CN103212746A - Chipless cutting device and method for steel tubes - Google Patents
Chipless cutting device and method for steel tubes Download PDFInfo
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- CN103212746A CN103212746A CN2013101258389A CN201310125838A CN103212746A CN 103212746 A CN103212746 A CN 103212746A CN 2013101258389 A CN2013101258389 A CN 2013101258389A CN 201310125838 A CN201310125838 A CN 201310125838A CN 103212746 A CN103212746 A CN 103212746A
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Abstract
The invention discloses a chipless cutting device for steel tubes. The device comprises linear motors, a trust bearing pedestal, an oblique block, a hollow main shaft, a positioning plate, a roller and two blades. The oblique block is arranged inside the hollow main shaft. The blades are connected with the hollow main shaft. The oblique block is moveably connected with the trust bearing pedestal through the roller. The trust bearing pedestal is connected with one linear motor, and the positioning plate is connected with the other linear motor. The chipless cutting method for steel tubes comprises the following steps of: 1, starting a tube cutter; 2, positioning; 3, feeding; 4, clamping; 5, cutting; 6, resetting; and 7, discharging and circulating. The production efficiency is effectively improved, the power source is protected effectively, and the service life of a transmission system is improved effectively.
Description
Technical field
The invention belongs to machining apparatus and production technology, concrete is a kind of no-chip cutting device and production technology thereof of steel pipe.
Background technology
There is chipless to be divided into according to the tubing cutting technique bits cutting and chipless cutting are arranged, and have bits to cut on the technology acuracy not only to cut low many than chipless, and be easy to generate dust, particularly in the Metal Cutting process, dust flies away in the air with pungent peculiar smell, to the operator is healthy serious harm is arranged, and also contaminated environment, the developing direction of the current cutting of chipless cutting having become.
Current, the chipless cutting utilizes the centrifugal force of balancing weight to pressurize and radial feed more, be also referred to as flexible sealed, the operation principle of this scheme is the head high speed rotating, and balancing weight and blade are connected on the fork and can rotate around bearing pin, by adjusting the position and the quality size of balancing weight, balancing weight outwards gets rid of under action of centrifugal force, make the blade radial feed and cut steel pipe, lower limit pin and upper arresting pin play position-limiting action, and extension spring resets; But this scheme radial feed pressure transient is difficult to realize effective radial feed pressure; Spacer pin is easily by impact failure; Be easy to generate burr.
Summary of the invention
Technical problem to be solved by this invention provides a kind of steel pipe no-chip cutting device and method, provides stable radial feed power, the generation of stopping burr to cutting knife.
For solving the problems of the technologies described above, a kind of steel pipe no-chip cutting device of the present invention, it comprises two linear electric motors, two groups of thrust metals, two skewbacks, hollow spindle, location-plate, two rollers and two blades, skewback is arranged on hollow spindle inside, described blade is connected with hollow spindle, skewback flexibly connects by roller and thrust metal, thrust metal links to each other with linear electric motors, location-plate is connected with another linear electric motors, and described two blades, two skewbacks, two rollers and two groups of thrust metals all are symmetrical arranged along the hollow spindle center.
Described a kind of steel pipe no-chip cutting device also comprises stripper, and described stripper is arranged on hollow spindle one end, flexibly connects with hollow spindle.
A kind of steel pipe chipless cutting method, it comprises the steps:
The first step: start pipe cutting machine; The rotational power source drives hollow spindle and rotates, and blade is thereupon around revolution;
Second step: location; Linear electric motors drive location-plate and advance, and arrive the precalculated position and begin the location, send signal;
The 3rd step: feeding; Supporting attached feed mechanism obtains locating behind the ready signal steel shaft to feeding to the positioning step of location-plate and send signal;
The 4th step: clamp; Supporting attached clamp mechanism clamps and sends signal with steel pipe after obtaining locating the signal that finishes;
The 5th step: cutting; After obtaining clamping the signal that finishes, linear electric motors advance, and thrust metal, bearing thrust begin rolling cut until cutting off steel pipe and sending signal at the effect bottom knife of skewback, roller along the guide rail radial feed;
The 6th step: reset; After obtaining signal that rolling cut finishes, linear electric motors retreat, and thrust metal bears pulling force, at the effect bottom knife of skewback, roller withdrawing radially, and send signal;
The 7th step: discharging, circulation; Linear electric motors obtain retreating behind the signal, and workpiece is blanking under the effect of stripper, next circulation beginning.
