CN207308581U - A kind of roller system mounting structure of short stress rolling mill - Google Patents
A kind of roller system mounting structure of short stress rolling mill Download PDFInfo
- Publication number
- CN207308581U CN207308581U CN201720701095.9U CN201720701095U CN207308581U CN 207308581 U CN207308581 U CN 207308581U CN 201720701095 U CN201720701095 U CN 201720701095U CN 207308581 U CN207308581 U CN 207308581U
- Authority
- CN
- China
- Prior art keywords
- bearing
- lid
- roll
- ring
- roller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Rolls And Other Rotary Bodies (AREA)
Abstract
The utility model provides a kind of roller system mounting structure of short stress rolling mill, same roll is connected by four-line column roller bearing inside two bearing blocks, two bearing blocks are equipped with labyrinth lid and labyrinth ring close to the side of the shaft shoulder, the outer ring of bearing top cover is equipped with fore side bearing cap, the upside of bearing branch lid is equipped with intermediate sleeve, side of the bearing branch lid away from transmission side shaft holder is connected with external thread sleeve, intermediate sleeve is connected on the upside of inner screw sheath, side of the axle sleeve away from the shaft shoulder is equipped with roll bearing lid, and roll bearing lid is connected to roll by total cartridge screw.A kind of roller system mounting structure of short stress rolling mill described in the utility model, eliminates original fragile part, so as to improve the service life of roller system installing component, while reduces roller system number of parts, improves dress roller efficiency, reduces spare parts cost.
Description
Technical field
The utility model belongs to hot mill roller system assembling, more particularly, to a kind of roller system mounting structure of short stress rolling mill.
Background technology
The roller system of current most of milling trains needs screw thread semi-ring in an installation, and first, this body structure of screw thread semi-ring, which exists, to be lacked
Fall into.The part processing technology is treated again to survive the part with toothless saw sawing after the completion of all manufacturing procedures first to process screw thread.Sawing
The defects of very easy generation burr during cutting, overlap, screw thread is destroyed, it is bothersome laborious when causing roller system to be installed；Secondly, screw thread
Semi-ring sheet is as two semicircular rings, and when filling assembling roller system between roller and when part warehouse storage spare part is easy to supporting two and half
Ring is obscured with other semi-rings, causes the error of the subsequently link such as assembling, and then influences the progress and efficiency of Rolling production；Finally,
Since hot mill roller system local environment is more severe, roll cooling water splash, iron scale adheres to for a long time, when such screw thread is long
Between after occur that rust is waited indefinitely phenomenon, scene can only pass into disuse or destroy dismounting, cause the waste of steel mill's resource.
The content of the invention
In view of this, the utility model is directed to a kind of roller system mounting structure of short stress rolling mill, removes original spiral shell
Line semi-ring, reduces helicitic texture, improves the service life of roller system installation, makes roll more convenient in assembling and use.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
A kind of roller system mounting structure of short stress rolling mill, including：Bearing block, shaft shoulder detent mechanism, clamp system, fore side
Clamp system, transmission side clamp system.
The bearing block includes an operation side shaft holder and a transmission side shaft holder, and two bearing blocks are respectively arranged on and roll
At two roll necks of roller, same roll, two bearing blocks are connected by four-line column roller bearing inside two bearing blocks
Shaft shoulder detent mechanism is equipped with close to the side of the shaft shoulder.
The clamp system includes fore side clamp system and transmission side clamp system, and the fore side clamp system is arranged on
Side of the side shaft holder away from the shaft shoulder is operated, the transmission side clamp system is arranged on side of the transmission side shaft holder away from the shaft shoulder,
The outer ring of two four-line column roller bearings is clamped spacing, two clamp systems by two clamp systems with bearing block respectively
The inner ring of four-line column roller bearing is clamped with labyrinth ring spacing.
The moving mechanism is arranged on side of the transmission side bearing cap away from bearing block, moving mechanism and transmission side clamp system
Between by thread fitting, moving mechanism drives inner ring, roll and the labyrinth ring of four-line column roller bearing to move together.
Further, the shaft shoulder detent mechanism includes labyrinth lid and labyrinth ring, and the wherein side of the labyrinth ring is held out against
The shaft shoulder, the opposite side of labyrinth ring are sticked in labyrinth lid, and the labyrinth lid is connected to bearing block.
Further, the fore side clamp system includes fore side bearing cap, bearing top cover and semi-ring, the bearing top
Set is equipped with fore side bearing cap by key connection in the roll neck of roll, the outer ring of bearing top cover, and fore side bearing cap is connected to behaviour
Make side shaft holder, wherein one end of bearing top cover holds out against four-line column roller bearing, and the other end of bearing top cover passes through clamp screw
Nail and conjunction screw are connected with semi-ring.
Further, the transmission side clamp system includes transmission side bearing cap, axle sleeve, roll bearing lid and general assembly spiral shell
Bolt, the transmission side bearing cap are connected to transmission side shaft holder, and the side of transmission side bearing cap holds out against four-line column roller bearing
Outer ring, the axle sleeve is arranged on side of the roll neck away from roll, and one end of axle sleeve holds out against the inner ring of four-line column roller bearing, axis
Side of the set away from roll neck is equipped with roll bearing lid, and the roll bearing lid is bolted in roll by general assembly.
Further, the moving mechanism includes bearing branch lid, external thread sleeve, inner screw sheath and intermediate sleeve, the transmission
Side of the side bearing lid away from bearing block is connected with intermediate sleeve and inner screw sheath in turn, and the bearing branch is covered on transmission side bearing
The inner side of lid and intermediate sleeve, the bearing branch outer side of lid are connected through a screw thread vertical worm screw, bearing branch lid and transmission side axle
Hold between covering by thread fitting, two-way circular cone thrust bearing is equipped between bearing branch lid and axle sleeve, is led in the inner screw sheath
Cross and be threaded with external thread sleeve, the external thread sleeve is bolted to bearing branch lid.
Further, skeleton lip-type packing is equipped between the fore side bearing cap and bearing top cover.
Further, O-ring seal, the external thread sleeve and roll mandrel are equipped between the external thread sleeve and inner screw sheath
Hold and be equipped with J-type sealing ring between covering.
Further, the top of the bearing block is equipped with oil circuit, the oil communication to four-line column roller bearing it is outer
Circle, one end of oil circuit is equipped with pouring orifice.
Further, side of the inner screw sheath away from the shaft shoulder is connected with block, and the lower end of the block is located at outer spiral shell
Side of the line set away from the shaft shoulder.
Further, the holding screw and conjunction screw are equipped with multiple, and holding screw and conjunction screw are arranged alternately.
Relative to the prior art, a kind of roller system mounting structure of short stress rolling mill described in the utility model is with following excellent
Gesture：
A kind of roller system mounting structure of short stress rolling mill described in the utility model, by above-mentioned improvement, eliminates original
Some fragile parts, so as to improve the service life of roller system installing component, while reduce roller system number of parts, improve
Roller efficiency is filled, reduces spare parts cost.
Brief description of the drawings
The attached drawing for forming the part of the utility model is used to provide a further understanding of the present invention, this practicality is new
The schematic description and description of type is used to explain the utility model, does not form the improper restriction to the utility model.
In attached drawing：
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the partial enlarged view of part B in Fig. 1.
Description of reference numerals：
1- rolls；2- labyrinth rings；The skeleton lip-type packings of 3-；4- four-line column roller bearings；51- is driven side bearing
Seat；52- operates side shaft holder；6- fore side bearing caps；7- bearing top covers；8- holding screws；9- keys；10- conjunction screws；11-
Semi-ring；12- oil circuits；13- pouring orifices；The 14- shaft shoulders；16- axle sleeves；17- bearing branch lids；18- intermediate sleeves；19- inner screw sheaths；20-
Block；21-O type sealing rings；22- external thread sleeves；23-J type sealing rings；24- general assembly bolts；25- transmission side bearing caps；26- is double
To circular cone thrust bearing；27- labyrinths lid；28- roll bearing lids；29- roll necks.
Embodiment
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
In the description of the utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than instruction
Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For the limitation to the utility model.In addition, term " first ", " second " etc. are only used for description purpose, and it is not intended that instruction
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined
Feature can express or implicitly include one or more this feature.In the description of the utility model, unless separately
It is described, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the utility model.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
As illustrated in fig. 1 and 2, including：Bearing block, shaft shoulder detent mechanism, clamp system, fore side clamp system, transmission side
Clamp system.
The bearing block includes an operation side shaft holder 52 and a transmission side shaft holder 51, and two bearing blocks are set respectively
At two roll necks 29 of roll 1, same roll 1 is connected by four-line column roller bearing 4 inside two bearing blocks, two
A bearing block is equipped with shaft shoulder detent mechanism close to the side of the shaft shoulder 14.
The clamp system includes fore side clamp system and transmission side clamp system, and the fore side clamp system is arranged on
Side of the side shaft holder 52 away from the shaft shoulder 14 is operated, the transmission side clamp system is arranged on transmission side shaft holder 51 away from the shaft shoulder 14
Side, two clamp systems the outer ring of two four-line column roller bearings 4 is clamped with bearing block respectively it is spacing, two
The inner ring of four-line column roller bearing 4 is clamped spacing by clamp system with labyrinth ring 2.
The moving mechanism is arranged on side of the transmission side bearing cap 25 away from bearing block, moving mechanism and transmission side clamping machine
Inner ring, roll 1 and the labyrinth ring 2 of four-line column roller bearing 4 is driven to move together by thread fitting, moving mechanism between structure
It is dynamic.
The shaft shoulder detent mechanism includes labyrinth lid 27 and labyrinth ring 2, and the wherein side of the labyrinth ring 2 holds out against the shaft shoulder
14, the opposite side of labyrinth ring 2 is sticked in labyrinth lid 27, and the labyrinth lid 27 is connected to bearing block.
The fore side clamp system includes fore side bearing cap 6, bearing top cover 7 and semi-ring 11, and the bearing top cover 7 is logical
The roll neck 29 that key 9 is connected to roll 1 is crossed, the outer ring of bearing top cover 7 is equipped with fore side bearing cap 6, and fore side bearing cap 6 is connected to
Side shaft holder 52 is operated, wherein one end of bearing top cover 7 holds out against four-line column roller bearing 4, and the other end of bearing top cover 7 passes through
Holding screw 8 and conjunction screw 10 are connected with semi-ring 11.
The transmission side clamp system includes transmission side bearing cap 25, axle sleeve 16, roll bearing lid 28 and general assembly bolt 24,
The transmission side bearing cap 25 is connected to transmission side shaft holder 51, and the side of transmission side bearing cap 25 holds out against four-row cylindrical roller
The outer ring of bearing 4, the axle sleeve 16 are arranged on side of the roll neck 29 away from roll 1, and one end of axle sleeve 16 holds out against four-row cylindrical roller
The inner ring of bearing 4, side of the axle sleeve 16 away from roll neck 29 are equipped with roll bearing lid 28, and the roll bearing lid 28 passes through general assembly spiral shell
Nail 24 is connected to roll 1.
The moving mechanism includes bearing branch lid 17, external thread sleeve 22, inner screw sheath 19 and intermediate sleeve 18, the transmission side
Side of the bearing cap 25 away from bearing block is connected with intermediate sleeve 18 and inner screw sheath 19 in turn, and the bearing branch lid 17, which is arranged on, to be passed
The inner side of dynamic side bearing lid 25 and intermediate sleeve 18, the outside of bearing branch lid 17 are connected through a screw thread vertical worm screw, bearing
By thread fitting between branch lid 17 and transmission side bearing cap 25, pushed away between bearing branch lid 17 and axle sleeve 16 equipped with two-way circular cone
Power bearing, has been connected through a screw thread external thread sleeve 22 in the inner screw sheath 19, the external thread sleeve 22 is bolted to
Bearing branch lid 17.
Skeleton lip-type packing 3 is equipped between the fore side bearing cap 6 and bearing top cover 7.
O-ring seal 21, the external thread sleeve 22 and roll mandrel are equipped between the external thread sleeve 22 and inner screw sheath 19
Hold and be equipped with J-type sealing ring 23 between lid 28.
The top of the bearing block is equipped with oil circuit 12, and the oil circuit 12 is connected to the outer ring of four-line column roller bearing 4,
One end of oil circuit 12 is equipped with pouring orifice 13.
