CN216884960U - Mobile phone shell injection mold - Google Patents
Mobile phone shell injection mold Download PDFInfo
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- CN216884960U CN216884960U CN202122821914.2U CN202122821914U CN216884960U CN 216884960 U CN216884960 U CN 216884960U CN 202122821914 U CN202122821914 U CN 202122821914U CN 216884960 U CN216884960 U CN 216884960U
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Abstract
The utility model provides an injection mold for a mobile phone shell, which comprises a base, wherein one end of the top surface of the base is fixedly connected to the bottom surface of a first support, four corners on one side of the first support are respectively and fixedly connected with one end of a slide rod, the other ends of the slide rods are respectively and fixedly connected to four corners on one side of a second support, the bottom surface of the second support is fixedly connected to the other end of the top surface of the base, the middle part on one side of the first support is fixedly connected with a plurality of hydraulic push rods, the middle parts of the slide rods are respectively and slidably connected to four corners of a blanking mechanism, one side of the blanking mechanism and the middle parts of the slide rods are respectively and slidably connected to a main mold mechanism, the output ends of the hydraulic push rods are respectively and fixedly connected to one side of the main mold mechanism, the middle part of the second support is connected with an auxiliary mold mechanism through a pressure mechanism, and the utility model discloses a side hole blocking mechanism, a side hole blocking mechanism and a side hole blocking mechanism of the main mold mechanism, The second support and the auxiliary die groove are matched to realize one-step forming of the side surface hole in the injection molding process of the mobile phone shell.
Description
Technical Field
The utility model relates to the technical field of mobile phone shell manufacturing equipment, in particular to an injection mold for a mobile phone shell.
Background
The injection mold for the mobile phone shell is a tool for producing the plastic mobile phone shell and is also a tool for endowing a plastic product with a complete structure and an accurate size. Injection molding is a process used in mass production of some parts having complex shapes. Specifically, the method comprises the steps of injecting molten plastic into a mold cavity from an injection molding machine at high pressure, and cooling and solidifying to obtain a formed product. The injection mold for the mobile phone shell is divided into two types, namely a thermosetting plastic mold and a thermoplastic plastic mold according to the molding characteristics, and is divided into a transfer mold, a blow mold, a cast mold, a hot forming mold, a hot pressing mold, an injection mold and the like according to the molding process, wherein the hot pressing mold can be divided into three types, namely a flash type, a semi-flash type and a non-flash type, by a flash mode, the injection mold can be divided into two types, namely a cold runner mold and a hot runner mold, by a pouring system, and can be divided into two types, namely a movable type and a fixed type, by a loading and unloading mode.
The existing injection mold for the mobile phone shell is generally designed in an integrated manner, the side opening, the bottom shell and the like of the mobile phone shell are carved by a carving machine at one time, the requirement on a manufacturing machine of the mold is high, and the manufacturing cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model provides an injection mold for a mobile phone shell, aiming at solving the technical problem of one-step forming of a hole on the side surface in the injection molding process of the mobile phone shell.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a cell-phone shell injection mold, includes the base, the top surface one end fixed connection of base is in the bottom surface of first support, one side four corners difference fixed connection slide bar's of first support one end is a plurality of the other end difference fixed connection of slide bar is in one side four corners of second support, the bottom surface fixed connection of second support in the top surface other end of base, a plurality of hydraulic rod of one side middle part fixed connection of first support, it is a plurality of slide bar's middle part difference sliding connection is in the four corners of unloading mechanism, one side, a plurality of unloading mechanism the middle part of slide bar is sliding connection in master die mechanism respectively, and is a plurality of hydraulic rod's the equal fixed connection of output in one side of master die mechanism, the middle part of second support is through pressure mechanism connection vice die mechanism.
Furthermore, one end of the sliding rod is provided with a limiting block.
Furthermore, the middle part of the second support is provided with an auxiliary die sliding opening, and the periphery of the auxiliary die sliding opening is provided with grooves.
