Injection mold with multiple blowing channels

Abstract

The utility model provides an injection mold with multiple blowing channels, which belongs to the technical field of injection molding and comprises a base, a multi-blowing channel assembly and a quick demolding assembly, the multi-blowing channel assembly comprises a lower mold arranged at the top of a reinforcing plate, and a plurality of ventilation slots are formed in the lower mold and the base. The bottoms of the multiple ventilation grooves in the base are all in sealed communication with conveying pipes, the bottoms of the multiple conveying pipes are all in sealed communication with two distribution pipes, one ends of the two distribution pipes are both in sealed communication with fans, the bottom of the inner wall of the lower mold is covered with two blocking covers, and one ends of the two blocking covers are both provided with connecting grooves. The utility model has the beneficial effects that air is transmitted into the mold through the connecting grooves on the grid cover, so that the purposes that some gas is possibly remained in the mold cavity in the injection molding process, and the gas needs to be exhausted to ensure that plastic can completely fill the cavity and avoid the formation of bubbles are achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of injection molding, and in particular relates to an injection molding mold with multiple blowing channels. Background Art

[0002] Molds are various molds and tools used in industrial production to obtain the desired products by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods. After searching, the application number "CN201921892146.6" discloses "a multi-channel structure multi-color silicone injection mold", which records "by adopting a snap-fit ​​mechanism and a sealing ring, the upper mold and the lower mold can be effectively fixed by the snap-fit ​​mechanism, and the sealing ring can effectively increase the airtightness of the mold, so that the heat in the mold is not easy to flow". Using the snap-fit ​​mechanism and the sealing ring, the upper mold and the lower mold can indeed be effectively fixed by the snap-fit ​​mechanism, and the sealing ring can effectively increase the airtightness of the mold, so that the heat in the mold is not easy to lose, but there are still the following problems in actual use:

[0003] In actual use, there are few vents, bubbles are easily generated, and the purpose of rapid demoulding cannot be achieved during use.

[0004] Based on this, a mold with multiple blowing channels and capable of rapid demoulding is extremely practical. Utility Model Content

[0005] The utility model aims to provide an injection mold with multiple blowing channels, aiming to solve the above technical problems.

[0006] The embodiment of the utility model provides an injection mold with multiple blowing channels, comprising a base, multiple blowing channel components and a quick demoulding component.

[0007] Wherein, two supporting legs are arranged on the top of the base, and a reinforcing plate is arranged between the two supporting legs;

[0008] The multi-blow channel assembly includes a lower mold arranged on the top of the reinforcing plate, a plurality of ventilation slots are provided inside the lower mold and the base, the bottoms of the plurality of ventilation slots inside the base are sealed and connected with delivery pipes, the bottoms of the plurality of delivery pipes are sealed and connected with two distribution pipes, one end of the two distribution pipes are sealed and connected with a fan, the bottom cover of the inner wall of the lower mold is provided with two blocking covers, one end of the two blocking covers is provided with a connecting groove;

[0009] The quick demoulding assembly includes a plurality of connectors arranged on the top of two supporting legs, the outer walls of the plurality of connectors are slidably connected with sliding plates, two supporting plates are arranged at the bottom of the sliding plates, a first electric cylinder is arranged on one side of the two supporting plates, a first telescopic rod is arranged inside the two first electric cylinders, a clamping plate is arranged at the end of the two first telescopic rods, and a vibration motor is arranged at the bottom of the reinforcement plate.

[0010] In an implementation of the utility model, a fixing plate is arranged on the top of the sliding plate, the four corners of the fixing plate are all slidably connected to the connectors, and a connecting plate is arranged on the top of a plurality of the connectors.

[0011] In one embodiment of the utility model, a second electric cylinder is arranged on the top of the connecting plate, a second telescopic rod is arranged inside the second electric cylinder, and an end of the second telescopic rod passes through the connecting plate and is fixedly connected to the fixing plate.

[0012] In one embodiment of the utility model, an upper mold is arranged at the bottom of the sliding plate, and one end of the upper mold is sealed and connected to an injection tube.

[0013] In one embodiment of the utility model, the upper mold and the lower mold are both cast from metal tungsten.

[0014] In an implementation manner of the utility model, a buffer pad is provided at the bottom of the base, and a PLC controller is provided at the top corner of the base.

