CN215316069U

CN215316069U - Variable angle sawing line

Info

Publication number: CN215316069U
Application number: CN202120517288.5U
Authority: CN
Inventors: 李斌胜; 王定胜; 杜敏鹏; 卢勇波; 应晓伟; 胡德亮; 宋勇波; 陈杰斌; 李辉; 陈瑞雷
Original assignee: Zhejiang Dake Intelligent Equipment Co ltd; Zhejiang Julihuang Sawing Machine Group Co ltd
Current assignee: Zhejiang Dake Intelligent Equipment Co Ltd; Zhejiang Saw Lihuang Industrial Technology Co ltd
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2021-12-28
Anticipated expiration: 2031-03-11

Abstract

The utility model discloses a variable-angle sawing line which comprises a sawing machine, a feeding roller way and a discharging roller way, wherein the feeding roller way and the discharging roller way are respectively connected to the input end and the output end of the sawing machine, the sawing machine comprises a machine base and a saw frame, the saw frame is rotatably connected to the machine base, a saw frame deflection device is arranged between the machine base and the saw frame, the feeding roller way comprises a track frame, a free roller and a liftable power roller, and the free roller and the power roller are connected to the track frame. The utility model can synchronously finish the truncation and bevel processing of materials, has stronger function, can reduce the operation steps for the production task needing bevel processing, and eliminates the circulation period from semi-finished products to finished products. In addition, the utility model can also reduce the equipment load when the materials are jointed between the sawing machine and the feeding roller conveyor.

Description

Variable angle sawing line

Technical Field

The present invention relates to a sawing device, more particularly it relates to a variable angle sawing wire.

Background

The pipe and the section bar supplied on the market are only provided with a few length specifications, when in use, the pipe and the section bar need to be cut into the length meeting the requirement by using sawing equipment, and sometimes, an oblique angle needs to be processed according to the use requirement. However, the common sawing equipment cannot perform bevel sawing, so that many users can only complete length cutting firstly and then complete bevel sawing by using bevel processing equipment additionally. This results in increased material processing steps, longer circulation cycle, and reduced production efficiency. Therefore, in order to improve the production efficiency, shorten the processing period and simplify the equipment configuration, the existing sawing equipment still needs to be improved. The utility model with the publication number of CN209272636U is specially favorable for 2019, 8 and 20, and discloses an automatic aluminum profile sawing device which comprises a material conveying rack, a lifting feeding mechanism positioned at the front side of the material conveying rack, a material taking mechanism positioned at the rear side of the material conveying rack, and a sawing device positioned at the right side of the material conveying rack; the material taking mechanism is provided with a material taking mechanism positioned above the feeding mechanism and a displacement mechanism used for changing the position of the material taking mechanism; the feeding rack is provided with a feeding ejector rod positioned on the upper layer and feeding roller components positioned on the lower layer and uniformly arranged; when the feeding mechanism is in actual use, a straight aluminum profile stack to be processed can be placed on the feeding mechanism, then a single or a plurality of straight aluminum profiles are grabbed from the straight aluminum profile stack by the material fetching mechanism and placed on the material conveying roller assembly, and the single or the plurality of straight aluminum profiles are pushed to the sawing device by the material loading ejector rod to be sawed; this kind of mode avoids the manual work to place straight shape aluminium alloy, improves production machining efficiency, and reduction in production cost improves the automation when straight shape aluminium alloy saw cuts. But the utility model can not cut the material and complete the bevel sawing at the same time.

SUMMERY OF THE UTILITY MODEL

The existing sawing equipment can not cut materials and simultaneously complete bevel sawing, and in order to overcome the defect, the utility model provides the variable-angle sawing wire which can cut materials and simultaneously complete bevel sawing, so that the production efficiency is improved.

The technical scheme of the utility model is as follows: the utility model provides a variable angle saw cuts line, includes sawing machine, feeding rollgang and ejection of compact rollgang, and feeding rollgang, ejection of compact rollgang are connected respectively at the input and the output of sawing machine, and the sawing machine includes frame and sash, and the sash rotates to be connected on the frame, is equipped with sash deflection device between frame and sash, and feeding rollgang includes track frame, the power roller of free roller and liftable, and free roller and power roller are connected on the track frame. The saw frame deflection device provides the rotating power of the saw frame, so that the saw frame rotates, the sawing direction is changed, the bevel angle sawing is completed while the material is cut short, the cutting and the bevel angle processing are not required to be respectively carried out on different devices for the production task of processing the bevel angle, the operation steps can be reduced, the circulation period from a semi-finished product to a finished product is eliminated, and the production efficiency is greatly improved. The material to be sawed is placed on the feeding conveying roller way and sent into the sawing machine to be sawed, when the power roller rotates, the material to be sawed can be pushed to move forwards through friction force between the material to be sawed and the feeding conveying roller way, but the material to be sawed cannot be accurately and reliably sent to a sawing position only through the feeding conveying roller way, and therefore feeding of the material can be replaced by feeding clamps with stronger clamping force and propelling force and more accurate action paths after the material is sent to a certain position through the feeding conveying roller way. But the material handing-over between feeding anchor clamps and feeding rollgang hardly accomplishes completely in step, if feeding anchor clamps and feeding rollgang exert drive power to the material simultaneously, no matter feeding anchor clamps transported substance material speed is faster than or be slower than feeding rollgang transported substance speed, the desynchrony of the two motion can lead to the material to skid on feeding rollgang, and then makes power roller drive arrangement, feeding motor load increase, influences equipment job stabilization nature and life-span. In the technical scheme, the feeding conveying roller way can be switched between a feeding state and a loading state, in the feeding state, the power roller descends, only the free roller supports the material to be sawn, the feeding clamp provides power for material conveying, the free roller only supports the material in a rolling mode and is not driven by the power of the free roller, and therefore the free roller cannot influence a moving driving device of the feeding clamp; in the feeding state, the power rollers ascend and are layered with the free rollers in a staggered mode, all the power rollers are higher than the free rollers to form a feeding loading surface, materials to be sawed can be stacked on the feeding loading surface, the power rollers and the free rollers are reasonably arranged on the track frame, the power rollers are arranged at the far end away from the sawing machine, only the free rollers are arranged at the near end away from the sawing machine, and therefore the power rollers can actively run under the driving of the power rollers, but the power rollers are separated from the materials in the feeding state, and therefore the power rollers and the moving driving devices of the feeding clamp cannot be mutually pulled due to asynchronous movement, the load of each driving device can be relieved, and the service life can be prolonged.

Preferably, the track frame comprises a power roller frame and a free roller frame, the power roller is rotatably connected to the power roller frame, the free roller is rotatably connected to the free roller frame, the free roller frame is provided with a plurality of power roller frame oil cylinders, and the power roller frame is connected to the output end of the power roller frame oil cylinder. The power roller frame is driven by the power roller frame oil cylinder to be lifted, so that the power roller is lifted, and the power roller and the free roller work respectively.

Preferably, the saw frame deflection device comprises a saw frame rotating motor and a saw frame rotating driving screw rod, the saw frame rotating motor is rotatably connected to the base, the saw frame rotating driving screw rod is in transmission connection with the saw frame rotating motor, a saw frame nut seat is arranged at one end of the saw frame, the saw frame nut seat is rotatably connected to the saw frame, and the saw frame rotating driving screw rod is in threaded connection with the saw frame nut seat. The saw frame rotating motor, the saw frame rotating driving screw and the saw frame are arranged on a transmission path formed by the saw frame rotating motor, the saw frame rotating driving screw and the saw frame, and the transmission path is provided with two deflection points, namely between the saw frame rotating motor and the machine base and between the saw frame nut seat and the saw frame. The saw frame rotates to change the sawing direction, so that the material is shortened while the bevel angle sawing is completed, and for the production task needing to process the bevel angle, the shortening and the bevel angle processing are not required to be respectively carried out on different devices, so that the operation steps can be reduced, the circulation period from semi-finished products to finished products is eliminated, and the production efficiency is greatly improved.

Preferably, the top of the machine base is provided with an arc-shaped rail, the bottom of the saw frame is connected with the arc-shaped rail in a sliding manner, and the saw frame is provided with a moving saw belt. The saw frame can rotate around the rotating shaft, the saw belt changes positions along with the saw frame, and the angle between the saw belt and the material to be sawn changes accordingly, so that the sawing angle is adjusted.

