CN115319530A - Gantry machine tool protection device and gantry machine tool - Google Patents
Gantry machine tool protection device and gantry machine tool Download PDFInfo
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- CN115319530A CN115319530A CN202211064718.8A CN202211064718A CN115319530A CN 115319530 A CN115319530 A CN 115319530A CN 202211064718 A CN202211064718 A CN 202211064718A CN 115319530 A CN115319530 A CN 115319530A
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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
- B23Q11/08—Protective coverings for parts of machine tools; Splash guards
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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
- B23Q1/012—Portals
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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
- B23Q11/12—Arrangements for cooling or lubricating parts of the machine
- B23Q11/126—Arrangements for cooling or lubricating parts of the machine for cooling only
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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 particularly relates to a gantry machine tool protection device and a gantry machine tool, aiming at solving the problem that heat generated in the process of machining parts causes deformation of precision parts in the machine tool, wherein the gantry machine tool protection device comprises two protection mechanisms which are respectively arranged inside upright columns at two sides of the gantry machine tool, the two protection mechanisms are both arranged on a base of the gantry machine tool, and chip removal ports are formed at the bottoms of the two protection mechanisms so as to discharge machining chips to the outer side of the base; the protective mechanism is provided with a through hole for the free end of the cantilever of the machine tool workbench to be suspended to the outer side and connected with the base; the outer side of the protection mechanism is provided with a heat insulation mechanism to separate the heat conduction from the processing area of the workbench to the machine tool body; the scheme disclosed in the application can block heat conduction between processing bits, coolant liquid and the lathe body, forms thermal-insulated protective layer, effectively guarantees the machining precision of lathe, realizes the high accuracy processing of part, improves the yield of part.
Description
Technical Field
The application relates to the technical field of machining, in particular to a gantry machine tool protection device and a gantry machine tool.
Background
The gantry type five-axis machining center is widely applied to machining of parts in the fields of automobiles, aerospace, aviation and the like, in the current commonly used machining center, two independent upright columns are arranged on the ground, and a main spindle box assembly for clamping a cutter moves on the two upright columns; bear the pedestal mounting of workstation between two independent stands, when processing the work piece, cool down to processing the work piece through the cutting fluid, but discover in actual processing, the setting of cutting fluid, still can't cool down the temperature in machine tool machining space, machine tool machining space still is in high temperature environment at the during operation, the heat that the processing bits produced is processed to the work piece, the absorbed heat of coolant liquid can directly splash and transmit to stand and base on, the heat of transmission also can directly transmit to the machine tool stand in the air in the machine tool machining space simultaneously, on the base body, cause whole lathe temperature to rise, make the precision part in the lathe produce the volume micro-deformation, the part precision that leads to processing produces the error, make part yield greatly reduced.
Disclosure of Invention
In order to solve the problem that heat generated in the part machining process causes deformation of precision parts in a machine tool, the application provides a gantry machine tool protection device and a gantry machine tool, which can block heat conduction between machining chips, cooling liquid and a machine tool body, form a heat insulation protection layer, effectively ensure the machining precision of the machine tool, realize high-precision machining of parts and improve the yield of the parts.
The first aspect of the application provides a gantry machine tool protection device adopts following technical scheme:
a gantry machine tool protection device comprises two protection mechanisms which are respectively arranged inside upright posts at two sides of a gantry machine tool, wherein the two protection mechanisms are respectively arranged on a base of the gantry machine tool, and chip removal ports are formed at the bottoms of the two protection mechanisms;
the protective mechanism is provided with a through hole for the free end of a cantilever of the machine tool workbench to be connected with the base after being suspended to the outside;
the outer side of the protection mechanism is provided with a heat insulation mechanism, and the outer side of the heat insulation mechanism is abutted against the inner side of the upright column of the gantry machine tool or arranged in a clearance manner so as to separate the heat conduction from the processing area where the workbench is located to the machine tool body.
Through adopting above-mentioned technical scheme, when the planer-type lathe is in to parts machining state, two protection machineries between the stand of both sides form the piece splashproof isolation region to the machining area, prevent that the processing bits from splashing and produce the damage to the stand on the stand, prevent simultaneously that the temperature transmission of processing bits from leading to the stand temperature to rise on the stand to produce the volume microdeformation, form the heat-conduction of processing district and lathe body and cut off, improve the machining precision of lathe, guarantee the high accuracy processing of part.
Preferably, the protection mechanism comprises a first guard plate assembly and a second guard plate assembly which are separately arranged, and a first through hole area is formed in the edge of the first guard plate assembly;
the edge of the second guard plate component is provided with a second through hole area matched with the first through hole area;
the second through hole region and the first through hole region constitute the through hole.
