CN215849363U - Mold frame of automobile front signal lamp body - Google Patents
Mold frame of automobile front signal lamp body Download PDFInfo
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- CN215849363U CN215849363U CN202121966336.5U CN202121966336U CN215849363U CN 215849363 U CN215849363 U CN 215849363U CN 202121966336 U CN202121966336 U CN 202121966336U CN 215849363 U CN215849363 U CN 215849363U
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- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000000465 moulding Methods 0.000 claims description 19
- 230000002146 bilateral effect Effects 0.000 abstract description 5
- 238000001746 injection moulding Methods 0.000 description 7
- 239000000243 solution Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000012768 molten material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
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- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a mold frame of an automobile front signal lamp body, which comprises a lower template, an upper template, a runner plate, a top plate, a bottom plate, two first supporting blocks, two second supporting blocks and an ejection mechanism, wherein the upper template is arranged above the lower template in a matched manner; two first limiting blocks which are arranged in a bilateral symmetry manner are formed downwards on the rear side edge of the bottom of the upper template, correspondingly, two first limiting cavities which are distributed in a bilateral symmetry manner are formed on the rear side edge of the top of the lower template, and the two first limiting blocks are respectively inserted into the two first limiting cavities; the utility model has simple structure and small volume, greatly improves the positioning accuracy between the upper template and the lower template so as to thoroughly avoid dislocation during die assembly and further effectively ensure the dimensional precision of the molded lamp body.
Description
Technical Field
The utility model relates to a mold frame of a lamp body of an automobile front signal lamp.
Background
The injection molding is a molding method combining injection molding and molding, and has the advantages of high production speed, high efficiency, realization of automatic production and capability of producing workpieces with complex shapes; the workpieces manufactured by adopting the injection molding process are collectively called as injection molding parts, and the automobile front signal lamp body is an injection molding part with a complex shape and needs to be formed by means of a matched mold frame; the mold frame structure of the lamp body of the existing automobile front signal lamp is complex and large in size, the positioning accuracy between the upper mold plate and the lower mold plate is low, dislocation can easily occur during mold closing, and then the size precision of the molded lamp body is low, and further improvement is to be achieved.
SUMMERY OF THE UTILITY MODEL
In view of the current situation of the prior art, the technical problem to be solved by the utility model is to provide a mold frame of an automobile front signal lamp body, which has a simple structure and a small volume, greatly improves the positioning accuracy between an upper mold plate and a lower mold plate to thoroughly avoid dislocation during mold closing, and further effectively ensures the dimensional precision.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a mold frame of a lamp body of a front signal lamp of an automobile comprises a lower template, an upper template which is arranged above the lower template in a matching way, a runner plate which is fixed at the top of the upper template, a top plate which is fixed at the top of the runner plate, a bottom plate which is arranged below the lower template, two first supporting blocks which are symmetrically fixed between the lower template and the bottom plate in a front-back way, two second supporting blocks which are symmetrically fixed between the lower template and the bottom plate in a left-right way, and an ejection mechanism which is arranged between the lower template and the bottom plate and is mutually matched with the lower template, it is characterized in that two first limiting blocks which are arranged symmetrically left and right are formed downwards at the rear side edge of the bottom of the upper template, correspondingly, two first limiting cavities which are distributed bilaterally symmetrically are formed in the rear side edge of the top of the lower template, the two first limiting blocks are respectively inserted into the two first limiting cavities, and a first sliding block cavity is formed in each of the bottoms of the two first limiting cavities; a first open slot is formed in the front side of the bottom of the upper template, notches are formed in four corners of the bottom of the upper template, second limiting blocks which are bilaterally symmetrically arranged are formed between the left side and the right side of the first open slot and the two notches in the front side, correspondingly, two second limiting cavities which are bilaterally symmetrically arranged are formed in the front side edge of the top of the lower template, and the two second limiting blocks are respectively inserted into the two second limiting cavities; two second open grooves which are symmetrically arranged left and right are formed in the front side edge of the top of the lower template, the two second open grooves are arranged between two second limiting cavities, and two second sliding block cavities are formed by the two first open grooves and the two second open grooves respectively; four corners at the top of the lower template are respectively provided with a positioning column upwards, and the four positioning columns are respectively inserted into the four notches; a first positioning boss is formed upwards at the top of the lower template, correspondingly, a first positioning cavity is formed at the bottom of the upper template, and the first positioning boss is inserted into the first positioning cavity; a molding block, a second positioning boss and a third positioning boss are formed upwards at the top of the first positioning boss, the third positioning boss is arranged at the front side of the second positioning boss, the molding block is arranged between the second positioning boss and the third positioning boss, correspondingly, a second positioning cavity and a third positioning cavity are formed in the bottom surface of the first positioning cavity, the third positioning cavity is arranged at the front side of the second positioning cavity, a molding cavity is formed between the second positioning cavity and the third positioning cavity, the molding block is inserted into the molding cavity, and the second positioning boss and the third positioning boss are respectively inserted into the second positioning cavity and the third positioning cavity; the core blocks are formed between the left side and the right side of the forming block and the top of the lower template, core grooves are formed in the tops of the two core blocks, core strips are formed between the left side and the right side of the forming cavity and the bottom of the upper template outwards, and the two core strips are inserted into the two core grooves respectively.
Preferably, the left and right edges of the top of the lower template are both provided with a third limiting cavity, correspondingly, the left and right edges of the bottom of the upper template are both downward formed with a third limiting block, and the two third limiting blocks are respectively inserted into the two third limiting cavities.
Preferably, two the outside of first stopper all is outwards formed with a side piece, correspondingly, two a side breach has all been seted up on the opening part outside inner wall in first spacing chamber, two the side piece inserts respectively in two side breaches.
Preferably, the front side of the top of the lower template is also upwards formed with a heightening block, the heightening block is arranged between the two second open grooves, correspondingly, the bottom of the first open groove is provided with a sinking groove, and the heightening block is inserted into the sinking groove.
Preferably, each core groove is upwards formed with a plurality of core columns.
Compared with the prior art, the utility model has the advantages that: the utility model has simple structure and small volume, greatly improves the positioning accuracy between the upper template and the lower template so as to thoroughly avoid dislocation during die assembly and further effectively ensure the dimensional precision of the molded lamp body.
Drawings
FIG. 1 is a left front side block diagram of the present invention;
FIG. 2 is a rear right side exploded view of the upper and lower die plates of the present invention;
FIG. 3 is an internal structural view of the upper die plate of the present invention;
fig. 4 is an internal structural view of the lower template of the present invention.
Detailed Description
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
To maintain the following description of the embodiments of the present invention clear and concise, a detailed description of known functions and known components of the utility model have been omitted.
As shown in fig. 1 to 4, a mold frame of an automobile front signal lamp body comprises a lower template 4, an upper template 5 arranged above the lower template 4 in a matching manner, a runner plate 2 fixed at the top of the upper template 5, a top plate 1 fixed at the top of the runner plate 2, a bottom plate 6 arranged below the lower template 4, two first supporting blocks 7 symmetrically arranged in front and back directions and fixed between the lower template 4 and the bottom plate 6, two second supporting blocks 8 symmetrically arranged in left and right directions and fixed between the lower template 4 and the bottom plate 6, and an ejection mechanism 3 arranged between the lower template 4 and the bottom plate 6 and matched with the lower template 4; when the injection molding machine works, the upper template 5 is driven by the traction mechanism of the injection molding machine to move towards the direction of the lower template 4 until the upper template and the lower template 4 are spliced with each other, molten materials enter the runner plate 2 through a pouring channel in the top plate 1, then enter a space between the upper template 5 and the lower template 4 through a plurality of runners in the runner plate 2 and are molded after being cooled, and finally, the molded workpiece is ejected outwards by the ejection mechanism 3 to be taken out, wherein the principle is the prior art; the utility model is characterized in that: two first limiting blocks 54 which are arranged in a bilateral symmetry manner are formed downwards on the rear side edge of the bottom of the upper template 5, correspondingly, two first limiting cavities 44 which are distributed in a bilateral symmetry manner are formed on the rear side edge of the top of the lower template 4, the two first limiting blocks 54 are respectively inserted into the two first limiting cavities 44, and a first sliding block cavity 414 is formed at the bottom of each of the two first limiting cavities 44; a first open slot 56 is formed in the front side of the bottom of the upper template 5, notches 59 are formed in four corners of the bottom of the upper template 5, second limiting blocks 57 which are bilaterally symmetrical are formed between the left side and the right side of the first open slot 56 and the two notches 59 in the front side, correspondingly, two second limiting cavities 47 which are bilaterally symmetrical are formed in the front side edge of the top of the lower template 4, and the two second limiting blocks 57 are respectively inserted into the two second limiting cavities 47; two second open grooves 46 which