CN217476504U - Earphone plastic part injection mold capable of stably pulling core - Google Patents
Earphone plastic part injection mold capable of stably pulling core Download PDFInfo
- Publication number
- CN217476504U CN217476504U CN202221621210.9U CN202221621210U CN217476504U CN 217476504 U CN217476504 U CN 217476504U CN 202221621210 U CN202221621210 U CN 202221621210U CN 217476504 U CN217476504 U CN 217476504U
- Authority
- CN
- China
- Prior art keywords
- mold
- lower mold
- insert
- plate
- core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides a headphone plastic part injection mold capable of stably pulling cores, which comprises an upper mold and a lower mold, wherein the upper mold comprises an upper mold base, an upper mold plate and an upper mold core, the lower mold comprises a lower mold core, a lower mold plate, a lower mold insert base plate and a lower mold base, the lower mold insert base plate is provided with a lower mold insert, two sides of the lower mold plate are respectively provided with a first side mold mechanism and a second side mold mechanism, the first side mold mechanism and the second side mold mechanism respectively comprise a driving cylinder fixedly connected to the side wall of the lower mold plate, a side mold slide block slidably arranged on the lower mold plate, and a side mold insert fixedly connected to the side mold slide block and penetrating through the lower mold core, one end of the side mold slide block is provided with a clamping part, the side surface of the lower mold insert is provided with a clamping groove corresponding to the clamping part, the clamping part is movably arranged on the clamping groove, the clamping part, the order of the clamping groove is effectively controlled, the stability of the demoulding process is ensured, the deformation or abrasion of the product during demoulding is avoided, and the appearance quality of the product is ensured.
Description
Technical Field
The utility model relates to a mould field indicates a earphone plastic part injection mold that can stably loose core especially.
Background
The shell of earphone is the plastic part mostly, and injection mold need be used in the preparation of plastic part, and the product need carry out the drawing of patterns operation to the product in the cooling shaping back in the mould to realize breaking away from of product and mould, to the comparatively complicated product of some shape structures, need set up a plurality of mold inserts on the mould, need control the order of taking out of every mold insert, avoid the product to demold by force and lead to warping. The existing mold structure has no mechanism for controlling the demolding sequence of different inserts, the demolding process is unstable, and the appearance quality of a product is influenced.
Disclosure of Invention
The utility model aims to solve the problem that an earphone plastic part injection mold that can stably loose core is provided, improves drawing of patterns stability, guarantees product quality.
The injection mold comprises an upper mold and a lower mold, wherein the upper mold comprises an upper mold base, an upper mold plate and an upper mold core which are sequentially arranged from top to bottom, the lower mold comprises a lower mold core, a lower mold plate, a lower mold insert base plate and a lower mold base, the lower mold insert base plate and the lower mold base are sequentially arranged from top to bottom, a lower mold insert penetrating through the lower mold core is arranged on the lower mold insert base plate, a lower mold insert penetrating through the lower mold insert is arranged on the lower mold insert base plate, a first side mold mechanism and a second side mold mechanism are respectively arranged on two sides of the lower mold plate, the first side mold mechanism and the second side mold mechanism respectively comprise a driving cylinder fixedly connected on the side wall of the lower mold plate, a side mold slide block slidably arranged on the lower mold plate, a side mold insert fixedly connected on the side mold slide block and penetrating through the lower mold core, one end of the side mold slide block is provided with a clamping part, the side surface of the lower die insert is provided with a clamping groove corresponding to the clamping part, and the clamping part is movably arranged on the clamping groove.
Preferably, both sides of the top of the lower template are provided with transverse movable grooves, the side mold sliding block is movably arranged on the transverse movable grooves, the lower mold core is provided with an insert through groove communicated with the transverse movable grooves in a penetrating manner, and the side mold insert is movably arranged on the insert through groove.
Preferably, a top plate is movably arranged between the lower die insert pin base plate and the lower die base, and a plurality of ejector pins penetrating through the lower die core are arranged on the top plate.
