CN208358061U - A kind of laser cutting device for incising pipes - Google Patents

Abstract

The utility model belongs to laser cutting device technical field, specially a kind of laser cutting device for incising pipes, including the first main shaft, first driving device and cutting assembly, first driving device drives the first main shaft to rotate, first main shaft is equipped with the cutting channel passed through for tubing, cutting assembly includes laser cutter and turntable, laser cutter is set to the first front-end of spindle, the shaft that turntable is connect around one with the first main shaft is rotatably disposed within the outside of the first main shaft, the shaft is arranged in the same direction with the first main shaft, turntable is revolved by the shaft with the first main shaft is synchronous, laser cutter is connected with cable, one end of cable is first wrapped in the position that the first main shaft is located on front side of turntable, the other end is wrapped in the position that the first main shaft is located on rear side of turntable after bypassing turntable again, turntable under the action of cable can rotation to realize the coiling tune of cable Section, the utility model can prevent cable from fractureing in cutting, and the rotational structure of turntable is simple.

Description

A kind of laser cutting device for incising pipes

Technical field

The utility model belongs to laser cutting device technical field, and in particular to a kind of laser cutting for incising pipes Device.

Background technique

With the development of the industries such as mechanical five metals, construction processes, sports equipment, tubular object extruding is right using more and more common It is traditional in the cutting of tubing, it generallys use some mechanical processing method such as emery wheel cuts etc. and cut place is carried out to tubing Reason, although this kind of mode is easy to use, when its cutting efficiency is low, precision is low.With the rise of laser cutting technique, use at present The mode of laser cutting tubing is widely used in processing industry, in general, laser cutting device is usually all It is cut in such a way that tubing rotation and cutting head are fixed, but this kind of mode production efficiency is low, material utilization rate is low, is This, people develop the mode that tubing does not rotate and cutting head rotates come when replacing traditional laser Pipe Cutting technology, and cutting Tubing and cutting head feed synchronous horizontal, to improve production efficiency, but utilize swashing for this kind of cutting technique currently on the market During cutting head rotates, optical fiber/electrical spool (cable) easily snaps off light cutting equipment, to affect making for equipment With the service life, and the maintenance cost of equipment is correspondingly increased, therefore, researches and develops a kind of laser of incising pipes that cable is not easily broken Cutter device is very necessary.

Utility model content

The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of incising pipes that cable is not easily broken Laser cutting device.

In order to solve the above-mentioned technical problem, the utility model uses following technical scheme:

A kind of laser cutting device for incising pipes, including the first main shaft, first driving device and cutting assembly, institute The front end that cutting assembly is set to the first main shaft is stated, the first driving device drives the first main shaft to rotate, the middle part of the first main shaft Equipped with the cutting channel passed through for tubing, the cutting assembly includes laser cutter and turntable, and the laser cutter is set to First front-end of spindle and with the first main shaft synchronous rotary, the turntable can be set to the outside of the first main shaft, laser with the relative rotation Cutter is connected with cable, and cable is wrapped in the position that the first main shaft is located on front side of turntable close to a part of laser cutter, Another part is wrapped in the position that the first main shaft is located on rear side of turntable after bypassing turntable, finally connect with generating device of laser；Pipe Material enters from cutting channel rear end and stretches out from front end, and laser cutter can be around the first main shaft under the driving of first driving device Axis rotate with incising pipes, the shaft that the turntable is connect around one with the first main shaft be rotatably disposed within the first main shaft outside Side, the shaft are arranged in the same direction with the first main shaft, and the turntable is revolved by the shaft with the first main shaft is synchronous, in the work of cable With it is lower can rotation with realize cable coiling adjust.

