CN109894613B - 3D printer bottom plate leveling device and method - Google Patents
3D printer bottom plate leveling device and method Download PDFInfo
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- CN109894613B CN109894613B CN201910217602.5A CN201910217602A CN109894613B CN 109894613 B CN109894613 B CN 109894613B CN 201910217602 A CN201910217602 A CN 201910217602A CN 109894613 B CN109894613 B CN 109894613B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention provides a 3D printer bottom plate leveling device which comprises a measuring bar and a measuring and reading device, wherein the measuring bar is used for being longitudinally slidably placed on a processing platform of a 3D printer processing area, the measuring and reading device comprises a reader and a probe, the reader is transversely slidably connected onto the measuring bar, one end of the probe is vertically movably arranged on the reader, the other end of the probe protrudes out of the vertical side of the measuring bar and is used for being in contact with a bottom plate of the 3D printer processing area, and the reader is used for converting the vertical displacement of the probe into a number for displaying; according to the 3D printer bottom plate leveling method provided by the invention, the adjusting parameters can be visually obtained, and the 3D printer bottom plate leveling efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of 3D printing, and particularly relates to a 3D printer bottom plate leveling device and method.
Background
Adopt appurtenance can both effectively improve the convenient degree and the accuracy of using 3D printing apparatus.
In the bottom plate adjusting process of the powder bed type metal 3D printing equipment, a general adjusting mode is to use a feeler gauge and a detection tool with a higher flatness plane to judge the flatness conditions of different positions of the bottom plate, but the adjusting mode cannot obtain intuitive adjusting parameters.
Disclosure of Invention
One of the purposes of the present invention is to provide a 3D printer bottom plate leveling device to solve the technical problem that in the prior art, the bottom plate adjusting process of the metal 3D printing apparatus cannot obtain intuitive adjusting parameters.
In order to realize one of the purposes, the invention adopts the technical scheme that: the utility model provides a 3D printer bottom plate levelling device, includes volume strip and measurement reading device, the volume strip is used for vertically sliding ground to place on the processing platform in 3D printer processing area, the measurement reading device includes reader and probe, the reader transversely slides ground and connects on the volume strip, the one end of probe can set up vertically movably on the reader, the other end of probe is outstanding the vertical one side of volume strip is used for contacting with the bottom plate in 3D printer processing area, the reader is used for with the vertical displacement of probe turns into the digit and shows.
Further, the measurement reading device is a dial indicator or a dial indicator.
Furthermore, a sliding block is connected to the measuring strip in a sliding mode, and the reader is detachably fixed to the sliding block.
Furthermore, the sliding block is provided with a U-shaped groove, and the groove wall of the U-shaped groove comprises a bottom groove wall and side groove walls which are respectively arranged on two sides of the bottom groove wall;
the side face, deviating from the machining platform, of the measuring bar in the vertical direction is set as a sliding face, a first side face and a second side face are respectively set on two side faces of the measuring bar in the longitudinal direction, the sliding face is in contact with the bottom groove wall, the first side face is in contact with the side groove wall, and the second side face is in contact with the other side groove wall.
Furthermore, the measurement reading device further comprises a sleeve, the sleeve is detachably connected to the sliding block, the probe penetrates through the sleeve, and the sleeve is fixed to the reader.
Further, the measuring bar is a marble bar.
The leveling device for the bottom plate of the 3D printer has the beneficial effects that: compared with the prior art, the 3D printer bottom plate leveling device provided by the invention can be used for adjusting the bottom plate of the 3D printer processing area to keep a better parallelism with the processing platform, so that the processing effect of the initial layer of the part to be processed is ensured. The leveling device can effectively detect the parallelism deviation between the bottom plate and the processing platform, is simple to operate, obtains visual adjusting parameter data, and is convenient for a 3D printer user to check the deviation of the bottom plate and quickly adjust the deviation. Therefore, the deviation of the flatness of the bottom plate after the bottom plate is installed on the machining platform can be conveniently detected, and the accuracy of bottom plate adjustment can be effectively ensured. This levelling device easy operation, can match the use that different size measuring strip satisfied different shaping 3D printers, simultaneously through the regulative mode of bottom plate, can quantify the roughness condition of bottom plate, make clear of the numerical value of the regulation of bottom plate and promote regulation efficiency. The measuring bar is a universal measuring tool, and the measuring bar can be stably placed on the processing platform. The probe is convenient for contact with the bottom plate, the contact area of the probe and the bottom plate is small, and the influence of the friction force between the probe and the bottom plate on the measurement reading device is reduced.
The second purpose of the invention is to provide a method for leveling a bottom plate of a 3D printer, and in order to achieve the second purpose, the invention adopts the technical scheme that: the device comprises a 3D printer bottom plate leveling device and further comprises the following steps:
s1: setting at least one detection area on a bottom plate of a 3D printer processing area;
s2: selecting a detection area, placing the measuring strip on a processing platform of a 3D printer processing area, and enabling the probe to abut against a bottom plate of the detection area;
s3: keeping the relative position of the measuring strip on the processing platform of the processing area of the 3D printer unchanged, sliding the reader along the measuring strip to measure the transverse reading in the detection area, and/or keeping the relative position of the reader on the measuring strip unchanged, sliding the measuring strip on the processing platform of the processing area of the 3D printer to measure the longitudinal reading in the detection area; to read by the reader readings from more than three positions on the base plate that are not completely collinear;
s4: judging whether all the detection areas are detected, if not, executing step S2, and if all the detection areas are detected, executing step S5;
s5: screening out the maximum reading and the minimum reading displayed by the reader;
judging whether the difference value of the maximum reading and the minimum reading is within a first preset error range, and if the difference value of the maximum reading and the minimum reading is within the first preset error range, executing step S7; if the difference between the maximum reading and the minimum reading exceeds the first preset error range, executing step S6;
s6: adjusting the height of the bottom plate according to the difference value of the maximum reading and the minimum reading;
s7: judging whether the difference between the alignment reading and the maximum reading or/and the difference between the alignment reading and the minimum reading are/is within a second preset error range, and if the difference between the alignment reading and the maximum reading or/and the difference between the alignment reading and the minimum reading are/is within the second preset error range, executing step S9; if the difference between the alignment reading and the maximum reading or/and the difference between the alignment reading and the minimum reading exceeds the second preset error range, executing step S8; wherein the alignment reading is a reading on the reader when the end of the probe is level with the vertical side of the dipstick;
s8: adjusting the overall height of the base plate according to the difference between the alignment reading and the maximum reading or/and the difference between the alignment reading and the minimum reading;
s9: and finishing leveling.
Further, the following steps performed before step S1 or between step S1 and step S2 are also included:
s1-1: the height of the floor in the 3D printer processing area is lowered.
Further, the step S2 is executed again in step S8, or/and the step S2 is executed again in step S6.
Further, in step S3, the sliding direction of the reader on the measuring bar is perpendicular to the length direction of the processing platform of the processing area of the 3D printer.
The leveling method for the bottom plate of the 3D printer, provided by the invention, has the beneficial effects that: compared with the prior art, the 3D printer bottom plate leveling method is convenient for measuring the reading of any position of the bottom plate on the reader, determining whether the bottom plate is flat or not through the difference value of the maximum reading and the minimum reading, and determining the height difference between the bottom plate and the machining platform according to the difference value of the alignment reading and the maximum reading or/and the difference value of the alignment reading and the minimum reading.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a first structural schematic diagram of a 3D printer bottom plate leveling device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a leveling device for a bottom plate of a 3D printer according to an embodiment of the present invention;
fig. 3 is a first flowchart of a 3D printer base plate leveling method according to an embodiment of the present invention;
fig. 4 is a first detection area distribution diagram of a base plate of a 3D printer base plate leveling method according to an embodiment of the present invention;
fig. 5 is a distribution diagram of a detection area of a base plate of a 3D printer base plate leveling method according to an embodiment of the present invention;
fig. 6 is a distribution diagram of a detection area of a base plate of a 3D printer base plate leveling method according to an embodiment of the present invention;
fig. 7 is a second flowchart of a method for leveling a bottom plate of a 3D printer according to an embodiment of the present invention;
fig. 8 is a third flowchart of a 3D printer bottom plate leveling method according to an embodiment of the present invention;
fig. 9 is a fourth flowchart of a method for leveling a bottom plate of a 3D printer according to an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
1. measuring the strips; 11. placing the noodles; 12. a sliding surface; 13. a first side surface; 14. a second side surface; 2. a measurement and reading device; 21. a reader; 22. a probe; 23. a sleeve; 31. a processing platform; 32. a base plate; 4. a slider; 41. a U-shaped groove; 411. a bottom slot wall; 412. side groove walls; 51. a first region; 52. a second region; 53. a third region; 54. and a fourth region.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and 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 is therefore not to be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, 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 specifically defined otherwise.
Referring to fig. 1 and fig. 2 together, a 3D printer bottom plate leveling device according to the present invention will now be described. The utility model provides a 3D printer bottom plate levelling device, including volume strip 1 and measurement reading device 2, volume strip 1 is used for vertically slidable place on the processing platform 31 of 3D printer processing area, measurement reading device 2 includes reader 21 and probe 22, reader 21 is connected on volume strip 1 transversely slidable, the one end of probe 22 can set up on reader 21 vertically movably, the other end of probe 22 stands out the vertical one side of volume strip 1 and is used for contacting with the bottom plate 32 of 3D printer processing area, reader 21 is used for turning into the vertical displacement of probe 22 the figure and shows.
When the device is used, the measuring strip 1 is placed on the processing platform 31, the length direction of the measuring strip 1 is arranged along the transverse direction of the processing platform 31, and the width direction of the measuring strip 1 is arranged along the longitudinal direction of the processing platform 31; the measuring strip 1 is fixed (namely the relative position of the measuring strip 1 and the processing platform 31 is unchanged) and the measuring and reading device 2 is moved along the transverse direction, so that the flatness and parallelism of the processing bottom plate 32 along the transverse direction can be determined through the reading displayed by the reader 21; by moving the measuring bar 1 in the longitudinal direction and moving the measuring and reading device 2 without movement (i.e. by moving the measuring and reading device 2 and the measuring bar 1 in a fixed relative position), the flatness and parallelism of the work substrate 32 in the longitudinal direction can be determined by the readings displayed by the reader 21.
Compared with the prior art, the leveling device for the bottom plate of the 3D printer provided by the invention has the advantages that the reading of any position of the bottom plate 32 is read through the leveling device, the intuitive adjusting parameter data on the reader 21 is obtained, the height difference between the bottom plate 32 and the processing platform 31 is adjusted according to the reading, the bottom plate 32 in the processing area of the 3D printer is adjusted to keep good parallelism with the processing platform 31, and the processing effect of the initial layer of a part to be processed is ensured. The parallelism, i.e. the base plate 32, is flush with the processing platform 31. The leveling device can effectively detect the parallelism deviation between the bottom plate 32 and the processing platform 31, and only the measuring bar 1 needs to be placed on the processing platform 31 and then the measuring bar 1 or the sliding probe 22 needs to be moved, so that the operation is simple. The reading of the arbitrary position of bottom plate 32 is read, obtains the deviation of bottom plate 32 through the difference between minimum reading and the biggest reading on the reader 21, can conveniently detect how much deviation exists in the back roughness of bottom plate 32 installing on processing platform 31, can effectively ensure the accuracy that bottom plate 32 adjusted. The flatness of the bottom plate 32, i.e., the surface of the bottom plate 32, is horizontal. This levelling device can match the use that different size measuring strip 1 satisfied different shaping 3D printers, can quantify the roughness and the depth of parallelism condition of bottom plate 32, and then the regulation roughness of clear and definite bottom plate 32 and the concrete numerical value of adjusting the depth of parallelism promote regulation efficiency. The measuring bar 1 is a universal measuring tool, and the measuring bar 1 can be stably placed on the processing platform 31. The probe 22 is convenient to contact the base plate 32, the contact area of the probe 22 and the base plate 32 is small, and the influence of the friction force between the probe 22 and the base plate 32 on the measurement and reading device 2 is reduced.
Further, referring to fig. 1 and fig. 2 together, as an embodiment of the leveling device for the bottom plate of the 3D printer provided by the present invention, the measurement reading device 2 is a dial indicator or a dial indicator.
The dial indicator or the dial indicator is convenient to use and read.
Further, referring to fig. 1 and fig. 2 together, as an embodiment of the leveling device for the bottom plate of the 3D printer provided by the present invention, a sliding block 4 is slidably connected to the measuring strip 1, and the reader 21 is detachably fixed on the sliding block 4.
The reader 21 is connected to the measuring strip 1 through the sliding block 4 in a sliding mode, the reading device 2 is measured and slides on the measuring strip 1, and the measuring strip is simple in structure and very practical. The reader 21 may be removed from the slide 4 to remove the measurement reading device 2 from the slide 4 for replacement with a new measurement reading device 2.
Further, referring to fig. 1 and fig. 2 together, as a specific embodiment of the leveling device for the bottom plate of the 3D printer provided by the present invention, a U-shaped slot 41 is disposed on the sliding block 4, a slot wall of the U-shaped slot 41 includes a bottom slot wall 411 and side slot walls 412 respectively disposed at two sides of the bottom slot wall 411;
the side surface of the measuring bar 1, which is away from the processing platform 31 in the vertical direction, is set as a sliding surface 12, the two side surfaces of the measuring bar 1 in the longitudinal direction are respectively set as a first side surface 13 and a second side surface 14, the sliding surface 12 is in contact with the bottom groove wall 411, the first side surface 13 is in contact with the side groove wall 412, and the second side surface 14 is in contact with the other side groove wall 412.
The sliding block 4 and the measuring strip 1 are connected together through the U-shaped groove 41, and the connecting structure of the sliding block 4 and the measuring strip 1 is simple and very practical. The U-shaped groove 41 and the sliding block 4 have more contact areas, the sliding block 4 is not easy to separate from the measuring strip 1, and the sliding block 4 and the measuring strip 1 are stably connected.
Further, referring to fig. 1 and fig. 2 together, as a specific embodiment of the leveling device for the bottom plate of the 3D printer provided by the present invention, the measurement and reading device 2 further includes a sleeve 23, the sleeve 23 is detachably connected to the slider 4, the probe 22 is inserted into the sleeve 23, and the sleeve 23 is fixed on the reader 21.
The sleeve 23 plays a role in protecting the probe 22, so that the probe 22 is not easy to damage, and the sleeve 23 enables the reader 21 to be detachably connected to the sliding block 4, so that the structure is simple and practical.
Specifically, the sleeve 23 and the slider 4 are connected by screws.
Further, referring to fig. 1 and fig. 2 together, as an embodiment of the leveling device for the bottom plate of the 3D printer provided by the present invention, the measuring bar 1 is a marble bar.
The marble strip is simple in structure and convenient to use, and meanwhile, the leveling device is matched with marble strips with different lengths, so that the leveling device can be suitable for metal 3D printing equipment with different sizes. An appropriate matching marble strip is selected according to the size of the bottom plate 32, the marble strip is a universal measuring tool, and the surface of the marble strip, which is in contact with the processing platform 31, has extremely high parallelism.
Referring to fig. 1 and 3, the present invention further provides a leveling method for a bottom plate of a 3D printer, including a leveling device for the bottom plate 32 of the 3D printer, S1: setting at least one detection area on a bottom plate 32 of a 3D printer processing area;
s2: selecting a detection area, placing the measuring strip 1 on a processing platform 31 of a 3D printer processing area, and enabling the probe 22 to abut against a bottom plate 32 of the detection area;
s3: keeping the relative position of the measuring strip 1 on the processing platform 31 of the processing area of the 3D printer unchanged, sliding the reader 21 along the measuring strip 1 to measure lateral readings in the detection area, and/or keeping the relative position of the reader 21 on the measuring strip 1 unchanged, sliding the measuring strip 1 on the processing platform 31 of the processing area of the 3D printer to measure longitudinal readings in the detection area; to read by said reader 21 more than three positions on the base plate 32 which are not perfectly collinear;
s4: judging whether all the detection areas are detected, if not, executing step S2, and if all the detection areas are detected, executing step S5;
s5: screening out the maximum and minimum readings displayed by the reader 21;
judging whether the difference value of the maximum reading and the minimum reading is within a first preset error range, and if the difference value of the maximum reading and the minimum reading is within the first preset error range, executing step S7; if the difference between the maximum reading and the minimum reading exceeds the first preset error range, executing step S6;
s6: adjusting the height of the base plate 32 based on the difference between the maximum reading and the minimum reading;
s7: judging whether the difference between the alignment reading and the maximum reading or/and the difference between the alignment reading and the minimum reading is within a second preset error range, and if the difference between the alignment reading and the maximum reading or/and the difference between the alignment reading and the minimum reading is within the second preset error range, executing step S9; if the difference between the alignment reading and the maximum reading or/and the difference between the alignment reading and the minimum reading exceeds the second preset error range, executing step S8; wherein the alignment reading is the reading on the reader 21 when the end of the probe 22 is level with the vertical side of the dipstick 1;
s8: adjusting the overall height of the base plate 32 based on the difference between the alignment reading and the maximum reading or/and the difference between the alignment reading and the minimum reading;
s9: and finishing leveling.
The 3D printer bottom plate leveling method provided by the invention is convenient for measuring the reading of any position of the bottom plate 32 on the reader 21, determining whether the bottom plate 32 is flat or not through the difference value between the maximum reading and the minimum reading, and determining the height difference between the bottom plate 32 and the processing platform 31 according to the difference value between the alignment reading and the maximum reading or/and the difference value between the alignment reading and the minimum reading, and can accurately adjust the installation height of the bottom plate 32.
Specifically, as shown in fig. 4, in step S1, one detection region is provided, and the detection region is the entire placement surface of the floor panel. In step S3, the sliding direction of the reader 21 on the measuring bar 1 is perpendicular to the length direction of the processing platform 31 of the processing area of the 3D printer, and the reader 21 positions the measuring bar 1 in a certain direction along the X-axis parallel to the bottom plate 32 in the sliding direction on the measuring bar 1, so that the user can better use the leveling device. In step S4, the slide direction of the measuring bar 1 on the processing platform 31 of the 3D printer processing area is parallel to the Y-axis of the base plate 32.
Specifically, as shown in fig. 5, in step S1, four detection regions are set, including a first region 51, a second region 52, a third region 53, and a fourth region 54, each of which has an inner angle of the bottom plate.
Specifically, as shown in fig. 6, in step S1, two detection regions are set, including the first region 51 and the second region 52, each of which has two inner angles of the bottom plate 32.
Further, referring to fig. 7 and 8, as an embodiment of the method for leveling the bottom plate of the 3D printer provided by the present invention, the method further includes the following steps performed before step S1 or between step S1 and step S2:
s1-1: the height of the floor 32 in the 3D printer processing area is lowered.
The height of the bottom plate 32 is lower than that of the processing platform 31, and the measuring strips 1 are all placed on the processing platform 31.
Further, referring to fig. 9, as an embodiment of the 3D printer base plate leveling method provided by the present invention, the step S8 further includes re-executing the step S2, or/and the step S6 further includes re-executing the step S2.
The detection area is re-measured to ensure the accuracy of the adjustment of the base plate 32.
Further, referring to fig. 3, as an embodiment of the method for leveling the bottom plate of the 3D printer according to the present invention, in step S5, the height of the bottom plate 32 corresponding to the minimum reading is adjusted by adding a spacer; in step S7, the overall height of the base plate 32 is adjusted by adding shims.
The gasket with the proper size is selected according to the difference between the maximum reading and the minimum reading, and the gasket is practical and convenient to use. According to the difference between the alignment reading and the maximum reading, a gasket with a proper size is selected, the gasket is practical and convenient to use, and the adjusting speed is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a 3D printer bottom plate levelling device, its characterized in that includes volume strip and measurement reading device, the volume strip is used for vertically slidable ground to place on the processing platform of 3D printer processing area, the measurement reading device includes reader and probe, reader transversely slidable ground is connected on the volume strip, the one end of probe can set up vertically movably on the reader, the other end of probe is outstanding the vertical one side of volume strip is used for contacting with the bottom plate of 3D printer processing area, the reader is used for with the vertical displacement of probe turns into the digit and shows.
2. The 3D printer bottom plate leveling device according to claim 1, wherein the measurement reading device is a dial indicator or a dial indicator.
3. The 3D printer base plate leveling device according to claim 1, wherein a slider is slidably connected to the measuring bar, and the reader is detachably fixed to the slider.
4. The 3D printer bottom plate leveling device according to claim 3, wherein the slider is provided with a U-shaped groove, and the groove wall of the U-shaped groove comprises a bottom groove wall and side groove walls respectively arranged on two sides of the bottom groove wall;
the side face, deviating from the machining platform, of the measuring bar in the vertical direction is set as a sliding face, a first side face and a second side face are respectively set on two side faces of the measuring bar in the longitudinal direction, the sliding face is in contact with the bottom groove wall, the first side face is in contact with the side groove wall, and the second side face is in contact with the other side groove wall.
5. The 3D printer bottom plate leveling device according to claim 3, wherein the measurement reading device further comprises a sleeve, the sleeve is detachably connected to the sliding block, the probe penetrates through the sleeve, and the sleeve is fixed on the reader.
6. The 3D printer baseboard leveling device of claim 1, wherein the measuring bar is a marble bar.
7. A 3D printer bottom plate leveling method, comprising the 3D printer bottom plate leveling device according to any one of claims 1 to 6, further comprising the steps of:
s1: setting at least one detection area on a bottom plate of a 3D printer processing area;
s2: selecting a detection area, placing the measuring strip on a processing platform of a 3D printer processing area, and enabling the probe to abut against a bottom plate of the detection area;
s3: keeping the relative position of the measuring strip on the processing platform of the processing area of the 3D printer unchanged, sliding the reader along the measuring strip to measure the lateral reading in the detection area, and/or
Keeping the relative position of the reader on the measuring strip unchanged, and sliding the measuring strip on a processing platform of a processing area of a 3D printer to measure the longitudinal reading in the detection area; to read by the reader readings from more than three positions on the base plate that are not completely collinear;
s4: judging whether all the detection areas are detected, if not, executing step S2, and if all the detection areas are detected, executing step S5;
s5: screening out the maximum reading and the minimum reading displayed by the reader;
judging whether the difference value of the maximum reading and the minimum reading is within a first preset error range, and if the difference value of the maximum reading and the minimum reading is within the first preset error range, executing step S7; if the difference between the maximum reading and the minimum reading exceeds the first preset error range, executing step S6;
s6: adjusting the height of the bottom plate according to the difference value of the maximum reading and the minimum reading;
s7: judging whether the difference between the alignment reading and the maximum reading or/and the difference between the alignment reading and the minimum reading are/is within a second preset error range, and if the difference between the alignment reading and the maximum reading or/and the difference between the alignment reading and the minimum reading are/is within the second preset error range, executing step S9; if the difference between the alignment reading and the maximum reading or/and the difference between the alignment reading and the minimum reading exceeds the second preset error range, executing step S8; wherein the alignment reading is a reading on the reader when the end of the probe is level with the vertical side of the dipstick;
s8: adjusting the overall height of the base plate according to the difference between the alignment reading and the maximum reading or/and the difference between the alignment reading and the minimum reading;
s9: and finishing leveling.
8. The 3D printer floor leveling method according to claim 7, further comprising the following steps performed before step S1 or between step S1 and step S2:
s1-1: the height of the floor in the 3D printer processing area is lowered.
9. The method of claim 7, further comprising re-performing step S2 in step S8, or/and further comprising re-performing step S2 in step S6.
10. The method as claimed in claim 7, wherein in step S3, the sliding direction of the reader on the measuring bar is perpendicular to the length direction of the processing platform of the processing area of the 3D printer.
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| CN204085424U (en) * | 2014-09-25 | 2015-01-07 | 四川工程职业技术学院 | Piece surface pick-up unit |
| US10065270B2 (en) * | 2015-11-06 | 2018-09-04 | Velo3D, Inc. | Three-dimensional printing in real time |
| CN205573046U (en) * | 2016-05-09 | 2016-09-14 | 冉万富 | 3D printer levelling device |
| CN107478120A (en) * | 2017-09-29 | 2017-12-15 | 苏州英仕精密机械有限公司 | Lever indicator measurement apparatus |
| CN109059743A (en) * | 2018-10-20 | 2018-12-21 | 安徽省临泉县智创精机有限公司 | A kind of workbench flatness detecting device |
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