On-line submerged automatic arc surfacing welding device for conical roller of ring rolling machine

Abstract

The utility model belongs to the technical field of ring rolling machine repairing, and particularly relates to a ring rolling machine cone roller on-line submerged automatic arc welding surfacing device which comprises a support mechanism, a flux hopper mechanism, a welding mechanism, a walking trolley support mechanism, a connecting material conveying pipe and a connecting supporting rod. The welding mechanism comprises a welding gun, an arc light cover and a vertical telescopic assembly, the two ends, in the length direction, of a connecting material conveying pipe communicate with a vertical sliding pipe and the arc light cover correspondingly, and the arc light cover is detachably connected with the arc light cover. The two ends of the connecting supporting rod in the length direction are detachably connected with the side face of the vertical sliding pipe and the side face of the vertical telescopic assembly. Compared with the prior art, the submerged arc welding device has the advantages that submerged arc welding can be conveniently adopted for welding, and the welding work efficiency is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of ring rolling machine repair, and in particular relates to an online submerged arc automatic surfacing welding device for a cone roller of a ring rolling machine. Background Art

[0002] The cone roller of the ring rolling machine is the main component for rolling metal ring products. In addition to normal wear, it is also subjected to high temperature. In addition to certain wear resistance, the metal is also required to have certain high-temperature mechanical properties such as red hardness. The cone roller of the ring rolling machine is running at high temperature and high load. After working for a long time, cracks or wear may appear on the surface, and it needs to be stopped for repair.

[0003] The existing repair technology generally relies on manual welding by workers, which has low work efficiency and long maintenance period. According to the working conditions and use requirements of the cone roller, submerged arc welding can be used for repair. Therefore, there is an urgent need for an online submerged arc automatic welding surfacing device for the cone roller of a ring rolling machine that is easy to use submerged arc welding and has high work efficiency. Utility Model Content

[0004] In view of the above problems, the utility model provides an online submerged arc automatic surfacing welding device for cone rollers of a ring rolling machine.

[0005] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is: an online submerged arc automatic welding surfacing device for the cone roller of a ring rolling machine, comprising a support mechanism, the support mechanism comprising a base, the online submerged arc automatic welding surfacing device for the cone roller of a ring rolling machine also comprises a flux bucket mechanism, a welding mechanism, a walking trolley support mechanism, a connecting material transport pipe and a connecting support rod, the support mechanism also comprises a vertical plate and a diagonal support plate, and the diagonal support plate is fixedly connected to the upper end of the base through the vertical plate;

[0006] The diagonal support plate is provided with a horizontal guide rail, and the walking trolley support mechanism includes a vehicle body sliding part, a vehicle body vertical rod and a horizontal telescopic cylinder, the vehicle body sliding part and the horizontal guide rail are slidably connected in the horizontal direction, the vehicle body vertical rod is vertical in length direction, the horizontal telescopic cylinder is horizontal in length direction, and the vehicle body sliding part is detachably connected to the horizontal telescopic cylinder through the vehicle body vertical rod;

[0007] The flux hopper mechanism comprises a flux hopper body, a discharge pipe and a vertical sliding pipe, the outer side of the flux hopper body is detachably connected to the horizontal telescopic cylinder, the upper end of the discharge pipe is connected to the lower end of the flux hopper body, and the discharge pipe and the vertical sliding pipe are slidably connected in the vertical direction;

[0008] The welding mechanism comprises a welding gun, an arc shield and a vertical telescopic assembly, wherein the upper ends of the welding gun and the arc shield are both detachably connected to the lower end of the vertical telescopic assembly, and the vertical telescopic assembly is detachably connected to the horizontal telescopic cylinder;

[0009] The two ends of the connecting material transport pipe in the length direction are respectively connected to the vertical sliding pipe and the arc cover, and the two ends of the connecting support rod in the length direction are respectively detachably connected to the side surface of the vertical sliding pipe and the side surface of the vertical telescopic assembly.

