阅读说明：本技术 一种碳纤维笔记本电脑外壳的覆膜装置及其方法 (Carbon fiber film laminating device and method for notebook computer shell ) 是由 高峰 于 2020-06-12 设计创作，主要内容包括：本发明涉及一种碳纤维笔记本电脑外壳的覆膜装置及其方法,该装置包括：覆膜机构,其设置于水平面上,其包括固定治具、密封罩以及红外加热设备,密封罩覆盖固定治具及红外加热设置,使覆膜机构形成一密闭的型腔室,其中,型腔室的中间区域设置一层装饰薄膜；调节机构,其设置于覆膜机构的一侧,其包括真空负压罐、压缩气体罐以及转换阀,真空负压罐及压缩气体罐分别以抽真空及压缩气体的形式进行覆膜作业,利用本发明的碳纤维笔记本电脑外壳的覆膜装置及其方法不仅解决油漆喷涂方式产生的喷涂颜色单一和无法多个产品的多色图案成型的问题,实现多个产品同时覆膜成型,贴覆不同的装饰薄膜,还大大提高了产品的生产效率。(The invention relates to a carbon fiber film covering device and a method for a notebook computer shell, wherein the device comprises the following components: the laminating mechanism is arranged on a horizontal plane and comprises a fixing jig, a sealing cover and infrared heating equipment, wherein the sealing cover covers the fixing jig and the infrared heating equipment, so that the laminating mechanism forms a closed cavity, and a decorative film layer is arranged in the middle area of the cavity; the film coating device and the method for the carbon fiber notebook computer shell solve the problems that the spraying color generated by a paint spraying mode is single and the multi-color patterns of a plurality of products cannot be formed, realize the simultaneous film coating forming of the plurality of products, paste different decorative films and greatly improve the production efficiency of the products.)

1. The utility model provides a tectorial membrane device of carbon fiber notebook computer shell which characterized in that includes:

the laminating mechanism is arranged on a horizontal plane and comprises a fixing jig, a sealing cover and infrared heating equipment, wherein the fixing jig is arranged in a lower layer area of the sealing cover, the infrared heating equipment is arranged above the fixing jig, the infrared heating equipment is arranged in an upper layer area of the sealing cover, and the sealing cover covers the fixing jig and the infrared heating equipment to enable the laminating mechanism to form a closed cavity, wherein a decorative film is arranged in the middle area of the cavity;

the adjustment mechanism, adjustment mechanism set up in one side of tectorial membrane mechanism, adjustment mechanism includes vacuum negative pressure jar, compressed gas jar and change-over valve, the vacuum negative pressure jar reaches the compressed gas jar is connected respectively the change-over valve, the change-over valve is connected tectorial membrane mechanism, the vacuum negative pressure jar reaches the compressed gas jar carries out the tectorial membrane operation of product with evacuation and compressed gas's form respectively.

2. The carbon fiber film covering device for a notebook computer case according to claim 1, wherein the decoration film is cut according to the size of the notebook computer case, and the decoration film is kept in a stretched state.

3. The carbon fiber film covering device for the notebook computer shell as claimed in claim 1, wherein the closed cavity is divided into an upper cavity and a lower cavity, the fixing jig is located in the lower cavity, and the infrared heating device is located in the upper cavity.

4. The carbon fiber film covering device for the notebook computer shell is characterized in that when the sealing cover is closed and sealed, the film covering mechanism is vacuumized, namely the upper chamber and the lower chamber are both in a vacuum state, and the vacuum is between-1 KPa and-5 KPa.

5. The carbon fiber film covering device for the notebook computer shell as claimed in claim 1, wherein the heating temperature of the infrared heating device is increased at a rate of 5 ℃/s to 20 ℃/s, the pressurization rate of the compressed gas tank is 30 to 60KPa/s, when the upper chamber is switched from a vacuum state to a high-pressure gas compression state, the pressure of the upper chamber is 300 to 350KPa, and simultaneously, the lower chamber is kept at a negative pressure state.

6. The carbon fiber film covering device for the notebook computer casing as recited in claim 1, wherein the upper chamber is switched to a high pressure gas compression state and then is kept in a constant pressure state for a certain time, and the certain time is 10-30 seconds.

