CN201482826U - Fanned plate and wedge socket non-uniformly engaging type coiler mandrel - Google Patents
Fanned plate and wedge socket non-uniformly engaging type coiler mandrel Download PDFInfo
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- CN201482826U CN201482826U CN2009201040157U CN200920104015U CN201482826U CN 201482826 U CN201482826 U CN 201482826U CN 2009201040157 U CN2009201040157 U CN 2009201040157U CN 200920104015 U CN200920104015 U CN 200920104015U CN 201482826 U CN201482826 U CN 201482826U
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- plane
- fanning strip
- wedge
- shaped sleeve
- axis angulation
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Abstract
The utility model relates to a winding drum, in particular to a fanned plate and wedge socket non-uniformly engaging type coiler mandrel, which is used in hot rolling strip steel and characterized in that gaps are arranged among a first inclined plane (AB), a second inclined plane (CD), a third inclined plane (EF) and a fourth inclined plane (GH) of the a fanned plate (6) and a wedge surface of a wedge socket (5). When the fanned plate deforms under external action, the gaps arranged between the fanned plate and the wedge socket can make up the deformation, thereby reducing stress concentration caused by deformation of the fanned plate, restraining crack of the fanned plate and effectively prolonging the service life of the fanned plate.
Description
Technical field
The utility model relates to a kind of reel, the especially a kind of fanning strip on the hot-rolled strip production line and reel of the non-homogeneous fitting-type coiling machine of wedge-shaped sleeve of being applied in.
Background technology
The fanning strip of reel directly contacts with band when coiling machine is worked, and cooperatively interacts with wedge-shaped sleeve and to finish the harmomegathus of reel in the coiling process, to realize batching and unloading volume.Along with the development of user to the hot-strip demand, the tensile strength of coiling temperature and band constantly raises, and the thickness range of band is also in continuous expansion.Existing reel fanning strip is owing to bear rapid heat cycle continuously, and frequent impact cracking occurs after batching 800,000 tons, has to scrap, and this has not only increased equipment cost, has reduced production efficiency, but also product quality problem and production accident take place easily.
Be to prolong the service life of the fanning strip on the reel, common way is descend machine maintenance to answer fanning strip, as Baosteel the fanning strip that crackle occurs is carried out the built-up welding reparation, uses on the machine again after reaching requirement.But following machine maintenance can influence production efficiency again on the one hand, and the fanning strip of going up machine on the other hand again has the possibility of fracture, and this can directly cause production accident.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides the non-homogeneous fitting-type coiler mandrel of a kind of fanning strip and wedge-shaped sleeve, it can effectively prolong the service life of fanning strip.
The technical scheme that the utility model adopted is: the non-homogeneous fitting-type coiler mandrel of a kind of fanning strip and wedge-shaped sleeve, comprise that the reel plug is positioned at the center of reel, hollow shaft sleeve is on the reel plug, be with wedge-shaped sleeve and fairlead on the hollow shaft, at the described wedge-shaped sleeve and the fairlead outside four fanning strips are installed, the head of fanning strip embeds in the groove of fairlead, first inclined-plane on the fanning strip, second inclined-plane, the 3rd inclined-plane and the 4th inclined-plane match with the lozenges of wedge-shaped sleeve, first clamping ring and second clamping ring also are set, first inclined-plane of described fanning strip on described wedge-shaped sleeve and the fairlead respectively, second inclined-plane, the 3rd inclined-plane, gapped between the lozenges of the 4th inclined-plane and wedge-shaped sleeve.
As a kind of optimal way that the utility model adopted, when the top on first inclined-plane on the described fanning strip, second inclined-plane, the 3rd inclined-plane and the 4th inclined-plane apart from the back of fanning strip is 100mm～200mm, the axis angulation of second inclined-plane, the 3rd inclined-plane and fanning strip is 15 °～30 °, defining this number of degrees code name is X, the axis angulation of first inclined-plane and fanning strip is X-0.3 °～X-0.05 °, and the axis angulation of the 4th inclined-plane and fanning strip is X+0.03 °～X+0.25 °; When the back of the top on four inclined-planes and fanning strip distance during less than 100mm, the axis angulation of second inclined-plane, the 3rd inclined-plane and fanning strip is 15 °～25 °, defining this number of degrees code name is Y, the axis angulation of first inclined-plane and fanning strip is Y-0.2 °～Y-0.03 °, and the axis angulation of the 4th inclined-plane and fanning strip is Y+0.02 °～Y+0.2 °; When the back of the top on four inclined-planes and fanning strip distance during greater than 200mm, the axis angulation of second inclined-plane, the 3rd inclined-plane and fanning strip is 18 °～35 °, defining this number of degrees code name is Z, the axis angulation of first inclined-plane and fanning strip is Z-0.4 °～Z-0.05 °, and the axis angulation of the 4th inclined-plane and fanning strip is Z+0.05 °～Z+0.4 °.
