CN110919089A

CN110919089A - Profile angle saw cutting assembly line

Info

Publication number: CN110919089A
Application number: CN201911385432.8A
Authority: CN
Inventors: 陈虞萍; 罗路平; 樊力; 肖蕾花
Original assignee: ZHEJIANG CHENLONG SAWING MACHINE CO Ltd
Current assignee: ZHEJIANG CHENLONG SAWING MACHINE CO Ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-03-27

Abstract

The invention relates to a profile angle sawing assembly line which comprises a profile feeding synchronous conveying device, a profile angle sawing device, a profile conveying and sharp-angle sawing device and a profile finished product conveying line which are connected in sequence.

Description

Profile angle saw cutting assembly line

Technical Field

The invention belongs to the technical field of sawing machines, and particularly relates to a profile angle sawing production line.

Background

With the rapid development of domestic economy, the manufacturing industry is rapidly developed. H shaped steel uses extensively, mainly used: various building structures, such as industrial factory buildings, large bridges, heavy equipment, expressways, ship frameworks, mine supports, foundation treatment, dam engineering and other occasions requiring large bearing capacity.

Due to the fact that the cross section of the H-shaped section is large in change, saw teeth are easy to pull in the sawing process, and sawing efficiency is low. When used for angle sawing, the sawing length varies due to variations in the sawing angle, and the length positioning is performed before the sawing.

When the traditional sawing machine saw cuts H-shaped material angles, multiple groups of angle data cannot be saw cut at one time, the sawing machine needs to measure clamping and saw cut in a segmented and multiple times, the sawing efficiency is low, and the whole production efficiency is reduced. And at present, the sawing machine carries out positioning sawing and circular operation after sawing one by transporting workpieces through a crane on the processing site, the operation is time-consuming and labor-consuming, the sawing efficiency is low, the whole production efficiency is reduced, and the automation requirement of modern section bar flow processing is not met. In order to meet the automatic reform of the sawing machine, a set of section bar feeding synchronous conveying device capable of orderly feeding and accurately positioning section bars needs to be designed to cooperate with a section bar angle sawing device, a section bar conveying and sharp-corner sawing device and a section bar finished product conveying line to form a production line.

Disclosure of Invention

The invention aims to solve the technical problem of providing a profile angle sawing assembly line, wherein a production assembly line is formed by a profile feeding synchronous conveying device, a profile angle sawing device, a profile conveying and sharp corner sawing device and a profile finished product conveying line, and the whole assembly line is used for feeding profiles, feeding, angle sawing, workpiece sharp corner sawing and discharging, so that the production efficiency is greatly improved compared with the traditional production line.

The invention is realized in such a way, a profile angle sawing assembly line is provided, which comprises a profile feeding synchronous conveying device, a profile angle sawing device, a profile conveying and sharp angle sawing device and a profile finished product conveying line which are sequentially connected, wherein the profile angle sawing device comprises a fixed corner sawing machine unit, a movable corner sawing machine unit and a feeding mechanism, the fixed corner sawing machine unit and the movable corner sawing machine unit respectively comprise a saw frame and a base, the saw frames are respectively and rotatably arranged on the corresponding bases, the movable corner sawing machine unit is positioned on the left side of the fixed corner sawing machine unit, a fixed base is arranged below the movable corner sawing machine unit, the base of the movable corner sawing machine unit is in guiding connection with the fixed base, guide rails are respectively arranged on the front side and the rear side of the fixed base, and the front side and the rear side of the lower end of the base of the movable corner sawing machine unit are respectively in guiding connection; the fixed base is provided with a driving oil cylinder, and the movable corner sawing machine set is driven to be close to or far away from the fixed corner sawing machine set through the driving oil cylinder; the feeding mechanism Y penetrates through the movable corner sawing machine unit and the fixed corner sawing machine unit in the Y direction, the left end of the feeding mechanism is connected with the section bar output side of the section bar feeding synchronous conveying device, and the right end of the feeding mechanism is connected with the section bar feeding side of the section bar conveying and sharp-angle sawing device.

Furthermore, the base is respectively provided with a rotating seat, one side end of the rotating seat is provided with a guide slide block and an upright post, the middle part of the rotating seat is hinged with the base, the base at the other side end of the rotating seat is provided with an angle adjusting oil cylinder, the base is provided with an arc-shaped guide rail, the guide slide block is connected into the arc-shaped guide rail in a guiding way, the cylinder body end of the angle adjusting oil cylinder is hinged with the base, the piston rod end of the angle adjusting oil cylinder is connected to the rotating seat in a driving way, the rotating seat rotates around the hinged; one end of the saw frame is provided with a guide sleeve, the saw frame is connected with the upright post through the guide sleeve, the other end of the saw frame is connected with a lifting oil cylinder, and the end of a piston rod of the lifting oil cylinder is connected with the other side end of the rotating seat; the saw frame is respectively provided with a driving wheel, a driven wheel and a band saw blade connected with the driving wheel and the driven wheel; one end of the rotating seat is connected with a positioning oil cylinder, and the piston rod end of the positioning oil cylinder is connected with the guide slide block and is locked and connected with the arc-shaped guide rail by driving the guide slide block.

Furthermore, the feeding mechanism comprises support frames, a roller frame and a speed reducing motor, wherein the roller frame is arranged on the support frames at two sides, a plurality of rollers are distributed on the roller frame at intervals, two end shaft ends of each roller are connected with the roller frame through bearings respectively, one end of each roller is connected with one end of each roller in a transmission mode in sequence, and a power output end of the speed reducing motor is connected with one end of one roller in a transmission mode; the roller frame is arranged at the lower parts of the band saw blades of the movable corner sawing machine set and the fixed corner sawing machine set and is positioned at the upper part of the base; the cylinder body end of the driving oil cylinder is fixedly connected with the left end of the fixed base, and the piston rod end of the driving oil cylinder is connected with the bottom of the base of the movable corner sawing machine unit.

Furthermore, the middle part of the roller frame is provided with a pressing plate door frame erected on a base of the fixed-angle sawing machine unit, an auxiliary lower pressing plate is arranged in the pressing plate door frame above the roller frame, and an auxiliary lower pressing oil cylinder for driving the auxiliary lower pressing plate to reciprocate up and down is arranged outside the pressing plate door frame; the front side and the rear side of the auxiliary pressing oil cylinder are respectively provided with an auxiliary guide rod, one end of the auxiliary guide rod is connected with the auxiliary pressing plate, the other end of the auxiliary guide rod is upwards and is respectively connected with the pressing plate portal frame after passing through the auxiliary guide sleeve, and the roller frame transversely passes through the interval below the auxiliary pressing plate in the pressing plate portal frame.

Furthermore, the left side of a saw frame of the movable corner sawing machine set and the right side of the saw frame of the fixed corner sawing machine set are respectively provided with a clamping assembly, the clamping assembly comprises a portal frame, an upper pressure plate, a front jaw plate and a rear jaw plate, the portal frame is respectively connected with corresponding bases, the upper pressure plate is arranged in the portal frame above the roller frame, the front jaw plate is arranged on the front side in the portal frame above the roller frame, the rear jaw plate is arranged on the rear side in the portal frame above the roller frame, the portal frame is externally provided with an upper pressure oil cylinder for driving the upper pressure plate to reciprocate up and down, a clamping oil cylinder for driving the front jaw plate to reciprocate back and forth and a way-giving oil cylinder for driving the rear jaw plate to reciprocate back and forth; the front jaw plate and the rear jaw plate are oppositely arranged, and the upper pressure plate is positioned at the rear side between the front jaw plate and the rear jaw plate; the roller frame passes through a clamping area formed by the surrounding of the upper pressure plate, the front jaw plate and the rear jaw plate.

