CN204505850U - 3D print platform limit is to adjusting device - Google Patents
3D print platform limit is to adjusting device Download PDFInfo
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- CN204505850U CN204505850U CN201520118198.3U CN201520118198U CN204505850U CN 204505850 U CN204505850 U CN 204505850U CN 201520118198 U CN201520118198 U CN 201520118198U CN 204505850 U CN204505850 U CN 204505850U
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Abstract
The utility model discloses 3D print platform limit to adjusting device, comprise base and workbench fixed mount, base is provided with mount pad; The end face of workbench fixed mount is the end face for installment work platform, and bottom surface comprises the ellipsoid matched with the end face of mount pad and is preced with convex surface; The end face of mount pad is be preced with the suitable ellipsoid of convex surface with the ellipsoid of workbench fixed mount bottom surface to be preced with concave surface; The cross section of ellipsoid hat convex surface and ellipsoid hat concave surface is oval, and the ellipsoid hat convex surface on workbench fixed mount bottom surface can be limit to being placed on the ellipsoid hat concave surface of mount pad of rotating.The utility model precisely can realize the limit of 3D print platform in X-axis and Y direction to adjustment, decrease the operation interference that multiposition regulates and orientation regulates polytropism to bring, greatly simplify the operation that platform orientation regulates, reduce complexity and the diversity of platform orientation adjustment operation, efficiently convenient, there is very high practicality.
Description
Technical field
The utility model relates to a kind of platform adjusting device, is specifically related to the platform adjusting device on a kind of 3D printer.
Background technology
The print platform of existing 3D printer especially desktop level 3D printer is by removable workbench as workmanship plate is fixed on the workbench fixed mount of 3D printer, forms 3D print platform.3D print platform before operation and need to carry out position correction (be generally and be calibrated to horizontal level) work between work, revises workbench in the skew of installing or produce in operation vibration, if existing problems need the orientation of carrying out print platform to regulate.
On existing 3D printer, the orientation of print platform regulates, and realized by the screw that is fixing and regulating action that plays screwing print platform periphery, this adjustment can only realize trickle adjustment, and is easy to occur the inharmonic problem of multiple set screw.
For square print platform, near four angles of print platform, all there is a set screw, the relative distance of position acting plate and workbench fixed mount can be regulated, thus the relative distance of Indirect method acting plate and printer head.As lower in calibrated certain Angle Position of rear discovery, need the adjustment carrying out print platform, screw should after the set screw at angle, in order to the balance making print platform keep good, the even all set screw of the set screw that its complementary angle be affected is corresponding all needs precisely adjustment to have coordinated print platform regulatory function, otherwise the plane of print platform cannot be adjusted to required horizontal level, and print platform may be caused to be uneven, tilt, subregion without support force or support force excessive, but because of influencing each other of existing between set screw, each set screw is regulated to make it coordinate adjustment to be each time be difficult to realize comparatively accurately one by one, this adjustment is more coarse comparatively speaking and loaded down with trivial details, have a strong impact on precision and the stability of 3D printing.
Utility model content
Utility model object: in order to overcome the deficiencies in the prior art, the utility model provides a kind of 3D print platform to limit to adjusting device, and to realize easily, the limit of high-precision print platform is to adjustment.
Technical scheme: for solving the problems of the technologies described above, the 3D print platform limit that the utility model provides, to adjusting device, comprises base and workbench fixed mount;
Described base is provided with the mount pad crown in ellipsoid;
The end face of described workbench fixed mount is the end face for installment work platform, and bottom surface comprises the ellipsoid matched with the end face of mount pad and is preced with convex surface;
The ellipsoid hat convex surface of workbench fixed mount bottom surface is placed in end face with it on the adaptive mount pad forming the first typed ball bearing pair; The cross section of described ellipsoid hat convex surface is oval.
