Carbon fiber composite sheet hot press molding device

Abstract

The utility model discloses a carbon fiber composite sheet hot press molding device which comprises a device box body, two supporting plates are arranged at the bottom of an inner cavity of the device box body and extend out of the device box body, and the two supporting plates are symmetrically arranged on the two sides of the bottom of the device box body. A transmission chain is arranged in the supporting plate on the left side, sliding grooves are formed in the opposite sides of the two supporting plates, a lower pressing plate is slidably connected to the sliding grooves, a connecting rod is fixedly connected to the left side of the lower pressing plate, and the connecting rod extends into the supporting plate on the left side. According to the device, the sliding groove, the chain driving motor, the rolling shaft, the transmission chain and the connecting rod are arranged, the chain driving motor drives the rolling shaft to rotate and then drives the transmission chain to rotate, so that the connecting rod horizontally moves front and back, and then the lower pressing plate horizontally moves in the sliding groove; and the mold is driven to enter the device box body and move out of the device box body from the outside.

Description

Technical Field

[0001] The utility model relates to the technical field of hot pressing forming devices, in particular to a hot pressing forming device for a carbon fiber composite sheet. Background Art

[0002] Carbon fiber is one of the most excellent and widely used reinforcing materials in current advanced composite materials. In general carbon fiber composite sheet hot press molding equipment, the operator needs to stack the carbon fiber composite sheets pre-cut into a specific shape on a carrier to complete the feeding action, and then use the hydraulic cylinder to press the upper mold downward onto the carrier. At the same time, the heater located on the top of the upper mold is used to heat the carbon fiber composite sheet on the carrier to complete the hot press molding action. In this way, the carbon fiber composite sheet can be pressurized and heat-melted into a carbon fiber composite sheet.

[0003] The above-mentioned carbon fiber composite sheet hot pressing molding device, due to the narrow space of the hot pressing device, generally relies on manual labor to place the mold filled with carbon fiber material at a designated position and then take it out after hot pressing molding. After the mold is filled with carbon fiber material, the mass is very large, making each loading and unloading time-consuming and labor-intensive, thereby reducing work efficiency. Utility Model Content

[0004] The utility model aims to provide a carbon fiber composite sheet hot pressing molding device, which can slide out the mold that has been hot pressed through a slide table, and process the first mold while hot pressing the second mold, thereby saving manual handling time and wasted hot pressing time, and improving work efficiency.

[0005] The cam is provided with a plurality of support plates at the bottom, the support plates are provided with a plurality of support plates and are symmetrically arranged on the bottom two sides of the cam. A transmission chain is provided inside the left support plate, and slide grooves are provided on the opposite sides of the two support plates. A lower pressure plate is slidably connected to the slide groove, and a connecting rod is fixedly connected to the left side of the lower pressure plate. The connecting rod extends to the interior of the left support plate, and one end of the connecting rod is fixedly connected to the transmission chain. A lifting plate is provided on the top of the lower pressure plate, and limiting rods are fixedly connected to the two sides of the bottom surface of the lifting plate, and the limiting rod is slidably connected to the lower pressure plate. A threaded sleeve is fixedly connected to the middle part of the bottom surface of the lifting plate, and a threaded rod is threadedly connected to the inner wall of the threaded sleeve. A slide table is provided at the extending end of the support plate, and one end of the slide table is located above the support plate.

[0006] According to the carbon fiber composite sheet hot pressing forming device, rollers are fixedly connected to both ends of the transmission chain, and the rollers are rotatably connected to the left support plate. A driving end of a chain drive motor is fixedly connected to the roller at one end, and the chain drive motor is fixedly connected to the left support plate. The chain drive motor drives the rollers and the transmission chain to rotate, thereby realizing horizontal movement of the lower pressure plate.

[0007] According to the carbon fiber composite sheet hot pressing forming device, the threaded rod is slidably connected to the lower pressure plate, the bottom end of the threaded rod is fixedly connected to the driving end of the lifting drive motor, and the lifting drive motor is fixedly connected to the lower pressure plate, and the lifting plate is moved up and down by the lifting drive motor.

[0008] According to the carbon fiber composite sheet hot pressing forming device, a hydraulic cylinder is fixedly connected to the top of the inner cavity of the device box, an upper pressure plate is fixedly connected to the hydraulic end of the hydraulic cylinder, a heating plate is arranged inside the upper pressure plate, an exhaust fan is fixedly connected to the rear side of the upper pressure plate, and the exhaust fan absorbs the gas generated during the hot pressing process for centralized treatment.

[0009] According to the carbon fiber composite sheet hot pressing forming device, the shape of the lifting plate is set to be concave, and the middle parts of the lower pressing plate and the slide are both provided with grooves, which facilitate position restriction of the mold to be hot pressed.

