Glass interlayer adhesive film tensioning mechanism

Abstract

The utility model belongs to the technical field of adhesive film tensioning mechanisms, and particularly relates to a glass interlayer adhesive film tensioning mechanism which comprises an L-shaped plate, a sliding groove is formed in the top side of the L-shaped plate, sliding blocks are installed at the two ends of the sliding groove in a sliding mode, a servo motor is installed on one side of the L-shaped plate, a two-way lead screw is installed at the output end of the servo motor, and an installation frame is assembled in the L-shaped plate. Mounting bases are mounted at the two ends of the top side of the mounting frame and the bottom sides of the sliding blocks, connecting rods are mounted between the mounting bases in a matched mode through pin shafts, tension rollers are rotatably mounted on the outer walls of the connecting rods, and the servo motor is started to drive the bidirectional lead screw to rotate, so that the two sliding blocks slide towards the middle or the two ends along the sliding grooves at the same time; the mounting frame is driven by the mounting seat and the connecting rod to move up and down, and the movement of the mounting frame can drive the connecting rod and the tension roller to move, so that the tension of the adhesive film is adjusted, the pasting effect between the adhesive film and glass is ensured, and the quality of laminated glass processing is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of adhesive film tensioning mechanisms, in particular to a glass interlayer adhesive film tensioning mechanism. Background Art

[0002] Glass interlayer film, also known as laminated glass intermediate film, is a film or film used for laminated glass. During the glass processing process, in order to increase the strength and stability of the glass, the film is used to firmly bond two or more pieces of glass together.

[0003] A Chinese patent with announcement number CN111016317A discloses a laminated glass and its production process, including a glass layer and a functional film layer, the glass layer includes a first glass layer and a second glass layer, the functional film layer is arranged between the first glass layer and the second glass layer, and the first glass layer and the second glass layer are fixedly connected to the functional film layer through an intermediate adhesive film respectively. The present invention has good bonding strength, and the slippage between the glasses when bent is extremely small. After multiple glass layers are bonded, it is equivalent to a single glass being subjected to force.

[0004] However, there are still some problems in the above-mentioned laminated glass processing. In practical applications, it is impossible to adjust the tension of the adhesive film, resulting in poor bonding between the adhesive film and the glass, which will affect the quality of the laminated glass during processing. Therefore, a glass laminated film tensioning mechanism is proposed to address the above-mentioned problems. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve the problems raised in the background technology, the utility model provides a glass interlayer adhesive film tensioning mechanism.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a glass interlayer adhesive film tensioning mechanism described in the utility model comprises a workbench, an L-shaped plate is installed just above the workbench, a slide groove is provided inside the top side of the L-shaped plate, sliders are slidably installed at both ends of the slide groove, a servo motor is installed on one side of the L-shaped plate, a bidirectional screw rod is installed on the output end of the servo motor, a screw hole is provided at the bottom end of the slider, one end of the bidirectional screw rod passes through the screw hole and is rotatably installed on the inner wall of one side of the L-shaped plate, a mounting frame is installed in the L-shaped plate, and the top side of the mounting frame is provided with a mounting frame. Mounting seats are installed at both ends and on the bottom side of the slider, and connecting rods are installed between the mounting seats through pin shafts. A connecting rod is fixedly connected through the two sides of the mounting frame, and a tension roller is rotatably installed on the outer wall of the connecting rod. A through groove is opened inside one side of the L-shaped plate, and a sliding block is fixed to one end of the connecting rod, and the sliding block is slidably installed inside the through groove. An indicator needle is installed on one side of the sliding block, and scale lines are engraved on one side of the L-shaped plate, so that the tension of the adhesive film can be adjusted, the bonding effect between the adhesive film and the glass is guaranteed, and the quality of laminated glass processing is improved.

[0007] Preferably, two rotating shafts are rotatably installed passing through the bottom end of the L-shaped plate, and an unwinding roller and a conveying roller are respectively installed on the outer walls of the rotating shafts. A support is installed on the outer wall of one side of the L-shaped plate, and an unwinding motor is installed in the support. One end of the rotating shaft is connected to the output end of the unwinding motor, and a driving wheel and a driven wheel are respectively installed on the outer wall of one end of the rotating shaft, which are connected by a belt. A ramp plate is installed on the inner wall of the L-shaped plate just below the conveying roller, which realizes the unwinding and conveying of the film and ensures a stable and accurate supply of the film.

[0008] Preferably, a slide rail is provided at the top side edge of the workbench, a movable block is slidably installed in the slide rail, a stepper motor is installed on one side of the workbench, a threaded rod is installed on the output end of the stepper motor, a threaded hole is provided inside the movable block, one end of the threaded rod passes through the threaded hole and is rotatably installed on one side inner wall of the slide rail, and the L-shaped plate is fixedly installed on the top side of the movable block, so that the lateral position of the L-shaped plate can be adjusted, so that the adhesive film can be accurately laid on the glass.

[0009] Preferably, a cavity is opened inside the workbench, a number of suction cups are installed equidistantly inside the workbench, an output pipe is installed on one side of the cavity passing through the workbench, a pump is installed on the outer wall of the output pipe to fix the glass and prevent the glass from moving during the laying of the adhesive film.

[0010] Preferably, a support plate is installed at the edge of one end of the workbench, a telescopic rod is installed through the interior of the support plate, a support frame is installed at the active end of the telescopic rod, and a pressing roller is installed inside the support frame through a pin shaft, which can accurately press one end of the laid film to ensure a close fit between the film and the glass.

[0011] Preferably, a control panel is installed on one side of the workbench, and the control panel is used to control the operation of the electrical components inside the device, thereby realizing centralized control of the electrical components inside the device, thereby improving the convenience of device operation.

[0012] The utility model is beneficial in that:

[0013] 1. The utility model starts the servo motor to drive the bidirectional screw to rotate, so that the two sliders slide along the slide groove to the middle or both ends at the same time. As the sliders move, the mounting frame is driven to move up and down through the mounting seat and the connecting rod, thereby driving the connecting rod and the tension roller to move, thereby adjusting the tension of the adhesive film, ensuring the bonding effect between the adhesive film and the glass, and improving the quality of laminated glass processing;

[0014] 2. The adhesive film delivered by the utility model is delivered to the glass along the ramp plate, and then the action end of the telescopic rod is extended, so that the pressing roller presses one end of the adhesive film covering the glass, so that the adhesive film is in a tense state, thereby ensuring that the adhesive film and the glass are better fitted. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0016] Figure 1 This is a schematic structural diagram of the isoaxial side view of the utility model;

[0017] Figure 2 This is a schematic diagram of the main structure of the rubber film tensioning mechanism of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the tensioning assembly in the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the membrane and membrane pressing components in the utility model;

[0020] Figure 5 It is a schematic diagram of the structure of the glass fixing component and the membrane pressing component in the utility model.

[0021] In the figure: 1. workbench; 2. L-shaped plate; 3. slide groove; 4. slider; 5. servo motor; 6. bidirectional screw rod; 7. mounting frame; 8. mounting seat; 9. connecting rod; 10. connecting rod; 11. tension roller; 12. through groove; 13. sliding block; 14. indicator needle; 15. scale line; 16. rotating shaft; 17. unwinding roller; 18. conveying roller; 19. support; 20. unwinding motor; 21. driving wheel; 22. driven wheel; 23. belt; 24. ramp plate; 25. slide rail; 26. movable block; 27. stepping motor; 28. threaded rod; 29. ​​cavity; 30. suction cup; 31. output pipe; 32. pump; 33. support plate; 34. telescopic rod; 35. support frame; 36. pressing roller; 37. control panel. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-3 As shown, a glass interlayer film tensioning mechanism comprises a workbench 1, an L-shaped plate 2 is installed just above the workbench 1, a slide groove 3 is opened inside the top side of the L-shaped plate 2, sliders 4 are slidably installed at both ends of the slide groove 3, a servo motor 5 is installed on one side of the L-shaped plate 2, a bidirectional screw rod 6 is installed on the output end of the servo motor 5, screw holes are opened at the bottom ends of the sliders 4, one end of the bidirectional screw rod 6 passes through the screw holes and is rotatably installed on the inner wall of one side of the L-shaped plate 2, a mounting frame 7 is assembled in the L-shaped plate 2, mounting seats 8 are installed on both ends of the top side of the mounting frame 7 and the bottom side of the slider 4, a connecting rod 9 is installed between the mounting seats 8 through a pin shaft, a connecting rod 10 is passed through and fixedly connected between the two sides of the mounting frame 7, a tension roller 11 is rotatably installed on the outer wall of the connecting rod 10, a through groove 12 is opened inside one side of the L-shaped plate 2, a sliding block 13 is fixed at one end of the connecting rod 10, the sliding block 13 is slidably installed in the through groove 12, and the sliding One side of the moving block 13 is equipped with an indicator needle 14, one side of the L-shaped plate 2 is engraved with a scale line 15, and one side of the workbench 1 is installed with a control panel 37; during operation, in actual application, it is impossible to adjust the tension of the film, resulting in poor bonding between the film and the glass, which will affect the quality of laminated glass during processing. The servo motor 5 is started through the control panel 37 to drive the bidirectional screw rod 6 to rotate, so that the two sliders 4 slide toward the middle or toward both ends along the slide groove 3 at the same time. As the sliders 4 move, the mounting frame 7 is driven up and down through the mounting seat 8 and the connecting rod 9, thereby driving the connecting rod 10 and the tension roller 11 to move, thereby changing the pressure of the tension roller 11 on the film. At the same time, the sliding block 13 slides in the through groove 12, and the indicator needle 14 will indicate the current position of the tension roller 11 on the scale line 15, thereby adjusting the tension of the film, ensuring the bonding effect between the film and the glass, and improving the quality of laminated glass during processing.

[0024] See also Figure 1-5As shown, two rotating shafts 16 are rotatably installed inside the bottom end of the L-shaped plate 2, and the outer walls of the rotating shafts 16 are respectively installed with unwinding rollers 17 and conveying rollers 18. A support 19 is installed on the outer wall of one side of the L-shaped plate 2, and an unwinding motor 20 is installed in the support 19. One end of the rotating shaft 16 is connected to the output end of the unwinding motor 20. A driving wheel 21 and a driven wheel 22 are respectively installed on the outer wall of one end of the rotating shaft 16. The driving wheel 21 and the driven wheel 22 are connected by a belt 23. The inner wall of the L-shaped plate 2 is located directly below the conveying roller 18 and a ramp plate is installed. 24, a slide rail 25 is provided at the top side edge of the workbench 1, a movable block 26 is slidably installed in the slide rail 25, a stepper motor 27 is installed on one side of the workbench 1, a threaded rod 28 is installed at the output end of the stepper motor 27, one end of the threaded rod 28 passes through the threaded hole and is rotatably installed on the inner wall of one side of the slide rail 25, the L-shaped plate 2 is fixedly installed on the top side of the movable block 26, a support plate 33 is installed at one end edge of the workbench 1, a telescopic rod 34 is installed inside the support plate 33, and the action end of the telescopic rod 34 is A support frame 35 is installed, and a pressing roller 36 is installed inside the support frame 35 through a pin shaft. During operation, in order to increase the strength and stability of the glass, an adhesive film is used to firmly bond two or more sheets of glass together. After the glass is fixed, the unwinding motor 20 is started, and its output end drives the rotating shaft 16 to rotate, so that the driving wheel 21 drives the driven wheel 22 to rotate through the belt 23, and then the other rotating shaft 16 rotates, and the unwinding roller 17 unwinds, and the adhesive film is released. The released adhesive film passes through the top side of the tension roller 11. Then it passes through the bottom side of the conveying roller 18, and the conveying roller 18 conveys the adhesive film driven by the corresponding rotating shaft 16, and the conveyed adhesive film is sent to the glass along the ramp plate 24, and then the working end of the telescopic rod 34 is extended, so that the pressing roller 36 presses one end of the adhesive film covering the glass to ensure that the adhesive film and the glass fit better. At the same time, the stepping motor 27 is started, driving the threaded rod 28 to rotate, driving the movable block 26 to move along the slide rail 25, and then the L-shaped plate 2 fixed on the top side of the movable block 26 moves as a whole, so that the entire surface of the glass is covered with adhesive film.

[0025] See also Figure 4-5As shown, a cavity 29 is provided inside the workbench 1, and a plurality of suction cups 30 are equidistantly installed inside the workbench 1. An output pipe 31 is installed on one side of the cavity 29 through the workbench 1, and a pump 32 is installed on the outer wall of the output pipe 31. During operation, when the glass interlayer adhesive film is bonded, the glass will move due to the action of external force, which will seriously affect the quality and accuracy of the adhesive film laying. The glass is placed on the top side of the suction cup 30, one end of which should be located directly below the pressing roller 36. The pump 32 is started to generate suction, and a negative pressure state is formed in the cavity 29 through the output pipe 31. The air in the suction cup 30 is sucked out, so that the suction cup 30 is tightly adsorbed on the lower surface of the glass placed on the workbench 1, and the glass is fixed to prevent the movement of the glass during the adhesive film laying process.

[0026] Working principle: Place the glass on the top side of the suction cup 30, with one end of the glass being located directly below the pressing roller 36, start the pump 32 to generate suction, and form a negative pressure state in the cavity 29 through the output pipe 31, so that the air in the suction cup 30 is sucked out, so that the suction cup 30 is tightly attached to the lower surface of the glass placed on the workbench 1, fixing the glass to prevent the glass from moving during the film laying process;

[0027] The servo motor 5 is started through the control panel 37 to drive the bidirectional screw rod 6 to rotate, so that the two sliders 4 slide along the slide groove 3 toward the middle or toward both ends at the same time. As the sliders 4 move, the mounting frame 7 is driven to move up and down through the mounting seat 8 and the connecting rod 9, thereby driving the connecting rod 10 and the tension roller 11 to move, thereby changing the pressure of the tension roller 11 on the film. At the same time, the sliding block 13 slides in the through groove 12, and the indicator needle 14 will indicate the current position of the tension roller 11 on the scale line 15, thereby adjusting the tension of the film, ensuring the bonding effect between the film and the glass, and improving the quality of laminated glass processing;

[0028] After the glass is fixed, the unwinding motor 20 is started, and its output end drives the rotating shaft 16 to rotate, so that the driving wheel 21 drives the driven wheel 22 to rotate through the belt 23, and then the other rotating shaft 16 rotates, the unwinding roller 17 unwinds, and the film is released. The released film passes through the top side of the tension roller 11, and then passes through the bottom side of the conveying roller 18. The conveying roller 18 conveys the film under the drive of the corresponding rotating shaft 16, and the conveyed film is sent to the glass along the ramp plate 24. Then the active end of the telescopic rod 34 is extended, so that the pressing roller 36 presses one end of the film covering the glass to ensure that the film fits better with the glass. At the same time, the stepping motor 27 is started, driving the threaded rod 28 to rotate, driving the movable block 26 to move along the slide rail 25, and then the L-shaped plate 2 fixed on the top side of the movable block 26 moves as a whole, so that the entire surface of the glass is covered with the film.

[0029] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0030] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A glass interlayer film tensioning mechanism, characterized in that: The invention comprises a workbench (1), wherein an L-shaped plate (2) is installed directly above the workbench (1), a slide groove (3) is provided inside the top side of the L-shaped plate (2), and sliders (4) are slidably installed at both ends of the slide groove (3), a servo motor (5) is installed on one side of the L-shaped plate (2), and a bidirectional screw rod (6) is installed at the output end of the servo motor (5), and screw holes are provided at the bottom ends of the sliders (4), and one end of the bidirectional screw rod (6) passes through the screw hole and is rotatably installed on the inner wall of one side of the L-shaped plate (2), and a mounting frame (7) is installed inside the L-shaped plate (2), and the top ends of the mounting frame (7) are connected to the sliders (4) ) are installed on the bottom side, and a connecting rod (9) is installed between the mounting seats (8) through a pin shaft. A connecting rod (10) is fixedly connected between the two sides of the mounting frame (7), and a tension roller (11) is rotatably installed on the outer wall of the connecting rod (10). A through groove (12) is opened inside one side of the L-shaped plate (2), and a sliding block (13) is fixed at one end of the connecting rod (10). The sliding block (13) is slidably installed inside the through groove (12), and an indicator needle (14) is installed on one side of the sliding block (13). A scale line (15) is engraved inside one side of the L-shaped plate (2).

2. The glass interlayer adhesive film tensioning mechanism according to claim 1, characterized in that: Two rotating shafts (16) are rotatably installed inside the bottom end of the L-shaped plate (2), and an unwinding roller (17) and a conveying roller (18) are respectively installed on the outer wall of the rotating shaft (16). A support (19) is installed on the outer wall of one side of the L-shaped plate (2), and an unwinding motor (20) is installed in the support (19). One end of the rotating shaft (16) is connected to the output end of the unwinding motor (20), and a driving wheel (21) and a driven wheel (22) are respectively installed on the outer wall of one end of the rotating shaft (16). The driving wheel (21) and the driven wheel (22) are connected by a belt (23), and a ramp plate (24) is installed on the inner wall of the L-shaped plate (2) directly below the conveying roller (18).

3. The glass interlayer adhesive film tensioning mechanism according to claim 2, characterized in that: A slide rail (25) is provided at the top edge of the workbench (1), a movable block (26) is slidably mounted in the slide rail (25), a stepper motor (27) is mounted on one side of the workbench (1), a threaded rod (28) is mounted on the output end of the stepper motor (27), a threaded hole is provided inside the movable block (26), one end of the threaded rod (28) passes through the threaded hole and is rotatably mounted on an inner wall of one side of the slide rail (25), and the L-shaped plate (2) is fixedly mounted on the top side of the movable block (26).

4. The glass interlayer adhesive film tensioning mechanism according to claim 3, characterized in that: A hollow chamber (29) is provided inside the workbench (1), a plurality of suction cups (30) are equidistantly installed inside the workbench (1), an output pipe (31) is installed on one side of the hollow chamber (29) and passes through the workbench (1), and a pump (32) is installed on the outer wall of the output pipe (31).

5. The glass interlayer adhesive film tensioning mechanism according to claim 4, characterized in that: A support plate (33) is installed at the edge of one end of the workbench (1), a telescopic rod (34) is installed through the interior of the support plate (33), a support frame (35) is installed at the active end of the telescopic rod (34), and a pressing roller (36) is installed inside the support frame (35) through a pin shaft.

6. The glass interlayer adhesive film tensioning mechanism according to claim 5, characterized in that: A control panel (37) is installed on one side of the workbench (1), and the control panel (37) is used to control the operation of electrical components inside the device.

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