CN223834955U - High-speed secondary ejection demoulding injection mould for automobile front bumper lower body plastic part - Google Patents
High-speed secondary ejection demoulding injection mould for automobile front bumper lower body plastic partInfo
- Publication number
- CN223834955U CN223834955U CN202520418878.0U CN202520418878U CN223834955U CN 223834955 U CN223834955 U CN 223834955U CN 202520418878 U CN202520418878 U CN 202520418878U CN 223834955 U CN223834955 U CN 223834955U
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- ejector
- ejection
- plate
- ejector rod
- front bumper
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Abstract
The utility model provides a high-speed secondary ejection demoulding injection mould for a lower body plastic part of an automobile front bumper, and belongs to the technical field of moulds. The automobile bumper lower body plastic part forming device comprises a lower die plate, wherein a forming cavity for forming an automobile bumper lower body plastic part through injection molding is formed in the lower die plate, two auxiliary ejection mechanisms are arranged on the front side of the forming cavity, the auxiliary ejection mechanisms are connected with an ejection plate on the lower side of the lower die plate, each auxiliary ejection mechanism comprises an ejection block and an ejection rod, and the bottoms of the ejection rods are connected with the ejection plate through a height adjusting assembly. The auxiliary ejection mechanism can apply thrust to the outer edge position of the front side of the product before the product is integrally ejected so that the outer edge of the product can be separated from the lower die plate, the outer edge position is prevented from being damaged during the ejection of the product, the height of the ejector block can be adjusted by the height adjusting assembly during the installation of the ejector rod and the ejector block, and the installation of the ejector block and the ejector rod can be smoothly completed when the size of the ejector rod deviates.
Description
Technical Field
The utility model belongs to the technical field of molds, and relates to a high-speed secondary ejection demolding injection mold for a lower body plastic part of an automobile front bumper.
Background
The body is moulded under the automobile front bumper and is moulded the piece generally through mould injection moulding, and the ejecting of body is moulded under the automobile front bumper divide into two steps, and the outer position that is followed the position and is broken away from with the lower bolster to the outer position that apply thrust of product front side through supplementary ejection mechanism earlier, and rethread ejection mechanism wholly decides out the product, but among the prior art, the height of ejector pin can't be adjusted temporarily to auxiliary ejection mechanism when the installation, when the ejector pin manufacturing has the error, can make auxiliary ejection mechanism unable adaptation mould.
The invention discloses a secondary ejection mechanism for an automobile bumper assembly hole [ application number: 201020553814.5] which comprises an upper compound plate and a lower compound plate of a die, wherein the lower compound plate is connected with a cavity plate, a die foot is arranged on the lower compound plate, a top plate is arranged in the die foot, a straight ejector rod is connected to the top plate, a core plate is arranged on the die foot, a core insert is arranged on the core plate, a molded automobile bumper is arranged between the core insert, the core plate and the cavity plate, an assembly hole is formed in the bumper, the straight ejector rod is connected with a straight ejector block, an assembly Kong Xinzi is arranged on the straight ejector block, an assembly hole core is matched with the bumper assembly hole.
Disclosure of utility model
The utility model aims to solve the problems and provides a high-speed secondary ejection demoulding injection mould for a lower body plastic part of an automobile front bumper.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a body mould a high-speed secondary ejection drawing of patterns injection mold under car front bumper, includes the lower bolster, the lower bolster on be provided with the shaping chamber that is used for moulding plastics and form the body mould under the car front bumper, shaping chamber front side be provided with two supplementary ejection mechanism, supplementary ejection mechanism link to each other with the liftout plate of lower bolster downside, supplementary ejection mechanism include kicking block and ejector pin, ejector pin bottom link to each other with the liftout plate through altitude mixture control subassembly.
In the high-speed secondary ejection demoulding injection mould of the lower body plastic part of the automobile front bumper, the height adjusting assembly comprises an ejector rod connecting structure and an ejector plate connecting structure, and the ejector plate connecting structure is rotationally connected with the ejector rod connecting structure.
