CN213082376U - 3D printer leveling subassembly and 3D printer - Google Patents

3D printer leveling subassembly and 3D printer Download PDF

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Publication number
CN213082376U
CN213082376U CN202021649324.5U CN202021649324U CN213082376U CN 213082376 U CN213082376 U CN 213082376U CN 202021649324 U CN202021649324 U CN 202021649324U CN 213082376 U CN213082376 U CN 213082376U
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China
Prior art keywords
ball
printer
shell
adjusting block
leveling assembly
Prior art date
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Active
Application number
CN202021649324.5U
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Chinese (zh)
Inventor
刘辉林
唐京科
敖丹军
陈春
严罗林
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Shenzhen Chuangxiang 3D Technology Co Ltd
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Shenzhen Chuangxiang 3D Technology Co Ltd
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Application filed by Shenzhen Chuangxiang 3D Technology Co Ltd filed Critical Shenzhen Chuangxiang 3D Technology Co Ltd
Priority to CN202021649324.5U priority Critical patent/CN213082376U/en
Priority to PCT/CN2020/140539 priority patent/WO2022032971A1/en
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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
    • 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
    • B29C64/30—Auxiliary operations or equipment
    • 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
    • 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
    • B33Y40/00—Auxiliary operations or equipment, e.g. for material handling

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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 utility model provides a 3D printer leveling subassembly and 3D printer, including the ball shell, ball cover and regulating block, the ball shell is equipped with the storage tank, the ball cover can be in storage tank reciprocating motion, the ball cover is equipped with the tight portion in top, be equipped with ball holding chamber in the tight portion in top, be equipped with the ball in the ball holding chamber, the side of the tight portion in top is equipped with the ball window, ball accessible ball window stretches out the tight portion in top, the storage tank corresponds the tight portion in top and is equipped with the oppression portion, the regulating block passes through threaded connection with the ball shell, the bolt screw passes the ball shell in proper order, ball cover and regulating block, the regulating block is used for adjusting the distance of the tight portion in top and oppression portion, make the ball press from both sides tightly. The beneficial effects of the utility model reside in that: the utility model provides a rational in infrastructure, 3D printer leveling subassembly that the reliability is high can conveniently let the 3D printer carry out the leveling to print platform through this subassembly to guarantee the printing quality in later stage.

Description

3D printer leveling subassembly and 3D printer
Technical Field
The utility model belongs to the technical field of the 3D printing technique and specifically relates to indicate a 3D printer leveling subassembly and 3D printer.
Background
3D printing, which is one of the rapid prototyping technologies, is also called additive manufacturing, which is a technology for constructing an object by using an adhesive material such as powdered metal or plastic and the like, and by printing layer by layer, based on a digital model file.
In the 3D printing process, the flatness of the printing platform directly influences the surface flatness of the printing body, so that the flatness of the printing platform is frequently required to be adjusted to improve the yield of products. In the prior art, manual leveling is usually adopted, the degree required to be adjusted and leveling judgment during manual leveling all need debugging personnel with experience, skill and judgment capability, and a printing platform is easy to be parallel to a horizontal plane, so that the manual leveling has the condition of unsatisfactory leveling precision.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: provided are a 3D printer leveling component capable of fine adjustment and a 3D printer.
In order to solve the technical problem, the utility model discloses a technical scheme be: A3D printer leveling component comprises a ball shell, a ball sleeve and an adjusting block, wherein the ball shell is provided with a containing groove, the ball sleeve can reciprocate in the containing groove, the ball sleeve is provided with a tightening part, a ball containing cavity is arranged in the tightening part, the ball accommodating cavity is internally provided with balls, the side surface of the tightening part is provided with a ball window, the balls can extend out of the tightening part through the ball window, the accommodating groove of the ball bearing shell is provided with a pressing part corresponding to the tightening part, the adjusting block is connected with the ball bearing shell through screw threads, the ball shell, the ball sleeve and the adjusting block are all provided with bolt screw through holes, bolt screws sequentially penetrate through the ball shell, the ball sleeve and the adjusting block, the adjusting block is used for adjusting the distance between the tight-pushing part of the ball sleeve and the pressing part of the ball shell, so that the ball inside the ball sleeve clamps or loosens the bolt screw.
Furthermore, an adjusting spring is arranged between the ball sleeve and the adjusting block.
Furthermore, the number of the ball windows is at least three, and the three ball windows are uniformly distributed along the circumferential direction.
Further, the opening width of the ball window is matched with the diameter of the ball.
Furthermore, the side of the adjusting block is provided with an anti-skid structure.
Further, the tight portion in top is the terrace with edge.
Furthermore, the tightening part is a frustum.
The utility model discloses still relate to a 3D printer, including hot bed board, bottom plate and the arbitrary one of the aforesaid 3D printer leveling subassembly, 3D printer leveling subassembly with bottom plate fixed connection, 3D printer leveling subassembly's one end with hot bed board fixed connection, compression spring has been cup jointed to the bolt screw.
Further, still include driving motor and drive belt, driving motor is fixed in the bottom plate, driving motor's drive shaft is connected with the drive wheel, 3D printer leveling subassembly's regulating block is equipped with the regulating block drive wheel, the drive belt around connect in drive wheel and regulating block drive wheel.
Furthermore, the transmission belt is one of a transmission belt or a chain, the driving wheel is a driving wheel with teeth, and the adjusting block transmission wheel is a transmission wheel with teeth.
The beneficial effects of the utility model reside in that: the utility model provides a rational in infrastructure, 3D printer leveling subassembly that the reliability is high can conveniently let the 3D printer carry out the leveling to print platform through this subassembly to guarantee the printing quality in later stage.
Drawings
The specific structure of the present invention is detailed below with reference to the accompanying drawings:
fig. 1 is a schematic view of the overall structure of the leveling assembly of the 3D printer according to the present invention;
fig. 2 is a schematic cross-sectional structure diagram of the leveling assembly of the 3D printer according to the present invention;
fig. 3 is an exploded schematic view of the leveling assembly of the 3D printer according to the present invention;
fig. 4 is a schematic structural diagram of a top view angle of the 3D printer of the present invention;
fig. 5 is a schematic structural diagram of a bottom view angle of the 3D printer of the present invention;
fig. 6 is a schematic view of the installation structure of the leveling component of the 3D printer of the present invention;
1-a ball housing; 2-ball sleeve; 21-a ball window; 3-a regulating block; 4-a ball bearing; 5-bolt screw; 6-adjusting the spring; 7-bolt screws; 8-adjusting block driving wheel; 9-a limiting block;
100-a showerhead assembly; 200-printing platform glass; 210-hot bed deck; 220-a clip; 300-a base plate; 400-3D printer leveling component; 500-a transmission belt; 600-a drive motor; 610-a drive wheel; 620 — driven wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that the description of the invention referring to "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implying any number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Example 1
Referring to fig. 1 to 3, a 3D printer leveling assembly includes a ball housing 1, a ball sleeve 2 and an adjusting block 3, the ball housing 1 has a receiving groove, the ball sleeve 2 can reciprocate in the receiving groove, the ball sleeve 2 has a tightening portion, the tightening portion has a ball receiving cavity therein, a ball 4 is disposed in the ball receiving cavity, a ball window 21 is disposed on a side surface of the tightening portion, the ball 4 can extend out of the tightening portion through the ball window 21, the receiving groove of the ball housing 1 has a pressing portion corresponding to the tightening portion, the adjusting block 3 is in threaded connection with the ball housing 1, the ball sleeve 2 and the adjusting block 3 are all provided with a plug screw through hole, a plug screw 5 sequentially passes through the ball housing 1, the ball sleeve 2 and the adjusting block 3, the adjusting block 3 is used for adjusting a distance between the tightening portion of the ball sleeve 2 and the pressing portion of the ball housing 1, so that the ball 4 inside the ball sleeve clamps or loosens the bolt screw 5.
In the embodiment, the adjusting block is moved in the accommodating groove by rotating the adjusting block, so that the distance between the tightening part of the ball sleeve and the pressing part of the ball shell is controlled, when the distance between the tightening part of the ball sleeve and the pressing part of the ball shell is reduced, the pressing part of the ball shell presses the ball to the inside of the tightening part of the ball sleeve, so that the ball presses the bolt screw, and the bolt screw is clamped; when the distance between the tight-pushing part of the ball sleeve and the pressing part of the ball shell becomes larger, the force applied to the ball by the pressing part of the ball shell disappears gradually, and therefore the plug screw is loosened.
In order to prevent the bolt screw from accidentally dropping out of the 3D printer leveling assembly, the lower end of the bolt screw is fixedly connected with a limiting block 9.
From the above description, the beneficial effects of the present invention are: the utility model provides a rational in infrastructure, 3D printer leveling subassembly that the reliability is high can conveniently let the 3D printer carry out the leveling to print platform through this subassembly to guarantee the printing quality in later stage.
Example 2
On the basis of the embodiment 1, an adjusting spring 6 is arranged between the ball sleeve 2 and the adjusting block 3.
In this embodiment, pass through elastic connection between ball cover and the regulating block, be favorable to controlling the tight dynamics in top of ball and bolt screw directness.
Example 3
On the basis of embodiment 2, there are at least three balls 4, and there are at least three corresponding ball windows, and the three ball windows are uniformly distributed along the circumferential direction.
In this embodiment, three balls are adopted, so that sufficient jacking force can be applied to the plug screw, more balls can be selected for obtaining better jacking force, and the adoption of more balls can lead to the fact that the 3D printer leveling component tends to be huge and occupies more space.
Example 4
On the basis of embodiment 3, the opening width of the ball window 21 is adapted to the diameter of the ball 4.
In this embodiment, in order to facilitate the installation of the balls, the opening width of the ball window is adapted to the diameter of the balls.
Example 5
On the basis of embodiment 4, the side surface of the adjusting block 3 is provided with an anti-skid structure.
In this embodiment, for the convenience of rotatory regulating block, set up anti-skidding line in the side of regulating block, can follow and twist the regulating block easily.
Example 6
In example 5, the tightening part is a truncated pyramid.
In this embodiment, the tight portion in top is the terrace with edge form, can prevent that the ball cover from rotating in the storage tank terrace with edge of ball shell, influencing the clamping performance.
Example 7
In example 5, the tightening part is a frustum.
In this embodiment, tight portion in top is the frustum form, can make things convenient for the equipment of 3D printer leveling subassembly.
Example 8
Referring to fig. 4 to 6, the utility model discloses still relate to a 3D printer, including hot bed board, bottom plate and above-mentioned arbitrary 3D printer leveling subassembly, 3D printer leveling subassembly with bottom plate fixed connection, the one end of 3D printer leveling subassembly's bolt screw with hot bed board fixed connection, the bolt screw cup joints compression spring.
In this embodiment, the printing platform glass 210 is fixed on the hot bed plate 210 through the clips 220, four bolt screws are installed on the hot bed plate 210, each bolt screw is inserted with one 3D printer leveling assembly 400, and the ball housing 1 of the 3D printer leveling assembly 400 is installed on the bottom plate 300 through a screw.
When the leveling is needed, the hot bed plate is placed on the bottom plate, four bolt screws of the hot bed plate are respectively inserted into the four 3D printer leveling assemblies of the bottom plate, and the hot bed plate and the bottom plate are spread through compression springs.
The adjusting blocks of each 3D printer leveling component are rotated, so that the ball sleeve in each 3D printer leveling component is separated from the ball shell, the hot bed plate is lifted to a certain initial leveling height, and after the hot bed plate is lifted, the adjusting blocks of the four 3D printer leveling components are screwed up, so that the 3D printer leveling components keep a compression state on the plug pin screws, and at the moment, the plug pin screws can only be inserted and cannot be pulled out.
Then the spray head assembly 100 is driven by the Z-axis motor to respectively descend, compress and position the four bolt screws of the printing platform, and the leveling of the printing platform is finished.
Example 9
On the basis of embodiment 8, still include driving motor and drive belt, driving motor is fixed in the bottom plate, driving motor's drive shaft is connected with the drive wheel, 3D printer leveling subassembly's regulating block is equipped with regulating block drive wheel 8, drive belt 500 around connect in drive wheel 610 and regulating block drive wheel 8.
In this embodiment, for the convenience adjust the regulating block to four 3D printer leveling subassemblies simultaneously, drive four regulating blocks simultaneously through driving motor and rotate and carry out the clamp of bolt screw or relax, in order to let four 3D printer leveling subassemblies's regulating block can the syntropy simultaneously rotatory, the bottom plate bottom still is equipped with from driving wheel 620, the drive belt 500 that cup joints in drive wheel 610 is through following the reverse regulating block drive wheel 8 that winds around again in four 3D printer leveling subassemblies that are located the printing platform four corners of driving wheel 620, thereby realize letting four 3D printer leveling subassemblies's regulating block synchronous control.
Example 10
On the basis of the embodiment 9, the transmission belt 500 is one of a transmission belt or a chain, the driving wheel is a toothed driving wheel, and the adjusting block transmission wheel 8 is a toothed transmission wheel.
In this embodiment, in order to ensure that the transmission belt does not slip with the driving wheel and the adjusting block transmission wheel, the transmission belt is one of a transmission belt or a chain, the corresponding driving wheel is a toothed driving wheel, and the adjusting block transmission wheel is a toothed transmission wheel, so that the meshing reliability of the driving wheel and the transmission belt or the chain and the meshing reliability of the adjusting block transmission wheel and the transmission belt or the chain can be ensured.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims (10)

