Scraper adjusting device for protective film gluing

Abstract

The scraper adjusting device comprises a support, a double-head servo motor and a glue scraping knife, the double-head servo motor is fixedly arranged in the middle of the inner wall of the upper end of the support, transmission rods are fixed to the two ends of an output shaft of the double-head servo motor, lifting mechanisms are arranged on the outer walls of the transmission rods, and the glue scraping knife is arranged on the support. A positioning frame is mounted at the lower end of the lifting mechanism, a clamping rod is fixedly connected to the middle of the inner wall of the lower end of the support, an adjusting rod is movably arranged on the inner wall of the positioning frame below the support, limiting mechanisms are mounted on the outer walls of the two ends of the adjusting rod, and a positioning sleeve is slidably mounted on the outer wall of the lower end of the positioning frame; and the positioning sleeve is fixedly connected to the upper surface of the glue scraping knife. According to the scraper adjusting device for gluing the protective film, a glue scraper on the scraper adjusting device is convenient to disassemble, so that a user can conveniently maintain the glue scraper which is used for a long time.

Description

Technical Field

[0001] The utility model relates to the technical field of scraper blade adjusting devices, in particular to a scraper blade adjusting device for protective film gluing. Background Art

[0002] The scraper for protective film gluing is an important auxiliary tool used in the production of protective film. Its function is to scrape and evenly spread the glue on the surface of the protective film. Common scrapers include plastic scrapers, metal scrapers and silicone scrapers. The scraper adjustment device for protective film gluing usually refers to a structure for adjusting the height of the scraper. Its function is to ensure the accuracy and stability of the scraper position, so that the scraper can evenly and accurately spread the glue on the surface of the protective film.

[0003] However, the existing protective film coating scraper adjustment device has the following problems when used:

[0004] Since the scraper knife needs maintenance after long-term use, in order to facilitate users to maintain the scraper knife, the scraper knife on the device needs to be easy to disassemble. However, the existing scraper adjustment device for protective film coating is not convenient for removing the scraper knife thereon, which makes it difficult for users to maintain the scraper knife that has been used for a long time, reducing the practicality of the device.

[0005] In view of the above problems, it is urgent to carry out innovative design based on the original scraper adjustment device for protective film coating. Utility Model Content

[0006] The purpose of the utility model is to provide a scraper adjustment device for protective film gluing, so as to solve the problem in the above background technology that the existing scraper adjustment device for protective film gluing is not convenient for removing the scraper thereon, which makes it difficult for users to maintain the scraper used for a long time.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a scraper adjustment device for protective film coating, comprising a bracket, a double-headed servo motor and a scraper blade, a double-headed servo motor is fixedly arranged in the middle of the inner wall of the upper end of the bracket, and transmission rods are fixed at both ends of the output shaft of the double-headed servo motor, and a lifting mechanism is provided on the outer wall of the transmission rod, and a positioning frame is installed at the lower end of the lifting mechanism, and a clamping rod is fixedly connected to the middle of the inner wall of the lower end of the bracket, and an adjustment rod is movably provided on the inner wall of the positioning frame below the bracket, and limiting mechanisms are installed on the outer walls of both ends of the adjusting rod, and a positioning sleeve is slidably installed on the outer wall of the lower end of the positioning frame, and the positioning sleeve is fixedly connected to the upper surface of the scraper blade.

[0008] Preferably, the bracket and the transmission rod form a rotating structure.

[0009] Preferably, the lifting mechanism includes a sleeve and a support rod, and the sleeve is sleeved on the outer wall of the transmission rod, and the lower surface of the sleeve is movably connected to the support rod.

[0010] Preferably, the sleeve and the transmission rod are threadedly connected, and the directions of the threads provided on the outer wall of the transmission rod are symmetrically distributed about the longitudinal center axis of the bracket, and the two ends of the support rod are rotationally connected to the sleeve and the positioning frame respectively.

[0011] Preferably, the positioning frame, the bracket and the clamping rod respectively form a sliding structure, and the upper inner wall of the positioning frame is connected to the lower inner wall of the bracket through a spring.

[0012] Preferably, the adjusting rod and the positioning frame are rotatably arranged.

[0013] Preferably, the limiting mechanism includes a sleeve and a clamp, and the sleeve is threadedly installed on the outer wall of the adjusting rod, and the clamp is fixedly connected to the lower surface of the sleeve, and the direction of the thread set on the outer wall of the adjusting rod is symmetrically distributed about the longitudinal center axis of the positioning frame.