Preferably, handwheel and transition block is also comprised;
Described handwheel comprises bar portion and is located at the end cap of one end, bar portion; Be provided with the first perforation in the middle part of described transition block, be provided with the second perforation in the middle part of described mount pad, the middle part of described workbench fixed mount bottom surface is provided with the 3rd opening; Described handwheel, being connected with inwall being established female 3rd open-top screw thread through after the first perforation, the second perforation successively by its bar portion, being connected with workbench fixed mount;
The bottom surface of described mount pad is ellipsoid hat convex surface, and end face is be preced with the suitable ellipsoid of convex surface with the ellipsoid of workbench fixed mount bottom surface to be preced with concave surface;
The face that described transition block and contact site, mount pad bottom surface are formed, is preced with concave surface for being preced with the suitable ellipsoid of convex surface with the ellipsoid of mount pad bottom surface;
Described biperforate aperture, is greater than the diameter that hand wheel pole portion is arranged in the position of this second perforation.
Preferred as another kind, also comprise handwheel, transition block and clamp nut;
Described handwheel comprises bar portion and is located at the end cap of one end, bar portion; Be provided with the first perforation in the middle part of described transition block, in the middle part of described mount pad, be provided with the second perforation, in the middle part of described workbench fixed mount, be provided with the 3rd perforation; Described handwheel, is threaded with clamp nut through after the first perforation, the second perforation, the 3rd perforation successively by its bar portion, is connected with workbench fixed mount;
The bottom surface of described mount pad is ellipsoid hat convex surface, and end face is be preced with the suitable ellipsoid of convex surface with the ellipsoid of workbench fixed mount bottom surface to be preced with concave surface;
The face that described transition block and contact site, mount pad bottom surface are formed, is preced with concave surface for being preced with the suitable ellipsoid of convex surface with the ellipsoid of mount pad bottom surface;
Described biperforate aperture, is greater than the diameter that bar portion is arranged in the position of this second perforation.
Preferably, described base is also provided with the linking arm for connecting 3D printer frame.
The another kind of 3D print platform limit that the utility model provides simultaneously is to adjusting device, and comprise base and workbench fixed mount, described base is provided with mount pad;
The end face of described workbench fixed mount is the end face for installment work platform, and bottom surface comprises the ellipsoid matched with the end face of mount pad and is preced with convex surface;
The end face of described mount pad is be preced with the suitable ellipsoid of convex surface with the ellipsoid of workbench fixed mount bottom surface to be preced with concave surface;
The cross section of described ellipsoid hat convex surface and ellipsoid hat concave surface is oval, and the ellipsoid hat convex surface on described workbench fixed mount bottom surface can be limit to being placed on the ellipsoid hat concave surface of mount pad of rotating.
Preferably, also comprising transition block and handwheel, described base being also provided with the linking arm for connecting 3D printer frame;
Described handwheel comprises bar portion and is located at the end cap of one end, bar portion;
The bottom surface of described mount pad is ellipsoid hat convex surface;
The end face that described transition block and contact site, mount pad bottom surface are formed, is preced with concave surface for being preced with the suitable ellipsoid of convex surface with the ellipsoid of mount pad bottom surface;
Be provided with the first perforation in the middle part of described transition block, in the middle part of described mount pad, be provided with the second perforation, in the middle part of described workbench fixed mount, be provided with the 3rd opening;
Described hand wheel pole portion coordinates with the 3rd opening through after the first perforation, the second perforation successively, and handwheel is fixedly connected with workbench fixed mount;
Described biperforate aperture, is greater than the diameter that bar portion is arranged in the position of this second perforation.
Preferably, described handwheel, being connected with inwall being established female 3rd open-top screw thread through after the first perforation, the second perforation successively by its bar portion, being fixedly connected with workbench fixed mount.
As another kind of preferred version, this device also comprises clamp nut; Described handwheel, is threaded with clamp nut through after the first perforation, the second perforation, the 3rd perforation successively by its bar portion, is fixedly connected with workbench fixed mount.
Beneficial effect: the 3D print platform limit that the utility model provides is to adjusting device, delicate structure is reasonable, ellipsoid hat convex surface on its workbench fixed mount bottom surface is placed in the ellipsoid hat concave surface of mount pad end face adaptive with it, because the cross section of ellipsoid hat convex surface and ellipsoid hat concave surface is oval, so workbench fixed mount bottom surface can only in mount pad end face limit to rotation, this limit is to rotating only for direction corresponding to oval two symmetry axis.
