CN105195517B - Rapid mounting and rapid dismounting type roller shaft sleeve without transmission gap - Google Patents
Rapid mounting and rapid dismounting type roller shaft sleeve without transmission gap Download PDFInfo
- Publication number
- CN105195517B CN105195517B CN201510604377.2A CN201510604377A CN105195517B CN 105195517 B CN105195517 B CN 105195517B CN 201510604377 A CN201510604377 A CN 201510604377A CN 105195517 B CN105195517 B CN 105195517B
- Authority
- CN
- China
- Prior art keywords
- sleeve body
- axle sleeve
- sliding block
- roll axle
- shaft sleeve
- 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.)
- Active
Links
Landscapes
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Abstract
The invention provides a rapid mounting and rapid dismounting type roller shaft sleeve without a transmission gap. The rapid mounting and rapid dismounting type roller shaft sleeve comprises a shaft sleeve body, key plates and an end cover, wherein an inner cavity for containing a roller flat end is formed in the shaft sleeve body; the key plates are connected with an inner cavity wall of the shaft sleeve body, and the two key plates are symmetrically arranged on the inner cavity wall of the shaft sleeve body from left to right; the end cover is fixedly arranged at the end part of the shaft sleeve body; the rapid mounting and rapid dismounting type roller shaft sleeve further comprises slide block locking mechanisms which are movably connected onto the inner cavity wall of the shaft sleeve body along the radial direction of the shaft sleeve body; the two slide block locking mechanisms are symmetrically arranged on the inner cavity wall of the shaft sleeve body from top to bottom and are used for being in contact and separated from two symmetrical circular-arc parts of the rolling flat end, so that rapid mounting and rapid dismounting of the rapid mounting and rapid dismounting type roller shaft sleeve can be realized, and the transmission gap between the rapid mounting and rapid dismounting type roller shaft sleeve and the roller flat end can be eliminated through the common effect of the slide block locking mechanisms and the key plate.
Description
Technical field
The present invention relates to a kind of quick dispatch roll axle sleeve without drive gap, can eliminate roll axle sleeve and roller palm
Between drive gap, it is possible to realize the quick assembling and fast quick-detach of roll axle sleeve.
Background technology
To prevent to roll elbow accident, need to eliminate the drive gap between roller palm and roll axle sleeve as far as possible, and be
Quick assembling and dismounting milling train, roller palm again must be coordinated with roll axle sleeve using larger gap, and this is conflict.
By taking small rod rolling mill as an example, in universal-joint spindle and roll connecting portion, by the keypad in roll axle sleeve with
Roller palm coordinates to transmit rolling torsion.In order to realize the frequent replacing of roll, roll axle sleeve must be implemented with roller palm
Larger gap coordinates, and this has resulted in roll and " travelling " state is in axle sleeve.
If there is larger gap between roll axle sleeve and roller palm, two rolls transmission linear velocity can be caused inconsistent,
Workpiece front end nips roll moment, and two rolls cannot accomplish that synchronous averaging processes rolled piece, inevitably make workpiece front end because
There is " elbow " in linear differential.
Cause rolled piece smoothly to spue the passage milling train if conference is crossed in rolling " elbow ", or cause lower a time milling train
Failure is nipped, both of which occurs pernicious piling of steel accident, be forced shutdown process.
In order to eliminate the gap between roll axle sleeve and roller palm as far as possible, need periodically to change transmission keypad simultaneously, make
Into the waste of keypad.
In the deeper pass passage in part, due to same section velocity deviation of reaching the standard grade it is bigger, it is easier to there is rolling curved
Head.Need to coordinate in the gap of roll axle sleeve and roller palm and change into interference fits, when changing roll at the scene, can only take
Heated roll axle sleeve, is set with again the way in roller palm portion after thermal expansion, this can undoubtedly reduce milling train working performance.
The content of the invention
It is an object of the invention to provide a kind of quick dispatch roll axle sleeve without drive gap, can eliminate roll axle sleeve
Drive gap between roller palm, it is possible to realize the quick assembling and fast quick-detach of roll axle sleeve.
To achieve these goals, the present invention provides following technical scheme：
A kind of quick dispatch roll axle sleeve without drive gap, including sleeve body, keypad and end cap, the sleeve body
The inner chamber for accommodating roller palm is formed with, the keypad is connected on the internal chamber wall of the sleeve body, and in the axle
Two are arranged in symmetrical mode on the internal chamber wall of set body, the end cap is fixed on the end of the sleeve body, also wraps
Include,
Sliding block locking mechanism, being connected to moving radially on the internal chamber wall of the sleeve body along the sleeve body,
And two are arranged with upper and lower symmetric mode on the internal chamber wall of the sleeve body, for symmetrical with the two of the roller palm
Circular arc position is contacting and separating, so as to realize the quick assembling and fast quick-detach of the quick dispatch roll axle sleeve, and with it is described
Keypad collective effect eliminates the drive gap between the quick dispatch roll axle sleeve and the roller palm.
Preferably, in the above-mentioned quick dispatch roll axle sleeve without drive gap, on the internal chamber wall of the sleeve body
Two the first grooves are provided with upper and lower symmetric mode；The sliding block locking mechanism includes：Locking sliding block and securing member；The locking
One end of slide block is embedded in first groove；The securing member is connected with one end of the locking sliding block, and movably arranges
So that the other end of the locking sliding block is contacting and separating with the circular arc position of the roller palm on the sleeve body.
Preferably, in the above-mentioned quick dispatch roll axle sleeve without drive gap, one end of the locking sliding block is provided with bag
The second groove of slot and lower wide opening is included, the groove width of the lower wide opening is more than the groove width of the upper slot；The securing member is
Fastening bolt, the head of the fastening bolt is located in the lower wide opening, to tangle the locking sliding block, the fastening bolt with
Screwed hole on the sleeve body is threadedly coupled, and the screw rod end of the fastening bolt is stretched out outside the sleeve body.
Preferably, in the above-mentioned quick dispatch roll axle sleeve without drive gap, the screw rod end of the fastening bolt passes through
Screwed retaining ring is fixed on outside the sleeve body.
Preferably, in the above-mentioned quick dispatch roll axle sleeve without drive gap, second groove is T-slot, described
Fastening bolt is T-shaped fastening bolt.
Preferably, in the above-mentioned quick dispatch roll axle sleeve without drive gap, first groove is in the axle sleeve sheet
Along the axially extending of the sleeve body on body；The length of the length of first groove and second groove is rolled with described
Length of the circular arc position of roller homalocephalus along sleeve body axial direction is identical.
Preferably, in the above-mentioned quick dispatch roll axle sleeve without drive gap, the quantity of the fastening bolt be it is multiple,
Multiple fastening bolts set gradually along the axial direction of the sleeve body.
Preferably, in the above-mentioned quick dispatch roll axle sleeve without drive gap, the other end of the locking sliding block is arc
Face, can be with the circular arc position good contact of the roller palm.
Preferably, in the above-mentioned quick dispatch roll axle sleeve without drive gap, on the other end of the locking sliding block
It is provided with friction plate.
Preferably, in the above-mentioned quick dispatch roll axle sleeve without drive gap, the friction plate is asbestos material.
The present invention provide the quick dispatch roll axle sleeve without drive gap, be thoroughly eliminate quick dispatch roll axle sleeve with
Drive gap between roller palm, special to make sliding block locking mechanism and keypad combinations, sliding block locking mechanism guarantees to roll
Moment of torsion transmission during gap processed, and sliding block locking mechanism can realize the quick assembling and fast quick-detach of roll axle sleeve.
Description of the drawings
Fig. 1 is former roll axle sleeve axial direction cross-sectional schematic；
Fig. 2 is former roll axle sleeve radial direction cross-sectional schematic；
Fig. 3 is that roller palm is in travelling view in former roll axle sleeve (having gap to be driven)；
Fig. 4 is the axial cross-sectional schematic of one embodiment of the invention；
Fig. 5 is A-A in Fig. 4 to schematic diagram；
Stable rolling view is kept in the axle sleeve of Fig. 6 roller palms embodiment in the diagram；
Fig. 7 is the locking sliding block and friction plate radial direction cross-sectional schematic in Fig. 4 in embodiment；
Fig. 8 is N-N in Fig. 7 to schematic diagram；
Fig. 9 roller palms and roll axle sleeve released state schematic diagram；
Figure 10 roller palms view in roll axle sleeve；
Figure 11 is pass figure before the pre- cuttings of the cutting K5 of Φ 10 3.
Description of reference numerals：1 sleeve body；2 keypads；3 locking sliding blocks；4 securing members (T-shaped fastening bolt)；5 friction plates；6
Screwed retaining ring；7 end caps；8 keypad fixing bolts；10 second grooves；Slot on 100；101 times wide openings；11 first grooves.
Specific embodiment
The present invention is described in further details with reference to the accompanying drawings and detailed description.
Existing roll axle sleeve is to ensure quick assembling and fast quick-detach as shown in Figure 1 to Figure 3, and the bar milks of Φ 350 roll
Roller homalocephalus thickness H=120 (- 0.2～-0.3), the width h=120 (+0.2～+0.25) in axle sleeve between keypad 2, then assemble
Gap (0.4～0.55mm)；It is folded to the travelling deviation (350 120 × 0.5=1.45mm of ÷) of two rolling faces.From a left side in Fig. 3
It is followed successively by the right side：(1) in as-rolled condition when the position relationship schematic diagram of roller palm and sleeve body 1, (2) in rolling from
Roller palm and axle during slot status de- in rolling by the position relationship schematic diagram of roller palm during state and sleeve body 1, (3)
The position relationship schematic diagram of set body 1, i.e., be normal as-rolled condition shown in (1), is not normally to roll shape shown in (2) and (3)
State, (2) are states between (1) and (3) two states are freely changed.In order to better illustrate, it is roll that a, b, A, B are indicated in figure
Four angle positions of homalocephalus；A ', b ', A ', B ' are four positions of roll axle sleeve for corresponding contact.A, b, A, B are intersected
Sign, because when normally using, a and A and b and B always occurs simultaneously.
This gap of on-site actual situations can constantly increase：Steel is stung due to what roller palm and the gap of axle sleeve keypad 2 were caused
Impulsive force manyfold bigger than pair rolling torsional forces, keypad 2 occurs plastic deformation, and gap also just constantly expansion, impact is got over
Come bigger, such vicious cycle, until cause keypad deformation seriously to scrap changing in pairs again.The rolling elbow thing that period causes
Therefore rate also can constantly rise, react in different shaped jet holes, can be different because of pass effect, the susceptibility to failure for causing is different, and K5 is
The front hole of pre- cutting is the maximum pass of groove depth, is also the passage for being easiest to occur elbow failure, and Figure 10 is the cuttings of Φ 10 3
Pass figure before the pre- cuttings of K5, K5 pass sizes 30mm × 14mm belong to the maximum pass of groove depth.
In three cutting technique productions Φ 10mm specification screw-thread steels, above-mentioned two rolling face moves about deviation 1.45mm, meeting
Because groove depth causes greatly linear velocity deviation enlarge-effect, equivalent to roller diameter 30mm is increased, and another roll
Reduce 30mm, final deviation (350+60) 120 × 0.5=1.71mm of ÷.Once there is maximum deviation and sting steel, rolled piece head in two rolls
Portion necessarily occurs " elbow ".This elbow often brings top outlet guide, and lower a time pre-cut point is not entered, or three cutting material types are not
Etc. rolling accident of grading.
The quick dispatch roll axle sleeve of the embodiment that the present invention is provided is as shown in Figures 4 to 6, a kind of without drive gap
Quick dispatch roll axle sleeve, including sleeve body 1, keypad 2, end cap 7 and slider locking structure.Sleeve body 1 is formed with inner chamber,
For accommodating roller palm, as shown in Fig. 2 roller palm include two symmetrically arranged circular arc positions, i.e., go up circular arc position with
Lower circular arc position, and two symmetrically arranged plane positions, i.e. left plane position and right plane position, in the circumference of roller palm
On, be followed successively by circular arc position, left plane position, lower circular arc position and right plane position, using when, it is interior that roller palm inserts this
In chamber.Two keypad grooves of symmetrical machining on the internal chamber wall, for placing two keypads 2, keypad 2 is used for big in the operation of rolling
Moment of torsion is transmitted, and its one end is located in keypad groove, and the other end is located at outside keypad groove, two keypads 2 in the operation of rolling with wait to be driven
Two plane positions of roller palm contact respectively.Keypad 2 can by through sleeve body 1 keypad fixing bolt 8 with
The connection of the one end of keypad 2 is arranged in keypad groove, that is to say, that keypad 2 is connected to sleeve body 1 by keypad fixing bolt 8
On internal chamber wall.The quantity of keypad 2 is two, two symmetrical settings on internal chamber wall of keypad 2, as shown in figure 5, two keys
Plate 2 corresponds setting with regard to the symmetrical setting of vertical centrage with the left plane position of homalocephalus and right plane position,
End cap 7 is fixed on the end of sleeve body 1；Sliding block locking mechanism, it is arranged on axle sleeve sheet with moving radially along sleeve body 1
On the internal chamber wall of body 1, to realize being contacting and separating with the circular arc position of roller palm.Sliding block locking mechanism is in sleeve body 1
Two are arranged in laterally zygomorphic mode on internal chamber wall, is contacted for corresponding with the two of roller palm Symmetrical Circular Arc positions
And separation, when two Symmetrical Circular Arc location contacts of sliding block locking mechanism and roller palm, it is eliminated with the collective effect of keypad 2
Drive gap between roll sleeve body 1 and roller palm；When sliding block locking mechanism and two Symmetrical Circular Arcs of roller palm
When position separates, it is possible to achieve the quick assembling of roll axle sleeve and fast quick-detach.
It is very little due to there is gap and gap between sleeve body 1 and roller palm, therefore in order to be beneficial to slider locking
Mechanism's moving radially to realize contact of the sliding block locking mechanism with roller palm or separate, in sleeve body 1 along sleeve body 1
Internal chamber wall on be provided with two the first grooves 11：Respectively go up the first groove 11 and lower first groove 11, two the first grooves 11
Arranged in laterally zygomorphic mode, and corresponded with the two of homalocephalus symmetrically arranged circular arc positions, that is, go up the first groove 11
Position it is corresponding with the upper circular arc position of homalocephalus, the position of lower first groove 11 is corresponding with the lower circular arc position of homalocephalus；Due to two
The structure of individual sliding block locking mechanism is identical, only the structure of one of sliding block locking mechanism is specifically described below, slide block
Retaining mechanism includes：Locking sliding block 3 and securing member；In embedded first groove 11 in one end of locking sliding block 3；Securing member 4 and locking
One end connection of slide block 3, and be movably arranged on sleeve body 1, and then drive locking sliding block 3 in the first groove 11 along axle
Set body 1 is moved radially, so that the circular arc location contacts of the other end of locking sliding block 3 and roller palm or separating.
In order that locking sliding block 3 is simple and convenient with the assembly or disassembly of securing member, and the company of securing member and sleeve body 1
Connect solid and reliable, in one end of locking sliding block 3 the second groove 10 of slot 100 and lower wide opening 101 including on, lower wide opening are provided with
Groove width of 101 groove width more than upper slot 100；Securing member 4 is fastening bolt, and the head of fastening bolt is located in lower wide opening 101
To tangle locking sliding block 3, fastening bolt is threadedly coupled with the screwed hole on sleeve body 1, and stretches the screw rod end of fastening bolt
Go out outside sleeve body 1.During installation, first fastening bolt is fixed on sleeve body 1 by the screwed hole on sleeve body 1, and
The screw rod end of fastening bolt is stretched out outside sleeve body 1 in order to operate fastening bolt to make its moving radially along sleeve body 1, so
Afterwards the groove width difference by having between the upper slot 100 and lower wide opening 101 of the second groove 10 hangs over the head of fastening bolt
In lower wide opening 101.In other examples, securing member 4 can be the round bar for being provided with elastic bumps, set on sleeve body 1
Through hole is equipped with, multiple pits are disposed with along the axial direction of through hole on through-hole wall, by elastic bumps and axle sleeve on round bar
The cooperation of the pit of diverse location is realizing on the through-hole wall of body：Fasten when securing member 4 is moved in the through hole of sleeve body 1
Part 4 is fixed on the diverse location of sleeve body 1, and then drives locking sliding block 3 to move, flat so as to realize locking sliding block 3 and roll
The circular arc location contacts of head or separation.
Because slider locking structure need to guarantee to roll the moment of torsion transmission during gap, it is therefore desirable to which locking sliding block 3 provides foot
It is enough it is pre- answer pressure, and locking sliding block 3 is provided by fastening bolt and answers pressure in advance, flat to roll in order to strengthen locking sliding block 3
The pre- of head answers pressure, has screwed screwed retaining ring 6 at the screw rod end of fastening bolt to guarantee to provide continuous, that is to say, that：Tightly
The screw rod end of fixing bolt is fixed on outside sleeve body 1 by screwed retaining ring 6.