The side of the inner screw sheath 19 away from the shaft shoulder 14 is connected with block 20, and the lower end of the block 20 is located at external screw thread
Cover 22 sides away from the shaft shoulder 14.
The holding screw 8 and conjunction screw 10 are equipped with multiple, and holding screw 8 and conjunction screw 10 are arranged alternately.
The device operation principle, first installation operation side are hot successively by the inner ring of labyrinth ring 2 and four-line column roller bearing 4
At roll neck 29 loaded on roll 1, then by labyrinth lid 27, the outer ring of four-line column roller bearing 4 and fore side bearing cap 6
It is installed on operation side shaft holder 52, is then installed to mounted operation side shaft holder 52 along the axis of roll 1 successively
Position.At this time, the radially positioning completely of four-line column roller bearing 4, the axial positioning completely in outer ring of four-line column roller bearing 4, and
The inner ring of four-line column roller bearing 4 only has side to be positioned by labyrinth ring 2.Then bearing top cover 7 is assembled, in order to which the later stage tears roller side open
Just, therefore clearance fit is made into the cooperation between bearing top cover 7 and roll neck 29, is produced relatively for anti-bearing top cover 7 and roll neck 29
Rotate, therefore roll neck 29 is provided with keyway and installs corresponding key 9, bearing top cover 7 is rotated together with roll neck 29, treats bearing top cover
After 7 install, first semi-ring 11 is stuck in 1 corresponding groove of roll, puts on conjunction screw 10, but do not tightened, at this time semi-ring
11 will not drop from roll 1.Then holding screw 8 is installed, and tightened, 7 side of bearing top cover is close to four-row cylindrical roller
1 trough rim of roll is close in the inner ring of bearing 4,11 side of semi-ring, and the inner ring of four-line column roller bearing 4 is axially fixed.It is anti-
The only thread looseness between holding screw 8 and semi-ring 11, the conjunction screw 10 for also needing to be through in bearing top cover 7 are tightened, and are eliminated
Thread pitch between holding screw 8 and semi-ring 11, so far installation is complete for roller system fore side.
Transmission side is installed again, by the inner ring of labyrinth ring 2 and four-line column roller bearing 4 successively hot charging in the roll neck of roll 1
At 29, labyrinth lid 27, the outer ring of four-line column roller bearing 4 and fore side bearing cap 6 are then installed on fore side successively
On bearing block 52, then mounted operation side shaft holder 52 is installed in place along the axis of roll 1, axle sleeve 16 is installed
On the shaft shoulder 14, the outer ring of axle sleeve 16 is connected with two-way circular cone thrust bearing 26, the outer ring connection of two-way circular cone thrust bearing 26
There is bearing branch lid 17, bearing branch lid 17 is tight by 4 pressure-bearing of first axle, the roll spacing axially through roll bearing lid 28 of axle sleeve 16
Bearing cap 28 is connected to roll 1, rotary worm by general assembly bolt 24, and worm screw is rotated by thread belt dynamic bearing branch lid 17, because
By thread fitting between bearing branch lid 17 and transmission side bearing cap 25, while transmission side bearing cap 25 is fixed, so bearing
Branch lid 17 is moved along the axis of roll, and bearing branch lid 17 is bolted external thread sleeve 22, and general assembly bolt 24 is by external screw thread
Set 22 is connected with roll 1 and roll bearing lid 28, while roll bearing lid 28 is bolted to axle sleeve 16, so bearing
Branch lid 17 drives external thread sleeve 22, general assembly bolt 24, roll 1 and roll bearing lid 28 to move together, due to four-row cylindrical roller
The inner ring of bearing 4 is connected to roll neck 29, so the inner ring of four-line column roller bearing 4 moves together with roll neck, four row cylinders
The outer ring of roller bearing 4 is connected to bearing block, so the outer ring of four-line column roller bearing 4 is not moved, block 20 is to external screw thread
The progress of set 22 is spacing, prevents that its displacement distance is excessive.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on, should be included in the utility model
Protection domain within.
Claims (10)
- A kind of 1. roller system mounting structure of short stress rolling mill, it is characterised in that：Including：Bearing block, shaft shoulder detent mechanism, clamping machine Structure and moving mechanism；The bearing block includes an operation side shaft holder (52) and a transmission side shaft holder (51), and two bearing blocks are set respectively In two roll neck (29) places of roll (1), same roll is connected by four-line column roller bearing (4) inside two bearing blocks Roller (1), two bearing blocks are equipped with shaft shoulder detent mechanism close to the side of the shaft shoulder (14)；The clamp system includes fore side clamp system and transmission side clamp system, and the fore side clamp system is arranged on operation Side of the side shaft holder (52) away from the shaft shoulder (14), the transmission side clamp system are arranged on transmission side shaft holder (51) away from the shaft shoulder (14) outer ring of two four-line column roller bearings (4) and bearing block are clamped limit by side, two clamp systems respectively Position, the inner ring of four-line column roller bearing (4) is clamped spacing by two clamp systems with labyrinth ring (2)；The moving mechanism is arranged on side of the transmission side bearing cap (25) away from bearing block, moving mechanism and transmission side clamp system Between by thread fitting, moving mechanism drives inner ring, roll (1) and the labyrinth ring (2) of four-line column roller bearing (4) together It is mobile.
- A kind of 2. roller system mounting structure of short stress rolling mill according to claim 1, it is characterised in that：The shaft shoulder positioning Mechanism includes labyrinth lid (27) and labyrinth ring (2), and the wherein side of the labyrinth ring (2) holds out against the shaft shoulder (14), labyrinth ring (2) Opposite side is sticked in labyrinth lid (27), and the labyrinth lid (27) is connected to bearing block.
- A kind of 3. roller system mounting structure of short stress rolling mill according to claim 1, it is characterised in that：The fore side folder Tight mechanism includes fore side bearing cap (6), bearing top cover (7) and semi-ring (11), and the bearing top cover (7) is connected by key (9) Roll neck (29) in roll (1), the outer ring of bearing top cover (7) are equipped with fore side bearing cap (6), fore side bearing cap (6) connection In operation side shaft holder (52), wherein one end of bearing top cover (7) holds out against four-line column roller bearing (4), bearing top cover (7) The other end is connected with semi-ring (11) by holding screw (8) and conjunction screw (10).
- A kind of 4. roller system mounting structure of short stress rolling mill according to claim 1, it is characterised in that：The transmission side folder Tight mechanism includes transmission side bearing cap (25), axle sleeve (16), roll bearing lid (28) and general assembly bolt (24), the transmission side axle Hold lid (25) and be connected to transmission side shaft holder (51), the side of transmission side bearing cap (25) holds out against four-line column roller bearing (4) Outer ring, the axle sleeve (16) is arranged on side of the roll neck (29) away from roll (1), and one end of axle sleeve (16) holds out against the rolling of four row cylinders The inner ring of sub- bearing (4), side of the axle sleeve (16) away from roll neck (29) are equipped with roll bearing lid (28), the roll bearing lid (28) roll (1) is connected to by general assembly bolt (24).
- A kind of 5. roller system mounting structure of short stress rolling mill according to claim 1, it is characterised in that：The moving mechanism Including bearing branch lid (17), external thread sleeve (22), inner screw sheath (19) and intermediate sleeve (18), the transmission side bearing cap (25) is remote The side of off-axis bearing is connected with intermediate sleeve (18) and inner screw sheath (19) in turn, and the bearing branch lid (17) is arranged on transmission side axle The inner side of lid (25) and intermediate sleeve (18) is held, vertical worm screw, bearing are connected through a screw thread on the outside of the bearing branch lid (17) By thread fitting between branch lid (17) and transmission side bearing cap (25), it is equipped between bearing branch lid (17) and axle sleeve (16) two-way Circular cone thrust bearing, the inner screw sheath (19) is interior to be connected through a screw thread external thread sleeve (22), and the external thread sleeve (22) is logical Cross and be bolted in bearing branch lid (17).
- A kind of 6. roller system mounting structure of short stress rolling mill according to claim 3, it is characterised in that：The operation side axle Hold and skeleton lip-type packing (3) is equipped between lid (6) and bearing top cover (7).
- A kind of 7. roller system mounting structure of short stress rolling mill according to claim 5, it is characterised in that：The external thread sleeve (22) O-ring seal (21) is equipped between inner screw sheath (19), between the external thread sleeve (22) and roll bearing lid (28) Equipped with J-type sealing ring (23).
- A kind of 8. roller system mounting structure of short stress rolling mill according to claim 1, it is characterised in that：The bearing block Top is equipped with oil circuit (12), and the oil circuit (12) is connected to the outer ring of four-line column roller bearing (4), and one end of oil circuit (12) is set There is pouring orifice (13).
- A kind of 9. roller system mounting structure of short stress rolling mill according to claim 7, it is characterised in that：The inner screw sheath (19) side away from the shaft shoulder (14) is connected with block (20), and the lower end of the block (20) is located at external thread sleeve (22) away from axis The side of shoulder (14).
- A kind of 10. roller system mounting structure of short stress rolling mill according to claim 3, it is characterised in that：The clamp screw Nail (8) and conjunction screw (10) are equipped with multiple, and holding screw (8) and conjunction screw (10) are arranged alternately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720701095.9U CN207308581U (en) | 2017-06-15 | 2017-06-15 | A kind of roller system mounting structure of short stress rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720701095.9U CN207308581U (en) | 2017-06-15 | 2017-06-15 | A kind of roller system mounting structure of short stress rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207308581U true CN207308581U (en) | 2018-05-04 |
Family
ID=62436438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720701095.9U Expired - Fee Related CN207308581U (en) | 2017-06-15 | 2017-06-15 | A kind of roller system mounting structure of short stress rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207308581U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108824059A (en) * | 2018-06-19 | 2018-11-16 | 东莞市联洲知识产权运营管理有限公司 | A kind of roller shell structure on paper-making drying cylinder |
-
2017
- 2017-06-15 CN CN201720701095.9U patent/CN207308581U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108824059A (en) * | 2018-06-19 | 2018-11-16 | 东莞市联洲知识产权运营管理有限公司 | A kind of roller shell structure on paper-making drying cylinder |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207308581U (en) | A kind of roller system mounting structure of short stress rolling mill | |
| CN104399581B (en) | A kind of drums for magnetic separation machine with the semi-shaft type that compression type end cap is installed | |
| CN110026787B (en) | Machine tool spindle sealing and pollution discharging structure | |
| CN102522845B (en) | Motor bearing apparatus with sleeve | |
| CN206736417U (en) | A kind of godet unit with water cooling sleeve-bearing suitable for carbon fiber equipment | |
| CN202732715U (en) | Sealing ring bearing | |
| CN109185346A (en) | Bearing holder (housing, cover), gear-box and rail vehicle | |
| CN214923412U (en) | Workpiece spindle assembly for grinding machine | |
| CN205380381U (en) | Dress that main shaft kept off oil pipe welds cutting tool | |
| CN210919995U (en) | Oil-cooled lead screw transmission device | |
| CN102966818A (en) | Multi-channel center revolving joint and wheeled crane | |
| CN206600469U (en) | A kind of oil seal lip protective case | |
| CN102221044B (en) | Rolling bearing system | |
| CN220506097U (en) | Oil distributing sleeve for full-hydraulic drilling machine | |
| CN216643079U (en) | Bearing seal and disk feeder | |
| CN220857761U (en) | Oil seal conducting ring and oil cooling motor | |
| CN203335213U (en) | Fan bracket assembly | |
| CN109366204A (en) | A kind of heavy type numerical control lathe spindle relief arrangement | |
| CN221170673U (en) | Output end sealing structure of main driving speed reducer of shield tunneling machine | |
| CN211107674U (en) | Steering knuckle for plant protection machine | |
| CN214661035U (en) | Sealing structure of circulating pump machine | |
| CN218267118U (en) | Totally enclosed speed reducer of sprayer | |
| CN207554601U (en) | A kind of sealing device of bearing block | |
| CN209719168U (en) | A kind of improved car wheel structure | |
| CN106835361A (en) | A kind of godet unit with water-cooled sleeve-bearing suitable for carbon fiber equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180504 Termination date: 20190615 |