CN216911533U - Support arrangement convenient to rolling mill working roll bearing dismouting - Google Patents
Support arrangement convenient to rolling mill working roll bearing dismouting Download PDFInfo
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- CN216911533U CN216911533U CN202220420891.6U CN202220420891U CN216911533U CN 216911533 U CN216911533 U CN 216911533U CN 202220420891 U CN202220420891 U CN 202220420891U CN 216911533 U CN216911533 U CN 216911533U
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- rolling mill
- lead screw
- working roll
- lifting
- trolley body
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Abstract
The utility model relates to a supporting device convenient for dismounting a rolling mill working roll bearing, which comprises a working roll supporting platform and freely movable dismounting trolleys arranged at two sides of the working roll supporting platform, wherein each dismounting trolley comprises a trolley body, a lifting structure arranged at the upper side surface of the trolley body and a bearing seat lifting platform connected to the lifting structure; the utility model has the advantage of multidirectional adjustment and provides convenient conditions for the quick disassembly of the bearing seat of the working roll of the rolling mill.
Description
Technical Field
The utility model belongs to the technical field of rolling equipment, and particularly relates to a supporting device convenient for dismounting a working roll bearing of a rolling mill.
Background
The rolling mill is equipment for realizing a metal rolling process, and can be divided into two rolls, four rolls, six rolls, eight rolls, twelve rolls, eighteen rolls and the like according to the number of the rolls; the rollers can also be divided into an L shape, a T shape, an F shape, a Z shape and an S shape according to the arrangement mode of the rollers.
After the working roll of the rolling mill is rolled for multiple times, the surface of the working roll can be damaged, the rolling roll needs to be repaired for reuse, when the working roll is replaced, a corresponding bearing seat needs to be detached, and then the working roll is supported and moved through a supporting mechanism, so that the replacement is carried out, and the existing supporting mechanism cannot be adjusted according to the upper, lower, left, right, front and rear positions of the bearing seat, so that the bearing seat is inconvenient to disassemble and assemble.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a supporting device which has multidirectional adjustment and is convenient for the disassembly and the assembly of a working roll bearing of a rolling mill.
The technical scheme of the utility model is as follows:
a supporting device convenient for dismounting a rolling mill working roll bearing comprises a working roll supporting platform and dismounting trolleys which are arranged on two sides of the working roll supporting platform and can move freely;
dismantle the dolly and include the dolly automobile body, set up the elevation structure of side on the dolly automobile body and connect the bearing frame lift platform on elevation structure, dolly automobile body downside is provided with two sets of longitudinal pulleys, the dolly automobile body left and right sides all is provided with the gliding longitudinal slide rail of confession longitudinal pulley, both ends all are connected with the wheel board around the longitudinal slide rail, the wheel board is total two and every all is provided with a set of transverse pulley, wheel board one side is provided with the rolling transverse slide rail of confession transverse pulley.
Furthermore, the lifting structure comprises a plurality of lifting rods, a worm gear lead screw lifter fixedly connected with the trolley body, a rotating shaft connected to a driving output shaft of the worm gear lead screw lifter, and a crank connected with the other end of the rotating shaft, wherein a lead screw of the worm gear lead screw lifter is connected to the bearing seat lifting platform, and the trolley body and the lead screw of the worm gear lead screw lifter are correspondingly provided with holes so that the lead screw can move up and down through the holes;
the trolley body is provided with a through hole corresponding to the lifting rod, and the lifting rod penetrates through the through hole and extends to the lower side face of the trolley body.
Furthermore, the trolley body is provided with a guide sleeve which is connected with the lifting rod in a sliding manner.
Furthermore, a bearing seat which is rotationally connected with the rotating shaft is arranged on the upper side surface of the trolley body.
Further, the maximum length of a screw rod of the worm gear screw rod lifter is smaller than that of the lifting rod.
Furthermore, the crank comprises a rocker arm and a handle, the handle is rotatably connected to the rocker arm, and the rocker arm is fixedly connected with the rotating shaft.
Further, be provided with the working roll that has the bearing frame on the working roll supporting platform, a plurality of arc mouths that supply the working roll to place are all seted up at working roll supporting platform both ends, all be provided with the hair pad in the arc mouth.
Compared with the prior art, the utility model has the beneficial effects that:
1. the lifting structure is adopted to adjust the height of the bearing pedestal lifting platform up and down, and the longitudinal pulleys, the transverse pulleys, the longitudinal slide rails and the transverse slide rails are used for adjusting the front, back, left and right positions of the bearing pedestal lifting platform, so that the multi-direction adjustment effect is achieved;
2. the lifting connection between the bearing seat lifting platform and the trolley body is realized by adopting the lifting rod, the condition of deviation when the bearing seat lifting platform is lifted is prevented, and the bearing seat lifting platform is driven to lift by the worm gear lead screw lifter, so that the lifting adjustment of the bearing seat lifting platform is facilitated;
in summary, the present invention has the advantage of multi-directional adjustment.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the disassembling cart of the present invention;
FIG. 3 is a schematic view showing the structural distribution of the components of the trolley body and the bearing block lifting platform of FIG. 1;
fig. 4 is a schematic view of the crank handle of fig. 1 according to the present invention.
In the figure, 1, a transverse sliding rail, 2, a bearing seat, 3, a rotating shaft, 4, a wheel screw rod lifter, 5, a bearing seat lifting platform, 6, a longitudinal sliding rail, 7, a supporting plate, 8, a longitudinal pulley, 9, a trolley body, 10, a wheel plate, 11, a transverse pulley, 12, a crank, 121, a rocker arm, 122, a handle, 13, a guide sleeve, 14 and a lifting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-4, a supporting device for facilitating the dismounting and mounting of a rolling mill working roll bearing comprises a working roll supporting platform 16 and freely movable dismounting trolleys arranged at the two sides of the working roll supporting platform 16, the working roll supporting platform 16 is provided with a working roll 17 with a bearing seat 18, the dismounting trolley comprises a trolley body 9, a lifting structure arranged on the upper side surface of the trolley body 9 and a bearing seat lifting platform 5 connected on the lifting structure, two groups of longitudinal pulleys 8 are arranged on the lower side surface of the trolley body 9, longitudinal slide rails 6 for the longitudinal pulleys 8 to slide are arranged on the left side and the right side of the trolley body 9, the front end and the rear end of the longitudinal slide rail 6 are both connected with wheel plates 10, the number of the wheel plates 10 is two, each wheel plate is provided with a group of transverse pulleys 11, and one side of each wheel plate 10 is provided with a transverse slide rail 1 for the transverse pulleys 11 to roll; when in use, the working roll is lifted by the lifting device to the working roll 17, the front and back positions of the bearing pedestal lifting platform 5 are adjusted according to the position of the bearing pedestal 18, a worker pushes the trolley body 9 forwards or backwards, the trolley body 9 drives the bearing pedestal lifting platform 5 to move below the bearing pedestal 18 through the matching of the transverse slide rail 1 and the transverse pulley 11 and the matching of the longitudinal slide rail 6 and the longitudinal pulley 8, then the lifting structure drives the bearing pedestal lifting platform 5 to jack up the bearing pedestal 18 upwards, the working roll 17 is moved above the working roll supporting platform 16, then the height of the bearing pedestal lifting platform 5 is reduced through the lifting structure, the working roll 17 is placed on the rough pad 15 of the working roll supporting platform 16, finally the bearing pedestal 18 is jacked up through the supporting device until the bearing pedestal 18 and the working roll 17 generate a gap, then the bearing pedestal lifting platform 5 is moved along the longitudinal slide rail 6 through the longitudinal pulley 8, so that the chock 18 is disengaged from the work roll 17.
As shown in fig. 1-4, the lifting structure comprises a plurality of lifting rods 14, a worm gear lead screw lifter 4 fixedly connected with a trolley body 9, a rotating shaft 3 connected to a driving output shaft of the worm gear lead screw lifter 4, and a crank 12 connected to the other end of the rotating shaft 3, wherein the worm gear lead screw lifter 4 is of an SWL type, the lead screw lifting mode is of an a type, a lead screw of the worm gear lead screw lifter 4 is connected to the bearing seat lifting platform 5, the trolley body 9 and the lead screw of the worm gear lead screw lifter 4 are correspondingly provided with holes so that the lead screw can move up and down through the holes, the trolley body 9 and the lifting rods 14 are correspondingly provided with through holes, and the lifting rods 14 pass through the through holes and extend to the lower side surface of the trolley body 9; when the lifting device is used, a worker drives the rotating shaft 3 to rotate through the crank handle 12, the rotating shaft 3 drives the driving output shaft of the worm gear lead screw lifter 4 to rotate, so that a lead screw driving the worm gear lead screw lifter 4 rises, the lead screw drives the bearing seat lifting platform 5 to be adjusted upwards, when the bearing seat lifting platform 5 is adjusted upwards, the lifting rods 14 move upwards, when the bearing seat 18 is placed on the left side of the upper side of the bearing seat lifting platform 5, the bearing seat lifting platform 5 inclines towards the left side, the four lifting rods 14 support the bearing seat lifting platform 5, the bearing seat lifting platform 5 is prevented from inclining towards the left side, and the levelness of the upper side of the bearing seat lifting platform 5 is ensured.
In this embodiment, the trolley body 9 is bolted with a guide sleeve 13 slidably connected with the lifting rod 14, and when the trolley is used, the guide sleeve 13 guides the lifting rod 14, so as to ensure that the bearing pedestal lifting platform 5 is stably lifted.
