CN104646714A - Digitized-automatic-control hydraulic multihole drilling machine - Google Patents

Digitized-automatic-control hydraulic multihole drilling machine Download PDF

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Publication number
CN104646714A
CN104646714A CN201510084483.2A CN201510084483A CN104646714A CN 104646714 A CN104646714 A CN 104646714A CN 201510084483 A CN201510084483 A CN 201510084483A CN 104646714 A CN104646714 A CN 104646714A
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CN
China
Prior art keywords
hydraulic
drilling machine
lathe bed
headstock
leading screw
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201510084483.2A
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Chinese (zh)
Other versions
CN104646714B (en
Inventor
张慧
孙振营
徐自立
邢培振
陈小冬
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Zhongzhou University
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Zhongzhou University
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Publication date
Application filed by Zhongzhou University filed Critical Zhongzhou University
Priority to CN201510084483.2A priority Critical patent/CN104646714B/en
Publication of CN104646714A publication Critical patent/CN104646714A/en
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Publication of CN104646714B publication Critical patent/CN104646714B/en
Expired - Fee Related legal-status Critical Current
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B39/00General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
    • B23B39/16Drilling machines with a plurality of working-spindles; Drilling automatons
    • B23B39/161Drilling machines with a plurality of working-spindles; Drilling automatons with parallel work spindles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q5/00Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22Feeding members carrying tools or work
    • B23Q5/34Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
    • B23Q5/38Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
    • B23Q5/40Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B2270/00Details of turning, boring or drilling machines, processes or tools not otherwise provided for
    • B23B2270/02Use of a particular power source
    • B23B2270/027Pneumatics

Abstract

The invention discloses a digitized-automatic-control hydraulic multihole drilling machine. The digitized-automatic-control hydraulic multihole drilling machine comprises a machine body, a clamping and locating device and two power boxes, wherein the two power boxes are limited onto the machine body in a sliding manner; drilling mechanisms are arranged in the power boxes, a sliding groove is formed along the axial direction of the machine body, and brackets which extend into the sliding groove are arranged at the bottoms of the power boxes and are connected with hydraulic linear drive mechanisms; a synchronous feeding device is arranged below the hydraulic linear drive mechanisms and comprises a lead screw with positive and negative threads and hydraulic motors which are respectively arranged at the two ends of the lead screw, and the positive and negative threads of the lead screw are respectively connected with the brackets of the two power boxes so as to form lead screw-screw nut transmission pairs; a computer digitized automatic control device is further arranged on the machine body so as to carry out computer digitized automatic control on the drilling machine. According to the digitized-automatic-control hydraulic multihole drilling machine, hydraulic transmission is adopted, and synchronous operation and non-synchronous operation modes for the double drilling mechanisms are provided and can be switched freely, so that more requirements of machining can be met.

