CN216182289U - Double-glue-injection-port forming die for mobile phone back shell - Google Patents
Double-glue-injection-port forming die for mobile phone back shell Download PDFInfo
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- CN216182289U CN216182289U CN202122310274.9U CN202122310274U CN216182289U CN 216182289 U CN216182289 U CN 216182289U CN 202122310274 U CN202122310274 U CN 202122310274U CN 216182289 U CN216182289 U CN 216182289U
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Abstract
The utility model discloses a mobile phone back shell double-glue-injection opening forming die; comprises an upper template and a lower template; a mould platform A is arranged on the lower bottom surface of the upper mould plate in a downward protruding manner; a die cavity is arranged on the upper end surface of the lower template downwards; the die cavity is opposite to the die table A; a left glue injection port is formed in the upper end surface of the upper template downwards on the left side of the die table A; a right glue injection port is formed in the upper end surface of the upper template downwards on the right side of the die table A; a left glue injection runner penetrating through the die cavity is arranged on the lower die plate rightwards on the left side of the die cavity; a right glue injection runner penetrating through the die cavity is arranged on the lower die plate on the right side of the die cavity leftwards; the left glue injection runner is communicated with the left glue injection port; the right glue injection runner is communicated with the right glue injection port. Has the advantages that: when injecting glue to the die cavity simultaneously from left injecting glue mouth and right injecting glue mouth, the injecting glue is fast for cell-phone backshell injection moulding is fast, and cell-phone backshell production efficiency is high, and left injecting glue runner and right injecting glue runner are separately setting up and independent utility, make liquid plastic material solidify back plastic waste material produce less, can practice thrift the plastic material cost greatly, and then, this application practicality is strong.
Description
Technical Field
The utility model relates to the technical field of dies, in particular to a die for forming a mobile phone rear shell with double glue injection ports.
Background
In the prior art, for injection molding of a mobile phone rear shell, a molding die used in the injection molding is generally provided with a glue injection port, and the glue injection port is communicated with the inner periphery of a molding die cavity of the mobile phone rear shell of a corresponding molding die through a plurality of branch glue injection runners arranged at the bottom of the corresponding glue injection port;
although the mobile phone rear shell forming die with the glue injection port is widely used, the inventor of the patent finds that the mobile phone rear shell forming die still has certain defects and shortcomings in the actual working process;
particularly, on the one hand, the size proportion of the existing mobile phone backshell is generally very large, so that more plastic materials are used, when the injection molding of the liquid plastic materials is carried out through an injection molding port, the injection molding time is slow, the production efficiency of the mobile phone backshell is low, and the mass production requirement can not be met in a short time.
In view of the above, the inventor of the present invention summarized experience in the working process, conceived for a long time, and devised the present application to solve the related technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a mobile phone back shell double-glue-injection-opening forming die.
The technical scheme adopted by the utility model for solving the problems in the prior art is as follows: a double-glue-injection-port forming die for a mobile phone rear shell comprises an upper template and a lower template;
the upper template is attached to the upper end face of the lower template, and a mold platform A for forming an outer surface structure of a mobile phone rear shell is arranged on the lower bottom face of the upper template in a downward protruding mode; the upper end surface of the lower template is downwards provided with a die cavity for injection molding of the rear shell of the mobile phone; the die cavity is opposite to the die table A;
the upper end surface of the upper template is downwards provided with a left glue injection port penetrating through the lower bottom surface of the die table A at the left side of the die table A; the upper end surface of the upper template is provided with a right glue injection port penetrating through the lower bottom surface of the die table A downwards at the right side of the die table A;
a left glue injection runner penetrating to the die cavity is arranged on the lower template rightwards on the left side of the die cavity; a right glue injection runner penetrating to the die cavity is arranged on the lower template leftwards on the right side of the die cavity; the left end of the left glue injection runner is communicated to the left glue injection port; the right end of the right glue injection runner is communicated to the right glue injection port.
The above technical solution is further described as follows:
preferably, the lower template comprises a mold core and a mold frame;
the middle part of the upper end surface of the mold core is upwards convexly provided with a mold table B which has the length and width equal to those of the mobile phone rear shell and is used for forming the inner surface structure of the mobile phone rear shell;
the frame in interference fit with the die frame is arranged outside the die table B, the height of an opening at the upper part of the die frame is slightly higher than that of the upper end surface of the die table B, and the die cavity is formed between the inner wall of the die frame and the upper end surface of the die table B; the upper end face of the die frame is downwards arranged on the left side of the die cavity and is provided with a left glue injection runner penetrating through the die cavity to the right, and the upper end face of the die frame is downwards arranged on the right side of the die cavity and is provided with a right glue injection runner penetrating through the die cavity to the left.
