CN107139058B

CN107139058B - Quick grooving device and quick grooving method for joint of round pipe and plate

Info

Publication number: CN107139058B
Application number: CN201710419020.6A
Authority: CN
Inventors: 唐合成; 刘兆钦; 张兴国; 宋玉成; 何志敏; 卢建芳; 黄金星; 冷如松
Original assignee: Zhongshan Guangzhou Shipyard International Marine Engineering Co ltd
Current assignee: Zhongshan Guangzhou Shipyard International Marine Engineering Co ltd
Priority date: 2017-06-06
Filing date: 2017-06-06
Publication date: 2023-05-26
Anticipated expiration: 2037-06-06
Also published as: CN107139058A

Abstract

The invention discloses a quick grooving device and a quick grooving method for a joint of round pipes and plates, wherein the device comprises a trackless driving trolley, a supporting beam capable of extending into the pipe is arranged on the trackless driving trolley, a supporting trundle mechanism is arranged on the front end of the supporting beam, an angle grinder mechanism is arranged on the supporting beam on one side of the supporting trundle mechanism, a dust suction pipe capable of sucking dust cut by the angle grinder mechanism is arranged on the supporting beam, a dust collector is arranged on the trackless driving trolley, the dust suction pipe is connected with the dust collector, a controller is arranged on the trackless driving trolley, the dust collector and the angle grinder mechanism are respectively connected with the controller, a camera is further arranged on the front end of the supporting beam, and the camera is connected with the controller. The invention has high-efficiency production; the manufacturing cost is low; safety and environmental protection; dust treatment protects constructors from dust; the range of application is wide; simple operation and the like.

Description

Quick grooving device and quick grooving method for joint of round pipe and plate

Technical Field

The invention relates to a device for rapidly grooving a joint of a round pipe and a plate, and also relates to a method for rapidly grooving the joint of the round pipe and the plate by adopting the device.

Background

There are a large number of piping structures in the marine engineering industry, some of which require submerged arc welding operations, and the inner walls of the pipes are grooved prior to the submerged arc welding operations. The existing method generally uses a semi-automatic flame cutting machine or a grinding machine to grind and groove, the method is easy to produce a serrated groove, the grinding is incomplete, a plurality of grinding sheets and low-efficiency work are consumed, the air in an environment-friendly workshop is also caused, and the skin and eyes of the opposite side are mutually injured when a plurality of people work, so that heavy metal dust areas are caused, and the hidden danger of the health of staff is seriously threatened. After semi-automatic beveling is carried out on the thin plate, submerged arc automatic welding is carried out, so that welding penetration and part deformation are easy, and the product quality is seriously affected.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide the quick grooving device for the joint of the round pipe and the plate, which has the advantages of simple structure, high production efficiency, low manufacturing cost, safety, environmental protection and simple and convenient operation;

the invention also aims to provide a method for rapidly grooving by adopting the device for rapidly grooving the joint of the round pipe and the plate.

In order to achieve the above purpose, the present invention adopts the following scheme:

quick grooving device of pipe, board piece, its characterized in that: including the trackless driving trolley be equipped with the supporting beam that can stretch into inside the pipe on the trackless driving trolley, be equipped with the supporting caster mechanism on the supporting beam front end be equipped with the angle mill mechanism on the supporting beam of supporting caster mechanism one side be equipped with the dust straw that can suck the dust of angle mill mechanism cutting on the supporting beam be equipped with the dust catcher on the trackless driving trolley, the dust straw is connected with the dust catcher be equipped with the controller on the trackless driving trolley, dust catcher, angle mill mechanism are connected with the controller respectively still be equipped with the camera on the supporting beam front end, the camera is connected with the controller.

The rapid grooving device for the joint of the round pipe and the plate is characterized in that a height adjusting mechanism capable of adjusting the longitudinal position of the angle grinder mechanism and controlling the grooving depth is arranged between the angle grinder mechanism and the supporting beam.

The quick grooving device for the joint of the round pipe and the plate is characterized in that the angle grinder mechanism comprises a machine base, a driving motor is arranged in the machine base, a grinding disc is connected to a motor shaft of the driving motor, a sheath is arranged on the upper side of the grinding disc, and the sheath is connected to the machine base.

The quick grooving device for the joint of the round pipe and the plate is characterized in that the height adjusting mechanism comprises a sliding rod movably arranged in the machine base, the driving motor is arranged at the lower end of the sliding rod, a guide rail sleeve is sleeved at the upper end of the sliding rod, a jacking spring mechanism is arranged between the guide rail sleeve and the supporting beam, and a counterweight capable of adjusting the pressure of the grinding disc on the inner wall of the pipe is sleeved on the sliding rod.

The quick grooving device for the joint of the round pipe and the plate is characterized in that a limit control switch is arranged between the guide rail sleeve and the supporting cross beam.

The quick grooving device for the joint of the round pipe and the plate is characterized in that the supporting caster mechanism comprises a mounting frame fixedly connected to the supporting cross beam, an adjusting rod capable of moving up and down relative to the mounting frame is arranged in the mounting frame, and a directional wheel is arranged at the lower end of the adjusting rod.

The rapid grooving device for the joint of the round pipe and the plate is characterized in that a small spot lamp is arranged on a supporting beam at one side of the angle grinder mechanism.

The rapid grooving device for the joint of the round pipe and the plate is characterized in that an assembly frame is arranged at the rear part of the trackless driving trolley, the rear end of the supporting beam is arranged on the assembly frame, and an adjusting mechanism capable of driving the supporting beam to move up and down is arranged on the assembly frame.

The quick grooving device for the joint of the round pipe and the plate is characterized in that the adjusting mechanism comprises a supporting block arranged at the rear end of the trackless driving trolley, a guide rod is arranged on the supporting block, the supporting beam is movably sleeved on the guide rod, an adjusting cylinder is arranged on the assembling frame, and a cylinder shaft of the adjusting cylinder is connected with the supporting beam.

The invention discloses a rapid grooving method for a joint of round pipes and plates, which is characterized by comprising the following steps:

A. placing the pipe on a roller frame, driving a trackless driving trolley to enable a supporting beam to extend into the inner cavity of the pipe, and starting the roller frame to enable the pipe to be aligned with an angle grinder mechanism;

B. the number of the counter weights in the two angle grinder mechanisms is respectively regulated, so that the angle grinder mechanism on one side of the trolley driven by the trackless trolley reaches the cutting depth requirement, and the other angle grinder mechanism is responsible for forming a depth groove of 2-3 mm;

C. a power supply is started on a control panel of the controller, so that a driving motor of the camera, the dust collector and the angle grinder mechanism is electrified to work, and according to the condition that the camera detects the grooved slot in the pipe, the trackless driving trolley is driven to move so as to adjust the grooved slot position, and the grooved slot process controls the dust collector to suck scrap iron dust;

D. and (3) driving the trackless driving trolley to separate the supporting beam from the pipe after the groove forming is finished, and taking out the pipe on the roller frame.

In summary, compared with the prior art, the invention has the following beneficial effects:

1. the invention has simple structure and low manufacturing cost;

2. according to the invention, two angle grinder mechanisms are arranged on the supporting beam and used for quick grinding at the same time, so that the production efficiency is high;

3. the dust collection equipment is arranged in the invention, so that dust can be effectively treated in the production process, constructors are protected from being injured by the dust, and the dust collection equipment is safe and reliable;

4. the invention has simple operation and wide application range;

5. the invention can raise the height and width at will, reduce the shift time;

6. the invention has the advantages of high efficiency, environmental protection and good quality of the spliced weld joint grooving.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of another angle of the present invention;

FIG. 3 is a schematic diagram of the present invention;

FIG. 4 is a schematic view of the internal structure at A in FIG. 3;

FIG. 5 is a schematic view of an angle grinder mechanism of the present invention;

FIG. 6 is a schematic diagram of a controller;

fig. 7 is a schematic view of the internal structure of the present invention.

Detailed Description

The invention is further described in the following description and detailed description with reference to the drawings:

the quick grooving device for the joint seams of the round pipes and the plates as shown in fig. 1 to 7 comprises a trackless driving trolley 15, wherein a supporting beam 16 capable of extending into a pipe 34 is arranged on the trackless driving trolley 15, a supporting caster mechanism 24 is arranged at the front end of the supporting beam 16, an angle grinder mechanism 100 is arranged on the supporting beam 16 at one side of the supporting caster mechanism 24, a dust suction pipe 10 capable of sucking dust cut by the angle grinder mechanism 100 is arranged on the supporting beam 16, a dust collector 8 is arranged on the trackless driving trolley 15, the dust suction pipe 10 is connected with the dust collector 8, a controller 13 is arranged on the trackless driving trolley 15, the dust collector 8 and the angle grinder mechanism 100 are respectively connected with the controller 13, a camera 21 is further arranged at the front end of the supporting beam 16, and the camera 21 is connected with the controller 13. According to the invention, a servo motor is selected for driving the trolley 15 according to the size requirement, the seed carrying capacity is about 1 ton, a polyurethane universal wheel is selected, the trolley 15 is designed to drive forward and backward, a supporting frame is arranged on the trolley, a seat 11 is arranged at a designated place of a trolley platform, a low-noise high-strength dust collector 8 is arranged at a designated platform position, a controller 13 and a steering wheel 12 are arranged at the front end of the trolley in the forward direction, a dust collector filter element pressure alarm system is arranged on the controller 13, excessive dust is generated, the pressure is automatically boosted, and the pressure is automatically alarm after being raised to a design value of a certain degree.

According to the invention, the grinding condition of the camera is monitored on site and transmitted to the view screen of the controller, so that the grinding quality and the dust collection condition can be controlled, and the dust suction pipe 10 is provided with the baffle which can fly out dust and concentrate the dust to the air suction inlet, so that the dust generated in the grooving process can be completely sucked away, and the dust suction pipe is environment-friendly and sanitary.

In the present invention, a height adjusting mechanism 200 is provided between the angle grinder mechanism 100 and the support beam 16, which can adjust the longitudinal position of the angle grinder mechanism 100 to control the groove depth.

The angle grinder mechanism 100 comprises a machine base 1, a driving motor is arranged in the machine base 1, a grinding disc 4 is connected to a motor shaft of the driving motor, a sheath 2 is arranged on the upper side of the grinding disc 4, and the sheath 2 is connected to the machine base 1. In the invention, two angle grinder mechanisms 100 are arranged at the front end of the supporting beam 16, wherein the angle grinder mechanism 100 on one side of the trolley 15 is driven by a trackless driving trolley to control the cutting depth, and the other angle grinder mechanism 100 is responsible for forming a 2-3 mm depth groove.

The height adjusting mechanism 200 comprises a sliding rod 31 movably arranged in the machine base 1, the driving motor is arranged at the lower end of the sliding rod 31, a guide rail sleeve 5 is sleeved at the upper end of the sliding rod 31, a top pressure spring mechanism 32 is arranged between the guide rail sleeve 5 and the supporting cross beam 16, and a counterweight 300 capable of adjusting the pressure of the grinding disc 4 on the inner wall of the pipe 34 is sleeved on the sliding rod 31. In the invention, a base 1 is fixedly connected to a supporting beam 16, a sliding rod 31 can move up and down relative to the base 1, the lower end of the sliding rod 31 is connected with a mounting seat, a driving motor is arranged on the mounting seat, a sheath 2 is connected to the mounting seat, the sliding rod 31 is stressed upwards under the action of a top pressure spring mechanism 32, the cutting slotting depth is controlled by adjusting the gravity of a balancing weight, and the slotting depth is selected according to different welding methods. The pressing spring mechanism 32 comprises a positioning assembly groove arranged on the supporting beam 16, a pressing spring is arranged in the positioning assembly groove, and the upper end of the pressing spring is pressed against the lower end face of the guide rail sleeve 5.

In the invention, a limit control switch 400 is arranged between the guide rail sleeve 5 and the supporting beam 16. The limit control switch 400 comprises a touch switch 30 arranged on a supporting beam 16, and a limit bump 301 is arranged on the outer side of the guide rail sleeve 5 and at a position corresponding to the touch switch 30. The distance between the limit lug 301 and the touch switch 30 can be reduced along with abrasion of the abrasive disc in the use process, when the abrasive disc reaches a replacement state, the touch switch 30 is contacted with the limit lug 301, and the driving motor is controlled to stop working, so that a function of reminding a better abrasive disc is achieved. In addition, when the tail end is grooved, the driving motor is in non-welding surface contact and is in a hanging state, and under the action of gravity, the touch switch 30 is in contact with the limit bump 301, so that the stop work is controlled, and the intelligent automatic design function effect is achieved.

The supporting caster mechanism 24 comprises a mounting frame 241 fixedly connected to a supporting beam 16, an adjusting rod 18 capable of moving up and down relative to the mounting frame 241 is arranged in the mounting frame 241, and a directional wheel 22 is arranged at the lower end of the adjusting rod 18. In the invention, the lower end of the adjusting rod 18 is connected with the directional wheel seat 25, the lower end of the adjusting rod 18 is rotatably and movably connected in a connecting hole groove of the directional wheel seat 25, the adjusting rod 18 is in threaded connection with the mounting bracket 241, the longitudinal height of the adjusting rod 18 relative to the mounting bracket can be adjusted by rotating the adjusting rod 18, and the directional wheel seat 25 does not rotate in the rotating process of the adjusting rod, and only the longitudinal position is changed. In the invention, the two sides of the angle grinder mechanism 100 are respectively provided with the supporting caster mechanisms 24, so that the groove forming process is smoother, and the groove forming quality is ensured.

In the invention, a small spotlight 17 is arranged on a supporting beam 16 on one side of the angle grinder mechanism 100.

In the invention, the rear part of the trackless driving trolley 15 is provided with the assembly frame 7, the rear end of the supporting beam 16 is arranged on the assembly frame 7, and the assembly frame 7 is provided with the adjusting mechanism 500 which can drive the supporting beam 16 to move up and down.

The adjusting mechanism 500 comprises a supporting block 501 arranged at the rear end of the trackless driving trolley 15, a guide rod 502 is arranged on the supporting block 501, the supporting beam 16 is movably sleeved on the guide rod 502, an adjusting cylinder 6 is arranged on the assembly frame 7, and a cylinder shaft of the adjusting cylinder 6 is connected with the supporting beam 16. According to the invention, the supporting beam can be integrally translated up and down by controlling the adjusting cylinder, so that the angle grinder mechanism 100 at the front end of the supporting beam can be better adjusted in position.

The device can effectively recycle dust generated in working by using the high-strength dust collector, the two angle grinders in front and behind can simultaneously perform quick grinding with double efficiency than the common angle grinders, the cutting process utilizes configuration control to cut groove depth, the directional wheels are directionally pushed, the camera transmits the video screen to control and monitor, the small spot lamp can enable an operator to see a construction area in a pipe cleaning, the rotary jig frame is fast aligned, the double machines simultaneously process one welding groove with high efficiency, the dust collection device is environment-friendly, the video screen monitoring is labor-saving and safe, and the intelligent equipment for automatically alarming and replacing grinding sheets and filter elements is provided.

The manufacturing process of the welding seam of the sheet metal by using the Ama directly reduces the process of polishing the groove by using flame to see a beveling machine, uses the process such as a 10 mm steel plate to polish a groove of 3 mm on the inner wall, uses 1.6 solid welding wires to perform submerged arc automatic welding to fill up the groove, automatically removes the effect of welding slag, can penetrate the depth of 5 mm, rotates to the top, has slightly larger welding current and voltage adjustment, can penetrate the penetration of 8 mm, completely penetrates the welding seam of 10 mm, achieves the primary welding seam and completely reduces the process of chamfering.

The invention has the following advantages: 1. high-efficiency production; 2. the manufacturing cost is low; 3. environmental protection production equipment; 4. safe production; 5. dust treatment protects constructors from dust injury; 6. the range of application is wide; 7. the operation is simple and convenient, the height and the width can be raised at will, and the displacement time is reduced; 9. the noise injury of site garbage and constructors can be avoided; 10. the double machines simultaneously perform automatic control, 11, illumination and video monitoring construction operation, 12, 2-station equipment operation design of one person can be realized, 13, and quality assurance provides guarantee for the next working procedure.

The invention has low manufacturing cost, is suitable for shipbuilding, ocean engineering industry and iron tower communication pipeline manufacturing industry, reduces labor intensity by one time, shortens grinding low efficiency and grinding time of workers, reduces construction environmental pollution and improves product quality assurance. According to the plate split groove processing and welding calculation of 12 m, polishing two sides needs to be finished in 4 hours, grooving by using a flame cutting machine needs to be finished in 3 hours (the split welding seam is widened due to cutting deformation, the welding filling metal amount is increased by at least one submerged arc welding workload), the grooving is finished in 7 hours on average, grooving by using the round pipe and plate split groove rapid grooving device is finished in 1.5 hours, and welding is finished in 1.5 hours, (the working procedures of flame or machining for grooving are saved, the filling welding metal is saved, the turnover carrying time is saved, and the like), the time is saved by at least 2 times, the calculation is performed according to 30 yuan per hour, 60 yuan per hour can be saved, 120 yuan per day is calculated and each welding seam is used according to 300 days, the cost of 3.6 yuan is directly saved for a company, and the body of constructors cannot be calculated due to gas and pollution environment injury, so that the method can be seen.

The invention discloses a rapid grooving method for a joint of round pipes and plates, which comprises the following steps:

A. placing the tube on the roller frame 33, driving the trackless driving trolley 15 to enable the supporting beam to extend into the inner cavity of the tube, and starting the roller frame 33 to enable the tube to be aligned with the angle grinder mechanism 100;

B. the number of the counter weights in the two angle grinder mechanisms 100 is respectively regulated, so that the angle grinder mechanism 100 on one side of the trolley 15 is driven by the trolley to meet the cutting depth requirement, and the other angle grinder mechanism 100 is responsible for forming a 2-3 mm depth groove;

C. a power supply is started on a control panel of the controller, so that a driving motor of the camera 21, the dust collector 8 and the angle grinder mechanism 100 is electrified to work, and according to the condition that the camera 21 detects the grooved slot in the pipe, the trackless driving trolley is driven to move so as to adjust the grooved slot position, and the grooved slot process controls the dust collector 8 to suck scrap iron dust;

In the description of the present invention, unless explicitly stated and limited otherwise, the term "coupled" is to be interpreted broadly, and may be, for example, fixedly coupled, detachably coupled, or integrally formed; may be a mechanical connection; can be directly connected or indirectly connected through an intermediate medium, and can be communication between the two parts or interaction relationship between the two parts.

The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

While there has been shown and described what is at present considered to be the fundamental principles and the main features of the invention and the advantages thereof, it will be understood by those skilled in the art that the present invention is not limited to the foregoing embodiments, but is described in the foregoing description merely illustrates the principles of the invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention as hereinafter claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Quick grooving device of pipe, board piece, its characterized in that: the device comprises a trolley (15) driven by a trolley without rails, wherein a supporting beam (16) capable of extending into a pipe (34) is arranged on the trolley (15) driven by the trolley without rails, a supporting caster mechanism (24) is arranged at the front end of the supporting beam (16), an angle grinder mechanism (100) is arranged on the supporting beam (16) at one side of the supporting caster mechanism (24), a dust suction pipe (10) capable of sucking dust cut by the angle grinder mechanism (100) is arranged on the supporting beam (16), a dust collector (8) is arranged on the trolley driven by the trolley without rails, the dust suction pipe (10) is connected with the dust collector (8), a controller (13) is arranged on the trolley driven by the trolley without rails, the dust collector (8) and the angle grinder mechanism (100) are respectively connected with the controller (13), a camera (21) is also arranged at the front end of the supporting beam (16), an angle grinder (100) is connected with the controller (13), a motor shaft (1) is arranged between the angle grinder mechanism (100) and the supporting beam (16) and is provided with a motor shaft (1) capable of controlling the longitudinal position of adjusting, the motor (1) and the motor (1) is connected with the motor (1), the upper side of the grinding disc (4) is provided with a sheath (2), the sheath (2) is connected to the machine base (1), the height adjusting mechanism (200) comprises a sliding rod (31) movably arranged in the machine base (1), the driving motor is arranged at the lower end of the sliding rod (31), the upper end of the sliding rod (31) is sleeved with a guide rail sleeve (5), a jacking spring mechanism (32) is arranged between the guide rail sleeve (5) and the supporting beam (16), and the sliding rod (31) is sleeved with a counterweight (300) capable of adjusting the pressure of the grinding disc (4) on the inner wall of the pipe (34); the supporting caster mechanism (24) comprises a mounting frame (241) fixedly connected to the supporting cross beam (16), an adjusting rod (18) capable of moving up and down relative to the mounting frame (241) is arranged in the mounting frame (241), and a directional wheel (22) is arranged at the lower end of the adjusting rod (18).

2. The quick grooving device for the joint of round pipes and plates according to claim 1 is characterized in that a limit control switch (400) is arranged between the guide rail sleeve (5) and the supporting beam (16).

3. The device for rapid grooving of joint seams between round pipes and plates according to claim 1 is characterized in that a small spotlight (17) is arranged on a supporting beam (16) at one side of the angle grinder mechanism (100).

4. The quick grooving device for the joint of round pipes and plates according to claim 1 is characterized in that an assembly frame (7) is arranged at the rear part of the trackless driving trolley (15), the rear end of the supporting beam (16) is arranged on the assembly frame (7), and an adjusting mechanism (500) capable of driving the supporting beam (16) to move up and down is arranged on the assembly frame (7).

5. The quick grooving device for the joint of round pipes and plates according to claim 4, characterized in that the adjusting mechanism (500) comprises a supporting block (501) arranged at the rear end of the trackless driving trolley (15), a guide rod (502) is arranged on the supporting block (501), the supporting beam (16) is movably sleeved on the guide rod (502), an adjusting cylinder (6) is arranged on the assembling frame (7), and a cylinder shaft of the adjusting cylinder (6) is connected with the supporting beam (16).

6. A rapid grooving method based on the circular pipe and plate joint rapid grooving device as claimed in any one of claims 1 to 5, which is characterized by comprising the following steps:

A. placing the pipe on a roller frame (33), driving a trackless driving trolley (15) to enable a supporting beam to extend into the inner cavity of the pipe, and starting the roller frame (33) to enable the pipe to be aligned with an angle grinder mechanism (100);

B. the number of the counterweights in the two angle grinder mechanisms (100) is respectively regulated, so that the angle grinder mechanism (100) close to one side of the trackless driving trolley (15) meets the cutting depth requirement, and the other angle grinder mechanism (100) is responsible for forming a 2-3 mm depth groove;

C. a power supply is started on a control panel of the controller, so that a driving motor of the camera (21), the dust collector (8) and the angle grinder mechanism (100) is electrified to work, and according to the condition that the camera (21) detects a groove opening condition in a pipe, the trackless driving trolley is driven to move so as to adjust the position of the groove opening, and the groove opening process controls the dust collector (8) to suck scrap iron dust;