CN216576115U

CN216576115U - Laser cutting machine

Info

Publication number: CN216576115U
Application number: CN202123257738.0U
Authority: CN
Inventors: 夏国章; 齐同举
Original assignee: Foshan Longxin Laser Technology Co ltd
Current assignee: Guangdong Longxin Laser Intelligent Equipment Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-05-24
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses a laser cutting machine, include: the lathe bed is provided with a front chuck, a rear clamping jaw and a cutting head, and the front chuck is arranged on the front side of the lathe bed; the jacking assembly comprises a first upper and lower driving device and a first jacking piece; and the positioning assembly comprises a second upper and lower driving device and a clamping assembly, the clamping assembly comprises a clamping driving device, a left clamping piece and a right clamping piece, and a clamping and positioning space capable of clamping the pipe is arranged between the left clamping piece and the right clamping piece. The pipe to be cut is fed to the first jacking part of the jacking assembly and the clamping assembly of the positioning assembly, the first up-and-down driving device drives the first jacking part to move upwards, the second up-and-down driving device drives the clamping assembly to move upwards, the pipe is positioned in the clamping and positioning space, and the position of the pipe in the lifting process is kept not to be deviated, so that the position of the pipe can be just opposite to the positions of the rear clamping jaw and the front chuck, the success rate of clamping the pipe by the rear clamping jaw is improved, and the automatic production efficiency of the laser cutting machine is improved.

Description

Laser cutting machine

Technical Field

The utility model relates to a laser cutting processing technology field, in particular to laser cutting machine.

Background

The automatic laser cutting machine realizes automatic segmentation cutting through automatic feeding, automatic clamping, automatic feeding and automatic cutting of the pipe. When the pipe is loaded, the pipe is upwards jacked through the jacking assembly, then the pipe is clamped by the clamping jaws, and the clamping jaws drive the pipe to rotate and push the pipe to be fed.

However, at present, the situation of pipe deviation may exist during feeding, and the claw on the laser cutting machine cannot be over against the end part of the pipe, so that the claw cannot clamp the pipe. For example, the rectangular tube experiences a deflection of circumferential angle when being loaded, so that the angle of the rectangular tube does not match the angle of the jaws; the tube may be displaced in the longitudinal direction. Therefore, the feeding production needs to be stopped, the pipe can be continuously produced after being manually aligned, and the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a laser cutting machine, the condition that appears tubular product skew when aiming at solving among the prior art tubular product material loading makes the jack catch can not the technical problem of centre gripping tubular product.

In order to achieve the above object, the utility model provides a laser cutting machine, include:

the pipe cutting machine comprises a machine body, a front chuck, a rear clamping jaw and a cutting head, wherein the machine body extends along the opposite front and rear directions, the front chuck is arranged on the front side of the machine body, the rear clamping jaw is arranged on the rear side of the front chuck, the front chuck and the rear clamping jaw are arranged oppositely, the cutting head is arranged on the front side of the machine body, and the rear clamping jaw can clamp a pipe and push the pipe forwards;

the jacking assembly comprises a first up-down driving device and a first jacking piece, the first up-down driving device is in transmission connection with the first jacking piece, the first up-down driving device can drive the first jacking piece to move up and down, the jacking assembly is arranged below the front chuck and the rear clamping jaw, and the jacking assembly is used for jacking a pipe upwards between the front chuck and the rear clamping jaw;

the positioning assembly comprises a second up-down driving device and a clamping assembly, the second up-down driving device is in transmission connection with the clamping assembly, the second up-and-down driving device can drive the clamping assembly to move up and down, the clamping assembly comprises a clamping driving device, a left clamping piece and a right clamping piece, the left clamping piece and the right clamping piece are in transmission connection with the clamping driving device, the left clamping piece and the right clamping piece are respectively arranged on the left side and the right side of the clamping center of the rear clamping jaw in the left-right direction, but left side holder with be equipped with the centre gripping location space of centre gripping tubular product between the right side holder, centre gripping drive arrangement can drive left side holder with right side holder is close to each other or keeps away from each other, locating component locates preceding chuck with the below of back jack catch.