Compared with prior art, the first main shaft is arranged in laser cutter by the utility model offer laser cutting device Front end, and the turntable for the shaft rotation that can be connect around one with the first main shaft is provided on the outside of the first main shaft, connection laser is cut The cable of cutter is first wrapped in the position that the first main shaft is located on front side of turntable, around be wrapped in again after turntable the first main shaft be located at turn Position on rear side of disk, finally connect with generating device of laser again, when the first main axis, available public affairs synchronous with the first main shaft The turntable turned is wound cable, while rotation can be achieved under the winding of the cable effect of pullling in turntable, to effectively prevent Only cable occurs the phenomenon that at random, even to knot, fracture when the first main shaft rotates, to improve the service life of equipment, separately Outside, the utility model is compared with the winding mode of conventional laser cutter device, and which simplify the rotating mechanisms of turntable, passes through utilization The mode of turntable revolution and rotation realizes that cable coiling is adjusted.

Further, the laser cutting device further includes base, and the middle part of base, which is run through, mounting hole, the mounting hole It is inside fixedly installed first sleeve, first main shaft is rotatably installed in first sleeve, and the first main shaft extends first The front end of sleeve, the part that mounting hole is extended in the first sleeve front end are arranged with second sleeve, first front-end of spindle The part for extending first sleeve is arranged with 3rd sleeve, and one end of the cable connects the laser cutter, and the other end twines Be wound on the outer surface of 3rd sleeve, around being wrapped in after turntable on the outer surface of second sleeve, then with generating device of laser connect It connects, first main shaft can be rotated together with 3rd sleeve relative to first sleeve and second sleeve.Above-mentioned set-up mode is compact-sized, The installation of first main shaft consolidates, it is smooth to rotate, and the set-up mode of second sleeve and 3rd sleeve is convenient for the winding and rotation of cable.

Further, the front end of first main shaft is connected with the mounting rack radially extended outward, the installation Frame is rotated with the first main shaft, and the laser cutter is mounted on the front side of mounting rack, and the shaft is mounted on the rear side of mounting rack, The turntable is installed in rotation in shaft, and the set-up mode of the mounting rack is easy to implement the installation of shaft and turntable, from And the winding for being conducive to cable is adjusted.Preferably, the mounting rack is circular configuration, and the laser cutting device is additionally provided with and pacifies Shelve the guide wheel for rolling cooperation；Preferably, the rear side of the mounting rack is equipped with the linking arm radially extended outward, described Shaft is fixedly mounted on the connecting arm；Preferably, in order to reduce the manufacturing cost and weight of laser cutting device, the mounting rack Equipped with the engraved structure for running through its end face；Preferably, the turntable and laser cutter are respectively arranged on the opposite sides of mounting rack, To make mounting rack guarantee that the weight of two lateral loads is suitable as far as possible when rotated, to improve stationarity.Above-mentioned set-up mode structure Rational and compact can guarantee stability when laser cutter rotation.

Further, the shaft is arranged relative to the first inclined main axes, with increase cable around before turntable with bypass On the one hand spacing after turntable on the first main shaft makes turntable adapt to winding of the cable winds in the first main shaft periphery and becomes To transition is more preferable when cable being made to bypass turntable, improves coiling effect, on the other hand prevents from leading to position since above-mentioned spacing is too small In turntable front and rear sides cable in the first main axis phase mutual friction, to keep the first main axis more smooth.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of laser cutting device

Fig. 2 is the cross-sectional view of laser cutting device

Fig. 3 is structural representation Fig. 1 of laser cutting device

Fig. 4 is structural representation Fig. 2 of laser cutting device

Fig. 5 is the angle schematic diagram of the first datum level and the second datum level

Fig. 6 is structural representation Fig. 1 of laser cutting machine

Fig. 7 is structural representation Fig. 2 of laser cutting machine

Fig. 8 is the structural schematic diagram of guiding device

Fig. 9 is the structural schematic diagram of counting device

Specific embodiment

Below in conjunction with Detailed description of the invention specific embodiment of the present utility model.

Referring to Fig. 1 to Fig. 4, the present embodiment provides a kind of laser cutting devices for incising pipes comprising base 211, the first main shaft 31, first driving device 32 and cutting assembly 33, the middle part of base 211, which is run through, mounting hole 211a, described First sleeve 212 is fixedly installed in mounting hole 211a, first main shaft 31 is rotatably installed in first sleeve 212 simultaneously Extend the front end of first sleeve 212, by bearing fit between first main shaft 31 and first sleeve 212, described first The part fixing sleeve that mounting hole 211a is stretched out in 212 front end of sleeve is equipped with second sleeve 213, and 31 front end of the first main shaft is extended The part fixing sleeve of first sleeve 212 is equipped with 3rd sleeve 214, the radial section of the second sleeve 213 and 3rd sleeve 214 It is overlapped, the first driving device 32 is preferably belt drive.

