CN116987876B - Tool for heat treatment of pipeline welding - Google Patents

Abstract

The invention discloses a tool for pipeline welding heat treatment, which relates to the technical field of pipeline welding and comprises a movable plate, wherein two fixed frames are arranged at the top of the movable plate, a transverse moving plate is movably sleeved outside the fixed frames, a transverse moving driving assembly for driving the transverse moving plate to move is arranged at the bottom of the transverse moving plate, two second screws are sleeved on the inner threads of the transverse moving plate, a transmission assembly is arranged at the bottom end of each second screw, and a driving steering assembly is arranged at one side above each second screw; the fixing base, the fixing base sets up the top at the second screw rod, the top fixedly connected with first arc of fixing base, the inside of first arc is equipped with fixed coil. The movable coil and the fixed coil are conveniently sleeved outside the pipeline, the direction of the movable coil and the fixed coil is conveniently adjusted, the center axes of the movable coil and the fixed coil are conveniently overlapped with the axis of the pipeline, so that the pipeline is conveniently and uniformly heated, the pipeline is conveniently positioned during heating, and the whole device is conveniently and stably heated.

Description

Tool for heat treatment of pipeline welding

Technical Field

The invention belongs to the technical field of pipeline welding, and particularly relates to a tool for pipeline welding heat treatment.

Background

Welding, also called fusion welding, is a manufacturing process and technique for joining metals or other thermoplastic materials such as plastics by means of heat, high temperature or high pressure, and the energy sources of modern welding are various, including gas flame, electric arc, laser, electron beam, friction, ultrasonic wave, etc., but the pipes need to be heat treated during welding, and heat treatment refers to a metal heat treatment process in which the chemical composition and structure of the surface or the inside of the material are changed by means of heating, heat preservation and cooling in the solid state to obtain the required performance.

In the operation of pipe welding, the pipe needs to be preheated, post-heated and stress-relief heat treatment in the welding process. At present, an electric heating belt and a heat preservation quilt are generally used for carrying out preheating, post-heating and stress relief heat treatment on a pipeline, and the specific operation process comprises the steps of firstly bending the electric heating belt into an arc shape or a round shape to wrap two sides of a groove of the pipeline to be welded, then binding and fixing the electric heating belt by using an iron wire, secondly wrapping the heat preservation quilt outside the electric heating belt, then binding and fixing the heat preservation quilt by using the iron wire, and thirdly electrifying the electric heating belt to carry out preheating, post-heating or stress relief heat treatment on the pipeline. After the heat treatment is finished, the heat preservation quilt and the electric heating belt are required to be detached respectively, the preheating, post-heating and stress relief heat treatment of each welded junction are repeated, the work is repeated and tedious, the workload is large, and when the pipelines with different sizes are subjected to heat treatment, the pipelines are inconvenient to align in the axis, the pipelines are heated unevenly, the condition that local heating is rapid exists, and the heat treatment effect of the pipelines is affected is caused.

Disclosure of Invention

In order to solve the above problems, an object of the present invention is to provide a tool for pipe welding heat treatment.

In order to achieve the above purpose, the invention provides a tool for pipeline welding heat treatment, which comprises a moving plate, wherein the top of the moving plate is provided with two fixed frames, a transverse moving plate is movably sleeved outside the fixed frames, the bottom of the transverse moving plate is provided with a transverse moving driving assembly for driving the transverse moving plate to move, the inner thread of the transverse moving plate is sleeved with two second screws, the bottom end of each second screw is provided with a transmission assembly, and one side above each second screw is provided with a driving steering assembly;

the fixed seat is arranged at the top end of the second screw rod, a first arc plate is fixedly connected to the top of the fixed seat, a fixed coil is arranged in the first arc plate, a second arc plate is arranged above the first arc plate, a rotating assembly is arranged between the first arc plate and the second arc plate, a limiting plate is arranged on one side, away from the rotating assembly, of the first arc plate and the second arc plate, a movable coil is arranged at the bottom of the second arc plate, conductive columns are movably sleeved at two ends of the movable coil, and lifting assemblies are arranged on the conductive columns;

the sliding plates are arranged on the first arc-shaped plate and the second arc-shaped plate in a sliding mode, positioning assemblies are arranged on two sides of the sliding plates, and deviation correcting assemblies are arranged on two sides of the fixing base.

Preferably, two arc-shaped grooves are formed in the bottom of the moving plate, and moving rollers are rotatably arranged in the arc-shaped grooves.

