CN113649819A - Double-station gantry machining center - Google Patents
Double-station gantry machining center Download PDFInfo
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- CN113649819A CN113649819A CN202110918067.3A CN202110918067A CN113649819A CN 113649819 A CN113649819 A CN 113649819A CN 202110918067 A CN202110918067 A CN 202110918067A CN 113649819 A CN113649819 A CN 113649819A
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Classifications
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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
- B23C—MILLING
- B23C1/00—Milling machines not designed for particular work or special operations
- B23C1/08—Milling machines not designed for particular work or special operations with a plurality of vertical working-spindles
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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
- B23Q1/25—Movable or adjustable work or tool supports
-
- 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
- B23Q11/0042—Devices for removing chips
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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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
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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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
- B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
- B23Q5/40—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
- B23Q5/402—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw in which screw or nut can both be driven
Abstract
The invention provides a double-station gantry machining center which comprises a base and a cross beam, wherein the base is transversely provided with two machining stations, and the two machining stations are respectively used for placing a workpiece to be machined; the crossbeam and the base are arranged at intervals along the vertical direction, two groups of milling cutter assemblies are arranged on the crossbeam and correspond to the two machining stations one by one, the two groups of milling cutter assemblies are respectively movably arranged along the vertical direction to have a first working position close to the corresponding machining stations and a second working position far away from the corresponding machining stations, each milling cutter assembly is used for machining a workpiece to be machined on the corresponding machining station when in the first working position, and each milling cutter assembly is used for separating the workpiece to be machined on the corresponding machining station when in the second working position. Two processing stations can realize independently processing two simultaneously and wait to process the work piece in this scheme, improve milling process efficiency. Furthermore, different workpieces can be machined simultaneously, or different milling processes can be carried out simultaneously.
Description
Technical Field
The invention relates to the technical field of numerical control machine tools, in particular to a double-station gantry machining center.
Background
The machine tool industry is a foundation stone of equipment manufacturing industry and national defense industry, the machine tool plays an important role in the construction of national economy modernization, and the machining of large-scale complex precise parts can not leave a large-scale gantry grinding machining center and a milling machining center. However, the existing gantry machining center can only mill one workpiece to be machined at a time, and the milling efficiency is low.
Disclosure of Invention
The invention mainly aims to provide a double-station gantry machining center, and aims to solve the technical problems that the existing gantry machining center can only mill one workpiece to be machined each time and the milling efficiency is low.
In order to achieve the above object, the present invention provides a double-station gantry machining center, comprising:
the base is transversely provided with two processing stations, and the two processing stations are respectively used for placing workpieces to be processed; and the number of the first and second groups,
the milling cutter assembly comprises a cross beam, a base and two milling cutter assemblies, wherein the cross beam and the base are arranged at intervals along the vertical direction, the cross beam is provided with two milling cutter assemblies, the two milling cutter assemblies correspond to the processing stations one by one, the two milling cutter assemblies are movably arranged along the vertical direction respectively to be close to the corresponding first working positions of the processing stations and to be far away from the corresponding second working positions of the processing stations, each milling cutter assembly is used for processing a workpiece to be processed on the corresponding processing station during the first working positions, and each milling cutter assembly is used for separating the workpiece to be processed on the corresponding processing station during the second working positions.
Optionally, each processing station is provided with a workbench for bearing the workpiece to be processed, the two workbenches are arranged at a transverse interval, the base forms a water receiving tank with an upward opening, the water receiving tank extends in the front-back direction and is located below the position between the two workbenches to receive processing sewage from the two workbenches.
Optionally, a water tank is arranged below the water receiving tank, and a drainage channel communicated with the water tank is arranged on the bottom wall of the water receiving tank.
Optionally, duplex position longmen machining center still includes the chip removal subassembly, the chip removal subassembly includes:
the chain plate is arranged between the water receiving tank and the water tank and movably arranged along the front-back direction, and is provided with a filtering hole communicated with the drainage channel; and the number of the first and second groups,
the chip removal dolly is located the ascending one end in front and back direction of water receiving tank, and correspond the link joint sets up, the chip removal dolly includes drive mechanism and accomodates the groove, drive mechanism is used for the drive the link joint activity, it is used for accepting to accomodate the groove the iron fillings of link joint transmission.
Optionally, each of the work tables is movably disposed in a front-back direction, and a first driving mechanism is disposed on each of the processing stations, and the first driving mechanism is configured to be drivingly connected to the corresponding work table and configured to drive the corresponding work table to move in the front-back direction.
Optionally, each of the work tables and the base are arranged at intervals in the vertical direction, and each of the first driving mechanisms is located below the corresponding work table;
each processing station is provided with a front protective cover and a rear protective cover, the front protective cover and the rear protective cover are movably arranged along the front-rear direction, the front protective cover, the workbench and the rear protective cover are connected along the front-rear direction at this time, a first protective cavity is formed among the front protective cover, the workbench, the rear protective cover and the base, and the first driving mechanism is located in the first protective cavity.
Optionally, a second driving mechanism and two rams movably arranged in the transverse direction are arranged on the cross beam, and the second driving mechanism is used for being in driving connection with each ram and is used for driving each ram to move in the transverse direction;
the milling cutter assemblies are arranged in one-to-one correspondence with the two rams, each milling cutter assembly comprises a spindle box and a milling cutter, the spindle box is movably arranged on the corresponding ram along the vertical direction, and the milling cutter is arranged at the lower end of the corresponding spindle box.
Optionally, the double-station gantry machining center further includes two columns, the two columns are arranged at intervals in the transverse direction and located on two sides of the base, one end of each column is connected to the beam, the other end of each column is connected to the base, tool magazines are respectively arranged on the two columns, and the two tool magazines correspond to the two milling cutter assemblies one to one and are used for providing milling cutters for the corresponding milling cutter assemblies.
Optionally, be equipped with the crossbeam protection casing on the crossbeam, the crossbeam protection casing is along horizontal flexible setting, and has second protection chamber, the crossbeam reaches second actuating mechanism is located the second protection intracavity, the crossbeam protection casing includes first section and two second sections, two are connected respectively at the both ends of first section the ram, two the second section and two the ram one-to-one, each the both ends of second section are connected respectively in corresponding the ram reaches the crossbeam is close to the correspondence the one end of ram.
Optionally, the upper side of the cross beam is convexly provided with a fence.
The double-station gantry machining center provided by the invention is characterized in that two machining stations are arranged on the base, the two machining stations are respectively used for placing workpieces to be machined, the cross beam and the base are arranged at intervals in the vertical direction, and the two milling cutter assemblies on the cross beam are arranged in one-to-one correspondence with the two machining stations; therefore, when the milling cutter assemblies are in the first working position, the milling cutter assemblies process the workpieces to be processed on the corresponding processing stations, and when the milling cutter assemblies are in the second working position, the milling cutter assemblies stop processing, so that the two processing stations can independently process the two workpieces to be processed at the same time, and the milling efficiency is improved. In addition, as the two machining stations are independently machined, different workpieces can be simultaneously machined by the double-station gantry machining center, or different milling processes can be simultaneously carried out, so that the machining efficiency is further improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a double-station gantry machining center according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
fig. 3 is a schematic view of another angle of the double-station gantry machining center in fig. 1.
The reference numbers illustrate:
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indication is involved in the embodiment of the present invention, the directional indication is only used for explaining the relative positional relationship, the motion situation, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The machine tool industry is a foundation stone of equipment manufacturing industry and national defense industry, the machine tool plays an important role in the construction of national economy modernization, and the machining of large-scale complex precise parts can not leave a large-scale gantry grinding machining center and a milling machining center. However, the existing gantry machining center can only mill one workpiece to be machined at a time, and the milling efficiency is low.
In view of the above, the invention provides a double-station gantry machining center, which is used for solving the problems that the existing gantry machining center can only mill one workpiece to be machined each time and the milling efficiency is low. Fig. 1 to fig. 3 are embodiments of a double-station gantry machining center provided by the present invention.
