CN110722247B - Manual cutting curve profiling and manual cutting method - Google Patents
Manual cutting curve profiling and manual cutting method Download PDFInfo
- Publication number
- CN110722247B CN110722247B CN201910987812.2A CN201910987812A CN110722247B CN 110722247 B CN110722247 B CN 110722247B CN 201910987812 A CN201910987812 A CN 201910987812A CN 110722247 B CN110722247 B CN 110722247B
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- cutting
- plate
- template
- flame
- traction belt
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- 238000005520 cutting process Methods 0.000 title claims abstract description 149
- 238000000034 method Methods 0.000 title claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 25
- 239000010959 steel Substances 0.000 claims abstract description 25
- 230000001360 synchronised effect Effects 0.000 claims description 47
- 238000001179 sorption measurement Methods 0.000 claims description 23
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K7/00—Cutting, scarfing, or desurfacing by applying flames
- B23K7/10—Auxiliary devices, e.g. for guiding or supporting the torch
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K7/00—Cutting, scarfing, or desurfacing by applying flames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K7/00—Cutting, scarfing, or desurfacing by applying flames
- B23K7/10—Auxiliary devices, e.g. for guiding or supporting the torch
- B23K7/102—Auxiliary devices, e.g. for guiding or supporting the torch for controlling the spacial relationship between the workpieces and the gas torch
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K7/00—Cutting, scarfing, or desurfacing by applying flames
- B23K7/10—Auxiliary devices, e.g. for guiding or supporting the torch
- B23K7/105—Auxiliary devices, e.g. for guiding or supporting the torch specially adapted for particular geometric forms
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Arc Welding In General (AREA)
- Milling Processes (AREA)
Abstract
The invention relates to the technical field of welding cutting, and discloses a manual cutting curve profiling and a manual cutting method. The invention improves the precision and quality of manually cut steel plates.
Description
Technical Field
The invention relates to the technical field of welding cutting, in particular to a manual cutting curve profiling and a manual cutting method.
Background
In the field construction process of ship manufacturing, steel structure manufacturing and the like, a large amount of hot work operations of manually cutting steel plates exist, and the cutting surface is curved.
The manual curve cutting in the prior art has the following problems: on one hand, the overall shape accuracy of curve cutting is poor, and on the other hand, the surface unevenness of curve cutting is large. Because the curve cutting precision is difficult to control, a large amount of polishing work is needed to repair after the curve cutting is finished, so that the working efficiency is low, and the product quality is not ideal.
Disclosure of Invention
In order to solve the problems, the invention provides a manual cutting curve profiling and a manual cutting method, which aim to improve the precision and quality of manually cut steel plates. The specific technical scheme is as follows:
the utility model provides a manual cutting curve profiling, includes the profiling board, adsorbs magnet and is used for the protection the shelves flame board of adsorption magnet, be provided with on the profiling board and be used for the flame cutting rifle to lean on the flat location in order to form cutting feed track's template face, the profiling board with adsorption magnet fixed connection, adsorption magnet is close to one side of template face be provided with the shelves flame board.
When the flame cutting machine is used, the template is fixed on the steel plate through the adsorption magnet, the outer circle of the cutting nozzle at the head of the flame cutting gun is enabled to be flat on the surface of the template, and meanwhile, the flame cutting gun moves along the surface of the template to cut the steel plate, so that smooth line type can be cut out, and compared with traditional manual cutting, the flame cutting machine is good in forming quality, rapid in cutting and capable of greatly reducing polishing and repairing workload.
Preferably, the attracting magnet is a magnetic seat with a magnetic switch.
Preferably, the template is horizontally arranged and connected to the upper end surface of the adsorption magnet.
Preferably, a cantilever plate horizontally arranged is fixed at the upper end of the adsorption magnet, and the template is fixed on the cantilever plate.
Preferably, the flame baffle plate is an L-shaped flame baffle plate, one right-angle side of the L-shaped flame baffle plate is connected between the cantilever plate and the upper end surface of the adsorption magnet, and the other right-angle side is perpendicular to the cantilever plate.
As a further improvement, the manual cutting curve profiling also comprises a cutting speed guide arranged on the profiling plate, wherein the cutting speed guide comprises a cutting speed guide post which is movably arranged along the track line of the sample plate surface, and the cutting speed guide post realizes the movement along the track line of the sample plate surface through a flexible synchronous traction belt connected with the cutting speed guide post and a stepping motor connected with the flexible synchronous traction belt.
Preferably, the master plate comprises an upper template, a middle cam plate and a lower template which are sequentially assembled in an up-down overlapping way, wherein the upper template and the lower template are respectively provided with a template surface, the edges of the upper template and the lower template are mutually aligned up and down, and the peripheral edges of the middle cam plate are arranged in a retracted way relative to the upper template and the lower template; the flexible synchronous traction belt is sleeved on the periphery of the middle cam plate and is in sliding contact with the periphery of the middle cam plate, the stepping motor is fixed on the upper sample plate, a synchronous gear is fixed on a motor shaft of the stepping motor, and the synchronous gear is meshed with the flexible synchronous traction belt.
When the cutting speed guide device works, the stepping motor drives the synchronous gear on the motor shaft to rotate, and the synchronous gear pulls the flexible synchronous traction belt to generate sliding motion relative to the middle cam plate. When cutting the steel plate, the flame cutting gun leans against the cutting speed guide post and moves along the track line of the sample plate surface, so that the cutting can be realized at a constant speed, and the defect that the cutting quality is reduced due to uneven cutting speed in the traditional manual cutting is overcome.
Preferably, the flexible synchronous traction belt is a stainless steel flexible synchronous traction belt, annular sliding grooves used for positioning two sides of the stainless steel flexible synchronous traction belt are respectively arranged on the upper sample plate and the lower sample plate, and two sides of the stainless steel flexible synchronous traction belt are respectively positioned in the annular sliding grooves.
In the invention, the stepping motor is connected with the controller.
Preferably, a high-temperature-resistant lubricant is arranged between the flexible synchronous traction belt and the annular chute and between the flexible synchronous traction belt and the middle cam plate.
A manual cutting method of a manual cutting curve profiling comprises the following steps:
(1) Fixing a template on a steel plate to be cut through an adsorption magnet;
(2) Setting a cutting speed by a controller;
(3) Starting a flame cutting gun, starting a stepping motor to drive a cutting speed guide post to move along a track line of a template surface according to a set cutting speed;
(4) And (3) manually cutting the steel plate, holding a flame cutting gun during cutting, enabling the head cutting nozzle to be vertically aligned with the steel plate to be cut, enabling the outer circle of the head cutting nozzle to contact the template surface and lean against the cutting speed guide post, and enabling the flame cutting gun to move along the track line of the template surface along with the cutting speed guide post so as to cut a curve profile on the steel plate at a constant cutting speed.
The beneficial effects of the invention are as follows:
Firstly, according to the manual cutting curve profiling and the manual cutting method, the profiling plate is fixed on the steel plate through the adsorption magnet, the flame cutting gun is held by hand to enable the excircle of the head cutting nozzle of the profiling plate to be flat on the sample plate surface of the profiling plate, and meanwhile, the flame cutting gun moves along the sample plate surface and cuts the steel plate, so that a smooth line type can be cut.
Secondly, according to the manual cutting curve profiling and the manual cutting method, when the cutting speed guide works, the stepping motor drives the synchronous gear on the motor shaft to rotate, and the synchronous gear pulls the flexible synchronous traction belt to generate sliding motion relative to the middle cam plate. When cutting the steel plate, the flame cutting gun leans against the cutting speed guide post and moves along the track line of the sample plate surface, so that the cutting can be realized at a constant speed, and the defect that the cutting quality is reduced due to uneven cutting speed in the traditional manual cutting is overcome.
Drawings
FIG. 1 is a schematic view of a manual cutting profile modeling of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of a further improvement over FIG. 1 (with the addition of a cutting speed guide);
FIG. 4 is a top view (cross-sectional view) of FIG. 3;
FIG. 5 is an enlarged partial view of FIG. 3;
Fig. 6 is a schematic view of the structure in which the outer circle of the head cutting torch of the flame cutting gun is flattened against the sample plate surface and the cutting speed guide post and moves together with the cutting speed guide post under the traction of the flexible synchronous traction belt during cutting.
In the figure: 1. the device comprises a template plate, 2, an adsorption magnet, 3, a flame baffle plate, 4, a template surface, 5, a cantilever plate, 6, a connecting screw, 7, a cutting speed guide post, 8, a flexible synchronous traction belt, 9, a stepping motor, 10, an upper template, 11, an intermediate cam plate, 12, a lower template, 13, a synchronous gear, 14, a controller, 15, an annular chute, 16 and a flame cutting gun.
Detailed Description
The following describes the embodiments of the present invention further with reference to the drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present invention, and are not intended to limit the scope of the present invention.
Example 1:
Referring to fig. 1 to 6, an embodiment of a manual cutting curve template according to the present invention includes a template 1, an adsorption magnet 2, and a flame baffle 3 for protecting the adsorption magnet 2, wherein a template surface 4 for positioning a flame cutting gun 16 flat to form a cutting feed path is provided on the template 1, the template 1 is fixedly connected with the adsorption magnet 2, and the flame baffle 3 is provided on a side of the adsorption magnet 2 close to the template surface 4.
When the flame cutting device is used, the template 1 is fixed on a steel plate through the adsorption magnet 2, the outer circle of the cutting nozzle at the head of the flame cutting gun 16 is flatly supported on the template surface 4 of the template 1, and meanwhile, the flame cutting gun 16 moves along the template surface 4 to cut the steel plate, so that the smooth line type can be cut out, and compared with the traditional manual cutting, the flame cutting device is good in forming quality, rapid in cutting and greatly reduced in polishing and repairing workload.
Preferably, the attracting magnet 2 is a magnetic base with a magnetic switch.
Preferably, the template 1 is horizontally disposed and connected to the upper end surface of the attracting magnet 2.
Preferably, a cantilever plate 5 horizontally arranged is fixed at the upper end of the adsorption magnet 2, and the template 1 is fixed on the cantilever plate 5.
Preferably, the flame-retaining plate 3 is an L-shaped flame-retaining plate, and one right-angle side of the L-shaped flame-retaining plate 3 is connected between the cantilever plate 5 and the upper end surface of the adsorption magnet 2, and the other right-angle side is perpendicular to the cantilever plate 5.
As a further improvement, a manual cutting profile modeling of the present embodiment further includes a cutting speed guide provided on the modeling board 1, the cutting speed guide including a cutting speed guide post 7 provided to move along the trajectory of the modeling board surface 4, the cutting speed guide post 7 effecting movement along the trajectory of the modeling board surface 4 by a flexible synchronous traction belt 8 connected to the cutting speed guide post 7, and a stepping motor 9 connected to the flexible synchronous traction belt 8.
Preferably, the master plate 1 includes an upper template 10, an intermediate cam plate 11 and a lower template 12 which are assembled in a stacked manner in sequence, the upper template 10 and the lower template 12 are respectively provided with the template surface 4, the edges of the upper template 10 and the lower template 12 are aligned up and down, and the peripheral edges of the intermediate cam plate 11 are arranged in a retracted manner relative to the upper template 10 and the lower template 12; the flexible synchronous traction belt 8 is sleeved on the periphery of the middle cam plate 11 and is in sliding contact with the periphery of the middle cam plate 11, the stepping motor 9 is fixed on the upper sample plate 10, a synchronous gear 13 is fixed on a motor shaft of the stepping motor, and the synchronous gear 13 is meshed with the flexible synchronous traction belt 8.
When the cutting speed guide works, the stepping motor 9 drives the synchronous gear 13 on the motor shaft to rotate, and the synchronous gear 13 pulls the flexible synchronous traction belt 8 to generate sliding motion relative to the middle cam plate 11, and the cutting speed guide post 7 generates movement along the track line of the template surface 4 because the flexible synchronous traction belt 8 is provided with the cutting speed guide post 7, and the moving speed of the cutting speed guide post 7 is determined by the rotating speed of the stepping motor 9. When cutting the steel plate, the flame cutting gun 16 is abutted against the cutting speed guide post 7 and moves along the track line of the template surface 4, so that the cutting can be realized at a constant speed, and the defect that the cutting quality is reduced due to uneven cutting speed in the traditional manual cutting process is overcome.
Preferably, the flexible synchronous traction belt 8 is a stainless steel flexible synchronous traction belt, the upper sample plate 10 and the lower sample plate 12 are respectively provided with an annular chute 15 for positioning two sides of the stainless steel flexible synchronous traction belt, and two sides of the stainless steel flexible synchronous traction belt are respectively positioned in the annular chute.
In this embodiment, the stepper motor 9 is connected to the controller 14.
Preferably, a high-temperature-resistant lubricant is arranged between the flexible synchronous traction belt 8 and the annular chute 15 and between the flexible synchronous traction belt 8 and the middle cam plate 11.
Example 2:
a manual cutting method using the manual cutting profile modeling of example 1, comprising the steps of:
(1) Fixing a template 1 on a steel plate to be cut through an adsorption magnet 2;
(2) The cutting speed is set by the controller 14;
(3) Starting a flame cutting gun 16, starting a stepping motor 9 to drive a cutting speed guide post 7 to move along a track line of the template surface 4 according to a set cutting speed;
(4) The manual cutting of the steel sheet is performed by holding the flame cutting gun 16 while cutting and vertically aligning the head cutting torch thereof with the steel sheet to be cut while bringing the outer circumference of the head cutting torch thereof into contact with the sample plate surface 4 and against the cutting speed guide post 7, the flame cutting gun 16 moving along the trajectory of the sample plate surface 4 along with the cutting speed guide post 7 to cut a curved profile on the steel sheet at a constant cutting speed.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (6)
1. The manual cutting curve profiling is characterized by comprising a profiling plate, an adsorption magnet and a flame baffle plate for protecting the adsorption magnet, wherein a template surface for horizontally positioning a flame cutting gun to form a cutting feed track is arranged on the profiling plate, the profiling plate is fixedly connected with the adsorption magnet, and the flame baffle plate is arranged on one side, close to the template surface, of the adsorption magnet; the cutting speed guide comprises a cutting speed guide post which is arranged along the track line of the template surface, and the cutting speed guide post moves along the track line of the template surface through a flexible synchronous traction belt connected with the cutting speed guide post and a stepping motor connected with the flexible synchronous traction belt; the master plate comprises an upper template, a middle cam plate and a lower template which are sequentially assembled in an up-down overlapping mode, wherein the template surfaces are respectively arranged on the upper template and the lower template, the edges of the upper template and the lower template are mutually aligned up and down, and the peripheral edges of the middle cam plate are arranged in a retracted mode relative to the upper template and the lower template; the flexible synchronous traction belt is sleeved on the periphery of the middle cam plate and is in sliding contact with the periphery of the middle cam plate, the stepping motor is fixed on the upper sample plate, a synchronous gear is fixed on a motor shaft of the stepping motor, and the synchronous gear is meshed with the flexible synchronous traction belt; annular sliding grooves for positioning two sides of the flexible synchronous traction belt are respectively arranged on the upper sample plate and the lower sample plate, and two sides of the flexible synchronous traction belt are respectively positioned in the annular sliding grooves; the magnet is a magnetic seat with a magnetic switch, and the template is horizontally arranged and connected to the upper end face of the magnet.
2. The manual cutting curve fence according to claim 1, wherein a cantilever plate horizontally arranged is fixed to the upper end of the attracting magnet, and the fence plate is fixed to the cantilever plate.
3. The manual cutting profile modeling of claim 2, wherein the flame stop is an L-shaped flame stop, and one right-angle side of the L-shaped flame stop is connected between the cantilever plate and the upper end surface of the attracting magnet, and the other right-angle side is perpendicular to the cantilever plate.
4. The hand-cut curve profile of claim 1, wherein the flexible synchronous traction belt is a stainless steel flexible synchronous traction belt.
5. The manual cutting profile modeling of claim 1, wherein the stepper motor is coupled to the controller.
6. A manual cutting method using the manual cutting profile modeling of any one of claims 1 to 5, comprising the steps of:
(1) Fixing a template on a steel plate to be cut through an adsorption magnet;
(2) Setting a cutting speed by a controller;
(3) Starting a flame cutting gun, starting a stepping motor to drive a cutting speed guide post to move along a track line of a template surface according to a set cutting speed;
(4) And (3) manually cutting the steel plate, holding a flame cutting gun during cutting, enabling the head cutting nozzle to be vertically aligned with the steel plate to be cut, enabling the outer circle of the head cutting nozzle to contact the template surface and lean against the cutting speed guide post, and enabling the flame cutting gun to move along the track line of the template surface along with the cutting speed guide post so as to cut a curve profile on the steel plate at a constant cutting speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910987812.2A CN110722247B (en) | 2019-10-17 | 2019-10-17 | Manual cutting curve profiling and manual cutting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910987812.2A CN110722247B (en) | 2019-10-17 | 2019-10-17 | Manual cutting curve profiling and manual cutting method |
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| Publication Number | Publication Date |
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| CN110722247A CN110722247A (en) | 2020-01-24 |
| CN110722247B true CN110722247B (en) | 2024-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910987812.2A Active CN110722247B (en) | 2019-10-17 | 2019-10-17 | Manual cutting curve profiling and manual cutting method |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4653195A (en) * | 1985-07-15 | 1987-03-31 | Esparza Joe O | Flame cutting template |
| CN203245479U (en) * | 2013-05-21 | 2013-10-23 | 金环建设集团有限公司 | H type steel opening locking flame cutting machine |
| CN203282012U (en) * | 2013-06-07 | 2013-11-13 | 新余钢铁集团有限公司 | Shape cutting machining device for large-specification chain wheel |
| CN103692053A (en) * | 2013-12-27 | 2014-04-02 | 广州中船黄埔造船有限公司 | Manual flame cutting straight profiling mould |
| CN204321367U (en) * | 2014-11-18 | 2015-05-13 | 江门市南洋船舶工程有限公司 | A kind of adjustable manual modeling cuts servicing unit |
| CN204639403U (en) * | 2015-05-13 | 2015-09-16 | 张威 | A kind of tube end face nock copying apparatus |
| CN205733357U (en) * | 2016-02-02 | 2016-11-30 | 中铁宝桥（扬州）有限公司 | Slab element U rib notch profiling flame cutting apparatus |
| CN107511882A (en) * | 2017-07-11 | 2017-12-26 | 中铁十局集团第二工程有限公司 | A kind of template is semi-automatic to cut code-spraying equipment and cutting method |
| CN108942277A (en) * | 2018-07-27 | 2018-12-07 | 广船国际有限公司 | A kind of application method of cutting auxiliary device and the device |
| CN208977032U (en) * | 2018-08-13 | 2019-06-14 | 哈尔滨市黎明锅炉容器封头有限公司 | A kind of steel plate abnormity semi-automatic cutting apparatus |
| CN211305149U (en) * | 2019-10-17 | 2020-08-21 | 中船澄西船舶修造有限公司 | Hand-cutting curve explorator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10500664B2 (en) * | 2017-05-02 | 2019-12-10 | Robert Gomez | Cutting torch guide assembly |
-
2019
- 2019-10-17 CN CN201910987812.2A patent/CN110722247B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4653195A (en) * | 1985-07-15 | 1987-03-31 | Esparza Joe O | Flame cutting template |
| CN203245479U (en) * | 2013-05-21 | 2013-10-23 | 金环建设集团有限公司 | H type steel opening locking flame cutting machine |
| CN203282012U (en) * | 2013-06-07 | 2013-11-13 | 新余钢铁集团有限公司 | Shape cutting machining device for large-specification chain wheel |
| CN103692053A (en) * | 2013-12-27 | 2014-04-02 | 广州中船黄埔造船有限公司 | Manual flame cutting straight profiling mould |
| CN204321367U (en) * | 2014-11-18 | 2015-05-13 | 江门市南洋船舶工程有限公司 | A kind of adjustable manual modeling cuts servicing unit |
| CN204639403U (en) * | 2015-05-13 | 2015-09-16 | 张威 | A kind of tube end face nock copying apparatus |
| CN205733357U (en) * | 2016-02-02 | 2016-11-30 | 中铁宝桥（扬州）有限公司 | Slab element U rib notch profiling flame cutting apparatus |
| CN107511882A (en) * | 2017-07-11 | 2017-12-26 | 中铁十局集团第二工程有限公司 | A kind of template is semi-automatic to cut code-spraying equipment and cutting method |
| CN108942277A (en) * | 2018-07-27 | 2018-12-07 | 广船国际有限公司 | A kind of application method of cutting auxiliary device and the device |
| CN208977032U (en) * | 2018-08-13 | 2019-06-14 | 哈尔滨市黎明锅炉容器封头有限公司 | A kind of steel plate abnormity semi-automatic cutting apparatus |
| CN211305149U (en) * | 2019-10-17 | 2020-08-21 | 中船澄西船舶修造有限公司 | Hand-cutting curve explorator |
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| Publication number | Publication date |
|---|---|
| CN110722247A (en) | 2020-01-24 |
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