CN114407499B - Efficient stripping device for optical film production - Google Patents
Efficient stripping device for optical film production Download PDFInfo
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- CN114407499B CN114407499B CN202210175479.7A CN202210175479A CN114407499B CN 114407499 B CN114407499 B CN 114407499B CN 202210175479 A CN202210175479 A CN 202210175479A CN 114407499 B CN114407499 B CN 114407499B
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- groove
- sliding
- fixedly connected
- plate
- optical film
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/10—Removing layers, or parts of layers, mechanically or chemically
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Polarising Elements (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
Abstract
The invention discloses a high-efficiency stripping device for optical film production, which comprises an operation table and a moving plate, wherein a plurality of supporting feet are fixedly connected to the bottom of the operation table, a through moving groove is formed in the operation table, the moving plate is in sliding connection with the moving groove, symmetrical sliding grooves are formed in the groove walls on two sides of the moving groove, two sliding rails are fixedly connected to two sides of the moving plate respectively, and the two sliding rails are respectively in sliding connection with the sliding grooves on two sides of the moving groove. In the experimental operation process, another person can install the optical film in the placing groove at the other end of the moving plate, the optical film is quickly replaced by sliding the moving plate after one experiment is finished, the preparation time between two experiments is shortened, the stripping efficiency of the optical film is improved, the pressure of the compression roller to the sticking roller and the adsorption force of the suction cup to the optical film can be changed, and therefore the device is suitable for stripping after different types of optical films are fixed, and the application range of the device is widened.
Description
Technical Field
The invention relates to the technical field of optical film manufacturing, in particular to a high-efficiency stripping device for optical film production.
Background
The optical film is composed of thin layered media, and propagates a class of optical media materials of light beams through interfaces, and is characterized by smooth surfaces, the interfaces between film layers are geometrically divided, and the optical film is divided into a reflecting film, an antireflection film, a light filtering film, an optical protection film, a polarizing film, a light splitting film and a phase film according to applications; in the production process of the optical film, a peeling test is required to be performed thereon in order to verify the peeling force of the optical film.
Through retrieving, the peeling device for optical film production that the authority publication number CN202010270598.1 proposed, including four landing legs of placing on the earth's surface, the top fixed mounting of four landing legs has same workstation, the top one side fixed mounting of workstation has the riser, and the top fixed mounting of riser has the diaphragm, the bottom of diaphragm is provided with the roll-in subassembly, although this invention has carried out whole peeling process improvement than traditional peeling device for optical film, but when need change after peeling off optical film each time, and demolish in the change process, the installation needs consuming time, influence the peeling efficiency of optical film of power device to the direction of peeling off on the device is single fixed, the compression roller dynamics is invariable, lack experimental variable, for this reason, propose a high-efficient peeling device for optical film production.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a high-efficiency stripping device for producing an optical film.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides an optical film production is with high-efficient stripping off device, includes operation panel and movable plate, the bottom fixedly connected with many supporting legs of operation panel, set up on the operation panel and run through the movable groove, movable plate and movable groove sliding connection, the spout of symmetry has been seted up on the both sides cell wall of movable groove, the each fixedly connected with slide rail in both sides of movable plate, two the slide rail respectively with the spout sliding connection in movable groove both sides, every the equal fixedly connected with stopper in both ends of slide rail, the one end fixedly connected with handle of movable plate.
In the high-efficient stripping device for producing the optical film, two symmetrical placing grooves are formed in the upper end face of the moving plate, electric clamping plates are arranged on the groove walls on two sides of the placing grooves, two clamping grooves are formed in one side of the moving plate, a horizontal sliding rod penetrates through the operating table and is connected with the sliding table in a sliding mode, one end of the sliding rod extends into the moving groove to abut against the moving plate, a retaining plate is fixedly connected with one end of the sliding rod outside the operating table, a first spring connected with the operating table and the retaining plate is sleeved on the sliding rod, and a handle is fixedly connected to one side, away from the sliding rod, of the retaining plate.
