CN115891489B - Printing device for metal product - Google Patents
Printing device for metal product Download PDFInfo
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- CN115891489B CN115891489B CN202310016085.1A CN202310016085A CN115891489B CN 115891489 B CN115891489 B CN 115891489B CN 202310016085 A CN202310016085 A CN 202310016085A CN 115891489 B CN115891489 B CN 115891489B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
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Abstract
The invention discloses a printing device for metal products, which comprises a placing bracket and a thin-wall metal cylinder arranged on the placing bracket to be printed, wherein a fixed top plate clung to the outer side wall of the thin-wall metal cylinder is arranged on the placing bracket, a convex character is arranged on one side of the fixed top plate, which faces the thin-wall metal cylinder, of the thin-wall metal cylinder, the thin-wall metal cylinder clamps the inner wall of the thin-wall metal cylinder through pushing extrusion parts symmetrically arranged at two ends of the placing bracket.
Description
Technical Field
The invention relates to the technical field of printing clamps, in particular to a printing device for metal products.
Background
With the rapid development of the printing industry, the printing of metal products is more and more, in the metal printing process, metal products with different specifications are required to be fixed, then stamping printing of a gravure die is performed on the corresponding metal products, but the existing fixing device cannot well control the clamping force, particularly the existing clamp cannot control clamping of a thin-wall cylinder, in the thin-wall cylinder processing process, stamping printing is also required to be performed on the outer wall of the corresponding thin-wall cylinder, and if the clamping force of the clamp is insufficient, the stamping printing cannot achieve the expected effect; when the clamping force of the clamp meets the clamping requirement, the thin-wall cylinder is extremely easy to deform in the stamping and printing process; meanwhile, the traditional clamping fixtures are used for clamping the two ends of the thin-wall cylinder, when the outer wall of the thin-wall cylinder needs to be stamped and printed, the corresponding thin-wall cylinder needs to be continuously turned over to adjust the position of the thin-wall cylinder, the traditional end clamping method does not rotate after the turning is finished, most of printing fonts on a common intaglio stamping die are flat convex fonts, if the printing fonts are directly stamped on the outer side wall of the thin-wall cylinder, the surfaces of the thin-wall cylinder are arc-shaped, so that the stamping printing fonts are often different in depth, and finally stamping and printing on the surfaces of metal products fail.
For this purpose, we have devised a printing device for metal products.
Disclosure of Invention
The invention aims to solve the problem that the stamping printing font depth is different due to the fact that an intaglio mold is directly stamped on the outer side wall of a thin-wall cylinder and the surface of the thin-wall cylinder is arc-shaped.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a printing device for metal product, includes places the support to and set up the thin wall metal cylinder that waits to print on placing the support, place the fixed top board of hugging closely thin wall metal cylinder lateral wall on placing the support, fixed top board is equipped with the convex word towards thin wall metal cylinder one side, thin wall metal cylinder is through the symmetry setting to the promotion extrusion portion at placing the support both ends to the centre gripping of thin wall metal cylinder inner wall, thin wall metal cylinder inner wall is equipped with the circular arc and supports the briquetting, and is equipped with the roll extrusion portion that is used for pressing into thin wall metal cylinder with the convex word between circular arc and the fixed top board.
Preferably, the pushing press part includes:
two first support rods which are used for connecting and fixing the top plate and the placing support and are parallel to each other are respectively connected with a swinging cylinder in a rotating way;
the first screw rod is coaxially inserted into the thin-wall metal cylinder, a supporting ring is coaxially fixed on the first screw rod, a swinging rod inserted into the swinging cylinder is slidably arranged on the outer side wall of the supporting ring, and a reset spring for resetting is sleeved on the outer side wall of the swinging rod;
the second support rod is fixed on the support ring and horizontally slides on the placement support, and the first screw rod is sleeved with the opening part.
Preferably, the spreading part includes:
the end plate is fixed at the end part of the first screw rod, a sliding plate is sleeved on the first screw rod, and a plurality of extrusion limiting parts are circumferentially arranged between the end plate and the sliding plate;
and the thread rotating cylinder is in threaded connection with the first screw rod and coaxially rotates with the sliding disc.
Preferably, the pressing limiting part includes:
the pressing main rod is rotationally connected with the sliding disc, and a rubber block is arranged at one end of the pressing main rod, facing the thin-wall metal cylinder;
the pressing auxiliary rod is rotationally connected with the pressing main rod, and the other end of the pressing auxiliary rod is rotationally connected with the end disc through a rotating pillow block.
Preferably, the arc pressing block is located between two adjacent pressing main rods, the pressing main rods are pressed against the arc pressing block, and the arc pressing block is pressed against the inner wall of the thin-wall metal cylinder.
Preferably, the rolling portion includes:
the first sliding groove and the second sliding groove are respectively arranged on the side walls of the fixed top plate and the arc pressing block, and the second sliding groove is arc-shaped;
the first sliding groove and the second sliding groove are respectively provided with a first meshing gear and a second meshing gear which are meshed with the straight rack and the arc rack;
the two vertical pushing plates are respectively provided with a rotating shaft, the two ends of each vertical pushing plate are tightly attached to the fixed top plate and the side wall of the thin-wall metal cylinder, the first meshing gear and the second meshing gear are respectively rotated on the vertical pushing plates through the rotating shafts, the first belt pulley and the second belt pulley are respectively coaxially fixed on the first meshing gear and the second meshing gear, and the same transmission belt used for transmission is sleeved between the first belt pulley and the second belt pulley.
Preferably, a driving motor is arranged on the fixed top plate, and a second screw rod penetrating through the vertical pushing plate is fixed at the output end of the driving motor and is in threaded transmission with the vertical pushing plate.
The beneficial effects of the invention are as follows:
1. the invention can ensure that the arc pressing blocks roll together when the thin-wall metal cylinder rolls, so that convex characters can be stably pressed into the outer side wall of the thin-wall metal cylinder, and the situation that the character depth of stamping printing is different due to direct stamping on the outer side wall of the thin-wall cylinder is avoided.
2. According to the invention, the second meshing gear is driven to rotate through the transmission belt, so that the thin-wall metal cylinder is driven to roll through the arc rack, and the mode of meshing rolling is realized to replace the mode of directly pushing and pressing the vertical pushing plate, so that the slipping is avoided, namely, the phenomenon that the thin-wall metal cylinder directly slides on the fixed top plate, the stable rolling of the thin-wall metal cylinder can be ensured, and the metal printing effect is realized.
Drawings
Fig. 1 is a schematic structural diagram of a printing device for metal products according to the present invention;
FIG. 2 is a schematic diagram of a pushing and extruding part in a printing device for metal products according to the present invention;
fig. 3 is a schematic structural view of an extrusion limiting portion in a printing device for metal products according to the present invention;
FIG. 4 is a first dynamic diagram of an extrusion limiting portion in a printing device for metal products according to the present invention;
FIG. 5 is a second dynamic diagram of an extrusion limiting portion in a printing device for metal products according to the present invention;
FIG. 6 is a third dynamic diagram of an extrusion limiting portion in a printing device for metal products according to the present invention;
FIG. 7 is a fourth dynamic diagram of an extrusion limiting portion in a printing device for metal products according to the present invention;
fig. 8 is a schematic view of a partial structure of an extrusion limiting portion in a printing device for metal products according to the present invention;
fig. 9 is a schematic structural view of a rolling part in a printing device for metal products according to the present invention.
In the figure: 1. placing a bracket; 2. a thin-walled metal cylinder; 3. fixing the top plate; 4. arc pressing blocks; 5. pressing the main rod; 6. a first support bar; 7. a second support bar; 8. a first screw rod; 9. a swing cylinder; 10. a swinging rod; 11. a return spring; 12. a support ring; 13. a threaded rotating cylinder; 14. a sliding plate; 15. pressing the auxiliary rod; 16. an end plate; 17. rotating the pillow block; 18. a drive motor; 19. a vertical pushing plate; 20. a convex word; 21. a first sliding groove; 22. a second sliding groove; 23. a straight rack; 24. an arc rack; 25. a second screw rod; 26. a first meshing gear; 27. a second meshing gear; 28. a first pulley; 29. a second pulley; 30. a drive belt.
Detailed Description
Referring to fig. 1-9, a printing device for metal products comprises a placing bracket 1 and a thin-wall metal cylinder 2 arranged on the placing bracket 1 to be printed, wherein a fixed top plate 3 clung to the outer side wall of the thin-wall metal cylinder 2 is placed on the placing bracket 1, a convex character 20 is arranged on one side of the fixed top plate 3 towards the thin-wall metal cylinder 2, the thin-wall metal cylinder 2 clung to the convex character 20 on the fixed top plate 3 by rolling the thin-wall metal cylinder 2, then the thin-wall metal cylinder 2 rolls on the fixed top plate 3, and the convex character 20 is pressed into the outer side wall of the thin-wall metal cylinder 2, so that the metal printing effect is realized.
The thin-wall metal cylinder 2 clamps the inner wall of the thin-wall metal cylinder 2 through the pushing and extruding parts symmetrically arranged at the two ends of the placing bracket 1, so that the thin-wall metal cylinder 2 can be guaranteed to be in a rotating state by clamping, and the thin-wall metal cylinder 2 can be always in a state of propping against the fixed top plate 3.
The inner wall of the thin-wall metal cylinder 2 is provided with an arc pressing block 4, and a rolling part for pressing the convex character 20 into the thin-wall metal cylinder 2 is arranged between the arc pressing block 4 and the fixed top plate 3, wherein the fixed top plate 3 and the arc pressing block 4 are clamped at two ends of the thin-wall metal cylinder 2, and the arc pressing block 4 can roll on the fixed top plate 3 with the thin-wall metal cylinder 2.
Wherein, referring to fig. 2, the setting of pushing the extrusion portion can be effectual struts the thin wall metal cylinder 2 and extrudes thin wall metal cylinder 2 inner wall for thin wall metal cylinder 2 is fixed, and because swinging arms 10 slide at the outer lateral wall of support ring 12, can guarantee that reset spring 11 is pulling thin wall metal cylinder 2 all the time and hugging closely fixed top board 3, pushing the extrusion portion includes:
two first support rods 6 which are used for connecting and fixing the top plate 3 and the placing bracket 1 and are parallel to each other, and swing cylinders 9 are rotatably connected to the two first support rods 6; the first lead screw 8 is coaxially inserted into the thin-wall metal cylinder 2, the first lead screw 8 is coaxially fixed with a support ring 12, the outer side wall of the support ring 12 is slidably provided with a swinging rod 10 inserted into the swinging cylinder 9, and the outer side wall of the swinging rod 10 is sleeved with a reset spring 11 for resetting, so that printing can be completed by finely adjusting and rotating the thin-wall metal cylinder 2 after the thin-wall metal cylinder 2 is tightly attached to the fixed top plate 3;
the second supporting rod 7 is fixed on the supporting ring 12, and the second supporting rod 7 horizontally slides on the placing bracket 1, so that the circle center of the thin-wall metal cylinder 2 is always in a horizontally moving position when the thin-wall metal cylinder 2 rolls, and the first screw rod 8 is sleeved with a spreading part;
wherein the setting of strutting the portion can carry out the centre gripping with the thin wall metal cylinder 2 of different specifications, promotes through rotating screw thread rotation section of thick bamboo 13 and removes on first lead screw 8 to slide dish 14, and then can extrude thin wall metal cylinder 2 inner wall through the extrusion limit part, has reached the effect of propping up fixed thin wall metal cylinder 2, and the strutting the portion includes:
an end plate 16 fixed at the end of the first screw rod 8, a sliding plate 14 is sleeved on the first screw rod 8, and a plurality of extrusion limiting parts are circumferentially arranged between the end plate 16 and the sliding plate 14; a screw thread rotating cylinder 13 in threaded connection with the first screw rod 8, the screw thread rotating cylinder 13 and the sliding disc 14 coaxially rotate, and the sliding disc 14 pushed in this way can rotate with the extrusion limiting part and extrude the inner wall of the thin-wall metal cylinder 2;
the extrusion limiting part comprises: the pressing main rod 5 is rotationally connected with the sliding disc 14, and a rubber block is arranged at one end of the pressing main rod 5 facing the thin-wall metal cylinder 2; the pressing auxiliary rod 15 is rotatably connected with the pressing main rod 5, and the other end of the pressing auxiliary rod 15 is rotatably connected with the end disc 16 through the rotating shaft table 17, so that the pressing main rod 5 is brought to rotate to press the inner wall of the thin-wall metal cylinder 2 due to the reduced distance between the end disc 16 and the sliding disc 14.
