CN220698382U - Aluminum bar sawing system - Google Patents

Abstract

The utility model relates to the technical field of aluminum bar sawing, and provides an aluminum bar sawing system which comprises a controller, an automatic feeding sawing device, an aluminum bar pressing device, an aluminum scrap collecting device and a bar head and bar tail collecting device, wherein the automatic feeding sawing device is used for automatically feeding aluminum bars; the automatic feeding sawing device comprises a cutting table, wherein the cutting table is inclined downwards from back to front and is provided with a saw kerf; the supporting table is arranged behind the cutting table, the top of the supporting table is provided with two sliding rails, the sliding rails are connected with the sliding blocks, and the sliding tables are fixed at the tops of the sliding blocks; a feeding hydraulic cylinder is fixed between the two sliding rails, and the front end of a piston rod of the feeding hydraulic cylinder is connected with the rear side of the sliding table; the top of the sliding table is fixedly provided with a cutting motor and is connected with a circular saw blade through a rotating shaft, and the saw blade is positioned on the right side of the sliding table and is opposite to the saw kerf; the left side and the right side of the sawing device are provided with aluminum bar compacting devices, and the piston rods of the compacting cylinders of the aluminum bar compacting devices downwards fix the compacting plates; the controller is electrically connected with the cutting motor, the feeding hydraulic cylinder and the electromagnetic valve of the pressing cylinder. The utility model can realize the efficient, stable and accurate automatic cutting of the aluminum bar, has smooth sawing surface and no pollution of the bar body, and can efficiently and automatically collect aluminum scraps.

Description

Aluminum bar sawing system

Technical Field

The utility model relates to the technical field of aluminum bar sawing, in particular to an aluminum bar sawing system.

Background

After aluminum bar casting on the aluminum liquid casting production line, in order to ensure that the internal components of the whole bar are uniform, each aluminum bar needs to be cut off from the head to the tail, and when each outgoing aluminum bar is ensured to meet the length requirement, the saw cutting surface is required to be flat and smooth, and the bar body is clean and tidy. In the prior art, an artificial aluminum sawing machine is used for sawing aluminum bars, in the mode, a saw blade is inevitably pressed and cut manually, uneven force is used to cause peak staggering table marks of saw sections, the sections are uneven, and a organiser has to polish the bar heads, bar tails of each aluminum bar for the second time, so that the sawing efficiency is low, the sawing precision is low, the labor intensity of the staff is increased, the saw blade is easily damaged, and the service life of the saw blade is shortened; the saw head adopts circulating water cooling in the sawing process to easily cause secondary pollution to the rod body, and the water content of the rod head, the rod tail and saw dust is high, and saw dust or the rod head, the rod tail and the saw dust are frequently returned to the furnace for explosion accidents, so that great potential safety hazards exist.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model provides the aluminum bar sawing system which can realize efficient, stable and accurate automatic cutting of aluminum bars, has smooth sawing surfaces and no pollution to bar bodies, reduces the labor intensity of personnel, prolongs the service life of saw blades and can also efficiently and automatically collect reworked materials such as aluminum scraps.

The technical scheme of the utility model is as follows:

an aluminum bar sawing system comprises a controller, an automatic feeding sawing device, an aluminum bar compacting device, an aluminum scrap collecting device and a bar head and bar tail collecting device;

the automatic feeding sawing device comprises a cutting table 3-1, a supporting table 3-2 and a sliding table 3-3; the cutting table 3-1 is inclined downwards from the rear end to the front end and is provided with a saw kerf 3-13 in the front-rear direction; the supporting table 3-2 is arranged behind the cutting table 3-1, two sliding rails 3-4 are symmetrically arranged on the top left and right, two sliding blocks are connected to each sliding rail 3-4 in a sliding manner, and the sliding tables 3-3 are fixed on the tops of the four sliding blocks; a feeding hydraulic cylinder 3-5 is fixed between the two sliding rails 3-4 at the top of the supporting table 3-2, a feeding piston rod 3-6 of the feeding hydraulic cylinder 3-5 is arranged forward, and the front end of the feeding piston rod is connected with the rear side of the sliding table 3-3; the top of the sliding table 3-3 is fixedly provided with a cutting motor 3-7, the cutting motor 3-7 is connected with a rotating shaft 3-9 through a transmission system, the rotating shaft 3-9 is perpendicular to the saw slit 3-13 and is fixedly connected with a circular saw blade 3-10, and the saw blade 3-10 is positioned on the right side of the sliding table 3-3 and is opposite to the saw slit 3-13;

the left side and the right side of the automatic feeding sawing device are respectively provided with at least one aluminum bar compressing device, the aluminum bar compressing device comprises a compressing supporting seat 3-14 arranged on one side of the supporting table 3-2, a compressing mounting plate 3-15 is arranged on the front side of the top of the compressing supporting seat 3-14, a compressing cylinder 3-16 is fixed on the top of the compressing mounting plate 3-15, and a compressing plate 3-18 is fixed at the bottom end after a compressing piston rod 3-17 of the compressing cylinder 3-16 vertically penetrates through the compressing mounting plate 3-15 downwards;

the aluminum scraps collecting device is arranged behind the saw blade 3-10, and the rod head rod tail collecting device comprises a rod head rod tail collecting box 3-25 arranged in front of the cutting table 3-1;

the controller is electrically connected with the cutting motor 3-7, the electromagnetic valve of the feeding hydraulic cylinder 3-5 and the electromagnetic valve of the compacting cylinder 3-16.

Further, the cutting table 3-1 comprises a left cutting table 3-1-1 and a right cutting table 3-1-2 arranged on the right side of the left cutting table 3-1-1, and a gap is reserved between the left cutting table 3-1-1 and the right cutting table 3-1-2 to form the saw kerf 3-13.

