CN210816722U - Hot rolling mill roller fixing mechanism - Google Patents
Hot rolling mill roller fixing mechanism Download PDFInfo
- Publication number
- CN210816722U CN210816722U CN201921120912.7U CN201921120912U CN210816722U CN 210816722 U CN210816722 U CN 210816722U CN 201921120912 U CN201921120912 U CN 201921120912U CN 210816722 U CN210816722 U CN 210816722U
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- Prior art keywords
- seat
- base
- roller
- sliding
- hot rolling
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Abstract
The utility model discloses a hot rolling mill roll fixed establishment in roll technical field aims at solving the hot rolling mill and changes the roll longer technical problem that takes time, this mechanism includes the base, set up left branch seat and right branch seat on the base, and set up the top roll between left branch seat and right branch seat, the bottom roll, left branch seat include with base fixed connection's lower fixing base and with base sliding connection's last sliding seat, right branch seat include with base fixed connection's last fixing base and with base sliding connection's lower sliding seat, the top roll, the tip of bottom roll can be dismantled and be connected with the connection minor axis, it is connected with sliding seat or fixing base rotation to connect the minor axis. The two supporting seats in the utility model are composed of the sliding seat and the fixed seat, so that the distance between the left supporting seat and the right supporting seat at the two ends of the roller can be adjusted, and the roller can be conveniently hung in and out; the sliding seat and the fixed seat are rotatably connected with a connecting short shaft, and the connecting short shaft is sleeved at the two ends of the roller, so that the roller can be rapidly replaced.
Description
Technical Field
The utility model relates to a roll technical field, concretely relates to hot rolling mill roll fixed establishment.
Background
The rolling mill is equipment for realizing a metal rolling process, and generally refers to equipment for completing the whole process of rolled material production. In the process of rolling metal plates by using a hot rolling mill, the hot rolling mill needs to be replaced by a roller, as shown in fig. 1, the existing hot rolling mill generally comprises a base 1, a left supporting seat 2, a right supporting seat 3, an upper roller 4 and a lower roller 5, the left supporting seat 2 and the right supporting seat 3 are fixed on the base 1 in parallel, and the upper roller 4 and the lower roller 5 are rotatably connected between the left supporting seat 2 and the right supporting seat 3 through bearings. Because the both ends of top roll 4 and bottom roll 5 and left supporting seat 2 and 3 fixed connection of right supporting seat, when carrying out the change of top roll 4 and bottom roll 5, need dismantle the whole machine, it is comparatively troublesome, especially when only changing bottom roll 5, also need dismantle top roll 4, wasted a large amount of time, influence production efficiency.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a hot rolling mill roll fixed establishment to solve the hot rolling mill and change the roll and take time longer technical problem.
The utility model discloses the technical scheme who adopts does:
a roller fixing mechanism of a hot rolling mill is designed, which comprises
A base;
the left supporting seat and the right supporting seat are arranged on the base in parallel;
the upper roller and the lower roller are arranged between the left supporting seat and the right supporting seat;
the left supporting seat comprises a lower fixed seat and an upper sliding seat, the lower fixed seat is fixedly connected with the base, the upper sliding seat is connected with the base in a sliding mode along the axial direction of the upper roller, the right supporting seat comprises an upper fixed seat and a lower sliding seat, the upper fixed seat is fixedly connected with the base, and the lower sliding seat is connected with the base in a sliding mode along the axial direction of the lower roller;
the connecting short shaft is rotatably connected with the corresponding sliding seat/fixed seat through a bearing, and the end parts of the upper roller and the lower roller are detachably connected in the inner cavity of the connecting short shaft.
Preferably, a longitudinal guide rail is arranged on the base along the direction perpendicular to the lower roller, a transverse slide rail is connected onto the longitudinal guide rail in a sliding manner, two lifting supports are connected onto the transverse slide rail in a sliding manner, and arc-shaped supporting plates are arranged at the top ends of the lifting supports.
Preferably, a plurality of bearings are circumferentially arrayed on the inner arc surface of the arc-shaped support plate.
Preferably, the lower fixed seat and the upper sliding seat are both provided with a left connecting groove, and the left connecting groove is connected with a left connecting plate in a sliding manner; go up all to be equipped with right spread groove on fixing base and the lower sliding seat, sliding connection has right connecting plate in the right spread groove.
Preferably, the connecting short shaft is provided with a threaded hole, and a fastening bolt is screwed in the threaded hole.
Preferably, the right end of the connecting short shaft at the right end of the upper roller is in threaded connection with an adjusting screw rod, one end of the adjusting screw rod is connected with a rotating handle, and the other end of the adjusting screw rod is in rotating connection with a pushing head.
Preferably, the cross section of both ends of the upper roller or the lower roller is circular, regular triangle or rectangle.
Compared with the prior art, the utility model has the advantages that:
1. the left supporting seat and the right supporting seat in the utility model are both composed of the sliding seat and the fixed seat, so that the distance between the left supporting seat and the right supporting seat at the two ends of the roller can be adjusted, and the roller can be conveniently hung in and out; the sliding seat and the fixed seat are rotatably connected with a connecting short shaft, and the connecting short shaft is sleeved at two ends of the roller, so that the roller can be quickly replaced.
2. The utility model discloses be equipped with lifting support on the base, this lifting support both can lateral shifting in the horizontal plane, also can longitudinal movement, the immigration of the lower roll of being convenient for like this and shift out.
3. The utility model discloses be equipped with a plurality of bearings on the interior arc surface of well arc backup pad, make the bottom roll free rotation through this bearing, be convenient for cup joint the both ends of bottom roll in connecting the pivot inner chamber.
4. The utility model discloses the one end spiro union of being connected the minor axis with on the last fixing base has adjusting screw, through rotating this mediation screw rod, can realize the axial mediation of top roll, and the top roll of being convenient for is adjusted well with the bottom roll.
Drawings
FIG. 1 is a schematic view of a conventional hot rolling mill;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic structural view of the present invention;
fig. 4 is a left side view of the present invention;
fig. 5 is a right side view of the present invention;
FIG. 6 is a schematic structural view of an arc-shaped support plate;
1 is the base, 2 is left supporting seat, 3 is right supporting seat, 4 is the top roll, 5 is the bottom roll, 6 is the lower fixing base, 7 is last sliding seat, 8 is left spread groove, 9 is left connecting plate, 10 is the upper fixing base, 11 is the lower sliding seat, 12 is right spread groove, 13 is right connecting plate, 14 is the connection minor axis, 15 is drive gear, 16 is bearing A, 17 is longitudinal rail, 18 is horizontal slide rail, 19 is the lifting support, 20 is the arc backup pad, 21 is bearing B, 22 is the screw hole, 23 is fastening bolt, 24 is adjusting screw, 25 is the twist grip, 26 is the pushing head.
Detailed Description
The following embodiments are only intended to illustrate the present invention in detail, and do not limit the scope of the present invention in any way. The unit module components, structures, mechanisms, sensors and other devices referred to in the following examples are all conventional and commercially available products unless otherwise specified.
Example (b): as shown in FIGS. 1 to 6, a roll fixing mechanism of a hot rolling mill comprises
The base 1 is fixed on the horizontal ground through foundation bolts;
the left supporting seat 2 and the right supporting seat 3 are arranged on the base 1 in a left-right parallel mode, and the left supporting seat 2 and the right supporting seat 3 are arranged on the base in a left-right parallel mode;
the upper roller 4 and the lower roller 5 are arranged between the left support seat 2 and the right support seat 3 in parallel up and down;
wherein, left side supporting seat 2 includes fixing base 6 and last sliding seat 7 down, go up sliding seat 7 and wholly be the type of falling concave, lower fixing base 6 set up in the recess of going up sliding seat 7 and with base 1 fixed connection, go up sliding seat 7 and base 1, down fixing base 6 along last roll axle 4 to sliding connection, all be equipped with left spread groove 8 on lower fixing base 6 and the last sliding seat 7, sliding connection has left connecting plate 9 in this left spread groove 8, make fixing base 6 and last sliding seat 7 fixed connection down through left connecting plate 9 in this embodiment. Right branch supporting seat 3 includes fixing base 10 and lower sliding seat 11, should go up fixed 10 whole be the L form, lower sliding seat 11 sets up in last fixing base 10 below, go up fixing base 10 and 1 fixed connection of base, lower sliding seat 11 and base 1, go up the fixing base along 5 axial sliding connection of bottom roll, it all is equipped with right spread groove 12 on fixing base 10 and the lower sliding seat 11 to go up, sliding connection has right connecting plate 13 in this right spread groove 12, make through right connecting plate 13 in this embodiment and go up fixing base 10 and 11 fixed connection of lower sliding seat.
In this embodiment, the sliding of the upper and lower shoes 7, 11 on the base 1 is driven by a hydraulic cylinder (not shown).
The connecting device comprises a connecting short shaft 14, wherein one end of the connecting short shaft 14 is provided with an inner cavity matched with the shaft ends of an upper roller 4 and a lower roller 5, the other end of the connecting short shaft 14 is provided with a transmission gear 15, the connecting short shaft 14 is rotatably connected with a sliding seat or a fixed seat through a bearing A16, and the shaft ends of the upper roller 4 and the lower roller 5 are detachably connected into the inner cavity of the connecting short shaft 14.
In the embodiment, in order to facilitate the moving in and out of the lower roller 5 between the left support seat 2 and the right support seat 3, a longitudinal guide rail 17 is arranged on the base 1 along the direction perpendicular to the lower roller 5, a transverse slide rail 18 is connected on the longitudinal guide rail 17 in a sliding manner, two lifting brackets 19 (hydraulic cylinders) are connected on the transverse slide rail 18 in a sliding manner, an arc-shaped support plate 20 is arranged at the top end of each lifting bracket 19, and a plurality of bearings B21 are circumferentially arrayed on the inner arc surface of the arc-shaped support plate 20; the lower sliding seat 11 is provided with a through hole corresponding to the transverse sliding rail 18.
In the embodiment, the detachable connection of the short shaft and the shaft end of the upper roller or the lower roller is realized by the following steps: one end of the connecting stub shaft 14 close to the upper roller 4 or the lower roller 5 is provided with a threaded hole 22 communicated with the inner cavity of the connecting stub shaft, and a fastening bolt 23 is screwed in the threaded hole 22.
In this embodiment, the cross section of both ends of the upper roll 4 or the lower roll 5 is circular, regular triangular or rectangular.
In this embodiment, in order to facilitate axial adjustment of the upper roller 4, so as to align the left and right ends of the upper roller 4 and the lower roller 5, an adjusting screw 24 is connected to the short connecting shaft 14 connected to the right end of the upper roller 4, the adjusting screw 24 is screwed to the right end of the short connecting shaft 14 along the axial direction of the short connecting shaft 14, and one end of the adjusting screw 24 is connected to a rotating handle 25, and the other end is rotatably connected to a pushing head 26.
The operation and use method of the hot rolling mill roll fixing mechanism comprises the following steps:
when the upper roller 4 is replaced, firstly, the two ends of the upper roller 4 are hung by the hanging tool, then the left connecting plate 9 slides out of the left connecting groove 8 and unscrews the fastening bolts 23 at the two ends of the upper roller 4, then the hydraulic cylinder drives the upper sliding seat 7 to slide leftwards along the axial direction of the upper roller 4, when the two ends of the upper roller 4 are separated from the connecting short shaft 14, the upper roller 4 is hung out, and after the reverse operation is finished, the upper roller 4 is installed.
When the lower roller 5 is replaced, the lifting support 19 is lifted and two ends of the lower roller 5 are supported, then the right connecting plate 13 slides out of the right connecting groove 12 and the fastening bolts 23 at the two ends of the lower roller 5 are loosened, the hydraulic cylinder drives the lower sliding seat 11 to slide leftwards along the axial direction of the lower roller 5, after the two ends of the lower roller 5 are separated from the connecting short shaft 14 (at the moment, the transverse sliding rail 18 is separated from the lower sliding seat 11), the transverse sliding rail 18 is driven to slide to the outer sides of the left supporting seat 2 and the right supporting seat 3 along the longitudinal guide rail 17, then the lower roller 5 on the lifting support 19 is replaced, and the upper roller 5 is mounted after the reverse operation.
