CN218804039U - Functional mechanism and three-dimensional printing equipment - Google Patents

Abstract

The utility model relates to a functional mechanism and three-dimensional printing apparatus, functional mechanism for three-dimensional printing apparatus, three-dimensional printing apparatus include the mount pad, functional mechanism include for mount pad detachable fixing base with set firmly the joint seat on the mount pad, the fixing base include functional module and with functional module electric connection's first joint, be equipped with the main control unit in the mount pad or in the joint seat, be equipped with in the joint seat with main control unit electric connection's second joint, when the fixing base is installed on the mount pad, fixing base and joint seat butt to make first joint and second joint electric connection. According to the utility model discloses a functional mechanism, when needs pull down functional module from the mount pad, only need take the fixing base down from the mount pad, can realize dismantling with the mount pad fast, simplify the dismouting step, practice thrift operating time, make things convenient for the change that later stage spare part damaged.

Description

Functional mechanism and three-dimensional printing equipment

Technical Field

The application relates to the technical field of three-dimensional printing equipment, in particular to a functional mechanism and three-dimensional printing equipment.

Background

The 3D printing technology is to manufacture a three-dimensional entity by a 3D printing device in a layer-by-layer superimposed manner according to three-dimensional model data of an object. The 3D printing technology can overcome the special structural obstacle which can not be realized by the traditional machining at present, and the simplified production of any complex structural component is realized. Current 3D printing technologies are laser Stereolithography (SLA), digital light processing modeling (DLP), and liquid crystal display technology (LCD), fused Deposition Modeling (FDM), selective Laser Sintering (SLS), and the like.

Taking photocuring 3D printing as an example, an LCD photocuring 3D printer adopts a light source to project light to a tray with a light-transmitting bottom, so that a polymerization reaction occurs between a forming platform and the photocurable material at the bottom of the tray to obtain a cured sheet, the cured sheet is bonded to the forming platform, the forming platform is far away from the bottom of the tray, and the light source is intermittently or uninterruptedly projected to the bottom of the tray to cure layer by layer, and the stacked cured sheets finally form a three-dimensional solid printed part, which has high requirements on heating of the tray, monitoring of material liquid level and the like. The wiring of the control of the heating of the charging tray of most equipment on the market and material liquid level etc. and the master control unit can not be dismantled, consequently need take apart more spare part, just can pull down functional unit such as the heating of charging tray and material liquid level from the mount pad.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a functional mechanism, functional mechanism can realize dismantling with the mount pad fast, simplifies the dismouting step, practices thrift operating time, makes things convenient for the change that later stage spare part damaged.

According to the utility model discloses a functional mechanism for three-dimensional printing equipment, three-dimensional printing equipment include the mount pad, functional mechanism include for mount pad detachable fixing base with set firmly the joint seat on the mount pad, the fixing base include functional module and with functional module electric connection's first joint, be equipped with the main control unit in the mount pad or in the joint seat, be equipped with in the joint seat with main control unit electric connection's second joint, when the fixing base is installed on the mount pad, fixing base and joint seat butt to make first joint and second joint electric connection.

According to the utility model discloses a functional mechanism, when the fixing base is installed on the mount pad, fixing base and joint seat butt, thereby make first joint and second joint electric connection, functional module switches on with the main control unit electrical property, the main control unit can control the operating instruction that functional module carries out the correspondence, when needs pull down functional module from the mount pad, only need take the fixing base down from the mount pad, can realize dismantling with the mount pad fast, simplify the dismouting step, save operating time, make things convenient for the change that later stage spare part damaged.

According to the utility model discloses a functional mechanism, one in fixing base and the joint seat is equipped with first spacing arch, and another is equipped with first spacing recess, and the fixing base configuration can be dismantled with the joint seat through the cooperation between first spacing arch and the first spacing recess and be connected, and/or one in fixing base and the joint seat is equipped with first magnetism and inhales the piece, and another is equipped with the second magnetism and inhales the piece, and the fixing base configuration is inhaled the piece and is inhaled adsorption between the piece and can dismantle with the joint seat through first magnetism and be connected.

According to the functional mechanism of the present invention, the first connector includes a first connector circuit board and a first connecting member integrated with the first connector circuit board, and the second connector includes a second connector circuit board and a second connecting member integrated with the second connector circuit board; when the fixing seat is installed on the installation seat, the first connecting piece and the second connecting piece are electrically abutted.

