阅读说明：本技术 一种安全气囊气袋折叠热成型工装及折叠热成型方法 (Folding and thermoforming tool and folding and thermoforming method for airbag of airbag ) 是由 吕德启 王庆 于 2021-07-13 设计创作，主要内容包括：本发明公开了一种安全气囊气袋折叠热成型工装及折叠热成型方法,包括：导热材料制成的上压板,上压板加装有加热单元；位于上压板下方的金属导热材料制成的下压板,下压板也加装有加热单元；上压板和下压板的相对面均为能快速传递热量的平面。气袋展开平铺在上压板和下压板之间,加热单元加热使得上压板和下压板升温,气袋两面与上压板和下压板之间的平面均匀接触实现容易快速传递热量,从而使气袋的温度迅速达到折叠要求的温度,解决了目前加气袋定型工装是侧壁加热导致折叠效率低的问题。加热持续2分钟后,上压板离开气袋,气袋正常叠袋。(The invention discloses a folding and thermoforming tool and a folding and thermoforming method for an air bag of an air bag, which comprise the following steps: the upper pressure plate is made of heat conduction materials, and a heating unit is additionally arranged on the upper pressure plate; the lower pressing plate is positioned below the upper pressing plate and made of metal heat conduction materials, and the lower pressing plate is also provided with a heating unit; the opposite surfaces of the upper pressing plate and the lower pressing plate are planes capable of rapidly transferring heat. The air bag expandes the tiling between top board and holding down plate, and the heating unit heating makes top board and holding down plate intensification, and the even contact in plane between air bag two sides and top board and the holding down plate realizes the heat of easy quick transmission to the temperature that makes the air bag reaches folding requirement rapidly, has solved present air entrainment bag design frock and has been the problem that the lateral wall heating leads to folding inefficiency. After heating for 2 minutes, the upper platen was removed from the air bag and the bag was folded normally.)

1. The folding and thermoforming tool for the air bag of the safety air bag is characterized in that an upper pressing plate (1) made of heat conducting materials is arranged, and a heating unit is additionally arranged on the upper pressing plate (1);

the lower pressing plate (2) is positioned below the upper pressing plate (1) and made of metal heat conduction materials, and a heating unit is additionally arranged on the lower pressing plate (2);

the opposite surfaces of the upper pressing plate (1) and the lower pressing plate (2) are planes capable of rapidly transferring heat.

2. The airbag folding thermoforming tool of claim 1, characterized in that: the thermal insulation device is characterized by further comprising an upper mounting plate (3) made of thermal insulation materials, the upper pressing plate (1) is embedded and fixedly mounted on the through hole of the upper mounting plate (3), and a chamfer is formed at the contact position of the bottom surface of the upper pressing plate (1) and the bottom surface of the upper mounting plate (3).

3. The airbag folding thermoforming tool of claim 2, characterized in that: the device is characterized by further comprising a rotating part (5), one end, far away from the upper pressing plate (1), of the upper mounting plate (3) is fixed with the rotating end of the rotating part (5), and the rotating part (5) drives the upper mounting plate (3) to rotate.

4. The airbag folding thermoforming tool of claim 3, characterized in that: the rotating piece (5) is a rotating motor.

5. The airbag folding thermoforming tool of claim 2, characterized in that: the manual-driving rotary component is characterized by further comprising a rotary component (5), one end, far away from the upper pressing plate (1), of the upper mounting plate (3) is provided with a through hole, the through hole is in interference fit with the rotary component and can be sleeved on the rotary component (5), and the rotary component (5) is driven to rotate around the rotary component (5) manually. .

6. The airbag folding thermoforming tool of claim 5, characterized in that: the rotating piece (5) is a rotating cylinder.

7. The airbag folding thermoforming tool of claim 4 or 6, characterized in that: controllable telescopic link is still installed to rotating member (5) bottom, and the telescopic link drives rotating member (5) and goes up and down for top board (1) and holding down plate (2) contact and separate on vertical direction.

8. The airbag folding thermoforming tool of claim 7, characterized in that: the thermal insulation device is characterized by further comprising a lower mounting plate (4) made of thermal insulation materials, the lower pressing plate (2) is embedded and fixedly mounted on a through hole of the lower mounting plate (4), and a chamfer is arranged at a contact position between the upper surface of the lower pressing plate (2) and the upper surface of the lower mounting plate (4).

9. An airbag folding thermoforming method using the airbag folding thermoforming tool of any one of claims 1 to 7, comprising the steps of:

the method comprises the following steps: the air bags are flatly laid on the lower pressing plate (2);

step two: the upper pressing plate (1) descends to flatly spread and attach the air bag between the upper pressing plate (1) and the lower pressing plate (2);

step three: the heating unit heats, the air pocket tiling laminating is between top board (1) and holding down plate (2), the heating lasts about 2 minutes after, the telescopic link drives top board (1) and rises, top board (1) is rotatory on rotating member (5) and is separated with holding down plate (2), top board (1) leaves the air pocket, because the air pocket tiling laminating is heated easily between top board (1) and holding down plate (2), the heating unit can be fast to the heating of the bag body, thereby the temperature that makes the bag reaches the requirement rapidly.

Technical Field

The invention relates to an airbag folding and thermoforming tool and an airbag folding and thermoforming method for an airbag, and belongs to the technical field of airbag folding and thermoforming.

Background

When the air bag air pocket of air bag is installed to the car in, need fold the processing, current air bag air pocket folding process is: the folded air bag is put into an air bag adding and shaping tool, pressurization and heating are carried out, the air bag is pressurized while being heated, the volume of a bag body is continuously reduced, the air bag generally needs 30 minutes, then the power is cut off, the air bag is continuously pressurized and cooled, after the operable temperature is reached, the cover is generally required to be 12 minutes, the cover is opened, the air bag is taken out, the air bag is fixed and shaped, and the next module installation work can be carried out, for example, the folding and shaping equipment and the shaping process of the air bag for the driver with the Chinese patent publication number of CN112848230A disclose the contents as follows: the air bag press-fitting mechanism is used for extruding the folded air bag in the air bag shaping tool so that the folded air bag is compressed to the required size, and the air bag shaping tool loaded with the air bag is pushed into the heating device to be heated or the cooling device is used for rapidly cooling.

Although the airbag folding process of the airbag can realize the folding of the airbag, the whole process needs 42 minutes and is low in efficiency because the side wall heating of the inflating bag shaping tool is adopted, and the nylon thermal conductivity of the airbag is poor, which is the main reason for the low folding efficiency.

Disclosure of Invention

In order to solve the technical problems, the invention provides a folding and thermoforming tool and a folding and thermoforming method for an air bag of an airbag.

The invention is realized by the following technical scheme.

The invention provides an air bag folding and thermoforming tool for an air bag of an air bag, which comprises:

the upper pressure plate is made of heat conduction materials, and a heating unit is additionally arranged on the upper pressure plate;

the lower pressing plate is positioned below the upper pressing plate and made of metal heat conduction materials, and the lower pressing plate is also provided with a heating unit;

the opposite surfaces of the upper pressing plate and the lower pressing plate are planes capable of rapidly transferring heat.

The air bag heating device is characterized by further comprising an upper mounting plate made of heat insulating materials, the upper pressing plate is embedded into the through hole of the upper mounting plate and fixedly mounted on the through hole of the upper mounting plate, and a chamfer is formed at the contact position of the bottom surface of the upper pressing plate and the bottom surface of the upper mounting plate, so that the bottom surface of the upper pressing plate is contacted with the air bag to be heated, and the air bag is taken out.

The automatic separation device is characterized by further comprising a rotating piece, wherein one end, far away from the upper pressing plate, of the upper mounting plate is fixed with the rotating end of the rotating piece, and the rotating piece drives the upper mounting plate to rotate, so that the upper pressing plate and the lower pressing plate are automatically separated.

The rotating member is a rotating motor

The manual-driving rotating piece rotates around the rotating piece, so that the upper pressing plate is quickly separated from the lower pressing plate.

The rotating part is a rotating cylinder

Controllable telescopic link is still installed to the rotating member bottom, and the telescopic link drives the rotating member and goes up and down for top board and holding down plate contact and separation in vertical direction.

The lower pressure plate is embedded into and fixedly mounted on a through hole of the lower mounting plate, and a chamfer is arranged at a contact position between the upper surface of the lower pressure plate and the upper surface of the lower mounting plate to ensure that the lower pressure plate is contacted with the air bag to be heated and the air bag is taken out.

The invention relates to a folding and thermoforming method for an air bag of an air bag, which uses the folding and thermoforming tool for the air bag of the air bag, and comprises the following steps:

the method comprises the following steps: the air bags are flatly laid on the lower pressing plate;

step two: the upper pressing plate descends to flatly lay and attach the air bag between the upper pressing plate and the lower pressing plate;

step three: the heating unit heats, and the air pocket tiling is laminated between top board and holding down plate, and the heating lasts 2 minutes after, and the telescopic link drives the top board and rises, and the top board is rotatory on the rotating member and is separated with the holding down plate, and the top board leaves the air pocket, because the air pocket tiling laminating is heated easily between top board and holding down plate, the heating unit can be fast to the heating of the bag body to the temperature that makes the bag reaches the requirement rapidly.

The invention has the beneficial effects that: the air bag expandes the tiling between top board and holding down plate, and the heating unit heating makes top board and holding down plate intensification, and the even contact in plane between air bag two sides and top board and the holding down plate realizes the heat of easy quick transmission to the temperature that makes the air bag reaches folding requirement rapidly, has solved present air entrainment bag design frock and has been the problem that the lateral wall heating leads to folding inefficiency. After heating for 2 minutes, the upper platen was removed from the air bag and the bag was folded normally.

Drawings

FIG. 1 is a schematic structural view of a molding tool of the present invention;

FIG. 2 is a schematic sectional front view of the forming tool of the present invention;

in the figure: 1-an upper pressing plate; 2-pressing the plate; 3-mounting the plate; 4-lower mounting plate; 5-rotating member.

Detailed Description

The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.

See fig. 1-2.

The invention relates to an air bag folding and thermoforming tool for an air bag of an air bag, which comprises:

the heating device comprises an upper pressing plate 1 made of metal heat conduction materials such as iron or copper, and a heating unit consisting of an electric heating wire or an electric heating ring is additionally arranged on the upper pressing plate 1;

a lower pressing plate 2 which is positioned below the upper pressing plate 1 and is made of metal heat conduction materials such as iron or copper, and a heating unit consisting of an electric heating wire or an electric heating ring is also additionally arranged on the lower pressing plate 2;

the opposite surfaces of the upper pressure plate 1 and the lower pressure plate 2 are both planes capable of rapidly transferring heat.

The air bag expandes the tiling between top board 1 and holding down plate 2, and the heating unit heating makes top board 1 and holding down plate 2 heat up, and the even contact in plane between air bag two sides and top board 1 and the holding down plate 2 realizes the heat of easy quick transmission to the temperature that makes the air bag reaches folding requirement rapidly, has solved present air entrainment bag design frock and has been the problem that the lateral wall heating leads to folding inefficiency. After heating lasts for 2 minutes, the upper pressing plate 1 leaves the air bag, the air bag is placed into a bag body cooling tank for pressurization and cooling after being normally stacked, the upper cavity and the lower cavity are locked by the hooks, the bag is pressurized through the upper pressing column, and after the operable temperature is reached, the assembly operation of the air bag body module is carried out.

The air bag heating device is characterized by further comprising an upper mounting plate 3 made of heat insulating materials such as ceramics, the upper pressing plate 1 is embedded into and fixedly mounted on a through hole of the upper mounting plate 3, and a chamfer is formed at the contact position of the bottom surface of the upper pressing plate 1 and the bottom surface of the upper mounting plate 3, so that the bottom surface of the upper pressing plate 1 is contacted with an air bag to be heated, and the air bag is taken out.

Still include the rotating member 5 that constitutes by rotating electrical machines, go up mounting panel 3 and keep away from the one end of installing top board 1 and the rotatory end welded fastening of rotating member 5, rotating member 5 drives mounting panel 3 and rotates for top board 1 and 2 autosegregation of holding down plate.

Still include the rotating member 5 that constitutes by rotatory cylinder, the one end of going up mounting panel 3 and keeping away from to install top board 1 is equipped with the rotatable cover of through-hole interference on rotating member 5, and manual drive rotating member 5 rotates around rotating member 5 for top board 1 and 2 quick separation of holding down plate.

Controllable telescopic link, for example pneumatic telescopic link or electric telescopic handle are still installed to 5 bottoms of rotating member, and the telescopic link drives rotating member 5 and goes up and down for top board 1 and 2 contact and separation of holding down plate are gone up in vertical direction.

The air bag heating device is characterized by further comprising a lower mounting plate 4 made of heat insulating materials such as ceramics, the lower pressing plate 2 is embedded into and fixedly mounted in a through hole of the lower mounting plate 4, and chamfers are arranged at contact positions above the lower pressing plate 2 and the lower mounting plate 4 to ensure that the lower pressing plate 2 is heated in contact with the air bag and the air bag is taken out.

The invention relates to a folding and thermoforming method for an air bag of an air bag, which uses the folding and thermoforming tool for the air bag of the air bag, and comprises the following steps:

the method comprises the following steps: the air bags are flatly laid on the lower pressing plate 2;

step two: the upper pressing plate 1 descends to flatly lay and attach the air bag between the upper pressing plate 1 and the lower pressing plate 2;

step three: heating unit heating, the air pocket tiling laminating is between top board 1 and holding down plate 2, the heating lasts after 2 minutes, the telescopic link drives top board 1 and rises, top board 1 rotates on rotating member 5 and 2 separation of holding down plate, top board 1 leaves the air pocket, because the air pocket tiling laminating is heated easily between top board 1 and holding down plate 2, heating unit can heat the bag body fast, thereby make the temperature of bag reach the temperature of requirement rapidly, compare preceding heating 30 minutes, the efficiency is improved, normally fold the bag to the air pocket afterwards, the air pocket is put into bag body cooling tank and is added pressure cooling, cavity about the couple lock is dead, give the bag pressurization through last compression leg, after reaching operational temperature, carry out air pocket bag body module assembly operation.