(X-axis and Y-axis are orthogonal both direction in horizontal direction for X-axis needed for printing as cross section two line of symmetries aligning of mount pad on base 3D and Y direction, Z axis is vertical direction) be arranged on after in 3D printer, above-mentioned limit is i.e. X-axis and Y direction according to the position alignment of mount pad to the direction of rotating.Because when the bearing calibration and platform of carrying out print platform regulate, the object of usual calibration and adjustment revises workbench to be up to the standard orientation in the skew of installing or produce in operation vibration, at workbench as workmanship plate is firmly arranged on workbench fixed mount, and cross section two line of symmetries of mount pad aim at 3D print needed for X-axis and Y direction prerequisite under, only need the adjustment in X-axis and Y-axis two orientation can realize the orientation regulatory function of print platform, therefore the rotation that the technical scheme that the utility model provides limits X-axis and Y-axis two orientation regulates, numerous rotations not needing orientation that comprehensive adjustment brings can be evaded well, decrease the operation interference that orientation regulates polytropism to bring, greatly simplify the operation that platform orientation regulates, efficiently convenient.
The utility model further, can realize by a handwheel direction and the position adjustments that workbench fixed mount is mounted opposite seat, thus the orientation indirectly achieving the workbench be fixed on workbench fixed mount regulates.In the technical scheme that the utility model provides, workbench such as workmanship plate only need adjust the relative position of itself and workbench fixed mount when being installed on workbench fixed mount, when the orientation need carrying out print platform regulates, only adjusting handle need be passed through, the limit that just can realize 3D print platform easily regulates to orientation single step, multiposition in relative background technology or multiple spot regulate, further simplify the operation that platform orientation regulates, reduce complexity and the diversity of operation, efficiently convenient, there is very high practicality.
Accompanying drawing explanation
Fig. 1 is the structural representation installation diagram of embodiment 1 for installment work platform;
Fig. 2 is the structural representation general assembly drawing of Fig. 1;
Fig. 3 is the structural representation general assembly drawing of embodiment 1;
Fig. 4 is the structural representation front view of embodiment 1;
Fig. 5 is the structural representation upward view of embodiment 1;
Fig. 6 is the structural representation top view of embodiment 1;
Fig. 7 is that the C-C of Fig. 6 is to sectional view;
Fig. 8 is that the B-B of Fig. 6 is to sectional view.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described.
embodiment 1:the 3D print platform limit that the present embodiment 1 provides is to adjusting device, its structural representation general assembly drawing as shown in Figure 3, structural representation front view as shown in Figure 4, structural representation upward view as shown in Figure 5, structural representation top view as shown in Figure 6, the C-C of Fig. 6 to sectional view as shown in Figure 7, to sectional view as shown in Figure 8, this device comprises base 1, workbench fixed mount 2, handwheel 4 and transition block 3 to B-B;
This device is used for the structural representation installation diagram of installment work platform 5 as shown in Figure 1, and as shown in Figure 2, workbench 5 is fixedly installed on the end face of workbench fixed mount 2 by the mode such as bolt or geometrical clamp to structural representation general assembly drawing.
As shown in Fig. 1, Fig. 7, Fig. 8, described base 1 is provided with the mount pad 12 crown in ellipsoid; The end face of described workbench fixed mount 2 is the end face for installment work platform 5, and bottom surface comprises the ellipsoid matched with the end face of mount pad 12 and is preced with convex surface.The bottom surface of described mount pad 12 is ellipsoid hat convex surface, and end face is be preced with the suitable ellipsoid of convex surface with the ellipsoid of workbench fixed mount 2 bottom surface to be preced with concave surface.Ellipsoid hat convex surface on described workbench fixed mount 2 bottom surface can be limit to being placed on the ellipsoid hat concave surface of mount pad 12 of rotating.The cross section of ellipsoid hat convex surface, ellipsoid hat concave surface is oval herein.
As shown in Figure 1, in the present embodiment 1, the end face that described transition block 3 is formed with contact site, mount pad 12 bottom surface, be preced with concave surface for being preced with the suitable ellipsoid of convex surface with the ellipsoid of mount pad 12 bottom surface, this end face of transition block 3 is provided with some slotted eyes.This end face of certain transition block 3 also can be one whole, also can be preced with the suitable ellipsoid of convex surface with the ellipsoid of mount pad 12 bottom surface be preced with concave surface for what be crisscross arranged formed by some reinforcements.
As shown in Figure 1, described handwheel 4 comprises bar portion 41 and is located at the end cap 42 of one end, bar portion 41, be provided with the first perforation 31 in the middle part of described transition block 3, be provided with the second perforation 11 in the middle part of described mount pad 12, the middle part of described workbench fixed mount 2 bottom surface is provided with the 3rd opening, as Fig. 7, shown in Fig. 8, described handwheel 4, by its bar portion 41 successively through the first perforation 31, be connected with inwall being established female 3rd open-top screw thread after second perforation 11, be connected with workbench fixed mount 2, the aperture of described second perforation 11, be greater than the diameter that handwheel 4 bar portion 41 is arranged in the position of this second perforation, make the ellipsoid of workbench fixed mount 2 bottom surface be preced with convex surface and be placed in end face with it on the adaptive mount pad 12 forming the first typed ball bearing pair, and handwheel 4 is relative with workbench fixed mount 2 can adjust in second bores a hole when unclamping, the ellipsoid making the hat of the ellipsoid on workbench fixed mount 2 bottom surface convex surface be placed in mount pad 12 is preced with on concave surface and can be limit to rotation adjustment.
In the present embodiment 1, the end cap 42 of handwheel is provided with sliding tray towards the face of transition block 3, and what the bottom surface of transition block 3 can be rotated relative to end cap is placed in this sliding tray, and the first perforation 31 be provided with in the middle part of it is through the bar portion 41 of handwheel.The end cap 42 of certain handwheel also can not establish sliding tray on the face of transition block 3, as long as the face that the relative end cap in the bottom surface of transition block 3 contacts with it rotatably.Above-mentioned sliding tray is decision design, can play position-limiting action to transition block 3 relative to rotating of end cap.
Described base 1 is also provided with the linking arm 13 for connecting 3D printer frame.
embodiment 2:substantially identical with embodiment 1 structure, something in common is not repeated, and difference is:
Also comprise clamp nut; The 3rd perforation 21 is provided with in the middle part of described workbench fixed mount 2; Described handwheel 4, is threaded with clamp nut (not shown) through after the first perforation 31, second perforation the 11, the 3rd perforation 21 successively by its bar portion 41, is connected with workbench fixed mount 2.
For embodiment 1,3D print platform is formed as workmanship plate is firmly arranged on workbench fixed mount 2 at workbench 5, and on base 1 cross section two line of symmetries of mount pad 12 end face or bottom surface aim at 3D print needed for X-axis and under Y direction is arranged in 3D printer prerequisite, the 3D print platform limit that the utility model provides to the course of work of adjusting device and principle is: screw handwheel 4 and make handwheel end cap 42, transition block 3, relative loose between mount pad 12 and workbench fixed mount 2; Because the connection of the bar portion on handwheel 4 and workbench fixed mount 2, only above can there is position in A-A direction (as shown in Figure 1) both after handwheel 4 is connected with workbench fixed mount 2 to offset, all the other directions can not produce skew, bar portion now by adjusting handwheel 4 is arranged in the position of the second perforation 11 of mount pad 12, or be mounted opposite the position of the second perforation 11 of seat 12 by the 3rd opening adjusting workbench fixed mount 2 bottom surface, workbench fixed mount 2 will be made to be mounted opposite seat 12 slip and produce position skew.
Now, because the ellipsoid hat convex surface on workbench fixed mount 2 bottom surface in the utility model is placed in the ellipsoid hat concave surface of mount pad 12 end face adaptive with it, and the end face that transition block 3 and contact site, mount pad 12 bottom surface are formed, concave surface is preced with for being preced with the suitable ellipsoid of convex surface with the ellipsoid of mount pad 12 bottom surface, and the cross section of ellipsoid hat convex surface and ellipsoid hat concave surface is oval, this structural design make above-mentioned workbench fixed mount 2 be mounted opposite seat 12 occur position skew exist limit to, when namely adjusting, the bottom surface of workbench fixed mount 2 can only be mounted opposite seat 12 end face slide displacement along cross section two symmetry axis of mount pad 12 end face and (or claim to swing displacement, corresponding two symmetry axis slidably or the both direction of swingable displacement mutually vertical with the face that Z axis is formed respectively), the end face of same transition block 3 can only cross section two symmetry axis are mounted opposite seat 12 bottom surface along mount pad 12 bottom surface slide displacement (or claim to swing displacement, corresponding two symmetry axis slidably or the both direction of swingable displacement mutually vertical with the face that Z axis is formed respectively).This limit to structural design under, the bottom surface of adjusting workbench fixed mount 2 is mounted opposite the position of seat 12 end face, and after the end face of transition block 3 is mounted opposite the position of seat 12 bottom surface, oppositely screw handwheel 4, fastening transition block 3, connection between mount pad 12 and workbench fixed mount 2, precisely can realize the single step limit of 3D print platform easily to adjustment.
