CN215316252U

CN215316252U - Material supporting device for submerged arc surfacing of end part of roller surface of roller

Info

Publication number: CN215316252U
Application number: CN202121321133.0U
Authority: CN
Inventors: 石存慧
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2021-12-28
Anticipated expiration: 2031-06-11

Abstract

A material supporting device for submerged arc surfacing of the end part of a roller surface of a roller comprises a supporting seat, an expansion bracket arranged on one side of the outer wall of the supporting seat and a bearing disc arranged at one end of the expansion bracket, wherein an auxiliary supporting assembly is arranged on the upper side surface of the supporting seat, a fixing assembly is arranged in the middle of the upper side surface of the supporting seat, and an adjusting assembly is arranged at the bottom of the bearing disc; the auxiliary supporting assembly comprises a bearing ring, the bearing ring is arranged in the containing port, the containing port is arranged on the upper side face of the supporting seat, a supporting plate is arranged in the supporting seat, electric push rods are symmetrically arranged on two sides of the supporting plate, and one end of a piston rod of each electric push rod is fixedly connected with the bottom of the bearing ring. The roller auxiliary support device can be used for auxiliary support of the roller, the roller is convenient to disassemble and assemble, the roller can be clamped and fixed quickly, the fixing stability is good, the position of a welding gun can be adjusted, welding of rollers with different specifications is met, and the using effect is good.

Description

Material supporting device for submerged arc surfacing of end part of roller surface of roller

Technical Field

The utility model relates to the technical field of roller processing, in particular to a material supporting device for submerged arc surfacing of the end part of a roller surface of a roller.

Background

At present, foreign steel mills generally adopt submerged arc surfacing technology to repair and manufacture new rollers. The roller surfacing is a technological process for depositing a layer of material with rolling requirement on the surface of a roller. Because the cost of overlaying the old roller is generally only 25-35% of that of the new roller, the overlaying method is commonly adopted in the roller repair at home and abroad, and the new roller can also be manufactured, wherein the overlaying method is more common. Submerged arc build-up welding, i.e. under a flux layer with particles of a certain size, electric discharge is generated between an electrode and a metal to be welded to form an arc and high heat, so that the tip of the electrode and the metal to be welded are melted and condensed to complete metal welding. The method enters the roller repairing and manufacturing industry with the advantages of good surfacing quality and high efficiency, becomes the most common method at present, and generally uses a dragging device to bear the roller.

Traditional material device that drags can't install fast and dismantle the roll, and the roll dismouting is wasted time and energy, and roll installation stability is good, and can't adjust the position of butt welder, can not satisfy the welding of different specification rolls.

SUMMERY OF THE UTILITY MODEL

Objects of the utility model

In order to solve the technical problems in the background art, the utility model provides the material supporting device for the submerged arc surfacing at the end part of the roller surface of the roller, which can be used for carrying out auxiliary support on the roller, is convenient for dismounting and mounting the roller, can be used for rapidly clamping and fixing the roller, is good in fixing stability, can adjust the position of a welding gun, meets the requirements of welding of rollers with different specifications, and is good in using effect.

(II) technical scheme

The utility model provides a material supporting device for submerged arc surfacing of the end part of a roller surface of a roller, which comprises a supporting seat, an expansion bracket arranged on one side of the outer wall of the supporting seat and a bearing disc arranged at one end of the expansion bracket, wherein an auxiliary supporting assembly is arranged on the upper side surface of the supporting seat, a fixing assembly is arranged in the middle of the upper side surface of the supporting seat, and an adjusting assembly is arranged at the bottom of the bearing disc;

the auxiliary supporting assembly comprises a bearing ring, the bearing ring is arranged in the containing port, the containing port is arranged on the upper side face of the supporting seat, a supporting plate is arranged in the supporting seat, electric push rods are symmetrically arranged on two sides of the supporting plate, and one end of a piston rod of each electric push rod is fixedly connected with the bottom of the bearing ring.

Preferably, the upper side surface of the bearing ring is provided with a plurality of groups of grooves, the bottom in each groove is provided with a damping spring, the top of each damping spring is fixedly connected with the bearing column, and the bearing column is movably arranged in each groove.

Preferably, the top of the bearing column is provided with an antiskid rubber pad.

Preferably, the electric push rod is electrically connected with the external power supply through a connecting wire.

Preferably, fixed subassembly includes the axle sleeve, and the axle sleeve sets up side middle part on the supporting seat, and the axle sleeve bottom sets up the drive shaft, and the drive shaft rotates and sets up at the supporting seat middle part, and drive shaft one end is connected with driving motor's output shaft, and driving motor sets up side in the backup pad, and the axle sleeve bilateral symmetry sets up first groove and the second of accomodating, and first inslot rotation of accomodating sets up first locking bolt, and the inslot rotation is accomodate to the second sets up second locking bolt.

Preferably, the bottom in the shaft sleeve is provided with a magnet block, and the cross section of the magnet block is circular.

Preferably, the adjusting component comprises a transverse screw rod, the transverse screw rod is rotatably arranged in the groove body, the groove body is arranged on the lower side face of the bearing disc, one end of the transverse screw rod is fixedly connected with a knob located on one side of the bearing disc, a nut is arranged on the transverse screw rod, a vertical rod is arranged at the bottom of the nut, and a welding gun chuck is arranged at the bottom of the vertical rod.

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

1. the roller lifting device can drive the bearing ring to lift through the electric push rod, further can lift a roller, can be convenient for dismounting the roller, has a good dismounting effect, and reduces the dismounting difficulty of the roller.

2. The utility model can rapidly clamp, clamp and fix the roller, has good clamping and fixing stability, can drive the roller to rotate, and is convenient for welding different positions of the end part of the roller surface of the roller.

3. The utility model can adjust the position of the welding gun, can meet the requirements of welding of rollers with different specifications and has wide welding range.

Drawings

Fig. 1 is a schematic structural diagram of a material supporting device for submerged arc surfacing of the end part of the roll surface of a roll.

Fig. 2 is a schematic sectional view of a support seat of a material supporting device for submerged arc surfacing of the end part of the roll surface of the roll, which is provided by the utility model.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a schematic sectional view of a front view of an adjusting assembly of the material supporting device for submerged arc surfacing of the end part of the roll surface of the roll.

Reference numerals: 1. a fixing assembly; 2. an auxiliary support assembly; 3. a supporting seat; 4. a telescopic frame; 5. a carrier tray; 6. an adjustment assembly; 11. a support plate; 12. a drive motor; 13. a drive shaft; 14. a first locking bolt; 15. a first receiving groove; 16. a magnet block; 17. a shaft sleeve; 18. a second receiving groove; 19. a second locking bolt; 21. an electric push rod; 22. a receiving opening; 23. a load bearing column; 24. a damping spring; 25. a groove; 26. a load ring; 61. a trough body; 62. a welding gun chuck; 63. erecting a rod; 64. a knob; 65. a transverse screw rod; 66. a screw nut.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-4, the material supporting device for submerged arc surfacing welding of the end part of the roll surface of the roll provided by the utility model comprises a supporting seat 3, an expansion bracket 4 arranged on one side of the outer wall of the supporting seat 3 and a bearing disc 5 arranged at one end of the expansion bracket 4, wherein an auxiliary supporting component 2 is arranged on the upper side of the supporting seat 3, a fixing component 1 is arranged in the middle of the upper side of the supporting seat 3, and an adjusting component 6 is arranged at the bottom of the bearing disc 5;

the auxiliary supporting assembly 2 comprises a bearing ring 26, the bearing ring 26 is arranged in a containing opening 22, the containing opening 22 is arranged on the upper side face of the supporting seat 3, a supporting plate 11 is arranged in the supporting seat 3, electric push rods 21 are symmetrically arranged on two sides of the supporting plate 11, one end of a piston rod of each electric push rod 21 is fixedly connected with the bottom of the bearing ring 26, and the electric push rods 21 are electrically connected with an external power supply through connecting wires.

According to the utility model, firstly, the electric push rod 21 drives the bearing ring 26 to lift up, the height of the bearing ring 26 exceeds the height of the shaft sleeve 17, then the central shaft of the roller penetrates through the middle part of the bearing ring 26, the bearing ring 26 supports the roller, then the electric push rod 21 contracts, the bearing ring 26 drives the roller to move downwards, the central shaft of the roller is clamped into the shaft sleeve 17, the roller is installed, after the roller is welded, the electric push rod 21 drives the bearing ring 26 to lift up, the roller is moved out of the shaft sleeve 17, and the roller is disassembled.

In an alternative embodiment, a plurality of sets of grooves 25 are formed in the upper side surface of the bearing ring 26, damping springs 24 are arranged at the bottom of each groove 25, the tops of the damping springs 24 are fixedly connected with the bearing columns 23, and the bearing columns 23 are movably arranged in the grooves 25.

It should be noted that when the roll is placed on the bearing ring 26, the roll drives the bearing column 23 to move in the groove 25 and compress the damping spring 24, so as to absorb the pressure of the roll and improve the safety protection of roll installation.

In an alternative embodiment, a non-slip rubber pad is placed on top of the load post 23.

It should be noted that the stability of the roll when it is left standing can be improved.

In an alternative embodiment, the fixing assembly 1 includes a shaft sleeve 17, the shaft sleeve 17 is disposed on the middle of the upper side of the supporting seat 3, the driving shaft 13 is disposed at the bottom of the shaft sleeve 17, the driving shaft 13 is rotatably disposed on the middle of the supporting seat 3, one end of the driving shaft 13 is connected to the output shaft of the driving motor 12, the driving motor 12 is disposed on the upper side of the supporting plate 11, a first accommodating groove 15 and a second accommodating groove 18 are symmetrically disposed on both sides of the shaft sleeve 17, a first locking bolt 14 is rotatably disposed in the first accommodating groove 15, and a second locking bolt 19 is rotatably disposed in the second accommodating groove 18.

It should be noted that, after the center shaft of the roll is clamped in the shaft sleeve 17, the first locking bolt 14 and the second locking bolt 19 are rotated, the first locking bolt 14 and the second locking bolt 19 are attached to the center shaft of the roll, and the center shaft of the roll is clamped and fixed, and then the driving shaft 13 is driven to rotate by the driving motor 12, the driving shaft 13 drives the shaft sleeve 17 to rotate, and the shaft sleeve 17 drives the roll to rotate, so that the welding position can be adjusted.

In an alternative embodiment, the magnet block 16 is disposed at the bottom of the shaft sleeve 17, and the magnet block 16 has a circular cross section.

When the center axis of the roll is fitted into the sleeve 17, the magnet block 16 fixes the center axis of the roll by suction, thereby improving the stability of the center axis positioning of the roll.

In an alternative embodiment, the adjusting assembly 6 includes a transverse screw 65, the transverse screw 65 is rotatably disposed in a groove 61, the groove 61 is disposed on the lower side of the bearing plate 5, one end of the transverse screw 65 is fixedly connected to a knob 64 located on one side of the bearing plate 5, a nut 66 is disposed on the transverse screw 65, a vertical rod 63 is disposed at the bottom of the nut 66, and a welding gun chuck 62 is disposed at the bottom of the vertical rod 63.

It should be noted that, a welding gun is fixed by the welding gun chuck 62, then the knob 64 is rotated, the knob 64 drives the transverse screw rod 65 to rotate, the nut 66 drives the upright rod 63 to rotate, the upright rod 63 drives the welding gun chuck 62 to move, and then the position of the welding gun can be adjusted, so as to meet the welding requirements of rollers with different specifications.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The material supporting device for submerged arc surfacing of the end part of the roller surface of the roller is characterized by comprising a supporting seat (3), an expansion bracket (4) arranged on one side of the outer wall of the supporting seat (3) and a bearing disc (5) arranged at one end of the expansion bracket (4), wherein an auxiliary supporting assembly (2) is arranged on the upper side of the supporting seat (3), a fixing assembly (1) is arranged in the middle of the upper side of the supporting seat (3), and an adjusting assembly (6) is arranged at the bottom of the bearing disc (5);

the auxiliary supporting assembly (2) comprises a bearing ring (26), the bearing ring (26) is arranged in a containing opening (22), the containing opening (22) is arranged on the upper side face of the supporting seat (3), a supporting plate (11) is arranged in the supporting seat (3), electric push rods (21) are symmetrically arranged on two sides of the supporting plate (11), and one end of a piston rod of each electric push rod (21) is fixedly connected with the bottom of the bearing ring (26).

2. The material supporting device for the submerged arc surfacing welding of the end part of the roller surface of the roller according to claim 1, wherein a plurality of groups of grooves (25) are formed in the upper side surface of the bearing ring (26), damping springs (24) are arranged at the bottom in each groove (25), the tops of the damping springs (24) are fixedly connected with the bearing columns (23), and the bearing columns (23) are movably arranged in the grooves (25).

3. The material supporting device for the submerged arc surfacing welding of the end part of the roller surface of the roller according to claim 2 is characterized in that an anti-skid rubber pad is arranged at the top of the bearing column (23).

4. The material supporting device for the submerged arc surfacing welding of the end part of the roller surface of the roller according to claim 3, wherein the electric push rod (21) is electrically connected with an external power supply through a connecting wire.

5. The material supporting device for the end submerged arc surfacing of the roller surface of the roller according to claim 4 is characterized in that the fixing assembly (1) comprises a shaft sleeve (17), the shaft sleeve (17) is arranged in the middle of the upper side of the supporting seat (3), a driving shaft (13) is arranged at the bottom of the shaft sleeve (17), the driving shaft (13) is rotatably arranged in the middle of the supporting seat (3), one end of the driving shaft (13) is connected with an output shaft of a driving motor (12), the driving motor (12) is arranged on the upper side of the supporting plate (11), a first accommodating groove (15) and a second accommodating groove (18) are symmetrically arranged on two sides of the shaft sleeve (17), a first locking bolt (14) is rotatably arranged in the first accommodating groove (15), and a second locking bolt (19) is rotatably arranged in the second accommodating groove (18).

6. The material supporting device for the submerged arc overlaying welding of the end part of the roller surface of the roller according to the claim 5, wherein a magnet block (16) is arranged at the inner bottom of the shaft sleeve (17), and the cross section of the magnet block (16) is circular.

7. The material supporting device for the submerged arc surfacing welding of the end part of the roll surface of the roll according to claim 6, wherein the adjusting assembly (6) comprises a transverse screw rod (65), the transverse screw rod (65) is rotatably arranged in a groove body (61), the groove body (61) is arranged on the lower side surface of the bearing disc (5), one end of the transverse screw rod (65) is fixedly connected with a knob (64) positioned on one side of the bearing disc (5), a screw nut (66) is arranged on the transverse screw rod (65), a vertical rod (63) is arranged at the bottom of the screw nut (66), and a welding gun chuck (62) is arranged at the bottom of the vertical rod (63).