Non-standard mold for hot runner of outdoor measuring cup

A hot runner and measuring cup technology, which is applied to the field of non-standard molds for outdoor measuring cup hot runners, can solve the problems of demoulding of cylindrical deep-walled plastic parts, molding failure of plastic parts, and production waste, saving materials, reducing mold height, reducing The effect of manufacturing cost

Inactive Publication Date: 2022-03-25
ZHEJIANG BUSINESS TECH INST
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] For plastic parts with high height and thin wall thickness, they are generally called deep-wall plastic parts in injection molding practice. In the mold design of deep-wall plastic parts, especially for cylindrical deep-wall plastic parts such as outdoor measuring cups, There are two basic problems that must be dealt with in the mold structure design, so as not to cause continuous mold modification and mold repair in the later mold manufacturing process, resulting in unnecessary production waste; the first problem is the outer surface and inner surface of cylindrical deep-walled plastic parts. The coaxiality of the surface molded parts must be well controlled, so as to avoid the uneven wall thickness of the plastic part, or even the lack of material in some areas, which will lead to the failure of the plastic part; the second problem is the demoulding of the cylindrical deep wall plastic part; for this , the invention provides outdoor measuring cup hot runner non-standard mold

Method used

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  • Non-standard mold for hot runner of outdoor measuring cup
  • Non-standard mold for hot runner of outdoor measuring cup
  • Non-standard mold for hot runner of outdoor measuring cup

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0029] Such as Figure 1 to Figure 4As shown, the outdoor measuring cup hot runner non-standard mold described in the embodiment of the present invention includes a fixed mold seat plate 2, and a hot nozzle collar 12 is fixed on the top of the fixed mold seat plate 2, and the inner part of the hot nozzle collar 12 runs through A hot runner nozzle 23 is connected, the bottom end of the hot runner nozzle 23 is connected with a partition 13, the bottom end of the partition 13 is fixed with a cup bottom outer wall insert 22, and a fixed template 14 is fixed outside the partition 13, The bottom end of the fixed template 14 is slidably connected with a movable mold push plate 18, and the bottom end of the movable mold push plate 18 is slidably connected with a movable template 19, and the side of the movable template 19 close to the movable mold push plate 18 is fixed with an inner wall type The core insert 9, the inner wall core insert 9 is connected through the movable mold push p...

Embodiment 2

[0039] Such as Figure 7 As shown in Comparative Example 1, another embodiment of the present invention is: a heat transfer cavity 26 is opened inside the inner wall core insert 9, and a pressure plug 27 is slidably connected to the inside of the heat transfer cavity 26, An extrusion spring 28 is fixed inside the pressurization plug 27, and a sliding plate 29 is fixed on both sides of the extrusion spring 28, and the sliding plate 29 is slidably connected with the pressurization plug 27, and the bottom end of the pressurization plug 27 is A connecting rod 30 is fixed, the bottom end of the connecting rod 30 is fixed with a terminal 31, both sides of the terminal 31 are fixed with a judgment contact 32, and both sides of the judgment contact 32 are provided with a circuit contact 33, The side of the circuit contact 33 away from the judgment contact 32 is fixed with a return spring 34, and the return spring 34 is fixedly connected with the inner wall core insert 9; when working,...

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PUM

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Abstract

The invention belongs to the technical field of measuring cup forming molds, and particularly relates to an outdoor measuring cup hot runner non-standard mold which comprises a fixed mold base plate, a hot nozzle lantern ring is fixed to the top end of the fixed mold base plate, a hot runner nozzle is connected to the interior of the hot nozzle lantern ring in a penetrating mode, a partition plate is connected to the bottom end of the hot runner nozzle in a penetrating mode, and a cup bottom outer wall insert is fixed to the bottom end of the partition plate. A fixed mold plate is fixed outside the partition plate, a movable mold push plate is slidably connected to the bottom end of the fixed mold plate, a movable mold plate is slidably connected to the bottom end of the movable mold push plate, and an inner wall core insert is fixed to the side, close to the movable mold push plate, of the movable mold plate; through the design of the fixed mold plate, the movable mold push plate and the movable mold plate, the mold height can be effectively reduced, and the mold opening stroke requirement of the mold on an injection molding machine is reduced; mold frame materials are saved, and the mold manufacturing cost is reduced; the complex difficulty of a mold structure is reduced, and the uniformity of the wall thickness of a plastic part is ensured; and a formed product can be effectively ejected out, and the effect of automatic demolding is achieved.

Description

technical field [0001] The invention belongs to the technical field of measuring cup forming molds, in particular to a non-standard mold for an outdoor measuring cup hot runner. Background technique [0002] At present, in the design of electric vehicles, many vehicle equipment used in traditional fuel vehicles have been canceled on electric vehicles, and the saved space has been transformed into storage space for automotive outdoor products, which satisfies consumers' preferences and improves the market share of electric vehicles. competitiveness. Outdoor measuring cups are typical plastic parts in this type of outdoor products, which can meet the needs of car users for taking water in outdoor activities. [0003] For plastic parts with high height and thin wall thickness, they are generally called deep-wall plastic parts in injection molding practice. In the mold design of deep-wall plastic parts, especially for cylindrical deep-wall plastic parts such as outdoor measurin...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B29C45/26B29C45/33B29C45/40
CPCB29C45/26B29C45/33B29C45/332B29C45/4005
Inventor 左桂兰
Owner ZHEJIANG BUSINESS TECH INST
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