CN112659556A - Special printer for PEEK skull repairing piece - Google Patents

Abstract

The invention provides a printer special for a PEEK skull repairing patch. The utility model provides a special printer of PEEK skull patch, wherein includes the organism, locates the well bottom plate at organism middle part is located rotatory print platform on the well bottom plate is located on the well bottom plate and lie in the triaxial motion platform of rotatory print platform top is located on the triaxial motion platform and be used for on the rotatory print platform carry out the printing drilling module that PEEK skull patch printed and the operation of driling. The PEEK skull repairing piece without the supporting structure can be printed without processing the supporting structure, and the printed PEEK skull repairing piece can be further drilled on the same printing platform, so that the consistency of a hole forming structure and a design structure is ensured.

Description

Special printer for PEEK skull repairing piece

Technical Field

The invention relates to the technical field of 3D printing, in particular to a printer special for PEEK (polyetheretherketone) skull patch.

Background

The current 3D printer in the market drives the printing through X, Y, Z axle at present, and the printing of X, Y axle is just like ordinary two-dimensional printer, prints out the plane that has certain thickness, prints one deck after and removes through the Z axle, piles up layer by layer, finally prints the three-dimensional material object that has three-dimensional structure. Because the printing process is stacked layer by layer, suspended printing can occur in the process of printing some models with cantilever structures, a supporting structure needs to be printed in advance, waste of printing materials and increase of printing time are caused, after printing is finished, post-processing needs to be carried out on the supporting, the models are easy to damage and the surface roughness of the models is increased, in addition, the existing FDM printer has the problem of precision, particularly when a hole structure is printed, the printed size and the designed size are large in difference,

PEEK skull repair piece mainly uses in the defective repair operation of surgery skull, can print preparation formation through numerically controlled fraise machine processing or PEEK printer (FDM), current PEEK printer all is based on XYZ triaxial drive and prints, and PEEK skull repair piece often is a cantilever structure, need print bearing structure, because PEEK skull repair piece is used for implanting the human body, it causes PEEK skull repair piece surface roughness or damage easily to handle bearing structure, may cause some unnecessary biochemical reactions after implanting the human body, lead to the operation to go wrong, and PEEK skull repair piece is a porous structure, precision is not enough when traditional PEEK printer prints the pore structure, easily lead to PEEK skull repair piece's size to have the deviation, need later stage further processing, consequently, it is very necessary to develop a special printer of PEEK repair piece.

Disclosure of Invention

In order to overcome the problems that the existing PEEK printer needs to print a supporting structure, the surface of the PEEK skull repairing piece is rough or damaged easily due to the processing of the supporting structure, some unnecessary biochemical reactions can be caused after the PEEK skull repairing piece is implanted into a human body, the accuracy is not enough when the hole structure of the PEEK skull repairing piece is printed, and the PEEK skull repairing piece needs to be further processed in the later period, the invention provides the special printer for the PEEK skull repairing piece. The PEEK skull repairing piece without the supporting structure can be printed without processing the supporting structure, and the printed PEEK skull repairing piece can be further drilled.

In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides a special printer of PEEK skull patch, wherein, includes the organism, locates the well bottom plate in the middle part of the organism locates rotatory print platform on the well bottom plate locates on the well bottom plate and lie in the triaxial motion platform of rotatory print platform top locates on the triaxial motion platform and be used for on the rotatory print platform carry out the printing drilling module that PEEK skull patch printed and drilling operation, like this, when printing PEEK skull patch, can adjust the angle of rotatory print platform at any time, ensure that the profile has been printed out before all the time on the horizontal plane that the structure supported, so print PEEK skull patch just can need not print bearing structure, avoided post processing bearing structure probably to cause the PEEK skull patch damage and increase the coarse problem in surface. Meanwhile, the printing and drilling module is arranged on the triaxial moving platform, so that the printed PEEK skull repairing piece can be further drilled and processed after being printed, the PEEK skull repairing piece is fixed on the forming surface, the angle of the forming surface is adjustable, and the consistency between a hole forming structure of the hole structure and a design structure is ensured.

Further, the printer still has the electric cabinet of control element including inside loading, the electric cabinet is located well bottom plate below just control element respectively with rotary printing platform, triaxial motion platform and printing drilling module are connected.

