CN220051788U - Tool box behind fiber reinforced plastic - Google Patents
Tool box behind fiber reinforced plastic Download PDFInfo
- Publication number
- CN220051788U CN220051788U CN202320954491.8U CN202320954491U CN220051788U CN 220051788 U CN220051788 U CN 220051788U CN 202320954491 U CN202320954491 U CN 202320954491U CN 220051788 U CN220051788 U CN 220051788U
- Authority
- CN
- China
- Prior art keywords
- box body
- groove
- fiber reinforced
- tool
- reinforced plastic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229920002430 Fibre-reinforced plastic Polymers 0.000 title claims abstract description 12
- 239000011151 fibre-reinforced plastic Substances 0.000 title claims abstract description 12
- 239000006260 foam Substances 0.000 claims abstract description 5
- 238000005728 strengthening Methods 0.000 claims 3
- 230000003014 reinforcing effect Effects 0.000 abstract description 20
- 239000000463 material Substances 0.000 abstract description 16
- 239000003292 glue Substances 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 239000004743 Polypropylene Substances 0.000 description 7
- 229920001155 polypropylene Polymers 0.000 description 7
- 238000000748 compression moulding Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000003365 glass fiber Substances 0.000 description 5
- -1 polypropylene Polymers 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 239000002657 fibrous material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Landscapes
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
The utility model discloses a fiber reinforced plastic rear tool box, which comprises a box body, wherein a plurality of grooves are formed in the box body, corresponding tool groups are placed in the grooves, bearing foam is further arranged between the tool groups and the grooves, and the tool box is structurally reinforced by a jack groove, a tire repairing tool groove and a sundry groove which are formed in the box body, and the jack groove, the tire repairing tool groove and the sundry groove are used for storing the tool groups; the reinforcing ribs are radially arranged on the back of the box body, so that the functions of performance enhancement and glue guiding are achieved, and the water shrinkage groove arranged on the surface of the box body and corresponding to the reinforcing ribs can relieve the function of shrinkage deformation caused by heat-to-cold conversion of materials.
Description
Technical Field
The utility model relates to the technical field of automobile rear tool boxes, in particular to a fiber reinforced plastic rear tool box.
Background
With the development of the automobile industry, particularly the vigorous development of new energy automobiles, the automobiles are increasingly pursued to be light in weight so as to increase the endurance mileage of the automobiles, and plastic-substituted steel automobile parts are increasingly applied to the automobiles.
The existing rear tool box type parts are generally manufactured by purchasing sheet metal stamping technology, and products with complex structures are manufactured by stamping by adopting a plurality of auxiliary dies, then welding, sealing and filling welding joints, and then completing the manufacturing through an anti-rust spraying technology. The number of the dies is large, the manufacturing process is complex, and the production cost is generally high.
Disclosure of Invention
In view of the problems in the prior art, the utility model discloses a fiber reinforced plastic rear tool box, which adopts the technical scheme that the fiber reinforced plastic rear tool box comprises a box body, wherein a plurality of grooves are formed in the box body, corresponding tool sets are placed in the grooves, and bearing foam is further arranged between the tool sets and the grooves.
As a preferable technical scheme of the utility model, the grooving comprises a jack placing groove, a tire repairing tool groove and a sundry groove, and the grooving drawing angle is 3 degrees.
As a preferable technical scheme of the utility model, the back of the box body is also provided with a plurality of reinforcing ribs, which play roles in enhancing performance and guiding glue.
As a preferable technical scheme of the utility model, the reinforcing ribs are radially arranged and connected to the storage box groove.
As a preferable technical scheme of the utility model, the thickness of the root part of the reinforcing rib is 4mm, the height of the reinforcing rib is 13mm, the draft angle of the reinforcing rib is 3 degrees, the surface of the box body is provided with a shrinkage groove corresponding to the position of the reinforcing rib, and the depth of the shrinkage groove is 0.7mm, so that the effect of relieving the deformation caused by heat-to-cold shrinkage of the material is achieved.
As a preferable technical scheme of the utility model, the wall thickness of the main body of the box body is not less than 2mm so as to meet the requirement of compression molding.
As a preferable technical scheme of the utility model, the box body is provided with a round corner, and the size of the round corner is not less than 5mm and is used for meeting the requirement of compression molding.
In order to achieve the preferable technical scheme, the box body is provided with a plurality of screw assembly holes, so that the box body and the steel frame of the car body are connected by screws.
As a preferable technical scheme of the utility model, the screw assembly hole (7) is a counter bore.
As a preferable technical scheme of the utility model, the screw assembly holes are arranged to sink 5.6mm, the sinking depth is used for storing the space of the screw cap, and the screw cap is prevented from being higher than the integral table top of the trunk.
As a preferable technical scheme of the utility model, the box body is made of plastic material, the material is made of polypropylene (PP) as a base material, and the added fiber material is glass fiber reinforced polypropylene, and the glass fiber content is 30%.
The utility model has the beneficial effects that: according to the utility model, the jack groove, the tire repair tool groove and the sundry groove are arranged on the box body, so that the tool box is not only used for storing a tool set, but also structurally strengthened by a vertical flanging structure formed by the concave design; the reinforcing ribs are radially arranged on the back of the box body, so that the functions of performance enhancement and glue guiding are achieved, and the water shrinkage groove arranged on the surface of the box body and corresponding to the reinforcing ribs can relieve the effect of shrinkage deformation of materials from heat to cold; the box body is also provided with a screw assembly hole for connecting with the car body steel frame, the screw assembly hole adopts sinking design, the sinking depth is used for storing the space of the screw cap, and the screw cap is prevented from being higher than the integral table top of the trunk; and the box body is provided with an R angle, the size of the R angle is not less than 5mm, the compression molding requirement is met, and the drawing angle of the box body is more than 3 degrees, so that the molding requirement is met.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below; throughout the drawings, the elements or portions are not necessarily drawn to actual scale.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the bottom view of the present utility model;
FIG. 3 is a slotted cross-sectional view of the present utility model;
FIG. 4 is an enlarged cross-sectional view of the reinforcing bar of the present utility model;
FIG. 5 is an assembly view of the present utility model with a vehicle body;
FIG. 6 is an exploded view of the present utility model and the article being packaged;
FIG. 7 is a diagram showing the distribution of screw mounting holes according to the present utility model.
In the figure: 1. a case body; 2. a tire repair tool groove; 3. a sundry tank; 4. a jack placement groove; 5. reinforcing ribs; 6. a groove; 7. screw assembly holes; 9. carrying foam; 11. a tool set.
Detailed Description
Example 1
As shown in fig. 1 to 7, the utility model discloses a fiber reinforced plastic rear tool box, which adopts the technical scheme that the tool box comprises a box body 1, wherein the material of the box body 1 is glass fiber reinforced polypropylene (PP) which is selected as a base material, and the added fiber material is glass fiber reinforced polypropylene, so that the glass fiber content is 30%, and the strength can be ensured while the weight is reduced.
Because the box body 1 is integrated into one piece, design has some big flutings to be the case of instrument in its main part, in order to guarantee the good mobility of material and avoid the production of defects such as lack material when shaping, the fillet size of box body 1 is not less than 5mm, the compression molding of being convenient for, box body 1 both sides have respectively designed a fluting, and one side is jack standing groove 4, and the another side is put the tire repair tool groove 2, and shallow fluting has still been seted up on the edge between two flutings simultaneously and has been regarded as debris groove 3, the draft angle of three fluting needs to be greater than 3 degrees, the compression molding of being convenient for, the three fluting designs respectively on the three edges of rectangle box body 1, still plays the effect that the structure is strengthened to the tool box owing to the vertical hem structure that the fluting formed except taking the effect.
In order to ensure good fluidity of materials during molding, the back of the box body 1 is also provided with a plurality of radial reinforcing ribs 5 which are connected to the storage box groove 6, the reinforcing ribs 5 play roles in guiding glue and enhancing performance, the height of the reinforcing ribs 5 is 13mm, the drawing angle is 3 degrees, the demolding requirement of the reinforcing ribs 5 is met, the root thickness of the reinforcing ribs 5 is 4mm, the lifting performance is further enhanced, the top of the reinforcing ribs 5 is also provided with pits with the depth of 0.7mm as water shrinkage grooves, and the effect of relieving shrinkage deformation caused by heat-to-cold conversion of materials is played.
In order to enable the box body 1 to be better connected with the car body steel frame, a plurality of evenly distributed screw assembly holes 7 are formed in the box body 1, the distribution positions of the screw assembly holes 7 are shown in fig. 7, the screw assembly holes 7 are arranged in a sinking mode of 5.6mm, the sinking depth is used as a storage space of an M6 screw cap, and the screw cap is prevented from being higher than the whole table top of the trunk.
And the CAE analysis software is used for analyzing the vibration mode and the strength performance of the finished tool box, and the material thickness, the number of the reinforcing ribs 5, the positions of the reinforcing ribs 5, the R angle, the flanging height and the concave-convex table height of the part are optimized through analysis so as to meet the verification of the reinforced structure of the weak part of the part.
The preparation process of the utility model firstly sucks the polypropylene material in the hopper into the charging barrel, the material is changed into a molten state through stirring and extrusion of a heating ring and a screw rod at about 250 ℃ in the charging barrel, then the fiber section with the length of about 30mm is added, and the material is heated and stirred in the charging barrel again to be in a uniform state. The raw materials in a uniform state are put into a die with the temperature of about 40 ℃ and are pressed and molded by using the pressure of 1000T/square meter. And forming the mounting hole site by means of laser cutting, punching and the like.
The sealing ring is stuck on the periphery of the box body 1 to meet the requirement of covering and sealing, and the box body 1 is connected with the car body through the mounting screw assembly holes 7 by using screws. After the installation, the bearing foam 9 of the tool set 11 and the tool set 11 are placed in the corresponding grooves, and the tool set 11 comprises a jack, a spanner and a trailer hook.
The mechanical connection according to the utility model is a customary practice adopted by the person skilled in the art, and the technical teaching can be obtained by a limited number of tests, which belongs to the common general knowledge.
The components not described in detail herein are prior art.
Although the specific embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes and modifications without inventive labor may be made within the scope of the present utility model without departing from the spirit of the present utility model, which is within the scope of the present utility model.
Claims (5)
1. A fiber reinforced plastic back tool box, characterized in that: including box body (1), be equipped with a plurality of flutings on box body (1), placed in the fluting and correspond instrument group (11), instrument group (11) with still be equipped with between the fluting and bear foam (9), the fluting includes jack standing groove (4), recess (6), tire repair tool groove (2) and debris groove (3), still be equipped with a plurality of strengthening ribs (5) on box body (1) back, strengthening rib (5) are radial setting, box body (1) surface is equipped with the shrink groove corresponding with strengthening rib (5) position.
2. A fiber reinforced plastic back tool box according to claim 1, wherein: the wall thickness of the main body of the box body (1) is not less than 2mm.
3. A fiber reinforced plastic back tool box according to claim 1, wherein: the box body (1) is provided with a round corner.
4. A fiber reinforced plastic back tool box according to claim 1, wherein: a plurality of screw assembly holes (7) are formed in the box body (1).
5. A fiber reinforced plastic back tool box according to claim 4, wherein: the screw assembly holes (7) are counter bores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320954491.8U CN220051788U (en) | 2023-04-25 | 2023-04-25 | Tool box behind fiber reinforced plastic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320954491.8U CN220051788U (en) | 2023-04-25 | 2023-04-25 | Tool box behind fiber reinforced plastic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220051788U true CN220051788U (en) | 2023-11-21 |
Family
ID=88786238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320954491.8U Active CN220051788U (en) | 2023-04-25 | 2023-04-25 | Tool box behind fiber reinforced plastic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220051788U (en) |
-
2023
- 2023-04-25 CN CN202320954491.8U patent/CN220051788U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |