CN215392688U - Special angle milling machine of aluminium ingot - Google Patents

Abstract

The utility model discloses an angle milling machine special for aluminum ingots, and belongs to the technical field of machine tools. The milling machine comprises a machine body, a sliding seat, a stand column and a milling spindle box, wherein a machine body guide rail is arranged at the top of the machine body, the sliding seat is placed on the machine body guide rail, and one side in the machine body is connected with a rack; the upright post is vertically arranged on the sliding seat, a rotary seat of the milling spindle box is connected to the rectangular guide rail, and a nut seat at the back of the rotary seat is meshed with the screw A; a worm wheel B is arranged in the base of the base plate, the left side of the base is connected with a worm box, a worm B is installed in the worm box, and the worm B is meshed with the worm wheel B; the alternating-current variable-frequency main motor is connected with a gear shaft of a gear D, the gear D is meshed with a gear E below the gear D, and a milling cutter head is connected inside the gear shaft of the gear E; the drive end of the alternating current speed reducer is connected with a lead screw B, the lead screw B is meshed with a nut seat B, and the nut seat B is fixedly connected with the box body. The milling machine can rotate by a fixed angle, and can quickly and efficiently finish the longitudinal processing of the vertical edge of the rough-rolled aluminum ingot.

Description

Special angle milling machine of aluminium ingot

Technical Field

The utility model relates to an angle milling machine special for aluminum ingots, and belongs to the technical field of machine tools.

Background

The aluminum ingot is a raw material in our daily industry, is an important alloy, the existing machine tool is difficult to process the vertical surface and the chamfer surface of a rough-rolled aluminum ingot workpiece, the operation procedures are complicated and tedious, the cutter angle cannot be rotated and fixed, the milling processing of three angle surfaces on one side cannot be finished through an automatic rotation angle, the longitudinal processing of the vertical edge of the rough-rolled aluminum ingot cannot be finished quickly and efficiently, the processing efficiency is low, the processing speed cannot meet the aluminum ingot output of several casting furnaces, the processing precision and the processing quality of the workpiece cannot be effectively guaranteed, and the economic benefit is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides the special angle milling machine for the aluminum ingot, the special angle milling machine is specially suitable for processing the vertical face and the chamfer face of the rough-rolled aluminum ingot, the machine tool adopts a milling mode, can rotate by a fixed angle, quickly and efficiently finishes the longitudinal processing of the vertical edge of the rough-rolled aluminum ingot, and is convenient and practical.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the special angle milling machine for the aluminum ingot comprises a machine body, sliding seats, stand columns and a milling spindle box, wherein the machine body is of a welding structure and is arranged in a horizontal longitudinal direction and fixedly connected to a sunken foundation installed on the machine tool, two machine body guide rails in the horizontal direction are arranged at the top of the machine body, the machine body guide rails are of a rectangular structure, a square sliding seat in the horizontal direction is placed on the machine body guide rails, guide rail sliding grooves are fixedly installed on two sides of the bottom of the sliding seat, a constant-pressure type static pressure lubrication guide rail pair is formed by connection of the machine body guide rails and the guide rail sliding grooves, a rack in the horizontal direction is fixedly connected to one side inside the machine body, teeth face the inner side, a full stainless steel stretching type X-axis protective cover is further installed on the machine body, and the X-axis protective covers are respectively connected to the left side and the right side of the sliding seat; the tail end of the sliding seat is fixedly connected with a reduction gearbox, the front side of the reduction gearbox is fixedly connected with an alternating current motor A, the bottom of the reduction gearbox is fixedly connected with a gear C, and the gear C and the rack are meshed and connected with each other; the rectangular upright post is vertically and fixedly arranged on the sliding seat, the upright post is of a hollow structure and is welded, reinforcing ribs are arranged on four walls of an inner cavity, two rectangular guide rails are longitudinally arranged on the front surface of the upright post, a vertical lead screw A is fixedly arranged in the upright post, a speed reducer is fixedly connected to a top plate above the inner part of the upright post, and the speed reducer is fixedly connected with the lead screw A in the vertical direction through a coupler and a bearing seat; the milling spindle box comprises a rotary seat and a box body, the box body is connected to the front side of the rotary seat, the rotary seat of the milling spindle box is installed and connected to a rectangular guide rail of the upright post, a screw seat is fixedly connected to the back of the rotary seat, the screw seat is in threaded meshing connection with the screw A, and the front side of the upright post is also provided with a full stainless steel stretching type Y-axis protective cover which is respectively connected to the upper side and the lower side of the rotary seat; on a top plate which is arranged above the inside of the upright post, one side of the speed reducer is fixedly connected with a pulley block, a plate-type gang chain is connected with pulleys on two sides of the pulley block, one end of the plate-type gang chain is connected with a swivel base of a milling spindle box, the other end of the plate-type gang chain is connected with a balance weight, and the balance weight is positioned inside the upright post; the swivel mount of the milling spindle box comprises a motor, a base, a slewing bearing, a worm box, an end cover, a sliding chute, a bearing seat A and a base plate, wherein a round hole is formed in the center of the square base plate and used for mounting a hydraulic motor; the box body of the milling spindle box comprises an alternating-current variable-frequency main motor, a gear box, an alternating-current speed reducer, a screw B, a milling head and a slide rail, wherein the upper position and the lower position on the right side of the square gear box are respectively and fixedly connected with the slide rail in the horizontal direction; the alternating current speed reducer is fixedly connected with the rotary seat through a support, the driving end of the alternating current speed reducer is connected with a lead screw B in the horizontal direction through a coupler, the lead screw B penetrates through the bearing seat A in a clearance fit mode and is connected with a nut seat B in a meshing mode, and the square nut seat B is fixedly connected with the box body; a fully-sealed power distribution control cabinet is fixedly installed on the right side of the upright post, a walking platform is fixedly installed on the sliding seat on the front side of the upright post, an electric button station of a machine tool is fixedly installed on the right front side of the walking platform in front of a milling spindle box, vertical guardrails are fixedly installed on the left side and the front side of the walking platform, and a stair is fixedly connected to the front end of the right side of the walking platform; an independent ground hydraulic station is fixedly arranged in a pit of the sunken foundation; a working platform is fixedly arranged on the upper plane of the left foundation.

