can not bear excessive axial force, therefore in the operation of rolling axial thrust load rely primarily on CVC intermediate calender rolls coupling lock in-house self-aligning thrust roller bearing bear；Fig. 1 is existing CVC roll shifting coupling mechanism schematic diagram, owing to self-aligning thrust roller bearing exists the regulation of mental activities angle of 0 ~ 2 °, so having 0 ~ 2 ° of eccentric angle between coupling inner sleeve and bearing block, by similar triangles calculate coupling inner sleeve full swing distance be 11.63mm, then in the operation of rolling due to the swing of axial 11.63mm will result in reinforced seal the latter half be extruded damage and there is gap in top half；There is the gap of 1mm simultaneously between self-aligning thrust roller bearing and bearing block, be equivalent to intermediate calender rolls and couple inner sleeve maximum and can offset theoretical centerline 2mm, damaging reinforced seal further；The thin oil lubricant that self-aligning thrust roller bearing uses, there is certain pressure in lubricating system itself, reinforced seal damages and causes oil leak, increases oils and fats consumption and Financial cost；Milling train needs emulsion cool down roll and lubricate in the operation of rolling, part emulsion will be caused to enter CVC coupling mechanism internal contamination oils and fats owing to reinforced seal damage and gap exist, cause insufficient lubrication, make the self-aligning thrust roller bearing lost of life that bearing locking situation even to occur for more than 6 months.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of milling train CVC roll shifting coupling mechanism sealing device, and this device can be prevented effectively from the seal clearance caused because of self-aligning thrust roller bearing, it is achieved dynamic compensation, it is ensured that sealing effectiveness.
The technical scheme solving above-mentioned technical problem is:
A kind of milling train CVC roll shifting coupling mechanism sealing device, including bearing block, it is installed on the self-aligning thrust roller bearing within bearing block and coupling inner sleeve, self-aligning thrust roller bearing is set on coupling inner sleeve excircle, and its improvements are: it also includes roller side inner sleeve, transparent cover, gland, sealing shroud, left compensation sealing set and the right compensation sealing set being set on the right side of coupling inner sleeve；
Described roller side inner sleeve inner periphery has axial screw, is connected by bolt is fixing with coupling inner sleeve right side；
Described transparent cover is opened round-meshed circular left cover and is fixed on the annulus on the right side of left cover and constitutes by center, and annulus and circular hole coaxial and diameter are more than Circularhole diameter；Left cover circumference has axial screw, fixes with bearing block right side bolt, and annulus right side has axial screw, and annulus inner periphery equidistantly offers radial spring bore, installs spring in it；Transparent cover center hole diameter matches with roller side inner sleeve external diameter；
Described gland is that on the right side of circular cover, with transparent cover, annulus is bolted, and the gland center of circle is positioned on transparent cover axis；
Described sealing shroud be cross section be the annulus of circular arc, sealing shroud inner periphery has seal groove, mounting O-shaped sealing ring in it, and sealing shroud puts in being set in roller side, is realized and the sealing of roller side inner sleeve excircle by O RunddichtringO；
Described left compensation sealing set is the annulus that external diameter is identical with right compensation sealing set, puts, lay respectively at the arranged on left and right sides of sealing shroud in being set in roller side；It is U-shaped seal groove that left compensation sealing set left side has cross section, it is U-shaped seal groove that right compensation sealing set right side has cross section, the cross section of left and right compensation sealing set is the U-shaped seal groove and ring wall being connected as a single entity, ring wall inwall is curved, being slidably connected with sealing shroud outer circumference surface, its radian is identical with the radian of sealing shroud cross section circular arc；Mounting O-shaped sealing ring in the seal groove of left and right compensation sealing set；
After described coupling inner sleeve, roller side inner sleeve, transparent cover and gland assembling, in transparent cover, between roller side inner sleeve and gland, form an airtight cavity；It is positioned in this airtight cavity after left compensation sealing set, sealing shroud and the set assembling of right compensation sealing, in left and right compensation sealing set, the diameter of O RunddichtringO is between transparent cover left cover center hole and right circles ring diameter, the O RunddichtringO of left compensation sealing set is formed with transparent cover center hole right side and seals, and the O RunddichtringO of right compensation sealing set is formed with gland left side and seals；Left and right compensation sealing set external diameter, less than transparent cover internal radius, can make left and right compensation sealing be enclosed within transparent cover inner chamber and realize a range of moving radially；After left and right compensation sealing set and sealing shroud assembling, the distance between both centers of circle is less than the vertical dimension between transparent cover left cover center hole right side to gland left side, left and right compensation sealing can be made to be enclosed within airtight cavity and realize a range of moving axially；The outer circumference surface of spring and the left and right compensation sealing set that described transparent cover annulus inner periphery is installed offsets generation pretightning force, makes left and right compensation sealing set form mechanical sealing surface with sealing shroud contact surface.