[0014] Preferably, the cross-section of the clamp is set to be an "L" shape, and the clamp is slidingly connected to the positioning frame and the positioning sleeve respectively.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the protective film coating scraper adjustment device is easy to disassemble the scraper thereon, thereby facilitating the maintenance of the scraper used for a long time by the user;

[0016] By rotating the adjusting rod, the limiting mechanism moves in the opposite direction at the same time, so that the clamp is separated from the positioning sleeve, and then by moving the scraper knife, the positioning sleeve is separated from the positioning frame, thereby completing the disassembly of the scraper knife. Therefore, the device is easy to disassemble the scraper knife thereon, thereby making it convenient for users to maintain the scraper knife that has been used for a long time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the front cross-section structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the front view structure of the utility model;

[0019] Figure 3 This is a schematic diagram of a partial top view of the structure of the clamp of the utility model;

[0020] Figure 4 This is a schematic diagram of the top view of the positioning frame of the utility model;

[0021] Figure 5 This is a schematic diagram of the top-sectional structure of the adjusting rod of the utility model.

[0022] In the figure: 1. bracket; 2. double-head servo motor; 3. transmission rod; 4. lifting mechanism; 401. sleeve; 402. support rod; 5. positioning frame; 6. clamping rod; 7. spring; 8. adjusting rod; 9. limiting mechanism; 901. sleeve; 902. clamping part; 10. positioning sleeve; 11. scraper. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] See also Figure 1-5 The utility model provides a technical solution: a scraper adjustment device for protective film coating, comprising a bracket 1, a double-headed servo motor 2, a transmission rod 3, a lifting mechanism 4, a sleeve 401, a support rod 402, a positioning frame 5, a clamping rod 6, a spring 7, an adjusting rod 8, a limiting mechanism 9, a sleeve 901, a clamping piece 902, a positioning sleeve 10 and a scraper 11. A double-headed servo motor 2 is fixedly arranged in the middle of the inner wall of the upper end of the bracket 1, and both ends of the output shaft of the double-headed servo motor 2 are fixed with a transmission rod 3, and a lifting mechanism 4 is arranged on the outer wall of the transmission rod 3, and a positioning frame 5 is installed at the lower end of the lifting mechanism 4. At the same time, the middle of the inner wall of the lower end of the bracket 1 is fixedly connected with the clamping rod 6, and the inner wall of the positioning frame 5 below the bracket 1 is movably provided with an adjusting rod 8, and the outer walls of both ends of the adjusting rod 8 are provided with limiting mechanisms 9, the outer wall of the lower end of the positioning frame 5 is slidably mounted with a positioning sleeve 10, and the positioning sleeve 10 is fixedly connected to the upper surface of the scraper 11.

[0025] The bracket 1 and the transmission rod 3 form a rotating structure, which makes it easy for the double-headed servo motor 2 to drive the transmission rod 3 to rotate relative to the bracket 1.

[0026] The lifting mechanism 4 includes a sleeve 401 and a support rod 402, and the sleeve 401 is sleeved on the outer wall of the transmission rod 3, and the lower surface of the sleeve 401 is movably connected to the support rod 402, so as to facilitate driving the lifting mechanism 4 through the transmission rod 3 to adjust the height of the scraper 11.

[0027] The sleeve 401 is threadedly connected to the transmission rod 3, and the direction of the thread set on the outer wall of the transmission rod 3 is symmetrically distributed about the longitudinal center axis of the bracket 1. The two ends of the support rod 402 are respectively rotatably connected to the sleeve 401 and the positioning frame 5, so that when the transmission rod 3 rotates, the sleeve 401 moves toward or in the opposite direction along the transmission rod 3 at the same time, thereby driving the support rod 402 to move, so that the support rod 402 drives the positioning frame 5 to move vertically to adjust the height of the positioning frame 5.

[0028] The positioning frame 5 forms a sliding structure with the bracket 1 and the clamping rod 6 respectively, and the inner wall of the upper end of the positioning frame 5 is connected to the inner wall of the lower end of the bracket 1 through the spring 7, so that the positioning frame 5 can slide relative to the bracket 1 and the clamping rod 6, so that the positioning frame 5 drives the scraper 11 to move stably vertically, and the positioning frame 5 is elastically supported by the spring 7.

[0029] The adjusting rod 8 and the positioning frame 5 are arranged to rotate, so that the user can rotate the adjusting rod 8 conveniently.

[0030] The limiting mechanism 9 includes a sleeve 901 and a clamp 902, and the sleeve 901 is threadedly installed on the outer wall of the adjusting rod 8, and the clamp 902 is fixedly connected to the lower surface of the sleeve 901. Moreover, the direction of the thread set on the outer wall of the adjusting rod 8 is symmetrically distributed about the longitudinal center axis of the positioning frame 5, which facilitates the limiting of the scraper 11 by the limiting mechanism 9, so that the scraper 11 can work stably.

[0031] The cross-sectional shape of the clamp 902 is set to be an "L" shape, and the clamp 902 is slidingly connected to the positioning frame 5 and the positioning sleeve 10 respectively, so that the user can rotate the adjustment rod 8 to make the sleeve 901 drive the clamp 902 to move, allowing the clamp 902 to detach from the positioning sleeve 10, thereby making it convenient for the user to move and disassemble the scraper 11.

[0032] Working principle: When using the protective film coating scraper adjustment device, first Figure 1-5 As shown, the user installs the bracket 1 on the protective film coating equipment, and then the user adjusts the height of the scraper 11 according to the needs. At this time, the user starts the double-headed servo motor 2, and then the double-headed servo motor 2 drives the transmission rod 3 to rotate. Next, the sleeve 401 moves along the transmission rod 3, and then the sleeve 401 rotates relative to one end of the support rod 402 and drives one end of the support rod 402 to move. At the same time, the other end of the support rod 402 rotates relative to the positioning frame 5 and drives the positioning frame 5 to slide relative to the bracket 1 and the clamping rod 6, so that the scraper 11 is driven by the positioning frame 5 to move vertically for height adjustment. At the same time, the spring 7 elastically supports the positioning frame 5. Support, and then when the protective film passes through the scraper 11, the scraper 11 spreads the glue on the protective film evenly. When the user needs to maintain the scraper 11, the user rotates the adjusting rod 8, and then the sleeve 901 moves toward each other along the adjusting rod 8 at the same time, and then the sleeve 901 drives the clamping part 902 to slide relative to the positioning frame 5 so that the clamping part 902 is separated from the positioning sleeve 10, and then the user moves to remove the scraper 11. At this time, the scraper 11 drives the positioning sleeve 10 to separate from the positioning frame 5, thereby completing the disassembly of the scraper 11. Therefore, the device is convenient for disassembling the scraper 11 thereon, so that it is convenient for users to maintain the scraper 11 that has been used for a long time.

[0033] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A scraper adjustment device for coating a protective film, comprising a bracket (1), a double-headed servo motor (2) and a scraper (11), characterized in that: A double-headed servo motor (2) is fixedly provided at the middle of the inner wall of the upper end of the bracket (1), and transmission rods (3) are fixed at both ends of the output shaft of the double-headed servo motor (2), and a lifting mechanism (4) is provided on the outer wall of the transmission rod (3), and a positioning frame (5) is installed at the lower end of the lifting mechanism (4). At the same time, a clamping rod (6) is fixedly connected to the middle of the inner wall of the lower end of the bracket (1), and an adjusting rod (8) is movably provided on the inner wall of the positioning frame (5) below the bracket (1), and limiting mechanisms (9) are installed on the outer walls of both ends of the adjusting rod (8). A positioning sleeve (10) is slidably installed on the outer wall of the lower end of the positioning frame (5), and the positioning sleeve (10) is fixedly connected to the upper surface of the scraper (11).

2. The protective film coating scraper adjustment device according to claim 1, characterized in that: The bracket (1) and the transmission rod (3) form a rotating structure.

3. The protective film coating scraper adjustment device according to claim 1, characterized in that: The lifting mechanism (4) comprises a sleeve (401) and a support rod (402), wherein the sleeve (401) is sleeved on the outer wall of the transmission rod (3), and the lower surface of the sleeve (401) is movably connected to the support rod (402).

4. The protective film gluing scraper adjustment device according to claim 3, characterized in that: The sleeve (401) and the transmission rod (3) are threadedly connected, and the direction of the thread provided on the outer wall of the transmission rod (3) is symmetrically distributed about the longitudinal center axis of the bracket (1). The two ends of the support rod (402) are rotationally connected to the sleeve (401) and the positioning frame (5) respectively.

5. The protective film coating scraper adjustment device according to claim 1, characterized in that: The positioning frame (5) forms a sliding structure with the bracket (1) and the clamping rod (6), and the upper inner wall of the positioning frame (5) is connected to the lower inner wall of the bracket (1) via a spring (7).

6. The protective film gluing scraper adjustment device according to claim 1, characterized in that: The adjusting rod (8) and the positioning frame (5) are rotatably arranged.

7. The protective film gluing scraper adjustment device according to claim 1, characterized in that: The limiting mechanism (9) comprises a sleeve (901) and a clamping member (902), wherein the sleeve (901) is threadedly mounted on the outer wall of the adjusting rod (8), and the clamping member (902) is fixedly connected to the lower surface of the sleeve (901), and the direction of the thread provided on the outer wall of the adjusting rod (8) is symmetrically distributed about the longitudinal center axis of the positioning frame (5).

8. The protective film gluing scraper adjustment device according to claim 7, characterized in that: The cross-section of the clamping member (902) is configured as an "L" shape, and the clamping member (902) is slidably connected to the positioning frame (5) and the positioning sleeve (10), respectively.

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