CN107378035B - Vertical numerical control deep hole drill machine tool - Google Patents

Vertical numerical control deep hole drill machine tool Download PDF

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Publication number
CN107378035B
CN107378035B CN201710643814.0A CN201710643814A CN107378035B CN 107378035 B CN107378035 B CN 107378035B CN 201710643814 A CN201710643814 A CN 201710643814A CN 107378035 B CN107378035 B CN 107378035B
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China
Prior art keywords
guide sleeve
main shaft
driving
fixedly connected
deep hole
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CN201710643814.0A
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CN107378035A (en
Inventor
彭土明
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Guangdong Ligong Equipment Co ltd
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Guangdong Ligong Equipment Co ltd
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Priority to CN201710643814.0A priority Critical patent/CN107378035B/en
Publication of CN107378035A publication Critical patent/CN107378035A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
    • B23B39/16—Drilling machines with a plurality of working-spindles; Drilling automatons
    • B23B39/24—Drilling machines with a plurality of working-spindles; Drilling automatons designed for programme control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
    • B23B41/02—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor for boring deep holes; Trepanning, e.g. of gun or rifle barrels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
    • B23B47/34—Arrangements for removing chips out of the holes made; Chip- breaking arrangements attached to the tool
    • 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
    • B23Q1/44—Movable or adjustable work or tool supports using particular mechanisms
    • B23Q1/56—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism
    • B23Q1/58—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism a single sliding pair
    • B23Q1/585—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism a single sliding pair perpendicular to the working surface
    • 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
    • B23Q1/44—Movable or adjustable work or tool supports using particular mechanisms
    • B23Q1/56—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism
    • B23Q1/60—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism two sliding pairs only, the sliding pairs being the first two elements of the mechanism
    • B23Q1/62—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism two sliding pairs only, the sliding pairs being the first two elements of the mechanism with perpendicular axes, e.g. cross-slides
    • B23Q1/621—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism two sliding pairs only, the sliding pairs being the first two elements of the mechanism with perpendicular axes, e.g. cross-slides a single sliding pair followed perpendicularly by a single sliding pair
    • B23Q1/626—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism two sliding pairs only, the sliding pairs being the first two elements of the mechanism with perpendicular axes, e.g. cross-slides a single sliding pair followed perpendicularly by a single sliding pair followed perpendicularly by a single sliding pair
    • 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
    • B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2270/00—Details of turning, boring or drilling machines, processes or tools not otherwise provided for
    • B23B2270/28—Cleaning
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Boring (AREA)

Abstract

The invention discloses a vertical numerical control deep hole drilling machine tool, which comprises a machine tool body base, a workbench unit arranged on the machine tool body base, a stand column fixedly connected to the machine tool body base, a main shaft unit arranged on the stand column, and a driving control system for driving the main shaft unit and the workbench unit to drill. The vertical numerical control deep hole drilling machine tool can be used for deep hole machining by using the cutter gun rod, and can guide and stabilize the cutter gun rod in the deep hole drilling process, and the drilling precision and quality are high.

