CN210233842U - Plastic cover hot runner injection mold - Google Patents

Plastic cover hot runner injection mold Download PDF

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Publication number
CN210233842U
CN210233842U CN201921210124.7U CN201921210124U CN210233842U CN 210233842 U CN210233842 U CN 210233842U CN 201921210124 U CN201921210124 U CN 201921210124U CN 210233842 U CN210233842 U CN 210233842U
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CN
China
Prior art keywords
hot runner
core
slide block
injection mold
mold
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Active
Application number
CN201921210124.7U
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Chinese (zh)
Inventor
Qihong Lu
陆琪宏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HANGZHOU THREE CRYSTAL TECHNOLOGY PLASTIC CO LTD
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HANGZHOU THREE CRYSTAL TECHNOLOGY PLASTIC CO LTD
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Priority to CN201921210124.7U priority Critical patent/CN210233842U/en
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Abstract

The utility model discloses a plastic cover hot runner injection mold. The plastic cover hot runner injection mold is based on an injection molding process of a hot runner, the problems of water ripples, weld lines, epitome and the like are solved, cavities of a product are distributed on a front model cavity plate, a front model core, a rear model core and a sliding block, the cavities of the product can be split, a hot runner system, a hot runner fixing plate, the front model cavity plate, the front model core, a front template, the rear model core, the sliding block and the rear template can be split, each part of the cavities of the product can be independently split for polishing, the sliding block can be combined for polishing parting line parts, comprehensive polishing treatment greatly improves the quality and the grade of the product.

Description

Plastic cover hot runner injection mold
Technical Field
The utility model relates to a mould especially relates to a plastic cover hot runner injection mold.
Background
A plurality of existing plastic covers have extremely high finish requirements, the traditional cold runner injection molding process is adopted before the plastic covers are subjected to injection molding, water ripples and welding marks are easily generated on the surfaces of products, part of glue is thick, uneven covers are prone to producing epitome on the surfaces, the quality of the products is greatly influenced, the polishing of molds with deep cavities is difficult to process, and the smoothness of the plastic cover products is greatly influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model discloses a plastic cover hot runner injection mold.
The utility model adopts the following technical scheme:
the utility model provides a plastic cover hot runner injection mold, including hot runner system, hot runner fixed plate, preceding model cavity board, preceding mould core, front mould board, back mould core, slider and back template, hot runner system has been arranged in the hot runner fixed plate, hot runner outlet end of hot runner system is provided with hot mouth of hot runner, preceding mould core evenly arranges within the front mould board, preceding model cavity board sticiss the front mould core in being fixed in the front mould board, the fixed back mould core of front mould board bottom grafting, the fixed back template of back mould core bottom grafting, the back mould core overcoat has the slider between front mould board and the back template, the slider can slide along back mould core, hot mouth of hot runner inserts in the preceding model cavity board.
Preferably, the hot runner system is a single-point needle valve type hot runner system.
Preferably, a hot runner water cooling system is arranged outside a hot runner of the hot runner system.
Preferably, the two sides of the sliding block are fixedly connected with sliding block locking blocks, sliding block positioning grooves are formed in the rear template corresponding to the sliding block locking blocks, and the sliding block locking blocks are connected with the sliding block positioning grooves in an inserting mode.
Preferably, cooling water paths are respectively arranged on the front mold cavity plate, the front mold core, the rear mold core and the slide block.
Compared with the prior art, the plastic cover hot runner injection mold is based on the injection molding process of a hot runner, the problems of water ripple, a weld line, a miniature and the like are solved, the cavities of a product are distributed on the front model cavity plate, the front model core, the rear model core and the sliding block, the cavities of the product can be separated, the hot runner system, the hot runner fixing plate, the front model cavity plate, the front model core, the front template, the rear model core, the sliding block and the rear template can be separated, each part of the cavities of the product can be separated independently for polishing treatment, the sliding block can be combined to polish the parting line part, and the quality and the grade of the product are greatly improved through comprehensive polishing treatment.
Drawings
FIG. 1 is an exploded view of a structure of the present invention;
in the figure: 1. the hot runner system comprises a hot runner system, 2, a hot runner fixing plate, 3, a front model cavity plate, 4, a front mould core, 5, a front mould plate, 6, a rear mould core, 7, a slide block, 8, a rear mould plate, 9, a slide block locking block, 10, a hot runner hot nozzle, 11, a hot runner water cooling system, 12 and a slide block positioning groove.
Detailed Description
The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:
example (b): as shown in the attached figure 1, the hot runner injection mold for the plastic cover comprises a hot runner system 1, a hot runner fixing plate 2, a front mold cavity plate 3, a front mold core 4, a front mold plate 5, a rear mold core 6, a slide block 7 and a rear mold plate 8, wherein the hot runner system is arranged in the hot runner fixing plate, a hot runner hot nozzle 10 is arranged at the hot runner outlet end of the hot runner system, the front mold core is uniformly arranged in the front mold plate, the front mold core is tightly pressed and fixed in the front mold plate by the front mold cavity plate, the rear mold core is fixedly inserted at the bottom of the front mold plate, the rear mold plate is fixedly inserted at the bottom of the rear mold core, the slide block is sleeved outside the rear mold core between the front mold plate and the rear mold plate and can slide along the rear mold core, the hot runner hot nozzle is inserted in the front mold cavity plate, the hot runner system is, the slide block locking block 9 is fixedly connected to two sides of the slide block, a slide block positioning groove 12 is formed in the rear template corresponding to the slide block locking block, the slide block locking block is connected with the slide block positioning groove in an inserting mode, and cooling water paths are formed in the front model cavity plate, the front model core, the rear model core and the slide block respectively.
The plastic cover hot runner injection mold is based on the injection molding process of a hot runner, the problems of water ripple, weld lines, epitome and the like are solved, the cavities of a product are distributed on a front model cavity plate, a front model core, a rear model core and a sliding block, the cavities of the product can be split, a hot runner system, a hot runner fixing plate, the front model cavity plate, the front model core, a front template, the rear model core, the sliding block and the rear template can be split, each part of the cavities of the product can be independently split for polishing, the sliding block can be combined for polishing the parting line part, the comprehensive polishing treatment greatly improves the quality and the grade of the product
The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the scope of the claims.

Claims (5)

1. The utility model provides a plastic cover hot runner injection mold, characterized by, it includes hot runner system, the hot runner fixed plate, preceding model cavity board, preceding mould core, the front mould board, back mould core, slider and back template, hot runner system has been arranged in the hot runner fixed plate, hot runner outlet end of hot runner system is provided with the hot mouth of hot runner, preceding mould core evenly arranges in the front mould board, preceding model cavity board sticiss the front mould core in being fixed in the front mould board, the fixed back mould core of front mould board bottom grafting, the fixed back template of back mould core bottom grafting, the back mould core overcoat has the slider between front mould board and the back template, the slider can slide along back mould core, the hot mouth of hot runner inserts in the preceding model cavity board.
2. The plastic cap hot runner injection mold of claim 1, wherein the hot runner system is a single-point, needle valve hot runner system.
3. The plastic cover hot runner injection mold of claim 1, wherein a hot runner water cooling system is disposed outside the hot runner of the hot runner system.
4. The plastic cover hot runner injection mold of claim 1, wherein the slide block locking blocks are fixedly connected to both sides of the slide block, and the back mold plate is provided with slide block positioning grooves corresponding to the slide block locking blocks, and the slide block locking blocks are inserted into the slide block positioning grooves.
5. The plastic cover hot runner injection mold of claim 1, wherein cooling water paths are respectively provided on the front mold cavity plate, the front mold core, the rear mold core and the slide block.
CN201921210124.7U 2019-07-30 2019-07-30 Plastic cover hot runner injection mold Active CN210233842U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921210124.7U CN210233842U (en) 2019-07-30 2019-07-30 Plastic cover hot runner injection mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921210124.7U CN210233842U (en) 2019-07-30 2019-07-30 Plastic cover hot runner injection mold

Publications (1)

Publication Number Publication Date
CN210233842U true CN210233842U (en) 2020-04-03

Family

ID=69993278

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921210124.7U Active CN210233842U (en) 2019-07-30 2019-07-30 Plastic cover hot runner injection mold

Country Status (1)

Country Link
CN (1) CN210233842U (en)

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