CN115257225B - Porcelain hand painting clamping device - Google Patents
Porcelain hand painting clamping device Download PDFInfo
- Publication number
- CN115257225B CN115257225B CN202210916218.6A CN202210916218A CN115257225B CN 115257225 B CN115257225 B CN 115257225B CN 202210916218 A CN202210916218 A CN 202210916218A CN 115257225 B CN115257225 B CN 115257225B
- Authority
- CN
- China
- Prior art keywords
- porcelain
- sliding
- sleeve
- fan
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 229910052573 porcelain Inorganic materials 0.000 title claims abstract description 85
- 238000010422 painting Methods 0.000 title claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 239000000049 pigment Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44D—PAINTING OR ARTISTIC DRAWING, NOT OTHERWISE PROVIDED FOR; PRESERVING PAINTINGS; SURFACE TREATMENT TO OBTAIN SPECIAL ARTISTIC SURFACE EFFECTS OR FINISHES
- B44D3/00—Accessories or implements for use in connection with painting or artistic drawing, not otherwise provided for; Methods or devices for colour determination, selection, or synthesis, e.g. use of colour tables
- B44D3/22—Implements or apparatus for special techniques, e.g. for painting lines, for pouring varnish; Batik pencils
- B44D3/225—Instruments or apparatus for painting lines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Coating Apparatus (AREA)
Abstract
The invention provides a porcelain hand-painting clamping device which comprises a supporting seat, an angle adjusting mechanism and a bracket, wherein the supporting seat is connected with the bracket through the angle adjusting mechanism, two ends of the bracket are provided with clamping mechanisms which are arranged oppositely, the clamping mechanisms comprise a supporting plate, a sliding rod and a rotating seat, the rotating seat is arranged on the supporting plate and is rotationally connected with the sliding rod, a sleeve is arranged on the bracket, the sliding rod is in sliding connection with the sleeve, a first locking screw for locking the sliding rod is arranged on the sleeve, and a plurality of fan-shaped lugs for clamping the porcelain are arranged on the supporting plate; the porcelain hand-painting clamping device provided by the invention has a good fixing effect, is suitable for different kinds of porcelain, and can adjust the inclination angle of the painting surface and improve the working efficiency.
Description
Technical Field
The invention belongs to the technical field of porcelain processing, and particularly relates to a porcelain hand painting clamping device.
Background
The artistic porcelain hand painting work is drawn by a painter in a stroke, the painting is drawn on porcelain, firstly, the painting is firstly drawn, burned once, then colored and burned again, the painting is burned once, the middle repeating process is complex, the time consumption is high, the difficulty is high, and the painting work is a top quality which can best reflect the style of the painter. Compared with products produced in batches, the artistic porcelain hand-painted works are more vivid, stronger in artistic expressive force, large in color change, thicker and heavy, and extremely high in collection value.
Because the shapes of the porcelain bottle, the porcelain disk, the porcelain bowl and the porcelain pot are different, the emphasis on drawing the side surface is different, the drawing is also required to be more strict in composition, and the drawing skill is required to be higher. At present, the painting on the porcelain mainly comprises the steps that an artist holds the porcelain with one hand and paints with the other hand, when the porcelain with light weight and small volume is painted, the artist can freely control the direction of the porcelain, but the painting time is long, and the auxiliary hand of the artist can feel tired; if the porcelain with large weight and large volume is encountered, once the porcelain is broken due to the removal of hands, the consumption of weeks or even months is also that the porcelain is busy, and the loss which is difficult to recover is caused for the producer. Therefore, a device for assisting in hand painting porcelain has been developed, such as a chinese patent CN201320836616.3 porcelain bottle hand painting assisting device, in which porcelain is placed on a carrying table or a turntable, the carrying table or the turntable can be slightly rotated by hand, when the porcelain bottle is in a proper position, the porcelain bottle is limited by a limit bolt, and then is painted, the porcelain bottle hand painting assisting device cannot adjust the inclination angle of the porcelain, the inclination angles of different porcelain kinds of painting surfaces are different, and the fixed angle is difficult to meet the painting needs of a painter; in addition, as the porcelain bottle is vertically arranged on the disc, the surface of the porcelain is smooth, and painting pigment easily flows downwards under the action of gravity, so that the quality of the porcelain is affected.
Disclosure of Invention
The invention aims to solve the technical problem of providing the porcelain hand-painting clamping device which has good fixing effect, is suitable for different kinds of porcelain, can adjust the inclination angle of a drawing surface and improves the working efficiency.
In order to achieve the above purpose, the technical scheme of the invention is that the porcelain hand-painting clamping device comprises a supporting seat, an angle adjusting mechanism and a bracket, wherein the supporting seat is connected with the bracket through the angle adjusting mechanism, two ends of the bracket are provided with clamping mechanisms which are oppositely arranged, the clamping mechanisms comprise a supporting plate, a sliding rod and a rotating seat, the rotating seat is arranged on the supporting plate and is rotationally connected with the sliding rod, a sleeve is arranged on the bracket, the sliding rod is in sliding connection with the sleeve, a first locking screw for locking the sliding rod is arranged on the sleeve, and a plurality of fan-shaped lugs for clamping the porcelain are arranged on the supporting plate.
Preferably, the fan-shaped protruding blocks are detachably connected with the supporting plate, and the fan-shaped protruding blocks at least form two positioning grooves with different widths.
Preferably, a buffer layer is arranged on the supporting plate and the sector-shaped protruding blocks.
Preferably, at least one the fixture is provided with a unidirectional rotation mechanism, the unidirectional rotation mechanism comprises a limit gear, a rotating shaft, a torsion spring and a buckle, the limit gear is sleeved on the sliding rod, the rotating shaft is arranged on the rotating seat, the torsion spring and the buckle are sleeved on the rotating shaft, two ends of the torsion spring are respectively connected with the rotating seat and the buckle, and the buckle is driven by the torsion spring to be meshed with the limit gear.
Preferably, a handle is arranged on the buckle.
Preferably, the angle adjusting mechanism comprises a sliding groove arranged on the supporting seat and a sliding rail arranged along the periphery of the support, the sliding rail is in sliding connection with the sliding groove, and a second locking screw used for locking the sliding rail is arranged on the sliding groove.
Preferably, the supporting seat comprises a base and an upright post, and two ends of the upright post are respectively connected with the base and the sliding groove.
Preferably, the upright post comprises a telescopic rod and a loop bar, the telescopic rod is in sliding connection with the loop bar, and a third locking screw used for locking the telescopic rod is arranged on the loop bar.
Preferably, the sliding rail is I-shaped.
Preferably, the slide bar is provided with a positioning key, and the sleeve is provided with a key slot matched with the positioning key.
The invention has the advantages that when in use, the porcelain is propped against the fan-shaped bump on one clamping mechanism, the interval between the two clamping mechanisms is adjusted through the sliding rod, when the two ends of the porcelain are propped against, the first locking screw is locked, the porcelain can be firmly fixed, and then the inclination angle of the porcelain drawing surface is adjusted through the angle adjusting mechanism, so that the drawing is convenient for a painter, the drawing surface is ensured to be as horizontal as possible, and pigment flowing downwards is reduced; when the porcelain is a porcelain bottle, a porcelain bowl or a porcelain pot, the fan-shaped convex blocks on the two clamping mechanisms can prop against the top surface and the bottom surface of the porcelain, and when the porcelain is a porcelain disc, the edge of the porcelain disc is clamped into the positioning groove formed by the two adjacent fan-shaped convex blocks, so that the porcelain is applicable to different porcelain types, the fixing effect is good, and the porcelain can be prevented from being broken in the drawing process; after drawing is completed, the corresponding supporting plate can be pulled by unscrewing the first locking screw, so that feeding and discharging are facilitated, and the working efficiency can be improved.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the support base shown in FIG. 1;
FIG. 3 is a schematic view of the unidirectional rotation mechanism shown in FIG. 1;
FIG. 4 is a schematic view of the fan-shaped bump shown in FIG. 1;
fig. 5 is a schematic structural view of the clamping mechanism shown in fig. 1.
In the figure, 1, a supporting seat; 11. a base; 2. a column; 21. a telescopic rod; 22. a loop bar; 23. a third locking screw; 3. an angle adjusting mechanism; 31. a chute; 32. a slide rail; 33. a second locking screw; 4. a bracket; 41. a sleeve; 42. a first locking screw; 5. a clamping mechanism; 51. a support plate; 52. a slide bar; 53. a rotating seat; 54. a fan-shaped protruding block; 55. a positioning groove; 56. a positioning key; 6. a unidirectional rotation mechanism; 61. a limit gear; 62. a rotating shaft; 63. a torsion spring; 64. a buckle; 65. a handle.
