CN210413309U

CN210413309U - Circular tube welding mechanism

Info

Publication number: CN210413309U
Application number: CN201920794624.3U
Authority: CN
Inventors: 邓小均
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-04-28
Anticipated expiration: 2029-05-29

Abstract

The utility model relates to a pipe welding mechanism in welding process technical field, this pipe welding mechanism, including control system, rotary mechanism (1), clamping mechanism (2), welder (3), drive mechanism (6), clamping mechanism (2) and rotary mechanism (1) center have all opened through pipe round hole (7), and all present upper and lower two half formula design and cut apart into upper portion and lower part, upper portion and lower part one end are articulated, and the other end buckle is connected, be provided with welder (3) on rotary mechanism (1), fixedly connected with motor (5) on clamping mechanism (2), the output of motor (5) passes clamping mechanism (2) and drives rotary mechanism (1) to rotate through drive mechanism (6); the mechanism is simple in structure, convenient to carry, capable of well coping with the on-site transverse and vertical welding working condition, small in required activity space, convenient to use, stable in welding quality and greatly reduced in operation intensity of welding workers.

Description

Circular tube welding mechanism

Technical Field

The utility model belongs to the technical field of the welding process, concretely relates to pipe welding mechanism.

Background

The existing pipeline welding equipment is generally horizontal, for example, a horizontal welding equipment with an authorization notice number of CN207087139U, a rotating chuck drives a workpiece to rotate, a welding machine is not moved, the welding machine can only process butt joint of welding seams of two simple round pipe fittings, when the welding parts at two ends are too long, a required field is extremely large, the requirement of only seam welding after being vertically fixed is not met, and the requirement of only seam welding cannot be met, and the complicated situation of field arrangement of a gas pipeline cannot be met; the welding of the existing gas pipeline or the welding of the high-altitude pipeline is mostly finished by manual welding operation by workers, the operation difficulty is high, when the pipe diameter is larger, the labor intensity of the workers is high, particularly, the workers are easy to fatigue to cause irreparable damage during the high-altitude operation, and the welding quality cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

For solving the problem that exists among the above-mentioned prior art, the utility model provides a pipe welding mechanism, this mechanism simple structure, portable, the horizontal vertical welding condition of reply scene that can be fine, but demand activity space is little, convenient to use, welding quality is stable, greatly reduced welding workman's operation intensity.

In order to achieve the above object, the technical solution of the present invention is: the utility model provides a pipe welding mechanism, includes control system, rotary mechanism, clamping mechanism, welder, drive mechanism, clamping mechanism and rotary mechanism center have all been opened and have been crossed the pipe round hole, and all be upper and lower two halves formula design and cut apart into upper portion and lower part, upper portion and lower part one end are articulated, and other end buckle is connected, the last welder that is provided with of rotary mechanism, the last terminal surface fixedly connected with motor of keeping away from rotary mechanism of clamping mechanism, the motor output passes clamping mechanism and drives rotary mechanism rotation through drive mechanism.

Further, the transmission mechanism comprises a gear on the output end of the motor; the rotary mechanism is provided with a clamping mechanism; the clamping mechanism is provided with an annular bulge; and the inner side surface of the annular bulge is provided with transmission teeth matched with the gear.

Furthermore, balls are embedded in the contact surfaces of the annular protrusions and the annular grooves.

Furthermore, one side of the combination surface of the upper part and the lower part is provided with a bulge, and the other side is provided with a corresponding groove.

Furthermore, the clamping mechanism is opened through the centre of a circle of pipe round hole and is had the perforating hole, be provided with the Y type regulation pole that can only slide from top to bottom in the perforating hole, the Y type is adjusted the pole and is included two crotch portions and perpendicular portion, and it all is provided with resistant friction block on stretching into two crotch portions of pipe round hole, and its perpendicular portion surface is equipped with the screw thread, and the one end that perpendicular portion stretches out clamping mechanism is connected with fastening nut.