Because when fanning strip occurs being out of shape because of external action, by the gap being set compensating this distortion between fanning strip and the wedge-shaped sleeve, alleviated the stress concentration phenomenon that fanning strip brings owing to distortion, suppress the generation of fanning strip crackle, thereby effectively prolonged the service life of fanning strip.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in more detail.
Fig. 1 is the structural representation of the non-homogeneous fitting-type coiler mandrel of fanning strip and wedge-shaped sleeve;
Fig. 2 is that the M-M of Fig. 1 is to analysing and observe;
Fig. 3 is the cutaway view of fanning strip;
Fig. 4 is the structural representation of wedge-shaped sleeve;
Fig. 5 is the structural representation of fanning strip.
The specific embodiment
The non-homogeneous fitting-type coiler mandrel of fanning strip that the utility model is related and wedge-shaped sleeve, its structure such as Fig. 1, Fig. 2, Fig. 4 and shown in Figure 5.Reel plug 2 is positioned at the center of reel, hollow shaft 3 is enclosed within on the reel plug 2, wedge-shaped sleeve 5 is enclosed within again outside the hollow shaft 3, fairlead 1 is enclosed within another position of hollow shaft 3, separated by a distance with wedge-shaped sleeve 5, the head of four fanning strips 6 embeds in the groove of fairlead 1, the first inclined-plane AB of while fanning strip 6, the second inclined-plane CD, the 3rd inclined-plane EF, the 4th inclined-plane GH and wedge-shaped sleeve 5 corresponding lozenges match, add the contact between lozenges, form the relative motion track, clamping ring 7 is enclosed within outside the fairlead 1, prevents that fanning strip 6 and fairlead 1 break away from, and same clamping ring 4 prevents that at afterbody fanning strip 6 and wedge-shaped sleeve 5 break away from.
The utility model makes improvements at first four groups of inclined-planes on the fanning strip on the existing reel 6 is adjusted 0.3～1mm downwards in radial direction, carrying out the part at the inclined-plane, two ends afterwards revises, wherein the A point moves down 0.3mm～1mm to A ', B, C, D, E, F, G point are constant, the H point moves down 0.15mm～1mm to H ', as shown in Figure 3.
Fanning strip to new construction carries out coupled thermal mechanical, because new construction has been reserved the certain deformation surplus, batching, the distortion at fanning strip two ends reduces in the cooling procedure, batch when finishing only 0.6mm of leading edge deformation, the reduction of deflection can make the uneven situation of distortion improve, in addition, the unmodified stress of fanning strip at these some places of the top on the inclined-plane when work of the fanning strip after the modification structure and the stress ratio at place, bottom has tangible reduction, therefore this architecture advances scheme can alleviate the stress concentration phenomenon, the generation and the expansion aspect that suppress crackle play good effect, and then can prolong the service life of fanning strip.
Before batching, fairlead 1 and reel plug 2 are done axially-movable to the right, drive fanning strip 6 motions, because between fanning strip 6 and the wedge-shaped sleeve 5 is that the inclined-plane cooperates, add that 1 pair of fanning strip 6 of fairlead has orientation, make fanning strip 6 that radial motion be arranged, realized the footpath of rising of reel.Whole afterwards reel rotates, and band is rolled onto on the reel under the cooperation of coiling machine miscellaneous part.When batching end, fairlead 1 and reel plug 2 are done axially-movable left, and be same under the effect of wedge-shaped sleeve 5 and fairlead 1, fanning strip 6 is done axially and radial motion simultaneously, and realized at this moment the gap occurring between the reel and the roll coil of strip by undergauge, by coil stripping car the roll coil of strip is unloaded and transport.Repeat above process during reel work.