Further, a mounting block 3-26 is fixed in the middle of the rear side of the sliding table 3-3, two first feeding hinge plates which are parallel to each other are fixed on the rear side wall of the mounting block 3-26, a second feeding hinge plate is fixed at the front end of the feeding piston rod 3-6, pin holes with horizontal axes are formed in the first feeding hinge plate and the second feeding hinge plate, and the second feeding hinge plate is located between the two first feeding hinge plates and hinged with the two first feeding hinge plates through a feeding pin shaft.

Further, the transmission system comprises a driving belt pulley 3-11 connected with a rotating shaft of the cutting motor 3-7, the driving belt pulley 3-11 is connected with a driven belt pulley 3-12 through a belt 3-8, the driven belt pulley 3-12 is positioned in front of the driving belt pulley 3-11 and is connected with the rotating shaft 3-9, the rotating shaft 3-9 is supported at the top of the sliding table 3-3 through a bearing, a belt protection cover 3-19 is fixed at the top of the sliding table 3-3, and the belt protection cover 3-19 covers the transmission system.

Further, a saw blade protecting cover 3-20 is fixed on the right side of the sliding table 3-3, and the saw blade protecting cover 3-20 is opened at the front and covers the rear half part of the saw blade 3-10.

Further, the saw blade protective cover 3-20 comprises a bottom protective plate, vertical left protective plates and vertical right protective plates are respectively fixed at the tops of the left side and the right side of the bottom protective plate, the tops of the left protective plate and the right protective plate are connected through a top protective plate, the rear sides of the left protective plate and the right protective plate are connected through a rear protective plate, the top protective plate and the rear protective plate incline downwards from front to back, the top protective plate, the bottom protective plate, the left protective plate, the right protective plate and the rear protective plate are respectively located above, below, left, right and rear of the saw blade 3-10, and the left protective plate is fixed on the right side wall of the sliding table 3-3.

Further, the aluminum chip collecting device comprises an aluminum chip collecting pipe 3-21, the front end of the aluminum chip collecting pipe 3-21 is communicated with the rear side of the bottom of the saw blade protecting cover 3-20, an aluminum chip collecting box 3-22 is communicated with the rear end of the aluminum chip collecting pipe, the aluminum chip collecting pipe 3-21 is inclined downwards from the front end to the rear end, a screen mounting hole is formed in the left side of the top of the aluminum chip collecting box 3-22, a screen 3-23 is fixed in the screen mounting hole, a compressed air nozzle is arranged on the front side of the inner bottom of the saw blade protecting cover 3-20, the air spraying direction of the compressed air nozzle is backwards, and a compressed air source is communicated with the compressed air nozzle.

Further, an access hole is formed in the side wall of the aluminum scraps collecting pipe 3-21, an access cover 3-24 is hinged to the access hole, and an access door is hinged to one side of the aluminum scraps collecting box 3-22.

Further, the saw blade oil cooling system comprises an oil injection kettle, a micro-lubrication oil injection system and two oil gas nozzles, wherein the oil injection kettle is connected with the micro-lubrication oil injection system, the micro-lubrication oil injection system is connected with the oil gas nozzles through an oil gas mixing pipe, the two oil gas nozzles are fixed at the top of the front end of the saw blade protective cover 3-20 and face the saw blade 3-10, an electromagnetic pulse valve is arranged on the oil gas mixing pipe, and the controller is electrically connected with the electromagnetic pulse valve.

Further, the aluminum bar conveying system comprises a front conveying section, a middle conveying section and a rear conveying section which are sequentially arranged from left to right, each conveying section is a roller conveying system, each roller conveying system comprises a rectangular frame 2-1 and a plurality of carrier rollers 2-2 arranged on the frame 2-1, the left cutting table 3-1-1 is arranged at the right end of the frame 2-1 of the front conveying section, the right cutting table 3-1-2 is arranged at the left end of the frame 2-1 of the middle conveying section, two aluminum bar pressing devices are respectively arranged at the left side and the right side of the automatic feeding sawing device, the four aluminum bar pressing devices are distributed along the conveying direction of the aluminum bars, a pressing supporting seat 3-14 of each aluminum bar pressing device is positioned at one side of the frame 2-1 of the corresponding conveying section, and a pressing piston rod 3-17 is positioned above a central carrier roller between 2-2; the two compaction cylinders 3-16 on each side are connected with an electromagnetic valve, each electromagnetic valve is electrically connected with the controller, and the controller is used for controlling the compaction piston rods 3-17 of the two compaction cylinders 3-16 to synchronously extend or synchronously retract by controlling the electromagnetic valves of the two compaction cylinders 3-16 on the same side.

The beneficial effects of the utility model are as follows:

(1) According to the automatic feeding saw cutting device, the two sliding rails are arranged at the top of the supporting table at the rear of the cutting table, the sliding tables are fixed at the tops of the sliding blocks in the two sliding rails, the sliding tables are connected with the feeding piston rod of the rear feeding hydraulic cylinder, the cutting motor is arranged at the top of the sliding tables, the cutting motor is connected with the rotating shaft through the transmission system, the rotating shaft is connected with the circular saw blade, the saw blade is arranged at one side of the sliding tables and is opposite to the saw blade on the cutting table to form the automatic feeding saw cutting device, meanwhile, the aluminum bar pressing device comprising the pressing cylinder and the pressing piston rod bottom fixing pressing plate of the pressing cylinder is arranged at the left side and the right side of the automatic feeding saw cutting device, the controller is electrically connected with the cutting motor, the feeding hydraulic cylinder and the electromagnetic valve of the pressing cylinder, and the aluminum chip collecting device and the rod tail collecting device are arranged, the automatic stable feeding of the saw blade can be realized through the controller controlling the extension or the retraction of the feeding piston rod of the feeding hydraulic cylinder, the automatic stable feeding of the saw blade is realized through the controller controlling the rotating shaft to rotate, the automatic stable rotary cutting of the saw blade is realized through the controller controlling the extension or retraction of the pressing piston rod of the pressing cylinder to realize the automatic stable pressing of the aluminum bar, the rod to prevent the aluminum bar from sliding and rolling and falling during the saw cutting process, the automatic saw cutting of the aluminum bar is realized, the automatic stable, the labor bar is stable, the quality is not required to be ground, and the automatic saw bar is easy to be easy, and the quality and has the quality and can be reduced, and can be automatically and easily cut.

