阅读说明：本技术 一种中空板及其制备工艺 (Hollow plate and preparation process thereof ) 是由 杨发兰 于 2019-10-22 设计创作，主要内容包括：本发明公开了一种吹塑中空板拼装塑料箱工艺,包括中空板体；加强槽,设置在中空板体内侧壁；加强肋,设置在加强槽内；L型板,设置在中空板体外侧壁；条形板,设置在中空板体外侧壁；其中所述L型板与条形板沿中空板体外侧壁依次排列；本发明的吹塑中空板,加强槽的设计,有助于节省吹塑原料,大大提高了生产速度,大大降低了人工装配成本,同时通过加强肋增强了整体的机械强度,通过侧边一体成型且依次排列的L型板与条形位,便于完成板与板之间的拼装。(The invention discloses a process for assembling a plastic box by blow molding hollow plates, which comprises a hollow plate body; the reinforcing groove is arranged on the inner side wall of the hollow plate body; the reinforcing rib is arranged in the reinforcing groove; the L-shaped plate is arranged on the outer side wall of the hollow plate body; the strip-shaped plate is arranged on the outer side wall of the hollow plate body; the L-shaped plates and the strip-shaped plates are sequentially arranged along the outer side wall of the hollow plate body; the blow molding hollow plate disclosed by the invention has the advantages that the design of the reinforcing groove is beneficial to saving blow molding raw materials, the production speed is greatly improved, the manual assembly cost is greatly reduced, meanwhile, the integral mechanical strength is enhanced through the reinforcing rib, and the L-shaped plates and the strip-shaped plates which are integrally formed at the side edges and are sequentially arranged are convenient to assemble the plates.)

1. A blow molded hollow panel characterized by: comprises that

Blow molding a hollow panel body (1); the reinforcing groove (2) is arranged on the inner side wall of the blow-molded hollow plate body (1);

the reinforcing ribs (3) are arranged in the reinforcing ribs (2);

the L-shaped hook (4) is arranged on the edge of the outer side wall of the hollow plate body (1);

the convex top position (5) is arranged on the edge of the outer side wall of the hollow plate body (1);

wherein

The L-shaped hooks (4) and the convex top positions (5) are sequentially arranged along the outer side wall of the hollow plate body (1).

2. The blow-molded hollow panel of claim 1, wherein: u type strengthening groove (2), plane strengthening rib (3), L type hook (4) and protruding type top position (5) all with cavity plate body (1) integrated into one piece.

3. The blow-molded hollow panel of claim 2, wherein: the blow molding hollow plate body (1) is of a U-shaped structure.

4. A void-board as in any one of claims 1-3, wherein: the middle part of the edge of the hollow plate body (1) is provided with an embedded part (6).

5. The blow-molded hollow panel of claim 1, wherein: the outer side wall of the blow-molding hollow plate body (1) is also provided with a stacking part.

6. The blow-molded hollow panel of claim 5, wherein: the stacking part mainly comprises positioning protrusions (7) and positioning grooves (8), and the positioning protrusions (7) and the positioning grooves (8) are arranged on the outer side wall of the hollow plate body (1) in a staggered mode.

7. The blow-molded hollow panel of claim 6, wherein: the positioning bulge (7) and the positioning groove (8) are integrally formed with the blow molding hollow plate body (1).

8. The blow molded hollow panel according to any one of claims 1-7, wherein: the blow molding hollow plate body (1) is also provided with a connecting and fixing hole (9).

9. A process for making the blow molded hollow panel of any one of claims 1-8 comprising the steps of:

1) the plastic particles sequentially pass through a blow molding equipment dryer, a vacuum material pumping conveyor and a blow molding machine, the temperature is increased to 150-180 degrees in a container at the blow molding speed of the blow molding machine to obtain plastic fluid, the plastic fluid enters a mold through an eccentric grinding head, the mold is closed after proper plastic fluid is input, the gas plastic fluid is blown in through a blow hole on the mold, the gas is blown in a mold cavity through a blow needle to expand, the outside is fixed by a prefabricated mold, the plastic fluid is molded by external pressure in the plastic fluid, the plastic fluid is rapidly cooled and fixed and molded in the mold cavity through a mold cooling device, the mold is closed after the proper plastic fluid is input, the amount of the material of a hollow plate thick and thin barrel is adjusted according to the required material amount, and the plastic fluid is introduced to enable the plastic fluid to reach;

2) detecting the hollow plate semi-finished product obtained in the step 1), sorting out qualified semi-finished hollow plates, and trimming to obtain qualified hollow plate finished products.

Technical Field

The invention relates to a multi-mold blow molding hollow plate, and belongs to the technical field of hollow plates.

Background

The aviation case is a new packaging transportation product aiming at the defects that high-tech products cannot be effectively protected in the long-distance transportation process and the maneuverability is poor, the use and the development of the aviation case step into the golden stage due to increasingly frequent transnational trade, and the aviation case is widely applied to the high-tech equipment fields such as an LED display screen, stage lighting equipment, medical instrument equipment, audio-visual system multimedia, the photoelectric industry, military transportation packaging, military equipment transportation and the like.

The existing traditional aviation case is made of wood, is subjected to injection molding or plastic suction process, needs to be fixed by a plurality of accessories due to the problem of making a case body splicing structure, is high in accessory variety and labor cost, is not energy-saving, is not environment-friendly, and cannot be produced in quantity.

Disclosure of Invention

In order to solve the problems, the invention provides a blow-molded hollow plate, which utilizes the structure of the blow-molded hollow plate, simply assembles an aviation case, introduces a Luban connection skill process, ensures the dimensional precision, combines a blow-molded mold hollow blow-molded forming process to generate the blow-molded hollow plate convenient to assemble, utilizes the advantages of the woodworking self specific corresponding connection fixing clamping connection process, combines the injection mold mass production, the mold forming precision process and the blow-molded hollow plate plasticity into a process, enables the position corresponding to the connecting part between the plate and the plate to be connected with the assembled product, reduces the assembly accessory fasteners, has the production speed and quality 4 to 5 times of the traditional aviation case, achieves the mass production, greatly reduces the labor cost, can recycle the produced leftover materials and the defective products, and thoroughly changes and achieves the purposes of energy conservation, environmental protection and mass production.

The hollow board of the invention comprises

A hollow plate body;

the reinforcing groove is arranged on the inner side wall of the hollow plate body;

the reinforcing rib is arranged in the reinforcing groove;

the L-shaped plate is arranged on the outer side wall of the hollow plate body;

the strip-shaped plate is arranged on the outer side wall of the hollow plate body;

wherein

The L-shaped plates and the strip-shaped plates are sequentially arranged along the outer side wall of the blow molding hollow plate body.

Furthermore, the reinforcing grooves, the reinforcing ribs, the L-shaped plates and the strip-shaped plates are integrally formed with the hollow plate body.

Further, the hollow plate body is of a U-shaped assembled structure.

Furthermore, the inner side wall of the blow molding hollow plate body close to the edge is provided with an embedded part.

Further, the outer side wall of the hollow plate body is also provided with a stacking part.

Further, the stacking portion mainly comprises positioning protrusions and positioning grooves, and the positioning protrusions and the positioning grooves are arranged on the outer side wall of the hollow plate body in a staggered mode.

Further, the positioning protrusion and the positioning groove are integrally formed with the hollow plate body.

Furthermore, the hollow plate body is also provided with air holes.

The preparation process of the hollow plate comprises the following steps:

1) the plastic particles sequentially pass through a blow molding equipment dryer, a vacuum material pumping conveyor and a blow molding machine, the temperature is increased to 150-180 degrees in a container at the blow molding speed of the blow molding machine to obtain plastic fluid, the plastic fluid enters a mold through an eccentric grinding head, the mold is closed after proper plastic fluid is input, the gas plastic fluid is blown in through a blow hole on the mold, the gas is blown in a mold cavity through a blow needle to expand, the outside is fixed by a prefabricated mold, the plastic fluid is molded by external pressure in the plastic fluid, the plastic fluid is rapidly cooled and fixed and molded in the mold cavity through a mold cooling device, the mold is closed after the proper plastic fluid is input, the amount of the material of a hollow plate thick and thin barrel is adjusted according to the required material amount, and the plastic fluid is introduced to enable the plastic fluid to reach;

2) detecting the hollow plate semi-finished product obtained in the step 1), sorting out qualified semi-finished hollow plates, and trimming to obtain qualified hollow plate finished products;

compared with the prior art, the blow-molded hollow plate has the advantages that the blow-molded hollow plate is convenient to blow-mold production due to the structural design of the reinforcing grooves, the reinforcing ribs, the L-shaped positions and the bar-shaped positions which are integrally formed with the blow-molded hollow plate body, blow-molding raw materials are saved due to the design of the reinforcing grooves, the production cost is reduced, the overall mechanical strength is enhanced due to the reinforcing ribs, the L-shaped positions and the bar-shaped positions which are integrally formed on the side edges and sequentially arranged are convenient to assemble the structure of the plate with the plate, the raw materials flow into the mold core by using the specific eccentric die head in the preparation process of the hollow plate, the raw materials can be fully distributed, the uniform distribution ensures the thickness of the hollow plate after.

