TWI637837B - Production method of blow molding roof box and blow molding roof box - Google Patents

Abstract

The invention relates to a method for manufacturing a blow molded roof box and a blow molded roof box. The method for manufacturing a blow molded roof box comprises the following steps: providing a blow molding die; performing injection and blowing; forming a car a top box; and a take-up opening. The blow molded roof box includes a blow molded roof box and at least one roof box door. By the implementation of the invention, the blow molded roof box has no windward surface joint portion, has strong structural force and can ensure waterproof; no need to use the upper and lower cover fasteners, no risk of separation or fastening, and saves the car The cost of the material and manufacturing of the top box; the use of light weight material can ensure the structural force, and can be easily used and operated by a single person; and the problem that the roof box is dangerous due to the separation of the upper and lower covers during the running of the vehicle can be avoided.

Description

Blow molding molded roof box manufacturing method and blow molding roof box

The present invention relates to a method of manufacturing a roof box and a roof box, and more particularly to a method of manufacturing a blow molded roof box and a blow molded roof box.

As the demand for recreational use of automobiles increases, the demand for roof boxes continues to increase dramatically. However, although the variety of roof boxes used today is still only a variety of appearances in the appearance of a variety of cool or styling, the need to combine the upper and lower cover, there is still no improvement.

That is to say, the conventional roof boxes are all upper and lower covers, and combined with a plurality of fastening components, there is a need to increase the thickness to ensure structural force, the upper and lower covers cannot be reliably combined and are easily separated by wind blowing, and up and down The cover cannot be combined with tightness and cannot be reliably waterproof.

What's more, the conventional roof box is very heavy, and it is difficult for a single person to operate. Most users or a woman can't get it at all, let alone erect or operate.

In view of this, how to invent and innovate a method for manufacturing a roof box or a blow molded roof box, not only can the roof box have no windward surface joint portion, but also has strong structural strength and can ensure waterproof, and does not need to use the buckle of the upper and lower covers. The components are not separated or the risk of fastening is not tight, and the material and manufacturing cost of the roof box are saved. The use of light materials can ensure the structural force, and the single person can easily use and operate, and avoid the roof box. The problem of driving danger caused by the separation of the upper and lower covers during the running of the vehicle has become an important innovative thinking and progress breakthrough direction in the automotive industry technology.

The invention relates to a method for manufacturing a blow molded roof box and a blow molded roof box. The method for manufacturing a blow molded roof box comprises the following steps: providing a blow molding die; performing injection and blowing; forming a car a top box; and a take-up opening. The blow molded roof box includes a blow molded roof box and at least one roof box door. By the implementation of the invention, the blow molded roof box has no windward surface joint portion, has strong structural force and can ensure waterproof; no need to use the upper and lower cover fasteners, no risk of separation or fastening, and saves the car The cost of the material and manufacturing of the top box; the use of light weight material can ensure the structural force, and can be easily used and operated by a single person; and the problem that the roof box is dangerous due to the separation of the upper and lower covers during the running of the vehicle can be avoided.

The invention provides a method for manufacturing a blow molded roof box, comprising the steps of: providing a blow molding mold, wherein the blow molding mold is an openable three-dimensional blow mold, one end of the blow molding mold and Having a feed blow port; performing injection and blowing, which injects a plastic from the feed blow port, and the air inlet causes the plastic to uniformly adhere to the inner surface of the blow molding die; forming a roof box, the system will be attached to The plastic on the inner surface of the blow molding mold is cooled and forms a roof box; A take-up opening is formed on at least one side of the roof box to form a receiving opening.

The invention further provides a blow molded roof box, comprising: a blow molded roof box, wherein at least one side is cut and formed with a receiving opening; and at least one roof box door, wherein each cut is formed with The side of the access opening is combined with a roof box door, and the roof box door can openly cover the access opening.

With the implementation of the present invention, at least the following advancements can be achieved:

1. There is no joint part on the windward side, which has strong structural strength and ensures waterproof.

Second, it is not necessary to use the fastening parts of the upper and lower covers, and there is no risk of separation or fastening.

Third, the use of lightweight materials can ensure structural strength, single can be easily used and operated.

Fourth, reduce the cost of manufacturing and materials.

5. Avoid driving danger when the roof box is separated due to the separation of the upper and lower covers during the running of the vehicle.