In the high-efficiency stripping device for producing the optical film, one side of the operating platform, which is close to the sliding rod, is fixedly connected with an L-shaped support, one end of the operating platform, which is far away from the support, is fixedly connected with a fixing seat, a horizontal beam is jointly fixed on the support and the fixing seat, a movable groove is formed in the bottom surface of the beam, reciprocating screw rods are rotatably connected to the groove walls on two sides of the movable groove through bearings, screw rod sliding blocks are slidably connected in the movable groove, the screw rod sliding blocks are in threaded connection with the reciprocating screw rods, a motor is fixedly connected to the fixing seat through bolts, and one end of each screw rod sliding block extends to the outer side of the beam and is coaxially and fixedly connected with an output shaft of the motor.
In the high-efficiency stripping device for producing the optical film, the bottom of the screw rod sliding block is provided with the clamping groove, two clamping blocks are connected in the clamping groove in a sliding manner, two side groove walls of the clamping groove are rotationally connected with a threaded rod, the threaded rod is in threaded connection with the two clamping blocks, the two clamping blocks on the threaded rod are symmetrically distributed, the thread directions of the joints of the threaded rod and the two clamping blocks are opposite, and one end of the threaded rod extends to the outer side of the screw rod sliding block and is coaxially and fixedly connected with a control button.
In the high-efficiency stripping device for producing the optical film, the bottom of the movable groove is embedded with the electromagnetic plate, two separated conductive blocks are embedded in the groove wall of the sliding groove on one side of the operation table, which is close to the sliding rod, two conductive layers are embedded on the sliding rail, the positions of the two conductive layers correspond to the two placing grooves respectively, and the two conductive blocks are connected with the electromagnetic plate in series through a wire and are electrically connected with an external power supply.
In the high-efficiency stripping device for producing the optical film, a plurality of grooves are uniformly formed in the groove wall at the bottom of the placing groove, a sucker is fixedly connected to the notch of each groove, a magnetic piston plate is arranged in each groove in a sealing sliding connection mode, a second spring is fixedly connected to the bottom of each piston plate, and the lower end of each second spring is fixedly connected with the groove wall at the bottom of each groove.
In the high-efficiency stripping device for producing the optical film, the top of the support is provided with the guide groove, the guide groove is connected with the guide block in a sliding manner, the lower end of the guide block is fixedly connected with the U-shaped frame, the two ends of the U-shaped frame are respectively provided with the lifting groove, each lifting groove is connected with one lifting block in a sliding manner, the two lifting blocks are connected with the compression roller in a rotating manner through the pin shaft, each lifting block is fixedly connected with the third spring at the top, and the upper end of the third spring is fixedly connected with the top groove wall of the lifting groove.
In the efficient stripping device for producing the optical film, the magnetic force of the press roller belt is attracted to the magnetic force of the electromagnetic plate after the press roller belt is electrified, and the magnetic force of the press roller is repelled to the magnetic force of the piston plate.
The invention has the following advantages:
1. according to the invention, the movable plate, the sliding rail, the two placing grooves and other structures are arranged, and in the experimental operation process, another person can install the optical film in the placing grooves at the other end of the movable plate, and after one experiment is finished, the optical film is quickly replaced by sliding the movable plate, so that the preparation time between two experiments is shortened, and the stripping efficiency of the optical film is improved;
2. according to the invention, the mechanisms such as the cross beam and the reciprocating screw rod are arranged, and the moving direction of the screw rod sliding block can be controlled to pull the adhesive strip in different directions during stripping, so that experimental variables and experimental data are increased, and experimental analysis of the optical film is facilitated;
3. the device can control the current of the electromagnetic plate, change the pressure of the pressure roller to the adhesive strip roller and the adsorption force of the sucker to the optical film, thereby being applicable to stripping after fixing different types of optical films and improving the application range of the device.
Drawings
FIG. 1 is a schematic diagram of a high-efficiency stripping device for producing an optical film according to the present invention;
FIG. 2 is a schematic view of another angle of the efficient stripping device for producing optical films according to the present invention;
FIG. 3 is a three-dimensional cross-sectional view of a high-efficiency stripping device for producing optical films according to the present invention;
FIG. 4 is an enlarged schematic view of FIG. 3 at A;
FIG. 5 is a schematic view of the structure of a slider portion of a lead screw in a high-efficiency stripping device for producing optical films according to the present invention;
FIG. 6 is a front cross-sectional view of a high-efficiency stripping device for producing optical films according to the present invention;
FIG. 7 is an enlarged schematic view of FIG. 3B;
fig. 8 is a schematic structural view of a pressing roller portion in a high-efficiency stripping device for producing an optical film according to the present invention.
