CN209850995U - Display screen cutting equipment - Google Patents
Display screen cutting equipment Download PDFInfo
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- CN209850995U CN209850995U CN201920221444.6U CN201920221444U CN209850995U CN 209850995 U CN209850995 U CN 209850995U CN 201920221444 U CN201920221444 U CN 201920221444U CN 209850995 U CN209850995 U CN 209850995U
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Abstract
The utility model discloses a display screen cutting equipment, it includes the frame and sets up in the frame and can follow the extending direction reciprocating motion's of frame, be equipped with on the frame arrange and can up-and-down motion's cutting mechanism and take off membrane mechanism on its direction of motion, cutting mechanism includes first pressure measurement device, first distance detection device and two horizontally spaced apart cutting knife, it includes second pressure measurement device, second distance detection device and spiller to take off membrane mechanism, the spiller is located between the cutting route that two cutting knives formed. According to the scheme, the stability of the cutting pressure applied to the display screen in the cutting process is guaranteed, the protective film is removed in a mechanized mode, the situation that the display screen is damaged when the protective film is torn manually is avoided, on one hand, the automation degree of the cutting process of the display screen is improved, on the other hand, the cutting quality of the display screen is guaranteed, and the yield of products is improved.
Description
Technical Field
The utility model relates to a display screen processing technology field, concretely relates to display screen cutting equipment.
Background
At present, TFT display screens have become the mainstream products for information display, and have been widely used in various fields.
In the production process of the thin film transistor type liquid crystal display, the whole array substrate and the whole color film substrate need to be boxed to form a display screen with a larger size, and then the display screen with the larger size is cut into the display screen with a specific size according to the requirement of a product.
In the existing display screen cutting equipment, the display screen cutting equipment comprises a cutter frame, an upper cutter fixed on the cutter frame, a lower cutter frame and a lower cutter fixed on the lower cutter frame, wherein the upper cutter and the lower cutter are arranged oppositely. Cutting out a cutting seam through cutting knife from top to bottom simultaneously at the display screen earlier, rethread rupture equipment is with the display screen along the cutting seam rupture. According to the display screen cutting equipment, in the cutting process at each time, the upper cutting knife and the lower cutting knife exert pressure on the display screen at the same time, the display screen is easy to leave the bearing surface, so that the display screen is broken due to uneven stress, and the product reject ratio is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a display screen cutting equipment aims at solving current display screen cutting mode and leads to the higher problem of product defective rate.
In order to realize the above object, the utility model provides a display screen cutting equipment, it includes the frame and sets up in the frame and can follow the extending direction reciprocating motion's of frame, be equipped with the cutting mechanism who arranges and can up-and-down motion on its direction of motion on the frame and take off membrane mechanism, cutting mechanism includes first pressure measurement device, first distance detection device and two horizontally spaced apart cutting knife, it includes second pressure measurement device, second distance measurement device and spiller to take off membrane mechanism, the spiller is located two between the cutting route that the cutting knife formed.
Preferably, the display screen cutting equipment further comprises a workbench and a vacuum adsorption mechanism, wherein a plurality of adsorption holes communicated with a vacuum pipeline of the vacuum adsorption mechanism are formed in the table top of the workbench.
Preferably, the cutting mechanism further comprises a first linear cylinder and a first tool holder arranged on an output end of the first linear cylinder, a first fixing groove used for mounting the cutting knife is arranged on the first tool holder, and the first fixing groove has an allowance for the cutting knife to adjust a cutting angle.
Preferably, the display screen cutting apparatus further includes a first buffer device disposed between the output end of the first linear cylinder and the first knife holder.
Preferably, the cutting mechanism further comprises a first control valve disposed on a driving air path of the first linear cylinder.
Preferably, the film uncovering mechanism further comprises two rollers which are horizontally spaced apart and roll in the direction of the cutting path, and the cutting path is located in a space defined between the two rollers.