Alternating current motor A fixed connection is in the front side of reducing gear box, alternating current motor A's drive end fixedly connected with a gear A, in gear A's one side, fixedly connected with a gear B on the reducing gear box inner wall, gear B and gear A mesh each other and are connected, gear B's gear shaft and horizontal direction's worm A fixed connection, the bearing frame is being connected to worm A's the other end, the bearing frame is fixed connection in the inner wall of reducing gear box both sides respectively, worm A's one side meshes each other and is being connected worm wheel A, worm wheel A passes through the key-type connection with the worm wheel axle of vertical direction, the upper and lower both ends of worm wheel axle are connected with the bearing frame, gear C is being connected to the terminal fixed connection in bottom of worm wheel axle, gear C is located the bottom outside of reducing gear box.

The lathe bed is the foundation of the machine tool, a plurality of reinforcing ribs are reasonably arranged in the inner cavity of the lathe bed, the internal stress of the lathe bed is eliminated through thermal aging treatment so as to ensure that the lathe bed has enough precision and stability, the lathe bed is fixed with a foundation through a plurality of groups of foundation sizing blocks, and the lathe bed has enough strength, rigidity and stability, can meet the requirement of vibration resistance, and ensures that the precision of the machine tool is stable and the machine tool runs well; the lathe bed guide rail adopting the rectangular structure has the characteristics of high guiding precision, good stability and strong anti-overturning moment, and is particularly suitable for powerful milling.

The sliding seat is of a welding structure, is subjected to thermal aging treatment and internal stress elimination, is placed on a lathe bed guide rail, a gear A at the driving end of an alternating current motor A drives a gear B and a worm A to rotate together, the worm A drives a worm gear A and a gear C fixedly connected with the worm gear A to rotate simultaneously, and the sliding seat can drive the upright post and the milling spindle box to perform transverse feeding motion along the lathe bed guide rail through the meshed connection of the gear C and the rack; the sliding seat is connected with the lathe bed by adopting a constant pressure type static pressure lubrication guide rail pair, the friction coefficient is small, the motion precision is high, no creeping occurs during low-speed running, the static pressure lathe bed guide rail is independently supplied by a ground hydraulic station, a certain rigid oil film is formed between the sliding seat and the lathe bed guide rail by injecting pressure oil so as to reduce the abrasion of the guide rail and ensure that no creeping phenomenon occurs during feeding, the lubricated oil flows back to a tank from oil return grooves at two sides, so that no oil leakage occurs, and the full stainless steel stretching type X-axis protective covers at two ends of the lathe bed ensure the cleanness of the lathe bed guide rail and the lubricating oil, can prevent foreign matters from entering and prevent the grinding of the lathe bed guide rail by the oil pollution; the upper plane of the sliding seat is used for fixing a machine tool upright post, and a drag chain is movably connected between the sliding seat and the foundation so as to protect electric wiring and a hydraulic pipeline.

The upright post is directly fixed on the sliding seat through a high-strength bolt, so that the connecting strength is high and the stability is good; the upright post has a hollow structure and a welding form, reinforcing ribs are arranged on four walls of an inner cavity, the rigidity is sufficient, and internal stress of the upright post is eliminated through thermal aging treatment; the driving end of the speed reducer drives the screw rod A to rotate, a nut seat at the back of the rotary seat is meshed with the screw rod A, and the rotary seat arranged on the rectangular guide rail of the upright post enables the milling spindle box to vertically feed along the two rectangular guide rails at the front of the upright post; the balance weight of the counterweight is connected with the milling spindle box through a pulley block and a plate-type chain block bearing at the top end of the upright column and is used for balancing the dead weight of the milling spindle box, and the balance weight is guided by two guide rails and can vertically move along the longitudinal direction.

The box body of the milling spindle box is driven by a gear D connected with the driving end of an alternating-current variable-frequency main motor to drive a gear E which is meshed with the box body to rotate together, the gear E drives a milling head fixedly arranged in a gear shaft of the gear E to rotate together at a high speed, and the milling spindle of the milling head obtains a corresponding rotating speed through electric stepless speed regulation and gear box speed reduction, has a wider rotating speed range and can output enough torque; AC reducer drives lead screw B rotatory, and lead screw B is supported by bearing frame A, and nut seat B drives the box and does the removal from beginning to end on lead screw B on the horizontal direction, realizes milling head's vertical feed motion, and milling head's milling main shaft pyramis has adopted standard BT50, 7: 24, the cutter head has standard taper, and can be provided with various universal machine-clamped cutters, and the milling cutter adopts a special aluminum cutter head and a hard alloy cutter; the front of the milling spindle box is provided with a working illuminating lamp which is movably connected with the upright post through an electric drag chain so as to protect electric cable routing and hydraulic pipeline routing.

The box body of the milling spindle box can rotate angularly on the rotary seat, so that the spindle and the horizontal direction form an included angle of plus or minus 30 degrees, the box body is used for processing the chamfer surface of a workpiece, the box body is driven by a motor to rotate, can be stopped at a preset angle through the transmission of a position switch, and is locked manually after the stop; the angular rotation of the milling spindle box is driven by a hydraulic motor, the pressure energy of input oil is converted into mechanical energy of output shaft rotation, and the reduction of speed of a worm wheel B and a worm B and the transmission of a slewing bearing are realized.

The machine tool comprises two workpiece substrates which are directly arranged on a ground level, a machine tool main machine is arranged on a sunken foundation, a main oil tank of the machine tool is an independent ground hydraulic station, all oil can directly flow back to the oil tank through an oil receiving groove of a machine tool body in a pit of the sunken foundation, and a pump group is arranged on the main oil tank and mainly used for lubricating a guide rail of the machine tool body and supplying oil to a hydraulic motor; the clamping hydraulic station also adopts an independent pump station, is arranged on the sliding seat and the upright post, is provided with a pump set and is mainly used for the work of a machine tool locking oil cylinder of the rectangular guide rail and the sliding seat; in the pit, the equipment periphery is provided with the protection rail to guarantee operation safety.

The electric button station panel is equipped with operating panel, has ampere meter, frequency conversion instruction, scram button and all operating button on it, convenient operation, alignment, can control each item function of lathe, mills headstock top and still installs the work light, and all cables and oil pipe are walked the line and are all adopted the tow chain protection.

When the machine tool works, an oil pump is pressed to start, at the moment, static pressure oil can be introduced into the guide rail surfaces of the upright post, the sliding seat and the lathe bed guide rail, simultaneously, each clamping oil cylinder works, when the milling spindle box vertically feeds and longitudinally feeds, the electromagnetic valve is electrified to release, and after two seconds of lubrication, the alternating current motor A starts to work; static pressure oil of the lathe bed guide rail is always led into the static pressure oil cavity, a constant oil film is always arranged between the sliding seat and the lathe bed to ensure static pressure floating, and the lathe bed guide rail can be ensured not to be worn; when the angle button is pressed, the hydraulic motor can drive the milling spindle box to rotate for a certain angle.

The utility model has the beneficial effects that: the machine tool is reasonable in design, convenient to operate, safe and practical, is specially used for an aluminum ingot continuous casting production line, processes the vertical face and the chamfer face of a rough-rolled aluminum ingot, has the processing speed meeting the aluminum ingot yield of a plurality of casting furnaces, belongs to powerful high-speed cutting, can cut 20mm deep by a single cutter, can cut at high speed in the full-length range, and can finish milling of three angle faces on one side by an automatic rotation angle; the machine tool adopts a milling mode, can quickly and efficiently finish the longitudinal processing of the vertical edge of the aluminum ingot, adopts advanced mechanical, electrical and hydraulic design concepts, is manufactured by applying a reliable manufacturing technology, and is advanced equipment with excellent performance, high processing precision and high production efficiency; all gears of the main transmission are processed by quenching and grinding, so that the transmission precision is high, the operation is stable, and the noise is low; the processing efficiency is effectively improved, the processing of the vertical surface and the chamfer surface of the rough rolling aluminum ingot is facilitated, and the processing quality and the processing precision of the workpiece are ensured.

Drawings

The utility model is further described with reference to the following figures and detailed description.

Fig. 1 is a front view of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 is a schematic structural view of the carriage of the present invention.

Fig. 4 is a schematic view of the connection structure of the sliding base and the upright post of the utility model.

Fig. 5 is a schematic structural view of the reduction gearbox of the present invention.

FIG. 6 is a schematic diagram of the structure of the transposable of the present invention.

FIG. 7 is a schematic back view of the transposable of the present invention.

Fig. 8 is a schematic structural diagram of the milling spindle box of the present invention.

Fig. 9 is a schematic cross-sectional structure of the milling spindle box of the present invention.

Fig. 10 is a schematic view of the structure of the interior of the column of the present invention.

Fig. 11 is a schematic view of the structure of the column of the present invention.

Fig. 12 is a top sectional view of the pillar of the present invention.

Fig. 13 is a schematic structural diagram of a worm gear in the milling spindle box of the utility model.

Fig. 14 is a schematic view of the foundation structure of the present invention.

Reference numbers in the figures:

1. a lathe bed, 101, a lathe bed guide rail, 102, a rack, 2, a sliding seat, 201, a guide rail sliding groove, 3, a reduction gearbox, 301, a gear B, 302, a worm A, 303, a worm wheel A, 304, a worm wheel shaft, 4, an alternating current motor A, 401, a gear A, 5, a gear C, 6, a vertical column, 601, a rectangular guide rail, 602, a lead screw A, 603, a speed reducer, 604, a pulley block, 605, a plate-type chain bank, 606, a balance hammer, 7, a milling spindle box, 8, a rotary seat, 801, a motor, 802, a base, 803, a rotary support, 804, a worm box, a circular hole, 806, an end cover, 807, a sliding groove, 808, a bearing seat A, 809, a base plate, 810, a top plate, 811, a worm wheel B, 812, a worm B, 9, a box body, 901, an alternating current variable frequency main motor, 902, a gear box, 903. The device comprises an alternating current speed reducer 904, a lead screw B, 905, nut seats B, 906, a milling head 907, a sliding rail 908, a gear D, 909, a gear E, 10, an X-axis protective cover, 11, a Y-axis protective cover, 12, a working platform, 13, a power distribution control cabinet, 14, an electric button station, 15, a walking board, 16, stairs, 17, a guardrail, 18, a protective fence, 19, a ground hydraulic station, 20 and a workpiece.

