CN214521649U - Soft and hard glue secondary injection molding mold for processing packaging cover - Google Patents
Soft and hard glue secondary injection molding mold for processing packaging cover Download PDFInfo
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- CN214521649U CN214521649U CN202120923697.5U CN202120923697U CN214521649U CN 214521649 U CN214521649 U CN 214521649U CN 202120923697 U CN202120923697 U CN 202120923697U CN 214521649 U CN214521649 U CN 214521649U
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Abstract
本申请涉及一种包装盖加工用软硬胶二次注塑成型模具，其包括定模和可沿定模的厚度方向与定模滑移连接的动模安装板；定模朝向动模安装板方向的侧壁设置有两个成型模腔；每个成型模腔的内侧壁均沿定模的厚度方向贯穿设置有注料孔；动模安装板朝向定模方向的侧壁转动设置有动模固定板，动模固定板与动模安装板之间设置有用于驱动动模固定板转动的驱动件；动模固定板固定设置有可与任一成型模腔配合的成型动模；其中一个成型模腔为用于与成型动模配合以加工盖体的一次成型模腔；另一成型模腔为用于与成型动模配合以使防护套与盖体一体成型的二次成型模腔。驱动件与动模固定板配合，有利于提高生产效率。
The application relates to a soft and hard plastic secondary injection molding mold for packaging cover processing, which includes a fixed mold and a movable mold mounting plate that can be slidably connected to the fixed mold along the thickness direction of the fixed mold; The side wall of the mold is provided with two molding cavities; the inner side wall of each molding cavity is provided with injection holes along the thickness direction of the fixed mold; the side wall of the movable mold mounting plate is rotated toward the fixed mold direction. A driving member for driving the rotation of the movable mold fixing plate is arranged between the movable mold fixing plate and the movable mold mounting plate; the movable mold fixing plate is fixedly provided with a molding movable mold that can cooperate with any molding cavity; The cavity is a primary molding cavity for cooperating with the movable molding die to process the cover body; the other molding cavity is a secondary molding cavity for cooperating with the movable molding die to integrally mold the protective sleeve and the cover body. The driving part cooperates with the fixed plate of the movable mold, which is beneficial to improve the production efficiency.
Description
Technical Field
The application relates to the field of injection molding dies, in particular to a soft and hard rubber secondary injection molding die for processing a packaging cover.
Background
An injection molding mold is a mold for injection molding of plastic or rubber parts and the like. During injection molding, the injection molding machine injects molten raw materials into the injection molding mold, and the raw materials are injected into the inner cavity of the injection molding mold and are cooled and shaped to form the required parts.
A packaging cover, refer to fig. 1, which comprises a cover body 1, wherein the cover body 1 is made of plastic; the laminating of the lateral wall of lid 1 is provided with lag 11, and lag 11 is the rubber material. When the packaging cover is manufactured, in order to improve the stability of the connection between the protective sleeve 11 and the outer peripheral wall of the cover body 1, a process of integrally injection molding the protective sleeve 11 and the cover body 1 may be adopted. Lag 11 and the integrative injection moulding of lid 1, the periphery wall of lag 11 and lid 1 closely laminates, and lag 11 is higher with the joint strength of lid 1.
In view of the above-mentioned related art, the inventor believes that, because the protective sleeve 11 and the cover body 1 are made of different materials, when the package cover is formed, the cover body 1 generally needs to be produced by using an injection molding mold for forming the cover body 1; then, the cover body 1 is placed in an injection molding mold for molding the protection cover 11, so as to perform the integral molding process of the protection cover 11 and the cover body 1. However, in the process, the operator needs to manually mount the cover body 1 in the injection mold for forming the protection cover 11, which is troublesome to operate and causes a low production efficiency, and thus improvement is desired.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem that the injection moulding operation of packing lid is more troublesome so that production efficiency hangs down, this application provides a processing of packing lid is with soft or hard glue secondary injection moulding mould.