[0015] In one implementation of the utility model, the fan, the first electric cylinder and the second electric cylinder are all electrically connected to a PLC controller, and the PLC controller is electrically connected to an external power supply.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1) Through the fan provided, the user can turn on the fan through the PLC controller during injection molding, so that the fan generates wind force and then transmits the wind direction to the distribution pipe, and the distribution pipe blows the wind direction to the conveying pipe. When the wind enters the conveying pipe, the wind will be transmitted to the baffle cover, and the connecting groove on the baffle cover transmits the wind to the mold, so that during the injection molding process, some gas may remain in the mold cavity, and these gases need to be removed to ensure that the plastic can completely fill the cavity and avoid the formation of bubbles;

[0018] 2) Through the vibration motor provided, when the user needs to demould after the injection molding is completed, the user turns on the vibration motor through the PLC controller, so that the vibration motor generates vibration and then transmits the vibration to the upper mold and the lower mold. At this time, the user turns on the second electric cylinder through the PLC controller, so that the second electric cylinder drives the second telescopic rod to drive the fixed plate to move upward, and the upward movement of the fixed plate will drive the sliding plate to move, and the sliding plate drives the upper mold to move one end upward. At this time, the injected plastic leaks out, and the user turns on the first electric cylinder through the PLC controller, so that the first electric cylinder drives the first telescopic rod and then drives the clamping plate to clamp the injected plastic. After clamping, the second telescopic rod is used to move upward again to lift the injected plastic, thereby achieving the purpose of rapid demoulding in cooperation with the vibration motor. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of one end of the utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the quick demoulding component of the utility model;

[0023] Figure 4 It is a schematic diagram of the internal perspective structure of the lower mold of the utility model.

[0024] In the figure: 100, base; 110, supporting leg; 120, reinforcing plate; 200, multi-blowing channel assembly; 210, lower mold; 220, ventilation slot; 230, conveying pipe; 240, distribution pipe; 250, fan; 260, blocking cover; 300, quick demoulding assembly; 310, connector; 320, sliding plate; 330, supporting plate; 340, first electric cylinder; 350, first telescopic rod; 360, clamping plate; 370, vibration motor; 400, fixing plate; 500, connecting plate; 600, second electric cylinder; 700, second telescopic rod; 800, upper mold; 900, injection tube; 1000, buffer pad. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Example

[0027] See also Figure 1-4 , an injection mold with multiple blowing channels, includes a base 100, a multiple blowing channel assembly 200 and a quick demolding assembly 300.

[0028] For details, please refer to Figure 1 Two supporting legs 110 are disposed on the top of the base 100 , and a reinforcing plate 120 is disposed between the two supporting legs 110 .

[0029] See also Figure 1-4 The multi-blowing channel assembly 200 includes a lower mold 210 arranged on the top of the reinforcement plate 120, and a plurality of ventilation slots 220 are provided inside the lower mold 210 and the base 100. The bottoms of the plurality of ventilation slots 220 inside the base 100 are sealed and connected with conveying pipes 230, and the bottoms of the plurality of conveying pipes 230 are sealed and connected with two distribution pipes 240, and one end of the two distribution pipes 240 is sealed and connected with a fan 250, and the bottom cover of the inner wall of the lower mold 210 is provided with two blocking covers 260, and one end of the two blocking covers 260 is provided with a connecting groove.

[0030] In a specific embodiment, a fan 250 is provided so that the user can turn on the fan 250 through a PLC controller during injection molding, so that the fan 250 generates wind and then transmits the wind direction to the distribution pipe 240, and the distribution pipe 240 blows the wind direction to the delivery pipe 230. When the wind enters the delivery pipe 230, the wind will be transmitted to the blocking cover 260, and the connecting groove on the blocking cover 260 will transmit the wind to the mold, thereby achieving the purpose of some gas remaining in the mold cavity during the injection molding process, and these gases need to be removed to ensure that the plastic can completely fill the cavity and avoid the formation of bubbles.