When bearing calibration and the platform adjustment of 3D print platform, the object of usual calibration and adjustment revises workbench to be up to the standard orientation (can certainly be other orientation) in the skew of installing or produce in operation vibration, at workbench as under workmanship plate is firmly arranged on the prerequisite of workbench fixed mount, the orientation only needing the adjustment in X-axis and Y-axis two orientation can realize print platform regulates.The design of the recessed/convex surface of above-mentioned ellipsoid hat provided if do not adopted the utility model, but adopt coordinating of the spherical crown concave surface of standard ball and spherical crown convex surface, namely spherical crown convex surface is placed in the spherical crown concave surface of mount pad end face adaptive with it, so workbench fixed mount bottom surface is not just that limit is to rotation at mount pad end face, but all-direction rotation regulates, regulate to like this orientation of 3D print platform and bring a lot of uncertainties and possibility.In this example, mount pad 12 end face or bottom surface cross section two line of symmetries targeted by advance 3D print needed for X-axis and Y direction, then this adjusting device limit is to the alignment of orientation X-axis and the Y direction that regulate.Therefore the limit that provides of the utility model is to adjusting device, the limit of 3D print platform in X-axis and Y direction can be achieved accurately to adjustment, and evade numerous rotations not needing orientation that comprehensive adjustment brings well, decrease the operation interference that orientation regulates polytropism to bring, greatly simplify the operation that platform orientation regulates, efficiently convenient.
Further simultaneously, in the technical scheme that the utility model provides, workbench such as workmanship plate only need adjust the relative position of itself and workbench fixed mount when being installed on workbench fixed mount, when the orientation need carrying out print platform regulates, only adjusting handle need be passed through, the limit realizing print platform with regard to energy single step easily regulates to orientation, multiposition in relative background technology or multiple spot regulate, reduce further the complexity of platform orientation adjustment operation, efficiently convenient, there is very high practicality.
Above implementation column does not form restriction to the utility model, and relevant staff is in the scope not departing from the utility model technological thought, and the various change carried out and amendment, all drop in protection domain of the present utility model.
Claims (8)
1. 3D print platform limit is to an adjusting device, it is characterized in that: comprise base and workbench fixed mount;
Described base is provided with the mount pad crown in ellipsoid;
The end face of described workbench fixed mount is the end face for installment work platform, and bottom surface comprises the ellipsoid matched with the end face of mount pad and is preced with convex surface;
The ellipsoid hat convex surface of workbench fixed mount bottom surface is placed in end face with it on the adaptive mount pad forming the first typed ball bearing pair; The cross section of described ellipsoid hat convex surface is oval.
2. 3D print platform limit according to claim 1 is to adjusting device, it is characterized in that: also comprise handwheel and transition block;
Described handwheel comprises bar portion and is located at the end cap of one end, bar portion; Be provided with the first perforation in the middle part of described transition block, be provided with the second perforation in the middle part of described mount pad, the middle part of described workbench fixed mount bottom surface is provided with the 3rd opening; Described handwheel, being connected with inwall being established female 3rd open-top screw thread through after the first perforation, the second perforation successively by its bar portion, being connected with workbench fixed mount;
The bottom surface of described mount pad is ellipsoid hat convex surface, and end face is be preced with the suitable ellipsoid of convex surface with the ellipsoid of workbench fixed mount bottom surface to be preced with concave surface;
The face that described transition block and contact site, mount pad bottom surface are formed, is preced with concave surface for being preced with the suitable ellipsoid of convex surface with the ellipsoid of mount pad bottom surface;
Described biperforate aperture, is greater than the diameter that hand wheel pole portion is arranged in the position of this second perforation.