Drawings

FIG. 1 is a schematic structural view of a blow molded hollow panel according to the present invention.

FIG. 2 is a second schematic view of the blow-molded hollow board of the present invention.

FIG. 3 is a schematic structural view of an aviation case composed of blow-molded hollow plates according to the present invention.

The parts in the drawings are marked as follows: 1. a hollow plate body; 2. a reinforcing groove; 3. reinforcing ribs; 4. an L-shaped bit connecting bit; 5. a bar bit connection bit; 6. waterproof strips of the embedded part; 7. positioning the projection; 8. positioning a groove; 9. connecting hole

Detailed Description

The hollow plate shown in FIGS. 1 to 2 comprises

A hollow plate body 1;

the reinforcing groove 2 is arranged on the inner side wall of the hollow plate body 1;

the reinforcing rib 3 is arranged in the reinforcing groove 2;

the L-shaped plate 4 is arranged on the outer side wall of the hollow plate body 1;

the strip-shaped plate 5 is arranged on the outer side wall of the hollow plate body 1;

wherein

The L-shaped plates 4 and the strip-shaped plates 5 are sequentially arranged along the outer side wall of the hollow plate body 1; wherein L template 4 sets gradually with strip shaped plate 5, when assembling to be the aviation box, need not be fixed with the help of aluminum alloy spare, and the raw materials has been saved in the design of strengthening groove 2, and strengthening rib 3 in the strengthening groove 2 has strengthened the mechanical strength of whole cavity plate body 1.

Reinforcing groove 2, stiffening rib 3, L template 4 and strip shaped plate 5 all with cavity plate body 1 integrated into one piece, the integrated into one piece structure, the production of being convenient for.

The hollow plate body 1 is of a U-shaped structure.

The inner side wall of the hollow plate body 1 close to the edge is provided with an embedded part 6, so that the aviation case is convenient to assemble.

The outer side wall of the hollow plate body 1 is also provided with a stacking part.

The stacking part mainly comprises a positioning bulge 7 and a positioning groove 8, and the positioning bulge 7 and the positioning groove 8 are arranged on the outer side wall of the hollow plate body 1 in a staggered mode.

The positioning protrusion 7 and the positioning groove 8 are integrally formed with the hollow plate body 1, so that two adjacent hollow plates can be conveniently stacked.

The hollow plate body 1 is also provided with an air hole 9.

Through the strengthening groove 2, stiffening rib 3, L template 4 and strip shaped plate 5 all with 1 integrated into one piece structural design of cavity plate body, the production of being convenient for mould plastics, through the design of strengthening groove 2, help sparingly the raw materials of moulding plastics, reduction in production cost has strengthened holistic mechanical strength through stiffening rib 3 simultaneously, improve 1 compressive property of cavity plate body, through L template 4 and strip shaped plate 5 of side integrated into one piece and one-time arrangement, be convenient for accomplish assembling between board and the board.

The preparation process of the hollow plate comprises the following steps:

1) the plastic particles sequentially pass through a blow molding equipment dryer, a vacuum material pumping conveyor and a blow molding machine, the temperature is increased to 150-180 degrees in a container at the blow molding speed of the blow molding machine to obtain plastic fluid, the plastic fluid enters a mold through an eccentric grinding head, the mold is closed after proper plastic fluid is input, the gas plastic fluid is blown in through a blow hole on the mold, the gas is blown in a mold cavity through a blow needle to expand, the outside is fixed by a prefabricated mold, the plastic fluid is molded by external pressure in the plastic fluid, the plastic fluid is rapidly cooled and fixed and molded in the mold cavity through a mold cooling device, the mold is closed after the proper plastic fluid is input, the amount of the material of a hollow plate thick and thin barrel is adjusted according to the required material amount, and the plastic fluid is introduced to enable the plastic fluid to reach;

2) detecting the hollow plate semi-finished product obtained in the step 1), sorting out qualified semi-finished hollow plates, and trimming to obtain qualified hollow plate finished products;

the above-described embodiments are merely preferred embodiments of the present invention, and all equivalent changes or modifications of the structures, features and principles described in the claims of the present invention are included in the scope of the present invention.