Further, rotary mechanism includes first rotating member and second rotating member, first rotating member and second rotating member are connected fixedly through the bracing piece, the centre of a circle that first rotating member and second rotating member crossed the pipe round hole has all opened the perforating hole, it can only be gliding Y type regulation pole from top to bottom all to be provided with in the perforating hole, Y type regulation pole all is provided with the sliding block on stretching into two fork portions of pipe round hole, and its one end that the portion of erectting stretches out rotary mechanism all is connected with fastening nut.

Furthermore, sliding connection has the welder fixing base on the bracing piece, be provided with initial point swing clamping device and slip clamping device on the welder fixing base fixed surface, welder one end is fixed on initial point swing clamping device, and the other end is fixed on slip clamping device.

Furthermore, the circular tube welding mechanism further comprises an electric slip ring, a stator part of the electric slip ring is embedded on the clamping mechanism, and a rotor part of the electric slip ring is embedded on the rotating mechanism.

The utility model has the advantages that:

1. the utility model discloses the design and the connected mode of two halves formula make this pipe welding mechanism's dismantlement and installation become convenient, also portable about clamping mechanism and rotary mechanism are.

2. The utility model discloses drive mechanism's design for this pipe welding mechanism rotates steadily, and the running friction reduces greatly, and has reduced the shake.

3. The conical concave-convex arrangement on the two sides of the upper and lower combining surfaces ensures that the clamping mechanism or the rotating mechanism is automatically positioned when being buckled by the hasp, thereby avoiding deviation generated when in buckling.

And 4, due to the design of the Y-shaped adjusting rod, the central shaft of the circular tube welding mechanism can be adjusted to be coaxial with the central shaft of the tube to be welded.

5. Original point swing clamping device and slip clamping device's design makes on the welder fixing base the utility model discloses the welding angle is adjustable, and welding application scope is wider.

6. The utility model discloses fine reduction high altitude construction welding workman's working strength, improved high altitude construction welding workman's security.

Drawings

Fig. 1 is a schematic structural view of a circular tube welding mechanism.

Fig. 2 is a partially enlarged view of a portion a of fig. 1.

Fig. 3 is a side view of the rotating mechanism of the present invention.

Fig. 4 is a right side view of fig. 1.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted" and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through the communication between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, the circular tube welding mechanism of the present invention comprises a control system, a rotating mechanism 1, a clamping mechanism 2, a welding gun 3, and a transmission mechanism 6, wherein the centers of the clamping mechanism 2 and the rotating mechanism 1 are both provided with a tube passing circular hole 7, and are divided into an upper portion and a lower portion in an upper-lower two-half design, one end of the upper portion and the lower portion is fixed by a hinge connection, the other end is fixed by a hasp connection, and one side of the combination surface of the upper portion and the lower portion is welded with a plurality of conical protrusions 8, the other side is provided with a corresponding conical groove 9, the conical protrusions 8 and the grooves 9 are mutually clamped and limited so as to avoid deviation and displacement when the divided clamping mechanism 2 or the rotating mechanism 1 is buckled, the rotating mechanism 1 is provided with the welding gun 3, the welding gun 3 rotates along with the rotating mechanism 1, and a motor 5 is vertically, the power output end of the motor 5 penetrates through the clamping mechanism 2 and drives the rotating mechanism 1 to rotate through the transmission mechanism 6.

The transmission mechanism 6 comprises a gear 51 clamped and fixed on the power output end of the motor 5 through a flat key, an annular bulge 11 arranged at one end of the rotating mechanism 1, which is contacted with the clamping mechanism 2, and an annular groove 21 arranged on the clamping mechanism 2, which corresponds to the annular bulge 11, wherein transmission teeth matched with the gear 51 are arranged on the inner side surface of the annular bulge 11; the motor transmits power to the annular protrusion 11 through the gear 51 and the transmission gear, and the annular protrusion 11 is limited by the annular groove 21 with matched shape and can only drive the rotating mechanism 1 to rotate around the central axis of the annular groove 21.

As a preferred technical scheme of the design, the surfaces of the annular protrusions 11, which are in contact with the annular grooves 21, are embedded with the balls 111, and the balls 111 enable the rotation between the annular protrusions 11 and the annular grooves 21 to be changed from sliding friction to rolling friction, so that friction loss is greatly reduced, work efficiency is improved, and motor power is reduced.

As a preferred technical solution of this design, the clamping mechanism 2 is opened with a through hole through the center of the tube circular hole 7, the through hole completely penetrates through the clamping mechanism 2, the first through hole is left at the upper part of the clamping mechanism 2, the second through hole is left at the lower part of the clamping mechanism 2, the Y-shaped adjusting rod 22 which can only slide up and down passes through the first through hole and the second through hole, the Y-shaped adjusting rod 22 includes two fork parts and a vertical part, the two fork ends of the Y-shaped adjusting rod 22 extending into the tube circular hole 7 are all fixed with a rubber friction-resistant block 221 by bolts, the outer surface of the vertical sliding main rod of the Y-shaped adjusting rod 22 is provided with threads, one end of the vertical sliding main rod extending out of the clamping mechanism 2 is sleeved with a fastening nut 10, specifically, the vertical part of the Y-shaped adjusting rod 22 is a round rod, the outer surface of the vertical part is opened with a vertical groove, the cross section of the through hole matches with the cross section of the vertical part of the Y-shaped Sliding; the design of Y type regulation pole makes the utility model discloses only need when adjusting the axiality adjust from top to bottom can, with half the effort doubly.

As a preferred technical solution of the present design, the rotating mechanism 1 includes a first rotating member 12 and a second rotating member 13, the first rotating member 12 and the second rotating member 13 are connected by a support rod 14 and fixed by screws, through holes are formed in the first rotating member 12 and the second rotating member 13 through the center of the tube-passing circular hole 7, Y-shaped adjusting rods 22 are disposed in the through holes, sliding blocks 222 are disposed on two forks of the Y-shaped adjusting rods 22 extending into the tube-passing circular hole 7, and a fastening nut 10 is sleeved at one end of the vertical portion extending out of the rotating mechanism 1; specifically, the sliding block 222 is a roller or a universal ball bearing.

As a preferred technical solution of this design, a welding gun fixing seat 15 is slidably connected to the support rod 14, a set screw is provided on a side surface of the welding gun fixing seat 15 to limit the sliding of the welding gun fixing seat, an original point swing clamping device 16 and a sliding clamping device 17 are fixed to a fixing surface of the welding gun fixing seat 15 by bolts, one end of the welding gun 3 is fixed to the original point swing clamping device 16, the other end of the welding gun 3 is fixed to the sliding clamping device 17, and the welding gun 3 determines the welding posture by two-point positioning of the original point swing clamping device 16 and the sliding clamping device 17. Specifically, the original point swing clamping device 16 comprises a rotating shaft, the rotating shaft is movably connected with a rotating shaft fixing seat through a bearing, a clamp for clamping the welding gun 3 is welded at one end of the rotating shaft, which extends out of the rotating shaft fixing seat, and the original point swing clamping device 16 is fixed on the welding gun fixing seat 15 through a rotating shaft fixing seat bolt; the sliding clamping device 17 comprises a sliding rail fixed on the welding gun fixing seat 15 through a bolt, and a fastening screw is arranged on the sliding rail and used for preventing the sliding part of the sliding rail from being welded and fixed with another original point swinging clamping device 16.

As an optimal technical scheme of this design, the utility model discloses still include electric sliding ring 4, electric sliding ring stator part is inlayed on clamping mechanism 2, and its rotor part is inlayed on rotary mechanism 1, through putting into of electric sliding ring 4 for rotary mechanism 1 drives the rotatory unrestricted of welder 3.

