CN113752029A - Gantry boring and milling combined machining center with single-side horizontal boring and fixed beam - Google Patents

Gantry boring and milling combined machining center with single-side horizontal boring and fixed beam Download PDF

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Publication number
CN113752029A
CN113752029A CN202111158612.XA CN202111158612A CN113752029A CN 113752029 A CN113752029 A CN 113752029A CN 202111158612 A CN202111158612 A CN 202111158612A CN 113752029 A CN113752029 A CN 113752029A
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China
Prior art keywords
boring
milling
horizontal boring
horizontal
spindle box
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CN202111158612.XA
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Chinese (zh)
Inventor
白光勇
张健
李原良
单士海
赵志军
赵晓会
王雷
马洪亮
关涛
臧红日
刘志友
刘磊
张文强
魏景利
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Qiqihar Heavy CNC Equipment Co Ltd
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Qiqihar Heavy CNC Equipment Co Ltd
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Priority to CN202111158612.XA priority Critical patent/CN113752029A/en
Publication of CN113752029A publication Critical patent/CN113752029A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P23/00Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
    • B23P23/02Machine tools for performing different machining operations

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  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Machine Tool Units (AREA)

Abstract

The invention discloses a gantry boring and milling combined machining center for a single-side horizontal boring fixed beam, and belongs to the technical field of machine tools. The machine tool adopts a processing mode that a motor base is fixed, a horizontal boring cutter rotates and a boring and milling cutter rotates. The machine tool utilizes a horizontal boring cutter head to carry out pull boring and push boring processing on axial end faces and inner holes on various alternating current/direct current generators and motor bases in a motor factory, and can also realize drilling, tapping and plane milling processing on the motor bases by adopting a boring and milling cutter frame. Horizontal boring processing and boring and milling processing are carried out, the same rectangular workbench is adopted to realize axial horizontal feeding movement of the motor base, the multiple clamping time of the motor base is reduced, and the station positioning precision is high. The ram in the boring and milling tool rest is moved into a tool magazine or a milling head, so that the automatic tool replacement is realized, and all boring, milling and drilling processes are realized on one machine tool by the motor base.