(2) According to the utility model, the saw blade protective cover which is opened at the front side and covers the rear half part of the saw blade is fixed on the right side of the sliding table, the aluminum chip collecting pipe which is inclined downwards from front to back is communicated with the rear side of the bottom of the saw blade protective cover, the aluminum chip collecting box is communicated with the rear end of the aluminum chip collecting pipe, the screen is fixed on the left side of the top of the aluminum chip collecting box to form the aluminum chip collecting device, meanwhile, the compressed air nozzle with the backward air injection direction is arranged on the front side of the bottom in the saw blade protective cover, so that the aluminum chip gas mixture can be rolled up and sent to the aluminum chip collecting box through the aluminum chip collecting pipe by utilizing high-speed circulation generated by high-speed rotation of the saw blade, and air flow is discharged through the screen above the aluminum chip collecting box, so that the aluminum chip is retained in the box, and the automatic separation of the air and the aluminum chip is realized, and the efficient and automatic collection of the aluminum chip are realized.

(3) According to the utility model, the saw blade oil cooling system comprising the oiling kettle, the micro lubrication oil injection system and the two oil gas nozzles is arranged, the two oil gas nozzles are fixed at the top of the front end of the saw blade protective cover and face the saw blade, the electromagnetic pulse valve of the oil gas mixing pipe is electrically connected with the controller, so that pulse type timing oil injection can be realized to automatically, regularly and rapidly lubricate and cool the saw blade, the safety and the high efficiency are realized, the service life of the saw blade is prolonged, the pollution of the rod body, the rod head, the rod tail and the aluminum scraps are avoided, the problems that the rod head, the rod tail and the saw scraps are frequently caused by secondary pollution of the rod body in the existing circulating water cooling mode, the explosion accident of the rod head, the rod tail or the saw scraps in a furnace is caused when the water content of the saw scraps is large, and the ground water is accumulated, so that the ground sanitation is difficult to be maintained and personnel is damaged are solved, and the safety of the subsequent recycling and processing of the aluminum rod reclaimed materials is improved.

Drawings

Fig. 1 is a top view of an aluminum bar sawing system according to the first embodiment of the utility model with aluminum scrap collecting device, bar head and bar tail collecting device, belt guard and saw blade guard removed.

Fig. 2 is a side view of an aluminum bar pressing device in an aluminum bar sawing system according to the first embodiment of the utility model.

Fig. 3 is a top view of the aluminum flake collection device, belt guard, saw blade guard of fig. 1 with the addition of the same.

Fig. 4 is a side view of the aluminum bar sawing system of the first embodiment of the utility model at the connection position of the saw blade and the saw blade protecting cover and the aluminum scrap collecting pipe.

Fig. 5 is a schematic diagram of an aluminum bar sawing system according to the second embodiment after being installed in an aluminum bar conveying system.

In the figure, 2-1-frames and 2-carrier rollers; 3-1-cutting table, 3-1-left cutting table, 3-1-2-right cutting table, 3-2-supporting table, 3-slipway, 3-4-slide rail, 3-5-feeding hydraulic cylinder, 3-6-feeding piston rod, 3-7-cutting motor, 3-8-belt, 3-9-rotation axis, 3-10-saw blade, 3-11-driving pulley, 3-12-driven pulley, 3-13-kerf, 3-14-compressing supporting seat, 3-15-compressing mounting plate, 3-16-compressing cylinder, 3-17-compressing piston rod, 3-18-compressing plate, 3-19-belt shield, 3-20-saw blade shield, 3-21-aluminum dust collecting box, 3-22-aluminum dust collecting box, 3-23-screen, 3-24-access cover, 3-25-rod head rod tail collecting box, 3-26-mounting block.

Detailed Description

The utility model will be further described with reference to the drawings and detailed description.

What needs to be specifically stated is: the "left" and "right" in the present utility model are the conveying directions of the aluminum bars, and the "front" and "rear" directions are the horizontal directions perpendicular to the conveying directions of the aluminum bars, and are the "left", "right", "lower" and "upper" directions in fig. 1, respectively, only for convenience of describing the present utility model and simplifying the description, and are not indicative of or implying that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The aluminum bar sawing system comprises a controller, an automatic feeding sawing device, an aluminum bar compacting device, an aluminum scrap collecting device and a bar head and bar tail collecting device.

In the first embodiment, referring to fig. 1, the automatic feeding sawing device comprises a cutting table 3-1, a supporting table 3-2 and a sliding table 3-3; the cutting table 3-1 is inclined downwards from the rear end to the front end and is provided with a saw kerf 3-13 in the front-rear direction; the supporting table 3-2 is arranged behind the cutting table 3-1, two sliding rails 3-4 are symmetrically arranged on the top left and right, two sliding blocks are connected to each sliding rail 3-4 in a sliding manner, and the sliding tables 3-3 are fixed on the tops of the four sliding blocks; a feeding hydraulic cylinder 3-5 is fixed between the two sliding rails 3-4 at the top of the supporting table 3-2, a feeding piston rod 3-6 of the feeding hydraulic cylinder 3-5 is arranged forward, and the front end of the feeding piston rod is connected with the rear side of the sliding table 3-3; the top of the sliding table 3-3 is fixedly provided with a cutting motor 3-7, the cutting motor 3-7 is connected with a rotating shaft 3-9 through a transmission system, the rotating shaft 3-9 is perpendicular to the saw slit 3-13 and is fixedly connected with a circular saw blade 3-10, and the saw blade 3-10 is positioned on the right side of the sliding table 3-3 and is opposite to the saw slit 3-13.