7. A film coating method for a carbon fiber notebook computer shell is characterized by comprising the following steps:

(1) fixing the carbon fiber notebook computer shell needing to be coated with the film on a jig;

(2) cutting the decorative film according to the size of the shell, and keeping the film in a stretched state;

(3) the sealing cover is closed to form a closed cavity chamber;

(4) the upper chamber and the lower chamber are vacuumized, the vacuum is between-1 KPa and-5 KPa, and the infrared heating equipment is started;

(5) adjusting the power of infrared heating equipment, controlling the heating speed to be between 5 ℃/s and 20 ℃/s, heating the film, softening the film, and stopping infrared heating;

(6) the fixed jig is jacked up, and the product jacks up the thin film;

(7) the upper chamber is switched to a high-pressure gas compression state from a vacuum state, constant pressure is kept for 10-30 seconds, and the film is fully transcribed on the surface of the product;

(8) breaking vacuum and relieving pressure to finish product film coating;

(9) withdrawing the jig, taking out the product, and removing the redundant film;

(10) and (5) circulating operation.

8. The carbon fiber film covering device for the notebook computer shell as recited in claim 1, wherein the specific step of step (4) is that when the sealing cover is closed and sealed, the film covering mechanism is vacuumized, that is, the upper chamber and the lower chamber are both in a vacuum state, the vacuum state is between-1 KPa and-5 KPa, and then the infrared heating device is turned on to heat and soften the film.

9. The carbon fiber film covering device for the notebook computer case as claimed in claim 1, wherein the pressurizing speed of the compressed gas tank is between 30 and 60 KPa/s.

10. The carbon fiber film covering device for the notebook computer casing, according to claim 1, wherein in the step (7), when the upper chamber is switched from a vacuum state to a high-pressure gas compression state, the pressure of the upper chamber is 300 to 350KPa, and simultaneously, the lower chamber is kept in a negative pressure state.

[ technical field ] A method for producing a semiconductor device

The invention relates to the technical field of product surface coating, in particular to a carbon fiber coating device and method for a notebook computer shell.

[ background of the invention ]

With the development of electronic and electrical devices and information devices such as notebook computers, tablet notebooks, cellular phones, portable information terminals, and cameras, there is a strong demand in the market for thin and lightweight products. Light and thin products require thin walls and light weight of the outer shell or inner member constituting the product, and also require high strength and high rigidity. The carbon fiber composite material has the advantages of light weight, high strength and modulus, chemical corrosion resistance, fatigue resistance, easy integral forming and the like, and is widely applied to manufacturing products of war industry, airplanes, automobiles, wind power and the like. Carbon fiber composite materials are also used for the production of housings for electronic and electrical devices and information devices such as notebook computers, tablet notebooks, cellular phones, portable information terminals, and cameras because of their excellent mechanical properties, and they have the effect of making the housings thin and reducing the weight of the devices.

At present, a production workshop uses carbon fiber composite materials to prepare and form a notebook computer shell, and the surface treatment method for the notebook computer shell adopts a paint spraying mode at the present stage to perform surface spraying on the notebook computer shell, so that the market demand is met, however, the paint spraying mode easily causes single spraying color, cannot perform multi-color pattern forming of a plurality of products, and does not accord with the development direction of the current market, thereby reducing the production efficiency of the notebook computer shell.

In view of the above, there is a need for a carbon fiber film covering device and method for a notebook computer case, so as to solve the problems that the spraying color generated by the existing paint spraying method is single, the multi-color pattern formation of multiple products cannot be achieved, and the production efficiency of the notebook computer case is reduced.

[ summary of the invention ]

The invention aims to provide a carbon fiber film laminating device and a carbon fiber film laminating method for a notebook computer shell, and aims to solve the problems that the spraying color generated by the existing paint spraying mode is single, the multi-color pattern forming of a plurality of products cannot be realized, and the production efficiency of the notebook computer shell is reduced.

In order to achieve the above object, the present invention provides a carbon fiber film covering device for a notebook computer case, wherein a material prepared from the notebook computer case is a thermoplastic carbon fiber composite material, and the carbon fiber film covering device for the notebook computer case comprises:

the laminating mechanism is arranged on a horizontal plane and comprises a fixing jig, a sealing cover and infrared heating equipment, wherein the fixing jig is arranged in a lower layer area of the sealing cover, the infrared heating equipment is arranged above the fixing jig, the infrared heating equipment is arranged in an upper layer area of the sealing cover, and the sealing cover covers the fixing jig and the infrared heating equipment to enable the laminating mechanism to form a closed cavity, wherein a decorative film is arranged in the middle area of the cavity;

the adjustment mechanism, adjustment mechanism set up in one side of tectorial membrane mechanism, adjustment mechanism includes vacuum negative pressure jar, compressed gas jar and change-over valve, the vacuum negative pressure jar reaches the compressed gas jar is connected respectively the change-over valve, the change-over valve is connected tectorial membrane mechanism, the vacuum negative pressure jar reaches the compressed gas jar carries out the tectorial membrane operation of product with evacuation and compressed gas's form respectively.

Optionally, the decorative film is cut according to the size of the notebook computer shell, and the decorative film is kept in a stretched state.

Optionally, the closed cavity chamber is divided into an upper cavity chamber and a lower cavity chamber, the fixed jig is located in the lower cavity chamber, and the infrared heating device is located in the upper cavity chamber.

Optionally, when the sealing cover is closed and sealed, the film covering mechanism is vacuumized, that is, the upper chamber and the lower chamber are both in a vacuum state, and the vacuum is between-1 KPa and-5 KPa.

Optionally, the heating and temperature rising speed of the infrared heating device is between 5 ℃/s and 20 ℃/s, the pressurizing speed of compressed gas of the compressed gas tank is between 30 and 60KPa/s, when the upper chamber is switched from a vacuum state to a high-pressure gas compression state, the pressure of the upper chamber is between 300 and 350KPa, and meanwhile, the lower chamber is kept in a negative pressure state.

Optionally, the upper chamber is switched to a high-pressure gas compression state and then kept in a constant-pressure state for a certain time, wherein the certain time is 10-30 seconds.

The invention also provides a film coating method of the carbon fiber notebook computer shell, which comprises the following steps:

(1) fixing the carbon fiber notebook computer shell needing to be coated with the film on a jig;

(2) cutting the decorative film according to the size of the shell, and keeping the film in a stretched state;

(3) the sealing cover is closed to form a closed cavity chamber;

(4) the upper chamber and the lower chamber are vacuumized, the vacuum is between-1 KPa and-5 KPa, and the infrared heating equipment is started;

(5) adjusting the power of infrared heating equipment, controlling the heating speed to be between 5 ℃/s and 20 ℃/s, heating the film, softening the film, and stopping infrared heating;

(6) the fixed jig is jacked up, and the product jacks up the thin film;

(7) the upper chamber is switched to a high-pressure gas compression state from a vacuum state, constant pressure is kept for 10-30 seconds, and the film is fully transcribed on the surface of the product;

(8) breaking vacuum and relieving pressure to finish product film coating;

(9) withdrawing the jig, taking out the product, and removing the redundant film;

(10) and (5) circulating operation.

Optionally, the specific step of the step (4) is that when the sealing cover is closed and sealed, the film covering mechanism is vacuumized, that is, the upper chamber and the lower chamber are both in a vacuum state, the vacuum state is between-1 KPa and-5 KPa, and then, an infrared heating device is started to heat and soften the film.

Optionally, the pressurizing speed of the compressed gas in the compressed gas tank is between 30 and 60 KPa/s.

Optionally, when the upper chamber is switched from a vacuum state to a high-pressure gas compression state in the step (7), the pressure of the upper chamber is 300 to 350KPa, and meanwhile, the lower chamber maintains a negative pressure state.

Compared with the prior art, the film coating device and the method of the carbon fiber notebook computer shell firstly fix a product through the fixing jig, and then form a closed cavity through the sealed cover, wherein the decorative film arranged in the middle area of the cavity keeps a stretching state, secondly, the upper cavity and the lower cavity are vacuumized, the infrared heating equipment is started to heat the film, the film is softened, then the jig is jacked, the product is coated with the film, then, the upper cavity is switched to a high-pressure gas compression state from the vacuum state, constant pressure is kept for a certain time, the film is fully transcribed on the surface of the product, wherein, the attaching film forming of different products is realized by adjusting the vacuum negative pressure and the high-pressure gas pressure, finally, the vacuum breaking and the pressure relief are performed, the product film coating is completed, the product is taken out, the redundant film is removed, the cycle operation is performed, wherein the film coating operation of the whole product is performed in a full-automatic mode, the film coating device and the method for the carbon fiber notebook computer shell solve the problems of single spraying color and incapability of forming multi-color patterns of a plurality of products in a paint spraying mode, realize simultaneous film coating forming of the plurality of products, paste different decorative films and greatly improve the production efficiency of the products.

[ description of the drawings ]

Fig. 1 is a schematic view of a film coating device of a carbon fiber notebook computer housing according to the present invention.

Fig. 2 is a schematic diagram of a method for laminating a carbon fiber notebook computer case according to the present invention.

Fig. 3 is a schematic view of a film covering device of a carbon fiber notebook computer case in a first working state in a preferred embodiment of the invention.

Fig. 4 is a schematic view of a film covering device of a carbon fiber notebook computer case in a second working state in a preferred embodiment of the invention.

