Hot melt adhesive film laminating machine

Abstract

The utility model belongs to the technical field of adhesive film laminating machines, and particularly relates to a hot melt adhesive film laminating machine which comprises a base, a fixed support is fixedly connected to the top of the base, sliding seats are slidably connected to the front side and the rear side of the fixed support respectively, and rotating seats are rotatably connected to the opposite sides of the two sliding seats through shafts. A pressing and ironing assembly is mounted above the rotating seat, and an extrusion assembly is mounted below the rotating seat; according to the hot melt adhesive film material pressing and ironing device, gas in a hot melt adhesive film material is extruded and taken out through the extrusion assembly, then the rotating seat rotates by 180 degrees, the pressing and ironing assembly is made to press and iron the hot melt adhesive film material downwards, and compared with the prior art, the gas is effectively prevented from being generated by extruding the gas in the hot melt adhesive film material before pressing and ironing.

Description

Technical Field

[0001] The utility model relates to the technical field of adhesive film laminating machines, in particular to a hot melt adhesive film laminating machine. Background Art

[0002] Hot melt adhesive film is a film product with or without release paper. It can be easily operated continuously or intermittently and can be widely used for bonding various fabrics, paper, polymer materials and metals. Hot melt adhesive film is divided into two categories: thermoplastic and thermosetting according to its usage characteristics. It has the following characteristics: good consistent and uniform bonding thickness; easy to process, solvent-free and easy to process; good adhesion to many objects; thickness of 0.1-0.203MM, color is translucent / amber; can be punched into precise shapes and sizes, suitable for purely manual or automated applications, laminating machine, also known as compounding machine, is used to bond two or more substrates together by gluing, heating and pressurizing, and plays an extremely important role in modern mechanical processing.

[0003] The existing Chinese patent with announcement number CN211591352U discloses a pressing and ironing device of a hot melt adhesive film laminating machine, including a base, a workbench is fixedly connected to the middle part of the top of the base and a baffle A is fixedly connected to the left side of the top of the workbench, a shell is fixedly connected to the right side of the top of the base and a motor is installed on the top of the shell, a screw is installed on the top of the motor and a screw sleeve is connected to the tooth buckle on the outer wall of the screw, a bearing sleeve is fixedly installed on the outer wall of the screw sleeve and a support plate A is fixedly connected to the left end of the bearing sleeve, a connecting rod A is fixedly connected to the bottom end of the support plate A and a connecting plate is fixedly connected to the bottom end of the connecting rod A, an electric heating plate is fixedly installed on the bottom end of the connecting plate and an ironing plate is fixedly installed on the bottom end of the electric heating plate.

[0004] In view of the above-mentioned and existing related technologies, the inventors believe that the following defects often exist: the device presses the hot melt adhesive film in a planar manner by lowering the ironing plate, which easily causes bubbles to form in the hot melt adhesive film when being pressed, resulting in a decrease in the yield rate, and needs to be improved; therefore, a hot melt adhesive film laminating machine is proposed to address the above problems. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve the above-mentioned technical problems, the utility model provides a hot melt adhesive film laminating machine.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a hot melt adhesive film laminating machine described in the utility model comprises a base, the center of the base is upwardly protruded to form a processing table for placing hot melt adhesive film materials, the top of the base is fixedly connected to a fixed bracket, the front and rear sides of the fixed bracket are respectively slidably connected to a sliding seat, the opposite sides of the two sliding seats are rotatably connected to a rotating seat through an axis, a pressing ironing assembly is installed above the rotating seat, and an extrusion assembly is installed below the rotating seat, a screw 1 is threadedly connected to the center of one of the sliding seats, and the bottom end of the screw 1 is rotatably connected to the base, the fixed bracket A driver one is fixedly connected to a place corresponding to the lead screw at the top, and the driving end of the driver one is fixedly connected to the top of the lead screw one, and a rotating motor is fixedly connected to the center of the other sliding seat, and the driving end of the rotating motor is fixedly connected to the shaft of the rotating seat. The driver one drives the lead screw one to rotate, adjusts the height of the sliding seat and synchronously drives the rotating seat to rise and fall, places the hot melt adhesive film material on the base, runs the driver one to drive the rotating seat to descend, and squeezes out the gas inside the hot melt adhesive film material through the extrusion assembly to prevent the formation of foam, then the rotating seat rises, and the rotating motor controls the rotating seat to rotate 180 degrees, so that the pressing and ironing assembly presses the hot melt adhesive film material downward.

[0007] Preferably, the pressing and ironing assembly comprises an electric heating plate, and the electric heating plate is fixedly installed above the rotating seat.

[0008] Preferably, a pressing and ironing plate is fixedly connected to the top of the electric heating plate, and the electric heating plate heats the pressing and ironing plate when in operation, so that the pressing and ironing plate can press and iron the hot melt adhesive film.

[0009] Preferably, the pressing and ironing assembly further comprises a heat insulating cover, which is fixedly mounted on the top of the fixed bracket. After the pressing and ironing is completed, the rotating seat rises so that the pressing and ironing plate enters the interior of the heat insulating cover to reduce heat loss.

[0010] Preferably, the extrusion assembly includes a U-shaped mounting seat, which is fixedly mounted under the rotating seat, and pressure plates are slidably connected to the two sides of the mounting seat. By controlling the operation of the left electric push rod, the left pressure plate is pushed to slide to just above the left edge of the hot-melt adhesive film material, and the second driver drives the second screw to rotate, so that the fixed frame slides until it fits the left pressure plate, and then when the rotating seat descends, the left pressure plate presses and fixes the hot-melt adhesive film material, and the pressure roller resists the hot-melt adhesive film material, and the second driver drives the second screw to operate, so that the pressure roller slides to the right to The right edge of the hot-melt adhesive film material is moved, and then the gas inside the hot-melt adhesive film material is squeezed out. Then the rotating seat rises for a distance, the fixed frame moves to the left for a distance, and the right pressure plate slides to the top of the right edge of the hot-melt adhesive film material through the electric push rod, and the fixed frame resists the right pressure plate, and the left pressure plate slides to the left edge of the mounting seat and is staggered with the hot-melt adhesive film material. Then the pressure roller slides to the left edge of the hot-melt adhesive film material, and then the gas inside the hot-melt adhesive film material is completely squeezed out, and preliminary pressing is performed to effectively prevent the generation of bubbles during pressing and ironing.

[0011] Preferably, both ends of the mounting seat are respectively fixedly connected with electric push rods, and the driving end of the electric push rod is fixedly connected to the pressure plate.

[0012] Preferably, the extrusion assembly also includes a slide groove, which is opened on the surface of the mounting seat, and the interior of the slide groove is slidably connected to an adjustment seat, and a second screw is threadedly connected to the center of the adjustment seat, one end of the mounting seat is fixedly connected to a second driver, and the driving end of the second driver is fixedly connected to one end of the second screw, and the other end of the second screw is rotatably connected to the mounting seat.

[0013] Preferably, spring telescopic rods are fixedly connected to both sides of the adjustment seat, and a U-shaped fixing frame is fixedly connected to the bottom of the spring telescopic rods. A pressure roller is connected to the interior of the fixing frame through an axial rotation. The spring telescopic rods are elastically extended and retracted to avoid damage caused by excessive pressure when the pressure roller presses against the hot-melt adhesive film material.

[0014] The utility model is beneficial in that:

[0015] 1. The utility model squeezes out the gas inside the hot-melt adhesive film material through the extrusion component, and then the rotating seat rotates 180 degrees, so that the pressing and ironing component presses the hot-melt adhesive film material downward. By squeezing out the gas inside the hot-melt adhesive film material before pressing and ironing, compared with the existing technology, the generation of gas is effectively prevented.

