CN212475892U - Change cold rolling tandem mill export and survey a roller overhead hoist - Google Patents
Change cold rolling tandem mill export and survey a roller overhead hoist Download PDFInfo
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- CN212475892U CN212475892U CN202021558971.5U CN202021558971U CN212475892U CN 212475892 U CN212475892 U CN 212475892U CN 202021558971 U CN202021558971 U CN 202021558971U CN 212475892 U CN212475892 U CN 212475892U
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- tension measuring
- measuring roller
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- rail
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Abstract
The utility model provides a change cold rolling tandem mill export and survey a roller overhead hoist, include: a support part for horizontally moving the hoist and supporting the hoist; the hoisting part is used for hoisting the tension measuring roller and driving the tension measuring roller to rotate or vertically move up and down; the guide rail part is used for placing the tension measuring roller and driving the tension measuring roller to horizontally move to the installation position of the tension measuring roller; the hoisting part is vertically arranged on the support part and is positioned on the upper end face of the support part; the guide rail part is arranged between the supporting part and the guide part and is respectively connected with the supporting part and the guide part, and the guide rail part is matched with the installation position of the tension measuring roller and is arranged perpendicular to the rolling continuous mill frame. The utility model discloses simple structure, it is safe controllable, realize changing the safe handling of removal process to surveying the dancer rools, guarantee to survey the dancer rools roll surface precision, the installation cooperation degree of accuracy is high, creates the condition for follow-up debugging machine.
Description
Technical Field
The utility model belongs to the technical field of steel rolling auxiliary assembly, especially, relate to a change cold rolling tandem mill export and survey a roller overhead hoist.
Background
The outlet tension measuring roller of the cold rolling continuous mill is important equipment for detecting the tension of the strip steel in the running state at the outlet of the mill, the strip steel is pressed on the surface of the tension measuring roller, the tension measuring roller is driven to rotate by the movement of the strip steel, and the tension measuring roller needs to be replaced periodically to ensure the surface roughness of the strip steel. The outlet of each rolling mill is provided with an upper tension measuring roller and a lower tension measuring roller, the tension measuring rollers are in a closed environment during production and operation, the diameter of each tension measuring roller is 160mm, the length of each tension measuring roller is 1750mm, and the single weight of each tension measuring roller is 280 kg. The process of transporting the tension roller from the inner side of the rolling mill frame is low in efficiency and high in safety risk, particularly the precision of the roll surface of the tension roller is high, the roll surface can be damaged due to improper operation, and unnecessary loss is caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides a change cold rolling tandem mill export and survey a roller overhead hoist is particularly useful for the narrow and small change space of working space, has solved to change among the prior art and has surveyed the technical problem that a roller safety risk is high, work efficiency is lower and influence survey a roller roll surface precision.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the utility model provides a change cold rolling tandem mill export and survey a roller overhead hoist, includes:
a support part for horizontally moving the hoist and supporting the hoist;
the hoisting part is used for hoisting the tension measuring roller and driving the tension measuring roller to rotate or vertically move up and down;
the guide rail part is used for placing the tension measuring roller and driving the tension measuring roller to horizontally move to the installation position of the tension measuring roller;
the hoisting part is vertically arranged on the support part and is positioned on the upper end face of the support part; the guide rail part is arranged between the support part and the rolling and continuous rolling mill frame, and part of the guide rail part is arranged on the support part.
Furthermore, the supporting part comprises a supporting plate, a supporting frame group and a movable assembly, wherein the supporting frame group is perpendicular to the supporting plate, extends downwards and is uniformly arranged at the end part of the supporting plate; the movable assembly is connected with the support frame set and is located at one side, far away from the support plate, of the support frame set.
Furthermore, the supporting part also comprises a reinforcing frame group, and the reinforcing frame group is perpendicular to the supporting frame group and the shape surrounded by the reinforcing frame group is the same as the shape structure of the supporting plate.
Further, the hoisting part includes:
the upright column is arranged perpendicular to the supporting part;
the rotary arm beam is connected with the upright post and is perpendicular to the upright post;
and an adjustable hook connected with the spiral arm beam and arranged in a suspension manner;
the rotary arm beam is arranged at one end, far away from the supporting part, of the upright post;
the hook is arranged at one end, far away from the upright post, of the rotary arm beam, and can be vertically adjusted up and down;
the hook drives the tension measuring roller to be rotated and moved along the upright post by the rotating arm beam through the hanging chain.
Further, hoist and mount portion still includes the oblique arm roof beam, oblique arm roof beam both ends respectively with revolve the arm roof beam with the stand is connected and the slope sets up.
Further, the guide rail part comprises a rail and a guide table, the rail part is arranged on the support part, and one end of the rail, which is far away from the support part, is arranged on the guide table; the guide table is perpendicular to the cold rolling continuous mill frame and can vertically move up and down along the end face of the cold rolling continuous mill frame.
Furthermore, positioning columns are arranged at one ends, close to the hoisting part, of the rails, and the positioning columns are symmetrically arranged on two sides of the rails and are arranged on the upper end faces of the supporting parts.
Further, the guide rail part further comprises a pulley which is matched with the rail and used for placing the tension measuring roller, the length of the pulley is the same as that of the tension measuring roller, and the pulley drives the tension measuring roller to move towards one end of the cold rolling continuous rolling mill along the rail and return to the position of the positioning column along the rail.
Further, the length direction of the rail is parallel to the length direction of the support part and is located in the middle of the support part in the width direction.
Compared with the prior art, adopt above-mentioned technical scheme, the utility model discloses be particularly useful for the narrow and small change space of working space, simple structure, safe controllable realizes guaranteeing to survey the roller roll surface precision to surveying the safe handling of roller change removal process, and the installation cooperation degree of accuracy is high, creates the condition for follow-up debugging machine.
Drawings
Fig. 1 is a schematic structural view of a hoisting device according to an embodiment of the present invention;
fig. 2 is a schematic structural view of the pulley and the rail according to an embodiment of the present invention.
In the figure:
10. support part 11, support plate 12 and support frame set
13. Movable assembly 14, reinforcing frame set 20 and hoisting part
21. Upright column 22, spiral arm beam 23 and hook
24. A hoist chain 25, an oblique arm beam 30, and a guide rail part
31. Track 32, guide table 33, coaster
34. Positioning column 40, rack 50 and tension measuring roller
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The embodiment provides a lifting device for replacing an outlet tension measuring roller of a cold rolling continuous rolling mill, which comprises a supporting part 10, a lifting part 20 and a guide rail part 30, wherein the supporting part 10 is used for horizontally moving the lifting device and supporting the lifting device, the lifting part is used for lifting the tension measuring roller 50 and can drive the tension measuring roller 50 to rotate or vertically move up and down, and the guide rail part is used for placing the tension measuring roller 50 and driving the tension measuring roller 50 to horizontally move to a tension measuring roller mounting position, as shown in fig. 1. Wherein, the hoisting part 20 is vertically arranged on the support part 10 and is positioned on the upper end surface of the support part 10; the guide rail part 30 is disposed between the support part 10 and the roll stand 40 and partially disposed on the support part 10.
Further, the support portion 10 includes a support plate 11, a support frame set 12 and a movable assembly 13, wherein the support plate 11 is machined from a 16mm steel plate. The support frame group 12 is four vertical rods, is formed by machining phi 108mm steel pipes, is perpendicular to the support plate 11, extends downwards and is uniformly arranged at the end part of the support plate 11. The movable assembly 13 comprises two groups of universal wheels with the diameter of 100mm and two groups of orientation wheels with the diameter of 100mm, the movable assembly 13 is connected with the support frame group 12 and is positioned on one side, far away from the support plate 11, of the support frame group 12, the two groups of universal wheels are arranged at the same end of the support plate 11, and the two groups of orientation wheels are arranged at the other end of the support plate 11.
The support portion 10 further includes a reinforcing frame group 14 formed by processing channel steel with a height of 100mm, the reinforcing frame group 14 includes four channel steel which are respectively perpendicular to the support frame group 12, and the enclosed pattern is the same as the appearance structure of the support plate 11.
Further, the hoisting part 20 includes a vertical column 21 perpendicular to the support part 10, a radial arm beam 22 connected to the vertical column 21 and perpendicular to the vertical column 21, and an adjustable hook 23 connected to the radial arm beam 22 and suspended therefrom. Wherein, the upright post 21 is made of a steel pipe with the diameter of 108 mm; the radial arm beam 22 is made of channel steel with the height of 160mm, and the radial arm beam 22 is arranged at one end of the upright post 21 far away from the supporting part 10; the hook 23 is a 1t chain block and is arranged at one end of the radial arm beam 22 far away from the upright post 21, and the hook 23 can be vertically adjusted and moved up and down; the hook 23 drives the tension measuring roller 50 to rotate and move along the upright post 21 by the radial arm beam 22 through the hanging chain 24.
Hoist and mount portion 20 still includes sloping arm roof beam 25, and sloping arm roof beam 25 adopts the channel-section steel preparation that highly is 100mm to form, and both ends are connected and the slope setting with spiral arm roof beam 22 and stand 21 respectively for strengthen the intensity that hoist and mount portion 20 is connected.
Further, the guide rail part 30 includes a rail 31 and a guide table 32, a part of the rail 31 is disposed on the support part 10, the rail 31 is made of an i-steel with a height of 200mm, and one end of the rail, which is far away from the support part 10, is disposed on the guide table 32; the rail 31 is provided in parallel with the longitudinal direction of the support 10 and at a widthwise intermediate position of the support 10. The guide table 32 is arranged perpendicular to the cold rolling and continuous rolling mill frame 40 and can vertically move up and down along the end face of the cold rolling and continuous rolling mill frame 40.
The rail 31 is provided with a positioning post 34 near one end of the hoisting part 20, the positioning post 34 is made of round steel with a diameter of 14mm, and is symmetrically arranged on two sides of the rail 31 and is arranged on the end surface of the supporting part 10, so as to prevent the sliding position of the pulley 33 and position the position of the pulley near one end of the upright post 21.
As shown in fig. 2, the guide rail portion 30 further includes a pulley 33 adapted to the rail 31 and used for placing the tension measuring roller 50, the pulley 33 is a rubber pad trolley, the rubber pads are placed one at each end of the tension measuring roller 50 in the pulley 33, the length of the pulley 33 is the same as that of the tension measuring roller 50, and the pulley 33 drives the tension measuring roller 50 to move along the rail 31 to one end of the cold tandem mill and can return to the positioning column 34 along the rail 31.
A construction method for replacing an outlet tension measuring roller of a cold rolling continuous mill adopts the hoisting device, and comprises the following steps:
s1: the detached tension measuring roller 50 is placed on the pulley 33 on the guide rail part 30, and the pulley 33 drives the tension measuring roller 50 to move along the track 31 on the guide rail part 30 to the end close to the hoisting part 20.
S2: fixing two ends of the detached tension measuring roller 50 through a hanging chain 24 and hanging and hoisting the tension measuring roller by a hook 23 of a hoisting part 20; the hoisting part 20 drives the detached tension measuring roller 50 to move to a recovery position.
S3: a new tension measuring roller 50 is lifted and fixed by a hook 23 of a lifting part 20 through a lifting chain 24; the upright post 21 of the hoisting part 20 rotates to drive the rotary arm beam 22 and the hook 23 to rotate, and further the hook 23 drives the new tension measuring roller 50 to move to the pulley 33, and the pulley 33 drives the new tension measuring roller 50 to move to the installation position of the cold rolling continuous rolling mill frame 40 along the track 31 to prepare for installing the new tension measuring roller 50.
S4: after the installation of a new tension measuring roll 50 is completed, the empty trolley 33 returns to be ready to drive the next new tension measuring roll 50 to move to the installation position of the cold rolling tandem mill frame 40.
S5: steps S3 and S4 are repeated until all new tension rollers 50 are completed.
The utility model discloses be particularly useful for the narrow and small change space of working space, simple structure, safe and reliable, nimble convenient realizes guaranteeing to survey the roller roll surface precision to surveying the safe handling that the roller was changed and is removed the process, and the installation cooperation degree of accuracy is high, and changes and survey the roller efficiently, creates the condition for follow-up debugging machine.
The utility model discloses construction method safe and reliable has also solved simultaneously that traditional construction method is middle work efficiency is low, and equipment is destroyed and operating personnel safety risk is big technical problem. The overall length of the entire hoist is about 4500mm, wherein: the length of the supporting part and the hoisting part is about 2100mm, the length of the track part is about 3800mm, the track part and the supporting part are overlapped by about 1400mm to a specified position during use, the hoisting part is utilized to rotate on the supporting part and drive the tension measuring roller to move up and down or horizontally, and the tension measuring roller slides in and slides out on the track of the track part through a pulley, so that the placing operation of replacing the tension measuring roller is completed.