The application provides a processing of packing lid is with soft or hard gluey secondary injection moulding mould adopts following technical scheme:
a secondary injection molding mold for processing a packaging cover by soft and hard rubber comprises a fixed mold and a movable mold mounting plate which can be connected with the fixed mold in a sliding manner along the thickness direction of the fixed mold; the side wall of the fixed die facing the direction of the movable die mounting plate is provided with two molding die cavities; the inner side wall of each molding die cavity is provided with a material injection hole in a penetrating manner along the thickness direction of the fixed die; a movable die fixing plate is rotatably arranged on the side wall of the movable die mounting plate facing the fixed die direction, and a driving piece for driving the movable die fixing plate to rotate is arranged between the movable die fixing plate and the movable die mounting plate; the movable die fixing plate is fixedly provided with a forming movable die which can be matched with any forming die cavity; one of the molding cavities is a one-time molding cavity which is used for being matched with a molding movable die to process a cover body; and the other molding die cavity is a secondary molding die cavity which is used for being matched with the molding movable die to integrally mold the protective sleeve and the cover body.
By adopting the technical scheme, during injection molding, the molding movable die can be inserted into the primary molding die cavity, at the moment, the injection molding machine injects molten plastic raw materials into the primary molding die cavity, after the cover body is molded, the cover body can move along with the corresponding molding movable die and is separated from the primary molding die cavity, and at the moment, the driving piece drives the movable die fixing plate to rotate; when the cover body is aligned with the secondary forming die cavity, the movable die mounting plate enables the cover body to be inserted into the secondary forming die cavity, then the injection molding machine injects molten rubber raw materials into the secondary forming die cavity, and after the rubber raw materials are cooled and shaped, integral injection molding between the protective sleeve and the cover body is completed. The driving piece can drive the movable mould fixed plate to rotate, so that the molding movable mould drives the cover body after molding to be matched with the secondary molding mould cavity, the cover body is not required to be manually installed by an operator, the operation is more convenient and labor-saving, the automation degree is high, and the production efficiency of the packaging cover is favorably improved.
Optionally, an air inlet hole is formed in the side wall of the forming movable die, which is far away from one side of the movable die fixing plate, along the thickness direction of the fixed die, air holes penetrate through the inner side wall of the air inlet hole along the radial direction of the air inlet hole, and vent pipes are fixedly arranged on the inner side wall of the air holes; the inner side wall of the air inlet hole is connected with a filling rod capable of plugging the air inlet hole in a sliding mode, and the filling rod is connected with a driving cylinder used for driving the filling rod to move.
Through adopting above-mentioned technical scheme, during the use, link to each other permeability cell and negative-pressure air fan, can form the negative pressure in the inlet port to make the lid after the shaping adsorb fixedly with the shaping movable mould, the separation of the lid and the one shot forming die cavity of being convenient for and the separation of lag and post forming die cavity, simultaneously, reduced the lid because of the vibration when movable mould fixed plate rotates and the possibility that drops.
Optionally, the inner wall of each molding cavity is provided with an ejector rod in a sliding manner along the depth direction of the molding cavity; the ejection rod is connected with a moving piece for driving the ejection rod to reciprocate.
Through adopting above-mentioned technical scheme, after lid or lag cooling design, the moving member can drive the ejector pin and remove to support and push away lid or lag, so that lid or lag take place the pine with the inside wall of the shaping die cavity that corresponds and take off, thereby be convenient for lid or lag and the separation of the shaping die cavity that corresponds.
Optionally, the moving part comprises a connecting rod, one end of the connecting rod is connected with the ejector rod, and the other end of the connecting rod is connected with the movable die mounting plate.
By adopting the technical scheme, when the movable die mounting plate moves, the movable die mounting plate can drive the connecting rod to move, so that the ejector rod is driven to move; need not to use other power supplies, the structure is simpler, and is favorable to energy saving, reduction in production cost.
Optionally, the connecting rod comprises a fixed rod fixedly connected with the ejector rod and an extension rod fixedly connected with the movable die mounting plate; the dead lever slides along the length direction of extension rod and is connected with the extension rod, be provided with the elastic component that can drive the dead lever and remove to the extension rod direction between dead lever and the extension rod.
By adopting the technical scheme, the extension rod is matched with the fixed rod, when the ejector rod pushes against a workpiece along with the movement of the movable mold mounting plate, the elastic piece can elastically deform after the ejector rod moves to the extreme position, so that the movable mold mounting plate can continuously move away from the fixed mold, and the molded cover body or the protective sleeve is fully separated from the corresponding molding mold cavity; the extension rod is matched with the fixed rod, so that the moving distance of the ejector rod is favorably reduced, the thickness of the fixed die is favorably reduced, and materials of the die are saved.
Optionally, one end of the ejection rod, which is close to the molding cavity, is fixedly provided with an ejection ring, and the inner side wall of the molding cavity is provided with an embedding groove for embedding the ejection ring.