Referring to Fig. 1 to Fig. 4, the cutting assembly 33 is set to the front end of the first main shaft 31, and the first driving device 32 is driven Rotate the first main shaft 31 relative to first sleeve 212, the middle part of the first main shaft 31 is equipped with the cutting channel 311 passed through for tubing, Tubing extend out to the position of corresponding cutting assembly 33 by cutting channel 311, and the front end of first main shaft 31 is connected with along it The radially outward mounting rack 331 that side extends, the mounting rack 331 is rotated with the first main shaft 31, in a kind of specific embodiment In, the mounting rack 331 is circular configuration, and the downside of the base 211 is equipped with the guide wheel 215 that cooperation is rolled with mounting rack 331, In order to reduce manufacturing cost and reduce the weight of mounting rack, the mounting rack 331 is equipped with the engraved structure through its end face, example Such as, the mounting rack 331 is set as spoke architecture；The set-up mode rotation of the mounting rack 331 is firm, the setting of spoke architecture Mode can reduce the material cost of mounting rack 331, and mounting rack 331 can be made slimmer and more graceful, in addition can guarantee laser cutter 332 and the stability installed of turntable 333, the guide wheel 215 not only plays guiding role to mounting rack 331, but also can support Firmly mounting rack 331 keep its rotation more stable；The cutting assembly 33 is mounted on mounting rack 331,31 band of the first main shaft Dynamic mounting rack 331 and cutting assembly 33 rotate, specifically, in the cutting of a tubing, when tubing is moved to preset cutting When length, the first main shaft 31 starts and tubing synchronizing moving, and rotates along a direction and drive cutting assembly 33 around the first main shaft 31 rotate a circle incising pipes, and subsequent first main shaft 31 is moved to initial position, again move into preset cutting length to tubing When spending, the first main shaft 31 again with tubing synchronizing moving, and rotate in the reverse direction drive cutting assembly 33 around the first main shaft 31 Rotate a circle incising pipes, and subsequent first main shaft 31 is moved to initial position and waits and cuts next time, and so circulation is realized just Reversed intermittent rotary cuts multistage tubing.

The cutting assembly 33 includes laser cutter 332 and turntable 333, and the laser cutter 332 is mounted on installation The front side of frame 331 simultaneously passes through mounting rack 331 with 31 synchronous rotary of the first main shaft, and the rear side of the mounting rack 331 is connected with shaft 333a, the shaft 333a and the first main shaft 31 are arranged and are set in the same direction the outside of the first main shaft 31, and the turntable 333 is opposite Mounting rack 331 is rotatably installed on shaft 333a, specifically, the rear side of the mounting rack 331 is fixed with radially The linking arm 331a extended outward, the shaft 333a are fixedly mounted on the outer end of linking arm 331a, the shaft 333a to Rear side extends so that the turntable 333 is set on the position between second sleeve 213 and 3rd sleeve 214, as shown in Figure 4.

The laser cutter 332 is connected with cable 334, and one end of cable 334 connects laser cutter 332, the other end First be wrapped on the outer surface of 3rd sleeve 214, around being wrapped on the outer surface of second sleeve 213 after turntable 333, then with outside The generating device of laser in portion connects, and turntable 333 is revolved by shaft 333a with the first main shaft 31 is synchronous, in twining for cable 334 Around the effect of pullling it is lower can rotation adjusted with the coiling for realizing cable.Tubing enters from 311 rear end of cutting channel and stretches out from front end, First main shaft 31 can be rotated together with 3rd sleeve 214 relative to first sleeve 212 and second sleeve 213, to drive laser Cutter 332 is rotated around the axis of the first main shaft 31 with incising pipes.

Above-mentioned set-up mode is compact-sized, and the installation of the first main shaft 31 consolidates, rotates smooth, second sleeve 213 and third set The set-up mode of cylinder 214 is convenient for the winding and rotation of cable 334.

