CN213001835U - Tension measuring roller between cold continuous rolling stand - Google Patents
Tension measuring roller between cold continuous rolling stand Download PDFInfo
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- CN213001835U CN213001835U CN202021486704.1U CN202021486704U CN213001835U CN 213001835 U CN213001835 U CN 213001835U CN 202021486704 U CN202021486704 U CN 202021486704U CN 213001835 U CN213001835 U CN 213001835U
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Abstract
The utility model discloses a survey dancing roll between cold tandem rolling frame relates to cold tandem rolling unit and makes technical field, and this step shaft section of surveying the roller of dancing roll between cold tandem rolling frame all is connected with square shaft section, and this square shaft section equal cartridge is fixed the roller on the base at the square inslot of the cartridge board of base and through the briquetting that the lid was established on the square groove of cartridge board. Compared with the prior art, the width of the roller with the original installation base unchanged can be widened, the problem of scratching strip steel is effectively solved, and the roller does not have the faults of frequent bolt breakage and bearing locking; after the tension roll is measured between the cold continuous rolling stand, the service life of the cold continuous rolling stand is prolonged to 12 months, and the number of the scratch strip steel of the tension roll is zero; in addition, the pressing block is provided with an axial limiting table at the side of the step shaft section close to the roller shaft, so that the problem that the tension measurement is wrong or even blocked due to the fact that the tension measuring roller base is scraped by axial movement of the tension measuring roller between cold continuous rolling stand frames in the production process can be prevented.
Description
Technical Field
The utility model belongs to the technical field of the cold tandem mill group technique of making and specifically relates to a survey stretch-breaking roller that is used for between frame of cold tandem mill.
Background
In the production of cold-rolled strip steel, a tension measuring roller between frames of a cold continuous rolling unit is one of core equipment of the unit, the cold continuous rolling unit comprises a plurality of frames provided with rollers, one tension measuring roller is arranged between every two frames, the tension measuring roller comprises a roller shaft sleeved with a roller, bearings are sleeved at two ends of the roller shaft, bearing seats are sleeved outside the bearings, the bottoms of the bearing seats are arranged on a base, and a tension meter is arranged below the base; during operation, tension measurement between the frames is fed back to a rolling mill control system through a tension meter. The tension roller between the cold continuous rolling stand has the following problems in the production process: as the specifications of the rolled products of the unit need to be upgraded and modified along with market change and production requirements, the maximum width of the finished products of the rolling mill strip steel of the unit after modification can reach 1250mm, and equal-width rolling is realized. The bearings are arranged at the two ends of the roller of the tension measuring roller, so that the problem that the width of the roller of the tension measuring roller is not matched with the width of the strip steel raw material can occur, the width of the tension measuring roller designed by a 1250mm pickling-cold rolling combined unit is 1250mm, the width of the strip steel raw material with the width of 1250mm of the finished product produced after the unit is reformed into equal-width rolling is generally about 1280mm, the problem of surface scratching of the strip steel can occur when the width of the roller exceeds the width of the roller, the roller is easy to be jammed, the fault and the shutdown are easy to occur, the production is seriously influenced; in addition, when the original machine set rolls the strip steel with the width of 1250mm in an equal-width mode, the average service life of the tension measuring roller is only about 3 months, and each month is about 100 tons of steel coils scratched by the tension measuring roller, so that a novel tension measuring roller needs to be additionally designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a survey dancer rools between cold continuous rolling frame is provided to solve the unable production demand problem that satisfies of survey dancer rools between current cold continuous rolling frame.
The utility model provides a technical scheme that technical problem adopted does: the tension roller for the cold continuous rolling stand comprises a roller shaft and a base, wherein the roller shaft is sleeved with a roller, and the bottom of the base is provided with a tension meter; the roller has the roller body and establishes the step shaft part at this roller body both ends all the cover is equipped with bearing, its characterized in that on the step shaft part of roller: the step shaft sections of the roll shafts are connected with square shaft sections through threaded shaft sections;
the base is arranged below the square shaft section of the roll shaft; the base is provided with a base body with the bottom in pressure connection with the tensiometer and a plug board part which is arranged on the base body and is provided with a square groove on the top surface; the square shaft sections of the roll shafts are all inserted into the square grooves of the insertion plate parts of the base, and the roll shafts are fixed on the base through press blocks which cover the square grooves of the insertion plate parts; an axial limiting table is arranged on the side, close to the step shaft section of the roll shaft, of the pressing block;
the roller is provided with a roller body with a central hole, and the roller body of the roller is arranged on the roller shaft body of the roller shaft in a penetrating way; the roller is provided with step positioning holes at two ends of the roller body, a gland is inserted into the step positioning holes of the roller and is provided with a sleeve part sleeved on the bearing and a flange part arranged at one end of the sleeve part, and the flange part of the gland is fixed in the step positioning holes of the roller through bolts.
In the above technical scheme of the tension roll between the cold continuous rolling stands, a more specific technical scheme may also be that: a first distance ring is arranged at the joint of the roll shaft body of the roll shaft and the step shaft section, one end of the first distance ring is abutted with the sleeve part of the gland, and the other end of the first distance ring is abutted with the bottom surface of the step positioning hole of the roller; all the cover is equipped with round nut on the screw shaft section of roller, the roller in round nut with all the cover is equipped with the second distance ring on the step shaft section between the bearing.
Further: and the axial limiting table of the pressing block is abutted against the end face of the round nut.
Further: and a sealing ring sleeved on the roller shaft body of the roller shaft is arranged in the first distance ring, and a sealing ring assembly is arranged between the sleeve part of the gland and the second distance ring.
The utility model discloses what point out is the orientation of the directional square shaft section of roller body from the roller.
Since the technical scheme is used, compared with the prior art, the utility model following beneficial effect has: because the step shaft sections of the roll shafts of the tension rolls between the cold continuous rolling stand are connected with the square shaft sections through the threaded shaft sections, the square shaft sections are inserted into the square grooves of the insertion plate parts of the base and the roll shafts are fixed on the base through the pressing blocks covering the square grooves of the insertion plate parts, the width of the roll cylinders can be widened from 1250mm to 1335mm under the condition that the original installation basis is unchanged, the problem of scratching strip steel is effectively solved, and the roll cylinders do not have the faults of frequent bolt breakage and bearing blocking; after the tension roll is measured between the cold continuous rolling stand, the service life of the cold continuous rolling stand is prolonged to 12 months, and the production requirement is greatly met because the number of the scratch strip steel of the tension roll is zero; in addition, the pressing block is provided with an axial limiting table at the side of the step shaft section close to the roller shaft, so that the phenomenon that the tension measurement is wrong or even blocked due to the fact that the axial movement of the tension measuring roller between the cold continuous rolling stand frames scrapes the base of the tension measuring roller in the production process can be prevented; 2. the structure is simple, the problem that the tension roller scratches the strip steel can be effectively solved, and the device is suitable for upgrading and transforming similar units and designing new production lines.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Figure 2 is the installation sketch map of the roller and roller of the utility model.
Fig. 3 is a schematic structural view of the roller shaft of the present invention.
Fig. 4 is a view from direction K of fig. 3.
Fig. 5 is a schematic structural view of the gland of the present invention.
Fig. 6 is a schematic structural diagram of the base of the present invention.
Fig. 7 is a schematic structural diagram of the press block of the present invention.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings:
the tension roller between the cold continuous rolling stand shown in the figures 1, 2, 3 and 4 comprises a roller shaft 4 sleeved with a roller 3 and a base 1, and the bottom of the base 1 is provided with a tension meter; the roll shaft 4 of the embodiment is provided with a roll shaft body 4-4 and step shaft sections 4-3 arranged at two ends of the roll shaft body 4-4, bearings 9 are sleeved on the step shaft sections 4-3 of the roll shaft 4, and the step shaft sections 4-3 of the roll shaft 4 of the embodiment are connected with square shaft sections 4-1 through threaded shaft sections 4-2; the base 1 of the embodiment is arranged below a square shaft section 4-1 of a roller shaft 4; the base 1 of the present embodiment has a base body 1-1 with the bottom portion in pressure contact with the tensiometer and a plug-in board portion 1-2 with a square groove on the top surface and arranged on the base body 1-1, as shown in fig. 6; square shaft sections 4-1 at two ends of the roll shaft 4 are inserted into square grooves of the cartridge plate parts 1-2 of the base 1, and the roll shaft 4 is fixed on the base 1 through a pressing block 2 covering the square grooves of the cartridge plate parts 1-2; axial limiting tables 2-1 are arranged on the pressing blocks 2 at the side of a step shaft section 4-3 close to the roller shaft 4, as shown in figure 7; the roller 3 of the embodiment is provided with a roller body with a central hole, and the roller body of the roller 3 is arranged on a roller shaft body 4-4 of a roller shaft 4 in a penetrating way through the central hole; the two ends of the roller body of the roller 3 are respectively provided with a step positioning hole, a gland 6 is inserted on the step positioning hole of the roller 3, the gland 6 of the embodiment is provided with a sleeve part 6-2 sleeved on a bearing 9 and a flange part 6-1 arranged at one end of the sleeve part 6-2, as shown in figure 5; the flange part 6-1 of the gland 6 is fixed in the step positioning hole of the roller 3 through a bolt; a first distance ring 5 is arranged at the joint of a roll shaft body 4-4 and a step shaft section 4-3 of the roll shaft 4, the outer end of the first distance ring 5 is abutted with the inner end of a sleeve part 6-2 of a gland 6, the inner end of the first distance ring 5 is abutted with the bottom surface of a step positioning hole of the roller 3, a sealing ring 10 sleeved on the roll shaft body 4-4 of the roll shaft 4 is arranged in the first distance ring 5, and the sealing ring 10 in the embodiment is an FB lip-shaped sealing ring; round nuts 8 are sleeved on the threaded shaft sections 4-2 of the roll shaft 4, and second distance rings 7 are sleeved on the step shaft sections 4-3 of the roll shaft 4 between the round nuts 8 and the bearings 9; a sealing ring component is arranged between a sleeve part 6-2 of the gland 6 and the second distance ring 7, and comprises an FB lip-shaped sealing ring which is sleeved on the second distance ring 7 and is positioned at the side close to the bearing 9 and a VA-type rotary sealing member VA which is sleeved on the second distance ring 7 and is positioned at the side close to the round nut 8; the axial limiting table 2-1 of the pressing block 2 is abutted to the outer end face of the round nut 5, so that the problem that tension measurement is wrong or even blocked due to the fact that a tension measuring roller base is scraped due to axial movement of the tension measuring roller between cold continuous rolling stands in the production process is solved.
The width of the roller can be widened to 1335mm from 1250mm under the condition that the original installation basis is not changed by adopting the tension measuring roller between the cold continuous rolling stand, the problem of scratching the strip steel is effectively solved, the frequent bolt breakage and bearing blocking faults do not occur in the roller, the service cycle is prolonged to 12 months, and the quantity of scratching the strip steel by the tension measuring roller is zero.
Claims (4)
1. A tension roller for measuring between cold continuous rolling stand frames comprises a roller shaft sleeved with a roller and a base, wherein a tensiometer is arranged at the bottom of the base; the roller has the roller body and establishes the step shaft part at this roller body both ends all the cover is equipped with bearing, its characterized in that on the step shaft part of roller: the step shaft sections of the roll shafts are connected with square shaft sections through threaded shaft sections;
the base is arranged below the square shaft section of the roll shaft; the base is provided with a base body with the bottom in pressure connection with the tensiometer and a plug board part which is arranged on the base body and is provided with a square groove on the top surface; the square shaft sections of the roll shafts are all inserted into the square grooves of the insertion plate parts of the base, and the roll shafts are fixed on the base through press blocks which cover the square grooves of the insertion plate parts; an axial limiting table is arranged on the side, close to the step shaft section of the roll shaft, of the pressing block;
the roller is provided with a roller body with a central hole, and the roller body of the roller is arranged on the roller shaft body of the roller shaft in a penetrating way; the roller is provided with step positioning holes at two ends of the roller body, a gland is inserted into the step positioning holes of the roller and is provided with a sleeve part sleeved on the bearing and a flange part arranged at one end of the sleeve part, and the flange part of the gland is fixed in the step positioning holes of the roller through bolts.
2. A tension roller between cold continuous rolling mill stands according to claim 1, characterized in that: a first distance ring is arranged at the joint of the roll shaft body of the roll shaft and the step shaft section, one end of the first distance ring is abutted with the sleeve part of the gland, and the other end of the first distance ring is abutted with the bottom surface of the step positioning hole of the roller; all the cover is equipped with round nut on the screw shaft section of roller, the roller in round nut with all the cover is equipped with the second distance ring on the step shaft section between the bearing.
3. A tension roller between cold continuous rolling mill stands according to claim 2, characterized in that: and the axial limiting table of the pressing block is abutted against the end face of the round nut.
4. A tension roller between cold continuous rolling mill stands according to claim 3, characterized in that: and a sealing ring sleeved on the roller shaft body of the roller shaft is arranged in the first distance ring, and a sealing ring assembly is arranged between the sleeve part of the gland and the second distance ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021486704.1U CN213001835U (en) | 2020-07-24 | 2020-07-24 | Tension measuring roller between cold continuous rolling stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021486704.1U CN213001835U (en) | 2020-07-24 | 2020-07-24 | Tension measuring roller between cold continuous rolling stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213001835U true CN213001835U (en) | 2021-04-20 |
Family
ID=75517961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021486704.1U Active CN213001835U (en) | 2020-07-24 | 2020-07-24 | Tension measuring roller between cold continuous rolling stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213001835U (en) |
-
2020
- 2020-07-24 CN CN202021486704.1U patent/CN213001835U/en active Active
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