By adopting the technical scheme, the ejection ring is beneficial to increasing the contact area between the ejection rod and the formed cover body or the formed protective sleeve and reducing the pressure of the ejection rod to the cover body or the protective sleeve, so that the possibility that the cover body or the protective sleeve is pressed by the ejection rod to generate deformation is reduced.
Optionally, the movable die fixing plate is fixedly provided with a guide rod extending towards the fixed die, and the fixed die is provided with a guide hole which can be in insertion fit with the guide rod; and a guide surface is arranged on the inner side wall of one end of the guide hole close to the movable die fixing plate along the circumferential direction of the guide hole.
Through adopting above-mentioned technical scheme, the guide bar cooperates with the guiding hole, is favorable to the alignment of shaping movable mould and the shaping die cavity that corresponds.
Optionally, the number of the molding movable dies is at least two, and when any one of the molding movable dies is inserted into the primary molding die cavity, the other one of the molding movable dies can be simultaneously inserted into the secondary molding die cavity.
Through adopting above-mentioned technical scheme, a plurality of shaping movable moulds alternate with the cooperation of one shot forming die cavity and post forming die cavity, be favorable to improving the production efficiency of packing lid.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the driving piece drives the movable mold fixing plate to rotate so as to enable the molding movable mold to be alternately matched with the primary molding mold cavity and the secondary molding mold cavity, the automation degree is high, a cover body does not need to be manually installed, the operation is simpler and more convenient, and the production efficiency is higher;
2. the air inlet hole is matched with the filling rod, so that the formed cover body and the corresponding forming movable die can be fixed conveniently;
3. the ejector rod is matched with the moving piece, so that the formed cover body or the protective sleeve can be separated from the corresponding forming die cavity.
Drawings
Fig. 1 is a schematic cross-sectional view of a structure of a package cover in the related art.
Fig. 2 is a schematic view of an overall structure of a secondary injection molding mold for processing a package cover.
Fig. 3 is a schematic sectional view for showing the fitting relationship of the molding movable die and the molding cavity.
Fig. 4 is an enlarged view of a portion a in fig. 3.
Fig. 5 is an exploded schematic view for showing the structure of the connecting rod.
Fig. 6 is a schematic sectional view for showing a molding die structure.
Description of reference numerals: 1. a cover body; 11. a protective sleeve; 2. fixing a mold; 21. a slide bar; 22. molding a mold cavity; 221. a material injection hole; 222. an ejection aperture; 2221. ejecting the rod; 2222. a abdication bar hole; 223. ejecting a ring; 224. an embedding groove; 23. a guide hole; 231. a guide surface; 3. a movable die mounting plate; 31. a sliding hole; 32. a movable mold fixing plate; 321. a rotating shaft; 322. a guide bar; 33. mounting holes; 34. a drive member; 4. molding a movable mold; 41. an air inlet; 411. air holes are formed; 4111. a gas permeable pipe; 412. filling the rods; 413. mounting grooves; 4131. a driving cylinder; 5. a poke rod; 6. a connecting rod; 61. fixing the rod; 62. an extension rod; 621. a housing hole; 622. an elastic member.
Detailed Description
The present application is described in further detail below with reference to figures 2-6.
The embodiment of the application discloses processing of packing lid is with soft or hard glue secondary injection moulding mould. Referring to fig. 2, a processing of packing lid is with soft or hard gluey secondary injection moulding mould includes cover half 2 and movable mould mounting panel 3, and the thickness direction of movable mould mounting panel 3 sets up along the thickness direction of cover half 2. A plurality of sliding rods 21 are fixedly welded on the side wall of one side of the fixed die 2, one end of each sliding rod 21 is fixedly welded with the fixed die 2, and the other end of each sliding rod 21 extends in the direction far away from the fixed die 2 along the thickness direction of the fixed die 2; all the slide levers 21 are arranged in order in the circumferential direction of the fixed mold 2. The movable mould mounting plate 3 is positioned at one side of the fixed mould 2 provided with the sliding rod 21; the movable die mounting plate 3 is provided with a plurality of sliding holes 31 penetrating along the length direction of the sliding rods 21, and all the sliding holes 31 correspond to all the sliding rods 21 one by one. Each sliding hole 31 can be matched with the corresponding sliding rod 21 in a sliding way, and the movable die mounting plate 3 can slide along the thickness direction of the fixed die 2.
Referring to fig. 2 and 3, a side wall of the movable mold mounting plate 3 facing the fixed mold 2 is provided with a movable mold fixing plate 32, and a thickness direction of the movable mold fixing plate 32 is provided along a thickness direction of the movable mold mounting plate 3. A rotating shaft 321 is welded and fixed to a side wall of the movable mold fixing plate 32 facing the movable mold mounting plate 3, one end of the rotating shaft 321 is welded and fixed to the movable mold fixing plate 32, and the other end of the rotating shaft 321 extends in a direction away from the movable mold fixing plate 32 in the thickness direction of the movable mold fixing plate 32. The movable die mounting plate 3 is provided with a mounting hole 33 along the thickness direction thereof in a penetrating way; the rotation shaft 321 is rotatably coupled to an inner sidewall of the mounting hole 33 through a bearing. A driving piece 34 is arranged between the movable mould fixing plate 32 and the movable mould mounting plate 3; in this embodiment, the driving member 34 includes a motor, and the motor is fixedly connected to the side wall of the movable mold mounting plate 3 far away from the movable mold fixing plate 32 through a screw. The output end of the motor is fixedly connected with the rotating shaft 321 through a coupler so as to drive the movable mold fixing plate 32 to rotate.
Referring to fig. 2 and 3, the side wall of the fixed mold 2 facing the direction of the movable mold mounting plate 3 is provided with two molding cavities 22 along the thickness direction of the fixed mold 2, the inner side wall of each molding cavity 22 is penetrated and provided with a material injection hole 221, the material injection holes 221 are located on the bottom wall of the molding cavity 22, and the material injection holes 221 are used for being connected with the discharge end of the injection molding machine so as to facilitate the material to be conveyed into the molding cavities 22. One of the molding cavities 22 is a one-step molding cavity, the other molding cavity 22 is a secondary molding cavity, and the inner diameter of the secondary molding cavity is larger than that of the one-step molding cavity, and the depth of the secondary molding cavity is larger than that of the one-step molding cavity. The side wall of the movable mould fixing plate 32 facing the direction of the fixed mould 2 is fixedly connected with a moulding movable mould 4 through a screw; in the present embodiment, the number of the molding movable dies 4 is two.
Referring to fig. 2 and 3, each of the molding movable dies 4 is sequentially alignable with the primary molding die cavity and the secondary molding die cavity when the movable die fixing plate 32 rotates, and the other molding movable die 4 is aligned with the secondary molding die cavity when any one of the molding movable dies 4 is aligned with the primary molding die cavity; at this time, the movable die mounting plate 3 is moved, and each of the movable molding dies 4 can be simultaneously inserted into the corresponding molding die cavity 22. When the molding movable die 4 is inserted into the one-time molding die cavity, a cavity formed between the molding movable die 4 and the inner side wall of the one-time molding die cavity is used for casting the cover body. After the lid shaping is accomplished, rotate movable mould fixed plate 32, the lid can align with the post forming die cavity, and the lid can insert the post forming die cavity along with corresponding shaping movable mould 4, and at this moment, the cavity that forms between the lateral wall of lid and the inside wall of post forming die cavity is used for casting the lag.
Referring to fig. 2 and 4, a guide rod 322 is welded and fixed to a side wall of the movable mold fixing plate 32 facing the fixed mold 2, and the guide rod 322 is provided along the thickness direction of the movable mold fixing plate 32 in the longitudinal direction. One end of the guide rod 322 is welded to the movable mold fixing plate 32, and one end of the guide rod 322 remote from the movable mold fixing plate 32 extends toward the stationary mold 2. The side wall of the fixed die 2 facing the moving die fixing plate 32 is provided with two guide holes 23, and the two guide holes 23 are arranged along the axis of the rotating shaft 321 in a central symmetry manner; the guide rods 322 may be fitted in any of the guide holes 23 so as to align the molding movable die 4 with the corresponding molding cavity 22. The inner side wall of one end of each guide hole 23 close to the movable mould fixing plate 32 is provided with a guide surface 231, and the guide surface 231 is connected with the side wall of the fixed mould 2 facing the direction of the movable mould fixing plate 32; the guide surface 231 is tapered along the circumference of the guide hole 23 to facilitate the insertion and engagement of the guide rod 322 with the guide hole 23.
Referring to fig. 3 and 4, each inner bottom wall of each molding cavity 22 is provided with an ejection hole 222, and the ejection hole 222 is formed along the depth direction of the corresponding molding cavity 22; the ejecting rod 2221 is slidably connected to the inner side wall of the ejecting hole 222. The ejecting hole 222 is a circular hole, and an abdicating bar hole 2222 is formed in the inner side wall of the ejecting hole 222 in a radial direction of the ejecting hole 222; the side wall of the ejector bar 2221 facing the direction of the abdicating bar hole 2222 is provided with a threaded hole along the radial direction of the ejector bar 2221. The interpolation of the strip hole 2222 of stepping down is equipped with poker rod 5, and poker rod 5 is close to the periphery wall of the one end of knock-out lever 2221 and the inside wall threaded connection of screw hole, and the other end of poker rod 5 is located outside the strip hole 2222 of stepping down.
Referring to fig. 3 and 4, the knock-out lever 2221 is connected with a moving member, and in this embodiment, the moving member includes a connecting rod 6, one end of the connecting rod 6 is connected with the tap lever 5, and the other end of the connecting rod 6 is connected with the movable mold mounting plate 3. When the movable die mounting plate 3 drives the molding movable die 4 to move towards the direction far away from the fixed die 2, the connecting rod 6 can drive the ejection rod 2221 to move so as to eject the molded cover body or the protective sleeve.
Referring to fig. 4, the inner bottom wall of the molding cavity 22 is provided with an ejector ring 223, and the ejector ring 223 is welded and fixed to the ejector rod 2221. The bottom wall of the molding cavity 22 is provided with an embedding groove 224, and the ejection ring 223 can be embedded in the embedding groove 224. When the poke rod 5 abuts against the inner wall of the end, far away from the molding movable die 4, of the abdicating bar hole 2222, the side wall of the ejection ring 223 facing the molding movable die 4 is flush with the bottom wall of the molding die cavity 22, so as to ensure the flatness of the end wall of the molded cover body or protective sleeve.
Referring to fig. 3 and 5, the connecting rod 6 includes a fixing rod 61 and an extension rod 62, and the fixing rod 61 and the extension rod 62 are both arranged in the thickness direction of the movable die fixing plate 32 in the length direction. One end of the extension rod 62 is welded and fixed with the movable die mounting plate 3, and the other end of the extension rod 62 extends in the direction away from the movable die mounting plate 3. An end wall of the extension rod 62 far away from one end of the movable die mounting plate 3 is provided with a containing hole 621 along the length direction of the extension rod 62; one end of the fixing rod 61 is located in the accommodating hole 621, the peripheral wall of the fixing rod 61 is connected with the inner side wall of the accommodating hole 621 in a sliding manner, and one end of the fixing rod 61, which is far away from the extension rod 62, is welded and fixed with the poke rod 5. An elastic member 622 is arranged between the fixing rod 61 and the extension rod 62, the elastic member 622 is a spring, and the spring is sleeved on the outer peripheral wall of the extension rod 62. One end of the spring is welded and fixed with the extension rod 62, and the other end of the spring is welded and fixed with the fixed rod 61. When the movable die mounting plate 3 drives the extension rod 62 to move, the extension rod 62 drives the fixing rod 61 to move through the spring, so as to drive the ejecting rod 2221 to move to eject the formed cover body or the protective sleeve.
Referring to fig. 3 and 6, each forming movable die 4 is provided with an air inlet 41, and in this embodiment, the air inlet 41 is a circular hole. The air inlet holes 41 are located on the side wall of the molding movable die 4 on the side away from the movable die fixing plate 32, and the air inlet holes 41 are opened along the thickness direction of the movable die fixing plate 32. The inner side wall of one end of the air inlet hole 41 far away from the movable mould fixing plate 32 is provided with air holes 411 along the radial direction of the air inlet hole 41, and one end of the air holes 411 far away from the air inlet hole 41 is communicated with the outer peripheral wall of the molding movable mould 4 positioned outside the molding mould cavity 22; a vent tube 4111 is welded and fixed on the inner side wall of the vent hole 411, and the vent tube 4111 can be connected with a negative pressure fan. When the negative pressure fan operates, the air in the air inlet pipe is sucked out, and negative pressure is formed in the air inlet holes 411, so that the molded cover body can be adsorbed, and the molded cover body is fixedly connected with the corresponding molding movable die 22.
