CN115319488B - Gantry type machine tool - Google Patents
Gantry type machine tool Download PDFInfo
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- CN115319488B CN115319488B CN202211064756.3A CN202211064756A CN115319488B CN 115319488 B CN115319488 B CN 115319488B CN 202211064756 A CN202211064756 A CN 202211064756A CN 115319488 B CN115319488 B CN 115319488B
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- 238000013016 damping Methods 0.000 claims description 15
- 230000000712 assembly Effects 0.000 claims description 8
- 238000000429 assembly Methods 0.000 claims description 8
- 238000003754 machining Methods 0.000 abstract description 13
- 230000006378 damage Effects 0.000 abstract description 11
- 230000005540 biological transmission Effects 0.000 description 11
- 238000009434 installation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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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
- B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
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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
- B23Q1/72—Auxiliary arrangements; Interconnections between auxiliary tables and movable machine elements
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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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0032—Arrangements for preventing or isolating vibrations in parts of the machine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The application belongs to the technical field of machining and aims at solving the problems of poor precision and poor stability of the existing machining machine tool, and in particular relates to a gantry machine tool, which comprises a supporting device and a bearing device arranged at the bottom of the supporting device, wherein a main shaft box device is arranged above the supporting device; the bearing device is provided with a workbench and two tail seats arranged at two ends of the workbench, and the workbench is suspended through the two tail seats; a height adjusting device is arranged between the tailstock and the supporting device; in the assembled state, the top of the height adjusting device is upwards suspended to a preset height and is abutted and fixed with the supporting device; this application can realize the high calibration adjustment to strutting arrangement, realizes the full load support to headstock device removal, no matter headstock device moves, all can not influence the levelness of lathe equipment, can effectively reduce the unstable vibrations impact to ground simultaneously, prevents the influence of ground damage to equipment levelness, reduces the dependence to the ground greatly.
Description
Technical Field
The application relates to the technical field of machining, in particular to a gantry type machine tool.
Background
The gantry type five-axis machining center is widely applied to machining parts in the fields of automobiles, aerospace, aviation and the like, and in the existing common machining center, two independent upright posts are arranged on the ground, and a cutter part moves on the two upright posts; the base of the bearing workbench is arranged between the two independent upright posts, the cradle turntable is arranged at the front ends of the two upright posts, and the front ends of the two upright posts are in overhanging arrangement.
In actual machining, when the cutter component moves to the front end of the upright post to work, the upright post is bent and deformed due to the action of dead weight and cutting force, equipment is unstable in machining, larger unstable impact force is generated on the ground, and the ground is damaged greatly; the second aspect causes errors in the levelness of the uprights carrying the tool parts, affecting the machining precision of the machine tool.
Disclosure of Invention
In order to solve the problem that current machine tool precision is poor, stability is poor, this application provides a planer-type lathe, can calibrate the adjustment to the height of support frame, realize the full load support to the cutter part removal, no matter how the cutter part removes, all can not influence the levelness of equipment, can effectively reduce the unstable vibrations impact to ground simultaneously, prevent the influence of ground damage to equipment levelness, significantly reduce the dependence to the ground, guarantee machining precision when improving stability.
The gantry machine tool provided by the application adopts the following technical scheme:
a gantry machine tool includes
The support device is provided with a main shaft box device;
the bearing device is arranged at the bottom of the supporting device, a workbench and two tail seats arranged at two ends of the workbench are arranged on the bearing device, and the workbench is suspended through the two tail seats;
a height adjusting device is arranged between the tailstock and the supporting device;
in the assembled state, the top of the height adjusting device is suspended upwards by a preset height and is in abutting connection and fixation with the supporting device.
Through adopting above-mentioned technical scheme, can realize the high calibration adjustment to strutting arrangement, realize the full load support to the cutter part removal in the headstock device, no matter the headstock device moves, all can not influence the levelness of lathe equipment, can effectively reduce simultaneously the unstable vibrations impact to ground, prevent the influence of ground damage to equipment levelness, reduce the dependence to the ground greatly, guarantee machining precision when improving stability.
