CN211169520U - Device is changed to rolling mill backing roll - Google Patents
Device is changed to rolling mill backing roll Download PDFInfo
- Publication number
- CN211169520U CN211169520U CN201921797905.0U CN201921797905U CN211169520U CN 211169520 U CN211169520 U CN 211169520U CN 201921797905 U CN201921797905 U CN 201921797905U CN 211169520 U CN211169520 U CN 211169520U
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- cross beam
- lifting
- rolling mill
- clamping legs
- ram
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Abstract
The utility model relates to a device is changed to rolling mill backing roll belongs to metallurgical industry steel rolling and lifting means technical field. The technical scheme is as follows: a lifting lug (6) which is matched and connected with the crown block is fixed in the middle of a cross beam (13), two ends of the cross beam (13) are respectively provided with a ram (8) which is in sliding connection with the cross beam (13), each ram (8) is fixed with a clamping leg (9), and two clamping legs (9) are respectively provided with a pin (10); one ends of the two hoisting connecting rods (2) are respectively connected to pins (10) of the two clamping legs (9), and the other ends of the two hoisting connecting rods (2) are respectively connected to the supporting roll changing support (3) through bolts (12). The utility model has the advantages that: simple structure, reliable and stable, operation maintenance is convenient, labour saving and time saving has avoided roll change personnel to stand and has dismantled, the installation slip that causes falls and the eminence falls on the roll change support, has improved the operation security.
Description
Technical Field
The utility model relates to a device is changed to rolling mill backing roll belongs to metallurgical industry steel rolling and lifting means technical field.
Background
The back-up roll is the important part in the rolling mill, when the back-up roll is changed and is maintained the operation, need rolling mill personnel to use the overhead traveling crane to carry out the handling, change a back-up roll every time and need the workman to stand and take off and hang twice wire rope on the roll change support, or use two overhead traveling cranes to work simultaneously, roll change support is traded in a hoist and mount, another handling back-up roll, waste time and energy in the operation process, and roll change personnel stand and dismantle on the roll change support, install hoist and mount and break out, slip and fall and the danger of eminence fall appear easily, consequently, it is urgent to design a rolling mill back-up roll change.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a device is changed to rolling mill backing roll, labour saving and time saving avoids roll change personnel to stand and dismantles, the installation slip that causes falls and the eminence falls on roll change support, improves the operation security, solves the problem that exists among the background art.
The technical scheme of the utility model is that:
a rolling mill supporting roll replacing device comprises a lifting appliance, a lifting connecting rod and a supporting roll replacing support, wherein the lifting appliance comprises a lifting lug, a ram, clamping legs, a pin and a cross beam which are connected with a crown block in a matched mode; one ends of the two hoisting connecting rods are respectively connected to the pins of the two clamping legs, and the other ends of the two hoisting connecting rods are respectively connected to the support roll changing bracket through bolts.
One end of the hoisting connecting rod is provided with a hoisting hole matched with the pin, and the other end of the hoisting connecting rod is provided with a bolt hole matched with the bolt.
The pins on the two clamping legs are oppositely arranged.
A distance rod is arranged between the two clamping legs.
The utility model has the advantages that: simple structure, reliable and stable, operation maintenance is convenient, labour saving and time saving has avoided roll change personnel to stand and has dismantled, the installation slip that causes falls and the eminence falls on the roll change support, has improved the operation security.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the installation process of the present invention;
FIG. 3 is a schematic view of a hoisting link;
in the figure: the device comprises a lifting appliance 1, a lifting connecting rod 2, a supporting roll changing support 3, a lifting hole 4, an operating platform 5, a lifting lug 6, a lifting hook 7, a ram 8, a clamping leg 9, a pin 10, a distance rod 11, a bolt 12, a cross beam 13 and a bolt hole 14.
Detailed Description
The invention will be further explained by way of example with reference to the accompanying drawings.
Referring to the attached drawings 1-3, a rolling mill supporting roll replacing device comprises a lifting appliance 1, a lifting connecting rod 2 and a supporting roll replacing support 3, wherein the lifting appliance 1 comprises a lifting lug 6, a ram 8, clamping legs 9, a pin 10 and a cross beam 13 which are matched and connected with a crown block, the lifting lug 6 matched and connected with the crown block is fixed in the middle of the cross beam 13, two ends of the cross beam 13 are respectively provided with one ram 8 which is in sliding connection with the cross beam 13, each ram 8 is fixedly provided with one clamping leg 9, and the two clamping legs 9 are respectively provided with one pin 10; one ends of the two hoisting connecting rods 2 are respectively connected to the pins 10 of the two clamping legs 9, and the other ends of the two hoisting connecting rods 2 are respectively connected to the supporting roll changing support 3 through bolts 12.
Referring to fig. 1 and 2, the pins 10 of the two clamping legs 9 are arranged opposite to each other, and the two ends of the distance rod 11 are fixed to the two clamping legs 9.
The supporting roll changing bracket 3 is a commonly used supporting frame in the technical field.
Referring to the attached drawings 1 and 2, when the lifting device is used, firstly, the lifting connecting rods 2 are fixed on the supporting roll replacing support 3 through bolts 12, then lifting lugs 6 in the lifting device 1 are hung on a crown block, an operator stands on the ground to command the crown block, adjusts two clamping legs 9 in the lifting device 1, when the center distances of pins 10 on the two clamping legs 9 and lifting holes 4 of the two lifting connecting rods 2 are the same, the pins 10 on the two clamping legs 9 are installed on the lifting holes 4 of the lifting connecting rods 2, after the two clamping legs 9 are clamped in place, the lifting device is lifted and lifted to a rolling mill housing, and finally, the supporting roll replacing support is pushed into the rolling mill housing to complete the replacement of the supporting roll.
Claims (4)
1. A rolling mill backing roll replacing device is characterized in that: the lifting device comprises a lifting appliance (1), a lifting connecting rod (2) and a supporting roll changing support (3), wherein the lifting appliance (1) comprises a lifting lug (6) which is connected with a crown block in a matched mode, a ram (8), clamping legs (9), pins (10) and a cross beam (13), the lifting lug (6) which is connected with the crown block in a matched mode is fixed in the middle of the cross beam (13), two ends of the cross beam (13) are respectively provided with one ram (8) which is connected with the cross beam (13) in a sliding mode, each ram (8) is fixedly provided with one clamping leg (9), and the two clamping legs (9) are respectively provided with one pin (10); one ends of the two hoisting connecting rods (2) are respectively connected to the pins (10) of the two clamping legs (9), and the other ends of the two hoisting connecting rods (2) are respectively connected to the supporting roll changing support (3) through bolts (12).
2. A rolling mill support roller replacing device according to claim 1, wherein: one end of the hoisting connecting rod (2) is provided with a hoisting hole (4) matched with the pin (10), and the other end of the hoisting connecting rod (2) is provided with a bolt hole (14) matched with the bolt (12).
3. A rolling mill support roller replacing device according to claim 1, wherein: the pins (10) on the two clamping legs (9) are arranged oppositely.
4. A rolling mill support roller replacing device according to claim 1, wherein: a distance rod (11) is arranged between the two clamping legs (9).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921797905.0U CN211169520U (en) | 2019-10-24 | 2019-10-24 | Device is changed to rolling mill backing roll |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921797905.0U CN211169520U (en) | 2019-10-24 | 2019-10-24 | Device is changed to rolling mill backing roll |
Publications (1)
Publication Number | Publication Date |
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CN211169520U true CN211169520U (en) | 2020-08-04 |
Family
ID=71818875
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201921797905.0U Active CN211169520U (en) | 2019-10-24 | 2019-10-24 | Device is changed to rolling mill backing roll |
Country Status (1)
Country | Link |
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CN (1) | CN211169520U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113102512A (en) * | 2021-04-26 | 2021-07-13 | 重庆钢铁股份有限公司 | Quick-change support frame for supporting roller and quick-change method thereof |
-
2019
- 2019-10-24 CN CN201921797905.0U patent/CN211169520U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113102512A (en) * | 2021-04-26 | 2021-07-13 | 重庆钢铁股份有限公司 | Quick-change support frame for supporting roller and quick-change method thereof |
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