CN219465302U

CN219465302U - Supporting device for repairing roller overlaying welding

Info

Publication number: CN219465302U
Application number: CN202320811245.7U
Authority: CN
Inventors: 毛素冬
Original assignee: Taizhou Yufeng Furnace Industry Co ltd
Current assignee: Taizhou Yufeng Furnace Industry Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-08-04
Anticipated expiration: 2033-04-13

Abstract

The utility model relates to the technical field of roller processing of a workbench, in particular to a supporting device for repairing a roller overlaying welding, which comprises a workbench, wherein two groups of first threaded holes are symmetrically formed in the upper end part of the workbench, a guide rail is fixedly arranged in the center of the upper end part of the workbench, threaded columns are respectively arranged at four corners inside the workbench, a chassis is fixedly arranged at the lower end part of each threaded column, threaded rings and nuts are respectively sleeved on the surfaces of each threaded column in a threaded manner, each nut is respectively positioned above each threaded ring, a positioning mechanism comprises two first sliding blocks, the two first sliding blocks are respectively and slidably arranged on the guide rail, dovetail grooves are formed in the lower end parts of the two first sliding blocks, bolts are symmetrically arranged in the two first sliding blocks in the two groups of first threaded holes in a threaded manner, and rectangular frames are fixedly connected to the upper end parts of the two first sliding blocks, so that the roller is higher in stability and is not easy to slide during the overlaying welding repairing, and the effect on the roller is enhanced.

Description

Supporting device for repairing roller overlaying welding

Technical Field

The utility model relates to the technical field of workbench roller processing, in particular to a supporting device for repairing a roller by overlaying welding.

Background

The roller mainly comprises a roller body, a roller neck and a shaft head 3. The roll body is a middle part of a roll actually participating in rolling metal, the roll body is provided with a smooth cylindrical surface or a surface with a rolling groove, a roll neck is arranged in a bearing, rolling force is transmitted to a stand through a bearing seat and a pressing device, a shaft head at a driving end is connected with a gear seat through a connecting shaft, the rotating moment of a motor is transmitted to the roll, and the roll can be arranged in a two-roll, three-roll, four-roll or multi-roll mode in the roll stand.

However, when the existing equipment is used, the roller is usually placed on a supporting device with a fixed length, the method is unstable, the roller is at any time in the process of surfacing repair and has the risk of falling, and when the length of the roller is changed, the supporting device with the fixed specification is difficult to adjust according to the length of the roller, and the supporting device is troublesome to replace.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a supporting device for repairing a roller by overlaying welding.

In order to solve the technical problems, the utility model provides the following technical scheme: the supporting device for repairing the roller overlaying welding comprises a workbench, wherein two groups of first threaded holes are symmetrically formed in the upper end part of the workbench, a guide rail is fixedly arranged in the center of the upper end part of the workbench, threaded columns are arranged at four corners inside the workbench, a chassis is fixedly arranged at the lower end part of each threaded column, threaded rings and nuts are sleeved on the surfaces of the threaded columns in a threaded manner, each nut is respectively located above each threaded ring, and each nut is attached to the workbench;

the guide rail is symmetrically and slidably provided with a positioning mechanism;

the positioning mechanism comprises two first sliding blocks, the two first sliding blocks are slidably mounted on the guide rail, and dovetail grooves are formed in the lower end portions of the two first sliding blocks.

As a preferable technical scheme of the utility model, bolts are symmetrically arranged in the first sliding blocks in a threaded manner, and two groups of bolts are respectively arranged in the two groups of first threaded holes in a threaded manner.

As a preferable technical scheme of the utility model, the upper end parts of the two first sliding blocks are fixedly connected with rectangular frames, sliding grooves are formed in the inner walls of the two sides of the two rectangular frames, and the inner parts of the two rectangular frames are fixedly connected with first fixing frames.

As a preferable technical scheme of the utility model, the two groups of sliding grooves are internally provided with the second sliding blocks in a sliding manner, the second fixing frames are arranged above the two first fixing frames, and the two second fixing frames are fixedly connected with the two groups of second sliding blocks respectively.

As a preferable technical scheme of the utility model, the upper end parts of the two second fixing frames are provided with limiting grooves, and the upper end parts of the two rectangular frames are connected with screw rods in a threaded manner.