Furthermore, the piston rod ends of the upper pressure oil cylinder, the clamping oil cylinder and the way-giving oil cylinder respectively penetrate through the portal frame to be connected with the upper pressure plate, the front jaw plate and the rear jaw plate, the front side and the rear side of the upper pressure oil cylinder are respectively provided with an upper guide rod, the upper side and the lower side of the clamping oil cylinder are respectively provided with a front guide rod, the upper side and the lower side of the way-giving oil cylinder are respectively provided with a rear guide rod, one ends of the upper guide rod, the front guide rod and the rear guide rod are respectively connected with the upper pressure plate, the front jaw plate and the rear jaw plate, and the other ends of the upper.

Furthermore, the synchronous conveying device for section material feeding comprises an X-direction conveying assembly, a plurality of Y-direction conveying assemblies arranged side by side at intervals and a feeding motor, wherein the front side of the feeding direction of each row of Y-direction conveying assemblies is provided with the X-direction section material conveying assembly, each Y-direction conveying assembly comprises a conveying chain, a Y-direction supporting frame, a driving chain wheel, a driven chain wheel and a pushing claw, the Y-direction supporting frame is provided with a sliding rail, the sliding rail is provided with a chain mounting groove with an upward notch along the length direction of the sliding rail, the driving chain wheel and the driven chain wheel are respectively and rotatably connected with two sides in the chain mounting groove through chain wheel shafts, a chain supporting plate is arranged on the upper side between the driving chain wheel and the driven chain wheel, the conveying chain is sleeved between the driving chain wheel and the driven chain wheel and surrounds the upper side of the chain supporting plate, a plurality of pushing claws are uniformly distributed and connected on the annular circle, after the conveying chain rotates, each pushing claw on the conveying chain is close to a chain supporting plate, and when the conveying chain is close to the chain supporting plate, the claw part of each pushing claw extends upwards and is higher than the upper end face of the sliding rail; chain wheel shafts of driving chain wheels of the Y-direction conveying assemblies in each row are coaxially connected, each material pushing claw on each conveying chain corresponds to the position of the corresponding chain wheel shaft, and a power output end of a material loading motor is connected to the chain wheel shafts coaxially connected with each driving chain wheel in a transmission mode, so that each driving chain wheel drives each conveying chain and the material pushing claws on the conveying chains to synchronously act; the slide rails of the Y-direction conveying assemblies extend forwards to the upper side of the X-direction conveying assembly.

Furthermore, the X-direction conveying assembly comprises a lifting guide mechanism, a lifting side clamp sliding guide mechanism, an X-direction support frame and an X-direction conveying line erected on the X-direction support frame; the X-direction conveying line comprises a plurality of X-direction guide rollers which are arranged at intervals, at least two groups of lifting guide machines and two groups of lifting side clamp sliding guide mechanisms are respectively arranged below the X-direction conveying lines on two sides of the X-direction support frame, and the upper end of the forward extending section of each sliding rail is lower than the section bar supporting surface of the X-direction conveying line; the lifting guide mechanism comprises an oil cylinder fixing seat, a lifting support frame and a lifting oil cylinder, wherein the lifting support frame is arranged between two adjacent guide rollers on two sides of the X-direction conveying line, the oil cylinder fixing seat is connected with the X-direction support frame, the cylinder body end of the lifting oil cylinder is connected with the oil cylinder fixing seat, the piston rod end of the lifting oil cylinder faces upwards and is connected with the lower end of the lifting support frame, guide sliding blocks parallel to the sliding rails are arranged on two sides of the upper end of the lifting support frame, and guide inclined guide slopes are arranged on; two sides of the lifting oil cylinder are provided with guide slide bars, the upper ends of the guide slide bars are connected with the lifting support frame, and the lower ends of the guide slide bars are connected with the oil cylinder fixing seat in a guiding way through guide slide sleeves; the lifting side clamping and sliding guide mechanism comprises a lifting workbench, side rolling assemblies and a sliding block, a sliding groove which is transversely arranged is formed in the lifting workbench, the sliding block is arranged in the sliding groove, a sliding plate connected with the sliding block is arranged on one side of the upper end of the lifting workbench, a fixed plate is fixedly connected to the other side of the upper end of the lifting workbench, the side rolling assemblies are respectively arranged on the sliding plate and the fixed plate, an interval between the side rolling assemblies on two sides is used as a section clamping and sliding guide area, the section clamping and sliding guide areas are respectively arranged between two adjacent guide rollers on two sides of the X-direction conveying line, and the clamping direction of the section clamping and sliding guide area is perpendicular to the space of; and a side clamp driving oil cylinder for driving the sliding block to transversely and reciprocally slide along the sliding groove is arranged outside the lifting workbench, and a lifting mechanism for driving the lifting workbench to ascend or descend is arranged below the lifting workbench.

Furthermore, the cylinder body end of the side clamp driving oil cylinder is connected with one side end of the lifting workbench, and the piston rod end of the side clamp driving oil cylinder extends into the sliding groove and is connected with the sliding block in a driving mode; the side rolling components respectively comprise fixed shafts, side rolling bearings and rolling sleeves, the lower ends of the two fixed shafts are respectively fixedly connected with the fixed plate and the sliding plate, and the rolling sleeves are respectively sleeved at the upper ends of the fixed shafts through at least one group of side rolling bearings; the lifting mechanism comprises a base frame, a lifting oil cylinder, guide rods and guide sleeves, the guide rods are arranged on two sides between the base frame and the lifting workbench respectively, the cylinder body end of the lifting oil cylinder is fixedly connected in the base frame, the piston rod end of the lifting oil cylinder is upwards driven and connected to the bottom of the lifting workbench, and the lifting workbench is enabled to move up and down in a reciprocating mode along the guide rods; the upper ends of the two guide rods are respectively connected with the bottom of the lifting workbench, the lower ends of the two guide rods are respectively connected with the base frame through a plurality of guide sleeves, and the upper ends of the guide rods and the piston rod ends of the lifting oil cylinders are respectively fixedly connected with the bottom of the lifting workbench through ejector blocks.

Further, the section bar conveying and sharp corner sawing device comprises a frame and a truss, a clamping assembly is arranged above the frame and comprises a sliding plate, clamping oil cylinders and fixed clamps, at least two transverse sliding guide rails arranged in the front and at the back are mounted at the upper end of the frame, the lower side of the front end of the sliding plate is respectively connected with the two transverse sliding guide rails through a plurality of first sliding blocks in a guiding manner, the fixed clamps are respectively mounted on two sides of the upper side of the rear end of the sliding plate, the piston rod ends of the two groups of clamping oil cylinders respectively face the fixed clamps, the end parts of the piston rod ends of the two groups of clamping oil cylinders are respectively connected with a top block; a transverse driving component for driving the sliding plate to transversely slide back and forth along the transverse sliding guide rail is arranged on the sliding plate; oil cylinder fixing seats opposite to the fixing clamps are arranged on two sides of the upper side of the front end of the sliding plate, and the cylinder body ends of the two groups of clamping oil cylinders are respectively connected with the oil cylinder fixing seats; the transverse driving assembly comprises a transverse driving motor, a gear and a rack respectively, the rack is transversely and fixedly arranged at the upper end of the rack, the machine body end of the transverse driving motor is fixedly connected with the sliding plate, the power output end of the transverse driving motor downwards penetrates through a through hole formed in the sliding plate, the end part of the transverse driving motor is connected with the gear, and the gear is driven by the transverse driving motor to be meshed with the rack in a transmission way; a positioning seat connected with the rack is arranged on the left side of the section clamping interval H; a sawing machine is arranged behind the frame, a base is arranged at the bottom of the sawing machine, and the machine body part of the sawing machine is connected with the base in a front-back guiding manner; the sawing machine comprises a base, the left side and the right side of the lower end of the base are respectively connected with the sliding guide rails on the two sides in a guiding mode through second sliding blocks, and the upper end of the base is provided with a driving assembly for driving the base to slide back and forth along the sliding guide rails in a reciprocating mode; the machine base driving assembly is a driving oil cylinder, the cylinder body end of the driving oil cylinder is fixedly connected with the base, the piston rod end of the driving oil cylinder is in driving connection with the machine base, and the machine base reciprocates back and forth through the reciprocating driving force of the driving oil cylinder; the driving oil cylinder is fixedly arranged on the rear side between the base and the machine base, and the piston rod end of the driving oil cylinder is connected with a driving connecting part arranged at the lower end of the machine base; the sawing line of a band saw blade of the sawing machine is positioned at the rear side of the rack and close to one side of the rack; the truss is provided with a magnetic suction lifting device, and the profile workpiece processed by the profile angle sawing device is magnetically sucked and lifted by the magnetic suction lifting device and is transversely conveyed to a clamping station of the clamping assembly along the truss; the left end of the truss spans to one side of the discharge end of the feeding mechanism.

Compared with the prior art, the sectional material angle sawing production line has the advantages that by the arrangement of the sectional material feeding synchronous conveying device, the Y-direction conveying assembly can sequentially feed sectional materials and convey the sectional materials to the X-direction conveying assembly, the X-direction conveying assembly outputs the sectional materials to the feeding mechanism of the sectional material angle sawing device, and the feeding mechanism conveys band saw cutting sectional materials to the sawing processing position of the sawing machine; chain wheel shafts of driving chain wheels of all the rows of Y-direction conveying assemblies are coaxially connected, pushing claws on conveying chains of the Y-direction conveying assemblies respectively correspond to the positions of the driving chain wheels, and the purpose is that the section bars are arranged on the sliding rails, and the pushing claws are driven by the chain belt in the chain mounting grooves of all the rows of the sliding rails to synchronously push the section bars to one side of the section bars to the X-direction section bar conveying assemblies; the lifting guide mechanism is arranged to lift the lifting support frame to enable the section bar output by the forward extending section of each slide rail to slide to the guide slide block of the lifting support frame, and the section bar falls on the X-direction section bar conveying assembly by descending the lifting support frame to guide the material to incline the guide slope, so that the section bar can slide to the guide slide block conveniently; the lifting side clamp guide sliding mechanism is arranged and aims to clamp and position the profile on the X-direction profile conveying assembly, and the side rolling assemblies on the two sides can still pull the profile to the next procedure by the X-direction profile conveying assembly after clamping, namely the side rolling assemblies are in a round rolling shape and flexible and can roll passively, and when the profile is fed, the profile can be positioned laterally, so that the linearity of feeding is ensured; the lifting mechanism is arranged below the lifting workbench and used for driving the lifting workbench to ascend or descend, and the lifting workbench and the components can cause interference when the section bar enters the forward extending section of the slide rail and is output to the guide slide block, so that the lifting workbench and the components need to be lowered to be lower than the conveying surface of the X-direction section bar conveying assembly for avoiding.

By arranging the section angle sawing device, the driving oil cylinder drives the movable corner sawing machine unit to be close to or far away from the fixed corner sawing machine unit, so that the distance between the movable corner sawing machine unit and the fixed corner sawing machine unit is adjusted, and the sawing angles of the fixed corner sawing machine unit and the movable corner sawing machine unit can be adjusted according to the sawing requirements, so that sections with different lengths and different sawing angles can be processed; the feeding mechanism is used for feeding the section into a sawing position from left to right, and the clamping assembly is used for effectively positioning, fixing and clamping the section so as to perform sawing processing at an accurate position; through the arrangement of the rotating seat, on one hand, the rotating seat is driven by the angle adjusting oil cylinder to rotate around the hinged position of the middle part, the other end of the rotating seat is in guiding locking connection with the arc-shaped guide rail through the guide sliding block, and the locking is in locking connection with the arc-shaped guide rail through the positioning oil cylinder; on the other hand, one end of the saw frame is respectively connected with the upright post arranged at one end of the rotating seat in a guiding way through the guide sleeve, the other end of the lifting oil cylinder is arranged, and the piston rod end of the lifting oil cylinder is connected with the rotating seat, so that the piston rod end of the lifting oil cylinder stretches out and retracts to control the saw frame to descend or ascend along the upright post, and the lower edge pair on the downward side of the band saw blade is downwards sawed with the sectional material or ascends to complete sawing.

The profile conveying and sharp-angle sawing device connected with the discharge end of the feeding mechanism of the profile angle sawing device is arranged, so that a profile workpiece with a sharp point is conveyed onto the device by the feeding mechanism, positioned and clamped after positioning, and then the sharp-angle part of the profile workpiece with the sharp point is sawn by a sawing machine which is arranged on the rear side of the rack and can slide back and forth; the transverse driving assembly is arranged, and aims to enable the sawing machine to obtain power for sliding back and forth along the sliding guide rail; the transverse driving component is arranged and aims to drive the sliding plate to transversely slide back and forth along the transverse sliding guide rail; a section clamping area is formed between the jacking block driven by the clamping oil cylinder and the fixed clamp and is used for clamping a section workpiece; the rear end of the sliding plate extends out of the rear outer side of the rack, the fixed clamps are mounted on two sides of the upper side of the rear end of the sliding plate, a sawing machine is arranged behind the rack, the purpose is that a certain distance is reserved between the sawing machine and the rack when the sawing machine saws, the transverse positioning of the sectional material workpiece is based on the positioning seat, after the positioning is completed, the top block on one side of the sectional material clamping area approaches to the fixed clamps, the sectional material workpiece is pushed to the rear side to be abutted against the fixed clamps, the positioning of the sectional material is completed, at the moment, the sawing machine pushed by the driving oil cylinder moves forwards, and the walking path required by the sharp corner of the sectional material workpiece sawed by the band saw blade cannot touch and saw and; and after the two ends of the sectional material workpiece are sawn and cut to be sharp, conveying the sectional material workpiece to a finished sectional material product conveying line, and outputting the sectional material workpiece to the next procedure, such as code printing, packaging, stacking and the like, by the finished sectional material product conveying line.

A production line is formed by the section material feeding synchronous conveying device, the section material angle sawing device, the section material conveying and sharp corner sawing device and the section material finished product conveying line, the whole production line is used for sawing from section material feeding, angle sawing and workpiece sharp corner sawing to discharging, and the production efficiency is greatly improved compared with the traditional production line.