Preferably, the supporting device comprises a mounting frame and two supporting frames, and the mounting frame is arranged between the two supporting frames;
the bearing device comprises a base body and two bearing assemblies arranged at the top of the base body, wherein the two bearing assemblies are respectively used for bearing the two supporting frames;
one end of the supporting frame far away from the mounting frame and the bearing assembly form a cavity for accommodating the tailstock; one end of the support frame, which is far away from the mounting frame, is provided with a connecting piece mounting part;
the height adjusting device comprises a power device, a base plate and an action part, and the bottom of the base plate is fixedly connected with the tailstock; the action part is arranged on the base plate and has the degree of freedom of lifting movement so as to adjust the levelness of the support frame;
in an initial state, the top of the height adjusting device is arranged with the inner top clearance of the chamber;
in the assembled state, the acting part of the height adjusting device is suspended upwards to be abutted with the inner top of the cavity, and the height adjusting device is fixedly connected with the connecting piece mounting part through a connecting piece.
By adopting the technical scheme, the supporting device is arranged at the top of the bearing device, the tailstock of the bearing workbench is integrated with the supporting device and the bearing device through the height adjusting device, so that the convenient installation of the workbench can be met, the full-load support on the movement of the spindle box device can be realized after the assembly, the suspension area of the supporting device in the movement process of the spindle box device is eliminated, and the bending deformation of the supporting device can not be caused no matter how the spindle box device moves; in addition, be different from current direct with vibration force to the ground through workstation loading area transmission, the application discloses with vibration force transmission to strutting arrangement wholly, then strutting arrangement wholly evenly transmits the force to loading attachment, carries out vibration force's transmission to the ground through loading attachment's wholly, is different from regional vibrations, and the force transmission of this application is more stable even, significantly reduces the vibrations destruction to the ground.
Preferably, the support frame comprises a support body, a first supporting part and a second supporting part, wherein the first supporting part and the second supporting part are arranged at the bottom of the support body, and the first supporting part is far away from the workbench;
the second branch part, the first branch part and the supporting body form a first through area with a downward opening; a first notch area is formed between one side of the second branch part far away from the first branch part and the bottom of the support body;
the bearing assembly comprises a first protruding part and a second protruding part which are respectively matched with the first supporting part and the second supporting part; the second bulge part, the first bulge part and the base body form a second through region, and the second through region and the first through region form an overhaul channel;
the second boss and the first notched area form the chamber.
By adopting the technical scheme, the supporting device is arranged at the top of the bearing device and is not in direct contact with the ground, the overhaul channel formed by the supporting frame and the bearing assembly is convenient to overhaul and maintain, and the formed cavity for accommodating the tailstock is not influenced by multi-axis rotation of the workbench, can effectively utilize the space and reduces the occupied area of the ground; the overhanging setting of support frame satisfies the free removal of headstock device that sets up on it, satisfies the processing to various size parts, through the setting of high adjusting device in the cavity, realizes the full load support to the support frame.
Preferably, the side part of the supporting body is provided with a containing cavity, and the connecting piece installation part is a through hole which is formed in the containing cavity; at least two through holes are formed in the through hole;
the base plate is provided with a fixing hole matched with the through hole;
in the assembled state, the connecting piece passes through the through hole and is fixedly connected with the fixing hole.
Through adopting above-mentioned technical scheme, the dismouting of being convenient for does not influence the work of headstock device on the support frame simultaneously.
Preferably, the support body, the first support portion and the second support portion are integrally formed.
Through adopting above-mentioned technical scheme, form the support frame whole, satisfy high strength design when the lightweight design.
Preferably, a guide rail is arranged at the top of the support body;
the main shaft box device comprises a driving mechanism, an adjusting mechanism and a main shaft box arranged at the power output end of the adjusting mechanism; the driving mechanism is arranged on the mounting frame, and the adjusting mechanism is arranged at the power output end of the driving mechanism;
the bottom of the adjusting mechanism is provided with two sliding grooves which are matched with the guide rails of the two supporting frames respectively, and the adjusting mechanism has the freedom degree of movement along the longitudinal axis of the supporting device so as to adjust the position of the spindle box.
By adopting the technical scheme, the position of the main shaft box is flexibly adjusted.