Detailed Description

As shown in fig. 1 to 14, an angle milling machine special for aluminum ingots comprises a machine body 1, a sliding seat 2, a column 6 and a milling spindle box 7, wherein the machine body 1 is of a welded structure, is arranged in a horizontal longitudinal direction and is fixedly connected to a sunken foundation installed on the machine tool, two machine body guide rails 101 in the horizontal direction are arranged at the top of the machine body 1, the machine body guide rails 101 are of a rectangular structure, a square sliding seat 2 in the horizontal direction is placed on the machine body guide rails 101, guide rail sliding grooves 201 are fixedly installed on two sides of the bottom of the sliding seat 2, the machine body guide rails 101 and the guide rail sliding grooves 201 are connected to form a constant pressure type hydrostatic lubrication guide rail pair, a rack 102 in the horizontal direction is fixedly connected to one side inside the machine body 1, teeth face the inside, an X-axis protective cover 10 in a fully stainless steel stretching type is also installed on the machine body 1, and the X-axis protective covers 10 are respectively connected to the left side and the right side of the sliding seat 2; the tail end of the sliding seat 2 is fixedly connected with a reduction gearbox 3, the front side of the reduction gearbox 3 is fixedly connected with an alternating current motor A4, the bottom of the reduction gearbox 3 is fixedly connected with a gear C5, and the gear C5 and the rack 102 are meshed and connected with each other; a cuboid-shaped upright post 6 is vertically and fixedly arranged on the sliding seat 2, the upright post 6 adopts a hollow structure and a welding form, reinforcing ribs are arranged on four walls of an inner cavity, two rectangular guide rails 601 are longitudinally arranged on the front surface of the upright post 6, a vertical lead screw A602 is fixedly arranged in the upright post 6, a speed reducer 603 is fixedly connected on a top plate above the inside of the upright post 6, and the speed reducer 603 is fixedly connected with the lead screw A602 in the vertical direction through a coupler and a bearing seat; the milling spindle box 7 comprises a rotary seat 8 and a box body 9, the box body 9 is connected to the front side of the rotary seat 8, the rotary seat 8 of the milling spindle box 7 is installed and connected to a rectangular guide rail 601 of the upright post 6, a nut seat is fixedly connected to the back of the rotary seat 8, the nut seat is in threaded engagement with a lead screw A602, and a fully-stainless-steel stretching type Y-axis protective cover 11 is further installed on the front side of the upright post 6 and is respectively connected to the upper side and the lower side of the rotary seat 8; on a top plate on the upper side inside the upright 6, one side of a speed reducer 603 is fixedly connected with a pulley block 604, a plate-type chain block 605 is connected with pulleys on two sides of the pulley block 604, one end of the plate-type chain block 605 is connected with a rotary seat 8 of a milling spindle box 7, the other end of the plate-type chain block is connected with a balance weight 606, and the balance weight 606 is positioned inside the upright 6; the swivel base 8 of the milling spindle box 7 comprises a motor 801, a base 802, a rotary support 803, a worm box 804, an end cover 806, a sliding groove 807, a bearing seat A808 and a base plate 809, wherein a round hole 805 is formed in the center of the square base plate 809, the round hole 805 is used for mounting a hydraulic motor, the front surface of the base plate 809 is fixedly connected with a circular base 802, a worm wheel B811 is arranged inside the base 802, the left side of the base 802 is fixedly connected with the worm box 804, a worm B812 is mounted in the worm box 804, the worm B812 and the worm wheel B811 are meshed and connected with each other, the motor 801 is fixedly connected below the worm box 804, the driving end of the motor 801 is fixedly connected with one end of the worm B812, the end cover 806 is fixedly connected above the worm box 804, the inner side of the base 802 is connected with the rotary support 803, the top of the base 802 is connected with a circular top plate 810, the right center of the back of the base plate 809 is fixedly connected with a bearing seat A808, the upper side and the lower side of the back of the base plate 809 are respectively fixedly connected with a sliding chute 807; the box body 9 of the milling spindle box 7 comprises an alternating current variable frequency main motor 901, a gear box 902, an alternating current speed reducer 903, a lead screw B904, a milling head 906 and a slide rail 907, wherein the upper position and the lower position on the right side of the square gear box 902 are fixedly connected with the slide rail 907 in the horizontal direction respectively, the slide rail 907 is connected into a sliding groove 807 of a rotary seat 8, the driving end of the alternating current variable frequency main motor 901 is fixedly connected with one side of the gear box 902 at the front end of the slide rail 907, the alternating current variable frequency main motor 901 is connected with a gear shaft of a gear D908, the gear D908 and a gear E909 below the gear D are meshed and connected with each other, and the milling head 906 is connected inside the gear shaft of the gear E909 and supported by a bearing seat; the alternating current speed reducer 903 is fixedly connected with the rotary seat 8 through a support, the driving end of the alternating current speed reducer 903 is connected with a lead screw B904 in the horizontal direction through a coupler, the lead screw B904 penetrates through a bearing seat A808 in a clearance fit mode and is connected with a nut seat B905 in a meshing mode, and the square nut seat B905 is fixedly connected with the box body 9; a fully-sealed power distribution control cabinet 13 is fixedly installed on the right side of the upright post 6, a walking platform 15 is fixedly installed on the sliding seat 2 on the front side of the upright post 6, an electric button station 14 of a machine tool is fixedly installed on the right front side of the walking platform 15 in front of the milling spindle box 7, vertical guardrails 17 are fixedly installed on the left side and the front side of the walking platform 15, and a stair 16 is fixedly connected to the front end of the right side of the walking platform 15; an independent ground hydraulic station 19 is fixedly arranged in a pit of the sunken foundation; a working platform 12 is fixedly arranged on the upper plane of the left foundation.

The alternating current motor A4 is fixedly connected to the front side of the reduction gearbox 3, the driving end of the alternating current motor A4 is fixedly connected with a gear A401, one side of the gear A401 is fixedly connected with a gear B301 on the inner wall of the reduction gearbox 3, the gear B301 is meshed with the gear A401, a gear shaft of the gear B301 is fixedly connected with a horizontal worm A302, the other end of the worm A302 is connected with a bearing seat, the bearing seats are respectively and fixedly connected to the inner walls of the two sides of the reduction gearbox 3, one sides of the worm A302 are meshed with a worm wheel A303, the worm wheel A303 is connected with a vertical worm wheel shaft 304 through key connection, the upper end and the lower end of the worm wheel shaft 304 are connected with the bearing seats, the tail end of the bottom of the worm wheel shaft 304 is fixedly connected with a gear C5, and the gear C5 is located on the outer side of the bottom of the reduction gearbox 3.