After the upper roller 4 and the lower roller 5 are installed, the fastening bolts 23 at the two ends of the lower roller 5 are screwed, the fastening bolts 23 at the two ends of the upper roller 4 are not screwed, the handle 25 is rotated, the adjusting screw 24 drives the pushing head 26 to push the upper roller 4 to move axially, and after the upper roller 4 is aligned with the lower roller 5, the fastening bolts 23 at the two ends of the upper roller 4 are screwed
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (7)
1. A hot rolling mill roller fixing mechanism comprises
A base;
the left supporting seat and the right supporting seat are arranged on the base in parallel;
the upper roller and the lower roller are arranged between the left supporting seat and the right supporting seat;
it is characterized by also comprising:
the left supporting seat comprises a lower fixed seat and an upper sliding seat, the lower fixed seat is fixedly connected with the base, the upper sliding seat is connected with the base in a sliding mode along the axial direction of the upper roller, the right supporting seat comprises an upper fixed seat and a lower sliding seat, the upper fixed seat is fixedly connected with the base, and the lower sliding seat is connected with the base in a sliding mode along the axial direction of the lower roller;
the connecting short shaft is rotatably connected with the corresponding sliding seat/fixed seat through a bearing, and the end parts of the upper roller and the lower roller are detachably connected in the inner cavity of the connecting short shaft.
2. The hot rolling mill roll securing mechanism of claim 1, wherein: the roller mill is characterized in that a longitudinal guide rail is arranged on the base in the direction perpendicular to the lower roller, a transverse slide rail is connected onto the longitudinal guide rail in a sliding mode, two lifting supports are connected onto the transverse slide rail in a sliding mode, and arc-shaped supporting plates are arranged at the top ends of the lifting supports.
3. The hot rolling mill roll securing mechanism of claim 2, wherein: and a plurality of bearings are circumferentially arrayed on the inner arc surface of the arc-shaped supporting plate.
4. The hot rolling mill roll securing mechanism of claim 3, wherein: the lower fixed seat and the upper sliding seat are respectively provided with a left connecting groove, and a left connecting plate is connected in the left connecting groove in a sliding manner; go up all to be equipped with right spread groove on fixing base and the lower sliding seat, sliding connection has right connecting plate in the right spread groove.
5. The hot rolling mill roll securing mechanism of claim 4, wherein: the connecting short shaft is provided with a threaded hole, and a fastening bolt is screwed in the threaded hole.
6. The hot rolling mill roll securing mechanism as claimed in claim 5, wherein: the right end of the connecting short shaft at the right end of the upper roller is in threaded connection with an adjusting screw rod, one end of the adjusting screw rod is connected with a rotating handle, and the other end of the adjusting screw rod is in rotating connection with a pushing head.
7. The hot rolling mill roll securing mechanism of claim 6, wherein: the cross sections of the two ends of the upper roller or the lower roller are circular, regular triangle or rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921120912.7U CN210816722U (en) | 2019-07-17 | 2019-07-17 | Hot rolling mill roller fixing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921120912.7U CN210816722U (en) | 2019-07-17 | 2019-07-17 | Hot rolling mill roller fixing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210816722U true CN210816722U (en) | 2020-06-23 |
Family
ID=71249583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921120912.7U Expired - Fee Related CN210816722U (en) | 2019-07-17 | 2019-07-17 | Hot rolling mill roller fixing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210816722U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022012497A1 (en) * | 2020-07-13 | 2022-01-20 | 大连富地重工机械制造有限公司 | In-shaft key locking device |
-
2019
- 2019-07-17 CN CN201921120912.7U patent/CN210816722U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022012497A1 (en) * | 2020-07-13 | 2022-01-20 | 大连富地重工机械制造有限公司 | In-shaft key locking device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200623 Termination date: 20210717 |
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| CF01 | Termination of patent right due to non-payment of annual fee |