Above-mentioned a kind of milling train CVC roll shifting coupling mechanism sealing device, described roller side inner sleeve is formed by the sleeve connection of 2 various outer diameters, and the sleeve of less external diameter is inserted in coupling inner sleeve, and transparent cover left cover center hole diameter matches with the external diameter of bigger external diameter sleeve；Inner periphery at 2 sleeve connection is fixed with the annulus coaxial with roller side inner sleeve, and annulus is equidistantly offered at least 4 axial screws, for being connected with coupling inner sleeve right side bolt；Described left compensation sealing set, sealing shroud and right compensation sealing set are set on the sleeve of the roller side bigger external diameter of inner sleeve.
Above-mentioned a kind of milling train CVC roll shifting coupling mechanism sealing device, described sealing shroud inner periphery has 2 seal grooves；Described left and right compensation sealing set external diameter is less than transparent cover internal radius 2～3mm, and after described left and right compensation sealing set and sealing shroud assembling, the distance between both centers of circle is less than the vertical dimension 1～2mm between transparent cover left cover center hole right side to gland left side.
Above-mentioned a kind of milling train CVC roll shifting coupling mechanism sealing device, described transparent cover left cover is circumferentially equidistant has at least 4 axial screws, fix with bearing block right side bolt, annulus right side equidistantly has at least 4 axial screws, fix with gland bolt, annulus inner periphery equidistantly offers at least 12 radial spring bore, installs spring in it.
Work process of the present utility model is as follows:
This utility model left and right compensation sealing set constitutes stationary ring, and sealing shroud constitutes rotating ring, can rotate along with roller side inner sleeve；The multiple springs being installed on transparent cover annulus inner periphery constitute groups of springs offer pretightning force, and the arc ring wall inwall making the left and right compensation sealing of stationary ring overlap under the effect of groups of springs pretightning force is tightly attached to ring seal set outer circumference surface thus forms primary sealing area；The O installed in ring seal set seal groove is placed on roller side inner sleeve, forms good sealing surface between the two；Side sealing surface is formed between O and transparent cover, sealing gland in stationary ring left and right compensation sealing set seal groove；Above-mentioned sealing surface realizes the sealing function of CVC roll shifting coupling mechanism sealing device.
When normally rolling, CVC intermediate calender rolls spindle nose is connected to roll shifting coupling mechanism, intermediate calender rolls spindle nose is fixing with roller side inner sleeve right-hand member to be connected, roller side inner sleeve puts in being bolted to the coupling of installed thrust self-aligning roller bearing, and intermediate calender rolls there will be 0 ~ 2 ° of eccentric angle together with roller side inner sleeve and coupling inner sleeve around bearing block；Sealing gland, transparent cover are connected to bearing block, and in like manner intermediate calender rolls there will be 0 ~ 2 ° of eccentric angle together with roller side inner sleeve and coupling inner sleeve around sealing gland, transparent cover.If roller side inner sleeve offsets up along centrage, so left compensation sealing set of ring seal set drive offsets downward and causes the latter half spring in groups of springs to be compressed, and the elongation of top half spring, the most slightly slide at axial thrust load effect bottom left compensation sealing set simultaneously；Right compensation sealing set and spring move round about, the most no matter how spring compresses or what kind of left and right compensation sealing is cased with and axially or radially slides, left and right compensation sealing set is closely attached on sealing shroud the most forever, arc sphere between Zhe Liangzhe forms good sealing surface, thus plays sealing function；Two O between sealing shroud and roller side inner sleeve define the sealing surface between sealing shroud and roller side inner sleeve simultaneously；O between left and right compensation sealing set and transparent cover and sealing gland defines sealing surface between the two.Under the effect of initial tension of spring, rotating ring and stationary ring sticking together the most tightly forms good sealing surface, unrelated with eccentric angle direction, achieves dynamic compensation at any angle afterwards, it is achieved good sealing effectiveness.
