CN111301043A

CN111301043A - Carpenter's engraver

Info

Publication number: CN111301043A
Application number: CN202010147970.XA
Authority: CN
Inventors: 杨兆新; 陈然; 卢玉福; 陈云; 陈宇
Original assignee: Ji'nan Yihai Cnc Equipment Manufacturing Co ltd
Current assignee: Ji'nan Yihai Cnc Equipment Manufacturing Co ltd
Priority date: 2020-03-05
Filing date: 2020-03-05
Publication date: 2020-06-19
Anticipated expiration: 2040-03-05
Also published as: CN111301043B

Abstract

The invention relates to a woodworking engraving machine which comprises a base, wherein a cross beam is arranged on the upper side of the base, a tool magazine disc is connected to the cross beam in a rotating mode, a plurality of accommodating grooves are formed in the tool magazine disc, tool bits are inserted into the accommodating grooves, a sliding frame is further arranged on the cross beam, a gear-lacking disc is connected to one side of the sliding frame in a rotating mode, a sliding frame is arranged on the gear-lacking disc, a servo motor is further fixedly connected to the sliding frame, an output shaft of the servo motor is fixedly connected with an installation column, an installation hole is formed in the axis position of the installation column, a ring groove is formed in the tool bit, swing rods are further arranged on two sides of the installation column, clamping heads are fixedly connected to one ends of the two swing rods, a torsion spring is fixedly connected between each of the two swing rods and the installation column, a push ring is further connected to the installation column in a sliding mode, a. The invention has the effects of realizing automatic replacement of the cutter head, no need of stopping the machine and convenient operation.

Description

Carpenter's engraver

Technical Field

The invention relates to the technical field of woodworking processing equipment, in particular to a woodworking engraving machine.

Background

The engraving is a drilling and milling combined machining in principle, and a plurality of data input modes of the engraving machine have more free edges as required. The engravers have two types, namely laser engraving and mechanical engraving, which are divided into high power and low power. Because the application range of engravers is very wide, it is necessary to know the most suitable application range of various engravers. The small power is only suitable for manufacturing bicolor plates, building models, small-sized labels, three-dimensional artware and the like, and the power required for carving jade, metal and the like is more than 1500W. The high-power engraving machine can be used as a small-power engraving machine. The wood carving machine is most suitable for large-scale cutting, embossing and carving, and the carving machine for carving wood in the field of woodworking is also a woodworking carving machine.

The prior referenced application publication numbers are: CN 107584950A, which discloses a new woodworker engraving machine, comprising an engraving machine main body, a control box, a beam, an engraving machine head, a moving shaft, a strong dust absorption pipe, a controller and an engraving machine, wherein the upper part of the engraving machine main body is provided with a moving track, the lower part of the moving track is provided with the control box, the surface of the control box is provided with a stop button, the right side of the stop button is provided with an engraving machine working button, the left side of the control box is provided with a moving block, the right side of the moving block is provided with the beam, the upper part of the beam is provided with the moving shaft, the right side of the moving shaft is provided with the engraving machine head, the left side of the engraving machine head is provided with a silencer, the right side of the moving shaft is provided with the strong dust absorption pipe, in the invention, the silencer is arranged beside the, reduce the pollution that the noise brought, increased the functionality of equipment. Meets the requirements of people in production.

The above prior art solutions have the following drawbacks: at present in the use of carpenter's engraver, often need change the tool bit of carpenter's engraver, nevertheless foretell this kind of engraver must stop when changing the tool bit, then changes the tool bit through staff's manual, uses comparatively inconveniently.

Disclosure of Invention

The invention aims to provide a woodworking engraving machine which has the effects of realizing automatic replacement of a tool bit, avoiding shutdown and being convenient to operate.

