CN208787210U - A kind of fast assembling-disassembling connection structure of stiff mill screwdown gear synchronizing shaft - Google Patents
A kind of fast assembling-disassembling connection structure of stiff mill screwdown gear synchronizing shaft Download PDFInfo
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- CN208787210U CN208787210U CN201821256516.2U CN201821256516U CN208787210U CN 208787210 U CN208787210 U CN 208787210U CN 201821256516 U CN201821256516 U CN 201821256516U CN 208787210 U CN208787210 U CN 208787210U
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- axle sleeve
- seam allowance
- side seam
- synchronizing shaft
- concave side
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Abstract
The utility model discloses a kind of fast assembling-disassembling connection structures of stiff mill screwdown gear synchronizing shaft, including concave side seam allowance axle sleeve and convex side seam allowance axle sleeve, concave side seam allowance axle sleeve is fixedly connected by pressing plate, key one with the end of the first synchronizing shaft, convex side seam allowance axle sleeve is connect by key two with the end of the second synchronizing shaft, U-lag is equipped on the outside of concave side seam allowance axle sleeve and convex side seam allowance axle sleeve, pin hole is equipped in U-lag on the outside of concave side seam allowance axle sleeve, eyelet bolt is hinged by pin shaft and concave side seam allowance axle sleeve, and the end of eyelet bolt is equipped with nuts and washers.The fast assembling-disassembling connection structure will need to adjust position and design portion outside, realize the visuality of dismounting connection；It is positioned using seam allowance mode, guarantee the concentricity of connection, fastening and transmitting torque are attached to band seam allowance axle sleeve using eyelet bolt, realizes that the quick of synchronizing shaft connects and separate by pulling eyelet bolt, improves the efficiency and accuracy during screw-down structure adjustment.
Description
Technical field
The utility model relates to stiff mill technical fields, it particularly relates to a kind of stiff mill screwdown gear
The fast assembling-disassembling connection structure of synchronizing shaft.
Background technique
Stiff mill is the core equipment in modern fashioned iron and Bar Wire Product Rolling production.To improve rolling accuracy, rolling
In steel production, milling train often carries out roll replacement and roller gap adjustment operation, the increase of these operating times will necessarily be reduced
The production time of steel rolling.Roll gap adjustment uses rolling mill screwdown device, and screwdown gear is divided into transmission side pressure, operation side pressure again
Synchronizing shaft that is lower and can realizing fast assembling-disassembling.Transmission side pressure case and fore side pressure may be implemented in the synchronizing shaft of fast assembling-disassembling
The single action of synchronous rotation or the transmission side pressure of case.The synchronizing shaft of existing stiff mill screwdown gear generally use external tooth cover and
Internal tooth casing fit system transmits torque and guarantees concentricity, to realize the synchronism of transmission side and fore side pressure.It is dismounting
In the process, the upper tooth engagement position of tooth set is in invisible mode, since backlash is small, generally requires repeatedly to rotate external tooth cover
Or internal tooth casing, just external tooth cover and internal tooth casing can be made accurately to engage, increase the adjustment of rolling mill time, reduce production efficiency.
Utility model content
For above-mentioned technical problem in the related technology, it is synchronous that the utility model proposes a kind of stiff mill screwdown gears
The fast assembling-disassembling connection structure of axis can overcome the above-mentioned deficiency of the prior art.
To realize the above-mentioned technical purpose, the technical solution of the utility model is achieved in that
A kind of fast assembling-disassembling connection structure of stiff mill screwdown gear synchronizing shaft, including concave side seam allowance axle sleeve and convex side
Seam allowance axle sleeve, the concave side seam allowance axle sleeve are fixedly connected by pressing plate, key one with the end of the first synchronizing shaft, the convex side seam allowance
Axle sleeve is connect by key two with the end of the second synchronizing shaft, and the end of the concave side seam allowance axle sleeve is equipped with concave mouth, the convex side
The end of seam allowance axle sleeve is equipped with male half coupling, is equipped with U-lag on the outside of the concave side seam allowance axle sleeve and convex side seam allowance axle sleeve, described
Pin hole is equipped in U-lag on the outside of concave side seam allowance axle sleeve, eyelet bolt is hinged by pin shaft and concave side seam allowance axle sleeve, eyelet bolt
End be equipped with nuts and washers.