Through adopting above-mentioned technical scheme, the protective structure dismouting of being convenient for that the concatenation set up, with the structure mutually noninterfere of lathe self, when satisfying the parts machining demand, protect thermal isolation layer in the formation.
Preferably, when the outer side of the heat insulation mechanism is arranged with a gap with the inner side of the column of the gantry machine tool, the heat insulation mechanism is an insulation layer;
when the outer side of the heat insulation mechanism is in abutting contact with the inner side of the upright column of the gantry machine tool, the heat insulation mechanism is an insulation support.
Through adopting above-mentioned technical scheme, prevent that processing bits, coolant liquid from transmitting to protection machanism's heat retransfer to stand, form the heat conduction isolation layer, the precision influence of the heat of greatly reduced course of working to the lathe body.
Preferably, the top of the protection mechanism is provided with a longitudinal synchronous mechanism, a first transverse synchronous mechanism and a second transverse synchronous mechanism, and the longitudinal synchronous mechanism is arranged on the longitudinal outer side of a main spindle box of the machine tool; the first transverse synchronous mechanism and the second transverse synchronous mechanism are respectively arranged on two transverse sides of a spindle box of the machine tool; the longitudinal direction of the machine tool spindle box is parallel to the central axis directions of the two protection mechanisms;
the outer side of the longitudinal synchronous mechanism is fixedly connected with the outer side of the protection mechanism in a flush manner, and the inner side of the longitudinal synchronous mechanism has longitudinal movement freedom;
the outer side of the first transverse synchronous mechanism is connected with a transverse driving mechanism of a machine tool spindle box, and the inner side of the first transverse synchronous mechanism is connected with the first side of the machine tool spindle box;
the outer side of the second transverse synchronous mechanism is connected with a transverse driving mechanism of a machine tool spindle box, and the inner side of the second transverse synchronous mechanism is connected with the second side of the machine tool spindle box;
under a first working state, when a machine tool spindle box and a transverse driving mechanism of the machine tool spindle box move longitudinally under the driving of a longitudinal driving mechanism of the machine tool spindle box, the longitudinal synchronous mechanism is driven to form a first top covering area;
in a second working state, when the machine tool spindle box moves transversely under the driving of the transverse driving mechanism of the machine tool spindle box, the first transverse synchronous mechanism is driven to fold, and the second transverse synchronous mechanism is driven to extend, or the first transverse synchronous mechanism is driven to extend, and the second transverse synchronous mechanism is driven to fold, so that a second top covering area is formed;
the first top covered area and the second top covered area form a top debris splash-proof isolation layer.
Through adopting above-mentioned technical scheme, constitute vertical servo mechanism, the horizontal servo mechanism of headstock, form the piece splashproof isolation layer at top, prevent that the processing bits from causing damage and heat-conduction to the lathe from the top splash.
Preferably, the first transverse synchronous mechanism comprises a first support frame, a first transverse corrugated cover and a second support frame, and the first support frame is fixedly arranged on a transverse driving mechanism of a main spindle box of the machine tool;
the second support frame is fixedly arranged on the first side of the spindle box of the machine tool;
the first transverse corrugated cover is arranged between the first support frame and the second support frame, and one side of the first transverse corrugated cover, which is far away from the first support frame, has transverse movement freedom.
Through adopting above-mentioned technical scheme, can effectively guarantee one side to the cover of machining area in lathe headstock lateral shifting, prevent that the processing bits from flying spill.
Preferably, a partition plate is further arranged at the top of the protection mechanism, and the longitudinal axis of the partition plate is perpendicular to the longitudinal direction of a spindle box of the machine tool;
the second transverse synchronous mechanism comprises a third support frame, a second transverse corrugated cover and a fourth support frame, and the third support frame is fixedly arranged on a transverse driving mechanism of a spindle box of the machine tool;
the fourth support frame is fixedly arranged on the second side of the spindle box of the machine tool;
the second transverse corrugated cover is arranged between the third support frame and the fourth support frame, and the side, away from the third support frame, of the second transverse corrugated cover has transverse movement freedom;
one side of the first support frame, which is far away from the transverse driving mechanism of the spindle box of the machine tool, and one side of the third support frame, which is far away from the transverse driving mechanism of the spindle box of the machine tool, are fixedly connected with the partition plate.
By adopting the technical scheme, the covering of the other side to a processing area can be effectively ensured in the transverse movement of the spindle box of the machine tool, the processing chips are prevented from splashing, and a spindle box follow-up covering layer is formed by the spindle box and the first transverse synchronous mechanism.