Drawings

FIG. 1 is a schematic layout of an angular sawing line for profiles according to the present invention;

FIG. 2 is a schematic front plan view of the profile angle sawing device;

FIG. 3 is a schematic top plan view of the profile angle sawing device; (ii) a

FIG. 4 is a perspective view of one of the profile angle sawing devices;

FIG. 5 is a second perspective view of the profile angle sawing device;

FIG. 6 is one of the schematic perspective views of a fixed corner sawing machine set or a movable corner sawing machine set;

fig. 7 is a second perspective view of the fixed corner sawing machine set or the movable corner sawing machine set;

FIG. 8 is a schematic plan view of the feeding mechanism of FIG. 2;

FIG. 9 is a schematic plan view of the clamping assembly of FIG. 2;

FIG. 10 is a schematic view of the platen gantry and other assembly connections of FIG. 9;

FIG. 11 is a schematic top plan view of the synchronous conveyor for loading the profiles of FIG. 1;

FIG. 12 is a cross-sectional view A-A of FIG. 11;

FIG. 13 is a side view of the Y-feed assembly of FIG. 11;

FIG. 14 is a view taken along line B of FIG. 13;

FIG. 15 is a schematic view of the lift guide mechanism of FIG. 11;

FIG. 16 is a schematic structural view of the lift side clamp slide guide mechanism of FIG. 11;

FIG. 17 is a cross-sectional view of the lift side clamp slide guide mechanism of FIG. 11;

FIG. 18 is a schematic view showing a flow state of the lifting side clamp sliding guide mechanism and the X-direction profile conveying assembly when positioning and clamping the profile;

FIG. 19 is a schematic view showing the flow state of the lifting guide mechanism, the slide rail extension section, the X-direction profile conveying assembly and the feeding process;

FIG. 20 is a schematic view of the pusher jaw of FIG. 12 shown attached;

FIG. 21 is a schematic perspective view of the apparatus for transporting and cutting sharp corners of the profile material of FIG. 1;

FIG. 22 is a schematic top view of the section bar feeding and sharp angle sawing apparatus;

FIG. 23 is a schematic side view of the section bar feeding and sharp angle sawing device;

FIG. 24 is a cross-sectional view C-C of FIG. 22;

fig. 25 is a cross-sectional view taken along line D-D of fig. 22.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, the present invention relates to a sectional material angle sawing production line, which comprises a sectional material feeding synchronous conveying device 1, a sectional material angle sawing device 2, a sectional material conveying and sharp corner sawing device 3, a sectional material finished product conveying line 4,

referring to fig. 1-10, the profile angle sawing device includes a fixed corner sawing machine unit 21, a movable corner sawing machine unit 22, and a feeding mechanism 25, where the fixed corner sawing machine unit 21 and the movable corner sawing machine unit 22 respectively include a saw frame 20 and a base 23, the saw frames 20 are respectively rotatably disposed on the corresponding bases 23, the movable corner sawing machine unit 22 is located on the left side of the fixed corner sawing machine unit 21, a fixed base 24 is disposed below the fixed corner sawing machine unit 21, the base 23 of the movable corner sawing machine unit 22 is connected with the fixed base 24 in a guiding manner, guide rails 231 are respectively disposed on the front side and the rear side of the fixed base 24, and the front side and the rear side of the lower end of the base 23 of the movable corner sawing machine unit 22 are respectively connected with the guide rails 231 in a guiding manner through a plurality of sliders; the fixed base 24 is provided with a driving oil cylinder 26, and the movable corner sawing machine unit 22 is driven to be close to or far away from the fixed corner sawing machine unit 21 through the driving oil cylinder 26; the feeding mechanism 25Y penetrates through the movable corner sawing machine unit 22 and the fixed corner sawing machine unit 21 in the direction, the left end of the feeding mechanism 25 is connected with the section bar output side of the section bar feeding synchronous conveying device 1, and the right end of the feeding mechanism 25 is connected with the section bar feeding side of the section bar conveying and sharp-angle sawing device 3. The section bar angle saw cutting assembly line also comprises a saw cutting tailing discharging and pushing mechanism 5 arranged between the section bar feeding synchronous conveying device 1 and the section bar angle saw cutting device 2, so that the excess material section bar which is not matched with the angle saw cutting is pushed out to a tailing box 5 to be accumulated. The sectional material workpiece 90 formed after the sectional material angle sawing device 2 performs angle sawing is magnetically sucked and lifted by the magnetic suction lifting device 7 and is transversely conveyed to a clamping station of the clamping assembly along the truss 8; the left end of the truss 8 spans to one side of the discharge end of the feeding mechanism 25. The section bar angle saw cuts 25 discharge end one side of feed mechanism of device 2 and is provided with section bar ejection of compact scale device 6 to section bar 9 gets into feed mechanism 25 back, and its front end is visited out by section bar ejection of compact scale device 6's scale subassembly and is blockked the piece, carries out section bar 9 and does not cut preceding X to spacing in feed mechanism 25 to the angle. The section angle sawing device 2 drives the movable corner sawing machine unit 22 to be close to or far away from the fixed corner sawing machine unit 21 through the driving oil cylinder 26, so that the distance between the movable corner sawing machine unit and the fixed corner sawing machine unit is adjusted, the sawing angles of the fixed corner sawing machine unit 21 and the movable corner sawing machine unit 22 can be adjusted according to the sawing requirements, and sections with different lengths and different sawing angles can be processed.

The base 23 is respectively provided with a rotating seat 28, one side end of the rotating seat 28 is provided with a guide slide block 29 and an upright column 201, the middle part of the rotating seat 28 is hinged with the base 23, the base 23 at the other side end is provided with an angle adjusting oil cylinder 202, the base 23 is provided with an arc-shaped guide rail 232, the guide slide block 29 is connected in the arc-shaped guide rail 232 in a guiding way, the end of the cylinder body of the angle adjusting oil cylinder 202 is hinged with the base 23, the end of the piston rod is connected to the rotating seat 28 in a driving way, the rotating seat 28 rotates around the hinged part, and meanwhile; one end of the saw frame 20 is provided with a guide sleeve 203, the saw frame 20 is connected with the upright post 201 through the guide sleeve 203, the other end of the saw frame 20 is connected with a lifting oil cylinder 210, and the piston rod end of the lifting oil cylinder 210 is connected with the other side end of the rotating seat 28; a driving wheel 102 and a driven wheel 101 driven by a motor 250 and a band saw blade 200 connecting the driving wheel 102 and the driven wheel 101 are respectively arranged on the saw frame 20; one end of the rotating seat 28 is connected with a positioning oil cylinder 281, and a piston rod end of the positioning oil cylinder 281 is connected with the guide block 29 and is locked and connected with the arc-shaped guide rail 232 by driving the guide block 29.

The feeding mechanism 25 comprises a supporting frame 251, a roller frame 252 and a speed reducing motor 253, wherein the roller frame 252 is arranged on the supporting frame 251 on two sides, a plurality of rollers 254 are respectively distributed on the roller frame 252 at intervals, the shaft ends of two ends of each roller 254 are respectively connected with the roller frame through bearings, one end of each roller 254 is sequentially connected in a transmission manner, and the power output end of the speed reducing motor 253 is connected with one end of one of the rollers 254 in a transmission manner; the roller frame 252 is arranged at the lower parts of the band saw blades 200 of the movable corner sawing machine unit 22 and the fixed corner sawing machine unit 21 and is positioned at the upper part of the base 23; the cylinder end of the driving oil cylinder 4 is fixedly connected with the left end of a fixed base 24, and the piston rod end of the driving oil cylinder is connected with the bottom of a base 23 of a movable corner sawing machine unit 22.

The middle part of the roller frame 252 is provided with a pressure plate portal 271 erected on the base 23 of the fixed-corner sawing machine unit 21, an auxiliary lower pressure plate 272 is arranged in the pressure plate portal 271 above the roller frame 252, and an auxiliary lower pressure oil cylinder 273 for driving the auxiliary lower pressure plate 272 to reciprocate up and down is arranged outside the pressure plate portal 271; the front side and the rear side of the auxiliary pressing oil cylinder 273 are respectively provided with an auxiliary guide rod 274, one end of the auxiliary guide rod 274 is connected with the auxiliary pressing plate 272, the other end of the auxiliary guide rod 274 is upward and is respectively connected with the pressing plate gantry 271 through the auxiliary guide sleeve 700, and the roller frame 252 transversely passes through the lower section of the auxiliary pressing plate 272 in the pressing plate gantry 271.

