CN108621422B - Leveling mechanism for 3D printer - Google Patents
Leveling mechanism for 3D printer Download PDFInfo
- Publication number
- CN108621422B CN108621422B CN201810325724.1A CN201810325724A CN108621422B CN 108621422 B CN108621422 B CN 108621422B CN 201810325724 A CN201810325724 A CN 201810325724A CN 108621422 B CN108621422 B CN 108621422B
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- Prior art keywords
- contact
- electric telescopic
- contact piece
- rod
- metal rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/245—Platforms or substrates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
Abstract
The invention provides a leveling mechanism for a 3D printer, which comprises: the device comprises a support plate and an adjusting plate which are stacked, and further comprises four electric telescopic rods which are arranged between the support plate and the adjusting plate and used for adjusting the adjusting plate, wherein the four electric telescopic rods are respectively arranged at four corners of the support plate; contact pins controlled by buoyancy of liquid are arranged on the adjusting plate, and when the contact pins are in contact with any one of the first contact piece or the second contact piece, the storage battery is electrically connected with the corresponding electric telescopic rod. The invention has the beneficial effects that: the 3D printer can be well leveled through the leveling device, and the 3D printer is conveniently leveled.
Description
Technical Field
The invention relates to the technical field of 3D printing, in particular to a leveling mechanism for a 3D printer.
Background
3D printing is one of rapid prototyping technologies, and is a technology for constructing an object by using a bondable material such as powdered metal or plastic and the like and by using a layer-by-layer printing mode on the basis of a digital model file. The method is often used for manufacturing models in the fields of mold manufacturing, industrial design and the like, and is gradually used for directly manufacturing some products.
Most of the leveling mechanisms for photosensitive resin 3D printers on the market at present are three-point or four-point leveling. The adjusting plate and the platform are arranged up and down, the adjusting plate is connected with the platform through screws arranged along the axial direction, springs are sleeved on the portions, located between the adjusting plate and the platform, of the screws, and butterfly nuts serving as leveling nuts are connected to the ends, penetrating out of the adjusting plate, of the screws. The four dish-shaped nuts can be screwed or unscrewed to level the four corners of the platform, so that the platform is parallel to the material tray.
The leveling effect of the above-described conventional leveling mechanism is not particularly good.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a leveling mechanism for a 3D printer.
The invention is realized by the following technical scheme:
the invention provides a leveling mechanism for a 3D printer, which comprises: the device comprises a support plate and an adjusting plate which are stacked, and further comprises four electric telescopic rods which are arranged between the support plate and the adjusting plate and used for adjusting the adjusting plate, wherein the four electric telescopic rods are respectively arranged at four corners of the support plate;
the liquid-filled adjusting plate is characterized by further comprising an accommodating cavity arranged on the adjusting plate, liquid is arranged in the accommodating cavity, and a cylinder body is arranged on the bottom wall of the accommodating cavity; a support rod is arranged in the cylinder body, the support rod is connected with a floater through a universal joint, and a contact pin is arranged on the floater;
four first contact pieces and four second contact pieces are arranged on the inner side wall of the barrel in a surrounding mode, and the first contact pieces and the second contact pieces are arranged alternately; the first contact piece is electrically connected with one corresponding electric telescopic rod, and the second contact piece is electrically connected with two corresponding adjacent electric telescopic rods; the contact pin is connected with a storage battery; when the contact pin is in contact with any one of the first contact piece or the second contact piece, the storage battery is electrically connected with the corresponding electric telescopic rod.
Preferably, the electric telescopic rod further comprises a locking device arranged on each electric telescopic rod;
the electric telescopic rod comprises a first metal rod, a second metal rod and a driving device, wherein the second metal rod is nested in the first metal rod and is in sliding connection with the first metal rod;
the locking device includes: the electromagnet is arranged on the first metal rod, and the second metal rod is adsorbed when the electromagnet is electrified; the locking bolt is in threaded connection with the first metal rod and is pressed against the second metal rod when the locking bolt is locked;
and a third contact piece is arranged on the top plate of the barrel, and when the contact pin is in contact with the third contact piece, the electromagnet is electrically connected with the storage battery.
Preferably, the barrel is a truncated cone-shaped barrel, the supporting rod is a telescopic supporting rod, and the third contact piece is connected with the top of the truncated cone-shaped barrel through an adjusting screw rod.
Preferably, the first contact piece and the second contact piece extend to the top plate of the barrel, and the bending positions of the first contact piece and the second contact piece are arc-shaped bends.
Preferably, the support plate further comprises a support frame arranged on one side of the support plate, which is far away from the adjusting plate.