Further, the triaxial motion platform is including locating X axle motion group on the bottom plate locates Y axle motion group on the X axle motion group and locating Z axle motion group on the Y axle motion group, the printing drilling module group is located on the Z axle motion group.

Furthermore, the Z-axis motion group comprises a servo motor, a screw rod connected to the output end of the servo motor, guide rails fixedly arranged on two sides of the screw rod, a slide block penetrating through the screw rod and matched with the guide rails on two sides of the screw rod, a fixed plate connected to the slide block, a trigger piece fixedly arranged on one side face of the fixed plate, and optical sensors fixedly arranged on the upper side and the lower side of the trigger piece; the guide rail of lead screw both sides can make the slider along the more stable of lead screw motion, and the slider can drive the fixed plate and slide from top to bottom when moving along the lead screw, finally realizes printing reciprocating of drilling module, triggers the piece and cooperatees rather than the light sensor of upper and lower both sides and can be used for spacingly, prescribes a limit to print the home range that the drilling module reciprocated. The printing and drilling module comprises a drill bit and an air cylinder which are fixedly arranged on the fixing plate, and a PEEK printing head connected to the piston rod of the air cylinder. The PEEK printing head can be used for printing the PEEK skull repairing piece, and the drill bit can drill the printed PEEK skull repairing piece, so that the size uniformity of the hole structure is ensured; the cylinder can pop out when using PEEK to beat printer head, withdraws when using the drill bit, ensures that PEEK beats printer head and drill bit can not mutual interference in the use.

Furthermore, rotatory print platform includes mounting plate, establishes first connecting plate and second connecting plate on the relative both ends of mounting plate locate swing subassembly on first connecting plate and the second connecting plate locate the last rotating assembly of swing subassembly, and locate the drilling fixing device of rotating assembly one side.

Furthermore, the swinging assembly comprises a swinging plate arranged between the first connecting plate and the second connecting plate, and a first swinging bearing and a second swinging bearing which are respectively arranged at two ends of the swinging plate, wherein a third swinging bearing is arranged at the position, corresponding to the first swinging bearing, of one side, far away from the swinging plate, of the first connecting plate, and the first swinging bearing and the third swinging bearing are connected through a shaft penetrating through the first connecting plate, so that the first swinging bearing and the third swinging bearing can swing in a coordinated manner; the second connecting plate is kept away from one side of swing board with the position that second swing bearing corresponds is equipped with first belt pulley, second swing bearing and first belt pulley are through wearing to locate the hub connection on the second connecting plate, the second connecting plate is kept away from one side of swing board still is equipped with first step motor, the output of first step motor through first motor belt with first belt pulley connection. The first stepping motor can drive the first belt pulley to rotate, and the first belt pulley can drive the second swing bearing to swing, so that the swing plate, the first swing bearing and the third swing bearing are driven to swing together. A single stepping motor is adopted to connect a plurality of connecting parts and drive the connecting parts to synchronously rotate, so that the swinging plate can rotate more accurately at any angle.

Furthermore, the rotating assembly comprises a turntable arranged on the top surface side of the swinging plate, a rotating plate arranged on the turntable, and a second belt pulley arranged on the bottom surface side of the swinging plate, and the turntable and the second belt pulley are connected through a shaft arranged on the swinging plate in a penetrating manner; still include with third oscillating bearing fixed connection's second step motor, be equipped with U type spout on the first connecting plate, second step motor and second belt pulley are through wearing to locate second motor belt in the U type spout is connected, drilling fixing device fixes one side of swivel plate top surface. When the second stepping motor rotates, the turntable can be driven to rotate through the second motor belt and the second belt pulley, so that the rotating plate is driven to rotate. When swing board, first swing bearing and third swing bearing swung together, whole rotating assembly can be followed and swung together, and the second motor belt can be injectd the swing of moving swing board, first swing bearing and third swing bearing in U type spout within range in wearing to locate U type spout.

Further, drilling fixing device is including locating the fixing device mounting panel of swivel plate top surface one side locates press from both sides tight module on the fixing device mounting panel, and locate press from both sides and fix the module of snatching on the tight module. The drilling fixing device can be retracted in the working process of the printing head, and can be put down in the working process of the drill bit and close to and fix the printed PEEK skull repairing sheet.

