A kind of high rigidity high precision numerical control carving mills machine
Technical field
The utility model relates to carving and mills equipment technical field, relates in particular to a kind of high rigidity high precision numerical control carving and mills machine.
Background technology
Digital control processing, general reference is carried out the technical process of part processing on Digit Control Machine Tool, and it is to solve changeable, the problem such as little, complex-shaped, precision height and realize high efficiency and the effective way of automation processing in batches of part kind.
Numerical controlled engraving and milling device is one of widely used Digit Control Machine Tool in the digital control processing.As its name suggests, numerical controlled engraving and milling device both can be carved, and also can mill, and its cutting power is strong, the machining accuracy height, and directly the material of workhardness more than HRC60 is a kind of Digit Control Machine Tool of high-efficiency high-accuracy.
Existing numerical controlled engraving and milling device, the general project organization that adopts separate type, as header portion, its cross girder, crossbeam pin, bearing block, motor seat etc. are separate types, header portion is to be assembled by cross girder, crossbeam pin, bearing block, motor seat etc., and purpose is to reduce difficulty of processing and cost.But analyze technically, the harmful effect that the structure of this separate type is brought has: 1) because the influence of assembly precision and long-term intensive work, the machine tool accuracy instability influences the precision of converted products; 2) structure of separate type makes the lathe rigidity not enough, and lathe is short service life; 3) floor space is big.
Summary of the invention
The purpose of this utility model is to provide a kind of high rigidity high precision numerical control carving to mill machine at the deficiencies in the prior art, both can improve machine tool accuracy and stability, improve the precision of converted products, can improve the lathe rigidity again, prolong lathe service life, and floor space is little.
For achieving the above object, the utility model adopts following technical measures to realize.
A kind of high rigidity high precision numerical control carving mills machine, it comprises bed casting, transverse beam casting parts, planker foundry goods, workbench and is equiped with the head of main shaft, transverse beam casting parts is arranged at bed casting, and described transverse beam casting parts comprises integrated cross girder, crossbeam pin, X-axis bearing block and X-axis motor seat; Described bed casting comprises integrated lathe bed, Y-axis bearing block and Y-axis motor seat; Described planker foundry goods comprises integrated planker and Z axle bearing seat and Z axle motor seat; Described planker can along left and right directions movably rail be connected to described cross girder, described workbench can along fore-and-aft direction movably rail be connected to described lathe bed, described head can be along the vertical direction movably rail be connected to described planker.
Described cross girder is provided with the crossbeam line slideway, and described planker rail is connected to this crossbeam line slideway.
Described lathe bed is provided with the lathe bed line slideway, and described workbench rail is connected to this lathe bed line slideway.
Described planker is provided with the planker line slideway, and described head rail is connected to this planker line slideway.
It also comprises y-axis motor and Y-axis screw mandrel rotating mechanism; Described y-axis motor is installed in Y-axis motor seat, and described Y-axis screw mandrel rotating mechanism is installed in the Y-axis bearing block, and Y-axis screw mandrel rotating mechanism connects described workbench, and y-axis motor drives and connects Y-axis screw mandrel rotating mechanism.
It also comprises X-axis motor and X-axis screw mandrel rotating mechanism; Described X-axis motor is installed in X-axis motor seat, and described X-axis screw mandrel rotating mechanism is installed in the X-axis bearing block, and X-axis screw mandrel rotating mechanism connects described planker, and the X-axis motor-driven connects X-axis screw mandrel rotating mechanism.
It also comprises Z spindle motor and Z axial filament bar rotating mechanism; Described Z spindle motor is installed in Z axle motor seat, and described Z axial filament bar rotating mechanism is installed in Z axle bearing seat, and Z axial filament bar rotating mechanism connects described head, and the Z spindle motor drives and connects Z axial filament bar rotating mechanism.
It also comprises yielding coupling, described X-axis motor drives by yielding coupling and connects X-axis screw mandrel rotating mechanism, described y-axis motor drives by yielding coupling and connects Y-axis screw mandrel rotating mechanism, and described Z spindle motor drives by yielding coupling and connects Z axial filament bar rotating mechanism.
Described planker is " ten " font.
The beneficial effects of the utility model are: a kind of high rigidity high precision numerical control carving described in the utility model mills machine, it comprises bed casting, transverse beam casting parts, planker foundry goods, workbench and is equiped with the head of main shaft, transverse beam casting parts is arranged at bed casting, and described transverse beam casting parts comprises integrated cross girder, crossbeam pin, X-axis bearing block and X-axis motor seat; Described bed casting comprises integrated lathe bed, Y-axis bearing block and Y-axis motor seat; Described planker foundry goods comprises integrated planker and Z axle bearing seat and Z axle motor seat; Described planker can along left and right directions movably rail be connected to described cross girder, described workbench can along fore-and-aft direction movably rail be connected to described lathe bed, described head can be along the vertical direction movably rail be connected to described planker.Adopt the numerical controlled engraving and milling device of said structure, because transverse beam casting parts, bed casting, planker foundry goods are integrated integral structure, the characteristics of integral structure are exactly high stiffness, high stability and high accuracy, therefore, both can improve machine tool accuracy and stability, improve the precision of converted products, can improve the lathe rigidity again, prolong lathe service life.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the A portion enlarged drawing of Fig. 1.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Embodiment one, as depicted in figs. 1 and 2, a kind of high rigidity high precision numerical control carving mills machine, it comprises bed casting, transverse beam casting parts, planker foundry goods, workbench 20 and is equiped with the head 50 of main shaft 60, transverse beam casting parts is arranged at bed casting, and described transverse beam casting parts comprises integrated cross girder 31, crossbeam pin 30, X-axis bearing block 43 and X-axis motor seat; Described bed casting comprises integrated lathe bed 10, Y-axis bearing block and Y-axis motor seat; Described planker foundry goods comprises integrated planker 40 and Z axle bearing seat and Z axle motor seat 53; Described planker 40 can along left and right directions movably rail be connected to described cross girder 31, described workbench 20 can along fore-and-aft direction movably rail be connected to described lathe bed 10, described head 50 can be along the vertical direction movably rail be connected to described planker 40.As preferred embodiment, described planker 40 is " ten " font, has the high advantage of intensity.
As preferred embodiment, described a kind of high rigidity high precision numerical control carving mills machine, and it also comprises y-axis motor 22 and Y-axis screw mandrel rotating mechanism 21; Described y-axis motor 22 is installed in Y-axis motor seat, and described Y-axis screw mandrel rotating mechanism 21 is installed in the Y-axis bearing block, and Y-axis screw mandrel rotating mechanism 21 connects described workbench 20, and y-axis motor 22 drives and connects Y-axis screw mandrel rotating mechanism 21.Further, described y-axis motor 22 drives by yielding coupling 70 and connects Y-axis screw mandrel rotating mechanism 21.Y-axis screw mandrel rotating mechanism 21 is made up of screw mandrel and feed screw nut, and during work, y-axis motor 22 drives the screw mandrels rotation by yielding coupling 70, and the screw mandrel of rotation makes the feed screw nut drive workbench 20 and moves along fore-and-aft direction, realizes the displacement of workbench 20 in the Y direction.
As preferred embodiment, described a kind of high rigidity high precision numerical control carving mills machine, and it also comprises X-axis motor 42 and X-axis screw mandrel rotating mechanism 41; Described X-axis motor 42 is installed in X-axis motor seat, and described X-axis screw mandrel rotating mechanism 41 is installed in X-axis bearing block 43, and X-axis screw mandrel rotating mechanism 41 connects described planker 40, and X-axis motor 42 drives and connects X-axis screw mandrel rotating mechanism 41.Further, described X-axis motor 42 drives by yielding coupling 70 and connects X-axis screw mandrel rotating mechanism 41.X-axis screw mandrel rotating mechanism 41 is made up of screw mandrel and feed screw nut, and during work, X-axis motor 42 drives the screw mandrel rotation by yielding coupling 70, and the screw mandrel of rotation makes the feed screw nut drive planker 40 along left and right directions, realizes the displacement of planker 40 at directions X.
As preferred embodiment, described a kind of high rigidity high precision numerical control carving mills machine, and it also comprises Z spindle motor 52 and Z axial filament bar rotating mechanism; Described Z spindle motor 52 is installed in Z axle motor seat 53, and described Z axial filament bar rotating mechanism is installed in Z axle bearing seat, and Z axial filament bar rotating mechanism connects described head 50, and Z spindle motor 52 drives and connects Z axial filament bar rotating mechanism.Further, described Z spindle motor 52 drives by yielding coupling 70 and connects Z axial filament bar rotating mechanism.Z axial filament bar rotating mechanism is made up of screw mandrel and feed screw nut, and during work, Z spindle motor 52 drives the screw mandrel rotation by yielding coupling 70, and the screw mandrel of rotation makes the feed screw nut drive head 50 along the vertical direction, realizes the displacement of head 50 in the Z direction.
Above-mentioned a kind of high rigidity high precision numerical control carving mills machine, its operation principle is: during work, workpiece is clamped on the workbench 20 by clamping device, lathe computer system control X-axis motor 42, y- axis motor 22,52 actions of Z spindle motor, come drive to make the pattern of X, Y, three independent runnings in operation process of Z by a motor respectively by the triple axle kinematic system, make main shaft 60 realize three-dimensional moving at X, Y, Z three direction of principal axis relative to workpiece, the cutter that is contained on the main shaft 60 is realized workpiece is carried out the processing of material removal under the rotation drive at a high speed at main shaft 60.Because transverse beam casting parts, bed casting, planker foundry goods are integrated integral structure, the characteristics of integral structure are exactly high stiffness, high stability and high accuracy, therefore, both can improve machine tool accuracy and stability, improve the precision of converted products, can improve the lathe rigidity again, prolong lathe service life, and floor space be little.
Embodiment two, and a kind of high rigidity high precision numerical control carving mills machine, as depicted in figs. 1 and 2, are that with the difference of embodiment one described cross girder 31 is provided with crossbeam line slideway 32, and described planker 40 rails are connected to this crossbeam line slideway 32; Described lathe bed 10 is provided with lathe bed line slideway 11, and described workbench 20 rails are connected to this lathe bed line slideway 11; Described planker 40 is provided with the planker line slideway, and described head 50 rails are connected to this planker line slideway.Adopt above-mentioned line rail formula structure, each moving component can be realized high-precision high-speed mobile by the line rail, thereby lathe is obtained at a high speed and high accuracy two specific characters.Its operation principle is identical with embodiment one, no longer is repeated in this description at this.
The above only is preferred embodiment of the present utility model, so all equivalences of doing according to the described structure of the utility model patent claim, feature and principle change or modify, is included in the utility model patent claim.