Especially inclined-plane, the two ends change that can produce angle of the place, inclined-plane of batching fanning strip when finishing, this change can influence itself and the relative motion of wedge-shaped sleeve, especially sharply rising of the stress at some position under the environment of high temperature.Hinder for improving this distortion, adjust the radial position on four groups of inclined-planes, change two groups of inclined-planes, two ends the distance of axis direction with and with the angle of axis, suitable surplus is reserved in the distortion when batching, and reduces wedge-shaped sleeve and fanning strip interaction herein.
Claims (2)
1. fanning strip and the non-homogeneous fitting-type coiler mandrel of wedge-shaped sleeve, comprise that reel plug (2) is positioned at the center of reel, hollow shaft (3) is enclosed within on the reel plug (2), be with wedge-shaped sleeve (5) and fairlead (1) on the hollow shaft (3), at the described wedge-shaped sleeve (5) and fairlead (1) outside four fanning strips (6) are installed, the head of fanning strip (6) embeds in the groove of fairlead (1), first inclined-plane (AB) on the fanning strip (6), second inclined-plane (CD), the 3rd inclined-plane (EF) and the 4th inclined-plane (GH) match with the lozenges of wedge-shaped sleeve (5), first clamping ring (7) and second clamping ring (4) also are set respectively on described wedge-shaped sleeve (5) and the fairlead (1), it is characterized in that: first inclined-plane (AB) of described fanning strip (6), second inclined-plane (CD), the 3rd inclined-plane (EF), gapped between the lozenges of the 4th inclined-plane (GH) and wedge-shaped sleeve (5).
2. the non-homogeneous fitting-type coiler mandrel of fanning strip according to claim 1 and wedge-shaped sleeve, it is characterized in that: first inclined-plane (AB) on described fanning strip (6), second inclined-plane (CD), when the top of the 3rd inclined-plane (EF) and the 4th inclined-plane (GH) is 100mm～200mm apart from the back of fanning strip (6), second inclined-plane (CD), the 3rd inclined-plane (EF) is 15 °～30 ° with the axis angulation of fanning strip, defining this number of degrees code name is X, the axis angulation of first inclined-plane (AB) and fanning strip is X-0.3 °～X-0.05 °, and the axis angulation of the 4th inclined-plane (GH) and fanning strip is X+0.03 °～X+0.25 °; When the back of the top on four inclined-planes and fanning strip (6) distance during less than 100mm, second inclined-plane (CD), the 3rd inclined-plane (EF) are 15 °～25 ° with the axis angulation of fanning strip, defining this number of degrees code name is Y, the axis angulation of first inclined-plane (AB) and fanning strip is Y-0.2 °～Y-0.03 °, and the axis angulation of the 4th inclined-plane (GH) and fanning strip is Y+0.02 °～Y+0.2 °; When the back of the top on four inclined-planes and fanning strip (6) distance during greater than 200mm, second inclined-plane (CD), the 3rd inclined-plane (EF) are 18 °～35 ° with the axis angulation of fanning strip, defining this number of degrees code name is Z, the axis angulation of first inclined-plane (AB) and fanning strip is Z-0.4 °～Z-0.05 °, and the axis angulation of the 4th inclined-plane (GH) and fanning strip is Z+0.05 °～Z+0.4 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201040157U CN201482826U (en) | 2009-07-30 | 2009-07-30 | Fanned plate and wedge socket non-uniformly engaging type coiler mandrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201040157U CN201482826U (en) | 2009-07-30 | 2009-07-30 | Fanned plate and wedge socket non-uniformly engaging type coiler mandrel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201482826U true CN201482826U (en) | 2010-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201040157U Expired - Fee Related CN201482826U (en) | 2009-07-30 | 2009-07-30 | Fanned plate and wedge socket non-uniformly engaging type coiler mandrel |
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| CN (1) | CN201482826U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105084128A (en) * | 2015-08-13 | 2015-11-25 | 江苏甬金金属科技有限公司 | Special second-stage expansion/shrinkage roller structure for coiling machine |
-
2009
- 2009-07-30 CN CN2009201040157U patent/CN201482826U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105084128A (en) * | 2015-08-13 | 2015-11-25 | 江苏甬金金属科技有限公司 | Special second-stage expansion/shrinkage roller structure for coiling machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100526 Termination date: 20110730 |