Detailed Description
The technical scheme of the invention is further specifically described below with reference to the accompanying drawings and specific embodiments:
referring to fig. 1-5, the porcelain hand-painting clamping device provided in this embodiment includes a support base 1, an angle adjusting mechanism 3 and a support 4, the support 4 is C-shaped, the support base 1 is connected with the support 4 through the angle adjusting mechanism 3, two ends of the support 4 are provided with clamping mechanisms 5 which are oppositely arranged, the clamping mechanisms 5 include a support plate 51, a slide bar 52 and a rotating base 53, the rotating base 53 is arranged on the support plate 51 and is rotationally connected with the slide bar 52, a sleeve 41 is arranged on the support 4, the slide bar 52 is slidably connected with the sleeve 41, a first locking screw 42 for locking the slide bar 52 is arranged on the sleeve 41, and a plurality of fan-shaped lugs 54 for clamping the porcelain are arranged on the support plate 51; the outer circumference of the fan-shaped protruding block 54 is concentrically arranged, and the height of the fan-shaped protruding block 54 decreases from the center of the circle to the circumference.
When the device is used, the porcelain is propped against the fan-shaped bump 54 on one clamping mechanism 5, the distance between the two clamping mechanisms 5 is adjusted through the sliding rod 52, and when the two ends of the porcelain are propped tightly, the first locking screw 42 is locked, so that the porcelain can be fixed firmly, and then the inclination angle of the porcelain drawing surface is adjusted through the angle adjusting mechanism 3, so that the drawing is convenient for a painter, the drawing surface can be ensured to be as horizontal as possible, and pigment flowing downwards is reduced; when the porcelain is a porcelain bottle, a porcelain bowl or a porcelain pot, the fan-shaped convex blocks 54 on the two clamping mechanisms 5 can prop against the top surface and the bottom surface of the porcelain, when the porcelain is a porcelain disc, the edge of the porcelain disc is clamped into the positioning grooves 55 formed by the two adjacent fan-shaped convex blocks 54, so that the porcelain is applicable to different porcelain types, the fixing effect is good, and the porcelain can be prevented from being broken in the drawing process; after drawing, the corresponding supporting plate 51 can be pulled by unscrewing the first locking screw 42, so that feeding and discharging are facilitated, and the working efficiency can be improved.
More specifically, the fan-shaped protruding blocks 54 are detachably connected with the supporting plate 5, and the fan-shaped protruding blocks 54 form at least two positioning grooves 55 with different widths, in this embodiment, 4 fan-shaped protruding blocks 54 form two positioning grooves with a width d 1 And d 2 Wherein d is a detent 55 of 1 >d 2 The porcelain plates with different thicknesses can be held; it will be appreciated that the number of the fan-shaped protruding blocks 54 can also be increased, and preferably an even number of the fan-shaped protruding blocks are symmetrically arranged, so that the protrusions of the fan-shaped protruding blocks 54 close to the center of the circle can clamp the porcelain plate, the heights of the protrusions gradually decrease towards the circumferential part, the shielding of the porcelain plate can be reduced as much as possible, and the drawing by an artist is facilitated; in particular use, the fan-shaped protruding blocks 54 with different sizes can be selected to adapt to bases with different sizes and concave depths and porcelain plates with different thicknesses, and the application range is wide.
More specifically, the supporting plate 51 and the fan-shaped bump 54 are provided with a buffer layer, and in this embodiment, the buffer layer is made of rubber or silica gel, so that on one hand, friction force can be increased, and on the other hand, the fan-shaped bump 54 is prevented from scraping the porcelain.
More specifically, at least one clamping mechanism 5 is provided with a unidirectional rotation mechanism 6, the unidirectional rotation mechanism 6 comprises a limit gear 61, a rotating shaft 62, a torsion spring 63 and a buckle 64, the limit gear 61 is sleeved on the slide rod 52, the rotating shaft 62 is arranged on the rotating seat 53, the torsion spring 63 and the buckle 64 are sleeved on the rotating shaft 62, two ends of the torsion spring 63 are respectively connected with the rotating seat 53 and the buckle 64, and the buckle 64 is driven by the torsion spring 63 to be meshed with the limit gear 61; the supporting plate 51 can be rotated along the extending direction of the clamping buckle 64, and the limiting gear 61 can be clamped by the clamping buckle 64 in turn, so that unidirectional rotation is realized, a painter can drive the porcelain to rotate unidirectionally through rotating the supporting plate 51, on one hand, the angle adjustment of the painter is convenient, and on the other hand, the supporting plate 51 can be prevented from driving the porcelain to rotate.
More specifically, the buckle 64 is provided with a handle 65; pressing the handle 65 can disengage the buckle 64 from the limiting gear 61, thereby facilitating the angle adjustment of the painter, avoiding the situation that the painter can draw continuously after missing the angle and only by rotating nearly one full circle, and improving the working efficiency.