The beneficial effects of the utility model are:
Intrinsic reinforced seal is changed to the mechanical seal between face and face and the sealing surface of O formation by this utility model；By dynamic compensation eccentric angle deviation, it is possible to increase sealing effectiveness, reduce the leakage of lubricating oil, stop emulsion to enter in lubricating system simultaneously, extend the service life of self-aligning thrust roller bearing and sealing, saved spare parts cost and maintenance time.
Accompanying drawing explanation
Fig. 1 is existing CVC coupling mechanism schematic diagram；
Fig. 2 is this utility model schematic perspective view；
Fig. 3 is this utility model front view；
Fig. 4 is the right side view of Fig. 2；
Fig. 5 is the B-B direction view of Fig. 2；
Fig. 6 is transparent cover schematic perspective view；
Fig. 7 is sealing shroud schematic perspective view；
Fig. 8 is Fig. 7 sectional view；
Fig. 9 is sectional view after left and right compensation sealing set assembles with sealing shroud；
Figure 10 is roller side inner sleeve schematic perspective view；
Figure 11 is roller side inner sleeve side view；
Figure is labeled as: intermediate calender rolls 1, CVC coupling retaining mechanism 2, reinforced seal 3, self-aligning thrust roller bearing 4, bearing block 5, coupling inner sleeve 6, roller side inner sleeve 7, transparent cover 8, gland 9, sealing shroud 10, left compensation sealing set 11 and right compensation sealing set 12, spring base hole 13, spring 14, ring wall 15.
Detailed description of the invention
Fig. 2～Fig. 5 shows, this utility model include bearing block 5, be installed on the self-aligning thrust roller bearing 4 within bearing block 5, coupling inner sleeve 6, be set in coupling inner sleeve 6 on the right side of roller side inner sleeve 7, transparent cover 8, gland 9, sealing shroud 10, left compensation sealing set 11 and right compensation sealing set 12, thrust force aligning Roller Shaft, 4 are set on the excircle of coupling inner sleeve 6.
Fig. 5, Figure 10 and Figure 11 show, roller side inner sleeve 7 is formed by the sleeve connection of 2 various outer diameters, the sleeve of less external diameter is inserted in coupling inner sleeve 6, inner periphery at 2 sleeve connection is fixed with the annulus coaxial with roller side inner sleeve 7,6 axial screws are equidistantly offered, for being connected with the right side bolt of coupling inner sleeve 6 on annulus.
Fig. 5～Fig. 6 shows, transparent cover 8 is opened round-meshed circular left cover and is fixed on the annulus on the right side of left cover and constitutes by center, and annulus and circular hole coaxial and diameter are more than Circularhole diameter；Left cover circumference has 12 axial screws, fixes with the right side bolt of bearing block 5, and annulus right side has 12 axial screws, and annulus inner periphery equidistantly offers at least 12 radial spring bore 13, installs spring 14 and form groups of springs in it；Transparent cover 8 center hole diameter external diameter sleeve bigger with roller side inner sleeve 7 matches；Gland 9 is circular cover, and its center of circle is positioned on the axis of transparent cover 8, and gland 9 is bolted with the right side annulus of transparent cover 8.