The left side of a saw frame 20 of the movable corner sawing machine unit 22 and the right side of the saw frame 20 of the fixed corner sawing machine unit 21 are respectively provided with a clamping assembly 6, each clamping assembly 6 comprises a door frame 61, an upper pressure plate 62, a front jaw plate 63 and a rear jaw plate 64, each door frame 61 is respectively connected with a corresponding base 23, each upper pressure plate 62 is arranged in the door frame 61 above the corresponding roller frame 252, each front jaw plate 63 is arranged on the front side in the door frame 61 above the corresponding roller frame 252, each rear jaw plate 64 is arranged on the rear side in the door frame 61 above the corresponding roller frame 252, and the door frame 61 is externally provided with an upper oil cylinder 65 for driving the upper pressure plates 62 to reciprocate up and down, a clamping cylinder 66 for driving the front jaw plates 63 to reciprocate back and forth, and a channel-yielding cylinder 67 for driving the rear jaw plates 64 to reciprocate back; the front jaw plate 63 and the rear jaw plate 64 are arranged oppositely, and the upper pressure plate 62 is positioned at the rear side between the front jaw plate 63 and the rear jaw plate 64; the roller frame 252 traverses a nip region defined by the upper platen 62, the front jaw plate 63, and the rear jaw plate 64.

The piston rod ends of the upper pressure oil cylinder 65, the clamping oil cylinder 66 and the way-giving oil cylinder 67 respectively penetrate through the door frame 61 to be connected with the upper pressure plate 62, the front jaw plate 63 and the rear jaw plate 64, the front side and the rear side of the upper pressure oil cylinder 65 are respectively provided with an upper guide rod 68, the upper side and the lower side of the clamping oil cylinder 66 are respectively provided with a front guide rod 69, the upper side and the lower side of the way-giving oil cylinder 67 are respectively provided with a rear guide rod 60, one end of each of the upper guide rod 68, the front guide rod 69 and the rear guide rod 60 is respectively connected with the upper pressure plate 62, the front jaw plate 63 and the rear jaw plate 64, and the other end of.

Reference is made to fig. 11-20. The section material feeding synchronous conveying device 1 comprises an X-direction conveying assembly 11, a plurality of Y-direction conveying assemblies 12 arranged at intervals in parallel and a feeding motor 125, the X-direction section material conveying assembly 11 is arranged on the front side of the feeding direction of each row of Y-direction conveying assemblies 12, each Y-direction conveying assembly 12 comprises a conveying chain 120, a Y-direction support frame 121, a driving chain wheel 122, a driven chain wheel 123 and a material pushing claw 124, a slide rail 126 is arranged on the Y-direction support frame 121, the slide rail 126 is provided with a chain mounting groove 127 with an upward notch along the length direction, the driving chain wheel 122 and the driven chain wheel 123 are respectively and rotatably connected to two sides in the chain mounting groove 127 through a chain wheel shaft 190 in the axial direction, a chain support plate 128 is arranged on the upper side between the driving chain wheel 122 and the driven chain wheel 123, the conveying chain 120 is sleeved between the driving chain wheel 122 and the driven chain wheel 123 and surrounds the upper side, two ends of a chain wheel shaft of the driving chain wheel 122 and the driven chain wheel 123 are respectively connected with two side groove walls of a chain installation groove 127 through bearings and bearing seats 129, each material pushing claw 124 on the conveying chain 120 after the conveying chain rotates is connected with a chain support plate 128, and claw parts of each material pushing claw 124 extend upwards and are higher than the upper end surface of the slide rail 126 when the material pushing claws 124 are connected with the chain support plate 128; the chain wheel shafts 190 of the driving chain wheels 122 of the Y-direction conveying assemblies 12 in each row are coaxially connected, the material pushing claws 124 on the conveying chains 120 are respectively in corresponding positions, and the power output end of the feeding motor 125 is in transmission connection with the chain wheel shafts 190 coaxially connected with the driving chain wheels 122, so that the driving chain wheels 122 drive the conveying chains 120 and the material pushing claws 124 on the conveying chains 120 to synchronously move; the slide rails 126 of the Y-direction transport assemblies 12 extend forward to the upper side of the X-direction transport assembly 11.

The X-direction conveying assembly 11 comprises a lifting guide mechanism 13, a lifting side clamp sliding guide mechanism 14, an X-direction support frame 112 and an X-direction conveying line erected on the X-direction support frame 112; the X-direction conveying line comprises a plurality of X-direction guide rollers 113 arranged at intervals, at least two groups of lifting guide machines 13 and two groups of lifting side clamp guide sliding mechanisms 14 are respectively arranged below the X-direction conveying line on two sides of an X-direction supporting frame 112, and the upper end of a forward extending section 199 of each sliding rail 126 is lower than the section bar supporting surface 100 of the X-direction conveying line; the lifting guide mechanism 13 comprises an oil cylinder fixing seat 131, a lifting support frame 132 and a lifting oil cylinder 133, wherein the lifting support frame 132 is arranged between two adjacent guide rollers 113 on two sides of the X-direction conveying line, the oil cylinder fixing seat 131 is connected with the X-direction support frame 112, the cylinder body end of the lifting oil cylinder 133 is connected with the oil cylinder fixing seat 131, the piston rod end of the lifting oil cylinder is upward and is connected with the lower end of the lifting support frame 132, two sides of the upper end of the lifting support frame 132 are provided with guide sliding blocks 134 parallel to the sliding rails 126, and the rear side of the upper end of each guide; two sides of the lifting oil cylinder 133 are provided with a guide sliding rod 135, the upper end of which is connected with the lifting support frame 132, and the lower end of which is connected with the oil cylinder fixing seat 131 in a guide way through a guide sliding sleeve 136; the lifting side clamping and sliding guide mechanism 14 comprises a lifting workbench 141, side rolling assemblies 142 and a sliding block 143, a sliding groove 171 transversely arranged is arranged in the lifting workbench 141, the sliding block 143 is arranged in the sliding groove 171, a sliding plate 144 connected with the sliding block 143 is arranged on one side of the upper end of the lifting workbench 141, a fixing plate 145 is fixedly connected to the other side of the upper end of the lifting workbench 141, the side rolling assemblies 142 are respectively arranged on the sliding plate 144 and the fixing plate 145, an area between the side rolling assemblies 142 on the two sides is used as a profile clamping and sliding guide area 140, the profile clamping and sliding guide area 140 is respectively arranged between two adjacent guide rollers 113 on the two sides of the X-direction conveying line, and the clamping direction of the profile clamping and sliding guide area 140 is perpendicular to the; the lifting workbench 141 is externally provided with a side clamp driving oil cylinder 146 which drives the sliding block 143 to slide back and forth along the sliding groove 171 in a transverse direction, and a lifting mechanism 15 which drives the lifting workbench 141 to ascend or descend is arranged below the lifting workbench 141.

The cylinder end of the side clamp driving oil cylinder 146 is connected with one side end of the lifting workbench 141, and the piston rod end of the side clamp driving oil cylinder extends into the sliding groove 171 and is connected with the sliding block 143 in a driving way; the side rolling assemblies 142 respectively comprise fixing shafts 174, side rolling bearings 172 and rolling sleeves 173, the lower ends of the two fixing shafts 174 are respectively and fixedly connected with the fixing plate 145 and the sliding plate 144, and the rolling sleeves 173 are respectively sleeved at the upper ends of the fixing shafts 174 through at least one group of side rolling bearings 172; the lifting mechanism 15 comprises a base frame 151, a lifting oil cylinder 152, guide rods 153 and guide sleeves 154, the guide rods 153 are respectively arranged on two sides between the base frame 151 and the lifting workbench 141, the cylinder body end of the lifting oil cylinder 152 is fixedly connected in the base frame 151, the piston rod end of the lifting oil cylinder is up-and-down connected to the bottom of the lifting workbench 141 in a driving manner, and the lifting workbench 141 is enabled to move up and down in a reciprocating manner along the guide rods 153; the upper ends of the two guide rods 153 are respectively connected with the bottom of the lifting workbench 141, the lower ends thereof are respectively connected with the base frame 151 through a plurality of guide sleeves 154, and the upper ends of the guide rods and the piston rod ends of the lifting cylinders 152 are respectively fixedly connected with the bottom of the lifting workbench 141 through the ejector blocks 155.