In the figure: the device comprises an operating platform 1, supporting feet 2, a moving groove 3, a moving plate 4, a sliding groove 5, a sliding rail 6, a limiting block 7, a placing groove 8, an electric clamping plate 9, an electromagnetic plate 10, a conductive layer 11, a conductive block 12, a clamping groove 13, a sliding rod 14, a resisting plate 15, a first spring 16, a groove 17, a sucking disc 18, a piston plate 19, a second spring 20, a through hole 21, a support 22, a fixed seat 23, a cross beam 24, a movable groove 25, a reciprocating screw rod 26, a motor 27, a screw rod sliding block 28, a clamping groove 29, a threaded rod 30, a clamping block 31, a control button 32, a guide groove 33, a guide block 34, a U-shaped frame 35, a lifting groove 36, a lifting block 37, a compression roller 38 and a third spring 39.
Detailed Description
The technical solutions according to the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, which are for illustrative purposes only and are not intended to limit the scope of the present invention.
Example 1
Referring to fig. 1-5, an efficient stripping device for optical film production comprises an operation table 1 and a movable plate 4, wherein a plurality of supporting feet 2 are fixedly connected to the bottom of the operation table 1, a through movable groove 3 is formed in the operation table 1, the movable plate 4 is slidably connected with the movable groove 3, symmetrical sliding grooves 5 are formed in groove walls on two sides of the movable groove 3, two sliding rails 6 are fixedly connected to two sides of the movable plate 4 respectively, the two sliding rails 6 are slidably connected with the sliding grooves 5 on two sides of the movable groove 3 respectively, limiting blocks 7 are fixedly connected to two ends of each sliding rail 6, and a handle is fixedly connected to one end of the movable plate 4.
Two symmetrical placing grooves 8 are formed in the upper end face of the moving plate 4, electric clamping plates 9 are arranged on groove walls on two sides of each placing groove 8, two clamping grooves 13 are formed in one side of the sliding rail 6 of the moving plate 4, a horizontal sliding rod 14 is connected to the operating platform 1 in a penetrating and sliding mode, one end of the sliding rod 14 extends into the moving groove 3 to abut against the moving plate 4, a retaining plate 15 is fixedly connected to one end of the sliding rod 14 outside the operating platform 1, a first spring 16 connected with the operating platform 1 and the retaining plate 15 is sleeved on the sliding rod 14, a handle is fixedly connected to one side, away from the sliding rod 14, of the retaining plate 15, and the first spring 16 is always in a stretching state and keeps tensile force on the retaining plate 15.
One side of the operation table 1, which is close to the slide bar 14, is fixedly connected with an L-shaped support 22, one end of the operation table 1, which is far away from the support 22, is fixedly connected with a fixing seat 23, a horizontal beam 24 is fixedly connected to the support 22 and the fixing seat 23, a movable groove 25 is formed in the bottom surface of the beam 24, two side groove walls of the movable groove 25 are rotationally connected with a reciprocating screw rod 26 through bearings, a screw rod sliding block 28 is slidably connected in the movable groove 25, the screw rod sliding block 28 and the reciprocating screw rod 26 are in threaded connection, a motor 27 is fixedly connected to the fixing seat 23 through bolts, one end of the screw rod sliding block 28 extends to the outer side of the beam 24 and is fixedly connected with an output shaft of the motor 27, a clamping groove 29 is formed in the bottom of the screw rod sliding block 28, two clamping blocks 31 are slidably connected in the clamping groove 29, a threaded rod 30 is rotationally connected to two side groove walls of the clamping groove 29, the threaded rod 30 and the two clamping blocks 31 are in symmetrical distribution, the threaded rod 30 and the joint of the two clamping blocks 31 are in opposite directions, one end of the threaded rod 30 extends to the outer side of the screw rod sliding block 28 and is fixedly connected with a control button 32, and when the threaded rod 30 rotates, and the two clamping blocks 31 are mutually far away from each other in the clamping groove 29.