Preferably, the adjusting mechanism comprises a longitudinal moving mechanism, a transverse moving mechanism and a lifting mechanism, and the bottoms of the longitudinal moving mechanism are respectively connected with the two guide rails in a sliding manner; the moving direction of the longitudinal moving mechanism is perpendicular to the moving direction of the transverse moving mechanism;
the transverse moving mechanism comprises a power motor and a transverse sliding plate, and the transverse sliding plate is arranged on the longitudinal moving mechanism and has the freedom of moving along the longitudinal axis of the longitudinal moving mechanism; the power motor is used for driving the transverse sliding plate to move;
the lifting mechanism and the main shaft box are arranged on the transverse sliding plate; the main shaft box has lifting movement freedom; the lifting mechanism is used for driving the spindle box to ascend or descend relative to the transverse sliding plate.
Through adopting above-mentioned technical scheme, can realize the removal regulation to headstock X to, Y to, Z to different directions, satisfy various processing demands, adjust in a flexible way, the precision is high, processing cycle is short, the precision is high.
Preferably, the workbench is a multi-axis workbench;
the base body is provided with a chip removal port, and the chip removal port is arranged at the bottom of the multi-axis workbench.
By adopting the technical scheme, the processing bits are discharged in time conveniently, and the processing bits are prevented from being accumulated to influence the processing precision of the product.
Preferably, a plurality of height adjusting damping devices are arranged at the bottom of the bearing device, and a plurality of height adjusting damping devices are uniformly arranged.
By adopting the technical scheme, the dependence on the foundation is effectively reduced, the flexible adjustment of the equipment height is realized, and the overall stability of the equipment is greatly improved.
Preferably, the device further comprises a main control center, and the main spindle box device, the height adjusting device and the height adjusting damping device are all in signal connection with the main control center.
By adopting the technical scheme, remote control is realized, the degree of automation is high, human participation is reduced, the adjustment precision is improved, and the overall safety level is improved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. according to the scheme disclosed by the application, the supporting device is arranged at the top of the bearing device, the tailstock of the bearing workbench is integrated with the supporting device and the bearing device through the height adjusting device, so that the convenient installation of the workbench can be met, the full-load support for the movement of the spindle box device can be realized after the assembly, the suspension area of the supporting device in the movement process of the spindle box device is eliminated, and the supporting device cannot be bent and deformed no matter how the spindle box device moves; in addition, be different from current direct with vibration force to the ground through workstation loading area transmission, the application discloses with vibration force transmission to strutting arrangement wholly, then strutting arrangement wholly evenly transmits the force to loading attachment, carries out vibration force's transmission to the ground through loading attachment's wholly, is different from regional vibrations, and the force transmission of this application is more stable even, significantly reduces the vibrations destruction to the ground.
2. The supporting device and the bearing device are symmetrically arranged, so that the processing is convenient; meanwhile, the supporting device, the bearing device, the height adjusting device and the tailstock form a fully-closed structure, dynamic stability and static stability are relatively high, the influence of external environment is small, the fault tolerance rate is high, the overall stability is effectively improved, the machining precision in working can be guaranteed, the dependence of equipment on a foundation can be effectively reduced, and impact damage to the ground is reduced.
3. Through the arrangement of the height adjusting damping device, the whole height adjustment can be realized, the whole production levelness is ensured, and the influence of uneven and unstable feet on the precision and stability of the whole equipment during working is reduced; when current lathe equipment is installed, in order to guarantee installation stability, generally need set up the basic unit about 1 meter, it is higher to the site environment requirement, the scheme simple structure of this application disclosed, the dismouting of being convenient for can effectively reduce the unstable vibrations impact to ground simultaneously, prevents the influence of ground damage to equipment levelness, reduces the dependence to the ground greatly, guarantees machining precision when improving stability.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present application.
Fig. 2 is a schematic view of the support device of fig. 1.
Fig. 3 is a schematic view of the carrier of fig. 1.
Fig. 4 is a schematic diagram illustrating the assembly of the supporting device and the carrying device in fig. 1.
Fig. 5 is a schematic view of the height adjustment device of fig. 1.