Furthermore, unloading mechanism includes the unloading slider, the four corners of unloading slider respectively sliding connection in the middle part of slide bar, a plurality of unloading push pins of one side middle part fixed connection of unloading slider, a plurality of perpendicular pull rings of one side fixed connection of unloading slider, it is a plurality of erect the pull ring all overlap establish connect in one side of fundamental mode mechanism, the upper and lower both ends middle part of unloading slider has been seted up the depression bar respectively and has been dodged the mouth.
Further, the master die mechanism includes the master die slider, the four corners of master die slider sliding connection respectively in the middle part of slide bar, the master die groove has been seted up at the middle part of master die slider, a plurality of push pin holes have been seted up to one side in master die groove, the side opening has been seted up respectively all around in master die groove, and is a plurality of the outside in side opening all is equipped with side opening shutoff mechanism, a plurality of horizontal pull rings of one side fixed connection of master die slider, it is a plurality of horizontal pull ring overlap respectively establish connect in erect the pull ring.
Further, side opening shutoff mechanism includes the shutoff piece, the shutoff spacing groove has been seted up respectively at the both ends of shutoff piece, and is a plurality of the inside of shutoff spacing groove is equipped with limit screw respectively, and is a plurality of limit screw's one end threaded connection in one side of main mould groove, it is a plurality of connect shutoff reset spring is established to limit screw's middle part cover.
Furthermore, the pressure mechanism comprises a plurality of extension springs, two ends of each extension spring are fixedly connected with a tensioning block respectively, the tensioning blocks are connected to one end of an L-shaped rocker in a rotating mode respectively, the middle of each L-shaped rocker is connected to two ends of a first fixing shaft in a rotating mode respectively, the first fixing shafts are fixedly connected to one side of the second support, the other ends of the L-shaped rockers are connected to two ends of a second fixing shaft in a sliding mode, and the second fixing shafts are fixedly connected to one side of the auxiliary die mechanism.
Furthermore, the auxiliary die mechanism comprises an auxiliary die sliding block, an auxiliary die groove is formed in one side of the auxiliary die sliding block, an injection molding opening is formed in the middle of the auxiliary die groove, plugging insertion holes are formed in the periphery of the auxiliary die groove respectively, and the other side of the auxiliary die sliding block is fixedly connected with a plurality of second fixing shafts.
Compared with the prior art, the utility model has the beneficial effects that:
the side hole plugging mechanism, the second support and the auxiliary die groove of the main die mechanism are matched to realize one-step forming of the side hole in the injection molding process of the mobile phone shell, so that the process and operation difficulty in the production and manufacturing process of the injection mold of the mobile phone shell are greatly reduced, the grooving of a high-precision engraving machine is not required to be relied on, and the production and manufacturing cost of the injection mold of the mobile phone shell is reduced.
Drawings
FIG. 1 is a schematic diagram A of the external structure of the present invention;
FIG. 2 is a schematic diagram B of the external structure of the present invention;
FIG. 3 is an exploded view of the internal structure of the present invention;
FIG. 4 is a schematic structural view of a blanking mechanism of the present invention;
FIG. 5 is a schematic sectional view of the mechanism of the main mold of the present invention;
FIG. 6 is a schematic view of the pressure mechanism of the present invention;
fig. 7 is a schematic structural view of a second support and secondary mold mechanism of the present invention.
In the figure: 1. a base; 2. a first bracket; 3. a slide bar; 31. a limiting block; 4. a second bracket; 41. a secondary mold slide port; 5. a hydraulic push rod; 6. a blanking mechanism; 61. a blanking slide block; 62. blanking push pins; 63. a vertical pull ring; 64. the pressure lever dodges the mouth; 7. a master mold mechanism; 71. a main mold slide block; 72. a main mold groove; 73. a needle pushing hole; 74. side opening; 75. a side hole plugging mechanism; 751. a plugging block; 752. plugging the limit groove; 753. a limiting screw; 754. plugging a return spring; 76. a horizontal pull ring; 8. a pressure mechanism; 81. an extension spring; 82. a tensioning block; 83. an L-shaped rocker; 84. a first fixed shaft; 85. a second fixed shaft; 9. a secondary die mechanism; 91. a secondary die slide block; 92. a secondary mold groove; 93. an injection molding port; 94. and plugging the jacks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the utility model, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the utility model.