Referring to fig. 6, the inner side wall of the air inlet hole 41 is slidably connected with a filling rod 412; an installation groove 413 is formed in the inner side wall of one end, far away from the air hole 411, of the air inlet hole 41 along the circumferential direction of the air inlet hole 41, a driving air cylinder 4131 is fixedly installed on the inner bottom wall of the installation groove 413 through screws, and a piston rod of the driving air cylinder 4131 is welded and fixed with the filling rod 412. When the piston rod of the driving cylinder 4131 is extended, the end wall of one end of the filling rod 412 away from the driving cylinder 4131 is flush with the end wall of the molding movable die 4; when the piston rod of the driving cylinder 4131 retracts, the end wall of the end of the filling rod 412 far away from the driving cylinder 4131 is positioned at one side of the air hole 411 close to the driving cylinder 4131, and the air hole 411 is communicated with the air inlet hole 41, so that the air in the air inlet hole 41 is sucked out.
The embodiment of the application provides a packing lid processing is with soft or hard glue secondary injection moulding mould's implementation principle does:
when the packaging cover is subjected to injection molding processing, firstly, the fixed die 2 and the movable die mounting plate 3 are fixedly connected with a double-color injection molding machine through screws; then starting a double-color injection molding machine; the double-color injection molding machine can drive the movable mold mounting plate 3 to move towards the fixed mold 2, so that each molding movable mold 4 is matched with the corresponding molding mold cavity 22; then, the two-color injection molding machine can inject the corresponding materials into the corresponding molding cavities 22 respectively; after the material is shaped, the double-color injection molding machine drives the movable mold mounting plate 3 to move in the direction away from the fixed mold 2, and simultaneously drives the piston rod of the cylinder 4131 to retract, and the molded cover body can move out of the one-time molding mold cavity along with the corresponding molding movable mold 4; at this time, the driving member 34 drives the movable mold fixing plate 32 to rotate 180 degrees, so that the molding movable mold 4 with the cover body attached is aligned with the secondary molding cavity; at the moment, the double-color injection molding machine drives the movable mold mounting plate 3 to move towards the direction of the fixed mold 2 so that the cover body is inserted into a secondary molding cavity along with the corresponding molding movable mold 4, and simultaneously, the other molding movable mold 4 is inserted into a primary molding cavity; after the material is shaped, the double-color injection molding machine moves the movable mold mounting plate 3, then the driving piece 34 drives the movable mold fixing plate 32 to rotate in the reverse direction for 180 degrees, and finally the operator takes down the protective sleeve and can restart the double-color injection molding machine to continue the injection molding processing operation.
The two molding movable dies 4 are alternately matched with the primary molding die cavity and the secondary molding die cavity so as to integrally injection mold the protective sleeve and the cover body; need not operating personnel manual installation lid, convenient operation, laborsaving is favorable to improving production efficiency.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120923697.5U CN214521649U (en) | 2021-04-29 | 2021-04-29 | Soft and hard glue secondary injection molding mold for processing packaging cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120923697.5U CN214521649U (en) | 2021-04-29 | 2021-04-29 | Soft and hard glue secondary injection molding mold for processing packaging cover |
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| Publication Number | Publication Date |
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| CN214521649U true CN214521649U (en) | 2021-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120923697.5U Expired - Fee Related CN214521649U (en) | 2021-04-29 | 2021-04-29 | Soft and hard glue secondary injection molding mold for processing packaging cover |
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| CN (1) | CN214521649U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114474613A (en) * | 2022-02-14 | 2022-05-13 | 浙江颢屹汽车技术有限公司 | Secondary injection mold and machining process thereof |
| CN116572462A (en) * | 2023-07-14 | 2023-08-11 | 天津艾尔特精密机械有限公司 | Injection molding machine is used in production of automobile parts |
-
2021
- 2021-04-29 CN CN202120923697.5U patent/CN214521649U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114474613A (en) * | 2022-02-14 | 2022-05-13 | 浙江颢屹汽车技术有限公司 | Secondary injection mold and machining process thereof |
| CN114474613B (en) * | 2022-02-14 | 2024-02-20 | 浙江颢屹汽车技术有限公司 | Secondary injection mold and processing technology thereof |
| CN116572462A (en) * | 2023-07-14 | 2023-08-11 | 天津艾尔特精密机械有限公司 | Injection molding machine is used in production of automobile parts |
| CN116572462B (en) * | 2023-07-14 | 2023-11-03 | 天津艾尔特精密机械有限公司 | Injection molding machine is used in production of automobile parts |
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Granted publication date: 20211029 |