When the device is used, an optical film is placed in the placing groove 8, the electric clamping plates 9 on two sides of the placing groove 8 are used for tightly clamping the side faces of the optical stripping, then the upper end face of the optical film is adhered with an adhesive strip, then the motor 27 is started, the reciprocating screw 26 drives the screw rod sliding block 28 in the movable groove 25 to slide and stop to a position above one end of the adhesive strip, then the rotating control button 32 drives the threaded rod 30 to rotate, so that the two clamping blocks 31 are placed between the two clamping blocks 31 after sliding and separating, then the threaded rod 30 is reversely screwed to control the two clamping blocks 31 to mutually close to clamp the adhesive strip, then the motor 27 is started again to enable the screw rod sliding block 28 to slide at a constant speed, the adhesive strip is pulled, the stripping experiment is carried out through the adhesiveness of the adhesive strip and the optical film, in the operation process of clamping the sticky strips and driving the screw rod sliding block 28 to slide, another person can install the optical film in the placing groove 8 at the other end of the moving plate 4, after one experiment is completed, the handle at the position of the pulling-out plate 15 pulls the sliding rod 14 out of the clamping groove 13 of the moving block 14, the sliding restriction on the moving plate 4 is released, and then the moving plate 4 is pulled to enable the placing groove 8 of the prepared optical film to slide onto the operation table 1, so that the next experiment is carried out, the preparation time between two experiments is shortened, the peeling efficiency of the optical film is improved, and the pulling of the moving direction of the screw rod sliding block 28 to different directions of the sticky strips is controlled during peeling, so that experimental variables and experimental data are increased, and experimental analysis on the optical film is facilitated.
Example two
Referring to fig. 6-8, a further improvement is made on the basis of the first embodiment, an electromagnetic plate 10 is buried at the bottom of the moving groove 3, two separated conductive blocks 12 are embedded in the groove wall of the sliding groove 5 at one side, close to the sliding rod 14, of the operating platform 1, two conductive layers 11 are embedded on the sliding rail 6, the positions of the two conductive layers 11 correspond to the two placing grooves 8 respectively, the two conductive blocks 12 are connected with the electromagnetic plate 10 in series through wires and are electrically connected with an external power supply, a plurality of grooves 17 are uniformly formed in the groove wall at the bottom of each placing groove 8, a sucker 18 is fixedly connected at the notch of each groove 17, a magnetic piston plate 19 is connected in a sealing sliding connection belt in each groove 17, a second spring 20 is fixedly connected to the bottom of each piston plate 19, and the lower end of each second spring 20 is fixedly connected with the groove wall at the bottom of each groove 17.
The top of the support 22 is provided with a guide groove 33, the guide groove 33 is connected with a guide block 34 in a sliding manner, the lower end of the guide block 34 is fixedly connected with a U-shaped frame 35, two ends of the U-shaped frame 35 are respectively provided with a lifting groove 36, each lifting groove 36 is connected with a lifting block 37 in a sliding manner, two lifting blocks 37 are rotatably connected with a pressing roller 38 through a pin shaft, the top of each lifting block 37 is fixedly connected with a third spring 39, the upper end of the third spring 39 is fixedly connected with the top groove wall of the lifting groove 36, the pressing roller 38 is attracted by magnetism and the magnetism of the electromagnetic plate 10 after being electrified, and the magnetism of the pressing roller 38 is repelled with the magnetism of the piston plate 19.