Referring to Fig. 3 to Fig. 5, the shaft 333a is obliquely installed relative to the first main shaft 31, defines laser cutting machine in Fig. 3 It is original state with state shown in Fig. 4, at Fig. 3 and original state shown in Fig. 4, the end of shaft 333a is rolled downwards Tiltedly, so that turntable 33 is obliquely installed, specifically, the axis for defining the first main shaft 31 is first axle i, the axis of shaft 333a is Second axis j, it is the first datum level x, is the second benchmark perpendicular to the plane of second axis j perpendicular to the plane of first axle i Face y, the first axle i and second axis j are different surface beeline, define the angle between the first datum level x and the second datum level y For α, for the range of α between 5 degree to 45 degree, α is preferably 5 degree, 8 degree, 30 degree, 45 degree, as shown in Figure 4 and Figure 5, the present embodiment with α is 8 degree as the example illustrated, the inclined set-up mode of above-mentioned shaft 333a and the selection with upper angle, can not only be made turn Disk 33 adapts to winding trend when cable 334 is wrapped in the first 31 periphery of main shaft, make cable 334 around transition when turntable 33 more It is good, and spacing of the cable 334 before around turntable 33 and after around turntable 33 on the first main shaft 31 can be increased, it prevents Lead to the line being wrapped in second sleeve 213 and 3rd sleeve 214 in the rotation of the first main shaft 31 since above-mentioned spacing is too small Cable phase mutual friction improves the effect of coiling so that it is guaranteed that the rotation of the first main shaft 31 is more smooth so that there is the difficult phenomenon of rotation And improve the service life of cable 334.

Referring to Fig. 1, the turntable 333 is respectively arranged on the opposite sides of mounting rack 331 with laser cutter 332, this kind is set The mode of setting not only contributes to the winding of the rotation of mounting rack 331 and cable 334, and also ensures the weight at 331 both ends of mounting rack Measure suitable as far as possible, the stationarity of raising mounting rack 331.

Compared with prior art, the utility model is by being arranged in 31 front end of the first main shaft for laser cutter 332 Mounting rack 331 on, and the turntable 333 that being provided on mounting rack 331 can be rotatable relative, connection laser cutter 332 Cable 334 is first wrapped in the position that the first main shaft 31 is located at 333 front side of turntable, around the first main shaft is wrapped in again after turntable 333 31 are located at the position of the rear side of turntable 333, finally connects again with generating device of laser, when the first main shaft 31 rotates, it is available with The turntable 333 of the synchronous revolution of first main shaft 31 is wound cable 334, while turntable 333 pulls work in the winding of cable 334 With lower achievable rotation, thus be effectively prevented cable 334 occur when the first main shaft 31 rotates it is at random, even knot, fracture The phenomenon that, so that the service life of equipment is improved, in addition, the winding mode phase of the utility model and conventional laser cutter device Than which simplify the rotating mechanisms of turntable 333, realizing 334 coiling tune of cable in the way of the revolution of turntable 333 and rotation Section.

Referring to Fig. 1, Fig. 6 and Fig. 7, the present embodiment also provides a kind of laser cutting machine using above-mentioned laser cutting device 3, Including rack and the first movement mechanism 21 being respectively arranged in rack, the second mobile mechanism 22, laser cutting device 3 and blanking Device 4, in a kind of specific embodiment, the rack include the first rack 11 and be mounted in the first rack 11 Two racks 12, the first movement mechanism 21 are set in the first rack 11, and second mobile mechanism 22 is set to the second rack 12 On, the first movement mechanism 21 and the second mobile mechanism 22 use existing mobile mechanism, such as the first movement mechanism 21 be screw rod slide mobile mechanism, and second mobile mechanism 22 is servo motor belt shifting mechanism, the first movement machine Structure 21 and the second mobile mechanism 22 can be with respect to racks along same linear movement, and the laser cutting device 3 is arranged in first movement In mechanism 21, the blanking device 4 is arranged in the second mobile mechanism 22, specifically, the base 211 is mounted on first movement In mechanism 21, the guide wheel 215 is mounted in first movement mechanism 21.

