CN110576268A

CN110576268A - Automatic change laser pipe cutting machine

Info

Publication number: CN110576268A
Application number: CN201910866004.0A
Authority: CN
Inventors: 麦裕强; 周怀帮; 常勇
Original assignee: Foshan Beyond Laser Technology Co Ltd
Current assignee: Guangdong Hongshi Laser Technology Co Ltd
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2019-12-17
Anticipated expiration: 2039-09-12
Also published as: CN110576268B

Abstract

The invention discloses an automatic laser pipe cutting machine, which comprises a pipe storage bin, an automatic feeding device, a laser pipe cutting machine and a pipe supporting mechanism which are sequentially arranged; the automatic laser pipe cutting machine further comprises a drilling and tapping integrated machine, the drilling and tapping integrated machine penetrates through the two oppositely arranged laser cutting head mounting side plates and is fixedly connected with the laser cutting head mounting seats, and the drilling and tapping integrated machine is arranged towards the cut pipe; the drilling and tapping all-in-one machine is used for drilling and tapping the cut pipes; therefore, the automatic laser pipe cutting machine carries out flow treatment on material storage, feeding, pipe cutting and discharging, and has high automation degree; and through be provided with on the laser cutting head mount pad and bore and attack the all-in-one, so the automatic laser pipe cutting machine that this application mentioned can not only cut tubular product, can also be to the tubular product of being cut holing and tapping.

Description

Automatic change laser pipe cutting machine

Technical Field

the invention relates to the field of laser pipe cutting, in particular to an automatic laser pipe cutting machine.

Background

In the laser pipe cutting machine industry at present, most pipe cutting machines on the market at present can only be provided with an independent pipe cutting machine or an independent feeding device and an independent pipe supporting mechanism, and the situations of low intelligent degree, low success rate and poor stability exist;

Moreover, the existing laser pipe cutting machine is only used for the laser blanking function, and parts processed need to be processed by other equipment in the next procedure if tapping or reaming is needed, and the parts processed by laser are semi-finished parts, so that time and personnel waste can be caused by processing by special equipment in the next procedure particularly if a customer needs to open a threaded hole in a thin-walled pipe, and a series of problems of inaccurate secondary clamping and positioning exist.

disclosure of Invention

In order to solve the problems, the invention provides an automatic laser pipe cutting machine which comprises a pipe storage bin, an automatic feeding device, a laser pipe cutting machine and a pipe supporting mechanism, so that the automatic laser pipe cutting machine carries out flow processing on material storage, feeding, pipe cutting and blanking, and the automation degree is high; the drilling and tapping integrated machine is arranged on the laser cutting head mounting seat, so that the automatic laser pipe cutting machine not only can cut pipes, but also can drill and tap the cut pipes; the method comprises the following steps:

the automatic pipe cutting machine comprises a pipe storage bin, an automatic feeding device, a laser pipe cutting machine and a pipe supporting mechanism which are sequentially arranged; the pipe storage bin conveys pipes to the automatic feeding device, the automatic feeding device conveys the pipes to the laser pipe cutting machine for cutting, and the pipe supporting mechanism is used for supporting the pipes in the machining process of the laser pipe cutting machine;

The laser pipe cutting machine comprises a pipe cutting machine body, a front chuck, a rear chuck, a laser cutting head assembly, a laser cutting head mounting seat, a drilling and tapping integrated machine and a control system, wherein the front chuck is arranged on the pipe cutting machine body, the rear chuck is connected with the pipe cutting machine body in a sliding mode, and the rear chuck can move along the length direction of the pipe cutting machine body;

The laser cutting head mounting seat is arranged on one side of the front chuck, is in a cuboid shape and comprises a laser cutting head mounting top plate, a laser cutting head mounting bottom plate and four laser cutting head mounting side plates; the laser cutting head assembly is arranged on the laser cutting head mounting top plate; the drilling and tapping all-in-one machine penetrates through the two oppositely arranged laser cutting head mounting side plates and is fixedly connected with the laser cutting head mounting base, and the drilling and tapping all-in-one machine is arranged towards a cut pipe.

Preferably, the pipe storage bin comprises a bin main body, a storage and taking tray arranged on the side face of the bin main body, a material trolley arranged on the side face of the storage and taking tray, and a storage frame arranged on the material trolley.

preferably, the storage tray comprises a fixed frame, a telescopic plate, a horizontal moving part and a vertical lifting part; the telescopic plate is arranged on the fixed frame; the horizontal moving part comprises a chain conveying mechanism and is used for driving the material storage frame to move horizontally, and the horizontal moving part and the material storage frame are provided with clamping parts; the vertical lifting part comprises a chain lifting mechanism and is used for lifting the storing and taking tray and the storing frame arranged on the storing and taking tray to vertically move.

Preferably, the material car with be equipped with butt joint portion between the access charging tray, butt joint portion is fixed material car and access charging tray, the expansion plate can pass through joint portion combines or separates with the storage frame, drives the material frame on the material car along with access charging tray horizontal migration, vertical lift portion drives the motion of storage frame to make the storage frame transfer between material car and feed bin main part.

Preferably, the horizontal moving part comprises a first motor, a transmission shaft and a transmission wheel arranged at the tail end of the transmission shaft; the transmission wheel drives the chain conveying mechanism to transmit, the chain conveying mechanism is provided with a pushing block, and the pushing block drives the telescopic plate to horizontally reciprocate.

preferably, the vertical lifting part comprises a second motor and a chain lifting mechanism, and the second motor drives the chain lifting mechanism to move.

preferably, the magazine main body comprises a magazine frame and a multi-layer storage part arranged on the inner side of the magazine frame; the storage part comprises two symmetrically arranged supporting strips, and the end surfaces of the supporting strips are provided with soft limiting parts; the soft limiting part comprises an elastic contact body and a pressure sensor connected with the elastic contact head.

preferably, the automatic feeding device comprises a rack, a receiving device, a distributing device and a conveying device; the material receiving device is in butt joint with a pipe storage material warehouse, and the material receiving device sends a plurality of pipes from the pipe storage material warehouse to the material distributing device; the conveying device is in butt joint with the material distributing device, and conveys the pipes to the pipe cutting machine from the discharge side of the material distributing device.

Preferably, the material distribution device comprises a material pushing assembly, a separating assembly, a material blocking assembly and an infrared sensor; the separation assembly is arranged on the rack and comprises a first inclined side surface and a second inclined side surface, and the first inclined side surface is connected with the second inclined side surface; the material pushing assembly is slidably arranged on the first inclined side surface to form a feeding side of the material distributing device, the material pushing assembly comprises an abutting surface perpendicular to the first inclined side surface and a parallel surface parallel to the first inclined side surface, the parallel surface is connected with the abutting surface, and the distance between the parallel surface and the first inclined side surface is adjustable; the material blocking assembly is slidably arranged on the second inclined side surface to form a discharging side of the material distributing device; the infrared sensor is arranged at the intersection line of the first oblique side face and the second oblique side face, and the material pushing assembly pushes the pipe upwards to the material blocking assembly.

Preferably, the material separating device further comprises a separating motor, the separating motor is arranged on the frame, the separating motor is located below the separating assembly, a first separating sprocket is arranged on an output shaft of the separating motor, a second separating sprocket and a separating gear are arranged on a driven shaft driven by the separating motor, a separating chain is arranged between the first separating sprocket and the second separating sprocket, the separating gear is meshed with a separating rack arranged on the separating assembly, the separating assembly is arranged on a separating slide rail of the frame, and the separating slide rail is perpendicular to the first inclined side surface.

Preferably, an included angle between the first oblique side surface and the second oblique side surface is a right angle, and the material blocking assembly comprises a bearing surface perpendicular to the second oblique side surface; the distance between the bearing surface and the first inclined side surface is adjustable.

Preferably, the feed divider still includes and keeps off the material motor, keep off the material motor and set up in the frame, and keep off the material motor and be located the bottom of feed divider's ejection of compact side, the output shaft that keeps off the material motor is equipped with first fender material sprocket, the frame is equipped with second fender material sprocket, first keep off the material sprocket with second fender is equipped with between the material sprocket and keeps off the material chain, keep off the material chain with keep off the material subassembly and connect.

preferably, the material stopping device further comprises a measuring device, the measuring device is arranged on the rack and located above the material stopping assembly, the measuring device comprises a first air cylinder and a displacement sensor, a piston rod of the first air cylinder is connected with the displacement sensor, and the displacement sensor is perpendicular to the second inclined side face.

preferably, the measuring device further comprises a compression plate and a connecting plate, the connecting plate connects the piston rod of the first cylinder with the displacement sensor, the compression plate is slidably arranged on the connecting plate, the displacement sensor is arranged in the compression plate, and the displacement sensor is fixedly connected with the compression plate; the compression plate comprises a compression surface, and the compression surface is parallel to the second inclined side surface.

preferably, the material receiving device comprises a material receiving frame, a pull rope assembly, an intermediate shaft and a material pulling motor; the end, hinged to the rack, of the material receiving frame is a discharging end, the discharging end is located on the feeding side of the material distributing device, the end, opposite to the discharging end, of the material receiving frame is a feeding end, the two sides, perpendicular to the pipe conveying direction, of the material receiving frame are provided with the pull rope assemblies, one end of each pull rope assembly is hinged to the feeding end of the material receiving frame, the middle shafts are arranged on the two sides of the rack, and the middle shafts are higher than the material receiving frames; the other end of the pull rope component bypasses the intermediate shaft and is fixedly connected with an output shaft of the pulling motor, and the axes of the intermediate shaft and the output shaft of the pulling motor are perpendicular to the conveying direction of the pipe.

Preferably, the conveying device comprises a belt and a lifting device, one end of the belt is arranged on the discharge side of the material distribution device, the other end of the belt is provided with the lifting device, and the lifting device comprises a limiting column, a bearing column, a lifting rack, a lifting gear and a lifting motor; the bearing column is horizontally arranged, the limiting column is arranged above the outer side of the bearing column, the lifting rack is arranged below the inner side of the bearing column, the lifting gear is arranged on an output shaft of the lifting motor, and the lifting gear is meshed with the lifting rack.

Preferably, the drilling and tapping integrated machine further comprises a Z-axis driving mechanism, a Y-axis driving mechanism and a drilling and tapping assembly; the Z-axis driving mechanism is used for driving the drilling and tapping assembly to move in the Z-axis direction, and the Y-axis driving mechanism is used for driving the drilling and tapping assembly to move in the Y-axis direction.

Preferably, the drilling and tapping all-in-one machine further comprises a rack, a Z-axis sliding plate and a Y-axis sliding plate; the rack comprises a mounting bottom plate and a mounting side plate, and the mounting side plate is divided into a first mounting side plate and a second mounting side plate; the Z-axis sliding plate is arranged on the first mounting side plate, and the Z-axis driving mechanism drives the Z-axis sliding plate to slide along the Z-axis direction; the Y-axis sliding plate is arranged on the Z-axis sliding plate, and the Y-axis driving mechanism drives the Y-axis sliding plate to slide along the Y-axis direction; the drilling and tapping assembly is arranged on the Y-axis sliding plate.

Preferably, the drilling and tapping assembly comprises a drill bit power shaft motor, a gear box, a plurality of chuck mounting seats, a plurality of drill chucks and a drill bit driving mechanism; the gear box comprises an input shaft and a plurality of output shafts, and the output shafts of the gear box correspond to the chuck mounting seats one by one; an input shaft of the gear box is connected with the drill bit power shaft motor, and an output shaft of the gear box is connected with the chuck mounting seat; the drill chuck is rotatably arranged on the chuck mounting seat; the drill bit driving mechanism is fixedly connected with the chuck mounting seat; the drill bit driving mechanism is used for driving the drill bit to move in the Y-axis direction.

Preferably, the drilling and tapping assembly further comprises a coupling; the coupling is used for connecting a motor shaft of the drill bit power shaft motor with an input shaft of the gear box.

preferably, the drill bit driving mechanism comprises a plurality of drill bit driving cylinders and a plurality of telescopic spline pairs, and the telescopic spline pairs correspond to the drill bit driving cylinders one to one; one end of the telescopic spline pair is connected with an output shaft of the gear box, and the other end of the telescopic spline pair is connected with the drill chuck; the drill bit driving cylinder is fixedly arranged on the mounting base plate, and a push rod of the drill bit driving cylinder is fixedly connected with the chuck mounting seat.

preferably, the laser cutting head assembly is capable of movement in the X, Y and Z directions.

Preferably, a first screw rod and a first screw rod motor which are arranged along the X direction are fixedly arranged on the laser cutting head mounting seat, and a first screw rod nut is fixedly connected with the first moving plate; a second screw rod and a second screw rod motor are fixedly arranged on the upper surface of the first moving plate, a second moving plate is arranged along the Y direction, and a second screw rod nut is arranged at the bottom of the second moving plate; a third screw rod nut is fixedly arranged on the second moving plate, a third moving plate is arranged along the Z direction, a third screw rod and a third screw rod motor are arranged on the third moving plate, and the laser cutting head assembly is fixedly connected with the third moving plate; the first screw rod motor, the second screw rod motor, the third screw rod motor and the laser cutting head assembly are electrically connected with the control system.

Preferably, the second moving plate is trapezoidal and comprises a top plate, a bottom plate and two side plates, the top plate and the bottom plate are arranged in parallel, the two side plates are arranged in parallel, and the two side plates are respectively and fixedly connected with the top plate and the bottom plate in a vertical manner; the third screw rod nut is fixedly arranged on the bottom plate.

