CN111408771B - Milling machine with elevating platform - Google Patents
Milling machine with elevating platform Download PDFInfo
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- CN111408771B CN111408771B CN202010369099.8A CN202010369099A CN111408771B CN 111408771 B CN111408771 B CN 111408771B CN 202010369099 A CN202010369099 A CN 202010369099A CN 111408771 B CN111408771 B CN 111408771B
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- straight rail
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C1/00—Milling machines not designed for particular work or special operations
- B23C1/06—Milling machines not designed for particular work or special operations with one vertical working-spindle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
- B23Q11/1069—Filtration systems specially adapted for cutting liquids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/12—Arrangements for cooling or lubricating parts of the machine
- B23Q11/126—Arrangements for cooling or lubricating parts of the machine for cooling only
- B23Q11/127—Arrangements for cooling or lubricating parts of the machine for cooling only for cooling motors or spindles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
- Auxiliary Devices For Machine Tools (AREA)
Abstract
The invention discloses a milling machine with a lifting table, which structurally comprises a rear seat, an X-axis straight rail, a sliding seat, a spindle box, a milling cutter, a Y-axis straight rail, a workpiece clamping oil cooling device, a lifting oil cylinder and an oil return filtering device, and has the following effects: can be fast fixed to the machined part centre gripping through work piece centre gripping oil cooling device, it puts to make the machined part accuracy arrange the sliding seat central point in, be convenient for carry out terminal surface machining to the machined part, and can toward the machined part machined surface pouring cutting fluid in the processing, reach the effect of accurate cooling lubrication cutter and machined part, and be favorable to retrieving smear metal and abrasive dust and the iron powder that produces in the processing, can filter the recovery fast to the cutting fluid that contains smear metal and abrasive dust and iron powder through oil return filter equipment, make the cutting fluid utilized once more, realize the cyclic utilization of cutting fluid, and can increase the mobility of cutting, be convenient for carry out cooling lubrication to cutter and machined part, improve the collection efficiency to smear metal and abrasive dust and iron powder simultaneously.
Description
Technical Field
The invention relates to the field of milling machines, in particular to a milling machine with a lifting table.
Background
The milling machine mainly refers to a machine tool for processing various surfaces of a workpiece by using a milling cutter, the milling cutter usually takes rotary motion as main motion, the motion of the workpiece and the milling cutter is feeding motion, the lifting table milling machine belongs to a general machine tool and is particularly suitable for single-piece and small-batch production, the lifting table milling machine can be used for processing various planes, inclined planes, groove gears and the like by using various cylindrical milling cutters, disc milling cutters, angle milling cutters, forming milling cutters and end milling cutters, the milling machine of the lifting table can be used for cooling and lubricating cutters and machined parts because frictional resistance and high temperature generated between the milling cutter and the workpiece can reduce the use of the milling cutter and the processing precision of the workpiece due to the resistance and the high temperature in the processing process, so that cutting fluid is usually used in the processing process and is used for cooling and lubricating the cutters and the machined parts, the outflow direction of the cutting fluid is usually changed according to the motion of the cutters, the cutting, the timely cooling and lubrication of the machined part and the recovery of the cutting chips, the abrasive dust and the iron powder are not facilitated, so that a milling machine with a lifting table needs to be developed, the problem that the outflow direction of cutting fluid is changed according to the movement of a cutter generally, the cutting fluid is easily contacted with the rotating cutter in the process, part of the cutting fluid is splashed in a mess manner, and the timely cooling and lubrication of the machined part and the recovery of the cutting chips, the abrasive dust and the iron powder are not facilitated is solved.
Summary of the invention
Aiming at the defects of the prior art, the invention is realized by the following technical scheme: a milling machine with a lifting table structurally comprises a rear seat, an X-axis straight rail, a sliding seat, a spindle box, a milling cutter, a Y-axis straight rail, a workpiece clamping oil cooling device, a lifting oil cylinder and an oil return filtering device, wherein the X-axis straight rail is arranged at the top of the rear seat, the X-axis straight rail and the rear seat are in interference fit, the sliding seat is arranged at the top of the X-axis straight rail, the sliding seat and the X-axis straight rail are in sliding fit, the spindle box is arranged on one side of the sliding seat, the spindle box is fixedly connected with the sliding seat, the milling cutter is arranged at the bottom end of the spindle box, the milling cutter is buckled with the spindle box, the workpiece clamping oil cooling device is arranged below the spindle box, four lifting oil cylinders are arranged on two sides of the workpiece clamping oil cooling device in parallel and equidistant mode, the head ends of the lifting oil cylinders are connected with the workpiece clamping oil cooling device, the oil return filtering device is connected with the workpiece clamping oil cooling device, a Y-axis straight rail is arranged at the center of the bottom of the workpiece clamping oil cooling device, and the Y-axis straight rail is matched with the workpiece clamping oil cooling device.
As the further optimization of this technical scheme, work piece centre gripping oil cooling device constitute by left screw rod, preceding centre gripping drive mechanism, the cold recovery mechanism of oil, left splint, back centre gripping drive mechanism, right splint, right screw rod, the cold recovery mechanism of oil inside be the axisymmetric structure and be equipped with left splint and right splint, left splint and right splint adopt sliding fit with the cold recovery mechanism of oil, the cold recovery mechanism both sides parallel equidistance of oil be equipped with left screw rod and right screw rod, left screw rod and right screw rod central point put and install on the cold recovery mechanism of oil through the bearing frame, the cold recovery mechanism of oil around both ends be equipped with preceding centre gripping drive mechanism and back centre gripping drive mechanism, left screw rod and right screw rod cooperate with left splint and right splint through preceding centre gripping drive mechanism and back centre gripping drive mechanism.
