CN108526914B - Movable cross beam locking device of five-axis gantry machine - Google Patents
Movable cross beam locking device of five-axis gantry machine Download PDFInfo
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- CN108526914B CN108526914B CN201810230828.4A CN201810230828A CN108526914B CN 108526914 B CN108526914 B CN 108526914B CN 201810230828 A CN201810230828 A CN 201810230828A CN 108526914 B CN108526914 B CN 108526914B
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- 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
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Abstract
The invention discloses a movable cross beam locking device of a five-axis gantry machine, which comprises a workbench, a base, a stand column, a second guide rail, a cross beam I, a cross beam II, a first guide rail, a sliding groove, a sliding block, a hydraulic cylinder, a support, a locking pressing plate, a bolt hole I, a support seat, a connecting block, an arched door post, a bolt hole II, an anchor-shaped connecting structure, a piston rod, an inner groove and a bolt hole III, wherein the first guide rail is arranged on the workbench; according to the invention, two independent cross beams are adopted, the two ends of each cross beam are wrapped together by the locking pressing plate through the matching of the inner grooves of the cross beams and the anchor structures on the connecting blocks, the piston rods are supported on the side surfaces of the locking pressing plates by the hydraulic cylinders, the movable cross beams and the connecting blocks are integrated through the matching of the bolts and the bolt holes, the machining precision error caused by vibration in the moving process of the cross beams is avoided, and meanwhile, the arched door columns in the connecting blocks can bear and disperse more stress, so that the deformation tendency of the cross beams is reduced.
Description
Technical Field
The invention relates to the field of gantry milling machine tools, in particular to a movable cross beam locking device of a five-axis gantry machine.
Background
The gantry five-axis machine tool is a machine tool which is high in technological content and precision and specially used for machining complex curved surfaces, and plays a significant role in the industries of aerospace, aviation, military, scientific research, precision instruments, high-precision medical equipment and the like in China. During machining, the table is moved along the rails to machine the metal part to the desired shape.
At present, a movable cross beam of a planomiller mainly plays a role in vertical positioning, but the movable cross beam can generate machining vibration in the machining process to cause precision errors, and in addition, as the two ends of the cross beam are supported by upright columns, and parts such as a sliding plate, a ram, a milling head and the like are suspended in the middle of the cross beam, the guide surface of the cross beam needs to bear larger gravity and overturning moment, so that deformation is easily caused.
Disclosure of Invention
In order to solve the problems in the background art, the invention aims to provide a movable cross beam locking device of a five-axis gantry machine.
The technical scheme is as follows:
the utility model provides a five quick-witted movable cross beam locking device in longmen, includes workstation, base, stand, second guide rail, crossbeam I, crossbeam II, first guide rail, big foot iron, little foot iron, spout, slider, pneumatic cylinder, support, locking clamp plate, bolt hole I, supporting seat, connecting block, arch gatepost, bolt hole II, anchor shape connection structure, piston rod, inner groovy, bolt hole III.
The workbench slides on the first guide rail, a plurality of large foot irons are arranged on the side faces of the two first guide rails, the first guide rail is fixed on the ground through the large foot irons, a plurality of bases are arranged on the side faces of each first guide rail, two small foot irons are arranged on the side faces of the bases respectively, the bases are fixed on the ground through the small foot irons, the upper end of each base is correspondingly provided with a stand column, a second guide rail is arranged at the upper end of the stand column, a sliding groove is formed in the second guide rail, a plurality of sliding blocks slide in the sliding groove, and the upper end of each sliding block is.
The supporting seat is of a convex structure with a high middle part and low two sides, the middle bulge of the supporting seat is connected with the connecting block, the connecting block is internally composed of staggered arched door columns, bolt holes II are formed in the front and back surfaces of the connecting block and above the arched door columns, and an anchor-shaped connecting structure is arranged at the top end of the connecting block.
The corresponding inside in crossbeam I, II both ends of crossbeam sets up and anchor shape connection structure matched with inner groovy, and the outside sets up bolt hole III, and locking clamp plate front and back sets up bolt hole I, and bolt hole I makes locking clamp plate wrap up crossbeam I, II crossbeams with the cooperation of bolt hole III, and bolt hole I makes locking clamp plate wrap up the connecting block with the cooperation of bolt hole II, and the inner groovy is with anchor shape connection structure card in crossbeam I, crossbeam II.
The two sides of the supporting seat, which are lower than the protrusions, are provided with supports, the upper end of each support is provided with a hydraulic cylinder, the output end of each hydraulic cylinder extends out of a piston rod, and the end part of each piston rod abuts against the surface of the locking pressing plate.
Preferably, the movement of the worktable on the first guide rail and the movement of the slide block on the second guide rail are controlled by independent servo motors.
Preferably, the hydraulic cylinders, the supports and the piston rods are four groups, two groups of hydraulic cylinders, the supports and the piston rods are arranged on the locking pressing plates wrapped on the outer sides of the cross beams I, and the other two groups of hydraulic cylinders, the supports and the piston rods are arranged on the locking pressing plates wrapped on the outer sides of the cross beams II.
Preferably, the locking pressing plate is made of high-strength steel.
Preferably, the bolt hole I is connected with the bolt hole II and the bolt hole III through bolt fasteners.
Preferably, the number of the sliding blocks arranged at the lower end of each supporting seat is 4-6.
Preferably, the end of the piston rod is wrapped by a rubber material.
The invention has the advantages that:
(1) the movable cross beam can move along the second guide rail, so that the mobility of the gantry machine tool is increased, and the gantry machine tool is more convenient to machine.
(2) Two independent cross beams are adopted, and through the matching of the inner grooves of the cross beams and the anchor structures on the connecting blocks, the two ends of the cross beams are wrapped together by the locking pressing plates, so that machining precision errors cannot be generated due to vibration in the moving process of the cross beams.
(3) The arched door columns in the connecting blocks can bear and disperse more stress, and the deformation tendency of the cross beam is reduced.
(4) The hydraulic cylinder pushes the piston rod against the side surface of the locking pressing plate, so that the vibration generated in the machining process is further reduced, and the precision is improved.
(5) The cooperation of bolt and bolt hole makes movable crossbeam and connecting block constitute a whole, avoids producing precision error because of the beam is small to remove appears in the scram in the course of working, improves machining efficiency.
Drawings
The technical scheme of the invention is further explained by combining the accompanying drawings as follows:
FIG. 1 is a schematic diagram of a movable cross beam locking device of a five-axis gantry crane.
FIG. 2 is a front view of a movable cross beam locking device of a five-axis gantry crane.
FIG. 3 is a side view of a movable cross beam locking device of a five-axis gantry crane.
FIG. 4 is a schematic diagram of a locking device of a movable cross beam locking device of a five-axis gantry crane.
Fig. 5 is a side view of a locking device of a movable cross beam locking device of a five-axis gantry crane.
FIG. 6 is a schematic view of a locking connection part of a movable cross beam locking device of a five-axis gantry crane.
FIG. 7 is a schematic diagram of a connecting part of a movable cross beam locking device of a five-axis gantry crane.
FIG. 8 is a schematic diagram of an inner beam groove of a movable beam locking device of a five-axis gantry crane.
FIG. 9 is a schematic diagram of a beam bolt hole of a movable beam locking device of a five-axis gantry crane.
In the figure: 1-workbench, 2-base, 3-upright, 4-second guide rail, 5-crossbeam I, 6-crossbeam II, 7-first guide rail, 8-big foot iron, 9-small foot iron, 10-chute, 11-slide block, 12-hydraulic cylinder, 13-bracket, 14-locking pressure plate, 15-bolt hole I, 16-support seat, 17-connecting block, 18-arched door column, 19-bolt hole II, 20-anchor connecting structure, 21-piston rod, 22-inner groove and 23-bolt hole III.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in embodiment 1 of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-9, the movable cross beam locking device of the five-axis gantry machine comprises a workbench 1, a base 2, a vertical column 3, a second guide rail 4, a cross beam i 5, a cross beam ii 6, a first guide rail 7, a large foot iron 8, a small foot iron 9, a sliding groove 10, a sliding block 11, a hydraulic cylinder 12, a support 13, a locking pressing plate 14, a bolt hole i 15, a support base 16, a connecting block 17, an arched door column 18, a bolt hole ii 19, an anchor-shaped connecting structure 20, a piston rod 21, an inner groove 22 and a bolt hole iii 23.
The workbench 1 slides on the first guide rails 7, a plurality of large foot irons 8 are arranged on the side faces of the two first guide rails 7, the first guide rails 7 are fixed on the ground through the large foot irons 8, a plurality of bases 2 are arranged on the side faces of each first guide rail 7, two small foot irons 9 are respectively arranged on the side faces of each base 2, the bases 2 are fixed on the ground through the small foot irons 9, the upper end of each base 2 is correspondingly provided with a stand column 3, the upper end of each stand column 3 is provided with a second guide rail 4, a sliding groove 10 is arranged on each second guide rail 4, a plurality of sliding blocks 11 slide in the sliding groove 10, and the upper ends of the sliding blocks 11 are connected with.
The supporting seat 16 is of a convex structure with a high middle part and low two sides, a middle bulge of the supporting seat 16 is connected with the connecting block 17, the connecting block 17 is internally composed of staggered arched door columns 18, bolt holes II 19 are formed in the front surface and the rear surface of the connecting block 17 and above the arched door columns 18, and an anchor-shaped connecting structure 20 is arranged at the top end of the connecting block 17.
Crossbeam I5, the corresponding inside in II 6 both ends of crossbeam sets up and anchor shape connection structure 20 matched with inner groovy 22, and the outside sets up bolt hole III 23, and locking clamp plate 14 front and back sets up bolt hole I15, and bolt hole I15 makes locking clamp plate 14 wrap I5, II 6 of crossbeam with the cooperation of bolt hole III 23, and bolt hole I15 makes locking clamp plate 14 wrap connecting block 17 with the cooperation of II 19 of bolt hole, and inner groovy 22 blocks anchor shape connection structure 20 in crossbeam I5, II 6.
The two sides of the supporting seat 16, which are lower than the bulge, are provided with a bracket 13, the upper end of the bracket 13 is provided with a hydraulic cylinder 12, the output end of the hydraulic cylinder 12 extends out of a piston rod 21, and the end part of the piston rod 21 is propped against the surface of a locking pressing plate 14.
Preferably, the movement of the worktable 1 on the first guide rail 7 and the movement of the slide block 11 on the second guide rail 4 are controlled by independent servo motors.
Preferably, the number of the hydraulic cylinders 12, the brackets 13 and the piston rods 21 is four, two groups of hydraulic cylinders are arranged on the locking pressing plates 14 wrapped on the outer side of the cross beam I5, and the other two groups of hydraulic cylinders are arranged on the locking pressing plates 14 wrapped on the outer side of the cross beam II 6.
Preferably, the locking pressure plate 14 is maraging steel.
Preferably, the bolt hole I15 is connected with the bolt holes II 19 and III 23 through bolt fasteners.
Preferably, the number of the sliding blocks 11 arranged at the lower end of each supporting seat 16 is 4.
Preferably, the end of the piston rod 21 is wrapped with an anti-slip rubber material.
The working principle of the invention is as follows: with I5, the inner groovy 22 at II 6 both ends of crossbeam aim at anchor shape connection structure 20 and the closure of connecting block 17 upper end, place locking clamp plate 14 at I5, II 6 both ends of crossbeam, the bolt is connected with II 19 of bolt hole on the connecting block 17 through I15 of lower part bolt hole on locking clamp plate 14, upper portion bolt hole I15 and I5 of crossbeam, III 23 of bolt hole on II 6 sides of crossbeam are connected, become a whole with connecting block 17 and I5 of crossbeam, II 6 locks of crossbeam. Crossbeam I5, crossbeam II 6 can slide along second guide rail 4, before the slip begins, start hydraulic cylinder 12, make piston rod 21 top on the side of locking clamp plate 14, avoid the crossbeam to take place micro-moving, until after the processing, close hydraulic cylinder 12, make piston rod 21 reset.
The above description is only for the specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of by the inventive labor should be covered within the protection scope of the present invention, and therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (7)
1. The utility model provides a five quick-witted movable beam locking device in longmen which characterized in that: the device comprises a workbench (1), a base (2), a stand column (3), a second guide rail (4), a cross beam I (5), a cross beam II (6), a first guide rail (7), large foot iron (8), small foot iron (9), a sliding groove (10), a sliding block (11), a hydraulic cylinder (12), a support (13), a locking pressing plate (14), a bolt hole I (15), a support seat (16), a connecting block (17), an arched door column (18), a bolt hole II (19), an anchor-shaped connecting structure (20), a piston rod (21), an inner groove (22) and a bolt hole III (23);
the workbench (1) slides on the first guide rails (7), a plurality of large foot irons (8) are arranged on the side surfaces of the two first guide rails (7), the first guide rails (7) are fixed on the ground through the large foot irons (8), a plurality of bases (2) are arranged on the side surfaces of each first guide rail (7), two small foot irons (9) are respectively arranged on the side surfaces of the bases (2), the bases (2) are fixed on the ground through the small foot irons (9), the upper end of each base (2) is correspondingly provided with an upright post (3), the upper end of each upright post (3) is provided with a second guide rail (4), a sliding groove (10) is formed in each second guide rail (4), a plurality of sliding blocks (11) slide in the sliding grooves (10), and the upper ends of the sliding blocks (11) are connected with the supporting seat (;
the supporting seat (16) is of a convex structure with a high middle part and low two sides, a middle bulge of the supporting seat (16) is connected with a connecting block (17), the inside of the connecting block (17) is composed of staggered arched door columns (18), bolt holes II (19) are formed in the front and back surfaces of the connecting block (17) and above the arched door columns (18), and an anchor-shaped connecting structure (20) is arranged at the top end of the connecting block (17);
inner grooves (22) matched with the anchor-shaped connecting structures (20) are arranged in the corresponding inner parts of the two ends of the cross beam I (5) and the cross beam II (6), bolt holes III (23) are arranged on the outer parts of the two ends of the cross beam I (5) and the cross beam II (6), bolt holes I (15) are arranged on the front surface and the rear surface of the locking pressing plate (14), the bolt holes I (15) are matched with the bolt holes III (23) to enable the locking pressing plate (14) to wrap the cross beam I (5) and the cross beam II (6), the bolt holes I (15) are matched with the bolt holes II (19) to enable the locking pressing plate (14) to wrap the connecting blocks (17), and the anchor-shaped connecting structures (20);
the support (16) is lower than the two sides of the bulge and is provided with a support (13), the upper end of the support (13) is provided with a hydraulic cylinder (12), the output end of the hydraulic cylinder (12) extends out of a piston rod (21), and the end part of the piston rod (21) is propped against the surface of a locking pressing plate (14).
2. The movable cross beam locking device of the five-axis gantry machine according to claim 1, characterized in that: the movement of the workbench (1) on the first guide rail (7) and the movement of the sliding block (11) on the second guide rail (4) are controlled by independent servo motors.
3. The movable cross beam locking device of the five-axis gantry machine according to claim 1, characterized in that: the hydraulic cylinders (12), the supports (13) and the piston rods (21) are four in number, two sets of hydraulic cylinders are arranged on the locking pressing plates (14) wrapped on the outer sides of the cross beams I (5), and the other two sets of hydraulic cylinders are arranged on the locking pressing plates (14) wrapped on the outer sides of the cross beams II (6).
4. The movable cross beam locking device of the five-axis gantry machine according to claim 1, characterized in that: the locking pressing plate (14) is made of high-strength steel.
5. The movable cross beam locking device of the five-axis gantry machine according to claim 1, characterized in that: the bolt holes I (15) are connected with the bolt holes II (19) and the bolt holes III (23) through bolt fasteners.
6. The movable cross beam locking device of the five-axis gantry machine according to claim 1, characterized in that: the number of the sliding blocks (11) arranged at the lower end of each supporting seat (16) is 4-6.
7. The movable cross beam locking device of the five-axis gantry machine according to claim 1, characterized in that: the end part of the piston rod (21) is wrapped by rubber materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810230828.4A CN108526914B (en) | 2018-03-20 | 2018-03-20 | Movable cross beam locking device of five-axis gantry machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810230828.4A CN108526914B (en) | 2018-03-20 | 2018-03-20 | Movable cross beam locking device of five-axis gantry machine |
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| Publication Number | Publication Date |
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| CN108526914A CN108526914A (en) | 2018-09-14 |
| CN108526914B true CN108526914B (en) | 2020-05-15 |
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| CN201810230828.4A Active CN108526914B (en) | 2018-03-20 | 2018-03-20 | Movable cross beam locking device of five-axis gantry machine |
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| CN111993093B (en) * | 2020-08-27 | 2022-01-28 | 诺伯特智能装备（山东）有限公司 | Five-axis machining center of non-metal movable beam gantry and transportation method thereof |
| CN114055186A (en) * | 2021-11-29 | 2022-02-18 | 东莞市固达机械制造有限公司 | Push-pull portal frame |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH02160440A (en) * | 1988-12-12 | 1990-06-20 | Honda Motor Co Ltd | Machine tool |
| CN200977604Y (en) * | 2006-11-02 | 2007-11-21 | 福裕事业股份有限公司 | Machine body structure for door shaped processor |
| CN201049423Y (en) * | 2007-05-11 | 2008-04-23 | 深圳市德丰五金制品有限公司 | Gantry structure for digital control gantry milling machine |
| CN101474750A (en) * | 2009-01-24 | 2009-07-08 | 苏州江南电梯(集团)有限公司 | Single-screw walking-beam type machining center |
| CN201573049U (en) * | 2009-11-04 | 2010-09-08 | 十堰海岚机床有限公司 | Composite numerical-controlled plano milling machine with beam capable of bidirectional movement |
| CN102049705B (en) * | 2010-11-12 | 2013-03-13 | 中捷机床有限公司 | Direct-drive high-speed five-axis gantry machining center with replaceable milling head |
| CN202491073U (en) * | 2011-12-27 | 2012-10-17 | 东莞市铭力数控设备制造有限公司 | Inclined back type crossbeam gantry wire rail machine tool |
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