CN217144691U - Injection mold capable of quickly cutting flash - Google Patents
Injection mold capable of quickly cutting flash Download PDFInfo
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- CN217144691U CN217144691U CN202123122475.2U CN202123122475U CN217144691U CN 217144691 U CN217144691 U CN 217144691U CN 202123122475 U CN202123122475 U CN 202123122475U CN 217144691 U CN217144691 U CN 217144691U
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- 238000002347 injection Methods 0.000 title claims abstract description 26
- 239000007924 injection Substances 0.000 title claims abstract description 26
- 238000005520 cutting process Methods 0.000 title claims abstract description 19
- 238000001816 cooling Methods 0.000 claims description 20
- 238000000465 moulding Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 2
- 238000005266 casting Methods 0.000 abstract description 17
- 239000007788 liquid Substances 0.000 abstract description 15
- 238000001746 injection moulding Methods 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract 1
- 210000005056 cell body Anatomy 0.000 description 2
- 239000000112 cooling gas Substances 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000000071 blow moulding Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
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Abstract
The utility model discloses an injection mold capable of rapidly cutting flash, which comprises a base, an upper mold, a lower mold, a driving mechanism, a connecting rod and a cutter; the base is horizontally arranged, the lower die is installed on the base, the upper die is arranged above the lower die and corresponds to the lower die, and when the upper die moves downwards to abut against the lower die, a cavity is formed in the upper die and the lower die; the upper die is provided with a pouring channel communicated with the die cavity, the lower die is provided with a mounting groove and a mounting hole which are communicated with the die cavity and are arranged from top to bottom, and the cutter is arranged in the mounting groove. The utility model provides an injection mold that can cut overlap fast pours into casting liquid into the die cavity through the pouring passageway, after the casting liquid cools off, can drive the cutter through actuating mechanism drive connecting rod and move from top to bottom and excise the overlap, directly form the injection molding, injection molding and cut overlap two technologies can all be realized through the device, improve production efficiency, reduction in production cost; and two processes are realized through one device, and the manufacturing precision of the injection molding part is improved.
Description
Technical Field
The utility model relates to an injection mold technical field especially relates to an injection mold that can cut overlap fast.
Background
The mold opening and closing machine is a mechanism for realizing mold opening and closing under the action of a power mechanism, is an important component of plastic blow molding machinery, is directly related to product performance, production efficiency and manufacturing cost of a whole machine, and is usually driven in a hydraulic or pneumatic mode.
Flash is the excess flash that overflows into the mold closing line or stripper pin clearance during molding and remains on the injection molded part. The flash is also called as flash, burr, etc. Due to the influence of various factors, it is impossible that the plastic part generates no flash absolutely. In the injection mold, molten plastic is injected into a plastic product mold by pressure, and various plastic parts are obtained by cooling and molding. The existing mold opening and closing machine is not provided with an automatic deburring mechanism, and after the mold opening and closing machine is machined, a method for manually trimming and deburring is mostly adopted, so that the phenomena of deburring residue and body damage are easily caused, and the deburring treatment effect is poor.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem who exists among the background art, the utility model provides an injection mold of overlap can cut fast.
The utility model provides an injection mold capable of rapidly cutting flash, which comprises a base, an upper mold, a lower mold, a driving mechanism, a connecting rod and a cutter;
the base is horizontally arranged, the lower die is installed on the base, the upper die is arranged above the lower die and corresponds to the lower die, and when the upper die moves downwards to abut against the lower die, a cavity is formed in the upper die and the lower die;
the upper die is provided with a pouring channel communicated with the die cavity, the lower die is provided with a mounting groove and a mounting hole which are communicated with the die cavity and are arranged from top to bottom, the cutter is arranged in the mounting groove and is coaxially arranged with the die cavity, the connecting rod is arranged in the mounting hole, and the driving mechanism is in driving connection with the connecting rod and used for driving the connecting rod to drive the cutter to move up and down.
Preferably, the cutter has an annular first side wall arranged coaxially with the cavity, the first side wall abutting against an inner edge of the cavity.
Preferably, the upper die comprises an upper die base and an upper inner die, the upper die base is provided with a first groove body capable of accommodating the upper inner die, the upper inner die is arranged in the first groove body and is in threaded connection with the upper die base, the upper inner die is provided with a first groove with a forming cavity, and the pouring channel penetrates through the upper die base and the lower inner die and is communicated with the first groove.
Preferably, the lower mould includes die holder and centre form down, and the second cell body that can hold centre form down is seted up to the die holder, and the centre form down arrange in the second cell body and with die holder threaded connection, and the centre form down is seted up the second recess that has the shaping chamber, and the second recess corresponds with first recess and is arranged, and the mounting groove is located the centre form down and link up with the second recess, and the mounting hole runs through centre form and die holder down.
Preferably, the upper inner die is provided with a plurality of first cooling channels which are concentrically arranged, and the first cooling channels are coaxially arranged with the cavity.