Description

A kind of hydraulic porous drilling machine of digital automatic control
Technical field
The invention belongs to special purpose machine tool technical field, be specially a kind of hydraulic porous drilling machine of digital automatic control.
Background technology
Drilling machine is a kind of lathe adopting drill bit machining hole on workpiece, and usual bit is main motion, and drill bit moves axially as feed motion.Be characterized in that workpiece maintains static in process, by center cutter alignment hole center, allow cutter rotate.
At some specific components, as in the processing of piston rod, there is strict requirement to its axiality, wearability.In order to reach above-mentioned requirements, be processed as in the process of piston rod by steel pipe, the hole be positioned on same cross section requiring drilling machine to get out on steel pipe must be positioned on axis, and this just proposes very high requirement to the accuracy of drilling machine boring.But the technology of substep punching often taked by drilling machine common at present, namely first punch in one end of steel pipe, then in other end punching, this technique not only trivial operations, adds the amount of labour of workman; And often can not realize the axiality in two holes, defect ware rate is higher, improves production cost, causes unnecessary waste.
Have at present and adopt spacing two drilling equipments on drilling machine lathe bed that slide to realize Drilling operation, but the movement of original drilling equipment is mechanical type, adopt lead screw transmission to realize moving left and right.This type of belt drive multi-pore drilling machine complex structure, maintenance difficult.Therefore be necessary a kind of simple drive mechanism of design, make the movement of borehole drill construction steady.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of hydraulic porous drilling machine of digital automatic control, hydraulic drive is adopted to replace existing machine driving, headstock is made to move steadily, infinitely variable speeds can be realized during feeding, there is the synchronization job of two borehole drill construction and asynchronous work pattern and can arbitrarily switch, can more processing request be adapted to.
For solving the problems of the technologies described above, the technical solution used in the present invention is as described below.
A kind of hydraulic porous drilling machine of digital automatic control, comprise lathe bed, be located at the clamping and positioning device in the middle part of lathe bed and be located at the both sides of clamping and positioning device and the spacing headstock on the slide rail of lathe bed that slides, borehole drill construction is provided with in headstock, borehole drill construction on two headstocks is oppositely arranged, chute is axially arranged with along lathe bed, the support extended in described chute is provided with bottom headstock, support is connected with hydraulic linear driving mechanism, and described headstock has the one-movement-freedom-degree along slide rail by hydraulic linear driving mechanism; Simultaneous feeding device is provided with in the below of hydraulic linear driving mechanism, this sychronisation comprises the hydraulic motor being provided with right-and-left threaded leading screw and being located at leading screw two ends respectively, and the positive/negative thread of leading screw is connected with the support of two headstocks respectively and forms screw-nut transmission; Lathe bed is also provided with computer digital automaton to carry out computer digital to drilling machine and automatically control.
As a preferred technical solution of the present invention, described leading screw divides two sections of settings, and connecting portion is located at the middle part of leading screw, and two sections of leading screws connect by clutch.
As a preferred technical solution of the present invention, described computer digital automaton comprises Programmable Logic Controller, this Programmable Logic Controller is arranged the signal input that man-machine interaction touch-screen obtains controling parameters, the signal output part of Programmable Logic Controller respectively with the hydraulic linear driving mechanism of headstock, the hydraulic motor at leading screw two ends and two sections of leading screws in the middle of clutch electricly connect, realize the digitlization automatic job of drilling machine.
As a preferred technical solution of the present invention, clamping and positioning device comprises the locating platform being located at plane on lathe bed and the compressed oil cylinder be located at above locating platform.
As a preferred technical solution of the present invention, described headstock is spacing in two slide rails be arranged in parallel.
As a preferred technical solution of the present invention, described hydraulic linear driving mechanism is hydraulic push rod, and the two ends of hydraulic push rod are connected with support and lathe bed respectively.
Beneficial effect of the present invention is: the mobile of headstock adopts hydraulic drive, and structure is simple, steadily mobile; Hydraulic linear driving mechanism is hydraulic push rod, can realize infinitely variable speeds, can adapt to more processing request; Arrange simultaneous feeding device in the below of hydraulic linear driving mechanism, two headstocks move to drillman's displacement simultaneously, hole simultaneously, ensure that the uniformity that part is processed; Leading screw divides two sections of settings, and the contrary and two sections of leading screws of the hand of spiral of two sections of leading screws are connected by clutch, and when not needing synchronously to hole, clutch is in separately, improves the adaptability of simultaneous feeding device; Computer digital automaton is set, precisely, automatically, efficiently can completes bore operation by the controling parameters of the man-machine interaction touch-screen input drilling machine operation that Programmable Logic Controller is arranged.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the sectional structure schematic diagram after Fig. 1 removes clamping and positioning device.