Preferably, the longitudinal synchronous mechanism comprises a first baffle and a horizontal ripple cover, and the first baffle is respectively and fixedly connected with the two protection mechanisms; one side of the horizontal ripple cover is fixedly connected with the first baffle plate, and the other side of the horizontal ripple cover is fixedly connected with the clapboard;
the folding direction of the horizontal ripple cover is parallel to the longitudinal direction of the main spindle box of the machine tool.
Through adopting above-mentioned technical scheme, to the work piece course of working, headstock lazy tongs form the top piece splashproof isolation region in machining area, prevents that the processing bits from upwards splashing to the top of stand, eliminates the influence to lathe headstock horizontal migration precision.
Preferably, a transition baffle is further arranged between the two protection mechanisms, and the transition baffle is far away from the machine tool workbench;
the transition baffle forms an inner protective layer with the longitudinal synchronous mechanism, the first transverse synchronous mechanism, the second transverse synchronous mechanism and the two protective mechanisms.
Through adopting above-mentioned technical scheme, form the guard band of the inside rear side of lathe, prevent that the processing bits from splashing the damage lathe part and carrying out heat conduction to the lathe part backward.
Preferably, the device further comprises a peripheral heat insulation layer arranged on the periphery of the upright post;
the peripheral heat insulating layer comprises an outer side support and a heat insulating pad, the heat insulating pad is arranged on the inner side of the outer side support, and the heat insulating pad is abutted to the outer side of the gantry machine tool.
By adopting the technical scheme, the heat insulation layer on the periphery of the gantry machine tool is formed, the influence of the external temperature difference on the part precision of the gantry machine tool is effectively prevented, and the part machining precision is improved.
The second aspect of the application provides a gantry machine tool, which comprises two upright columns, a base, a machine tool spindle box, a transverse driving mechanism of the machine tool spindle box and a longitudinal driving mechanism of the machine tool spindle box, wherein the two upright columns are arranged at the top of the base;
an installation frame is arranged between the tops of the two upright columns;
the base comprises a base body and two bearing components arranged on the base body, and the two bearing components are respectively used for bearing two upright posts;
one end of the upright post and the bearing component form a cavity for mounting a machine tool workbench;
the gantry machine tool is further provided with a thermal barrier protection device, and the thermal barrier protection device is any one of the gantry machine tool protection devices.
Through adopting above-mentioned technical scheme, realize that the interior of longmen lathe machining district encloses thermal-insulated, prevents to cause the influence to the precision of lathe, perhaps realizes enclosing interior, the peripheral thermal-insulated to longmen lathe simultaneously, not only realizes thermal-insulated to the machining district, can also realize the external environment and to the temperature influence of lathe body, guarantee the high accuracy of lathe, and then realize parts machining's high accuracy.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through the utility model discloses a gantry machine tool protector, when gantry machine tool is in to the parts machining state, two protection machines between the stand of both sides form the piece splashproof isolation region to the machining region, prevent that the processing bits from splashing to the stand on to produce the damage, prevent simultaneously that the temperature transmission of processing bits from leading to the stand temperature to rise on the stand to produce the volume micro deformation, form the heat-conduction wall of machining region and lathe body, improve the machining precision of lathe, guarantee the high accuracy processing of part.
2. The application discloses a gantry machine tool protection device, under a first working state, when a machine tool spindle box and a machine tool spindle box transverse driving mechanism move longitudinally under the driving of a machine tool spindle box longitudinal driving mechanism, a longitudinal synchronous mechanism is driven to form a first top covering area; in a second working state, when the machine tool spindle box moves transversely under the driving of the transverse driving mechanism of the machine tool spindle box, the first transverse synchronous mechanism is driven to fold, and the second transverse synchronous mechanism is driven to extend, or the first transverse synchronous mechanism is driven to extend, and the second transverse synchronous mechanism is driven to fold, so that a second top covering area is formed; the first top covering area and the second top covering area form a top debris anti-splash isolation layer; constitute vertical servo mechanism, the horizontal servo mechanism of headstock through the scheme that this application disclosed, form the piece splashproof isolation layer at top, prevent that the processing bits from leading to the fact damage and heat-conduction to the lathe from the top splash.
3. The application provides a gantry machine tool protection device is an innovative device, can block the conduction of smear metal heat to the lathe body, and large-traffic smear metal liquid can flow out fast simultaneously and make built-in no long-pending bits, effectively reduces the temperature rise of base and stand and the temperature difference of other parts among the machine tool machining process, effectively reduces the heat altered shape of base and stand, guarantees the machine tool machining precision, improves the built-in environment, reduces and maintains the number of times, guarantees the part machining precision, improves the yield greatly.
4. The scheme disclosed in the application not only can realize the inner wall protection, can also realize the peripheral protection, forms peripheral air insulating layer, effectively prevents that the external difference in temperature from causing the influence to the temperature of longmen lathe body, prevents to cause the influence to the cooperation precision and the work machining precision of each spare part.
5. The application has the advantages of simple structure, high efficiency, reliability and convenience in popularization and use.
Drawings
Fig. 1 is a schematic perspective view of a gantry machine tool with an inner protective layer.
Fig. 2 is another angle schematic of fig. 1.
Fig. 3 is a perspective view of the guard mechanism of fig. 1.
Fig. 4 is a schematic perspective view of a gantry machine with a thermal barrier protection device installed therein.
Description of reference numerals: 10. a column; 20. a base; 30. a work table; 40. a main spindle box of the machine tool; 50. a chip removal device; 100. a protection mechanism; 110. a first fender assembly; 120. a second fender assembly; 130. a through hole; 200. a transition baffle; 300. a heat insulation mechanism; 400. a longitudinal synchronous mechanism; 410. a first baffle plate; 420. a horizontal bellows; 500. a first lateral synchronous mechanism; 600. a second lateral synchronous mechanism; 700. a partition plate; 800. a chip removal port; 900. a peripheral insulating layer.
Detailed Description
The present application is described in further detail below with reference to fig. 1-4.
The embodiment of the application discloses a gantry machine tool.
Referring to fig. 1 and 2, the vertical column type lathe spindle box comprises two vertical columns 10, a base 20, a lathe spindle box 40, a transverse driving mechanism of the lathe spindle box and a longitudinal driving mechanism of the lathe spindle box, wherein the two vertical columns 10 are arranged at the top of the base 20; be provided with the mounting bracket between the top of two stands 10 for connect two stands 10, make mounting bracket and two stands 10 constitutions support wholly, be different from current disconnect-type design, it bears intensity, steadiness stronger, has better absorption power to whole vibrations, and the shock influence on ground that significantly reduces effectively reduces the vibrations damage to ground.
The longitudinal driving mechanism of the machine tool spindle box is arranged at the top of the upright post 10 and is connected with the upright post 10 in a sliding way so as to control the longitudinal position adjustment of the machine tool spindle box 40; the transverse driving mechanism of the machine tool spindle box is arranged at the power output end of the longitudinal driving mechanism of the machine tool spindle box, the machine tool spindle box 40 is arranged at the transverse driving mechanism of the machine tool spindle box, and the transverse driving mechanism of the machine tool spindle box can drive the machine tool spindle box 40 to transversely and horizontally move; in addition, the machine tool spindle box transverse driving mechanism is also provided with a lifting mechanism (not shown in the figure) for driving the machine tool spindle box 40 to perform height adjustment, and the position adjustment of the machine tool spindle box 40 in the X direction, the Y direction and the Z direction in different directions is realized through the arrangement of the lifting mechanism, the machine tool spindle box transverse driving mechanism and the machine tool spindle box longitudinal driving mechanism, so that the part processing requirements are met.
The base 20 includes a base 20 body and two bearing assemblies disposed on the base 20 body, and the two bearing assemblies are respectively used for bearing the two uprights 10. Specifically, the bottom of stand 10 has first branch portion, second branch portion, and the carrier assembly includes first bellying, the second bellying that matches the setting with first branch portion, second branch portion respectively, and first bellying, second bellying and first branch portion, second branch portion form the maintenance passageway, and first branch portion, second branch portion are respectively through other connecting pieces such as screws and first bellying, second bellying fixed connection, guarantee stand 10's steadiness.
One end of the upright post 10 and the bearing component form a chamber for mounting the machine tool table 30, in this embodiment, the machine tool table 30 is a cradle turntable, and two ends of the cradle turntable are fixedly connected with the first protruding part and the second protruding part respectively.