Preferably, the sawing machine is provided with a fixing clamp, the fixing clamp comprises a reference side baffle, a movable clamping plate and a movable clamping plate driving oil cylinder, the reference side baffle and the movable clamping plate driving oil cylinder are fixed at the top of the machine base, and the movable clamping plate is slidably connected to the top of the machine base and connected with the output end of the movable clamping plate driving oil cylinder. The fixed clamp clamps the position near the sawing part of the material to be sawn, and the fixed clamp and the feeding clamp the material in two points in front and back, so that the orientation of the material can be accurately limited, and the accurate sawing is facilitated.

Preferably, an output transmission belt is arranged between the sawing machine and the discharging roller conveying table and is connected with a transmission belt motor through a chain transmission mechanism. The output transmission belt can generate friction force larger than the conveying roller, power of the output sawing machine can be provided for materials after sawing, and the materials after sawing can fall onto the output transmission belt and can be conveyed to the discharging conveying roller way by the output transmission belt quickly.

Preferably, a transverse pushing oil cylinder is arranged on the discharging conveying roller way, and a transverse pushing plate is arranged at the output end of the transverse pushing oil cylinder. When the transverse pushing oil cylinder extends out, the transverse pushing plate transversely pushes the sawn materials on the discharging conveying roller way, so that the sawn materials move out of the discharging conveying roller way to complete discharging.

Preferably, a material receiving ramp is arranged on one side of the discharging roller conveyor opposite to the transverse pushing oil cylinder. After the transverse push plate pushes the sawed materials to push the discharging conveying roller way, the materials can slide down along the material receiving ramp, so that the materials can be collected in a centralized manner.

The utility model has the beneficial effects that:

the functions are multiple, and the production efficiency is high. The utility model can synchronously finish the truncation and bevel processing of materials, has stronger function, can reduce the operation steps for the production task needing bevel processing, eliminates the circulation period from semi-finished products to finished products, and is beneficial to improving the production efficiency.

Thin device configuration. The utility model realizes multi-purpose integration, thereby reducing the configuration of corresponding single-function equipment and saving the site and the equipment management cost.

The equipment load when the materials are jointed between the sawing machine and the feeding roller conveyor is reduced. The utility model can optimize the material transfer mode between the sawing machine and the feeding conveying roller way, reduce the load of the feeding motor and the power roller driving motor during material transfer, enhance the working stability of the equipment and prolong the service life of the equipment.

Drawings

FIG. 1 is a schematic diagram of an overall structure of the present invention;

FIG. 2 is a schematic view of the saw machine of the present invention;

FIG. 3 is a schematic view of another aspect of the sawing machine of the present invention;

FIG. 4 is a schematic diagram of a feed roller conveyor of the present invention;

FIG. 5 is a schematic structural view of another perspective of the feed roll conveyor of the present invention;

fig. 6 is a schematic structural diagram of the discharging roller conveyor of the present invention.

In the figure, 1-sawing machine, 11-machine base, 111-supporting table, 112-scrap pusher cylinder, 113-scrap pusher, 12-saw frame, 121-saw frame nut base, 1211-nut rotating base, 122-saw frame lifting cylinder, 13-upright, 14-arc rail, 15-saw band, 151-saw band twisting member, 16-fixing clamp, 161-reference side baffle, 162-movable clamping plate, 163-movable clamping plate driving cylinder, 17-saw frame rotating motor, 171-motor rotating base, 18-saw frame rotating driving screw, 19-scrap collecting tank, 2-feeding roller conveyor, 3-discharging roller conveyor, 31-transverse pushing cylinder, 32-receiving ramp, 33-short-material trigger plate, 34-long-material trigger plate, 4-track frame, 41-power roller frame oil cylinder, 5-free roller, 6-power roller, 7-feeding clamp, 71-clamp seat, 72-clamp plate, 73-clamp plate driving oil cylinder, 74-pressure plate driving oil cylinder, 8-prepositioning end face reference plate, 81-reference plate driving oil cylinder, 9-output transmission belt, and 10-material to be sawn.

Detailed Description

The utility model is further illustrated by the following specific embodiments in conjunction with the accompanying drawings.

