CN116604134A - Cutting equipment and cutting method for groove of heavy plate - Google Patents

Abstract

The application relates to a cutting device and a cutting method for a groove of a heavy plate, wherein the cutting device comprises a bearing platform device; the material positioning device comprises a plurality of positioning pieces for bearing the weighing plates, each positioning piece is provided with a positioning bulge, and the positioning bulge props against the inner wall of the hole body of the weighing plate; the cutting device comprises a first mounting seat, a horizontal movement driving assembly, a rotation driving assembly, a lifting driving assembly and a cutting assembly, wherein the horizontal movement driving assembly, the rotation driving assembly, the lifting driving assembly and the cutting assembly are arranged on the mounting seat, the cutting assembly comprises a cutting nozzle which is obliquely arranged, and the horizontal movement driving assembly can drive the cutting assembly to do translation motion so as to cut the straight edge of the heavy plate; the lifting driving assembly can drive the cutting assembly to do lifting motion so as to cut the heavy plate to obtain a groove with preset depth; the rotary driving assembly can drive the cutting assembly to rotate around the preset center so as to cut the arc edge of the heavy plate. The bevel forming machine can cut a heavy plate to form a bevel, and is high in automation degree, good in stability, labor-saving and high in machining precision.

Description

Cutting equipment and cutting method for groove of heavy plate

Technical Field

The application relates to the technical field of bevel cutting of heavy plates, in particular to a cutting device and a cutting method for a bevel of a heavy plate.

Background

Currently, in large-scale steel structure engineering projects such as bridges, ships, bulk goods and the like, a large number of round-shaped heavy-weight plates or waist-shaped heavy-weight plates with different specifications and thicknesses exist. The middle part of the round weight plate or the waist weight plate is provided with a hole body, and the weight plates are fixed on the main steel structure in a welding mode. However, in the welding process, in order to ensure the strength of the welding seam or to meet certain requirements, the welding edge of the heavy weight plate needs to be processed into a bevel form with a certain angle in advance.

For the preparation of the heavy plate bevel form, there are two main modes at present: firstly, some enterprises mostly adopt a machine tool processing mode to process, however, the processing mode has the defect of high manufacturing cost; secondly, the processing treatment is carried out by adopting a manual cutting torch cutting mode by bare hands of workers, and the cutting mode has the defects that the groove cutting forming quality is not easy to control, and labor and various resources are wasted relatively.

Disclosure of Invention

Therefore, the application aims to overcome the technical defects of labor consumption, high cost, poor quality and the like in the prior art of cutting the heavy plate.

In order to solve the technical problems, the application provides a cutting device for a groove of a heavy plate, comprising:

a bearing platform device;

the material positioning device is positioned on the upper side of the bearing platform device to position the weighing plates, and comprises a plurality of positioning pieces for bearing the weighing plates, each positioning piece is provided with a positioning protrusion, and the positioning protrusions push against the inner walls of the holes of the weighing plates;

the cutting device comprises a first mounting seat, a horizontal movement driving assembly, a rotation driving assembly, a lifting driving assembly and a cutting assembly which are arranged on the mounting seat, wherein the cutting assembly comprises a cutting nozzle which is obliquely arranged, and the cutting nozzle is positioned at the outer edge of the weighing plate;

wherein, the horizontal movement driving component can drive the cutting component to do translation motion so as to cut the straight edge of the heavy plate; the lifting driving assembly can drive the cutting assembly to do lifting motion so as to cut the heavy plate to obtain a groove with preset depth; the rotary driving assembly can drive the cutting assembly to rotate around a preset center so as to cut the arc edge of the heavy plate.

Preferably, the material positioning device comprises a limiting frame, a plurality of screw rods and nuts, wherein a plurality of limiting grooves are formed in the limiting frame, the positioning pieces are arranged in the limiting grooves in a one-to-one correspondence mode, the positioning pieces are located in the limiting grooves, the screw rods are matched with the nuts, the nuts are fixedly arranged with the positioning pieces, and the screw rods rotate to drive the positioning pieces to move in the limiting grooves.

Preferably, the limiting frame is a cross limiting frame.

Preferably, the device further comprises a positioning seat, four positioning holes are formed in the side face of the positioning seat, and a screw rod is inserted into each positioning hole.

Preferably, the limit groove is a convex groove or a dovetail groove.

Preferably, the horizontal movement driving assembly comprises a horizontal driving source and a second mounting seat, and the horizontal movement driving source drives the second mounting seat to horizontally move;

the rotary driving assembly is positioned on the second mounting seat and comprises a rotary driving source and a third mounting seat, and the rotary driving source drives the third mounting seat to rotate around a vertical shaft;

the lifting driving assembly is located on the third mounting seat and comprises a lifting driving source, and the lifting driving source drives the cutting assembly to do lifting motion.

Preferably, the cutting device further comprises a bracket assembly, the bracket assembly comprises a first bracket and a second bracket, the first bracket is horizontally arranged, the second bracket is perpendicular to the first bracket and can move relative to the first bracket, and the cutting torch is arranged on the second bracket.

Preferably, the device further comprises an angle display assembly, wherein the angle display assembly comprises a dial and a pointer;

the cutting torch is provided with a fixing piece, the fixing piece is rotationally connected with a second bracket, a dial is fixedly arranged on the second bracket, and the fixing piece is connected with a pointer; the fixing piece rotates to drive the pointer to rotate on the dial.

The application discloses a cutting method for a groove of a heavy plate, which is based on the cutting equipment and comprises the following steps:

acquiring shape data and target groove cutting data of a heavy plate;

planning a cutting path according to the shape data of the heavy plate and the target groove cutting data;

loading a weight plate on a material positioning device, and loading a cutting device on the material positioning device, so that a rotating shaft of a rotating driving assembly of the cutting device coincides with the mass center of the weight plate to be cut, and a cutting nozzle is inclined at a preset angle;

the cutting apparatus cuts the outer edge of the heavy plate according to the planned cutting path to form a bevel.

Preferably, when the weight plate is a waist-shaped weight plate, the planning the cutting path according to the shape data of the weight plate and the target groove cutting data includes:

analyzing the shape of the weighing plate to obtain a first straight line section, a second straight line section, a first circular arc section and a second circular arc section which are positioned on the weighing plate, wherein the first straight line section and the second straight line section are positioned at the waist of the weighing plate, and two perpendicular central lines of the weighing plate are obtained;

obtaining groove cutting angles and depths according to target groove cutting data;

selecting a point on the first straight line segment as a cutting starting point, and setting a cutting sequence and a path, wherein the cutting sequence and the path comprise the following actions:

the cutting nozzle ascends a preset distance from the cutting start point of the first straight line segment to cut the depth of the groove;

the cutting torch horizontally moves along the direction of the first straight line segment by a preset distance to cut the straight line segment;

the cutting nozzle rotates around the first central shaft by a preset angle to cut the first arc section, and continuously moves forwards to cut the second straight line section;

the cutting torch rotates around the second central shaft by a preset angle to cut the second circular arc section and continuously moves forward to cut the rest part of the first straight line section.

Compared with the prior art, the technical scheme of the application has the following advantages:

1. according to the application, the weighing plate is positioned by the material positioning device, and is cut by the cutting device, so that the automatic degree is high, the stability is good, the manpower is saved, and the processing precision is high.

2. In the application, the plurality of positioning pieces are matched with the weight plate, and the plurality of protruding parts push against the inner wall of the hole body of the weight plate, so that the effective positioning of the weight plate is realized. The cutting device is positioned on the material positioning device, and the cutting nozzle of the cutting device performs various actions, so that groove cutting is realized.

3. According to the application, the horizontal movement driving assembly can drive the cutting assembly to do translation motion so as to cut the straight edge of the heavy plate, the lifting driving assembly can drive the cutting assembly to do lifting motion so as to cut the heavy plate to obtain a groove with a preset depth, the rotary driving assembly can drive the cutting assembly to do rotary motion around the preset center so as to cut the arc edge of the heavy plate, and the three driving assemblies are cooperatively matched, so that the heavy plate with different shapes can be cut, and the application range is wide.

Drawings

FIG. 1 is a schematic view of a cutting apparatus for a heavy gauge bevel of the present application;

FIG. 2 is a schematic view of a cutting apparatus loaded with a weight plate;

FIG. 3 is a schematic structural view of a platform device and a material positioning device;

FIG. 4 is a schematic diagram of the front structure of the positioning wire, the limiting block and the screw rod;

FIG. 5 is a schematic view of the back structure of the positioning wire, stopper and screw;

FIG. 6 is a schematic diagram of the construction of the horizontal movement drive assembly, the rotational drive assembly and the elevation drive assembly;

FIG. 7 is an enlarged view of a portion of FIG. 1 at area A;

FIG. 8 is a schematic diagram of groove parameters;

FIG. 9 is a schematic view of a bevel angle;

FIG. 10 is a schematic view of the relative position and relative angle of the cutting tip and the bevel of the heavy plate;

FIG. 11 is a schematic view of the XY directional positioning lines of the weight plate and the edge components, wherein, (a) is a schematic view of the XY directional positioning lines of the weight plate, and (b) is a schematic view of the edge components;

FIG. 12 is a schematic view of a waist-shaped heavy plate to be processed being lifted onto a "table";

FIG. 13 is a schematic view illustrating the adjustment of the relative positions of the weight plate and the platform;

FIG. 14 is a schematic view of determining a position of a start point of cutting;

FIG. 15 is a schematic view of determining a cutting angle of a cutting tip;

FIG. 16 is a schematic diagram of a set cutting sequence and path;

fig. 17 is a schematic view of a waist-shaped heavy plate after being cut and formed;

fig. 18 is a schematic view of a round weight plate after groove cutting.

Description of the specification reference numerals: 10. a bearing platform device; 20. a material positioning device; 21. a limiting frame; 22. a positioning piece; 23. positioning the bulge; 24. a screw rod; 25. a positioning seat; 30. a cutting device; 40. a bracket assembly; 41. a first bracket; 42. a second bracket; 43. a dial; 44. a cutting nozzle; 45. a fixing member; 50. a weight plate; 60. a horizontal movement driving assembly; 61. a horizontal driving source; 62. a slide block; 63. a guide rail; 64. a second mounting base; 70. a rotary drive assembly; 71. a rotation driving source; 72. a third mount; 80. and a lifting driving assembly.

Detailed Description

The present application will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the application and practice it.

Referring to fig. 1-6, the application discloses a cutting device for a groove of a heavy plate, which comprises a bearing platform device 10, a material positioning device 20 and a cutting device 30.

The material positioning device 20 is located on the upper side of the bearing platform device 10 to position the weighing plate 50, the material positioning device 20 comprises a plurality of positioning pieces 22 for bearing the weighing plate 50, each positioning piece 22 is provided with a positioning protrusion 23, and the positioning protrusions 23 push against the inner wall of the hole of the weighing plate 50. Through material positioner 20, can be to weighing board 50 location, so, in the cutting process, the heavy board 50 of being located is difficult for rocking, and stability is good.

The cutting assembly 30 includes a first mount and a horizontal movement drive assembly 60, a rotational drive assembly 70, a lift drive assembly 80 and a cutting assembly disposed on the mount, the cutting assembly including a cutting torch 44 disposed obliquely, the cutting torch 44 being located at the outer edge of the weight plate 50. Cutting torch 44 may be flame cut to cut heavy sheet 50. The inclination angle of the cutting torch 44 may be set according to the groove to be cut.

Wherein the horizontal movement drive assembly 60 is capable of driving the cutting assembly in a translational motion to cut the straight edge of the weight plate 50. The elevation drive assembly 80 is capable of driving the cutting assembly to perform an elevation motion to cut the heavy weight plate 50 to obtain a groove of a predetermined depth. The rotary drive assembly 70 is capable of driving the cutting assembly to rotate about a predetermined center to cut the arcuate edges of the weight plate 50.

The working principle of the application is as follows: according to the application, the weighing plate 50 is positioned by the material positioning device 20, and the cutting device 30 is used for cutting the weighing plate 50, so that the automatic degree is high, the stability is good, the manpower is saved, and the processing precision is high.

In the application, the plurality of positioning pieces 22 are matched with the weight plate 50, and the plurality of protruding parts push against the inner wall of the hole body of the weight plate 50, so that the weight plate 50 is positioned effectively. And the cutting device 30 is positioned on the material positioning device 20, and the cutting nozzle 44 of the cutting device 30 performs various actions, so that groove cutting is realized. Specifically, the horizontal movement drive assembly 60 is capable of driving the cutting assembly in a translational motion to cut the straight edge of the weight plate 50. The elevation drive assembly 80 is capable of driving the cutting assembly to perform an elevation motion to cut the heavy weight plate 50 to obtain a groove of a predetermined depth. The rotary drive assembly 70 is capable of driving the cutting assembly to rotate about a predetermined center to cut the arcuate edges of the weight plate 50.

In an embodiment, the material positioning device 20 includes a limiting frame 21, a plurality of screw rods 24 and nuts, a plurality of limiting grooves are formed in the limiting frame 21, the positioning pieces 22 are arranged in a one-to-one correspondence manner with the limiting grooves, the positioning pieces 22 are located in the limiting grooves, the screw rods 24 are matched with the nuts, the nuts are fixedly arranged with the positioning pieces 22, and the screw rods 24 rotate to drive the positioning pieces 22 to move in the limiting grooves. The movement of the positioning piece 22 can be positioned by the limiting frame 21 and the limiting groove inside the limiting frame. Specifically, the position of the positioning element 22 can be adjusted according to the shape of the hole of the weight plate 50, and the nut drives the positioning element 22 to make linear motion in the limiting groove by rotating the screw rod 24, so that the material positioning device 20 is suitable for weight plates 50 with different sizes and specifications, and the application range is wide.

As shown in fig. 3-5, further, the stop 21 may be a cross-shaped stop 21. Four limit grooves are formed in the cross-shaped limit frame 21, the four limit grooves are distributed in a cross shape, a locating piece 22 and a screw rod 24 are arranged in each limit groove, a plurality of nuts can be arranged on the screw rod 24, and the nuts are fixed with the locating piece 22 in the limit groove, so that when the screw rod 24 rotates, the locating piece 22 can move in the limit groove. The cross structure is more suitable for fixing the waist-shaped weight plate 50, when the waist-shaped weight plate 50 is fixed, two central lines of the waist-shaped weight plate 50 are firstly obtained, and due to the structural characteristics of the waist-shaped weight plate 50, the two central lines are vertically arranged, and the two central lines of the waist-shaped weight plate 50 are respectively overlapped with the central lines of the cross limiting frame 21, so that the waist-shaped weight plate 50 can be better fixed. Specifically, the x-direction center line and the y-direction center line of the waist-shaped weight plate 50 can be obtained, and the positions of the positioning pieces 22 are adjusted by rotating the screw rod 24, so that the x-direction center line and the y-direction center line of the waist-shaped weight plate 50 are overlapped with the cross of the cross-shaped limiting frame 21, and the stress of the weight plate 50 is more uniform and the stability is better.

Of course, when the weighing plate 50 is a circular weighing plate 50, the cross-shaped material positioning device 20 can also fix and position the circular weighing plate 50, the circular weighing plate 50 can take two vertical diameters, and the two diameters of the circular weighing plate 50 can be overlapped with the cross of the cross-shaped limiting frame 21 by adjusting the position of the circular weighing plate 50 on the material positioning device 20.

The application also comprises a positioning seat 25, four positioning holes are formed in the side face of the positioning seat 25, and a screw rod 24 is inserted into each positioning hole. The positioning seat 25 is fixedly arranged at the center of the limiting frame 21, and as the end part of the screw rod 24 is inserted into the positioning hole, the screw rod 24 can only rotate around the central shaft of the screw rod 24, and can not swing randomly in any other direction.

In this embodiment, in order to better limit and guide the movement of the positioning member 22, the limiting groove may be a convex groove or a dovetail groove, so that the positioning member 22 can only make a linear reciprocating motion along the limiting groove, but cannot make a lateral movement, thereby further ensuring the positioning accuracy of the heavy weight plate 50 to be processed.

Referring to fig. 6, the horizontal movement driving assembly 60 includes a horizontal driving source 61 and a second mount 64, and the horizontal movement driving source drives the second mount 64 to horizontally move. The horizontal movement driving assembly 60 comprises a sliding block 62 and a sliding rail, the sliding block 62 and the sliding rail are matched, and the second mounting seat 64 is arranged on the sliding block 62, so that the movement precision of the second mounting seat 64 can be improved. The horizontal movement driving source may be a motor, and the screw is driven to rotate by the motor, and the bottom of the second mounting seat 64 is provided with a threaded hole, and the screw is disposed in the threaded hole. The second mounting seat 64 is moved along the slide rail by driving the screw to rotate by the motor.

The rotary drive assembly 70 is located on the second mount 64, and the rotary drive assembly 70 includes a rotary drive source 71 and a third mount 72, the rotary drive source 71 driving the third mount 72 to rotate about a vertical axis. The rotation driving source 71 may be a motor, and the third mount 72 is driven to rotate by the motor.

The lifting drive assembly 80 is located on the third mounting base 72, and the lifting drive assembly 80 includes a lifting drive source, and the lifting drive source drives the cutting assembly to perform lifting motion. The lifting drive source may be a motor, and the third mount 72 is driven by the motor to perform lifting operation. In the present application, the horizontal movement driving source, the rotation driving source 71 and the elevation driving source can be selected and designed according to the need.

Referring to fig. 7, the cutting device 30 further includes a holder assembly 40, the holder assembly 40 including a first holder 41 and a second holder 42, the first holder 41 being horizontally disposed, the second holder 42 being disposed perpendicular to the first holder 41 and movable with respect to the first holder 41, and a cutting tip 44 being disposed on the second holder 42. Since the second bracket 42 can move horizontally relative to the first bracket 41, the position of the cutting torch 44 can be conveniently adjusted, so that the cutting device 30 can be suitable for cutting the section of the heavy plates 50 with different sizes.

The application also comprises an angle display assembly, wherein the angle display assembly comprises a dial 43 and a pointer, a fixed part 45 is arranged on the cutting nozzle 44, the fixed part 45 is rotationally connected with the second bracket 42, the dial 43 is fixedly arranged on the second bracket 42, the fixed part 45 is connected with the pointer, and the fixed part 45 rotates to drive the pointer to rotate on the dial 43. The angle of the cutting torch 44 to the weight plate 50 to be cut can be visually adjusted by the angle display assembly.

The application discloses a cutting method for a groove of a heavy plate 50, which is based on the cutting equipment and comprises the following steps:

s1, acquiring shape data and target groove cutting data of a weight plate 50;

s2, planning a cutting path according to the shape data of the heavy plate 50 and the target groove cutting data;

s3, loading the weighing plate 50 on the material positioning device 20, and loading the cutting device 30 on the material positioning device 20, so that the rotation shaft of the rotary driving assembly 70 of the cutting device 30 coincides with the mass center of the weighing plate 50 to be cut, and the cutting torch 44 is inclined at a preset angle;

and S4, the cutting equipment cuts the outer edge of the heavy plate 50 according to the planned cutting path to form a bevel. Further, when the weight plate 50 is a waist-shaped weight plate 50, planning a cutting path according to the shape data of the weight plate 50 and the target groove cutting data includes:

s1, analyzing the shape of the weight plate 50 to obtain a first straight line section, a second straight line section, a first circular arc section and a second circular arc section which are positioned on the weight plate 50, wherein the first straight line section and the second straight line section are positioned at the waist of the weight plate 50, and two perpendicular central lines of the weight plate 50 are obtained;

s2, obtaining groove cutting angles and depths according to target groove cutting data;

s3, selecting a point on the first straight line segment as a cutting starting point, and setting a cutting sequence and a path, wherein the cutting sequence and the path comprise the following actions:

s31, the cutting nozzle 44 ascends a preset distance from the cutting start point of the first straight line segment to cut the groove depth;

s32, horizontally moving the cutting nozzle 44 along the direction of the first straight line segment by a preset distance to cut the straight line segment;

s33, rotating the cutting torch 44 around the first central shaft by a preset angle to cut the first circular arc section, and continuously moving forwards to cut the second straight line section;

and S34, rotating the cutting torch 44 around the second central shaft by a preset angle to cut the second circular arc section, and continuously moving forward to cut the rest part of the first straight line section.

When the weight plate 50 is a round weight plate 50, planning a cutting path according to shape data of the weight plate 50 and target groove cutting data includes: obtaining groove cutting angles and depths according to target groove cutting data; a point on the outer edge of the plate 50 is selected as a cutting start point, the cutting torch 44 is moved upward a predetermined distance to cut the groove depth, and then the cutting torch 44 is rotated about the center axis of the plate 50 to cut the groove of the plate 50.

The technical scheme of the application is further described and explained below with reference to specific embodiments.

1. Flame cutting apparatus

The flame cutting equipment is selected according to the operation requirement of the round or waist-shaped heavy pound plate when the bevel cutting is carried out;

2. waist-shaped heavy plate, round heavy plate structure schematic and groove form description

1) Waist type heavy weight plate: the cutting path is a long circular ring formed by two circular arc sections connected end to end and two straight line sections.

2) Round weight plate: the cutting path is a closed circular ring connected end to end.

3. Design parameter and groove angle determination in groove cutting process

1) Design parameters. Referring to fig. 8, a schematic diagram of groove parameters is shown. For heavy plate bevel cuts, the project designer will typically give three data: one is a triangular pattern (this pattern is a transverse cross section of the remainder of the heavy sheet cut out, and also a cross section of the cut groove), one is a ratio of the short side to the long side of the triangular pattern, and one is a length value of "short side a" shown in the figure.

2) Cutting groove angle calculation

(1) Referring to fig. 9, a schematic view of the bevel angle is shown. Assuming that the length of the short side of the triangle cut by the heavy plate is 30mm, the ratio of the short side to the long side is 1:3, the length of the long side of the triangle is calculated to be 90mm. Then, the adjacent included angle between the long side and the hypotenuse of the triangle can be calculated to be 18 degrees (for convenience of description, the value is an integer here);

(2) Referring to fig. 10, a schematic diagram of the relative position and relative angle of the cutting torch and the bevel of the heavy plate is shown. The relative angle between the "cutting device cutting torch" and the "torch holder" may be further calculated to be about 108 ° (the value is an integer here) based on the bevel angle of 18 °;

4. specific operation of flame cutting equipment in groove cutting of waist-shaped heavy plate

1) And (5) determining the radius and straight line segment data of the cutting edge of the waist-shaped heavy plate to be processed. (in this case, the radius R of the waist-shaped weight plate is set to 725mm, and the straight line segment L is set to 120 mm); (not shown)

2) Referring to fig. 11, a diagram of the positioning line and the edge component of the weight plate XY is shown, wherein (a) the diagram of the positioning line of the weight plate XY is shown, and (b) the diagram of the edge component is shown.

Drawing X-direction and Y-direction central lines and central lines of circular arcs at two ends on a heavy plate to be processed according to the design data and the diagram;

3) The relative center of gravity positions of the weight plate and the platform are determined as shown in fig. 12-13. Step one: hanging a waist-shaped heavy plate to be processed on a bearing platform according to the illustration; step two: the relative position of the 'weight plate' and the 'bearing platform' (also the relative position of the 'weight plate' and the 'cutting device') is determined by overlapping (or coinciding) the central line of the 'pull-out type supporting frame' with the central line of the 'weight plate X, Y in the direction of the' weight plate positioning assembly (driving screw) by rotating a spanner;

4) And the cutting device is placed at the center of the cross of the bearing platform according to the diagram, and the cutting device and the waist guiding and positioning plate are used for guiding and positioning through the end guiding and positioning seat. The cutting device and the bearing platform are firmly fixed by tightening the cutting device fastening nuts;

5) Adjusting the cutting nozzle to the middle position of the straight line section of the outer edge of the heavy plate to serve as a cutting starting point; (as shown in FIG. 14)

6) The cutting angle of the cutting nozzle (namely the bevel cutting angle) is adjusted and determined by combining the dial and the scale pointer, and the cutting nozzle is opposite to the bottom edge angle of the heavy plate; (as shown in FIG. 15)

7) Firstly, the cutting device is subjected to centering treatment. Then, the cutting sequence and path can be set by taking 1/2 of one straight line segment (named as an A straight line segment in the scheme) of the bottom surface of the heavy plate as the cutting starting point;

referring to fig. 16, a schematic diagram of a cutting sequence and a path is set.

The method comprises the following steps: and (3) performing Chinese-character preparation: the device is characterized in that the center positions of a sliding table mechanism and a base mechanism are coincident (namely, the center of a radial arm rotation driving speed reducer is positioned on the intersection point of an XY center line of a base, and the device is controlled and realized through the combined action of photoelectric correlation sensor control and a limiting baffle). In the operation process of the device, when the limiting baffle plate moves to the middle position of the U-shaped groove of the correlation sensor, the sliding table mechanism stops moving along the rail under the control action of the correlation sensor and the controller. At this time, the center position of the sliding table mechanism is just overlapped with the center position of the base mechanism. That is, the rotation axis of the radial arm rotation driving speed reducer coincides with the center of mass of the waist-shaped weight plate to be cut (or the center of circle of the circular weight plate);

8) And programming a corresponding device driving program for groove cutting:

the first step: setting the vertical moving speed of the cutting torch and setting the ascending distance to be 30mm so as to cut the groove depth of the weighing plate;

and a second step of: setting the horizontal linear movement speed of the cutting nozzle and setting the horizontal movement distance to be 60mm so as to cut the first linear section 1/2 length of the bevel of the heavy plate;

and a third step of: setting the rotation speed of the radial arm and setting the rotation angle of the radial arm to be 180 degrees so as to cut the groove of the arc section A;

fourth step: setting the horizontal moving distance of the cutting torch to be 120mm, and cutting the second straight line segment of the bevel of the heavy plate;

fifth step: setting the rotation angle of the radial arm to be 180 degrees so as to cut the groove of the arc section B;

sixth step: setting the horizontal moving distance of the cutting torch to be 60mm, and cutting the rest 1/2 length of the first straight line segment of the bevel of the heavy plate;

9) And (3) opening acetylene gas, igniting the cutting torch, and firstly roasting and preheating the cutting edge. When the part to be preheated presents orange, oxygen can be opened to enter a cutting link;

10 Starting the driving mechanisms of the cutting device to cut the bevel on the edge part of the weight plate

11 A waist-shaped heavy plate after cutting and forming; (as in FIG. 17)

5. Specific operation of cutting apparatus in bevel cutting of round heavy-duty plate

1) Fixing the round weight plate to the bearing platform by referring to the positioning operation step of the waist weight plate;

2) Placing the cutting device on a bearing platform and fixing the cutting device;

3) Performing centering treatment on a cutting device sliding table mechanism;

4) Adjusting the cutting angle of the cutting nozzle; adjusting the relative positions of the cutting nozzle and the heavy plate, and enabling the cutting nozzle to butt against the bottom edge angle of the heavy plate;

5) Setting a cutting program;

6) Preheating the cutting part;

7) Starting a flame cutting device to cut the bevel of the heavy plate; (as shown in FIG. 18)

It will be appreciated by those skilled in the art that embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.

The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.

These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.

These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present application will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the application.

Claims (10)

1. A cutting apparatus for a heavy gauge panel groove, comprising:

a bearing platform device;

the material positioning device is positioned on the upper side of the bearing platform device to position the weighing plates, and comprises a plurality of positioning pieces for bearing the weighing plates, each positioning piece is provided with a positioning protrusion, and the positioning protrusions push against the inner walls of the holes of the weighing plates;

the cutting device comprises a first mounting seat, a horizontal movement driving assembly, a rotation driving assembly, a lifting driving assembly and a cutting assembly which are arranged on the mounting seat, wherein the cutting assembly comprises a cutting nozzle which is obliquely arranged, and the cutting nozzle is positioned at the outer edge of the weighing plate;

wherein, the horizontal movement driving component can drive the cutting component to do translation motion so as to cut the straight edge of the heavy plate; the lifting driving assembly can drive the cutting assembly to do lifting motion so as to cut the heavy plate to obtain a groove with preset depth; the rotary driving assembly can drive the cutting assembly to rotate around a preset center so as to cut the arc edge of the heavy plate.

2. The cutting device for the groove of the heavy plate according to claim 1, wherein the material positioning device comprises a limiting frame, a plurality of screw rods and nuts, a plurality of limiting grooves are formed in the limiting frame, the positioning pieces are arranged in the limiting grooves in a one-to-one correspondence mode, the screw rods are matched with the nuts, the nuts are fixedly arranged with the positioning pieces, and the screw rods rotate to drive the positioning pieces to move in the limiting grooves.

3. The cutting apparatus for heavy gauge grooves of claim 2, wherein the stop is a cross-shaped stop.

4. The cutting apparatus for a bevel of a heavy weight plate of claim 3 further comprising a positioning seat, wherein four positioning holes are provided in the side of the positioning seat, and a screw is inserted into each of the positioning holes.

5. The cutting apparatus for a heavy weight plate groove of claim 2, wherein the limit groove is a convex groove or a dovetail groove.

6. The cutting apparatus for a heavy gauge bevel of claim 1 wherein said horizontal movement drive assembly comprises a horizontal drive source and a second mount, said horizontal movement drive source driving said second mount to move horizontally;

the rotary driving assembly is positioned on the second mounting seat and comprises a rotary driving source and a third mounting seat, and the rotary driving source drives the third mounting seat to rotate around a vertical shaft;

the lifting driving assembly is located on the third mounting seat and comprises a lifting driving source, and the lifting driving source drives the cutting assembly to do lifting motion.

7. The cutting apparatus for a heavy weight plate bevel of claim 1 wherein said cutting device further comprises a carriage assembly comprising a first carriage and a second carriage, said first carriage being horizontally disposed, said second carriage being disposed perpendicular to and movable relative to said first carriage, said cutting torch being disposed on said second carriage.

8. The cutting apparatus for a heavy gauge bevel of claim 7 further comprising an angle display assembly comprising a dial and a pointer;

the cutting torch is provided with a fixing piece, the fixing piece is rotationally connected with a second bracket, a dial is fixedly arranged on the second bracket, and the fixing piece is connected with a pointer; the fixing piece rotates to drive the pointer to rotate on the dial.

9. A cutting method for a heavy gauge bevel, based on a cutting apparatus according to any of claims 1-8, characterized in that it comprises the steps of:

acquiring shape data and target groove cutting data of a heavy plate;

planning a cutting path according to the shape data of the heavy plate and the target groove cutting data;

loading a weight plate on a material positioning device, and loading a cutting device on the material positioning device, so that a rotating shaft of a rotating driving assembly of the cutting device coincides with the mass center of the weight plate to be cut, and a cutting nozzle is inclined at a preset angle;

the cutting apparatus cuts the outer edge of the heavy plate according to the planned cutting path to form a bevel.

10. The method of claim 9, wherein when the weight plate is a waist-shaped weight plate, the planning the cutting path based on the shape data of the weight plate and the target groove cutting data comprises:

analyzing the shape of the weighing plate to obtain a first straight line section, a second straight line section, a first circular arc section and a second circular arc section which are positioned on the weighing plate, wherein the first straight line section and the second straight line section are positioned at the waist of the weighing plate, and two perpendicular central lines of the weighing plate are obtained;

obtaining groove cutting angles and depths according to target groove cutting data;

selecting a point on the first straight line segment as a cutting starting point, and setting a cutting sequence and a path, wherein the cutting sequence and the path comprise the following actions:

the cutting nozzle ascends a preset distance from the cutting start point of the first straight line segment to cut the depth of the groove;

the cutting torch horizontally moves along the direction of the first straight line segment by a preset distance to cut the straight line segment;

the cutting nozzle rotates around the first central shaft by a preset angle to cut the first arc section, and continuously moves forwards to cut the second straight line section;

the cutting torch rotates around the second central shaft by a preset angle to cut the second circular arc section and continuously moves forward to cut the rest part of the first straight line section.