WO2016110863A1 - Centre d'usinage vertical (vmc) de type portique à broche double - Google Patents

Centre d'usinage vertical (vmc) de type portique à broche double Download PDF

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Publication number
WO2016110863A1
WO2016110863A1 PCT/IN2015/000012 IN2015000012W WO2016110863A1 WO 2016110863 A1 WO2016110863 A1 WO 2016110863A1 IN 2015000012 W IN2015000012 W IN 2015000012W WO 2016110863 A1 WO2016110863 A1 WO 2016110863A1
Authority
WO
WIPO (PCT)
Prior art keywords
machine
spindle
machining centre
axes
pallet
Prior art date
Application number
PCT/IN2015/000012
Other languages
English (en)
Inventor
Girish Gangadhar VIBHUTE
Original Assignee
Bharat Fritz Werner Limited
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Bharat Fritz Werner Limited filed Critical Bharat Fritz Werner Limited
Priority to PCT/IN2015/000012 priority Critical patent/WO2016110863A1/fr
Publication of WO2016110863A1 publication Critical patent/WO2016110863A1/fr

Links

Classifications

    • 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
    • B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
    • B23Q1/012—Portals
    • 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
    • B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
    • B23Q3/157—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools
    • B23Q3/15713—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools a transfer device taking a single tool from a storage device and inserting it in a spindle
    • B23Q3/1572—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools a transfer device taking a single tool from a storage device and inserting it in a spindle the storage device comprising rotating or circulating storing means
    • B23Q3/15753—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools a transfer device taking a single tool from a storage device and inserting it in a spindle the storage device comprising rotating or circulating storing means the storage means rotating or circulating in a plane perpendicular to the axis of the spindle
    • 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
    • B23Q39/00—Metal-working machines incorporating a plurality of sub-assemblies, each capable of performing a metal-working operation
    • B23Q2039/002—Machines with twin spindles

Definitions

  • VMC VERTICAL MACHINING CENTRE
  • the present invention relates to twin spindle gantry type for Vertical Machining Center (VMC) with or without Auto Pallet Changer (APC) compatible for automation.
  • VMC Vertical Machining Center
  • API Auto Pallet Changer
  • US 4781517 titled "Robotic automobile assembly” discuss robotic assembly system means for moving a tool mount through five axes.
  • the invention provide robotic system for moving and assembling components in which the robotic mechanisms are mounted on gantries above the work piece and which are movable through five axes relative to the work piece to effect work upon the work piece.
  • US 20060242818 titled "Multi-axis, processor-controlled, tool head positioned” discuss multi-axis, processor-controlled, tool head positioning device with six degrees of freedom of movement, using only five axes, in a new and innovative configuration.
  • CNC software is used to integrate operator instructions, machining operations, and the sequence of operations into an automatic and coherent machining package.
  • the invention is a computerized numerically-controlled (CNC) positioning device for a myriad of tool head types.
  • US 8434657 titled "Positioning apparatus for multiple-spindle machining” discuss positioning apparatus for multiple-spindle machining.
  • the invention is a method of machining simultaneously a sequence of surfaces on each of multiple sides of a work piece. This invention shows positioning assemblies using electrical linear motors and, more particularly, to such assemblies that accelerate and decelerate a movable working element at a rate approaching or exceeding one G.
  • the present invention relates to twin spindle gantry type Vertical Machining Centers (VMC) with or without Auto Pallet Changer (APC) compatible for automation.
  • VMC Vertical Machining Centers
  • ATC Auto Pallet Changer
  • the proposed machine has the following inventive features: 1 ) The unique configuration of Gantry Type X-Y-Z axes including vertical twin spindles along with or without Auto Pallet Changer (APC) + 4th axes (2 Nos) and duplex Automatic Tool Change (ATC).
  • Machine is compatible for automation and provision (Top or front side access to machine fixture by robotic arm is provided) to interface gantry system for auto component load and unload component on pallet while machine is performing cutting operations on other side of pallet in various positions of machines in production layout.
  • Machine is built with modular concept to create variety of products with below mentioned various options and variants available to cater maximum component variety and hence larger market segment.
  • Variants/Options - a) Inline type coupled motor Spindle or Motorized built in type Spindle. b) Medium torque high RPM spindle or medium power medium RPM Spindle. c) Machine with Twin Spindle or Single spindle Z-Axis. d) Machine with Single 4th Axis or Two forth axes. e) Machine with pallet changer or without pallet changer. f) Machine with HSK-A-50 or BT-30 Type Spindle. g) Machine with low pressure coolant or through spindle High pressure coolant provision. h) Machine spindle with retentive collets type and with or without chip detection provision.
  • Figure 1 shows complete machine configuration plan view.
  • Figure 2 shows detail unique machine configuration of Auto Pallet Changer (APC).
  • Figure 3 shows unique machine configuration of Axes model.
  • Figure 4 shows unique machine configuration of Spindle & ATC orientation.
  • Figure 5 shows automation with robotic arm.
  • Figure 1 illustrates the complete machine configuration plan view describing the layout of machine along with auxiliary system 5 which includes coolant tank, chip conveyor and electrical cabinet position (not shown in the drawings).
  • the base 1 is main structure of machine on which entire machine elements are mounted and aligned.
  • the base 1 is made out of cast iron and having provision for leveling of machine.
  • the base 1 is anchored to ground to prevent the machine vibration during machine working.
  • Machine is enclosed with specially designed and styled guard with specific machine graphic 3.
  • Machine is equipped with many auxiliary systems 5 like hydraulic, pneumatic, coolant, chip conveyor, electrical & lubrication required for machine functioning (not shown in the drawings). They all are mounted on machine base and extended bracket on the backside of machine.
  • FIG. 2 illustrates a unique machine configuration of Auto Pallet Changer 2 (APC) in detail. Machining centers have got pallet changer for simultaneous loading /unloading of component on operator side while the machining is happening on other side of pallet. This pallet changer is mounted on front side of base. At the centre of pallet there is partition guard to protect operator from chips and coolant during component load/unloading. Pallet will index 180 degree clockwise and anticlockwise to perform operation. The cables and pipes are routed through the centre of Auto Pallet Changer 2 (APC). There are two 4th axes 6 assemblies mounted on top of Auto Pallet Changer (APC) 2 for additional rotary movement of component for all four face operations. One 4th axis 6 will be on operator side and other in machine work during any condition of machine.
  • APC Auto Pallet Changer
  • Figure 3 illustrates a unique machine configuration of Axes (X-Y-Z) model 7 with twin spindle unit 8 and column 9.
  • the X-Y-Z module 7 is three direction moving element mounted on top of column 9.
  • the X-Y-Z module 7 is used to provide three basic movements to machine spindles to perform various cutting operations on the component.
  • the two spindles of the spindle unit 8 are mounted on X-Y-Z module 7 with in-line drive motor, retentive type collets & drawbar arrangement and through spindle coolant arrangement (not shown in the drawings).
  • the column 9 is the bridge type main structure on base top and behind the pallet changer mounted. The column 9 will form the support for X-Y-Z module 7.
  • FIG. 4 illustrates a unique machine configuration of Spindle unit 8 & Automatic Tool Changer (ATC) unit 4 orientations.
  • Two tool magazines 10 and 11 are arranged at an angle with respect to spindle position and isolated from cutting zone by providing sliding partition (not shown in the drawings).
  • This Automatic Tool Changer (ATC) unit 4 is used for loading & unloading various types of tools in and out to spindle unit 8. This various types of tools will be used for performing variety of operations on component.
  • This Automatic Tool Changer (ATC) unit 4 is mounted on back side of column and is provided with one arm 12 and a cam box 13 for each tool magazine.
  • Figures 5 illustrates robotic automation compatibility for component load and unload from Front Side bottom mounted or Top Side moving gantry mounted robotic arm.
  • Computerized Numerical Control (CNC) interface is available for this automation.
  • Multiple Machines can be arranged to form a production cell with single rotary bottom mounted robotic arm with face to face arranged four machine or gantry type moving robotic arm loading and unloading components on multiple machine arranged in linear cell concept. Since there is dedicated pallet for load and unload components possible during the cycle on for machining components on other side of pallet, this feature along with above unique configuration of machine adds value.
  • the machine shall be modified with Single spindle ram unit (Z-axis), hence X- Axis stoke change.
  • Tool holding capacity of tool magazines may be increased as and when required in configuration.
  • Tool Magazine indexing shall be CNC axes based on the tool indexing time
  • Machine can be with or without pallet changer equipped.
  • Pallet changer shall be changed to servo driven or Hydraulic type.
  • Machine spindle type can be changed to High torque low RPM spindle.
  • Machine spindle shall be changed to BT type spindle too.
  • Y-Axis shall be change to dual servo driven type to achieve better performance.
  • Machine lubrication method shall change to replenish able cartridge type lubrication system.
  • Machine spindle & related assemblies shall be modified with MQL (Minimal quantity lubrication) System for cutting.
  • MQL Minimum quantity lubrication
  • Machine linear guide system shall be changed from ball type to roller type for various application requirements.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automatic Tool Replacement In Machine Tools (AREA)

Abstract

La présente invention concerne un développement de série de centres d'usinage vertical (VMC) de type portique à broche double avec ou sans changeur de palettes automatique (APC) (2) compatible pour l'automatisation. La machine a la configuration unique d'axes X-Y-Z de type portique (7), comprenant des broches doubles verticales (8) conjointement avec un changeur de palettes automatique (APC) 1 + 4ième axes (2Nos) (6) et une unité de changement d'outil automatique duplex (ATC) (4). La machine est compatible pour l'automatisation et la fourniture à une interface de système de portique pour un chargement d'élément automatique et un déchargement d'élément sur une palette tandis que la machine exécute des opérations de coupe sur l'autre côté de la palette dans diverses positions de machines dans un agencement de production.
PCT/IN2015/000012 2015-01-09 2015-01-09 Centre d'usinage vertical (vmc) de type portique à broche double WO2016110863A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/IN2015/000012 WO2016110863A1 (fr) 2015-01-09 2015-01-09 Centre d'usinage vertical (vmc) de type portique à broche double

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IN2015/000012 WO2016110863A1 (fr) 2015-01-09 2015-01-09 Centre d'usinage vertical (vmc) de type portique à broche double

Publications (1)

Publication Number Publication Date
WO2016110863A1 true WO2016110863A1 (fr) 2016-07-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IN2015/000012 WO2016110863A1 (fr) 2015-01-09 2015-01-09 Centre d'usinage vertical (vmc) de type portique à broche double

Country Status (1)

Country Link
WO (1) WO2016110863A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114460904A (zh) * 2022-01-25 2022-05-10 燕山大学 一种面向龙门机器人的数字孪生系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080067035A1 (en) * 2006-09-01 2008-03-20 Keith Malcolm E Automatic pallet changer
CN202668299U (zh) * 2012-06-15 2013-01-16 湘潭三峰数控机床有限公司 多拖板双主轴对称式磨削加工中心
CN204075881U (zh) * 2014-09-17 2015-01-07 重庆九源机械有限公司 双主轴双交换工作台同时换刀加工中心

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080067035A1 (en) * 2006-09-01 2008-03-20 Keith Malcolm E Automatic pallet changer
CN202668299U (zh) * 2012-06-15 2013-01-16 湘潭三峰数控机床有限公司 多拖板双主轴对称式磨削加工中心
CN204075881U (zh) * 2014-09-17 2015-01-07 重庆九源机械有限公司 双主轴双交换工作台同时换刀加工中心

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114460904A (zh) * 2022-01-25 2022-05-10 燕山大学 一种面向龙门机器人的数字孪生系统
CN114460904B (zh) * 2022-01-25 2024-02-02 燕山大学 一种面向龙门机器人的数字孪生系统

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