The arc pressing block 4 is located between two adjacent pressing main rods 5, the pressing main rods 5 are pressed against the arc pressing block 4, the arc pressing block 4 is pressed against the inner wall of the thin-wall metal cylinder 2, the arc pressing block 4 is a replaceable part, the thin-wall metal cylinder 2 with different sizes is replaced, the arc surface of the arc pressing block 4 is tightly attached to the inner wall of the thin-wall metal cylinder 2, and as the two pressing main rods 5 are pressed against the side edges of the arc pressing block 4, the arc pressing block 4 can be guaranteed to roll together when the thin-wall metal cylinder 2 rolls, so that the convex character 20 can be stably pressed into the outer side wall of the thin-wall metal cylinder 2, and the situation that the character depth of stamping printing is different due to direct stamping on the outer side wall of the thin-wall metal cylinder is avoided.
Wherein the setting of roll extrusion portion can guarantee to control the dynamics of protruding word 20 pressing into the outer lateral wall of thin wall metal cylinder 2 through selecting the length of vertical push plate 19, and wherein the interval between first sliding tray 21 and the second sliding tray 22 on the circular arc butt briquetting 4 is the length of vertical push plate 19, can realize the protruding word 20 on the fixed top board 3 to the rolling extrusion of thin wall metal cylinder 2 outer lateral wall through constantly sliding vertical push plate 19, and the roll extrusion portion includes:
the first sliding groove 21 and the second sliding groove 22 are respectively arranged on the side walls of the fixed top plate 3 and the circular arc pressing block 4, and the second sliding groove 22 is in an arc shape; the straight rack 23 and the arc rack 24 are respectively arranged at the top of the first sliding groove 21 and the second sliding groove 22, and the first meshing gear 26 and the second meshing gear 27 which are meshed with the straight rack 23 and the arc rack 24 are respectively arranged in the first sliding groove 21 and the second sliding groove 22, and it is noted that, referring to fig. 9, the distance from the straight rack 23 to the thin-wall metal cylinder 2 to the fixed top plate 3 is the same as the nearest distance from the arc rack 24 to the thin-wall metal cylinder 2 to the fixed top plate 3, so that the problem that the thin-wall metal cylinder 2 slides at the bottom of the fixed top plate 3 when the arc rack 24 rolls along with the thin-wall metal cylinder 2 at the bottom of the fixed top plate 3 can be realized; the two vertical pushing plates 19 are respectively provided with a rotating shaft, the two ends of each vertical pushing plate 19 are tightly attached to the side walls of the fixed top plate 3 and the thin-wall metal cylinder 2, the first meshing gear 26 and the second meshing gear 27 are respectively rotated on the vertical pushing plates 19 through the rotating shafts, the first belt pulley 28 and the second belt pulley 29 are coaxially fixed on the first meshing gear 26 and the second meshing gear 27, the same transmission belt 30 used for transmission is sleeved between the first belt pulley 28 and the second belt pulley 29, so that the moving vertical pushing plates 19 can drive the first meshing gear 26 to rotate in an meshing manner with the straight racks 23 through pushing the vertical pushing plates 19, the rotating first meshing gear 26 can drive the second meshing gear 27 to rotate through the transmission belt 30, and further the thin-wall metal cylinder 2 can be driven to roll through the arc racks 24, so that the phenomenon that the thin-wall metal cylinder 2 directly slides on the fixed top plate 3 can be avoided through the direct pushing and pressing manner, and the stable rolling of the thin-wall metal cylinder 2 can be ensured, and the effect of metal printing can be realized;
referring to fig. 4-7, the arc pressing block 4 rolls on the fixed top plate 3 with the thin-wall metal cylinder 2, and the vertical pushing plate 19 directly pushes the arc pressing block 4 to roll, and the swinging cylinder 9 and the swinging rod 10 rotate around the first screw rod 8, so that the first screw rod 8 horizontally moves to press the inner wall of the thin-wall metal cylinder 2 through the pressing limiting part, thereby achieving the effect of supporting and fixing the thin-wall metal cylinder 2.
The thin-walled metal cylinder 2 rolling on the fixed top plate 3 can act as a rolling press, i.e. the male words 20 on the fixed top plate 3 are pressed into the outer side wall of the thin-walled metal cylinder 2.
The fixed top plate 3 is provided with a driving motor 18, the output end of the driving motor 18 is fixed with a second screw rod 25 penetrating through the vertical pushing plate 19, and the second screw rod 25 is in threaded transmission with the vertical pushing plate 19, so that the driving motor 18 can be started to drive the second screw rod 25 to rotate, and then the vertical pushing plate 19 is driven to move, and the rolling effect on the thin-wall metal cylinder 2 is achieved.
The working principle of the invention is as follows: firstly, the thin-wall metal cylinder 2 is sleeved on the placement bracket 1, the outer side wall of the thin-wall metal cylinder 2 is clung to one side of the bottom of the fixed top plate 3, then the sliding disc 14 is pushed to move on the first screw rod 8 by rotating the threaded rotating cylinder 13, and then the inner wall of the thin-wall metal cylinder 2 is extruded by the plurality of expanded propping main rods 5, so that the effect of supporting and fixing the thin-wall metal cylinder 2 is achieved, and the arc propping block 4 is clung to the inner wall of the thin-wall metal cylinder 2 in the expanding process;
then, the driving motor 18 is started to drive the second screw rod 25 to rotate, and then the vertical pushing plate 19 is driven to move towards the right side, and a state diagram of rolling of the thin-wall metal cylinder 2 is shown in fig. 4-7, and a combined view of fig. 4 and 9 is shown in the attached view, the vertical pushing plate 19 moves towards the right side, the first meshing gear 26 on the vertical pushing plate 19 rotates under the meshing action of the straight racks 23, the rotating first meshing gear 26 can transmit the rotating force to the second meshing gear 27 through the driving belt 30, the rotating second meshing gear 27 can engage with the arc racks 24, due to the existence of the vertical pushing plate 19, the arc surface closest to the bottom side of the fixed top plate 3 on the arc pushing plate 4 is the same as the fixed top plate 3 in distance, and the second meshing gear 27 can engage with the arc racks 24, so that the arc pushing plate 4 can drive the thin-wall metal cylinder 2 to form a moving state shown in fig. 4-7, the mode of rolling can be replaced by the mode of directly pushing the vertical pushing plate 19, namely, the existence of the thin-wall cylinder 2 can be prevented from directly pushing the thin-wall metal cylinder 3, and stable rolling effect can be realized, and the rolling effect of the thin-wall metal cylinder 2 can be ensured.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. The printing device for the metal product comprises a placing support (1) and a thin-wall metal cylinder (2) to be printed, wherein the thin-wall metal cylinder (2) is arranged on the placing support (1), a fixed top plate (3) which is tightly attached to the outer side wall of the thin-wall metal cylinder (2) is arranged on the placing support (1), and the printing device is characterized in that a convex character (20) is arranged on one side of the fixed top plate (3) towards the thin-wall metal cylinder (2), and the thin-wall metal cylinder (2) clamps the inner wall of the thin-wall metal cylinder (2) through pushing extrusion parts symmetrically arranged at two ends of the placing support (1);
the pushing press portion includes:
two first support rods (6) which are used for connecting and fixing the top plate (3) and the placing support (1) and are parallel to each other, and swinging cylinders (9) are rotatably connected to the two first support rods (6);
the first screw rod (8) is coaxially inserted into the thin-wall metal cylinder (2), a supporting ring (12) is coaxially fixed on the first screw rod (8), a swinging rod (10) inserted into the swinging cylinder (9) is slidably arranged on the outer side wall of the supporting ring (12), and a reset spring (11) for resetting is sleeved on the outer side wall of the swinging rod (10);
fix second bracing piece (7) on holding ring (12), and second bracing piece (7) horizontal slip on placing support (1), the cover is equipped with the portion of strutting on first lead screw (8), thin wall metal cylinder (2) inner wall is equipped with circular arc and supports briquetting (4), and is equipped with the roll extrusion portion that is used for pressing into thin wall metal cylinder (2) with convex word (20) between circular arc support briquetting (4) and fixed top board (3), roll extrusion portion includes:
the first sliding groove (21) and the second sliding groove (22) are respectively formed in the side walls of the fixed top plate (3) and the circular arc pressing block (4), and the second sliding groove (22) is arc-shaped;
straight racks (23) and arc racks (24) which are respectively arranged at the tops of the first sliding groove (21) and the second sliding groove (22), wherein a first meshing gear (26) and a second meshing gear (27) which are meshed with the straight racks (23) and the arc racks (24) are respectively arranged in the first sliding groove (21) and the second sliding groove (22);
the two vertical pushing plates (19), the rotation shafts are arranged at two ends of the vertical pushing plates (19), the vertical pushing plates (19) are clung to the side walls of the fixed top plate (3) and the thin-wall metal cylinder (2), the first meshing gear (26) and the second meshing gear (27) rotate on the vertical pushing plates (19) through the rotation shafts, the first belt pulley (28) and the second belt pulley (29) are coaxially fixed on the first meshing gear (26) and the second meshing gear (27), and the same transmission belt (30) used for transmission is sleeved between the first belt pulley (28) and the second belt pulley (29).
2. A printing device for metal products according to claim 1, wherein said spreader portion comprises:
an end plate (16) fixed at the end of the first screw rod (8), a sliding plate (14) is sleeved on the first screw rod (8), and a plurality of extrusion limiting parts are circumferentially arranged between the end plate (16) and the sliding plate (14);
and the threaded rotating cylinder (13) is in threaded connection with the first screw rod (8), and the threaded rotating cylinder (13) and the sliding disc (14) coaxially rotate.
3. The printing device for metal products according to claim 2, wherein the pressing stopper includes:
a pressing main rod (5) rotationally connected with the sliding disc (14), wherein a rubber block is arranged at one end of the pressing main rod (5) facing the thin-wall metal cylinder (2);
and the pressing auxiliary rod (15) is rotationally connected with the pressing main rod (5), and the other end of the pressing auxiliary rod (15) is rotationally connected with the end disc (16) through the rotating pillow block (17).
4. A printing device for metal products according to claim 3, characterized in that the arc pressing blocks (4) are located between two adjacent pressing main rods (5), the pressing main rods (5) are pressed against the arc pressing blocks (4), and the arc pressing blocks (4) are pressed against the inner wall of the thin-wall metal cylinder (2).
5. Printing device for metal products according to claim 1, characterized in that the fixed top plate (3) is provided with a drive motor (18), and the output of the drive motor (18) is fixed with a second screw (25) penetrating the vertical pushing plate (19), said second screw (25) being in threaded transmission with the vertical pushing plate (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310016085.1A CN115891489B (en) | 2023-01-06 | 2023-01-06 | Printing device for metal product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310016085.1A CN115891489B (en) | 2023-01-06 | 2023-01-06 | Printing device for metal product |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115891489A CN115891489A (en) | 2023-04-04 |
| CN115891489B true CN115891489B (en) | 2023-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310016085.1A Active CN115891489B (en) | 2023-01-06 | 2023-01-06 | Printing device for metal product |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN210680051U (en) * | 2019-07-25 | 2020-06-05 | 青州鸿瑞乔塑业有限公司 | Cylinder heat transfer machine |
| CN112706511A (en) * | 2020-12-29 | 2021-04-27 | 欢宜(广州)母婴用品有限公司 | Print printing machine |
| CN112794144A (en) * | 2021-03-31 | 2021-05-14 | 山东国维复合材料科技有限公司 | Thermoplastic film production and processing device and method |
| CN216990917U (en) * | 2022-02-18 | 2022-07-19 | 苏州菲斯卡精密机械有限公司 | Supporting device for thin-wall workpiece machining |
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