CN209972022U - Numerical control engraving machine with vibrating knife - Google Patents

Abstract

The utility model discloses a numerical control engraving machine with a vibrating knife, which relates to the technical field of numerical control engraving machines, and the technical scheme of the numerical control engraving machine is characterized by comprising a machine table, an X-direction device, a Y-direction device and a Z-direction device; the X-direction device comprises a portal frame and an X-direction driving mechanism; the Y-direction device comprises a base and a Y-direction driving mechanism; z is to the device including main blade holder, Z to actuating mechanism, the master cylinder, the sculpture blade holder, spindle motor, sculpture handle of a knife and carving tool, Z is still including vibrating cylinder, vibration blade holder, vibration axle, install and be used for driving vibration axle pivoted drive mechanism in the vibration blade holder, along vertical sliding connection in the vibration handle of a knife in the vibration axle, install the second actuating mechanism that is used for driving vibration handle of a knife vibration in the top of vibration axle and install the vibration sword in vibration handle of a knife bottom to the device. The utility model provides an inconvenient problem of cutting the softer panel of texture, reached and be convenient for carry out the effect of cutting to the softer panel of texture.

Description

Numerical control engraving machine with vibrating knife

Technical Field

The utility model relates to a numerical control engraver technical field, more specifically the theory that says so, it relates to a numerical control engraver with vibration sword.

Background

The numerical control engraving machine comprises a woodworking engraving machine, a stone engraving machine, an advertisement engraving machine, a glass engraving machine, a laser engraving machine, a plasma engraving machine and a laser cutting machine.

The prior art can refer to the chinese utility model patent with the publication number CN203511116U, which discloses an independent counter-knife type numerical control plane carving machine, comprising a bed body, wherein the bed body is movably connected with a left upright post and a right upright post through a left guide rail and a right guide rail, a Y-direction driving device is further arranged between the left upright post, the right upright post and the bed body, a gantry is arranged above the left upright post and the right upright post, an X-direction vertical guide rail is arranged on the vertical surface of the gantry, an X-direction horizontal guide rail is arranged on the horizontal surface of the gantry, a plurality of carving head bases are movably arranged on the gantry through the X-direction vertical guide rail and the X-direction horizontal guide rail, the carving head bases are composed of mutually connected vertical plates and transverse plates, a carving head is fixed on the carving head base, and the plurality of carving head bases are mutually connected through X-direction; the X-direction driving device is connected with the plurality of engraving heads; the engraving head is provided with a structure which is independent up and down in the Z direction.

However, the base is not provided with a vibrating knife, so that a plate with soft texture (such as a sponge plate) is inconvenient to cut.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a numerical control engraver with vibration sword, it is convenient for cut the softer panel of texture through setting up the vibration sword.

In order to achieve the above purpose, the utility model provides a following technical scheme: a numerical control engraving machine with a vibrating knife comprises a machine table, an X-direction device, a Y-direction device and a Z-direction device; the X-direction device comprises a portal frame connected to the machine station in a sliding manner along the X-axis direction and an X-direction driving mechanism used for driving the portal frame to move; the Y-direction device comprises a base connected to the top of the gantry in a sliding manner along the Y-axis direction and a Y-direction driving mechanism arranged on the gantry and used for driving the base to move; the Z-direction device comprises a main cutter holder connected to the base in a sliding manner along the Z-axis direction, a Z-direction driving mechanism arranged on the base and used for driving the main cutter holder to move, a main cylinder vertically arranged on one side of the main cutter holder, which is far away from the base, a carving cutter holder fixedly connected to a piston rod of the main cylinder, a main shaft motor arranged on one side of the carving cutter holder, a carving cutter handle fixedly connected to an output shaft of the main shaft motor, and a carving cutter fixedly connected to the carving cutter handle, z is still including vertical installation in the vibration cylinder that base one side was kept away from to main blade holder, rigid coupling in the vibration blade holder of vibration cylinder piston rod, rotate the vibration axle of connecting in vibration blade holder and vertical setting, install and be used for driving vibration axle pivoted drive mechanism in the vibration blade holder, along vertical sliding connection in the vibration axle in the vibration handle of a knife, install the top of vibration axle and be used for driving the second actuating mechanism of vibration handle of a knife vibration and install the vibration sword in vibration handle of a knife bottom.

By adopting the technical scheme, the portal frame is driven to move along the X direction by the X-direction driving mechanism, and the portal frame moves along the X direction to drive the main cutter holder to move along the X direction; the base is driven to move along the Y direction by the Y-direction driving mechanism, and the base moves along the Y direction to drive the main cutter holder to move along the Y direction; the main tool apron is driven to move along the Z direction by the Z-direction driving mechanism, so that the graver and the vibrating knife realize three-degree-of-freedom movement; when a harder plate needs to be engraved, the piston rod of the main cylinder drives the engraving cutter holder to move downwards, the engraving cutter holder moves downwards to drive the main shaft motor to move downwards, the main shaft motor moves downwards to drive the engraving cutter to move downwards, then the output shaft of the main shaft motor drives the engraving cutter handle to rotate, and the engraving cutter handle rotates to drive the engraving cutter to rotate, so that the harder plate is engraved; when a plate with soft texture needs to be carved, the vibration tool apron is driven to move downwards through the vibration air cylinder, the vibration tool apron moves downwards to drive the vibration shaft to move downwards, the vibration shaft moves downwards to drive the vibration knife to move downwards, then the vibration tool handle is driven to vibrate through the second driving mechanism, and the vibration tool handle vibrates to drive the vibration knife to vibrate; when needs vibration sword rotated, rotated through a drive vibration axle of actuating mechanism drive, the vibration axle rotates and drives the vibration sword and rotate to be convenient for the vibration sword to cut the softer panel of texture.

The utility model discloses further set up to: the first driving mechanism comprises a first asynchronous motor vertically arranged on the vibration tool apron, a main belt wheel fixedly connected to an output shaft of the first asynchronous motor, a secondary belt wheel fixed on the vibration shaft in a sleeved mode, and a belt enabling the main belt wheel and the secondary belt wheel to be linked.

Through adopting above-mentioned technical scheme, when needs drive vibration axle rotates, the output shaft drive main belt pulley through first asynchronous machine rotates, and the main belt pulley rotates drive belt and rotates, and the belt rotates the drive and rotates from the band pulley, rotates drive vibration axle rotation from the band pulley, rotates through first actuating mechanism drive vibration axle and rotates, can make vibration axle pivoted more stable.

The utility model discloses further set up to: the second driving mechanism comprises a second asynchronous motor horizontally and fixedly connected to the outer side wall of the vibration shaft, a cam fixedly connected to an output shaft of the second asynchronous motor, a first sliding groove formed in the vibration shaft and used for enabling the vibration knife handle to slide vertically, a square block sleeved and fixed on the vibration knife handle and a reset spring sleeved and connected with the vibration knife handle; one end of the vibrating knife handle, which is far away from the vibrating knife, abuts against the peripheral surface of the cam; a square groove which is used for the square block to slide along the vertical direction and is communicated with the top of the first sliding groove is formed in the vibration shaft; one end of the reset spring is abutted against the bottom of the square block, and the other end of the reset spring is abutted against the bottom of the square groove.

By adopting the technical scheme, when the vibrating knife handle needs to be driven to vibrate, the output shaft of the second asynchronous motor drives the cam to rotate, and the vibrating knife handle can move back and forth under the action of the return spring, so that the vibrating knife handle is vibrated, and the vibrating knife is vibrated; through setting up second actuating mechanism, be convenient for make the vibration handle of a knife vibration, therefore be convenient for carve the softer panel of texture.

The utility model discloses further set up to: the vibration shaft is provided with a pressing component, and the pressing component comprises a sleeve sleeved at the bottom of the vibration shaft, a pressing spring sleeved on the sleeve, a bolt in threaded connection with the sleeve and a second sliding groove formed in the peripheral surface of the vibration shaft; the vibration shaft is connected to the inner cavity of the sleeve in a sliding manner along the vertical direction; a step surface is arranged outside the sleeve, and two ends of the abutting spring abut against the step surface and the vibrating knife holder respectively; the bolt can be connected in the second spout along vertical sliding.

By adopting the technical scheme, the vibration tool apron moves downwards to drive the sleeve to move downwards, and when the sleeve is contacted with the plate, the vibration tool apron continues to move downwards, and at the moment, the vibration shaft slides in the sleeve until the vibration tool is contacted with the plate; the sleeve is arranged, so that the plate below the vibrating knife can be conveniently compressed, and the vibrating knife can conveniently carve the plate; through setting up the bolt, be convenient for with the sleeve pipe installation on the vibration axle, after on installing the vibration axle with the sleeve pipe, twist the one end of bolt in the second spout to alright make the sleeve pipe along the axial displacement of vibration axle.

The utility model discloses further set up to: the bottom of the sleeve is fixedly connected with a flexible layer, and the flexible layer is provided with a through hole for the vibration knife to pass through.

Through adopting above-mentioned technical scheme, through setting up flexible layer, can alleviate the rigid contact of sleeve pipe and panel, therefore can reduce the possibility that panel is by the sleeve pipe fish tail.

The utility model discloses further set up to: the X-direction driving mechanism comprises two groups of driving components which are respectively arranged on two sides of the machine table, and each group of driving components comprises an X-direction asynchronous motor horizontally arranged on one side of the portal frame, an X-direction gear arranged on an output shaft of the X-direction asynchronous motor and an X-direction rack fixedly connected to one side of the machine table; the X-direction gear is meshed with the X-direction rack.

By adopting the technical scheme, when the portal frame needs to be driven to move along the X direction, the X direction gear is driven to rotate through the output shaft of the X direction asynchronous motor, the X direction gear rotates to move relative to the X direction rack, so that the portal frame is driven to move along the X direction, and the portal frame is driven to move along the X direction through the X direction driving mechanism, so that the portal frame can move more stably.

The utility model discloses further set up to: the Y-direction driving mechanism comprises a Y-direction rack fixedly connected to one side of the top of the gantry, a Y-direction asynchronous motor vertically arranged on the base and a Y-direction gear fixedly connected to an output shaft of the Y-direction asynchronous motor; the Y-direction gear is meshed with the Y-direction rack.

Through adopting above-mentioned technical scheme, when needs drive base along Y to removing, through Y to asynchronous machine's output shaft drive Y to gear revolve, Y to gear revolve can be relative Y to rack shift to drive base along Y to remove, drive base along Y to actuating mechanism drive base along Y to remove, can make the more stable of base removal.

The utility model discloses further set up to: the Z-direction driving mechanism comprises a Z-direction asynchronous motor vertically arranged at the top of the base, a lead screw rotatably connected to the base and a Z-direction guide rail fixedly connected to one side of the base; an output shaft of the Z-direction asynchronous motor is vertically and downwards fixedly connected with the top of the screw rod; the lead screw is in threaded connection with the main tool apron; the Z-direction guide rail penetrates through one side, close to the base, of the main tool apron, and the main tool apron is connected to the Z-direction guide rail in a sliding mode along the vertical direction.

By adopting the technical scheme, when the main tool apron is required to be driven to move along the Z direction, the output shaft of the Z-direction asynchronous motor drives the screw rod to rotate, and the screw rod can drive the main tool apron to move along the Z direction through rotation; the main tool apron can move more stably by arranging the Z-direction driving mechanism; through setting up Z to the guide rail, can prevent that the lead screw from driving the rotation of main tool apron.

To sum up, the utility model discloses compare and have following beneficial effect in prior art:

1. the gantry is driven to move along the X direction by the X-direction driving mechanism, and the gantry moves along the X direction to drive the main cutter holder to move along the X direction; the base is driven to move along the Y direction by the Y-direction driving mechanism, and the base moves along the Y direction to drive the main cutter holder to move along the Y direction; the main tool apron is driven to move along the Z direction by the Z-direction driving mechanism, so that the graver and the vibrating knife realize three-degree-of-freedom movement; when a harder plate needs to be engraved, the piston rod of the main cylinder drives the engraving cutter holder to move downwards, the engraving cutter holder moves downwards to drive the main shaft motor to move downwards, the main shaft motor moves downwards to drive the engraving cutter to move downwards, then the output shaft of the main shaft motor drives the engraving cutter handle to rotate, and the engraving cutter handle rotates to drive the engraving cutter to rotate, so that the harder plate is engraved; when a plate with soft texture needs to be cut, the vibration cylinder drives the vibration tool apron to move downwards, the vibration tool apron moves downwards to drive the vibration shaft to move downwards, the vibration shaft moves downwards to drive the vibration tool to move downwards, then the second driving mechanism drives the vibration tool handle to vibrate, and the vibration tool handle vibrates to drive the vibration tool to vibrate; when the vibrating knife needs to rotate, the first driving mechanism drives the vibrating shaft to rotate, and the vibrating shaft rotates to drive the vibrating knife to rotate, so that the vibrating knife can cut a plate with softer texture;

2. when the vibrating knife handle needs to be driven to vibrate, the output shaft of the second asynchronous motor drives the cam to rotate, and the vibrating knife handle can move back and forth under the action of the return spring, so that the vibrating knife handle is vibrated, and the vibrating knife is vibrated; the second driving mechanism is arranged, so that the vibrating knife handle can vibrate conveniently, and a plate with soft texture can be cut conveniently;

3. the vibrating knife seat moves downwards to drive the sleeve to move downwards, when the sleeve is contacted with the plate, the vibrating knife seat continues to move downwards, and at the moment, the vibrating shaft slides in the sleeve until the vibrating knife is contacted with the plate; the sleeve is arranged, so that the plate below the vibrating knife can be conveniently compressed, and the vibrating knife can conveniently cut the plate; through setting up the bolt, be convenient for with the sleeve pipe installation on the vibration axle, after on installing the vibration axle with the sleeve pipe, twist the one end of bolt in the second spout to alright make the sleeve pipe along the axial displacement of vibration axle.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic view showing the structure of a Z-direction device in the embodiment;

FIG. 4 is a schematic structural view of an embodiment of a graver;

FIG. 5 is a schematic view of the embodiment showing the structure of the pressing member;

FIG. 6 is a partial cross-sectional view of a cam highlighted in an embodiment.

In the figure: 1. a machine platform; 11. an X-direction guide rail; 2. an X-direction device; 21. a gantry; 3. an X-direction driving mechanism; 31. a drive assembly; 311. an X-direction asynchronous motor; 312. an X-direction gear; 313. an X-direction rack; 4. a Y-direction device; 41. a base; 42. a Y-direction driving mechanism; 421. a Y-direction rack; 422. a Y-direction asynchronous motor; 423. a Y-direction gear; 43. a Y-direction guide rail; 5. a Z-direction device; 51. a main tool apron; 52. a Z-direction driving mechanism; 521. a Z-direction asynchronous motor; 522. a lead screw; 523. a Z-direction guide rail; 53. a master cylinder; 531. engraving a tool apron; 532. a spindle motor; 533. engraving a cutter handle; 534. a graver; 54. a vibration cylinder; 541. vibrating the tool apron; 542. a vibration shaft; 55. a first drive mechanism; 551. a first asynchronous motor; 552. a primary pulley; 553. a secondary pulley; 554. a belt; 56. vibrating the knife handle; 57. a second drive mechanism; 571. a second asynchronous motor; 572. a cam; 573. a first chute; 574. a square block; 575. a return spring; 576. a square groove; 58. vibrating a knife; 6. a pressing component; 61. a sleeve; 611. a flexible layer; 612. a through hole; 62. pressing the spring; 63. a bolt; 64. a second chute; 65. a step surface.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example (b): a numerical control engraving machine with a vibrating knife is shown in figure 1 and comprises a machine table 1, an X-direction device 2, a Y-direction device 4 and a Z-direction device 5, wherein the X-direction device 2, the Y-direction device 4 and the Z-direction device 5 are arranged on the machine table 1; wherein, the X direction indicates the length direction of the machine table 1, the Y direction indicates the width direction of the machine table 1, and the Z direction indicates the vertical direction; and fixing the plate, generating negative pressure by a plurality of pipelines through a vacuum pump, and sucking the plate through a plurality of pipelines generating suction force.

As shown in fig. 1 and 2, the X-direction device 2 includes a gantry 21 connected to the machine table 1 in a sliding manner along the X-axis direction, and an X-direction driving mechanism 3 for driving the gantry 21 to move; the X-direction driving mechanism 3 comprises two groups of driving components 31 which are respectively arranged at two sides of the machine table 1, and each group of driving components 31 comprises an X-direction asynchronous motor 311 which is horizontally arranged at one side of the portal frame 21, an X-direction gear 312 which is arranged at an output shaft of the X-direction asynchronous motor 311 through a belt transmission mechanism and an X-direction rack 313 which is fixedly connected at one side of the machine table 1; the X-direction gear 312 is engaged with the X-direction rack 313; the two sides of the machine table 1 are fixedly connected with X-direction guide rails 11, the two X-direction guide rails 11 respectively penetrate through the two sides of the portal frame 21, and the two sides of the portal frame 21 are respectively connected to the two X-direction guide rails 11 in a sliding manner. When the portal frame 21 needs to be driven to move along the X direction, the output shaft of the X-direction asynchronous motor 311 drives the X-direction gear 312 to rotate, the X-direction gear 312 rotates and can move relative to the X-direction rack 313, so that the portal frame 21 is driven to move along the X direction, the portal frame 21 is driven to move along the X direction through the X-direction driving mechanism 3, and the movement of the portal frame 21 can be more stable.

As shown in fig. 3, the Y-direction device 4 includes a base 41 connected to the top of the gantry 21 in a sliding manner along the Y-axis direction, and a Y-direction driving mechanism 42 mounted on the gantry 21 for driving the base 41 to move; the Y-direction driving mechanism 42 comprises a Y-direction rack 421 fixedly connected to one side of the top of the gantry 21, a Y-direction asynchronous motor 422 vertically arranged on one side of the base 41, and a Y-direction gear 423 fixedly connected to an output shaft of the Y-direction asynchronous motor 422; the Y-gear 423 is engaged with the Y-rack 421; a Y-guide 43 is fixed to one side of the gantry 21, the Y-guide 43 is disposed through the base 41, and the base 41 is slidably connected to the Y-guide 43. When the base 41 needs to be driven to move along the Y direction, the output shaft of the Y-direction asynchronous motor 422 drives the Y-direction gear 423 to rotate, the Y-direction gear 423 rotates to move relative to the Y-direction rack 421, so that the base 41 is driven to move along the Y direction, and the Y-direction driving mechanism 42 drives the base 41 to move along the Y direction, so that the movement of the base 41 can be more stable.

As shown in fig. 3 and 4, the Z-direction device 5 includes a main holder 51 slidably connected to the base 41 along the Z-axis direction, a Z-direction driving mechanism 52 mounted on the base 41 for driving the main holder 51 to move, a main cylinder 53 vertically mounted on a side of the main holder 51 away from the base 41, a carving holder 531 fixed to a piston rod of the main cylinder 53, a spindle motor 532 mounted on a side of the carving holder 531, a carving knife holder 533 fixed to an output shaft of the spindle motor 532, and a carving knife 534 fixed to the carving knife holder 533.

As shown in fig. 4 and 5, the Z-direction device 5 further includes a vibration cylinder 54 vertically installed on one side of the main tool post 51 away from the base 41, a vibration tool post 541 fixedly connected to a piston rod of the vibration cylinder 54, a vibration shaft 542 rotatably connected to the vibration tool post 541 and vertically disposed, a first driving mechanism 55 installed on the vibration tool post 541 and used for driving the vibration shaft 542 to rotate, a vibration tool shank 56 vertically slidably connected in the vibration shaft 542, a second driving mechanism 57 installed on the top of the vibration shaft 542 and used for driving the vibration tool shank 56 to vibrate, and a vibration tool 58 installed on the bottom of the vibration tool shank 56. When a harder plate needs to be engraved, the piston rod of the main cylinder 53 drives the engraving knife holder 531 to move downwards, the engraving knife holder 531 moves downwards to drive the spindle motor 532 to move downwards, the spindle motor 532 moves downwards to drive the engraving knife 534 to move downwards, then the output shaft of the spindle motor 532 drives the engraving knife holder 533 to rotate, and the engraving knife holder 533 rotates to drive the engraving knife 534 to rotate, so that the harder plate is engraved; when a plate with a soft texture needs to be cut, the vibration cylinder 54 drives the vibration tool apron 541 to move downwards, the vibration tool apron 541 moves downwards to drive the vibration shaft 542 to move downwards, the vibration shaft 542 moves downwards to drive the vibration knife 58 to move downwards, then the second driving mechanism 57 drives the vibration knife handle 56 to vibrate, and the vibration knife handle 56 vibrates to drive the vibration knife 58 to vibrate; when the vibrating knife 58 needs to rotate, the first driving mechanism 55 drives the vibrating shaft 542 to rotate, and the vibrating shaft 542 rotates to drive the vibrating knife 58 to rotate, so that the vibrating knife 58 can cut a plate material with soft texture.

As shown in fig. 3, the Z-direction driving mechanism 52 includes a Z-direction asynchronous motor 521 vertically disposed on the top of the base 41, a lead screw 522 rotatably connected to the base 41, and a Z-direction rail 523 fixedly connected to one side of the base 41; an output shaft of the Z-direction asynchronous motor 521 is vertically and downwards fixedly connected with the top of the screw 522; the screw 522 is in threaded connection with the main tool apron 51; the Z-guide 523 penetrates through one side of the main tool post 51 close to the base 41, and the main tool post 51 is connected to the Z-guide 523 in a vertically sliding manner. When the main tool apron 51 needs to be driven to move along the Z direction, the output shaft of the Z-direction asynchronous motor 521 drives the screw rod 522 to rotate, and the screw rod 522 rotates to drive the main tool apron 51 to move along the Z direction; the main tool apron 51 can move more stably by arranging the Z-direction driving mechanism 52; by providing the Z-directional guide rail 523, the lead screw 522 can be prevented from driving the main blade holder 51 to rotate.

As shown in fig. 5, the first driving mechanism 55 includes a first asynchronous motor 551 vertically installed on the vibrating blade holder 541, a primary pulley 552 fixedly connected to an output shaft of the first asynchronous motor 551, a secondary pulley 553 sleeved and fixed to the vibrating shaft 542, and a belt 554 linking the primary pulley 552 and the secondary pulley 553. When the oscillating shaft 542 needs to be driven to rotate, the output shaft of the first asynchronous motor 551 drives the main pulley 552 to rotate, the main pulley 552 drives the belt 554 to rotate, the belt 554 drives the secondary pulley 553 to rotate, the secondary pulley 553 drives the oscillating shaft 542 to rotate, and the first driving mechanism 55 drives the oscillating shaft 542 to rotate, so that the oscillating shaft 542 can rotate more stably.

As shown in fig. 6, the second driving mechanism 57 includes a second asynchronous motor 571 horizontally fixed on the outer side wall of the vibration shaft 542, a cam 572 fixed on the output shaft of the second asynchronous motor 571, a first sliding groove 573 provided in the vibration shaft 542 for the vertical sliding of the vibration knife handle 56, a square block 574 sleeved and fixed on the vibration knife handle 56, and a return spring 575 sleeved on the vibration knife handle 56; one end of the vibration knife handle 56 away from the vibration knife 58 is abutted against the outer peripheral surface of the cam 572; a square groove 576 which is used for the square block 574 to slide along the vertical direction and is communicated with the top of the first sliding groove 573 is arranged in the vibration shaft 542; one end of the return spring 575 abuts against the bottom of the square block 574, and the other end abuts against the bottom of the square slot 576. When the vibration knife handle 56 needs to be driven to vibrate, the cam 572 is driven to rotate through the output shaft of the second asynchronous motor 571, and at the moment, the vibration knife handle 56 can move back and forth under the action of the return spring 575, so that the vibration of the vibration knife handle 56 is realized, and the vibration of the vibration knife 58 is further realized; by providing the second drive mechanism 57, the oscillating tool shank 56 is made to oscillate, thereby facilitating the cutting of softer materials.

As shown in fig. 5, the vibration shaft 542 is provided with a pressing component 6, and the pressing component 6 includes a sleeve 61 sleeved on the bottom of the vibration shaft 542, a pressing spring 62 sleeved on the sleeve 61, a bolt 63 screwed on the sleeve 61, and a second sliding groove 64 opened on the outer peripheral surface of the vibration shaft 542; the vibration shaft 542 is connected with the inner cavity of the sleeve 61 in a sliding way along the vertical direction; a step surface 65 is arranged outside the sleeve 61, and two ends of the pressing spring 62 are respectively abutted against the step surface 65 and the vibration tool holder 541; the bolt 63 can be connected to the second sliding groove 64 in a sliding manner along the vertical direction; the bottom of the sleeve 61 is fixedly connected with a flexible layer 611, the flexible layer 611 is provided with a through hole 612 through which the vibration knife 58 passes, and the flexible layer 611 is arranged to reduce the rigid contact between the sleeve 61 and the plate. The vibration knife holder 541 moves downwards to drive the sleeve 61 to move downwards, when the sleeve 61 contacts with the plate, the vibration knife holder 541 continues to move downwards, and at the moment, the vibration shaft 542 slides in the sleeve 61 until the vibration knife 58 contacts with the plate; the sleeve 61 is arranged, so that the plate below the vibrating knife 58 can be conveniently compressed, and the vibrating knife 58 can conveniently cut the plate; the sleeve 61 is easily attached to the vibration shaft 542 by providing the bolt 63, and after the sleeve 61 is attached to the vibration shaft 542, one end of the bolt 63 is screwed into the second sliding groove 64, so that the sleeve 61 can be moved in the axial direction of the vibration shaft 542.

The working principle of the numerical control engraving machine with the vibrating knife is as follows:

the gantry 21 is driven to move along the X direction by the X-direction driving mechanism 3, and the gantry 21 moves along the X direction to drive the main cutter holder 51 to move along the X direction; the base 41 is driven to move along the Y direction by the Y-direction driving mechanism 42, and the base 41 moves along the Y direction to drive the main cutter holder 51 to move along the Y direction; the main tool apron 51 is driven to move along the Z direction by the Z-direction driving mechanism 52, so that the graver 534 and the vibrating knife 58 realize three-degree-of-freedom movement; when a harder plate needs to be engraved, the piston rod of the main cylinder 53 drives the engraving knife holder 531 to move downwards, the engraving knife holder 531 moves downwards to drive the spindle motor 532 to move downwards, the spindle motor 532 moves downwards to drive the engraving knife 534 to move downwards, then the output shaft of the spindle motor 532 drives the engraving knife holder 533 to rotate, and the engraving knife holder 533 rotates to drive the engraving knife 534 to rotate, so that the harder plate is engraved; when a plate with a softer texture needs to be cut, the vibration cylinder 54 drives the vibration tool apron 541 to move downwards, the vibration tool apron 541 moves downwards to drive the vibration shaft 542 to move downwards, the vibration shaft 542 moves downwards to drive the vibration knife 58 to move downwards, and then the output shaft of the second asynchronous motor 571 drives the cam 572 to rotate, so that the vibration tool handle 56 can move back and forth under the action of the return spring 575, the vibration of the vibration tool handle 56 is realized, and the vibration of the vibration knife 58 is further realized; when the vibrating knife 58 needs to rotate, the output shaft of the first asynchronous motor 551 drives the main belt wheel 552 to rotate, the main belt wheel 552 rotates to drive the belt 554 to rotate, the belt 554 rotates to drive the driven belt wheel 553 to rotate, the driven belt wheel 553 rotates to drive the vibrating shaft 542 to rotate, the vibrating shaft 542 rotates to drive the vibrating knife 58 to rotate, and therefore the vibrating knife 58 can conveniently cut soft plates.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (8)

1. A numerical control engraving machine with a vibrating knife comprises a machine table (1), an X-direction device (2), a Y-direction device (4) and a Z-direction device (5); the X-direction device (2) comprises a portal frame (21) connected to the machine table (1) in a sliding mode along the X-axis direction and an X-direction driving mechanism (3) used for driving the portal frame (21) to move; the Y-direction device (4) comprises a base (41) connected to the top of the portal frame (21) in a sliding manner along the Y-axis direction and a Y-direction driving mechanism (42) which is arranged on the portal frame (21) and used for driving the base (41) to move; z is including following Z axle direction sliding connection in main blade holder (51) of base (41) to device (5), install in base (41) and be used for driving Z that main blade holder (51) removed to actuating mechanism (52), vertically install main cylinder (53) of keeping away from base (41) one side in main blade holder (51), rigid coupling in sculpture blade holder (531) of main cylinder (53) piston rod, install spindle motor (532) in sculpture blade holder (531) one side, rigid coupling in sculpture handle of a knife (533) of spindle motor (532) output shaft and rigid coupling carving tool (534) on sculpture handle of a knife (533), its characterized in that: z is still including vertical installation in main blade holder (51) keep away from vibration cylinder (54) of base (41) one side, rigid coupling in vibration blade holder (541) of vibration cylinder (54) piston rod, rotate vibration axle (542) of connecting in vibration blade holder (541) and vertical setting, install in vibration blade holder (541) and be used for driving vibration axle (542) pivoted first actuating mechanism (55), along vertical sliding connection in vibration axle (542) in vibration handle of a knife (56), install in the top of vibration axle (542) and be used for driving vibration handle of a knife (56) vibrating second actuating mechanism (57) of vibration handle of a knife (56) and install in vibration sword (58) of vibration handle of a knife (56) bottom.

2. The numerically controlled engraving machine with a vibrating knife according to claim 1, characterized in that: the first driving mechanism (55) comprises a first asynchronous motor (551) vertically arranged on the vibrating cutter holder (541), a main belt wheel (552) fixedly connected to an output shaft of the first asynchronous motor (551), a secondary belt wheel (553) sleeved and fixed on the vibrating shaft (542), and a belt (554) enabling the main belt wheel (552) and the secondary belt wheel (553) to be linked.

3. The numerically controlled engraving machine with a vibrating knife according to claim 1, characterized in that: the second driving mechanism (57) comprises a second asynchronous motor (571) horizontally and fixedly connected with the outer side wall of the vibration shaft (542), a cam (572) fixedly connected with an output shaft of the second asynchronous motor (571), a first sliding groove (573) which is formed in the vibration shaft (542) and used for enabling the vibration knife handle (56) to vertically slide, a square block (574) fixedly sleeved on the vibration knife handle (56) and a return spring (575) sleeved on the vibration knife handle (56); one end, far away from the vibrating knife (58), of the vibrating knife handle (56) is abutted to the outer peripheral surface of the cam (572); a square groove (576) which is used for the square block (574) to slide along the vertical direction and is communicated with the top of the first sliding groove (573) is formed in the vibration shaft (542); one end of the return spring (575) is abutted against the bottom of the square block (574), and the other end of the return spring is abutted against the bottom of the square groove (576).

4. The numerically controlled engraving machine with a vibrating knife according to claim 1, characterized in that: the vibration shaft (542) is provided with a pressing component (6), and the pressing component (6) comprises a sleeve (61) sleeved at the bottom of the vibration shaft (542), a pressing spring (62) sleeved on the sleeve (61), a bolt (63) in threaded connection with the sleeve (61), and a second sliding groove (64) arranged on the outer peripheral surface of the vibration shaft (542); the vibration shaft (542) is connected to the inner cavity of the sleeve (61) in a sliding manner along the vertical direction; a step surface (65) is arranged outside the sleeve (61), and two ends of the abutting spring (62) are respectively abutted against the step surface (65) and the vibration tool apron (541); the bolt (63) can be connected to the second sliding groove (64) in a sliding mode along the vertical direction.

5. The numerically controlled engraving machine with vibrating knife according to claim 4, characterized in that: the bottom of the sleeve (61) is fixedly connected with a flexible layer (611), and a through hole (612) for the vibration knife (58) to pass through is formed in the flexible layer (611).

6. The numerically controlled engraving machine with a vibrating knife according to claim 1, characterized in that: the X-direction driving mechanism (3) comprises two groups of driving components (31) which are respectively arranged on two sides of the machine table (1), and each group of driving components (31) comprises an X-direction asynchronous motor (311) which is horizontally arranged on one side of the portal frame (21), an X-direction gear (312) which is arranged on an output shaft of the X-direction asynchronous motor (311) and an X-direction rack (313) which is fixedly connected to one side of the machine table (1); the X-direction gear (312) is meshed with the X-direction rack (313).

7. The numerically controlled engraving machine with a vibrating knife according to claim 1, characterized in that: the Y-direction driving mechanism (42) comprises a Y-direction rack (421) fixedly connected to one side of the top of the portal frame (21), a Y-direction asynchronous motor (422) vertically arranged on the base (41) and a Y-direction gear (423) fixedly connected to an output shaft of the Y-direction asynchronous motor (422); the Y-direction gear (423) is meshed with the Y-direction rack (421).

8. The numerically controlled engraving machine with a vibrating knife according to claim 1, characterized in that: the Z-direction driving mechanism (52) comprises a Z-direction asynchronous motor (521) vertically arranged at the top of the base (41), a lead screw (522) rotatably connected to the base (41) and a Z-direction guide rail (523) fixedly connected to one side of the base (41); an output shaft of the Z-direction asynchronous motor (521) is vertically and downwards fixedly connected with the top of the screw rod (522); the lead screw (522) is in threaded connection with the main tool apron (51); the Z-direction guide rail (523) penetrates through one side, close to the base (41), of the main tool apron (51), and the main tool apron (51) is connected to the Z-direction guide rail (523) in a sliding mode along the vertical direction.

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