Adopt a kind of steel pipe no-chip cutting device of the present invention and method, the rotational power source need not frequent starting and parking, guarantees the continuity of steel pipe rolling cut processing, effectively enhances productivity, and effectively protects power source and improves transmission system service life; Two identical rolling blade symmetric arrangement have guaranteed the dynamic balancing of pipe cutting machine, effectively the vibrations of control impact and system; The rigidity feeding has guaranteed the validity of radially feed and withdrawing; Range of product size is wide, and the stroke by adjusting linear electric motors is to adapt to the variation of blanking length, and by adjusting the bore of location-plate and stripper, the stroke of linear electric motors is to adapt to the variation of outer diameter of steel pipes, by changing blade to adapt to the variation of thickness of steel pipe.
Description of drawings
Fig. 1 is a kind of steel pipe no-chip cutting device of the present invention structural representation
Among the figure: 1, location-plate 2, steel pipe 3, stripper 4, blade 5, hollow spindle 6, skewback 7, roller 8, thrust metal I 9, thrust metal II 10, linear electric motors I 11, linear electric motors II
The specific embodiment
Referring to accompanying drawing, a kind of steel pipe no-chip cutting device, it comprises linear electric motors I 10 and linear electric motors II 11, thrust metal I 8 and thrust metal II9, two skewbacks 6, hollow spindle 5, location-plate 1, two rollers 7 and two blades 4, skewback is arranged on hollow spindle inside, described blade is connected with hollow spindle, skewback flexibly connects by roller and thrust metal, thrust metal links to each other with linear electric motors, location-plate is connected with another linear electric motors, described two blades, two skewbacks, two rollers and two groups of thrust metals all are symmetrical arranged along the hollow spindle center.
Described a kind of steel pipe no-chip cutting device also comprises stripper 3, and described stripper is arranged on hollow spindle one end, flexibly connects with hollow spindle.
A kind of steel pipe chipless cutting method, it comprises the steps:
The first step: start pipe cutting machine; The rotational power source drives hollow spindle and rotates, and blade is thereupon around revolution;
Second step: location; Linear electric motors drive location-plate and advance, and arrive the precalculated position and begin the location, send signal;
The 3rd step: feeding; Supporting attached feed mechanism obtains locating behind the ready signal steel pipe 2 axial feedings to the positioning step of location-plate and send signal;
The 4th step: clamp; Supporting attached clamp mechanism clamps and sends signal with steel pipe after obtaining locating the signal that finishes;
The 5th step: cutting; After obtaining clamping the signal that finishes, linear electric motors advance, and thrust metal, bearing thrust begin rolling cut until cutting off steel pipe and sending signal at the effect bottom knife of skewback, roller along the guide rail radial feed;
The 6th step: reset; After obtaining signal that rolling cut finishes, linear electric motors retreat, and thrust metal bears pulling force, at the effect bottom knife of skewback, roller withdrawing radially, and send signal;
The 7th step: discharging, circulation; Linear electric motors obtain retreating behind the signal, and workpiece is blanking under the effect of stripper, next circulation beginning.
Adopt a kind of steel pipe no-chip cutting device of the present invention and method, the rotational power source need not frequent starting and parking, guarantees the continuity of steel pipe rolling cut processing, effectively enhances productivity, and effectively protects power source and improves transmission system service life; Two identical rolling blade symmetric arrangement have guaranteed the dynamic balancing of pipe cutting machine, effectively the vibrations of control impact and system; The rigidity feeding has guaranteed the validity of radially feed and withdrawing; Range of product size is wide, and the stroke by adjusting linear electric motors is to adapt to the variation of blanking length, and by adjusting the bore of location-plate and stripper, the stroke of linear electric motors is to adapt to the variation of outer diameter of steel pipes, by changing blade to adapt to the variation of thickness of steel pipe.
Claims (3)
1. steel pipe no-chip cutting device, it comprises two linear electric motors, two groups of thrust metals, two skewbacks, hollow spindle, location-plate, two rollers and two blades, it is characterized in that skewback is arranged on hollow spindle inside, described blade is connected with hollow spindle, skewback flexibly connects by roller and thrust metal, thrust metal links to each other with linear electric motors, location-plate is connected with another linear electric motors, and described two blades, two skewbacks, two rollers and two groups of thrust metals all are symmetrical arranged along the hollow spindle center.
2. a kind of steel pipe no-chip cutting device according to claim 1 is characterized in that also comprising stripper, and described stripper is arranged on hollow spindle one end, flexibly connects with hollow spindle.
3. steel pipe chipless cutting method, it comprises the steps:
The first step: start pipe cutting machine; The rotational power source drives hollow spindle and rotates, and blade is thereupon around revolution;
Second step: location; Linear electric motors drive location-plate and advance, and arrive the precalculated position and begin the location, send signal;
The 3rd step: feeding; Supporting attached feed mechanism obtains locating behind the ready signal steel shaft to feeding to the positioning step of location-plate and send signal;
The 4th step: clamp; Supporting attached clamp mechanism clamps and sends signal with steel pipe after obtaining locating the signal that finishes;
The 5th step: cutting; After obtaining clamping the signal that finishes, linear electric motors advance, and thrust metal, bearing thrust begin rolling cut until cutting off steel pipe and sending signal at the effect bottom knife of skewback, roller along the guide rail radial feed;
The 6th step: reset; After obtaining signal that rolling cut finishes, linear electric motors retreat, and thrust metal bears pulling force, at the effect bottom knife of skewback, roller withdrawing radially, and send signal;
The 7th step: discharging, circulation; Linear electric motors obtain retreating behind the signal, and workpiece is blanking under the effect of stripper, next circulation beginning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101258389A CN103212746A (en) | 2013-04-12 | 2013-04-12 | Chipless cutting device and method for steel tubes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101258389A CN103212746A (en) | 2013-04-12 | 2013-04-12 | Chipless cutting device and method for steel tubes |
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| CN103212746A true CN103212746A (en) | 2013-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013101258389A Pending CN103212746A (en) | 2013-04-12 | 2013-04-12 | Chipless cutting device and method for steel tubes |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109623925A (en) * | 2019-01-11 | 2019-04-16 | 张家港市意久机械有限公司 | A kind of automatic notch cutter |
| CN110280827A (en) * | 2019-07-22 | 2019-09-27 | 常州轻工职业技术学院 | A kind of tube body cutter device and its working method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU893413A1 (en) * | 1980-01-08 | 1981-12-30 | Грузинский Ордена Ленина И Ордена Трудового Красного Знамени Политехнический Институт Им.В.И.Ленина | Apparatus for cutting tubes |
| JPS58132411A (en) * | 1982-01-28 | 1983-08-06 | Toyota Motor Corp | Pipe cutter unit |
| CN2175052Y (en) * | 1993-10-12 | 1994-08-24 | 石家庄蓝波·环宇制冷设备有限公司 | Machine for cutting pipes producing no filings |
| CN101758285A (en) * | 2010-01-06 | 2010-06-30 | 江方 | Cutting device of pipe cutting machine tool |
| CN101767345A (en) * | 2009-12-25 | 2010-07-07 | 广东联塑机器制造有限公司 | Chipless reducer pipe cutting machine and cutting method thereof |
| CN202241407U (en) * | 2011-09-22 | 2012-05-30 | 昆山市众捷塑料机械有限公司 | Tool feeding mechanism of chipless cutting machine |
-
2013
- 2013-04-12 CN CN2013101258389A patent/CN103212746A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU893413A1 (en) * | 1980-01-08 | 1981-12-30 | Грузинский Ордена Ленина И Ордена Трудового Красного Знамени Политехнический Институт Им.В.И.Ленина | Apparatus for cutting tubes |
| JPS58132411A (en) * | 1982-01-28 | 1983-08-06 | Toyota Motor Corp | Pipe cutter unit |
| CN2175052Y (en) * | 1993-10-12 | 1994-08-24 | 石家庄蓝波·环宇制冷设备有限公司 | Machine for cutting pipes producing no filings |
| CN101767345A (en) * | 2009-12-25 | 2010-07-07 | 广东联塑机器制造有限公司 | Chipless reducer pipe cutting machine and cutting method thereof |
| CN101758285A (en) * | 2010-01-06 | 2010-06-30 | 江方 | Cutting device of pipe cutting machine tool |
| CN202241407U (en) * | 2011-09-22 | 2012-05-30 | 昆山市众捷塑料机械有限公司 | Tool feeding mechanism of chipless cutting machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109623925A (en) * | 2019-01-11 | 2019-04-16 | 张家港市意久机械有限公司 | A kind of automatic notch cutter |
| CN109623925B (en) * | 2019-01-11 | 2024-04-09 | 张家港市意久机械有限公司 | Automatic slotting machine |
| CN110280827A (en) * | 2019-07-22 | 2019-09-27 | 常州轻工职业技术学院 | A kind of tube body cutter device and its working method |
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Application publication date: 20130724 |