TWM553261U - Structure of optical-sheet injection molding module - Google Patents

Description

Optical sheet injection molding module structure

This creation is about an "optical sheet injection molding module structure", especially an optical sheet injection molding module structure that can quickly cool the cavity.

According to the prior art, the module structure (mold) (30) used for injection molding the optical sheet has an upper and a lower mold base (31) (as shown in the ninth and tenth figures), the at least one The mold base (31) is internally provided with a cavity (32). When the two mold bases (31) are combined, the plastic material is heated and melted by the injection molding machine and then injected into the module structure (30). When the plastic material is filled in the cavity (32) of the module structure (30), the optical film can be smoothly manufactured through the injection molding method, and the plastic material can be injected more smoothly. Referring to the mold cavity (32), the module structure (30) performs a heating action during the mold clamping, and the entire module structure (30) is heated from 120 degrees Celsius to 180 degrees Celsius, but when the mold is opened, In order to allow the formed optical sheet to be taken out immediately, the cavity (32) is cooled from 180 degrees Celsius to 120 degrees Celsius, and the mold base (31) is placed relative to the mold base. The cooling flow passage (33) on the outer side of the mold cavity (32) provides coolant passage, so that the cooling action can be smoothly completed.

However, the conventional structure as described above still has the following problems in practical applications. Point: its coolant will only follow the cooling channel (33) through the outside of the cavity (32), and will not flow to the relative position of the cavity (32), so it will be cooled together with the entire die base. (31) Cooling down together, the design of the cavity (32) can not be targeted for cooling, it takes a long time to wait for the cooling to be completed, the production is not efficient, and the production will be improved. .

Therefore, how to develop and improve the shortcomings of the above-mentioned conventional optical sheet injection molding module is a goal that the relevant industry needs to research and develop. The present creator has the idea of thinking and creating for many years. The experience was designed, and after many discussions and trials of sample tests, and many revisions and improvements, this work was launched.

The conventional optical sheet injection molding module cannot perform targeted cooling on the cavity, which is a technical problem to be solved.

The present invention provides an optical sheet injection molding module structure. The module structure for injection molding the optical sheet has upper and lower mold bases, and the two mold bases each have a first surface and a second surface. a first side and a second side, wherein the first surface of the at least one mold base is provided with a cavity recessed toward the second surface, and when the module structure is closed, the second mold base is A surface is created to make the cavity can be closed, and the plastic material is heated and melted through the injection molding machine. When injected into the module structure to allow the plastic material to be filled in the cavity of the module structure, the optical sheet can be smoothly manufactured through the injection molding method, and the mold base is aligned with the The position of the cavity is reserved with a cooling space which is moderately spaced from the bottom of the cavity and does not penetrate the cavity, and at least on both sides of the cooling space respectively A coolant input channel and at least one coolant output channel are connected to conduct, thereby obtaining an optical sheet injection molding module structure.

The present invention provides an optical sheet injection molding module structure. Since the cooling space is disposed on the mold base and is positively and moderately close to the mold cavity, the cooling space can be used to cool the mold. The hole is targeted for cooling, and the excessive cooling capacity is prevented from acting on the non-cavity position on the mold base, so that the cooling operation takes a long time to wait, and the design that can quickly cool down helps the shortening. The time required for each process makes production more efficient and reduces costs.

This creative part:

(10) ‧‧‧Modular structure

(11)‧‧‧ mold base

(12) ‧‧‧ first surface

(13)‧‧‧Second surface

(14) ‧ ‧ first side

(15) ‧‧‧ second side

(16)‧‧‧Move

(17) ‧‧‧Cooling space

(18)‧‧‧ coolant input channel

(19) ‧‧‧ coolant output channel

(20) ‧ ‧ sensible temperature bar

Conventional part:

(30)‧‧‧Modular structure

(31)‧‧‧Mold base

(32) ‧‧‧ cavity

(33) ‧‧‧Cooling runner

The first figure is a perspective view of the clamping state of the first preferred embodiment of the present invention.

Second Figure: A perspective view of the open state of the first preferred embodiment of the present invention.

Third Figure: A plan view of a first preferred embodiment of the present invention.

The fourth picture is the A-A cross-section of the third picture of this creation.

Fig. 5 is a diagram showing a second preferred embodiment of the present creation.

Figure 6 is a diagram showing a third preferred embodiment of the present creation.

Figure 7 is a diagram showing a fourth preferred embodiment of the present creation.

Figure 8 is a diagram showing a fifth preferred embodiment of the present creation.

Figure IX: A plan view of a conventional structure.

Figure 10: A cross-sectional view of a conventional structure.

In order to enable your review committee to have a better understanding and understanding of the purpose, characteristics and efficacy of this creation, please refer to the following [Examples of Simple Description] for a detailed description of the following:

First, as shown in the first to fourth figures, the module structure (mold) (10) for injection molding the optical sheet has upper and lower mold bases (11), the second The die holders (11) each have a first surface (12), a second surface (13), a first side (14) and a second side (15), and at least one first surface of the mold base (11) (12) having a cavity (16) recessed toward the second surface (13), and when the module structure (10) is clamped, the first surface of the die holder (11) is closed (12) Producing a pair, the cavity (16) can be closed, the plastic material is heated and melted through an injection molding machine, and then injected into the module structure (10), so that the plastic material is covered in the module structure ( When the cavity (16) is 10), the optical sheet can be smoothly manufactured by the injection molding, and the position of the mold base (11) opposite to the cavity (16) is pre-prepared. There is a cooling space (17) which is moderately spaced from the bottom of the cavity (16) and does not penetrate the cavity (16) in the cooling space (17) Two sides At least one coolant input channel (18) and at least one coolant output channel (19) are connected to each other.

The present invention provides an optical sheet injection molding module structure in which a coolant input passage (18) and a coolant output passage (19) are respectively penetrated through a first side (14) and a second side of the mold base (11). (15), and the first side (14) and the second side (15) are kept opposite (please view from the first to fourth figures at the same time).

The present invention provides an optical sheet injection molding module structure in which a coolant input passage (18) and a coolant output passage (19) are simultaneously penetrated through a first side (14) of the mold base (11) (please simultaneously The figure shown in the fifth figure).

The present invention provides an optical sheet injection molding module structure in which a coolant input passage (18) and a coolant output passage (19) are simultaneously penetrated through a second side (15) of the mold base (11).

The present invention provides an optical sheet injection molding module structure in which a coolant input passage (18) and a coolant output passage (19) are respectively penetrated through a first side (14) and a second side of the mold base (11). (15), and the first side (14) and the second side (15) are separated by an appropriate angle (please also look at the sixth figure).

The present invention provides an optical sheet injection molding module structure, wherein the cooling space (17) is a tank chamber, and a crucible is disposed inside the mold base (11) and located at the bottom of the mold cavity (16) and Between the two surfaces (13), but not through the cavity (16) and the second surface (13) (please view at the same time as shown in the first to fourth figures).

The present invention provides an optical sheet injection molding module structure in which the cooling The space (17) is a ring groove disposed inside the mold base (11) and located between the bottom of the cavity (16) and the second surface (13), but not through the cavity (16) The second surface (13).

The present invention provides an optical sheet injection molding module structure, wherein the cooling space (17) is disposed on the second surface (13) of the mold base (11), and presents a cup shape (please also by the first Figure 7 shows the view).

The present invention provides an optical sheet injection molding module structure in which a mold cavity (16) is disposed inside the mold base (11), and another mold base (11) is protruded relative to the mold cavity (16). Mould.

The present invention provides an optical sheet injection molding module structure in which a cavity (16) is disposed inside the two mold bases (11).

The present invention provides an optical sheet injection molding module structure in which the coolant input passage (18), the cooling space (17) and the coolant output passage (19) are used to provide a liquid coolant as a circulator.

The present invention provides an optical sheet injection molding module structure in which the coolant input passage (18), the cooling space (17) and the coolant output passage (19) are used to provide a gaseous coolant as a circulator.

In actual use, in order to allow the plastic material to be injected into the cavity (16) more smoothly, the module structure (10) will perform a warming action when clamping the mold, and the entire module structure (10) Heating from 120 degrees Celsius to 180 degrees Celsius, but if the formed optical sheet can be taken out immediately after mold opening, the mold cavity (16) should be cooled from the temperature of 180 degrees Celsius to 120 degrees Celsius. And the cooling action is introduced from the coolant input channel (18) by using a coolant to allow the coolant to flow. After the cooling space (17) is over, it is discharged from the coolant output channel (19), and because the cooling space (17) is disposed on the mold base (11), and is positively and moderately close to the The cavity (16), so that the cooling space (17) can be used to cool the cavity (16) in a targeted manner, and the excessive cooling ability can be prevented from acting on the die seat (11). The location of the hole (16) allows the cooling action to take a long time to complete, and the design that can cool down quickly helps to shorten the time required for each process, making production more efficient and effective. cut costs.

Continued from the view of Figure 8, the cooling space (17) uses the introduction of coolant, although the cavity (16) can be quickly cooled, but the cooling rate will still be affected by the local temperature, and some In order to accurately grasp the time required for each process, a temperature sensing rod (20) connected to the controller (computer) can be disposed on the mold base (11), and the temperature is sensed. The rod (20) continuously receives the actual temperature of the cavity (16), and the controller (computer) performs fine adjustment of each opening and closing time, so that the cooling speed can be grasped more accurately, and the data analysis can be obtained. By.

In summary, this creation has indeed achieved a breakthrough structural design, with improved creative content, while at the same time achieving industrial use and progress, and this creation has not been seen in any publication, but also novel, when In accordance with the provisions of the relevant laws and regulations of the Patent Law, a new type of patent application is filed according to law, and the examination authority of the bureau is required to grant legal patent rights.

Only the above-mentioned ones are only preferred embodiments of the present invention, and the scope of the implementation of the creation cannot be limited by them; that is, the equal changes and modifications made by the applicants in accordance with the scope of the patent application for this creation should still belong to the creation. Within the scope of the patent.

(10) ‧‧‧Modular structure

(11)‧‧‧ mold base

(12) ‧‧‧ first surface

(13)‧‧‧Second surface

(14) ‧ ‧ first side

(15) ‧‧‧ second side

(16)‧‧‧Move

(17) ‧‧‧Cooling space

(18)‧‧‧ coolant input channel

(19) ‧‧‧ coolant output channel

Claims (13)

An optical sheet injection molding module structure, wherein: the module structure for injection molding the optical sheet has upper and lower mold bases, wherein the two mold bases each have a first surface and a second surface, The first surface of the at least one mold base is provided with a cavity which is recessed toward the second surface. When the module structure is closed, the first surface of the two mold base is brought into abutment, and the cavity is to be Can be closed, and the plastic material is heated and melted through an injection molding machine and then injected into the module structure, so that the plastic material is filled in the cavity of the module structure, so that the optical sheet can pass through the injection molding The method is successfully manufactured, and a cooling space is reserved for the position of the mold base opposite to the cavity, the cooling space is appropriately spaced from the bottom of the cavity, and is not penetrated into the die. The holes are respectively connected to the at least one coolant input channel and the at least one coolant output channel at two sides of the cooling space. The optical sheet injection molding module structure according to claim 1, wherein the mold base has a first side and a second side, and the coolant input passage and the coolant output passage are respectively penetrated through the mold base. One side is opposite to the second side, and the first side and the second side are opposite each other. The optical sheet injection molding module structure according to claim 1, wherein the mold base has a first side and a second side, and the coolant input passage and the coolant output passage are simultaneously penetrated through the mold base. One side. The optical sheet injection molding module structure according to claim 1, wherein the mold base has A first side and a second side, the coolant input channel and the coolant output channel simultaneously extend through the second side of the mold base. The optical sheet injection molding module structure according to claim 1, wherein the mold base has a first side and a second side, and the coolant input passage and the coolant output passage are respectively penetrated through the mold base. One side and the second side, and the first side and the second side are separated by an appropriate angle. The optical sheet injection molding module structure according to claim 1, wherein the cooling space is a tank chamber, and the crucible is disposed inside the mold base and located between the bottom of the mold cavity and the second surface, but not Through the cavity and the second surface. The optical sheet injection molding module structure according to claim 1, wherein the cooling space is a ring groove, the crucible is disposed inside the mold base, and is located between the bottom of the mold cavity and the second surface, but does not penetrate The cavity and the second surface. The optical sheet injection molding module structure according to claim 1, wherein the cooling space is disposed on the second surface of the mold base to exhibit a cup shape. The optical sheet injection molding module structure of claim 1, wherein the mold base is provided with a cavity, and the other mold base has a mold core protruding relative to the mold cavity. The optical sheet injection molding module structure according to claim 1, wherein the mold base is provided with a cavity inside. The optical sheet injection molding module structure according to claim 1, wherein the coolant The input channels, cooling space and coolant output channels are used to provide liquid coolant as a circulator. The optical sheet injection molding module structure according to claim 1, wherein the coolant input passage, the cooling space and the coolant output passage are used to provide a gaseous coolant as a circulator. The optical sheet injection molding module structure according to claim 1, wherein the mold base is provided with a temperature sensing rod.