Referring to fig. 1, in the first embodiment, an aluminum bar pressing device is disposed on both the left and right sides of the automatic feeding sawing device. Referring to fig. 2, the aluminum bar pressing device comprises a pressing support seat 3-14 arranged on one side of the support table 3-2, a pressing mounting plate 3-15 is arranged on the front side of the top of the pressing support seat 3-14, a pressing cylinder 3-16 is fixed on the top of the pressing mounting plate 3-15, and a pressing plate 3-18 is fixed on the bottom end of a pressing piston rod 3-17 of the pressing cylinder 3-16 vertically penetrates through the pressing mounting plate 3-15 downwards.

The aluminium scrap collecting device is arranged behind the saw blade 3-10. The rod head and rod tail collecting device comprises a rod head and rod tail collecting box 3-25 arranged in front of the cutting table 3-1, the cutting table 3-1 is inclined downwards from the rear end to the front end, the inclination is preferably 30 degrees, so that the rod head and rod tail generated by cutting can smoothly roll down from the cutting table 3-1 into the rod head and rod tail collecting box 3-25 in front, automatic collection of the regenerated materials of the rod head and the rod tail is realized, and resources are saved.

The controller is electrically connected with the cutting motor 3-7, the electromagnetic valve of the feeding hydraulic cylinder 3-5 and the electromagnetic valve of the compacting cylinder 3-16.

According to the aluminum bar sawing system, the controller, the automatic feeding sawing device, the aluminum bar compressing device, the aluminum chip collecting device and the bar head and bar tail collecting device are arranged, the feeding piston rod 3-6 of the feeding hydraulic cylinder 3-5 is controlled by the controller to extend or retract to realize automatic stable feeding of the saw blade 3-10, the cutting motor 3-7 is controlled by the controller to drive the rotating shaft 3-9 to rotate to realize automatic stable rotation cutting of the saw blade 3-10, the compressing piston rod 3-17 of the compressing cylinder 3-16 is controlled by the controller to extend or retract to realize automatic stable compression of the compressing plate 3-18 on the aluminum bar so as to prevent the bar body from sliding and rolling in the sawing process, high-efficiency, stable and accurate automatic cutting of the aluminum bar is realized, the sawing surface is smooth and smooth without secondary grinding, the labor intensity of personnel is reduced, the saw blade is not easy to damage, the service life of the saw blade is prolonged, automatic collection of reclaimed materials such as aluminum chips, bar head and bar tail is also realized, and resources are saved.

In the first embodiment, the cutting table 3-1 includes a left cutting table 3-1-1 and a right cutting table 3-1-2 disposed on the right of the left cutting table 3-1-1, and a gap is left between the left cutting table 3-1-1 and the right cutting table 3-1-2 to form the kerf 3-13.

Referring to fig. 1, in the first embodiment, a mounting block 3-26 is fixed in the middle of the rear side of the sliding table 3-3, two first feeding hinge plates parallel to each other are fixed on the rear side wall of the mounting block 3-26, a second feeding hinge plate is fixed at the front end of the feeding piston rod 3-6, pin holes with horizontal axes are formed in the first feeding hinge plate and the second feeding hinge plate, and the second feeding hinge plate is located between the two first feeding hinge plates and hinged with the two first feeding hinge plates through a feeding pin shaft. The above hinging mode of the feeding hydraulic cylinder 3-5 and the sliding table 3-3 ensures that the feeding piston rod 3-6 stretches and contracts more stably, and can buffer the transmission of vibration generated in the process of sawing the aluminum bar by the saw blade 3-10 to the piston rod 3-6, thereby avoiding damage to the piston rod 3-6.

Referring to fig. 1, in the first embodiment, the transmission system includes a driving pulley 3-11 connected to a rotating shaft of the cutting motor 3-7, the driving pulley 3-11 is connected to a driven pulley 3-12 through a belt 3-8, the driven pulley 3-12 is located in front of the driving pulley 3-11 and connected to the rotating shaft 3-9, and the rotating shaft 3-9 is supported on the top of the sliding table 3-3 through a bearing. Referring to fig. 3, a belt protection cover 3-19 is fixed on the top of the sliding table 3-3, and the belt protection cover 3-19 covers the transmission system.

In a first embodiment, the automatic feeding sawing device comprises a cutting driving system and a feeding driving translation system. The cutting driving system comprises a cutting motor 3-7, a driving belt pulley 3-11, a belt 3-8, a driven belt pulley 3-12, a rotating shaft 3-9 and a saw blade 3-10. The cutting motor 3-7 is an asynchronous motor Y180M-418.5KW, the driving belt pulley 3-11 is DS-14-27/1, the driven belt pulley 3-12 is 140-4-42, the output shaft of the cutting motor 3-7 is connected with the driving belt pulley 3-11 through a key slot, the driving belt pulley 3-11 is connected with the driven belt pulley 3-12 through four B-shaped belts 3-8, the driven belt pulley 3-12 is connected with the left end of the rotating shaft 3-9 through a key slot, the rotating shaft 3-9 is sleeved into the four discs 6201 bearing and is arranged in the bearing chamber, the right end of the rotating shaft 3-9 is sleeved with a saw blade 3-10 with the diameter of 500mm and made of alloy, and the right end of the rotating shaft 3-9 is tightly fixed by the saw blade 3-10 through a pressing plate and a locking wire, so that the cutting motor 3-7 drives the saw blade 3-10 to rotate at a uniform speed. The feed driving translation system comprises a supporting table 3-2, a sliding table 3-3, a sliding rail 3-4, a sliding block and a feed hydraulic cylinder 3-5. The sliding rails 3-4 are linear guide rails, the feeding hydraulic cylinder 3-5 is a 250mm stroke hydraulic cylinder, four sliding blocks are respectively distributed at four corners of the bottom of the sliding table 3-3, and the feeding hydraulic cylinder 3-5 stretches to drive two groups of sliding blocks to respectively slide on the two sliding rails 3-4 in parallel, so that a feeding platform, namely the sliding table 3-3, is controlled to stably move forwards or backwards.