As the further optimization of this technical scheme, preceding centre gripping drive mechanism constitute by a nut, a transfer line, cross rail, No. two transfer lines, support, No. two nuts, the support front end be equipped with a transfer line and No. two transfer lines, the two crossing arrangement of a transfer line and No. two transfer lines pass through pivot and support swing joint at the support top and between the nodical, a transfer line one end be equipped with a nut, a nut pass through the loose axle and be connected with a transfer line, No. two transfer line one end be equipped with No. two nuts, No. two nuts pass through the loose axle and be connected with No. two transfer lines, support middle section position be equipped with the cross rail, cross rail welded fastening cooperate at the support and with a transfer line and No. two transfer lines.
As a further optimization of the technical scheme, the oil cooling recovery mechanism comprises a sliding groove, an oil outlet nozzle, an oil guide rectangular pipe, a movable seat, an oil return port and an inner groove, wherein the movable seat is internally provided with two sliding grooves in an axial symmetric structure, the sliding grooves and the movable seat are in an integrated structure, the two sides of the movable seat are provided with two oil guide rectangular pipes, the oil guide rectangular pipes are embedded and fixed on the movable seat, the oil outlet nozzles are arranged above the sliding grooves in parallel, the oil outlet nozzles are connected with the oil guide rectangular pipes, the inner groove is arranged at the center of the bottom of the movable seat, the inner groove and the movable seat are in an integrated structure, the two oil return ports are arranged on the two sides of the inner groove in an axial symmetric structure, and the oil return port and the movable seat are in an integrated structure.
As a further optimization of this technical scheme, return oil filter equipment by filter return oil mechanism, the flexible pipe that produces oil, oil tank, pumping nozzle, advance oil pipe, liquid wheel and constitute, the inside filtration return oil mechanism that is equipped with of oil tank, filtration return oil mechanism install on the oil tank, the parallel equidistance in filtration return oil mechanism top be equipped with two flexible pipes that produce oil, flexible pipe and the connection of filtration return oil mechanism that produce oil, the inside liquid wheel that is equipped with of filtration return oil mechanism, liquid wheel and filtration return oil mechanism cooperate, filtration return oil mechanism bottom be equipped with into oil pipe, advance oil pipe bottom be equipped with pumping nozzle, pumping nozzle with advance oil pipe and connect.
As a further optimization of the technical scheme, the filtering oil return mechanism comprises a sealing cone, a conical filter cover, a slag cutting outer ring, an oil discharge bent pipe, a liquid inlet cover, a motor and a heat dissipation cover, wherein the slag cutting outer ring is arranged on the outer ring of the conical filter cover, the slag cutting outer ring is buckled with the conical filter cover, the top of the conical filter cover is provided with the sealing cone, the sealing cone is buckled with the conical filter cover, the bottom of the sealing cone is provided with the heat dissipation cover, the heat dissipation cover is buckled with the sealing cone, the motor is arranged in the heat dissipation cover, the motor is buckled and fixed in the heat dissipation cover, the motor is connected with a liquid wheel through a motor shaft, the liquid inlet cover is arranged on the outer ring of the heat dissipation cover, the liquid inlet cover is buckled with the sealing cone, and the heat dissipation cover is arranged in the center of the liquid inlet cover and matched with the liquid wheel, two oil discharge bent pipes are arranged on two sides of the liquid inlet cover in an axisymmetric structure and connected with the liquid inlet cover.
As a further optimization of the technical scheme, two groups of conical surface spiral grooves are arranged on the surfaces of the left screw rod and the right screw rod in an axisymmetric structure, and the front clamping transmission mechanism and the rear clamping transmission mechanism are in an axisymmetric structure by using a symmetric axis of the movable seat.
As a further optimization of the technical scheme, the oil outlets of the parallel arrangement on the two sides inside the movable seat are arranged in a staggered mode, the movable seat is in sliding fit with the shaft straight rail through the inner groove, the outer wall of the movable seat is connected with the extending end of the lifting oil cylinder, and the fixed end of the lifting oil cylinder is in sliding fit with the oil tank.