When tubular product material loading, treat the tubular product material loading of cutting and expect on the first jacking piece of jacking subassembly and locating component's the centre gripping subassembly, first upper and lower drive arrangement drives first jacking piece upward movement, drive arrangement drives centre gripping subassembly upward movement about the second, centre gripping drive arrangement drives left holder and right holder and is close to centre gripping tubular product each other, tubular product is fixed a position in centre gripping location space, keep rising in-process position not squinting, can restrict and keep the circumference angle of tubular product to rectangular tubular product, make the position of tubular product just can be to the position of back jack catch and preceding chuck, improve the success rate of back jack catch centre gripping tubular product, improve laser cutting machine's automatic production efficiency. After the rear clamping jaw clamps the pipe, the rear clamping jaw moves forwards to push the pipe forwards, and when the rear clamping jaw moves to the positions of the clamping assembly and the first jacking piece, the clamping assembly and the first jacking piece move downwards without influencing the forward movement of the rear clamping jaw and the pipe.

Preferably, the clamping assembly further comprises a positioning seat, the positioning seat is fixedly connected to the moving end of the second vertical driving device, the clamping driving device is fixedly connected to the positioning seat, a supporting roller is arranged on the positioning seat, the supporting roller extends along the left-right direction, the supporting roller is arranged on the lower side of the clamping and positioning space in the vertical direction, and the supporting roller is arranged on the front side or the rear side of the clamping and positioning space.

When centre gripping subassembly centre gripping tubular product, the bearing roller also plays the effect of bearing jacking, also reduces the bending deformation of tubular product in the position of locating component, reduces the quantity of jacking subassembly.

Preferably, the positioning assembly is arranged on the rear side of the lathe bed, and the positioning assembly is arranged on the side of the front side of the rear stroke end of the rear jaw.

The positioning assembly is arranged near the rear end of the pipe, the positioning assembly is closer to the end part of the pipe when the pipe is clamped by the rear clamping jaws, the positioning assembly enables the end part of the pipe to be more accurately opposite to the rear clamping jaws, and the success rate of clamping is improved. Before the rear clamping jaw clamps the pipe, the rear end of the pipe is suspended, and the rear end of the pipe can be bent downwards; according to the technology, the positioning component is arranged at the position close to the rear end of the pipe, and the supporting roller can support the pipe, so that the downward bending deformation of the pipe is reduced.

Preferably, a height adjusting structure is arranged on the positioning seat, the supporting roller is connected to the height adjusting structure, and the height adjusting structure is used for adjusting the relative height between the supporting roller and the positioning seat. The height of the bearing roller relative to the positioning seat can be adjusted by the height adjusting structure, so that the bearing roller can be suitable for bearing pipes with different specifications.

Preferably, the altitude mixture control structure includes the rotation piece, rotate the piece with the positioning seat rotates to be connected, rotate the piece with the axis of rotation of positioning seat sets up along left right direction, the bearing roller is located on the rotation piece, the bearing roller passes through the regulation of rotation piece realization height, fixedly connected with lockplate still on the positioning seat, the lockplate is located the left side or the rear side of rotation piece, be equipped with a plurality of first locking holes on the lockplate, it is a plurality of first locking hole is followed the axis of rotation circumference of rotation piece distributes, be equipped with second locking hole on the rotation piece, second locking hole with first locking hole position corresponds the setting, second locking hole with correspond wear to be equipped with the stop pin in the first locking hole.

The supporting roller swings up and down along with the rotating piece to realize height adjustment; each first locking hole corresponds to different angles of the rotating piece, namely different heights of the bearing roller; after the height of the bearing roller is determined, the locking pins are inserted into the corresponding first locking holes and the second locking holes, so that the height of the bearing roller relative to the positioning seat can be fixed, and the structure is simple.