Preferably, the part of the contact pin located within the liquid is wrapped with an insulating layer.
The invention has the beneficial effects that: the 3D printer can be well leveled through the leveling device, and the 3D printer is conveniently leveled.
Drawings
Fig. 1 is a schematic structural diagram of a leveling mechanism for a 3D printer according to an embodiment of the present invention.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of 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.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "square," and "over" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or uses of other materials.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a leveling mechanism for a 3D printer according to the present invention.
The invention provides a leveling mechanism for a 3D printer, which comprises: the support base 1 comprises a support plate and an adjusting plate 5 which are stacked, and further comprises four electric telescopic rods which are arranged between the support plate and the adjusting plate 5 and used for adjusting the adjusting plate 5, wherein the four electric telescopic rods are respectively arranged at four corners of the support plate;
the liquid-filled adjustable plate is characterized by further comprising an accommodating cavity 7 arranged on the adjusting plate 5, liquid is arranged in the accommodating cavity 7, and a cylinder body 12 is arranged on the bottom wall of the accommodating cavity 7; a support rod 13 is arranged in the cylinder 12, the support rod 13 is connected with a floater 14 through a universal joint, and a contact pin 9 is arranged on the floater 14;
four first contact pieces 8 and four second contact pieces 11 are arranged on the inner side wall of the barrel 12 in a surrounding manner, and the first contact pieces 8 and the second contact pieces 11 are alternately arranged; the first contact piece 8 is electrically connected with one corresponding electric telescopic rod, and the second contact piece 11 is electrically connected with two corresponding adjacent electric telescopic rods; a storage battery is connected to the contact pin 9; when the contact pin 9 is in contact with any one of the first contact piece 8 or the second contact piece 11, the storage battery is electrically connected with the corresponding electric telescopic rod.
Preferably, the electric telescopic rod further comprises a locking device arranged on each electric telescopic rod;
the electric telescopic rod comprises a first metal rod 2, a second metal rod 4 nested in the first metal rod and connected with the first metal rod in a sliding manner, and a driving device for driving the second metal rod 4 to slide;
the locking device includes: the electromagnet 6 is arranged on the first metal rod, and the second metal rod 4 is adsorbed when the electromagnet 6 is electrified; the locking bolt 3 is in threaded connection with the first metal rod, and when the locking bolt 3 is locked, the locking bolt 3 is pressed against the second metal rod 4;
the top plate of the cylinder 12 is provided with a third contact piece 10, and when the contact pin 9 is in contact with the third contact piece 10, the electromagnet 6 is electrically connected with the storage battery.
Preferably, the cylinder 12 is a truncated cone-shaped cylinder 12, the support rod 13 is a telescopic support rod 13, and the third contact piece 10 is connected with the top of the truncated cone-shaped cylinder 12 through an adjusting screw.
Preferably, the first contact piece 8 and the second contact piece 11 extend to a top plate of the barrel 12, and the bent portions of the first contact piece 8 and the second contact piece 11 are arc-shaped bends.
Preferably, the adjusting device further comprises a supporting frame arranged on one side of the supporting plate, which is far away from the adjusting plate 5.
Preferably, the part of the contact pin 9 located within the liquid is wrapped with an insulating layer.
In the technical scheme, the 3D printer can be leveled well by the aid of the leveling device, and the 3D printer is conveniently leveled.
In order to facilitate understanding of the leveling mechanism for the 3D printer provided in the embodiments of the present invention, the following detailed description is made with reference to specific embodiments.
With continued reference to fig. 1, the present invention provides a leveling mechanism for a 3D printer, the leveling mechanism for a 3D printer including: the adjustable electric telescopic handle comprises a support plate and an adjusting plate 5 which are stacked, and four electric telescopic rods, wherein the electric telescopic rods are respectively located at four corners of the support plate, two ends of each electric telescopic rod are respectively connected with the support plate and the adjusting plate 5, and when the adjustable electric telescopic handle is adjusted, the four electric telescopic rods stretch out and draw back to achieve the leveling of the adjusting plate 5.
When the electric telescopic rod is specifically arranged, the electric telescopic rod comprises a first metal rod, a second metal rod 4 which is nested in the first metal rod and is in sliding connection with the first metal rod, and a driving device for driving the second metal rod 4 to slide; the driving device can be a gear rack structure driven by a motor, or a linear motor is adopted, and a stator and a rotor of the linear motor are respectively and fixedly connected with the first metal rod and the second metal rod 4.