Fig. 5, Fig. 7 and Fig. 8 show, sealing shroud 10 be cross section be the annulus of circular arc, the inner periphery of sealing shroud 10 has 2 seal grooves, mounting O-shaped sealing ring in it, sealing shroud 10 is set on the bigger external diameter sleeve of roller side inner sleeve 7, realize the sealing with roller side inner sleeve 7 excircle by O RunddichtringO, can rotate along with the rotation of roller side inner sleeve 7, this utility model is equivalent to rotating ring.
Fig. 5 and Fig. 9 shows, left compensation sealing set 11 is the annulus that external diameter is identical with right compensation sealing set 12, is set on the sleeve of the bigger external diameter of roller side inner sleeve 7, lays respectively at the arranged on left and right sides of sealing shroud 10；It is U-shaped seal groove that the left side of left compensation sealing set 11 has cross section, it is U-shaped seal groove that the right side of right compensation sealing set 12 has cross section, the cross section of left and right compensation sealing set is the U-shaped seal groove and ring wall 15 being connected as a single entity, the inwall of ring wall 15 is curved, being slidably connected with the outer circumference surface of sealing shroud 10, its radian is identical with the radian of sealing shroud 10 cross section circular arc；Mounting O-shaped sealing ring in the seal groove of left and right compensation sealing set.
Fig. 5 shows, after coupling inner sleeve 6, roller side inner sleeve 7, transparent cover 8 and gland 9 assembling, in transparent cover 8, forms an airtight cavity between roller side inner sleeve 7 and gland 9；It is positioned in this airtight cavity after left compensation sealing set 11, sealing shroud 10 and right compensation sealing set 12 assembling, in left and right compensation sealing set, the diameter of O RunddichtringO is between transparent cover 8 left cover center hole and right circles ring diameter, the O RunddichtringO of left compensation sealing set 11 is formed with transparent cover 8 center hole right side and seals, and the O RunddichtringO of right compensation sealing set 12 is formed with the left side of gland 9 and seals；Left and right compensation sealing set external diameter is less than the internal radius 2～3mm of transparent cover 8, and the inner chamber that left and right compensation sealing can be made to be enclosed within transparent cover 8 realizes a range of moving radially；After left and right compensation sealing set and sealing shroud 10 assembling, the distance between both centers of circle is less than the vertical dimension 1～2mm between transparent cover 8 left cover center hole right side to gland 9 left side, left and right compensation sealing can be made to be enclosed within airtight cavity and realize a range of moving axially；The outer circumference surface of the spring 14 that the annulus inner periphery of transparent cover 8 is installed and left and right compensation sealing set offsets generation pretightning force, makes left and right compensation sealing set form mechanical sealing surface with the contact surface of sealing shroud 10.
This utility model left and right compensation sealing set constitutes stationary ring, and sealing shroud 10 constitutes rotating ring, can rotate along with roller side inner sleeve 7；The multiple springs 14 being installed on transparent cover 8 annulus inner periphery constitute groups of springs offer pretightning force, the arc ring wall inwall making the left and right compensation sealing of stationary ring overlap under the effect of groups of springs pretightning force is tightly attached to the outer circumference surface of ring seal set 10 thus forms primary sealing area, the O that ring seal is installed in overlapping 10 seal grooves is placed on roller side inner sleeve 7, forms good sealing surface between the two；Side sealing surface is formed between O and transparent cover 8, gland 9 in stationary ring left and right compensation sealing set seal groove；Above-mentioned sealing surface realizes the sealing function of CVC roll shifting coupling mechanism sealing device.
