注塑射出装置及注塑机

Abstract

本实用新型涉及注塑加工设备技术领域，尤其涉及注塑射出装置及注塑机。该注塑机内的注塑射出装置包括安装架、减速机构、储料机构及射出机构，安装架具有用于将塑料颗粒熔化成胶液的料筒，减速机构沿第一方向可动安装在安装架上，减速机构包括第一减速组件和第二减速组件，储料机构包括储料结构与第一驱动件，第一驱动件、第一减速组件及储料结构依次连接，第一驱动件能够驱动储料结构将塑料颗粒输入料筒内，射出机构包括射出结构与第二驱动件，第二驱动件、第二减速组件及射出结构依次连接，第二驱动件能够驱动第二驱动件、第一驱动件、减速机构、部分射出结构以及储料结构相对于安装架沿第一方向移动，以使料筒内的胶液沿第一方向射出料筒。

Claims

1. Injection-molding apparatus, characterized in that include: The mounting bracket (400) has a barrel (460) for holding plastic granules, the barrel (460) being capable of melting the plastic granules into a liquid; A deceleration mechanism (300) is movably mounted on the mounting bracket (400) along a first direction. The deceleration mechanism (300) includes a first deceleration assembly (310) and a second deceleration assembly (320). The storage mechanism (100) includes a storage structure and a first drive member (120). The first drive member (120) is connected to the input end of the first deceleration assembly (310), and the storage structure is connected to the output end of the first deceleration assembly (310). The first drive member (120) can drive the storage structure to input the plastic particles into the material cylinder (460). The injection mechanism (200) includes an injection structure and a second drive member (230). The second drive member (230) is connected to the input end of the second deceleration assembly (320). The injection structure is connected to the output end of the second deceleration assembly (320). The second drive member (230) can drive the second drive member (230), the first drive member (120), the deceleration mechanism (300), part of the injection structure, and the storage structure to move relative to the mounting frame (400) along the first direction, so that the adhesive in the barrel (460) is injected out of the barrel (460) along the first direction.

2. Injection molding apparatus according to claim 1, characterized in that The storage structure includes: A feed rod (110) extends along the first direction and extends into the material cylinder (460) into the storage channel (461) for storing the plastic particles. The feed rod (110) has a spiral groove on its outer peripheral wall along the axial direction, and the spiral groove is used to accommodate the plastic particles. A first mounting assembly (130) is configured to fix the feed rod (110) to the output end of the first deceleration assembly (310), and a first drive member (120) is capable of driving the feed rod (110) to rotate about the axial direction of the feed rod (110) relative to the mounting bracket (400).

3. Injection molding apparatus according to claim 2, characterized in that The mounting bracket (400) also includes: A feed seat (470) is sleeved on the outer periphery of the material cylinder (460) along the axial direction. The feed seat (470) has a feeding port (471) extending radially along the material cylinder (460). An avoidance opening is provided on the axial outer peripheral wall of the material cylinder (460). The feeding port (471), the avoidance opening, and the spiral groove are arranged in sequence along the radial direction of the material cylinder (460).

4. Injection-molding apparatus according to any one of claims 1 to 3, characterized in that The injection structure includes: A lead screw (210) is fixedly connected to the output end of the second reduction assembly (320). The lead screw (210) extends along the first direction, and its axial outer peripheral wall is provided with an external thread. A mating seat (220) is sleeved on the outer circumference of the lead screw (210) along the axial direction and threadedly engaged with the lead screw (210). The mating seat (220) is fixedly connected to the mounting bracket (400). The second driving member (230) can drive the lead screw (210) to rotate around the axial direction of the lead screw (210).

5. Injection-molding apparatus according to any one of claims 1 to 3, characterized in that The mounting bracket (400) is provided with a guide rail (440) extending along the first direction, and the deceleration mechanism (300) has a guide slider (330) that slides in cooperation with the guide rail (440).

6. Injection-molding apparatus according to any one of claims 1 to 3, characterized in that The injection molding device further includes: A sealing mechanism (500), a deceleration mechanism (300), and a mounting bracket (400) together form a sealing space. The sealing space is provided with lubricating oil and the injection structure, and part of the injection structure is immersed in the lubricating oil.

7. Injection-molding apparatus according to claim 6, characterized in that The sealing mechanism (500) includes: The first seal (510) and the second seal (520) are provided. The mounting bracket (400) has a first receiving space (410), a second receiving space (420) and a third receiving space (430). The second receiving space (420) and the third receiving space (430) are respectively located at both ends of the first receiving space (410) along the first direction. The first receiving space (410) is provided with the deceleration mechanism (300). The second receiving space (420) is provided with the injection structure. The third receiving space (430) is provided with the barrel (460). The first seal (510) is disposed at one end of the second accommodating space (420) along the first direction near the first accommodating space (410). The first seal (510) is fixedly connected to the deceleration mechanism (300) and isolates the first accommodating space (410) from the second accommodating space (420). The second seal (520) is disposed at one end of the second receiving space (420) away from the first receiving space (410) along the first direction, and the second seal (520) isolates the second receiving space (420) from the outside.

8. Injection-molding apparatus according to claim 7, characterized in that The sealing mechanism (500) further includes: A sealing element (530) is provided at the lower end of the sealed space, and the sealing element (530) is configured to block the oil drain hole; and A vent plug (540) is provided at the upper end of the sealed space, and the vent plug (540) is installed in the vent hole. The vent plug (540) is configured to balance the pressure between the sealed space and the outside.

9. The injection molding apparatus of claim 7, wherein The injection molding device further includes: A pressure detection element (600) is disposed between the second seal (520) and the mounting bracket (400), and the pressure detection element (600) is configured to detect the injection pressure of the adhesive.

10. An injection molding machine characterized by, The injection molding device comprises a mold closing device, a control device and an injection molding device as claimed in any one of claims 1-9, the injection molding device is configured to emit the glue solution to the mold closing device, the control device is respectively connected with the mold closing device and the injection molding device in communication, and the control device can individually control the opening and closing of the mold closing device and the injection molding device.

Images