CN114454480B

CN114454480B - Anti-adhesion 3D printer

Info

Publication number: CN114454480B
Application number: CN202210104030.1A
Authority: CN
Inventors: 杨文兵
Original assignee: Yiwu Industrial and Commercial College
Current assignee: Yiwu Industrial and Commercial College
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2023-06-06
Anticipated expiration: 2042-01-26
Also published as: CN114454480A

Abstract

The invention discloses an anti-adhesion 3D printer which comprises a base, an X-axis sliding rail, a Z-axis sliding rail, a Y-axis sliding rail, a storage plate and a printing spray head, wherein the storage plate comprises a movable plate and a bottom plate, a plurality of protruding blocks are arranged on the upper side surface of the bottom plate, a plurality of through holes are formed in the movable plate, the through holes correspond to the protruding blocks one by one and are mutually matched, the movable plate is placed on the bottom plate, the protruding blocks slide into the through holes and are tightly attached to the through holes, and the upper side surface of the movable plate is of a plane structure. According to the anti-adhesion 3D printer, the 3D printer structure can be effectively formed through the arrangement of the base, the X-axis sliding rail, the Z-axis sliding rail, the Y-axis sliding rail, the object placing plate and the printing spray head, and the object placing plate is arranged to be of a combined structure of the movable plate and the bottom plate, so that the follow-up demolding process can be effectively realized, the simplicity and convenience can be realized, and the anti-adhesion effect can be achieved.

Description

Anti-adhesion 3D printer

Technical Field

The invention relates to a 3D printer, in particular to an anti-adhesion 3D printer.

Background

The 3D printer is a hot DIY device at present, a desired product can be modeled through modeling software on a computer, then a product model is sliced through slicing software, then the modeled model is input into the 3D printer in a U disk and signal transmission mode, and finally the model is printed out through the 3D printer, so that the printing and manufacturing of the 3D model are completed.

Most of the printing principles of the existing 3D printers are to melt printing raw materials at high temperature, then print the raw materials onto an external object placing plate one by one according to the tangential plane of a model, form model objects on the object placing plate after printing, and adhere the model objects to the object placing plate after printing, so that demolding operation is needed to be carried out subsequently, the objects are separated from the object placing plate, and in the demolding operation process, the problem that the objects are damaged easily due to the fact that the bonding surfaces of the objects and the object placing plate are more is solved easily, and the operation is poor.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide an anti-adhesion 3D printer capable of better demolding.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an anti-adhesion 3D printer, includes base, X axle slide rail, Z axle slide rail, Y axle slide rail, puts the thing board and prints the shower nozzle, the vertical fixing of Z axle slide rail is on the base, Y axle slide rail horizontally fixes on the base, the one end slidable of X axle slide rail sets up on Z axle slide rail, mutually perpendicular between X axle slide rail and the Y axle slide rail, print the setting that the shower nozzle can slide on X axle slide rail, put the setting that the thing board can slide on Y axle slide rail, it includes fly leaf and bottom plate to put the thing board, the upside of bottom plate is equipped with a plurality of lug, a plurality of through-hole has been seted up on the fly leaf, a plurality of through-hole and a plurality of lug one-to-one, and the mutual adaptation, the fly leaf is placed on the bottom plate, the lug slides into the through-hole in, closely laminates with the through-hole for the upside of fly leaf is planar structure.

As a further improvement of the invention, the four sides of the movable plate and the four sides of the bottom plate are respectively and fixedly connected with an upper connecting plate and a lower connecting plate, and the upper connecting plates and the lower connecting plates are in one-to-one correspondence and are mutually connected so as to fixedly connect the movable plate on the bottom plate.

As a further improvement of the invention, the upper side surface of the upper connecting plate is fixedly provided with a hinging seat, the hinging seat is hinged with a buckling piece, the buckling piece comprises a turnover part, a pressing part and a hook part, the turnover part, the pressing part and the hook part are integrally arranged to integrally form an L shape, the turnover part is hinged on the hinging seat, the pressing part is arranged at the upper end of the turnover part, the hook part is arranged at the lower end of the turnover part, when the turnover part turns downwards, the hook part is buckled on the lower side surface of the lower connecting plate, and the upper side surface of the hook part is provided with an arc surface.