Furthermore, the clamping module comprises a clamping motor arranged on one side of the fixing device mounting plate far away from the center of the rotating plate, a rotating block, a first sliding plate and a second sliding plate which are arranged on one side of the fixing device mounting plate near the center of the rotating plate, an output shaft of the clamping motor penetrates through the fixing device mounting plate to be connected with the rotating block, two ends of the rotating block are respectively connected with the first sliding plate and the second sliding plate through a first rotating wheel and a second rotating wheel, the first sliding plate and the second sliding plate are in sliding connection with the fixing device mounting plate through a sliding rail, a sliding bar is arranged between the first sliding plate and the second sliding plate, one end of the sliding bar is fixedly connected with the second sliding plate, the other end of the sliding bar is movably arranged on the first sliding plate in a penetrating manner, a limiting nut is arranged on the other end of the sliding bar, and an adjusting spring is arranged on the part of the sliding bar, the grabbing fixed die set is arranged on the first sliding plate and the second sliding plate. When the clamping motor rotates, the first sliding plate and the second sliding plate can be driven by the rotating block to slide along the fixing device mounting plate and approach to each other.

Furthermore, snatch fixed module including locating first slide is close to the rotation motor of this side of second slide, locates first slide is kept away from this side of second slide and with the first clamping jaw of the output shaft who rotates the motor, locate the second slide is kept away from this side of first slide and with the second slide rotates the second clamping jaw of connecting, first clamping jaw is close to this side of second clamping jaw is equipped with ball bearing, the second clamping jaw is close to this side of first clamping jaw be equipped with one end with second clamping jaw fixed connection's connecting bar, the other end of connecting bar is inserted and is established in the ball bearing, with ball bearing rolling fit. When the rotating motor rotates, the first clamping jaw and the second clamping jaw can be driven to rotate together in the plane vertical to the fixing device mounting plate. The clamping motor drives the first sliding plate and the second sliding plate to be close to each other, the first clamping jaw and the second clamping jaw can also press from both sides the fixed PEEK skull repair piece printed recently each other, the adjusting spring can carry out certain regulation to the clamp force between the first clamping jaw and the second clamping jaw, and the clamping range of the first clamping jaw and the second clamping jaw is limited by the limiting nut on the sliding bar.

Furthermore, a storage cabinet is arranged between the middle bottom plate and the electric cabinet and can be used for placing tools; an operation screen connected with the control element is arranged on the machine body on one side of the electric cabinet, so that the printer can be operated conveniently; a material frame is arranged on one side of the machine body and can be used for placing PEEK printed wires; the bottom of the machine body is provided with the idler wheels, so that the machine body can be conveniently moved.

Compared with the prior art, the invention has the following beneficial effects:

the invention is provided with the rotary printing platform, when printing the PEEK skull patch, the angle of the rotary printing platform can be adjusted at any time, the molding surface is ensured to be always on the horizontal plane supported by the structure printed before, the printing of the PEEK skull patch can be realized without printing a supporting structure, and the problems that the PEEK skull patch is damaged and the surface is rough caused by post-processing the supporting structure are avoided. Meanwhile, the invention also provides a drilling device which can further drill the printed PEEK skull repairing piece, and the drilling device is matched with the rotary printing platform to ensure hole forming.

The PEEK printing head and the drilling bit are switched by arranging the air cylinder, so that mutual interference of printing and drilling operation is avoided.

According to the invention, the drilling fixing device is arranged on the rotary printing platform, and the drilling fixing device can fix the PEEK skull repairing piece when the drill bit drills a hole, so that the position of the PEEK skull repairing piece is kept unchanged during drilling, and the size precision of the formed hole is ensured.

Drawings

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

Fig. 2 is a schematic diagram of the position of the material rack on the machine body in the invention.

FIG. 3 is a schematic diagram of the Z-axis motion set and the print drilling module of the present invention.

Fig. 4 is a schematic structural diagram of a rotary printing platform according to the present invention.

Fig. 5 is a front view in the direction of a in fig. 4.

Fig. 6 is a schematic view of the construction of the drill fixing device of the present invention.