[0010] Preferably, the vertical telescopic assembly comprises a vertical cylinder, an elastic member and a welding gun connection portion, the horizontal telescopic cylinder comprises a cylinder portion and a piston rod portion, the cylinder portion is detachably connected to the vehicle body vertical rod, the length direction of the piston rod portion is horizontal, and the cylinder portion and the piston rod portion are slidably connected;

[0011] The length direction of the elastic member is vertical, the upper end of the elastic member is detachably connected to the lower end of the vertical cylinder, the lower end of the elastic member is detachably connected to the upper end of the welding gun connecting part, the upper end of the vertical cylinder is detachably connected to the piston rod part, and the lower end of the welding gun connecting part is detachably connected to the welding gun.

[0012] Preferably, a controller is further included, and the controller is installed on the side of the vertical plate, and the vertical cylinder and the horizontal telescopic cylinder are both communicatively connected to the controller.

[0013] Preferably, the flux bucket is mounted on the piston rod portion, the connecting material transport pipe is a straight pipe, and the connecting support rod is a straight rod.

[0014] Preferably, the flux bucket is installed on the cylinder part, the connecting material transport pipe is a telescopic hose, the connecting support rod is a telescopic rod, and the connecting material transport pipe and the connecting support rod are both telescopic along their own length directions.

[0015] Preferably, the support mechanism further comprises a balancing weight block, and the lower end surface of the balancing weight block is in contact with the upper end surface of the base.

[0016] Preferably, the support mechanism further comprises wheels, and the wheels are rotatably connected to the base.

[0017] Compared with the prior art, the advantages and positive effects of the utility model are:

[0018] (1) The vertical telescopic assembly is detachably connected to the horizontal telescopic cylinder. During welding, the welding gun and the arc hood are moved horizontally by adjusting the horizontal telescopic cylinder, and the welding gun and the arc hood are moved vertically by adjusting the vertical telescopic assembly. The horizontal guide rail slides relative to the sliding part of the car body to achieve movement along the axis direction of the cone roller of the ring rolling machine to be processed. The flux in the flux bucket is transported to the processing site through the connecting material transport pipe connected to the arc hood, which is convenient for welding using submerged arc welding and has high welding efficiency.

[0019] (2) The two ends of the connecting material transport pipe in the length direction are connected to the vertical sliding pipe and the arc cover respectively, and the two ends of the connecting support rod in the length direction are detachably connected to the side of the vertical sliding pipe and the side of the vertical telescopic assembly respectively. The connecting material transport pipe is a telescopic hose, and the connecting support rod is a telescopic rod. When the vertical telescopic assembly and the horizontal telescopic cylinder are extended and retracted, the angle between the connecting material transport pipe and the horizontal plane remains unchanged, thereby ensuring the smooth and accurate material transportation. The flux bucket does not move with the movement of the piston rod, the center of gravity is stable, and the safety is good;

[0020] (3) The upper end of the elastic part is detachably connected to the lower end of the vertical cylinder. Since the cone roller of the ring rolling machine has a certain taper, the elastic part acts as an elastic buffer by adjusting the vertical telescopic assembly and the elastic part.

[0021] (4) The lower end surface of the balancing weight block fits the upper end surface of the base, and the balancing weight block plays the role of balancing weight, ensuring safety;

[0022] (5) The connecting material transport pipe is a straight pipe, the connecting support rod is a straight rod, and the flux bucket is installed on the piston rod. The flux bucket moves with the movement of the piston rod. The structure is simple, and the angle between the connecting material transport pipe and the horizontal plane remains unchanged, thereby ensuring smooth and accurate material transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solution of the embodiment of the utility model, the following is a brief introduction to the drawings required for describing the embodiment:

[0024] Figure 1 This is the front view of the online submerged arc automatic welding surfacing device for the cone roller of the ring rolling machine;

[0025] Figure 2 for Figure 1 A local enlarged schematic diagram of the middle A;

[0026] Figure 3 for Figure 2 A partial enlarged schematic diagram of point B in the middle;

[0027] Figure 4 This is a three-dimensional view of the online submerged arc automatic welding surfacing device for the cone roller of the ring rolling machine;

[0028] Figure 5 for Figure 4 A partial enlarged schematic diagram of point C in the middle;

[0029] Figure 6 It is a three-dimensional schematic diagram of the welding mechanism of the online submerged arc automatic welding cladding device for the tapered roller of a ring rolling machine.

[0030] Reference numerals:

[0031] 1—support mechanism, 11—base, 12—vertical plate, 13—diagonal support plate, 14—balance weight, 15—horizontal guide rail;

[0032] 2—flux hopper mechanism, 21—flux hopper body, 22—discharging pipe, 23—vertical sliding pipe;

[0033] 3—welding mechanism, 31—welding gun, 32—arc shield, 33—vertical telescopic assembly, 34—vertical cylinder, 35—elastic member, 36—welding gun connection part;

[0034] 4—traveling trolley support mechanism, 41—car body sliding part, 42—car body vertical rod, 43—horizontal telescopic cylinder;

[0035] 5—Connect the material transport pipe;

[0036] 6—Connect the support rods. DETAILED DESCRIPTION

[0037] In order to more clearly understand the above-mentioned objects, features and advantages of the present invention, the present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0038] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0039] Example 1

[0040] Combine the following Figures 1 to 6 Specifically describe the on-line submerged arc automatic welding surfacing device for the cone roller of the ring rolling machine, such as Figure 1 and Figure 4 As shown, an online submerged arc automatic welding and surfacing device for the tapered roller of a ring rolling machine comprises a support mechanism 1, the support mechanism 1 comprises a base 11, the online submerged arc automatic welding and surfacing device for the tapered roller of the ring rolling machine further comprises a flux bucket mechanism 2, a welding mechanism 3, a traveling trolley support mechanism 4, a connecting material transport pipe 5 and a connecting support rod 6, the support mechanism 1 further comprises a vertical plate 12 and a diagonal support plate 13, the diagonal support plate 13 is fixedly connected to the upper end of the base 11 through the vertical plate 12.

[0041] like Figure 2 and Figure 5 As shown, a horizontal guide rail 15 is provided on the diagonal support plate 13, and the walking trolley support mechanism 4 includes a vehicle body sliding part 41, a vehicle body vertical rod 42 and a horizontal telescopic cylinder 43. The vehicle body sliding part 41 and the horizontal guide rail 15 are horizontally slidably connected, the vehicle body vertical rod 42 is vertical in length, and the horizontal telescopic cylinder 43 is horizontal in length. The vehicle body sliding part 41 is detachably connected to the horizontal telescopic cylinder 43 through the vehicle body vertical rod 42.

[0042] like Figure 2 As shown, the flux bucket mechanism 2 includes a flux bucket body 21, a discharge pipe 22 and a vertical sliding tube 23. The outer side surface of the flux bucket body 21 is detachably connected to the horizontal telescopic cylinder 43, the upper end of the discharge pipe 22 is connected to the lower end of the flux bucket body 21, and the discharge pipe 22 and the vertical sliding tube 23 are slidably connected in the vertical direction.

[0043] like Figure 2 and Figure 3 As shown, the welding mechanism 3 includes a welding gun 31, an arc shield 32 and a vertical telescopic assembly 33. The upper ends of the welding gun 31 and the arc shield 32 are both detachably connected to the lower end of the vertical telescopic assembly 33, and the vertical telescopic assembly 33 is detachably connected to the horizontal telescopic cylinder 43.

[0044] like Figure 2 and Figure 5 As shown, the two ends of the connecting material transport pipe 5 in the length direction are respectively connected to the vertical sliding pipe 23 and the arc cover 32, and the two ends of the connecting support rod 6 in the length direction are respectively detachably connected to the side of the vertical sliding pipe 23 and the side of the vertical telescopic assembly 33.

[0045] like Figure 2 and Figure 6 As shown, the vertical telescopic assembly 33 includes a vertical cylinder 34, an elastic member 35 and a welding gun connection portion 36, and the horizontal telescopic cylinder 43 includes a cylinder portion and a piston rod portion, the cylinder portion is detachably connected to the vehicle body vertical rod 42, the length direction of the piston rod portion is horizontal, and the cylinder portion and the piston rod portion are slidably connected.

[0046] like Figure 3 As shown, the length direction of the elastic member 35 is vertical, the upper end of the elastic member 35 is detachably connected to the lower end of the vertical cylinder 34, the lower end of the elastic member 35 is detachably connected to the upper end of the welding gun connecting part 36, the upper end of the vertical cylinder 34 is detachably connected to the piston rod part, and the lower end of the welding gun connecting part 36 is detachably connected to the welding gun 31.

[0047] It also includes a controller, which is installed on the side of the vertical plate 12. The vertical cylinder 34 and the horizontal telescopic cylinder 43 are both connected to the controller for communication.

[0048] The flux bucket 21 is installed on the cylinder part, the connecting material transport pipe 5 is a telescopic hose, the connecting support rod 6 is a telescopic rod, and the connecting material transport pipe 5 and the connecting support rod 6 are both telescopic along their own length directions.

[0049] like Figure 1 As shown, the support mechanism 1 further includes a balancing weight block 14 , and the lower end surface of the balancing weight block 14 is in contact with the upper end surface of the base 11 .

[0050] The support mechanism 1 further comprises wheels, which are rotatably connected to the base 11 .

[0051] Working principle of online submerged arc automatic welding surfacing device for cone roller of ring rolling machine:

[0052] The vertical telescopic assembly 33 is detachably connected to the horizontal telescopic cylinder 43. During welding, the welding gun 31 and the arc hood 32 are moved horizontally by adjusting the horizontal telescopic cylinder 43, and the welding gun 31 and the arc hood 32 are moved vertically by adjusting the vertical telescopic assembly 33. The horizontal guide rail 15 slides relative to the vehicle body sliding part 41 to achieve movement along the axis direction of the cone roller of the ring rolling machine to be processed. The flux in the flux bucket 21 is transported to the processing site through the connecting material transport pipe 5 connected to the arc hood 32, which facilitates welding using submerged arc welding.

[0053] Example 2

[0054] The difference between this embodiment and the first embodiment is that the flux bucket 21 is installed on the piston rod part, the connecting material transport pipe 5 is a straight pipe, and the connecting support rod 6 is a straight rod.

[0055] As the technical solution of the utility model, the hardware setting provided is only for the purpose of facilitating the realization of braking control based on the hardware facilities. How to realize braking control and braking control method specifically is not the technical problem to be solved and the object to be protected by the utility model. At the same time, the communication methods between the devices adopt the existing communication methods, which are not the utility model points of the present application.

[0056] The above description is only a preferred embodiment of the present invention and does not constitute any other form of limitation to the present invention. Any technician familiar with the profession may use the technical contents disclosed above to change or modify them into equivalent embodiments with equivalent changes for application in other fields. However, any simple modification or equivalent change made to the above embodiments based on the technical essence of the present invention without departing from the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. An automatic submerged arc welding device for an online tapered roller of a ring rolling machine, comprising a support mechanism (1), wherein the support mechanism (1) comprises a base (11), and is characterized in that: The ring rolling machine tapered roller online submerged arc automatic welding surfacing device further comprises a flux bucket mechanism (2), a welding mechanism (3), a walking trolley support mechanism (4), a connecting material transport pipe (5) and a connecting support rod (6); the support mechanism (1) further comprises a vertical plate (12) and a diagonal support plate (13); the diagonal support plate (13) is fixedly connected to the upper end of the base (11) via the vertical plate (12); A horizontal guide rail (15) is provided on the diagonal support plate (13); the walking trolley support mechanism (4) comprises a vehicle body sliding portion (41), a vehicle body vertical rod (42) and a horizontal telescopic cylinder (43); the vehicle body sliding portion (41) and the horizontal guide rail (15) are slidably connected in a horizontal direction; the vehicle body vertical rod (42) is vertical in length direction; the horizontal telescopic cylinder (43) is horizontal in length direction; and the vehicle body sliding portion (41) is detachably connected to the horizontal telescopic cylinder (43) via the vehicle body vertical rod (42); The flux hopper mechanism (2) comprises a flux hopper body (21), a discharge pipe (22) and a vertical sliding pipe (23); the outer side surface of the flux hopper body (21) is detachably connected to a horizontal telescopic cylinder (43); the upper end of the discharge pipe (22) is connected to the lower end of the flux hopper body (21); and the discharge pipe (22) and the vertical sliding pipe (23) are slidably connected in a vertical direction; The welding mechanism (3) comprises a welding gun (31), an arc shield (32) and a vertical telescopic assembly (33); the upper ends of the welding gun (31) and the arc shield (32) are both detachably connected to the lower end of the vertical telescopic assembly (33); and the vertical telescopic assembly (33) is detachably connected to the horizontal telescopic cylinder (43); The two ends of the connecting material transport pipe (5) in the length direction are respectively connected to the vertical sliding pipe (23) and the arc cover (32), and the two ends of the connecting support rod (6) in the length direction are respectively detachably connected to the side of the vertical sliding pipe (23) and the side of the vertical telescopic assembly (33).

2. The ring rolling machine tapered roller online submerged arc automatic welding surfacing device according to claim 1 is characterized in that: The vertical telescopic assembly (33) comprises a vertical cylinder (34), an elastic member (35) and a welding gun connection portion (36); the horizontal telescopic cylinder (43) comprises a cylinder portion and a piston rod portion; the cylinder portion is detachably connected to the vehicle body vertical rod (42); the length direction of the piston rod portion is horizontal; and the cylinder portion and the piston rod portion are slidably connected; The elastic member (35) is vertical in length direction; the upper end of the elastic member (35) is detachably connected to the lower end of the vertical cylinder (34); the lower end of the elastic member (35) is detachably connected to the upper end of the welding gun connecting portion (36); the upper end of the vertical cylinder (34) is detachably connected to the piston rod portion; and the lower end of the welding gun connecting portion (36) is detachably connected to the welding gun (31).

3. The ring rolling machine tapered roller online submerged arc automatic welding surfacing device according to claim 2, characterized in that: It also includes a controller, which is installed on the side of the vertical plate (12), and the vertical cylinder (34) and the horizontal telescopic cylinder (43) are both communicatively connected to the controller.

4. The ring rolling machine tapered roller online submerged arc automatic welding surfacing device according to claim 2, characterized in that: The flux bucket (21) is mounted on the piston rod portion, the connecting material transport pipe (5) is a straight pipe, and the connecting support rod (6) is a straight rod.

5. The ring rolling machine tapered roller online submerged arc automatic welding surfacing device according to claim 2, characterized in that: The flux bucket (21) is mounted on the cylinder portion, the connecting material transport pipe (5) is a telescopic hose, the connecting support rod (6) is a telescopic rod, and the connecting material transport pipe (5) and the connecting support rod (6) are both telescopic along their own length directions.

6. The ring rolling machine tapered roller online submerged arc automatic welding surfacing device according to claim 5, characterized in that: The support mechanism (1) further comprises a balancing weight block (14), the lower end surface of the balancing weight block (14) being in contact with the upper end surface of the base (11).

7. The ring rolling machine tapered roller online submerged arc automatic welding surfacing device according to claim 1, characterized in that: The support mechanism (1) also includes a wheel, and the wheel is rotatably connected to the base (11).

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