Reinforcing sheet glue coating machine

Abstract

The invention relates to the technical field of glue coating equipment, in particular to a reinforcing sheet glue coating machine. The reinforcing sheet glue coating machine specifically comprises an unwinding device, a glue coating device and a winding device, the unwinding device, the glue coating device and the winding device are sequentially arranged in the feeding direction. The glue coating device comprises a positioning plate, a preheating plate, a limiting clamping groove, a glue film positioning rod and a hot pressing roller, the positioning plate is used for positioning the reinforcing sheet, the glue film positioning rod is used for positioning the glue film, and the limiting clamping groove is used for positioning the reinforcing sheet and the glue film; the glue coating device comprises a cold mounting step and a glue coating step, wherein during cold mounting, a reinforcing sheet sequentially passes through a positioning plate and a preheating plate, and the heated reinforcing sheet and a glue film are pre-pressed at a limiting clamping groove; and during glue coating, the reinforcing sheet and the glue film after cold mounting enter a hot pressing roller to be pressed. The glue coating device has the advantages of being accurate in glue coating position and ensuring the glue coating quality.

Description

Technical Field

[0001] The invention relates to the technical field of glue coating equipment, and in particular to a reinforcement sheet glue coating machine. Background Art

[0002] The laminating machine is a kind of equipment used in glue coating, laminating and hot stamping production processes. It heats two or more layers of the same or different materials, such as metal sheets and thermosetting glue, cloth and artificial leather, and various plastics, rubber sheets and coils, to a melted or semi-melted state, or presses and laminates them together with a special adhesive.

[0003] At present, the glue laminating machines on the market are all single-strip operations, first cold-attaching and positioning, then hot pressing. After the hot pressing is completed, the glued products need to be manually rolled up. The glued products produced by this glue laminating method are prone to glue deviation and glue lamination, resulting in low product quality.

[0004] Therefore, a reinforcing sheet glue coating machine is provided to address the deficiencies in the prior art. Summary of the invention

[0005] In order to overcome the deficiencies of the prior art, the present invention provides a reinforcing sheet glue coating machine, aiming to solve the problem of glue coating deviation and glue coating delamination, which leads to low product quality.

[0006] In order to achieve the above object, the present invention adopts the following technical solutions:

[0007] A reinforcing sheet glue coating machine, comprising: an unwinding device, a glue coating device and a winding device;

[0008] The unwinding device, the glue coating device and the winding device are arranged in sequence along the feeding direction;

[0009] The adhesive coating device comprises a positioning plate, a preheating plate, a limiting card slot, an adhesive film positioning rod and a hot pressing roller, wherein the positioning plate is used to position the reinforcing sheet, the adhesive film positioning rod is used to position the adhesive film, and the limiting card slot is used to position the reinforcing sheet and the adhesive film;

[0010] The glue coating device comprises a cold mounting step and a glue coating step:

[0011] During cold mounting: the reinforcing sheet passes through the positioning plate and the preheating plate in sequence, and the heated reinforcing sheet and the adhesive film are pre-pressed at the limiting groove;

[0012] During lamination: the cold-mounted reinforcement sheet and adhesive film enter the hot pressing roller for lamination.

[0013] As a further improvement of the technical solution of the present invention, it also includes a controller, and the controller is connected to the glue coating device.

[0014] As a further improvement of the technical solution of the present invention, the controller includes a first temperature control switch, the first temperature control switch is connected to the preheating plate, and the first temperature control switch adjusts the temperature of the preheating plate.

[0015] As a further improvement of the technical solution of the present invention, the preheating plate is provided with an infrared thermometer, and the infrared thermometer is used to measure the temperature of the preheating plate.

[0016] As a further improvement of the technical solution of the present invention, the controller further includes a second temperature control switch and a speed regulating switch, and the second temperature control switch and the speed regulating switch are both connected to the hot pressing roller.

[0017] As a further improvement of the technical solution of the present invention, the controller also includes an air pressure switch, which is connected to the hot pressing roller. The hot pressing roller includes an upper laminating roller and a lower laminating roller, and the air pressure switch is used to adjust the gap between the upper laminating roller and the lower laminating roller.

[0018] As a further improvement of the technical solution of the present invention, the winding device includes a speed regulating motor and a winding wheel, the speed regulating motor is connected to the winding wheel, and the speed regulating motor is used to control the winding speed of the winding wheel.

[0019] As a further improvement of the technical solution of the present invention, the unwinding device is provided with a plurality of unwinding wheels, and the unwinding wheels are adapted to the reeling wheels.

[0020] As a further improvement of the technical solution of the present invention, the glue coating device also includes a film collecting fixing rod and a base, the film collecting positioning rod is fixedly connected to the base, and the film collecting fixing rod is located behind the glue film positioning rod for receiving glue film waste.

[0021] Compared with the prior art, the present invention has the following beneficial effects:

[0022] In the reinforcing sheet gluing machine of the present invention, a positioning plate, a preheating plate, a limiting slot, a film positioning rod and a hot pressing roller are provided. The positioning plate is used to position the reinforcing sheet, the film positioning rod is used to position the film, and the limiting slot is used to position the reinforcing sheet and the film. The positioning plate, the film positioning rod and the limiting slot are used to position the reinforcing sheet and the film. The accurate gluing position is ensured by the joint positioning of the positioning plate, the film positioning rod and the limiting slot. During cold mounting, the reinforcing sheet passes through the positioning plate and the preheating plate in sequence, and the heated reinforcing sheet and the film are pre-pressed at the limiting slot; during gluing, the reinforcing sheet and the film after cold mounting enter the hot pressing roller for pressing. By cold mounting first and then gluing, it is effectively avoided that the product will not be delaminated after gluing, and the gluing quality is ensured. The reinforcing sheet gluing machine has the characteristics of accurate gluing position and guaranteed gluing quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The technology of the present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments:

[0024] Figure 1 It is a three-dimensional structural schematic diagram of the reinforcing sheet glue coating machine of the present invention;

[0025] Figure 2 This is a front view of the reinforcing sheet glue coating machine of the present invention;

[0026] Figure 3 It is a three-dimensional structural schematic diagram of a glue coating device in a reinforcement sheet glue coating machine of the present invention;

[0027] Figure 4 It is a front view of the glue coating device in the reinforcement sheet glue coating machine of the present invention.

[0028] In the figure:

[0029] 1. Unwinding device; 11. Unwinding wheel;

[0030] 2. Glue coating device; 21. Positioning plate; 22. Preheating plate; 23. Limiting slot; 24. Glue film positioning rod; 25. Hot pressing roller; 26. Film collecting fixing rod; 27. Base;

[0031] 3. Rewinding device; 31. Speed ​​regulating motor; 32. Rewinding wheel;

[0032] 4. Controller; 41. First temperature control switch; 42. Second temperature control switch; 43. Speed ​​control switch; 44. Air pressure switch. DETAILED DESCRIPTION

[0033] The following will be combined with the embodiments and drawings to clearly and completely describe the concept, specific structure and technical effects of the present invention, so as to fully understand the purpose, scheme and effect of the present invention. It should be noted that the embodiments in this application and the features in the embodiments can be combined with each other without conflict. The same reference numerals used throughout the drawings indicate the same or similar parts.

[0034] It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature, or it may be indirectly fixed or connected to the other feature. In addition, the descriptions of up, down, left, right, etc. used in the present invention are only relative to the relative positional relationship of the components of the present invention in the drawings.

[0035] Reference Figures 1 to 4 , a reinforcing sheet gluing machine, comprising an unwinding device 1, a gluing device 2 and a winding device 3;

[0036] In one embodiment, the unwinding device 1, the glue coating device 2 and the winding device 3 are sequentially arranged along the feeding direction; the glue coating device 2 includes a positioning plate 21, a preheating plate 22, a limiting card slot 23, a film positioning rod 24 and a hot pressing roller 25, the positioning plate 21 is used to position the reinforcing sheet, the film positioning rod 24 is used to position the film, and the limiting card slot 23 is used to position the reinforcing sheet and the film; the glue coating device 2 includes a cold mounting step and a glue coating step: during cold mounting: the reinforcing sheet passes through the positioning plate 21 and the preheating plate 22 in sequence, and the heated reinforcing sheet and the film are cold mounted at the limiting card slot 23; during glue coating: the reinforcing sheet and the film after cold mounting enter the hot pressing roller 25 for pressing. Preferably, the preheating plate 22 sets different temperatures for preheating different materials, and preheats before hot pressing, so that the reinforcing sheet and the film are attached more firmly, avoiding the phenomenon of product stratification after glue coating. Positioning is performed by the limiting card slot 23, so that the glue coating is more stable, and there will be no problem of glue coating deviation.

[0037] Among them, by setting the positioning plate 21, the preheating plate 22, the limiting card slot 23, the film positioning rod 24 and the hot pressing roller 25, the positioning plate 21 is used to position the reinforcing sheet, the film positioning rod 24 is used to position the film, and the limiting card slot 23 is used to position the reinforcing sheet and the film. The positioning plate 21, the film positioning rod 24 and the limiting card slot 23 are positioned together to ensure the accurate gluing position. During cold mounting, the reinforcing sheet passes through the positioning plate 21 and the preheating plate 22 in turn, and the heated reinforcing sheet and the film are cold mounted at the limiting card slot 23; during gluing, the cold mounted reinforcing sheet and the film enter the hot pressing roller 25 for pressing. By cold mounting first and then gluing, it is effectively avoided that the product will not be delaminated after gluing, and the quality of gluing is ensured. This reinforcing sheet gluing machine has the characteristics of accurate gluing position and guaranteed gluing quality.

[0038] In one embodiment, referring to Figure 4 As shown, the glue coating machine also includes a controller 4 , which is connected to the glue coating device 2 .

[0039] In one embodiment, referring to Figure 4 As shown, the controller 4 includes a first temperature control switch 41, which is connected to the preheating plate 22, and the first temperature control switch 41 adjusts the temperature of the preheating plate 22. The preheating plate 22 is provided with an infrared thermometer, which is used to measure the temperature of the preheating plate 22.

[0040] In one embodiment, referring to Figure 4As shown, the controller 4 further includes a second temperature control switch 42, a speed regulating switch 43 and an air pressure switch 44. The second temperature control switch 42 and the speed regulating switch 43 are both connected to the hot pressing roller 25. The air pressure switch 44 is connected to the hot pressing roller 25. The hot pressing roller 25 includes an upper laminating roller and a lower laminating roller. The air pressure switch 44 is used to adjust the gap between the upper laminating roller and the lower laminating roller. Different speed and temperature requirements are required for reinforcing sheets of different materials. The combination of different speeds, temperatures and laminating pressures is adjusted to ensure the quality of lamination.

[0041] In one embodiment, referring to Figure 2 As shown, the winding device 3 includes a speed regulating motor 31 and a winding wheel 32, the speed regulating motor 31 is connected to the winding wheel 32, and the speed regulating motor 31 is used to control the winding speed of the winding wheel 32. The speed regulating switch 43 and the speed regulating motor 31 are matched with each other. The unwinding device 1 is provided with a plurality of unwinding wheels 11, and the unwinding wheels 11 are adapted to the winding wheel 32. The material receiving speed is unified with the material discharging speed, and the automatic material receiving operation is realized, so that one person can operate multiple devices and one machine can produce multiple material operations.

[0042] In one embodiment, referring to Figure 3 As shown, the adhesive coating device 2 further includes a film collecting fixing rod 26 and a base 27. The film collecting positioning rod is fixedly connected to the base 27. The film collecting fixing rod 26 is located behind the adhesive film positioning rod 24 for receiving adhesive film waste.

[0043] The other contents of the reinforcing sheet glue coating machine described in the present invention refer to the prior art and will not be described in detail here.

[0044] The above are only preferred embodiments of the present invention and are not intended to limit the present invention in any form. Therefore, any modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the technical solution of the present invention are still within the scope of the technical solution of the present invention.

[0045] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0046] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. A reinforcing sheet glue coating machine, characterized in that: include: Unwinding device, gluing device and rewinding device; The unwinding device, the glue coating device and the winding device are arranged in sequence along the feeding direction; The adhesive coating device comprises a positioning plate, a preheating plate, a limiting card slot, an adhesive film positioning rod and a hot pressing roller, wherein the positioning plate is used to position the reinforcing sheet, the adhesive film positioning rod is used to position the adhesive film, and the limiting card slot is used to position the reinforcing sheet and the adhesive film; The glue coating device comprises a cold mounting step and a glue coating step: During cold mounting: the reinforcing sheet passes through the positioning plate and the preheating plate in sequence, and the heated reinforcing sheet and the adhesive film are pre-pressed at the limiting groove; During lamination: the cold-mounted reinforcement sheet and adhesive film enter the hot pressing roller for lamination.

2. A reinforcing sheet glue coating machine according to claim 1, characterized in that: It also includes a controller, which is connected to the glue coating device.

3. A reinforcing sheet glue coating machine according to claim 2, characterized in that: The controller includes a first temperature control switch, which is connected to the preheating plate and adjusts the temperature of the preheating plate.

4. A reinforcing sheet glue coating machine according to claim 2 or 3, characterized in that: The preheating plate is provided with an infrared thermometer, which is used to measure the temperature of the preheating plate.

5. The reinforcing sheet glue coating machine according to claim 2, characterized in that: The controller further comprises a second temperature control switch and a speed regulating switch, wherein the second temperature control switch and the speed regulating switch are both connected to the hot pressing roller.

6. A reinforcing sheet glue coating machine according to claim 2, characterized in that: The controller further comprises an air pressure switch, which is connected to the hot pressing roller, the hot pressing roller comprises an upper laminating roller and a lower laminating roller, and the air pressure switch is used to adjust the gap between the upper laminating roller and the lower laminating roller.

7. The reinforcing sheet glue coating machine according to claim 3, characterized in that: The winding device comprises a speed regulating motor and a winding wheel. The speed regulating motor is connected to the winding wheel, and the speed regulating motor is used to control the winding speed of the winding wheel.

8. The reinforcing sheet glue coating machine according to claim 7, characterized in that: The unwinding device is provided with a plurality of unwinding wheels, and the unwinding wheels are matched with the reeling wheels.

9. The reinforcing sheet glue coating machine according to claim 1, characterized in that: The adhesive coating device further comprises a film collecting fixing rod and a base, wherein the film collecting positioning rod is fixedly connected to the base, and the film collecting fixing rod is located behind the adhesive film positioning rod for receiving adhesive film waste.

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