Preferably, it still includes second sharp cylinder and sets up to take off membrane mechanism second blade holder on the output of second sharp cylinder, be equipped with spiller mount and gyro wheel mount on the second blade holder, be equipped with on the spiller mount and be used for the installation the second fixed slot of spiller, the gyro wheel mount includes two and is used for installing two respectively the support arm of gyro wheel.
Preferably, the cutting mechanism further comprises a second buffer device arranged between the output end of the second linear cylinder and the second tool apron.
Preferably, the film uncovering mechanism further comprises a second control valve arranged on a driving air path of the second linear air cylinder.
Preferably, the roller fixing frame is mounted on the second tool apron in a vertically movable manner, and an elastic resetting member is arranged between the roller fixing frame and the second tool apron.
The utility model provides a display screen cutting equipment, lie in two cutting knife cutting display screens with one side through the use, can form twice cutting cut seam simultaneously in cutting process, and use the spiller to eradicate the screen protection film between the twice cutting cut seam, the stability of the display screen at the cutting pressure that the cutting process receives has not only been guaranteed, and adopt mechanized mode to eradicate the protection film, the condition emergence of damage display screen when having avoided the manual work to tear the protection film, the degree of automation of display screen cutting process has been improved on the one hand, on the other hand has guaranteed the cutting quality of display screen, the yields of product has been improved.
Drawings
Fig. 1 is a front view of an embodiment of a display screen cutting apparatus of the present invention;
fig. 2 is a perspective view of an embodiment of the display screen cutting device of the present invention.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same elements or elements having the same function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
In order to solve the technical problem, the utility model provides a display screen cutting equipment for cutting TFT display screen, LCD display screen or other arbitrary display screens that are suitable for to the TFT display screen is the example, cuts the cutting seam of certain degree of depth through cutting out on the polaroid on top layer, recycles supporting rupture equipment and can separate the display screen along the cutting seam rupture. Referring to fig. 1 and 2, in the present embodiment, the display screen cutting apparatus includes a frame 10 and a base 20 disposed on the frame 10 and capable of reciprocating along an extending direction of the frame 10, the frame 10 of the present embodiment is a horizontally disposed elongated beam structure, on which a linear guide 11 for mounting the base 20 and a lead screw driving mechanism for driving the base 20 to move are disposed, the lead screw driving mechanism includes a lead screw parallel to the linear guide 11 and a motor having an output shaft connected to one end of the lead screw, a drive nut on the lead screw is connected to the base 20, and a main body of the base 20 is a vertically disposed plate-shaped structure providing a mounting surface for mounting parts. The machine base 20 is provided with a cutting mechanism 30 and a film uncovering mechanism 40 which are arranged in the moving direction and can move up and down, namely, the cutting mechanism 30 is positioned on the left side and the film uncovering mechanism 40 is positioned on the right side by taking the direction facing to the figure 1 as reference, wherein the cutting mechanism 30 comprises a first pressure detection device (not shown), a first distance detection device (not shown) and two cutting knives 33 which are horizontally spaced, the film uncovering mechanism 40 comprises a second pressure detection device (not shown), a second distance detection device (not shown) and a scraper knife 43, the scraper knife 43 is positioned between the cutting paths formed by the two cutting knives 33, and the knife surface of the scraper knife 43 is arranged at a certain inclination angle relative to the horizontal plane.
Specifically, the cutting mechanism 30 moves downwards for a certain distance, so that the cutting knife 33 is abutted against the display screen to be cut below and is kept in a state of a certain cutting pressure, then the cutting mechanism 30 moves towards the right side, two parallel cutting seams can be cut on the display screen to be cut, and then the cutting mechanism 30 moves upwards to reset, so that the process of cutting the part is completed; then, the film removing mechanism 40 moves downwards for a certain distance, so that the blade 43 is abutted against the display screen to be cut below and is kept in a state of a certain film removing pressure, then the film removing mechanism 40 moves towards the left side, the protective film between two cutting seams can be removed, then the film removing mechanism 40 moves upwards for resetting, and the process of removing the film part is completed. When the cutting mechanism 30 moves towards the display screen to be cut, the distance between the cutting knife 33 and the display screen is detected through the first distance detection device, so that the movement position of the cutting knife 33 can be accurately controlled, and the situations of not-in-place movement and impact on the display screen are avoided; meanwhile, the cutting mechanism 30 also detects the pressure between the cutting knife 33 and the display screen through the first pressure detection device, so that a stable cutting process is realized.
Similarly, when the film uncovering mechanism 40 moves towards the display screen to be cut, the second distance detection device detects the distance between the scraper 43 and the display screen, so that the movement position of the scraper 43 can be accurately controlled, and the situations of incomplete movement and impact on the display screen are avoided; meanwhile, the film uncovering mechanism 40 also detects the pressure between the scraper 43 and the display screen through a second pressure detection device, so as to realize a stable film uncovering process. In this embodiment, the first distance detecting device and the second distance detecting device may be photoelectric sensors with simple structure and low cost, and the distance measuring probe of the photoelectric sensors is opposite to the display screen to be cut, and the spatial distance is calculated by transmitting a distance measuring signal to the display screen and receiving the distance measuring signal reflected by the display screen. In other embodiments, the distance detecting device may also be a microwave distance measuring sensor, a laser distance measuring sensor, or the like, which can be flexibly selected in practical applications. First pressure measurement device and second pressure measurement device can be pressure gauge, foil gage or other contact pressure sensor who uses wantonly, through accurate pressure feedback, can guarantee that the display screen cutting takes off the stability of process with the protection film, avoids damaging the condition emergence of display screen.
It is thus clear that, it cuts the display screen to lie in two cutting knives 33 with one side through the use, can form twice cutting joints simultaneously in the cutting process, and use spiller 43 to eradicate the screen protection film between the twice cutting joints, the stability of the display screen cutting pressure that receives in the cutting process has not only been guaranteed, and adopt mechanized mode to eradicate the protection film, the condition emergence of damage display screen when having avoided the manual work to tear the protection film, the degree of automation of display screen cutting process has been improved on the one hand, on the other hand has guaranteed the cutting quality of display screen, the yields of product has been improved.
In a preferred embodiment, the display screen cutting apparatus further includes a worktable 50 and a vacuum adsorption mechanism (not shown), the worktable 50 is located below the frame 10, as an alternative implementation, the frame 10 may be installed on one side of the worktable 50, and a table top of the worktable 50 is provided with a plurality of adsorption holes (not shown) communicated with a vacuum pipeline of the vacuum adsorption mechanism, wherein the adsorption principle that the vacuum adsorption mechanism provides negative pressure by exhausting air is well known to those skilled in the art and is not described herein. The display screen to be cut is placed on the table top of the workbench 50, and after the position is adjusted, the vacuum adsorption mechanism is started to fix the display screen, so that a positioning basis is provided for the cutting and film uncovering processes. In addition to the above-mentioned embodiment of fixing the display screen by vacuum adsorption, the display screen can be fixed by a top-down pressing and holding manner, and the contact part of the pressing and holding mechanism and the display screen can be designed to be an elastic structure, so that the display screen cannot be damaged under the condition of keeping pressing force.
In a preferred embodiment, as a specific implementation manner of the cutting mechanism 30, it further includes a first linear cylinder 31 and a first cutter seat 32 disposed on an output end of the first linear cylinder 31, the output end of the first linear cylinder 31 is a slider structure, and stability of movement of the first cutter seat 32 is ensured by disposing a matched sliding chute guide structure between a body of the first linear cylinder 31 and the output end. The first holder 32 is provided with a first fixing groove for mounting the cutting blade 33, and the first fixing groove has an allowance for adjusting the cutting angle of the cutting blade 33, and the specific angle adjustment mode may be that the cutting blade 33 rotates by a certain angle in the first fixing groove, and then the cutting blade 33 is clamped by approaching two clamping side walls of the first fixing groove.
Based on the scheme that the linear air cylinder is adopted to drive the cutting knife 33 to move, the damage of the display screen caused by rigid impact between the cutting knife 33 and the display screen is avoided. In this embodiment, the display screen cutting apparatus further includes a first buffer device (not shown) disposed between the output end of the first linear cylinder 31 and the first knife base 32, and the first buffer device may have an elastic element as an impact force bearing body, for example, the elastic element is a coil spring. In addition, the uniform cutting seam can be kept through the first buffer device.
Further, the cutting mechanism 30 further includes a first control valve (not shown) disposed on the driving air path of the first linear cylinder 31, and more accurate air pressure control is realized through the first control valve, so as to meet the requirements of adjusting the movement speed and position of the cutting knife 33. In this embodiment, the composition and control principle of the first control valve are described in detail in the existing pneumatic control system, and are not described herein again. In addition to the above-mentioned embodiment of driving the cutting knife 33 to move by using the linear cylinder, in other alternative embodiments, a driving scheme combining a linear guide rail and a lead screw transmission mechanism may be adopted, in which, in brief, the first knife base 32 is fixed on a slide block of the linear guide rail, and the first knife base 32 is connected with a transmission nut of the lead screw, which has an advantage of higher control precision compared to a pneumatic driving method.
In a preferred embodiment, as the specific implementation of the film uncovering mechanism 40, it further includes two rollers 44 spaced apart horizontally and rolling along the direction of the cutting path, the circumference of the roller 44 contacting with the display screen is preferably made of soft material, or the roller 44 is made of non-metal material with certain elasticity, and the cutting path formed by the two cutting blades 33 is located in the space defined between the two rollers 44. In the present embodiment, the two rollers 44 mainly function to press and hold the display screen protection film outside the traveling path of the blade 43, and ensure the integrity of the protection film that needs to be retained.
Referring to one of the driving manners of the cutting mechanism 30, the film uncovering mechanism 40 of the embodiment further includes a second linear cylinder 41 and a second tool apron 42 disposed on an output end of the second linear cylinder 41, except that a blade fixing frame (not shown) and a roller fixing frame 45 are disposed on the second tool apron 42, a second fixing groove (not shown) for mounting a blade 43 is disposed on the blade fixing frame 45, and the roller fixing frame 45 includes two support arms for mounting two rollers 44, respectively, as shown in fig. 2, the roller mounting frame 45 may be a U-shaped structure with a downward fracture end.
Similar to the impact prevention scheme of the cutting mechanism 30 described above, the display screen cutting apparatus further includes a second buffer device (not shown) disposed between the output end of the second linear cylinder 41 and the second blade holder 42. The second buffer device may use an elastic element as the impact force receiving body, for example, the elastic element is a coil spring. Therefore, the impact when the scraper 43 contacts the display screen is reduced, and the stability of the protective film removing process is improved.
In addition, the film uncovering mechanism 40 further comprises a second control valve (not shown) arranged on the driving air path of the second linear air cylinder 41. The working principle of the second control valve can refer to the description of the first control valve, and is not described herein.
Further, in order to ensure that the roller 44 can be in full contact with the display screen in the process of removing the protective film, the roller 44 is arranged to be movable up and down in the embodiment. Specifically, the roller fixing frame 45 is mounted on the second tool apron 42 in a vertically movable manner, and an elastic restoring member (not shown) is disposed between the roller fixing frame 45 and the second tool apron 42, for example, the roller fixing frame 45 is slidably engaged with the second tool apron 42 through a guide pillar disposed thereon, and the elastic restoring member is sleeved on the guide pillar. Through the scheme that the roller 44 can move up and down, the problem of interference possibly generated when the roller 44 and the scraper 43 simultaneously contact the display screen is also avoided, and the film uncovering process of the scraper 43 is stable and reliable.
The above is only the part or the preferred embodiment of the present invention, no matter the characters or the drawings can not limit the protection scope of the present invention, all under the whole concept of the present invention, the equivalent structure transformation performed by the contents of the specification and the drawings is utilized, or the direct/indirect application in other related technical fields is included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a display screen cutting equipment, its characterized in that, is in including frame and setting in the frame and can follow the extending direction reciprocating motion's of frame, be equipped with the cutting mechanism and the membrane mechanism of taking off that arrange and can up-and-down motion on its direction of motion on the frame, cutting mechanism includes first pressure measurement, first distance measurement and two horizontally spaced apart cutting knife, it includes second pressure measurement, second distance measurement and spiller to take off membrane mechanism, the spiller is located two between the cutting path that the cutting knife formed.
2. The display screen cutting equipment according to claim 1, further comprising a workbench and a vacuum adsorption mechanism, wherein a plurality of adsorption holes communicated with a vacuum pipeline of the vacuum adsorption mechanism are formed in a table top of the workbench.
3. The display screen cutting apparatus of claim 1, wherein the cutting mechanism further comprises a first linear cylinder and a first tool holder disposed on an output end of the first linear cylinder, a first fixing groove for mounting the cutting knife is disposed on the first tool holder, and the first fixing groove has a margin for the cutting knife to adjust a cutting angle.
4. The display screen cutting apparatus of claim 3, further comprising a first buffer device disposed between the output of the first linear cylinder and the first knife block.
5. The display screen cutting apparatus of claim 3, wherein the cutting mechanism further comprises a first control valve disposed on a drive air path of the first linear cylinder.
6. The display screen cutting apparatus of claim 1, wherein the film peeling mechanism further comprises two rollers spaced apart horizontally and rolling in a direction of the cutting path, the cutting path being located in a space defined between the two rollers.
7. The display screen cutting device according to claim 6, wherein the film uncovering mechanism further comprises a second linear cylinder and a second knife holder arranged on an output end of the second linear cylinder, the second knife holder is provided with a scraper knife fixing frame and a roller fixing frame, the scraper knife fixing frame is provided with a second fixing groove for mounting the scraper knife, and the roller fixing frame comprises two support arms for mounting the two rollers respectively.
8. The display screen cutting apparatus of claim 7, further comprising a second buffer device disposed between the output end of the second linear cylinder and the second blade holder.
9. The display screen cutting apparatus of claim 7, wherein the film uncovering mechanism further comprises a second control valve disposed on a drive air path of the second linear cylinder.
10. The display screen cutting device according to claim 7, wherein the roller holder is mounted on the second tool apron so as to be movable up and down, and an elastic restoring member is provided between the roller holder and the second tool apron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920221444.6U CN209850995U (en) | 2019-02-20 | 2019-02-20 | Display screen cutting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920221444.6U CN209850995U (en) | 2019-02-20 | 2019-02-20 | Display screen cutting equipment |
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| Publication Number | Publication Date |
|---|---|
| CN209850995U true CN209850995U (en) | 2019-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920221444.6U Active CN209850995U (en) | 2019-02-20 | 2019-02-20 | Display screen cutting equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112428327A (en) * | 2020-10-23 | 2021-03-02 | Oppo广东移动通信有限公司 | Processing method, processing equipment, display panel and electronic equipment |
| CN117508839A (en) * | 2024-01-04 | 2024-02-06 | 迈为技术(珠海)有限公司 | A spiller dyestripping structure for getting rid of protection film on display module assembly |
-
2019
- 2019-02-20 CN CN201920221444.6U patent/CN209850995U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112428327A (en) * | 2020-10-23 | 2021-03-02 | Oppo广东移动通信有限公司 | Processing method, processing equipment, display panel and electronic equipment |
| CN117508839A (en) * | 2024-01-04 | 2024-02-06 | 迈为技术(珠海)有限公司 | A spiller dyestripping structure for getting rid of protection film on display module assembly |
| CN117508839B (en) * | 2024-01-04 | 2024-04-02 | 迈为技术(珠海)有限公司 | A spiller dyestripping structure for getting rid of protection film on display module assembly |
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