As a preferable technical scheme of the utility model, round blocks are fixedly connected to the lower end parts of the two screw rods, the two round blocks are respectively and rotatably arranged in the two limiting grooves, and two second threaded holes are respectively formed in the upper end parts of the two rectangular frames.

Compared with the prior art, the utility model has the following beneficial effects:

firstly, through the design of a workbench, a first threaded hole, a guide rail, a threaded ring, a first sliding block and a bolt, two first sliding blocks can be pushed to the middle part on the guide rail according to the length of a roller, the bolt can be rotated after adjustment is finished, and the first sliding block is fixed after the bolt rotates in the first threaded hole, so that the device can be suitable for rollers with any specifications when in use, and the applicability of the device is enhanced;

secondly, through the design of spout, second slider, second mount, spacing groove and screw rod, can bring two round pieces to move down when two screw rods rotate, because two round pieces are inside two spacing grooves, can drive two second mount downstream when two screw rods rotate down, two second mount will drive four second sliders of fixed connection and carry out the slider motion at four spouts, will accomplish its fixation when until two screw rods move down to the complete laminating with the roll for the steadiness is higher when the build-up welding is restoreed for the roll, is difficult for taking place to slide, and then has strengthened the effect to its build-up welding.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a three-dimensional exploded structure of the present utility model;

FIG. 3 is a schematic view of a first slider connection explosion structure of the present utility model;

fig. 4 is a schematic view of a second fastening frame connecting explosion structure of the present utility model.

Wherein: 11. a work table; 12. a first threaded hole; 13. a guide rail; 14. a threaded column; 15. a chassis; 16. a threaded ring; 17. a nut; 21. a first slider; 22. a dovetail groove; 23. a bolt; 24. a rectangular frame; 25. a chute; 26. a first fixing frame; 27. a second slider; 28. the second fixing frame; 29. a limit groove; 31. a screw; 32. round blocks; 33. a second threaded hole;

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

As shown in fig. 1, 2, 3 and 4, the supporting device for repairing the roller overlaying welding comprises a workbench 11, wherein two groups of first threaded holes 12 are symmetrically formed in the upper end part of the workbench 11, guide rails 13 are fixedly arranged in the center of the upper end part of the workbench 11, threaded columns 14 are respectively arranged at four corners inside the workbench 11, a chassis 15 is fixedly arranged at the lower end part of each threaded column 14, threaded rings 16 and nuts 17 are respectively sleeved on the surfaces of the threaded columns 14 in a threaded manner, each nut 17 is respectively positioned above each threaded ring 16, and each nut 17 is attached to the workbench 11;

the guide rail 13 is symmetrically and slidably provided with a positioning mechanism;

the positioning mechanism comprises two first sliding blocks 21, the two first sliding blocks 21 are all slidably mounted on the guide rail 13, dovetail grooves 22 are formed in the lower end parts of the two first sliding blocks 21, bolts 23 are symmetrically arranged in the two first sliding blocks 21 in a threaded manner, two groups of bolts 23 are respectively arranged in two groups of first threaded holes 12 in a threaded manner, rectangular frames 24 are fixedly connected to the upper end parts of the two first sliding blocks 21, sliding grooves 25 are formed in the inner walls of two sides of the two rectangular frames 24, first fixing frames 26 are fixedly connected to the inner parts of the two rectangular frames 24, second sliding blocks 27 are slidably mounted in the two groups of sliding grooves 25, second fixing frames 28 are arranged above the two first fixing frames 26, the two second fixing frames 28 are fixedly connected to the two second sliding blocks 27 respectively, limiting grooves 29 are formed in the upper end parts of the two second fixing frames 28, screw rods 31 are connected to the upper end parts of the two rectangular frames 24 in a threaded manner, the lower end parts of the two screw rods 31 are fixedly connected with round blocks 32, the two round blocks 32 are respectively and rotatably arranged in the two limiting grooves 29, the upper end parts of the two rectangular frames 24 are respectively provided with two second threaded holes 33, a roller can be placed on the two first fixing frames 26 at the moment, then the two screw rods 31 can be rotated, the two screw rods 31 are in threaded connection with the two second threaded holes 33, so that the two screw rods 31 move downwards under the rotation of the two screw rods 31, the two round blocks 32 are driven to move downwards when the two screw rods 31 rotate, the two second fixing frames 28 are driven to move downwards when the two screw rods 31 rotate downwards due to the two round blocks 32 are arranged in the two limiting grooves 29, the four fixedly connected second sliding blocks 27 are driven to move downwards in the four sliding grooves 25 until the two screw rods 31 move downwards to be completely engaged with the roller, the fixing of the roller is completed, the stability of the roller is higher when the roller is subjected to surfacing repair, and the roller is not easy to slide, so that the surfacing effect of the roller is enhanced.