Advantageous effects
The milling machine with the lifting table is reasonable in design, strong in functionality and has the following beneficial effects:
the workpiece clamping oil cooling device is matched with the return oil filtering device, the workpiece can be rapidly clamped and fixed according to the size of the workpiece through the workpiece clamping oil cooling device, so that the workpiece can be accurately arranged at the central position of the movable seat, the end face machining of the top of the workpiece is convenient, the cutting fluid can be uniformly poured onto the machining surface of the workpiece in the machining process, the cutter and the workpiece are accurately cooled and lubricated, the recovery of cutting chips, grinding chips and iron powder generated in the machining process is facilitated, the pollutants are prevented from being scattered in a factory, the cutting fluid containing the cutting chips, the grinding chips and the iron powder can be rapidly filtered and recovered through the return oil filtering device, the filtered cutting fluid is reused, the cyclic utilization of the cutting fluid is realized, the cutting fluidity can be increased, and the cooling and lubricating of the cutter and the workpiece are facilitated, meanwhile, the collection efficiency of the cutting scraps, the grinding scraps and the iron powder is improved;
according to the invention, a first transmission rod and a second transmission rod are arranged at the top of a support in a crossed manner, the intersection point between the first transmission rod and the second transmission rod is movably connected with the support through a rotating shaft, the first transmission rod is matched with a left screw rod through a first nut, the other end of the first transmission rod is movably connected with a right clamping plate, the second transmission rod is matched with the right screw rod through a second nut, the other end of the second transmission rod is movably connected with the left clamping plate, based on the motion principle of a ball screw, when the left screw rod and the right screw rod rotate clockwise under the driving of a motor, the first transmission rod and the second transmission rod can convert the pressure generated at the front ends into opposite linear motion of the left clamping plate and the right clamping plate to clamp a workpiece, when the left screw rod and the right screw rod rotate anticlockwise, the left clamping plate and the right clamping plate are linearly separated in opposite directions, and the, the stability of fixing of the workpiece is improved;
according to the invention, the oil outlets arranged in parallel on two sides in the movable seat are arranged in a mutually staggered manner, when cutting fluid flows out of the oil outlets, the situation that the cutting fluid which flows out in a opposite manner collides on the surface of a machined part under the mutually staggered structure formed on the two sides in the movable seat to cause that cutting scraps, abrasive dust and iron powder generated during machining cannot be discharged from the surface of the machined part can be avoided, so that the fluidity of the cutting fluid on the surface of the machined part is improved, the cutting fluid and the machined part can be cooled and lubricated in time, the cutting scraps, the abrasive dust and the iron powder can be rapidly taken out of the machined surface of the machined part, the left clamping plate and the right clamping plate are in sliding fit with the movable seat through the sliding grooves, and the cutting scraps, the abrasive dust and the iron powder can be prevented from being accumulated in the sliding grooves because the sliding grooves are arranged;
the center of the top of the oil tank is provided with an oil inlet, the upper part of the oil inlet is opposite to an oil return port, cutting containing chips, abrasive dust and iron powder sequentially flows into the oil tank through the oil return port and the oil inlet, under the action of a filtering guide structure formed by the sealing cone and the conical filtering cover, the cutting chips, the abrasive dust and the iron powder flow to the slag-cutting outer ring along with the cutting fluid, and the cutting chips, the abrasive dust and the iron powder are collected in the slag-cutting outer ring, the cutting fluid flows into the bottom of the oil tank through the filtering holes on the surface of the conical filtering cover, the liquid wheel rotates through the torque generated by the motor, air negative pressure is generated in the liquid inlet cover and at the bottom of the conical filter cover simultaneously, the filtering speed of the cutting liquid is increased, and the filtered cutting fluid is pumped out again to realize the recycling of the cutting fluid, the heat dissipation cover is wrapped on the surface of the motor, and the heat dissipation cover is arranged in the liquid inlet cover, so that heat generated in the working process of the motor can be effectively absorbed in the cutting circulating flow.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic side view of a milling machine with a lifting table according to the present invention;
FIG. 2 is a schematic top view of the oil cooling apparatus for holding a workpiece according to the present invention;
FIG. 3 is a schematic top view of the front clamping actuator of the present invention;
FIG. 4 is a schematic structural diagram of a side view section of the cold recovery mechanism for hair oil;
FIG. 5 is a schematic cross-sectional front view of the return oil filter assembly of the present invention;
fig. 6 is a schematic side sectional view of the oil return filtering mechanism according to the present invention.
In the figure: a rear seat-1, an X-axis straight rail-2, a sliding seat-3, a main spindle box-4, a milling cutter-5, a Y-axis straight rail-6, a workpiece clamping oil cooling device-7, a left screw-71, a front clamping transmission mechanism-72, a first nut-72 a, a first transmission rod-72 b, a transverse rail-72 c, a second transmission rod-72 d, a support-72 e, a second nut-72 f, an oil cooling recovery mechanism-73, a chute-73 a, an oil outlet-73 b, an oil guide rectangular pipe-73 c, a movable seat-73 d, an oil return opening-73 e, an inner groove-73 f, a left clamping plate-74, a rear clamping transmission mechanism-75, a right clamping plate-76, a right screw-77, a lifting oil cylinder-8, an oil return filtering device-9, a right-screw rod-, A filtering oil return mechanism-91, a sealing cone-91 a, a conical filtering cover-91 b, a slag-cutting outer ring-91 c, an oil discharge bent pipe-91 d, a liquid inlet cover-91 e, a motor-91 f, a heat dissipation cover-91 g, an oil outlet telescopic pipe-92, an oil tank-93, an oil pumping nozzle-94, an oil inlet pipe-95 and a liquid wheel-96.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the following description and the accompanying drawings further illustrate the preferred embodiments of the invention.
Example 1
Referring to fig. 1-4, the present invention provides an embodiment of a milling machine with a lifting table:
referring to fig. 1, a milling machine with a lifting table structurally comprises a rear seat 1, an X-axis straight rail 2, a sliding seat 3, a spindle box 4, a milling cutter 5, a Y-axis straight rail 6, a workpiece clamping oil cooling device 7, lifting oil cylinders 8 and an oil return filtering device 9, wherein the X-axis straight rail 2 is arranged at the top of the rear seat 1, the X-axis straight rail 2 and the rear seat 1 are in interference fit, the sliding seat 3 is arranged at the top of the X-axis straight rail 2, the sliding seat 3 and the X-axis straight rail 2 are in sliding fit, the spindle box 4 is arranged on one side of the sliding seat 3, the spindle box 4 is fixedly connected with the sliding seat 3, the milling cutter 5 is arranged at the bottom end of the spindle box 4, the milling cutter 5 is buckled with the spindle box 4, the workpiece clamping oil cooling device 7 is arranged below the spindle box 4, four lifting oil cylinders 8 are arranged on two sides of the workpiece clamping oil cooling device 7 in parallel at equal intervals, and the head ends of the lifting oil, work piece centre gripping oil cooling device 7 below be equipped with return oil filter equipment 9, return oil filter equipment 9 and work piece centre gripping oil cooling device 7 be connected, 7 bottom central point of work piece centre gripping oil cooling device put and are equipped with Y axle straight rail 6, Y axle straight rail 6 and work piece centre gripping oil cooling device 7 cooperate.