In order to make those skilled in the art understand the technical content of the present invention and implement it, and according to the disclosure, the patent scope and the drawings, the related objects and advantages of the present invention can be easily understood by those skilled in the art. The detailed features and advantages of the present invention will be described in detail in the embodiments.

S100‧‧‧Method of manufacturing blow molded roof box

S10‧‧‧ provides a blow molding die

S20‧‧‧Injection and blowing

S30‧‧‧ forming a roof box

S40‧‧‧ forming access

S50‧‧‧ forming a waterproof groove

S60‧‧‧ combined with roof box door

100‧‧‧Blow molded roof box

10‧‧‧Blow molding mould

20‧‧‧ Feeding blow port

30‧‧‧Car roof box

31‧‧‧ side

32‧‧‧ bottom

40‧‧‧Remove

50‧‧‧Waterproof groove

60‧‧‧Car roof doors

70‧‧‧Air pump

71‧‧‧ Connecting rod

80‧‧‧ linkage lock

90‧‧‧ reinforcing ribs

1 is a flow chart showing a method of manufacturing a blow molded roof box according to an embodiment of the present invention.

Fig. 2 is a schematic cross-sectional view showing a blow molding die according to an embodiment of the present invention.

3A is a perspective view of a blow molded roof box according to an embodiment of the present invention.

3B is a blow molding method with a take-up port according to an embodiment of the present invention A three-dimensional view of the roof box.

4A is a flow chart showing a method of manufacturing a blow molded roof box further including the step of forming a waterproof groove according to an embodiment of the present invention.

Fig. 4B is a perspective view showing a blow molded roof box manufactured by the manufacturing method of the embodiment of Fig. 4A.

4C is a flow chart showing a method of manufacturing a blow molded roof box further including a step of combining a roof box door according to an embodiment of the present invention.

5A is a flow chart showing a method of manufacturing a blow molded roof box further including a step of forming a waterproof recess and a step of combining a roof box door according to an embodiment of the present invention.

Fig. 5B is a perspective view showing a blow molded roof box manufactured by the manufacturing method of the embodiment of Fig. 5A.

Figure 5C is a perspective view showing the closed cover of the roof box door in the embodiment of Figure 5B.

Figure 6A is a perspective view of the roof box door with a link lock.

Figure 6B is a perspective view showing the position of the roof box door locked by the link lock to the access opening.

FIG. 7A is a schematic perspective view of a blow molded roof box further having a reinforcing rib at the bottom of the roof box according to an embodiment of the invention.

Figure 7B is a perspective view of a roof box door connected by a connecting rod and having an air pump according to an embodiment of the present invention.

8A is a perspective view of a top-open blow molded roof box according to an embodiment of the present invention.

8B is a bottom door blow molding of a roof box door according to an embodiment of the present invention; A three-dimensional schematic diagram of a molded roof box.

FIG. 8C is a perspective view showing a roof molding door of a side open type blow molding roof box according to an embodiment of the present invention.

Figure 9 is a perspective view of a blow molded roof box according to an embodiment of the present invention.

Figure 10 is a perspective view of a blow molded roof box further having a waterproof recess according to an embodiment of the present invention.

Figure 11 is a perspective view showing the position of the roof box door locked by the link lock on the access opening.

12A is a perspective view of a blow molded roof box with reinforcing ribs at the bottom of the roof box according to an embodiment of the present invention.

12B is a perspective view of a blow molded roof box further having reinforcing ribs and waterproof grooves according to an embodiment of the present invention.

In order to facilitate the review committee to have a further understanding and understanding of the technical means and operation process of the present invention, the embodiments are combined with the drawings, and the details are as follows.

Please refer to the manufacturing method S100 of a blow molded roof box according to the first embodiment, which comprises the following steps: providing a blow molding die (step S10); performing injection and blowing (step S20) Forming a roof box (step S30); and forming a pick-up port (step S40).

As shown in FIG. 1, FIG. 2, and FIG. 3A, a blow molding die (step S10) is provided, and a roof molding box 10 is used to manufacture the roof box 30, wherein The blow molding die 10 is an openable three-dimensional blow mold, one end of the blow molding die 10 and having a feed blow port 20.

As shown in Figs. 1 and 2, the feed blow port 20 of the blow molding die 10 is usually disposed on the short side of the blow molding die 10, and can be fed and blown from top to bottom.