In the use of the embodiment, when the original electric clamping plate 9 clamps the side surface of the optical film, the sucking disc 18 at the bottom of the placing groove 8 is attached to the bottom of the optical film, when the placing groove 8 ready for the optical film moves onto the operation table 1 along with the moving plate 4, the sliding rod 14 enters the clamping groove 13 to fix the moving plate 4 under the action of the first spring 16, meanwhile, the conductive layer 11 on the sliding rail 6 simultaneously covers and contacts the two conductive blocks 12 on the sliding groove 5, at the moment, the circuit where the electromagnetic plate 10 is positioned is communicated, the electromagnetic plate 10 generates a magnetic field to have a downward magnetic attraction force on the piston plate 19, the piston plate 19 is pulled to slide downwards so that the pressure in the sucking disc 18 reduces to adsorb and fix the optical film, the vertical reverse fixation is enhanced, the electric control guide block 34 moves after the upper end surface of the optical film is adhered with the adhesive strip, the pressing roller 38 moves to the upper side of the optical film, the lifting block 37 is pulled to move downwards under the action of magnetic attraction force by the compression roller 38, the adhesive strips are rolled along with the movement of the guide block 34, the adhesiveness of the adhesive strips to the optical films is improved, after the adhesive strips are rolled, the motor 27 is started to strip the optical films after the adhesive strips are finished, when the movable plate 4 is pushed again to replace the optical films after the experiment is finished, the conductive layer 11 and the conductive block 12 are shifted to cut off the power supply of the electromagnetic plate 10, the piston plate 19 moves upwards under the action of the second spring 20, the bottom adsorption to the optical films is relieved, the quick disassembly and replacement of the optical films are facilitated, the experiment efficiency is further improved, the current of the electromagnetic plate 10 can be controlled in the experiment process, the rolling pressure of the adhesive strips by the compression roller 38 and the adsorption force of the sucker 18 to the optical films are changed, and therefore the device is suitable for stripping of different types of optical films, and the application range of the device is improved.
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 (2)
1. The utility model provides an optical film production is with high-efficient stripping off device, includes operation panel (1) and movable plate (4), its characterized in that, the bottom fixedly connected with of operation panel (1) has many supporting legs (2), set up on operation panel (1) and run through movable groove (3), movable plate (4) and movable groove (3) sliding connection, set up symmetrical spout (5) on the both sides cell wall of movable groove (3), each fixedly connected with slide rail (6) in both sides of movable plate (4), two slide rail (6) respectively with the spout (5) sliding connection in movable groove (3) both sides, the both ends of every slide rail (6) are all fixedly connected with stopper (7), the one end fixedly connected with handle of movable plate (4);
two symmetrical placing grooves (8) are formed in the upper end face of the moving plate (4), electric clamping plates (9) are arranged on the groove walls on two sides of each placing groove (8), two clamping grooves (13) are formed in one side of the moving plate (4) on the sliding rail (6), a horizontal sliding rod (14) penetrates through the operating platform (1) and is connected with the moving plate (4) in a sliding manner, one end of the sliding rod (14) extends into the moving groove (3) to abut against the moving plate (4), a retaining plate (15) is fixedly connected with one end of the sliding rod (14) outside the operating platform (1), a first spring (16) connected with the operating platform (1) and the retaining plate (15) is sleeved on the sliding rod (14), and a handle is fixedly connected to one side, far away from the sliding rod (14), of the retaining plate (15).
One side of the operating table (1) close to the sliding rod (14) is fixedly connected with an L-shaped support (22), one end of the operating table (1) away from the support (22) is fixedly connected with a fixing seat (23), a horizontally arranged cross beam (24) is jointly fixed on the support (22) and the fixing seat (23), a movable groove (25) is formed in the bottom surface of the cross beam (24), reciprocating screw rods (26) are rotatably connected to two side groove walls of the movable groove (25) through bearings, screw rod sliding blocks (28) are slidably connected to the movable groove (25), the screw rod sliding blocks (28) are in threaded connection with the reciprocating screw rods (26), a motor (27) is fixedly connected to the fixing seat (23) through bolts, and one end of each screw rod sliding block (28) extends to the outer side of the cross beam (24) and is coaxially and fixedly connected with an output shaft of the motor (27);
an electromagnetic plate (10) is buried at the bottom of the movable groove (3), two separated conductive blocks (12) are embedded in the groove wall of one side of the operation table (1) close to the sliding groove (5) of the sliding rod (14), two conductive layers (11) are embedded on the sliding rail (6), the positions of the two conductive layers (11) correspond to the two placing grooves (8) respectively, and the two conductive blocks (12) are connected with the electromagnetic plate (10) in series through leads and are electrically connected with an external power supply;
a plurality of grooves (17) are uniformly formed in the groove wall at the bottom of each placing groove (8), a sucker (18) is fixedly connected to the notch of each groove (17), a magnetic piston plate (19) is connected in the grooves (17) in a sealing sliding manner, a second spring (20) is fixedly connected to the bottom of the piston plate (19), and the lower end of the second spring (20) is fixedly connected with the groove wall at the bottom of each groove (17);
the top of the support (22) is provided with a guide groove (33), guide blocks (34) are connected in a sliding manner in the guide groove (33), the lower ends of the guide blocks (34) are fixedly connected with U-shaped frames (35), two ends of each U-shaped frame (35) are respectively provided with a lifting groove (36), each lifting groove (36) is connected with a lifting block (37) in a sliding manner, two lifting blocks (37) are connected with a compression roller (38) in a rotating manner through a pin shaft, the top of each lifting block (37) is fixedly connected with a third spring (39), and the upper ends of the third springs (39) are fixedly connected with the top groove wall of each lifting groove (36);
the compression roller (38) is magnetic and attracts with the magnetism of the electromagnetic plate (10) after being electrified, and the magnetism of the compression roller (38) repels with the magnetism of the piston plate (19).
2. The efficient stripping device for producing the optical film according to claim 1, wherein a clamping groove (29) is formed in the bottom of the screw rod sliding block (28), two clamping blocks (31) are connected in a sliding manner in the clamping groove (29), a threaded rod (30) is connected to two groove walls of the clamping groove (29) in a rotating manner, the threaded rod (30) is connected with the two clamping blocks (31) through threads, the two clamping blocks (31) on the threaded rod (30) are symmetrically distributed, the threads of the joint of the threaded rod (30) and the two clamping blocks (31) are opposite in direction, and one end of the threaded rod (30) extends to the outer side of the screw rod sliding block (28) and is coaxially and fixedly connected with a control button (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210175479.7A CN114407499B (en) | 2022-02-25 | 2022-02-25 | Efficient stripping device for optical film production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210175479.7A CN114407499B (en) | 2022-02-25 | 2022-02-25 | Efficient stripping device for optical film production |
Publications (2)
| Publication Number | Publication Date |
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| CN114407499A CN114407499A (en) | 2022-04-29 |
| CN114407499B true CN114407499B (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210175479.7A Active CN114407499B (en) | 2022-02-25 | 2022-02-25 | Efficient stripping device for optical film production |
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| CN (1) | CN114407499B (en) |
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| CN111439017A (en) * | 2020-04-08 | 2020-07-24 | 王云坤 | Stripping off device is used in optical film production |
| CN211979779U (en) * | 2020-05-25 | 2020-11-20 | 深圳市丰巢科技有限公司 | Goods storing and taking mechanism and express cabinet |
| CN212147883U (en) * | 2020-04-16 | 2020-12-15 | 成都鑫丰达光电科技有限公司 | Stripping off device is used in optical film production |
| CN214449299U (en) * | 2020-12-04 | 2021-10-22 | 江苏美光新材料科技有限公司 | Stripping off device is used in optical film production |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203556762U (en) * | 2013-10-14 | 2014-04-23 | 广东顺德劳佰得机器人科技有限公司 | Rapid feeding station for high-speed punch |
| CN203579974U (en) * | 2013-11-01 | 2014-05-07 | 逄培武 | Paste material tank capable of replacing material rapidly |
| CN108145007A (en) * | 2017-12-07 | 2018-06-12 | 丁年生 | A kind of die arrangement and its application method for thin steel sheet processing |
| CN208359219U (en) * | 2018-06-26 | 2019-01-11 | 东莞市泓裕五金制品有限公司 | A kind of insulating support mold |
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| CN111439017A (en) * | 2020-04-08 | 2020-07-24 | 王云坤 | Stripping off device is used in optical film production |
| CN212147883U (en) * | 2020-04-16 | 2020-12-15 | 成都鑫丰达光电科技有限公司 | Stripping off device is used in optical film production |
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| CN214449299U (en) * | 2020-12-04 | 2021-10-22 | 江苏美光新材料科技有限公司 | Stripping off device is used in optical film production |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114407499A (en) | 2022-04-29 |
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