Example 1:

as shown in fig. 1 to 6, a variable angle sawing line comprises a sawing machine 1, a feeding roller conveyor 2 and a discharging roller conveyor 3, wherein the sawing machine 1, the feeding roller conveyor 2 and the discharging roller conveyor 3 are cooperatively operated under the control of a PLC. The sawing machine 1 comprises a machine base 11 and a saw frame 12, wherein the saw frame 12 is formed by combining a saw frame main body, a lower beam and an upright post 13, the upright post 13 is vertically fixed on the lower beam, one end of the saw frame main body is sleeved on the upright post 13 in a sliding mode through a sliding sleeve, and the other end of the saw frame main body is sleeved with a positioning rod vertically fixed on the lower beam in a sliding mode through a sleeve. A saw frame lifting oil cylinder 122 is fixed on the lower beam, and the output end of the saw frame lifting oil cylinder 122 is fixed with a sliding sleeve on the saw frame main body through a connecting block. The bottom of the lower beam of the saw frame 12 is rotatably connected to the machine base 11 through a rotating shaft, the machine base 11 is provided with a saw frame rotating motor 17, the saw frame rotating motor 17 is rotatably connected to the machine base 11 through a motor rotating base 171, the saw frame rotating motor 17 is in transmission connection with a saw frame rotating driving screw rod 18 to form a saw frame deflection device, the saw frame rotating driving screw rod 18 is in threaded connection with a saw frame nut base 121 at the bottom of the saw frame 12, and the saw frame nut base 121 is rotatably connected to one end of the bottom of the saw frame main body through a nut rotating base 1211. The top of the machine base 11 is provided with an arc-shaped rail 14, the bottom of the lower beam of the saw frame 12 is connected with the arc-shaped rail 14 in a sliding way, and the saw frame 12 is provided with a moving saw belt 15. The saw frame 12 is rotatably connected with a saw belt driving wheel and a saw belt tensioning wheel, and the saw belt driving wheel and the saw belt tensioning wheel are arranged on the saw frame 12 in a bilateral symmetry manner. The saw belt 15 is in a closed ring shape and is attached to and strides around the wheel surfaces of the saw belt driving wheel and the saw belt tensioning wheel, the saw belt forms a saw belt upper section on the upper sides of the saw belt driving wheel and the saw belt tensioning wheel, the saw belt forms a saw belt lower section on the lower sides of the saw belt driving wheel and the saw belt tensioning wheel, two saw belt twisting pieces 151 are arranged on the saw frame 12, one saw belt twisting piece is connected to a sliding rail on the saw frame 12 in a sliding mode, the other saw belt twisting piece is fixed on the saw frame 12, a guide groove with a downward opening is formed in the bottom of the saw belt twisting piece 151, the width of the guide groove is matched with the thickness of the saw belt 15, the saw belt lower section is twisted under the guiding effect of the two guide grooves, and saw teeth face downward. The sawing machine 1 is provided with a fixing clamp 16, the fixing clamp 16 comprises a reference side baffle 161, a movable clamping plate 162 and a movable clamping plate driving oil cylinder 163, the reference side baffle 161 and the movable clamping plate driving oil cylinder 163 are fixed at the top of the machine base 11, and the movable clamping plate 162 is connected in a sliding groove at the top of the machine base 11 in a sliding mode and connected with the output end of the movable clamping plate driving oil cylinder 163. A drawable waste collecting groove 19 is also arranged below the machine base 11, a waste falling channel is arranged between the machine base 11 and the feeding conveying roller bed 2, and the machine base 11 is also provided with a plurality of waste falling channels. The machine base 11 is also provided with a waste push plate oil cylinder 112, and the output end of the waste push plate oil cylinder 112 is provided with a waste push plate 113 for pushing waste such as stub bars, saw dust and the like falling on the machine base 11 in the sawing process into the waste collecting tank 19 at regular time. The feeding roller conveyor 2 and the discharging roller conveyor 3 are respectively connected to the input end and the output end of the sawing machine 1, the feeding roller conveyor 2 comprises a track frame 4, a free roller 5 and a liftable power roller 6, and the free roller 5 and the power roller 6 are connected to the track frame 4. The feeding roller conveyor 2 is divided into a front section and a rear section, the front section free roller 5 and the power roller 6 are arranged at intervals, and the rear section is completely the power roller. The track frame 4 comprises a power roller frame and a free roller frame, the free roller frame is only arranged on the front section, the free roller 5 is rotatably connected onto the free roller frame, the power roller 6 is rotatably connected onto the power roller frame, four pairs of power roller frame oil cylinders 41 are arranged on four pairs of front, middle and rear section supporting legs of the free roller frame, and the power roller frame is connected to the output end of each power roller frame oil cylinder 41. When the power roller frame oil cylinder 41 extends