CN105500019A - Portal machine tool cross beam guide rail structure - Google Patents

Portal machine tool cross beam guide rail structure Download PDF

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Publication number
CN105500019A
CN105500019A CN201511001850.4A CN201511001850A CN105500019A CN 105500019 A CN105500019 A CN 105500019A CN 201511001850 A CN201511001850 A CN 201511001850A CN 105500019 A CN105500019 A CN 105500019A
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CN
China
Prior art keywords
limited edge
guide rail
lower guideway
machine tool
rail
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.)
Pending
Application number
CN201511001850.4A
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Chinese (zh)
Inventor
戴海永
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Tiezheng Machinery Technology Co Ltd
Original Assignee
Zhejiang Tiezheng Machinery Technology Co Ltd
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 Zhejiang Tiezheng Machinery Technology Co Ltd filed Critical Zhejiang Tiezheng Machinery Technology Co Ltd
Priority to CN201511001850.4A priority Critical patent/CN105500019A/en
Publication of CN105500019A publication Critical patent/CN105500019A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • B23Q1/00Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/01Frames, beds, pillars or like members; Arrangement of ways
    • B23Q1/017Arrangements of ways

Abstract

The invention belongs to the technical field of machine tool cross beam guide rails, in particular to a portal machine tool cross beam guide rail structure. The structure comprises an upper guide rail and a lower guide rail arranged on a cross beam; the upper guide rail and the lower guiderail are distributed up and down in the vertical direction, and are distributed front and back in the horizontal direction; an upper slide rail and a lower slide rail matched and connected with the upper guide rail and the lower guide rail are respectively arranged on a moving table; first guide grooves are formed in the upper guide rail, and are symmetrically distributed in two sides of the upper guide rail front and back; and second guide grooves are formed in the lower guide rail, and are symmetrically distributed in two sides of the lower guide rail up and down. The structure is provided with the upper and lower two guide rails for limiting the moving table in the up-down and front-back directions, so that the front-back movement of the moving table is reduced, and the stability of the movement is improved; and meanwhile, the gravity of the moving table is dispersed to two different positions of the cross beam to prevent stress concentration of the cross beam to cause deformation, so that the portal machine tool machining precision is improved.