In the aluminum bar sawing system, the structure of the electromagnetic valve of the feeding hydraulic cylinder 3-5 and the connection relation between the electromagnetic valve and the feeding hydraulic cylinder 3-5 are structures known in the art, so long as the controller can control the feeding piston rod 3-6 to extend or retract by controlling the electromagnetic valve of the feeding hydraulic cylinder 3-5. In the embodiment, the aluminum bar sawing system is provided with a hydraulic power system, wherein the hydraulic power system comprises a hydraulic station, a 18.5KW driving motor and a hydraulic pump, and the 18.5KW driving motor drives the hydraulic pump to pump hydraulic oil from the hydraulic station to a feeding hydraulic cylinder 3-5; the electromagnetic valve of the feeding hydraulic cylinder 3-5 is an electromagnetic reversing valve, the model is DSG-03-3C2-D24-N1-50, specifically, the liquid outlet of the hydraulic pump is connected with the electromagnetic reversing valve through a first feeding oil pipe, and the electromagnetic reversing valve is connected with the rodless cavity and the rod-containing cavity of the feeding hydraulic cylinder 3-5 through a second feeding oil pipe and a third feeding oil pipe respectively.

Regarding the aluminum bar compressing device, at least one aluminum bar compressing device is arranged on the left side and the right side of the automatic feeding sawing device, the left side of the aluminum bar compressing device is used for compressing the left side of the aluminum bar head when the aluminum bar head is cut, and the right side of the aluminum bar compressing device is used for compressing the right side of the aluminum bar tail when the aluminum bar tail is cut. In the first embodiment, each side of the automatic feeding sawing device is provided with an aluminum bar compressing device, and the compressing plates 3-18 are horizontal and circular, so that the aluminum bars can be stably compressed.

In a second embodiment of the utility model, in order to increase the effect of each side of the bar, each side of the automatic feeding sawing device is provided with two aluminum bar pressing devices. In a second embodiment, the aluminum bar sawing system is used for sawing aluminum bars on an aluminum bar conveying system, referring to fig. 5, the aluminum bar conveying system comprises a front sawing conveying section, a middle sawing conveying section and a rear sawing conveying section which are sequentially arranged from left to right, each conveying section is a roller conveying system, the roller conveying system comprises a rectangular frame 2-1 and a plurality of carrier rollers 2-2 arranged on the frame 2-1, the bottoms of the frame 2-1 are supported on the ground through supporting legs, the carrier rollers 2-2 are sequentially arranged in parallel from left to right, two ends of a rotating shaft of the carrier roller 2-2 are respectively supported at the top of the front side and the rear side of the frame 2-1 through bearings, the carrier rollers 2-2 are driven by a conveying motor to drive a chain transmission system to rotate, the aluminum bars to be cut are fed to the aluminum bar conveying system from the front sawing conveying section, and the aluminum bars are positioned on the carrier rollers 2-2, and the conveying directions of the aluminum bars are the same as the axis directions of the aluminum bars; the left cutting table 3-1-1 is arranged at the right end of the frame 2-1 of the front conveying section of the saw, the right cutting table 3-1-2 is arranged at the left end of the frame 2-1 of the middle conveying section of the saw, two aluminum bar compressing devices are respectively arranged at the left side and the right side of the automatic feeding sawing device, the four aluminum bar compressing devices are distributed along the conveying direction of the aluminum bars, a compressing supporting seat 3-14 of each aluminum bar compressing device is positioned at one side of the frame 2-1 of the corresponding conveying section, and a compressing piston rod 3-17 is positioned above a central connecting line between the carrier rollers 2-2; the two compaction cylinders 3-16 on each side are connected with an electromagnetic valve, each electromagnetic valve is electrically connected with the controller, and the controller is used for controlling the compaction piston rods 3-17 of the two compaction cylinders 3-16 on the same side to synchronously extend or synchronously retract by controlling the electromagnetic valves of the two compaction cylinders 3-16 on the same side so as to compact or loosen the aluminum bars below the corresponding positions, and the automatic feeding sawing device is assisted to cut more stably.

In the aluminum bar sawing system, the structure of the electromagnetic valve of the pressing cylinder 3-16 and the connection relation between the electromagnetic valve and the pressing cylinder 3-16 are structures known in the art, so long as the controller can control the pressing piston rod 3-17 to extend or retract by controlling the electromagnetic valve of the pressing cylinder 3-16. The aluminum bar sawing system is provided with a compressed air system, the compressed air system comprises a 7.5KW driving motor and an air pump, the 7.5KW driving motor drives the air pump to compress air and then the air is supplied to the compression cylinder 3-16, and the air pressure reaches 0.6KPa; the compressing air cylinder 3-16 is 200 x 200, the electromagnetic valve of the compressing air cylinder 3-16 is a three-position five-air electromagnetic valve, the model is 4V430C-15, specifically, the air outlet of the air pump is connected with the pneumatic electromagnetic valve through the first compressing air pipe, and the pneumatic electromagnetic valve is connected with the rodless cavity and the rod-containing cavity of the compressing air cylinder 3-16 through the second compressing air pipe and the third compressing air pipe respectively.