More specifically, the angle adjusting mechanism 3 includes a sliding groove 31 provided on the supporting seat 1 and a sliding rail 32 provided along the outer periphery of the bracket 4, the sliding rail 32 is slidably connected with the sliding groove 31, and a second locking screw 33 for locking the sliding rail 32 is provided on the sliding groove 31; the second locking screw 33 is unscrewed, the inclination angle of the support 4 is adjusted, after the drawing surface is adjusted to an angle required by a painter, the second locking screw 33 is screwed down to fix the drawing surface, the structure is simple to connect, the operation is convenient, pigment flowing downwards can be reduced on the one hand, and on the other hand, the painter can draw porcelain in different shapes in a comfortable posture.
More specifically, the supporting seat 1 includes a base 11 and an upright 2, and two ends of the upright 2 are respectively connected with the base 11 and the chute 31.
More specifically, the upright post 2 comprises a telescopic rod 21 and a sleeve rod 22, the telescopic rod 21 is slidably connected with the sleeve rod 22, and a third locking screw 23 for locking the telescopic rod 21 is arranged on the sleeve rod 22; the height of the bracket 4 can be adjusted to meet the requirements of different drawing heights.
More specifically, the sliding rail 32 is i-shaped; the contact surface with the chute 31 is large and the stability is high.
More specifically, the slide rod 52 is provided with a positioning key 56, and the sleeve 41 is provided with a key slot adapted to the positioning key 56, so that the stability of the Zhuang han is enhanced, and the slide rod 52 is prevented from rotating in the drawing process.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting thereof; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a porcelain hand painting clamping device which characterized in that: the novel porcelain clamping device comprises a supporting seat (1), an angle adjusting mechanism (3) and a support (4), wherein the supporting seat (1) is connected with the support (4) through the angle adjusting mechanism (3), two ends of the support (4) are provided with clamping mechanisms (5) which are oppositely arranged, each clamping mechanism (5) comprises a supporting plate (51), a sliding rod (52) and a rotating seat (53), each rotating seat (53) is arranged on each supporting plate (51) and is rotationally connected with the corresponding sliding rod (52), a sleeve (41) is arranged on the support (4), the sliding rod (52) is in sliding connection with the corresponding sleeve (41), a first locking screw (42) used for locking the corresponding sliding rod (52) is arranged on the corresponding sleeve (41), and a plurality of fan-shaped projections (54) used for clamping porcelain are arranged on each supporting plate (51);
the fan-shaped convex blocks (54) are detachably connected with the supporting plate (51), and the fan-shaped convex blocks (54) at least form two positioning grooves (55) with different widths; the supporting plate (51) and the sector convex blocks (54) are provided with buffer layers; the outer circumference of the fan-shaped convex block (54) is concentrically arranged, and the height of the fan-shaped convex block (54) is reduced from the circle center to the circumference;
at least one clamping mechanism (5) is provided with a unidirectional rotating mechanism (6), the unidirectional rotating mechanism (6) comprises a limiting gear (61), a rotating shaft (62), a torsion spring (63) and a buckle (64), the limiting gear (61) is sleeved on the sliding rod (52), the rotating shaft (62) is arranged on the rotating seat (53), the torsion spring (63) and the buckle (64) are sleeved on the rotating shaft (62), two ends of the torsion spring (63) are respectively connected with the rotating seat (53) and the buckle (64), and the buckle (64) is driven by the torsion spring (63) to be kept meshed with the limiting gear (61);
the angle adjusting mechanism (3) comprises a sliding groove (31) arranged on the supporting seat (1) and a sliding rail (32) arranged along the periphery of the support (4), the sliding rail (32) is in sliding connection with the sliding groove (31), and a second locking screw (33) used for locking the sliding rail (32) is arranged on the sliding groove (31).
2. The porcelain hand drawing holding device of claim 1, wherein: the buckle (64) is provided with a handle (65).
3. The porcelain hand drawing holding device of claim 1, wherein: the supporting seat (1) comprises a base (11) and an upright post (2), and two ends of the upright post (2) are respectively connected with the base (11) and the sliding groove (31).
4. A porcelain hand drawing holding device as defined in claim 3, wherein: the stand (2) comprises a telescopic rod (21) and a sleeve rod (22), the telescopic rod (21) is in sliding connection with the sleeve rod (22), and a third locking screw (23) used for locking the telescopic rod (21) is arranged on the sleeve rod (22).