Preferably, the clamping driving device is a clamping jaw cylinder, and the left clamping piece and the right clamping piece are respectively connected to two clamping jaws of the clamping jaw cylinder. Two clamping jaws of the clamping jaw air cylinder can be synchronously closed to the middle, so that the position of pipe positioning at each time is accurate. The clamping jaw air cylinder is simple in structure and compact in structure.

Preferably, the left clamping piece is a left clamping column extending along the up-down direction, the right clamping piece is a right clamping column extending along the up-down direction, and the left clamping column and the right clamping piece are both rotationally connected with the clamping driving device.

The left clamping piece is a rotatable left clamping column, the right clamping piece is a rotatable right clamping column, and therefore when the pipe is pushed forward after being clamped by the left clamping piece and the right clamping piece, the pipe rolls with the left clamping piece and the right clamping piece, and the pipe is pushed forward easily.

Preferably, the cutting head is relatively fixed in a forward and rearward direction, the front chuck being movable in the forward and rearward direction, the front chuck being movable between a forward side and a rearward side of the cutting head.

The cutting head is fixed in the front-back direction, the front chuck can move to the front side or the back side of the cutting head, so that the cutting head can cut a pipe positioned on the front side or the back side of the front chuck, the length of the cut pipe is more flexibly adapted, and the waste of materials is reduced.

Preferably, laser cutting machine still includes preceding sliding seat, preceding sliding seat includes preceding riser and preceding diaphragm, preceding riser is located the right side of lathe bed, preceding diaphragm is located the left side of preceding riser, the upside protrusion of preceding riser in the upside of preceding diaphragm, the left side of preceding riser with the downside of preceding diaphragm all with lathe bed is along fore-and-aft direction sliding connection, the right side fixedly connected with of preceding riser preceding chuck, driving motor before the upside fixedly connected with of preceding diaphragm, fixedly connected with front drive gear in preceding driving motor's the pivot, front drive gear's axis sets up along upper and lower direction, the preceding rack that the upside fixedly connected with of lathe bed extends along the fore-and-aft direction, front drive gear with preceding rack meshing is connected.

Preceding chuck is located on the preceding riser in this technique, on the preceding diaphragm was located to preceding motor, the upside protrusion in the upside of preceding diaphragm of the upside of preceding riser, and preceding motor can partially coincide with preceding chuck on the upper and lower direction like this to can reduce the total height of preceding drive motor and preceding chuck, when preceding chuck moved at the front side and the rear side of the downside of cutting head like this, can reduce the height of dodging of cutting head, reduce the height of equipment.

Preferably, the laser cutting machine further comprises a chain feeding device, the chain feeding device is arranged on the right side of the lathe bed, the chain feeding device comprises a feeding frame, the feeding frame is relatively fixed to the lathe bed, the left side of the feeding frame is rotatably connected with a first chain wheel, the right side of the feeding frame is rotatably connected with a second chain wheel, a feeding chain is wound on the first chain wheel and the second chain wheel, a plurality of feeding conveying blocks are fixedly connected to the feeding chain, the feeding conveying blocks are sequentially arranged along the length direction of the feeding chain, the chain feeding device and the jacking assembly and the positioning assembly are arranged in a front-back direction in a staggered mode, and the left side of the chain feeding device and the jacking assembly and the positioning assembly are arranged in a left-right direction in an overlapped mode.

The tubular product that treats the cutting passes through chain loading attachment material loading, and on a plurality of material loading transport blocks on the material loading chain can be placed to a plurality of tubular products, a plurality of tubular products were arranged and are conveyed from right side to left side on the material loading chain in proper order, and after tubular product reachd the left side of material loading chain, jacking subassembly and locating component were the height of chuck and back jack catch before the tubular product jacking, realized the automatic continuous feeding of tubular product.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a schematic structural view of the positioning assembly of the present invention;

FIG. 4 is a schematic structural view of the clamping assembly of the present invention when clamping a rectangular tube;

fig. 5 is a schematic structural view of the front chuck and the cutting head of the present invention.

