CN217073384U - 3D printing consumables monitoring devices and use its 3D printer - Google Patents
3D printing consumables monitoring devices and use its 3D printer Download PDFInfo
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- CN217073384U CN217073384U CN202220010386.4U CN202220010386U CN217073384U CN 217073384 U CN217073384 U CN 217073384U CN 202220010386 U CN202220010386 U CN 202220010386U CN 217073384 U CN217073384 U CN 217073384U
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Abstract
The application provides 3D printing consumables monitoring devices for with a consumptive material extrusion device cooperation, make the consumptive material transmit to consumptive material extrusion device via 3D printing consumables monitoring devices, it includes: the clamping element comprises a clamping bearing which is convexly arranged towards the path of the consumable transmission direction; the gear and the clamping element are arranged on two sides of a path where the consumable transmission direction is located at intervals, and the gear is matched with the clamping bearing to extrude the consumable; and the angle sensor is used for detecting the rotation angle of the gear so as to monitor the transmission of the consumable. According to the 3D printing consumable monitoring device and the 3D printer using the same, the clamping bearing pushes and presses the consumable to enable the consumable to be meshed with the gear by arranging the adjacent clamping element and the gear, and the gear is driven to rotate in the consumable transmission process; further, the monitoring of consumptive material removal rate is realized through the rotation that sets up angle sensor detection gear, and then can in time monitor the rate of consumptive material transmission, and whether the monitoring is the end cap, and whether the shower nozzle is sent into to the monitoring consumptive material.
Description
Technical Field
The application relates to the technical field of 3D printing, especially, relate to a 3D printing consumables monitoring devices and use its 3D printer.
Background
3D printing, namely a rapid prototyping technology, is an accumulation manufacturing technology, also called additive manufacturing, which is a digital model file-based method for manufacturing a three-dimensional object by printing a layer of adhesive material layer by using the adhesive material such as special wax material, powdered metal or plastic and the like. Fused deposition rapid prototyping (FDM), also known as hot melt deposition (hot melt deposition) technology, is one of the major 3D printing technologies. The technology comprises the steps of heating and melting hot-melt material wires, extruding the melted material wires from a spray head, depositing the material wires on a printing working platform or a previous layer of solidified material, starting solidification and forming when the temperature is lower than the solidification temperature of the material wires, and finally printing the material wires into an entity.
When the 3D printer using the fused deposition rapid prototyping technology is used, the problems of choke plugs, material blockage, material breakage and the like are easy to occur. The 3D printer is precise in nozzle touch, when consumables contain impurities or the temperature setting is improper, the nozzles are easy to block, the conventional 3D printer is normally operated, consumables cannot be normally extruded, and the printing model fails; the consumptive material diameter commonly used needs to push out through two gear interlocks usually and pushes out in order to accomplish the extrusion of consumptive material, and when two gear interlocks dynamics were too big, the consumptive material that wears easily led to the fact to extrude and skids, and then leads to card material or disconnected material. Most of the existing 3D printers do not have the functions of plug detection, material blockage detection, consumable allowance display and the like, so that the printing process is still not intelligent enough.
How to solve the above problems needs to be considered by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the application provides a 3D printing consumables monitoring devices and uses its 3D printer, can in time monitor the rate that the consumptive material transmitted, and then monitor whether printing process is normal.
The application provides a 3D printing consumables monitoring devices, 3D printing consumables monitoring devices is used for cooperating with a consumptive material extrusion device, makes the consumptive material via 3D printing consumables monitoring devices transmits extremely consumptive material extrusion device, 3D printing consumables monitoring devices includes:
the clamping element comprises a clamping bearing which is convexly arranged towards the path of the consumable transmission direction;
the gear and the clamping element are arranged on two sides of a path where the consumable is located at intervals, and the gear is matched with the clamping bearing to extrude the consumable; and
and the angle sensor is used for detecting the rotation angle of the gear so as to monitor the transmission of the consumable.
In a possible embodiment, the gear further comprises a magnetic element, the magnetic element is fixedly connected with the gear, the magnetic element and the gear rotate relative to the angle sensor, and the rotation angle of the gear is sensed by the angle sensor.
In a possible embodiment, the angle sensor is disposed on a side of the magnetic element away from the gear, and the angle sensor has a magnetic sensing function.
In a possible embodiment, the angle sensor is movably connected with the gear, the gear comprises a scale, the scale is arranged on the surface of the gear facing the angle sensor, and the angle sensor detects the rotation angle of the gear by counting the scale.
In a possible embodiment, the angle sensor is fixedly connected to the gear, the angle sensor includes a gyroscope, and the angle sensor detects the rotation angle of the gear by following the rotation of the gear.
In a possible embodiment, the clamping element further comprises a clamping spring connected to the clamping bearing, the clamping spring being arranged on a side of the clamping bearing remote from the gear wheel, the clamping spring being in a natural compressed state for the purpose of causing the clamping bearing to project towards the gear wheel.
In a possible implementation manner, the consumable material conveying device further comprises a guide pipe, the guide pipe is arranged along the consumable material conveying direction, the guide pipe is used for guiding the consumable material conveying process, and the clamping element and the gear are arranged on two opposite sides of the guide pipe.
In a possible embodiment, the guide tube comprises a first guide tube and a second guide tube, the first guide tube and the second guide tube are arranged at an interval, and the point where the distance between the gear and the clamping bearing is the smallest is located at the interval between the first guide tube and the second guide tube.
In a possible embodiment, the clamping device further comprises a housing, and the clamping element and the gear are arranged in the housing and connected with the housing.
The embodiment of the application further provides a 3D printer, which comprises the 3D printing consumable monitoring device as any one of the above devices, and the extrusion device matched with the 3D printing consumable monitoring device.
Compared with the prior art, the 3D printing consumable monitoring device and the 3D printer using the same have the advantages that the clamping bearing pushes and presses the consumable to enable the consumable to be meshed with the gear by arranging the adjacent clamping element and the gear, and the gear is driven to rotate in the consumable transmission process; further, the monitoring of consumptive material removal rate is realized through the rotation that sets up angle sensor detection gear, and then can in time monitor the rate of consumptive material transmission, and whether the monitoring is the end cap, and whether the shower nozzle is sent into to the monitoring consumptive material. The utility model provides a 3D printing consumables monitoring devices dress is in the extrusion device rear, and adjacent extrusion device, can effectively avoid the influence of other factors, extrusion device has the pay-off, actions such as pumpback can both be accurately detected relevant change, and the consumptive material skids, the pumpback is not enough, the pine material is not enough can all be accurately detected, thereby just can change through the number and detect whether the end cap, and inform the user inspection, avoid appearing the printing failure but still continuing the condition of work, avoid extravagant consumptive material, waste time.
Drawings
FIG. 1 is a schematic perspective view of a 3D printing consumable monitoring device provided by an embodiment of the present application.
FIG. 2 is a schematic three-dimensional exploded view of a 3D printing consumables monitoring apparatus according to an embodiment of the present application.
FIG. 3 is a schematic diagram of a 3D printing consumable monitoring device provided by an embodiment of the present application.
Fig. 4 is a schematic view of another 3D printing consumable monitoring device provided in an embodiment of the present application.
FIG. 5 is a schematic view of another 3D printing consumable monitoring device according to an embodiment of the present application.
Fig. 6 is a 3D printer provided in an embodiment of the present application.
Description of the main elements
3D printing consumables monitoring devices 10
First fixed shaft 111
Second fixed axle 112
Clamping element 13
Clamping bearing 131
Clamping spring 133
Gear 14
Consumable 30
Consumable material transmission direction X
The following detailed description will further illustrate the present application in conjunction with the above-described figures.
Detailed Description
The following description will refer to the accompanying drawings to more fully describe the present disclosure. There is shown in the drawings exemplary embodiments of the present application. This application may, however, be embodied in many different forms and should not be construed as limited to the exemplary embodiments set forth herein. These exemplary embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. Like reference numerals designate identical or similar components.
The terminology used herein is for the purpose of describing particular example embodiments only and is not intended to be limiting of the application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Further, as used herein, "comprises" and/or "comprising" and/or "having," integers, steps, operations, components, and/or components, but does not preclude the presence or addition of one or more other features, regions, integers, steps, operations, components, and/or groups thereof.
Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. Furthermore, unless otherwise defined herein, terms such as those defined in commonly used dictionaries should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and the present application and will not be interpreted in an idealized or overly formal sense.
The following description of exemplary embodiments refers to the accompanying drawings. It should be noted that the components depicted in the referenced drawings are not necessarily shown to scale; and the same or similar components will be given the same or similar reference numerals or similar terms.
Embodiments of the present application will now be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, fig. 1 is a schematic perspective view of a 3D printing consumable monitoring device 10 provided in the embodiment of the present application, and fig. 2 is a schematic perspective exploded view of the 3D printing consumable monitoring device 10 provided in the embodiment of the present application.
The embodiment of the application provides a 3D printing consumables monitoring devices 10, and 3D printing consumables monitoring devices 10 is used for cooperating with consumptive material extrusion device 20, makes consumptive material 30 transmit to extrusion device 20 via 3D printing consumables monitoring devices 10.
The 3D printing consumables monitoring device 10 includes a housing 11, a guide tube 12, a clamping member 13, a gear 14, and an angle sensor 15. The clamping element 13, the gear 14 and the angle sensor 15 are arranged in the housing 11, and the guide tube 12 penetrates the housing 11.
The gripping element 13 comprises a gripping bearing 131 projecting towards the path of the consumable transport direction X; the gear 14 and the clamping element 13 are arranged at intervals at two sides of a path of the consumable transmission direction X, and the gear 14 is matched with the clamping bearing 131 to extrude the consumable; the angle sensor 15 is used to detect the rotation angle θ of the gear 14 to monitor the transport of the consumable 30.
The 3D printing consumable monitoring device 10 of this application through setting up adjacent clamping element 13 and gear 14, makes clamping bearing 131 bulldoze the consumptive material 30 and makes consumptive material 30 and gear 14 interlock, and consumptive material 30 produces the tooth seal through the interlock in transmission process and realizes being connected with the transmission of gear 14, and then drives the gear 14 rotation. The monitoring to the consumptive material 30 rate of removal is realized to the rotation that detects the gear through setting up angle sensor 15, and then can in time monitor the rate of consumptive material 30 transmission, and whether the monitoring is the end cap, and the monitoring consumptive material is sent into the shower nozzle whether.
In one embodiment, the moving speed of the consumable 30 satisfies the formula V ═ s/t, where V represents the moving speed of the consumable 30, s represents the moving distance of the consumable 30, and t represents the time corresponding to the moving distance s of the consumable 30. The distance s can be measured and calculated by the 3D printing consumables monitoring device 10 through detecting the detection data of the angle sensor 15, and the time T can be recorded by a timer provided in the 3D printing consumables monitoring device 10, for example, the time before the gear 14 starts to rotate is T1, the time after the rotation angle θ is T2, and the time consumed by the rotation angle θ of the gear 14 is T2-T1.
In one embodiment, the clamping element 13 and the gear 14 are disposed in the housing 11, and the clamping element 13 and the gear 14 are connected to the housing 11.
In this embodiment, the housing 11 includes a first fixed shaft 111 and a second fixed shaft 112, the first fixed shaft 111 and the second fixed shaft 112 are respectively disposed at two sides of the path of the consumable transmission direction X, the clamping element 13 is fixed to the first fixed shaft 111 through a sleeve structure 132 and further fixed to the housing 11, and the axis of the gear 14 is movably connected to the second fixed shaft 112, so that the gear 14 is connected to the housing 11 but the gear 14 can still rotate.
In one embodiment, the guiding tube 12 is disposed along the consumable transport direction X, the guiding tube 12 is used for guiding the consumable transport process, and the clamping element 13 and the gear 14 are disposed on opposite sides of the guiding tube 12.
In this embodiment, the guide tube 12 includes a first guide tube 121 and a second guide tube 122, the first guide tube 121 and the second guide tube 122 are disposed at an interval, and a point where the distance between the gear 14 and the clamping bearing 131 is the smallest is located at the interval between the first guide tube 121 and the second guide tube 122.
In other embodiments, the guide tube 12 may be continuous, and the guide tube 12 has at least one opening therethrough, through which the clamping bearing 131 and the gear 14 extend into the guide tube 12 to compress the consumable 30.
In one embodiment, the clamping element 13 further comprises a clamping elastic member 133, the clamping elastic member 133 is connected to the clamping bearing 131, the clamping elastic member 133 is disposed on a side of the clamping bearing 131 away from the gear 14, and the clamping elastic member 133 is in a natural compression state for making the clamping bearing 131 protrude toward the gear 14. The clamping elastic member 133 may be a spring, an elastic plastic member, or the like.
In this embodiment, the clamping bearing 131 may be two small movable protrusions extending from the clamping element 13, and a cavity or a receiving structure is formed on a side of the clamping element 13 away from the gear 14 to expose a side of the clamping bearing 131 away from the gear 14. The clamping elastic member 133 is disposed between the clamping bearing 131 and the housing 11 and compressed, so that the clamping elastic member 133 applies a pressure to the clamping bearing 131, which pressure includes at least a component perpendicular to the consumable transport direction X, so that the clamping element 13 can press the consumable 30 against the surface of the gear 14 to generate a tooth mark.
It will be appreciated that the consumable 30 is a consumable for melting printing, such as a rod or strip of material having the ability to deform. On one hand, when the consumable 30 passes between the clamping element 13 and the gear 14, the clamping element 13 pushes the consumable 30 to enable the teeth of the gear 14 to be embedded into the consumable 30, namely, the surface of the consumable 30 forms a groove matched with the tooth form of the gear 14; the consumable 30 is engaged with the gear 14 through the teeth and the grooves, and then the consumable 30 can drive the gear 14 to rotate when moving along the consumable transmission direction X. On the other hand, the consumable 30 with the tooth marks needs to be melted for use, so the tooth marks on the consumable 30 do not have negative influence on the printing of the 3D printing device.
The angle sensor 15 can monitor the moving speed of the consumable 30 by detecting the rotation angle theta of the gear 14:
the extrusion device 20 pulls the consumable 30 forward, the consumable 30 pulls the gear 14 forward to rotate, the angle sensor 15 detects the rotation angle theta 1 of the gear 14, the diameter of the gear 14 is d, and the previous moving length of the consumable is calculated: l1 ═ (θ 1 × pi × d)/360 °.
Wherein, in the present embodiment, the consumable 30 is pressed on the surface of the gear 14, the teeth of the gear 14 are completely embedded in the consumable 30, and d may represent the diameter of the inner circle of the gear 14; it will be appreciated that in other embodiments, the teeth of the gear 14 are not fully embedded in the consumable 30, and dmax may be such that the gear 14 includes a diameter d of the height of the teeth a (diameter of inner circle d + tooth height d) h ) According to the pressure regulated by the clamping element 13 and the consumable 30 and the gear 14 during the actual operationThe actual occlusion condition adjusts the value of the parameter d.
L1 and L2 may correspond to a distance s in the formula V ═ s/t.
Fig. 3 is a schematic diagram of a 3D printing consumables monitoring apparatus 10 according to an embodiment of the present disclosure.
In one embodiment, the 3D printing consumable monitoring device 10 further includes a magnetic element 16, the magnetic element 16 is fixedly connected to the gear 14, the magnetic element 16 and the gear 14 rotate synchronously, and the angle sensor 15 is configured to detect a rotation angle of the gear 14 by sensing an angle of rotation of the magnetic element 16. The magnetic element 16 and the gear 14 rotate relative to the angle sensor 15, and the rotation angle of the gear 14 is sensed by the angle sensor 15.
In this embodiment, the angle sensor 15 is disposed on the side of the magnetic element 16 away from the gear, the magnetic element 16 may be a radial magnet, and the angle sensor 15 has a magnetic sensing function. The angle sensor 15 determines the rotation angle of the gear 14 by sensing the angle of rotation of the radial magnet.
Fig. 4 is a schematic diagram of another 3D printing consumable monitoring apparatus 10 according to an embodiment of the present disclosure.
The angle sensor 15 is movably connected with the gear 14, the gear 14 includes a scale 140, the scale 140 is disposed on a surface of the gear 14 facing the angle sensor 15, and the angle sensor 15 detects a rotation angle of the gear 14 through counting the scale 140.
In the present embodiment, the scale 140 may be a scale with standard scale, and the angle sensor 15 monitors the angle by reading the scale. In other embodiments, the scale 140 may be a specific mark point, and the angle sensor 15 may be a contact sensor, and the rotation angle of the gear 14 may be obtained by contacting the scales arranged at regular intervals and converting.
Fig. 5 is a schematic diagram of another 3D printing consumables monitoring apparatus 10 according to an embodiment of the present disclosure.
The rotation angle theta of the gear 14 is determined by the angle sensor 15, and the moving direction and the moving distance of the consumable 30 are further determined according to the aforementioned formula.
The utility model provides a 3D printing consumables monitoring devices 10 sets up in extrusion device 20 rear, and adjacent extrusion device 20, can effectively avoid the influence of other factors, extrusion device 20's pay-off, actions such as pumpback can both be accurately detected relevant change, and consumptive material 30 skids, the pumpback is not enough, the pine material is not enough can all be accurately detected, thereby can detect whether end cap through the change of number, and inform the user inspection, avoid appearing the condition that the printing failure is still continuing the work, avoid extravagant consumptive material, waste time.
As shown in fig. 6, a 3D printer 1 according to an embodiment of the present application is provided. The 3D printer 1 includes the 3D printing supplies monitoring device 10 provided in any one of the foregoing embodiments, and the extrusion device 20 cooperating with the 3D printing supplies monitoring device 10.
Hereinbefore, specific embodiments of the present application are described with reference to the drawings. However, those skilled in the art will appreciate that various modifications and substitutions can be made to the specific embodiments of the present application without departing from the spirit and scope of the application. Such modifications and substitutions are intended to be within the scope of the present application.
Claims (10)
1. The utility model provides a 3D printing consumables monitoring devices, 3D printing consumables monitoring devices is used for cooperating with a consumptive material extrusion device, makes the consumptive material via 3D printing consumables monitoring devices transmits extremely consumptive material extrusion device, its characterized in that, 3D printing consumables monitoring devices includes:
the clamping element comprises a clamping bearing which is convexly arranged towards the path of the consumable transmission direction;
the gear and the clamping element are arranged on two sides of a path where the consumable is located at intervals, and the gear is matched with the clamping bearing to extrude the consumable; and
and the angle sensor is used for detecting the rotation angle of the gear so as to monitor the transmission of the consumable.
2. The 3D printing consumable monitoring device of claim 1, further comprising a magnetic element fixedly connected with the gear, the magnetic element and the gear rotating relative to the angle sensor, the rotation angle of the gear being sensed by the angle sensor.
3. The 3D printing consumable monitoring device according to claim 2, wherein the angle sensor is arranged on the side of the magnetic element far away from the gear, and the angle sensor has a magnetic sensing function.
4. The 3D printing consumable monitoring device according to claim 1, wherein the angle sensor is movably connected with the gear, the gear is provided with a scale, the scale is arranged on the surface of the gear facing the angle sensor, and the angle sensor detects the rotation angle of the gear by counting the scale.
5. The 3D printing consumable monitoring device of claim 1, wherein the angle sensor is fixedly connected with the gear, the angle sensor comprises a gyroscope, and the angle sensor detects a rotation angle of the gear by following the rotation of the gear.
6. The 3D printing consumable monitoring device of claim 1, wherein the clamping element further comprises a clamping elastic member, the clamping elastic member is connected with the clamping bearing, the clamping elastic member is arranged at a side of the clamping bearing far away from the gear, and the clamping elastic member is in a natural compression state and is used for enabling the clamping bearing to protrude towards the gear.
7. The 3D printing consumable monitoring device according to claim 1, further comprising a guide tube, wherein the guide tube is arranged along a consumable conveying direction, the guide tube is used for guiding a consumable conveying process, and the clamping element and the gear are arranged on two opposite sides of the guide tube.
8. The 3D printing consumable monitoring device of claim 7, wherein the guide tubes comprise a first guide tube and a second guide tube, the first guide tube and the second guide tube are arranged at intervals, and a point where the distance between the gear and the clamping bearing is the smallest is located at the interval between the first guide tube and the second guide tube.
9. The 3D printing consumable monitoring device of claim 1, further comprising a housing, wherein the clamping element and the gear are disposed within the housing and connected to the housing.
10. A 3D printer comprising a 3D printing consumable monitoring device according to any one of claims 1 to 9, and the extrusion device cooperating with the 3D printing consumable monitoring device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220010386.4U CN217073384U (en) | 2022-01-05 | 2022-01-05 | 3D printing consumables monitoring devices and use its 3D printer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220010386.4U CN217073384U (en) | 2022-01-05 | 2022-01-05 | 3D printing consumables monitoring devices and use its 3D printer |
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| CN217073384U true CN217073384U (en) | 2022-07-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116442518A (en) * | 2023-03-30 | 2023-07-18 | 苏州研拓自动化科技有限公司 | Equipment based on macromolecular material 3D prints |
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- 2022-01-05 CN CN202220010386.4U patent/CN217073384U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116442518A (en) * | 2023-03-30 | 2023-07-18 | 苏州研拓自动化科技有限公司 | Equipment based on macromolecular material 3D prints |
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