TW202306846A - Method of using high precision film feeding device - Google Patents

Abstract

The invention discloses a method of using a high precision film feeding device, including: S1: Place the material film between the motor wheel and the pressure roller, the protruding end of the air cylinder moves downward, driving the pressure roller and the pressure block component to move downward, when the first pressure roller and the second pressure roller press the material when the left and right sides of the membrane, the cylinder stops moving downwards; S2: Detect the pressure F1 exerted by the first pressure wheel on the left side of the material film and the pressure F2 exerted by the second pressure wheel on the right side of the material film through the sensor element. If the pressure F1 is equal to the pressure F2, the motor wheel will be activated to start film feeding; if the pressure F1 and the pressure F2 are not equal, the pressure F1 or the pressure F2 is fine-tuned through the adjusting element. When the pressure F1 is consistent with the pressure F2, the motor wheel is restarted to start film feeding.

Description

How to use high-precision film feeding device

The invention relates to the technical field of semiconductors, in particular to a method for using a high-precision film feeding device.

Carrier Tape refers to a strip-shaped product used in the field of electronic packaging. It has a specific thickness, and holes for holding electronic components are equidistantly distributed in its length direction, and are used for index positioning. the positioning hole.

The full name of COF (chip on film) is chip on film, which means that the display driver chip is directly installed on the flexible circuit board without any packaging form, so as to achieve the purpose of reducing the size and being able to bend freely. COF flexible packaging carrier tape is a flexible circuit board that connects semiconductor display chips and terminal products, and is a key material in the COF packaging process; COF packaging display driver chips are currently mainly used in display screen applications for TVs, computers and mobile phones. /One of the key core chips of OLED display.

In the manufacturing process of COF, film feeding equipment is needed to transport the material film. Most of the current film feeding equipment uses the entire pressure roller to press on the material film to complete the conveyance of the material film. However, such a conveying method cannot ensure that the pressure at both ends of the pressure roller on both sides of the material film is consistent, and there may be slight However, such a small pressure difference may cause damage to the surface of the material film during transportation, or cause defects such as twill lines and creases on the surface of the material film, and the middle part of the material film is a precise electronic circuit. If the material film If it is damaged or folded during transportation, the electronic circuit in the middle will be damaged, resulting in unqualified product quality, which will not only affect production efficiency, but also increase production cost.

The technical problem to be solved by the present invention is: in order to solve the technical problem that the film feeding device in the prior art cannot ensure that the pressure applied by the two ends of the pressure roller to the two edges of the material film is consistent, resulting in unqualified product quality. The present invention provides a method for using a high-precision film feeding device. By setting the first pressure roller and the second pressure roller at both ends of the pressure roller respectively, the pressure adjustment mechanism applies two pressures to the material film to the first pressure roller and the second pressure roller. Monitor and fine-tune the pressure on both sides of the material film to ensure that the pressure on both sides of the material film is consistent, and then start the motor wheel to rotate. In this way, on the one hand, the surface tension of the material film will be balanced, and there will be no creases or diagonal lines during transportation. , on the other hand, the rotation of the motor wheel can make the material film forward, thereby driving the first pressure wheel and the second pressure wheel to rotate, because the pressure of the first pressure wheel and the second pressure wheel on the edges of the material film on both sides is consistent , can make the transmission rate more stable, the material film will not slip or tilt, and there is sliding friction between the first pressure wheel, the second pressure wheel and the material film, which can reduce the damage to the film surface.

The technical solution adopted by the present invention to solve the technical problem is: a method of using a high-precision film feeding device comprising: a motor wheel, the left end of the motor wheel is rotatably arranged on the first vertical plate, and the right end of the motor wheel is rotatably arranged on the On the second vertical plate; a material film, the material film is in contact with the surface of the motor wheel; a pressure roller, the pressure roller is arranged directly above the motor wheel, and the material film is located between the motor wheel and the motor wheel The pressure rollers are transported between the pressure rollers; the left and right ends of the pressure rollers are respectively sleeved with the first pressure roller and the second pressure roller; the support plate, the left end of the support plate is connected with the top of the first vertical plate, the The right end of the support plate is connected with the top of the second vertical plate, and the support plate is located above the pressure roller; the pressure adjustment mechanism is installed on the support plate, and the pressure adjustment mechanism is connected with Both ends of the pressure roller are connected, and the pressure adjustment mechanism can adjust the pressure of the first pressure roller and the second pressure roller on both sides of the material film, so that the first pressure roller and the second pressure roller The pressure on both sides of the material film is kept consistent by the second pressure roller; the pressure adjustment mechanism includes a cylinder, a briquetting element, a sensor element and an adjustment element, the cylinder is connected with the pressure roller, and the sensor The sensor element is connected to the rear side of the support plate, at least part of the pressure block element is located directly above the sensor element, the pressure block element is connected to the cylinder, and the adjustment element is connected to the support board bottom connection.

The method of using the high-precision film feeding device includes the following steps: S1: Place the material film between the motor wheel and the pressure roller, the protruding end of the cylinder moves downward, driving the pressure roller and the pressing block element to move downward, when the first pressure wheel and the second pressure wheel press the material film When left and right, the cylinder stops moving downward; S2: Detect the pressure F1 exerted by the first pressure wheel on the left side of the material film and the pressure F2 exerted by the second pressure wheel on the right side of the material film through the sensor element. If the pressure F1 is equal to the pressure F2, start the motor wheel and start the film feeding work ; If the pressure F1 and pressure F2 are not equal, fine-tune the pressure F1 or pressure F2 through the adjustment element. When the pressure F1 and pressure F2 are consistent, start the motor wheel and start the film feeding work.