In the drawings: 1-lathe bed, 2-front chuck, 21-front movable seat, 211-front vertical plate, 212-front transverse plate, 22-front driving motor, 23-front rack, 3-rear clamping jaw, 31-rear movable seat, 32-rear driving motor, 33-rear rack, 4-cutting head, 41-fixed seat, 42-left and right movement device, 43-up and down movement device, 5-jacking component, 51-first up and down driving device, 52-first jacking component, 6-positioning component, 61-second up and down driving device, 62-clamping component, 621-clamping driving device, 622-left clamping component, 623-right clamping component, 63-positioning seat, locking plate-631, 632-first locking hole, 64-supporting roller, 65-rotating part, 651-second locking hole, 7-chain feeding device, 71-feeding frame, 72-feeding chain, 73-feeding conveying block and 8-pipe.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications such as up, down, left, right, front, back, etc. are referred to in the embodiments of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture, and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 to 5, a laser cutting machine includes a bed 1, a jacking assembly 5 and a positioning assembly 6.

Lathe bed 1 extends along the fore-and-aft direction, be equipped with preceding chuck 2 on the lathe bed 1, back jack catch 3 and cutting head 4, the front side of lathe bed 1 is located to preceding chuck 2, the rear side of preceding chuck 2 is located to back jack catch 3, preceding chuck 2 is just to setting up with back jack catch 3, the front side of lathe bed 1 is located to cutting head 4, back jack catch 3 can centre gripping tubular product 8 the rear end and forward propelling movement tubular product 8, the front side of tubular product 8 inserts in the spacing hole of preceding chuck 2, preceding chuck 2 is spacing to tubular product 8, cutting head 4 cuts tubular product 8. The front chuck 2 is arranged beside the cutting head 4, so that the positioning precision of the pipe 8 at the cutting position is improved. For the non-round tube 8, the limiting hole in the front chuck 2 can rotate and has a supporting function with the synchronous rotation of the tube 8.

Jacking subassembly 5 includes first upper and lower drive arrangement 51 and first jacking piece 52, first upper and lower drive arrangement 51 and lathe bed 1 relatively fixed, first upper and lower drive arrangement 51 is connected with the transmission of first jacking piece 52, first upper and lower drive arrangement 51 can drive first jacking piece 52 and move along the upper and lower direction, jacking subassembly 5 locates preceding chuck 2 and back jack catch 3's below, jacking subassembly 5 is used for jacking up tubular product 8 to between preceding chuck 2 and the back jack catch 3. The first up-down driving device 51 can be a cylinder, the first jacking piece 52 can be a concave wheel, a limit groove is arranged on the concave wheel, and the pipe 8 is limited in the limit groove. The number of the jacking assemblies 5 can be multiple, and the jacking assemblies 5 are sequentially arranged at intervals in the front-back direction.

The positioning assembly 6 comprises a second up-and-down driving device 61 and a clamping assembly 62, the second up-and-down driving device 61 is relatively fixed with the lathe bed 1, the second up-and-down driving device 61 is in transmission connection with the clamping assembly 62, the second up-and-down driving device 61 can drive the clamping assembly 62 to move up and down, the clamping assembly 62 comprises a clamping driving device 621, a left clamping piece 622 and a right clamping piece 623, the left clamping piece 622 and the right clamping piece 623 are in transmission connection with the clamping driving device 621, the left clamping piece 622 and the right clamping piece 623 are respectively arranged on the left side and the right side of the clamping center of the rear clamping jaw 3 in the left-and-right direction, a clamping positioning space capable of clamping the pipe 8 is arranged between the left clamping piece 622 and the right clamping piece 623, the clamping driving device 621 can drive the left clamping piece 622 and the right clamping piece 623 to be close to or far away from each other, the positioning assembly 6 is arranged below the front chuck 2 and the rear clamping jaw 3, and the positioning assembly 6 is used for positioning the pipe 8 before the rear clamping jaw 3 clamps the pipe 8 and enabling the pipe 8 to be over against the pipe 8 In the rear jaw 3. The second up-down driving means 61 may be a cylinder.

