CN106825842B - Cast steel riser gas cutting auxiliary device and using method - Google Patents
Cast steel riser gas cutting auxiliary device and using method Download PDFInfo
- Publication number
- CN106825842B CN106825842B CN201611110717.7A CN201611110717A CN106825842B CN 106825842 B CN106825842 B CN 106825842B CN 201611110717 A CN201611110717 A CN 201611110717A CN 106825842 B CN106825842 B CN 106825842B
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- China
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- gas cutting
- guide rails
- guide rail
- steel casting
- riser
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- 238000005520 cutting process Methods 0.000 title claims abstract description 91
- 238000000034 method Methods 0.000 title claims abstract description 14
- 229910001208 Crucible steel Inorganic materials 0.000 title description 5
- 238000005266 casting Methods 0.000 claims abstract description 55
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 52
- 239000010959 steel Substances 0.000 claims abstract description 52
- 238000005096 rolling process Methods 0.000 claims abstract description 6
- 230000000630 rising effect Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 53
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
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
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Milling Processes (AREA)
Abstract
The invention discloses a steel casting riser gas cutting auxiliary device and a using method thereof. The method comprises the first step of moving a dead head gas cutting auxiliary device of the steel casting to one side of a dead head of the steel casting to be gas cut through rolling of a roller and fixing the dead head gas cutting auxiliary device, and the 6 steps are carried out; the invention has the advantages of stable operation, safety, labor saving and the like.
Description
Technical Field
The invention belongs to the technical field of casting, and relates to a cutting auxiliary device and a using method thereof.
Background
Compared with cast iron, because molten steel has poor fluidity, large shrinkage and poor castability of cast steel, a riser is generally used for compensating liquid shrinkage and solid shrinkage of molten metal in a cavity so as to obtain a compact internal structure. The sizes of the steel castings are different, the structures of the steel castings are different, the sizes of the used risers are also different, and the sizes of the risers are even more than 1 meter, so that the difficulty in removing the risers is brought.
In actual production, the dead head of the steel casting is mainly removed by adopting an oxygen flame gas cutting mode. The riser gas cutting generally requires cutting at one time, stopping in the middle, some risers also require hot cutting, meanwhile, the oxygen flame temperature during gas cutting is generally above 2000 ℃, some risers can even reach 3000 ℃, and an operator generally holds a gas cutting gun by hand, the distance is close to the oxygen flame, the duration time for cutting off a large riser is longer, the labor intensity is high, the operator can know the situation, and the potential safety hazard is larger. Because the gas cutting torch is mostly handheld, even there is a support, the gas cutting torch can not accomplish and simply move along with the shape of rising head, therefore the very unevenness of residual trace after the rising head gas cutting cuts the cast steel body even, causes the scrapping of cast steel, and it is very troublesome to clear up the leveling liquid with the residual trace in the later stage moreover.
Therefore, the existing gas cutting method for the dead head of the steel casting has the defects of large defect, casting quality loss and casting scrapping easily caused, and meanwhile, the gas cutting operation worker has high labor intensity and large potential safety hazard.
Disclosure of Invention
The invention aims to provide the steel casting riser gas cutting auxiliary device which is simple in structure, convenient to use, safe and labor-saving.
The second purpose of the invention is to provide a using method of the steel casting riser gas cutting auxiliary device which is stable in operation, safe and labor-saving.
In order to achieve the first purpose, the invention provides a steel casting riser gas cutting auxiliary device which comprises rolling wheels, a base, a fixed rod, a lifting knob, two lifting rods, two parallel guide rails, two extension guide rails and clamps, wherein the two extension guide rails are arranged at two ends of each parallel guide rail, the extension guide rails with adjustable lengths are arranged at two ends of each parallel guide rail, each parallel guide rail is hinged with the two lifting rods through a rotating hinged support, the rotating hinged supports are in sliding fit with the parallel guide rails and the extension guide rails, each parallel guide rail is provided with one clamp, the clamps are in sliding fit with the parallel guide rails and the extension guide rails, the lifting rods are in sliding fit with the fixed rod and fixed through the lifting knob, the fixed rod is fixed on the base, and the rolling wheels are arranged at.
The outer end of each extension guide rail is provided with an anti-drop cap.
The clamp is a ferrule or a clip.
The parallel guide rail and the extension guide rail are both in a linear shape or an arc shape.
The parallel guide rail and the extension guide rail are both provided with sliding grooves, the sliding grooves of the parallel guide rail and the sliding grooves of the extension guide rail are communicated and butted, and the rotating hinged support and the clamp can slide along the sliding grooves of the parallel guide rail and the extension guide rail.
The steel casting riser gas cutting auxiliary device has the advantages of stable operation, safety, labor saving and free adjustment according to the height, the size and the placing inclination angle of the riser.
