CN110814542A - Laser cutting device for pipes - Google Patents

Laser cutting device for pipes Download PDF

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Publication number
CN110814542A
CN110814542A CN201911269481.5A CN201911269481A CN110814542A CN 110814542 A CN110814542 A CN 110814542A CN 201911269481 A CN201911269481 A CN 201911269481A CN 110814542 A CN110814542 A CN 110814542A
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CN
China
Prior art keywords
pipe
laser cutting
laser
chuck
cutting
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Pending
Application number
CN201911269481.5A
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Chinese (zh)
Inventor
陈顺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NANJING QUANRUI TECHNOLOGY DEVELOPMENT Co Ltd
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NANJING QUANRUI TECHNOLOGY DEVELOPMENT Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by NANJING QUANRUI TECHNOLOGY DEVELOPMENT Co Ltd filed Critical NANJING QUANRUI TECHNOLOGY DEVELOPMENT Co Ltd
Priority to CN201911269481.5A priority Critical patent/CN110814542A/en
Publication of CN110814542A publication Critical patent/CN110814542A/en
Pending legal-status Critical Current

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    • 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
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/38—Removing material by boring or cutting
    • 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
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/70—Auxiliary operations or equipment
    • B23K26/702—Auxiliary equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/24—Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves
    • B23Q17/2452—Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves for measuring features or for detecting a condition of machine parts, tools or workpieces
    • B23Q17/2471—Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves for measuring features or for detecting a condition of machine parts, tools or workpieces of workpieces

Abstract

A laser cutting device for pipes comprises a rack, a pipe pushing mechanism, a pipe detecting mechanism, a pipe fixed-length cutting mechanism and a numerical control operating system; the pipe pushing mechanism, the pipe detecting mechanism and the pipe fixed-length cutting mechanism are sequentially arranged on the rack; the length of the pipe is detected before laser cutting, the real length of the pipe to be cut is measured, and the absolute position of the pipe is measured by adopting a flexible laser ranging structure, so that the pipe is not limited by pipe abrasion and mechanical abrasion is not considered. After the flexible laser ranging, real-time compensation can be carried out through a Y axis in the laser cutting mechanism, and the cutting precision of the pipe is guaranteed. Meanwhile, the Y axis can be reused and carries out interpolation motion with the chuck, and any figure can be cut out by laser. In addition, an auxiliary clamping mechanism is arranged, so that the pipe can be corrected in an auxiliary mode and the pipe does not interfere with cutting.