[0016] 2. The utility model alternately presses and fixes the hot melt adhesive film material by the pressure plates on both sides during extrusion, so as to avoid the hot melt adhesive film material from being deflected when the pressure roller is extruding, and the pressure roller slides left and right to completely squeeze out the gas inside the hot melt adhesive film material, and performs preliminary pressing. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] 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.

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 For this utility model Figure 1 Bottom view of

[0020] Figure 3 This is a schematic diagram of the structure of the pressing and ironing assembly of the utility model;

[0021] Figure 4 This is a schematic diagram of the extrusion assembly result of the utility model;

[0022] Figure 5 This is a schematic diagram of the structure of the mounting seat of the utility model.

[0023] In the figure: 1. base; 2. fixed bracket; 3. sliding seat; 4. rotating seat; 5. pressing and ironing assembly; 51. electric heating plate; 52. pressing and ironing plate; 53. heat insulation cover; 6. extrusion assembly; 61. mounting seat; 62. pressing plate; 63. electric push rod; 64. slide; 65. adjustment seat; 66. screw 2; 67. driver 2; 68. spring telescopic rod; 69. fixed frame; 610. pressing roller; 7. screw 1; 8. driver 1; 9. rotating motor. DETAILED DESCRIPTION

[0024] 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.

[0025] Embodiment 1

[0026] See also Figure 1-4As shown, a hot melt adhesive film laminating machine comprises a base 1, a fixed bracket 2 is fixedly connected to the top of the base 1, a sliding seat 3 is slidably connected to the front and rear sides of the fixed bracket 2 respectively, a rotating seat 4 is rotatably connected to the opposite side of the two sliding seats 3 through an axis, a pressing ironing component 5 is installed above the rotating seat 4, and an extrusion component 6 is installed below the rotating seat 4, a screw 7 is threadedly connected to the center of one of the sliding seats 3, and the bottom end of the screw 7 is rotatably connected to the base 1, and a driver 7 is fixedly connected to the top of the fixed bracket 2 corresponding to the screw 7 8, and the driving end of the driver 8 is fixedly connected to the top of the screw 7, and a rotating motor 9 is fixedly connected to the center of the other sliding seat 3, and the driving end of the rotating motor 9 is fixedly connected to the shaft of the rotating seat 4, the hot melt adhesive film material is placed on the base 1, and the driver 8 is operated to drive the rotating seat 4 to descend, and the gas inside the hot melt adhesive film material is squeezed out by the extrusion component 6 to prevent the formation of foam, and then the rotating seat 4 rises, and the rotating motor 9 controls the rotating seat 4 to rotate 180°, so that the pressing and ironing component 5 presses the hot melt adhesive film material downward.

[0027] The pressing and ironing assembly 5 comprises an electric heating plate 51 , which is fixedly mounted above the rotating seat 4 .

[0028] The top of the electric heating plate 51 is fixedly connected with a pressing plate 52 . The electric heating plate 51 is operated to heat the pressing plate 52 so that the pressing plate 52 can press the hot melt adhesive film.

[0029] The pressing and ironing assembly 5 also includes a heat insulating cover 53, which is fixedly mounted on the top of the fixed bracket 2. After the pressing and ironing is completed, the rotating seat 4 rises to allow the pressing and ironing plate 52 to enter the interior of the heat insulating cover 53 to reduce heat loss.