Referring to fig. 2, the workpiece clamping oil cooling device 7 is composed of a left screw 71, a front clamping transmission mechanism 72, an oil cooling recovery mechanism 73, a left clamp plate 74, a rear clamping transmission mechanism 75, a right clamp plate 76, and a right screw 77, the oil cooling recovery mechanism 73 is internally provided with the left clamp plate 74 and the right clamp plate 76 in an axisymmetric structure, the left clamp plate 74 and the right clamp plate 76 are in sliding fit with the oil cooling recovery mechanism 73, the two sides of the oil cooling recovery mechanism 73 are provided with the left screw 71 and the right screw 77 in parallel and equidistantly, the centers of the left screw 71 and the right screw 77 are mounted on the oil cooling recovery mechanism 73 through bearing seats, the surfaces of the left screw 71 and the right screw 77 are provided with two sets of conical surface spiral grooves in an axisymmetric structure, the front and rear ends of the oil cooling recovery mechanism 73 are provided with the front clamping transmission mechanism 72 and the rear clamping transmission mechanism 75, the front clamping transmission mechanism 72 and the rear clamping transmission mechanism 75 are in an axisymmetric structure with a movable seat 73d, the left screw 71 and the right screw 77 are engaged with the left clamping plate 74 and the right clamping plate 76 through the front clamping transmission mechanism 72 and the rear clamping transmission mechanism 75.
Referring to fig. 3, the front clamping transmission mechanism 72 is composed of a first nut 72a, a first transmission rod 72b, a transverse rail 72c, a second transmission rod 72d, a support 72e and a second nut 72f, the front end of the support 72e is provided with the first transmission rod 72b and the second transmission rod 72d, the first transmission rod 72b and the second transmission rod 72d are crosswise arranged at the top of the support 72e, the intersection point between the first transmission rod 72b and the second transmission rod 72d is movably connected with the support 72e through a rotating shaft, one end of the first transmission rod 72b is provided with the first nut 72a, the first nut 72a is connected with the first transmission rod 72b through a movable shaft, the first transmission rod 72b is matched with the left screw rod 71 through the first nut 72a, the other end of the first transmission rod 72b is movably connected with the right clamping plate 76, one end of the second transmission rod 72d is provided with the second nut 72f, the second nut 72f is connected with the second transmission rod 72d through a movable shaft, the second transmission rod 72d is matched with the right screw rod 77 through a second nut 72f, the other end of the second transmission rod 72d is movably connected with the left clamping plate 74, a transverse rail 72c is arranged at the middle section of the support 72e, and the transverse rail 72c is welded and fixed on the support 72e and is matched with the first transmission rod 72b and the second transmission rod 72 d.
Referring to fig. 4, the oil cooling recovery mechanism 73 is composed of a sliding groove 73a, an oil outlet nozzle 73b, an oil guiding rectangular pipe 73c, a movable seat 73d, an oil return opening 73e, and an inner groove 73f, the movable seat 73d is a U-shaped structure and is provided with two sliding grooves 73a in an axisymmetric structure, the sliding groove 73a is in a circular arc structure and is integrated with the movable seat 73d, two oil guiding rectangular pipes 73c are provided at two sides of the movable seat 73d, the oil guiding rectangular pipe 73c is embedded and fixed on the movable seat 73d, more than two oil outlet nozzles 73b are arranged in parallel above the sliding groove 73a, the oil outlet nozzles 73b are connected with the oil guiding rectangular pipe 73c, the oil outlet nozzles 73b arranged in parallel at two sides inside the movable seat 73d are arranged in a staggered manner, the inner groove 73f is provided at the center of the bottom of the movable seat 73d, the inner groove 73f and the movable seat 73d are integrated, two oil return ports 73e are arranged on two sides of the inner groove 73f in an axisymmetric structure, the oil return ports 73e and the movable seat 73d are of an integrated structure, the movable seat 73d is in sliding fit with the Y-axis straight rail 6 through the inner groove 73f, and the left clamping plate 74 and the right clamping plate 76 are in sliding fit with the movable seat 73d through the sliding grooves 73 a.