FIG. 5 is a schematic diagram of a method for laminating a carbon fiber cover of a notebook computer according to a preferred embodiment of the present invention.

[ detailed description ] embodiments

To further illustrate the technical means and effects of the present invention, the following detailed description is given with reference to a preferred embodiment of the present invention and the accompanying drawings.

Referring to fig. 1 and 2, fig. 1 is a schematic view of a carbon fiber coating apparatus for a notebook computer case according to the present invention, and fig. 2 is a schematic view of a coating method for a carbon fiber notebook computer case according to the present invention, the material prepared from the notebook computer case is a thermoplastic carbon fiber composite material, and the coating apparatus 100 for a carbon fiber notebook computer case includes:

the film laminating mechanism 110 is arranged on a horizontal plane, the film laminating mechanism 110 comprises a fixing jig 111, a sealing cover 112 and an infrared heating device 113, the fixing jig 111 is arranged in a lower layer area of the sealing cover 112, the infrared heating device 113 is arranged above the fixing jig 111, the infrared heating device 113 is arranged in an upper layer area of the sealing cover 112, the sealing cover 112 covers the fixing jig 111 and the infrared heating device 113, so that the film laminating mechanism 110 forms a closed cavity, wherein a layer of decorative film 20 is arranged in a middle area of the cavity, the fixing jig 111 is used for fixing a product, the sealing cover 112 is used for enabling the film laminating mechanism 110 to form a closed cavity, and the infrared heating device 113 is used for heating the decorative film 20;

the adjusting mechanism 120 is disposed on one side of the film coating mechanism 110, the adjusting mechanism 120 includes a vacuum negative pressure tank 121, a compressed gas tank 122, and a switching valve (not shown), the vacuum negative pressure tank 121 and the compressed gas tank 122 are respectively connected to the switching valve (not shown), the switching valve (not shown) is connected to the film coating mechanism 110, the vacuum negative pressure tank 121 and the compressed gas tank 122 respectively perform film coating operation of products in a vacuum and compressed gas form, the vacuum negative pressure tank 121 is used for a vacuum extraction type chamber, the compressed gas tank 122 is used for compressing gas in the upper chamber 114, and the switching valve (not shown) is used for switching the upper chamber 114 from a vacuum state to a high-pressure gas compression state.

The decorative film 20 is cut according to the size of the notebook computer shell, the decorative film 20 is kept in a stretched state, and the product film coating area is increased due to the fact that the decorative film 20 is kept in the stretched state, and the decorative film 20 is completely coated on the product.

The closed cavity is divided into an upper cavity 114 and a lower cavity 115, the fixing jig 111 is located in the lower cavity 115, and the infrared heating device 113 is located in the upper cavity 114.

When the sealing cover 112 is closed and sealed, the film covering mechanism 110 is vacuumized, that is, the upper chamber 114 and the lower chamber 115 are both in a vacuum state, and the vacuum is between-1 KPa and-5 KPa.

The heating and temperature rising speed of the infrared heating equipment 113 is between 5 ℃/s and 20 ℃/s, the pressurizing speed of the compressed gas tank 122 is between 30 KPa/s and 60KPa/s, when the upper chamber 114 is switched from a vacuum state to a high-pressure gas compression state, the pressure of the upper chamber 114 is between 300 KPa and 350KPa, and meanwhile, the lower chamber 115 is kept in a negative pressure state.

Wherein, the upper chamber 114 is switched to a constant pressure state of keeping a certain time after the high pressure gas is compressed, the certain time is between 10 to 30 seconds, and the purpose is to make the decoration film 20 fully transferred to the surface of the product.

The invention also provides a film coating method of the carbon fiber notebook computer shell, which comprises the following steps:

s101: fixing the carbon fiber notebook computer shell needing to be coated with the film on a jig;

s102: cutting the decorative film according to the size of the shell, and keeping the film in a stretched state;

s103: the sealing cover is closed to form a closed cavity chamber;

s104: the upper chamber and the lower chamber are vacuumized, the vacuum is between-1 KPa and-5 KPa, and the infrared heating equipment is started;

s105: adjusting the power of infrared heating equipment, controlling the heating speed to be between 5 ℃/s and 20 ℃/s, heating the film, softening the film, and stopping infrared heating;

s106: the fixed jig is jacked up, and the product jacks up the thin film;

s107: the upper chamber is switched to a high-pressure gas compression state from a vacuum state, constant pressure is kept for 10-30 seconds, and the film is fully transcribed on the surface of the product;

s108: breaking vacuum and relieving pressure to finish product film coating;

s109: withdrawing the jig, taking out the product, and removing the redundant film;

s110: and (5) circulating operation.

The specific step of the step S104 is to, when the sealing cover is closed and sealed, evacuate the film covering mechanism, that is, the upper chamber and the lower chamber are both in a vacuum state, the vacuum state is between-1 KPa and-5 KPa, and then, start an infrared heating device to heat and soften the film.

Wherein the pressurizing speed of the compressed gas tank is between 30 and 60 KPa/s.

When the upper chamber is switched from a vacuum state to a high-pressure gas compression state in the step S107, the pressure of the upper chamber is 300 to 350KPa, and the lower chamber maintains a negative pressure state.

Referring to fig. 3 and 4, fig. 3 is a schematic view of a first working state of a film covering device of a carbon fiber notebook computer case according to a preferred embodiment of the present invention, fig. 4 is a schematic view of a second working state of the film covering device of the carbon fiber notebook computer case according to the present invention, in this embodiment, first, a fixing jig 111 fixes a product 10, and a sealing cover 112 is closed to form a closed cavity, wherein a decorative film 20 disposed in a middle region of the cavity is kept in a stretched state, then, vacuum is pumped to an upper cavity 114 and a lower cavity 115, an infrared heating device 113 is turned on, the decorative film 20 is heated, the decorative film 20 is softened, then, the fixing jig 111 is lifted up, the product 10 is covered with the decorative film 20, then, the upper cavity 114 is switched from a vacuum state to a high-pressure gas compression state, and is kept at a constant pressure for a certain time, so that the decorative film 20 is fully transcribed on the surface of the product 10, the forming of the attached decorative films 20 of different products 10 is realized by adjusting vacuum negative pressure and high-pressure gas pressure, finally, vacuum breaking and pressure relief are carried out, the film covering of the products 10 is completed, the products 10 are taken out, redundant decorative films 20 are removed, and next circulation operation is carried out in a full-automatic mode.

Referring to fig. 5, fig. 5 is a schematic view of a film coating method for a carbon fiber notebook computer case according to a preferred embodiment of the present invention, in the present embodiment, the film coating method for a carbon fiber notebook computer case includes the following steps:

s201: fixing the carbon fiber notebook computer shell needing to be coated with the film on a jig;

s202: cutting the decorative film according to the size of the shell, and keeping the film in a stretched state;

s203: the sealing cover is closed to form a closed cavity chamber;

s204: vacuumizing the upper and lower chambers at-3 KPa, and starting the infrared heating equipment;

s205: adjusting the power of infrared heating equipment, controlling the heating speed at 15 ℃/s, heating the film, softening the film, and stopping infrared heating;

s206: the fixed jig is jacked up, and the product jacks up the thin film;

s207: the upper chamber is switched to a high-pressure gas compression state from a vacuum state, the constant pressure is kept for 25 seconds, and the film is fully transcribed on the surface of the product;

s208: breaking vacuum and relieving pressure to finish the film coating of the product;

s209: withdrawing the jig, taking out the product, and removing the redundant film;

s210: and (5) circulating operation.

The specific step of step S204 is to, when the sealing cover is closed and sealed, evacuate the film covering mechanism, that is, the upper chamber and the lower chamber are both in a vacuum state, the vacuum state is between-3 KPa, and then, start the infrared heating device to heat and soften the film.

Wherein the pressurizing speed of the compressed gas tank is between 30 and 60 KPa/s.

When the upper chamber is switched from a vacuum state to a high-pressure gas compression state in step S207, the pressure of the upper chamber is 300 to 350KPa, and the lower chamber maintains a negative pressure state.

Compared with the prior art, the film coating device 100 and the method for the carbon fiber notebook computer shell carry out hot-pressing coating molding in a vacuum pumping, high-pressure gas compression and infrared heating mode on the decorative film 20, wherein, the infrared heating device 113 is used for heating the decorative film 20, and the vacuum negative pressure and high pressure gas compression mode is used for realizing the hot-pressing and pasting of different decorative films 20 on the carbon fiber notebook computer shell, then, the film laminating device 100 carries out the cyclic film laminating operation of the products 10 in a full-automatic mode, and the film laminating device 100 and the method for the carbon fiber notebook computer shell solve the problems that the spraying color generated by the paint spraying mode is single and the multi-color patterns of a plurality of products 10 cannot be formed, realize the simultaneous film laminating and forming of the products 10 and the pasting of different decorative films 20, and also greatly improve the production efficiency of the products 10.

It should be noted that the present invention is not limited to the above embodiments, and any simple modification, equivalent change and modification made to the above embodiments by those skilled in the art based on the technical solution of the present invention fall within the protection scope of the present invention.