In the high-speed secondary ejection demoulding injection mould of the lower body plastic part of the automobile front bumper, the ejector rod connecting structure comprises an upper sliding sleeve and an inner adjusting column, the top end of the inner adjusting column is inserted into the bottom of the upper sliding sleeve and is in threaded connection with the upper sliding sleeve, and the bottom of the ejector rod penetrates through an end cover at the top of the upper sliding sleeve and is connected with the inner adjusting column.
In the high-speed secondary ejection demoulding injection mould of the automobile front bumper lower body plastic part, the ejector plate connecting structure comprises a connecting seat fixed at the bottom of the ejector plate, a groove is formed in one side, close to the ejector rod, of the connecting seat, a rotating shaft is horizontally arranged at the bottom of the groove, a rotating plate capable of rotating by taking the rotating shaft as a rotating center is further arranged in the groove, and the rotating plate is connected with the middle part of the inner adjusting column.
In the high-speed secondary ejection demoulding injection mould of the lower body plastic part of the automobile front bumper, two clamping grooves which are concavely arranged inwards are symmetrically formed in the two sides of the middle of the inner adjusting column, and two connecting blocks which are inserted into the clamping grooves are convexly arranged on one side of the rotating plate, close to the ejector rod.
In the high-speed secondary ejection demoulding injection mould for the lower body plastic part of the automobile front bumper, the bottom of the inner adjusting column is provided with a fastening screw fixedly connected with the bottom end of the ejector rod.
In the high-speed secondary ejection demoulding injection mould of the lower body plastic part of the automobile front bumper, the diameter of the end cover is larger than that of the upper sliding sleeve, the upper sliding sleeve is inserted into the ejector plate and is in sliding connection with the ejector plate, the bottom of the end cover abuts against the ejector plate, and the part of the end cover protruding out of the upper sliding sleeve is fixedly connected with the ejector plate through a plurality of bolts.
In the high-speed secondary ejection demoulding injection mould for the lower body plastic part of the automobile front bumper, the diameter of the lower section of the ejector rod is smaller than that of the upper section of the ejector rod.
In the high-speed secondary ejection demoulding injection mould for the lower body plastic part of the automobile front bumper, the ejector block and the ejector rod are connected through the detachable connecting structure.
In the high-speed ejecting drawing of patterns injection mold of body plastic part under the above-mentioned car front bumper, detachable connection structure include inwards sunken the joint groove that sets up in the ejector pin lateral part, ejector pad be close to joint groove one side and be provided with the fixed block mounting groove, the fixed block mounting inslot be fixed with the fixture block that the inner inserted to the joint inslot through a plurality of bolts detachably.
Compared with the prior art, the utility model has the advantages that:
1. The auxiliary ejection mechanism can apply thrust to the outer edge position of the front side of the product before the product is integrally ejected so that the outer edge of the product can be separated from the lower die plate, the outer edge position is prevented from being damaged during the ejection of the product, the height of the ejector block can be adjusted by the height adjusting assembly during the installation of the ejector rod and the ejector block, and the installation of the ejector block and the ejector rod can be smoothly completed when the size of the ejector rod deviates.
2. The ejector rod connecting structure is connected with the ejector rod, the ejector plate connecting structure is connected with the ejector plate, and the ejector rod connecting structure is rotationally connected with the ejector plate connecting structure to adjust the height of the ejector rod.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
FIG. 1 is a schematic view of the structure of a lower die plate;
FIG. 2 is a schematic view of a partial structure of the lower die plate;
FIG. 3 is a cross-sectional view of the lower die plate;
FIG. 4 is an enlarged schematic view at A in FIG. 3;
FIG. 5 is a schematic structural view of an auxiliary ejection mechanism;
Fig. 6 is a partial schematic view of the auxiliary ejection mechanism.
In the figure, a lower die plate 1, a forming cavity 2, an auxiliary ejection mechanism 3, an ejection plate 4, an ejection block 5, an ejection rod 6, a height adjusting assembly 7, an ejection rod connecting structure 8, an ejection plate connecting structure 9, an upper sliding sleeve 10, an inner adjusting column 11, an end cover 12, a connecting seat 13, a groove 14, a rotating shaft 15, a rotating plate 16, a clamping groove 17, a connecting block 18, a fastening screw 19, a clamping groove 20, a fixed block mounting groove 21 and a clamping block 22.