In this embodiment, the side surface of the trolley body 9 is bolted with the bearing seat 2 which is rotationally connected with the rotating shaft 3, the rotating shaft 3 is rotationally supported by the bearing seat 2, and when the crank 12 shakes the rotating shaft 3, the shaking condition of the rotating shaft 3 is avoided.
In this embodiment, the maximum length of the screw rod of the worm screw rod lifter 4 is smaller than the length of the lifting rod 14, and when the bearing seat lifting platform 5 is lifted and adjusted, after the screw rod of the worm screw rod lifter 4 is completely extended, the lifting rod 14 can be in sliding connection with the trolley body 9, so that the bearing seat lifting platform 5 is prevented from being inclined.
In this embodiment, the crank handle 12 includes a rocker arm 121 and a handle 122, the handle 122 is connected to the rocker arm 121 through a bearing, the rocker arm 121 is welded to the rotating shaft 3 or connected to the rotating shaft through a key structure, when in use, the handle 122 drives the rocker arm 121 to rotate, and the rocker arm 121 drives the rotating shaft 3 to rotate, so as to conveniently adjust the height of the bearing seat lifting platform 5.
In this embodiment, a plurality of arcs that supply the working roll to place are all seted up at working roll supporting platform 16 both ends, all be provided with the hair pad 15 in the arc, adopt hair pad 15 to carry out the contact working roll, prevent that the damage from appearing when placing the working roll.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (7)
1. The utility model provides a strutting arrangement convenient to rolling mill working roll bearing dismouting which characterized in that: comprises a working roll supporting platform and freely movable disassembly trolleys arranged at two sides of the working roll supporting platform;
dismantle the dolly and include the dolly automobile body, set up the elevation structure of side on the dolly automobile body and connect the bearing frame lift platform on elevation structure, dolly automobile body downside is provided with two sets of longitudinal pulleys, the dolly automobile body left and right sides all is provided with the gliding longitudinal slide rail of confession longitudinal pulley, both ends all are connected with the wheel board around the longitudinal slide rail, the wheel board is total two and every all is provided with a set of transverse pulley, wheel board one side is provided with the rolling transverse slide rail of confession transverse pulley.
2. The support device for facilitating the disassembly and assembly of a work roll bearing of a rolling mill of claim 1, wherein: the lifting structure comprises a plurality of lifting rods, a worm gear lead screw lifter fixedly connected with the trolley body, a rotating shaft connected to a driving output shaft of the worm gear lead screw lifter, and a crank connected with the other end of the rotating shaft, wherein a lead screw of the worm gear lead screw lifter is connected to the bearing seat lifting platform, and holes are correspondingly formed in the trolley body and the lead screw of the worm gear lead screw lifter, so that the lead screw can move up and down through the holes;
the trolley body is provided with a through hole corresponding to the lifting rod, and the lifting rod penetrates through the through hole and extends to the lower side face of the trolley body.
3. The support device for facilitating the disassembly and assembly of a work roll bearing of a rolling mill of claim 2, wherein: the trolley body is provided with a guide sleeve which is connected with the lifting rod in a sliding manner.
4. The support device for facilitating the disassembly and assembly of a work roll bearing of a rolling mill of claim 3, wherein: and a bearing seat which is rotationally connected with the rotating shaft is arranged on the upper side surface of the trolley body.
5. The support device for facilitating the disassembly and assembly of a work roll bearing of a rolling mill of claim 4, wherein: the maximum length of the screw rod of the worm gear screw rod lifter is smaller than that of the lifting rod.
6. The support device for facilitating disassembly and assembly of a rolling mill work roll bearing of claim 5, wherein: the crank comprises a rocker arm and a handle, the handle is rotationally connected to the rocker arm, and the rocker arm is fixedly connected with the rotating shaft.
7. The support device for facilitating the disassembly and assembly of a work roll bearing of a rolling mill of claim 1, wherein: a plurality of arc mouths for placing the working rollers are formed in the two ends of the working roller supporting platform, and hair pads are arranged in the arc mouths.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220420891.6U CN216911533U (en) | 2022-02-28 | 2022-02-28 | Support arrangement convenient to rolling mill working roll bearing dismouting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220420891.6U CN216911533U (en) | 2022-02-28 | 2022-02-28 | Support arrangement convenient to rolling mill working roll bearing dismouting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216911533U true CN216911533U (en) | 2022-07-08 |
Family
ID=82267410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220420891.6U Active CN216911533U (en) | 2022-02-28 | 2022-02-28 | Support arrangement convenient to rolling mill working roll bearing dismouting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216911533U (en) |
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2022
- 2022-02-28 CN CN202220420891.6U patent/CN216911533U/en active Active
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