CN205128598U - Fast -assembling quick -release in no transmission clearance rolls roller shaft sleeve - Google Patents
Fast -assembling quick -release in no transmission clearance rolls roller shaft sleeve Download PDFInfo
- Publication number
- CN205128598U CN205128598U CN201520733587.7U CN201520733587U CN205128598U CN 205128598 U CN205128598 U CN 205128598U CN 201520733587 U CN201520733587 U CN 201520733587U CN 205128598 U CN205128598 U CN 205128598U
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- sleeve body
- axle sleeve
- sliding block
- fastening bolt
- roll axle
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Abstract
The utility model provides a fast -assembling quick -release in no transmission clearance rolls roller shaft sleeve, including axle sleeve body, key board and end cover, the axle sleeve body is formed with and is used for holding the platycephalous inner chamber of roll, the key board is connected on the inner chamber wall of axle sleeve body, and set up two with the bilateral symmetry mode on the inner chamber wall of axle sleeve body, the end cover is fixed the tip of axle sleeve body still includes, slider locking mechanism follows the radial movement ground of axle sleeve body is connected on the inner chamber wall of axle sleeve body, and set up two with the longitudinal symmetry mode on the inner chamber wall of axle sleeve body, be used for with roll two platycephalous symmetrical circular arc positions contact and separation, thus realize the rapid Assembly that the fast -assembling quick -release rolls roller shaft sleeve dismantles with quick, and with key board combined action eliminates the fast -assembling quick -release roll roller shaft sleeve with transmission clearance between the roll homalocephalus.
Description
Technical field
The utility model relates to a kind of quick dispatch roll axle sleeve without drive gap, can eliminate the drive gap between roll axle sleeve and roller palm, and can realize quick assembling and the quick-detachment of roll axle sleeve.
Background technology
For stopping rolling elbow accident, need the drive gap as far as possible eliminated between roller palm and roll axle sleeve, and in order to quick assembling and dismounting milling train, roller palm and roll axle sleeve must adopt again comparatively wide arc gap to coordinate, and this is conflict.
For small rod rolling mill, at universal-joint spindle and roll connecting portion, rely on the key plate in roll axle sleeve to coordinate with roller palm and transmit rolling torsion.In order to realize the frequent replacing of roll, roll axle sleeve and roller palm must implement larger matched in clearance, and this just causes roll in axle sleeve, is in " moving about " state.
If there is comparatively wide arc gap between roll axle sleeve and roller palm, two roll drive line speed can be caused inconsistent, workpiece front end is nipped roll moment, and two rolls cannot accomplish synchronous averaging processing rolled piece, inevitably make workpiece front end because of linear differential appearance " elbow ".
Cause rolled piece cannot to spue smoothly this passage milling train if conference is crossed in rolling " elbow ", or cause lower a time milling train to nip inefficacys, all can there is pernicious heap steel accident in both of these case, be forced to shut down process.
In order to eliminate the gap between roll axle sleeve and roller palm as far as possible, need regularly to change driving key plate simultaneously, cause the waste of key plate.
In the pass passage that part is darker, because velocity deviation is reached the standard grade more greatly in same cross section, more easily there is rolling elbow.Need the matched in clearance of roll axle sleeve and roller palm to change into interference fits, when changing roll at the scene, can only take heated roll axle sleeve, be set with the way in roller palm portion after thermal expansion again, this can reduce milling train operating efficiency undoubtedly.
Utility model content
The purpose of this utility model is to provide a kind of quick dispatch roll axle sleeve without drive gap, can eliminate the drive gap between roll axle sleeve and roller palm, and can realize quick assembling and the quick-detachment of roll axle sleeve.
To achieve these goals, the utility model provides following technical scheme:
A kind of quick dispatch roll axle sleeve without drive gap, comprise sleeve body, key plate and end cap, described sleeve body is formed with the inner chamber for holding roller palm, described key plate is connected on the internal chamber wall of described sleeve body, and two are arranged in symmetrical mode on the internal chamber wall of described sleeve body, described end cap is fixed on the end of described sleeve body, also comprises
Sliding block locking mechanism, be connected on the internal chamber wall of described sleeve body with moving radially along described sleeve body, and on the internal chamber wall of described sleeve body, arrange two with upper and lower symmetric mode, for two Symmetrical Circular Arc location contacts of described roller palm be separated
Preferably, above-mentioned without in the quick dispatch roll axle sleeve of drive gap, the internal chamber wall of described sleeve body has two the first grooves with upper and lower symmetric mode; Described sliding block locking mechanism comprises: locking sliding block and securing member; One end of described locking sliding block embeds in described first groove; Described securing member is connected with one end of described locking sliding block, and is arranged on movably on described sleeve body to make the circular arc position of the other end of described locking sliding block and described roller palm be contacting and separating.
