CN210115590U - Three-dimensional five-axis 3D laser cutting machine's laser cutting head - Google Patents
Three-dimensional five-axis 3D laser cutting machine's laser cutting head Download PDFInfo
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- CN210115590U CN210115590U CN201920466501.7U CN201920466501U CN210115590U CN 210115590 U CN210115590 U CN 210115590U CN 201920466501 U CN201920466501 U CN 201920466501U CN 210115590 U CN210115590 U CN 210115590U
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Abstract
The utility model discloses a laser cutting head of three-dimensional five-axis 3D laser cutting machine, the cutting head comprises a mounting frame, the mounting frame comprises a portal frame, a Y-axis mounting frame and a Z-axis mounting frame, the portal frame is provided with a beam, through the arrangement of the Y-axis mounting frame, the Z-axis mounting frame, a C-axis pipeline and a B-axis pipeline, the laser cutting head is moved left and right in the direction of the beam of the portal frame, the portal frame is lifted up and down, and rotates along the axial direction vertical to the ground through the C-axis pipeline, and rotates along the axial direction horizontal to the ground through the B-axis pipeline, the C-axis pipeline, the B-axis pipeline and the cutting head main body are connected through a right-angle joint, and a reflector and a zoom lens component are arranged in the right-angle joint, the whole optical path of the laser cutting head is shortened, the laser energy loss is, the hollow motor, the C-axis pipeline and the B-axis pipeline form a closed light beam channel, and the whole sealing performance is good.
Description
Technical Field
The utility model relates to a laser cutting field, concretely relates to five three-dimensional 3D laser cutting machine's laser cutting head.
Background
The high-power laser cutting has become the middle-flow grinding column device for processing metal plates at present, and has the advantages of high processing efficiency, high precision and the like, which are popular in the market. With the improvement of the cutting requirement of a workpiece, the cutting requirement of the three-dimensional cutting is improved from two-dimensional cutting, the robot three-dimensional cutting can meet the processing work with low precision and efficiency requirements in the field by the advanced, flexible and rapid flexible processing characteristics of the robot three-dimensional cutting, but the existing common three-dimensional laser cutting machine generally processes a three-dimensional workpiece by adopting the rotation of a laser cutting head at any angle and any position in a three-dimensional space for processing devices with higher precision and efficiency requirements, especially for the cutting processing of the three-dimensional workpiece with a complex space curved surface.
However, in large-scale laser cutting equipment, the overall structure of the laser cutting head is large, the structure of the angle adjusting assembly is complex, the focusing assembly of the existing laser cutting head is arranged in a split manner with the cutting head body, the optical path distance is long, the laser energy loss rate is high, the laser cutting head is poor in sealing performance, and when a thick workpiece is cut, cutting gas and laser are often required to cut in a coordinated manner, so that the important condition for ensuring the cutting efficiency of the laser cutting head is to ensure the air tightness of the laser cutting head.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a five 3D laser cutting machine's of three-dimensional five-axis laser cutting head provides a comparatively compact multidimension pivoted laser cutting head structure, better realization laser cutting head's gas tightness to make laser light path more shortcut, reduce the laser energy loss.
In order to achieve the above object, the utility model provides a laser cutting head of three-dimensional five-axis 3D laser cutting machine, the cutting head includes a mounting bracket, the mounting bracket includes portal frame, Y axle mounting bracket and Z axle mounting bracket, this portal frame is provided with the crossbeam, Y axle mounting bracket and crossbeam sliding connection, Z axle mounting bracket is at the vertical direction sliding connection of Y axle mounting bracket, be provided with first driving motor on the portal frame, this first driving motor drives Y axle mounting bracket and slides on the crossbeam, Y axle mounting bracket is provided with second driving motor, this second driving motor drives Z axle mounting bracket and slides in the vertical direction of Y axle mounting bracket, still include laser generator, focus optical component, connecting line subassembly and cutting head main part, laser generator is fixed to be set up on Y axle mounting bracket, the connecting line both ends are connected with laser generator's laser channel and cutting head main part respectively and form a laser beam passageway, the focusing optical assembly is arranged in a connecting pipeline, the connecting pipeline comprises a C-axis pipeline rotatably arranged on the Z-axis mounting frame and a B-axis pipeline connected to the other end of the C-axis pipeline, a first right-angle joint is arranged between the B-axis pipeline and the C-axis pipeline, the B-axis pipeline is perpendicular to the C-axis pipeline, a second right-angle joint is arranged between the B-axis pipeline and the cutting head main body, the B-axis pipeline and the cutting head main body are perpendicular to each other through a second right-angle joint, the second right-angle joint is rotatably connected with the B-axis pipeline, a reflector is arranged in the first right-angle joint, a zoom lens assembly is arranged in the second right-angle joint, a first hollow motor is arranged on the Z-axis mounting frame, the first hollow motor is connected with the C-axis pipeline and used for driving the C-axis pipeline, the C-axis pipeline comprises a sealing sleeve, this seal cover and mounting bracket fixed connection, the first hollow motor of inner skleeve fixed connection to rotate with the mounting bracket and be connected, seal cover one end fixed connection is on the mounting bracket, and the seal cover other end and first right angle joint sealing connection, the seal cover both ends are provided with first sealing washer and second sealing washer, be provided with second hollow motor in the B central siphon way, this second hollow motor and second right angle joint connection for it rotates to drive second right angle joint.
As a further improvement, the second right-angle joint is including the location arm, and this location arm sets up the periphery wall at B axle pipeline to rotate with the periphery wall of B axle pipeline and be connected, the relative second right-angle joint dorsad cutting head body one side of location arm sets up, be provided with a plurality of annular positioning groove on the periphery wall of B axle pipeline, a plurality of annular positioning groove parallel arrangement, the location arm is provided with the ball that matches with a plurality of annular positioning groove position, and a plurality of ball is contradicted with annular positioning groove's cell wall and is rolled.
As a further improvement, the outer wall surface of the seal cover is provided with a joint mounting seat, be provided with circuit joint and air circuit joint on the joint mounting seat, circuit joint and air circuit joint all are provided with first interface and second interface, electrical control cabinet circuit and cutting head circuit are connected respectively to first interface and second interface.
As a further improvement, be provided with on the mounting bracket and be used for preventing that the second right angle joint way oversteers and leads to excessive winding first protection machanism, this first protection machanism includes second force sensor and second control module, second force sensor is provided with the second extension spring, the electrical control cabinet circuit is provided with the hoop of fixing at its perisporium, and this second extension spring connects the hoop, second force sensor transfer signal gives second control module, second control module conveying electric signal is for first hollow motor, and this second control module is set for the pulling force threshold value, and when second force sensor's detected value was greater than the pulling force threshold value, the first hollow motor stall of second control module control.
As a further improvement, first protection machanism is still including the second mount pad and the second positioning seat that is used for fixed electrical control cabinet circuit, be provided with the second guide rail on the second mount pad, second positioning seat and second guide rail sliding connection, the hoop is fixed on the second positioning seat, the second positioning seat is connected to second extension spring one end.
As a further improvement of the utility model, be provided with first tow chain on the mounting bracket first tow chain is the bellows of deformability, is provided with the chamber that holds that supplies the electrical control cabinet circuit to pass in this bellows, should hold the chamber including import and export, the mounting bracket is equipped with and is used for direction support piece, and this direction support piece is used for contradicting with first tow chain, first tow chain is the setting of U type, and direction support piece downwardly extending is walked around to this first tow chain one end, and this first tow chain is the upper end arch form, and this tow chain main part downwardly extending department is the export.
As a further improvement of the utility model, the first tow chain is provided with a branching frame at the inlet, and the branching frame is separated into a plurality of inlet channels in a fence-shaped manner.
As a further improvement, the separated time frame includes frame and a plurality of division board, and a plurality of division board sets up in the passageway of frame side by side, the division board side direction is provided with two slide blocks, the frame is provided with the second spout that extends along division board array direction, slide block and second spout sliding connection.
The utility model provides a laser cutting head, through Y axle mounting bracket, Z axle mounting bracket, C axle pipeline and B central siphon way, realize that laser cutting head removes about portal frame crossbeam direction, ascending and descending of portal frame upper and lower side, and rotate along the axial on perpendicular ground through C central siphon way, and rotate along the axial on level and ground through B central siphon way, connect through right angle joint between C axle pipeline and B central siphon way and the cutting head main part, and through set up speculum and zoom lens subassembly in right angle joint, realize that its whole light path route shortens, reduce the laser energy loss, and compact structure on the whole, C axle pipeline and B central siphon way realize the drive rotation through connecting the cavity motor, cavity motor and C axle pipeline and B central siphon way form an inclosed beam passage, its overall leakproofness is good.
Drawings
Fig. 1 is a schematic view of the installation structure of the present invention;
fig. 2 is a schematic view of another view angle of the installation structure of the present invention;
FIG. 3 is a schematic view of the installation structure of the cutting head of the present invention;
FIG. 4 is a schematic view of the internal structure of the shaft tube C of the present invention;
FIG. 5 is a schematic view of the installation structure of the partition plate;
FIG. 6 is a schematic view of the mounting structure of the second right-angle joint and the B-axis pipeline.
Description of the drawings: b1, a portal frame; b2, Y-axis mounting rack; b3, a Z-axis mounting rack; b4, a beam; b5, a first driving motor; b6, a second crash block; b7, a second driving motor; b8, a third collision prevention block; b11, a laser generator; b13, cutting head body; b14, C-axis pipeline; b15, B-axis pipeline; b16, a first right-angle joint; b17, a second right-angle joint; b20, a first hollow motor; b21, a second hollow motor; b201, sealing sleeves; b211, an inner sleeve; b22, a first sealing ring; b23, a second sealing ring; b24, a joint mounting seat; b25, a circuit connector; b26, an air passage joint; b27, a first interface; b28, a second interface; b29, an electric control cabinet circuit; b30, cutting head line; b31, positioning arm; b32, annular positioning groove; b33, balls; b34, a second tension sensor; b35, a second control module; b36, a second tension spring; b37, a hoop; b38, a second positioning seat; b39, a second guide rail;
b101, a first drag chain; b102, a guide support; b103, an inlet; b104, an outlet; b105, a branching frame; b106, a frame; b107, a partition plate; b108, a sliding plate; b109, a second chute.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings, examples and effect examples, without limiting the present invention.
As shown in fig. 1-6, a laser cutting head of a three-dimensional five-axis 3D laser cutting machine comprises a mounting frame, the mounting frame comprises a portal frame b1, a Y-axis mounting frame b2 and a Z-axis mounting frame b3, the portal frame b1 is transversely arranged above a workbench, the portal frame b1 is provided with a vertical column and a cross beam b4, the vertical column is arranged on two sides of the workbench and supports a cross beam b4, the Y-axis mounting frame b2 is slidably connected with the cross beam b4, a guide rail is arranged on the cross beam b4, preferably, the Y-axis mounting frame b2 is slidably connected with the cross beam b4 by arranging a lead screw nut, the Z-axis mounting frame b3 is slidably connected with the Y-axis mounting frame b2 in the vertical direction, a first driving motor b5 is arranged on the portal frame b1, the first driving motor b5 drives the lead screw to rotate, the Y-axis mounting frame b2 slides on the cross beam b4, the Y-axis mounting frame b2 is provided with a guide rail for sliding of the, preferably, the Z-axis mounting bracket B3 is slidably connected with the Y-axis mounting bracket B2 by providing a lead screw nut, the Z-axis mounting bracket B3 is driven to slide in the vertical direction of the Y-axis mounting bracket B2 by providing a second driving motor B7 to drive the lead screw to rotate, the cutting head further comprises a laser generator B11, a focusing optical assembly, a connecting pipeline assembly and a cutting head body B13, the laser generator B11 is fixedly arranged on the Y-axis mounting bracket B2, two ends of the connecting pipeline are respectively connected with a laser channel of the laser generator B11 and a cutting head body B13 to form a laser beam channel, the focusing optical assembly is arranged in the connecting pipeline, the connecting pipeline comprises a C-axis pipeline B14 rotatably arranged on the Z-axis mounting bracket B3 and a B-axis pipeline B15 connected to the other end of the C-axis pipeline B14, a first right-angle joint B16 is arranged between the B15 and the C-axis pipeline B14, the B-axis tube B15 is vertically arranged with the C-axis tube B14, a second right-angle joint B17 is arranged between the B-axis tube B15 and the cutting head body B13, the B-axis tube B15 and the cutting head body B13 are vertically arranged through a second right-angle joint B17, the second right-angle joint B17 is rotatably connected with the B-axis tube B15, the laser cutting head moves left and right in the direction of the cross beam B4 of the portal frame B1 through the Y-axis mounting bracket B2, the Z-axis mounting bracket B3, the C-axis tube B14 and the B-axis tube B15, the lifting of the portal frame B1 in the up-down direction is realized, the axial rotation in the vertical ground direction is realized through the C-axis tube B14, the axial rotation in the horizontal and ground direction is realized through the B15, a reflector is arranged in the first right-angle joint B16, a zoom assembly is arranged in the second right-angle joint B17, a first hollow motor B3 is arranged on the Z-axis mounting bracket 3, and is used for driving the C-axis tube B3, the other end of the first hollow motor B20 is connected with a laser channel of a laser generator B11, the first hollow motor B20 is hermetically connected with a C shaft pipeline B14 and a laser generator B11, the C shaft pipeline B14 comprises a sealing sleeve B201 and an inner sleeve B211, the sealing sleeve B201 is sleeved outside the inner sleeve B211, the sealing sleeve B201 is fixedly connected with a mounting rack, the inner sleeve B211 is fixedly connected with the first hollow motor B20 and is rotationally connected with the mounting rack, one end of the sealing sleeve B201 is fixedly connected on the mounting rack, the other end of the sealing sleeve B201 is hermetically connected with a first right-angle joint B16, two ends of the sealing sleeve B201 are provided with a first sealing ring B22 and a second sealing ring B23, the B shaft pipeline B15 is internally provided with a second hollow motor B21, one end of the second hollow motor B21 is hermetically connected with a B15, the other end of the second right-angle joint B17 is hermetically connected with a second right-angle joint B17 and used, the laser generator b11 channel, the first hollow motor b20, the inner sleeve b211, the first right-angle joint b16, the C-axis pipeline b14, the second hollow motor b21 and the second right-angle joint b17 are sequentially connected in a sealing mode to form a sealing channel.
As an improved specific embodiment, the second right-angle joint B17 includes a positioning arm B31, the positioning arm B31 is disposed on the outer peripheral wall of the B-axis pipe B15 and is rotatably connected with the outer peripheral wall of the B-axis pipe B15, the positioning arm B31 is disposed opposite to the side of the second right-angle joint B17 facing away from the cutting head body, the outer peripheral wall of the B-axis pipe B15 is provided with a plurality of annular positioning grooves B32, a plurality of annular positioning grooves B32 are arranged in parallel, the positioning arm B31 is provided with a plurality of balls B33 matching with the plurality of annular positioning grooves B32, a plurality of balls B33 are abutted against and rolled against the groove wall of the annular positioning groove B32, by disposing a positioning arm B31, when the second right-angle joint B17 is rotated, the positioning arm B31 is constantly supported against the outer wall of the B15, when the second right-angle joint B17 is rotated, the weight of the cutting head body B13 itself can counteract the force of the second right-angle joint B17, so that the second right-angle connector B17 can be kept stable when rotating, and simultaneously, the sealing connection between the second hollow motor B21 and the second right-angle connector B17 in the B-axle pipeline B15 is ensured.
As an improved specific embodiment, the outer wall surface of the gland B201 is provided with a connector mounting seat B24, the connector mounting seat B24 is provided with a circuit connector B25 and a gas circuit connector B26, the circuit connector B25 and the gas circuit connector B26 are both provided with a first interface B27 and a second interface B28, the first interface B27 and the second interface B28 are respectively connected with an electric control cabinet line B29 and a cutting head line B30, the electric control cabinet line B29 is connected with an electric control cabinet and a first interface B27, the cutting head line B30 is connected with a second interface B28 and a cutting head body B13, and the connector mounting seat B24 is arranged on the outer side wall of the gland B201 to avoid the electric control cabinet line B29 from winding when the C shaft rotates and the B shaft rotates.
As an improved specific embodiment, the sealing sleeve b201 is provided with a first protection mechanism for preventing the second right-angle joint b17 from being oversteered to cause overwinding, the first protection mechanism comprises a second tension sensor b34 and a second control module b35, the second tension sensor b34 is provided with a second tension spring b36, the second tension sensor b34 detects the tension of a second tension spring b36, the cutting head line b30 is provided with a hoop b37 fixed on the outer circumferential wall thereof, the hoop b37 fixedly surrounds the cutting head line b30, the second tension spring b36 is connected with the hoop b37, the second tension sensor b34 transmits a signal to the second control module b35, the second control module b35 transmits an electric signal to a second hollow motor b21, the second control module b35 is provided with a tension threshold value, and when the detection value of the second tension sensor b34 is greater than the threshold value, the second control module b35 controls the second tension motor b21 to stop the rotation, by arranging the protection mechanism, when a control program or a worker makes mistakes, the second right-angle joint b17 oversteers to cause poor contact or air leakage of the line, after the second right-angle joint b17 rotates, the cutting line rotates along with the rotation, the cutting line pulls the second tension spring b36 of the second tension sensor b34 during rotation, after the second tension sensor b34 senses a certain value of tension, a signal is transmitted to the second control module b35, the second control module b35 judges the tension value and the set tension threshold value, the second hollow motor b21 is further controlled, and the protection effect is achieved.
As a modified specific embodiment, the first protection mechanism further comprises a second mounting seat and a second positioning seat b38 for fixing the cutting head line b30, the second mounting seat is provided with a second guide rail b39, the second positioning seat b38 is connected with the second guide rail b39 in a sliding manner, the hoop b37 is fixed on the second positioning seat b38, its hoop b37 is preferably located at the cutting head line b30 near the second b28 segment, one end of the second tension spring b36 is connected with the second positioning seat b38, and by arranging the second positioning seat b38, when the second right-angle connector b17 rotates to drive the cutting head line b30 to wind, the second positioning seat b38 follows the cutting head line b30 to wind, displace and slide, when the second positioning seat b38 slides to the middle section of the second guiding rail b39, the tension applied to the second tension spring b36 exceeds the threshold value, the second positioning seat b38 plays a role of buffering and controls the second hollow motor b21 to stop working before the cutting head line b30 receives the maximum bearable pulling force.
As a modified specific embodiment, a first drag chain b101 is arranged on the mounting rack, the first drag chain b101 is a deformable bellows, a containing cavity is arranged in the bellows for the electric control cabinet line b29 to pass through, the containing cavity comprises an inlet b103 and an outlet b104, the mounting rack is provided with a guide support b102, the guide support b102 is used for abutting against the first drag chain b101, the first drag chain b101 is arranged in a U shape, one end of the first drag chain b101 extends downwards by bypassing the guide support b102, the first drag chain b101 is in an upper end arch shape, the downward extension part of the drag chain body is the outlet b104, and the first drag chain b101 protects the electric control cabinet line b29 when the Y-axis mounting rack b2 and the Z-axis mounting rack b3 move, and plays a role of tidying and protecting the line.
As a modified specific embodiment, the first drag chain b101 is provided with a branching frame b105 at the inlet b103, the branching frame b105 is divided into a plurality of incoming line channels in a fence shape, and by arranging the branching frame b105, the lines can be classified, so that the maintenance of workers is more convenient.
As an improved specific embodiment, the distribution frame b105 includes a frame b106 and a plurality of partition plates b107, the plurality of partition plates b107 are arranged side by side in a channel of the frame b106, the partition plates b107 are laterally provided with two sliding plates b108, the frame b106 is provided with a second sliding chute b109 extending along the arrangement direction of the partition plates b107, the sliding plates b108 are slidably connected with the second sliding chute b109, and by setting the partition plates of the distribution frame b105 to be adjustable structures, after different lines are classified, the width of the incoming line channel is adjusted according to the volume of the different lines.
Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A laser cutting head of a three-dimensional five-axis 3D laser cutting machine, the cutting head comprises a mounting frame, the mounting frame comprises a portal frame (b1), a Y-axis mounting frame (b2) and a Z-axis mounting frame (b3), the portal frame (b1) is provided with a cross beam (b4), the Y-axis mounting frame (b2) is slidably connected with the cross beam (b4), the Z-axis mounting frame (b3) is slidably connected with the Y-axis mounting frame (b2) in the vertical direction, a first driving motor (b5) is arranged on the portal frame (b1), the first driving motor (b5) drives the Y-axis mounting frame (b2) to slide on the cross beam (b4), the Y-axis mounting frame (b2) is provided with a second driving motor (b7), the second driving motor (b7) drives the Z-axis mounting frame (b3) to slide in the vertical direction of the Y-axis (b2), and the laser cutting head is characterized in that: still include laser generator (B11), focusing optical assembly, connecting line subassembly and cutting head main part (B13), laser generator (B11) are fixed to be set up on Y axle mounting bracket (B2), the connecting line both ends are connected with the laser passageway and the cutting head main part (B13) of laser generator (B11) respectively and are formed a laser beam passageway, focusing optical assembly sets up in the connecting line, the connecting line is including rotating C axle pipeline (B14) and the B axle pipeline (B15) of connecting at the C axle pipeline (B14) other end that sets up on Z axle mounting bracket (B3), be provided with first right angle joint (B16) between B axle pipeline (B15) and C axle pipeline (B14), B axle pipeline (B15) and the perpendicular setting of C axle pipeline (B14), be provided with second right angle joint (B17) between B axle pipeline (B15) and cutting head main part (B13), a B-axis pipeline (B15) and a cutting head main body (B13) are vertically arranged through a second right-angle joint (B17), a second right-angle joint (B17) is rotatably connected with the B-axis pipeline (B15), a reflector is arranged in the first right-angle joint (B16), a zoom lens component is arranged in the second right-angle joint (B17), a first hollow motor (B20) is arranged on a Z-axis mounting rack (B3), the first hollow motor (B20) is connected with a C-axis pipeline (B14) and used for driving a C-axis pipeline (B14), the C-axis pipeline (B14) comprises a sealing sleeve (B201) and an inner sleeve (B211), the sealing sleeve (B201) is sleeved on the outer side of the inner sleeve (B211), the sealing sleeve (B201) is fixedly connected with a mounting rack, the mounting rack (B211) is fixedly connected with the first hollow motor (B20) and rotatably connected with the sealing rack, one end of the sealing sleeve (B201) is fixedly connected with the mounting rack, the other end of the sealing sleeve (B201) is connected with a first right-angle joint (B16) in a sealing mode, a first sealing ring (B22) and a second sealing ring (B23) are arranged at two ends of the sealing sleeve (B201), a second hollow motor (B21) is arranged in the shaft B pipeline (B15), and the second hollow motor (B21) is connected with a second right-angle joint (B17) and used for driving the second right-angle joint (B17) to rotate.
2. The laser cutting head of the three-dimensional five-axis 3D laser cutting machine according to claim 1, characterized in that the second right-angle joint (B17) comprises a positioning arm (B31), the positioning arm (B31) is arranged on the outer peripheral wall of the B-axis pipeline (B15) and is rotatably connected with the outer peripheral wall of the B-axis pipeline (B15), the positioning arm (B31) is arranged opposite to the side, facing away from the cutting head body, of the second right-angle joint (B17), a plurality of annular positioning grooves (B32) are arranged on the outer peripheral wall of the B-axis pipeline (B15), a plurality of annular positioning grooves (B32) are arranged in parallel, the positioning arm (B31) is provided with a ball (B33) matched with the positions of the plurality of annular positioning grooves (B32), and a plurality of balls (B33) are abutted against the groove walls of the annular positioning grooves (B32).
3. The laser cutting head of the three-dimensional five-axis 3D laser cutting machine according to claim 2, characterized in that a joint mounting seat (b24) is arranged on the outer wall surface of the sealing sleeve (b201), a circuit joint (b25) and a gas circuit joint (b26) are arranged on the joint mounting seat (b24), the circuit joint (b25) and the gas circuit joint (b26) are respectively provided with a first interface (b27) and a second interface (b28), and the first interface (b27) and the second interface (b28) are respectively connected with an electric control cabinet line (b29) and a cutting head line (b 30).
4. The laser cutting head of the three-dimensional five-axis 3D laser cutting machine according to claim 3, characterized in that the sealing sleeve (b201) is provided with a first protection mechanism for preventing the second right-angle joint (b17) from being oversteered to cause overwinding, the first protection mechanism comprises a second tension sensor (b34) and a second control module (b35), the second tension sensor (b34) is provided with a second tension spring (b36), the cutting head line (b30) is provided with a hoop (b37) fixed on the outer peripheral wall of the cutting head line, the second tension spring (b36) is connected with the hoop (b37), the second tension sensor (b34) transmits a signal to the second control module (b35), the second control module (b35) transmits an electric signal to the second hollow motor (b21), the second control module (b35) is set with a tension threshold value, when the detection value of the second tension sensor (b34) is greater than the tension threshold value, the second control module (b35) controls the second hollow motor (b21) to stop rotating.
5. The laser cutting head of the three-dimensional five-axis 3D laser cutting machine according to claim 4, wherein the first protection mechanism further comprises a second mounting seat and a second positioning seat (b38) for fixing a cutting head line (b30), the second mounting seat is provided with a second guide rail (b39), the second positioning seat (b38) is slidably connected with the second guide rail (b39), the hoop (b37) is fixed on the second positioning seat (b38), and one end of the second tension spring (b36) is connected with the second positioning seat (b 38).
6. The laser cutting head of the three-dimensional five-axis 3D laser cutting machine according to claim 5, characterized in that a first drag chain (b101) is arranged on the mounting frame, the first drag chain (b101) is a deformable corrugated pipe, a containing cavity is arranged in the corrugated pipe, the containing cavity is used for an electric control cabinet line (b29) to pass through, the containing cavity comprises an inlet (b103) and an outlet (b104), the mounting frame is provided with a guide support (b102), the guide support (b102) is used for abutting against the first drag chain (b101), the first drag chain (b101) is in a U-shaped arrangement, one end of the first drag chain (b101) extends downwards around the guide support (b102), the upper end of the first drag chain (b101) is in an arched shape, and the downward extension part of the drag chain body is the outlet (b 104).
7. The laser cutting head of the three-dimensional five-axis 3D laser cutting machine according to claim 6, characterized in that the first drag chain (b101) is provided with a branching frame (b105) at an inlet (b103), and the branching frame (b105) is divided into a plurality of incoming line channels in a fence shape.
8. The laser cutting head of the three-dimensional five-axis 3D laser cutting machine according to claim 7, characterized in that the distribution frame (b105) comprises a frame (b106) and a plurality of partition plates (b107), the plurality of partition plates (b107) are arranged side by side in a channel of the frame (b106), the partition plates (b107) are laterally provided with two sliding plates (b108), the frame (b106) is provided with second sliding grooves (b109) extending along the arrangement direction of the partition plates (b107), and the sliding plates (b108) are slidably connected with the second sliding grooves (b 109).
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114083194A (en) * | 2021-10-28 | 2022-02-25 | 上海中船临港船舶装备有限公司 | Curved surface robot welding portal |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114083194A (en) * | 2021-10-28 | 2022-02-25 | 上海中船临港船舶装备有限公司 | Curved surface robot welding portal |
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Address after: 325000 No. 4258, 3rd road, Binhai Park, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province Patentee after: Pentium laser (Zhejiang) Co.,Ltd. Address before: 325000 no.4258, 3rd road, Binhai Park, Wenzhou Economic and Technological Development Zone, Zhejiang Province Patentee before: PENTA LASER (WENZHOU) Co.,Ltd. |