Fig. 7 is a front view in the direction B in fig. 6.

FIG. 8 is a schematic structural view of a PEEK skull patch printed by a printer according to the present invention.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

As shown in fig. 1, a special printer for a PEEK skull patch, which comprises a machine body 1, a middle bottom plate 2 arranged in the middle of the machine body 1, a rotary printing platform 3 arranged on the middle bottom plate 2, a three-axis motion platform arranged on the middle bottom plate 2 and above the rotary printing platform 3, a printing and drilling module arranged on the three-axis motion platform and used for printing and drilling the PEEK skull patch on the rotary printing platform 3, and an electric cabinet 4 arranged below the middle bottom plate 2 and loaded with a control element inside, wherein the control element is respectively connected with the rotary printing platform 3, the three-axis motion platform and the printing and drilling module. Like this, when printing PEEK skull repair piece, can adjust the angle of rotatory print platform 3 at any time, ensure that the profile surface is on the horizontal plane that the structure that has printed out before all the time supported, print PEEK skull repair piece just so and need not print bearing structure, avoided post processing bearing structure probably to cause damage and increase the problem that the surface is crude to PEEK skull repair piece. Meanwhile, the printing and drilling module is arranged on the triaxial moving platform, namely the printed PEEK skull repairing piece can be further drilled and processed after the PEEK skull repairing piece is printed, so that the consistency of the hole structure 17 in design is ensured.

As shown in fig. 1, the printer further includes an electrical cabinet 4 loaded with control elements inside, the electrical cabinet 4 is disposed below the middle bottom plate 2, and the control elements are respectively connected with the rotary printing platform 3, the three-axis motion platform and the printing and drilling module.

As shown in fig. 1, the three-axis motion platform includes an X-axis motion group 5 disposed on the middle base plate 2, a Y-axis motion group 6 disposed on the X-axis motion group 5, and a Z-axis motion group 7 disposed on the Y-axis motion group 6, and the printing and drilling module is disposed on the Z-axis motion group 7.

As shown in fig. 3, the Z-axis moving group 7 includes a servo motor 71, a screw rod 72 connected to an output end of the servo motor 71, guide rails 73 fixedly disposed on both sides of the screw rod 72, a slider 74 penetrating the screw rod 72 and engaged with the guide rails 73 on both sides of the screw rod 72, a fixing plate 75 connected to the slider 74, a trigger piece 76 fixedly disposed on one side surface of the fixing plate 75, and optical sensors 77 fixedly disposed on both upper and lower sides of the trigger piece 76; the guide rails 73 on the two sides of the screw 72 can enable the sliding block 74 to move more stably along the screw 72, the sliding block 74 can drive the fixing plate 75 to slide up and down when moving along the screw 72, the up-and-down movement of the printing and drilling module is finally achieved, the triggering sheet 76 is matched with the optical sensors 77 on the upper side and the lower side of the triggering sheet to be used for limiting, and the moving range of the up-and-down movement of the printing and drilling module is limited. The printing and drilling module comprises a drill bit 8 and an air cylinder 9 which are fixedly arranged on the fixing plate 75, and a PEEK printing head 10 connected to a piston rod of the air cylinder 9. The PEEK printing head 10 can be used for printing a PEEK skull repairing piece, the drill bit 8 can drill holes in the printed PEEK skull repairing piece, the size is uniform, the air cylinder 9 can be ejected when the PEEK printing head 10 is used, the air cylinder is retracted when the drill bit 8 is used, and the PEEK printing head 10 and the drill bit 8 cannot interfere with each other in the using process.

As shown in fig. 4 and 5, the rotary printing platform 3 includes a mounting base plate 31, a first connecting plate 32 and a second connecting plate 33 provided at opposite ends of the mounting base plate 31, a swing assembly provided on the first connecting plate 32 and the second connecting plate 33, a rotary assembly provided on the swing assembly, and a drilling fixture 311 provided at one side of the rotary assembly.

As shown in fig. 4 and 5, the swing assembly includes a swing plate 34 disposed between the first connection plate 32 and the second connection plate 33, and a first swing bearing 35 and a second swing bearing 36 respectively disposed at two ends of the swing plate 34, wherein a third swing bearing 37 is disposed at a position corresponding to the first swing bearing 35 on a side of the first connection plate 32 away from the swing plate 34, and the first swing bearing 35 and the third swing bearing 37 are connected through a shaft penetrating the first connection plate 32 to ensure that the first swing bearing 35 and the third swing bearing 37 can swing in cooperation; one side of the second connecting plate 33 far away from the swing plate 34 is provided with a first belt pulley 38 at a position corresponding to the second swing bearing 36, the second swing bearing 36 and the first belt pulley 38 are connected through a shaft penetrating through the second connecting plate 33, one side of the second connecting plate 33 far away from the swing plate 34 is further provided with a first stepping motor 39, and the output end of the first stepping motor 39 is connected with the first belt pulley 38 through a first motor belt 310. The first stepping motor 39 can rotate the first belt pulley 38, and the first belt pulley 38 can swing the second swing bearing 36, so as to drive the swing plate 34, the first swing bearing 35 and the third swing bearing 37 to swing together.

As shown in fig. 4 and 5, the rotating assembly includes a rotating plate 312 disposed on the top surface side of the swinging plate 34, a rotating plate 313 disposed on the rotating plate 312, and a second pulley 314 disposed on the bottom surface side of the swinging plate 34, and the rotating plate 312 and the second pulley 314 are connected by a shaft inserted through the swinging plate 34; the drilling machine further comprises a second stepping motor 315 fixedly connected with the third swing bearing 37, a U-shaped chute 316 is arranged on the first connecting plate 32, the second stepping motor 315 is connected with a second belt pulley 314 through a second motor belt 317 penetrating through the U-shaped chute 316, and the drilling fixing device 311 is fixed on one side of the top surface of the rotating plate 313. When the second stepping motor 315 rotates, the turntable 312 can be driven to rotate by the second motor belt 317 and the second belt pulley 314, so as to drive the rotating plate 313 to rotate. When the swing plate 34, the first swing bearing 35 and the third swing bearing 37 swing together, the whole rotating assembly swings together, and the second motor belt 317 penetrates through the U-shaped sliding chute 316 to limit the swing of the swing plate 34, the first swing bearing 35 and the third swing bearing 37 within the range of the U-shaped sliding chute 316.

As shown in fig. 6 and 7, the drilling fixture 311 includes a fixture mounting plate 3111 provided on one side of the top surface of the rotating plate 313, a clamping module provided on the fixture mounting plate 3111, and a grasping fixture provided on the clamping module.

As shown in fig. 6 and 7, the clamping module includes a clamping motor 3112 disposed on a side of the fixing device mounting plate 3111 away from the center of the rotating plate 313, a rotating block 3113, a first sliding plate 3114 and a second sliding plate 3115 disposed on a side of the fixing device mounting plate 3111 close to the center of the rotating plate 313, an output shaft of the clamping motor 3112 passes through the fixing device mounting plate 3111 to be connected with the rotating block 3113, two ends of the rotating block 3113 are respectively connected with the first sliding plate 3114 and the second sliding plate 3115 through a first rotating wheel 3116 and a second rotating wheel 3117, the first sliding plate 3114 and the second sliding plate 3115 are slidably connected with the fixing device mounting plate 3111 through a sliding rail 3118, a sliding bar 3119 is disposed between the first sliding plate 3114 and the second sliding plate 3115, one end of the sliding bar 3119 is fixedly connected with the second sliding plate 3115, the other end is movably disposed on the first sliding plate 3114, and a limit nut 31110 is disposed on the other end, an adjusting spring 31111 is provided through a portion of the slide bar 3119 between the first slide plate 3114 and the second slide plate 3115, and the fixed grasping module is disposed on the first slide plate 3114 and the second slide plate 3115. When the clamp motor 3112 rotates, the first sliding plate 3114 and the second sliding plate 3115 can be driven by the rotating block 3113 to slide along the fixing device mounting plate 3111 and approach each other.

As shown in fig. 6 and 7, the grabbing fixture module includes a rotating motor 31112 disposed on a side of the first sliding plate 3114 close to the second sliding plate 3115, a first clamping jaw 31113 disposed on a side of the first sliding plate 3114 away from the second sliding plate 3115 and connected to an output shaft of the rotating motor 31112, a second clamping jaw 31114 disposed on a side of the second sliding plate 3115 away from the first sliding plate 3114 and connected to the second sliding plate 3115 in a rotating manner, a ball bearing 31115 disposed on a side of the first clamping jaw 31113 close to the second clamping jaw 31114, a connecting rod 31116 having one end fixedly connected to the second clamping jaw 31114 disposed on a side of the second clamping jaw 31114 close to the first clamping jaw 31113, and the other end of the connecting rod 31116 inserted into the ball bearing 31115 and engaged with the ball bearing 31115 in a rolling manner. When the rotating motor 31112 rotates, the first jaw 31113 and the second jaw 31114 are rotated together in a plane perpendicular to the fixture mounting plate 3111. The clamping motor 3112 drives the first sliding plate 3114 and the second sliding plate 3115 to approach each other, the first clamping jaw 31113 and the second clamping jaw 31114 also clamp and fix the printed PEEK skull repair patch, the adjusting spring 31111 can adjust the clamping force between the first clamping jaw 31113 and the second clamping jaw 31114, and the clamping range of the first clamping jaw 31113 and the second clamping jaw 31114 is limited by the limit nut 31110 on the sliding bar 3119.

As shown in fig. 1 and 2, a storage cabinet 11 is disposed between the middle bottom plate 2 and the electric cabinet 4, and can be used for storing tools; an operation screen 12 connected with the control element is arranged on the machine body 1 on one side of the electric cabinet 4, so that the printer can be operated conveniently; a material frame 13 is arranged on one side of the machine body 1 and can be used for placing PEEK printed wires; the bottom of the machine body 1 is provided with the roller 14, so that the machine body 1 can be conveniently moved.

The working principle of the embodiment is as follows:

the material frame 13 is loaded with PEEK printing wires, the operation screen 12 is touched in a point mode, the X-axis motion group 5 and the Y-axis motion group 6 inside the machine body 1 start to operate to drive the Z-axis motion group 7 to come above the rotary printing platform 3, the servo motor 71 starts to drive the lead screw 72 to rotate, the lead screw 72 drives the slider 74 to slide, the slider 74 is connected with the fixed plate 75 to drive the fixed plate 75 to move downwards, the piston rod of the air cylinder 9 pops up at the moment, the PEEK printing head 10 is close to the rotary printing platform 3 to start to print the PEEK skull repairing piece, the swinging plate 34 is parallel to the mounting bottom plate 31 at the moment, the printed PEEK skull repairing piece can be well attached to the rotating plate 313, when the PEEK printing head 10 prints the suspended part 16 of the PEEK skull repairing piece, if no supporting structure is added during printing of the PEEK repairing piece, the printed part of the, the structure is not formed, at this moment, the first stepping motor 39 starts to start to drive the first motor belt 310 to rotate, the first motor belt 310 drives the first belt pulley 38 to rotate, the first belt pulley 38 drives the second swing bearing 36 to swing, the second swing bearing 36 drives the swing plate 34 to swing, the swing plate 34 drives the first swing bearing 35 and the third swing bearing 37 to swing, and simultaneously, the second stepping motor 315 and the second motor belt 317 connected with the second stepping motor 315 are also driven to swing in the U-shaped chute 316, so that the swing plate 34 is not parallel to the installation bottom plate 31 at this moment, the swing angle of the swing plate 34 is adjusted along with the suspension angle of the PEEK skull patch, a printed forming surface is always on a horizontal plane with the structural support printed before, after the main body part of the PEEK skull patch is printed, the PEEK skull patch generally needs to construct an attachment 15 matched with an operation, at this moment, the second stepping motor 315 starts to drive the second motor belt 317 to rotate, the second motor belt 317 drives the second belt pulley 314 to rotate, the second belt pulley 314 drives the rotary table 312 to rotate through the shaft passing through the swing plate 34, the rotary table 312 drives the rotary plate 313 to rotate, so that the PEEK skull patch main body is used as a supporting horizontal plane to print the patch 15 part, after the patch 15 part on one side is printed, the rotary plate 313 rotates 180 degrees, the patch 15 part on the other side is printed, and finally the printing of the PEEK skull patch is completed.

Then, drilling is prepared, the air cylinder 9 is retracted, the PEEK printing head 10 is withdrawn from printing, the swing plate 34 and the rotating plate 313 are reset, the rotating motor 31112 is started to drive the first clamping jaw 31113 to rotate 90 degrees anticlockwise, so that the first clamping jaw 31113 is parallel to the rotating plate 313, the first clamping jaw 31113 is connected with the ball bearing 31115, the ball bearing 31115 is connected with the second clamping jaw 31114 through the connecting rod 31116, the first clamping jaw 31113 drives the second clamping jaw 31114 to rotate together when rotating, and at the moment, the printed PEEK skull patch is positioned between the first clamping jaw 31113 and the second clamping jaw 31114; press from both sides tight motor 3112 and start to drive commentaries on classics piece 3113 and rotate, first runner 3116 and second runner 3117 at commentaries on classics piece 3113 both ends drive first slide 3114 and second slide 3115 and slide inwards respectively, and simultaneously, first slide 3114 drives first clamping jaw 31113 and slides right, second slide 3115 drives second clamping jaw 31114 and slides left, connecting rod 31116 slides in ball bearing 31115, repair the piece with pressing from both sides tight PEEK skull, adjusting spring 31111 can carry out certain regulation to the clamping-force, the centre gripping scope is restricted by stop nut 31110. The drill bit 8 comes to the PEEK skull repair piece top, and the drill bit 8 starts, begins to further process the pore structure 17 of PEEK skull repair piece, in the course of working, still can adjust the rotor plate as required, ensures the unanimity of final pore-forming structure and design structure to guarantee the precision of pore-forming size.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (11)

1. The utility model provides a special printer of PEEK skull patch, its characterized in that includes organism (1), locates well bottom plate (2) at organism (1) middle part are located rotatory print platform (3) on well bottom plate (2) are located on well bottom plate (2) and be located the triaxial motion platform of rotatory print platform (3) top is located on the triaxial motion platform and be used for on rotatory print platform (3) carry out the printing drilling module that PEEK skull patch printed and the operation of driling.

2. The PEEK skull repairing patch special printer according to claim 1, further comprising an electric cabinet (4) loaded with control elements inside, wherein the electric cabinet (4) is arranged below the middle bottom plate (2) and the control elements are respectively connected with the rotary printing platform (3), the three-axis motion platform and the printing and drilling module.

3. The PEEK skull repairing patch special printer according to claim 1, wherein the three-axis motion platform comprises an X-axis motion group (5) arranged on the middle bottom plate (2), a Y-axis motion group (6) arranged on the X-axis motion group (5), and a Z-axis motion group (7) arranged on the Y-axis motion group (6), and the printing and drilling module is arranged on the Z-axis motion group (7).

4. The PEEK skull repairing patch special printer according to claim 3, wherein the Z-axis moving group (7) comprises a servo motor (71), a screw rod (72) connected to the output end of the servo motor (71), guide rails (73) fixedly arranged on two sides of the screw rod (72), a sliding block (74) penetrating through the screw rod (72) and matched with the guide rails (73) on two sides of the screw rod (72), a fixing plate (75) connected to the sliding block (74), a triggering sheet (76) fixedly arranged on one side surface of the fixing plate (75), and optical sensors (77) fixedly arranged on the upper side and the lower side of the triggering sheet (76); the printing and drilling module comprises a drill bit (8) and an air cylinder (9) which are fixedly arranged on the fixing plate (75), and a PEEK printing head (10) connected to a piston rod of the air cylinder (9).

5. The PEEK skull patch dedicated printer according to claim 1, characterized in that the rotary printing platform (3) comprises a mounting base plate (31), a first connecting plate (32) and a second connecting plate (33) provided on opposite ends of the mounting base plate (31), a swinging assembly provided on the first connecting plate (32) and the second connecting plate (33), a rotating assembly provided on the swinging assembly, and a drilling fixture (311) provided on one side of the rotating assembly.

6. The printer special for PEEK skull patch according to claim 5, characterized in that the swing assembly comprises a swing plate (34) arranged between the first connecting plate (32) and the second connecting plate (33), a first swing bearing (35) and a second swing bearing (36) respectively arranged at two ends of the swing plate (34), a third swing bearing (37) is arranged at a position corresponding to the first swing bearing (35) at one side of the first connecting plate (32) far away from the swing plate (34), the first swing bearing (35) and the third swing bearing (37) are connected through a shaft arranged on the first connecting plate (32), a first belt pulley (38) is arranged at a position corresponding to the second swing bearing (36) at one side of the second connecting plate (33) far away from the swing plate (34), and the second swing bearing (36) and the first belt pulley (38) are connected through a shaft arranged on the second connecting plate (33) And one side, far away from the swinging plate (34), of the second connecting plate (33) is also provided with a first stepping motor (39), and the output end of the first stepping motor (39) is connected with the first belt pulley (38) through a first motor belt (310).

7. The PEEK skull patch dedicated printer according to claim 6, wherein the rotating assembly comprises a turntable (312) arranged on the top surface side of the swinging plate (34), a rotating plate (313) arranged on the turntable (312), and a second belt pulley (314) arranged on the bottom surface side of the swinging plate (34), wherein the turntable (312) and the second belt pulley (314) are connected through a shaft arranged on the swinging plate (34); the drilling machine is characterized by further comprising a second stepping motor (315) fixedly connected with a third swinging bearing (37), a U-shaped chute (316) is formed in the first connecting plate (32), the second stepping motor (315) is connected with a second belt pulley (314) through a second motor belt (317) penetrating through the U-shaped chute (316), and the drilling fixing device (311) is fixed on one side of the top surface of the rotating plate (313).

8. The printer for PEEK skull patch according to claim 7, wherein the drilling fixture (311) comprises a fixture mounting plate (3111) provided on one side of the top surface of the rotating plate (313), a clamping module provided on the fixture mounting plate (3111), and a grasping fixture module provided on the clamping module.

9. The printer special for PEEK skull patch according to claim 8, wherein the clamping module comprises a clamping motor (3112) disposed on one side of the fixture mounting plate (3111) away from the center of the rotating plate (313), a rotating block (3113) disposed on one side of the fixture mounting plate (3111) close to the center of the rotating plate (313), a first sliding plate (3114) and a second sliding plate (3115), an output shaft of the clamping motor (3112) passes through the fixture mounting plate (3111) to be connected with the rotating block (3113), two ends of the rotating block (3113) are respectively connected with the first sliding plate (3114) and the second sliding plate (3115) through a first rotating wheel (3116) and a second rotating wheel (3117), the first sliding plate (3114) and the second sliding plate (3115) are slidably connected with the fixture mounting plate (3111) through a sliding rail (3118), be equipped with between first slide (3114) and second slide (3115) smooth rod (3119), smooth rod (3119) one end with second slide (3115) fixed connection, the other end activity is worn to locate on first slide (3114), and be equipped with stop nut (31110) on the other end, smooth rod (3119) are located adjusting spring (31111) are worn to be equipped with in the part between first slide (3114) and second slide (3115), it locates to snatch the fixed mould group on first slide (3114) and second slide (3115).

10. The PEEK skull patch dedicated printer according to claim 9, wherein the grasping and fixing module comprises a rotating motor (31112) provided on a side of the first sliding plate (3114) close to the second sliding plate (3115), a first jaw (31113) provided on a side of the first sliding plate (3114) away from the second sliding plate (3115) and connected to an output shaft of the rotating motor (31112), a second jaw (31114) provided on a side of the second sliding plate (3115) away from the first sliding plate (3114) and connected to the second sliding plate (3115) in a rotating manner, a ball bearing (31115) provided on a side of the first jaw (31113) close to the second jaw (31114), a connecting lever (31116) having one end fixedly connected to the second jaw (31114) provided on a side of the second jaw (31114) close to the first jaw (31114), the other end of the connecting lever (31116) is inserted into the ball bearing (31115) and is in rolling engagement with the ball bearing (31115).

11. The PEEK skull repairing dedicated printer according to claim 1, characterized in that a storage cabinet (11) is arranged between the middle bottom plate (2) and the electric cabinet (4), an operation screen (12) connected with the control element is arranged on the machine body (1) on one side of the electric cabinet (4), a material rack (13) is arranged on one side of the machine body (1), and rollers (14) are arranged at the bottom of the machine body (1).

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