In the accompanying drawings: 1 is lathe bed, 2 is clutches, and 3 is headstocks, and 4 is chutes, 5 is supports, and 6 is hydraulic push rods, and 7 is leading screws, and 8 is locating platforms, 9 is compressed oil cylinders, and 10 is hydraulic motors, and 11 is computer digital automatons, and 12 is man-machine interaction touch-screens.
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Detailed description of the invention
Embodiment 1
Referring to attached Fig. 1 and 2, the hydraulic porous drilling machine of digital automatic control of the present invention comprises lathe bed 1, be located at the clamping and positioning device in the middle part of lathe bed 1 and be located at the both sides of clamping and positioning device and the spacing headstock 3 on the slide rail of lathe bed 1 that slides, borehole drill construction is provided with in headstock 3, borehole drill construction on two headstocks 3 is oppositely arranged, its key is: be axially arranged with chute 4 along lathe bed 1, the support 5 extended in described chute 4 is provided with bottom headstock 3, support 5 is connected with hydraulic linear driving mechanism, described headstock 3 has the one-movement-freedom-degree along slide rail by hydraulic linear driving mechanism.Hydraulic linear driving mechanism is hydraulic push rod 6, and the two ends of hydraulic push rod 6 are connected with support 5 and lathe bed 1 respectively.Lathe bed 1 is foundry goods, is provided with footpost in the bottom of lathe bed 1.In the slide rail that spacing on lathe bed 1 two of headstock 3 are parallel, and slide rail is symmetrical arranged relative to chute 4, makes the thrust of hydraulic push rod 6 pairs of headstocks 3 more balanced like this, is beneficial to the movement of headstock 3.Clamping and positioning device comprises the locating platform 8 being located at plane on lathe bed 1 and the compressed oil cylinder 9 be located at above locating platform 8.Adopt such clamping and positioning design, the better processing work of this multi-pore drilling machine can be made and guarantee machining accuracy.
Be provided with simultaneous feeding device in the below of hydraulic linear driving mechanism, ensure the synchronizing moving of two headstocks 3, bore operation can be carried out to workpiece and the uniformity of guarantee boring simultaneously.This sychronisation comprises the hydraulic motor 10 being provided with right-and-left threaded leading screw 7 and being located at leading screw 7 two ends respectively, two supports 5 are respectively equipped with the screw thread matched with the positive/negative thread of leading screw 7, and the positive/negative thread of leading screw 7 is connected with the support 5 of two headstocks 3 respectively and forms screw-nut transmission.In order to increase the adaptability of sychronisation, leading screw 7 points two sections settings, be respectively equipped with plus thread and left-hand thread, connecting portion is located at the middle part of leading screw 7, and two sections of leading screws connect by clutch 2.When needs two headstocks 3 are simultaneously to workpiece movable, then clutch 2 is in connection status; When headstock 3 moves respectively, clutch 2 is in off-state.
When the borehole drill construction in needs two headstock 3 adds man-hour to part simultaneously, workpiece to be placed on locating platform 8 and to make compressed oil cylinder 9 workpiece pressing.Guidance panel, two headstocks 3 simultaneously to workpiece movable and hydraulic motor 10 drives leading screw 7 to rotate, make two headstocks 3 better to the uniformity of workpiece movable under the control of hydraulic push rod 6.After having holed, perform step contrary to the above, two headstock 3 repositions simultaneously.Compressed oil cylinder 9 unclamps, and is shifted out by the part processed and places next workpiece to be processed.
Meanwhile, drilling machine of the present invention is provided with computer digital automaton 11, its Programmable Logic Controller is arranged the signal input that man-machine interaction touch-screen 12 obtains controling parameters, the signal output part of Programmable Logic Controller respectively with the hydraulic linear driving mechanism of headstock 3, the hydraulic motor 10 at leading screw 7 two ends and the clutch 2 of two sections of leading screws centres electricly connect, realize the digitlization automatic job of drilling machine, during use, the controling parameters being inputted drilling machine operation by the man-machine interaction touch-screen 12 that Programmable Logic Controller is arranged can be precisely, automatically, complete bore operation efficiently.
Embodiment 2
The present invention also can reduce preparation under some demand, saves sychronisation and Digital Control device, and retain hydraulic power unit and replace motor, now, two headstocks 3 move along the slide rail on lathe bed 1 respectively under the effect of hydraulic push rod 6.Be provided with borehole drill construction in headstock 3, borehole drill construction adopts gear drive to make bit.
When needs processing parts, workpiece to be placed on locating platform 8 and to make compressed oil cylinder 9 workpiece pressing.Guidance panel, two headstocks 3 are holed to workpiece movable under the control of hydraulic system, complete the Drilling operation operation to workpiece.After having holed, two headstock 3 repositions respectively.Compressed oil cylinder 9 unclamps, and is shifted out by the part processed and places next workpiece to be processed.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.