When normally rolling, the spindle nose of CVC intermediate calender rolls 1 is connected to roll shifting coupling mechanism, the spindle nose of intermediate calender rolls 1 is fixing with the right-hand member of roller side inner sleeve 7 to be connected, roller side inner sleeve 7 is bolted in the coupling inner sleeve 6 of installed thrust self-aligning roller bearing 4, and intermediate calender rolls 1 there will be 0 ~ 2 ° of eccentric angle together with roller side inner sleeve 7 and coupling inner sleeve 6 around bearing block 5；Sealing gland, transparent cover are connected to bearing block, and in like manner intermediate calender rolls there will be 0 ~ 2 ° of eccentric angle together with roller side inner sleeve and coupling inner sleeve around sealing gland, transparent cover.If roller side inner sleeve 7 offsets up along centrage, so ring seal set 10 drive left compensation sealing set 11 offsets downward and causes the latter half spring 14 in groups of springs to be compressed, top half spring 14 then extends, and the most slightly slides at axial thrust load effect bottom left compensation sealing set 11 simultaneously；Right compensation sealing set 12 and spring 14 move round about, the most no matter how spring 14 compresses or what kind of left and right compensation sealing is cased with and axially or radially slides, left and right compensation sealing set is closely attached on sealing shroud 10 the most forever, arc sphere between Zhe Liangzhe forms good sealing surface, thus plays sealing function；Two O between sealing shroud 10 and roller side inner sleeve 7 define the sealing surface between sealing shroud 10 and roller side inner sleeve 7 simultaneously；O between left and right compensation sealing set and transparent cover 8 and sealing gland 9 defines sealing surface between the two；Under the effect of initial tension of spring, rotating ring and stationary ring sticking together the most tightly forms good sealing surface, unrelated with eccentric angle direction, achieves dynamic compensation at any angle afterwards, it is achieved good sealing effectiveness.
Claims (4)
1. a milling train CVC roll shifting coupling mechanism sealing device, including bearing block (5), it is installed on the internal self-aligning thrust roller bearing (4) of bearing block (5) and coupling inner sleeve (6), self-aligning thrust roller bearing (4) is set on the excircle of coupling inner sleeve (6), it is characterised in that: it also includes roller side inner sleeve (7), transparent cover (8), gland (9), sealing shroud (10), left compensation sealing set (11) and the right compensation sealing set (12) being set in coupling inner sleeve (6) right side；
The inner periphery of described roller side inner sleeve (7) has axial screw, is connected by bolt is fixing with the right side of coupling inner sleeve (6)；
Described transparent cover (8) is opened round-meshed circular left cover and is fixed on the annulus on the right side of left cover and constitutes by center, and annulus and circular hole coaxial and diameter are more than Circularhole diameter；Left cover circumference has axial screw, fixes with the right side bolt of bearing block (5), and annulus right side has axial screw, and annulus inner periphery equidistantly offers radial spring bore (13), installs spring (14) in it；The center hole diameter of transparent cover (8) matches with the external diameter of roller side inner sleeve (7)；
Described gland (9) is circular cover, is bolted with the right side annulus of transparent cover (8), and the center of circle of gland (9) is positioned on the axis of transparent cover (8)；
Described sealing shroud (10) be cross section be the annulus of circular arc, the inner periphery of sealing shroud (10) has seal groove, mounting O-shaped sealing ring in it, sealing shroud (10) is set on roller side inner sleeve (7), realizes the sealing with roller side inner sleeve (7) excircle by O RunddichtringO；
Described left compensation sealing set (11) is the annulus that external diameter is identical with right compensation sealing set (12), is set on roller side inner sleeve (7), lays respectively at the arranged on left and right sides of sealing shroud (10)；It is U-shaped seal groove that the left side of left compensation sealing set (11) has cross section, it is U-shaped seal groove that the right side of right compensation sealing set (12) has cross section, the cross section of left and right compensation sealing set is the U-shaped seal groove being connected as a single entity and ring wall (15), the inwall of ring wall (15) is curved, being slidably connected with the outer circumference surface of sealing shroud (10), its radian is identical with the radian of sealing shroud (10) cross section circular arc；Mounting O-shaped sealing ring in the seal groove of left and right compensation sealing set；
After described coupling inner sleeve (6), roller side inner sleeve (7), transparent cover (8) and gland (9) assembling, between transparent cover (8), roller side inner sleeve (7) and gland (9), form an airtight cavity；It is positioned in this airtight cavity after left compensation sealing set (11), sealing shroud (10) and right compensation sealing set (12) assembling, in left and right compensation sealing set, the diameter of O RunddichtringO is between transparent cover (8) left cover center hole and right circles ring diameter, the O RunddichtringO of left compensation sealing set (11) forms sealing with the right side of transparent cover (8) center hole, and the O RunddichtringO of right compensation sealing set (12) seals with the left side formation of gland (9)；The external diameter of left and right compensation sealing set is less than the internal radius of transparent cover (8), and the inner chamber that left and right compensation sealing can be made to be enclosed within transparent cover (8) realizes a range of moving radially；After left and right compensation sealing set and sealing shroud (10) assembling, the distance between both centers of circle is less than the vertical dimension between right side to gland (9) left side of transparent cover (8) left cover center hole, left and right compensation sealing can be made to be enclosed within airtight cavity and realize a range of moving axially；The outer circumference surface of the spring (14) that the annulus inner periphery of described transparent cover (8) is installed and left and right compensation sealing set offsets generation pretightning force, makes left and right compensation sealing set form mechanical sealing surface with the contact surface of sealing shroud (10).
2. a kind of milling train CVC roll shifting coupling mechanism sealing device as claimed in claim 1, it is characterized in that: described roller side inner sleeve (7) is formed by the sleeve connection of 2 various outer diameters, the sleeve of less external diameter is inserted in coupling inner sleeve (6), and transparent cover (8) left cover center hole diameter matches with the external diameter of bigger external diameter sleeve；Inner periphery at 2 sleeve connection is fixed with the annulus coaxial with roller side inner sleeve (7), and annulus is equidistantly offered at least 4 axial screws, for being connected with the right side bolt of coupling inner sleeve (6)；Described left compensation sealing set (11), sealing shroud (10) and right compensation sealing set (12) are set on the sleeve of roller side inner sleeve (7) bigger external diameter.
3. a kind of milling train CVC roll shifting coupling mechanism sealing device as claimed in claim 1 or 2, it is characterised in that: the inner periphery of described sealing shroud (10) has 2 seal grooves；Described left and right compensation sealing set external diameter is less than the internal radius 2～3mm of transparent cover (8), and after described left and right compensation sealing set assembles with sealing shroud (10), distance between both centers of circle is less than the vertical dimension 1～2mm between transparent cover (8) left cover center hole right side to gland (9) left side.
4. a kind of milling train CVC roll shifting coupling mechanism sealing device as claimed in claim 1 or 2, it is characterized in that: the left cover of described transparent cover (8) is circumferentially equidistant has at least 4 axial screws, fix with the right side bolt of bearing block (5), annulus right side equidistantly has at least 4 axial screws, fix with gland (9) bolt, annulus inner periphery equidistantly offers at least 12 radial spring bore (13), installs spring (14) in it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620091238.4U CN205478942U (en) | 2016-01-29 | 2016-01-29 | Rolling mill CVC scurries roller coupling mechanism sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620091238.4U CN205478942U (en) | 2016-01-29 | 2016-01-29 | Rolling mill CVC scurries roller coupling mechanism sealing device |
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| Publication Number | Publication Date |
|---|---|
| CN205478942U true CN205478942U (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620091238.4U Withdrawn - After Issue CN205478942U (en) | 2016-01-29 | 2016-01-29 | Rolling mill CVC scurries roller coupling mechanism sealing device |
Country Status (1)
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| CN (1) | CN205478942U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105508432A (en) * | 2016-01-29 | 2016-04-20 | 邯钢集团邯宝钢铁有限公司 | Sealing device for rolling mill CVC shifting roller coupling mechanism |
-
2016
- 2016-01-29 CN CN201620091238.4U patent/CN205478942U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105508432A (en) * | 2016-01-29 | 2016-04-20 | 邯钢集团邯宝钢铁有限公司 | Sealing device for rolling mill CVC shifting roller coupling mechanism |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160817 Effective date of abandoning: 20171027 |