Embodiments, please refer to fig. 1-3, an injection mold for a mobile phone case includes a base 1, one end of the top surface of the base 1 is fixedly connected with the bottom surface of the first bracket 2, four corners of one side of the first bracket 2 are respectively and fixedly connected with one end of a sliding rod 3, the other ends of a plurality of sliding rods 3 are respectively and fixedly connected with four corners of one side of the second bracket 4, the bottom surface of the second bracket 4 is fixedly connected with the other end of the top surface of the base 1, the middle part of one side of the first bracket 2 is fixedly connected with a plurality of hydraulic push rods 5, the middle parts of a plurality of slide rods 3 are respectively connected with four corners of a blanking mechanism 6 in a sliding way, one side of the blanking mechanism 6 and the middle parts of the plurality of sliding rods 3 are respectively connected with a main die mechanism 7 in a sliding manner, the output ends of the plurality of hydraulic push rods 5 are fixedly connected with one side of the main die mechanism 7, and the middle part of the second support 4 is connected with an auxiliary die mechanism 9 through a pressure mechanism 8.
In the embodiment, please refer to fig. 1-3, wherein a limit block 31 is disposed at one end of the sliding rod 3, and the limit block 31 is used to limit the maximum backward position of the blanking mechanism 6.
In the embodiment, please refer to fig. 7 again, the middle of the second support 4 is provided with a secondary mold sliding port 41, the periphery of the secondary mold sliding port 41 is provided with a bevel, and the bevel pushes the side hole plugging mechanism 75 in the primary mold mechanism 7, so as to complete plugging of the side opening.
In the embodiment, please refer to fig. 4, the blanking mechanism 6 includes a blanking slide block 61, four corners of the blanking slide block 61 are slidably connected to the middle of the slide bar 3, a plurality of blanking push pins 62 are fixedly connected with the middle part of one side of the blanking slide block 61, a plurality of vertical pull rings 63 are fixedly connected with one side of the blanking slide block 61, the vertical pull rings 63 are all sleeved and connected with one side of the main die mechanism 7, the middle parts of the upper and lower ends of the blanking slide block 61 are respectively provided with a pressure lever avoiding opening 64, the design is realized by the matching of a vertical pull ring 63 and a horizontal pull ring 76 in the main mold mechanism 7, when the main die mechanism 7 is pushed forward, the blanking mechanism 6 is synchronously followed, and in the process of retreating the main die mechanism 7, after the blanking mechanism 6 touches the limiting block 31, the injection molded mobile phone shell is pushed out of the main mold mechanism 7 through the plurality of blanking push pins 62, so that blanking is realized.
In an embodiment, please refer to fig. 5 again, the main mold mechanism 7 includes a main mold slider 71, four corners of the main mold slider 71 are slidably connected to the middle portion of the slide rod 3, a main mold groove 72 is formed in the middle portion of the main mold slider 71, a plurality of pin pushing holes 73 are formed in one side of the main mold groove 72, side holes 74 are formed around the main mold groove 72, side hole plugging mechanisms 75 are disposed outside the side holes 74, a plurality of horizontal pull rings 76 are fixedly connected to one side of the main mold slider 71, and the horizontal pull rings 76 are respectively connected to the vertical pull rings 63 in a sleeving manner.
In an embodiment, please refer to fig. 5 again, the side hole plugging mechanism 75 includes a plugging block 751, two ends of the plugging block 751 are respectively provided with a plugging limiting groove 752, a plurality of limiting screws 753 are respectively arranged inside the plugging limiting grooves 752, one end of each of the limiting screws 753 is screwed to one side of the main mold groove 72, a plugging return spring 754 is sleeved and connected in the middle of each of the limiting screws 753, in this design, the bevel of the second bracket 4 pushes one side inclined surface of the plugging block 751 when the main mold mechanism 7 advances, the plugging block 751 is pushed into the side hole 74 and inserted into the plugging insertion hole 94, and when the main mold mechanism 7 retreats, the plugging block 751 is pushed out of the side hole 74 by the plugging return springs 754 and reset.
