CN221269284U

CN221269284U - Platform truck for dismounting and mounting bearing seat of rolling mill

Info

Publication number: CN221269284U
Application number: CN202322853472.9U
Authority: CN
Inventors: 廖小亮; 刘春平; 张宁; 刘凯; 李成刚; 王阳
Original assignee: Wuhan Baode Electromechanical Co ltd
Current assignee: Wuhan Baode Electromechanical Co ltd
Priority date: 2023-10-24
Filing date: 2023-10-24
Publication date: 2024-07-05
Anticipated expiration: 2033-10-24

Abstract

The utility model relates to the technical field of disassembly and assembly of rolling mill bearing seats, in particular to a platform truck for disassembly and assembly of rolling mill bearing seats, which comprises a bottom plate, wherein first sliding rails are fixedly arranged at the left end and the right end of the top of the bottom plate, a trolley is movably arranged above the first sliding rails, a telescopic mechanism is arranged at the top of the bottom plate and between the two first sliding rails, a placing mechanism is arranged on the telescopic mechanism, and a fixed table is fixedly arranged at the top of the trolley. This platform truck of rolling mill bearing frame dismouting, the centre gripping of completion not equidimension bearing frame that can convenient and fast through the fixture that sets up is fixed, promotes the separation of roll and bearing frame can be accomplished to the dolly of both sides, has made things convenient for the dismantlement of bearing frame, and after the roll is restoreed, removes the dolly of both sides and can overlap the bearing frame at the both ends of roll, has made things convenient for the installation of bearing frame, so, the dismantlement and the installation of completion bearing frame that can be convenient.

Description

Platform truck for dismounting and mounting bearing seat of rolling mill

Technical Field

The utility model relates to the technical field of disassembly and assembly of rolling mill bearing seats, in particular to a platform truck for disassembly and assembly of rolling mill bearing seats.

Background

The rolling mill is equipment for realizing the metal rolling process, and generally refers to equipment for completing the whole process of rolled material production, and the rolling mill can be divided into two rolls, four rolls, six rolls, eight rolls, twelve rolls, eighteen rolls and the like according to the number of rollers. The common rolling mill mainly comprises a roller, a frame, a roller spacing adjusting device, a roller temperature adjusting device, a transmission device, a lubricating system, a control system, a roller detaching device and the like. Besides main parts and devices of a common rolling mill, the precision rolling mill is provided with devices for ensuring rolling precision.

When the surface fatigue of the roller on the rolling mill can not meet the rolling requirement, the bearing seats arranged at the two ends of the roller are required to be disassembled for repairing the roller, and the prior disassembly and assembly trolley is very troublesome to disassemble and assemble due to the different sizes of the bearing seats of the middle roller and the working roller, and is time-consuming and labor-consuming, so that the platform truck for disassembling and assembling the bearing seats of the rolling mill is provided for solving the problems.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a platform truck for dismounting a rolling mill bearing seat, which has the advantages of being convenient for dismounting the bearing seat and the like, and solves the problems of time and labor waste caused by the fact that the bearing seats of a middle roller and a working roller are different in size and the existing dismounting trolley is very troublesome to dismount and mount.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a platform truck of rolling mill bearing frame dismouting, includes the bottom plate, the equal fixed mounting first slide rail in both ends about the top of bottom plate, the top movable mounting of first slide rail has the dolly, the top of bottom plate just is located two be provided with telescopic machanism between the first slide rail, be provided with on the telescopic machanism and place the mechanism, the top fixed mounting of dolly has the fixed station, be provided with the fixture of convenient roll bearing frame dismouting on the fixed station.

Further, telescopic machanism includes second slide rail, sliding table, mounting panel and electric putter, the top of bottom plate just is located two fixed mounting has the second slide rail between the first slide rail, the outside slidable mounting of second slide rail has the sliding table, and the top of bottom plate just is located the equal fixed mounting in left and right sides of sliding table and has the mounting panel, the back fixed mounting of mounting panel has the electric putter of output and sliding table fixed connection.