When the pipe 8 is fed, the pipe 8 to be cut is fed to the first jacking piece 52 of the jacking assembly 5 and the clamping assembly 62 of the positioning assembly 6, the first up-down driving device 51 drives the first jacking piece 52 to move upwards, the second up-down driving device 61 drives the clamping assembly 62 to move upwards, and the clamping driving device 621 drives the left clamping piece 622 and the right clamping piece 623 to be close to the clamping pipe 8. Tubular product 8 is corrected and is fixed a position in the centre gripping location space, if can correct tubular product 8's position when tubular product 8 squints, also keeps rising in-process position not squint for tubular product 8's position can just to the position of back jack catch 3 and front chuck 2, improves 3 centre gripping tubular product 8's of back jack catch success rate, improves laser cutting machine's automatic production efficiency. With respect to the rectangular tube 8, which can limit and maintain the circumferential angle of the tube 8, referring to fig. 4, if the rectangular tube is displaced, the left and right clamping

members

622 and 623 will press against the left and right side walls of the rectangular tube during the approaching process, and finally the left and right side walls of the rectangular tube will respectively abut against the left and

right clamping members

622 and 623, thereby correcting the angular position of the rectangular tube.

After the rear clamping jaw 3 clamps the pipe 8, the rear clamping jaw 3 moves forwards to push the pipe 8 forwards, and when the rear clamping jaw 3 moves to the positions of the clamping assembly 62 and the first jacking piece 52, the clamping assembly 62 and the first jacking piece 52 move downwards, so that the forward movement of the rear clamping jaw 3 and the pipe 8 is not influenced; or the clamping assembly 62 and the first jacking piece 52 move downwards after the rear jaw 3 clamps the pipe 8.

In some embodiments, the clamping assembly 62 further includes a positioning seat 63, the positioning seat 63 is fixedly connected to the moving end of the second up-down driving device 61, the clamping driving device 621 is fixedly connected to the positioning seat 63, a supporting roller 64 is disposed on the positioning seat 63, the supporting roller 64 extends along the left-right direction, the supporting roller 64 is disposed at the lower side of the clamping and positioning space in the up-down direction, and the supporting roller 64 is disposed at the front side or the rear side of the clamping and positioning space.

When centre gripping subassembly 62 centre gripping tubular product 8, bearing roller 64 also plays the effect of bearing jacking, also reduces the bending deformation of tubular product 8 in the position of locating component 6, reduces the quantity of jacking subassembly 5.

In some embodiments, the positioning assembly 6 is disposed at the rear side of the bed 1, and the positioning assembly 6 is disposed at the side of the front side of the rear stroke end of the rear claw 3.

The positioning component 6 is arranged near the rear end of the pipe 8, the positioning component 6 is closer to the end part of the pipe 8 when the pipe 8 is clamped by the rear clamping jaws 3, the positioning component 6 enables the end part of the pipe 8 to be more accurately opposite to the rear clamping jaws 3, and the clamping success rate is improved. Before the pipe 8 is clamped by the rear clamping jaws 3, the rear end of the pipe 8 is suspended, and the rear end of the pipe 8 can be bent downwards; according to the technology, the positioning component 6 is arranged at a position close to the rear end of the pipe 8, and the supporting roller 64 can support the pipe 8, so that the downward bending deformation of the pipe 8 is reduced.

In some embodiments, the positioning seat 63 is provided with a height adjusting structure, and the supporting roller 64 is connected to the height adjusting structure, and the height adjusting structure is used for adjusting the relative height between the supporting roller 64 and the positioning seat 63. The height of the bearing roller 64 relative to the positioning seat 63 can be adjusted by the height adjusting structure, so that the bearing roller 64 can be suitable for bearing pipes 8 of different specifications.