Referring to Fig. 6 and Fig. 7, the blanking device 4 includes that the second main shaft 41, second in the second mobile mechanism 22 drives Dynamic device 42 and feeder pipe 43, second main shaft 41 are arranged concentrically with the first main shaft 31, one end connection of the feeder pipe 43 Second main shaft 41, the other end extend to the direction of the first main shaft 31, and can be inserted into pipe under the drive of the second mobile mechanism 22 In material, the position that the feeder pipe 43 is located at the cutting head of corresponding laser cutter 332 offers slag mouth 431, and described second Driving device 42 optionally drives the second main shaft 41 and feeder pipe 43 and the first main shaft 31 to rotate synchronously, for example, in one kind In specific embodiment, when incising pipes, feeder pipe 43 and 332 synchronous rotary of laser cutter make 431 moment of its slag mouth Alignment cutting head is to realize the recycling of waste residue, since generated waste residue temperature is very high after being cut by laser for tubing, and It is to be fallen into a manner of injection in feeder pipe 43, can be adhered in feeder pipe 43 under normal circumstances, therefore in cutting process, when Feeder pipe 43 rotation to slag mouth 431 downward when waste residue will not fall to inside tubing, but in order to prevent part waste residue due to The passage of time and gradually cool down and break-off occur, therefore after completing primary cutting, feeder pipe 43 removes tubing and carries out When reset, can rotate makes its slag mouth 431 downward, so that the waste residue being partially disengaged be poured out, gives up when preventing from cutting next time Slag is fallen in tubing.Second driving device 42 is preferably servo motor, the set-up mode structure letter of the blanking device 4 It is single, it can not only link with laser cutting device 3, improve production efficiency, and the setting of the mode of its blanking and slag mouth 431 Mode can guarantee the recovery processing of material and the waste residue for preventing temperature high falls inside tubing and influences its quality.

Referring to Fig. 6, blanking component 5 is additionally provided in second rack 12, the blanking component 5 is located at 43 lower section of feeder pipe And it is located remotely from the side of the first main shaft 31, the blanking component 5 includes the first blanking plate 51, the second blanking plate 52 and third Driving device (does not show) that first blanking plate 51 is provided close to the side of feeder pipe 43, institute in the third driving device figure The second blanking plate 52 is stated set on the first side of the blanking plate 51 far from feeder pipe 43, the third driving device selectively drives First blanking plate 51 is connected radially adjacent to feeder pipe 43, or far from feeder pipe 43 with the second blanking plate 52, the third driving Device is preferably cylinder, and the side that first blanking plate 51 is located remotely from the first main shaft 31 is provided with barrier structure 511, described Barrier structure 511 is preferably the retaining wall set on 51 edge of the first blanking plate, when blanking, the band of tubing after cutting in feeder pipe 43 The direction of dynamic the second main shaft of lower edge 41 will be pushed out feeder pipe 43 far from the first main shaft 31 under the blocking of barrier structure 511 And fall on blanking component 5 and realize blanking, the set-up mode of the blanking component 5 can realize automatic blanking, cutting mode Simply, convenient, fast, high degree of automation, the edge of second blanking plate 52 are equipped with the convex wall for preventing tubing from falling 53；Preferably, first blanking plate 51 and the second blanking plate 52 are radially obliquely installed by interior from export-oriented downside, and described first The set-up mode of blanking plate 51 and the second blanking plate 52 can avoid blanking component 5 during incising pipes with blanking device 4 The phenomenon that interfering, when needing to take out the tubing after cutting, third driving device can just drive the first blanking plate 51 to leaning on The direction of nearly feeder pipe 43 is mobile to realize blanking, and no side will drive the first blanking plate 51 mobile to the direction far from feeder pipe 43, It prevents from interfering.

