CN217019068U - Precise laser pipe cutting machine - Google Patents
Precise laser pipe cutting machine Download PDFInfo
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- CN217019068U CN217019068U CN202220513589.5U CN202220513589U CN217019068U CN 217019068 U CN217019068 U CN 217019068U CN 202220513589 U CN202220513589 U CN 202220513589U CN 217019068 U CN217019068 U CN 217019068U
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- centering
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- 230000007246 mechanism Effects 0.000 claims abstract description 63
- 238000003698 laser cutting Methods 0.000 claims abstract description 32
- 230000002457 bidirectional effect Effects 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 description 9
- 239000011435 rock Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of laser cutting, in particular to a precise laser pipe cutting machine. The precise laser pipe cutting machine comprises a frame, a laser cutting head and a rotary chuck, wherein the rotary chuck is arranged on the frame through a transverse sliding mechanism positioned right below the rotary chuck; the laser cutting head is arranged on the frame through a two-way sliding module; the machine frame is also provided with a centering chuck and a clamping mechanism, and the centering chuck and the clamping mechanism are positioned between the rotating chuck and the laser cutting head in the transverse direction; the centering chuck and the rotating chuck are coaxially arranged and can synchronously rotate along with the rotating chuck, the centering chuck is provided with a centering mechanism for centering the pipe, and the centering mechanism is provided with a sliding assisting structure for reducing friction between the pipe and the centering mechanism; the clamping mechanism is used for clamping the pipe. The precision laser pipe cutting machine provided by the utility model can provide higher cutting precision and improve the product quality.
Description
Technical Field
The utility model relates to the technical field of laser cutting, in particular to a precise laser pipe cutting machine.
Background
With the development of modern industry, laser cutting technology is gradually popularized. The existing laser pipe cutting machine generally comprises a rotary chuck and a laser cutting head, wherein a pipe passes through the rotary chuck, the rotary chuck clamps the pipe during cutting, and the laser cutting head cuts a part of the pipe protruding out of the rotary chuck. In laser cutting, in order to form a trace of cut, it is necessary to move the laser cutting head relative to the pipe, which typically includes translation in the transverse, longitudinal and vertical directions and rotation about a transverse axis.
In the prior art, as shown in the laser pipe cutting machine disclosed in chinese utility model patent ZL2020216765292, the laser cutting head is installed on a three-way axle support frame, and the three-way axle support frame is responsible for providing along horizontal, vertical and vertical translation to, still be connected with on the three-way axle support frame along the vertical clamping jaw that stretches out forward, the clamping jaw is responsible for drawing the material, but such structural setting has following problem: after the laser cutting head finishes one section of cutting, the three-way shaft support returns in the transverse direction, the clamping jaw clamps the pipe and pulls the material in the transverse direction, and the cutting is continued after the material pulling. But because the clamping jaw is installed on the three-way axle support frame with the mode that stretches out forward, the clamping jaw is for the vice off-centre that transversely slides, when three-way axle support frame round trip high-speed movement, the clamping jaw that stretches out and unsettled takes place to rock easily, and in addition, the vibrations of equipment self also can lead to the clamping jaw to take place to rock, rocks the actual position that the back clamping jaw was held and has the deviation with the ideal position, and this can influence the precision of drawing the material, and then influences cutting accuracy and product quality.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a precise laser pipe cutting machine, which aims to solve the problem of cutting precision reduction caused by material pulling of a clamping jaw.
In order to achieve the aim, the utility model provides a precision laser pipe cutting machine which comprises a rack, a laser cutting head and a rotary chuck, wherein the rotary chuck is arranged on the rack through a transverse sliding mechanism positioned right below the rotary chuck, and the transverse sliding mechanism can drive the rotary chuck to slide along the transverse direction; the laser cutting head is mounted on the rack through a two-way sliding module, and the two-way sliding module can drive the laser cutting head to slide along the longitudinal direction and the vertical direction; the machine frame is also provided with a centering chuck and a clamping mechanism, and the centering chuck and the clamping mechanism are positioned between the rotating chuck and the laser cutting head in the transverse direction; the centering chuck and the rotating chuck are coaxially arranged and can synchronously rotate along with the rotating chuck, the centering chuck is provided with a centering mechanism for centering the pipe, and the centering mechanism is provided with a sliding assisting structure for reducing friction between the pipe and the centering mechanism; the clamping mechanism is used for clamping the pipe.
Further, when the rotary chuck clamps the pipe to feed, the clamping mechanism is in a loosening state; when the rotary chuck loosens the pipe and retreats, the clamping mechanism is in a clamping state.
Further, in the transverse direction, the sliding length of the transverse sliding mechanism accounts for more than 50% of the total length of the rack.
Further, the centering chuck includes the swivel mount, hollow carousel and a plurality of centering piece, the swivel mount is fixed the frame, the carousel rotates to be installed the swivel mount, the equal sliding connection of a plurality of centering pieces is in the carousel just can stretch into hollow structure, the slip direction of centering piece all points to the centre of a circle of carousel.
Furthermore, the sliding assisting structure comprises a rolling shaft which is rotatably connected with one end of the centering block close to the circle center of the turntable.
Furthermore, the clamping mechanism comprises a base fixed on the rack, a bidirectional telescopic cylinder fixed on the base and two clamping jaws respectively installed at two movable ends of the bidirectional telescopic cylinder.
Further, the two-way sliding module comprises a longitudinal module fixed on the rack and a vertical module fixed at the movable end of the longitudinal module, and the laser cutting head is installed at the movable end of the vertical module.
Furthermore, the transverse sliding mechanism comprises a sliding plate which is connected to the rack in a sliding manner, a helical rack which is fixed to the rack, and a motor which is installed on the sliding plate, wherein the output end of the motor is connected with a helical gear, the helical gear is meshed with the helical rack, and the rotating chuck is installed on the sliding plate.
According to the precision laser pipe cutting machine, the transverse sliding mechanism responsible for transverse movement is transferred to be connected with the rotary chuck, so that the rotary chuck is responsible for clamping and feeding at the same time, and the laser cutting head only moves longitudinally and vertically. It has still add the centering chuck, and the centering chuck is provided with helps smooth structure, and like this, the centering chuck can avoid taking place obvious flagging and influence the precision for one section that tubular product is close the laser cutting head by the cutting section, has also reduced and has rocked because of the tubular product that equipment vibrations arouse, because the centering chuck is provided with helps smooth structure moreover, consequently the centering chuck only can provide the function of centering and bearing, can not influence the pay-off of rotation chuck. Compared with the prior art, the feeding of this kind of accurate laser pipe cutting machine is gone on through rotary chuck, and transverse sliding mechanism installs under rotary chuck, and like this, rotary chuck has stronger rigidity, and rotary chuck can not appear great the condition of rocking, even also can resume fast appearing, the centre gripping is accurate, and the position precision of tubular product is higher, and cutting accuracy is high.
Drawings
FIG. 1 is a first perspective view of a precision laser pipe cutter of the present invention;
FIG. 2 is a schematic perspective view of a precision laser pipe cutter according to the present invention;
FIG. 3 is a perspective view of the centering chuck;
fig. 4 is a perspective view of the clamping mechanism.
[ description of reference ]
1-a frame;
2-laser cutting head, 21-bidirectional sliding module, 211-longitudinal module, and 212-vertical module;
3-rotating chuck, 31-transverse sliding mechanism, 311-sliding plate, 312-oblique rack and 313-motor;
4-centering chuck, 41-swivel mount, 42-turntable, 43-centering block and 44-roller;
5-clamping mechanism, 51-base, 52-bidirectional telescopic cylinder and 53-clamping jaw.
Detailed Description
The present invention will be described in detail with reference to specific examples.
In the present application, when directional terms are used, they are used for convenience in describing the utility model and to simplify the description, but do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and should not be construed as limiting the particular scope of the utility model.
In the present invention, unless otherwise explicitly stated or limited, when terms such as "disposed on", "connected" or "connected" are present, these terms should be interpreted broadly, for example, as being either fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meanings of the above-mentioned terms in the present invention can be understood by those skilled in the art according to specific situations.
The utility model provides a precision laser pipe cutting machine, which comprises a frame 1, a laser cutting head 2 and a rotary chuck 3, wherein the rotary chuck 3 is arranged on the frame 1 through a transverse sliding mechanism 31 positioned right below the rotary chuck 3, and the transverse sliding mechanism 31 can drive the rotary chuck 3 to slide transversely; the laser cutting head 2 is arranged on the rack 1 through a two-way sliding module 21, and the two-way sliding module 21 can drive the laser cutting head 2 to slide along the longitudinal direction and the vertical direction; the frame 1 is also provided with a centering chuck 4 and a clamping mechanism 5, and the centering chuck 4 and the clamping mechanism 5 are positioned between the rotating chuck 3 and the laser cutting head 2 in the transverse direction; the centering chuck 4 and the rotating chuck 3 are coaxially arranged and can synchronously rotate along with the rotating chuck 3, the centering chuck 4 is provided with a centering mechanism for centering the pipe, and the centering mechanism is provided with a sliding assisting structure for reducing friction between the pipe and the centering mechanism; the clamping mechanism 5 is used for clamping the pipe.
When the precision laser pipe cutting machine is used for cutting a pipe, the rotary chuck 3 clamps the pipe to realize feeding and rotation, the centering chuck 4 supports the pipe, and the rotary chuck 3 and the centering chuck 4 act together to avoid the pipe from sagging; when the rotary chuck 3 is used for feeding materials to the front end limit position, the clamping mechanism 5 clamps the pipes, the centering chuck 4 keeps supporting the pipes, the clamping mechanism 5 and the centering chuck 4 act together to position the pipes, the rotary chuck 3 loosens the pipes to retreat, the pipes are clamped again when the rotary chuck retreats to the rear end limit position, and feeding is continued.
According to the precision laser pipe cutting machine provided by the utility model, the transverse sliding mechanism 31 responsible for transverse movement is transferred to be connected with the rotary chuck 3, so that the rotary chuck 3 is simultaneously responsible for clamping and feeding, and the laser cutting head 2 only carries out longitudinal and vertical movement. It has still add centering chuck 4, and centering chuck 4 is provided with helps smooth structure, and like this, centering chuck 4 can provide the bearing for tubular product is close to one section of laser cutting head 2, avoids taking place obvious flagging and influence the precision by the cutting section, has also reduced and has rocked because of the tubular product that equipment vibrations arouses, because centering chuck 4 is provided with helps smooth structure moreover, consequently centering chuck 4 only can provide the function of centering and bearing, can not influence the pay-off of spin chuck 3.
Based on foretell structure setting and action principle, for prior art, this kind of accurate laser pipe cutting machine's pay-off goes on through rotary chuck 3, and transverse sliding mechanism 31 installs under rotary chuck 3, and like this, rotary chuck 3 has stronger rigidity, and rotary chuck 3 can not appear great the condition of rocking, even also can resume fast appearing, the centre gripping is accurate, and the position precision of tubular product is higher, and cutting accuracy is high.
In the embodiment, when the rotating chuck 3 clamps the pipe material for feeding, the clamping mechanism 5 is in a loose state; when the rotating chuck 3 loosens the pipe and retreats, the clamping mechanism 5 is in a clamping state. Preferably, the clamping mechanism 5 comprises a base 51 fixed on the frame 1, a two-way telescopic cylinder 52 fixed on the base 51, and two clamping jaws 53 respectively mounted on two movable ends of the two-way telescopic cylinder 52.
In the present embodiment, the sliding length of the lateral sliding mechanism 31 in the lateral direction accounts for 50% or more of the total length of the chassis 1. Traditional laser pipe cutting machine's lateral sliding mechanism 31 adopts sharp module, therefore its lateral sliding length only probably has 10% -20% of frame total length, when needs carry out long distance cutting to tubular product, need carry out many times and draw the material, and draw the material at every turn and must unclamp the action of tubular product and clamp tightly tubular product, can lead to the precision to lose and constantly accumulate again during this period, consequently, this scheme has increased lateral sliding motion of sliding mechanism 31, when cutting longer tubular product, reduce the number of times of unclamping tubular product and clamp tightly tubular product, improve cutting accuracy. Preferably, the transverse sliding mechanism 31 comprises a sliding plate 311 slidably connected to the frame 1, a helical gear rack 312 fixed to the frame 1, and a motor 313 installed on the sliding plate 311, an output end of the motor 313 is connected with a helical gear, the helical gear is engaged with the helical gear rack 312, and the spin chuck 3 is installed on the sliding plate 311. Of course, besides the sliding driving by means of the cooperation of the gear and the rack, the sliding driving can be realized by a mechanical mechanism such as a lead screw and nut mechanism, and similar alternatives also fall into the protection scope of the present invention.
In this embodiment, the centering chuck 4 includes a rotary seat 41, a hollow rotary disk 42 and a plurality of centering blocks 43, the rotary seat 41 is fixed on the frame 1, the rotary disk 42 is rotatably mounted on the rotary seat 41, the centering blocks 43 are all slidably connected to the rotary disk 42 and can extend into the hollow structure, and the sliding directions of the centering blocks 43 all point to the center of the rotary disk 42. Preferably, the turntable 42 is freely rotatably mounted on the rotating base 41, in which case the turntable 42 passively rotates along with the pipe, or a rotating power mechanism is provided between the turntable 42 and the rotating base 41, and the turntable 42 actively rotates synchronously with the pipe. Based on the above structure, the centering blocks 43 can be adapted to pipes of different sizes by being close to or far away from the center of the circle. Preferably, the centering blocks 43 are 4, more centering blocks 43 are arranged for centering, so that the centering precision can be improved, and the centering device can adapt to pipes with various cross-sectional shapes. The centering block 43 can be adjusted manually or by a mechanical structure, and many mechanisms capable of realizing centering in a machine tool in the prior art are not described in detail in the present application. Preferably, the sliding assisting structure comprises a roller 44 rotatably connected with one end of the centering block 43 close to the center of the turntable 42, the roller 44 is used for contacting with the pipe, and the friction resistance is low.
In this embodiment, the bidirectional sliding module 21 includes a longitudinal module 211 fixed to the frame 1 and a vertical module 212 fixed to a movable end of the longitudinal module 211, and the laser cutting head 2 is mounted on the movable end of the vertical module 212. Of course, besides the linear module to realize the sliding driving, a mechanical mechanism such as a lead screw and nut mechanism can be used to realize the sliding driving, and similar alternatives also fall into the protection scope of the present invention.
In conclusion, the precision laser pipe cutting machine provided by the utility model can provide higher cutting precision and improve the product quality.
The embodiments and features of the embodiments described above may be combined with each other without conflict.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. The utility model provides a precision laser pipe cutting machine, includes frame, laser cutting head and rotating chuck, its characterized in that:
the rotary chuck is arranged on the rack through a transverse sliding mechanism which is positioned right below the rotary chuck, and the transverse sliding mechanism can drive the rotary chuck to slide along the transverse direction;
the laser cutting head is mounted on the rack through a two-way sliding module, and the two-way sliding module can drive the laser cutting head to slide longitudinally and vertically;
the machine frame is also provided with a centering chuck and a clamping mechanism, and the centering chuck and the clamping mechanism are positioned between the rotating chuck and the laser cutting head in the transverse direction;
the centering chuck and the rotating chuck are coaxially arranged and can synchronously rotate along with the rotating chuck, the centering chuck is provided with a centering mechanism for centering the pipe, and the centering mechanism is provided with a sliding assisting structure for reducing friction between the pipe and the centering mechanism;
the clamping mechanism is used for clamping the pipe.
2. The precision laser pipe cutter of claim 1, wherein:
when the rotating chuck clamps the pipe to feed, the clamping mechanism is in a loosening state;
when the rotating chuck loosens the pipe and retreats, the clamping mechanism is in a clamping state.
3. The precision laser pipe cutter of claim 1, wherein: in the transverse direction, the sliding length of the transverse sliding mechanism accounts for more than 50% of the total length of the rack.
4. The precision laser pipe cutter of claim 1, wherein: the centering chuck comprises a rotary seat, a hollow rotary disc and a plurality of centering blocks, the rotary seat is fixed on the rack, the rotary disc is rotatably installed on the rotary seat, the centering blocks are connected in a sliding mode and can stretch into the hollow structure, and the sliding direction of the centering blocks points to the circle center of the rotary disc.
5. The precision laser pipe cutter of claim 4, wherein: the sliding assisting structure comprises a rolling shaft which is rotatably connected with one end of the centering block close to the circle center of the turntable.
6. The precision laser pipe cutter of claim 1, wherein: the clamping mechanism comprises a base fixed on the rack, a bidirectional telescopic cylinder fixed on the base and two clamping jaws respectively installed at two movable ends of the bidirectional telescopic cylinder.
7. The precision laser pipe cutter of claim 1, wherein: the bidirectional sliding module comprises a longitudinal module fixed on the rack and a vertical module fixed at the movable end of the longitudinal module, and the laser cutting head is installed at the movable end of the vertical module.
8. The precision laser pipe cutter of claim 1, wherein: the transverse sliding mechanism comprises a sliding plate, a helical rack and a motor, the sliding plate is connected to the rack in a sliding mode, the helical rack is fixed to the rack, the motor is installed on the sliding plate, the output end of the motor is connected with a helical gear, the helical gear is meshed with the helical rack, and the rotating chuck is installed on the sliding plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220513589.5U CN217019068U (en) | 2022-03-09 | 2022-03-09 | Precise laser pipe cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220513589.5U CN217019068U (en) | 2022-03-09 | 2022-03-09 | Precise laser pipe cutting machine |
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| Publication Number | Publication Date |
|---|---|
| CN217019068U true CN217019068U (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220513589.5U Active CN217019068U (en) | 2022-03-09 | 2022-03-09 | Precise laser pipe cutting machine |
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| Country | Link |
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| CN (1) | CN217019068U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117464204A (en) * | 2023-12-28 | 2024-01-30 | 广东隆信激光智能装备有限公司 | Laser cutting equipment and process |
-
2022
- 2022-03-09 CN CN202220513589.5U patent/CN217019068U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117464204A (en) * | 2023-12-28 | 2024-01-30 | 广东隆信激光智能装备有限公司 | Laser cutting equipment and process |
| CN117464204B (en) * | 2023-12-28 | 2024-03-19 | 广东隆信激光智能装备有限公司 | Laser cutting equipment and process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A precision laser pipe cutting machine Effective date of registration: 20231120 Granted publication date: 20220722 Pledgee: Guangdong Shunde Rural Commercial Bank Co.,Ltd. science and technology innovation sub branch Pledgor: Hongsheng laser technology (Foshan) Co.,Ltd. Registration number: Y2023980066312 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231211 Granted publication date: 20220722 Pledgee: Guangdong Shunde Rural Commercial Bank Co.,Ltd. science and technology innovation sub branch Pledgor: Hongsheng laser technology (Foshan) Co.,Ltd. Registration number: Y2023980066312 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A precision laser pipe cutting machine Effective date of registration: 20231213 Granted publication date: 20220722 Pledgee: Guangdong Shunde Rural Commercial Bank Co.,Ltd. science and technology innovation sub branch Pledgor: Hongsheng laser technology (Foshan) Co.,Ltd. Registration number: Y2023980071122 |