As shown in Figure 7 and Figure 8, the bottom surface (i.e. the other end of locking sliding block) of locking sliding block 3, that is, with roller palm
The one side of circular arc location contacts is cambered surface, so can keep good contact with the circular arc position of roller palm, it is ensured that friction pressure
Power.Locking sliding block 3 is in preferably strip shoe, and now the two sides of locking sliding block 3 and top surface (i.e. one end of locking sliding block 3) are
Plane, the two sides of locking sliding block 3 contact positioning with the first groove 11 (or referred to as slideway), can be in the first groove 11 inside and outside
Slide, implement locking and discharge.
In order to reduce the frictional force between fastening bolt and the second groove 10, the second groove 10 is T-slot, and fastening bolt is
T-shaped fastening bolt 4, T-shaped fastening bolt 4 is from the inside of sleeve body 1 toward outside installation, there is provided answer pressure in advance enough；T-shaped fastening
Part of the bolt 4 outside sleeve body 1 is fixed by screwed retaining ring 6, there is provided prevent from releasing prestressing force.
The length direction of the first groove 11 and the second groove 10 is consistent with the axial direction of sleeve body 1, i.e., with roll
The bearing of trend at the circular arc position of homalocephalus is consistent, the length of the length of the first groove 11 and the second groove 10 with roller palm
Length of the circular arc position along the axial direction of sleeve body 1 is identical, and the length of locking sliding block 3 is also with the circular arc position of roller palm along axle sleeve
The length of the axial direction of body 1 is identical, is so beneficial to the installation of fastening bolt and locking sliding block 3 is hung in fastening bolt.During installation,
Can be after the screwed hole that fastening bolt is arranged on sleeve body 1, in the end of sleeve body 1 by under the second groove 10
The head of the alignment fastening bolt of wide opening 101 is located in the lower wide opening of the second groove 10, and then tangles locking sliding block 3, then
Locking sliding block 3 is promoted it is moved along the first groove 11, so as to locking sliding block 3 is arranged in the first groove 11.
For the ease of locking sliding block 3 provide it is enough it is pre- answer pressure, the quantity of fastening bolt is multiple, multiple fastening bolts
Axial direction along sleeve body 1 sets gradually, it is preferable that the quantity of fastening bolt is two.
Friction plate 5 is provided between locking sliding block 3 and the circular arc position of roller palm, friction plate 5 is asbestos material, to increase
Plus frictional force, now friction plate 5 be referred to as asbestos friction sheet or asbestos band-type brake friction plate；As shown in Figure 7 and Figure 8, to guarantee asbestos
Friction plate 5 and inwall (bottom) good combination of locking sliding block 3, using rivet and counterbore riveting asbestos friction sheet 5 and lock are coordinated
Tight slide block 3.The shape of friction plate 5 should be consistent with curvature inside and outside locking sliding block 3 and roller palm, because of friction plate 5 in this example
It is not specialized factory's customization, but selects the standard component in driving band-type brake, is just locking cunning with greater need for using counterbore rivet
In block 3.It is preferred that being machined with the 3rd groove in the bottom surface of locking sliding block 3, the top of asbestos friction sheet 5 is located in the 3rd groove, stone
It is outer with the circular arc location contacts with roller palm that the bottom of cotton friction plate 5 is located at the 3rd groove, in other words：Asbestos friction sheet 5
In dividing embedded 3rd groove.
The explanation pass of pass figure shown in Figure 11 is deep, and same section velocity deviation of reaching the standard grade is bigger, it is easier to rolling occur
Elbow.Therefore, after using the present invention, linear velocity deviation can preferably be eliminated.
The roll axle sleeve installation operation step of the embodiment that the present invention is provided is as follows：
On the inner chamber of sleeve body 1 position vertical with keypad groove, symmetrical machining goes out two the first grooves 11, locking sliding block
3 two sides contact positioning with the first groove 11 for processing, and can inside and outside slide in the first groove 11, implement locking and release
Put.