Preferably, the lower inner die is provided with a plurality of concentrically arranged second cooling channels, and the second cooling channels are coaxially arranged with the cavity.
Preferably, the base is in threaded connection with the lower die holder.
In the injection mold capable of rapidly cutting the flash, the casting liquid is injected into the cavity through the casting channel, after the casting liquid is cooled, the connecting rod can be driven by the driving mechanism to drive the cutter to move up and down to cut the flash, so that an injection molding part is directly formed, and the two processes of injection molding and flash cutting can be realized through the injection mold, so that the production efficiency is improved, and the production cost is reduced; and two processes are realized by one device, so that errors caused by the two production processes realized by the two devices are avoided, and the manufacturing precision of the injection molding piece is improved.
Drawings
Fig. 1 is a schematic structural view of an injection mold capable of rapidly cutting flash according to the present invention.
Detailed Description
As shown in fig. 1, fig. 1 is a schematic structural view of an injection mold capable of rapidly cutting flash according to the present invention.
Referring to fig. 1, the utility model provides an injection mold capable of rapidly cutting flash, which comprises a base 1, an upper mold 2, a lower mold 3, a driving mechanism 4, a connecting rod 5 and a cutter 6;
the base 1 is horizontally arranged, the lower die 3 is installed on the base 1, the upper die 2 is arranged above the lower die 3 and corresponds to the lower die 3, and when the upper die 2 moves downwards to abut against the lower die 3, a cavity A is formed in the upper die 2 and the lower die 3;
go up and offer the pouring passageway 21 of intercommunication die cavity A on the mould 2, offer the mounting groove and the mounting hole that intercommunication die cavity A and from top to bottom arranged on the lower mould 3, cutter 6 arranges in the mounting groove, and arranges with die cavity A is coaxial, and connecting rod 5 arranges in the mounting hole, and actuating mechanism 4 is connected with the drive of connecting rod 5 for drive connecting rod 5 drives cutter 6 up-and-down motion.
The injection mold capable of cutting flash fast of the embodiment is in a specific working process, when an upper mold 2 and a lower mold 3 are closed, casting liquid is injected into a cavity A through a pouring channel 21, after the casting liquid in the cavity A is cooled and molded, a driving mechanism 4 drives a connecting rod 5 to drive a cutter 6 to move upwards, the flash of the inner edge of the cavity A is cut off, the injection liquid after the inside of the cavity A is cooled can form an injection molding part 7, the upper mold 2 and the lower mold 3 are separated, the injection molding part 7 is taken out, and the pouring channel 21 is cleaned.
In the embodiment, the injection mold capable of rapidly cutting the flash is characterized in that the casting liquid is injected into the cavity A through the casting channel 21, after the casting liquid is cooled, the connecting rod 5 is driven by the driving mechanism 4 to drive the cutter 6 to move up and down to cut the flash, and the injection molding part 7 is directly formed; and two processes are realized by one device, so that errors caused by the two production processes realized by the two devices are avoided, and the manufacturing precision of the injection molding piece 7 is improved.
In a particular embodiment, the cutting knife 6 has an annular first side wall 61 arranged coaxially with the cavity a, the first side wall 61 abutting against the inner edge of the cavity a. The cutter 6 moves upwards to drive the first side wall 61 to move upwards while abutting against the inner edge of the cavity A, and the first side wall 61 cuts off flash under the shearing action of the side wall of the inner edge of the cavity A.
Further, the upper die 2 includes an upper die holder 2a and an upper inner die 2b, the upper die holder 2a is provided with a first groove body capable of accommodating the upper inner die 2b, the upper inner die 2b is arranged in the first groove body and is in threaded connection with the upper die holder 2a, the upper inner die 2b is provided with a first groove 2b1 forming the cavity a, and the pouring channel 21 penetrates through the upper die holder 2a and the upper inner die 2b and is communicated with the first groove 2b 1. The lower die 3 comprises a lower die base 3a and a lower inner die 3b, the lower die base 3a is provided with a second groove body capable of containing the lower inner die 3b, the lower inner die 3b is arranged in the second groove body and is in threaded connection with the lower die base 3a, the lower inner die 3b is provided with a second groove 3b1 with a forming cavity A, the second groove 3b1 is arranged corresponding to the first groove 2b1, the mounting groove is located on the lower inner die 3b and is communicated with the second groove 3b1, and the mounting hole penetrates through the lower inner die 3b and the lower die base 3 a.
Further, the upper inner die 2b is provided with a plurality of concentrically arranged first cooling channels 2b2, and the first cooling channels 2b2 are arranged coaxially with the cavity a. Cooling liquid or cooling gas is injected into the first cooling channel 2b2, so that the upper inner die 2b is cooled through heat transfer, and the casting liquid in the first groove 2b1 is cooled, and the cooling speed is increased.