Description

Gantry boring and milling combined machining center with single-side horizontal boring and fixed beam
Technical Field
The invention relates to a gantry boring and milling combined machining center with a single-sided horizontal boring fixed beam, and belongs to the technical field of machine tools.
Background
The motor base is a thin-wall cylindrical part, the rigidity is poor, the required precision of form and position tolerance is high, the coaxiality of the centering spigot at the end of the motor base and an inner hole is poor in the machining process, the end face hole system, the shaft end hole system, each machined end face and each machined window of the motor base need to be machined on different equipment, the machining precision is low, and the machining efficiency is low.
At present, in China, an axial hole system and an axial end face of a large motor base with the part size of phi 580 mm-phi 1800mm are machined by a vertical lathe, the machining length of an inner hole of the motor base is deep, turning is needed, secondary part assembling, clamping and aligning are carried out, the coaxiality of a spigot and the inner hole is poor, and the out-of-tolerance is serious. And the shaft end hole system, each machined end face and each machining window need to be machined on another boring machine or milling machine, the motor base is aligned, positioned and clamped again, and the turning machining is carried out again to realize the machining of each face.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides a gantry boring and milling composite machining center for single-side horizontal boring and fixed beam, which is improved on the basis of a gantry boring and milling machine tool for fixed beam, so that a motor base is clamped at one time, and the high-precision and high-efficiency machining of an end face hole system, a shaft end hole system, each machined end face and each machined window of the motor base is completed.
The technical scheme adopted by the invention for solving the technical problems is as follows: a gantry boring and milling combined machining center with single-sided horizontal boring and fixed beams comprises a gantry boring and milling machine with fixed beams, a horizontal boring cutter head, a horizontal boring sleeve, a horizontal boring spindle box, a main motor base, a spindle box base, a tool magazine and a milling head, wherein the gantry boring and milling machine with fixed beams comprises a machine body, a rectangular workbench, stand columns, a cross beam, a boring and milling tool rest, an automatic chip removal and cooling system, a hydraulic system, an electric system and the like, the rectangular workbench is positioned on the machine body, the stand columns are arranged on two sides of the machine body behind the rectangular workbench, the cross beam base is arranged above the stand columns, the stand columns and the cross beam are fixedly connected through bolts, the boring and milling tool rest is arranged on the cross beam and is moved into the tool magazine through a ram or the milling head in the boring and milling tool rest, automatic tool changing part machining is realized, the automatic chip removal and cooling system guides cooling liquid to the lower side of the ram of the boring and milling tool rest, machining heat is taken away through the cooling liquid, and cutter cooling during milling is realized, the scrap iron is automatically recycled into the scrap collecting box through an automatic scrap discharging device, wherein the front end of a machine body of the fixed beam gantry boring and milling machine is extended, a horizontal boring spindle box used by a horizontal boring machine is arranged at the front end of the machine body, the bottom of the horizontal boring spindle box is fixed on a spindle box base, the spindle box base is fixedly connected with the front end of the machine body, a main motor base is arranged at the front end of the spindle box base, a motor for driving the horizontal boring spindle box is arranged on the main motor base and is connected with an electric system of the fixed beam gantry boring and milling machine, a horizontal boring sleeve is fixed at the rear end of the horizontal boring spindle box, a horizontal boring cutter head is arranged at the end of the horizontal boring sleeve, the horizontal boring spindle box transmits power to the horizontal boring cutter head through the horizontal boring sleeve, the horizontal boring cutter head is positioned above a rectangular workbench, and the axial end face, an inner hole and a push-pull processing are carried out on a generator or a motor base fixed on the rectangular workbench through the horizontal boring cutter head, the boring and milling cutter frame can realize drilling, tapping and plane milling processing on the motor base, so that the motor base is clamped at one time, and high-precision and high-efficiency processing of the end face hole system, the shaft end hole system, each processing end face and each processing window of the motor base is completed.
Furthermore, the outer wall of the horizontal boring sleeve is in an equal-rigidity conical cylinder shape, the length of the horizontal boring sleeve is greater than that of the generator or the motor base, and the diameter of the root of the horizontal boring sleeve is smaller than that of the minimum machining inner hole of the generator or the motor base. The through type processing of the generator or the motor base can be guaranteed, the stability of the cutter head can be improved, and the processing precision is guaranteed.
Furthermore, a tool magazine is installed on a moving track line of the boring and milling tool rest beside the machine body, a milling head is installed on a moving track line of the boring and milling tool rest on the cross beam, and a ram in the boring and milling tool rest moves into the tool magazine or the milling head, so that automatic tool changing part machining is realized.
The size of the parts of the inner hole and two axial end faces of the main large-scale motor base is phi 580-phi 1800mm, the maximum processing axial size of the base reaches 3100mm, the processing diameter is larger, the hole length is deeper, and more holes and planes need to be processed on the outer surface, so that the processing mode of rotating a workpiece fixed horizontal boring cutter and a boring and milling cutter is adopted.
The radial feed motion of a cutter in the horizontal boring cutter head, the axial horizontal feed motion of the rectangular workbench, the horizontal movement of the boring and milling cutter frame and the vertical feed motion of the ram are controlled by the numerical control servo of the fixed beam gantry boring and milling machine.
The motor base is arranged on the rectangular workbench, the center height is adjusted through the equal-height blocks, the motor base with different center heights is machined, and the motor base is clamped and fixed on the rectangular workbench through bolts. The motor base and the rectangular workbench move together in a feeding mode, and machining of the motor base is achieved.
The invention has the beneficial effects that: the single-side horizontal boring fixed beam gantry boring and milling combined machining center is improved on the basis of a fixed beam gantry boring and milling machine tool, a horizontal boring cutter mechanism is added to carry out axial end face, inner hole drawing boring and push boring machining on various alternating current and direct current generators and motor bases of a motor factory, drilling, tapping, milling plane machining, horizontal boring machining and boring and milling machining on the bases are realized through a tool rest of the gantry boring and milling machine, the axial horizontal feeding motion of the motor bases is realized by adopting the same rectangular working table, the multiple clamping time of the motor bases is reduced, the station positioning precision is high, automatic tool replacement is realized by moving a ram in the boring and milling tool rest into a tool magazine or a milling head, the motor bases are clamped at one time, and the end face hole system, the shaft end hole system and each machined end face of the motor bases are completed, High precision and high efficiency processing of each processing window.
Drawings
The invention is further described with reference to the following figures and detailed description.
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Reference numbers in the figures:
1. the horizontal boring cutter head comprises a horizontal boring cutter head 2, a horizontal boring sleeve 3, a horizontal boring spindle box 4, a main motor base 5, a spindle box base 6, a lathe bed 7, a rectangular workbench 8, a vertical column 9, a cross beam 10, a boring and milling cutter frame 11, a tool magazine 12, a milling head 13 and an automatic chip removal and cooling system.
Detailed Description
As shown in fig. 1-2, a single-side horizontal boring and fixed beam gantry boring and milling combined machining center comprises a fixed beam gantry boring and milling machine, a horizontal boring cutter head 1, a horizontal boring sleeve 2, a horizontal boring spindle box 3, a main motor base 4, a spindle box base 5, a tool magazine 11 and a milling head 12, wherein the fixed beam gantry boring and milling machine comprises a machine body 6, a rectangular workbench 7, a stand column 8, a cross beam 9, a boring and milling cutter frame 10, an automatic chip removal and cooling system, a hydraulic system, an electrical system and the like, the rectangular workbench 7 is positioned on the machine body 6, the stand column 8 is arranged on two sides of the machine body 6 behind the rectangular workbench 7, the cross beam 9 is positioned above the stand column 8, the stand column 8 and the cross beam 9 are fixedly connected by bolts, the boring and milling cutter frame 10 is arranged on the cross beam 9, and is moved into the tool magazine 11 by a ram or the milling head 12 in the boring and milling cutter frame 10 to realize automatic part machining and automatic chip removal and cooling system 13, cooling liquid is led to the lower part of a ram of a boring and milling cutter frame 10, machining heat is taken away through the cooling liquid, cutter cooling during milling is achieved, scrap iron is automatically recycled into a scrap collecting box through an automatic scrap discharging device, wherein the front end of a machine body 6 of a fixed beam gantry boring and milling machine is prolonged, a horizontal boring spindle box 3 used by the horizontal boring machine is arranged at the front end of the machine body 6, the bottom of the horizontal boring spindle box 3 is fixed on a spindle box base 5, the spindle box base 5 is fixedly connected with the front end of the machine body 6, a main motor base 4 is arranged at the front end of the spindle box base 5, a motor for driving the horizontal boring spindle box 3 is arranged on the main motor base 4 and is connected with an electric system of the fixed beam gantry boring and milling machine, a boring spindle box boring sleeve 2 is fixed at the rear end of the horizontal boring spindle box 3, a boring cutter disc 1 is arranged at the end part of the horizontal boring sleeve 2, the horizontal boring spindle box 3 transmits power to the horizontal boring cutter disc 1 through the horizontal boring sleeve 2, the horizontal boring cutter head 1 is positioned above the rectangular workbench 7, the axial end face and the inner hole of a generator or a motor base fixed on the rectangular workbench 7 are subjected to pull boring and push boring processing through the horizontal boring cutter head 1, and drilling, tapping and planar milling processing on the motor base can be realized by adopting the boring and milling cutter frame 10, so that the motor base is clamped at one time, and high-precision and high-efficiency processing of an end face hole system, a shaft end hole system, each processing end face and each processing window of the motor base is completed.
Furthermore, the outer wall of the horizontal boring sleeve 2 is in a cone shape with equal rigidity, the length of the horizontal boring sleeve is larger than that of the generator or the motor base, and the root diameter of the horizontal boring sleeve is smaller than the minimum machining inner hole diameter of the generator or the motor base, so that the through machining of the generator or the motor base can be guaranteed, the stability of a cutter head can be improved, and the machining precision can be guaranteed.
Further, a tool magazine 11 is installed on a moving track line of the boring and milling tool holder 10 beside the lathe bed 6, a milling head 12 is installed on a moving track line of the boring and milling tool holder 10 on the beam 9, and a ram in the boring and milling tool holder 10 is moved into the tool magazine 11 or the milling head 12, so that automatic tool changing part machining is realized.
The size of the parts of the inner hole and two axial end faces of the main large-scale motor base is phi 580-phi 1800mm, the maximum processing axial size of the base reaches 3100mm, the processing diameter is larger, the hole length is deeper, and more holes and planes need to be processed on the outer surface, so that the processing mode of rotating a workpiece fixed horizontal boring cutter and a boring and milling cutter is adopted.
The radial feed motion of the cutter in the horizontal boring cutter head 1, the axial horizontal feed motion of the rectangular workbench 7, the horizontal movement of the boring and milling cutter frame 10 and the vertical feed motion of the ram are all controlled by the numerical control servo of the fixed beam gantry boring and milling machine.
The motor base is arranged on the rectangular workbench 7, the center height is adjusted through the equal-height blocks, the processing of the motor bases with different center heights is realized, and the motor bases are installed and clamped on the rectangular workbench 7 through bolts. The motor base and the rectangular workbench move together in a feeding mode, and machining of the motor base is achieved. Horizontal boring processing and boring and milling processing, the same rectangular workbench is adopted to realize axial horizontal feeding movement of the motor base, the multiple clamping time of the motor base is reduced, the station positioning precision is high, and all boring, milling and drilling processes of the motor base on one machine tool are realized.