Further, the height adjusting structure includes rotating member 65, rotating member 65 rotates with positioning seat 63 and is connected, rotating member 65 sets up along the left and right direction with the axis of rotation of positioning seat 63, bearing roller 64 locates on rotating member 65, bearing roller 64 realizes the regulation of height through rotating member 65, still fixedly connected with lockplate 631 on the positioning seat 63, lockplate 631 locates the left side or the rear side of rotating member 65, be equipped with a plurality of first locking holes 632 on the lockplate 631, a plurality of first locking holes 632 distribute along the axis of rotation circumference of rotating member 65, be equipped with second locking hole 651 on rotating member 65, second locking hole 651 corresponds the setting with first locking hole 632 position, wear to be equipped with the stop pin in second locking hole 651 and the first locking hole 632 that corresponds.

The supporting roller 64 swings up and down along with the rotating piece 65 to realize height adjustment; each first locking hole 632 corresponds to different angles of the rotating member 65, namely different heights of the carrier roller 64; after the height of the backup roller 64 is determined, the locking pins are inserted into the corresponding first locking holes 632 and second locking holes 651, so that the height of the backup roller 64 relative to the positioning base 63 can be fixed, and the structure is simple. The locking pin may be a screw.

In some embodiments, the clamping driving device 621 is a clamping jaw cylinder, and the left clamping member 622 and the right clamping member 623 are respectively connected to two clamping jaws of the clamping jaw cylinder. Two clamping jaws of the clamping jaw air cylinder can be synchronously closed to the middle, so that the position of the pipe 8 is accurate each time. The clamping jaw air cylinder is simple in structure and compact in structure.

In some embodiments, the left clamp 622 is a left clamp post extending in the up-down direction, the right clamp 623 is a right clamp post extending in the up-down direction, and both the left and right clamps 623 are rotatably connected to the clamp driving device 621.

The left clamping piece 622 is a rotatable left clamping column, the right clamping piece 623 is a rotatable right clamping column, and therefore when the pipe 8 is clamped by the left clamping piece 622 and the right clamping piece 623 and then pushed forwards, the pipe 8 rolls with the left clamping piece 622 and the right clamping piece 623, and the pipe 8 is pushed forwards easily.

In some embodiments, the cutting head 4 is relatively fixed in a front-to-back direction, the front chuck 2 is movable in the front-to-back direction, and the front chuck 2 is movable between a front side and a back side of the cutting head 4.

The cutting head 4 is fixed in the front-back direction, the front chuck 2 can move to the front side or the rear side of the cutting head 4, so that the cutting head 4 can cut the pipe 8 positioned on the front side or the rear side of the front chuck 2, the length of the pipe 8 can be flexibly adapted to cutting, the waste of materials is reduced, and the problem that the pipe 8 on one side of the front chuck 2 can only be cut by the cutting head 4 is avoided.

Fixedly connected with fixing base 41 on the lathe bed 1 is equipped with side-to-side motion device 42 and up-and-down motion device 43 on the fixing base 41, and on up-and-down motion device 43 was located to cutting head 4, side-to-side motion device 42 drove up-and-down motion device 43 and cutting head 4 side-to-side motion, and up-and-down motion device 43 drove cutting head 4 up-and-down motion, and preceding chuck 2 can move between the left downside and the right downside of fixing base 41 and cutting head 4.