T-slot 10 is opened at the top of locking sliding block 3, is coordinated with T-shaped fastening bolt 4, and T-shaped fastening bolt 4 is led to sleeve body 1
Cross screwed hole to coordinate generation propulsion and discharge prestressing force, after assembling is installed, a locking release action；Inwall (bottom) contrasts roll
The arc surface processing of homalocephalus, and inlay after asbestos friction sheet 5, it is ensured that locking sliding block 3 well connects with the circular arc position of roller palm
Touch；In order to prevent the locking of T-shaped fastening bolt 4 from releasing, spy adds screwed retaining ring 6；T-shaped fastening bolt 4 is installed with sleeve body 1 and matched somebody with somebody
During conjunction, need from the inside of sleeve body 1 to be installed outward by screwed hole.
After installing in sleeve body 1 etc. T-shaped fastening bolt 4, the locking sliding block 3 with asbestos friction sheet 5 from axle sleeve sheet
The opening of body 1, by the T-slot 10 at the top of locking sliding block 3 bottom that T-shaped fastening bolt 4 is inserted into sleeve body 1, axle are directed at
The outer end (opening) of set body 1 is fixed by end cap 7.
Roll axle sleeve material is forged steel 42CrMo, qualified, heating strength HB241～269 of detecting a flaw, it is ensured that increases locking and slides
The torsional strength that block 3 is entered after the first groove 11.
To guarantee inwall (bottom) good combination of asbestos friction sheet 5 and locking sliding block 3, using copper rivet counterbore riveting
Connect.The exterior arc surface of monolithic friction plate 5 is mating surface, and length can be 183mm, and width can be 70mm, and contact area is not little
In 12600mm2, fixed with copper rivet counterbore rivet after coordinating with the inner arc surface of locking sliding block 3.
The thickness of friction plate 5 is 8mm, and skin-friction coefficient is not less than 0.40.T-shaped fastening bolt 4 can be advised using M27 × 2
8.8 grades of lattice, can provide the prestressing force of 298000N, then can provide maximal friction 298000N × 0.40=119200N, folding
12.16 ton forces are closed, the unloaded torsion driving force of roll is met, it is ensured that the good linear velocity of roll occurs without fluctuation.
Rolling line on gapless roll axle sleeve bracket will be assembled.The outer pine of T-shaped fastening bolt 4 on axle sleeve, by T-shaped tight
Fixing bolt 4 slide bottom is received in two locking sliding blocks 3, to facilitate roller palm quick insertion.
Adjust two roller palm positions to align with the direction of two keypad of roll axle sleeve 2, mill roll hydraulic cylinder is started, by roll
Homalocephalus smoothly inserts roll axle sleeve.
With adjustment spanner to the 40% of the precompression of T-shaped fastening bolt 4, friction plate 5 is set to touch the circular arc of roller palm portion two
Side.
Two rolls are nipped into direction timber wedge along rolled piece and clogs fixation, with more than 1.2 meters crowbars universal-joint spindle is stirred respectively
Side, eliminates the fit clearance between roller palm and roll axle sleeve internal key plate 2.
The T-shaped precompression of fastening bolt 4 to 100% is fastened again, makes locking sliding block 3 and friction plate 5 fully compress roll flat
The circular arc of head two, and lock screwed retaining ring 6, it is ensured that continuous are provided.
Lifting universal-joint spindle protective cover, it is ensured that each rotation portion security protection is in place.
Start milling train production.Jing is examined, and it is regular concordant that rolled piece goes out K5 material types, without " elbow " phenomenon, is equal to roll
Axle sleeve hot charging form.
Change milling train reverse direction operating procedure to be summarized as follows：Shut down-hang out protective cover-release screwed retaining ring 6-T-shaped tight
Fixing bolt 4, makes locking sliding block 3 thoroughly depart from contact-hydraulic drive extraction milling train with roll-hang except old milling train-more renew
Milling train-assemble again.
The roll axle sleeve for assembling is installed in balance bracket, and rear end is connected with two universal-joint spindle flanges, balance bracket according to
By hydraulic cylinder extensional motion, the fast inserted and fast quick-detach with roller palm portion is completed.
Roll axle sleeve keypad 2 and roller palm force part that field observation is pulled down, the gapless of the embodiment of the present invention is passed
Dynamic roll axle sleeve internal key plate 2 and roller palm only one of which location contacts stress, distinguish bright with there is gap transmission full key board plate 2 contact
It is aobvious；Roller palm portion circular arc and locking sliding block 3 (friction plate 5) contact site, sharpness of border is without the changing of the relative positions.