Preferably, the left glue injection runner comprises a left main glue injection runner arranged along the front-back direction and a plurality of left branch runners uniformly arranged below the left main glue injection runner from front to back;
the middle part of the left main glue injection runner is communicated with the left glue injection port; the upper ends of the left branch flow passages are respectively communicated to the left main glue injection flow passage, and the lower ends of the left branch flow passages turn right and are respectively communicated to the mould cavity.
Preferably, the right glue injection runner comprises a right main glue injection runner arranged along the front-back direction and a plurality of right branch runners uniformly arranged below the right main glue injection runner from front to back;
the middle part of the right main glue injection runner is communicated with the right glue injection port; the upper ends of the right branch flow passages are respectively communicated to the right main glue injection flow passage, and the lower ends of the right branch flow passages turn left and are respectively communicated to the mould cavity.
Preferably, four corners of the lower bottom surface of the upper template are respectively provided with a positioning concave step upwards; and four corners of the upper end surface of the mold core are respectively provided with a positioning convex block which is suitable for abutting against the positioning concave step at the opposite position in an upward protruding manner.
Preferably, a plurality of water injection and cooling pipes A are uniformly embedded in the upper template; and a plurality of water injection cooling pipes B are uniformly embedded in the die core.
Preferably, the die further comprises an upper die blank and a lower die blank;
the upper die blank is provided with an upper fixing mounting groove for fixedly arranging the upper die plate upwards from the lower bottom surface, the upper end surface of the upper die plate is provided with a left glue guide opening which penetrates through the lower bottom surface of the upper die plate and is over against the left glue injection opening on the upper die plate, and the upper end surface of the upper die plate is also provided with a right glue guide opening which penetrates through the lower bottom surface of the upper die plate and is over against the right glue injection opening on the upper die plate;
and the upper end surface of the lower die blank is downwards provided with a lower fixing installation groove for fixedly arranging the lower die plate.
Preferably, a plurality of upper templates and a plurality of lower templates are arranged;
a plurality of upper fixing mounting grooves for correspondingly and fixedly arranging a plurality of upper templates are formed in the upper bottom surface of the upper die blank; and the upper end surface of the lower die blank is downwards provided with a plurality of lower fixing mounting grooves for correspondingly fixing a plurality of lower templates.
The utility model has the beneficial effects that:
when the mold is implemented, on one hand, the left glue injection port and the right glue injection port are arranged on the upper template, when glue is injected into the mold cavity from the left glue injection port and the right glue injection port simultaneously, the glue injection speed can be increased by two times compared with the traditional single glue injection port, the glue injection speed is high, the injection molding of the mobile phone rear shell is fast, the production efficiency of the mobile phone rear shell is high, the mass production requirement can be met in a short time, on the other hand, the liquid plastic material flowing in through the left glue injection port is forwards and backwards dispersed to the left side in the mold cavity, the liquid plastic material flowing in through the right glue injection port is forwards and backwards dispersed to the right side in the mold cavity, so that the mobile phone rear shell is uniformly injection molded from the periphery to the middle, the left glue injection runner and the right glue injection runner are separately arranged and are used independently, it need not communicate through the rubber guide runner of traditional rice style of calligraphy each other for liquid plastic material can not form the plastic waste material of traditional rice style of calligraphy after solidifying, makes the plastic waste material produce less, can practice thrift the plastic material cost greatly, and then, this application practicality is strong, excellent in use effect.
