Aluminum plastic film hot punching forming device

Abstract

The utility model discloses an aluminum-plastic film hot stamping forming device, which relates to the technical field of aluminum-plastic film hot stamping forming and comprises a lower stamping die and a limiting component, a mounting frame is arranged on the side edge of the lower stamping die, and the limiting component used for preventing wrinkles of an aluminum-plastic film from influencing forming is arranged at the upper end of the mounting frame. And the limiting assembly comprises an adjusting frame, a fastening roller, a top frame, a first hydraulic rod and a limiting plate, the fastening roller is installed at the end of the adjusting frame, the top frame is arranged on the side edge of the fastening roller, and the first hydraulic rod is installed at the lower end of the top frame. According to the aluminum plastic film hot punching forming device, the adjusting frame is driven by the motor to drive the fastening roller to rotate and adjust on the mounting frame, the fastening roller is driven by the motor to rotate to push the two sides of an aluminum plastic film piece outwards, so that the film piece is flat and straight, and the situation that the hot punching forming effect is affected by wrinkles is avoided; the first hydraulic rod controls lifting of the limiting plate through stretching out and drawing back, and the limiting plate and the mounting frame play a role in pressing and limiting the four corners of the abrasive disc.

Description

Technical Field

[0001] The utility model relates to the technical field of thermoforming of aluminum-plastic films, and specifically relates to a thermoforming device for aluminum-plastic films. Background Technique

[0002] Aluminum-plastic films are usually used for packaging products such as food and medicine that require high sealing performance, and have excellent barrier properties, corrosion resistance and mechanical properties. The thermoforming device for aluminum-plastic films is a special equipment for processing aluminum-plastic films. The thermoforming device for aluminum-plastic films can achieve efficient and stable forming operations during the production process, and is applicable to various high-demand packaging fields.

[0003] However, when the existing thermoforming device for aluminum-plastic films thermoforms the aluminum-plastic film, wrinkles are easily formed on the film, resulting in poor forming of the film product and affecting subsequent use.

[0004] Therefore, in view of this, research and improvement are carried out on the existing structure and deficiencies, and a thermoforming device for aluminum-plastic films is provided. Content of the Utility Model

[0005] The purpose of the utility model is to provide a thermoforming device for aluminum-plastic films to solve the problems raised in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A thermoforming device for aluminum-plastic films, including a lower punching die and a limiting component. An installation frame is arranged on the side of the lower punching die. The limiting component for preventing wrinkles of the aluminum-plastic film from affecting forming is arranged at the upper end of the installation frame, and the limiting component includes an adjusting frame, a fastening roller, a top frame, a hydraulic rod I and a limiting plate. The end of the adjusting frame is installed with a fastening roller, and a top frame is arranged on the side of the fastening roller. A hydraulic rod I is installed at the lower end of the top frame, and a limiting plate is installed at the output end of the hydraulic rod I.

[0007] Further, a hydraulic rod II is arranged at the lower end of the adjusting frame, and two groups of the adjusting frame and the hydraulic rod II are symmetrically arranged about the vertical central axis of the lower punching die.

[0008] Further, a forming groove is formed on the surface of the lower punching die, and an auxiliary component for preheating the die is arranged inside the lower punching die.

[0009] Further, the lower end of the lower punching die is connected to a frame, and a cooling port is formed on the rear surface of the frame.

[0010] Further, a hydraulic cylinder is installed at the top of the frame, and an upper punching die is installed at the output end of the hydraulic cylinder.

[0011] Further, a filter pocket is installed inside the cooling port, and a heat dissipation fan is arranged at the rear side of the filter pocket.

[0012] Furthermore, the auxiliary component includes a liquid inlet and outlet, a side groove and a central groove, and the end of the liquid inlet and outlet is connected to the side groove, and the middle of the side groove is provided with a central groove.

[0013] Furthermore, the liquid inlet and outlet and the side grooves are an integrated structure, and four side grooves are arranged in a circular distribution about the center point of the central groove.

[0014] The utility model provides an aluminum-plastic film hot stamping forming device, which has the following beneficial effects:

[0015] 1. The utility model drives the fastening roller to rotate and adjust on the mounting frame through the adjustment frame driven by the motor. After being driven by the motor, the fastening roller rotates to push the two sides of the aluminum-plastic film diaphragm outward, so that the diaphragm is guaranteed to be flat and straight, and wrinkles are avoided to affect the hot stamping forming effect. The hydraulic rod controls the lifting and lowering of the limit plate through telescopic movement, and the limit plate and the mounting frame play a role in suppressing and limiting the four corners of the grinding plate.