Preferably, the lateral movement driving assembly comprises a side plate fixedly connected to the fixed frame, one side of the side plate is fixedly connected with a first driving motor, an output shaft of the first driving motor is fixedly connected with a first screw rod, and the first screw rod is sleeved in the lateral movement plate in a threaded manner.

Preferably, the transmission assembly comprises a belt pulley fixedly connected to the second screw rod, and belts are sleeved outside the two belt pulleys.

Preferably, the driving steering assembly comprises a first bevel gear fixedly sleeved outside the second screw, a vertical plate is arranged at the bottom of the fixing seat, one side of the vertical plate is fixedly connected with a second driving motor, an output shaft of the second driving motor is fixedly connected with a second bevel gear, and the second bevel gear is meshed with the first bevel gear for transmission.

Preferably, the rotating assembly comprises a rotating shaft arranged on the first arc-shaped plate, a rotating block is movably sleeved outside the rotating shaft, a vertical shaft is rotatably arranged at the top of the rotating block, and the vertical shaft is fixedly connected with the second arc-shaped plate.

Preferably, the lifting assembly comprises two first positioning rods fixedly connected to the conductive column, a circular ring is sleeved outside the first positioning rods, lifting rods are fixedly connected to the outer sides of the circular ring, lifting plates are sleeved outside the lifting rods, and two first push rod motors are fixedly connected between the lifting plates and the second arc plates.

Preferably, the positioning assembly comprises a transverse plate fixedly connected to the sliding plate, a second push rod motor is fixedly sleeved in the transverse plate, and an output shaft of the second push rod motor is fixedly connected with the extrusion plate.

Preferably, the deviation rectifying assembly comprises two second positioning rods fixedly connected to one side of the fixing seat, a poking plate is movably sleeved outside the second positioning rods, and a third push rod motor is hinged between the poking plates.

The tool for heat treatment of pipeline welding provided by the invention has the following beneficial effects:

the horizontal positions of the first arc-shaped plate and the second arc-shaped plate on the fixed frame can be adjusted through the transverse movement driving assembly, so that the fixed coil and the movable coil can conveniently and directly face the pipeline gap to perform inductive heating;

the steering assembly and the transmission assembly are driven to simultaneously drive the two second screws to rotate, and the heights of the first arc-shaped plate and the second arc-shaped plate can be adjusted by the rotation of the second screws, so that the first arc-shaped plate and the second arc-shaped plate can be conveniently adjusted to a proper position of a pipeline for heating;

the pipeline is clamped and positioned through the positioning component, so that the pipeline is convenient to keep stable during heating, and the deviation correcting component is convenient to coincide with the axis of the pipeline, so that the pipeline is convenient to uniformly heat;

to sum up, this scheme simple structure, novel in design, the outside of pipeline is sleeved movable coil and fixed coil to the convenience, carries out the adjustment in position moreover, and the centre of a circle axis and the pipeline axis coincidence of movable coil and fixed coil of being convenient for like this are convenient for the pipeline even heating, and the pipeline is fixed a position when heating moreover, make things convenient for the stable heating of whole device.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention.

In the drawings:

fig. 1 is a schematic elevational view of a tool for pipe welding heat treatment according to the present invention.

Fig. 2 is a schematic side view of a tool for pipe welding heat treatment according to the present invention.

Fig. 3 is a right side perspective view of a tool for pipe welding heat treatment according to the present invention.

Fig. 4 is a schematic left-hand perspective view of a tool for pipe welding heat treatment according to the present invention.

Fig. 5 is an exploded perspective view of a first arcuate plate and a second arcuate plate of a tool for pipe welding heat treatment according to the present invention.

Fig. 6 is a schematic perspective view of a limiting plate of a tool for pipe welding heat treatment according to the present invention.

Fig. 7 is a schematic perspective view of a movable coil and a conductive post of a tool for pipe welding heat treatment according to the present invention.

Fig. 8 is a schematic perspective view of a traversing plate of a tool for pipe welding heat treatment according to the present invention.

In the figure: the device comprises a moving plate 1, a moving roller 2, a fixed frame 3, a traversing plate 4, a side plate 5, a first driving motor 6, a first screw rod 7, a second screw rod 8, a belt pulley 9, a belt 10, a first bevel gear 11, a fixed seat 12, a second driving motor 13, a second bevel gear 14, a first arc-shaped plate 15, a fixed coil 16, a second arc-shaped plate 17, a limiting plate 18, a movable coil 19, a conductive column 20, a first positioning rod 21, a circular ring 22, a lifting rod 23, a lifting plate 24, a first push rod motor 25, a sliding plate 26, a traversing plate 27, a second push rod motor 28, a squeezing plate 29, a second positioning rod 30, a toggle plate 31 and a third push rod motor 32.