During the specific use, earlier with treat the standard pole of welded tube unidimensional as the regulation reference, it is good to confirm through adjusting Y type regulation pole the utility model discloses a rotation axis is coaxial with standard pole center pin, tighten fastening nut 10 on each Y type regulation pole again and has locked this position, make rotary mechanism 1 and clamping mechanism 2 get back to the initial point counterpoint through control system and make the faying face coincidence of upper and lower part between them be convenient for open this pipe welding mechanism, fix a position earlier before the welding and treat the welded tube, treat the welded tube on the pipe welding mechanism cover of detached state, use the hasp lock solid to close the utility model discloses, readjust welder fixing base 15's position and the posture of welder 3 on it, accomplish the welding and get back to the initial point position through control system control rotation and welding speed, unblock hasp takes off at last the utility model discloses can.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a pipe welding mechanism, includes control system, rotary mechanism (1), clamping mechanism (2), welder (3), drive mechanism (6), its characterized in that, clamping mechanism (2) and rotary mechanism (1) center have all been opened and have been passed through pipe round hole (7), and all be upper and lower two halves formula design and cut apart into upper portion and lower part, upper portion and lower part one end are articulated, and other end buckle is connected, be provided with welder (3) on rotary mechanism (1), fixedly connected with motor (5) on clamping mechanism (2), motor (5) output passes clamping mechanism (2) and drives rotary mechanism (1) rotation through drive mechanism (6).

2. A circular tube welding mechanism as claimed in claim 1, characterized in that said transmission mechanism (6) comprises a gear (51) on the output of the motor (5); and a circular bulge (11) is arranged on the rotating mechanism (1) and at the contact end of the clamping mechanism (2); and an annular groove (21) arranged on the clamping mechanism (2) corresponding to the annular bulge (11); and the inner side surface of the annular bulge (11) is provided with transmission teeth matched with the gear (51).

3. A circular tube welding mechanism as claimed in claim 2, characterized in that the contact surfaces of the annular protrusions (11) and the annular grooves (21) are embedded with balls (111).

4. A circular tube welding mechanism as claimed in claim 3, characterized in that the combination surface of the upper and lower parts is provided with a protrusion (8) on one side and a corresponding groove (9) on the other side.

5. A circular tube welding mechanism according to claim 4, characterized in that the clamping mechanism (2) is provided with a through hole through the center of the tube circular hole (7), a Y-shaped adjusting rod (22) which can only slide up and down is arranged in the through hole, the Y-shaped adjusting rod (22) comprises two fork parts and a vertical part, the two fork parts extending into the tube circular hole (7) are both provided with a friction-resistant block (221), the outer surface of the vertical part is provided with threads, and one end of the vertical part extending out of the clamping mechanism (2) is connected with a fastening nut (10).

6. A circular tube welding mechanism according to claim 5, characterized in that the rotating mechanism (1) comprises a first rotating member (12) and a second rotating member (13), the first rotating member (12) and the second rotating member (13) are connected and fixed through a support rod (14), through holes are formed in the centers of the first rotating member (12) and the second rotating member (13) passing through the tube circular holes (7), Y-shaped adjusting rods (22) which can only slide up and down are arranged in the through holes, sliding blocks (222) are arranged on two fork portions of each Y-shaped adjusting rod (22) extending into the tube circular holes (7), and one ends of the vertical portions of each Y-shaped adjusting rod extending out of the rotating mechanism (1) are connected with fastening nuts (10).

7. A circular tube welding mechanism according to claim 6, characterized in that a welding gun fixing seat (15) is slidably connected to the supporting rod (14), an original point swing clamping device (16) and a sliding clamping device (17) are arranged on the fixing surface of the welding gun fixing seat (15), one end of the welding gun (3) is fixed on the original point swing clamping device (16), and the other end of the welding gun is fixed on the sliding clamping device (17).

8. A circular pipe welding mechanism as claimed in claim 7, further comprising an electrical slip ring (4), wherein the stator part of the electrical slip ring is embedded on the clamping mechanism (2), and the rotor part of the electrical slip ring is embedded on the rotating mechanism (1).