3. 3D print platform limit according to claim 1 is to adjusting device, it is characterized in that: also comprise handwheel, transition block and clamp nut;
Described handwheel comprises bar portion and is located at the end cap of one end, bar portion; Be provided with the first perforation in the middle part of described transition block, in the middle part of described mount pad, be provided with the second perforation, in the middle part of described workbench fixed mount, be provided with the 3rd perforation; Described handwheel, is threaded with clamp nut through after the first perforation, the second perforation, the 3rd perforation successively by its bar portion, is connected with workbench fixed mount;
The bottom surface of described mount pad is ellipsoid hat convex surface, and end face is be preced with the suitable ellipsoid of convex surface with the ellipsoid of workbench fixed mount bottom surface to be preced with concave surface;
The face that described transition block and contact site, mount pad bottom surface are formed, is preced with concave surface for being preced with the suitable ellipsoid of convex surface with the ellipsoid of mount pad bottom surface;
Described biperforate aperture, is greater than the diameter that bar portion is arranged in the position of this second perforation.
4. the 3D print platform limit according to claim 1 or 2 or 3, to adjusting device, is characterized in that: described base is also provided with the linking arm for connecting 3D printer frame.
5. 3D print platform limit is to an adjusting device, it is characterized in that: comprise base and workbench fixed mount, described base is provided with mount pad;
The end face of described workbench fixed mount is the end face for installment work platform, and bottom surface comprises the ellipsoid matched with the end face of mount pad and is preced with convex surface;
The end face of described mount pad is be preced with the suitable ellipsoid of convex surface with the ellipsoid of workbench fixed mount bottom surface to be preced with concave surface;
The cross section of described ellipsoid hat convex surface and ellipsoid hat concave surface is oval, and the ellipsoid hat convex surface on described workbench fixed mount bottom surface can be limit to being placed on the ellipsoid hat concave surface of mount pad of rotating.
6. 3D print platform limit according to claim 5 is to adjusting device, it is characterized in that: also comprise transition block and handwheel, described base being also provided with the linking arm for connecting 3D printer frame;
Described handwheel comprises bar portion and is located at the end cap of one end, bar portion;
The bottom surface of described mount pad is ellipsoid hat convex surface;
The end face that described transition block and contact site, mount pad bottom surface are formed, is preced with concave surface for being preced with the suitable ellipsoid of convex surface with the ellipsoid of mount pad bottom surface;
Be provided with the first perforation in the middle part of described transition block, in the middle part of described mount pad, be provided with the second perforation, in the middle part of described workbench fixed mount, be provided with the 3rd opening;
Described hand wheel pole portion coordinates with the 3rd opening through after the first perforation, the second perforation successively, and handwheel is fixedly connected with workbench fixed mount;
Described biperforate aperture, is greater than the diameter that bar portion is arranged in the position of this second perforation.
7. 3D print platform limit according to claim 6 is to adjusting device, it is characterized in that: described handwheel, being connected with inwall being established female 3rd open-top screw thread through after the first perforation, the second perforation successively by its bar portion, being fixedly connected with workbench fixed mount.
8. 3D print platform limit according to claim 6 is to adjusting device, it is characterized in that: also comprise clamp nut; Described handwheel, is threaded with clamp nut through after the first perforation, the second perforation, the 3rd perforation successively by its bar portion, is fixedly connected with workbench fixed mount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520118198.3U CN204505850U (en) | 2015-02-27 | 2015-02-27 | 3D print platform limit is to adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520118198.3U CN204505850U (en) | 2015-02-27 | 2015-02-27 | 3D print platform limit is to adjusting device |
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| Publication Number | Publication Date |
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| CN204505850U true CN204505850U (en) | 2015-07-29 |
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| CN201520118198.3U Active CN204505850U (en) | 2015-02-27 | 2015-02-27 | 3D print platform limit is to adjusting device |
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| CN (1) | CN204505850U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104723557A (en) * | 2015-02-27 | 2015-06-24 | 江苏浩宇电子科技有限公司 | 3D printing platform restricted regulating device |
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2015
- 2015-02-27 CN CN201520118198.3U patent/CN204505850U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104723557A (en) * | 2015-02-27 | 2015-06-24 | 江苏浩宇电子科技有限公司 | 3D printing platform restricted regulating device |
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