When the clamping device is used, the first transmission rod 72b and the second transmission rod 72d are arranged at the top of the support 72e in a crossed manner, the intersection point between the first transmission rod 72b and the second transmission rod 72d is movably connected with the support 72e through a rotating shaft, the first transmission rod 72b is matched with the left screw rod 71 through a first nut 72a, the other end of the first transmission rod 72b is movably connected with the right clamping plate 76, the second transmission rod 72d is matched with the right screw rod 77 through a second nut 72f, the other end of the second transmission rod 72d is movably connected with the left clamping plate 74, based on the ball screw motion principle, when the left screw rod 71 and the right screw rod 77 are driven by the motor to rotate clockwise, the first transmission rod 72b and the second transmission rod 72d can convert the pressure generated at the front ends into opposite linear motion of the left clamping plate 74 and the right clamping plate 76 to clamp a workpiece, and when the left screw rod 71 and the right screw rod 77 rotate, the arrangement of the transverse rail 72c is beneficial to improving the movable balance degree of the first transmission rod 72b and the second transmission rod 72d and improving the stability degree of the fixation of the machined part, because the oil outlets 73b arranged in parallel at two sides inside the movable seat 73d are arranged in a mutually staggered manner, when the cutting fluid flows out from the oil outlets 73b, under the mutually staggered structure formed at two sides inside the movable seat 73d, the condition that the cutting fluid flowing out in opposite directions collides with the surface of the machined part to cause that the cutting chips, the grinding chips and the iron powder generated in the machining process cannot be discharged from the surface of the machined part can be avoided, thereby improving the fluidity of the cutting fluid on the surface of the machined part, being beneficial to cooling and lubricating the cutting tool and the machined part in time, simultaneously rapidly taking the cutting chips, the grinding chips and the iron powder out of the machined surface of the machined part, the left clamping plate 74 and the right clamping plate 76 are in sliding fit with the movable seat 73d through the, it is possible to prevent swarf and abrasive dust and iron powder from being accumulated inside the chute 73a, thereby improving the linear sliding efficiency of the left and right clamping plates 74 and 76.
Example 2
Referring to fig. 1-6, the present invention provides an embodiment of a milling machine with a lifting table:
referring to fig. 1, a milling machine with a lifting table structurally comprises a rear seat 1, an X-axis straight rail 2, a sliding seat 3, a spindle box 4, a milling cutter 5, a Y-axis straight rail 6, a workpiece clamping oil cooling device 7, lifting oil cylinders 8 and an oil return filtering device 9, wherein the X-axis straight rail 2 is arranged at the top of the rear seat 1, the X-axis straight rail 2 and the rear seat 1 are in interference fit, the sliding seat 3 is arranged at the top of the X-axis straight rail 2, the sliding seat 3 and the X-axis straight rail 2 are in sliding fit, the spindle box 4 is arranged on one side of the sliding seat 3, the spindle box 4 is fixedly connected with the sliding seat 3, the milling cutter 5 is arranged at the bottom end of the spindle box 4, the milling cutter 5 is buckled with the spindle box 4, the workpiece clamping oil cooling device 7 is arranged below the spindle box 4, four lifting oil cylinders 8 are arranged on two sides of the workpiece clamping oil cooling device 7 in parallel at equal intervals, and the head ends of the lifting oil, work piece centre gripping oil cooling device 7 below be equipped with return oil filter equipment 9, return oil filter equipment 9 and work piece centre gripping oil cooling device 7 be connected, 7 bottom central point of work piece centre gripping oil cooling device put and are equipped with Y axle straight rail 6, Y axle straight rail 6 and work piece centre gripping oil cooling device 7 cooperate.
Referring to fig. 2, the workpiece clamping oil cooling device 7 is composed of a left screw 71, a front clamping transmission mechanism 72, an oil cooling recovery mechanism 73, a left clamp plate 74, a rear clamping transmission mechanism 75, a right clamp plate 76, and a right screw 77, the oil cooling recovery mechanism 73 is internally provided with the left clamp plate 74 and the right clamp plate 76 in an axisymmetric structure, the left clamp plate 74 and the right clamp plate 76 are in sliding fit with the oil cooling recovery mechanism 73, the two sides of the oil cooling recovery mechanism 73 are provided with the left screw 71 and the right screw 77 in parallel and equidistantly, the centers of the left screw 71 and the right screw 77 are mounted on the oil cooling recovery mechanism 73 through bearing seats, the surfaces of the left screw 71 and the right screw 77 are provided with two sets of conical surface spiral grooves in an axisymmetric structure, the front and rear ends of the oil cooling recovery mechanism 73 are provided with the front clamping transmission mechanism 72 and the rear clamping transmission mechanism 75, the front clamping transmission mechanism 72 and the rear clamping transmission mechanism 75 are in an axisymmetric structure with a movable seat 73d, the left screw 71 and the right screw 77 are engaged with the left clamping plate 74 and the right clamping plate 76 through the front clamping transmission mechanism 72 and the rear clamping transmission mechanism 75.
Referring to fig. 3, the front clamping transmission mechanism 72 is composed of a first nut 72a, a first transmission rod 72b, a transverse rail 72c, a second transmission rod 72d, a support 72e and a second nut 72f, the front end of the support 72e is provided with the first transmission rod 72b and the second transmission rod 72d, the first transmission rod 72b and the second transmission rod 72d are crosswise arranged at the top of the support 72e, the intersection point between the first transmission rod 72b and the second transmission rod 72d is movably connected with the support 72e through a rotating shaft, one end of the first transmission rod 72b is provided with the first nut 72a, the first nut 72a is connected with the first transmission rod 72b through a movable shaft, the first transmission rod 72b is matched with the left screw rod 71 through the first nut 72a, the other end of the first transmission rod 72b is movably connected with the right clamping plate 76, one end of the second transmission rod 72d is provided with the second nut 72f, the second nut 72f is connected with the second transmission rod 72d through a movable shaft, the second transmission rod 72d is matched with the right screw rod 77 through a second nut 72f, the other end of the second transmission rod 72d is movably connected with the left clamping plate 74, a transverse rail 72c is arranged at the middle section of the support 72e, and the transverse rail 72c is welded and fixed on the support 72e and is matched with the first transmission rod 72b and the second transmission rod 72 d.