The lathe bed 1 is a foundation of the lathe, a plurality of reinforcing ribs are reasonably arranged in an inner cavity of the lathe bed 1, internal stress of the lathe bed is eliminated through thermal aging treatment so as to ensure that the lathe bed 1 has enough precision and stability, the lathe bed 1 is fixed with a foundation through a plurality of groups of foundation sizing blocks, and has enough strength, rigidity and stability, the requirement on vibration resistance can be met, and the stability of the precision and the good running of the lathe are ensured; the lathe bed guide rail 101 with the rectangular structure has the characteristics of high guiding precision, good stability and strong anti-overturning moment, and is particularly suitable for powerful milling.

The sliding seat 2 is of a welding structure and is subjected to thermal aging treatment and internal stress elimination, the sliding seat 2 is placed on the lathe bed guide rail 1, the gear A401 at the driving end of the alternating current motor A4 drives the gear B301 and the worm A302 to rotate together, the worm A302 drives the worm wheel A303 and the gear C5 fixedly connected with the worm wheel A303 to rotate simultaneously, and the sliding seat 2 can drive the upright post 6 and the milling spindle box 7 to perform transverse feeding motion along the lathe bed guide rail 101 through the meshed connection of the gear C5 and the rack 102; the slide 2 is connected with the lathe bed 1 and adopts a constant pressure type hydrostatic lubrication guide rail pair, the friction coefficient is small, the movement precision is high, no creeping occurs when the lathe bed runs at low speed, the hydrostatic lathe bed guide rail 101 is independently supplied by a ground hydraulic station 19, a certain rigid oil film is formed between the slide 2 and the lathe bed guide rail 101 by injecting pressure oil so as to reduce the abrasion of the guide rail and ensure that no creeping phenomenon occurs when feeding, oil returns to an oil tank from oil return grooves at two sides after lubrication, so that no oil leakage occurs, and the full stainless steel stretching type X-axis protective covers 10 at two ends of the lathe bed 1 are used for ensuring the cleanness of the lathe bed guide rail 1 and lubricating oil, so that foreign matters can be prevented from entering and the oil is prevented from polluting and grinding the lathe bed guide rail 101; the upper plane of the sliding seat 2 is used for fixing a machine tool upright post 6, and a drag chain is arranged between the sliding seat 2 and the foundation for movably connecting so as to protect electric wiring and a hydraulic pipeline.

The upright post 6 is directly fixed on the sliding seat 2 through a high-strength bolt, so that the connection strength is high and the stability is good; the upright post 6 which is of a hollow structure and is welded, and reinforcing ribs are arranged on four walls of an inner cavity, so that the upright post has enough rigidity, and the internal stress of the upright post 6 is eliminated through thermal aging treatment; the driving end of the speed reducer 603 drives the screw rod A602 to rotate, a nut seat at the back of the swivel seat 8 is meshed with the screw rod A602, and the swivel seat 8 arranged on the rectangular guide rails 601 of the upright post 6 enables the milling spindle box 7 to vertically feed along the two rectangular guide rails 601 on the front side of the upright post 6; the counterweight 606 for the counterweight is connected with the milling spindle box 7 through the pulley block 604 at the top end of the upright post 6 and the plate-type chain 605 for bearing and balancing the dead weight of the milling spindle box 7, and the counterweight 606 is guided by two guide rails and can vertically move along the longitudinal direction.

A box body 9 of the milling spindle box 7 is driven by a gear D908 connected with the driving end of an alternating current variable frequency main motor 901 to rotate together with a gear E909 which is meshed with the gear E909 at the lower part, the gear E909 drives a milling head 906 fixedly arranged in a gear shaft of the milling spindle box to rotate together at a high speed, and the milling spindle of the milling head 906 obtains a corresponding rotating speed through electric stepless speed regulation and gear box speed reduction, has a wider rotating speed range and can output enough torque; alternating current reducer 903 drives lead screw B904 to rotate, lead screw B904 is supported by bearing frame A808, and nut seat B905 drives box 9 on lead screw B904 and makes fore-and-aft removal on the horizontal direction, realizes milling head 906's vertical feed motion, and milling head 906's milling main shaft pyramis has adopted standard BT50, 7: 24, the cutter head has standard taper, and can be provided with various universal machine-clamped cutters, and the milling cutter adopts a special aluminum cutter head and a hard alloy cutter; a working lighting lamp is arranged in front of the milling spindle box 7 and is movably connected with the upright post 6 through an electric drag chain so as to protect electric cable routing and hydraulic pipeline routing.