The above object of the present invention is achieved by the following technical solutions:

a woodworking engraving machine comprises a base, wherein a cross beam which has the same length direction as the width direction of the base and can slide along the length direction of the base is arranged on the upper side of the base, one end of the cross beam is rotatably connected with a tool magazine disc which has the same axis direction as the length direction of the cross beam, a plurality of accommodating grooves are uniformly formed in one side, close to the cross beam, of the tool magazine disc by taking the circle center of the tool magazine disc as the center, the axis direction of the accommodating grooves is the same as the axis direction of the tool magazine disc, tool bits with tail ends capable of protruding out of the accommodating grooves are inserted in the accommodating grooves, limiting grooves are formed in two sides of each tool bit along the length direction of the tool bits, limiting plates which can be inserted in the limiting grooves are connected to the two sides of the tool magazine disc corresponding to the tool bits in a sliding manner, and pushing springs;

the utility model discloses a tool magazine, including crossbeam, servo motor output shaft, mounting post, swinging rod, locating bar, fixing rod, locating bar, locating ring groove, the swift current frame that can slide along crossbeam length direction still is provided with on the crossbeam, swift current frame that swift current frame one side rotation is connected with axis direction perpendicular to crossbeam length direction lacks the fluted disc, it is provided with the balladeur train that can tend to keep away from the motion of scarce fluted disc axis direction to lack the fluted disc, still the rigid coupling has servo motor on the balladeur train, servo motor output shaft sets up and the rigid coupling has the erection column towards the direction of keeping away from scarce fluted disc, the axis position department of erection column sets up the mounting hole that can insert the tool bit, the equal rigid coupling in both sides of mounting hole has can insert the locating bar of locating bar both sides, the position that the tool bit extends the mounting hole and tool magazine holding, two equal rigid coupling has the torsional spring that can stimulate two swinging arms to keep away from dop one end and tend to the direction motion of being close to each other under the normality between swinging arms and the erection column, the erection column corresponds the swinging arms one end of being close to driving motor and still slides and is connected with and can promote two swinging arms to keep away from the throw-out collar that dop one end tends to the direction motion of keeping away from each other along with sliding, still the cover is equipped with the spring that can promote the throw-out collar and tend to keep away from the pendulum rod direction motion under the normality on the erection column global, the last rigid coupling that has a telescoping cylinder that the telescopic link of telescoping cylinder is the same with the axis direction of erection column and can.

By adopting the technical scheme, a plurality of tool bits are respectively inserted into the containing grooves of the tool magazine disc, the tool bits can be clamped tightly by the limiting plates on the two sides of the containing grooves, the tool bits are prevented from falling off and rotating, at the moment, the annular grooves of the tool bits protrude out of the containing grooves, when the tool bits of the engraving machine need to be replaced, the gear-lacking disc is driven by the sliding frame to move to one end, close to the tool magazine disc, of the cross beam, the mounting column is driven by the gear-lacking disc to rotate to one side, close to the tool magazine disc, to be horizontally arranged, then the driving motor is driven by the sliding frame to move towards the direction of the tool magazine disc, the tool bits are inserted into the containing grooves, corresponding to the tool bits, on the tool magazine disc, then the telescopic cylinder drives the telescopic rods to retract, the push rings on the peripheral surface of the mounting column are pushed by the springs to move towards the direction far away from the swing rods, at the moment, one ends of the chucks of the two swing rods respectively tend to move in the directions away from each other, then the sliding frame tends to move in the direction away from the tool magazine disc, the tool bit is directly separated from the mounting hole of the mounting column, then the tool magazine disc rotates to the position of the other tool bit, which is positioned in the position corresponding to the mounting column, and then the sliding frame drives the driving motor to move in the direction towards the tool magazine disc, so that the tail part of the tool bit, which corresponds to the position of the mounting column in the accommodating groove of the tool magazine disc, is inserted into the mounting hole of the mounting column, finally, the telescopic cylinder drives the telescopic rod to extend to push the push ring to move in the directions towards the two swing rods, so that the ends, away from the chucks of the two swing rods, tend to move in the directions away from each other, so that the ends of the swing rods tend to move in the directions close to each other, then, the balladeur train drives driving motor once more and tends to the direction motion of keeping away from the tool magazine dish to extract the tool magazine dish with the tool bit, at last, drive the tool bit through scarce toothed disc and rotate to setting up down and can accomplish the automatic change of tool bit, need not to shut down convenient operation.

The invention is further configured to: and a reciprocating cylinder is fixedly connected to one side of the sliding frame, and a rack meshed with the gear-lacking wheel disc is fixedly connected to a telescopic rod of the reciprocating cylinder.

Through adopting above-mentioned technical scheme, when needs rotate the tool bit, drive the rack through reciprocal jar and slide and can drive the rotation of scarce toothed disc through rack meshing lack toothed disc.

The invention is further configured to: one side of the push ring close to the driving motor is provided with an annular arc groove by taking the axis of the mounting shaft as an axis, and the end ball of the telescopic rod of the telescopic cylinder is hinged with a rolling ball which can be inserted into the arc groove.

Through adopting above-mentioned technical scheme, during operation, driving motor's drive output shaft rotates and can drive the tool bit through the erection column and rotate, and the throw-out collar will also rotate along with the erection column this moment, and the rigidity of telescoping cylinder, therefore the spin of the telescopic link tip of telescoping cylinder rolls the circular arc groove to the friction of the telescopic link of telescoping cylinder with the throw-out collar has been reduced, increase of service life.

The invention is further configured to: the end of the push ring close to the swing rod is conical, and the side, close to the end of the push ring, of the swing rod is provided with inclined planes with the same inclination direction as the conical head of the push ring.

By adopting the technical scheme, during work, the push ring can be conveniently inserted between one ends of the two swing rods close to the push ring by matching the conical end of the push ring with the inclined plane of the swing rod, so that the swing rod can swing conveniently.

The invention is further configured to: the rotary type rotary knife-rack is characterized in that a screw rod in the same direction as the axis of the cross beam is rotatably connected to the cross beam, the sliding rack is in threaded connection with the screw rod, and a servo motor capable of driving the screw rod to rotate is further fixedly connected to one side, away from the knife-rack disc, of the cross beam.

Through adopting above-mentioned technical scheme, thereby the during operation, thereby servo motor drives the lead screw reciprocating rotation and can transfer the swift current frame reciprocal along the crossbeam and slide to adjust the position of tool bit, the work and the tool changing of the tool bit of being convenient for.

The invention is further configured to: the equal rigid coupling in both sides of base has the backplate that is higher than the base surface, the inside cavity of having seted up of backplate, a plurality of chip inlets have all been seted up to the mutual one side that is close to of backplate, base one side still is provided with the dust extraction equipment that can communicate with the slide cavity.

Through adopting above-mentioned technical scheme, at the during operation, the produced saw-dust of sculpture panel can be taken out to the cavity of backplate through the chip groove in, and rethread cavity is taken out to the dust extraction equipment in to the collection of the saw-dust of being convenient for.

The invention is further configured to: the two sides of the middle part of the base are provided with clamping plates which can tend to move close to one side.

Through adopting above-mentioned technical scheme, the splint of adoption can carry out the centre gripping to the both sides of panel to further completion panel fixed avoids the panel activity, is convenient for carve.

The invention is further configured to: the base is connected with a plurality of driving shafts in a rotating mode, the axis directions of the driving shafts are the same as the width direction of the base, the driving shafts are fixedly connected with a plurality of feeding rollers, the outer edges of the feeding rollers protrude out of the surface of the base, one end of each driving shaft is fixedly connected with a synchronous belt pulley, a synchronous belt is sleeved on the synchronous belt pulleys, and a driving mechanism capable of driving one driving shaft to rotate is further arranged in the base.

Through adopting above-mentioned technical scheme, the during operation can drive a drive shaft through actuating mechanism and rotate to can realize the rotation of many drive shafts through synchronous pulley and hold-in range cooperation, and then can realize the rotation of a plurality of feed rollers, realize the transport of panel.

The invention is further configured to: the utility model discloses a dust extraction device, including base, crossbearer, horizontal frame, the one end upside of base still rigid coupling have length direction and the same crossbearer of base width direction, the downside of horizontal frame has many to take out the bits pipe along the length direction rigid coupling of horizontal frame, the one side that the base was kept away from to the horizontal frame still has the pappus brush along the length direction rigid coupling of horizontal frame, it says with taking out the bits of taking out of pipe intercommunication to open in the horizontal frame, the one end of horizontal frame still rigid coupling have with the bits pipe of sending that takes out dirt.

Through adopting above-mentioned technical scheme, after panel sculpture is accomplished, when seeing off from the base, panel is seen off by the crossbearer downside, takes out the bits pipe and can take out the bits to the upper surface of panel once more, and the brush can clean the surface of panel, guarantees the clean effect of the panel of processing completion.

In conclusion, the beneficial technical effects of the invention are as follows:

1. a plurality of tool bits are respectively inserted into the containing grooves of the tool magazine disc, the tool bits can be clamped tightly through the limiting plates on two sides of the containing grooves to prevent the tool bits from falling and rotating, at the moment, the annular grooves of the tool bits protrude out of the containing grooves, when the tool bits of the engraving machine need to be replaced, the absent gear disc is driven by the sliding frame to move to one end of the cross beam close to the tool magazine disc, the mounting column is driven by the absent gear disc to rotate to one side close to the tool magazine disc to be horizontally arranged, then the driving motor is driven by the sliding frame to move towards the direction of the tool magazine disc to enable the tool bits to be inserted into the containing grooves corresponding to the tool bits on the tool magazine disc, then the telescopic cylinder drives the telescopic rod to retract, the push ring on the periphery of the mounting column is driven by the spring to move towards the direction away from the swing rod, one ends of the two swing rods far away from the, at the moment, one ends of the chucks of the two swing rods respectively tend to move in the directions away from each other, then the sliding frame tends to move in the direction away from the tool magazine disc, the tool bit is directly separated from the mounting hole of the mounting column, then the tool magazine disc rotates to the position of the other tool bit, which is positioned in the position corresponding to the mounting column, and then the sliding frame drives the driving motor to move in the direction towards the tool magazine disc, so that the tail part of the tool bit, which corresponds to the position of the mounting column in the accommodating groove of the tool magazine disc, is inserted into the mounting hole of the mounting column, finally, the telescopic cylinder drives the telescopic rod to extend to push the push ring to move in the directions towards the two swing rods, so that the ends, away from the chucks of the two swing rods, tend to move in the directions away from each other, so that the ends of the swing rods tend to move in the directions close to each other, then, the sliding frame drives the driving motor to move towards the direction away from the tool magazine disc again, so that the tool bit is pulled out of the tool magazine disc, and finally, the tool bit is driven to rotate downwards through the gear-lacking wheel disc to complete automatic replacement of the tool bit without stopping the machine, and the operation is convenient;

2. when the telescopic cylinder is in work, the driving output shaft of the driving motor can drive the tool bit to rotate through the mounting column, at the moment, the push ring also rotates along with the mounting column, and the position of the telescopic cylinder is fixed, so that the rolling balls at the end part of the telescopic rod of the telescopic cylinder roll the arc groove, the friction between the telescopic rod of the telescopic cylinder and the push ring is reduced, and the service life is prolonged;

3. the push ring can be conveniently inserted between one ends of the two swing rods close to the push ring by matching the conical end of the push ring with the inclined plane of the swing rod, so that the swing rod can swing conveniently.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the drive shaft structure of the present invention.

Fig. 3 is a schematic diagram of the cavity structure of the present invention.

Fig. 4 is a schematic view of the structure of the tool magazine disc of the present invention.

Fig. 5 is a schematic view of the carriage structure of the present invention.

Fig. 6 is a schematic view of the mounting post structure of the present invention.

In the figure, 1, a base; 11. a splint; 111. a drive cylinder; 12. a drive shaft; 121. a feed roller; 122. a synchronous pulley; 123. a synchronous belt; 13. a guard plate; 131. a cavity; 132. a chip inlet groove; 14. a cross frame; 141. a chip extraction channel; 142. a chip pumping pipe; 143. a scrap conveying pipe; 144. a soft brush; 2. a dust extraction device; 3. a cross beam; 31. a lead screw; 32. sliding a frame; 33. a screw; 34. a gear-lacking wheel disc; 35. a reciprocating cylinder; 351. a rack; 36. a carriage; 37. a push cylinder; 4. a tool magazine disc; 41. a containing groove; 42. a limiting plate; 43. pushing a spring; 5. a cutter head; 51. a limiting groove; 52. a ring groove; 6. mounting a column; 61. mounting holes; 611. a positioning bar; 62. a swing lever; 621. clamping a head; 622. a torsion spring; 63. a push ring; 64. a spring; 65. an arc groove; 7. a telescopic cylinder; 71. a ball.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, the woodworking engraving machine disclosed in the present invention comprises a rectangular base 1, wherein two sides of the base 1 are respectively provided with a clamping plate 11 having a length direction the same as the length direction of the base 1, two sides of the base 1 are respectively fixedly connected with a driving cylinder 111 corresponding to a side of the two clamping plates 11 away from each other, telescopic rods of the two driving cylinders 111 are respectively fixedly connected to a side of the two clamping plates 11 away from each other, the base 1 is further rotatably connected with a plurality of driving shafts 12 having an axial direction the same as the width direction of the base 1, each driving shaft 12 is fixedly connected with a plurality of feeding rollers 121 coaxially arranged with the driving shafts 12, the upper side of the outer edge of each feeding roller 121 protrudes out of the surface of the base 1, one end of each driving shaft 12 is further fixedly connected with a synchronous pulley 122, a synchronous belt 123 is sleeved on the plurality of synchronous pulleys 122, and a driving mechanism capable. Actuating mechanism is the rigid coupling in the driving motor of a drive shaft 12 tip, driving motor's output shaft rigid coupling is in drive shaft 12 one end, in operation, arrange base 1 upside processing back in with panel, drive cylinder 111 through both sides drives the telescopic link and extends and can press from both sides tight panel through two splint 11, the processing of panel of being convenient for, after having processed panel, loosen panel through two splint 11, then, can drive a drive shaft 12 through driving motor and rotate, thereby can realize the synchronous rotation of many drive shafts 12 through synchronous pulley 122 and hold-in range 123 cooperation, and then can realize the rotation of a plurality of feed rollers 121, realize that panel sees off base 1.

Referring to fig. 1 and 3, guard plates 13 higher than the surface of the base 1 are fixedly connected to two sides of the base 1, a cavity 131 is formed inside the guard plates 13, a plurality of chip feeding grooves 132 communicated with the cavity 131 are formed in one side, close to each other, of the two guard plates 13, a dust extraction device 2 is further arranged on one side of the base 1, a dust extraction pipe of the dust extraction device 2 is communicated with the cavity 131 of the two guard plates 13, a transverse frame 14 with the length direction being the same as the width direction of the base 1 is further fixedly connected to the upper side of one end of the base 1, a chip extraction channel 141 is formed in the transverse frame 14, a plurality of vertically arranged chip extraction pipes 142 are further fixedly connected to the lower side of the transverse frame 14 along the length direction of the transverse frame 14, the plurality of chip extraction pipes 142 are all communicated with the chip extraction channel 141, a chip conveying pipe 143 communicated with the chip extraction channel 141 is further fixedly connected to one end. A soft brush 144 is further fixedly connected to one side of the cross frame 14 away from the base 1 along the length direction of the cross frame 14. During operation, the produced saw-dust of sculpture panel can be taken out to the cavity 131 of backplate 13 in through advancing chip groove 132, and rethread cavity 131 takes out to take out in the dirt equipment 2 to the collection of the saw-dust of being convenient for, after panel sculpture accomplished, when seeing off from base 1, panel was seen off by crossbearer 14 downside, takes out bits pipe 142 and can take out the bits to the upper surface of panel once more, and the brush can clean the surface of panel, guarantees the cleanness of the panel of processing completion.

Base 1's upside still level is provided with crossbeam 3, crossbeam 3's length direction is the same with base 1's width direction, crossbeam 3's both ends still all slide along base 1's length direction and connect in base 1, one side of base 1 still rotates and is connected with the lead screw 31 that length direction is the same with base 1 length direction, one side threaded connection of crossbeam 3 is in lead screw 31, base 1's one end still rigid coupling has servo motor, servo motor's output shaft rigid coupling is in lead screw 31's one end.

Referring to fig. 1 and 4, one end of the cross beam 3 is rotatably connected with a magazine disc 4, the axial direction of the magazine disc 4 is the same as the length direction of the cross beam 3, one side of the magazine disc 4 close to the cross beam 3 is uniformly provided with a plurality of accommodating grooves 41 with the center of the circle of the magazine disc 4 as the center, the axial direction of each accommodating groove 41 is the same as the axial direction of the magazine disc 4, a cutter head 5 with a tail end capable of protruding out of the accommodating groove 41 is inserted in each accommodating groove 41, both sides of each cutter head 5 are provided with limiting grooves 51 along the length direction of the cutter head 5, both sides of the magazine disc 4 corresponding to the cutter head 5 are slidably connected with limiting plates 42 along the direction perpendicular to the accommodating grooves 41, one side of the magazine disc 4 corresponding to each two limiting plates 42 away from each other is fixedly connected with a push spring 43 with the axial direction same as the sliding direction of the limiting plates 42, and in a normal state, so that the two limit plates 42 are inserted into the limit grooves 51 corresponding to both sides of the cutter head 5.

Referring to fig. 1 and 5, a carriage 32 is slidably connected to one side of the cross beam 3 along the length direction of the cross beam 3, a screw 33 is rotatably connected to the cross beam 3 and has the same length direction as the cross beam 3, a servo motor is fixedly connected to one end of the cross beam 3, and an output shaft of the servo motor is fixedly connected to one end of the screw 33. During operation, the servo motor drives the screw rod 31 to rotate, the cross beam 3 can be driven to slide along the length direction of the base 1, and therefore the position of the cross beam 3 is adjusted, then the servo motor drives the screw rod 33 to rotate, the carriage 32 can be driven to slide, and therefore the position of the carriage 32 is adjusted.

Referring to fig. 5 and 6, a missing toothed wheel disc 34 with the axial direction perpendicular to the length direction of the cross beam 3 is arranged on one side of the carriage 32, the missing toothed wheel disc 34 is rotatably connected to the carriage 32, a reciprocating cylinder 35 is further fixedly connected to one side of the carriage 32, and a rack 351 meshed with the missing toothed wheel disc 34 is fixedly connected to a telescopic rod of the reciprocating cylinder 35. The reciprocating cylinder 35 drives the rack 351 to slide, and the rack 351 is meshed with the gear-lacking wheel disc 342 to drive the gear-lacking wheel disc 34 to rotate.

Referring to fig. 5 and 6, a sliding frame 36 capable of moving in a direction away from the axis of the gear-lacking wheel 34 is slidably connected to the gear-lacking wheel 34, a pushing cylinder 37 is further fixedly connected to the gear-lacking wheel 34, and an expansion rod of the pushing cylinder 37 is fixedly connected to the sliding frame 36. A servo motor is fixedly connected to the sliding frame 36, the axis of the output shaft of the servo motor is perpendicular to the axis of the gear-lacking wheel disc 34, a mounting column 6 is fixedly connected to the output shaft of the servo motor, a mounting hole 61 capable of inserting the tool bit 5 is formed in the axis position of the mounting column 6, positioning strips 611 capable of being inserted into limiting grooves 51 on two sides of the tool bit 5 are fixedly connected to two sides of the mounting hole 61, a ring groove 52 is formed in the position where the tool bit 5 extends out of the mounting hole 61 and the accommodating groove 41 of the tool magazine disc 4, swing rods 62 hinged to the mounting column 6 at the middle portions are arranged on two sides of the mounting column 6, a chuck 621 is fixedly connected to one ends of the two swing rods 62 close to the tool bit 5, the chuck 621 swings along the direction that one end of the chuck 621 tends to approach each other, the chuck 621 can be inserted into the ring groove 52 of the tool bit 5, a torsion spring 622 capable of normally pulling one end of the two swing rods 62 away from the chuck, the mounting post 6 is also connected with a push ring 63 corresponding to one end of the swing rod 62 close to the driving motor in a sliding manner, one end of the push ring 63 close to the swing rod 62 is conical, and the mutually close sides of the ends of the swing rod 62 close to the push ring 63 are provided with inclined planes with the same inclination direction as the conical head of the push ring 63.

The two swing rods 62 can be pushed to move towards the direction away from the clamping heads 621 along with the sliding of the push ring 63, so that the two clamping heads 621 rotate towards the direction close to each other, the peripheral surface of the mounting column 6 is further sleeved with a spring 64 fixedly connected to the mounting column 6, the spring 64 can push the push ring 63 to move towards the direction away from the swing rods in a normal state, the driving motor is further fixedly connected with a telescopic cylinder 7, and the telescopic rod of the telescopic cylinder 7 is the same as the axis direction of the mounting column 6 and can abut against one end, away from the swing rods 62, of the push ring 63. One side of the push ring 63 close to the driving motor is further provided with an annular arc groove 65 by taking the axis of the mounting shaft as an axis, and a ball at the end part of a telescopic rod of the telescopic cylinder 7 is hinged with a rolling ball 71 which can be inserted into the arc groove 65.

The plurality of tool bits 5 are respectively inserted into the containing grooves 41 of the magazine disc 4, the tool bits 5 can clamp the tool bits 5 through the limiting plates 42 at the two sides of the containing grooves 41, the tool bits 5 are prevented from falling off and the tool bits 5 are prevented from rotating, at the moment, the annular grooves 52 of the tool bits 5 protrude out of the containing grooves 41, when the tool bits 5 of the engraving machine need to be replaced, the carriage 32 drives the gear-lacking disc 34 to move to one end of the cross beam 3 close to the magazine disc 4, the gear-lacking disc 34 drives the mounting post 6 to rotate to one side close to the magazine disc 4 to be horizontally arranged, then the carriage 36 drives the driving motor to move towards the magazine disc 4, the tool bits 5 are inserted into the containing grooves 41 corresponding to the tool bits 5 on the magazine disc 4, then the telescopic cylinder 7 drives the telescopic rod to retract, the push rings 63 on the peripheral surface of the mounting post 6 are pushed by the springs 64 to move towards the direction, one end of the two swing rods 62 far from the clamping head 621 drags one end of the two swing rods 62 far from the clamping head 621 to contract through the force of the spring 64 of the torsion spring 622, at this time, one ends of the clamping heads 621 of the two swing rods 62 respectively tend to move in the directions far away from each other, then, the sliding frame 36 tends to move in the direction far away from the magazine reel 4, the tool bit 5 is directly separated from the mounting hole 61 of the mounting column 6, then, the magazine reel 4 rotates to the position of the other tool bit 5 at the position corresponding to the mounting column 6, then, the sliding frame 36 drives the driving motor to move in the direction towards the magazine reel 4, so that the tail of the tool bit 5 at the position corresponding to the mounting column 6 in the accommodating groove 41 of the magazine reel 4 is inserted into the mounting hole 61 of the mounting column 6, finally, the telescopic rod 7 drives the telescopic rod to extend to push the push ring 63 to move in the directions of the two swing rods 62, so that, thereby make the one end trend of swinging arms 62 dop 621 move towards the direction that is close to each other, thereby dop 621 through two swinging arms 62 inserts and locates in the annular 52 of tool bit 5, thereby accomplish the fixed of erection column 6 and tool bit 5, then, balladeur train 36 drives driving motor once more and tends to the direction motion of keeping away from tool magazine dish 4, thereby extract tool magazine dish 4 with tool bit 5, and finally, it can accomplish the automatic change of tool bit 5 to set up downwards to drive tool bit 5 through scarce toothed disc 34, need not to shut down, and convenient operation.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. A woodworking engraving machine is characterized in that: comprises a base (1), wherein a cross beam (3) which has the same length direction as the width direction of the base (1) and can slide along the length direction of the base (1) is arranged on the upper side of the base (1), one end of the cross beam (3) is rotatably connected with a tool magazine disc (4) which has the same axis direction as the length direction of the cross beam (3), one side of the tool magazine disc (4) close to the cross beam (3) is uniformly provided with a plurality of accommodating grooves (41) by taking the circle center of the tool magazine disc (4) as the center, the axis direction of the accommodating grooves (41) is the same as the axis direction of the tool magazine disc (4), tool bits (5) which have the tail end capable of protruding out the accommodating grooves (41) are inserted in the accommodating grooves (41), both sides of each tool bit (5) are respectively provided with a limiting groove (51) along the length direction of the tool bit (5), the two sides of the tool magazine disc (4) corresponding to the tool bits (5, the tool magazine disc (4) is provided with pushing springs (43) which can push the two limiting plates (42) to clamp the tool bit (5) under a normal state at the sides, corresponding to the limiting plates (42), far away from each other;

the utility model discloses a cutting tool, including crossbeam (3), the last swift current frame (32) that can follow crossbeam (3) length direction and slide of still being provided with of crossbeam (3), swift current frame (32) one side is rotated and is connected with scarce toothed disc (34) of axis direction perpendicular to crossbeam (3) length direction, it is provided with carriage (36) that can tend to keep away from scarce toothed disc (34) axis direction motion to lack toothed disc (34), still the rigid coupling has servo motor on carriage (36), and servo motor output shaft sets up and the rigid coupling has erection column (6) towards the direction of keeping away from scarce toothed disc (34), the axis position department of erection column (6) is seted up and is inserted mounting hole (61) of establishing tool bit (5), the equal rigid coupling in both sides of mounting hole (61) has can insert location strip (611) of locating tool bit (5) both sides, annular (52) have been seted up with the position of tool magazine dish (4) storage tank (41) to tool bit (5, swing rods (62) with the middle portions hinged to the mounting column (6) are further arranged on two sides of the mounting column (6), two ends, close to the tool bit (5), of the swing rods (62) are fixedly connected with clamping heads (621) capable of being inserted into annular grooves (52) of the tool bit (5) along with the swing rods (62), two torsion springs (622) capable of pulling one ends, far away from the clamping heads (621), of the two swing rods (62) in a normal state are fixedly connected between the swing rods (62) and the mounting column (6), and tend to move in a mutually close direction, torsion springs (63) capable of pushing one ends, far away from the clamping heads (621), of the two swing rods (62) along with the sliding are further connected to one end, close to the driving motor, of the mounting column (6) corresponding to the swing rods (62) in a sliding mode and tend to move in a mutually far away direction, springs (64) capable of pushing the push rings (63) to move in a, the driving motor is further fixedly connected with a telescopic cylinder (7), and a telescopic rod of the telescopic cylinder (7) is the same as the axis direction of the mounting column (6) and can abut against one end, far away from the swing rod (62), of the push ring (63).

2. The woodworking engraving machine of claim 1, wherein: and a reciprocating cylinder (35) is further fixedly connected to one side of the sliding frame (32), and a rack (351) meshed with the gear-lacking wheel disc (34) is fixedly connected to a telescopic rod of the reciprocating cylinder (35).

3. The woodworking engraving machine of claim 1, wherein: one side of the push ring (63) close to the driving motor is provided with an annular arc groove (65) by taking the axis of the mounting shaft as an axis, and the end ball of the telescopic rod of the telescopic cylinder (7) is hinged with a rolling ball (71) which can be inserted into the arc groove (65).

4. The woodworking engraving machine of claim 1, wherein: one end of the push ring (63) close to the swing rod (62) is conical, and the sides, close to each other, of the swing rod (62) close to one end of the push ring (63) are provided with inclined planes with the same inclination direction as the conical head of the push ring (63).

5. The woodworking engraving machine of claim 1, wherein: the rotary type rotary knife rack is characterized in that a screw (33) which is the same as the axis direction of the cross beam (3) is connected to the cross beam (3) in a rotating mode, the sliding rack (32) is connected to the screw (33) in a threaded mode, and a servo motor capable of driving the screw (31) to rotate is further fixedly connected to one side, away from the knife rack disc (4), of the cross beam (3).

6. The woodworking engraving machine of claim 1, wherein: the equal rigid coupling in both sides of base (1) has backplate (13) that are higher than base (1) surface, cavity (131) have been seted up to backplate (13) inside, a plurality of chip grooves (132) of advancing have all been seted up to the one side that is close to each other of backplate (13), base (1) one side still is provided with dust extraction equipment (2) that can communicate with slide cavity (131).

7. The woodworking engraving machine of claim 1, wherein: the clamping plates (11) capable of moving towards one side close to each other are arranged on two sides of the middle of the base (1).

8. The woodworking engraving machine of claim 1, wherein: the automatic feeding device is characterized in that a plurality of driving shafts (12) with the same axis direction and the same width direction as the base (1) are rotationally connected in the base (1), a plurality of feeding rollers (121) with outer edges protruding out of the surface of the base (1) are fixedly connected to the driving shafts (12), a synchronous belt wheel (122) is fixedly connected to one end of each driving shaft (12), a synchronous belt (123) is sleeved on the plurality of synchronous belt wheels (122), and a driving mechanism capable of driving one driving shaft (12) to rotate is further arranged in the base (1).

9. The woodworking engraving machine of claim 6, wherein: the one end upside of base (1) still the rigid coupling have length direction and base (1) width direction the same crossbearer (14), the length direction rigid coupling of crossbearer (14) is followed to the downside of crossbearer (14) has many to take out bits pipe (142), the length direction rigid coupling that base (1) was kept away from still along crossbearer (14) in one side of crossbearer (14) has pappus brush (144), it says (141) with taking out the bits of taking out bits of pipe (142) intercommunication to have seted up in crossbearer (14), the one end of crossbearer (14) still the rigid coupling have with send bits pipe (143) of dust extraction equipment (2) intercommunication.