[0031] See also Figure 3The quick demoulding assembly 300 includes a plurality of connectors 310 arranged on the top of two supporting legs 110, the outer walls of the plurality of connectors 310 are slidably connected with a sliding plate 320, two supporting plates 330 are arranged at the bottom of the sliding plate 320, a first electric cylinder 340 is arranged on one side of the two supporting plates 330, a first telescopic rod 350 is arranged inside the two first electric cylinders 340, a clamping plate 360 ​​is arranged at the end of the two first telescopic rods 350, and a vibration motor 370 is arranged at the bottom of the reinforcement plate 120.

[0032] In a specific embodiment, a vibration motor 370 is provided to facilitate the user to demold after the injection molding is completed. The user turns on the vibration motor 370 through the PLC controller to make the vibration motor 370 generate vibration and then transmit the vibration to the upper mold 800 and the lower mold 210. At this time, the user turns on the second electric cylinder 600 through the PLC controller to make the second electric cylinder 600 drive the second telescopic rod 700 to drive the fixed plate 400 to move upward. The upward movement of the fixed plate 400 will drive the sliding plate 320 to move, and the sliding plate 320 drives the upper mold 800 to move one end upward. At this time, the injected plastic leaks out, and the user turns on the first electric cylinder 340 through the PLC controller to make the first electric cylinder 340 drive the first telescopic rod 350 and then drive the clamping plate 360 ​​to clamp the injected plastic. After clamping, the second telescopic rod 700 is used to move upward again to make the injected plastic be lifted out, thereby achieving the purpose of rapid demolding in cooperation with the vibration motor 370.

[0033] See also Figure 2 A fixing plate 400 is disposed on the top of the sliding plate 320 , and the four corners of the fixing plate 400 are all slidably connected to the connectors 310 , and a connecting plate 500 is disposed on the top of several connectors 310 .

[0034] In a specific embodiment, the connector 310 is provided to assist the sliding plate 320 and the fixed plate 400 when they move, so that they can be more stable when moving and avoid shaking during use.

[0035] See also Figure 1-2 A second electric cylinder 600 is disposed on the top of the connecting plate 500 , a second telescopic rod 700 is disposed inside the second electric cylinder 600 , and an end of the second telescopic rod 700 passes through the connecting plate 500 and is fixedly connected to the fixing plate 400 .

[0036] In a specific embodiment, the second electric cylinder 600 is conveniently supported and fixed by means of a connecting plate 500 , so that the second electric cylinder 600 can be more stable during use, thereby avoiding shaking during use.

[0037] See also Figure 1An upper mold 800 is disposed at the bottom of the sliding plate 320 , and one end of the upper mold 800 is sealed and connected to an injection tube 900 .

[0038] In a specific embodiment, the provided injection molding tube 900 facilitates the user to connect the injection molding tube 900 with an external pipeline, so that the external pipeline can inject the injection material through the injection molding tube 900 into the mold for molding.

[0039] See also Figure 1 , the upper mold 800 and the lower mold 210 are both made of metal tungsten.

[0040] In a specific embodiment, by providing metal tungsten, when using the upper mold 800 and the lower mold 210, the characteristics of the metal tungsten can be utilized to make the upper mold 800 and the lower mold 210 heat up more gradually, thereby increasing their service life.

[0041] See also Figure 1 A buffer pad 1000 is provided at the bottom of the base 100 , and a PLC controller is provided at the top corner of the base 100 .

[0042] In a specific embodiment, the buffer pad 1000 is provided to facilitate the user to buffer the base 100 and the top parts thereof through the buffer pad 100, thereby avoiding the problem of parts on the base 100 being damaged due to large vibrations.

[0043] See also Figure 1-4 The fan 250, the first electric cylinder 340 and the second electric cylinder 600 are all electrically connected to the PLC controller, and the PLC controller is electrically connected to the external power supply.

[0044] In a specific embodiment, a PLC controller is provided to facilitate powering on electrical equipment, so that the electrical equipment can be powered on when it needs power, thereby avoiding the situation where it cannot be powered on when it needs power.

[0045] When in use, the user first connects the injection tube 900 with the external pipeline, and then drives the second telescopic rod 700 through the second electric cylinder 600 to seal the upper mold 800 and the lower mold 210, so that the external pipeline can inject the injection plastic into the mold through the injection tube 900 for molding. Then, during injection molding, the user can turn on the fan 250 through the PLC controller to make the fan 250 generate wind power and then transmit the wind direction to the distribution pipe 240, and the distribution pipe 240 blows the wind direction into the delivery pipe 230. When the wind enters the delivery pipe 230, the wind will be transmitted to the baffle cover 260, and the connecting groove on the baffle cover 260 will transmit the wind to the mold, so that during the injection molding process, some gas may remain in the mold cavity, and these gases need to be removed to ensure that the plastic can completely fill the cavity and avoid the formation of bubbles. Then the user When demoulding is required after the injection molding is completed, the user turns on the vibration motor 370 through the PLC controller, so that the vibration motor 370 generates vibration and then transmits the vibration to the upper mold 800 and the lower mold 210. At this time, the user turns on the second electric cylinder 600 through the PLC controller, so that the second electric cylinder 600 drives the second telescopic rod 700 to drive the fixed plate 400 to move upward. The upward movement of the fixed plate 400 will drive the sliding plate 320 to move, and the sliding plate 320 drives the upper mold 800 to move one end upward. Finally, the injected plastic leaks out. The user turns on the first electric cylinder 340 through the PLC controller, so that the first electric cylinder 340 drives the first telescopic rod 350 and then drives the clamping plate 360 ​​to clamp the injected plastic. After clamping, the second telescopic rod 700 is used to move upward again to lift the injected plastic out, thereby achieving the purpose of rapid demoulding in cooperation with the vibration motor 370.

[0046] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An injection mold with multiple blowing channels, characterized in that: include: A base (100), wherein two supporting legs (110) are arranged on the top of the base (100), and a reinforcing plate (120) is arranged between the two supporting legs (110); A multi-air blowing channel assembly (200), the multi-air blowing channel assembly (200) comprising a lower mold (210) arranged on the top of a reinforcing plate (120), the lower mold (210) and the base (100) are both provided with a plurality of ventilation slots (220), the bottoms of the plurality of ventilation slots (220) inside the base (100) are all sealedly connected to a delivery pipe (230), the bottoms of the plurality of delivery pipes (230) are sealedly connected to two distribution pipes (240), one end of the two distribution pipes (240) are both sealedly connected to a fan (250), the inner wall bottom cover of the lower mold (210) is provided with two blocking covers (260), one end of the two blocking covers (260) are both provided with a connecting groove; A quick demoulding assembly (300), the quick demoulding assembly (300) comprising a plurality of connectors (310) arranged at the top of two supporting legs (110), the outer walls of the plurality of connectors (310) being slidably connected with a sliding plate (320), the bottom of the sliding plate (320) being provided with two supporting plates (330), one side of each of the two supporting plates (330) being provided with a first electric cylinder (340), the interior of each of the two first electric cylinders (340) being provided with a first telescopic rod (350), the ends of each of the two first telescopic rods (350) being provided with a clamping plate (360), and the bottom of the reinforcing plate (120) being provided with a vibration motor (370).

2. The injection mold with multiple blowing channels according to claim 1, characterized in that: A fixing plate (400) is arranged on the top of the sliding plate (320), and the inside of the four corners of the fixing plate (400) are all slidably connected to the connector (310), and a connecting plate (500) is arranged on the top of a plurality of the connectors (310).

3. The injection mold with multiple blowing channels according to claim 2, characterized in that: A second electric cylinder (600) is arranged on the top of the connecting plate (500), a second telescopic rod (700) is arranged inside the second electric cylinder (600), and an end of the second telescopic rod (700) passes through the connecting plate (500) and is fixedly connected to the fixing plate (400).

4. The injection mold with multiple blowing channels according to claim 2, characterized in that: An upper mold (800) is disposed at the bottom of the sliding plate (320), and one end of the upper mold (800) is sealed and connected to an injection tube (900).

5. The injection mold with multiple blowing channels according to claim 4, characterized in that: The upper mold (800) and the lower mold (210) are both made of metal tungsten.

6. The injection mold with multiple blowing channels according to claim 1, characterized in that: A buffer pad (1000) is provided at the bottom of the base (100), and a PLC controller is provided at the top corner of the base (100).

7. The injection mold with multiple blowing channels according to claim 6, characterized in that: The fan (250), the first electric cylinder (340) and the second electric cylinder (600) are all electrically connected to a PLC controller, and the PLC controller is electrically connected to an external power supply.

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