5. The porcelain hand drawing holding device of claim 1, wherein: the sliding rail (32) is I-shaped.
6. The porcelain hand drawing holding device of claim 1, wherein: the sliding rod (52) is provided with a positioning key (56), and the sleeve (41) is provided with a key slot matched with the positioning key (56).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210916218.6A CN115257225B (en) | 2022-08-01 | 2022-08-01 | Porcelain hand painting clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210916218.6A CN115257225B (en) | 2022-08-01 | 2022-08-01 | Porcelain hand painting clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115257225A CN115257225A (en) | 2022-11-01 |
| CN115257225B true CN115257225B (en) | 2023-11-24 |
Family
ID=83746928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210916218.6A Active CN115257225B (en) | 2022-08-01 | 2022-08-01 | Porcelain hand painting clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115257225B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB260730A (en) * | 1925-09-24 | 1926-11-11 | Walter Thomas Cave | Improvements in apparatus for use in the decoration of articles or structures by marking lines thereon |
| GB596427A (en) * | 1943-02-11 | 1948-01-05 | George Bramly Guthrie | Improvements in or relating to apparatus for decorating dinner ware and the like |
| CN203592853U (en) * | 2013-12-18 | 2014-05-14 | 唐山红玫瑰陶瓷制品有限公司陶瓷研究院 | Ceramic bottle hand drawing auxiliary device |
| CN109050151A (en) * | 2018-08-03 | 2018-12-21 | 芜湖储铁艺铁画设计有限公司 | Positioning device is used in a kind of spraying of iron picture |
| CN208827461U (en) * | 2018-09-27 | 2019-05-07 | 景德镇学院 | A kind of Hand shifting wheel used for ceramic body drawing |
| CN110364474A (en) * | 2019-06-28 | 2019-10-22 | 上海提牛机电设备有限公司 | A kind of ceramic disk cleaning manipulator mechanism and cleaning system |
| CN110371672A (en) * | 2019-07-05 | 2019-10-25 | 上海提牛机电设备有限公司 | A kind of ceramic disk aid mechanism |
| CN111975954A (en) * | 2020-08-17 | 2020-11-24 | 周慧强 | Teapot glazing device |
| CN112548902A (en) * | 2020-12-09 | 2021-03-26 | 余斯峰 | Multipurpose adjustable mechanical clamp for machining |
| CN215423390U (en) * | 2021-04-25 | 2022-01-07 | 上饶师范学院 | A drawing frame for fine arts |
| CN216184184U (en) * | 2021-11-10 | 2022-04-05 | 广州市青亭文化发展有限公司 | Hand-drawing auxiliary device for animation teaching |
-
2022
- 2022-08-01 CN CN202210916218.6A patent/CN115257225B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB260730A (en) * | 1925-09-24 | 1926-11-11 | Walter Thomas Cave | Improvements in apparatus for use in the decoration of articles or structures by marking lines thereon |
| GB596427A (en) * | 1943-02-11 | 1948-01-05 | George Bramly Guthrie | Improvements in or relating to apparatus for decorating dinner ware and the like |
| CN203592853U (en) * | 2013-12-18 | 2014-05-14 | 唐山红玫瑰陶瓷制品有限公司陶瓷研究院 | Ceramic bottle hand drawing auxiliary device |
| CN109050151A (en) * | 2018-08-03 | 2018-12-21 | 芜湖储铁艺铁画设计有限公司 | Positioning device is used in a kind of spraying of iron picture |
| CN208827461U (en) * | 2018-09-27 | 2019-05-07 | 景德镇学院 | A kind of Hand shifting wheel used for ceramic body drawing |
| CN110364474A (en) * | 2019-06-28 | 2019-10-22 | 上海提牛机电设备有限公司 | A kind of ceramic disk cleaning manipulator mechanism and cleaning system |
| CN110371672A (en) * | 2019-07-05 | 2019-10-25 | 上海提牛机电设备有限公司 | A kind of ceramic disk aid mechanism |
| CN111975954A (en) * | 2020-08-17 | 2020-11-24 | 周慧强 | Teapot glazing device |
| CN112548902A (en) * | 2020-12-09 | 2021-03-26 | 余斯峰 | Multipurpose adjustable mechanical clamp for machining |
| CN215423390U (en) * | 2021-04-25 | 2022-01-07 | 上饶师范学院 | A drawing frame for fine arts |
| CN216184184U (en) * | 2021-11-10 | 2022-04-05 | 广州市青亭文化发展有限公司 | Hand-drawing auxiliary device for animation teaching |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115257225A (en) | 2022-11-01 |
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