CN110625305A - Flange welding device of irrigation pipe - Google Patents

Abstract

The invention discloses a flange welding device of an irrigation pipe, which comprises a working table frame, a motor, a speed reducer, a main rotating shaft, an auxiliary rotating shaft, a main rotating disc, an auxiliary rotating disc, a cylinder I and a blanking mechanism, wherein one side of the upper end of the working table frame is provided with a main support, the other side of the upper end of the working table frame is provided with the auxiliary support, an output shaft of the motor is connected with an input shaft of the speed reducer, the speed reducer is fixedly connected with the working table frame, the main rotating shaft is rotatably connected with the main support, the main rotating shaft is connected with an output shaft of the speed reducer, the auxiliary rotating shaft is axially and slidably connected with the auxiliary support, the main rotating disc is fixedly connected with the end part of the main rotating shaft, the auxiliary rotating disc is rotatably connected with the end part of the auxiliary rotating shaft, a cylinder body of the cylinder I is fixedly connected with the end part of the auxiliary support, the end part of a piston rod of the cylinder, the uniformity of the welding seam is ensured; and automatic discharging operation is realized.

Description

Flange welding device of irrigation pipe

Technical Field

The invention belongs to the technical field of mechanical equipment, and particularly relates to a flange welding device for an irrigation pipe.

Background

Pointer sprinkler comprises a plurality of irrigation pipes end to end, through flange joint between two irrigation pipes, so need welded flange at irrigation pipe tip.

The current welding mode is to hoist the irrigation pipe to the support that has the riding wheel, then holds the flange, and spot welding is fixed at the irrigation pipe end portion earlier, then welds the limit and rotates simultaneously, accomplishes the welding of whole flange, then hangs down from the support through hoist device.

The existing welding mode of the irrigation pipe and the flange has the following defects:

firstly, the method comprises the following steps: because there is not the location, all rely on welder's experience to carry out fixed before the flange welding, cause the axis after the flange welding and the axis of irrigation pipe not collinear easily, along with the end to end interconnect of irrigation pipe, cause the assembly error to accumulate, make water obstructed when passing through the flange junction every time.

Secondly, the method comprises the following steps: because do not have the location, position when unable both ends flange welding of guaranteeing irrigation pipe corresponds, causes to appear the rotation in a circumferential direction dislocation when leading to the fact between the adjacent irrigation pipe through flange mounting, causes the unable installation of other equipment such as supporting connecting rod.

Thirdly, the method comprises the following steps: the welding seam is not uniform easily because the welding seam rotates while welding.

Disclosure of Invention

The invention provides a flange welding device for an irrigation pipe, which solves the problems in the prior art.

In order to achieve the purpose, the invention adopts the technical scheme that: a flange welding device for an irrigation pipe comprises a working table frame, a motor, a speed reducer, a main rotating shaft, an auxiliary rotating shaft, a main rotating disc, an auxiliary rotating disc, a cylinder I and a blanking mechanism, wherein the lower end of the working table frame is provided with a fixed guide plate, one side of the upper end of the working table frame is provided with a main support, the other side of the upper end of the working table frame is provided with an auxiliary support, the output shaft of the motor is connected with the input shaft of the speed reducer, the speed reducer is tightly connected with the working stand, the main rotating shaft is rotationally connected with the main support, the main rotating shaft is connected with an output shaft of the speed reducer through a coupling, the auxiliary rotating shaft is axially connected with the auxiliary support in a sliding way, the main rotating disc is fixedly connected with the end part of the main rotating shaft, the auxiliary turntable is rotatably connected with the end part of the auxiliary rotating shaft, the cylinder body of the first air cylinder is fixedly connected with the end part of the auxiliary support, the end part of the piston rod of the first air cylinder is fixedly connected with the auxiliary rotating shaft, and the blanking mechanism is fixedly connected with the working table frame.

Preferably, the working table frame is provided with a cross beam, and the cross beam is symmetrically provided with riding wheels.

Preferably, the side surface of the working table frame is provided with a blanking frame, and the tail end of the horizontal section at the upper part of the blanking frame is provided with a blocking rod.

Preferably, the main turntable and the auxiliary turntable are provided with guide support sleeves.

Preferably, the guide support sleeve is provided with a circular table section and a cylindrical section.

Preferably, a plurality of first pin holes are formed in different circumferences of the main rotary table, and a plurality of second pin holes are formed in different circumferences of the auxiliary rotary table.

Preferably, unloading mechanism is equipped with two sets ofly, and unloading mechanism comprises cylinder two, push pedal, guide bar, collateral branch frame and unloading pole, cylinder body and the workstation lower extreme fastening connection of cylinder two, the piston rod tip and the push pedal fastening connection of cylinder two, the connection of push pedal lower extreme is equipped with the guide bar, and guide bar and fixed deflector sliding connection, collateral branch frame and the fixed welding in workstation side, the unloading pole is articulated with collateral branch frame upper end.

Preferably, the front end of the blanking rod is of an upward hook structure.

The beneficial effect of adopting above technical scheme is:

1. this flange welding set of irrigation pipe, according to the pipe diameter of irrigation pipe earlier, the external diameter of selecting the direction to support the cover and equals the direction support cover of the internal diameter of irrigation pipe, then fasten the direction support cover on main carousel and vice carousel respectively, then overlap two flanges respectively on the direction support cover, then manually pass the bolt hole on the flange with the locating pin, then make the locating pin insert pinhole one on the main carousel and pinhole two on the vice carousel.

Wherein, the external diameter of selecting the direction to support the cover equals the direction support cover of the internal diameter of irrigation pipe, has realized the collineation location of the axis of flange and the axis of irrigation pipe before the welding through the direction support cover, has avoided the head and the tail interconnect of irrigation pipe as far as to cause the accumulation of assembly error, and the resistance is minimum when making water pass through the flange junction every time.

Then the irrigation pipe is hoisted to a riding wheel on a cross beam, then a first air cylinder is started, a piston rod of the first air cylinder extends out, as the auxiliary rotating shaft and an auxiliary support are axially and slidably connected, a cylinder body of the first air cylinder is fixedly connected with the end part of the auxiliary support, and the end part of a piston rod of the first air cylinder is fixedly connected with the auxiliary rotating shaft, the auxiliary rotating shaft extends forwards along with the piston rod of the first air cylinder to push the auxiliary turntable to move forwards, a guide support sleeve on the auxiliary turntable enters the irrigation pipe firstly until a flange sleeved on the guide support sleeve on the auxiliary turntable is contacted with the left side of the irrigation pipe, the piston rod of the first air cylinder continues to extend forwards to push the irrigation pipe to move rightwards, the guide support sleeve on the main turntable enters the irrigation pipe firstly until a flange sleeved on the guide support sleeve on the main turntable is contacted with the right side of the irrigation pipe, the first air cylinder is in a pressure maintaining state, the minimum axial clearance between the irrigation pipe and the flanges at two ends is ensured, and the axial welding precision is ensured.

Then fixed with flange and irrigation pipe tip at irrigation pipe both ends and flange contact position spot welding, then starter motor, the motor passes through speed reducer drive main pivot and rotates, because, main pivot rotates with the main tributary seat to be connected, and the output shaft of main pivot and speed reducer passes through the coupling joint, counter shaft and vice support axial sliding connection, main carousel and main pivot tip fastening connection, vice carousel rotates with counter shaft tip to be connected, so main carousel passes through locating pin drive flange and irrigation pipe and slowly rotates together, then welds worker and welds irrigation pipe both ends and flange contact position, and even speed rotates and welds, compares in artifical manual rotation welding, and the welding seam is more even.

The two flanges are respectively sleeved on the guide supporting sleeve, then the positioning pin is manually penetrated through bolt holes in the flanges, then the positioning pin is inserted into a first pin hole in the main rotary table and a second pin hole in the auxiliary rotary table, before the flanges sleeved on the guide supporting sleeve on the auxiliary rotary table are welded with the irrigation pipes, the auxiliary rotary table is manually rotated, the direction of the flanges sleeved on the guide supporting sleeve on the auxiliary rotary table is consistent with that of the flanges sleeved on the guide supporting sleeve on the main rotary table, and the phenomenon of circumferential rotation dislocation when the adjacent irrigation pipes are installed through the flanges is avoided.

The main turntable and the auxiliary turntable are provided with guide support sleeves, and each guide support sleeve is provided with a circular table section and a cylindrical section, wherein the circular table section plays a role in guiding, and the cylindrical section plays a role in positioning.

2. After welding is completed, the positioning pin is pulled out, then the first air cylinder is started, a piston rod of the first air cylinder is contracted, so that a guide support sleeve on the auxiliary rotary table is withdrawn from the irrigation pipe, then the irrigation pipe is withdrawn from the guide support sleeve on the main rotary table, then the blanking mechanism is started, a piston rod of the second air cylinder extends out to push a push plate to move upwards under the guide effect of the guide rod by a fixed guide plate, then the push plate pushes a blanking rod to move around a side bracket, the irrigation pipe is shifted onto a blanking frame, discharging after the irrigation pipe is welded is achieved, the discharging efficiency is higher than that of the traditional hoisting discharging operation, the discharging efficiency is higher, the safety coefficient is higher, the front end of the blanking rod is of an upward hook structure, the irrigation pipe is prevented from sliding from the other side in the discharging process, and; the tail end of the horizontal section at the upper part of the blanking frame is provided with a blocking rod, so that the irrigation pipe is prevented from rolling off the blanking frame.

Drawings

FIG. 1 is a front view of the flange welding apparatus of the irrigation pipe;

FIG. 2 is a schematic view of the installation of the cross beam and the riding wheel;

FIG. 3 is a side view of the blanking frame;

FIG. 4 is a side view of the main turntable;

FIG. 5 is a front view of the main turntable;

FIG. 6 is a side view of the secondary turntable;

FIG. 7 is a front view of the sub turntable;

FIG. 8 is a side schematic view of a blanking mechanism;

FIG. 9 is a schematic view of a flange configuration;

wherein:

1. a working bench; 2. a motor; 3. a speed reducer; 4. a main rotating shaft; 5. an auxiliary rotating shaft; 6. a main turntable; 7. an auxiliary turntable; 8. a first cylinder; 9. a blanking mechanism; 1-1, irrigation pipes; 1-2, flanges;

10. fixing a guide plate; 11. a main support; 12. a secondary support; 13. a cross beam; 13-1, riding wheels; 14. a blanking frame; 14-1, a gear lever;

6-7, a guide support sleeve; 60. a first pin hole; 70. a pin hole II;

90. a second air cylinder; 91. pushing the plate; 92. a guide bar; 93. a side bracket; 94. a blanking rod.

Detailed Description

The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for a purpose of helping those skilled in the art to more fully, accurately and deeply understand the concept and technical solution of the present invention and to facilitate its implementation.

As shown in fig. 1 to 9, the invention is a flange welding device for an irrigation pipe, which realizes the coaxiality and axial positioning welding of a flange and the irrigation pipe, avoids the staggered welding of the flange relative to the irrigation pipe and two flanges at two ends, and ensures the uniformity of a welding line; meanwhile, the automatic discharging operation after welding is completed is realized, the automation degree is high, the operation is convenient, and the method is safe and reliable.

Specifically, as shown in fig. 1 to 9, the feeding device comprises a work bench 1, a motor 2, a speed reducer 3, a main rotating shaft 4, an auxiliary rotating shaft 5, a main rotating disc 6, an auxiliary rotating disc 7, a cylinder I8 and a discharging mechanism 9, wherein a fixed guide plate 10 is arranged at the lower end of the work bench 1, a main support 11 is arranged on one side of the upper end of the work bench 1, an auxiliary support 12 is arranged on the other side of the upper end of the work bench 1, an output shaft of the motor 2 is connected with an input shaft of the speed reducer 3, the speed reducer 3 is fixedly connected with the work bench 1, the main rotating shaft 4 is rotatably connected with the main support 11, the main rotating shaft 4 is connected with an output shaft of the speed reducer 3 through a coupling, the auxiliary rotating shaft 5 is axially slidably connected with the auxiliary support 12, the main rotating disc 6 is fixedly connected with the end of the main rotating shaft 4, the auxiliary rotating, the end part of a piston rod of the first cylinder 8 is fixedly connected with the auxiliary rotating shaft 5, and the blanking mechanism 9 is fixedly connected with the working rack 1.

As shown in fig. 1 and 2, a cross beam 13 is arranged on the work bench 1, and riding wheels 13-1 are symmetrically arranged on the cross beam 13.

As shown in fig. 1 and 3, a blanking frame 14 is arranged on the side surface of the work bench 1, and a stop rod 14-1 is arranged at the tail end of the upper horizontal section of the blanking frame 14.

As shown in fig. 1, 4, 5, 6 and 7, the main turntable 6 and the auxiliary turntable 7 are provided with guide support sleeves 6-7.

As shown in fig. 1, 4, 5, 6 and 7, the guide support sleeve 6-7 is provided with a circular table section and a cylindrical section.

As shown in fig. 4 and 6, a plurality of first pin holes 60 are formed in different circumferences of the main turntable 6, and a plurality of second pin holes 70 are formed in different circumferences of the auxiliary turntable 7.

As shown in fig. 1 and 8, the blanking mechanism 9 is provided with two sets, the blanking mechanism 9 is composed of a second cylinder 90, a push plate 91, a guide rod 92, a side bracket 93 and a blanking rod 94, the cylinder body of the second cylinder 90 is fixedly connected with the lower end of the workbench frame 1, the end part of the piston rod of the second cylinder 90 is fixedly connected with the push plate 91, the lower end of the push plate 91 is connected with the guide rod 92, the guide rod 92 is slidably connected with the fixed guide plate 10, the side bracket 93 is fixedly welded with the side surface of the workbench frame 1, and the blanking rod 94 is hinged with the upper end of the side bracket 93.

As shown in fig. 8, the front end of the blanking bar 94 is of an upward hook structure.

The following specific working modes are illustrated by specific examples:

example 1:

the flange welding device for the irrigation pipe comprises the steps of selecting a guide support sleeve 6-7 with the outer diameter equal to the inner diameter of an irrigation pipe 1-1 of a guide support sleeve 6-7 according to the pipe diameter of the irrigation pipe 1-1, then respectively fastening the guide support sleeve 6-7 on a main rotary table 6 and an auxiliary rotary table 7, respectively sleeving two flanges 1-2 shown in the figure 9 on the guide support sleeve 6-7, manually penetrating a positioning pin through a bolt hole in the flange 1-2, and then inserting the positioning pin into a first pin hole 60 in the main rotary table 6 and a second pin hole 70 in the auxiliary rotary table 7.

Wherein, the guide support sleeve 6-7 with the outer diameter equal to the inner diameter of the irrigation pipe 1-1 is selected, the collinear positioning of the axis of the flange 1-2 before welding and the axis of the irrigation pipe 1-1 is realized through the guide support sleeve 6-7, the accumulation of assembly errors caused by the mutual connection of the head and the tail of the irrigation pipe 1-1 is avoided as much as possible, and the resistance is minimum when water passes through the joint of the flange 1-2 each time.

Then the irrigation pipe 1-1 is hoisted to a supporting wheel 13-1 on a cross beam 13, then a first air cylinder 8 is started, a piston rod of the first air cylinder 8 extends out, the auxiliary rotating shaft 7 and an auxiliary support 12 are axially and slidably connected, a cylinder body of the first air cylinder 8 is fixedly connected with the end part of the auxiliary support 12, and the end part of a piston rod of the first air cylinder 8 is fixedly connected with the auxiliary rotating shaft 7, so that the auxiliary rotating shaft 7 pushes the auxiliary rotating disc 7 to move forwards along with the forward extension of the piston rod of the first air cylinder 8, firstly, a guide support sleeve 6-7 on the auxiliary rotating disc 7 enters the irrigation pipe 1-1, until a flange 1-2 sleeved on the guide support sleeve 6-7 on the auxiliary rotating disc 7 is contacted with the left side of the irrigation pipe 1-1, and when the piston rod of the first air cylinder 8 continues to extend forwards, the irrigation pipe 1-1 is pushed to move rightwards, firstly, the guide support sleeve 6-7, until the flange 1-2 sleeved on the guide support sleeve 6-7 on the main rotary table 6 is contacted with the right side of the irrigation pipe 1-1, the cylinder I8 is in a pressure maintaining state, the irrigation pipe 1-1 and the flanges 1-2 at two ends are kept in a close contact state, the minimum axial gap between the irrigation pipe 1-1 and the flanges 1-2 at two ends is ensured, and the axial welding precision is ensured.

Then fixing the flange 1-2 and the end part of the irrigation pipe 1-1 by spot welding at the contact position of the two ends of the irrigation pipe 1-1 and the flange 1-2, then starting the motor 2, driving the main rotating shaft 4 to rotate by the motor 2 through the speed reducer 3, wherein the main rotating shaft 4 is rotatably connected with the main base 11, the main rotating shaft 4 is connected with the output shaft of the speed reducer 3 through a coupler, the auxiliary rotating shaft 5 is axially and slidably connected with the auxiliary base 12, the main rotating disc 6 is fixedly connected with the end part of the main rotating shaft 4, and the auxiliary rotating disc 7 is rotatably connected with the end part of the auxiliary rotating shaft 5, so that the main rotating disc 6 drives the flange 1-2 and the irrigation pipe 1-1 to slowly rotate together through a positioning pin, then a welder welds the contact position of the two ends of the irrigation pipe 1-1 and the flange 1-2, rotates at a, the welding seam is more uniform.

Wherein, two flanges 1-2 are respectively sleeved on guide support sleeves 6-7, then a positioning pin is manually inserted through bolt holes on the flanges 1-2, then the positioning pin is inserted into a first pin hole 60 on a main turntable 6 and a second pin hole 70 on an auxiliary turntable 7, before the flanges 1-2 sleeved on the guide support sleeves 6-7 on the auxiliary turntable 7 are welded with irrigation pipes 1-1, the auxiliary turntable 7 is manually rotated, so that the flanges 1-2 sleeved on the guide support sleeves 6-7 on the auxiliary turntable 7 are consistent with the flanges 1-2 sleeved on the guide support sleeves 6-7 on the main turntable 6 in direction, and the phenomenon of circumferential rotation dislocation when adjacent irrigation pipes 1-1 are installed through the flanges 1-2 is avoided.

The main turntable 6 and the auxiliary turntable 7 are provided with guide support sleeves 6-7, and the guide support sleeves 6-7 are provided with circular truncated cone sections and cylindrical sections, wherein the circular truncated cone sections play a role in guiding, and the cylindrical sections play a role in positioning.

Example 2:

on the basis of the embodiment 1, after welding is completed, the positioning pin is firstly pulled out, then the first air cylinder 8 is started, the piston rod of the first air cylinder 8 is contracted, so that the guide support sleeve 6-7 on the auxiliary rotary table 7 is withdrawn from the irrigation pipe 1-1, then the irrigation pipe 1-1 is withdrawn from the guide support sleeve 6-7 on the main rotary table 6, then the blanking mechanism 9 is started, the piston rod of the second air cylinder 90 extends out to push the push plate 91 to move upwards under the guiding action of the guide rod 92 guided by the fixed guide plate 10, then the push plate 91 pushes the blanking rod 94 to move around the side bracket 93, the irrigation pipe 1-1 is pulled onto the blanking frame 14, the unloading after the welding of the irrigation pipe 1-1 is realized, the efficiency is higher than that of the traditional hoisting unloading operation, the safety factor is higher, wherein the front end of the blanking rod 94 is of an upward hook structure, the irrigation pipe 1-1 is prevented from sliding off from the other side in the unloading, the safety is ensured; the tail end of the horizontal section at the upper part of the blanking frame 14 is provided with a blocking rod 14-1, so that the irrigation pipe 1-1 cannot roll off the blanking frame 14.

The present invention has been described in connection with the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments described above, but is intended to cover various insubstantial modifications of the invention based on the principles and technical solutions of the invention; the present invention is not limited to the above embodiments, and can be modified in various ways.

Claims (8)

1. The utility model provides a flange welding set of irrigation pipe which characterized in that: comprises a workbench frame (1), a motor (2), a speed reducer (3), a main rotating shaft (4), an auxiliary rotating shaft (5), a main rotating disc (6), an auxiliary rotating disc (7), a cylinder I (8) and a blanking mechanism (9), wherein a fixed guide plate (10) is arranged at the lower end of the workbench frame (1), a main support (11) is arranged on one side of the upper end of the workbench frame (1), an auxiliary support (12) is arranged on the other side of the upper end of the workbench frame (1), an output shaft of the motor (2) is connected with an input shaft of the speed reducer (3), the speed reducer (3) is tightly connected with the workbench frame (1), the main rotating shaft (4) is rotationally connected with the main support (11), the main rotating shaft (4) is connected with an output shaft of the speed reducer (3) through a coupler, the auxiliary rotating shaft (5) is axially and slidably connected with the auxiliary support (12), the main rotating disc (6) is, the auxiliary turntable (7) is rotatably connected with the end part of the auxiliary rotating shaft (5), the cylinder body of the cylinder I (8) is fixedly connected with the end part of the auxiliary support (12), the end part of the piston rod of the cylinder I (8) is fixedly connected with the auxiliary rotating shaft (5), and the blanking mechanism (9) is fixedly connected with the workbench frame (1).

2. A flange welding apparatus for an irrigation pipe according to claim 1, wherein: the working table frame (1) is provided with a cross beam (13), and the cross beam (13) is symmetrically provided with riding wheels (13-1).

3. A flange welding apparatus for an irrigation pipe according to claim 1, wherein: a blanking frame (14) is arranged on the side face of the working table frame (1), and a blocking rod (14-1) is arranged at the tail end of the upper horizontal section of the blanking frame (14).

4. A flange welding apparatus for an irrigation pipe according to claim 1, wherein: and guide supporting sleeves (6-7) are arranged on the main turntable (6) and the auxiliary turntable (7).

5. A flange welding device for an irrigation pipe according to claim 4, wherein: and the guide support sleeve (6-7) is provided with a circular table section and a cylindrical section.

6. A flange welding apparatus for an irrigation pipe according to claim 1, wherein: the main turntable (6) is provided with a plurality of first pin holes (60) on different circumferences, and the auxiliary turntable (7) is provided with a plurality of second pin holes (70) on different circumferences.

7. A flange welding apparatus for an irrigation pipe according to claim 1, wherein: unloading mechanism (9) are equipped with two sets ofly, and unloading mechanism (9) comprise cylinder two (90), push pedal (91), guide bar (92), collateral branch frame (93) and unloading pole (94), the cylinder body and workstation frame (1) lower extreme fastening connection of cylinder two (90), the piston rod tip and push pedal (91) fastening connection of cylinder two (90), push pedal (91) lower extreme is connected and is equipped with guide bar (92), and guide bar (92) and fixed deflector (10) sliding connection, collateral branch frame (93) and workstation frame (1) side fixed weld, unloading pole (94) are articulated with collateral branch frame (93) upper end.

8. A flange welding apparatus for an irrigation pipe according to claim 7, wherein: the front end of the blanking rod (94) is of an upward hook structure.