Preferably, the top of the lower die holder is provided with a fixed upright column, the top end of the fixed upright column is provided with a proximity sensor positioned on the lower side of the lower die insert pin base plate, one side of the lower die holder is provided with a controller in data connection with the proximity sensor, and the driving cylinder is electrically connected with the controller.
The utility model has the advantages that: the utility model provides a can stabilize earphone plastic part injection mold of loosing core, set up unique assembly structure, because the lower mould is inlayed the needle and is run through and set up on the lower mould mold insert, the side form slider can be in the drive of actuating cylinder business turn over mould down, in order to drive clamping part business turn over draw-in groove and lock or unblock operation lower mould mold insert, can let the lower mould inlay the needle backing plate earlier and drive the lower mould and inlay the needle and break away from with the product, then let side form mold insert and product break away from, let the lower mould mold insert break away from with the product again, last will go up mould benevolence and lower mould benevolence and open, the drawing of patterns order has been controlled effectively, ensure drawing of patterns process stable, warp or wearing and tearing when avoiding the product drawing of patterns, guarantee product appearance quality.
Drawings
Fig. 1 illustrates the structure diagram of the mold closing state of the present invention.
Fig. 2 illustrates the structure diagram of the open state of the lower mold insert pin backing plate of the present invention.
Fig. 3 illustrates the structure diagram of the lower mold insert backing plate open state of the present invention.
Fig. 4 illustrates a partially enlarged structural diagram of a portion a in fig. 1 according to the present invention.
The reference numbers indicate: the mold comprises an upper mold base 10, an upper mold plate 20, a transverse movable groove 21, an upper mold core 30, a lower mold core 40, an insert through groove 41, a lower mold plate 50, a lower mold insert backing plate 60, a lower mold insert 61, a clamping groove 610, a lower mold insert backing plate 70, a lower mold insert 71, a lower mold base 80, a top plate 81, a thimble 82, a fixed upright 83, a proximity sensor 84, a controller 85, a driving cylinder 90, a side mold slide block 91, a side mold insert 92 and a clamping part 910.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be described clearly and completely with reference to the drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments.
All other embodiments of the person skilled in the art, which are obtained without inventive work on the basis of the described embodiments of the present disclosure, are within the scope of protection of the present disclosure.
Refer to fig. 1-4.
The utility model provides an earphone plastic part injection mold capable of stably pulling core, which comprises an upper mold and a lower mold, wherein the upper mold comprises an upper mold base 10, an upper mold plate 20 and an upper mold core 30 which are sequentially arranged from top to bottom, the lower mold comprises a lower mold core 40, a lower mold plate 50, a lower mold insert backing plate 60, a lower mold insert backing plate 70 and a lower mold base 80 which are sequentially arranged from top to bottom, a lower mold insert 61 which penetrates through the lower mold core 40 is arranged on the lower mold insert backing plate 60, a lower mold insert 71 which penetrates through the lower mold insert 61 is arranged on the lower mold insert backing plate 70, a first side mold mechanism and a second side mold mechanism are respectively arranged at two sides of the lower mold plate 50, the first side mold mechanism and the second side mold mechanism respectively comprise a driving cylinder 90 which is fixedly connected on the side wall of the lower mold plate 50, a side mold slide block 91 which is slidably arranged on the lower mold plate 50, and a side mold insert 92 which is fixedly connected on the side mold slide block 91 and penetrates through the lower mold core 40, one end of the side mold slide 91 is provided with a clamping portion 910, the side surface of the lower mold insert 61 is provided with a clamping groove 610 corresponding to the clamping portion 910, and the clamping portion 910 is movably arranged on the clamping groove 610.