Furthermore, the process of fine-tuning the pressure F1 or the pressure F2 through the adjustment element specifically includes: when the sensor element detects that the pressure F1 is greater than the pressure F2, the adjustment of the adjustment element causes the first pressure wheel to be subjected to The upward first jacking force, the first jacking force can reduce the pressure F1, when the pressure F1 is reduced to be equal to the pressure F2, stop the operation of the adjustment element, start the motor wheel, and start the film feeding work; when the sensor element detects When the pressure F1 is less than the pressure F2, through the adjustment of the adjustment element, the second pressure roller is subjected to a second upward force, which can reduce the pressure F2. When the pressure F2 is reduced to be equal to the pressure F1, Stop the adjustment element, start the motor wheel, and start film feeding.

Furthermore, the adjustment element includes a first adjustment block and a second adjustment block, the first adjustment block and the second adjustment block are arranged symmetrically on the left and right sides of the center line of the cylinder, the first adjustment block and the The bottom end of the support plate is fixedly connected, the second adjustment block is fixedly connected with the bottom end of the support plate, the first adjustment block is provided with a first adjustment screw, and the first adjustment screw passes through the first adjustment block, and the nut of the first adjusting screw is located below the first adjusting block, the second adjusting block is provided with a second adjusting screw, and the second adjusting screw passes through the second adjusting block, And the nut of the second adjusting screw is located below the second adjusting block; When the sensor element detects that the pressure F1 is greater than the pressure F2, the first adjusting screw is rotated so that the first adjusting screw can move upwards, so that the first pressure roller is subjected to a first upward force, which can reduce the pressure F1 Small, when the pressure F1 is reduced to be equal to the pressure F2, stop the adjustment element, start the motor wheel, and start the film feeding work; When the sensor element detects that the pressure F1 is less than the pressure F2, the second adjusting screw is rotated so that the second adjusting screw can move upwards, so that the second pressure roller is subjected to a second upward force, which can reduce the pressure F2 Small, when the pressure F2 decreases to be equal to the pressure F1, stop the adjustment element, start the motor wheel, and start the film feeding work.

Furthermore, the pressure adjustment mechanism includes a cylinder fixing element, a roller fixing plate and a pressure roller installation assembly; the cylinder fixing assembly includes a driving fixing plate and a driving fixing block, and the driving fixing plate is fixed to the top of the support plate connected, the drive fixing block is fixed on the roller fixing plate, the upper end of the cylinder is connected to the driving fixing plate, the lower end of the cylinder is connected to the driving fixing block, and the roller fixing plate is located on the The front side of the support plate; with the central axis of the cylinder as the center line X, the pressure roller installation element includes a first pressure roller installation block and a second pressure roller installation block, and the first pressure roller installation block and the The second pressure roller mounting blocks are all fixedly connected to the front side of the roller fixing plate, the first pressure roller mounting block and the second pressure roller mounting block are symmetrically arranged on the left and right sides of the center line X, and the The first pressure roller mounting block is rotatably connected to the left end of the pressure roller, and the second pressure roller mounting block is rotatably connected to the right end of the pressure roller; the bottom end of the roller fixing plate is provided with a first top block and a second The top block, the first top block and the second top block are arranged symmetrically on the left and right sides of the center line X, the first adjustment block extends forward to directly below the first top block, and the second adjustment block extending forward to directly below the second top block. When the first adjusting screw moves upward, an upward force is generated on the first jacking block, so that the left end of the roller fixing plate is also subjected to an upward force, thereby driving the first pressure roller to receive an upward first force. When the second adjusting screw moves upwards, an upward force is generated on the second top block, so that the right end of the roller fixing plate is also subjected to an upward force, thereby driving the second pressure roller to receive an upward second force.

Furthermore, in order to better measure the pressure on both sides of the material film, the pressure adjustment mechanism also includes a sensor fixing element; the pressing block element includes a first pressing block and a second pressing block, and the first pressing block A pressing block and a second pressing block are arranged symmetrically on the left and right sides of the central line X, and the lower end surface of the first pressing block is equal to the lower end surface of the second pressing block; the sensor fixing element includes a first An L-shaped fixed block and a second L-shaped fixed block, the first L-shaped fixed block and the second L-shaped fixed block are arranged symmetrically on the left and right sides of the central line X; the sensor element includes a first pressure sensor The first pressure sensor and the second pressure sensor are arranged symmetrically on the left and right sides of the central line X; one end of the first L-shaped fixed block is connected to the support plate The rear side of the first L-shaped fixed block is fixedly connected, the other end of the first L-shaped fixed block is connected to the lower end surface of the first pressure sensor, and the front end of the first pressure block is fixed to the rear side of the roller fixing plate connected, at least part of the first pressure block is located directly above the first pressure sensor; one end of the second L-shaped fixed block is fixedly connected to the rear side of the support plate, and the second L The other end of the shaped fixing block is connected to the lower end surface of the second pressure sensor, the front end of the second pressing block is fixedly connected to the rear side of the roller fixing plate, and at least part of the second pressing block Located directly above the second pressure sensor, the upper end surface of the first pressure sensor is at the same height as the upper end surface of the second pressure sensor.

Further, the support plate is provided with a first communication port and a second communication port, the rear end of the first pressing block passes through the first communication port, and the rear end of the second pressing block through the second communication port.

Further, the pressure adjusting mechanism also includes a slide rail component and a slider component, the slide rail assembly is fixed on the front side of the support plate, and the slider assembly is fixed on the rear side of the roller fixing plate Above, the slide rail element includes a first slide rail and a second slide rail, and the first slide rail and the second slide rail are arranged symmetrically on the left and right sides of the center line X, and the slide block element includes a first slide block and a The second slider, the first slider and the second slider are arranged symmetrically on the left and right sides of the center line X, the first slider is slidably connected to the first slide rail, and the second slider is connected to the The second slide rail is slidingly connected. The linear slide rail can achieve the guiding effect, making the roller fixed plate move more smoothly when moving up and down.

Furthermore, in order to facilitate the adjustment of the distance between the first pressure wheel and the second pressure wheel, the first pressure wheel is detachably connected to the left end of the pressure roller, and the second pressure wheel is detachably connected to the right end of the pressure roller , the first pressure roller is provided with a first annular pressing part, and the second pressing roller is provided with a second annular pressing part. When the pressing roller moves downward, the first annular pressing part The pressing part and the second annular pressing part can press the positions near the edges on both sides of the material film, the plane A where the first annular pressing part is located, and the plane B where the second annular pressing part is located All are perpendicular to the axis of the pressure roller.

Furthermore, the film feeding device also includes a display, the first pressure sensor and the second pressure sensor are both connected to the display, and the display is used to display the pressure of the first pressure sensor and the second pressure sensor. The pressure value collected by the second pressure sensor.

Furthermore, the using method of the high-precision film feeding device further includes a servo motor, the servo motor is installed on the right side of the second vertical plate, and the servo motor is connected in drive with the right end of the motor wheel.

The beneficial effects of the present invention are as follows: In the method of using the high-precision film feeding device of the present invention, a first pressure wheel and a second pressure wheel are respectively arranged at both ends of the pressure roller, and the first pressure wheel and the second pressure wheel are respectively pressed on both sides of the material film near the edge , the pressure on both sides of the material membrane is collected and displayed through the pressure adjustment mechanism. When the pressure on both sides of the membrane is found to be inconsistent, adjust it through the pressure adjustment mechanism in time to keep the pressure on both sides of the membrane balanced, and then restart The motor wheel turns and starts to feed the film. This can ensure that the overall tension on the surface of the material film remains consistent and improve the accuracy of film feeding, avoiding damage to the material film during transmission, creases, twill, etc., and preventing the electronic circuit in the middle of the material film from being damaged. Moreover, since the pressure on both sides of the film is balanced, the speed of the material film will be more stable during transmission, which can prevent slipping or tilting, further improve the accuracy of material film transmission, and can effectively improve product quality and production. efficiency and reduce production costs.

The present invention will now be further described in detail in conjunction with the drawings. These drawings are all simplified schematic diagrams, and only illustrate the basic structure of the present invention in a schematic manner, so they only show the configurations related to the present invention. In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise", "Axial", The orientation or positional relationship indicated by "radial", "circumferential", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the referred device or element Must be in a particular orientation, be constructed in a particular orientation, and operate in a particular orientation, and therefore should not be construed as limiting the invention. In addition, the features defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components. Those with ordinary knowledge in the art can understand the specific meanings of the above terms in the present invention in specific situations.

As shown in Figures 1 to 12, a method of using a high-precision film feeding device includes: a motor wheel 1, the left end of the motor wheel 1 is rotatably set on the first vertical plate 5, and the right end of the motor wheel 1 is rotatably set on the second vertical plate on the plate 6; material film 2, the material film 2 is in contact with the surface of the motor wheel 1; pressure roller 3, the pressure roller 3 is arranged directly above the motor wheel 1, and the material film 2 is transported between the motor wheel 1 and the pressure roller 3; The left and right ends of the roller 3 are respectively sleeved with a first pressure roller 31 and a second pressure roller 32; a support plate 7, the left end of the support plate 7 is connected with the top of the first vertical plate 5, and the right end of the support plate 7 is connected with the second vertical plate. The top of plate 6 is connected, and support plate 7 is positioned at the top of pressure roller 3; Adjust the pressure of the first pressure wheel 31 and the second pressure wheel 32 on both sides of the material film 2 so that the pressure of the first pressure wheel 31 and the second pressure wheel 32 on both sides of the material film 2 remains consistent. In this embodiment, the first pressure roller 31 and the second pressure roller 32 may be coated with rubber to prevent the first pressure roller 31 and the second pressure roller 32 from scratching the surface of the material film 2 . The pressure regulating mechanism 4 comprises a cylinder 42, a briquetting element 47, a sensor element 49 and an adjustment element 50, the cylinder 42 is connected with the pressure roller 3, the sensor element 49 is connected with the rear side of the support plate 7, and the pressure block element 47 At least some of the bits are directly above the sensor element 49 , the pressing block element 47 is connected to the cylinder 42 , and the adjustment element 50 is connected to the bottom of the support plate 7 .

The method of using the high-precision film feeding device includes the following steps: S1: Put the material film 2 between the motor wheel 1 and the pressure roller 3, the protruding end of the cylinder 42 moves downward, driving the pressure roller 3 and the pressing block assembly 47 to move downward, when the first pressure roller 31 and the second pressure roller When the pressure roller 32 pressed the left and right sides of the material film 2, the cylinder 42 stopped moving downward. (The state of compression at this time is that the first pressure roller 31 and the second pressure roller 32 have a certain pressure on the left and right sides of the material film 2, but it will not affect the transmission of the material film 2 between the pressure roller 3 and the motor wheel 1 , will not damage the surface of the material film 2 when conveying) S2: Detect the pressure F1 exerted by the first pressure wheel 31 on the left side of the material film 2 and the pressure F2 exerted by the second pressure wheel 32 on the right side of the material film 2 through the sensor element 49. If the pressure F1 is equal to the pressure F2, start the motor wheel 1. Start the film feeding work; if the pressure F1 and pressure F2 are not equal, fine-tune the pressure F1 or pressure F2 through the adjustment element 50, and when the pressure F1 and pressure F2 are consistent, then start the motor wheel 1 to start the film feeding work .

In this embodiment, the process of fine-tuning the pressure F1 or the pressure F2 through the adjustment element 50 specifically includes; when the sensor element 49 detects that the pressure F1 is greater than the pressure F2, the first adjustment through the adjustment element 50 The pressure wheel 31 receives the first upward force, which can reduce the pressure F1. When the pressure F1 is reduced to be equal to the pressure F2, stop the adjustment element 50, start the motor wheel 1, and start the film feeding work; When the sensor element 49 detects that the pressure F1 is less than the pressure F2, the adjustment of the adjustment element 50 makes the second pressure wheel 32 receive a second upward force, which can reduce the pressure F2. When the pressure F2 When it is reduced to be equal to the pressure F1, stop the adjustment element 50, start the motor wheel 1, and start the film feeding work.

In this embodiment, the adjustment element 50 includes a first adjustment block 501 and a second adjustment block 502, the first adjustment block 501 and the second adjustment block 502 are arranged symmetrically on the left and right sides of the centerline of the cylinder 42, and the first adjustment block 501 It is fixedly connected with the bottom end of the support plate 7, and the second adjustment block 502 is fixedly connected with the bottom end of the support plate 7. The first adjustment block 501 is provided with a first adjustment screw 503, and the first adjustment screw 503 runs through the first adjustment block 501. And the nut of the first adjusting screw 503 is located below the first adjusting block 501, the second adjusting block 502 is provided with a second adjusting screw 505, the second adjusting screw 505 runs through the second adjusting block 502, and the second adjusting screw 505 The nut is located under the second adjusting block 502 . When the sensor element 49 detects that the pressure F1 is greater than the pressure F2, the first adjusting screw 503 can be rotated so that the first adjusting screw 505 can move upwards, so that the first pressing wheel 31 is subjected to a first upward force, and the first force can The pressure F1 is reduced, and when the pressure F1 is reduced to be equal to the pressure F2, the adjustment element 50 is stopped, the motor wheel 1 is started, and the film feeding is started. When the sensor element 49 detects that the pressure F1 is less than the pressure F2, the second adjusting screw 505 can be rotated so that the second adjusting screw 505 can move upward, so that the second pressing wheel 32 is subjected to a second upward force, and the second force can The pressure F2 is reduced, and when the pressure F2 is reduced to be equal to the pressure F1, the adjustment element 50 is stopped, the motor wheel 1 is started, and the film feeding is started.

In this embodiment, a first buffer 504 may also be provided on the first adjusting block 501 , the first buffer 504 runs through the first adjusting block 501 , and can achieve a buffering effect when the roller fixing plate 45 moves downward. A second buffer 505 can also be provided on the second adjusting block 502 , and the second buffer 505 runs through the second adjusting block 502 , and can achieve a buffering effect when the roller fixing plate 45 moves downward. In this embodiment, the lower end surfaces of the first adjusting screw 503, the second adjusting screw 505, the first buffer 504, and the second buffer 505 are not in contact with the surface of the pressure roller 3, preventing additional pressure on the pressure roller 3 , resulting in inaccurate pressure adjustment results.

The pressure regulating mechanism 4 also includes a cylinder fixing element 41, a roller fixing plate 45 and a pressure roller mounting assembly 46; the cylinder fixing assembly 41 includes a driving fixing plate 411 and a driving fixing block 412, and the driving fixing plate 411 is fixedly connected to the top of the support plate 7, The drive fixing block 412 is fixed on the roller fixing plate 45, the upper end of the cylinder 42 is connected with the driving fixing plate 41, the lower end of the cylinder 42 (referring to the protruding end of the cylinder) is connected with the driving fixing block 412, and the roller fixing plate 45 is located on the support plate The front side of 7; taking the central axis of the cylinder 42 as the center line X, the pressure roller installation element 46 includes a first pressure roller installation block 461 and a second pressure roller installation block 462, and the first pressure roller installation block 461 and the second pressure roller installation block Blocks 462 are all fixedly connected to the front side of the roller fixing plate 45, the first pressure roller mounting block 461 and the second pressure roller mounting block 462 are arranged symmetrically on the left and right sides of the central line X, and the first pressure roller mounting block 461 and the pressure roller mounting block 461 are arranged symmetrically on both sides of the center line X The left end of the roller 3 is rotatably connected, and the second pressing roller mounting block 462 is rotatably connected with the right end of the pressing roller 3 . The bottom end of the roller fixing plate 45 is provided with a first jacking block 451 and a second jacking block 452, the first jacking block 451 and the second jacking block 452 are arranged symmetrically on the left and right sides of the center line X, and the first adjusting block 501 extends forward Right below the first top block 451 , the second adjusting block 502 extends forward to right below the second top block 452 . In this embodiment, when the protruding end of the air cylinder 42 moves downward, the roller fixing plate 45 also moves downward, thereby driving the first pressing roller mounting block 461 and the second pressing roller mounting block 462 downward simultaneously. movement, so that the first pressing wheel 31 and thus the second pressing wheel 32 can move downward to press the material film 2 .

The pressure regulating mechanism 4 also includes a sensor fixing element 48, and the pressing block element 47 includes a first pressing block 471 and a second pressing block 472, and the first pressing block 471 and the second pressing block 472 are symmetrical on the left and right sides of the central line X set, and the lower end surface of the first pressing block 471 is equal to the lower end surface of the second pressing block 472; the sensor fixing element 48 includes a first L-shaped fixing block 481 and a second L-shaped fixing block 482, the first L-shaped The fixed block 481 and the second L-shaped fixed block 482 are arranged symmetrically on the left and right sides of the central line X; the sensor element 49 includes a first pressure sensor 491 and a second pressure sensor 492, the first pressure sensor 491 and the second pressure sensor 492 are arranged symmetrically on the left and right sides of the central line X; one end of the first L-shaped fixed block 481 is fixedly connected to the rear side of the support plate 7, and the other end of the first L-shaped fixed block 481 is connected to The lower end surface of the first pressure sensor 491 is connected, and the front end of the first pressure block 471 is fixedly connected with the rear side of the roller fixing plate 45. Directly above; one end of the second L-shaped fixed block 482 is fixedly connected to the rear side of the support plate 7, the other end of the second L-shaped fixed block 482 is connected to the lower end surface of the second pressure sensor 492, and the second pressing block 472 The front end of the first pressure sensor 491 is fixedly connected to the rear side of the roller fixing plate 45, at least part of the second pressure block 472 is directly above the second pressure sensor 492, and the upper end surface of the first pressure sensor 491 is connected to the second pressure sensor 491. The upper end surface of the sensor 492 is of the same height. In this embodiment, when the roller fixing plate 45 moves downward, the first pressing block 471 and the second pressing block 472 also move downward accordingly, and when the first pressing wheel 31 and the second pressing wheel 32 press the material When the membrane 2 is on the left and right sides, the cylinder 42 stops moving downward. At this time, at least part of the lower end surface of the first pressure block 471 is in contact with the upper end surface of the first pressure sensor 491, and at least part of the second pressure block 472 is lowered. The end face is in contact with the upper end face of the second pressure sensor 492, the first pressure block 471 applies a pressure f1 to the first pressure sensor 491, the second pressure block 472 applies a pressure f2 to the second pressure sensor 492, and the first pressure block 472 applies a pressure f2 to the second pressure sensor 492. The pressure sensor 491 can collect the pressure value of f1, and the second pressure sensor 492 can collect the pressure value of f2. Since the roller fixing plate 45 can drive the briquetting element 47 and the roller mounting element 46 to move downward synchronously, the value of the pressure F1 is equal to the value of the pressure f1, and the value of the pressure F2 is equal to the value of the pressure f2.

In this embodiment, the lower end surface of the first pressure block 471 is equal to the lower end surface of the second pressure block 472, the upper end surface of the first pressure sensor 491 is equal to the upper end surface of the second pressure sensor 492, It is to enable the first pressure sensor 491 and the second pressure sensor to sense The pressure collected by the device 492 is balanced to a certain extent, preventing other factors from affecting the pressure detection result. At least some bits of the first pressure block 471 are directly above the first pressure sensor 491, at least some bits of the second pressure block 472 are directly above the second pressure sensor 492, and when the first pressure When the block 471 and the second pressing block 472 move downward, the lower end surface of the first pressing block 471 contacts the first pressure sensor 491, the lower end surface of the second pressing block 472 contacts the second pressure sensor 492, and The contact area between the first pressure block 471 and the first pressure sensor 491 is S1, the contact area between the second pressure block 472 and the second pressure sensor 492 is S2, and S1=S2, so that the first pressure sensor The force receiving area of the pressure sensor 491 and the second pressure sensor 492 are the same when detecting pressure. The support plate 7 is provided with a first communication port 71 and a second communication port 72, the rear end of the first pressure block 471 passes through the first communication port 71, and the rear end of the second pressure block 472 passes through the second communication port 72. In this embodiment, when the roller fixing plate 45 moves up and down, the pressing block element 47 and the pressing roller installation element 46 can move up and down synchronously. The size of the first communication port 71 is larger than that of the first pressing block 471 , and the size of the second communication port 72 is larger than that of the second pressing block 472 , which is convenient for the first pressing block 471 and the second pressing block 472 to move up and down. In this embodiment, the upper end surface of the other end of the first L-shaped fixed block 481 is provided with a first groove 8. When the first pressure sensor 491 is installed on the first L-shaped fixed block 481, the first pressure sensor A gap is formed between the lower end surface of the detector 491 and the upper end surface of the other end of the first L-shaped fixed block 481. When the first pressure block 471 moves downward, the first pressure sensor 491 is applied with pressure. At this time, due to With the existence of the gap, the first pressure sensor 491 can have a certain deformation space, and can better detect the magnitude of the pressure. Similarly, the upper end surface of the other end of the second L-shaped fixed block 482 is provided with a second groove 9, when the second pressure sensor 492 is installed on the second L-shaped fixed block 482, the second pressure sensor 492 A gap is formed between the lower end face of the second L-shaped fixed block 482 and the upper end face of the other end. When the second pressure block 472 moves downward, the second pressure sensor 492 is applied with pressure. At this time, due to the existence of the gap , the second pressure sensor 492 may have a certain deformation space, and can better detect the magnitude of the pressure.

The pressure regulating mechanism 4 also includes a slide rail element 43 and a slider element 44, the slide rail element 43 is fixed on the front side of the support plate 7, the slider assembly 44 is fixed on the rear side of the roller fixing plate 45, the slide rail element 43 Including a first slide rail 431 and a second slide rail 432, the first slide rail 431 and the second slide rail 432 are arranged symmetrically on the left and right sides of the central line X, and the slider element 44 includes a first slide block 441 and a second slide block 442 , the first slider 441 and the second slider 442 are arranged symmetrically on the left and right sides of the central line X, the first slider 441 is slidably connected to the first slide rail 431 , and the second slider 442 is slidably connected to the second slide rail 432 . The slide rail element 43 is a linear slide rail, which can achieve a guiding effect and make the roller fixing plate 45 move more smoothly when moving up and down.

The first pressure roller 31 is detachably connected to the left end of the pressure roller 3, and the second pressure roller 32 is detachably connected to the right end of the pressure roller 3 (connected by screws). The first pressure roller 31 is provided with a first ring-shaped pressing part 311, the second pressing wheel 32 is provided with a second annular pressing part 321, when the pressing roller 3 moves downward, the first annular pressing part 311 and the second annular pressing part 321 can be in contact with both sides of the material film 2 The position close to the edge is in contact, the plane A where the first annular pressing part 311 is located (the plane where the left and right end faces of the first annular pressing part 311 are located), the plane B where the second annular pressing part 321 is located (the second annular pressing part The planes where the left and right ends of the tightening part 321 are located) are both perpendicular to the axis of the pressure roller 3 . For example, the distance between the first annular pressing portion 311 and the second annular pressing portion 321 is L, the width of the material film 2 is W, and the distance L matches the width W to prevent damage to the electronic circuit in the middle of the material film. . In this embodiment, 240mm<distance L<262mm can be selected according to the width W of the material film. When the width of the material film 2 changes, the first pressure roller 31 and the second pressure roller 32 can be adjusted to be fixed on the pressure roller. 3, so that the distance L between the first pressure roller 31 and the second pressure roller 32 can be increased or decreased.

The film feeding device also includes a display 101, the first pressure sensor 491 and the second pressure sensor 492 are all connected to the display 101, and the display 101 is used to display the pressure collected by the first pressure sensor 491 and the second pressure sensor 492. to the pressure value. The staff can observe whether the values of the pressure F1 and the pressure F2 are consistent through the display 101. If they are inconsistent, adjust the pressure F1 or F2 through the adjustment element 50. When the pressure F1 and the pressure F2 are adjusted to be consistent, stop adjusting the adjustment component 50 .

The use method of the high-precision film feeding device also includes a servo motor 10, the servo motor 10 is installed on the right side of the second vertical plate 6, and the servo motor 10 is connected with the right end of the motor wheel 1 through transmission.

Inspired by the above ideal embodiment according to the present invention and through the above description, those skilled in the art can make various changes and modifications without departing from the technical idea of the present invention. The technical scope of the present invention is not limited to the content in the specification, and must be determined according to the scope of the patent application.

1: motor wheel 2: Material film 3: Pressure roller 4:Pressure regulating mechanism     5: The first vertical board 6: The second vertical board 7: Support plate 8: The first groove 9: The second groove 10: Servo motor 101: display 31: The first pressure wheel 32:Second pressure wheel 311: The first ring pressing part 321: The second annular pressing part 41:Cylinder fixing component      42: cylinder 43: Slide rail assembly 44: Slider component 45:Roller fixed plate        46:Press roller installation component      47:Block assembly          48: Sensor fixing component    49:Sensor component       50:Adjustment component 411:Drive fixing plate       412: Drive fixed block 431: The first slide rail 432: The second slide rail 441: The first slider 442: The second slider 451: The first top block 452:Second top block 461: The first pressure roller installation block 462: Mounting block for the second pressure roller 471: The first briquette 472:Second briquette 481: The first L-shaped fixed block 482:Second L-shaped fixed block 491: The first pressure sensor 492: Second pressure sensor 501: The first adjustment block 502: The second adjustment block 503: The first adjusting screw 504: First buffer 505:Second adjusting screw 506:Second buffer 71: The first connecting port 72: The second connection port S1, S2: Steps

Fig. 1 is the flowchart of the using method of high-precision film feeding device of the present invention; Fig. 2 is the front view of the high-precision film feeding device of the present invention; Fig. 3 is the structural representation of the high-precision film feeding device of the present invention; Fig. 4 is the perspective view of the high-precision film feeding device of the present invention; Fig. 5 is a schematic structural view of the pressure regulating mechanism of the present invention; Fig. 6 is a schematic structural view of the pressing roller installation element of the present invention; Fig. 7 is another structural schematic diagram of the pressure regulating mechanism of the present invention; Fig. 8 is a structural schematic diagram of the first pressure sensor and the first L-shaped fixed block of the present invention; 9 is a schematic structural view of a second pressure sensor and a second L-shaped fixed block of the present invention; Fig. 10 is a schematic structural view of the pressure roller of the present invention; Fig. 11 is a structural schematic diagram of the regulating element of the present invention; Fig. 12 is a connection diagram of the sensor element and the display in the present invention.

S1: step

S2: step

Claims (10)

A method for using a high-precision film feeding device, comprising: A motor wheel (1), the left end of the motor wheel (1) is rotatably set on a first vertical plate (5), and the right end of the motor wheel (1) is rotatably set on a second vertical plate (6); A material film (2), the material film (2) is in contact with the surface of the motor wheel (1); A pressure roller (3), the pressure roller (3) is arranged directly above the motor wheel (1), and the material film (2) is transported between the motor wheel (1) and the pressure roller (3); the The left and right ends of the pressure roller (3) are respectively sleeved with a first pressure roller (31) and a second pressure roller (32); A support plate (7), the left end of the support plate (7) is connected to the top of the first vertical plate (5), the right end of the support plate (7) is connected to the top of the second vertical plate (6), the The support plate (7) is located above the pressure roller (3); A pressure adjustment mechanism (4), the pressure adjustment mechanism (4) is installed on the support plate (7), the pressure adjustment mechanism (4) is connected with the two ends of the pressure roller (3), the pressure adjustment mechanism (4 ) can adjust the pressure of the first pressure roller (31) and the second pressure roller (32) on both sides of the material film (2), so that the first pressure roller (31) and the second pressure roller (32 ) keep the pressure on both sides of the material membrane (2) consistent; The pressure regulating mechanism (4) includes a cylinder (42), a pressure block element (47), a sensor element (49) and an adjustment assembly (50), the cylinder (42) and the pressure roller (3) connected, the sensor element (49) is connected to the rear side of the support plate (7), at least part of the pressure block element (47) is located directly above the sensor element (49), the pressure block assembly ( 47) is connected with the cylinder (42), and the adjustment element (50) is connected with the bottom of the support plate (7); The method of using the high-precision film feeding device includes the following steps: S1: Place the material film (2) between the motor wheel (1) and the pressure roller (3), and the protruding end of the air cylinder (42) moves downward to drive the pressure roller (3) and the pressure roller (3). The block assembly (47) moves downward, when the first pressure roller (31) and the second pressure roller (32) press the left and right sides of the material film (2), the cylinder (42) stops moving downward ; S2: Detect the pressure F1 exerted by the first pressure wheel (31) on the left side of the material film (2) and the pressure F1 applied by the second pressure wheel (32) on the right side of the material film (2) through the sensor element (49) If the pressure F1 is equal to the pressure F2, start the motor wheel (1) and start the film feeding work; if the pressure F1 and the pressure F2 are not equal, the pressure F1 or the pressure F2 will be adjusted through the adjustment element (50). Carry out fine-tuning, when the pressure F1 and pressure F2 keep consistent, then start the motor wheel (1) to start the film feeding work. The method for using a high-precision film feeding device as described in Claim 1, wherein the process of fine-tuning the pressure F1 or pressure F2 through the adjustment element (50) specifically includes: When the sensor element (49) detects that the pressure F1 is greater than the pressure F2, through the adjustment of the adjustment element (50), the first pressure wheel (31) is subjected to the first upward force, and the first force can Make the pressure F1 decrease, when the pressure F1 decreases to be equal to the pressure F2, stop the adjustment element (50), start the motor wheel (1), and start the film feeding work; When the sensor element (49) detects that the pressure F1 is less than the pressure F2, the adjustment of the adjustment element (50) makes the second pressure wheel (32) receive a second upward force, and the second force can The pressure F2 is reduced, and when the pressure F2 is reduced to be equal to the pressure F1, the adjustment element (50) is stopped, the motor wheel (1) is started, and the film feeding is started. The method of using a high-precision film feeding device as described in claim 2, wherein the adjustment element (50) includes a first adjustment block (501) and a second adjustment block (502), and the first adjustment block (501 ) and the second adjusting block (502) are arranged symmetrically on the left and right sides of the center line of a cylinder (42), the first adjusting block (501) is fixedly connected with the bottom end of the supporting plate (7), and the second adjusting block (502) is fixedly connected with the bottom end of the support plate (7), and the first adjusting block (501) is provided with a first adjusting screw (503), and the first adjusting screw (503) runs through the first adjusting block ( 501), and the nut of the first adjusting screw (503) is located under the first adjusting block (501), the second adjusting block (502) is provided with a second adjusting screw (505), the second adjusting The screw (505) runs through the second adjusting block (502), and the nut of the second adjusting screw (505) is located under the second adjusting block (502); When the sensor element (49) detects that the pressure F1 is greater than the pressure F2, the first adjusting screw (503) is rotated so that the first adjusting screw (505) can move upwards, so that the first pressure wheel (31) is The upward first jacking force, the first jacking force can reduce the pressure F1, when the pressure F1 is reduced to be equal to the pressure F2, stop the adjustment element (50), start the motor wheel (1), and start to feed the film Work; When the sensor element (49) detects that the pressure F1 is less than the pressure F2, the second adjustment screw (505) can be rotated so that the second adjustment screw (505) can move upwards, so that the second pressure wheel (32) is The second upward force can reduce the pressure F2. When the pressure F2 is reduced to be equal to the pressure F1, the adjustment element (50) is stopped, the motor wheel (1) is started, and the film feeding is started. Work. The method of using a high-precision film feeding device as described in claim 1, wherein the pressure adjustment mechanism (4) also includes a cylinder fixing element (41), a roller fixing plate (45) and a pressure roller installation assembly ( 46); the cylinder fixing assembly (41) includes a driving fixing plate (411) and a driving fixing block (412), the driving fixing plate (411) is fixedly connected with the top of the supporting plate (7), and the driving fixing block ( 412) is fixed on the roller fixing plate (45), the upper end of the cylinder (42) is connected with the driving fixing plate (41), the lower end of the cylinder (42) is connected with the driving fixing block (412), and the roller The fixing plate (45) is located on the front side of the supporting plate (7); taking the central axis of the cylinder (42) as the center line X, the pressing roller mounting element (46) includes a first pressing roller mounting block (461) and a The second roller mounting block (462), the first roller mounting block (461) and the second roller mounting block (462) are all fixedly connected to the front side of the roller fixing plate (45). The pressure roller installation block (461) and the second pressure roller installation block (462) are arranged symmetrically on the left and right sides of the center line X, and the first pressure roller installation block (461) is rotationally connected with the left end of the pressure roller (3). The second pressure roller mounting block (462) is rotatably connected to the right end of the pressure roller (3); the bottom end of the roller fixing plate (45) is provided with a first top block (451) and a second top block (452) , the first top block (451) and the second top block (452) are arranged symmetrically on the left and right sides of the center line X, and the first adjustment block (501) extends forward to the front of the first top block (451) Below, the second adjusting block (502) extends forward to directly below the second top block (452). The method of using a high-precision film feeding device according to claim 4, wherein the pressure adjustment mechanism (4) further includes a sensor fixing element (48), and the pressing block assembly (47) includes a first pressing block (471) and a second pressing block (472), the first pressing block (471) and the second pressing block (472) are arranged symmetrically on the left and right sides of the central line X, and the first pressing block (471) The lower end surface of the second pressing block (472) is at the same height as the lower end surface; the sensor fixing element (48) includes a first L-shaped fixing block (481) and a second L-shaped fixing block (482), The first L-shaped fixed block (481) and the second L-shaped fixed block (482) are arranged symmetrically on the left and right sides of the central line X; the sensor element (49) includes a first pressure sensor (491 ) and a second pressure sensor (492), the first pressure sensor (491) and the second pressure sensor (492) are arranged symmetrically on the left and right sides of the central line X; the first L-shaped One end of the fixed block (481) is fixedly connected to the rear side of the support plate (7), and the other end of the first L-shaped fixed block (481) is connected to the lower end surface of the first pressure sensor (491). The front end of the first pressure block (471) is fixedly connected to the rear side of the roller fixing plate (45), and at least part of the first pressure block (471) is located directly above the first pressure sensor (491); One end of the second L-shaped fixed block (482) is fixedly connected with the rear side of the support plate (7), and the other end of the second L-shaped fixed block (482) is connected with the second pressure sensor (492) The lower end surface is connected, the front end of the second pressure block (472) is fixedly connected with the rear side of the roller fixing plate (45), at least part of the second pressure block (472) is located on the second pressure sensor (492 ), the upper end surface of the first pressure sensor (491) is at the same height as the upper end surface of the second pressure sensor (492). The method of using a high-precision film feeding device as described in claim 5, wherein a first communication port (71) and a second communication port (72) are provided on the support plate (7), and the first pressing block The rear end of (471) passes through the first communication port (71), and the rear end of the second pressing block (472) passes through the second communication port (72). The method of using a high-precision film feeding device according to claim 4, wherein the pressure adjustment mechanism (4) further includes a slide rail component (43) and a slide block assembly (44), and the slide rail assembly (43) It is fixed on the front side of the support plate (7), the slider assembly (44) is fixed on the rear side of the roller fixing plate (45), and the slide rail assembly (43) includes a first slide rail (431 ) and a second slide rail (432), the first slide rail (431) and the second slide rail (432) are arranged symmetrically on the left and right sides of the center line X, and the slide block assembly (44) includes a first slide block (441) and a second slider (442), the first slider (441) and the second slider (442) are arranged symmetrically on the left and right sides of the center line X, the first slider (441) and The first sliding rail (431) is slidably connected, and the second sliding block (442) is slidably connected to the second sliding rail (432). The method of using a high-precision film feeding device as described in Claim 1, wherein, the first pressure wheel (31) is detachably connected to the left end of the pressure roller (3), and the second pressure wheel (32) is connected to the pressure roller The right end of (3) is detachably connected, the first pressure wheel (31) is provided with a first ring-shaped pressing part (311), and the second pressure wheel (32) is provided with a second ring-shaped pressing part (321 ), when the pressure roller (3) moves downward, the first annular pressing part (311) and the second annular pressing part (321) can press the material film (2) on both sides near the edge position, the plane A where the first annular pressing part (311) is located, and the plane B where the second annular pressing part (321) is located are both perpendicular to the axis of the pressing roller (3). The method for using a high-precision film feeding device as described in Claim 5, wherein the film feeding device further includes a display (101), the first pressure sensor (491) and the second pressure sensor (492 ) are connected to the display (101), and the display (101) is used to display the pressure values collected by the first pressure sensor (491) and the second pressure sensor (492). The method of using a high-precision film feeding device as described in claim 1, wherein the high-precision film feeding device further includes a servo motor (10), and the servo motor (10) is installed on the second vertical plate (6) On the right side, the servo motor (10) is connected with the right end of the motor wheel (1).

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