In an embodiment, please refer to fig. 6 again, the pressure mechanism 8 includes a plurality of extension springs 81, two ends of the plurality of extension springs 81 are respectively and fixedly connected with a tensioning block 82, the plurality of tensioning blocks 82 are respectively and rotatably connected to one end of an L-shaped rocker 83, a middle portion of the plurality of L-shaped rockers 83 is respectively and rotatably connected to two ends of a first fixed shaft 84, the plurality of first fixed shafts 84 are respectively and fixedly connected to one side of the second bracket 4, the other ends of the plurality of L-shaped rockers 83 are slidably connected to two ends of a second fixed shaft 85, the plurality of second fixed shafts 85 are respectively and fixedly connected to one side of the secondary mold mechanism 9, and the plurality of extension springs 81 and the plurality of tensioning blocks 82 are designed to keep the plurality of L-shaped rockers 83 in an initial state when not stressed.
In an embodiment, please refer to fig. 7 again, the auxiliary mold mechanism 9 includes an auxiliary mold slider 91, one side of the auxiliary mold slider 91 is provided with an auxiliary mold groove 92, the middle of the auxiliary mold groove 92 is provided with an injection molding opening 93, the peripheries of the auxiliary mold groove 92 are respectively provided with plugging insertion holes 94, the other side of the auxiliary mold slider 91 is fixedly connected with a plurality of second fixing shafts 85, and the design injects the material into the mold through the injection molding opening 93.
The operation principle is as follows: firstly, pushing a main die mechanism 7 to advance towards a second support 4 along a sliding rod 3 through a plurality of hydraulic push rods 5, simultaneously, pulling a blanking mechanism 6 to follow synchronously through the matching of a transverse pull ring 76 and a vertical pull ring 63, continuously pushing the main die mechanism 7 after pushing the auxiliary die mechanism 9, pushing the auxiliary die mechanism 9 into an auxiliary die sliding opening 41 of the second support 4, simultaneously pushing a side inclined surface of a blocking block 751 to push the blocking block 751 into a side hole 74 through a groove of the second support 4 when the main die mechanism 7 is pushed to advance, inserting the blocking block 751 into a blocking jack 94 to realize the blocking of the whole die, injecting materials into the die through an injection opening 93, pulling the main die mechanism 7 to retreat along the sliding rod 3 through the plurality of hydraulic push rods 5 after cooling forming, keeping a plurality of L-shaped rocking rods 83 in an initial state through a plurality of stretching springs 81 and a plurality of tensioning blocks 82 when the L-shaped rocking rods 83 are not stressed, and further pushing the auxiliary die mechanism 9 to an initial position, in the process of retreating the main mold mechanism 7, the blanking mechanism 6 stops after contacting the limiting block 31, the main mold mechanism 7 continues to retreat, and the mobile phone shell subjected to injection molding is pushed out of the main mold mechanism 7 through the plurality of blanking push pins 62 penetrating through the push pin holes 73, so that blanking is realized.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a cell-phone shell injection mold, includes base (1), its characterized in that: one end of the top surface of the base (1) is fixedly connected with the bottom surface of the first bracket (2), four corners at one side of the first bracket (2) are respectively and fixedly connected with one end of a sliding rod (3), the other ends of the sliding rods (3) are respectively and fixedly connected with four corners at one side of the second bracket (4), the bottom surface of the second bracket (4) is fixedly connected with the other end of the top surface of the base (1), the middle part of one side of the first bracket (2) is fixedly connected with a plurality of hydraulic push rods (5), the middle parts of a plurality of slide rods (3) are respectively connected with four corners of a blanking mechanism (6) in a sliding way, one side of the blanking mechanism (6) and the middle parts of the plurality of sliding rods (3) are respectively connected with a main die mechanism (7) in a sliding manner, the output ends of the plurality of hydraulic push rods (5) are fixedly connected with one side of the main die mechanism (7), the middle part of the second bracket (4) is connected with an auxiliary die mechanism (9) through a pressure mechanism (8).