Referring to fig. 1 to 3, the double-station gantry machining center 100 provided by the invention comprises a base 1 and a beam 2, wherein the base 1 is transversely provided with two machining stations 1a, and the two machining stations 1a are respectively used for placing a workpiece to be machined; the beam 2 and the base 1 are arranged at intervals along the vertical direction, two groups of milling cutter assemblies 21 are arranged on the beam 2, the two groups of milling cutter assemblies 21 correspond to the two processing stations 1a one by one, the two groups of milling cutter assemblies 21 are respectively movably arranged along the vertical direction to be provided with a first working position close to the corresponding processing stations 1a and a second working position far away from the corresponding processing stations 1a, each milling cutter assembly 21 is used for processing a workpiece to be processed on the corresponding processing station 1a during the first working position, and each milling cutter assembly 21 is used for separating the workpiece to be processed on the corresponding processing station 1a during the second working position.
According to the scheme, the base 1 is provided with two processing stations 1a, the two processing stations 1a are respectively used for placing workpieces to be processed, the cross beam 2 and the base 1 are arranged at intervals along the vertical direction, and the two milling cutter assemblies 21 on the cross beam 2 are arranged in one-to-one correspondence with the two processing stations 1 a; therefore, in the first working position, each milling cutter assembly 21 processes the workpiece to be processed on the corresponding processing station 1a, and in the second working position, each milling cutter assembly 21 stops processing, so that the two processing stations 1a can simultaneously and independently process the two workpieces to be processed, and the milling efficiency is improved. In addition, as the two processing stations 1a are independently processed, the double-station gantry processing center 100 can simultaneously process different workpieces or simultaneously perform different milling processes, thereby further improving the processing efficiency.
Because milling cutter unit 21 can produce processing sewage in the course of working, for avoiding processing sewage gathering to influence processing, in this embodiment, each processing station 1a punishment is equipped with respectively and is used for bearing the workstation 11 of treating the processing work piece, two workstation 11 sets up along horizontal interval, base 1 forms opening water receiving tank 1b up, water receiving tank 1b extends along the fore-and-aft direction, and is located two below position between the workstation 11 for accept to come from two processing sewage of workstation 11. In the scheme, the water receiving grooves 1b are arranged below the two work tables 11, so that the processing sewage flows to the water receiving grooves 1b under the influence of self weight, and the processing sewage is prevented from being gathered on the work tables 11 to influence the processing.
In this embodiment, for further being convenient for processing sewage on the workstation 11 flows toward water receiving tank 1b, each be equipped with many on the workstation 11 along transversely extending the setting, and be close to the guiding gutter that one side downward sloping of water receiving tank 1b set up, many the guiding gutter sets up along preceding back direction interval. In addition, the cross-sectional shape of the diversion trench is matched with the installation position of the workpiece to be processed, and the workpiece to be processed is fixed on the corresponding workbench 11 through the diversion trench.
Further, a water tank 15 is arranged below the water receiving tank 1b, and a drainage channel communicated with the water tank 15 is arranged on the bottom wall of the water receiving tank 1 b. Through the cooperation of the water receiving tank 1b and the water tank 15, the processing sewage is convenient to collect, and meanwhile, the frequency of dumping the processing sewage by the double-station gantry processing center 100 is reduced, so that the labor is saved. It can be understood that, in this embodiment, the water tank 15 and the base 1 are separately disposed, and the double-station gantry machining center 100 is further provided with a water pump for discharging the processing sewage in the water tank 15.
Because scrap iron is generated in the milling process, in order to recycle the scrap iron, in the embodiment, the double-station gantry machining center 100 further comprises a scrap removal component 3, the scrap removal component 3 comprises a chain plate 31 and a scrap removal trolley 32, the chain plate 31 is arranged between the water receiving tank 1b and the water tank 15 and is movably arranged along the front-back direction, and the chain plate 31 is provided with a filter hole which is communicated with the drainage channel; and, chip removal dolly 32 is located water receiving tank 1b is in the ascending one end in front and back side, and corresponds link joint 31 sets up, chip removal dolly 32 includes drive mechanism and accomodates the groove, drive mechanism is used for the drive link joint 31 activity, accomodate the groove and be used for accepting the iron fillings of link joint 31 transmission. Thereby filtering the processing sewage by the chain plate 31, so that the filtrate flows to the water tank 15 through the filtering holes and the drainage channel, and the scrap iron is left on the chain plate 31; the chain plate 31 is driven by the transmission mechanism, so that the scrap iron is conveyed to the accommodating groove to be recycled.
Further, each of the work tables 11 is movably disposed in a front-rear direction, a first driving mechanism 12 is disposed on each of the processing stations 1a, and the first driving mechanism 12 is configured to be drivingly connected to the corresponding work table 11, and is configured to drive the corresponding work table 11 to move in the front-rear direction. The corresponding workbench 11 is driven to move in the front-back direction by the first driving mechanism 12, so that the milling cutter assembly 21 mills the workpiece to be machined at different positions in the front-back direction, and the double-gantry machining center is simpler and more convenient to operate.
It can be understood that the arrangement form of the first driving structure is not limited, and the first driving structure may be the matching of the driving cylinder and the telescopic rod, and may also be other forms. In this embodiment, the first driving mechanism 12 includes a driving motor and a screw rod, and the worktable 11 is provided with a screw rod hole corresponding to the screw rod.
It should be noted that, the processing station 1a is equipped with material loading position, processing position and material unloading position along the fore-and-aft direction in proper order, and the workstation 11 along the fore-and-aft direction activity in material loading position, processing position reach between the material unloading position. Correspondingly, this application duplex position longmen machining center 100 can also include the automatic unloading system that goes up of truss-like, the automatic unloading system that goes up of truss-like corresponds go up the material level and the material level setting down, this moment, duplex position longmen machining center 100's work flow is as follows:
initially, workstation 11 is located the material loading level, through the automatic unloading system of going up of truss-like will be located the material loading district wait to process the work piece and move extremely the workstation, workstation 11 consigns wait to process the work piece and move backward extremely add the station, recycle milling cutter subassembly 21 is right wait to process the work piece processing, wait to process the completion back, workstation 11 continues to move backward extremely the material unloading level, at last through the automatic unloading system of truss-like will be located the work piece of material unloading level moves to the material storage district, simultaneously workstation 11 moves forward extremely the material loading level to consignment next wait to process the work piece, and repeat as above-mentioned step. Therefore, unmanned rapid machining is realized, and machining efficiency is further improved. It can be understood that the truss type automatic loading and unloading system belongs to the prior art, and is not described herein.
Furthermore, since the milling process has a precise requirement on the processing dimension, it is necessary to ensure that the moving stroke of the working table 11 is accurate, and in order to avoid the iron filings generated by the processing from adversely affecting the driving mechanisms, and reduce the stroke accuracy of the working table 11, in this embodiment, each working table 11 and the base 1 are arranged at intervals in the vertical direction, and each first driving mechanism 12 is located below the corresponding working table 11; each processing station 1a is equipped with preceding protection casing 13 and back protection casing 14, preceding protection casing 13 reaches back protection casing 14 sets up along the fore-and-aft direction activity, just preceding protection casing 13 workstation 11 reaches back protection casing 14 is connected this time along the fore-and-aft direction, preceding protection casing 13 workstation 11 reaches back protection casing 14 with be formed with first protection chamber between the base 1, a actuating mechanism 12 is located in the first protection chamber.
Thus, the front protective cover 13, the workbench 11 and the rear protective cover 14 are sequentially connected to form the first protective cavity with the base 1, so that the first driving mechanism 12 is located in the first protective cavity, and scrap iron is prevented from entering the first driving mechanism 12; in addition, the front protection cover 13 and the rear protection cover 14 are movable in the front-rear direction, so that the first driving mechanism 12 can be protected all the way during the movement of the table. In an embodiment, the front protective cover 13 and the rear protective cover 14 are disposed in an inclined manner in a vertical direction along a direction close to the water receiving tank 1b, so that sewage generated in a processing process can flow to the water receiving tank 1b along the front protective cover 13 and the rear protective cover 14.
It can be understood that the double-station gantry machining center 100 may further include a washing water gun for washing residual sewage on the front shield 13, the worktable 11, and the rear shield 14.
Furthermore, a second driving mechanism 23 and two 22 movably arranged along the transverse direction are arranged on the cross beam 2, and the second driving mechanism 23 is used for being in driving connection with each 22 and driving each 22 to move along the transverse direction; the two milling cutter assemblies 21 and the two milling cutter assemblies 22 are arranged in a one-to-one correspondence manner, each milling cutter assembly 21 comprises a spindle box 211 and a milling cutter 212, the spindle box 211 is movably arranged on the corresponding milling cutter assembly 22 in the vertical direction, and the milling cutter 212 is arranged at the lower end of the corresponding spindle box 211. The corresponding headstock 211 is movable in the transverse direction by the two headstock 22, so that the milling cutter assembly 21 can mill the position of the workpiece to be machined in the transverse direction. In one embodiment, there are two second driving structures, and two second driving structures correspond to two second driving structures 22 one to one, so that the two second driving structures 22 move independently, thereby providing more processing possibilities.
Further, the double-station gantry machining center 100 further includes two columns 24, the two columns 24 are arranged at intervals in the transverse direction and are located on two sides of the base 1, one end of each column 24 is connected to the beam 2, the other end of each column 24 is connected to the base 1, tool magazines 241 are respectively arranged on the two columns 24, and the two tool magazines 241 are in one-to-one correspondence with the two milling cutter assemblies 21 and are used for providing milling cutters 212 for the corresponding milling cutter assemblies 21. In this way, the two tool magazines 241 can simultaneously provide the milling tools 212 to the corresponding milling tool assemblies 21, thereby improving the machining efficiency. It should be understood that the tool magazine 241 is not limited to be provided in any form, and may be a bamboo hat type tool magazine 241, or may be a chain type tool magazine 241, and in this embodiment, the tool magazine 241 is a disc type tool magazine 241.
Similarly, in order to avoid influence of machining scrap iron on the accuracy of the transverse moving stroke of the 22, a transverse beam protective cover 25 is arranged on the transverse beam 2, the transverse beam protective cover 25 is arranged in a transversely telescopic manner and is provided with a second protective cavity, the transverse beam 2 and the second driving mechanism 23 are located in the second protective cavity, the transverse beam protective cover 25 comprises a first section 251 and two second sections 252, two ends of the first section 251 are respectively connected with the two 22, the two second sections 252 correspond to the two 22 in a one-to-one manner, and two ends of each second section 252 are respectively connected to the corresponding 22 and one end, close to the corresponding 22, of the transverse beam 2. Therefore, the cross beam 2 and the second driving mechanism 23 are arranged in the second protection cavity, so that iron chips are prevented from being splashed to the sliding connection positions of the second driving mechanism 23 and the cross beam 22 and the cross beam 2. In one embodiment, the beam guard 25 is a rubber bellows.
It can be understood that the arrangement form of the second driving structure is not limited, and the second driving structure may be the matching of the driving cylinder and the telescopic rod, or may be another form. In this embodiment, the second driving mechanism 23 includes a driving motor and a screw rod, and the screw rod 22 has a screw rod hole corresponding to the screw rod.
Further, in an embodiment, in order to facilitate maintenance personnel to maintain the structure on the cross beam 2, a fence 4 is convexly arranged on the upper side of the cross beam 2 to ensure the safe operation of the maintenance personnel.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a duplex position longmen machining center which characterized in that includes:
the base is transversely provided with two processing stations, and the two processing stations are respectively used for placing workpieces to be processed; and the number of the first and second groups,
the milling cutter assembly comprises a cross beam, a base and two milling cutter assemblies, wherein the cross beam and the base are arranged at intervals along the vertical direction, the cross beam is provided with two milling cutter assemblies, the two milling cutter assemblies correspond to the processing stations one by one, the two milling cutter assemblies are movably arranged along the vertical direction respectively to be close to the corresponding first working positions of the processing stations and to be far away from the corresponding second working positions of the processing stations, each milling cutter assembly is used for processing a workpiece to be processed on the corresponding processing station during the first working positions, and each milling cutter assembly is used for separating the workpiece to be processed on the corresponding processing station during the second working positions.
2. The double-station gantry machining center according to claim 1, wherein each machining station is provided with a worktable for carrying the workpiece to be machined, the two workbenches are arranged at a distance from each other in the transverse direction, the base forms a water receiving tank with an upward opening, the water receiving tank extends in the front-back direction and is positioned at a lower position between the two workbenches to receive machining sewage from the two workbenches.
3. The double-station gantry machining center of claim 2, wherein a water tank is arranged below the water receiving tank, and a drainage channel communicated with the water tank is arranged on the bottom wall of the water receiving tank.
4. The dual station gantry machining center of claim 3, further comprising a chip removal assembly, the chip removal assembly comprising:
the chain plate is arranged between the water receiving tank and the water tank and movably arranged along the front-back direction, and is provided with a filtering hole communicated with the drainage channel; and the number of the first and second groups,
the chip removal dolly is located the ascending one end in front and back direction of water receiving tank, and correspond the link joint sets up, the chip removal dolly includes drive mechanism and accomodates the groove, drive mechanism is used for the drive the link joint activity, it is used for accepting to accomodate the groove the iron fillings of link joint transmission.
5. The double-station gantry machining center according to any one of claims 2 to 4, wherein each of the work tables is movably arranged in a front-back direction, and each of the machining stations is provided with a first driving mechanism, and the first driving mechanism is in driving connection with the corresponding work table and is used for driving the corresponding work table to move in the front-back direction.
6. The double-station gantry machining center of claim 5, wherein each workbench and the base are arranged at intervals in the vertical direction, and each first driving mechanism is located below the corresponding workbench;
each processing station is provided with a front protective cover and a rear protective cover, the front protective cover and the rear protective cover are movably arranged along the front-rear direction, the front protective cover, the workbench and the rear protective cover are connected along the front-rear direction at this time, a first protective cavity is formed among the front protective cover, the workbench, the rear protective cover and the base, and the first driving mechanism is located in the first protective cavity.
7. The double-station gantry machining center according to any one of claims 1 to 4, wherein a second driving mechanism and two rams which are movably arranged in the transverse direction are arranged on the cross beam, and the second driving mechanism is in driving connection with each ram and is used for driving each ram to move in the transverse direction;
the milling cutter assemblies are arranged in one-to-one correspondence with the two rams, each milling cutter assembly comprises a spindle box and a milling cutter, the spindle box is movably arranged on the corresponding ram along the vertical direction, and the milling cutter is arranged at the lower end of the corresponding spindle box.
8. The double-station gantry machining center according to claim 7, further comprising two columns, wherein the two columns are arranged at intervals in the transverse direction and located on two sides of the base, one end of each column is connected to the cross beam, the other end of each column is connected to the base, tool magazines are respectively arranged on the two columns, and the two tool magazines correspond to the two milling cutter assemblies one to one and are used for providing milling cutters for the corresponding milling cutter assemblies.
9. The double-station gantry machining center according to claim 7, wherein a beam shield is arranged on the beam, the beam shield is arranged to extend and retract in the transverse direction and has a second shield cavity, the beam and the second driving mechanism are located in the second shield cavity, the beam shield comprises a first section and two second sections, two ends of the first section are respectively connected with two rams, the two second sections are in one-to-one correspondence with the two rams, and two ends of each second section are respectively connected with the corresponding ram and one end of the beam close to the corresponding ram.
10. The double-station gantry machining center of claim 1, wherein rails are convexly arranged on the upper sides of the cross beams.
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| CN202110918067.3A CN113649819A (en) | 2021-08-10 | 2021-08-10 | Double-station gantry machining center |
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| CN202110918067.3A CN113649819A (en) | 2021-08-10 | 2021-08-10 | Double-station gantry machining center |
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Application publication date: 20211116 |