Detailed Description

In order to more clearly illustrate the general inventive concept, a detailed description is given below by way of example with reference to the accompanying drawings.

In the description of the present invention, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore 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 a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, the description with reference to the terms "one aspect," "some aspects," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the present invention. In this specification, the schematic representations of the above terms are not necessarily for the same scheme or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.

As shown in fig. 1 to 8, an embodiment of the invention provides a tool for heat treatment of pipeline welding, which comprises a moving plate 1, wherein the top of the moving plate 1 is provided with two fixed frames 3, the outside of the fixed frames 3 is movably sleeved with a traversing plate 4, the bottom of the traversing plate 4 is provided with a traversing driving component for driving the traversing plate to move, the internal thread of the traversing plate 4 is sleeved with two second screws 8, the bottom end of each second screw 8 is provided with a transmission component, one side above each second screw 8 is provided with a driving steering component, and the traversing driving component can adjust the whole device to move along the axis direction of a pipeline and is convenient to adjust to a pipeline gap for heat treatment;

the fixed seat 12 is arranged at the top end of the second screw rod 8, the top of the fixed seat 12 is fixedly connected with a first arc-shaped plate 15, a fixed coil 16 is arranged in the first arc-shaped plate 15, a second arc-shaped plate 17 is arranged above the first arc-shaped plate 15, a rotating assembly is arranged between the first arc-shaped plate 15 and the second arc-shaped plate 17, a limiting plate 18 is arranged on one side, far away from the rotating assembly, of the first arc-shaped plate 15 and the second arc-shaped plate 17, a movable coil 19 is arranged at the bottom of the second arc-shaped plate 17, conductive posts 20 are movably sleeved at two ends of the movable coil 19, lifting assemblies are arranged on the conductive posts 20, the movable coil 19 is communicated with the fixed coil 16 through the conductive posts 20, thus a complete circular heating coil is formed, heat treatment is convenient to the pipeline, and the second arc-shaped plate 17 can be rotationally sleeved outside the pipeline;

the sliding plates 26 are arranged on the first arc-shaped plate 16 and the second arc-shaped plate 17 in a sliding manner, the positioning components are arranged on two sides of the sliding plates 26, the deviation rectifying components are arranged on two sides of the fixed seat 12, the positioning components are conveniently clamped outside the pipeline to be positioned, stable operation of the whole device is facilitated, the deviation rectifying components are conveniently adjusted to swing left and right, and therefore circle center axes of the movable coil 19 and the fixed coil 16 are conveniently overlapped with the pipeline axis, and uniform heating of the pipeline is facilitated.

As shown in fig. 1, two arc grooves are formed in the bottom of the moving plate 1, a moving roller 2 is rotatably arranged in each arc groove, and the whole device performs horizontal deviation rectifying movement through the moving roller 2.

As shown in fig. 2, the lateral movement driving assembly comprises a side plate 5 fixedly connected to the fixed frame 3, one side of the side plate 5 is fixedly connected with a first driving motor 6, an output shaft of the first driving motor 6 is fixedly connected with a first screw rod 7, the first screw rod 7 is sleeved in the lateral movement plate 4 in a threaded manner, the first driving motor 6 drives the first screw rod 7 to rotate, and the first screw rod 7 rotates to drive the lateral movement plate 4 to horizontally move.

As shown in fig. 1, the transmission assembly comprises a belt pulley 9 fixedly connected to a second screw 8, a belt 10 is sleeved outside the two belt pulleys 9, and the second screw 8 rotates synchronously by means of the belt pulley 9 and the belt 10.

As shown in fig. 1, the driving steering assembly comprises a first bevel gear 11 fixedly sleeved outside a second screw rod 8, a vertical plate is arranged at the bottom of a fixed seat 12, one side of the vertical plate is fixedly connected with a second driving motor 13, an output shaft of the second driving motor 13 is fixedly connected with a second bevel gear 14, the second bevel gear 14 is meshed with the first bevel gear 11 for transmission, the second driving motor 13 drives the second bevel gear 14 to rotate, the second bevel gear 14 drives the first bevel gear 11 meshed with the second bevel gear to rotate, and the first bevel gear 11 drives the second screw rod 8 to rotate.

As shown in fig. 5, the rotating assembly includes a rotating shaft disposed on the first arc plate 16, a rotating block is movably sleeved outside the rotating shaft, a vertical shaft is rotatably disposed at the top of the rotating block, the vertical shaft is fixedly connected with the second arc plate 17, the second arc plate 17 transversely rotates on the rotating block by means of the vertical shaft, and the second arc plate 17 can also longitudinally rotate outside the rotating shaft by means of the rotating block, so that the first arc plate 15 and the second arc plate 17 can be conveniently sleeved outside the pipeline to be clamped.

As shown in fig. 3, the lifting assembly includes two first positioning rods 21 fixedly connected to the conductive column 20, a ring 22 is movably sleeved outside the first positioning rods 21, lifting rods 23 are fixedly connected to the outside of the ring 22, lifting plates 24 are movably sleeved outside the two lifting rods 23, two first push rod motors 25 are fixedly connected between the lifting plates 24 and the second arc 17, the first push rod motors 25 drive the lifting plates 24 to lift, and the lifting plates 24 drive the first positioning rods 21 to lift through the lifting rods 23 and the ring 22, so as to drive the conductive column 20 to stretch and retract.

As shown in fig. 4, the positioning assembly comprises a transverse plate 27 fixedly connected to the sliding plate 26, a second push rod motor 28 is fixedly sleeved in the transverse plate 27, an output shaft of the second push rod motor 28 is fixedly connected with a squeeze plate 29, and the second push rod motor 28 drives the squeeze plate 29 to fold so as to clamp and position the pipeline.

As shown in fig. 3, the deviation rectifying assembly comprises two second positioning rods 30 fixedly connected to one side of the fixed seat 12, a poking plate 31 is movably sleeved outside the second positioning rods 30, a third push rod motor 32 is hinged between the two poking plates 31, the poking plate 31 is pushed and pulled by the third push rod motor 32 to rotate outside the second positioning rods 30, and thus the poking plate 31 is conveniently folded outside a pipeline to poke, and the horizontal position of the moving roller 2 is conveniently adjusted in a rolling mode on the ground.

Working principle: the toggle plate 31 is not sleeved outside the second positioning rod 30, the first arc plate 15 is firstly placed at the bottom of a pipeline, then the second arc plate 17 is rotated, the second arc plate 17 transversely rotates on the rotating block by means of the vertical shaft, and can also longitudinally rotate outside the rotating shaft by means of the rotating block, so that the first arc plate 15 and the second arc plate 17 are conveniently sleeved outside the pipeline to be clamped, the limiting plate 18 is slidably sleeved at one ends of the first arc plate 15 and the second arc plate 17 to be limited and locked, the first screw rod 7 is driven to rotate by the first driving motor 6, the transverse moving plate 4 is driven to horizontally move by the rotation of the first screw rod 7, the transverse moving plate 4 horizontally slides on the fixed frame 3, and therefore the first arc plate 15 and the second arc plate 17 can be adjusted to move along the axis direction of the pipeline, and can be conveniently moved to the gap of the two pipelines, through the driving adjustment of the first driving motor 6, the first arc-shaped plate 15 and the second arc-shaped plate 17 can be ensured to be accurately finely adjusted, then, the poking plate 31 is sleeved outside the second positioning rod 30, the poking plate 31 is pushed and pulled by the third push rod motor 32 to rotate outside the second positioning rod 30, so that the poking plate 31 is conveniently folded outside a pipeline to be extruded, the horizontal position of the moving roller 2 can be conveniently adjusted in a rolling way on the ground, then, the second driving motor 13 drives the second bevel gear 14 to rotate, the second bevel gear 14 drives the first bevel gear 11 meshed with the second bevel gear 14 to rotate, the first bevel gear 11 drives the second screw rod 8 to rotate, the second screw rod 8 realizes synchronous rotation by the belt pulley 9 and the belt 10, the second screw rod 8 rotates in the transverse moving plate 4 to lift, and thus the heights of the first arc-shaped plate 15 and the second arc-shaped plate 17 are adjusted, the center axes of the first arc-shaped plate 15 and the second arc-shaped plate 17 are convenient to coincide with the center axis of the pipeline, after the position adjustment is completed, the second push rod motor 28 drives the extrusion plate 29 to fold so as to clamp and position the pipeline, so that the whole device and the pipeline can be conveniently kept relatively static, stable operation is facilitated, finally, the first push rod motor 25 drives the lifting plate 24 to move downwards, the lifting plate 24 drives the first positioning rod 21 to move downwards through the lifting rod 23 and the circular ring 22, and then the conductive column 20 is driven to extend out to be in contact with the fixed coil 16, so that the fixed coil 16 and the movable coil 19 are conducted to form a completed heating coil, the pipeline is conveniently and uniformly heated, and the heat treatment quality of the pipeline is ensured.

In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for system embodiments, since they are substantially similar to method embodiments, the description is relatively simple, as relevant to see a section of the description of method embodiments.

The foregoing is merely exemplary of the present invention and is not intended to limit the present invention. Various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are to be included in the scope of the claims of the present invention.

Claims (8)

1. The utility model provides a tool for pipeline welding heat treatment, which is characterized in that, including movable plate (1), the top of movable plate (1) is equipped with two fixed frames (3), the outside movable sleeve of fixed frame (3) is equipped with sideslip board (4), the bottom of sideslip board (4) is equipped with the sideslip drive assembly that drives its removal, the internal thread cover of sideslip board (4) is equipped with two second screw rods (8), the bottom of second screw rod (8) is equipped with drive assembly, one side of the top of second screw rod (8) is equipped with the drive and turns to the subassembly;

the fixing seat (12), fixing seat (12) is arranged at the top of second screw rod (8), first arc (15) is fixedly connected to the top of fixing seat (12), fixed coil (16) is arranged in first arc (15), second arc (17) is arranged above first arc (15), rotating components are arranged between first arc (15) and second arc (17), limiting plate (18) is arranged on one side, far away from rotating components, of first arc (15) and second arc (17), movable coil (19) is arranged at the bottom of second arc (17), conductive posts (20) are arranged at two ends of movable coil (19) in movable sleeves, and lifting components are arranged on conductive posts (20);

sliding plates (26) are arranged on the first arc-shaped plate (15) and the second arc-shaped plate (17) in a sliding mode, positioning assemblies are arranged on two sides of the sliding plates (26), and deviation correcting assemblies are arranged on two sides of the fixed seat (12);

the correcting component comprises two second positioning rods (30) fixedly connected to one side of the fixing seat (12), toggle plates (31) are movably sleeved outside the second positioning rods (30), and a third push rod motor (32) is hinged between the two toggle plates (31).

2. A tool for pipe welding heat treatment according to claim 1, characterized in that the bottom of the moving plate (1) is provided with two arc-shaped grooves, the inside of which is rotatably provided with a moving roller (2).

3. The tool for pipeline welding heat treatment according to claim 1, wherein the transverse moving driving assembly comprises a side plate (5) fixedly connected to the fixed frame (3), one side of the side plate (5) is fixedly connected with a first driving motor (6), an output shaft of the first driving motor (6) is fixedly connected with a first screw (7), and the first screw (7) is sleeved inside the transverse moving plate (4) in a threaded mode.

4. A tool for pipe welding heat treatment according to claim 1, characterized in that the transmission assembly comprises pulleys (9) fixedly connected to the second screw (8), the outer parts of both pulleys (9) being jacketed with a belt (10).

5. A tool for pipe welding heat treatment according to claim 1, wherein the driving steering assembly comprises a first bevel gear (11) fixedly sleeved outside the second screw (8), a riser is arranged at the bottom of the fixing seat (12), one side of the riser is fixedly connected with a second driving motor (13), an output shaft of the second driving motor (13) is fixedly connected with a second bevel gear (14), and the second bevel gear (14) is meshed with the first bevel gear (11).

6. A tool for pipe welding heat treatment according to claim 1, characterized in that the rotating assembly comprises a rotating shaft arranged on the first arc-shaped plate (15), a rotating block is movably sleeved outside the rotating shaft, a vertical shaft is rotatably arranged at the top of the rotating block, and the vertical shaft is fixedly connected with the second arc-shaped plate (17).

7. A tool for pipe welding heat treatment according to claim 1, wherein the lifting assembly comprises two first positioning rods (21) fixedly connected to the conductive column (20), a circular ring (22) is movably sleeved outside the first positioning rods (21), lifting rods (23) are fixedly connected outside the circular ring (22), lifting plates (24) are movably sleeved outside the two lifting rods (23), and two first push rod motors (25) are fixedly connected between the lifting plates (24) and the second arc plates (17).

8. A tool for pipe welding heat treatment according to claim 1, wherein the positioning assembly comprises a cross plate (27) fixedly connected to a sliding plate (26), a second push rod motor (28) is fixedly sleeved in the cross plate (27), and an output shaft of the second push rod motor (28) is fixedly connected with a squeezing plate (29).