Referring to fig. 4, the oil cooling recovery mechanism 73 is composed of a sliding groove 73a, an oil outlet nozzle 73b, an oil guiding rectangular pipe 73c, a movable seat 73d, an oil return opening 73e, and an inner groove 73f, the movable seat 73d is a U-shaped structure and is provided with two sliding grooves 73a in an axisymmetric structure, the sliding groove 73a is in a circular arc structure and is integrated with the movable seat 73d, two oil guiding rectangular pipes 73c are provided at two sides of the movable seat 73d, the oil guiding rectangular pipe 73c is embedded and fixed on the movable seat 73d, more than two oil outlet nozzles 73b are arranged in parallel above the sliding groove 73a, the oil outlet nozzles 73b are connected with the oil guiding rectangular pipe 73c, the oil outlet nozzles 73b arranged in parallel at two sides inside the movable seat 73d are arranged in a staggered manner, the inner groove 73f is provided at the center of the bottom of the movable seat 73d, the inner groove 73f and the movable seat 73d are integrated, two oil return ports 73e are arranged on two sides of the inner groove 73f in an axisymmetric structure, the oil return ports 73e and the movable seat 73d are of an integrated structure, and the movable seat 73d is in sliding fit with the Y-axis straight rail 6 through the inner groove 73 f.
Referring to fig. 5, the oil return filtering device 9 is composed of an oil filtering and returning mechanism 91, an oil outlet telescopic pipe 92, an oil tank 93, an oil pumping nozzle 94, an oil inlet pipe 95 and a liquid wheel 96, the oil filtering and returning mechanism 91 is arranged inside the oil tank 93, the oil filtering and returning mechanism 91 is installed on the oil tank 93, the two oil outlet telescopic pipes 92 are arranged at the top of the oil filtering and returning mechanism 91 in parallel and at equal intervals, the oil outlet telescopic pipe 92 is connected with the oil filtering and returning mechanism 91, the liquid wheel 96 is arranged inside the oil filtering and returning mechanism 91, the liquid wheel 96 is matched with the oil filtering and returning mechanism 91, the oil inlet pipe 95 is arranged at the bottom of the oil filtering and returning mechanism 91, the oil pumping nozzle 94 is arranged at the bottom of the oil inlet pipe 95, the oil pumping nozzle 94 is connected with the oil inlet pipe 95, and the oil tank 93 is arranged at the bottom of the.
Referring to fig. 6, the oil filtering and returning mechanism 91 is composed of a sealing cone 91a, a conical filtering cover 91b, a slag intercepting outer ring 91c, an oil discharging elbow pipe 91d, a liquid inlet cover 91e, a motor 91f and a heat dissipating cover 91g, the slag intercepting outer ring 91c is arranged on the outer ring of the conical filtering cover 91b, the slag intercepting outer ring 91c is buckled with the conical filtering cover 91b, the sealing cone 91a is arranged at the top of the conical filtering cover 91b, the sealing cone 91a is buckled with the conical filtering cover 91b, the heat dissipating cover 91g is arranged at the bottom of the sealing cone 91a, the heat dissipating cover 91g is buckled with the sealing cone 91a, the motor 91f is arranged in the heat dissipating cover 91g, the motor 91f is buckled and fixed in the heat dissipating cover 91g, the motor 91f is connected with the liquid wheel 96 through a motor shaft, the liquid inlet cover 91e is arranged on the outer ring of the heat dissipating cover 91g, feed liquor cover 91e and sealed cone 91a looks lock, heat dissipation cover 91g locate the inside central point of feed liquor cover 91e and the two cooperatees, feed liquor cover 91e both sides be the axial symmetry structure and be equipped with two oil extraction return bends 91d, oil extraction return bend 91d and feed liquor cover 91e connect, oil extraction return bend 91d be connected with oil guide rectangular pipe 73c through the flexible pipe 92 that stretches out oil, feed liquor cover 91e be connected with oil pumping nozzle 94 through advancing oil pipe 95.
In use, in combination with the first embodiment, because the oil inlet is arranged at the center of the top of the oil tank 93, the oil inlet is over against the oil return port 73e, the cutting containing chips, abrasive dust and iron powder sequentially flows into the oil tank 93 through the oil return port 73e and the oil inlet, the chips, the abrasive dust and the iron powder flow to the slag-cutting outer ring 91c along with the cutting fluid under the action of the filtering and guiding structure formed by the sealing cone 91a and the conical filter cover 91b, the chips, the abrasive dust and the iron powder are collected in the slag-cutting outer ring 91c, the cutting fluid flows into the bottom of the oil tank 93 through the filtering holes on the surface of the conical filter cover 91b, the fluid wheel 96 rotates through the torque generated by the motor 91f, air negative pressure is simultaneously generated in the liquid inlet cover 91e and the bottom of the conical filter cover 91b, the filtering speed of the cutting fluid is increased, the filtered cutting fluid is pumped out again, the cutting fluid is recycled, and the heat dissipation, and the heat radiation cover 91g is arranged inside the liquid inlet cover 91e, and can effectively absorb heat generated in the working process of the motor 91f in the cutting circulating flow.