Description

Laser cutting device for pipes
Technical Field
The invention belongs to the technical field of laser cutting, and relates to a laser cutting device for a pipe.
Background
With the development of industries such as mechanical hardware, building processing, sports equipment and the like, pipe processing and application are more and more common. For cutting of the pipe, the pipe is generally cut by using a grinding wheel cutting method and the like, and although the cutting method is convenient to use, the cutting efficiency is low and the precision is low. With the advent of laser cutting technology, the use of laser to cut tubing has been widely used in the processing industry. Generally, a laser cutting device usually adopts a mode of rotating a pipe and fixing a cutting head for cutting, but the mode has low production efficiency and low material utilization rate, for this reason, a mode of rotating the pipe but rotating the cutting head instead of the traditional laser pipe cutting technology is developed, and the pipe and the cutting head are synchronously and transversely fed during cutting, so that the production efficiency is improved.
The existing pipe laser cutting machine mainly comprises a T series or TA series metal pipe laser cutting machine, and the performance price ratio of the pipe laser cutting machine is high. But for the fixed-section laser cutting processing of the pipe, the use of the series of laser cutting machines is not different from the use of large and small materials. However, if only the laser cutting head is used for cutting the pipe, the feeding rotation of the pipe is manually operated, so that the requirement on the experience level of workers is strict, the yield is greatly reduced, the rejection rate is very high, and the yield is greatly reduced. Moreover, in the prior art, the precision of the laser rapid cutting of the pipe is generally +/-0.1 mm. And along with the wearing and tearing of laser cutting machine positioning mechanism, the precision error can be uncontrollable, can be bigger and bigger moreover. The precision error of a longer pipe is larger, and is generally within +/-1 mm; and can only cut the tubing and not cut any pattern on the tubing.
Therefore, how to solve the above problems is an important research content for those skilled in the art.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide a laser cutting device for a pipe
In order to achieve the above objects and other related objects, the present invention provides a laser cutting device for a tube, comprising a frame, a tube pushing mechanism, a tube detecting mechanism, a tube fixed-length cutting mechanism and a numerical control operating system; the pipe pushing mechanism, the pipe detecting mechanism and the pipe fixed-length cutting mechanism are sequentially arranged on the rack;
the pipe pushing mechanism comprises a V-shaped groove supporting mechanism for placing the pipe, a push rod in contact with the tail end of the pipe and a first servo motor for driving the push rod to horizontally push the pipe to move forwards;
the pipe detection mechanism is arranged at the front end of the pipe fixed-length cutting mechanism; the device comprises a first detection sensor and a second detection sensor; the first detection sensor and the second detection sensor are arranged at a distance along the moving direction of the pipe; and to measure the length of the tubing;
the pipe fixed-length cutting mechanism comprises a pipe clamping structure, a flexible laser ranging structure and a laser cutting mechanism; the pipe clamping structure is arranged at the rear end of the pipe detection mechanism; the pipe clamping and fixing structure comprises a chuck and a rotating mechanism for the pipe to pass through; the rotating mechanism comprises a rotating shaft and a driving motor for driving the rotating shaft to rotate; the chuck is relatively fixedly connected with the rotating shaft, and the chuck drives the pipe to rotate under the action of the rotating shaft; after the pipe passes through the clamping structure, the end part of the pipe touches the flexible laser ranging structure; the flexible laser ranging structure comprises a base, an elastic backup plate and a laser range finder, wherein the elastic backup plate is arranged on the base and can reciprocate along the X-axis direction; the laser range finder is arranged on the elastic backup plate; the laser cutting mechanism comprises a laser cutting head, a horizontal moving seat and a Y axis; the laser cutting head is fixed below the Y axis, arranged above a path through which the pipe passes and capable of vertically moving along with the Y axis; the Y axis is arranged on the horizontal moving seat in a sliding manner; a horizontal adjusting numerical control servo cylinder is arranged on the horizontal moving seat and is used for adjusting the horizontal displacement of the laser cutting head; a vertical adjusting electric servo cylinder is arranged on the Y axis and used for adjusting the vertical displacement of the laser cutting head; the laser cutting head and the rotating shaft of the chuck perform interpolation motion under the drive of the Y shaft to complete the cutting of the pipe; and the numerical control operating system is in signal connection with the pipe fixed-length cutting mechanism and the first servo motor.
In the above scheme, the following is explained:
1. in the scheme, the device further comprises an auxiliary clamping mechanism; the auxiliary clamping mechanism is arranged at the front end of the elastic backup plate; a supporting slotted hole for the pipe to pass through is formed in the middle of the auxiliary clamping mechanism; the supporting slot hole is coaxial with the chuck and the flexible laser ranging structure. The supporting groove hole is used for assisting in correcting the pipe and does not interfere with the laser cutting head; when the pipe to be cut is a short workpiece, the auxiliary clamping mechanism does not act; when the pipe to be cut is long, the end of the pipe sags or swings, and the auxiliary clamping mechanism clamps the pipe to be cut. And an induction device for stopping is arranged below the auxiliary clamping mechanism.
2. In the above scheme, the chuck is circular, the chuck comprises the buckle amalgamation of at least two and waits the circular that the pipe diameter of cutting tubular product matches for the central point that the fixed tubular product that waits to cut of calibration puts. The chuck is driven by the rotating shaft to perform interpolation motion with the Y shaft, so that fixed-length cutting of the pipe to be cut and cutting of any graph can be completed.
3. In the above scheme, the pipe pressing mechanisms are arranged beside the first detection sensor and the second detection sensor; the pipe pressing mechanism comprises a pressing block and a driving cylinder; the driving cylinder is fixed on the rack, and the action end of the driving cylinder is fixedly connected with the pressing block and drives the pressing block to move up and down along the direction perpendicular to the movement direction of the pipe.
4. In the above scheme, the section of the V-shaped groove supporting mechanism is V-shaped. The V-shaped groove supporting mechanism is suitable for pipes with different pipe diameters, and enables the pipes to be cut to move in the V-shaped groove.
5. In the above scheme, the device further comprises a material receiving structure, wherein the material receiving structure is arranged below the position between the pipe clamping and fixing structure and the flexible laser ranging structure.
6. In the scheme, the rotating shaft can drive the pipe to be cut to rotate 360 degrees. The driving motor for driving the rotating shaft to rotate is a rotating motor for reading by the grating ruler; the rotating shaft is controlled by the rotating motor adopting the reading of the grating ruler, so that the processing precision and speed can be greatly improved. The chuck is a pneumatic chuck.
The working principle of the invention is as follows: when in processing, a pipe to be cut is placed in a V-shaped groove channel on the rack, and the pipe pushing mechanism pushes the pipe to be cut with unknown length to move forwards to the pipe detecting mechanism; the pipe detection mechanism measures the actual length of the pipe to be processed (the precision error of the length of the obtained pipe is +/-0.1 mm) through a first detection sensor and a second detection sensor; after the length of a pipe to be cut is measured, the pipe pushing mechanism continues to push the end to be processed of the pipe to be cut to be pushed to the chuck of the clamping structure and penetrates through the chuck, so that the end of the pipe to be cut is in contact with an elastic backup plate in the flexible laser ranging structure, the laser range finder obtains data, real-time compensation (with the precision error being +/-0.03 mm) is carried out through the horizontal movement of the Y axis on the horizontal moving seat, a coordinate system of the pipe to be cut is determined, the Y axis can be reused after the coordinate system is determined, the laser cutting head and the chuck rotating shaft are controlled by the numerical control operating system to carry out interpolation motion, and the cutting of any graph is completed. The invention adopts laser ranging positioning, is not concerned with mechanical abrasion, and can measure absolute position. When the pipe needing to be cut is too long, an auxiliary supporting mechanism is additionally arranged on the rack and used for supporting the pipe, the pipe is prevented from deforming due to the action of gravity in the cutting process, and the cutting quality is improved. After cutting, the automatic material receiving unit carries out arranging and material receiving, and then, one-time cutting is completed.
Due to the application of the technical scheme, compared with the prior art, the invention has the following beneficial effects:
according to the laser cutting device for the pipe, provided by the invention, the length of the pipe is detected before laser cutting, the real length of the pipe to be cut is measured, and the absolute position of the pipe is measured by adopting a flexible laser ranging structure, so that the device is not limited by the abrasion of the pipe and is not influenced by mechanical abrasion. After the flexible laser ranging, real-time compensation can be carried out through a Y axis in the laser cutting mechanism, and the cutting precision of the pipe is guaranteed. Meanwhile, the Y axis can be reused and carries out interpolation motion with the chuck, and any figure can be cut out by laser. In addition, an auxiliary clamping mechanism is arranged, so that the pipe can be corrected in an auxiliary mode and the pipe does not interfere with cutting. Ensures the coincidence of the central line of the laser cutting head and the center of the pipe, ensures the processing precision, has high processing yield, and is suitable for the high-efficiency cutting processing of the pipe
The numerical control operating system is communicated with an EtherCAT bus, and the absolute value encoder bus servo motor can effectively ensure the stability, high speed and high precision of the machine.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the present invention with an auxiliary clamping structure;
FIG. 3 is a schematic cross-sectional view of an auxiliary clamping structure according to the present invention;
fig. 4 is a schematic cross-sectional view of the fastening structure of the present invention.
In the above figures: 1. a frame; 2. a pipe; 3. a push rod; 4. a first servo motor; 5. a first detection sensor; 6. a second detection sensor; 7. a compression block; 8. a driving cylinder; 9. a pipe clamping structure; 10. a flexible laser ranging structure; 101. a base; 102. an elastic backup plate; 103. a laser range finder; 11. a chuck; 111. buckling; 12. a laser cutting head; 13 a horizontal moving seat; 14. a Y axis; 15. an auxiliary clamping mechanism; 151. and supporting the slotted hole.
Detailed Description
Other advantages and capabilities of the present invention will be readily apparent to those skilled in the art from the disclosure of the present specification by describing the embodiments of the present invention with reference to the specific embodiments thereof.
Examples
As shown in fig. 1-4;
a laser cutting device for pipes comprises a frame 1, a pipe pushing mechanism, a pipe detecting mechanism, a pipe fixed-length cutting mechanism and a numerical control operating system (not shown in the figure); the pipe pushing mechanism, the pipe detecting mechanism and the pipe fixed-length cutting mechanism are sequentially arranged on the rack 1;
the pipe pushing mechanism comprises a V-shaped groove supporting mechanism for placing the pipe 2, a push rod 3 in contact with the tail end of the pipe 2 and a first servo motor 4 for driving the push rod 3 to horizontally push the pipe 2 to move forwards; the section of the V-shaped groove supporting mechanism (not shown in the figure) is V-shaped. The V-shaped groove supporting mechanism is formed by splicing two supporting plates at an included angle; the pipe 2 is placed in the V-shaped groove; the included angle of the V-shaped groove supporting mechanism is smaller than 90 degrees so as to be suitable for pipes with different pipe diameters and enable the pipe to be cut to move in the V-shaped groove.
The pipe detection mechanism is arranged at the front end of the pipe fixed-length cutting mechanism; comprises a first detection sensor 5 and a second detection sensor 6; the first detection sensor 5 and the second detection sensor 6 are arranged at a distance along the moving direction of the pipe 2; and to measure the length of the tube 2; pipe pressing mechanisms are arranged beside the first detection sensor 5 and the second detection sensor 6; the pipe pressing mechanism comprises a pressing block 7 and a driving cylinder 8; the driving cylinder 8 is fixed on the frame (not shown in the figure), wherein the frame is a schematic structure and is a frame structure, and all mechanisms are fixedly supported on the frame structure of the frame; the action end of the driving cylinder 8 is fixedly connected with the pressing block 7, and drives the pressing block 7 to move up and down along the direction vertical to the movement of the pipe 2.
The pipe fixed-length cutting mechanism comprises a pipe clamping and fixing structure 9, a flexible laser ranging structure 10 and a laser cutting mechanism; the pipe clamping structure 9 is arranged at the rear end of the pipe detection mechanism; the pipe clamping and fixing structure 9 comprises a chuck 11 for the pipe 2 to pass through and a rotating mechanism; the rotating mechanism comprises a rotating shaft (not shown in the figure) and a driving motor (not shown in the figure) for driving the rotating shaft to rotate; the chuck 11 is relatively fixedly connected with the rotating shaft, and the chuck 11 drives the pipe to rotate under the action of the rotating shaft; the rotating shaft can drive the pipe to be cut to rotate 360 degrees. Chuck 11 is circular, chuck 11 is become by the buckle 111 amalgamation of at least two with wait to cut the circular that the pipe diameter of tubular product 2 matches for the fixed central point who waits to cut tubular product 2 of calibration puts. The chuck 11 is driven by the rotating shaft to perform interpolation motion with the Y shaft 14, and can complete the cutting of any figure of the pipe 2 to be cut.
After the pipe 2 passes through the clamping structure 9, the end part of the pipe touches the flexible laser ranging structure 10; the flexible laser ranging structure comprises a base 101, an elastic backup plate 102 and a laser range finder 103, wherein the elastic backup plate 102 is arranged on the base 101 and can reciprocate along the X-axis direction; the laser range finder 103 is arranged on the elastic backup plate 102; the laser cutting mechanism comprises a laser cutting head 12, a horizontal moving seat 13 and a Y axis 14; the laser cutting head 12 is fixed below the Y-axis 14, arranged above a path through which the pipe 2 passes, and can vertically move up and down along with the Y-axis 14; the Y axis 14 is arranged on the horizontal moving seat 13 in a sliding manner; a horizontal adjusting numerical control servo cylinder (not shown in the figure) is arranged on the horizontal moving seat 13 and is used for adjusting the horizontal displacement of the laser cutting head 12; a vertical adjusting electric servo cylinder (not shown in the figure) is arranged on the Y axis 14 and is used for adjusting the vertical displacement of the laser cutting head 12; the laser cutting head 12 is driven by a Y shaft 14 to perform interpolation motion with a rotating shaft of the chuck 11, so as to complete the cutting of the pipe; the numerical control operation system is in signal connection with the pipe fixed-length cutting mechanism and the first servo motor 4.
The device also comprises an auxiliary clamping mechanism; the auxiliary clamping mechanism 15 is arranged at the front end of the elastic backup plate 102; a supporting slotted hole 151 for the pipe to pass through is formed in the middle of the auxiliary clamping mechanism; the supporting slot 151 is coaxially arranged with the chuck 11 and the flexible laser ranging structure 10. The supporting slot 151 is used to assist in calibrating the tube 2 without interfering with the laser cutting head 12; when the pipe 2 to be cut is a short workpiece, the auxiliary clamping mechanism 15 does not act; when the length of the pipe 2 to be cut is long, the end of the pipe 2 sags or swings, and the auxiliary clamping mechanism 15 clamps the pipe 2 to be cut.
The flexible laser ranging device is characterized by further comprising a material receiving structure, wherein the material receiving structure is arranged below the position between the pipe clamping and fixing structure 9 and the flexible laser ranging structure 10.
When in processing, a pipe to be cut is placed in a V-shaped groove channel on the rack, and a push rod of the pipe pushing mechanism pushes the pipe to be cut with unknown length to move forwards to the pipe detecting mechanism under the driving of a first servo motor; the pipe detection mechanism measures the actual length of the pipe to be processed (the precision error of the length of the obtained pipe is +/-0.1 mm) through the first detection sensor and the second detection sensor; after the length of a pipe to be cut is measured, a push rod of the pipe pushing mechanism continues to push the end to be processed of the pipe to be pushed to a chuck of a clamping structure and penetrates through the chuck, so that the end of the pipe to be cut is in contact with an elastic backup plate in a flexible laser ranging structure, a laser range finder obtains data, real-time compensation is carried out through horizontal movement of a Y axis on a horizontal moving seat (precision error is +/-0.03 mm), a coordinate system of the pipe to be cut is determined, the Y axis can be reused after the coordinate system is determined, a numerical control operating system controls a laser cutting head and a chuck rotating shaft to carry out interpolation motion, and the pipe to be cut protruding out of the chuck is cut (fixed length or arbitrary figure cutting); after the primary cutting is finished, the pipe pushing mechanism continues to push the pipe to be cut forward; the pipe to be cut penetrates through the chuck, so that the end part of the pipe to be cut is in contact with an elastic backup plate in the flexible laser ranging structure, the laser ranging instrument obtains data, and real-time compensation is carried out through the horizontal movement of the Y axis on the horizontal moving seat; therefore, the coordinate system of the pipe to be cut is determined, the numerical control operation system controls the laser cutting head and the chuck rotating shaft to perform interpolation motion, and the pipe to be cut protruding out of the chuck is cut by any graph. The invention adopts laser ranging positioning, is not concerned with mechanical abrasion, and can measure absolute position. When the pipe needing to be cut is too long, an auxiliary supporting mechanism is additionally arranged on the rack and used for supporting the pipe, the pipe is prevented from deforming due to the action of gravity in the cutting process, and the cutting quality is improved. After the cutting is finished, the automatic material receiving unit carries out arranging and material receiving.
According to the laser cutting device for the pipe, provided by the invention, the length of the pipe is detected before laser cutting, the real length of the pipe to be cut is measured, and the absolute position of the pipe is measured by adopting a flexible laser ranging structure, so that the device is not limited by the abrasion of the pipe and is not influenced by mechanical abrasion. After the flexible laser ranging, real-time compensation can be carried out through a Y axis in the laser cutting mechanism, and the cutting precision of the pipe is guaranteed. Meanwhile, the Y axis can be reused and carries out interpolation motion with the chuck, and any figure can be cut out by laser. In addition, an auxiliary clamping mechanism is arranged, so that the pipe can be corrected in an auxiliary mode and the pipe does not interfere with cutting.
The numerical control operating system is communicated with an EtherCAT bus, and the absolute value encoder bus servo motor can effectively ensure the stability, high speed and high precision of the machine.
The clamping structure and the pipe auxiliary clamping support mechanism are combined for use, so that the long pipe can be continuously cut; when the pipe auxiliary clamping support mechanism supports the pipe, the chuck is loosened, the rotary driving motor can realize X-direction displacement at the moment, namely, the processing station of the pipe is changed, after the processing station of the pipe is fixed, the chuck clamps the pipe, the laser cutting head continues to process the next station of the pipe, and the steps are repeated, so that the aim of continuous processing without taking down the same pipe is fulfilled, and the manpower is greatly saved; the setting of tubular product push mechanism, tubular product detection mechanism and tubular product fixed length cutting mechanism, the laser cutting head can be adjusted along the direction of Y axle and horizontal migration seat, and the axis of laser cutting head is perpendicular with the tubular product axis in the direction along Y axle and horizontal migration seat respectively for adjust the level and the axiality of tubular product, it is high to adjust the precision.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (8)

1. A laser cutting device for tubular product which characterized in that: the pipe cutting machine comprises a rack, a pipe pushing mechanism, a pipe detecting mechanism, a pipe fixed-length cutting mechanism and a numerical control operating system; the pipe pushing mechanism, the pipe detecting mechanism and the pipe fixed-length cutting mechanism are sequentially arranged on the rack;
the pipe pushing mechanism comprises a V-shaped groove supporting mechanism for placing the pipe, a push rod in contact with the tail end of the pipe and a first servo motor for driving the push rod to horizontally push the pipe to move forwards;
the pipe detection mechanism is arranged at the front end of the pipe fixed-length cutting mechanism; the device comprises a first detection sensor and a second detection sensor; the first detection sensor and the second detection sensor are arranged at a distance along the moving direction of the pipe; and to measure the length of the tubing;
the pipe fixed-length cutting mechanism comprises a pipe clamping structure, a flexible laser ranging structure and a laser cutting mechanism; the pipe clamping structure is arranged at the rear end of the pipe detection mechanism; the pipe clamping and fixing structure comprises a chuck and a rotating mechanism for the pipe to pass through; the rotating mechanism comprises a rotating shaft and a driving motor for driving the rotating shaft to rotate; the chuck is relatively fixedly connected with the rotating shaft, and the chuck drives the pipe to rotate under the action of the rotating shaft; after the pipe passes through the clamping structure, the end part of the pipe touches the flexible laser ranging structure; the flexible laser ranging structure comprises a base, an elastic backup plate and a laser range finder, wherein the elastic backup plate is arranged on the base and can reciprocate along the X-axis direction; the laser range finder is arranged on the elastic backup plate; the laser cutting mechanism comprises a laser cutting head, a horizontal moving seat and a Y axis; the laser cutting head is fixed below the Y axis, arranged above a path through which the pipe passes and capable of vertically moving along with the Y axis; the Y axis is arranged on the horizontal moving seat in a sliding manner; a horizontal adjusting numerical control servo cylinder is arranged on the horizontal moving seat and is used for adjusting the horizontal displacement of the laser cutting head; a vertical adjusting electric servo cylinder is arranged on the Y axis and used for adjusting the vertical displacement of the laser cutting head; the laser cutting head and the rotating shaft of the chuck perform interpolation motion under the drive of the Y shaft to complete the cutting of the pipe; and the numerical control operating system is in signal connection with the pipe fixed-length cutting mechanism and the first servo motor.
2. The laser cutting device for pipes according to claim 1, characterized in that: the device also comprises an auxiliary clamping mechanism; the auxiliary clamping mechanism is arranged at the front end of the elastic backup plate; a supporting slotted hole for the pipe to pass through is formed in the middle of the auxiliary clamping mechanism; the supporting slot hole is coaxial with the chuck and the flexible laser ranging structure.
3. The laser cutting device for pipes according to claim 2, characterized in that: and an induction device for stopping is arranged below the auxiliary clamping mechanism.
4. The laser cutting device for pipes according to claim 1, characterized in that: the chuck is circular, the chuck is constituteed by the buckle amalgamation of at least two and treats the circular that the pipe diameter of cutting tubular product matches for the central point that the fixed tubular product of waiting to cut of calibration puts.
5. The laser cutting device for pipes according to claim 1, characterized in that: pipe pressing mechanisms are arranged beside the first detection sensor and the second detection sensor; the pipe pressing mechanism comprises a pressing block and a driving cylinder; the driving cylinder is fixed on the rack, and the action end of the driving cylinder is fixedly connected with the pressing block and drives the pressing block to move up and down along the direction perpendicular to the movement direction of the pipe.
6. The laser cutting device for pipes according to claim 1, characterized in that: the section of the V-shaped groove supporting mechanism is V-shaped.
7. The laser cutting device for pipes according to claim 1, characterized in that: still including receiving the material structure, receive the material structure setting and be in the below of position between solid structure of tubular product card and the flexible laser rangefinder structure.
8. The laser cutting device for pipes according to claim 1, characterized in that: the driving motor for driving the rotating shaft to rotate is a rotating motor for reading by the grating ruler.
CN201911269481.5A 2019-12-11 2019-12-11 Laser cutting device for pipes Pending CN110814542A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911269481.5A CN110814542A (en) 2019-12-11 2019-12-11 Laser cutting device for pipes

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Application Number Priority Date Filing Date Title
CN201911269481.5A CN110814542A (en) 2019-12-11 2019-12-11 Laser cutting device for pipes

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Publication Number Publication Date
CN110814542A true CN110814542A (en) 2020-02-21

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110977204A (en) * 2020-03-05 2020-04-10 常州固高智能装备技术研究院有限公司 Pipe cutting and distributing system for multi-specification pipe material batch blanking and operation method thereof
CN112247372A (en) * 2020-10-13 2021-01-22 锐卡(常州)科技有限公司 Hollow chuck for laser cutting of continuously-processed metal pipe
CN112496449A (en) * 2020-11-13 2021-03-16 株洲天桥舜臣选煤机械有限责任公司 Steel structure cutting equipment capable of fixing length
CN112935527A (en) * 2021-03-11 2021-06-11 华工法利莱切焊系统工程有限公司 Chuck system for pipe cutting and laser pipe cutting equipment
CN114043096A (en) * 2021-11-21 2022-02-15 绍兴市博美机床有限公司 Special cutting machine of wheel hub of intelligence deburring
CN114523212A (en) * 2022-02-24 2022-05-24 新代科技(苏州)有限公司 Machining method based on laser pipe cutting and partition feeding machining
CN114603263A (en) * 2022-04-18 2022-06-10 江苏羿昇智能装备有限公司 Automatic-calibration anti-offset laser cutting equipment and method thereof
CN116372196A (en) * 2023-06-07 2023-07-04 泉州市东起汽车零部件有限公司 Continuous cylinder sleeve blank turning-off process and cylinder sleeve turning-off equipartition machine
CN116851932A (en) * 2023-06-25 2023-10-10 广州市西克传感器有限公司 Steel plate length measurement system based on grating

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110977204B (en) * 2020-03-05 2020-07-07 常州固高智能装备技术研究院有限公司 Pipe cutting and distributing system for multi-specification pipe material simultaneous batch blanking
CN110977204A (en) * 2020-03-05 2020-04-10 常州固高智能装备技术研究院有限公司 Pipe cutting and distributing system for multi-specification pipe material batch blanking and operation method thereof
CN112247372A (en) * 2020-10-13 2021-01-22 锐卡(常州)科技有限公司 Hollow chuck for laser cutting of continuously-processed metal pipe
CN112496449A (en) * 2020-11-13 2021-03-16 株洲天桥舜臣选煤机械有限责任公司 Steel structure cutting equipment capable of fixing length
CN112935527A (en) * 2021-03-11 2021-06-11 华工法利莱切焊系统工程有限公司 Chuck system for pipe cutting and laser pipe cutting equipment
CN114043096B (en) * 2021-11-21 2024-02-06 绍兴市博美机床有限公司 Special cutting machine of wheel hub of intelligence deburring
CN114043096A (en) * 2021-11-21 2022-02-15 绍兴市博美机床有限公司 Special cutting machine of wheel hub of intelligence deburring
CN114523212A (en) * 2022-02-24 2022-05-24 新代科技(苏州)有限公司 Machining method based on laser pipe cutting and partition feeding machining
CN114603263A (en) * 2022-04-18 2022-06-10 江苏羿昇智能装备有限公司 Automatic-calibration anti-offset laser cutting equipment and method thereof
CN116372196A (en) * 2023-06-07 2023-07-04 泉州市东起汽车零部件有限公司 Continuous cylinder sleeve blank turning-off process and cylinder sleeve turning-off equipartition machine
CN116372196B (en) * 2023-06-07 2023-08-18 泉州市东起汽车零部件有限公司 Continuous cylinder sleeve blank turning-off process and cylinder sleeve turning-off equipartition machine
CN116851932A (en) * 2023-06-25 2023-10-10 广州市西克传感器有限公司 Steel plate length measurement system based on grating
CN116851932B (en) * 2023-06-25 2024-04-05 广东西克智能科技有限公司 Steel plate length measurement system based on grating

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