The section material feeding synchronous conveying device 1 can sequentially feed the section materials 9 through the Y-direction conveying assembly 12, convey the section materials to the X-direction conveying assembly 11, and output the section materials to the sawing machine feeding device 18 through the X-direction conveying assembly 11 and enter a sawing machining position of the sawing machine; the chain wheel shafts 120 of the driving chain wheels 122 of the Y-direction conveying assemblies 12 in all the rows are coaxially connected, the pushing claws 124 on the conveying chains 120 are respectively corresponding in position, the purpose is that the sectional material is placed on the sliding rails 126, and the conveying chains 120 in the chain mounting grooves 27 of all the rows of the sliding rails 126 drive the pushing claws 124 to synchronously push the sectional material to one side of the sectional material 9 to the X-direction sectional material conveying assembly; the lifting guide mechanism 13 is arranged to lift the lifting support frame 132 to enable the profile 19 output by the forward extension section of each slide rail 126 to slide to the guide slide block 134 of the lifting support frame 132, and to lower the lifting support frame 132 to enable the profile 9 to fall on the X-direction profile output assembly and guide the material inclined guide slope 130, so that the profile 9 can slide to the guide slide block 134 conveniently; the lifting side clamping and sliding guide mechanism 14 is arranged, and aims to clamp and position the profile 9 on the X-direction profile conveying assembly, and the side rolling assemblies 142 on the two sides can still pull the profile 9 to the next process by the X-direction profile conveying assembly after clamping, namely the side rolling assemblies 142 are in a round rolling shape and are flexible and can roll passively, when the profile 9 is fed, the profile 9 can be positioned on the side surface, and the linearity of feeding is ensured; the lifting mechanism 15 for driving the lifting workbench 141 to ascend or descend is arranged below the lifting workbench 141, and the purpose is that when the profile 9 enters the forward extending section of the slide rail 126 and is output onto the guide slide block 134, the lifted lifting workbench 141 and the components above the lifting workbench 141 interfere with each other, so that in order to avoid the profile 9, the lifting workbench 141 and the components above the lifting workbench need to be lowered to be lower than the conveying surface 100 of the X-direction profile conveying assembly, so that the profile 9 can smoothly enter the slide rail 126 and enter the X-direction profile conveying assembly, and then the lifted lifting workbench 141 carries out positioning clamping of the profile 9 and output action of the profile 9 after the positioning clamping through the profile clamping guide slide area 140.

Referring to fig. 21-25, the section bar conveying and sharp-corner sawing device 3 includes a frame 31 and a truss 8 erected above the frame, a clamping assembly is disposed on the frame 31, the clamping assembly includes a sliding plate 32, clamping cylinders 33, and fixed clamps 34, at least two transverse sliding guide rails 36 disposed front and back are mounted at the upper end of the frame 31, the lower side of the front end of the sliding plate 32 is connected with the two transverse sliding guide rails 36 through a plurality of first sliders 37, the fixed clamps 34 are mounted on two sides of the upper side of the rear end of the sliding plate 32, the piston rod ends of the two groups of clamping cylinders 33 face the fixed clamps 34 respectively, and the end portions of the piston rod ends of the two groups of clamping cylinders 33 are connected with ejector blocks 38 respectively, and the interval between the ejector blocks 38 and; a transverse driving component for driving the sliding plate 32 to transversely slide back and forth along a transverse sliding guide rail 36 is arranged on the sliding plate 32; two sides of the upper side of the front end of the sliding plate 32 are provided with oil cylinder fixing seats opposite to the fixing clamps 34, and the cylinder body ends of the two groups of clamping oil cylinders 33 are respectively connected with the oil cylinder fixing seats 35; the transverse driving components respectively comprise a transverse driving motor 39, a gear 311 and a rack 312, the rack 312 is transversely and fixedly arranged at the upper end of the frame 31, the machine body end of the transverse driving motor 39 is fixedly connected with the sliding plate 32, the power output end of the transverse driving motor is downwards penetrated through a through hole 321 arranged on the sliding plate 32, the end part of the transverse driving motor is connected with the gear 311, and the gear 311 is meshed with the rack 312 through the transverse driving motor 39 in a transmission way; a positioning seat 13 connected with the frame is arranged on the left side of the section clamping interval H; a sawing machine 320 is arranged at the rear part of the frame 1, a base 321 is arranged at the bottom of the sawing machine 320, and the body part of the sawing machine 320 is connected with the base 321 in a front-back guiding manner; two sides of the upper end of the base 321 are provided with at least two sliding guide rails 323, the sawing machine 320 comprises a base 322, the left side and the right side of the lower end of the base 322 are respectively connected with the sliding guide rails 323 on the two sides in a guiding way through a second slider 324, and the upper end of the base 321 is provided with a driving component for driving the base 322 to slide back and forth along the sliding guide rails 323; the machine base driving component is a driving oil cylinder 325, the cylinder body end of the driving oil cylinder 325 is fixedly connected with the base 321, the piston rod end of the driving oil cylinder is connected with the machine base 322 in a driving mode, and the machine base 322 reciprocates back and forth through the reciprocating driving force of the driving oil cylinder 325; the driving cylinder 325 is fixedly installed at the rear side between the base 321 and the base 322, and the piston rod end thereof is connected with a driving connection part 326 arranged at the lower end of the base 322; the sawing line of the band saw blade 326 of the sawing machine 320 is positioned at the rear side of the frame 31 and close to one side of the frame 31; a magnetic suction lifting device 7 is arranged on the truss 8, and the section workpiece processed by the section angle sawing device 3 is magnetically sucked and lifted by the magnetic suction lifting device 7 and is transversely conveyed to a clamping station of the clamping assembly along the truss 8; the left end of the truss 8 spans to one side of the discharge end of the feeding mechanism 25.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a section bar angle saw cuts assembly line, its characterized in that includes section bar material loading synchronous conveyor (1), section bar angle saw cuts device (2), section bar is carried and the closed angle saw cuts device (3), section bar finished product transfer chain (4) that link up in proper order, section bar angle saw cuts the device and includes fixed corner sawing machine unit (21), activity corner sawing machine unit (22) and feeding mechanism (25), fixed corner sawing machine unit (21), activity corner sawing machine unit (22) include sash (20) and base (23) respectively, sash (20) set up on corresponding base (23) respectively with rotating, move corner sawing machine unit (22) and be located fixed corner sawing machine unit (21) left side, its below is equipped with unable adjustment base (24), base (23) and unable adjustment base (24) the direction of activity corner sawing machine unit (22) are connected, the front side of unable adjustment base (24), The rear sides are respectively provided with a guide rail (231), and the front side and the rear side of the lower end of a base (23) of the movable corner sawing machine set (22) are respectively connected with the guide rails (231) through a plurality of sliding blocks (27) in a guiding way; the fixed base (24) is provided with a driving oil cylinder (26), and the movable corner sawing machine set (22) is driven to be close to or far away from the fixed corner sawing machine set (21) through the driving oil cylinder (26); the feeding mechanism (25) penetrates through the movable corner sawing machine unit (22) and the fixed corner sawing machine unit (21) in the Y direction, the left end of the feeding mechanism (25) is connected with the profile output side of the profile feeding synchronous conveying device (1), and the right end of the feeding mechanism is connected with the profile feeding side of the profile conveying and sharp-angle sawing device (3).