Preferably, without in the quick dispatch roll axle sleeve of drive gap, one end of described locking sliding block has the second groove comprising slot and lower wide mouth above-mentioned, and the groove width of described lower wide mouth is greater than the groove width of described upper slot; Described securing member is fastening bolt, the head of described fastening bolt is arranged in described lower wide mouth, to tangle described locking sliding block, described fastening bolt is threaded with the screwed hole on described sleeve body, and the screw rod end of described fastening bolt stretches out outside described sleeve body.
Preferably, above-mentioned without in the quick dispatch roll axle sleeve of drive gap, the screw rod end of described fastening bolt is fixed on outside described sleeve body by screwed retaining ring.
Preferably, above-mentioned without in the quick dispatch roll axle sleeve of drive gap, described second groove is T-slot, and described fastening bolt is T-shaped fastening bolt.
Preferably, above-mentioned without in the quick dispatch roll axle sleeve of drive gap, described first groove extends along the axis of described sleeve body on described sleeve body; The length of described first groove and the length of described second groove are all identical along the length of described sleeve body axis with the circular arc position of described roller palm.
Preferably, above-mentioned without in the quick dispatch roll axle sleeve of drive gap, the quantity of described fastening bolt is multiple, and multiple described fastening bolt sets gradually along the axis of described sleeve body.
Preferably, above-mentioned without in the quick dispatch roll axle sleeve of drive gap, the other end of described locking sliding block is cambered surface.
Preferably, above-mentioned without in the quick dispatch roll axle sleeve of drive gap, the other end of described locking sliding block is provided with friction plate.
Preferably, above-mentioned without in the quick dispatch roll axle sleeve of drive gap, described friction plate is asbestos material.
The quick dispatch roll axle sleeve without drive gap that the utility model provides, for thoroughly eliminating the drive gap between quick dispatch roll axle sleeve and roller palm, specially make sliding block locking mechanism and key plate combinations, sliding block locking mechanism guarantees the moment of torsion transmission during rolling gap, and sliding block locking mechanism can realize quick assembling and the quick-detachment of roll axle sleeve.
Accompanying drawing explanation
Fig. 1 is that former roll mandrel overlaps axial cross-sectional schematic;
Fig. 2 is the radial cross-sectional schematic of former roll axle sleeve;
Fig. 3 is that roller palm is in as-rolled condition schematic diagram in former roll axle sleeve (having gap transmission);
Fig. 4 is that roller palm is in free state schematic diagram in former roll axle sleeve (having gap transmission);
Fig. 5 is that roller palm is in rolling and takes off groove view in former roll axle sleeve (having gap transmission);
Fig. 6 is the axial cross-sectional schematic of the utility model one embodiment;
Fig. 7 be in Fig. 6 A-A to schematic diagram;
Stable rolling view is kept in the axle sleeve of Fig. 8 roller palm embodiment in figure 6;
Fig. 9 is the radial cross-sectional schematic of locking sliding block in Fig. 6 in embodiment and friction plate;
Figure 10 be in Fig. 9 N-N to schematic diagram;
Figure 11 roller palm and roll axle sleeve released state schematic diagram;
Figure 12 roller palm is view in roll axle sleeve;
Figure 13 is pass figure before the pre-cutting of Φ 10 3 cutting K5.
Description of reference numerals: 1 sleeve body; 2 key plates; 3 locking sliding blocks; 4 securing members (T-shaped fastening bolt); 5 friction plates; 6 screwed retaining rings; 7 end caps; 8 key plate set bolts; 9 roller palms; 10 second grooves; Slot on 100; 101 times wide mouths; 11 first grooves.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further details.
Existing roll axle sleeve as shown in Figures 1 to 5, for ensureing quick assembling and quick-detachment, Φ 350 bar milk roller palm 9 thickness H=120 (-0.2 ~-0.3), width h=120 (+0.2 ~+0.25) between axle sleeve internal key plate 2, then fit-up gap (0.4 ~ 0.55mm); Be folded to two rolling faces to move about deviation (350 ÷ 120 × 0.5=1.45mm).Fig. 3 to Fig. 5 is followed successively by: the position relationship schematic diagram of roller palm 9 and sleeve body 1 when the position relationship schematic diagram of roller palm 9 and sleeve body 1 when (1) is in as-rolled condition, (2) are in rolling free state, (3) are in the position relationship schematic diagram of roller palm 9 and sleeve body 1 when rolling takes off channel-shaped state, namely be normal as-rolled condition shown in (1), (2) and be not normal as-rolled condition shown in (3), (2) are states between (1) and (3) two states is freely changed.In order to better explanation, indicating a, b, A, B in figure is roller palm 9 four angle positions; A ', b ', A ', B ' are roll axle sleeve four positions corresponding contact.A, b, A, B are intersected and indicate, because when normally using, a and A and b and B always occurs simultaneously.
This gap of on-site actual situations can constantly increase: the steel drift of stinging caused due to roller palm 9 and shaft sleeve key plate 2 gap hits the large manyfold of force rate pair rolling torsional forces, key plate 2 there will be plastic deformation, gap is just constantly expansion also, impact just increasing, vicious circle like this, changes again in pairs until cause the distortion of key plate seriously to scrap.The rolling elbow accident rate that period causes also can constantly rise, reaction is in different shaped jet holes, can be different because of pass effect, the susceptibility to failure caused is different, the pass that K5 to be the front hole of pre-cutting be groove depth is maximum, be also the passage the most easily occurring elbow fault, Figure 12 is pass figure before the pre-cutting of Φ 10 3 cutting K5, K5 pass size 30mm × 14mm, belongs to the pass that groove depth is maximum.
When three cutting explained hereafter Φ 10mm specification screw-thread steels, above-mentioned two rolling faces move about deviation 1.45mm, can because groove depth causes greatly linear velocity deviation enlarge-effect, be equivalent to a roller diameter and increase 30mm, and another root roll reduces 30mm, final deviation (350+60) ÷ 120 × 0.5=1.71mm.Two rolls are once occur that maximum deviation stings steel, and workpiece front end must occur " elbow ".This elbow often brings top outlet guide, and lower a time pre-cut can not be divided, or the three cutting material types rolling accident of grading such as not.
As shown in Figure 6 to 8, a kind of quick dispatch roll axle sleeve without drive gap, comprises sleeve body 1, key plate 2, end cap 7 and slider locking structure to the quick dispatch roll axle sleeve of the embodiment that the utility model provides.Sleeve body 1 is formed with inner chamber, for holding roller palm 9, as shown in Figure 2, roller palm 9 comprises two symmetrically arranged circular arc positions, namely goes up circular arc position and lower circular arc position, with two symmetrically arranged plane positions, i.e. left plane position and right plane position, in the circumference of roller palm 9, is followed successively by circular arc position, left plane position, lower circular arc position and right plane position, during application, roller palm 9 inserts in this inner chamber.Symmetrical machining two key board slots on this internal chamber wall, for placing two key plates 2, key plate 2 is for the high pulling torque transmission in the operation of rolling, its one end is positioned at key board slot, the other end is positioned at outside key board slot, and two key plates 2 contact respectively with two plane positions of the roller palm 9 treating transmission in the operation of rolling.Key plate 2 can be mounted in key board slot by key plate set bolt 8 and key plate 2 one end through sleeve body 1, and that is, key plate 2 is connected on sleeve body 1 internal chamber wall by key plate set bolt 8.The quantity of key plate 2 is two, two key plate 2 symmetrical settings on internal chamber wall, as shown in Figure 7, two key plates 2 are about the symmetrical setting of vertical center line, and arrange with the left plane position of homalocephalus 9 and right plane position one_to_one corresponding, end cap 7 is fixed on the end of sleeve body 1; Sliding block locking mechanism, it is arranged on the internal chamber wall of sleeve body 1, to realize being contacting and separating with the circular arc position of roller palm 9 along sleeve body 1 with moving radially.Sliding block locking mechanism arranges two in laterally zygomorphic mode on the internal chamber wall of sleeve body 1, for being contacting and separating with two Symmetrical Circular Arc position one_to_one corresponding of roller palm 9, when two Symmetrical Circular Arc location contacts of sliding block locking mechanism and roller palm 9, the drive gap between roll sleeve body 1 and roller palm 9 is eliminated in itself and key plate 2 acting in conjunction; When sliding block locking mechanism is separated with two Symmetrical Circular Arc positions of roller palm 9, quick assembling and the quick-detachment of roll axle sleeve can be realized.
Owing to there is gap between sleeve body 1 and roller palm 9 and gap is very little, therefore in order to be beneficial to sliding block locking mechanism along the contact moving radially to realize sliding block locking mechanism and roller palm 9 of sleeve body 1 or be separated, the internal chamber wall of sleeve body 1 has two the first grooves 11: be respectively upper first groove 11 and lower first groove 11, two the first grooves 11 are arranged in laterally zygomorphic mode, and with two symmetrically arranged circular arc position one_to_one corresponding of homalocephalus 9, the position of namely going up the first groove 11 is corresponding with the upper circular arc position of homalocephalus 9, the position of lower first groove 11 is corresponding with the lower circular arc position of homalocephalus 9, because the structure of two sliding block locking mechanisms is identical, be only specifically described the structure of one of them sliding block locking mechanism below, sliding block locking mechanism comprises: locking sliding block 3 and securing member, one end of locking sliding block 3 embeds in the first groove 11, securing member 4 is connected with one end of locking sliding block 3, and be arranged on sleeve body 1 movably, and then drive locking sliding block 3 moving radially along sleeve body 1 in the first groove 11, thus make the circular arc location contacts of the other end of locking sliding block 3 and roller palm 9 or be separated.
In order to make the assembling of locking sliding block 3 and securing member and dismantle simple and convenient, and the firm and reliable connection of securing member and sleeve body 1, have the second groove 10 comprising slot 100 and lower wide mouth 101 in one end of locking sliding block 3, the groove width of lower wide mouth 101 is greater than the groove width of slot 100; Securing member 4 is fastening bolt, and the head of fastening bolt is arranged in lower wide mouth 101 to tangle locking sliding block 3, and fastening bolt is threaded with the screwed hole on sleeve body 1, and the screw rod end of fastening bolt is stretched 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 stretches out that sleeve body 1 is outer so that operation fastening bolt makes its moving radially along sleeve body 1, the groove width difference then by having between the upper slot 100 of the second groove 10 and lower wide mouth 101 makes the head of fastening bolt hang in lower wide mouth 101.In other examples, securing member 4 can for being provided with the round bar of elastic bumps, sleeve body 1 is provided with through hole, through-hole wall is disposed with multiple pit along the axis of through hole, realized the coordinating of pit of diverse location with on the through-hole wall of sleeve body by the elastic bumps on round bar: when securing member 4 moves in sleeve body 1 through hole, securing member 4 is fixed on the diverse location of sleeve body 1, and then drive locking sliding block 3 to move, thus realize the circular arc location contacts of locking sliding block 3 and roller palm 9 or be separated.
Because slider locking structure need guarantee the moment of torsion transmission during rolling gap, therefore need locking sliding block 3 to provide enough and answer pressure in advance, and locking sliding block 3 relies on fastening bolt to provide and answers pressure in advance, pressure is answered in advance in order to what strengthen locking sliding block 3 breaker roll homalocephalus 9, screwed retaining ring 6 has been screwed to guarantee to provide continuous, that is: the screw rod end of fastening bolt is fixed on outside sleeve body 1 by screwed retaining ring 6 at the screw rod end of fastening bolt.
As shown in Figure 9 and Figure 10, the bottom surface (i.e. the other end of locking sliding block) of locking sliding block 3, be namely cambered surface with the one side of the circular arc location contacts of roller palm 9, so can keep good contact with the circular arc position of roller palm 9, guarantee friction pressure.Locking sliding block 3 is preferably in rectangular watt of shape, now the two sides of locking sliding block 3 and end face (i.e. one end of locking sliding block 3) are plane, the two sides of locking sliding block 3 contact with the first groove 11 (or being called slideway) locates, inside and outside can slide in the first groove 11, implement locking and release.
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, and T-shaped fastening bolt 4 is installed from the inside of sleeve body 1 toward outside, provides and answers pressure enough in advance; T-shaped fastening bolt 4 is fixed by screwed retaining ring 6 in the part of sleeve body 1 outside, provides and prevents the prestressing force that gets loose.
First groove 11 is all consistent with the axial direction of sleeve body 1 with the length direction of the second groove 10, namely consistent with the bearing of trend at the circular arc position of roller palm 9, the length of the first groove 11 and the length of the second groove 10 are all identical along the length of sleeve body 1 axis with the circular arc position of roller palm 9, the length of locking sliding block 3 is also identical along the length of sleeve body 1 axis with the circular arc position of roller palm 9, is so beneficial to the installation of fastening bolt and is hung on fastening bolt by locking sliding block 3.During installation, can after fastening bolt being arranged on the screwed hole on sleeve body 1, in the end of sleeve body 1, the head that the lower wide mouth 101 of the second groove 10 aims at fastening bolt is located in the lower wide mouth of the second groove 10, and then tangle locking sliding block 3, then promoting locking sliding block 3 makes it move along the first groove 11, thus is arranged in the first groove 11 by locking sliding block 3.
There is provided enough for the ease of locking sliding block 3 and answer pressure in advance, the quantity of fastening bolt is multiple, and multiple fastening bolt sets gradually along the axis of sleeve body 1, and preferably, the quantity of fastening bolt is two.
Between locking sliding block 3 and the circular arc position of roller palm 9, be provided with friction plate 5, friction plate 5 is asbestos material, and to increase frictional force, now friction plate 5 is called asbestos friction sheet or asbestos band-type brake friction plate; As shown in Figure 9 and Figure 10, for guaranteeing asbestos friction sheet 5 and inwall (bottom) good combination of locking sliding block 3, rivet and counterbore is adopted to coordinate riveted joint asbestos friction sheet 5 and locking sliding block 3.The shape of friction plate 5 should be consistent with curvature inside and outside locking sliding block 3 and roller palm 9, because of the customization of friction plate in this example 5 Bu Shi specialized factory, but selects the standard component in driving band-type brake, just more needs to use counterbore rivet in locking sliding block 3.Preferably be processed with the 3rd groove in the bottom surface of locking sliding block 3, the top of asbestos friction sheet 5 is positioned at the 3rd groove, the bottom of asbestos friction sheet 5 is positioned at the circular arc location contacts with roller palm 9 outside the 3rd groove, in other words: asbestos friction sheet 5 is partially submerged in the 3rd groove.
The figure of pass shown in Figure 13 illustrates that pass is deep, and velocity deviation is reached the standard grade more greatly in same cross section, more easily occurs rolling elbow.Therefore, after adopting the utility model, linear velocity deviation can be eliminated better.
The roll axle sleeve installation operating procedure of the embodiment that the utility model provides is as follows:
On the position that sleeve body 1 inner chamber is vertical with key board slot, symmetrical machining goes out two the first grooves 11, and locking sliding block 3 two sides contact with the first groove 11 processed and locate, and inside and outside can slide in the first groove 11, implements locking and release.
T-slot 10 is opened at the top of locking sliding block 3, coordinates with T-shaped fastening bolt 4, and T-shaped fastening bolt 4 and sleeve body 1 coordinate to produce by screwed hole and advance and discharge prestressing force, after erection, plays locking release action; Inwall (bottom) is processed according to the arc surface of roller palm 9, and after inlaying asbestos friction sheet 5, guarantees the circular arc position good contact of locking sliding block 3 and roller palm 9; Lock to prevent T-shaped fastening bolt 4 and get loose, spy adds screwed retaining ring 6; When T-shaped fastening bolt 4 and sleeve body 1 are installed and coordinated, need to be installed outward from sleeve body 1 inside by screwed hole.
After installing in sleeve body 1 etc. T-shaped fastening bolt 4, the openend of the locking sliding block 3 of band asbestos friction sheet 5 from sleeve body 1, the T-slot 10 at locking sliding block 3 top is aimed at the bottom that T-shaped fastening bolt 4 is inserted into sleeve body 1, and the outer end (openend) of sleeve body 1 relies on end cap 7 to fix.
Roll axle sleeve material is forged steel 42CrMo, detects a flaw qualified, heating strength HB241 ~ 269, guarantees the torsional strength after increasing locking sliding block 3 enters the first groove 11.
For guaranteeing asbestos friction sheet 5 and inwall (bottom) good combination of locking sliding block 3, adopt the riveted joint of copper rivet counterbore.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 less than 12600mm
2, fix with copper rivet counterbore rivet after coordinating with the inner arc surface of locking sliding block 3.
Friction plate 5 thickness is 8mm, and skin-friction coefficient is not less than 0.40.T-shaped fastening bolt 4 can adopt M27 × 2 specification 8.8 grades, the prestressing force of 298000N can be provided, then can provide maximal friction 298000N × 0.40=119200N, amount to 12.16 ton forces, meet roll zero load and reverse driving force, guarantee that fluctuation does not appear in the good linear velocity of roll.
Rolling line on gapless roll axle sleeve bracket will be assembled.Outer for the T-shaped fastening bolt 4 on axle sleeve pine, rely on T-shaped fastening bolt 4 receiving bottom slideway in two locking sliding blocks 3, to facilitate roller palm 9 quick insertion.
Adjust two roller palm 9 positions and roll axle sleeve two key plate 2 direction to align, start mill roll hydraulic cylinder, roller palm 9 is inserted roll axle sleeve smoothly.
Give 40% of T-shaped fastening bolt 4 precompression with adjustment spanner, make friction plate 5 touch roller palm 9 two circular arc sides.
Two rolls are clogged fixing along rolled piece direction timber wedge of nipping, stirs universal-joint spindle side respectively with more than 1.2 meters crowbars, eliminate the fit clearance between roller palm 9 and roll axle sleeve internal key plate 2.
Fastening T-shaped fastening bolt 4 to 100% precompression again, makes locking sliding block 3 and friction plate 5 fully compress roller palm 9 two circular arcs, and locks screwed retaining ring 6, guarantee to provide continuous.
Lifting universal-joint spindle protective cover, guarantees that each rotation portion security protection puts in place.
Start milling train to produce.Through examining, it is regular concordant that rolled piece goes out K5 material type, 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-unclamp screwed retaining ring 6-T-shaped fastening bolt 4, locking sliding block 3 is thoroughly departed to extract out with the contact-hydraulic drive of roll milling train-hang except old milling train-more renew milling train-again assemble.
The roll axle sleeve assembled is installed on balance bracket, rear end and two universal-joint spindle Flange joint, and balance bracket relies on hydraulic cylinder extensional motion, completes and the fast inserted of roller palm 9 and quick-detachment.
The roll shaft sleeve key plate 2 that field observation is pulled down and roller palm 9 force part, gapless driving roll axle sleeve internal key plate 2 and the roller palm 9 of the utility model embodiment only have a location contacts stressed, with have gap transmission full key board plate 2 contact to distinguish obvious; Roller palm 9 circular arcs and locking sliding block 3 (friction plate 5) contact site, sharpness of border is without the changing of the relative positions.
Owing to eliminating drive gap in advance, sting steel impact damage and be reduced to minimum, gapless driving roll axle sleeve internal key plate 2 life-span of the utility model embodiment is 5 ~ 7 times of conventional key plate 2.Axle sleeve balance bracket, mill drive section smooth running noiseless.Rolling " elbow " fault is stopped, and is equal to hot charging axle sleeve level, and each milling train of changing can save 2 hours.
As the above analysis, the utility model embodiment discloses a kind of quick dispatch roll axle sleeve without drive gap, drive gap between thorough elimination quick dispatch roll axle sleeve and roller palm, and sliding block locking mechanism and former shaft sleeve key plate combinations, sliding block locking mechanism guarantees the moment of torsion transmission during rolling gap, former shaft sleeve key plate still plays the high pulling torque transmission in the operation of rolling, and both realize gapless driving at combination, and realizes quick assembling and the quick-detachment of roll axle sleeve.
As known by the technical knowledge, the utility model can be realized by other the embodiment not departing from its Spirit Essence or essential feature.Therefore, above-mentioned disclosed embodiment, with regard to each side, all just illustrates, is not only.Allly all to be included in the utility model within the scope of the utility model or being equal to the change in scope of the present utility model.
Claims (10)
1. the quick dispatch roll axle sleeve without drive gap, comprise sleeve body, key plate and end cap, described sleeve body is formed with the inner chamber for holding roller palm, described key plate is connected on the internal chamber wall of described sleeve body, and two are arranged in symmetrical mode on the internal chamber wall of described sleeve body, described end cap is fixed on the end of described sleeve body, it is characterized in that: also comprise
Sliding block locking mechanism, be connected on the internal chamber wall of described sleeve body with moving radially along described sleeve body, and on the internal chamber wall of described sleeve body, arrange two with upper and lower symmetric mode, for two Symmetrical Circular Arc location contacts of described roller palm be separated.