2. The injection mold for mobile phone shells according to claim 1, wherein: one end of the sliding rod (3) is provided with a limiting block (31).
3. The injection mold for mobile phone shells according to claim 1, wherein: and an auxiliary die sliding opening (41) is formed in the middle of the second support (4), and the periphery of the auxiliary die sliding opening (41) is divided into grooves.
4. The injection mold for mobile phone shells according to claim 1, wherein: unloading mechanism (6) are including unloading slider (61), the four corners difference sliding connection of unloading slider (61) in the middle part of slide bar (3), a plurality of unloading push pin (62) of one side middle part fixed connection of unloading slider (61), a plurality of pull ring (63) of erectting of one side fixed connection of unloading slider (61), it is a plurality of erect pull ring (63) all overlap establish connect in one side of master die mechanism (7), depression bar dodge mouth (64) have been seted up respectively at the upper and lower both ends middle part of unloading slider (61).
5. The injection mold for mobile phone shells as claimed in claim 4, wherein: fundamental mode slider (7) is including fundamental mode slider (71), the four corners of fundamental mode slider (71) sliding connection respectively in the middle part of slide bar (3), fundamental mode groove (72) have been seted up at the middle part of fundamental mode slider (71), a plurality of push pin holes (73) have been seted up to one side of fundamental mode groove (72), side opening (74) have been seted up respectively all around fundamental mode groove (72), and are a plurality of the outside of side opening (74) all is equipped with side opening shutoff mechanism (75), a plurality of horizontal pull rings (76) of one side fixed connection of fundamental mode slider (71), it is a plurality of horizontal pull ring (76) overlap respectively establish connect in erect pull ring (63).
6. The injection mold for mobile phone shells as claimed in claim 5, wherein: side opening shutoff mechanism (75) are including shutoff piece (751), shutoff spacing groove (752) have been seted up respectively at the both ends of shutoff piece (751), and is a plurality of the inside of shutoff spacing groove (752) is equipped with limit screw (753) respectively, and is a plurality of one end threaded connection of limit screw (753) in one side of main mould groove (72), it is a plurality of shutoff reset spring (754) is established to the middle part cover of limit screw (753).
7. The injection mold for mobile phone shells according to claim 1, wherein: the pressure mechanism (8) comprises a plurality of extension springs (81), the two ends of each extension spring (81) are fixedly connected with a tensioning block (82) respectively, the tensioning blocks (82) are connected to one end of an L-shaped rocker (83) in a rotating mode respectively, the middle of the L-shaped rocker (83) is connected to the two ends of a first fixing shaft (84) in a rotating mode respectively, the first fixing shafts (84) are fixedly connected to one side of the second support (4) respectively, the other ends of the L-shaped rockers (83) are connected to the two ends of a second fixing shaft (85) in a sliding mode, and the second fixing shafts (85) are fixedly connected to one side of the auxiliary die mechanism (9) respectively.
8. The injection mold for mobile phone shells as claimed in claim 7, wherein: the auxiliary die mechanism (9) comprises an auxiliary die sliding block (91), an auxiliary die groove (92) is formed in one side of the auxiliary die sliding block (91), an injection molding opening (93) is formed in the middle of the auxiliary die groove (92), blocking insertion holes (94) are formed in the periphery of the auxiliary die groove (92) respectively, and the other side of the auxiliary die sliding block (91) is fixedly connected with a plurality of second fixing shafts (85).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122821914.2U CN216884960U (en) | 2021-11-18 | 2021-11-18 | Mobile phone shell injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122821914.2U CN216884960U (en) | 2021-11-18 | 2021-11-18 | Mobile phone shell injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216884960U true CN216884960U (en) | 2022-07-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122821914.2U Active CN216884960U (en) | 2021-11-18 | 2021-11-18 | Mobile phone shell injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216884960U (en) |
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2021
- 2021-11-18 CN CN202122821914.2U patent/CN216884960U/en active Active
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