CN212021403U - Mixed III 50 th percentile dummy right knee skin mold - Google Patents
Mixed III 50 th percentile dummy right knee skin mold Download PDFInfo
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- CN212021403U CN212021403U CN202020099633.3U CN202020099633U CN212021403U CN 212021403 U CN212021403 U CN 212021403U CN 202020099633 U CN202020099633 U CN 202020099633U CN 212021403 U CN212021403 U CN 212021403U
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Abstract
The utility model relates to the field of automobile safety detection, in particular to a mixed III 50 th percentile dummy right knee skin mould, which comprises a left mould box and a right mould box which are arranged in bilateral symmetry, wherein the left mould box and the right mould box together form a hollow cylindrical mould box with an open upper end and a lower end, a mould bottom plate is arranged at the bottom of the mould box, an upper mould cover plate is arranged at the top of the mould box, a left mould core and a right mould core are symmetrically arranged in a cavity, a knee joint mould core is arranged between the left mould core and the right mould core, the knee joint mould core is detachably connected with the upper mould cover plate, a knee joint nest insert block is correspondingly arranged in a square hole enclosed by the left mould box, the right mould box and the upper mould cover plate, one end of an assembling hole bolt is fixed on the knee joint mould core, the other end extends out of the outer circular surface of the mould box, a pouring hole which runs through the, the utility model discloses simple structure alleviates working strength when knee skin produces, improves work efficiency.
Description
Technical Field
The utility model relates to an automobile safety inspection field especially relates to a mix III 50 th percentile dummy right knee skin mould.
Background
With the continuous improvement of the quality of life, people have higher requirements on the safety performance of automobiles. Therefore, it is necessary to explore and develop better automobile safety test tools, and provide more scientific test basis for improvement and judgment of automobile safety. Currently, the mixed III 50 th percentile dummy has become an indispensable test device for evaluating the safety of automobile collision.
In an automobile collision test, the skin of a dummy is used as a bionic material and is the first defense line of the dummy, factors such as the shape, the material, the manufacturing process and the like of the skin of the dummy have great influence on a test result, in order to ensure that the dummy has vivid bionic characteristics, the skin of the knee of the dummy is used for simulating the skin and muscle tissues of the surface layer of the knee of a human body, the skin surface layer of the knee of the dummy is made of a PVC material and is wrapped by a polyurethane foam material, and cavities and holes are required to be reserved for assembling with parts such as the knee joint, the calf, the thigh and the like of the dummy, so that the skin of the knee of the dummy has a specific shape structure.
The knee skin is molded by casting, and the existing knee skin silica gel mold has the defects of short service life and poor high temperature resistance, so that the existing knee skin silica gel mold is necessary to independently develop a mixed III 50 th percentile dummy knee skin mold by combining the appearance structure size of the knee skin.
Disclosure of Invention
In order to solve the problem in the background art, the utility model provides a mix III 50 th percentile dummy right knee skin mould can produce the mixed III 50 th percentile dummy right knee skin that accords with anthropometry data through this mould.
The purpose of the utility model is realized through the following technical scheme:
a mixed III-50 th percentile dummy right knee skin die comprises a die right die box, an assembly hole bolt, a die upper cover plate, a knee joint nest insert, a die left die box, a die bottom plate, a left side core, a right side core and a knee joint core, wherein the die left die box and the die right die box are arranged in a bilateral symmetry manner, the die left die box and the die right die box jointly form a hollow cylindrical die box with an open upper end and a lower end, the die bottom plate is arranged at the bottom of the die box, the die upper cover plate is arranged at the top of the die box, the left side core and the right side core are symmetrically arranged in a cavity of the die box, the opposite surfaces of the left side core and the right side core are planes, the left side core and the inner wall of the die left die box, the right side core and the inner wall of the die right die box are respectively detachably connected, the knee joint core is arranged between the left side core and the right side core, the, the left side plane and the right side plane of the knee joint mold core are respectively attached to the left side mold core and the right side mold core, square notches are arranged on the upper portions of the vertical contact surfaces of the left mold box and the right mold box of the mold, a knee joint pit is correspondingly arranged in a square hole formed by the square notches and the upper cover plate, the inner surface of the knee joint pit is inserted into the left side mold core and the right side mold core, the right side mold core is in contact with the right side mold core, through holes are formed in the positions, opposite to the knee joint pit, of the vertical contact surfaces of the left mold box and the right mold box of the mold, one end of an assembly hole bolt penetrates through the through holes to be fixed on the knee joint mold core, the other end of the assembly hole bolt extends out of.
Furthermore, a threaded hole is formed in one side, facing the through hole, of the upper portion of the side face of the knee joint mold core, and the threaded hole is in threaded connection with one end of the assembling hole plug pin.
Furthermore, the lower parts of the inner side walls of the left mold box and the right mold box of the mold are respectively provided with a clamping hole, the lower parts of the side walls of the left mold core and the right mold core are respectively and correspondingly provided with a clamping block matched with the clamping hole, and the left mold core and the left mold box of the mold are connected with each other through the clamping of the clamping blocks and the inner walls of the right mold core and the right mold box of the mold are connected with each other through the clamping blocks.
Further, the bottoms of the left mold box, the right mold box, the left mold core and the right mold core of the mold are respectively fixed on the bottom plate of the mold through screws.
Furthermore, a cylindrical central boss extending downwards is arranged in the center of the bottom of the upper cover plate of the die, cylindrical second bosses are symmetrically arranged on two sides of the central boss, and the positions of the second bosses correspond to the positions of the two counter bores for assembling and positioning the skin of the right knee and the thigh and are distributed from top to bottom.
Furthermore, a square boss extending downwards is arranged at the center of the bottom of the central boss, a positioning hole is formed in the middle of the square boss, the upper end of the positioning hole extends to the top of the upper cover plate of the mold, the lower end of the positioning hole is communicated with the cavity of the mold box, a square groove matched with the square boss is formed in the top of the knee joint mold core, the positioning hole penetrates through the central boss and the square boss, and the square boss is fixedly connected with the knee joint mold core and the upper cover plate of the mold through a screw penetrating through the positioning hole after being inserted into the square groove.
Furthermore, two pouring holes penetrating through the upper cover plate of the mold are formed in the upper cover plate of the mold at intervals, and pouring hole cover plates are respectively arranged at the two pouring holes and are fixed to the top of the upper cover of the mold through screws.
According to the above technical scheme, the utility model has the advantages of as follows:
1. the mould provided by the utility model has simple structure, selects aluminum alloy as the material, has small mass, reduces the working strength during production and improves the working efficiency;
2. the utility model provides a mould which comprises a left mould box and a right mould box, the parting structure is convenient for demoulding knee skin, the raw material overflow is less, and the practicability is strong; when the mould is disassembled, the left mould box, the right mould box, the left mould core and the right mould core of the mould do not need to be disassembled, the knee skin is wrapped on the knee joint mould core, the upper mould cover plate, the left mould box, the right mould box and the knee joint nest insert can be disassembled through connecting the upper mould cover plate, the left mould box, the right mould box and the screws of the knee joint nest insert and the mould box, and the upper mould cover plate, the knee joint mould core and the knee skin can be directly taken down.
3. The utility model provides a mould plug hole is located the top of mould, can furthest to the air escape in the mould, makes the skin raw and other materials of pouring be full of the mould, and the plug hole position is reasonable, improves the yields of knee skin production.
Drawings
Fig. 1 is an isometric view of the present invention;
fig. 2 is an exploded view of the present invention;
FIG. 3 is a schematic structural view of the upper cover plate of the middle mold of the present invention;
in the above figures: 1-molding a right molding box of a mold; 2-assembling a hole bolt; 3-an upper cover plate of the mould; 4-pouring a hole cover plate; 5-knee socket insert; 6-left mould box of mould; 7-a mould bottom plate; 8-left side core; 9-right side core; 10-knee joint core.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The utility model provides a mix III 50 th percentile dummy right knee skin mould, its structure is shown in figure 1 and figure 2, including mould right side type case 1, pilot hole bolt 2, mould upper cover plate 3, knee joint nest insert 5, mould left side type case 6, mould bottom plate 7, left side core 8, right side core 9, knee joint core 10, mould left side type case 6 and mould right side type case 1 bilateral symmetry set up, mould left side type case 6 and mould right side type case 1 form a upper and lower end open and hollow cylindrical mould case together, mould bottom plate 7 sets up in the bottom of the mould case, mould upper cover plate 3 sets up in the top of the mould case; the left core 8 and the right core 9 are symmetrically arranged in a cavity of the mold box, the opposite surfaces of the left core 8 and the right core 9 are planes, and the left core 8 and the inner wall of the left mold box 6 of the mold and the right core 9 and the inner wall of the right mold box 1 of the mold are respectively detachably connected; a knee joint mold core 10 is arranged between the left mold core 8 and the right mold core 9, the top of the knee joint mold core 10 is detachably connected with the bottom of the upper mold cover plate 3, and the left side plane and the right side plane of the knee joint mold core 10 are respectively flush with the opposite surfaces of the left mold core 8 and the right mold core 9; a square notch is arranged at the upper part of the vertical contact surface of the left mould box 6 and the right mould box 1, a knee joint socket insert 5 is correspondingly arranged in a square hole enclosed by the square notch and the upper cover plate, and the inner surface of the knee joint socket insert 5 is in contact with a left side mold core 8 and a right side mold core 9; the position of the vertical contact surface of the left mould box 6 and the right mould box 1, which is opposite to the knee joint nest insert 5, is provided with a through hole, one end of the assembly hole bolt 2 passes through the through hole and is fixed on the knee joint core 10, the other end of the assembly hole bolt extends out of the outer circular surface of the mould box, the upper cover plate 3 of the mould is provided with a pouring hole which penetrates through the upper cover plate 3 of the mould, and the lower end of the pouring hole is communicated with the cavity of the mould box.
A threaded hole is formed in the upper side of the side surface of the knee joint core 10 facing the through hole, and the threaded hole is in threaded connection with one end of the assembly hole plug pin 2.
The lower part of the inner side wall of the left mold box 6 and the right mold box 1 of the mold is respectively provided with a clamping hole, the lower parts of the side walls of the left mold core 8 and the right mold core 9 are respectively and correspondingly provided with a clamping block matched with the clamping hole, and the inner walls of the left mold core 8 and the left mold box 6 of the mold and the inner walls of the right mold core 9 and the right mold box 1 of the mold are respectively connected in a clamping manner.
The bottoms of the left mold box 6, the right mold box 1, the left mold core 8 and the right mold core 9 are respectively fixed on the bottom plate 7 of the mold through screws.
As shown in fig. 3, a cylindrical central boss extending downwards is arranged at the center of the bottom of the upper cover plate 3 of the mold, cylindrical second bosses are symmetrically arranged at two sides of the central boss, the positions of the second bosses correspond to the positions of two counter bores for assembling and positioning the skin of the right knee and the thigh, and are distributed from the upper left to the lower right, a square boss extending downwards is arranged at the center of the bottom of the central boss, a square groove matched with the square boss is arranged at the top of the knee joint mold core 10, a positioning hole is arranged in the middle of the square boss, the upper end of the positioning hole extends to the top of the upper cover plate 3 of the mold, the lower end of the positioning hole is communicated with the cavity of the mold box, the positioning hole penetrates through the central boss and the square boss, a square groove matched with the square boss is arranged at the top of the knee joint mold core 10, and, after the square boss is inserted into the square groove, the knee joint mold core 10 is fixedly connected with the upper mold cover plate 3 through screws penetrating through the positioning holes, and the knee joint mold core 10 is prevented from deflecting relative to the upper mold cover plate 3.
Two pouring holes penetrating through the upper cover plate 3 of the mold are arranged on the upper cover plate 3 of the mold at intervals, the two pouring holes are respectively positioned at two sides of the upper end part of the positioning hole, the two pouring hole positions are respectively provided with a pouring hole cover plate 4, and the pouring hole cover plate 4 is fixed at the top of the upper cover of the mold through screws.
The utility model discloses an assembly process as follows:
inserting a right-side mold core 9 into a clamping hole at the bottom of a right-side mold box 1 of the mold, respectively fixing the right-side mold core 9 and the right-side mold box 1 of the mold on a mold bottom plate 7 through screws, repeating the steps, fixing a left-side mold core 8 and a left-side mold box 6 of the mold on the mold bottom plate 7, fixing an upper cover plate 3 of the mold and a knee-joint mold core 10 through screws penetrating in positioning holes, enabling a threaded hole at the upper part of the side surface of the knee-joint mold core 10 to face a through hole on the contact surface of the left-side mold box 6 of the mold and the right-side mold box 1 of the mold, enabling an assembling hole bolt 2 to penetrate through the through hole and be fixed on the knee-joint mold core 10, inserting a knee-joint nest insert 5 into a square hole formed by the left-side mold box 6 of the mold, the right-, the right mould box 1, the knee joint nest insert 5 and the upper mould cover plate 3 are locked.
The utility model provides a mould equipment accomplishes the back, injects raw and other materials into to the cavity that mould left side type case 6 and mould right side type case 1 formed from the pouring hole, then seals two pouring holes with pouring hole apron 4, and the mould is put into the oven at last and is toasted taking out the mould after the certain time and demolish and can obtain required knee skin.
In a word, the utility model discloses can accomplish the preparation of the right knee skin of mixing III 50 th percentile dummy, simple structure easily realizes, can provide the reference for the perfection of china's automobile test collision dummy production technology system. Along with the development of automobile dummy, the utility model discloses also be convenient for carry out secondary development, adaptation dummy's that can be fine change.
Although the present invention has been described in detail with reference to the preferred embodiments thereof, it should be understood by those skilled in the art that the above-described embodiments are merely illustrative of exemplary implementations of the present invention and are not intended to limit the scope of the present invention. The details in the embodiments do not constitute the limitations of the scope of the present invention, and any obvious changes such as equivalent transformation, simple replacement, etc. based on the technical solution of the present invention all fall within the protection scope of the present invention without departing from the spirit and scope of the present invention.
Claims (7)
1. A hybrid iii 50 th percentile dummy right knee skin mold, the right knee skin mold comprising:
the mould comprises a mould right mould box (1), an assembling hole bolt (2), a mould upper cover plate (3), a knee joint nest insert (5), a mould left mould box (6), a mould bottom plate (7), a left side mould core (8), a right side mould core (9) and a knee joint mould core (10);
the left mold box (6) and the right mold box (1) are arranged in a bilateral symmetry mode, the left mold box (6) and the right mold box (1) jointly form a hollow cylindrical mold box with an opening at the upper end and the lower end, the mold bottom plate (7) is arranged at the bottom of the mold box, and the mold upper cover plate (3) is arranged at the top of the mold box; the left side mold core (8) and the right side mold core (9) are symmetrically arranged in a cavity of the mold box, the opposite surfaces of the left side mold core (8) and the right side mold core (9) are planes, and the left side mold core (8) and the inner wall of the left mold box (6) of the mold and the right side mold core (9) and the inner wall of the right mold box (1) of the mold are detachably connected respectively; a knee joint mold core (10) is arranged between the left mold core (8) and the right mold core (9), the top of the knee joint mold core (10) is detachably connected with the bottom of the upper mold cover plate (3), and the left and right side planes of the knee joint mold core (10) are respectively aligned with the opposite surfaces of the left mold core (8) and the right mold core (9); a square notch is formed in the upper part of the vertical contact surface of the left mould box (6) and the right mould box (1), a knee joint socket insert (5) is correspondingly arranged in a square hole defined by the square notch and the upper cover plate, and the inner surface of the knee joint socket insert (5) is in contact with a left side mold core (8) and a right side mold core (9); through holes are formed in the vertical contact surface of the left mold box (6) and the right mold box (1) of the mold and are opposite to the knee joint nest insert (5), one end of an assembling hole bolt (2) penetrates through the through holes to be fixed on a knee joint mold core (10), and the other end of the assembling hole bolt extends out of the outer circular surface of the mold box; a pouring hole penetrating through the upper cover plate (3) of the mold is arranged on the upper cover plate (3) of the mold, and the lower end of the pouring hole is communicated with a cavity of the mold box.
2. The mixed III th percentile dummy right knee skin mould as claimed in claim 1, wherein a threaded hole is provided on the side of the upper part of the side surface of the knee joint core (10) facing the through hole, and the threaded hole is in threaded connection with one end of the assembly hole plug pin (2).
3. The right knee skin mould for the 50 th percentile mixed dummy according to claim 1, wherein clamping holes are respectively formed in the lower portions of the inner side walls of the left mould box (6) and the right mould box (1), clamping blocks matched with the clamping holes are respectively arranged on the lower portions of the side walls of the left side core (8) and the right side core (9), and the left side core (8) is connected with the inner wall of the left mould box (6) in a clamping mode, and the right side core (9) is connected with the inner wall of the right mould box (1) in a clamping mode.
4. The mixed III th 50 th percentile dummy right knee skin mold according to claim 1, wherein the bottoms of the mold left molding box (6), the mold right molding box (1), the mold left side core (8) and the mold right side core (9) are respectively fixed on the mold bottom plate (7) through screws.
5. The mixed III 50 th percentile dummy right knee skin mould as claimed in claim 1, wherein a cylindrical central boss extending downwards is arranged at the center of the bottom of the upper cover plate (3) of the mould, and cylindrical second bosses are symmetrically arranged at two sides of the central boss.
6. The mixed III 50 th percentile dummy right knee skin mould as claimed in claim 5, wherein a downward extending square boss is arranged at the bottom center of the center boss, a positioning hole is arranged in the middle of the square boss, the upper end of the positioning hole extends to the top of the upper cover plate (3) of the mould, the lower end of the positioning hole is communicated with the cavity of the mould box, and a square groove matched with the square boss is arranged at the top of the knee joint mould core (10).
7. The mixed III th 50 th percentile dummy right knee skin mold according to claim 1, wherein two pouring holes penetrating through the mold upper cover plate (3) are arranged on the mold upper cover plate (3) at intervals, a pouring hole cover plate (4) is respectively arranged at the two pouring holes, and the pouring hole cover plate (4) is fixed on the top of the mold upper cover plate through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020099633.3U CN212021403U (en) | 2020-01-16 | 2020-01-16 | Mixed III 50 th percentile dummy right knee skin mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020099633.3U CN212021403U (en) | 2020-01-16 | 2020-01-16 | Mixed III 50 th percentile dummy right knee skin mold |
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| CN212021403U true CN212021403U (en) | 2020-11-27 |
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| CN202020099633.3U Active CN212021403U (en) | 2020-01-16 | 2020-01-16 | Mixed III 50 th percentile dummy right knee skin mold |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114323678A (en) * | 2021-12-13 | 2022-04-12 | 中国汽车技术研究中心有限公司 | Knee structure for crash dummy and adjustment method |
| CN114986767A (en) * | 2022-07-21 | 2022-09-02 | 中汽研汽车检验中心（天津）有限公司 | Method, device and storage medium for filling skin layer of automobile crash dummy |
-
2020
- 2020-01-16 CN CN202020099633.3U patent/CN212021403U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114323678A (en) * | 2021-12-13 | 2022-04-12 | 中国汽车技术研究中心有限公司 | Knee structure for crash dummy and adjustment method |
| CN114323678B (en) * | 2021-12-13 | 2024-04-09 | 中国汽车技术研究中心有限公司 | Knee structure for collision dummy and adjustment method |
| CN114986767A (en) * | 2022-07-21 | 2022-09-02 | 中汽研汽车检验中心（天津）有限公司 | Method, device and storage medium for filling skin layer of automobile crash dummy |
| CN114986767B (en) * | 2022-07-21 | 2022-10-14 | 中汽研汽车检验中心（天津）有限公司 | Method, device and storage medium for filling skin layer of automobile crash dummy |
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