CN209756590U

CN209756590U - Five-axis three-dimensional engraving machine

Info

Publication number: CN209756590U
Application number: CN201920237206.4U
Authority: CN
Inventors: 吴善旺
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-02-25
Filing date: 2019-02-25
Publication date: 2019-12-10
Anticipated expiration: 2029-02-25

Abstract

The utility model provides a five three-dimensional engravers belongs to machining equipment technical field. The five-axis three-dimensional engraving machine solves the problem that the machining precision is not high after the machining efficiency is improved. This five-axis three-dimensional engraver, which comprises a frame, it is provided with the processing platform that is used for fixing a position the work piece to slide in the frame, it is provided with the toolframe to slide in the frame, and the toolframe forms three-dimensional translation for the processing platform, the toolframe is rectangular form and along transversely setting up the top at the processing platform, be equipped with a plurality of seats of rotating that can rotate in step on the toolframe, and the axis of rotation of rotating the seat axis of rotation is along vertical setting, it all is connected with the motor cabinet that has the tool bit to rotate on the seat, and the motor cabinet can swing in vertical plane and make the tool bit move the. The five-axis three-dimensional engraving machine has higher machining precision after improving the machining efficiency.

Description

Five-axis three-dimensional engraving machine

Technical Field

The utility model belongs to the technical field of machining equipment, a five-axis three-dimensional engraver is related to.

Background

The engraving is a drilling and milling combined machining in principle, has wide application range, comprises a woodworking engraving machine, a laser engraving machine, an advertisement engraving machine, a jade engraving machine, a stone engraving machine, a cylindrical engraving machine and the like, has very wide application range, even replaces a manual engraving technology, and lays a foundation for the mass rapid production of products. In order to improve efficiency, a tool bit on an existing engraving machine can realize multi-axis rotation, and repeated clamping of workpieces is avoided, for example, patent document (application number: 201811015547.3) discloses an engraving robot, which comprises a robot base, wherein a robot, a rotary platform and a controller for controlling the robot to act are arranged on the robot base, the robot comprises a mechanical arm, a multifunctional engraving head is arranged at the tail end of the mechanical arm, the engraving head can swing and face different directions, so that different surfaces of the workpieces are machined, but the robot can only machine one workpiece, so that the efficiency is still low, and in order to improve the working efficiency, a person skilled in the art can easily think of synchronously machining a plurality of workpieces at the same time.

For example, patent document 201410521366.3 discloses a three-dimensional carving machine, which comprises a frame and a workbench, wherein a cross beam is arranged above the workbench, a tool holder is arranged at the side part of the cross beam, a transverse planker is arranged at the side surface of the cross beam, a vertical planker capable of reciprocating along the vertical direction is arranged on the transverse planker, a bearing seat is fixed on the vertical planker, the tool holder is connected with the bearing seat through a bearing, a driving mechanism capable of driving the tool holder to reciprocate by taking the axis of the tool holder along the long strip direction as the axis is arranged on the vertical planker, the carving machine is a five-axis carving machine capable of synchronously processing a plurality of workpieces and has higher efficiency, but the five-axis carving machine selects to process different side surfaces of the workpieces through the circumferential rotation of the workpieces, and simultaneously selects to process the front and rear end surfaces of the workpieces through the rotation of the tool holder, and the weight of the workpieces is larger, and each work piece all fixes a position through respective positioning mechanism, and there is the difference in the location between the different work pieces, and this leads to work piece pivoted precision lower, and the whole cutter frame is rectangular form, and volume and weight are also great, adjusts the orientation of tool bit through rotating the cutter frame, also leads to the regulation precision of tool bit lower, and then has influenced whole machining precision.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided a five three-dimensional engraver for solve the current five three-dimensional engraver and improve the not high problem of machining precision behind the machining efficiency.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a five-axis three-dimensional engraver, includes the frame, its characterized in that, it is provided with the processing platform who is used for fixing a position the work piece to slide in the frame, slides in the frame and is provided with the toolframe, and the toolframe forms three-dimensional translation for processing platform, the toolframe is rectangular form and along transversely setting up the top at processing platform, be equipped with a plurality of rotation seats that can rotate in step on the toolframe, and rotate the rotation axis line of seat along vertical setting, all be connected with the motor cabinet that has the tool bit on the rotation seat, and the motor cabinet can swing in vertical plane and make the tool bit move the not equidirectional in the vertical plane.

the plurality of workpieces are orderly placed on the processing platform, one tool bit on the tool rest corresponds to one workpiece, the processing platform can drive the plurality of workpieces to synchronously move transversely or longitudinally, the tool rest can also move on the machine frame, so that the tool rest can realize transverse, longitudinal and vertical three-dimensional translation relative to the processing platform, and different positions of the workpieces are processed, when the tool bit moves to the side part or the end part of the workpiece, the motor base can swing to enable the tool bit to horizontally face, the rotating base rotates to enable the tool bit to face the side surface or the end surface of the workpiece, so that the side surface and the end surface of the workpiece can be processed, meanwhile, the tool bit can process the inclined surface on the workpiece by combining the rotation of the rotating base and the motor base, and thus the three-dimensional processing of the workpieces is realized, wherein the plurality of tool bits are arranged on the tool rest, and the plurality of workpieces are, therefore, a plurality of workpieces can be synchronously processed to improve the processing efficiency, in the process of three-dimensional processing of the workpieces, different surfaces of the workpieces are selected to be processed by rotating the workpieces relative to the existing five-axis engraving machine, the positioning accuracy of the workpieces is different, the weight of the workpieces is heavy, the rotating accuracy of the workpieces is affected, and the processing accuracy is affected, the workpieces on the processing platform are synchronously translated only through the processing platform, the different surfaces of the workpieces are selected by the rotation of the rotating base and the swinging of the motor base, compared with the condition that each workpiece needs to be positioned and the weight is heavy, the rotating base and the motor base are light in weight and high in installation accuracy, the swinging accuracy of the tool bit is high, and the processing accuracy is improved, the tool rest has larger weight, only translates but does not rotate, namely the tool bit does not adjust the direction through the rotation of the tool rest, therefore, the position accuracy of the tool bit is higher, and meanwhile, the plurality of rotating seats synchronously rotate, so that the synchronism of the plurality of tool bits can be ensured, the consistency of the plurality of workpieces after being machined is higher, and the machining accuracy of the plurality of workpieces is improved on the basis of ensuring the machining efficiency.

In the five-axis three-dimensional engraving machine, the plurality of rotating seats are uniformly arranged at intervals along the length direction of the tool rest. The cutter frame is more uniform in stress, undesirable phenomena such as displacement and inclination of the cutter frame in the long-term use process are avoided, and compared with the cutter frame, workpieces are arranged on the processing platform at uniform intervals, so that the processing of the workpieces is facilitated, the stress of the processing platform is more uniform, the position precision of the workpieces is guaranteed, and the precision of a cutter head and the precision of the workpieces are guaranteed simultaneously, so that the processing precision is improved.

In foretell five three-dimensional engravers, the recess that the opening faced upwards has on the cutter frame, it all connects on the downside of cutter frame to rotate the seat, be equipped with in the recess and drive a plurality of synchronous pivoted driving pieces that rotate the seat. The setting of recess can reduce the weight of cutter frame for the removal of cutter frame is changeed in the control, improves the position precision, and the recess is used for holding the driving piece simultaneously, makes the driving piece more be close to and rotates seat and motor cabinet, and this focus that also makes whole cutter frame is more close to the horizontal central line of cutter frame, and then makes the cutter frame change in the control, and the position precision is higher.

in foretell five three-dimensional engravers, rotate the seat including rotation portion and the connecting portion that are located rotation portion one side, the side rotates with the toolframe through vertical pivot and is connected on the rotation portion, the motor cabinet passes through horizontal rotating shaft and connects in one side of connecting portion, and the motor cabinet is located the below of rotation portion. The rotation portion is used for guaranteeing the stability of rotating the seat, and connecting portion are used for guaranteeing the stability of motor cabinet, and the position of rotation portion and connecting portion sets up to provide installation space for the motor cabinet, and the motor cabinet is located the rotation portion below for the rotation portion atress is more even.

In the five-axis three-dimensional engraving machine, the motor base is fixedly connected with a processing motor, the tool bit is arranged on the processing motor, and when the tool bit faces downwards vertically, the processing motor and the vertical rotating shaft have the same central line. The processing motor is located the below of rotation portion promptly, and the processing motor has the same central line with vertical pivot when the tool bit is vertical down, consequently behind installation processing motor, the whole focus of rotating the seat is close to the axial lead of vertical pivot more to guarantee to rotate the stability of being connected between seat and the tool rest, improve the position accuracy of tool bit.

in foretell five three-dimensional engravers, all have the cavity in rotation portion and the connecting portion, link firmly in the cavity of connecting portion and turn to the motor, and turn to the motor and pass through belt or gear drive with the motor cabinet and be connected. The setting of cavity can hold drive disk assembly and driver part, and then makes compact structure, and the cavity also makes the weight of rotating the seat littleer simultaneously, and its rotation is changeed in the control, and the precision is higher.

In the five-axis three-dimensional engraving machine, the driving part comprises a plurality of driving motors, the driving motors are all fixed in the grooves of the tool rest and correspond to the rotating seats one by one, and the driving motors are in transmission connection with the vertical rotating shafts through belts. Each rotating seat corresponds to a driving motor, a plurality of driving motors synchronously rotate to realize synchronous driving of the rotating seats, certainly, in the actual assembling process, the driving part can also adopt one driving motor, two adjacent vertical rotating shafts are connected through a belt, the driving motor is connected with one of the vertical rotating shafts through the belt to realize transmission, or each vertical rotating shaft is connected with one speed reducer, the plurality of speed reducers are connected with each other, and the driving motor is connected with one of the speed reducers to realize transmission.

In foretell five-axis three-dimensional engraver, the frame includes along the crossbeam of horizontal setting, cutter frame is along vertical sliding connection on the crossbeam, the processing platform is through can following longitudinal movement's indulge tow frame and can follow lateral movement's horizontal tow frame and connect in the frame. The tool rest only vertically moves up and down, and the workpiece longitudinally and transversely moves under the carrying of the processing platform, so that the three-dimensional translation of the tool bit relative to the workpiece is realized.

In the five-axis three-dimensional engraving machine, the middle part of the cross beam is fixedly connected with a vertical guide rail along the vertical direction, the vertical guide rail is connected with a vertical carriage in a sliding manner, and the cutter frame is fixedly connected to the side surface of the vertical carriage. The vertical planker is connected to the middle position of the cross beam and vertically moves along the vertical guide rail, so that the height position of the cutter head is adjusted.

In foretell five three-dimensional engravers, the both ends of crossbeam all have the stand, and the coexistence post is located the both sides of processing platform respectively, two all vertically link firmly vertical guide rail on the side of stand, all sliding connection has perpendicular planker on the vertical guide rail of two stands, the both ends of toolframe link firmly respectively on the side of two perpendicular plankers. The two ends of the tool rest are connected with the vertical guide rails on the stand columns in a sliding mode through the vertical plankers, so that the tool rest is more uniform in stress and more stable.

in foretell five-axis three-dimensional engraver, longitudinal rail has vertically been linked firmly along in the frame, indulge bracket sliding connection on longitudinal rail, indulge the bracket and go up along transversely having linked firmly transverse rail, horizontal bracket sliding connection is on transverse rail, the processing platform is flat-plate-shaped, and the processing platform level links firmly on horizontal bracket. The longitudinal towing bracket is longitudinally translated on the rack to realize the longitudinal position adjustment of the workpiece, the transverse towing bracket is transversely translated on the longitudinal towing bracket to realize the transverse position adjustment of the workpiece, of course, the transverse towing bracket can be slidably connected on the rack, and the longitudinal towing bracket is slidably connected on the transverse towing bracket to realize the longitudinal and transverse translation of the workpiece.

In the five-axis three-dimensional engraving machine, the frame comprises a transverse beam arranged along the transverse direction, the tool rest is connected to the transverse beam through a transverse carriage capable of moving along the transverse direction and a vertical carriage capable of moving along the vertical direction, and the machining platform is connected to the frame in a sliding mode along the longitudinal direction. The tool rest can realize vertical movement and transverse movement, so that the height position and the transverse position of the tool bit are adjusted, and a workpiece only needs to be longitudinally translated under the carrying of a machining platform.

In the five-axis three-dimensional engraving machine, the transverse beam is transversely and fixedly connected with a transverse guide rail, the transverse carriage is slidably connected to the transverse guide rail, the transverse carriage is vertically and fixedly connected with a vertical guide rail, the vertical carriage is slidably connected to the vertical guide rail, and the cutter frame is fixedly connected to the side surface of the vertical carriage. The transverse planker moves on the cross beam along the transverse guide rail to realize the transverse position adjustment of the tool bit, and the vertical planker moves on the transverse planker along the vertical direction to realize the height position adjustment of the workpiece.

In foretell five-axis three-dimensional engraver, the both ends of crossbeam all have the stand, and the coexistence post is located the both sides of processing platform respectively, two all along vertical guide rail that has linked firmly on the side of stand, equal sliding connection has perpendicular planker, two on the vertical guide rail of coexistence post a supporting beam along horizontal setting has been linked firmly on the perpendicular planker, a supporting beam is gone up along horizontal transverse guide rail that has linked firmly, horizontal planker sliding connection is on transverse guide rail, the tool rest links firmly on the horizontal planker side. The vertical planker of the structure is connected on a vertical guide rail of the upright post along the vertical sliding way, so that the height position of the tool bit is adjusted, and the transverse planker is connected on the supporting beams of the two vertical plankers in a sliding way, so that the transverse position of the workpiece is adjusted.

in foretell five three-dimensional engravers, have vertically linked firmly the longitudinal rail along vertically in the frame, sliding connection has vertical bracket on the longitudinal rail, the processing platform is flat-plate-like, and the processing platform level links firmly on vertical bracket. The machining platform only needs the longitudinal towing bracket to realize longitudinal translation so as to adjust the longitudinal position of the workpiece.

compared with the prior art, the five-axis three-dimensional engraving machine has the following advantages:

1. Because set up a plurality of tool bits on the cutter frame, consequently can process a plurality of work pieces in step to improve machining efficiency, a plurality of work pieces only carry out synchronous translation through the processing platform simultaneously, realize the selection to the work piece different face through the rotation of rotating the seat and the swing of motor cabinet, the swing precision of tool bit is high, and then improves the machining precision.

2. Because a plurality of seats that rotate are synchronous, consequently can guarantee the synchronism of a plurality of tool bits for the uniformity after a plurality of work pieces are processed is higher, and then improves the machining precision of a plurality of work pieces on the basis of guaranteeing machining efficiency.

Drawings

Fig. 1 is a schematic perspective view of a five-axis three-dimensional engraving machine.

Fig. 2 is a structural top view of a five-axis three-dimensional engraving machine.

fig. 3 is a structural front view of a five-axis three-dimensional engraving machine.

Fig. 4 is a sectional view of the structure at a-a in fig. 2.

Fig. 5 is an enlarged view of the structure at B in fig. 1.

Fig. 6 is an enlarged view of the structure at C in fig. 4.

Fig. 7 is an enlarged view of the structure at D in fig. 3.

Fig. 8 is a structural plan view of the five-axis three-dimensional engraving machine according to the second embodiment.

fig. 9 is a schematic perspective view of a five-axis three-dimensional engraving machine according to the fourth embodiment.

Fig. 10 is a schematic perspective view of a five-axis three-dimensional engraving machine according to the fifth embodiment.

Fig. 11 is a structural side view of a five-axis three-dimensional engraving machine in the fifth embodiment.

Fig. 12 is a schematic perspective view of a five-axis three-dimensional engraving machine in the sixth embodiment.

Fig. 13 is a structural side view of a five-axis three-dimensional engraving machine in the sixth embodiment.

Fig. 14 is a schematic view of a machining motor and a tool bit according to a tenth embodiment.

In the figure, 1, a frame; 11. a longitudinal guide rail; 12. a longitudinal motor; 2. a cross beam; 21. a column; 22. mounting a plate; 23. a vertical guide rail; 24. a vertical motor; 3. a processing platform; 4. a tool holder; 41. a groove; 42. a rotating seat; 421. a rotating part; 422. a connecting portion; 423. a cavity; 424. a vertical rotating shaft; 43. a motor base; 431. a horizontal rotating shaft; 44. processing a motor; 45. a cutter head; 46. a steering motor; 47. a drive motor; 5. a longitudinal towing bracket; 51. a longitudinal slide block; 52. a transverse guide rail; 53. a transverse motor; 6. a transverse towing bracket; 61. a transverse slide block; 7. a vertical planker; 71. a vertical slide block; 72. a support beam; 8. a transverse carriage.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

The first embodiment is as follows:

As shown in fig. 1, a five-axis three-dimensional engraving machine comprises a frame 1, the frame 1 comprises a beam 2 located above, the beam 2 is horizontally arranged along a transverse direction, two ends of the beam 2 are supported by columns 21, lower ends of the two columns 21 are fixedly connected with the frame 1 and can be directly supported on the ground, a processing platform 3 is arranged on the frame 1, the processing platform 3 is in a plate shape and horizontally arranged and has a flat upper side surface for supporting and positioning a workpiece, the processing platform 3 is located between the two columns 21, the processing platform 3 is located below the beam 2 and has a larger space with the beam 2, the processing platform 3 can move along the longitudinal direction and the transverse direction, as shown in fig. 2 and 3, a tool rest 4 is connected on the beam 2, the tool rest 4 is in a strip shape and is horizontally arranged, the tool rest 4 can move along the vertical direction, four rotating seats 42 are arranged on the tool rest 4, these four rotate seats 42 along the even interval arrangement of length direction of cutter frame 4, combine fig. 4, fig. 5 shows, all be connected with motor cabinet 43 on rotating seat 42, all be fixed with processing motor 44 on motor cabinet 43, tool bit 45 is installed to the one end of processing motor 44, and rotate seat 42 can circumferential direction, and the pivoted axial lead is along vertical setting, motor cabinet 43 also can swing, and wobbling axial lead sets up along the level, horizontal, vertical and vertical three-dimensional translation through cutter frame 4 relative processing platform 3 promptly, combine the rotation of rotating seat 42 and the swing of motor cabinet 43, thereby realize the five-dimensional spatial movement of tool bit 45, adjust different positions and different orientations of tool bit 45, in order to carry out the stereomachining to the work piece.

Specifically, the tool rack 4 is provided with a groove 41 with an upward opening, so that the tool rack 4 is thin-walled as a whole and light in weight, the rotary seats 42 are all positioned below the tool rack 4, as shown in fig. 6, each rotary seat 42 is L-shaped and comprises a rotary part 421 and a connecting part 422, the connecting part 422 is positioned at one side below the rotary part 421, a vertical rotating shaft 424 is connected to the upper side of the rotary part 421, the vertical rotating shaft 424 penetrates through the tool rack 4 and extends into the groove 41, four driving motors 47 are fixed in the grooves 41, the four driving motors 47 are respectively positioned at the side parts of the four vertical rotating shafts 424, the driving motors 47 and the vertical rotating shafts 424 are connected through a belt, the rotary part 421 and the connecting part 422 are provided with cavities 423, the motor seats 43 are connected to one side of the connecting part 422 through a horizontal rotating shaft 431, the horizontal rotating shaft 431 extends into the cavities 423, a steering motor 46 is fixed in the cavities 423, the steering motor 46 is connected with the horizontal rotating shaft 431 through belt transmission, the motor base 43 is positioned below the rotating portion 421, the side portion of the machining motor 44 is fixed with the motor base 43, so that the machining motor 44 is also positioned below the rotating portion 421, and the machining motor 44 and the vertical rotating shaft 424 have the same center line when the cutter head 45 is vertically downward.

Cutter frame 4 is connected on crossbeam 2 through erecting planker 7, processing platform 3 is connected in frame 1 through indulging bracket 5 and horizontal bracket 6, it is specific, the middle part of crossbeam 2 is fixed with mounting panel 22, the vertical setting of this mounting panel 22, and mounting panel 22 trailing flank is laminated fixedly mutually with crossbeam 2 leading flank, be fixed with a pair of vertical guide rail 23 on the leading flank of mounting panel 22, vertical guide rail 23 is along vertical setting, erect the vertical setting of planker 7, be fixed with two sets of vertical sliders 71 on the trailing flank of erecting planker 7, these two sets of vertical sliders 71 are sliding connection respectively on two vertical guide rails 23, be fixed with vertical motor 24 at mounting panel 22's top, this vertical motor 24 passes through lead screw and nut cooperation drive and erects planker 7 along vertical reciprocating motion, the laminating of the trailing flank middle part of cutter frame 4 is fixed on the leading flank of erecting planker 7. Referring to fig. 7, a pair of longitudinal guide rails 11 is fixed on the frame 1, the longitudinal guide rails 11 are longitudinally arranged, the longitudinal bracket 5 is in a rectangular frame shape, two sets of longitudinal sliders 51 are fixed on the lower side surface of the longitudinal bracket 5, the two sets of longitudinal sliders 51 are respectively connected to the two longitudinal guide rails 11 in a sliding manner, a longitudinal motor 12 is further fixed on the frame 1, and the longitudinal motor 12 drives the longitudinal bracket 5 to longitudinally reciprocate through the matching of a screw rod and a nut. Two transverse guide rails 52 are fixed on the upper side face of the longitudinal bracket 5, the transverse guide rails 52 are transversely arranged, two groups of transverse sliding blocks 61 are fixed on the lower side face of the processing platform 3, the two groups of transverse sliding blocks 61 are respectively and slidably connected to the two transverse guide rails 52, a transverse motor 53 is further fixed on the longitudinal bracket 5, and the transverse motor 53 also drives the processing platform 3 to transversely reciprocate through the matching of a screw rod and a nut. Of course, the transverse guide rail 52 may be fixed on the frame 1, the transverse dragging frame 6 is connected to the transverse guide rail 52, the longitudinal guide rail 11 is fixed on the transverse dragging frame 6, and the processing platform 3 is connected to the longitudinal guide rail 11, only the longitudinal and transverse movement of the processing platform 3 needs to be realized.

Example two:

The five-axis three-dimensional engraving machine has a structure basically the same as that of the first embodiment, and is different from the first embodiment in that as shown in fig. 8, the driving member includes a driving motor 47, two adjacent vertical rotating shafts 424 are connected through a belt, and the driving motor 47 is connected with one of the vertical rotating shafts 424 through a belt to realize transmission.

Example three:

The structure of the five-axis three-dimensional engraving machine is basically the same as that of the first embodiment, and the difference is that the driving piece comprises a driving motor 47, each vertical rotating shaft 424 is connected with a speed reducer, two adjacent speed reducers are connected through a connecting shaft, and the driving motor 47 is connected with one of the speed reducers through the connecting shaft.

Example four:

The five-axis three-dimensional engraving machine is basically the same as the first embodiment in structure, and is different in that as shown in fig. 9, a pair of vertical guide rails 23 is vertically fixedly connected to the front side surfaces of the two vertical columns 21, two vertical plankers 7 are provided, two groups of vertical sliding blocks 71 are fixedly connected to the rear side surfaces of the two vertical plankers 7, the vertical sliding blocks 71 of the two vertical plankers 7 are respectively slidably connected to the vertical guide rails 23 of the two vertical columns 21, and two ends of the tool rest 4 are respectively fixedly connected to the front side surfaces of the two vertical plankers 7.

Example five:

the five-axis three-dimensional engraving machine has the same structure as the first embodiment, and is different from the first embodiment in that as shown in fig. 10 and fig. 11, a tool rest 4 is connected to a cross beam 2 through a transverse carriage 8 and a vertical carriage 7, a processing platform 3 is connected to a frame 1 through a longitudinal carriage 5, specifically, a pair of transverse guide rails 52 is transversely fixed on the front side surface of the cross beam 2, the two transverse guide rails 52 are vertically distributed, two groups of transverse sliders 61 are fixedly connected to the rear side surface of the transverse carriage 8, the two groups of transverse sliders 61 are respectively connected to the two transverse guide rails 52 in a sliding manner, a transverse motor 53 is fixed on the cross beam 2, the transverse motor 53 drives the transverse carriage 8 to transversely reciprocate through the cooperation of a lead screw and a nut, the upper portion of the transverse carriage 8 is higher than the cross beam 2, two vertical guide rails 23 are fixedly connected to the front side surface of the transverse carriage 8, the vertical guide rails 23 are vertically arranged, and two, two groups of vertical sliding blocks 71 are respectively connected on the two vertical guide rails 23 in a sliding manner, a vertical motor 24 is fixed on the top of the transverse planker 8, the vertical motor 24 drives the vertical planker 7 to reciprocate vertically through the matching of a screw rod and a nut, and the middle part of the rear side surface of the tool rest 4 is attached and fixed on the front side surface of the vertical planker 7. It is adapted to it, be fixed with a pair of longitudinal rail 11 in frame 1, longitudinal rail 11 is along vertically setting up, has linked firmly two sets of longitudinal slide block 51 on indulging the downside of bracket 5, and these two sets of longitudinal slide block 51 are sliding connection respectively on two longitudinal rail 11, and the downside of processing platform 3 links firmly on indulging bracket 5 up side, is fixed with longitudinal motor 12 in frame 1, and this longitudinal motor 12 passes through the lead screw and drives indulging bracket 5 along vertical reciprocating motion with the nut cooperation.

example six:

The five-axis three-dimensional carving machine has the same structure as the first embodiment, and is different from the first embodiment in that as shown in fig. 12 and 13, a cutter frame 4 is connected to a cross beam 2 through a transverse planker 8 and a vertical planker 7, a processing platform 3 is connected to a frame 1 through a longitudinal planker 5, specifically, the front sides of two upright posts 21 are vertically fixedly connected with a pair of vertical guide rails 23, the number of the vertical plankers 7 is two, the rear sides of the two vertical plankers 7 are fixedly connected with two groups of vertical sliding blocks 71, the vertical sliding blocks 71 of the two vertical plankers 7 are respectively and slidably connected to the vertical guide rails 23 of the two upright posts 21, the top parts of the two upright posts 21 are respectively fixed with a vertical motor 24, the two vertical motors 24 are respectively matched with nuts through screws to drive the two vertical plankers 7 to vertically move synchronously, the two vertical plankers 7 are fixedly connected with supporting beams 72 arranged along the transverse direction, the front sides of, the rear side surface of the transverse carriage 8 is fixedly connected with two groups of transverse sliding blocks 61, the two groups of transverse sliding blocks 61 are respectively connected onto the two transverse guide rails 52 in a sliding manner, a transverse motor 53 is fixed on a support beam 72, the transverse motor 53 drives the transverse carriage 8 to move transversely and reciprocally through the matching of a screw rod and a nut, and the rear side surface of the tool rest 4 is attached and fixed on the front side surface of the transverse carriage 8. It is adapted to it, be fixed with a pair of longitudinal rail 11 in frame 1, longitudinal rail 11 is along vertically setting up, has linked firmly two sets of longitudinal slide block 51 on indulging the downside of bracket 5, and these two sets of longitudinal slide block 51 are sliding connection respectively on two longitudinal rail 11, and the downside of processing platform 3 links firmly on indulging bracket 5 up side, is fixed with longitudinal motor 12 in frame 1, and this longitudinal motor 12 passes through the lead screw and drives indulging bracket 5 along vertical reciprocating motion with the nut cooperation.

Example seven:

This five-axis three-dimensional engraver's structure is the same basically with embodiment one, the difference lies in that processing platform 3 goes up and is fixed with a plurality of positioning seats on the side, the positioning seat has the level and smooth side of going up that is used for supporting the work piece, the air flue has been seted up in the positioning seat, the air flue can be connected with the air pump, absorption recess has been seted up on the side of going up of positioning seat, it is the setting of field font rule to adsorb the recess, and adsorb recess and air flue intercommunication, lateral part at the positioning seat still is fixed with spacing cylinder, the piston rod of this spacing cylinder is vertical up, and be fixed with the shaft-like backer of L shape on the piston rod, the one end level of backer sets up, the other end is vertical.

Example eight:

The structure of this five-axis three-dimensional engraver is basically the same as embodiment one, the difference lies in that the side is fixed with a plurality of location cylinders on the processing platform 3, the piston rod of this location cylinder is up, the piston rod tip of location cylinder is fixed with long banding pressure arm, this pressure arm sets up along left right direction, the tip along vertical screw of having seted up at pressure arm, threaded connection has adjusting screw in the screw, be fixed with discoid pressure material seat at adjusting screw's lower extreme, it is relative with the side on the work piece to make pressure material seat when the work piece is placed on processing platform 3, can compress tightly the work piece on processing platform 3 when the piston rod of location cylinder contracts.

Example nine:

The structure of this five-axis three-dimensional engraver is the same basically with embodiment one, and the difference lies in that processing platform 3 is gone up and is fixed with a plurality of centre gripping cylinders and a plurality of grip slipper on the side, and the centre gripping cylinder is located one side of grip slipper, and the piston rod of centre gripping cylinder is towards the grip slipper along left right direction, is fixed with the grip block at the piston rod tip of centre gripping cylinder, and this grip block is relative with the grip slipper, places the work piece between grip slipper and grip block, passes through the grip block through the centre gripping cylinder and presss from both sides the work piece tight location between grip slipper and grip block.

Example ten:

The structure of the five-axis three-dimensional engraving machine is basically the same as that of the first embodiment, and the difference is that as shown in fig. 14, the processing motor 44 is a double-output shaft motor, the tool bits 45 are mounted at two ends of the processing motor 44, the middle part of the processing motor 44 is fixed on the motor base 43, and the tool bits 45 can swing in a vertical plane through the rotation of the motor base 43, so that different tool bits 45 can be selected, different surfaces of a workpiece can also be selected to be processed, of course, the processing motor 44 can also adopt two single-output shaft motors, one tool bit 45 is mounted on each processing motor 44, and the tool bits 45 of the two processing motors 44 face oppositely.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms frame 1, longitudinal rail 11, longitudinal motor 12, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a five-axis three-dimensional engraver, includes frame (1), its characterized in that, it is provided with machining platform (3) that are used for fixing a position the work piece to slide on frame (1), and slides on frame (1) and be provided with tool rest (4), and tool rest (4) form three-dimensional translation for machining platform (3), tool rest (4) are rectangular form and along transversely setting up the top at machining platform (3), be equipped with a plurality of rotation seats (42) that can rotate in step on tool rest (4), and rotate the axis of rotation of seat (42) along vertical setting, all be connected with motor cabinet (43) that have tool bit (45) on rotation seat (42), and motor cabinet (43) can swing in vertical plane and make tool bit (45) towards the different directions in the vertical plane.

2. The five-axis three-dimensional engraving machine according to claim 1, wherein a plurality of the rotating seats (42) are uniformly spaced along the length direction of the tool holder (4).

3. The five-axis three-dimensional engraving machine according to claim 2, wherein the tool holder (4) is provided with a groove (41) with an upward opening, the rotating seats (42) are connected to the lower side surface of the tool holder (4), and a driving member capable of driving the rotating seats (42) to rotate synchronously is arranged in the groove (41).

4. The five-axis three-dimensional engraving machine according to claim 3, wherein the rotating base (42) comprises a rotating part (421) and a connecting part (422) positioned on one side of the rotating part (421), the upper side surface of the rotating part (421) is rotatably connected with the tool holder (4) through a vertical rotating shaft (424), the motor base (43) is connected on one side of the connecting part (422) through a horizontal rotating shaft (431), and the motor base (43) is positioned below the rotating part (421).

5. The five-axis three-dimensional engraving machine according to claim 4, wherein the motor base (43) is fixedly connected with a machining motor (44), the tool bit (45) is mounted on the machining motor (44), and the machining motor (44) and the vertical rotating shaft (424) have the same center line when the tool bit (45) faces downwards vertically.

6. The five-axis three-dimensional engraving machine according to claim 4 or 5, wherein the rotating part (421) and the connecting part (422) are provided with cavities (423), the cavities (423) of the connecting part (422) are fixedly connected with a steering motor (46), and the steering motor (46) is in transmission connection with the motor base (43) through a belt or a gear.

7. The five-axis three-dimensional engraving machine according to claim 6, wherein the driving member comprises a plurality of driving motors (47), the plurality of driving motors (47) are fixed in the grooves (41) of the tool holder (4) and correspond to the plurality of rotating seats (42) one by one, and the driving motors (47) are in transmission connection with the vertical rotating shaft (424) through belts.

8. The five-axis three-dimensional engraving machine according to any one of claims 1 to 5, wherein the machine frame (1) comprises a transverse beam (2) arranged in a transverse direction, the tool holder (4) is connected to the transverse beam (2) in a sliding manner in a vertical direction, and the machining platform (3) is connected to the machine frame (1) through a longitudinal dragging frame (5) capable of moving in a longitudinal direction and a transverse dragging frame (6) capable of moving in a transverse direction.

9. The five-axis three-dimensional engraving machine according to claim 8, wherein a vertical guide rail (23) is vertically fixedly connected to the middle of the cross beam (2), a vertical carriage (7) is slidably connected to the vertical guide rail (23), and the tool holder (4) is fixedly connected to the side surface of the vertical carriage (7).

10. The five-axis three-dimensional engraving machine according to claim 8, wherein the two ends of the cross beam (2) are provided with vertical columns (21), the two vertical columns (21) are respectively located at two sides of the machining platform (3), the side surfaces of the two vertical columns (21) are vertically and fixedly connected with vertical guide rails (23), the vertical guide rails (23) of the two vertical columns (21) are respectively and slidably connected with vertical plankers (7), and the two ends of the tool holder (4) are respectively and fixedly connected with the side surfaces of the two vertical plankers (7).

11. The five-axis three-dimensional engraving machine according to claim 8, wherein a longitudinal guide rail (11) is fixedly connected to the machine frame (1) along a longitudinal direction, the longitudinal carriage (5) is slidably connected to the longitudinal guide rail (11), a transverse guide rail (52) is fixedly connected to the longitudinal carriage (5) along a transverse direction, the transverse carriage (6) is slidably connected to the transverse guide rail (52), the processing platform (3) is in a flat plate shape, and the processing platform (3) is horizontally and fixedly connected to the transverse carriage (6).

12. The five-axis three-dimensional carving machine according to any one of claims 1 to 5, characterized in that the machine frame (1) comprises a cross beam (2) arranged in the transverse direction, the tool holder (4) is connected to the cross beam (2) through a transverse carriage (8) capable of moving in the transverse direction and a vertical carriage (7) capable of moving in the vertical direction, and the processing platform (3) is connected to the machine frame (1) in a sliding manner in the longitudinal direction.

13. The five-axis three-dimensional engraving machine according to claim 12, wherein the cross beam (2) is fixedly connected with a transverse guide rail (52) along a transverse direction, the transverse carriage (8) is slidably connected with the transverse guide rail (52), the transverse carriage (8) is fixedly connected with a vertical guide rail (23) along a vertical direction, the vertical carriage (7) is slidably connected with the vertical guide rail (23), and the tool holder (4) is fixedly connected with a side surface of the vertical carriage (7).

14. The five-axis three-dimensional engraving machine according to claim 12, wherein two ends of the cross beam (2) are provided with vertical columns (21), the two vertical columns (21) are respectively located at two sides of the machining platform (3), the side surfaces of the two vertical columns (21) are fixedly connected with vertical guide rails (23) along the vertical direction, the vertical guide rails (23) of the two vertical columns (21) are respectively connected with vertical plankers (7) in a sliding manner, the two vertical plankers (7) are fixedly connected with supporting beams (72) arranged along the transverse direction, the supporting beams (72) are fixedly connected with transverse guide rails (52) along the transverse direction, the transverse plankers (8) are slidably connected with the transverse guide rails (52), and the tool holder (4) is fixedly connected with the side surfaces of the transverse plankers (8).

15. The five-axis three-dimensional engraving machine according to claim 12, wherein the machine frame (1) is fixedly connected with a longitudinal guide rail (11) along a longitudinal direction, the longitudinal guide rail (11) is slidably connected with a longitudinal bracket (5), the processing platform (3) is in a flat plate shape, and the processing platform (3) is horizontally and fixedly connected with the longitudinal bracket (5).