CN215432498U - Double-head double-drive light gantry machining center with high stability - Google Patents
Double-head double-drive light gantry machining center with high stability Download PDFInfo
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- CN215432498U CN215432498U CN202122105388.XU CN202122105388U CN215432498U CN 215432498 U CN215432498 U CN 215432498U CN 202122105388 U CN202122105388 U CN 202122105388U CN 215432498 U CN215432498 U CN 215432498U
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Abstract
The utility model relates to a high-stability double-head double-drive light gantry machining center which comprises a base, a workbench, a support frame, a first main shaft module, a second main shaft module, an X-axis motion module and two tool magazines. The workbench is arranged on the base in a sliding mode, the supporting frame is erected at one end of the base, and the two tool magazines correspond to the first spindle module and the second spindle module respectively. The first main shaft module and the second main shaft module are both connected with the first sliding rail and the third sliding rail in a sliding mode, and the second main shaft module is further connected with the second sliding rail in a sliding mode. The X-axis motion module can respectively drive the first main shaft module and the second main shaft module to move left and right simultaneously or independently. The second slide rail and the second driving device both support the second spindle module, so that the stability and the processing precision of the second driving device and the second spindle module are improved.
Description
Technical Field
The utility model relates to the field of processing machine tool equipment, in particular to a double-head double-drive light gantry machining center with high stability.
Background
With the development of industry, the numerical control processing machine tool is increasingly widely applied in the machine manufacturing industry. The processing stability and the machining precision of lathe are the problem that producer and user paid close attention to, and in prior art, because the main shaft generally need have along vertical direction's elevating movement, consequently can be connected through slip subassembly and drive assembly between main shaft and the crossbeam, drive assembly's stroke is longer. Meanwhile, the machining spindle is heavy and generates a large interaction force in the cutting machining process, so that the transmission assembly needs to bear large pressure, and the machining precision and the machining stability are low.
Therefore, it is necessary to provide a double-head double-drive light gantry machining center with high stability to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model relates to a high-stability double-head double-drive light gantry machining center which comprises a base, a workbench, a support frame, a first main shaft module, a second main shaft module, an X-axis motion module and two tool magazines. The workbench is arranged on the base and is in sliding connection with the base, the support frame is erected at one end of the base, and the two tool magazines correspond to the first spindle module and the second spindle module respectively. The support frame is provided with a first slide rail, a second slide rail and a third slide rail, the first slide rail is arranged on the top surface of the support frame, and the second slide rail and the third slide rail are arranged on one side adjacent to the top surface of the support frame. The first spindle module is respectively connected with the first slide rail and the third slide rail in a sliding manner through two ends of the first saddle, and the second spindle module is respectively connected with the first slide rail, the second slide rail and the third slide rail in a sliding manner through two ends of the second saddle. The X-axis motion module is provided with a first driving device and a second driving device, and the first driving device and the second driving device are both arranged on the support frame. The first driving device is in transmission connection with the first spindle module, and the second driving device is in transmission connection with the second spindle module. The motion stroke of the second driving device is larger than that of the first driving device, the second slide rail and the second driving device both support the second spindle module, the stability of the second driving device and the second spindle module is effectively improved, the machining precision is improved, and the problems that in the prior art, the machining precision and the machining stability are low due to the fact that a transmission assembly needs to bear large pressure are solved.
In order to solve the above problems, the present invention comprises: a double-head double-drive light gantry machining center with high stability comprises:
a base;
the workbench is arranged on the base and is connected with the base in a sliding manner;
the supporting frame is fixedly arranged on the base, a first sliding rail, a second sliding rail and a third sliding rail are arranged on the supporting frame, the first sliding rail is arranged on the top surface of the supporting frame, and the second sliding rail and the third sliding rail are arranged on the adjacent sides of the top surface of the supporting frame; the rail surfaces of the first sliding rail and the second sliding rail are arranged upwards, and the rail surface of the first sliding rail faces the workbench;
the first spindle module is arranged at one end of the support frame and provided with a first saddle, and two ends of the first saddle are respectively connected with the first sliding rail and the third sliding rail in a sliding manner;
the second spindle module is arranged at the other end of the support frame and provided with a second saddle, and two ends of the second saddle are respectively connected with the first slide rail, the second slide rail and the third slide rail in a sliding manner;
the X-axis motion module is provided with a first driving device and a second driving device, and the first driving device and the second driving device are both arranged on the support frame; the first driving device is in transmission connection with the first spindle module, and the second driving device is in transmission connection with the second spindle module; the motion stroke of the second driving device is larger than that of the first driving device; and the number of the first and second groups,
the two tool magazines are respectively arranged on one side of the first spindle module and one side of the second spindle module.
In the double-head double-drive light gantry machining center with high stability, the first driving device is provided with a first screw rod, a first motor, a first locking block and a fixing block. The first motor and the fixed block are respectively arranged at two ends of the support frame, the first motor is in transmission connection with one end of the first screw rod, the other end of the first screw rod is sleeved in the fixed block, and the fixed block is used for fixedly supporting the first screw rod. The first lead screw is fixedly connected with the first saddle through the first locking block and is used for driving the first spindle module to move. The second driving device is provided with a second screw rod, a second motor, a second locking block and a plurality of fixing blocks. The second motor and the fixed blocks are respectively arranged on the supporting frame, the second motor is in transmission connection with one end of the second lead screw, and the other end of the second lead screw is sleeved in the plurality of fixed blocks. The second screw rod is fixedly connected with the second saddle through the second locking block. The length of the second screw rod is greater than that of the first screw rod, so that the stability of the first screw rod can be improved, and the cost can be saved. The second motor and the first motor are arranged in a staggered mode and are arranged at two ends of the supporting frame respectively, the structure is compact, and occupied space is reduced.
Furthermore, the second screw rod is positioned above the third slide rail, so that the third slide rail can support the second screw rod conveniently. The X-axis motion module further comprises a plurality of supporting sliding blocks, a connecting plate and a plurality of connecting blocks. A plurality of one side of supporting slide block with third slide rail sliding connection, the connecting plate sets up a plurality ofly on supporting slide block's the opposite side, the connecting plate is respectively through a plurality of the connecting block with the transmission of second lead screw is connected, the connecting plate with supporting slide block is used for supporting the second lead screw, improves the stability of second lead screw to improve the machining precision. The second spindle module is arranged at one end, far away from the connecting plate, of the second screw rod.
Furthermore, the support slider is provided with an installation surface and a sliding surface, the installation surface is in screwed connection with the connecting plate, and the sliding surface is provided with a sliding groove matched with the third sliding rail. The area of installation face is greater than the area of glide plane, support the slider with two adjacent sides of glide plane all set up to the court the inclined plane of third slide rail slope makes things convenient for the screw thread installation, saves the cost.
Further, the connecting plate is provided with a plurality of first connecting hole groups and a plurality of second connecting hole groups. The supporting sliding block is in screwed connection with the connecting plate through the first connecting hole group, and the connecting block is in screwed connection with the connecting plate through the second connecting hole group. The number of the first connecting holes of the first connecting hole group is smaller than that of the second connecting holes of the second connecting hole group, so that the cost is saved. And the first connecting hole group and the second connecting hole group are arranged adjacently, so that the supporting strength of the supporting sliding block to the connecting plate and the second screw rod is improved.
Further, the support frame is provided with main part, a plurality of reinforcing plate and a plurality of support column. The main part is hollow, so that the installation and the disassembly are convenient and the cost is saved. The both ends of reinforcing plate respectively with the inner wall of main part the support column is connected, every the support column is connected with a plurality of the reinforcing plate, the one end of support column with the inner wall fixed connection of main part strengthens the bearing strength of support frame.
Furthermore, a first positioning groove and a second positioning groove are formed in the support frame, the first sliding rail is arranged in the first positioning groove, and the third sliding rail is arranged in the second positioning groove, so that cost is saved.
Furthermore, two reinforcing seats are arranged between the supporting frame and the base, one reinforcing seat is located below the first spindle module, and the other reinforcing seat is located below the second spindle module. The reinforcing seat is provided with a protruding block for reinforcing support at one side close to the base, a gap is arranged between the two reinforcing seats, and the gap is used for avoiding other components. The size and the occupied space of the support frame are reduced, and the cost is saved.
Furthermore, first saddle with the second saddle all is provided with the fixing base, the fixing base is used for fixing the tool magazine, the fixing base includes first fixed plate, second fixed plate, a plurality of floor and a plurality of boss. The side of the first fixing plate is provided with a clamping groove, the side of the first fixing plate is connected with the first saddle or the second saddle through bolts, and the first fixing plate is clamped on the first saddle or the second saddle through the clamping groove, so that the connection is firmer. One end of the first fixing plate, which is close to the support frame, is provided with a position avoiding port, which is used for avoiding a position from the support frame, and the structure is compact. One end of the second fixing plate is connected with the first fixing plate, and one side face of the second fixing plate is connected with the tool magazine. One end of the ribbed plate is connected with the other side face of the second fixing plate, one end of the ribbed plate, which is adjacent to the ribbed plate, is connected with one side of the clamping groove, and the ribbed plate is arranged in parallel, so that the connection strength between the first fixing plate and the second fixing plate is improved. The reinforcing blocks are arranged between two adjacent rib plates, two ends of each reinforcing block are respectively connected with the two adjacent rib plates, and the connection stability between the rib plates is improved.
Furthermore, the two tool magazines are respectively arranged on two side faces, away from each other, of the first spindle module and the second spindle module, so that more movement spaces are provided for the first spindle module and the second spindle module.
Compared with the prior art, the double-head double-drive light gantry machining center with high stability has the beneficial effects that: the utility model relates to a high-stability double-head double-drive light gantry machining center which comprises a base, a workbench, a support frame, a first main shaft module, a second main shaft module, an X-axis motion module and two tool magazines. The workbench is arranged on the base and is in sliding connection with the base, the support frame is erected at one end of the base, and the two tool magazines correspond to the first spindle module and the second spindle module respectively. The support frame is provided with a first slide rail, a second slide rail and a third slide rail, the first slide rail is arranged on the top surface of the support frame, and the second slide rail and the third slide rail are arranged on one side adjacent to the top surface of the support frame. The first spindle module is respectively connected with the first slide rail and the third slide rail in a sliding manner through two ends of the first saddle, and the second spindle module is respectively connected with the first slide rail, the second slide rail and the third slide rail in a sliding manner through two ends of the second saddle. The X-axis motion module is provided with a first driving device and a second driving device, and the first driving device and the second driving device are both arranged on the support frame. The first driving device is in transmission connection with the first spindle module, and the second driving device is in transmission connection with the second spindle module. The motion stroke of the second driving device is larger than that of the first driving device, the second slide rail and the second driving device both support the second spindle module, the stability of the second driving device and the second spindle module is effectively improved, the machining precision is improved, and the problems that in the prior art, the machining precision and the machining stability are low due to the fact that a transmission assembly needs to bear large pressure are solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required in the embodiments are briefly introduced below, and the drawings in the following description are only corresponding to some embodiments of the present invention.
Fig. 1 is a schematic structural diagram of an embodiment of a double-head double-drive light gantry machining center with high stability according to the present invention.
Fig. 2 is an enlarged schematic view of the structure a in fig. 1.
Fig. 3 is a schematic structural diagram of an embodiment of the support frame with a high-stability double-head double-drive light gantry machining center of the present invention.
Fig. 4 is an enlarged schematic view of the structure B in fig. 3.
Fig. 5 is a schematic rear view of an embodiment of the support frame of the high-stability double-head double-drive light gantry machining center according to the present invention.
Fig. 6 is a schematic structural diagram of an X-axis motion module of a high-stability double-head double-drive light gantry machining center according to an embodiment of the present invention.
Fig. 7 is a schematic structural diagram of a supporting slide block of the double-head double-drive light gantry machining center with high stability according to an embodiment of the present invention.
Fig. 8 is a schematic structural diagram of an embodiment of a fixing base of a double-head double-drive light gantry machining center with high stability according to the present invention.
In the figure: 10. the double-head double-drive light gantry machining center has the advantages of high stability, 20 parts of a base, 30 parts of a workbench, 40 parts of a support frame, 41 parts of a main body, 411 parts of a first positioning groove, 412 parts of a second positioning groove, 42 parts of a reinforcing plate, 43 parts of a support column, 44 parts of a reinforcing seat, 441 parts of a convex block, 45 parts of a first slide rail, 46 parts of a second slide rail, 47 parts of a third slide rail, 50 parts of a first spindle module, 51 parts of a first saddle, 60 parts of a second spindle module, 61 parts of a second saddle, 70 parts of an X-axis motion module, 71 parts of a first driving device, 711 parts of a first screw rod, 712 parts of a first motor, 713 parts of a first locking block, 714 parts of a fixing block, 72 parts of a second driving device, 721 parts of a second screw rod, 722 parts of a second motor, 723 parts of a second locking block, 73 parts of a support slider, 731 parts of a mounting surface, 732 parts of a sliding surface, 733 parts of a sliding surface, 734 parts of a sliding surface, an inclined surface, 74 parts of a connecting plate, 75 parts of a connecting block, 80 parts of a tool magazine, 81. the fixing base 811, the first fixed plate, 8111, the draw-in groove, 812, the second fixed plate, 813, the floor, 814, the reinforcing block.
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.
In the present invention, directional terms such as "up", "down", "front", "back", "left", "right", "inner", "outer", "side", "top" and "bottom" are used only with reference to the orientation of the drawings, and the directional terms are used for illustration and understanding of the present invention, and are not intended to limit the present invention.
In the drawings, elements having similar structures are denoted by the same reference numerals.
Referring to fig. 1, in the present embodiment, the double-head double-drive light gantry machining center 10 with high stability includes a base 20, a worktable 30, a supporting frame 40, a first spindle module 50, a second spindle module 60, an X-axis motion module 70, and two tool magazines 80. The base 20 adopts an integrated cast iron lathe bed structure, and the stability of the base 20 is greatly improved. The worktable 30 is slidably disposed on the base 20, and the worktable 30 is driven by the Y-axis movement module to reciprocate on the base 20 in the Y-axis direction.
In the present embodiment, referring to fig. 3, 4 and 5, the supporting frame 40 is provided with a main body 41, a reinforcing plate 42, a supporting column 43, two reinforcing seats 44, a first sliding rail 45, a second sliding rail 46 and a third sliding rail 47. The main body 41 and the base 20 are connected by two reinforcing seats 44. One reinforcing seat 44 is located below the movement path of the first spindle module 50, and the other reinforcing seat 44 is located below the movement path of the second spindle module 60, so that the supporting strength of the main body 41 for the first spindle module 50 and the second spindle module 60 is improved. The side of the reinforcing seat 44 close to the base 20 is provided with a convex block 441 for reinforcing support, and a gap is arranged between the two reinforcing seats 44 and is used for avoiding other components. The size and the occupied space of the support frame 40 are reduced, and the cost is saved. The main body 41 is hollow inside, so that the installation and the disassembly are convenient and the cost is saved. The both ends of reinforcing plate 42 are connected with inner wall, the support column 43 of main part 41 respectively, and every support column 43 is connected with a plurality of reinforcing plates 42, and the bearing strength of support frame 40 is strengthened with the inner wall fixed connection of main part 41 to the one end of support column 43. The first slide rail 45 is disposed on the top surface of the main body 41, and the second slide rail 46 and the third slide rail 47 are disposed on the adjacent sides of the top surface of the main body 41. The rail surfaces of the first slide rail 45 and the second slide rail 46 are arranged upwards, and the rail surface of the first slide rail 45 faces the workbench 30. Still be provided with first constant head tank 411 and second constant head tank 412 on main part 41, first slide rail 45 sets up in first constant head tank 411, and third slide rail 47 sets up in second constant head tank 412, practices thrift the cost. The second slide rail 46 bears less pressure than the first slide rail 45 and the third slide rail 47, and the second slide rail 46 may be directly disposed on the main body 41 for cost saving.
In the present embodiment, referring to fig. 1, the first spindle module 50 and the second spindle module 60 are respectively disposed at two ends of the supporting frame 40. The first spindle module 50 is provided with a first saddle 51, and two ends of the first saddle 51 are slidably connected with the first slide rail 45 and the third slide rail 47 respectively. The second spindle module 60 is provided with a second saddle 61, and two ends of the second saddle 61 are slidably connected with the first slide rail 45, the second slide rail 46, and the third slide rail 47, respectively. The first spindle module 50 and the second spindle module 60 share a set of control system and a set of base, and can process two different products simultaneously or process the same product in a double-head and segmented manner. The main shafts in the first main shaft module 50 and the second main shaft module 60 can move up and down simultaneously or independently, products can be simultaneously processed by double heads during processing of batch products, debugging is simple and convenient, the first main shaft module 50 can be moved to the left side of the machine tool to process long-stroke products by the second main shaft module 60 independently, and a dual-purpose function is realized. The dual-purpose function of one machine can be realized by applying the dual-channel control system, the use is convenient, and the cost is greatly saved.
Referring to fig. 6, the X-axis movement module 70 is provided with a first driving device 71, a second driving device 72, a plurality of supporting sliders 73, a connecting plate 74 and a plurality of connecting blocks 75. The first driving device 71 and the second driving device 72 are both disposed on the supporting frame 40. The first drive 71 is in driving connection with the first spindle module 50, and the second drive 72 is in driving connection with the second spindle module 60. The X-axis motion module 70 can drive the first spindle module 50 and the second spindle module 60 to move left and right simultaneously or independently. The movement stroke of the second driving device 72 is larger than that of the first driving device 71, so that the second spindle module 60 has a larger operation space to process large-sized products, and the compatibility is improved.
The first driving device 71 is provided with a first lead screw 711, a first motor 712, a first locking block 713, and a fixing block 714. The first motor 712 and the fixing block 714 are respectively arranged at two ends of the support frame 40, the first motor 712 is in transmission connection with one end of the first screw rod 711, the other end of the first screw rod 711 is sleeved in the fixing block 714, and the fixing block 714 is used for fixedly supporting the first screw rod 711. The first lead screw 711 is fixedly connected with the first saddle 51 through the first locking block 713, and the first lead screw 711 drives the first spindle module 50 to move. The second driving device 72 is provided with a second screw 721, a second motor 722, a second locking block 723 and a plurality of fixing blocks 714. The second motor 722 and the fixing block 714 are respectively arranged on the support frame 40, and the second motor 722 and the first motor 712 are arranged in a staggered manner and are respectively arranged at two ends of the support frame 40, so that the structure is compact, and the occupied space is reduced. The second motor 722 is in transmission connection with one end of the second lead screw 721, and the other end of the second lead screw 721 is sleeved in the plurality of fixing blocks 714. The second screw 721 is located above the third slide rail 47 and below the first screw 711, so that the third slide rail 47 supports the second screw 721 and the second spindle module 60. The length of the second screw 721 is greater than that of the first screw 711, so that the stability of the first screw 711 can be improved, the cost can be saved, the stroke of the second spindle module 60 can be increased, and the spindle module is compatible with products with more sizes. One end of the second screw 721 is fixedly connected with the second saddle 61 through a second locking block 723. The other end of the second screw 721 is reinforced and supported by the plurality of supporting sliders 73 and the connecting plate 74, so that the shaking range of the second screw 721 in the processing process is reduced, and the processing stability of the second screw 721 is ensured.
Referring to fig. 7, the supporting slider 73 is provided with a mounting surface 731 and a sliding surface 732, the mounting surface 731 is screwed to the connecting plate 74, and the sliding surface 732 is provided with a sliding groove 733 matching with the third slide rail 47. The area of the mounting surface 731 is larger than that of the sliding surface 732, and two side surfaces of the support slider 73 adjacent to the sliding surface 732 are both provided with inclined surfaces 734 inclined toward the third slide rail 47, so that the screw thread mounting is facilitated, and the cost is saved. The plurality of support sliders 73 are slidably connected to the third slide rail 47 through the slide groove 733. The connection plate 74 is provided with a plurality of first connection hole groups and a plurality of second connection hole groups. The support slider 73 is screwed to the connection plate 74 through a first connection hole group, and the connection block 75 is screwed to the connection plate 74 through a second connection hole group. The number of the first connecting holes of the first connecting hole group is smaller than that of the second connecting holes of the second connecting hole group, so that the cost is saved. And the first connecting hole group and the second connecting hole group are arranged adjacently, so that the supporting strength of the supporting slider 73 to the connecting plate 74 and the second screw rod 721 is improved. The plurality of connecting blocks 75 are in transmission connection with the second lead screw 721, and the connecting plate 74 and the supporting slider 73 are used for supporting the second lead screw 721 and the second spindle module 60. During the moving process of the second spindle module 60, the second saddle 61 can push the connecting block 75 to drive the connecting plate 74 and the supporting slider 73 to move together toward the first spindle module 50, and one end of the connecting plate 74 close to the second spindle module 60 can support the second spindle module 60. Meanwhile, the second spindle module 60 is indirectly connected with the second slide rail 46 in a sliding manner through the cooperation between the second screw 721, the second saddle 61, the connecting plate 74 and the supporting slider 73, and the acting force of the second spindle module 60 on the second screw 721 is shared.
The first spindle module 50 and the second spindle module 60 are designed on the support frame 40, light-weight driving is achieved, direct-drive linear motor driving is applied, the problem of jumping errors of a screw rod in high-speed movement due to slender screw rods is solved, and therefore machining precision and stability are improved. The movement speeds of the first main shaft module 50 and the second main shaft module 60 are improved to 100 m/min from the original 30 m/min, the precision is improved to +/-0.0025 from the original 300 to +/-0.01, the speed and the precision are improved by 2 times, and the production efficiency is greatly improved.
In the present embodiment, referring to fig. 1 and 8, the first saddle 51 and the second saddle 61 are both provided with fixing seats 81, and the two fixing seats 81 are disposed on two side surfaces of the first saddle 51 and the second saddle 61 that are away from each other. The two tool magazines 80 are respectively connected with the two fixing seats 81, and the two tool magazines 80 are arranged in a reverse manner to provide more movement spaces for the first spindle module 50 and the second spindle module 60. The fixing base 81 includes a first fixing plate 811, a second fixing plate 812, a plurality of ribs 813, and a plurality of reinforcing blocks 814. The side of first fixed plate 811 is provided with draw-in groove 8111, the side and first saddle 51 or second saddle 61 bolted connection of first fixed plate 811, and first fixed plate 811 establishes on first saddle 51 or second saddle 61 through draw-in groove 8111 card, connects more firmly. One end of the first fixing plate 811 close to the supporting frame 40 is provided with a position avoiding opening for avoiding a position with the supporting frame 40, and the structure is compact. One end of the second fixing plate 812 is connected to the first fixing plate 811, and one side surface of the second fixing plate 812 is connected to the magazine 80. One end of rib plate 813 is connected with the other side of second fixed plate 812, the adjacent end of rib plate 813 is connected with the side of first fixed plate 811 deviating from clamping groove 8111, and a plurality of rib plates 813 are arranged in parallel, improve the joint strength between first fixed plate 811 and second fixed plate 812. The reinforcing blocks 814 are arranged between two adjacent ribs 813, and two ends of each reinforcing block 814 are respectively connected with two adjacent ribs 813, so that the connection stability between the ribs 813 is improved.
The working principle of the utility model is as follows:
the product is placed on the table 30 and two spindle modules or one spindle module is selected as required. If only one spindle module is required, the second spindle module 60 is retained for machining. The connecting plate 74 and the support slider 73 are then moved to a position close to the second spindle module 60. When the power supply is started, the control system controls the first lead screw 711 to drive the first spindle module 50 and controls the second lead screw 721 to drive the second spindle module 60 to reciprocate along the X-axis direction. It is possible to select whether the first spindle module 50 moves synchronously with the second spindle module 60 or the first spindle module 50 and the second spindle module 60 each operate independently. Because the second lead screw 721 is long, when the second spindle module 60 moves towards the first spindle module 50, the connecting plate 74 and the supporting slider 73 can be pushed to move together, and when the second spindle module 60 moves to the maximum stroke, the connecting plate 74 stops moving and supports the second lead screw 721 within the range of the connecting plate 74, so that the second lead screw 721 is prevented from shaking too much to affect the processing precision. And after the processing is finished, the power supply is turned off, and the processing of the next product is started.
In this embodiment, the utility model relates to a double-head double-drive light gantry machining center with high stability, which includes a base, a workbench, a support frame, a first spindle module, a second spindle module, an X-axis motion module, and two tool magazines. The workbench is arranged on the base and is in sliding connection with the base, the support frame is erected at one end of the base, and the two tool magazines correspond to the first spindle module and the second spindle module respectively. The support frame is provided with a first slide rail, a second slide rail and a third slide rail, the first slide rail is arranged on the top surface of the support frame, and the second slide rail and the third slide rail are arranged on one side adjacent to the top surface of the support frame. The first spindle module is respectively connected with the first slide rail and the third slide rail in a sliding manner through two ends of the first saddle, and the second spindle module is respectively connected with the first slide rail, the second slide rail and the third slide rail in a sliding manner through two ends of the second saddle. The X-axis motion module is provided with a first driving device and a second driving device, and the first driving device and the second driving device are both arranged on the support frame. The first driving device is in transmission connection with the first spindle module, and the second driving device is in transmission connection with the second spindle module. The motion stroke of the second driving device is larger than that of the first driving device, the second slide rail and the second driving device both support the second spindle module, the stability of the second driving device and the second spindle module is effectively improved, the machining precision is improved, and the problems that in the prior art, the machining precision and the machining stability are low due to the fact that a transmission assembly needs to bear large pressure are solved.
In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore, the scope of the present invention shall be determined by the appended claims.
Claims (10)
1. The utility model provides a light-duty longmen machining center of double-end dual drive with high stability which characterized in that includes:
a base;
the workbench is arranged on the base and is connected with the base in a sliding manner;
the supporting frame is fixedly arranged on the base, a first sliding rail, a second sliding rail and a third sliding rail are arranged on the supporting frame, the first sliding rail is arranged on the top surface of the supporting frame, and the second sliding rail and the third sliding rail are arranged on the adjacent sides of the top surface of the supporting frame; the rail surfaces of the first sliding rail and the second sliding rail are arranged upwards, and the rail surface of the first sliding rail faces the workbench;
the first spindle module is arranged at one end of the support frame and provided with a first saddle, and two ends of the first saddle are respectively connected with the first sliding rail and the third sliding rail in a sliding manner;
the second spindle module is arranged at the other end of the support frame and provided with a second saddle, and two ends of the second saddle are respectively connected with the first slide rail, the second slide rail and the third slide rail in a sliding manner;
the X-axis motion module is provided with a first driving device and a second driving device, and the first driving device and the second driving device are both arranged on the support frame; the first driving device is in transmission connection with the first spindle module, and the second driving device is in transmission connection with the second spindle module; the motion stroke of the second driving device is larger than that of the first driving device; and the number of the first and second groups,
the two tool magazines are respectively arranged on one side of the first spindle module and one side of the second spindle module.
2. The double-head double-drive light gantry machining center with high stability according to claim 1, wherein the first driving device is provided with a first screw rod, a first motor, a first locking block and a fixed block, the first motor and the fixed block are respectively arranged at two ends of the supporting frame, the first motor is in transmission connection with one end of the first screw rod, the other end of the first screw rod is sleeved in the fixed block, and the first screw rod is fixedly connected with the first saddle through the first locking block;
the second driving device is provided with a second screw rod, a second motor, a second locking block and a plurality of fixing blocks, the second motor and the fixing blocks are respectively arranged on the supporting frame, the second motor is in transmission connection with one end of the second screw rod, the other end of the second screw rod is sleeved in the plurality of fixing blocks, and the second screw rod is fixedly connected with the second saddle through the second locking block; the length of the second screw rod is greater than that of the first screw rod, and the second motor and the first motor are arranged in a staggered mode and are respectively arranged at two ends of the supporting frame.
3. The double-head double-drive light gantry machining center with high stability according to claim 2, wherein the second screw rod is positioned above the third slide rail; the X-axis movement module further comprises a plurality of supporting slide blocks, a connecting plate and a plurality of connecting blocks, one side of each supporting slide block is connected with the third slide rail in a sliding mode, the connecting plate is arranged on the other side of each supporting slide block, the connecting plate is in transmission connection with the second lead screw through the connecting blocks, and the connecting plate and the supporting slide blocks are used for supporting the second lead screw; the second spindle module is arranged at one end, far away from the connecting plate, of the second screw rod.
4. The double-head double-drive light gantry machining center with high stability according to claim 3, wherein the supporting sliding block is provided with a mounting surface and a sliding surface, the mounting surface is in screwed connection with the connecting plate, and the sliding surface is provided with a sliding groove matched with the third sliding rail; the area of the mounting surface is larger than that of the sliding surface, and two adjacent side surfaces of the supporting sliding block and the sliding surface are both inclined surfaces inclined towards the third sliding rail.
5. The double-head double-drive light gantry machining center with high stability according to claim 3, wherein the connecting plate is provided with a plurality of first connecting hole groups and a plurality of second connecting hole groups, the supporting sliding block is in screwed connection with the connecting plate through the first connecting hole groups, and the connecting block is in screwed connection with the connecting plate through the second connecting hole groups; the number of the first connecting holes of the first connecting hole group is smaller than that of the second connecting holes of the second connecting hole group, and the first connecting hole group and the second connecting hole group are arranged adjacently.
6. The double-head double-drive light gantry machining center with high stability according to claim 1, wherein the support frame is provided with a main body, a plurality of reinforcing plates and a plurality of support columns; the main part is inside cavity, the both ends of reinforcing plate respectively with the inner wall of main part the support column is connected, every the support column is with a plurality of the reinforcing plate is connected, the one end of support column with the inner wall fixed connection of main part.
7. The double-head double-drive light gantry machining center with high stability of claim 6, wherein the support frame is provided with a first positioning groove and a second positioning groove, the first slide rail is arranged in the first positioning groove, and the third slide rail is arranged in the second positioning groove.
8. The double-head double-drive light gantry machining center with high stability of claim 6, wherein two reinforcing seats are arranged between the supporting frame and the base, one reinforcing seat is positioned below the first spindle module, and the other reinforcing seat is positioned below the second spindle module; the reinforcing seat is provided with a protruding block for reinforcing support at one side close to the base, a gap is arranged between the two reinforcing seats, and the gap is used for avoiding other components.
9. The double-head double-drive light gantry machining center with high stability according to claim 1, wherein the first saddle and the second saddle are both provided with fixing seats, the fixing seats are used for fixing the tool magazine, and the fixing seats comprise:
the side surface of the first fixing plate is connected with the first saddle or the second saddle through bolts, and the first fixing plate is clamped on the first saddle or the second saddle through the clamping groove; one end of the first fixing plate, which is close to the supporting frame, is provided with a position avoiding opening;
one end of the second fixing plate is connected with the first fixing plate, and one side face of the second fixing plate is connected with the tool magazine;
one end of each rib plate is connected with the other side face of the second fixing plate, and the adjacent end of each rib plate is connected with one side, away from the clamping groove, of the first fixing plate; the plurality of rib plates are arranged in parallel; and the number of the first and second groups,
the reinforcing blocks are arranged between two adjacent rib plates, and two ends of each reinforcing block are respectively connected with the two adjacent rib plates.
10. The double-head double-drive light gantry machining center with high stability according to claim 1, wherein the two tool magazines are respectively arranged on two side faces of the first spindle module and the second spindle module which face away from each other.
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| CN202122105388.XU CN215432498U (en) | 2021-08-31 | 2021-08-31 | Double-head double-drive light gantry machining center with high stability |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119681288A (en) * | 2025-01-24 | 2025-03-25 | 东莞市天樱数控机械设备有限公司 | A multi-head machining center |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119681288A (en) * | 2025-01-24 | 2025-03-25 | 东莞市天樱数控机械设备有限公司 | A multi-head machining center |
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