2. The profile angle sawing production line according to claim (1), wherein the base (23) is provided with a rotating seat (28), one side end of the rotating seat (28) is provided with a guide sliding block (29) and an upright post (201), the middle part of the rotating seat (28) is hinged with the base (23), the base (23) at the other side end is provided with an angle adjusting oil cylinder (202), the base (23) is provided with an arc-shaped guide rail (232), the guide sliding block (29) is connected in the arc-shaped guide rail (232) in a guiding manner, the cylinder body end of the angle adjusting oil cylinder (202) is hinged with the base (23), the piston rod end of the angle adjusting oil cylinder is in driving connection with the rotating seat (28), the rotating seat (28) rotates around the hinged part, and the guide sliding block (29) slides along the; one end of the saw frame (20) is provided with a guide sleeve (203), the saw frame (20) is connected with the upright post (201) through the guide sleeve (203), the other end of the saw frame (20) is connected with a lifting oil cylinder (210), and the piston rod end of the lifting oil cylinder (210) is connected with the other side end of the rotating seat (28); a driving wheel (102), a driven wheel (101) and a band saw blade (200) connected with the driving wheel (102) and the driven wheel (101) are respectively arranged on the saw frame (20); one end of the rotating seat (28) is connected with a positioning oil cylinder (281), the piston rod end of the positioning oil cylinder (281) is connected with the guide slide block (29), and the guide slide block (29) is driven to be connected with the arc-shaped guide rail (232) in a locking mode.

3. The profile angle sawing production line according to claim 1, wherein the feeding mechanism (25) comprises supporting frames (251), roller frames (252) and a speed reduction motor (253), the roller frames (252) are erected on the supporting frames (251) at two sides, a plurality of rollers (254) are respectively distributed on the roller frames (252) at intervals, shaft ends at two ends of each roller (254) are respectively connected with the roller frame through bearings, one end of each roller (254) is sequentially connected in a transmission manner, and a power output end of the speed reduction motor (253) is connected with one end of one of the rollers (254) in a transmission manner; the roller frame (252) is arranged at the lower parts of the band saw blades (200) of the movable corner sawing machine set (22) and the fixed corner sawing machine set (21) and is positioned at the upper part of the base (23); the cylinder body end of the driving oil cylinder (4) is fixedly connected with the left end of the fixed base (24), and the piston rod end of the driving oil cylinder is connected with the bottom of a base (23) of the movable corner sawing machine set (22).

4. The section bar angle sawing production line according to claim 3, characterized in that a pressing plate portal frame (271) erected on a base (23) of the fixed-angle sawing machine set (21) is arranged in the middle of the roller frame (252), an auxiliary lower pressing plate (272) is arranged in the pressing plate portal frame (271) above the roller frame (252), and an auxiliary lower pressing oil cylinder (273) for driving the auxiliary lower pressing plate (272) to reciprocate up and down is arranged outside the pressing plate portal frame (271); the front side and the rear side of the auxiliary pressing oil cylinder (273) are respectively provided with an auxiliary guide rod (274), one end of the auxiliary guide rod (274) is connected with the auxiliary pressing plate (272), the other end of the auxiliary guide rod (274) is upward and is respectively connected with the pressing plate gantry (271) through the auxiliary guide sleeve (700), and the roller frame (252) transversely passes through the lower area of the auxiliary pressing plate (272) in the pressing plate gantry (271).

5. The section bar angle sawing production line according to claim 3, characterized in that the clamping assemblies (6) are respectively arranged on the left side of the saw frame (20) of the movable corner sawing machine set (22) and the right side of the saw frame (20) of the fixed corner sawing machine set (21), each clamping assembly (6) comprises a door frame (61), an upper pressure plate (62), a front jaw plate (63) and a rear jaw plate (64), each door frame (61) is respectively connected with the corresponding base (23), each upper pressure plate (62) is arranged in the door frame (61) above the corresponding roller frame (252), each front jaw plate (63) is arranged on the front side in the door frame (61) above the corresponding roller frame (252), each rear jaw plate (64) is arranged on the rear side in the door frame (61) above the corresponding roller frame (252), each door frame (61) is externally provided with an upper pressure oil cylinder (65) for driving the upper pressure plate (62) to reciprocate up and down, and a clamping oil cylinder (66) for driving the front jaw plate (63) to reciprocate back, A way-giving oil cylinder (67) for driving the back jaw plate (64) to reciprocate back and forth; the front jaw plate (63) and the rear jaw plate (64) are arranged oppositely, and the upper pressure plate (62) is positioned at the rear side between the front jaw plate (63) and the rear jaw plate (64); the roller frame (252) passes through a clamping area formed by surrounding an upper pressure plate (62), a front jaw plate (63) and a rear jaw plate (64).

6. The profile angle sawing line according to claim 5, wherein the piston rod ends of the upper pressure oil cylinder (65), the clamping oil cylinder (66) and the abdication oil cylinder (67) respectively penetrate through the door frame (61) to be connected with the upper pressure plate (62), the front jaw plate (63) and the rear jaw plate (64), the front side and the rear side of the upper pressure oil cylinder (65) are respectively provided with an upper guide rod (68), the upper side and the lower side of the clamping oil cylinder (66) are respectively provided with a front guide rod (69), the upper side and the lower side of the abdication oil cylinder (67) are respectively provided with a rear guide rod (60), one ends of the upper guide rod (68), the front guide rod (69) and the rear guide rod (60) are respectively connected with the upper pressure plate (62), the front jaw plate (63) and the rear jaw plate (64), and the other ends of the upper guide rod (68), the front guide rod and.

7. The profile angle sawing assembly line according to claim (1), wherein the profile feeding synchronous conveying device (1) comprises an X-direction conveying assembly (11), a plurality of Y-direction conveying assemblies (12) arranged in parallel at intervals and a feeding motor (125), the X-direction profile conveying assembly (11) is arranged on the front side of each row of Y-direction conveying assemblies (12) in the feeding direction, each Y-direction conveying assembly (12) comprises a conveying chain (120), a Y-direction supporting frame (121), a driving chain wheel (122), a driven chain wheel (123) and a material pushing claw (124), a sliding rail (126) is arranged on the Y-direction supporting frame (121), a chain mounting groove (127) with an upward notch is formed in the sliding rail (126) along the length direction of the sliding rail, the driving chain wheel (122) and the driven chain wheel (123) are respectively and rotatably connected to the inner two sides of the chain mounting groove (127) through a chain wheel shaft (190) in the axial direction, a chain support plate (128) is arranged on the upper side between the driving, the conveying chain (120) is sleeved between the driving chain wheel (122) and the driven chain wheel (123) and surrounds the upper side of the chain support plate (128), a plurality of material pushing claws (124) are uniformly distributed on the conveying chain (120) in a ring shape, two ends of a chain wheel shaft of the driving chain wheel (122) and the driven chain wheel (123) are respectively connected with two side groove walls of the chain installation groove (127) through bearings and bearing seats (129), each material pushing claw (124) on the conveying chain (120) passes through the chain support plate (128) after the conveying chain (120) rotates, and claw parts of each material pushing claw (124) upwards extend out and are higher than the upper end surface of the sliding rail (126) when the material pushing claws pass through the chain support; chain wheel shafts (190) of driving chain wheels (122) of all rows of Y-direction conveying assemblies (12) are coaxially connected, the material pushing claws (124) on all conveying chains (120) respectively correspond to the positions, and the power output end of a feeding motor (125) is in transmission connection with the chain wheel shafts (190) which are coaxially connected with all driving chain wheels (122), so that all driving chain wheels (122) drive all conveying chains (120) and the material pushing claws (124) on the conveying chains (120) to synchronously act; the slide rail (126) of each Y-direction conveying assembly (12) extends forwards to the upper side of the X-direction conveying assembly (11).