Preferably, the second motion plate further comprises a plurality of second reinforcing ribs, the second reinforcing ribs are arranged in parallel with the top plate and the bottom plate, and two sides of each second reinforcing rib are connected with the two side plates respectively.

Preferably, a first slide rail group is fixedly arranged on the cutting head mounting seat along the X direction, the first slide rail group comprises two first slide rails, the two first slide rails are arranged in parallel, and the first screw rod is arranged between the two first slide rails; the bottom of the first moving plate is also provided with two first sliding blocks, and the two first sliding blocks respectively slide on the two first sliding rails.

preferably, second sliding blocks are arranged on the upper surface of the first moving plate, and the number of the second sliding blocks is two; a second slide rail group along the Y direction is fixedly arranged at the bottom of the second moving plate and comprises two second slide rails which are arranged in parallel, and the second screw rod is arranged between the two second slide rails; the two second sliding blocks respectively slide on the two second sliding rails.

preferably, a third slide rail group along the Z direction is further fixedly arranged on the third moving plate, the third slide rail group includes two third slide rails, the two third slide rails are arranged in parallel, the third lead screw is arranged between the two third slide rails, a third slider is arranged on the bottom plate of the second moving plate, the number of the third sliders is two, and the two third sliders slide on the two third slide rails respectively.

preferably, the lifting device comprises a mounting bottom plate, a first lifting assembly, a second lifting assembly and a supporting concave wheel, the first jacking assembly comprises a worm gear assembly and a first top plate, the worm gear assembly is arranged on the mounting bottom plate and drives the first top plate to lift, the second jacking assembly comprises a jacking cylinder and a second top plate, the second top plate is connected with the first top plate in a sliding mode along the vertical direction, the top of the second top plate is provided with a concave wheel mounting plate, the supporting concave wheel is rotatably arranged on the concave wheel mounting plate, the jacking cylinder comprises a fixed part and a telescopic part, it is characterized in that the telescopic part is arranged towards the direction of the mounting bottom plate and is fixedly connected with the first top plate, the fixed part with second roof fixed connection, the mounting groove has been seted up on the concave wheel mounting panel, the upper end of fixed part pass the mounting groove and with support the concave wheel and keep the clearance.

preferably, it is characterized in that: the second top plate is fixedly provided with a fixing plate, the fixing part is fixedly connected with the fixing plate, and the lower end part of the fixing part is abutted to the upper end face of the fixing plate.

The invention has the beneficial effects that:

The invention provides an automatic laser pipe cutting machine, which comprises a pipe storage bin, an automatic feeding device, a laser pipe cutting machine and a pipe supporting mechanism, wherein the pipe storage bin is used for storing pipes; the pipe storage bin, the automatic feeding device, the laser pipe cutting machine and the pipe supporting mechanism are sequentially arranged; the pipe storage bin conveys pipes to the automatic feeding device, the automatic feeding device conveys the pipes to the laser pipe cutting machine for pipe cutting, and the pipe supporting mechanism is used for receiving the pipes cut by the laser pipe cutting machine; therefore, the automatic laser pipe cutting machine realizes the flow processing of material storage, feeding, pipe cutting and discharging, has high automation degree and saves the labor cost.

the drilling and tapping integrated machine is arranged on the laser cutting head mounting seat, so that the automatic laser pipe cutting machine not only can cut pipes, but also can drill and tap the cut pipes; the difficult problem of processing a threaded hole on a thin-walled pipe is solved, and the independent working procedure of processing the threaded hole or reaming the pipe part is reduced (the traditional process needs to open the threaded hole on the thin-walled pipe, cannot meet the requirement of threaded connection strength at all, needs to rivet a nut internally, and has complex and difficult process; or the independent working procedure is used for hot melting and drilling, and then the working procedure is reserved to a next working procedure company, the working procedures are various and inconsistent, and secondary armor positioning is needed, so that the processing precision is influenced); this application has realized tubular product laser beam machining's intellectuality and automation.

The laser cutting head mounting seat is in a cuboid shape and comprises a laser cutting head mounting top plate, a laser cutting head mounting bottom plate and four laser cutting head mounting side plates; the laser cutting head mounting seat is in a cuboid shape and comprises a laser cutting head mounting top plate, a laser cutting head mounting bottom plate and four laser cutting head mounting side plates; make the compact structure of the automatic laser pipe cutting machine that this application mentioned, area is little.

Drawings

FIG. 1 is a block diagram of an automated laser pipe cutter of the present invention;

FIG. 2 is a block diagram of the laser cutting head mount of FIG. 1 according to the present invention;

FIG. 3 is a front view of the laser cutting head mount of FIG. 1 of the present invention;

FIG. 4 is a block diagram of the integrated drilling and tapping machine of FIG. 1 according to the present invention;

FIG. 5 is a top view of the integrated drilling and tapping machine of FIG. 1 in accordance with the present invention;

FIG. 6 is a right side view of the sheave support mechanism of FIG. 1 in accordance with the present invention;

FIG. 7 is a top view of the sheave support mechanism of FIG. 1 in accordance with the present invention;

FIG. 8 is a block diagram of the concave wheel of FIG. 7 according to the present invention;

FIG. 9 is a schematic view of the overall structure of the pipe storage magazine according to the present invention;

FIG. 10 is an enlarged view of portion A of FIG. 9;

FIG. 11 is a partial enlarged view of portion B of FIG. 9

Figure 12 is a schematic view of the structure of a material cart according to the present invention;

Fig. 13 is a schematic structural view of the butt joint portion and the clamping portion of the pipe storage warehouse according to the present invention.

FIG. 14 is an enlarged view of a portion C of FIG. 13;

FIG. 15 is a schematic side view of an assembly shaft of an embodiment of the present invention;

FIG. 16 is an isometric view of a portion of the structure of an embodiment of the invention;

FIG. 17 is an enlarged partial schematic view of the embodiment of the present invention with respect to FIG. 16;

FIG. 18 is another isometric view of a portion of the structure of an embodiment of the present invention;

FIG. 19 is an enlarged partial schematic view of FIG. 18 in accordance with an embodiment of the present invention;

FIG. 20 is an enlarged partial schematic view of FIG. 18 in accordance with an embodiment of the present invention;

FIG. 21 is an isometric view of a portion of the structure of an embodiment of the invention;

FIG. 22 is an enlarged partial schematic view of FIG. 21 in accordance with an embodiment of the present invention;

FIG. 23 is an enlarged partial schematic view of FIG. 21 in accordance with an embodiment of the present invention;

FIG. 24 is a schematic view of a portion of a delivery device according to an embodiment of the present invention;

FIG. 25 is an enlarged partial schematic view of the embodiment of the present invention with respect to FIG. 24;

FIG. 26 is a schematic view of a measurement device according to an embodiment of the present invention;

Fig. 27 is an isometric view of the undercarriage and striker assembly of an embodiment of the present invention;

fig. 28 is another isometric view of the undercarriage and striker assembly of an embodiment of the present invention;

FIG. 29 is a schematic view of a separation assembly of an embodiment of the present invention;

FIG. 30 is a schematic view of a pusher assembly of an embodiment of the present invention;

FIG. 31 is an overall schematic of an embodiment of the invention;

FIG. 32 is an enlarged view of portion A of FIG. 31;

FIG. 33 is a general schematic view of another perspective of an embodiment of the invention;

Fig. 34 is a schematic structural view of a fixing plate in the embodiment of the present invention.

the technical features indicated by the reference numerals in the drawings are as follows:

11. Cutting the tube bed body; 12. a laser cutting head mounting base; 13. a laser cutting head assembly; 14. a front chuck; 15. a rear chuck; 16. drilling and tapping integrated machines; 17. a concave wheel supporting mechanism; 12.1, a first screw rod; 12.2, a first screw rod motor; 12.3, a first motion plate; 12.4, a first slide rail; 12.5, a first slide block; 12.6, a first reinforcing rib; 12.7, a second slide block; 12.8, a second screw motor; 12.9, a second screw rod; 12.10, a second motion plate; 12.11, a top plate; 12.12, a bottom plate; 12.13, side plates; 12.14, a third motion plate; 12.15, a third screw motor; 12.16, a second reinforcing rib; 16.1, a frame; 16.2, mounting a bottom plate; 16.3, mounting a side plate; 16.4, a first mounting side plate; 16.5, a second mounting side plate; 16.6, mounting holes; 16.7, Z-axis slide plate; 16.8, a Z-axis screw rod; 16.9, a Z-axis driving motor; 16.10, Z-axis linear guide rail; 16.11, Y-axis slide; 16.12, Y-axis lead screw; 16.13, a Y-axis driving motor; 16.14, a Y-axis linear guide rail; 16.15, a drill power shaft motor; 16.16, a gear box; 16.17, a chuck mounting seat; 16.18, drill chuck; 16.19, a coupler; 16.20, a drill bit driving cylinder; 16.21, a telescopic spline pair; 16.22, a drill bit support seat; 17.1, a support rod; 17.2, a support rod mounting seat; 17.3, a lifting cylinder; 17.4, lifting the cylinder body; 17.5, lifting a cylinder push rod; 17.6, a concave wheel; 17.7, supporting the rotating shaft of the seat; 17.8, a connecting part; 17.9, a support part; 17.10, concave wheel pad; 17.11, a cylinder block; 17.12, a bump; 17.13, a first section of groove; 17.14, a second section of groove; 17.15, a guide structure;

21. a material warehouse main body; 21.1, a material warehouse frame; 21.2, a storage part; 21.21, supporting bars; 21.3, a soft limiting part; 21.31, elastic contact body; 21.32, a pressure sensor; 21.4, a sensing component; 21.41, gravity sensing actuator; 21.42, a contact sensor; 22. storing and taking the material tray; 22.1, a fixing frame; 22.2, a telescopic plate; 22.3, a vertical lifting part; 22.31, a second motor; 22.32, a second sprocket; 22.33, a second chain; 22.4, a horizontal moving part; 22.41, a first motor; 22.42, a drive shaft; 22.43, a chain conveying mechanism; 22.44, a pushing block; 23. a material vehicle; 23.1, a loading platform; 23.2, a conveying mechanism; 23.3, rolling parts; 23.4, positioning strips; 24. a material storage frame; 24.1, a storage frame body; 24.2, a limiting rod; 25. a clamping part; 25.1, ejecting the piece; 25.2, a clamping hole; 25.11, a mandril; 25.12, a drive assembly; 26. a docking portion; 26.1, positioning the head; 26.2, an electromagnet; 26.3, a sensor; 26.11, a first positioning head; 26.12, a second positioning head; 27. a rack; 28. A guide strip; 29. a guide rail;

31. A feeding rack; 31.1, a frame; 31.2, a chassis; 31.3, a cross beam; 32. a material receiving device; 32.1, a material receiving frame; 32.2, a pull rope assembly; 32.3, intermediate shaft; 33. a material distributing device; 33.1, a pushing motor; 33.2, a material pushing reduction box; 33.3, separating the motor; 33.4, separating the reduction gearbox; 33.5, a first separator sprocket; 33.6, a second separator sprocket; 33.7, separating the gear; 33.8, separating the rack; 33.9, separating the slide rail; 33.10, a material pulling motor; 33.11, a material pulling reduction box; 33.12, a first pushing chain wheel; 33.13, pushing slide rail; 33.14, a second pushing chain wheel; 33.15, a block mounting seat; 33.16, a second material retaining chain wheel; 33.17, a material blocking slide rail; 33.18, a stop block; 33.18.1, bearing surface; 33.19, a separation assembly; 33.19.1, a first angled side; 33.19.2, a second angled side; 33.20, infrared sensors; 33.21, a pushing assembly; 33.21.1, parallel surfaces; 33.21.2, interference surfaces; 33.22, a second cylinder; 33.23, a stopper slide rail; 34. a measuring device; 34.1, a compression plate; 34.1.1, compression surface; 34.2, a displacement sensor; 34.3, a first cylinder; 34.4, connecting plates; 35. a conveying device; 35.1, a second baffle; 35.2, a first baffle plate; 35.3, a limiting column; 35.4, carrying columns; 35.5, lifting racks; 35.6, a lifting gear; 35.7, a manipulator mounting seat; 35.8, a lower clamp; 35.9, an upper clamp; 35.10, a conveying belt; 35.11, a conveying belt mounting seat; 35.12, a conveying belt;

41. a base; 41.1, a slide rail; 41.2, a first threaded connecting hole; 42. a first jacking assembly; 42.1, a worm gear assembly; 42.1.1, a drive motor; 42.1.2, worm gear case; 42.1.2.1, an input shaft; 42.1.2.2, an output shaft; 42.2, a first top plate; 42.2.1, a connecting block; 42.2.2, a fixing plate; 42.2.2.1, a horizontal portion; 42.2.2.1.1, telescopic holes; 42.2.2.1.2, quick assembly groove; 42.2.2.2, vertical portion; 42.2.2.3, a first rib; 43. a second jacking assembly; 33.1, jacking a cylinder; 43.1.1, a fixed part; 43.1.2, a telescoping section; 43.1.2.1, connection terminal; 43.1.2.1.1, shoulder; 43.1.2.1.2, groove section; 43.2, a second top plate; 43.2.1, a concave wheel mounting plate; 43.2.1.1, mounting grooves; 43.2.2, a mounting hole group; 43.2.2.1, mounting holes; 43.2.3, a second rib; 44. supporting the concave wheel; 45. a first vertical slide; 45.1, a first vertical strut; 46. a second vertical slide; 46.1, a second vertical strut; 47. a locking block; 47.1, waist-shaped holes; 48. and (5) mounting a bottom plate.

Detailed Description

the following further describes embodiments of the present invention with reference to the accompanying drawings:

The X direction in this embodiment refers to a direction along the length of the tube cutting bed; the Y direction is a direction perpendicular to the X direction on a horizontal plane; the Z direction is the vertical direction, i.e.: perpendicular to the X and Y directions.

The automatic pipe feeding device comprises a laser pipe cutting machine, a pipe storage bin, an automatic feeding device and a pipe supporting mechanism; the pipe storage bin, the automatic feeding device, the laser pipe cutting machine and the pipe supporting mechanism are sequentially arranged; the pipe storage bin conveys pipes to the automatic feeding device, the automatic feeding device conveys the pipes to the laser pipe cutting machine for pipe cutting, and the pipe supporting mechanism is used for supporting the pipes in the machining process of the laser pipe cutting machine;

an automatic laser pipe cutting machine shown in fig. 1 comprises a pipe cutting machine body 11, a laser cutting head mounting seat 12, a laser cutting head assembly 13, a front chuck 14, a rear chuck 15, a drilling and tapping integrated machine 16, a concave wheel supporting mechanism 17 and a control system (not shown in the figure), wherein the control system is used for controlling the movement of the whole laser pipe cutting machine; preceding chuck 14 sets up on the pipe cutting lathe bed, back chuck 15 slides and sets up on the pipe cutting lathe bed, back chuck 15 can follow under the drive of back chuck drive assembly the length direction motion of lathe bed, the motion of back chuck drive assembly drive back chuck 15 on the lathe bed is not different from conventional laser pipe cutting machine, does not do not describe here any more to preceding chuck 14 and back chuck 15 homoenergetic are rotatory, and preceding chuck 14 and back chuck 15 are used for pressing from both sides tight tubular product, and the working method of preceding chuck 14 and back chuck 15 is also not different from conventional laser pipe cutting machine, the direction of motion of back chuck 15 along lathe bed 11 is X1 direction. The laser cutting head mounting base 12 is in a cuboid shape and comprises a laser cutting head mounting top plate, a laser cutting head mounting bottom plate and four laser cutting head mounting side plates; the laser cutting head assembly 13 is arranged on the laser cutting head mounting top plate; the automatic laser pipe cutting machine further comprises a drilling and tapping integrated machine 16, the drilling and tapping integrated machine 16 penetrates through two oppositely arranged laser cutting head mounting side plates and is fixedly connected with the laser cutting head mounting base 12, and the drilling and tapping integrated machine is arranged towards a cut pipe; the drilling and tapping all-in-one machine is used for drilling and tapping cut pipes. The laser cutting head installation lateral plate also can be four vertical support columns, and four support columns support laser cutting head installation roof into the horizontal direction, but in this application, in order to make the stability of laser cutting head mount pad better, adopt the form of installation curb plate.

The laser cutting head mounting seat 12 is closely adjacent to the front chuck 14, as shown in fig. 2 and 3, a first lead screw 12.1 and a first lead screw motor 12.2 which are arranged along the X direction are fixedly arranged on the laser cutting head mounting seat 12, the first lead screw motor 12.2 is used for driving the first lead screw 12.1 to rotate, a first moving plate 12.3 is arranged above the laser cutting head mounting seat 12, a first lead screw nut is fixedly connected with the first moving plate 12.3, and when the first lead screw motor 12.2 drives the first lead screw 12.1 to rotate, the first moving plate 12.3 can be driven to move in the X direction. A second screw and a second screw motor 12.8 are fixedly arranged on the upper surface of the first moving plate 12.3. The first moving plate 12.3 moves in the X direction, which is the X2 axis. The X1 axis and the X2 axis are superposed, so that the double-X-axis laser pipe cutting machine can be realized; the performance of the double-X-axis pipe cutting machine in the X direction is improved to meet the requirement of quick machining, and the overall efficiency is improved;

a first slide rail group along the X direction is fixedly arranged on the cutting head mounting seat 16, the first slide rail group comprises two first slide rails 12.4, the two first slide rails 12.4 are arranged in parallel, and the first screw rod 12.1 is arranged between the two first slide rails 12.4; the bottom of the first moving plate 12.3 is further provided with two first sliding blocks 12.5, and the two first sliding blocks 12.5 respectively slide on the two first sliding rails 12.4. The first slide rail set guides the movement of the first moving plate 12.3.

a first reinforcing rib 12.6 is further arranged on the upper surface of the first moving plate 12.3, and the first reinforcing rib 12.6 comprises a reinforcing rib along the X direction and a reinforcing rib along the Y direction; the reinforcing ribs along the X direction and the reinforcing ribs along the Y direction are arranged in a staggered mode to form a grid shape; the second slider 12.7, the second lead screw and the second lead screw motor 12.8 are all arranged on the first reinforcing rib 12.6, so that the installation of the second slider 12.7, the second lead screw and the second lead screw motor 12.8 can be facilitated, the second slider 12.7, the second lead screw and the second lead screw motor 12.8 can be pre-positioned, the installation positions of the second slider 12.7, the second lead screw 12.9 and the second lead screw motor 12.8 are determined, and the second slider, the second lead screw and the second lead screw motor are conveniently connected with a second slide rail group and a second lead screw nut in the Y direction at the bottom of the second moving plate in a matching manner. Otherwise, if the upper surface of the first moving plate 12.3 is a plane, the second slider 12.7, the second lead screw 12.9 and the second lead screw motor 12.8 cannot be pre-positioned.

A second moving plate 12.10 is arranged above the first moving plate 12.3 along the Y direction, a second screw nut is arranged at the bottom of the second moving plate 12.10, and the second screw motor 12.8 can drive the second moving plate 12.10 to move along the Y direction when driving the second screw to rotate.

the upper surface of the first moving plate 12.3 is provided with two second sliding blocks; a second slide rail group along the Y direction is also fixedly arranged at the bottom of the second moving plate 12.10, the second slide rail group comprises two second slide rails, the two second slide rails are arranged in parallel, and the second screw rod is arranged between the two second slide rails; the two second sliding blocks respectively slide on the two second sliding rails. Therefore, the second slide rail set is arranged at the bottom of the second moving plate 12.10, and the slide block is arranged on the upper surface of the first moving plate, so that the suspended distance of the second slide rail set is reduced, the stability is improved, and the space is saved. The purpose of the second set of slide rails is to guide the movement of the second moving plate 12.10.

the second moving plate 12.10 is trapezoidal and comprises a top plate 12.11, a bottom plate 12.12 and two side plates 12.13, the top plate 12.11 and the bottom plate 12.12 are arranged in parallel, the two side plates 12.13 are arranged in parallel, and the two side plates 12.13 are respectively and fixedly connected with the top plate 12.11 and the bottom plate 12.12 in a vertical manner; by setting the second moving plate 12.10 to be trapezoidal, the installation space of the whole laser cutting head is saved, and the structure of the whole double-X-axis laser pipe cutting machine is more compact.

the second moving plate 12.10 includes a plurality of second reinforcing ribs 12.16, the second reinforcing ribs 12.16 are all arranged in parallel with the top plate 12.11 and the bottom plate 12.12, and two sides of each second reinforcing rib 12.16 are respectively connected with the two side plates 12.13. The internal surface of two curb plate 12.13 all is provided with the mounting groove, two mounting groove one-to-one on the curb plate, the both sides of second strengthening rib 12.16 hold respectively in corresponding mounting groove. The mounting grooves facilitate the mounting of the second reinforcing bars 12.16, and the number of the second reinforcing bars 12.16 can be selected according to the length of the side plates 12.13.

A third screw nut is fixedly arranged on the bottom plate 12.12, a third moving plate 12.14 is arranged along the Z direction, a third screw and a third screw motor 12.15 are arranged on the third moving plate 12.14, and the laser cutting head assembly 13 is fixedly connected with the third moving plate 12.14; when the third screw motor 12.15 drives the third screw to rotate, the third moving plate 12.14 can be driven to move along the Z direction, and by reversely mounting the third screw and the third screw nut in the Z-axis direction, namely: the third screw rod and the third screw rod motor are arranged on the third moving plate, and the third screw rod nut is arranged on the bottom plate of the second moving plate, so that the suspended distance can be reduced, the stability is improved, and the space can be saved; the third moving plate is further fixedly provided with a third slide rail group along the Z direction, the third slide rail group comprises two third slide rails, the two third slide rails are arranged in parallel, the third lead screw is arranged between the two third slide rails, a bottom plate of the second moving plate is provided with a third slide block, the number of the third slide blocks is two, and the two third slide blocks slide on the two third slide rails respectively. The third slide rail set guides the movement of the third moving plate 12.14.

The first lead screw motor 12.2, the second lead screw motor 12.8, the third lead screw motor 12.15 and the laser cutting head assembly 13 are electrically connected with the control system. During machining, the X1 axis and the X2 axis move in the same direction and are interpolated with the Y axis, so that the movement performance of the X axis can be greatly improved, and the overall performance requirement of the X axis is reduced. And the cutting head can be under Y axle, Z axle and X2 axle motion, can move between front chuck 14 and back chuck 15, carries out the processing to the tubular product tails, and the tails only has the tails length of back chuck jack catch clamping part promptly, presss from both sides tight tubular product length 20mm like back chuck jack catch, and tails length is close to 20mm, and than the tails length (about 100 mm) of traditional laser pipe cutting machine, accomplished shorter, more economize the material. And because the Y axis is closer to the X2 axis in terms of mass, the corresponding in terms of control is closer, when the pipe is machined, particularly for a large pipe and a heavy pipe, the inertia and the weight of the X1 axis of the rear chuck are heavy and can be kept still, and the laser machining on the pipe is carried out by utilizing the interpolation motion of the Y axis and the X2 axis, so that the quick response and the fluency are achieved.

As shown in fig. 4 and 5, the drilling and tapping all-in-one machine 16 comprises a frame 16.1, and the frame comprises a mounting bottom plate 16.2 and a mounting side plate 16.3; the mounting side plate is divided into a first mounting side plate 16.4 and a second mounting side plate 16.5; in the illustrated orientation, the mounting base plate 16.2 is disposed horizontally, the mounting side plate 16.3 is disposed vertically, and the first mounting side plate 16.4 and the second mounting side plate 16.5 are perpendicular to each other, and the plurality of mounting side plates 16.3 are provided to improve the stability of the entire rack and facilitate the mounting of other parts. The drilling and tapping all-in-one machine is used in cooperation with a laser pipe cutting machine, after hot melting drilling is conducted on machined and formed parts, tapping is conducted through a screw tap, a second procedure is reduced, production efficiency is greatly improved, and automatic production is greatly improved. The mounting holes are all formed in the bottom of the rack, in the embodiment, the second mounting side plate 16.5 is in an L shape and comprises a second mounting side plate bottom and a second mounting side plate side, a part of the mounting holes 16.6 is formed in the mounting bottom plate 16.2, and a part of the mounting holes is formed in the second mounting side plate bottom. The mounting hole is used for being fixedly mounted with a lathe bed of the laser pipe cutting machine.

A Z-axis sliding plate 16.7 is arranged on the first mounting side plate 16.4, and the Z-axis driving mechanism drives the Z-axis sliding plate 16.7 to slide along the Z-axis direction; the Z-axis driving mechanism comprises a Z-axis lead screw 16.8, a Z-axis lead screw nut and a Z-axis driving motor 16.9, the Z-axis driving motor 16.9 is used for driving the Z-axis lead screw 16.8 to rotate, the Z-axis lead screw 16.8 is installed on the first installation side plate 16.4, and the Z-axis lead screw 16.8 extends along the Z-axis direction; the Z-axis sliding plate is fixedly connected with the Z-axis screw rod nut, and the Z-axis driving motor 16.9 can drive the Z-axis sliding plate 16.7 to slide along the Z-axis direction when working. A Z-axis linear guide 16.10 is further disposed on the first mounting side plate 16.4, the Z-axis linear guide 16.10 extends in the Z-axis direction, the number of the Z-axis linear guide 16.10 is two, the two Z-axis linear guides 16.10 are disposed in parallel, and the Z-axis lead screw 16.8 is disposed between the two Z-axis linear guides 16.10; the Z-axis sliding plate 16.7 is provided with two Z-axis linear guide rail sliders, the two Z-axis linear guide rail sliders correspond to the two Z-axis linear guide rails 16.10 one by one, and the two Z-axis linear guide rail sliders slide on the two Z-axis linear guide rails 16.10 respectively. The purpose of the Z-axis linear guide 16.10 and the Z-axis linear guide slider is to guide the movement of the Z-axis slide 16.7.

A Y-axis sliding plate 16.11 is arranged on the Z-axis sliding plate 16.7, and a Y-axis driving mechanism drives the Y-axis sliding plate to slide along the Y-axis direction; the Y-axis driving mechanism comprises a Y-axis screw rod 16.12, a Y-axis screw rod nut and a Y-axis driving motor 16.13; the Y-axis driving motor 16.13 is used for driving the Y-axis lead screw 16.12 to rotate, the Y-axis lead screw 16.12 is installed on the Z-axis sliding plate 16.7, and the Y-axis lead screw 16.12 extends along the Y-axis direction; the Z-axis sliding plate is fixedly connected with the Z-axis screw rod nut, and the Y-axis driving motor 16.13 can drive the Y-axis sliding plate 16.11 to slide along the Y-axis direction when working. A Y-axis linear guide 16.14 is further disposed on the Y-axis driving motor 16.13, the Y-axis linear guide 16.14 extends along the Y-axis direction, the number of the Y-axis linear guides 16.14 is two, the two Y-axis linear guides 16.14 are disposed in parallel, and the Y-axis lead screw 16.12 is disposed between the two Y-axis linear guides 16.14; the Y-axis sliding plate 16.11 is provided with two Y-axis linear guide rail sliders, the two Y-axis linear guide rail sliders correspond to the two Y-axis linear guide rails 16.14 one by one, and the two Y-axis linear guide rail sliders slide on the two Y-axis linear guide rails 16.14 respectively. The purpose of the Y-axis linear guide 16.14 and the Y-axis linear guide slider is to guide the movement of the Y-axis slide 16.11.

The drilling and tapping assembly is arranged on the Y-axis sliding plate 16.11 and comprises a drill bit power shaft motor 16.15, a gear box 16.16, a plurality of chuck mounting seats 16.17, a plurality of drill chucks 16.18 and a drill bit driving mechanism; the chuck mounting seats 16.17 correspond to the drill chucks 16.18 one by one, screw taps or hot-melt drill bits and the like are mounted on the drill chucks 16.18, the number of the drill chucks 6.18 can be selected according to requirements, in the embodiment, the number of the chuck mounting seats 6.17 and the number of the drill chucks 16.18 are two, one of the drill chucks 16.18 is provided with the screw tap, and the other drill chuck 16.18 is provided with the hot-melt drill bit. The gearbox 16.16 is a multi-shaft gearbox and comprises an input shaft and a plurality of output shafts, the output shafts of the gearbox correspond to the chuck mounting seats 16.17 one by one, the input shaft of the gearbox is connected with the drill bit power shaft motor 16.15, and the output shaft of the gearbox is connected with the chuck mounting seats 16.17; the drill tap assembly further comprises a coupling 16.19 for connecting the drill power shaft motor 16.15 and the input shaft of the gearbox.

the drill bit driving mechanism comprises a plurality of drill bit driving cylinders 16.20 and a plurality of telescopic spline pairs 16.21, the telescopic spline pairs 16.21 correspond to the drill bit driving cylinders 16.20 one by one, the telescopic spline pairs 16.21 correspond to the drill chuck one by one, and in the embodiment, the number of the telescopic spline pairs 16.21 is two. One end of the telescopic spline pair 16.21 is connected with an output shaft of the gear box, the other end of the telescopic spline pair 16.21 is connected with the drill chuck 16.18, the drill chuck 16.18 is mounted on the chuck mounting seat 16.17, the drill chuck 16.18 is rotationally connected with the chuck mounting seat 16.17, specifically, the drill chuck 16.18 and the chuck mounting seat 16.17 are fixedly mounted through a rolling bearing, an outer ring of the rolling bearing is fixedly connected with the chuck mounting seat 16.17, and an inner ring of the rolling bearing is fixedly connected with the drill chuck 16.18. The drill bit driving cylinder is fixedly arranged on the mounting base plate 16.2, and a push rod of the drill bit driving cylinder is fixedly connected with the chuck mounting base 16.17. When the push rod of the drill bit driving air cylinder extends, the chuck mounting seat 16.17 can be pushed to move. Preferably, the drill driving mechanism further includes a drill supporting seat 16.22 and a drill slider, the drill slider is fixedly connected to the chuck mounting seat 16.17, the drill supporting seat 16.22 is fixedly disposed on the Y-axis sliding plate, and the drill slider is slidably connected to the drill supporting seat 16.22, specifically: the drill support 16.22 is provided with Y-direction slide rails, and the drill slide blocks are engaged with the Y-direction slide rails, so the purpose of the Y-direction slide rails is to guide the movement of the cartridge mounting 16.17. The drill bit driving cylinder 16.20 can arbitrarily drive one drill chuck 16.18 to extend out according to the requirement, and is used for processing parts. When the drill power head motor 15.1 rotates, the rotation is converted into multi-shaft rotation output through the gear box, the rotation power is transmitted to the drill chuck through the telescopic spline pair, the drill chuck drives the fixed hot-melting drill bit or the screw tap to perform part processing, and the telescopic spline pair can also transmit the power when the drill chuck moves at a fixed point. In addition, in the invention, multi-axis single control is adopted, so that compared with the traditional single-axis machining, the tool changing time and the tool changing action are reduced, and the working efficiency is greatly improved. The pipe on the laser pipe cutting machine can move along the X direction under the driving of the rear chuck, and drilling or tapping can be realized at any position by matching the Y axis and the Z axis in the invention. A through groove is formed in the second mounting side plate 16.5, and the Y-axis driving motor 14.3 is accommodated in the through groove, so that the whole drilling and tapping integrated machine for the laser pipe cutting machine is more compact.

As shown in the figure, the tube cutting bed body 11 is further provided with a concave wheel supporting mechanism 17 and a follow-up supporting mechanism 18, the concave wheel supporting mechanism 17 and the follow-up supporting mechanism 18 are arranged on the tube cutting bed body 11 in a staggered manner, and the concave wheel supporting mechanism 17 shown in fig. 6, 7 and 8 comprises a supporting rod 17.1, a supporting rod mounting seat 17.2, a lifting cylinder 17.3 and a concave wheel 17.6; the support rod mounting seat 17.2 is fixed on the machine tool, and one end of the support rod 17.1 is rotatably connected with the support rod mounting seat 17.2, so that the support rod 17.1 can rotate relative to the machine tool; concave wheel 17.6 includes the concave wheel pivot, concave wheel 17.6 cover is established in the concave wheel pivot, and concave wheel 17.6 with concave wheel pivot fixed connection, its fixed connection mode can be conventional fixed connection mode, and the preferred is the welding. The concave wheel rotating shaft can rotate, so that the concave wheel can be adjusted at various angles, the concave wheel rotating shaft is rotatably connected with the other end of the supporting rod 17.1, the lifting cylinder 17.3 comprises a lifting cylinder body 17.4 and a lifting cylinder push rod 17.5, the lifting cylinder body 17.4 is hinged with a machine tool, and the lifting cylinder push rod is hinged with the supporting rod 17.1; when the cylinder push rod 13.2 retreats from the maximum stroke, the concave wheel 17.6 can be lifted to the highest point on the machine tool body so as to support the processed pipe, and when the cylinder push rod 17.5 retreats to the minimum stroke, the concave wheel 17.6 is lowered to the lowest point on the machine tool body so as to avoid the rear chuck, so that the rear chuck can continue to move forward for processing. As shown in figure 3, the lifting cylinder, the supporting rod mounting seat and the machine tool form a connecting rod structure together, and a connecting rod type motion mode is adopted to replace a linear motion mode in the prior art, so that the use of guide rail pair structures is reduced, and the space limitation in the vertical direction can be solved only by adopting the connecting rod type structure; and the connecting rod type structure is adopted, the kinematic pairs are installed in a hinged mode, and the device also has the advantages of simple structure, convenience in processing, low manufacturing cost and the like.

Specifically, two bearings with seats are arranged on the supporting rod mounting seat 17.2, the two bearings with seats are arranged oppositely, the central lines of the two bearings with seats are in the horizontal direction, the outer rings of the two bearings with seats are fixedly connected with the supporting rod mounting seat 17.2, two supporting seat rotating shafts 17.7 are respectively arranged at two sides of one end of the supporting rod, the supporting seat rotating shafts 17.7 are fixedly connected with the supporting rod, the two supporting seat rotating shafts 17.7 are arranged in the horizontal direction, and the two supporting seat rotating shafts are respectively fixedly connected with the inner rings of the two bearings with seats, so that the supporting rod 17.1 can rotate around the supporting seat rotating shafts 17.7, preferably, the bearings are sliding bearings with damping structures, so that the supporting rod 17.1 not only can rotate around the supporting seat rotating shafts 17.7, but also can be fixed when rotating to any angle, the support bar 17.1 is not allowed to shake.

Still be provided with concave wheel mounting structure on the bracing piece 17.1, concave wheel mounting structure includes connecting portion 17.8 and supporting part 17.9, the quantity of supporting part 17.9 is two, two supporting part 17.9 parallel arrangement and with connecting portion 17.8 fixed connection, connecting portion 17.8 with bracing piece 17.1's other end fixed connection, so whole concave wheel mounting structure with bracing piece 17.1's other end fixed connection sets up the purpose of concave wheel mounting structure and is for the installation of concave wheel of facilitating the ease to the installation space of concave wheel has also been saved. Two ends of the concave wheel rotating shaft are respectively connected with the two supporting parts 17.9 in a rotating mode.

Be provided with the rolling bearing on the bracing piece 17.1, the concave wheel pivot with the inner circle fixed connection of rolling bearing, thereby realize the concave wheel pivot with bracing piece 17.1's rotation is connected, and is preferred all be provided with the rolling bearing on two supporting parts 17.9, two rolling bearings set up relatively, the both ends of concave wheel pivot respectively with the inner circle fixed connection of the rolling bearing on two supporting parts 17.9, thereby realize the concave wheel pivot with the rotation of supporting part is connected, makes things convenient for concave wheel angle of adjustment, the rolling bearing on the supporting seat is the slide bearing from taking damping structure, so concave wheel 7.6 not only can the angle of rotational adjustment self, can be at arbitrary angular fixity moreover to support tubular product that can be better.

Concave wheel mounting structure still includes concave wheel pad 17.10, concave wheel pad 17.10 is hollow cylindrical, the quantity of concave wheel pad is two, two the concave wheel pad is established respectively the cover the both ends of concave wheel pivot, every the concave wheel pad sets up concave wheel 17.6 with between the supporting part 17.9, the quantity of concave wheel pad prevents that concave wheel 17.6 is in about the drunkenness is gone up in the concave wheel pivot. The concave wheel supporting mechanism of the laser pipe cutting machine further comprises a cylinder seat 17.11, the cylinder seat is fixedly installed on the supporting rod 17.1, two protrusions 17.12 are arranged on the cylinder seat, a push rod of the lifting cylinder is arranged between the two protrusions 17.12, a bolt penetrates through one protrusion, a push rod 17.5 of the lifting cylinder and the other protrusion respectively and is locked through a locking piece, and the purpose of setting the cylinder seat 17.11 is to facilitate the installation of the push rod 7.5 of the lifting cylinder on the supporting rod 7.1.

as shown in fig. 8, the concave wheel 17.6 is a variable groove width concave wheel, the variable groove width means that the groove width of the concave wheel 17.6 is not constant, the groove on the concave wheel 17.6 is divided into a first section of groove 17.13 and a second section of groove 17.14, and the first section of groove 17.13 and the second section of groove 17.14 are not in smooth transition; the groove width of the first section of groove 17.13 is gradually increased along the circumferential direction of the concave wheel and is in smooth transition, and the pipe with the diameter supported according to the requirement can be suitable for supporting the pipe with different diameters by rotating the concave wheel 17.6; in the prior art, if a pipe with a large diameter is to be accommodated, the volume of the concave wheel 17.6 needs to be large, but in the invention, the second-section groove 17.14 is a circular arc-shaped groove which can accommodate the pipe with the large diameter without increasing the volume of the whole concave wheel 17.6; a guide structure 17.15 is arranged at a position of the first section groove 17.13 close to the second section groove 17.14 (namely, a position where the groove width of the first section groove 17.13 is minimum), and the guide structure 17.15 can better support a pipe with a small diameter when the guide structure 17.15 rotates to the highest point, so that the pipe is prevented from shaking left and right.

the concave wheel is made of wear-resistant materials pom or nylon, the friction coefficient of the concave wheel and metal is small, the friction force of the processed pipe during processing is reduced, and the scratching and collision damage to the surface of the pipe during rotation and movement of the processed pipe due to the supporting concave wheel can be reduced.

referring to fig. 9, 10 and 13, the invention further comprises a tube storage bin, wherein the tube storage bin comprises a bin main body 21, a material storage tray 22 arranged on the side surface of the bin main body 21, a material trolley 23 arranged on the side surface of the material storage tray 22, and a material storage frame 24 arranged on the material trolley 23;

As shown in fig. 13, the access tray 22 includes a fixed frame 22.1, a retractable plate 22.2, a vertical lifting unit 22.3 disposed on the fixed frame 22.1, and a horizontal moving unit 22.4 for driving the retractable plate 22.2 to move; the expansion plate 22.2 is provided with a clamping part 25 connected with the storage frame 24;

A butt joint part 26 is arranged between the material trolley 23 and the material storing and taking plate 2, the butt joint part 26 fixes the material trolley 23 and the material storing and taking plate 22, the clamping part 25 is connected with the material storing frame 24 and the material storing and taking plate 22, and the material storing and taking plate 22 drives the material storing frame 24 to move.

Specifically, the device provided by the invention is used as a matching device of a laser pipe cutting machine, and comprises a material warehouse main body 1, wherein the material warehouse main body 1 is used for storing pipes. The material storing and taking tray 22 and the material vehicle 23 are sequentially arranged on the left side of the material warehouse main body 1, the material storing frame 24 is placed on the material vehicle 23, and the material vehicle 23 can move to drive the material storing frame 24 and the material storing and taking tray 22 to move. The access tray 22 comprises a fixing frame 22.1 arranged on the outer side face and a telescopic plate 22.2 arranged on the inner side of the fixing frame 22.1, and the horizontal moving part 22.4 is used for driving the telescopic plate 22.2 to horizontally move. A clamping portion 25 is arranged on the expansion plate 22.2, and the clamping portion 25 is used for clamping the storage frame 24 and the expansion plate 22.2 so as to drive the storage frame 24 to move; in order to avoid the relative movement of the material cart 23, a butt joint part 26 is arranged between the material cart 23 and the material storage tray 22, the butt joint part 26 can fix the material cart 23 and the material storage tray 22, and simultaneously, the material cart 23 and the material storage tray 22 can be arranged in parallel, so as to prevent the material storage frame 24 from being inclined when being dragged by the horizontal moving part 22.4.

it should be noted that the horizontal moving portion 22.4 drives the expansion plate 22.2 to perform a reciprocating linear motion, and the horizontal moving portion 22.4 includes a gear and rack transmission, a belt transmission, a lead screw transmission and a chain transmission, but is not limited thereto. In this embodiment, the horizontal moving portion 22.4 is preferably a chain transmission, and the horizontal moving portion 22.4 includes a first motor 22.41, a transmission shaft 22.42, a transmission wheel (not shown in the drawings) disposed at the end of the transmission shaft 22.42, and a chain conveying mechanism 22.43; the transmission wheel drives the chain conveying mechanism 22.43 to transmit, the chain conveying mechanism 22.43 is provided with a pushing block 22.44, and the pushing block 22.44 drives the expansion plate 22.2 to horizontally reciprocate. Specifically, the first motor 22.41 is disposed on the bottom surface of the fixed frame 22.1, the first motor 22.41 is connected to two transmission shafts 22.42, a transmission wheel is disposed at the end of the transmission shaft 22.42, the transmission wheel drives the chain conveying mechanism 22.43 to move, a plurality of pushing blocks 22.44 are disposed on a chain of the chain conveying mechanism 22.43, a supporting portion (not shown in the drawings) adapted to the pushing blocks 22.44 is disposed on the expansion plate 22.2, and the expansion plate 22.2 can reciprocate through forward and reverse rotation of the first motor 22.41.

The vertical lifting part 22.3 includes, but is not limited to, a rack and pinion drive, a belt drive, a lead screw drive, and a chain drive. In this embodiment, the vertical lifting unit 22.3 includes a second motor 22.31 and a chain lifting mechanism. The chain lifting mechanism comprises two second chain wheels 22.32 and a second chain 22.33 which are vertically arranged, the second motor 22.31 is connected with the fixed frame 22.1, the second motor 22.31 is fixed with the second chain wheels 22.32 to drive the second chain 22.33 to transmit, and the second chain 22.33 is a roller chain. The material warehouse main body 1 is provided with a rack 27 matched with the second chain 22.33, and the second chain 22.33 moves along the rack 27 to drive the material storing and taking tray 22 to move up and down. Specifically, the second motor 22.31 is fixed on the fixed frame 22.1, at least two racks 27 are arranged on the left side surface of the magazine main body 1, the racks 27 are provided with guide bars 28 in a matching manner, the racks 27 are matched with the second chain 22.33, and the second motor 22.31 drives the second chain wheel 22.32 to move so as to drive the second chain 22.33 to climb along the racks 27.

Referring to fig. 11, in order to store the tube, the magazine body 1 includes a magazine frame 21.1 and a multi-layer storage portion 21.2 disposed inside the magazine frame 21.1; the storage part 21.2 comprises two symmetrically arranged supporting strips 21.21, and the end surfaces of the supporting strips 21.21 are provided with soft limiting parts 21.3; the soft limiting part 21.3 comprises an elastic contact body 21.31 and a pressure sensor 21.32 connected with the elastic contact head. Specifically, the storage frame 24 passes through in the horizontal migration portion 22.4 sends into the feed bin main part 1, places on the support bar 21.21 of two symmetrical settings, when the terminal surface of storage frame 24 with elastic contact body 21.31 contacts, forms certain pressure, pressure sensor 21.32 responds to this pressure, controls first motor 22.41 stop working, in order to prevent the storage frame 24 from transporting out of feed bin main part 1, in order to improve the security when storage frame 24 places feed bin main part 1.

As shown in fig. 13, further, the magazine body 1 is further provided with a sensing assembly 21.4, and the sensing assembly 21.4 includes a gravity sensing actuator 141 and a contact sensor 21.42. The gravity sensing actuator 21.41 is arranged in the middle of the supporting bar 21.21, and the gravity sensing actuator 21.41 identifies a vacant position so as to control the vertical lifting part 22.3 to ascend to the corresponding storage part 21.2; the contact sensor 21.42 is disposed at a side of the magazine body 1, corresponds to each storage portion 21.2, and controls the operation of the second motor 22.31 by sensing the position of the vertical lifting portion 22.3. Through above-mentioned response subassembly 21.4, send into the vacant position of feed bin main part 1 with storage frame 24 automatically, can improve the security and the efficiency of storage.

Preferably, the storage frame 24 includes a storage frame body 24.1 and a plurality of limiting rods 24.2 arranged on the storage frame body 24.1. The storage frame body 24.1 is including the bottom surface that is used for supporting and the preceding terminal surface and the rear end face that are used for the limiting position, the both sides limit of storage frame 24 is equipped with gag lever post 24.2, and is a plurality of gag lever post 24.2 interval sets up to prevent the tubular product roll-off.

As shown in fig. 12, further, the material cart 23 includes a carrying platform 23.1, and a conveying mechanism 23.2 is disposed on a bottom surface of the carrying platform 23.1, and drives the material cart 23 to move along a guide rail 29 on the ground. Wherein the conveying mechanism 23.2 comprises a motor (not shown in the drawings) and rollers (not shown in the drawings), which motor drives the rollers to move along the guide rails 29. Furthermore, the top surface of the loading platform 23.1 is provided with a rolling member 23.3, and when the horizontal moving part 22.4 pulls the storage frame 24 to move, the rolling member 23.3 can effectively reduce friction, so that the operation is stable. The top surface of the loading platform 23.1 is also provided with a positioning strip 23.4 matched with the rolling member 23.3, so that the rolling member 23.3 does not deviate in movement;

as shown in fig. 14, the clamping portion 25 includes an automatic ejecting member 25.1 disposed on an inner side surface of the expansion plate 22.2 and a clamping hole (not shown in the drawings) disposed on a side surface of the storage frame 24, and the automatic ejecting member 25.1 is adapted to the clamping hole 25.2; the automatic ejection member 25.1 includes a ram 25.11 and a driving assembly (not shown in the drawings) connected to the end of the ram 25.11. Specifically, the position clamping hole is long-strip-shaped, the automatic ejecting part 25.1 comprises an ejector rod 25.11 and an air cylinder or a hydraulic cylinder connected to the ejector rod 25.11, and the air cylinder or the hydraulic rod is controlled to be opened or closed by an electromagnetic valve (not shown in the drawing).

as shown in fig. 14, the docking portion 26 includes a positioning head 26.1, and an electromagnet 26.2 and a sensor 26.3 provided on the positioning head 26.1; the positioning head 26.1 comprises a first positioning head 26.11 fixed with the material storing and taking tray 22 and a second positioning head 26.12 fixed with the material trolley 23; the first positioning head 26.11 is provided with an arc-shaped protruding part, and the second positioning head 26.12 is provided with an arc-shaped groove matched with the arc-shaped protruding part. When the material trolley 23 is in butt joint with the material storing and taking disc 22, the first positioning head 26.11 is in pre-contact with the second positioning head 26.12, the arc convex part of the first positioning head 26.11 is in matched clamping connection with the arc groove of the second positioning head 26.12, and an arc contact surface is adopted, so that rapid, accurate and alignment can be realized; energizing the electromagnet 62, the first positioning head 26.11 and the second positioning head 26.12 are fixed; the sensor 63 sends a signal to the electromagnetic valve to drive the driving component 25.12 to eject the ejector rod 25.11, so as to lock the storage frame 24 and the storage tray 22; the first motor 22.41 operates to drive the horizontal moving part 22.4 to drive the storage frame 24 to move.

The invention relates to a method for storing and taking a pipe storage bin of a laser pipe cutting machine, which comprises the following steps:

S01, placing the pipe into a material storage frame 24, and placing the material storage frame 24 on the material trolley 23;

s02, the material cart 23 moves to the abutting part 26 of the material storage tray 22, the abutting part 26 of the material cart 23 abuts against the material storage tray 22, and the material storage frame 24 and the material storage tray 22 are clamped by the clamping part 25;

S03, the access tray 22 moves horizontally, and the storage frame 24 is placed on the access tray 22;

S04 the access tray 22 is lifted to the free position of the magazine body 1, and the horizontal transmission mechanism of the access tray 22 feeds the storage frame 24 into the magazine body 1;

s05, the material storage tray 22 descends to a position where the material storage tray is in butt joint with the material trolley 23, and the storage is completed through circulation;

S06 the access tray 22 is lifted to the designated tube taking position, and the access tray 22 moves the storage frame 24 horizontally to the access tray 22;

S07, the access tray 22 descends to the abutting portion 26 of the material cart 23, and the access tray 22 moves the material storage frame 24 horizontally to the material cart 23;

s08, the material trolley 23 drives the material storage frame 24 to move to the material receiving device of the automatic pipe feeding device.

In summary, the tube storage bin of the present invention includes a bin main body 21, a storage tray 22, a material cart 23 and a storage frame 24, wherein the storage tray 22 is provided with a horizontal moving portion 22.4 and a vertical lifting portion 22.3, the storage frame 24 is placed above the material cart 23, the horizontal moving portion 22.4 moves the material cart 23 to above the storage tray 22, the material cart is transported to a corresponding position by the vertical lifting portion 22.3, and the storage frame 24 is placed in the bin main body 1 by the horizontal moving portion 22.4; by placing the pipes to be processed in the material storage frame 24 and storing the pipes in the material warehouse main body 21, a large number of pipes can be stored at the same time, the environmental space is fully utilized, and the pipes are placed regularly and orderly; meanwhile, the automatic material storing and taking process is realized, the pipe is supplied in time, and the pipe cutting efficiency can be effectively improved.

According to the invention, an automatic pipe feeding device is also arranged between the pipe storage bin and the laser pipe cutting machine, and the automatic pipe feeding device can automatically feed the pipes on the pipe storage bin to the laser pipe cutting machine; as shown in fig. 15-30, an automatic pipe feeding device is disclosed, which comprises a feeding rack 31, a receiving device 32, a distributing device 33, a measuring device 34 and a conveying device 35;

As shown in fig. 15 and 24, the feeding frame 31 includes a bottom frame 31.2, frames 31.1 disposed on two sides of the bottom frame 31.2 in a direction perpendicular to the pipe conveying direction, and a cross beam 31.3 disposed on the top end of the frames 31.1 on two sides;

The material receiving device 32 is in butt joint with the pipe storage material warehouse, and the material receiving device 32 sends a plurality of pipes from the pipe storage material warehouse to the material distributing device 33;

As shown in fig. 15, 29 and 30, the material separating device 33 includes a material pushing assembly 33.21, a separating assembly 33.19, a material blocking assembly and an infrared sensor 33.20; the separating assembly 33.19 is arranged on the bottom frame 31.2, the separating assembly 33.19 comprises a first inclined side surface 33.19.1 and a second inclined side surface 33.19.2, the first inclined side surface 33.19.1 is connected with the second inclined side surface 33.19.2, the pushing assembly 33.21 is slidably arranged on one side of the first inclined side surface 33.19.1 to form a feeding side of the material distributing device 33, the pushing assembly 33.21 comprises an interference surface 33.21.2 perpendicular to the first inclined side surface 33.19.1 and a parallel surface 33.21.1 parallel to the first inclined side surface 33.19.1, the parallel surface 33.21.1 is connected with the interference surface 33.21.2, and the distance between the parallel surface 33.21.1 and the first inclined side surface 33.19.1 can be automatically adjusted to be equal to the external dimension of the pipe; the material blocking assembly is slidably arranged on one side of the second inclined side surface 33.19.2 to form a discharging side of the material distributing device 33; the infrared sensor 33.20 is arranged at the intersection line of the first oblique side face 33.19.1 and the second oblique side face 33.19.2, and the material pushing assembly 33.21 pushes the tube material upwards onto the material blocking assembly;

As shown in fig. 16, the measuring device 34 is disposed in a side frame 31.1 of the loading frame 31, and the measuring device 34 is located above the striker assembly, the measuring device 34 includes a displacement sensor 34.2, and the displacement sensor 34.2 is perpendicular to the second oblique side 33.19.2;

The conveying device 35 is in butt joint with the material dividing device 33, and the conveying device 35 conveys the pipe materials to the laser pipe cutting machine from the discharging side of the material dividing device 33.

The pipe storage bin switches the required type of the pipe according to the requirement of the laser pipe cutting machine, and the automatic pipe feeding device also automatically adjusts the distance between the parallel surface 33.21.1 and the first inclined side surface 33.19.1 to be equal to the overall dimension of the type of the pipe required by the laser pipe cutting machine, namely the width of the required pipe according to the requirement of the laser pipe cutting machine; even if the models of the pipes are different in overall dimensions, the distance between the parallel surface 33.21.1 and the first inclined side surface 33.19.1 is automatically adjusted to be equal to the overall dimensions of the pipes, so that the material pushing assembly 33.21 can be ensured to push a plurality of pipes upwards only in a single-layer and non-laminated mode, when the infrared sensor 33.20 detects that one pipe falls onto the material blocking assembly, the infrared sensor 33.20 sends a signal to control the material pushing assembly 33.21 to retreat, and one pipe and only one pipe in the plurality of single-layer pipes can fall onto the material blocking assembly; a displacement sensor 34.2 of the measuring device 34 is abutted against the surface of the pipe, the overall dimension of the pipe on the material blocking assembly is measured through the difference value of the moving amount of the displacement sensor 34.2, and the model of the pipe is judged through the measured value of the measuring device 34, so that whether the pipe storage bin is switched to the model of the pipe required by the laser pipe cutting machine or not is judged; the processes of pipe switching, pipe feeding, pipe distribution, pipe measurement and pipe conveying do not need the participation of operators, the intelligent automation degree is high, and the production cost is reduced; the automatic pipe feeding device can be suitable for feeding pipes of different models, and is high in applicability.

as shown in fig. 18, 19 and 27, the material distributing device 33 further includes a material pushing motor 33.1, the material pushing motor 33.1 is disposed on the bottom frame 31.2, an output shaft of the material pushing motor 33.1 is connected to a material pushing reduction box 33.2, the material pushing reduction box 33.2 reduces a rotation speed of the material pushing motor 33.1 and outputs the reduced rotation speed to the first material pushing sprocket 33.12, the bottom frame 31.2 is further provided with a second material pushing sprocket 33.14, a material pushing chain is disposed between the first material pushing sprocket 33.12 and the second material pushing sprocket 33.14, the material pushing chain is fixedly connected to the material pushing assembly 33.21, the material pushing assembly 33.21 is disposed on a material pushing slide rail 33.13 of the bottom frame 31.2, and the material pushing slide rail 33.13 is parallel to the first inclined side surface 33.19.1 along; the pushing motor 33.1 drives the pushing chain to work, so as to drive the pushing assembly 33.21 to push materials upwards or retreat downwards along the pushing slide rail 33.13.

as shown in fig. 22, the material separating device 33 further includes a separating motor 33.3, the separating motor 33.3 is disposed on the chassis 31.2, the separating motor 33.3 is disposed below the separating assembly 33.19, the separating motor 33.3 is output from the first separating sprocket 33.5 through a separating speed reducing box 33.4, a driven shaft driven by the separating motor 33.3 is provided with a second separating sprocket 33.6 and a separating gear 33.7, a separating chain is disposed between the first separating sprocket 33.5 and the second separating sprocket 33.6, the separating gear 33.7 is engaged with a separating rack 33.8 disposed on the separating assembly 33.19, the separating assembly 33.19 is disposed on a separating slide rail 33.9 of the loading frame 31, the separating slide rail 33.9 is perpendicular to the first inclined side surface 33.19.1, the separating motor 33.3 is operated by driving the separating chain, so that the separating gear 33.7 on the driven shaft is engaged with the separating rack 33.8, the separating assembly 33.19 is driven to move along a direction perpendicular to the first inclined side surface 33.19.1, so as to adjust the distance between the first inclined side 33.19.1 and the parallel surface 33.21.1 to be equal to the external dimension of the tube; when the pipes are switched, the distance between the first inclined side 33.19.1 and the parallel surface 33.21.1 can be automatically adjusted according to the overall dimensions of the pipes of different models, so that when the pushing assembly 33.21 pushes the pipes of different models upwards, the pushing assembly 33.21 still can only push a plurality of pipes upwards to the material blocking assembly in a single-layer and non-stacked mode, and the automatic pipe feeding device is high in applicability.

As shown in fig. 27 and 28, an included angle between the first inclined side 33.19.1 and the second inclined side 33.19.2 is a right angle, the dam assembly includes a stopper 33.18 and a stopper mounting seat 33.15, the stopper 33.18 is fixedly mounted on the stopper mounting seat 33.15, the stopper 33.18 includes a receiving surface 33.18.1 perpendicular to the second inclined side 33.19.2, a distance between the receiving surface 33.18.1 and the first inclined side 33.19.1 can be automatically adjusted to be equal to an outer dimension of the pipe, when the pushing assembly 33.21 pushes a plurality of pipes upward to the dam assembly, even if the pushing assembly 33.21 slightly overshoots upward, a distance between the receiving surface 33.18.1 and the first inclined side 33.19.1 is equal to the outer dimension of the pipe, so that only one pipe can be accommodated between the receiving surface 33.18.1 and the first inclined side 33.19.1, that only one pipe among the plurality of single-layer pipes can fall onto the dam assembly.

As shown in fig. 27 and 28, the feed divider 33 further includes a material blocking motor, the material blocking motor is disposed on the bottom frame 31.2, the material blocking motor is located at the bottom end of the discharge side of the feed divider 33, an output shaft of the material blocking motor is provided with a first material blocking sprocket, the bottom frame 31.2 is provided with a second material blocking sprocket 33.16, a material blocking chain is disposed between the first material blocking sprocket and the second material blocking sprocket 33.16, the material blocking assembly further includes a second cylinder 3.22 and a block slide rail 3.23, the material blocking chain is connected with a block mounting seat 33.15, the block mounting seat 33.15 is disposed on the material blocking slide rail 33.17 of the bottom frame 31.2, and the material blocking slide rail 33.17 is perpendicular to the first inclined side surface 33.19.1; the second air cylinder 33.22 is arranged on the stopper mounting seat 33.15, a piston rod of the second air cylinder 33.22 is fixedly connected with the stopper 33.18, the stopper 33.18 is fixedly connected with the stopper slide rail 33.23, the stopper slide rail 33.23 is arranged on a slide block of the stopper mounting seat 33.15, and the material blocking motor drives the material blocking chain to work, so that the material blocking assembly is driven to move up and down along the material blocking slide rail 33.17, namely the stopper 33.18 is driven to move up and down along the material blocking slide rail 33.17; not only can the distance between the bearing surface 33.18.1 and the first inclined side surface 33.19.1 be automatically adjusted to be equal to the external dimension of the pipe according to the different external dimensions of different models of the pipe when the pipe is switched, so that only one pipe can be contained between the bearing surface 33.18.1 and the first inclined side surface 33.19.1, but also the pipe can be conveyed to the conveying device 35 by the downward movement energy of the stop block 33.18 along the stop slide rail 33.17.

As shown in fig. 26, the measuring device 34 is located above the material stop assembly, the measuring device 34 includes a first cylinder 34.3 and a displacement sensor 34.2, a piston rod of the first cylinder 34.3 is connected to the displacement sensor 34.2, and the displacement sensor 34.2 is perpendicular to the second oblique side, that is, the displacement sensor 34.2 is perpendicular to the measuring surface of the pipe, the piston rod of the first cylinder 34.3 drives the displacement sensor 34.2 to be compressed from the measuring surface abutting against the pipe to the displacement sensor 34.2, the external dimension of the pipe located on the material stop assembly is measured by the compression amount of the displacement sensor 34.2, that is, the difference of the displacement amount, and whether the model of the pipe is the model of the pipe required by the pipe cutter is determined by the measured value.

As shown in fig. 26, the measuring device 34 further includes a pressing plate 34.1 and a connecting plate 34.4, the connecting plate 34.4 connects the piston rod of the first cylinder 34.3 with the displacement sensor 34.2, the pressing plate 34.1 is slidably disposed on the connecting plate 34.4, the displacement sensor 34.2 is disposed in the pressing plate 34.1, and one end of the displacement sensor 34.2 away from the first cylinder 34.3 is fixedly connected with the pressing plate 34.1; the pressing plate 34.1 comprises a pressing surface 34.1.1, the pressing surface 34.1.1 is parallel to the second inclined side surface 33.19.2, namely the pressing surface 34.1.1 is parallel to the measurement surface of the pipe, the piston rod of the first air cylinder 34.3 drives the pressing plate 34.1 to move downwards to enable the pressing surface 34.1.1 to press and fix the pipe, after the pressing surface 34.1.1 presses and fixes the pipe, the first air cylinder 34.3 continues to drive the displacement sensor 34.2 to move towards the direction of the pipe, so that the displacement sensor 34.2 is compressed, the external dimension of the pipe is measured, the pipe is pressed and fixed by the pressing plate 34.1, then the displacement sensor 34.2 is used for measurement, and the accuracy of the displacement sensor 34.2 is improved.

As shown in fig. 26, the pressing plate 34.1 further includes a pressing surface 34.1.1, the pressing surface 34.1.1 is parallel to the second inclined side surface 33.19.2, the pressing surface 34.1.1 includes a passage through which the displacement sensor 34.2 can pass, and the pressing surface 34.1.1 is parallel to the second inclined side surface 33.19.2, that is, the pressing surface 34.1.1 is parallel to the surface of the pipe, so that the pressing surface 34.1.1 can better press the pipe for measurement, and the measurement accuracy of the displacement sensor 34.2 can be further improved.

as shown in fig. 21 and 2, the material receiving device 32 includes a material receiving frame 32.1, a pull rope assembly 32.2, an intermediate shaft 32.3 and a material pulling motor 33.10; an output shaft of a pulling motor 33.10 is connected with a pulling reduction box 33.11, one end of a receiving frame 32.1, which is hinged with an underframe 31.2, is a discharging end, the discharging end is positioned on a feeding side of a material distributing device 33, one end of the receiving frame 32.1, which is opposite to the discharging end, is a feeding end, the feeding end of the receiving frame 32.1 is butted with a pipe storage material warehouse, pulling-up components 2.2 are arranged on two sides of the receiving frame 32.1 along a direction perpendicular to a conveying direction of pipes, one end of each pulling-up component is hinged with the feeding end of the receiving frame 32.1, an intermediate shaft 32.3 is arranged on door frames on two sides, the other end of a pulling rope component 32.2 bypasses the intermediate shaft 32.3 and is fixedly connected with an output shaft of the pulling reduction box 33.11, the axes of the intermediate shaft 32.3 and the output shaft of the pulling reduction box 33.11 are both perpendicular to the conveying direction of the pipes, an output shaft of the pulling motor 33.10 rotates, after the reduction of the pulling reduction box 33.11, the pulling reduction box is wound around the output shaft of, make stay cord subassembly 32.2 progressively tighten and will draw the work or material rest rotatory round the one end of drawing work or material rest and chassis 31.2 articulated, draw the feed end of work or material rest upwards rotatory round the output of drawing the work or material rest promptly for draw the material device with tubular product from tubular product storage material storehouse send feed divider 33 on, this kind of feeding mode can realize the feeding of big batch tubular product, improves the efficiency of feeding.

As shown in fig. 18 and 20, the conveying device 35 includes a conveying belt 35.12 and a lifting device, one end of the conveying belt 35.12 is disposed on the discharging side of the material distributing device 33, the other end of the conveying belt 35.12 is provided with the lifting device, the lifting device includes a vertical limiting column 35.3, a horizontal receiving column 35.4, a lifting rack 35.5, a lifting gear 35.6 and a lifting motor, one side of the receiving column 35.4 far away from the material distributing device 33 is an outer side, the limiting column 35.3 is disposed above the outer side of the receiving column 35.4, the lifting rack 35.5 is disposed below the inner side of the receiving column 35.4, the lifting motor is disposed on the bottom frame 31.2, the lifting motor is connected with a lifting reduction gearbox, the lifting gear 35.6 is disposed on an output shaft decelerated by the lifting reduction gearbox, and the lifting gear 35.6 is engaged with the lifting; the belt carries tubular product to elevating gear from feed divider 33's discharge side, and spacing post 35.3 has restricted tubular product and has continued to carry under the drive of belt, and elevating motor drive elevating gear rises, measures the overall dimension of tubular product according to measuring device 34, and elevating gear promotes the central point of tubular product to appointed fixed height.

As shown in fig. 15, 24 and 25, the conveying device 5 further includes a manipulator, a manipulator mounting seat 35.7, a conveying motor, a clamping motor, a conveying belt 35.10 and a conveying belt mounting seat 35.11, the manipulator mounting seat 35.7 is disposed below the cross beam 31.3, the manipulator is fixedly mounted in the manipulator mounting seat 35.7, the manipulator includes an upper clamp 35.9 and a lower clamp 35.8, the upper clamp 35.9 and the lower clamp 35.8 both include a clamping block and a clamping rack, the upper clamp 35.9 and the lower clamp 35.8 are disposed opposite to each other, an output shaft of the clamping motor is connected with the clamping gear, the clamping racks of the upper clamp 35.9 and the lower clamp 35.8 are engaged with the same clamping gear, the clamping motor drives the upper clamp 35.9 and the lower clamp 35.8 to clamp or open in opposite directions, the conveying belt 35.10 mounting seat is disposed on the cross beam 31.3, the conveying belt 35.10 is disposed on the conveying belt mounting seat 35.11, and the conveying belt 35.10 is connected with the manipulator, the output shaft of conveying motor is connected with the belt pulley of conveying belt 35.10 one end, drive conveying belt 35.10's work, thereby it removes to drive the manipulator along the direction that is on a parallel with tubular product transport, it all meshes the cooperation with same clamping gear with the tight rack of clamp 35.8 down to go up anchor clamps 35.9, can realize going up anchor clamps 35.9 and clamp 35.8's synchronous clamp in opposite directions down, and the central point of manipulator and the central point of tubular product are located same height, guarantee that the central point of tubular product is still on appointed fixed height, even the tubular product of the different models of manipulator centre gripping, still can keep the central point of tubular product on appointed fixed height, rethread conveying motor accurately delivers to laser pipe cutting machine with the manipulator and processes.

As shown in fig. 17, 18 and 20, length detection devices are further disposed on two sides of the lifting device along a direction perpendicular to the conveying direction of the pipe, and each length detection device includes a first baffle 35.2 disposed on one side of the lifting device, a second baffle 35.1 disposed on the other side of the lifting device, and a servo motor; the servo motor drives the first baffle 35.2 to move towards the second baffle 35.1 along the direction perpendicular to the pipe conveying direction, the servo motor drives the first baffle 35.2 to abut against one end of the pipe, the other end of the pipe abuts against the second baffle 35.1, the length of the pipe is calculated according to the moving distance difference of the servo motor, and the cutting distance of the pipe conveyed to the laser pipe cutting machine is determined according to the length value provided by the servo motor.

The application process of the embodiment of the invention comprises the following steps:

When the laser pipe cutting machine needs to process pipes, the pipe storage bin automatically obtains materials according to the type of the pipes needed by the laser pipe cutting machine, the separation motor 33.3 drives the separation chain, so that the separation assembly 33.19 is driven to move along the separation slide rail 33.9, and the distance between the first inclined side 33.19.1 and the parallel surface 33.21.1 is automatically adjusted to be equal to the overall dimension of the pipes; the material blocking motor drives the material blocking chain, so that the material blocking assembly is driven to move along the material blocking slide rail 33.17, and the distance between the bearing surface 33.18.1 and the first inclined side surface 33.19.1 is automatically adjusted to be equal to the external dimension of the pipe; after adjustment is completed, the pipe storage bin sends a bundle of pipes to the material receiving device 32, the pulling motor 33.10 drives the pulling rope assembly 32.2, so that the feeding end of the material receiving frame 32.1 is driven to upwards turn around the discharging end of the material receiving frame 32.1, the bundle of pipes sent from the pipe storage bin is turned to the feeding side of the material distributing device 33, and the material receiving frame 32.1 still keeps an inclined state; a bundle of pipes are stacked on the surfaces of the first inclined side surface 33.19.1, the collision surface 33.21.2 and the material receiving frame 32.1, then the material pushing motor 33.1 drives the material pushing chain, so that the material pushing assembly 33.21 is driven to move upwards along the material pushing slide rail 33.13, as the distance between the first inclined side surface 33.19.1 and the parallel surface 33.21.1 is equal to the overall dimension of the pipes, the collision surface 33.21.2 of the material pushing assembly 33.21 collides with the pipes and can only push the pipes upwards in a single-layer and non-laminated mode, and when the infrared sensor 33.20 detects that one pipe falls onto the material blocking assembly, the infrared sensor sends a signal to control the material pushing motor 33.1 to rotate reversely, so that the material pushing assembly 33.21 retracts to the initial point; then, the first cylinder 34.3 of the measuring device 34 drives the pressing plate 34.1 to move downwards until the pressing surface 34.1.1 is abutted to the surface of the pipe, after the pressing surface 34.1.1 is abutted to the surface of the pipe, the displacement sensor 34.2 is abutted to the surface of the pipe through the through hole of the pressing surface 34.1.1, and the external dimension of the pipe is measured through the difference of the moving amount of the displacement sensor 34.2, so that whether the model of the pipe is the model of the laser pipe cutting machine to be processed or not is judged; if not, the material blocking motor drives the material blocking assembly to slide upwards along the material blocking slide rail 33.17, the pipe is pushed to the material pushing assembly 33.21, and then the pipe is switched; if yes, the material blocking motor drives the material blocking assembly to move downwards along the material blocking slide rail 33.17, when the bearing surface 33.18.1 of the material blocking assembly descends to be lower than the upper surface of the transmission belt 35.12, the upper surface of the transmission belt 35.12 transmits the pipe to the lifting device, the limiting column 35.3 limits the continuous transmission of the pipe, the lifting device drives the lifting device to ascend according to the external dimension of the pipe obtained by the measuring device 34, and the central point of the pipe is ascended to the designated fixed height; the servo motor drives the first baffle 35.2 to abut against one end of the pipe, the other end of the pipe abuts against the second baffle 35.1, the servo motor calculates the length of the pipe according to the difference of the moving distances, and the cutting distance of the pipe conveyed to the laser pipe cutting machine is determined; after the length of the pipe is measured by the servo motor, the conveying motor drives the manipulator to move along the conveying direction of the pipe, the clamping motor drives the upper clamp 35.9 and the lower clamp 35.8 to synchronously clamp in opposite directions, after the pipe is clamped by the manipulator, the lifting motor reversely rotates to drive the lifting device to descend downwards, and the conveying motor continuously drives the manipulator to move along the conveying direction of the pipe until the central point of the pipe coincides with the central points of the front chuck and the rear chuck of the laser pipe cutting machine; after a front chuck and a rear chuck of the laser pipe cutting machine clamp pipes, a clamping motor reversely drives an upper clamp 35.9 and a lower clamp 35.8 to be separated and opened, a conveying motor reversely drives a manipulator to return to an initial point, and when the laser pipe cutting machine still needs the same type of pipes, the steps are repeated to carry out feeding;

If the laser pipe cutting machine needs another type of pipe, the material pulling motor 33.10 reversely rotates to drive the material pulling frame to return to the initial point; the pipe storage warehouse takes the rest pipes away; the pipe storage bin conveys another type of pipe required by the laser pipe cutting machine to the material receiving device 32; the separating motor 33.3 drives the separating assembly 33.19 to move along the separating slide rail 33.9, the distance between the first inclined side 33.19.1 and the parallel surface 33.21.1 is automatically adjusted to be the external dimension of the pipe, the material stopping motor drives the material stopping assembly to move along the material stopping slide rail 33.17, and the distance between the bearing surface 33.18.1 and the first inclined side 33.19.1 is automatically adjusted to be the external dimension of the pipe; and repeating the steps after the adjustment is finished. When the switching of the pipes is realized, the whole process does not need the participation of operators, the intelligent automation degree is high, and the production cost is reduced; the pipe can be measured, and the type of the pipe can be judged; the material pulling device can feed large-batch pipes, so that the feeding efficiency is improved; the pipe fitting feeding device is suitable for feeding pipes of different types, and is high in applicability.

The invention also comprises a pipe supporting mechanism, wherein the pipe supporting mechanism is arranged near the front chuck of the laser pipe cutting machine and is used for supporting the pipe in the machining process; as shown in fig. 31 and 33, the pipe supporting mechanism includes a base 41, a mounting bottom plate 48, a first jacking assembly 42, a second jacking assembly 43, and a supporting concave wheel 44, the first jacking assembly 42 includes a worm gear assembly 42.1 and a first top plate 42.2, and the worm gear assembly 42.1 is disposed on the mounting bottom plate 48 and drives the first top plate 42.2 to move up and down.

as shown in fig. 33, the worm and gear assembly 42.1 includes a driving motor 42.1.1, a worm and gear box 42.1.2, a worm and gear box 42.1.2 includes an input shaft 42.1.2.1 and an output shaft 42.1.2.2, the input shaft 42.1.2.1 is fixedly connected with a rotating shaft of the driving motor 42.1.1, the output shaft 42.1.2.2 is vertically lifted, the output shaft 42.1.2.2 is fixedly connected with the first top plate 42.2, so that the first top plate 42.2 is lifted and lowered along with the lifting and lowering of the output shaft 42.1.2.2.

as shown in fig. 33, a first vertical slide seat 45 is arranged on the mounting bottom plate 48, a first vertical slide column 45.1 slidably connected to the first vertical slide seat 45 is arranged on the first top plate 42.2, and at least two first vertical slide seats 45 and at least two first vertical slide columns 45.1 are arranged.

As shown in fig. 31 and 33, the second jacking assembly 43 includes a jacking cylinder 301 and a second top plate 43.2, the second top plate 43.2 is connected with the first top plate 42.2 in a sliding manner along the vertical direction, a second vertical sliding base 46 is provided on a surface of the first top plate 42.2 facing away from the first vertical sliding base 45, a second vertical sliding column 46.1 connected with the second vertical sliding base 46 in a sliding manner is provided on the second top plate 43.2, and at least two second vertical sliding bases 46 and at least two second vertical sliding columns 46.1 are provided.

As shown in fig. 31, the top of the second top plate 43.2 is provided with a concave wheel mounting plate 43.2.1, and the supporting concave wheel 44 is rotatably arranged on the concave wheel mounting plate 43.2.1.

As shown in fig. 31, the jacking cylinder 301 includes a fixing portion 3011 and an expansion portion 43.1.2, the expansion portion 43.1.2 is disposed toward the mounting base plate 48, the expansion portion 43.1.2 is fixedly connected to the first top plate 42.2, the fixing portion 3011 is fixedly connected to the second top plate 43.2, the concave wheel mounting plate 43.2.1 is provided with a mounting groove 43.2.1.1, and the upper end of the fixing portion 3011 passes through the mounting groove 43.2.1.1 and keeps a gap with the supporting concave wheel 44.

as shown in fig. 31 and 32, a connection terminal 43.1.2.1 is fixed at an end of the telescopic portion 43.1.2 away from the fixing portion 3011, a connection block 42.2.1 is fixed on the first top plate 42.2, the connection block 42.2.1 is located on a bottom surface of the first top plate 42.2, a connection groove (not labeled in the figures) is formed in the connection block 42.2.1 in a direction away from the first top plate 42.2, the connection terminal 43.1.2.1 includes two shoulders 43.1.2.1.1 and a groove portion 43.1.2.1.2 disposed between the two shoulders 43.1.2.1.1, the groove portion 43.1.2.1.2 is in sliding fit with the connection groove, and a shoulder 43.1.2.1.1 of the connection terminal 43.1.2.1 abuts against an upper end surface or a lower end surface of the connection block 42.2.1.

As shown in fig. 31, a fixing plate 42.2.2 is fixed to the first top plate 42.2, the first fixing portion 3011 is fixedly connected to the fixing plate 42.2.2, and the lower end of the fixing portion 3011 abuts against the upper end face of the fixing plate 42.2.2.

As shown in fig. 31 and 34, the fixing plate 42.2.2 includes a horizontal portion 42.2.2.1 and a vertical portion 42.2.2.2, the fixing portion 3011 is fixed to the horizontal portion 42.2.2.1 by a first screw fastener (not shown), the vertical portion 42.2.2.2 is attached to the second top plate 43.2, and the vertical portion 42.2.2.2 is connected to the second top plate 43.2 by a second screw fastener (not shown).

as shown in FIG. 31, at least two rows 43.2.2 of mounting holes are vertically disposed on the second top plate 43.2, each row 43.2.2 includes at least two spaced mounting holes 43.2.2.1, and the second threaded fastener passes through the mounting hole 43.2.2.1 to connect with the vertical portion 42.2.2.2.

the first and second threaded fasteners may be screws, and the mounting holes 43.2.2.1 may be screw holes.

As shown in fig. 34, the horizontal portion 42.2.2.1 is provided with a telescopic hole 42.2.2.1.1 through which the telescopic portion 43.1.2 passes, the horizontal portion 42.2.2.1 is provided with a quick-fit groove 42.2.2.1.2 communicating with the telescopic hole 42.2.2.1.1, and the quick-fit groove 42.2.2.1.2 extends toward the vertical portion 42.2.2.2 and passes through a side surface of the horizontal portion 42.2.2.1.

As shown in fig. 34, a first rib 42.2.2.3 may be further provided between the horizontal portion 42.2.2.1 and the vertical portion 42.2.2.2 to reinforce the strength of the horizontal portion 42.2.2.1 and the vertical portion 42.2.2.2.

as shown in fig. 31, the second ribs 3023 are vertically provided on both sides of the second top plate 43.2, and the top of the second ribs 3023 is fixed to the bottom surface of the concave wheel mounting plate 43.2.1 to enhance the connection strength between the second top plate 43.2 and the concave wheel mounting plate 43.2.1.

as shown in fig. 31 and 33, a slide rail 41.1 is disposed on the base 41, the mounting base plate 48 is slidably connected along the slide rail 41.1, a plurality of first threaded connection holes 41.2 are disposed on a side surface of the base 41 along a sliding direction of the mounting base plate 48, a plurality of second threaded connection holes | (not shown in the figure) are disposed on a side surface of the mounting base plate 48, the mounting base plate 48 is further connected with two locking blocks 47, and at least two locking blocks 47 are disposed, in this embodiment, two locking blocks 47 are disposed.

As shown in fig. 33, two waist-shaped holes 47.1 are formed in the locking block 47, each waist-shaped hole 47.1 is correspondingly provided with a locking screw (not shown in the figure), wherein one locking screw passes through one waist-shaped hole 47.1 and is connected to the first threaded connection hole 41.2, the other locking screw passes through the other waist-shaped hole 47.1 and is connected to the second threaded connection hole, and the end of the locking screw abuts against the locking block 47, so that the relative position of the mounting base plate 48 and the base 41 is fixed.

During the use, second jacking subassembly 43 drive second roof 43.2 rises, and first jacking subassembly 42 drive first roof 42.2 rises, supports tubular product up to supporting concave wheel 44, and at tubular product limit cutting limit rotation in-process, the control system of laser pipe cutting machine combines the rotatory speed of tubular product, controls the action of driving motor 42.1.1 of first jacking subassembly 42 to drive first roof 42.2 and rise/fall, thereby support to tubular product and carry out adaptability adjustment, reduce the emergence of tubular product warpage.

when the jacking cylinder 301 is reset, the telescopic portion 43.1.2 is shortened, so that the fixing plate 42.2.2 approaches to the connecting block 42.2.1 until the shoulder portion 43.1.2.1.1 of the connecting terminal 43.1.2.1 abuts against the lower end face of the fixing plate 42.2.2, and the lower end face of the second top plate 43.2 does not exceed the bottom face of the base 41. The space occupied by the second top plate 43.2 under the base 41 is reduced.

When the jacking cylinder 301 drives the supporting concave wheel 44 to rise, the telescopic part 43.1.2 extends, so that the fixing plate 42.2.2 is far away from the connecting block 42.2.1 until the supporting concave wheel 44 is in contact with the pipe.