Further, placing mechanism includes sleeve, support column, roof, rack and hydraulic push rod, the equal fixed mounting in top four corners of sliding table has the sleeve, telescopic inside slidable mounting has the support column, the top fixed mounting of support column has the roof, both ends all fixed mounting have the rack about the top of roof, the top center fixed mounting of sliding table has the hydraulic push rod of output and roof bottom fixed connection.

Further, fixture includes rectangular hole, baffle, fly leaf hole, first threaded rod, through hole, second threaded rod, screw thread slider and L type grip block, rectangular hole that quantity is two is seted up at the top of fixed station, the inside fixed mounting in rectangular hole has the baffle, the inner wall rear side slip in rectangular hole installs the fly leaf that one end runs through the baffle and extends to the fixed station front side, the fly leaf hole has been seted up in the front of baffle, fly leaf and fly leaf hole sliding connection, the first threaded rod that one end runs through fixed station, baffle, fly leaf and rotate with the baffle inner wall in proper order is installed to the left and right sides of fixed station, first threaded rod and fly leaf threaded connection, the top of fly leaf just is located the front side of baffle and has been seted up the through hole, the inner wall rear side rotation of through hole is installed one end and is run through and is extended to the second threaded rod of fly leaf front side, the outer perisporium threaded connection of second threaded rod has the screw thread slider, screw thread slider and through hole sliding connection, the top of screw thread slider and the back end all have the L type grip block of the rear end of baffle.

Further, the front of the fixed table is provided with a movable hole, one end of which is communicated with the rectangular hole, and the movable hole is matched with the movable plate.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. This platform truck of rolling mill bearing frame dismouting, the centre gripping of completion not equidimension bearing frame that can convenient and fast through the fixture that sets up is fixed, promotes the separation of roll and bearing frame can be accomplished to the dolly of both sides, has made things convenient for the dismantlement of bearing frame, and after the roll is restoreed, removes the dolly of both sides and can overlap the bearing frame at the both ends of roll, has made things convenient for the installation of bearing frame, so, the dismantlement and the installation of completion bearing frame that can be convenient.

2. According to the platform truck for disassembling and assembling the rolling mill bearing seat, through the telescopic mechanism, the electric push rods on the two sides are operated to move back and forth with the sliding table, so that the position of the bearing seat on the clamping mechanism is conveniently adjusted, and the bearing seat is conveniently clamped and fixed.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a clamping mechanism according to the present utility model;

fig. 3 is an enlarged view of fig. 2 a in accordance with the present utility model.

In the figure: 1 bottom plate, 2 first slide rail, 3 dollies, 4 telescopic machanism, 41 second slide rail, 42 sliding table, 43 mounting panel, 44 electric putter, 5 placement mechanism, 51 sleeve, 52 support column, 53 roof, 54 rack, 55 hydraulic push rod, 6 fixture, 61 rectangular hole, 62 baffle, 63 fly leaf, 64 fly leaf hole, 65 first threaded rod, 66 through hole, 67 second threaded rod, 68 screw slider, 69L grip block, 7 fixed station.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a platform truck for dismounting a rolling mill bearing seat in this embodiment includes a bottom plate 1, a first slide rail 2 is fixedly mounted at both ends about the top of the bottom plate 1, a trolley 3 is movably mounted above the first slide rail 2, the trolley 3 is composed of a transverse plate and rollers, the rollers are fixedly mounted at four corners of the bottom of the transverse plate, the rollers are matched with the first slide rail 2, a telescopic mechanism 4 is arranged at the top of the bottom plate 1 and between the two first slide rails 2, a placing mechanism 5 is arranged on the telescopic mechanism 4, a fixed table 7 is fixedly mounted at the top of the trolley 3, and a clamping mechanism 6 which facilitates dismounting the rolling mill bearing seat is arranged on the fixed table 7.