In the specific use process, after the mold is closed, the clamping part 910 is clamped on the clamping groove 610, the lower mold insert 61 is locked and cannot move, the upper mold core 30, the lower mold core 40, the side mold insert 41, the lower mold insert 61 and the lower mold insert 71 surround to form a cavity, and a product is formed by injecting hot melt resin into the cavity and cooling; when the mold is opened, the lower mold insert backing plate 70 is pushed to descend to drive the lower mold insert 71 to be separated from the product, then the side mold slide block 91 is driven to move towards the outer side of the mold through the driving air cylinder 90, the side mold insert 92 is separated from the product, the clamping portion 910 is separated from the clamping groove 610, the lower mold insert 61 is unlocked, then the lower mold insert backing plate 60 is pushed to descend to drive the lower mold insert 61 to be separated from the product, finally the lower mold plate 50 is pushed to descend to drive the lower mold core 40 to be separated from the upper mold core 30, and the product can be taken out from the lower mold core 40, so that the demolding process is completed. The using principle is that the lower die insert pin 71 penetrates through the lower die insert 61, the side die slide block 91 can enter and exit the die under the driving of the driving cylinder 90, so that the clamping portion 910 is driven to enter and exit the clamping groove 610 to lock or unlock the lower die insert 61, the lower die insert pin 71 can be separated from a product, then the side die insert 92 can be separated from the product, the lower die insert 61 can be separated from the product, finally the upper die core 30 and the lower die core 40 are opened, the demolding sequence is effectively controlled, the demolding process is stable, deformation or abrasion of the product during demolding is avoided, and the appearance quality of the product is ensured.
Based on the above embodiment, the two sides of the top of the lower template 50 are both provided with the transverse movable grooves 21, the side mold sliding blocks 91 are movably arranged on the transverse movable grooves 21, the lower mold core 40 is provided with the insert through groove 41 communicated with the transverse movable grooves 21 in a penetrating manner, and the side mold inserts 92 are movably arranged on the insert through groove 41. When the driving cylinder 90 applies a pushing and pulling force to the side mold sliding block 91, the side mold sliding block 91 moves left and right along the transverse movable groove 21, so that the side mold insert 92 is driven to move on the insert through groove 41, the side mold sliding block 91 and the side mold insert 92 can be ensured to move stably, and the demolding stability is improved.
Based on the above embodiment, a top plate 81 is movably disposed between the lower mold insert backing plate 70 and the lower mold base 80, and a plurality of ejector pins 82 penetrating the lower mold core 40 are disposed on the top plate 81. After the upper mold core 30 and the lower mold core 40 are opened, the top plate 81 is pushed to be lifted to allow the ejector pin 82 to eject the product from the lower mold core 40.
Based on the above embodiment, the top of the lower die holder 80 is provided with the fixed column 83, the top end of the fixed column 83 is provided with the proximity sensor 84 located on the lower side of the lower die insert pin backing plate 70, one side of the lower die holder 80 is provided with the controller 85 in data connection with the proximity sensor 84, and the driving cylinder 90 is electrically connected with the controller 85. When the lower die insert backing plate 70 is pushed to drive the lower die insert 71 to be separated from a product, when the lower die insert backing plate 70 is in contact with the proximity sensor 84, the proximity sensor 84 sends data to the controller 85, the controller 85 judges that the lower die insert 71 is separated from the product in place, the controller 85 immediately controls the driving cylinder 90 to drive the side die sliding block 91 to move towards the outer side of the die, so that the side die insert 92 is separated from the product, and the clamping portion 910 is separated from the clamping groove 610, so that the lower die insert 71 is unlocked, and the demolding efficiency is effectively improved.
The above embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solution of the present invention by those skilled in the art are all within the scope of the present invention as defined by the claims.
Claims (4)
1. An injection mold for earphone plastic parts capable of stably pulling cores comprises an upper mold and a lower mold, and is characterized in that the upper mold comprises an upper mold base, an upper mold plate and an upper mold core which are sequentially arranged from top to bottom, the lower mold comprises a lower mold core, a lower mold plate, a lower mold insert base plate and a lower mold base which are sequentially arranged from top to bottom, the lower mold insert base plate is provided with a lower mold insert which penetrates through the lower mold core, the lower mold insert base plate is provided with a lower mold insert which penetrates through the lower mold insert, a first side mold mechanism and a second side mold mechanism are respectively arranged on two sides of the lower mold plate, the first side mold mechanism and the second side mold mechanism respectively comprise a driving cylinder fixedly connected on the side wall of the lower mold plate, a side mold slide block which is slidably arranged on the lower mold plate, and a side mold insert which is fixedly connected on the side mold slide block and penetrates through the lower mold core, one end of the side die sliding block is provided with a clamping part, the side face of the lower die insert is provided with a clamping groove corresponding to the clamping part, and the clamping part is movably arranged on the clamping groove.
