CN210940708U - Knurling forming mechanism and from type paper production facility - Google Patents
Knurling forming mechanism and from type paper production facility Download PDFInfo
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- CN210940708U CN210940708U CN201921154807.5U CN201921154807U CN210940708U CN 210940708 U CN210940708 U CN 210940708U CN 201921154807 U CN201921154807 U CN 201921154807U CN 210940708 U CN210940708 U CN 210940708U
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Abstract
The utility model is suitable for the artificial leather is from type paper production facility field, disclose from type paper production facility, it includes frame and knurling forming mechanism, knurling forming mechanism includes being used for rotating the decorative pattern roller that is connected in the frame and being used for driving decorative pattern roller pivoted power unit, knurling forming mechanism still includes the first compression roller that locates decorative pattern roller one side, locate the second compression roller of decorative pattern roller opposite side, be used for driving first compression roller towards or keep away from the first drive assembly that decorative pattern roller removed and be used for driving the second compression roller towards or keep away from the second drive assembly that decorative pattern roller removed, be formed with the clearance that supplies the body paper to pass between decorative pattern roller and the first compression roller, when knurling the body paper, can start first drive assembly and second drive assembly simultaneously and make first compression roller and second compression roller exert pressure to the decorative pattern roller simultaneously in decorative pattern roller both sides to duplicate the body paper intact with the decorative pattern, moreover, because the patterned roller is stressed on two sides simultaneously, the patterned roller is stressed evenly and cannot be deformed easily.
Description
Technical Field
The utility model relates to an synthetic leather is from type paper production facility field, especially relates to knurling forming mechanism and from type paper production facility.
Background
Leather products have been widely used in human life since a long time ago. Along with the social progress and the continuous improvement of the living standard of people, the demand of leather products is more and more increased; however, since wild animals are protected, leather that is raised artificially has far from meeting the demand of people for leather products, and thus the world demand for artificial synthetic leather is objective. Since the advent of artificial synthetic leather, the development has been rapid, which has enabled mankind to gradually break away from reliance on wildness and artificial breeding of animals. The release paper is used as a carrier for artificial leather production to replace the laggard steel die printing, which is a necessary trend for artificial leather production.
What present artificial leather leaves type production facility's knurling forming mechanism adopted is that the single-pressing method device embosses the body paper basically, and the artificial leather that adopts the single-pressing method device to produce leaves the type paper and has following problem: 1. when the pattern roller needs larger pressure or the middle pattern lacks materials, the pattern can not be perfectly copied to the base paper, and the anti-fidelity is low; 2. the single side of the patterned roller is pressed, and particularly, the patterned roller is easy to deform under the action of larger pressure, so that the service life is shortened; 3. when the pressure applied by the pattern roller is insufficient, more polypropylene copolymer is needed to be used for perfectly duplicating the patterns to the base paper, however, the base paper has a curling phenomenon due to the use of too much polypropylene copolymer.
Therefore, it is necessary to provide a new embossing mechanism to solve the above problems.
Disclosure of Invention
A first object of the utility model is to provide an embossing forming mechanism, it aims at solving the decorative pattern that current embossing forming mechanism exists in the production process can not be intact duplicate to the body paper on, the body paper appears turn-up phenomenon easily and decorative pattern roller is out of shape, technical problem that life is low easily.
In order to achieve the above purpose, the utility model provides a scheme is:
the utility model provides an embossing forming mechanism, is including being used for rotating the decorative pattern roller that connects in the frame from type paper production facility and being used for the drive decorative pattern roller pivoted power unit, embossing forming mechanism is still including locating the first compression roller of decorative pattern roller one side, locating the second compression roller of decorative pattern roller opposite side, be used for the drive first compression roller orientation or keep away from the first drive assembly that the decorative pattern roller removed with be used for the drive the second compression roller orientation or keep away from the second drive assembly that the decorative pattern roller removed, the decorative pattern roller with be formed with the clearance that supplies the body paper to pass between the first compression roller.
As an improved mode, the first driving assembly comprises a first transmission mechanism connected to the first pressing roller and a first driving mechanism used for outputting linear reciprocating motion power to drive the first transmission mechanism to drive the first pressing roller to move towards or away from the pattern roller.
As an improved mode, the first transmission mechanism comprises two first pressure roller connecting rods which are used for being rotatably connected to the rack, two ends of each first pressure roller are respectively connected to the two first pressure roller connecting rods, and the first driving mechanism is connected with the first pressure roller connecting rods so as to drive the first pressure roller connecting rods to swing around the connection positions of the first pressure roller connecting rods and the rack.
As an improvement mode, first drive mechanism include two be used for rotate connect in the first compression roller connecting rod of frame, two be used for rotate connect in the backing roll connecting rod of frame and both ends are connected respectively in two backing roll on the backing roll connecting rod, the both ends of first compression roller are connected respectively in two on the first compression roller connecting rod, the backing roll is located first compression roller is kept away from one side of decorative pattern roller is in order to be used for supplying first compression roller supports and leans on, first actuating mechanism with the backing roll connecting rod is connected with the drive the backing roll connecting rod wind the backing roll connecting rod with the junction swing of frame.
As a modification, the outer diameter of the support roller is larger than the outer diameter of the first press roller.
As an improved mode, the second driving assembly comprises a second transmission mechanism connected to the second pressing roller and a second driving mechanism used for outputting linear reciprocating motion power to drive the second transmission mechanism to drive the second pressing roller to move towards or away from the pattern roller.
As an improved mode, the second transmission mechanism comprises two second pressure roller connecting rods which are used for being rotatably connected to the rack, two ends of each second pressure roller are respectively connected to the two second pressure roller connecting rods, and the second driving mechanism is connected with the second pressure roller connecting rods to drive the second pressure roller connecting rods to swing around the connection positions of the second pressure roller connecting rods and the rack.
A second object of the utility model is to provide a from type paper production facility, including frame and foretell knurling forming mechanism.
As an improvement mode, the release paper production equipment further comprises two fixing plates arranged on the rack at intervals, the first pressing roller and the second pressing roller are connected to the fixing plates, and the first driving assembly and the second driving assembly are arranged on the fixing plates.
As an improvement mode, from type paper production facility still including all rotate connect in the deflector roll and the coating mechanism of fixed plate, the deflector roll is located embossing forming mechanism's below, coating mechanism is located the decorative pattern roller with the top of first compression roller, and have and be used for the orientation the decorative pattern roller with the coating nozzle of the cooperation department of first compression roller.
The utility model provides an embossing forming mechanism adopts and embosses to the body paper to the pressing method, it includes the decorative pattern roller, first compression roller, the second compression roller, be used for driving first compression roller orientation or keep away from the first drive assembly that the decorative pattern roller removed and be used for driving the second compression roller orientation or keep away from the second drive assembly that the decorative pattern roller removed, when embossing the body paper, when the decorative pattern roller needs great pressure or middle decorative pattern to lack the material, can start first drive assembly and second drive assembly simultaneously and make first compression roller and second compression roller exert pressure to the decorative pattern roller simultaneously in decorative pattern roller both sides, thereby on copying the body paper with the decorative pattern intact, improve the fidelity, need not use too much polypropylene copolymer simultaneously, the emergence of turn-up phenomenon has been reduced, and, because the decorative pattern roller is atress simultaneously in both sides, decorative pattern roller atress is balanced, can not take place easily the deformation.
The utility model provides a from type paper production facility includes foretell knurling forming mechanism, consequently when carrying out the knurling to the body paper, when the decorative pattern roller needs great pressure or middle decorative pattern to lack the material, can start first drive assembly and second drive assembly simultaneously and make first compression roller and second compression roller exert pressure to the decorative pattern roller simultaneously in decorative pattern roller both sides, thereby on copying the body paper with the decorative pattern intactly, improve the fidelity, need not use too much polypropylene copolymer simultaneously, the emergence of turn-up phenomenon has been reduced, moreover, because the decorative pattern roller is atress simultaneously in both sides, decorative pattern roller atress is balanced, can not take place to warp easily.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of a release paper production apparatus according to an embodiment of the present invention.
The reference numbers illustrate:
release paper production equipment 1; a frame 10; a fixed plate 11; a patterned roller 121; a first press roller 122; a second pressing roller 123; a first drive assembly 124; a first transmission 1241; first compression roller link 12411; support roller linkage 12412; support rolls 12413; a first drive mechanism 1242; a second drive assembly 125; a second pressure roller link 12511; a second drive mechanism 1252; a guide roller 13; a coating mechanism 14;
and (3) base paper 2.
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 efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. 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.
As shown in fig. 1, the embodiment of the utility model provides an embossing forming mechanism, including rotating the decorative pattern roller 121 who connects in two fixed plates 11 from type paper production facility, locate the first compression roller 122 of decorative pattern roller 121 one side, locate the second compression roller 123 of decorative pattern roller 121 opposite side, be used for driving the power unit (not shown) of decorative pattern roller 121 pivoted, be used for driving first compression roller 122 towards or keep away from the first drive assembly 124 that decorative pattern roller 121 removed and be used for driving second compression roller 123 towards or keep away from the second drive assembly 125 that decorative pattern roller 121 removed, be formed with the clearance that supplies body paper 2 to pass between decorative pattern roller 121 and the first compression roller 122.