[0030] Embodiment 2

[0031] For comparison with Example 1, please refer to Figure 5As shown, the utility model provides another embodiment, the extrusion assembly 6 includes a U-shaped mounting seat 61, the mounting seat 61 is fixedly mounted below the rotating seat 4, and the two sides of the mounting seat 61 are slidably connected with a pressure plate 62, and the left side pressure plate 62 is pushed to slide to the top of the left edge of the hot melt adhesive film material by controlling the left electric push rod 63 to operate, and the driver 2 67 drives the lead screw 2 66 to rotate, so that the fixing frame 69 slides until it fits the left side pressure plate 62, and then when the rotating seat 4 descends, the left side pressure plate 62 presses and fixes the hot melt adhesive film material, and the pressure roller 610 presses against the hot melt adhesive film material, and the driver 2 67 drives the lead screw 2 66 to operate , so that the pressure roller 610 slides to the right to the right edge of the hot-melt adhesive film material, thereby squeezing out the gas inside the hot-melt adhesive film material, then the rotating seat 4 rises a certain distance, the fixing frame 69 moves to the left for a certain distance, and the right pressure plate 62 slides to just above the right edge of the hot-melt adhesive film material through the operation of the electric push rod 63, and the fixing frame 69 abuts against the right pressure plate 62, and the left pressure plate 62 slides to the left edge of the mounting seat 61 and is staggered with the hot-melt adhesive film material, then the pressure roller 610 slides to the left edge of the hot-melt adhesive film material, thereby completely squeezing out the gas inside the hot-melt adhesive film material, and performs preliminary pressing, effectively preventing the generation of bubbles during pressing and ironing.

[0032] Both ends of the mounting seat 61 are fixedly connected with electric push rods 63 , respectively. The driving end of the electric push rod 63 is fixedly connected to the pressing plate 62 .

[0033] The extrusion assembly 6 also includes a slide groove 64, which is opened on the surface of the mounting seat 61. The interior of the slide groove 64 is slidably connected to an adjustment seat 65, and a screw 2 66 is threadedly connected to the center of the adjustment seat 65. One end of the mounting seat 61 is fixedly connected to a driver 2 67, and the driving end of the driver 2 67 is fixedly connected to one end of the screw 2 66, and the other end of the screw 2 66 is rotatably connected to the mounting seat 61. The driver 2 67 drives the screw 2 66 to rotate, drives the adjustment seat 65 to slide, and drives the fixed frame 69 and the pressure roller 610 to slide.

[0034] The two sides of the adjustment seat 65 are respectively fixedly connected with spring telescopic rods 68, and the bottom of the spring telescopic rods 68 is fixedly connected with a U-shaped fixing frame 69. The interior of the fixing frame 69 is connected with a pressure roller 610 through an axial rotation. The spring telescopic rods 68 are elastically extended and retracted, so that the pressure roller 610 can avoid damage caused by excessive pressure when it presses against the hot-melt adhesive film material.

[0035] Through the personnel in this field, all the electrical components in this case are connected to their corresponding power supplies through wires, and according to the actual situation, a suitable controller should be selected to electrically connect with the driver 1 8, the driver 2 67, the electric push rod 63, the electric heating plate 51 and the electric push rod 63 to meet the control requirements. The specific connection and control sequence should refer to the following working principle, and the electrical connection between the electrical components is completed in the working order. The detailed connection means are well known in the art. The following mainly introduces the working principle and process, and does not explain the electrical control.

[0036] Working principle: place the hot melt adhesive film material on the base 1, run the driver 8 to drive the rotating seat 4 to descend, squeeze out the gas inside the hot melt adhesive film material through the extrusion component 6 to prevent the formation of bubbles, then the rotating seat 4 rises, and the rotating motor 9 controls the rotating seat 4 to rotate 180°, so that the pressing and ironing component 5 presses the hot melt adhesive film material downward.

[0037] By controlling the operation of the left electric push rod 63, the left pressure plate 62 is pushed to slide to the top of the left edge of the hot melt adhesive film material, and the second driver 67 drives the second screw 66 to rotate, so that the fixed frame 69 slides until it fits the left pressure plate 62. Then, when the rotating seat 4 descends, the left pressure plate 62 presses and fixes the hot melt adhesive film material, and the pressure roller 610 presses against the hot melt adhesive film material. The second driver 67 drives the second screw 66 to operate, so that the pressure roller 610 slides to the right to the right edge of the hot melt adhesive film material, thereby squeezing out the inside of the hot melt adhesive film material. The gas is then released, and the rotating seat 4 rises a certain distance, the fixing frame 69 moves a certain distance to the left, and the right pressure plate 62 slides to just above the right edge of the hot-melt adhesive film material through the electric push rod 63, and the fixing frame 69 abuts against the right pressure plate 62, and the left pressure plate 62 slides to the left edge of the mounting seat 61 and is staggered with the hot-melt adhesive film material, and then the pressing roller 610 slides to the left edge of the hot-melt adhesive film material, thereby completely squeezing out the gas inside the hot-melt adhesive film material, and performing preliminary pressing, which effectively prevents the generation of bubbles during pressing and ironing.

[0038] The electric heating plate 51 heats the pressing plate 52 so that it can press the hot melt adhesive film. After the pressing is completed, the rotating seat 4 rises to allow the pressing plate 52 to enter the interior of the heat insulation cover 53 to reduce heat loss.

[0039] 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.

[0040] 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 hot melt adhesive film laminating machine, comprising a base (1), characterized in that: The top of the base (1) is fixedly connected to a fixed bracket (2), and the front and rear sides of the fixed bracket (2) are respectively slidably connected to sliding seats (3), and the opposite sides of the two sliding seats (3) are rotatably connected to a rotating seat (4) through an axis, and a pressing assembly (5) is installed above the rotating seat (4), and an extrusion assembly (6) is installed below the rotating seat (4), and a screw 1 (7) is threadedly connected to the center of one of the sliding seats (3), and the bottom end of the screw 1 (7) is rotatably connected to the base (1), and a driver 1 (8) is fixedly connected to the top of the screw 1 (7) at the top of the fixed bracket (2), and the driving end of the driver 1 (8) is fixedly connected to the top of the screw 1 (7), and a rotating motor (9) is fixedly connected to the center of the other sliding seat (3), and the driving end of the rotating motor (9) is fixedly connected to the shaft of the rotating seat (4).

2. The hot melt adhesive film laminating machine according to claim 1, characterized in that: The pressing and ironing assembly (5) comprises an electric heating plate (51), and the electric heating plate (51) is fixedly installed above the rotating seat (4).

3. The hot melt adhesive film laminating machine according to claim 2, characterized in that: The top of the electric heating plate (51) is fixedly connected with an ironing plate (52).

4. The hot melt adhesive film laminating machine according to claim 1, characterized in that: The pressing and ironing assembly (5) further comprises a heat insulating cover (53), wherein the heat insulating cover (53) is fixedly mounted on the top of the fixed bracket (2).

5. The hot melt adhesive film laminating machine according to claim 1, characterized in that: The extrusion assembly (6) comprises a U-shaped mounting seat (61), wherein the mounting seat (61) is fixedly mounted below the rotating seat (4), and pressure plates (62) are slidably connected to both sides of the mounting seat (61).

6. The hot melt adhesive film laminating machine according to claim 5, characterized in that: Both ends of the mounting seat (61) are respectively fixedly connected with electric push rods (63), and the driving end of the electric push rod (63) is fixedly connected to the pressing plate (62).

7. The hot melt adhesive film laminating machine according to claim 5, characterized in that: The extrusion assembly (6) further comprises a slide groove (64), wherein the slide groove (64) is provided on the surface of the mounting seat (61), an adjusting seat (65) is slidably connected inside the slide groove (64), a screw 2 (66) is threadedly connected at the center of the adjusting seat (65), one end of the mounting seat (61) is fixedly connected to a driver 2 (67), a driving end of the driver 2 (67) is fixedly connected to one end of the screw 2 (66), and the other end of the screw 2 (66) is rotatably connected to the mounting seat (61).

8. The hot melt adhesive film laminating machine according to claim 7, characterized in that: The two sides of the adjustment seat (65) are respectively fixedly connected with spring telescopic rods (68), the bottom of the spring telescopic rods (68) is fixedly connected with a U-shaped fixing frame (69), and the interior of the fixing frame (69) is rotatably connected with a pressure roller (610) via an axis.

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