Working principle:

the first step: when the device is used, the four threaded rings 16 can be rotated on the four threaded columns 14, because the four threaded rings 16 are in threaded connection with the four threaded columns 14, the four threaded rings 16 move downwards under rotation, and because the workbench 11 is in sliding connection with the four threaded columns 14, the workbench 11 can descend along with the four threaded rings 16 under the action of gravity, the four nuts 17 are rotated on the four threaded columns 14 when the workbench falls to a proper position, the workbench 11 is clamped by the threaded connection with the four threaded rings 16, so that the stability of the workbench 11 is ensured, then the two first sliding blocks 21 can be pushed to the middle part on the guide rail 13 according to the length of a roller, the bolts 23 can be rotated after adjustment, and the fixing of the first sliding blocks 21 can be completed after the first threaded holes 12 are rotated, so that the device can be suitable for rollers of any specifications when in use, and the applicability of the device is enhanced;

and a second step of: at this time, the roller can be placed on the two first fixing frames 26, then the two screws 31 can be rotated, because the two screws 31 are in threaded connection with the two second threaded holes 33, the roller moves downwards under the rotation of the two screws 31, the two round blocks 32 can be carried along to move downwards when the two screws 31 rotate, and because the two round blocks 32 are arranged in the two limiting grooves 29, the two second fixing frames 28 can be driven to move downwards when the two screws 31 rotate downwards, the two second fixing frames 28 can drive the four fixedly connected second sliding blocks 27 to move in the four sliding grooves 25 until the two screws 31 move downwards to be completely attached to the roller, so that the roller is higher in stability during surfacing repair, and is not easy to slide, and the surfacing effect is enhanced.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. The utility model provides a roller build-up welding is prosthetic with strutting arrangement, includes workstation (11), two sets of first screw holes (12) have been seted up to workstation (11) upper end symmetry, workstation (11) upper end center department fixed mounting has guide rail (13), its characterized in that: screw columns (14) are arranged at four corners inside the workbench (11), a chassis (15) is fixedly arranged at the lower end part of each screw column (14), a screw ring (16) and a nut (17) are sleeved on the surface of each screw column (14) in a screw mode, each nut (17) is located above each screw ring (16) respectively, and each nut (17) is attached to the workbench (11);

positioning mechanisms are symmetrically and slidably arranged on the guide rail (13);

the positioning mechanism comprises two first sliding blocks (21), the two first sliding blocks (21) are slidably mounted on the guide rail (13), and dovetail grooves (22) are formed in the lower end portions of the two first sliding blocks (21).

2. The support device for repairing a roll overlaying according to claim 1, wherein bolts (23) are symmetrically and threadedly mounted in the first sliders (21), and the bolts (23) are respectively and internally provided in the first screw holes (12).

3. The support device for repairing a roller overlaying welding according to claim 2, wherein the upper end parts of the two first sliding blocks (21) are fixedly connected with rectangular frames (24), sliding grooves (25) are formed in the inner walls of two sides of the two rectangular frames (24), and first fixing frames (26) are fixedly connected inside the two rectangular frames (24).

4. A supporting device for repairing a roller overlaying welding according to claim 3, wherein the two groups of sliding grooves (25) are internally provided with second sliding blocks (27) in a sliding manner, the second fixing frames (28) are arranged above the two first fixing frames (26), and the two second fixing frames (28) are fixedly connected with the two groups of second sliding blocks (27) respectively.

5. The support device for repairing a roll overlaying welding as claimed in claim 4, wherein the upper end parts of the two second fixing frames (28) are provided with limiting grooves (29), and the upper end parts of the two rectangular frames (24) are connected with screw rods (31) in a threaded manner.

6. The support device for repairing a roll overlaying welding according to claim 5, wherein round blocks (32) are fixedly connected to the lower end parts of the two screw rods (31), the two round blocks (32) are respectively rotatably installed in the two limit grooves (29), and two second threaded holes (33) are formed in the upper end parts of the two rectangular frames (24).