CN220330327U - Welding fixture for continuous casting roller - Google Patents

Abstract

The utility model discloses a welding tool for a continuous casting roller, which comprises a base, wherein the upper surface of the base is fixedly connected with a supporting frame, the outer surface of the supporting frame is fixedly connected with an outer cover, the upper surface of the outer cover is fixedly connected with a pneumatic push rod, the bottom of the pneumatic push rod is provided with a limit rod, the outer surface of the limit rod is slidably connected with a sliding plate, and the outer surface of the sliding plate is fixedly connected with a rack. The device drives the screw rod to rotate through setting up the hand wheel rotation, and the screw thread opposite direction that the screw rod both sides were seted up can make two grip blocks opposite direction motion, and the clamping jaw is with continuous casting roller clamp-up this moment, and clamping jaw is fixed with continuous casting roller centre of a clamp, because all clamping jaws are in same level all the time, therefore when carrying out the centre of a clamp to the continuous casting roller of different specifications, the axle center of continuous casting roller is in same level all the time, does not need the manual altitude mixture control to the continuous casting roller again of staff.

Description

Welding fixture for continuous casting roller

Technical Field

The utility model relates to the technical field of welding, in particular to a welding tool for a continuous casting roller.

Background

The cast iron heat welding process is to preheat the cast iron to 600-700 deg.c wholly or locally, maintain the temperature during welding, cover asbestos powder or other heat insulating material while the welded material is hot, and cool slowly to facilitate graphite precipitation. The hot welding method has the advantages of reducing the temperature difference between the welding seam and the base metal, thereby reducing the stress level of the welding joint, being beneficial to preventing cracks from generating and avoiding generating white mouths and hardening tissues. A welding process is used in the processing of the continuous casting rolls.

In the prior art, for example, the Chinese patent number is: the welding tool for welding of CN213615116U comprises a base, wherein two bearing plates and a driving assembly for driving the two bearing plates to move oppositely or back to back are symmetrically arranged on the upper surface of the base; the bearing plate upper surface is installed and is heightened the pole, heightened the vertical upwards of pole flexible end and be connected with and place the platform, place a top and be provided with and compress tightly the subassembly for will wait to weld the pipe fitting compress tightly and fix place a surface. The beneficial effects are that: the height of the placing table can be adjusted by adjusting the height of the height adjusting rod, so that the coaxiality of two pipe fittings is ensured, and the welding quality is ensured; the two bearing plates are moved in opposite directions through the driving assembly, the distance between the two pipe fitting ends is adjusted, the width of the welding seam is adjusted, and the welding quality is guaranteed.

But among the prior art, still need to realize placing the high regulation of platform through adjusting the height of height-adjusting pole after carrying out the centre gripping to the continuous casting roller to this guarantees the axiality of two pipe fittings, can produce the error when adjusting, influences machining precision, when the surface of the opposite side to the continuous casting roller is to be welded, the device still need take down the continuous casting roller, carries out the centre gripping again after adjusting the position, and the process is loaded down with trivial details, wastes time and energy.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model solves the technical problems by adopting the following technical scheme: the utility model provides a welding frock of continuous casting roller, includes the base, the upper surface fixedly connected with support frame of base, the surface fixedly connected with dustcoat of support frame, the upper surface fixedly connected with pneumatic push rod of dustcoat, pneumatic push rod's bottom is provided with the gag lever post, the surface sliding connection of gag lever post has the slide plate, the surface fixedly connected with rack of slide plate, the surface sliding connection of rack has the rectangle cover, the upper surface of rectangle cover and the surface fixedly connected with of slide plate, the lower surface fixedly connected with protective housing of slide plate, the pneumatic push rod drives the slide plate motion on right side, and the slide plate moves along the gag lever post and drives the rack motion.

Preferably, the two ends of the limiting rod are fixedly connected with the inner surface of the outer cover, the inner surface of the outer cover is rotationally connected with a gear, the outer surface of the gear is meshed with the outer surface of the rack, the output end of the pneumatic push rod is fixedly connected with the outer surface of the sliding plate, the gear rotates while the rack moves, the gear rotates to drive the left sliding plate to move through the rack on the other side, the rectangular sleeve limits the movement track of the rack, and the sliding plates on the two sides move oppositely at the moment, so that the width of the welding seam is adjusted.

Preferably, the internal surface fixedly connected with dead lever of protective housing, the outside of dead lever is provided with the screw rod, the external surface fixedly connected with hand wheel of screw rod, the outside of hand wheel is provided with the grip block, and the hand wheel rotates and drives the screw rod and rotate, and the screw thread opposite direction of seting up of screw rod both sides can make two grip blocks opposite direction motion, and the clamping jaw will continuous casting roller clamp up.

Preferably, the inner surface of protective housing rotates with the surface of screw rod to be connected, the surface of screw rod and the internal surface threaded connection of grip block, the internal surface of grip block and the surface sliding connection of dead lever, and the clamping jaw is fixed the continuous casting roller centre of a clamp, because all clamping jaws are in same level all the time, therefore when carrying out the centre gripping to the continuous casting roller of different specifications, the axle center of continuous casting roller is in same horizontal line all the time.

Preferably, the surface fixedly connected with clamping jaw of grip block, the internal surface fixedly connected with flexible cover of clamping jaw, the internal surface fixedly connected with compression spring of flexible cover, compression spring's outside is provided with the sliding shaft, the surface rotation of sliding shaft is connected with the locating wheel, the clamping jaw is with continuous casting roller clamp up, it makes compression spring shrink to rotate the hand wheel continuously, the locating wheel is in the clamping jaw is inside completely, the surface of clamping jaw contacts with the surface of continuous casting roller and is fixed with continuous casting roller clamp up this moment, reverse rotation hand wheel makes clamping jaw and continuous casting roller become flexible, compression spring resets this moment, flexible cover stretches, flexible cover drives the locating wheel through the sliding shaft and moves together, make the locating wheel expose in the clamping jaw outside, contact with the surface of continuous casting roller, so just reduced the frictional force that produces when rotating the continuous casting roller.

Preferably, the outer surface of the telescopic sleeve is fixedly connected with the outer surface of the sliding shaft, the outer surface of the sliding shaft is fixedly connected with the outer surface of the clamping jaw, the bottom of the clamping jaw is provided with a roller, the inner surface of the roller is rotationally connected with the outer surface of the base, the hand wheel is reversely rotated to enable the continuous casting roller to drop on the surface of the base, the outer surface of the continuous casting roller is in contact with the outer surface of the roller at the moment, and the continuous casting roller can be removed from the device only by slightly pushing the continuous casting roller.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the screw is driven to rotate by setting the hand wheel to rotate, the screw threads formed on the two sides of the screw are opposite in direction, the two clamping plates can move oppositely, the clamping jaw clamps the continuous casting roller, and at the moment, the clamping jaw clamps and fixes the continuous casting roller, and because all the clamping jaws are always positioned at the same horizontal height, when clamping the continuous casting rollers with different specifications, the axes of the continuous casting rollers are always positioned at the same horizontal line, and the height of the continuous casting rollers is not manually adjusted by a worker, so that the problem that the manual adjustment of the welding fixture of the traditional continuous casting roller has deviation, and the processing precision is affected is solved.

2. According to the utility model, the pneumatic push rod is arranged to drive the sliding plate on the right side to move, the sliding plate moves along the limiting rod to drive the rack to move, the gear rotates while the rack moves, the gear rotates to drive the sliding plate on the left side to move through the rack on the other side, the rectangular sleeve limits the movement track of the rack, and the sliding plates on the two sides move oppositely at the moment, so that the width of a welding seam is adjusted, the welding quality is ensured, and the problem that the width of the welding seam of a welding tool of a traditional continuous casting roller cannot be adjusted is solved.

3. According to the utility model, the clamping jaw and the continuous casting roller are loosened by reverse rotation of the hand wheel, the compression spring is reset at the moment, the telescopic sleeve stretches, and the telescopic sleeve drives the positioning wheel to move together through the sliding shaft, so that the positioning wheel is exposed outside the clamping jaw and is contacted with the outer surface of the continuous casting roller, the friction force generated when the continuous casting roller rotates is reduced, the position of the continuous casting roller can be adjusted without completely taking down the continuous casting roller, the continuous casting roller is clamped and fixed, and the problems of complicated operation process, time and labor waste when the welding fixture of the traditional casting roller welds the outer surface of the other side of the continuous casting roller are solved.

Drawings

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

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the structure of the present utility model at A;

fig. 4 is a schematic structural view at B of the present utility model.

In the figure: 1. a base; 2. a support frame; 3. an outer cover; 4. a pneumatic push rod; 5. a sliding plate; 6. a rack; 7. a rectangular sleeve; 8. a gear; 9. a limit rod; 10. a protective shell; 11. a hand wheel; 12. a clamping plate; 13. a clamping jaw; 14. a screw; 15. a fixed rod; 16. a roller; 17. a telescopic sleeve; 18. a compression spring; 19. a sliding shaft; 20. and positioning wheels.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Examples:

referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a welding frock of continuous casting roller, the on-line screen storage device comprises a base 1, the upper surface fixedly connected with support frame 2 of base 1, the surface fixedly connected with dustcoat 3 of support frame 2, the upper surface fixedly connected with pneumatic push rod 4 of dustcoat 3, the bottom of pneumatic push rod 4 is provided with gag lever post 9, the surface sliding connection of gag lever post 9 has slide plate 5, the surface fixedly connected with rack 6 of slide plate 5, the surface sliding connection of rack 6 has rectangle cover 7, the upper surface of rectangle cover 7 and the surface fixedly connected with of slide plate 5, the lower surface fixedly connected with protective housing 10 of slide plate 5, the both ends and the internal surface fixedly connected with of dustcoat 3 of gag lever post 9, the internal surface rotation of dustcoat 3 is connected with gear 8, the surface of gear 8 meshes with the surface of rack 6, the output of pneumatic push rod 4 and the surface fixedly connected with of slide plate 5, after the continuous casting roller is fixed, the slide plate 5 motion through pneumatic push rod 4 drive right slide plate 5, slide plate 5 motion drive rack 6 motion along gag lever post 9, gear 8 rotates when rack 6 motion, gear 8 rotates, the motion through the motion of left side rectangle plate 6 drive 6 of the side of opposite direction, the motion track of rack 6 has been realized by the welded joint, the weld joint quality has been realized to the weld joint quality.

The inner surface of the protective housing 10 is fixedly connected with a fixed rod 15, a screw rod 14 is arranged outside the fixed rod 15, a hand wheel 11 is fixedly connected to the outer surface of the screw rod 14, a clamping plate 12 is arranged outside the hand wheel 11, the inner surface of the protective housing 10 is rotationally connected with the outer surface of the screw rod 14, the outer surface of the screw rod 14 is in threaded connection with the inner surface of the clamping plate 12, the inner surface of the clamping plate 12 is slidably connected with the outer surface of the fixed rod 15, a clamping jaw 13 is fixedly connected with a telescopic sleeve 17 on the outer surface of the clamping plate 12, a compression spring 18 is fixedly connected with the inner surface of the clamping jaw 13, a sliding shaft 19 is arranged outside the compression spring 18, a positioning wheel 20 is rotationally connected to the outer surface of the sliding shaft 19, a continuous casting roller is placed on the surface of the base 1, the hand wheel 11 is rotated through rotation of the hand wheel 11, the directions of threads formed in two sides of the screw rod 14 are opposite, the two clamping plates 12 are made to move oppositely, the continuous casting roller is clamped up, the hand wheel 11 is continuously rotated to enable the compression spring 18 to shrink, at the moment, the telescopic sleeve 17 is shrunk, the positioning wheel 20 is driven to shrink through the sliding shaft 19, the positioning wheel 20 is completely located inside the clamping jaw 13, and the outer surface of the clamping jaw 13 is in contact with the outer surface of the continuous casting roller, and the clamping jaw is fixedly connected with the clamping jaw.

The outer surface of the telescopic sleeve 17 is fixedly connected with the outer surface of the sliding shaft 19, the outer surface of the sliding shaft 19 is fixedly connected with the outer surface of the clamping jaw 13, the bottom of the clamping jaw 13 is provided with the roller 16, the inner surface of the roller 16 is rotationally connected with the outer surface of the base 1, when the outer surface of the other side of the continuous casting roller is to be welded, the clamping jaw 13 and the continuous casting roller are loosened by reversely rotating the hand wheel 11, the compression spring 18 is reset at the moment, the telescopic sleeve 17 stretches, the telescopic sleeve 17 drives the positioning wheel 20 to move together through the sliding shaft 19, the positioning wheel 20 is exposed outside the clamping jaw 13 and is contacted with the outer surface of the continuous casting roller, so that friction force generated when the continuous casting roller rotates is reduced, the position of the continuous casting roller can be adjusted without completely taking down the continuous casting roller, the continuous casting roller can be rotated by means of external force at the moment, the continuous casting roller is clamped and fixed by continuously rotating the hand wheel 11 after the position of the continuous casting roller is adjusted, the continuous casting roller is welded at the moment, the roller falls down on the surface of the base 1 by reversely rotating the hand wheel 11 after the welding is finished, and the outer surface of the continuous casting roller is contacted with the outer surface of the roller, and the outer surface of the roller of the continuous casting roller only needs to be moved out of the continuous casting device from the continuous casting device.

Working principle:

when the continuous casting roller is used, firstly, the continuous casting roller is placed on the surface of the base 1, the screw rod 14 is driven to rotate by the rotating hand wheel 11, the directions of threads formed on two sides of the screw rod 14 are opposite, the two clamping plates 12 can move oppositely, the clamping jaw 13 clamps the continuous casting roller, the continuously rotating hand wheel 11 enables the compression spring 18 to shrink, the telescopic sleeve 17 shrinks at the moment, the telescopic sleeve 17 drives the positioning wheel 20 to shrink through the sliding shaft 19, the positioning wheel 20 is completely positioned inside the clamping jaw 13, at the moment, the outer surface of the clamping jaw 13 is contacted with the outer surface of the continuous casting roller and clamps and fixes the continuous casting roller, and because all the clamping jaws 13 are always positioned at the same horizontal height, when clamping the continuous casting rollers with different specifications, the axle center of the continuous casting roller is always positioned at the same horizontal line, and the height of the continuous casting roller is not manually adjusted by workers;

after the continuous casting roller is fixed, the sliding plate 5 on the right side is driven to move through the pneumatic push rod 4, the sliding plate 5 moves along the limiting rod 9 to drive the rack 6 to move, the gear 8 rotates while the rack 6 moves, the gear 8 rotates to drive the sliding plate 5 on the left side to move through the rack 6 on the other side, the rectangular sleeve 7 limits the movement track of the rack 6, and the sliding plates 5 on the two sides move oppositely at the moment, so that the width of a welding seam is adjusted, and the welding quality is ensured.

When the outer surface of the other side of the continuous casting roller is to be welded, the clamping jaw 13 and the continuous casting roller are loosened by reversely rotating the hand wheel 11, the compression spring 18 is reset at the moment, the telescopic sleeve 17 stretches, the telescopic sleeve 17 drives the positioning wheel 20 to move together through the sliding shaft 19, the positioning wheel 20 is exposed outside the clamping jaw 13 and is in contact with the outer surface of the continuous casting roller, so that the friction force generated when the continuous casting roller is rotated is reduced, the position of the continuous casting roller can be adjusted without completely taking down the continuous casting roller, the continuous casting roller can be rotated by means of external force, the forward hand wheel 11 is continuously rotated after the position of the continuous casting roller is adjusted, the continuous casting roller is clamped and fixed, the continuous casting roller is welded, after the welding is finished, the hand wheel 11 is reversely rotated, the roller falls on the surface of the base 1, the outer surface of the continuous casting roller is in contact with the outer surface of the roller 16, and the continuous casting roller can be removed from the device only by slightly pushing the continuous casting roller at the moment.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein are implemented by conventional means in the art unless specifically indicated and limited by the context.

Claims (6)

1. The utility model provides a welding frock of continuous casting roller, includes base (1), its characterized in that: the utility model discloses a support frame, including base (1), upper surface fixedly connected with support frame (2), the surface fixedly connected with dustcoat (3) of support frame (2), the upper surface fixedly connected with pneumatic push rod (4) of dustcoat (3), the bottom of pneumatic push rod (4) is provided with gag lever post (9), the surface sliding connection of gag lever post (9) has slide plate (5), the surface fixedly connected with rack (6) of slide plate (5), the surface sliding connection of rack (6) has rectangle cover (7), the upper surface of rectangle cover (7) and the surface fixedly connected with of slide plate (5), the lower surface fixedly connected with protective housing (10) of slide plate (5).

2. The welding fixture of a continuous casting roll according to claim 1, wherein: the two ends of the limiting rod (9) are fixedly connected with the inner surface of the outer cover (3), the inner surface of the outer cover (3) is rotationally connected with a gear (8), the outer surface of the gear (8) is meshed with the outer surface of the rack (6), and the output end of the pneumatic push rod (4) is fixedly connected with the outer surface of the sliding plate (5).

3. The welding fixture of a continuous casting roll according to claim 1, wherein: the novel hand wheel is characterized in that a fixing rod (15) is fixedly connected to the inner surface of the protective shell (10), a screw rod (14) is arranged outside the fixing rod (15), a hand wheel (11) is fixedly connected to the outer surface of the screw rod (14), and a clamping plate (12) is arranged outside the hand wheel (11).

4. A welding fixture for continuous casting rolls according to claim 3, characterized in that: the inner surface of the protective housing (10) is rotationally connected with the outer surface of the screw rod (14), the outer surface of the screw rod (14) is in threaded connection with the inner surface of the clamping plate (12), and the inner surface of the clamping plate (12) is in sliding connection with the outer surface of the fixing rod (15).

5. The welding fixture for continuous casting rolls according to claim 4, wherein: the clamping plate is characterized in that the clamping jaw (13) is fixedly connected to the outer surface of the clamping plate (12), the telescopic sleeve (17) is fixedly connected to the inner surface of the clamping jaw (13), the compression spring (18) is fixedly connected to the inner surface of the telescopic sleeve (17), the sliding shaft (19) is arranged outside the compression spring (18), and the positioning wheel (20) is rotatably connected to the outer surface of the sliding shaft (19).

6. The welding fixture for continuous casting rolls according to claim 5, wherein: the outer surface of flexible cover (17) is connected with the surface fixed of sliding shaft (19), the surface of sliding shaft (19) is connected with the surface fixed of clamping jaw (13), the bottom of clamping jaw (13) is provided with gyro wheel (16), the internal surface of gyro wheel (16) is connected with the surface rotation of base (1).