Embodiments of an automated laser pipe cutter provided by the present invention are described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the core concepts of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. An automatic change laser pipe cutting machine which characterized in that: the automatic pipe cutting machine comprises a pipe storage bin, an automatic feeding device, a laser pipe cutting machine and a pipe supporting mechanism which are sequentially arranged; the pipe storage bin conveys pipes to the automatic feeding device, the automatic feeding device conveys the pipes to the laser pipe cutting machine for cutting, and the pipe supporting mechanism is used for supporting the pipes in the machining process of the laser pipe cutting machine;

2. the automated laser pipe cutter of claim 1, wherein: the tubular product storage material warehouse comprises a material warehouse main body, a material storage and taking plate arranged on the side face of the material warehouse main body, a material vehicle arranged on the side face of the material storage and taking plate, and a material storage frame arranged on the material vehicle.

3. An automated laser pipe cutter as defined in claim 2, wherein: the storage tray comprises a fixed frame, a telescopic plate, a horizontal moving part and a vertical lifting part; the telescopic plate is arranged on the fixed frame; the horizontal moving part comprises a chain conveying mechanism and is used for driving the material storage frame to move horizontally, and the horizontal moving part and the material storage frame are provided with clamping parts; the vertical lifting part comprises a chain lifting mechanism and is used for lifting the storing and taking tray and the storing frame arranged on the storing and taking tray to vertically move.

4. An automated laser pipe cutter as defined in claim 3, wherein: the material car with be equipped with butt joint portion between the access charging tray, butt joint portion is fixed material car and access charging tray, the expansion plate can pass through joint portion combines or separates with the storage frame, drives the material frame on the material car along with access charging tray horizontal migration, the perpendicular lift portion drives the motion of storage frame to make the storage frame transfer between material car and feed bin main part.

5. An automated laser pipe cutter as defined in claim 3, wherein: the horizontal moving part comprises a first motor, a transmission shaft and a transmission wheel arranged at the tail end of the transmission shaft; the transmission wheel drives the chain conveying mechanism to transmit, the chain conveying mechanism is provided with a pushing block, and the pushing block drives the telescopic plate to horizontally reciprocate.

6. An automated laser pipe cutter as claimed in claim 4 or 5, wherein: the vertical lifting part comprises a second motor and a chain lifting mechanism, and the second motor drives the chain lifting mechanism to move.

7. an automated laser pipe cutter as defined in claim 2, wherein: the material warehouse main body comprises a material warehouse frame and a multi-layer storage part arranged on the inner side of the material warehouse frame; the storage part comprises two symmetrically arranged supporting strips, and the end surfaces of the supporting strips are provided with soft limiting parts; the soft limiting part comprises an elastic contact body and a pressure sensor connected with the elastic contact head.

8. The automated laser pipe cutter of claim 1, wherein: the automatic feeding device comprises a rack, a receiving device, a distributing device and a conveying device; the material receiving device is in butt joint with a pipe storage material warehouse, and the material receiving device sends a plurality of pipes from the pipe storage material warehouse to the material distributing device; the conveying device is in butt joint with the material distributing device, and conveys the pipes to the pipe cutting machine from the discharge side of the material distributing device.

9. An automated laser pipe cutter as defined in claim 8, wherein: the material distributing device comprises a material pushing assembly, a separating assembly, a material blocking assembly and an infrared sensor; the separation assembly is arranged on the rack and comprises a first inclined side surface and a second inclined side surface, and the first inclined side surface is connected with the second inclined side surface; the material pushing assembly is slidably arranged on the first inclined side surface to form a feeding side of the material distributing device, the material pushing assembly comprises an abutting surface perpendicular to the first inclined side surface and a parallel surface parallel to the first inclined side surface, the parallel surface is connected with the abutting surface, and the distance between the parallel surface and the first inclined side surface is adjustable; the material blocking assembly is slidably arranged on the second inclined side surface to form a discharging side of the material distributing device; the infrared sensor is arranged at the intersection line of the first oblique side face and the second oblique side face, and the material pushing assembly pushes the pipe upwards to the material blocking assembly.

10. An automated laser pipe cutter as defined in claim 9, wherein: the material distributing device further comprises a separating motor, the separating motor is arranged on the rack and located below the separating assembly, a first separating chain wheel is arranged on an output shaft of the separating motor, a second separating chain wheel and a separating gear are arranged on a driven shaft driven by the separating motor, a separating chain is arranged between the first separating chain wheel and the second separating chain wheel, the separating gear is meshed with a separating rack arranged on the separating assembly, the separating assembly is arranged on a separating sliding rail of the rack, and the separating sliding rail is perpendicular to the first inclined side face.

11. an automated laser pipe cutter as defined in claim 9, wherein: the included angle between the first oblique side surface and the second oblique side surface is a right angle, and the material blocking assembly comprises a bearing surface vertical to the second oblique side surface; the distance between the bearing surface and the first inclined side surface is adjustable.

12. An automated laser pipe cutter as defined in claim 9, wherein: the feed divider still includes and keeps off the material motor, keep off the material motor setting in the frame, and keep off the material motor and be located the bottom of feed divider's ejection of compact side, the output shaft that keeps off the material motor is equipped with first fender material sprocket, the frame is equipped with second fender material sprocket, first fender material sprocket with be equipped with between the second fender material sprocket and keep off the material chain, keep off the material chain with keep off the material subassembly and connect.

13. An automated laser pipe cutter as defined in claim 10, wherein: still include measuring device, measuring device sets up in the frame, and measuring device is located keep off the material top of subassembly, measuring device includes first cylinder and displacement sensor, the piston rod of first cylinder is connected displacement sensor, the displacement sensor perpendicular to the second incline the side.

14. An automated laser pipe cutter as defined in claim 13, wherein: the measuring device further comprises a compression plate and a connecting plate, the connecting plate connects a piston rod of the first cylinder with the displacement sensor, the compression plate is slidably arranged on the connecting plate, the displacement sensor is arranged in the compression plate, and the displacement sensor is fixedly connected with the compression plate; the compression plate comprises a compression surface, and the compression surface is parallel to the second inclined side surface.

15. An automated laser pipe cutter as defined in claim 8, wherein: the material receiving device comprises a material receiving frame, a pull rope assembly, an intermediate shaft and a material pulling motor; the end, hinged to the rack, of the material receiving frame is a discharging end, the discharging end is located on the feeding side of the material distributing device, the end, opposite to the discharging end, of the material receiving frame is a feeding end, the two sides, perpendicular to the pipe conveying direction, of the material receiving frame are provided with the pull rope assemblies, one end of each pull rope assembly is hinged to the feeding end of the material receiving frame, the middle shafts are arranged on the two sides of the rack, and the middle shafts are higher than the material receiving frames; the other end of the pull rope component bypasses the intermediate shaft and is fixedly connected with an output shaft of the pulling motor, and the axes of the intermediate shaft and the output shaft of the pulling motor are perpendicular to the conveying direction of the pipe.

16. an automated laser pipe cutter as defined in claim 8, wherein: the conveying device comprises a belt and a lifting device, one end of the belt is arranged on the discharging side of the material distributing device, the other end of the belt is provided with the lifting device, and the lifting device comprises a limiting column, a bearing column, a lifting rack, a lifting gear and a lifting motor; the bearing column is horizontally arranged, the limiting column is arranged above the outer side of the bearing column, the lifting rack is arranged below the inner side of the bearing column, the lifting gear is arranged on an output shaft of the lifting motor, and the lifting gear is meshed with the lifting rack.

17. The automated laser pipe cutter of claim 1, wherein: the drilling and tapping integrated machine further comprises a Z-axis driving mechanism, a Y-axis driving mechanism and a drilling and tapping assembly; the Z-axis driving mechanism is used for driving the drilling and tapping assembly to move in the Z-axis direction, and the Y-axis driving mechanism is used for driving the drilling and tapping assembly to move in the Y-axis direction.

18. An automated laser pipe cutter as defined in claim 17, wherein: the drilling and tapping integrated machine further comprises a rack, a Z-axis sliding plate and a Y-axis sliding plate; the rack comprises a mounting bottom plate and a mounting side plate, and the mounting side plate is divided into a first mounting side plate and a second mounting side plate; the Z-axis sliding plate is arranged on the first mounting side plate, and the Z-axis driving mechanism drives the Z-axis sliding plate to slide along the Z-axis direction; the Y-axis sliding plate is arranged on the Z-axis sliding plate, and the Y-axis driving mechanism drives the Y-axis sliding plate to slide along the Y-axis direction; the drilling and tapping assembly is arranged on the Y-axis sliding plate.

19. An automated laser pipe cutter as defined in any one of claims 17 or 18, wherein: the drilling and tapping assembly comprises a drill bit power shaft motor, a gear box, a plurality of chuck mounting seats, a plurality of drill chucks and a drill bit driving mechanism; the gear box comprises an input shaft and a plurality of output shafts, and the output shafts of the gear box correspond to the chuck mounting seats one by one; an input shaft of the gear box is connected with the drill bit power shaft motor, and an output shaft of the gear box is connected with the chuck mounting seat; the drill chuck is rotatably arranged on the chuck mounting seat; the drill bit driving mechanism is fixedly connected with the chuck mounting seat; the drill bit driving mechanism is used for driving the drill bit to move in the Y-axis direction.

20. An automated laser pipe cutter as defined in claim 19, wherein: the drilling and tapping assembly further comprises a coupler; the coupling is used for connecting a motor shaft of the drill bit power shaft motor with an input shaft of the gear box.

21. An automated laser pipe cutter as defined in claim 19, wherein: the drill bit driving mechanism comprises a plurality of drill bit driving cylinders and a plurality of telescopic spline pairs, and the telescopic spline pairs correspond to the drill bit driving cylinders one to one; one end of the telescopic spline pair is connected with an output shaft of the gear box, and the other end of the telescopic spline pair is connected with the drill chuck; the drill bit driving cylinder is fixedly arranged on the mounting base plate, and a push rod of the drill bit driving cylinder is fixedly connected with the chuck mounting seat.

22. The automated laser pipe cutter of claim 1, wherein: the laser cutting head assembly is capable of movement in X, Y and Z directions.

23. an automated laser pipe cutter as defined in claim 22, wherein: a first screw rod and a first screw rod motor which are arranged along the X direction are fixedly arranged on the laser cutting head mounting seat, and a first screw rod nut is fixedly connected with a first moving plate; a second screw rod and a second screw rod motor are fixedly arranged on the upper surface of the first moving plate, a second moving plate is arranged along the Y direction, and a second screw rod nut is arranged at the bottom of the second moving plate; a third screw rod nut is fixedly arranged on the second moving plate, a third moving plate is arranged along the Z direction, a third screw rod and a third screw rod motor are arranged on the third moving plate, and the laser cutting head assembly is fixedly connected with the third moving plate; the first screw rod motor, the second screw rod motor, the third screw rod motor and the laser cutting head assembly are electrically connected with the control system.

24. an automated laser pipe cutter as defined in claim 23, wherein: the second moving plate is trapezoidal and comprises a top plate, a bottom plate and two side plates, the top plate and the bottom plate are arranged in parallel, the two side plates are arranged in parallel, and the two side plates are respectively and fixedly connected with the top plate and the bottom plate in a vertical mode; the third screw rod nut is fixedly arranged on the bottom plate.

25. An automated laser pipe cutter as defined in claim 24, wherein: the second motion plate further comprises a plurality of second reinforcing ribs, the second reinforcing ribs are arranged in parallel with the top plate and the bottom plate, and two sides of each second reinforcing rib are connected with the two side plates respectively.

26. An automated laser pipe cutter as defined in claim 23, wherein: a first slide rail group is fixedly arranged on the cutting head mounting seat along the X direction, the first slide rail group comprises two first slide rails, the two first slide rails are arranged in parallel, and the first screw rod is arranged between the two first slide rails; the bottom of the first moving plate is also provided with two first sliding blocks, and the two first sliding blocks respectively slide on the two first sliding rails.

27. an automated laser pipe cutter as defined in claim 23, wherein: the upper surface of the first moving plate is provided with two second sliding blocks; a second slide rail group along the Y direction is fixedly arranged at the bottom of the second moving plate and comprises two second slide rails which are arranged in parallel, and the second screw rod is arranged between the two second slide rails; the two second sliding blocks respectively slide on the two second sliding rails.

28. an automated laser pipe cutter as defined in claim 24, wherein: the third moving plate is further fixedly provided with a third slide rail group along the Z direction, the third slide rail group comprises two third slide rails, the two third slide rails are arranged in parallel, the third lead screw is arranged between the two third slide rails, a bottom plate of the second moving plate is provided with a third slide block, the number of the third slide blocks is two, and the two third slide blocks slide on the two third slide rails respectively.

29. The automated laser pipe cutter of claim 1, wherein: comprises an installation bottom plate, a first jacking assembly, a second jacking assembly and a supporting concave wheel, wherein the first jacking assembly comprises a worm and gear assembly and a first top plate, the worm and gear assembly is arranged on the installation bottom plate and drives the first top plate to lift, the second jacking assembly comprises a jacking cylinder and a second top plate, the second top plate is connected with the first top plate in a sliding mode along the vertical direction, the top of the second top plate is provided with a concave wheel mounting plate, the supporting concave wheel is rotatably arranged on the concave wheel mounting plate, the jacking cylinder comprises a fixed part and a telescopic part, it is characterized in that the telescopic part is arranged towards the direction of the mounting bottom plate and is fixedly connected with the first top plate, the fixed part with second roof fixed connection, the mounting groove has been seted up on the concave wheel mounting panel, the upper end of fixed part pass the mounting groove and with support the concave wheel and keep the clearance.

30. An automated laser pipe cutter as defined in claim 29, wherein: the second top plate is fixedly provided with a fixing plate, the fixing part is fixedly connected with the fixing plate, and the lower end part of the fixing part is abutted to the upper end face of the fixing plate.