When the electric telescopic rod is adjusted in a specific leveling process, the four electric telescopic rods are adjusted by supplying power to the four electric telescopic rods. Specifically, the leveling structure comprises an accommodating cavity 7 arranged on the adjusting plate 5, and liquid is arranged in the accommodating cavity 7; and the accommodating chamber 7 is a sealed accommodating chamber 7. In addition, a cylinder 12 is arranged on the bottom wall of the accommodating cavity 7; a support rod 13 is arranged in the cylinder 12, the support rod 13 is connected with a floater 14 through a universal joint, and the part of the floater 14 positioned in the liquid is wrapped by an insulating layer. The float 14 is provided with a contact pin 9, and the float 14 floats on the surface of the liquid; in addition, four first contact pieces 8 and four second contact pieces 11 are arranged on the inner side wall of the barrel 12 in a surrounding manner, and the first contact pieces 8 and the second contact pieces 11 are alternately arranged; the first contact piece 8 is electrically connected with one corresponding electric telescopic rod, and the second contact piece 11 is electrically connected with two corresponding adjacent electric telescopic rods; a storage battery is connected to the contact pin 9; when the contact pin 9 is in contact with any one of the first contact piece 8 or the second contact piece 11, the storage battery is electrically connected with the corresponding electric telescopic rod.
For example, the four electric telescopic rods are respectively a first electric telescopic rod, a second electric telescopic rod, a third electric telescopic rod and a fourth electric telescopic rod, and then the four corresponding first contact pieces are; first contact a, first contact b, first contact c and first contact d, wherein first contact a is connected with first electric telescopic handle, first contact b is connected with second electric telescopic handle, first contact c is connected with third electric telescopic handle, first contact d is connected with fourth electric telescopic handle. In addition, four second contact ratio divide into second contact e, second contact f, second contact g and second contact h, wherein, second contact e is connected with first electric telescopic handle and second electric telescopic handle respectively, and second contact f is connected with second electric telescopic handle and third electric telescopic handle respectively, and second contact g is connected with third electric telescopic handle and fourth electric telescopic handle respectively, and second contact f is connected with fourth electric telescopic handle and first electric telescopic handle respectively.
When the adjusting plate 5 is inclined, the liquid level is also inclined, the corresponding floater 14 is also inclined, and the contact pin 9 is driven to incline, so that the contact pin 9 touches one of the first contact piece 8 and the second contact piece 11, the corresponding storage battery is conducted with the electric telescopic rod corresponding to the contact piece, and the electric telescopic rod is driven to extend out, and the adjustment is realized. If the second contact piece 11 is contacted, the corresponding two electric telescopic rods driving the second contact piece 11 correspondingly extend out, so as to level the adjusting plate 5.
After the leveling is completed, the adjustment plate 5 needs to be locked. Therefore, the leveling mechanism provided by the application further comprises a locking device arranged on each electric telescopic rod; wherein, this locking device includes: the electromagnet 6 is arranged on the first metal rod, and the second metal rod 4 is adsorbed when the electromagnet 6 is electrified; the locking bolt 3 is in threaded connection with the first metal rod, and when the locking bolt 3 is locked, the locking bolt 3 is pressed against the second metal rod 4;
the top plate of the cylinder 12 is provided with a third contact piece 10, and when the contact pin 9 is in contact with the third contact piece 10, the electromagnet 6 is electrically connected with the storage battery. After leveling is completed, the contact pin 9 is separated from contact with the first contact piece 8 and the second contact piece 11 and is in contact with the third contact piece 10 on the top of the barrel body, at the moment, the electromagnet 6 is conducted with the storage battery, the electromagnet 6 adsorbs the second metal rod 4, and therefore the position of the second metal rod 4 is locked.
In order to adjust the precision of the whole device conveniently, the cylinder 12 is a truncated cone-shaped cylinder 12, the support rod 13 is a telescopic support rod 13, and the third contact piece 10 is connected with the top of the truncated cone-shaped cylinder 12 through an adjusting screw rod. When the device is arranged, the first contact piece 8 and the second contact piece 11 extend to the top plate of the barrel 12, and the bent parts of the first contact piece 8 and the second contact piece 11 are arc-shaped bends. When setting, the height of the stylus 9 can be adjusted by adjusting the length of the support rod 13, and since the barrel body takes a truncated cone shape, the higher the stylus 9 is, the smaller the distance from the inner side wall of the cylinder is, and the higher the accuracy of the adjustment is. In addition, the height of the third contact piece 10 is adjusted by an adjusting bolt, so that when the contact pin 9 is correspondingly adjusted, the third contact piece 10 can be correspondingly adjusted to ensure that the electric telescopic rod can be locked.
In addition, the leveling device also comprises a supporting frame arranged on one side of the supporting plate, which is far away from the adjusting plate 5.