out, the power roller frame rises, and the power roller 6 and the free roller 5 form parallel layering; when the power roller frame oil cylinder 41 retracts, the power roller frame descends to the limit, and the power roller 6 is lower than the free roller 5. And one side of each power roller 6 is provided with a power roller chain wheel, the power roller frame is provided with a power roller driving motor, the output end of the power roller driving motor is connected with a driving chain wheel, and the driving chain wheel drives each power roller chain wheel through a transmission chain so as to drive each power roller 6. Eight pairs of stop levers are further fixed on the power roller frame and used as boundaries of material stacking areas to be sawed to limit the side faces of stacked materials. The distance between two vertical stop levers in each pair is equal. The back end of feeding rollgang 2, be equipped with a feeding anchor clamps 7 on being close to one section of the input of sawing machine 1 promptly, feeding anchor clamps 7 sliding connection is on sawing machine 1, feeding anchor clamps 7 include anchor clamps seat 71, a pair of splint 72 and a splint driving cylinder 73, splint driving cylinder 73 is fixed in anchor clamps seat 71 one side and splint driving cylinder 73 output and is connected with a splint 72, anchor clamps seat 71 bottom is connected on locating a pair of slide rail on sawing machine 1 through the slider, anchor clamps seat 71 passes through the screw drive mechanism transmission with a feed motor and is connected. The pressure sensor is arranged on the inner side of the clamping plate 72, and material-free detection can be carried out. The top of the clamp seat 71 of the feeding clamp 7 is provided with a liftable sawing pressing plate, and the sawing pressing plate is connected with a pressing plate driving oil cylinder 74 arranged at the top of the clamp seat 71 of the feeding clamp 7. An output transmission belt 9 is arranged between the sawing machine 1 and the discharging conveying roller way 3, the output transmission belt 9 forms transition between the sawing machine 1 and the discharging conveying roller way 3, and the output transmission belt 9 is connected with a transmission belt motor through a chain transmission mechanism. The joint of the fixed clamp 16 and the output transmission belt 9 is provided with a low-position table 111, the highest point of the low-position table 111 is lower than the fixed clamp 16 and the output transmission belt 9, when in sawing, materials to be sawed are clamped by the fixed clamp 16, meanwhile, the free end is supported by the output transmission belt 9 to form an overhead structure, a sawing penetrating space is formed above the low-position table 111, and even if the saw frame 12 deflects, the sawing is not influenced. The low-level table 111 is provided with a material in-place sensor for detecting whether the foremost end of a newly input material reaches a sawing position at the beginning of each working cycle. A pre-positioning end face reference plate 8 is arranged on the feeding conveying roller way 2, and one end of the pre-positioning end face reference plate 8 is hinged on the feeding conveying roller way 2. The pre-positioning end face reference plate 8 can be overturned and pressed down under the driving of a reference plate driving oil cylinder 81 to block on the advancing path of the materials to be sawn, so that a plurality of materials to be sawn can be piled in a cluster, the front end faces of the materials to be sawn abut against the pre-positioning end face reference plate 8, the front ends of the materials to be sawn are parallel and level, the pre-positioning end face reference plate 8 is lifted, the materials to be sawn are input into the sawing machine 1, and the materials to be sawn are ensured to be synchronously sawed into the same specification and output. All the discharging conveying roller bed 3 are power rollers. Side baffles are arranged at two sides of the output transmission belt 9. The discharging conveying roller bed 3 is provided with a transverse pushing oil cylinder 31, and the output end of the transverse pushing oil cylinder 31 is provided with a transverse pushing plate 32. A material receiving ramp 32 is arranged on one side of the discharging roller conveyor 3 opposite to the transverse pushing oil cylinder 31. The discharging conveying roller bed 3 is provided with a long material receiving ramp and a short material receiving ramp which are used for moving out long materials and short materials respectively, the transverse pushing oil cylinder 31 comprises a long material transverse pushing oil cylinder and a short material transverse pushing oil cylinder which correspond to the long material receiving ramp and the short material receiving ramp respectively, and the short material receiving ramp is composed of a short material conveyor. The discharging conveying roller way 3 is also provided with a short material triggering plate 33 and a long material triggering plate 34 which are used for generating detection signals of short materials and long materials, and then the long material transverse pushing oil cylinder or the short material transverse pushing oil cylinder is started under the control of the PLC. This automatic sawing line of multi-angle is used for having the aluminum alloy ex-trusions cutting of straight surface.