In some embodiments, the laser cutting machine further includes a front movable seat 21, the front movable seat 21 includes a front vertical plate 211 and a front horizontal plate 212, the front vertical plate 211 is disposed on the right side of the machine body 1, the front horizontal plate 212 is disposed on the left side of the front vertical plate 211, the upper side of the front vertical plate 211 protrudes above the front horizontal plate 212, the right side and the upper side of the machine body 1 are both provided with slide rails extending in the front-back direction, the left side of the front vertical plate 211 and the lower side of the front horizontal plate 212 are respectively connected with the machine body 1 in the front-back direction by corresponding slide rails in a sliding manner, the right side of the front vertical plate 211 is fixedly connected with a front chuck 2, the upper side of the front horizontal plate 212 is fixedly connected with a front driving motor 22, a front driving gear is fixedly connected to a rotating shaft of the front driving motor 22, the axis of the front driving gear is disposed in the up-down direction, the upper side of the machine body 1 is fixedly connected with a front rack 23 extending in the front-back direction, the front driving gear is engaged with the front rack 23, the front driving motor 22 drives the front driving gear to rotate, thereby driving the front movable seat 21 and the front chuck 2 to move.

Preceding chuck 2 is located on preceding riser 211 in this technique, preceding motor 22 is located on preceding diaphragm 212, the upside protrusion of preceding riser 211 in the upside of preceding diaphragm 212, preceding motor 22 can partially coincide with preceding chuck 2 in the upper and lower direction like this, thereby can reduce the overall height of preceding motor 22 and preceding chuck 2, when preceding chuck 2 moves at the front side and the rear side of the downside of cutting head 4 and fixing base 41 like this, can reduce the dodge height of cutting head 4 and fixing base 41, reduce the height of equipment.

The rear jaw 3 is fixed on the rear movable seat 31, the rear movable seat 31 is connected with the lathe bed 1 in a sliding mode, a rear driving motor 32 is fixedly connected onto the rear movable seat 31, a rear driving gear is fixedly connected onto a rotating shaft of the rear driving motor 32, a rear rack 33 extending in the front-rear direction is fixedly connected onto the lathe bed 1, the rear driving gear is meshed with the rear rack 33, and the rear driving gear rotates to enable the rear movable seat 31 and the rear jaw 3 to move back and forth.

In some embodiments, laser cutting machine still includes chain loading attachment 7, the right side of lathe bed 1 is located to chain loading attachment 7, chain loading attachment 7 includes material loading frame 71, material loading frame 71 and lathe bed 1 relatively fixed, the left side of material loading frame 71 is rotated and is connected with first sprocket, the right side of material loading frame 71 is rotated and is connected with the second sprocket, first sprocket and second sprocket have around having material loading chain 72, a plurality of material loading conveyor blocks 73 of fixedly connected with on material loading chain 72, a plurality of material loading conveyor blocks 73 are arranged along the length direction of material loading chain 72 in proper order, chain loading attachment 7 and jacking subassembly 5 and locating component 6 are in the upper and lower side dislocation set that makes progress, the left side and jacking subassembly 5 and locating component 6 of chain loading attachment 7 are controlling the direction and overlap the setting. The number of the chain feeding devices 7 is multiple, and the chain feeding devices 7 are arranged at intervals in the front-back direction and bear multiple positions of the pipe 8.

The tubular product 8 that treats the cutting passes through chain loading attachment 7 material loading, and on a plurality of material loading transport blocks 73 on material loading chain 72 can be placed to a plurality of tubular products 8, a plurality of tubular products 8 arrange and convey from right to left in proper order on material loading chain 72, and after tubular product 8 reachd the left side of material loading chain 72, jacking subassembly 5 and locating component 6 jacking tubular product 8 to the height of preceding chuck 2 and back jack catch 3, realize the automatic continuous feeding of tubular product 8.

In some embodiments, the loading conveyor blocks 73 are provided with V-shaped placing grooves, the openings of the placing grooves of the loading conveyor blocks 73 on the upper side face upwards, the V-shaped placing grooves facilitate the placement of the pipes 8, when rectangular pipes are placed, the rectangular pipes are obliquely placed in the placing grooves, are easy to deflect in the jacking process, and are rightly placed and fixed after being clamped by the clamping assemblies 62, so that the rectangular pipes are right opposite to the rear clamping claws 3.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A laser cutting machine, characterized by comprising:

2. The laser cutting machine according to claim 1, wherein the clamping assembly further includes a positioning seat, the positioning seat is fixedly connected to the moving end of the second up-down driving device, the clamping driving device is fixedly connected to the positioning seat, a supporting roller is disposed on the positioning seat, the supporting roller extends in a left-right direction, the supporting roller is disposed at a lower side of the clamping and positioning space in an up-down direction, and the supporting roller is disposed at a front side or a rear side of the clamping and positioning space.