Reference numerals illustrate: 100. a support device; 110. a mounting frame; 111. a motor mounting portion; 120. a support frame; 121. a support body; 1211. a receiving chamber; 122. a first leg; 123. a second leg; 124. a guide rail; 125. a first through region; 126. a first notch region; 200. a carrying device; 210. a base body; 211. a chip removal port; 220. a carrier assembly; 221. a first boss; 222. a second protruding portion; 300. a height adjusting device; 310. a backing plate; 320. an action part; 410. a longitudinal movement mechanism; 420. a lateral movement mechanism; 430. a lifting mechanism; 440. a spindle box; 510. a work table; 520. a tailstock; 600. a height-adjusting damping device; 700. tool magazine device.
Detailed Description
The present application is described in further detail below with reference to fig. 1 to 5.
The embodiment of the application discloses a gantry type machine tool.
Referring to fig. 1, the device comprises a supporting device 100, a bearing device 200, a height adjusting device 300 and a height adjusting damping device 600, wherein the bearing device 200 is arranged at the bottom of the supporting device 100, the height adjusting damping device 600 is arranged at the bottom of the bearing device 200 and is used for adjusting the overall levelness and the height from the ground, so that the horizontal stability of the overall device is ensured, the damping in the processing process can be realized, and the impact damage to the ground is effectively reduced.
The spindle box 440 device is arranged above the supporting device 100 and is used for clamping a cutter, and meanwhile flexible regulation and control of the space position of the cutter can be realized, so that the processing requirements of different parts of a part can be met, or the processing requirements of different parts can be met.
The supporting device 100 includes a mounting frame 110 and two supporting frames 120, wherein the mounting frame 110 is installed between the two supporting frames 120 and is fixedly connected with the two supporting frames 120 respectively, so as to form an integral support for the headstock 440 device.
The bearing device 200 includes a base body 210 and two bearing assemblies 220 mounted on the top of the base body 210, wherein the two bearing assemblies 220 are respectively used for bearing two supporting frames 120, and in an assembled state, the two supporting frames 120 are respectively and fixedly connected with the two bearing assemblies 220.
The bearing device 200 is provided with a workbench 510 for clamping a workpiece to be machined and two tailstocks 520 arranged at two ends of the workbench 510, and the bottoms of the two tailstocks 520 are fixedly connected with the two bearing components 220 respectively; the workbench 510 is suspended by the two tailstocks 520, so that flexible rotation above the base body 210 can be realized.
One end of the two support frames 120 far away from the mounting frame 110 respectively forms two chambers for accommodating the two tailstocks 520 with the two bearing assemblies 220, so that the mounting requirement of the workbench 510 is met, and simultaneously, the headstock 440 device can be ensured to move to the position right above the workbench 510 on the support device 100 for processing.
Two height adjusting devices 300 are respectively arranged between the two tailstocks 520 and the supporting device 100; one end of each supporting frame 120 far away from the mounting frame 110 is provided with a connecting piece mounting part; the distance between the top of the tailstock 520 and the inner top of the chamber is greater than the initial height of the height adjustment device 300; in the initial state, the top parts of the two height adjusting devices 300 are arranged with the inner top gaps of the corresponding chambers, so that the disassembly and the assembly are convenient; in the assembled state, the top of the height adjusting device 300 is suspended upward by a predetermined height and is fixed in abutment with the supporting device 100, specifically with the inner top of the chamber, and the height adjusting device 300 is fixedly connected with the connector mounting portion through the connector.
Wherein, the preset height refers to that when the headstock 440 device moves to a section of the supporting frame 120 corresponding to the cavity, the supporting of the section by the height adjusting device 300 can effectively prevent the bending deformation of the supporting frame 120, realize the full load supporting of the supporting frame 120, eliminate the suspension space of the supporting device 100 in the moving process of the headstock 440 device, and the bending deformation of the supporting device 100 can not be caused no matter how the headstock 440 device moves; in addition, be different from current direct with vibration force to the ground through workstation 510 bearing area, the application disclosed with vibration force transmission to strutting arrangement 100 whole, then strutting arrangement 100 whole evenly transmits the force to strutting arrangement 200, carries out vibration force's transmission to the ground through strutting arrangement 200 whole, is different from regional vibrations, and the force transmission of this application is more stable even, significantly reduces the vibration damage to the ground.
The workbench 510 in the application is a multi-shaft workbench 510, meets different clamping requirements of parts, and is high in flexibility. The chip discharge port 211 is formed in the base body 210, and the chip discharge port 211 is formed in the bottom of the multi-axis workbench 510, so that processing chips can be discharged in time, and the processing chips are prevented from accumulating to influence the processing precision of products.
The headstock 440 device comprises a driving mechanism, an adjusting mechanism and a headstock 440 arranged at the power output end of the adjusting mechanism; the driving mechanism is arranged on the mounting frame 110, and the adjusting mechanism is arranged at the power output end of the driving mechanism; the adjusting mechanism comprises a longitudinal moving mechanism 410, a transverse moving mechanism 420 and a lifting mechanism 430, wherein the bottom of the longitudinal moving mechanism 410 is respectively connected with the tops of the two supporting frames 120 in a sliding manner; the moving direction of the longitudinal moving mechanism 410 is perpendicular to the moving direction of the lateral moving mechanism 420.
The lateral movement mechanism 420 includes a power motor and a lateral slide plate that is mounted to the longitudinal movement mechanism 410 and has a degree of freedom to move along a longitudinal axis of the longitudinal movement mechanism 410; the power motor is used for driving the transverse sliding plate to move; the lifting mechanism 430 and the main spindle box 440 are both arranged on the transverse sliding plate; the headstock 440 has a degree of freedom of lifting movement; the lifting mechanism 430 is used for driving the spindle box 440 to ascend or descend relative to the transverse sliding plate, and through the arrangement of the longitudinal moving mechanism 410, the transverse moving mechanism 420 and the lifting mechanism 430, the movement adjustment of the spindle box 440 in different directions of X direction, Y direction and Z direction is realized, various processing requirements are met, the adjustment is flexible, the precision is high, the processing period is short, and the precision is high.
The height-adjusting damping devices 600 are arranged at the bottom of the bearing device 200, the height-adjusting damping devices 600 are arranged in a plurality, the height-adjusting damping devices 600 are uniformly arranged, dependence on a foundation is effectively reduced, flexible adjustment of equipment height is realized, and the overall stability of the equipment is greatly improved.
In this embodiment, the workbench 510 is preferably a cradle turntable, and in the assembled state, the top of the cradle turntable is fixedly connected with the support frame 120, so that a part of force can be transferred upwards during operation, the support device 100 and the bearing device 200 together form a force transfer carrier, and the vibration force transferred to the ground is more uniform, so that the damage degree to the ground is effectively reduced.
Referring to fig. 2 and 3, the top of the support body 121 is provided with a guide rail 124; the bottom of the adjusting mechanism is provided with two sliding grooves respectively matched with the guide rails 124 at the tops of the two supporting frames 120, and the adjusting mechanism has a degree of freedom of movement along the longitudinal axis of the supporting device 100 so as to adjust the position of the headstock 440, thereby realizing flexible adjustment of the position of the headstock 440.
Specifically, the mounting frame 110 is of a transverse platform structure, and a motor mounting part 111 is arranged in the middle of the mounting frame 110 to set a driving mechanism; the power output end of the driving mechanism is connected with the middle position of the longitudinal moving mechanism 410, namely, the longitudinal axis of the motor installation part 111 and the central axes of the two guide rails 124 are positioned on the same vertical plane, and the horizontal driving of the longitudinal moving mechanism 410 is realized through the driving mechanism, so that the synchronous movement of the longitudinal moving mechanism 410 on the two guide rails 124 is ensured.
In this embodiment, the length of the mounting frame 110 is smaller than the length of the guide rail 124, and does not affect the working movement of the longitudinal movement mechanism 410; the mounting frame 110 is fixedly connected with the two supporting frames 120 or integrally formed, and forms a supporting whole with an N-shaped section.
The support frame 120 includes a support body 121, a first support portion 122 and a second support portion 123 disposed at the bottom of the support body 121, where the first support portion 122 is disposed away from the table 510; the second support portion 123, the first support portion 122 and the support body 121 form a first through region 125 with a downward opening; one side of the second support portion 123 far away from the first support portion 122 and the bottom of the supporting body 121 form a first notch area 126, that is, one end of the second support portion 123 far away from the first support portion 122 is overhanging and arranged, enough space is reserved for installation of the workbench 510, extra space is not occupied, and the overall occupied area is reduced.