1. The utility model provides a 3D printer leveling subassembly which characterized in that: comprises a ball shell, a ball sleeve and an adjusting block, wherein the ball shell is provided with a containing groove, the ball sleeve can reciprocate in the containing groove, the ball sleeve is provided with a tightening part, a ball containing cavity is arranged in the tightening part, balls are arranged in the ball containing cavity, the side surface of the tightening part is provided with a ball window through which the ball can extend out of the tightening part, the accommodating groove of the ball bearing shell is provided with a pressing part corresponding to the tightening part, the adjusting block is connected with the ball bearing shell through screw threads, the ball shell, the ball sleeve and the adjusting block are all provided with bolt screw through holes, bolt screws sequentially penetrate through the ball shell, the ball sleeve and the adjusting block, the adjusting block is used for adjusting the distance between the tight-pushing part of the ball sleeve and the pressing part of the ball shell, so that the ball inside the ball sleeve clamps or loosens the bolt screw.
2. The 3D printer leveling assembly of claim 1 wherein: an adjusting spring is arranged between the ball sleeve and the adjusting block.
3. The 3D printer leveling assembly of claim 2 wherein: at least three balls are arranged, at least three ball windows are correspondingly arranged, and the three ball windows are uniformly distributed along the circumferential direction.
4. The 3D printer leveling assembly of claim 3 wherein: the opening width of the ball window is matched with the diameter of the ball.
5. The 3D printer leveling assembly of claim 4 wherein: and an anti-skid structure is arranged on the side surface of the adjusting block.
6. The 3D printer leveling assembly of claim 5 wherein: the tight portion in top is the terrace with edge.
7. The 3D printer leveling assembly of claim 5 wherein: the tightening part is a frustum.
8. The utility model provides a 3D printer which characterized in that: the 3D printer leveling assembly comprises a hot bed plate, a bottom plate and the 3D printer leveling assembly according to any one of claims 1 to 7, wherein the 3D printer leveling assembly is fixedly connected with the bottom plate, one end of a bolt screw of the 3D printer leveling assembly is fixedly connected with the hot bed plate, and a compression spring is sleeved on the bolt screw.
9. The 3D printer of claim 8, wherein: still include driving motor and drive belt, driving motor is fixed in the bottom plate, driving motor's drive shaft is connected with the drive wheel, the regulating block of 3D printer leveling subassembly is equipped with the regulating block drive wheel, the drive belt around connect in drive wheel and regulating block drive wheel.
10. The 3D printer of claim 9, wherein: the transmission belt is one of a transmission belt or a chain, the driving wheel is a toothed driving wheel, and the adjusting block driving wheel is a toothed driving wheel.
CN202021649324.5U 2020-08-10 2020-08-10 3D printer leveling subassembly and 3D printer Active CN213082376U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202021649324.5U CN213082376U (en) 2020-08-10 2020-08-10 3D printer leveling subassembly and 3D printer
PCT/CN2020/140539 WO2022032971A1 (en) 2020-08-10 2020-12-29 3d printer levelling assembly and 3d printer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021649324.5U CN213082376U (en) 2020-08-10 2020-08-10 3D printer leveling subassembly and 3D printer