The aluminum scraps collecting device is used for collecting aluminum scraps generated by cutting the aluminum bars. Specifically, referring to fig. 3, in the first embodiment, a saw blade protecting cover 3-20 is fixed to the right side of the sliding table 3-3, and the saw blade protecting cover 3-20 is opened at the front and covers the rear half of the saw blade 3-10. Specifically, the saw blade protecting cover 3-20 comprises a bottom protecting plate, wherein vertical left protecting plates and vertical right protecting plates are respectively fixed at the tops of the left side and the right side of the bottom protecting plate, the tops of the left protecting plate and the right protecting plate are connected through a top protecting plate, the rear sides of the left protecting plate and the right protecting plate are connected through a rear protecting plate, the top protecting plate and the rear protecting plate incline downwards from front to back, the top protecting plate, the bottom protecting plate, the left protecting plate, the right protecting plate and the rear protecting plate are respectively positioned above, below, left, right and rear of the saw blade 3-10, and the left protecting plate is fixed on the right side wall of the sliding table 3-3; semicircular grooves are formed in the middle of the front sides of the left protection plate and the right protection plate, and the left protection plate and the right protection plate are located on the outer sides of the rotating shafts 3-9. Referring to fig. 3, the aluminum chip collecting device comprises an aluminum chip collecting pipe 3-21, the front end of the aluminum chip collecting pipe 3-21 is communicated with the rear side of the bottom of the saw blade protecting cover 3-20, an aluminum chip collecting box 3-22 is communicated with the rear end of the aluminum chip collecting pipe, the aluminum chip collecting pipe 3-21 is inclined downwards from the front end to the rear end, a screen mounting hole is formed in the left side of the top of the aluminum chip collecting box 3-22, a screen 3-23 is fixed in the screen mounting hole, a compressed air nozzle is arranged on the front side of the inner bottom of the saw blade protecting cover 3-20, the air spraying direction of the compressed air nozzle faces backwards, and a compressed air source is communicated with the compressed air nozzle. In the first embodiment, the aluminum scrap collecting pipe 3-21 is a 150mm seamless steel pipe with the length of 1200mm, the part of the seamless steel pipe connected with the saw blade protecting cover 3-20 is 100mm higher than the part entering the aluminum scrap collecting box 3-22, the opening at the bottom of the saw blade protecting cover 3-20 is opposite to the direction of the discharge outlet, and is connected with the compressed air inlet, the compressed air system conveys compressed air to the compressed air nozzle through the compressed air PVC pipe, so that the aluminum scrap gas mixture can be rolled and conveyed to the aluminum scrap collecting box 3-22 through the aluminum scrap collecting pipe 3-21 by utilizing high-speed circulation generated by the high-speed rotation of the saw blade 3-10, and air flow is discharged through the screen 3-23 above the aluminum scrap collecting box 3-22, so that the aluminum scrap is retained in the box body, the automatic separation of the air and the aluminum scrap is realized, and the high-efficiency and automatic collection of the aluminum scrap are realized.

Referring to fig. 4, in the first embodiment, the side wall of the aluminum scrap collecting pipe 3-21 is provided with an access hole, the access hole is hinged with an access cover 3-24, and the access hole can be opened and closed at any time, so that the aluminum scrap collecting pipe 3-21 can be conveniently inspected and dredged in daily life; the aluminum scrap collecting box 3-22 is formed by welding a 10mm steel plate, and an access door is hinged to one side of the aluminum scrap collecting box, so that daily saw dust can be cleaned conveniently; the screen 3-23 is rectangular and is positioned at the left half part of the top of the aluminum scraps collecting box 3-22.

In the first embodiment, the aluminum bar sawing system comprises a saw blade oil cooling system, wherein the saw blade oil cooling system comprises an oil injection kettle, a micro lubrication oil injection system and two oil gas nozzles, the micro lubrication oil injection system is an external oil injection system ACCU-LUBE, the oil injection kettle is connected with the micro lubrication oil injection system, the micro lubrication oil injection system is connected with the oil gas nozzles through an oil gas mixing pipe, the two oil gas nozzles are fixed at the top of the front end of the saw blade protective cover 3-20 and face the saw blade 3-10, an electromagnetic pulse valve is arranged on the oil gas mixing pipe, and the controller is electrically connected with the electromagnetic pulse valve. The cutting fluid in the oiling kettle realizes pulse type timing oil injection through the external oil injection system, the oil way and the gas way are transported to the oil gas nozzle through the double-layer oil gas mixing pipe, the liquid-gas mixing is realized at the nozzle, the spraying is just opposite to the saw teeth, the saw blade 3-10 can be automatically, regularly and rapidly lubricated and cooled, the safety and the high efficiency are realized, the service life of the saw blade 3-10 is prolonged, the pollution of the rod body, the rod head, the rod tail and the water content of aluminum scraps are avoided, the technical problems that the rod head, the rod tail and the water content of the saw scraps are large due to secondary pollution of the rod body in the existing circulating water cooling mode, the rod head, the rod tail or the saw scraps are frequently generated during the blast accident of returning to the furnace, and the ground water is caused to cause the ground sanitation to be difficult to be maintained and personnel to fall injury are solved, and the safety of the subsequent recycling and processing of the aluminum rod reworked materials is improved.

In a second embodiment of the present utility model, the aluminum bar sawing system is provided with a control panel, where the control panel is provided with a left pressing bar lifting knob, a right pressing bar lifting knob, a sawing switch knob, and a sawing advance and retreat knob, the left pressing bar lifting knob, the right pressing bar lifting knob, the sawing switch knob, and the sawing advance and retreat knob are electrically connected with the controller, the left pressing bar lifting knob sends a left pressing bar lifting instruction when rotating to one side, sends a left pressing bar descending instruction when rotating to the other side, sends a right pressing bar lifting instruction when rotating to one side, sends a right pressing bar descending instruction to the controller when rotating to the other side, and sends a sawing off instruction to the controller when rotating to one side, and sends a sawing in instruction to the controller when rotating to the other side. The operator realizes the compaction, sawing and feeding control of the aluminum bar by controlling the left pressing bar lifting knob, the right pressing bar lifting knob, the sawing switch knob and the sawing advance and retreat knob.