This automatic sawing line of multi-angle is numerical control equipment, and the working procedure is as follows: inputting processing parameters, keeping the reference plate to drive the piston rod of the oil cylinder 81 to extend out, and pressing down the pre-positioning end face reference plate 8; pressing a control switch of a power roller frame oil cylinder 41 to lift the power roller frame; loading materials 10 to be sawed on a loading surface formed by power rollers 6 to the front section of the feeding conveying roller table 2 one by one or in a cluster; the power roller driving motor drives the power roller 6 to rotate, materials to be cut move forwards along the feeding conveying roller way 2 under the restraint of the vertical stop rod, the front end faces of the materials abut against the pre-positioning end face reference plate 8, if a plurality of materials are stacked, the upper-layer materials are manually pushed forwards to abut against the pre-positioning end face reference plate 8, and the initial positioning of the materials is completed; controlling the reference plate to drive a piston rod of the oil cylinder 81 to retract, turning and lifting the pre-positioned end face reference plate 8, and under the manual control, continuing conveying the material to be sawn by about 50cm by the power roller 6 and stopping, wherein the front end of the material to be sawn enters the rear section of the feeding conveying roller way 2; controlling the power roller frame to descend, and supporting the material to be sawed by the free roller 5; under the control of the PLC, after the power roller frame descends to the right position, the clamping plate driving oil cylinder 73 is started immediately, the clamping plate 72 clamps the material, the feeding motor is started, the clamp seat 71 carries the material to move forwards continuously, under the control of a numerical control program, the clamp seat 71 stops after moving for a set distance, the front end of the material enters the sawing machine 1 and stops conveying after being detected by the material in-place sensor, at the same time, the movable clamp plate driving oil cylinder 163 is started, both sides of the front end of the material are clamped by the reference side baffle 161 and the movable clamp plate 162, the clamp plate 72 is loosened, the clamp seat 71 is stopped after retreating for a set distance, the clamp plate 72 is started again, the pressing oil cylinder 74 is driven to drive the saw cutting pressing plate to press the workpiece, so that the front section of the material is pressed on the top of the machine base 11 between the reference side baffle 161 and the movable clamping plate 162, the movable clamping plate driving oil cylinder 163 is started, and two sides of the front end of the material are also clamped by the reference side baffle 161 and the movable clamping plate 162; after the pressing plate driving oil cylinder 74 and the movable clamping plate driving oil cylinder 163 move in place, the saw frame lifting oil cylinder 122 and the saw belt driving wheel are started under the control of the PLC, the saw frame body gradually descends along with the gradual retraction of the saw frame lifting oil cylinder 122, and the saw belt 15 saw materials from top to bottom; the sawing is completed in three steps, namely, a material cutting head, namely, only a short length is sawn, so that the front ends of the materials stacked in a cluster are accurate and level, the front ends of cut materials are formed in the step, the sawing zero point is also determined, in the second step, the saw frame body is lifted, the clamping plates 72 are loosened, the sawing pressing plates are lifted, the clamp seats 71 are retracted, the retraction distance is determined by numerical control parameters, in the third step, after the material is retracted to the position, the clamping plates 72 clamp the rear parts of the materials again, then the materials are sent forward again, sawing is performed again, the rear ends of the cut materials are formed and are also the front ends of the next cut materials, the cut materials with the required length are obtained, and the output transmission belt 9 is in a stop state during the sawing. And repeating the second step and the third step for a plurality of times until the whole material is completely sawn into the cut material with the required length. The cut material not shorter than 1.6m is defined as a long material, and the other way round is a short material; the cut material is output to the discharging roller way 3 by the output transmission belt 9, when the cut length is more than or equal to 1.6m, the function of the short material trigger plate 33 is automatically shielded in the industrial control program of the multi-angle automatic sawing line, and only the long material trigger plate 34 is activated; when the conveyed material interception touches the long material trigger plate 34, the long material transverse pushing oil cylinder is started to transversely push the material interception out of the discharging conveying roller bed 3, and slides down along the long material receiving ramp, so that an operator receives the material; similarly, when the material cutting length is less than 1.6m, the function of the long material trigger plate 34 is automatically shielded in the corresponding industrial control program of the multi-angle automatic sawing line, and only the short material trigger plate 33 is activated; when the conveyed material-cutting touches the short material trigger plate 33, the short material transverse-pushing oil cylinder is started to transversely push the material-cutting out of the discharging roller conveyor 3, enter the short material conveyor and convey the material-cutting to a short material receiving box. If whole root length material can not evenly saw cut into the integer and cut the material, and final tails length is not enough when being cliied by feeding jig 7, pressure sensor can feed back no material information to PLC, and this automatic sawing line of multi-angle auto-stop is collected the tails by operating personnel.