Further, the U-lag on the outside of the concave side seam allowance axle sleeve and the U-lag position pair on the outside of convex side seam allowance axle sleeve
It answers.
Further, the U-lag on the outside of the concave side seam allowance axle sleeve and the U-lag on the outside of convex side seam allowance axle sleeve are 3 or 4
It is a.
Further, the convex side seam allowance axle sleeve is slidably connected with the second synchronizing shaft.
The utility model has the beneficial effects that the fast assembling-disassembling of the stiff mill screwdown gear synchronizing shaft of the utility model connects
Binding structure will need to adjust position and design portion outside, convenient for the adjustment in operating process, realize the visuality of dismounting connection；
Positioned using seam allowance mode, guarantee connection concentricity, using eyelet bolt to band seam allowance axle sleeve be attached fastening and
Transmit torque, by pull eyelet bolt realize synchronizing shaft it is quick connection and separate, improve screw-down structure adjust during
Efficiency and accuracy.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is the sectional view of the rolling mill screwdown device main view according to the utility model embodiment；
Fig. 2 is the rolling mill screwdown device top view according to the utility model embodiment；
Fig. 3 is the cross-sectional view of 4 connection status of fast assembling-disassembling connection structure according to the utility model embodiment；
Fig. 4 is the cross-sectional view of 4 off-state of fast assembling-disassembling connection structure according to the utility model embodiment；
Fig. 5 is the structural schematic diagram of the fast assembling-disassembling connection structure 4 according to the utility model embodiment；
In figure: 1, hydraulic motor, 2, transmission side pressure case, 3, synchronizing shaft, the 31, first synchronizing shaft, the 32, second synchronizing shaft,
4, fast assembling-disassembling connection structure, 41, concave side seam allowance axle sleeve, 42, key one, 43, pressing plate, 44, male half coupling, 45, convex side seam allowance axle sleeve,
46, key two, 47, pin shaft, 48, U-lag, 49, eyelet bolt, 5, fore side pressure case, 6, manual shaft.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art's every other embodiment obtained, all belongs to
In the range of the utility model protection.
As shown in Figs. 1-5, according to the utility model embodiment a kind of stiff mill screwdown gear synchronizing shaft
Fast assembling-disassembling connection structure 4, including concave side seam allowance axle sleeve 41 and convex side seam allowance axle sleeve 45, synchronizing shaft 3 include depressing with transmission side
The first synchronizing shaft 31 and the second synchronizing shaft 32 connecting with fore side pressure case 5, the concave side seam allowance axle sleeve 41 that case 2 connects are logical
Cross pressing plate 43, key 1 is fixedly connected with the end of the first synchronizing shaft 31, the convex side seam allowance axle sleeve 45 passes through key 2 46 and the
The end of two synchronizing shafts 32 connects, and the convex side seam allowance axle sleeve 45 is slidably connected with the second synchronizing shaft 32, the concave side seam allowance axis
The end of set 41 is equipped with concave mouth, and the end of the convex side seam allowance axle sleeve 45 is equipped with male half coupling 44, the concave side seam allowance axle sleeve 41
3 U-lags 48, and U-shaped on concave side seam allowance axle sleeve 41 and convex side seam allowance axle sleeve 45 are equipped with the outside of convex side seam allowance axle sleeve 45
The position of slot 48 is corresponding, is equipped with pin hole in the U-lag 48 in 41 outside of concave side seam allowance axle sleeve, eyelet bolt 49 passes through the pin
Hole and pin shaft 47 and concave side seam allowance axle sleeve 41 are hinged, and eyelet bolt 49 can be rotated around pin shaft 47, and the end of eyelet bolt 49 is set
There is nuts and washers.Transmission side pressure case 2 is connect with hydraulic motor 1, and fore side pressure case 5 is connect with manual shaft 6.
In order to facilitate the above-mentioned technical proposal for understanding the utility model, below by way of practical new to this in specifically used mode
The above-mentioned technical proposal of type is described in detail.