Still be provided with heat shield protector on this longmen lathe, heat shield protector is this application longmen lathe protector for the isolated protection of heat-conduction of longmen lathe. Specifically, the gantry machine tool protection device comprises two protection mechanisms 100 which are respectively arranged inside upright columns 10 on two sides of the gantry machine tool, the two protection mechanisms 100 are both arranged on a base 20 of the gantry machine tool, and chip removal ports 800 are formed at the bottoms of the two protection mechanisms 100 so as to discharge machining chips to the outer side of the base 20; the distance between the two protection mechanisms 100 is larger than the limit distance of the movement of the machine tool spindle box 40, and the movement of the machine tool spindle box 40 is not influenced. Through the setting of two protection machanism 100, realize the heat separation to the regional processing of workstation 30, concretely, when the planer-type lathe is in the part machining state, two protection machanism 100 between the stand 10 of both sides form the piece splashproof isolation region to the processing region, prevent that the processing bits from splashing and producing the damage to stand 10 on the stand 10, prevent simultaneously that the temperature transmission of processing bits from leading to stand 10 temperature to rise on the stand 10 to produce the volume micro deformation, form the heat-conduction of processing district and lathe body and cut off, improve the machining precision of lathe, guarantee the high accuracy processing of part.
The top of the protection mechanism 100 is provided with a longitudinal synchronous mechanism 400, a first transverse synchronous mechanism 500 and a second transverse synchronous mechanism 600, the longitudinal synchronous mechanism 400 is arranged at the longitudinal outer side of the main spindle box 40 of the machine tool, in the embodiment, in the area above the workbench 30; the first transverse synchronous mechanism 500 and the second transverse synchronous mechanism 600 are respectively arranged at two transverse sides of the main spindle box 40 of the machine tool; wherein, the longitudinal direction of the machine tool main spindle box 40 is parallel to the central axis direction of the two protection mechanisms 100, when the longitudinal movement of the longitudinal direction synchronous mechanism 400 along with the machine tool main spindle box 40 realizes the extension or the folding, the first transverse synchronous mechanism 500 and the second transverse synchronous mechanism 600 do not generate the folding change,
the outer side of the first transverse synchronous mechanism 500 is connected with a transverse driving mechanism of a machine tool spindle box, and the inner side of the first transverse synchronous mechanism is connected with a first side of a machine tool spindle box 40; specifically, the first transverse synchronous mechanism 500 includes a first support frame, a first transverse bellows and a second support frame, the first support frame is fixedly arranged on the transverse driving mechanism of the main spindle box of the machine tool to form an outer stop part; the second support frame is fixedly arranged on the first side of the main spindle box 40 of the machine tool.
The first transverse corrugated cover is arranged between the first support frame and the second support frame, and one side of the first transverse corrugated cover, which is far away from the first support frame, has a transverse movement freedom degree, under the working state, the first transverse corrugated cover can be driven by the second support frame to move transversely along with the main spindle box 40 of the machine tool, the covering of one side on a machining area can be effectively ensured in the transverse movement of the main spindle box 40 of the machine tool, and the machining chips are prevented from splashing out to transfer heat.
The top of the protection mechanism 100 is further provided with a partition plate 700, and the longitudinal axis of the partition plate 700 is perpendicular to the longitudinal direction of the machine tool spindle box 40. The outer side of the second transverse synchronous mechanism 600 is connected with a transverse driving mechanism of the machine tool spindle box, and the inner side of the second transverse synchronous mechanism is connected with the second side of the machine tool spindle box 40; specifically, the second transverse synchronous mechanism 600 comprises a third support frame, a second transverse ripple cover and a fourth support frame, wherein the third support frame is fixedly arranged on the transverse driving mechanism of the spindle box of the machine tool to form an outer fixed stop; the fourth support frame is fixedly arranged on the second side of the main spindle box 40 of the machine tool, namely the symmetrical side of the second support frame.
The second transverse ripple cover is arranged between the third support frame and the fourth support frame, and one side of the second transverse ripple cover far away from the third support frame has transverse movement freedom, and in a working state, the second transverse ripple cover can be driven by the fourth support frame to do transverse synchronous movement with the machine tool spindle box 40, so that the other side can effectively cover a machining area in the transverse movement of the machine tool spindle box 40, and a machine tool spindle box 40 follow-up covering layer is formed by the first transverse ripple cover and the second transverse ripple cover, so that machining chips are prevented from splashing out of two sides of the machine tool spindle box 40 to transmit heat.
One side of the first support frame, which is far away from the transverse driving mechanism of the machine tool spindle box, and one side of the third support frame, which is far away from the transverse driving mechanism of the machine tool spindle box, are fixedly connected with the partition plate 700, and the partition plate 700 is fixed with the transverse driving mechanism of the machine tool spindle box through the first support frame and the third support frame so as to follow when the machine tool spindle box 40 is driven to move longitudinally and not move when the machine tool spindle box 40 is driven to move transversely.
The outer side of the longitudinal synchronous mechanism 400 is fixedly connected with the outer side of the protection mechanism 100 in a flush manner, and the inner side has longitudinal movement freedom; specifically, the longitudinal synchronization mechanism 400 includes a first baffle 410 and a horizontal ripple cover 420, wherein the first baffle 410 is fixedly connected to the two protection mechanisms 100 respectively; one side of the horizontal ripple cover 420 is fixedly connected with the first baffle plate 410, and the other side is fixedly connected with the clapboard 700; the folding direction of horizontal ripple cover 420 and the vertical parallel arrangement of lathe headstock 40, horizontal ripple cover 420 can be along the vertical extension or the folding of lathe headstock 40 promptly, and to the work piece course of working, headstock lazy motion forms the regional top piece splashproof isolation region of processing, prevents that the processing bits from upwards splashing to the top of stand 10, eliminates the influence to lathe headstock 40 horizontal migration precision.
Still be provided with transition baffle 200 between two protection machanism 100, transition baffle 200 keeps away from the setting of lathe workstation 30, sets up in the back promptly, prevents that the processing bits from outwards splashing backward, and transition baffle 200 forms interior fender layer with vertical lazy motion 400, first horizontal lazy motion 500, the horizontal lazy motion 600 of second, two protection machanism 100.
Referring to fig. 3, the protection mechanism 100 is provided with a through hole 130 for the free end of the cantilever of the machine tool table 30 to be suspended to the outside and connected to the base 20; specifically, the protection mechanism 100 includes a first guard plate assembly 110 and a second guard plate assembly 120 which are separately arranged, and a first through hole region is opened on the edge of the first guard plate assembly 110; the edge of the second guard plate component 120 is provided with a second through hole area matched with the first through hole area; the second via area and the first via area constitute the via 130.
The first guard plate assembly 110 comprises at least two first plate-shaped structures which are spliced, the second guard plate assembly 120 comprises at least two second plate-shaped structures which are spliced, the splicing arrangement is convenient to disassemble and assemble, the structures of the first guard plate assembly and the second guard plate assembly are not interfered with each other, and an inner protection thermal insulation layer is formed while the part processing requirements are met; in addition, the splicing arrangement is convenient for the position adjustment of the cantilever penetrating through the workbench 30, and meanwhile, only the corresponding structure influencing the whole rising of the protection mechanism 100 needs to be disassembled, so that the longitudinal synchronous mechanism 400, the first transverse synchronous mechanism 500, the second transverse synchronous mechanism 600 and the upright post 10 can be synchronously suspended, and the disassembly, the assembly and the transportation are convenient.
The outer side of the protection mechanism 100 is provided with a heat insulation mechanism 300, and the outer side of the heat insulation mechanism 300 is abutted against the inner side of the upright post 10 of the gantry machine tool or arranged with a gap so as to cut off the heat conduction from the processing area where the worktable 30 is located to the machine tool body.
When the outer side of the heat insulation mechanism 300 is arranged with a gap with the inner side of the column 10 of the gantry machine tool, the heat insulation mechanism 300 is an insulation layer, and the stability and temperature isolation are realized by fixedly mounting the heat insulation layer on the inner side of the column 10.
When the outer side of the heat insulation mechanism 300 is abutted against the inner side of the column 10 of the gantry machine tool, the heat insulation mechanism 300 is an insulation support, and heat conduction to the column 10 is reduced through the arrangement of the insulation support.
The chip removal port 800 in this embodiment is preferably funnel-shaped to facilitate the collection and rapid discharge of chips; in the present application, the chips discharged from the chip discharge port 800 are always isolated from the base 20 by the provision of the guard mechanism 100.
Referring to fig. 4, the device further includes a peripheral heat insulation layer disposed on the periphery of the column 10, the peripheral heat insulation layer includes an outer bracket and a heat insulation pad, the heat insulation pad is mounted on the inner side of the outer bracket, and the heat insulation pad abuts against the outer side of the gantry machine tool.
The peripheral heat insulation layer comprises a left side heat insulation layer, a rear side heat insulation layer, a right side heat insulation layer and a front side heat insulation layer which surround the working space of the machine tool, wherein in the embodiment, the front side heat insulation layer is the side on which the machine tool door is arranged; an air heat insulation layer is formed between the left side heat insulation layer, the rear side heat insulation layer, the right side heat insulation layer, the front side heat insulation layer and the machine tool body, the temperature influence of the external temperature difference on the gantry machine tool body is effectively prevented, and the influence on the matching precision and the working machining precision of each part is prevented.
Furthermore, a heat insulation pad can be arranged at the fixed connection position of the peripheral heat insulation layer and the machine tool body, so that the isolation of the external temperature is improved.
The gantry machine tool also comprises a chip removal device 50 communicated with the chip removal port 800 and used for discharging the machining chips and the cooling liquid collected by the chip removal port 800 to the outside.
The application discloses gantry machine tool protector's implementation principle does: in a first working state, when the machine tool spindle box 40 and the machine tool spindle box transverse driving mechanism move longitudinally under the driving of the machine tool spindle box longitudinal driving mechanism, the longitudinal synchronous mechanism 400 is driven to form a first top covering area; in a second working state, when the machine tool spindle box 40 is driven by the transverse driving mechanism of the machine tool spindle box to move transversely, the first transverse synchronous mechanism 500 is driven to fold, and the second transverse synchronous mechanism 600 is driven to extend, or the first transverse synchronous mechanism 500 is driven to extend, and the second transverse synchronous mechanism 600 is driven to fold, so as to form a second top covering area; the first top covering area and the second top covering area form a top debris anti-splash isolation layer; constitute vertical servo mechanism, horizontal servo mechanism of headstock through the scheme that this application disclosed, form the piece splashproof isolation layer at top, prevent that the processing bits from causing damage and heat-conduction to the lathe from the top splash.
The gantry machine tool machining center is widely applied to machining of parts in the fields of automobiles, aerospace, aviation and the like, temperature rise and temperature difference of parts of a machine tool need to be reduced for continuously reducing thermal deformation of the machine tool and improving machining precision, wherein cuttings are important heat sources in the machining process, the cuttings splash onto the upright post 10 to damage the upright post 10, meanwhile, the temperature of the cuttings is transmitted onto the upright post 10 to cause the temperature of the upright post 10 to rise to generate volume micro-deformation, the moving levelness of a spindle box arranged on the upright post is influenced, and further the machining precision of the parts is influenced.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a longmen lathe protector which characterized in that: the device comprises two protection mechanisms (100) which are respectively arranged inside upright posts (10) at two sides of a gantry machine tool, wherein the two protection mechanisms (100) are both arranged on a base (20) of the gantry machine tool, and chip removal ports (800) are formed at the bottoms of the two protection mechanisms (100);
a through hole (130) is formed in the protection mechanism (100) so that the free end of a cantilever of the machine tool workbench (30) can be connected with the base (20) by overhanging to the outer side;
the outer side of the protection mechanism (100) is provided with a heat insulation mechanism (300), and the outer side of the heat insulation mechanism (300) is abutted against the inner side of the upright post (10) of the gantry machine tool or is arranged in a clearance manner so as to isolate the heat conduction from a processing area where the workbench (30) is located to the machine tool body.
2. Gantry machine tool guard according to claim 1, characterized in that: the protection mechanism (100) comprises a first guard plate assembly (110) and a second guard plate assembly (120) which are arranged in a separated mode, and a first through hole area is formed in the edge of the first guard plate assembly (110);
the edge of the second guard plate component (120) is provided with a second through hole area matched with the first through hole area;
the second via region and the first via region form the via (130).
3. Gantry machine tool guard according to claim 1, characterized in that: when the gap between the outer side of the heat insulation mechanism (300) and the inner side of the upright column (10) of the gantry machine tool is set, the heat insulation mechanism (300) is an insulation layer;
when the outer side of the heat insulation mechanism (300) is arranged in a manner of abutting against the inner side of the upright column (10) of the gantry machine tool, the heat insulation mechanism (300) is an insulation support.
4. Gantry machine tool guard according to claim 1, characterized in that: the top of the protection mechanism (100) is provided with a longitudinal synchronous mechanism (400), a first transverse synchronous mechanism (500) and a second transverse synchronous mechanism (600), and the longitudinal synchronous mechanism (400) is arranged on the longitudinal outer side of a machine tool spindle box (40); the first transverse synchronous mechanism (500) and the second transverse synchronous mechanism (600) are respectively arranged on two transverse sides of a main spindle box (40) of the machine tool; the longitudinal direction of a machine tool spindle box (40) is parallel to the central axis directions of the two protection mechanisms (100);
the outer side of the longitudinal synchronous mechanism (400) is fixedly connected with the outer side of the protection mechanism (100) in a flush manner, and the inner side has longitudinal movement freedom;
the outer side of the first transverse synchronous mechanism (500) is connected with a transverse driving mechanism of a machine tool spindle box, and the inner side of the first transverse synchronous mechanism is connected with the first side of the machine tool spindle box (40);
the outer side of the second transverse synchronous mechanism (600) is connected with a transverse driving mechanism of a machine tool spindle box, and the inner side of the second transverse synchronous mechanism is connected with the second side of the machine tool spindle box (40);
in a first working state, when a transverse driving mechanism of a machine tool spindle box (40) and a machine tool spindle box (40) moves longitudinally under the driving of a longitudinal driving mechanism of the machine tool spindle box, the longitudinal synchronous mechanism (400) is driven to form a first top covering area;
in a second working state, when the machine tool spindle box (40) moves in the transverse direction under the driving of the transverse driving mechanism of the machine tool spindle box (40), the first transverse synchronous mechanism (500) is driven to fold, and the second transverse synchronous mechanism (600) is driven to extend, or the first transverse synchronous mechanism (500) is driven to extend, and the second transverse synchronous mechanism (600) is driven to fold, so that a second top covering area is formed;
the first top covered area and the second top covered area form a top debris splash-proof isolation layer.
5. Gantry machine tool guard according to claim 4, characterized in that: the first transverse synchronous mechanism (500) comprises a first support frame, a first transverse corrugated cover and a second support frame, and the first support frame is fixedly arranged on a transverse driving mechanism of a main spindle box (40) of the machine tool;
the second support frame is fixedly arranged on the first side of a main spindle box (40) of the machine tool;
the first transverse corrugated cover is arranged between the first support frame and the second support frame, and one side, away from the first support frame, of the first transverse corrugated cover has transverse movement freedom.
6. Gantry machine tool guard according to claim 5, characterized in that: the top of the protection mechanism (100) is also provided with a partition plate (700), and the longitudinal axis of the partition plate (700) is vertical to the longitudinal direction of a machine tool spindle box (40);
the second transverse synchronous mechanism (600) comprises a third support frame, a second transverse corrugated cover and a fourth support frame, and the third support frame is fixedly arranged on a transverse driving mechanism of a spindle box (40) of the machine tool;
the fourth support frame is fixedly arranged on the second side of a main spindle box (40) of the machine tool;
the second transverse corrugated cover is arranged between the third support frame and the fourth support frame, and the side, away from the third support frame, of the second transverse corrugated cover has transverse movement freedom;
one side of the first support frame, which is far away from the transverse driving mechanism of the machine tool spindle box (40), and one side of the third support frame, which is far away from the transverse driving mechanism of the machine tool spindle box (40), are fixedly connected with the partition plate (700).
7. Gantry machine tool guard according to claim 6, characterized in that: the longitudinal synchronous mechanism (400) comprises a first baffle (410) and a horizontal corrugated cover (420), wherein the first baffle (410) is fixedly connected with the two protection mechanisms (100) respectively; one side of the horizontal ripple cover (420) is fixedly connected with the first baffle (410), and the other side of the horizontal ripple cover is fixedly connected with the clapboard (700);
the folding direction of the horizontal ripple cover (420) is parallel to the longitudinal direction of a machine tool spindle box (40).
8. Gantry machine tool protection device according to claim 4, characterized in that: a transition baffle (200) is further arranged between the two protection mechanisms (100), and the transition baffle (200) is far away from the machine tool workbench (30);
the transition baffle (200), the longitudinal synchronous mechanism (400), the first transverse synchronous mechanism (500), the second transverse synchronous mechanism (600) and the two protection mechanisms (100) form an inner protective layer.
9. Gantry machine tool guard according to claim 1, characterized in that: the device also comprises a peripheral heat insulation layer which is arranged on the peripheral side of the upright post (10); the peripheral heat insulating layer comprises an outer side support and a heat insulating pad, the heat insulating pad is arranged on the inner side of the outer side support, and the heat insulating pad is abutted to the outer side of the gantry machine tool.
10. The utility model provides a gantry machine tool, includes stand (10), base (20), lathe headstock (40) horizontal drive mechanism and lathe headstock vertical drive mechanism, its characterized in that: two upright columns (10) are arranged, and the two upright columns (10) are arranged at the top of the base (20);
a mounting rack is arranged between the tops of the two upright columns (10);
the base (20) comprises a base (20) body and two bearing components arranged on the base (20) body, and the two bearing components are respectively used for bearing the two upright posts (10);
one end of the upright (10) and the bearing component form a chamber for installing a machine tool workbench (30);
the gantry machine tool is also provided with a thermal barrier protection device, and the thermal barrier protection device is the gantry machine tool protection device of any one of claims 1-9.
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| CN202211064718.8A CN115319530B (en) | 2022-09-01 | 2022-09-01 | Gantry machine tool protecting device and gantry machine tool |
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| CN202211064718.8A CN115319530B (en) | 2022-09-01 | 2022-09-01 | Gantry machine tool protecting device and gantry machine tool |
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| CN115319530B (en) | 2023-09-05 |
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