Detailed Description
As shown in fig. 1-6, a high-speed secondary ejection demoulding injection mould for a lower body plastic part of an automobile front bumper comprises a lower template 1, wherein a forming cavity 2 for forming the lower body plastic part of the automobile front bumper by injection moulding is arranged on the lower template 1, two auxiliary ejection mechanisms 3 are arranged on the front side of the forming cavity 2, the auxiliary ejection mechanisms 3 are connected with an ejection plate 4 on the lower side of the lower template 1, the auxiliary ejection mechanisms 3 comprise an ejection block 5 and an ejection rod 6, and the bottom of the ejection rod 6 is connected with the ejection plate 4 through a height adjusting assembly 7.
In the utility model, the auxiliary ejection mechanism 3 can apply thrust to the outer edge position of the front side of the product before the product is integrally ejected so that the outer edge of the product can be separated from the lower die plate, the outer edge position is prevented from being damaged when the product is ejected, and the height adjusting assembly can adjust the height of the ejector block when the ejector rod and the ejector block are installed, thereby being convenient for smoothly completing the installation of the ejector block and the ejector rod when the size of the ejector rod is short.
Specifically, the height adjusting assembly 7 comprises a push rod connecting structure 8 and a push rod connecting structure 9, and the push rod connecting structure 9 is rotationally connected with the push rod connecting structure 8. The ejector rod connecting structure 8 is connected with the ejector rod, the ejector plate connecting structure 9 is connected with the ejector plate, and the ejector rod connecting structure 8 is rotationally connected with the ejector plate connecting structure 9 to adjust the height of the ejector rod.
Specifically, the ejector rod connecting structure 8 comprises an upper sliding sleeve 10 and an inner adjusting column 11, wherein the top end of the inner adjusting column 11 is inserted into the bottom of the upper sliding sleeve 10 and is in threaded connection with the upper sliding sleeve 10, and the bottom of the ejector rod 6 penetrates through an end cover 12 at the top of the upper sliding sleeve 10 and is connected with the inner adjusting column 11. The inner adjusting column 11 can be screwed into or out of the upper sliding sleeve by rotating the upper sliding sleeve 10, the inner adjusting column can be screwed into or out of the upper sliding sleeve to enable the height of the ejector rod to be increased or reduced relative to the upper sliding sleeve, and when the upper sliding sleeve keeps unchanged in height, the height of the ejector rod can be increased or reduced relative to the upper sliding sleeve to enable the height of the ejector rod to be adjusted.
Specifically speaking, the ejector plate connecting structure 9 comprises a connecting seat 13 fixed at the bottom of the ejector plate 4, a groove 14 is formed in one side, close to the ejector rod 6, of the connecting seat 13, a rotating shaft 15 is horizontally arranged at the bottom of the groove 14, a rotating plate 16 capable of rotating by taking the rotating shaft 15 as a rotation center is further arranged in the groove 14, and the rotating plate 16 is connected with the middle part of the inner adjusting column 11. The rotating plate can enable the inner adjusting rod to move upwards or downwards so as to adjust the height of the ejector rod, after the inner adjusting rod moves, the upper sliding sleeve is rotated to abut against the bottom of the end cover and the ejector plate, and then the end cover and the ejector plate are fixed through bolts, so that the locking and positioning of the adjusted position of the ejector rod can be achieved.
Specifically, two clamping grooves 17 concavely arranged inwards are symmetrically arranged on two sides of the middle part of the inner adjusting column 11, and two connecting blocks 18 inserted into the clamping grooves 17 are convexly arranged on one side of the rotating plate 16 close to the ejector rod 6. Two connecting blocks on the rotating plate are inserted into the clamping grooves, so that the connection between the rotating plate and the inner adjusting column can be realized, and the installation is convenient.
Specifically, the bottom of the inner adjusting column 11 is provided with a fastening screw 19 fixedly connected with the bottom end of the ejector rod 6.
Specifically, the diameter of the end cover 12 is larger than that of the upper sliding sleeve 10, the upper sliding sleeve 10 is inserted into the ejector plate 4 and is in sliding connection with the ejector plate 4, the bottom of the end cover 12 abuts against the ejector plate 4, the part of the end cover 12 protruding out of the upper sliding sleeve 10 is fixedly connected with the ejector plate 4 through a plurality of bolts, and the fixing of the ejector rod and the inner adjusting column can be achieved.
Specifically, the diameter of the lower section of the jack 6 is smaller than the diameter of the upper section of the jack 6.
Preferably, the ejector block 5 and the ejector rod 6 are connected through a detachable connection structure, the detachable connection structure comprises a clamping groove 20 which is concavely arranged at the side part of the ejector rod 6, a fixed block mounting groove 21 is arranged at one side, close to the clamping groove 20, of the ejector block 5, and a clamping block 22, of which the inner end is inserted into the clamping groove 20, is detachably fixed in the fixed block mounting groove 21 through a plurality of bolts. Can realize the detachable connection of kicking block and ejector pin through the cooperation of fixture block and draw-in groove, can conveniently dismantle.
The auxiliary ejection mechanism 3 can apply thrust to the outer edge position of the front side of the product before the product is integrally ejected so that the outer edge of the product can be separated from the lower template, the outer edge position is prevented from being damaged when the product is ejected, the height adjusting component can adjust the height of the ejector block when the ejector rod and the ejector block are installed, and the installation of the ejector block and the ejector rod can be smoothly completed when the size of the ejector rod is short;
The ejector rod connecting structure 8 is connected with the ejector rod, the ejector plate connecting structure 9 is connected with the ejector plate, and the ejector rod connecting structure 8 is rotationally connected with the ejector plate connecting structure 9 to adjust the height of the ejector rod;
The inner adjusting column 11 can be screwed into or out of the upper sliding sleeve by rotating the upper sliding sleeve 10, the height of the ejector rod can be increased or reduced relative to the upper sliding sleeve by screwing or unscrewing the inner adjusting column from the upper sliding sleeve, and when the height of the upper sliding sleeve is kept unchanged, the height of the ejector rod can be increased or reduced relative to the upper sliding sleeve, so that the height of the ejector rod can be adjusted;
The rotating plate can enable the inner adjusting rod to move upwards or downwards so as to adjust the height of the ejector rod, after the inner adjusting rod is moved, the upper sliding sleeve is rotated to be abutted against the bottom of the end cover and the ejector plate, then the end cover and the ejector plate are fixed through bolts, so that the locking and positioning of the adjusted ejector rod position can be realized, and the two connecting blocks on the rotating plate are inserted into the clamping grooves so as to realize the connection between the rotating plate and the inner adjusting column, and the rotating plate is convenient to install;
can realize the detachable connection of kicking block and ejector pin through the cooperation of fixture block and draw-in groove, can conveniently dismantle.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Although the lower die plate 1, the molding cavity 2, the auxiliary ejection mechanism 3, the ejector plate 4, the ejector block 5, the ejector pin 6, the height adjusting assembly 7, the ejector pin connecting structure 8, the ejector plate connecting structure 9, the upper slide bush 10, the inner adjusting post 11, the end cap 12, the connecting seat 13, the groove 14, the rotating shaft 15, the rotating plate 16, the clamping groove 17, the connecting block 18, the fastening screw 19, the clamping groove 20, the fixing block mounting groove 21, the clamping block 22, and the like are used more herein, these terms are used only for convenience of description and explanation of the essence of the present utility model, and are to be interpreted as any additional limitations against the spirit of the present utility model.
Claims (10)
1. The utility model provides a body mould ejecting drawing of patterns injection mold of high-speed secondary under car front bumper, includes lower bolster (1), its characterized in that, lower bolster (1) on be provided with and be used for moulding plastics and form shaping chamber (2) of body mould under car front bumper, shaping chamber (2) front side be provided with two supplementary ejection mechanism (3), supplementary ejection mechanism (3) link to each other with ejector plate (4) of lower bolster (1) downside, supplementary ejection mechanism (3) include ejector block (5) and ejector pin (6), ejector pin (6) bottom link to each other with ejector plate (4) through high adjusting part (7).
2. The high-speed secondary ejection and demolding injection mold for the automobile front bumper lower body plastic part according to claim 1, wherein the height adjusting assembly (7) comprises an ejector rod connecting structure (8) and an ejector plate connecting structure (9), and the ejector plate connecting structure (9) is rotationally connected with the ejector rod connecting structure (8).
3. The high-speed secondary ejection demoulding injection mould for the automobile front bumper lower body plastic part according to claim 2, wherein the ejector rod connecting structure (8) comprises an upper sliding sleeve (10) and an inner adjusting column (11), the top end of the inner adjusting column (11) is inserted into the bottom of the upper sliding sleeve (10) and is in threaded connection with the upper sliding sleeve (10), and the bottom of the ejector rod (6) penetrates through an end cover (12) at the top of the upper sliding sleeve (10) and is connected with the inner adjusting column (11).
4. The high-speed secondary ejection demoulding injection mould for the automobile front bumper lower body plastic part according to claim 3, wherein the ejector plate connecting structure (9) comprises a connecting seat (13) fixed at the bottom of the ejector plate (4), a groove (14) is formed in one side, close to the ejector rod (6), of the connecting seat (13), a rotating shaft (15) is horizontally arranged at the bottom of the groove (14), a rotating plate (16) capable of rotating by taking the rotating shaft (15) as a rotation center is further arranged in the groove (14), and the rotating plate (16) is connected with the middle part of the inner adjusting column (11).
5. The high-speed secondary ejection demoulding injection mould for the automobile front bumper lower body plastic part according to claim 4, wherein two clamping grooves (17) which are concavely arranged inwards are symmetrically arranged on two sides of the middle part of the inner adjusting column (11), and two connecting blocks (18) which are inserted into the clamping grooves (17) are convexly arranged on one side of the rotating plate (16) close to the ejector rod (6).
6. The high-speed secondary ejection demoulding injection mould for the automobile front bumper lower body plastic part according to claim 3, wherein the bottom of the inner adjusting column (11) is provided with a fastening screw (19) fixedly connected with the bottom end of the ejector rod (6).
7. The high-speed secondary ejection demoulding injection mould for the automobile front bumper lower body plastic part according to claim 3, wherein the diameter of the end cover (12) is larger than that of the upper sliding sleeve (10), the upper sliding sleeve (10) is inserted into the ejector plate (4) and is in sliding connection with the ejector plate (4), the bottom of the end cover (12) is propped against the ejector plate (4), and the part of the end cover (12) protruding out of the upper sliding sleeve (10) is fixedly connected with the ejector plate (4) through a plurality of bolts.
8. The high-speed secondary ejection and demolding injection mold for the automobile front bumper lower body plastic part according to claim 1, wherein the diameter of the lower section of the ejector rod (6) is smaller than that of the upper section of the ejector rod (6).
9. The high-speed secondary ejection and demolding injection mold for the automobile front bumper lower body plastic part according to claim 1, wherein the ejector block (5) and the ejector rod (6) are connected through a detachable connecting structure.
10. The high-speed secondary ejection demoulding injection mould for the automobile front bumper lower body plastic part according to claim 9, wherein the detachable connecting structure comprises a clamping groove (20) which is concavely arranged at the side part of the ejector rod (6), a fixed block mounting groove (21) is arranged on one side, close to the clamping groove (20), of the ejector block (5), and a clamping block (22) of which the inner end is inserted into the clamping groove (20) is detachably fixed in the fixed block mounting groove (21) through a plurality of bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520418878.0U CN223834955U (en) | 2025-03-11 | 2025-03-11 | High-speed secondary ejection demoulding injection mould for automobile front bumper lower body plastic part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520418878.0U CN223834955U (en) | 2025-03-11 | 2025-03-11 | High-speed secondary ejection demoulding injection mould for automobile front bumper lower body plastic part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223834955U true CN223834955U (en) | 2026-01-27 |
Family
ID=98503205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520418878.0U Active CN223834955U (en) | 2025-03-11 | 2025-03-11 | High-speed secondary ejection demoulding injection mould for automobile front bumper lower body plastic part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223834955U (en) |
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2025
- 2025-03-11 CN CN202520418878.0U patent/CN223834955U/en active Active
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