According to the leveling device, the 3D printer can be well leveled through the leveling device, and the 3D printer is conveniently leveled.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a leveling mechanism for 3D printer which characterized in that includes: the device comprises a support plate and an adjusting plate which are stacked, and further comprises four electric telescopic rods which are arranged between the support plate and the adjusting plate and used for adjusting the adjusting plate, wherein the four electric telescopic rods are respectively arranged at four corners of the support plate;
the liquid-filled adjusting plate is characterized by further comprising an accommodating cavity arranged on the adjusting plate, liquid is arranged in the accommodating cavity, and a cylinder body is arranged on the bottom wall of the accommodating cavity; a support rod is arranged in the cylinder body, the support rod is connected with a floater through a universal joint, and a contact pin is arranged on the floater;
four first contact pieces and four second contact pieces are arranged on the inner side wall of the barrel in a surrounding mode, and the first contact pieces and the second contact pieces are arranged alternately; each first contact piece is electrically connected with one of the four electric telescopic rods, and each second contact piece is electrically connected with two adjacent electric telescopic rods of the four electric telescopic rods; the contact pin is connected with a storage battery; when the contact pin is in contact with any one of the first contact piece or the second contact piece, the storage battery is electrically connected with the corresponding electric telescopic rod.
2. The leveling mechanism for the 3D printer according to claim 1, further comprising a locking device disposed on each of the electric telescopic rods;
the electric telescopic rod comprises a first metal rod, a second metal rod and a driving device, wherein the second metal rod is nested in the first metal rod and is in sliding connection with the first metal rod;
the locking device includes: the electromagnet is arranged on the first metal rod, and the second metal rod is adsorbed when the electromagnet is electrified; the locking bolt is in threaded connection with the first metal rod and is pressed against the second metal rod when the locking bolt is locked;
and a third contact piece is arranged on the top plate of the barrel, and when the contact pin is in contact with the third contact piece, the electromagnet is electrically connected with the storage battery.
3. The leveling mechanism for the 3D printer according to claim 2, wherein the cylinder is a truncated cone-shaped cylinder, the support rod is a telescopic support rod, and the third contact piece is connected with the top of the truncated cone-shaped cylinder through an adjusting screw rod.
4. The leveling mechanism for the 3D printer according to claim 2, wherein the first contact piece and the second contact piece extend to a top plate of the barrel, and the bending positions of the first contact piece and the second contact piece are arc-shaped bends.
5. The leveling mechanism for the 3D printer according to claim 1, further comprising a support frame disposed on a side of the support plate facing away from the adjustment plate.
6. The leveling mechanism for a 3D printer according to claim 1, wherein a portion of the stylus located within the liquid is wrapped with an insulating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810325724.1A CN108621422B (en) | 2018-04-04 | 2018-04-04 | Leveling mechanism for 3D printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810325724.1A CN108621422B (en) | 2018-04-04 | 2018-04-04 | Leveling mechanism for 3D printer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108621422A CN108621422A (en) | 2018-10-09 |
| CN108621422B true CN108621422B (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810325724.1A Expired - Fee Related CN108621422B (en) | 2018-04-04 | 2018-04-04 | Leveling mechanism for 3D printer |
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| CN (1) | CN108621422B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110682398B (en) * | 2019-10-10 | 2021-10-15 | 温州企一家具有限公司 | Conveniently adjust balanced clay sculpture printer of print table |
| CN114506078B (en) * | 2022-04-20 | 2022-07-01 | 徐州瑞缔新材料科技有限公司 | Photocuring 3D printer |
| CN115138872B (en) * | 2022-06-30 | 2024-01-26 | 安徽省春谷3D打印智能装备产业技术研究院有限公司 | Laser 3D prints and uses platform stabilising arrangement |
| CN115430845B (en) * | 2022-08-01 | 2023-06-06 | 汕头大学 | Leveling device of 3D printer |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1732172A1 (en) * | 1988-04-18 | 1992-05-07 | Центральный Научно-Исследовательский И Проектно-Конструкторский Институт Механизации И Энергетики Лесной Промышленности | Liquid level indicator in hydraulic system vessel with spent liquid |
| CN1439773A (en) * | 2002-02-19 | 2003-09-03 | 南文辉 | Transversal wave control system of level-control road materials spreader |
| CN105172138B (en) * | 2015-08-19 | 2017-11-28 | 珠海天威飞马打印耗材有限公司 | The method of work of platform assembly, digital light processing three-dimensional printer and platform assembly |
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| CN108621422A (en) | 2018-10-09 |
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Granted publication date: 20200728 Termination date: 20210404 |