Description

A kind of Longmen machine tool transverse beam guide rail structure
Technical field
The invention belongs to machine tool beam guide rail technical field, particularly a kind of Longmen machine tool transverse beam guide rail structure.
Background technology
At present, conventional numerical control gantry machining center machine tool beam guide rail structure majority adopts vertical shape beam guideway, its guide rail all-moving surface is far away to Z axis centre distance, the moment of torsion that crossbeam is born is excessive, support span is less than normal, and local bearing capacity is excessive, causes crossbeam local deformation, and existing transverse beam guide rail structure less stable, affect machine finish.
Summary of the invention
The object of this invention is to provide a kind of good stability, Longmen machine tool transverse beam guide rail structure that machining accuracy is high.
The present invention is achieved by the following technical programs: a kind of Longmen machine tool transverse beam guide rail structure, comprise and be arranged on upper rail on crossbeam and lower guideway, described upper rail and lower guideway be arranged in parallel, upper rail and lower guideway slidably connect travelling carriage, described travelling carriage is slided along upper rail and lower guideway by drive unit, described upper rail and lower guideway are distribute up and down at vertical direction, and the distribution in front and back in the horizontal direction, described travelling carriage is provided with the upper slide rail and glidepath that are connected respectively at upper rail and lower guideway, described upper rail is provided with the first guide groove, described first guide groove is symmetrically distributed in the both sides of upper rail before and after being, described lower guideway is provided with the second guide groove, described second guide groove is in the both sides being symmetrically distributed in lower guideway up and down.
As preferably, the side that described upper rail is positioned at the first guide groove is provided with the first position-limited edge, the second position-limited edge, the 3rd position-limited edge, the 4th position-limited edge and the 5th position-limited edge, described second position-limited edge, the 3rd position-limited edge and the 4th position-limited edge are arranged between the first position-limited edge and the 5th position-limited edge, described first position-limited edge is connected with the second position-limited edge, described 4th position-limited edge is connected with the 5th position-limited edge, described 3rd position-limited edge is connected with the 4th position-limited edge with the second position-limited edge respectively, and described second position-limited edge, the 3rd position-limited edge and the 4th position-limited edge form the first guide groove.
As preferably, described second position-limited edge and the 4th position-limited edge are obliquely installed, and form the angle being greater than 90 ° between described second position-limited edge and the 4th position-limited edge, described first guide groove is the horn structure that opening increases gradually.
As preferably, described crossbeam is provided with the upper erecting bed installing guide rail, and described upper erecting bed is provided with the upper limit platform and elongated slot that are distributed in both sides before and after upper rail, and described upper limit platform convex for upper erecting bed table top, and fits tightly with the 5th position-limited edge.
As preferably, the height of described upper limit platform is lower than the height of the 4th position-limited edge.
As preferably, described upper slide rail is provided with the first chute, and described upper rail is connected in the first chute; The first guide block be connected in the first guide groove is provided with, the third gear limit that described first guide block comprises first rib of fitting with the second position-limited edge, second rib of fitting with the 3rd position-limited edge and fits with the 4th position-limited edge in described first chute.
As preferably, described crossbeam is also provided with lower erecting bed, and described lower guideway is arranged on lower erecting bed.
As preferably, described lower erecting bed is provided with the lower limit platform and holder that are distributed in the upper and lower both sides of lower guideway, described lower limit platform is arranged on the below of lower guideway and fits with the lower surface of lower guideway, and described holder is arranged on the top of lower guideway and fits with the upper surface of lower guideway.
As preferably, described glidepath is provided with the second chute with lower guideway clamping, and described second chute is provided with the second guide block be connected in the second guide groove.
The present invention has following beneficial effect: the present invention is by arranging upper and lower two guide rails, carrying out up and down and back and forth direction to travelling carriage carries out spacing, decrease play before and after travelling carriage, improve the stability of movement, the gravity of travelling carriage is distributed to the different position of two, crossbeam simultaneously, avoid crossbeam stress concentrate and deform, improve the machining accuracy of Longmen machine tool.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the partial enlarged drawing at A place in Fig. 1;
Fig. 3 is the structural representation of upper slide rail in the embodiment of the present invention;
Fig. 4 is the partial enlarged drawing at B place in Fig. 1;
Fig. 5 is the structural representation of glidepath in the embodiment of the present invention;
In figure, 1-crossbeam, the upper erecting bed of 11-, 12-upper limit platform, 13-elongated slot, erecting bed under 14-, 15-lower limit platform, 16-holder, 2-travelling carriage, 3-drive unit, 4-upper rail, 41-first position-limited edge, 42-second position-limited edge, 43-the 3rd position-limited edge, 44-the 4th position-limited edge, 45-the 5th position-limited edge, 46-first guide groove, 5-lower guideway, 51-second guide groove, the upper slide rail of 6-, 61-first guide block, 611-first rib, 612-second rib, 613-third gear limit, 62-first chute, 7-glidepath, 71-second guide block, 72-second chute.
Detailed description of the invention
The present embodiment is only explanation of the invention; it is not limitation of the present invention; those skilled in the art can make to the present embodiment the amendment not having creative contribution as required after reading this description, as long as but be all subject to the protection of Patent Law in right of the present invention.Below in conjunction with accompanying drawing, the present invention is described in further detail.
Embodiment: as shown in Figure 1, a kind of Longmen machine tool transverse beam guide rail structure, comprise and be arranged on upper rail 4 on crossbeam 1 and lower guideway 5, upper rail 4 and lower guideway 5 be arranged in parallel, upper rail 4 and lower guideway 5 slidably connect travelling carriage 2, travelling carriage 2 is provided with the upper slide rail 6 and glidepath 7 that are connected respectively at upper rail 4 and lower guideway 5, and travelling carriage 2 is slided along upper rail 4 and lower guideway 5 by drive unit 3.Upper rail 4 and lower guideway 5 are distribute up and down at vertical direction, and the distribution in front and back in the horizontal direction, upper rail 4 is provided with the first guide groove 46, first guide groove 46 is symmetrically distributed in the both sides of upper rail 4 for front and back, lower guideway 5 is provided with the second guide groove 51, second guide groove 51 in the both sides being symmetrically distributed in lower guideway 5 up and down.
As shown in Figures 2 and 3, the side that upper rail 4 is positioned at the first guide groove 46 is provided with the first position-limited edge 41, second position-limited edge 42, 3rd position-limited edge 43, 4th position-limited edge 44 and the 5th position-limited edge 45, second position-limited edge 42, 3rd position-limited edge 43 and the 4th position-limited edge 44 are arranged between the first position-limited edge 41 and the 5th position-limited edge 45, first position-limited edge 41 is connected with the second position-limited edge 42, 4th position-limited edge 44 is connected with the 5th position-limited edge 45, 3rd position-limited edge 43 is connected with the 4th position-limited edge 44 with the second position-limited edge 42 respectively, second position-limited edge 42, 3rd position-limited edge 43 and the 4th position-limited edge 44 form the first guide groove 46.Second position-limited edge 42 and the 4th spacing 44 limits, for being obliquely installed, form the angle being greater than 90 °, the horn structure that the first guide groove 46 increases gradually for opening between the second position-limited edge 42 and the 4th position-limited edge 44.
Crossbeam 1 is provided with the upper erecting bed 11 installing guide rail 4, and upper erecting bed 11 is provided with the upper limit platform 12 and elongated slot 13 that are distributed in both sides before and after upper rail 4.Upper limit platform 12 protrudes from erecting bed 11 table top, and fits tightly with the 5th position-limited edge 45, and the height of upper limit platform 12 is lower than the height of the 4th position-limited edge 44.Upper slide rail 6 is provided with the first chute 62, and upper rail 4 is connected in the first chute 62.The third gear limit 613 that the first guide block 61, first guide block 61 be connected in the first guide groove 46 comprises first rib 611 of fitting with the second position-limited edge 42, second rib 612 of fitting with the 3rd position-limited edge 43 and fits with the 4th position-limited edge 44 is provided with in first chute 62.
As shown in Figure 4 and Figure 5, crossbeam 1 is also provided with lower erecting bed 14, and lower guideway 5 is arranged on lower erecting bed 14.Lower erecting bed 14 is provided with the lower limit platform 15 and holder 16 that are distributed in lower guideway about 5 both sides, lower limit platform 15 is arranged on the below of lower guideway 5 and fits with the lower surface of lower guideway 5, and holder 16 is arranged on the top of lower guideway 5 and fits with the upper surface of lower guideway 5.Glidepath 7 is provided with and is provided with the second chute 72, second chute 72 of lower guideway 5 clamping the second guide block 71 be connected in the second guide groove 51.

Claims (9)

1. a Longmen machine tool transverse beam guide rail structure, comprise and be arranged on upper rail (4) on crossbeam (1) and lower guideway (5), described upper rail (4) and lower guideway (5) be arranged in parallel, upper rail (4) and lower guideway (5) slidably connect travelling carriage (2), described travelling carriage (2) is slided along upper rail (4) and lower guideway (5) by drive unit (3), it is characterized in that: described upper rail (4) and lower guideway (5) are distribute up and down at vertical direction, and the distribution in front and back in the horizontal direction, described travelling carriage (2) is provided with the upper slide rail (6) and glidepath (7) that are connected respectively at upper rail (4) and lower guideway (5), described upper rail (4) is provided with the first guide groove (46), described first guide groove is the both sides being symmetrically distributed in upper rail (4) before and after (46), described lower guideway (5) is provided with the second guide groove (51), described second guide groove (51) is in the both sides being symmetrically distributed in lower guideway (5) up and down.
2. a kind of Longmen machine tool transverse beam guide rail structure according to claim 1, it is characterized in that: the side that described upper rail (4) is positioned at the first guide groove (46) is provided with the first position-limited edge (41), second position-limited edge (42), 3rd position-limited edge (43), 4th position-limited edge (44) and the 5th position-limited edge (45), described second position-limited edge (42), 3rd position-limited edge (43) and the 4th position-limited edge (44) are arranged between the first position-limited edge (41) and the 5th position-limited edge (45), described first position-limited edge (41) is connected with the second position-limited edge (42), described 4th position-limited edge (44) is connected with the 5th position-limited edge (44), described 3rd position-limited edge (43) is connected with the 4th position-limited edge (44) with the second position-limited edge (42) respectively, described second position-limited edge (42), 3rd position-limited edge (43) and the 4th position-limited edge (44) form the first guide groove (46).
3. a kind of Longmen machine tool transverse beam guide rail structure according to claim 2, it is characterized in that: described second position-limited edge (42) and the 4th position-limited edge (44) are obliquely installed, the angle being greater than 90 ° is formed, the horn structure that described first guide groove (46) increases gradually for opening between described second position-limited edge (42) and the 4th position-limited edge (44).
4. a kind of Longmen machine tool transverse beam guide rail structure according to claim 3, it is characterized in that: described crossbeam (1) is provided with the upper erecting bed (11) installing guide rail (4), described upper erecting bed (11) is provided with the upper limit platform (12) and elongated slot (13) that are distributed in both sides before and after upper rail (4), described upper limit platform (12) protrudes from erecting bed (11) table top, and fits tightly with the 5th position-limited edge (45).
5. a kind of Longmen machine tool transverse beam guide rail structure according to claim 4, is characterized in that: the height of described upper limit platform (12) is lower than the height of the 4th position-limited edge (44).
6. a kind of Longmen machine tool transverse beam guide rail structure according to claim 5, is characterized in that: described upper slide rail (6) is provided with the first chute (62), and described upper rail (4) is connected in the first chute (62); The first guide block (61) be connected in the first guide groove (46) is provided with, the third gear limit (613) that described first guide block (61) comprises first rib (611) of fitting with the second position-limited edge (42), second rib (612) of fitting with the 3rd position-limited edge (43) and fits with the 4th position-limited edge (44) in described first chute (62).
7. a kind of Longmen machine tool transverse beam guide rail structure according to claim 1 or 6, is characterized in that: described crossbeam (1) is also provided with lower erecting bed (14), and described lower guideway (5) is arranged on lower erecting bed (14).
8. a kind of Longmen machine tool transverse beam guide rail structure according to claim 7, it is characterized in that: described lower erecting bed (14) is provided with the lower limit platform (15) and holder (16) that are distributed in the upper and lower both sides of lower guideway (5), described lower limit platform (15) is arranged on the below of lower guideway (5) and fits with the lower surface of lower guideway (5), and described holder (16) is arranged on the top of lower guideway (5) and fits with the upper surface of lower guideway (5).
9. a kind of Longmen machine tool transverse beam guide rail structure according to claim 7, it is characterized in that: described glidepath (7) is provided with the second chute (72) with lower guideway (5) clamping, described second chute (72) is provided with the second guide block (71) be connected in the second guide groove (51).
CN201511001850.4A 2015-12-29 2015-12-29 Portal machine tool cross beam guide rail structure Pending CN105500019A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201511001850.4A CN105500019A (en) 2015-12-29 2015-12-29 Portal machine tool cross beam guide rail structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201511001850.4A CN105500019A (en) 2015-12-29 2015-12-29 Portal machine tool cross beam guide rail structure

Publications (1)

Publication Number Publication Date
CN105500019A true CN105500019A (en) 2016-04-20

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106271680A (en) * 2016-08-30 2017-01-04 佛山市普拉迪数控科技有限公司 A kind of L-shaped Longmen machine tool
CN108818006A (en) * 2018-07-02 2018-11-16 河北诚航机械制造有限公司 A kind of double cylinder supports structures of the Z axis of three gantry five-shaft linkage numerically controlled machine
CN109335520A (en) * 2018-10-12 2019-02-15 珠海格力智能装备有限公司 Conveying track
CN111112702A (en) * 2019-12-09 2020-05-08 中联信达(天津)科技发展有限公司 High-precision planer type milling machine

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CN201592349U (en) * 2009-12-25 2010-09-29 深圳市精一智能机械有限公司 Numerical control machine beam mounting structure
CN102189405A (en) * 2011-03-25 2011-09-21 无锡华联精工机械有限公司 Numerical control milling and drilling machine
CN201988922U (en) * 2011-02-14 2011-09-28 福建东方重型精密机床有限公司 Y-axial guide rail distribution structure of gantry boring-milling center
CN202591979U (en) * 2012-05-16 2012-12-12 浙江汤溪齿轮机床有限公司 Cross beam guide rail structure of numerical control gantry machining center
TW201347896A (en) * 2012-05-22 2013-12-01 Ren-Wei Yang Machine tool crossbeam rail structure
CN203831085U (en) * 2014-05-14 2014-09-17 泉州隆盛精机有限公司 Machine head installation guide mechanism of gantry type machine tool
CN204053494U (en) * 2014-06-30 2014-12-31 东莞市乔锋机械有限公司 A kind of gantry intermetallic composite coating center machine of beam structure improvement
CN205218532U (en) * 2015-12-29 2016-05-11 浙江铁正机械科技有限公司 Gantry machine tools cross beam guide rail structure

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201592349U (en) * 2009-12-25 2010-09-29 深圳市精一智能机械有限公司 Numerical control machine beam mounting structure
CN201988922U (en) * 2011-02-14 2011-09-28 福建东方重型精密机床有限公司 Y-axial guide rail distribution structure of gantry boring-milling center
CN102189405A (en) * 2011-03-25 2011-09-21 无锡华联精工机械有限公司 Numerical control milling and drilling machine
CN202591979U (en) * 2012-05-16 2012-12-12 浙江汤溪齿轮机床有限公司 Cross beam guide rail structure of numerical control gantry machining center
TW201347896A (en) * 2012-05-22 2013-12-01 Ren-Wei Yang Machine tool crossbeam rail structure
CN203831085U (en) * 2014-05-14 2014-09-17 泉州隆盛精机有限公司 Machine head installation guide mechanism of gantry type machine tool
CN204053494U (en) * 2014-06-30 2014-12-31 东莞市乔锋机械有限公司 A kind of gantry intermetallic composite coating center machine of beam structure improvement
CN205218532U (en) * 2015-12-29 2016-05-11 浙江铁正机械科技有限公司 Gantry machine tools cross beam guide rail structure

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106271680A (en) * 2016-08-30 2017-01-04 佛山市普拉迪数控科技有限公司 A kind of L-shaped Longmen machine tool
CN108818006A (en) * 2018-07-02 2018-11-16 河北诚航机械制造有限公司 A kind of double cylinder supports structures of the Z axis of three gantry five-shaft linkage numerically controlled machine
CN109335520A (en) * 2018-10-12 2019-02-15 珠海格力智能装备有限公司 Conveying track
CN111112702A (en) * 2019-12-09 2020-05-08 中联信达(天津)科技发展有限公司 High-precision planer type milling machine
CN111112702B (en) * 2019-12-09 2021-07-30 中联信达(天津)科技发展有限公司 High-precision planer type milling machine

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Application publication date: 20160420