In order to achieve the second object, the use method of any one of the steel casting riser gas cutting auxiliary devices comprises the following steps:
firstly, moving a steel casting riser gas cutting auxiliary device to one side of a riser of a steel casting to be gas cut through rolling of a roller and fixing;
secondly, fixing the gas cutting gun on two parallel guide rails through two clamps;
thirdly, rotating a lifting knob according to the inclination angle of the riser cutting line of the steel casting, adjusting the heights of four lifting rods, and driving a rotating hinged support to slide and rotate along parallel guide rails and extension guide rails to enable the inclination of the two parallel guide rails to be consistent with the inclination angle of the riser cutting line of the steel casting;
fourthly, properly adjusting the length of the extension guide rail according to the size of the dead head of the steel casting to ensure that the dead head can be completely cut off when the gas cutting gun moves on the parallel guide rail and the extension guide rail;
fifthly, moving a gun mouth of the gas cutting gun to one end of a riser cutting line of the steel casting;
and sixthly, igniting flame of a gas cutting gun, driving the clamp to move on the parallel guide rail and the extension guide rail through the gas cutting gun, and enabling the gas cutting flame to stably move from one end of a riser cutting line of the steel casting to the other end of the riser cutting line, so that gas cutting of the riser of the steel casting is completed.
After the use method is adopted, the gas cutting gun moves on the parallel guide rail and the extension guide rail, so that the long-time holding is avoided, and the gas cutting process is labor-saving; in the whole gas cutting process, the gas cutting gun is very stable in moving process, so that the residual trace of the dead head after gas cutting is very flat, the subsequent cleaning is convenient, the steel casting body is prevented from being cut, and the casting scrap is reduced; the tail ends of the extension guide rails are provided with anti-falling structures which can prevent the gas cutting gun from falling off in the gas cutting process; the riser gas cutting is completed by adopting the steel casting riser gas cutting auxiliary device, so that an operator does not need to be close to gas cutting high-temperature flame for a long time, and the gas cutting process is very safe.
Drawings
The present invention will be described in further detail with reference to the following examples, which are given in conjunction with the accompanying drawings.
FIG. 1 is a schematic structural diagram of the steel casting riser gas cutting auxiliary device of the invention.
FIG. 2 is a schematic view of the application of the present invention in a state where a riser of a steel casting is horizontally placed;
FIG. 3 is a schematic view of the application of the present invention in a state where a riser of a steel casting is placed at an angle.
Detailed Description
As shown in figure 1, the feeder head gas cutting auxiliary device for the steel casting comprises a roller 1, a base 2, a fixing rod 3, a lifting knob 4, a lifting rod 5, a parallel guide rail 7, an extension guide rail 8 and a clamp 10, wherein, two parallel guide rails 7 are provided, two ends of each parallel guide rail 7 are respectively provided with an extension guide rail 8 with adjustable length, each parallel guide rail 7 is hinged with two lifting rods 5 through rotating hinged supports 6-1 and 6-2, the rotary hinged supports 6-1 and 6-2 are in sliding fit with the parallel guide rail 7 and the extension guide rail 8, each parallel guide rail 7 is provided with a clamp 10, the clamp 10 is in sliding fit with the parallel guide rail 7 and the extension guide rail 8, the lifting rod 5 is in sliding fit with the fixing rod 3 and is fixed through the lifting knob 4, the fixing rod 3 is fixed on the base 2, and the roller 1 is installed on the lower portion of the base 2.
The extension guide rail 8 can ensure that the dead head can be completely cut off when the gas cutting torch moves on the parallel guide rail 7 and the extension guide rail 8. The clamp 10 is in sliding fit with the parallel guide rail 7 and the extension guide rail 8, so that the moving process of the gas cutting gun is very stable. The rotary hinged supports 6-1 and 6-2 are in sliding fit with the parallel guide rail 7 and the extension guide rail 8, so that the horizontal guide rail 7 and the extension guide rail 8 can be fixed at a certain inclination angle, and the rotary hinged supports are suitable for gas cutting risers which are inclined at different angles. The lifting rod 5 can be freely lifted in the vertical direction. The lower part of the base 2 is provided with a roller 1 for moving.
As shown in fig. 1, the outer end of each extension rail 8 is provided with a removal prevention cap 9. The anti-drop cap 9 can prevent the gas cutting gun from slipping off in the gas cutting process.
As shown in fig. 1, the clamp 10 is a ferrule or a clip.
As shown in fig. 1, the parallel guide rail 7 and the extension guide rail 8 are both linear or arc-shaped.
As shown in fig. 1, the parallel guide rails 7 and the extension guide rails 8 are both provided with a sliding groove, the sliding groove of the parallel guide rail 7 and the sliding groove of the extension guide rail 8 are in through butt joint, and the rotary hinged supports 6-1 and 6-2 and the clamp 10 can slide along the sliding grooves of the parallel guide rails 7 and the extension guide rails 8.
As shown in fig. 2 and 3, the method for using the gas cutting auxiliary device for the riser of the steel casting comprises the following steps:
firstly, moving a steel casting riser gas cutting auxiliary device to one side of a riser 14 of a steel casting 12 to be gas cut by rolling a roller 1 and fixing the steel casting riser gas cutting auxiliary device;
secondly, fixing a gas cutting gun 11 on two parallel guide rails 7 through two clamps 10;
thirdly, rotating a lifting knob 4 according to the inclination angle of the riser cutting line 13 of the steel casting, adjusting the heights of four lifting rods 5, and driving rotating hinged supports 6-1 and 6-2 to slide and rotate along parallel guide rails 7 and extension guide rails 8, so that the inclination of the two parallel guide rails 7 is consistent with the inclination angle of the riser cutting line 13 of the steel casting;
fourthly, properly adjusting the length of the extension guide rail 8 according to the size of the dead head 14 of the steel casting 12 so as to ensure that the dead head 14 can be completely cut off when the gas cutting torch 11 moves on the parallel guide rail 7 and the extension guide rail 8;
fifthly, moving a muzzle of the gas cutting gun 11 to one end of a riser cutting line 13 of the steel casting;
and sixthly, igniting flame of a gas cutting gun 11, driving a clamp 10 to move on the parallel guide rail 7 and the extension guide rail 8 through the gas cutting gun 10, and enabling the gas cutting flame to stably move from one end of a riser cutting line 13 of the steel casting to the other end of the riser cutting line 13 to finish gas cutting of a riser 14 of the steel casting 12.
Claims (6)
1. The utility model provides a steel casting rising head gas cutting auxiliary device which characterized in that: comprises idler wheels (1), a base (2), a fixed rod (3), a lifting knob (4), lifting rods (5), parallel guide rails (7), extension guide rails (8) and clamps (10), wherein the number of the parallel guide rails (7) is two, two ends of each parallel guide rail (7) are respectively provided with one extension guide rail (8) with adjustable length, each parallel guide rail (7) is hinged with the two lifting rods (5) through rotating hinged supports (6-1 and 6-2), the rotating hinged supports (6-1 and 6-2) are in sliding fit with the parallel guide rails (7) and the extension guide rails (8), each parallel guide rail (7) is provided with one clamp (10), the clamps (10) are in sliding fit with the parallel guide rails (7) and the extension guide rails (8), the lifting rods (5) are in sliding fit with the fixed rod (3) and are fixed through the lifting knob (4), the fixed rod (3) is fixed on the base (2), and the lower part of the base (2) is provided with the roller (1);
the extension guide rail can ensure that the dead head can be completely cut off when the gas cutting gun moves on the parallel guide rail and the extension guide rail;
the clamp is in sliding fit with the parallel guide rail and the extension guide rail, so that the moving process of the gas cutting gun is very stable;
the rotary hinged supports (6-1, 6-2) are in sliding fit with the parallel guide rails and the extension guide rails, so that the horizontal guide rails and the extension guide rails can be fixed at a certain inclination angle, and the gas cutting machine is suitable for gas cutting risers which are inclined at different angles.
2. The steel casting riser gas cutting auxiliary device of claim 1, wherein: the outer end of each extension guide rail (8) is provided with an anti-drop cap (9).
3. The steel casting riser gas cutting auxiliary device is characterized in that the clamp (10) is a clamping sleeve or a clamp.
4. The steel casting riser gas cutting auxiliary device according to claim 1, characterized in that the parallel rails (8) are straight or curved.
5. The steel casting riser gas cutting auxiliary device according to claim 1, wherein sliding grooves are formed in the parallel guide rails and the extension guide rails (8), the sliding grooves of the parallel guide rails (7) are communicated with the sliding grooves of the extension guide rails (8), and the rotary hinged bases (6-1, 6-2) and the clamp (10) can slide along the sliding grooves of the parallel guide rails (7) and the extension guide rails (8).
6. The use method of the steel casting riser gas cutting auxiliary device according to any one of claims 1 to 5 is characterized by comprising the following steps:
firstly, moving a steel casting riser gas cutting auxiliary device to one side of a riser (14) of a steel casting (12) to be gas cut by rolling a roller (1) and fixing;
secondly, fixing a gas cutting gun (11) on two parallel guide rails (7) through two clamps (10);
thirdly, rotating a lifting knob (4) according to the inclination angle of the riser cutting line (13) of the steel casting to adjust four lifting rods
(5) The height of the steel casting riser is used for driving the rotary hinged supports (6-1, 6-2) to slide and rotate along the parallel guide rails (7) and the extension guide rails (8), so that the inclination of the two parallel guide rails (7) is consistent with the inclination angle of the steel casting riser cutting line (13);
fourthly, properly adjusting the length of the extension guide rail (8) according to the size of a dead head (14) of the steel casting (12) to ensure that the dead head (14) can be completely cut off when the gas cutting gun (11) moves on the parallel guide rail (7) and the extension guide rail (8);
fifthly, moving a muzzle of the gas cutting gun (11) to one end of a riser cutting line (13) of the steel casting;
and sixthly, igniting flame of a gas cutting gun (11), driving a clamp (10) to move on the parallel guide rail (7) and the extension guide rail (8) through the gas cutting gun, enabling the gas cutting flame to smoothly move from the end of a riser cutting line (13) of the steel casting to the other end, and finishing gas cutting of a riser (14) of the steel casting (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611110717.7A CN106825842B (en) | 2016-12-06 | 2016-12-06 | Cast steel riser gas cutting auxiliary device and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611110717.7A CN106825842B (en) | 2016-12-06 | 2016-12-06 | Cast steel riser gas cutting auxiliary device and using method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106825842A CN106825842A (en) | 2017-06-13 |
| CN106825842B true CN106825842B (en) | 2020-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611110717.7A Active CN106825842B (en) | 2016-12-06 | 2016-12-06 | Cast steel riser gas cutting auxiliary device and using method |
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| CN (1) | CN106825842B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108326391A (en) * | 2018-04-16 | 2018-07-27 | 莱芜钢铁集团有限公司 | A kind of cutting torch auxiliary device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09123033A (en) * | 1995-10-30 | 1997-05-13 | Tanaka Seisakusho Kk | Nc machining device |
| CN202684386U (en) * | 2012-05-25 | 2013-01-23 | 北京大合兄弟科技发展有限公司 | Gantry type numerical control cutting machine |
| CN104439214A (en) * | 2014-12-09 | 2015-03-25 | 宁夏共享铸钢有限公司 | Riser cutting aid for steel castings |
| CN205129130U (en) * | 2015-11-25 | 2016-04-06 | 天津越华机械制造有限公司 | Remove regulation formula burning torch |
| CN206343611U (en) * | 2016-12-06 | 2017-07-21 | 江苏朗锐茂达铸造有限公司 | A kind of steel-casting rising head gas cutting servicing unit |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6189844B1 (en) * | 1999-08-05 | 2001-02-20 | Chien-Kuo Chang | Keyboard support device on a desk |
| CN2501671Y (en) * | 2001-11-07 | 2002-07-24 | 吕寿彬 | Cutting machine for stone material |
| CN202017854U (en) * | 2010-12-31 | 2011-10-26 | 深圳市盛世天创传媒科技有限公司 | Camera auxiliary system |
| CN202710907U (en) * | 2012-08-21 | 2013-01-30 | 南京元鼎机电有限公司 | Wired electric-control guide rail system |
| CN105757410A (en) * | 2016-04-08 | 2016-07-13 | 绍兴文理学院 | Instrument bracket |
-
2016
- 2016-12-06 CN CN201611110717.7A patent/CN106825842B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09123033A (en) * | 1995-10-30 | 1997-05-13 | Tanaka Seisakusho Kk | Nc machining device |
| CN202684386U (en) * | 2012-05-25 | 2013-01-23 | 北京大合兄弟科技发展有限公司 | Gantry type numerical control cutting machine |
| CN104439214A (en) * | 2014-12-09 | 2015-03-25 | 宁夏共享铸钢有限公司 | Riser cutting aid for steel castings |
| CN205129130U (en) * | 2015-11-25 | 2016-04-06 | 天津越华机械制造有限公司 | Remove regulation formula burning torch |
| CN206343611U (en) * | 2016-12-06 | 2017-07-21 | 江苏朗锐茂达铸造有限公司 | A kind of steel-casting rising head gas cutting servicing unit |
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| CN106825842A (en) | 2017-06-13 |
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Address after: No. 2 Taoyuan Road, Huangtu Town, Jiangyin City, Wuxi City, Jiangsu Province, 214445 Patentee after: LEADRUN MAODA CASTING Co.,Ltd. JIANGSU Country or region after: China Patentee after: CRRC Qishuyan Locomotive and Rolling Stock Technology Research Institute Co.,Ltd. Address before: No. 2 Taoyuan Road, Huangtu Town, Jiangyin City, Wuxi City, Jiangsu Province, 214445 Patentee before: LEADRUN MAODA CASTING Co.,Ltd. JIANGSU Country or region before: China Patentee before: CRRC QISHUYAN INSTITUTE Co.,Ltd. |