Referring to Fig. 6 and Fig. 8, the rear side that first rack 11 is located at first movement mechanism 21 is provided with guiding device 6, leads It include mounting base 61 to device 6, the mounting base 61 is equipped with the pilot hole 62 concentric with the first main shaft 31, and tubing passes through pilot hole 62 enter cutting channel 311, and the pilot hole 62 is circumferentially with several guiding mechanisms for acting on tubing, and each described leads It include that along the slide 63 that pilot hole 62 is radially arranged, the idler wheel 64 being movably arranged on slide 63 and may be selected to mechanism Property drive slide 63 mobile to adjust the regulating mechanism 65 of distance between idler wheel 64 and pilot hole center, the regulating mechanism 65 It can be existing screw rod regulating mechanism, be also possible to Pneumatic adjusting mechanism for adjusting, it is real that each idler wheel 64 rolls cooperation with tubing respectively The centering positioning of existing tubing.

Referring to Fig. 9, the laser cutting machine further includes the counting device 7 that 61 side of mounting base is arranged in several, described Counting device 7 includes mounting rack 71 and counter 72, and the counter 72 is electrically connected with control module comprising counter wheel 721, The mounting rack 71 is installed in rotation in mounting base 61, and one end of mounting rack 71 is protruded into pilot hole 62 and installed Counter 72 is stated, the other end is equipped with the elastic component 73 for connecting itself and mounting base 61, and such as spring, the elastic component 73 pulls mounting rack 71 one end makes counter wheel so that the other end of mounting rack 71 be driven to rotate so that counter wheel 721 is overlayed in the side of tubing 721, which roll cooperation with tubing, realizes counting, and the set-up mode of above-mentioned elastic component 73 can prevent from skidding between counter wheel 721 and tubing And causing calculating data not accurate, the circle number that the counting device 7 can rotate within the unit time according to counter wheel 721 calculates The mobile length of tubing and speed simultaneously feed back to control module to control other mechanisms work of laser cutting machine.

Referring to Fig. 1 to Fig. 9, as an improvement scheme, in order to guarantee tubing cutting when can property cut, the control Molding root tuber regulates and controls laser cutting machine according to the data that counting device 7 is fed back, it is ensured that tubing and the first main shaft when cutting 31 movement speed is equal；As another improved plan, in order to guarantee tubing in cutting can property cut, when cutting, After laser cutter 332 rotates a circle, the first main shaft 31 selectively forward or moves backward pre-determined distance, further Along the axis direction incising pipes of the first main shaft 31, prevent tubing from causing it to cut starting point and cutting end point pair due to various errors It not can't cut above, mobile pre-determined distance is arranged in the range of not influencing tubing normal use.

Referring to Fig. 1 to Fig. 8, the working principle of laser cutting machine provided by the utility model is as follows: being produced by tubulation apparatus Tubing (blank) by guiding device 6 enter the first main shaft 31 cutting channel 311 and along the axis direction of the first main shaft 31 It is mobile to blanking device 4, the length dimension of pre-set cutting before cutting blank, when blank is moved to the position for starting to cut When, the cutting head of laser cutter 332 is to preformed body this moment, while feeder pipe 43 protrudes into blank, and the alignment of slag mouth 431 is cut Head is cut, subsequent first movement mechanism 21 drives the movement synchronous and in the same direction with blank of laser cutting device 3, and first driving device 32 drive laser cutter 332 to start turning, while the second mobile mechanism 22 drives feeder pipe 43 synchronous with blank and moves in the same direction Dynamic, feeder pipe 43 is driven to rotate synchronously with laser cutter 332 for the second driving device 42 so that when cutting of slag mouth 431 is aligned and cuts Head is cut, to realize that blank is cut while mobile, when having cut blank, first movement mechanism 21 resets, the second mobile mechanism 22 continue to original direction movement, while the first blanking plate 51 starts to the movement of the direction of feeder pipe 43 to stop tubing to be realized Blanking, after tubing falls to blanking component 5, the first blanking plate 51 and the second mobile mechanism 22 reset, and continue to cut next section Tubing so recycles.

Compared with prior art, laser cutting machine provided by the utility model can not only realize linkage with tubulation apparatus, the One mobile mechanism 21 can be moved forward by pre-set velocity and the laser cutter 332 of rotation is utilized to realize the tubing of traverse feed The cutting of preset shape end face, if the mobile speed of first movement mechanism 21 is identical as the feed speed of tubing, to cut end face For circular tubing, certain first movement mechanism 21 can also be according to actual production requirement, by default in a cutting process Rate selectivity forward or move backward tubing to be cut into end face as specific shape.