As shown in FIGS. 1 and 2, the injection and the blowing are performed (step S20), which injects a plastic from the feed blow port 20 of the blow molding die 10, and the air is blown to uniformly bond the plastic to the blow molding. The inner surface of the mold 10.

Just like blowing a balloon, the plastic injected from the feed blow port 20 is attached to the inner surface of the blow molding die 10 by blowing air to have a shape formed by the blow molding die 10.

The plastic used may be polypropylene (PP) or polycarbonate (PC, Poly Carbonate) or high density polyethylene (HDPE, High Density Polyethylene) or other lightweight and durable plastic materials, and used for blowing. The gas is mainly a gas that does not chemically react with plastic, such as air, nitrogen, and the like.

As shown in FIG. 1, FIG. 2, and FIG. 3A, a roof box is formed (step S30), which is cooled after the injection and blowing, and the plastic attached to the inner surface of the blow molding die 10 is cooled and formed. A roof box 30.

The shape of the roof box 30 can be selected or fabricated with a particular blow molding die 10 to suit the application needs, depending on the application. However, it can be confirmed that the roof box 30 manufactured by the method for manufacturing the blow molded roof box S100 is completely formed and completely free of joints, and is not only light and strong, but also waterproof, and does not need to use any joint elements. , which can reduce the manufacturing process and greatly reduce the cost of manufacturing and installation.

As shown in FIG. 1 and FIG. 3B, the access opening is formed (step S40), and the at least one side surface 31 of the roof box 30 is cut to form a receiving opening 40 as an entrance or exit for the storage or the object.

Next, referring to FIG. 4A, the manufacturing method S100 of the blow molded roof box may further include a step of forming a waterproof groove (step S50), and forming a waterproof groove (step S50) is attached to the take-up port 40. Next to the surface of the roof box 30, at least one waterproof recess 50 is formed. The waterproof recess 50 has the functions of waterproofing, guiding water and enhancing structural strength and bonding strength.

As shown in FIG. 4B, a roof box 30 in which the waterproof recess 50 is formed on the surface of the roof box 30 next to the access opening 40 is shown.

Next, referring to FIG. 4C, the manufacturing method S100 of the blow molded roof box may further include a step of combining the roof box door (step S60), which is coupled to the roof box at the take-up port 40. Door 60.

As shown in FIG. 5A, FIG. 5B and FIG. 5C, the method for manufacturing the blow molded roof box S100 may further include a step of forming a waterproof recess (step S50) and a combined roof box door (steps). In step S60), the manufactured roof box 30 has both the waterproof recess 50 and the roof box door 60.

Thus, when the roof box door 60 closes the cover opening 40, one part or the edge portion of the roof box door 60 can be tightly engaged with the waterproof recess 50, so that the entire roof box 30 is completely waterproof. .

Furthermore, as shown in FIGS. 6A and 6B, the roof box door 60 can be coupled with a link lock 80. When the roof box door 60 is closed, the roof box door 60 can be locked by the link lock 80. At the access opening 40 of the roof box 30.

As shown in Figures 7A and 7B, the roof box door 60 can also be knotted. The air pump 70 is integrated, and the air tank 70 can be used to open or close the roof box door 60 more smoothly.

As shown in FIG. 7B, the roof box door 60 on both sides of the roof box 30 is combined with an air pump 70, and then connected by a connecting rod 71, and can be connected to the roof box 30 from the connecting rod 71. Consolidation increases the stability of the roof box door 60.

As shown in FIG. 8A, FIG. 8B and FIG. 8C, the opening or closing of the roof box door 60 may be an open type, a lower open type or a side open type, or even a sickle type of a part of a sports car door. Also.

As shown in FIG. 7A, FIG. 8A, FIG. 8B and FIG. 8C, in order to greatly increase the structural force of the roof box 30, the bottom surface 32 of the roof box 30 may be formed with at least one reinforcing rib 90 to enable the vehicle. The top box 30 is more resistant to wind or other external forces during high speed driving without causing deformation or cracking.

Next, please refer to a blow molded roof box 100 of the embodiment as shown in FIG. 9, which includes a blow molded roof box 30 and at least one roof box door 60.

As shown in FIG. 9, at least one side surface 31 of the blow molded roof box 30 is cut and formed with a receiving opening 40, and a side surface 31 of each of which is formed with a receiving opening 40 is provided with a roof. The door 60 is provided with the roof box door 60 and can openably cover the access opening 40.

Referring to FIG. 10 again, at least one waterproof groove 50 may be formed on the surface of the roof box 30 next to the access opening 40, so that the roof box door 60 is closed when the cover opening 40 is closed. One of the portions or the edge of the roof box door 60 can be tightly snapped into the waterproof recess 50, so that the entire roof box 30 is completely waterproof.

As shown in Figure 11, the roof box door 60 can also be combined with a connection. The lever lock 80 can be locked to the access opening 40 of the roof box 30 by the link lock 80 when the roof box door 60 is closed.

As shown in FIG. 12A and FIG. 12B, the roof box door 60 can be further connected with an air pump 70, that is, the roof box door 60 of the roof box 30 is combined with an air pump 70, and the air pump 70 is used to measure the air pressure. The roof box door 60 can be opened or closed more smoothly. When the roof box door 60 is two and disposed on the opposite side faces 31 of the roof box 30, the air pump 70 of the two roof box doors 60 may be connected by the connecting rod 71, and then the self-link 71 may be reconnected. The roof is further consolidated with the roof box 30 to increase the stability of the roof box door 60.

Similarly, as shown in FIGS. 12A and 12B, the bottom surface 32 of the roof box 30 may be formed with at least one reinforcing rib 90 to increase the structural force of the roof box 30, so that the roof box 30 can withstand high speed driving. Wind or other external force without deformation or damage.

In summary, the roof box 30 manufactured by the method for manufacturing the blow molded roof box of the present invention, or the blow molded roof box 100, has the following special effects: no windward surface joint portion It has strong structural strength and ensures waterproofness; it does not need to use the fastening parts of the upper and lower covers, there is no risk of separation or fastening, and the material and manufacturing cost of the roof box are saved; the use of lightweight material can ensure the structural force It can be easily used and operated by a single person; and the problem that the roof box of the conventional vehicle can be prevented from being driven by the separation of the upper and lower covers during the running of the vehicle can be avoided.

The embodiments are described to illustrate the features of the present invention, and the purpose of the present invention is to enable those skilled in the art to understand the present invention and to implement the present invention without limiting the scope of the present invention. Equivalent modifications or modifications made by the spirit of the disclosure should still be included in the scope of the claims described below.

Claims (12)

A method for manufacturing a blow molded roof box, comprising the steps of: providing a blow molding die, wherein the blow molding die is an openable three-dimensional blow mold, and one end of the blow molding die has a Feeding blow port; performing injection and blowing, which injects a plastic from the feed blow port, and injects the plastic to uniformly adhere to the inner surface of the blow molding die; forming a roof box, the system is attached The plastic on the inner surface of the blow molding die is cooled and forms a roof box; and a receiving opening is formed which is cut into at least one side of the roof box to form a receiving opening. The manufacturing method of claim 1, further comprising the step of forming a waterproof recess, wherein at least one waterproof recess is formed on a surface of the roof box adjacent to each of the access openings. The manufacturing method of claim 1, further comprising the step of combining a roof box door, wherein the access opening is combined with a roof box door. The manufacturing method of claim 2, further comprising a step of combining a roof box door, wherein the access opening is combined with a roof box door, wherein when the closing cover covers the access opening, the One part of the roof box door is tightly snapped into the waterproof recess. The manufacturing method of claim 3, wherein the roof box door is connected to an air pump, and the roof box door is an open top, a lower open type or a side open top Box door. The manufacturing method of claim 3, wherein the roof box door is telescopically locked to the access opening by a link lock. The manufacturing method of claim 3, wherein the bottom surface of the roof box is formed with at least one reinforcing rib. A blow molded roof box, comprising: a blow molded roof box, at least one side of which is cut to form a receiving opening; and at least one roof box door, wherein the cutting opening is formed in each cutting The side surface is combined with a roof box door, and the roof box door can openly cover the access opening. The blow molded roof box of claim 8, wherein the surface of the roof box beside the access opening forms at least one waterproof groove, and the roof box door closes the cover when the cover is closed One part of the roof box door is tightly snapped into the waterproof recess. The blow molded roof box of claim 8, wherein the roof box door is locked to the access opening by a link lock. The blow molded roof box of claim 8, wherein the roof box door is coupled to an air pump. The blow molded roof box according to claim 8, wherein at least one reinforcing rib is formed on a bottom surface of one of the roof boxes.