2. the quick dispatch roll axle sleeve without drive gap according to claim 1, is characterized in that: on the internal chamber wall of described sleeve body, have two the first grooves with upper and lower symmetric mode;
Described sliding block locking mechanism comprises: locking sliding block and securing member;
One end of described locking sliding block embeds in described first groove;
Described securing member is connected with one end of described locking sliding block, and is arranged on movably on described sleeve body to make the circular arc position of the other end of described locking sliding block and described roller palm be contacting and separating.
3. the quick dispatch roll axle sleeve without drive gap according to claim 2, is characterized in that: one end of described locking sliding block has the second groove comprising slot and lower wide mouth, and the groove width of described lower wide mouth is greater than the groove width of described upper slot;
Described securing member is fastening bolt, the head of described fastening bolt is arranged in described lower wide mouth, to tangle described locking sliding block, described fastening bolt is threaded with the screwed hole on described sleeve body, and the screw rod end of described fastening bolt stretches out outside described sleeve body.
4. the quick dispatch roll axle sleeve without drive gap according to claim 3, is characterized in that:
The screw rod end of described fastening bolt is fixed on outside described sleeve body by screwed retaining ring.
5. the quick dispatch roll axle sleeve without drive gap according to claim 3, it is characterized in that: described second groove is T-slot, described fastening bolt is T-shaped fastening bolt.
6. the quick dispatch roll axle sleeve without drive gap according to claim 3, is characterized in that: described first groove extends along the axis of described sleeve body on described sleeve body; The length of described first groove and the length of described second groove are all identical along the length of described sleeve body axis with the circular arc position of described roller palm.
7. the quick dispatch roll axle sleeve without drive gap according to claim 6, is characterized in that: the quantity of described fastening bolt is multiple, and multiple described fastening bolt sets gradually along the axis of described sleeve body.
8. the quick dispatch roll axle sleeve without drive gap according to claim 2, is characterized in that: the other end of described locking sliding block is cambered surface.
9. the quick dispatch roll axle sleeve without drive gap according to claim 2, is characterized in that: on the other end of described locking sliding block, be provided with friction plate.
10. the quick dispatch roll axle sleeve without drive gap according to claim 9, is characterized in that: described friction plate is asbestos material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520733587.7U CN205128598U (en) | 2015-09-21 | 2015-09-21 | Fast -assembling quick -release in no transmission clearance rolls roller shaft sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520733587.7U CN205128598U (en) | 2015-09-21 | 2015-09-21 | Fast -assembling quick -release in no transmission clearance rolls roller shaft sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205128598U true CN205128598U (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520733587.7U Expired - Fee Related CN205128598U (en) | 2015-09-21 | 2015-09-21 | Fast -assembling quick -release in no transmission clearance rolls roller shaft sleeve |
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|---|---|
| CN (1) | CN205128598U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105195517A (en) * | 2015-09-21 | 2015-12-30 | 山东钢铁股份有限公司 | Rapid mounting and rapid dismounting type roller shaft sleeve without transmission gap |
| CN109127735A (en) * | 2018-10-17 | 2019-01-04 | 大连华锐重工集团股份有限公司 | A kind of roll bearing pad clearance adjustment mechanism |
| CN112732700A (en) * | 2021-01-25 | 2021-04-30 | 中冶赛迪重庆信息技术有限公司 | Steel rolling production data slicing method, system, medium and electronic terminal |
-
2015
- 2015-09-21 CN CN201520733587.7U patent/CN205128598U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105195517A (en) * | 2015-09-21 | 2015-12-30 | 山东钢铁股份有限公司 | Rapid mounting and rapid dismounting type roller shaft sleeve without transmission gap |
| CN109127735A (en) * | 2018-10-17 | 2019-01-04 | 大连华锐重工集团股份有限公司 | A kind of roll bearing pad clearance adjustment mechanism |
| CN109127735B (en) * | 2018-10-17 | 2023-09-12 | 大连华锐重工集团股份有限公司 | Gap adjusting mechanism for roller bearing bush |
| CN112732700A (en) * | 2021-01-25 | 2021-04-30 | 中冶赛迪重庆信息技术有限公司 | Steel rolling production data slicing method, system, medium and electronic terminal |
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