[0010] According to the carbon fiber composite sheet hot pressing forming device, a plurality of support columns are fixedly connected to the bottom of the device box, and the support columns are flush with the bottom of the lower pressing plate. The support columns support the lower pressing plate during hot pressing.

[0011] The above scheme has the following beneficial effects:

[0012] 1. The utility model is provided with a slide, a chain drive motor, a roller, a transmission chain and a connecting rod. The chain drive motor drives the roller to rotate, and then drives the transmission chain to rotate, so that the connecting rod moves horizontally back and forth, and then the lower pressure plate moves horizontally in the slide, and drives the mold to enter and move out of the device box from the outside.

[0013] 2. The utility model is provided with a lifting drive motor, a lifting plate and a slide. The lifting drive motor is used to lift the lifting plate to be flush with the slide, and then the mold is pushed from the lifting plate into the slide, so that the mold is quickly pushed out and the next mold is hot-pressed, thereby improving work efficiency.

[0014] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1 This is a schematic diagram of the overall structure of a carbon fiber composite sheet hot pressing molding device of the utility model;

[0017] Figure 2 This is a front view of the internal structure of a carbon fiber composite sheet hot pressing molding device of the utility model;

[0018] Figure 3 This is a side view of the internal structure of a carbon fiber composite sheet hot pressing molding device of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of a lower pressing plate of a carbon fiber composite sheet hot pressing forming device of the utility model;

[0020] Figure 5 The utility model is a schematic diagram of the threaded rod structure of a carbon fiber composite sheet hot pressing forming device.

[0021] Legend:

[0022] 1. Device box; 2. Support plate; 3. Transmission chain; 4. Slide; 5. Lower pressure plate; 6. Connecting rod; 7. Lifting plate; 8. Limit rod; 9. Threaded sleeve; 10. Threaded rod; 11. Slide; 12. Roller; 13. Chain drive motor; 14. Lifting drive motor; 15. Hydraulic cylinder; 16. Upper pressure plate; 17. Heating plate; 18. Exhaust fan; 19. Groove; 20. Support column. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-5The utility model embodiment is a carbon fiber composite sheet hot pressing forming device, which includes: a device box 1, a support plate 2 is arranged at the bottom of the inner cavity of the device box 1, the support plate 2 supports the lower pressure plate 5, the support plate 2 extends out of the device box 1, the number of support plates 2 is two, and they are symmetrically arranged on both sides of the bottom of the device box 1, a transmission chain 3 is arranged inside the left support plate 2, the transmission chain 3 controls the front and rear horizontal movement of the lower pressure plate 5, both ends of the transmission chain 3 are fixedly connected with rollers 12, the chain drive motor 13 is started, the roller 12 is driven to rotate, and the transmission chain 3 is driven to rotate by the roller 12 , and the roller 12 is rotatably connected to the left support plate 2, a driving end of a chain drive motor 13 is fixedly connected to one end of the roller 12, and the chain drive motor 13 is fixedly connected to the left support plate 2, and slide grooves 4 are opened on the opposite sides of the two support plates 2, and the lower pressure plate 5 moves through the slide groove 4, and the lower pressure plate 5 is slidably connected to the slide groove 4. The lower pressure plate 5 is the lower support structure during the hot pressing process, and a connecting rod 6 is fixedly connected to the left side of the lower pressure plate 5, and the lower pressure plate 5 is fixed to the chain of the transmission chain 3 through the connecting rod 6. The connecting rod 6 extends to the inside of the left support plate 2, and one end of the connecting rod 6 is fixedly connected to the transmission chain 3.

[0025] A lifting plate 7 is provided on the top of the lower pressure plate 5. The lifting plate 7 can lift the mold and make it flush with the slide 11. Limit rods 8 are fixedly connected to both sides of the bottom surface of the lifting plate 7. The limit rods 8 are used to rotate during the rising process of the lifting plate 7, and the limit rods 8 are slidably connected to the lower pressure plate 5. A threaded sleeve 9 is fixedly connected to the middle part of the bottom surface of the lifting plate 7. The start of the lifting drive motor 14 will cause the threaded rod 10 to rotate, and then the threaded sleeve 9 will move up and down, thereby causing the lifting plate 7 to move up and down. A threaded rod 10 is threadedly connected on the inner wall of the threaded sleeve 9, and the threaded rod 10 is slidably connected to the lower pressure plate 5. The bottom end of the threaded rod 10 is fixedly connected to the driving end of the lifting drive motor 14, and the lifting drive motor 14 is fixedly connected to the lower pressure plate 5.

[0026] The extended end of the support plate 2 is provided with a slide 11, which is used to quickly move the mold from the lower pressing plate 5, and one end of the slide 11 is located above the support plate 2. A hydraulic cylinder 15 is fixedly connected to the top of the inner cavity of the device box 1, and the hydraulic cylinder 15 provides pressure for the hot pressing process. The hydraulic end of the hydraulic cylinder 15 is fixedly connected to an upper pressing plate 16, and a heating plate 17 is arranged inside the upper pressing plate 16. The heating plate 17 provides high temperature for the hot pressing process. An exhaust fan 18 is fixedly connected to the rear side of the upper pressing plate 16, and the exhaust fan 18 absorbs the waste generated during the hot pressing process for centralized treatment. The shape of the lifting plate 7 is set to be concave, which is convenient for limiting the mold and helps to slide the mold out of the slide 11. A groove 19 is provided in the middle of the lower pressing plate 5 and the slide 11. A plurality of support columns 20 are fixedly connected to the bottom of the device box 1, and the support columns 20 provide lower support force for the lower pressing plate 5, and the support columns 20 are flush with the bottom of the lower pressing plate 5.

[0027] Working principle: Place the lower mold on the lifting plate 7, fill the carbon fiber material and close the upper mold, then start the chain drive motor 13, move the lower pressure plate 5 back to the bottom of the upper pressure plate 16, start the hydraulic cylinder 15 for hot pressing, and the exhaust fan 18 moves downward with the upper pressure plate 16. The exhaust fan 18 absorbs the generated gas. After the hot pressing is completed, move the lower pressure plate 5 forward, and then start the lifting drive motor 14 to lift the lifting plate 7. At this time, the mold is pushed out and slides out of the groove 19 on the slide 11. At this time, hot pressing of the next mold is carried out. During the hot pressing process, the cooling of the previous mold is processed.

[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A carbon fiber composite sheet hot pressing molding device, comprising: The device box (1) is characterized in that a support plate (2) is provided at the bottom of the inner cavity of the device box (1), the support plate (2) extends out of the device box (1), the number of the support plates (2) is two, and they are symmetrically arranged on both sides of the bottom of the device box (1), a transmission chain (3) is provided inside the left support plate (2), and the two support plates (2) are provided with a slide groove (4) on the opposite sides, and a lower pressure plate (5) is slidably connected to the slide groove (4), and a connecting rod (6) is fixedly connected to the left side of the lower pressure plate (5), and the connecting rod (6) extends To the inside of the left support plate (2), and one end of the connecting rod (6) is fixedly connected to the transmission chain (3), a lifting plate (7) is arranged on the top of the lower pressure plate (5), and limiting rods (8) are fixedly connected to both sides of the bottom surface of the lifting plate (7), and the limiting rods (8) are slidably connected to the lower pressure plate (5), a threaded sleeve (9) is fixedly connected to the middle of the bottom surface of the lifting plate (7), and a threaded rod (10) is threadedly connected on the inner wall of the threaded sleeve (9), and a slide (11) is arranged at the extended end of the support plate (2), and one end of the slide (11) is located above the support plate (2).

2. The carbon fiber composite sheet hot pressing molding device according to claim 1, characterized in that: Both ends of the transmission chain (3) are fixedly connected to rollers (12), and the rollers (12) are rotationally connected to the left support plate (2); one end of the roller (12) is fixedly connected to the driving end of a chain drive motor (13), and the chain drive motor (13) is fixedly connected to the left support plate (2).

3. The carbon fiber composite sheet hot pressing molding device according to claim 1, characterized in that: The threaded rod (10) is slidably connected to the lower pressing plate (5), the bottom end of the threaded rod (10) is fixedly connected to the driving end of the lifting drive motor (14), and the lifting drive motor (14) is fixedly connected to the lower pressing plate (5).

4. The carbon fiber composite sheet hot pressing molding device according to claim 1, characterized in that: A hydraulic cylinder (15) is fixedly connected to the top of the inner cavity of the device box (1), an upper pressure plate (16) is fixedly connected to the hydraulic end of the hydraulic cylinder (15), a heating plate (17) is arranged inside the upper pressure plate (16), and an exhaust fan (18) is fixedly connected to the rear side of the upper pressure plate (16).

5. The carbon fiber composite sheet hot pressing molding device according to claim 1, characterized in that: The shape of the lifting plate (7) is set to be concave, and the middle parts of the lower pressing plate (5) and the sliding platform (11) are both provided with grooves (19).

6. The carbon fiber composite sheet hot pressing molding device according to claim 1, characterized in that: A plurality of support columns (20) are fixedly connected to the bottom of the device box (1), and the support columns (20) are flush with the bottom of the lower pressing plate (5).

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