The specific realization principle is as follows:
the workpiece can be clamped and fixed quickly according to the size of the workpiece by the workpiece clamping oil cooling device 7, so that the workpiece can be accurately arranged at the central position of the movable seat 73d, the end face processing of the top of the workpiece is convenient, cutting fluid can be uniformly poured onto the processing surface of the workpiece in the processing process, the cutter and the workpiece can be cooled and lubricated accurately, the recovery of cutting scraps, grinding scraps and iron powder generated in the processing process is facilitated, and pollutants are prevented from floating in a factory, because the first transmission rod 72b and the second transmission rod 72d are arranged at the top of the support 72e in a crossed manner and the intersection point between the first transmission rod 72b and the second transmission rod 72d is movably connected with the support 72e through a rotating shaft, the first transmission rod 72b is matched with the left screw rod 71 through the first nut 72a, the other end of the first transmission rod 72b is movably connected with the right clamping plate 76, and the second transmission rod 72, and the other end of the second transmission rod 72d is movably connected with the left clamp plate 74, based on the ball screw motion principle, when the left screw rod 71 and the right screw rod 77 are driven by the motor to perform clockwise rotation motion, the first transmission rod 72b and the second transmission rod 72d can convert the pressure generated at the front ends into opposite linear motion of the left clamp plate 74 and the right clamp plate 76, so as to clamp the workpiece, when the left screw rod 71 and the right screw rod 77 rotate anticlockwise, the left clamp plate 74 and the right clamp plate 76 are linearly separated towards opposite directions, the arrangement of the transverse rail 72c is beneficial to improving the movable balance degree of the first transmission rod 72b and the second transmission rod 72d, and improving the fixed stability degree of the workpiece, because the oil outlets 73b arranged in parallel at two sides inside the movable seat 73d are arranged in a mutually staggered manner, when the cutting fluid flows out from the oil outlet 73b, under the mutually staggered structure formed at two sides inside the movable seat 73, the condition that the chips, the abrasive dust and the iron powder generated during machining cannot be discharged from the surface of the machined part due to the fact that the cutting flows out oppositely can be prevented from colliding with each other on the surface of the machined part, so that the flowability of the cutting fluid on the surface of the machined part is improved, the cutter and the machined part can be cooled and lubricated timely, the chips, the abrasive dust and the iron powder can be rapidly taken out from the machined surface of the machined part, the left clamping plate 74 and the right clamping plate 76 are in sliding fit with the movable seat 73d through the sliding groove 73a, the chips, the abrasive dust and the iron powder can be prevented from being accumulated inside the sliding groove 73a due to the fact that the sliding groove 73a is in an arc-shaped structure, the linear sliding efficiency of the left clamping plate 74 and the right clamping plate 76 is improved, the cutting fluid containing the chips, the abrasive dust and the iron powder can be rapidly filtered and recovered through the, therefore, the cutting fluid is recycled, the cutting fluidity can be increased, the cooling and lubricating of the cutting tool and the machining part are facilitated, and the collection efficiency of chips, abrasive dust and iron powder is improved, because the oil inlet is formed in the center of the top of the oil tank 93, the oil return opening 73e is over against the oil inlet, the cutting fluid containing the chips, the abrasive dust and the iron powder sequentially flows into the oil tank 93 through the oil return opening 73e and the oil inlet, the chips, the abrasive dust and the iron powder flow to the slag intercepting outer ring 91c along with the cutting fluid under the action of the filtering and guiding structure formed by the sealing cone 91a and the conical filter cover 91b, the chips, the abrasive dust and the iron powder are collected in the slag intercepting outer ring 91c, the cutting fluid flows into the bottom of the oil tank 93 through the filtering holes in the surface of the conical filter cover 91b, the liquid wheel 96 rotates through the torque generated by the motor 91f, and air negative pressure is simultaneously generated in the liquid, the filtering speed of the cutting fluid is increased, the filtered cutting fluid is pumped out again, the cutting fluid is recycled, the heat dissipation cover 91g wraps the surface of the motor 91f, the heat dissipation cover 91g is arranged inside the liquid inlet cover 91e, heat generated in the working process of the motor 91f can be effectively absorbed in the cutting circulating flow, and therefore the problem that the flowing direction of the cutting fluid is changed according to the movement of a cutter generally is solved, the cutting fluid is easily contacted with the rotating cutter firstly in the process, part of the cutting fluid is splashed randomly, and timely cooling and lubrication of a machined part and recovery of chips, abrasive dust and iron powder are not facilitated.