When needing to connect, convex side seam allowance axle sleeve 45 is slided to the end of the second synchronizing shaft 32, passes through 32 end of the second synchronizing shaft
The key 2 46 in portion realizes the transmitting of torque between convex side seam allowance axle sleeve 45 and the second synchronizing shaft 32, estimates convex side seam allowance axle sleeve
45 are aligned with the U-lag of concave side seam allowance axle sleeve 41, eyelet bolt are gone in the U-lag of two axle sleeves, tighten nut, it is ensured that
When synchronizing shaft rotates, eyelet bolt does not deviate from U-lag 48, to realize that transmission side pressure case 2 is synchronous with fore side pressure case 5
Operating.After eyelet bolt is opened, concave side seam allowance axle sleeve 4 is separated with convex side seam allowance axle sleeve 45, to realize that transmission side depresses case 2
With the rotation respectively of fore side pressure case 5.
In conclusion being designed outside by means of the above-mentioned technical proposal of the utility model by that will need to adjust position
Portion realizes the visuality of dismounting connection convenient for the adjustment in operating process；It is positioned using seam allowance mode, guarantees connection
Concentricity, using eyelet bolt to band seam allowance axle sleeve be attached fastening and transmitting torque, by pull eyelet bolt realize
The quick of synchronizing shaft connects and separates, and improves the efficiency and accuracy during screw-down structure adjustment.
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 scope within.
Claims (4)
1. a kind of fast assembling-disassembling connection structure of stiff mill screwdown gear synchronizing shaft, which is characterized in that including concave side seam allowance
Axle sleeve (41) and convex side seam allowance axle sleeve (45), the concave side seam allowance axle sleeve (41) are same by pressing plate (43), key one (42) and first
The end of step axis (31) is fixedly connected, and the convex side seam allowance axle sleeve (45) passes through the end of key two (46) and the second synchronizing shaft (32)
Connection, the end of the concave side seam allowance axle sleeve (41) are equipped with concave mouth, and the end of the convex side seam allowance axle sleeve (45) is equipped with convex stop
Mouthful (44) are equipped with U-lag (48) on the outside of the concave side seam allowance axle sleeve (41) and convex side seam allowance axle sleeve (45), and the concave side is stopped
Pin hole is equipped in U-lag (48) on the outside of mouth axle sleeve (41), eyelet bolt (49) passes through pin shaft (47) and concave side seam allowance axle sleeve
(41) hingedly, the end of eyelet bolt (49) is equipped with nuts and washers.
2. the fast assembling-disassembling connection structure of stiff mill screwdown gear synchronizing shaft according to claim 1, feature exist
In the U-lag (48) on the outside of the concave side seam allowance axle sleeve (41) and U-lag (48) position pair on the outside of convex side seam allowance axle sleeve (45)
It answers.
3. the fast assembling-disassembling connection structure of stiff mill screwdown gear synchronizing shaft according to claim 1, feature exist
In the U-lag (48) on the outside of U-lag (48) and convex side seam allowance axle sleeve (45) on the outside of the concave side seam allowance axle sleeve (41) is 3
Or 4.
4. the fast assembling-disassembling connection structure of stiff mill screwdown gear synchronizing shaft according to claim 1, feature exist
In the convex side seam allowance axle sleeve (45) is slidably connected with the second synchronizing shaft (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821256516.2U CN208787210U (en) | 2018-08-06 | 2018-08-06 | A kind of fast assembling-disassembling connection structure of stiff mill screwdown gear synchronizing shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821256516.2U CN208787210U (en) | 2018-08-06 | 2018-08-06 | A kind of fast assembling-disassembling connection structure of stiff mill screwdown gear synchronizing shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208787210U true CN208787210U (en) | 2019-04-26 |
Family
ID=66204636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821256516.2U Active CN208787210U (en) | 2018-08-06 | 2018-08-06 | A kind of fast assembling-disassembling connection structure of stiff mill screwdown gear synchronizing shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208787210U (en) |
-
2018
- 2018-08-06 CN CN201821256516.2U patent/CN208787210U/en active Active
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