The working process of the utility model is described below with reference to the accompanying drawings:

(1) Conveying before rod head sawing: the front sawing conveying section conveys the aluminum bar to be cut to the position of the bar head at the cutting table 3-1;

(2) Left pressing bar: the left pressing rod lifting knob is controlled to send a left pressing rod descending instruction to the controller, and the controller controls the pressing piston rods 3-17 of the two pressing cylinders 3-16 on the left side of the cutting table 3-1 to synchronously extend out to drive the pressing plates 3-18 to move downwards to press the left of the aluminum rod head;

(3) Sawing: the sawing switch knob is controlled to send sawing instructions to the controller, and the controller controls the cutting motor 3-7 to start to drive the saw blade 3-10 to rotate;

(4) Sawing in and cutting the rod head: the control saw advance and retreat knob sends a sawing instruction to the controller, the controller controls the feed piston rod 3-6 of the feed hydraulic cylinder 3-5 to extend forwards by controlling the electromagnetic valve of the feed hydraulic cylinder 3-5, the sliding table 3-3 is pushed to slide forwards along the two sliding rails 3-4, the saw blade 3-10 rotates at a high speed to saw the rod head while feeding, the saw-cut rod head rolls into the rod head rod tail collecting box 3-25 in front along the gradient of the cutting table 3-1, and aluminum scraps generated by sawing flow through the aluminum scraps collecting box 3-22 by the high-speed flow of the aluminum scraps collecting device, which are generated by the high-speed rotation operation of the saw blade 3-10, are collected into the aluminum scraps collecting box 3-21;

(5) Sawing and backing: after the cutting of the club head is finished, the saw advancing and retreating knob is controlled to send a saw retreating instruction to the controller, and the controller controls the feeding piston rod 3-6 of the hydraulic cylinder 3-5 to retract backwards so as to enable the saw blade 3-10 to retreat and return to a position;

(6) Left pine stick: the left pressing rod lifting knob is controlled to send a left pressing rod lifting instruction to the controller, and the controller controls the pressing piston rods 3-17 of the two pressing cylinders 3-16 on the left side to retract synchronously, so that the aluminum rod is loosened;

(7) Conveying the rod tail before sawing: the front conveying section of the saw and the middle conveying section of the saw together convey the aluminum rod to the tail of the rod and are positioned at the cutting table 3-1;

(8) Right pressing bar: the right pressing rod lifting knob is controlled to send a right pressing rod descending instruction to the controller, and the controller controls the pressing piston rods 3-17 of the two pressing cylinders 3-16 on the right side of the cutting table 3-1 to synchronously extend out to drive the pressing plates 3-18 to move downwards to press the right of the tail of the aluminum rod;

(9) Sawing in and cutting rod tails: the saw advancing and retreating knob is controlled to enable the saw blade 3-10 to advance, meanwhile, the saw blade 3-10 rotates at a high speed to saw the bar tail, the saw cut bar tail rolls into the bar head bar tail collecting box 3-25 in front along the gradient of the cutting table 3-1, aluminum scraps generated by saw cutting are collected into the aluminum scraps collecting box 3-22 through the aluminum scraps collecting device by utilizing the high-speed spindle generated by the high-speed rotation of the saw blade 3-10 through the aluminum scraps collecting pipe 3-21;

(10) Sawing and backing: after the tail of the rod is cut, the saw advance and retreat knob is controlled to retreat and return the saw blade 3-10;

(11) Right pine stick: the right pressing rod lifting knob is controlled to send a right pressing rod lifting instruction to the controller, and the controller controls the pressing piston rods 3-17 of the two pressing cylinders 3-16 on the right side to retract synchronously, so that the aluminum rod is loosened;

(12) And (5) conveying after rod tail sawing: after the tail of the rod is cut, the conveying section in the saw and the conveying section after the saw convey the aluminum rod rightwards, and the conveying section in the saw and the conveying section after the saw respectively carry out the identification, classification and collection of the subsequent waste rod and the finished rod.

The rod head is a part at the right end of the aluminum rod, and the rod tail is a part at the left end of the aluminum rod.

It should be apparent that the above-described embodiments are merely some, but not all, embodiments of the present utility model. The above examples are only for explaining the present utility model and do not limit the scope of the present utility model. Based on the above embodiments, all other embodiments, i.e. all modifications, equivalents and improvements made within the spirit and principles of the present application, which are obtained by persons skilled in the art without making creative efforts are within the scope of the present utility model claimed.

Claims (10)

1. The aluminum bar sawing system is characterized by comprising a controller, an automatic feeding sawing device, an aluminum bar compressing device, an aluminum scrap collecting device and a bar head and bar tail collecting device;

the automatic feeding sawing device comprises a cutting table (3-1), a supporting table (3-2) and a sliding table (3-3); the cutting table (3-1) is inclined downwards from the rear end to the front end and is provided with a saw kerf (3-13) in the front-rear direction; the supporting table (3-2) is arranged behind the cutting table (3-1), two sliding rails (3-4) are symmetrically arranged at the top left and right, two sliding blocks are connected to each sliding rail (3-4) in a sliding manner, and the sliding tables (3-3) are fixed at the tops of the four sliding blocks; a feeding hydraulic cylinder (3-5) is fixed between the two sliding rails (3-4) at the top of the supporting table (3-2), a feeding piston rod (3-6) of the feeding hydraulic cylinder (3-5) is arranged forwards, and the front end of the feeding piston rod is connected with the rear side of the sliding table (3-3); the cutting machine is characterized in that a cutting motor (3-7) is fixed at the top of the sliding table (3-3), the cutting motor (3-7) is connected with a rotating shaft (3-9) through a transmission system, the rotating shaft (3-9) is perpendicular to the saw slit (3-13) and is fixedly connected with a circular saw blade (3-10), and the saw blade (3-10) is positioned on the right side of the sliding table (3-3) and is opposite to the saw slit (3-13);

the automatic feeding sawing device comprises a supporting table (3-2), wherein the left side and the right side of the automatic feeding sawing device are respectively provided with an aluminum bar compressing device, the aluminum bar compressing devices comprise compressing supporting seats (3-14) arranged on one side of the supporting table (3-2), compressing mounting plates (3-15) are arranged on the front sides of the tops of the compressing supporting seats (3-14), compressing air cylinders (3-16) are fixed on the tops of the compressing mounting plates (3-15), and compressing piston rods (3-17) of the compressing air cylinders (3-16) vertically penetrate through the compressing mounting plates (3-15) downwards, and then compressing plates (3-18) are fixed at the bottom ends of the compressing piston rods;

the aluminum scraps collecting device is arranged behind the saw blade (3-10), and the rod head rod tail collecting device comprises a rod head rod tail collecting box (3-25) arranged in front of the cutting table (3-1);

the controller is electrically connected with the cutting motor (3-7), the electromagnetic valve of the feeding hydraulic cylinder (3-5) and the electromagnetic valve of the compressing cylinder (3-16).

2. Aluminium bar sawing system according to claim 1, characterized in that the cutting table (3-1) comprises a left cutting table (3-1-1), a right cutting table (3-1-2) arranged right to the left cutting table (3-1-1), a gap being left between the left cutting table (3-1-1) and the right cutting table (3-1-2) to form the kerf (3-13).

3. The aluminum bar sawing system according to claim 1, wherein a mounting block (3-26) is fixed in the middle of the rear side of the sliding table (3-3), two first feeding hinge plates parallel to each other are fixed on the rear side wall of the mounting block (3-26), a second feeding hinge plate is fixed at the front end of the feeding piston rod (3-6), pin holes with horizontal axes are formed in the first feeding hinge plate and the second feeding hinge plate, and the second feeding hinge plate is located between the two first feeding hinge plates and hinged with the two first feeding hinge plates through a feeding pin shaft.

4. Aluminium bar sawing system according to claim 1, characterized in that the transmission system comprises a driving pulley (3-11) connected with the rotating shaft of the cutting motor (3-7), the driving pulley (3-11) is connected with a driven pulley (3-12) through a belt (3-8), the driven pulley (3-12) is located in front of the driving pulley (3-11) and is connected with the rotating shaft (3-9), the rotating shaft (3-9) is supported at the top of the sliding table (3-3) through a bearing, a belt protection cover (3-19) is fixed at the top of the sliding table (3-3), and the belt protection cover (3-19) covers the transmission system.

5. Aluminium bar sawing system according to claim 1, characterized in that a blade guard (3-20) is fixed to the right side of the sliding table (3-3), which blade guard (3-20) is open in front and covers the rear half of the saw blade (3-10).

6. The aluminum bar sawing system according to claim 5, wherein the saw blade protecting cover (3-20) comprises a bottom protecting plate, vertical left protecting plates and vertical right protecting plates are respectively fixed at the tops of the left side and the right side of the bottom protecting plate, the tops of the left protecting plate and the right protecting plate are connected through a top protecting plate, the tops of the left protecting plate and the right protecting plate are connected through a rear protecting plate, the top protecting plate and the rear protecting plate incline downwards from front to back, the top protecting plate, the bottom protecting plate, the left protecting plate, the right protecting plate and the rear protecting plate are respectively positioned above, below, left, right and rear of the saw blade (3-10), and the left protecting plate is fixed on the right side wall of the sliding table (3-3).

7. The aluminum bar sawing system according to claim 5, wherein the aluminum chip collecting device comprises an aluminum chip collecting pipe (3-21), the front end of the aluminum chip collecting pipe (3-21) is communicated with the rear side of the bottom of the saw blade protecting cover (3-20), an aluminum chip collecting box (3-22) is communicated with the rear end of the aluminum chip collecting pipe, the aluminum chip collecting pipe (3-21) is inclined downwards from the front end to the rear end, a screen mounting hole is formed in the left side of the top of the aluminum chip collecting box (3-22), a screen (3-23) is fixed in the screen mounting hole, a compressed air nozzle is arranged on the front side of the inner bottom of the saw blade protecting cover (3-20), and the compressed air nozzle is communicated with a compressed air source in a jet direction of the compressed air nozzle.

8. The aluminum bar sawing system as claimed in claim 7, wherein the side wall of the aluminum scrap collecting pipe (3-21) is provided with an access opening, the access opening is hinged with an access cover (3-24), and one side of the aluminum scrap collecting box (3-22) is hinged with an access door.

9. The aluminum bar sawing system according to claim 5, comprising a saw blade oil cooling system, wherein the saw blade oil cooling system comprises an oil injection kettle, a micro-lubrication oil injection system and two oil gas nozzles, the oil injection kettle is connected with the micro-lubrication oil injection system, the micro-lubrication oil injection system is connected with the oil gas nozzles through an oil gas mixing pipe, the two oil gas nozzles are fixed at the top of the front end of the saw blade protective cover (3-20) and face the saw blade (3-10), an electromagnetic pulse valve is arranged on the oil gas mixing pipe, and the controller is electrically connected with the electromagnetic pulse valve.

10. The aluminum bar sawing system according to claim 2, characterized in that the aluminum bar sawing system comprises a front sawing conveying section, an middle sawing conveying section and a rear sawing conveying section which are sequentially arranged from left to right, each conveying section is a roller conveying system, the roller conveying system comprises a rectangular frame (2-1) and a plurality of carrier rollers (2-2) arranged on the frame (2-1), the left cutting table (3-1-1) is arranged at the right end of the frame (2-1) of the front sawing conveying section, the right cutting table (3-1-2) is arranged at the left end of the frame (2-1) of the middle sawing conveying section, two aluminum bar pressing devices are respectively arranged at the left side and the right side of the automatic feeding sawing device, the four aluminum bar pressing devices are distributed along the conveying direction of the aluminum bar, pressing support seats (3-14) of each aluminum bar pressing device are positioned at one side of the frame (2-1) of the corresponding conveying section, and the pressing support rollers (3-17) are positioned above connecting lines between the centers of the carrier rollers (2-2); the two compaction cylinders (3-16) on each side are connected with an electromagnetic valve, each electromagnetic valve is electrically connected with the controller, and the controller is used for controlling the compaction piston rods (3-17) of the two compaction cylinders (3-16) on the same side to synchronously extend or synchronously retract by controlling the electromagnetic valves of the two compaction cylinders (3-16).