A plurality of programs are prestored in the control system of the multi-angle automatic sawing line, and can be selected according to the material cutting length. According to the requirement of material bevel processing, the saw frame 12 is adjusted to the required deflection angle by controlling the saw frame rotating motor 17 through the operation panel before processing. The parameters of the deflection angle of the saw frame 12 may also be pre-stored in the program for later recall.

Example 2:

six pairs of power roller frame oil cylinders 41 are arranged on six pairs of the front, middle and rear support legs of the free roller frame. The rest is the same as example 1.

Claims

1. The utility model provides a variable angle sawing line, including sawing machine (1), feeding rollgang (2) and ejection of compact rollgang (3), feeding rollgang (2), ejection of compact rollgang (3) are connected respectively at the input and the output of sawing machine (1), sawing machine (1) is including frame (11) and sash (12), a serial communication port, sash (12) are rotated and are connected on frame (11), be equipped with sash deflection device between frame (11) and sash (12), feeding rollgang (2) are including track frame (4), power roller (6) of free roller (5) and liftable, free roller (5) and power roller (6) are connected on track frame (4).

2. The variable angle sawing line according to claim 1, characterized in that the rail frame (4) comprises a power roller frame and a free roller frame, the power roller (6) is rotatably connected to the power roller frame, the free roller (5) is rotatably connected to the free roller frame, the free roller frame is provided with a plurality of power roller frame cylinders (41), and the power roller frame is connected to the output ends of the power roller frame cylinders (41).

3. The variable angle sawing line according to claim 1, wherein the frame deflection device comprises a frame rotating motor (17) and a frame rotating drive screw (18), the frame rotating motor (17) is rotationally connected to the base (11), the frame rotating drive screw (18) is in transmission connection with the frame rotating motor (17), one end of the frame (12) is provided with a frame nut seat (121), the frame nut seat (121) is rotationally connected to the frame (12), and the frame rotating drive screw (18) is in threaded connection with the frame nut seat (121).

4. The variable angle sawing line according to claim 1 characterized in that the top of the base (11) is provided with an arc-shaped rail (14), the bottom of the saw frame (12) is slidably connected with the arc-shaped rail (14), and the saw frame (12) is provided with a moving saw belt (15).

5. The variable angle sawing line according to claim 4, characterized in that a fixed clamp (16) is arranged on the sawing machine (1), the fixed clamp (16) comprises a reference side baffle (161), a movable clamping plate (162) and a movable clamping plate driving oil cylinder (163), the reference side baffle (161) and the movable clamping plate driving oil cylinder (163) are fixed on the top of the machine base (11), and the movable clamping plate (162) is slidably connected to the top of the machine base (11) and connected with the output end of the movable clamping plate driving oil cylinder (163).

6. The variable angle sawing line according to any one of claims 1 to 5, characterized in that a transverse pushing cylinder (31) is arranged on the discharging roller conveyor (3), and a transverse pushing plate (32) is arranged at the output end of the transverse pushing cylinder (31).

7. The variable angle sawing line according to claim 6 characterized in that the side of the outfeed rollerway (3) opposite to the lateral thrust cylinder (31) is provided with a material collecting ramp (32).