The embodiments of the present invention have been described in detail, and the description is only for the preferred embodiments of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (9)
1. The utility model provides a change cold rolling tandem mill export and survey a roller overhead hoist which characterized in that includes:
a support part for horizontally moving the hoist and supporting the hoist;
the hoisting part is used for hoisting the tension measuring roller and driving the tension measuring roller to rotate or vertically move up and down;
the guide rail part is used for placing the tension measuring roller and driving the tension measuring roller to horizontally move to the installation position of the tension measuring roller;
the hoisting part is vertically arranged on the support part and is positioned on the upper end face of the support part; the guide rail part is arranged between the support part and the rolling and continuous rolling mill frame, and part of the guide rail part is arranged on the support part.
2. The lifting device for replacing the outlet tension measuring roller of the cold rolling and continuous rolling mill as claimed in claim 1, wherein the supporting part comprises a supporting plate, a supporting frame group and a movable assembly, the supporting frame group is perpendicular to the supporting plate, extends downwards and is uniformly arranged at the end part of the supporting plate; the movable assembly is connected with the support frame set and is located at one side, far away from the support plate, of the support frame set.
3. The lifting device for replacing the outlet tension measuring roller of the cold rolling and continuous rolling mill as claimed in claim 2, wherein the supporting part further comprises a reinforcing frame group, and the reinforcing frame group is perpendicular to the supporting frame group and encloses the same figure as the shape and structure of the supporting plate.
4. The overhead hoist for replacing the outlet tension measuring roll of the cold rolling continuous mill according to any one of claims 1 to 3, wherein the hoisting part comprises:
the upright column is arranged perpendicular to the supporting part;
the rotary arm beam is connected with the upright post and is perpendicular to the upright post;
and an adjustable hook connected with the spiral arm beam and arranged in a suspension manner;
the rotary arm beam is arranged at one end, far away from the supporting part, of the upright post;
the hook is arranged at one end, far away from the upright post, of the rotary arm beam, and can be vertically adjusted up and down;
the hook drives the tension measuring roller to be rotated and moved along the upright post by the rotating arm beam through the hanging chain.
5. The lifting device for replacing the outlet tension measuring roller of the cold-rolling continuous rolling mill as claimed in claim 4, wherein the lifting part further comprises an oblique arm beam, and two ends of the oblique arm beam are respectively connected with the rotary arm beam and the upright column and are obliquely arranged.
6. The lifting device for replacing the outlet tension measuring roller of the cold rolling and continuous rolling mill as claimed in any one of claims 1 to 3 and 5, wherein the guide rail part comprises a rail and a guide table, the rail part is arranged on the support part, and one end of the rail, which is far away from the support part, is arranged on the guide table; the guide table is perpendicular to the cold rolling continuous mill frame and can vertically move up and down along the end face of the cold rolling continuous mill frame.
7. The lifting device for replacing the outlet tension measuring roller of the cold rolling continuous mill as claimed in claim 6, wherein one end of the rail close to the lifting part is provided with positioning columns, and the positioning columns are symmetrically arranged on two sides of the rail and are arranged on the upper end surface of the supporting part.
8. The overhead hoist for replacing the outlet tension measuring roller of the cold rolling continuous mill as claimed in claim 7, wherein the guide rail part further comprises a pulley adapted to the rail and used for placing the tension measuring roller, the length of the pulley is the same as that of the tension measuring roller, and the pulley drives the tension measuring roller to move along the rail to one end of the cold rolling continuous mill and return to the positioning column along the rail.
9. The lifting device for the replacement of the outlet tension measuring roll of the cold rolling continuous mill as claimed in claim 7 or 8, wherein the length direction of the rail is arranged in parallel with the length direction of the support part and is positioned at the middle position of the support part in the width direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021558971.5U CN212475892U (en) | 2020-07-31 | 2020-07-31 | Change cold rolling tandem mill export and survey a roller overhead hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021558971.5U CN212475892U (en) | 2020-07-31 | 2020-07-31 | Change cold rolling tandem mill export and survey a roller overhead hoist |
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| Publication Number | Publication Date |
|---|---|
| CN212475892U true CN212475892U (en) | 2021-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021558971.5U Active CN212475892U (en) | 2020-07-31 | 2020-07-31 | Change cold rolling tandem mill export and survey a roller overhead hoist |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112010197A (en) * | 2020-07-31 | 2020-12-01 | 中冶天工集团天津有限公司 | Lifting device for replacing outlet tension measuring roller of cold rolling continuous mill and construction method |
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2020
- 2020-07-31 CN CN202021558971.5U patent/CN212475892U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112010197A (en) * | 2020-07-31 | 2020-12-01 | 中冶天工集团天津有限公司 | Lifting device for replacing outlet tension measuring roller of cold rolling continuous mill and construction method |
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