Claims (6)

1. the hydraulic porous drilling machine of a digital automatic control, comprise lathe bed (1), be located at the clamping and positioning device at lathe bed (1) middle part and be located at the both sides of clamping and positioning device and the spacing headstock (3) on the slide rail of lathe bed (1) that slides, headstock is provided with borehole drill construction in (3), borehole drill construction on two headstocks (3) is oppositely arranged, it is characterized in that: be axially arranged with chute (4) along lathe bed (1), headstock (3) bottom is provided with the support (5) extended in described chute (4), support (5) is connected with hydraulic linear driving mechanism, described headstock (3) has the one-movement-freedom-degree along slide rail by hydraulic linear driving mechanism, simultaneous feeding device is provided with in the below of hydraulic linear driving mechanism, this sychronisation comprises the hydraulic motor (10) being provided with right-and-left threaded leading screw (7) and being located at leading screw (7) two ends respectively, and the positive/negative thread of leading screw (7) is connected with the support (5) of two headstocks (3) respectively and forms screw-nut transmission, lathe bed (1) is also provided with computer digital automaton (11) to carry out computer digital to drilling machine and automatically control.
2. the hydraulic porous drilling machine of digital automatic control according to claim 1, it is characterized in that: described leading screw (7) point two sections of settings, connecting portion is located at the middle part of leading screw (7), and two sections of leading screws connect by clutch (2).
3. the hydraulic porous drilling machine of digital automatic control according to claim 2, it is characterized in that: described computer digital automaton (11) comprises Programmable Logic Controller, this Programmable Logic Controller is arranged the signal input that man-machine interaction touch-screen (12) obtains controling parameters, the signal output part of Programmable Logic Controller respectively with the hydraulic linear driving mechanism of headstock (3), the hydraulic motor (10) at leading screw (7) two ends and two sections of leading screws in the middle of clutch (2) electricly connect, realize the digitlization automatic job of drilling machine.
4. the hydraulic porous drilling machine of the digital automatic control according to claim 1-3, is characterized in that: clamping and positioning device comprises the locating platform (8) being located at the upper plane of lathe bed (1) and the compressed oil cylinder (9) being located at locating platform (8) top.
5. the hydraulic porous drilling machine of the digital automatic control according to any one of claim 1-3, is characterized in that: described headstock (3) is spacing in two slide rails be arranged in parallel.
6. the hydraulic porous drilling machine of the digital automatic control according to any one of claim 1-3, it is characterized in that: described hydraulic linear driving mechanism is hydraulic push rod (6), the two ends of hydraulic push rod (6) are connected with support (5) and lathe bed (1) respectively.
CN201510084483.2A 2015-02-15 2015-02-15 A kind of hydraulic porous drilling machine of digital automatic control Expired - Fee Related CN104646714B (en)

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Application Number Priority Date Filing Date Title
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105817666A (en) * 2016-06-07 2016-08-03 天津市万佳建筑装饰安装工程有限公司 Vertical type multi-head drilling machine for machining big and small holes of aluminum plastic door and window bars
CN106112054A (en) * 2016-08-24 2016-11-16 中冶辽宁德龙钢管有限公司 A kind of steel pipe punching machine device and drilling method
CN107175371A (en) * 2017-07-26 2017-09-19 苏州标杆知识产权运营有限公司 A kind of efficient facing attachment
CN110814384A (en) * 2019-11-25 2020-02-21 济南建桥机械有限公司 Positioning and drilling device for hinge shaft
CN111940853A (en) * 2020-08-21 2020-11-17 湖南机电职业技术学院 High-precision numerical control lathe for double-line internal thread machining
CN112077347A (en) * 2020-09-07 2020-12-15 台州泰力制动电机股份有限公司 Horizontal multi-spindle drilling machine

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EP0961532A2 (en) * 1998-05-29 1999-12-01 PLURITEC ITALIA S.p.A. Drilling machine with a least two machining heads for machining printed circuit boards
CN2873417Y (en) * 2005-11-11 2007-02-28 上海日发数字化系统有限公司 Synchronous screw and its feeding mechanism
CN201470929U (en) * 2009-07-14 2010-05-19 成都久良数控机械有限责任公司 Deep hole drill horizontal multiple spindle drilling machine
CN201586768U (en) * 2009-10-11 2010-09-22 谢国兵 Multiple-spindle drilling machine
CN202498234U (en) * 2012-03-08 2012-10-24 泉州市三龙机械制造有限公司 Numerical control drilling machine
CN203018776U (en) * 2012-12-06 2013-06-26 北京加美中工贸有限公司 Horizontal type bi-directional drill machine
CN203124807U (en) * 2012-12-20 2013-08-14 邢台华电数控设备制造有限公司 Sliding table-type online adjustment and control digital combined machine tool

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0961532A2 (en) * 1998-05-29 1999-12-01 PLURITEC ITALIA S.p.A. Drilling machine with a least two machining heads for machining printed circuit boards
CN2873417Y (en) * 2005-11-11 2007-02-28 上海日发数字化系统有限公司 Synchronous screw and its feeding mechanism
CN201470929U (en) * 2009-07-14 2010-05-19 成都久良数控机械有限责任公司 Deep hole drill horizontal multiple spindle drilling machine
CN201586768U (en) * 2009-10-11 2010-09-22 谢国兵 Multiple-spindle drilling machine
CN202498234U (en) * 2012-03-08 2012-10-24 泉州市三龙机械制造有限公司 Numerical control drilling machine
CN203018776U (en) * 2012-12-06 2013-06-26 北京加美中工贸有限公司 Horizontal type bi-directional drill machine
CN203124807U (en) * 2012-12-20 2013-08-14 邢台华电数控设备制造有限公司 Sliding table-type online adjustment and control digital combined machine tool

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105817666A (en) * 2016-06-07 2016-08-03 天津市万佳建筑装饰安装工程有限公司 Vertical type multi-head drilling machine for machining big and small holes of aluminum plastic door and window bars
CN106112054A (en) * 2016-08-24 2016-11-16 中冶辽宁德龙钢管有限公司 A kind of steel pipe punching machine device and drilling method
CN106112054B (en) * 2016-08-24 2018-06-26 中冶辽宁德龙钢管有限公司 A kind of steel pipe punching machine device and drilling method
CN107175371A (en) * 2017-07-26 2017-09-19 苏州标杆知识产权运营有限公司 A kind of efficient facing attachment
CN110814384A (en) * 2019-11-25 2020-02-21 济南建桥机械有限公司 Positioning and drilling device for hinge shaft
CN110814384B (en) * 2019-11-25 2020-11-20 山东建桥机械股份有限公司 Positioning and drilling device for hinge shaft
CN111940853A (en) * 2020-08-21 2020-11-17 湖南机电职业技术学院 High-precision numerical control lathe for double-line internal thread machining
CN112077347A (en) * 2020-09-07 2020-12-15 台州泰力制动电机股份有限公司 Horizontal multi-spindle drilling machine
CN112077347B (en) * 2020-09-07 2021-08-24 台州泰力制动电机股份有限公司 Horizontal multi-spindle drilling machine

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