In this embodiment, the telescopic mechanism 4 includes a second slide rail 41, a sliding table 42, a mounting plate 43 and an electric push rod 44, the top of the bottom plate 1 is fixedly installed with the second slide rail 41 between the two first slide rails 2, the sliding table 42 is slidably installed outside the second slide rail 41, the mounting plate 43 is fixedly installed on the top of the bottom plate 1 and on both left and right sides of the sliding table 42, and the electric push rod 44 with an output end fixedly connected with the sliding table 42 is fixedly installed on the back of the mounting plate 43.

Specifically, the electric push rods 44 on the two sides are operated to move back and forth with the sliding table 42, so that the position of the bearing seat on the clamping mechanism 6 can be conveniently adjusted, and the bearing seat can be conveniently clamped and fixed.

In this embodiment, the placement mechanism 5 includes a sleeve 51, a support column 52, a top plate 53, a placement rack 54 and a hydraulic push rod 55, wherein the sleeve 51 is fixedly installed at four corners of the top of the sliding table 42, the support column 52 is slidably installed in the sleeve 51, the top of the support column 52 is fixedly installed with the top plate 53, the placement rack 54 is fixedly installed at the left and right ends of the top plate 53, and the hydraulic push rod 55 with an output end fixedly connected with the bottom of the top plate 53 is fixedly installed at the center of the top of the sliding table 42.

Specifically, the stand 54 may be used to hold a roll, and the hydraulic push rod 55 may be operated to lift the roll.

In this embodiment, the clamping mechanism 6 includes a rectangular hole 61, a partition plate 62, a movable plate 63, a movable plate hole 64, a first threaded rod 65, a through hole 66, a second threaded rod 67, a threaded slider 68 and an L-shaped clamping block 69, two rectangular holes 61 are provided at the top of the fixed plate 7, the partition plate 62 is fixedly mounted in the rectangular hole 61, the movable plate 63 with one end penetrating through the partition plate 62 and extending to the front side of the fixed plate 7 is slidingly mounted at the rear side of the inner wall of the rectangular hole 61, the movable plate hole 64 is provided at the front side of the partition plate 62, the movable plate 63 is slidingly connected with the movable plate hole 64, the first threaded rod 65 with one end penetrating through the fixed plate 7, the partition plate 62 and the movable plate 63 in turn and being in rotational connection with the inner wall of the partition plate 62 is rotatably mounted at both the left and right sides of the fixed plate 7, the first threaded rod 65 is in threaded connection with the movable plate 63, the through hole 66 is provided at the top of the movable plate 63 and the front side of the partition plate 62, the through hole 66 is rotatably mounted at the rear side of the inner wall of the partition plate 66, the second threaded rod 67 with one end penetrating through hole 67 is rotatably mounted at the rear side of the inner wall of the through hole 66, the second threaded rod 67 is in threaded slider 68 is in threaded connection with the peripheral wall 68, and the threaded slider 68 is slidingly connected with the top at the top of the movable plate 63 is fixedly mounted at the top.

Specifically, the first threaded rod 65 on both sides can drive the movable plate 63 to move horizontally, the movable plate 63 fixes two corners on the rear side of the bearing seat with the rear side L-shaped clamping block 69, and the second threaded rod 67 drives the threaded slider 68 to fix two corners on the front side of the bearing seat with the front side L-shaped clamping block 69.

In this embodiment, the front surface of the fixed table 7 is provided with a movable hole, one end of which is connected with the rectangular hole 61, and the movable hole is matched with the movable plate 63.

Specifically, the movable hole is opened so that the movable plate 63 can slide on the fixed table 7.

The working principle of the embodiment is as follows:

The roller is hung on the placement frame 54, the electric push rods 44 at the two sides are operated to move back and forth with the sliding table 42, the sliding table 42 can move to carry the bearing seats at the left end and the right end of the roller for position adjustment until the two corners at the rear side of the bearing seats are positioned between the L-shaped clamping blocks 69 at the rear side;

The hydraulic push rod 55 is operated to drive the bearing seat to contact with the fixed table 7 by descending the roller, the first threaded rod 65 on two sides is screwed to drive the movable plate 63 to move horizontally, the movable plate 63 is driven to fix two corners on the rear side of the bearing seat by the rear side L-shaped clamping block 69, and the second threaded rod 67 is screwed to drive the threaded sliding block 68 to fix two corners on the front side of the bearing seat by the front side L-shaped clamping block 69;

