CN115750604B - Rolling mill bearing seal assembly - Google Patents
Rolling mill bearing seal assembly Download PDFInfo
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- CN115750604B CN115750604B CN202211326287.8A CN202211326287A CN115750604B CN 115750604 B CN115750604 B CN 115750604B CN 202211326287 A CN202211326287 A CN 202211326287A CN 115750604 B CN115750604 B CN 115750604B
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- sealing
- bearing
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- 238000005096 rolling process Methods 0.000 title claims abstract description 104
- 238000007789 sealing Methods 0.000 claims abstract description 89
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 238000003756 stirring Methods 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000003028 elevating effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004140 cleaning Methods 0.000 abstract description 6
- 239000012535 impurity Substances 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000005507 spraying Methods 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 description 13
- 238000000429 assembly Methods 0.000 description 13
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Crushing And Grinding (AREA)
Abstract
The invention belongs to the technical field of bearing equipment manufacturing, and particularly relates to a rolling mill bearing sealing assembly, which comprises a bearing mounting seat, two groups of protection components and a plurality of groups of sealing components; the sealing assembly comprises a sealing shell and a detection mechanism; the detection mechanism is connected to the outer wall of the sealing shell in a sliding manner; the protection component drives the plurality of groups of sealing shells, so that the plurality of groups of sealing shells lift on the inner wall of the corresponding protection component, the sealing shells are used for sealing and clamping the two side walls of the rolling mill bearing, the plurality of groups of sealing shells are used for spraying high-pressure air flow at one end of the sealing shells, which is close to the rolling mill bearing, and the protection component is used for driving the plurality of groups of sealing shells, so that the plurality of groups of sealing shells rotate by taking the central axis of the protection component as the center and are used for cleaning the joint of the rolling mill bearing and the roller shaft, and the effect of preventing impurity from being involved in the port of the rolling mill bearing and detecting the flatness of the rolling mill bearing is achieved.
Description
Technical Field
The invention belongs to the technical field of bearing equipment manufacturing, and particularly relates to a rolling mill bearing sealing assembly.
Background
The rolling mill is equipment for realizing a metal rolling process, mainly comprises a driving system, a rolling system, an operating system and the like, and rolling mill bearings are used for supporting rollers and keeping the fixed positions of the rollers in a stand, and are important components for controlling the quality of rolled plates.
Through searching, in the prior art, chinese patent application number: CN202022370742.7, filing date: 2020-10-22, a rolling mill bearing seal assembly is disclosed, comprising a rolling shaft and tapered roller bearings arranged on the rolling shaft and positioned at two ends of a roller, wherein one end of each tapered roller bearing close to the roller is provided with a set of seal assembly; the sealing assembly comprises a sealing seat, a sealing cover and a framework oil seal, wherein the sealing seat is sleeved on a roller shaft, the sealing cover is arranged on the end face of the tapered roller bearing, and the framework oil seal is arranged between the sealing seat and the sealing cover in an interference manner. After the rolling mill bearing sealing assembly replaces the original rolling mill bearing, when the rolling mill roller is provided with the bearing, the installation efficiency is improved, the positioning quality is improved, the roller surface precision in the installation process is ensured, the rolling mill bearing sealing assembly structure can effectively prevent water, oil, gas and dirt in the running process of the roller from entering the bearing in the use process of the rolling mill, the service life of the bearing is prolonged, and the quality of a rolled steel plate is improved.
The device still has the following drawbacks: although the rolling mill bearing sealing assembly structure can effectively prevent water, oil, gas and dirt from entering the bearing in the running process of a roller in the use of a rolling mill, the service life of the bearing is prolonged, and the quality of a rolled steel plate is improved.
Disclosure of Invention
In order to solve the problems, the invention provides a rolling mill bearing sealing assembly, which comprises a bearing mounting seat, two groups of protection components and a plurality of groups of sealing components;
the sealing assembly comprises a sealing shell and a detection mechanism; the detection mechanism is connected to the outer wall of the sealing shell in a sliding manner, a miniature air pump is fixedly connected to the bottom end of the inner wall of the sealing shell, and an internal thread cylinder is fixedly connected to the inner wall of one side of the sealing shell;
the detection mechanism comprises a limiting plate; the limiting plate is slidably connected to the inner wall of the sealed shell, a movable shell is fixedly connected to one side wall of the limiting plate, which is far away from the inner threaded cylinder, a mounting frame is fixedly connected to one side of the inner wall of the movable shell, a second micro motor is fixedly connected to one side wall of the mounting frame, which is close to the limiting plate, and the output end of the second micro motor is in transmission connection with a screw rod, the screw rod penetrates through the limiting plate and is in threaded connection with the inner threaded cylinder, an airflow through hole is formed in the top end of the movable shell, a wind collecting cover is fixedly connected to one side, which is close to the airflow through hole, of the inner wall of the sealed shell, a hose is fixedly connected to one end, which is close to the second micro motor, of the wind collecting cover, and one end of the hose penetrates through the limiting plate and is communicated with the air outlet end of the micro air pump;
the rolling mill bearing is embedded and installed on one side wall of the bearing installation seat, two groups of protection components are symmetrically and fixedly connected to the outer walls of the two sides of the bearing installation seat, and a plurality of groups of sealing components are slidably connected to the inner wall of the protection components and are close to one side of the rolling mill bearing.
Further, the protection assembly comprises an annular shell and a lifting mechanism;
the annular shell is symmetrically and fixedly connected to two side walls of the bearing mounting seat, an adjusting groove is formed in one side wall, close to the rolling mill bearing, of the annular shell, a plurality of groups of mounting lugs are fixedly connected to the outer wall of the annular shell and far away from one side of the rolling mill bearing, a plurality of groups of mounting lugs penetrate through screws, one end of each screw is in threaded connection with the surface of the bearing mounting seat, and an outer gear ring is slidably connected to the inner wall of the adjusting groove.
Further, the outer wall meshing of both sides of outer ring gear is connected with the gear, the inner wall fixedly connected with of adjustment tank two sets of first micro motor, two sets of the output of first micro motor is connected with gear drive respectively, just the axis of gear and the axis coincidence of first micro motor output, elevating system fixed connection is in the outer wall of outer ring gear and keep away from one side of gear.
Further, the outer wall of the outer gear ring and one side far away from the gear are fixedly connected with a plurality of groups of limit shells, the limit shells are of an open structure, one side, close to the gear, of the inner wall of each limit shell is provided with a first spring, and hollow sliding cavities are formed in two groups of side walls, close to the lifting mechanism, of each limit shell.
Further, the both ends of elevating system all run through hollow smooth chamber and extend to the inner wall of spacing casing and the one end conflict of first spring is connected, seal assembly sliding connection spacing casing's inner wall and extend to in the adjustment tank, seal assembly keeps away from the one end and elevating system fixed connection of gear.
Further, the lifting mechanism comprises a guide post;
one end fixed connection of guide post is in the outer wall of spacing casing and keep away from one side of gear, run through sliding connection has the linkage board on the guide post, hollow smooth chamber is run through at the both ends of linkage board and extend to the inner wall of spacing casing, a tip lateral wall of linkage board is contradicted with first spring and is connected, another lateral wall of tip and seal assembly's of linkage board one end fixed connection.
Further, the biax motor is installed to the embedding on the guide post, the equal fixedly connected with of output of biax motor is stirred the piece, stir the one end of piece and be provided with first conflict end, just stir the other end of piece and be provided with the second and contradict the end, the diameter of second conflict end is less than the diameter of first conflict end, just the output fixed connection of biax motor is being close to one side of first conflict end.
Further, the roll groove has been seted up to a lateral wall that limiting plate was kept away from to the activity casing, be provided with the gyro wheel main part in the roll groove, the one end rotation of gyro wheel main part is connected with first bearing frame, run through sliding connection has first guide bar on the first bearing frame, the one end fixed connection of first guide bar is at the inner wall of installing frame, just the other end fixed connection of first guide bar is at the inner wall of activity casing.
Further, the other end of the roller main body is rotationally connected with a second bearing seat, a second guide rod penetrates through the second bearing seat and is connected with the second guide rod in a sliding mode, one end of the second guide rod is fixedly connected with the inner wall of the mounting frame, and the other end of the first guide rod is fixedly connected with the inner wall of the movable shell.
Further, the second guide rod is connected with a pressure sensor in a penetrating and sliding manner, the detection end of the pressure sensor is movably in abutting connection with the second bearing seat, the second guide rod is sleeved with a second spring, and the second spring is located on one side far away from the second bearing seat.
The beneficial effects of the invention are as follows:
1. the protection component drives the plurality of groups of sealing shells, so that the plurality of groups of sealing shells lift on the inner wall of the corresponding protection component, the sealing shells are used for sealing and clamping the two side walls of the rolling mill bearing, the plurality of groups of sealing shells are used for spraying high-pressure air flow at one end of the sealing shells, which is close to the rolling mill bearing, and the protection component is used for driving the plurality of groups of sealing shells, so that the plurality of groups of sealing shells rotate by taking the central axis of the protection component as the center and are used for cleaning the joint of the rolling mill bearing and the roller shaft, and the effect of preventing impurity from being involved in the port of the rolling mill bearing and detecting the flatness of the rolling mill bearing is achieved.
2. The screw rod is driven by the second micro motor to rotate in the internal thread cylinder, the movable shell stretches out and draws back in the inner wall of the sealed shell, and when the roller main bodies are in movable contact with the rolling mill bearings, the roller main bodies are used for reinforcing the rolling mill bearings, so that the sealing and fastening effects of the rolling mill bearing structure are improved.
3. When the outer wall of the rolling mill bearing is clean through a plurality of groups of roller main bodies, the roller main bodies are in contact with the outer wall of the rolling mill bearing at any time, when the rolling mill bearing protrudes, the roller main bodies retract in the roller grooves, the pressure sensor is extruded through the second bearing seat, so that pressure signals sensed by the pressure sensor are increased, the signals are transmitted to the controller, and after being analyzed by the controller, an indicator lamp on one side is started, so that a worker is reminded of overhauling the rolling mill bearing, the effect of accurately detecting the flatness of the rolling mill bearing is achieved, and the operation safety is improved.
4. The two groups of toggle blocks are driven to rotate towards the other side through the double-shaft motor, so that the second abutting ends on the toggle blocks are contacted with the linkage plate, and the two ends of the linkage plate drive the sealing assembly to extrude the first spring, so that the sealing assembly is in a retraction state, and the rolling mill bearing is used for disassembling and overhauling the rolling mill bearing.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 shows a schematic structural view of a rolling mill seal assembly according to an embodiment of the invention;
FIG. 2 shows a schematic structural view of a protective assembly according to an embodiment of the present invention;
figure 3 illustrates a structural cross-sectional view of a protective assembly according to an embodiment of the present invention;
FIG. 4 is a schematic view showing the structure of a lifting mechanism according to an embodiment of the present invention;
FIG. 5 shows a schematic diagram of the structure of a toggle block according to an embodiment of the present invention;
FIG. 6 illustrates a cross-sectional view of the seal assembly of an embodiment of the present invention;
fig. 7 shows a structural cross-sectional view of the detection mechanism of the embodiment of the present invention.
In the figure: 1. a bearing mounting seat; 2. a rolling mill bearing; 3. a protective assembly; 31. an annular housing; 32. an adjustment tank; 33. a mounting ear; 34. an outer ring gear; 35. a gear; 36. a first micro motor; 37. a lifting mechanism; 371. a guide post; 372. a linkage plate; 373. a biaxial motor; 374. a poking block; 375. a first interference end; 376. a second interference end; 38. a limit housing; 39. a first spring; 4. a seal assembly; 41. a seal housing; 42. a detection mechanism; 421. a limiting plate; 422. a movable housing; 423. a mounting frame; 424. a second micro motor; 425. a screw rod; 426. an air flow through hole; 427. a wind collecting hood; 428. a hose; 429. a roller groove; 4210. a roller body; 4211. a first bearing seat; 4212. a first guide bar; 4213. a second bearing seat; 4214. a second guide bar; 4215. a pressure sensor; 4216. a second spring; 43. a micro air pump; 44. an internal thread cylinder; 5. and a controller.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The embodiment of the invention provides a rolling mill bearing sealing assembly, which comprises a bearing mounting seat 1, two groups of protection components 3 and a plurality of groups of sealing components 4; as illustrated by way of example in fig. 1.
The rolling mill bearing 2 is installed in embedding of a side wall of bearing mount pad 1, just the axis of rolling mill bearing 2 and the axis coincidence of bearing mount pad 1, two sets of protection component 3 are annular structure, and two sets of protection component 3 symmetry fixed connection is at the both sides outer wall of bearing mount pad 1, two sets of protection component 3 cup joint in the outside of rolling mill bearing 2, just the axis of rolling mill bearing 2 and two sets of the axis coincidence of protection component 3, a plurality of sets of sealing component 4 sliding connection is in the inner wall of protection component 3 and is close to one side of rolling mill bearing 2, a plurality of sets of sealing component 4 use the axis of protection component 3 to be annular array setting as the center.
Further, a controller 5 is further embedded and installed in one side wall of the bearing installation seat 1, indication lamps are symmetrically arranged on the outer walls of two sides of the controller, and the controller 5 is electrically connected with the protection component 3 and the controller 5 respectively.
Specifically, the rolling mill bearing 2 is used for installing a rolling mill shaft, so that one end of the rolling mill shaft is rotationally connected in the rolling mill bearing 2;
the protection components 3 are used for driving the sealing components 4 of a plurality of groups, so that the sealing components 4 of the plurality of groups lift on the inner wall of the protection component 3 of the corresponding group, and the sealing components 4 of the plurality of groups are used for sealing and clamping on two side walls of the rolling mill bearing 2;
the sealing assemblies 4 are driven by the protection assemblies 3 to rotate around the central axis of the protection assemblies 3, the rotating directions of the sealing assemblies 4 are consistent with the rotating directions of the rolling shafts, and the sealing assemblies are used for cleaning the connection positions of the rolling mill bearings 2 and the rolling shafts and preventing impurities at the ports of the rolling mill bearings 2 from being involved;
when the sealing assemblies 4 rotate by taking the central axis of the protection assembly 3 as the center, the flatness of the rolling mill bearing 2 can be detected, detected data are transmitted to the controller 5 through the sealing assemblies 4, and after being analyzed and processed by the controller 5, the indicator lamps on the corresponding side walls are turned on to remind operators to overhaul the rolling mill bearing 2 on the side where the indicator lamps are turned on.
The guard assembly 3 comprises an annular housing 31 and a lifting mechanism 37; as illustrated by way of example in fig. 2 and 3.
The annular shell 31 is symmetrically and fixedly connected to two side walls of the bearing mounting seat 1, the annular shell 31 is close to one side wall of the rolling mill bearing 2 and is provided with an adjusting groove 32, one side of the outer wall of the annular shell 31, which is far away from the rolling mill bearing 2, is fixedly connected with a plurality of groups of mounting lugs 33, a plurality of groups of mounting lugs 33 are penetrated with screws, one end threaded connection of the screws is arranged on the surface of the bearing mounting seat 1, the inner wall of the adjusting groove 32 is in sliding connection with an outer tooth ring 34, two side outer walls of the outer tooth ring 34 are in meshed connection with a gear 35, the inner wall of the adjusting groove 32 is fixedly connected with two groups of first micro motors 36, the output ends of the two groups of the first micro motors 36 are respectively in transmission connection with the gear 35, the central axis of the gear 35 coincides with the central axis of the first micro motors 36, the lifting mechanism 37 is fixedly connected to one side of the outer tooth ring 34, one side, which is far away from the gear 35, of the outer wall of the outer tooth ring 34, is fixedly connected with a plurality of groups of limiting shells 38, the limiting shells 38 are in an open structure, the inner wall of the limiting shells 38 is in a sliding connection with one side of the outer wall of the outer tooth ring 34, which is far away from the gear 35, the hollow shell 37, the two groups of the hollow shell 37 are in sliding connection with the hollow shell components, the hollow shell components are in sliding connection with the two end components, which extend, and the hollow shell components are connected to the two end components, and the hollow shell components, and the two end components are connected with the lifting mechanism and the one end and the lifting mechanism, and the lifting mechanism.
The lifting mechanism 37 comprises a guide post 371; as illustrated by way of example in fig. 4 and 5.
One end fixed connection of guide post 371 is in the outer wall of spacing casing 38 and keep away from one side of gear 35, run through sliding connection has linkage board 372 on the guide post 371, hollow smooth chamber is run through at the both ends of linkage board 372 and extend to the inner wall of spacing casing 38, a tip lateral wall of linkage board 372 is contradicted with first spring 39 and is connected, another lateral wall of tip of linkage board 372 is connected with seal assembly 4's one end fixed connection, the biax motor 373 is installed in the embedding on the guide post 371, the equal fixedly connected with of output of biax motor 373 is stirred piece 374, stir the one end of piece 374 is provided with first conflict end 375, just stir the other end of piece 374 and be provided with second conflict end 376, the diameter of second conflict end 376 is less than the diameter of first conflict end 375, just biax motor 373's output fixed connection is being close to one side of first conflict end 375.
Further, the first micro motor 36 and the dual-axis motor 373 are electrically connected to the controller 5.
Specifically, the biaxial motor 373 drives the two sets of stirring blocks 374 to rotate, so that the first abutting ends 375 on the stirring blocks 374 contact with the linkage plate 372, and the two ends of the linkage plate 372 are pushed by using the rebound tension of the first spring 39, so that the sealing assemblies 4 slide on the inner wall of the limit housing 38 and are driven out, and the sealing assemblies 4 in a ring array form are distributed around the rolling mill bearing 2, so as to reinforce the effect of the joint of the rolling mill bearing 2 and the bearing mounting seat 1;
the double-shaft motor 373 drives the two sets of stirring blocks 374 to rotate to the other side, so that the second abutting ends 376 on the stirring blocks 374 are in contact with the linkage plate 372, and the two ends of the linkage plate 372 are used for driving the sealing assembly 4 to squeeze the first spring 39, so that the sealing assembly 4 is in a retraction state and is used for preparing the rolling mill bearing 2 during disassembly and overhaul;
the output end of the first micro motor 36 drives the gear 35 to rotate, so that the gear 35 meshes with the outer gear ring 34 connected with the gear, and synchronously rotates with the central axis of the annular shell 31 as the center, so that the gear 35 drives the plurality of groups of sealing assemblies 4 to synchronously rotate, and the driving function of the sealing assemblies 4 on the cleaning of the rolling mill bearing 2 is realized.
The seal assembly 4 includes a seal housing 41 and a detection mechanism 42; as illustrated by way of example in fig. 6.
The sealing shell 41 is of an open structure, the sealing shell 41 is slidably connected to the inner wall of the limit shell 38, one end of the sealing shell 41 is fixedly connected with the linkage plate 372, the detection mechanism 42 is slidably connected to the outer wall of the sealing shell 41 and is close to one side of the rolling mill bearing 2, the micro air pump 43 is fixedly connected to the bottom end of the inner wall of the sealing shell 41, the micro air pump 43 is mutually communicated with the detection mechanism 42, an inner threaded cylinder 44 is fixedly connected to the inner wall of one side of the sealing shell 41, and the inner threaded cylinder 44 is in threaded transmission connection with the detection mechanism 42.
The detecting mechanism 42 includes a limiting plate 421; as illustrated by way of example in fig. 7.
The limiting plate 421 is slidably connected to the inner wall of the sealing housing 41, a side wall of the limiting plate 421, which is far away from the internal thread cylinder 44, is fixedly connected with the movable housing 422, one side of the inner wall of the movable housing 422 is fixedly connected with the mounting frame 423, one side wall of the mounting frame 423, which is near the limiting plate 421, is fixedly connected with the second micro motor 424, the output end of the second micro motor 424 is in transmission connection with the screw rod 425, the screw rod 425 penetrates through the limiting plate 421 and is in threaded connection with the internal thread cylinder 44, the top end of the movable housing 422 is provided with the air flow through hole 426, one side, which is near the air flow through hole 426, of the inner wall of the sealing housing 41 is fixedly connected with the air collecting cover 427, one end, which is near the second micro motor 424, of the air collecting cover 427 is fixedly connected with the hose 428, one end of the hose 421 penetrates through the limiting plate and is communicated with the air outlet end of the micro air pump 43;
a roller groove 429 is formed in a side wall of the movable housing 422 far away from the limiting plate 421, a roller main body 4210 is arranged in the roller groove 429, one end of the roller main body 4210 is rotatably connected with a first bearing seat 4211, a first guide rod 4212 is penetratingly and slidably connected on the first bearing seat 4211, one end of the first guide rod 4212 is fixedly connected on the inner wall of the mounting frame 423, and the other end of the first guide rod 4212 is fixedly connected on the inner wall of the movable housing 422;
the other end of the roller body 4210 is rotatably connected with a second bearing seat 4213, a second guide rod 4214 is connected to the second bearing seat 4213 in a penetrating and sliding manner, one end of the second guide rod 4214 is fixedly connected to the inner wall of the mounting frame 423, the other end of the first guide rod 4212 is fixedly connected to the inner wall of the movable housing 422, a pressure sensor 4215 is connected to the second guide rod 4214 in a penetrating and sliding manner, the detection end of the pressure sensor 4215 is movably connected with the second bearing seat 4213 in a abutting manner, a second spring 4216 is sleeved on the second guide rod 4214, and the second spring 4216 is located at one side far away from the second bearing seat 4213.
Further, the second micro-motor 424, the pressure sensor 4215 and the micro-air pump 43 are all electrically connected to the controller 5.
Specifically, the second micro motor 424 drives the screw rod 425 to rotate in the internal thread cylinder 44, for the telescopic accommodation of the movable housing 422 on the inner wall of the sealed housing 41, and when the roller body 4210 is in movable contact with the rolling mill bearing 2, the roller bodies 4210 of several groups are used for reinforcing the rolling mill bearing 2;
the micro air pump 43 is used for injecting air into the air collecting cover 427 through the hose 428, blowing the air at the joint of the rolling mill bearing 2 and the roller shaft through the air flow through hole 426 and cleaning the rolling mill bearing 2;
when the outer walls of the rolling mill bearings 2 are cleaned by the roller bodies 4210, the roller bodies 4210 are in contact with the outer walls of the rolling mill bearings 2 at any time, when the rolling mill bearings 2 are raised, the roller bodies 4210 retract in the roller grooves 429, the pressure sensors 4215 are extruded by the second bearing seats 4213, pressure signals sensed by the pressure sensors 4215 are increased, the signals are transmitted to the controller 5, and an indicator lamp on one side is turned on after the signals are analyzed by the controller 5 and used for reminding workers to overhaul the rolling mill bearings.
The working principle of the rolling mill bearing sealing assembly provided by the embodiment of the invention is as follows:
the two groups of stirring blocks 374 are driven to rotate by the double-shaft motor 373, so that a first abutting end 375 on the stirring blocks 374 is contacted with the linkage plate 372, and the rebound tension of the first spring 39 is utilized to push the two ends of the linkage plate 372, so that the sealing assemblies 4 slide on the inner wall of the limiting shell 38 and are driven out, a plurality of groups of sealing assemblies 4 are distributed around the rolling mill bearing 2 in a ring array form, and the function of the joint of the rolling mill bearing 2 and the bearing mounting seat 1 is reinforced;
the second micro motor 424 drives the screw rod 425 to rotate in the internal thread cylinder 44, so that the screw rod 425 is used for the telescopic accommodation of the movable shell 422 on the inner wall of the sealed shell 41, and when the roller main bodies 4210 are in movable contact with the rolling mill bearing 2, the roller main bodies 4210 of the plurality of groups are used for reinforcing the rolling mill bearing 2;
the output end of the first micro motor 36 drives the gear 35 to rotate, so that the gear 35 is meshed with the outer gear ring 34 connected with the gear, and the gear 35 synchronously rotates by taking the central axis of the annular shell 31 as the center, so that the gear 35 drives a plurality of groups of sealing shells 41 to synchronously rotate for driving the sealing shells 41 to clean the rolling mill bearing 2, air is injected into the air collecting cover 427 by using the hose 428 through the operation of the micro air pump 43, and the air is blown at the joint of the rolling mill bearing 2 and the roller shaft through the air flow hole 426 for cleaning the rolling mill bearing 2;
when the roller bodies 4210 of the plurality of groups are cleaned around the outer wall of the rolling mill bearing 2, the roller bodies 4210 of the plurality of groups are in contact with the outer wall of the rolling mill bearing 2 at any time, when the rolling mill bearing 2 is raised, the roller bodies 4210 retract in the roller grooves 429, the pressure sensor 4215 is extruded by the second bearing seat 4213, so that the pressure signal sensed by the pressure sensor 4215 is increased, the signal is transmitted to the controller 5, and an indicator lamp at one side is started after the signal is analyzed by the controller 5 and used for reminding a worker to overhaul the rolling mill bearing;
the two sets of stirring blocks 374 are driven to rotate to the other side through the double-shaft motor 373, so that the second abutting ends 376 on the stirring blocks 374 are contacted with the linkage plate 372, and the two ends of the linkage plate 372 are used for driving the sealing assembly 4 to extrude the first spring 39, so that the sealing assembly 4 is in a retraction state and is used for preparing the rolling mill bearing 2 during disassembly and overhaul.
Although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A rolling mill bearing seal assembly, characterized in that: comprises a bearing mounting seat (1), two groups of protection components (3) and a plurality of groups of sealing components (4);
the sealing assembly (4) comprises a sealing shell (41) and a detection mechanism (42); the detection mechanism (42) is slidably connected to the outer wall of the sealing shell (41), a miniature air pump (43) is fixedly connected to the bottom end of the inner wall of the sealing shell (41), and an internal thread cylinder (44) is fixedly connected to the inner wall of one side of the sealing shell (41);
the detection mechanism (42) comprises a limiting plate (421); the limiting plate (421) is slidably connected to the inner wall of the sealing shell (41), a movable shell (422) is fixedly connected to one side wall of the limiting plate (421) away from the internal thread cylinder (44), a mounting frame (423) is fixedly connected to one side of the inner wall of the movable shell (422), a second micro motor (424) is fixedly connected to one side wall of the mounting frame (423) close to the limiting plate (421), a screw rod (425) is connected to the output end of the second micro motor (424) in a transmission mode, the screw rod (425) penetrates through the limiting plate (421) and is in threaded connection with the internal thread cylinder (44), an air flow through hole (426) is formed in the top end of the movable shell (422), an air collecting cover (427) is fixedly connected to one side of the inner wall of the sealing shell (41) close to the air flow through hole (426), one end of the air collecting cover (427) close to the second micro motor (424) is fixedly connected with a hose (428), and one end of the hose (428) penetrates through the limiting plate (421) to be communicated with the air outlet end of the micro pump (43);
the rolling mill bearing (2) is installed in embedding of a side wall of bearing mount pad (1), two sets of protection component (3) symmetry fixed connection is in the both sides outer wall of bearing mount pad (1), and a plurality of sets of sealing component (4) sliding connection is in the inner wall of protection component (3) and be close to one side of rolling mill bearing (2).
2. A rolling mill bearing seal assembly as claimed in claim 1, wherein: the protection assembly (3) comprises an annular shell (31) and a lifting mechanism (37);
the annular shell (31) is symmetrically and fixedly connected to two side walls of the bearing mounting seat (1), an adjusting groove (32) is formed in one side wall, close to the rolling mill bearing (2), of the annular shell (31), one side, far away from the rolling mill bearing (2), of the annular shell (31) is fixedly connected with a plurality of groups of mounting lugs (33), a plurality of groups of mounting lugs (33) are penetrated with screws, one end of each screw is connected to the surface of the bearing mounting seat (1) in a threaded mode, and an outer tooth ring (34) is connected to the inner wall of the adjusting groove (32) in a sliding mode.
3. A rolling mill bearing seal assembly as claimed in claim 2, wherein: the gear (35) is connected to the outer wall meshing of both sides of outer ring gear (34), the inner wall fixedly connected with of adjustment tank (32) is two sets of first micro motor (36), two sets of the output of first micro motor (36) respectively with gear (35) transmission connection, just the axis of gear (35) coincides with the axis of first micro motor (36) output, elevating system (37) fixed connection is in the outer wall of outer ring gear (34) and keep away from one side of gear (35).
4. A rolling mill bearing seal assembly according to claim 3, wherein: one side of the outer wall of the outer gear ring (34) far away from the gear (35) is fixedly connected with a plurality of groups of limit shells (38), the limit shells (38) are of an open structure, one side, close to the gear (35), of the inner wall of the limit shells (38) is provided with a first spring (39), and hollow sliding cavities are formed in one side wall, close to the lifting mechanism (37), of each two groups of limit shells (38).
5. The rolling mill bearing seal assembly of claim 4 wherein: the lifting mechanism comprises a lifting mechanism body and is characterized in that two ends of the lifting mechanism body (37) penetrate through a hollow sliding cavity and extend to the inner wall of a limiting shell body (38) to be in abutting connection with one end of a first spring (39), a sealing assembly (4) is connected with the inner wall of the limiting shell body (38) in a sliding mode and extends into an adjusting groove (32), and one end, far away from a gear (35), of the sealing assembly (4) is fixedly connected with the lifting mechanism body (37).
6. A rolling mill bearing seal assembly as claimed in claim 5, wherein: the lifting mechanism (37) comprises a guide post (371);
one end fixed connection of guide post (371) is at the outer wall of spacing casing (38) and keep away from one side of gear (35), run through sliding connection on guide post (371) and have linkage board (372), the both ends of linkage board (372) run through hollow smooth chamber and extend to the inner wall of spacing casing (38), a tip lateral wall of linkage board (372) is contradicted with first spring (39) and is connected, another lateral wall of tip of linkage board (372) and one end fixed connection of sealing component (4).
7. The rolling mill bearing seal assembly of claim 6 wherein: the utility model discloses a double-shaft motor (373) is installed to the embedding on guide post (371), the equal fixedly connected with of output of double-shaft motor (373) is stirred piece (374), the one end of stirring piece (374) is provided with first conflict end (375), just the other end of stirring piece (374) is provided with second conflict end (376), the diameter of second conflict end (376) is less than the diameter of first conflict end (375), just the output fixed connection of double-shaft motor (373) is being close to one side of first conflict end (375).
8. A rolling mill bearing seal assembly as claimed in claim 1, wherein: the movable shell (422) is far away from a side wall of the limiting plate (421) and is provided with a roller groove (429), a roller main body (4210) is arranged in the roller groove (429), one end of the roller main body (4210) is rotationally connected with a first bearing seat (4211), a first guide rod (4212) is connected to the first bearing seat (4211) in a penetrating and sliding mode, one end of the first guide rod (4212) is fixedly connected to the inner wall of the mounting frame (423), and the other end of the first guide rod (4212) is fixedly connected to the inner wall of the movable shell (422).
9. The rolling mill bearing seal assembly of claim 8 wherein: the other end of the roller main body (4210) is rotationally connected with a second bearing block (4213), a second guide rod (4214) is connected to the second bearing block (4213) in a penetrating and sliding mode, one end of the second guide rod (4214) is fixedly connected to the inner wall of the mounting frame (423), and the other end of the first guide rod (4212) is fixedly connected to the inner wall of the movable shell (422).
10. A rolling mill bearing seal assembly according to claim 9, wherein: the second guide rod (4214) is in penetrating sliding connection with a pressure sensor (4215), the detection end of the pressure sensor (4215) is in movable contact connection with the second bearing seat (4213), a second spring (4216) is sleeved on the second guide rod (4214), and the second spring (4216) is located on one side far away from the second bearing seat (4213).
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| CN202211326287.8A CN115750604B (en) | 2022-10-27 | 2022-10-27 | Rolling mill bearing seal assembly |
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| CN202211326287.8A CN115750604B (en) | 2022-10-27 | 2022-10-27 | Rolling mill bearing seal assembly |
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| US11359666B2 (en) * | 2017-06-06 | 2022-06-14 | Atlas Machine And Supply, Inc. | Bearing system, roll assembly, and metal coating line assembly including same |
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| CN115750604A (en) | 2023-03-07 |
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