Publications (1)

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CN213082376U true CN213082376U (en) 2021-04-30

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WO (1) WO2022032971A1 (en)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140085620A1 (en) * 2012-09-24 2014-03-27 Maxim Lobovsky 3d printer with self-leveling platform
US20150276119A1 (en) * 2014-03-28 2015-10-01 Scott Booker Three-dimensional printer platform leveling apparatus and method
CN204263550U (en) * 2014-12-02 2015-04-15 博纳云智（天津）科技有限公司 A kind of 3D printer levelling gear
NL2015361B1 (en) * 2015-08-28 2017-03-20 Ultimaker Bv Print bed levelling system and method for additive manufacturing.
CN206568561U (en) * 2017-03-14 2017-10-20 东莞市君跃展示设计有限公司 3D printing platform adjusting apparatus
CN207028178U (en) * 2017-07-19 2018-02-23 四川建筑职业技术学院 A kind of full-automatic leveling hott bed of 3D printer
KR20200019287A (en) * 2018-08-08 2020-02-24 김수곤 Bedplate leveling device of 3D printer with normal operation check function
EP3689583A1 (en) * 2019-01-31 2020-08-05 Mehta Heino Industries Oy A printing platform fixture apparatus for use with a 3d-printer
CN109719947B (en) * 2019-03-01 2021-07-13 佛山市策英金属制品有限公司 Convenient 3D printer holds thing platform
CN210415531U (en) * 2019-07-05 2020-04-28 深圳市智能派科技有限公司 Construct board quick levelling device and 3D printer

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Publication number Publication date
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