are arranged in bilateral symmetry are further formed in the front side edge of the top of the lower template 4, the two second open grooves 46 are both arranged between the two second limiting cavities 47, and the two first open grooves 56 and the two second open grooves 46 respectively form two second slider cavities 9; four corners at the top of the lower template 4 are respectively provided with a positioning column 49 upwards, and the four positioning columns 49 are respectively inserted into the four notches 59; a first positioning boss 410 is formed upwards at the top of the lower template 4, correspondingly, a first positioning cavity 510 is formed at the bottom of the upper template 5, and the first positioning boss 410 is inserted into the first positioning cavity 510; the top of the first positioning boss 410 is upward formed with a molding block 42, a second positioning boss 412 and a third positioning boss 411, the third positioning boss 411 is arranged at the front side of the second positioning boss 412, the molding block 42 is arranged between the second positioning boss 412 and the third positioning boss 411, correspondingly, a second positioning cavity 512 and a third positioning cavity 511 are arranged on the bottom surface of the first positioning cavity 510, the third positioning cavity 511 is arranged at the front side of the second positioning cavity 512, a molding cavity 52 is arranged between the second positioning cavity 512 and the third positioning cavity 511, the molding block 42 is inserted into the molding cavity 52, and the second positioning boss 412 and the third positioning boss 411 are respectively inserted into the second positioning cavity 512 and the third positioning cavity 511; core blocks 41 are formed between the left side and the right side of the forming block 42 and the top of the lower template 4, core grooves 43 are formed in the tops of the two core blocks 41, core bars 53 are formed between the left side and the right side of the forming cavity 52 and the bottom of the upper template 5 outwards, and the two core bars 53 are inserted into the two core grooves 43 respectively.
The left and right edges of the top of the lower template 4 are provided with a third limiting cavity 48, correspondingly, the left and right edges of the bottom of the upper template 5 are downward provided with a third limiting block 58, and the two third limiting blocks 58 are respectively inserted into the two third limiting cavities 48.
The outside of two first stopper 54 all outwards is formed with a side piece 55, correspondingly, has all seted up a side breach 45 on the opening part outside inner wall in two first spacing chambeies 44, and two side pieces 55 insert respectively in two side breaches 45.
The front side of the top of the lower template 4 is also formed with a heightening block 415 upwards, the heightening block 415 is arranged between the two second opening grooves 46, correspondingly, the bottom of the first opening groove 56 is provided with a sinking groove 513, and the heightening block 415 is inserted into the sinking groove 513.
Each core groove 43 has a plurality of stems 413 formed upward therein.
When in use: a sliding block mechanism is arranged in each of the two second sliding block cavities 9 and the two second sliding block cavities 9, and when the upper template 5 and the lower template 4 are matched, the four sliding block mechanisms work simultaneously to form a closed space between the upper template 5 and the lower template 4; the molten material flowing out of the runner plate 2 enters the molding cavity 52 and the two core slots 43 and is matched with the molding block 42 and the two core strips 53 to form a lamp body, and the plurality of core columns 413 form corresponding cavities in the lamp body; after the lamp body is cooled and formed, the upper template 5 leaves the lower template 4, and the ejection mechanism 3 utilizes an ejector pin arranged in the ejection mechanism to eject the formed lamp body upwards and take out the lamp body.
The mutual matching of the two first limiting blocks 54 and the two first limiting cavities 44, the mutual matching of the two second limiting blocks 57 and the two second limiting cavities 47, the mutual matching of the two third limiting blocks 58 and the two third limiting cavities 48, the mutual matching of the second positioning bosses 412 and the second positioning cavities 512, and the mutual matching of the third positioning bosses 411 and the third positioning cavities 511 all effectively improve the positioning accuracy between the lower template 4 and the upper template 5.
The utility model has simple structure and small volume, greatly improves the positioning accuracy between the upper template 5 and the lower template 4 to thoroughly avoid dislocation during die assembly, and further effectively ensures the dimensional precision of the molded lamp body.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in the embodiments and modifications thereof may be made, and equivalents may be substituted for elements thereof; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. A mold frame of a lamp body of a front signal lamp of an automobile comprises a lower template, an upper template which is arranged above the lower template in a matching way, a runner plate which is fixed at the top of the upper template, a top plate which is fixed at the top of the runner plate, a bottom plate which is arranged below the lower template, two first supporting blocks which are symmetrically fixed between the lower template and the bottom plate in a front-back way, two second supporting blocks which are symmetrically fixed between the lower template and the bottom plate in a left-right way, and an ejection mechanism which is arranged between the lower template and the bottom plate and is mutually matched with the lower template, it is characterized in that two first limiting blocks which are arranged symmetrically left and right are formed downwards at the rear side edge of the bottom of the upper template, correspondingly, two first limiting cavities which are distributed bilaterally symmetrically are formed in the rear side edge of the top of the lower template, the two first limiting blocks are respectively inserted into the two first limiting cavities, and a first sliding block cavity is formed in each of the bottoms of the two first limiting cavities; a first open slot is formed in the front side of the bottom of the upper template, notches are formed in four corners of the bottom of the upper template, second limiting blocks which are bilaterally symmetrically arranged are formed between the left side and the right side of the first open slot and the two notches in the front side, correspondingly, two second limiting cavities which are bilaterally symmetrically arranged are formed in the front side edge of the top of the lower template, and the two second limiting blocks are respectively inserted into the two second limiting cavities; two second open grooves which are symmetrically arranged left and right are formed in the front side edge of the top of the lower template, the two second open grooves are arranged between two second limiting cavities, and two second sliding block cavities are formed by the two first open grooves and the two second open grooves respectively; four corners at the top of the lower template are respectively provided with a positioning column upwards, and the four positioning columns are respectively inserted into the four notches; a first positioning boss is formed upwards at the top of the lower template, correspondingly, a first positioning cavity is formed at the bottom of the upper template, and the first positioning boss is inserted into the first positioning cavity; a molding block, a second positioning boss and a third positioning boss are formed upwards at the top of the first positioning boss, the third positioning boss is arranged at the front side of the second positioning boss, the molding block is arranged between the second positioning boss and the third positioning boss, correspondingly, a second positioning cavity and a third positioning cavity are formed in the bottom surface of the first positioning cavity, the third positioning cavity is arranged at the front side of the second positioning cavity, a molding cavity is formed between the second positioning cavity and the third positioning cavity, the molding block is inserted into the molding cavity, and the second positioning boss and the third positioning boss are respectively inserted into the second positioning cavity and the third positioning cavity; the core blocks are formed between the left side and the right side of the forming block and the top of the lower template, core grooves are formed in the tops of the two core blocks, core strips are formed between the left side and the right side of the forming cavity and the bottom of the upper template outwards, and the two core strips are inserted into the two core grooves respectively.
2. The mold frame of the automotive front signal lamp body according to claim 1, wherein the left and right edges of the top of the lower mold plate are respectively provided with a third limiting cavity, correspondingly, the left and right edges of the bottom of the upper mold plate are respectively formed with a third limiting block downwards, and the two third limiting blocks are respectively inserted into the two third limiting cavities.
3. The mold frame of the automotive front signal lamp body as claimed in claim 2, wherein a side block is formed outwardly on each of the outer sides of the two first limiting blocks, and correspondingly, a side notch is formed in each of the outer side inner walls of the openings of the two first limiting cavities, and the two side blocks are respectively inserted into the two side notches.
4. The mold frame of the automotive front signal lamp body according to claim 3, wherein a heightening block is further formed upwards on the front side of the top of the lower mold plate, the heightening block is arranged between the two second open grooves, correspondingly, a sunken groove is formed in the bottom of the first open groove, and the heightening block is inserted into the sunken groove.
5. The mold frame for a front signal lamp body of an automobile according to claim 4, wherein a plurality of stems are upwardly formed in each of the core recesses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121966336.5U CN215849363U (en) | 2021-08-20 | 2021-08-20 | Mold frame of automobile front signal lamp body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121966336.5U CN215849363U (en) | 2021-08-20 | 2021-08-20 | Mold frame of automobile front signal lamp body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215849363U true CN215849363U (en) | 2022-02-18 |
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ID=80240865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121966336.5U Active CN215849363U (en) | 2021-08-20 | 2021-08-20 | Mold frame of automobile front signal lamp body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215849363U (en) |
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2021
- 2021-08-20 CN CN202121966336.5U patent/CN215849363U/en active Active
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