3. The laser cutting machine according to claim 2, wherein the positioning assembly is provided on a rear side of the bed, and the positioning assembly is provided on a side of a front side of a rear stroke end of the rear jaw.

4. The laser cutting machine according to claim 2, wherein a height adjusting structure is provided on the positioning seat, and the backup roller is connected to the height adjusting structure, and the height adjusting structure is used for adjusting the relative height of the backup roller and the positioning seat.

5. The laser cutting machine according to claim 4, wherein the height adjusting structure includes a rotating member, the rotating member is rotatably connected to the positioning seat, the rotating member is disposed along a left-right direction with respect to a rotation axis of the positioning seat, the carrier roller is disposed on the rotating member, the carrier roller is configured to adjust a height by the rotating member, the positioning seat is further fixedly connected to a locking plate, the locking plate is disposed on a left side or a rear side of the rotating member, the locking plate is provided with a plurality of first locking holes, the plurality of first locking holes are circumferentially distributed along the rotation axis of the rotating member, the rotating member is provided with a second locking hole, the second locking hole is disposed corresponding to the first locking hole, and the second locking hole and the corresponding first locking hole are provided with a locking pin.

6. The laser cutting machine according to claim 1, wherein the clamp driving device is a jaw cylinder, and the left clamp and the right clamp are respectively connected to two jaws of the jaw cylinder.

7. The laser cutting machine according to claim 1, wherein the left clamping member is a left clamping column extending in the up-down direction, the right clamping member is a right clamping column extending in the up-down direction, and both the left clamping column and the right clamping member are rotatably connected to the clamping driving device.

8. The laser cutting machine of claim 1 wherein the cutting head is relatively fixed in a front-to-back direction, the front chuck being movable in the front-to-back direction, the front chuck being movable between a front side and a back side of the cutting head.

9. The laser cutting machine according to claim 8, wherein the laser cutting machine further comprises a front movable base, the front movable seat comprises a front vertical plate and a front transverse plate, the front vertical plate is arranged on the right side of the lathe bed, the front transverse plate is arranged at the left side of the front vertical plate, the upper side of the front vertical plate protrudes out of the upper side of the front transverse plate, the left side of the front vertical plate and the lower side of the front transverse plate are both connected with the lathe bed in a sliding way along the front-back direction, the right side of the front vertical plate is fixedly connected with the front chuck, the upper side of the front transverse plate is fixedly connected with a front driving motor, a front driving gear is fixedly connected on a rotating shaft of the front driving motor, the axis of the front driving gear is arranged along the vertical direction, the upper side of the lathe bed is fixedly connected with a front rack extending in the front-back direction, and the front driving gear is meshed with the front rack.

10. The laser cutting machine of claim 1 further comprising a chain feeder, the chain feeding device is arranged on the right side of the lathe bed and comprises a feeding frame, the feeding frame is relatively fixed with the lathe bed, the left side of the feeding frame is rotatably connected with a first chain wheel, the right side of the feeding frame is rotatably connected with a second chain wheel, the first chain wheel and the second chain wheel are wound with a feeding chain, a plurality of feeding conveying blocks are fixedly connected to the feeding chain, the feeding conveying blocks are sequentially arranged along the length direction of the feeding chain, the chain feeding device, the jacking assembly and the positioning assembly are arranged in a staggered manner in the front-back direction, the left side of the chain feeding device is overlapped with the jacking assembly and the positioning assembly in the left-right direction.