While there have been shown and described what are at present considered the fundamental principles of the invention, the essential features and advantages thereof, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but rather, is capable of numerous changes and modifications in various forms without departing from the spirit or essential characteristics thereof, and it is intended that the invention be limited not by the foregoing descriptions, but rather by the appended claims and their equivalents.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. A milling machine with a lifting platform structurally comprises a rear seat (1), an X-axis straight rail (2), a sliding seat (3), a spindle box (4), a milling cutter (5), a Y-axis straight rail (6), a workpiece clamping oil cooling device (7), a lifting oil cylinder (8) and an oil return filtering device (9), wherein the X-axis straight rail (2) is arranged at the top of the rear seat (1), the sliding seat (3) is arranged at the top of the X-axis straight rail (2), the spindle box (4) is arranged on one side of the sliding seat (3), the milling cutter (5) is arranged at the bottom end of the spindle box (4), the workpiece clamping oil cooling device (7) is arranged below the spindle box (4), the lifting oil cylinder (8) is arranged on two sides of the workpiece clamping oil cooling device (7), the oil return filtering device (9) is arranged below the workpiece clamping oil cooling device (7), the Y-axis straight rail (6) is arranged at the bottom of the workpiece clamping oil, the method is characterized in that:
the workpiece clamping oil cooling device (7) consists of a left screw (71), a front clamping transmission mechanism (72), an oil cooling recovery mechanism (73), a left clamping plate (74), a rear clamping transmission mechanism (75), a right clamping plate (76) and a right screw (77), wherein the left clamping plate (74) and the right clamping plate (76) are arranged inside the oil cooling recovery mechanism (73), the left screw (71) and the right screw (77) are arranged on two sides of the oil cooling recovery mechanism (73), and the front clamping transmission mechanism (72) and the rear clamping transmission mechanism (75) are arranged at the front end and the rear end of the oil cooling recovery mechanism (73);
the oil cooling recovery mechanism (73) consists of a sliding groove (73a), an oil outlet nozzle (73b), an oil guide rectangular pipe (73c), a movable seat (73d), an oil return opening (73e) and an inner groove (73f), wherein the sliding groove (73a) is formed in the movable seat (73d), the oil guide rectangular pipe (73c) is arranged on two sides of the movable seat (73d), the oil outlet nozzle (73b) is arranged above the sliding groove (73a), the inner groove (73f) is formed in the bottom of the movable seat (73d), and the oil return opening (73e) is formed on two sides of the inner groove (73 f);
the oil return filtering device (9) is composed of a filtering oil return mechanism (91), an oil outlet telescopic pipe (92), an oil tank (93), an oil pumping nozzle (94), an oil inlet pipe (95) and a liquid wheel (96), wherein the filtering oil return mechanism (91) is arranged inside the oil tank (93), the oil outlet telescopic pipe (92) is arranged at the top of the filtering oil return mechanism (91), the liquid wheel (96) is arranged inside the filtering oil return mechanism (91), the oil inlet pipe (95) is arranged at the bottom of the filtering oil return mechanism (91), and the oil pumping nozzle (94) is arranged at the bottom end of the oil inlet pipe (95);
filtration oil return mechanism (91) constitute by sealed cone (91a), toper filter mantle (91b), cut sediment outer ring (91c), oil extraction return bend (91d), feed liquor cover (91e), motor (91f), heat dissipation cover (91g), toper filter mantle (91b) outer ring on be equipped with and cut sediment outer ring (91c), toper filter mantle (91b) top be equipped with sealed cone (91a), sealed cone (91a) bottom be equipped with heat dissipation cover (91g), heat dissipation cover (91g) inside be equipped with motor (91f), heat dissipation cover (91g) outer ring on be equipped with feed liquor cover (91e), feed liquor cover (91e) both sides be equipped with oil extraction return bend (91 d).
2. A milling machine having a lifting table according to claim 1, wherein: preceding centre gripping drive mechanism (72) constitute by a nut (72a), a transfer line (72b), horizontal rail (72c), No. two transfer lines (72d), support (72e), No. two nuts (72f), support (72e) front end be equipped with a transfer line (72b) and No. two transfer lines (72d), a transfer line (72b) one end be equipped with No. one nut (72a), No. two transfer lines (72d) one end be equipped with No. two nuts (72f), support (72e) middle section position be equipped with horizontal rail (72 c).
3. A milling machine having a lifting table according to claim 1, wherein: the surface of the left screw rod (71) and the surface of the right screw rod (77) are provided with two groups of conical surface spiral grooves in an axisymmetric structure, and the front clamping transmission mechanism (72) and the rear clamping transmission mechanism (75) are in an axisymmetric structure by using a symmetric axis of the movable seat (73 d).
4. A milling machine having a lifting table according to claim 1, wherein: the inside both sides of sliding seat (73d) arrange go out glib (73b) crisscross setting each other, sliding seat (73d) adopt sliding fit through inner grove (73f) and Y axle straight rail (6), sliding seat (73d) outer wall and lift cylinder (8) extend the end and be connected and lift cylinder (8) stiff end and oil tank (93) adopt sliding fit.
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| CN202010369099.8A CN111408771B (en) | 2020-05-02 | 2020-05-02 | Milling machine with elevating platform |
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| CN111408771B true CN111408771B (en) | 2021-07-09 |
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| CN106363457A (en) * | 2016-11-17 | 2017-02-01 | 慈溪润德机械制造有限公司 | Milling machine |
| CN107470975A (en) * | 2017-08-31 | 2017-12-15 | 泰州市龙祥自动化设备有限公司 | A kind of Digit Control Machine Tool coolant storage box |
| CN209223244U (en) * | 2018-12-17 | 2019-08-09 | 上海万明眼镜有限公司 | A kind of milling attachment for optical mirror slip |
| CN110293262A (en) * | 2019-06-05 | 2019-10-01 | 深圳市华建工程项目管理有限公司 | A kind of construction ductule tip grooving apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE3225730A1 (en) * | 1982-04-05 | 1983-10-06 | Willemin Machines Sa | Machine tool |
| CN106363456A (en) * | 2016-11-17 | 2017-02-01 | 慈溪润德机械制造有限公司 | Milling machine structure |
| CN106363457A (en) * | 2016-11-17 | 2017-02-01 | 慈溪润德机械制造有限公司 | Milling machine |
| CN108247418A (en) * | 2016-11-17 | 2018-07-06 | 慈溪润德机械制造有限公司 | A kind of milling machine |
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| CN209223244U (en) * | 2018-12-17 | 2019-08-09 | 上海万明眼镜有限公司 | A kind of milling attachment for optical mirror slip |
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Effective date of registration: 20210617 Address after: 223113 east of 328 provincial road and north of metallurgical Avenue in Hongze Economic Development Zone, Huai'an City, Jiangsu Province Applicant after: Jiangsu Yijun Heavy Industry Machinery Manufacturing Co.,Ltd. Address before: 050000 No.100, middle Huahua Road, circular chemical industry park, Shijiazhuang City, Hebei Province Applicant before: Zhang Antang |
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