The bearing assembly 220 includes a first protruding portion 221 and a second protruding portion 222 respectively matched with the first supporting portion 122 and the second supporting portion 123; the second protruding part 222, the first protruding part 221 and the base body 210 form a second through region, the second through region and the first through region 125 form an overhaul channel for overhauling and maintaining parts in the two supporting frames 120, and the second protruding part 222 and the first notch region 126 form a chamber for installing the tailstock 520; the supporting device 100 is arranged at the top of the bearing device 200 and is not in direct contact with the ground, the overhaul channel formed by the supporting frame 120 and the bearing assembly 220 is convenient to overhaul and maintain, and the formed cavity for accommodating the tailstock 520 does not influence the multi-axis rotation of the workbench 510, can effectively utilize the space and reduces the occupied area of the ground; the overhanging setting of the support frame 120 satisfies the free movement of the headstock 440 device arranged thereon, satisfies the processing of various size parts, and realizes the full load support of the support frame 120 through the setting of the height adjusting device 300 in the chamber.
The side part of the supporting body 121 is provided with a containing cavity 1211, and the connecting piece mounting part is a through hole arranged in the containing cavity 1211; at least two through holes are formed; the height adjusting device 300 is provided with a fixing hole matched with the through hole; in the assembled state, the connecting piece passes through the through hole and is fixedly connected with the fixing hole, so that the assembling and disassembling are convenient, and meanwhile, the work of the spindle box 440 device on the support frame 120 is not influenced.
The support body 121, the first support portion 122 and the second support portion 123 are integrally formed, so that the whole support frame 120 is formed, and the lightweight design is realized while the high-strength design is satisfied.
The base body 210 is also provided with a tool magazine device, and the tool magazine device is arranged below the mounting frame 110 and does not influence the work of the spindle box 440 device; specifically, the tool magazine device includes a bearing base and a flat chain tool magazine, the flat chain tool magazine is disposed at the top of the bearing base, the bearing base is fixedly connected with the base body 210, and the flat chain tool magazine satisfies tool replacement of the spindle box 440 device.
Referring to fig. 4, the height of the tool magazine device is lower than the height of the mounting frame 110, and the length of the tool magazine device is longer than the length of the mounting frame 110, so that the tools clamped at the bottom of the spindle box 440 device can be replaced conveniently; the region of the base body 210 where the tool magazine device is located is higher than the region of the base body 210 where the workbench 510 is located, so that cutting scraps in the machining process of the workbench 510 are prevented from splashing into the horizontal chain type tool magazine, and the use of tools is prevented from being influenced.
The bottom of the base body 210 is provided with a longitudinal groove in the middle, so that the light-weight design is realized while the bearing strength is met. The supporting device 100 and the bearing device 200 are arranged separately, especially the supporting device 100 is arranged at the top of the bearing device 200, so that the supporting device is convenient to detach, and meanwhile, the transportation is more convenient, and the transportation process is not easy to deform.
The chip discharge port 211 is arranged in an open mode, so that the chips can be conveniently collected, splashing to the supporting device 100 is prevented, and the service life of the part is prolonged.
The supporting device 100 and the bearing device 200 are symmetrically arranged, the supporting device 100 and the bearing device 200 form a closed structure, dynamic stability and static stability are relatively high, the influence of external environment is small, and the fault tolerance is high.
Referring to fig. 5, the height adjusting apparatus 300 includes a power unit, a pad 310, and an acting portion 320, the bottom of the pad 310 being fixedly connected to a tailstock 520; the acting part 320 is mounted on the backing plate 310, and the acting part 320 has a degree of freedom of lifting movement to adjust the levelness of the support frame 120; a fixing hole matched with the through hole is provided on the pad 310; in the initial state, the top of the height adjusting device 300 is disposed in a gap with the inner top of the chamber; in the assembled state, the acting portion 320 of the height adjusting device 300 is suspended upward to abut against the inner top of the chamber, and the height adjusting device 300 is fixedly connected with the connector mounting portion through the connector.
Further, the application still includes total accuse center, headstock 440 device, altitude mixture control device 300, altitude mixture control damping device 600 all with total accuse center signal connection, realize remote control, degree of automation is high, reduces the human participation, improves the regulation precision, improves whole security level simultaneously.
The height-adjusting shock absorbing device 600 is preferably an adjustable shock absorbing pad in this application.
The implementation principle of the gantry type machine tool provided by the embodiment of the application is as follows: can realize the high calibration adjustment to strutting arrangement 100, realize the full load support to the cutter part removal in the headstock 440 device, no matter the headstock 440 device moves, can not influence the levelness of lathe equipment, can effectively reduce the unstable vibrations impact to ground simultaneously, prevent the influence of ground damage to equipment levelness, reduce the dependence to the ground greatly, guarantee machining precision when improving stability.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (9)
1. A gantry machine tool, characterized in that: comprising
A support device (100) on which a headstock (440) device is provided;
the bearing device (200) is arranged at the bottom of the supporting device (100), a workbench (510) and two tail bases (520) arranged at two ends of the workbench (510) are arranged on the bearing device (200), and the workbench (510) is suspended through the two tail bases (520);
a height adjusting device (300) is arranged between the tailstock (520) and the supporting device (100);
in the assembled state, the top of the height adjusting device (300) is upwards suspended to a preset height and is abutted and fixed with the supporting device (100);
the supporting device (100) comprises a mounting frame (110) and two supporting frames (120), wherein the mounting frame (110) is arranged between the two supporting frames (120);
the bearing device (200) comprises a base body (210), and two bearing assemblies (220) arranged at the top of the base body (210), wherein the two bearing assemblies (220) are respectively used for bearing the two supporting frames (120);
one end of the supporting frame (120) far away from the mounting frame (110) and the bearing assembly (220) form a chamber for accommodating the tailstock (520); one end of the supporting frame (120) far away from the mounting frame (110) is provided with a connecting piece mounting part;
the height adjusting device (300) comprises a power device, a base plate (310) and an action part (320), wherein the bottom of the base plate (310) is fixedly connected with the tailstock (520); the action part (320) is arranged on the base plate (310), and the action part (320) has the degree of freedom of lifting movement so as to adjust the levelness of the support frame (120);
in an initial state, the top of the height adjustment device (300) is arranged in a gap with the inner top of the chamber;
in the assembled state, an acting part (320) of the height adjusting device (300) is suspended upwards to be abutted with the inner top of the cavity, and the height adjusting device (300) is fixedly connected with the connecting piece mounting part through a connecting piece.
2. Gantry machine tool according to claim 1, characterized in that: the support frame (120) comprises a support body (121), a first supporting part (122) and a second supporting part (123) which are arranged at the bottom of the support body (121), wherein the first supporting part (122) is far away from the workbench (510);
the second branch part (123), the first branch part (122) and the supporting body (121) form a first through area (125) with a downward opening; a first notch area (126) is formed between one side of the second branch part (123) far away from the first branch part (122) and the bottom of the supporting body (121);
the bearing assembly (220) comprises a first protruding part (221) and a second protruding part (222) which are respectively matched with the first supporting part (122) and the second supporting part (123); the second protruding part (222), the first protruding part (221) and the base body (210) form a second through region, and the second through region and the first through region (125) form an overhaul channel;
the second boss (222) and the first notched area (126) form the chamber.
3. The gantry machine tool of claim 2, wherein: a containing cavity (1211) is formed in the side part of the supporting body (121), and the connecting piece mounting part is a through hole formed in the containing cavity (1211); at least two through holes are formed in the through hole;
the backing plate (310) is provided with a fixing hole matched with the through hole;
in the assembled state, the connecting piece passes through the through hole and is fixedly connected with the fixing hole.
4. The gantry machine tool of claim 2, wherein: the support body (121), the first branch part (122) and the second branch part (123) are integrally formed.
5. The gantry machine tool of claim 2, wherein: a guide rail (124) is arranged at the top of the supporting body (121);
the main spindle box (440) device comprises a driving mechanism, an adjusting mechanism and a main spindle box (440) arranged at the power output end of the adjusting mechanism; the driving mechanism is arranged on the mounting frame (110), and the adjusting mechanism is arranged at the power output end of the driving mechanism;
the bottom of the adjusting mechanism is provided with two sliding grooves respectively matched with the guide rails (124) of the two supporting frames (120), and the adjusting mechanism has the freedom of moving along the longitudinal axis of the supporting device (100) so as to adjust the position of the spindle box (440).
6. The gantry machine tool of claim 5, wherein: the adjusting mechanism comprises a longitudinal moving mechanism (410), a transverse moving mechanism (420) and a lifting mechanism (430), wherein the bottoms of the longitudinal moving mechanism (410) are respectively connected with the two guide rails (124) in a sliding manner; the moving direction of the longitudinal moving mechanism (410) is perpendicular to the moving direction of the transverse moving mechanism (420);
the lateral movement mechanism (420) comprises a power motor and a lateral slide mounted to the longitudinal movement mechanism (410) and having a degree of freedom of movement along a longitudinal axis of the longitudinal movement mechanism (410); the power motor is used for driving the transverse sliding plate to move;
the lifting mechanism (430) and the main shaft box (440) are arranged on the transverse sliding plate; the main spindle box (440) has a degree of freedom of lifting and moving; the lifting mechanism (430) is used for driving the main spindle box (440) to ascend or descend relative to the transverse sliding plate.
7. Gantry machine tool according to claim 1, characterized in that: the workbench (510) is a multi-axis workbench (510);
the base body (210) is provided with a chip removal port (211), and the chip removal port (211) is arranged at the bottom of the multi-axis workbench (510).
8. Gantry machine tool according to any one of claims 1-7, characterized in that: the bottom of the bearing device (200) is provided with a plurality of height-adjusting damping devices (600), and a plurality of the height-adjusting damping devices (600) are uniformly arranged.
9. The gantry machine tool of claim 8, wherein: the device also comprises a main control center, wherein the main spindle box (440) device, the height adjusting device (300) and the height adjusting damping device (600) are in signal connection with the main control center.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211064756.3A CN115319488B (en) | 2022-09-01 | 2022-09-01 | Gantry type machine tool |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211064756.3A CN115319488B (en) | 2022-09-01 | 2022-09-01 | Gantry type machine tool |
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| CN115319488B true CN115319488B (en) | 2023-06-27 |
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| CN117340634B (en) * | 2023-12-04 | 2024-03-15 | 宁波市凯博数控机械有限公司 | Machine tool for precision machining of parts and control system thereof |
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| JP2004160584A (en) * | 2002-11-12 | 2004-06-10 | Mori Seiki Co Ltd | Multiple-spindle working machine tool and jig for attaching and detaching table unit |
| JP2007296613A (en) * | 2006-05-01 | 2007-11-15 | Mori Seiki Co Ltd | Machine tool |
| CN204182921U (en) * | 2014-10-31 | 2015-03-04 | 郑州市长城机器制造有限公司 | A kind of axial workpiece lathe processing equipment |
| CN105690104A (en) * | 2016-03-28 | 2016-06-22 | 苏州市合叶精密机械有限公司 | Supporting device for machine tool |
| DE102017216446A1 (en) * | 2017-09-17 | 2019-03-21 | Deckel Maho Seebach Gmbh | Machine tool for machining a workpiece |
| CN107876802A (en) * | 2017-11-13 | 2018-04-06 | 盐城苏工高科机械有限公司 | A kind of adjustable high-efficient rate lathe |
| CN111002047A (en) * | 2019-12-28 | 2020-04-14 | 肇庆泓启数控机械有限公司 | Numerical control movable beam type five-axis gantry machining center machine tool |
| CN113334098B (en) * | 2021-06-28 | 2021-12-07 | 东莞市巨冈机械工业有限公司 | High-speed five-axis machining center |
| CN113649824A (en) * | 2021-07-22 | 2021-11-16 | 上海诺倬力机电科技有限公司 | Five-axis cradle processing machine tool |
| CN113770764A (en) * | 2021-08-10 | 2021-12-10 | 江苏恒钜精密机械科技有限公司 | Cutting equipment for precision finishing |
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