Furthermore, the lower inner die 3b is provided with a plurality of concentrically arranged second cooling channels 3b2, and the second cooling channels 3b2 are arranged coaxially with the cavity a. And cooling liquid or cooling gas is injected into the second cooling channel 3b2, so that the lower inner die 3b is cooled through heat transfer, and then the casting liquid in the second groove 3b1 is cooled, and the cooling speed is increased.
In other specific embodiments, the base 1 is in threaded connection with the lower die holder 3a, so that the disassembly is convenient.
The working principle is as follows: the upper die holder 2a drives the upper inner die 2b to move downwards so as to enable the upper inner die 2b and the lower inner die 3b to be matched, casting liquid is injected into a cavity A formed by the first groove 2b1 and the second groove 3b1 through the casting channel 21, after the cavity A is filled with the casting liquid, cooling media are injected into the first cooling channel 2b2 and the second cooling channel 3b2, the upper inner die 2b and the lower inner die 3b are rapidly cooled so as to enable the casting liquid in the cavity A to be cooled and formed, the driving mechanism 4 drives the connecting rod 5 to drive the cutter 6 to move upwards, the first side wall 61 and the inner edge side wall of the cavity A form a shearing action to cut off burrs, the injection liquid cooled in the cavity A can form an injection molding piece 7, the upper inner die 2b and the lower inner die 3b are separated, the injection molding piece 7 is taken out, and the casting channel 21 and the cavity A are cleaned.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. An injection mold capable of rapidly cutting flash is characterized by comprising a base (1), an upper mold (2), a lower mold (3), a driving mechanism (4), a connecting rod (5) and a cutter (6);
the base (1) is horizontally arranged, the lower die (3) is installed on the base (1), the upper die (2) is arranged above the lower die (3) and is arranged corresponding to the lower die (3), and when the upper die (2) moves downwards to abut against the lower die (3), a cavity (A) is formed inside the upper die (2) and inside the lower die (3);
go up and offer pouring passageway (21) of intercommunication die cavity (A) on mould (2), set up on lower mould (3) intercommunication die cavity (A) and from top to bottom the mounting groove and the mounting hole of arranging, cutter (6) are arranged in the mounting groove, and with the coaxial arrangement of die cavity (A), and connecting rod (5) are arranged in the mounting hole, and actuating mechanism (4) are connected with connecting rod (5) drive for drive connecting rod (5) drive cutter (6) up-and-down motion.
2. A flash injection mould according to claim 1, wherein the cutting knife (6) has an annular first side wall (61) arranged coaxially with the cavity (a), the first side wall (61) abutting against an inner edge of the cavity (a).
3. The injection mold capable of rapidly cutting the flash according to claim 1, wherein the upper mold (2) comprises an upper mold base (2a) and an upper inner mold (2b), the upper mold base (2a) is provided with a first groove body capable of accommodating the upper inner mold (2b), the upper inner mold (2b) is arranged in the first groove body and is in threaded connection with the upper mold base (2a), the upper inner mold (2b) is provided with a first groove (2b1) forming the cavity (A), and the pouring channel (21) penetrates through the upper mold base (2a) and the upper inner mold (2b) and is communicated with the first groove (2b 1).
4. The injection mold capable of rapidly cutting the flash according to claim 3, wherein the lower mold (3) comprises a lower mold base (3a) and a lower inner mold (3b), the lower mold base (3a) is provided with a second groove body capable of accommodating the lower inner mold (3b), the lower inner mold (3b) is arranged in the second groove body and is in threaded connection with the lower mold base (3a), the lower inner mold (3b) is provided with a second groove (3b1) forming the molding cavity (A), the second groove (3b1) is arranged corresponding to the first groove (2b1), the installation groove is located on the lower inner mold (3b) and is communicated with the second groove (3b1), and the installation hole penetrates through the lower inner mold (3b) and the lower mold base (3 a).
5. An injection mold capable of rapidly cutting flash according to any one of claims 1 to 4, characterized in that the upper inner mold (2b) is provided with a plurality of concentrically arranged first cooling channels (2b2), and the first cooling channels (2b2) are arranged coaxially with the cavity (A).
6. An injection mold capable of cutting flash rapidly as claimed in any one of claims 1 to 4, wherein the lower inner mold (3b) is provided with a plurality of concentrically arranged second cooling channels (3b2), and the second cooling channels (3b2) are arranged coaxially with the cavity (A).
7. The injection mold capable of rapidly cutting the flash according to claim 1, wherein the base (1) is in threaded connection with the lower die holder (3 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123122475.2U CN217144691U (en) | 2021-12-13 | 2021-12-13 | Injection mold capable of quickly cutting flash |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123122475.2U CN217144691U (en) | 2021-12-13 | 2021-12-13 | Injection mold capable of quickly cutting flash |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217144691U true CN217144691U (en) | 2022-08-09 |
Family
ID=82685015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123122475.2U Active CN217144691U (en) | 2021-12-13 | 2021-12-13 | Injection mold capable of quickly cutting flash |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217144691U (en) |
-
2021
- 2021-12-13 CN CN202123122475.2U patent/CN217144691U/en active Active
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