[0016] 2. The utility model controls the lifting and lowering adjustment of the limit assembly through the telescopic control of the second hydraulic rod, so that the membrane body can fit more closely with the lower punch die and is also convenient for membrane forming. The filter pocket filters the airflow output by the cooling fan to avoid blowing dust onto the surface of the membrane when the membrane is cooled. The liquid inlet and outlet are used for the entry and exit of preheating liquid and cooling liquid. The side grooves play a role in emphasizing the preheating of the sides of the membrane body during stamping to avoid rupture caused by uneven softening of the sides of the membrane body during stamping. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall front structure of an aluminum-plastic film hot stamping forming device of the utility model;

[0018] Figure 2 This is a schematic diagram of the overall rear view structure of an aluminum-plastic film hot stamping forming device of the utility model;

[0019] Figure 3 The utility model is a schematic diagram of the cross-sectional structure of an auxiliary component of an aluminum-plastic film hot stamping forming device.

[0020] In the figure: 1. lower punch; 2. mounting frame; 3. limit assembly; 301. adjustment frame; 302. fastening roller; 303. top frame; 304. hydraulic rod one; 305. limit plate; 4. forming groove; 5. frame; 6. cooling port; 7. hydraulic cylinder; 8. upper punch; 9. filter pocket; 10. cooling fan; 11. auxiliary assembly; 1101. liquid inlet and outlet; 1102. side groove; 1103. center groove; 12. hydraulic rod two. DETAILED DESCRIPTION

[0021] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0022] like Figure 1 As shown, an aluminum-plastic film hot stamping forming device includes a lower punch die 1 and a limiting assembly 3. A mounting frame 2 is arranged on the side of the lower punch die 1. The limiting assembly 3 for preventing the wrinkles of the aluminum-plastic film from affecting the forming is arranged at the upper end of the mounting frame 2, and the limiting assembly 3 includes an adjusting frame 301, a fastening roller 302, a top frame 303, a hydraulic rod 304 and a limiting plate 305. A fastening roller 302 is installed at the end of the adjusting frame 301. The adjusting frame 301 drives the fastening roller 302 to rotate and adjust on the mounting frame 2 under the drive of the motor, and a top frame 303 is arranged on the side of the fastening roller 302. After being driven by the motor, the fastening roller 302 rotates to push the two sides of the aluminum-plastic film diaphragm outward, so that the diaphragm is guaranteed to be flat and straight, and the wrinkles are prevented from affecting the hot stamping. Molding effect, a hydraulic rod 304 is installed at the lower end of the top frame 303, and the hydraulic rod 304 controls the lifting and lowering of the limit plate 305 by telescopic control, and the output end of the hydraulic rod 304 is installed with the limit plate 305, the limit plate 305 and the mounting frame 2 play a role of suppressing and limiting the four corners of the grinding sheet, and a hydraulic rod 2 12 is arranged at the lower end of the adjusting frame 301, and the telescopic control of the hydraulic rod 2 12 controls the lifting and lowering adjustment of the limit assembly 3, so that the film body can be more closely fitted with the lower punch 1 and it is also convenient to form the film, and the adjusting frame 301 and the hydraulic rod 2 12 are symmetrically arranged in two groups about the vertical center axis of the lower punch 1, a molding groove 4 is provided on the surface of the lower punch 1, the lower end of the lower punch 1 is connected to a frame 5, and a cooling port 6 is provided on the rear surface of the frame 5.

[0023] like Figure 2 As shown, a hydraulic cylinder 7 is installed on the top of the frame 5, and an upper punch die 8 is installed on the output end of the hydraulic cylinder 7. A filter pocket 9 is installed inside the cooling port 6. The filter pocket 9 filters the airflow output by the heat dissipation fan 10 to prevent dust from being blown to the surface of the diaphragm when cooling the diaphragm, and a heat dissipation fan 10 is arranged on the rear side of the filter pocket 9.

[0024] like Figure 3 As shown, the interior of the lower punch 1 is provided with an auxiliary component 11 for preheating the mold, and the auxiliary component 11 includes a liquid inlet and outlet 1101, a side groove 1102 and a center groove 1103, and the end of the liquid inlet and outlet 1101 is connected to the side groove 1102, the liquid inlet and outlet 1101 and the side groove 1102 are an integrated structure, and four side grooves 1102 are arranged in a ring distribution about the center point of the center groove 1103, the liquid inlet and outlet 1101 is used for the entry and exit of preheating liquid and cooling liquid, and the middle part of the side groove 1102 is provided with a center groove 1103, and the side groove 1102 plays a role in emphasizing the temperature preheating on the sides of the film to be stamped, so as to avoid rupture caused by uneven softening of the sides of the film during stamping.

[0025] In summary, for the aluminum-plastic film thermoforming device, first, according to the structure shown in Figures 1 - 3 , lay the aluminum-plastic film to be stamped flat, place its two sides on the mounting frame 2 respectively, and control the motor on the side of the adjusting frame 301 to rotate, thereby driving the fastening roller 302 to rotate to the upper end of the film, and continuously rotate the fastening roller 302 driven by the motor to push the two sides of the aluminum-plastic film outward, so that the film is kept flat and straight, avoiding wrinkles from affecting the thermoforming effect. After preliminary flattening, control the hydraulic rod 304 to lower the limiting plate 305, so that the four groups of limiting plates 305 and the mounting frame 2 play a role in pressing and limiting the four corners of the grinding piece. At the same time, input preheating liquid into the side groove 1102 and the central groove 1103 through the liquid inlet and outlet 1101, so that the side groove 1102 plays a role in focusing on heating and preheating the side of the film body during stamping, avoiding rupture caused by uneven softening of the side of the film body during stamping. During thermoforming of the film, control the hydraulic rod 12 to contract so that the limiting component 3 with the film moves downward as a whole, so that the lower surface of the film fits onto the lower die 1. During stamping, the hydraulic cylinder 7 extends to drive the upper die 8 to move downward to stamp the aluminum-plastic film into shape. After forming, input cooling liquid into the side groove 1102 and the central groove 1103 through the liquid inlet and outlet 1101. At the same time, control the hydraulic rod 12 to extend to drive the limiting component 3 and the formed film to move out of the die. At the same time, turn on the cooling fan 10, and the filter pocket 9 filters the air flow output by the cooling fan 10, avoiding blowing dust onto the surface of the film during subsequent cooling of the film.

[0026] The embodiments of the present invention are given for purposes of illustration and description, and are not exhaustive or limit the present invention to the disclosed form. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are chosen and described in order to better explain the principles of the present invention and its practical application, and to enable those of ordinary skill in the art to understand the present invention and design various embodiments with various modifications suitable for specific purposes.

Claims

1. An aluminum-plastic film hot stamping forming device, comprising a lower stamping die (1) and a limiting component (3), characterized in that, An installation frame (2) is arranged on the side of the lower punching die (1), and the limiting component (3) for preventing the wrinkles of the aluminum-plastic film from affecting the forming is arranged at the upper end of the installation frame (2). The limiting component (3) includes an adjusting frame (301), a fastening roller (302), a top frame (303), a first hydraulic rod (304) and a limiting plate (305). The fastening roller (302) is installed at the end of the adjusting frame (301), and a top frame (303) is arranged on the side of the fastening roller (302). The first hydraulic rod (304) is installed at the lower end of the top frame (303), and the limiting plate (305) is installed at the output end of the first hydraulic rod (304).

2. The aluminum-plastic film thermoforming device according to claim 1, wherein, A second hydraulic rod (12) is arranged at the lower end of the adjusting frame (301), and two groups of the adjusting frame (301) and the second hydraulic rod (12) are symmetrically arranged about the vertical central axis of the lower punching die (1).

3. The aluminum-plastic film thermoforming device according to claim 1, characterized in that, A forming groove (4) is formed on the surface of the lower punching die (1), and an auxiliary component (11) for preheating the die is arranged inside the lower punching die (1).

4. The aluminum-plastic film thermoforming device according to claim 1, characterized in that, The lower end of the lower punching die (1) is connected to a machine frame (5), and a cooling port (6) is formed on the rear surface of the machine frame (5).

5. The aluminum-plastic film thermoforming device according to claim 4, characterized in that, A hydraulic cylinder (7) is installed at the top of the machine frame (5), and an upper punching die (8) is installed at the output end of the hydraulic cylinder (7).

6. The aluminum-plastic film thermoforming device according to claim 4, wherein A filter pocket (9) is installed inside the cooling port (6), and a heat dissipation fan (10) is arranged at the rear of the filter pocket (9).

7. The aluminum-plastic film thermoforming device according to claim 3, characterized in that, The auxiliary component (11) includes a liquid inlet and outlet (1101), a side groove (1102) and a central groove (1103). The liquid inlet and outlet (1101) is connected to the side groove (1102) at its end, and the central groove (1103) is arranged in the middle of the side groove (1102).

8. The aluminum-plastic film thermoforming device according to claim 7, characterized in that, The liquid inlet and outlet (1101) and the side groove (1102) are of an integrated structure, and four side grooves (1102) are annularly distributed about the center point of the central groove (1103).

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