CN102528466A - Prestress beam device for tool machine - Google Patents

Prestress beam device for tool machine Download PDF

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Publication number
CN102528466A
CN102528466A CN2010106181977A CN201010618197A CN102528466A CN 102528466 A CN102528466 A CN 102528466A CN 2010106181977 A CN2010106181977 A CN 2010106181977A CN 201010618197 A CN201010618197 A CN 201010618197A CN 102528466 A CN102528466 A CN 102528466A
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CN
China
Prior art keywords
fixture
crossbeam
beam device
screw
fixed
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Pending
Application number
CN2010106181977A
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Chinese (zh)
Inventor
杨政山
黄俊嘉
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FINE MACHINERY RESEARCH AND DEVELOPMENT CENTER
Precision Machinery Research and Development Center
Original Assignee
FINE MACHINERY RESEARCH AND DEVELOPMENT CENTER
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Application filed by FINE MACHINERY RESEARCH AND DEVELOPMENT CENTER filed Critical FINE MACHINERY RESEARCH AND DEVELOPMENT CENTER
Priority to CN2010106181977A priority Critical patent/CN102528466A/en
Publication of CN102528466A publication Critical patent/CN102528466A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a prestress beam device for a tool machine. The prestress beam device comprises two vertical columns, a beam, two fixed columns and a connecting unit, wherein the beam is mounted between the vertical columns along a horizontal direction; the fixed columns are respectively mounted and fixed at the left end and right end of top surface of the beam; and the connecting unit is mounted between the beam and the fixed columns, thereby being capable of supplying prestress toward the top of the beam. The sagging deformation of the beam can be efficiently reduced by adopting the prestress beam device for the tool machine, so as to increase the processing quality.

Description

The preparatory power beam device of toolroom machine
Technical field
The present invention relates to a kind of toolroom machine, be meant the preparatory power beam device of a kind of toolroom machine especially.
Background technology
The large-sized gantry processing machine, causes having crossbeam because own wt causes the problem of the sagging distortion in stage casing so receive relevant dealer to like that but big because of gate-width, relatively crossbeam is longer deeply because can conveniently process large-scale workpiece.
Like Fig. 1, Fig. 2, shown in Figure 3; M290447 number " gantry cross-bridges of flame processing equipment is strengthened shock-damping structure " patent case of TaiWan, China; Comprise a board 11; One is installed in the workbench 12 that these board 11 top sides can be moved along X-direction, and one be crossed on these board 11 middle section positions gantry 13.This gantry 13 has two columns 14; One is installed in the cross-bridges 15 of the shaped as frame between two columns 14 along Y direction; One is installed in the suspension 16 of these cross-bridges 15 top sides; And one be installed in the linkage unit 17 between this cross-bridges 15 and this suspension 16 along Z-direction, and a Z axle side 151 of this cross-bridges 15 is used to install a processing head 18.This linkage unit 17 has along Z-direction and is set in two locking bars 171 between this cross-bridges 15 and this suspension 16, locks in two locking bars 171 respectively and is butted on two nuts 172 of this suspension 16, and lock in two locking bars 171 respectively and be butted on two spiral shell seats 173 of this cross-bridges 15.
Though said patent case has the function of use that can reduce these cross-bridges 15 deflections; But, these suspension 16 locks are fixed between column 14 and the cross-bridges 15 because establishing; Not only be not easy to disassemble and fit up, and the weight of suspension 16, cross-bridges 15 and processing head 18 loads on the column 14 simultaneously, will cause said column 14 not enough easily because of support strength; And the situation of generation structural damage, thereby reduction of service life.
Summary of the invention
The object of the present invention is to provide and a kind ofly can effectively reduce the sagging deflection of crossbeam, improve the mobile accuracy of main shaft processing head, promote the preparatory power beam device of toolroom machine of crudy.
The preparatory power beam device of toolroom machine of the present invention is applicable to and is installed on the toolroom machine; This toolroom machine has a board; One is installed in the workbench on this board; And the main shaft processing head that is installed on the crossbeam, this preparatory power beam device comprises two columns, this crossbeam, two fixed legs and a connection unit, said column be fixed on the left side, right side of this board respectively and at the bottom of the top direction extend; This crossbeam is fixed between the said column along a left and right directions; Said fixed leg is fixed on left end, the right-hand member of the end face of this crossbeam respectively; This connection unit comprises that one is installed with first fixture on this crossbeam, is installed with two second fixtures on said fixed leg respectively, and is installed in two connectors between this first fixture and said second fixture respectively.
The preparatory power beam device of toolroom machine of the present invention, each connector has a body respectively, and the difference screw lock is in this body and toward reverse one first joint and one second joint that extends; This body has one first screw and one second screw; This first joint has first screw rod of a screw lock in this first screw, and is formed in an end of this first screw rod and colludes first coupler body that places this first fixture; This second joint has second screw rod of a screw lock in this second screw, and is formed in an end of this second screw rod and colludes second coupler body that places this second fixture.
The preparatory power beam device of toolroom machine of the present invention, this first fixture is a retainer ring, said second fixture is the ear seat.
The preparatory power beam device of toolroom machine of the present invention, this first fixture is a retainer ring, said second fixture is a retainer ring.
Beneficial effect of the present invention is: through said connector being installed in respectively between first fixture and second fixture; The weight of this main shaft processing head of own wt and its carrying of this crossbeam is transferred on the said fixed leg; Can effectively reduce the deflection of this crossbeam; Improving the mobile accuracy of this main shaft processing head, thereby promote crudy.
Description of drawings
Fig. 1 is the front view of TaiWan, China M290447 number " gantry cross-bridges of flame processing equipment is strengthened shock-damping structure " patent case;
Fig. 2 is that the master that TaiWan, China M290447 number " gantry cross-bridges of flame processing equipment is strengthened shock-damping structure " patent case removes behind the processing head looks and partial sectional view;
Fig. 3 is the side-looking and the partial sectional view of TaiWan, China M290447 number " gantry cross-bridges of flame processing equipment is strengthened shock-damping structure " patent case;
Fig. 4 is that the master of the preparatory power beam device of toolroom machine of the present invention preferred embodiment looks and partial exploded view;
Fig. 5 is that the master of this preferred embodiment looks the use sketch map;
Fig. 6 is the view of similar Fig. 4, shows another kind of second fixture;
Fig. 7 is the view of similar Fig. 5;
Fig. 8 is the view of similar Fig. 7, shows that a crossbeam produces the state of bigger sagging deflection.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is elaborated.
Before detailed description, be noted that; Employed relative position term in entire description; For example " fore-and-aft direction X ", " left and right directions Y ", " top end direction Z " are that orientation during with normal the use is as benchmark, in addition; In following description, similarly assembly is represented with identical numbering.
Like Fig. 4, shown in Figure 5; The preparatory power beam device of the present invention is applicable to and is installed on the toolroom machine 20; The workbench 22 that this toolroom machine 20 has that a board 21, is installed on this board 21 and can move along fore-and-aft direction X, and the main shaft processing head 23 that is installed on the crossbeam 40; This main shaft processing head 23 can move along left and right directions Y, and the preferred embodiment of the preparatory power beam device of the present invention comprises two columns 30, this crossbeam 40, two fixed legs 50 and a connection unit 60.
Said column 30 is fixed on left side, right side and the end direction Z extension along the top of this board 21 respectively.
This crossbeam 40 is installed between the said column 30 along left and right directions Y, is used to supply this main shaft processing head 23 to install.
Said fixed leg 50 is fixed on left end, the right-hand member of the end face 41 of this crossbeam 40 respectively.
This connection unit 60 comprises that one is fixed on first fixture 61 of these crossbeam 40 entads and the end direction Z extension along the top; Be fixed on two second fixtures 62 on the said fixed leg 50 respectively, and be installed in two connectors 63 between this first fixture 61 and said second fixture 62 respectively.
This first fixture 61 is a retainer ring.
Said second fixture 62 can be like Fig. 4, ear seat shown in Figure 5, also can be like Fig. 6, retainer ring shown in Figure 7.
Each connector 63 has a body 64 respectively, and the difference screw lock is in this body 64 and toward reverse one first joint 65 and one second joint 66 that extends.
This body 64 has one first screw 641 and one second screw 642.
This first joint 65 has one and is used for first screw rod 651 of screw lock in this first screw 641, and is formed in an end of this first screw rod 651 and is used to collude first coupler body 652 that places this first fixture 61.
This second joint 66 has one and is used for second screw rod 661 of screw lock in this second screw 642, and an end that is formed in this second screw rod 661 is used to collude second coupler body 662 that places second fixture 62.
According to said structure, first joint 65 of said connector 63 and second joint 66 colluded respectively place on first fixture 61 and second fixture 62, this crossbeam 40 and the weight of main shaft processing head 23 can directly be transferred on the said fixed leg 50 through said connector 63; And said connection unit 60 is for this crossbeam 40; Can form along the preparatory power of top end direction Z, also can form preparatory power, therefore along left and right directions Y; Compared to background technology; The preparatory power beam device of the present invention can reduce crossbeam 40 more deflections, can guarantee to improve the mobile accuracy of this main shaft processing head 23, and then can promote crudy.
What deserves to be mentioned is; With background technology so that cross-bridges is compared with the deflection that the mode of suspension screw lock reduces cross-bridges; The preparatory power beam device of the present invention utilizes said connector 63 to collude to put and is fixed between fixed leg 50 and the crossbeam 40, and then can make the operation of disassembling and fitting up more convenient.And, utilize fixed leg 50 and connector 63 to replace the suspension of background technology, can make the overall weight of the preparatory power beam device of the present invention lower, thereby the pressure that makes column 30 bear reduce, prolong service life.
Like Fig. 5, Fig. 7, shown in Figure 8; If this toolroom machine 20 is not installed two connectors 63 of this connection unit 60 of the present invention; Then this crossbeam 40 can produce bigger sagging deflection because of own wt; If this toolroom machine 20 is installed two connectors 63 of this connection unit 60 of the present invention, can effectively reduce the deflection of this crossbeam 40.
Conclude above-mentionedly, the preparatory power beam device of toolroom machine of the present invention has effect and the advantage that is described below, so can reach goal of the invention really:
Because the weight of this main shaft processing head 23 of the own wt of this crossbeam 40 and its carrying; Can transfer to said fixed leg 50 through this connection unit 60; Make the present invention can effectively reduce the deflection of this crossbeam 40; The mobile accuracy of this main shaft processing head 23 can be improved, crudy can be promoted.

Claims (4)

1. preparatory power beam device of toolroom machine; This toolroom machine has a board, and one is installed in the workbench on this board, and the main shaft processing head that is installed on the crossbeam; This preparatory power beam device comprises two columns, this crossbeam, two fixed legs and a connection unit, it is characterized in that:
Said column be fixed on the left side, right side of this board respectively and at the bottom of the top direction extend;
This crossbeam is fixed between the said column along a left and right directions;
Said fixed leg is fixed on left end, the right-hand member of the end face of this crossbeam respectively;
This connection unit comprises that one is installed with first fixture on this crossbeam, is installed with two second fixtures on said fixed leg respectively, and is installed in two connectors between this first fixture and said second fixture respectively.
2. the preparatory power beam device of toolroom machine according to claim 1, it is characterized in that: each connector has a body respectively, and the difference screw lock is in this body and toward reverse one first joint and one second joint that extends;
This body has one first screw and one second screw;
This first joint has first screw rod of a screw lock in this first screw, and is formed in an end of this first screw rod and colludes first coupler body that places this first fixture;
This second joint has second screw rod of a screw lock in this second screw, and is formed in an end of this second screw rod and colludes second coupler body that places this second fixture.
3. the preparatory power beam device of toolroom machine according to claim 2 is characterized in that: this first fixture is a retainer ring, and said second fixture is the ear seat.
4. the preparatory power beam device of toolroom machine according to claim 2 is characterized in that: this first fixture is a retainer ring, and said second fixture is a retainer ring.
CN2010106181977A 2010-12-31 2010-12-31 Prestress beam device for tool machine Pending CN102528466A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010106181977A CN102528466A (en) 2010-12-31 2010-12-31 Prestress beam device for tool machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010106181977A CN102528466A (en) 2010-12-31 2010-12-31 Prestress beam device for tool machine

Publications (1)

Publication Number Publication Date
CN102528466A true CN102528466A (en) 2012-07-04

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1344600A1 (en) * 2002-03-14 2003-09-17 Peter Meyer Bearing structure for a high speed machine tool
DE102006013073A1 (en) * 2006-03-22 2007-09-27 Hexagon Metrology Gmbh Touch-sensor changing device for coordinate measuring device, has bending beam or tie rod supported at both ends or proximate to ends of columns and/or bridge so that pre-stressing, approximately compensating weight of bridge, is developed
CN201027349Y (en) * 2007-04-18 2008-02-27 巨力索具股份有限公司 Reinforcing pull rod
CN101392581A (en) * 2008-09-28 2009-03-25 江西省建工集团公司 Wide span giantism girder pre-stress pull rod construction process
CN101508085A (en) * 2009-03-20 2009-08-19 大连机床集团有限责任公司 Planer type boring milling bed beam deformation adjustment method
DE102009001634A1 (en) * 2009-03-18 2010-09-23 Dr. Johannes Heidenhain Gmbh Axle controlling method for machine tool, involves causing torque on movable element by prestress between linear drives such that movable element always maintains its alignment concerning to movement direction
CN201635185U (en) * 2009-11-26 2010-11-17 上海大学 Oblique steel support device between beam and column
CN201678742U (en) * 2009-12-27 2010-12-22 贵阳铝镁设计研究院 Aluminum electrolytic cell cradle rack device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1344600A1 (en) * 2002-03-14 2003-09-17 Peter Meyer Bearing structure for a high speed machine tool
DE102006013073A1 (en) * 2006-03-22 2007-09-27 Hexagon Metrology Gmbh Touch-sensor changing device for coordinate measuring device, has bending beam or tie rod supported at both ends or proximate to ends of columns and/or bridge so that pre-stressing, approximately compensating weight of bridge, is developed
CN201027349Y (en) * 2007-04-18 2008-02-27 巨力索具股份有限公司 Reinforcing pull rod
CN101392581A (en) * 2008-09-28 2009-03-25 江西省建工集团公司 Wide span giantism girder pre-stress pull rod construction process
DE102009001634A1 (en) * 2009-03-18 2010-09-23 Dr. Johannes Heidenhain Gmbh Axle controlling method for machine tool, involves causing torque on movable element by prestress between linear drives such that movable element always maintains its alignment concerning to movement direction
CN101508085A (en) * 2009-03-20 2009-08-19 大连机床集团有限责任公司 Planer type boring milling bed beam deformation adjustment method
CN201635185U (en) * 2009-11-26 2010-11-17 上海大学 Oblique steel support device between beam and column
CN201678742U (en) * 2009-12-27 2010-12-22 贵阳铝镁设计研究院 Aluminum electrolytic cell cradle rack device

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Application publication date: 20120704