Due to eliminating drive gap in advance, sting steel impact damage and be reduced to minimum, the gapless driving of the embodiment of the present invention
The life-span of roll axle sleeve internal key plate 2 is 5～7 times of conventional keypad 2.Axle sleeve balance bracket, mill drive section smooth running noiseless.
Rolling " elbow " failure prevents, and is equal to hot charging axle sleeve level, and milling train is changed every time can save 2 hours.
As the above analysis, the embodiment of the invention discloses a kind of quick dispatch roll axle sleeve without drive gap, thorough
Bottom eliminates the drive gap between quick dispatch roll axle sleeve and roller palm, and sliding block locking mechanism is combined with primitive axis set keypad
Work, sliding block locking mechanism guarantees to roll the moment of torsion transmission during gap, and primitive axis set keypad still rises big in the operation of rolling
Moment of torsion is transmitted, and both realize gapless driving at combination, and realize the quick assembling and fast quick-detach of roll axle sleeve.
As known by the technical knowledge, the present invention can be by other essence without departing from its spirit or the embodiment party of essential feature
Case is realizing.Therefore, embodiment disclosed above, for each side, is all merely illustrative, and is not only.Institute
Have and be included in the invention within the scope of the present invention or in the change being equal in the scope of the present invention.
Claims (8)
1. a kind of quick dispatch roll axle sleeve without drive gap, including sleeve body, keypad and end cap, the sleeve body shape
Into the inner chamber having for accommodating roller palm, the keypad is connected on the internal chamber wall of the sleeve body, and in the axle sleeve
Two are arranged in symmetrical mode on the internal chamber wall of body, the end cap is fixed on the end of the sleeve body, its feature
It is：Also include,
Sliding block locking mechanism, being connected to moving radially on the internal chamber wall of the sleeve body along the sleeve body, and
On the internal chamber wall of the sleeve body with upper and lower symmetric mode arrange two, for the two of the roller palm Symmetrical Circular Arcs
Location contacts and separation, so as to realize the quick assembling and fast quick-detach of the quick dispatch roll axle sleeve, and with the keypad
Collective effect eliminates the drive gap between the quick dispatch roll axle sleeve and the roller palm；
Two the first grooves are provided with upper and lower symmetric mode on the internal chamber wall of the sleeve body；
The sliding block locking mechanism includes：Locking sliding block and securing member；
One end of the locking sliding block is embedded in first groove；
The securing member is connected with one end of the locking sliding block, and is movably arranged on the sleeve body so that the lock
The tight other end of slide block is contacting and separating with the circular arc position of the roller palm；
One end of the locking sliding block is provided with the second groove including upper slot and lower wide opening, and the groove width of the lower wide opening is more than institute
State the groove width of slot；
The securing member is fastening bolt, and the head of the fastening bolt is located in the lower wide opening, is slided with tangling the locking
Block, the fastening bolt is threadedly coupled with the screwed hole on the sleeve body, and institute is stretched out at the screw rod end of the fastening bolt
State outside sleeve body.
2. the quick dispatch roll axle sleeve without drive gap according to claim 1, it is characterised in that：
The screw rod end of the fastening bolt is fixed on outside the sleeve body by screwed retaining ring.
3. the quick dispatch roll axle sleeve without drive gap according to claim 1, it is characterised in that：Second groove
For T-slot, the fastening bolt is T-shaped fastening bolt.
4. the quick dispatch roll axle sleeve without drive gap according to claim 1, it is characterised in that：First groove
Along the axially extending of the sleeve body on the sleeve body；The length of the length of first groove and second groove
Length of the degree with the circular arc position of the roller palm along sleeve body axial direction is identical.
5. the quick dispatch roll axle sleeve without drive gap according to claim 4, it is characterised in that：The fastening bolt
Quantity for multiple, multiple fastening bolts set gradually along the axial direction of the sleeve body.
6. the quick dispatch roll axle sleeve without drive gap according to claim 1, it is characterised in that：The locking sliding block
The other end be cambered surface, can be with the circular arc position good contact of the roller palm.
7. the quick dispatch roll axle sleeve without drive gap according to claim 1, it is characterised in that：Slide in the locking
The other end of block is provided with friction plate.
8. the quick dispatch roll axle sleeve without drive gap according to claim 7, it is characterised in that：The friction plate is
Asbestos material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510604377.2A CN105195517B (en) | 2015-09-21 | 2015-09-21 | Rapid mounting and rapid dismounting type roller shaft sleeve without transmission gap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510604377.2A CN105195517B (en) | 2015-09-21 | 2015-09-21 | Rapid mounting and rapid dismounting type roller shaft sleeve without transmission gap |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105195517A CN105195517A (en) | 2015-12-30 |
| CN105195517B true CN105195517B (en) | 2017-04-19 |
Family
ID=54943663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510604377.2A Active CN105195517B (en) | 2015-09-21 | 2015-09-21 | Rapid mounting and rapid dismounting type roller shaft sleeve without transmission gap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105195517B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108687136B (en) * | 2018-05-23 | 2024-01-12 | 泰尔重工股份有限公司 | Roller end shaft sleeve with damping function |
| CN114713638B (en) * | 2021-01-06 | 2023-11-14 | 宝武特种冶金有限公司 | Precise disassembly method for roller device of seamless steel tube cold rolling mill |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT413083B (en) * | 2003-09-29 | 2005-11-15 | Voest Alpine Ind Anlagen | ROLLER DRIVE WITH AN INCHING AND DECOUPLING DEVICE |
| CN200948470Y (en) * | 2006-06-21 | 2007-09-19 | 邯郸钢铁股份有限公司 | Shaft sleeve type transmission coupling device |
| CN201776288U (en) * | 2010-08-10 | 2011-03-30 | 新疆八一钢铁股份有限公司 | Flat-head lining board structure of cardan shaft of hot rolled plate roughing mill |
| CN202045148U (en) * | 2011-01-18 | 2011-11-23 | 宝山钢铁股份有限公司 | Flat-head sleeve for rough rolling mill |
| CN203973474U (en) * | 2014-06-09 | 2014-12-03 | 宝山钢铁股份有限公司 | Milling train flat head sleeve disassembling fixture |
| CN205128598U (en) * | 2015-09-21 | 2016-04-06 | 山东钢铁股份有限公司 | Fast -assembling quick -release in no transmission clearance rolls roller shaft sleeve |
-
2015
- 2015-09-21 CN CN201510604377.2A patent/CN105195517B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105195517A (en) | 2015-12-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203599285U (en) | Variable roller spacing straightener | |
| CN105195517B (en) | Rapid mounting and rapid dismounting type roller shaft sleeve without transmission gap | |
| CN205128598U (en) | Fast -assembling quick -release in no transmission clearance rolls roller shaft sleeve | |
| CN201684640U (en) | Pendulum type pulverizer | |
| US2752804A (en) | Metal rolling mills | |
| CN112974540B (en) | Wedge cross rolling mill for quickly replacing roller die of large axle | |
| CN211866184U (en) | Fluted disc connected roller | |
| EP1318889B1 (en) | Fillet rolling work roller cage | |
| TWI728804B (en) | Rolling mill, method of rolling, and method of using work rolling | |
| CN216895244U (en) | Connecting pin shaft | |
| CN218666711U (en) | Mirror surface roller with ultrahigh finish degree | |
| CN216606669U (en) | High-efficiency rolling mill guide device | |
| CN207414021U (en) | The special quick-changing type homalocephalus of roll | |
| CN201125953Y (en) | Hollow roller bearing column support holder | |
| CN214767803U (en) | Wear-resistant lining plate for flat head of rough rolling working roll | |
| CN218743935U (en) | High-efficient complex function's roll for rolling press | |
| CN206122349U (en) | Inclined plane self -locking mechanism and pinch roll device | |
| CN215110405U (en) | Axial positioning device of cold shears crankshaft | |
| CN213103789U (en) | Axial positioning structure for rolling mill | |
| CN219786008U (en) | Stable in structure's roll | |
| CN211314843U (en) | Non-separating split deep groove ball bearing | |
| CN215113949U (en) | Chain wheel mechanism for heating furnace door lifting device | |
| CN217595497U (en) | Rolling mill | |
| JPS5828643Y2 (en) | hot rolling mill | |
| CN220387467U (en) | Radial locking structure of three-high mill |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |