PET (Polyethylene Terephthalate) film composite hot press

Abstract

The utility model relates to the field of machinery, and discloses a PET (Polyethylene Terephthalate) film composite hot press. The device comprises a supporting cooling structure, a supporting table, a lower mold and a supporting vertical rod, an upper supporting plate is fixedly connected to the upper end of the supporting vertical rod, and a detachable upper mold structure is arranged at the lower end of the upper supporting plate; the detachable upper die structure comprises a supporting pressing plate, the upper end of the upper supporting plate is fixedly connected with a hydraulic cylinder, the output end of the lower end of the hydraulic cylinder is fixedly connected with the upper end of the supporting pressing plate, and an upper die is arranged at the lower end of the supporting pressing plate. And meanwhile, the upper die can be taken out in a single end mode, the connecting sliding plate at the upper end of the replaced upper die slides into a supporting pressing plate, the scraper is driven by a reset spring to penetrate through the connecting sliding plate to slide into the concave block, the scraper is supported, and therefore the upper die can be replaced.

Description

Technical Field

[0001] The present application belongs to the field of mechanical technology, and specifically relates to a PET film composite hot press. Background Art

[0002] Composite hot press is a kind of equipment used to process composite materials, usually used to manufacture high-performance composite products, such as carbon fiber composite parts, glass fiber composites, etc. This machine combines different types of materials (usually resin and fiber) under high temperature and high pressure to form a strong overall structure;

[0003] A search of the patent document CN 109834352 A discloses a composite hot press comprising a handle, a motor box, an upper mold, a lower mold, a bracket, a hydraulic cylinder, a composite brake, wheels, pipes, and a switch. The switch is mounted on the upper left side of the motor box, the bracket is mounted on the motor box, the upper mold is mounted on the bracket, the lower mold is mounted on the motor box, the hydraulic cylinder is mounted on the bracket, a pipe connects the motor box and the hydraulic cylinder, the wheel is mounted below the motor box, and the composite brake is mounted inside the wheel. The beneficial effects of the present invention are as follows: the present invention has a reasonable design and a simple structure. The provision of an insulating rubber layer on the handle significantly reduces the risk of electric shock and improves safety. The addition of wheels makes the movement and handling of the machine more convenient and quick. The composite brake can stop the moving machine in a timely manner and can secure the wheels, allowing the machine to operate normally.

[0004] However, the inventors have discovered that this technical solution still has at least the following defects:

[0005] The device is in an integrated shape, and the upper mold is easily damaged after long-term heating and pressing. When the mold needs to be replaced, it is inconvenient. Utility Model Content

[0006] The purpose of this application is to provide a PET film composite hot press in order to solve the above-mentioned problems.

[0007] The technical solution adopted in this application is as follows: A PET film composite hot press comprises a support cooling structure, wherein the support cooling structure comprises a support frame, a transverse support plate is fixedly connected to the relative inner side of the support frame, the upper end of the transverse support plate is fixedly connected to a cooling box, the upper end of the support frame is fixedly connected to a support platform, the upper end of the support platform is provided with a lower mold, the four corners of the upper end of the support platform are fixedly connected to support vertical rods, the upper ends of the support vertical rods are fixedly connected to the upper support plate, and the lower end of the upper support plate is provided with a detachable upper membrane structure; the detachable upper membrane structure comprises a support pressure plate, the upper end of the upper support plate is fixedly connected to a hydraulic cylinder, the lower end output end of the hydraulic cylinder is fixedly connected to the upper end of the support pressure plate, and the lower end of the support pressure plate is provided with an upper mold.

[0008] By adopting the above technical solution, a water inlet is provided at the rear end of the cooling box, a circulating water pump is provided inside the cooling box, and the circulating water pump is connected to the inlet and outlet pipes. The cooling water inside the cooling box is transported to the inside of the lower mold through the water inlet pipe, and the cooling water inside the lower mold is recovered through the outlet pipe, so that the material after hot pressing can be quickly cooled.

[0009] In a preferred embodiment, the upper end of the upper mold is fixedly connected to a connecting slide, the upper end of the connecting slide is rotatably connected to a support block, and the upper end of the supporting pressure plate is penetrated by a hole for the connecting slide to slide.

[0010] By adopting the above technical solution, after the connecting slide plate is passed through the hole, the rotating support block can support the connecting slide plate through the support block.

[0011] In a preferred embodiment, a concave block is fixedly connected to the relatively inner side of the support pressure plate, a scraper slides through the middle ends of both sides of the connecting slide, an anti-slip block is fixedly connected to the relatively inner side of the scraper, a pull rod is fixedly connected to the upper end of the scraper, a reset spring is fixedly connected to the relatively inner side of the anti-slip block, and a support limit plate is fixedly connected to the relatively inner side of the reset spring.

[0012] By adopting the above technical solution, the scraper penetrates the connecting slide plate and slides into the interior of the concave block to connect the slide plate for support.

[0013] In a preferred embodiment, the upper and lower ends of the relatively inner sides of the anti-slip block are fixedly connected to a limiting slide rod, and the relatively inner sides of the support limiting plate are provided with a limiting slide groove for the limiting slide rod to slide.

[0014] By adopting the above technical solution, the sliding of the limiting sliding rod and the limiting sliding groove can limit the position of the movement of the scraper.

[0015] In a preferred embodiment, the upper end of the support pressure plate is provided with a transverse sliding groove for the sliding of the pull rod, the upper end of the support pressure plate is fixedly connected to an auxiliary support rod, the auxiliary support rod is slidably connected to the upper support plate, and the outer end of the auxiliary support rod located at the lower end of the upper support plate is provided with a second return spring, the lower end of the second return spring is fixedly connected to the upper end of the support pressure plate, and the upper end of the second return spring is fixedly connected to the upper support plate.

[0016] By adopting the above technical solution, sliding the pull rod inward can drive the scraper away from the connecting slide, thereby facilitating the removal and replacement of the upper mold.

[0017] In a preferred embodiment, the left side of the support pressure plate is fixedly connected to a fixed block, the left side of the fixed block is fixedly connected to a connecting block, the connecting block is slidably connected to the support vertical rod, the outer end of the support vertical rod is fixedly connected to a limiting plate, and the upper end of the limiting plate is fixedly connected to a pressure sensor.

[0018] By adopting the above technical solution, the lower end of the connecting block is at the same level as the lower end of the upper mold. When the upper mold and the lower mold are pressed against each other, the pressure of the upper mold can be controlled by adjusting the bearing pressure of the pressure sensor.

[0019] In summary, due to the adoption of the above technical solution, the beneficial effects of this application are:

[0020] In this application, when the upper mold needs to be replaced after long-term hot pressing, the support block is rotated, and the scraper is driven away from the concave block and the connecting slide through the sliding rod. At the same time, the upper mold can be taken out at one end, and then the connecting slide at the upper end of the replaced upper mold is slid into the supporting pressure plate, and then the return spring drives the scraper to pass through the connecting slide and slide into the interior of the concave block to support the scraper, so that the upper mold can be replaced. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the structure of this application;

[0022] Figure 2 A schematic diagram of the internal structure of this application;

[0023] Figure 3 For this application Figure 1 Enlarged view of point A.

[0024] Markings in the figure: 1, support cooling structure; 101, support frame; 102, horizontal support

[0025] Support plate; 103, cooling box; 2, support table; 3, lower mold; 4, removable

[0026] Upper membrane structure; 401, support plate; 402, hydraulic cylinder; 403, upper mold;

[0027] 404, connecting slide; 405, supporting block; 406, concave block; 407, scraper;

[0028] 408, pull rod; 409, anti-drop block; 410, return spring; 411, limit slide

[0029] Rod; 412, limit slide; 5, auxiliary support rod; 6, return spring 2; 7,

[0030] Fixed block; 8, support vertical rod; 9, connecting block; 10, limit plate; 11, pressure

[0031] Force sensor. DETAILED DESCRIPTION

[0032] To make the purpose, technical solutions, and advantages of the embodiments of this application more clear, the technical solutions in the embodiments of this application will be clearly and completely described below in conjunction with the embodiments of this application. Obviously, the described embodiments are part of the embodiments of this application, not all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of this application.

[0033] Example:

[0034] Reference Figure 1-3 A PET film composite hot press comprises a support cooling structure 1, the support cooling structure 1 comprises a support frame 101, a transverse support plate 102 is fixedly connected to the relative inner side of the support frame 101, the upper end of the transverse support plate 102 is fixedly connected to a cooling box 103, the upper end of the support frame 101 is fixedly connected to a support platform 2, the upper end of the support platform 2 is provided with a lower mold 3, the four corners of the upper end of the support platform 2 are fixedly connected to support vertical rods 8, the upper end of the support vertical rods 8 is fixedly connected to the upper support plate, and the lower end of the upper support plate is provided with a detachable upper membrane structure 4; the detachable upper membrane structure 4 includes a support plate 401, the upper end of the upper support plate is fixedly connected to a hydraulic cylinder 402, the lower end output end of the hydraulic cylinder 402 is fixedly connected to the upper end of the support plate 401, and the lower end of the support plate 401 is provided with an upper mold 403. The rear end of the cooling box 103 is provided with a water inlet, and the interior of the cooling box 103 is provided with a circulating water pump connected to an inlet and outlet pipe. The cooling water inside the cooling box 103 is transported to the interior of the lower mold 3 through the water inlet pipe, and then the cooling water inside the lower mold 3 is recovered through the outlet pipe, so that the material after hot pressing can be quickly cooled.

[0035] Reference Figure 1-3The upper end of the upper mold 403 is fixedly connected to a connecting slide 404, and the upper end of the connecting slide 404 is rotatably connected to a support block 405. The upper end of the support pressure plate 401 is penetrated by a hole for the connecting slide 404 to slide. After the connecting slide 404 is passed through the hole, the supporting block 405 can be rotated to support the connecting slide 404 through the support block 405.

[0036] Reference Figure 1-3 , the inner side of the support pressure plate 401 is fixedly connected with a concave block 406, and the middle ends of the two sides of the connecting slide 404 are penetrated and slid with scrapers 407, the inner side of the scraper 407 is fixedly connected with an anti-slip block 409, the upper end of the scraper 407 is fixedly connected with a pull rod 408, the inner side of the anti-slip block 409 is fixedly connected with a return spring 410, and the inner side of the return spring 410 is fixedly connected with a support limit plate. The scraper 407 penetrates the connecting slide 404 and slides into the interior of the concave block 406 to connect the slide 404 for support

[0037] Reference Figure 1-3 The upper and lower ends of the relatively inner sides of the anti-slip block 409 are fixedly connected to the limiting slide rod 411, and the relatively inner side of the support limiting plate is provided with a limiting slide groove 412 for the limiting slide rod 411 to slide. The sliding of the limiting slide rod 411 and the limiting slide groove 412 can limit the position of the movement of the scraper 407.

[0038] Reference Figure 1-3 The upper end of the support pressing plate 401 is provided with a horizontal sliding groove for the pull rod 408 to slide, and the upper end of the support pressing plate 401 is fixedly connected with an auxiliary support rod 5, and the auxiliary support rod 5 is slidably connected to the upper support plate. The outer end of the auxiliary support rod 5 located at the lower end of the upper support plate is provided with a return spring 26, and the lower end of the return spring 26 is fixedly connected to the upper end of the support pressing plate 401, and the upper end of the return spring 26 is fixedly connected to the upper support plate. Sliding the pull rod 408 inward can drive the scraper 407 away from the connecting slide 404, thereby facilitating the removal and replacement of the upper mold 403.

[0039] Reference Figure 1-3 The left side of the support plate 401 is fixedly connected to a fixed block 7, the left side of the fixed block 7 is fixedly connected to a connecting block 9, the connecting block 9 is slidably connected to the support vertical rod 8, the outer end of the support vertical rod 8 is fixedly connected to a limiting plate 10, the upper end of the limiting plate 10 is fixedly connected to a pressure sensor 11, the lower end of the connecting block 9 is at the same level as the lower end of the upper mold 403, when the upper mold 403 is pressed against the lower mold 3, the pressure of the upper mold 403 can be controlled by adjusting the bearing pressure of the pressure sensor 11.

[0040] The implementation principle of the embodiment of the PET film composite hot press of the present application is as follows:

[0041] The support plate 401 is driven downward by the hydraulic cylinder 402, so that the upper mold 403 and the lower mold 3 are hot-pressed. During hot pressing, the pressure of the upper mold 403 and the lower mold 3 can be adjusted by the pressure sensing of the connecting block 9 and the pressure sensor 11 at the same level as the bottom end of the upper mold 403. When the upper mold 403 needs to be replaced after long-term hot pressing, the support block 405 is rotated, and the scraper 407 is driven away from the concave block 406 and the connecting slide 404 by the sliding rod 408. At the same time, the upper mold 403 can be taken out at one end, and then the connecting slide 404 at the upper end of the replaced upper mold 403 is slid into the support plate 401, and then the return spring 410 drives the scraper 407 to pass through the connecting slide 404 and slide into the interior of the concave block 406 to support the scraper 407, so that the upper mold 403 can be replaced.

[0042] The above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit them. Although the present application has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A PET film composite hot press, comprising a support cooling structure (1), characterized in that: The support cooling structure (1) comprises a support frame (101), a transverse support plate (102) is fixedly connected to the inner side of the support frame (101), the upper end of the transverse support plate (102) is fixedly connected to a cooling box (103), the upper end of the support frame (101) is fixedly connected to a support platform (2), the upper end of the support platform (2) is provided with a lower mold (3), the four corners of the upper end of the support platform (2) are fixedly connected to support vertical rods (8), the upper end of the support vertical rods (8) is fixedly connected to an upper support plate, and the lower end of the upper support plate is provided with a detachable upper membrane structure (4); The detachable upper membrane structure (4) comprises a supporting plate (401), the upper end of the upper supporting plate is fixedly connected to a hydraulic cylinder (402), the lower end output end of the hydraulic cylinder (402) is fixedly connected to the upper end of the supporting plate (401), and the lower end of the supporting plate (401) is provided with an upper mold (403).

2. A PET film composite hot press as claimed in claim 1, characterized in that: The upper end of the upper mold (403) is fixedly connected to a connecting slide plate (404), the upper end of the connecting slide plate (404) is rotatably connected to a supporting block (405), and the upper end of the supporting pressing plate (401) is penetrated by a hole for the connecting slide plate (404) to slide.

3. A PET film composite hot press as claimed in claim 2, characterized in that: A concave block (406) is fixedly connected to the inner side of the supporting pressure plate (401), a scraper (407) is slidably passed through the middle ends of both sides of the connecting slide plate (404), an anti-slip block (409) is fixedly connected to the inner side of the scraper (407), a pull rod (408) is fixedly connected to the upper end of the scraper (407), a return spring (410) is fixedly connected to the inner side of the anti-slip block (409), and a support limit plate is fixedly connected to the inner side of the return spring (410).

4. A PET film composite hot press as claimed in claim 3, characterized in that: The upper and lower ends of the relatively inner sides of the anti-slip block (409) are fixedly connected to a limiting slide bar (411), and the relatively inner side of the supporting limiting plate is provided with a limiting slide groove (412) for the limiting slide bar (411) to slide.

5. A PET film composite hot press as claimed in claim 4, characterized in that: The upper end of the support pressure plate (401) is provided with a transverse sliding groove for the pulling rod (408) to slide, and the upper end of the support pressure plate (401) is fixedly connected with an auxiliary support rod (5), and the auxiliary support rod (5) is slidably connected to the upper support plate. The outer end of the auxiliary support rod (5) located at the lower end of the upper support plate is provided with a return spring 2 (6), and the lower end of the return spring 2 (6) is fixedly connected to the upper end of the support pressure plate (401), and the upper end of the return spring 2 (6) is fixedly connected to the upper support plate.

6. A PET film composite hot press as claimed in claim 1, characterized in that: The left side of the support pressure plate (401) is fixedly connected to a fixed block (7), the left side of the fixed block (7) is fixedly connected to a connecting block (9), the connecting block (9) is slidably connected to the support vertical rod (8), the outer end of the support vertical rod (8) is fixedly connected to a limit plate (10), and the upper end of the limit plate (10) is fixedly connected to a pressure sensor (11).

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