The separation of roll and bearing frame can be accomplished to dolly 3 of promotion both sides, has made things convenient for the dismantlement of bearing frame, and after the roll was restoreed, the dolly 3 of removal both sides can be with the bearing frame cover at the both ends of roll, has made things convenient for the installation of bearing frame, so, the dismantlement and the installation of completion bearing frame that can be convenient.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a platform truck of rolling mill bearing frame dismouting, includes bottom plate (1), both ends are all fixed mounting first slide rail (2) about the top of bottom plate (1), the top movable mounting of first slide rail (2) has dolly (3), the top of bottom plate (1) just is located two be provided with telescopic machanism (4) between first slide rail (2), be provided with on telescopic machanism (4) and place mechanism (5), the top fixed mounting of dolly (3) has fixed station (7), its characterized in that: the fixed table (7) is provided with a clamping mechanism (6) which is convenient for disassembling and assembling the roll bearing block.

2. The platform truck for dismounting a rolling mill bearing block according to claim 1, wherein: the telescopic mechanism (4) comprises a second sliding rail (41), a sliding table (42), a mounting plate (43) and an electric push rod (44), wherein the second sliding rail (41) is fixedly arranged between the first sliding rail (2) and the top of the bottom plate (1), the sliding table (42) is slidably arranged outside the second sliding rail (41), the mounting plate (43) is fixedly arranged at the top of the bottom plate (1) and positioned at the left side and the right side of the sliding table (42), and the electric push rod (44) fixedly connected with the sliding table (42) is fixedly arranged at the back of the mounting plate (43).

3. The platform truck for dismounting a rolling mill bearing block according to claim 2, wherein: placement mechanism (5) are including sleeve (51), support column (52), roof (53), rack (54) and hydraulic push rod (55), the equal fixed mounting in top four corners of sliding table (42) has sleeve (51), the inside slidable mounting of sleeve (51) has support column (52), the top fixed mounting of support column (52) has roof (53), both ends all fixed mounting have rack (54) about the top of roof (53), the top center fixed mounting of sliding table (42) has output and roof (53) bottom fixed connection's hydraulic push rod (55).

4. The platform truck for dismounting a rolling mill bearing block according to claim 1, wherein: the clamping mechanism (6) comprises rectangular holes (61), a partition plate (62), a movable plate (63), a movable plate hole (64), a first threaded rod (65), a through hole (66), a second threaded rod (67), threaded sliding blocks (68) and L-shaped clamping blocks (69), wherein the rectangular holes (61) with two numbers are formed in the top of the fixed table (7), the partition plate (62) is fixedly arranged in the rectangular holes (61), one end of the movable plate (63) penetrating through the partition plate (62) and extending to the front side of the fixed table (7) is slidably arranged on the rear side of the inner wall of the rectangular holes (61), the movable plate hole (64) is formed in the front side of the partition plate (62), the movable plate (63) and the movable plate hole (64) are slidably connected, one end of each of the movable plate (63) penetrates through the fixed table (7), the partition plate (62), the movable plate (63) and the first threaded rods (65) which are rotatably connected with the inner wall of the partition plate (62) are rotatably arranged on the left side and the right side of the fixed table (7), the first threaded rods (65) which are connected with the inner wall of the movable plate (63) in sequence, one end of each movable plate (63) penetrates through the fixed table (7), the periphery wall threaded connection of second threaded rod (67) has screw thread slider (68), screw thread slider (68) and through-hole (66) sliding connection, the top of screw thread slider (68) and the top rear end of fly leaf (63) are all fixed mounting have L type grip block (69).

5. The platform truck for dismounting a rolling mill bearing block according to claim 4, wherein: the front of the fixed table (7) is provided with a movable hole, one end of which is communicated with the rectangular hole (61), and the movable hole is matched with the movable plate (63).