8. The profile angle sawing line according to claim 7, characterized in that the X-direction conveying assembly (11) comprises a lifting guide mechanism (13), a lifting side clamp sliding guide mechanism (14), an X-direction support frame (112) and an X-direction conveying line arranged on the X-direction support frame (112); the X-direction conveying line comprises a plurality of X-direction guide rollers (113) which are arranged at intervals, at least two groups of lifting guide machines (13) and two groups of lifting side clamping and sliding guide mechanisms (14) are respectively arranged below the X-direction conveying line on two sides of an X-direction support frame (112), and the upper end of a forward extending section (199) of each slide rail (126) is lower than a section supporting surface (100) of the X-direction conveying line; the lifting guide mechanism (13) comprises an oil cylinder fixing seat (131), a lifting support frame (132) and a lifting oil cylinder (133), the lifting support frame (132) is arranged between two adjacent guide rollers (113) on two sides of the X-direction conveying line, the oil cylinder fixing seat (131) is connected with the X-direction support frame (112), the end of the oil cylinder body of the lifting oil cylinder (133) is connected with the oil cylinder fixing seat (131), the end of a piston rod of the lifting oil cylinder body is upward and is connected with the lower end of the lifting support frame (132), two sides of the upper end of the lifting support frame (132) are provided with guide sliding blocks (134) parallel to the sliding rails (126), and the rear side of the upper end of each guide; two sides of the lifting oil cylinder (133) are provided with guide sliding rods (135) of which the upper ends are connected with the lifting support frame (132) and the lower ends are connected with the oil cylinder fixing seat (131) in a guiding way through a guide sliding sleeve (136); the lifting side clamping and sliding guide mechanism (14) comprises a lifting workbench (141), side rolling assemblies (142) and a sliding block (143), a sliding groove (171) which is transversely arranged is formed in the lifting workbench (141), the sliding block (143) is arranged in the sliding groove (171), a sliding plate (144) connected with the sliding block (143) is arranged on one side of the upper end of the lifting workbench (141), a fixing plate (145) is fixedly connected to the other side of the upper end of the lifting workbench (141), the side rolling assemblies (142) are respectively arranged on the sliding plate (144) and the fixing plate (145), an interval between the side rolling assemblies (142) on two sides is used as a section clamping and sliding guide area (140), the section clamping and sliding guide area (140) is respectively arranged between two adjacent guide rollers (113) on two sides of the X-direction conveying line, and the clamping direction of the section clamping and sliding guide area (140) is; the side clamp driving oil cylinder (146) for driving the sliding block (143) to transversely and reciprocally slide along the sliding groove (171) is arranged outside the lifting workbench (141), and a lifting mechanism (15) for driving the lifting workbench (141) to ascend or descend is arranged below the lifting workbench (141).

9. The section angle sawing line according to claim 8, characterized in that the cylinder end of the side clamp driving cylinder (146) is connected with one side end of the lifting table (141), and the piston rod end of the side clamp driving cylinder extends into the sliding groove (171) and is connected with the sliding block (143) in a driving way; the side rolling assemblies (142) respectively comprise fixed shafts (174), side rolling bearings (172) and rolling sleeves (173), the lower ends of the two fixed shafts (174) are respectively and fixedly connected with the fixed plate (145) and the sliding plate (144), and the rolling sleeves (173) are respectively sleeved at the upper ends of the fixed shafts (174) through at least one group of side rolling bearings (172); the lifting mechanism (15) comprises a base frame (151), a lifting oil cylinder (152), guide rods (153) and guide sleeves (154), the guide rods (153) are respectively arranged on two sides between the base frame (151) and a lifting workbench (141), the cylinder body end of the lifting oil cylinder (152) is fixedly connected in the base frame (151), the piston rod end of the lifting oil cylinder is upwards driven and connected to the bottom of the lifting workbench (141), and the lifting workbench (141) is enabled to vertically reciprocate along the guide rods (153); the upper ends of the two guide rods (153) are respectively connected with the bottom of the lifting workbench (141), the lower ends of the two guide rods are respectively connected with the pedestal (151) through a plurality of guide sleeves (154), and the upper ends of the guide rods and the piston rod end of the lifting oil cylinder (152) are respectively fixedly connected with the bottom of the lifting workbench (141) through a jacking block (155).

10. The section angle sawing line according to claim (1), characterized in that the section bar feeding and sharp angle sawing device (3) comprises a frame (31) and a truss (8) arranged above the frame, the frame (31) is provided with a clamping assembly, the clamping assembly comprises a sliding plate (32), clamping oil cylinders (33) and fixed clamps (34), at least two transverse sliding guide rails (36) which are arranged front and back are installed at the upper end of the frame (31), the lower side of the front end of the sliding plate (32) is respectively connected with the two transverse sliding guide rails (36) through a plurality of first sliding blocks (37) in a guiding manner, the fixed clamps (34) are respectively installed on two sides of the upper side of the rear end of the sliding plate (32), the piston rod ends of the two groups of clamping oil cylinders (33) respectively face the fixed clamps (34), the end parts of the two sections are respectively connected with a top block (38), and the section between the top block (38) and the fixed clamp (34) is used as a section clamping section H; a transverse driving component for driving the sliding plate (32) to transversely slide back and forth along a transverse sliding guide rail (36) is arranged on the sliding plate (32); oil cylinder fixing seats opposite to the fixing clamps (34) are arranged on two sides of the upper side of the front end of the sliding plate (32), and the cylinder body ends of the two groups of clamping oil cylinders (33) are respectively connected with the oil cylinder fixing seats (35); the transverse driving components respectively comprise a transverse driving motor (39), a gear (311) and a rack (312), the rack (312) is transversely and fixedly mounted at the upper end of the rack (31), the machine body end of the transverse driving motor (39) is fixedly connected with the sliding plate (32), the power output end of the transverse driving motor (39) downwards penetrates through a through hole (321) formed in the sliding plate (32), the end part of the transverse driving motor is connected with the gear (311), and the gear (311) is meshed with the rack (312) through the transverse driving motor (39) in a transmission manner; a positioning seat (13) connected with the frame is arranged on the left side of the section bar clamping section H; a sawing machine (320) is arranged behind the rack (1), a base (321) is arranged at the bottom of the sawing machine (320), and the machine body part of the sawing machine (320) is connected with the base (321) in a front-back guiding manner; two sides of the upper end of the base (321) are provided with at least two sliding guide rails (323), the sawing machine (320) comprises a machine base (322), the left side and the right side of the lower end of the machine base (322) are respectively connected with the sliding guide rails (323) on the two sides in a guiding way through second sliding blocks (324), and the upper end of the base (321) is provided with a driving component for driving the machine base (322) to slide back and forth along the sliding guide rails (323); the machine base driving component is a driving oil cylinder (325), the cylinder body end of the driving oil cylinder (325) is fixedly connected with the base (321), the piston rod end of the driving oil cylinder is connected with the machine base (322) in a driving mode, and the machine base (322) reciprocates back and forth through the reciprocating driving force of the driving oil cylinder (325); the driving oil cylinder (325) is fixedly arranged at the rear side between the base (321) and the machine base (322), and the piston rod end of the driving oil cylinder is connected with a driving connecting part (326) arranged at the lower end of the machine base (322); the sawing line of a band saw blade (326) of the sawing machine (320) is positioned at the rear side of the rack (31) and close to one side of the rack (31); a magnetic suction lifting device (7) is arranged on the truss (8), and the profile workpiece processed by the profile angle sawing device (3) is magnetically sucked and lifted by the magnetic suction lifting device (7) and is transversely conveyed to a clamping station of the clamping assembly along the truss (8); the left end of the truss (8) spans to one side of the discharge end of the feeding mechanism (25).