Honeycomb buffer structure of fiber reinforced engineering plastic
阅读说明:本技术 一种纤维增强工程塑料蜂窝状缓冲结构 (Honeycomb buffer structure of fiber reinforced engineering plastic ) 是由 汪道全 秦旭峰 卓毅 赵耀辉 蔡建 于 2019-11-18 设计创作,主要内容包括:本发明公开了一种纤维增强工程塑料蜂窝状缓冲结构,属于弹箭防护包装领域,包括由纤维增强工程塑料制成且自上至下依次连接的上支撑板、中支撑板和下支撑板;贯穿所述上支撑板、中支撑板和下支撑板连接处分别开设安装孔;于每个所述安装孔内安装有限位嵌件;所述纤维增强工程塑料由短切玻璃纤维增强聚对苯二甲酸丁二醇酯制成,其竖截面包含若干个正六边形蜂窝状的孔。本发明使用短切玻璃纤维增强聚对苯二甲酸丁二醇酯,制成纤维增强工程塑料,不添加其他加工助剂,长期使用不挥发有害气体;竖截面包含若干个正六边形蜂窝状的孔,有较好的支撑、缓冲吸能效果,同时有短切玻璃纤维增强的效果,性能稳定,回弹效果好。(The invention discloses a fiber reinforced engineering plastic honeycomb buffer structure, which belongs to the field of projectile protection packaging and comprises an upper support plate, a middle support plate and a lower support plate which are made of fiber reinforced engineering plastic and are sequentially connected from top to bottom; mounting holes are respectively formed through the joints of the upper support plate, the middle support plate and the lower support plate; a limiting insert is arranged in each mounting hole; the fiber reinforced engineering plastic is made of chopped glass fiber reinforced polybutylene terephthalate, and the vertical section of the fiber reinforced engineering plastic comprises a plurality of regular hexagon honeycomb-shaped holes. The invention uses chopped glass fiber to reinforce polybutylene terephthalate to prepare fiber reinforced engineering plastic, does not add other processing aids, and does not volatilize harmful gases after long-term use; the vertical section comprises a plurality of regular hexagon honeycomb-shaped holes, so that the energy absorption and buffering effects are good, the effect of short glass fiber reinforcement is achieved, the performance is stable, and the rebound effect is good.)
1. A fiber reinforced engineering plastic honeycomb buffer structure is characterized by comprising an upper support plate, a middle support plate and a lower support plate which are made of fiber reinforced engineering plastic and are sequentially connected from top to bottom; mounting holes are respectively formed through the joints of the upper support plate, the middle support plate and the lower support plate; a limiting insert is arranged in each mounting hole; the fiber reinforced engineering plastic is made of chopped glass fiber reinforced polybutylene terephthalate, and the vertical section of the fiber reinforced engineering plastic comprises a plurality of regular hexagon honeycomb-shaped holes.
2. The cellular buffer structure of fiber reinforced engineering plastic according to claim 1, wherein: the tail support frame is provided with an arc-shaped clamping groove, the tail limiting surface of the projectile is clamped on the tail support frame through the arc-shaped clamping groove, and the side surface of the tail limiting surface of the projectile is provided with a cable groove and a cable clamping groove.
3. The cellular buffer structure of fiber reinforced engineering plastic according to claim 2, wherein: and a shock pad is arranged in the arc-shaped clamping groove.
4. The cellular buffer structure of fiber reinforced engineering plastic according to claim 1, wherein: the limiting insert is formed by injection molding of antistatic polyethylene.
5. The cellular buffer structure of fiber reinforced engineering plastic according to claim 1, wherein: the mounting hole is internally provided with a semicircular upper shock pad and a semicircular lower shock pad, and the inner circle supporting surfaces of the upper shock pad and the lower shock pad are of eccentric structures.
6. The cellular buffer structure of fiber reinforced engineering plastic according to claim 3, wherein: the shock pad is formed by molding and vulcanizing antistatic isoprene rubber.
7. The cellular buffer structure of fiber reinforced engineering plastic according to claim 1, wherein: the lower end of the upper supporting plate is provided with a bulge which is inserted into a groove at the upper end of the middle supporting plate; the lower end of the middle supporting plate is provided with a bulge which is inserted into a groove at the upper end of the lower supporting plate.
Technical Field
The invention relates to the field of projectile protection packaging, in particular to a fiber reinforced engineering plastic honeycomb buffer structure.
Background
During storage, transportation and protection of the projectile:
1) the traditional high polymer material closed porous buffer structure has poor comprehensive physical and mechanical properties, is easy to age and generate creep deformation after long-term use under the environmental factors of high and low temperature, temperature alternation and the like, has poor compression resilience, insufficient performance stability and short service life.
2) The traditional high polymer material seals the porous buffer structure, and the material is volatile to form harmful atmosphere, and influences the performance of the precision photoelectric instrument related to the product contained in the packaging container.
3) Traditional macromolecular material seals poroid buffer structure, through processes such as cutting, sticky bonding, the manufacturability is poor, and the machining precision is difficult for guaranteeing, and production efficiency is low.
Disclosure of Invention
In order to solve the technical problem, the invention provides a fiber reinforced engineering plastic honeycomb buffer structure.
In order to solve the technical problems, the technical scheme of the invention is as follows:
a fiber reinforced engineering plastic honeycomb buffer structure is characterized by comprising an upper support plate, a middle support plate and a lower support plate which are made of fiber reinforced engineering plastic and are sequentially connected from top to bottom; mounting holes are respectively formed through the joints of the upper support plate, the middle support plate and the lower support plate; a limiting insert is arranged in each mounting hole; the fiber reinforced engineering plastic is made of chopped glass fiber reinforced polybutylene terephthalate, and the vertical section of the fiber reinforced engineering plastic comprises a plurality of regular hexagon honeycomb-shaped holes.
By the technology, the chopped glass fiber reinforced polybutylene terephthalate is prepared into fiber reinforced engineering plastics, other processing aids are not added, and non-volatile harmful gases are not volatilized after long-term use; the vertical section comprises a plurality of regular hexagon honeycomb-shaped holes, so that the energy absorption and buffering effects are good, the chopped glass fiber reinforced effect is achieved, the performance is stable, and the rebound effect is good; meanwhile, the product can be processed and formed according to the requirement, and the precision is higher compared with the cutting and bonding after the production of the traditional material.
Preferably, the tail support frame is provided with an arc-shaped clamping groove, the tail limiting surface of the projectile is clamped on the tail support frame through the arc-shaped clamping groove, and the side surface of the tail limiting surface of the projectile is provided with a cable groove and a cable clamping groove.
Preferably, a shock pad is installed in the arc-shaped clamping groove.
Preferably, the limiting insert is formed by injection molding of antistatic polyethylene.
Preferably, the semicircular upper shock pad and the semicircular lower shock pad are arranged in the mounting hole, and the inner circle supporting surfaces of the upper shock pad and the lower shock pad are of eccentric structures.
Preferably, the shock pad is formed by molding and vulcanizing antistatic isoprene rubber.
Preferably, the lower end of the upper supporting plate is provided with a bulge which is inserted into a groove at the upper end of the middle supporting plate; the lower end of the middle supporting plate is provided with a bulge which is inserted into a groove at the upper end of the lower supporting plate.
In conclusion, the invention has the following beneficial effects:
firstly, the chopped glass fiber reinforced polybutylene terephthalate is prepared into fiber reinforced engineering plastics, other processing aids are not added, and non-volatile harmful gases are not volatilized after long-term use; the vertical section comprises a plurality of regular hexagon honeycomb-shaped holes, so that the energy absorption and buffering effects are good, the chopped glass fiber reinforced effect is achieved, the performance is stable, and the rebound effect is good; meanwhile, the product can be processed and formed according to the requirement, and the precision is higher compared with the cutting and bonding after the production of the traditional material.
Secondly, an upper support plate, a middle support plate and a lower support plate which are made of fiber reinforced engineering plastics and are sequentially connected from top to bottom are used as the package of the rocket, so that the package is convenient; the arranged limiting insert is matched with the structure of the rocket, so that the rocket can be prevented from rotating and moving in the mounting hole; the damping pad with the inner circle supporting surface of the eccentric structure can provide better protection for the transportation of the rocket, and meanwhile, the product is convenient to load and compress.
Drawings
FIG. 1 is a schematic view of the present invention in use;
FIG. 2 is a block diagram of the upper and lower shock pads;
FIG. 3 is a structural diagram of a tail support frame and a projectile tail limiting surface;
fig. 4 is a schematic diagram of the structure of the groove and the protrusion.
In the figure, 1, a well; 2. an upper support plate; 3. a middle support plate; 4. a lower support plate; 5. mounting holes; 6. limiting the insert; 7. a tail support frame; 8. a limit surface at the tail part of the rocket; 9. a cable trough; 10. a cable slot; 11. an arc-shaped clamping groove; 12. a protrusion; 13. a groove; 14. an upper shock pad; 15. and a lower shock pad.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
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