When embossing the base paper 2, when the pattern roller 121 needs larger pressure or the middle pattern lacks materials, the first driving component 124 and the second driving component 125 can be started simultaneously to enable the first pressing roller 122 and the second pressing roller 123 to apply pressure to the pattern roller 121 on two sides of the pattern roller 121 simultaneously, so that the patterns are perfectly copied to the base paper 2, the simulation degree is improved, meanwhile, excessive polypropylene copolymer is not needed, the edge curling phenomenon is reduced, and in addition, because the pattern roller 121 is stressed on two sides simultaneously, the stress of the pattern roller 121 is balanced, and the deformation cannot easily occur.
The checkered roller 121 is a steel roller, nickel is plated on the outer surface of the steel roller, the checkered roller 121 has different specifications, the size of the checkered roller 121 is determined according to a checkered structure, the two ends of the checkered roller 121 are connected onto the two fixing plates 11 through rotating shafts, and the corresponding checkered roller 121 is replaced according to actual needs during production.
The first pressing roller 122 is a rubber roller and made of polyurethane, and the first pressing roller 122 applies pressure to the pattern roller 121 under the action of the first driving assembly 124. Further, the first pressing roller 122 is in direct contact with the base paper 2, and therefore, the surface of the first pressing roller 122 is smooth and flat.
The first driving assembly 124 includes a first transmission mechanism connected to the first pressing roller 122 and a first driving mechanism 1242 for outputting a linear reciprocating motion power to drive the first transmission mechanism 1241 to drive the first pressing roller 122 to move toward or away from the pattern roller 121.
Optionally, the first transmission mechanism 1241 includes two first press roller connecting rods 12411 rotatably connected to the two fixing plates 11, two support roller connecting rods 12412 rotatably connected to the two fixing plates 11, and support rollers 12413 having two ends respectively disposed on the two support roller connecting rods 12412, two ends of the first press roller 122 are respectively disposed on the two first press roller connecting rods 12411, the support roller 12413 is disposed on one side of the first press roller 122 away from the pattern roller 121 for the first press roller 122 to abut against, and the first driving mechanism 1242 is connected to the support roller connecting rod 12412 to drive the support roller connecting rod 12412 to swing around a joint between the support roller connecting rod 12412 and the fixing plate 11, where, in order to better protect the first press roller 122, the service life of the first press roller 122 is prolonged, so that the support roller 12413 is designed.
Preferably, one end of the first pressure roller connecting rod 12411 is connected to the fixing plate 11 through a first rotating shaft, the first pressure roller 122 is connected to the other end of the first pressure roller connecting rod 12411, the first pressure roller connecting rod 12411 swings around the first rotating shaft, the middle of the support roller connecting rod 12412 is connected to the fixing plate 11 through a second rotating shaft, the support roller 12413 is connected to one end of the support roller connecting rod 12412, and the support roller connecting rod 12412 swings around the second rotating shaft.
Optionally, the support roller 12413 is a steel roller with an outer diameter, and the surface of the steel roller is plated with chrome, so that the support roller 12413 is ensured to have good rigidity and not to deform or bend easily under pressure. In the specific pressing, the surface of the support roller 12413 supports the surface of the first press roller 122, so that the first press roller 122 can be prevented from being deformed and bent to the maximum extent, and the first press roller 122 can be uniformly attached to the surface of the pattern roller 121.
Optionally, the outer diameter of support roller 12413 is larger than the outer diameter of first pressure roller 122. Here, the outer diameter of the support roller 12413 is designed to be relatively large, which can improve the support reliability of the first press roller 122.
Of course, in a specific application, the arrangement of the first transmission mechanism 1241 is not limited to the above-mentioned scheme, for example, as a preferred alternative embodiment of the first transmission mechanism 1241, the first transmission mechanism 1241 includes two first roller links 12411 rotatably connected to the two fixing plates 11, two ends of the first roller 122 are respectively disposed on the two first roller links 12411, and the first driving mechanism 1242 is connected to the first roller link 12411 to drive the first roller link 12411 to swing around the connection of the first roller link 12411 and the fixing plate 11.
Optionally, the first driving mechanism 1242 is a hydraulic cylinder, the first driving mechanism 1242 includes a first cylinder (not shown) and a first piston rod (not shown) disposed in the first cylinder, the first cylinder is fixed on one of the fixing plates 11, the first piston rod is connected to one end of the support roller connecting rod 12412 away from the support roller 12413, when the first piston rod extends out of the first cylinder, the first piston rod drives the two support roller connecting rods 12412 to swing in a direction approaching the pattern roller 121, the swing of the two support roller connecting rods 12412 can drive the support roller 12413 to swing through two ends of the support roller 12413, and the swing of the support roller 12413 can drive the first press roller 122 to move towards the pattern roller 121, so as to apply pressure to the pattern roller 121; when the first piston rod contracts, the first piston rod drives the two supporting roller connecting rods 12412 to swing in the direction away from the pattern roller 121, the supporting roller 12413 is further driven to move in the direction away from the pattern roller 121, the first pressing roller 122 loses the support of the supporting roller 12413, and the two first pressing roller connecting rods 12411 swing to drive the first pressing roller 122 to swing until the first pressing roller 122 abuts against the supporting roller 12413.
Of course, in a specific application, the arrangement of the first driving mechanism 1242 is not limited to the above, and the first driving mechanism 1242 may also be a cylinder.
The second pressing roller 123 is a rubber roller and made of polyurethane, the embossing mechanism 12 further comprises a second connecting rod 1231, two ends of the second pressing roller 123 are connected to the two fixing plates 11 through the two second connecting rods 1231 in a swinging mode, the second connecting rod 1231 is rotatably connected with the fixing plates 11 through a rotating shaft, and under the action of the second driving assembly 125, pressure is applied to the pattern roller 121.
The second driving assembly 125 includes a second transmission mechanism connected to the second pressing roller 123 and a second driving mechanism 1252 for outputting a linear reciprocating motion to drive the second transmission mechanism to drive the second pressing roller 123 to move toward or away from the pattern roller 121.
Optionally, the second transmission mechanism includes two second pressure roller connecting rods 12511 rotatably connected to the two fixing plates 11, two ends of the second pressure roller 123 are respectively disposed on the two second pressure roller connecting rods 12511, and the second driving mechanism 1252 is connected to the second pressure roller connecting rod 12511 to drive the second pressure roller connecting rod 12511 to swing around a connection of the second pressure roller connecting rod 12511 and the fixing plate 11.
Preferably, one end of the second pressure roller link 12511 is connected to the fixing plate 11 via a third rotation shaft, the second pressure roller 123 is connected to the other end of the second pressure roller link 12511, and the second pressure roller link 12511 swings around the third rotation shaft.
Optionally, the second driving mechanism 1252 includes a second cylinder (not shown) and a second piston rod (not shown) disposed in the second cylinder, the second cylinder is fixed on one of the fixing plates 11, one end of the second piston rod is connected to the second pressure roller connecting rod 12511 at a position close to the second pressure roller 123, when the second piston rod extends, the second piston rod drives the two second pressure roller connecting rods 12511 to swing in a direction close to the patterned roller 121, and the swing of the two second pressure roller connecting rods 12511 can drive the second pressure roller 123 to swing through two ends of the second pressure roller 123, so as to move toward the patterned roller 121 and apply pressure to the patterned roller 121; when the second piston rod contracts, the second piston rod drives the two second pressure roller connecting rods 12511 to swing in the direction away from the pattern roller 121, and further drives the second pressure roller 123 to move in the direction away from the pattern roller 121.
The embodiment of the utility model also provides a release paper production device 1, which comprises a frame 10, two fixing plates 11 arranged on the frame 10 at intervals, the embossing forming mechanism, a guide roller 13 rotationally connected with the two fixing plates 11 and a coating mechanism 14, wherein the guide roller 13 is arranged below the embossing forming mechanism, the coating mechanism 14 is arranged above the pattern roller 121 and the first press roller 122, and has a coating nozzle for facing the mating part of the pattern roller 121 and the first pressing roller 122, and during the production process, the base paper 2 is guided and drawn between the first pressing roller 122 and the pattern roller 121 by the guide roller 13, the coating mechanism 14 continuously coats the polypropylene copolymer on the base paper 2 according to the set film thickness and the linear speed, the polypropylene copolymer permeates to the bottom of the pattern roller 121 under high pressure and is cooled and solidified, and therefore the patterns on the pattern roller 121 can be transferred to the film surface to manufacture the release paper.
Due to the adoption of the embossing forming mechanism, when the base paper 2 is embossed, when the pattern roller 121 needs larger pressure or the middle pattern is short of material, the first driving component 124 and the second driving component 125 can be started simultaneously, so that the first pressing roller 122 and the second pressing roller 123 can apply pressure to the pattern roller 121 on two sides of the pattern roller 121 simultaneously, the pattern is perfectly copied to the base paper 2, the simulation degree is improved, excessive polypropylene copolymer is not needed, the edge curling phenomenon is reduced, and because the pattern roller 121 is stressed on two sides simultaneously, the pattern roller 121 is stressed in a balanced manner, and cannot be easily deformed.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (10)
1. The embossing forming mechanism comprises a pattern roller and a power mechanism, wherein the pattern roller is used for being connected to a frame of release paper production equipment in a rotating mode, the power mechanism is used for driving the pattern roller to rotate, the embossing forming mechanism further comprises a first pressing roller, a second pressing roller and a first driving assembly, the first pressing roller is arranged on one side of the pattern roller, the second pressing roller is arranged on the other side of the pattern roller, the first driving assembly is used for driving the first pressing roller to face or be away from the pattern roller, the second driving assembly is used for driving the second pressing roller to face or be away from the second driving assembly, the pattern roller and a gap for raw paper to pass through is formed between the first pressing rollers.
2. The embossing forming mechanism of claim 1, wherein the first driving assembly comprises a first transmission mechanism connected to the first pressing roller and a first driving mechanism for outputting linear reciprocating motion power to drive the first transmission mechanism to drive the first pressing roller to move towards or away from the patterned roller.
3. The embossing forming mechanism as set forth in claim 2, wherein the first transmission mechanism includes two first press roller links for rotatably connecting to the frame, both ends of the first press roller are respectively connected to the two first press roller links, and the first driving mechanism is connected to the first press roller links to drive the first press roller links to swing around the connection of the first press roller links and the frame.
4. The embossing forming mechanism as claimed in claim 2, wherein the first transmission mechanism includes two first pressure roller connecting rods for rotatably connecting to the frame, two support roller connecting rods for rotatably connecting to the frame, and two support rollers having two ends respectively connected to the two support roller connecting rods, the two ends of the first pressure roller are respectively connected to the two first pressure roller connecting rods, the support roller is disposed on a side of the first pressure roller away from the pattern roller for the first pressure roller to abut against, and the first driving mechanism is connected to the support roller connecting rods to drive the support roller connecting rods to swing around a connection of the support roller connecting rods and the frame.
5. The embossing mechanism as set forth in claim 4, wherein an outer diameter of the supporting roller is larger than an outer diameter of the first pressing roller.
6. The embossing forming mechanism of claim 1, wherein the second driving assembly comprises a second transmission mechanism connected to the second pressing roller and a second driving mechanism for outputting linear reciprocating motion power to drive the second transmission mechanism to drive the second pressing roller to move towards or away from the patterned roller.
7. The embossing mechanism as claimed in claim 6, wherein the second transmission mechanism includes two second roller links for rotatably connecting to the frame, two ends of the second roller are respectively connected to the two second roller links, and the second driving mechanism is connected to the second roller links to drive the second roller links to swing around the connection of the second roller links and the frame.
8. Release paper production facility, including the frame, characterized in that, the release paper production facility still includes the knurling forming mechanism of any one of claims 1-7.
9. The release paper production apparatus according to claim 8, further comprising two fixing plates spaced apart from each other on the frame, wherein the first pressing roller and the second pressing roller are connected to the fixing plates, and the first driving assembly and the second driving assembly are disposed on the fixing plates.
10. The release paper production apparatus according to claim 9, further comprising a guide roller and a coating mechanism both rotatably connected to the fixing plate, wherein the guide roller is located below the embossing forming mechanism, and the coating mechanism is located above the pattern roller and the first press roller and has a coating nozzle for facing a mating portion of the pattern roller and the first press roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921154807.5U CN210940708U (en) | 2019-07-22 | 2019-07-22 | Knurling forming mechanism and from type paper production facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921154807.5U CN210940708U (en) | 2019-07-22 | 2019-07-22 | Knurling forming mechanism and from type paper production facility |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210940708U true CN210940708U (en) | 2020-07-07 |
Family
ID=71392175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921154807.5U Active CN210940708U (en) | 2019-07-22 | 2019-07-22 | Knurling forming mechanism and from type paper production facility |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210940708U (en) |
-
2019
- 2019-07-22 CN CN201921154807.5U patent/CN210940708U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Embossing forming mechanism and release paper production equipment Effective date of registration: 20211027 Granted publication date: 20200707 Pledgee: Shenzhen hi tech investment small loan Co.,Ltd. Pledgor: SHENZHEN WANJI TECHNOLOGY CO.,LTD. Registration number: Y2021980011421 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221121 Granted publication date: 20200707 Pledgee: Shenzhen hi tech investment small loan Co.,Ltd. Pledgor: SHENZHEN WANJI TECHNOLOGY CO.,LTD. Registration number: Y2021980011421 |