As a further improvement of the invention, the lower side surface of the upper connecting plate is provided with the bouncing groove, the bouncing piece is fixedly connected in the bouncing groove, and part of the bouncing piece extends downwards from the notch of the bouncing groove, and when the turnover part turns upwards to enable the hook part to be separated from the lower side surface of the lower connecting plate, the bouncing piece is propped against the lower connecting plate to push the upper connecting plate to slide upwards.

As a further improvement of the invention, the printing spray head comprises a walking vehicle and a spray head assembly, wherein the walking vehicle is slidably arranged on an X-axis sliding rail, the spray head assembly is fixedly arranged on the walking vehicle, the spray head assembly comprises a feeding shell, a power wheel set, a spray head shell and a cooling fan, the feeding shell is fixedly arranged on the walking vehicle, the spray head shell is fixedly arranged on the lower side surface of the feeding shell through a heat insulation plate, mutually communicated material passing channels are respectively arranged in the feeding shell, the spray head shell and the heat insulation plate, the power wheel set is rotatably arranged on the left side and the right side of the material passing channel in the feeding shell and is close to the upper end of the feeding shell, and a heating coil is arranged in the spray head shell.

As a further improvement of the invention, the power wheel set comprises a left wheel and a right wheel, wherein the left wheel and the right wheel are rotatably arranged in the feeding shell, the left wheel and the right wheel are synchronous through gears, the left wheel comprises a wheel shaft, a wheel disc and a plurality of expansion edges, the wheel disc is coaxially and rotatably arranged on the wheel shaft, an expansion groove is formed in the circumferential edge of the wheel disc, and the expansion edges are rotatably arranged in the expansion groove and hinged with the wheel shaft through connecting rods so as to be driven by the wheel shaft to outwards overturn or inwards overturn.

As a further improvement of the invention, a heat-dissipating air duct is arranged in the feeding shell and is communicated with the heat-dissipating fan, the heat-insulating plate comprises a fixed plate and a heat-insulating pad, the fixed plate is fixedly arranged on the lower end face of the feeding shell, the heat-insulating pad is fixedly arranged on the lower side face of the fixed plate, the lower side face of the fixed plate is provided with a heat-insulating groove, a plurality of heat-insulating sheets connected with the heat-insulating pad are fixed in the heat-insulating groove, and the heat-insulating groove is communicated with the heat-dissipating air duct.

The invention has the beneficial effects that the 3D printer structure can be effectively formed by arranging the base, the X-axis sliding rail, the Z-axis sliding rail, the Y-axis sliding rail, the object placing plate and the printing spray head, and the matching effect of the convex blocks and the through holes can be effectively utilized by arranging the object placing plate into a mode of combining the movable plate with the bottom plate, so that the upper side surface of the movable plate forms a plane structure when the movable plate is combined with the bottom plate, the printing spray head can well print materials on the upper side surface, after printing, the movable plate only needs to be moved upwards, so that the through holes and the convex blocks are gradually separated, and in the process of separating the two, the separation of the materials from the upper side surface of the convex blocks can be realized through multi-point support.

Drawings

FIG. 1 is a schematic diagram of an anti-blocking 3D printer according to the present invention;

FIG. 2 is a schematic view of the structure of the storage plate in FIG. 1;

FIG. 3 is a schematic view of the movable plate in FIG. 2;

FIG. 4 is a schematic view of the print head of FIG. 1;

FIG. 5 is a schematic view of the internal structure of the showerhead assembly of FIG. 4;

fig. 6 is a schematic view of the left wheel of fig. 5.

Detailed Description

The invention will be further described in detail with reference to examples of embodiments shown in the drawings.

Referring to fig. 1 to 6, an anti-adhesion 3D printer of this embodiment includes a base 1, an X-axis slide rail 2, a Z-axis slide rail 3, a Y-axis slide rail 4, a storage plate 6, and a print head 5, where the Z-axis slide rail 3 is vertically fixed on the base 1, the Y-axis slide rail 4 is horizontally fixed on the base 1, one end of the X-axis slide rail 2 is slidably disposed on the Z-axis slide rail 3, the X-axis slide rail 2 and the Y-axis slide rail 4 are mutually perpendicular, the print head 5 is slidably disposed on the X-axis slide rail 2, the storage plate 6 is slidably disposed on the Y-axis slide rail 4, the storage plate 6 includes a movable plate 61 and a bottom plate 62, a plurality of bumps 63 are disposed on an upper side of the bottom plate 62, a plurality of through holes 65 are formed on the movable plate 61, the through holes 65 are in one-to-one correspondence with the plurality of bumps 63 and are mutually adapted, the movable plate 61 is disposed on the bottom plate 62, the bump 63 slides into the through hole 65 and is tightly attached to the through hole 65, so that the upper side surface of the movable plate 61 is in a planar structure, in the process of using the printer of the embodiment, only the base 1, the X-axis slide rail 2, the Z-axis slide rail 3, the Y-axis slide rail 4, the object placing plate 6 and the printing nozzle 5 are required to be combined, then a model to be printed is constructed through external three-dimensional modeling software, then the model is sliced through slicing software, then sliced model data is input into the 3D printer, then the model is printed on the object placing plate 6 through the cooperation of the printing nozzle 5 and the object placing plate 6, and then demoulding operation is performed, in the demoulding process, a user only needs to gradually separate the movable plate 61 from the base plate 62, then separate the model from the movable plate 61, due to the arrangement of the bump 63 and the through hole 65, the mould is more evenly distributed on the upper side surfaces of the movable plate 61 and the convex blocks 63 when being printed on the object placing plate 6, so that the upper side surfaces of the mould and the convex blocks 63 are mainly separated in the process of separating the movable plate 61 from the bottom plate 62, and the demoulding force generated in the process is provided by the movable plate 61, so that the mould has a larger contact surface with the mould, and compared with the prior art, the mould is more evenly stressed in the demoulding process by adopting a scraper knife, and the damage is less likely to occur.

As an improved specific embodiment, the four sides of the movable plate 61 and the four sides of the bottom plate 62 are respectively and fixedly connected with an upper connecting plate 66 and a lower connecting plate 67, the upper connecting plate 66 and the lower connecting plate 67 are in one-to-one correspondence and are mutually connected, so that the movable plate 61 is fixedly connected to the bottom plate 62, and the effect of connecting the movable plate 61 and the bottom plate 62 can be effectively realized through the arrangement of the upper connecting plate 66 and the lower connecting plate 67.

As a specific embodiment of improvement, the upper side of the upper connecting plate 66 is fixed with the hinging seat 68, the hinging seat 68 is hinged with the fastening sheet 69, the fastening sheet 69 comprises a turnover part 693, a pressing part 691 and a hook part 692, the turnover part 693, the pressing part 691 and the hook part 692 are integrally arranged to form an L shape, the turnover part 693 is hinged on the hinging seat 68, the pressing part 691 is arranged at the upper end of the turnover part 693, the hook part 692 is arranged at the lower end of the turnover part 693, when the turnover part 693 turns downwards, the hook part 692 is buckled on the lower side of the lower connecting plate 67, the upper side of the hook part 692 is provided with an arc surface, through the arrangement of the structure, the tight connection between the upper connecting plate 66 and the lower connecting plate 67 can be realized by utilizing the function of the hook part 692, thereby realizing the tight connection between the movable plate 66 and the bottom plate 67, further realizing the tightness of the connection between the movable plate 66 and the bottom plate 67, and avoiding the poor printing problem caused by the separation of the movable plate 61 and the bottom plate 62 in the printing process.

As a specific embodiment of the improvement, the lower side surface of the upper connecting plate 66 is provided with a bouncing groove 661, a bouncing piece 662 is fixedly connected in the bouncing groove 661, a part of the bouncing piece 662 extends downwards from a notch of the bouncing groove 661, when the turnover part 693 turns upwards to enable the hook part 692 to separate from the lower side surface of the lower connecting plate 67, the bouncing piece 662 abuts against the lower connecting plate 67 to push the upper connecting plate 66 to slide upwards, and the bouncing action of the bouncing piece 662 is utilized to drive the upper connecting plate 66 and the lower connecting plate 67 to separate in the process of completing demoulding after printing, so that the demoulding process of the model is better facilitated.

As an improved specific embodiment, the print head 5 includes a carriage 51 and a head assembly 52, the carriage 51 is slidably disposed on the X-axis slide rail 2, the head assembly 52 is fixedly mounted on the carriage 51, the head assembly 52 includes a feed shell 521, a power wheel set 522, a nozzle shell 523 and a cooling fan 524, the feed shell 521 is fixedly mounted on the carriage 51, the nozzle shell 523 is fixedly mounted on the lower side surface of the feed shell 521 through a heat insulation plate 525, the feed channels 526 which are mutually communicated are formed in the feed shell 521, the nozzle shell 523 and the heat insulation plate 525, the power wheel set 522 is rotatably disposed on the left side and the right side of the feed channel 526 in the feed shell 521 and near the upper end of the feed shell 521, and a heating coil is disposed in the nozzle shell 523, so that the spray coating of the material onto the material placement plate 6 layer by layer can be effectively formed through the arrangement of the structure, and the 3D printing effect is achieved.

As an improved specific implementation manner, the power wheel set 522 comprises a left wheel 5221 and a right wheel 5222, the left wheel 5221 and the right wheel 5222 are rotatably arranged in the feeding shell 521, the left wheel 5221 and the right wheel 5222 are synchronous through gears, the left wheel 5221 comprises a wheel shaft 52211, a wheel disc 52212 and a plurality of expansion edges 52213, the wheel disc 52212 is coaxially and rotatably arranged on the wheel shaft 52211, the expansion grooves 52214 are formed in the circumferential edge of the wheel disc 52212, the expansion edges 52213 are rotatably arranged in the expansion grooves 52214, the expansion edges 52213 are hinged with the wheel shaft 52211 through connecting rods so as to be driven by the wheel shaft 52211 to turn outwards or inwards, when the power wheel set 522 works, materials are firstly inserted into the overfeeding channel 526, then the power wheel set 522 acts, in the process of the power wheel set 522, the wheel disc 52212 is not rotated at the beginning due to the action of inertia, so that the wheel shaft 52212 rotates to drive the connecting rods to rotate, the expansion edges 52213 rotate outwards, the expansion edges can not rotate, the expansion edges 5283 can not continuously rotate along with the wheel shaft 5226, and the diameter of the wheel set 5236 can not be adjusted, and the diameter of the whole wheel set 5283 can not be adjusted, and the material can be continuously conveyed by the user can not continuously rotate along with the expansion edges 5283, and the wheel set up through the wheel shaft 5226.

As a specific embodiment of improvement, the heat dissipation air duct 5211 is formed in the feeding shell 521, the heat dissipation air duct 5211 is mutually communicated with the heat dissipation fan 524, the heat insulation board 525 comprises a fixing plate 5251 and a heat insulation pad 5252, the fixing plate 5251 is fixedly installed on the lower end face of the feeding shell 521, the heat insulation pad 5252 is fixedly installed on the lower side face of the fixing plate 5251, the heat insulation groove 5253 is formed in the lower side face of the fixing plate 5251, a plurality of heat insulation sheets connected with the heat insulation pad 5252 are fixed in the heat insulation groove 5253, the heat insulation groove 5253 is mutually communicated with the heat dissipation air duct 5211, and the heat insulation effect on the fixing plate 5251 can be formed through the arrangement of the heat insulation groove 5253 and the heat insulation sheets, so that the heat insulation effect of the heat insulation board 525 can be further increased.

In summary, in the 3D printer of the present embodiment, by arranging the object placing plate 6 into the movable plate 61 and the bottom plate 62, the combination and separation between the movable plate 61 and the bottom plate 62 can be effectively utilized to facilitate demolding, so that the damage of the mold caused by the demolding operation in the prior art is well reduced.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.

Claims

1. The utility model provides an anti-adhesion 3D printer, includes base (1), X axle slide rail (2), Z axle slide rail (3), Y axle slide rail (4), puts thing board (6) and prints shower nozzle (5), the vertical fixing of Z axle slide rail (3) is on base (1), Y axle slide rail (4) horizontally fix on base (1), the one end slidable of X axle slide rail (2) sets up on Z axle slide rail (3), mutually perpendicular between X axle slide rail (2) and the Y axle slide rail (4), print shower nozzle (5) slidable sets up on X axle slide rail (2), put thing board (6) slidable setting on Y axle slide rail (4), its characterized in that: the storage plate (6) comprises a movable plate (61) and a bottom plate (62), wherein a plurality of protruding blocks (63) are arranged on the upper side face of the bottom plate (62), a plurality of through holes (65) are formed in the movable plate (61), the through holes (65) are in one-to-one correspondence with the protruding blocks (63) and are mutually matched, the movable plate (61) is placed on the bottom plate (62), the protruding blocks (63) slide into the through holes (65) and are tightly attached to the through holes (65), and the upper side face of the movable plate (61) is of a plane structure;

the four sides of the movable plate (61) and the four sides of the bottom plate (62) are respectively and fixedly connected with an upper connecting plate (66) and a lower connecting plate (67), and the upper connecting plates (66) and the lower connecting plates (67) are in one-to-one correspondence and are mutually connected so as to fixedly connect the movable plate (61) on the bottom plate (62);

the upper side of upper connecting plate (66) is fixed with articulated seat (68), articulated seat (68) is last to articulate has buckle piece (69), buckle piece (69) are including upset portion (693), press portion (691) and hook portion (692), upset portion (693), press portion (691) and hook portion (692) set up in an organic whole to constitute the L type, upset portion (693) articulates on articulated seat (68), press portion (691) set up on the upper end of upset portion (693), hook portion (692) set up on the lower extreme of upset portion (693), when upset portion (693) are down overturned, hook portion (692) are detained on the downside of lower connecting plate (67), the upside of hook portion (692 cambered surface is equipped with the circle;

the lower side of upper connecting plate (66) is provided with a bouncing groove (661), bouncing piece (662) is fixedly connected with in bouncing groove (661), the part of bouncing piece (662) stretches out downwards from the notch of bouncing groove (661), when upset portion (693) upwards overturns so that hook portion (692) breaks away from the downside of lower connecting plate (67), bouncing piece (662) offsets with lower connecting plate (67) to promote upper connecting plate (66) and upwards slide.

2. An anti-blocking 3D printer according to claim 1, wherein: the printing spray head (5) comprises a traveling vehicle (51) and a spray head assembly (52), wherein the traveling vehicle (51) is slidably arranged on an X-axis sliding rail (2), the spray head assembly (52) is fixedly arranged on the traveling vehicle (51), the spray head assembly (52) comprises a feeding shell (521), a power wheel set (522) and a spray head shell (523) and a cooling fan (524), the feeding shell (521) is fixedly arranged on the traveling vehicle (51), the spray head shell (523) is fixedly arranged on the lower side face of the feeding shell (521) through a heat insulation plate (525), mutually communicated feeding channels (526) are formed in the feeding shell (521), the spray head shell (523) and the heat insulation plate (525), the power wheel set (522) is rotatably arranged on the left side and the right side of the feeding channel (526) and close to the upper end of the feeding shell (521), and a heating coil is arranged in the spray head shell (523).

3. An anti-blocking 3D printer according to claim 2, wherein: the power wheelset (522) include left side wheel (5221) and right side wheel (5222), left side wheel (5221) and right side wheel (5222) all rotatable setting are in pan feeding shell (521), left side wheel (5221) and right side wheel (5222) pass through the gear synchronization, left side wheel (5221) include shaft (52211), rim plate (52212) and a plurality of expansion limit (52213), the coaxial rotatable setting of rim plate (52212) is on shaft (52211), expansion groove (52214) have been seted up on the circumference edge of rim plate (52212), a plurality of expansion limit (52213) rotatable setting is in expansion groove (52214), expansion limit (52213) are articulated with shaft (52211) through the connecting rod to outwards upset or inwards upset by shaft (52211) drive.

4. An anti-blocking 3D printer according to claim 3, wherein: the heat-insulating plate is characterized in that a heat-radiating air duct (5211) is formed in the feeding shell (521), the heat-radiating air duct (5211) is mutually communicated with a heat-radiating fan (524), the heat-insulating plate (525) comprises a fixed plate (5251) and a heat-insulating pad (5252), the fixed plate (5251) is fixedly arranged on the lower end face of the feeding shell (521), the heat-insulating pad (5252) is fixedly arranged on the lower side face of the fixed plate (5251), a heat-insulating groove (5253) is formed in the lower side face of the fixed plate (5251), and a plurality of heat-insulating sheets connected with the heat-insulating pad (5252) are fixedly arranged in the heat-insulating groove (5253) and the heat-radiating air duct (5211) are mutually communicated.