2. The injection mold for earphone plastic parts capable of stably pulling cores according to claim 1, wherein lateral movable grooves are formed in two sides of the top of the lower mold plate, the side mold sliding block is movably arranged on the lateral movable grooves, an insert through groove communicated with the lateral movable grooves is formed in the lower mold core in a penetrating manner, and the side mold insert is movably arranged on the insert through groove.
3. The injection mold for the earphone plastic part capable of stably pulling the core according to claim 2, wherein a top plate is movably arranged between the lower mold insert backing plate and the lower mold base, and a plurality of ejector pins penetrating through the lower mold core are arranged on the top plate.
4. The injection mold for the earphone plastic part capable of stably pulling the core according to claim 3, wherein a fixed upright is arranged at the top of the lower die holder, a proximity sensor located on the lower side of the lower die insert pin backing plate is arranged at the top end of the fixed upright, a controller in data connection with the proximity sensor is arranged on one side of the lower die holder, and the driving cylinder is electrically connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221621210.9U CN217476504U (en) | 2022-06-27 | 2022-06-27 | Earphone plastic part injection mold capable of stably pulling core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221621210.9U CN217476504U (en) | 2022-06-27 | 2022-06-27 | Earphone plastic part injection mold capable of stably pulling core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217476504U true CN217476504U (en) | 2022-09-23 |
Family
ID=83316546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221621210.9U Active CN217476504U (en) | 2022-06-27 | 2022-06-27 | Earphone plastic part injection mold capable of stably pulling core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217476504U (en) |
-
2022
- 2022-06-27 CN CN202221621210.9U patent/CN217476504U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111231233A (en) | Three-plate mold | |
| CN217476504U (en) | Earphone plastic part injection mold capable of stably pulling core | |
| CN110480959B (en) | Multidirectional core-pulling half slide block mechanism die of artistic basket lampshade | |
| CN216465959U (en) | Core pulling mechanism of plastic mold | |
| CN216373217U (en) | Secondary slider takes off product back-off injection mold | |
| CN212795716U (en) | Oblique ejection die | |
| CN113752485B (en) | Injection mold slider drive core-pulling and back-off mechanism | |
| CN214294246U (en) | Injection mold | |
| CN210362293U (en) | Built-in thimble core-pulling structure of injection mold | |
| CN212736907U (en) | Injection mold | |
| CN209699751U (en) | Teacup lid injecting mechanism with taper pin side core-pulling mechanism | |
| CN218748828U (en) | Side multi-direction core-pulling die mechanism | |
| CN214605723U (en) | Injection mold of automobile cooling pipeline distribution head | |
| CN219727027U (en) | Three-cavity injection mold | |
| CN215434812U (en) | Oil cylinder core-pulling anti-withdrawal die | |
| CN211683296U (en) | Mold opening structure for sequentially pulling cores of heterodromous combined slide block | |
| CN221339362U (en) | Strong push-off die | |
| CN221232995U (en) | Injection mold of can opener shell | |
| CN111113818B (en) | Sequential core-pulling and die-opening structure of anisotropic combined sliding block and core-pulling method of die | |
| CN218985576U (en) | Injection mold with good molding effect and easy demolding | |
| CN112590134B (en) | Mold sliding block unlocking mechanism | |
| CN218640244U (en) | Plastic terminal mould with slide ejection function | |
| CN221793676U (en) | Injection mold demoulding mechanism | |
| CN215472765U (en) | Injection mold for producing cup cover | |
| CN220784735U (en) | Special production die for command box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |