CN205651524U - Five bridge -type stonecutter of numerical control - Google Patents

Abstract

The utility model discloses a numerically controlled five-axis bridge-type stone cutter, which comprises an X-axis transverse movement mechanism, a Y-axis longitudinal movement mechanism, a Z-axis lifting mechanism, a C-axis rotation mechanism, an A-axis rotation mechanism and a cutting mechanism. Erected between the Y-axis vertical travel mechanism, the X-axis traversing mechanism includes an X-axis traversing slide seat, a linear guide rail slider, and a linear guide rail fixedly installed on the beam; the Z-axis lifting mechanism is installed on a In the longitudinal support, the longitudinal support is located at the front end of the X-axis traversing slide seat and is slidably connected with the X-axis traversing slide seat; a horizontal support is fixedly installed under the longitudinal support, and the C-axis rotation mechanism is fixed vertically on the horizontal On the bracket and opposite to the traversing sliding seat, a C-axis rotating frame is fixedly installed under the C-axis rotating mechanism, and an A-axis rotating mechanism is installed horizontally in the C-axis rotating frame, and the cutting mechanism is fixedly installed on the A-axis Below the swivel mechanism.

Description

CNC five-axis bridge stone cutter

technical field

The utility model relates to the field of stone cutting equipment, in particular to a compact numerical control five-axis bridge stone cutter.

Background technique

The utility model patent of the applicant China Patent No. 201520589376 discloses a CNC five-axis bridge stone cutter, whose stone cutting trajectory consists of three linear axes (X, Y, Z axes) and two rotation axes (C, A axes) Linkage control, combined with a reversible workbench, enables the stone cutter to have functions such as five-axis linkage, real-time straight line, and circular interpolation, and can realize complex pentahedron curved surfaces and pentahedron shaped surfaces at one time. The rotating shaft fixing frame of the C-axis rotating mechanism that controls the rotation of the machine head is installed on the front side of the middle saddle corner seat (that is, the lateral sliding seat) of the traversing mechanism, and the cutting linkage seat is fixedly installed directly below the rotating shaft fixing frame. This structural setting makes the center of gravity of the machine head located on the front side of the beam, so the length of the beams at both ends of the beam needs to be extended to increase the load-bearing capacity of the beam, balance the force on the beam, and increase the weight of the equipment to a certain extent. At the same time, its traversing mechanism to realize the X-axis movement includes a traversing gear meshing with the X-axis drive gear, a traversing reduction motor that drives the traversing gear to rotate, and a linear guide rail slider that is compatible with the X-axis track; The stability of the movement, which sets two X-axis rails on the front end side of the beam, will also cause the center of gravity of the traversing mechanism together with the lifting mechanism installed on the traversing mechanism and the cutting device installed below the lifting mechanism to move forward, and the system stability There is still room for improvement.

Contents of the invention

The purpose of the utility model is to provide a numerically controlled five-axis bridge stone cutter with a more reasonable structure.

The technical solution for realizing the purpose of this utility model is a numerically controlled five-axis bridge stone cutter, which includes an X-axis traverse mechanism, a Y-axis longitudinal movement mechanism, a Z-axis lifting mechanism, a C-axis rotation mechanism, an A-axis rotation mechanism and a cutting mechanism. Mechanism, the beam is erected between the Y-axis vertical travel mechanism, the X-axis traverse mechanism includes the X-axis traverse slide seat, the linear guide rail slider installed under the X-axis traverse slide seat, and the straight line fixedly installed on the cross beam Guide rail, the linear guide rail slider is slidingly matched with the linear guide rail; the Z-axis lifting mechanism is installed in a longitudinal bracket perpendicular to the beam, and the longitudinal bracket is located at the front end of the X-axis traversing slide seat and slides with the X-axis traversing slide The seat is slidingly connected; a horizontal support is fixedly installed under the longitudinal support, the C-axis rotating mechanism is vertically fixedly installed on the horizontal support and is opposite to the traversing sliding seat, and a C-axis is fixedly installed below the C-axis rotating mechanism A rotating frame, the A-axis rotating mechanism is horizontally installed in the C-axis rotating frame, the cutting mechanism is fixedly installed below the A-axis rotating mechanism, the cutting rotation axis of the cutting mechanism is perpendicular to the A-axis rotating mechanism, and the cutting A circular saw blade is sheathed on the rotating shaft.

Further, the linear guide rails are respectively fixedly installed on the front end surface and the upper end surface of the beam, the X-axis traversing slide seat is L-shaped, and the linear guide rail slider is fixedly installed on the L-shaped end surface of the traversing slide seat. Below and slidingly fit with the linear guide rail. Make the sliding action of the traversing slide seat on the beam more stable.

Further, the horizontal bracket and the vertical bracket are integrally formed.

Further, the C-axis rotation mechanism includes a C-axis rotation reduction motor, a driving gear, a driven gear, and a C-axis rotation shaft. The C-axis rotation reduction motor is fixedly installed in the longitudinal bracket, and the C-axis rotation shaft passes through vertically. Set on the horizontal bracket, the driving gear is installed on the output end of the C-axis rotary deceleration motor, the driven gear is installed on the input end of the C-axis rotation shaft, the driving gear and the driven gear are meshed for transmission, and the C The shaft rotating seat is fixedly connected with the output end of the C-axis rotating shaft.

Further, the C-axis rotating base has an upper end plate and side plates located on both sides of the upper end plate, the A-axis rotating mechanism includes an A-axis driving mechanism and an A-axis rotating shaft, and the A-axis rotating shaft has two and They are respectively installed on the two side plates of the C-axis rotating frame, and a cutting bracket is fixedly installed between the two A-axis rotating shafts, and the cutting mechanism is fixedly installed under the cutting bracket. Improve the compactness of the C-axis optional mechanism, the A-axis rotation mechanism and the cutting mechanism.

Further, a milling cutter is fixedly installed at the end of the cutting rotating shaft, and the corresponding cutter can be selected and used according to the stone processing requirements.

Further, the linear guide rails are respectively fixedly installed on the front end surface and the upper end surface of the beam, the X-axis traversing slide seat is L-shaped, and the linear guide rail slider is fixedly installed on the L-shaped end surface of the traversing slide seat. Below and slidingly fit with the linear guide rail.

The CNC five-axis bridge-type stone cutter realized by the utility model sets the C-axis rotating mechanism and the traversing sliding seat oppositely, so that the center of gravity of the machine head is located below the beam where the traversing sliding seat is located, and the center of the C-axis rotating base is in line with the machine. The center of gravity of the head is the same. Its compact structure not only reduces the weight of the equipment but also ensures the stable operation of the machine head.

Description of drawings

Fig. 1 is a schematic diagram of the half-section structure of the CNC five-axis bridge stone cutter according to the embodiment of the present invention;

Fig. 2 is a schematic diagram of the right view structure of the X-axis traversing mechanism described in the embodiment of the present invention;

Fig. 3 is a left half-section structural diagram of the X-axis traversing mechanism, the Z-axis lifting mechanism, the C-axis rotation mechanism, the A-axis rotation mechanism and the cutting mechanism of the embodiment of the utility model.

detailed description

The preferred embodiments of the present utility model are described in detail below in conjunction with the accompanying drawings.

As shown in Figures 1 to 3, a CNC five-axis bridge-type stone cutter includes an X-axis lateral movement mechanism 1, a Y-axis vertical movement mechanism 2, a Z-axis lifting mechanism 3, a C-axis rotation mechanism 4, and an A-axis rotation mechanism. Mechanism 5 and cutting mechanism 6, the beam 10 is erected between the Y-axis vertical travel mechanism 2, the X-axis traverse mechanism 1 includes an X-axis traverse slide seat 11, a linear guide rail slide installed under the X-axis traverse slide seat The block 12 and the linear guide rail 13 fixedly installed on the beam, the linear guide rail 13 is fixedly installed on the front end surface 101 and the upper end surface 102 of the beam respectively, the X-axis traverse slide seat 11 is L-shaped, and the linear guide rail slider 12 is fixed It is installed under the L-shaped end surface of the traversing slide 11 and is slidably matched with the linear guide rail 13 .

The Z-axis lifting mechanism 3 is installed in a longitudinal bracket 31 perpendicular to the beam. The longitudinal bracket 31 is located at the front end of the X-axis traversing slide 11 mounted on the beam 10 and is slidably connected with the X-axis traversing slide 11. A horizontal support 32 is fixedly installed below the longitudinal support 31, and the C-axis rotating mechanism 4 is vertically installed on the horizontal support 32 and is opposite to the traversing slide seat 11. The below of the C-axis rotating mechanism 4 is fixedly installed with The C-axis rotating frame 7, the A-axis rotating mechanism 5 is installed horizontally in the described C-axis rotating frame 7, and the cutting mechanism 6 is fixedly installed under the A-axis rotating mechanism 5, and the cutting rotating shaft 61 of the cutting mechanism is connected to the A axis. The axis rotation mechanism 5 is vertical, and a circular saw blade 62 is set on the cutting rotation axis 61 .

The C-axis rotation mechanism 4 includes a C-axis rotation reduction motor 41, a driving gear 42, a driven gear 43, and a C-axis rotation shaft 44. The C-axis rotation reduction motor 41 is fixedly installed in the longitudinal support 31, and the C-axis rotation The rotating shaft 44 is installed vertically on the horizontal bracket 32, the driving gear 42 is installed on the output end of the C-axis rotation reduction motor 41, the driven gear 43 is installed on the input end of the C-axis rotating shaft 44, and the driving gear 42 is meshed with the driven gear 43 for transmission, and the C-axis rotating seat 7 is fixedly connected with the output end of the C-axis rotating shaft 44 .

The C-axis rotating base 7 has an upper end plate 71 and side plates 72 located on both sides of the upper end plate 71. The A-axis rotating mechanism 5 includes an A-axis driving mechanism 51 and an A-axis rotating shaft 52. The A-axis rotating shaft 52 has two and is installed on two side plates 72 of C-axis rotating frame respectively, and a cutting support 8 is fixedly installed between two A-axis rotating shafts 52, and described cutting mechanism 6 is fixedly installed on cutting support 8 below.

The utility model can also install a milling cutter 63 at the end of the cutting rotating shaft, and a circular saw blade 62 and a milling cutter 63 are installed on the cutting rotating shaft 61 at the same time, and the corresponding cutting tool can be selected and used according to the processing needs of the stone. The A-axis rotation mechanism can pass through the two side plates of the C-axis rotation seat and the cutting bracket by a rotation shaft, but this setting will affect the compactness of the C-axis optional mechanism, the A-axis rotation mechanism and the cutting mechanism.

When working, the Y-axis vertical travel mechanism 2 drives the beam 10 to move back and forth, the X-axis traverse mechanism 2 drives the Z-axis elevating mechanism 3 to slide along the beam 10, and the Z-axis elevating mechanism 3 drives the C-axis rotating frame 7 on the horizontal support 32 to vertically Lifting movement, the C-axis rotation deceleration motor 41 drives the C-axis rotation shaft 44 to rotate and then drives the A-axis rotation mechanism 5 installed on the C-axis rotation base 7 to rotate at any angle from 0 to 360° with the C-axis rotation shaft 44 as the rotation center axis Rotation, the rotation of the A-axis rotating shaft 52 drives the circular saw blade 62 and the milling cutter 63 on the cutting rotating shaft 61 to rotate at any angle from 0 to 90° with the A-axis rotating shaft 61 as the central axis of rotation. On the one hand, the processing angle is changed. Realize the processing of complex pentahedron curved surface and pentahedron special-shaped surface of the processed stone. On the other hand, the cutting bracket and cutting rotation axis rotate 90°, which can realize the replacement operation of circular saw blade and milling cutter.

Claims (6)

1. A numerically controlled five-axis bridge-type stone cutter, which includes an X-axis traverse mechanism, a Y-axis longitudinal movement mechanism, a Z-axis lifting mechanism, a C-axis rotation mechanism, an A-axis rotation mechanism and a cutting mechanism, and the crossbeam is erected on the Y axis Between the axis vertical movement mechanism, the X-axis traverse mechanism includes the X-axis traverse slide seat, the linear guide rail slider installed under the X-axis traverse slide seat, and the linear guide rail fixedly installed on the beam. The linear guide rail slider Slidingly cooperate with the linear guide rail, characterized in that: the Z-axis lifting mechanism is installed in a longitudinal bracket perpendicular to the beam, and the longitudinal bracket is located at the front end of the X-axis traversing slide seat and is slidably connected with the X-axis traversing slide seat; A horizontal support is fixedly installed below the longitudinal support, the C-axis rotating mechanism is vertically and fixedly installed on the horizontal support and is opposite to the traversing slide seat, and a C-axis rotating frame is fixedly installed below the C-axis rotating mechanism. An A-axis rotation mechanism is horizontally installed in the C-axis rotation frame, and the cutting mechanism is fixedly installed below the A-axis rotation mechanism. The cutting rotation axis of the cutting mechanism is perpendicular to the A-axis rotation mechanism. There are circular saw blades. 2. The CNC five-axis bridge-type stone cutter according to claim 1, characterized in that: the linear guide rails are respectively fixedly installed on the front end surface and the upper end surface of the beam, and the X-axis traversing slide seat is L-shaped, The linear guide rail slider is fixedly installed under the L-shaped end surface of the traversing slide seat and is slidably matched with the linear guide rail. 3. The CNC five-axis bridge stone cutter according to claim 1, characterized in that: the horizontal support and the longitudinal support are integrally formed. 4. The CNC five-axis bridge-type stone cutter according to claim 1, wherein the C-axis rotation mechanism includes a C-axis rotation reduction motor, a driving gear, a driven gear, and a C-axis rotation shaft, and the C-axis The rotary deceleration motor is fixedly installed in the longitudinal bracket, the C-axis rotation shaft is vertically installed on the horizontal support, the driving gear is installed at the output end of the C-axis rotation deceleration motor, and the driven gear is installed with the C-axis rotation shaft The input end of the drive gear is meshed with the driven gear for transmission, and the C-axis rotating base is fixedly connected with the output end of the C-axis rotating shaft. 5. The CNC five-axis bridge-type stone cutter according to claim 1, wherein the C-axis rotating base has an upper end plate and side plates located on both sides of the upper end plate, and the A-axis rotating mechanism includes an A-axis The driving mechanism and the A-axis rotating shaft. There are two A-axis rotating shafts and they are respectively installed on the two side plates of the C-axis rotating frame. A cutting bracket is fixedly installed between the two A-axis rotating shafts. The cutting mechanism It is fixedly installed under the cutting bracket. 6. The CNC five-axis bridge-type stone cutter according to claim 1, wherein a milling cutter is fixedly installed at the end of the cutting rotating shaft.