Claims (3)

1. A single-side horizontal boring and fixed beam gantry boring and milling combined machining center comprises a fixed beam gantry boring and milling machine, a horizontal boring cutter head (1), a horizontal boring sleeve (2), a horizontal boring spindle box (3), a main motor base (4), a spindle box base (5), a tool magazine (11) and a milling head (12), wherein the fixed beam gantry boring and milling machine comprises a machine body (6), a rectangular workbench (7), stand columns (8), a cross beam (9), a boring and milling tool frame (10), an automatic chip removal and cooling system, a hydraulic system, an electric system and the like, the rectangular workbench (7) is positioned on the machine body (6), the stand columns (8) are arranged on two sides of the machine body (6) behind the rectangular workbench (7), the cross beam (9) is positioned above the stand columns (8), the stand columns (8) and the cross beam (9) are connected in a bolt fixing mode, the boring and milling tool rest (10) is installed on the cross beam (9) and is moved into the tool magazine (11) through a ram or the milling head (12) in the milling tool rest (10), realize automatic tool changing parts machining, automatic chip removal and cooling system (13), cause the cooling liquid to boring milling cutter frame (10) ram below, take away the processing heat through the cooling liquid, realize milling the cutter cooling of processing man-hour to through automatic chip removal device, retrieve iron fillings to album bits incasement, its characterized in that automatically: the front end of a machine body (6) of the fixed beam gantry boring and milling machine is extended, a horizontal boring spindle box (3) used by a horizontal boring machine is arranged at the front end of the machine body (6), the bottom of the horizontal boring spindle box (3) is fixed on a spindle box base (5), the spindle box base (5) is fixedly connected with the front end of the machine body (6), a main motor base (4) is arranged at the front end of the spindle box base (5), a motor for driving the horizontal boring spindle box (3) is installed on the main motor base (4), the motor is connected with an electrical system of the fixed beam gantry boring and milling machine, a horizontal boring sleeve (2) is fixed at the rear end of the horizontal boring spindle box (3), a horizontal boring cutter head (1) is installed at the end part of the horizontal boring spindle box (2), the horizontal boring spindle box (3) transmits power to the horizontal boring cutter head (1) through the horizontal boring sleeve (2), and the horizontal boring cutter head (1) is located above a rectangular workbench (7).
2. The gantry boring and milling combined machining center for the single-sided horizontal boring fixed beam as claimed in claim 1, wherein: the outer wall of the horizontal boring sleeve (2) is in a cone shape with equal rigidity, the length of the horizontal boring sleeve is larger than that of the generator or the motor base, and the diameter of the root of the horizontal boring sleeve is smaller than that of the minimum machining inner hole of the generator or the motor base.
3. The gantry boring and milling combined machining center for the single-sided horizontal boring fixed beam as claimed in claim 1, wherein: a tool magazine (11) is arranged on a moving track line of a boring and milling tool rest (10) beside the machine body (6), and a milling head (12) is arranged on a moving track line of the boring and milling tool rest (10) on the cross beam (9).
CN202111158612.XA 2021-09-30 2021-09-30 Gantry boring and milling combined machining center with single-side horizontal boring and fixed beam Pending CN113752029A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111158612.XA CN113752029A (en) 2021-09-30 2021-09-30 Gantry boring and milling combined machining center with single-side horizontal boring and fixed beam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111158612.XA CN113752029A (en) 2021-09-30 2021-09-30 Gantry boring and milling combined machining center with single-side horizontal boring and fixed beam

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CN113752029A true CN113752029A (en) 2021-12-07

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116276094A (en) * 2023-04-24 2023-06-23 广东润星科技有限公司 Gantry type turning, boring and milling composite flexible machining unit
CN117140081A (en) * 2023-10-31 2023-12-01 赫艾机械设备(苏州)有限公司 Opposite double-spindle horizontal machining center

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116276094A (en) * 2023-04-24 2023-06-23 广东润星科技有限公司 Gantry type turning, boring and milling composite flexible machining unit
CN116276094B (en) * 2023-04-24 2023-11-21 广东润星科技有限公司 Gantry type turning, boring and milling composite flexible machining unit
CN117140081A (en) * 2023-10-31 2023-12-01 赫艾机械设备(苏州)有限公司 Opposite double-spindle horizontal machining center

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