According to the disclosure and teachings of the above specification, the utility model those skilled in the art can also be to above-mentioned reality The mode of applying is changed and is modified.Therefore, the utility model is not limited to specific embodiment disclosed and described above, right Some modifications and changes of the utility model should also be as falling into the protection scope of the claims of the present utility model.In addition, to the greatest extent It is used some specific terms in pipe this specification, these terms are merely for convenience of description, not to the utility model Constitute any restrictions.

Claims (9)

1. a kind of laser cutting device for incising pipes, including the first main shaft, first driving device and cutting assembly, described Cutting assembly is set to the front end of the first main shaft, and the first driving device drives the first main shaft to rotate, and sets in the middle part of the first main shaft There is a cutting channel passed through for tubing, the cutting assembly includes laser cutter and turntable, and the laser cutter is set to the One front-end of spindle and with the first main shaft synchronous rotary, the turntable can be set to the outside of the first main shaft with the relative rotation, and laser is cut Cutter is connected with cable, and cable is wrapped in the position that the first main shaft is located on front side of turntable close to a part of laser cutter, separately A part is finally connect with generating device of laser around the position that the first main shaft is located on rear side of turntable is wrapped in after turntable；Tubing Enter from cutting channel rear end and stretched out from front end, laser cutter can be around the first main shaft under the driving of first driving device Axis is rotated with incising pipes；

It is characterized by: the shaft that the turntable is connect around one with the first main shaft is rotatably disposed within the outside of the first main shaft, it should Shaft is arranged in the same direction with the first main shaft, and the turntable is revolved by the shaft with the first main shaft is synchronous, under the action of cable Can rotation with realize cable coiling adjust.

2. a kind of laser cutting device for incising pipes according to claim 1, it is characterised in that: further include machine Seat, the middle part of base are fixedly installed first sleeve, first main shaft is rotatably through there is mounting hole in the mounting hole It is mounted in first sleeve, the first main shaft extends the front end of first sleeve, and mounting hole is extended in the first sleeve front end Part is arranged with second sleeve, and the part that first front-end of spindle extends first sleeve is arranged with 3rd sleeve, the line One end of cable connects the laser cutter, and the other end is wrapped on the outer surface of 3rd sleeve, around being wrapped in the after turntable On the outer surface of two sleeves, then it connect with generating device of laser.

3. a kind of laser cutting device for incising pipes according to claim 1, it is characterised in that: the first main shaft Front end is connected with the mounting rack radially extended outward, and the mounting rack is rotated with the first main shaft, the laser cutter It is mounted on the front side of mounting rack, the shaft is mounted on the rear side of mounting rack, and the turntable is installed in rotation in shaft.

4. a kind of laser cutting device for incising pipes according to claim 3, it is characterised in that: the mounting rack Rear side be equipped with the linking arm that radially extends outward, the shaft is fixedly mounted on the connecting arm.

5. a kind of laser cutting device for incising pipes according to claim 3, it is characterised in that: the mounting rack For circular configuration, the laser cutting device is additionally provided with the guide wheel that cooperation is rolled with mounting rack.

6. a kind of laser cutting device for incising pipes according to claim 3 or 5, it is characterised in that: the peace Shelve the engraved structure being equipped with through its end face.

7. a kind of laser cutting device for incising pipes according to claim 3, it is characterised in that: the turntable with Laser cutter is respectively arranged on the opposite sides of mounting rack.

8. a kind of laser cutting device for incising pipes according to claim 1, it is characterised in that: the shaft phase First inclined main axes are arranged, with increase cable around before turntable with bypass after turntable on the first main shaft between Away from.

9. a kind of laser cutting device for incising pipes according to claim 8, it is characterised in that: definition perpendicular to The plane of first main-shaft axis be the first datum level, perpendicular to shaft axis plane be the second datum level, the first datum level and Angle between second datum level is α, and the range of α is between 5 degree to 45 degree.