Description

Vertical numerical control deep hole drill machine tool
Technical Field
The invention relates to numerical control machining equipment, in particular to a vertical numerical control deep hole drilling machine tool.
Background
At present, a drilling machine tool, particularly a plastic mold, is usually used for manufacturing and processing a mold, and deep holes (the length-diameter ratio is more than 30:1) are more, and because the deep holes are larger in depth and have particularly small holes, the requirements on processing precision and strength of drilling tools are relatively high, and horizontal deep hole drilling machines are generally used for processing, and drilling tools are usually used for drilling by using horizontal deep hole drilling machines.
However, the conventional method for deep hole processing by using a horizontal deep hole drilling machine has the following defects:
when deep hole processing is carried out on the horizontal deep hole drilling machine, the work piece installation is time-consuming and labor-consuming, the process of aligning and positioning the drilling gun and the work piece is complex, and the drilling gun is easy to vibrate under the action of gravity to influence the drilling precision. Although deep holes are processed by using a vertical structure, the deep holes are processed by using a tool such as a twist drill with low processing speed and low processing precision, and the requirements of high speed and high precision in the die industry are difficult to meet. If a drill tool is used for realizing vertical quick and high-precision deep hole machining, the problems that drill bits are difficult to remove chips, gun heads are difficult to find and position, the drill is easy to shake in the drilling process and the like during vertical machining are required to be solved, and the existing vertical machine tool cannot solve the problems.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide the vertical numerical control deep hole drilling machine tool, which not only can guide a drilling gun to find and position when deep hole drilling begins, but also can stabilize a gun rod in the deep hole machining process, so that the gun rod is prevented from shaking, chip removal is facilitated, and the drilling precision and quality are improved.
The invention adopts the following technical scheme:
the vertical numerical control deep hole drilling machine tool comprises a machine tool body base, a workbench unit arranged on the machine tool body base, an upright post fixedly connected to the machine tool body base, a main shaft unit arranged on the upright post, and a driving control system for driving the main shaft unit and the workbench unit to drill, wherein the main shaft unit comprises a main shaft and a tool gun rod fixedly connected to the bottom of the main shaft, a communicated oil path channel is arranged in the main shaft and the tool gun rod, a main shaft frame capable of sliding up and down along the upright post is arranged on the upright post, the main shaft unit is fixedly connected to the main shaft frame, a guide sleeve component which is in sliding connection with the main shaft frame and a driving device for driving the guide sleeve component to move along the main shaft frame are arranged on one side of the main shaft frame, a metal guide sleeve is fixedly connected to the bottom of the guide sleeve component, and a through hole matched with the tool gun rod is formed in the metal guide sleeve; when the driving device starts to work, the guide sleeve assembly moves along the main shaft frame to the direction of the workpiece until the metal guide sleeve positioned at the bottom of the guide sleeve assembly is abutted against the workpiece, and the driving device stops working.
Further, a connection bracket is arranged between the driving device and the guide sleeve assembly, the connection bracket is fixedly connected with the guide sleeve assembly, a limit switch for controlling the driving device to start and stop is arranged on the connection bracket, a convex part for triggering the limit switch is arranged on a driving shaft of the driving device, and an elastic piece is arranged between the driving shaft and the bottom wall of the connection bracket.
Further, the connecting support is U-shaped, a limiting hole for the driving shaft to pass through is formed in the upper wall of the connecting support, and the aperture of the limiting hole is smaller than the outer diameter of the protruding portion.
Further, the convex part is a ring sleeve fixedly connected to the end part of the driving shaft, an external thread is arranged at the end part of the driving shaft, and a threaded hole matched with the external thread is formed in the middle of the ring sleeve.
Further, the elastic piece is a high-load round spring.
Further, the guide sleeve assembly comprises a sliding seat and a guide sleeve bracket fixedly connected to the bottom of the sliding seat, the connecting bracket is fixedly connected to the sliding seat, the sliding seat is in sliding connection with the main shaft frame, and the guide sleeve bracket is provided with a mounting hole for fixing the metal guide sleeve.
Further, at least two guide rails are arranged on the sliding seat, at least two sliding blocks are arranged on each guide rail, and the sliding blocks are fixedly connected with the main shaft frame.
Further, the guide sleeve support is L-shaped, and the guide sleeve support comprises a vertical section and a horizontal section which are connected, a positioning groove used for fixing the guide sleeve support is formed in the vertical section, the mounting hole is formed in the horizontal section, a through hole is formed in the radial direction of the mounting hole, and a wave bead screw used for fixing the metal guide sleeve is arranged in the through hole.
Further, the vertical section is provided with a wind path channel leading to the upper end and the lower end of the mounting hole.
Further, the outer side wall of the metal guide sleeve is provided with a clamping groove matched with the wave bead screw.
Compared with the prior art, the invention has the beneficial effects that:
the deep hole drilling machine tool adopts a vertical structure, a workpiece is mounted on a horizontal workbench unit, and the workpiece is machined by the vertical movement of the spindle unit, so that clamping of the workpiece and alignment and positioning of the spindle are facilitated, and the machining precision is higher; the guide sleeve assembly and the driving device for driving the guide sleeve assembly to move along the main shaft frame are arranged on the main shaft frame of the deep hole drilling machine tool, the metal guide sleeve is arranged on the guide sleeve assembly, when the tool gun rod is used for machining a workpiece, the driving device drives the guide sleeve assembly to move downwards so that the metal guide sleeve is pressed on the workpiece, the metal guide sleeve guides the tool gun rod to accurately drill into a machining point, and the tool gun rod can be continuously stabilized for drilling in the machining process; the main shaft of the main shaft unit and the tool gun rod are internally provided with oil path channels which are communicated, and when the tool gun rod is drilled, high-pressure cutting fluid can be input into the oil path channels and sprayed out from the bottom of the tool gun rod, so that scraps in the machining holes are cleaned.
Drawings
Fig. 1 is a schematic perspective view of a vertical numerical control deep hole drilling machine according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a connection structure between a spindle unit and a guide sleeve assembly of a vertical numerical control deep hole drilling machine tool according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a connection structure between a driving device and a guide sleeve assembly of a vertical type numerical control deep hole drilling machine tool according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a connection structure between a metal guide sleeve and a guide sleeve bracket of a vertical numerical control deep hole drilling machine tool according to an embodiment of the invention.
In the figure: 10. a bed base; 20. a table unit; 30. a column; 40. a spindle unit; 41. a main shaft; 42. a cutter gun rod; 43. an oil passage; 50. a main shaft bracket; 60. a guide sleeve assembly; 61. a slide; 611. a guide rail; 612. a slide block; 62. a guide sleeve bracket; 621. a mounting hole; 622. a positioning groove; 623. a through hole; 624. a wave bead screw; 625. an air path channel; 63. a metal guide sleeve; 631. a clamping groove; 632. a through hole; 633. a limit part; 70. a driving device; 71. a drive shaft; 711. a convex portion; 80. a coupling bracket; 81. a limiting hole; 90. a limit switch; 100. an elastic member.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
As shown in fig. 1-4, the vertical numerical control deep hole drilling machine tool according to the embodiment of the invention comprises a machine body base 10, a workbench unit 20 arranged on the machine body base 10, a column 30 fixedly connected to the machine body base 10, a main shaft unit 40 arranged on the column 30, and a driving control system for driving the main shaft unit 40 and the workbench unit 20 to drill, wherein the main shaft unit 40 comprises a main shaft 41 and a tool gun rod 42 fixedly connected to the bottom of the main shaft 41, oil passages 43 communicated with each other are arranged in the main shaft 41 and the tool gun rod 42, a main shaft frame 50 capable of sliding up and down along the column 30 is arranged on the column 30, the main shaft unit 40 is fixedly connected to the main shaft frame 50, a guide sleeve assembly 60 slidably connected with the main shaft frame 50 and a driving device 70 for driving the guide sleeve assembly 60 to move along the main shaft frame 50 are arranged on one side of the main shaft frame 50, a metal guide sleeve 63 is fixedly connected to the bottom of the guide sleeve assembly 60, and a through hole 632 matched with the tool gun rod 42 is arranged on the metal guide sleeve 63; when the driving device 70 starts to work, the guide sleeve assembly 60 moves along the spindle frame 50 toward the workpiece until the metal guide sleeve 63 at the bottom of the guide sleeve assembly 60 abuts against the workpiece, and the driving device 70 stops working.
By adopting the vertical structure, the workpiece is mounted on the horizontal workbench unit 20, the workpiece is processed by the vertical movement of the main shaft unit 40, so that the clamping of the workpiece and the alignment and positioning of the main shaft are facilitated, and the processing precision is higher; the guide sleeve assembly 60 and the driving device 70 for driving the guide sleeve assembly 60 to move along the main shaft frame 50 are arranged on the main shaft frame 50 of the deep hole drilling machine tool, the metal guide sleeve 63 is arranged on the guide sleeve assembly 60, when the tool gun rod 42 is used for machining a workpiece, the driving device 70 drives the guide sleeve assembly 60 to move downwards so that the metal guide sleeve 63 is pressed on the workpiece, the metal guide sleeve 63 guides the tool gun rod 42 to accurately drill into a machining point, and the tool gun rod 42 can be continuously stabilized to drill holes in the machining process; an oil passage 43 is provided in the main shaft 41 of the main shaft unit 40 and the tool gun rod 42, and a high-pressure cutting fluid is supplied into the oil passage 43 during drilling of the tool gun rod 42, and the high-pressure cutting fluid is discharged from the bottom of the tool gun rod 42 to clean scraps in the machining hole.
As a preferred embodiment, a coupling bracket 80 is arranged between the driving device 70 and the guide sleeve assembly 60, the coupling bracket 80 is fixedly connected with the guide sleeve assembly 60, a limit switch 90 for controlling the driving device 70 to start and stop is arranged on the coupling bracket 80, a convex part 711 for triggering the limit switch 90 is arranged on a driving shaft 71 of the driving device 70, and an elastic piece 100 is arranged between the driving shaft 71 and the bottom wall of the coupling bracket 80; when the driving device 70 starts to work, the elastic member 100 is compressed under the action of the driving shaft 71, and pushes the coupling bracket 80 and the guide sleeve assembly 60 to move towards the workpiece until the metal guide sleeve 63 abuts against the workpiece, the coupling bracket 80 and the guide sleeve assembly 60 stop moving, the driving shaft 71 continues to move and compress the elastic member 100 until the protrusion 711 abuts against the limit switch 90, and the driving device 70 stops working.
By arranging the driving device 70 for driving the guide sleeve assembly 60 to move up and down along the main shaft unit 40 on the main shaft frame 50, arranging the connecting bracket 80 between the driving device 70 and the guide sleeve assembly 60, arranging the elastic piece 100 between the driving shaft 71 of the driving device 70 and the connecting bracket 80, when the driving shaft 71 of the driving device 70 stretches out of the compressed elastic piece 100, the elastic piece 100 is pressed to push the connecting bracket 80 and the guide sleeve assembly 60 to move along the main shaft frame 50 towards the workpiece, so that the metal guide sleeve 63 on the guide sleeve assembly 60 is abutted against the workpiece and is tightly attached to the workpiece plane, and the metal guide sleeve 63 can stably guide the cutter gun rod 42 when the main shaft unit 40 is used for drilling, thereby avoiding the influence on the drilling quality and precision caused by the vibration of the cutter gun rod 42; in addition, the connection bracket 80 is provided with a limit switch 90 which can be contacted with the driving shaft 71 and is used for controlling the start and stop of the driving device 70, when the elastic piece 100 is continuously compressed by the driving shaft 71, the driving device 70 stops working when the convex part 711 on the driving shaft 71 is contacted with the limit switch 90, the pressed elastic piece 100 can continuously apply pressure to the connection bracket 80 and the guide sleeve assembly 60, so that the metal guide sleeve 63 can be continuously clung to the workpiece plane to guide and stabilize the tool gun rod 42, and cutting fluid is sealed, and the splashing effect of the cutting fluid is prevented; and because the elastic piece 100 has the function of buffering the pushing force of the driving shaft 71, the metal guide sleeve 63 can be prevented from crushing the workpiece in the process of approaching to the workpiece.
The connecting bracket 80 is U-shaped, the upper wall of the connecting bracket 80 is provided with a limiting hole 81 for the driving shaft 71 to pass through, the aperture of the limiting hole 81 is smaller than the outer diameter of the convex part 711, when the driving shaft 71 is contracted, the convex part 711 is clamped on the limiting hole 81, and the driving shaft 71 is contracted to pull the connecting bracket 80 and the guide sleeve assembly 60, so that the metal guide sleeve 63 is separated from a workpiece; correspondingly, the convex part 711 is a ring sleeve fixedly connected to the end part of the driving shaft 71, the end part of the driving shaft 71 is provided with external threads, the middle part of the ring sleeve is provided with a threaded hole matched with the external threads, when the ring sleeve is installed, the driving shaft 71 can firstly pass through the limit hole 81, and then the ring sleeve is fixedly connected to the end part of the driving shaft 71 by utilizing the matching of the external threads and the threaded hole, so that the ring sleeve is more convenient to install; in order to ensure that the elastic member 100 continuously provides a sufficient rebound thrust, the elastic member 100 used in the present embodiment is a high-load round spring.
The guide sleeve assembly 60 comprises a sliding seat 61 and a guide sleeve bracket 62 fixedly connected to the bottom of the sliding seat 61, a connecting bracket 80 is fixedly connected to the sliding seat 61, the sliding seat 61 is in sliding connection with the main shaft frame 50, and a mounting hole 621 for fixing a metal guide sleeve 63 is formed in the guide sleeve bracket 62; the coupling bracket 80, the guide sleeve bracket 62 and the metal guide sleeve 63 slide along the spindle carrier 50 together with the slide 61 by the sliding connection of the slide 61 with the spindle carrier 50 under the drive of the drive device 70. Further, in order to improve the rigidity of the connection structure between the slide 61 and the spindle bracket 50 and the sliding stability of the slide 61 along the spindle bracket 50, at least two guide rails 611 are provided on the slide 61, at least two sliding blocks 612 are provided on each guide rail 611, and the sliding blocks 612 are fixedly connected with the spindle bracket 50.
In order to facilitate the installation of the guide sleeve bracket 62 and the stable matching of the metal guide sleeve 63 and the cutter gun rod 42, the quick installation and the disassembly of the metal guide sleeve 63 are realized, the guide sleeve bracket 62 is L-shaped and comprises a vertical section and a horizontal section which are connected, a positioning groove 622 for fixing the guide sleeve bracket 62 is arranged on the vertical section, a mounting hole 621 is arranged on the horizontal section, a through hole 623 is radially arranged on the mounting hole 621, and a wave bead screw 624 for fixing the metal guide sleeve 63 is arranged in the through hole 623. Further, the vertical section is provided with a wind path channel 625 leading to the upper and lower ends of the mounting hole 621, and high-pressure gas can be input into the wind path channel 625, so that the scraps accumulated on the upper and lower ends of the metal guide sleeve 63 can be cleaned conveniently. Further, in order to achieve fast and stable installation of the metal guide sleeve 63, a clamping groove 631 matched with the bead screw 624 is provided on the outer side wall of the metal guide sleeve 63. In order to discharge scraps during the drilling process of the cutter, the through hole 632 is provided with a chamfer at one end of the metal guide sleeve 63 away from the workpiece; in order to prevent the metal guide sleeve 63 from upwards shifting when being pressed to cling to a workpiece, the end part of the metal guide sleeve 63 close to the workpiece is provided with a limiting part 633, the outer diameter of the limiting part 633 is larger than the aperture of the mounting hole 621, and when the metal guide sleeve 63 clings to the workpiece, the limiting part 633 can be clamped at the bottom end of the mounting hole 621; in order to prolong the service life of the guide sleeve and reduce the number of times of replacing the guide sleeve, the metal guide sleeve 63 used in the embodiment is a tungsten steel guide sleeve.
The above embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are intended to be within the scope of the present invention as claimed.