Drawings
FIG. 1 is a schematic view of the overall structure of a mobile phone back shell double-glue-injection-port forming mold 1;
FIG. 2 is a schematic view of the overall structure of the mobile phone back shell double-injection-port forming mold of the present invention 2;
fig. 3 is an exploded view 1 of the mobile phone back shell double-glue-injection-port forming die of the utility model;
fig. 4 is an exploded view 2 of the mobile phone back shell double-glue-injection-port forming die of the utility model;
FIG. 5 is an enlarged view of the mold core of FIG. 3;
FIG. 6 is an enlarged view of the mold frame of FIG. 3;
FIG. 7 is an enlarged view of the upper die plate of FIG. 4;
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Reference numerals:
a mobile phone back shell double-glue-injection opening forming die 1000;
an upper die plate 10;
a mold table A101;
a left glue injection port 102;
a right glue injection port 103;
a positioning recess 104;
a water-injectable cooling pipe A105;
a lower die plate 20;
a mold core 20 a;
a mold frame 20 b;
a left glue injection runner 201;
a left main glue injection runner 2011;
the left branch flow channel 2012;
a right glue injection runner 202;
a right main glue injection runner 2021;
a right branch flow passage 2022;
a mold table B203;
a positioning bump 204;
water-injectable cooling pipe B205;
an upper mold base 30;
an upper fixed mounting groove 301;
a left glue guide opening 302;
a right glue guide port 303;
a lower die base 40;
a lower fixed mounting slot 401;
Detailed Description
The technical solutions of the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments so that the inventive spirit of the present invention can be more clearly and intuitively understood.
As shown in connection with fig. 1-7;
the utility model provides a mobile phone back shell double-glue-injection-port forming die 1000, which comprises an upper template 10 and a lower template 20;
the upper template 10 is attached to the upper end face of the lower template 20, and a mold platform A101 for forming an outer surface structure of a mobile phone rear shell is arranged on the lower bottom face of the upper template 10 in a downward protruding mode; a mold cavity for injection molding of the rear shell of the mobile phone is arranged on the upper end surface of the lower template 20 in a downward direction; the die cavity is opposite to the die table A101;
moreover, as shown in fig. 3, 4 and 5, a left glue injection port 102 penetrating through the lower bottom surface of the mold table a101 is formed downward on the left side of the upper end surface of the upper mold plate 10; the upper end surface of the upper template 10 is provided with a right glue injection port 103 penetrating through the lower bottom surface of the mold platform A101 downwards on the right side of the mold platform A101;
on the basis, as shown in fig. 3, 4, 5 and 6, a left glue injection runner 201 penetrating to the mold cavity is arranged on the lower mold plate 20 rightward at the left side of the mold cavity; a right glue injection runner 202 penetrating to the die cavity is arranged on the lower die plate 20 leftwards on the right side of the die cavity; the left end of the left glue injection runner 201 is communicated to the left glue injection port 102; the right glue injection runner 202 is communicated to the right glue injection port 103.
Based on the above, it can be clearly understood that, when the mold is specifically implemented, the mold is mainly used as the mold 1000 for forming the mobile phone back shell with the double glue injection openings.
Specifically, when the mobile phone rear shell is used, the upper template 10 and the lower template 20 are driven to be attached to each other in advance through the driving structure, so that the cavity is closed, and then the glue can be injected into the cavity through the left glue injection port 102 and the right glue injection port 103 at the same time, so that the mobile phone rear shell is formed through injection molding.
On the one hand, because of this application be provided with on the cope match-plate pattern 10 left side injecting glue mouth 102 reaches right side injecting glue mouth 103 follows left side injecting glue mouth 102 reaches right side injecting glue mouth 103 simultaneously to during the die cavity injecting glue, even make injecting glue speed can improve the twice for traditional single injecting glue mouth, the injecting glue is fast for cell-phone backshell injection moulding is fast, and cell-phone backshell production efficiency is high, makes and to satisfy mass production demand in the short time.
On the other hand, the liquid plastic material that flows in through the left glue injection port 102 disperses to the left side in the die cavity forward and backward, and the liquid plastic material that flows in through the right glue injection port 103 disperses to the right side in the die cavity forward and backward to realize the even injection moulding of cell-phone backshell from the periphery to the centre, set up left glue injection runner 201 and right glue injection runner 202 for separately setting up and all using independently, it need not communicate through the rubber guide runner of traditional rice style of calligraphy each other for liquid plastic material can not form the plastic waste material of traditional rice style of calligraphy after solidifying, makes the plastic waste material produce less, can practice thrift plastic material cost greatly.
Furthermore, the application is strong in practicability and good in using effect.
Further, in the present embodiment, referring to fig. 3, 4, 6 and 7, the lower template 20 includes a mold core 20a and a mold frame 20 b;
the middle part of the upper end surface of the mold core 20a is upwards convexly provided with a mold platform B203, the length and width of which are equal to the length and width of the mobile phone rear shell and are used for forming the inner surface structure of the mobile phone rear shell;
the frame with the interference fit of the mold frame 20B is arranged outside the mold table B203, the height of an upper opening of the mold frame 20B is slightly higher than the height of the upper end face of the mold table B203, and the mold cavity is formed between the inner wall of the mold frame 20B and the upper end face of the mold table B203; the upper end surface of the mold frame 20b is provided with a left glue injection runner 201 which penetrates through the mold cavity downwards and rightwards on the left side of the mold cavity, and the upper end surface of the mold frame 20b is provided with a right glue injection runner 202 which penetrates through the mold cavity downwards and leftwards on the right side of the mold cavity.
From the above, it can be clear that the lower template 20 is composed of the mold core 20a and the mold frame 20B, and when the mold frame 20B is moved away through the driving mechanism, the mobile phone rear shell formed on the mold table B203 can be taken out even if the mold is removed, so that the mobile phone rear shell after injection molding can be taken out quickly and conveniently.
Furthermore, in the present technical solution, the left glue injection runner 201 includes a left main glue injection runner 2011 arranged along the front-back direction and a plurality of left branch runners 2012 uniformly arranged below the left main glue injection runner 2011 from front to back;
the middle part of the left main glue injection runner 2011 is communicated with the left glue injection port 102; the upper ends of the left branch runners 2012 are respectively communicated to the left main glue injection runner 2011, and the lower ends of the left branch runners 2012 turn right and are respectively communicated to the mold cavity.
In addition, in the present technical solution, the right glue injection runner 202 includes a right main glue injection runner 2021 arranged along the front-back direction and a plurality of right branch runners 2022 uniformly arranged below the right main glue injection runner 2021 from front to back;
the middle part of the right main glue injection runner 2021 is communicated with the right glue injection port 103; the upper ends of the right branch flow passages 2022 are respectively communicated with the right main glue injection flow passage 2021, and the lower ends of the right branch flow passages 2022 turn left and are respectively communicated with the mold cavity.
Therefore, after passing through the left main glue injection runner 2011, the liquid plastic material flowing in through the left glue injection port 102 flows forwards and backwards dispersedly into the left side of the cavity along the left branch runners 2012, and after passing through the right main glue injection runner 2021, the liquid plastic material flowing in through the right glue injection port 103 flows forwards and backwards dispersedly into the right side of the cavity along the right branch runners 2022, so that the uniform injection molding of the rear shell of the mobile phone from the periphery to the middle can be realized.
Moreover, through the above structural design, the left glue injection runner 201 includes a left main glue injection runner 2011 arranged along the front-back direction and a plurality of left branch runners 2012 uniformly arranged below the left main glue injection runner 2011 from front to back, and the right glue injection runner 202 includes a right main glue injection runner 2021 arranged along the front-back direction and a plurality of right branch runners 2022 uniformly arranged below the right main glue injection runner 2021 from front to back, so that the left glue injection runner 201 and the right glue injection runner 202 are indeed arranged separately and are both used independently, and are indeed communicated with each other through a traditional glue guiding runner in a shape like a Chinese character 'mi', so that a traditional plastic waste material in a shape like a Chinese character mi is indeed not formed after the liquid plastic material is solidified, the plastic waste material is indeed less generated, and the plastic material cost can be greatly saved.
Further, in specific implementation, four corners of the lower bottom surface of the upper template 10 are respectively provided with a positioning concave step 104 upwards; four corners of the upper end surface of the mold core 20a are respectively provided with a positioning convex block 204 which is suitable for abutting against the positioning concave step 104 at the opposite position.
Therefore, when the lower template 20 is driven to move upwards to be attached to the upper template 10 through a driving structure, the plurality of positioning bumps 204 are correspondingly clamped to the plurality of positioning concave steps 104, so that the lower template 20 and the upper template 10 are attached to each other stably and the attachment positions are accurate and not prone to dislocation, the external outline of the injection-molded mobile phone rear shell is round and not prone to edges and burrs, and the yield of the final injection-molded mobile phone rear shell is high.
Furthermore, in the specific implementation, a plurality of water injection cooling pipes a105 are uniformly embedded in the upper template 10; a plurality of water injection cooling pipes B205 are uniformly embedded in the mold core 20 a.
Therefore, ice water is injected into the water injection cooling pipes A105 and the water injection cooling pipes B205, so that after the mobile phone rear shell is injection molded, the injection molded mobile phone rear shell has a good cooling effect and is convenient for subsequent quick demoulding and taking out.
It should be added that, in the specific implementation, the present application further includes an upper mold blank 30 and a lower mold blank 40;
the lower bottom surface of the upper mold blank 30 is provided with an upper fixing mounting groove 301 for fixedly mounting the upper mold plate 10, the upper end surface of the upper mold plate 10 is provided with a left glue guiding opening 302 which penetrates through the lower bottom surface and is over against the left glue injecting opening 102 on the upper mold plate 10, and the upper end surface of the upper mold plate 10 is also provided with a right glue guiding opening 303 which penetrates through the lower bottom surface and is over against the right glue injecting opening 103 on the upper mold plate 10;
the upper end surface of the lower die blank 40 is provided with a lower fixing installation groove 401 for fixedly installing the lower template 20.
On the basis, a plurality of upper templates 10 and a plurality of lower templates 20 are arranged;
on the basis, a plurality of upper fixing mounting grooves 301 for correspondingly and fixedly mounting a plurality of upper templates 10 are formed in the upper bottom surface of the upper mold blank 30; the upper end surface of the lower mold blank 40 is downwardly provided with a plurality of lower fixing installation grooves 401 for correspondingly and fixedly installing the lower templates 20.
From top to bottom, can understand, this application when concrete implementation, once then a plurality of cell-phone backshells of injection moulding for cell-phone backshell production efficiency is higher, makes and more can satisfy mass production demand in the short time.
And, when the shape and the profile of the mobile phone backshell are different, only need to change the cope match-plate pattern 10 and the lower bolster 20 that can form different die cavities, need not to change the cope match-plate pattern 30 and the lower die match-plate pattern 40 for the mould base can be made the commonalization, can reduce mould cost and subtract short process time, and can shorten mould development cycle greatly, make can greatly reduced design cost, cost of labor and material cost etc. make this application result of use more excellent.
Other embodiments, etc., will not be described herein.
In summary, in the mobile phone back case dual-glue-injection-port forming mold 1000 provided by the present invention, in a specific implementation, the left glue injection port 102 and the right glue injection port 103 are arranged on the upper mold plate 10, and when glue is injected into the mold cavity from the left glue injection port 102 and the right glue injection port 103 at the same time, the glue injection speed can be increased by two times compared with that of a traditional single glue injection port, the glue injection speed is fast, so that the mobile phone back case is fast in injection molding, the production efficiency of the mobile phone back case is high, and the mass production requirements can be met in a short time.
And the liquid plastic material that flows in through the left glue injection port 102 disperses to the left side in the die cavity forward and backward, and the liquid plastic material that flows in through the right glue injection port 103 disperses to the right side in the die cavity forward and backward to realize the even injection moulding of cell-phone backshell from the periphery to the centre, and the left glue injection runner 201 and the right glue injection runner 202 that set up are for separately setting up and all independent use, and it need not communicate through the rubber guide runner of traditional rice style of calligraphy each other for liquid plastic material can not form traditional rice style of calligraphy's plastic waste after solidifying, makes the plastic waste produce less, can practice thrift plastic material cost greatly.
Furthermore, the application is really strong in practicability and good in using effect.
Correspondingly, the utility model has simple integral structure, easy implementation, easy operation, strong specificity and low manufacturing cost, does not need to increase too much cost in the structural improvement and the technical improvement, ensures that the utility model has very good market popularization value and can be popularized effectively.
The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and all changes in equivalent structure or equivalent flow, which are made by using the contents of the specification and the drawings of the present invention, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. The utility model provides a two glue injection mouth forming die of cell-phone backshell which characterized in that: comprises an upper template and a lower template;
the upper template is attached to the upper end surface of the lower template, and a mold platform A for forming an outer surface structure of the mobile phone rear shell is arranged on the lower bottom surface of the upper template in a downward protruding mode; a mold cavity for injection molding of the rear shell of the mobile phone is arranged on the upper end surface of the lower template downwards; the die cavity is opposite to the die table A;
the upper end surface of the upper template is downwards provided with a left glue injection port penetrating through the lower bottom surface of the die table A at the left side of the die table A; the upper end surface of the upper template is provided with a right glue injection port penetrating through the lower bottom surface of the mould platform A downwards at the right side of the mould platform A;
a left glue injection runner penetrating to the die cavity is arranged on the lower template rightwards on the left side of the die cavity; a right glue injection runner penetrating to the die cavity is arranged on the lower die plate leftwards on the right side of the die cavity; the left end of the left glue injection runner is communicated to the left glue injection port; the right end of the right glue injection runner is communicated to the right glue injection port.
2. The mobile phone back shell double-glue-injection-opening forming die as claimed in claim 1, characterized in that: the lower template comprises a mold core and a mold frame;
the middle part of the upper end surface of the mold core is upwards convexly provided with a mold table B which has the length and width equal to the length and width of the mobile phone rear shell and is used for forming the inner surface structure of the mobile phone rear shell;
the frame in interference fit with the die frame is arranged outside the die table B, the opening height of the upper part of the die frame is slightly higher than the height of the upper end face of the die table B, and a die cavity is formed between the inner wall of the die frame and the upper end face of the die table B; the die frame up end is seted up downwards and is run through to the left injecting glue runner of die cavity to the right in the die cavity left side, and the die frame up end is seted up downwards and is run through to the right injecting glue runner of die cavity to the left in the die cavity right side.
3. The mobile phone back shell double-glue-injection-opening forming die as claimed in claim 2, characterized in that: the left glue injection runner comprises a left main glue injection runner arranged along the front-back direction and a plurality of left branch runners uniformly arranged below the left main glue injection runner from front to back;
the middle part of the left main glue injection runner is communicated with the left glue injection port; the upper ends of the left branch flow passages are respectively communicated to the left main glue injection flow passage, and the lower ends of the left branch flow passages turn right and are respectively communicated to the die cavity.
4. The mobile phone back shell double-glue-injection-opening forming die as claimed in claim 3, characterized in that: the right glue injection runner comprises a right main glue injection runner arranged along the front-back direction and a plurality of right branch runners uniformly arranged below the right main glue injection runner from front to back;
the middle part of the right main glue injection runner is communicated with the right glue injection port; the upper ends of the right branch runners are respectively communicated to the right main glue injection runner, and the lower ends of the right branch runners turn left and are respectively communicated to the die cavities.
5. The mobile phone back shell double-glue-injection-opening forming die as claimed in claim 4, characterized in that: four corners of the lower bottom surface of the upper template are respectively provided with a positioning concave step upwards; four corners of the upper end surface of the mold core are respectively provided with a positioning convex block which is suitable for abutting against the corresponding position positioning concave step in an upward convex manner.
6. The mobile phone back shell double-glue-injection-opening forming die as claimed in claim 5, characterized in that: a plurality of water injection cooling pipes A are uniformly embedded in the upper template; a plurality of water injection cooling pipes B are uniformly embedded in the die core.
7. The mobile phone back shell double-glue-injection-opening forming die as claimed in claim 6, characterized in that: the die also comprises an upper die blank and a lower die blank;
the upper die blank is provided with an upper fixing mounting groove for fixedly mounting an upper die plate upwards from the lower bottom surface, the upper end surface of the upper die plate is provided with a left glue guide port which penetrates through the lower bottom surface of the upper die plate and is over against a left glue injection port on the upper die plate, and the upper end surface of the upper die plate is also provided with a right glue guide port which penetrates through the lower bottom surface of the upper die plate and is over against a right glue injection port on the upper die plate;
the upper end surface of the lower die blank is downwards provided with a lower fixing installation groove for fixedly arranging a lower die plate.
8. The mobile phone back shell double-glue-injection-opening forming die as claimed in claim 7, characterized in that: a plurality of upper templates and a plurality of lower templates are arranged;
a plurality of upper fixing mounting grooves for correspondingly and fixedly arranging a plurality of upper templates are formed in the upper bottom surface of the upper die blank; the upper end surface of the lower die blank is downwards provided with a plurality of lower fixing mounting grooves used for correspondingly fixing a plurality of lower templates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122310274.9U CN216182289U (en) | 2021-09-23 | 2021-09-23 | Double-glue-injection-port forming die for mobile phone back shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122310274.9U CN216182289U (en) | 2021-09-23 | 2021-09-23 | Double-glue-injection-port forming die for mobile phone back shell |
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| Publication Number | Publication Date |
|---|---|
| CN216182289U true CN216182289U (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122310274.9U Active CN216182289U (en) | 2021-09-23 | 2021-09-23 | Double-glue-injection-port forming die for mobile phone back shell |
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| Country | Link |
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| CN (1) | CN216182289U (en) |
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2021
- 2021-09-23 CN CN202122310274.9U patent/CN216182289U/en active Active
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