A box body 9 of a milling spindle box 7 can rotate on a rotary seat 8 in an angle mode, so that the spindle forms an included angle of plus or minus 30 degrees with the horizontal direction and is used for processing a chamfer surface of a workpiece 20, the box body 9 is driven by a motor 801 to rotate, can be stopped at a preset angle through a position switch, and is locked manually after being stopped; the angular rotation of the milling spindle box 7 is driven by a hydraulic motor, the pressure energy of input oil is converted into mechanical energy of output shaft rotation, the mechanical energy is used for pushing a load to do work, and the mechanical energy is reduced by a worm wheel B811 and a worm B812, and is transmitted by a slewing bearing 803.

The machine tool comprises two workpiece substrates which are directly arranged on a ground level, a machine tool main machine is arranged on a sunken foundation, a main oil tank of the machine tool is an independent ground hydraulic station 19, all oil can directly flow back to the oil tank through an oil receiving groove of a machine tool body 1 in a pit of the sunken foundation, and a pump set is arranged on the main oil tank and mainly used for lubricating a machine tool guide rail 101 and supplying oil to a hydraulic motor; the clamping hydraulic station also adopts an independent pump station, is arranged on the sliding seat 2 and the upright post 6, is provided with a pump set and is mainly used for the rectangular guide rail 601 and the machine tool locking oil cylinder of the sliding seat 2 to work; in the pit, the equipment is provided with a protective fence 18 around the perimeter to ensure operational safety.

An operation panel is arranged on a panel of the electric button station 14, an ammeter, a frequency conversion indicator, an emergency stop button and all operation buttons are arranged on the operation panel, the operation and the alignment are convenient, various functions of a machine tool can be controlled, a working illuminating lamp is further arranged above the milling spindle box 7, and all cables and oil pipe wiring are protected by drag chains.

When the machine tool works, an oil pump is pressed to start, at the moment, static pressure oil can be introduced into the guide rail surfaces of the upright post 6, the sliding seat 2 and the machine body guide rail 101, simultaneously, all clamping oil cylinders work, when the milling spindle box 7 vertically feeds and longitudinally feeds, the electromagnetic valve is electrified to release, and after two seconds of lubrication, the alternating current motor A4 starts to work; static pressure oil of the lathe bed guide rail 101 is always led into a static pressure oil cavity, a constant oil film is always arranged between the sliding seat 2 and the lathe bed 1 to ensure static pressure floating, and the lathe bed guide rail 101 can be ensured not to be worn; when the angle button is pressed, the hydraulic motor can drive the milling spindle box 7 to rotate for a certain angle.

Claims (4)

1. The utility model provides a special angle milling machine of aluminium ingot, includes lathe bed (1), slide (2), stand (6) and mills headstock (7), its characterized in that: the lathe bed (1) is of a welded structure and is arranged in the horizontal longitudinal direction and fixedly connected to a sunken foundation installed on a machine tool, two lathe bed guide rails (101) in the horizontal direction are arranged at the top of the lathe bed (1), the lathe bed guide rails (101) are of a rectangular structure, a square sliding seat (2) in the horizontal direction is placed on the lathe bed guide rails (101), guide rail sliding grooves (201) are fixedly installed on two sides of the bottom of the sliding seat (2), a constant-pressure type static pressure lubrication guide rail pair is formed by connection of the lathe bed guide rails (101) and the guide rail sliding grooves (201), a horizontal rack (102) is fixedly connected to one side of the inside of the lathe bed (1), teeth face the inner side, a full stainless steel stretching type X-axis protective cover (10) is further installed on the lathe bed (1), and the X-axis protective covers (10) are respectively connected to the left side and the right side of the sliding seat (2); the tail end of the sliding seat (2) is fixedly connected with a reduction gearbox (3), the front side of the reduction gearbox (3) is fixedly connected with an alternating current motor A (4), the bottom of the reduction gearbox (3) is fixedly connected with a gear C (5), and the gear C (5) and the rack (102) are meshed and connected with each other; a cuboid-shaped upright post (6) is vertically and fixedly arranged on the sliding seat (2), the upright post (6) adopts a hollow structure and a welding form, reinforcing ribs are arranged on four walls of an inner cavity, two rectangular guide rails (601) are longitudinally arranged on the front surface of the upright post (6), a vertical lead screw A (602) is fixedly arranged in the upright post (6), a speed reducer (603) is fixedly connected on a top plate above the inside of the upright post (6), and the speed reducer (603) is fixedly connected with the lead screw A (602) in the vertical direction through a coupler and a bearing seat; the milling spindle box (7) comprises a rotary seat (8) and a box body (9), the box body (9) is connected to the front side of the rotary seat (8), the rotary seat (8) of the milling spindle box (7) is installed and connected to a rectangular guide rail (601) of the upright post (6), the back of the rotary seat (8) is fixedly connected with a nut seat, the nut seat is in threaded engagement with a lead screw A (602), and the front of the upright post (6) is also provided with a full stainless steel stretching type Y-axis protective cover (11) which is respectively connected to the upper side and the lower side of the rotary seat (8); on a top plate which is arranged above the inside of the upright post (6), one side of a speed reducer (603) is fixedly connected with a pulley block (604), a plate-type gang chain (605) is connected with pulleys on two sides of the pulley block (604), one end of the plate-type gang chain (605) is connected with a rotary seat (8) of a milling spindle box (7), the other end of the plate-type gang chain is connected with a balance weight (606), and the balance weight (606) is positioned inside the upright post (6); a swivel base (8) of a milling spindle box (7) comprises a motor (801), a base (802), a slewing bearing (803), a worm box (804), an end cover (806), a sliding groove (807), a bearing seat A (808) and a base plate (809), a round hole (805) is formed in the center of the square base plate (809), the round hole (805) is used for mounting a hydraulic motor, the front surface of the base plate (809) is fixedly connected with the circular base (802), a worm wheel B (811) is arranged inside the base (802), the left side of the base (802) is fixedly connected with the worm box (804), a worm B (812) is mounted in the worm box (804), the worm B (812) and the worm wheel B (811) are meshed and connected with each other, the motor (801) is fixedly connected below the worm box (804), the driving end of the motor (801) is fixedly connected with one end of the worm B (812), the end cover (806) is fixedly connected above the worm box (804), the inner side of the base (802) is connected with a slewing bearing (803), the top of the base (802) is connected with a circular top plate (810), the center of the right side of the back of the base plate (809) is fixedly connected with a bearing seat A (808), and the upper side and the lower side of the back of the base plate (809) are respectively and fixedly connected with a sliding chute (807); the box body (9) of the milling spindle box (7) comprises an alternating current variable frequency main motor (901), a gear box (902), an alternating current speed reducer (903), a screw rod B (904), a milling head (906) and a sliding rail (907), wherein the upper position and the lower position on the right side of the square gear box (902) are respectively fixedly connected with the sliding rail (907) in the horizontal direction, the sliding rail (907) is connected into a sliding groove (807) of a rotating seat (8), the driving end of the alternating current variable frequency main motor (901) is fixedly connected with one side of the gear box (902) at the front end of the sliding rail (907), the alternating current variable frequency main motor (901) is connected with a gear shaft of a gear D (908), the gear D (908) is meshed with a gear E (909) below the gear D (908) and is connected with each other, and the milling head (906) is connected with the inside the gear shaft of the gear E (909) and is supported by a bearing seat; the alternating current speed reducer (903) is fixedly connected with the rotary seat (8) through a support, the driving end of the alternating current speed reducer (903) is connected with a lead screw B (904) in the horizontal direction through a coupler, the lead screw B (904) penetrates through a bearing seat A (808) in a clearance fit mode and is connected with a nut seat B (905) in an engaged mode, and the nut seat B (905) in a square shape is fixedly connected with the box body (9); a fully-sealed power distribution control cabinet (13) is fixedly installed on the right side of the upright post (6), a walking platform (15) is fixedly installed on the sliding seat (2) on the front side of the upright post (6), an electric button station (14) of a machine tool is fixedly installed on the right front side of the walking platform (15) in front of the milling spindle box (7), and an independent ground hydraulic station (19) is fixedly installed in a pit of a sunken foundation; a working platform (12) is fixedly arranged on the upper plane of the left foundation.

2. The special angle milling machine for aluminum ingots according to claim 1, which is characterized in that: the alternating current motor A (4) is fixedly connected with the front side of the reduction box (3), the driving end of the alternating current motor A (4) is fixedly connected with a gear A (401), on one side of gear A (401), fixedly connected with gear B (301) on reducing gear box (3) inner wall, gear B (301) and gear A (401) mesh each other and are connected, the gear shaft of gear B (301) and horizontal direction's worm A (302) fixed connection, the bearing frame is being connected to the other end of worm A (302), bearing frame fixed connection is respectively in the inner wall of reducing gear box (3) both sides, worm wheel A (303) are being connected in meshing each other in one side of worm A (302), worm wheel A (303) and vertical direction's worm wheel axle (304) pass through the key-type connection, the upper and lower both ends of worm wheel axle (304) are connected with the bearing frame, gear C (5) are being connected to the bottom end fixed connection of worm wheel axle (304), gear C (5) are located the bottom outside of reducing gear box (3).

3. The special angle milling machine for aluminum ingots according to claim 1, which is characterized in that: vertical guardrails (17) are fixedly arranged on the left side and the front side of the walking platform (15).

4. The special angle milling machine for aluminum ingots according to claim 1, which is characterized in that: the front end of the right side of the walking platform (15) is fixedly connected with a stair (16).

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