Claims (6)

1. A vertical numerical control deep hole drill machine tool is characterized in that: the drilling machine comprises a machine body base, a workbench unit arranged on the machine body base, a stand column fixedly connected to the machine body base, a main shaft unit arranged on the stand column, and a driving control system for driving the main shaft unit and the workbench unit to drill, wherein the main shaft unit comprises a main shaft and a tool gun rod fixedly connected to the bottom of the main shaft, a communicated oil path channel is arranged in the main shaft and the tool gun rod, a main shaft frame capable of sliding up and down along the stand column is arranged on the stand column, the main shaft unit is fixedly connected to the main shaft frame, one side of the main shaft frame is provided with a guide sleeve component in sliding connection with the main shaft frame and a driving device for driving the guide sleeve component to move along the main shaft frame, a metal guide sleeve is fixedly connected to the bottom of the guide sleeve component, and a through hole matched with the tool gun rod is formed in the metal guide sleeve; when the driving device starts to work, the guide sleeve assembly moves along the main shaft frame towards the workpiece until the metal guide sleeve at the bottom of the guide sleeve assembly is abutted against the workpiece, and the driving device stops working; a connecting bracket is arranged between the driving device and the guide sleeve assembly, the connecting bracket is fixedly connected with the guide sleeve assembly, a limit switch for controlling the driving device to start and stop is arranged on the connecting bracket, a convex part for triggering the limit switch is arranged on a driving shaft of the driving device, and an elastic piece is arranged between the driving shaft and the bottom wall of the connecting bracket; the connecting bracket is U-shaped, a limiting hole for the driving shaft to pass through is formed in the upper wall of the connecting bracket, and the aperture of the limiting hole is smaller than the outer diameter of the protruding part; the convex part is a ring sleeve fixedly connected to the end part of the driving shaft, an external thread is arranged at the end part of the driving shaft, and a threaded hole matched with the external thread is formed in the middle of the ring sleeve; the elastic piece is a high-load round spring.
2. The vertical numerically controlled deep hole drilling machine of claim 1, wherein: the guide sleeve assembly comprises a sliding seat and a guide sleeve bracket fixedly connected to the bottom of the sliding seat, the connecting bracket is fixedly connected to the sliding seat, the sliding seat is in sliding connection with the main shaft frame, and the guide sleeve bracket is provided with a mounting hole for fixing the metal guide sleeve.
3. The vertical numerically controlled deep hole drilling machine of claim 2, wherein: the sliding seat is provided with at least two guide rails, each guide rail is provided with at least two sliding blocks, and the sliding blocks are fixedly connected with the main shaft frame.
4. The vertical numerically controlled deep hole drilling machine of claim 2, wherein: the guide sleeve support is L-shaped and comprises a vertical section and a horizontal section which are connected, a positioning groove used for fixing the guide sleeve support is formed in the vertical section, the mounting hole is formed in the horizontal section, a through hole is formed in the mounting hole in the radial direction, and a wave bead screw used for fixing the metal guide sleeve is arranged in the through hole.
5. The vertical numerically controlled deep hole drilling machine of claim 4, wherein: the vertical section is provided with an air passage channel leading to the upper end and the lower end of the mounting hole.
6. The vertical numerically controlled deep hole drilling machine of claim 4, wherein: and the outer side wall of the metal guide sleeve is provided with a clamping groove matched with the wave bead screw.
CN201710643814.0A 2017-07-31 2017-07-31 Vertical numerical control deep hole drill machine tool Active CN107378035B (en)

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CN107900709A (en) * 2017-11-30 2018-04-13 江苏阿尔博装饰工程有限公司 A kind of multifunction machine slide unit
CN110000408A (en) * 2019-01-28 2019-07-12 广东鸿图南通压铸有限公司 A kind of processing unit (plant) and processing method of aluminium alloy extensional shell high accurate hole
US11148208B2 (en) * 2020-02-03 2021-10-19 The Boeing Company Vibration assisted drilling system and method of use
CN114713880B (en) * 2022-05-17 2024-04-02 惠州市德丰精密机床有限公司 Movable column type gantry combined type numerical control machining tool

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CN103158038A (en) * 2011-12-08 2013-06-19 苏州上金数控科技有限公司 High-speed vertical machining center
DE202011052431U1 (en) * 2011-12-22 2013-03-25 Kuka Systems Gmbh processing tool
CN105729117B (en) * 2016-04-29 2018-07-10 深圳利工科技有限公司 The vertical sleeping composite numeric control lathe of one kind
CN205520443U (en) * 2016-04-29 2016-08-31 深圳利工科技有限公司 Deep hole drilling and mill integrative digit control machine tool
CN207840204U (en) * 2017-07-31 2018-09-11 深圳利工科技有限公司 A kind of vertical numerical control deep hole drilling machine

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