Optionally, the fixing seat includes a first housing, the first housing defines a first mounting cavity and a first mounting hole communicated with the first mounting cavity, the functional module and the first connector are disposed in the first mounting cavity, and at least a portion of the first connector is exposed through the first mounting hole; the joint seat comprises a second shell, the second shell is used for limiting a second installation cavity and a second installation hole communicated with the second installation cavity, the second joint is arranged in the second installation cavity, and at least part of the second connecting piece is exposed through the second installation hole.

Optionally, the three-dimensional printing device further comprises a material tray detachably arranged on the mounting seat, the functional module comprises a heating module, and the heating module is used for heating the material tray; the first connector comprises a first heating connector, the first connector circuit board comprises a first heating connector circuit board, and the first connector comprises a first heating connector; the second connector comprises a second heating connector, the second connector circuit board comprises a second heating connector circuit board, and the second connector comprises a second heating connector; the charging tray comprises a charging tray frame, the first shell comprises the charging tray frame and a cover shell which are matched with each other, the charging tray frame defines a first mounting cavity, and the cover shell defines a first mounting hole; when the charging tray is installed on the mounting seat, the first heating connecting piece and the second heating connecting piece are in electric abutting connection.

Optionally, first installation cavity includes fixed slot and mounting groove, and the charging tray frame includes this body and bulge, and this body is injectd the fixed slot that extends along the circumference of this body, and the bulge is injectd the mounting groove with the fixed slot intercommunication, and the heating module inlays to be located in the fixed slot, and first heating joint inlays to be located in the mounting groove.

Optionally, the three-dimensional printing device further comprises a tray arranged on the mounting seat, and the functional module further comprises a detection module for detecting the printing material in the tray; the first connector comprises a first detection connector, the first connector circuit board comprises a first detection connector circuit board, and the first connecting piece comprises a first detection connecting piece; the second connector comprises a second detection connector, the second connector circuit board comprises a second detection connector circuit board, and the second connector comprises a second detection connector; the fixing base is detachably installed on the material tray, and when the material tray is installed on the installing base, the first detection connecting piece and the second detection connecting piece are electrically abutted.

Optionally, one of the fixing seat and the material tray is provided with a second limiting protrusion, the other one of the fixing seat and the material tray is provided with a second limiting groove, the fixing seat is configured to be detachably connected with the material tray through the matching between the second limiting protrusion and the second limiting groove, and/or the fixing seat is provided with a third magnetic attraction piece, the material tray is provided with a fourth magnetic attraction piece, and the fixing seat is configured to be detachably connected with the material tray through the adsorption effect between the third magnetic attraction piece and the fourth magnetic attraction piece.

Optionally, the detection module comprises a detection circuit board and a detection assembly integrated on the detection circuit board, the first shell is further limited with an avoidance port communicated with the first installation cavity, the detection assembly is exposed from the avoidance port, and the detection circuit board is electrically connected with the first detection connector circuit board.

Optionally, the functional module comprises a temperature detection module and/or a liquid level detection module; for the temperature detection module, the detection assembly comprises a temperature detection probe, and the first shell is constructed into a bending structure so that the temperature detection probe is opposite to the inner bottom wall of the material tray; for the liquid level detection module, the detection assembly comprises a liquid level detection probe which is constructed to extend into the tray.

Optionally, the first housing includes a first sub-housing and a second sub-housing that are clamped to each other, the first sub-housing is provided with a first limiting member, the second sub-housing is provided with a second limiting member, and the detection circuit board is clamped between the first limiting member and the second limiting member.

According to the utility model discloses a three-dimensional printing apparatus, including at least one foretell functional mechanism.

According to the utility model discloses a three-dimensional printing equipment, when the fixing base is installed on the mount pad, fixing base and joint seat butt, thereby make first joint and second joint electric connection, functional module switches on with the main control unit electrical property, the main control unit can control the operating instruction that functional module execution corresponds, when needs pull down functional module from the mount pad, only need take the fixing base down from the mount pad, can realize dismantling with the mount pad fast, simplify the dismouting step, save operating time, make things convenient for the change that later stage spare part damaged.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.

Fig. 1 is a perspective view of a three-dimensional printing apparatus according to an embodiment of the present invention;

fig. 2 is a perspective view of a partial structure of a three-dimensional printing apparatus according to an embodiment of the present invention;

fig. 3 is an exploded view of a partial structure of a three-dimensional printing apparatus according to an embodiment of the present invention;

fig. 4 is a perspective view of a fixing base of a functional mechanism according to an embodiment of the present invention;

FIG. 5 is an enlarged view taken at A in FIG. 4;

fig. 6 is a partial schematic structural view of a functional mechanism according to an embodiment of the present invention;

fig. 7 is a perspective view of a first sub-housing of a functional mechanism according to an embodiment of the present invention;

fig. 8 is a perspective view of a second sub-housing of the functional mechanism according to an embodiment of the present invention;

fig. 9 is a perspective view of a joint base of a functional mechanism according to an embodiment of the present invention;

fig. 10 is a perspective view of a first heating tip of a functional mechanism according to an embodiment of the present invention;

fig. 11 is a perspective view of a tray frame of a three-dimensional printing apparatus according to an embodiment of the present invention;

fig. 12 is a bottom view of a tray frame of a three-dimensional printing apparatus according to an embodiment of the present invention;

fig. 13 is a perspective view of another angle of a tray frame of the three-dimensional printing apparatus according to the embodiment of the present invention;

FIG. 14 is an exploded view of FIG. 13;

FIG. 15 is an enlarged view at B of FIG. 14;

fig. 16 is an enlarged view at C in fig. 14.

Reference numerals:

the three-dimensional printing apparatus 100, the functional mechanism 1, the fixing base 10, the functional module 11, the detecting component 112, the detecting circuit board 1132, the temperature detecting probe 1122, the liquid level detecting probe 1124, the first connector 12, the first detecting connector 121, the first connector circuit board 122, the first detecting connector circuit board 1222, the first heating connector 123, the first heating connector circuit board 1232, the first connector 124, the first heating connector 126, the first detecting connector 128, the first magnetic connector 13, the first housing 14, the first sub-housing 142, the first limiting member 1422, the first clamping portion 1423, the second sub-housing 144, the second limiting member 1442, the second clamping portion 1443, and the avoiding port 146, the magnetic material detection device comprises a first mounting cavity 147, a first mounting hole 148, a second limiting protrusion 15, a third magnetic part 16, a connector base 20, a second connector 21, a second detection connector 211, a second connector circuit board 212, a second detection connector circuit board 2122, a second heating connector circuit board 2124, a second heating connector 213, a second connector 214, a second heating connector 216, a second detection connector 218, a third connector 22, a second magnetic part 23, a fourth magnetic part 24, a second shell 25, a second mounting cavity 252, a second mounting hole 254, a mounting base 2, a tray 3, a tray frame 301, a body part 3012, a protruding part 3014, a second limiting groove 302, a fixing groove 303 and a mounting groove 304.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making creative efforts shall fall within the protection scope of the present application.

As shown in fig. 1-5, 9, according to the utility model discloses functional mechanism 1 for three-dimensional printing equipment 100, three-dimensional printing equipment 100 includes mount pad 2, functional mechanism 1 includes detachable fixing base 10 and sets firmly joint seat 20 on mount pad 2, fixing base 10 includes functional module 11 and first joint 12 with functional module 11 electric connection, be equipped with the main control unit in mount pad 2 or in joint seat 20, be equipped with in the joint seat 20 with main control unit electric connection's second joint 21, when fixing base 10 is installed on mount pad 2, fixing base 10 and joint seat 20 butt, so that first joint 12 and second joint 21 electric connection.

It should be noted that, the fixing base 10 is detachably mounted on the mounting base 2, the fixing base 10 may be directly mounted on the mounting base 2, or the fixing base 10 may be mounted on other components and then mounted on the mounting base 2 through other components.

According to the functional mechanism 1 of the embodiment of the utility model, when the fixing base 10 is installed on the installation base 2, the fixing base 10 is abutted against the connector base 20, so that the first connector 12 is electrically connected with the second connector 21, the functional module 11 is electrically conducted with the main control unit, the main control unit can control the functional module 11 to execute a corresponding operation instruction, when the functional module 11 needs to be detached from the installation base 2, the detachment from the installation base 2 can be realized only by taking down the fixing base 10, the rapid detachment from the installation base 2 can be realized, the detachment steps are simplified, the operation time is saved, and the replacement of the damaged parts at the later stage is facilitated; in addition, in the above manner, the troublesome routing can be reduced, and the structure of the functional mechanism 1 is simplified, so that the three-dimensional printing apparatus 100 is provided.

In some embodiments, one of the fixing base 10 and the joint base 20 is provided with a first limiting protrusion, and the other one is provided with a first limiting groove, and the fixing base 10 is configured to be detachably connected with the joint base 20 through the cooperation between the first limiting protrusion and the first limiting groove. Wherein, can be that be equipped with first spacing arch on the fixing base 10, be equipped with first spacing recess on the joint seat 20, can also be that be equipped with first spacing recess on the fixing base 10, be equipped with first spacing arch on another.

Specifically, the quantity of first spacing arch and first spacing recess all can be for two, fixes a position fixing base 10 when so conveniently installing fixing base 10 on adapter 20.

As shown in fig. 5 and 9, in some embodiments, one of the fixing base 10 and the connector base 20 is provided with a first magnetic attraction piece 13, and the other is provided with a second magnetic attraction piece 23, and the fixing base 10 is configured to be detachably connected to the connector base 20 through the attraction between the first magnetic attraction piece 13 and the second magnetic attraction piece 23.

Wherein, piece 23 is inhaled to first magnetism 13 and second magnetism sets up relatively and adsorbable, inhale the cooperation of piece 23 through first magnetism 13 and second magnetism and adsorb, so can ensure the steadiness that fixing base 10 and joint seat 20 are connected, when fixing base 10 is installed on joint seat 20, can prevent not hard up rocking between fixing base 10 and the joint seat 20, when needs are putd aside fixing base 10, only need overcome first magnetism and inhale the absorption magnetic force between piece 13 and the second magnetism and inhale piece 23, can pull down fixing base 10, the dismantlement has all been simplified with the installation, the convenience of user's use has been promoted.

In addition, can be that it inhales piece 13 to be equipped with first magnetism on fixing base 10, it inhales piece 23 to be equipped with the second magnetism on joint seat 20, it inhales piece 23 to be equipped with the second magnetism on fixing base 10, be equipped with first magnetism on joint seat 20 and inhale piece 13, when first magnetism is inhaled piece 13 and is located on fixing base 10, first magnetism is inhaled piece 13 and can be located in fixing base 10, perhaps the shell body itself of fixing base 10 is just first magnetism and is inhaled piece 13, when second magnetism is inhaled piece 23 and is located on fixing base 10, second magnetism is inhaled piece 23 and can be located in fixing base 10, perhaps the shell body itself of fixing base 10 is just second magnetism and is inhaled piece 23.

It should be noted that one of the first magnetic attraction member 13 and the second magnetic attraction member 23 may be a magnet, and the other may be a substance that can be attracted by the magnet, such as an iron alloy, a nickel alloy, and a cobalt alloy; it is also possible that both of the first magnetic attracting element 13 and the second magnetic attracting element 23 are magnets.

That is, in some embodiments, one of the fixing base 10 and the joint base 20 is provided with a first limit protrusion, and the other is provided with a first limit groove; in some embodiments, one of the fixing base 10 and the connector base 20 is provided with a first magnetic-attracting element 13, and the other is provided with a second magnetic-attracting element 23; in some embodiments, one of the fixing base 10 and the joint base 20 is provided with a first limiting protrusion, the other one of the fixing base 10 and the joint base 20 is provided with a first limiting groove, and one of the fixing base 10 and the joint base 20 is provided with a first magnetic attraction piece 13, and the other one of the fixing base 10 and the joint base 20 is provided with a second magnetic attraction piece 23.

As shown in fig. 9, according to the functional mechanism 1 of the embodiment of the present invention, a third joint 22 electrically connected to the main control unit is further disposed in the joint seat 20, and the third joint 22 is used as a spare joint, so that it can be connected to other modules for upgrading.

As shown in fig. 5 to 9 and fig. 11, according to the functional mechanism 1 of the embodiment of the present invention, the first connector 12 includes a first connector circuit board 122 and a first connecting member 124 integrated with the first connector circuit board 122, and the second connector 21 includes a second connector circuit board 212 and a second connecting member 214 integrated with the second connector circuit board 212; when the fixing base 10 is mounted on the mounting base 2, the first connecting element 124 and the second connecting element 214 are electrically connected. So set up, can be respectively with the line control integration of first connecting piece 124 and first connecting piece 124 on first joint circuit board 122, the line control integration of second connecting piece 214 and second connecting piece 214 is on second joint circuit board 212, has simplified wiring and additional design, can realize modular assembly, makes things convenient for the production equipment, also conveniently changes when the later stage damages simultaneously.

As shown in fig. 4 to 9, in some embodiments, the fixing base 10 includes a first housing 14, the first housing 14 defines a first mounting cavity 147 and a first mounting hole 148 communicated with the first mounting cavity 147, the functional module 11 and the first connector 12 are disposed in the first mounting cavity 147, and the first connector 124 is at least partially exposed through the first mounting hole 148; the connector holder 20 includes a second housing 25, the second housing 25 defines a second mounting cavity 252 and a second mounting hole 254 communicated with the second mounting cavity 252, the second connector 21 is disposed in the second mounting cavity 252, and at least a portion of the second connector 214 is exposed through the second mounting hole 254. In this way, the first housing 14 can protect the functional module 11 and the first connector 12 from dust, foreign matter, moisture, and the like, and prevent the functional module 11 and the first connector 12 from being damaged, and the second housing 25 can protect the second connector 21 from dust, foreign matter, moisture, and the like, and prevent the second connector 21 from being damaged.

As shown in fig. 2, 3 and 9-12, in some embodiments, the three-dimensional printing apparatus 100 further includes a tray 3 detachably disposed on the mounting base 2, and the functional module 11 includes a heating module for heating the tray 3 to heat the printing material contained in the tray 3; the first header 12 includes a first heater header 123, the first header circuit board 122 includes a first heater header circuit board 1232, and the first connector 124 includes a first heater connector 126; the second connector 21 includes a second heater connector 213, the second connector circuit board 212 includes a second heater connector circuit board 2124, and the second connector 214 includes a second heater connector 216; the tray 3 comprises a tray frame 301, the first shell 14 comprises the tray frame 301 and a cover shell 141 which are matched with each other, the tray frame 301 defines a first mounting cavity 147, and the cover shell defines a first mounting hole 148; when the tray 3 is mounted on the mounting base 2, the first heater connector 126 and the second heater connector 216 are electrically abutted. The heating module may be sheet-shaped, filament-shaped, etc., and the heating principle may be electric heating, infrared heating, microwave heating, etc., which is not limited herein.

Because the influence of the environmental temperature on the forming quality of the printing material is considered during printing, the printing material can be heated when the printing material is used under the condition of lower environmental temperature, so that the normal printing is ensured. In this application, through setting up the heating module, can heat the printing material in charging tray 3. And set up first heating connector 126 and second heating connector 216 butt and the electrical property switches on, can make things convenient for the dismantlement between heating module and the mount pad 2, adorn in charging tray 3 at the heating module, when charging tray 3 adorns on mount pad 2, first heating connector 126 and second heating connector 216 butt and electrical property switch on, when dismantling charging tray 3 from mount pad 2, first heating connector 126 and second heating connector 216 part promptly, need not complicated wiring step of taking out stitches, the dismouting flow of heating module and mount pad 2 has been simplified. The first heater connector 126 and the second heater connector 216 may take a variety of forms, such as one being contact and the other being a thimble.

As shown in fig. 3, 10 to 12, in some embodiments, the first mounting cavity 147 includes a fixing groove 303 and a mounting groove 304, the tray frame 301 includes a body 3012 and a protruding portion 3014, the body 3012 defines the fixing groove 303 extending along the circumferential direction of the body 3012, the protruding portion 3014 defines the mounting groove 304 communicating with the fixing groove 303, the heating module is embedded in the fixing groove 303, and the first heating connector 123 is embedded in the mounting groove 304, so that when the tray frame 301 is mounted on the mounting seat 2, it can be determined whether the first heating connector 123 and the second heating connector 213 are mounted in place by aligning the protruding portion 3014 with the connector seat 20, and the process of mounting and aligning the tray frame 301 is simplified.

As shown in fig. 2 to 9, in some embodiments, the three-dimensional printing apparatus 100 further includes a tray 3 disposed on the mounting base 2, and the functional module 11 further includes a detection module for detecting a printing material in the tray 3; the first connector 12 includes a first test connector 121, the first connector circuit board 122 includes a first test connector circuit board 1222, and the first connector 124 includes a first test connector 128; the second connector 21 includes a second test connector 211, the second connector circuit board 212 includes a second test connector circuit board 2122, and the second connector 214 includes a second test connector 218; the fixing base 10 is detachably mounted on the tray 3, and when the tray 3 is mounted on the mounting base 2, the first detecting connector 128 and the second detecting connector 218 are electrically abutted.

As shown in fig. 2 and 11, in some embodiments, the protrusion 3014 is adjacent to the fixing seat 10, so that when the fixing seat 10 is installed on the tray 3, the protrusion 3014 can perform a general positioning and fool-proof function on the installation of the fixing seat 10, and the installation process and difficulty are simplified.

As shown in fig. 14-16, in some embodiments, one of the fixing seat 10 and the tray 3 is provided with a second limiting protrusion 15, and the other is provided with a second limiting groove 302, and the fixing seat 10 is configured to be detachably connected to the tray 3 through the cooperation between the second limiting protrusion 15 and the second limiting groove 302.

Wherein, can be equipped with the spacing arch 15 of second on the fixing base 10, be equipped with the spacing recess 302 of second on the charging tray 3, can also be equipped with the spacing recess 302 of second on the fixing base 10, be equipped with the spacing arch 15 of second on the charging tray 3.

Specifically, the number of the second limiting protrusions 15 and the second limiting grooves 302 can be two, so that the fixing seat 10 can be conveniently positioned when the fixing seat 10 is installed on the tray 3.

As shown in fig. 7 and 15, in some embodiments, the fixing base 10 is provided with a third magnetic attraction member 16, the tray 3 is provided with a fourth magnetic attraction member 24, and the fixing base 10 is configured such that the third magnetic attraction member 16 and the fourth magnetic attraction member 24 can be detachably connected to the tray 3.

Wherein, piece 16 and fourth magnetism are inhaled to third magnetism and 24 relative settings and adsorbability of piece are inhaled to fourth magnetism, inhale the cooperation of piece 24 and fourth magnetism through third magnetism, so can ensure the steadiness that fixing base 10 and charging tray 3 are connected, when fixing base 10 is installed on charging tray 3, can prevent not hard up rocking between fixing base 10 and the charging tray 3, when needs are putd aside fixing base 10, only need overcome the third magnetism and inhale the piece 16 and fourth magnetism and inhale the absorption magnetic force between the piece 24, can pull down fixing base 10, dismantlement and installation have all obtained the simplification, the convenience that the user used has been promoted.

In addition, the third magnetic attraction piece 16 can be disposed in the fixing base 10, or the outer shell of the fixing base 10 itself is the third magnetic attraction piece 16, and when the fourth magnetic attraction piece 24 is disposed on the fixing base 10, the fourth magnetic attraction piece 24 can be disposed in the fixing base 10, or the outer shell of the fixing base 10 itself is the fourth magnetic attraction piece 24.

It should be noted that one of the third magnetic attraction member 16 and the fourth magnetic attraction member 24 may be a magnet, and the other may be a substance that can be attracted by the magnet, such as an iron alloy, a nickel alloy, and a cobalt alloy; it is also possible that both of the third magnetic element 16 and the fourth magnetic element 24 are magnets.

As shown in fig. 4-8, in some embodiments, the detection module includes a detection circuit board 1132 and a detection assembly 112 integrated on the detection circuit board 1132, the first housing 14 further defines an escape opening 146 communicating with the first mounting cavity 147, the detection assembly 112 is exposed from the escape opening 146, and the detection circuit board 1132 is electrically connected to the first detection connector circuit board 1222. Detection assembly 112 piece is kept away from mouth 146 and is exposed in order to detect the printing material in charging tray 3, can enough realize through first casing 14 to detection module's protection from this, can make detection assembly 112 can detect the printing material again.

In addition, by integrating the detection assembly 112 and the first detection connector 121 on the detection circuit board 1132 and the first detection connector circuit board 1222, the operations of the detection circuit board 1132 and the first detection connector circuit board 1222 are stable, and the anti-interference capability is strong.

As shown in fig. 4 and 5, in some embodiments, the functional module 11 comprises a temperature detection module and/or a liquid level detection module; for the temperature detection module, the detection assembly 112 includes a temperature detection probe 1122, and the first shell 14 is configured in a bent structure so that the temperature detection probe 1122 is opposite to the inner bottom wall of the tray 3; for the level detection module, the detection assembly 112 includes a level detection probe 1124 configured to extend into the tray 3. The first casing 14 is constructed in a bent structure to make the temperature detection probe 1122 opposite to the inner bottom wall of the tray 3 so that the temperature detection probe 1122 can detect the printing material in the tray 3 more accurately, and since the temperature detection probe 1122 indirectly detects the temperature of the printing material in the tray 3 instead of directly contacting with the printing material, the arrangement of the temperature detection probe 1122 and the inner bottom wall of the tray 3 can make the detection result of the temperature detection probe 1122 more accurate.

Note that, the temperature detection probe 1122 is opposite to the inner bottom wall of the tray 3, and includes that the temperature detection probe 1122 is vertically opposite to the inner bottom wall of the tray 3 and is obliquely opposite to the inner bottom wall of the tray 3, and when the temperature detection probe 1122 is obliquely opposite to the inner bottom wall of the tray, the detection range of the temperature detection probe 1122 is larger, and the detection result is more accurate.

As shown in fig. 1-4, in some embodiments, detection assembly 112 includes a level detection probe 1124 that contacts the marking material to detect a level of the marking material. During printing, printing liquid is stored in a tray frame 301 of the three-dimensional printing device 100, printing materials in the tray frame 301 are continuously consumed along with the printing, a liquid level detection module is used for detecting the change of the liquid level in the tray frame 301 and feeding a liquid level signal back to a control unit, when the liquid level in the tray frame 301 does not meet the preset liquid level, the printing cannot be carried out, the three-dimensional printing device 100 can be controlled by the control unit to pause the printing, and the printing is carried out after the printing liquid in the tray frame 301 is replenished; alternatively, the control unit may control the liquid level sensor to detect the liquid level of the printing material in the tray frame 301 before the start of one printing or after the end of one printing to determine whether the printing material needs to be added to the tray frame 301.

As shown in fig. 2-5, in some embodiments, the detection assembly 112 includes a temperature detection probe 1122, and since the temperature range to be maintained in the tray frame 301 is different for different materials and different use environments during printing, the temperature in the tray frame 301 needs to be detected in real time, periodically or aperiodically by the temperature detection module, thereby preventing the occurrence of conditions such as surface layer agglomeration due to over-high temperature and failure to print, and preventing the occurrence of parts printed at over-low temperature from warping and deforming.

As shown in fig. 6 to fig. 8, in some embodiments, the first housing 14 includes a first sub-housing 142 and a second sub-housing 144 that are clamped to each other, a first limiting member 1422 is disposed on the first sub-housing 142, a second limiting member 1442 is disposed on the second sub-housing 144, and the detection circuit board 1132 is sandwiched between the first limiting member 1422 and the second limiting member 1442. Through setting up the cooperation of first locating part 1422 and second locating part 1442, carry on spacingly to detection circuit board 1132, can prevent that detection circuit board 1132 from rocking in first casing 14, realize the installation location of detection circuit board 1132.

As shown in fig. 6-8, in some embodiments, the first sub-housing 142 is provided with a first clamping portion 1423, the second sub-housing 144 is provided with a second clamping portion 1443, and the first sub-housing 142 and the second sub-housing 144 are clamped by the first clamping portion 1423 and the second clamping portion 1443.

As shown in fig. 1-2, a three-dimensional printing apparatus 100 according to an embodiment of the present invention includes at least one functional mechanism 1 described above.

According to the utility model discloses three-dimensional printing equipment 100, when fixing base 10 is installed on mount pad 2, fixing base 10 and 20 butts of joint seat, thereby make first joint 12 and second joint 21 electric connection, functional module 11 switches on with the main control unit electrical property, the main control unit can control the operating instruction that functional module 11 carries out the correspondence, when needing to pull down functional module 11 from mount pad 2, only need take fixing base 10 down from mount pad 2, can realize dismantling with mount pad 2 fast, simplify the dismouting step, save operating time, make things convenient for the change that later stage spare part damaged.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Claims (12)

1. The utility model provides a functional mechanism, its characterized in that for three-dimensional printing apparatus, three-dimensional printing apparatus includes the mount pad, functional mechanism include for mount pad detachable fixing base with set firmly in joint seat on the mount pad, the fixing base include functional module and with functional module electric connection's first joint, be equipped with the main control unit in the mount pad or in the joint seat, be equipped with in the joint seat with main control unit electric connection's second connects the fixing base install in when on the mount pad, the fixing base with the joint seat butt, so that first joint with second connects electric connection.

2. The functional mechanism according to claim 1, wherein one of the fixing seat and the joint seat is provided with a first limiting protrusion, and the other one of the fixing seat and the joint seat is provided with a first limiting groove, the fixing seat is configured to be detachably connected with the joint seat through the cooperation between the first limiting protrusion and the first limiting groove, and/or

The fixing seat with one of the joint seat is equipped with first magnetism and inhales the piece, and another is equipped with the second and inhales the piece, the fixing seat configuration is through first magnetism inhale the piece with the second magnetism inhale the adsorption effect between the piece with the joint seat can be dismantled and be connected.

3. The functional mechanism of claim 1, wherein the first connector includes a first connector circuit board and a first connector integrated with the first connector circuit board, and the second connector includes a second connector circuit board and a second connector integrated with the second connector circuit board;

when the fixed seat is arranged on the mounting seat, the first connecting piece and the second connecting piece are electrically abutted.

4. The functional mechanism according to claim 3, wherein the fixing seat includes a first housing defining a first mounting cavity and a first mounting hole communicating with the first mounting cavity, the functional module and the first connector being disposed in the first mounting cavity, and the first connector being at least partially exposed through the first mounting hole;

the joint seat comprises a second shell, a second installation cavity and a second installation hole communicated with the second installation cavity are defined by the second shell, the second joint is arranged in the second installation cavity, and at least part of the second connecting piece is exposed through the second installation hole.

5. The functional mechanism of claim 4, wherein the three-dimensional printing device further comprises a tray detachably disposed on the mounting base, and the functional module comprises a heating module for heating the tray; the first joint comprises a first heating joint, the first joint circuit board comprises a first heating joint circuit board, and the first connecting piece comprises a first heating connecting piece; the second connector comprises a second heating connector, the second connector circuit board comprises a second heating connector circuit board, and the second connector comprises a second heating connector;

the charging tray comprises a charging tray frame, the first shell comprises the charging tray frame and a cover shell which are matched with each other, the charging tray frame defines the first mounting cavity, and the cover shell defines the first mounting hole;

when the charging tray is installed on the installation seat, the first heating connecting piece is electrically abutted to the second heating connecting piece.

6. The functional mechanism according to claim 5, wherein the first mounting cavity includes a fixing groove and a mounting groove, the tray frame includes a body portion defining the fixing groove extending in a circumferential direction of the body portion and a projecting portion defining the mounting groove communicating with the fixing groove, the heating module is embedded in the fixing groove, and the first heating tip is embedded in the mounting groove.

7. The functional mechanism according to claim 4, wherein the three-dimensional printing apparatus further comprises a tray disposed on the mounting seat, and the functional module further comprises a detection module for detecting the printing material in the tray; the first connector comprises a first detection connector, the first connector circuit board comprises a first detection connector circuit board, and the first connector comprises a first detection connector; the second connector comprises a second detection connector, the second connector circuit board comprises a second detection connector circuit board, and the second connector comprises a second detection connector;

the fixing base is detachably mounted on the material tray, and when the material tray is mounted on the mounting base, the first detection connecting piece is electrically abutted to the second detection connecting piece.

8. The functional mechanism according to claim 7, wherein one of the fixing seat and the tray is provided with a second limiting protrusion, and the other one of the fixing seat and the tray is provided with a second limiting groove, the fixing seat is configured to be detachably connected with the tray through the cooperation between the second limiting protrusion and the second limiting groove, and/or the fixing seat is configured to be detachably connected with the tray through the cooperation between the second limiting protrusion and the second limiting groove

The fixing seat is provided with a third magnetic attraction piece, the material tray is provided with a fourth magnetic attraction piece, and the fixing seat is configured to enable the third magnetic attraction piece and the fourth magnetic attraction piece to attract each other and to be detachably connected with the material tray.

9. The functional mechanism according to claim 8, wherein the detection module includes a detection circuit board and a detection assembly integrated on the detection circuit board, the first housing further defines an avoidance port communicating with the first mounting cavity, the detection assembly is exposed from the avoidance port, and the detection circuit board is electrically connected to the first detection connector circuit board.

10. The functional mechanism according to claim 9, characterized in that the functional module comprises a temperature detection module and/or a liquid level detection module;

for the temperature detection module, the detection assembly comprises a temperature detection probe, and the first shell is constructed in a bending structure so that the temperature detection probe is opposite to the inner bottom wall of the material tray;

for the liquid level detection module, the detection assembly includes a liquid level detection probe, the liquid level detection probe is structured to stretch into in the charging tray.

11. The functional mechanism according to claim 9, wherein the first housing includes a first sub-housing and a second sub-housing that are clamped to each other, the first sub-housing is provided with a first limiting member, the second sub-housing is provided with a second limiting member, and the detection circuit board is clamped between the first limiting member and the second limiting member.

12. A three-dimensional printing device, characterized in that it comprises at least one functional mechanism according to any one of claims 1 to 11.

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